1 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3 * except.h (eh_status): Adjust documentation for x_protect_list.
4 (begin_protect_partials): New function.
5 * except.c (enqueue_eh_entry): Fix formatting.
6 (get_first_handler): Add consistency check.
7 (add_partial_entry): Adjust usage of protect_list.
8 (emit_cleanup_handler): Save and restore ehqueue.
9 (expand_start_all_catch): Add comment.
10 (begin_protect_partials): New function.
11 (end_protect_partials): Adjust usage of protect_list.
12 (init_eh_for_function): Use xcalloc.
14 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16 * c-common.c (check_format_info): Don't call a variadic function
17 with a non-literal format string.
19 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
21 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
22 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
25 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
28 * collect2.c (collect_wait): Likewise.
30 * dbxout.c (dbxout_type): Likewise.
32 * gcc.c (do_spec_1): Likewise.
34 * genemit.c (gen_insn, gen_expand): Likewise.
36 * genrecog.c (write_switch, write_subroutine): Likewise.
38 * mips-tfile.c (catch_signal, botch): Likewise.
40 * print-rtl.c (print_rtx): Likewise.
42 * toplev.c (default_print_error_function, report_error_function,
43 _fatal_insn): Likewise.
45 1999-11-25 Mark Mitchell <mark@codesourcery.com>
47 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
49 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
51 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
52 operations when needed.
53 * i386.md (fop_?f_comm): New.
54 (fop_?f_1): Do not accept commutative operands.
56 1999-11-25 Andreas Jaeger <aj@suse.de>
58 * config/mips/mips.md (casesi_internal): Add missing brace.
60 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
62 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
63 (splice_child_die): Handle moving a child DIE from the declaration
64 DIE of a class to its specification.
65 (gen_struct_or_union_type_die): Use 'complete' consistently.
66 (gen_decl_die): Generate the virtual context DIE first.
67 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
69 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
71 * config/mips/mips.md (call_value_multiple_interanal1): New.
73 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
75 * dwarf2out.c (free_AT, free_die): New fns.
76 (remove_children): Call them.
77 (output_line_info): Disable removal of duplicate notes.
79 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
80 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
81 means pretend the type isn't defined.
82 Don't defer emitting types.
83 (gen_type_die_for_member): New fn.
84 (gen_decl_die): Call it.
85 (splice_child_die): New fn.
86 (gen_member_die): Call it rather than generate duplicate dies.
88 Defer emitting information for the abstract instance of an inline
89 until we either inline it or emit an out-of-line copy.
90 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
91 from output_inline_function if DECL_ABSTRACT is also set.
92 (block_ultimate_origin): Likewise.
93 (gen_abstract_function): New fn.
94 (gen_decl_die, gen_inlined_subroutine_die): Call it.
95 (gen_subprogram_die): An abstract instance is not a declaration
96 just because it doesn't match current_function_decl. Don't abort
97 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
98 has an abstract origin.
99 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
100 abstract instance here.
102 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
104 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
105 where we need to reload fpul from a system register.
107 1999-11-24 Andreas Jaeger <aj@suse.de>
109 * config/mips/linux.h (CPP_PREDEFINES): Added.
110 (LINK_SPEC): Remove -Y since this is only needed on sparc.
112 1999-11-24 Andreas Jaeger <aj@suse.de>
114 * config/mips/linux.h (TARGET_VERSION): Added.
115 (HANDLE_SYSV_PRAGMA): Added.
116 (DEFAULT_VTABLE_THUNKS): Added.
118 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
120 * local-alloc.c (qty): New structure and static variable.
121 (qty_phys_reg): Remove, all references changed to qty.
122 (qty_n_refs): Likewise.
123 (qty_min_class): Likewise.
124 (qty_birth): Likewise.
125 (qty_death): Likewise.
126 (qty_size): Likewise.
127 (qty_mode): Likewise.
128 (qty_n_calls_crossed): Likewise.
129 (qty_alternate_class): Likewise.
130 (qty_changes_size): Likewise.
131 (qty_first_reg): Likewise.
132 (alloc_qty): Rename variable QTY to QTYNO.
133 (finf_free_reg): Likewise.
134 (local_alloc): Allocate qty, do not allocate the removed variables.
136 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
138 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
139 when -membedded-pic is passed.
141 * config/mips/mips.md (casesi): Handle 64-bit case too.
142 (casesi_internal_di): New insn.
144 * config/mips/mips.c (embedded_pic_offset): Always make the
145 embedded-pic subtractions relative to the name of the current
146 function by use of the magic string "..CURRENT_FUNCTION".
147 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
149 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
151 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
152 of (const_int 0), when what we really care about is
153 whether it's a zero constant anyway.
154 (div_trap_mips16): Likewise.
156 1999-11-23 Mark Mitchell <mark@codesourcery.com>
158 * loop.c (loop_optimize): Always find_loop_tree_blocks and
159 unroll_block_trees when generating debuggable code.
161 * tree.h (unsave_expr_1): New function.
162 (lang_unsave): New variable.
163 (get_callee_fndecl): New function.
164 * tree.c (unsave_expr_now_r): New function.
165 (lang_unsave): Define.
166 (unsave_expr_1): Likewise.
167 (unsave_expr_now_r): Split out from unsave_expr_now.
168 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
169 call unsave_expr_now_r.
170 (get_callee_fndecl): Define.
172 * Makefile.in (gencheck): Don't depend on lang_tree_files.
173 (gencheck.o): Do depend on lang_tree_files.
175 * integrate.h (copy_decl_for_inlining): New declaration.
176 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
177 (copy_decl_for_inlining): New function.
178 (integrate_parm_decls): Use it.
179 (integrate_decl_tree): Likewise.
181 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
183 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
184 the second two from the first.
185 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
186 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
187 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
189 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
190 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
193 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
195 * pa.md (call_internal_symref, call_value_internal_symref): No mode
196 needed on the address operand.
197 * pa.c (call_operand_address): Check for the correct mode.
199 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
201 * loop.c: Include "basic-block.h".
202 (try_copy_prop, replace_loop_reg): New functions.
203 (load_mems): Detect registers that just hold copies of the hoisted
204 mem, and call try_copy_prop to eliminate them.
205 * Makefile.in (loop.o): Update dependencies.
207 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
209 * Makefile.in (gencheck.o): Depend on gencheck.h.
210 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
211 (insn-peep.o): Depend on except.h and function.h.
212 (insn-attrtab.o): Depend on RECOG_H.
213 (insn-output.o): Depend on toplev.h and flags.h.
214 (gengenrtl.o): Depend on real.h.
215 (gen-protos.o): Depend on cpplib.h and cpphash.h.
216 Unify all dependencies to be on RECOG_H rather than recog.h.
218 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
220 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
221 * configure.in: Try building a bi-arch 32/64-bit compiler on
222 sparc-*-solaris2.7 and higher.
223 * configure: Rebuild.
225 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
227 * config/freebsd.h: New, FreeBSD architecture independent file.
228 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
230 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
231 directly by i386/freebsd.h.
232 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
233 independent configuration file.
234 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
235 directly by i386/freebsd.h.
236 * configure: Rebuilt.
238 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
239 which is in the user's namespace.
240 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
241 `i386' which is not in our namespace.
243 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
245 * invoke.texi (ARM Options): Add in -mno-alignment-traps
247 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
249 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
250 (add_dwarf_attr, add_child_die): Just push onto the front.
251 (reverse_die_lists): New fn.
252 (add_sibling_attributes): Use it.
253 (push_decl_scope): Reorganize.
254 (add_name_and_src_coords_attributes): Don't set file and line for
256 (gen_subprogram_die): An artificial function doesn't need to match
258 (gen_compile_unit_die): Return the generated die. Only add
259 AT_comp_dir if the filename is relative.
260 (remove_AT): Simplify loop. Also free string values.
261 (output_die): A DIE ref can't be null.
262 (output_value_format, value_format): Take a dw_attr_ref.
263 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
264 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
265 AT_addr, AT_lbl): New fns.
269 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
271 * combine.c (combine_simplify_rtx): When handling a SUBREG,
272 take SUBREG_WORD into account.
273 (if_then_else_cond): Likewise.
275 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
277 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
278 clause from BSD license, pursuant with
280 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
282 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
284 * loop.c (load_mems): Reformat slightly.
285 * basic-block.h (regset_head): New typedef.
286 (INIT_REG_SET): New macro.
288 1999-11-22 Bruce Korb <autogen@linuxbox.com
290 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
291 (mips-dec-bsd*): non-functional code
292 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
294 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
295 added three replacement fixes
296 (no_double_slash): removed comments that are not (any longer) pertinent
297 (bad_lval): this fix currently runs against many files.
298 The comment seems to indicate that we should select for files
299 containing 'pragma extern_prefix'.
301 * fixinc/fixinc.x86-linux-gnu: deleted
302 * fixinc/inclhack.sh: regen
303 * fixinc/fixincl.x: regen
304 * fixinc/fixincl.sh: regen
306 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
308 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
309 its code is INSN and it has no notes.
311 1999-11-22 Andrew Haley <aph@cygnus.com>
313 * varasm.c (function_defined): Remove.
314 (make_function_rtl): Don't set function_defined.
315 (make_decl_rtl): Remove global register warning.
316 * regclass.c (no_global_reg_vars): New variable.
317 (globalize_reg): Warn if function has already been defined.
318 (regclass_init): Set no_global_reg_vars.
320 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
322 * regclass.c (reg_pref): New structure and static variable
325 (all uses of prefclass and altclass): Use reg_pref instead.
327 1999-11-21 Nick Clifton <nickc@cygnus.com>
329 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
331 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
332 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
333 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
335 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
337 * varasm.c (output_constructor): Solve problem with long long
338 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
340 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
342 * global.c (allocno): New structure and static variable.
343 (allocno_reg): Remove, all references replaced by allocno.
344 (allocno_size): Likewise.
345 (hard_reg_conflicts): Likewise.
346 (hard_reg_preferences): Likewise.
347 (hard_reg_copy_preferences): Likewise.
348 (hard_reg_full_preferences): Likewise.
349 (regs_someone_prefers): Likewise.
350 (allocno_calls_crossed): Likewise.
351 (allocno_n_refs): Likewise.
352 (allocno_live_length): Likewise.
353 (find_reg): Rename ALLOCNO to NUM.
355 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
357 (may_move_out_cost): New variable.
358 (init_reg_sets_1): Initialize may_move_out_cost.
359 (record_reg_classes): Use may_move_out_cost.
361 * regclass.c (dump_regclass): New function.
362 (regclass): New parameter DUMP, call DUMP_REGCLASS.
363 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
364 pass rtl_dump_file to regclass.
365 * rtl.h (regclass): Update prototype.
367 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
369 * i386.md (neg, not and abs patterns): Revmap to use
370 ix86_expand_unary_operator and ix86_unary_operator_ok.
371 (add?f and sub?f expanders): Force operand 1 to register.
372 * i386.c (ix86_expand_unary_operator): Rewrite.
373 (ix86_unary_operator_ok): Ensure that memory operands
375 (ix86_binary_operator_ok): Do not allow operand 1 to
376 come into memory and operand 0 not.
377 (ix86_expand_binary_operator): Ensure that
378 src1 is not non-matching memory.
380 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
381 to support integer registers and memory.
382 (abss?2_integer): Likewise.
384 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
385 (REG_CLASS_NAMES): Likewise.
386 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
388 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
389 (movsf): Likewise; unify 4th and 5th alternative.
391 (movdf_1): Likewise; rename to movdf_integer.
392 (pushxf): Likewise; rename to pushxf_integer; fix output template;
393 remove redundant splitter.
394 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
395 (movdf_nointeger): New.
396 (movxf_nointeger): New.
397 (pushxf_nointeger): New.
399 * i386.md (extend?f?f): Split to expander and pattern, refuse two
400 memory operands in patterns.
401 (fop*): Refuse two memory operands.
403 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
404 on !TARGET_USE_CLTD CPUs.
406 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
408 * extend.texi: Document C++ restricted pointers and references.
410 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
412 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
413 (invalidate_skipped_set): Call it unconditionally.
414 (cse_set_around_loop): Likewise.
416 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
418 * rtl.texi (mem): Add documentation for alias-set argument
421 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
423 * i386.h (struct_processor_costs): New fileds int_load, int_store,
424 fp_move, fp_load and fp_store
425 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
427 (MEMORY_MOVE_COST): New macro.
428 * i386.c (386_cost): Define new fields.
429 (i486_cost): Likewise.
430 (pentium_cost): Likewise.
431 (pentiumpro_cost): Likewise.
434 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
435 Geoffrey Keating <geoffk@cygnus.com>
437 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
439 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
442 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
443 (TARGET_STRICT_ALIGNMENT): New macro.
444 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
445 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
446 * invoke.texi (M680x0 Options): Document -mstrict-align.
448 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
449 Richard Henderson <rth@cygnus.com>
451 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
452 (ix86_split_long_move): Declare.
453 * i386.c (split_xf, ix86_split_movdi): Remove.
454 (ix86_split_to_parts, ix86_split_long_move): New.
455 * i386.md (dimode move splitters): Use ix86_split_long_move.
456 (dfmode move splitters): Likewise.
457 (xfmode move splitters): Likewise.
458 (movsf_1): Allow F->r.
459 (movdf_1, movxf_1): Allow F->ro.
461 1999-11-17 Mark Mitchell <mark@codesourcery.com>
463 * except.h (struct eh_entry): Add goto_entry_p.
464 (eh_region_from_symbol): Remove prototype.
465 * except.c (find_func_region_from_symbol): New function.
466 (emit_cleanup_handler): Likewise.
467 (eh_region_from_symbol): Make it static.
468 (add_new_handler): Verify the argument.
469 (find_func_region): Update comment.
470 (expand_eh_region_end): Expand handlers here, rater than waiting
471 until expand_leftover_cleanups or start_all_catch.
472 (expand_leftover_cleanups): Don't expand here.
473 (expand_start_all_catch): Or here.
474 (expand_rethrow): Check the return value from find_func_region.
475 * function.c (expand_function_end): Emit the catch_clauses.
477 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
479 * integrate.c (expand_inline_function): Add necessary check for NULL.
481 1999-11-18 Nick Clifton <nickc@cygnus.com>
483 * toplev.c (main): Correctly detect an unrecognised option.
485 * cppinit.c (cpp_handle_option): Do not claim to have consumed
486 a -f option if it has not been recognised.
488 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
490 * basic-block.h (update_life_extent): Remove trailing comma on
491 enumeration type list.
493 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
495 * varasm.c (output_constructor) Solved problem with long long
496 bitfields. Corrected calculating this_time and shift. Also
497 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
499 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
501 * flow.c (split_edge): Take looping structure into account when
502 determining where to put the new block note.
504 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
506 * Makefile.in (ggc-none.o): Provide host specific version if
509 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
511 * cse.c (delete_trivially_dead_insns): Identify no-op insns
512 containing subregs too.
514 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
516 * invoke.texi: Add documentation for -muninit-const-in-rodata.
517 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
518 (TARGET_UNINIT_CONST_IN_RODATA): Define.
519 (text_section): Add switches -munint-const-in-rodata and
520 -mno-uninit-const-in-rodata.
521 (ASM_OUTPUT_COMMON): Remove.
522 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
523 const objects should be placed in read-only data. Otherwise declare
526 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
528 * jump.c (jump_optimize_1): Revert last change.
530 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
532 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
533 test if optimizing for size.
535 1999-11-17 Mark Mitchell <mark@codesourcery.com>
537 * Makefile.in (toplev.o): Depend on except.h.
538 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
540 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
542 * i386.md (divmodsi4): Rewrite to expander.
543 (*divmodsi4_nocltd): New.
544 (*divmodsi4_cltd): New.
545 (divmodsi4 splitter): Handle the case when input comes in edx.
546 (udivmodhi4): Do not use constraints in exander.
547 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
549 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
551 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
554 1999-11-16 Jakub Jelinek <jakub@redhat.com>
556 * explow.c (hard_function_value): Add outgoing argument.
557 * expr.h (hard_function_value): Declare it.
558 * calls.c (expand_call, emit_library_call_value): Update callers.
559 * function.c (aggregate_value_p): Ditto.
560 (diddle_return_value): Must look at the outgoing registers
561 on archs with register windows.
563 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
565 * alpha.c (alpha_build_va_list): Use make_lang_type and
566 initialize TYPE_NAME for the va_list record.
568 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
570 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
572 * ggc.h (struct ggc_statistics): Rearrange elements for better
573 packing on 64-bit hosts.
574 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
575 (compute_nearerout): Likewise.
577 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
579 * config/rs6000/rs6000.c (first_reg_to_save): Save
580 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
582 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
584 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
585 notion of nesting to find the DIE for a type or function.
586 DIEs can go in limbo even if we got a context_die.
587 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
588 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
590 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
591 (gen_type_die): Writing out the context doesn't cause member class
592 template instantiations to be written out as well.
594 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
596 * rs6000.h (ASM_OUTPUT_DEF): New.
597 Based on proposed addition from David Edelsohn.
599 1999-11-15 Robert Lipe <RobertLipe@usa.net>
600 Bruce Korb <autogen@linuxbox.com>
602 * fixinc/inclhack.def
603 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
604 (unixware7_byteorder_fix): added. Removes conflicts for new defs
606 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
607 (svr4_endian): enabled with SVR5
608 (svr4_mkdev): simplified syntax and enabled with SVR5
610 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
612 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
613 * configure: Rebuilt.
614 * config/t-freebsd-thread: New file.
616 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
618 * i386.c (ix86_decompose_address): Verify the base is a REG
619 before trying to examine its register number.
621 * basic-block.h: Remove all #defines and prototypes related to
623 (free_bb_mem, compute_preds_succs): Remove prototype.
624 * rtl.h (free_bb_mem): Remove prototype.
625 * flow.c (alloc_int_list_node); Remove function.
626 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
627 (compute_preds_succs, free_bb_mem): Likewise.
628 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
629 * toplev.c (rest_of_compilation): Likewise.
630 * haifa-sched.c (build_control_flow): Use flow generated edge
631 list to build the haifa specific edge list.
632 (find_rgns): Use new CFG data structures instead of pred/succ lists.
633 (schedule_insns): Do not build pred/succ lists anymore. Instead
634 build the edge table.
636 * basic-block.h (dump_bb_data): Remove declaration.
637 * flow.c (dump_bb_data): Remove function.
638 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
639 (sbitmap_union_of_predsucc): Likewise.
641 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
642 argument. All callers changed.
643 (delete_null_pointer_checks_1): No longer need to compute the
646 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
648 (pre_expr_reaches_here_p_work): Likewise.
649 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
650 * lcm.c (compute_laterin): Fix initialization of LATER.
651 (compute_nearerout): Similarly for NEARER.
653 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
655 * cse.c (set_nonvarying_address_components): Delete unused function.
656 (refers_to_p): Likewise.
658 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
660 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
663 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
665 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
666 definition in do while (0).
668 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
670 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
672 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
674 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
676 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
678 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
679 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
680 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
681 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
683 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
684 saved on the stack. Output more accurate stack frame statistics
687 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
689 * genextract.c (record_insn_name): New function.
690 (get_insn_name): No longer a stub.
691 (main): Call record_insn_name for each insn. After each label
692 written, print the insn name in a comment.
694 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
696 * output.h (const_section, init_section, fini_section): Add
699 * alpha/elf.h (const_section): Delete declaration.
701 * svr4.h (const_section): Likewise.
703 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
705 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
706 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
707 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
709 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
710 variable-sized array bounds.
712 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
714 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
717 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
719 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
720 addresses the same way GO_IF_LEGITIMATE_INDEX does.
722 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
724 * cse.c (hash_arg_in_struct): Delete.
725 (struct table_elt): Delete elt in_struct.
726 (struct set): Delete elt src_in_struct.
727 (merge_equiv_classes): Don't set either hash_arg_in_struct or
728 the corresponding in_struct elts.
729 (canon_hash): Likewise.
730 (safe_hash): Likewise.
731 (find_best_addr): Likewise.
732 (record_jump_cond): Likewise.
733 (cse_insn): Likewise.
735 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
737 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
739 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
742 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
744 * function.c (diddle_return_value): Put back check that the DECL_RTL
745 for the function is a register.
747 * function.c (diddle_return_value): Use hard_function_value to
748 get an rtx suitable for use in the USE/CLOBBER insn.
750 * global.c (global_conflicts): Update comments.
751 (record_conflicts): No need to record conflicts between pseudos here.
753 1999-11-11 Bruce Korb <autogen@linuxbox.com>
755 * fixinc/fixincl.c: Added verbose levels for status messages
757 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
759 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
760 operand as argument to expand_and or expand_binop.
762 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
764 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
767 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
769 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
771 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
773 * flow.c (compute_flow_dominators): Initially put all blocks on
775 * lcm.c (compute_antinout_edge, compute_available): Similarly.
776 * gcse.c (compute_cprop_avinout): Remove.
777 (compute_cprop_data): Use compute_available.
778 (delete_null_pointer_checks_1): Use compute_available.
780 * basic-block.h (compute_available): Returns a void now.
781 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
782 to return a value anymore.
783 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
784 worklists. Fix boundary cases. Compute maximal solutions.
785 (compute_laterin, compute_nearerout): Similarly.
787 * dwarf2out.c (add_AT_location_description): Allow
788 (mem (plus (pseudo) (...)) too.
790 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
792 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
794 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
795 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
797 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
799 * gansidecl.h: Likewise.
805 * toplev.h: Likewise.
811 * varray.c: Likewise.
813 * varray.h: Likewise.
815 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
817 * gcov.c (struct arcdata): Add hits and total, remove prob.
818 (output_branch_counts): New.
819 (process_args): Set output_branch_counts if -c.
820 (calculate_branch_probs): Store hits and total instead of
822 (output_data): Emit counts if output_branch_counts is true.
823 * gcov.texi (Invoking Gcov): Document -c switch..
825 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
827 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
828 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
830 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
832 * invoke.texi (C Dialect Options): Add missing builtins from
834 * extend.texi (Other Builtins): Copy to this list.
836 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
838 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
839 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
842 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
844 * flow.c (compute_flow_dominators): No longer treat basic block 0
845 or (n_basic_blocks - 1) specially. Clear the AUX field before
846 starting computation of doms/pdoms. Fix initial state for pdoms.
848 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
850 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
851 match rtl.o's: added ggc.h and toplev.h
852 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
853 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
854 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
856 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
858 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
859 from HAVE_DOS_BASED_FILESYSTEM.
860 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
861 HAVE_DOS_BASED_FILESYSTEM.
863 (split_directories): Only special-case DOS file names if
864 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
865 instead of explicit tests. Conditionalize on !VMS.
866 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
867 tests. Conditionalize on !VMS.
868 (process_command): Only use make_relative_prefix if !VMS.
869 (free_split_directories): Conditionalize on !VMS.
870 (DIR_UP): Conditionalize on !VMS.
872 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
874 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
876 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
878 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
881 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
883 * invoke.texi (Environment Variables): Document relative path
885 * gcc.c (DIR_UP): If not defined, define as "..".
886 (standard_bindir_prefix): New static, holds target location to
888 (split_directories): New function to split a filename into
889 component directories.
890 (free_split_directories): New function, release memory allocated
891 by split_directories.
892 (make_relative_prefix): New function, make a relative pathname if
893 the compiler is not in the expected location.
894 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
895 can figure out an appropriate prefix from argv[0].
896 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
897 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
898 STANDARD_BINDIR_PREFIX.
900 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
902 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
904 * config/c4x/c4x.h: Moved prototypes to c4x.h.
905 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
906 c4x_secondary_memory_needed) Delete.
907 (fp_zero_operand): Add mode argument.
909 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
911 * reload1.c (reload_reg_free_for_value_p): Don't use a register
912 that is in reload_reg_used.
914 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
916 * config/arm/arm-protos.h: New file: Prototypes for functions
917 defined in arm.c and pe.c.
918 * config/arm/arm.h: Fix compile time warnings.
919 * config/arm/arm.c: Fix compile time warnings.
920 * config/arm/pe.h: Fix compile time warnings.
921 * config/arm/aout.h: Fix compile time warnings.
923 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
925 * config/m32r/m32r-protos.h: New file: Prototypes for functions
928 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
929 Add support for subtargets.
930 Add prototypes for new predicates.
931 Add scheduling macros.
933 * config/m32r/m32r.c: Fix compile time warnings.
934 (int8_operand): New predicate function.
935 (reg_or_cmp_int16_operand): New predicate function.
936 (extend_operand): New predicate function.
937 (m32r_adjust_code): New scheduling function.
938 (m32r_adjust_priorty): New scheduling function.
939 (m32r_sched_init): New scheduling function.
940 (m32r_sched_reorder): New scheduling function.
941 (m32r_sched_variable_issue): New scheduling function.
942 (direct_return): New codegen function.
943 (m32r_not_same_reg): New rtl testsing function.
945 * config/m32r/m32r.md: Fix compile time warnings.
946 Add support for pre decrement and post increment memory
951 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
953 * global.c (EXECUTE_IF_CONFLICT): Don't define.
954 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
955 (find_reg): Likewise.
957 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
959 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
960 to avoid assembler errors.
962 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
964 * config/v850/v850-protos.h: New file: Prototypes for functions
966 * config/v850/v850.h: Move prototypes to v850-protos.h
967 * config/v850/v850.c: Move prototypes to v850-protos.h
968 * config/v850/v850.md: Fix compile time warnings.
970 * config/fr30/fr30-protos.h: New file: Prototypes for functions
972 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
973 * config/fr30/fr30.c: Fix compile time warnings.
974 * config/fr30/fr30.md: Fix compile time warnings.
976 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
978 * tree.h (get_containing_scope): Declare it.
979 * tree.c (get_containing_scope): New fucntion.
980 (decl_function_context): Use it.
981 * toplev.c (rest_of_compilation): Use get_containing_scope.
983 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
985 * Makefile.in (rtl.o): Depend on toplev.h.
987 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
989 * cse.c (delete_trivially_dead_insns): Replace alloca with
991 * except.c (update_rethrow_references): Likewise.
992 (init_eh_nesting_info): Likewise.
993 * function.c (identify_blocks): Likewise.
994 * gcse.c (dump_hash_table): Likewise.
995 * graph.c (print_rtl_graph_with_bb): Likewise.
996 * loop.c (combine_movables): Likewise.
997 (move_movables): Likewise.
998 (count_loop_regs_set): Likewise.
999 (strength_reduce): Likewise.
1000 * profile.c (compute_branch_probabilities): New function, split
1002 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
1003 * regclass.c (regclass): Likewise.
1004 * regmove.c (regmove_optimize): Likewise.
1005 * toplev.c (compile_file): Likewise.
1006 (main): Don't mess with the stack rlimit.
1008 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
1010 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
1011 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
1013 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
1015 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
1017 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
1019 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
1020 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
1023 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
1025 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
1027 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
1029 * gcse.c (post_dominators): Kill.
1030 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
1031 (compute_code_hoist_data): Use compute_flow_dominators. Do not
1032 pass in a pdom array since we do not need pdoms.
1033 * haifa-sched.c (schedule_insns): Similarly.
1034 * flow.c (compute_dominators): Remove dead function.
1035 (compute_flow_dominators): Do not compute doms or pdoms if the
1036 caller does not request them. Split up loop to build doms and
1037 pdoms. Use a worklist to compute doms and pdoms.
1038 * basic-block.h (compute_dominators): Remove prototype.
1040 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
1042 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
1043 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
1044 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
1045 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
1046 (cant_move, fed_by_spec_load, is_load_insn): Remove.
1047 (schedule_region): Remove unused variable.
1048 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
1050 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
1052 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
1053 (update_equiv_regs): Likewise.
1054 (block_alloc): Likewise.
1055 * reg-stack.c (reg_to_stack): Likewise.
1056 (convert_regs_2): Likewise.
1057 * reload1.c (reload_as_needed): Likewise.
1059 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
1061 * Makefile.in (dbxout.o): Depend on ggc.h.
1062 (dwarf2out.o): Likewise.
1063 (xcoffout.o): Likewise.
1064 * dbxout.c: Include ggc.h.
1065 (dbxout_init): Register lastfile as a root.
1066 * dwarf2out.c: Include ggc.h.
1067 (dwarf2out_line): Register lastfile as a root.
1068 * xcoffout.c: Include ggc.h.
1069 (xcoffout_source_line): Register xcoff_lastfile as a root.
1071 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
1073 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
1075 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
1077 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
1079 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1081 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1083 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
1084 (EXECUTE_IF_CONFLICT): Likewise.
1085 (ALLOCNO_LIVE_P): Avoid signed division.
1086 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
1087 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
1088 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
1090 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
1092 * haifa-sched.c (schedule_block): Don't crash if there's no
1093 next insn for an interblock movement.
1094 (add_branch_dependences): Don't allow clobber insns to move either.
1096 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
1098 * i386.c (split_xf): New.
1099 * i386-protos.h: Declare it.
1100 * i386.md (movxf_1): Add general regs alternatives.
1101 (movxf_1+1): New splitter for same.
1103 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
1105 * function.c (purge_addressof_1): Add missing return values.
1107 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
1109 * function.c (is_addressof): New function. Returns true if
1110 the given piece of RTL is an ADDRESSOF.
1111 (purge_addressof_1): Make boolean. Return false if the
1112 ADDRESSOFs could not be purged.
1113 (purge_addressof): If ADDRESSOFs could not be purged from the
1114 notes attached to an insn, remove the offending note(s),
1115 unless they are attached to a libcall.
1117 1999-11-05 Andreas Jaeger <aj@suse.de>
1119 * genoutput.c (null_operand =): Initialize all fields.
1121 * errors.h: Add extern to prototypes.
1123 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
1125 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
1126 * configure: Rebuilt.
1128 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1130 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
1131 (mirror_conflicts): New function.
1132 (global_alloc): Call it.
1133 (expand_preferences): Remove redundant CONFLICTP test.
1134 (find_reg, dump_conflicts): Likewise.
1135 (prune_preferences): Process conflicts one word at a time.
1137 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
1139 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
1140 instead of an explicit loop.
1142 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
1144 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
1145 if REG_RETVAL check succeeds, then put classp in src_elt.
1147 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
1149 * function.c (pad_to_arg_alignment): Only update argument_pad
1150 if the argument's alignment is greater than STACK_BOUNDARY.
1152 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
1154 * bitmap.h (BITMAP_XFREE): New.
1155 * flow.c (life_analysis): Use it.
1156 (life_analysis_1): Free blocks.
1158 * combine.c (undo_commit): New.
1159 (try_combine): Use it. Don't zap undobuf.undos.
1160 (combine_instructions): Don't zap undobuf.undos; free the
1163 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
1165 * stmt.c (cost_table_): New.
1166 (estimate_case_costs): Use it instead of xmalloc.
1168 * toplev.c (compile_file): Reuse dumpname memory instead
1171 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
1173 * reg-stack.c (convert_regs_1): Initialize target_stack->top
1174 after verifying an EH edge.
1176 * haifa-sched.c (init_rgn_data_dependences): Correctly
1177 size bb_pending_lists_length when zeroing.
1179 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
1181 * function.c (diddle_return_value): New.
1182 (expand_function_end): Use it.
1183 * stmt.c (expand_null_return): Likewise.
1184 (expand_value_return): Likewise.
1186 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
1188 * reload1.c (reload): Don't remove return value clobbers.
1190 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
1192 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
1194 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
1196 * cse.c (cse_main): Use xmalloc, not alloca.
1197 (cse_basic_block): Likewise.
1198 * local-alloc.c (local_alloc): Likewise.
1200 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
1201 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1203 * rtl.c: Include toplev.h.
1204 (fatal): Remove declaration.
1206 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
1208 * haifa-sched.c (schedule_block): Fix thinko.
1210 1999-11-03 James McKelvey <mckelvey@fafnir.com>
1212 * fixinc/fixincl.c(create_file): Allow for systems that do not have
1213 S_IR* defined values
1215 1999-11-03 Philippe De Muyter <phdm@macqel.be>
1217 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
1218 call `malloc' instead.
1220 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
1222 * flags.h (flag_renumber_insns): Declare.
1223 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
1225 * rtl.h (renumber_insns): Change prototype.
1226 * toplev.c (flag_renumber_insns): Define.
1227 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
1229 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
1231 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
1232 and fpsqrtd. Use them and create fdiv function unit to more
1233 accurately represent fpu sqrt pipeline semantics on UltraSparc.
1234 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
1236 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
1238 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
1240 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
1241 insn into ready list, do not use just a raw swap.
1243 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
1245 * rtl.h (renumber_insns): New function.
1246 (remove_unnecessary_notes): Likewise.
1247 * emit-rtl.c (renumber_insns): Define.
1248 (remove_unncessary_notes): Likewise.
1249 * toplev.c (rest_of_compilation): Remove dead code.
1250 Use renumber_insns and remove_unncessary_notes.
1252 * gcse.c (struct null_pointer_info): New type.
1253 (get_bitmap_width): New function.
1254 (current_block): Remove.
1255 (nonnull_local): Likewise.
1256 (nonnull_killed): Likewise.
1257 (invalidate_nonnull_info): Take a null_pointer_info as input.
1258 (delete_null_pointer_checks_1): New function.
1259 (delete_null_pointer_checks): Use it.
1261 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
1262 (split_edges): Likewise.
1263 (schedule_block): Likewise.
1264 (compute_block_backward_dependencies): Likewise.
1265 (schedule_region): Likewise.
1266 (schedule_insns): Likewise.
1268 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
1270 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
1271 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
1272 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
1273 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
1274 * jump.c (delete_unreferenced_labels): Don't delete if
1275 LABEL_ALTERNATE_NAME is set.
1276 * print-rtl.c (print_rtx): Dump alternate name.
1277 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
1278 * rtl.h (LABEL_ALTERNATE_NAME): Define.
1279 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
1280 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
1282 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1284 * fix-header.c (recognized_extern, recognized_function): Constify
1287 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
1288 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
1289 (compute_available): Remove unused variable `last'.
1290 (compute_nearerout): Remove unused variable `temp_bitmap'.
1291 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
1292 Remove unused variable `x'.
1294 * scan.h (recognized_function, recognized_extern): Constify a
1297 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
1299 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1301 * varasm.c (decode_rtx_const): Use XSTR to access the string
1304 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
1306 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
1308 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1310 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
1312 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
1314 * pa.c (ireg_operand): New function.
1315 * pa.h (PREDICATE_CODES): Handle ireg_operand.
1316 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
1317 Fix out of date comment.
1319 * pa.md (negdi2): Turn into expander + anonymous pattern.
1321 * reload.c (find_reloads): Fix typos in recent change.
1323 * dwarf2out.c: Do not include ctype.h.
1325 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1327 * regclass.c (record_reg_classes): Always use may_move_cost when
1328 seeing how operand fits with various register classes.
1330 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
1332 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
1333 * toplev.c: Revert Nov 1 13:22 change.
1335 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
1337 * config/pa/pa.md (height reduction patterns): Add checks for
1338 overlapping operands to avoid semantic-destroying splits for
1339 height reduction patterns.
1341 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1343 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
1344 have been an hyphen, fixed.
1345 * configure: Rebuilt.
1347 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
1349 * config/arm/tpe.h: Add prototypes for exported functions.
1350 * config/arm/pe.c: Fix compile time warnings.
1351 * config/arm/semi.h: Fix compile time warnings.
1352 * config/arm/arm.c: Fix compile time warnings.
1353 * config/arm/arm.h: Fix compile time warnings.
1354 * config/arm/arm.md: Fix compile time warnings.
1355 * config/arm/thumb.c: Fix compile time warnings.
1356 * config/arm/thumb.h: Fix compile time warnings.
1357 * config/arm/thumb.md: Fix compile time warnings.
1359 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
1361 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
1364 * unroll.c (unroll_loop): Remove LOOP notes when loop is
1365 completely unrolled.
1367 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1369 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
1371 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
1373 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
1374 * rtl.h (rtx_equal_p): Move prototype.
1375 * rtl.c (rtx_equal_function_value_matters): Move from
1377 (rtx_equal_p): Likewise.
1378 * rtlanal.c (rtx_equal_function_value_matters): Delete.
1379 (rtx_equal_p): Likewise.
1381 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1383 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
1386 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
1388 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
1390 * pa.h (ADDR_VEC_ALIGN): Define.
1392 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
1393 notes when presented with "if (foo) break; end_of_loop" and
1394 the break sequence gets moved out of the loop.
1396 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
1397 Remove explicit zero initializations of entries within MAP.
1399 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
1401 * reg-stack.c (convert_regs_1): Handle EH edges specially.
1403 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
1405 * bitmap.h (BITMAP_XMALLOC): New macro.
1406 * flow.c (CLEAN_ALLOCA): Remove.
1407 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
1408 (life_analysis): Likewise.
1409 (update_life_info): Don't use CLEAN_ALLOCA.
1410 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
1411 (calculate_global_regs_live): Likewise.
1412 (print_rtl_with_bb): Likewise.
1413 (verify_flow_info): Likewise.
1414 * global.c (global_alloc): Likewise.
1415 (global_conflicts): Likewise.
1416 * integrate.c (save_for_inline_nocopy): Likewise.
1417 (expand_inline_function): Likewise.
1418 * jump.c (jump_optimize_1): Likewise.
1419 (duplicate_loop_exit_test): Likewise.
1420 (thread_jumps): Likewise.
1421 * loop.c (loop_optimize): Likewise.
1422 (combine_givs): Likewise.
1423 (recombine_givs): Likewise.
1424 * reorg.c (dbr_schedule): Likewise.
1425 * unroll.c (unroll_loop): Likewise.
1427 * combine.c (combine_instructions): Use xmalloc instead of alloca.
1429 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
1431 * toplev.c (rest_of_compilation): Don't optimize the CFG
1432 when rebuilding, just before dbr.
1434 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1436 * output.h (assemble_end_function, assemble_destructor,
1437 assemble_constructor, assemble_gc_entry, assemble_global,
1438 assemble_label, output_constant_pool) Constify a char*.
1440 * varasm.c (assemble_destructor, assemble_constructor,
1441 assemble_gc_entry, assemble_end_function, assemble_global,
1442 assemble_label, output_constant_pool): Likewise.
1444 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
1446 * config/arm/thumb.c (thumb_expand_prologue): Add comments
1447 explaining what is goin on in this function.
1449 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1451 * regclass.c (record_reg_classes): In matching case, recompute
1452 costs since the direction of movement is different.
1454 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
1456 * resource.c (mark_target_live_regs): For unconditional branches,
1457 the resources found at the branch target should be added to the
1458 resources found so far, not intersected.
1460 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
1462 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
1464 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
1465 (sys/mman.h): Include this file only if #HAVE_MMAP.
1466 (run_compiles): Initialize `esac_fmt' with one old KR string, not
1467 with automatically concatenated ANSI strings.
1469 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
1471 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
1472 (DIV_ROUND_UP): Robustify.
1473 (ggc_recalculate_in_use_p): New function.
1474 (release_pages): Don't inline it.
1475 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
1477 (ggc_pop_context): Use ggc_recalculate_in_use_p.
1478 (clear_marks): Always save in_use_p.
1479 (sweep_pages): Use ggc_recalculate_in_use_p.
1480 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
1481 Release pages before counting statistics.
1483 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
1485 * toplev.c (rest_of_compilation): Fix thinko in this change:
1487 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1489 (rest_of_compilation): If inside an inlined external function,
1490 pretend we are just being declared.
1492 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
1494 * flow.c (calculate_global_regs_live): Fix thinko.
1496 * integrate.c (expand_inline_function): Fix bugs in previous
1497 change from Oct 28, 1999.
1499 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
1501 * stmt.c (expand_value_return): Fix typo in this change:
1503 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1504 (expand_value_return): Correctly convert VAL when promoting function
1505 return; support RETURN_REG being a PARALLEL.
1507 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
1509 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
1511 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * hard-reg-set.h (reg_names): Constify a char*.
1515 * regclass.c (reg_names): Likewise.
1517 * regs.h (reg_names): Likewise
1519 * a29k/a29k.c (reg_names): Delete declaration.
1521 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
1523 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
1524 arc_output_function_epilogue): Likewise.
1526 * elxsi/elxsi.c (reg_names): Likewise.
1528 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
1530 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
1533 * m88k/m88k.c (output_function_profiler): Likewise.
1535 * sparc/sparc.c (sparc_flat_output_function_prologue,
1536 sparc_flat_output_function_epilogue): Likewise.
1538 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
1540 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
1541 warning from -Wuninitialized and put it under -W.
1542 * function.c (uninitialized_vars_warning): Warn only when the
1543 corresponding flag is set.
1545 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
1547 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
1548 is nonzero and the single set does not have an elt, then assign
1551 * simplify-rtx.c: New file.
1552 * Makefile.in (OBJS): Add simplify-rtx.o
1553 (simplify-rtx.o): Add dependencies.
1554 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
1555 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
1556 (cse_gen_binary, simplify_unary_operation): Delete.
1557 (simplify_binary_operation, simplify_plus_minus): Likewise.
1558 (check_fold_consts, simplify_relation_operation): Likewise.
1559 (simplify_ternary_operation): Likewise.
1560 (delete_trivially_dead_insns): Simplify the contents of the
1561 REG_EQUAL note before trying to substitute it into the source
1562 of the reg-reg copy at the end of a libcall sequence.
1564 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
1565 references/callers changed.
1567 * mn10200.c (mn10200_va_arg): Force the return value into a
1570 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
1572 * cccp.c (macroexpand): Avoid out of range accesses for omitted
1575 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
1577 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
1579 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
1581 * fold-const.c (fold): Fix thinko when optimizing comparisons
1584 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
1586 * gcc.texi (Passes): Update front-end files to their current
1589 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
1591 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
1592 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1593 (PREDICATE_CODES): Add addition_operation.
1594 * alpha-protos.h (addition_operation): Declare.
1595 (secondary_reload_class): Likewise.
1596 * alpha.c (addition_operation): New.
1597 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
1598 * alpha.md (adddi3): Turn into expander.
1599 (*lda, *adddi_2): New.
1600 (movsf, movdf patterns): Don't preference integer regs.
1601 (movsi, movdi patterns): Don't preference fp regs.
1603 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
1605 * genrecog.c (write_switch): Check for duplicate CODE cases.
1607 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
1609 * ggc-common.c: Update pre-function commentary.
1610 * ggc-page.c: Likewise.
1612 (poison_pages): Use memset directly.
1613 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
1614 (ggc_collect): Poison before sweeping.
1615 * ggc-simple.c: Update pre-function commentary.
1616 (ggc_alloc_obj): Poison non-zeroed memory.
1618 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
1620 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
1621 match format string, even on 64-bit hosts.
1622 * gcc-page.c (ggc_page_print_statistics): Likewise.
1624 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
1626 * config/i386/i386.c (ix86_cpu): Revert last patch.
1627 * config/i386/i386.h (ix86_cpu): Ditto.
1629 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
1631 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
1632 TYPE_SIZE, convert type of result to sizetype.
1634 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
1636 * flow.c (count_or_remove_death_notes): Equate NULL with the
1639 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
1640 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1643 * i386.c (pic_label_no): Delete.
1644 (ix86_attr_length_default): Don't use single_set to peek
1647 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1648 the first insn after bb->end.
1649 * i386.md (push mem peeps): Scratch is live after evaluation
1651 (cmp mem peep): Similarly.
1653 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1655 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1656 * function.c (pad_to_arg_alignment): Add missing braces.
1658 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1660 * alpha/alpha-protos.h (literal_section): Add prototype.
1661 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1664 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1666 (alpha_start_function, alpha_end_function, float_strings,
1667 alpha_need_linkage): Constify a char*
1669 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1671 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1673 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1675 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1677 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1679 * flow.c (debug_flow_info): Add prototype.
1681 * gcc.c (main): Likewise.
1683 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1686 * reload1.c (failed_reload, set_reload_reg): Likewise.
1688 * mips-tfile.c (main): Likewise.
1689 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1690 with ATTRIBUTE_NORETURN.
1692 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1694 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1695 DECL is not a memory ref.
1697 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1699 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1700 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1702 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1704 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1705 * config/mips/elf64.h: ditto.
1707 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1709 * expr.c (emit_push_insn): New argument alignment_pad.
1710 Update all callers. Adjust stack pointer based on alignment pad.
1711 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1712 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1713 (locate_and_pad_parm): New argument alignment_pad. Update all
1715 * expr.h (emit_push_insn): Update prototype.
1716 (locate_and_pad_parm): Update prototype.
1717 * calls.c (arg_data): Add new field alignment_pad.
1718 (initialize_argument_information): Initialize alignment_pad.
1720 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1722 * except.c (free_eh_nesting_info): Free the info itself.
1723 * function.c (free_after_compilation): Don't free NULL.
1724 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1725 (pre_edge_insert): Free inserted.
1726 * stmt.c (free_stmt_status): Don't free NULL.
1728 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1730 * gcov.c (DIR_SEPARATOR): Provide default.
1731 (output_data): Add test for MS-DOS format absolute filename.
1732 (fancy_abort): Correct program name.
1733 (open_files): Open all files in binary mode.
1734 * libgcc2.c (__bb_exit_func): Likewise.
1736 * profile.c (init_branch_prob): Specify binary when opening files.
1738 * flags.h (flag_unwind_tables): New decl.
1739 * toplev.c (flag_unwind_table): New definition.
1740 (f_options): Add -funwind-tables.
1741 (decode_g_option): Clarify warning when unknown -g option is given.
1742 (rest_of_compilation): If inside an inlined external function,
1743 pretend we are just being declared.
1745 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1746 (dwarf2out_frame_finish): Likewise.
1748 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1750 * fold-const.c (merge_ranges): In not in0, but in1, handle
1751 upper bounds equal like subset case.
1753 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1755 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1756 passed in a register but moved to the stack.
1758 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1760 * gcc.c (pass_exit_codes, greatest_status): New variables.
1761 (struct option_map): Add entry for "--pass-exit-codes".
1762 (execute): Update greatest_status if error.
1763 (display_help): Add documentation for -pass-exit-codes.
1764 (process_command): Handle -pass-exit-codes.
1765 (main): Look at pass_exit_codes and greatest_status on call to exit.
1767 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1769 * reload.c (find_reloads): Refine test for no input reload
1770 case to not includes reloads emitted after insn.
1772 * function.c (find_temp_slots_from_address): Handle sum involving
1773 a register that points to a temp slot.
1774 (update_temp_slot_address): Make recursive call if both old and
1775 new are PLUS with a common operand.
1776 * calls.c (expand_call): Mark temp slot for result as having
1779 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1781 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1782 component as well as "BINUTILS".
1784 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1785 * integrate.c (copy_rtx_and_substitute): Likewise.
1786 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1787 All callers changed.
1788 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1790 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1791 gdb extensions, write size of type; also be more consistent
1792 in using references when this is a subtype.
1794 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1795 that is out of range.
1797 * loop.c (unknown_constant_address_altered): New variable.
1798 (prescan_loop): Initialize it.
1799 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1800 (invariant_p, case MEM): Remove handling for volatile and readony;
1801 check new variable if readonly.
1802 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1804 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1805 (addr_affects_sp_p): Removed from note_mem_written and only
1806 define #ifdef AUTO_INC_DEC.
1808 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1810 * regclass.c (record_reg_classes): Properly handle register move
1813 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1814 Don't think valid if both operands are invalid.
1815 (struct constant_descriptor): New field RTL.
1816 (mark_const_hash_entry): Mark it.
1817 (record_constant{,_rtx}): Initialize it.
1818 (output_constant_def): Allocate RTL in permanent obstack and
1820 ({record,compare}_constant_1): Modes must match for
1821 CONSTRUCTOR of ARRAY_TYPE.
1823 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1824 * output.h (initializer_constant_valid_p): Move decl to here.
1825 * c-common.c (initializer_constant_valid_p): Delete function from here.
1826 * varasm.c (initializer_constant_valid_p): Move function to here.
1828 * tree.h (STRIP_SIGN_NOPS): New macro.
1829 * fold-const.c (optimize_minmax_comparison): New function.
1830 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1831 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1832 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1833 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1834 widening conversions.
1835 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1836 to look at size of mode, not precision of type; also add missing cases.
1837 (optimize_bit_field_compare, decode_field_reference): Don't try to
1838 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1840 * dwarf2out.c (ctype.h): Include.
1841 (dwarf2out_set_demangle_name_func): New function.
1842 (size_of_line_info): Deleted.
1843 (output_line_info): Compute size of line info table from difference
1845 (base_type_die, add_name_attribute): Call demangle function, if any.
1846 (field_byte_offset): Use bits per word for variable length fields.
1847 (gen_array_type_die): Add array name.
1848 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1849 (dwarf2out_add_library_unit_info): New function.
1851 * explow.c (set_stack_check_libfunc): New function.
1852 (stack_check_libfunc): New static variable.
1853 (probe_stack_range): Allow front-end to set up a libfunc to call.
1855 * combine.c (simplify_comparison): When making comparison in wider
1856 mode, check for having commuted an AND and a SUBREG.
1857 (contains_muldiv): New function.
1858 (try_combine): Call it when dividing a PARALLEL.
1859 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1860 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1862 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1863 use one of the CLOBBERs instead.
1864 (if_then_else_cond): If comparing against zero, just return thing
1867 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1868 Don't generate shifts and subtract if have conditional arithmetic.
1870 * rtl.h (delete_barrier): New declaration.
1871 * jump.c (jump_optimize): Set up to handle conditional call.
1872 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1873 (delete_barrier): New function.
1875 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1877 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1879 * tree.c (build_type_attribute_variant): Push to obstack of
1880 ttype around type_hash_canon call.
1882 * expr.c (placeholder_list): Move decl to file scope.
1883 (expand_expr): Don't force access to volatile just because its
1885 If ignoring reference operations, just expand the operands.
1886 (expand_expr, case COMPONENT_REF): Propagate
1887 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1888 Refine test for using bitfield operations vs pointer punning.
1889 (expand_expr, case CONVERT_EXPR): If converting to
1890 BLKmode UNION_TYPE from BLKmode, just return inner object.
1891 Use proper mode in store_field call.
1892 Properly set sizes of object to store and total size in store_field
1893 call for convert to union.
1894 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1895 memory (like for ADDR_EXPR). Also, don't put constant in register if
1896 we'll want it in memory.
1897 (readonly_fields_p): New function.
1898 (expand_expr, case INDIRECT_REF): Call it if LHS.
1899 (expand_assignment): Handle a RESULT_DECL where
1900 DECL_RTL is a PARALLEL.
1901 (do_jump, case WITH_RECORD_EXPR): New case.
1902 (get_inner_reference): Always go inside a CONVERT_EXPR
1903 and NOP_EXPR if both modes are the same.
1904 (store_field): Use bitfield operations if size of bitsize is not same
1905 as size of RHS's type.
1906 Check for bitpos not a multiple of alignment in BLKmode case.
1907 Do block move in largest possible alignment.
1908 (store_constructor): Set BITSIZE to -1 for variable size and properly
1909 in case of array of BLKmode.
1910 (expand_expr_unaligned): New function.
1911 (do_compare_and_jump): Call it.
1913 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1914 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1915 does not include 'o'.
1917 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1918 both SET_DEST and SET_SRC reference a virtual register.
1919 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1921 * integrate.c (expand_inline_function): Handle case of setting
1922 virtual stack vars register (from built in setjmp); when parameter
1923 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1924 (subst_constant): Add new parm, MEMONLY.
1925 (expand_inline_function, integrate_parm_decls): Pass new parm.
1926 (integrate_decl_tree): Likewise.
1927 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1928 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1929 (copy_rtx_and_substitute, case SET): Add explicit calls to
1930 copy_rtx_and_substitute for both sides.
1932 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1934 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1935 within INDEX_TYPE, instead of before.
1936 (fixup_gotos): Use f->target_rtl, not the next insn,
1937 since latter may be from a later fixup.
1938 (expand_value_return): Correctly convert VAL when promoting function
1939 return; support RETURN_REG being a PARALLEL.
1940 (expand_return): When checking for result in regs and having
1941 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1943 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1945 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1946 last_nominal_fname): Mark const.
1947 (struct include_hash: name, nshort, control_macro): Mark
1949 (struct macrodef: symnam): Mark const.
1950 (struct if_stack: fname): Mark const.
1951 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1952 (IStable): New character-syntax array which encompasses all
1953 the old is_foo arrays.
1954 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1955 is_space): New macros for interrogating IStable.
1956 (check_macro_name): Kill last argument. All callers changed.
1958 * cppinit.c (initialize_char_syntax): Delete.
1959 (is_idchar, is_idstart, is_hor_space, is_space,
1960 trigraph_table): Delete.
1961 (IStable): New. Initialize with clever macros to avoid
1962 information duplication.
1963 (builtin_array): Table of builtins to get rid of explicit list
1964 in initialize_builtins.
1965 (initialize_builtins): Use builtins_array.
1966 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1967 opts->dollars_in_ident.
1969 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1971 (cpp_parse_expr): Avoid 'format string is not constant'
1972 warning. Use ISGRAPH to identify printable chars.
1973 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1975 (read_and_prescan): Map trigraphs to chars with open-coded
1976 if-else-if-... sequence, not a lookup table.
1977 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1979 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1980 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1981 (check_macro_name): Remove ability to report an invalid
1982 assertion name, which is never used.
1983 (do_line): Constify a couple of char *'s.
1984 * cppmain.c (main): Call cpp_cleanup before returning.
1986 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1988 * ggc.h (struct ggc_statistics): New type.
1989 (ggc_get_size): New function.
1990 (ggc_print_statistics): Likewise.
1991 * ggc-common.c (ggc_stats): New variable.
1992 (ggc_mark_rtx_children): Keep statistics.
1993 (ggc_mark_tree_children): Likewise.
1994 (ggc_print_statistics): New function.
1995 * ggc-page.c (struct globals): Add bytes_mapped field.
1996 (alloc_anon): Update it.
1997 (release_pages): Likewise.
1998 (ggc_get_size): New function.
1999 (ggc_page_print_statistics): New function.
2000 * ggc-simple.c (ggc_get_size): New function.
2002 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
2004 * flow.c (propagate_block): When the last reference to a label
2005 before an ADDR_VEC is deleted because the reference is a dead
2006 store, delete the ADDR_VEC.
2008 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
2010 * resource.c (find_free_register): Don't use the frame pointer
2011 if frame_pointer_needed.
2013 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
2015 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
2016 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
2018 * config/i960/i960.c (i960_va_start): New locals base, num.
2019 Use INDIRECT_REF instead of ARRAY_REF on valist.
2020 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
2022 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
2024 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
2026 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
2028 * tree.def (PLACEHOLDER_EXPR): Update comments.
2030 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2032 * c-common.c (check_format_info): Avoid non-literal format string
2033 warnings when `first_arg_num' is zero.
2035 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2037 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
2039 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
2041 * arm.md (casesi_insn): Add a clobber of the condition code
2044 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
2046 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
2047 used by both cc1 and cc1plus.
2049 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
2051 * config/arm/arm.c: Initialise arm_structure_size_boundary to
2052 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
2053 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
2054 to the value 32 if it has not already been defined.
2055 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
2056 Override definition in arm.h with a value of 8.
2058 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
2060 * c-pragma.c (push_alignment): Don't check the return value
2063 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
2065 * sparc.h (ADJUST_COST): Fix thinko.
2067 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
2069 * cccp.c (rescan): Fixed obp pointer handling around call to
2070 check_expand subroutine.
2072 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
2074 * gcse.c (delete_null_pointer_checks): Only record non-null info
2075 for pseudos when examining stores.
2077 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
2078 splitters for these patterns. Use "#" for output templates.
2079 (addsi3_carryin_shift): New pattern.
2081 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
2083 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
2084 of the function return register into a plain REG until
2085 after function inlining is done.
2087 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
2089 * jump.c (jump_optimize_1): If we did cross-jumping, and
2090 the data will matter, rebuild the CFG.
2091 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
2092 not optimizing. Don't run shorten_branches.
2093 * toplev.c (rest_of_compilation): Run shorten_branches after
2096 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
2098 * rtl.h (note_stores): Add additional paramter.
2099 * rtlanal.c (reg_set_p_1): Take additional paramter.
2100 (reg_set_last_1): Likewise.
2101 (reg_set_p): Adjust call to note_stores.
2102 (reg_set_last): Likewise.
2103 (note_stores): Pass data parameter to worker function.
2104 * alias.c (record_set): Take additional parameter.
2105 (init_alias_analysis): Pass it.
2106 * caller-save.c (mark_set_regs): Take additional parameter.
2107 (save_call_clobbered_regs): Pass NULL to note_stores.
2108 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
2110 (record_dead_and_set_regs_1): Likewise.
2111 (reg_dead_at_p_1): Likewise.
2112 (combine_instructions): Adjust calls to note_stores.
2113 (try_combine): Likewise.
2114 (record_dead_insn): Remove.
2115 (record_dead_and_set_regs): Adjust calls to note_stores.
2116 (reg_dead_at_p): Likewise.
2117 * cse.c (invalidate_skipped_set): Take additional parameter.
2118 (cse_check_loop_start): Likewise.
2119 (cse_check_loop_start_value): Remove.
2120 (cse_set_around_loop): Adjust calls to note_stores.
2121 * flow.c (notice_stack_pointer_modification): Take additional
2122 parameter. Remove duplicate declaration.
2123 (record_volatile_insns): Adjust calls to note_stores.
2124 * gcse.c (record_set_info): Take additional parameter.
2125 (record_last_set_info): Likewise.
2126 (invalidate_nonnull_info): Likewise.
2127 (record_set_insn): Remove.
2128 (compute_sets): Adjust calls to note_stores.
2129 (last_set_insn): Remove.
2130 (compute_hash_table): Adjust calls to note_stores.
2131 (insert_insn_end_bb): Likewise.
2132 (delete_null_pointer_checks): Likewise.
2133 * global.c (mark_reg_store): Take additional parameter.
2134 (mark_reg_clobber): Likewise.
2135 (reg_becomes_live): Likewise.
2136 (global_conflicts): Adjust calls to note_stores.
2137 (build_insn_chain): Likewise.
2138 * integrate.c (note_modified_parmregs): Take additional parameter.
2139 (mark_stores): Likewise. Make it static.
2140 (save_for_inline_nocopy): Adjust calls to note_stores.
2141 (try_constants): Likewise.
2142 * integrate.h (mark_stores): Remove declaration.
2143 * jump.c (mark_modified_reg): Take additional parameter.
2144 (thread_jumps): Adjust calls to note_stores.
2145 * local-alloc.c (validate_equiv_mem_from_store): Take additional
2147 (no_equiv): Likewise.
2148 (reg_is_set): Likewise.
2149 (validate_equiv_mem): Adjust calls to note_stores.
2150 (update_equiv_regs): Likewise.
2151 (block_alloc): Likewise.
2152 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
2153 (note_addr_stored): Take additional parameter.
2154 (note_set_pseudo_multiple_uses): Likewise.
2155 (record_initial): Likewise.
2156 (prescan_loop): Adjust calls to note_stores.
2157 (strength_reduce): Likewise.
2158 (check_dbra_loop): Likewise.
2159 * regmove.c (flags_set_1): Take additional paramter.
2160 (mark_flags_life_zones): Adjust calls to note_stores.
2161 * reload1.c (mark_not_eliminable): Take additional parameter.
2162 (forget_old_reloads_1): Likewise.
2163 (reload_cse_invalidate_rtx): Likewise.
2164 (reload_cse_check_clobber): Likewise.
2165 (reload_combine_note_store): Likewise.
2166 (move2add_note_store): Likewise.
2167 (reload): Adjust calls to note_stores.
2168 (reload_as_needed): Likewise.
2169 (emit_reload_insns): Likewise.
2170 (reload_cse_regs_1): Likewise.
2171 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
2172 (reload_combine): Adjust calls to note_stores.
2173 * resource.c (update_live_status): Take additional paramter.
2174 (mark_target_live_regs): Adjust calls to note_stores.
2175 * stupid.c (find_clobbered_regs): Take additional parameter.
2176 (stupid_life_analysis): Adjust calls to note_stores.
2178 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
2180 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
2183 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
2186 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
2187 of the variable arm_structure_size_boundary.
2189 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
2191 * alias.c (init_alias_analysis): Allocate reg_known_value and
2192 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
2194 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
2195 * cse.c (cse_main): Call end_alias_analysis.
2196 * haifa-sched.c (schedule_insns): Likewise.
2197 * local-alloc. (update_equiv_regs): Likewise.
2198 * reload1.c (reload_cse_regs): Likewise.
2200 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2202 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
2203 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
2204 mapping from MASK_FPU.
2206 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
2208 * sparc.md (call): Don't bound structure return size to 0xfff.
2210 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
2212 * resource.c (mark_target_live_regs): Check that the target
2213 insn wasn't created after compute_bb_for_insn.
2215 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
2217 * ggc-page.c (poison_pages): Don't be overzealous.
2219 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
2221 * alias.c: Update comments for ADDRESS.
2222 (nonlocal_reference_p): Look inside the ADDRESS to determine if
2223 it is a local memory reference.
2225 * c-typeck.c (build_function_call): Check that the built-in
2226 function is of class BUILT_IN_NORMAL before trying to recongize
2228 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
2229 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
2231 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
2233 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
2235 (pre_gcse): Likewise.
2236 (hoist_expr_reaches_here_p): Likewise.
2237 (hoist_code): Likewise.
2238 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
2240 (pre_expr_reaches_here_p_work): ... here.
2241 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
2243 (expr_reaches_here_p_work): ... here.
2245 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
2247 * resource.c (find_basic_block): Delete.
2248 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
2249 (init_resource_info): Call compute_bb_for_insn.
2251 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
2253 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
2254 with already adjacent blocks, but no fallthru.
2255 (merge_blocks_move_successor_nojumps): Simplify.
2256 (debug_flow_info): New.
2258 * toplev.c (rest_of_compilation): Open jump1 dump file before
2259 jump and close after, as opposed to just using dump_rtl.
2261 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2263 * reload.h (earlyclobber_operand_p): Declare.
2264 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
2265 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2266 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
2267 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
2269 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
2270 Richard Henderson <rth@cygnus.com>
2272 * emit-rtl.c (emit_block_insn_before): New.
2273 (emit_block_insn_after): New.
2274 * basic-block.h: Declare them.
2276 * bitmap.h: Protect from multiple inclusion.
2278 * recog.c (scratch_operand): Handle VOIDmode correctly.
2280 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
2282 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
2283 * function.c (assign_parms): Likewise.
2284 * global.c (global_conflicts): Clarify STACK_REGS commentary.
2286 * reg-stack.c (max_uid): Remove.
2287 (blocks, block_begin, block_end, block_drops_in): Remove.
2288 (block_stack_in, block_out_reg_set, block_number): Remove.
2289 (struct block_info_def, BLOCK_INFO): New.
2290 (enum emit_where): New.
2291 (current_block): New.
2292 (BLOCK_NUM): Remove.
2293 (mark_regs_pat, record_label_references): Remove.
2294 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
2296 (goto_block_pat, print_blocks, dump_stack_info): Remove.
2297 (reg_to_stack): Simplified test for existance of fp code. Use
2298 flow.c code. Call shorten_branches after cross-jump opt.
2299 (check_asm_stack_operands): Renamed from record_asm_reg_life.
2300 Return false if the asm doesn't use stack regs. Don't do life
2301 analysis on the asm.
2302 (emit_pop_insn): Replace function pointer arg `when' with
2303 enum `where'. Update all callers.
2304 (change_stack): Likewise. Update basic block end.
2305 (emit_swap_insn): Use current_block->head to limit reverse search
2306 for start of block. Use emit_block_insn_after.
2307 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
2308 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
2309 structure assignment instead of bcopy.
2311 (convert_regs_entry, convert_regs_exit): New.
2312 (convert_regs_1, convert_regs_2): Split out from convert_regs.
2313 Work on basic blocks and the CFG.
2314 (convert_regs): Use them.
2316 * i386.c (output_fix_trunc): Remove code for DImode input operand
2317 not at top-of-stack.
2318 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
2320 (fix_truncdi_1): Allow any mode scratch.
2322 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
2324 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
2325 * linux.h, netbsd.h, vms.h: Not here.
2327 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
2329 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
2330 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
2331 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
2332 CONDITIONAL_REGISTER_USEAGE): Use them.
2333 * config/mips/mips.c (mips_move_1word,mips_move_2words,
2334 gen_conditional_branch,override_options) : Use them.
2335 * config/mips/mips.md : Use them.
2337 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
2339 * i386.md (zero_extendqihi2): Use SImode register name with andl.
2341 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
2343 * integrate.c (function_cannot_inline_p): Don't allow inlining
2346 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2348 * c-parse.in (cast_expr): Constify.
2350 * cccp.c (special_symbol): Likewise.
2352 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
2354 * dwarf2out.c (base_type_die): Likewise.
2356 * global.c (allocno_compare): Likewise.
2358 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
2360 * regclass.c (fix_register): Likewise.
2362 * rtl.h (fix_register): Likewise.
2364 * stupid.c (stupid_reg_compare): Likewise.
2366 * toplev.c (decode_f_option): Likewise.
2368 * tree.c (build_complex_type): Likewise.
2370 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
2372 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
2374 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2376 * reload.c (find_reloads): Compute mode and nregs fields of all
2378 * reload1.c (calculate_needs_all_insns): Simplify a bit.
2379 (calculate_needs): Use precomputed mode/nregs values.
2380 (allocate_reload_reg): Likewise.
2382 (failed_reload, set_reload_reg): ... new functions.
2383 (choose_reload_regs_init): New function, mostly broken out from...
2384 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
2385 Also lose one #if 0 block.
2387 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
2389 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
2392 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
2394 * tree.h (BLOCK_TYPE_TAGS): Remove.
2395 (BLOCK_END_NOTE): Likewise.
2396 (BLOCK_LIVE_RANGE_FLAG): Likewise.
2397 (BLOCK_LIVE_RANGE_START): Likewise.
2398 (BLOCK_LIVE_RANGE_END): Likewise.
2399 (tree_block): Remove live_range_flag, live_range_var_flag, and
2400 type_tags. Remove end_note, live_range_start, and live_range_end.
2401 (remember_end_note): Remove prototype.
2402 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
2403 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
2405 * ggc-common.c (ggc_mark_tree_children): Don't mark
2406 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
2407 * integrate.c (adjust_copied_decl_tree): Remove.
2408 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
2409 * stmt.c (last_block_end_note): Remove.
2410 (init_stmt): Don't add a GC root for it.
2411 (expand_fixup): Don't set it.
2412 (remember_end_note): Remove.
2413 (expand_end_bindings): Don't set last_block_end_note.
2415 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2417 * reload1.c (reload_reg_free_for_value_p): Show
2418 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
2421 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
2423 * expmed.c (extract_bit_field): Allow for the case of non-integer
2424 objects that are smaller than a word (like SFmode on a 64-bit
2427 * loop.c (basic_induction_var): A non-integer variable which is
2428 being set by a paradoxical subreg is probably not a biv.
2430 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2432 * prefix.c (translate_name) Check for empty prefix string.
2434 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
2436 * Makefile.in (CPP_CROSS_NAME): New variable.
2437 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
2439 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
2440 names of the files to be uninstalled.
2442 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
2444 * collect2.c (IS_DIR_SEPARATOR): Define.
2445 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
2447 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
2450 * haifa-sched.c (add_dependence): Update the true dependency
2451 cache the first time we add a true dependence to the LOG_LINKS chain.
2453 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
2455 * fold-const.c (fold): Fix comment.
2457 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2459 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
2460 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
2461 dbxout_start_new_source_file, dbxout_source_file,
2462 dbxout_source_line, dbxout_finish, dbxout_type_fields,
2463 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
2465 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
2466 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
2467 (dbxout_block): Initialize variable `blocknum'.
2469 * dbxout.h (dbxout_init, dbxout_finish,
2470 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
2471 dbxout_args, dbxout_source_line): Constify a char*.
2473 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
2474 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
2475 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
2476 low_pc_attribute, high_pc_attribute, body_begin_attribute,
2477 body_end_attribute, comp_dir_attribute, sf_names_attribute,
2478 src_info_attribute, mac_info_attribute, producer_attribute,
2479 lookup_filename, generate_macinfo_entry, fundamental_type_code,
2480 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
2481 dwarfout_undef): Constify a char*.
2482 (add_incomplete_type, retry_incomplete_types): Add prototypes.
2484 * dwarfout.h (dwarfout_define, dwarfout_undef,
2485 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
2487 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
2489 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
2490 (MULTILIB_ISA_DEFAULT): New.
2491 (MULTILIB_DEFAULTS): Use it.
2492 * config/mips/mips.c (): Remove the now unnecessary definition
2493 of MIPS_ISA_DEFAULT.
2494 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
2495 unnecessary definition.
2497 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
2499 * arm.md (pic_load_addr): Add constraints to operand 1.
2501 1999-10-25 Bruce Korb <autogen@linuxbox.com>
2503 * fixinc/genfixes: Provide a means for specifying -D options to
2506 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
2508 * arm.c (arm_override_options): Correct initialization of
2509 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
2510 arm_is_strong, and arm_is_6_or_7.
2512 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
2513 (note_set_pseudo_multiple_uses): New function.
2514 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
2515 if a pseudo set in the loop exit is used elsewhere.
2517 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
2519 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
2521 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
2523 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
2524 a single load-address pattern.
2526 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
2528 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
2529 depending on whether or not line-number notes are present.
2531 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2533 * cccp.c (progname, file_buf, default_include, include_file,
2534 macrodef, definition, hashval, wchar_type, user_label_prefix,
2535 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
2536 expand_to_temp_buffer, is_system_include, base_name,
2537 absolute_filename, read_name_map, open_include_file,
2538 record_control_macro, check_precompiled, check_preconditions,
2539 pcfinclude, pass_thru_directive, create_definition,
2540 check_macro_name, comp_def_part, collect_expansion,
2541 check_assertion, read_token_list, assertion_install,
2542 assertion_lookup, eval_if_expression, conditional_skip,
2543 validate_else, skip_quoted_string, quote_string, macarg1,
2544 error_from_errno, install, lookup, hashf, dump_defn_1,
2545 perror_with_name, pfatal_with_name, main, trigraph_pcp,
2546 check_white_space, rescan, handle_directive, monthnames,
2547 special_symbol, do_include, remap_include_file, write_output,
2548 arglist, do_assert, do_unassert, do_line, do_error, do_once,
2549 do_ident, do_sccs, do_xifdef, skip_if_group,
2550 output_line_directive, macroexpand, macarg, change_newlines,
2551 initialize_builtins, make_definition): Constify a char*.
2553 * pcp.h (stringdef): Likewise.
2555 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
2557 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
2560 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
2561 Richard Henderson <rth@cygnus.com>
2563 * alias.c: Include ggc.h.
2564 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
2565 (record_set): Verify enough room in reg_base_value.
2566 (init_alias_analysis): Allocate reg_base_value with xcalloc.
2567 Register it as a GC root.
2568 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
2569 * Makefile.in (alias.o): Depend on ggc.h.
2571 * unroll.c (unroll_loop): Verify the insn before a barrier
2572 is a JUMP_INSN before checking JUMP_LABEL.
2574 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2576 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
2577 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
2578 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
2579 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
2580 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
2581 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
2583 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2585 * output.h (ctors_section, dtors_section, bss_section): Prototype.
2587 * alpha/alpha-interix.h (text_section): Delete prototype.
2588 * alpha/elf.h (text_section): Likewise.
2589 * arm/linux-elf.h (text_section): Likewise.
2590 * arm/linux-telf.h (text_section): Likewise.
2591 * c4x/c4x.h (text_section): Likewise.
2592 * dsp16xx/dsp16xx.h (bss_section): Likewise.
2593 * elfos.h (text_section): Likewise.
2594 * i386/aix386ng.h (text_section): Likewise.
2595 * i386/i386-interix.h (text_section): Likewise.
2596 * i386/sco5.h (text_section): Likewise.
2597 * i386/svr3gas.h (text_section): Likewise.
2598 * nextstep.h (text_section): Likewise.
2599 * psos.h (text_section): Likewise.
2600 * ptx4.h (text_section): Likewise.
2601 * svr3.h (text_section): Likewise.
2602 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
2604 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2606 * final.c (peephole): Delete prototype.
2608 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
2609 (pre_insert_copies): Remove unused variable `bb'.
2611 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
2614 * output.h (peephole): Add prototype.
2616 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
2618 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
2621 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
2623 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
2624 for inlined declarations.
2626 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
2628 * arm.c (logical_binary_operator): New fucntion.
2629 * arm.h (logical_binary_operator): Declare it.
2630 (PREDICATE_CODES): Handle logical_binary_operator.
2631 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
2632 output constraints. Add appropriate splitters.
2633 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
2634 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
2635 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
2637 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2639 * genoutput.c (struct operand_data): New elt eliminable.
2640 (output_operand_data): Write it.
2641 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
2642 (compare_operands): Take it into account.
2643 * recog.h (struct insn_operand_data): New elt eliminable.
2644 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2646 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2647 (eliminate_regs): Move code that detects changes to elimination
2648 target regs into new function elimination_effects.
2649 Delete one #if 0 block.
2650 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2651 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2652 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2653 Only call eliminate_regs for real operands of the insn, not for parts
2654 of its structure or parts matched by things like match_operator.
2655 Use elimination_effects and check_eliminable_occurrences. Use
2656 copy_insn to duplicate the pattern when not in the final pass.
2658 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2660 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2663 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2665 * fixinc/README: document the "mach" machine matching test
2666 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2667 * fixinc/fixtests.c: Implement the #else/#endif label test
2668 * fixinc/inclhack.def: utilize these tests and fixes
2669 * fixinc/inclhack.sh: regen
2670 * fixinc/fixincl.x: regen
2671 * fixinc/fixincl.sh: regen
2673 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2675 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2678 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2680 * gcc.1: Document exit codes.
2682 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2684 * calls.c: Include tm_p.h later, so everything we need is defined.
2686 * function.c: Likewise.
2688 * except.c: Include tm_p.h.
2690 * sparc.c: Likewise.
2691 (dwarf2out_cfi_label): Don't prototype.
2692 (check_return_regs, epilogue_renumber,
2693 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2694 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2695 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2696 ultra_schedule_insn): Add static prototype.
2697 (data_segment_operand, text_segment_operand): Call itself with the
2698 proper number of arguments.
2699 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2701 * sparc.h: Move all declarations to sparc-protos.h.
2702 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2705 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2707 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2709 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2710 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2711 ASM_OUTPUT_ASCII): Constify a char*.
2713 * sparc-protos.h: New file for sparc prototypes.
2715 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2717 * function.c (record_insns, contains): Always declare and define.
2718 (record_insns): Mark with ATTRIBUTE_UNUSED.
2720 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2722 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2723 to .section when outputting a .bss section to deal with multiple
2724 .bss input sections (as happens with -fdata-sections)
2725 Also output %progbits, not @progbits so the assembler doesn't treat as
2727 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2729 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2730 thumb parts even when building with non-thumb CPUs, by forcing
2733 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2735 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2736 (movdf_const_intreg_sp64): Similarly.
2738 * local-alloc.c (update_equiv_regs): Check the correct insn
2739 for pre-existing REG_EQUIV notes.
2741 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2743 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2744 block reached by a branch if we're not going to actually process
2747 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2749 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2750 a local extern function declaration.
2752 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2754 * i386.c (ix86_expand_prologue): Properly wrap USE around
2755 reg for CALL_INSN_FUNCTION_USAGE.
2757 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2759 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2760 move between GP_REGs.
2762 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2764 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2765 the mode size when finding out if an offset is legal.
2767 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2769 * basic-block.h (PROP_*): Move constants from ...
2771 (compute_bb_for_insn): Free the array before reallocating.
2772 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2773 (allocate_reg_life_data): Reset all reg variables collected by
2775 (get_block_head_tail): Don't convert from bb to block.
2776 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2777 (find_insn_reg_weight): Take block not bb.
2778 (schedule_block): Don't set block num for moved insns.
2779 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2780 (schedule_insns): Do it here instead.
2781 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2782 before update_life_info.
2783 * recog.c (split_all_insns, peephole2_optimize): Update for
2784 new arg to update_life_info.
2785 * rtlanal.c (remove_note): Cope with NULL note.
2786 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2789 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2791 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2793 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2794 block records so that merge_blocks_nomove will clean up correctly.
2795 (split_edge): Handle casesi insns.
2797 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2799 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2801 * pa.md (call, call_value): Do not emit a blockage after restoring
2804 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2806 * c-typeck.c (c_expand_asm_operands): Fix typo.
2808 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2810 * arm.c (fpu_rhs_operand): Verify modes.
2811 (fpu_add_operand): Likewise.
2812 (di_operand): Likewise.
2813 (soft_df_operand): Likewise.
2815 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2817 * arm.c (arm_return_in_memory): APCS rules state that the elements
2818 of a structure returned in a register must be 'integer-like'.
2820 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2822 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2823 in the source tree when the generated targets are out of date
2824 * fixinc/genfixes: Alter it to run individual fixes for make.
2825 * fixinc/README: rewrite
2826 * fixinc/inclhack.def: moved initial comments to README
2828 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2830 * toplev.c (main): Do not generate an error message if an
2831 unrecognised command line switch is recognisable by another
2832 language. If extra_warnings are enabled, then generate a
2833 warning message instead.
2835 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2837 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2838 (insert_pack_attributes): Delete prototype.
2840 * c-pragma.c (default_alignment): New static variable.
2841 (push_alignment): Initialize to current effective alignment.
2842 (pop_alignment): Use to set new alignment.
2843 (insert_pack_attributes): Delete function.
2844 (handle_pragma_token): Set default_alignment as well each time
2845 a #pragma pack(<n>) is encountered.
2847 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2849 * reg-stack.c (stack_result): Aggregates are not returned in
2852 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2854 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2856 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2858 * basic-block.h (set_block_num): Declare.
2859 * flow.c (update_life_info): Don't call compute_bb_for_insn
2860 or free_basic_block_vars.
2861 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2862 (insn_orig_block): Remove.
2863 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2864 (schedule_block): Keep BLOCK_NUM up-to-date.
2865 (schedule_insns): Use compute_bb_for_insn.
2866 * recog.c (split_all_insns): Likewise.
2867 (peephole2_optimize): Likewise.
2869 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2871 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2872 if the pic register is used.
2874 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2876 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2877 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2878 if that tests TREE_PERMANENT.
2880 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2882 * cse.c (invalidate_for_call): Do not remove memory references from
2883 the table here. It's handled elsewhere.
2885 * haifa-sched.c (add_dependence): Protect references to the
2886 true dependency cache with #ifdef INSN_SCHEDULING.
2887 (remove_dependence): Similarly.
2889 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2890 to the cfg code that this is a return instruction.
2891 * mn10300.md (return_internal): Similarly.
2893 * combine.c (get_last_value): If the last set of a register
2894 is after subst_low_cuid, then we can not use it to determine
2895 the register's last value.
2897 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2899 * Makefile.in: Back out previous change.
2901 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2903 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2905 * haifa-sched.c (add_dependence): Only check/update the cache
2907 (remove_dependence): Likewise.
2908 (schedule_insns): Only create the true_dependency_cache if the
2909 average number of instructions in a basic block is very large.
2911 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2913 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2914 (ggc-simple.o): Likewise.
2915 (ggc-page.o): Likewise.
2917 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2919 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2920 Prototype for exported functions.
2921 (pre_lcm, pre_rev_lcm): Remove prototypes.
2922 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2923 (compute_available): Move to lcm.c, and change parameter order.
2924 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2925 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2926 (gcse_main): No longer call compute_preds_succs. Rebuild the
2927 set table after reach pre pass.
2928 (pre_insert_map, pre_delete_map, edge_list): New.
2929 (alloc_pre_mem): Allocate edge vectors.
2930 (free_pre_mem): Delete edge vectors.
2931 (compute_pre_data): Call new edge based lcm routines.
2932 (process_insert_insn): New function.
2933 (insert_insn_end_bb): Use it.
2934 (pre_edge_insert): New function.
2935 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2937 (pre_insert_copies): Revamp using new edge based lcm outputs.
2938 (pre_delete): Likewise.
2939 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2941 (compute_code_hoist_vbeinout): New new edge based routines.
2942 * lcm.c: Remove all the old LCM functions. Replace with new ones
2943 that work with the new cfg datastructures and work with edges
2946 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2948 * reload.h (struct reload): Add new fields "mode" and "nregs".
2949 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2950 to reference the "mode" and "nregs" field within struct reload.
2952 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2954 * haifa-sched.c (true_dependency_cache): New.
2955 (add_dependence): Use the true dependency cache to avoid expensive
2956 walks down the LOG_LINKS dependency list. Add entries to the
2958 (remove_dependence): Remove entries from the true dependency cache
2960 (schedule_insns): Allocate and initialize and free the true
2963 * haifa-sched.c (schedule_insns): Do not remove inter-block
2964 dependencies anymore.
2966 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2968 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2969 * i386/t-winnt: Likewise.
2971 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2973 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2975 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2977 * Makefile.in (LANGUAGES): Omit "proto".
2978 (clean): Remove stale comment about removing unprotoize.c.
2980 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2982 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2983 using arithmetic on void pointers.
2985 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2987 * haifa-sched.c (compute_block_forward_dependencies): Only check
2988 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2990 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2992 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2993 (expr_equiv_p): Reject memories with different alias sets.
2995 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2997 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2998 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2999 (f_options): Add "bounded-pointers" and "bounds-check" entries.
3000 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
3001 (lang_init): Set default for flag_bounds_check if still "unspecified".
3003 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3005 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
3007 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3009 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
3012 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3014 * config/c4x/c4x.md (*db_noclobber,
3015 *decrement_and_branch_until_zero_noclobber): New patterns and
3016 associated splitters.
3018 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3020 * config/c4x/c4x.md (parallel instruction patterns): Rework
3021 constraints to keep reload happy.
3023 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3025 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
3026 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
3027 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
3028 Add new patterns and associated post-reload splitters.
3030 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3032 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
3034 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3036 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
3038 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
3040 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3042 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
3045 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
3047 * pa.c (move_operand): Rely on memory_address_p to determine the
3048 validity of non-indexed memory addresses.
3049 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
3050 operand in DFmode and SFmode when generating PA2.0 code.
3052 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
3054 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
3056 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
3058 * mips.c (function_prologue): Fix argument types.
3059 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
3060 (casesi_internal): Write to the scratch register.
3062 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
3064 * cppexp.c (cpp_parse_escape): Make static. Change second arg
3066 (parse_charconst): Delete unnecessary cast when calling
3068 (cpplib.h): Kill prototype of cpp_parse_escape.
3070 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
3072 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
3073 * unroll.c (unroll_loop): Cast return value of alloca.
3074 * i370/i370.c: Include function.h and toplev.h.
3075 (i370_label_scan): Remove c++ commented abort.
3076 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
3077 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
3078 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
3079 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
3081 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
3083 * config/t-freebsd: Do not override USER_H.
3084 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
3086 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
3087 Mumit Khan <khan@xraylith.wisc.edu>
3089 * c-parse.in (component_decl): Support anonymous struct/union.
3091 * c-parse.y: Regenerate.
3092 * c-parse.c: Likewise.
3093 * objc/objc-parse.y: Likewise.
3094 * objc/objc-parse.c: Likewise.
3095 * c-decl.c (finish_struct): Don't sort the fields.
3096 (field_decl_cmp): Delete unused function.
3098 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
3100 * sparc.md (movsf_const_intreg): Revert last constraint change.
3101 (movdf_const_intreg_sp32): Likewise.
3103 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
3105 * cse.c: Include hashtab.h instead of splay-tree.h
3106 (struct cse_reg_info): No longer use variant union. Add new
3107 field "regno". All references changed to avoid union.
3108 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
3109 (free_cse_reg_info): Remove.
3110 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
3111 (get_cse_reg_info): Revamp to use expandable hash tables instead
3112 of splay trees. Initialize new fields in cse_reg_info structure.
3113 (new_basic_block): Similarly.
3115 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
3117 * genrecog.c (message_with_line): Prototype.
3118 (validate_pattern): Pass along the set for the dest, not a flag.
3119 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
3120 Check for PC/CC0 as sources.
3121 (nodes_identical): Check for children position match before
3122 allowing the combination.
3124 * rtl.c (read_rtx): Track line number across \\\n.
3126 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
3128 * mips.h (SPECIAL_MODE_PREDICATES): New.
3129 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
3130 (movdi+1, movsi+1): Add output reload constraint.
3131 (casesi_internal): Likewise. Fix commentary.
3132 (return_internal): Use pmode_register_operand.
3134 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
3136 * 1750a.md (movstrqi): Add missing output reload constraint.
3137 (call_value): Likewise.
3138 * a29k.md (cpxxx patterns): Add missing match_operator mode.
3139 (jmpfdec): Add missing inout reload constraint.
3140 * elxsi.md (addsi patterns): Add missing output reload constraint.
3141 (move from sp): Use @ alternates.
3142 (call_value): No constraint on output.
3143 * fr30.md (movsi_pop): Add missing output reload constraint.
3144 (movsf_constant_store): Likewise.
3145 (splits): Remove constraints.
3146 (subsi3): Add missing mode.
3147 * i370.md (cmpstrsi+1): Add missing output reload constraint.
3148 (call_value): Likewise.
3149 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
3150 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
3151 * m32r.md (movsicc_internal): Add output reload constraint.
3152 (movstrsi_internal): Add inout reload constraints.
3153 * m88k.h (reg_names): Don't declare.
3154 (SPECIAL_MODE_PREDICATES): New.
3155 * m88k.md (*): Use register_operand not reg_or_0_operand
3157 * mn10200.h (PREDICATE_CODES): New.
3158 * ns32k.md (ffs pattern): Add output reload constraint.
3159 * pdp11.md (sob pattern): Add inout reload constraint.
3160 * sh.md (splits): Remove constraints.
3161 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
3162 * v850.md (pattern_is_ok_for_epilogue): Likewise.
3163 * vax.md (jgequ pattern): Add inout reload constraint.
3165 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
3167 * configure.in (djgpp): Revert previous patch.
3168 * configure: Rebuit.
3169 * config/i386/djgpp.h: Revert previous patch.
3171 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
3173 * fixinc/inclhack.def: Restore patch lost during last merge of
3174 "no_bogosity" branch.
3175 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
3177 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3179 * fixincludes: Add a HPUX 11 fix for inttypes.h.
3180 * fixinc/inclhack.def: Same.
3181 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
3183 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
3185 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
3186 as the base of a PLUS.
3188 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3190 * config/c4x/c4x.md: Define mode for remaining unspec operators.
3191 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
3193 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
3195 * pa.md (post_stw+1): Use pmode_register_operand.
3196 (dcacheflush, icacheflush): Likewise.
3198 * i386.md (movstricthi_1): Allow r/r.
3200 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
3202 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
3203 to (not (and (arg0) (arg1))). Similary for and.
3205 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
3206 falltrought to assocate code.
3207 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
3210 * combine.c (simplify_logical): Convert XOR to IOR if operands have
3211 no bits in common; remove XOR to ROTATE conversion.
3213 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3215 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
3217 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3219 * config/c4x/c4x.c (dst_operand): New.
3220 (PREDICATE_CODES): Update.
3221 * config/c4x/c4x.h (dst_operand): Declare it.
3222 * config/c4x/c4x.md: Define mode for each unspec usage.
3223 (move patterns): Use dst_operand predicate instead of src_operand.
3224 (movqi_update, movqf_update): Delete.
3226 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
3228 * recog.c (pmode_register_operand): New.
3229 * recog.h: Declare it.
3230 * genrecog.c (pred_codes): Likewise.
3231 (special_mode_pred_table): Likewise.
3232 (validate_pattern): Don't warn no mode for address_operand.
3234 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
3235 if the operand is not insn-like.
3237 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
3238 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
3240 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
3242 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
3244 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
3245 instead of general_operand in a SET_DEST. Use const_double_operand
3246 instead of an explicit test against CONST_DOUBLE.
3247 (movsf_const_lo): Add missing register mode.
3248 (goto_handler_and_restore): Add auxiliary test for Pmode.
3249 (flush): Adjust to use address_operand.
3250 (return_sf_no_fpu): Add missing output constraint.
3252 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
3254 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
3255 for call return value.
3256 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
3258 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
3260 * toplev.c (main): Only warn about options for other languages.
3261 * collect2.c (main): Pass -w to sub-gcc.
3263 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
3265 * flow.c (propagate_block): Add call-clobbered registers to
3268 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
3269 zapping mem_set_list.
3270 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
3271 (mark_set_1, mark_used_regs): Likewise.
3273 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
3275 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
3277 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3279 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
3280 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
3281 options. Also add a new item "C-only Warning Options" to the
3284 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
3286 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
3287 from multiple calls.
3289 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
3291 * i386.md (call value patterns): Move to the end of the file.
3292 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
3294 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
3296 * configure.in (djgpp configuration): Define extra_objects..
3297 * configure: Rebuilt.
3298 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
3299 (DTORS_SECTION_ASM_OP): Define.
3300 (INIT_SECTION_ASM_OP): Define.
3301 (FINI_SECTION_ASM_OP): Define.
3302 (DATA_SECTION_ASM_OP): Define.
3303 (TEXT_SECTION_ASM_OP): Define.
3304 (EH_FRAME_SECTION_ASM_OP): Define.
3305 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
3306 (STARTFILE_SPEC): Add crtbegin.o.
3307 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
3308 to here from LINK_COMMAND_SPEC.
3309 (DO_GLOBAL_CTORS_BODY): Define.
3310 (CRTSTUFF_USE_FINI_SECTION): Define
3311 (HAS_INIT_SECTION): Delete.
3313 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
3315 * Makefile.in (all.cross): Depend on xcpp$(exeext).
3317 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
3319 * pa.h (PREDICATE_CODES): New.
3321 * genrecog.c (validate_pattern): Condense the destination
3324 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
3326 * alpha.md (call-1): Supply missing mode for operator.
3327 (*): Add missing output reload constraints. Remove constraints
3330 * i386.h (SPECIAL_MODE_PREDICATES): New.
3331 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
3332 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
3333 (addsi_lea_3): Add missing mode for op 3.
3334 (prologue_set_got, prologue_get_pc): Add missing modes.
3335 (*) Add missing output reload constraints.
3337 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
3339 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
3340 check for member bit-size overflow and use var_size if it occurs.
3341 (layout_record): Use bitsize_int() to define the type size in bits.
3342 Likewise for computation and assignment to DECL_FIELD_BITPOS.
3343 (layout_decl): Likewise when assigning to DECL_SIZE.
3345 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
3347 * genrecog.c (validate_pattern): Typo last change. Verify
3348 that output operands have output reloads.
3350 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
3352 * genrecog.c (special_mode_pred_table): New.
3353 (NUM_SPECIAL_MODE_PREDS): New.
3354 (find_operand): New.
3355 (validate_pattern): New argument `insn'. Warn for assignment to
3356 any predicate accepting non-lvalues. Conditionaly warn for
3357 match_operand without a mode. Try much harder to match source
3358 and destination modes on a set.
3359 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
3361 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
3363 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
3365 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
3367 * combine.c (simplify_logical): Recognize xor pattern that encodes
3370 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3372 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
3375 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
3377 * ggc-page.c (MAP_FAILED): Provide default.
3379 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
3381 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
3382 * sparc.h (PREDICATE_CODES): Update.
3384 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
3386 * alpha.c (some_ni_operand): New.
3387 * alpha-protos.h: Declare it.
3388 * alpha.h (PREDICATE_CODES): Update.
3389 * alpha.md (sXaddq reload insns): Use some_ni_operand
3390 for SET_DEST instead of some_operand.
3392 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
3393 Jim Wilson <wilson@cygnus.com>
3395 * genrecog.c (maybe_both_true_2): Don't compare modes of
3397 (process_tree): Elide peephole2_insns. Invoke simplify_tests
3398 after find_afterward.
3399 (debug_decision_1): Dump next and afterward codes.
3401 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
3403 * rtl.c (dump_and_abort): Remove.
3404 (fatal_with_file_and_line): New.
3405 (fatal_expected_char): New.
3406 (read_rtx_lineno, read_rtx_filename): New.
3407 (read_skip_spaces): Track line number.
3408 (read_name): Use fatal_with_file_and_line.
3409 (read_rtx): Use fatal_expected_char. Track line number.
3410 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
3412 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
3413 if it isn't a CODE_LABEL.
3415 * genattr.c (main): Set read_rtx_filename.
3416 * genattrtab.c (main): Likewise.
3417 * gencodes.c (main): Likewise.
3418 * genconfig.c (main): Likewise.
3419 * genemit.c (main): Likewise.
3420 * genextract.c (main): Likewise.
3421 * genflags.c (main): Likewise.
3422 * genopinit.c (main): Likewise.
3423 * genoutput.c (main): Likewise.
3424 * genpeep.c (main): Likewise.
3426 * genrecog.c (decision_test.u.insn): Add `lineno'.
3427 (pattern_lineno, error_count): New variables.
3428 (message_with_line): New.
3429 (add_to_sequence): Break out checking code to ...
3430 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
3431 (merge_insn): Use message_with_line.
3432 (make_insn_sequence): Use validate_pattern. Record insn lineno.
3433 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
3435 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3437 * expr.c (store_constructor): Clear union if constructor is empty.
3439 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
3441 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
3442 Add !endian checks. Change %{...} to %(...).
3444 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
3446 * i386.md (*addsi3_cc): Renamed from addcsi3.
3447 (*addsi3_carry): Renamed from addxsi3.
3448 (*subsi3_cc): Renamed from subcsi3.
3449 (*subsi3_carry): Renamed from subxsi3.
3450 (*xorqi_cc_1): Renamed from xorcqi_1.
3451 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
3452 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
3454 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
3456 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
3457 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
3459 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
3461 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
3462 climb up the chain of insns.
3464 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
3466 * genrecog.c (write_subroutine): Careful for null trees.
3467 (process_tree): Don't elide empty functions.
3469 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
3471 * Makefile.in (genrtl.o): Depend on ggc.h.
3472 * configure.in (valloc): Probe for it.
3473 (with-gc): Use ggc-page if valloc present.
3474 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
3475 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
3476 (ggc_alloc_string): Moved from ggc-page.c.
3477 * ggc-none.c (ggc_alloc_obj): New.
3478 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
3479 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
3480 (struct globals): Likewise for dev_zero_fd.
3481 (init_ggc): Likewise for it's initialization.
3482 (ggc_allocated_p): Move careful dereference from ...
3483 (ggc_lookup_page_table): ... here. Delete.
3484 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
3485 (alloc_anon): Use valloc if no mmap.
3486 (release_pages): Use free if using valloc.
3487 (ggc_alloc_obj): Renamed from alloc_obj.
3488 (ggc_set_mark): Renamed from mark_obj.
3489 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
3490 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
3491 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
3492 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
3493 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
3494 (ggc_collect): Use fp printing instead of our own rounding.
3495 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
3496 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
3497 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
3498 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
3499 (struct ggc_string, struct ggc_any): Delete.
3500 (offsetof): Provide default definition.
3501 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
3503 (struct ggc_mem): New, from corpse of ggc_any.
3504 (struct ggc_status): Delete.
3505 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
3506 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
3507 (n_strings_collected, n_anys_collected): Delete.
3508 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
3509 (ggc_alloc_string, ggc_alloc): Delete.
3510 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
3511 (ggc_free_string, ggc_free_any): Delete.
3512 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
3513 (ggc_compare_addresses, ggc_mark_string): Delete.
3514 (ggc_mark_string_if_gcable, ggc_mark): Delete.
3515 (search_data): Delete.
3516 (struct globals): New.
3517 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
3518 (tree_insert, tree_lookup): New.
3519 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
3520 (clear_marks, sweep_objs): New.
3521 (ggc_collect): Gut. Use clear_marks, sweep_objs.
3522 (init_ggc): Set allocated_last_gc.
3523 (ggc_push_context): Gut. Use G.context.
3524 (ggc_pop_context): Likewise.
3525 (ggc_pop_context_1): New.
3526 (debug_ggc_tree): New.
3527 (debug_ggc_balance, tally_leaves): New.
3528 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
3529 (ggc_mark_string_if_gcable): Remove decl.
3530 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
3531 (ggc_mark_rtvec_children): New.
3532 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
3533 (ggc_mark_if_gcable): New decl.
3534 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
3535 (ggc_alloc_tree, ggc_alloc): Likewise.
3536 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
3537 (ggc_alloc_obj): New decl.
3538 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
3539 (ggc_alloc_tree, ggc_alloc): Likewise.
3540 (ggc_set_mark): New decl.
3541 * rtl.h (struct rtx_def): Remove gc_mark.
3542 (struct rtvec_def): Likewise.
3543 * tree.h (struct tree_common): Likewise.
3545 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
3547 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
3548 float_format and thread_file definitions.
3549 * configure: Rebuilt.
3551 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
3553 * extend.texi (Function Names): Document types of function names.
3555 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3557 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3558 an earlyclobbered output conflict with RELOAD_INPUT reloads.
3560 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3562 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
3564 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3566 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
3568 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
3570 * collect2.c (main): Do prelimnary link on AIX if rflag.
3572 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3574 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
3575 __CTOR_LIST__ in opposite order, which is the correct order for sorted
3577 (__do_global_dtors): similarly for __DTOR_LIST__.
3579 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3580 Diego Novillo <dnovillo@cygnus.com>
3582 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
3585 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
3587 * fixincl/*: Merged "no_bogosity" branch
3588 * fixincl/fixlib.h: protect against doubly defining t_bool
3589 * fixincl/server.h: protect against doubly defining t_bool
3591 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
3593 * genoutput.c: Include toplev.h.
3595 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
3597 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3599 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
3600 * configure: Regenerate.
3602 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3604 * gcse.c (delete_null_pointer_checks): Returns void.
3606 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3608 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
3609 * emit-rtl.c (copy_insn_1): Likewise.
3611 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3613 * config/mips/mips.c (mips_build_va_list): Correct
3614 TREE_CHAIN setting when hard-float.
3615 (mips_va_start): Use corrected setting.
3616 (mips_va_arg): Likewise. Also pass a tree to build of
3617 POSTINCREMENT_EXPR rather than a naked 'int'.
3619 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
3621 * ggc.h (ggc_push_context): Fix comment.
3622 (ggc_pop_context): Likewise.
3623 (mark_string_if_gcable): Likewise.
3624 * ggc-common.c (ggc_mark_rtx_children): Use
3625 ggc_mark_string_if_gcable.
3626 * ggc-page.c (ggc_lookup_page_table): New function.
3627 (ggc_allocated_p): Likewise.
3628 (mark_obj): Fix formatting.
3629 (ggc_mark_string_if_gcable): New function.
3630 * ggc-simple.c (ggc_allocated_strings): New variable.
3631 (ggc_strings_used): Likewise.
3632 (ggc_compare_addresses): New function.
3633 (ggc_pop_context): Pop the `any' memory too.
3634 (ggc_mark_string_if_gcable): New function.
3635 (ggc_collect): Initialize and tear down ggc_allocated_strings.
3637 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
3639 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
3640 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
3641 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3644 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3646 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3647 (sched_reg_live_length, sched_reg_basic_block): Delete.
3648 (current_block_num, bb_live_regs, old_live_regs): Delete.
3649 (dead_notes, struct sometimes): Delete.
3650 (sched_note_set, birthing_insn_p): Delete.
3651 (adjust_priority): Gut useless reg lifetime code.
3652 (create_reg_dead_note, attach_deaths): Delete.
3653 (attach_deaths_insn, new_sometimes_live): Delete.
3654 (finish_sometimes_live): Delete.
3655 (find_pre_sched_live, find_post_sched_live): Delete.
3656 (update_reg_usage): Delete.
3657 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3658 (schedule_insns): Delete reg lifetime code.
3659 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3660 (unlink_other_notes): Adjust REG_NOTE commentary.
3661 (reemit_notes): Use REG_SAVE_NOTE.
3662 (schedule_block): Likewise.
3663 (schedule_region): Allocate bitmap of blocks in region. Use
3664 count_or_remove_death_notes. Use update_life_info.
3666 * rtl.h (REG_SAVE_NOTE): New.
3667 * rtl.c (reg_note_name): Update.
3669 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3671 * combine.c (refresh_blocks, need_refresh): New.
3672 (combine_instructions): Allocate refresh_blocks. Invoke
3673 update_life_info if needed.
3674 (distribute_notes): Mark refresh_blocks instead of installing
3676 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3677 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3679 * Makefile.in (recog.o): Depend on basic-block.h.
3681 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3683 * genrecog.c (add_to_sequence): Thinko last change: delete
3684 shadowing allow_const_int variable.
3686 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3688 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3689 __GNUC__ and __GNUC_MINOR__.
3691 * gansidecl.h: Likewise.
3697 * toplev.h: Likewise.
3703 * varray.c: Likewise.
3705 * varray.h: Likewise.
3707 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3709 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3710 use one before a jump table.
3712 * rtl.def (ADDRESS): Change documentation to match reality.
3713 * md.texi: Don't document it.
3714 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3717 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3719 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3721 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3722 known predicate block; default allow_const_int true.
3723 (debug_decision_list): New.
3725 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3727 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3729 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3731 * gcse.c (gcse_main): Avoid global optimizations if we have a
3732 large number of basic blocks and the ratio of edges to blocks
3734 (delete_null_pointer_checks): Likewise.
3736 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3738 * c-common.c (check_format_info): Warn if format string isn't a
3741 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3743 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3744 * configure: regenerate
3746 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3748 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3749 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3750 (peepholes): Re-enable.
3752 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3754 * Makefile.in (flow.o): Depend on TREE_H.
3755 * basic-block.h (REG_SET_EQUAL_P): New.
3758 (free_regset_vector): Remove declaration.
3759 (flow_delete_insn_chain): Declare.
3760 (enum update_life_extent): New.
3761 (update_life_info, count_or_remove_death_notes): Declare.
3762 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3763 Verify register live at bb->global_live_at_start before adding USE.
3764 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3765 (CLEAN_ALLOCA): New.
3767 (PROP_*): New flags.
3768 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3769 (clear_edges): Zero n_edges.
3770 (make_edge): Increment n_edges.
3771 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3772 (flow_delete_insn_chain): Export.
3773 (delete_block): Decrement n_edges.
3774 (merge_blocks_nomove): Likewise.
3775 (life_analysis): Give life_analysis_1 PROP flags.
3776 (verify_wide_reg_1, verify_wide_reg): New.
3777 (verify_local_live_at_start): New.
3778 (update_life_info): Rewrite to call into propogate_block.
3780 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3781 always mark stack pointer. Conditionally mark PIC register.
3782 After reload, mark call-saved registers, return regsiters.
3783 (life_analysis_1): Accept PROP flags not remove_dead_code.
3784 Call mark_regs_live_at_end before zeroing regs_ever_live.
3785 Use calculate_global_regs_live. Copy global_live_at_end before
3786 calling final propagate_block. Zero reg_next_use on exit.
3787 (calculate_global_regs_live): New.
3788 (allocate_bb_life_data): Don't allocate bb->local_set.
3789 (init_regset_vector, free_regset_vector): Remove.
3790 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3791 Test flags before every operation. Warn if prologue/epilogue insn
3792 would have been deleted.
3793 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3794 Use alloc_EXPR_LIST.
3795 (mark_used_regs): Accept and use FLAGS, not FINAL.
3796 Remove special handling for RETURN.
3797 (try_pre_increment): Use alloc_EXPR_LIST.
3798 (dump_flow_info): Dump n_edges.
3799 (unlink_insn_chain, split_hard_reg_notes): Remove.
3800 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3801 (find_insn_with_note, new_insn_dead_notes): Remove.
3802 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3803 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3804 (replace_insns): Remove.
3805 (count_or_remove_death_notes): New.
3806 (verify_flow_info): Abort on error after all checks.
3807 (remove_edge): Decrement n_edges.
3808 (remove_fake_edges): Tweek format.
3809 * haifa-sched.c (schedule_insns): Use split_all_insns.
3810 * output.h (update_life_info): Remove declaration.
3811 * recog.c (split_all_insns): From the corpse of split_block_insns,
3812 do the whole function block by block. Use update_life_info.
3813 (recog_last_allowed_insn): New.
3814 (recog_next_insn): Mind it.
3815 (peephole2_optimize): Set it. Walk backwards through blocks.
3816 Use update_life_info.
3817 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3818 (split_all_insns): Declare.
3819 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3820 Use split_all_insns.
3822 * i386.md (or -1 peep2s): Disable.
3824 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3826 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3827 a single pattern. Scrap the 'd' versions as unnecessary.
3829 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3830 tablejump_mips162,tablejump_internal4): The operands to a
3831 label_ref must be VOIDmode.
3833 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3835 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3837 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3839 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3841 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3843 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3844 cache every function if ggc_p.
3846 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3848 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3849 instead of copy_rtx. Accept sequences that contain asm statements.
3850 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3851 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3852 orig_asm_operands_vector, copy_asm_operands_vector,
3853 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3855 * rtl.h (copy_insn, copy_insn_1): Declare.
3857 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3859 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3861 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3862 arguments to `current_file_function_operand'.
3864 * genrecog.c: Include hard-reg-set.h and resource.h in the
3865 generated output file.
3867 * real.c: Include tm_p.h.
3869 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3871 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3874 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3876 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3877 before the fctiwz insn.
3879 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3880 Mark Mitchell <mark@codesourcery.com>
3882 * tree.c (make_lang_type_fn): New funtion pointer.
3883 (make_lang_type): Call it.
3884 * tree.h (make_lang_type): Declare.
3885 (make_lang_type_fn): Likewise.
3886 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3888 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3890 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3891 make sure that HIGH instructions are copied into BASE_REGS.
3893 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3895 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3897 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3899 * c-decl.c (finish_struct): Use simpler method of
3900 removing elements of a singly-linked list.
3902 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3904 * alpha.md (peephole2's): Comment out peephole2's that generate
3907 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3909 * genrecog.c (add_to_sequence): Disable mode check for
3912 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3914 * ggc-simple.c (init_ggc): Set empty_string.
3916 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3918 * configure.in: Detect mmap. Add --with-gc=foo to select
3919 garbage collector; default to page if mmap available.
3920 * Makefile.in (GGC): Substitute.
3922 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3924 * c-decl.c (ggc_p): Enable.
3926 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3930 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3932 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3933 string for little-endian-data.
3935 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3937 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3938 case somebody tries to compile --enable-checking code with gcc
3941 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3943 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3946 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3948 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3949 * jump.c (jump_optimize_1): Document why.
3951 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3953 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3954 pointers and casts for `int_handler' and `quit_handler'.
3956 * flow.c (verify_flow_info, split_hard_reg_notes,
3957 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3958 remove_edge, remove_fake_successors): Add static prototypes.
3959 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3960 (mark_set_1): Initialize variable `regno'.
3961 (unlink_insn_chain): Likewise for variable `curr'.
3962 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3964 * loop.c (strength_reduce): Initialize variable
3965 `unrolled_insn_copies'.
3966 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3967 prototypes. Change these functions to take const PTR parameters
3968 to avoid prototype conflict when used as the comparson argument
3970 (check_dbra_loop): Initialize variable `comparison_val'.
3972 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3973 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3974 (find_valid_class): Initialize variable `best_class'.
3975 (find_reloads): Call memcpy, not bcopy.
3977 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3978 (hard_reg_use_compare): Don't needlessly cast away const.
3979 (reload_reg_class_lower): Likewise.
3980 (choose_reload_regs): Initialize variable `regno'.
3982 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3984 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3986 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3988 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3989 ({,d}discard): Add forward declarations. Declare parameter as
3991 (main_without_main): Explicitly declare return type to be int.
3992 (memcpy): Properly declare.
3994 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3995 building the trampoline support, declare malloc, free, and
3997 (__clear_cache): Mark arguments as potentially unused.
3999 * frame.c (toplevel): If inhibit_libc is defined, declare
4002 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
4004 * flow.c (make_edge): Accept an optional 2D bitmap in which
4005 to cache edge existence. Update all callers.
4006 (make_label_edge, make_eh_edge): Pass through the edge cache.
4007 (make_edges): Provide the cache.
4009 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4011 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
4013 (local_mbtowc): Change the type of variable `i' from int to size_t.
4015 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
4016 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
4018 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
4020 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
4021 after other includes that define the appropriate types. Include
4022 tm_p.h for getting user prototypes.
4023 * ggc-callbacks.c (toplevel): Ditto.
4024 * ggc-none.c (toplevel): Ditto.
4025 * gcc-page.c (toplevel): Ditto.
4026 * ggc-simple.c (toplevel): Ditto.
4028 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
4029 Jonathan Larmour <jlarmour@cygnus.co.uk>
4031 * config/mips/mips.c (mips_move_2words): Split doubles if
4032 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
4034 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
4036 * genrecog.c (struct decision_test): New.
4037 (struct decision): Remove test-related members, sort the rest by size.
4038 (IS_SPLIT): Simplify.
4039 (new_decision, new_decision_test): New.
4040 (add_to_sequence): Use them. No special handling for args of
4042 (maybe_both_true): Renamed from not_both_true; return sense changed.
4043 (maybe_both_true_1, maybe_both_true_2): New. Broken out
4044 of maybe_both_true and adjusted for decision_test.
4045 (position_merit): Remove.
4046 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
4047 (merge_accept_insn): New, broken out of merge_trees.
4048 (merge_trees): Use them. No special case for c_test; no node
4049 splitting; use test type instead of position_merit.
4050 (factor_tests): New.
4051 (simplify_tests): New.
4052 (break_out_subroutines): Don't write code now.
4053 (find_afterward): New.
4054 (write_afterward, write_switch, write_cond): New.
4055 (write_action, is_unconditional): New.
4056 (write_node): New. Use them.
4057 (write_tree_1): Rewrite. Use the new functions above.
4058 (write_tree): Remove afterward processing.
4059 (write_subroutine): Simplify function variant emission.
4060 (write_subroutines): New.
4061 (same_codes, clear_codes): Remove.
4062 (same_modes, clear_modes): Remove.
4063 (write_header): New, broken out of main.
4064 (make_insn_sequence): Use new_decision and new_decision_test.
4065 (process_tree): New, broken out of main.
4066 (main): Adjust for merge_trees interface change.
4067 Don't #define operands in the output file.
4068 (record_insn_name): New, broken out of make_insn_sequence.
4069 (debug_decision_2, debug_decision_1, debug_decision_0): New.
4070 (debug_decision): New.
4072 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
4074 * resource.c (find_free_register): Mark class_str argument const.
4075 * resource.h: Update prototype to match.
4077 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
4078 * i386.md: Give all anonymous insns names.
4080 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
4082 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
4085 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
4087 * toplev.c (dbr_sched_time): Unconditional.
4088 (peephole2_time): New.
4089 (compile_file): Add pass numbers to all of the dump file suffixes.
4090 Dump peephole2_time. Don't dump times for non-applicable passes.
4091 (rest_of_compilation): Add pass numbers to dump file suffixes.
4092 Conditionalize calls to the scheduler.
4093 * invoke.texi: Update.
4095 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
4097 * flow.c (make_edges): Fix insn iteration.
4098 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
4099 (find_basic_blocks_1): Fix spelling mistake.
4101 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
4103 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
4104 always have side-effects. Use memset not bzero.
4105 (make_node): Likewise.
4107 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
4109 * stmt.c (expand_anon_union_decl): When any of the elements of the
4110 union is addressable, so is the entire union.
4112 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
4114 * sbitmap.c (sbitmap_ones): Don't set too many bits.
4116 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
4117 * bitmap.c (bitmap_operation): Return true iff TO changed.
4118 (bitmap_equal_p): New.
4119 (bitmap_bit_p): Tidy arithmetic.
4120 (debug_bitmap_file): Likewise.
4122 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
4124 * toplev.c (rest_of_compilation): Turn on cse_not_expected
4125 before cse2 instead of after.
4127 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
4129 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
4132 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4134 * cppinit.c (is_idchar initializer): Loosen tests to accept
4137 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
4139 * mips.md: Define conditional move patterns for floating point
4140 operands and DI mode conditions.
4142 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
4144 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
4145 always have side-effects.
4147 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
4149 * mn10200.c (asm_file_start): Fix typo.
4151 * cppinit.c (is_idchar initializer): Tighten tests for when
4152 to put the table into initialized memory.
4154 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
4155 not an array of rtunion.
4156 * gcc-page.c (ggc_alloc_rtvec): Similarly.
4157 * gcc-simple (ggc_free_rtvec): Similarly.
4159 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
4162 * mbchar.h: Add missing #endif.
4164 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
4165 (FPBIT, DPBIT): Define.
4167 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4169 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
4171 * profile.c (instrument_arcs, output_gcov_string,
4172 tablejump_entry_p): Add static prototypes.
4173 (output_gcov_string): Constify a char*.
4175 * regmove.c (replacement_quality, fixup_match_2): Add static
4178 * resource.h (reg_dead_p): Add extern prototype.
4180 * rtl.c (trim_filename): Add static prototype.
4182 * scan-decls.c (skip_to_closing_brace): Likewise.
4184 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
4185 (expand_end_case): Initialize variable `range'.
4186 (emit_case_nodes): Remove unused prototype `rtx_fn'.
4188 * varasm.c (asm_emit_uninitialised): Add static prototype.
4189 (asm_emit_uninitialised, assemble_variable): Mark parameter with
4192 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4194 * cpplib.c (if_directive_nameo): Add static prototype.
4196 * cse.c (cse_insn): Remove unused variable `p'.
4198 * except.c (create_rethrow_ref, push_entry,
4199 receive_exception_label, new_eh_region_entry, find_func_region,
4200 clear_function_eh_region, process_nestinfo): Add static prototypes.
4201 (get_reg_for_handler): Hide definition.
4202 (process_nestinfo): Initialize variable `extra_handlers'.
4204 * expr.h (expand_builtin_longjmp): Add extern prototype.
4206 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
4208 * function.c (prepare_function_start): Likewise.
4209 (pop_function_context_from): Mark parameter `context' with
4211 (push_temp_slots_for_block, flush_addressof): Hide definition.
4213 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
4214 solve_program_flow_graph, calculate_branch_probs,
4215 function_summary, main, fancy_abort): Add prototypes.
4217 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
4218 (add_hash): Constify a char*.
4220 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
4221 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
4222 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
4224 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
4226 * lists.c (free_list, zap_lists): Likewise.
4228 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4230 * alias.c (nonlocal_reference_p): Add static prototype.
4232 * bitmap.c (bitmap_element_allocate): Prototype args in function
4235 * builtins.c (stabilize_va_list): Add static prototype.
4236 (expand_builtin_va_arg): Constify a char*.
4238 * c-lex.c (getch, put_back, extend_token_buffer_to,
4239 read_line_number, token_getch, token_put_back): Add static
4242 * c-parse.gperf (hash, is_reserved_word): Likewise.
4244 * cccp.c (is_dir_separator): Likewise.
4246 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4248 * graph.h: New file to prototype functions exported by graph.c.
4250 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
4252 * graph.c: Include graph.h.
4254 * toplev.c: Likewise. Remove redundant prototypes.
4256 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
4258 * invoke.texi: Removed duplicated description for -Q.
4260 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
4262 * extend.texi: Grammar fix in __extension__ text.
4264 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
4266 * md.texi (define_peephole2): New section.
4268 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
4270 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
4271 (mov $-1 to or peepholer): Enable for pentium when optimizing for
4274 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
4276 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
4278 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
4280 * i386.md (ffs expander): Emit Pentium friendly code for
4283 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
4285 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
4289 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4291 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
4293 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
4295 * config/m68k/m68k.c (use_return_insn): Return false if the pic
4298 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4300 * md.texi (No Constraints): Delete section.
4301 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
4302 * final.c (final_scan_insn): We always have register constraints.
4303 * genattrtab.c: Don't include "insn-config.h".
4304 (write_attr_case): We always have register constraints.
4305 * genconfig.c (register_constraint_flag): Delete.
4306 (walk_insn_part): Don't check whether we have register constraints.
4307 (main): Don't write out "#define REGISTER_CONSTRAINTS".
4308 * genoutput.c (have_constraints): Delete.
4309 (main): Don't set it.
4310 (output_operand_data): We always have constraints.
4311 (scan_operands): Likewise.
4312 (compare_operands): Likewise.
4313 * local-alloc.c (block_alloc): We always have constraints.
4314 (requires_inout): Always compile this function.
4315 * recog.c (extract_insn): We always have constraints.
4316 (constrain_operands, reg_fits_class_p): Always compile these
4318 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
4320 (struct insn_operand_data): Likewise.
4321 * regclass.c (regclass): We always have constraints.
4322 (record_reg_classes, copy_cost, record_address_regs,
4323 auto_inc_dec_reg_p): Always compile these functions.
4324 * regmove.c (regmove_optimize): We always have constraints.
4325 * reload.c (find_reloads): Likewise.
4326 * reload1.c (reload): Likewise.
4327 (reload_cse_simplify_operands): Likewise.
4328 * i860.c (output_delay_insn): Likewise.
4330 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
4332 * iris6.h (BUILD_VA_LIST_TYPE): Define.
4334 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4336 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
4337 for the va_list record.
4339 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
4341 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
4344 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
4346 * alias.c: Include insn-flags.h.
4347 * Makefile.in (alias.o): Update.
4349 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
4351 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
4352 to LTU and GEU. Handle more cases using sbb.
4354 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
4356 * i386.md (truncatexfdf splitters): Do not use subreg.
4357 (fop XFmode patterns): Fix mode in operand testing.
4359 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
4361 * jump.c (jump_optimize_1): Amend last change to test only the
4362 form of the operand, not the insn.
4364 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
4365 not register_operand to determine when B may need preloading.
4367 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
4369 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
4370 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
4371 (call-value patterns): Move to end of file.
4372 (*): Remove mode from label_ref in (pc) context.
4373 (movstrqi): Use memory not general_operand for BLKmode operands.
4374 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
4375 to register_operand operands.
4376 (peep2 patterns): Convert from commented-out peephole patterns.
4378 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4380 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
4381 to BUILT_IN_INIT_DWARF_REG_SIZES.
4382 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
4383 Renamed from BUILT_IN_DWARF_REG_SIZE; call
4384 expand_builtin_init_dwarf_reg_sizes.
4385 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
4386 with __builtin_init_dwarf_reg_size_table.
4387 * dwarf2out.c (struct reg_size_range): Delete.
4388 (expand_builtin_init_dwarf_reg_sizes): New function.
4389 (expand_builtin_dwarf_reg_size): Delete.
4390 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
4391 (expand_builtin_dwarf_reg_size): Don't declare.
4392 * libgcc2.c (dwarf_reg_size_table_initialized): New.
4393 (dwarf_reg_size_table): New.
4394 (init_reg_size_table): New function.
4395 (copy_reg): Use dwarf_reg_size_table.
4396 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
4399 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
4401 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
4402 Correctly build argument list to constructor and destructor functions.
4404 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
4406 * c-tree.h (warn_float_equal): Declare.
4407 * c-decl.c (warn_float_equal): Define.
4408 (c_decode_option): Recognize -W[no-]float-equal.
4409 * c-typeck.c (build_binary_op): Conditionally warn
4410 about equality tests of floating point types.
4411 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
4412 * invoke.texi: Add docs for -Wfloat-equal warning.
4414 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
4416 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
4417 generating RTL directly.
4418 * mips.h (INIT_TARGET_OPTABS): Likewise.
4419 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
4421 * expr.h (init_mov_optab): Delete declaration
4423 * h8300.c (WORD_REG_USED): Update to avoid useless register
4424 saves in interrupt functions and functions which never return.
4426 * cse.c (struct set): Delete inner_dest_loc field.
4427 (cse_insn): Remove assignments to inner_dest_loc field.
4429 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
4431 * ggc-page.c: Don't include <unistd.h> etc taken care of
4432 by "system.h". Include <sys/mman.h> afterward.
4434 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
4436 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
4439 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
4441 * xcoffout.c (xcoffout_declare_function): Add documentation.
4442 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
4443 TARGET_64BIT. Compare constant to -1, not bit pattern.
4444 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
4445 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
4448 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
4450 * dwarf2out.c (add_abstract_origin_attribute): Abort if
4452 (gen_inlined_enumeration_type_die): Do not abort if the type has
4453 not been writeen out.
4454 (gen_inlined_structure_type_die): Do not abort if the type has
4455 not been writeen out.
4456 (gen_inlined_union_type_die): Do not abort if the type has
4457 not been writeen out.
4458 (gen_tagged_type_instantiation_die): Do not abort if the type
4459 has not been written out.
4461 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4463 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
4465 * reg-stack.c (straighten_stack): Copy hard reg set with
4468 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
4470 * builtins.c (stabilize_va_list): Stabilize array type va_list
4471 to a pointer type, not the base record type.
4472 (expand_builtin_va_copy): Dereference the pointers explicitly;
4473 use the correct size for the copy.
4475 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
4476 (rs6000_va_arg): Likewise.
4478 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
4480 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
4482 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
4484 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
4486 (DECL_BUILT_IN_CLASS): Adjust accordingly.
4488 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
4490 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
4491 (init_ggc): Use it instead of a constant.
4492 (ggc_collect): Bound allocated_last_gc by it.
4494 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
4496 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
4499 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
4501 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
4502 (mips*-*-openbsd*): Let big endian configuration be a fragment.
4504 * config/mips/openbsd.h: New, OpenBSD little endian target.
4505 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
4506 * config/mips/xm-openbsd.h: New, OpenBSD host.
4508 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
4510 * config/m68k/m68k.c (output_function_prologue,
4511 output_function_epilogue): Use
4512 current_function_uses_pic_offset_table instead of regs_ever_live
4513 to decide whether to save/restore pic register.
4514 (legitimize_pic_address): Don't modify regs_ever_live any more.
4516 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
4518 * function.h (struct function): Add x_dont_save_pending_sizes_p.
4519 * stor-layout.c (variable_size): Don't add sizes to the pending
4520 sizes list if x_dont_save_pending_sizes_p is set.
4522 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
4524 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
4525 for symbolic_operand().
4526 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
4528 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4530 * combine.c (gen_rtx_combine): Add missing call to va_end().
4532 * final.c (asm_fprintf): Likewise.
4534 * genattrtab.c (attr_rtx): Likewise.
4536 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
4538 * cse.c: Update comments.
4539 (cse_insn): When converting a conditional/computed jump into
4540 an unconditional jump, always make sure a BARRIER immediately
4541 follows the converted jump. Do not delete unreachable code.
4542 (cse_basic_block): Do not delete unreachable code.
4543 * toplev.c (rest_of_compilation): Move call to
4544 delete_trivially_dead_insns after the conditional call to
4547 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4549 * collect2.c (make_temp_file): Don't prototype.
4551 * gcc.c (make_temp_file): Likewise.
4553 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
4555 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
4557 * varasm.c (asm_emit_uninitialised): New function: Generate
4558 the assembler statements necessary to declare an uninitialised
4560 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
4562 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
4563 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
4565 (assemble_variable): Use asm_emit_uninitialised to emit an
4566 uninitialised variable.
4568 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
4570 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
4571 constant on a 64 bit host. Patch supplied by Geoffrey Keating
4572 <geoffk@cygnus.com>.
4574 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4576 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
4577 * c-common.h (builtin_function): Don't declare.
4579 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
4581 (pushdecl): Likewise.
4582 (finish_decl): Likewise.
4583 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
4584 int. All callers changed.
4585 Set the builtin's DECL_BUILT_IN_CLASS.
4586 * tree.h (enum built_in_class): New.
4587 (enum built_in_function): Delete NOT_BUILT_IN.
4588 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
4590 (DECL_SET_FUNCTION_CODE): Likewise.
4591 (DECL_BUILT_IN_CLASS): New macro.
4592 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
4593 (struct tree_decl): Split builtin function code field into a
4595 (builtin_function): Declare.
4597 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
4599 * optabs.c (init_traps): Fix typo in last change.
4601 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
4603 * toplev.c (rest_of_decl_compilation): Update comment.
4605 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4607 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
4608 in .sbss if appropriate.
4609 (EXTRA_SECTION_FUNCTIONS): Add sbss.
4610 (SBSS_SECTION_ASM_OP): New macro.
4611 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
4612 (EXTRA_SECTIONS): Add in_sbss.
4613 * config/mips/mips.h: Prototype sbss_section.
4615 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
4617 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
4620 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
4622 * optabs.c (init_traps): Register trap_rtx as a GC root.
4624 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4626 * config/mips/mips.c (function_arg_pass_by_reference): Define
4627 unconditionally, since it's called unconditionally.
4629 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4631 * toplev.c (documented_lang_options): Add -fshort-wchar.
4632 * c-decl.c (c_decode_option): Likewise.
4633 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
4635 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
4636 * gcc.c (default_compilers): If -fshort-wchar,
4637 override __WCHAR_TYPE__.
4638 * tm.texi (C Dialect Options): Add -fshort-wchar.
4640 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
4641 symbol for a variable.
4643 * cpplib.h (CPP_PREPROCESSED): New macro.
4644 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4645 we're seeing this input for a second time.
4647 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4649 * emit-rtl.c (init_emit_once): Initialize modes first.
4651 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4653 * config/i386/i386.c (pic_label_name): Change to char pointer.
4654 (global_offset_table): New variable.
4655 (load_pic_register): Fill global_offset_table if it hasn't
4656 already been done. Allocate pic_label_name dynamically.
4657 * ggc.h (empty_string): New variable.
4658 * ggc-simple.c (empty_string): Likewise.
4659 (init_ggc): Allocate empty_string and add as root.
4660 * stmt.c (digit_strings): New variable.
4661 (init_stmt): Add last_block_end_note as root. Allocate and
4662 initialize digit_strings.
4663 (expand_asm_operands): Use empty_string instead of string
4664 constant. Use digit_strings instead of string constants.
4665 * profile.c (init_arc_profiler): Allocate string with
4666 ggc_alloc_string instead of xmalloc.
4667 (output_func_start_profiler): Likewise.
4668 * c-typeck.c (digest_init): Check if init is error_mark_node.
4670 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4671 Richard Henderson <rth@cygnus.com>
4673 * ggc-page.c: New file.
4674 * Makefile.in (ggc-page.o): New.
4676 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4678 * invoke.texi: Document -fdelete-null-pointer-checks
4679 * toplev.c (flag_delete_null_pointer_checks): New.
4680 (f_options): Add entry for -fdelete-null-pointer-checks.
4681 (rest_of_compilation): Conditionalize null pointer check
4682 elimination on flag_delete_null_pointer_checks.
4683 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4685 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4687 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4688 copyright notice and special exception to GPL.
4690 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4692 * abi64.h (mips_function_value): Add prototype arguments.
4694 * mips-protos.h: New file with mips prototypes.
4696 * mips.c: Include "tm_p.h".
4697 (mktemp, lookup_name): Add prototype arguments.
4698 (extern_list, string_constant, mips_fill_delay_slot,
4699 mips_output_external, mips_output_external_libcall,
4700 mips_output_filename, mips_declare_object, function_prologue,
4701 mips_expand_prologue, function_epilogue, mips16_constant,
4702 build_mips16_function_stub, mips_output_conditional_branch):
4704 (mips_va_start): Remove unused variable `u'.
4705 (mips_va_arg): Cast value to unsigned when comparing against one.
4707 (save_restore_insns, mips_expand_prologue): Add missing arg in
4708 call to `large_int'.
4710 * mips.h: Move prototypes to mips-protos.h.
4711 (data_section, memory_address_p, rdata_section,
4712 readonly_data_section, simple_epilogue_p, text_section): Delete
4713 prototypes delcared elsewhere.
4714 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4716 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4718 * mips.md: Delete extra args in call to `mips_move_2words'.
4720 * xm-iris6.h (alloca): Add prototype argument.
4722 * genpeep.c: Include "tm_p.h" in generated output file.
4724 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4726 * basic-block.h (find_edge_index): Change parameters.
4727 * flow.c (verify_edge_list): Pass basic_block parameters to
4728 find_edge_index instead of integers.
4730 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4732 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4735 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4737 * gcc.1: Fix a formatting error.
4739 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4741 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4742 i786, mn10200, mn10300, pdp11, v850.
4744 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4746 * libgcc2.c (num_digits): Add prototype with
4747 __attribute__((const)).
4748 (__terminate): Add prototype.
4750 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4752 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4754 * alpha/alpha.c (print_operand): Fix type of `code'.
4755 (alpha_output_filename): Constify.
4756 * alpha/alpha.h: Move all function declarations ...
4757 * alpha/alpha-protos.h: ... here. New file.
4758 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4759 (SECTION_FUNCTION_TEMPLATE): Likewise.
4761 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4763 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4764 * expr.c (expand_expr): Likewise.
4765 (do_jump): Likewise.
4766 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4767 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4769 (enum can_compare_purpose): New.
4770 (can_compare_p): Adjust prototype.
4771 (prepare_cmp_insn, prepare_operand): Declare.
4772 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4773 * optabs.c (cmp_available_p): Deleted.
4774 (expand_abs): Pass ccp_jump to can_compare_p.
4775 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4776 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4777 Call can_compare_p rather than cmp_available_p.
4778 (prepare_operand): No longer static.
4779 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4780 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4781 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4782 sequence to use emit_cmp_and_jump_insns.
4783 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4785 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4787 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4788 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4789 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4790 (plus (reg) (const_int 0))
4791 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4793 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4795 * rs6000.c (expand_block_move): DImode loads and stores require
4796 word-aligned displacements. Increment address registers with
4797 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4799 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4801 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4802 is no name for the base type, rather than segfault. If we are
4803 writing out a complex integer type, use DW_ATE_lo_user.
4805 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4806 in one word or less (complex char, complex short, or on 64 bit
4807 systems complex float) to/from a hard register, copy it through
4808 memory instead of dying in gen_{real,imag}part. If we have a
4809 short complex type, prevent inlining since it allocates stack
4812 * tree.c (build_complex_type): If we are writing dwarf2 output,
4813 generate a name for complex integer types.
4815 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4817 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4818 * flow.c (remove_edge): Remove extra whitespace.
4819 (remove_fake_edges): Fix comment.
4820 (add_noreturn_fake_exit_edges): Use the correct name.
4822 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4824 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4825 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4826 (clean): Depend on INTL_CLEAN.
4827 (maintainer-clean): Adjust.
4829 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4831 * configure.in (AC_PREREQ): Bump to 2.13.
4832 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4834 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4836 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4838 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4840 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4841 (HAVE_STRINGIZE): Define.
4843 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4845 * c-parse.in: save and restore warn_pointer_arith on __extension__
4846 along with pedantic.
4847 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4848 Set the type of extension to itype rather than $<itype>1 kludge.
4849 * extend.texi (Alternate Keywords): Adjust documentation.
4850 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4852 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4854 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4855 most assembler templates.
4857 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4858 FP loads and stores.
4859 (following_call): Always return zero for the PA8000.
4860 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4861 FP loads and stores.
4862 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4864 * pa.h (BRANCH_COST): Define.
4866 * pa.md (return, return_internal): Use bve for PA2.0.
4868 * pa.md (fused multiply): Add variants which reduce height for the
4869 fused multiply, but which still generate 2 insns.
4870 (fnegabs): Similarly.
4872 * pa.md (subsi3): Turn into an expander. Create two anonymous
4873 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4874 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4876 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4878 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4880 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4881 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4883 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4886 * flow.c (record_active_eh_regions): Terminate loop after finding
4887 the last insn in the last basic block.
4889 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4891 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4893 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4895 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4897 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4899 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4900 splitting to not use output template.
4902 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4904 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4905 * config/c4x/c4x.c (c4x_va_start): New function.
4907 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4909 * genrecog.c (not_both_true): Handle correctly cases when called for
4910 tests with different positions in the insn.
4912 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4914 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4916 * system.h (HOST_PTR_PRINTF): ... to here.
4918 * mips-tfile.c: Don't include machmode.h.
4920 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4921 (mips-tfile.o): Don't depend on machmode.h.
4923 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4925 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4926 avoid conflicts with typedef struct `region' at the top level scope.
4928 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4930 * basic-block.h (basic_block): Add eh_beg, eh_end.
4931 * flow.c (entry_exit_blocks): Update.
4932 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4934 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4935 lists.c functions to allocate insn lists.
4936 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4938 (make_eh_edge): ... here. New.
4939 (move_stray_eh_region_notes): New.
4940 (record_active_eh_regions): New.
4941 (delete_unreachable_blocks): Split out block merging ...
4942 (try_merge_blocks): ... here. New.
4943 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4944 Dump debugging data.
4945 (merge_blocks_move_successor_nojumps): Likewise.
4946 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4948 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4950 * extend.texi (Bound member functions): Document unbound pmf
4953 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4955 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4956 has the EXIT_BLOCK as a dest.
4958 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4960 * flow.c (remove_edge): New function to remove an edge from the
4962 (remove_fake_successors): New function to remove fake successor edges.
4963 (remove_fake_edges): New function to remove all fake edges from the
4965 (add_fake_exit_edges): New function to add fake edges from all blocks
4966 with no successors to the exit block.
4967 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4968 prototypes for new functions.
4970 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4972 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4973 Use Pmode to determine whether to output .dword or .word.
4975 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4977 * tree.c (built_in_filename): New variable.
4978 (BUILT_IN_FILENAME): New macro.
4979 (init_tree_codes): Allocate built_in_filename.
4980 (make_node): Use built_in_filename instead of string constant.
4982 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4984 * configure.in: Add fr30 target.
4985 * configure: Regenerate.
4986 * config/fr30: New directory.
4987 * config/fr30/crti.asm: New file.
4988 * config/fr30/fr30.c: New file.
4989 * config/fr30/crtn.asm: New file.
4990 * config/fr30/fr30.h: New file.
4991 * config/fr30/fr30.md: New file.
4992 * config/fr30/lib1funcs.asm: New file.
4993 * config/fr30/t-fr30: New file.
4994 * config/fr30/xm-fr30.h: New file.
4996 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4998 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4999 BARRIER at the end of the successor, not the BARRIER before
5002 * pa.c (pa_add_gc_roots): Fix thinko in last change.
5004 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
5006 * stmt.c (any_pending_cleanups): Don't crash when
5007 current_function->stmt is unset.
5009 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5011 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
5012 other initializations that may use it for relative offsets.
5014 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5016 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
5017 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
5018 * config/i386/sol2dbg.h: Removed.
5019 * config/i386/sol2gas.h: New file, to enable gas work-around.
5020 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
5021 Don't use sol2dbg.h.
5022 * configure: Rebuilt.
5024 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
5026 * invoke.texi (-fthis-is-variable): Remove documentation.
5028 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
5030 * basic-block.h (compute_bb_for_insn): Declare.
5031 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
5032 to use; set size of basic_block_for_insn directly.
5033 (find_basic_blocks): Update.
5035 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5037 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
5039 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5041 * crtstuff.c (ON_EXIT): Delete empty macro definition.
5042 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
5044 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
5046 * c-decl.c (c_decode_option): Extend comment.
5048 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
5050 * toplev.c (progname): Make 'const char *'
5051 (flag_print_mem): Move out of main.
5052 (version_flag): Move out of main.
5053 (filename): Move out of main.
5054 (debug_args): Remove g prefix from options.
5055 (documented_lang_options): Remove cpplib specific options.
5056 (display_help): Add g prefix to debug options.
5057 (check_lang_option): Delete this function.
5058 (decode_d_option): New function: Decode -d... option.
5059 (decode_f_option): New function: Decode -f... option.
5060 (decode_W_option): New function: Decode -W... option.
5061 (decode_g_option): New function: Decode -g... option.
5062 (independent_decode_option): New function: Decode a language
5063 independent command line option.
5064 (main): Invoke lang_decode_option and then
5065 independent_decode_option on each command line option in
5068 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
5070 Revert this change. Gavin's patch to operand_equal_p is a better fix.
5071 * fold-const.c (fold_range_test): Do not try to fold the range
5072 test if the rhs or lhs has side effects.
5074 * basic-block.h (compute_flow_dominators): Declare.
5076 * gcse.c (alloc_code_hoist_mem): New function.
5077 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
5078 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
5079 (hoist_code, one_code_hoisting_pass): Likewise.
5080 (gcse_main): If optimizing for size, then hoist expressions
5081 computed in multiple dominated basic blocks.
5083 * gcse.c (invalid_nonnull_info): New function.
5084 (delete_null_pointer_checks): Likewise.
5085 * rtl.h (delete_null_pointer_checks): Declare.
5086 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
5088 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
5089 (merge-blocks_move_successor_nojumps): Likewise.
5090 (merge_blocks): Allow merging of some blocks, even if it requires
5091 physical movement of the blocks, but not if it requires new jumps.
5093 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
5094 Callers and prototype changed.
5095 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
5097 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5099 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
5100 -YP when both -p and -pg are present. From i386/sol2.h.
5102 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5104 * Makefile.in (distclean): Delete tm_p.h.
5105 * configure.in: Create a new file, "tm_p.h", from a list in
5106 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
5107 "i386/i386-protos.h".
5109 * alias.c: Include "tm_p.h".
5110 * c-typeck.c: Likewise.
5111 * calls.c: Likewise.
5113 * emit-rtl.c: Likewise.
5114 * explow.c: Likewise.
5115 * expmed.c: Likewise.
5117 * final.c: Likewise.
5119 * fold-const.c: Likewise.
5120 * function.c: Likewise.
5122 * global.c: Likewise.
5123 * haifa-sched.c: Likewise.
5124 * integrate.c: Likewise.
5126 * local-alloc.c: Likewise.
5128 * optabs.c: Likewise.
5129 * recog.c: Likewise.
5130 * reg-stack.c: Likewise.
5131 * regclass.c: Likewise.
5132 * regmove.c: Likewise.
5133 * reload.c: Likewise.
5134 * reload1.c: Likewise.
5135 * reorg.c: Likewise.
5136 * resource.c: Likewise.
5138 * stor-layout.c: Likewise.
5139 * toplev.c: Likewise.
5141 * unroll.c: Likewise.
5142 * genattrtab.c (main): Make generated file include "tm_p.h".
5143 * genemit.c (main): Likewise.
5144 * genoutput.c (main): Likewise.
5145 * genrecog.c (main): Likewise.
5147 * i386.h: Delete all prototypes.
5148 * i386.c: Include "tm_p.h".
5149 (ix86_attr_length_default): Call constant_call_address_operand
5150 with correct number of arguments.
5151 * i386-protos.h: New file.
5152 * i386.md (unnamed patterns): Call constant_call_address_operand
5153 with correct number of arguments.
5154 (exception_receiver): Call load_pic_register with correct number
5157 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
5159 * c-pragma.c (mark_align_stack): Dereference the void* properly.
5161 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
5163 * rtl.h (insns_safe_to_move_p): New function.
5164 * loop.c (find_and_verify_loops): Use it.
5165 * rtlanal.c (insns_safe_to_move_p): Define it.
5167 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
5169 * c-pragma.c: Include ggc.h.
5170 * Makefile.in (c-pragma.o): Update.
5172 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5174 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
5175 (LIB_SPEC): Likewise.
5176 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
5177 Reindent -YP/-p/-pg.
5178 Copied from config/sparc/sol2.h.
5180 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
5182 * c-pragma.c (mark_align_stack): New.
5184 * c-pragma.h (init_pragma): Declare it.
5185 * c-lex.c (init_parse): Call it.
5187 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5189 * configure.in: Pick up thread library on Solaris/x86 just
5190 like on Solaris/sparc.
5191 * configure: Rebuilt.
5193 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
5195 * rtl.h (global_rtx_index): New enum.
5196 (global_rtl): Change to array of rtx.
5197 (pc_rtx, cc0_rtx): Redefine accordingly.
5198 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
5199 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
5200 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
5201 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
5202 (const_int_rtx): Change to array of rtx.
5203 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
5205 * emit-rtl.c (global_rtl): Change to array of rtx.
5206 (const_int_rtx): Change to aray of rtx.
5207 (gen_rtx_CONST_INT): Redefine accordingly.
5208 (init_emit_once): Allocate and initialize global_rtl. Likewise
5209 for const_int_rtx. Add both as GC roots.
5210 * genattrtab.c (global_rtl): Update declaration.
5212 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
5214 * Makefile (USER_H): Add iso646.h back.
5216 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
5218 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
5219 zapping the LOG_LINKS of sched_before_next_call.
5221 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
5222 * pa.c (insn_refs_are_delayed): Renamed from
5223 insn_sets_and_refs_are_delayed.
5225 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
5227 * functiion.h (struct function): Add x_whole_function_mode_p.
5228 (retrofit_block): Declare.
5229 * function.c (retrofit_block): New function.
5230 (identify_blocks): Add assertions. Allow an incomplete set of
5231 block notes if we're still generating code for the function.
5232 * integrate.c: Include loop.h.
5233 (expand_inline_function): Call find_loop_tree_blocks to map block
5234 notes to blocks when in whole-function mode. Use retrofit_block
5235 to insert new BLOCKs for the inlined function, rather than
5237 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
5238 * Makefile.in (integrate.o): Depend on loop.h.
5240 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5242 * tree.h (warn_about_unused_variables): Declare.
5243 * stmt.c (warn_about_unused_variables): New function, split out
5245 (expand_end_bindings): Here.
5247 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
5249 * stmt.c (preserve_subexpressions_p): Don't crash when
5250 current_function->stmt is unset.
5252 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
5254 * stmt.c (expand_start_bindings): Allow callers to pass a flag
5255 indicating that no NOTE_INSN_BLOCK_BEG note is required.
5256 (expand_start_target_temps): Use it.
5257 * except.c (expand_eh_region_start_for_decl): Likewise.
5258 * expr.c (expand_expr): Likewise.
5260 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
5262 * fold-const.c (operand_equal_p): Pay attention to side effects.
5264 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
5266 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
5267 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
5269 * tlink.c (scan_linker_output): Look for keywords before accepting
5270 a mangled name in quotes.
5272 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
5274 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
5275 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
5277 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
5279 * alpha.md: Revert Thu Nov 26 change that came in through the
5280 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
5281 Avoid earlyclobber when possible.
5283 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5285 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
5287 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
5288 Define HAVE_ON_EXIT.
5290 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5292 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
5293 CTYPE_CONV in all ctype macros.
5295 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
5298 * cexp.y (initialize_random_junk): Likewise.
5300 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
5302 * i370.c (handle_pragma): Likewise.
5304 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
5306 * v850.c (override_options): Likewise.
5308 * doprint.c (_doprnt): Likewise.
5310 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
5313 * fixinc/server.c (load_data): Likewise.
5315 * fold-const.c (real_hex_to_f): Likewise.
5317 * genattr.c (write_upcase, gen_attr): Likewise.
5319 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
5320 write_upcase): Likewise.
5322 * genemit.c (print_code): Likewise.
5324 * genopinit.c (gen_insn): Likewise.
5326 * genpeep.c (print_code): Likewise.
5328 * genrecog.c (print_code): Likewise.
5330 * optabs.c (init_libfuncs): Likewise.
5332 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
5334 * haifa-sched.c (sched_analyze): Keep the list of notes organized
5336 (reemit_notes): Likewise.
5338 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
5340 * ggc.h (ggc_root): Move to ggc-common.c.
5342 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
5343 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
5344 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
5345 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
5346 * ggc-common.c (ggc_root): Move from ggc.h.
5347 (roots): Declare, static.
5348 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
5349 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
5350 null or check/set mark bit.
5351 (ggc_mark_roots): New.
5352 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
5354 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
5356 * m32r.c: Include toplev.h.
5357 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
5358 (gen_compare): Rename swap_p to must_swap to match uses.
5359 Add default abort case.
5360 (m32r_output_function_epilogue): Remove unused variables.
5361 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
5362 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
5363 define to empty parameter list. Update all uses.
5364 (predicate decls): Use enum machine_mode not int.
5365 * m32r.md (movsi): Call abort, not fatal_insn.
5366 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
5368 1999-09-14 Andrew Haley <aph@cygnus.com>
5370 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
5371 use $0 instead of 0.
5373 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5375 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
5376 computation out of loop over hard regs.
5378 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
5380 * function.c (identify_blocks): Don't shadow a variable in an
5382 * integrate.c (integrate_decl_tree): Don't use pushlevel,
5383 pushdecl, or poplevel to build up the new BLOCK tree.
5384 (expand_inline_function): Likewise.
5385 (integrate_parm_decls): Likewise.
5387 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
5389 * c-typeck.c (qualify_type): Merge qualifiers from both types.
5391 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
5393 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
5394 * invoke.texi: Document this change.
5396 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
5398 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
5400 (mark_emit_status): Renamed from mark_emit_state.
5401 * except.c (mark_eh_status): Renamed from mark_eh_state.
5402 Check not null before marking.
5403 (free_eh_status): New.
5404 * expr.c (mark_expr_status, free_expr_status): New.
5405 * function.c (free_machine_status): New.
5406 (free_after_parsing): New.
5407 (free_after_compilation): Move bits to free_after_parsing; call
5408 free_eh_status, free_expr_status; zero the marked members of the
5410 (prepare_function_start): No can_garbage_collect.
5411 Call init_eh_for_function.
5412 (expand_dummy_function_end): Free up current_function state.
5413 (mark_function_status): Renamed from mark_function_state.
5414 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
5415 * function.h (struct function): No can_garbage_collect.
5416 (free_machine_status, free_after_parsing): Declare.
5417 (free_eh_status, free_expr_status): Declare.
5418 * ggc.h (mark_expr_status): Declare.
5419 * stmt.c (free_stmt_status): Free the struct.
5420 (mark_stmt_status): Renamed from mark_stmt_state.
5421 (init_stmt): Don't call init_eh.
5422 (init_stmt_for_function): Don't call init_eh_for_function.
5423 * toplev.c (compile_file): Call init_eh.
5424 (rest_of_compilation): Free basic block info before ggc_collect.
5425 Call free_after_parsing; conditionally call free_after_compilation.
5426 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
5427 Check not null before marking.
5428 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
5430 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
5432 * c-lex.c (yylex): Initialize warn.
5434 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
5436 * pa.c (emit_move_sequence): Properly set the mode of the scratch
5437 register when performing secondary reloads for the SAR register.
5439 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
5441 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
5442 (NOTE_BLOCK): New macro.
5443 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
5444 * function.h (identify_blocks): Change prototype.
5445 * function.c (identify_blocks): Simplify.
5446 (reorder_blocks): Likewise.
5447 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
5448 NOTE_INSN_BLOCK_{BEG,END}.
5449 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
5450 the list of saved notes if the note isn't a
5451 NOTE_INSN_BLOCK_{BEG,END}.
5452 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
5454 (reemit_notes): Adjust recreation of notes to reflect new saved
5456 * print-rtl.c (print_rtx): Print the address of the BLOCK when
5457 printing a block note.
5458 * stmt.c (block_vector): Remove.
5459 (find_loop_tree_blocks): Simplify.
5460 (unroll_block_trees): Likewise.
5461 * tree.h (reorder_block): Change prototype.
5463 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
5465 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
5466 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
5467 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
5468 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
5469 (atexit, exit): Simplify.
5470 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
5471 * config/lots: Remove defns of HAVE_ATEXIT.
5473 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
5475 * calls.c (precompute_arguments): Fix typo in comment.
5476 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
5479 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
5481 * dsp16xx.c (override_options): Fix typos in GC root registration.
5483 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
5485 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
5487 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
5488 (FUNCTION_PROFILER): Redefine appropriately for Linux.
5489 (CC1_SPEC): Likewise.
5491 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5493 * genattr.c (main): Add extern prototype. Call return, not exit.
5494 * genattrtab.c (main): Likewise.
5495 * gencheck.c (main): Likewise.
5496 * gencodes.c (main): Likewise.
5497 * genconfig.c (main): Likewise.
5498 * genemit.c (main): Likewise.
5499 * genextract.c (main): Likewise.
5500 * genflags.c (main): Likewise.
5501 * gengenrtl.c (main): Likewise.
5502 * genopinit.c (main): Likewise.
5503 * genoutput.c (main): Likewise.
5504 * genpeep.c (main): Likewise.
5505 * genrecog.c (main): Likewise.
5507 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
5508 * genattrtab.c (get_insn_name): Likewise.
5509 * gencodes.c (get_insn_name): Likewise.
5510 * genconfig.c (get_insn_name): Likewise.
5511 * genemit.c (get_insn_name): Likewise.
5512 * genextract.c (get_insn_name): Likewise.
5513 * genflags.c (get_insn_name): Likewise.
5514 * genopinit.c (get_insn_name): Likewise.
5515 * genpeep.c (get_insn_name): Likewise.
5517 * gencheck.c (usage): Add static prototype.
5518 * genextract.c (print_path): Constify a char*.
5519 * genopinit.c (optabs): Likewise.
5520 * genoutput.c (operand_data, data, output_predicate_decls,
5521 compare_operands): Likewise.
5522 * genrecog.c (write_tree): Add default case in switch.
5524 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5526 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
5528 * print-rtl.c (get_insn_name): Remove prototype.
5530 * toplev.h (progname): Declare const.
5532 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
5533 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
5534 dump_sched_info, dump_local_alloc, regset_release_memory,
5535 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
5536 error_with_file_and_line, error_with_decl, error_for_asm, error,
5537 fatal, warning_with_file_and_line, warning_with_decl, warning,
5538 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
5539 Remove redundant prototypes.
5541 (notice, check_lang_option, report_file_and_line, vnotice,
5542 mark_file_stack): Add static prototype.
5543 (set_fatal_function): Add prototype.
5544 (vnotice, report_file_and_line, set_fatal_function,
5545 check_lang_option): Constify a char*.
5546 (main): Prototype. Call return, not exit.
5548 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
5552 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
5554 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
5556 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
5558 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5560 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
5561 behave as if it's zero in all cases.
5562 (expand_function_start): Adjust call to assign_parms.
5563 * tree.h (assign_parms): Adjust prototype.
5564 * objc/objc-act.c (hack_method_prototype): Adjust call to
5567 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
5569 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
5570 arg_pointer_rtx fixed if the argument pointer register is
5572 (NONZERO_BASE_PLUS_P): Likewise.
5574 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
5576 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
5577 match_insn2 to match_insn.
5578 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
5580 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
5582 * Makefile.in (USER_H): Remove va-foo.h.
5584 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
5585 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
5586 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
5587 va-spur.h,va-v850.h}: Remove.
5589 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
5591 * sparc/sparc.md (eligible_for_return_delay): New attribute.
5592 (in_return_delay): Use it instead of match_insn.
5594 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5596 * config/alpha/va_list.h (va-alpha.h): Do not include.
5597 (__gnuc_va_list): Typedef as in varargs.h.
5599 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
5601 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
5602 DECL_LIVE_RANGE_RTL.
5604 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
5606 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
5607 not NOTE_BLOCK_NUMBER.
5608 (expand_eh_region_end): Likewise.
5609 (find_exception_handler_labels): Likewise.
5610 (scan_region): Likewise.
5611 (exception_optimize): Likewise.
5612 (update_rethrow_references): Likewise.
5613 (set_insn_eh_region): Likewise.
5614 * final.c (final_scan_insn): Likewise.
5615 * flow.c (make_edges): Likewise.
5616 * integrate.c (expand_inline_function): Likewise.
5617 * print-rtl.c (print_rtx): Likewise.
5619 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
5621 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
5622 terms of builtin functions and types.
5624 * mips.c (mips_build_va_list): New.
5625 (mips_va_start, mips_va_arg): New.
5626 * mips.h (BUILD_VA_LIST_TYPE): New.
5627 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5629 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
5630 (sh_build_va_list, sh_va_start, sh_va_arg): New.
5631 * sh.h (BUILD_VA_LIST_TYPE): New.
5632 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5634 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
5636 * recog.h (struct recog_data): Make dup_num, operand_address_p,
5637 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
5638 (struct insn_data): Likewise with n_operands, n_dups,
5639 n_alternatives, output_format.
5640 * regclass.c (scan_one_insn): Cast n_operands to int before
5641 arithmetic inside comparison.
5643 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5645 * toplev.c (compile_function): Unconditionally emit nop.
5647 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5649 * haifa-sched.c (actual_hazard): Move declaration of variable
5650 `this_cost' into the scope where it is used.
5652 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5654 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5655 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5656 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5658 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5660 * jump.c (find_insert_position): Don't declare or define unless
5661 !HAVE_conditional_arithmetic.
5662 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5664 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5666 * recog.c (offsettable_address_p): Prototype function pointer.
5667 (preprocess_constraints): Call memset, not bzero.
5669 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5670 (gcc_obstack_init): Don't declare.
5671 (fix_sizetype): Add static prototype.
5672 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5673 (tree_cons): Call memset, not bzero.
5675 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5676 definition in macro ASM_WEAKEN_LABEL.
5677 (mark_const_hash_entry): Add static prototype.
5679 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5681 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5683 * unroll.c (find_common_reg_term, subtract_reg_term,
5684 loop_find_equiv_value): Add static prototypes.
5685 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5686 (copy_loop_body): Remove unreachable break statement.
5688 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5690 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5692 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5694 Undo some changes from the gcc2 merge:
5695 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5696 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5700 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5701 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5702 initialized float-int union if the value is a NaN.
5704 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5706 * gthr-win32.h: New file.
5708 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5709 shared as a valid attribute.
5710 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5711 * extend.texi: Document `shared' variable attribute.
5713 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5715 * configure.in: Handle --enable-threads on FreeBSD.
5716 * configure: Rebuit.
5718 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5720 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5722 * configure: Rebuilt.
5724 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5725 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5726 Rosimildo DaSilva <rdasilva@connecttel.com>
5728 * configure.in (m68k-*-rtemscoff*): Added.
5729 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5730 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5731 sparc-rtems configuration.
5732 * configure.in (sparc-*-rtemself*): Added.
5733 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5734 * config/i386/rtems.h: Added comment.
5735 * config/sparc/rtemself.h: New file.
5737 * configure.in (m68k-rtemself): Added.
5738 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5739 and DWARF_DEBUGGING_INFO.
5740 * config/m68k/crti.s: New file.
5741 * config/m68k/crtn.s: New file.
5742 * config/m68k/t-crtstuff: New file.
5743 * config/m68k/rtemself.h: New file.
5745 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5746 global ctor/dtor and C++ exception handling.
5747 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5748 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5750 * config/i386/t-rtems-i386: New File.
5752 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5754 * stmt.c (expand_end_case): Return right away if the case stack is
5757 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5759 * Makefile.in (version.c): Remove rule incorrectly brought in from
5762 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5764 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5765 * msdos/top.sed: Take into account a prepended $(SHELL) to
5767 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5769 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5771 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5773 * regmove.c (fixup_match_1): Don't change an unchanging register.
5774 (stable_but_for_p): Renamed to:
5775 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5776 Changed all callers.
5778 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5780 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5781 insn from BL2 is after the insn from BL.
5783 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5785 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5786 (struct insn_data): Merge `template' and `outfun' into `output'.
5787 Add `output_format'.
5788 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5789 (struct data): Remove `outfun'; add `output_format'.
5790 (name_for_index): Remove declaration.
5791 (output_insn_data): Handle output formats.
5792 (process_template): Emit the bare array for @.
5793 (gen_expand, gen_split): Set output_format to NONE.
5794 * output.h (get_insn_template): Declare.
5795 * final.c (get_insn_template): New.
5796 (final_scan_insn): Use it.
5797 * toplev.c (compile_file): Likewise.
5799 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5800 * i860/i860.c (output_delayed_branch): Likewise.
5801 (output_delay_insn): Likewise.
5803 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5805 * rtl.c (obstack_alloc_rtx): Removed.
5807 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5809 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5811 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5813 * i386.c (call_insn_operand): Reject const_int.
5814 (expander_call_insn_operand): Use call_insn_operand.
5816 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5818 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5820 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5822 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5823 Use DImode operation.
5825 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5827 * gcc.c: Include sys/resource.h.
5828 (report_times): New flag.
5829 (execute): If report_times is set, calculate and report the
5830 CPU time consumed by each subprocess.
5832 (rus, prus): New globals.
5833 (option_map): Add --time.
5834 (display_help): Document -time.
5835 (process_command): Set report_times if -time is given.
5836 Turn off -pipe if -time is given.
5838 * invoke.texi: Document new option -time.
5840 * configure.in: Check for getrusage. Check if we have to
5841 prototype getrusage.
5842 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5843 * configure: Regenerate.
5844 * config.in: Regenerate.
5846 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5848 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5851 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5853 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5854 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5855 (nan): Return _thenan_sf or _thenan_df as appropriate.
5856 (L_thenan_sf): Define _thenan_sf.
5857 (L_thenan_df): Define _thenan_df.
5859 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5860 (DPBIT_FUNCS): Add _thenan_df.
5862 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5864 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5867 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5869 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5872 (lang_specific_driver): Don't take a function pointer parameter.
5873 All callers changed.
5875 * gcc.c: Include gcc.h.
5876 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5877 lang_specific_extra_outfiles, fatal): Don't declare.
5878 (multilib_defaults_raw): Constify.
5879 (read_specs): Call memset, rather than bzero.
5880 (main): Call return, not exit.
5881 (lookup_compiler): Call memcpy, not bcopy.
5882 (fatal): Make extern.
5884 * cppspec.c: Include gcc.h.
5885 (lang_specific_driver): Initialize variable `quote'. Constify a
5886 char*. All calls to the function pointer parameter now
5887 explicitly call `fatal'.
5889 * gccspec.c (lang_specific_driver): Include gcc.h.
5891 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5893 * arm.c (note_invalid_constants): Use recog_data.operand_type
5896 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5898 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5901 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5902 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5903 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5904 reload_secondary_in_reload, reload_secondary_out_reload,
5905 reload_secondary_in_icode, reload_secondary_out_icode,
5906 reload_reg_rtx, reload_when_needed): Delete declarations.
5907 (struct reload): New structure.
5908 (rld): Declare new array.
5909 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5910 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5911 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5912 reload_secondary_in_reload, reload_secondary_out_reload,
5913 reload_secondary_in_icode, reload_secondary_out_icode,
5914 reload_reg_rtx, reload_when_needed): Delete definitions.
5916 (whole file): Replace uses of the deleted arrays with uses of rld.
5917 * reload1.c (whole file): Replace uses of the deleted arrays with
5919 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5920 explicit loops, not with bcopy.
5922 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5924 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5925 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5926 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5927 insn_name): Delete and consolidate into new structures.
5928 (insn_operand_predicate_fn): New.
5929 (insn_output_fn): New.
5931 (struct insn_operand_data): New.
5932 (struct insn_data): New.
5934 (OUT_FCN): Update for insn_data change.
5935 * builtins.c (expand_builtin_strlen): Likewise.
5936 (expand_builtin_memcmp): Likewise.
5937 * combine.c (make_extraction, simplify_comparison): Likewise.
5938 * cse.c (canon_reg, cse_insn): Likewise.
5939 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5940 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5941 (emit_store_flag): Likewise.
5942 * expr.c (convert_move, emit_block_move): Likewise.
5943 (clear_storage, emit_push_insn, expand_increment): Likewise.
5944 (do_store_flag): Likewise.
5945 * expr.h (GEN_FCN): Likewise.
5946 (insn_gen_function): Die.
5947 * final.c (final_scan_insn): Update for insn_data change.
5948 (output_asm_name): Likewise.
5949 * function.c (fixup_var_refs_1): Likewise.
5950 * loop.c (check_dbra_loop): Likewise.
5951 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5952 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5953 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5954 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5955 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5956 * regmove.c (gen_add3_insn): Likewise.
5957 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5958 (find_reloads, find_reloads_address_1): Likewise.
5959 (debug_reload_to_stream): Likewise.
5960 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5961 * stmt.c (expand_end_case): Likewise.
5962 * toplev.c (compile_file): Likewise.
5964 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5965 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5967 * print-rtl.c (insn_name_ptr): Remove declaration.
5968 (get_insn_name): Declare.
5969 (print_rtx): Use it.
5970 * genoutput.c (insn_name_ptr): Remove.
5971 (next_operand_number): New.
5972 (struct operand_data): New.
5973 (null_operand, odata, odata_end): New.
5974 (struct data): Use struct operand_data.
5975 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5976 (get_insn_name): Renamed from name_for_index.
5977 (output_prologue): Define NO_MD_PROTOTYPES.
5978 (output_predicate_decls): Break out from output_epilogue.
5979 Iterate over the operands list.
5980 (output_operand_data): Break out from output_epilogue. Emit
5981 just the operands list.
5982 (output_insn_data): Break out from output_epilogue. Emit just
5984 (output_epilogue): Remove.
5985 (output_get_insn_name): New.
5986 (constraints, op_n_alternatives, predicates, address_p): Die.
5987 (modes, strict_low, seen): Die.
5988 (scan_operands): Take new param `d' instead of writing to
5989 seven global variables.
5990 (compare_operands): New.
5991 (place_operands): New.
5992 (validate_insn_alternatives): Update for struct data change.
5993 (gen_insn): Don't zero or copy 7 global arrays. Update for
5994 scan_operands; call place_operands.
5995 (gen_peephole, gen_expand, gen_split): Likewise.
5996 (main): Update for new output routines.
5998 * genattr.c (insn_name_ptr): Remove.
5999 (get_insn_name): New function.
6000 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
6001 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
6002 * genrecog.c: Likewise.
6004 * alpha.md (adddi3): Make `pattern' array static.
6006 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6008 * config/c4x/c4x.h (c4x_rpts_cycles_string,
6009 c4x_cpu_version_string): Constify char *.
6010 * config/c4x/c4x.c (c4x_rpts_cycles_string,
6011 c4x_cpu_version_string): Likewise.
6013 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
6015 * tree.c (save_tree_status): Revert 10 Sep change.
6016 (restore_tree_status): Likewise. Call obstack_free with NULL
6017 before freeing the obstack proper.
6019 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
6021 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
6023 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
6024 surrounding context.
6026 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
6028 * tree.c (type_hash_canon): Put all types in the hash-table, when
6031 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
6033 * recog.h (struct recog_data, recog_data): New.
6034 (recog_foo variables): Kill.
6035 * recog.c (recog_operand, recog_operand_loc): Kill.
6036 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
6037 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
6038 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
6039 (recog_data): Define.
6040 (extract_insn): Update all recog_foo references to use recog_data.
6041 (preprocess_constraints, constrain_operands): Likewise.
6042 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
6043 * genattrtab.c (main): Likewise.
6044 * genextract.c (main): Likewise.
6045 * genoutput.c: Likewise.
6046 * genrecog.c (write_subroutine, main): Likewise.
6047 * local-alloc.c (block_alloc): Likewise.
6048 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
6049 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
6050 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
6051 * reload.c (find_reloads, find_reloads_toplev): Likewise.
6052 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
6053 (reload_cse_simplify_operands): Likewise.
6055 * arc/arc.c (arc_final_prescan_insn): Likewise.
6056 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
6057 * h8300/h8300.c (notice_update_cc): Likewise.
6058 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
6059 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
6060 * mn10200/mn10200.c (notice_update_cc): Likewise.
6061 * mn10300/mn10300.c (notice_update_cc): Likewise.
6062 * romp/romp.c (update_cc): Likewise.
6063 * sparc/sparc.c (check_pic): Likewise.
6064 * v850/v850.c (notice_update_cc): Likewise.
6066 * genemit.c (main): Don't declare recog_operand.
6068 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
6070 * ggc.h (rtvec_def): Forward declare.
6071 (tree_node): Likewise.
6074 (ggc_set_mark_rtx): Add prototype.
6075 (ggc_set_mark_rtvec): Likewise.
6076 (ggc_set_mark_tree): Likewise.
6077 * ggc-simple.c (ggc_root): Don't define.
6078 (roots): Don't declare.
6079 (ggc_mark_rtx): Remove.
6080 (ggc_mark_rtvec): Likewise.
6081 (ggc_mark_tree): Likewise.
6082 (ggc_mark_varray): Likewise.
6083 (ggc_mark_tree_hash_table_entry): Likewise.
6084 (ggc_mark_tree_hash_table): Likewise.
6085 (ggc_set_mart_rtx): New function.
6086 (ggc_set_mark_rtvec): Likewise.
6087 (ggc_set_mark_tree): Likewise.
6088 (ggc_add_root): Remove.
6089 (ggc_add_rtx_root): Likewise.
6090 (ggc_remove_tree_root): Likewise.
6091 (ggc_add_string_root): Likewise.
6092 (ggc_add_tree_varray_root): Likewise.
6093 (ggc_add_tree_hash_table_root): Likewise.
6094 (ggc_del_root): Likewise.
6095 (ggc_mark_rtx_ptr): Likewise.
6096 (ggc_mark_tree_ptr): Likewise.
6097 (ggc_mark_string_ptr): Likewise.
6098 (ggc_mark_tree_varray_ptr): Likewise.
6099 (ggc_mark_tree_hash_table_ptr): Likewise.
6100 * ggc-common.c: New file.
6101 * Makefile.in (OBJS): Add ggc-common.o.
6102 (ggc-common.o): List dependencies.
6104 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
6106 * cppalloc.c (xstrdup): Use memcpy.
6107 * cpperror.c (cpp_print_containing_files): Don't use
6109 * cpplib.c (conditional_skip): Set temp->lineno.
6110 (do_endif): Make error message less obscure.
6111 (if_directive_name): New function.
6112 (cpp_get_token [case EOF]): Unwind the if stack and generate
6113 error messages for each unterminated conditional in this file.
6114 (parse_string): Do not behave differently if -traditional.
6116 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
6118 * builtins.c (expand_builtin_va_arg): Cope with an array-type
6119 va_list decomposing to pointer-type.
6120 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
6121 (rs6000_va_arg): Likewise.
6123 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
6125 * except.c (start_dynamic_handler): Compute size using
6126 STACK_SAVEAREA_MODE.
6128 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6130 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
6131 include directory headers. Don't define strrchr. Don't provide
6132 my_* replacement functions. Prefer PTR over `pointer_type'.
6133 Don't prototype system functions. Don't redefine getopt.
6135 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
6136 safe_read, safe_write, save_pointers, restore_pointers,
6137 is_id_char, in_system_include_dir, directory_specified_p,
6138 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
6139 find_corresponding_lparen, referenced_file_is_newer,
6140 save_def_or_dec, munge_compile_params, gen_aux_info_file,
6141 process_aux_info_file, identify_lineno, check_source,
6142 seek_to_line, forward_to_next_token_char, output_bytes,
6143 output_string, output_up_to, other_variable_style_function,
6144 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
6145 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
6146 find_static_definition, connect_defs_and_decs, add_local_decl,
6147 add_global_decls, needs_to_be_converted, visit_each_hash_node,
6148 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
6149 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
6150 scan_for_missed_items, edit_file, string_list_cons): Add static
6152 (standard_exec_prefix, target_machine, target_version,
6153 default_syscalls_dir, string_list, string_list_cons, find_file,
6154 do_cleaning): Constify a char*.
6155 (safe_read, safe_write): Use PTR, not a char*.
6156 (is_id_char): Take an int, not a char.
6157 (main): Add prototype. Call return, not exit.
6159 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
6161 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
6162 when comparing types.
6164 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
6166 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
6167 (strength_reduce): Release the varrays from the no-bivs early exit.
6169 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
6170 the loop over the registers.
6172 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
6174 (restore_tree_status): Check that instead when freeing the obstack.
6176 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
6178 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
6181 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6183 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
6184 operand size modifiers.
6186 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6188 * c-common.c (c_common_nodes_and_builtins): Don't build
6190 * c-common.h (enum c_tree_index and related accesor macros): Remove
6191 everything now declared in tree.h.
6192 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6193 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
6194 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
6195 (error_mark_node, void_type_node, char_type_node, integer_type_node,
6196 unsigned_type_node, ptr_type_node, va_list_type_node,
6197 integer_zero_node, null_pointer_node, integer_one_node): Delete.
6198 (init_decl_processing): Call build_common_tree_nodes and
6199 build_common_tree_nodes_2 instead of building their nodes here.
6200 Don't add roots for these nodes.
6201 * stor-layout.c (size_zero_node, size_one_node): Delete.
6202 (set_sizetype): Make a new node for bitsizetype each time.
6203 * tree.c (global_trees): New variable.
6204 (init_obstacks): Add a gc root for it.
6205 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6206 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
6207 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
6208 (build_common_tree_nodes): New function.
6209 (fix_sizetype): New function.
6210 (build_common_tree_nodes_2): New function.
6211 * tree.h (enum tree_index): New.
6212 (global_trees): Declare.
6213 Add accessor macros for all nodes now moved to global_trees.
6214 Delete their declarations.
6216 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
6218 * c-decl.c (finish_function): When processing a nested function,
6219 push and pop GC context around rest_of_compilation.
6221 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
6223 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
6224 Default ix86_arch to PROCESSOR_I386.
6225 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
6226 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
6227 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
6228 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
6229 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
6230 (EXTRA_SPECS): Remove deleted specs.
6232 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
6234 * function.c (assign_stack_local_1): Allocate from
6235 function->x_frame_offset, not frame_offset.
6237 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
6239 * ggc.h (lang_cleanup_tree): Remove.
6240 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
6241 * ggc-callbacks.c (lang_cleanup_tree): Remove.
6243 * c-decl.c (finish_struct): Use ggc_alloc to allocate
6244 TYPE_LANG_SPECIFIC when garbage collecting.
6245 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
6246 (lang_cleanup_tree): Remove.
6248 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6250 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
6251 * crtstuff.c: Not here.
6252 * dwarf2out.c: Or here.
6253 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
6256 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
6258 * function.h (free_after_compilation): Remove decl parameter.
6259 (free_varasm_status0: Likewise.
6260 (free_emit_status): Likewise.
6261 (free_stmt_status): Likewise.
6262 (free_after_compilation): Likewise.
6263 (init_lang_status): New variable.
6264 (free_lang_status): Likewise.
6265 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
6266 * function.c (init_lang_status): New variable.
6267 (free_lang_status): Likewise.
6268 (push_function_context_to): Don't set function::decl here.
6269 (free_after_copmilation): Make decl parameter implicit. Call
6270 free_lang_status if defined.
6271 (prepare_function_start): Call init_lang_status if defined.
6272 (init_function_start): Set function::decl here.
6273 * profile.c (output_func_start_profiler): Don't call pushdecl
6274 until we've actually started the function.
6275 * stmt.c (free_stmt_status): Make decl parameter implicit.
6276 * toplev.c (rest_of_compilation): Don't pass decl to
6277 free_after_compilation.
6278 * varasm.c (free_varasm_status): Likewise.
6280 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6282 * except.c (call_get_eh_context): Add root when allocating static
6285 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
6287 * arm.c: Include "ggc.h".
6288 (arm_add_gc_roots): New function.
6289 (arm_override_options): Call it.
6290 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
6292 * arm.md (define_asm_attributes): Add a pool_range attribute.
6294 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
6296 * extend.texi (Volatiles): New node.
6298 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
6300 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
6301 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
6302 (struct ggc_any): Replace `mark' with `magic_mark'.
6303 (ggc_alloc_string): Use memcpy, not bcopy.
6304 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
6305 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
6306 (ggc_free_any): New.
6307 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
6308 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
6309 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
6310 Use IS_MARKED. Use ggc_free_any.
6312 1999-09-09 Scott Bambrough <scottb@netwinder.org>
6314 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
6316 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
6318 * toplev.c (main): Always init_ggc.
6320 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
6322 * except.c (find_all_handler_type_matches): Free the list if
6323 we found no matches.
6325 * combine.c (SUBST): Break out to a real function do_SUBST.
6326 (SUBST_INT): Likewise.
6327 * gcse.c (free_pre_mem): Free `temp_bitmap'.
6328 (pre_insert): Free `inserted'.
6329 * loop.c (basic_induction_var): Always set `location'.
6331 * function.c (expand_function_end): Add initial_trampoline as a root.
6332 * rtl.h (init_varasm_once): Declare.
6333 * toplev.c (compile_file): Call it.
6334 * ggc-simple.c (ggc_mark_string_ptr): New.
6335 (ggc_add_string_root): New.
6336 (ggc_collect): Disable collection avoidance temporarily.
6337 * ggc.h (ggc_add_string_root): Declare.
6338 * except.c (create_rethrow_ref): Use ggc_alloc_string.
6339 * optabs.c (init_libfuncs): Likewise.
6340 * varasm.c (named_section): Use ggc_alloc_string.
6341 (make_function_rtl): Likewise.
6342 (make_decl_rtl): Likewise.
6343 (assemble_static_space): Likewise.
6344 (assemble_trampoline_template): Likewise.
6345 (output_constant_def): Likewise.
6346 (force_const_mem): Likewise.
6347 (mark_const_hash_entry): New.
6348 (mark_pool_sym_hash_table): New.
6349 (mark_varasm_state): Use it.
6350 (init_varasm_once): New.
6352 * expr.h (init_one_libfunc): Declare.
6353 * optabs.c (init_one_libfunc): New.
6354 (init_optabs): Use it.
6355 * config/gofast.h: Likewise.
6356 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
6357 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
6359 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6361 * Makefile.in (cppexp.o): Depend on cpphash.h.
6362 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
6364 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
6365 * cpplib.c (do_define): Generalise to handle poisoned definitions,
6366 redefining poisoned identifiers, etc.
6367 (do_undef): Don't allow poisoned identifiers to be undefined.
6368 (do_pragma): Add #pragma poison.
6369 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
6371 * cccp.c: Add T_POISON node type.
6372 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
6374 (do_define): Generalise to handle poisoned definitions,
6375 redefining poisoned identifiers, etc.
6376 (do_undef): Don't allow poisoned identifiers to be undefined.
6377 (do_pragma): Add #pragma poison.
6378 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
6380 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
6381 * c-pragma.h: Add ps_poison state. We now always have generic
6384 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
6386 * ggc.h (ggc_alloc): New function.
6387 (ggc_mark): Likewise.
6388 * ggc-simple.c (ggc_any): New structure.
6389 (ggc_status): Add anys.
6390 (n_anys_collected): New variable.
6391 (ggc_alloc): Define.
6392 (ggc_mark): Likewise.
6393 (ggc_collect): Collect the anys.
6395 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6397 * c-decl.c (mark_binding_level): Make static to match prototype.
6399 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
6401 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
6403 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
6405 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
6406 will use into account. Expand the max width to 5.
6409 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
6411 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
6414 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
6416 * alpha.md (call value patterns): Remove the result predicates.
6418 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
6420 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
6423 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6425 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
6426 changed from extern char *, to extern PTR. Also fix typo in
6427 NEED_DECLARATION_REALLOC test.
6429 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
6431 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6433 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
6434 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
6435 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
6436 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
6438 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
6440 * cccp.c (pcfinclude): Likewise.
6442 * global.c (allocno_compare): Likewise.
6444 * haifa-sched.c (rank_for_schedule): Likewise.
6446 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
6448 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
6450 * stupid.c (stupid_reg_compare): Likewise.
6452 * tree.c (_obstack_allocated_p): Likewise.
6454 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
6456 1999-09-08 Bruce Korb autogen@linuxbox.com
6458 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
6459 why "gperf -F" fails.
6460 * gcc/cp/Makefile.in: ditto
6461 * gcc/Makefile.in: ditto
6462 * gcc/java/Makefile.in: ditto
6464 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
6466 * lists.c: Include ggc.h.
6468 (init_EXPR_INSN_LIST_cache): Install it.
6470 * ggc-simple.c (init_ggc): Absorb the old init.
6471 (ggc_push_context): Use xcalloc.
6472 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
6473 (ggc_collect): Add [rvts] tags to the collection stats.
6475 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
6477 * cccp.c (main): Fix handling of -include and -imacros options.
6479 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
6481 * cpplib.c (cpp_push_buffer): Fix order of arguments.
6483 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6485 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
6488 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6490 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
6491 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
6492 and SET_DEST. Update comment.
6494 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6496 * config/c4x/c4x.c: Include ggc.h.
6497 (c4x_add_gc_roots): New function.
6498 (c4x_override_options): Call c4x_add_gc_roots.
6500 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
6502 * defaults.h (TARGET_ESC): Move ...
6503 * system.h: ... here, where Linas had it in the first place. Silly me.
6505 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
6507 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
6508 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
6509 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
6510 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
6511 * defaults.h (TARGET_ESC): Add default.
6513 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
6515 * configure.in: add i370-*-openedition, i370-*-mvs and
6516 i370-*-linux targets
6518 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
6520 * dsp16xxx.c: Include ggc.h
6521 (override_options): Mark GC roots.
6522 * mn10200.c: Include ggc.h.
6523 (asm_file_start): Mark GC roots.
6524 * tahoe.c: Include ggc.h.
6525 (extensible_operand): Mark GC roots.
6527 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
6529 * README: Add section discussing status of ELF ABI.
6530 * i370.c: Fix misc spelling mistakes.
6531 (i370_label_scan): Updated notes, exception handling.
6532 (i370_function_prolog): Simplify ELF stack handling.
6533 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
6534 (STACK_GROWS_DOWNWARD): ELF stack grows down.
6535 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
6536 * i370.md: (movdi): Add notes.
6537 (floatsidf2): Use stack not rtca for scratch float area.
6538 (iorsi3): Correct operand constraints.
6539 * x-oe: Restore TAROUTOPTS which are used by pax.
6541 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
6543 * rs6000.c: Include ggc.h.
6544 (rs6000_add_gc_roots): New function.
6545 (override_options): Call it.
6547 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
6549 * alpha.h (alpha_compare): New.
6550 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
6551 * alpha.c: Likewise for the definitions.
6552 (alpha_emit_conditional_branch): Update for alpha_compare.
6553 (alpha_emit_conditional_move): Likewise.
6554 * alpha.md (cmpdf, cmpdi): Likewise.
6555 (setcc patterns): Likewise. Zero alpha_compare after use.
6556 (sne): Optimize (x != 0) into (0U < x).
6558 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
6560 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
6561 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
6562 (INIT_EXPANDERS): Remove.
6563 * alpha.c: Include ggc.h.
6564 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
6565 (alpha_init_machine_status, alpha_mark_machine_status): New.
6566 (override_options): Install them.
6567 (struct machine_function): Moved to alpha.h.
6568 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
6569 (alpha_init_expanders): Remove.
6570 (alpha_return_addr): Adjust to use current_function->machine.
6571 (alpha_ra_ever_killed): Likewise.
6572 (alpha_expand_epilogue): Likewise.
6573 * alpha.md (eh_epilogue): Likewise.
6575 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
6576 Melissa O'Neill <oneill@cs.sfu.ca>
6577 Geoffrey Keating <geoffk@cygnus.com>
6579 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
6580 call-used registers (call-saved registers must still be contiguous
6581 and end with r31, of course).
6583 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
6585 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
6586 (self_promoting_type_p): Delete.
6587 (self_promoting_args_p): Move ...
6588 * c-common.c: ... here.
6589 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
6590 (simple_type_promotes_to): New.
6591 * builtins.c (lang_type_promotes_to): New.
6592 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
6593 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
6594 * c-common.h: ... here.
6595 (self_promoting_args_p, simple_type_promotes_to): Declare.
6596 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
6597 (grokdeclarator): Likewise.
6598 * tree.h (lang_type_promotes_to): Declare.
6600 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
6602 Add some machine-dependent GC roots.
6603 * sparc.c: Include ggc.h.
6604 (sparc_add_gc_roots): New function.
6605 (mark_ultrasparc_pipeline_state): Likewise.
6606 (override_options): Call sparc_add_gc_roots.
6607 * pa.c: Include ggc.h.
6608 (pa_add_gc_roots): New function.
6609 (mark_deferred_plabels): Likewise.
6610 (override_options): Call pa_add_gc_roots.
6611 * mips.c: Include ggc.h.
6612 (mips_add_gc_roots): New function.
6613 (override_options): Use it.
6615 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6617 * cpperror.c (cpp_file_line_for_message): Constify a char*.
6619 * cppexp.c (parse_number, parse_charconst, cpp_lex,
6620 cpp_parse_expr): Add static prototypes.
6621 (parse_charconst): Don't cast away const-ness.
6622 (token): Constify a char*.
6624 * cppfiles.c (file_name_list, include_hash, find_include_file,
6625 finclude, initialize_input_buffer): Constify a char*.
6626 (file_cleanup, find_position): Add static prototypes.
6628 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
6629 collect_expansion): Add static prototypes.
6630 (cpp_install, create_definition, monthnames): Constify a char*.
6632 * cpphash.h (cpp_install): Likewise.
6634 * cppinit.c (known_suffixes, default_include,
6635 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
6636 (base_name, dump_special_to_buffer, initialize_dependency_output):
6637 Add static prototypes.
6639 * cpplib.c (my_strerror): Constify a char*.
6640 (null_underflow, null_cleanup, skip_comment, copy_comment,
6641 copy_rest_of_line, handle_directive, pass_thru_directive,
6642 get_directive_token, read_line_number, cpp_print_file_and_line,
6643 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6644 v_cpp_warning_with_line, detect_if_not_defined,
6645 consider_directive_while_skipping): Add static prototypes.
6646 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6647 cpp_pedwarn_with_file_and_line): Constify a char*.
6649 * cpplib.h (cpp_options, include_hash, progname, definition,
6650 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6651 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6652 find_include_file, deps_output, include_hash): Constify a char*.
6654 * cppmain.c (progname): Constify.
6655 (main): Add prototype. Use return, not exit.
6657 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6658 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6659 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6660 check_protection): Add static prototype.
6662 (progname, recognized_macrom, recognized_extern): Constify a char*.
6663 (main): Add prototype.
6665 * gen-protos.c (progname): Constify a char*.
6667 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6669 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6670 (init_emit_once): Add more GC roots.
6671 * except.c (mark_func_eh_entry): New function.
6672 (mark_eh_node): Mark false_label and rethrow_label.
6673 (init_eh): Add more GC roots.
6674 * function.c (free_after_compilation): Take decl as a paramter.
6675 Call free_stmt_status.
6676 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6678 * function.h (free_after_compilation): Change prototype.
6679 (free_varasm_status): Likewise.
6680 (free_emit_status): Likewise.
6681 (free_stmt_status): New function.
6682 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6683 Remove, replacing with ...
6684 (ggc_status): New structure.
6685 (ggc_chain): New variable.
6687 (ggc_push_context): New function.
6688 (ggc_pop_context): Likewise.
6689 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6690 (ggc_alloc_rtvec): Likewise.
6691 (ggc_alloc_tree): Likewise.
6692 (ggc_alloc_string): Likewise.
6693 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6694 (ggc_mark_tree): Give language-dependent code a chance to mark
6696 (ggc_mark_tree_varray): Handle empty arrays.
6697 (ggc_collect): Adjust for use of ggc_chain. Clear
6698 bytes_alloced_since_last_gc.
6699 * ggc.h (ggc_pop_context): New function.
6700 (ggc_push_context): Likewise.
6701 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6702 * stmt.c (free_stmt_status): New function.
6703 (init_stmt_for_function): Clear last_expr_value.
6704 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6705 Conditionalize call to ggc_collect.
6706 (main): Call init_ggc.
6707 * tree.c (push_obstacks): Do the push, even when GC'ing.
6708 (push_obstacks_nochange): Likewise.
6709 (pop_obstacks): Liekwise.
6710 * varasm.c (free_varasm_status): Take decl as a parameter.
6712 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6714 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6715 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6716 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6717 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6719 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6721 * pa/x-pa-mpeix: New file for the MPE port.
6723 * pa/quadlib.asm: New file for long double support.
6725 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6726 * configure: Rebuilt.
6728 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6730 * final.c (shorten_branches): Fix last change.
6732 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6734 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6736 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6738 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6741 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6743 * c-aux-info.c (concat): Don't define.
6745 * cccp.c (my_strerror): Likewise. All callers changed to use
6747 (do_include): Call xstrdup, not xmalloc/strcpy.
6748 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6749 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6751 * collect2.c (my_strsignal): Likewise. All callers changed to use
6753 (locatelib): Call xstrdup, not xmalloc/strcpy.
6755 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6757 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6759 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6761 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6763 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6765 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6767 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6769 (find_all_handler_type_matches): Likewise. Don't check return
6771 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6772 xmalloc, not malloc.
6773 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6775 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6776 (init_spec): Call xcalloc, not xmalloc/bzero.
6777 (set_spec): Call xstrdup, not save_string.
6778 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6779 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6780 (process_command): Call xstrdup, not save_string.
6781 (main): Call xcalloc, not xmalloc/bzero.
6783 * gcov.c (xmalloc): Don't define.
6784 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6785 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6786 (output_data): Call xcalloc, not xmalloc/bzero.
6788 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6790 * mips-tdump.c (xmalloc): Don't define.
6791 (print_symbol): Call xmalloc, not malloc.
6792 (read_tfile): Call xcalloc, not calloc.
6794 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6795 Don't define. All callers of xfree/my_strsignal changed to use
6796 free/strsignal instead.
6797 (allocate_cluster): Call xcalloc, not calloc.
6799 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6800 Fix memory leak, free allocated memory.
6802 * prefix.c (translate_name): Call xstrdup, not save_string.
6803 (update_path): Likewise.
6805 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6807 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6808 Don't define. Callers of xfree/savestring2 changed to use
6809 free/concat instead.
6811 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6812 (init_elim_table): Likewise.
6814 * resource.c (init_resource_info): Likewise.
6816 * stupid.c (stupid_life_analysis): Likewise.
6818 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6819 (open_dump_file): Call concat, not xmalloc/strcpy/...
6820 (clean_dump_file): Likewise.
6821 (compile_file): Call xstrdup, not xmalloc/strcpy.
6823 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6825 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6826 * v850.c (v850_va_arg): New.
6828 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6830 * haifa-sched.c: Tidy comments.
6832 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6834 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6835 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6836 $(out_object_file)): Depend on ggc.h.
6837 * c-common.c: Include "ggc.h".
6838 (combine_strings): If doing GC, use ggc_alloc_string.
6839 * c-decl.c: Include "ggc.h".
6840 (ggc_p): Define with value 0.
6841 (mark_binding_level): New function.
6842 (init_decl_processing): Add GC roots.
6843 (mark_c_function_context): New function.
6844 (lang_mark_false_label_stack): New function.
6845 (lang_mark_tree): New function.
6846 (lang_cleanup_tree): New function.
6847 * c-lang.c: Include "ggc.h".
6848 (lang_init): Call c_parse_init.
6849 * c-lex.c: Include "ggc.h".
6850 (check_linenum): If doing GC, don't copy filenames to permanent
6852 * c-parse.in: Include "ggc.h".
6853 (c_parse_init): New function.
6854 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6855 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6857 * except.c (mark_eh_state): Mark more state.
6858 * function.c (mark_function_state): Likewise.
6859 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6860 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6861 * toplev.c (mark_file_stack): New function.
6862 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6863 (main): Add root for input_file_stack.
6865 * i386.c: Include "ggc.h".
6866 (ix86_mark_machine_status): New function.
6867 (override_options): Set mark_machine_status.
6869 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6871 * tree.c (copy_node): Copy node contents also if doing GC.
6873 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6875 * collect2.c (scan_libraries): Fix double-thinko :-).
6877 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6879 * collect2.c (scan_libraries): Fix thinko.
6881 * cse.c (delete_trivially_dead_insns): Do not skip the last
6882 insn if it is a real insn.
6884 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6886 * Makefile.in (ggc-simple.o): Depend on hash.h.
6887 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6888 (ggc_mark_tree_varray): Likewise.
6889 (ggc_mark_tree_hash_table): Likewise.
6890 * ggc-simple.c: Include hash.h.
6891 (ggc_mark_tree_hash_table_ptr): New function.
6892 (ggc_mark_tree_hash_table_entry): Likewise.
6893 (ggc_mark_tree_hash_table): Likewise.
6894 (ggc_add_tree_hash_table_root): Likewise.
6895 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6896 rtx, when defining fields.
6898 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6900 * profile.c (output_func_start_profiler): Remove apparently
6901 nonsensical call to start_sequence.
6903 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6905 * clipper/clipper.c (clipper_va_start): Fix typos.
6907 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6908 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6909 (spur_va_arg): New stub.
6911 * configure.in: Comment out pyramid.
6913 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6915 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6916 don't conflict with the bits that win32, cygwin, and dgux
6919 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6920 Bernd Schmidt <bernds@cygnus.co.uk>
6922 * integrate.c (function_cannot_inline_p): Do not inline
6923 functions with forced labels.
6925 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6926 Bernd Schmidt <bernds@cygnus.co.uk>
6927 Mark Mitchell <mark@codesourcery.com>
6929 * Makefile.in (ggc-simple.o): Depend on varray.h.
6930 (rtl.o): Depend on ggc.h.
6931 (genattrtab.o): Depend on ggc.h.
6932 (print-tree.o): Likewise.
6933 (fold-const.o): Likewise.
6934 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6935 (make_insn_raw): Don't cache insns when GC'ing.
6936 (emit_insn_before): Likewise.
6937 (emit_insn_after): Likewise.
6938 (emit_insn): Likewise.
6939 (start_sequence): Use xmalloc to allocate the sequence_stack.
6940 (end_sequence): Add free to free it.
6941 (gen_sequence): Don't cache insns when GC'ing.
6942 (clear_emit_caches): Don't use sequence_element_free_list.
6943 (init_emit): Use xcalloc, not xmalloc+bzero.
6944 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6945 * function.c (pop_function_context_from): Use free to free the
6946 fixup_var_refs_queue.
6947 (put_reg_into_stack): Allocate it with xmalloc.
6948 * genattrtab.c: Include ggc.h.
6949 (operate_exp): Don't use obstack_free when GC'ing.
6950 (simplify_cond): Likewise.
6951 (simplify_text_exp): Likewise.
6952 (optimize_attrs): Likewise.
6953 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6955 (gencode): Generate a #include for ggc.h.
6956 * ggc-callbacks.c (ggc_p): Define it to zero.
6957 * ggc-none.c (ggc_p): Likewise.
6958 * ggc-simple.c: Include varray.h.
6959 (ggc_mark_tree_varray): New function.
6960 (ggc_add_tree_varray_root): Likewise.
6961 (ggc_mark_tree_varray_ptr): Likewise.
6962 * ggc.h (ggc_p): Declare.
6963 (varray_head_tag): Likewise.
6964 (ggc_add_tree_varray_root): Declare.
6965 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6966 inconsistencies when GC'ing.
6967 * rtl.c: Include ggc.h.
6968 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6969 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6970 (rtx_free): Don't call obstack_free when GC'ing.
6971 * toplev.c (rest_of_compilation): Call ggc_collect after every
6973 * tree.c (push_obstacks): Do nothing, if GC'ing.
6974 (pop_obstacks_nochange): Likewise.
6975 (pop_obstacks): Likewise.
6976 (make_node): Use ggc_alloc_tree when GC'ing.
6977 (copy_node): Likewise.
6978 (get_identifier): Use ggc_alloc_string when GC'ing.
6979 (build_string): Likewise.
6980 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6981 (tree_cons): Likewise.
6983 (type_hash_canon): Don't call obstack_free when GC'ing.
6985 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6987 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6988 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6990 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6991 Bernd Schmidt <bernds@cygnus.co.uk>
6992 Mark Mitchell <mark@codesourcery.com>
6994 * Makefile.in (stor-layout.o): Depend on ggc.h.
6995 (expr.o): Depend on ggc.h.
6996 (profile.o): Depend on ggc.h.
6997 (stor-layout.o): Depend on ggc.h.
6998 * emit-rtl.c (init_emit_once): Add gc roots.
6999 * expr.c: Include ggc.h.
7000 (emit_block_move): Add gc roots.
7001 (clear_storage): Likewise.
7002 * expr.h (init_stor_layout_once): New function.
7003 * profile.c: Include ggc.h.
7004 (init_arc_profiler): profiler_label is a root.
7005 * scan.c (make_sstring_space): Trust xrealloc to function
7006 correctly with first parameter NULL.
7007 * stor-layout.c: Include ggc.h.
7008 (set_sizetype): Add gc root.
7009 (init_stor_layout_once): New function.
7010 * toplev.c (compile_file): Call it.
7012 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
7013 Bernd Schmidt <bernds@cygnus.co.uk>
7014 Mark Mitchell <mark@codesourcery.com>
7016 * Makefile.in (tree.o): Depend on ggc.h.
7017 (varasm.o): Likewise.
7018 (function.o): Likewise.
7020 (except.o): Likewise.
7021 (optabs.o): Likewise.
7022 (emit-rtl.o): Likewise.
7023 * emit-rtl.c: Include ggc.h.
7024 (sequence_element_free_list): Remove, and all references.
7025 (mark_sequence): New functions.
7026 (mark_emit_state): New function.
7027 * except.c: Include ggc.h.
7028 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
7029 (mark_tree_label_node): New functions.
7030 (mark_eh_state): New function.
7031 * function.c: Include ggc.h.
7032 (mark_temp_slot, mark_function_chain): New functions.
7033 (mark_function_state): New function.
7034 (init_function_once): New function.
7035 * function.h (init_function_once): New function.
7036 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
7037 * ggc.h (label_node): Declare.
7038 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
7039 (lang_mark_false_label_stack): New function.
7040 (mark_temp_slot): Remove declaration.
7041 (mark_function_chain): Likewise.
7042 (mark_eh_state): Adjust prototype.
7043 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
7045 * optabs.c: Include ggc.h.
7046 (mark_optab): New function.
7047 (init_optabs): Add gc roots.
7048 * stmt.c: Include ggc.h.
7049 (mark_cond_nesting, mark_loop_nesting): New functions.
7050 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
7051 (mark_stmt_state): New function.
7052 * toplev.c (compile_file): Call init_function_once.
7053 * tree.c: Include ggc.h.
7054 (type_hash): Move declaration earlier in file.
7055 (TYPE_HASH_SIZE, type_hash_table): Likewise.
7056 (init_obstacks): Add gc roots.
7057 (mark_type_hash): New function.
7058 * varasm.c: Include ggc.h.
7059 (mark_pool_constant): New function.
7060 (mark_varasm_state): New function.
7062 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7064 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
7066 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7068 * c-decl.c (struct language_function): Renamed from struct c_function.
7070 (c_function_chain): Delete.
7071 (push_c_function_context): New arg F. Don't warn about nested
7072 functions here. Fill LANGUAGE elt of F. Delete code to update
7073 c_function_chain. Don't call push_function_context.
7074 (pop_c_function_context): New arg F. Restore from there instead of
7075 from c_function_chain. Don't call pop_function_context. Clear out
7076 LANGUAGE field of F when done.
7077 * c-lang.c: Include "function.h"
7078 (lang_init): Initialize save_lang_status and restore_lang_status.
7079 * c-parse.in (nested_function, nested_function_notype): Warn about
7080 nested functions. Call push_function_context/pop_function_context
7081 instead of the _c_ variants.
7082 * c-tree.h (push_c_function_context, pop_c_function_context): Update
7084 * Makefile.in (c-lang.o): Update dependencies.
7086 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
7087 regno_pointer_flag, regno_pointer_align.
7088 (gen_reg_rtx): Use xrealloc to enlarge them.
7089 (free_emit_status): New function.
7090 * function.c (mark_machine_status, mark_lang_status): New variables.
7091 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
7092 in some bits from assign_stack_local. All callers changed to use new
7094 (assign_stack_local): Just call assign_stack_local_1.
7095 (free_after_compilation): New function.
7096 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
7097 (trampoline_address): Likewise.
7098 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
7099 (prepare_function_start): Explicitly clear some more variables.
7100 * function.h (struct function): New elt can_garbage_collect.
7101 (mark_machine_status, mark_lang_status): Declare variables.
7102 (free_after_compilation, free_emit_status, free_varasm_status,
7103 init_varasm_status): Declare functions.
7104 * toplev.c (rest_of_compilation): Call free_after_compilation when
7105 done with the current function.
7106 * varasm.c (free_varasm_status): New function.
7108 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
7110 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
7111 (EXPAND_BUILTIN_VA_ARG): Define.
7112 * sparc.c (sparc_va_start): New.
7113 (sparc_va_arg): New.
7115 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7117 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
7119 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7121 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
7123 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
7125 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
7127 (ggc-callbacks.o): New target.
7128 * ggc-callbacks.c: New file.
7130 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7132 * expr.h: Collapse individual optab and libfunc vars to arrays.
7133 (optab_index, libfunc_index): New enumerations.
7134 (optab_table, libfunc_table): New arrays.
7135 Add accessor macros for both.
7137 * optabs.c (optab_table, libfunc_table): New.
7138 Delete declarations for individual optab and libfunc vars.
7140 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
7142 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
7144 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
7146 * Makefile.in (GGC, GGC_LIB): New.
7147 (HOST_RTL): Include ggc-none.o.
7148 (ggc-simple.o): New target.
7149 (ggc-none.o): Likewise.
7150 * tree.h (tree_common): Add gc_mark.
7151 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
7152 (struct rtvec_def): Add gc_mark.
7153 * emit-rtl.c (global_rtl): Update static initializers to contain
7154 enough initializers.
7155 * ggc.h, ggc-none.c, ggc-simple.c: New files.
7156 * toplev.c (gc_time): New variable.
7157 (all_time): New variable.
7158 (compile_file): Print gc time.
7159 (print_time): Calculate percentage of the whole.
7161 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7163 Change obstack memory management and varasm constant pool handling so
7164 that nested functions are treated like any other functions.
7165 * function.c (init_machine_status): New variable.
7166 (push_function_context_to): Set contains_functions for the outer
7167 function. Don't call save_varasm_status.
7168 (pop_function_context_from): Don't call restore_varasm_status. Don't
7169 set current_function_contains_functions.
7170 (prepare_function_start): Call init_varasm_status rather than
7171 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
7173 * function.h (struct function) Add field varasm. Delete fields
7174 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
7175 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
7176 (init_machine_status): Declare.
7177 (save_varasm_status, restore_varasm_status): Delete declarations.
7178 (save_tree_status, restore_tree_status): Delete last argument.
7179 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
7180 code. All callers changed.
7181 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
7182 save_constants_in_decl_trees, restore_constants, save_constants,
7183 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
7185 (inlining): New variable.
7186 (reg_map, label_map, insn_map, orig_asm_operands_vector,
7187 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
7189 (save_for_inline_nocopy): Don't save constants.
7190 Don't set inl_emit field in current_function.
7191 (expand_inline_function): Use emit field, not inl_emit, of the inlined
7192 function. Set new variable inlining before
7193 calling copy_rtx_and_substitute.
7194 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
7195 constant pool references if inlining is nonzero.
7196 Delete ADDRESS and (most of the) CONST cases.
7197 (output_inline_function): Save and restore current_function/
7198 current_function_decl. Delete restore_constants code. Don't call
7199 init_const_rtx_hash_table.
7200 * output.h (init_const_rtx_hash_table): Don't declare.
7201 * rtl.h (struct function): Declare.
7202 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
7203 * toplev.c (rest_of_compilation): Don't treat nested functions or
7204 functions containing them specially. Delete all code to deal with
7205 save_for_inline_copying.
7206 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
7207 inline_obstacks): Delete variables.
7208 (save_tree_status): Lose arg CONTEXT. All callers changed.
7209 Simply allocate a new function_maybepermanent_obstack for the new
7210 function, delete all the special cases.
7211 Don't save inline_obstacks.
7212 (restore_tree_status): Lose arg CONTEXT. All callers changed.
7213 Delete special handling for function_maybepermanent_obstack; simply
7215 Don't restore inline_obstacks.
7216 (permanent_allocation): Delete code that frees inline_obstacks.
7217 (print_inline_obstack_statistics): Delete function.
7218 (dump_tree_statistics): Don't call it.
7219 * varasm.c (struct varasm_status): New.
7220 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
7221 last_pool, pool_offset, const_double_chain): Delete global
7222 variables, replace with accessor macros.
7223 (immed_double_const): Don't walk const_double_chain outside a
7224 function, but don't treat nested functions specially anymore.
7225 (immed_real_const_1): Likewise.
7226 (clear_const_double_mem): Don't treat nested functions specially.
7227 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
7228 (save_varasm_status, restore_varasm_status): Delete functions.
7229 (init_varasm_status): New function.
7230 (force_const_mem): Don't treat nested functions specially.
7231 (find_pool_constant): Accept new arg F, search for constants in
7232 that function's pool rather than the current one. All callers
7234 (get_pool_constant_for_function, get_pool_mode_for_function): New
7237 * i386.c (init_386_machine_status): New function, mostly from
7238 clear_386_stack_locals.
7239 (struct machine_functions): Rename element names to avoid name
7241 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
7242 macros, replacing global variables.
7243 (clear_386_stack_locals, save_386_machine_status,
7244 restore_386_machine_status): Delete functions.
7245 (override_options): Initialize init_machine_status.
7246 * i386.h (INIT_EXPANDERS): Delete macro.
7247 (save_386_machine_status, restore_386_machine_status,
7248 clear_386_stack_locals): Delete declarations.
7250 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7252 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
7253 (doloop_begin): Simplify pattern and use emit_jump_insn.
7254 (doloop_end): Simplify pattern, switch operand order,
7255 and use emit_jump_insn.
7257 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7259 * function.h (struct function): Add new element LANGUAGE.
7260 (save_lang_status): Declare new variable.
7261 (restore_lang_status): Likewise.
7262 * function.c (save_lang_status): Define.
7263 (restore_lang_status): Likewise.
7264 (push_function_context_to): Call language-specific save function.
7265 (pop_function_context_from): Call language-specific restore function.
7267 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7269 * i386.md (movsf_1): Check REG_P before use of REGNO.
7270 (movdf_1): Likewise.
7271 (movxf_1): Likewise.
7272 (extendsfdf2): Likewise.
7273 (extendsfxf2): Likewise.
7274 (extenddfxf2): Likewise.
7276 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7278 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
7279 constants into memory.
7280 (c4x_shiftable_constant): New function.
7281 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
7282 (c4x_shiftable_constant): Declare.
7283 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
7284 ashlqi3_noclobber): Add new patterns and associated splitters.
7286 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
7288 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
7289 * dwarf2out.c (dwarf2out_frame_init): Likewise.
7290 * final.c (shorten_branches): Likewise.
7291 * global.c (global_alloc): Likewise.
7292 * haifa-sched.c (build_control_flow): Likewise.
7293 * stmt.c (check_for_full_enumeration_handling): Likewise.
7294 (estimate_case_costs): Likewise.
7296 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
7298 * rtl.h (RTL_CHECKC2): Fix typo in last change.
7300 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
7302 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
7303 (recompute_reg_usage): Likewise.
7304 * rtlanal.c (find_regno_fusage): Likewise.
7306 * rtl.c (rtl_check_failed_code1): New function.
7307 (rtl_check_failed_code2): New.
7308 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
7309 (RTL_CHECKC1, RTL_CHECKC2): New.
7310 (XC*): New accessor macros.
7311 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
7312 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
7313 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
7314 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
7315 (TRAP_*, RANGE_INFO_*): Likewise.
7317 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7319 * Makefile.in (tlink.o): Don't depend on toplev.h.
7321 * collect2.c (c_file, o_file, export_file, import_file, ldout,
7322 output_file, nm_file_name, ldd_file_name, strip_file_name,
7323 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
7324 add_prefix, prefix_from_env, prefix_from_string, do_wait,
7325 fork_execute, maybe_unlink, add_to_list,
7326 extract_init_priority, write_list, dump_list,
7327 dump_prefix_list, write_list_with_asm, write_c_file,
7328 write_c_file_stat, write_c_file_glob, scan_prog_file,
7329 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
7330 ignore_library, extract_string, notice, dump_file, target_machine,
7331 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
7332 read_file, print_load_command): Constify a char*.
7333 (fdopen, error, fatal, fatal_perror): Don't prototype.
7334 (my_strerror): Remove. All callers use xstrerror instead.
7335 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
7336 (main): Add prototype. Constify lots of char* ptrs. Change calls
7337 to xcalloc/strcpy/strcat/... to one call to concat.
7338 (main, scan_prog_file, scan_libraries): Use an intermediate
7339 `const char **' to build an argv array.
7340 (mapfile, libselect, libcompare, locatelib): Add prototypes.
7342 * collect2.h (collect_execute, collect_wait, dump_file,
7343 file_exists): Constify a char*.
7344 (ldout, c_file_name, temporary_obstack, permanent_obstack,
7345 temporary_firstobj, vflag, debug): Add extern declarations.
7346 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
7348 * tlink.c: Don't include toplev.h.
7349 (vflag, debug, ldout, c_file_name, temporary_obstack,
7350 permanent_obstack, temporary_firstobj): Don't declare.
7351 (tlink_execute, frob_extension, symbol_hash_lookup,
7352 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
7353 recompile_files, read_repo_files, demangle_new_symbols,
7354 scan_linker_output): Constify a char*.
7355 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
7356 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
7358 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
7360 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
7361 (relative) rather than jsr (absolute) subroutine call insns.
7362 * config/m68k/m68k-coff.h: Ditto.
7364 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
7366 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
7367 now rework these too.
7368 (arm_reorg): If an insn can't reach the end of the current pool,
7369 ensure that we emit that pool before the insn.
7371 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
7373 * tlink.c (scan_linker_output): Skip the initial underscore in
7374 a mangled name if appropriate.
7376 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7378 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
7379 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
7380 error_with_ivar, gen_declarator, create_builtin_decl,
7381 my_build_string, generate_descriptor_table, generate_ivars_list,
7382 generate_dispatch_table, check_protocols, TAG_GETCLASS,
7383 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
7384 dump_base_name, lang_decode_option, build_encode_expr,
7385 start_class, finish_class, encode_pointer, really_start_method,
7386 gen_declaration, dump_interface, handle_class_ref, handle_impent):
7388 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
7389 Add static prototypes.
7390 (build_objc_string_decl, build_selector_reference_decl,
7391 encode_bitfield, build_class_reference_decl): Remove unused
7392 parameter, all callers changed.
7393 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
7394 (objc_printable_name): Likewise. Change second parameter to type int.
7395 (init_objc): Use memcpy, not bcopy, to avoid casts.
7397 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
7399 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
7400 reg notes on a deleted insn.
7401 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
7403 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
7405 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
7407 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7409 * stmt.c (expand_asm_operands): Fix index into inout_mode when
7412 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
7414 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
7415 * tm.texi (MD_ASM_CLOBBERS): Document it.
7417 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
7419 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
7420 * except.c (expand_rethrow): Remove unused variable.
7421 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
7422 * flow.c (replace_insns): Likewise.
7423 (create_edge_list, verify_edge_list): Likewise.
7424 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
7426 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
7427 is special code to run.
7428 (main): Don't define operands to emit_operand.
7429 * genrecog.c (main): Don't emit an empty peephole2_insn function.
7431 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
7433 * alpha/alpha.h (normal_memory_operand): Declare.
7434 (reg_no_subreg_operand): Declare.
7435 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
7437 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
7439 * c-parse.in (compstmt_primary_start): New, broken out of first
7440 part of compstmt handling in primary.
7441 (primary): Use it. Add an error clause.
7442 (compstmt_nostart): Renamed from compstmt; remove all
7443 initial invocations of compstmt_start.
7446 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
7448 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
7451 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
7453 * combine.c (simplify_shift_const): Remove extra semicolon.
7454 * dwarf2out.c (remove_AT): Likewise.
7455 * expmed.c (expand_mult): Likewise.
7456 * gcov.c (create_program_flow_graph): Likewise.
7457 * reorg.c (mostly_true_jump): Likewise.
7459 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
7461 * fold-const.c (fold_range_test): Do not try to fold the range
7462 test if the rhs or lhs has side effects.
7464 * combine.c (simplify_rtx): Recognize another case of a synthesized
7467 * varasm.c (mark_constant_pool): When marking indirect references,
7468 only look at SYMBOL_REFs.
7470 * except.c (expand_fixup_region_end): Do not peek at
7471 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
7473 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
7475 * flags.h: New variables align_loops, align_loops_log,
7476 align_jumps, align_jumps_log, align_labels, align_labels_log,
7477 align_functions, align_functions_log.
7478 * toplev.c: Define them.
7479 (f_options): Handle -falign-* when they have no argument.
7480 (main): Add logic to set variables for -falign-functions,
7481 -falign-jumps, -falign-labels, -falign-loops.
7482 Make it -fsched-verbose=<n> and -finline-limit=<n>.
7483 (display_help): Change help to match options.
7484 * final.c (LABEL_ALIGN): Default to align_labels_log.
7485 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
7486 (LOOP_ALIGN): Default to align_loops_log.
7487 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
7488 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
7489 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
7490 * varasm.c (assemble_start_function): Handle align_functions.
7492 * config/sparc/sparc.h: Don't declare sparc_align_*.
7493 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
7494 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
7496 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
7498 * config/sparc/sparc.c: Delete sparc_align_loops,
7499 sparc_align_jumps, sparc_align_funcs and the corresponding string
7501 (sparc_override_options): Default align_functions on ultrasparc.
7502 Delete -malign-* handling.
7504 * config/mips/mips.c (override_options): On 64-bit targets,
7505 try to align code to 64-bit boundaries.
7506 (print_operand): New substitution, %~,
7507 which aligns labels to align_labels_log.
7508 * config/mips/mips.md (div_trap_normal): Use %~.
7509 (div_trap_mips16): Likewise.
7514 (ashldi3_internal): Likewise.
7515 (ashrdi3_internal): Likewise.
7516 (lshrdi3_internal): Likewise.
7517 (casesi_internal): Likewise.
7519 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
7521 Merge new ia32 backend from the branch!
7523 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
7524 See ChangeLog.P2 on new_ia32_branch for details.
7526 * rtl.h (stack_regs_mentioned_p): Delete prototype.
7527 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
7528 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7529 * i386/gas.h (ASM_FILE_START): Define.
7530 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
7531 for name change of ix86_valid_decl_attribute_p.
7532 (i386_pe_valid_type_attribute_p): Similarly.
7534 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
7536 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
7537 to step through CC modes.
7539 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7541 * regmove.c (fixup_match_1): Don't move INSN in front of P if
7542 it would end up in the shadow of a live flags regsiter.
7544 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7546 * reload1.c: Fix many indentation problems.
7547 * reload.c: Likewise.
7549 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
7551 * alias.c (non_local_reference_p): Constify fmt.
7553 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
7555 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
7557 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
7559 * cse.c (delete_trivially_dead_insns): Do not delete stores to
7560 the internal_arg_pointer.
7562 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
7564 Merge peephole2 from new_ia32_branch:
7565 * Makefile.in (STAGESTUFF): Add *.peephole2.
7566 (mostlyclean): Likewise.
7567 (recog.o): Depend on resource.h.
7569 * final.c (peephole): Conditionalize decl on HAVE_peephole.
7570 (final_scan_insn): Likewise for the invocation of peephole.
7571 * genconfig.c (main): Look for peephole and peephole2 patterns.
7572 Emit HAVE_peephole* accordingly.
7573 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
7574 * flags.h (flag_peephole2): Declare.
7575 * toplev.c: New pass peephole2. New flag -fpeephole2.
7577 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
7578 * gencodes.c (main): Likewise.
7579 * genextract.c (main): Likewise.
7580 * genoutput.c (main): Likewise.
7581 * genemit.c (max_operand_1): Look for the max scratch operand.
7582 (gen_rtx_scratch): New.
7583 (gen_exp): Use it, and pass on new arg subroutine_type.
7584 (gen_expand): Take max scratch into account.
7585 (gen_split): Emit peephole2 functions.
7586 (output_peephole2_scratch): New.
7587 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
7588 * genrecog.c (routine_type): Add PEEPHOLE2.
7590 (make_insn_sequence): Match outer parallel for peep2. Discard
7591 top level scratches and dups.
7592 (add_to_sequence): New args insn_type and top. Update all callers.
7593 Handle toplevel peep2 matching insns.
7594 (write_subroutine): Handle peep2.
7595 (write_tree_1): Likewise.
7596 (write_tree): Likewise.
7598 (change_state): New arg afterward. Update all callers.
7599 Handle matching separate insns.
7600 * recog.c (recog_next_insn): New.
7601 (peephole2_optimize): New.
7602 * rtl.def (DEFINE_PEEPHOLE2): New.
7603 * resource.c (find_free_register): New argument last_insn. Use it
7604 to find a register available through the entire span.
7605 * resource.h (find_free_register): Update prototype.
7607 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
7609 * i386.c (output_strlen_unroll): Don't write xops[7]
7610 label if it wasn't set.
7612 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
7614 * cpplib.c (struct directive): Const-ify name pointer and
7615 function pointer prototype.
7616 (validate_else, do_define, do_line, do_include, do_undef,
7617 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
7618 do_elif, do_endif, do_sccs, do_assert, do_unassert,
7619 do_warning): Const-ify second arg.
7620 (directive_table): Mark const. Reorder entries by frequency
7621 of usage, record statistics.
7623 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
7625 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
7626 bounds- check RTL accesses if --enable-checking.
7627 (RTVEC_ELT): Bounds check if --enable-checking.
7628 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
7629 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
7630 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
7632 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
7633 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
7635 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
7636 (NOTE_SOURCE_FILE): Use X0STR.
7637 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
7638 MEM_ALIAS_SET): Use X0INT.
7639 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
7640 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
7642 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7643 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7644 (rtl_check_failed_bounds, rtl_check_failed_type1,
7645 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7647 (fancy_abort): Fix comment.
7649 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7650 (cse_insn): Decrement LABEL_NUSES for jump target before
7652 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7653 * final.c (alter_subreg): Compute regno before changing x to
7654 REG; set REGNO(x) after changing it.
7655 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7656 notes containing CONST_INTs.
7657 (delete_eh_regions): Use NOTE_EH_HANDLER.
7658 * function.c (put_reg_into_stack): Make reg a MEM before
7660 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7662 (gen_mem_addressof): Make reg a MEM before initializing it.
7663 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7665 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7666 deleting an insn, not after.
7667 (block_alloc): Only look at PATTERN(insn) if we have to, and
7668 only if it's format class 'i'.
7669 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7670 CONST_INT before using its INTVAL.
7671 * print-rtl.c (print_rtx): Use X0STR.
7672 * regmove.c (fixup_match_1): Don't look at PATTERN of
7673 non-class-'i' insn chain elements.
7674 * reload.c (loc_mentioned_in_p): Take address of
7675 in->fld[1].rtx directly.
7676 * reload1.c (reload): Change reg to a MEM before initializing
7678 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7680 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7682 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7684 * config/mips/mips.c (machine_dependent_reorg): Force a
7685 barrier to output the local constant pool if a barrier hasn't
7686 been found at a natural point in the instruction stream.
7688 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7690 * c-parse.in (language_string): Constify.
7692 * dwarf2out.c (language_string): Remove declaration.
7694 * dwarfout.c (language_string): Likewise.
7696 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7698 * tree.h (language_string, init_parse, finish_parse): Declare.
7700 * i386/sun386.h (language_string): Remove declaration.
7702 * mips.h (language_string): Likewise.
7704 * nextstep.h (language_string): Likewise.
7706 * nextstep21.h (language_string): Likewise.
7708 * rs6000.c (language_string): Likewise.
7710 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7712 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7713 (getpwd.o): Remove target.
7715 * getpwd.c: Delete file. Its in libiberty now.
7717 * dbxout.c (getpwd): Don't prototype.
7718 * dwarf2out.c (getpwd): Likewise
7719 * dwarfout.c (getpwd): Likewise
7720 * final.c (getpwd): Likewise.
7721 * protoize.c (getpwd): Likewise.
7723 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7725 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7727 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7729 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7732 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7734 * fixinc/Makefile.in (subdir): New.
7735 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7738 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7740 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7741 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7744 * invoke.texi: Fix typo.
7746 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7747 changed. Handle autoincrement addressing modes.
7749 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7750 just like we would the virtual incoming args register when
7753 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7755 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7756 path, in .file directive.
7758 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7760 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7763 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7765 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7768 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7770 * tree.c (tree_code_name): Constify a char*.
7772 * tree.h (tree_code_name, decl_printable_name): Likewise.
7774 * function.h (struct function): Likewise.
7776 * toplev.c (decl_name, decl_printable_name): Likewise.
7778 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7780 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7781 (init_objc): Remove function pointer cast.
7783 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7785 * pa.md (interspace_jump): New pattern.
7786 (builtin_longjmp): New expander.
7788 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7790 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7791 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7792 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7794 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7796 * jump.c (delete_prior_computation): Also check calls
7797 to constant functions. Don't bother checking for a
7798 REG_UNUSED note before adding it.
7799 (delete_computation): Handle multi-word hard registers
7800 when synthesizing missing REG_DEAD notes for a register
7801 which is both set and used by an insn.
7803 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7805 * loop.c (this_loop_info): New variable.
7806 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7807 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7809 (prescan_loop, strength_reduce): New argument loop_info. All callers
7811 (scan_loop): New variable loop_info, initialise to address of
7813 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7814 Delete variable loop_has_multiple_exit targets and replace with
7815 field in this_loop_info.
7816 (find_and_verify_loops): Rename this_loop to this_loop_num.
7817 (strength_reduce): Delete loop_iteration_info. Replace variable
7818 loop_info with function argument of same name.
7819 (insert_bct): Rework test for loop being completely unrolled.
7821 * loop.h (struct loop_info): New fields num, loops_enclosed,
7822 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7823 has_indirect_jump, and cont. Redefine use of unroll_number.
7824 (loop_unroll_number): Delete.
7826 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7828 (loop_iterations): Delete variable vtop and instead use
7829 loop_info->vtop computed in prescan_loop.
7831 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7833 * fix-header.c (main): Do not pass a null pointer to strcmp.
7835 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7837 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7839 * configure: Rebuilt.
7841 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7843 * jump.c (jump_optimize_1): Do not delete assignments to
7844 internal_arg_pointer.
7845 * cse.c (delete_trivially_dead_insns): Always consider a set of
7846 the internal_arg_pointer live.
7848 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7850 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7851 (update_life_info) [REG_WAS_0]: Search the original insns rather
7852 than the new insns for the note. Fix typos finding note_dest.
7853 If no dest found, discard the note rather than abort.
7854 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7855 (replace_insns): Remove the old insn list after update_life_info
7858 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7860 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7862 (sched_analyze_1): Let add_dependence care for not adding dups.
7863 (sched_analyze_2): Likewise.
7864 (add_branch_dependences): Likewise.
7866 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7868 * i386/winnt.c (export_list): New type.
7869 (exports_head): Rename to
7870 (export_head): this.
7871 (i386_pe_record_exported_symbol): Add is_data flag.
7872 (i386_pe_asm_file_end): Emit directive for exported variables.
7873 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7875 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7876 (ASM_DECLARE_OBJECT_NAME): Likewise.
7877 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7878 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7880 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7882 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7884 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7887 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7889 * config/openbsd.h: Define SET_ASM_OP.
7890 * tm.texi: cross-reference SET_ASM_OP in the index.
7892 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7894 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7895 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7896 and class_narrowest_mode at compile time. Kill init_rtl.
7897 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7898 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7899 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7901 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7903 * rtl.h: Declare rtx_length and rtx_format as const.
7904 * machmode.def: Define CC(). Use CC() to define CCmode. If
7905 EXTRA_CC_MODES is defined, expand it here.
7906 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7907 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7908 const. Kill all references to EXTRA_CC_MODES.
7910 * toplev.c: Don't prototype or call init_rtl.
7911 * optabs.c: Don't call init_mov_optab.
7912 * genemit.c: Don't generate init_mov_optab. Don't call
7914 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7916 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7917 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7918 genrecog.c: Don't call init_rtl.
7920 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7921 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7922 definition of EXTRA_CC_MODES.
7924 * md.texi: Kill ref to EXTRA_CC_NAMES.
7925 * tm.texi: Document new way to define EXTRA_CC_MODES.
7927 * genrecog.c: Do not look up the name of a define_split.
7930 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7932 * config/v850/v850.md: Fix typo introduced by previous delta.
7934 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7936 * gcc.c (fatal): Make definition static to match prototype.
7938 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7940 * combine.c (get_last_value): Don't look for earlier sets if the last
7941 known set is somewhere in between the insns being combined.
7943 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7945 * configure.in: Don't use shell ! to negate exit codes
7946 * configure: Regenerate
7948 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7950 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7951 the fact that ALIGN is measured in bits, not bytes.
7953 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7955 * errors.c: New file; defines functions error, warning, and
7956 fatal, variables have_error and progname.
7957 * errors.h: New file; prototypes and decls for stuff in errors.c.
7959 * Makefile: Add rules to build errors.o and
7960 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7961 genopinit, genrecog, genextract, genpeep, genattr, and
7962 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7963 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7964 genpeep.o, genattr.o, and genoutput.o.
7966 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7967 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7968 define or prototype fatal. Set progname at beginning of main.
7969 * genoutput.c: Likewise, and don't define or prototype error
7972 * c-typeck.c (c_expand_start_case): Return immediately if exp
7974 * fold-const.c (operand_equal_p): Return immediately if arg1
7975 or arg0 are ERROR_MARKs.
7976 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7977 fields of type ERROR_MARK when calculating if the record can
7980 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7981 with much help from Jeffrey A Law and Richard Henderson
7983 * i386.md: In the 6 insns which call output_fix_trunc,
7984 earlyclobber operands[0].
7986 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7988 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7989 creating new registers.
7991 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7993 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7994 i386_reg_alloc_order, i386_regparm_string,
7995 i386_align_loops_string, i386_align_jumps_string,
7996 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7997 and i386_branch_cost_string as type "const char *".
7998 * i386.c: Define all above strings as type "const char *".
8000 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
8002 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
8003 when emitting alignment padding. Emit padding byte of 0 instead of 4.
8005 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
8007 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
8008 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
8010 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
8012 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
8013 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
8014 (dwarf2out_line, dwarf2out_finish): Likewise.
8015 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
8017 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
8019 * tree.c (lang_unsave_expr_now) : Correct return type.
8020 * tree.h (lang_unsave_expr_now) : Same.
8022 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
8024 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
8025 instead of duplicating code.
8027 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8029 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
8031 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
8033 * tree.h: fancy_abort always takes three args.
8034 * resource.c: Move include of system.h before toplev.h.
8036 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
8038 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
8041 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
8043 * system.h: Don't redefine abort or trim_filename.
8044 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
8045 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
8046 whether or not __FUNCTION__ is available.
8047 * tree.h: Duplicate rtl.h's definition of abort, for files
8048 that don't include rtl.h. Delete all code to perform type
8049 checking with a compiler other than GCC.
8050 * varray.h: Delete all code to perform type checking with a
8051 compiler other than GCC. Make VARRAY_CHECK() always evaluate
8052 its arguments exactly once, using a statement expression.
8053 Adjust the VARRAY_<type> accessor macros to match.
8054 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
8055 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
8056 caller's location. Define fatal_insn and fatal_insn_not_found
8057 as macros that use _fatal_insn and _fatal_insn_not_found.
8058 (fancy_abort, trim_filename): Kill prototypes.
8060 * rtl.c (trim_filename): Move here from toplev.c.
8061 (fancy_abort): New function.
8062 (DIR_SEPARATOR): Provide default definition.
8063 * tree.c (tree_check_failed, tree_class_check_failed): Go
8064 through fancy_abort.
8065 (tree_check, tree_class_check, cst_or_constructor_check,
8066 expr_check): Delete.
8067 * varray.c (varray_check_failed): New function.
8068 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
8069 _fatal_insn and _fatal_insn_not_found. Go through
8071 (trim_filename, fancy_abort): Delete.
8073 * builtins.c (expand_builtin_args_info): Report ICE with abort.
8074 * except.c (start_catch_handler): Report ICE with error/abort
8076 * final.c (output_operand_lossage): Likewise.
8077 * flow.c (verify_flow_info): Likewise.
8079 * gcc.c: Prototype fatal.
8080 * gengenrtl.c: Undef abort after including rtl.h not system.h.
8081 * genattr.c, genattrtab.c, genemit.c, genextract.c,
8082 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
8083 Don't define fancy_abort.
8085 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
8087 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
8090 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
8092 * m88k.h (VERSION_INFO2): Kill.
8093 (VERSION_STRING): Kill.
8095 (VERSION_INFO1): Tidy.
8096 (TARGET_VERSION): Update.
8097 * m88k/dgux.h (VERSION_INFO2): Kill.
8098 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
8099 * m88k/luna.h (VERSION_INFO1): Tidy.
8100 * m88k/sysv4.h (VERSION_INFO1): Likewise.
8101 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
8102 (output_file_start): Adjust for death of VERSION_STRING.
8104 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
8106 * cpplib.c (detect_if_not_defined): New function.
8107 (do_if): Use it to detect potential once-only headers.
8109 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
8111 * c-common.c (combine_strings): Always set TREE_CONSTANT.
8113 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8115 * combine.c (nonzero_bits) : Allow single-ly set registers to be
8116 anywere in the function only if they are pseudos and set before
8117 being used (not live at the start of the function).
8118 (num_sign_bit_copies) : Same.
8119 (get_last_value_validate) : Same.
8120 (get_last_value) : Same.
8122 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
8124 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
8125 where N and M are constant and N is an integer multiple of M.
8127 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8129 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
8130 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
8131 sbitmap_union_of_preds): Add prototypes.
8132 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
8133 the intersection of successors with the new flow graph structures.
8134 (sbitmap_intersection_of_preds): New function to compute the
8135 intersection of predecessors with the new flow graph structures.
8136 (sbitmap_union_of_succs): New function to compute the union of
8137 successors with the new flow graph structures.
8138 (sbitmap_union_of_preds): New function to compute the union of
8139 predecessors with the new flow graph structures.
8140 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
8141 (expr_reaches_here_p): Use edge and basic_block structures instead
8142 of s_preds and s_succs.
8143 (compute_cprop_avinout): Use new sbitmap routines.
8144 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
8145 of s_preds and s_succs.
8146 * flow.c (compute_flow_dominators): Compute dominators using
8147 edges and basic blocks instead of s_preds and s_succs.
8149 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8151 * lists.c (unused_insn_list, unused_expr_list): New file for
8152 maintaining various types of lists. New statics for maintaining a
8153 cache of available INSN_LIST and EXPR_LIST nodes.
8154 (free_list): Static function for freeing a list of INSN/EXPR nodes.
8155 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
8156 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
8157 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
8158 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
8159 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
8160 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
8161 (free_INSN_LIST_node): Free an individual INSN_LIST node.
8162 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
8163 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
8164 (remove_dependence, free_pending_lists): Use new global routines.
8165 (flush_pending_lists, sched_analyze_insn): Use new global routines.
8166 (sched_analyze, compute_block_backward_dependences): Use new routines.
8167 (sched_analyze_1, sched_analyze_2): Use new routines.
8168 (schedule_insns): Use new global routines.
8169 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
8171 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
8172 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
8174 * toplev.c (rest_of_compilation): Initialize node cache.
8175 * Makefile.in (OBJS): Add lists.o to list of object files.
8176 (lists.o): Add dependancies.
8178 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
8180 * config/v850/v850.md: Fix compile time warning messages.
8181 * config/v850/v850.c: Fix compile time warning messages.
8182 * config/v850/v850.h: Fix compile time warning messages.
8184 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8186 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
8187 Remove unused prototype for `init_lengths'.
8189 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8191 * calls.c (emit_call_1): Mark parameter `stack_size' with
8193 (expand_call): Initialize variable `insn'.
8194 (emit_library_call): Likewise for variable `high_to_save'.
8195 (emit_library_call_value): Likewise.
8196 (store_one_arg): Likewise for variables `lower_bound' and
8199 * combine.c (try_combine): Likewise for variables `i2_code_number'
8200 and `other_code_number'.
8201 (find_split_point): Likewise for variables `pos', `unsignedp' and
8203 (simplify_if_then_else): Likewise for variables `op' and `c1'.
8204 (simplify_and_const_int): Remove unused variable `width'.
8205 (merge_outer_ops): Likewise.
8207 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
8208 HOST_WIDE_INT' when comparing against one.
8209 (simplify_relational_operation): Likewise.
8210 (cse_insn): Initialize variables `src_eqv_volatile',
8211 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
8213 * final.c (init_final): Constify parameter `filename'.
8214 (final_start_function): Mark parameter `optimize' with
8216 (profile_function): Likewise for parameters `first' and `optimize'.
8217 (output_source_line): Likewise for parameter `file'.
8219 * integrate.c (subst_constants): Cast a value to `size_t' when
8220 comparing against one.
8221 (mark_stores): Initialize variable `mode'. Cast a value to
8222 `size_t' when comparing against one.
8224 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
8226 * loop.c (move_movables): Initialize variable `first'.
8227 (strength_reduce): Likewise for variable `increment'.
8228 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
8229 value to `size_t' when comparing against one.
8230 (load_mems): Initialize variable `end_label'.
8232 * output.h (init_final): Constify parameter.
8234 * reload.c (decompose): Initialize variable `base'.
8236 * reload1.c (reload): Likewise for variable `is_scalar'.
8237 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
8238 (choose_reload_regs): Initialize variable `mode'.
8239 (emit_reload_insns): Likewise for variable `store_insn'.
8240 (reload_cse_noop_set_p): Mark parameter `insn' with
8242 (reload_combine): Initialize variable `set'.
8244 * unroll.c (unroll_loop): Likewise for variable `local_label'.
8245 (copy_loop_body): Cast a value to `size_t' when comparing against
8248 * varasm.c (assemble_variable): Initialize variable `size_tree'.
8249 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
8250 (remove_from_pending_weak_list): Mark parameter `name' with
8253 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8255 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
8258 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
8260 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
8261 (ASM_DECLARE_FUNCTION_NAME): Define.
8262 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
8263 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
8264 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
8265 not already defined.
8267 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
8269 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
8270 of n_popped when call/call_value are not defined.
8272 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
8274 * tm.texi: GNU CC -> GCC conversion.
8275 (CC1_SPEC): Indicate it is used for all language front ends.
8277 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
8279 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
8280 NOTE_INSN_EH_REGION_END correctly.
8282 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8283 Jeff Law <law@cygnus.com>
8285 * loop.c (strength_reduce): Automatically unroll loops if the
8286 unrolled loop size is smaller than the rolled loop size.
8288 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
8289 and delete comment that code should be rewritten.
8291 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
8293 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
8296 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
8298 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8300 * fixinc/mkfixinc.sh: Don't fix uwin headers.
8301 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
8302 (LINK_SPEC): Add -u _main when building executables.
8303 (ASM_DECLARE_FUNCTION): Update from Cygwin.
8304 (ASM_FILE_END): Use the default for ix86-pe.
8305 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
8307 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
8309 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
8310 and ASM_CLOSE_PAREN are empty strings.
8312 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
8313 Geoffrey Keating <geoffk@cygnus.com>
8315 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
8316 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
8317 (unprotoize.o): Ditto.
8318 (test-protoize-simple): Don't define STD_PROTO_DIR.
8319 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
8320 changes to make 'test-protoize-simple' pass.
8321 (STD_PROTO_DIR): Remove define.
8322 (STANDARD_EXEC_PREFIX): Supply default define.
8323 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
8324 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
8325 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
8326 (GET_ENV_PATH_LIST): New macro.
8327 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
8328 (do_processing): Initialize default_syscalls_dir using new
8329 macros. Use it to initialize syscalls_absolute_filename.
8331 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
8333 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
8334 B into a register before emit_conditional_move.
8336 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
8338 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
8339 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
8340 multiplicand out of (+ (* a b) (* c d)).
8342 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
8343 Richard Henderson <rth@cygnus.com>
8345 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
8346 (new_insn_dead_notes): Likewise.
8347 (update_n_sets): Likewise.
8348 (update_flow_info): Move to flow.c, renamed to update_life_info;
8349 extend to handle multiple source insns.
8350 * flow.c: Include resource.h
8351 (unlink_insn_chain): New.
8352 (split_hard_reg_notes): New.
8353 (maybe_add_dead_note): New.
8354 (maybe_add_dead_note_use): New.
8355 (find_insn_with_note): New.
8356 (new_insn_dead_notes): New.
8357 (update_n_sets): New.
8358 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
8359 (maybe_remove_dead_notes): New.
8360 (update_life_info): New.
8361 (prepend_reg_notes): New.
8362 (replace_insns): New.
8363 * output.h (update_life_info): Declare.
8364 * recog.c (split_block_insns): Use update_life_info.
8365 * resource.c (find_free_register): Use reg_alloc_order, don't use
8366 fixed regs, make sure the mode is supported, don't use new regs.
8368 * rtl.h (replace_insns): Declare.
8370 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
8372 * expr.c (expand_expr): Cope with COND_EXPRs with one
8373 non-returning branch.
8375 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
8377 * expr.c (store_expr): Always pass down the target, even when not
8380 1999-08-24 Nick Clifton <nickc@cygnus.com>
8382 * configure.in: Define target_cpu_default for v850 targets.
8383 * configure: Regenerate
8385 * config/v850/v850.h (TARGET_CPU_generic): Define.
8386 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
8387 addresses are 4 byte aligned.
8389 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
8392 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8394 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
8395 (main): Add prototypes.
8397 * genattrtab.c (substitute_address, write_const_num_delay_slots,
8398 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
8399 (write_attr_get): Emit prototypes along with function definition.
8400 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
8401 (write_complex_function): Emit static prototype along with
8402 function definition.
8404 * genemit.c (gen_split): Emit prototypes along with function
8407 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
8408 Likewise for predicates and `insn_operand_predicate'.
8409 (process_template): Emit static prototype along with function
8412 * genrecog.c (make_insn_sequence): Constify a char*. Add
8413 prototypes for get_split_*().
8414 (write_subroutine): Emit prototypes along with function
8417 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8419 * gcse.c (find_avail_set): Follow chains of register-register copies.
8420 Use oprs_not_set_p to guarantee that the returned value can be
8422 (cprop_insn): Don't verify the return value of find_avail_set with
8425 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
8426 (cprop_cc0_jump): New function.
8427 (cprop_insn): Break out new function cprop_jump and use it.
8428 Also use cprop_cc0_jump for machines with CC0.
8429 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
8431 * tree.h (current_function_calls_setjmp,
8432 current_function_calls_longjmp): Delete declarations.
8433 * dsp16xx.c: Include "function.h".
8434 * elxsi.c: Likewise.
8435 * gmicro.c: Likewise.
8436 * h8300.c: Likewise.
8439 * mn10200.c: Likewise.
8440 * mn10300.c: Likewise.
8441 * ns32k.c: Likewise.
8445 * rtl.h (rtx_equal_function_value_matters): Declare.
8446 * toplev.c (rtx_equal_function_value_matters): Don't declare.
8448 * function.c: Likewise.
8449 * emit-rtl.c: Likewise.
8451 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
8453 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
8456 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8458 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
8461 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
8463 * cpp.texi: Add a node documenting macro varargs (copied
8466 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
8468 * cppspec.c: Put a null pointer at the end of the new argv.
8470 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
8472 * configure.in: Remove code to select/de-select the haifa
8473 scheduler. Every scheduled port gets haifa now.
8474 * configure: Rebuilt.
8475 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
8477 * Makefile.in: Corresponding changes.
8479 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8481 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
8482 All callers changed.
8483 (prepare_float_lib_cmp): Likewise.
8484 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
8485 * expr.h (emit_float_lib_cmp): Delete declaration.
8486 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
8487 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
8488 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
8490 (cmptf): Now conditional on TARGET_HARD_QUAD.
8492 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
8494 * resource.c (mark_target_live_regs): Use
8495 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
8497 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8499 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
8501 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
8503 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
8505 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8507 * rtl.h (rtx_format): Constify a char*.
8509 * rtl.c (rtx_format): Likewise.
8510 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
8511 (init_rtl): Use accessor macro, not `rtx_format'.
8513 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
8516 * caller-save.c (mark_referenced_regs): Likewise.
8518 * combine.c (subst, make_compound_operation, known_cond,
8519 gen_rtx_combine, update_table_tick, get_last_value_validate,
8520 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
8522 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
8523 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
8524 count_reg_usage): Likewise.
8526 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
8529 * final.c (leaf_renumber_regs_insn): Likewise.
8531 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
8532 dump_edge_info, count_reg_references): Likewise.
8534 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
8535 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
8538 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
8539 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
8540 add_label_notes): Likewise.
8542 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
8543 clear_struct_flag, count_sub_rtxs, count_alternatives,
8544 compares_alternatives_p, contained_in_p, walk_attr_value,
8545 write_expr_attr_cache): Likewise.
8547 * genconfig.c (walk_insn_part): Likewise.
8549 * genemit.c (max_operand_1, gen_exp): Likewise.
8551 * genextract.c (walk_rtx): Likewise.
8553 * genflags.c (num_operands): Likewise.
8555 * genoutput.c (scan_operands): Likewise.
8557 * genpeep.c (match_rtx): Likewise.
8559 * genrecog.c (add_to_sequence): Likewise.
8561 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
8564 * integrate.c (save_constants, copy_for_inline,
8565 copy_rtx_and_substitute, subst_constants, restore_constants):
8568 * jump.c (mark_jump_label, invert_exp, redirect_exp,
8569 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
8571 * local-alloc.c (contains_replace_regs, memref_referenced_p):
8574 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
8575 add_label_notes, replace_call_address, count_nonfixed_reads,
8576 invariant_p, find_single_use_in_loop, find_mem_givs,
8577 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
8580 * print-rtl.c (reg_names, print_rtx): Likewise.
8582 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
8584 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
8585 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
8586 print_blocks): Likewise.
8588 * regclass.c (fix_register, record_address_regs,
8589 reg_scan_mark_refs): Likewise.
8591 * regmove.c (stable_but_for_p): Likewise.
8593 * reload.c (loc_mentioned_in_p, operands_match_p,
8594 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
8595 copy_replacements, refers_to_regno_for_reload_p,
8596 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
8597 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
8600 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
8601 delete_address_reloads_1, count_occurrences,
8602 reload_cse_mem_conflict_p, reload_combine_note_use,
8603 add_auto_inc_notes): Likewise.
8605 * resource.c (mark_referenced_resources, mark_set_resources):
8608 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
8609 reg_mentioned_p, regs_set_between_p, modified_between_p,
8610 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
8611 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
8612 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
8613 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
8615 * sched.c (sched_analyze_2, attach_deaths): Likewise.
8617 * stupid.c (stupid_mark_refs): Likewise.
8619 * unroll.c (remap_split_bivs): Likewise.
8621 * varasm.c (mark_constants): Likewise.
8623 * a29k/a29k.c (uses_local_reg_p): Likewise.
8625 * alpha/alpha.c (summarize_insn): Likewise.
8627 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
8628 eliminate_lr2ip): Likewise.
8630 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
8632 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
8633 reg_mentioned_in_mem): Likewise.
8635 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
8636 symbolic_reference_mentioned_p): Likewise.
8638 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
8640 * sh/sh.c (regs_used, mark_use): Likewise.
8642 * vax/vax.c (vax_rtx_cost): Likewise.
8644 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8646 * machmode.h (mode_name): Constify a char*.
8648 * rtl.c (mode_name): Likewise.
8650 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8652 * optabs.c (init_libfuncs): Constify a char*.
8654 * print-tree.c (mode_name): Remove redundant declaration.
8655 (print_node): Use accessor macro, not `mode_name'.
8657 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8659 (new_spill_reg): Constify a char*.
8661 * tree.c (mode_name): Remove redundant declaration.
8663 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8665 * rtl.c (rtx_name): Constify a char*.
8667 * rtl.h (rtx_name, fix_sched_param): Likewise.
8669 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8670 (mypr): Use accessor macro, not `rtx_name'.
8672 * genemit.c (print_code): Constify a char*.
8674 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8676 * genpeep.c (print_code): Constify a char*.
8678 * genrecog.c (print_code): Likewise.
8680 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8681 end_bb): Add static prototype.
8682 (draw_edge): Constify a char*.
8683 (end_bb): Remove unused parameter.
8685 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8686 print_block_visualization): Constify a char*.
8688 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8690 * c-common.c (c_get_alias_set): Update comment.
8692 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8694 * linux.h (LIB_SPEC): Added.
8696 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8698 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8700 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8702 * tree.c (expr_check): Fix typo in last change.
8704 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8706 * rtl.def (NOTE): Change format to "iuu0n".
8707 (ADDR_DIFF_VEC): Change format to "eEee0".
8708 (ADDRESSOF): Change format to "eit".
8710 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8711 (RTVEC_ELT): Change to match.
8712 (XVECEXP): Use XVEC and RTVEC_ELT.
8713 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8714 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8715 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8716 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8717 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8718 (INTVAL): Use XWINT.
8719 (ADDRESSOF_DECL): Use XTREE.
8720 (SET_ADDRESSOF_DECL): Delete.
8721 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8722 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8723 ifdefed out since 2.6 at least.
8724 (gen_rtvec_vv): Delete prototype.
8726 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8728 (copy_most_rtx): Handle 't' format letter.
8729 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8730 (gen_rtvec_vv): Delete function. All callers changed to use
8731 gen_rtvec_v instead.
8732 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8733 the '0' format letter.
8735 * function.c (gen_mem_addressof): Don't use
8736 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8738 * integrate.c (copy_rtx_and_substitute): Likewise.
8739 Copy 't' slots with XTREE.
8740 (subst_constants): Treat 't' slots like '[swi]' slots.
8741 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8742 * jump.c (rtx_equal_for_thread_p): Likewise.
8743 * rtlanal.c (rtx_equal_p): Likewise.
8744 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8745 only four arguments.
8746 * gengenrtl.c (type_from_format): Provide correct types for
8750 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8751 If a recent gcc is in use (always in stage2 and beyond), use
8752 statement expressions, so we don't make a function call unless
8753 the check fails. Evaluate arguments exactly once.
8754 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8755 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8757 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8758 they evaluate their arguments exactly once, irrespective of
8759 the compiler in use.
8761 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8762 is used by the currently-enabled check macros. This is:
8763 (tree_check_failed, tree_class_check_failed): For gcc.
8764 (tree_check, tree_class_check, cst_or_constructor_check,
8765 expr_check): For other compilers.
8767 * gencheck.c: Do not define any *_CHECK1 macros.
8769 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8770 Mark Mitchell <mark@codesourcery.com>
8772 * c-common.c (c_get_alias_set): Fix support for poitners and
8775 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8777 * alias.c: Include tree.h.
8778 (nonlocal_reference_p, mark_constant_function): New functions.
8779 * flow.c (life_analysis): Call mark_constant_function.
8780 * rtl.h (mark_constant_function): Declare it.
8782 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8784 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8785 unrecognisable switches.
8787 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8789 * loop.c (recombine_givs): Set ix field after sorting.
8790 (recombine_givs): Remove bogus index / giv lockstep looping.
8792 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8794 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8796 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8797 (do_cmp_and_jump): Formatting fixes.
8798 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8799 do_compare_rtx_and_jump instead of compare_from_rtx.
8800 (do_compare_rtx_and_jump): New function; mostly copied from
8802 (do_jump_for_compare): Delete.
8803 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8805 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8806 of compare/do_jump_for_compare pairs.
8807 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8808 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8809 compare_from_rtx/do_jump_for_compare pairs.
8810 (do_jump_by_parts_equality): Likewise.
8811 (do_jump_by_parts_equality_rtx): Likewise.
8812 * expr.h (do_compare_rtx_and_jump): Declare.
8813 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8814 that used to be in emit_cmp_insn.
8815 (cmp_available_p): New function.
8816 (prepare_operand): New function.
8817 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8818 to be in emit_cmp_insn.
8819 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8820 parameters to be pointers; don't emit final compare but modify some of
8821 the values pointed to by the args so the caller can perform the
8823 (expand_binop): Call emit_store_flag_force with signed forms of
8825 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8826 emit_jump_insn pair.
8827 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8828 emit_cmp_and_jump_insn_1. Call emit_queue.
8829 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8831 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8832 jump sets cc0 before deleting it.
8833 * integrate.c (expand_inline_function): Likewise.
8834 * unroll.c (unroll_loop): Similar changes in several places.
8835 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8838 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8840 * Makefile.in (insn-recog.o): Update dependencies.
8841 * genrecog.c (main): Make generated file include "function.h".
8843 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8845 * cse.c (cse_insn): Call never_reached_warning when a jump is
8846 changed to be unconditional.
8847 * flags.h: Declare warn_notreached.
8848 * flow.c (delete_block): Call never_reached_warning when
8850 * jump.c (delete_barrier_successors): Call never_reached_warning
8851 when we delete everything after a BARRIER.
8852 (never_reached_warning): New function.
8853 * rtl.h: Declare never_reached_warning.
8854 * toplev.c (warn_notreached): New variable.
8855 (lang_independent_options): Set warn_notreached
8856 when -Wunreachable-code.
8857 (compile_file): We need line numbers for -Wunreachable-code.
8859 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8861 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8862 * sched.c (insn_unit): Likewise.
8864 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8866 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8868 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8870 * flow.c (create_edge_list): Use xmalloc, not malloc.
8872 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8874 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8875 C-style comments. Do not lose the character before double slash.
8877 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8879 * basic-block.h (struct edge_list): Stucture to maintain a vector
8881 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8882 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8883 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8884 New function prototypes.
8885 * flow.c (create_edge_list): Function to create an edge list.
8886 (free_edge_list): Discards memory used by an edge list.
8887 (print_edge_list): Debug output showing an edge list.
8888 (verify_edge_list): Internal consistency check for an edge list.
8889 (find_edge_index): Function to find an edge index for a pred and succ.
8891 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8893 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8896 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8898 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8900 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8902 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8904 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8906 * toplev.c (rest_of_compilation): Allow machine dependent
8907 reorganisation pass to place information into the RTL dump
8908 file if it so wishes.
8910 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8912 * explow.c (hard_function_value): Use VOIDmode instead of
8914 * stmt.c (expand_return): Likewise.
8915 * stor-layout.c (get_best_mode): Likewise.
8917 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8918 emit call instead of emit_insn call.
8920 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8922 * configure.in: Handle --disable/enable-win32-registry.
8923 * install.texi: Document --disable/enable-win32-registry.
8924 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8925 (WIN32_REGISTRY_KEY): New macro.
8926 * prefix.c: Use to enable/disable win32-specific code.
8927 (lookup_key): Use versioned key.
8928 * configure: Regenerate.
8929 * config.in: Likewise.
8931 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8933 * cpplib.c (read_line_number): New fn, split out of...
8936 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8938 tree.c (lang_unsave_expr_now) : New.
8939 (unsave_expr_now): Call lang_unsave_expr_now.
8940 tree.h (lang_unsave_expr_now) : New.
8942 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8944 * toplev.c (flag_new_exceptions): On by default.
8946 1999-08-13 Michael Meissner <meissner@cygnus.com>
8948 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8950 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8952 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8953 INTEGER_TYPE with precision==1, it's __java_boolean.
8955 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8957 * global.c (prune_preferences): Move some invariants out of the
8960 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8962 * configure.in (alpha*-dec-osf*): Add osf5.
8964 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8966 * configure.in: Rework handling of ARM GNU/Linux slightly.
8967 (arm*-*-linux-gnuoldld): New target.
8968 * configure: Regenerate.
8969 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8970 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8971 * config/arm/linux-oldld.h: New file.
8972 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8973 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8975 * config/arm/linux-elf.h (ASM_SPEC): Define.
8976 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8977 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8978 for 26-bit APCS and old linker.
8979 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8981 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8982 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8983 don't define `arm' or `arm_elf'.
8984 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8985 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8987 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8989 * rtl.texi: Fix typo.
8991 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8993 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8995 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8997 * extend.texi (C++ Signatures): Remove node.
8998 * invoke.texi: Remove discussion of -fhandle-signatures,
8999 signature, sigof, __signature__, and __sigof__.
9001 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
9003 * Makefile.in (JAVAGC): Removed.
9005 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
9007 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9009 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
9011 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9013 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
9015 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
9016 a register that is already known to be a pointer.
9018 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
9020 * fixinc/inclhack.tpl: Only install assert.h conditionally.
9021 * fixinc/inclhack.sh: Regenerated.
9022 * fixinc/fixincl.sh: Regenerated.
9024 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
9026 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
9027 Fix documentation of -ansi flag to describe its C++ behavior.
9028 Remove bogus reference to GCC 2.9.
9030 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
9032 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
9033 note if it is non-NULL.
9035 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9037 * except.h (eh_nesting_info): Add new structure defintion.
9038 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
9039 (reachable_handlers, update_rethrow_references): Add function
9041 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
9042 a rethrow symbol instead of an integer exception region number.
9043 * flow.c (Make_edges): Use new exception nesting routines to determine
9044 which handlers are reachable from a CALL or asynchronous insn.
9045 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
9047 (delete_eh_regions): Update rethrow labels, and don't delete
9048 regions which are the target of a rethrow.
9049 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
9050 avoid overloading the SYMBOL_REF_USED flag.
9051 (rethrow_symbol_map): Use new rethrow_ref field.
9052 (rethrow_used): Use new rethrow_ref field.
9053 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
9054 of an integer. Fix formatting.
9055 (output_exception_table_entry): Use new rethrow_ref field.
9056 (can_throw): Check for EH_REGION_NOTE before deciding
9057 whether a CALL can throw or not.
9058 (scan_region): Call rethrow_used() instead of accessing data structure.
9059 (update_rethrow_references): New function to make sure only regions
9060 which are still targets of a rethrow are flagged as such.
9061 (process_nestinfo): New static function to initialize a handler
9062 list for a specific region.
9063 (init_eh_nesting_info): New function to allocate and initialize
9064 the list of all EH handlers reachable from all regions.
9065 (reachable_handlers): New function to retrieve the list of handlers
9066 reachable from a specific region and insn.
9067 (free_eh_nesting_info): New function to dispose of a list of
9070 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9072 * flow.c (split_edge): Set JUMP_LABEL field.
9073 (commit_one_edge_insertion): Set head correctly for insert_before.
9074 When inserting insns, update insn block numbers if allocated.
9076 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9078 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
9079 retry_incomplete_types): Add static prototype.
9080 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
9081 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
9082 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
9083 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
9084 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
9087 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
9088 dwarf2out_start_source_file, dwarf2out_line): Likewise.
9090 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9092 * output.h (assemble_name): Constify a char*.
9094 * varasm.c (UNIQUE_SECTION, assemble_start_function,
9095 assemble_variable, assemble_name): Likewise.
9097 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
9099 * arm/pe.c (arm_pe_unique_section): Likewise.
9101 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
9103 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
9105 * i386/interix.c (i386_pe_unique_section): Likewise.
9107 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
9109 * i386/winnt.c (i386_pe_unique_section): Likewise.
9111 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
9113 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
9115 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
9117 * pa/pa.c (output_call): Likewise.
9119 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
9121 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
9123 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
9126 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
9129 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
9131 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
9132 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
9134 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
9136 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9138 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
9140 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9142 * tree.h (lang_identify): Constify a char*.
9143 (print_error_function): Add extern prototype. Constify a char*.
9145 * c-lang.c (lang_identify): Constify a char*.
9147 * objc/objc-act.c (lang_identify): Constify a char*.
9149 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9151 * genpeep.c (main): Make generated file include "function.h".
9152 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
9154 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9156 * Makefile.in: Update dependencies.
9157 * alias.c: Include "function.h"
9158 * c-decl.c: Likewise.
9159 * caller-save.c: Likewise.
9160 * calls.c: Likewise.
9161 * combine.c: Likewise.
9163 * explow.c: Likewise.
9164 * final.c: Likewise.
9165 * global.c: Likewise.
9166 * graph.c: Likewise.
9167 * local-alloc.c: Likewise.
9169 * optabs.c: Likewise.
9170 * profile.c: Likewise.
9171 * recog.c: Likewise.
9172 * regclass.c: Likewise.
9173 * regmove.c: Likewise.
9174 * reload.c: Likewise.
9175 * reorg.c: Likewise.
9176 * resource.c: Likewise.
9177 * sched.c: Likewise.
9178 * stupid.c: Likewise.
9179 * config/1750a/1750a.c: Likewise.
9180 * config/a29k/a29k.c: Likewise.
9181 * config/arc/arc.c: Likewise.
9182 * config/arm/arm.c: Likewise.
9183 * config/arm/thumb.c: Likewise.
9184 * config/c4x/c4x.c: Likewise.
9185 * config/clipper/clipper.c: Likewise.
9186 * config/convex/convex.c: Likewise.
9187 * config/fx80/fx80.c: Likewise.
9188 * config/i860/i860.c: Likewise.
9189 * config/m68k/m68k.c: Likewise.
9190 * config/m88k/m88k.c: Likewise.
9191 * config/mips/mips.c: Likewise.
9192 * config/pdp11/pdp11.c: Likewise.
9193 * config/pyr/pyr.c: Likewise.
9194 * config/romp/romp.c: Likewise.
9195 * config/sh/sh.c: Likewise.
9196 * config/tahoe/tahoe.c: Likewise.
9197 * config/vax/vax.c: Likewise.
9198 * config/we32k/we32k.c: Likewise.
9199 * config/sparc/sparc.c: Include "function.h".
9200 (mem_min_alignment): Test current_function rather than
9201 regno_pointer_align.
9202 * config/pa/pa.c: Likewise.
9203 (compute_frame_size): Delete declaration of
9204 current_function_outgoing_args_size.
9205 * config/arc/arc.h (current_function_varargs): Delete declaration.
9206 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
9208 * config/i370/i370.h (current_function_outgoing_args_size): Delete
9210 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
9211 current_function_uses_pic_offset_table.
9212 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
9213 of current_function_returns_pointer.
9214 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9215 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9216 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9217 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9218 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9219 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9220 * config/m88k/m88k.c: Include "function.h"
9221 (call_used_regs, current_function_pretend_args_size,
9222 current_function_outgoing_args_size, frame_pointer_needed): Delete
9224 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
9226 * config/mips/mips.h (current_function_calls_alloca): Delete
9228 * config/mn10200/mn10200.h (current_function_needs_context,
9229 rtx_equal_function_value_matters): Delete declarations.
9230 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
9231 flag_pic): Delete declarations.
9232 * config/pa/pa.h (current_function_pretend_args_size,
9233 current_function_decl): Delete declarations.
9234 * config/pa/som.h (current_function_varargs): Delete declaration.
9235 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
9237 * config/pyr/pyr.h (current_function_pretend_args_size,
9238 current_function_args_size, current_function_calls_alloca): Delete
9240 * config/sh/sh.h (current_function_varargs): Delete declaration.
9241 * config/sparc/sparc.h (current_function_outgoing_args_size,
9242 current_function_calls_alloca, current_function_decl): Delete
9244 * config/spur/spur.h (current_function_pretend_args_size,
9245 current_function_calls_alloca): Delete declarations.
9246 * config/v850/v850.c (current_function_outgoing_args_size): Delete
9248 * config/vax/vms.h (current_function_name): Delete declaration.
9249 * gcse.c: Include "function.h".
9250 (current_function_name, current_function_calls_setjmp): Delete
9252 * haifa-sched.c: Include "function.h".
9253 (forced_labels): Delete declaration.
9255 * reg-stack.c: Likewise.
9256 * reload1.c: Likewise.
9257 * genemit.c (main): Make generated file include function.h.
9258 * genoutput.c (output_prologue): Likewise.
9260 * builtins.c (saveregs_value, apply_args_value): Delete variables.
9261 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
9262 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
9263 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
9264 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
9265 macros for some of them.
9266 (emit_filename, emit_lineno): Delete declarations.
9267 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
9268 regno_pointer_* variables through current_function.
9269 (gen_inline_header_rtx): Delete function.
9270 (save_emit_status): Delete function.
9271 (set_new_last_label_num): New function.
9272 (clear_emit_caches): New function.
9273 (restore_emit_status): Just clear last_labelnum and call
9275 (get_last_insn_anywhere): Variable sequence_stack is now accessed
9276 through macro seq_stack.
9277 (add_insn_after): Likewise.
9278 (add_insn_before): Likewise.
9279 (remove_insn): Likewise.
9280 (pop_topmost_sequence): Likewise.
9281 (in_sequence_p): Likewise.
9282 (start_sequence_for_rtl_expr): Likewise.
9283 (start_sequence): Likewise, and likewise for
9284 sequence_rtl_expr/seq_rtl_expr.
9285 (push_topmost_sequence): Likewise.
9286 (end_sequence): Likewise.
9287 (init_virtual_regs): Now takes a "struct emit_status *" argument.
9288 All callers changed. Store into that pointer instead of globals.
9289 (init_emit): Allocate emit elt of current_function.
9290 Changes for sequence_rtl_expr/sequence_stack renaming.
9291 Call clear_emit_caches instead of doing it in-line.
9292 Access regno_pointer_* variables through current_function.
9293 (init_emit_once) Don't clear sequence_stack.
9295 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
9297 (arg_pointer_save_area): Delete declaration.
9298 (finish_expr_for_function): Renamed from init_queue; no longer static.
9299 (init_expr): Don't call init_queue.
9300 (save_expr_status, restore_expr_status): Delete functions.
9301 (expand_expr): Changes to reflect new layout of struct function.
9302 Don't access current_function_check_memory_usage when current_function
9304 * expr.h (forced_labels, save_expr_regs, saveregs_value,
9305 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
9306 current_function_outgoing_args_size, current_function_arg_offset_rtx,
9307 current_function_uses_const_pool, function_call_count,
9308 current_function_uses_pic_offset_table, nonlocal_labels,
9309 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
9310 current_function_check_memory_usage, nonlocal_goto_handler_slots,
9311 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
9313 (finish_expr_for_function): Declare.
9314 * flags.h (current_function_has_nonlocal_label,
9315 current_function_has_nonlocal_goto, current_function_is_thunk,
9316 current_function_has_computed_jump): Delete declarations.
9317 * flow.c (forced_labels): Delete declaration.
9318 * function.c (current_function_pops_args,
9319 current_function_returns_struct, current_function_returns_pcc_struct,
9320 current_function_needs_context, current_function_calls_setjmp,
9321 current_function_calls_longjmp, current_function_has_nonlocal_label,
9322 current_function_has_nonlocal_goto, current_function_is_thunk,
9323 current_function_has_computed_jump, current_function_calls_alloca,
9324 current_function_contains_functions, current_function_returns_pointer,
9325 current_function_epilogue_delay_list, current_function_args_size,
9326 current_function_pretend_args_size, current_function_arg_offset_rtx,
9327 current_function_outgoing_args_size, current_function_varargs,
9328 current_function_stdarg, current_function_args_info, cleanup_label,
9329 current_function_name, current_function_uses_const_pool,
9330 current_function_instrument_entry_exit, current_function_return_rtx,
9331 current_function_uses_pic_offset_table, nonlocal_labels,
9332 current_function_internal_arg_pointer, current_function_cannot_inline,
9333 current_function_check_memory_usage, function_call_count,
9334 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
9335 nonlocal_goto_stack_level, return_label, save_expr_regs,
9336 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
9337 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
9338 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
9339 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
9340 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
9342 (push_function_context_to): Don't save them. Don't call
9343 save_storage_status, save_emit_status or save_expr_status.
9344 (pop_function_context_from): Don't restore them. Don't call
9345 restore_storage_status or restore_expr_status.
9346 (get_func_frame_size): New function.
9347 (get_frame_size): Use it.
9348 (assign_outer_stack_local): Reflect some member name changes in struct
9350 (put_reg_into_stack): Likewise.
9351 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
9353 (fixup_var_refs): Likewise.
9354 (fix_lexical_addr): Likewise.
9355 (trampoline_address): Likewise.
9356 (prepare_function_start): Clear field inlinable of current_function.
9357 (init_function_for_compilation): New function.
9358 (expand_dummy_function_end): New function.
9359 (expand_function_end): Call finish_expr_for_function.
9360 * function.h (struct emit_status): New; fields moved here from struct
9361 function and from global variables. Add accessor macros for some of
9363 (struct expr_status): Likewise.
9364 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
9365 (struct function): Add fields expr and emit, inlinable, inl_emit,
9366 original_arg_vector, original_decl_initial, inl_last_parm_insn,
9367 inl_max_label_num. Add many comments.
9368 Add accessor macros for all elts of struct function that no longer
9369 have a global variable.
9370 (cleanup_label, return_label, frame_offset, tail_recursion_label,
9371 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
9372 stack_slot_list): Delete declarations.
9373 (get_func_frame_size): Declare.
9374 (save_expr_status, restore_expr_status, save_emit_status,
9375 save_storage_status, restore_storage_status): Delete declarations.
9376 (init_virtual_regs): Declare.
9377 * output.h (current_function_pops_args,
9378 current_function_returns_struct, current_function_returns_pcc_struct,
9379 current_function_needs_context, current_function_calls_setjmp,
9380 current_function_calls_longjmp, current_function_calls_alloca,
9381 current_function_has_nonlocal_label, current_function_varargs,
9382 current_function_has_computed_jump, current_function_returns_pointer,
9383 current_function_contains_functions, current_function_args_size,
9384 current_function_pretend_args_size, current_function_stdarg,
9385 current_function_outgoing_args_size, current_function_args_info,
9386 current_function_name, current_function_return_rtx,
9387 current_function_epilogue_delay_list,
9388 current_function_uses_const_pool, current_function_cannot_inline):
9389 Delete declarations.
9390 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
9391 regno_reg_rtx): Delete declaration.
9392 (REGNO_POINTER_FLAG): Delete macro.
9393 * stmt.c (expand_goto): Changes to reflect that some fields in struct
9394 function were renamed.
9395 * stor-layout.c (save_storage_status, restore_storage_status): Delete
9397 * toplev.c: Include "function.h".
9398 (current_function_decl): Delete declaration.
9399 (compile_file): Call init_dummy_function_start and
9400 expand_dummy_function_end around some initializations that need to
9402 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
9403 Call init_function_for_compilation.
9404 * unroll.c: Include "function.h"
9405 (unroll_loop): Access regno_pointer_* variables through
9408 * tree.h (struct tree_decl): Add elt f to saved_insns member.
9409 (DECL_SAVED_INSNS): use it.
9410 (expand_dummy_function_end): Declare.
9411 (init_function_for_compilation): Declare.
9412 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
9413 that it's no longer an INLINE_HEADER.
9414 (expand_call): Likewise.
9415 * integrate.c (finish_inline): Delete function.
9416 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
9417 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
9418 args. Don't generate an INLINE_HEADER rtx, just return the arg
9419 vector. All callers changed.
9420 (save_for_inline_copying): Create a duplicate struct emit_status to
9421 hold the emit state for compiling the current function. Use this and
9422 the other new fields in struct function that are for integration
9423 instead of an INLINE_HEADER.
9424 Use memcpy instead of bcopy.
9425 Store the current struct function in DECL_SAVED_INSNS of fndecl.
9426 (save_for_inline_nocopy): Similar changes, except no new emit_status
9428 (expand_inline_function): Get information from function structure,
9429 not from an inline header rtx.
9430 (output_inline_function): Lose code to extract the necessary
9431 information from an inline header; simply put back the function
9432 structure into current_function. Clear its inlinable elt.
9433 * rtl.def (INLINE_HEADER): Delete.
9434 * rtl.h: Delete all accessors for an INLINE_HEADER.
9435 (gen_inline_header_rtx): Delete declaration.
9436 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
9437 Delete declarations.
9438 (REGNO_POINTER_ALIGN): Delete.
9439 (clear_emit_caches): Declare.
9440 (set_new_last_label_num): Declare.
9442 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
9444 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
9446 * except.c (expand_eh_region_start_for_decl): Always start a new block.
9447 * stmt.c (is_eh_region): Make sure current_function is present, too.
9449 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
9451 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
9452 for 64bit PA targets.
9454 * pa.h (SELECT_SECTION): Define.
9455 * som.h (SELECT_SECTION): Delete.
9457 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9459 * alias.c (init_alias_analysis): Wrap call to
9460 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
9462 1999-08-07 Bruce Korb <autogen@linuxbox.com>
9464 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
9465 <sys/asm.h> contains an asm comment with an apostrophe
9466 * fixinc/inclhack.sh: regen
9467 * fixinc/fixincl.x: regen
9469 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
9471 * function.c (init_function_start): Clear prologue & epilogue.
9472 (prologue_epilogue_contains): New function.
9473 * alias.c (init_alias_analysis): Use it.
9474 * rtl.h (prologue_epilogue_contains): Declare it.
9476 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
9478 * jump.c (onlyjump_p): New function.
9479 * rtl.h: Declare it.
9480 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
9481 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
9483 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
9485 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
9486 to invert loops. Simplify block scanning.
9488 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9490 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
9491 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
9493 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
9495 * config/sparc/liteelf.h: New file to support sparclite-elf target
9496 * config/sparc/t-sp86x: New file to support sparc86x targets
9497 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
9498 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
9499 * configure.in: Support above target triplets
9500 * configure: Regenerated
9502 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
9504 * fixinc/server.c (server_setup): Do not prefix function used as
9507 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
9509 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
9510 Remove fp reg alternatives.
9512 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
9514 * Makefile.in (TAROUTOPTS): Kill.
9515 (install-headers-tar): Use "xpf" for tar headerfile extraction
9516 * i370/x-oe (TAROUTOPTS): Delete.
9517 * m68k/x-apollo68 (TAROUTOPTS): Delete.
9518 * m68k/x-hp320 (TAROUTOPTS): Delete.
9519 * m68k/x-hp320g (TAROUTOPTS): Delete.
9520 * gcc.texi: Update bug reporting text.
9522 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9524 * reg-stack.c (change_stack) Fixed problem with negative array index.
9526 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
9528 * extend.texi, install.texi: Fix spelling mistakes.
9530 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
9531 (s-attrtab); No longer try to use pre-made insn-attrtab file.
9532 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
9534 * mips/t-ecoff: Likewise.
9535 * mips/t-elf: Likewise.
9536 * mips/t-mips: Likewise.
9537 * mips/t-osfrose: Likewise.
9538 * mips/t-r3900: Likewise.
9539 * mips/t-svr3: Likewise.
9540 * mips/t-svr4: Likewise.
9541 * mips/t-ultrix: Likewise.
9543 * gcc.texi: Document recommend means to provide software floating
9544 point libraries in libgcc.a
9546 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
9548 * c-lex.c (yylex): We can have a number with no digits.
9550 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
9552 * jump.c (delete_prior_computation): New function, broken
9553 out of delete_computation. Check for side effects with
9554 side_effects_p instead of FIND_REG_INC_NOTE. Handle
9555 multi-word hard registers.
9556 (delete_computation): Use it. Check for side effects with
9557 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
9558 missing REG_DEAD note for a register which is both set and
9561 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
9563 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
9564 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
9565 (ASM_FILE_START): Import _mcount with the right type.
9566 (ASM_DECLARE_FUNCTION_NAME): Define.
9567 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9568 * pa.c (output_function_prologue): Always emit the function's label
9570 * pa.h (TEXT_SPACE_P): Define.
9571 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9572 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
9573 * som.h (TEXT_SPACE_P): Delete.
9574 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9575 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
9577 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
9579 * expr.c (emit_group_load): Allow src to be a CONCAT.
9581 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9583 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
9584 (___mulsi3): Use '!' comment character.
9586 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9588 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
9590 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
9592 * gcc.c: Update URLs and mail addresses.
9593 * gcc.texi: Likewise.
9595 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
9597 * rs6000.c (current_file_function_operand): Return zero for
9599 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
9601 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
9604 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
9606 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
9607 allocate space in the stack frame for the PIC register.
9609 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
9611 * m68k.md (xordi3, anddi3): These patterns are not available on
9614 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
9616 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
9617 (PUT_REAL): Likewise.
9619 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9621 * final.c (shorten_branches): Don't add an alignment for loops
9622 that have no label inside.
9624 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9626 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
9627 prototypes in macro HAVE_cmpstrsi.
9629 * cpplib.c (cpp_get_token): Remove unused label `op3'.
9631 * emit-rtl.c (operand_subword): Remove unused variable
9634 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
9636 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
9638 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
9640 * cpphash.c (macroexpand): Delete leading whitespace when arg
9641 is concatenated before.
9642 (unsafe_chars): Correct test for whether + and - can extend a
9645 * cppinit.c (cpp_start_read): Do dependencies for
9646 -include/-imacros files also.
9648 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9649 tokenizing non-directive lines.
9650 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9651 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9654 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9656 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9658 * c-lex.c: Sync with C++ frontend.
9659 (linemode): New variable.
9660 (parse_float): imag, conversion_errno, and type are output only.
9661 (yylex): Adjust. Move initial '.' case into main switch.
9663 (handle_generic_pragma): Just deal with tokens.
9664 (readescape): Use ISXDIGIT and ISGRAPH.
9665 * c-parse.in: Add END_OF_LINE token.
9667 * c-lex.c (lang_init): Generalize.
9668 (nextchar): Remove. Replace uses with UNGETC.
9669 (skip_white_space): Handle linemode here. Optimize for cpplib.
9670 (skip_white_space_on_line): Remove.
9671 (extend_token_buffer_to): New fn.
9672 (extend_token_buffer): Use it.
9673 (read_line_number, check_newline): Just deal with tokens.
9674 (token_getch, token_put_back): New fns.
9675 (yylex): Use them. More cpplib optimizations. Simplify.
9677 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9678 Jason Merrill <jason@yorick.cygnus.com>
9680 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9681 (consume_string): Make this smart about USE_CPPLIB.
9682 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9683 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9684 Also, clean up cases where we redundantly set token_buffer[0].
9685 (read_line_number): New fn.
9686 (ignore_escape_flag): New variable.
9688 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9690 * a29k/t-a29kbare: Fix some comments.
9691 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9692 (FPBIT, DPBIT): Define.
9693 * a29k/t-vx29k: Likewise.
9694 * arc/t-arc: Likewise.
9695 * arm/t-arm-elf: Likewise.
9696 * arm/t-bare: Likewise.
9697 * arm/t-pe: Likewise.
9698 * arm/t-pe-thumb: Likewise.
9699 * arm/t-semi: Likewise.
9700 * arm/t-thumb: Likewise.
9701 * arm/t-thumb-elf: Likewise.
9702 * arm/t-thumb-linux: Likewise.
9703 * h8300/t-h8300: Likewise.
9704 * i960/t-i960: Likewise.
9705 * i960/t-vxworks960: Likewise.
9706 * m32r/t-m32r: Likewise.
9707 * mips/t-ecoff: Likewise.
9708 * mips/t-elf: Likewise.
9709 * mips/t-r3900: Likewise.
9710 * pa/t-pro: Likewise.
9711 * rs6000/t-aix43: Likewise.
9712 * rs6000/t-beos: Likewise.
9713 * rs6000/t-newas: Likewise.
9714 * rs6000/t-ppccomm: Likewise.
9715 * rs6000/t-rs6000: Likewise.
9716 * rs6000/t-winnt: Likewise.
9717 * rs6000/t-xnewas: Likewise.
9718 * rs6000/t-xrs6000: Likewise.
9719 * sh/t-sh: Likewise.
9720 * sparc/t-elf: Likewise.
9721 * sparc/t-sparcbare: Likewise.
9722 * sparc/t-sparclite: Likewise.
9723 * sparc/t-splet: Likewise.
9724 * v850/t-v850: Likewise.
9725 * mn10200/t-mn10200: Fix comments.
9726 * mn10300/t-mn10300: Likewise.
9728 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9729 dummy operand. Allocate a new pseudo for the dummy operand.
9730 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9732 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9734 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9736 * configure: Rebuilt.
9737 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9739 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9741 * recog.c (preproces_constraints): Zero recog_op_alt before
9742 processing the constraints.
9744 * arm.c (typedef minipool_node): Renamed from pool_node.
9745 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9746 (add_minipool_constant): New function.
9747 (dump_minipool): New function.
9748 (find_barrier): Remove special case for getting the insn size of
9749 an insn that references the constant pool.
9750 (minipool_fixup): New structure.
9751 (push_minipool_barrier): New function.
9752 (push_minipool_fix): New function.
9753 (note_invalid_constants): New function.
9754 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9755 (arm_reorg): Rewrite code to fix up the constant pool into a
9756 series of mini-pools embedded in the insn stream.
9757 (arm_output_epilogue): New function, made mainly from the body
9758 of output_func_epilogue.
9759 (output_func_epilogue): Move insn generation part of epilogue code
9760 to arm_output_epilogue.
9761 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9762 * arm.md (pool_range): New attribute.
9763 (zero_extendqidi2): Add attribute pool_range.
9764 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9765 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9766 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9767 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9768 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9769 (epilogue): New expand.
9770 (epilogue_insn): New insn. Call arm_output_epilogue.
9772 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9773 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9775 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9777 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9779 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9781 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9783 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9785 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9787 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9789 * global.c: Fix comment.
9791 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9793 * gcc.c (access_check): New static function.
9794 (find_a_file): Use it when searching a directory list.
9795 * collect2.c (find_a_file): Don't accept directories found when
9796 searching a directory list.
9798 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9800 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9801 function parameters with `&'.
9802 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9804 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9806 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9807 or tidy_fallthru_edge if the last insn in the block is not
9808 an unconditional jump or a simple conditional jump.
9810 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9812 * Makefile.in (c-decl.o): Depends on defaults.h.
9814 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9816 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9818 (CLASS_MAX_NREGS): Likewise.
9820 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9822 * cse.c (cse_insn): Fix dumb thinko in last change.
9824 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9826 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9829 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9831 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9832 test for sizes of passed and declared parameter types.
9834 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9836 * fixincludes: Fix the return type of bsearch, char* -> void*.
9838 * fixinc/inclhack.def: Likewise.
9840 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9842 * invoke.texi (-fdump-translation-unit): New option.
9844 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9846 * expr.h (PROMOTE_PROTOTYPES): Move ...
9847 * defaults.h: ... to here.
9848 * c-decl.c: Include defaults.h instead of expr.h.
9849 * c-typeck.c: Include defaults.h.
9851 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9853 * toplev.h (errorcount): Declare.
9854 (warningcount): Likewise.
9855 (sorrycount): Likewise.
9856 * c-lex.c (errorcount): Don't declare.
9857 * dwarf2out.c (errorcount): Don't declare.
9859 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9861 * config/libgloss.h: Add a note discouraging use with ELF.
9862 * configure.in: Don't use libgloss.h for ELF targets.
9863 Always use_collect2 on a.out targets.
9865 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9867 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9868 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9870 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9872 * loop.c (strength_reduce): When doing biv->giv conversion, update
9873 reg note of NEXT->insn.
9875 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9877 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9879 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9881 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9882 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9883 Ensure expr.h is included.
9884 * c-typecheck.c (convert_arguments): Ditto.
9886 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9888 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9889 * config/convex/convex.h: Ditto.
9890 * config/dsp16xx/dsp16xx.h: Ditto.
9891 * config/fx80/fx80.h: Ditto.
9892 * config/gmicro/gmicro.h: Ditto.
9893 * config/i370/i370.h: Ditto.
9894 * config/i386/i386.h: Ditto.
9895 * config/m32r/m32r.h: Ditto.
9896 * config/m68k/m68k.h: Ditto.
9897 * config/m88k/m88k.h: Ditto.
9898 * config/mips/mips.h: Ditto.
9899 * config/pa/pa.h: Ditto.
9900 * config/pyr/pyr.h: Ditto.
9901 * config/tahoe/tahoe.h: Ditto.
9902 * config/we32k/we32k.h: Ditto.
9904 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9907 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9909 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9912 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9914 1999-08-02 Richard Henderson <rth@cygnus.com>
9916 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9917 for the register spill block.
9919 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9920 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9922 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9923 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9924 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9926 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9928 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9929 MAX_WCHAR_TYPE defined in sparc.h.
9930 * config/sparc/linuxaout.h: Likewise.
9931 * config/sparc/linux64.h: Likewise.
9932 Also default to -mvis if CPU is UltraSPARC.
9934 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9936 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9937 (RTX_OK_FOR_OLO10): Likewise.
9938 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9939 %lo(), allow it in addresses...
9940 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9941 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9942 does not make sense.
9943 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9944 (sparc_output_scratch_registers): New function.
9945 (output_function_prologue, sparc_flat_output_function_prologue): Use
9947 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9949 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9950 * configure.in: Add check for .register pseudo-op support in as and
9951 check for offsetable %lo().
9952 * acconfig.h: Add templates for the above checks.
9953 * configure: Regenerate.
9955 1999-08-02 Richard Henderson <rth@cygnus.com>
9957 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9958 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9959 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9961 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9963 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9966 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9968 * config/float-sparc.h: New file.
9969 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9970 sparc-*-linux-gnu and sparc64-*-linux*.
9972 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9974 * rs6000.c (rs6000_va_list): Type is an array.
9975 (rs6000_va_start): Don't doubly adjust for varargs.
9976 (rs6000_va_arg): Evaluate long long GPR adjustment.
9978 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9980 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9981 -maix64 and -maix32.
9982 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9983 LINK_SPEC): Change appropriately.
9984 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9985 (u_short_cint_operand): Likewise.
9986 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9988 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9990 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9992 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9994 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9996 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9997 (non_add_cint_operand): Likewise.
9998 (logical_operand): Likewise.
9999 (non_logical_cint_operand): Likewise.
10000 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
10001 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
10002 (rs6000_select_rtx_section): Suppress warning.
10003 (small_data_operand): Suppress warning.
10004 (rs6000_got_register): Suppress warning.
10005 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
10006 type, so `J' is generally the wrong constraint for a SImode value;
10008 (andsi3_internal2): Likewise.
10009 (andsi3_internal3): Likewise.
10010 (iorsi3_internal1): Likewise.
10011 (xorsi3_internal1): Likewise.
10013 (movsf_softfloat): Likewise.
10014 (scc insns): Likewise.
10015 (movsi+2): Preserve sign bits of SImode constant.
10016 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
10017 (movdf+1): Sign-extend properly.
10018 (movdi_32+1): Sign-extend properly.
10019 (scc insns): Sign-extend properly.
10021 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
10024 1999-08-02 Richard Henderson <rth@cygnus.com>
10026 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
10027 -mcpu parsing code.
10028 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
10029 * alpha.md (all fp insns): Likewise.
10031 1999-08-02 Nick Clifton <nickc@cygnus.com>
10033 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
10036 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
10038 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
10039 pic_load_label generator directly.
10040 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
10041 No longer a named pattern.
10043 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
10045 * explow.c (force_reg): Call force_operand if X does not
10046 satisfy general_operand.
10048 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
10050 * fix-header.c (main): When testing for CONTINUED, use string
10051 equality, not pointer equality.
10053 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
10055 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
10057 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
10059 * cse.c (cse_insn): Fix loop which deletes insns after a jump
10060 that has become an unconditional jump.
10062 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
10063 (output_function_epilogue): Similarly.
10065 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10067 * tree.h (init_dummy_function_start): Declare.
10069 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10071 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
10072 last_expr_type, last_expr_value, block_start_count, block_stack,
10073 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
10074 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
10075 dynamically in stmt elt of struct function for each function.
10076 (struct nesting): Rename function_call_count elt to n_function_calls,
10077 target_temp_slot_level to block_target_temp_slot_level. All users
10079 (struct stmt_status): New structure definition.
10080 Add many accessor macros for stmt_status elements which previously
10081 were global variables.
10082 (init_stmt_for_function): Allocate stmt elt for current_function.
10083 Reflect that block_start_count was renamed to
10084 current_block_start_count.
10085 (save_stmt_status, restore_stmt_status): Delete functions.
10086 (preserve_subexpressions_p): Don't access loop_stack when outside
10088 (expand_start_bindings): Reflect that block_start_count was renamed to
10089 current_block_start_count.
10090 (expand_fixup): Likewise.
10091 (expand_decl): Don't access block_stack when outside a function.
10092 (expand_decl_cleanup): Likewise.
10093 (expand_dcc_cleanup): Likewise.
10094 (expand_dhc_cleanup): Likewise.
10095 (expand_anon_union_decl): Likewise.
10096 (set_file_and_line_for_stmt): New function.
10097 (in_control_zone_p): New function.
10099 * function.h (struct function): Add new elt stmt.
10100 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
10101 case_stack, nesting_stack, nesting_depth, block_start_count,
10102 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
10103 emit_lineno, goto_fixup_chain.
10104 (save_eh_status, restore_eh_status, save_stmt_status,
10105 restore_stmt_status): Delete declarations.
10106 * function.c (push_function_context_to): Don't call save_stmt_status.
10107 (pop_function_context_to): Don't call restore_stmt_status.
10108 * tree.h (in_control_zone_p): Declare.
10109 * rtl.h (set_file_and_line_for_stmt): Declare.
10111 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
10112 call set_file_and_line_for_stmt.
10114 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
10116 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
10117 Also update copyright.
10119 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10121 * c-pragma.c: Don't include "except.h".
10122 * emit-rtl.c: Likewise.
10123 * stor-layout.c: Likewise.
10124 * tree.c: Likewise.
10125 * varasm.c: Likewise.
10127 * flow.c: Include "function.h".
10128 * tree.h (init_dummy_function_start): Declare new function.
10130 * except.h (struct eh_status): New structure.
10131 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
10133 (eh_return_stub_label, ehstack, catchstack, ehqueue,
10134 catch_clauses, false_label_stack, caught_return_label_stack,
10135 protect_list, current_function_ehc): Add accessor macros for the
10136 corresponding fields in current_function->eh; delete declarations
10137 for all items that used to be declared here.
10138 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
10139 catch_clauses, false_label_stack, caught_return_label_stack,
10140 protect_list, current_function_ehc): Delete variables.
10141 (init_eh_for_function): Allocate current_function->eh.
10142 (save_eh_status, restore_eh_status): Delete functions.
10144 * function.h (struct function): Add fields next_global and eh.
10145 Delete all exception handling related fields.
10146 * function.c (current_function): New variable.
10147 (all_functions): New variable.
10148 (push_function_context_to): Don't allocate a struct function,
10149 use current_function instead. Call init_dummy_function_start when
10150 outside a function. Clear current_function before returning.
10151 (pop_function_context_from): Restore current_function.
10152 Don't free the restored struct function.
10153 (prepare_function_start): New function.
10154 (init_dummy_function_start): New function.
10155 (init_function_start): Break out some code into prepare_function_start
10158 * stmt.c (save_stmt_status): Don't call save_eh_status.
10159 (restore_stmt_status): Don't call restore_eh_status.
10161 * Makefile.in: Update dependencies.
10163 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
10165 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
10166 of depending on a magic constant value. Update comments.
10167 (hppa_expand_prologue): Similarly.
10169 * pa.md (reload_indi, reload_outdi): Allow any register for the
10170 original reload register.
10172 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
10174 * cccp.c (print_help): Change marcos to macros.
10176 1999-07-30 Richard Henderson <rth@cygnus.com>
10178 * c-typeck.c (initializer_constant_valid_p): Move ...
10179 * c-common.c (initializer_constant_valid_p): ... here. Use
10180 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
10181 of label addresses.
10182 * c-common.h (initializer_constant_valid_p): Declare.
10183 * c-tree.h (initializer_constant_valid_p): Remove.
10185 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
10187 * config/i386/sol2-c1.asm: Align the stack.
10188 * config/i386/sol2-gc1.asm: Likewise.
10190 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
10192 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
10193 -Asparclite for sparc86x.
10194 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
10196 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
10198 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
10200 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
10201 the user if using the non-default arch size in BI_ARCH configuration.
10202 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
10204 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
10205 Fix patterns so that they actually match.
10206 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
10207 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
10208 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
10210 (mulsidi3): Reflect this in the expand.
10211 (smulsi3_highpart): Only on TARGET_ARCH32.
10212 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
10213 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
10214 (umulsidi3): Reflect this in the expand.
10215 (umulsi3_highpart): Only on TARGET_ARCH32.
10216 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
10217 don't require g0 to be zero.
10218 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
10219 ({,u}divsi3): New expands.
10220 ({,u}divsi3_sp64): New patterns.
10221 (after lshrdi3_v8plus): Four new patterns to help combiner
10222 optimizing nested mixed mode shifts.
10224 * config/sparc/sparc.c (sparc_override_options): Use deprecated
10225 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
10226 speed things up. Don't use them by default on plain v9 in 64bit
10227 mode, according to what SPAMv9 sais.
10229 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
10230 top 32 bits of %[og][0-7] in signal handlers.
10231 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
10233 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
10235 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
10236 (ashlsi3): Corresponding changes.
10238 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
10240 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
10242 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
10244 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10246 * arm.h (Hint): Delete macro.
10247 Substitute HOST_WIDE_INT for Hint in some prototypes.
10248 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
10250 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
10252 * builtins.c (expand_builtin_setjmp): Use force_operand to
10253 make sure that the buffer address is in a suitable form to be
10254 passed to force_reg.
10256 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
10258 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
10261 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
10263 * pa.md (indirect_jump): Remove mode from match_operand. Verify
10264 proper mode in the condition string.
10265 (icacheflush, dcacheflush): Remove modes from match_operands.
10267 * pa.c (emit_move_sequence): Always convert scratch_reg to the
10268 proper mode before using it.
10270 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
10273 * pa.c (store_reg): Do not call add_high_const generator directly.
10274 (load_reg, set_reg_plus_d): Likewise.
10275 * pa.md (add_high_const): No longer a named pattern.
10277 * pa.c (legitimize_address): Consistently use Pmode rather than
10278 SImode. Do not call gen_pic2_highpart directly anymore.
10279 * pa.md (pic2_highpart): No longer a named pattern.
10280 (pic2_lo_sum): Similarly. Reformat to make more readable.
10282 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
10287 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10289 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
10291 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
10293 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
10294 and tag the spill mems.
10295 (hppa_va_start): New.
10296 (hppa_va_arg): New.
10297 * pa.h (EXPAND_BUILTIN_VA_START): New.
10298 (EXPAND_BUILTIN_VA_ARG): New.
10300 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
10302 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
10303 and tag the spill mems.
10304 (mn10300_va_start): New.
10305 (mn10300_va_arg): New.
10306 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
10307 (EXPAND_BUILTIN_VA_ARG): New.
10309 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
10311 * mn10200.c (mn10200_va_arg): New.
10312 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
10314 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
10316 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
10317 rather than play with TREE_INT_CST_LOW.
10319 1999-07-27 Philip Blundell <pb@nexus.co.uk>
10321 * config/arm/telf.h: Include dbxelf.h.
10322 (CPP_PREDEFINES): Only define if not already defined.
10323 (ASM_IDENTIFY_GCC): Likewise.
10324 (SUBTARGET_EXTRA_SECTIONS): Likewise.
10325 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
10326 * config/arm/thumb.h (LINK_SPEC): Only define if not already
10328 (DBX_DEBUGGING_INFO): Don't define.
10329 * config/arm/linux-telf.h: New file.
10330 * config/arm/linux-tgas.h: New file.
10331 * config/arm/t-thumb-linux: New file.
10332 * config/arm/uclinux-elf.h: New file.
10333 * config/arm/uclinux-telf.h: New file.
10334 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
10335 thumb-*-uclinux): New targets.
10336 * configure: Regenerate.
10338 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
10340 * pa.md (post_store, pre_load): New expanders.
10341 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
10342 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
10343 need to directly generate RTL for them.
10344 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
10347 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
10349 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
10350 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
10351 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
10352 (secndary_reload_class): Make TARGET_ELF conditional compile.
10353 (print_operand_address): Similar.
10354 (output_toc): Print all values as hex.
10355 (get_issue_rate): Rearrange and add RS64A and PPC630.
10356 * rs6000.h (processor_type): Add RS64A and PPC630.
10357 (PROCESSOR_POWERPC64): New.
10358 (PROMOTE_MODE): Use word_mode.
10359 (RTX_COSTS): Add RS64A and PPC630.
10360 * rs6000.md (scheduling information): Add lmul and ldiv
10361 representing 64-bit integer multiply and divide. Add rs64a and
10362 PPC630 information.
10363 (ashldi3): Add support for "rldic" instruction.
10364 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
10366 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
10368 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
10369 instead of V8 for sparclite86x in cpu_table.
10371 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10373 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
10374 output_file_directive.
10376 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
10378 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
10379 tree for op1, not the rtl.
10381 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
10383 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
10384 to m88k_va_start, leaving only the register spill.
10385 (m88k_build_va_list): New.
10386 (m88k_va_start): New.
10387 (m88k_va_arg): New.
10388 * m88k.h (BUILD_VA_LIST_TYPE): New.
10389 (EXPAND_BUILTIN_VA_START): New.
10390 (EXPAND_BUILTIN_VA_ARG): New.
10392 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
10394 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
10395 Rename from expand_builtin_saveregs.
10396 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
10398 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
10400 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
10401 for the register spill block.
10402 (i960_build_va_list): New.
10403 (i960_va_start): New.
10404 (i960_va_arg): New.
10405 * i960.h (BUILD_VA_LIST_TYPE): New.
10406 (EXPAND_BUILTIN_VA_START): New.
10407 (EXPAND_BUILTIN_VA_ARG): New.
10408 * i960.md (store_multiple): Use change_address on individul mems.
10410 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
10412 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
10414 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
10415 (expand_builtin_va_end): Evaluate arg for side effects.
10416 * c-common.c (c_common_nodes_and_builtins): Construct a
10417 va_list_arg_type_node to handle array decomposition to pointer.
10419 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
10421 * except.c (start_dynamic_cleanup): Use force_operand on the
10424 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
10426 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
10427 * c4x.c (c4x_va_arg): New.
10429 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
10431 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
10432 has manual_pop set.
10434 1999-07-26 Nathan Sidwell <nathan@acm.org>
10436 * eh-common.h (__eh_matcher): Prototype correctly.
10438 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
10440 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
10441 (TARGET_SINGLE_PIC_BASE): Likewise.
10442 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
10444 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
10445 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
10446 (TARGET_OPTIONS): Add -mpic-register=N.
10447 (OUTPUT_INT_ADDR_CONST): New macro.
10448 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
10449 LEGITIMATE_PIC_OPERAND_P): Likewise.
10450 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
10451 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
10452 output_addr_const directly.
10453 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
10455 (thumb_pic_register, thumb_pic_register_string): Declare.
10457 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
10459 (label_mentioned_p): New function: Imported from arm.c.
10460 (legitimize_pic_address): New function: Imported from arm.c.
10461 (is_pic):New function: Imported from arm.c.
10462 (thumb_finalize_pic):New function: Imported from arm.c.
10463 (add_constant): Cope with PIC constants.
10464 (fixit): Cope with PIC constants.
10465 (output_return): Do not treat the PIC register as live if
10466 TARGET_SINGLE_PIC_BASE is true.
10467 (thumb_function_prologue): Do not treat the PIC register as live if
10468 TARGET_SINGLE_PIC_BASE is true.
10469 (thumb_expand_prologue): Do not treat the PIC register as live if
10470 TARGET_SINGLE_PIC_BASE is true.
10471 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
10472 TARGET_SINGLE_PIC_BASE is true.
10473 (thumb_print_operand): Accept '|'.
10474 (thumb_override_options): Process PIC options.
10476 * config/arm/thumb.md (movsi): Support PIC.
10477 (call_insn): Change "i" constraint to "X".
10478 (call_value_insn): Likewise.
10479 (consttable_4, consttable_8, consttable_end): Set and clear
10480 "making_const_table" as appropriate.
10481 (pic_load_addr, pic_add_dot_plus_four): New insns.
10483 * invoke.texi (Thumb Options): Fix spelling. Document new
10484 options -msingle-pic-base and -mpic-register=.
10486 1999-07-26 Andrew Haley <aph@cygnus.com>
10488 * config/m32r/initfini.c (__init): Use a full word immediate for
10489 __fini: this allows it to be placed in any memory region.
10491 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
10492 -mmodel=medium. This is OK for all memory models.
10494 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
10496 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
10497 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
10499 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
10501 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
10504 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
10506 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
10508 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
10509 (BUILD_VA_LIST_TYPE): New.
10510 (EXPAND_BUILTIN_VA_START): New.
10511 (EXPAND_BUILTIN_VA_ARG): New.
10512 * i860.c (output_delayed_branch): Disable.
10513 (output_delay_insn): Likewise.
10514 (i860_saveregs): New.
10515 (i860_build_va_list): New.
10516 (i860_va_start): New.
10517 (i860_va_arg): New.
10518 * i860.md: Disable all peepholes using output_delayed_branch.
10519 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
10521 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
10523 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
10524 (BUILD_VA_LIST_TYPE): New.
10525 (EXPAND_BUILTIN_VA_START): New.
10526 (EXPAND_BUILTIN_VA_ARG): New.
10527 * clipper.c (clipper_builtin_saveregs): Only dump registers.
10528 Return the address of the save area.
10529 (clipper_build_va_list): New.
10530 (clipper_va_start): New.
10531 (clipper_va_arg): New.
10533 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
10535 * arc.h (EXPAND_BUILTIN_VA_START): New.
10536 (EXPAND_BUILTIN_VA_ARG): New.
10537 * arc.c (arc_setup_incoming_varargs): Set alias set of
10539 (arc_va_start): New.
10542 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
10544 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
10545 (BUILD_VA_LIST_TYPE): New.
10546 (EXPAND_BUILTIN_VA_START): New.
10547 (EXPAND_BUILTIN_VA_ARG): New.
10548 * alpha.c (alpha_builtin_saveregs): Delete.
10549 (alpha_build_va_list): New.
10550 (alpha_va_start): New.
10551 (alpha_va_arg): New.
10553 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
10555 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
10557 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
10558 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
10560 * gcc.texi: More changes related to list conversion.
10561 * invoke.texi: Likewise.
10563 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
10565 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
10566 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
10567 (expand_builtin_next_arg): Accept ARGLIST not EXP.
10568 (stabilize_va_list): New function.
10569 (std_expand_builtin_va_start): New function.
10570 (expand_builtin_va_start): New function.
10571 (get_varargs_alias_set): New function.
10572 (std_expand_builtin_va_arg): New function.
10573 (expand_builtin_va_arg): New function.
10574 (expand_builtin_va_end): New function.
10575 (expand_builtin_va_copy): New function.
10576 (expand_builtin): Call them.
10577 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
10578 __builtin_{varargs_start,stdarg_start,end,copy}.
10579 (build_va_arg): New function.
10580 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
10581 (build_va_arg): Declare.
10582 * c-decl.c (ptr_type_node, va_list_type_node): New.
10583 * c-parse.gperf (__builtin_va_arg): New.
10584 * c-parse.in (VA_ARG): New token.
10585 (unary_expr): Recognize it.
10586 * expr.c (expand_expr): Expand VA_ARG_EXPR.
10587 * expr.h (std_expand_builtin_va_start): Declare.
10588 (std_expand_builtin_va_arg): Declare.
10589 (expand_builtin_va_arg): Declare.
10590 (get_varargs_alias_set): Declare.
10591 * tree.def (VA_ARG_EXPR): New.
10592 * tree.h (BUILT_IN_VARARGS_START): New.
10593 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
10594 (ptr_type_node, va_list_type_node): Declare.
10595 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
10596 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
10597 * m88k.h, m88k.c: Likewise.
10598 * mn10300.h, mn10300.c: Likewise.
10599 * pa.h, pa.c: Likewise.
10600 * rs6000.h, rs6000.c: Likewise.
10601 * sh.h, sh.c: Likewise.
10602 * sparc.h, sparc.c: Likewise.
10604 * emit-rtl.c (operand_subword): Copy alias set.
10605 (change_address): Likewise.
10607 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
10609 * pa.c (compute_frame_size): Scan all the used callee saved registers,
10610 not just the first one.
10612 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
10614 * config/arm/arm.h (TARGET_SWITCHES): Add
10615 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
10616 (TARGET_OPTIONS): Add -mpic-register=.
10617 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
10618 (arm_pic_register_string): Declare.
10619 (NEED_PLT_GOT): Delete, replace with ...
10620 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
10621 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
10622 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
10623 * config/arm/arm.c (arm_override_options): Add new option
10625 (arm_pic_register_string): New variable.
10626 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
10627 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
10628 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
10629 (output_return_instruction): Likewise.
10630 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
10631 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
10632 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
10634 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
10635 mention of -msched-prolog. Document new options -msingle-pic-base
10636 and -mpic-register=.
10638 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
10640 * haifa-sched.c (reemit_notes): Tidy.
10641 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10644 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10646 * explow.c (trunc_int_for_mode): New function.
10647 (plus_constant_wide): Use it.
10648 * combine.c (simplify_and_const_int): Likewise.
10649 (merge_outer_ops): Likewise.
10650 (simplify_shift_const): Likewise.
10651 * cse.c (simplify_unary_operation): Likewise.
10652 (simplify_binary_operation): Likewise.
10653 * emit-rtl.c (operand_subword): Likewise.
10654 * rtl.h: Declare it.
10656 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10658 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10659 (use NUM_REGS instead of NUM_INTS).
10661 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10663 * builtins.c: New file.
10664 * expr.c (saveregs_value, apply_args_value): Delete definition,
10665 moved into builtins.c.
10666 (string_constant): No longer static.
10667 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10668 apply_args_size, apply_result_size, result_vector,
10669 expand_builtin_apply_args, expand_builtin_apply,
10670 expand_builtin_return): Delete functions, moved into builtins.c.
10671 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10672 * expr.h (saveregs_value, apply_args_value): Declare variables.
10673 (expand_builtin, string_constant): Declare functions.
10674 * Makefile.in: Update to build builtin.o.
10676 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10678 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10679 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10680 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10681 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10683 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10686 1999-07-21 Michael Meissner <meissner@cygnus.com>
10688 * print-rtl.c (print_rtx): Print the names of the virtual
10691 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10693 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10694 introduced in previous delta.
10696 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10698 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10699 to avoid name clash.
10701 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10703 * c-lex.c (yylex) : Correct the test for overflow when lexing
10706 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10708 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10709 (adjust_priority): Always call ADJUST_PRIORITY.
10710 (schedule_insn): Only put insns into the ready at cost 0.
10711 (schedule_block): Remove redundant initial sort. Give clock_var
10712 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10714 * tm.texi (MD_SCHED_REORDER): Update docs.
10716 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10717 * sparc.c (ultra_reorder_called_this_block): Delete.
10718 (ultrasparc_sched_init): Don't set it.
10719 (ultrasparc_sched_reorder): Don't check it.
10721 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10723 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10724 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10725 (function_arg_boundary): Align DFmode.
10726 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10727 to get fp reg and stack overflow correct.
10728 (function_arg): Likewise.
10729 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10730 (setup_incoming_varargs): Restructure for ABI_V4; use
10731 function_arg_advance to skip final named argument.
10732 (expand_builtin_saveregs): Properly unskip the last integer arg
10733 when doing varargs. Adjust overflow location calculation.
10735 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10736 explicitly unsigned.
10737 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10738 (__VA_GP_REGSAVE): Similarly.
10739 (__va_longlong_p): Delete.
10740 (__va_arg_type_violation): New declaration.
10741 (va_arg): Restructure. Flag promotion errors. Align double.
10742 TFmode passed by reference.
10744 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10745 in the HOST_BITS_PER_WIDE_INT > 32 case.
10747 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10749 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10751 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10753 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10754 * toplev.c (documented_lang_options): Add -fpreprocessed.
10755 * cpplib.h (struct cpp_buffer): Add preprocessed.
10756 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10757 (cpp_start_read): Don't expand macros or emit an initial #line
10758 directive if -fpreprocessed.
10760 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10762 * cpplib.h (struct cpp_buffer): Added manual_pop for
10763 better C++ tokenization.
10764 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10765 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10766 * c-common.c (cpp_token): Make non-static.
10768 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10770 * c-common.h: New file.
10771 * c-common.c (permanent_obstack): Delete unused declaration.
10772 (c_global_trees): New array.
10773 (c_common_nodes_and_builtins): New function; split off common code
10774 from init_decl_processing in both c-decl.c and cp/decl.c.
10775 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10776 c_global_trees and accessor macros defined in c-common.h.
10777 Include c-common.h.
10778 * c-decl.c: Delete definitions for tree nodes that were replaced by
10780 (init_decl_processing): Build void_list_node.
10781 Call c_common_nodes_and_builtins; delete code to generate the common
10783 * objc/objc-act.c (build_module_descriptor): Rename variable
10784 void_list_node to avoid clash with c-common.h.
10786 * Makefile.in: Update dependencies.
10787 * objc/Make-lang.in: Likewise.
10789 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10791 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10792 (UNIQUE_SECTION_P): Likewise.
10793 (UNIQUE_SECTION): Likewise.
10795 1999-07-19 Linas Vepstas <linas@linas.org>
10797 * config/i370/README: New file.
10798 * config/i370/linux.h: New file.
10799 * config/i370/mvs.h: New file.
10800 * config/i370/oe.h: New file.
10801 * config/i370/t-linux: New file.
10802 * config/i370/t-mvs: New file.
10803 * config/i370/t-oe: New file.
10804 * config/i370/x-oe: New file.
10805 * config/i370/xm-linux.h: New file.
10806 * config/i370/xm-mvs.h: New file.
10807 * config/i370/xm-oe.h: New file.
10809 * i370.c (label_node_t): Add first_ref_page, label_addr,
10810 label_first_ref, label_last_ref members.
10811 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10812 (MAX_MVS_LABEL_SIZE): Define.
10813 (MAX_LONG_LABEL_SIZE): Define.
10814 (alias_node_t, alias_anchor, alias_number): New.
10815 (mvs_function_table): Reorder for EBCDIC.
10816 (ascebc, ebcasc): Unconditionally define.
10817 (i370_branch_dest, i370_branch_length): New functions.
10818 (i370_short_branch, i370_label_scan): New functions.
10819 (mvs_get_label): Renamed from mvs_add_label. Search for
10820 an existing label before creating a new one.
10821 (mvs_add_label): New function.
10822 (mvs_get_label_page): New function.
10823 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10824 over the entire list.
10825 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10826 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10827 (mvs_add_alias, mvs_need_alias): New functions.
10828 (mvs_get_alias, mvs_check_alias): New functions.
10829 (handle_pragma): New function.
10830 (mvs_function_check): New function.
10831 (unsigned_jump_follows_p): Search harder.
10832 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10833 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10834 * i370.h (TARGET_VERSION): Delete.
10835 (CPP_SPEC, CPP_PREDEFINES): Delete.
10836 (mvs_label_emitted): Delete.
10837 (TARGET_EBCDIC): Delete.
10838 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10839 (HANDLE_PRAGMA): Define.
10840 (HARD_REGNO_NREGS): Handle complex modes.
10841 (HARD_REGNO_MODE_OK): Likewise.
10842 (CLASS_MAX_NREGS): Likewise.
10843 (RET_REG): Likewise.
10844 (EXTRA_CONSTRAINT): Define.
10845 (RETURN_IN_MEMORY): True for DImode.
10846 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10847 (FUNCTION_PROFILER): Delete.
10848 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10849 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10850 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10851 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10852 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10853 (ASM_FILE_START): Add "RMODE ANY".
10854 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10855 (ASM_GLOBALIZE_LABEL): Likewise.
10856 (ASM_OUTPUT_LABELREF): Likewise.
10857 (ASM_OUTPUT_COMMON): Likewise.
10858 (PRINT_OPERAND): Handle 'K', 'W', default.
10859 (PRINT_OPERAND_ADDRESS): New.
10860 (Lots of defines): Add support for TARGET_ELF_ABI.
10861 * i370.md (attr length): New. Define for all patterns.
10862 (*): Lots of tweeks to assembly output and constraints.
10864 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10866 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10867 Disable patterns performing SImode comparisons with SImode values
10868 if TARGET_POWERPC64 and instruction does not sign-extend or does
10869 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10870 differ for signed quantities.
10871 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10872 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10873 (decrement_and_branch_on_count): Add 64-bit variant.
10875 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10877 * final.c (output_asm_insn): When searching for the matching string
10878 for a given dialect, don't run past the end of the list of
10879 alternatives if there are fewer alternatives in the template than
10882 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10884 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10885 Removed paragraph about compression of files and size limitation,
10886 duplicated in the FAQ. Use gcc-patches for posting patches.
10887 * gcc.c (main): Updated URL with bug reporting instructions to
10888 gcc.gnu.org. Removed e-mail address.
10889 * system.h (abort): Likewise.
10891 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10893 * Makefile.in (stmp-multilib-sub): Make the files extracted
10894 from $(LIBGCC1) writable.
10896 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10898 * config/arm/aout.h: Reformat for improved readability.
10900 * config/arm/arm.h: Reformat for improved readability.
10901 Replace uses of fprintf with asm_fprintf where appropriate.
10902 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10903 function declaration assembler actions.
10904 (NUM_INTS): New macro: Convert from bytes to words.
10905 (NUM_REGS): New macro: Compute number of registers required to
10906 hold a quanitity of tyep MODE.
10907 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10909 (NUM_ARG_REGS): New macro: The number of argument registers
10911 (ARG_REGISTER): New macro: Compute the register number of the Nth
10913 (LAST_ARG_REGNUM): New macro: The number of the last argument
10915 (SP_REGNUM): New macro: Register number of the stack pointer.
10916 (FP_REGNUM): New macro: Register number of the frame pointer.
10917 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10918 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10919 CUMULATIVE_ARGS so that it counts registers not bytes.
10921 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10923 Replace uses of fprintf with asm_fprintf where appropriate.
10924 (output_ascii_pseudo_op): Replace with version from thumb.c
10926 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10928 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10929 SUBTARGET_CPP_SPEC.
10930 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10931 (ASM_FILE_START): Emit ASM_APP_OFF.
10933 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10935 * pa.c (compute_frame_size): Round frame according to
10936 STACK_BOUNDARY rather than a hardwired value.
10938 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10940 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10942 * configure: Rebuilt.
10944 * configure.in (hppa*-*-linux*): New configuration.
10945 * configure: Rebuilt.
10946 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10947 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10948 * pa/pa-linux.h: New file.
10949 * pa/t-linux: New file.
10950 * pa/xm-linux.h: New file.
10952 * pa.c (hppa_legitimize_address): Change references from SImode to
10953 either Pmode or word_mode as appropriate.
10954 (emit_move_sequence, store_reg, load_reg): Likewise.
10955 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10956 (output_mul_insn): Likewise.
10957 * pa.h (PROMOTE_MODE): Likewise.
10958 (INITIALZE_TRAMPOLINE): Likewise.
10959 (Pmode): Define to word_mode.
10961 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10962 value of 4. Allocate 8 bytes for each FP register save.
10963 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10965 (hppa_expand_prologue): Likewise.
10966 * pa.h (PROMOTE_MODE): Likewise.
10967 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10968 (FUNCTION_ARG_BOUNDARY): Likewise.
10970 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10972 * pa.c (out_of_line_prologue_epilogue): Delete.
10973 (override_options): Remove -mspace related code.
10974 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10975 (compute_frame_size): Only allocate space for register that
10976 actually need to be saved.
10977 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10978 (TARGET_SWITCHES): Remove -mspace, -mno-space
10979 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10980 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10981 * pa/ee.asm, pa/ee_fp.asm: Delete.
10983 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10985 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10986 directive in column zero.
10988 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10990 * m68k.c (output_function_prologue): Fix computation of save mask
10991 when generating PIC code.
10993 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10995 * tree.c (build_type_attribute_variant): Move current_obstack restore
10996 after build_qualified_type call.
10998 1999-07-15 Mark Mitchell <mark@codesourcery.com>
11000 * configure.in: Use t-iris6, even with GNU LD.
11001 * config/mips/iris6gld.h: Fix typo in linker spec.
11002 * config/mips/t-iris6gld: Remove.
11004 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
11006 * rs6000.md (insv, extzv): Remove SImode dependence in named
11007 patterns. Explicitly generate DImode RTL if PowerPC64 and
11009 (insvdi): Reverse start and size in instruction template.
11011 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
11013 * invoke.texi: Typo fixes.
11015 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
11017 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
11018 handle at this time instead of silently generating incorrect code.
11019 (gen_imagpart): Likewise.
11021 * reload.c (find_reloads): Emit a USE for a pseudo register without
11022 a hard register if we could not create an optional reload for the
11025 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11027 * c-typeck.c (output_init_element, process_init_element):
11028 When advancing constructor_unfilled_fields for a RECORD_TYPE,
11029 check for nameless bit fields.
11031 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
11033 * regclass.c (scan_one_insn): Notice subregs that change the
11034 size of their operand.
11035 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
11037 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
11039 * configure.in (alpha*-*-*): Include alpha/t-ieee.
11040 * configure: Rebuilt.
11041 * alpha/t-ieee: New file.
11043 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
11045 * rs6000.c (find_addr_reg): Do not select r0 as an address
11048 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
11050 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
11052 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
11054 * rs6000.md (movsf): Do not force easy FP constants into memory.
11056 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
11057 immed_double_const to ensure they are properly truncated then
11060 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11062 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
11063 always unless NO_DEBUG is used. Compile this code
11065 (replace_symbols_in_block): Compile it unconditionally.
11067 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
11069 * configure.in (i?86-*-elf*): New target.
11070 * configure: Rebuilt.
11071 * i386/i386elf.h, i386/t-i386elf: New files.
11073 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11075 * toplev.c (main): Don't complain about saying -gdwarf.
11076 (rest_of_compilation): Remove redundant code.
11078 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
11080 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
11082 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
11084 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
11085 "Li960R:", to avoid name clash.
11087 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11089 * loop.c (check_dbra_loop): When reversing a loop, delete all
11090 REG_EQUAL notes referencing the reversed biv except those which are
11091 for a giv based on it.
11093 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
11095 * version.c: Drop "gcc-" prefix from version #.
11097 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
11099 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
11100 the label if we're being verbose.
11102 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
11104 * m68k.c (output_function_prologue): Add pic register to mask
11105 if live and flag_pic.
11106 (output_function_epilogue): Likewise.
11108 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
11110 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
11111 directives in column zero.
11113 * pa/elf.h (ASM_FILE_START): Define.
11114 * pa/som.h (ASM_FILE_START): Include .level directives.
11115 * pa/hpux10.h (ASM_FILE_START): Delete.
11116 * pa/hpux11.h (ASM_FILE_START): Delete.
11118 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
11120 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11122 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
11123 when reload_out equals reload_in.
11125 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
11127 * invoke.texi (Spec Files): New node: Describe the contents of
11130 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
11132 * invoke.texi (DEC Alpha Options): Put @end table at
11133 beginning of line, to avoid confusing texi2html.
11135 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
11137 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
11138 introduced in previous delta.
11140 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11142 * reload1.c (gen_reload): When synthesizing a 3 operand add
11143 sequence, improve test for when to reload OP1 into the reload
11144 register instead of OP0.
11146 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
11148 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
11150 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
11152 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
11155 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
11157 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
11158 (va_dcl): Use __builtin_va_alist_t.
11160 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
11162 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
11163 on the permanent_obstack.
11164 * dwarfout.c (output_type): Likewise.
11166 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
11168 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11169 Merged from c-typeck.c and cp/typeck.c.
11170 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11171 Merged into c-common.
11173 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
11175 * c-lex.c (errorcount): Declare it.
11176 (finish_parse): Update errorcount when using CPPLIB.
11178 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
11180 * fixinc/inclhack.def(end_else_label): Double the backslash so
11181 sed gets a chance to see it.
11182 * fixinc/inclhack.sh: regen
11183 * fixinc/fixincl.x: regen
11185 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
11187 Add framework to support armv5 architecture when it becomes
11190 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
11191 (arm_arch5): New variable.
11192 (all_architectures): Add armv5 line.
11193 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
11194 -march=armv5 is specified on the command line.
11195 (arm_arch5): Export this variable.
11196 * invoke.texi: Document new string accepted by -march= switch for
11199 * config/arm/arm.h: Replace use of constant 12 as a register
11200 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
11201 * config/arm/arm.c: Replace use of constant 12 as a register
11202 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
11204 * config/arm/elf.h: Tidy up.
11205 * config/arm/coff.h: Tidy up.
11207 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
11209 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
11210 * gcc/config/mips/t-iris6gld: New file.
11211 * gcc/config/mips/iris6gld.h: Likewise.
11213 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
11215 * c-decl.c (widest_integer_literal_type_node,
11216 widest_unsigned_literal_type) : New.
11217 (init_decl_processing): Handle/use the two new types.
11218 * c-common.c (type_for_size,type_for_mode) : Same.
11219 * c-lex.c (yylex) : Same.
11220 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11222 * c-tree.h (widest_integer_literal_type_node,
11223 widest_unsigned_literal_type) : New.
11225 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
11227 * dwarfout.c (field_byte_offset): Correctly compute the object's
11228 byte offset for the first bit of a field which crosses an alignment
11229 boundary on a !BYTES_BIG_ENDIAN target.
11231 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
11233 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
11236 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
11237 Jeff Law <law@cygnus.com>
11239 * ginclude/varargs.h (va_dcl): Use word_mode for type of
11242 * except.c: Include intl.h.
11243 (expand_eh_return): Set current_function_cannot_inline.
11244 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
11245 * function.h (struct function): Add eh_return_stub_label.
11246 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
11247 * Makefile.in (except.o): Depend on intl.h.
11249 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
11251 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
11252 same as offsettable in cases 1 and 2.
11254 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
11256 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
11257 (extlh, extwh): Likewise.
11259 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
11261 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
11263 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
11265 * configure.in: Add arm-pe and thumb-pe targets.
11266 * configure: Regenerate.
11268 * thumb.c (arm_naked_function_p): New function: Determines if
11269 a function is naked (has no gcc generated prologue/epilogue).
11270 (is_called_in_ARM_mode): Return true if the func has the
11271 interfacearm attribute.
11272 (output_return): Do not generate a return for naked functions.
11273 (thumb_function_prologue): Do not generate a prologue for
11275 (thumb_expand_prologue): Do not generate a prologue for naked
11277 (thumb_expand_epilogue): Do not generate an epilogue for naked
11279 (arm_valid_machine_decl_attribute): New function, copied from
11280 arm.c: Permit naked and interfacearm attributes.
11282 * config/arm/pe.c: New file: Support code for arm-pe target.
11283 * config/arm/pe.h: New file: Header file for arm-pe target.
11284 * config/arm/tpe.h: New file: Header file for thumb-pe target.
11285 * config/arm/t-thumb-pe: New file: Makefile fragment for
11288 1999-07-01 Mark Kettenis <kettenis@gnu.org>
11290 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
11291 -fPIC or -fpic is specified.
11293 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
11295 * expr.c (emit_block_move): Use copy_to_mode_reg for
11296 !TARGET_MEM_FUNCTIONS case too.
11298 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
11300 * configure: Rebuilt.
11301 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
11302 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
11303 definitions made redundant by dbxelf.h inclusion. Delete
11304 lots of definitions related to assembly output that are
11305 specific to the SOM object format.
11306 * pa.c (output_function_prologue): Do not emit the function's
11308 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
11309 * pa-pro.h: Deleted.
11310 * som.h: New file with SOM specific definitions.
11311 * elf.h: New file with ELF specific definitions.
11313 * elfos.h (const_section): Output a tab before assembler directives.
11314 (ctors_section, dtors_section): Likewise.
11315 (ASM_OUTPUT_SECTION_NAME): Likewise.
11317 * pa/pa1.h: Delete unused file.
11319 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
11321 * configure.in (hppa*-hp-hpux11*): New configuration.
11322 * configure: Rebuilt.
11323 * pa/pa-hpux11.h: New file.
11324 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
11327 * mips.md (leasi, leadi): New patterns.
11329 * expr.c (emit_block_move): Properly handle case where one of the
11330 block move arguments has a queued increment or decrement.
11331 (clear_storage): Similarly. Fix formatting goof.
11333 1999-06-28 "David O'Brien" <obrien@NUXI.com>
11335 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
11336 semicolon from the BSD VA_LIST replacement expression.
11338 * fixinc/inclhack.sh: regen
11339 * fixinc/fixincl.x: regen
11341 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
11342 now use the fixincl program.
11344 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
11346 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
11347 case. Also make the PIC register call_used.
11349 * m68k.h (FINALIZE_PIC): Delete.
11350 * m68k.c (finalize_pic): Delete.
11352 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
11354 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
11357 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
11359 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
11361 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
11363 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
11365 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
11367 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
11369 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
11371 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
11373 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
11375 * rs6000.c (output_toc): Always use hex values for floating-point
11376 constants. Store single-precision values in upper-half of TOC
11377 entry in 64-bit mode.
11378 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
11379 to final constraints.
11380 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
11381 (fctiwz): Improve accuracy of RTL for pattern.
11383 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
11385 * expr.c (expand_expr): Allow RTL_EXPR's through the
11386 MAX_INTEGER_COMPUTATION_MODE checks.
11388 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
11390 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
11391 such that MASK_SUPPORT_ARCH is not negative.
11393 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
11395 * loop.c (verify_dominator): Properly handle ADDR_VEC and
11396 ADDR_DIFF_VEC insns that appear inside loops.
11398 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
11399 Jeff Law <law@cygnus.com>
11401 * rs6000.md (movdf_hardfloat32): Revert previous patch.
11402 Handle LO_SUM the same as offsettable in cases 1 and 2.
11403 * rs6000.c (find_addr_reg): Revert previous patch.
11405 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
11407 * system.h (strstr): New external function declaration.
11408 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
11409 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
11410 * config.in, configure: Rebuilt.
11412 1999-06-24 Tom Tromey <tromey@cygnus.com>
11414 * gcc.c (main): Read user-specified specs files after computing
11415 additional startfile_prefixes.
11417 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
11419 Revert these two patches:
11421 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11422 * loop.c (strength_reduce): When doing biv->giv conversion, update
11423 reg note of NEXT->insn.
11425 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11426 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11428 (recombine_givs): Set ix field after sorting.
11430 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11432 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
11433 for the parts of an UNSPEC / UNSPEC_VOLATILE.
11435 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
11437 *fixinc/inclhack.def: Add fix development commentary
11438 (read_ret_type): reactivate and add selection clause
11439 (zzz_*): tweak output file name to match what is used in hackshell.tpl
11440 *fixinc/{fixincl.x|inclhack.sh}: regen
11442 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
11444 * expr.c (expand_expr): STRIP_NOPS before checking against
11445 MAX_INTEGER_COMPUTATION_MODE
11446 (check_max_integer_computation_mode): Likewise.
11448 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
11450 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
11452 1999-06-22 Jim Wilson <wilson@cygnus.com>
11454 * expr.c (store_expr): When target is a promoted subreg, return a
11455 promoted subreg as a result.
11457 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
11459 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
11461 (dwarf2out_define): Mark unused parameters appropriately.
11462 (gen_unspecified_parameters_die): Ditto.
11463 (gen_subprogram_die): Fix signed/unsigned warnings.
11464 (gen_variable_die): Ditto.
11466 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
11468 * fixinc/inclhack.def(end_else_label): combined else_label
11469 and endif_label and fixed the sed expression.
11470 *fixinc/{fixincl.x|inclhack.sh}: regen
11472 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
11474 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
11475 'x' when handling non-offsettable addresses
11477 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
11479 * final.c (shorten_branches): Don't try to split an insn that has
11482 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
11484 * config/mips/mips.c (symbolic_expression_p): New function.
11485 (mips_select_rtx_section): Put symbolic expressions in the
11486 data section, not the read-only data section.
11488 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
11490 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
11492 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
11494 * collect2.c (main): Log frame table count.
11495 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
11496 (scan_prog_file) [COFF]: Handle frame tables.
11498 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
11499 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
11500 * alpha/elf.h: Undef them again.
11501 * alpha/vms.h: Remove their definitions.
11503 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11505 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
11506 remove the clobber of r0 and change the REG_UNUSED note to
11509 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
11511 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
11512 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
11513 fits in HOST_WIDE_INT and one uses union to access a long constant
11516 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
11518 * sparc.c (sparc_override_options): Don't allow profiling for
11519 code models other than medlow.
11520 (sparc_function_profiler): New function from old FUNCTION_PROFILER
11521 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
11522 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
11523 (sparc_block_profiler): Likewise.
11524 (sparc_function_block_profiler_exit): Likewise.
11525 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
11526 (FUNCTION_BLOCK_PROFILER): Likewise.
11527 (BLOCK_PROFILER): Likewise.
11528 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
11529 (MCOUNT_FUNCTION): New.
11530 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
11531 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
11532 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
11533 (MCOUNT_FUNCTION): New.
11534 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
11535 (BLOCK_PROFILER): Delete.
11536 (MCOUNT_FUNCTION): New.
11538 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
11540 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
11542 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11544 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11547 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11550 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11553 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11556 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
11558 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
11561 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
11563 * i386/djgpp.h (LIB_SPEC): New.
11564 (STARTFILE_SPEC): New.
11566 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
11568 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
11570 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
11573 * system.h (WSTOPSIG): New macro.
11575 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
11577 * c-pragma.c (push_alignment): Don't ignore alignments greater than
11579 (insert_pack_attributes): Take into account member natural
11582 * i386/winnt.c (exports_head): New static variable.
11583 (i386_pe_record_exported_symbol): New function.
11584 (i386_pe_asm_file_end): Use.
11585 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
11586 symbols to be emitted at end of assembly.
11587 (ASM_DECLARE_OBJECT_NAME): Likewise.
11588 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11590 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
11593 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
11595 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
11598 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
11600 * haifa-sched.c (sched_analyze_1): Use free_list instead of
11601 zapping reg_last_uses directly.
11602 (sched_analyze_2, sched_analyze_insn): Likewise.
11603 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
11605 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
11607 * rs6000.md (movdf_hardfloat32): Use worst case insn length
11608 attributes for cases 1 and 2.
11610 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
11612 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
11615 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
11617 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
11619 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
11621 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
11622 PIC_OFFSET_TABLE_REGNUM for general alloaction.
11623 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
11624 must be stacked if it is used for PIC accesses.
11625 * arm.c (use_return_insn): Handle PIC register specially.
11626 (output_return_instruction): Likewise.
11627 (output_func_{prologue,epilogue}): Likewise.
11628 (output_expand_prologue): Likewise.
11630 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
11631 (*strsi_predec): Renamed from *strqi_predec.
11632 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
11633 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
11635 * arm.c (arm_override_options): Remove warning about PIC code
11636 not being supported.
11638 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
11640 * rs6000.c (find_addr_reg): New function.
11641 * rs6000.h (find_addr_reg): Declare.
11642 (offsettable_addr_operand): Delete.
11643 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11644 from and stores to GPRs.
11646 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11648 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11649 gen_sequence as argument to emit_no_conflict_block.
11651 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11653 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11654 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11655 *fixinc/fixincl.x: regen
11656 *fixinc/inclhack.sh: regen
11658 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11660 * added support for -mpcrel (PC relative addressing for m68k)
11661 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11662 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11663 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11664 (comments for general_src_operand): Add some explanation
11665 about EXTRA_CONSTRAINTS.
11666 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11667 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11668 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11669 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11670 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11671 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11672 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11673 if not already set.
11674 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11675 * m68k.h (TARGET_PCREL): New target flag.
11676 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11677 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11678 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11679 contains a SYMBOL_REF. Relax this constraint during reload, since
11680 we want to use the predicates, not reload's built-in concept of a
11681 valid memory address, to control what insns need reloading.
11682 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11683 operands (essentially 'g', 'm', and 's' under normal circumstances).
11684 * m68k.c (print_operand): Cause printing of pc-relative addresses
11685 to include pc register.
11686 (print_operand_address): Ditto.
11687 (general_src_operand): Accept operands that are not only
11688 general_operands, but are also valid when used as a pc-relative
11690 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11691 (memory_src_operand): Similar, for memory_operands.
11692 (pcrel_address): New predicate to accept the special case of a
11693 pc-relative address.
11694 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11695 QImode insns to accept *_src_operand instead of *_operand where
11696 pc-relative operands can fit. For example, a pc-relative operand
11697 can be used as a memory source operand for addsi3, but not as a
11698 memory destination.
11699 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11701 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11703 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11704 .thumb_set pseudo op to mark aliases of thumb functions.
11706 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11708 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11709 preference to ASM_OUTPUT_DEF, if it is defined.
11711 * tm.texi: Document new, optional target macro
11712 ASM_OUTPUT_DEF_FROM_DECLS.
11714 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11716 * fixincludes: ISCNTL patch
11717 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11718 (dgux_int_varargs): new for DG/UX
11719 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11721 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11723 * invoke.texi (ia32 options): Fix typo.
11725 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11727 * loop.c (strength_reduce): When doing biv->giv conversion, update
11728 reg note of NEXT->insn.
11730 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11732 * loop.c (move_movables): Note issues with replacing REGs with
11734 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11736 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11738 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11740 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11741 the reference to `mcount' was not correct for the ELF on FreeBSD.
11743 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11745 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11748 (recombine_givs): Set ix field after sorting.
11750 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11752 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11753 to safe to extract a subword out of a REG.
11755 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11757 * sh.md (mulsi3): Don't add a no-op move at the end.
11759 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11761 * cse.c (cse_insn): Don't put hard register source into tables for
11762 the last insn of a libcall.
11764 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11766 * loop.c (strength_reduce): Insert sets of derived givs at every
11767 biv increment, even if it's the only one.
11769 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11771 * dwarfout.c (add_incomplete_type): New fn.
11772 (output_type): Call it.
11773 (retry_incomplete_types): New fn.
11774 (dwarfout_finish): Call it.
11776 From Eric Raskin <ehr@listworks.com>:
11777 (output_type): Output types for bases.
11779 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11781 * mips.c (mips_output_conditional_branch): Add `break'
11782 between `default' label and `close braces'.
11784 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11786 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11787 specifications and make it realistic.
11788 (LIB_SPEC): Likewise.
11790 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11792 * config/mips/mips.c (mips_secondary_reload_class): Check for
11793 (PLUS (SP) (REG)) and return appropriate register class.
11794 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11795 Handle (PLUS (SP) (REG)).
11796 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11797 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11798 of emit_insn for tablejump.
11800 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11802 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11803 asm_fprintf format string by itself.
11804 (output_function_profiler): Likewise.
11806 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11808 * combine.c (simplify_logical, case AND): Only call
11809 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11810 or the constant is positive.
11812 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11814 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11815 * configure: Regenerate.
11817 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11819 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11820 require a sub-version #.
11821 * configure: Rebuilt.
11823 1999-06-14 Robert Lipe (robertlipe@usa.net)
11825 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11827 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11829 * c-typeck.c (process_init_element): Detect excess elements in
11830 char array initializer.
11832 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11834 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11836 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11838 * invoke.texi (Option Summary): Add -fpermissive flag.
11840 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11842 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11843 that require PIC code sequences.
11845 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11847 * configure.in: Add new target: thumb-elf.
11848 * configure: Regenerate.
11849 * config/arm/t-thumb-elf: New file: Makefile fragment for
11851 * config/arm/telf.h: New file: Header file for thumb-elf
11854 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11856 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11857 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11858 initializers is some circumstances.
11860 * fixinc/inclhack.def (endif_label): Add additional selector for
11861 more bogus stuff after #endif statements.
11862 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11864 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11866 * i386/cygwin.h (SET_ASM_OP): Define.
11868 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11870 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11872 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11874 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11877 * sh.md (ic_invalidate_line_i): Remove second alternative.
11879 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11881 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11882 test for the presence of valid prototypes. Delete bypass expr.
11883 (ioctl_fix_ctrl): Correct the selection expression.
11884 (no_double_slash): Correct quoting rules
11885 *fixinc/fixincl.x: regen
11886 *fixinc/inclhack.sh: regen
11888 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11890 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11892 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11894 * rs6000.md (movsi_got_internal_mem): Delete.
11895 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11896 (GOT_TOC_REGNUM): Delete.
11897 (PIC_OFFSET_TABLE_REGNUM): Define.
11898 (FINALIZE_PIC): Disable.
11899 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11900 (rs6000_replace_regno): Delete.
11901 (rs6000_finalize_pic): Likewise.
11902 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11904 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11906 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11907 is a note; use <= for the compare; advance P while it is
11910 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11912 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11913 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11915 * varasm.c (remove_from_pending_weak_list): Verify t->name
11916 is non-NULL before passing it to strcmp.
11918 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11920 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11921 the typed arguments are not part of a comment
11922 (ioctl_fix_ctrl): Added a purpose comment
11923 *fixinc/fixincl.x: regenerate
11924 *fixinc/inclhack.sh: regenerate
11926 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11928 * invoke.texi: Add C4x invocation docs.
11930 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11932 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11934 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11936 (c4x_legitimize_reload_address): New function.
11937 * config/c4x/c4x.md: Update docs.
11939 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11941 * fixincludes: Avoid removing '.'.
11942 * fixinc/fixinc.svr4: Likewise.
11943 * fixinc/fixinc.winnt: Likewise.
11944 * fixinc/inclhack.tpl: Likewise.
11945 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11947 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11949 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11951 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11953 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11955 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11958 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11960 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11961 * configure: Regenerate.
11963 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11965 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11968 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11970 * fixinc/inclhack.def (avoid_bool): Also catch
11971 "typedef [unsigned] int bool".
11972 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11974 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11975 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11976 * configure: Rebuilt.
11978 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11980 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11981 such that we can override its definitions if necessary.
11982 (CPP_SPEC): New define. Support processor specific predefines via
11984 (CC1_SPEC): New define. Support processor specific compiler
11985 options via %(cc1_cpu).
11986 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11989 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11991 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11992 between sed's -e flag, and the open-quote following it.
11993 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11995 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11996 Jeffrey A Law (law@cygnus.com)
11998 * varasm.c (assemble_start_function): Remove the function
11999 from the pending weak decls list when we define a function.
12000 (assemble_variable): Similarly for variables.
12001 (weak_finish): Ignore items on the list with a NULL name.
12002 (remove_from_ending_weak_list); New function to "remove" an item
12003 from the pending weak declarations list.
12005 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
12007 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
12009 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
12011 * c-lex.c (GETC): Redefine to call getch.
12012 (UNGETC): Redefine to call put_back.
12013 (putback_buffer): New structure type.
12014 (putback): New static structure.
12015 (getch): New function.
12016 (put_back): New function.
12017 (yylex): Replace unused bytes from bad multibyte character.
12019 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
12021 * cpplib.c (do_define): Cast `alloca' return value.
12022 (do_include, do_undef, do_pragma): Likewise.
12023 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
12025 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
12026 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
12028 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
12030 * sparc.md (abstf2): This should be an expand.
12031 (split after abstf2_notv9): Fix mode.
12032 (abstf2_hq_v9): New pattern.
12033 (abstf2_v9): Only use when no hard quad.
12034 (absdf2_v9): Fix if target is not the same as source.
12035 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
12036 Add correct output constraints.
12038 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
12040 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
12041 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
12043 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
12045 * mips.h (mips_output_conditional_branch): New function.
12046 (mips_adjust_insn_length): Likewise.
12047 (ASSEMBLER_SCRATCH_REGNUM): New macro.
12048 (ADJUST_INSN_LENGTH): Likewise.
12049 * mips.c (print_operand): Add `F' and `W' for floating-point
12050 comparison opcodes.
12051 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
12053 (mips_adjust_insn_length): New function.
12054 (mips_output_conditional_branch): New function.
12055 * mips.md (length): Adjust attribute definition to handle
12056 conditional branches. Change lengths to bytes, rather than
12057 instructions throughout. Remove length attribute from
12058 instructions whose length is four bytes, and rely on the default
12060 (dslot): Fix typo in comment.
12061 Reword conditional branch patterns to use
12062 mips_output_conditional_branch.
12064 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12066 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
12067 (LIB_SPEC): Likewise.
12068 Link with -lprof1_r for -g/-pg.
12070 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12072 * loop.c (check_dbra_loop): Fix change of Jan 19.
12074 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
12076 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
12077 (STARTFILE_SPEC): Define, override the svr4.h version.
12078 (ENDFILE_SPEC): Likewise.
12080 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
12082 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
12083 * fixinc/fixincl.x: Regenerated.
12084 * fixinc/inclhack.sh: Regenerated.
12086 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12088 * sh.c (barrier_align): Don't return early for normal branch/barrier
12089 when optimizing for SH2.
12091 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
12093 * i386/udk.h (LINK_SPEC): Correct linker search path for
12096 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12098 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
12099 (braf_label_ref_operand): Delete.
12100 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
12101 * sh.md (casesi_jump_2): Operand1 is now the inside of a
12102 label_ref, and has no predicate.
12103 The patten has a predicate to guard against invalid substitutions.
12104 (dummy_jump): Delete.
12105 (casesi): Update use of casesi_jump_2.
12107 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12109 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
12110 *fixinc/fixincl.x: regenerate
12111 *fixinc/inclhack.sh: regenerate
12113 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
12115 * dwarf2out.c (add_incomplete_type): New fn.
12116 (gen_struct_or_union_type_die): Call it.
12117 (retry_incomplete_types): New fn.
12118 (dwarf2out_finish): Call it.
12120 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
12122 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
12123 current block starts with a CODE_LABEL and ends with a CALL and
12124 we can not find all the argument setup instructions for the CALL.
12126 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
12128 Revert this change:
12129 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
12130 something is a candidate for optimize_bit_field_compare.
12132 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12134 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
12136 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
12138 * alpha.c (override_options): Thinko in last patch.
12140 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
12141 (LIB_SPEC): Recognize -pthread.
12143 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
12145 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
12146 definition in config/arm/coff.h
12147 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
12149 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12151 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
12152 fixes that need "file=xxx\n" prepended before invocation
12153 (start_fixer - new): starting the fixer process is complex enough
12154 to warrent its own routine. It prepends the "file=xxx\n" stuff.
12155 (process): uses the new routine; omit usage of putenv()
12156 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
12157 * fixinc/fixincl.x: regenerate
12159 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
12161 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
12162 and version #s (1.1 -> 2.96) as needed.
12163 * README.g77: Kill way out of date file in the toplevel directory.
12165 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
12167 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
12168 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
12169 * configure: Rebuilt.
12170 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
12171 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
12172 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
12173 (SWITCH_TAKES_ARG): Likewise.
12174 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
12175 * config/t-freebsd: Moved from config/i386/ so it can used for all
12178 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
12180 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
12182 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
12184 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
12185 * configure: Rebuilt.
12187 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
12189 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
12190 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
12191 * rs6000/rs6000.c (rs6000_file_start): Use putc.
12192 (rs6000_output_load_toc_table): Same.
12193 (output_prolog, output_mi_thunk): Same.
12194 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
12195 (ASM_GLOBALIZE_LABEL): Use putc.
12197 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
12199 * alpha.md (reload_*_help): New patterns and splitters.
12200 (reload_*): Use them.
12201 (mov[qh]i): Likewise.
12203 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
12205 * cccp.c (handle_directive): Handle backslash-newlines in quoted
12208 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
12210 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
12212 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
12214 * flow.c (mark_regs_live_at_end, insn_dead_p,
12215 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
12216 and HARD_FRAME_POINTER_REGNUM special treatment if reload
12217 hasn't run or the frame pointer is needed.
12218 * haifa-sched.c (attach_deaths): Likewise.
12219 * sched.c (attach_deaths): Likewise.
12221 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
12223 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
12224 calculate_can_reach_end returns nonzero.
12226 * configure.in (native gas tests): Search for an assembler in the
12227 same manner that the installed compiler will.
12228 * configure: Rebuilt.
12229 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
12231 * alias.c (find_base_term): Improve handling of addresses
12232 constructed from binary operations.
12234 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
12236 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
12238 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
12240 * function.h (cleanup_label, frame_offset): Declare.
12241 (tail_recursion_label, tail_recursion_reentry): Likewise.
12242 (arg_pointer_save_area, rtl_expr_chain): Likewise.
12243 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
12244 (tail_recursion_label, tail_recursion_reentry): Likewise.
12245 (arg_pointer_save_area, rtl_expr_chain): Likewise.
12247 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
12249 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
12251 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
12252 (MAX_OFILE_ALIGNMENT): Define.
12254 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
12256 * fixincl.c: Replace local include scheme with #includes of
12257 gansidecl.h and system.h.
12258 * procopen.c: Likewise.
12259 * server.c: Likewise.
12261 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
12263 * i386/t-dgux (EXTRA_PARTS): Add crti.o
12264 (crti.o): Add build rule and dependencies.
12265 * fixinc/fixinc.dgux: Use modified _int_varargs.h
12267 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12269 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
12270 (LIB_LINUX_SPEC): Likewise.
12271 (LIB_LINUX_SPEC): Add support for -pthread
12272 (CPP_OS_LINUX_SPEC): Likewise.
12273 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
12276 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
12278 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
12280 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
12281 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
12282 for IEEE math and CC_FCOMI.
12283 (put_jump_code): No IEEE if CC_FCOMI is set.
12285 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12287 * fold-const.c (fold_truthop): Make the field reference unsigned
12288 when converting a single bit compare.
12290 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12292 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
12294 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
12296 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
12297 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
12300 * reload.c (push_reload): Do not call remove_address_replacements
12301 when presented with identical optional reloads.
12303 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
12305 * alpha.h (MASK_FIX, TARGET_FIX): New.
12306 (MASK_*): Reorganize constants.
12307 (CPP_AM_FIX_SPEC): New.
12308 (TARGET_SWITCHES): Add FIX.
12309 (EXTRA_SPECS): Likewise.
12310 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
12311 (SECONDARY_MEMORY_NEEDED): Likewise.
12312 (REGISTER_MOVE_COST): Likewise.
12313 * alpha.c (override_options): Add FIX support. Always use
12314 ALPHA_TP_PROG for ev6.
12315 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
12316 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
12317 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
12319 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
12321 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
12322 something is a candidate for optimize_bit_field_compare.
12324 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
12326 * gcc.texi (Passes): Document branch-shortening.
12327 * invoke.texi (Debugging Options): Document the fact that `-dp'
12328 outputs length information for instructions.
12330 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
12332 * flow.c: Revert previous delta.
12334 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
12336 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
12337 FRAME_POINTER_REGNUM.
12338 (mark_set_1): Ditto.
12339 (mark_used_regs): Ditto.
12341 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
12343 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
12344 (GOT_PCREL): New macro. Define to 1 if not already defined.
12345 * arm/elf.h (GOT_PCREL): Define to 0.
12346 * arm.c (arm_finalize_pic): Take into account the setting of
12349 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
12351 * output.h (STRIP_NAME_ENCODING): Provide default definition.
12352 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
12354 * flow.c (mark_set_1): Do not record BLKmode stores as dead
12355 store elimination candidates.
12357 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
12359 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
12362 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
12364 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
12365 Add use of x-aix41-gld.
12367 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
12369 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
12370 (ASM_OUTPUT_DESTRUCTOR): Define.
12372 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
12374 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
12375 last CODE_LABEL in a loop if we have previously passed a jump
12376 to the top of the loop.
12378 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
12380 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
12381 applying Philip's patch.
12383 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
12385 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
12388 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
12390 * loop.c (strength_reduce): Grow reg_single_usage as needed.
12392 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
12394 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
12395 Also remove a useless comment.
12397 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
12399 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
12401 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
12403 * collect2.c (main): Only generate import or export file and add
12404 to link arguments if non-empty. Use xmalloc not alloca.
12405 (write_{export,import}_file): Delete.
12406 (write_aix_file): New function.
12407 (locatelib): Use xmalloc not malloc.
12408 (GCC_OK_SYMBOL): Do not check type if aix64.
12410 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
12412 Based on patch by Scott Bambrough and Pat Beirne:
12413 * config/arm/arm.c (making_const_table): New variable.
12414 * config/arm/arm.h (making_const_table): Declare.
12415 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
12417 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
12418 Keep track of when we are building the constant table.
12420 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
12422 * config/arm/arm.c (arm_override_options): Fix erroneous warning
12425 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
12427 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
12430 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
12432 * tm.texi (FUNCTION_ARG): Correct description of a stack element
12435 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
12437 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
12439 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12441 * rs6000.c (output_mi_thunk): Enable full support again.
12443 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12445 * sh.h (BRANCH_COST): Define.
12447 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
12449 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
12451 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
12453 * function.c (assign_stack_local): Align stack slot propertly.
12454 (assign_outer_stack_local): Likewise.
12456 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
12458 * expr.h (lang_expand_constant): Declare.
12459 * toplev.c (lang_expand_constant): Define it.
12460 * varasm.c (output_constant): Use it.
12462 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12464 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
12465 Change function definitions to K&R style.
12467 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12469 * fixinc/fixincl.c: We must not ignore SIGCLD now.
12471 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
12473 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
12474 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
12475 (several places): omit static initialization
12476 (process): use single fd, since only the read fd is used
12477 * fixinc/gnu-regex.c: define 'const' away, if not supported
12478 * fixinc/procopen.c(several places): omit static initialization
12479 * fixinc/server.c: define 'volitile' away, if not supported
12481 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12483 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
12484 asm_fprintf and %L to generate the label name.
12485 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
12486 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
12488 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
12490 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
12491 insn for a conditional jump can not be found.
12493 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
12495 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
12496 on variables in specific sections other than .sbss and .sdata.
12498 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
12500 * stmt.c (expand_return): Call start_cleanup_deferral and
12501 end_cleanup_deferral around conditional code.
12503 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12505 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
12506 filename lists. Utilizes new "krstr" AutoGen function.
12507 * fixinc/fixincl.x: Rebuilt.
12509 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
12511 * i386.c (output_float_compare): Avoid GNU-C extensions.
12513 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
12515 * version.c: Bump to distinguish mainline tree from the
12518 See ChangeLog.1 for earlier changes.