1 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3 * reorg.c (dbr_schedule) Print more statistics. Corrected
4 problem when printing info when 3 delay slots are filled.
6 1999-11-28 Jakub Jelinek <jakub@redhat.com>
8 * combine.c (setup_incoming_promotions): Pass an outgoing
9 regno to FUNCTION_ARG_REGNO_P which it expects.
11 1999-11-28 Andreas Jaeger <aj@suse.de>
13 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
15 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
17 * cccp.c (do_include): Avoid initialization of automatic variable.
19 * integrate.c (mark_stores): Function definition made void, to match
21 * regclass.c (dump_regclass): Ditto.
22 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
24 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
27 known to be multiple of divisor.
29 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
31 * combine.c (try_combine): Add code to try to merge a set of a
32 two-word pseudo to a constant with a setting of one of those words
35 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
36 (split_tree): Completely rework to make more general.
37 (make_range, fold): Call negate_expr.
38 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
39 (fold, associate): Call new split_tree and associate_trees.
40 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
42 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
44 * loop.c (try_copy_prop): Avoid GNU C extension.
46 1999-11-25 Mark Mitchell <mark@codesourcery.com>
48 * except.c (init_eh_for_function): But still zero
49 eh_return_context, eh_return_stack_adjust, and eh_return_handler.
51 * except.h (eh_status): Adjust documentation for x_protect_list.
52 (begin_protect_partials): New function.
53 * except.c (enqueue_eh_entry): Fix formatting.
54 (get_first_handler): Add consistency check.
55 (add_partial_entry): Adjust usage of protect_list.
56 (emit_cleanup_handler): Save and restore ehqueue.
57 (expand_start_all_catch): Add comment.
58 (begin_protect_partials): New function.
59 (end_protect_partials): Adjust usage of protect_list.
60 (init_eh_for_function): Use xcalloc.
62 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
64 * c-common.c (check_format_info): Don't call a variadic function
65 with a non-literal format string.
67 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
69 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
70 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
73 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
76 * collect2.c (collect_wait): Likewise.
78 * dbxout.c (dbxout_type): Likewise.
80 * gcc.c (do_spec_1): Likewise.
82 * genemit.c (gen_insn, gen_expand): Likewise.
84 * genrecog.c (write_switch, write_subroutine): Likewise.
86 * mips-tfile.c (catch_signal, botch): Likewise.
88 * print-rtl.c (print_rtx): Likewise.
90 * toplev.c (default_print_error_function, report_error_function,
91 _fatal_insn): Likewise.
93 1999-11-25 Mark Mitchell <mark@codesourcery.com>
95 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
97 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
99 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
100 operations when needed.
101 * i386.md (fop_?f_comm): New.
102 (fop_?f_1): Do not accept commutative operands.
104 1999-11-25 Andreas Jaeger <aj@suse.de>
106 * config/mips/mips.md (casesi_internal): Add missing brace.
108 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
110 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
111 (splice_child_die): Handle moving a child DIE from the declaration
112 DIE of a class to its specification.
113 (gen_struct_or_union_type_die): Use 'complete' consistently.
114 (gen_decl_die): Generate the virtual context DIE first.
115 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
117 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
119 * config/mips/mips.md (call_value_multiple_interanal1): New.
121 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
123 * dwarf2out.c (free_AT, free_die): New fns.
124 (remove_children): Call them.
125 (output_line_info): Disable removal of duplicate notes.
127 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
128 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
129 means pretend the type isn't defined.
130 Don't defer emitting types.
131 (gen_type_die_for_member): New fn.
132 (gen_decl_die): Call it.
133 (splice_child_die): New fn.
134 (gen_member_die): Call it rather than generate duplicate dies.
136 Defer emitting information for the abstract instance of an inline
137 until we either inline it or emit an out-of-line copy.
138 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
139 from output_inline_function if DECL_ABSTRACT is also set.
140 (block_ultimate_origin): Likewise.
141 (gen_abstract_function): New fn.
142 (gen_decl_die, gen_inlined_subroutine_die): Call it.
143 (gen_subprogram_die): An abstract instance is not a declaration
144 just because it doesn't match current_function_decl. Don't abort
145 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
146 has an abstract origin.
147 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
148 abstract instance here.
150 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
152 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
153 where we need to reload fpul from a system register.
155 1999-11-24 Andreas Jaeger <aj@suse.de>
157 * config/mips/linux.h (CPP_PREDEFINES): Added.
158 (LINK_SPEC): Remove -Y since this is only needed on sparc.
160 1999-11-24 Andreas Jaeger <aj@suse.de>
162 * config/mips/linux.h (TARGET_VERSION): Added.
163 (HANDLE_SYSV_PRAGMA): Added.
164 (DEFAULT_VTABLE_THUNKS): Added.
166 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
168 * local-alloc.c (qty): New structure and static variable.
169 (qty_phys_reg): Remove, all references changed to qty.
170 (qty_n_refs): Likewise.
171 (qty_min_class): Likewise.
172 (qty_birth): Likewise.
173 (qty_death): Likewise.
174 (qty_size): Likewise.
175 (qty_mode): Likewise.
176 (qty_n_calls_crossed): Likewise.
177 (qty_alternate_class): Likewise.
178 (qty_changes_size): Likewise.
179 (qty_first_reg): Likewise.
180 (alloc_qty): Rename variable QTY to QTYNO.
181 (finf_free_reg): Likewise.
182 (local_alloc): Allocate qty, do not allocate the removed variables.
184 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
186 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
187 when -membedded-pic is passed.
189 * config/mips/mips.md (casesi): Handle 64-bit case too.
190 (casesi_internal_di): New insn.
192 * config/mips/mips.c (embedded_pic_offset): Always make the
193 embedded-pic subtractions relative to the name of the current
194 function by use of the magic string "..CURRENT_FUNCTION".
195 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
197 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
199 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
200 of (const_int 0), when what we really care about is
201 whether it's a zero constant anyway.
202 (div_trap_mips16): Likewise.
204 1999-11-23 Mark Mitchell <mark@codesourcery.com>
206 * loop.c (loop_optimize): Always find_loop_tree_blocks and
207 unroll_block_trees when generating debuggable code.
209 * tree.h (unsave_expr_1): New function.
210 (lang_unsave): New variable.
211 (get_callee_fndecl): New function.
212 * tree.c (unsave_expr_now_r): New function.
213 (lang_unsave): Define.
214 (unsave_expr_1): Likewise.
215 (unsave_expr_now_r): Split out from unsave_expr_now.
216 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
217 call unsave_expr_now_r.
218 (get_callee_fndecl): Define.
220 * Makefile.in (gencheck): Don't depend on lang_tree_files.
221 (gencheck.o): Do depend on lang_tree_files.
223 * integrate.h (copy_decl_for_inlining): New declaration.
224 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
225 (copy_decl_for_inlining): New function.
226 (integrate_parm_decls): Use it.
227 (integrate_decl_tree): Likewise.
229 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
231 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
232 the second two from the first.
233 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
234 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
235 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
237 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
238 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
241 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
243 * pa.md (call_internal_symref, call_value_internal_symref): No mode
244 needed on the address operand.
245 * pa.c (call_operand_address): Check for the correct mode.
247 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
249 * loop.c: Include "basic-block.h".
250 (try_copy_prop, replace_loop_reg): New functions.
251 (load_mems): Detect registers that just hold copies of the hoisted
252 mem, and call try_copy_prop to eliminate them.
253 * Makefile.in (loop.o): Update dependencies.
255 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
257 * Makefile.in (gencheck.o): Depend on gencheck.h.
258 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
259 (insn-peep.o): Depend on except.h and function.h.
260 (insn-attrtab.o): Depend on RECOG_H.
261 (insn-output.o): Depend on toplev.h and flags.h.
262 (gengenrtl.o): Depend on real.h.
263 (gen-protos.o): Depend on cpplib.h and cpphash.h.
264 Unify all dependencies to be on RECOG_H rather than recog.h.
266 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
268 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
269 * configure.in: Try building a bi-arch 32/64-bit compiler on
270 sparc-*-solaris2.7 and higher.
271 * configure: Rebuild.
273 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
275 * config/freebsd.h: New, FreeBSD architecture independent file.
276 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
278 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
279 directly by i386/freebsd.h.
280 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
281 independent configuration file.
282 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
283 directly by i386/freebsd.h.
284 * configure: Rebuilt.
286 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
287 which is in the user's namespace.
288 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
289 `i386' which is not in our namespace.
291 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
293 * invoke.texi (ARM Options): Add in -mno-alignment-traps
295 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
297 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
298 (add_dwarf_attr, add_child_die): Just push onto the front.
299 (reverse_die_lists): New fn.
300 (add_sibling_attributes): Use it.
301 (push_decl_scope): Reorganize.
302 (add_name_and_src_coords_attributes): Don't set file and line for
304 (gen_subprogram_die): An artificial function doesn't need to match
306 (gen_compile_unit_die): Return the generated die. Only add
307 AT_comp_dir if the filename is relative.
308 (remove_AT): Simplify loop. Also free string values.
309 (output_die): A DIE ref can't be null.
310 (output_value_format, value_format): Take a dw_attr_ref.
311 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
312 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
313 AT_addr, AT_lbl): New fns.
317 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
319 * combine.c (combine_simplify_rtx): When handling a SUBREG,
320 take SUBREG_WORD into account.
321 (if_then_else_cond): Likewise.
323 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
325 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
326 clause from BSD license, pursuant with
328 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
330 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
332 * loop.c (load_mems): Reformat slightly.
333 * basic-block.h (regset_head): New typedef.
334 (INIT_REG_SET): New macro.
336 1999-11-22 Bruce Korb <autogen@linuxbox.com
338 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
339 (mips-dec-bsd*): non-functional code
340 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
342 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
343 added three replacement fixes
344 (no_double_slash): removed comments that are not (any longer) pertinent
345 (bad_lval): this fix currently runs against many files.
346 The comment seems to indicate that we should select for files
347 containing 'pragma extern_prefix'.
349 * fixinc/fixinc.x86-linux-gnu: deleted
350 * fixinc/inclhack.sh: regen
351 * fixinc/fixincl.x: regen
352 * fixinc/fixincl.sh: regen
354 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
356 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
357 its code is INSN and it has no notes.
359 1999-11-22 Andrew Haley <aph@cygnus.com>
361 * varasm.c (function_defined): Remove.
362 (make_function_rtl): Don't set function_defined.
363 (make_decl_rtl): Remove global register warning.
364 * regclass.c (no_global_reg_vars): New variable.
365 (globalize_reg): Warn if function has already been defined.
366 (regclass_init): Set no_global_reg_vars.
368 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
370 * regclass.c (reg_pref): New structure and static variable
373 (all uses of prefclass and altclass): Use reg_pref instead.
375 1999-11-21 Nick Clifton <nickc@cygnus.com>
377 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
379 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
380 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
381 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
383 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
385 * varasm.c (output_constructor): Solve problem with long long
386 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
388 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
390 * global.c (allocno): New structure and static variable.
391 (allocno_reg): Remove, all references replaced by allocno.
392 (allocno_size): Likewise.
393 (hard_reg_conflicts): Likewise.
394 (hard_reg_preferences): Likewise.
395 (hard_reg_copy_preferences): Likewise.
396 (hard_reg_full_preferences): Likewise.
397 (regs_someone_prefers): Likewise.
398 (allocno_calls_crossed): Likewise.
399 (allocno_n_refs): Likewise.
400 (allocno_live_length): Likewise.
401 (find_reg): Rename ALLOCNO to NUM.
403 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
405 (may_move_out_cost): New variable.
406 (init_reg_sets_1): Initialize may_move_out_cost.
407 (record_reg_classes): Use may_move_out_cost.
409 * regclass.c (dump_regclass): New function.
410 (regclass): New parameter DUMP, call DUMP_REGCLASS.
411 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
412 pass rtl_dump_file to regclass.
413 * rtl.h (regclass): Update prototype.
415 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
417 * i386.md (neg, not and abs patterns): Revmap to use
418 ix86_expand_unary_operator and ix86_unary_operator_ok.
419 (add?f and sub?f expanders): Force operand 1 to register.
420 * i386.c (ix86_expand_unary_operator): Rewrite.
421 (ix86_unary_operator_ok): Ensure that memory operands
423 (ix86_binary_operator_ok): Do not allow operand 1 to
424 come into memory and operand 0 not.
425 (ix86_expand_binary_operator): Ensure that
426 src1 is not non-matching memory.
428 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
429 to support integer registers and memory.
430 (abss?2_integer): Likewise.
432 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
433 (REG_CLASS_NAMES): Likewise.
434 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
436 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
437 (movsf): Likewise; unify 4th and 5th alternative.
439 (movdf_1): Likewise; rename to movdf_integer.
440 (pushxf): Likewise; rename to pushxf_integer; fix output template;
441 remove redundant splitter.
442 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
443 (movdf_nointeger): New.
444 (movxf_nointeger): New.
445 (pushxf_nointeger): New.
447 * i386.md (extend?f?f): Split to expander and pattern, refuse two
448 memory operands in patterns.
449 (fop*): Refuse two memory operands.
451 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
452 on !TARGET_USE_CLTD CPUs.
454 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
456 * extend.texi: Document C++ restricted pointers and references.
458 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
460 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
461 (invalidate_skipped_set): Call it unconditionally.
462 (cse_set_around_loop): Likewise.
464 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
466 * rtl.texi (mem): Add documentation for alias-set argument
469 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
471 * i386.h (struct_processor_costs): New fileds int_load, int_store,
472 fp_move, fp_load and fp_store
473 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
475 (MEMORY_MOVE_COST): New macro.
476 * i386.c (386_cost): Define new fields.
477 (i486_cost): Likewise.
478 (pentium_cost): Likewise.
479 (pentiumpro_cost): Likewise.
482 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
483 Geoffrey Keating <geoffk@cygnus.com>
485 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
487 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
490 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
491 (TARGET_STRICT_ALIGNMENT): New macro.
492 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
493 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
494 * invoke.texi (M680x0 Options): Document -mstrict-align.
496 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
497 Richard Henderson <rth@cygnus.com>
499 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
500 (ix86_split_long_move): Declare.
501 * i386.c (split_xf, ix86_split_movdi): Remove.
502 (ix86_split_to_parts, ix86_split_long_move): New.
503 * i386.md (dimode move splitters): Use ix86_split_long_move.
504 (dfmode move splitters): Likewise.
505 (xfmode move splitters): Likewise.
506 (movsf_1): Allow F->r.
507 (movdf_1, movxf_1): Allow F->ro.
509 1999-11-17 Mark Mitchell <mark@codesourcery.com>
511 * except.h (struct eh_entry): Add goto_entry_p.
512 (eh_region_from_symbol): Remove prototype.
513 * except.c (find_func_region_from_symbol): New function.
514 (emit_cleanup_handler): Likewise.
515 (eh_region_from_symbol): Make it static.
516 (add_new_handler): Verify the argument.
517 (find_func_region): Update comment.
518 (expand_eh_region_end): Expand handlers here, rater than waiting
519 until expand_leftover_cleanups or start_all_catch.
520 (expand_leftover_cleanups): Don't expand here.
521 (expand_start_all_catch): Or here.
522 (expand_rethrow): Check the return value from find_func_region.
523 * function.c (expand_function_end): Emit the catch_clauses.
525 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
527 * integrate.c (expand_inline_function): Add necessary check for NULL.
529 1999-11-18 Nick Clifton <nickc@cygnus.com>
531 * toplev.c (main): Correctly detect an unrecognised option.
533 * cppinit.c (cpp_handle_option): Do not claim to have consumed
534 a -f option if it has not been recognised.
536 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
538 * basic-block.h (update_life_extent): Remove trailing comma on
539 enumeration type list.
541 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
543 * varasm.c (output_constructor) Solved problem with long long
544 bitfields. Corrected calculating this_time and shift. Also
545 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
547 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
549 * flow.c (split_edge): Take looping structure into account when
550 determining where to put the new block note.
552 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
554 * Makefile.in (ggc-none.o): Provide host specific version if
557 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
559 * cse.c (delete_trivially_dead_insns): Identify no-op insns
560 containing subregs too.
562 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
564 * invoke.texi: Add documentation for -muninit-const-in-rodata.
565 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
566 (TARGET_UNINIT_CONST_IN_RODATA): Define.
567 (text_section): Add switches -munint-const-in-rodata and
568 -mno-uninit-const-in-rodata.
569 (ASM_OUTPUT_COMMON): Remove.
570 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
571 const objects should be placed in read-only data. Otherwise declare
574 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
576 * jump.c (jump_optimize_1): Revert last change.
578 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
580 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
581 test if optimizing for size.
583 1999-11-17 Mark Mitchell <mark@codesourcery.com>
585 * Makefile.in (toplev.o): Depend on except.h.
586 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
588 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
590 * i386.md (divmodsi4): Rewrite to expander.
591 (*divmodsi4_nocltd): New.
592 (*divmodsi4_cltd): New.
593 (divmodsi4 splitter): Handle the case when input comes in edx.
594 (udivmodhi4): Do not use constraints in exander.
595 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
597 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
599 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
602 1999-11-16 Jakub Jelinek <jakub@redhat.com>
604 * explow.c (hard_function_value): Add outgoing argument.
605 * expr.h (hard_function_value): Declare it.
606 * calls.c (expand_call, emit_library_call_value): Update callers.
607 * function.c (aggregate_value_p): Ditto.
608 (diddle_return_value): Must look at the outgoing registers
609 on archs with register windows.
611 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
613 * alpha.c (alpha_build_va_list): Use make_lang_type and
614 initialize TYPE_NAME for the va_list record.
616 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
618 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
620 * ggc.h (struct ggc_statistics): Rearrange elements for better
621 packing on 64-bit hosts.
622 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
623 (compute_nearerout): Likewise.
625 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
627 * config/rs6000/rs6000.c (first_reg_to_save): Save
628 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
630 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
632 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
633 notion of nesting to find the DIE for a type or function.
634 DIEs can go in limbo even if we got a context_die.
635 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
636 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
638 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
639 (gen_type_die): Writing out the context doesn't cause member class
640 template instantiations to be written out as well.
642 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
644 * rs6000.h (ASM_OUTPUT_DEF): New.
645 Based on proposed addition from David Edelsohn.
647 1999-11-15 Robert Lipe <RobertLipe@usa.net>
648 Bruce Korb <autogen@linuxbox.com>
650 * fixinc/inclhack.def
651 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
652 (unixware7_byteorder_fix): added. Removes conflicts for new defs
654 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
655 (svr4_endian): enabled with SVR5
656 (svr4_mkdev): simplified syntax and enabled with SVR5
658 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
660 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
661 * configure: Rebuilt.
662 * config/t-freebsd-thread: New file.
664 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
666 * i386.c (ix86_decompose_address): Verify the base is a REG
667 before trying to examine its register number.
669 * basic-block.h: Remove all #defines and prototypes related to
671 (free_bb_mem, compute_preds_succs): Remove prototype.
672 * rtl.h (free_bb_mem): Remove prototype.
673 * flow.c (alloc_int_list_node); Remove function.
674 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
675 (compute_preds_succs, free_bb_mem): Likewise.
676 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
677 * toplev.c (rest_of_compilation): Likewise.
678 * haifa-sched.c (build_control_flow): Use flow generated edge
679 list to build the haifa specific edge list.
680 (find_rgns): Use new CFG data structures instead of pred/succ lists.
681 (schedule_insns): Do not build pred/succ lists anymore. Instead
682 build the edge table.
684 * basic-block.h (dump_bb_data): Remove declaration.
685 * flow.c (dump_bb_data): Remove function.
686 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
687 (sbitmap_union_of_predsucc): Likewise.
689 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
690 argument. All callers changed.
691 (delete_null_pointer_checks_1): No longer need to compute the
694 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
696 (pre_expr_reaches_here_p_work): Likewise.
697 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
698 * lcm.c (compute_laterin): Fix initialization of LATER.
699 (compute_nearerout): Similarly for NEARER.
701 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
703 * cse.c (set_nonvarying_address_components): Delete unused function.
704 (refers_to_p): Likewise.
706 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
708 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
711 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
713 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
714 definition in do while (0).
716 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
718 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
720 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
722 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
724 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
726 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
727 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
728 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
729 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
731 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
732 saved on the stack. Output more accurate stack frame statistics
735 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
737 * genextract.c (record_insn_name): New function.
738 (get_insn_name): No longer a stub.
739 (main): Call record_insn_name for each insn. After each label
740 written, print the insn name in a comment.
742 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
744 * output.h (const_section, init_section, fini_section): Add
747 * alpha/elf.h (const_section): Delete declaration.
749 * svr4.h (const_section): Likewise.
751 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
753 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
754 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
755 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
757 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
758 variable-sized array bounds.
760 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
762 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
765 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
767 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
768 addresses the same way GO_IF_LEGITIMATE_INDEX does.
770 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
772 * cse.c (hash_arg_in_struct): Delete.
773 (struct table_elt): Delete elt in_struct.
774 (struct set): Delete elt src_in_struct.
775 (merge_equiv_classes): Don't set either hash_arg_in_struct or
776 the corresponding in_struct elts.
777 (canon_hash): Likewise.
778 (safe_hash): Likewise.
779 (find_best_addr): Likewise.
780 (record_jump_cond): Likewise.
781 (cse_insn): Likewise.
783 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
785 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
787 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
790 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
792 * function.c (diddle_return_value): Put back check that the DECL_RTL
793 for the function is a register.
795 * function.c (diddle_return_value): Use hard_function_value to
796 get an rtx suitable for use in the USE/CLOBBER insn.
798 * global.c (global_conflicts): Update comments.
799 (record_conflicts): No need to record conflicts between pseudos here.
801 1999-11-11 Bruce Korb <autogen@linuxbox.com>
803 * fixinc/fixincl.c: Added verbose levels for status messages
805 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
807 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
808 operand as argument to expand_and or expand_binop.
810 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
812 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
815 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
817 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
819 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
821 * flow.c (compute_flow_dominators): Initially put all blocks on
823 * lcm.c (compute_antinout_edge, compute_available): Similarly.
824 * gcse.c (compute_cprop_avinout): Remove.
825 (compute_cprop_data): Use compute_available.
826 (delete_null_pointer_checks_1): Use compute_available.
828 * basic-block.h (compute_available): Returns a void now.
829 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
830 to return a value anymore.
831 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
832 worklists. Fix boundary cases. Compute maximal solutions.
833 (compute_laterin, compute_nearerout): Similarly.
835 * dwarf2out.c (add_AT_location_description): Allow
836 (mem (plus (pseudo) (...)) too.
838 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
840 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
842 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
843 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
845 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
847 * gansidecl.h: Likewise.
853 * toplev.h: Likewise.
859 * varray.c: Likewise.
861 * varray.h: Likewise.
863 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
865 * gcov.c (struct arcdata): Add hits and total, remove prob.
866 (output_branch_counts): New.
867 (process_args): Set output_branch_counts if -c.
868 (calculate_branch_probs): Store hits and total instead of
870 (output_data): Emit counts if output_branch_counts is true.
871 * gcov.texi (Invoking Gcov): Document -c switch..
873 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
875 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
876 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
878 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
880 * invoke.texi (C Dialect Options): Add missing builtins from
882 * extend.texi (Other Builtins): Copy to this list.
884 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
886 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
887 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
890 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
892 * flow.c (compute_flow_dominators): No longer treat basic block 0
893 or (n_basic_blocks - 1) specially. Clear the AUX field before
894 starting computation of doms/pdoms. Fix initial state for pdoms.
896 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
898 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
899 match rtl.o's: added ggc.h and toplev.h
900 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
901 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
902 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
904 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
906 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
907 from HAVE_DOS_BASED_FILESYSTEM.
908 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
909 HAVE_DOS_BASED_FILESYSTEM.
911 (split_directories): Only special-case DOS file names if
912 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
913 instead of explicit tests. Conditionalize on !VMS.
914 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
915 tests. Conditionalize on !VMS.
916 (process_command): Only use make_relative_prefix if !VMS.
917 (free_split_directories): Conditionalize on !VMS.
918 (DIR_UP): Conditionalize on !VMS.
920 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
922 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
924 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
926 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
929 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
931 * invoke.texi (Environment Variables): Document relative path
933 * gcc.c (DIR_UP): If not defined, define as "..".
934 (standard_bindir_prefix): New static, holds target location to
936 (split_directories): New function to split a filename into
937 component directories.
938 (free_split_directories): New function, release memory allocated
939 by split_directories.
940 (make_relative_prefix): New function, make a relative pathname if
941 the compiler is not in the expected location.
942 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
943 can figure out an appropriate prefix from argv[0].
944 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
945 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
946 STANDARD_BINDIR_PREFIX.
948 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
950 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
952 * config/c4x/c4x.h: Moved prototypes to c4x.h.
953 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
954 c4x_secondary_memory_needed) Delete.
955 (fp_zero_operand): Add mode argument.
957 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
959 * reload1.c (reload_reg_free_for_value_p): Don't use a register
960 that is in reload_reg_used.
962 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
964 * config/arm/arm-protos.h: New file: Prototypes for functions
965 defined in arm.c and pe.c.
966 * config/arm/arm.h: Fix compile time warnings.
967 * config/arm/arm.c: Fix compile time warnings.
968 * config/arm/pe.h: Fix compile time warnings.
969 * config/arm/aout.h: Fix compile time warnings.
971 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
973 * config/m32r/m32r-protos.h: New file: Prototypes for functions
976 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
977 Add support for subtargets.
978 Add prototypes for new predicates.
979 Add scheduling macros.
981 * config/m32r/m32r.c: Fix compile time warnings.
982 (int8_operand): New predicate function.
983 (reg_or_cmp_int16_operand): New predicate function.
984 (extend_operand): New predicate function.
985 (m32r_adjust_code): New scheduling function.
986 (m32r_adjust_priorty): New scheduling function.
987 (m32r_sched_init): New scheduling function.
988 (m32r_sched_reorder): New scheduling function.
989 (m32r_sched_variable_issue): New scheduling function.
990 (direct_return): New codegen function.
991 (m32r_not_same_reg): New rtl testsing function.
993 * config/m32r/m32r.md: Fix compile time warnings.
994 Add support for pre decrement and post increment memory
999 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1001 * global.c (EXECUTE_IF_CONFLICT): Don't define.
1002 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
1003 (find_reg): Likewise.
1005 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
1007 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
1008 to avoid assembler errors.
1010 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
1012 * config/v850/v850-protos.h: New file: Prototypes for functions
1014 * config/v850/v850.h: Move prototypes to v850-protos.h
1015 * config/v850/v850.c: Move prototypes to v850-protos.h
1016 * config/v850/v850.md: Fix compile time warnings.
1018 * config/fr30/fr30-protos.h: New file: Prototypes for functions
1020 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
1021 * config/fr30/fr30.c: Fix compile time warnings.
1022 * config/fr30/fr30.md: Fix compile time warnings.
1024 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
1026 * tree.h (get_containing_scope): Declare it.
1027 * tree.c (get_containing_scope): New fucntion.
1028 (decl_function_context): Use it.
1029 * toplev.c (rest_of_compilation): Use get_containing_scope.
1031 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1033 * Makefile.in (rtl.o): Depend on toplev.h.
1035 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
1037 * cse.c (delete_trivially_dead_insns): Replace alloca with
1039 * except.c (update_rethrow_references): Likewise.
1040 (init_eh_nesting_info): Likewise.
1041 * function.c (identify_blocks): Likewise.
1042 * gcse.c (dump_hash_table): Likewise.
1043 * graph.c (print_rtl_graph_with_bb): Likewise.
1044 * loop.c (combine_movables): Likewise.
1045 (move_movables): Likewise.
1046 (count_loop_regs_set): Likewise.
1047 (strength_reduce): Likewise.
1048 * profile.c (compute_branch_probabilities): New function, split
1050 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
1051 * regclass.c (regclass): Likewise.
1052 * regmove.c (regmove_optimize): Likewise.
1053 * toplev.c (compile_file): Likewise.
1054 (main): Don't mess with the stack rlimit.
1056 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
1058 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
1059 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
1061 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
1063 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
1065 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
1067 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
1068 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
1071 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
1073 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
1075 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
1077 * gcse.c (post_dominators): Kill.
1078 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
1079 (compute_code_hoist_data): Use compute_flow_dominators. Do not
1080 pass in a pdom array since we do not need pdoms.
1081 * haifa-sched.c (schedule_insns): Similarly.
1082 * flow.c (compute_dominators): Remove dead function.
1083 (compute_flow_dominators): Do not compute doms or pdoms if the
1084 caller does not request them. Split up loop to build doms and
1085 pdoms. Use a worklist to compute doms and pdoms.
1086 * basic-block.h (compute_dominators): Remove prototype.
1088 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
1090 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
1091 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
1092 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
1093 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
1094 (cant_move, fed_by_spec_load, is_load_insn): Remove.
1095 (schedule_region): Remove unused variable.
1096 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
1098 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
1100 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
1101 (update_equiv_regs): Likewise.
1102 (block_alloc): Likewise.
1103 * reg-stack.c (reg_to_stack): Likewise.
1104 (convert_regs_2): Likewise.
1105 * reload1.c (reload_as_needed): Likewise.
1107 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
1109 * Makefile.in (dbxout.o): Depend on ggc.h.
1110 (dwarf2out.o): Likewise.
1111 (xcoffout.o): Likewise.
1112 * dbxout.c: Include ggc.h.
1113 (dbxout_init): Register lastfile as a root.
1114 * dwarf2out.c: Include ggc.h.
1115 (dwarf2out_line): Register lastfile as a root.
1116 * xcoffout.c: Include ggc.h.
1117 (xcoffout_source_line): Register xcoff_lastfile as a root.
1119 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
1121 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
1123 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
1125 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
1127 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1129 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1131 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
1132 (EXECUTE_IF_CONFLICT): Likewise.
1133 (ALLOCNO_LIVE_P): Avoid signed division.
1134 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
1135 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
1136 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
1138 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
1140 * haifa-sched.c (schedule_block): Don't crash if there's no
1141 next insn for an interblock movement.
1142 (add_branch_dependences): Don't allow clobber insns to move either.
1144 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
1146 * i386.c (split_xf): New.
1147 * i386-protos.h: Declare it.
1148 * i386.md (movxf_1): Add general regs alternatives.
1149 (movxf_1+1): New splitter for same.
1151 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
1153 * function.c (purge_addressof_1): Add missing return values.
1155 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
1157 * function.c (is_addressof): New function. Returns true if
1158 the given piece of RTL is an ADDRESSOF.
1159 (purge_addressof_1): Make boolean. Return false if the
1160 ADDRESSOFs could not be purged.
1161 (purge_addressof): If ADDRESSOFs could not be purged from the
1162 notes attached to an insn, remove the offending note(s),
1163 unless they are attached to a libcall.
1165 1999-11-05 Andreas Jaeger <aj@suse.de>
1167 * genoutput.c (null_operand =): Initialize all fields.
1169 * errors.h: Add extern to prototypes.
1171 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
1173 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
1174 * configure: Rebuilt.
1176 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1178 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
1179 (mirror_conflicts): New function.
1180 (global_alloc): Call it.
1181 (expand_preferences): Remove redundant CONFLICTP test.
1182 (find_reg, dump_conflicts): Likewise.
1183 (prune_preferences): Process conflicts one word at a time.
1185 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
1187 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
1188 instead of an explicit loop.
1190 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
1192 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
1193 if REG_RETVAL check succeeds, then put classp in src_elt.
1195 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
1197 * function.c (pad_to_arg_alignment): Only update argument_pad
1198 if the argument's alignment is greater than STACK_BOUNDARY.
1200 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
1202 * bitmap.h (BITMAP_XFREE): New.
1203 * flow.c (life_analysis): Use it.
1204 (life_analysis_1): Free blocks.
1206 * combine.c (undo_commit): New.
1207 (try_combine): Use it. Don't zap undobuf.undos.
1208 (combine_instructions): Don't zap undobuf.undos; free the
1211 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
1213 * stmt.c (cost_table_): New.
1214 (estimate_case_costs): Use it instead of xmalloc.
1216 * toplev.c (compile_file): Reuse dumpname memory instead
1219 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
1221 * reg-stack.c (convert_regs_1): Initialize target_stack->top
1222 after verifying an EH edge.
1224 * haifa-sched.c (init_rgn_data_dependences): Correctly
1225 size bb_pending_lists_length when zeroing.
1227 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
1229 * function.c (diddle_return_value): New.
1230 (expand_function_end): Use it.
1231 * stmt.c (expand_null_return): Likewise.
1232 (expand_value_return): Likewise.
1234 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
1236 * reload1.c (reload): Don't remove return value clobbers.
1238 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
1240 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
1242 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
1244 * cse.c (cse_main): Use xmalloc, not alloca.
1245 (cse_basic_block): Likewise.
1246 * local-alloc.c (local_alloc): Likewise.
1248 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
1249 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1251 * rtl.c: Include toplev.h.
1252 (fatal): Remove declaration.
1254 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
1256 * haifa-sched.c (schedule_block): Fix thinko.
1258 1999-11-03 James McKelvey <mckelvey@fafnir.com>
1260 * fixinc/fixincl.c(create_file): Allow for systems that do not have
1261 S_IR* defined values
1263 1999-11-03 Philippe De Muyter <phdm@macqel.be>
1265 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
1266 call `malloc' instead.
1268 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
1270 * flags.h (flag_renumber_insns): Declare.
1271 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
1273 * rtl.h (renumber_insns): Change prototype.
1274 * toplev.c (flag_renumber_insns): Define.
1275 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
1277 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
1279 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
1280 and fpsqrtd. Use them and create fdiv function unit to more
1281 accurately represent fpu sqrt pipeline semantics on UltraSparc.
1282 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
1284 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
1286 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
1288 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
1289 insn into ready list, do not use just a raw swap.
1291 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
1293 * rtl.h (renumber_insns): New function.
1294 (remove_unnecessary_notes): Likewise.
1295 * emit-rtl.c (renumber_insns): Define.
1296 (remove_unncessary_notes): Likewise.
1297 * toplev.c (rest_of_compilation): Remove dead code.
1298 Use renumber_insns and remove_unncessary_notes.
1300 * gcse.c (struct null_pointer_info): New type.
1301 (get_bitmap_width): New function.
1302 (current_block): Remove.
1303 (nonnull_local): Likewise.
1304 (nonnull_killed): Likewise.
1305 (invalidate_nonnull_info): Take a null_pointer_info as input.
1306 (delete_null_pointer_checks_1): New function.
1307 (delete_null_pointer_checks): Use it.
1309 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
1310 (split_edges): Likewise.
1311 (schedule_block): Likewise.
1312 (compute_block_backward_dependencies): Likewise.
1313 (schedule_region): Likewise.
1314 (schedule_insns): Likewise.
1316 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
1318 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
1319 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
1320 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
1321 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
1322 * jump.c (delete_unreferenced_labels): Don't delete if
1323 LABEL_ALTERNATE_NAME is set.
1324 * print-rtl.c (print_rtx): Dump alternate name.
1325 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
1326 * rtl.h (LABEL_ALTERNATE_NAME): Define.
1327 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
1328 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
1330 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1332 * fix-header.c (recognized_extern, recognized_function): Constify
1335 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
1336 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
1337 (compute_available): Remove unused variable `last'.
1338 (compute_nearerout): Remove unused variable `temp_bitmap'.
1339 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
1340 Remove unused variable `x'.
1342 * scan.h (recognized_function, recognized_extern): Constify a
1345 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
1347 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1349 * varasm.c (decode_rtx_const): Use XSTR to access the string
1352 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
1354 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
1356 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1358 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
1360 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
1362 * pa.c (ireg_operand): New function.
1363 * pa.h (PREDICATE_CODES): Handle ireg_operand.
1364 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
1365 Fix out of date comment.
1367 * pa.md (negdi2): Turn into expander + anonymous pattern.
1369 * reload.c (find_reloads): Fix typos in recent change.
1371 * dwarf2out.c: Do not include ctype.h.
1373 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1375 * regclass.c (record_reg_classes): Always use may_move_cost when
1376 seeing how operand fits with various register classes.
1378 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
1380 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
1381 * toplev.c: Revert Nov 1 13:22 change.
1383 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
1385 * config/pa/pa.md (height reduction patterns): Add checks for
1386 overlapping operands to avoid semantic-destroying splits for
1387 height reduction patterns.
1389 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1391 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
1392 have been an hyphen, fixed.
1393 * configure: Rebuilt.
1395 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
1397 * config/arm/tpe.h: Add prototypes for exported functions.
1398 * config/arm/pe.c: Fix compile time warnings.
1399 * config/arm/semi.h: Fix compile time warnings.
1400 * config/arm/arm.c: Fix compile time warnings.
1401 * config/arm/arm.h: Fix compile time warnings.
1402 * config/arm/arm.md: Fix compile time warnings.
1403 * config/arm/thumb.c: Fix compile time warnings.
1404 * config/arm/thumb.h: Fix compile time warnings.
1405 * config/arm/thumb.md: Fix compile time warnings.
1407 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
1409 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
1412 * unroll.c (unroll_loop): Remove LOOP notes when loop is
1413 completely unrolled.
1415 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1417 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
1419 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
1421 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
1422 * rtl.h (rtx_equal_p): Move prototype.
1423 * rtl.c (rtx_equal_function_value_matters): Move from
1425 (rtx_equal_p): Likewise.
1426 * rtlanal.c (rtx_equal_function_value_matters): Delete.
1427 (rtx_equal_p): Likewise.
1429 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1431 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
1434 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
1436 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
1438 * pa.h (ADDR_VEC_ALIGN): Define.
1440 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
1441 notes when presented with "if (foo) break; end_of_loop" and
1442 the break sequence gets moved out of the loop.
1444 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
1445 Remove explicit zero initializations of entries within MAP.
1447 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
1449 * reg-stack.c (convert_regs_1): Handle EH edges specially.
1451 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
1453 * bitmap.h (BITMAP_XMALLOC): New macro.
1454 * flow.c (CLEAN_ALLOCA): Remove.
1455 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
1456 (life_analysis): Likewise.
1457 (update_life_info): Don't use CLEAN_ALLOCA.
1458 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
1459 (calculate_global_regs_live): Likewise.
1460 (print_rtl_with_bb): Likewise.
1461 (verify_flow_info): Likewise.
1462 * global.c (global_alloc): Likewise.
1463 (global_conflicts): Likewise.
1464 * integrate.c (save_for_inline_nocopy): Likewise.
1465 (expand_inline_function): Likewise.
1466 * jump.c (jump_optimize_1): Likewise.
1467 (duplicate_loop_exit_test): Likewise.
1468 (thread_jumps): Likewise.
1469 * loop.c (loop_optimize): Likewise.
1470 (combine_givs): Likewise.
1471 (recombine_givs): Likewise.
1472 * reorg.c (dbr_schedule): Likewise.
1473 * unroll.c (unroll_loop): Likewise.
1475 * combine.c (combine_instructions): Use xmalloc instead of alloca.
1477 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
1479 * toplev.c (rest_of_compilation): Don't optimize the CFG
1480 when rebuilding, just before dbr.
1482 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1484 * output.h (assemble_end_function, assemble_destructor,
1485 assemble_constructor, assemble_gc_entry, assemble_global,
1486 assemble_label, output_constant_pool) Constify a char*.
1488 * varasm.c (assemble_destructor, assemble_constructor,
1489 assemble_gc_entry, assemble_end_function, assemble_global,
1490 assemble_label, output_constant_pool): Likewise.
1492 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
1494 * config/arm/thumb.c (thumb_expand_prologue): Add comments
1495 explaining what is goin on in this function.
1497 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1499 * regclass.c (record_reg_classes): In matching case, recompute
1500 costs since the direction of movement is different.
1502 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
1504 * resource.c (mark_target_live_regs): For unconditional branches,
1505 the resources found at the branch target should be added to the
1506 resources found so far, not intersected.
1508 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
1510 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
1512 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
1513 (sys/mman.h): Include this file only if #HAVE_MMAP.
1514 (run_compiles): Initialize `esac_fmt' with one old KR string, not
1515 with automatically concatenated ANSI strings.
1517 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
1519 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
1520 (DIV_ROUND_UP): Robustify.
1521 (ggc_recalculate_in_use_p): New function.
1522 (release_pages): Don't inline it.
1523 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
1525 (ggc_pop_context): Use ggc_recalculate_in_use_p.
1526 (clear_marks): Always save in_use_p.
1527 (sweep_pages): Use ggc_recalculate_in_use_p.
1528 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
1529 Release pages before counting statistics.
1531 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
1533 * toplev.c (rest_of_compilation): Fix thinko in this change:
1535 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1537 (rest_of_compilation): If inside an inlined external function,
1538 pretend we are just being declared.
1540 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
1542 * flow.c (calculate_global_regs_live): Fix thinko.
1544 * integrate.c (expand_inline_function): Fix bugs in previous
1545 change from Oct 28, 1999.
1547 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
1549 * stmt.c (expand_value_return): Fix typo in this change:
1551 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1552 (expand_value_return): Correctly convert VAL when promoting function
1553 return; support RETURN_REG being a PARALLEL.
1555 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
1557 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
1559 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1561 * hard-reg-set.h (reg_names): Constify a char*.
1563 * regclass.c (reg_names): Likewise.
1565 * regs.h (reg_names): Likewise
1567 * a29k/a29k.c (reg_names): Delete declaration.
1569 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
1571 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
1572 arc_output_function_epilogue): Likewise.
1574 * elxsi/elxsi.c (reg_names): Likewise.
1576 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
1578 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
1581 * m88k/m88k.c (output_function_profiler): Likewise.
1583 * sparc/sparc.c (sparc_flat_output_function_prologue,
1584 sparc_flat_output_function_epilogue): Likewise.
1586 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
1588 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
1589 warning from -Wuninitialized and put it under -W.
1590 * function.c (uninitialized_vars_warning): Warn only when the
1591 corresponding flag is set.
1593 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
1595 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
1596 is nonzero and the single set does not have an elt, then assign
1599 * simplify-rtx.c: New file.
1600 * Makefile.in (OBJS): Add simplify-rtx.o
1601 (simplify-rtx.o): Add dependencies.
1602 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
1603 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
1604 (cse_gen_binary, simplify_unary_operation): Delete.
1605 (simplify_binary_operation, simplify_plus_minus): Likewise.
1606 (check_fold_consts, simplify_relation_operation): Likewise.
1607 (simplify_ternary_operation): Likewise.
1608 (delete_trivially_dead_insns): Simplify the contents of the
1609 REG_EQUAL note before trying to substitute it into the source
1610 of the reg-reg copy at the end of a libcall sequence.
1612 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
1613 references/callers changed.
1615 * mn10200.c (mn10200_va_arg): Force the return value into a
1618 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
1620 * cccp.c (macroexpand): Avoid out of range accesses for omitted
1623 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
1625 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
1627 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
1629 * fold-const.c (fold): Fix thinko when optimizing comparisons
1632 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
1634 * gcc.texi (Passes): Update front-end files to their current
1637 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
1639 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
1640 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1641 (PREDICATE_CODES): Add addition_operation.
1642 * alpha-protos.h (addition_operation): Declare.
1643 (secondary_reload_class): Likewise.
1644 * alpha.c (addition_operation): New.
1645 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
1646 * alpha.md (adddi3): Turn into expander.
1647 (*lda, *adddi_2): New.
1648 (movsf, movdf patterns): Don't preference integer regs.
1649 (movsi, movdi patterns): Don't preference fp regs.
1651 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
1653 * genrecog.c (write_switch): Check for duplicate CODE cases.
1655 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
1657 * ggc-common.c: Update pre-function commentary.
1658 * ggc-page.c: Likewise.
1660 (poison_pages): Use memset directly.
1661 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
1662 (ggc_collect): Poison before sweeping.
1663 * ggc-simple.c: Update pre-function commentary.
1664 (ggc_alloc_obj): Poison non-zeroed memory.
1666 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
1668 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
1669 match format string, even on 64-bit hosts.
1670 * gcc-page.c (ggc_page_print_statistics): Likewise.
1672 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
1674 * config/i386/i386.c (ix86_cpu): Revert last patch.
1675 * config/i386/i386.h (ix86_cpu): Ditto.
1677 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
1679 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
1680 TYPE_SIZE, convert type of result to sizetype.
1682 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
1684 * flow.c (count_or_remove_death_notes): Equate NULL with the
1687 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
1688 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1691 * i386.c (pic_label_no): Delete.
1692 (ix86_attr_length_default): Don't use single_set to peek
1695 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1696 the first insn after bb->end.
1697 * i386.md (push mem peeps): Scratch is live after evaluation
1699 (cmp mem peep): Similarly.
1701 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1703 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1704 * function.c (pad_to_arg_alignment): Add missing braces.
1706 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1708 * alpha/alpha-protos.h (literal_section): Add prototype.
1709 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1712 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1714 (alpha_start_function, alpha_end_function, float_strings,
1715 alpha_need_linkage): Constify a char*
1717 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1719 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1721 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1723 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1725 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1727 * flow.c (debug_flow_info): Add prototype.
1729 * gcc.c (main): Likewise.
1731 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1734 * reload1.c (failed_reload, set_reload_reg): Likewise.
1736 * mips-tfile.c (main): Likewise.
1737 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1738 with ATTRIBUTE_NORETURN.
1740 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1742 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1743 DECL is not a memory ref.
1745 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1747 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1748 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1750 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1752 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1753 * config/mips/elf64.h: ditto.
1755 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1757 * expr.c (emit_push_insn): New argument alignment_pad.
1758 Update all callers. Adjust stack pointer based on alignment pad.
1759 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1760 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1761 (locate_and_pad_parm): New argument alignment_pad. Update all
1763 * expr.h (emit_push_insn): Update prototype.
1764 (locate_and_pad_parm): Update prototype.
1765 * calls.c (arg_data): Add new field alignment_pad.
1766 (initialize_argument_information): Initialize alignment_pad.
1768 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1770 * except.c (free_eh_nesting_info): Free the info itself.
1771 * function.c (free_after_compilation): Don't free NULL.
1772 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1773 (pre_edge_insert): Free inserted.
1774 * stmt.c (free_stmt_status): Don't free NULL.
1776 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1778 * gcov.c (DIR_SEPARATOR): Provide default.
1779 (output_data): Add test for MS-DOS format absolute filename.
1780 (fancy_abort): Correct program name.
1781 (open_files): Open all files in binary mode.
1782 * libgcc2.c (__bb_exit_func): Likewise.
1784 * profile.c (init_branch_prob): Specify binary when opening files.
1786 * flags.h (flag_unwind_tables): New decl.
1787 * toplev.c (flag_unwind_table): New definition.
1788 (f_options): Add -funwind-tables.
1789 (decode_g_option): Clarify warning when unknown -g option is given.
1790 (rest_of_compilation): If inside an inlined external function,
1791 pretend we are just being declared.
1793 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1794 (dwarf2out_frame_finish): Likewise.
1796 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1798 * fold-const.c (merge_ranges): In not in0, but in1, handle
1799 upper bounds equal like subset case.
1801 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1803 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1804 passed in a register but moved to the stack.
1806 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1808 * gcc.c (pass_exit_codes, greatest_status): New variables.
1809 (struct option_map): Add entry for "--pass-exit-codes".
1810 (execute): Update greatest_status if error.
1811 (display_help): Add documentation for -pass-exit-codes.
1812 (process_command): Handle -pass-exit-codes.
1813 (main): Look at pass_exit_codes and greatest_status on call to exit.
1815 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1817 * reload.c (find_reloads): Refine test for no input reload
1818 case to not includes reloads emitted after insn.
1820 * function.c (find_temp_slots_from_address): Handle sum involving
1821 a register that points to a temp slot.
1822 (update_temp_slot_address): Make recursive call if both old and
1823 new are PLUS with a common operand.
1824 * calls.c (expand_call): Mark temp slot for result as having
1827 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1829 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1830 component as well as "BINUTILS".
1832 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1833 * integrate.c (copy_rtx_and_substitute): Likewise.
1834 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1835 All callers changed.
1836 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1838 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1839 gdb extensions, write size of type; also be more consistent
1840 in using references when this is a subtype.
1842 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1843 that is out of range.
1845 * loop.c (unknown_constant_address_altered): New variable.
1846 (prescan_loop): Initialize it.
1847 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1848 (invariant_p, case MEM): Remove handling for volatile and readony;
1849 check new variable if readonly.
1850 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1852 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1853 (addr_affects_sp_p): Removed from note_mem_written and only
1854 define #ifdef AUTO_INC_DEC.
1856 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1858 * regclass.c (record_reg_classes): Properly handle register move
1861 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1862 Don't think valid if both operands are invalid.
1863 (struct constant_descriptor): New field RTL.
1864 (mark_const_hash_entry): Mark it.
1865 (record_constant{,_rtx}): Initialize it.
1866 (output_constant_def): Allocate RTL in permanent obstack and
1868 ({record,compare}_constant_1): Modes must match for
1869 CONSTRUCTOR of ARRAY_TYPE.
1871 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1872 * output.h (initializer_constant_valid_p): Move decl to here.
1873 * c-common.c (initializer_constant_valid_p): Delete function from here.
1874 * varasm.c (initializer_constant_valid_p): Move function to here.
1876 * tree.h (STRIP_SIGN_NOPS): New macro.
1877 * fold-const.c (optimize_minmax_comparison): New function.
1878 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1879 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1880 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1881 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1882 widening conversions.
1883 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1884 to look at size of mode, not precision of type; also add missing cases.
1885 (optimize_bit_field_compare, decode_field_reference): Don't try to
1886 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1888 * dwarf2out.c (ctype.h): Include.
1889 (dwarf2out_set_demangle_name_func): New function.
1890 (size_of_line_info): Deleted.
1891 (output_line_info): Compute size of line info table from difference
1893 (base_type_die, add_name_attribute): Call demangle function, if any.
1894 (field_byte_offset): Use bits per word for variable length fields.
1895 (gen_array_type_die): Add array name.
1896 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1897 (dwarf2out_add_library_unit_info): New function.
1899 * explow.c (set_stack_check_libfunc): New function.
1900 (stack_check_libfunc): New static variable.
1901 (probe_stack_range): Allow front-end to set up a libfunc to call.
1903 * combine.c (simplify_comparison): When making comparison in wider
1904 mode, check for having commuted an AND and a SUBREG.
1905 (contains_muldiv): New function.
1906 (try_combine): Call it when dividing a PARALLEL.
1907 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1908 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1910 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1911 use one of the CLOBBERs instead.
1912 (if_then_else_cond): If comparing against zero, just return thing
1915 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1916 Don't generate shifts and subtract if have conditional arithmetic.
1918 * rtl.h (delete_barrier): New declaration.
1919 * jump.c (jump_optimize): Set up to handle conditional call.
1920 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1921 (delete_barrier): New function.
1923 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1925 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1927 * tree.c (build_type_attribute_variant): Push to obstack of
1928 ttype around type_hash_canon call.
1930 * expr.c (placeholder_list): Move decl to file scope.
1931 (expand_expr): Don't force access to volatile just because its
1933 If ignoring reference operations, just expand the operands.
1934 (expand_expr, case COMPONENT_REF): Propagate
1935 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1936 Refine test for using bitfield operations vs pointer punning.
1937 (expand_expr, case CONVERT_EXPR): If converting to
1938 BLKmode UNION_TYPE from BLKmode, just return inner object.
1939 Use proper mode in store_field call.
1940 Properly set sizes of object to store and total size in store_field
1941 call for convert to union.
1942 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1943 memory (like for ADDR_EXPR). Also, don't put constant in register if
1944 we'll want it in memory.
1945 (readonly_fields_p): New function.
1946 (expand_expr, case INDIRECT_REF): Call it if LHS.
1947 (expand_assignment): Handle a RESULT_DECL where
1948 DECL_RTL is a PARALLEL.
1949 (do_jump, case WITH_RECORD_EXPR): New case.
1950 (get_inner_reference): Always go inside a CONVERT_EXPR
1951 and NOP_EXPR if both modes are the same.
1952 (store_field): Use bitfield operations if size of bitsize is not same
1953 as size of RHS's type.
1954 Check for bitpos not a multiple of alignment in BLKmode case.
1955 Do block move in largest possible alignment.
1956 (store_constructor): Set BITSIZE to -1 for variable size and properly
1957 in case of array of BLKmode.
1958 (expand_expr_unaligned): New function.
1959 (do_compare_and_jump): Call it.
1961 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1962 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1963 does not include 'o'.
1965 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1966 both SET_DEST and SET_SRC reference a virtual register.
1967 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1969 * integrate.c (expand_inline_function): Handle case of setting
1970 virtual stack vars register (from built in setjmp); when parameter
1971 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1972 (subst_constant): Add new parm, MEMONLY.
1973 (expand_inline_function, integrate_parm_decls): Pass new parm.
1974 (integrate_decl_tree): Likewise.
1975 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1976 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1977 (copy_rtx_and_substitute, case SET): Add explicit calls to
1978 copy_rtx_and_substitute for both sides.
1980 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1982 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1983 within INDEX_TYPE, instead of before.
1984 (fixup_gotos): Use f->target_rtl, not the next insn,
1985 since latter may be from a later fixup.
1986 (expand_value_return): Correctly convert VAL when promoting function
1987 return; support RETURN_REG being a PARALLEL.
1988 (expand_return): When checking for result in regs and having
1989 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1991 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1993 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1994 last_nominal_fname): Mark const.
1995 (struct include_hash: name, nshort, control_macro): Mark
1997 (struct macrodef: symnam): Mark const.
1998 (struct if_stack: fname): Mark const.
1999 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
2000 (IStable): New character-syntax array which encompasses all
2001 the old is_foo arrays.
2002 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
2003 is_space): New macros for interrogating IStable.
2004 (check_macro_name): Kill last argument. All callers changed.
2006 * cppinit.c (initialize_char_syntax): Delete.
2007 (is_idchar, is_idstart, is_hor_space, is_space,
2008 trigraph_table): Delete.
2009 (IStable): New. Initialize with clever macros to avoid
2010 information duplication.
2011 (builtin_array): Table of builtins to get rid of explicit list
2012 in initialize_builtins.
2013 (initialize_builtins): Use builtins_array.
2014 (cpp_start_read): Call init_IStable, and set IStable['$'] if
2015 opts->dollars_in_ident.
2017 * cppexp.c: Change all refs to is_xyz[] arrays to use new
2019 (cpp_parse_expr): Avoid 'format string is not constant'
2020 warning. Use ISGRAPH to identify printable chars.
2021 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
2023 (read_and_prescan): Map trigraphs to chars with open-coded
2024 if-else-if-... sequence, not a lookup table.
2025 * cpphash.c: Change all refs to is_xyz[] arrays to use new
2027 * cpplib.c: Change all refs to is_xyz[] arrays to use new
2028 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
2029 (check_macro_name): Remove ability to report an invalid
2030 assertion name, which is never used.
2031 (do_line): Constify a couple of char *'s.
2032 * cppmain.c (main): Call cpp_cleanup before returning.
2034 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
2036 * ggc.h (struct ggc_statistics): New type.
2037 (ggc_get_size): New function.
2038 (ggc_print_statistics): Likewise.
2039 * ggc-common.c (ggc_stats): New variable.
2040 (ggc_mark_rtx_children): Keep statistics.
2041 (ggc_mark_tree_children): Likewise.
2042 (ggc_print_statistics): New function.
2043 * ggc-page.c (struct globals): Add bytes_mapped field.
2044 (alloc_anon): Update it.
2045 (release_pages): Likewise.
2046 (ggc_get_size): New function.
2047 (ggc_page_print_statistics): New function.
2048 * ggc-simple.c (ggc_get_size): New function.
2050 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
2052 * flow.c (propagate_block): When the last reference to a label
2053 before an ADDR_VEC is deleted because the reference is a dead
2054 store, delete the ADDR_VEC.
2056 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
2058 * resource.c (find_free_register): Don't use the frame pointer
2059 if frame_pointer_needed.
2061 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
2063 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
2064 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
2066 * config/i960/i960.c (i960_va_start): New locals base, num.
2067 Use INDIRECT_REF instead of ARRAY_REF on valist.
2068 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
2070 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
2072 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
2074 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
2076 * tree.def (PLACEHOLDER_EXPR): Update comments.
2078 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2080 * c-common.c (check_format_info): Avoid non-literal format string
2081 warnings when `first_arg_num' is zero.
2083 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2085 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
2087 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
2089 * arm.md (casesi_insn): Add a clobber of the condition code
2092 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
2094 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
2095 used by both cc1 and cc1plus.
2097 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
2099 * config/arm/arm.c: Initialise arm_structure_size_boundary to
2100 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
2101 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
2102 to the value 32 if it has not already been defined.
2103 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
2104 Override definition in arm.h with a value of 8.
2106 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
2108 * c-pragma.c (push_alignment): Don't check the return value
2111 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
2113 * sparc.h (ADJUST_COST): Fix thinko.
2115 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
2117 * cccp.c (rescan): Fixed obp pointer handling around call to
2118 check_expand subroutine.
2120 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
2122 * gcse.c (delete_null_pointer_checks): Only record non-null info
2123 for pseudos when examining stores.
2125 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
2126 splitters for these patterns. Use "#" for output templates.
2127 (addsi3_carryin_shift): New pattern.
2129 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
2131 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
2132 of the function return register into a plain REG until
2133 after function inlining is done.
2135 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
2137 * jump.c (jump_optimize_1): If we did cross-jumping, and
2138 the data will matter, rebuild the CFG.
2139 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
2140 not optimizing. Don't run shorten_branches.
2141 * toplev.c (rest_of_compilation): Run shorten_branches after
2144 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
2146 * rtl.h (note_stores): Add additional paramter.
2147 * rtlanal.c (reg_set_p_1): Take additional paramter.
2148 (reg_set_last_1): Likewise.
2149 (reg_set_p): Adjust call to note_stores.
2150 (reg_set_last): Likewise.
2151 (note_stores): Pass data parameter to worker function.
2152 * alias.c (record_set): Take additional parameter.
2153 (init_alias_analysis): Pass it.
2154 * caller-save.c (mark_set_regs): Take additional parameter.
2155 (save_call_clobbered_regs): Pass NULL to note_stores.
2156 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
2158 (record_dead_and_set_regs_1): Likewise.
2159 (reg_dead_at_p_1): Likewise.
2160 (combine_instructions): Adjust calls to note_stores.
2161 (try_combine): Likewise.
2162 (record_dead_insn): Remove.
2163 (record_dead_and_set_regs): Adjust calls to note_stores.
2164 (reg_dead_at_p): Likewise.
2165 * cse.c (invalidate_skipped_set): Take additional parameter.
2166 (cse_check_loop_start): Likewise.
2167 (cse_check_loop_start_value): Remove.
2168 (cse_set_around_loop): Adjust calls to note_stores.
2169 * flow.c (notice_stack_pointer_modification): Take additional
2170 parameter. Remove duplicate declaration.
2171 (record_volatile_insns): Adjust calls to note_stores.
2172 * gcse.c (record_set_info): Take additional parameter.
2173 (record_last_set_info): Likewise.
2174 (invalidate_nonnull_info): Likewise.
2175 (record_set_insn): Remove.
2176 (compute_sets): Adjust calls to note_stores.
2177 (last_set_insn): Remove.
2178 (compute_hash_table): Adjust calls to note_stores.
2179 (insert_insn_end_bb): Likewise.
2180 (delete_null_pointer_checks): Likewise.
2181 * global.c (mark_reg_store): Take additional parameter.
2182 (mark_reg_clobber): Likewise.
2183 (reg_becomes_live): Likewise.
2184 (global_conflicts): Adjust calls to note_stores.
2185 (build_insn_chain): Likewise.
2186 * integrate.c (note_modified_parmregs): Take additional parameter.
2187 (mark_stores): Likewise. Make it static.
2188 (save_for_inline_nocopy): Adjust calls to note_stores.
2189 (try_constants): Likewise.
2190 * integrate.h (mark_stores): Remove declaration.
2191 * jump.c (mark_modified_reg): Take additional parameter.
2192 (thread_jumps): Adjust calls to note_stores.
2193 * local-alloc.c (validate_equiv_mem_from_store): Take additional
2195 (no_equiv): Likewise.
2196 (reg_is_set): Likewise.
2197 (validate_equiv_mem): Adjust calls to note_stores.
2198 (update_equiv_regs): Likewise.
2199 (block_alloc): Likewise.
2200 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
2201 (note_addr_stored): Take additional parameter.
2202 (note_set_pseudo_multiple_uses): Likewise.
2203 (record_initial): Likewise.
2204 (prescan_loop): Adjust calls to note_stores.
2205 (strength_reduce): Likewise.
2206 (check_dbra_loop): Likewise.
2207 * regmove.c (flags_set_1): Take additional paramter.
2208 (mark_flags_life_zones): Adjust calls to note_stores.
2209 * reload1.c (mark_not_eliminable): Take additional parameter.
2210 (forget_old_reloads_1): Likewise.
2211 (reload_cse_invalidate_rtx): Likewise.
2212 (reload_cse_check_clobber): Likewise.
2213 (reload_combine_note_store): Likewise.
2214 (move2add_note_store): Likewise.
2215 (reload): Adjust calls to note_stores.
2216 (reload_as_needed): Likewise.
2217 (emit_reload_insns): Likewise.
2218 (reload_cse_regs_1): Likewise.
2219 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
2220 (reload_combine): Adjust calls to note_stores.
2221 * resource.c (update_live_status): Take additional paramter.
2222 (mark_target_live_regs): Adjust calls to note_stores.
2223 * stupid.c (find_clobbered_regs): Take additional parameter.
2224 (stupid_life_analysis): Adjust calls to note_stores.
2226 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
2228 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
2231 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
2234 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
2235 of the variable arm_structure_size_boundary.
2237 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
2239 * alias.c (init_alias_analysis): Allocate reg_known_value and
2240 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
2242 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
2243 * cse.c (cse_main): Call end_alias_analysis.
2244 * haifa-sched.c (schedule_insns): Likewise.
2245 * local-alloc. (update_equiv_regs): Likewise.
2246 * reload1.c (reload_cse_regs): Likewise.
2248 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2250 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
2251 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
2252 mapping from MASK_FPU.
2254 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
2256 * sparc.md (call): Don't bound structure return size to 0xfff.
2258 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
2260 * resource.c (mark_target_live_regs): Check that the target
2261 insn wasn't created after compute_bb_for_insn.
2263 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
2265 * ggc-page.c (poison_pages): Don't be overzealous.
2267 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
2269 * alias.c: Update comments for ADDRESS.
2270 (nonlocal_reference_p): Look inside the ADDRESS to determine if
2271 it is a local memory reference.
2273 * c-typeck.c (build_function_call): Check that the built-in
2274 function is of class BUILT_IN_NORMAL before trying to recongize
2276 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
2277 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
2279 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
2281 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
2283 (pre_gcse): Likewise.
2284 (hoist_expr_reaches_here_p): Likewise.
2285 (hoist_code): Likewise.
2286 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
2288 (pre_expr_reaches_here_p_work): ... here.
2289 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
2291 (expr_reaches_here_p_work): ... here.
2293 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
2295 * resource.c (find_basic_block): Delete.
2296 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
2297 (init_resource_info): Call compute_bb_for_insn.
2299 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
2301 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
2302 with already adjacent blocks, but no fallthru.
2303 (merge_blocks_move_successor_nojumps): Simplify.
2304 (debug_flow_info): New.
2306 * toplev.c (rest_of_compilation): Open jump1 dump file before
2307 jump and close after, as opposed to just using dump_rtl.
2309 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2311 * reload.h (earlyclobber_operand_p): Declare.
2312 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
2313 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2314 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
2315 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
2317 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
2318 Richard Henderson <rth@cygnus.com>
2320 * emit-rtl.c (emit_block_insn_before): New.
2321 (emit_block_insn_after): New.
2322 * basic-block.h: Declare them.
2324 * bitmap.h: Protect from multiple inclusion.
2326 * recog.c (scratch_operand): Handle VOIDmode correctly.
2328 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
2330 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
2331 * function.c (assign_parms): Likewise.
2332 * global.c (global_conflicts): Clarify STACK_REGS commentary.
2334 * reg-stack.c (max_uid): Remove.
2335 (blocks, block_begin, block_end, block_drops_in): Remove.
2336 (block_stack_in, block_out_reg_set, block_number): Remove.
2337 (struct block_info_def, BLOCK_INFO): New.
2338 (enum emit_where): New.
2339 (current_block): New.
2340 (BLOCK_NUM): Remove.
2341 (mark_regs_pat, record_label_references): Remove.
2342 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
2344 (goto_block_pat, print_blocks, dump_stack_info): Remove.
2345 (reg_to_stack): Simplified test for existance of fp code. Use
2346 flow.c code. Call shorten_branches after cross-jump opt.
2347 (check_asm_stack_operands): Renamed from record_asm_reg_life.
2348 Return false if the asm doesn't use stack regs. Don't do life
2349 analysis on the asm.
2350 (emit_pop_insn): Replace function pointer arg `when' with
2351 enum `where'. Update all callers.
2352 (change_stack): Likewise. Update basic block end.
2353 (emit_swap_insn): Use current_block->head to limit reverse search
2354 for start of block. Use emit_block_insn_after.
2355 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
2356 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
2357 structure assignment instead of bcopy.
2359 (convert_regs_entry, convert_regs_exit): New.
2360 (convert_regs_1, convert_regs_2): Split out from convert_regs.
2361 Work on basic blocks and the CFG.
2362 (convert_regs): Use them.
2364 * i386.c (output_fix_trunc): Remove code for DImode input operand
2365 not at top-of-stack.
2366 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
2368 (fix_truncdi_1): Allow any mode scratch.
2370 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
2372 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
2373 * linux.h, netbsd.h, vms.h: Not here.
2375 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
2377 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
2378 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
2379 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
2380 CONDITIONAL_REGISTER_USEAGE): Use them.
2381 * config/mips/mips.c (mips_move_1word,mips_move_2words,
2382 gen_conditional_branch,override_options) : Use them.
2383 * config/mips/mips.md : Use them.
2385 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
2387 * i386.md (zero_extendqihi2): Use SImode register name with andl.
2389 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
2391 * integrate.c (function_cannot_inline_p): Don't allow inlining
2394 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2396 * c-parse.in (cast_expr): Constify.
2398 * cccp.c (special_symbol): Likewise.
2400 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
2402 * dwarf2out.c (base_type_die): Likewise.
2404 * global.c (allocno_compare): Likewise.
2406 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
2408 * regclass.c (fix_register): Likewise.
2410 * rtl.h (fix_register): Likewise.
2412 * stupid.c (stupid_reg_compare): Likewise.
2414 * toplev.c (decode_f_option): Likewise.
2416 * tree.c (build_complex_type): Likewise.
2418 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
2420 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
2422 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2424 * reload.c (find_reloads): Compute mode and nregs fields of all
2426 * reload1.c (calculate_needs_all_insns): Simplify a bit.
2427 (calculate_needs): Use precomputed mode/nregs values.
2428 (allocate_reload_reg): Likewise.
2430 (failed_reload, set_reload_reg): ... new functions.
2431 (choose_reload_regs_init): New function, mostly broken out from...
2432 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
2433 Also lose one #if 0 block.
2435 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
2437 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
2440 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
2442 * tree.h (BLOCK_TYPE_TAGS): Remove.
2443 (BLOCK_END_NOTE): Likewise.
2444 (BLOCK_LIVE_RANGE_FLAG): Likewise.
2445 (BLOCK_LIVE_RANGE_START): Likewise.
2446 (BLOCK_LIVE_RANGE_END): Likewise.
2447 (tree_block): Remove live_range_flag, live_range_var_flag, and
2448 type_tags. Remove end_note, live_range_start, and live_range_end.
2449 (remember_end_note): Remove prototype.
2450 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
2451 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
2453 * ggc-common.c (ggc_mark_tree_children): Don't mark
2454 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
2455 * integrate.c (adjust_copied_decl_tree): Remove.
2456 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
2457 * stmt.c (last_block_end_note): Remove.
2458 (init_stmt): Don't add a GC root for it.
2459 (expand_fixup): Don't set it.
2460 (remember_end_note): Remove.
2461 (expand_end_bindings): Don't set last_block_end_note.
2463 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2465 * reload1.c (reload_reg_free_for_value_p): Show
2466 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
2469 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
2471 * expmed.c (extract_bit_field): Allow for the case of non-integer
2472 objects that are smaller than a word (like SFmode on a 64-bit
2475 * loop.c (basic_induction_var): A non-integer variable which is
2476 being set by a paradoxical subreg is probably not a biv.
2478 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2480 * prefix.c (translate_name) Check for empty prefix string.
2482 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
2484 * Makefile.in (CPP_CROSS_NAME): New variable.
2485 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
2487 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
2488 names of the files to be uninstalled.
2490 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
2492 * collect2.c (IS_DIR_SEPARATOR): Define.
2493 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
2495 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
2498 * haifa-sched.c (add_dependence): Update the true dependency
2499 cache the first time we add a true dependence to the LOG_LINKS chain.
2501 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
2503 * fold-const.c (fold): Fix comment.
2505 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2507 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
2508 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
2509 dbxout_start_new_source_file, dbxout_source_file,
2510 dbxout_source_line, dbxout_finish, dbxout_type_fields,
2511 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
2513 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
2514 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
2515 (dbxout_block): Initialize variable `blocknum'.
2517 * dbxout.h (dbxout_init, dbxout_finish,
2518 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
2519 dbxout_args, dbxout_source_line): Constify a char*.
2521 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
2522 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
2523 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
2524 low_pc_attribute, high_pc_attribute, body_begin_attribute,
2525 body_end_attribute, comp_dir_attribute, sf_names_attribute,
2526 src_info_attribute, mac_info_attribute, producer_attribute,
2527 lookup_filename, generate_macinfo_entry, fundamental_type_code,
2528 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
2529 dwarfout_undef): Constify a char*.
2530 (add_incomplete_type, retry_incomplete_types): Add prototypes.
2532 * dwarfout.h (dwarfout_define, dwarfout_undef,
2533 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
2535 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
2537 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
2538 (MULTILIB_ISA_DEFAULT): New.
2539 (MULTILIB_DEFAULTS): Use it.
2540 * config/mips/mips.c (): Remove the now unnecessary definition
2541 of MIPS_ISA_DEFAULT.
2542 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
2543 unnecessary definition.
2545 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
2547 * arm.md (pic_load_addr): Add constraints to operand 1.
2549 1999-10-25 Bruce Korb <autogen@linuxbox.com>
2551 * fixinc/genfixes: Provide a means for specifying -D options to
2554 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
2556 * arm.c (arm_override_options): Correct initialization of
2557 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
2558 arm_is_strong, and arm_is_6_or_7.
2560 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
2561 (note_set_pseudo_multiple_uses): New function.
2562 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
2563 if a pseudo set in the loop exit is used elsewhere.
2565 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
2567 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
2569 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
2571 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
2572 a single load-address pattern.
2574 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
2576 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
2577 depending on whether or not line-number notes are present.
2579 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2581 * cccp.c (progname, file_buf, default_include, include_file,
2582 macrodef, definition, hashval, wchar_type, user_label_prefix,
2583 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
2584 expand_to_temp_buffer, is_system_include, base_name,
2585 absolute_filename, read_name_map, open_include_file,
2586 record_control_macro, check_precompiled, check_preconditions,
2587 pcfinclude, pass_thru_directive, create_definition,
2588 check_macro_name, comp_def_part, collect_expansion,
2589 check_assertion, read_token_list, assertion_install,
2590 assertion_lookup, eval_if_expression, conditional_skip,
2591 validate_else, skip_quoted_string, quote_string, macarg1,
2592 error_from_errno, install, lookup, hashf, dump_defn_1,
2593 perror_with_name, pfatal_with_name, main, trigraph_pcp,
2594 check_white_space, rescan, handle_directive, monthnames,
2595 special_symbol, do_include, remap_include_file, write_output,
2596 arglist, do_assert, do_unassert, do_line, do_error, do_once,
2597 do_ident, do_sccs, do_xifdef, skip_if_group,
2598 output_line_directive, macroexpand, macarg, change_newlines,
2599 initialize_builtins, make_definition): Constify a char*.
2601 * pcp.h (stringdef): Likewise.
2603 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
2605 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
2608 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
2609 Richard Henderson <rth@cygnus.com>
2611 * alias.c: Include ggc.h.
2612 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
2613 (record_set): Verify enough room in reg_base_value.
2614 (init_alias_analysis): Allocate reg_base_value with xcalloc.
2615 Register it as a GC root.
2616 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
2617 * Makefile.in (alias.o): Depend on ggc.h.
2619 * unroll.c (unroll_loop): Verify the insn before a barrier
2620 is a JUMP_INSN before checking JUMP_LABEL.
2622 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2624 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
2625 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
2626 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
2627 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
2628 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
2629 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
2631 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2633 * output.h (ctors_section, dtors_section, bss_section): Prototype.
2635 * alpha/alpha-interix.h (text_section): Delete prototype.
2636 * alpha/elf.h (text_section): Likewise.
2637 * arm/linux-elf.h (text_section): Likewise.
2638 * arm/linux-telf.h (text_section): Likewise.
2639 * c4x/c4x.h (text_section): Likewise.
2640 * dsp16xx/dsp16xx.h (bss_section): Likewise.
2641 * elfos.h (text_section): Likewise.
2642 * i386/aix386ng.h (text_section): Likewise.
2643 * i386/i386-interix.h (text_section): Likewise.
2644 * i386/sco5.h (text_section): Likewise.
2645 * i386/svr3gas.h (text_section): Likewise.
2646 * nextstep.h (text_section): Likewise.
2647 * psos.h (text_section): Likewise.
2648 * ptx4.h (text_section): Likewise.
2649 * svr3.h (text_section): Likewise.
2650 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
2652 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2654 * final.c (peephole): Delete prototype.
2656 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
2657 (pre_insert_copies): Remove unused variable `bb'.
2659 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
2662 * output.h (peephole): Add prototype.
2664 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
2666 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
2669 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
2671 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
2672 for inlined declarations.
2674 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
2676 * arm.c (logical_binary_operator): New fucntion.
2677 * arm.h (logical_binary_operator): Declare it.
2678 (PREDICATE_CODES): Handle logical_binary_operator.
2679 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
2680 output constraints. Add appropriate splitters.
2681 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
2682 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
2683 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
2685 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2687 * genoutput.c (struct operand_data): New elt eliminable.
2688 (output_operand_data): Write it.
2689 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
2690 (compare_operands): Take it into account.
2691 * recog.h (struct insn_operand_data): New elt eliminable.
2692 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2694 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2695 (eliminate_regs): Move code that detects changes to elimination
2696 target regs into new function elimination_effects.
2697 Delete one #if 0 block.
2698 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2699 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2700 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2701 Only call eliminate_regs for real operands of the insn, not for parts
2702 of its structure or parts matched by things like match_operator.
2703 Use elimination_effects and check_eliminable_occurrences. Use
2704 copy_insn to duplicate the pattern when not in the final pass.
2706 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2708 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2711 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2713 * fixinc/README: document the "mach" machine matching test
2714 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2715 * fixinc/fixtests.c: Implement the #else/#endif label test
2716 * fixinc/inclhack.def: utilize these tests and fixes
2717 * fixinc/inclhack.sh: regen
2718 * fixinc/fixincl.x: regen
2719 * fixinc/fixincl.sh: regen
2721 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2723 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2726 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2728 * gcc.1: Document exit codes.
2730 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2732 * calls.c: Include tm_p.h later, so everything we need is defined.
2734 * function.c: Likewise.
2736 * except.c: Include tm_p.h.
2738 * sparc.c: Likewise.
2739 (dwarf2out_cfi_label): Don't prototype.
2740 (check_return_regs, epilogue_renumber,
2741 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2742 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2743 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2744 ultra_schedule_insn): Add static prototype.
2745 (data_segment_operand, text_segment_operand): Call itself with the
2746 proper number of arguments.
2747 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2749 * sparc.h: Move all declarations to sparc-protos.h.
2750 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2753 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2755 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2757 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2758 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2759 ASM_OUTPUT_ASCII): Constify a char*.
2761 * sparc-protos.h: New file for sparc prototypes.
2763 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2765 * function.c (record_insns, contains): Always declare and define.
2766 (record_insns): Mark with ATTRIBUTE_UNUSED.
2768 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2770 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2771 to .section when outputting a .bss section to deal with multiple
2772 .bss input sections (as happens with -fdata-sections)
2773 Also output %progbits, not @progbits so the assembler doesn't treat as
2775 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2777 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2778 thumb parts even when building with non-thumb CPUs, by forcing
2781 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2783 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2784 (movdf_const_intreg_sp64): Similarly.
2786 * local-alloc.c (update_equiv_regs): Check the correct insn
2787 for pre-existing REG_EQUIV notes.
2789 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2791 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2792 block reached by a branch if we're not going to actually process
2795 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2797 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2798 a local extern function declaration.
2800 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2802 * i386.c (ix86_expand_prologue): Properly wrap USE around
2803 reg for CALL_INSN_FUNCTION_USAGE.
2805 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2807 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2808 move between GP_REGs.
2810 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2812 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2813 the mode size when finding out if an offset is legal.
2815 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2817 * basic-block.h (PROP_*): Move constants from ...
2819 (compute_bb_for_insn): Free the array before reallocating.
2820 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2821 (allocate_reg_life_data): Reset all reg variables collected by
2823 (get_block_head_tail): Don't convert from bb to block.
2824 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2825 (find_insn_reg_weight): Take block not bb.
2826 (schedule_block): Don't set block num for moved insns.
2827 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2828 (schedule_insns): Do it here instead.
2829 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2830 before update_life_info.
2831 * recog.c (split_all_insns, peephole2_optimize): Update for
2832 new arg to update_life_info.
2833 * rtlanal.c (remove_note): Cope with NULL note.
2834 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2837 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2839 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2841 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2842 block records so that merge_blocks_nomove will clean up correctly.
2843 (split_edge): Handle casesi insns.
2845 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2847 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2849 * pa.md (call, call_value): Do not emit a blockage after restoring
2852 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2854 * c-typeck.c (c_expand_asm_operands): Fix typo.
2856 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2858 * arm.c (fpu_rhs_operand): Verify modes.
2859 (fpu_add_operand): Likewise.
2860 (di_operand): Likewise.
2861 (soft_df_operand): Likewise.
2863 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2865 * arm.c (arm_return_in_memory): APCS rules state that the elements
2866 of a structure returned in a register must be 'integer-like'.
2868 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2870 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2871 in the source tree when the generated targets are out of date
2872 * fixinc/genfixes: Alter it to run individual fixes for make.
2873 * fixinc/README: rewrite
2874 * fixinc/inclhack.def: moved initial comments to README
2876 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2878 * toplev.c (main): Do not generate an error message if an
2879 unrecognised command line switch is recognisable by another
2880 language. If extra_warnings are enabled, then generate a
2881 warning message instead.
2883 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2885 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2886 (insert_pack_attributes): Delete prototype.
2888 * c-pragma.c (default_alignment): New static variable.
2889 (push_alignment): Initialize to current effective alignment.
2890 (pop_alignment): Use to set new alignment.
2891 (insert_pack_attributes): Delete function.
2892 (handle_pragma_token): Set default_alignment as well each time
2893 a #pragma pack(<n>) is encountered.
2895 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2897 * reg-stack.c (stack_result): Aggregates are not returned in
2900 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2902 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2904 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2906 * basic-block.h (set_block_num): Declare.
2907 * flow.c (update_life_info): Don't call compute_bb_for_insn
2908 or free_basic_block_vars.
2909 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2910 (insn_orig_block): Remove.
2911 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2912 (schedule_block): Keep BLOCK_NUM up-to-date.
2913 (schedule_insns): Use compute_bb_for_insn.
2914 * recog.c (split_all_insns): Likewise.
2915 (peephole2_optimize): Likewise.
2917 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2919 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2920 if the pic register is used.
2922 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2924 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2925 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2926 if that tests TREE_PERMANENT.
2928 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2930 * cse.c (invalidate_for_call): Do not remove memory references from
2931 the table here. It's handled elsewhere.
2933 * haifa-sched.c (add_dependence): Protect references to the
2934 true dependency cache with #ifdef INSN_SCHEDULING.
2935 (remove_dependence): Similarly.
2937 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2938 to the cfg code that this is a return instruction.
2939 * mn10300.md (return_internal): Similarly.
2941 * combine.c (get_last_value): If the last set of a register
2942 is after subst_low_cuid, then we can not use it to determine
2943 the register's last value.
2945 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2947 * Makefile.in: Back out previous change.
2949 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2951 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2953 * haifa-sched.c (add_dependence): Only check/update the cache
2955 (remove_dependence): Likewise.
2956 (schedule_insns): Only create the true_dependency_cache if the
2957 average number of instructions in a basic block is very large.
2959 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2961 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2962 (ggc-simple.o): Likewise.
2963 (ggc-page.o): Likewise.
2965 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2967 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2968 Prototype for exported functions.
2969 (pre_lcm, pre_rev_lcm): Remove prototypes.
2970 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2971 (compute_available): Move to lcm.c, and change parameter order.
2972 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2973 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2974 (gcse_main): No longer call compute_preds_succs. Rebuild the
2975 set table after reach pre pass.
2976 (pre_insert_map, pre_delete_map, edge_list): New.
2977 (alloc_pre_mem): Allocate edge vectors.
2978 (free_pre_mem): Delete edge vectors.
2979 (compute_pre_data): Call new edge based lcm routines.
2980 (process_insert_insn): New function.
2981 (insert_insn_end_bb): Use it.
2982 (pre_edge_insert): New function.
2983 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2985 (pre_insert_copies): Revamp using new edge based lcm outputs.
2986 (pre_delete): Likewise.
2987 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2989 (compute_code_hoist_vbeinout): New new edge based routines.
2990 * lcm.c: Remove all the old LCM functions. Replace with new ones
2991 that work with the new cfg datastructures and work with edges
2994 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2996 * reload.h (struct reload): Add new fields "mode" and "nregs".
2997 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2998 to reference the "mode" and "nregs" field within struct reload.
3000 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
3002 * haifa-sched.c (true_dependency_cache): New.
3003 (add_dependence): Use the true dependency cache to avoid expensive
3004 walks down the LOG_LINKS dependency list. Add entries to the
3006 (remove_dependence): Remove entries from the true dependency cache
3008 (schedule_insns): Allocate and initialize and free the true
3011 * haifa-sched.c (schedule_insns): Do not remove inter-block
3012 dependencies anymore.
3014 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
3016 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
3017 * i386/t-winnt: Likewise.
3019 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
3021 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
3023 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
3025 * Makefile.in (LANGUAGES): Omit "proto".
3026 (clean): Remove stale comment about removing unprotoize.c.
3028 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3030 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
3031 using arithmetic on void pointers.
3033 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
3035 * haifa-sched.c (compute_block_forward_dependencies): Only check
3036 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
3038 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
3040 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
3041 (expr_equiv_p): Reject memories with different alias sets.
3043 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
3045 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
3046 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
3047 (f_options): Add "bounded-pointers" and "bounds-check" entries.
3048 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
3049 (lang_init): Set default for flag_bounds_check if still "unspecified".
3051 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3053 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
3055 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3057 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
3060 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3062 * config/c4x/c4x.md (*db_noclobber,
3063 *decrement_and_branch_until_zero_noclobber): New patterns and
3064 associated splitters.
3066 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3068 * config/c4x/c4x.md (parallel instruction patterns): Rework
3069 constraints to keep reload happy.
3071 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3073 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
3074 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
3075 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
3076 Add new patterns and associated post-reload splitters.
3078 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3080 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
3082 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3084 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
3086 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
3088 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3090 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
3093 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
3095 * pa.c (move_operand): Rely on memory_address_p to determine the
3096 validity of non-indexed memory addresses.
3097 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
3098 operand in DFmode and SFmode when generating PA2.0 code.
3100 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
3102 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
3104 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
3106 * mips.c (function_prologue): Fix argument types.
3107 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
3108 (casesi_internal): Write to the scratch register.
3110 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
3112 * cppexp.c (cpp_parse_escape): Make static. Change second arg
3114 (parse_charconst): Delete unnecessary cast when calling
3116 (cpplib.h): Kill prototype of cpp_parse_escape.
3118 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
3120 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
3121 * unroll.c (unroll_loop): Cast return value of alloca.
3122 * i370/i370.c: Include function.h and toplev.h.
3123 (i370_label_scan): Remove c++ commented abort.
3124 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
3125 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
3126 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
3127 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
3129 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
3131 * config/t-freebsd: Do not override USER_H.
3132 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
3134 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
3135 Mumit Khan <khan@xraylith.wisc.edu>
3137 * c-parse.in (component_decl): Support anonymous struct/union.
3139 * c-parse.y: Regenerate.
3140 * c-parse.c: Likewise.
3141 * objc/objc-parse.y: Likewise.
3142 * objc/objc-parse.c: Likewise.
3143 * c-decl.c (finish_struct): Don't sort the fields.
3144 (field_decl_cmp): Delete unused function.
3146 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
3148 * sparc.md (movsf_const_intreg): Revert last constraint change.
3149 (movdf_const_intreg_sp32): Likewise.
3151 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
3153 * cse.c: Include hashtab.h instead of splay-tree.h
3154 (struct cse_reg_info): No longer use variant union. Add new
3155 field "regno". All references changed to avoid union.
3156 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
3157 (free_cse_reg_info): Remove.
3158 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
3159 (get_cse_reg_info): Revamp to use expandable hash tables instead
3160 of splay trees. Initialize new fields in cse_reg_info structure.
3161 (new_basic_block): Similarly.
3163 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
3165 * genrecog.c (message_with_line): Prototype.
3166 (validate_pattern): Pass along the set for the dest, not a flag.
3167 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
3168 Check for PC/CC0 as sources.
3169 (nodes_identical): Check for children position match before
3170 allowing the combination.
3172 * rtl.c (read_rtx): Track line number across \\\n.
3174 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
3176 * mips.h (SPECIAL_MODE_PREDICATES): New.
3177 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
3178 (movdi+1, movsi+1): Add output reload constraint.
3179 (casesi_internal): Likewise. Fix commentary.
3180 (return_internal): Use pmode_register_operand.
3182 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
3184 * 1750a.md (movstrqi): Add missing output reload constraint.
3185 (call_value): Likewise.
3186 * a29k.md (cpxxx patterns): Add missing match_operator mode.
3187 (jmpfdec): Add missing inout reload constraint.
3188 * elxsi.md (addsi patterns): Add missing output reload constraint.
3189 (move from sp): Use @ alternates.
3190 (call_value): No constraint on output.
3191 * fr30.md (movsi_pop): Add missing output reload constraint.
3192 (movsf_constant_store): Likewise.
3193 (splits): Remove constraints.
3194 (subsi3): Add missing mode.
3195 * i370.md (cmpstrsi+1): Add missing output reload constraint.
3196 (call_value): Likewise.
3197 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
3198 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
3199 * m32r.md (movsicc_internal): Add output reload constraint.
3200 (movstrsi_internal): Add inout reload constraints.
3201 * m88k.h (reg_names): Don't declare.
3202 (SPECIAL_MODE_PREDICATES): New.
3203 * m88k.md (*): Use register_operand not reg_or_0_operand
3205 * mn10200.h (PREDICATE_CODES): New.
3206 * ns32k.md (ffs pattern): Add output reload constraint.
3207 * pdp11.md (sob pattern): Add inout reload constraint.
3208 * sh.md (splits): Remove constraints.
3209 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
3210 * v850.md (pattern_is_ok_for_epilogue): Likewise.
3211 * vax.md (jgequ pattern): Add inout reload constraint.
3213 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
3215 * configure.in (djgpp): Revert previous patch.
3216 * configure: Rebuit.
3217 * config/i386/djgpp.h: Revert previous patch.
3219 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
3221 * fixinc/inclhack.def: Restore patch lost during last merge of
3222 "no_bogosity" branch.
3223 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
3225 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3227 * fixincludes: Add a HPUX 11 fix for inttypes.h.
3228 * fixinc/inclhack.def: Same.
3229 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
3231 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
3233 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
3234 as the base of a PLUS.
3236 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3238 * config/c4x/c4x.md: Define mode for remaining unspec operators.
3239 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
3241 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
3243 * pa.md (post_stw+1): Use pmode_register_operand.
3244 (dcacheflush, icacheflush): Likewise.
3246 * i386.md (movstricthi_1): Allow r/r.
3248 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
3250 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
3251 to (not (and (arg0) (arg1))). Similary for and.
3253 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
3254 falltrought to assocate code.
3255 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
3258 * combine.c (simplify_logical): Convert XOR to IOR if operands have
3259 no bits in common; remove XOR to ROTATE conversion.
3261 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3263 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
3265 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3267 * config/c4x/c4x.c (dst_operand): New.
3268 (PREDICATE_CODES): Update.
3269 * config/c4x/c4x.h (dst_operand): Declare it.
3270 * config/c4x/c4x.md: Define mode for each unspec usage.
3271 (move patterns): Use dst_operand predicate instead of src_operand.
3272 (movqi_update, movqf_update): Delete.
3274 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
3276 * recog.c (pmode_register_operand): New.
3277 * recog.h: Declare it.
3278 * genrecog.c (pred_codes): Likewise.
3279 (special_mode_pred_table): Likewise.
3280 (validate_pattern): Don't warn no mode for address_operand.
3282 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
3283 if the operand is not insn-like.
3285 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
3286 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
3288 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
3290 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
3292 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
3293 instead of general_operand in a SET_DEST. Use const_double_operand
3294 instead of an explicit test against CONST_DOUBLE.
3295 (movsf_const_lo): Add missing register mode.
3296 (goto_handler_and_restore): Add auxiliary test for Pmode.
3297 (flush): Adjust to use address_operand.
3298 (return_sf_no_fpu): Add missing output constraint.
3300 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
3302 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
3303 for call return value.
3304 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
3306 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
3308 * toplev.c (main): Only warn about options for other languages.
3309 * collect2.c (main): Pass -w to sub-gcc.
3311 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
3313 * flow.c (propagate_block): Add call-clobbered registers to
3316 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
3317 zapping mem_set_list.
3318 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
3319 (mark_set_1, mark_used_regs): Likewise.
3321 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
3323 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
3325 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3327 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
3328 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
3329 options. Also add a new item "C-only Warning Options" to the
3332 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
3334 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
3335 from multiple calls.
3337 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
3339 * i386.md (call value patterns): Move to the end of the file.
3340 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
3342 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
3344 * configure.in (djgpp configuration): Define extra_objects..
3345 * configure: Rebuilt.
3346 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
3347 (DTORS_SECTION_ASM_OP): Define.
3348 (INIT_SECTION_ASM_OP): Define.
3349 (FINI_SECTION_ASM_OP): Define.
3350 (DATA_SECTION_ASM_OP): Define.
3351 (TEXT_SECTION_ASM_OP): Define.
3352 (EH_FRAME_SECTION_ASM_OP): Define.
3353 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
3354 (STARTFILE_SPEC): Add crtbegin.o.
3355 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
3356 to here from LINK_COMMAND_SPEC.
3357 (DO_GLOBAL_CTORS_BODY): Define.
3358 (CRTSTUFF_USE_FINI_SECTION): Define
3359 (HAS_INIT_SECTION): Delete.
3361 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
3363 * Makefile.in (all.cross): Depend on xcpp$(exeext).
3365 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
3367 * pa.h (PREDICATE_CODES): New.
3369 * genrecog.c (validate_pattern): Condense the destination
3372 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
3374 * alpha.md (call-1): Supply missing mode for operator.
3375 (*): Add missing output reload constraints. Remove constraints
3378 * i386.h (SPECIAL_MODE_PREDICATES): New.
3379 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
3380 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
3381 (addsi_lea_3): Add missing mode for op 3.
3382 (prologue_set_got, prologue_get_pc): Add missing modes.
3383 (*) Add missing output reload constraints.
3385 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
3387 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
3388 check for member bit-size overflow and use var_size if it occurs.
3389 (layout_record): Use bitsize_int() to define the type size in bits.
3390 Likewise for computation and assignment to DECL_FIELD_BITPOS.
3391 (layout_decl): Likewise when assigning to DECL_SIZE.
3393 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
3395 * genrecog.c (validate_pattern): Typo last change. Verify
3396 that output operands have output reloads.
3398 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
3400 * genrecog.c (special_mode_pred_table): New.
3401 (NUM_SPECIAL_MODE_PREDS): New.
3402 (find_operand): New.
3403 (validate_pattern): New argument `insn'. Warn for assignment to
3404 any predicate accepting non-lvalues. Conditionaly warn for
3405 match_operand without a mode. Try much harder to match source
3406 and destination modes on a set.
3407 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
3409 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
3411 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
3413 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
3415 * combine.c (simplify_logical): Recognize xor pattern that encodes
3418 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3420 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
3423 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
3425 * ggc-page.c (MAP_FAILED): Provide default.
3427 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
3429 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
3430 * sparc.h (PREDICATE_CODES): Update.
3432 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
3434 * alpha.c (some_ni_operand): New.
3435 * alpha-protos.h: Declare it.
3436 * alpha.h (PREDICATE_CODES): Update.
3437 * alpha.md (sXaddq reload insns): Use some_ni_operand
3438 for SET_DEST instead of some_operand.
3440 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
3441 Jim Wilson <wilson@cygnus.com>
3443 * genrecog.c (maybe_both_true_2): Don't compare modes of
3445 (process_tree): Elide peephole2_insns. Invoke simplify_tests
3446 after find_afterward.
3447 (debug_decision_1): Dump next and afterward codes.
3449 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
3451 * rtl.c (dump_and_abort): Remove.
3452 (fatal_with_file_and_line): New.
3453 (fatal_expected_char): New.
3454 (read_rtx_lineno, read_rtx_filename): New.
3455 (read_skip_spaces): Track line number.
3456 (read_name): Use fatal_with_file_and_line.
3457 (read_rtx): Use fatal_expected_char. Track line number.
3458 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
3460 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
3461 if it isn't a CODE_LABEL.
3463 * genattr.c (main): Set read_rtx_filename.
3464 * genattrtab.c (main): Likewise.
3465 * gencodes.c (main): Likewise.
3466 * genconfig.c (main): Likewise.
3467 * genemit.c (main): Likewise.
3468 * genextract.c (main): Likewise.
3469 * genflags.c (main): Likewise.
3470 * genopinit.c (main): Likewise.
3471 * genoutput.c (main): Likewise.
3472 * genpeep.c (main): Likewise.
3474 * genrecog.c (decision_test.u.insn): Add `lineno'.
3475 (pattern_lineno, error_count): New variables.
3476 (message_with_line): New.
3477 (add_to_sequence): Break out checking code to ...
3478 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
3479 (merge_insn): Use message_with_line.
3480 (make_insn_sequence): Use validate_pattern. Record insn lineno.
3481 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
3483 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3485 * expr.c (store_constructor): Clear union if constructor is empty.
3487 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
3489 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
3490 Add !endian checks. Change %{...} to %(...).
3492 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
3494 * i386.md (*addsi3_cc): Renamed from addcsi3.
3495 (*addsi3_carry): Renamed from addxsi3.
3496 (*subsi3_cc): Renamed from subcsi3.
3497 (*subsi3_carry): Renamed from subxsi3.
3498 (*xorqi_cc_1): Renamed from xorcqi_1.
3499 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
3500 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
3502 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
3504 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
3505 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
3507 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
3509 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
3510 climb up the chain of insns.
3512 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
3514 * genrecog.c (write_subroutine): Careful for null trees.
3515 (process_tree): Don't elide empty functions.
3517 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
3519 * Makefile.in (genrtl.o): Depend on ggc.h.
3520 * configure.in (valloc): Probe for it.
3521 (with-gc): Use ggc-page if valloc present.
3522 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
3523 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
3524 (ggc_alloc_string): Moved from ggc-page.c.
3525 * ggc-none.c (ggc_alloc_obj): New.
3526 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
3527 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
3528 (struct globals): Likewise for dev_zero_fd.
3529 (init_ggc): Likewise for it's initialization.
3530 (ggc_allocated_p): Move careful dereference from ...
3531 (ggc_lookup_page_table): ... here. Delete.
3532 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
3533 (alloc_anon): Use valloc if no mmap.
3534 (release_pages): Use free if using valloc.
3535 (ggc_alloc_obj): Renamed from alloc_obj.
3536 (ggc_set_mark): Renamed from mark_obj.
3537 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
3538 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
3539 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
3540 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
3541 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
3542 (ggc_collect): Use fp printing instead of our own rounding.
3543 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
3544 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
3545 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
3546 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
3547 (struct ggc_string, struct ggc_any): Delete.
3548 (offsetof): Provide default definition.
3549 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
3551 (struct ggc_mem): New, from corpse of ggc_any.
3552 (struct ggc_status): Delete.
3553 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
3554 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
3555 (n_strings_collected, n_anys_collected): Delete.
3556 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
3557 (ggc_alloc_string, ggc_alloc): Delete.
3558 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
3559 (ggc_free_string, ggc_free_any): Delete.
3560 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
3561 (ggc_compare_addresses, ggc_mark_string): Delete.
3562 (ggc_mark_string_if_gcable, ggc_mark): Delete.
3563 (search_data): Delete.
3564 (struct globals): New.
3565 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
3566 (tree_insert, tree_lookup): New.
3567 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
3568 (clear_marks, sweep_objs): New.
3569 (ggc_collect): Gut. Use clear_marks, sweep_objs.
3570 (init_ggc): Set allocated_last_gc.
3571 (ggc_push_context): Gut. Use G.context.
3572 (ggc_pop_context): Likewise.
3573 (ggc_pop_context_1): New.
3574 (debug_ggc_tree): New.
3575 (debug_ggc_balance, tally_leaves): New.
3576 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
3577 (ggc_mark_string_if_gcable): Remove decl.
3578 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
3579 (ggc_mark_rtvec_children): New.
3580 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
3581 (ggc_mark_if_gcable): New decl.
3582 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
3583 (ggc_alloc_tree, ggc_alloc): Likewise.
3584 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
3585 (ggc_alloc_obj): New decl.
3586 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
3587 (ggc_alloc_tree, ggc_alloc): Likewise.
3588 (ggc_set_mark): New decl.
3589 * rtl.h (struct rtx_def): Remove gc_mark.
3590 (struct rtvec_def): Likewise.
3591 * tree.h (struct tree_common): Likewise.
3593 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
3595 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
3596 float_format and thread_file definitions.
3597 * configure: Rebuilt.
3599 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
3601 * extend.texi (Function Names): Document types of function names.
3603 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3605 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3606 an earlyclobbered output conflict with RELOAD_INPUT reloads.
3608 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3610 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
3612 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3614 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
3616 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
3618 * collect2.c (main): Do prelimnary link on AIX if rflag.
3620 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3622 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
3623 __CTOR_LIST__ in opposite order, which is the correct order for sorted
3625 (__do_global_dtors): similarly for __DTOR_LIST__.
3627 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3628 Diego Novillo <dnovillo@cygnus.com>
3630 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
3633 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
3635 * fixincl/*: Merged "no_bogosity" branch
3636 * fixincl/fixlib.h: protect against doubly defining t_bool
3637 * fixincl/server.h: protect against doubly defining t_bool
3639 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
3641 * genoutput.c: Include toplev.h.
3643 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
3645 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3647 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
3648 * configure: Regenerate.
3650 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3652 * gcse.c (delete_null_pointer_checks): Returns void.
3654 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3656 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
3657 * emit-rtl.c (copy_insn_1): Likewise.
3659 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3661 * config/mips/mips.c (mips_build_va_list): Correct
3662 TREE_CHAIN setting when hard-float.
3663 (mips_va_start): Use corrected setting.
3664 (mips_va_arg): Likewise. Also pass a tree to build of
3665 POSTINCREMENT_EXPR rather than a naked 'int'.
3667 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
3669 * ggc.h (ggc_push_context): Fix comment.
3670 (ggc_pop_context): Likewise.
3671 (mark_string_if_gcable): Likewise.
3672 * ggc-common.c (ggc_mark_rtx_children): Use
3673 ggc_mark_string_if_gcable.
3674 * ggc-page.c (ggc_lookup_page_table): New function.
3675 (ggc_allocated_p): Likewise.
3676 (mark_obj): Fix formatting.
3677 (ggc_mark_string_if_gcable): New function.
3678 * ggc-simple.c (ggc_allocated_strings): New variable.
3679 (ggc_strings_used): Likewise.
3680 (ggc_compare_addresses): New function.
3681 (ggc_pop_context): Pop the `any' memory too.
3682 (ggc_mark_string_if_gcable): New function.
3683 (ggc_collect): Initialize and tear down ggc_allocated_strings.
3685 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
3687 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
3688 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
3689 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3692 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3694 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3695 (sched_reg_live_length, sched_reg_basic_block): Delete.
3696 (current_block_num, bb_live_regs, old_live_regs): Delete.
3697 (dead_notes, struct sometimes): Delete.
3698 (sched_note_set, birthing_insn_p): Delete.
3699 (adjust_priority): Gut useless reg lifetime code.
3700 (create_reg_dead_note, attach_deaths): Delete.
3701 (attach_deaths_insn, new_sometimes_live): Delete.
3702 (finish_sometimes_live): Delete.
3703 (find_pre_sched_live, find_post_sched_live): Delete.
3704 (update_reg_usage): Delete.
3705 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3706 (schedule_insns): Delete reg lifetime code.
3707 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3708 (unlink_other_notes): Adjust REG_NOTE commentary.
3709 (reemit_notes): Use REG_SAVE_NOTE.
3710 (schedule_block): Likewise.
3711 (schedule_region): Allocate bitmap of blocks in region. Use
3712 count_or_remove_death_notes. Use update_life_info.
3714 * rtl.h (REG_SAVE_NOTE): New.
3715 * rtl.c (reg_note_name): Update.
3717 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3719 * combine.c (refresh_blocks, need_refresh): New.
3720 (combine_instructions): Allocate refresh_blocks. Invoke
3721 update_life_info if needed.
3722 (distribute_notes): Mark refresh_blocks instead of installing
3724 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3725 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3727 * Makefile.in (recog.o): Depend on basic-block.h.
3729 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3731 * genrecog.c (add_to_sequence): Thinko last change: delete
3732 shadowing allow_const_int variable.
3734 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3736 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3737 __GNUC__ and __GNUC_MINOR__.
3739 * gansidecl.h: Likewise.
3745 * toplev.h: Likewise.
3751 * varray.c: Likewise.
3753 * varray.h: Likewise.
3755 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3757 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3758 use one before a jump table.
3760 * rtl.def (ADDRESS): Change documentation to match reality.
3761 * md.texi: Don't document it.
3762 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3765 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3767 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3769 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3770 known predicate block; default allow_const_int true.
3771 (debug_decision_list): New.
3773 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3775 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3777 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3779 * gcse.c (gcse_main): Avoid global optimizations if we have a
3780 large number of basic blocks and the ratio of edges to blocks
3782 (delete_null_pointer_checks): Likewise.
3784 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3786 * c-common.c (check_format_info): Warn if format string isn't a
3789 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3791 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3792 * configure: regenerate
3794 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3796 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3797 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3798 (peepholes): Re-enable.
3800 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3802 * Makefile.in (flow.o): Depend on TREE_H.
3803 * basic-block.h (REG_SET_EQUAL_P): New.
3806 (free_regset_vector): Remove declaration.
3807 (flow_delete_insn_chain): Declare.
3808 (enum update_life_extent): New.
3809 (update_life_info, count_or_remove_death_notes): Declare.
3810 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3811 Verify register live at bb->global_live_at_start before adding USE.
3812 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3813 (CLEAN_ALLOCA): New.
3815 (PROP_*): New flags.
3816 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3817 (clear_edges): Zero n_edges.
3818 (make_edge): Increment n_edges.
3819 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3820 (flow_delete_insn_chain): Export.
3821 (delete_block): Decrement n_edges.
3822 (merge_blocks_nomove): Likewise.
3823 (life_analysis): Give life_analysis_1 PROP flags.
3824 (verify_wide_reg_1, verify_wide_reg): New.
3825 (verify_local_live_at_start): New.
3826 (update_life_info): Rewrite to call into propogate_block.
3828 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3829 always mark stack pointer. Conditionally mark PIC register.
3830 After reload, mark call-saved registers, return regsiters.
3831 (life_analysis_1): Accept PROP flags not remove_dead_code.
3832 Call mark_regs_live_at_end before zeroing regs_ever_live.
3833 Use calculate_global_regs_live. Copy global_live_at_end before
3834 calling final propagate_block. Zero reg_next_use on exit.
3835 (calculate_global_regs_live): New.
3836 (allocate_bb_life_data): Don't allocate bb->local_set.
3837 (init_regset_vector, free_regset_vector): Remove.
3838 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3839 Test flags before every operation. Warn if prologue/epilogue insn
3840 would have been deleted.
3841 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3842 Use alloc_EXPR_LIST.
3843 (mark_used_regs): Accept and use FLAGS, not FINAL.
3844 Remove special handling for RETURN.
3845 (try_pre_increment): Use alloc_EXPR_LIST.
3846 (dump_flow_info): Dump n_edges.
3847 (unlink_insn_chain, split_hard_reg_notes): Remove.
3848 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3849 (find_insn_with_note, new_insn_dead_notes): Remove.
3850 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3851 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3852 (replace_insns): Remove.
3853 (count_or_remove_death_notes): New.
3854 (verify_flow_info): Abort on error after all checks.
3855 (remove_edge): Decrement n_edges.
3856 (remove_fake_edges): Tweek format.
3857 * haifa-sched.c (schedule_insns): Use split_all_insns.
3858 * output.h (update_life_info): Remove declaration.
3859 * recog.c (split_all_insns): From the corpse of split_block_insns,
3860 do the whole function block by block. Use update_life_info.
3861 (recog_last_allowed_insn): New.
3862 (recog_next_insn): Mind it.
3863 (peephole2_optimize): Set it. Walk backwards through blocks.
3864 Use update_life_info.
3865 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3866 (split_all_insns): Declare.
3867 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3868 Use split_all_insns.
3870 * i386.md (or -1 peep2s): Disable.
3872 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3874 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3875 a single pattern. Scrap the 'd' versions as unnecessary.
3877 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3878 tablejump_mips162,tablejump_internal4): The operands to a
3879 label_ref must be VOIDmode.
3881 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3883 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3885 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3887 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3889 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3891 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3892 cache every function if ggc_p.
3894 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3896 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3897 instead of copy_rtx. Accept sequences that contain asm statements.
3898 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3899 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3900 orig_asm_operands_vector, copy_asm_operands_vector,
3901 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3903 * rtl.h (copy_insn, copy_insn_1): Declare.
3905 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3907 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3909 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3910 arguments to `current_file_function_operand'.
3912 * genrecog.c: Include hard-reg-set.h and resource.h in the
3913 generated output file.
3915 * real.c: Include tm_p.h.
3917 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3919 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3922 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3924 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3925 before the fctiwz insn.
3927 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3928 Mark Mitchell <mark@codesourcery.com>
3930 * tree.c (make_lang_type_fn): New funtion pointer.
3931 (make_lang_type): Call it.
3932 * tree.h (make_lang_type): Declare.
3933 (make_lang_type_fn): Likewise.
3934 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3936 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3938 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3939 make sure that HIGH instructions are copied into BASE_REGS.
3941 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3943 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3945 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3947 * c-decl.c (finish_struct): Use simpler method of
3948 removing elements of a singly-linked list.
3950 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3952 * alpha.md (peephole2's): Comment out peephole2's that generate
3955 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3957 * genrecog.c (add_to_sequence): Disable mode check for
3960 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3962 * ggc-simple.c (init_ggc): Set empty_string.
3964 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3966 * configure.in: Detect mmap. Add --with-gc=foo to select
3967 garbage collector; default to page if mmap available.
3968 * Makefile.in (GGC): Substitute.
3970 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3972 * c-decl.c (ggc_p): Enable.
3974 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3976 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3978 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3980 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3981 string for little-endian-data.
3983 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3985 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3986 case somebody tries to compile --enable-checking code with gcc
3989 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3991 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3994 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3996 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3997 * jump.c (jump_optimize_1): Document why.
3999 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4001 * collect2.c (scan_prog_file, scan_libraries): Prototype function
4002 pointers and casts for `int_handler' and `quit_handler'.
4004 * flow.c (verify_flow_info, split_hard_reg_notes,
4005 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
4006 remove_edge, remove_fake_successors): Add static prototypes.
4007 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
4008 (mark_set_1): Initialize variable `regno'.
4009 (unlink_insn_chain): Likewise for variable `curr'.
4010 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
4012 * loop.c (strength_reduce): Initialize variable
4013 `unrolled_insn_copies'.
4014 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
4015 prototypes. Change these functions to take const PTR parameters
4016 to avoid prototype conflict when used as the comparson argument
4018 (check_dbra_loop): Initialize variable `comparison_val'.
4020 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
4021 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
4022 (find_valid_class): Initialize variable `best_class'.
4023 (find_reloads): Call memcpy, not bcopy.
4025 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
4026 (hard_reg_use_compare): Don't needlessly cast away const.
4027 (reload_reg_class_lower): Likewise.
4028 (choose_reload_regs): Initialize variable `regno'.
4030 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
4032 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
4034 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
4036 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
4037 ({,d}discard): Add forward declarations. Declare parameter as
4039 (main_without_main): Explicitly declare return type to be int.
4040 (memcpy): Properly declare.
4042 * libgcc2.c (toplevel): If inhibit_libc is defined and not
4043 building the trampoline support, declare malloc, free, and
4045 (__clear_cache): Mark arguments as potentially unused.
4047 * frame.c (toplevel): If inhibit_libc is defined, declare
4050 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
4052 * flow.c (make_edge): Accept an optional 2D bitmap in which
4053 to cache edge existence. Update all callers.
4054 (make_label_edge, make_eh_edge): Pass through the edge cache.
4055 (make_edges): Provide the cache.
4057 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4059 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
4061 (local_mbtowc): Change the type of variable `i' from int to size_t.
4063 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
4064 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
4066 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
4068 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
4069 after other includes that define the appropriate types. Include
4070 tm_p.h for getting user prototypes.
4071 * ggc-callbacks.c (toplevel): Ditto.
4072 * ggc-none.c (toplevel): Ditto.
4073 * gcc-page.c (toplevel): Ditto.
4074 * ggc-simple.c (toplevel): Ditto.
4076 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
4077 Jonathan Larmour <jlarmour@cygnus.co.uk>
4079 * config/mips/mips.c (mips_move_2words): Split doubles if
4080 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
4082 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
4084 * genrecog.c (struct decision_test): New.
4085 (struct decision): Remove test-related members, sort the rest by size.
4086 (IS_SPLIT): Simplify.
4087 (new_decision, new_decision_test): New.
4088 (add_to_sequence): Use them. No special handling for args of
4090 (maybe_both_true): Renamed from not_both_true; return sense changed.
4091 (maybe_both_true_1, maybe_both_true_2): New. Broken out
4092 of maybe_both_true and adjusted for decision_test.
4093 (position_merit): Remove.
4094 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
4095 (merge_accept_insn): New, broken out of merge_trees.
4096 (merge_trees): Use them. No special case for c_test; no node
4097 splitting; use test type instead of position_merit.
4098 (factor_tests): New.
4099 (simplify_tests): New.
4100 (break_out_subroutines): Don't write code now.
4101 (find_afterward): New.
4102 (write_afterward, write_switch, write_cond): New.
4103 (write_action, is_unconditional): New.
4104 (write_node): New. Use them.
4105 (write_tree_1): Rewrite. Use the new functions above.
4106 (write_tree): Remove afterward processing.
4107 (write_subroutine): Simplify function variant emission.
4108 (write_subroutines): New.
4109 (same_codes, clear_codes): Remove.
4110 (same_modes, clear_modes): Remove.
4111 (write_header): New, broken out of main.
4112 (make_insn_sequence): Use new_decision and new_decision_test.
4113 (process_tree): New, broken out of main.
4114 (main): Adjust for merge_trees interface change.
4115 Don't #define operands in the output file.
4116 (record_insn_name): New, broken out of make_insn_sequence.
4117 (debug_decision_2, debug_decision_1, debug_decision_0): New.
4118 (debug_decision): New.
4120 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
4122 * resource.c (find_free_register): Mark class_str argument const.
4123 * resource.h: Update prototype to match.
4125 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
4126 * i386.md: Give all anonymous insns names.
4128 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
4130 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
4133 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
4135 * toplev.c (dbr_sched_time): Unconditional.
4136 (peephole2_time): New.
4137 (compile_file): Add pass numbers to all of the dump file suffixes.
4138 Dump peephole2_time. Don't dump times for non-applicable passes.
4139 (rest_of_compilation): Add pass numbers to dump file suffixes.
4140 Conditionalize calls to the scheduler.
4141 * invoke.texi: Update.
4143 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
4145 * flow.c (make_edges): Fix insn iteration.
4146 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
4147 (find_basic_blocks_1): Fix spelling mistake.
4149 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
4151 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
4152 always have side-effects. Use memset not bzero.
4153 (make_node): Likewise.
4155 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
4157 * stmt.c (expand_anon_union_decl): When any of the elements of the
4158 union is addressable, so is the entire union.
4160 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
4162 * sbitmap.c (sbitmap_ones): Don't set too many bits.
4164 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
4165 * bitmap.c (bitmap_operation): Return true iff TO changed.
4166 (bitmap_equal_p): New.
4167 (bitmap_bit_p): Tidy arithmetic.
4168 (debug_bitmap_file): Likewise.
4170 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
4172 * toplev.c (rest_of_compilation): Turn on cse_not_expected
4173 before cse2 instead of after.
4175 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
4177 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
4180 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4182 * cppinit.c (is_idchar initializer): Loosen tests to accept
4185 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
4187 * mips.md: Define conditional move patterns for floating point
4188 operands and DI mode conditions.
4190 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
4192 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
4193 always have side-effects.
4195 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
4197 * mn10200.c (asm_file_start): Fix typo.
4199 * cppinit.c (is_idchar initializer): Tighten tests for when
4200 to put the table into initialized memory.
4202 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
4203 not an array of rtunion.
4204 * gcc-page.c (ggc_alloc_rtvec): Similarly.
4205 * gcc-simple (ggc_free_rtvec): Similarly.
4207 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
4210 * mbchar.h: Add missing #endif.
4212 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
4213 (FPBIT, DPBIT): Define.
4215 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4217 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
4219 * profile.c (instrument_arcs, output_gcov_string,
4220 tablejump_entry_p): Add static prototypes.
4221 (output_gcov_string): Constify a char*.
4223 * regmove.c (replacement_quality, fixup_match_2): Add static
4226 * resource.h (reg_dead_p): Add extern prototype.
4228 * rtl.c (trim_filename): Add static prototype.
4230 * scan-decls.c (skip_to_closing_brace): Likewise.
4232 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
4233 (expand_end_case): Initialize variable `range'.
4234 (emit_case_nodes): Remove unused prototype `rtx_fn'.
4236 * varasm.c (asm_emit_uninitialised): Add static prototype.
4237 (asm_emit_uninitialised, assemble_variable): Mark parameter with
4240 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4242 * cpplib.c (if_directive_nameo): Add static prototype.
4244 * cse.c (cse_insn): Remove unused variable `p'.
4246 * except.c (create_rethrow_ref, push_entry,
4247 receive_exception_label, new_eh_region_entry, find_func_region,
4248 clear_function_eh_region, process_nestinfo): Add static prototypes.
4249 (get_reg_for_handler): Hide definition.
4250 (process_nestinfo): Initialize variable `extra_handlers'.
4252 * expr.h (expand_builtin_longjmp): Add extern prototype.
4254 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
4256 * function.c (prepare_function_start): Likewise.
4257 (pop_function_context_from): Mark parameter `context' with
4259 (push_temp_slots_for_block, flush_addressof): Hide definition.
4261 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
4262 solve_program_flow_graph, calculate_branch_probs,
4263 function_summary, main, fancy_abort): Add prototypes.
4265 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
4266 (add_hash): Constify a char*.
4268 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
4269 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
4270 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
4272 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
4274 * lists.c (free_list, zap_lists): Likewise.
4276 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4278 * alias.c (nonlocal_reference_p): Add static prototype.
4280 * bitmap.c (bitmap_element_allocate): Prototype args in function
4283 * builtins.c (stabilize_va_list): Add static prototype.
4284 (expand_builtin_va_arg): Constify a char*.
4286 * c-lex.c (getch, put_back, extend_token_buffer_to,
4287 read_line_number, token_getch, token_put_back): Add static
4290 * c-parse.gperf (hash, is_reserved_word): Likewise.
4292 * cccp.c (is_dir_separator): Likewise.
4294 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4296 * graph.h: New file to prototype functions exported by graph.c.
4298 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
4300 * graph.c: Include graph.h.
4302 * toplev.c: Likewise. Remove redundant prototypes.
4304 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
4306 * invoke.texi: Removed duplicated description for -Q.
4308 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
4310 * extend.texi: Grammar fix in __extension__ text.
4312 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
4314 * md.texi (define_peephole2): New section.
4316 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
4318 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
4319 (mov $-1 to or peepholer): Enable for pentium when optimizing for
4322 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
4324 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
4326 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
4328 * i386.md (ffs expander): Emit Pentium friendly code for
4331 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
4333 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
4337 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4339 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
4341 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
4343 * config/m68k/m68k.c (use_return_insn): Return false if the pic
4346 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4348 * md.texi (No Constraints): Delete section.
4349 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
4350 * final.c (final_scan_insn): We always have register constraints.
4351 * genattrtab.c: Don't include "insn-config.h".
4352 (write_attr_case): We always have register constraints.
4353 * genconfig.c (register_constraint_flag): Delete.
4354 (walk_insn_part): Don't check whether we have register constraints.
4355 (main): Don't write out "#define REGISTER_CONSTRAINTS".
4356 * genoutput.c (have_constraints): Delete.
4357 (main): Don't set it.
4358 (output_operand_data): We always have constraints.
4359 (scan_operands): Likewise.
4360 (compare_operands): Likewise.
4361 * local-alloc.c (block_alloc): We always have constraints.
4362 (requires_inout): Always compile this function.
4363 * recog.c (extract_insn): We always have constraints.
4364 (constrain_operands, reg_fits_class_p): Always compile these
4366 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
4368 (struct insn_operand_data): Likewise.
4369 * regclass.c (regclass): We always have constraints.
4370 (record_reg_classes, copy_cost, record_address_regs,
4371 auto_inc_dec_reg_p): Always compile these functions.
4372 * regmove.c (regmove_optimize): We always have constraints.
4373 * reload.c (find_reloads): Likewise.
4374 * reload1.c (reload): Likewise.
4375 (reload_cse_simplify_operands): Likewise.
4376 * i860.c (output_delay_insn): Likewise.
4378 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
4380 * iris6.h (BUILD_VA_LIST_TYPE): Define.
4382 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4384 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
4385 for the va_list record.
4387 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
4389 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
4392 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
4394 * alias.c: Include insn-flags.h.
4395 * Makefile.in (alias.o): Update.
4397 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
4399 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
4400 to LTU and GEU. Handle more cases using sbb.
4402 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
4404 * i386.md (truncatexfdf splitters): Do not use subreg.
4405 (fop XFmode patterns): Fix mode in operand testing.
4407 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
4409 * jump.c (jump_optimize_1): Amend last change to test only the
4410 form of the operand, not the insn.
4412 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
4413 not register_operand to determine when B may need preloading.
4415 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
4417 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
4418 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
4419 (call-value patterns): Move to end of file.
4420 (*): Remove mode from label_ref in (pc) context.
4421 (movstrqi): Use memory not general_operand for BLKmode operands.
4422 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
4423 to register_operand operands.
4424 (peep2 patterns): Convert from commented-out peephole patterns.
4426 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4428 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
4429 to BUILT_IN_INIT_DWARF_REG_SIZES.
4430 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
4431 Renamed from BUILT_IN_DWARF_REG_SIZE; call
4432 expand_builtin_init_dwarf_reg_sizes.
4433 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
4434 with __builtin_init_dwarf_reg_size_table.
4435 * dwarf2out.c (struct reg_size_range): Delete.
4436 (expand_builtin_init_dwarf_reg_sizes): New function.
4437 (expand_builtin_dwarf_reg_size): Delete.
4438 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
4439 (expand_builtin_dwarf_reg_size): Don't declare.
4440 * libgcc2.c (dwarf_reg_size_table_initialized): New.
4441 (dwarf_reg_size_table): New.
4442 (init_reg_size_table): New function.
4443 (copy_reg): Use dwarf_reg_size_table.
4444 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
4447 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
4449 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
4450 Correctly build argument list to constructor and destructor functions.
4452 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
4454 * c-tree.h (warn_float_equal): Declare.
4455 * c-decl.c (warn_float_equal): Define.
4456 (c_decode_option): Recognize -W[no-]float-equal.
4457 * c-typeck.c (build_binary_op): Conditionally warn
4458 about equality tests of floating point types.
4459 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
4460 * invoke.texi: Add docs for -Wfloat-equal warning.
4462 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
4464 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
4465 generating RTL directly.
4466 * mips.h (INIT_TARGET_OPTABS): Likewise.
4467 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
4469 * expr.h (init_mov_optab): Delete declaration
4471 * h8300.c (WORD_REG_USED): Update to avoid useless register
4472 saves in interrupt functions and functions which never return.
4474 * cse.c (struct set): Delete inner_dest_loc field.
4475 (cse_insn): Remove assignments to inner_dest_loc field.
4477 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
4479 * ggc-page.c: Don't include <unistd.h> etc taken care of
4480 by "system.h". Include <sys/mman.h> afterward.
4482 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
4484 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
4487 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
4489 * xcoffout.c (xcoffout_declare_function): Add documentation.
4490 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
4491 TARGET_64BIT. Compare constant to -1, not bit pattern.
4492 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
4493 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
4496 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
4498 * dwarf2out.c (add_abstract_origin_attribute): Abort if
4500 (gen_inlined_enumeration_type_die): Do not abort if the type has
4501 not been writeen out.
4502 (gen_inlined_structure_type_die): Do not abort if the type has
4503 not been writeen out.
4504 (gen_inlined_union_type_die): Do not abort if the type has
4505 not been writeen out.
4506 (gen_tagged_type_instantiation_die): Do not abort if the type
4507 has not been written out.
4509 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4511 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
4513 * reg-stack.c (straighten_stack): Copy hard reg set with
4516 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
4518 * builtins.c (stabilize_va_list): Stabilize array type va_list
4519 to a pointer type, not the base record type.
4520 (expand_builtin_va_copy): Dereference the pointers explicitly;
4521 use the correct size for the copy.
4523 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
4524 (rs6000_va_arg): Likewise.
4526 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
4528 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
4530 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
4532 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
4534 (DECL_BUILT_IN_CLASS): Adjust accordingly.
4536 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
4538 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
4539 (init_ggc): Use it instead of a constant.
4540 (ggc_collect): Bound allocated_last_gc by it.
4542 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
4544 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
4547 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
4549 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
4550 (mips*-*-openbsd*): Let big endian configuration be a fragment.
4552 * config/mips/openbsd.h: New, OpenBSD little endian target.
4553 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
4554 * config/mips/xm-openbsd.h: New, OpenBSD host.
4556 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
4558 * config/m68k/m68k.c (output_function_prologue,
4559 output_function_epilogue): Use
4560 current_function_uses_pic_offset_table instead of regs_ever_live
4561 to decide whether to save/restore pic register.
4562 (legitimize_pic_address): Don't modify regs_ever_live any more.
4564 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
4566 * function.h (struct function): Add x_dont_save_pending_sizes_p.
4567 * stor-layout.c (variable_size): Don't add sizes to the pending
4568 sizes list if x_dont_save_pending_sizes_p is set.
4570 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
4572 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
4573 for symbolic_operand().
4574 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
4576 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4578 * combine.c (gen_rtx_combine): Add missing call to va_end().
4580 * final.c (asm_fprintf): Likewise.
4582 * genattrtab.c (attr_rtx): Likewise.
4584 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
4586 * cse.c: Update comments.
4587 (cse_insn): When converting a conditional/computed jump into
4588 an unconditional jump, always make sure a BARRIER immediately
4589 follows the converted jump. Do not delete unreachable code.
4590 (cse_basic_block): Do not delete unreachable code.
4591 * toplev.c (rest_of_compilation): Move call to
4592 delete_trivially_dead_insns after the conditional call to
4595 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4597 * collect2.c (make_temp_file): Don't prototype.
4599 * gcc.c (make_temp_file): Likewise.
4601 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
4603 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
4605 * varasm.c (asm_emit_uninitialised): New function: Generate
4606 the assembler statements necessary to declare an uninitialised
4608 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
4610 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
4611 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
4613 (assemble_variable): Use asm_emit_uninitialised to emit an
4614 uninitialised variable.
4616 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
4618 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
4619 constant on a 64 bit host. Patch supplied by Geoffrey Keating
4620 <geoffk@cygnus.com>.
4622 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4624 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
4625 * c-common.h (builtin_function): Don't declare.
4627 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
4629 (pushdecl): Likewise.
4630 (finish_decl): Likewise.
4631 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
4632 int. All callers changed.
4633 Set the builtin's DECL_BUILT_IN_CLASS.
4634 * tree.h (enum built_in_class): New.
4635 (enum built_in_function): Delete NOT_BUILT_IN.
4636 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
4638 (DECL_SET_FUNCTION_CODE): Likewise.
4639 (DECL_BUILT_IN_CLASS): New macro.
4640 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
4641 (struct tree_decl): Split builtin function code field into a
4643 (builtin_function): Declare.
4645 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
4647 * optabs.c (init_traps): Fix typo in last change.
4649 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
4651 * toplev.c (rest_of_decl_compilation): Update comment.
4653 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4655 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
4656 in .sbss if appropriate.
4657 (EXTRA_SECTION_FUNCTIONS): Add sbss.
4658 (SBSS_SECTION_ASM_OP): New macro.
4659 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
4660 (EXTRA_SECTIONS): Add in_sbss.
4661 * config/mips/mips.h: Prototype sbss_section.
4663 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
4665 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
4668 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
4670 * optabs.c (init_traps): Register trap_rtx as a GC root.
4672 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4674 * config/mips/mips.c (function_arg_pass_by_reference): Define
4675 unconditionally, since it's called unconditionally.
4677 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4679 * toplev.c (documented_lang_options): Add -fshort-wchar.
4680 * c-decl.c (c_decode_option): Likewise.
4681 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
4683 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
4684 * gcc.c (default_compilers): If -fshort-wchar,
4685 override __WCHAR_TYPE__.
4686 * tm.texi (C Dialect Options): Add -fshort-wchar.
4688 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
4689 symbol for a variable.
4691 * cpplib.h (CPP_PREPROCESSED): New macro.
4692 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4693 we're seeing this input for a second time.
4695 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4697 * emit-rtl.c (init_emit_once): Initialize modes first.
4699 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4701 * config/i386/i386.c (pic_label_name): Change to char pointer.
4702 (global_offset_table): New variable.
4703 (load_pic_register): Fill global_offset_table if it hasn't
4704 already been done. Allocate pic_label_name dynamically.
4705 * ggc.h (empty_string): New variable.
4706 * ggc-simple.c (empty_string): Likewise.
4707 (init_ggc): Allocate empty_string and add as root.
4708 * stmt.c (digit_strings): New variable.
4709 (init_stmt): Add last_block_end_note as root. Allocate and
4710 initialize digit_strings.
4711 (expand_asm_operands): Use empty_string instead of string
4712 constant. Use digit_strings instead of string constants.
4713 * profile.c (init_arc_profiler): Allocate string with
4714 ggc_alloc_string instead of xmalloc.
4715 (output_func_start_profiler): Likewise.
4716 * c-typeck.c (digest_init): Check if init is error_mark_node.
4718 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4719 Richard Henderson <rth@cygnus.com>
4721 * ggc-page.c: New file.
4722 * Makefile.in (ggc-page.o): New.
4724 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4726 * invoke.texi: Document -fdelete-null-pointer-checks
4727 * toplev.c (flag_delete_null_pointer_checks): New.
4728 (f_options): Add entry for -fdelete-null-pointer-checks.
4729 (rest_of_compilation): Conditionalize null pointer check
4730 elimination on flag_delete_null_pointer_checks.
4731 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4733 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4735 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4736 copyright notice and special exception to GPL.
4738 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4740 * abi64.h (mips_function_value): Add prototype arguments.
4742 * mips-protos.h: New file with mips prototypes.
4744 * mips.c: Include "tm_p.h".
4745 (mktemp, lookup_name): Add prototype arguments.
4746 (extern_list, string_constant, mips_fill_delay_slot,
4747 mips_output_external, mips_output_external_libcall,
4748 mips_output_filename, mips_declare_object, function_prologue,
4749 mips_expand_prologue, function_epilogue, mips16_constant,
4750 build_mips16_function_stub, mips_output_conditional_branch):
4752 (mips_va_start): Remove unused variable `u'.
4753 (mips_va_arg): Cast value to unsigned when comparing against one.
4755 (save_restore_insns, mips_expand_prologue): Add missing arg in
4756 call to `large_int'.
4758 * mips.h: Move prototypes to mips-protos.h.
4759 (data_section, memory_address_p, rdata_section,
4760 readonly_data_section, simple_epilogue_p, text_section): Delete
4761 prototypes delcared elsewhere.
4762 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4764 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4766 * mips.md: Delete extra args in call to `mips_move_2words'.
4768 * xm-iris6.h (alloca): Add prototype argument.
4770 * genpeep.c: Include "tm_p.h" in generated output file.
4772 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4774 * basic-block.h (find_edge_index): Change parameters.
4775 * flow.c (verify_edge_list): Pass basic_block parameters to
4776 find_edge_index instead of integers.
4778 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4780 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4783 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4785 * gcc.1: Fix a formatting error.
4787 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4789 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4790 i786, mn10200, mn10300, pdp11, v850.
4792 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4794 * libgcc2.c (num_digits): Add prototype with
4795 __attribute__((const)).
4796 (__terminate): Add prototype.
4798 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4800 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4802 * alpha/alpha.c (print_operand): Fix type of `code'.
4803 (alpha_output_filename): Constify.
4804 * alpha/alpha.h: Move all function declarations ...
4805 * alpha/alpha-protos.h: ... here. New file.
4806 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4807 (SECTION_FUNCTION_TEMPLATE): Likewise.
4809 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4811 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4812 * expr.c (expand_expr): Likewise.
4813 (do_jump): Likewise.
4814 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4815 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4817 (enum can_compare_purpose): New.
4818 (can_compare_p): Adjust prototype.
4819 (prepare_cmp_insn, prepare_operand): Declare.
4820 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4821 * optabs.c (cmp_available_p): Deleted.
4822 (expand_abs): Pass ccp_jump to can_compare_p.
4823 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4824 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4825 Call can_compare_p rather than cmp_available_p.
4826 (prepare_operand): No longer static.
4827 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4828 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4829 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4830 sequence to use emit_cmp_and_jump_insns.
4831 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4833 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4835 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4836 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4837 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4838 (plus (reg) (const_int 0))
4839 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4841 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4843 * rs6000.c (expand_block_move): DImode loads and stores require
4844 word-aligned displacements. Increment address registers with
4845 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4847 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4849 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4850 is no name for the base type, rather than segfault. If we are
4851 writing out a complex integer type, use DW_ATE_lo_user.
4853 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4854 in one word or less (complex char, complex short, or on 64 bit
4855 systems complex float) to/from a hard register, copy it through
4856 memory instead of dying in gen_{real,imag}part. If we have a
4857 short complex type, prevent inlining since it allocates stack
4860 * tree.c (build_complex_type): If we are writing dwarf2 output,
4861 generate a name for complex integer types.
4863 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4865 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4866 * flow.c (remove_edge): Remove extra whitespace.
4867 (remove_fake_edges): Fix comment.
4868 (add_noreturn_fake_exit_edges): Use the correct name.
4870 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4872 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4873 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4874 (clean): Depend on INTL_CLEAN.
4875 (maintainer-clean): Adjust.
4877 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4879 * configure.in (AC_PREREQ): Bump to 2.13.
4880 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4882 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4884 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4886 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4888 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4889 (HAVE_STRINGIZE): Define.
4891 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4893 * c-parse.in: save and restore warn_pointer_arith on __extension__
4894 along with pedantic.
4895 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4896 Set the type of extension to itype rather than $<itype>1 kludge.
4897 * extend.texi (Alternate Keywords): Adjust documentation.
4898 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4900 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4902 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4903 most assembler templates.
4905 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4906 FP loads and stores.
4907 (following_call): Always return zero for the PA8000.
4908 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4909 FP loads and stores.
4910 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4912 * pa.h (BRANCH_COST): Define.
4914 * pa.md (return, return_internal): Use bve for PA2.0.
4916 * pa.md (fused multiply): Add variants which reduce height for the
4917 fused multiply, but which still generate 2 insns.
4918 (fnegabs): Similarly.
4920 * pa.md (subsi3): Turn into an expander. Create two anonymous
4921 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4922 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4924 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4926 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4928 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4929 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4931 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4934 * flow.c (record_active_eh_regions): Terminate loop after finding
4935 the last insn in the last basic block.
4937 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4939 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4941 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4943 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4945 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4947 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4948 splitting to not use output template.
4950 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4952 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4953 * config/c4x/c4x.c (c4x_va_start): New function.
4955 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4957 * genrecog.c (not_both_true): Handle correctly cases when called for
4958 tests with different positions in the insn.
4960 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4962 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4964 * system.h (HOST_PTR_PRINTF): ... to here.
4966 * mips-tfile.c: Don't include machmode.h.
4968 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4969 (mips-tfile.o): Don't depend on machmode.h.
4971 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4973 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4974 avoid conflicts with typedef struct `region' at the top level scope.
4976 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4978 * basic-block.h (basic_block): Add eh_beg, eh_end.
4979 * flow.c (entry_exit_blocks): Update.
4980 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4982 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4983 lists.c functions to allocate insn lists.
4984 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4986 (make_eh_edge): ... here. New.
4987 (move_stray_eh_region_notes): New.
4988 (record_active_eh_regions): New.
4989 (delete_unreachable_blocks): Split out block merging ...
4990 (try_merge_blocks): ... here. New.
4991 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4992 Dump debugging data.
4993 (merge_blocks_move_successor_nojumps): Likewise.
4994 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4996 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4998 * extend.texi (Bound member functions): Document unbound pmf
5001 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5003 * flow.c (split_edge): Handle insertion on a fallthrough edge which
5004 has the EXIT_BLOCK as a dest.
5006 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5008 * flow.c (remove_edge): New function to remove an edge from the
5010 (remove_fake_successors): New function to remove fake successor edges.
5011 (remove_fake_edges): New function to remove all fake edges from the
5013 (add_fake_exit_edges): New function to add fake edges from all blocks
5014 with no successors to the exit block.
5015 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
5016 prototypes for new functions.
5018 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5020 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
5021 Use Pmode to determine whether to output .dword or .word.
5023 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
5025 * tree.c (built_in_filename): New variable.
5026 (BUILT_IN_FILENAME): New macro.
5027 (init_tree_codes): Allocate built_in_filename.
5028 (make_node): Use built_in_filename instead of string constant.
5030 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
5032 * configure.in: Add fr30 target.
5033 * configure: Regenerate.
5034 * config/fr30: New directory.
5035 * config/fr30/crti.asm: New file.
5036 * config/fr30/fr30.c: New file.
5037 * config/fr30/crtn.asm: New file.
5038 * config/fr30/fr30.h: New file.
5039 * config/fr30/fr30.md: New file.
5040 * config/fr30/lib1funcs.asm: New file.
5041 * config/fr30/t-fr30: New file.
5042 * config/fr30/xm-fr30.h: New file.
5044 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
5046 * flow.c (merge_blocks_move_successor_nojumps): Delete the
5047 BARRIER at the end of the successor, not the BARRIER before
5050 * pa.c (pa_add_gc_roots): Fix thinko in last change.
5052 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
5054 * stmt.c (any_pending_cleanups): Don't crash when
5055 current_function->stmt is unset.
5057 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5059 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
5060 other initializations that may use it for relative offsets.
5062 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5064 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
5065 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
5066 * config/i386/sol2dbg.h: Removed.
5067 * config/i386/sol2gas.h: New file, to enable gas work-around.
5068 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
5069 Don't use sol2dbg.h.
5070 * configure: Rebuilt.
5072 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
5074 * invoke.texi (-fthis-is-variable): Remove documentation.
5076 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
5078 * basic-block.h (compute_bb_for_insn): Declare.
5079 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
5080 to use; set size of basic_block_for_insn directly.
5081 (find_basic_blocks): Update.
5083 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5085 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
5087 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5089 * crtstuff.c (ON_EXIT): Delete empty macro definition.
5090 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
5092 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
5094 * c-decl.c (c_decode_option): Extend comment.
5096 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
5098 * toplev.c (progname): Make 'const char *'
5099 (flag_print_mem): Move out of main.
5100 (version_flag): Move out of main.
5101 (filename): Move out of main.
5102 (debug_args): Remove g prefix from options.
5103 (documented_lang_options): Remove cpplib specific options.
5104 (display_help): Add g prefix to debug options.
5105 (check_lang_option): Delete this function.
5106 (decode_d_option): New function: Decode -d... option.
5107 (decode_f_option): New function: Decode -f... option.
5108 (decode_W_option): New function: Decode -W... option.
5109 (decode_g_option): New function: Decode -g... option.
5110 (independent_decode_option): New function: Decode a language
5111 independent command line option.
5112 (main): Invoke lang_decode_option and then
5113 independent_decode_option on each command line option in
5116 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
5118 Revert this change. Gavin's patch to operand_equal_p is a better fix.
5119 * fold-const.c (fold_range_test): Do not try to fold the range
5120 test if the rhs or lhs has side effects.
5122 * basic-block.h (compute_flow_dominators): Declare.
5124 * gcse.c (alloc_code_hoist_mem): New function.
5125 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
5126 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
5127 (hoist_code, one_code_hoisting_pass): Likewise.
5128 (gcse_main): If optimizing for size, then hoist expressions
5129 computed in multiple dominated basic blocks.
5131 * gcse.c (invalid_nonnull_info): New function.
5132 (delete_null_pointer_checks): Likewise.
5133 * rtl.h (delete_null_pointer_checks): Declare.
5134 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
5136 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
5137 (merge-blocks_move_successor_nojumps): Likewise.
5138 (merge_blocks): Allow merging of some blocks, even if it requires
5139 physical movement of the blocks, but not if it requires new jumps.
5141 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
5142 Callers and prototype changed.
5143 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
5145 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5147 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
5148 -YP when both -p and -pg are present. From i386/sol2.h.
5150 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5152 * Makefile.in (distclean): Delete tm_p.h.
5153 * configure.in: Create a new file, "tm_p.h", from a list in
5154 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
5155 "i386/i386-protos.h".
5157 * alias.c: Include "tm_p.h".
5158 * c-typeck.c: Likewise.
5159 * calls.c: Likewise.
5161 * emit-rtl.c: Likewise.
5162 * explow.c: Likewise.
5163 * expmed.c: Likewise.
5165 * final.c: Likewise.
5167 * fold-const.c: Likewise.
5168 * function.c: Likewise.
5170 * global.c: Likewise.
5171 * haifa-sched.c: Likewise.
5172 * integrate.c: Likewise.
5174 * local-alloc.c: Likewise.
5176 * optabs.c: Likewise.
5177 * recog.c: Likewise.
5178 * reg-stack.c: Likewise.
5179 * regclass.c: Likewise.
5180 * regmove.c: Likewise.
5181 * reload.c: Likewise.
5182 * reload1.c: Likewise.
5183 * reorg.c: Likewise.
5184 * resource.c: Likewise.
5186 * stor-layout.c: Likewise.
5187 * toplev.c: Likewise.
5189 * unroll.c: Likewise.
5190 * genattrtab.c (main): Make generated file include "tm_p.h".
5191 * genemit.c (main): Likewise.
5192 * genoutput.c (main): Likewise.
5193 * genrecog.c (main): Likewise.
5195 * i386.h: Delete all prototypes.
5196 * i386.c: Include "tm_p.h".
5197 (ix86_attr_length_default): Call constant_call_address_operand
5198 with correct number of arguments.
5199 * i386-protos.h: New file.
5200 * i386.md (unnamed patterns): Call constant_call_address_operand
5201 with correct number of arguments.
5202 (exception_receiver): Call load_pic_register with correct number
5205 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
5207 * c-pragma.c (mark_align_stack): Dereference the void* properly.
5209 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
5211 * rtl.h (insns_safe_to_move_p): New function.
5212 * loop.c (find_and_verify_loops): Use it.
5213 * rtlanal.c (insns_safe_to_move_p): Define it.
5215 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
5217 * c-pragma.c: Include ggc.h.
5218 * Makefile.in (c-pragma.o): Update.
5220 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5222 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
5223 (LIB_SPEC): Likewise.
5224 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
5225 Reindent -YP/-p/-pg.
5226 Copied from config/sparc/sol2.h.
5228 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
5230 * c-pragma.c (mark_align_stack): New.
5232 * c-pragma.h (init_pragma): Declare it.
5233 * c-lex.c (init_parse): Call it.
5235 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5237 * configure.in: Pick up thread library on Solaris/x86 just
5238 like on Solaris/sparc.
5239 * configure: Rebuilt.
5241 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
5243 * rtl.h (global_rtx_index): New enum.
5244 (global_rtl): Change to array of rtx.
5245 (pc_rtx, cc0_rtx): Redefine accordingly.
5246 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
5247 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
5248 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
5249 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
5250 (const_int_rtx): Change to array of rtx.
5251 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
5253 * emit-rtl.c (global_rtl): Change to array of rtx.
5254 (const_int_rtx): Change to aray of rtx.
5255 (gen_rtx_CONST_INT): Redefine accordingly.
5256 (init_emit_once): Allocate and initialize global_rtl. Likewise
5257 for const_int_rtx. Add both as GC roots.
5258 * genattrtab.c (global_rtl): Update declaration.
5260 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
5262 * Makefile (USER_H): Add iso646.h back.
5264 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
5266 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
5267 zapping the LOG_LINKS of sched_before_next_call.
5269 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
5270 * pa.c (insn_refs_are_delayed): Renamed from
5271 insn_sets_and_refs_are_delayed.
5273 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
5275 * functiion.h (struct function): Add x_whole_function_mode_p.
5276 (retrofit_block): Declare.
5277 * function.c (retrofit_block): New function.
5278 (identify_blocks): Add assertions. Allow an incomplete set of
5279 block notes if we're still generating code for the function.
5280 * integrate.c: Include loop.h.
5281 (expand_inline_function): Call find_loop_tree_blocks to map block
5282 notes to blocks when in whole-function mode. Use retrofit_block
5283 to insert new BLOCKs for the inlined function, rather than
5285 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
5286 * Makefile.in (integrate.o): Depend on loop.h.
5288 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5290 * tree.h (warn_about_unused_variables): Declare.
5291 * stmt.c (warn_about_unused_variables): New function, split out
5293 (expand_end_bindings): Here.
5295 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
5297 * stmt.c (preserve_subexpressions_p): Don't crash when
5298 current_function->stmt is unset.
5300 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
5302 * stmt.c (expand_start_bindings): Allow callers to pass a flag
5303 indicating that no NOTE_INSN_BLOCK_BEG note is required.
5304 (expand_start_target_temps): Use it.
5305 * except.c (expand_eh_region_start_for_decl): Likewise.
5306 * expr.c (expand_expr): Likewise.
5308 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
5310 * fold-const.c (operand_equal_p): Pay attention to side effects.
5312 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
5314 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
5315 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
5317 * tlink.c (scan_linker_output): Look for keywords before accepting
5318 a mangled name in quotes.
5320 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
5322 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
5323 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
5325 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
5327 * alpha.md: Revert Thu Nov 26 change that came in through the
5328 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
5329 Avoid earlyclobber when possible.
5331 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5333 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
5335 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
5336 Define HAVE_ON_EXIT.
5338 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5340 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
5341 CTYPE_CONV in all ctype macros.
5343 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
5346 * cexp.y (initialize_random_junk): Likewise.
5348 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
5350 * i370.c (handle_pragma): Likewise.
5352 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
5354 * v850.c (override_options): Likewise.
5356 * doprint.c (_doprnt): Likewise.
5358 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
5361 * fixinc/server.c (load_data): Likewise.
5363 * fold-const.c (real_hex_to_f): Likewise.
5365 * genattr.c (write_upcase, gen_attr): Likewise.
5367 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
5368 write_upcase): Likewise.
5370 * genemit.c (print_code): Likewise.
5372 * genopinit.c (gen_insn): Likewise.
5374 * genpeep.c (print_code): Likewise.
5376 * genrecog.c (print_code): Likewise.
5378 * optabs.c (init_libfuncs): Likewise.
5380 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
5382 * haifa-sched.c (sched_analyze): Keep the list of notes organized
5384 (reemit_notes): Likewise.
5386 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
5388 * ggc.h (ggc_root): Move to ggc-common.c.
5390 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
5391 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
5392 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
5393 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
5394 * ggc-common.c (ggc_root): Move from ggc.h.
5395 (roots): Declare, static.
5396 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
5397 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
5398 null or check/set mark bit.
5399 (ggc_mark_roots): New.
5400 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
5402 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
5404 * m32r.c: Include toplev.h.
5405 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
5406 (gen_compare): Rename swap_p to must_swap to match uses.
5407 Add default abort case.
5408 (m32r_output_function_epilogue): Remove unused variables.
5409 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
5410 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
5411 define to empty parameter list. Update all uses.
5412 (predicate decls): Use enum machine_mode not int.
5413 * m32r.md (movsi): Call abort, not fatal_insn.
5414 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
5416 1999-09-14 Andrew Haley <aph@cygnus.com>
5418 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
5419 use $0 instead of 0.
5421 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5423 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
5424 computation out of loop over hard regs.
5426 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
5428 * function.c (identify_blocks): Don't shadow a variable in an
5430 * integrate.c (integrate_decl_tree): Don't use pushlevel,
5431 pushdecl, or poplevel to build up the new BLOCK tree.
5432 (expand_inline_function): Likewise.
5433 (integrate_parm_decls): Likewise.
5435 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
5437 * c-typeck.c (qualify_type): Merge qualifiers from both types.
5439 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
5441 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
5442 * invoke.texi: Document this change.
5444 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
5446 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
5448 (mark_emit_status): Renamed from mark_emit_state.
5449 * except.c (mark_eh_status): Renamed from mark_eh_state.
5450 Check not null before marking.
5451 (free_eh_status): New.
5452 * expr.c (mark_expr_status, free_expr_status): New.
5453 * function.c (free_machine_status): New.
5454 (free_after_parsing): New.
5455 (free_after_compilation): Move bits to free_after_parsing; call
5456 free_eh_status, free_expr_status; zero the marked members of the
5458 (prepare_function_start): No can_garbage_collect.
5459 Call init_eh_for_function.
5460 (expand_dummy_function_end): Free up current_function state.
5461 (mark_function_status): Renamed from mark_function_state.
5462 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
5463 * function.h (struct function): No can_garbage_collect.
5464 (free_machine_status, free_after_parsing): Declare.
5465 (free_eh_status, free_expr_status): Declare.
5466 * ggc.h (mark_expr_status): Declare.
5467 * stmt.c (free_stmt_status): Free the struct.
5468 (mark_stmt_status): Renamed from mark_stmt_state.
5469 (init_stmt): Don't call init_eh.
5470 (init_stmt_for_function): Don't call init_eh_for_function.
5471 * toplev.c (compile_file): Call init_eh.
5472 (rest_of_compilation): Free basic block info before ggc_collect.
5473 Call free_after_parsing; conditionally call free_after_compilation.
5474 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
5475 Check not null before marking.
5476 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
5478 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
5480 * c-lex.c (yylex): Initialize warn.
5482 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
5484 * pa.c (emit_move_sequence): Properly set the mode of the scratch
5485 register when performing secondary reloads for the SAR register.
5487 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
5489 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
5490 (NOTE_BLOCK): New macro.
5491 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
5492 * function.h (identify_blocks): Change prototype.
5493 * function.c (identify_blocks): Simplify.
5494 (reorder_blocks): Likewise.
5495 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
5496 NOTE_INSN_BLOCK_{BEG,END}.
5497 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
5498 the list of saved notes if the note isn't a
5499 NOTE_INSN_BLOCK_{BEG,END}.
5500 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
5502 (reemit_notes): Adjust recreation of notes to reflect new saved
5504 * print-rtl.c (print_rtx): Print the address of the BLOCK when
5505 printing a block note.
5506 * stmt.c (block_vector): Remove.
5507 (find_loop_tree_blocks): Simplify.
5508 (unroll_block_trees): Likewise.
5509 * tree.h (reorder_block): Change prototype.
5511 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
5513 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
5514 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
5515 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
5516 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
5517 (atexit, exit): Simplify.
5518 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
5519 * config/lots: Remove defns of HAVE_ATEXIT.
5521 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
5523 * calls.c (precompute_arguments): Fix typo in comment.
5524 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
5527 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
5529 * dsp16xx.c (override_options): Fix typos in GC root registration.
5531 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
5533 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
5535 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
5536 (FUNCTION_PROFILER): Redefine appropriately for Linux.
5537 (CC1_SPEC): Likewise.
5539 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5541 * genattr.c (main): Add extern prototype. Call return, not exit.
5542 * genattrtab.c (main): Likewise.
5543 * gencheck.c (main): Likewise.
5544 * gencodes.c (main): Likewise.
5545 * genconfig.c (main): Likewise.
5546 * genemit.c (main): Likewise.
5547 * genextract.c (main): Likewise.
5548 * genflags.c (main): Likewise.
5549 * gengenrtl.c (main): Likewise.
5550 * genopinit.c (main): Likewise.
5551 * genoutput.c (main): Likewise.
5552 * genpeep.c (main): Likewise.
5553 * genrecog.c (main): Likewise.
5555 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
5556 * genattrtab.c (get_insn_name): Likewise.
5557 * gencodes.c (get_insn_name): Likewise.
5558 * genconfig.c (get_insn_name): Likewise.
5559 * genemit.c (get_insn_name): Likewise.
5560 * genextract.c (get_insn_name): Likewise.
5561 * genflags.c (get_insn_name): Likewise.
5562 * genopinit.c (get_insn_name): Likewise.
5563 * genpeep.c (get_insn_name): Likewise.
5565 * gencheck.c (usage): Add static prototype.
5566 * genextract.c (print_path): Constify a char*.
5567 * genopinit.c (optabs): Likewise.
5568 * genoutput.c (operand_data, data, output_predicate_decls,
5569 compare_operands): Likewise.
5570 * genrecog.c (write_tree): Add default case in switch.
5572 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5574 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
5576 * print-rtl.c (get_insn_name): Remove prototype.
5578 * toplev.h (progname): Declare const.
5580 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
5581 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
5582 dump_sched_info, dump_local_alloc, regset_release_memory,
5583 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
5584 error_with_file_and_line, error_with_decl, error_for_asm, error,
5585 fatal, warning_with_file_and_line, warning_with_decl, warning,
5586 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
5587 Remove redundant prototypes.
5589 (notice, check_lang_option, report_file_and_line, vnotice,
5590 mark_file_stack): Add static prototype.
5591 (set_fatal_function): Add prototype.
5592 (vnotice, report_file_and_line, set_fatal_function,
5593 check_lang_option): Constify a char*.
5594 (main): Prototype. Call return, not exit.
5596 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5598 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
5600 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
5602 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
5604 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
5606 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5608 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
5609 behave as if it's zero in all cases.
5610 (expand_function_start): Adjust call to assign_parms.
5611 * tree.h (assign_parms): Adjust prototype.
5612 * objc/objc-act.c (hack_method_prototype): Adjust call to
5615 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
5617 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
5618 arg_pointer_rtx fixed if the argument pointer register is
5620 (NONZERO_BASE_PLUS_P): Likewise.
5622 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
5624 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
5625 match_insn2 to match_insn.
5626 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
5628 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
5630 * Makefile.in (USER_H): Remove va-foo.h.
5632 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
5633 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
5634 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
5635 va-spur.h,va-v850.h}: Remove.
5637 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
5639 * sparc/sparc.md (eligible_for_return_delay): New attribute.
5640 (in_return_delay): Use it instead of match_insn.
5642 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5644 * config/alpha/va_list.h (va-alpha.h): Do not include.
5645 (__gnuc_va_list): Typedef as in varargs.h.
5647 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
5649 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
5650 DECL_LIVE_RANGE_RTL.
5652 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
5654 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
5655 not NOTE_BLOCK_NUMBER.
5656 (expand_eh_region_end): Likewise.
5657 (find_exception_handler_labels): Likewise.
5658 (scan_region): Likewise.
5659 (exception_optimize): Likewise.
5660 (update_rethrow_references): Likewise.
5661 (set_insn_eh_region): Likewise.
5662 * final.c (final_scan_insn): Likewise.
5663 * flow.c (make_edges): Likewise.
5664 * integrate.c (expand_inline_function): Likewise.
5665 * print-rtl.c (print_rtx): Likewise.
5667 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
5669 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
5670 terms of builtin functions and types.
5672 * mips.c (mips_build_va_list): New.
5673 (mips_va_start, mips_va_arg): New.
5674 * mips.h (BUILD_VA_LIST_TYPE): New.
5675 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5677 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
5678 (sh_build_va_list, sh_va_start, sh_va_arg): New.
5679 * sh.h (BUILD_VA_LIST_TYPE): New.
5680 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5682 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
5684 * recog.h (struct recog_data): Make dup_num, operand_address_p,
5685 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
5686 (struct insn_data): Likewise with n_operands, n_dups,
5687 n_alternatives, output_format.
5688 * regclass.c (scan_one_insn): Cast n_operands to int before
5689 arithmetic inside comparison.
5691 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5693 * toplev.c (compile_function): Unconditionally emit nop.
5695 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5697 * haifa-sched.c (actual_hazard): Move declaration of variable
5698 `this_cost' into the scope where it is used.
5700 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5702 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5703 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5704 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5706 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5708 * jump.c (find_insert_position): Don't declare or define unless
5709 !HAVE_conditional_arithmetic.
5710 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5712 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5714 * recog.c (offsettable_address_p): Prototype function pointer.
5715 (preprocess_constraints): Call memset, not bzero.
5717 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5718 (gcc_obstack_init): Don't declare.
5719 (fix_sizetype): Add static prototype.
5720 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5721 (tree_cons): Call memset, not bzero.
5723 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5724 definition in macro ASM_WEAKEN_LABEL.
5725 (mark_const_hash_entry): Add static prototype.
5727 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5729 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5731 * unroll.c (find_common_reg_term, subtract_reg_term,
5732 loop_find_equiv_value): Add static prototypes.
5733 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5734 (copy_loop_body): Remove unreachable break statement.
5736 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5738 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5740 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5742 Undo some changes from the gcc2 merge:
5743 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5744 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5748 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5749 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5750 initialized float-int union if the value is a NaN.
5752 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5754 * gthr-win32.h: New file.
5756 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5757 shared as a valid attribute.
5758 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5759 * extend.texi: Document `shared' variable attribute.
5761 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5763 * configure.in: Handle --enable-threads on FreeBSD.
5764 * configure: Rebuit.
5766 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5768 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5770 * configure: Rebuilt.
5772 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5773 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5774 Rosimildo DaSilva <rdasilva@connecttel.com>
5776 * configure.in (m68k-*-rtemscoff*): Added.
5777 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5778 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5779 sparc-rtems configuration.
5780 * configure.in (sparc-*-rtemself*): Added.
5781 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5782 * config/i386/rtems.h: Added comment.
5783 * config/sparc/rtemself.h: New file.
5785 * configure.in (m68k-rtemself): Added.
5786 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5787 and DWARF_DEBUGGING_INFO.
5788 * config/m68k/crti.s: New file.
5789 * config/m68k/crtn.s: New file.
5790 * config/m68k/t-crtstuff: New file.
5791 * config/m68k/rtemself.h: New file.
5793 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5794 global ctor/dtor and C++ exception handling.
5795 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5796 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5798 * config/i386/t-rtems-i386: New File.
5800 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5802 * stmt.c (expand_end_case): Return right away if the case stack is
5805 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5807 * Makefile.in (version.c): Remove rule incorrectly brought in from
5810 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5812 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5813 * msdos/top.sed: Take into account a prepended $(SHELL) to
5815 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5817 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5819 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5821 * regmove.c (fixup_match_1): Don't change an unchanging register.
5822 (stable_but_for_p): Renamed to:
5823 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5824 Changed all callers.
5826 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5828 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5829 insn from BL2 is after the insn from BL.
5831 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5833 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5834 (struct insn_data): Merge `template' and `outfun' into `output'.
5835 Add `output_format'.
5836 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5837 (struct data): Remove `outfun'; add `output_format'.
5838 (name_for_index): Remove declaration.
5839 (output_insn_data): Handle output formats.
5840 (process_template): Emit the bare array for @.
5841 (gen_expand, gen_split): Set output_format to NONE.
5842 * output.h (get_insn_template): Declare.
5843 * final.c (get_insn_template): New.
5844 (final_scan_insn): Use it.
5845 * toplev.c (compile_file): Likewise.
5847 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5848 * i860/i860.c (output_delayed_branch): Likewise.
5849 (output_delay_insn): Likewise.
5851 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5853 * rtl.c (obstack_alloc_rtx): Removed.
5855 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5857 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5859 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5861 * i386.c (call_insn_operand): Reject const_int.
5862 (expander_call_insn_operand): Use call_insn_operand.
5864 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5866 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5868 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5870 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5871 Use DImode operation.
5873 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5875 * gcc.c: Include sys/resource.h.
5876 (report_times): New flag.
5877 (execute): If report_times is set, calculate and report the
5878 CPU time consumed by each subprocess.
5880 (rus, prus): New globals.
5881 (option_map): Add --time.
5882 (display_help): Document -time.
5883 (process_command): Set report_times if -time is given.
5884 Turn off -pipe if -time is given.
5886 * invoke.texi: Document new option -time.
5888 * configure.in: Check for getrusage. Check if we have to
5889 prototype getrusage.
5890 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5891 * configure: Regenerate.
5892 * config.in: Regenerate.
5894 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5896 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5899 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5901 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5902 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5903 (nan): Return _thenan_sf or _thenan_df as appropriate.
5904 (L_thenan_sf): Define _thenan_sf.
5905 (L_thenan_df): Define _thenan_df.
5907 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5908 (DPBIT_FUNCS): Add _thenan_df.
5910 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5912 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5915 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5917 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5920 (lang_specific_driver): Don't take a function pointer parameter.
5921 All callers changed.
5923 * gcc.c: Include gcc.h.
5924 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5925 lang_specific_extra_outfiles, fatal): Don't declare.
5926 (multilib_defaults_raw): Constify.
5927 (read_specs): Call memset, rather than bzero.
5928 (main): Call return, not exit.
5929 (lookup_compiler): Call memcpy, not bcopy.
5930 (fatal): Make extern.
5932 * cppspec.c: Include gcc.h.
5933 (lang_specific_driver): Initialize variable `quote'. Constify a
5934 char*. All calls to the function pointer parameter now
5935 explicitly call `fatal'.
5937 * gccspec.c (lang_specific_driver): Include gcc.h.
5939 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5941 * arm.c (note_invalid_constants): Use recog_data.operand_type
5944 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5946 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5949 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5950 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5951 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5952 reload_secondary_in_reload, reload_secondary_out_reload,
5953 reload_secondary_in_icode, reload_secondary_out_icode,
5954 reload_reg_rtx, reload_when_needed): Delete declarations.
5955 (struct reload): New structure.
5956 (rld): Declare new array.
5957 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5958 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5959 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5960 reload_secondary_in_reload, reload_secondary_out_reload,
5961 reload_secondary_in_icode, reload_secondary_out_icode,
5962 reload_reg_rtx, reload_when_needed): Delete definitions.
5964 (whole file): Replace uses of the deleted arrays with uses of rld.
5965 * reload1.c (whole file): Replace uses of the deleted arrays with
5967 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5968 explicit loops, not with bcopy.
5970 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5972 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5973 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5974 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5975 insn_name): Delete and consolidate into new structures.
5976 (insn_operand_predicate_fn): New.
5977 (insn_output_fn): New.
5979 (struct insn_operand_data): New.
5980 (struct insn_data): New.
5982 (OUT_FCN): Update for insn_data change.
5983 * builtins.c (expand_builtin_strlen): Likewise.
5984 (expand_builtin_memcmp): Likewise.
5985 * combine.c (make_extraction, simplify_comparison): Likewise.
5986 * cse.c (canon_reg, cse_insn): Likewise.
5987 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5988 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5989 (emit_store_flag): Likewise.
5990 * expr.c (convert_move, emit_block_move): Likewise.
5991 (clear_storage, emit_push_insn, expand_increment): Likewise.
5992 (do_store_flag): Likewise.
5993 * expr.h (GEN_FCN): Likewise.
5994 (insn_gen_function): Die.
5995 * final.c (final_scan_insn): Update for insn_data change.
5996 (output_asm_name): Likewise.
5997 * function.c (fixup_var_refs_1): Likewise.
5998 * loop.c (check_dbra_loop): Likewise.
5999 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
6000 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
6001 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
6002 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
6003 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
6004 * regmove.c (gen_add3_insn): Likewise.
6005 * reload.c (push_secondary_reload, combine_reloads): Likewise.
6006 (find_reloads, find_reloads_address_1): Likewise.
6007 (debug_reload_to_stream): Likewise.
6008 * reload1.c (emit_reload_insns, gen_reload): Likewise.
6009 * stmt.c (expand_end_case): Likewise.
6010 * toplev.c (compile_file): Likewise.
6012 * c4x/c4x.c (c4x_process_after_reload): Likewise.
6013 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
6015 * print-rtl.c (insn_name_ptr): Remove declaration.
6016 (get_insn_name): Declare.
6017 (print_rtx): Use it.
6018 * genoutput.c (insn_name_ptr): Remove.
6019 (next_operand_number): New.
6020 (struct operand_data): New.
6021 (null_operand, odata, odata_end): New.
6022 (struct data): Use struct operand_data.
6023 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
6024 (get_insn_name): Renamed from name_for_index.
6025 (output_prologue): Define NO_MD_PROTOTYPES.
6026 (output_predicate_decls): Break out from output_epilogue.
6027 Iterate over the operands list.
6028 (output_operand_data): Break out from output_epilogue. Emit
6029 just the operands list.
6030 (output_insn_data): Break out from output_epilogue. Emit just
6032 (output_epilogue): Remove.
6033 (output_get_insn_name): New.
6034 (constraints, op_n_alternatives, predicates, address_p): Die.
6035 (modes, strict_low, seen): Die.
6036 (scan_operands): Take new param `d' instead of writing to
6037 seven global variables.
6038 (compare_operands): New.
6039 (place_operands): New.
6040 (validate_insn_alternatives): Update for struct data change.
6041 (gen_insn): Don't zero or copy 7 global arrays. Update for
6042 scan_operands; call place_operands.
6043 (gen_peephole, gen_expand, gen_split): Likewise.
6044 (main): Update for new output routines.
6046 * genattr.c (insn_name_ptr): Remove.
6047 (get_insn_name): New function.
6048 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
6049 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
6050 * genrecog.c: Likewise.
6052 * alpha.md (adddi3): Make `pattern' array static.
6054 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6056 * config/c4x/c4x.h (c4x_rpts_cycles_string,
6057 c4x_cpu_version_string): Constify char *.
6058 * config/c4x/c4x.c (c4x_rpts_cycles_string,
6059 c4x_cpu_version_string): Likewise.
6061 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
6063 * tree.c (save_tree_status): Revert 10 Sep change.
6064 (restore_tree_status): Likewise. Call obstack_free with NULL
6065 before freeing the obstack proper.
6067 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
6069 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
6071 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
6072 surrounding context.
6074 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
6076 * tree.c (type_hash_canon): Put all types in the hash-table, when
6079 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
6081 * recog.h (struct recog_data, recog_data): New.
6082 (recog_foo variables): Kill.
6083 * recog.c (recog_operand, recog_operand_loc): Kill.
6084 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
6085 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
6086 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
6087 (recog_data): Define.
6088 (extract_insn): Update all recog_foo references to use recog_data.
6089 (preprocess_constraints, constrain_operands): Likewise.
6090 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
6091 * genattrtab.c (main): Likewise.
6092 * genextract.c (main): Likewise.
6093 * genoutput.c: Likewise.
6094 * genrecog.c (write_subroutine, main): Likewise.
6095 * local-alloc.c (block_alloc): Likewise.
6096 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
6097 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
6098 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
6099 * reload.c (find_reloads, find_reloads_toplev): Likewise.
6100 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
6101 (reload_cse_simplify_operands): Likewise.
6103 * arc/arc.c (arc_final_prescan_insn): Likewise.
6104 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
6105 * h8300/h8300.c (notice_update_cc): Likewise.
6106 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
6107 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
6108 * mn10200/mn10200.c (notice_update_cc): Likewise.
6109 * mn10300/mn10300.c (notice_update_cc): Likewise.
6110 * romp/romp.c (update_cc): Likewise.
6111 * sparc/sparc.c (check_pic): Likewise.
6112 * v850/v850.c (notice_update_cc): Likewise.
6114 * genemit.c (main): Don't declare recog_operand.
6116 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
6118 * ggc.h (rtvec_def): Forward declare.
6119 (tree_node): Likewise.
6122 (ggc_set_mark_rtx): Add prototype.
6123 (ggc_set_mark_rtvec): Likewise.
6124 (ggc_set_mark_tree): Likewise.
6125 * ggc-simple.c (ggc_root): Don't define.
6126 (roots): Don't declare.
6127 (ggc_mark_rtx): Remove.
6128 (ggc_mark_rtvec): Likewise.
6129 (ggc_mark_tree): Likewise.
6130 (ggc_mark_varray): Likewise.
6131 (ggc_mark_tree_hash_table_entry): Likewise.
6132 (ggc_mark_tree_hash_table): Likewise.
6133 (ggc_set_mart_rtx): New function.
6134 (ggc_set_mark_rtvec): Likewise.
6135 (ggc_set_mark_tree): Likewise.
6136 (ggc_add_root): Remove.
6137 (ggc_add_rtx_root): Likewise.
6138 (ggc_remove_tree_root): Likewise.
6139 (ggc_add_string_root): Likewise.
6140 (ggc_add_tree_varray_root): Likewise.
6141 (ggc_add_tree_hash_table_root): Likewise.
6142 (ggc_del_root): Likewise.
6143 (ggc_mark_rtx_ptr): Likewise.
6144 (ggc_mark_tree_ptr): Likewise.
6145 (ggc_mark_string_ptr): Likewise.
6146 (ggc_mark_tree_varray_ptr): Likewise.
6147 (ggc_mark_tree_hash_table_ptr): Likewise.
6148 * ggc-common.c: New file.
6149 * Makefile.in (OBJS): Add ggc-common.o.
6150 (ggc-common.o): List dependencies.
6152 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
6154 * cppalloc.c (xstrdup): Use memcpy.
6155 * cpperror.c (cpp_print_containing_files): Don't use
6157 * cpplib.c (conditional_skip): Set temp->lineno.
6158 (do_endif): Make error message less obscure.
6159 (if_directive_name): New function.
6160 (cpp_get_token [case EOF]): Unwind the if stack and generate
6161 error messages for each unterminated conditional in this file.
6162 (parse_string): Do not behave differently if -traditional.
6164 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
6166 * builtins.c (expand_builtin_va_arg): Cope with an array-type
6167 va_list decomposing to pointer-type.
6168 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
6169 (rs6000_va_arg): Likewise.
6171 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
6173 * except.c (start_dynamic_handler): Compute size using
6174 STACK_SAVEAREA_MODE.
6176 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6178 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
6179 include directory headers. Don't define strrchr. Don't provide
6180 my_* replacement functions. Prefer PTR over `pointer_type'.
6181 Don't prototype system functions. Don't redefine getopt.
6183 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
6184 safe_read, safe_write, save_pointers, restore_pointers,
6185 is_id_char, in_system_include_dir, directory_specified_p,
6186 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
6187 find_corresponding_lparen, referenced_file_is_newer,
6188 save_def_or_dec, munge_compile_params, gen_aux_info_file,
6189 process_aux_info_file, identify_lineno, check_source,
6190 seek_to_line, forward_to_next_token_char, output_bytes,
6191 output_string, output_up_to, other_variable_style_function,
6192 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
6193 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
6194 find_static_definition, connect_defs_and_decs, add_local_decl,
6195 add_global_decls, needs_to_be_converted, visit_each_hash_node,
6196 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
6197 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
6198 scan_for_missed_items, edit_file, string_list_cons): Add static
6200 (standard_exec_prefix, target_machine, target_version,
6201 default_syscalls_dir, string_list, string_list_cons, find_file,
6202 do_cleaning): Constify a char*.
6203 (safe_read, safe_write): Use PTR, not a char*.
6204 (is_id_char): Take an int, not a char.
6205 (main): Add prototype. Call return, not exit.
6207 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
6209 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
6210 when comparing types.
6212 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
6214 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
6215 (strength_reduce): Release the varrays from the no-bivs early exit.
6217 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
6218 the loop over the registers.
6220 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
6222 (restore_tree_status): Check that instead when freeing the obstack.
6224 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
6226 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
6229 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6231 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
6232 operand size modifiers.
6234 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6236 * c-common.c (c_common_nodes_and_builtins): Don't build
6238 * c-common.h (enum c_tree_index and related accesor macros): Remove
6239 everything now declared in tree.h.
6240 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6241 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
6242 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
6243 (error_mark_node, void_type_node, char_type_node, integer_type_node,
6244 unsigned_type_node, ptr_type_node, va_list_type_node,
6245 integer_zero_node, null_pointer_node, integer_one_node): Delete.
6246 (init_decl_processing): Call build_common_tree_nodes and
6247 build_common_tree_nodes_2 instead of building their nodes here.
6248 Don't add roots for these nodes.
6249 * stor-layout.c (size_zero_node, size_one_node): Delete.
6250 (set_sizetype): Make a new node for bitsizetype each time.
6251 * tree.c (global_trees): New variable.
6252 (init_obstacks): Add a gc root for it.
6253 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6254 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
6255 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
6256 (build_common_tree_nodes): New function.
6257 (fix_sizetype): New function.
6258 (build_common_tree_nodes_2): New function.
6259 * tree.h (enum tree_index): New.
6260 (global_trees): Declare.
6261 Add accessor macros for all nodes now moved to global_trees.
6262 Delete their declarations.
6264 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
6266 * c-decl.c (finish_function): When processing a nested function,
6267 push and pop GC context around rest_of_compilation.
6269 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
6271 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
6272 Default ix86_arch to PROCESSOR_I386.
6273 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
6274 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
6275 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
6276 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
6277 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
6278 (EXTRA_SPECS): Remove deleted specs.
6280 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
6282 * function.c (assign_stack_local_1): Allocate from
6283 function->x_frame_offset, not frame_offset.
6285 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
6287 * ggc.h (lang_cleanup_tree): Remove.
6288 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
6289 * ggc-callbacks.c (lang_cleanup_tree): Remove.
6291 * c-decl.c (finish_struct): Use ggc_alloc to allocate
6292 TYPE_LANG_SPECIFIC when garbage collecting.
6293 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
6294 (lang_cleanup_tree): Remove.
6296 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6298 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
6299 * crtstuff.c: Not here.
6300 * dwarf2out.c: Or here.
6301 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
6304 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
6306 * function.h (free_after_compilation): Remove decl parameter.
6307 (free_varasm_status0: Likewise.
6308 (free_emit_status): Likewise.
6309 (free_stmt_status): Likewise.
6310 (free_after_compilation): Likewise.
6311 (init_lang_status): New variable.
6312 (free_lang_status): Likewise.
6313 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
6314 * function.c (init_lang_status): New variable.
6315 (free_lang_status): Likewise.
6316 (push_function_context_to): Don't set function::decl here.
6317 (free_after_copmilation): Make decl parameter implicit. Call
6318 free_lang_status if defined.
6319 (prepare_function_start): Call init_lang_status if defined.
6320 (init_function_start): Set function::decl here.
6321 * profile.c (output_func_start_profiler): Don't call pushdecl
6322 until we've actually started the function.
6323 * stmt.c (free_stmt_status): Make decl parameter implicit.
6324 * toplev.c (rest_of_compilation): Don't pass decl to
6325 free_after_compilation.
6326 * varasm.c (free_varasm_status): Likewise.
6328 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6330 * except.c (call_get_eh_context): Add root when allocating static
6333 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
6335 * arm.c: Include "ggc.h".
6336 (arm_add_gc_roots): New function.
6337 (arm_override_options): Call it.
6338 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
6340 * arm.md (define_asm_attributes): Add a pool_range attribute.
6342 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
6344 * extend.texi (Volatiles): New node.
6346 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
6348 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
6349 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
6350 (struct ggc_any): Replace `mark' with `magic_mark'.
6351 (ggc_alloc_string): Use memcpy, not bcopy.
6352 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
6353 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
6354 (ggc_free_any): New.
6355 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
6356 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
6357 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
6358 Use IS_MARKED. Use ggc_free_any.
6360 1999-09-09 Scott Bambrough <scottb@netwinder.org>
6362 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
6364 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
6366 * toplev.c (main): Always init_ggc.
6368 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
6370 * except.c (find_all_handler_type_matches): Free the list if
6371 we found no matches.
6373 * combine.c (SUBST): Break out to a real function do_SUBST.
6374 (SUBST_INT): Likewise.
6375 * gcse.c (free_pre_mem): Free `temp_bitmap'.
6376 (pre_insert): Free `inserted'.
6377 * loop.c (basic_induction_var): Always set `location'.
6379 * function.c (expand_function_end): Add initial_trampoline as a root.
6380 * rtl.h (init_varasm_once): Declare.
6381 * toplev.c (compile_file): Call it.
6382 * ggc-simple.c (ggc_mark_string_ptr): New.
6383 (ggc_add_string_root): New.
6384 (ggc_collect): Disable collection avoidance temporarily.
6385 * ggc.h (ggc_add_string_root): Declare.
6386 * except.c (create_rethrow_ref): Use ggc_alloc_string.
6387 * optabs.c (init_libfuncs): Likewise.
6388 * varasm.c (named_section): Use ggc_alloc_string.
6389 (make_function_rtl): Likewise.
6390 (make_decl_rtl): Likewise.
6391 (assemble_static_space): Likewise.
6392 (assemble_trampoline_template): Likewise.
6393 (output_constant_def): Likewise.
6394 (force_const_mem): Likewise.
6395 (mark_const_hash_entry): New.
6396 (mark_pool_sym_hash_table): New.
6397 (mark_varasm_state): Use it.
6398 (init_varasm_once): New.
6400 * expr.h (init_one_libfunc): Declare.
6401 * optabs.c (init_one_libfunc): New.
6402 (init_optabs): Use it.
6403 * config/gofast.h: Likewise.
6404 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
6405 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
6407 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6409 * Makefile.in (cppexp.o): Depend on cpphash.h.
6410 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
6412 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
6413 * cpplib.c (do_define): Generalise to handle poisoned definitions,
6414 redefining poisoned identifiers, etc.
6415 (do_undef): Don't allow poisoned identifiers to be undefined.
6416 (do_pragma): Add #pragma poison.
6417 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
6419 * cccp.c: Add T_POISON node type.
6420 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
6422 (do_define): Generalise to handle poisoned definitions,
6423 redefining poisoned identifiers, etc.
6424 (do_undef): Don't allow poisoned identifiers to be undefined.
6425 (do_pragma): Add #pragma poison.
6426 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
6428 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
6429 * c-pragma.h: Add ps_poison state. We now always have generic
6432 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
6434 * ggc.h (ggc_alloc): New function.
6435 (ggc_mark): Likewise.
6436 * ggc-simple.c (ggc_any): New structure.
6437 (ggc_status): Add anys.
6438 (n_anys_collected): New variable.
6439 (ggc_alloc): Define.
6440 (ggc_mark): Likewise.
6441 (ggc_collect): Collect the anys.
6443 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6445 * c-decl.c (mark_binding_level): Make static to match prototype.
6447 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
6449 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
6451 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
6453 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
6454 will use into account. Expand the max width to 5.
6457 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
6459 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
6462 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
6464 * alpha.md (call value patterns): Remove the result predicates.
6466 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
6468 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
6471 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6473 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
6474 changed from extern char *, to extern PTR. Also fix typo in
6475 NEED_DECLARATION_REALLOC test.
6477 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
6479 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6481 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
6482 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
6483 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
6484 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
6486 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
6488 * cccp.c (pcfinclude): Likewise.
6490 * global.c (allocno_compare): Likewise.
6492 * haifa-sched.c (rank_for_schedule): Likewise.
6494 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
6496 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
6498 * stupid.c (stupid_reg_compare): Likewise.
6500 * tree.c (_obstack_allocated_p): Likewise.
6502 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
6504 1999-09-08 Bruce Korb autogen@linuxbox.com
6506 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
6507 why "gperf -F" fails.
6508 * gcc/cp/Makefile.in: ditto
6509 * gcc/Makefile.in: ditto
6510 * gcc/java/Makefile.in: ditto
6512 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
6514 * lists.c: Include ggc.h.
6516 (init_EXPR_INSN_LIST_cache): Install it.
6518 * ggc-simple.c (init_ggc): Absorb the old init.
6519 (ggc_push_context): Use xcalloc.
6520 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
6521 (ggc_collect): Add [rvts] tags to the collection stats.
6523 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
6525 * cccp.c (main): Fix handling of -include and -imacros options.
6527 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
6529 * cpplib.c (cpp_push_buffer): Fix order of arguments.
6531 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6533 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
6536 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6538 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
6539 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
6540 and SET_DEST. Update comment.
6542 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6544 * config/c4x/c4x.c: Include ggc.h.
6545 (c4x_add_gc_roots): New function.
6546 (c4x_override_options): Call c4x_add_gc_roots.
6548 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
6550 * defaults.h (TARGET_ESC): Move ...
6551 * system.h: ... here, where Linas had it in the first place. Silly me.
6553 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
6555 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
6556 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
6557 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
6558 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
6559 * defaults.h (TARGET_ESC): Add default.
6561 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
6563 * configure.in: add i370-*-openedition, i370-*-mvs and
6564 i370-*-linux targets
6566 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
6568 * dsp16xxx.c: Include ggc.h
6569 (override_options): Mark GC roots.
6570 * mn10200.c: Include ggc.h.
6571 (asm_file_start): Mark GC roots.
6572 * tahoe.c: Include ggc.h.
6573 (extensible_operand): Mark GC roots.
6575 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
6577 * README: Add section discussing status of ELF ABI.
6578 * i370.c: Fix misc spelling mistakes.
6579 (i370_label_scan): Updated notes, exception handling.
6580 (i370_function_prolog): Simplify ELF stack handling.
6581 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
6582 (STACK_GROWS_DOWNWARD): ELF stack grows down.
6583 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
6584 * i370.md: (movdi): Add notes.
6585 (floatsidf2): Use stack not rtca for scratch float area.
6586 (iorsi3): Correct operand constraints.
6587 * x-oe: Restore TAROUTOPTS which are used by pax.
6589 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
6591 * rs6000.c: Include ggc.h.
6592 (rs6000_add_gc_roots): New function.
6593 (override_options): Call it.
6595 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
6597 * alpha.h (alpha_compare): New.
6598 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
6599 * alpha.c: Likewise for the definitions.
6600 (alpha_emit_conditional_branch): Update for alpha_compare.
6601 (alpha_emit_conditional_move): Likewise.
6602 * alpha.md (cmpdf, cmpdi): Likewise.
6603 (setcc patterns): Likewise. Zero alpha_compare after use.
6604 (sne): Optimize (x != 0) into (0U < x).
6606 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
6608 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
6609 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
6610 (INIT_EXPANDERS): Remove.
6611 * alpha.c: Include ggc.h.
6612 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
6613 (alpha_init_machine_status, alpha_mark_machine_status): New.
6614 (override_options): Install them.
6615 (struct machine_function): Moved to alpha.h.
6616 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
6617 (alpha_init_expanders): Remove.
6618 (alpha_return_addr): Adjust to use current_function->machine.
6619 (alpha_ra_ever_killed): Likewise.
6620 (alpha_expand_epilogue): Likewise.
6621 * alpha.md (eh_epilogue): Likewise.
6623 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
6624 Melissa O'Neill <oneill@cs.sfu.ca>
6625 Geoffrey Keating <geoffk@cygnus.com>
6627 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
6628 call-used registers (call-saved registers must still be contiguous
6629 and end with r31, of course).
6631 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
6633 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
6634 (self_promoting_type_p): Delete.
6635 (self_promoting_args_p): Move ...
6636 * c-common.c: ... here.
6637 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
6638 (simple_type_promotes_to): New.
6639 * builtins.c (lang_type_promotes_to): New.
6640 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
6641 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
6642 * c-common.h: ... here.
6643 (self_promoting_args_p, simple_type_promotes_to): Declare.
6644 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
6645 (grokdeclarator): Likewise.
6646 * tree.h (lang_type_promotes_to): Declare.
6648 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
6650 Add some machine-dependent GC roots.
6651 * sparc.c: Include ggc.h.
6652 (sparc_add_gc_roots): New function.
6653 (mark_ultrasparc_pipeline_state): Likewise.
6654 (override_options): Call sparc_add_gc_roots.
6655 * pa.c: Include ggc.h.
6656 (pa_add_gc_roots): New function.
6657 (mark_deferred_plabels): Likewise.
6658 (override_options): Call pa_add_gc_roots.
6659 * mips.c: Include ggc.h.
6660 (mips_add_gc_roots): New function.
6661 (override_options): Use it.
6663 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6665 * cpperror.c (cpp_file_line_for_message): Constify a char*.
6667 * cppexp.c (parse_number, parse_charconst, cpp_lex,
6668 cpp_parse_expr): Add static prototypes.
6669 (parse_charconst): Don't cast away const-ness.
6670 (token): Constify a char*.
6672 * cppfiles.c (file_name_list, include_hash, find_include_file,
6673 finclude, initialize_input_buffer): Constify a char*.
6674 (file_cleanup, find_position): Add static prototypes.
6676 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
6677 collect_expansion): Add static prototypes.
6678 (cpp_install, create_definition, monthnames): Constify a char*.
6680 * cpphash.h (cpp_install): Likewise.
6682 * cppinit.c (known_suffixes, default_include,
6683 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
6684 (base_name, dump_special_to_buffer, initialize_dependency_output):
6685 Add static prototypes.
6687 * cpplib.c (my_strerror): Constify a char*.
6688 (null_underflow, null_cleanup, skip_comment, copy_comment,
6689 copy_rest_of_line, handle_directive, pass_thru_directive,
6690 get_directive_token, read_line_number, cpp_print_file_and_line,
6691 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6692 v_cpp_warning_with_line, detect_if_not_defined,
6693 consider_directive_while_skipping): Add static prototypes.
6694 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6695 cpp_pedwarn_with_file_and_line): Constify a char*.
6697 * cpplib.h (cpp_options, include_hash, progname, definition,
6698 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6699 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6700 find_include_file, deps_output, include_hash): Constify a char*.
6702 * cppmain.c (progname): Constify.
6703 (main): Add prototype. Use return, not exit.
6705 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6706 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6707 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6708 check_protection): Add static prototype.
6710 (progname, recognized_macrom, recognized_extern): Constify a char*.
6711 (main): Add prototype.
6713 * gen-protos.c (progname): Constify a char*.
6715 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6717 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6718 (init_emit_once): Add more GC roots.
6719 * except.c (mark_func_eh_entry): New function.
6720 (mark_eh_node): Mark false_label and rethrow_label.
6721 (init_eh): Add more GC roots.
6722 * function.c (free_after_compilation): Take decl as a paramter.
6723 Call free_stmt_status.
6724 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6726 * function.h (free_after_compilation): Change prototype.
6727 (free_varasm_status): Likewise.
6728 (free_emit_status): Likewise.
6729 (free_stmt_status): New function.
6730 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6731 Remove, replacing with ...
6732 (ggc_status): New structure.
6733 (ggc_chain): New variable.
6735 (ggc_push_context): New function.
6736 (ggc_pop_context): Likewise.
6737 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6738 (ggc_alloc_rtvec): Likewise.
6739 (ggc_alloc_tree): Likewise.
6740 (ggc_alloc_string): Likewise.
6741 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6742 (ggc_mark_tree): Give language-dependent code a chance to mark
6744 (ggc_mark_tree_varray): Handle empty arrays.
6745 (ggc_collect): Adjust for use of ggc_chain. Clear
6746 bytes_alloced_since_last_gc.
6747 * ggc.h (ggc_pop_context): New function.
6748 (ggc_push_context): Likewise.
6749 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6750 * stmt.c (free_stmt_status): New function.
6751 (init_stmt_for_function): Clear last_expr_value.
6752 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6753 Conditionalize call to ggc_collect.
6754 (main): Call init_ggc.
6755 * tree.c (push_obstacks): Do the push, even when GC'ing.
6756 (push_obstacks_nochange): Likewise.
6757 (pop_obstacks): Liekwise.
6758 * varasm.c (free_varasm_status): Take decl as a parameter.
6760 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6762 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6763 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6764 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6765 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6767 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6769 * pa/x-pa-mpeix: New file for the MPE port.
6771 * pa/quadlib.asm: New file for long double support.
6773 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6774 * configure: Rebuilt.
6776 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6778 * final.c (shorten_branches): Fix last change.
6780 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6782 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6784 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6786 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6789 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6791 * c-aux-info.c (concat): Don't define.
6793 * cccp.c (my_strerror): Likewise. All callers changed to use
6795 (do_include): Call xstrdup, not xmalloc/strcpy.
6796 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6797 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6799 * collect2.c (my_strsignal): Likewise. All callers changed to use
6801 (locatelib): Call xstrdup, not xmalloc/strcpy.
6803 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6805 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6807 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6809 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6811 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6813 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6815 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6817 (find_all_handler_type_matches): Likewise. Don't check return
6819 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6820 xmalloc, not malloc.
6821 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6823 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6824 (init_spec): Call xcalloc, not xmalloc/bzero.
6825 (set_spec): Call xstrdup, not save_string.
6826 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6827 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6828 (process_command): Call xstrdup, not save_string.
6829 (main): Call xcalloc, not xmalloc/bzero.
6831 * gcov.c (xmalloc): Don't define.
6832 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6833 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6834 (output_data): Call xcalloc, not xmalloc/bzero.
6836 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6838 * mips-tdump.c (xmalloc): Don't define.
6839 (print_symbol): Call xmalloc, not malloc.
6840 (read_tfile): Call xcalloc, not calloc.
6842 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6843 Don't define. All callers of xfree/my_strsignal changed to use
6844 free/strsignal instead.
6845 (allocate_cluster): Call xcalloc, not calloc.
6847 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6848 Fix memory leak, free allocated memory.
6850 * prefix.c (translate_name): Call xstrdup, not save_string.
6851 (update_path): Likewise.
6853 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6855 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6856 Don't define. Callers of xfree/savestring2 changed to use
6857 free/concat instead.
6859 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6860 (init_elim_table): Likewise.
6862 * resource.c (init_resource_info): Likewise.
6864 * stupid.c (stupid_life_analysis): Likewise.
6866 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6867 (open_dump_file): Call concat, not xmalloc/strcpy/...
6868 (clean_dump_file): Likewise.
6869 (compile_file): Call xstrdup, not xmalloc/strcpy.
6871 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6873 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6874 * v850.c (v850_va_arg): New.
6876 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6878 * haifa-sched.c: Tidy comments.
6880 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6882 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6883 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6884 $(out_object_file)): Depend on ggc.h.
6885 * c-common.c: Include "ggc.h".
6886 (combine_strings): If doing GC, use ggc_alloc_string.
6887 * c-decl.c: Include "ggc.h".
6888 (ggc_p): Define with value 0.
6889 (mark_binding_level): New function.
6890 (init_decl_processing): Add GC roots.
6891 (mark_c_function_context): New function.
6892 (lang_mark_false_label_stack): New function.
6893 (lang_mark_tree): New function.
6894 (lang_cleanup_tree): New function.
6895 * c-lang.c: Include "ggc.h".
6896 (lang_init): Call c_parse_init.
6897 * c-lex.c: Include "ggc.h".
6898 (check_linenum): If doing GC, don't copy filenames to permanent
6900 * c-parse.in: Include "ggc.h".
6901 (c_parse_init): New function.
6902 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6903 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6905 * except.c (mark_eh_state): Mark more state.
6906 * function.c (mark_function_state): Likewise.
6907 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6908 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6909 * toplev.c (mark_file_stack): New function.
6910 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6911 (main): Add root for input_file_stack.
6913 * i386.c: Include "ggc.h".
6914 (ix86_mark_machine_status): New function.
6915 (override_options): Set mark_machine_status.
6917 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6919 * tree.c (copy_node): Copy node contents also if doing GC.
6921 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6923 * collect2.c (scan_libraries): Fix double-thinko :-).
6925 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6927 * collect2.c (scan_libraries): Fix thinko.
6929 * cse.c (delete_trivially_dead_insns): Do not skip the last
6930 insn if it is a real insn.
6932 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6934 * Makefile.in (ggc-simple.o): Depend on hash.h.
6935 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6936 (ggc_mark_tree_varray): Likewise.
6937 (ggc_mark_tree_hash_table): Likewise.
6938 * ggc-simple.c: Include hash.h.
6939 (ggc_mark_tree_hash_table_ptr): New function.
6940 (ggc_mark_tree_hash_table_entry): Likewise.
6941 (ggc_mark_tree_hash_table): Likewise.
6942 (ggc_add_tree_hash_table_root): Likewise.
6943 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6944 rtx, when defining fields.
6946 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6948 * profile.c (output_func_start_profiler): Remove apparently
6949 nonsensical call to start_sequence.
6951 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6953 * clipper/clipper.c (clipper_va_start): Fix typos.
6955 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6956 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6957 (spur_va_arg): New stub.
6959 * configure.in: Comment out pyramid.
6961 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6963 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6964 don't conflict with the bits that win32, cygwin, and dgux
6967 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6968 Bernd Schmidt <bernds@cygnus.co.uk>
6970 * integrate.c (function_cannot_inline_p): Do not inline
6971 functions with forced labels.
6973 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6974 Bernd Schmidt <bernds@cygnus.co.uk>
6975 Mark Mitchell <mark@codesourcery.com>
6977 * Makefile.in (ggc-simple.o): Depend on varray.h.
6978 (rtl.o): Depend on ggc.h.
6979 (genattrtab.o): Depend on ggc.h.
6980 (print-tree.o): Likewise.
6981 (fold-const.o): Likewise.
6982 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6983 (make_insn_raw): Don't cache insns when GC'ing.
6984 (emit_insn_before): Likewise.
6985 (emit_insn_after): Likewise.
6986 (emit_insn): Likewise.
6987 (start_sequence): Use xmalloc to allocate the sequence_stack.
6988 (end_sequence): Add free to free it.
6989 (gen_sequence): Don't cache insns when GC'ing.
6990 (clear_emit_caches): Don't use sequence_element_free_list.
6991 (init_emit): Use xcalloc, not xmalloc+bzero.
6992 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6993 * function.c (pop_function_context_from): Use free to free the
6994 fixup_var_refs_queue.
6995 (put_reg_into_stack): Allocate it with xmalloc.
6996 * genattrtab.c: Include ggc.h.
6997 (operate_exp): Don't use obstack_free when GC'ing.
6998 (simplify_cond): Likewise.
6999 (simplify_text_exp): Likewise.
7000 (optimize_attrs): Likewise.
7001 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
7003 (gencode): Generate a #include for ggc.h.
7004 * ggc-callbacks.c (ggc_p): Define it to zero.
7005 * ggc-none.c (ggc_p): Likewise.
7006 * ggc-simple.c: Include varray.h.
7007 (ggc_mark_tree_varray): New function.
7008 (ggc_add_tree_varray_root): Likewise.
7009 (ggc_mark_tree_varray_ptr): Likewise.
7010 * ggc.h (ggc_p): Declare.
7011 (varray_head_tag): Likewise.
7012 (ggc_add_tree_varray_root): Declare.
7013 * print-tree.c (print_node): Don't check for TREE_PERMANENT
7014 inconsistencies when GC'ing.
7015 * rtl.c: Include ggc.h.
7016 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
7017 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
7018 (rtx_free): Don't call obstack_free when GC'ing.
7019 * toplev.c (rest_of_compilation): Call ggc_collect after every
7021 * tree.c (push_obstacks): Do nothing, if GC'ing.
7022 (pop_obstacks_nochange): Likewise.
7023 (pop_obstacks): Likewise.
7024 (make_node): Use ggc_alloc_tree when GC'ing.
7025 (copy_node): Likewise.
7026 (get_identifier): Use ggc_alloc_string when GC'ing.
7027 (build_string): Likewise.
7028 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
7029 (tree_cons): Likewise.
7031 (type_hash_canon): Don't call obstack_free when GC'ing.
7033 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
7035 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
7036 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
7038 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
7039 Bernd Schmidt <bernds@cygnus.co.uk>
7040 Mark Mitchell <mark@codesourcery.com>
7042 * Makefile.in (stor-layout.o): Depend on ggc.h.
7043 (expr.o): Depend on ggc.h.
7044 (profile.o): Depend on ggc.h.
7045 (stor-layout.o): Depend on ggc.h.
7046 * emit-rtl.c (init_emit_once): Add gc roots.
7047 * expr.c: Include ggc.h.
7048 (emit_block_move): Add gc roots.
7049 (clear_storage): Likewise.
7050 * expr.h (init_stor_layout_once): New function.
7051 * profile.c: Include ggc.h.
7052 (init_arc_profiler): profiler_label is a root.
7053 * scan.c (make_sstring_space): Trust xrealloc to function
7054 correctly with first parameter NULL.
7055 * stor-layout.c: Include ggc.h.
7056 (set_sizetype): Add gc root.
7057 (init_stor_layout_once): New function.
7058 * toplev.c (compile_file): Call it.
7060 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
7061 Bernd Schmidt <bernds@cygnus.co.uk>
7062 Mark Mitchell <mark@codesourcery.com>
7064 * Makefile.in (tree.o): Depend on ggc.h.
7065 (varasm.o): Likewise.
7066 (function.o): Likewise.
7068 (except.o): Likewise.
7069 (optabs.o): Likewise.
7070 (emit-rtl.o): Likewise.
7071 * emit-rtl.c: Include ggc.h.
7072 (sequence_element_free_list): Remove, and all references.
7073 (mark_sequence): New functions.
7074 (mark_emit_state): New function.
7075 * except.c: Include ggc.h.
7076 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
7077 (mark_tree_label_node): New functions.
7078 (mark_eh_state): New function.
7079 * function.c: Include ggc.h.
7080 (mark_temp_slot, mark_function_chain): New functions.
7081 (mark_function_state): New function.
7082 (init_function_once): New function.
7083 * function.h (init_function_once): New function.
7084 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
7085 * ggc.h (label_node): Declare.
7086 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
7087 (lang_mark_false_label_stack): New function.
7088 (mark_temp_slot): Remove declaration.
7089 (mark_function_chain): Likewise.
7090 (mark_eh_state): Adjust prototype.
7091 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
7093 * optabs.c: Include ggc.h.
7094 (mark_optab): New function.
7095 (init_optabs): Add gc roots.
7096 * stmt.c: Include ggc.h.
7097 (mark_cond_nesting, mark_loop_nesting): New functions.
7098 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
7099 (mark_stmt_state): New function.
7100 * toplev.c (compile_file): Call init_function_once.
7101 * tree.c: Include ggc.h.
7102 (type_hash): Move declaration earlier in file.
7103 (TYPE_HASH_SIZE, type_hash_table): Likewise.
7104 (init_obstacks): Add gc roots.
7105 (mark_type_hash): New function.
7106 * varasm.c: Include ggc.h.
7107 (mark_pool_constant): New function.
7108 (mark_varasm_state): New function.
7110 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7112 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
7114 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7116 * c-decl.c (struct language_function): Renamed from struct c_function.
7118 (c_function_chain): Delete.
7119 (push_c_function_context): New arg F. Don't warn about nested
7120 functions here. Fill LANGUAGE elt of F. Delete code to update
7121 c_function_chain. Don't call push_function_context.
7122 (pop_c_function_context): New arg F. Restore from there instead of
7123 from c_function_chain. Don't call pop_function_context. Clear out
7124 LANGUAGE field of F when done.
7125 * c-lang.c: Include "function.h"
7126 (lang_init): Initialize save_lang_status and restore_lang_status.
7127 * c-parse.in (nested_function, nested_function_notype): Warn about
7128 nested functions. Call push_function_context/pop_function_context
7129 instead of the _c_ variants.
7130 * c-tree.h (push_c_function_context, pop_c_function_context): Update
7132 * Makefile.in (c-lang.o): Update dependencies.
7134 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
7135 regno_pointer_flag, regno_pointer_align.
7136 (gen_reg_rtx): Use xrealloc to enlarge them.
7137 (free_emit_status): New function.
7138 * function.c (mark_machine_status, mark_lang_status): New variables.
7139 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
7140 in some bits from assign_stack_local. All callers changed to use new
7142 (assign_stack_local): Just call assign_stack_local_1.
7143 (free_after_compilation): New function.
7144 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
7145 (trampoline_address): Likewise.
7146 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
7147 (prepare_function_start): Explicitly clear some more variables.
7148 * function.h (struct function): New elt can_garbage_collect.
7149 (mark_machine_status, mark_lang_status): Declare variables.
7150 (free_after_compilation, free_emit_status, free_varasm_status,
7151 init_varasm_status): Declare functions.
7152 * toplev.c (rest_of_compilation): Call free_after_compilation when
7153 done with the current function.
7154 * varasm.c (free_varasm_status): New function.
7156 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
7158 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
7159 (EXPAND_BUILTIN_VA_ARG): Define.
7160 * sparc.c (sparc_va_start): New.
7161 (sparc_va_arg): New.
7163 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7165 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
7167 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7169 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
7171 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
7173 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
7175 (ggc-callbacks.o): New target.
7176 * ggc-callbacks.c: New file.
7178 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7180 * expr.h: Collapse individual optab and libfunc vars to arrays.
7181 (optab_index, libfunc_index): New enumerations.
7182 (optab_table, libfunc_table): New arrays.
7183 Add accessor macros for both.
7185 * optabs.c (optab_table, libfunc_table): New.
7186 Delete declarations for individual optab and libfunc vars.
7188 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
7190 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
7192 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
7194 * Makefile.in (GGC, GGC_LIB): New.
7195 (HOST_RTL): Include ggc-none.o.
7196 (ggc-simple.o): New target.
7197 (ggc-none.o): Likewise.
7198 * tree.h (tree_common): Add gc_mark.
7199 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
7200 (struct rtvec_def): Add gc_mark.
7201 * emit-rtl.c (global_rtl): Update static initializers to contain
7202 enough initializers.
7203 * ggc.h, ggc-none.c, ggc-simple.c: New files.
7204 * toplev.c (gc_time): New variable.
7205 (all_time): New variable.
7206 (compile_file): Print gc time.
7207 (print_time): Calculate percentage of the whole.
7209 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7211 Change obstack memory management and varasm constant pool handling so
7212 that nested functions are treated like any other functions.
7213 * function.c (init_machine_status): New variable.
7214 (push_function_context_to): Set contains_functions for the outer
7215 function. Don't call save_varasm_status.
7216 (pop_function_context_from): Don't call restore_varasm_status. Don't
7217 set current_function_contains_functions.
7218 (prepare_function_start): Call init_varasm_status rather than
7219 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
7221 * function.h (struct function) Add field varasm. Delete fields
7222 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
7223 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
7224 (init_machine_status): Declare.
7225 (save_varasm_status, restore_varasm_status): Delete declarations.
7226 (save_tree_status, restore_tree_status): Delete last argument.
7227 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
7228 code. All callers changed.
7229 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
7230 save_constants_in_decl_trees, restore_constants, save_constants,
7231 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
7233 (inlining): New variable.
7234 (reg_map, label_map, insn_map, orig_asm_operands_vector,
7235 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
7237 (save_for_inline_nocopy): Don't save constants.
7238 Don't set inl_emit field in current_function.
7239 (expand_inline_function): Use emit field, not inl_emit, of the inlined
7240 function. Set new variable inlining before
7241 calling copy_rtx_and_substitute.
7242 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
7243 constant pool references if inlining is nonzero.
7244 Delete ADDRESS and (most of the) CONST cases.
7245 (output_inline_function): Save and restore current_function/
7246 current_function_decl. Delete restore_constants code. Don't call
7247 init_const_rtx_hash_table.
7248 * output.h (init_const_rtx_hash_table): Don't declare.
7249 * rtl.h (struct function): Declare.
7250 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
7251 * toplev.c (rest_of_compilation): Don't treat nested functions or
7252 functions containing them specially. Delete all code to deal with
7253 save_for_inline_copying.
7254 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
7255 inline_obstacks): Delete variables.
7256 (save_tree_status): Lose arg CONTEXT. All callers changed.
7257 Simply allocate a new function_maybepermanent_obstack for the new
7258 function, delete all the special cases.
7259 Don't save inline_obstacks.
7260 (restore_tree_status): Lose arg CONTEXT. All callers changed.
7261 Delete special handling for function_maybepermanent_obstack; simply
7263 Don't restore inline_obstacks.
7264 (permanent_allocation): Delete code that frees inline_obstacks.
7265 (print_inline_obstack_statistics): Delete function.
7266 (dump_tree_statistics): Don't call it.
7267 * varasm.c (struct varasm_status): New.
7268 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
7269 last_pool, pool_offset, const_double_chain): Delete global
7270 variables, replace with accessor macros.
7271 (immed_double_const): Don't walk const_double_chain outside a
7272 function, but don't treat nested functions specially anymore.
7273 (immed_real_const_1): Likewise.
7274 (clear_const_double_mem): Don't treat nested functions specially.
7275 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
7276 (save_varasm_status, restore_varasm_status): Delete functions.
7277 (init_varasm_status): New function.
7278 (force_const_mem): Don't treat nested functions specially.
7279 (find_pool_constant): Accept new arg F, search for constants in
7280 that function's pool rather than the current one. All callers
7282 (get_pool_constant_for_function, get_pool_mode_for_function): New
7285 * i386.c (init_386_machine_status): New function, mostly from
7286 clear_386_stack_locals.
7287 (struct machine_functions): Rename element names to avoid name
7289 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
7290 macros, replacing global variables.
7291 (clear_386_stack_locals, save_386_machine_status,
7292 restore_386_machine_status): Delete functions.
7293 (override_options): Initialize init_machine_status.
7294 * i386.h (INIT_EXPANDERS): Delete macro.
7295 (save_386_machine_status, restore_386_machine_status,
7296 clear_386_stack_locals): Delete declarations.
7298 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7300 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
7301 (doloop_begin): Simplify pattern and use emit_jump_insn.
7302 (doloop_end): Simplify pattern, switch operand order,
7303 and use emit_jump_insn.
7305 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7307 * function.h (struct function): Add new element LANGUAGE.
7308 (save_lang_status): Declare new variable.
7309 (restore_lang_status): Likewise.
7310 * function.c (save_lang_status): Define.
7311 (restore_lang_status): Likewise.
7312 (push_function_context_to): Call language-specific save function.
7313 (pop_function_context_from): Call language-specific restore function.
7315 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7317 * i386.md (movsf_1): Check REG_P before use of REGNO.
7318 (movdf_1): Likewise.
7319 (movxf_1): Likewise.
7320 (extendsfdf2): Likewise.
7321 (extendsfxf2): Likewise.
7322 (extenddfxf2): Likewise.
7324 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7326 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
7327 constants into memory.
7328 (c4x_shiftable_constant): New function.
7329 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
7330 (c4x_shiftable_constant): Declare.
7331 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
7332 ashlqi3_noclobber): Add new patterns and associated splitters.
7334 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
7336 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
7337 * dwarf2out.c (dwarf2out_frame_init): Likewise.
7338 * final.c (shorten_branches): Likewise.
7339 * global.c (global_alloc): Likewise.
7340 * haifa-sched.c (build_control_flow): Likewise.
7341 * stmt.c (check_for_full_enumeration_handling): Likewise.
7342 (estimate_case_costs): Likewise.
7344 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
7346 * rtl.h (RTL_CHECKC2): Fix typo in last change.
7348 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
7350 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
7351 (recompute_reg_usage): Likewise.
7352 * rtlanal.c (find_regno_fusage): Likewise.
7354 * rtl.c (rtl_check_failed_code1): New function.
7355 (rtl_check_failed_code2): New.
7356 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
7357 (RTL_CHECKC1, RTL_CHECKC2): New.
7358 (XC*): New accessor macros.
7359 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
7360 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
7361 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
7362 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
7363 (TRAP_*, RANGE_INFO_*): Likewise.
7365 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7367 * Makefile.in (tlink.o): Don't depend on toplev.h.
7369 * collect2.c (c_file, o_file, export_file, import_file, ldout,
7370 output_file, nm_file_name, ldd_file_name, strip_file_name,
7371 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
7372 add_prefix, prefix_from_env, prefix_from_string, do_wait,
7373 fork_execute, maybe_unlink, add_to_list,
7374 extract_init_priority, write_list, dump_list,
7375 dump_prefix_list, write_list_with_asm, write_c_file,
7376 write_c_file_stat, write_c_file_glob, scan_prog_file,
7377 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
7378 ignore_library, extract_string, notice, dump_file, target_machine,
7379 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
7380 read_file, print_load_command): Constify a char*.
7381 (fdopen, error, fatal, fatal_perror): Don't prototype.
7382 (my_strerror): Remove. All callers use xstrerror instead.
7383 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
7384 (main): Add prototype. Constify lots of char* ptrs. Change calls
7385 to xcalloc/strcpy/strcat/... to one call to concat.
7386 (main, scan_prog_file, scan_libraries): Use an intermediate
7387 `const char **' to build an argv array.
7388 (mapfile, libselect, libcompare, locatelib): Add prototypes.
7390 * collect2.h (collect_execute, collect_wait, dump_file,
7391 file_exists): Constify a char*.
7392 (ldout, c_file_name, temporary_obstack, permanent_obstack,
7393 temporary_firstobj, vflag, debug): Add extern declarations.
7394 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
7396 * tlink.c: Don't include toplev.h.
7397 (vflag, debug, ldout, c_file_name, temporary_obstack,
7398 permanent_obstack, temporary_firstobj): Don't declare.
7399 (tlink_execute, frob_extension, symbol_hash_lookup,
7400 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
7401 recompile_files, read_repo_files, demangle_new_symbols,
7402 scan_linker_output): Constify a char*.
7403 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
7404 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
7406 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
7408 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
7409 (relative) rather than jsr (absolute) subroutine call insns.
7410 * config/m68k/m68k-coff.h: Ditto.
7412 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
7414 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
7415 now rework these too.
7416 (arm_reorg): If an insn can't reach the end of the current pool,
7417 ensure that we emit that pool before the insn.
7419 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
7421 * tlink.c (scan_linker_output): Skip the initial underscore in
7422 a mangled name if appropriate.
7424 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7426 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
7427 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
7428 error_with_ivar, gen_declarator, create_builtin_decl,
7429 my_build_string, generate_descriptor_table, generate_ivars_list,
7430 generate_dispatch_table, check_protocols, TAG_GETCLASS,
7431 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
7432 dump_base_name, lang_decode_option, build_encode_expr,
7433 start_class, finish_class, encode_pointer, really_start_method,
7434 gen_declaration, dump_interface, handle_class_ref, handle_impent):
7436 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
7437 Add static prototypes.
7438 (build_objc_string_decl, build_selector_reference_decl,
7439 encode_bitfield, build_class_reference_decl): Remove unused
7440 parameter, all callers changed.
7441 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
7442 (objc_printable_name): Likewise. Change second parameter to type int.
7443 (init_objc): Use memcpy, not bcopy, to avoid casts.
7445 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
7447 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
7448 reg notes on a deleted insn.
7449 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
7451 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
7453 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
7455 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7457 * stmt.c (expand_asm_operands): Fix index into inout_mode when
7460 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
7462 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
7463 * tm.texi (MD_ASM_CLOBBERS): Document it.
7465 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
7467 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
7468 * except.c (expand_rethrow): Remove unused variable.
7469 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
7470 * flow.c (replace_insns): Likewise.
7471 (create_edge_list, verify_edge_list): Likewise.
7472 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
7474 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
7475 is special code to run.
7476 (main): Don't define operands to emit_operand.
7477 * genrecog.c (main): Don't emit an empty peephole2_insn function.
7479 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
7481 * alpha/alpha.h (normal_memory_operand): Declare.
7482 (reg_no_subreg_operand): Declare.
7483 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
7485 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
7487 * c-parse.in (compstmt_primary_start): New, broken out of first
7488 part of compstmt handling in primary.
7489 (primary): Use it. Add an error clause.
7490 (compstmt_nostart): Renamed from compstmt; remove all
7491 initial invocations of compstmt_start.
7494 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
7496 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
7499 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
7501 * combine.c (simplify_shift_const): Remove extra semicolon.
7502 * dwarf2out.c (remove_AT): Likewise.
7503 * expmed.c (expand_mult): Likewise.
7504 * gcov.c (create_program_flow_graph): Likewise.
7505 * reorg.c (mostly_true_jump): Likewise.
7507 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
7509 * fold-const.c (fold_range_test): Do not try to fold the range
7510 test if the rhs or lhs has side effects.
7512 * combine.c (simplify_rtx): Recognize another case of a synthesized
7515 * varasm.c (mark_constant_pool): When marking indirect references,
7516 only look at SYMBOL_REFs.
7518 * except.c (expand_fixup_region_end): Do not peek at
7519 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
7521 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
7523 * flags.h: New variables align_loops, align_loops_log,
7524 align_jumps, align_jumps_log, align_labels, align_labels_log,
7525 align_functions, align_functions_log.
7526 * toplev.c: Define them.
7527 (f_options): Handle -falign-* when they have no argument.
7528 (main): Add logic to set variables for -falign-functions,
7529 -falign-jumps, -falign-labels, -falign-loops.
7530 Make it -fsched-verbose=<n> and -finline-limit=<n>.
7531 (display_help): Change help to match options.
7532 * final.c (LABEL_ALIGN): Default to align_labels_log.
7533 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
7534 (LOOP_ALIGN): Default to align_loops_log.
7535 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
7536 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
7537 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
7538 * varasm.c (assemble_start_function): Handle align_functions.
7540 * config/sparc/sparc.h: Don't declare sparc_align_*.
7541 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
7542 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
7544 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
7546 * config/sparc/sparc.c: Delete sparc_align_loops,
7547 sparc_align_jumps, sparc_align_funcs and the corresponding string
7549 (sparc_override_options): Default align_functions on ultrasparc.
7550 Delete -malign-* handling.
7552 * config/mips/mips.c (override_options): On 64-bit targets,
7553 try to align code to 64-bit boundaries.
7554 (print_operand): New substitution, %~,
7555 which aligns labels to align_labels_log.
7556 * config/mips/mips.md (div_trap_normal): Use %~.
7557 (div_trap_mips16): Likewise.
7562 (ashldi3_internal): Likewise.
7563 (ashrdi3_internal): Likewise.
7564 (lshrdi3_internal): Likewise.
7565 (casesi_internal): Likewise.
7567 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
7569 Merge new ia32 backend from the branch!
7571 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
7572 See ChangeLog.P2 on new_ia32_branch for details.
7574 * rtl.h (stack_regs_mentioned_p): Delete prototype.
7575 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
7576 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7577 * i386/gas.h (ASM_FILE_START): Define.
7578 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
7579 for name change of ix86_valid_decl_attribute_p.
7580 (i386_pe_valid_type_attribute_p): Similarly.
7582 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
7584 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
7585 to step through CC modes.
7587 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7589 * regmove.c (fixup_match_1): Don't move INSN in front of P if
7590 it would end up in the shadow of a live flags regsiter.
7592 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7594 * reload1.c: Fix many indentation problems.
7595 * reload.c: Likewise.
7597 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
7599 * alias.c (non_local_reference_p): Constify fmt.
7601 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
7603 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
7605 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
7607 * cse.c (delete_trivially_dead_insns): Do not delete stores to
7608 the internal_arg_pointer.
7610 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
7612 Merge peephole2 from new_ia32_branch:
7613 * Makefile.in (STAGESTUFF): Add *.peephole2.
7614 (mostlyclean): Likewise.
7615 (recog.o): Depend on resource.h.
7617 * final.c (peephole): Conditionalize decl on HAVE_peephole.
7618 (final_scan_insn): Likewise for the invocation of peephole.
7619 * genconfig.c (main): Look for peephole and peephole2 patterns.
7620 Emit HAVE_peephole* accordingly.
7621 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
7622 * flags.h (flag_peephole2): Declare.
7623 * toplev.c: New pass peephole2. New flag -fpeephole2.
7625 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
7626 * gencodes.c (main): Likewise.
7627 * genextract.c (main): Likewise.
7628 * genoutput.c (main): Likewise.
7629 * genemit.c (max_operand_1): Look for the max scratch operand.
7630 (gen_rtx_scratch): New.
7631 (gen_exp): Use it, and pass on new arg subroutine_type.
7632 (gen_expand): Take max scratch into account.
7633 (gen_split): Emit peephole2 functions.
7634 (output_peephole2_scratch): New.
7635 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
7636 * genrecog.c (routine_type): Add PEEPHOLE2.
7638 (make_insn_sequence): Match outer parallel for peep2. Discard
7639 top level scratches and dups.
7640 (add_to_sequence): New args insn_type and top. Update all callers.
7641 Handle toplevel peep2 matching insns.
7642 (write_subroutine): Handle peep2.
7643 (write_tree_1): Likewise.
7644 (write_tree): Likewise.
7646 (change_state): New arg afterward. Update all callers.
7647 Handle matching separate insns.
7648 * recog.c (recog_next_insn): New.
7649 (peephole2_optimize): New.
7650 * rtl.def (DEFINE_PEEPHOLE2): New.
7651 * resource.c (find_free_register): New argument last_insn. Use it
7652 to find a register available through the entire span.
7653 * resource.h (find_free_register): Update prototype.
7655 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
7657 * i386.c (output_strlen_unroll): Don't write xops[7]
7658 label if it wasn't set.
7660 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
7662 * cpplib.c (struct directive): Const-ify name pointer and
7663 function pointer prototype.
7664 (validate_else, do_define, do_line, do_include, do_undef,
7665 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
7666 do_elif, do_endif, do_sccs, do_assert, do_unassert,
7667 do_warning): Const-ify second arg.
7668 (directive_table): Mark const. Reorder entries by frequency
7669 of usage, record statistics.
7671 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
7673 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
7674 bounds- check RTL accesses if --enable-checking.
7675 (RTVEC_ELT): Bounds check if --enable-checking.
7676 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
7677 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
7678 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
7680 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
7681 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
7683 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
7684 (NOTE_SOURCE_FILE): Use X0STR.
7685 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
7686 MEM_ALIAS_SET): Use X0INT.
7687 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
7688 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
7690 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7691 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7692 (rtl_check_failed_bounds, rtl_check_failed_type1,
7693 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7695 (fancy_abort): Fix comment.
7697 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7698 (cse_insn): Decrement LABEL_NUSES for jump target before
7700 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7701 * final.c (alter_subreg): Compute regno before changing x to
7702 REG; set REGNO(x) after changing it.
7703 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7704 notes containing CONST_INTs.
7705 (delete_eh_regions): Use NOTE_EH_HANDLER.
7706 * function.c (put_reg_into_stack): Make reg a MEM before
7708 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7710 (gen_mem_addressof): Make reg a MEM before initializing it.
7711 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7713 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7714 deleting an insn, not after.
7715 (block_alloc): Only look at PATTERN(insn) if we have to, and
7716 only if it's format class 'i'.
7717 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7718 CONST_INT before using its INTVAL.
7719 * print-rtl.c (print_rtx): Use X0STR.
7720 * regmove.c (fixup_match_1): Don't look at PATTERN of
7721 non-class-'i' insn chain elements.
7722 * reload.c (loc_mentioned_in_p): Take address of
7723 in->fld[1].rtx directly.
7724 * reload1.c (reload): Change reg to a MEM before initializing
7726 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7728 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7730 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7732 * config/mips/mips.c (machine_dependent_reorg): Force a
7733 barrier to output the local constant pool if a barrier hasn't
7734 been found at a natural point in the instruction stream.
7736 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7738 * c-parse.in (language_string): Constify.
7740 * dwarf2out.c (language_string): Remove declaration.
7742 * dwarfout.c (language_string): Likewise.
7744 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7746 * tree.h (language_string, init_parse, finish_parse): Declare.
7748 * i386/sun386.h (language_string): Remove declaration.
7750 * mips.h (language_string): Likewise.
7752 * nextstep.h (language_string): Likewise.
7754 * nextstep21.h (language_string): Likewise.
7756 * rs6000.c (language_string): Likewise.
7758 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7760 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7761 (getpwd.o): Remove target.
7763 * getpwd.c: Delete file. Its in libiberty now.
7765 * dbxout.c (getpwd): Don't prototype.
7766 * dwarf2out.c (getpwd): Likewise
7767 * dwarfout.c (getpwd): Likewise
7768 * final.c (getpwd): Likewise.
7769 * protoize.c (getpwd): Likewise.
7771 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7773 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7775 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7777 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7780 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7782 * fixinc/Makefile.in (subdir): New.
7783 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7786 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7788 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7789 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7792 * invoke.texi: Fix typo.
7794 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7795 changed. Handle autoincrement addressing modes.
7797 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7798 just like we would the virtual incoming args register when
7801 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7803 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7804 path, in .file directive.
7806 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7808 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7811 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7813 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7816 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7818 * tree.c (tree_code_name): Constify a char*.
7820 * tree.h (tree_code_name, decl_printable_name): Likewise.
7822 * function.h (struct function): Likewise.
7824 * toplev.c (decl_name, decl_printable_name): Likewise.
7826 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7828 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7829 (init_objc): Remove function pointer cast.
7831 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7833 * pa.md (interspace_jump): New pattern.
7834 (builtin_longjmp): New expander.
7836 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7838 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7839 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7840 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7842 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7844 * jump.c (delete_prior_computation): Also check calls
7845 to constant functions. Don't bother checking for a
7846 REG_UNUSED note before adding it.
7847 (delete_computation): Handle multi-word hard registers
7848 when synthesizing missing REG_DEAD notes for a register
7849 which is both set and used by an insn.
7851 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7853 * loop.c (this_loop_info): New variable.
7854 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7855 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7857 (prescan_loop, strength_reduce): New argument loop_info. All callers
7859 (scan_loop): New variable loop_info, initialise to address of
7861 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7862 Delete variable loop_has_multiple_exit targets and replace with
7863 field in this_loop_info.
7864 (find_and_verify_loops): Rename this_loop to this_loop_num.
7865 (strength_reduce): Delete loop_iteration_info. Replace variable
7866 loop_info with function argument of same name.
7867 (insert_bct): Rework test for loop being completely unrolled.
7869 * loop.h (struct loop_info): New fields num, loops_enclosed,
7870 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7871 has_indirect_jump, and cont. Redefine use of unroll_number.
7872 (loop_unroll_number): Delete.
7874 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7876 (loop_iterations): Delete variable vtop and instead use
7877 loop_info->vtop computed in prescan_loop.
7879 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7881 * fix-header.c (main): Do not pass a null pointer to strcmp.
7883 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7885 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7887 * configure: Rebuilt.
7889 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7891 * jump.c (jump_optimize_1): Do not delete assignments to
7892 internal_arg_pointer.
7893 * cse.c (delete_trivially_dead_insns): Always consider a set of
7894 the internal_arg_pointer live.
7896 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7898 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7899 (update_life_info) [REG_WAS_0]: Search the original insns rather
7900 than the new insns for the note. Fix typos finding note_dest.
7901 If no dest found, discard the note rather than abort.
7902 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7903 (replace_insns): Remove the old insn list after update_life_info
7906 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7908 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7910 (sched_analyze_1): Let add_dependence care for not adding dups.
7911 (sched_analyze_2): Likewise.
7912 (add_branch_dependences): Likewise.
7914 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7916 * i386/winnt.c (export_list): New type.
7917 (exports_head): Rename to
7918 (export_head): this.
7919 (i386_pe_record_exported_symbol): Add is_data flag.
7920 (i386_pe_asm_file_end): Emit directive for exported variables.
7921 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7923 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7924 (ASM_DECLARE_OBJECT_NAME): Likewise.
7925 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7926 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7928 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7930 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7932 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7935 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7937 * config/openbsd.h: Define SET_ASM_OP.
7938 * tm.texi: cross-reference SET_ASM_OP in the index.
7940 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7942 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7943 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7944 and class_narrowest_mode at compile time. Kill init_rtl.
7945 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7946 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7947 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7949 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7951 * rtl.h: Declare rtx_length and rtx_format as const.
7952 * machmode.def: Define CC(). Use CC() to define CCmode. If
7953 EXTRA_CC_MODES is defined, expand it here.
7954 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7955 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7956 const. Kill all references to EXTRA_CC_MODES.
7958 * toplev.c: Don't prototype or call init_rtl.
7959 * optabs.c: Don't call init_mov_optab.
7960 * genemit.c: Don't generate init_mov_optab. Don't call
7962 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7964 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7965 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7966 genrecog.c: Don't call init_rtl.
7968 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7969 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7970 definition of EXTRA_CC_MODES.
7972 * md.texi: Kill ref to EXTRA_CC_NAMES.
7973 * tm.texi: Document new way to define EXTRA_CC_MODES.
7975 * genrecog.c: Do not look up the name of a define_split.
7978 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7980 * config/v850/v850.md: Fix typo introduced by previous delta.
7982 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7984 * gcc.c (fatal): Make definition static to match prototype.
7986 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7988 * combine.c (get_last_value): Don't look for earlier sets if the last
7989 known set is somewhere in between the insns being combined.
7991 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7993 * configure.in: Don't use shell ! to negate exit codes
7994 * configure: Regenerate
7996 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7998 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7999 the fact that ALIGN is measured in bits, not bytes.
8001 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
8003 * errors.c: New file; defines functions error, warning, and
8004 fatal, variables have_error and progname.
8005 * errors.h: New file; prototypes and decls for stuff in errors.c.
8007 * Makefile: Add rules to build errors.o and
8008 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
8009 genopinit, genrecog, genextract, genpeep, genattr, and
8010 genoutput with errors.o. Add errors.h to deps of genconfig.o,
8011 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
8012 genpeep.o, genattr.o, and genoutput.o.
8014 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
8015 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
8016 define or prototype fatal. Set progname at beginning of main.
8017 * genoutput.c: Likewise, and don't define or prototype error
8020 * c-typeck.c (c_expand_start_case): Return immediately if exp
8022 * fold-const.c (operand_equal_p): Return immediately if arg1
8023 or arg0 are ERROR_MARKs.
8024 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
8025 fields of type ERROR_MARK when calculating if the record can
8028 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
8029 with much help from Jeffrey A Law and Richard Henderson
8031 * i386.md: In the 6 insns which call output_fix_trunc,
8032 earlyclobber operands[0].
8034 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
8036 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
8037 creating new registers.
8039 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
8041 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
8042 i386_reg_alloc_order, i386_regparm_string,
8043 i386_align_loops_string, i386_align_jumps_string,
8044 i386_align_funcs_string, i386_preferred_stack_boundary_string,
8045 and i386_branch_cost_string as type "const char *".
8046 * i386.c: Define all above strings as type "const char *".
8048 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
8050 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
8051 when emitting alignment padding. Emit padding byte of 0 instead of 4.
8053 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
8055 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
8056 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
8058 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
8060 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
8061 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
8062 (dwarf2out_line, dwarf2out_finish): Likewise.
8063 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
8065 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
8067 * tree.c (lang_unsave_expr_now) : Correct return type.
8068 * tree.h (lang_unsave_expr_now) : Same.
8070 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
8072 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
8073 instead of duplicating code.
8075 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8077 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
8079 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
8081 * tree.h: fancy_abort always takes three args.
8082 * resource.c: Move include of system.h before toplev.h.
8084 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
8086 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
8089 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
8091 * system.h: Don't redefine abort or trim_filename.
8092 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
8093 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
8094 whether or not __FUNCTION__ is available.
8095 * tree.h: Duplicate rtl.h's definition of abort, for files
8096 that don't include rtl.h. Delete all code to perform type
8097 checking with a compiler other than GCC.
8098 * varray.h: Delete all code to perform type checking with a
8099 compiler other than GCC. Make VARRAY_CHECK() always evaluate
8100 its arguments exactly once, using a statement expression.
8101 Adjust the VARRAY_<type> accessor macros to match.
8102 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
8103 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
8104 caller's location. Define fatal_insn and fatal_insn_not_found
8105 as macros that use _fatal_insn and _fatal_insn_not_found.
8106 (fancy_abort, trim_filename): Kill prototypes.
8108 * rtl.c (trim_filename): Move here from toplev.c.
8109 (fancy_abort): New function.
8110 (DIR_SEPARATOR): Provide default definition.
8111 * tree.c (tree_check_failed, tree_class_check_failed): Go
8112 through fancy_abort.
8113 (tree_check, tree_class_check, cst_or_constructor_check,
8114 expr_check): Delete.
8115 * varray.c (varray_check_failed): New function.
8116 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
8117 _fatal_insn and _fatal_insn_not_found. Go through
8119 (trim_filename, fancy_abort): Delete.
8121 * builtins.c (expand_builtin_args_info): Report ICE with abort.
8122 * except.c (start_catch_handler): Report ICE with error/abort
8124 * final.c (output_operand_lossage): Likewise.
8125 * flow.c (verify_flow_info): Likewise.
8127 * gcc.c: Prototype fatal.
8128 * gengenrtl.c: Undef abort after including rtl.h not system.h.
8129 * genattr.c, genattrtab.c, genemit.c, genextract.c,
8130 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
8131 Don't define fancy_abort.
8133 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
8135 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
8138 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
8140 * m88k.h (VERSION_INFO2): Kill.
8141 (VERSION_STRING): Kill.
8143 (VERSION_INFO1): Tidy.
8144 (TARGET_VERSION): Update.
8145 * m88k/dgux.h (VERSION_INFO2): Kill.
8146 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
8147 * m88k/luna.h (VERSION_INFO1): Tidy.
8148 * m88k/sysv4.h (VERSION_INFO1): Likewise.
8149 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
8150 (output_file_start): Adjust for death of VERSION_STRING.
8152 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
8154 * cpplib.c (detect_if_not_defined): New function.
8155 (do_if): Use it to detect potential once-only headers.
8157 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
8159 * c-common.c (combine_strings): Always set TREE_CONSTANT.
8161 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8163 * combine.c (nonzero_bits) : Allow single-ly set registers to be
8164 anywere in the function only if they are pseudos and set before
8165 being used (not live at the start of the function).
8166 (num_sign_bit_copies) : Same.
8167 (get_last_value_validate) : Same.
8168 (get_last_value) : Same.
8170 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
8172 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
8173 where N and M are constant and N is an integer multiple of M.
8175 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8177 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
8178 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
8179 sbitmap_union_of_preds): Add prototypes.
8180 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
8181 the intersection of successors with the new flow graph structures.
8182 (sbitmap_intersection_of_preds): New function to compute the
8183 intersection of predecessors with the new flow graph structures.
8184 (sbitmap_union_of_succs): New function to compute the union of
8185 successors with the new flow graph structures.
8186 (sbitmap_union_of_preds): New function to compute the union of
8187 predecessors with the new flow graph structures.
8188 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
8189 (expr_reaches_here_p): Use edge and basic_block structures instead
8190 of s_preds and s_succs.
8191 (compute_cprop_avinout): Use new sbitmap routines.
8192 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
8193 of s_preds and s_succs.
8194 * flow.c (compute_flow_dominators): Compute dominators using
8195 edges and basic blocks instead of s_preds and s_succs.
8197 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8199 * lists.c (unused_insn_list, unused_expr_list): New file for
8200 maintaining various types of lists. New statics for maintaining a
8201 cache of available INSN_LIST and EXPR_LIST nodes.
8202 (free_list): Static function for freeing a list of INSN/EXPR nodes.
8203 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
8204 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
8205 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
8206 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
8207 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
8208 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
8209 (free_INSN_LIST_node): Free an individual INSN_LIST node.
8210 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
8211 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
8212 (remove_dependence, free_pending_lists): Use new global routines.
8213 (flush_pending_lists, sched_analyze_insn): Use new global routines.
8214 (sched_analyze, compute_block_backward_dependences): Use new routines.
8215 (sched_analyze_1, sched_analyze_2): Use new routines.
8216 (schedule_insns): Use new global routines.
8217 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
8219 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
8220 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
8222 * toplev.c (rest_of_compilation): Initialize node cache.
8223 * Makefile.in (OBJS): Add lists.o to list of object files.
8224 (lists.o): Add dependancies.
8226 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
8228 * config/v850/v850.md: Fix compile time warning messages.
8229 * config/v850/v850.c: Fix compile time warning messages.
8230 * config/v850/v850.h: Fix compile time warning messages.
8232 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8234 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
8235 Remove unused prototype for `init_lengths'.
8237 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8239 * calls.c (emit_call_1): Mark parameter `stack_size' with
8241 (expand_call): Initialize variable `insn'.
8242 (emit_library_call): Likewise for variable `high_to_save'.
8243 (emit_library_call_value): Likewise.
8244 (store_one_arg): Likewise for variables `lower_bound' and
8247 * combine.c (try_combine): Likewise for variables `i2_code_number'
8248 and `other_code_number'.
8249 (find_split_point): Likewise for variables `pos', `unsignedp' and
8251 (simplify_if_then_else): Likewise for variables `op' and `c1'.
8252 (simplify_and_const_int): Remove unused variable `width'.
8253 (merge_outer_ops): Likewise.
8255 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
8256 HOST_WIDE_INT' when comparing against one.
8257 (simplify_relational_operation): Likewise.
8258 (cse_insn): Initialize variables `src_eqv_volatile',
8259 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
8261 * final.c (init_final): Constify parameter `filename'.
8262 (final_start_function): Mark parameter `optimize' with
8264 (profile_function): Likewise for parameters `first' and `optimize'.
8265 (output_source_line): Likewise for parameter `file'.
8267 * integrate.c (subst_constants): Cast a value to `size_t' when
8268 comparing against one.
8269 (mark_stores): Initialize variable `mode'. Cast a value to
8270 `size_t' when comparing against one.
8272 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
8274 * loop.c (move_movables): Initialize variable `first'.
8275 (strength_reduce): Likewise for variable `increment'.
8276 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
8277 value to `size_t' when comparing against one.
8278 (load_mems): Initialize variable `end_label'.
8280 * output.h (init_final): Constify parameter.
8282 * reload.c (decompose): Initialize variable `base'.
8284 * reload1.c (reload): Likewise for variable `is_scalar'.
8285 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
8286 (choose_reload_regs): Initialize variable `mode'.
8287 (emit_reload_insns): Likewise for variable `store_insn'.
8288 (reload_cse_noop_set_p): Mark parameter `insn' with
8290 (reload_combine): Initialize variable `set'.
8292 * unroll.c (unroll_loop): Likewise for variable `local_label'.
8293 (copy_loop_body): Cast a value to `size_t' when comparing against
8296 * varasm.c (assemble_variable): Initialize variable `size_tree'.
8297 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
8298 (remove_from_pending_weak_list): Mark parameter `name' with
8301 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8303 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
8306 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
8308 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
8309 (ASM_DECLARE_FUNCTION_NAME): Define.
8310 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
8311 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
8312 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
8313 not already defined.
8315 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
8317 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
8318 of n_popped when call/call_value are not defined.
8320 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
8322 * tm.texi: GNU CC -> GCC conversion.
8323 (CC1_SPEC): Indicate it is used for all language front ends.
8325 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
8327 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
8328 NOTE_INSN_EH_REGION_END correctly.
8330 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8331 Jeff Law <law@cygnus.com>
8333 * loop.c (strength_reduce): Automatically unroll loops if the
8334 unrolled loop size is smaller than the rolled loop size.
8336 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
8337 and delete comment that code should be rewritten.
8339 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
8341 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
8344 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
8346 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8348 * fixinc/mkfixinc.sh: Don't fix uwin headers.
8349 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
8350 (LINK_SPEC): Add -u _main when building executables.
8351 (ASM_DECLARE_FUNCTION): Update from Cygwin.
8352 (ASM_FILE_END): Use the default for ix86-pe.
8353 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
8355 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
8357 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
8358 and ASM_CLOSE_PAREN are empty strings.
8360 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
8361 Geoffrey Keating <geoffk@cygnus.com>
8363 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
8364 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
8365 (unprotoize.o): Ditto.
8366 (test-protoize-simple): Don't define STD_PROTO_DIR.
8367 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
8368 changes to make 'test-protoize-simple' pass.
8369 (STD_PROTO_DIR): Remove define.
8370 (STANDARD_EXEC_PREFIX): Supply default define.
8371 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
8372 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
8373 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
8374 (GET_ENV_PATH_LIST): New macro.
8375 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
8376 (do_processing): Initialize default_syscalls_dir using new
8377 macros. Use it to initialize syscalls_absolute_filename.
8379 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
8381 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
8382 B into a register before emit_conditional_move.
8384 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
8386 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
8387 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
8388 multiplicand out of (+ (* a b) (* c d)).
8390 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
8391 Richard Henderson <rth@cygnus.com>
8393 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
8394 (new_insn_dead_notes): Likewise.
8395 (update_n_sets): Likewise.
8396 (update_flow_info): Move to flow.c, renamed to update_life_info;
8397 extend to handle multiple source insns.
8398 * flow.c: Include resource.h
8399 (unlink_insn_chain): New.
8400 (split_hard_reg_notes): New.
8401 (maybe_add_dead_note): New.
8402 (maybe_add_dead_note_use): New.
8403 (find_insn_with_note): New.
8404 (new_insn_dead_notes): New.
8405 (update_n_sets): New.
8406 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
8407 (maybe_remove_dead_notes): New.
8408 (update_life_info): New.
8409 (prepend_reg_notes): New.
8410 (replace_insns): New.
8411 * output.h (update_life_info): Declare.
8412 * recog.c (split_block_insns): Use update_life_info.
8413 * resource.c (find_free_register): Use reg_alloc_order, don't use
8414 fixed regs, make sure the mode is supported, don't use new regs.
8416 * rtl.h (replace_insns): Declare.
8418 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
8420 * expr.c (expand_expr): Cope with COND_EXPRs with one
8421 non-returning branch.
8423 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
8425 * expr.c (store_expr): Always pass down the target, even when not
8428 1999-08-24 Nick Clifton <nickc@cygnus.com>
8430 * configure.in: Define target_cpu_default for v850 targets.
8431 * configure: Regenerate
8433 * config/v850/v850.h (TARGET_CPU_generic): Define.
8434 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
8435 addresses are 4 byte aligned.
8437 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
8440 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8442 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
8443 (main): Add prototypes.
8445 * genattrtab.c (substitute_address, write_const_num_delay_slots,
8446 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
8447 (write_attr_get): Emit prototypes along with function definition.
8448 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
8449 (write_complex_function): Emit static prototype along with
8450 function definition.
8452 * genemit.c (gen_split): Emit prototypes along with function
8455 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
8456 Likewise for predicates and `insn_operand_predicate'.
8457 (process_template): Emit static prototype along with function
8460 * genrecog.c (make_insn_sequence): Constify a char*. Add
8461 prototypes for get_split_*().
8462 (write_subroutine): Emit prototypes along with function
8465 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8467 * gcse.c (find_avail_set): Follow chains of register-register copies.
8468 Use oprs_not_set_p to guarantee that the returned value can be
8470 (cprop_insn): Don't verify the return value of find_avail_set with
8473 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
8474 (cprop_cc0_jump): New function.
8475 (cprop_insn): Break out new function cprop_jump and use it.
8476 Also use cprop_cc0_jump for machines with CC0.
8477 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
8479 * tree.h (current_function_calls_setjmp,
8480 current_function_calls_longjmp): Delete declarations.
8481 * dsp16xx.c: Include "function.h".
8482 * elxsi.c: Likewise.
8483 * gmicro.c: Likewise.
8484 * h8300.c: Likewise.
8487 * mn10200.c: Likewise.
8488 * mn10300.c: Likewise.
8489 * ns32k.c: Likewise.
8493 * rtl.h (rtx_equal_function_value_matters): Declare.
8494 * toplev.c (rtx_equal_function_value_matters): Don't declare.
8496 * function.c: Likewise.
8497 * emit-rtl.c: Likewise.
8499 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
8501 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
8504 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8506 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
8509 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
8511 * cpp.texi: Add a node documenting macro varargs (copied
8514 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
8516 * cppspec.c: Put a null pointer at the end of the new argv.
8518 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
8520 * configure.in: Remove code to select/de-select the haifa
8521 scheduler. Every scheduled port gets haifa now.
8522 * configure: Rebuilt.
8523 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
8525 * Makefile.in: Corresponding changes.
8527 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8529 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
8530 All callers changed.
8531 (prepare_float_lib_cmp): Likewise.
8532 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
8533 * expr.h (emit_float_lib_cmp): Delete declaration.
8534 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
8535 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
8536 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
8538 (cmptf): Now conditional on TARGET_HARD_QUAD.
8540 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
8542 * resource.c (mark_target_live_regs): Use
8543 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
8545 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8547 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
8549 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
8551 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
8553 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8555 * rtl.h (rtx_format): Constify a char*.
8557 * rtl.c (rtx_format): Likewise.
8558 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
8559 (init_rtl): Use accessor macro, not `rtx_format'.
8561 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
8564 * caller-save.c (mark_referenced_regs): Likewise.
8566 * combine.c (subst, make_compound_operation, known_cond,
8567 gen_rtx_combine, update_table_tick, get_last_value_validate,
8568 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
8570 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
8571 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
8572 count_reg_usage): Likewise.
8574 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
8577 * final.c (leaf_renumber_regs_insn): Likewise.
8579 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
8580 dump_edge_info, count_reg_references): Likewise.
8582 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
8583 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
8586 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
8587 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
8588 add_label_notes): Likewise.
8590 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
8591 clear_struct_flag, count_sub_rtxs, count_alternatives,
8592 compares_alternatives_p, contained_in_p, walk_attr_value,
8593 write_expr_attr_cache): Likewise.
8595 * genconfig.c (walk_insn_part): Likewise.
8597 * genemit.c (max_operand_1, gen_exp): Likewise.
8599 * genextract.c (walk_rtx): Likewise.
8601 * genflags.c (num_operands): Likewise.
8603 * genoutput.c (scan_operands): Likewise.
8605 * genpeep.c (match_rtx): Likewise.
8607 * genrecog.c (add_to_sequence): Likewise.
8609 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
8612 * integrate.c (save_constants, copy_for_inline,
8613 copy_rtx_and_substitute, subst_constants, restore_constants):
8616 * jump.c (mark_jump_label, invert_exp, redirect_exp,
8617 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
8619 * local-alloc.c (contains_replace_regs, memref_referenced_p):
8622 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
8623 add_label_notes, replace_call_address, count_nonfixed_reads,
8624 invariant_p, find_single_use_in_loop, find_mem_givs,
8625 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
8628 * print-rtl.c (reg_names, print_rtx): Likewise.
8630 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
8632 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
8633 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
8634 print_blocks): Likewise.
8636 * regclass.c (fix_register, record_address_regs,
8637 reg_scan_mark_refs): Likewise.
8639 * regmove.c (stable_but_for_p): Likewise.
8641 * reload.c (loc_mentioned_in_p, operands_match_p,
8642 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
8643 copy_replacements, refers_to_regno_for_reload_p,
8644 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
8645 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
8648 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
8649 delete_address_reloads_1, count_occurrences,
8650 reload_cse_mem_conflict_p, reload_combine_note_use,
8651 add_auto_inc_notes): Likewise.
8653 * resource.c (mark_referenced_resources, mark_set_resources):
8656 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
8657 reg_mentioned_p, regs_set_between_p, modified_between_p,
8658 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
8659 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
8660 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
8661 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
8663 * sched.c (sched_analyze_2, attach_deaths): Likewise.
8665 * stupid.c (stupid_mark_refs): Likewise.
8667 * unroll.c (remap_split_bivs): Likewise.
8669 * varasm.c (mark_constants): Likewise.
8671 * a29k/a29k.c (uses_local_reg_p): Likewise.
8673 * alpha/alpha.c (summarize_insn): Likewise.
8675 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
8676 eliminate_lr2ip): Likewise.
8678 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
8680 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
8681 reg_mentioned_in_mem): Likewise.
8683 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
8684 symbolic_reference_mentioned_p): Likewise.
8686 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
8688 * sh/sh.c (regs_used, mark_use): Likewise.
8690 * vax/vax.c (vax_rtx_cost): Likewise.
8692 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8694 * machmode.h (mode_name): Constify a char*.
8696 * rtl.c (mode_name): Likewise.
8698 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8700 * optabs.c (init_libfuncs): Constify a char*.
8702 * print-tree.c (mode_name): Remove redundant declaration.
8703 (print_node): Use accessor macro, not `mode_name'.
8705 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8707 (new_spill_reg): Constify a char*.
8709 * tree.c (mode_name): Remove redundant declaration.
8711 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8713 * rtl.c (rtx_name): Constify a char*.
8715 * rtl.h (rtx_name, fix_sched_param): Likewise.
8717 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8718 (mypr): Use accessor macro, not `rtx_name'.
8720 * genemit.c (print_code): Constify a char*.
8722 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8724 * genpeep.c (print_code): Constify a char*.
8726 * genrecog.c (print_code): Likewise.
8728 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8729 end_bb): Add static prototype.
8730 (draw_edge): Constify a char*.
8731 (end_bb): Remove unused parameter.
8733 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8734 print_block_visualization): Constify a char*.
8736 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8738 * c-common.c (c_get_alias_set): Update comment.
8740 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8742 * linux.h (LIB_SPEC): Added.
8744 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8746 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8748 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8750 * tree.c (expr_check): Fix typo in last change.
8752 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8754 * rtl.def (NOTE): Change format to "iuu0n".
8755 (ADDR_DIFF_VEC): Change format to "eEee0".
8756 (ADDRESSOF): Change format to "eit".
8758 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8759 (RTVEC_ELT): Change to match.
8760 (XVECEXP): Use XVEC and RTVEC_ELT.
8761 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8762 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8763 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8764 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8765 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8766 (INTVAL): Use XWINT.
8767 (ADDRESSOF_DECL): Use XTREE.
8768 (SET_ADDRESSOF_DECL): Delete.
8769 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8770 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8771 ifdefed out since 2.6 at least.
8772 (gen_rtvec_vv): Delete prototype.
8774 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8776 (copy_most_rtx): Handle 't' format letter.
8777 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8778 (gen_rtvec_vv): Delete function. All callers changed to use
8779 gen_rtvec_v instead.
8780 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8781 the '0' format letter.
8783 * function.c (gen_mem_addressof): Don't use
8784 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8786 * integrate.c (copy_rtx_and_substitute): Likewise.
8787 Copy 't' slots with XTREE.
8788 (subst_constants): Treat 't' slots like '[swi]' slots.
8789 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8790 * jump.c (rtx_equal_for_thread_p): Likewise.
8791 * rtlanal.c (rtx_equal_p): Likewise.
8792 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8793 only four arguments.
8794 * gengenrtl.c (type_from_format): Provide correct types for
8798 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8799 If a recent gcc is in use (always in stage2 and beyond), use
8800 statement expressions, so we don't make a function call unless
8801 the check fails. Evaluate arguments exactly once.
8802 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8803 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8805 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8806 they evaluate their arguments exactly once, irrespective of
8807 the compiler in use.
8809 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8810 is used by the currently-enabled check macros. This is:
8811 (tree_check_failed, tree_class_check_failed): For gcc.
8812 (tree_check, tree_class_check, cst_or_constructor_check,
8813 expr_check): For other compilers.
8815 * gencheck.c: Do not define any *_CHECK1 macros.
8817 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8818 Mark Mitchell <mark@codesourcery.com>
8820 * c-common.c (c_get_alias_set): Fix support for poitners and
8823 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8825 * alias.c: Include tree.h.
8826 (nonlocal_reference_p, mark_constant_function): New functions.
8827 * flow.c (life_analysis): Call mark_constant_function.
8828 * rtl.h (mark_constant_function): Declare it.
8830 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8832 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8833 unrecognisable switches.
8835 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8837 * loop.c (recombine_givs): Set ix field after sorting.
8838 (recombine_givs): Remove bogus index / giv lockstep looping.
8840 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8842 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8844 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8845 (do_cmp_and_jump): Formatting fixes.
8846 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8847 do_compare_rtx_and_jump instead of compare_from_rtx.
8848 (do_compare_rtx_and_jump): New function; mostly copied from
8850 (do_jump_for_compare): Delete.
8851 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8853 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8854 of compare/do_jump_for_compare pairs.
8855 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8856 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8857 compare_from_rtx/do_jump_for_compare pairs.
8858 (do_jump_by_parts_equality): Likewise.
8859 (do_jump_by_parts_equality_rtx): Likewise.
8860 * expr.h (do_compare_rtx_and_jump): Declare.
8861 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8862 that used to be in emit_cmp_insn.
8863 (cmp_available_p): New function.
8864 (prepare_operand): New function.
8865 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8866 to be in emit_cmp_insn.
8867 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8868 parameters to be pointers; don't emit final compare but modify some of
8869 the values pointed to by the args so the caller can perform the
8871 (expand_binop): Call emit_store_flag_force with signed forms of
8873 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8874 emit_jump_insn pair.
8875 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8876 emit_cmp_and_jump_insn_1. Call emit_queue.
8877 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8879 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8880 jump sets cc0 before deleting it.
8881 * integrate.c (expand_inline_function): Likewise.
8882 * unroll.c (unroll_loop): Similar changes in several places.
8883 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8886 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8888 * Makefile.in (insn-recog.o): Update dependencies.
8889 * genrecog.c (main): Make generated file include "function.h".
8891 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8893 * cse.c (cse_insn): Call never_reached_warning when a jump is
8894 changed to be unconditional.
8895 * flags.h: Declare warn_notreached.
8896 * flow.c (delete_block): Call never_reached_warning when
8898 * jump.c (delete_barrier_successors): Call never_reached_warning
8899 when we delete everything after a BARRIER.
8900 (never_reached_warning): New function.
8901 * rtl.h: Declare never_reached_warning.
8902 * toplev.c (warn_notreached): New variable.
8903 (lang_independent_options): Set warn_notreached
8904 when -Wunreachable-code.
8905 (compile_file): We need line numbers for -Wunreachable-code.
8907 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8909 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8910 * sched.c (insn_unit): Likewise.
8912 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8914 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8916 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8918 * flow.c (create_edge_list): Use xmalloc, not malloc.
8920 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8922 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8923 C-style comments. Do not lose the character before double slash.
8925 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8927 * basic-block.h (struct edge_list): Stucture to maintain a vector
8929 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8930 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8931 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8932 New function prototypes.
8933 * flow.c (create_edge_list): Function to create an edge list.
8934 (free_edge_list): Discards memory used by an edge list.
8935 (print_edge_list): Debug output showing an edge list.
8936 (verify_edge_list): Internal consistency check for an edge list.
8937 (find_edge_index): Function to find an edge index for a pred and succ.
8939 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8941 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8944 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8946 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8948 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8950 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8952 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8954 * toplev.c (rest_of_compilation): Allow machine dependent
8955 reorganisation pass to place information into the RTL dump
8956 file if it so wishes.
8958 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8960 * explow.c (hard_function_value): Use VOIDmode instead of
8962 * stmt.c (expand_return): Likewise.
8963 * stor-layout.c (get_best_mode): Likewise.
8965 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8966 emit call instead of emit_insn call.
8968 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8970 * configure.in: Handle --disable/enable-win32-registry.
8971 * install.texi: Document --disable/enable-win32-registry.
8972 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8973 (WIN32_REGISTRY_KEY): New macro.
8974 * prefix.c: Use to enable/disable win32-specific code.
8975 (lookup_key): Use versioned key.
8976 * configure: Regenerate.
8977 * config.in: Likewise.
8979 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8981 * cpplib.c (read_line_number): New fn, split out of...
8984 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8986 tree.c (lang_unsave_expr_now) : New.
8987 (unsave_expr_now): Call lang_unsave_expr_now.
8988 tree.h (lang_unsave_expr_now) : New.
8990 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8992 * toplev.c (flag_new_exceptions): On by default.
8994 1999-08-13 Michael Meissner <meissner@cygnus.com>
8996 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8998 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9000 * dwarfout.c (fundamental_type_code): Return FT_boolean for
9001 INTEGER_TYPE with precision==1, it's __java_boolean.
9003 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9005 * global.c (prune_preferences): Move some invariants out of the
9008 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
9010 * configure.in (alpha*-dec-osf*): Add osf5.
9012 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
9014 * configure.in: Rework handling of ARM GNU/Linux slightly.
9015 (arm*-*-linux-gnuoldld): New target.
9016 * configure: Regenerate.
9017 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
9018 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
9019 * config/arm/linux-oldld.h: New file.
9020 * config/arm/linux-elf26.h: Don't include linux-elf.h.
9021 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
9023 * config/arm/linux-elf.h (ASM_SPEC): Define.
9024 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
9025 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
9026 for 26-bit APCS and old linker.
9027 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
9029 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
9030 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
9031 don't define `arm' or `arm_elf'.
9032 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
9033 MULTILIB_DIRNAMES): Define. Fix typo in comment.
9035 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
9037 * rtl.texi: Fix typo.
9039 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
9041 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
9043 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
9045 * extend.texi (C++ Signatures): Remove node.
9046 * invoke.texi: Remove discussion of -fhandle-signatures,
9047 signature, sigof, __signature__, and __sigof__.
9049 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
9051 * Makefile.in (JAVAGC): Removed.
9053 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
9055 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9057 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
9059 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9061 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
9063 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
9064 a register that is already known to be a pointer.
9066 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
9068 * fixinc/inclhack.tpl: Only install assert.h conditionally.
9069 * fixinc/inclhack.sh: Regenerated.
9070 * fixinc/fixincl.sh: Regenerated.
9072 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
9074 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
9075 Fix documentation of -ansi flag to describe its C++ behavior.
9076 Remove bogus reference to GCC 2.9.
9078 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
9080 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
9081 note if it is non-NULL.
9083 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9085 * except.h (eh_nesting_info): Add new structure defintion.
9086 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
9087 (reachable_handlers, update_rethrow_references): Add function
9089 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
9090 a rethrow symbol instead of an integer exception region number.
9091 * flow.c (Make_edges): Use new exception nesting routines to determine
9092 which handlers are reachable from a CALL or asynchronous insn.
9093 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
9095 (delete_eh_regions): Update rethrow labels, and don't delete
9096 regions which are the target of a rethrow.
9097 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
9098 avoid overloading the SYMBOL_REF_USED flag.
9099 (rethrow_symbol_map): Use new rethrow_ref field.
9100 (rethrow_used): Use new rethrow_ref field.
9101 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
9102 of an integer. Fix formatting.
9103 (output_exception_table_entry): Use new rethrow_ref field.
9104 (can_throw): Check for EH_REGION_NOTE before deciding
9105 whether a CALL can throw or not.
9106 (scan_region): Call rethrow_used() instead of accessing data structure.
9107 (update_rethrow_references): New function to make sure only regions
9108 which are still targets of a rethrow are flagged as such.
9109 (process_nestinfo): New static function to initialize a handler
9110 list for a specific region.
9111 (init_eh_nesting_info): New function to allocate and initialize
9112 the list of all EH handlers reachable from all regions.
9113 (reachable_handlers): New function to retrieve the list of handlers
9114 reachable from a specific region and insn.
9115 (free_eh_nesting_info): New function to dispose of a list of
9118 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9120 * flow.c (split_edge): Set JUMP_LABEL field.
9121 (commit_one_edge_insertion): Set head correctly for insert_before.
9122 When inserting insns, update insn block numbers if allocated.
9124 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9126 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
9127 retry_incomplete_types): Add static prototype.
9128 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
9129 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
9130 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
9131 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
9132 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
9135 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
9136 dwarf2out_start_source_file, dwarf2out_line): Likewise.
9138 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9140 * output.h (assemble_name): Constify a char*.
9142 * varasm.c (UNIQUE_SECTION, assemble_start_function,
9143 assemble_variable, assemble_name): Likewise.
9145 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
9147 * arm/pe.c (arm_pe_unique_section): Likewise.
9149 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
9151 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
9153 * i386/interix.c (i386_pe_unique_section): Likewise.
9155 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
9157 * i386/winnt.c (i386_pe_unique_section): Likewise.
9159 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
9161 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
9163 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
9165 * pa/pa.c (output_call): Likewise.
9167 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
9169 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
9171 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
9174 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
9177 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
9179 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
9180 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
9182 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
9184 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9186 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
9188 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9190 * tree.h (lang_identify): Constify a char*.
9191 (print_error_function): Add extern prototype. Constify a char*.
9193 * c-lang.c (lang_identify): Constify a char*.
9195 * objc/objc-act.c (lang_identify): Constify a char*.
9197 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9199 * genpeep.c (main): Make generated file include "function.h".
9200 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
9202 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9204 * Makefile.in: Update dependencies.
9205 * alias.c: Include "function.h"
9206 * c-decl.c: Likewise.
9207 * caller-save.c: Likewise.
9208 * calls.c: Likewise.
9209 * combine.c: Likewise.
9211 * explow.c: Likewise.
9212 * final.c: Likewise.
9213 * global.c: Likewise.
9214 * graph.c: Likewise.
9215 * local-alloc.c: Likewise.
9217 * optabs.c: Likewise.
9218 * profile.c: Likewise.
9219 * recog.c: Likewise.
9220 * regclass.c: Likewise.
9221 * regmove.c: Likewise.
9222 * reload.c: Likewise.
9223 * reorg.c: Likewise.
9224 * resource.c: Likewise.
9225 * sched.c: Likewise.
9226 * stupid.c: Likewise.
9227 * config/1750a/1750a.c: Likewise.
9228 * config/a29k/a29k.c: Likewise.
9229 * config/arc/arc.c: Likewise.
9230 * config/arm/arm.c: Likewise.
9231 * config/arm/thumb.c: Likewise.
9232 * config/c4x/c4x.c: Likewise.
9233 * config/clipper/clipper.c: Likewise.
9234 * config/convex/convex.c: Likewise.
9235 * config/fx80/fx80.c: Likewise.
9236 * config/i860/i860.c: Likewise.
9237 * config/m68k/m68k.c: Likewise.
9238 * config/m88k/m88k.c: Likewise.
9239 * config/mips/mips.c: Likewise.
9240 * config/pdp11/pdp11.c: Likewise.
9241 * config/pyr/pyr.c: Likewise.
9242 * config/romp/romp.c: Likewise.
9243 * config/sh/sh.c: Likewise.
9244 * config/tahoe/tahoe.c: Likewise.
9245 * config/vax/vax.c: Likewise.
9246 * config/we32k/we32k.c: Likewise.
9247 * config/sparc/sparc.c: Include "function.h".
9248 (mem_min_alignment): Test current_function rather than
9249 regno_pointer_align.
9250 * config/pa/pa.c: Likewise.
9251 (compute_frame_size): Delete declaration of
9252 current_function_outgoing_args_size.
9253 * config/arc/arc.h (current_function_varargs): Delete declaration.
9254 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
9256 * config/i370/i370.h (current_function_outgoing_args_size): Delete
9258 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
9259 current_function_uses_pic_offset_table.
9260 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
9261 of current_function_returns_pointer.
9262 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9263 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9264 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9265 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9266 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9267 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9268 * config/m88k/m88k.c: Include "function.h"
9269 (call_used_regs, current_function_pretend_args_size,
9270 current_function_outgoing_args_size, frame_pointer_needed): Delete
9272 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
9274 * config/mips/mips.h (current_function_calls_alloca): Delete
9276 * config/mn10200/mn10200.h (current_function_needs_context,
9277 rtx_equal_function_value_matters): Delete declarations.
9278 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
9279 flag_pic): Delete declarations.
9280 * config/pa/pa.h (current_function_pretend_args_size,
9281 current_function_decl): Delete declarations.
9282 * config/pa/som.h (current_function_varargs): Delete declaration.
9283 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
9285 * config/pyr/pyr.h (current_function_pretend_args_size,
9286 current_function_args_size, current_function_calls_alloca): Delete
9288 * config/sh/sh.h (current_function_varargs): Delete declaration.
9289 * config/sparc/sparc.h (current_function_outgoing_args_size,
9290 current_function_calls_alloca, current_function_decl): Delete
9292 * config/spur/spur.h (current_function_pretend_args_size,
9293 current_function_calls_alloca): Delete declarations.
9294 * config/v850/v850.c (current_function_outgoing_args_size): Delete
9296 * config/vax/vms.h (current_function_name): Delete declaration.
9297 * gcse.c: Include "function.h".
9298 (current_function_name, current_function_calls_setjmp): Delete
9300 * haifa-sched.c: Include "function.h".
9301 (forced_labels): Delete declaration.
9303 * reg-stack.c: Likewise.
9304 * reload1.c: Likewise.
9305 * genemit.c (main): Make generated file include function.h.
9306 * genoutput.c (output_prologue): Likewise.
9308 * builtins.c (saveregs_value, apply_args_value): Delete variables.
9309 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
9310 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
9311 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
9312 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
9313 macros for some of them.
9314 (emit_filename, emit_lineno): Delete declarations.
9315 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
9316 regno_pointer_* variables through current_function.
9317 (gen_inline_header_rtx): Delete function.
9318 (save_emit_status): Delete function.
9319 (set_new_last_label_num): New function.
9320 (clear_emit_caches): New function.
9321 (restore_emit_status): Just clear last_labelnum and call
9323 (get_last_insn_anywhere): Variable sequence_stack is now accessed
9324 through macro seq_stack.
9325 (add_insn_after): Likewise.
9326 (add_insn_before): Likewise.
9327 (remove_insn): Likewise.
9328 (pop_topmost_sequence): Likewise.
9329 (in_sequence_p): Likewise.
9330 (start_sequence_for_rtl_expr): Likewise.
9331 (start_sequence): Likewise, and likewise for
9332 sequence_rtl_expr/seq_rtl_expr.
9333 (push_topmost_sequence): Likewise.
9334 (end_sequence): Likewise.
9335 (init_virtual_regs): Now takes a "struct emit_status *" argument.
9336 All callers changed. Store into that pointer instead of globals.
9337 (init_emit): Allocate emit elt of current_function.
9338 Changes for sequence_rtl_expr/sequence_stack renaming.
9339 Call clear_emit_caches instead of doing it in-line.
9340 Access regno_pointer_* variables through current_function.
9341 (init_emit_once) Don't clear sequence_stack.
9343 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
9345 (arg_pointer_save_area): Delete declaration.
9346 (finish_expr_for_function): Renamed from init_queue; no longer static.
9347 (init_expr): Don't call init_queue.
9348 (save_expr_status, restore_expr_status): Delete functions.
9349 (expand_expr): Changes to reflect new layout of struct function.
9350 Don't access current_function_check_memory_usage when current_function
9352 * expr.h (forced_labels, save_expr_regs, saveregs_value,
9353 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
9354 current_function_outgoing_args_size, current_function_arg_offset_rtx,
9355 current_function_uses_const_pool, function_call_count,
9356 current_function_uses_pic_offset_table, nonlocal_labels,
9357 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
9358 current_function_check_memory_usage, nonlocal_goto_handler_slots,
9359 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
9361 (finish_expr_for_function): Declare.
9362 * flags.h (current_function_has_nonlocal_label,
9363 current_function_has_nonlocal_goto, current_function_is_thunk,
9364 current_function_has_computed_jump): Delete declarations.
9365 * flow.c (forced_labels): Delete declaration.
9366 * function.c (current_function_pops_args,
9367 current_function_returns_struct, current_function_returns_pcc_struct,
9368 current_function_needs_context, current_function_calls_setjmp,
9369 current_function_calls_longjmp, current_function_has_nonlocal_label,
9370 current_function_has_nonlocal_goto, current_function_is_thunk,
9371 current_function_has_computed_jump, current_function_calls_alloca,
9372 current_function_contains_functions, current_function_returns_pointer,
9373 current_function_epilogue_delay_list, current_function_args_size,
9374 current_function_pretend_args_size, current_function_arg_offset_rtx,
9375 current_function_outgoing_args_size, current_function_varargs,
9376 current_function_stdarg, current_function_args_info, cleanup_label,
9377 current_function_name, current_function_uses_const_pool,
9378 current_function_instrument_entry_exit, current_function_return_rtx,
9379 current_function_uses_pic_offset_table, nonlocal_labels,
9380 current_function_internal_arg_pointer, current_function_cannot_inline,
9381 current_function_check_memory_usage, function_call_count,
9382 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
9383 nonlocal_goto_stack_level, return_label, save_expr_regs,
9384 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
9385 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
9386 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
9387 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
9388 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
9390 (push_function_context_to): Don't save them. Don't call
9391 save_storage_status, save_emit_status or save_expr_status.
9392 (pop_function_context_from): Don't restore them. Don't call
9393 restore_storage_status or restore_expr_status.
9394 (get_func_frame_size): New function.
9395 (get_frame_size): Use it.
9396 (assign_outer_stack_local): Reflect some member name changes in struct
9398 (put_reg_into_stack): Likewise.
9399 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
9401 (fixup_var_refs): Likewise.
9402 (fix_lexical_addr): Likewise.
9403 (trampoline_address): Likewise.
9404 (prepare_function_start): Clear field inlinable of current_function.
9405 (init_function_for_compilation): New function.
9406 (expand_dummy_function_end): New function.
9407 (expand_function_end): Call finish_expr_for_function.
9408 * function.h (struct emit_status): New; fields moved here from struct
9409 function and from global variables. Add accessor macros for some of
9411 (struct expr_status): Likewise.
9412 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
9413 (struct function): Add fields expr and emit, inlinable, inl_emit,
9414 original_arg_vector, original_decl_initial, inl_last_parm_insn,
9415 inl_max_label_num. Add many comments.
9416 Add accessor macros for all elts of struct function that no longer
9417 have a global variable.
9418 (cleanup_label, return_label, frame_offset, tail_recursion_label,
9419 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
9420 stack_slot_list): Delete declarations.
9421 (get_func_frame_size): Declare.
9422 (save_expr_status, restore_expr_status, save_emit_status,
9423 save_storage_status, restore_storage_status): Delete declarations.
9424 (init_virtual_regs): Declare.
9425 * output.h (current_function_pops_args,
9426 current_function_returns_struct, current_function_returns_pcc_struct,
9427 current_function_needs_context, current_function_calls_setjmp,
9428 current_function_calls_longjmp, current_function_calls_alloca,
9429 current_function_has_nonlocal_label, current_function_varargs,
9430 current_function_has_computed_jump, current_function_returns_pointer,
9431 current_function_contains_functions, current_function_args_size,
9432 current_function_pretend_args_size, current_function_stdarg,
9433 current_function_outgoing_args_size, current_function_args_info,
9434 current_function_name, current_function_return_rtx,
9435 current_function_epilogue_delay_list,
9436 current_function_uses_const_pool, current_function_cannot_inline):
9437 Delete declarations.
9438 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
9439 regno_reg_rtx): Delete declaration.
9440 (REGNO_POINTER_FLAG): Delete macro.
9441 * stmt.c (expand_goto): Changes to reflect that some fields in struct
9442 function were renamed.
9443 * stor-layout.c (save_storage_status, restore_storage_status): Delete
9445 * toplev.c: Include "function.h".
9446 (current_function_decl): Delete declaration.
9447 (compile_file): Call init_dummy_function_start and
9448 expand_dummy_function_end around some initializations that need to
9450 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
9451 Call init_function_for_compilation.
9452 * unroll.c: Include "function.h"
9453 (unroll_loop): Access regno_pointer_* variables through
9456 * tree.h (struct tree_decl): Add elt f to saved_insns member.
9457 (DECL_SAVED_INSNS): use it.
9458 (expand_dummy_function_end): Declare.
9459 (init_function_for_compilation): Declare.
9460 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
9461 that it's no longer an INLINE_HEADER.
9462 (expand_call): Likewise.
9463 * integrate.c (finish_inline): Delete function.
9464 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
9465 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
9466 args. Don't generate an INLINE_HEADER rtx, just return the arg
9467 vector. All callers changed.
9468 (save_for_inline_copying): Create a duplicate struct emit_status to
9469 hold the emit state for compiling the current function. Use this and
9470 the other new fields in struct function that are for integration
9471 instead of an INLINE_HEADER.
9472 Use memcpy instead of bcopy.
9473 Store the current struct function in DECL_SAVED_INSNS of fndecl.
9474 (save_for_inline_nocopy): Similar changes, except no new emit_status
9476 (expand_inline_function): Get information from function structure,
9477 not from an inline header rtx.
9478 (output_inline_function): Lose code to extract the necessary
9479 information from an inline header; simply put back the function
9480 structure into current_function. Clear its inlinable elt.
9481 * rtl.def (INLINE_HEADER): Delete.
9482 * rtl.h: Delete all accessors for an INLINE_HEADER.
9483 (gen_inline_header_rtx): Delete declaration.
9484 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
9485 Delete declarations.
9486 (REGNO_POINTER_ALIGN): Delete.
9487 (clear_emit_caches): Declare.
9488 (set_new_last_label_num): Declare.
9490 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
9492 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
9494 * except.c (expand_eh_region_start_for_decl): Always start a new block.
9495 * stmt.c (is_eh_region): Make sure current_function is present, too.
9497 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
9499 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
9500 for 64bit PA targets.
9502 * pa.h (SELECT_SECTION): Define.
9503 * som.h (SELECT_SECTION): Delete.
9505 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9507 * alias.c (init_alias_analysis): Wrap call to
9508 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
9510 1999-08-07 Bruce Korb <autogen@linuxbox.com>
9512 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
9513 <sys/asm.h> contains an asm comment with an apostrophe
9514 * fixinc/inclhack.sh: regen
9515 * fixinc/fixincl.x: regen
9517 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
9519 * function.c (init_function_start): Clear prologue & epilogue.
9520 (prologue_epilogue_contains): New function.
9521 * alias.c (init_alias_analysis): Use it.
9522 * rtl.h (prologue_epilogue_contains): Declare it.
9524 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
9526 * jump.c (onlyjump_p): New function.
9527 * rtl.h: Declare it.
9528 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
9529 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
9531 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
9533 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
9534 to invert loops. Simplify block scanning.
9536 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9538 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
9539 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
9541 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
9543 * config/sparc/liteelf.h: New file to support sparclite-elf target
9544 * config/sparc/t-sp86x: New file to support sparc86x targets
9545 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
9546 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
9547 * configure.in: Support above target triplets
9548 * configure: Regenerated
9550 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
9552 * fixinc/server.c (server_setup): Do not prefix function used as
9555 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
9557 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
9558 Remove fp reg alternatives.
9560 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
9562 * Makefile.in (TAROUTOPTS): Kill.
9563 (install-headers-tar): Use "xpf" for tar headerfile extraction
9564 * i370/x-oe (TAROUTOPTS): Delete.
9565 * m68k/x-apollo68 (TAROUTOPTS): Delete.
9566 * m68k/x-hp320 (TAROUTOPTS): Delete.
9567 * m68k/x-hp320g (TAROUTOPTS): Delete.
9568 * gcc.texi: Update bug reporting text.
9570 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9572 * reg-stack.c (change_stack) Fixed problem with negative array index.
9574 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
9576 * extend.texi, install.texi: Fix spelling mistakes.
9578 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
9579 (s-attrtab); No longer try to use pre-made insn-attrtab file.
9580 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
9582 * mips/t-ecoff: Likewise.
9583 * mips/t-elf: Likewise.
9584 * mips/t-mips: Likewise.
9585 * mips/t-osfrose: Likewise.
9586 * mips/t-r3900: Likewise.
9587 * mips/t-svr3: Likewise.
9588 * mips/t-svr4: Likewise.
9589 * mips/t-ultrix: Likewise.
9591 * gcc.texi: Document recommend means to provide software floating
9592 point libraries in libgcc.a
9594 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
9596 * c-lex.c (yylex): We can have a number with no digits.
9598 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
9600 * jump.c (delete_prior_computation): New function, broken
9601 out of delete_computation. Check for side effects with
9602 side_effects_p instead of FIND_REG_INC_NOTE. Handle
9603 multi-word hard registers.
9604 (delete_computation): Use it. Check for side effects with
9605 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
9606 missing REG_DEAD note for a register which is both set and
9609 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
9611 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
9612 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
9613 (ASM_FILE_START): Import _mcount with the right type.
9614 (ASM_DECLARE_FUNCTION_NAME): Define.
9615 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9616 * pa.c (output_function_prologue): Always emit the function's label
9618 * pa.h (TEXT_SPACE_P): Define.
9619 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9620 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
9621 * som.h (TEXT_SPACE_P): Delete.
9622 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9623 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
9625 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
9627 * expr.c (emit_group_load): Allow src to be a CONCAT.
9629 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9631 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
9632 (___mulsi3): Use '!' comment character.
9634 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9636 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
9638 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
9640 * gcc.c: Update URLs and mail addresses.
9641 * gcc.texi: Likewise.
9643 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
9645 * rs6000.c (current_file_function_operand): Return zero for
9647 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
9649 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
9652 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
9654 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
9655 allocate space in the stack frame for the PIC register.
9657 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
9659 * m68k.md (xordi3, anddi3): These patterns are not available on
9662 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
9664 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
9665 (PUT_REAL): Likewise.
9667 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9669 * final.c (shorten_branches): Don't add an alignment for loops
9670 that have no label inside.
9672 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9674 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
9675 prototypes in macro HAVE_cmpstrsi.
9677 * cpplib.c (cpp_get_token): Remove unused label `op3'.
9679 * emit-rtl.c (operand_subword): Remove unused variable
9682 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
9684 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
9686 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
9688 * cpphash.c (macroexpand): Delete leading whitespace when arg
9689 is concatenated before.
9690 (unsafe_chars): Correct test for whether + and - can extend a
9693 * cppinit.c (cpp_start_read): Do dependencies for
9694 -include/-imacros files also.
9696 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9697 tokenizing non-directive lines.
9698 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9699 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9702 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9704 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9706 * c-lex.c: Sync with C++ frontend.
9707 (linemode): New variable.
9708 (parse_float): imag, conversion_errno, and type are output only.
9709 (yylex): Adjust. Move initial '.' case into main switch.
9711 (handle_generic_pragma): Just deal with tokens.
9712 (readescape): Use ISXDIGIT and ISGRAPH.
9713 * c-parse.in: Add END_OF_LINE token.
9715 * c-lex.c (lang_init): Generalize.
9716 (nextchar): Remove. Replace uses with UNGETC.
9717 (skip_white_space): Handle linemode here. Optimize for cpplib.
9718 (skip_white_space_on_line): Remove.
9719 (extend_token_buffer_to): New fn.
9720 (extend_token_buffer): Use it.
9721 (read_line_number, check_newline): Just deal with tokens.
9722 (token_getch, token_put_back): New fns.
9723 (yylex): Use them. More cpplib optimizations. Simplify.
9725 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9726 Jason Merrill <jason@yorick.cygnus.com>
9728 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9729 (consume_string): Make this smart about USE_CPPLIB.
9730 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9731 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9732 Also, clean up cases where we redundantly set token_buffer[0].
9733 (read_line_number): New fn.
9734 (ignore_escape_flag): New variable.
9736 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9738 * a29k/t-a29kbare: Fix some comments.
9739 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9740 (FPBIT, DPBIT): Define.
9741 * a29k/t-vx29k: Likewise.
9742 * arc/t-arc: Likewise.
9743 * arm/t-arm-elf: Likewise.
9744 * arm/t-bare: Likewise.
9745 * arm/t-pe: Likewise.
9746 * arm/t-pe-thumb: Likewise.
9747 * arm/t-semi: Likewise.
9748 * arm/t-thumb: Likewise.
9749 * arm/t-thumb-elf: Likewise.
9750 * arm/t-thumb-linux: Likewise.
9751 * h8300/t-h8300: Likewise.
9752 * i960/t-i960: Likewise.
9753 * i960/t-vxworks960: Likewise.
9754 * m32r/t-m32r: Likewise.
9755 * mips/t-ecoff: Likewise.
9756 * mips/t-elf: Likewise.
9757 * mips/t-r3900: Likewise.
9758 * pa/t-pro: Likewise.
9759 * rs6000/t-aix43: Likewise.
9760 * rs6000/t-beos: Likewise.
9761 * rs6000/t-newas: Likewise.
9762 * rs6000/t-ppccomm: Likewise.
9763 * rs6000/t-rs6000: Likewise.
9764 * rs6000/t-winnt: Likewise.
9765 * rs6000/t-xnewas: Likewise.
9766 * rs6000/t-xrs6000: Likewise.
9767 * sh/t-sh: Likewise.
9768 * sparc/t-elf: Likewise.
9769 * sparc/t-sparcbare: Likewise.
9770 * sparc/t-sparclite: Likewise.
9771 * sparc/t-splet: Likewise.
9772 * v850/t-v850: Likewise.
9773 * mn10200/t-mn10200: Fix comments.
9774 * mn10300/t-mn10300: Likewise.
9776 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9777 dummy operand. Allocate a new pseudo for the dummy operand.
9778 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9780 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9782 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9784 * configure: Rebuilt.
9785 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9787 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9789 * recog.c (preproces_constraints): Zero recog_op_alt before
9790 processing the constraints.
9792 * arm.c (typedef minipool_node): Renamed from pool_node.
9793 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9794 (add_minipool_constant): New function.
9795 (dump_minipool): New function.
9796 (find_barrier): Remove special case for getting the insn size of
9797 an insn that references the constant pool.
9798 (minipool_fixup): New structure.
9799 (push_minipool_barrier): New function.
9800 (push_minipool_fix): New function.
9801 (note_invalid_constants): New function.
9802 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9803 (arm_reorg): Rewrite code to fix up the constant pool into a
9804 series of mini-pools embedded in the insn stream.
9805 (arm_output_epilogue): New function, made mainly from the body
9806 of output_func_epilogue.
9807 (output_func_epilogue): Move insn generation part of epilogue code
9808 to arm_output_epilogue.
9809 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9810 * arm.md (pool_range): New attribute.
9811 (zero_extendqidi2): Add attribute pool_range.
9812 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9813 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9814 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9815 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9816 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9817 (epilogue): New expand.
9818 (epilogue_insn): New insn. Call arm_output_epilogue.
9820 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9821 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9823 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9825 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9827 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9829 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9831 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9833 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9835 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9837 * global.c: Fix comment.
9839 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9841 * gcc.c (access_check): New static function.
9842 (find_a_file): Use it when searching a directory list.
9843 * collect2.c (find_a_file): Don't accept directories found when
9844 searching a directory list.
9846 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9848 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9849 function parameters with `&'.
9850 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9852 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9854 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9855 or tidy_fallthru_edge if the last insn in the block is not
9856 an unconditional jump or a simple conditional jump.
9858 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9860 * Makefile.in (c-decl.o): Depends on defaults.h.
9862 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9864 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9866 (CLASS_MAX_NREGS): Likewise.
9868 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9870 * cse.c (cse_insn): Fix dumb thinko in last change.
9872 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9874 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9877 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9879 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9880 test for sizes of passed and declared parameter types.
9882 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9884 * fixincludes: Fix the return type of bsearch, char* -> void*.
9886 * fixinc/inclhack.def: Likewise.
9888 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9890 * invoke.texi (-fdump-translation-unit): New option.
9892 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9894 * expr.h (PROMOTE_PROTOTYPES): Move ...
9895 * defaults.h: ... to here.
9896 * c-decl.c: Include defaults.h instead of expr.h.
9897 * c-typeck.c: Include defaults.h.
9899 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9901 * toplev.h (errorcount): Declare.
9902 (warningcount): Likewise.
9903 (sorrycount): Likewise.
9904 * c-lex.c (errorcount): Don't declare.
9905 * dwarf2out.c (errorcount): Don't declare.
9907 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9909 * config/libgloss.h: Add a note discouraging use with ELF.
9910 * configure.in: Don't use libgloss.h for ELF targets.
9911 Always use_collect2 on a.out targets.
9913 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9915 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9916 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9918 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9920 * loop.c (strength_reduce): When doing biv->giv conversion, update
9921 reg note of NEXT->insn.
9923 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9925 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9927 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9929 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9930 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9931 Ensure expr.h is included.
9932 * c-typecheck.c (convert_arguments): Ditto.
9934 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9936 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9937 * config/convex/convex.h: Ditto.
9938 * config/dsp16xx/dsp16xx.h: Ditto.
9939 * config/fx80/fx80.h: Ditto.
9940 * config/gmicro/gmicro.h: Ditto.
9941 * config/i370/i370.h: Ditto.
9942 * config/i386/i386.h: Ditto.
9943 * config/m32r/m32r.h: Ditto.
9944 * config/m68k/m68k.h: Ditto.
9945 * config/m88k/m88k.h: Ditto.
9946 * config/mips/mips.h: Ditto.
9947 * config/pa/pa.h: Ditto.
9948 * config/pyr/pyr.h: Ditto.
9949 * config/tahoe/tahoe.h: Ditto.
9950 * config/we32k/we32k.h: Ditto.
9952 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9955 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9957 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9960 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9962 1999-08-02 Richard Henderson <rth@cygnus.com>
9964 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9965 for the register spill block.
9967 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9968 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9970 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9971 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9972 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9974 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9976 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9977 MAX_WCHAR_TYPE defined in sparc.h.
9978 * config/sparc/linuxaout.h: Likewise.
9979 * config/sparc/linux64.h: Likewise.
9980 Also default to -mvis if CPU is UltraSPARC.
9982 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9984 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9985 (RTX_OK_FOR_OLO10): Likewise.
9986 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9987 %lo(), allow it in addresses...
9988 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9989 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9990 does not make sense.
9991 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9992 (sparc_output_scratch_registers): New function.
9993 (output_function_prologue, sparc_flat_output_function_prologue): Use
9995 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9997 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9998 * configure.in: Add check for .register pseudo-op support in as and
9999 check for offsetable %lo().
10000 * acconfig.h: Add templates for the above checks.
10001 * configure: Regenerate.
10003 1999-08-02 Richard Henderson <rth@cygnus.com>
10005 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
10006 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
10007 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
10009 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10011 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10014 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
10016 * config/float-sparc.h: New file.
10017 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
10018 sparc-*-linux-gnu and sparc64-*-linux*.
10020 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10022 * rs6000.c (rs6000_va_list): Type is an array.
10023 (rs6000_va_start): Don't doubly adjust for varargs.
10024 (rs6000_va_arg): Evaluate long long GPR adjustment.
10026 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
10028 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
10029 -maix64 and -maix32.
10030 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
10031 LINK_SPEC): Change appropriately.
10032 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
10033 (u_short_cint_operand): Likewise.
10034 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
10036 * rs6000/t-aix43 (MULTILIB): Change to -m64.
10038 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
10040 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
10042 * rs6000/rs6000.c (num_insns_constant_wide): Correct
10043 for type promotion.
10044 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
10045 (non_add_cint_operand): Likewise.
10046 (logical_operand): Likewise.
10047 (non_logical_cint_operand): Likewise.
10048 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
10049 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
10050 (rs6000_select_rtx_section): Suppress warning.
10051 (small_data_operand): Suppress warning.
10052 (rs6000_got_register): Suppress warning.
10053 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
10054 type, so `J' is generally the wrong constraint for a SImode value;
10056 (andsi3_internal2): Likewise.
10057 (andsi3_internal3): Likewise.
10058 (iorsi3_internal1): Likewise.
10059 (xorsi3_internal1): Likewise.
10061 (movsf_softfloat): Likewise.
10062 (scc insns): Likewise.
10063 (movsi+2): Preserve sign bits of SImode constant.
10064 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
10065 (movdf+1): Sign-extend properly.
10066 (movdi_32+1): Sign-extend properly.
10067 (scc insns): Sign-extend properly.
10069 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
10072 1999-08-02 Richard Henderson <rth@cygnus.com>
10074 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
10075 -mcpu parsing code.
10076 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
10077 * alpha.md (all fp insns): Likewise.
10079 1999-08-02 Nick Clifton <nickc@cygnus.com>
10081 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
10084 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
10086 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
10087 pic_load_label generator directly.
10088 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
10089 No longer a named pattern.
10091 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
10093 * explow.c (force_reg): Call force_operand if X does not
10094 satisfy general_operand.
10096 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
10098 * fix-header.c (main): When testing for CONTINUED, use string
10099 equality, not pointer equality.
10101 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
10103 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
10105 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
10107 * cse.c (cse_insn): Fix loop which deletes insns after a jump
10108 that has become an unconditional jump.
10110 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
10111 (output_function_epilogue): Similarly.
10113 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10115 * tree.h (init_dummy_function_start): Declare.
10117 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10119 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
10120 last_expr_type, last_expr_value, block_start_count, block_stack,
10121 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
10122 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
10123 dynamically in stmt elt of struct function for each function.
10124 (struct nesting): Rename function_call_count elt to n_function_calls,
10125 target_temp_slot_level to block_target_temp_slot_level. All users
10127 (struct stmt_status): New structure definition.
10128 Add many accessor macros for stmt_status elements which previously
10129 were global variables.
10130 (init_stmt_for_function): Allocate stmt elt for current_function.
10131 Reflect that block_start_count was renamed to
10132 current_block_start_count.
10133 (save_stmt_status, restore_stmt_status): Delete functions.
10134 (preserve_subexpressions_p): Don't access loop_stack when outside
10136 (expand_start_bindings): Reflect that block_start_count was renamed to
10137 current_block_start_count.
10138 (expand_fixup): Likewise.
10139 (expand_decl): Don't access block_stack when outside a function.
10140 (expand_decl_cleanup): Likewise.
10141 (expand_dcc_cleanup): Likewise.
10142 (expand_dhc_cleanup): Likewise.
10143 (expand_anon_union_decl): Likewise.
10144 (set_file_and_line_for_stmt): New function.
10145 (in_control_zone_p): New function.
10147 * function.h (struct function): Add new elt stmt.
10148 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
10149 case_stack, nesting_stack, nesting_depth, block_start_count,
10150 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
10151 emit_lineno, goto_fixup_chain.
10152 (save_eh_status, restore_eh_status, save_stmt_status,
10153 restore_stmt_status): Delete declarations.
10154 * function.c (push_function_context_to): Don't call save_stmt_status.
10155 (pop_function_context_to): Don't call restore_stmt_status.
10156 * tree.h (in_control_zone_p): Declare.
10157 * rtl.h (set_file_and_line_for_stmt): Declare.
10159 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
10160 call set_file_and_line_for_stmt.
10162 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
10164 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
10165 Also update copyright.
10167 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10169 * c-pragma.c: Don't include "except.h".
10170 * emit-rtl.c: Likewise.
10171 * stor-layout.c: Likewise.
10172 * tree.c: Likewise.
10173 * varasm.c: Likewise.
10175 * flow.c: Include "function.h".
10176 * tree.h (init_dummy_function_start): Declare new function.
10178 * except.h (struct eh_status): New structure.
10179 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
10181 (eh_return_stub_label, ehstack, catchstack, ehqueue,
10182 catch_clauses, false_label_stack, caught_return_label_stack,
10183 protect_list, current_function_ehc): Add accessor macros for the
10184 corresponding fields in current_function->eh; delete declarations
10185 for all items that used to be declared here.
10186 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
10187 catch_clauses, false_label_stack, caught_return_label_stack,
10188 protect_list, current_function_ehc): Delete variables.
10189 (init_eh_for_function): Allocate current_function->eh.
10190 (save_eh_status, restore_eh_status): Delete functions.
10192 * function.h (struct function): Add fields next_global and eh.
10193 Delete all exception handling related fields.
10194 * function.c (current_function): New variable.
10195 (all_functions): New variable.
10196 (push_function_context_to): Don't allocate a struct function,
10197 use current_function instead. Call init_dummy_function_start when
10198 outside a function. Clear current_function before returning.
10199 (pop_function_context_from): Restore current_function.
10200 Don't free the restored struct function.
10201 (prepare_function_start): New function.
10202 (init_dummy_function_start): New function.
10203 (init_function_start): Break out some code into prepare_function_start
10206 * stmt.c (save_stmt_status): Don't call save_eh_status.
10207 (restore_stmt_status): Don't call restore_eh_status.
10209 * Makefile.in: Update dependencies.
10211 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
10213 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
10214 of depending on a magic constant value. Update comments.
10215 (hppa_expand_prologue): Similarly.
10217 * pa.md (reload_indi, reload_outdi): Allow any register for the
10218 original reload register.
10220 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
10222 * cccp.c (print_help): Change marcos to macros.
10224 1999-07-30 Richard Henderson <rth@cygnus.com>
10226 * c-typeck.c (initializer_constant_valid_p): Move ...
10227 * c-common.c (initializer_constant_valid_p): ... here. Use
10228 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
10229 of label addresses.
10230 * c-common.h (initializer_constant_valid_p): Declare.
10231 * c-tree.h (initializer_constant_valid_p): Remove.
10233 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
10235 * config/i386/sol2-c1.asm: Align the stack.
10236 * config/i386/sol2-gc1.asm: Likewise.
10238 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
10240 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
10241 -Asparclite for sparc86x.
10242 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
10244 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
10246 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
10248 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
10249 the user if using the non-default arch size in BI_ARCH configuration.
10250 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
10252 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
10253 Fix patterns so that they actually match.
10254 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
10255 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
10256 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
10258 (mulsidi3): Reflect this in the expand.
10259 (smulsi3_highpart): Only on TARGET_ARCH32.
10260 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
10261 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
10262 (umulsidi3): Reflect this in the expand.
10263 (umulsi3_highpart): Only on TARGET_ARCH32.
10264 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
10265 don't require g0 to be zero.
10266 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
10267 ({,u}divsi3): New expands.
10268 ({,u}divsi3_sp64): New patterns.
10269 (after lshrdi3_v8plus): Four new patterns to help combiner
10270 optimizing nested mixed mode shifts.
10272 * config/sparc/sparc.c (sparc_override_options): Use deprecated
10273 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
10274 speed things up. Don't use them by default on plain v9 in 64bit
10275 mode, according to what SPAMv9 sais.
10277 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
10278 top 32 bits of %[og][0-7] in signal handlers.
10279 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
10281 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
10283 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
10284 (ashlsi3): Corresponding changes.
10286 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
10288 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
10290 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
10292 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10294 * arm.h (Hint): Delete macro.
10295 Substitute HOST_WIDE_INT for Hint in some prototypes.
10296 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
10298 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
10300 * builtins.c (expand_builtin_setjmp): Use force_operand to
10301 make sure that the buffer address is in a suitable form to be
10302 passed to force_reg.
10304 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
10306 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
10309 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
10311 * pa.md (indirect_jump): Remove mode from match_operand. Verify
10312 proper mode in the condition string.
10313 (icacheflush, dcacheflush): Remove modes from match_operands.
10315 * pa.c (emit_move_sequence): Always convert scratch_reg to the
10316 proper mode before using it.
10318 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
10321 * pa.c (store_reg): Do not call add_high_const generator directly.
10322 (load_reg, set_reg_plus_d): Likewise.
10323 * pa.md (add_high_const): No longer a named pattern.
10325 * pa.c (legitimize_address): Consistently use Pmode rather than
10326 SImode. Do not call gen_pic2_highpart directly anymore.
10327 * pa.md (pic2_highpart): No longer a named pattern.
10328 (pic2_lo_sum): Similarly. Reformat to make more readable.
10330 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
10335 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10337 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
10339 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
10341 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
10342 and tag the spill mems.
10343 (hppa_va_start): New.
10344 (hppa_va_arg): New.
10345 * pa.h (EXPAND_BUILTIN_VA_START): New.
10346 (EXPAND_BUILTIN_VA_ARG): New.
10348 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
10350 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
10351 and tag the spill mems.
10352 (mn10300_va_start): New.
10353 (mn10300_va_arg): New.
10354 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
10355 (EXPAND_BUILTIN_VA_ARG): New.
10357 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
10359 * mn10200.c (mn10200_va_arg): New.
10360 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
10362 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
10364 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
10365 rather than play with TREE_INT_CST_LOW.
10367 1999-07-27 Philip Blundell <pb@nexus.co.uk>
10369 * config/arm/telf.h: Include dbxelf.h.
10370 (CPP_PREDEFINES): Only define if not already defined.
10371 (ASM_IDENTIFY_GCC): Likewise.
10372 (SUBTARGET_EXTRA_SECTIONS): Likewise.
10373 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
10374 * config/arm/thumb.h (LINK_SPEC): Only define if not already
10376 (DBX_DEBUGGING_INFO): Don't define.
10377 * config/arm/linux-telf.h: New file.
10378 * config/arm/linux-tgas.h: New file.
10379 * config/arm/t-thumb-linux: New file.
10380 * config/arm/uclinux-elf.h: New file.
10381 * config/arm/uclinux-telf.h: New file.
10382 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
10383 thumb-*-uclinux): New targets.
10384 * configure: Regenerate.
10386 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
10388 * pa.md (post_store, pre_load): New expanders.
10389 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
10390 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
10391 need to directly generate RTL for them.
10392 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
10395 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
10397 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
10398 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
10399 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
10400 (secndary_reload_class): Make TARGET_ELF conditional compile.
10401 (print_operand_address): Similar.
10402 (output_toc): Print all values as hex.
10403 (get_issue_rate): Rearrange and add RS64A and PPC630.
10404 * rs6000.h (processor_type): Add RS64A and PPC630.
10405 (PROCESSOR_POWERPC64): New.
10406 (PROMOTE_MODE): Use word_mode.
10407 (RTX_COSTS): Add RS64A and PPC630.
10408 * rs6000.md (scheduling information): Add lmul and ldiv
10409 representing 64-bit integer multiply and divide. Add rs64a and
10410 PPC630 information.
10411 (ashldi3): Add support for "rldic" instruction.
10412 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
10414 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
10416 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
10417 instead of V8 for sparclite86x in cpu_table.
10419 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10421 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
10422 output_file_directive.
10424 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
10426 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
10427 tree for op1, not the rtl.
10429 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
10431 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
10432 to m88k_va_start, leaving only the register spill.
10433 (m88k_build_va_list): New.
10434 (m88k_va_start): New.
10435 (m88k_va_arg): New.
10436 * m88k.h (BUILD_VA_LIST_TYPE): New.
10437 (EXPAND_BUILTIN_VA_START): New.
10438 (EXPAND_BUILTIN_VA_ARG): New.
10440 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
10442 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
10443 Rename from expand_builtin_saveregs.
10444 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
10446 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
10448 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
10449 for the register spill block.
10450 (i960_build_va_list): New.
10451 (i960_va_start): New.
10452 (i960_va_arg): New.
10453 * i960.h (BUILD_VA_LIST_TYPE): New.
10454 (EXPAND_BUILTIN_VA_START): New.
10455 (EXPAND_BUILTIN_VA_ARG): New.
10456 * i960.md (store_multiple): Use change_address on individul mems.
10458 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
10460 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
10462 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
10463 (expand_builtin_va_end): Evaluate arg for side effects.
10464 * c-common.c (c_common_nodes_and_builtins): Construct a
10465 va_list_arg_type_node to handle array decomposition to pointer.
10467 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
10469 * except.c (start_dynamic_cleanup): Use force_operand on the
10472 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
10474 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
10475 * c4x.c (c4x_va_arg): New.
10477 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
10479 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
10480 has manual_pop set.
10482 1999-07-26 Nathan Sidwell <nathan@acm.org>
10484 * eh-common.h (__eh_matcher): Prototype correctly.
10486 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
10488 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
10489 (TARGET_SINGLE_PIC_BASE): Likewise.
10490 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
10492 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
10493 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
10494 (TARGET_OPTIONS): Add -mpic-register=N.
10495 (OUTPUT_INT_ADDR_CONST): New macro.
10496 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
10497 LEGITIMATE_PIC_OPERAND_P): Likewise.
10498 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
10499 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
10500 output_addr_const directly.
10501 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
10503 (thumb_pic_register, thumb_pic_register_string): Declare.
10505 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
10507 (label_mentioned_p): New function: Imported from arm.c.
10508 (legitimize_pic_address): New function: Imported from arm.c.
10509 (is_pic):New function: Imported from arm.c.
10510 (thumb_finalize_pic):New function: Imported from arm.c.
10511 (add_constant): Cope with PIC constants.
10512 (fixit): Cope with PIC constants.
10513 (output_return): Do not treat the PIC register as live if
10514 TARGET_SINGLE_PIC_BASE is true.
10515 (thumb_function_prologue): Do not treat the PIC register as live if
10516 TARGET_SINGLE_PIC_BASE is true.
10517 (thumb_expand_prologue): Do not treat the PIC register as live if
10518 TARGET_SINGLE_PIC_BASE is true.
10519 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
10520 TARGET_SINGLE_PIC_BASE is true.
10521 (thumb_print_operand): Accept '|'.
10522 (thumb_override_options): Process PIC options.
10524 * config/arm/thumb.md (movsi): Support PIC.
10525 (call_insn): Change "i" constraint to "X".
10526 (call_value_insn): Likewise.
10527 (consttable_4, consttable_8, consttable_end): Set and clear
10528 "making_const_table" as appropriate.
10529 (pic_load_addr, pic_add_dot_plus_four): New insns.
10531 * invoke.texi (Thumb Options): Fix spelling. Document new
10532 options -msingle-pic-base and -mpic-register=.
10534 1999-07-26 Andrew Haley <aph@cygnus.com>
10536 * config/m32r/initfini.c (__init): Use a full word immediate for
10537 __fini: this allows it to be placed in any memory region.
10539 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
10540 -mmodel=medium. This is OK for all memory models.
10542 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
10544 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
10545 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
10547 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
10549 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
10552 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
10554 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
10556 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
10557 (BUILD_VA_LIST_TYPE): New.
10558 (EXPAND_BUILTIN_VA_START): New.
10559 (EXPAND_BUILTIN_VA_ARG): New.
10560 * i860.c (output_delayed_branch): Disable.
10561 (output_delay_insn): Likewise.
10562 (i860_saveregs): New.
10563 (i860_build_va_list): New.
10564 (i860_va_start): New.
10565 (i860_va_arg): New.
10566 * i860.md: Disable all peepholes using output_delayed_branch.
10567 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
10569 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
10571 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
10572 (BUILD_VA_LIST_TYPE): New.
10573 (EXPAND_BUILTIN_VA_START): New.
10574 (EXPAND_BUILTIN_VA_ARG): New.
10575 * clipper.c (clipper_builtin_saveregs): Only dump registers.
10576 Return the address of the save area.
10577 (clipper_build_va_list): New.
10578 (clipper_va_start): New.
10579 (clipper_va_arg): New.
10581 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
10583 * arc.h (EXPAND_BUILTIN_VA_START): New.
10584 (EXPAND_BUILTIN_VA_ARG): New.
10585 * arc.c (arc_setup_incoming_varargs): Set alias set of
10587 (arc_va_start): New.
10590 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
10592 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
10593 (BUILD_VA_LIST_TYPE): New.
10594 (EXPAND_BUILTIN_VA_START): New.
10595 (EXPAND_BUILTIN_VA_ARG): New.
10596 * alpha.c (alpha_builtin_saveregs): Delete.
10597 (alpha_build_va_list): New.
10598 (alpha_va_start): New.
10599 (alpha_va_arg): New.
10601 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
10603 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
10605 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
10606 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
10608 * gcc.texi: More changes related to list conversion.
10609 * invoke.texi: Likewise.
10611 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
10613 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
10614 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
10615 (expand_builtin_next_arg): Accept ARGLIST not EXP.
10616 (stabilize_va_list): New function.
10617 (std_expand_builtin_va_start): New function.
10618 (expand_builtin_va_start): New function.
10619 (get_varargs_alias_set): New function.
10620 (std_expand_builtin_va_arg): New function.
10621 (expand_builtin_va_arg): New function.
10622 (expand_builtin_va_end): New function.
10623 (expand_builtin_va_copy): New function.
10624 (expand_builtin): Call them.
10625 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
10626 __builtin_{varargs_start,stdarg_start,end,copy}.
10627 (build_va_arg): New function.
10628 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
10629 (build_va_arg): Declare.
10630 * c-decl.c (ptr_type_node, va_list_type_node): New.
10631 * c-parse.gperf (__builtin_va_arg): New.
10632 * c-parse.in (VA_ARG): New token.
10633 (unary_expr): Recognize it.
10634 * expr.c (expand_expr): Expand VA_ARG_EXPR.
10635 * expr.h (std_expand_builtin_va_start): Declare.
10636 (std_expand_builtin_va_arg): Declare.
10637 (expand_builtin_va_arg): Declare.
10638 (get_varargs_alias_set): Declare.
10639 * tree.def (VA_ARG_EXPR): New.
10640 * tree.h (BUILT_IN_VARARGS_START): New.
10641 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
10642 (ptr_type_node, va_list_type_node): Declare.
10643 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
10644 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
10645 * m88k.h, m88k.c: Likewise.
10646 * mn10300.h, mn10300.c: Likewise.
10647 * pa.h, pa.c: Likewise.
10648 * rs6000.h, rs6000.c: Likewise.
10649 * sh.h, sh.c: Likewise.
10650 * sparc.h, sparc.c: Likewise.
10652 * emit-rtl.c (operand_subword): Copy alias set.
10653 (change_address): Likewise.
10655 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
10657 * pa.c (compute_frame_size): Scan all the used callee saved registers,
10658 not just the first one.
10660 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
10662 * config/arm/arm.h (TARGET_SWITCHES): Add
10663 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
10664 (TARGET_OPTIONS): Add -mpic-register=.
10665 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
10666 (arm_pic_register_string): Declare.
10667 (NEED_PLT_GOT): Delete, replace with ...
10668 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
10669 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
10670 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
10671 * config/arm/arm.c (arm_override_options): Add new option
10673 (arm_pic_register_string): New variable.
10674 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
10675 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
10676 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
10677 (output_return_instruction): Likewise.
10678 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
10679 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
10680 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
10682 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
10683 mention of -msched-prolog. Document new options -msingle-pic-base
10684 and -mpic-register=.
10686 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
10688 * haifa-sched.c (reemit_notes): Tidy.
10689 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10692 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10694 * explow.c (trunc_int_for_mode): New function.
10695 (plus_constant_wide): Use it.
10696 * combine.c (simplify_and_const_int): Likewise.
10697 (merge_outer_ops): Likewise.
10698 (simplify_shift_const): Likewise.
10699 * cse.c (simplify_unary_operation): Likewise.
10700 (simplify_binary_operation): Likewise.
10701 * emit-rtl.c (operand_subword): Likewise.
10702 * rtl.h: Declare it.
10704 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10706 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10707 (use NUM_REGS instead of NUM_INTS).
10709 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10711 * builtins.c: New file.
10712 * expr.c (saveregs_value, apply_args_value): Delete definition,
10713 moved into builtins.c.
10714 (string_constant): No longer static.
10715 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10716 apply_args_size, apply_result_size, result_vector,
10717 expand_builtin_apply_args, expand_builtin_apply,
10718 expand_builtin_return): Delete functions, moved into builtins.c.
10719 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10720 * expr.h (saveregs_value, apply_args_value): Declare variables.
10721 (expand_builtin, string_constant): Declare functions.
10722 * Makefile.in: Update to build builtin.o.
10724 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10726 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10727 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10728 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10729 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10731 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10734 1999-07-21 Michael Meissner <meissner@cygnus.com>
10736 * print-rtl.c (print_rtx): Print the names of the virtual
10739 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10741 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10742 introduced in previous delta.
10744 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10746 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10747 to avoid name clash.
10749 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10751 * c-lex.c (yylex) : Correct the test for overflow when lexing
10754 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10756 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10757 (adjust_priority): Always call ADJUST_PRIORITY.
10758 (schedule_insn): Only put insns into the ready at cost 0.
10759 (schedule_block): Remove redundant initial sort. Give clock_var
10760 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10762 * tm.texi (MD_SCHED_REORDER): Update docs.
10764 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10765 * sparc.c (ultra_reorder_called_this_block): Delete.
10766 (ultrasparc_sched_init): Don't set it.
10767 (ultrasparc_sched_reorder): Don't check it.
10769 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10771 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10772 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10773 (function_arg_boundary): Align DFmode.
10774 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10775 to get fp reg and stack overflow correct.
10776 (function_arg): Likewise.
10777 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10778 (setup_incoming_varargs): Restructure for ABI_V4; use
10779 function_arg_advance to skip final named argument.
10780 (expand_builtin_saveregs): Properly unskip the last integer arg
10781 when doing varargs. Adjust overflow location calculation.
10783 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10784 explicitly unsigned.
10785 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10786 (__VA_GP_REGSAVE): Similarly.
10787 (__va_longlong_p): Delete.
10788 (__va_arg_type_violation): New declaration.
10789 (va_arg): Restructure. Flag promotion errors. Align double.
10790 TFmode passed by reference.
10792 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10793 in the HOST_BITS_PER_WIDE_INT > 32 case.
10795 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10797 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10799 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10801 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10802 * toplev.c (documented_lang_options): Add -fpreprocessed.
10803 * cpplib.h (struct cpp_buffer): Add preprocessed.
10804 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10805 (cpp_start_read): Don't expand macros or emit an initial #line
10806 directive if -fpreprocessed.
10808 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10810 * cpplib.h (struct cpp_buffer): Added manual_pop for
10811 better C++ tokenization.
10812 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10813 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10814 * c-common.c (cpp_token): Make non-static.
10816 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10818 * c-common.h: New file.
10819 * c-common.c (permanent_obstack): Delete unused declaration.
10820 (c_global_trees): New array.
10821 (c_common_nodes_and_builtins): New function; split off common code
10822 from init_decl_processing in both c-decl.c and cp/decl.c.
10823 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10824 c_global_trees and accessor macros defined in c-common.h.
10825 Include c-common.h.
10826 * c-decl.c: Delete definitions for tree nodes that were replaced by
10828 (init_decl_processing): Build void_list_node.
10829 Call c_common_nodes_and_builtins; delete code to generate the common
10831 * objc/objc-act.c (build_module_descriptor): Rename variable
10832 void_list_node to avoid clash with c-common.h.
10834 * Makefile.in: Update dependencies.
10835 * objc/Make-lang.in: Likewise.
10837 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10839 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10840 (UNIQUE_SECTION_P): Likewise.
10841 (UNIQUE_SECTION): Likewise.
10843 1999-07-19 Linas Vepstas <linas@linas.org>
10845 * config/i370/README: New file.
10846 * config/i370/linux.h: New file.
10847 * config/i370/mvs.h: New file.
10848 * config/i370/oe.h: New file.
10849 * config/i370/t-linux: New file.
10850 * config/i370/t-mvs: New file.
10851 * config/i370/t-oe: New file.
10852 * config/i370/x-oe: New file.
10853 * config/i370/xm-linux.h: New file.
10854 * config/i370/xm-mvs.h: New file.
10855 * config/i370/xm-oe.h: New file.
10857 * i370.c (label_node_t): Add first_ref_page, label_addr,
10858 label_first_ref, label_last_ref members.
10859 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10860 (MAX_MVS_LABEL_SIZE): Define.
10861 (MAX_LONG_LABEL_SIZE): Define.
10862 (alias_node_t, alias_anchor, alias_number): New.
10863 (mvs_function_table): Reorder for EBCDIC.
10864 (ascebc, ebcasc): Unconditionally define.
10865 (i370_branch_dest, i370_branch_length): New functions.
10866 (i370_short_branch, i370_label_scan): New functions.
10867 (mvs_get_label): Renamed from mvs_add_label. Search for
10868 an existing label before creating a new one.
10869 (mvs_add_label): New function.
10870 (mvs_get_label_page): New function.
10871 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10872 over the entire list.
10873 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10874 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10875 (mvs_add_alias, mvs_need_alias): New functions.
10876 (mvs_get_alias, mvs_check_alias): New functions.
10877 (handle_pragma): New function.
10878 (mvs_function_check): New function.
10879 (unsigned_jump_follows_p): Search harder.
10880 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10881 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10882 * i370.h (TARGET_VERSION): Delete.
10883 (CPP_SPEC, CPP_PREDEFINES): Delete.
10884 (mvs_label_emitted): Delete.
10885 (TARGET_EBCDIC): Delete.
10886 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10887 (HANDLE_PRAGMA): Define.
10888 (HARD_REGNO_NREGS): Handle complex modes.
10889 (HARD_REGNO_MODE_OK): Likewise.
10890 (CLASS_MAX_NREGS): Likewise.
10891 (RET_REG): Likewise.
10892 (EXTRA_CONSTRAINT): Define.
10893 (RETURN_IN_MEMORY): True for DImode.
10894 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10895 (FUNCTION_PROFILER): Delete.
10896 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10897 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10898 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10899 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10900 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10901 (ASM_FILE_START): Add "RMODE ANY".
10902 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10903 (ASM_GLOBALIZE_LABEL): Likewise.
10904 (ASM_OUTPUT_LABELREF): Likewise.
10905 (ASM_OUTPUT_COMMON): Likewise.
10906 (PRINT_OPERAND): Handle 'K', 'W', default.
10907 (PRINT_OPERAND_ADDRESS): New.
10908 (Lots of defines): Add support for TARGET_ELF_ABI.
10909 * i370.md (attr length): New. Define for all patterns.
10910 (*): Lots of tweeks to assembly output and constraints.
10912 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10914 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10915 Disable patterns performing SImode comparisons with SImode values
10916 if TARGET_POWERPC64 and instruction does not sign-extend or does
10917 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10918 differ for signed quantities.
10919 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10920 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10921 (decrement_and_branch_on_count): Add 64-bit variant.
10923 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10925 * final.c (output_asm_insn): When searching for the matching string
10926 for a given dialect, don't run past the end of the list of
10927 alternatives if there are fewer alternatives in the template than
10930 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10932 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10933 Removed paragraph about compression of files and size limitation,
10934 duplicated in the FAQ. Use gcc-patches for posting patches.
10935 * gcc.c (main): Updated URL with bug reporting instructions to
10936 gcc.gnu.org. Removed e-mail address.
10937 * system.h (abort): Likewise.
10939 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10941 * Makefile.in (stmp-multilib-sub): Make the files extracted
10942 from $(LIBGCC1) writable.
10944 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10946 * config/arm/aout.h: Reformat for improved readability.
10948 * config/arm/arm.h: Reformat for improved readability.
10949 Replace uses of fprintf with asm_fprintf where appropriate.
10950 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10951 function declaration assembler actions.
10952 (NUM_INTS): New macro: Convert from bytes to words.
10953 (NUM_REGS): New macro: Compute number of registers required to
10954 hold a quanitity of tyep MODE.
10955 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10957 (NUM_ARG_REGS): New macro: The number of argument registers
10959 (ARG_REGISTER): New macro: Compute the register number of the Nth
10961 (LAST_ARG_REGNUM): New macro: The number of the last argument
10963 (SP_REGNUM): New macro: Register number of the stack pointer.
10964 (FP_REGNUM): New macro: Register number of the frame pointer.
10965 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10966 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10967 CUMULATIVE_ARGS so that it counts registers not bytes.
10969 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10971 Replace uses of fprintf with asm_fprintf where appropriate.
10972 (output_ascii_pseudo_op): Replace with version from thumb.c
10974 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10976 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10977 SUBTARGET_CPP_SPEC.
10978 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10979 (ASM_FILE_START): Emit ASM_APP_OFF.
10981 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10983 * pa.c (compute_frame_size): Round frame according to
10984 STACK_BOUNDARY rather than a hardwired value.
10986 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10988 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10990 * configure: Rebuilt.
10992 * configure.in (hppa*-*-linux*): New configuration.
10993 * configure: Rebuilt.
10994 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10995 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10996 * pa/pa-linux.h: New file.
10997 * pa/t-linux: New file.
10998 * pa/xm-linux.h: New file.
11000 * pa.c (hppa_legitimize_address): Change references from SImode to
11001 either Pmode or word_mode as appropriate.
11002 (emit_move_sequence, store_reg, load_reg): Likewise.
11003 (set_reg_plus_d, hppa_expand_prologue): Likewise.
11004 (output_mul_insn): Likewise.
11005 * pa.h (PROMOTE_MODE): Likewise.
11006 (INITIALZE_TRAMPOLINE): Likewise.
11007 (Pmode): Define to word_mode.
11009 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
11010 value of 4. Allocate 8 bytes for each FP register save.
11011 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
11013 (hppa_expand_prologue): Likewise.
11014 * pa.h (PROMOTE_MODE): Likewise.
11015 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
11016 (FUNCTION_ARG_BOUNDARY): Likewise.
11018 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
11020 * pa.c (out_of_line_prologue_epilogue): Delete.
11021 (override_options): Remove -mspace related code.
11022 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
11023 (compute_frame_size): Only allocate space for register that
11024 actually need to be saved.
11025 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
11026 (TARGET_SWITCHES): Remove -mspace, -mno-space
11027 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
11028 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
11029 * pa/ee.asm, pa/ee_fp.asm: Delete.
11031 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
11033 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
11034 directive in column zero.
11036 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
11038 * m68k.c (output_function_prologue): Fix computation of save mask
11039 when generating PIC code.
11041 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
11043 * tree.c (build_type_attribute_variant): Move current_obstack restore
11044 after build_qualified_type call.
11046 1999-07-15 Mark Mitchell <mark@codesourcery.com>
11048 * configure.in: Use t-iris6, even with GNU LD.
11049 * config/mips/iris6gld.h: Fix typo in linker spec.
11050 * config/mips/t-iris6gld: Remove.
11052 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
11054 * rs6000.md (insv, extzv): Remove SImode dependence in named
11055 patterns. Explicitly generate DImode RTL if PowerPC64 and
11057 (insvdi): Reverse start and size in instruction template.
11059 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
11061 * invoke.texi: Typo fixes.
11063 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
11065 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
11066 handle at this time instead of silently generating incorrect code.
11067 (gen_imagpart): Likewise.
11069 * reload.c (find_reloads): Emit a USE for a pseudo register without
11070 a hard register if we could not create an optional reload for the
11073 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11075 * c-typeck.c (output_init_element, process_init_element):
11076 When advancing constructor_unfilled_fields for a RECORD_TYPE,
11077 check for nameless bit fields.
11079 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
11081 * regclass.c (scan_one_insn): Notice subregs that change the
11082 size of their operand.
11083 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
11085 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
11087 * configure.in (alpha*-*-*): Include alpha/t-ieee.
11088 * configure: Rebuilt.
11089 * alpha/t-ieee: New file.
11091 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
11093 * rs6000.c (find_addr_reg): Do not select r0 as an address
11096 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
11098 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
11100 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
11102 * rs6000.md (movsf): Do not force easy FP constants into memory.
11104 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
11105 immed_double_const to ensure they are properly truncated then
11108 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11110 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
11111 always unless NO_DEBUG is used. Compile this code
11113 (replace_symbols_in_block): Compile it unconditionally.
11115 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
11117 * configure.in (i?86-*-elf*): New target.
11118 * configure: Rebuilt.
11119 * i386/i386elf.h, i386/t-i386elf: New files.
11121 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11123 * toplev.c (main): Don't complain about saying -gdwarf.
11124 (rest_of_compilation): Remove redundant code.
11126 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
11128 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
11130 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
11132 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
11133 "Li960R:", to avoid name clash.
11135 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11137 * loop.c (check_dbra_loop): When reversing a loop, delete all
11138 REG_EQUAL notes referencing the reversed biv except those which are
11139 for a giv based on it.
11141 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
11143 * version.c: Drop "gcc-" prefix from version #.
11145 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
11147 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
11148 the label if we're being verbose.
11150 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
11152 * m68k.c (output_function_prologue): Add pic register to mask
11153 if live and flag_pic.
11154 (output_function_epilogue): Likewise.
11156 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
11158 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
11159 directives in column zero.
11161 * pa/elf.h (ASM_FILE_START): Define.
11162 * pa/som.h (ASM_FILE_START): Include .level directives.
11163 * pa/hpux10.h (ASM_FILE_START): Delete.
11164 * pa/hpux11.h (ASM_FILE_START): Delete.
11166 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
11168 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11170 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
11171 when reload_out equals reload_in.
11173 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
11175 * invoke.texi (Spec Files): New node: Describe the contents of
11178 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
11180 * invoke.texi (DEC Alpha Options): Put @end table at
11181 beginning of line, to avoid confusing texi2html.
11183 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
11185 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
11186 introduced in previous delta.
11188 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11190 * reload1.c (gen_reload): When synthesizing a 3 operand add
11191 sequence, improve test for when to reload OP1 into the reload
11192 register instead of OP0.
11194 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
11196 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
11198 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
11200 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
11203 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
11205 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
11206 (va_dcl): Use __builtin_va_alist_t.
11208 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
11210 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
11211 on the permanent_obstack.
11212 * dwarfout.c (output_type): Likewise.
11214 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
11216 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11217 Merged from c-typeck.c and cp/typeck.c.
11218 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11219 Merged into c-common.
11221 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
11223 * c-lex.c (errorcount): Declare it.
11224 (finish_parse): Update errorcount when using CPPLIB.
11226 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
11228 * fixinc/inclhack.def(end_else_label): Double the backslash so
11229 sed gets a chance to see it.
11230 * fixinc/inclhack.sh: regen
11231 * fixinc/fixincl.x: regen
11233 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
11235 Add framework to support armv5 architecture when it becomes
11238 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
11239 (arm_arch5): New variable.
11240 (all_architectures): Add armv5 line.
11241 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
11242 -march=armv5 is specified on the command line.
11243 (arm_arch5): Export this variable.
11244 * invoke.texi: Document new string accepted by -march= switch for
11247 * config/arm/arm.h: Replace use of constant 12 as a register
11248 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
11249 * config/arm/arm.c: Replace use of constant 12 as a register
11250 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
11252 * config/arm/elf.h: Tidy up.
11253 * config/arm/coff.h: Tidy up.
11255 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
11257 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
11258 * gcc/config/mips/t-iris6gld: New file.
11259 * gcc/config/mips/iris6gld.h: Likewise.
11261 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
11263 * c-decl.c (widest_integer_literal_type_node,
11264 widest_unsigned_literal_type) : New.
11265 (init_decl_processing): Handle/use the two new types.
11266 * c-common.c (type_for_size,type_for_mode) : Same.
11267 * c-lex.c (yylex) : Same.
11268 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11270 * c-tree.h (widest_integer_literal_type_node,
11271 widest_unsigned_literal_type) : New.
11273 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
11275 * dwarfout.c (field_byte_offset): Correctly compute the object's
11276 byte offset for the first bit of a field which crosses an alignment
11277 boundary on a !BYTES_BIG_ENDIAN target.
11279 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
11281 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
11284 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
11285 Jeff Law <law@cygnus.com>
11287 * ginclude/varargs.h (va_dcl): Use word_mode for type of
11290 * except.c: Include intl.h.
11291 (expand_eh_return): Set current_function_cannot_inline.
11292 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
11293 * function.h (struct function): Add eh_return_stub_label.
11294 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
11295 * Makefile.in (except.o): Depend on intl.h.
11297 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
11299 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
11300 same as offsettable in cases 1 and 2.
11302 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
11304 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
11305 (extlh, extwh): Likewise.
11307 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
11309 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
11311 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
11313 * configure.in: Add arm-pe and thumb-pe targets.
11314 * configure: Regenerate.
11316 * thumb.c (arm_naked_function_p): New function: Determines if
11317 a function is naked (has no gcc generated prologue/epilogue).
11318 (is_called_in_ARM_mode): Return true if the func has the
11319 interfacearm attribute.
11320 (output_return): Do not generate a return for naked functions.
11321 (thumb_function_prologue): Do not generate a prologue for
11323 (thumb_expand_prologue): Do not generate a prologue for naked
11325 (thumb_expand_epilogue): Do not generate an epilogue for naked
11327 (arm_valid_machine_decl_attribute): New function, copied from
11328 arm.c: Permit naked and interfacearm attributes.
11330 * config/arm/pe.c: New file: Support code for arm-pe target.
11331 * config/arm/pe.h: New file: Header file for arm-pe target.
11332 * config/arm/tpe.h: New file: Header file for thumb-pe target.
11333 * config/arm/t-thumb-pe: New file: Makefile fragment for
11336 1999-07-01 Mark Kettenis <kettenis@gnu.org>
11338 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
11339 -fPIC or -fpic is specified.
11341 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
11343 * expr.c (emit_block_move): Use copy_to_mode_reg for
11344 !TARGET_MEM_FUNCTIONS case too.
11346 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
11348 * configure: Rebuilt.
11349 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
11350 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
11351 definitions made redundant by dbxelf.h inclusion. Delete
11352 lots of definitions related to assembly output that are
11353 specific to the SOM object format.
11354 * pa.c (output_function_prologue): Do not emit the function's
11356 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
11357 * pa-pro.h: Deleted.
11358 * som.h: New file with SOM specific definitions.
11359 * elf.h: New file with ELF specific definitions.
11361 * elfos.h (const_section): Output a tab before assembler directives.
11362 (ctors_section, dtors_section): Likewise.
11363 (ASM_OUTPUT_SECTION_NAME): Likewise.
11365 * pa/pa1.h: Delete unused file.
11367 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
11369 * configure.in (hppa*-hp-hpux11*): New configuration.
11370 * configure: Rebuilt.
11371 * pa/pa-hpux11.h: New file.
11372 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
11375 * mips.md (leasi, leadi): New patterns.
11377 * expr.c (emit_block_move): Properly handle case where one of the
11378 block move arguments has a queued increment or decrement.
11379 (clear_storage): Similarly. Fix formatting goof.
11381 1999-06-28 "David O'Brien" <obrien@NUXI.com>
11383 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
11384 semicolon from the BSD VA_LIST replacement expression.
11386 * fixinc/inclhack.sh: regen
11387 * fixinc/fixincl.x: regen
11389 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
11390 now use the fixincl program.
11392 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
11394 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
11395 case. Also make the PIC register call_used.
11397 * m68k.h (FINALIZE_PIC): Delete.
11398 * m68k.c (finalize_pic): Delete.
11400 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
11402 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
11405 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
11407 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
11409 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
11411 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
11413 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
11415 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
11417 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
11419 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
11421 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
11423 * rs6000.c (output_toc): Always use hex values for floating-point
11424 constants. Store single-precision values in upper-half of TOC
11425 entry in 64-bit mode.
11426 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
11427 to final constraints.
11428 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
11429 (fctiwz): Improve accuracy of RTL for pattern.
11431 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
11433 * expr.c (expand_expr): Allow RTL_EXPR's through the
11434 MAX_INTEGER_COMPUTATION_MODE checks.
11436 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
11438 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
11439 such that MASK_SUPPORT_ARCH is not negative.
11441 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
11443 * loop.c (verify_dominator): Properly handle ADDR_VEC and
11444 ADDR_DIFF_VEC insns that appear inside loops.
11446 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
11447 Jeff Law <law@cygnus.com>
11449 * rs6000.md (movdf_hardfloat32): Revert previous patch.
11450 Handle LO_SUM the same as offsettable in cases 1 and 2.
11451 * rs6000.c (find_addr_reg): Revert previous patch.
11453 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
11455 * system.h (strstr): New external function declaration.
11456 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
11457 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
11458 * config.in, configure: Rebuilt.
11460 1999-06-24 Tom Tromey <tromey@cygnus.com>
11462 * gcc.c (main): Read user-specified specs files after computing
11463 additional startfile_prefixes.
11465 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
11467 Revert these two patches:
11469 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11470 * loop.c (strength_reduce): When doing biv->giv conversion, update
11471 reg note of NEXT->insn.
11473 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11474 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11476 (recombine_givs): Set ix field after sorting.
11478 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11480 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
11481 for the parts of an UNSPEC / UNSPEC_VOLATILE.
11483 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
11485 *fixinc/inclhack.def: Add fix development commentary
11486 (read_ret_type): reactivate and add selection clause
11487 (zzz_*): tweak output file name to match what is used in hackshell.tpl
11488 *fixinc/{fixincl.x|inclhack.sh}: regen
11490 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
11492 * expr.c (expand_expr): STRIP_NOPS before checking against
11493 MAX_INTEGER_COMPUTATION_MODE
11494 (check_max_integer_computation_mode): Likewise.
11496 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
11498 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
11500 1999-06-22 Jim Wilson <wilson@cygnus.com>
11502 * expr.c (store_expr): When target is a promoted subreg, return a
11503 promoted subreg as a result.
11505 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
11507 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
11509 (dwarf2out_define): Mark unused parameters appropriately.
11510 (gen_unspecified_parameters_die): Ditto.
11511 (gen_subprogram_die): Fix signed/unsigned warnings.
11512 (gen_variable_die): Ditto.
11514 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
11516 * fixinc/inclhack.def(end_else_label): combined else_label
11517 and endif_label and fixed the sed expression.
11518 *fixinc/{fixincl.x|inclhack.sh}: regen
11520 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
11522 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
11523 'x' when handling non-offsettable addresses
11525 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
11527 * final.c (shorten_branches): Don't try to split an insn that has
11530 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
11532 * config/mips/mips.c (symbolic_expression_p): New function.
11533 (mips_select_rtx_section): Put symbolic expressions in the
11534 data section, not the read-only data section.
11536 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
11538 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
11540 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
11542 * collect2.c (main): Log frame table count.
11543 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
11544 (scan_prog_file) [COFF]: Handle frame tables.
11546 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
11547 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
11548 * alpha/elf.h: Undef them again.
11549 * alpha/vms.h: Remove their definitions.
11551 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11553 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
11554 remove the clobber of r0 and change the REG_UNUSED note to
11557 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
11559 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
11560 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
11561 fits in HOST_WIDE_INT and one uses union to access a long constant
11564 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
11566 * sparc.c (sparc_override_options): Don't allow profiling for
11567 code models other than medlow.
11568 (sparc_function_profiler): New function from old FUNCTION_PROFILER
11569 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
11570 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
11571 (sparc_block_profiler): Likewise.
11572 (sparc_function_block_profiler_exit): Likewise.
11573 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
11574 (FUNCTION_BLOCK_PROFILER): Likewise.
11575 (BLOCK_PROFILER): Likewise.
11576 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
11577 (MCOUNT_FUNCTION): New.
11578 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
11579 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
11580 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
11581 (MCOUNT_FUNCTION): New.
11582 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
11583 (BLOCK_PROFILER): Delete.
11584 (MCOUNT_FUNCTION): New.
11586 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
11588 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
11590 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11592 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11595 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11598 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11601 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11604 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
11606 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
11609 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
11611 * i386/djgpp.h (LIB_SPEC): New.
11612 (STARTFILE_SPEC): New.
11614 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
11616 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
11618 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
11621 * system.h (WSTOPSIG): New macro.
11623 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
11625 * c-pragma.c (push_alignment): Don't ignore alignments greater than
11627 (insert_pack_attributes): Take into account member natural
11630 * i386/winnt.c (exports_head): New static variable.
11631 (i386_pe_record_exported_symbol): New function.
11632 (i386_pe_asm_file_end): Use.
11633 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
11634 symbols to be emitted at end of assembly.
11635 (ASM_DECLARE_OBJECT_NAME): Likewise.
11636 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11638 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
11641 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
11643 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
11646 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
11648 * haifa-sched.c (sched_analyze_1): Use free_list instead of
11649 zapping reg_last_uses directly.
11650 (sched_analyze_2, sched_analyze_insn): Likewise.
11651 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
11653 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
11655 * rs6000.md (movdf_hardfloat32): Use worst case insn length
11656 attributes for cases 1 and 2.
11658 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
11660 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
11663 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
11665 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
11667 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
11669 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
11670 PIC_OFFSET_TABLE_REGNUM for general alloaction.
11671 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
11672 must be stacked if it is used for PIC accesses.
11673 * arm.c (use_return_insn): Handle PIC register specially.
11674 (output_return_instruction): Likewise.
11675 (output_func_{prologue,epilogue}): Likewise.
11676 (output_expand_prologue): Likewise.
11678 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
11679 (*strsi_predec): Renamed from *strqi_predec.
11680 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
11681 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
11683 * arm.c (arm_override_options): Remove warning about PIC code
11684 not being supported.
11686 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
11688 * rs6000.c (find_addr_reg): New function.
11689 * rs6000.h (find_addr_reg): Declare.
11690 (offsettable_addr_operand): Delete.
11691 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11692 from and stores to GPRs.
11694 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11696 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11697 gen_sequence as argument to emit_no_conflict_block.
11699 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11701 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11702 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11703 *fixinc/fixincl.x: regen
11704 *fixinc/inclhack.sh: regen
11706 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11708 * added support for -mpcrel (PC relative addressing for m68k)
11709 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11710 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11711 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11712 (comments for general_src_operand): Add some explanation
11713 about EXTRA_CONSTRAINTS.
11714 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11715 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11716 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11717 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11718 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11719 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11720 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11721 if not already set.
11722 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11723 * m68k.h (TARGET_PCREL): New target flag.
11724 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11725 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11726 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11727 contains a SYMBOL_REF. Relax this constraint during reload, since
11728 we want to use the predicates, not reload's built-in concept of a
11729 valid memory address, to control what insns need reloading.
11730 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11731 operands (essentially 'g', 'm', and 's' under normal circumstances).
11732 * m68k.c (print_operand): Cause printing of pc-relative addresses
11733 to include pc register.
11734 (print_operand_address): Ditto.
11735 (general_src_operand): Accept operands that are not only
11736 general_operands, but are also valid when used as a pc-relative
11738 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11739 (memory_src_operand): Similar, for memory_operands.
11740 (pcrel_address): New predicate to accept the special case of a
11741 pc-relative address.
11742 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11743 QImode insns to accept *_src_operand instead of *_operand where
11744 pc-relative operands can fit. For example, a pc-relative operand
11745 can be used as a memory source operand for addsi3, but not as a
11746 memory destination.
11747 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11749 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11751 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11752 .thumb_set pseudo op to mark aliases of thumb functions.
11754 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11756 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11757 preference to ASM_OUTPUT_DEF, if it is defined.
11759 * tm.texi: Document new, optional target macro
11760 ASM_OUTPUT_DEF_FROM_DECLS.
11762 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11764 * fixincludes: ISCNTL patch
11765 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11766 (dgux_int_varargs): new for DG/UX
11767 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11769 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11771 * invoke.texi (ia32 options): Fix typo.
11773 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11775 * loop.c (strength_reduce): When doing biv->giv conversion, update
11776 reg note of NEXT->insn.
11778 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11780 * loop.c (move_movables): Note issues with replacing REGs with
11782 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11784 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11786 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11788 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11789 the reference to `mcount' was not correct for the ELF on FreeBSD.
11791 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11793 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11796 (recombine_givs): Set ix field after sorting.
11798 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11800 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11801 to safe to extract a subword out of a REG.
11803 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11805 * sh.md (mulsi3): Don't add a no-op move at the end.
11807 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11809 * cse.c (cse_insn): Don't put hard register source into tables for
11810 the last insn of a libcall.
11812 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11814 * loop.c (strength_reduce): Insert sets of derived givs at every
11815 biv increment, even if it's the only one.
11817 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11819 * dwarfout.c (add_incomplete_type): New fn.
11820 (output_type): Call it.
11821 (retry_incomplete_types): New fn.
11822 (dwarfout_finish): Call it.
11824 From Eric Raskin <ehr@listworks.com>:
11825 (output_type): Output types for bases.
11827 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11829 * mips.c (mips_output_conditional_branch): Add `break'
11830 between `default' label and `close braces'.
11832 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11834 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11835 specifications and make it realistic.
11836 (LIB_SPEC): Likewise.
11838 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11840 * config/mips/mips.c (mips_secondary_reload_class): Check for
11841 (PLUS (SP) (REG)) and return appropriate register class.
11842 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11843 Handle (PLUS (SP) (REG)).
11844 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11845 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11846 of emit_insn for tablejump.
11848 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11850 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11851 asm_fprintf format string by itself.
11852 (output_function_profiler): Likewise.
11854 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11856 * combine.c (simplify_logical, case AND): Only call
11857 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11858 or the constant is positive.
11860 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11862 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11863 * configure: Regenerate.
11865 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11867 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11868 require a sub-version #.
11869 * configure: Rebuilt.
11871 1999-06-14 Robert Lipe (robertlipe@usa.net)
11873 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11875 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11877 * c-typeck.c (process_init_element): Detect excess elements in
11878 char array initializer.
11880 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11882 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11884 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11886 * invoke.texi (Option Summary): Add -fpermissive flag.
11888 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11890 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11891 that require PIC code sequences.
11893 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11895 * configure.in: Add new target: thumb-elf.
11896 * configure: Regenerate.
11897 * config/arm/t-thumb-elf: New file: Makefile fragment for
11899 * config/arm/telf.h: New file: Header file for thumb-elf
11902 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11904 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11905 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11906 initializers is some circumstances.
11908 * fixinc/inclhack.def (endif_label): Add additional selector for
11909 more bogus stuff after #endif statements.
11910 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11912 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11914 * i386/cygwin.h (SET_ASM_OP): Define.
11916 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11918 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11920 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11922 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11925 * sh.md (ic_invalidate_line_i): Remove second alternative.
11927 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11929 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11930 test for the presence of valid prototypes. Delete bypass expr.
11931 (ioctl_fix_ctrl): Correct the selection expression.
11932 (no_double_slash): Correct quoting rules
11933 *fixinc/fixincl.x: regen
11934 *fixinc/inclhack.sh: regen
11936 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11938 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11940 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11942 * rs6000.md (movsi_got_internal_mem): Delete.
11943 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11944 (GOT_TOC_REGNUM): Delete.
11945 (PIC_OFFSET_TABLE_REGNUM): Define.
11946 (FINALIZE_PIC): Disable.
11947 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11948 (rs6000_replace_regno): Delete.
11949 (rs6000_finalize_pic): Likewise.
11950 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11952 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11954 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11955 is a note; use <= for the compare; advance P while it is
11958 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11960 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11961 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11963 * varasm.c (remove_from_pending_weak_list): Verify t->name
11964 is non-NULL before passing it to strcmp.
11966 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11968 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11969 the typed arguments are not part of a comment
11970 (ioctl_fix_ctrl): Added a purpose comment
11971 *fixinc/fixincl.x: regenerate
11972 *fixinc/inclhack.sh: regenerate
11974 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11976 * invoke.texi: Add C4x invocation docs.
11978 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11980 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11982 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11984 (c4x_legitimize_reload_address): New function.
11985 * config/c4x/c4x.md: Update docs.
11987 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11989 * fixincludes: Avoid removing '.'.
11990 * fixinc/fixinc.svr4: Likewise.
11991 * fixinc/fixinc.winnt: Likewise.
11992 * fixinc/inclhack.tpl: Likewise.
11993 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11995 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11997 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11999 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
12001 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
12003 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
12006 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
12008 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
12009 * configure: Regenerate.
12011 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
12013 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
12016 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
12018 * fixinc/inclhack.def (avoid_bool): Also catch
12019 "typedef [unsigned] int bool".
12020 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
12022 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
12023 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
12024 * configure: Rebuilt.
12026 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
12028 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
12029 such that we can override its definitions if necessary.
12030 (CPP_SPEC): New define. Support processor specific predefines via
12032 (CC1_SPEC): New define. Support processor specific compiler
12033 options via %(cc1_cpu).
12034 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
12037 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12039 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
12040 between sed's -e flag, and the open-quote following it.
12041 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
12043 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
12044 Jeffrey A Law (law@cygnus.com)
12046 * varasm.c (assemble_start_function): Remove the function
12047 from the pending weak decls list when we define a function.
12048 (assemble_variable): Similarly for variables.
12049 (weak_finish): Ignore items on the list with a NULL name.
12050 (remove_from_ending_weak_list); New function to "remove" an item
12051 from the pending weak declarations list.
12053 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
12055 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
12057 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
12059 * c-lex.c (GETC): Redefine to call getch.
12060 (UNGETC): Redefine to call put_back.
12061 (putback_buffer): New structure type.
12062 (putback): New static structure.
12063 (getch): New function.
12064 (put_back): New function.
12065 (yylex): Replace unused bytes from bad multibyte character.
12067 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
12069 * cpplib.c (do_define): Cast `alloca' return value.
12070 (do_include, do_undef, do_pragma): Likewise.
12071 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
12073 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
12074 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
12076 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
12078 * sparc.md (abstf2): This should be an expand.
12079 (split after abstf2_notv9): Fix mode.
12080 (abstf2_hq_v9): New pattern.
12081 (abstf2_v9): Only use when no hard quad.
12082 (absdf2_v9): Fix if target is not the same as source.
12083 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
12084 Add correct output constraints.
12086 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
12088 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
12089 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
12091 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
12093 * mips.h (mips_output_conditional_branch): New function.
12094 (mips_adjust_insn_length): Likewise.
12095 (ASSEMBLER_SCRATCH_REGNUM): New macro.
12096 (ADJUST_INSN_LENGTH): Likewise.
12097 * mips.c (print_operand): Add `F' and `W' for floating-point
12098 comparison opcodes.
12099 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
12101 (mips_adjust_insn_length): New function.
12102 (mips_output_conditional_branch): New function.
12103 * mips.md (length): Adjust attribute definition to handle
12104 conditional branches. Change lengths to bytes, rather than
12105 instructions throughout. Remove length attribute from
12106 instructions whose length is four bytes, and rely on the default
12108 (dslot): Fix typo in comment.
12109 Reword conditional branch patterns to use
12110 mips_output_conditional_branch.
12112 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12114 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
12115 (LIB_SPEC): Likewise.
12116 Link with -lprof1_r for -g/-pg.
12118 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12120 * loop.c (check_dbra_loop): Fix change of Jan 19.
12122 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
12124 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
12125 (STARTFILE_SPEC): Define, override the svr4.h version.
12126 (ENDFILE_SPEC): Likewise.
12128 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
12130 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
12131 * fixinc/fixincl.x: Regenerated.
12132 * fixinc/inclhack.sh: Regenerated.
12134 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12136 * sh.c (barrier_align): Don't return early for normal branch/barrier
12137 when optimizing for SH2.
12139 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
12141 * i386/udk.h (LINK_SPEC): Correct linker search path for
12144 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12146 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
12147 (braf_label_ref_operand): Delete.
12148 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
12149 * sh.md (casesi_jump_2): Operand1 is now the inside of a
12150 label_ref, and has no predicate.
12151 The patten has a predicate to guard against invalid substitutions.
12152 (dummy_jump): Delete.
12153 (casesi): Update use of casesi_jump_2.
12155 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12157 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
12158 *fixinc/fixincl.x: regenerate
12159 *fixinc/inclhack.sh: regenerate
12161 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
12163 * dwarf2out.c (add_incomplete_type): New fn.
12164 (gen_struct_or_union_type_die): Call it.
12165 (retry_incomplete_types): New fn.
12166 (dwarf2out_finish): Call it.
12168 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
12170 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
12171 current block starts with a CODE_LABEL and ends with a CALL and
12172 we can not find all the argument setup instructions for the CALL.
12174 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
12176 Revert this change:
12177 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
12178 something is a candidate for optimize_bit_field_compare.
12180 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12182 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
12184 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
12186 * alpha.c (override_options): Thinko in last patch.
12188 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
12189 (LIB_SPEC): Recognize -pthread.
12191 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
12193 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
12194 definition in config/arm/coff.h
12195 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
12197 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12199 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
12200 fixes that need "file=xxx\n" prepended before invocation
12201 (start_fixer - new): starting the fixer process is complex enough
12202 to warrent its own routine. It prepends the "file=xxx\n" stuff.
12203 (process): uses the new routine; omit usage of putenv()
12204 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
12205 * fixinc/fixincl.x: regenerate
12207 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
12209 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
12210 and version #s (1.1 -> 2.96) as needed.
12211 * README.g77: Kill way out of date file in the toplevel directory.
12213 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
12215 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
12216 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
12217 * configure: Rebuilt.
12218 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
12219 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
12220 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
12221 (SWITCH_TAKES_ARG): Likewise.
12222 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
12223 * config/t-freebsd: Moved from config/i386/ so it can used for all
12226 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
12228 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
12230 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
12232 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
12233 * configure: Rebuilt.
12235 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
12237 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
12238 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
12239 * rs6000/rs6000.c (rs6000_file_start): Use putc.
12240 (rs6000_output_load_toc_table): Same.
12241 (output_prolog, output_mi_thunk): Same.
12242 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
12243 (ASM_GLOBALIZE_LABEL): Use putc.
12245 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
12247 * alpha.md (reload_*_help): New patterns and splitters.
12248 (reload_*): Use them.
12249 (mov[qh]i): Likewise.
12251 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
12253 * cccp.c (handle_directive): Handle backslash-newlines in quoted
12256 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
12258 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
12260 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
12262 * flow.c (mark_regs_live_at_end, insn_dead_p,
12263 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
12264 and HARD_FRAME_POINTER_REGNUM special treatment if reload
12265 hasn't run or the frame pointer is needed.
12266 * haifa-sched.c (attach_deaths): Likewise.
12267 * sched.c (attach_deaths): Likewise.
12269 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
12271 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
12272 calculate_can_reach_end returns nonzero.
12274 * configure.in (native gas tests): Search for an assembler in the
12275 same manner that the installed compiler will.
12276 * configure: Rebuilt.
12277 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
12279 * alias.c (find_base_term): Improve handling of addresses
12280 constructed from binary operations.
12282 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
12284 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
12286 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
12288 * function.h (cleanup_label, frame_offset): Declare.
12289 (tail_recursion_label, tail_recursion_reentry): Likewise.
12290 (arg_pointer_save_area, rtl_expr_chain): Likewise.
12291 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
12292 (tail_recursion_label, tail_recursion_reentry): Likewise.
12293 (arg_pointer_save_area, rtl_expr_chain): Likewise.
12295 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
12297 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
12299 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
12300 (MAX_OFILE_ALIGNMENT): Define.
12302 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
12304 * fixincl.c: Replace local include scheme with #includes of
12305 gansidecl.h and system.h.
12306 * procopen.c: Likewise.
12307 * server.c: Likewise.
12309 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
12311 * i386/t-dgux (EXTRA_PARTS): Add crti.o
12312 (crti.o): Add build rule and dependencies.
12313 * fixinc/fixinc.dgux: Use modified _int_varargs.h
12315 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12317 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
12318 (LIB_LINUX_SPEC): Likewise.
12319 (LIB_LINUX_SPEC): Add support for -pthread
12320 (CPP_OS_LINUX_SPEC): Likewise.
12321 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
12324 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
12326 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
12328 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
12329 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
12330 for IEEE math and CC_FCOMI.
12331 (put_jump_code): No IEEE if CC_FCOMI is set.
12333 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12335 * fold-const.c (fold_truthop): Make the field reference unsigned
12336 when converting a single bit compare.
12338 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12340 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
12342 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
12344 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
12345 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
12348 * reload.c (push_reload): Do not call remove_address_replacements
12349 when presented with identical optional reloads.
12351 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
12353 * alpha.h (MASK_FIX, TARGET_FIX): New.
12354 (MASK_*): Reorganize constants.
12355 (CPP_AM_FIX_SPEC): New.
12356 (TARGET_SWITCHES): Add FIX.
12357 (EXTRA_SPECS): Likewise.
12358 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
12359 (SECONDARY_MEMORY_NEEDED): Likewise.
12360 (REGISTER_MOVE_COST): Likewise.
12361 * alpha.c (override_options): Add FIX support. Always use
12362 ALPHA_TP_PROG for ev6.
12363 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
12364 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
12365 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
12367 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
12369 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
12370 something is a candidate for optimize_bit_field_compare.
12372 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
12374 * gcc.texi (Passes): Document branch-shortening.
12375 * invoke.texi (Debugging Options): Document the fact that `-dp'
12376 outputs length information for instructions.
12378 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
12380 * flow.c: Revert previous delta.
12382 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
12384 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
12385 FRAME_POINTER_REGNUM.
12386 (mark_set_1): Ditto.
12387 (mark_used_regs): Ditto.
12389 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
12391 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
12392 (GOT_PCREL): New macro. Define to 1 if not already defined.
12393 * arm/elf.h (GOT_PCREL): Define to 0.
12394 * arm.c (arm_finalize_pic): Take into account the setting of
12397 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
12399 * output.h (STRIP_NAME_ENCODING): Provide default definition.
12400 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
12402 * flow.c (mark_set_1): Do not record BLKmode stores as dead
12403 store elimination candidates.
12405 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
12407 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
12410 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
12412 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
12413 Add use of x-aix41-gld.
12415 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
12417 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
12418 (ASM_OUTPUT_DESTRUCTOR): Define.
12420 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
12422 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
12423 last CODE_LABEL in a loop if we have previously passed a jump
12424 to the top of the loop.
12426 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
12428 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
12429 applying Philip's patch.
12431 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
12433 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
12436 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
12438 * loop.c (strength_reduce): Grow reg_single_usage as needed.
12440 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
12442 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
12443 Also remove a useless comment.
12445 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
12447 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
12449 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
12451 * collect2.c (main): Only generate import or export file and add
12452 to link arguments if non-empty. Use xmalloc not alloca.
12453 (write_{export,import}_file): Delete.
12454 (write_aix_file): New function.
12455 (locatelib): Use xmalloc not malloc.
12456 (GCC_OK_SYMBOL): Do not check type if aix64.
12458 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
12460 Based on patch by Scott Bambrough and Pat Beirne:
12461 * config/arm/arm.c (making_const_table): New variable.
12462 * config/arm/arm.h (making_const_table): Declare.
12463 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
12465 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
12466 Keep track of when we are building the constant table.
12468 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
12470 * config/arm/arm.c (arm_override_options): Fix erroneous warning
12473 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
12475 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
12478 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
12480 * tm.texi (FUNCTION_ARG): Correct description of a stack element
12483 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
12485 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
12487 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12489 * rs6000.c (output_mi_thunk): Enable full support again.
12491 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12493 * sh.h (BRANCH_COST): Define.
12495 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
12497 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
12499 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
12501 * function.c (assign_stack_local): Align stack slot propertly.
12502 (assign_outer_stack_local): Likewise.
12504 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
12506 * expr.h (lang_expand_constant): Declare.
12507 * toplev.c (lang_expand_constant): Define it.
12508 * varasm.c (output_constant): Use it.
12510 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12512 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
12513 Change function definitions to K&R style.
12515 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12517 * fixinc/fixincl.c: We must not ignore SIGCLD now.
12519 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
12521 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
12522 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
12523 (several places): omit static initialization
12524 (process): use single fd, since only the read fd is used
12525 * fixinc/gnu-regex.c: define 'const' away, if not supported
12526 * fixinc/procopen.c(several places): omit static initialization
12527 * fixinc/server.c: define 'volitile' away, if not supported
12529 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12531 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
12532 asm_fprintf and %L to generate the label name.
12533 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
12534 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
12536 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
12538 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
12539 insn for a conditional jump can not be found.
12541 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
12543 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
12544 on variables in specific sections other than .sbss and .sdata.
12546 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
12548 * stmt.c (expand_return): Call start_cleanup_deferral and
12549 end_cleanup_deferral around conditional code.
12551 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12553 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
12554 filename lists. Utilizes new "krstr" AutoGen function.
12555 * fixinc/fixincl.x: Rebuilt.
12557 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
12559 * i386.c (output_float_compare): Avoid GNU-C extensions.
12561 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
12563 * version.c: Bump to distinguish mainline tree from the
12566 See ChangeLog.1 for earlier changes.