1 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
3 * config/mips/mips.md (call_value_multiple_interanal1): New.
5 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
7 * dwarf2out.c (free_AT, free_die): New fns.
8 (remove_children): Call them.
9 (output_line_info): Disable removal of duplicate notes.
11 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
12 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
13 means pretend the type isn't defined.
14 Don't defer emitting types.
15 (gen_type_die_for_member): New fn.
16 (gen_decl_die): Call it.
17 (splice_child_die): New fn.
18 (gen_member_die): Call it rather than generate duplicate dies.
20 Defer emitting information for the abstract instance of an inline
21 until we either inline it or emit an out-of-line copy.
22 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
23 from output_inline_function if DECL_ABSTRACT is also set.
24 (block_ultimate_origin): Likewise.
25 (gen_abstract_function): New fn.
26 (gen_decl_die, gen_inlined_subroutine_die): Call it.
27 (gen_subprogram_die): An abstract instance is not a declaration
28 just because it doesn't match current_function_decl. Don't abort
29 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
30 has an abstract origin.
31 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
32 abstract instance here.
34 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
36 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
37 where we need to reload fpul from a system register.
39 1999-11-24 Andreas Jaeger <aj@suse.de>
41 * config/mips/linux.h (CPP_PREDEFINES): Added.
42 (LINK_SPEC): Remove -Y since this is only needed on sparc.
44 1999-11-24 Andreas Jaeger <aj@suse.de>
46 * config/mips/linux.h (TARGET_VERSION): Added.
47 (HANDLE_SYSV_PRAGMA): Added.
48 (DEFAULT_VTABLE_THUNKS): Added.
50 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
52 * local-alloc.c (qty): New structure and static variable.
53 (qty_phys_reg): Remove, all references changed to qty.
54 (qty_n_refs): Likewise.
55 (qty_min_class): Likewise.
56 (qty_birth): Likewise.
57 (qty_death): Likewise.
60 (qty_n_calls_crossed): Likewise.
61 (qty_alternate_class): Likewise.
62 (qty_changes_size): Likewise.
63 (qty_first_reg): Likewise.
64 (alloc_qty): Rename variable QTY to QTYNO.
65 (finf_free_reg): Likewise.
66 (local_alloc): Allocate qty, do not allocate the removed variables.
68 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
70 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
71 when -membedded-pic is passed.
73 * config/mips/mips.md (casesi): Handle 64-bit case too.
74 (casesi_internal_di): New insn.
76 * config/mips/mips.c (embedded_pic_offset): Always make the
77 embedded-pic subtractions relative to the name of the current
78 function by use of the magic string "..CURRENT_FUNCTION".
79 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
81 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
83 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
84 of (const_int 0), when what we really care about is
85 whether it's a zero constant anyway.
86 (div_trap_mips16): Likewise.
88 1999-11-23 Mark Mitchell <mark@codesourcery.com>
90 * loop.c (loop_optimize): Always find_loop_tree_blocks and
91 unroll_block_trees when generating debuggable code.
93 * tree.h (unsave_expr_1): New function.
94 (lang_unsave): New variable.
95 (get_callee_fndecl): New function.
96 * tree.c (unsave_expr_now_r): New function.
97 (lang_unsave): Define.
98 (unsave_expr_1): Likewise.
99 (unsave_expr_now_r): Split out from unsave_expr_now.
100 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
101 call unsave_expr_now_r.
102 (get_callee_fndecl): Define.
104 * Makefile.in (gencheck): Don't depend on lang_tree_files.
105 (gencheck.o): Do depend on lang_tree_files.
107 * integrate.h (copy_decl_for_inlining): New declaration.
108 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
109 (copy_decl_for_inlining): New function.
110 (integrate_parm_decls): Use it.
111 (integrate_decl_tree): Likewise.
113 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
115 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
116 the second two from the first.
117 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
118 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
119 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
121 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
122 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
125 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
127 * pa.md (call_internal_symref, call_value_internal_symref): No mode
128 needed on the address operand.
129 * pa.c (call_operand_address): Check for the correct mode.
131 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
133 * loop.c: Include "basic-block.h".
134 (try_copy_prop, replace_loop_reg): New functions.
135 (load_mems): Detect registers that just hold copies of the hoisted
136 mem, and call try_copy_prop to eliminate them.
137 * Makefile.in (loop.o): Update dependencies.
139 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
141 * Makefile.in (gencheck.o): Depend on gencheck.h.
142 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
143 (insn-peep.o): Depend on except.h and function.h.
144 (insn-attrtab.o): Depend on RECOG_H.
145 (insn-output.o): Depend on toplev.h and flags.h.
146 (gengenrtl.o): Depend on real.h.
147 (gen-protos.o): Depend on cpplib.h and cpphash.h.
148 Unify all dependencies to be on RECOG_H rather than recog.h.
150 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
152 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
153 * configure.in: Try building a bi-arch 32/64-bit compiler on
154 sparc-*-solaris2.7 and higher.
155 * configure: Rebuild.
157 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
159 * config/freebsd.h: New, FreeBSD architecture independent file.
160 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
162 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
163 directly by i386/freebsd.h.
164 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
165 independent configuration file.
166 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
167 directly by i386/freebsd.h.
168 * configure: Rebuilt.
170 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
171 which is in the user's namespace.
172 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
173 `i386' which is not in our namespace.
175 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
177 * invoke.texi (ARM Options): Add in -mno-alignment-traps
179 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
181 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
182 (add_dwarf_attr, add_child_die): Just push onto the front.
183 (reverse_die_lists): New fn.
184 (add_sibling_attributes): Use it.
185 (push_decl_scope): Reorganize.
186 (add_name_and_src_coords_attributes): Don't set file and line for
188 (gen_subprogram_die): An artificial function doesn't need to match
190 (gen_compile_unit_die): Return the generated die. Only add
191 AT_comp_dir if the filename is relative.
192 (remove_AT): Simplify loop. Also free string values.
193 (output_die): A DIE ref can't be null.
194 (output_value_format, value_format): Take a dw_attr_ref.
195 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
196 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
197 AT_addr, AT_lbl): New fns.
201 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
203 * combine.c (combine_simplify_rtx): When handling a SUBREG,
204 take SUBREG_WORD into account.
205 (if_then_else_cond): Likewise.
207 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
209 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
210 clause from BSD license, pursuant with
212 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
214 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
216 * loop.c (load_mems): Reformat slightly.
217 * basic-block.h (regset_head): New typedef.
218 (INIT_REG_SET): New macro.
220 1999-11-22 Bruce Korb <autogen@linuxbox.com
222 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
223 (mips-dec-bsd*): non-functional code
224 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
226 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
227 added three replacement fixes
228 (no_double_slash): removed comments that are not (any longer) pertinent
229 (bad_lval): this fix currently runs against many files.
230 The comment seems to indicate that we should select for files
231 containing 'pragma extern_prefix'.
233 * fixinc/fixinc.x86-linux-gnu: deleted
234 * fixinc/inclhack.sh: regen
235 * fixinc/fixincl.x: regen
236 * fixinc/fixincl.sh: regen
238 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
240 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
241 its code is INSN and it has no notes.
243 1999-11-22 Andrew Haley <aph@cygnus.com>
245 * varasm.c (function_defined): Remove.
246 (make_function_rtl): Don't set function_defined.
247 (make_decl_rtl): Remove global register warning.
248 * regclass.c (no_global_reg_vars): New variable.
249 (globalize_reg): Warn if function has already been defined.
250 (regclass_init): Set no_global_reg_vars.
252 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
254 * regclass.c (reg_pref): New structure and static variable
257 (all uses of prefclass and altclass): Use reg_pref instead.
259 1999-11-21 Nick Clifton <nickc@cygnus.com>
261 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
263 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
264 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
265 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
267 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
269 * varasm.c (output_constructor): Solve problem with long long
270 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
272 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
274 * global.c (allocno): New structure and static variable.
275 (allocno_reg): Remove, all references replaced by allocno.
276 (allocno_size): Likewise.
277 (hard_reg_conflicts): Likewise.
278 (hard_reg_preferences): Likewise.
279 (hard_reg_copy_preferences): Likewise.
280 (hard_reg_full_preferences): Likewise.
281 (regs_someone_prefers): Likewise.
282 (allocno_calls_crossed): Likewise.
283 (allocno_n_refs): Likewise.
284 (allocno_live_length): Likewise.
285 (find_reg): Rename ALLOCNO to NUM.
287 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
289 (may_move_out_cost): New variable.
290 (init_reg_sets_1): Initialize may_move_out_cost.
291 (record_reg_classes): Use may_move_out_cost.
293 * regclass.c (dump_regclass): New function.
294 (regclass): New parameter DUMP, call DUMP_REGCLASS.
295 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
296 pass rtl_dump_file to regclass.
297 * rtl.h (regclass): Update prototype.
299 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
301 * i386.md (neg, not and abs patterns): Revmap to use
302 ix86_expand_unary_operator and ix86_unary_operator_ok.
303 (add?f and sub?f expanders): Force operand 1 to register.
304 * i386.c (ix86_expand_unary_operator): Rewrite.
305 (ix86_unary_operator_ok): Ensure that memory operands
307 (ix86_binary_operator_ok): Do not allow operand 1 to
308 come into memory and operand 0 not.
309 (ix86_expand_binary_operator): Ensure that
310 src1 is not non-matching memory.
312 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
313 to support integer registers and memory.
314 (abss?2_integer): Likewise.
316 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
317 (REG_CLASS_NAMES): Likewise.
318 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
320 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
321 (movsf): Likewise; unify 4th and 5th alternative.
323 (movdf_1): Likewise; rename to movdf_integer.
324 (pushxf): Likewise; rename to pushxf_integer; fix output template;
325 remove redundant splitter.
326 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
327 (movdf_nointeger): New.
328 (movxf_nointeger): New.
329 (pushxf_nointeger): New.
331 * i386.md (extend?f?f): Split to expander and pattern, refuse two
332 memory operands in patterns.
333 (fop*): Refuse two memory operands.
335 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
336 on !TARGET_USE_CLTD CPUs.
338 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
340 * extend.texi: Document C++ restricted pointers and references.
342 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
344 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
345 (invalidate_skipped_set): Call it unconditionally.
346 (cse_set_around_loop): Likewise.
348 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
350 * rtl.texi (mem): Add documentation for alias-set argument
353 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
355 * i386.h (struct_processor_costs): New fileds int_load, int_store,
356 fp_move, fp_load and fp_store
357 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
359 (MEMORY_MOVE_COST): New macro.
360 * i386.c (386_cost): Define new fields.
361 (i486_cost): Likewise.
362 (pentium_cost): Likewise.
363 (pentiumpro_cost): Likewise.
366 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
367 Geoffrey Keating <geoffk@cygnus.com>
369 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
371 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
374 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
375 (TARGET_STRICT_ALIGNMENT): New macro.
376 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
377 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
378 * invoke.texi (M680x0 Options): Document -mstrict-align.
380 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
381 Richard Henderson <rth@cygnus.com>
383 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
384 (ix86_split_long_move): Declare.
385 * i386.c (split_xf, ix86_split_movdi): Remove.
386 (ix86_split_to_parts, ix86_split_long_move): New.
387 * i386.md (dimode move splitters): Use ix86_split_long_move.
388 (dfmode move splitters): Likewise.
389 (xfmode move splitters): Likewise.
390 (movsf_1): Allow F->r.
391 (movdf_1, movxf_1): Allow F->ro.
393 1999-11-17 Mark Mitchell <mark@codesourcery.com>
395 * except.h (struct eh_entry): Add goto_entry_p.
396 (eh_region_from_symbol): Remove prototype.
397 * except.c (find_func_region_from_symbol): New function.
398 (emit_cleanup_handler): Likewise.
399 (eh_region_from_symbol): Make it static.
400 (add_new_handler): Verify the argument.
401 (find_func_region): Update comment.
402 (expand_eh_region_end): Expand handlers here, rater than waiting
403 until expand_leftover_cleanups or start_all_catch.
404 (expand_leftover_cleanups): Don't expand here.
405 (expand_start_all_catch): Or here.
406 (expand_rethrow): Check the return value from find_func_region.
407 * function.c (expand_function_end): Emit the catch_clauses.
409 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
411 * integrate.c (expand_inline_function): Add necessary check for NULL.
413 1999-11-18 Nick Clifton <nickc@cygnus.com>
415 * toplev.c (main): Correctly detect an unrecognised option.
417 * cppinit.c (cpp_handle_option): Do not claim to have consumed
418 a -f option if it has not been recognised.
420 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
422 * basic-block.h (update_life_extent): Remove trailing comma on
423 enumeration type list.
425 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
427 * varasm.c (output_constructor) Solved problem with long long
428 bitfields. Corrected calculating this_time and shift. Also
429 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
431 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
433 * flow.c (split_edge): Take looping structure into account when
434 determining where to put the new block note.
436 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
438 * Makefile.in (ggc-none.o): Provide host specific version if
441 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
443 * cse.c (delete_trivially_dead_insns): Identify no-op insns
444 containing subregs too.
446 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
448 * invoke.texi: Add documentation for -muninit-const-in-rodata.
449 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
450 (TARGET_UNINIT_CONST_IN_RODATA): Define.
451 (text_section): Add switches -munint-const-in-rodata and
452 -mno-uninit-const-in-rodata.
453 (ASM_OUTPUT_COMMON): Remove.
454 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
455 const objects should be placed in read-only data. Otherwise declare
458 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
460 * jump.c (jump_optimize_1): Revert last change.
462 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
464 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
465 test if optimizing for size.
467 1999-11-17 Mark Mitchell <mark@codesourcery.com>
469 * Makefile.in (toplev.o): Depend on except.h.
470 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
472 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
474 * i386.md (divmodsi4): Rewrite to expander.
475 (*divmodsi4_nocltd): New.
476 (*divmodsi4_cltd): New.
477 (divmodsi4 splitter): Handle the case when input comes in edx.
478 (udivmodhi4): Do not use constraints in exander.
479 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
481 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
483 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
486 1999-11-16 Jakub Jelinek <jakub@redhat.com>
488 * explow.c (hard_function_value): Add outgoing argument.
489 * expr.h (hard_function_value): Declare it.
490 * calls.c (expand_call, emit_library_call_value): Update callers.
491 * function.c (aggregate_value_p): Ditto.
492 (diddle_return_value): Must look at the outgoing registers
493 on archs with register windows.
495 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
497 * alpha.c (alpha_build_va_list): Use make_lang_type and
498 initialize TYPE_NAME for the va_list record.
500 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
502 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
504 * ggc.h (struct ggc_statistics): Rearrange elements for better
505 packing on 64-bit hosts.
506 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
507 (compute_nearerout): Likewise.
509 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
511 * config/rs6000/rs6000.c (first_reg_to_save): Save
512 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
514 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
516 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
517 notion of nesting to find the DIE for a type or function.
518 DIEs can go in limbo even if we got a context_die.
519 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
520 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
522 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
523 (gen_type_die): Writing out the context doesn't cause member class
524 template instantiations to be written out as well.
526 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
528 * rs6000.h (ASM_OUTPUT_DEF): New.
529 Based on proposed addition from David Edelsohn.
531 1999-11-15 Robert Lipe <RobertLipe@usa.net>
532 Bruce Korb <autogen@linuxbox.com>
534 * fixinc/inclhack.def
535 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
536 (unixware7_byteorder_fix): added. Removes conflicts for new defs
538 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
539 (svr4_endian): enabled with SVR5
540 (svr4_mkdev): simplified syntax and enabled with SVR5
542 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
544 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
545 * configure: Rebuilt.
546 * config/t-freebsd-thread: New file.
548 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
550 * i386.c (ix86_decompose_address): Verify the base is a REG
551 before trying to examine its register number.
553 * basic-block.h: Remove all #defines and prototypes related to
555 (free_bb_mem, compute_preds_succs): Remove prototype.
556 * rtl.h (free_bb_mem): Remove prototype.
557 * flow.c (alloc_int_list_node); Remove function.
558 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
559 (compute_preds_succs, free_bb_mem): Likewise.
560 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
561 * toplev.c (rest_of_compilation): Likewise.
562 * haifa-sched.c (build_control_flow): Use flow generated edge
563 list to build the haifa specific edge list.
564 (find_rgns): Use new CFG data structures instead of pred/succ lists.
565 (schedule_insns): Do not build pred/succ lists anymore. Instead
566 build the edge table.
568 * basic-block.h (dump_bb_data): Remove declaration.
569 * flow.c (dump_bb_data): Remove function.
570 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
571 (sbitmap_union_of_predsucc): Likewise.
573 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
574 argument. All callers changed.
575 (delete_null_pointer_checks_1): No longer need to compute the
578 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
580 (pre_expr_reaches_here_p_work): Likewise.
581 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
582 * lcm.c (compute_laterin): Fix initialization of LATER.
583 (compute_nearerout): Similarly for NEARER.
585 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
587 * cse.c (set_nonvarying_address_components): Delete unused function.
588 (refers_to_p): Likewise.
590 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
592 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
595 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
597 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
598 definition in do while (0).
600 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
602 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
604 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
606 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
608 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
610 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
611 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
612 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
613 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
615 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
616 saved on the stack. Output more accurate stack frame statistics
619 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
621 * genextract.c (record_insn_name): New function.
622 (get_insn_name): No longer a stub.
623 (main): Call record_insn_name for each insn. After each label
624 written, print the insn name in a comment.
626 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
628 * output.h (const_section, init_section, fini_section): Add
631 * alpha/elf.h (const_section): Delete declaration.
633 * svr4.h (const_section): Likewise.
635 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
637 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
638 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
639 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
641 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
642 variable-sized array bounds.
644 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
646 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
649 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
651 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
652 addresses the same way GO_IF_LEGITIMATE_INDEX does.
654 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
656 * cse.c (hash_arg_in_struct): Delete.
657 (struct table_elt): Delete elt in_struct.
658 (struct set): Delete elt src_in_struct.
659 (merge_equiv_classes): Don't set either hash_arg_in_struct or
660 the corresponding in_struct elts.
661 (canon_hash): Likewise.
662 (safe_hash): Likewise.
663 (find_best_addr): Likewise.
664 (record_jump_cond): Likewise.
665 (cse_insn): Likewise.
667 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
669 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
671 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
674 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
676 * function.c (diddle_return_value): Put back check that the DECL_RTL
677 for the function is a register.
679 * function.c (diddle_return_value): Use hard_function_value to
680 get an rtx suitable for use in the USE/CLOBBER insn.
682 * global.c (global_conflicts): Update comments.
683 (record_conflicts): No need to record conflicts between pseudos here.
685 1999-11-11 Bruce Korb <autogen@linuxbox.com>
687 * fixinc/fixincl.c: Added verbose levels for status messages
689 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
691 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
692 operand as argument to expand_and or expand_binop.
694 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
696 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
699 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
701 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
703 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
705 * flow.c (compute_flow_dominators): Initially put all blocks on
707 * lcm.c (compute_antinout_edge, compute_available): Similarly.
708 * gcse.c (compute_cprop_avinout): Remove.
709 (compute_cprop_data): Use compute_available.
710 (delete_null_pointer_checks_1): Use compute_available.
712 * basic-block.h (compute_available): Returns a void now.
713 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
714 to return a value anymore.
715 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
716 worklists. Fix boundary cases. Compute maximal solutions.
717 (compute_laterin, compute_nearerout): Similarly.
719 * dwarf2out.c (add_AT_location_description): Allow
720 (mem (plus (pseudo) (...)) too.
722 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
724 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
726 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
727 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
729 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
731 * gansidecl.h: Likewise.
737 * toplev.h: Likewise.
743 * varray.c: Likewise.
745 * varray.h: Likewise.
747 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
749 * gcov.c (struct arcdata): Add hits and total, remove prob.
750 (output_branch_counts): New.
751 (process_args): Set output_branch_counts if -c.
752 (calculate_branch_probs): Store hits and total instead of
754 (output_data): Emit counts if output_branch_counts is true.
755 * gcov.texi (Invoking Gcov): Document -c switch..
757 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
759 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
760 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
762 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
764 * invoke.texi (C Dialect Options): Add missing builtins from
766 * extend.texi (Other Builtins): Copy to this list.
768 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
770 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
771 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
774 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
776 * flow.c (compute_flow_dominators): No longer treat basic block 0
777 or (n_basic_blocks - 1) specially. Clear the AUX field before
778 starting computation of doms/pdoms. Fix initial state for pdoms.
780 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
782 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
783 match rtl.o's: added ggc.h and toplev.h
784 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
785 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
786 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
788 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
790 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
791 from HAVE_DOS_BASED_FILESYSTEM.
792 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
793 HAVE_DOS_BASED_FILESYSTEM.
795 (split_directories): Only special-case DOS file names if
796 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
797 instead of explicit tests. Conditionalize on !VMS.
798 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
799 tests. Conditionalize on !VMS.
800 (process_command): Only use make_relative_prefix if !VMS.
801 (free_split_directories): Conditionalize on !VMS.
802 (DIR_UP): Conditionalize on !VMS.
804 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
806 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
808 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
810 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
813 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
815 * invoke.texi (Environment Variables): Document relative path
817 * gcc.c (DIR_UP): If not defined, define as "..".
818 (standard_bindir_prefix): New static, holds target location to
820 (split_directories): New function to split a filename into
821 component directories.
822 (free_split_directories): New function, release memory allocated
823 by split_directories.
824 (make_relative_prefix): New function, make a relative pathname if
825 the compiler is not in the expected location.
826 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
827 can figure out an appropriate prefix from argv[0].
828 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
829 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
830 STANDARD_BINDIR_PREFIX.
832 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
834 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
836 * config/c4x/c4x.h: Moved prototypes to c4x.h.
837 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
838 c4x_secondary_memory_needed) Delete.
839 (fp_zero_operand): Add mode argument.
841 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
843 * reload1.c (reload_reg_free_for_value_p): Don't use a register
844 that is in reload_reg_used.
846 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
848 * config/arm/arm-protos.h: New file: Prototypes for functions
849 defined in arm.c and pe.c.
850 * config/arm/arm.h: Fix compile time warnings.
851 * config/arm/arm.c: Fix compile time warnings.
852 * config/arm/pe.h: Fix compile time warnings.
853 * config/arm/aout.h: Fix compile time warnings.
855 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
857 * config/m32r/m32r-protos.h: New file: Prototypes for functions
860 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
861 Add support for subtargets.
862 Add prototypes for new predicates.
863 Add scheduling macros.
865 * config/m32r/m32r.c: Fix compile time warnings.
866 (int8_operand): New predicate function.
867 (reg_or_cmp_int16_operand): New predicate function.
868 (extend_operand): New predicate function.
869 (m32r_adjust_code): New scheduling function.
870 (m32r_adjust_priorty): New scheduling function.
871 (m32r_sched_init): New scheduling function.
872 (m32r_sched_reorder): New scheduling function.
873 (m32r_sched_variable_issue): New scheduling function.
874 (direct_return): New codegen function.
875 (m32r_not_same_reg): New rtl testsing function.
877 * config/m32r/m32r.md: Fix compile time warnings.
878 Add support for pre decrement and post increment memory
883 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
885 * global.c (EXECUTE_IF_CONFLICT): Don't define.
886 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
887 (find_reg): Likewise.
889 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
891 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
892 to avoid assembler errors.
894 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
896 * config/v850/v850-protos.h: New file: Prototypes for functions
898 * config/v850/v850.h: Move prototypes to v850-protos.h
899 * config/v850/v850.c: Move prototypes to v850-protos.h
900 * config/v850/v850.md: Fix compile time warnings.
902 * config/fr30/fr30-protos.h: New file: Prototypes for functions
904 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
905 * config/fr30/fr30.c: Fix compile time warnings.
906 * config/fr30/fr30.md: Fix compile time warnings.
908 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
910 * tree.h (get_containing_scope): Declare it.
911 * tree.c (get_containing_scope): New fucntion.
912 (decl_function_context): Use it.
913 * toplev.c (rest_of_compilation): Use get_containing_scope.
915 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
917 * Makefile.in (rtl.o): Depend on toplev.h.
919 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
921 * cse.c (delete_trivially_dead_insns): Replace alloca with
923 * except.c (update_rethrow_references): Likewise.
924 (init_eh_nesting_info): Likewise.
925 * function.c (identify_blocks): Likewise.
926 * gcse.c (dump_hash_table): Likewise.
927 * graph.c (print_rtl_graph_with_bb): Likewise.
928 * loop.c (combine_movables): Likewise.
929 (move_movables): Likewise.
930 (count_loop_regs_set): Likewise.
931 (strength_reduce): Likewise.
932 * profile.c (compute_branch_probabilities): New function, split
934 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
935 * regclass.c (regclass): Likewise.
936 * regmove.c (regmove_optimize): Likewise.
937 * toplev.c (compile_file): Likewise.
938 (main): Don't mess with the stack rlimit.
940 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
942 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
943 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
945 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
947 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
949 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
951 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
952 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
955 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
957 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
959 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
961 * gcse.c (post_dominators): Kill.
962 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
963 (compute_code_hoist_data): Use compute_flow_dominators. Do not
964 pass in a pdom array since we do not need pdoms.
965 * haifa-sched.c (schedule_insns): Similarly.
966 * flow.c (compute_dominators): Remove dead function.
967 (compute_flow_dominators): Do not compute doms or pdoms if the
968 caller does not request them. Split up loop to build doms and
969 pdoms. Use a worklist to compute doms and pdoms.
970 * basic-block.h (compute_dominators): Remove prototype.
972 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
974 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
975 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
976 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
977 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
978 (cant_move, fed_by_spec_load, is_load_insn): Remove.
979 (schedule_region): Remove unused variable.
980 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
982 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
984 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
985 (update_equiv_regs): Likewise.
986 (block_alloc): Likewise.
987 * reg-stack.c (reg_to_stack): Likewise.
988 (convert_regs_2): Likewise.
989 * reload1.c (reload_as_needed): Likewise.
991 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
993 * Makefile.in (dbxout.o): Depend on ggc.h.
994 (dwarf2out.o): Likewise.
995 (xcoffout.o): Likewise.
996 * dbxout.c: Include ggc.h.
997 (dbxout_init): Register lastfile as a root.
998 * dwarf2out.c: Include ggc.h.
999 (dwarf2out_line): Register lastfile as a root.
1000 * xcoffout.c: Include ggc.h.
1001 (xcoffout_source_line): Register xcoff_lastfile as a root.
1003 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
1005 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
1007 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
1009 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
1011 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1013 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1015 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
1016 (EXECUTE_IF_CONFLICT): Likewise.
1017 (ALLOCNO_LIVE_P): Avoid signed division.
1018 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
1019 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
1020 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
1022 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
1024 * haifa-sched.c (schedule_block): Don't crash if there's no
1025 next insn for an interblock movement.
1026 (add_branch_dependences): Don't allow clobber insns to move either.
1028 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
1030 * i386.c (split_xf): New.
1031 * i386-protos.h: Declare it.
1032 * i386.md (movxf_1): Add general regs alternatives.
1033 (movxf_1+1): New splitter for same.
1035 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
1037 * function.c (purge_addressof_1): Add missing return values.
1039 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
1041 * function.c (is_addressof): New function. Returns true if
1042 the given piece of RTL is an ADDRESSOF.
1043 (purge_addressof_1): Make boolean. Return false if the
1044 ADDRESSOFs could not be purged.
1045 (purge_addressof): If ADDRESSOFs could not be purged from the
1046 notes attached to an insn, remove the offending note(s),
1047 unless they are attached to a libcall.
1049 1999-11-05 Andreas Jaeger <aj@suse.de>
1051 * genoutput.c (null_operand =): Initialize all fields.
1053 * errors.h: Add extern to prototypes.
1055 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
1057 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
1058 * configure: Rebuilt.
1060 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1062 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
1063 (mirror_conflicts): New function.
1064 (global_alloc): Call it.
1065 (expand_preferences): Remove redundant CONFLICTP test.
1066 (find_reg, dump_conflicts): Likewise.
1067 (prune_preferences): Process conflicts one word at a time.
1069 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
1071 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
1072 instead of an explicit loop.
1074 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
1076 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
1077 if REG_RETVAL check succeeds, then put classp in src_elt.
1079 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
1081 * function.c (pad_to_arg_alignment): Only update argument_pad
1082 if the argument's alignment is greater than STACK_BOUNDARY.
1084 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
1086 * bitmap.h (BITMAP_XFREE): New.
1087 * flow.c (life_analysis): Use it.
1088 (life_analysis_1): Free blocks.
1090 * combine.c (undo_commit): New.
1091 (try_combine): Use it. Don't zap undobuf.undos.
1092 (combine_instructions): Don't zap undobuf.undos; free the
1095 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
1097 * stmt.c (cost_table_): New.
1098 (estimate_case_costs): Use it instead of xmalloc.
1100 * toplev.c (compile_file): Reuse dumpname memory instead
1103 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
1105 * reg-stack.c (convert_regs_1): Initialize target_stack->top
1106 after verifying an EH edge.
1108 * haifa-sched.c (init_rgn_data_dependences): Correctly
1109 size bb_pending_lists_length when zeroing.
1111 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
1113 * function.c (diddle_return_value): New.
1114 (expand_function_end): Use it.
1115 * stmt.c (expand_null_return): Likewise.
1116 (expand_value_return): Likewise.
1118 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
1120 * reload1.c (reload): Don't remove return value clobbers.
1122 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
1124 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
1126 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
1128 * cse.c (cse_main): Use xmalloc, not alloca.
1129 (cse_basic_block): Likewise.
1130 * local-alloc.c (local_alloc): Likewise.
1132 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
1133 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1135 * rtl.c: Include toplev.h.
1136 (fatal): Remove declaration.
1138 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
1140 * haifa-sched.c (schedule_block): Fix thinko.
1142 1999-11-03 James McKelvey <mckelvey@fafnir.com>
1144 * fixinc/fixincl.c(create_file): Allow for systems that do not have
1145 S_IR* defined values
1147 1999-11-03 Philippe De Muyter <phdm@macqel.be>
1149 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
1150 call `malloc' instead.
1152 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
1154 * flags.h (flag_renumber_insns): Declare.
1155 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
1157 * rtl.h (renumber_insns): Change prototype.
1158 * toplev.c (flag_renumber_insns): Define.
1159 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
1161 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
1163 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
1164 and fpsqrtd. Use them and create fdiv function unit to more
1165 accurately represent fpu sqrt pipeline semantics on UltraSparc.
1166 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
1168 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
1170 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
1172 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
1173 insn into ready list, do not use just a raw swap.
1175 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
1177 * rtl.h (renumber_insns): New function.
1178 (remove_unnecessary_notes): Likewise.
1179 * emit-rtl.c (renumber_insns): Define.
1180 (remove_unncessary_notes): Likewise.
1181 * toplev.c (rest_of_compilation): Remove dead code.
1182 Use renumber_insns and remove_unncessary_notes.
1184 * gcse.c (struct null_pointer_info): New type.
1185 (get_bitmap_width): New function.
1186 (current_block): Remove.
1187 (nonnull_local): Likewise.
1188 (nonnull_killed): Likewise.
1189 (invalidate_nonnull_info): Take a null_pointer_info as input.
1190 (delete_null_pointer_checks_1): New function.
1191 (delete_null_pointer_checks): Use it.
1193 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
1194 (split_edges): Likewise.
1195 (schedule_block): Likewise.
1196 (compute_block_backward_dependencies): Likewise.
1197 (schedule_region): Likewise.
1198 (schedule_insns): Likewise.
1200 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
1202 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
1203 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
1204 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
1205 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
1206 * jump.c (delete_unreferenced_labels): Don't delete if
1207 LABEL_ALTERNATE_NAME is set.
1208 * print-rtl.c (print_rtx): Dump alternate name.
1209 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
1210 * rtl.h (LABEL_ALTERNATE_NAME): Define.
1211 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
1212 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
1214 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1216 * fix-header.c (recognized_extern, recognized_function): Constify
1219 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
1220 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
1221 (compute_available): Remove unused variable `last'.
1222 (compute_nearerout): Remove unused variable `temp_bitmap'.
1223 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
1224 Remove unused variable `x'.
1226 * scan.h (recognized_function, recognized_extern): Constify a
1229 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
1231 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1233 * varasm.c (decode_rtx_const): Use XSTR to access the string
1236 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
1238 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
1240 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1242 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
1244 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
1246 * pa.c (ireg_operand): New function.
1247 * pa.h (PREDICATE_CODES): Handle ireg_operand.
1248 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
1249 Fix out of date comment.
1251 * pa.md (negdi2): Turn into expander + anonymous pattern.
1253 * reload.c (find_reloads): Fix typos in recent change.
1255 * dwarf2out.c: Do not include ctype.h.
1257 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1259 * regclass.c (record_reg_classes): Always use may_move_cost when
1260 seeing how operand fits with various register classes.
1262 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
1264 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
1265 * toplev.c: Revert Nov 1 13:22 change.
1267 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
1269 * config/pa/pa.md (height reduction patterns): Add checks for
1270 overlapping operands to avoid semantic-destroying splits for
1271 height reduction patterns.
1273 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1275 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
1276 have been an hyphen, fixed.
1277 * configure: Rebuilt.
1279 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
1281 * config/arm/tpe.h: Add prototypes for exported functions.
1282 * config/arm/pe.c: Fix compile time warnings.
1283 * config/arm/semi.h: Fix compile time warnings.
1284 * config/arm/arm.c: Fix compile time warnings.
1285 * config/arm/arm.h: Fix compile time warnings.
1286 * config/arm/arm.md: Fix compile time warnings.
1287 * config/arm/thumb.c: Fix compile time warnings.
1288 * config/arm/thumb.h: Fix compile time warnings.
1289 * config/arm/thumb.md: Fix compile time warnings.
1291 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
1293 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
1296 * unroll.c (unroll_loop): Remove LOOP notes when loop is
1297 completely unrolled.
1299 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1301 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
1303 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
1305 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
1306 * rtl.h (rtx_equal_p): Move prototype.
1307 * rtl.c (rtx_equal_function_value_matters): Move from
1309 (rtx_equal_p): Likewise.
1310 * rtlanal.c (rtx_equal_function_value_matters): Delete.
1311 (rtx_equal_p): Likewise.
1313 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1315 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
1318 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
1320 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
1322 * pa.h (ADDR_VEC_ALIGN): Define.
1324 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
1325 notes when presented with "if (foo) break; end_of_loop" and
1326 the break sequence gets moved out of the loop.
1328 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
1329 Remove explicit zero initializations of entries within MAP.
1331 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
1333 * reg-stack.c (convert_regs_1): Handle EH edges specially.
1335 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
1337 * bitmap.h (BITMAP_XMALLOC): New macro.
1338 * flow.c (CLEAN_ALLOCA): Remove.
1339 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
1340 (life_analysis): Likewise.
1341 (update_life_info): Don't use CLEAN_ALLOCA.
1342 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
1343 (calculate_global_regs_live): Likewise.
1344 (print_rtl_with_bb): Likewise.
1345 (verify_flow_info): Likewise.
1346 * global.c (global_alloc): Likewise.
1347 (global_conflicts): Likewise.
1348 * integrate.c (save_for_inline_nocopy): Likewise.
1349 (expand_inline_function): Likewise.
1350 * jump.c (jump_optimize_1): Likewise.
1351 (duplicate_loop_exit_test): Likewise.
1352 (thread_jumps): Likewise.
1353 * loop.c (loop_optimize): Likewise.
1354 (combine_givs): Likewise.
1355 (recombine_givs): Likewise.
1356 * reorg.c (dbr_schedule): Likewise.
1357 * unroll.c (unroll_loop): Likewise.
1359 * combine.c (combine_instructions): Use xmalloc instead of alloca.
1361 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
1363 * toplev.c (rest_of_compilation): Don't optimize the CFG
1364 when rebuilding, just before dbr.
1366 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1368 * output.h (assemble_end_function, assemble_destructor,
1369 assemble_constructor, assemble_gc_entry, assemble_global,
1370 assemble_label, output_constant_pool) Constify a char*.
1372 * varasm.c (assemble_destructor, assemble_constructor,
1373 assemble_gc_entry, assemble_end_function, assemble_global,
1374 assemble_label, output_constant_pool): Likewise.
1376 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
1378 * config/arm/thumb.c (thumb_expand_prologue): Add comments
1379 explaining what is goin on in this function.
1381 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1383 * regclass.c (record_reg_classes): In matching case, recompute
1384 costs since the direction of movement is different.
1386 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
1388 * resource.c (mark_target_live_regs): For unconditional branches,
1389 the resources found at the branch target should be added to the
1390 resources found so far, not intersected.
1392 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
1394 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
1396 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
1397 (sys/mman.h): Include this file only if #HAVE_MMAP.
1398 (run_compiles): Initialize `esac_fmt' with one old KR string, not
1399 with automatically concatenated ANSI strings.
1401 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
1403 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
1404 (DIV_ROUND_UP): Robustify.
1405 (ggc_recalculate_in_use_p): New function.
1406 (release_pages): Don't inline it.
1407 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
1409 (ggc_pop_context): Use ggc_recalculate_in_use_p.
1410 (clear_marks): Always save in_use_p.
1411 (sweep_pages): Use ggc_recalculate_in_use_p.
1412 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
1413 Release pages before counting statistics.
1415 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
1417 * toplev.c (rest_of_compilation): Fix thinko in this change:
1419 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1421 (rest_of_compilation): If inside an inlined external function,
1422 pretend we are just being declared.
1424 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
1426 * flow.c (calculate_global_regs_live): Fix thinko.
1428 * integrate.c (expand_inline_function): Fix bugs in previous
1429 change from Oct 28, 1999.
1431 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
1433 * stmt.c (expand_value_return): Fix typo in this change:
1435 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1436 (expand_value_return): Correctly convert VAL when promoting function
1437 return; support RETURN_REG being a PARALLEL.
1439 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
1441 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
1443 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1445 * hard-reg-set.h (reg_names): Constify a char*.
1447 * regclass.c (reg_names): Likewise.
1449 * regs.h (reg_names): Likewise
1451 * a29k/a29k.c (reg_names): Delete declaration.
1453 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
1455 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
1456 arc_output_function_epilogue): Likewise.
1458 * elxsi/elxsi.c (reg_names): Likewise.
1460 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
1462 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
1465 * m88k/m88k.c (output_function_profiler): Likewise.
1467 * sparc/sparc.c (sparc_flat_output_function_prologue,
1468 sparc_flat_output_function_epilogue): Likewise.
1470 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
1472 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
1473 warning from -Wuninitialized and put it under -W.
1474 * function.c (uninitialized_vars_warning): Warn only when the
1475 corresponding flag is set.
1477 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
1479 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
1480 is nonzero and the single set does not have an elt, then assign
1483 * simplify-rtx.c: New file.
1484 * Makefile.in (OBJS): Add simplify-rtx.o
1485 (simplify-rtx.o): Add dependencies.
1486 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
1487 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
1488 (cse_gen_binary, simplify_unary_operation): Delete.
1489 (simplify_binary_operation, simplify_plus_minus): Likewise.
1490 (check_fold_consts, simplify_relation_operation): Likewise.
1491 (simplify_ternary_operation): Likewise.
1492 (delete_trivially_dead_insns): Simplify the contents of the
1493 REG_EQUAL note before trying to substitute it into the source
1494 of the reg-reg copy at the end of a libcall sequence.
1496 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
1497 references/callers changed.
1499 * mn10200.c (mn10200_va_arg): Force the return value into a
1502 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
1504 * cccp.c (macroexpand): Avoid out of range accesses for omitted
1507 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
1509 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
1511 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
1513 * fold-const.c (fold): Fix thinko when optimizing comparisons
1516 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
1518 * gcc.texi (Passes): Update front-end files to their current
1521 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
1523 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
1524 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1525 (PREDICATE_CODES): Add addition_operation.
1526 * alpha-protos.h (addition_operation): Declare.
1527 (secondary_reload_class): Likewise.
1528 * alpha.c (addition_operation): New.
1529 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
1530 * alpha.md (adddi3): Turn into expander.
1531 (*lda, *adddi_2): New.
1532 (movsf, movdf patterns): Don't preference integer regs.
1533 (movsi, movdi patterns): Don't preference fp regs.
1535 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
1537 * genrecog.c (write_switch): Check for duplicate CODE cases.
1539 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
1541 * ggc-common.c: Update pre-function commentary.
1542 * ggc-page.c: Likewise.
1544 (poison_pages): Use memset directly.
1545 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
1546 (ggc_collect): Poison before sweeping.
1547 * ggc-simple.c: Update pre-function commentary.
1548 (ggc_alloc_obj): Poison non-zeroed memory.
1550 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
1552 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
1553 match format string, even on 64-bit hosts.
1554 * gcc-page.c (ggc_page_print_statistics): Likewise.
1556 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
1558 * config/i386/i386.c (ix86_cpu): Revert last patch.
1559 * config/i386/i386.h (ix86_cpu): Ditto.
1561 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
1563 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
1564 TYPE_SIZE, convert type of result to sizetype.
1566 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
1568 * flow.c (count_or_remove_death_notes): Equate NULL with the
1571 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
1572 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1575 * i386.c (pic_label_no): Delete.
1576 (ix86_attr_length_default): Don't use single_set to peek
1579 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1580 the first insn after bb->end.
1581 * i386.md (push mem peeps): Scratch is live after evaluation
1583 (cmp mem peep): Similarly.
1585 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1587 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1588 * function.c (pad_to_arg_alignment): Add missing braces.
1590 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1592 * alpha/alpha-protos.h (literal_section): Add prototype.
1593 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1596 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1598 (alpha_start_function, alpha_end_function, float_strings,
1599 alpha_need_linkage): Constify a char*
1601 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1603 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1605 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1607 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1609 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1611 * flow.c (debug_flow_info): Add prototype.
1613 * gcc.c (main): Likewise.
1615 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1618 * reload1.c (failed_reload, set_reload_reg): Likewise.
1620 * mips-tfile.c (main): Likewise.
1621 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1622 with ATTRIBUTE_NORETURN.
1624 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1626 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1627 DECL is not a memory ref.
1629 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1631 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1632 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1634 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1636 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1637 * config/mips/elf64.h: ditto.
1639 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1641 * expr.c (emit_push_insn): New argument alignment_pad.
1642 Update all callers. Adjust stack pointer based on alignment pad.
1643 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1644 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1645 (locate_and_pad_parm): New argument alignment_pad. Update all
1647 * expr.h (emit_push_insn): Update prototype.
1648 (locate_and_pad_parm): Update prototype.
1649 * calls.c (arg_data): Add new field alignment_pad.
1650 (initialize_argument_information): Initialize alignment_pad.
1652 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1654 * except.c (free_eh_nesting_info): Free the info itself.
1655 * function.c (free_after_compilation): Don't free NULL.
1656 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1657 (pre_edge_insert): Free inserted.
1658 * stmt.c (free_stmt_status): Don't free NULL.
1660 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1662 * gcov.c (DIR_SEPARATOR): Provide default.
1663 (output_data): Add test for MS-DOS format absolute filename.
1664 (fancy_abort): Correct program name.
1665 (open_files): Open all files in binary mode.
1666 * libgcc2.c (__bb_exit_func): Likewise.
1668 * profile.c (init_branch_prob): Specify binary when opening files.
1670 * flags.h (flag_unwind_tables): New decl.
1671 * toplev.c (flag_unwind_table): New definition.
1672 (f_options): Add -funwind-tables.
1673 (decode_g_option): Clarify warning when unknown -g option is given.
1674 (rest_of_compilation): If inside an inlined external function,
1675 pretend we are just being declared.
1677 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1678 (dwarf2out_frame_finish): Likewise.
1680 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1682 * fold-const.c (merge_ranges): In not in0, but in1, handle
1683 upper bounds equal like subset case.
1685 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1687 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1688 passed in a register but moved to the stack.
1690 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1692 * gcc.c (pass_exit_codes, greatest_status): New variables.
1693 (struct option_map): Add entry for "--pass-exit-codes".
1694 (execute): Update greatest_status if error.
1695 (display_help): Add documentation for -pass-exit-codes.
1696 (process_command): Handle -pass-exit-codes.
1697 (main): Look at pass_exit_codes and greatest_status on call to exit.
1699 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1701 * reload.c (find_reloads): Refine test for no input reload
1702 case to not includes reloads emitted after insn.
1704 * function.c (find_temp_slots_from_address): Handle sum involving
1705 a register that points to a temp slot.
1706 (update_temp_slot_address): Make recursive call if both old and
1707 new are PLUS with a common operand.
1708 * calls.c (expand_call): Mark temp slot for result as having
1711 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1713 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1714 component as well as "BINUTILS".
1716 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1717 * integrate.c (copy_rtx_and_substitute): Likewise.
1718 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1719 All callers changed.
1720 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1722 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1723 gdb extensions, write size of type; also be more consistent
1724 in using references when this is a subtype.
1726 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1727 that is out of range.
1729 * loop.c (unknown_constant_address_altered): New variable.
1730 (prescan_loop): Initialize it.
1731 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1732 (invariant_p, case MEM): Remove handling for volatile and readony;
1733 check new variable if readonly.
1734 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1736 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1737 (addr_affects_sp_p): Removed from note_mem_written and only
1738 define #ifdef AUTO_INC_DEC.
1740 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1742 * regclass.c (record_reg_classes): Properly handle register move
1745 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1746 Don't think valid if both operands are invalid.
1747 (struct constant_descriptor): New field RTL.
1748 (mark_const_hash_entry): Mark it.
1749 (record_constant{,_rtx}): Initialize it.
1750 (output_constant_def): Allocate RTL in permanent obstack and
1752 ({record,compare}_constant_1): Modes must match for
1753 CONSTRUCTOR of ARRAY_TYPE.
1755 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1756 * output.h (initializer_constant_valid_p): Move decl to here.
1757 * c-common.c (initializer_constant_valid_p): Delete function from here.
1758 * varasm.c (initializer_constant_valid_p): Move function to here.
1760 * tree.h (STRIP_SIGN_NOPS): New macro.
1761 * fold-const.c (optimize_minmax_comparison): New function.
1762 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1763 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1764 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1765 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1766 widening conversions.
1767 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1768 to look at size of mode, not precision of type; also add missing cases.
1769 (optimize_bit_field_compare, decode_field_reference): Don't try to
1770 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1772 * dwarf2out.c (ctype.h): Include.
1773 (dwarf2out_set_demangle_name_func): New function.
1774 (size_of_line_info): Deleted.
1775 (output_line_info): Compute size of line info table from difference
1777 (base_type_die, add_name_attribute): Call demangle function, if any.
1778 (field_byte_offset): Use bits per word for variable length fields.
1779 (gen_array_type_die): Add array name.
1780 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1781 (dwarf2out_add_library_unit_info): New function.
1783 * explow.c (set_stack_check_libfunc): New function.
1784 (stack_check_libfunc): New static variable.
1785 (probe_stack_range): Allow front-end to set up a libfunc to call.
1787 * combine.c (simplify_comparison): When making comparison in wider
1788 mode, check for having commuted an AND and a SUBREG.
1789 (contains_muldiv): New function.
1790 (try_combine): Call it when dividing a PARALLEL.
1791 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1792 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1794 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1795 use one of the CLOBBERs instead.
1796 (if_then_else_cond): If comparing against zero, just return thing
1799 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1800 Don't generate shifts and subtract if have conditional arithmetic.
1802 * rtl.h (delete_barrier): New declaration.
1803 * jump.c (jump_optimize): Set up to handle conditional call.
1804 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1805 (delete_barrier): New function.
1807 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1809 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1811 * tree.c (build_type_attribute_variant): Push to obstack of
1812 ttype around type_hash_canon call.
1814 * expr.c (placeholder_list): Move decl to file scope.
1815 (expand_expr): Don't force access to volatile just because its
1817 If ignoring reference operations, just expand the operands.
1818 (expand_expr, case COMPONENT_REF): Propagate
1819 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1820 Refine test for using bitfield operations vs pointer punning.
1821 (expand_expr, case CONVERT_EXPR): If converting to
1822 BLKmode UNION_TYPE from BLKmode, just return inner object.
1823 Use proper mode in store_field call.
1824 Properly set sizes of object to store and total size in store_field
1825 call for convert to union.
1826 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1827 memory (like for ADDR_EXPR). Also, don't put constant in register if
1828 we'll want it in memory.
1829 (readonly_fields_p): New function.
1830 (expand_expr, case INDIRECT_REF): Call it if LHS.
1831 (expand_assignment): Handle a RESULT_DECL where
1832 DECL_RTL is a PARALLEL.
1833 (do_jump, case WITH_RECORD_EXPR): New case.
1834 (get_inner_reference): Always go inside a CONVERT_EXPR
1835 and NOP_EXPR if both modes are the same.
1836 (store_field): Use bitfield operations if size of bitsize is not same
1837 as size of RHS's type.
1838 Check for bitpos not a multiple of alignment in BLKmode case.
1839 Do block move in largest possible alignment.
1840 (store_constructor): Set BITSIZE to -1 for variable size and properly
1841 in case of array of BLKmode.
1842 (expand_expr_unaligned): New function.
1843 (do_compare_and_jump): Call it.
1845 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1846 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1847 does not include 'o'.
1849 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1850 both SET_DEST and SET_SRC reference a virtual register.
1851 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1853 * integrate.c (expand_inline_function): Handle case of setting
1854 virtual stack vars register (from built in setjmp); when parameter
1855 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1856 (subst_constant): Add new parm, MEMONLY.
1857 (expand_inline_function, integrate_parm_decls): Pass new parm.
1858 (integrate_decl_tree): Likewise.
1859 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1860 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1861 (copy_rtx_and_substitute, case SET): Add explicit calls to
1862 copy_rtx_and_substitute for both sides.
1864 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1866 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1867 within INDEX_TYPE, instead of before.
1868 (fixup_gotos): Use f->target_rtl, not the next insn,
1869 since latter may be from a later fixup.
1870 (expand_value_return): Correctly convert VAL when promoting function
1871 return; support RETURN_REG being a PARALLEL.
1872 (expand_return): When checking for result in regs and having
1873 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1875 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1877 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1878 last_nominal_fname): Mark const.
1879 (struct include_hash: name, nshort, control_macro): Mark
1881 (struct macrodef: symnam): Mark const.
1882 (struct if_stack: fname): Mark const.
1883 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1884 (IStable): New character-syntax array which encompasses all
1885 the old is_foo arrays.
1886 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1887 is_space): New macros for interrogating IStable.
1888 (check_macro_name): Kill last argument. All callers changed.
1890 * cppinit.c (initialize_char_syntax): Delete.
1891 (is_idchar, is_idstart, is_hor_space, is_space,
1892 trigraph_table): Delete.
1893 (IStable): New. Initialize with clever macros to avoid
1894 information duplication.
1895 (builtin_array): Table of builtins to get rid of explicit list
1896 in initialize_builtins.
1897 (initialize_builtins): Use builtins_array.
1898 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1899 opts->dollars_in_ident.
1901 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1903 (cpp_parse_expr): Avoid 'format string is not constant'
1904 warning. Use ISGRAPH to identify printable chars.
1905 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1907 (read_and_prescan): Map trigraphs to chars with open-coded
1908 if-else-if-... sequence, not a lookup table.
1909 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1911 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1912 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1913 (check_macro_name): Remove ability to report an invalid
1914 assertion name, which is never used.
1915 (do_line): Constify a couple of char *'s.
1916 * cppmain.c (main): Call cpp_cleanup before returning.
1918 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1920 * ggc.h (struct ggc_statistics): New type.
1921 (ggc_get_size): New function.
1922 (ggc_print_statistics): Likewise.
1923 * ggc-common.c (ggc_stats): New variable.
1924 (ggc_mark_rtx_children): Keep statistics.
1925 (ggc_mark_tree_children): Likewise.
1926 (ggc_print_statistics): New function.
1927 * ggc-page.c (struct globals): Add bytes_mapped field.
1928 (alloc_anon): Update it.
1929 (release_pages): Likewise.
1930 (ggc_get_size): New function.
1931 (ggc_page_print_statistics): New function.
1932 * ggc-simple.c (ggc_get_size): New function.
1934 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1936 * flow.c (propagate_block): When the last reference to a label
1937 before an ADDR_VEC is deleted because the reference is a dead
1938 store, delete the ADDR_VEC.
1940 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1942 * resource.c (find_free_register): Don't use the frame pointer
1943 if frame_pointer_needed.
1945 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1947 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1948 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1950 * config/i960/i960.c (i960_va_start): New locals base, num.
1951 Use INDIRECT_REF instead of ARRAY_REF on valist.
1952 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1954 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1956 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1958 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1960 * tree.def (PLACEHOLDER_EXPR): Update comments.
1962 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1964 * c-common.c (check_format_info): Avoid non-literal format string
1965 warnings when `first_arg_num' is zero.
1967 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1969 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1971 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1973 * arm.md (casesi_insn): Add a clobber of the condition code
1976 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1978 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1979 used by both cc1 and cc1plus.
1981 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1983 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1984 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1985 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1986 to the value 32 if it has not already been defined.
1987 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1988 Override definition in arm.h with a value of 8.
1990 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1992 * c-pragma.c (push_alignment): Don't check the return value
1995 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1997 * sparc.h (ADJUST_COST): Fix thinko.
1999 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
2001 * cccp.c (rescan): Fixed obp pointer handling around call to
2002 check_expand subroutine.
2004 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
2006 * gcse.c (delete_null_pointer_checks): Only record non-null info
2007 for pseudos when examining stores.
2009 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
2010 splitters for these patterns. Use "#" for output templates.
2011 (addsi3_carryin_shift): New pattern.
2013 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
2015 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
2016 of the function return register into a plain REG until
2017 after function inlining is done.
2019 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
2021 * jump.c (jump_optimize_1): If we did cross-jumping, and
2022 the data will matter, rebuild the CFG.
2023 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
2024 not optimizing. Don't run shorten_branches.
2025 * toplev.c (rest_of_compilation): Run shorten_branches after
2028 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
2030 * rtl.h (note_stores): Add additional paramter.
2031 * rtlanal.c (reg_set_p_1): Take additional paramter.
2032 (reg_set_last_1): Likewise.
2033 (reg_set_p): Adjust call to note_stores.
2034 (reg_set_last): Likewise.
2035 (note_stores): Pass data parameter to worker function.
2036 * alias.c (record_set): Take additional parameter.
2037 (init_alias_analysis): Pass it.
2038 * caller-save.c (mark_set_regs): Take additional parameter.
2039 (save_call_clobbered_regs): Pass NULL to note_stores.
2040 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
2042 (record_dead_and_set_regs_1): Likewise.
2043 (reg_dead_at_p_1): Likewise.
2044 (combine_instructions): Adjust calls to note_stores.
2045 (try_combine): Likewise.
2046 (record_dead_insn): Remove.
2047 (record_dead_and_set_regs): Adjust calls to note_stores.
2048 (reg_dead_at_p): Likewise.
2049 * cse.c (invalidate_skipped_set): Take additional parameter.
2050 (cse_check_loop_start): Likewise.
2051 (cse_check_loop_start_value): Remove.
2052 (cse_set_around_loop): Adjust calls to note_stores.
2053 * flow.c (notice_stack_pointer_modification): Take additional
2054 parameter. Remove duplicate declaration.
2055 (record_volatile_insns): Adjust calls to note_stores.
2056 * gcse.c (record_set_info): Take additional parameter.
2057 (record_last_set_info): Likewise.
2058 (invalidate_nonnull_info): Likewise.
2059 (record_set_insn): Remove.
2060 (compute_sets): Adjust calls to note_stores.
2061 (last_set_insn): Remove.
2062 (compute_hash_table): Adjust calls to note_stores.
2063 (insert_insn_end_bb): Likewise.
2064 (delete_null_pointer_checks): Likewise.
2065 * global.c (mark_reg_store): Take additional parameter.
2066 (mark_reg_clobber): Likewise.
2067 (reg_becomes_live): Likewise.
2068 (global_conflicts): Adjust calls to note_stores.
2069 (build_insn_chain): Likewise.
2070 * integrate.c (note_modified_parmregs): Take additional parameter.
2071 (mark_stores): Likewise. Make it static.
2072 (save_for_inline_nocopy): Adjust calls to note_stores.
2073 (try_constants): Likewise.
2074 * integrate.h (mark_stores): Remove declaration.
2075 * jump.c (mark_modified_reg): Take additional parameter.
2076 (thread_jumps): Adjust calls to note_stores.
2077 * local-alloc.c (validate_equiv_mem_from_store): Take additional
2079 (no_equiv): Likewise.
2080 (reg_is_set): Likewise.
2081 (validate_equiv_mem): Adjust calls to note_stores.
2082 (update_equiv_regs): Likewise.
2083 (block_alloc): Likewise.
2084 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
2085 (note_addr_stored): Take additional parameter.
2086 (note_set_pseudo_multiple_uses): Likewise.
2087 (record_initial): Likewise.
2088 (prescan_loop): Adjust calls to note_stores.
2089 (strength_reduce): Likewise.
2090 (check_dbra_loop): Likewise.
2091 * regmove.c (flags_set_1): Take additional paramter.
2092 (mark_flags_life_zones): Adjust calls to note_stores.
2093 * reload1.c (mark_not_eliminable): Take additional parameter.
2094 (forget_old_reloads_1): Likewise.
2095 (reload_cse_invalidate_rtx): Likewise.
2096 (reload_cse_check_clobber): Likewise.
2097 (reload_combine_note_store): Likewise.
2098 (move2add_note_store): Likewise.
2099 (reload): Adjust calls to note_stores.
2100 (reload_as_needed): Likewise.
2101 (emit_reload_insns): Likewise.
2102 (reload_cse_regs_1): Likewise.
2103 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
2104 (reload_combine): Adjust calls to note_stores.
2105 * resource.c (update_live_status): Take additional paramter.
2106 (mark_target_live_regs): Adjust calls to note_stores.
2107 * stupid.c (find_clobbered_regs): Take additional parameter.
2108 (stupid_life_analysis): Adjust calls to note_stores.
2110 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
2112 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
2115 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
2118 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
2119 of the variable arm_structure_size_boundary.
2121 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
2123 * alias.c (init_alias_analysis): Allocate reg_known_value and
2124 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
2126 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
2127 * cse.c (cse_main): Call end_alias_analysis.
2128 * haifa-sched.c (schedule_insns): Likewise.
2129 * local-alloc. (update_equiv_regs): Likewise.
2130 * reload1.c (reload_cse_regs): Likewise.
2132 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2134 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
2135 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
2136 mapping from MASK_FPU.
2138 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
2140 * sparc.md (call): Don't bound structure return size to 0xfff.
2142 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
2144 * resource.c (mark_target_live_regs): Check that the target
2145 insn wasn't created after compute_bb_for_insn.
2147 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
2149 * ggc-page.c (poison_pages): Don't be overzealous.
2151 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
2153 * alias.c: Update comments for ADDRESS.
2154 (nonlocal_reference_p): Look inside the ADDRESS to determine if
2155 it is a local memory reference.
2157 * c-typeck.c (build_function_call): Check that the built-in
2158 function is of class BUILT_IN_NORMAL before trying to recongize
2160 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
2161 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
2163 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
2165 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
2167 (pre_gcse): Likewise.
2168 (hoist_expr_reaches_here_p): Likewise.
2169 (hoist_code): Likewise.
2170 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
2172 (pre_expr_reaches_here_p_work): ... here.
2173 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
2175 (expr_reaches_here_p_work): ... here.
2177 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
2179 * resource.c (find_basic_block): Delete.
2180 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
2181 (init_resource_info): Call compute_bb_for_insn.
2183 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
2185 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
2186 with already adjacent blocks, but no fallthru.
2187 (merge_blocks_move_successor_nojumps): Simplify.
2188 (debug_flow_info): New.
2190 * toplev.c (rest_of_compilation): Open jump1 dump file before
2191 jump and close after, as opposed to just using dump_rtl.
2193 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2195 * reload.h (earlyclobber_operand_p): Declare.
2196 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
2197 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2198 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
2199 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
2201 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
2202 Richard Henderson <rth@cygnus.com>
2204 * emit-rtl.c (emit_block_insn_before): New.
2205 (emit_block_insn_after): New.
2206 * basic-block.h: Declare them.
2208 * bitmap.h: Protect from multiple inclusion.
2210 * recog.c (scratch_operand): Handle VOIDmode correctly.
2212 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
2214 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
2215 * function.c (assign_parms): Likewise.
2216 * global.c (global_conflicts): Clarify STACK_REGS commentary.
2218 * reg-stack.c (max_uid): Remove.
2219 (blocks, block_begin, block_end, block_drops_in): Remove.
2220 (block_stack_in, block_out_reg_set, block_number): Remove.
2221 (struct block_info_def, BLOCK_INFO): New.
2222 (enum emit_where): New.
2223 (current_block): New.
2224 (BLOCK_NUM): Remove.
2225 (mark_regs_pat, record_label_references): Remove.
2226 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
2228 (goto_block_pat, print_blocks, dump_stack_info): Remove.
2229 (reg_to_stack): Simplified test for existance of fp code. Use
2230 flow.c code. Call shorten_branches after cross-jump opt.
2231 (check_asm_stack_operands): Renamed from record_asm_reg_life.
2232 Return false if the asm doesn't use stack regs. Don't do life
2233 analysis on the asm.
2234 (emit_pop_insn): Replace function pointer arg `when' with
2235 enum `where'. Update all callers.
2236 (change_stack): Likewise. Update basic block end.
2237 (emit_swap_insn): Use current_block->head to limit reverse search
2238 for start of block. Use emit_block_insn_after.
2239 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
2240 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
2241 structure assignment instead of bcopy.
2243 (convert_regs_entry, convert_regs_exit): New.
2244 (convert_regs_1, convert_regs_2): Split out from convert_regs.
2245 Work on basic blocks and the CFG.
2246 (convert_regs): Use them.
2248 * i386.c (output_fix_trunc): Remove code for DImode input operand
2249 not at top-of-stack.
2250 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
2252 (fix_truncdi_1): Allow any mode scratch.
2254 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
2256 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
2257 * linux.h, netbsd.h, vms.h: Not here.
2259 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
2261 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
2262 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
2263 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
2264 CONDITIONAL_REGISTER_USEAGE): Use them.
2265 * config/mips/mips.c (mips_move_1word,mips_move_2words,
2266 gen_conditional_branch,override_options) : Use them.
2267 * config/mips/mips.md : Use them.
2269 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
2271 * i386.md (zero_extendqihi2): Use SImode register name with andl.
2273 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
2275 * integrate.c (function_cannot_inline_p): Don't allow inlining
2278 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2280 * c-parse.in (cast_expr): Constify.
2282 * cccp.c (special_symbol): Likewise.
2284 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
2286 * dwarf2out.c (base_type_die): Likewise.
2288 * global.c (allocno_compare): Likewise.
2290 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
2292 * regclass.c (fix_register): Likewise.
2294 * rtl.h (fix_register): Likewise.
2296 * stupid.c (stupid_reg_compare): Likewise.
2298 * toplev.c (decode_f_option): Likewise.
2300 * tree.c (build_complex_type): Likewise.
2302 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
2304 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
2306 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2308 * reload.c (find_reloads): Compute mode and nregs fields of all
2310 * reload1.c (calculate_needs_all_insns): Simplify a bit.
2311 (calculate_needs): Use precomputed mode/nregs values.
2312 (allocate_reload_reg): Likewise.
2314 (failed_reload, set_reload_reg): ... new functions.
2315 (choose_reload_regs_init): New function, mostly broken out from...
2316 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
2317 Also lose one #if 0 block.
2319 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
2321 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
2324 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
2326 * tree.h (BLOCK_TYPE_TAGS): Remove.
2327 (BLOCK_END_NOTE): Likewise.
2328 (BLOCK_LIVE_RANGE_FLAG): Likewise.
2329 (BLOCK_LIVE_RANGE_START): Likewise.
2330 (BLOCK_LIVE_RANGE_END): Likewise.
2331 (tree_block): Remove live_range_flag, live_range_var_flag, and
2332 type_tags. Remove end_note, live_range_start, and live_range_end.
2333 (remember_end_note): Remove prototype.
2334 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
2335 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
2337 * ggc-common.c (ggc_mark_tree_children): Don't mark
2338 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
2339 * integrate.c (adjust_copied_decl_tree): Remove.
2340 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
2341 * stmt.c (last_block_end_note): Remove.
2342 (init_stmt): Don't add a GC root for it.
2343 (expand_fixup): Don't set it.
2344 (remember_end_note): Remove.
2345 (expand_end_bindings): Don't set last_block_end_note.
2347 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2349 * reload1.c (reload_reg_free_for_value_p): Show
2350 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
2353 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
2355 * expmed.c (extract_bit_field): Allow for the case of non-integer
2356 objects that are smaller than a word (like SFmode on a 64-bit
2359 * loop.c (basic_induction_var): A non-integer variable which is
2360 being set by a paradoxical subreg is probably not a biv.
2362 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2364 * prefix.c (translate_name) Check for empty prefix string.
2366 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
2368 * Makefile.in (CPP_CROSS_NAME): New variable.
2369 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
2371 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
2372 names of the files to be uninstalled.
2374 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
2376 * collect2.c (IS_DIR_SEPARATOR): Define.
2377 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
2379 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
2382 * haifa-sched.c (add_dependence): Update the true dependency
2383 cache the first time we add a true dependence to the LOG_LINKS chain.
2385 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
2387 * fold-const.c (fold): Fix comment.
2389 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2391 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
2392 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
2393 dbxout_start_new_source_file, dbxout_source_file,
2394 dbxout_source_line, dbxout_finish, dbxout_type_fields,
2395 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
2397 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
2398 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
2399 (dbxout_block): Initialize variable `blocknum'.
2401 * dbxout.h (dbxout_init, dbxout_finish,
2402 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
2403 dbxout_args, dbxout_source_line): Constify a char*.
2405 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
2406 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
2407 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
2408 low_pc_attribute, high_pc_attribute, body_begin_attribute,
2409 body_end_attribute, comp_dir_attribute, sf_names_attribute,
2410 src_info_attribute, mac_info_attribute, producer_attribute,
2411 lookup_filename, generate_macinfo_entry, fundamental_type_code,
2412 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
2413 dwarfout_undef): Constify a char*.
2414 (add_incomplete_type, retry_incomplete_types): Add prototypes.
2416 * dwarfout.h (dwarfout_define, dwarfout_undef,
2417 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
2419 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
2421 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
2422 (MULTILIB_ISA_DEFAULT): New.
2423 (MULTILIB_DEFAULTS): Use it.
2424 * config/mips/mips.c (): Remove the now unnecessary definition
2425 of MIPS_ISA_DEFAULT.
2426 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
2427 unnecessary definition.
2429 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
2431 * arm.md (pic_load_addr): Add constraints to operand 1.
2433 1999-10-25 Bruce Korb <autogen@linuxbox.com>
2435 * fixinc/genfixes: Provide a means for specifying -D options to
2438 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
2440 * arm.c (arm_override_options): Correct initialization of
2441 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
2442 arm_is_strong, and arm_is_6_or_7.
2444 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
2445 (note_set_pseudo_multiple_uses): New function.
2446 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
2447 if a pseudo set in the loop exit is used elsewhere.
2449 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
2451 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
2453 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
2455 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
2456 a single load-address pattern.
2458 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
2460 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
2461 depending on whether or not line-number notes are present.
2463 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2465 * cccp.c (progname, file_buf, default_include, include_file,
2466 macrodef, definition, hashval, wchar_type, user_label_prefix,
2467 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
2468 expand_to_temp_buffer, is_system_include, base_name,
2469 absolute_filename, read_name_map, open_include_file,
2470 record_control_macro, check_precompiled, check_preconditions,
2471 pcfinclude, pass_thru_directive, create_definition,
2472 check_macro_name, comp_def_part, collect_expansion,
2473 check_assertion, read_token_list, assertion_install,
2474 assertion_lookup, eval_if_expression, conditional_skip,
2475 validate_else, skip_quoted_string, quote_string, macarg1,
2476 error_from_errno, install, lookup, hashf, dump_defn_1,
2477 perror_with_name, pfatal_with_name, main, trigraph_pcp,
2478 check_white_space, rescan, handle_directive, monthnames,
2479 special_symbol, do_include, remap_include_file, write_output,
2480 arglist, do_assert, do_unassert, do_line, do_error, do_once,
2481 do_ident, do_sccs, do_xifdef, skip_if_group,
2482 output_line_directive, macroexpand, macarg, change_newlines,
2483 initialize_builtins, make_definition): Constify a char*.
2485 * pcp.h (stringdef): Likewise.
2487 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
2489 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
2492 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
2493 Richard Henderson <rth@cygnus.com>
2495 * alias.c: Include ggc.h.
2496 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
2497 (record_set): Verify enough room in reg_base_value.
2498 (init_alias_analysis): Allocate reg_base_value with xcalloc.
2499 Register it as a GC root.
2500 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
2501 * Makefile.in (alias.o): Depend on ggc.h.
2503 * unroll.c (unroll_loop): Verify the insn before a barrier
2504 is a JUMP_INSN before checking JUMP_LABEL.
2506 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2508 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
2509 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
2510 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
2511 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
2512 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
2513 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
2515 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2517 * output.h (ctors_section, dtors_section, bss_section): Prototype.
2519 * alpha/alpha-interix.h (text_section): Delete prototype.
2520 * alpha/elf.h (text_section): Likewise.
2521 * arm/linux-elf.h (text_section): Likewise.
2522 * arm/linux-telf.h (text_section): Likewise.
2523 * c4x/c4x.h (text_section): Likewise.
2524 * dsp16xx/dsp16xx.h (bss_section): Likewise.
2525 * elfos.h (text_section): Likewise.
2526 * i386/aix386ng.h (text_section): Likewise.
2527 * i386/i386-interix.h (text_section): Likewise.
2528 * i386/sco5.h (text_section): Likewise.
2529 * i386/svr3gas.h (text_section): Likewise.
2530 * nextstep.h (text_section): Likewise.
2531 * psos.h (text_section): Likewise.
2532 * ptx4.h (text_section): Likewise.
2533 * svr3.h (text_section): Likewise.
2534 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
2536 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2538 * final.c (peephole): Delete prototype.
2540 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
2541 (pre_insert_copies): Remove unused variable `bb'.
2543 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
2546 * output.h (peephole): Add prototype.
2548 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
2550 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
2553 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
2555 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
2556 for inlined declarations.
2558 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
2560 * arm.c (logical_binary_operator): New fucntion.
2561 * arm.h (logical_binary_operator): Declare it.
2562 (PREDICATE_CODES): Handle logical_binary_operator.
2563 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
2564 output constraints. Add appropriate splitters.
2565 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
2566 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
2567 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
2569 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2571 * genoutput.c (struct operand_data): New elt eliminable.
2572 (output_operand_data): Write it.
2573 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
2574 (compare_operands): Take it into account.
2575 * recog.h (struct insn_operand_data): New elt eliminable.
2576 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2578 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2579 (eliminate_regs): Move code that detects changes to elimination
2580 target regs into new function elimination_effects.
2581 Delete one #if 0 block.
2582 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2583 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2584 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2585 Only call eliminate_regs for real operands of the insn, not for parts
2586 of its structure or parts matched by things like match_operator.
2587 Use elimination_effects and check_eliminable_occurrences. Use
2588 copy_insn to duplicate the pattern when not in the final pass.
2590 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2592 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2595 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2597 * fixinc/README: document the "mach" machine matching test
2598 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2599 * fixinc/fixtests.c: Implement the #else/#endif label test
2600 * fixinc/inclhack.def: utilize these tests and fixes
2601 * fixinc/inclhack.sh: regen
2602 * fixinc/fixincl.x: regen
2603 * fixinc/fixincl.sh: regen
2605 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2607 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2610 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2612 * gcc.1: Document exit codes.
2614 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2616 * calls.c: Include tm_p.h later, so everything we need is defined.
2618 * function.c: Likewise.
2620 * except.c: Include tm_p.h.
2622 * sparc.c: Likewise.
2623 (dwarf2out_cfi_label): Don't prototype.
2624 (check_return_regs, epilogue_renumber,
2625 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2626 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2627 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2628 ultra_schedule_insn): Add static prototype.
2629 (data_segment_operand, text_segment_operand): Call itself with the
2630 proper number of arguments.
2631 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2633 * sparc.h: Move all declarations to sparc-protos.h.
2634 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2637 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2639 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2641 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2642 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2643 ASM_OUTPUT_ASCII): Constify a char*.
2645 * sparc-protos.h: New file for sparc prototypes.
2647 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2649 * function.c (record_insns, contains): Always declare and define.
2650 (record_insns): Mark with ATTRIBUTE_UNUSED.
2652 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2654 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2655 to .section when outputting a .bss section to deal with multiple
2656 .bss input sections (as happens with -fdata-sections)
2657 Also output %progbits, not @progbits so the assembler doesn't treat as
2659 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2661 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2662 thumb parts even when building with non-thumb CPUs, by forcing
2665 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2667 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2668 (movdf_const_intreg_sp64): Similarly.
2670 * local-alloc.c (update_equiv_regs): Check the correct insn
2671 for pre-existing REG_EQUIV notes.
2673 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2675 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2676 block reached by a branch if we're not going to actually process
2679 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2681 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2682 a local extern function declaration.
2684 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2686 * i386.c (ix86_expand_prologue): Properly wrap USE around
2687 reg for CALL_INSN_FUNCTION_USAGE.
2689 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2691 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2692 move between GP_REGs.
2694 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2696 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2697 the mode size when finding out if an offset is legal.
2699 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2701 * basic-block.h (PROP_*): Move constants from ...
2703 (compute_bb_for_insn): Free the array before reallocating.
2704 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2705 (allocate_reg_life_data): Reset all reg variables collected by
2707 (get_block_head_tail): Don't convert from bb to block.
2708 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2709 (find_insn_reg_weight): Take block not bb.
2710 (schedule_block): Don't set block num for moved insns.
2711 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2712 (schedule_insns): Do it here instead.
2713 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2714 before update_life_info.
2715 * recog.c (split_all_insns, peephole2_optimize): Update for
2716 new arg to update_life_info.
2717 * rtlanal.c (remove_note): Cope with NULL note.
2718 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2721 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2723 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2725 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2726 block records so that merge_blocks_nomove will clean up correctly.
2727 (split_edge): Handle casesi insns.
2729 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2731 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2733 * pa.md (call, call_value): Do not emit a blockage after restoring
2736 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2738 * c-typeck.c (c_expand_asm_operands): Fix typo.
2740 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2742 * arm.c (fpu_rhs_operand): Verify modes.
2743 (fpu_add_operand): Likewise.
2744 (di_operand): Likewise.
2745 (soft_df_operand): Likewise.
2747 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2749 * arm.c (arm_return_in_memory): APCS rules state that the elements
2750 of a structure returned in a register must be 'integer-like'.
2752 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2754 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2755 in the source tree when the generated targets are out of date
2756 * fixinc/genfixes: Alter it to run individual fixes for make.
2757 * fixinc/README: rewrite
2758 * fixinc/inclhack.def: moved initial comments to README
2760 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2762 * toplev.c (main): Do not generate an error message if an
2763 unrecognised command line switch is recognisable by another
2764 language. If extra_warnings are enabled, then generate a
2765 warning message instead.
2767 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2769 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2770 (insert_pack_attributes): Delete prototype.
2772 * c-pragma.c (default_alignment): New static variable.
2773 (push_alignment): Initialize to current effective alignment.
2774 (pop_alignment): Use to set new alignment.
2775 (insert_pack_attributes): Delete function.
2776 (handle_pragma_token): Set default_alignment as well each time
2777 a #pragma pack(<n>) is encountered.
2779 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2781 * reg-stack.c (stack_result): Aggregates are not returned in
2784 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2786 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2788 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2790 * basic-block.h (set_block_num): Declare.
2791 * flow.c (update_life_info): Don't call compute_bb_for_insn
2792 or free_basic_block_vars.
2793 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2794 (insn_orig_block): Remove.
2795 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2796 (schedule_block): Keep BLOCK_NUM up-to-date.
2797 (schedule_insns): Use compute_bb_for_insn.
2798 * recog.c (split_all_insns): Likewise.
2799 (peephole2_optimize): Likewise.
2801 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2803 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2804 if the pic register is used.
2806 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2808 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2809 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2810 if that tests TREE_PERMANENT.
2812 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2814 * cse.c (invalidate_for_call): Do not remove memory references from
2815 the table here. It's handled elsewhere.
2817 * haifa-sched.c (add_dependence): Protect references to the
2818 true dependency cache with #ifdef INSN_SCHEDULING.
2819 (remove_dependence): Similarly.
2821 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2822 to the cfg code that this is a return instruction.
2823 * mn10300.md (return_internal): Similarly.
2825 * combine.c (get_last_value): If the last set of a register
2826 is after subst_low_cuid, then we can not use it to determine
2827 the register's last value.
2829 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2831 * Makefile.in: Back out previous change.
2833 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2835 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2837 * haifa-sched.c (add_dependence): Only check/update the cache
2839 (remove_dependence): Likewise.
2840 (schedule_insns): Only create the true_dependency_cache if the
2841 average number of instructions in a basic block is very large.
2843 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2845 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2846 (ggc-simple.o): Likewise.
2847 (ggc-page.o): Likewise.
2849 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2851 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2852 Prototype for exported functions.
2853 (pre_lcm, pre_rev_lcm): Remove prototypes.
2854 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2855 (compute_available): Move to lcm.c, and change parameter order.
2856 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2857 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2858 (gcse_main): No longer call compute_preds_succs. Rebuild the
2859 set table after reach pre pass.
2860 (pre_insert_map, pre_delete_map, edge_list): New.
2861 (alloc_pre_mem): Allocate edge vectors.
2862 (free_pre_mem): Delete edge vectors.
2863 (compute_pre_data): Call new edge based lcm routines.
2864 (process_insert_insn): New function.
2865 (insert_insn_end_bb): Use it.
2866 (pre_edge_insert): New function.
2867 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2869 (pre_insert_copies): Revamp using new edge based lcm outputs.
2870 (pre_delete): Likewise.
2871 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2873 (compute_code_hoist_vbeinout): New new edge based routines.
2874 * lcm.c: Remove all the old LCM functions. Replace with new ones
2875 that work with the new cfg datastructures and work with edges
2878 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2880 * reload.h (struct reload): Add new fields "mode" and "nregs".
2881 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2882 to reference the "mode" and "nregs" field within struct reload.
2884 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2886 * haifa-sched.c (true_dependency_cache): New.
2887 (add_dependence): Use the true dependency cache to avoid expensive
2888 walks down the LOG_LINKS dependency list. Add entries to the
2890 (remove_dependence): Remove entries from the true dependency cache
2892 (schedule_insns): Allocate and initialize and free the true
2895 * haifa-sched.c (schedule_insns): Do not remove inter-block
2896 dependencies anymore.
2898 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2900 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2901 * i386/t-winnt: Likewise.
2903 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2905 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2907 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2909 * Makefile.in (LANGUAGES): Omit "proto".
2910 (clean): Remove stale comment about removing unprotoize.c.
2912 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2914 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2915 using arithmetic on void pointers.
2917 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2919 * haifa-sched.c (compute_block_forward_dependencies): Only check
2920 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2922 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2924 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2925 (expr_equiv_p): Reject memories with different alias sets.
2927 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2929 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2930 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2931 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2932 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2933 (lang_init): Set default for flag_bounds_check if still "unspecified".
2935 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2937 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2939 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2941 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2944 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2946 * config/c4x/c4x.md (*db_noclobber,
2947 *decrement_and_branch_until_zero_noclobber): New patterns and
2948 associated splitters.
2950 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2952 * config/c4x/c4x.md (parallel instruction patterns): Rework
2953 constraints to keep reload happy.
2955 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2957 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2958 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2959 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2960 Add new patterns and associated post-reload splitters.
2962 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2964 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2966 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2968 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2970 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2972 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2974 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2977 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2979 * pa.c (move_operand): Rely on memory_address_p to determine the
2980 validity of non-indexed memory addresses.
2981 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2982 operand in DFmode and SFmode when generating PA2.0 code.
2984 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2986 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2988 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2990 * mips.c (function_prologue): Fix argument types.
2991 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2992 (casesi_internal): Write to the scratch register.
2994 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2996 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2998 (parse_charconst): Delete unnecessary cast when calling
3000 (cpplib.h): Kill prototype of cpp_parse_escape.
3002 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
3004 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
3005 * unroll.c (unroll_loop): Cast return value of alloca.
3006 * i370/i370.c: Include function.h and toplev.h.
3007 (i370_label_scan): Remove c++ commented abort.
3008 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
3009 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
3010 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
3011 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
3013 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
3015 * config/t-freebsd: Do not override USER_H.
3016 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
3018 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
3019 Mumit Khan <khan@xraylith.wisc.edu>
3021 * c-parse.in (component_decl): Support anonymous struct/union.
3023 * c-parse.y: Regenerate.
3024 * c-parse.c: Likewise.
3025 * objc/objc-parse.y: Likewise.
3026 * objc/objc-parse.c: Likewise.
3027 * c-decl.c (finish_struct): Don't sort the fields.
3028 (field_decl_cmp): Delete unused function.
3030 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
3032 * sparc.md (movsf_const_intreg): Revert last constraint change.
3033 (movdf_const_intreg_sp32): Likewise.
3035 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
3037 * cse.c: Include hashtab.h instead of splay-tree.h
3038 (struct cse_reg_info): No longer use variant union. Add new
3039 field "regno". All references changed to avoid union.
3040 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
3041 (free_cse_reg_info): Remove.
3042 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
3043 (get_cse_reg_info): Revamp to use expandable hash tables instead
3044 of splay trees. Initialize new fields in cse_reg_info structure.
3045 (new_basic_block): Similarly.
3047 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
3049 * genrecog.c (message_with_line): Prototype.
3050 (validate_pattern): Pass along the set for the dest, not a flag.
3051 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
3052 Check for PC/CC0 as sources.
3053 (nodes_identical): Check for children position match before
3054 allowing the combination.
3056 * rtl.c (read_rtx): Track line number across \\\n.
3058 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
3060 * mips.h (SPECIAL_MODE_PREDICATES): New.
3061 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
3062 (movdi+1, movsi+1): Add output reload constraint.
3063 (casesi_internal): Likewise. Fix commentary.
3064 (return_internal): Use pmode_register_operand.
3066 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
3068 * 1750a.md (movstrqi): Add missing output reload constraint.
3069 (call_value): Likewise.
3070 * a29k.md (cpxxx patterns): Add missing match_operator mode.
3071 (jmpfdec): Add missing inout reload constraint.
3072 * elxsi.md (addsi patterns): Add missing output reload constraint.
3073 (move from sp): Use @ alternates.
3074 (call_value): No constraint on output.
3075 * fr30.md (movsi_pop): Add missing output reload constraint.
3076 (movsf_constant_store): Likewise.
3077 (splits): Remove constraints.
3078 (subsi3): Add missing mode.
3079 * i370.md (cmpstrsi+1): Add missing output reload constraint.
3080 (call_value): Likewise.
3081 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
3082 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
3083 * m32r.md (movsicc_internal): Add output reload constraint.
3084 (movstrsi_internal): Add inout reload constraints.
3085 * m88k.h (reg_names): Don't declare.
3086 (SPECIAL_MODE_PREDICATES): New.
3087 * m88k.md (*): Use register_operand not reg_or_0_operand
3089 * mn10200.h (PREDICATE_CODES): New.
3090 * ns32k.md (ffs pattern): Add output reload constraint.
3091 * pdp11.md (sob pattern): Add inout reload constraint.
3092 * sh.md (splits): Remove constraints.
3093 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
3094 * v850.md (pattern_is_ok_for_epilogue): Likewise.
3095 * vax.md (jgequ pattern): Add inout reload constraint.
3097 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
3099 * configure.in (djgpp): Revert previous patch.
3100 * configure: Rebuit.
3101 * config/i386/djgpp.h: Revert previous patch.
3103 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
3105 * fixinc/inclhack.def: Restore patch lost during last merge of
3106 "no_bogosity" branch.
3107 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
3109 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3111 * fixincludes: Add a HPUX 11 fix for inttypes.h.
3112 * fixinc/inclhack.def: Same.
3113 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
3115 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
3117 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
3118 as the base of a PLUS.
3120 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3122 * config/c4x/c4x.md: Define mode for remaining unspec operators.
3123 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
3125 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
3127 * pa.md (post_stw+1): Use pmode_register_operand.
3128 (dcacheflush, icacheflush): Likewise.
3130 * i386.md (movstricthi_1): Allow r/r.
3132 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
3134 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
3135 to (not (and (arg0) (arg1))). Similary for and.
3137 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
3138 falltrought to assocate code.
3139 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
3142 * combine.c (simplify_logical): Convert XOR to IOR if operands have
3143 no bits in common; remove XOR to ROTATE conversion.
3145 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3147 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
3149 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3151 * config/c4x/c4x.c (dst_operand): New.
3152 (PREDICATE_CODES): Update.
3153 * config/c4x/c4x.h (dst_operand): Declare it.
3154 * config/c4x/c4x.md: Define mode for each unspec usage.
3155 (move patterns): Use dst_operand predicate instead of src_operand.
3156 (movqi_update, movqf_update): Delete.
3158 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
3160 * recog.c (pmode_register_operand): New.
3161 * recog.h: Declare it.
3162 * genrecog.c (pred_codes): Likewise.
3163 (special_mode_pred_table): Likewise.
3164 (validate_pattern): Don't warn no mode for address_operand.
3166 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
3167 if the operand is not insn-like.
3169 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
3170 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
3172 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
3174 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
3176 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
3177 instead of general_operand in a SET_DEST. Use const_double_operand
3178 instead of an explicit test against CONST_DOUBLE.
3179 (movsf_const_lo): Add missing register mode.
3180 (goto_handler_and_restore): Add auxiliary test for Pmode.
3181 (flush): Adjust to use address_operand.
3182 (return_sf_no_fpu): Add missing output constraint.
3184 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
3186 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
3187 for call return value.
3188 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
3190 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
3192 * toplev.c (main): Only warn about options for other languages.
3193 * collect2.c (main): Pass -w to sub-gcc.
3195 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
3197 * flow.c (propagate_block): Add call-clobbered registers to
3200 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
3201 zapping mem_set_list.
3202 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
3203 (mark_set_1, mark_used_regs): Likewise.
3205 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
3207 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
3209 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3211 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
3212 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
3213 options. Also add a new item "C-only Warning Options" to the
3216 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
3218 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
3219 from multiple calls.
3221 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
3223 * i386.md (call value patterns): Move to the end of the file.
3224 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
3226 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
3228 * configure.in (djgpp configuration): Define extra_objects..
3229 * configure: Rebuilt.
3230 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
3231 (DTORS_SECTION_ASM_OP): Define.
3232 (INIT_SECTION_ASM_OP): Define.
3233 (FINI_SECTION_ASM_OP): Define.
3234 (DATA_SECTION_ASM_OP): Define.
3235 (TEXT_SECTION_ASM_OP): Define.
3236 (EH_FRAME_SECTION_ASM_OP): Define.
3237 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
3238 (STARTFILE_SPEC): Add crtbegin.o.
3239 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
3240 to here from LINK_COMMAND_SPEC.
3241 (DO_GLOBAL_CTORS_BODY): Define.
3242 (CRTSTUFF_USE_FINI_SECTION): Define
3243 (HAS_INIT_SECTION): Delete.
3245 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
3247 * Makefile.in (all.cross): Depend on xcpp$(exeext).
3249 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
3251 * pa.h (PREDICATE_CODES): New.
3253 * genrecog.c (validate_pattern): Condense the destination
3256 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
3258 * alpha.md (call-1): Supply missing mode for operator.
3259 (*): Add missing output reload constraints. Remove constraints
3262 * i386.h (SPECIAL_MODE_PREDICATES): New.
3263 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
3264 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
3265 (addsi_lea_3): Add missing mode for op 3.
3266 (prologue_set_got, prologue_get_pc): Add missing modes.
3267 (*) Add missing output reload constraints.
3269 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
3271 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
3272 check for member bit-size overflow and use var_size if it occurs.
3273 (layout_record): Use bitsize_int() to define the type size in bits.
3274 Likewise for computation and assignment to DECL_FIELD_BITPOS.
3275 (layout_decl): Likewise when assigning to DECL_SIZE.
3277 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
3279 * genrecog.c (validate_pattern): Typo last change. Verify
3280 that output operands have output reloads.
3282 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
3284 * genrecog.c (special_mode_pred_table): New.
3285 (NUM_SPECIAL_MODE_PREDS): New.
3286 (find_operand): New.
3287 (validate_pattern): New argument `insn'. Warn for assignment to
3288 any predicate accepting non-lvalues. Conditionaly warn for
3289 match_operand without a mode. Try much harder to match source
3290 and destination modes on a set.
3291 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
3293 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
3295 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
3297 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
3299 * combine.c (simplify_logical): Recognize xor pattern that encodes
3302 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3304 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
3307 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
3309 * ggc-page.c (MAP_FAILED): Provide default.
3311 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
3313 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
3314 * sparc.h (PREDICATE_CODES): Update.
3316 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
3318 * alpha.c (some_ni_operand): New.
3319 * alpha-protos.h: Declare it.
3320 * alpha.h (PREDICATE_CODES): Update.
3321 * alpha.md (sXaddq reload insns): Use some_ni_operand
3322 for SET_DEST instead of some_operand.
3324 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
3325 Jim Wilson <wilson@cygnus.com>
3327 * genrecog.c (maybe_both_true_2): Don't compare modes of
3329 (process_tree): Elide peephole2_insns. Invoke simplify_tests
3330 after find_afterward.
3331 (debug_decision_1): Dump next and afterward codes.
3333 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
3335 * rtl.c (dump_and_abort): Remove.
3336 (fatal_with_file_and_line): New.
3337 (fatal_expected_char): New.
3338 (read_rtx_lineno, read_rtx_filename): New.
3339 (read_skip_spaces): Track line number.
3340 (read_name): Use fatal_with_file_and_line.
3341 (read_rtx): Use fatal_expected_char. Track line number.
3342 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
3344 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
3345 if it isn't a CODE_LABEL.
3347 * genattr.c (main): Set read_rtx_filename.
3348 * genattrtab.c (main): Likewise.
3349 * gencodes.c (main): Likewise.
3350 * genconfig.c (main): Likewise.
3351 * genemit.c (main): Likewise.
3352 * genextract.c (main): Likewise.
3353 * genflags.c (main): Likewise.
3354 * genopinit.c (main): Likewise.
3355 * genoutput.c (main): Likewise.
3356 * genpeep.c (main): Likewise.
3358 * genrecog.c (decision_test.u.insn): Add `lineno'.
3359 (pattern_lineno, error_count): New variables.
3360 (message_with_line): New.
3361 (add_to_sequence): Break out checking code to ...
3362 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
3363 (merge_insn): Use message_with_line.
3364 (make_insn_sequence): Use validate_pattern. Record insn lineno.
3365 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
3367 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3369 * expr.c (store_constructor): Clear union if constructor is empty.
3371 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
3373 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
3374 Add !endian checks. Change %{...} to %(...).
3376 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
3378 * i386.md (*addsi3_cc): Renamed from addcsi3.
3379 (*addsi3_carry): Renamed from addxsi3.
3380 (*subsi3_cc): Renamed from subcsi3.
3381 (*subsi3_carry): Renamed from subxsi3.
3382 (*xorqi_cc_1): Renamed from xorcqi_1.
3383 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
3384 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
3386 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
3388 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
3389 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
3391 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
3393 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
3394 climb up the chain of insns.
3396 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
3398 * genrecog.c (write_subroutine): Careful for null trees.
3399 (process_tree): Don't elide empty functions.
3401 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
3403 * Makefile.in (genrtl.o): Depend on ggc.h.
3404 * configure.in (valloc): Probe for it.
3405 (with-gc): Use ggc-page if valloc present.
3406 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
3407 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
3408 (ggc_alloc_string): Moved from ggc-page.c.
3409 * ggc-none.c (ggc_alloc_obj): New.
3410 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
3411 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
3412 (struct globals): Likewise for dev_zero_fd.
3413 (init_ggc): Likewise for it's initialization.
3414 (ggc_allocated_p): Move careful dereference from ...
3415 (ggc_lookup_page_table): ... here. Delete.
3416 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
3417 (alloc_anon): Use valloc if no mmap.
3418 (release_pages): Use free if using valloc.
3419 (ggc_alloc_obj): Renamed from alloc_obj.
3420 (ggc_set_mark): Renamed from mark_obj.
3421 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
3422 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
3423 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
3424 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
3425 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
3426 (ggc_collect): Use fp printing instead of our own rounding.
3427 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
3428 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
3429 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
3430 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
3431 (struct ggc_string, struct ggc_any): Delete.
3432 (offsetof): Provide default definition.
3433 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
3435 (struct ggc_mem): New, from corpse of ggc_any.
3436 (struct ggc_status): Delete.
3437 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
3438 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
3439 (n_strings_collected, n_anys_collected): Delete.
3440 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
3441 (ggc_alloc_string, ggc_alloc): Delete.
3442 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
3443 (ggc_free_string, ggc_free_any): Delete.
3444 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
3445 (ggc_compare_addresses, ggc_mark_string): Delete.
3446 (ggc_mark_string_if_gcable, ggc_mark): Delete.
3447 (search_data): Delete.
3448 (struct globals): New.
3449 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
3450 (tree_insert, tree_lookup): New.
3451 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
3452 (clear_marks, sweep_objs): New.
3453 (ggc_collect): Gut. Use clear_marks, sweep_objs.
3454 (init_ggc): Set allocated_last_gc.
3455 (ggc_push_context): Gut. Use G.context.
3456 (ggc_pop_context): Likewise.
3457 (ggc_pop_context_1): New.
3458 (debug_ggc_tree): New.
3459 (debug_ggc_balance, tally_leaves): New.
3460 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
3461 (ggc_mark_string_if_gcable): Remove decl.
3462 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
3463 (ggc_mark_rtvec_children): New.
3464 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
3465 (ggc_mark_if_gcable): New decl.
3466 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
3467 (ggc_alloc_tree, ggc_alloc): Likewise.
3468 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
3469 (ggc_alloc_obj): New decl.
3470 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
3471 (ggc_alloc_tree, ggc_alloc): Likewise.
3472 (ggc_set_mark): New decl.
3473 * rtl.h (struct rtx_def): Remove gc_mark.
3474 (struct rtvec_def): Likewise.
3475 * tree.h (struct tree_common): Likewise.
3477 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
3479 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
3480 float_format and thread_file definitions.
3481 * configure: Rebuilt.
3483 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
3485 * extend.texi (Function Names): Document types of function names.
3487 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3489 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3490 an earlyclobbered output conflict with RELOAD_INPUT reloads.
3492 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3494 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
3496 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3498 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
3500 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
3502 * collect2.c (main): Do prelimnary link on AIX if rflag.
3504 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3506 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
3507 __CTOR_LIST__ in opposite order, which is the correct order for sorted
3509 (__do_global_dtors): similarly for __DTOR_LIST__.
3511 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3512 Diego Novillo <dnovillo@cygnus.com>
3514 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
3517 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
3519 * fixincl/*: Merged "no_bogosity" branch
3520 * fixincl/fixlib.h: protect against doubly defining t_bool
3521 * fixincl/server.h: protect against doubly defining t_bool
3523 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
3525 * genoutput.c: Include toplev.h.
3527 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
3529 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3531 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
3532 * configure: Regenerate.
3534 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3536 * gcse.c (delete_null_pointer_checks): Returns void.
3538 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3540 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
3541 * emit-rtl.c (copy_insn_1): Likewise.
3543 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3545 * config/mips/mips.c (mips_build_va_list): Correct
3546 TREE_CHAIN setting when hard-float.
3547 (mips_va_start): Use corrected setting.
3548 (mips_va_arg): Likewise. Also pass a tree to build of
3549 POSTINCREMENT_EXPR rather than a naked 'int'.
3551 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
3553 * ggc.h (ggc_push_context): Fix comment.
3554 (ggc_pop_context): Likewise.
3555 (mark_string_if_gcable): Likewise.
3556 * ggc-common.c (ggc_mark_rtx_children): Use
3557 ggc_mark_string_if_gcable.
3558 * ggc-page.c (ggc_lookup_page_table): New function.
3559 (ggc_allocated_p): Likewise.
3560 (mark_obj): Fix formatting.
3561 (ggc_mark_string_if_gcable): New function.
3562 * ggc-simple.c (ggc_allocated_strings): New variable.
3563 (ggc_strings_used): Likewise.
3564 (ggc_compare_addresses): New function.
3565 (ggc_pop_context): Pop the `any' memory too.
3566 (ggc_mark_string_if_gcable): New function.
3567 (ggc_collect): Initialize and tear down ggc_allocated_strings.
3569 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
3571 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
3572 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
3573 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3576 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3578 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3579 (sched_reg_live_length, sched_reg_basic_block): Delete.
3580 (current_block_num, bb_live_regs, old_live_regs): Delete.
3581 (dead_notes, struct sometimes): Delete.
3582 (sched_note_set, birthing_insn_p): Delete.
3583 (adjust_priority): Gut useless reg lifetime code.
3584 (create_reg_dead_note, attach_deaths): Delete.
3585 (attach_deaths_insn, new_sometimes_live): Delete.
3586 (finish_sometimes_live): Delete.
3587 (find_pre_sched_live, find_post_sched_live): Delete.
3588 (update_reg_usage): Delete.
3589 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3590 (schedule_insns): Delete reg lifetime code.
3591 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3592 (unlink_other_notes): Adjust REG_NOTE commentary.
3593 (reemit_notes): Use REG_SAVE_NOTE.
3594 (schedule_block): Likewise.
3595 (schedule_region): Allocate bitmap of blocks in region. Use
3596 count_or_remove_death_notes. Use update_life_info.
3598 * rtl.h (REG_SAVE_NOTE): New.
3599 * rtl.c (reg_note_name): Update.
3601 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3603 * combine.c (refresh_blocks, need_refresh): New.
3604 (combine_instructions): Allocate refresh_blocks. Invoke
3605 update_life_info if needed.
3606 (distribute_notes): Mark refresh_blocks instead of installing
3608 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3609 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3611 * Makefile.in (recog.o): Depend on basic-block.h.
3613 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3615 * genrecog.c (add_to_sequence): Thinko last change: delete
3616 shadowing allow_const_int variable.
3618 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3620 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3621 __GNUC__ and __GNUC_MINOR__.
3623 * gansidecl.h: Likewise.
3629 * toplev.h: Likewise.
3635 * varray.c: Likewise.
3637 * varray.h: Likewise.
3639 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3641 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3642 use one before a jump table.
3644 * rtl.def (ADDRESS): Change documentation to match reality.
3645 * md.texi: Don't document it.
3646 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3649 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3651 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3653 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3654 known predicate block; default allow_const_int true.
3655 (debug_decision_list): New.
3657 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3659 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3661 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3663 * gcse.c (gcse_main): Avoid global optimizations if we have a
3664 large number of basic blocks and the ratio of edges to blocks
3666 (delete_null_pointer_checks): Likewise.
3668 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3670 * c-common.c (check_format_info): Warn if format string isn't a
3673 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3675 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3676 * configure: regenerate
3678 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3680 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3681 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3682 (peepholes): Re-enable.
3684 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3686 * Makefile.in (flow.o): Depend on TREE_H.
3687 * basic-block.h (REG_SET_EQUAL_P): New.
3690 (free_regset_vector): Remove declaration.
3691 (flow_delete_insn_chain): Declare.
3692 (enum update_life_extent): New.
3693 (update_life_info, count_or_remove_death_notes): Declare.
3694 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3695 Verify register live at bb->global_live_at_start before adding USE.
3696 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3697 (CLEAN_ALLOCA): New.
3699 (PROP_*): New flags.
3700 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3701 (clear_edges): Zero n_edges.
3702 (make_edge): Increment n_edges.
3703 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3704 (flow_delete_insn_chain): Export.
3705 (delete_block): Decrement n_edges.
3706 (merge_blocks_nomove): Likewise.
3707 (life_analysis): Give life_analysis_1 PROP flags.
3708 (verify_wide_reg_1, verify_wide_reg): New.
3709 (verify_local_live_at_start): New.
3710 (update_life_info): Rewrite to call into propogate_block.
3712 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3713 always mark stack pointer. Conditionally mark PIC register.
3714 After reload, mark call-saved registers, return regsiters.
3715 (life_analysis_1): Accept PROP flags not remove_dead_code.
3716 Call mark_regs_live_at_end before zeroing regs_ever_live.
3717 Use calculate_global_regs_live. Copy global_live_at_end before
3718 calling final propagate_block. Zero reg_next_use on exit.
3719 (calculate_global_regs_live): New.
3720 (allocate_bb_life_data): Don't allocate bb->local_set.
3721 (init_regset_vector, free_regset_vector): Remove.
3722 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3723 Test flags before every operation. Warn if prologue/epilogue insn
3724 would have been deleted.
3725 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3726 Use alloc_EXPR_LIST.
3727 (mark_used_regs): Accept and use FLAGS, not FINAL.
3728 Remove special handling for RETURN.
3729 (try_pre_increment): Use alloc_EXPR_LIST.
3730 (dump_flow_info): Dump n_edges.
3731 (unlink_insn_chain, split_hard_reg_notes): Remove.
3732 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3733 (find_insn_with_note, new_insn_dead_notes): Remove.
3734 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3735 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3736 (replace_insns): Remove.
3737 (count_or_remove_death_notes): New.
3738 (verify_flow_info): Abort on error after all checks.
3739 (remove_edge): Decrement n_edges.
3740 (remove_fake_edges): Tweek format.
3741 * haifa-sched.c (schedule_insns): Use split_all_insns.
3742 * output.h (update_life_info): Remove declaration.
3743 * recog.c (split_all_insns): From the corpse of split_block_insns,
3744 do the whole function block by block. Use update_life_info.
3745 (recog_last_allowed_insn): New.
3746 (recog_next_insn): Mind it.
3747 (peephole2_optimize): Set it. Walk backwards through blocks.
3748 Use update_life_info.
3749 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3750 (split_all_insns): Declare.
3751 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3752 Use split_all_insns.
3754 * i386.md (or -1 peep2s): Disable.
3756 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3758 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3759 a single pattern. Scrap the 'd' versions as unnecessary.
3761 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3762 tablejump_mips162,tablejump_internal4): The operands to a
3763 label_ref must be VOIDmode.
3765 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3767 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3769 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3771 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3773 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3775 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3776 cache every function if ggc_p.
3778 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3780 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3781 instead of copy_rtx. Accept sequences that contain asm statements.
3782 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3783 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3784 orig_asm_operands_vector, copy_asm_operands_vector,
3785 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3787 * rtl.h (copy_insn, copy_insn_1): Declare.
3789 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3791 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3793 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3794 arguments to `current_file_function_operand'.
3796 * genrecog.c: Include hard-reg-set.h and resource.h in the
3797 generated output file.
3799 * real.c: Include tm_p.h.
3801 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3803 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3806 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3808 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3809 before the fctiwz insn.
3811 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3812 Mark Mitchell <mark@codesourcery.com>
3814 * tree.c (make_lang_type_fn): New funtion pointer.
3815 (make_lang_type): Call it.
3816 * tree.h (make_lang_type): Declare.
3817 (make_lang_type_fn): Likewise.
3818 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3820 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3822 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3823 make sure that HIGH instructions are copied into BASE_REGS.
3825 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3827 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3829 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3831 * c-decl.c (finish_struct): Use simpler method of
3832 removing elements of a singly-linked list.
3834 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3836 * alpha.md (peephole2's): Comment out peephole2's that generate
3839 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3841 * genrecog.c (add_to_sequence): Disable mode check for
3844 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3846 * ggc-simple.c (init_ggc): Set empty_string.
3848 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3850 * configure.in: Detect mmap. Add --with-gc=foo to select
3851 garbage collector; default to page if mmap available.
3852 * Makefile.in (GGC): Substitute.
3854 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3856 * c-decl.c (ggc_p): Enable.
3858 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3860 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3862 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3864 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3865 string for little-endian-data.
3867 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3869 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3870 case somebody tries to compile --enable-checking code with gcc
3873 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3875 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3878 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3880 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3881 * jump.c (jump_optimize_1): Document why.
3883 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3885 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3886 pointers and casts for `int_handler' and `quit_handler'.
3888 * flow.c (verify_flow_info, split_hard_reg_notes,
3889 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3890 remove_edge, remove_fake_successors): Add static prototypes.
3891 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3892 (mark_set_1): Initialize variable `regno'.
3893 (unlink_insn_chain): Likewise for variable `curr'.
3894 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3896 * loop.c (strength_reduce): Initialize variable
3897 `unrolled_insn_copies'.
3898 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3899 prototypes. Change these functions to take const PTR parameters
3900 to avoid prototype conflict when used as the comparson argument
3902 (check_dbra_loop): Initialize variable `comparison_val'.
3904 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3905 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3906 (find_valid_class): Initialize variable `best_class'.
3907 (find_reloads): Call memcpy, not bcopy.
3909 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3910 (hard_reg_use_compare): Don't needlessly cast away const.
3911 (reload_reg_class_lower): Likewise.
3912 (choose_reload_regs): Initialize variable `regno'.
3914 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3916 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3918 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3920 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3921 ({,d}discard): Add forward declarations. Declare parameter as
3923 (main_without_main): Explicitly declare return type to be int.
3924 (memcpy): Properly declare.
3926 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3927 building the trampoline support, declare malloc, free, and
3929 (__clear_cache): Mark arguments as potentially unused.
3931 * frame.c (toplevel): If inhibit_libc is defined, declare
3934 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3936 * flow.c (make_edge): Accept an optional 2D bitmap in which
3937 to cache edge existence. Update all callers.
3938 (make_label_edge, make_eh_edge): Pass through the edge cache.
3939 (make_edges): Provide the cache.
3941 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3943 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3945 (local_mbtowc): Change the type of variable `i' from int to size_t.
3947 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3948 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3950 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3952 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3953 after other includes that define the appropriate types. Include
3954 tm_p.h for getting user prototypes.
3955 * ggc-callbacks.c (toplevel): Ditto.
3956 * ggc-none.c (toplevel): Ditto.
3957 * gcc-page.c (toplevel): Ditto.
3958 * ggc-simple.c (toplevel): Ditto.
3960 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3961 Jonathan Larmour <jlarmour@cygnus.co.uk>
3963 * config/mips/mips.c (mips_move_2words): Split doubles if
3964 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3966 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3968 * genrecog.c (struct decision_test): New.
3969 (struct decision): Remove test-related members, sort the rest by size.
3970 (IS_SPLIT): Simplify.
3971 (new_decision, new_decision_test): New.
3972 (add_to_sequence): Use them. No special handling for args of
3974 (maybe_both_true): Renamed from not_both_true; return sense changed.
3975 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3976 of maybe_both_true and adjusted for decision_test.
3977 (position_merit): Remove.
3978 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3979 (merge_accept_insn): New, broken out of merge_trees.
3980 (merge_trees): Use them. No special case for c_test; no node
3981 splitting; use test type instead of position_merit.
3982 (factor_tests): New.
3983 (simplify_tests): New.
3984 (break_out_subroutines): Don't write code now.
3985 (find_afterward): New.
3986 (write_afterward, write_switch, write_cond): New.
3987 (write_action, is_unconditional): New.
3988 (write_node): New. Use them.
3989 (write_tree_1): Rewrite. Use the new functions above.
3990 (write_tree): Remove afterward processing.
3991 (write_subroutine): Simplify function variant emission.
3992 (write_subroutines): New.
3993 (same_codes, clear_codes): Remove.
3994 (same_modes, clear_modes): Remove.
3995 (write_header): New, broken out of main.
3996 (make_insn_sequence): Use new_decision and new_decision_test.
3997 (process_tree): New, broken out of main.
3998 (main): Adjust for merge_trees interface change.
3999 Don't #define operands in the output file.
4000 (record_insn_name): New, broken out of make_insn_sequence.
4001 (debug_decision_2, debug_decision_1, debug_decision_0): New.
4002 (debug_decision): New.
4004 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
4006 * resource.c (find_free_register): Mark class_str argument const.
4007 * resource.h: Update prototype to match.
4009 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
4010 * i386.md: Give all anonymous insns names.
4012 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
4014 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
4017 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
4019 * toplev.c (dbr_sched_time): Unconditional.
4020 (peephole2_time): New.
4021 (compile_file): Add pass numbers to all of the dump file suffixes.
4022 Dump peephole2_time. Don't dump times for non-applicable passes.
4023 (rest_of_compilation): Add pass numbers to dump file suffixes.
4024 Conditionalize calls to the scheduler.
4025 * invoke.texi: Update.
4027 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
4029 * flow.c (make_edges): Fix insn iteration.
4030 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
4031 (find_basic_blocks_1): Fix spelling mistake.
4033 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
4035 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
4036 always have side-effects. Use memset not bzero.
4037 (make_node): Likewise.
4039 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
4041 * stmt.c (expand_anon_union_decl): When any of the elements of the
4042 union is addressable, so is the entire union.
4044 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
4046 * sbitmap.c (sbitmap_ones): Don't set too many bits.
4048 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
4049 * bitmap.c (bitmap_operation): Return true iff TO changed.
4050 (bitmap_equal_p): New.
4051 (bitmap_bit_p): Tidy arithmetic.
4052 (debug_bitmap_file): Likewise.
4054 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
4056 * toplev.c (rest_of_compilation): Turn on cse_not_expected
4057 before cse2 instead of after.
4059 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
4061 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
4064 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4066 * cppinit.c (is_idchar initializer): Loosen tests to accept
4069 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
4071 * mips.md: Define conditional move patterns for floating point
4072 operands and DI mode conditions.
4074 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
4076 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
4077 always have side-effects.
4079 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
4081 * mn10200.c (asm_file_start): Fix typo.
4083 * cppinit.c (is_idchar initializer): Tighten tests for when
4084 to put the table into initialized memory.
4086 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
4087 not an array of rtunion.
4088 * gcc-page.c (ggc_alloc_rtvec): Similarly.
4089 * gcc-simple (ggc_free_rtvec): Similarly.
4091 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
4094 * mbchar.h: Add missing #endif.
4096 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
4097 (FPBIT, DPBIT): Define.
4099 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4101 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
4103 * profile.c (instrument_arcs, output_gcov_string,
4104 tablejump_entry_p): Add static prototypes.
4105 (output_gcov_string): Constify a char*.
4107 * regmove.c (replacement_quality, fixup_match_2): Add static
4110 * resource.h (reg_dead_p): Add extern prototype.
4112 * rtl.c (trim_filename): Add static prototype.
4114 * scan-decls.c (skip_to_closing_brace): Likewise.
4116 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
4117 (expand_end_case): Initialize variable `range'.
4118 (emit_case_nodes): Remove unused prototype `rtx_fn'.
4120 * varasm.c (asm_emit_uninitialised): Add static prototype.
4121 (asm_emit_uninitialised, assemble_variable): Mark parameter with
4124 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4126 * cpplib.c (if_directive_nameo): Add static prototype.
4128 * cse.c (cse_insn): Remove unused variable `p'.
4130 * except.c (create_rethrow_ref, push_entry,
4131 receive_exception_label, new_eh_region_entry, find_func_region,
4132 clear_function_eh_region, process_nestinfo): Add static prototypes.
4133 (get_reg_for_handler): Hide definition.
4134 (process_nestinfo): Initialize variable `extra_handlers'.
4136 * expr.h (expand_builtin_longjmp): Add extern prototype.
4138 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
4140 * function.c (prepare_function_start): Likewise.
4141 (pop_function_context_from): Mark parameter `context' with
4143 (push_temp_slots_for_block, flush_addressof): Hide definition.
4145 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
4146 solve_program_flow_graph, calculate_branch_probs,
4147 function_summary, main, fancy_abort): Add prototypes.
4149 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
4150 (add_hash): Constify a char*.
4152 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
4153 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
4154 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
4156 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
4158 * lists.c (free_list, zap_lists): Likewise.
4160 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4162 * alias.c (nonlocal_reference_p): Add static prototype.
4164 * bitmap.c (bitmap_element_allocate): Prototype args in function
4167 * builtins.c (stabilize_va_list): Add static prototype.
4168 (expand_builtin_va_arg): Constify a char*.
4170 * c-lex.c (getch, put_back, extend_token_buffer_to,
4171 read_line_number, token_getch, token_put_back): Add static
4174 * c-parse.gperf (hash, is_reserved_word): Likewise.
4176 * cccp.c (is_dir_separator): Likewise.
4178 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4180 * graph.h: New file to prototype functions exported by graph.c.
4182 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
4184 * graph.c: Include graph.h.
4186 * toplev.c: Likewise. Remove redundant prototypes.
4188 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
4190 * invoke.texi: Removed duplicated description for -Q.
4192 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
4194 * extend.texi: Grammar fix in __extension__ text.
4196 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
4198 * md.texi (define_peephole2): New section.
4200 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
4202 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
4203 (mov $-1 to or peepholer): Enable for pentium when optimizing for
4206 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
4208 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
4210 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
4212 * i386.md (ffs expander): Emit Pentium friendly code for
4215 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
4217 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
4221 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4223 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
4225 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
4227 * config/m68k/m68k.c (use_return_insn): Return false if the pic
4230 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4232 * md.texi (No Constraints): Delete section.
4233 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
4234 * final.c (final_scan_insn): We always have register constraints.
4235 * genattrtab.c: Don't include "insn-config.h".
4236 (write_attr_case): We always have register constraints.
4237 * genconfig.c (register_constraint_flag): Delete.
4238 (walk_insn_part): Don't check whether we have register constraints.
4239 (main): Don't write out "#define REGISTER_CONSTRAINTS".
4240 * genoutput.c (have_constraints): Delete.
4241 (main): Don't set it.
4242 (output_operand_data): We always have constraints.
4243 (scan_operands): Likewise.
4244 (compare_operands): Likewise.
4245 * local-alloc.c (block_alloc): We always have constraints.
4246 (requires_inout): Always compile this function.
4247 * recog.c (extract_insn): We always have constraints.
4248 (constrain_operands, reg_fits_class_p): Always compile these
4250 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
4252 (struct insn_operand_data): Likewise.
4253 * regclass.c (regclass): We always have constraints.
4254 (record_reg_classes, copy_cost, record_address_regs,
4255 auto_inc_dec_reg_p): Always compile these functions.
4256 * regmove.c (regmove_optimize): We always have constraints.
4257 * reload.c (find_reloads): Likewise.
4258 * reload1.c (reload): Likewise.
4259 (reload_cse_simplify_operands): Likewise.
4260 * i860.c (output_delay_insn): Likewise.
4262 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
4264 * iris6.h (BUILD_VA_LIST_TYPE): Define.
4266 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4268 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
4269 for the va_list record.
4271 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
4273 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
4276 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
4278 * alias.c: Include insn-flags.h.
4279 * Makefile.in (alias.o): Update.
4281 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
4283 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
4284 to LTU and GEU. Handle more cases using sbb.
4286 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
4288 * i386.md (truncatexfdf splitters): Do not use subreg.
4289 (fop XFmode patterns): Fix mode in operand testing.
4291 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
4293 * jump.c (jump_optimize_1): Amend last change to test only the
4294 form of the operand, not the insn.
4296 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
4297 not register_operand to determine when B may need preloading.
4299 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
4301 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
4302 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
4303 (call-value patterns): Move to end of file.
4304 (*): Remove mode from label_ref in (pc) context.
4305 (movstrqi): Use memory not general_operand for BLKmode operands.
4306 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
4307 to register_operand operands.
4308 (peep2 patterns): Convert from commented-out peephole patterns.
4310 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4312 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
4313 to BUILT_IN_INIT_DWARF_REG_SIZES.
4314 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
4315 Renamed from BUILT_IN_DWARF_REG_SIZE; call
4316 expand_builtin_init_dwarf_reg_sizes.
4317 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
4318 with __builtin_init_dwarf_reg_size_table.
4319 * dwarf2out.c (struct reg_size_range): Delete.
4320 (expand_builtin_init_dwarf_reg_sizes): New function.
4321 (expand_builtin_dwarf_reg_size): Delete.
4322 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
4323 (expand_builtin_dwarf_reg_size): Don't declare.
4324 * libgcc2.c (dwarf_reg_size_table_initialized): New.
4325 (dwarf_reg_size_table): New.
4326 (init_reg_size_table): New function.
4327 (copy_reg): Use dwarf_reg_size_table.
4328 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
4331 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
4333 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
4334 Correctly build argument list to constructor and destructor functions.
4336 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
4338 * c-tree.h (warn_float_equal): Declare.
4339 * c-decl.c (warn_float_equal): Define.
4340 (c_decode_option): Recognize -W[no-]float-equal.
4341 * c-typeck.c (build_binary_op): Conditionally warn
4342 about equality tests of floating point types.
4343 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
4344 * invoke.texi: Add docs for -Wfloat-equal warning.
4346 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
4348 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
4349 generating RTL directly.
4350 * mips.h (INIT_TARGET_OPTABS): Likewise.
4351 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
4353 * expr.h (init_mov_optab): Delete declaration
4355 * h8300.c (WORD_REG_USED): Update to avoid useless register
4356 saves in interrupt functions and functions which never return.
4358 * cse.c (struct set): Delete inner_dest_loc field.
4359 (cse_insn): Remove assignments to inner_dest_loc field.
4361 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
4363 * ggc-page.c: Don't include <unistd.h> etc taken care of
4364 by "system.h". Include <sys/mman.h> afterward.
4366 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
4368 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
4371 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
4373 * xcoffout.c (xcoffout_declare_function): Add documentation.
4374 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
4375 TARGET_64BIT. Compare constant to -1, not bit pattern.
4376 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
4377 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
4380 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
4382 * dwarf2out.c (add_abstract_origin_attribute): Abort if
4384 (gen_inlined_enumeration_type_die): Do not abort if the type has
4385 not been writeen out.
4386 (gen_inlined_structure_type_die): Do not abort if the type has
4387 not been writeen out.
4388 (gen_inlined_union_type_die): Do not abort if the type has
4389 not been writeen out.
4390 (gen_tagged_type_instantiation_die): Do not abort if the type
4391 has not been written out.
4393 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4395 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
4397 * reg-stack.c (straighten_stack): Copy hard reg set with
4400 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
4402 * builtins.c (stabilize_va_list): Stabilize array type va_list
4403 to a pointer type, not the base record type.
4404 (expand_builtin_va_copy): Dereference the pointers explicitly;
4405 use the correct size for the copy.
4407 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
4408 (rs6000_va_arg): Likewise.
4410 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
4412 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
4414 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
4416 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
4418 (DECL_BUILT_IN_CLASS): Adjust accordingly.
4420 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
4422 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
4423 (init_ggc): Use it instead of a constant.
4424 (ggc_collect): Bound allocated_last_gc by it.
4426 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
4428 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
4431 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
4433 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
4434 (mips*-*-openbsd*): Let big endian configuration be a fragment.
4436 * config/mips/openbsd.h: New, OpenBSD little endian target.
4437 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
4438 * config/mips/xm-openbsd.h: New, OpenBSD host.
4440 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
4442 * config/m68k/m68k.c (output_function_prologue,
4443 output_function_epilogue): Use
4444 current_function_uses_pic_offset_table instead of regs_ever_live
4445 to decide whether to save/restore pic register.
4446 (legitimize_pic_address): Don't modify regs_ever_live any more.
4448 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
4450 * function.h (struct function): Add x_dont_save_pending_sizes_p.
4451 * stor-layout.c (variable_size): Don't add sizes to the pending
4452 sizes list if x_dont_save_pending_sizes_p is set.
4454 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
4456 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
4457 for symbolic_operand().
4458 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
4460 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4462 * combine.c (gen_rtx_combine): Add missing call to va_end().
4464 * final.c (asm_fprintf): Likewise.
4466 * genattrtab.c (attr_rtx): Likewise.
4468 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
4470 * cse.c: Update comments.
4471 (cse_insn): When converting a conditional/computed jump into
4472 an unconditional jump, always make sure a BARRIER immediately
4473 follows the converted jump. Do not delete unreachable code.
4474 (cse_basic_block): Do not delete unreachable code.
4475 * toplev.c (rest_of_compilation): Move call to
4476 delete_trivially_dead_insns after the conditional call to
4479 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4481 * collect2.c (make_temp_file): Don't prototype.
4483 * gcc.c (make_temp_file): Likewise.
4485 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
4487 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
4489 * varasm.c (asm_emit_uninitialised): New function: Generate
4490 the assembler statements necessary to declare an uninitialised
4492 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
4494 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
4495 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
4497 (assemble_variable): Use asm_emit_uninitialised to emit an
4498 uninitialised variable.
4500 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
4502 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
4503 constant on a 64 bit host. Patch supplied by Geoffrey Keating
4504 <geoffk@cygnus.com>.
4506 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4508 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
4509 * c-common.h (builtin_function): Don't declare.
4511 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
4513 (pushdecl): Likewise.
4514 (finish_decl): Likewise.
4515 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
4516 int. All callers changed.
4517 Set the builtin's DECL_BUILT_IN_CLASS.
4518 * tree.h (enum built_in_class): New.
4519 (enum built_in_function): Delete NOT_BUILT_IN.
4520 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
4522 (DECL_SET_FUNCTION_CODE): Likewise.
4523 (DECL_BUILT_IN_CLASS): New macro.
4524 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
4525 (struct tree_decl): Split builtin function code field into a
4527 (builtin_function): Declare.
4529 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
4531 * optabs.c (init_traps): Fix typo in last change.
4533 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
4535 * toplev.c (rest_of_decl_compilation): Update comment.
4537 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4539 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
4540 in .sbss if appropriate.
4541 (EXTRA_SECTION_FUNCTIONS): Add sbss.
4542 (SBSS_SECTION_ASM_OP): New macro.
4543 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
4544 (EXTRA_SECTIONS): Add in_sbss.
4545 * config/mips/mips.h: Prototype sbss_section.
4547 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
4549 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
4552 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
4554 * optabs.c (init_traps): Register trap_rtx as a GC root.
4556 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4558 * config/mips/mips.c (function_arg_pass_by_reference): Define
4559 unconditionally, since it's called unconditionally.
4561 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4563 * toplev.c (documented_lang_options): Add -fshort-wchar.
4564 * c-decl.c (c_decode_option): Likewise.
4565 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
4567 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
4568 * gcc.c (default_compilers): If -fshort-wchar,
4569 override __WCHAR_TYPE__.
4570 * tm.texi (C Dialect Options): Add -fshort-wchar.
4572 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
4573 symbol for a variable.
4575 * cpplib.h (CPP_PREPROCESSED): New macro.
4576 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4577 we're seeing this input for a second time.
4579 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4581 * emit-rtl.c (init_emit_once): Initialize modes first.
4583 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4585 * config/i386/i386.c (pic_label_name): Change to char pointer.
4586 (global_offset_table): New variable.
4587 (load_pic_register): Fill global_offset_table if it hasn't
4588 already been done. Allocate pic_label_name dynamically.
4589 * ggc.h (empty_string): New variable.
4590 * ggc-simple.c (empty_string): Likewise.
4591 (init_ggc): Allocate empty_string and add as root.
4592 * stmt.c (digit_strings): New variable.
4593 (init_stmt): Add last_block_end_note as root. Allocate and
4594 initialize digit_strings.
4595 (expand_asm_operands): Use empty_string instead of string
4596 constant. Use digit_strings instead of string constants.
4597 * profile.c (init_arc_profiler): Allocate string with
4598 ggc_alloc_string instead of xmalloc.
4599 (output_func_start_profiler): Likewise.
4600 * c-typeck.c (digest_init): Check if init is error_mark_node.
4602 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4603 Richard Henderson <rth@cygnus.com>
4605 * ggc-page.c: New file.
4606 * Makefile.in (ggc-page.o): New.
4608 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4610 * invoke.texi: Document -fdelete-null-pointer-checks
4611 * toplev.c (flag_delete_null_pointer_checks): New.
4612 (f_options): Add entry for -fdelete-null-pointer-checks.
4613 (rest_of_compilation): Conditionalize null pointer check
4614 elimination on flag_delete_null_pointer_checks.
4615 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4617 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4619 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4620 copyright notice and special exception to GPL.
4622 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4624 * abi64.h (mips_function_value): Add prototype arguments.
4626 * mips-protos.h: New file with mips prototypes.
4628 * mips.c: Include "tm_p.h".
4629 (mktemp, lookup_name): Add prototype arguments.
4630 (extern_list, string_constant, mips_fill_delay_slot,
4631 mips_output_external, mips_output_external_libcall,
4632 mips_output_filename, mips_declare_object, function_prologue,
4633 mips_expand_prologue, function_epilogue, mips16_constant,
4634 build_mips16_function_stub, mips_output_conditional_branch):
4636 (mips_va_start): Remove unused variable `u'.
4637 (mips_va_arg): Cast value to unsigned when comparing against one.
4639 (save_restore_insns, mips_expand_prologue): Add missing arg in
4640 call to `large_int'.
4642 * mips.h: Move prototypes to mips-protos.h.
4643 (data_section, memory_address_p, rdata_section,
4644 readonly_data_section, simple_epilogue_p, text_section): Delete
4645 prototypes delcared elsewhere.
4646 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4648 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4650 * mips.md: Delete extra args in call to `mips_move_2words'.
4652 * xm-iris6.h (alloca): Add prototype argument.
4654 * genpeep.c: Include "tm_p.h" in generated output file.
4656 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4658 * basic-block.h (find_edge_index): Change parameters.
4659 * flow.c (verify_edge_list): Pass basic_block parameters to
4660 find_edge_index instead of integers.
4662 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4664 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4667 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4669 * gcc.1: Fix a formatting error.
4671 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4673 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4674 i786, mn10200, mn10300, pdp11, v850.
4676 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4678 * libgcc2.c (num_digits): Add prototype with
4679 __attribute__((const)).
4680 (__terminate): Add prototype.
4682 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4684 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4686 * alpha/alpha.c (print_operand): Fix type of `code'.
4687 (alpha_output_filename): Constify.
4688 * alpha/alpha.h: Move all function declarations ...
4689 * alpha/alpha-protos.h: ... here. New file.
4690 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4691 (SECTION_FUNCTION_TEMPLATE): Likewise.
4693 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4695 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4696 * expr.c (expand_expr): Likewise.
4697 (do_jump): Likewise.
4698 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4699 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4701 (enum can_compare_purpose): New.
4702 (can_compare_p): Adjust prototype.
4703 (prepare_cmp_insn, prepare_operand): Declare.
4704 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4705 * optabs.c (cmp_available_p): Deleted.
4706 (expand_abs): Pass ccp_jump to can_compare_p.
4707 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4708 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4709 Call can_compare_p rather than cmp_available_p.
4710 (prepare_operand): No longer static.
4711 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4712 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4713 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4714 sequence to use emit_cmp_and_jump_insns.
4715 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4717 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4719 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4720 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4721 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4722 (plus (reg) (const_int 0))
4723 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4725 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4727 * rs6000.c (expand_block_move): DImode loads and stores require
4728 word-aligned displacements. Increment address registers with
4729 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4731 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4733 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4734 is no name for the base type, rather than segfault. If we are
4735 writing out a complex integer type, use DW_ATE_lo_user.
4737 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4738 in one word or less (complex char, complex short, or on 64 bit
4739 systems complex float) to/from a hard register, copy it through
4740 memory instead of dying in gen_{real,imag}part. If we have a
4741 short complex type, prevent inlining since it allocates stack
4744 * tree.c (build_complex_type): If we are writing dwarf2 output,
4745 generate a name for complex integer types.
4747 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4749 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4750 * flow.c (remove_edge): Remove extra whitespace.
4751 (remove_fake_edges): Fix comment.
4752 (add_noreturn_fake_exit_edges): Use the correct name.
4754 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4756 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4757 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4758 (clean): Depend on INTL_CLEAN.
4759 (maintainer-clean): Adjust.
4761 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4763 * configure.in (AC_PREREQ): Bump to 2.13.
4764 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4766 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4768 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4770 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4772 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4773 (HAVE_STRINGIZE): Define.
4775 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4777 * c-parse.in: save and restore warn_pointer_arith on __extension__
4778 along with pedantic.
4779 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4780 Set the type of extension to itype rather than $<itype>1 kludge.
4781 * extend.texi (Alternate Keywords): Adjust documentation.
4782 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4784 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4786 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4787 most assembler templates.
4789 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4790 FP loads and stores.
4791 (following_call): Always return zero for the PA8000.
4792 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4793 FP loads and stores.
4794 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4796 * pa.h (BRANCH_COST): Define.
4798 * pa.md (return, return_internal): Use bve for PA2.0.
4800 * pa.md (fused multiply): Add variants which reduce height for the
4801 fused multiply, but which still generate 2 insns.
4802 (fnegabs): Similarly.
4804 * pa.md (subsi3): Turn into an expander. Create two anonymous
4805 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4806 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4808 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4810 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4812 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4813 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4815 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4818 * flow.c (record_active_eh_regions): Terminate loop after finding
4819 the last insn in the last basic block.
4821 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4823 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4825 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4827 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4829 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4831 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4832 splitting to not use output template.
4834 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4836 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4837 * config/c4x/c4x.c (c4x_va_start): New function.
4839 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4841 * genrecog.c (not_both_true): Handle correctly cases when called for
4842 tests with different positions in the insn.
4844 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4846 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4848 * system.h (HOST_PTR_PRINTF): ... to here.
4850 * mips-tfile.c: Don't include machmode.h.
4852 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4853 (mips-tfile.o): Don't depend on machmode.h.
4855 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4857 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4858 avoid conflicts with typedef struct `region' at the top level scope.
4860 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4862 * basic-block.h (basic_block): Add eh_beg, eh_end.
4863 * flow.c (entry_exit_blocks): Update.
4864 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4866 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4867 lists.c functions to allocate insn lists.
4868 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4870 (make_eh_edge): ... here. New.
4871 (move_stray_eh_region_notes): New.
4872 (record_active_eh_regions): New.
4873 (delete_unreachable_blocks): Split out block merging ...
4874 (try_merge_blocks): ... here. New.
4875 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4876 Dump debugging data.
4877 (merge_blocks_move_successor_nojumps): Likewise.
4878 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4880 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4882 * extend.texi (Bound member functions): Document unbound pmf
4885 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4887 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4888 has the EXIT_BLOCK as a dest.
4890 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4892 * flow.c (remove_edge): New function to remove an edge from the
4894 (remove_fake_successors): New function to remove fake successor edges.
4895 (remove_fake_edges): New function to remove all fake edges from the
4897 (add_fake_exit_edges): New function to add fake edges from all blocks
4898 with no successors to the exit block.
4899 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4900 prototypes for new functions.
4902 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4904 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4905 Use Pmode to determine whether to output .dword or .word.
4907 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4909 * tree.c (built_in_filename): New variable.
4910 (BUILT_IN_FILENAME): New macro.
4911 (init_tree_codes): Allocate built_in_filename.
4912 (make_node): Use built_in_filename instead of string constant.
4914 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4916 * configure.in: Add fr30 target.
4917 * configure: Regenerate.
4918 * config/fr30: New directory.
4919 * config/fr30/crti.asm: New file.
4920 * config/fr30/fr30.c: New file.
4921 * config/fr30/crtn.asm: New file.
4922 * config/fr30/fr30.h: New file.
4923 * config/fr30/fr30.md: New file.
4924 * config/fr30/lib1funcs.asm: New file.
4925 * config/fr30/t-fr30: New file.
4926 * config/fr30/xm-fr30.h: New file.
4928 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4930 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4931 BARRIER at the end of the successor, not the BARRIER before
4934 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4936 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4938 * stmt.c (any_pending_cleanups): Don't crash when
4939 current_function->stmt is unset.
4941 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4943 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4944 other initializations that may use it for relative offsets.
4946 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4948 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4949 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4950 * config/i386/sol2dbg.h: Removed.
4951 * config/i386/sol2gas.h: New file, to enable gas work-around.
4952 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4953 Don't use sol2dbg.h.
4954 * configure: Rebuilt.
4956 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4958 * invoke.texi (-fthis-is-variable): Remove documentation.
4960 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4962 * basic-block.h (compute_bb_for_insn): Declare.
4963 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4964 to use; set size of basic_block_for_insn directly.
4965 (find_basic_blocks): Update.
4967 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4969 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4971 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4973 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4974 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4976 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4978 * c-decl.c (c_decode_option): Extend comment.
4980 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4982 * toplev.c (progname): Make 'const char *'
4983 (flag_print_mem): Move out of main.
4984 (version_flag): Move out of main.
4985 (filename): Move out of main.
4986 (debug_args): Remove g prefix from options.
4987 (documented_lang_options): Remove cpplib specific options.
4988 (display_help): Add g prefix to debug options.
4989 (check_lang_option): Delete this function.
4990 (decode_d_option): New function: Decode -d... option.
4991 (decode_f_option): New function: Decode -f... option.
4992 (decode_W_option): New function: Decode -W... option.
4993 (decode_g_option): New function: Decode -g... option.
4994 (independent_decode_option): New function: Decode a language
4995 independent command line option.
4996 (main): Invoke lang_decode_option and then
4997 independent_decode_option on each command line option in
5000 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
5002 Revert this change. Gavin's patch to operand_equal_p is a better fix.
5003 * fold-const.c (fold_range_test): Do not try to fold the range
5004 test if the rhs or lhs has side effects.
5006 * basic-block.h (compute_flow_dominators): Declare.
5008 * gcse.c (alloc_code_hoist_mem): New function.
5009 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
5010 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
5011 (hoist_code, one_code_hoisting_pass): Likewise.
5012 (gcse_main): If optimizing for size, then hoist expressions
5013 computed in multiple dominated basic blocks.
5015 * gcse.c (invalid_nonnull_info): New function.
5016 (delete_null_pointer_checks): Likewise.
5017 * rtl.h (delete_null_pointer_checks): Declare.
5018 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
5020 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
5021 (merge-blocks_move_successor_nojumps): Likewise.
5022 (merge_blocks): Allow merging of some blocks, even if it requires
5023 physical movement of the blocks, but not if it requires new jumps.
5025 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
5026 Callers and prototype changed.
5027 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
5029 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5031 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
5032 -YP when both -p and -pg are present. From i386/sol2.h.
5034 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5036 * Makefile.in (distclean): Delete tm_p.h.
5037 * configure.in: Create a new file, "tm_p.h", from a list in
5038 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
5039 "i386/i386-protos.h".
5041 * alias.c: Include "tm_p.h".
5042 * c-typeck.c: Likewise.
5043 * calls.c: Likewise.
5045 * emit-rtl.c: Likewise.
5046 * explow.c: Likewise.
5047 * expmed.c: Likewise.
5049 * final.c: Likewise.
5051 * fold-const.c: Likewise.
5052 * function.c: Likewise.
5054 * global.c: Likewise.
5055 * haifa-sched.c: Likewise.
5056 * integrate.c: Likewise.
5058 * local-alloc.c: Likewise.
5060 * optabs.c: Likewise.
5061 * recog.c: Likewise.
5062 * reg-stack.c: Likewise.
5063 * regclass.c: Likewise.
5064 * regmove.c: Likewise.
5065 * reload.c: Likewise.
5066 * reload1.c: Likewise.
5067 * reorg.c: Likewise.
5068 * resource.c: Likewise.
5070 * stor-layout.c: Likewise.
5071 * toplev.c: Likewise.
5073 * unroll.c: Likewise.
5074 * genattrtab.c (main): Make generated file include "tm_p.h".
5075 * genemit.c (main): Likewise.
5076 * genoutput.c (main): Likewise.
5077 * genrecog.c (main): Likewise.
5079 * i386.h: Delete all prototypes.
5080 * i386.c: Include "tm_p.h".
5081 (ix86_attr_length_default): Call constant_call_address_operand
5082 with correct number of arguments.
5083 * i386-protos.h: New file.
5084 * i386.md (unnamed patterns): Call constant_call_address_operand
5085 with correct number of arguments.
5086 (exception_receiver): Call load_pic_register with correct number
5089 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
5091 * c-pragma.c (mark_align_stack): Dereference the void* properly.
5093 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
5095 * rtl.h (insns_safe_to_move_p): New function.
5096 * loop.c (find_and_verify_loops): Use it.
5097 * rtlanal.c (insns_safe_to_move_p): Define it.
5099 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
5101 * c-pragma.c: Include ggc.h.
5102 * Makefile.in (c-pragma.o): Update.
5104 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5106 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
5107 (LIB_SPEC): Likewise.
5108 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
5109 Reindent -YP/-p/-pg.
5110 Copied from config/sparc/sol2.h.
5112 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
5114 * c-pragma.c (mark_align_stack): New.
5116 * c-pragma.h (init_pragma): Declare it.
5117 * c-lex.c (init_parse): Call it.
5119 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5121 * configure.in: Pick up thread library on Solaris/x86 just
5122 like on Solaris/sparc.
5123 * configure: Rebuilt.
5125 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
5127 * rtl.h (global_rtx_index): New enum.
5128 (global_rtl): Change to array of rtx.
5129 (pc_rtx, cc0_rtx): Redefine accordingly.
5130 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
5131 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
5132 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
5133 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
5134 (const_int_rtx): Change to array of rtx.
5135 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
5137 * emit-rtl.c (global_rtl): Change to array of rtx.
5138 (const_int_rtx): Change to aray of rtx.
5139 (gen_rtx_CONST_INT): Redefine accordingly.
5140 (init_emit_once): Allocate and initialize global_rtl. Likewise
5141 for const_int_rtx. Add both as GC roots.
5142 * genattrtab.c (global_rtl): Update declaration.
5144 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
5146 * Makefile (USER_H): Add iso646.h back.
5148 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
5150 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
5151 zapping the LOG_LINKS of sched_before_next_call.
5153 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
5154 * pa.c (insn_refs_are_delayed): Renamed from
5155 insn_sets_and_refs_are_delayed.
5157 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
5159 * functiion.h (struct function): Add x_whole_function_mode_p.
5160 (retrofit_block): Declare.
5161 * function.c (retrofit_block): New function.
5162 (identify_blocks): Add assertions. Allow an incomplete set of
5163 block notes if we're still generating code for the function.
5164 * integrate.c: Include loop.h.
5165 (expand_inline_function): Call find_loop_tree_blocks to map block
5166 notes to blocks when in whole-function mode. Use retrofit_block
5167 to insert new BLOCKs for the inlined function, rather than
5169 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
5170 * Makefile.in (integrate.o): Depend on loop.h.
5172 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5174 * tree.h (warn_about_unused_variables): Declare.
5175 * stmt.c (warn_about_unused_variables): New function, split out
5177 (expand_end_bindings): Here.
5179 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
5181 * stmt.c (preserve_subexpressions_p): Don't crash when
5182 current_function->stmt is unset.
5184 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
5186 * stmt.c (expand_start_bindings): Allow callers to pass a flag
5187 indicating that no NOTE_INSN_BLOCK_BEG note is required.
5188 (expand_start_target_temps): Use it.
5189 * except.c (expand_eh_region_start_for_decl): Likewise.
5190 * expr.c (expand_expr): Likewise.
5192 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
5194 * fold-const.c (operand_equal_p): Pay attention to side effects.
5196 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
5198 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
5199 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
5201 * tlink.c (scan_linker_output): Look for keywords before accepting
5202 a mangled name in quotes.
5204 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
5206 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
5207 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
5209 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
5211 * alpha.md: Revert Thu Nov 26 change that came in through the
5212 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
5213 Avoid earlyclobber when possible.
5215 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5217 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
5219 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
5220 Define HAVE_ON_EXIT.
5222 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5224 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
5225 CTYPE_CONV in all ctype macros.
5227 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
5230 * cexp.y (initialize_random_junk): Likewise.
5232 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
5234 * i370.c (handle_pragma): Likewise.
5236 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
5238 * v850.c (override_options): Likewise.
5240 * doprint.c (_doprnt): Likewise.
5242 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
5245 * fixinc/server.c (load_data): Likewise.
5247 * fold-const.c (real_hex_to_f): Likewise.
5249 * genattr.c (write_upcase, gen_attr): Likewise.
5251 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
5252 write_upcase): Likewise.
5254 * genemit.c (print_code): Likewise.
5256 * genopinit.c (gen_insn): Likewise.
5258 * genpeep.c (print_code): Likewise.
5260 * genrecog.c (print_code): Likewise.
5262 * optabs.c (init_libfuncs): Likewise.
5264 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
5266 * haifa-sched.c (sched_analyze): Keep the list of notes organized
5268 (reemit_notes): Likewise.
5270 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
5272 * ggc.h (ggc_root): Move to ggc-common.c.
5274 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
5275 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
5276 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
5277 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
5278 * ggc-common.c (ggc_root): Move from ggc.h.
5279 (roots): Declare, static.
5280 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
5281 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
5282 null or check/set mark bit.
5283 (ggc_mark_roots): New.
5284 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
5286 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
5288 * m32r.c: Include toplev.h.
5289 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
5290 (gen_compare): Rename swap_p to must_swap to match uses.
5291 Add default abort case.
5292 (m32r_output_function_epilogue): Remove unused variables.
5293 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
5294 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
5295 define to empty parameter list. Update all uses.
5296 (predicate decls): Use enum machine_mode not int.
5297 * m32r.md (movsi): Call abort, not fatal_insn.
5298 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
5300 1999-09-14 Andrew Haley <aph@cygnus.com>
5302 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
5303 use $0 instead of 0.
5305 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5307 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
5308 computation out of loop over hard regs.
5310 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
5312 * function.c (identify_blocks): Don't shadow a variable in an
5314 * integrate.c (integrate_decl_tree): Don't use pushlevel,
5315 pushdecl, or poplevel to build up the new BLOCK tree.
5316 (expand_inline_function): Likewise.
5317 (integrate_parm_decls): Likewise.
5319 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
5321 * c-typeck.c (qualify_type): Merge qualifiers from both types.
5323 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
5325 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
5326 * invoke.texi: Document this change.
5328 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
5330 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
5332 (mark_emit_status): Renamed from mark_emit_state.
5333 * except.c (mark_eh_status): Renamed from mark_eh_state.
5334 Check not null before marking.
5335 (free_eh_status): New.
5336 * expr.c (mark_expr_status, free_expr_status): New.
5337 * function.c (free_machine_status): New.
5338 (free_after_parsing): New.
5339 (free_after_compilation): Move bits to free_after_parsing; call
5340 free_eh_status, free_expr_status; zero the marked members of the
5342 (prepare_function_start): No can_garbage_collect.
5343 Call init_eh_for_function.
5344 (expand_dummy_function_end): Free up current_function state.
5345 (mark_function_status): Renamed from mark_function_state.
5346 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
5347 * function.h (struct function): No can_garbage_collect.
5348 (free_machine_status, free_after_parsing): Declare.
5349 (free_eh_status, free_expr_status): Declare.
5350 * ggc.h (mark_expr_status): Declare.
5351 * stmt.c (free_stmt_status): Free the struct.
5352 (mark_stmt_status): Renamed from mark_stmt_state.
5353 (init_stmt): Don't call init_eh.
5354 (init_stmt_for_function): Don't call init_eh_for_function.
5355 * toplev.c (compile_file): Call init_eh.
5356 (rest_of_compilation): Free basic block info before ggc_collect.
5357 Call free_after_parsing; conditionally call free_after_compilation.
5358 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
5359 Check not null before marking.
5360 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
5362 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
5364 * c-lex.c (yylex): Initialize warn.
5366 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
5368 * pa.c (emit_move_sequence): Properly set the mode of the scratch
5369 register when performing secondary reloads for the SAR register.
5371 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
5373 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
5374 (NOTE_BLOCK): New macro.
5375 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
5376 * function.h (identify_blocks): Change prototype.
5377 * function.c (identify_blocks): Simplify.
5378 (reorder_blocks): Likewise.
5379 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
5380 NOTE_INSN_BLOCK_{BEG,END}.
5381 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
5382 the list of saved notes if the note isn't a
5383 NOTE_INSN_BLOCK_{BEG,END}.
5384 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
5386 (reemit_notes): Adjust recreation of notes to reflect new saved
5388 * print-rtl.c (print_rtx): Print the address of the BLOCK when
5389 printing a block note.
5390 * stmt.c (block_vector): Remove.
5391 (find_loop_tree_blocks): Simplify.
5392 (unroll_block_trees): Likewise.
5393 * tree.h (reorder_block): Change prototype.
5395 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
5397 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
5398 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
5399 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
5400 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
5401 (atexit, exit): Simplify.
5402 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
5403 * config/lots: Remove defns of HAVE_ATEXIT.
5405 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
5407 * calls.c (precompute_arguments): Fix typo in comment.
5408 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
5411 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
5413 * dsp16xx.c (override_options): Fix typos in GC root registration.
5415 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
5417 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
5419 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
5420 (FUNCTION_PROFILER): Redefine appropriately for Linux.
5421 (CC1_SPEC): Likewise.
5423 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5425 * genattr.c (main): Add extern prototype. Call return, not exit.
5426 * genattrtab.c (main): Likewise.
5427 * gencheck.c (main): Likewise.
5428 * gencodes.c (main): Likewise.
5429 * genconfig.c (main): Likewise.
5430 * genemit.c (main): Likewise.
5431 * genextract.c (main): Likewise.
5432 * genflags.c (main): Likewise.
5433 * gengenrtl.c (main): Likewise.
5434 * genopinit.c (main): Likewise.
5435 * genoutput.c (main): Likewise.
5436 * genpeep.c (main): Likewise.
5437 * genrecog.c (main): Likewise.
5439 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
5440 * genattrtab.c (get_insn_name): Likewise.
5441 * gencodes.c (get_insn_name): Likewise.
5442 * genconfig.c (get_insn_name): Likewise.
5443 * genemit.c (get_insn_name): Likewise.
5444 * genextract.c (get_insn_name): Likewise.
5445 * genflags.c (get_insn_name): Likewise.
5446 * genopinit.c (get_insn_name): Likewise.
5447 * genpeep.c (get_insn_name): Likewise.
5449 * gencheck.c (usage): Add static prototype.
5450 * genextract.c (print_path): Constify a char*.
5451 * genopinit.c (optabs): Likewise.
5452 * genoutput.c (operand_data, data, output_predicate_decls,
5453 compare_operands): Likewise.
5454 * genrecog.c (write_tree): Add default case in switch.
5456 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5458 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
5460 * print-rtl.c (get_insn_name): Remove prototype.
5462 * toplev.h (progname): Declare const.
5464 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
5465 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
5466 dump_sched_info, dump_local_alloc, regset_release_memory,
5467 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
5468 error_with_file_and_line, error_with_decl, error_for_asm, error,
5469 fatal, warning_with_file_and_line, warning_with_decl, warning,
5470 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
5471 Remove redundant prototypes.
5473 (notice, check_lang_option, report_file_and_line, vnotice,
5474 mark_file_stack): Add static prototype.
5475 (set_fatal_function): Add prototype.
5476 (vnotice, report_file_and_line, set_fatal_function,
5477 check_lang_option): Constify a char*.
5478 (main): Prototype. Call return, not exit.
5480 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5482 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
5484 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
5486 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
5488 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
5490 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5492 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
5493 behave as if it's zero in all cases.
5494 (expand_function_start): Adjust call to assign_parms.
5495 * tree.h (assign_parms): Adjust prototype.
5496 * objc/objc-act.c (hack_method_prototype): Adjust call to
5499 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
5501 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
5502 arg_pointer_rtx fixed if the argument pointer register is
5504 (NONZERO_BASE_PLUS_P): Likewise.
5506 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
5508 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
5509 match_insn2 to match_insn.
5510 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
5512 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
5514 * Makefile.in (USER_H): Remove va-foo.h.
5516 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
5517 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
5518 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
5519 va-spur.h,va-v850.h}: Remove.
5521 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
5523 * sparc/sparc.md (eligible_for_return_delay): New attribute.
5524 (in_return_delay): Use it instead of match_insn.
5526 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5528 * config/alpha/va_list.h (va-alpha.h): Do not include.
5529 (__gnuc_va_list): Typedef as in varargs.h.
5531 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
5533 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
5534 DECL_LIVE_RANGE_RTL.
5536 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
5538 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
5539 not NOTE_BLOCK_NUMBER.
5540 (expand_eh_region_end): Likewise.
5541 (find_exception_handler_labels): Likewise.
5542 (scan_region): Likewise.
5543 (exception_optimize): Likewise.
5544 (update_rethrow_references): Likewise.
5545 (set_insn_eh_region): Likewise.
5546 * final.c (final_scan_insn): Likewise.
5547 * flow.c (make_edges): Likewise.
5548 * integrate.c (expand_inline_function): Likewise.
5549 * print-rtl.c (print_rtx): Likewise.
5551 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
5553 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
5554 terms of builtin functions and types.
5556 * mips.c (mips_build_va_list): New.
5557 (mips_va_start, mips_va_arg): New.
5558 * mips.h (BUILD_VA_LIST_TYPE): New.
5559 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5561 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
5562 (sh_build_va_list, sh_va_start, sh_va_arg): New.
5563 * sh.h (BUILD_VA_LIST_TYPE): New.
5564 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5566 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
5568 * recog.h (struct recog_data): Make dup_num, operand_address_p,
5569 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
5570 (struct insn_data): Likewise with n_operands, n_dups,
5571 n_alternatives, output_format.
5572 * regclass.c (scan_one_insn): Cast n_operands to int before
5573 arithmetic inside comparison.
5575 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5577 * toplev.c (compile_function): Unconditionally emit nop.
5579 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5581 * haifa-sched.c (actual_hazard): Move declaration of variable
5582 `this_cost' into the scope where it is used.
5584 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5586 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5587 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5588 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5590 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5592 * jump.c (find_insert_position): Don't declare or define unless
5593 !HAVE_conditional_arithmetic.
5594 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5596 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5598 * recog.c (offsettable_address_p): Prototype function pointer.
5599 (preprocess_constraints): Call memset, not bzero.
5601 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5602 (gcc_obstack_init): Don't declare.
5603 (fix_sizetype): Add static prototype.
5604 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5605 (tree_cons): Call memset, not bzero.
5607 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5608 definition in macro ASM_WEAKEN_LABEL.
5609 (mark_const_hash_entry): Add static prototype.
5611 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5613 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5615 * unroll.c (find_common_reg_term, subtract_reg_term,
5616 loop_find_equiv_value): Add static prototypes.
5617 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5618 (copy_loop_body): Remove unreachable break statement.
5620 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5622 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5624 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5626 Undo some changes from the gcc2 merge:
5627 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5628 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5632 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5633 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5634 initialized float-int union if the value is a NaN.
5636 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5638 * gthr-win32.h: New file.
5640 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5641 shared as a valid attribute.
5642 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5643 * extend.texi: Document `shared' variable attribute.
5645 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5647 * configure.in: Handle --enable-threads on FreeBSD.
5648 * configure: Rebuit.
5650 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5652 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5654 * configure: Rebuilt.
5656 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5657 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5658 Rosimildo DaSilva <rdasilva@connecttel.com>
5660 * configure.in (m68k-*-rtemscoff*): Added.
5661 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5662 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5663 sparc-rtems configuration.
5664 * configure.in (sparc-*-rtemself*): Added.
5665 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5666 * config/i386/rtems.h: Added comment.
5667 * config/sparc/rtemself.h: New file.
5669 * configure.in (m68k-rtemself): Added.
5670 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5671 and DWARF_DEBUGGING_INFO.
5672 * config/m68k/crti.s: New file.
5673 * config/m68k/crtn.s: New file.
5674 * config/m68k/t-crtstuff: New file.
5675 * config/m68k/rtemself.h: New file.
5677 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5678 global ctor/dtor and C++ exception handling.
5679 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5680 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5682 * config/i386/t-rtems-i386: New File.
5684 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5686 * stmt.c (expand_end_case): Return right away if the case stack is
5689 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5691 * Makefile.in (version.c): Remove rule incorrectly brought in from
5694 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5696 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5697 * msdos/top.sed: Take into account a prepended $(SHELL) to
5699 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5701 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5703 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5705 * regmove.c (fixup_match_1): Don't change an unchanging register.
5706 (stable_but_for_p): Renamed to:
5707 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5708 Changed all callers.
5710 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5712 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5713 insn from BL2 is after the insn from BL.
5715 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5717 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5718 (struct insn_data): Merge `template' and `outfun' into `output'.
5719 Add `output_format'.
5720 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5721 (struct data): Remove `outfun'; add `output_format'.
5722 (name_for_index): Remove declaration.
5723 (output_insn_data): Handle output formats.
5724 (process_template): Emit the bare array for @.
5725 (gen_expand, gen_split): Set output_format to NONE.
5726 * output.h (get_insn_template): Declare.
5727 * final.c (get_insn_template): New.
5728 (final_scan_insn): Use it.
5729 * toplev.c (compile_file): Likewise.
5731 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5732 * i860/i860.c (output_delayed_branch): Likewise.
5733 (output_delay_insn): Likewise.
5735 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5737 * rtl.c (obstack_alloc_rtx): Removed.
5739 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5741 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5743 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5745 * i386.c (call_insn_operand): Reject const_int.
5746 (expander_call_insn_operand): Use call_insn_operand.
5748 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5750 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5752 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5754 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5755 Use DImode operation.
5757 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5759 * gcc.c: Include sys/resource.h.
5760 (report_times): New flag.
5761 (execute): If report_times is set, calculate and report the
5762 CPU time consumed by each subprocess.
5764 (rus, prus): New globals.
5765 (option_map): Add --time.
5766 (display_help): Document -time.
5767 (process_command): Set report_times if -time is given.
5768 Turn off -pipe if -time is given.
5770 * invoke.texi: Document new option -time.
5772 * configure.in: Check for getrusage. Check if we have to
5773 prototype getrusage.
5774 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5775 * configure: Regenerate.
5776 * config.in: Regenerate.
5778 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5780 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5783 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5785 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5786 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5787 (nan): Return _thenan_sf or _thenan_df as appropriate.
5788 (L_thenan_sf): Define _thenan_sf.
5789 (L_thenan_df): Define _thenan_df.
5791 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5792 (DPBIT_FUNCS): Add _thenan_df.
5794 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5796 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5799 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5801 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5804 (lang_specific_driver): Don't take a function pointer parameter.
5805 All callers changed.
5807 * gcc.c: Include gcc.h.
5808 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5809 lang_specific_extra_outfiles, fatal): Don't declare.
5810 (multilib_defaults_raw): Constify.
5811 (read_specs): Call memset, rather than bzero.
5812 (main): Call return, not exit.
5813 (lookup_compiler): Call memcpy, not bcopy.
5814 (fatal): Make extern.
5816 * cppspec.c: Include gcc.h.
5817 (lang_specific_driver): Initialize variable `quote'. Constify a
5818 char*. All calls to the function pointer parameter now
5819 explicitly call `fatal'.
5821 * gccspec.c (lang_specific_driver): Include gcc.h.
5823 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5825 * arm.c (note_invalid_constants): Use recog_data.operand_type
5828 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5830 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5833 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5834 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5835 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5836 reload_secondary_in_reload, reload_secondary_out_reload,
5837 reload_secondary_in_icode, reload_secondary_out_icode,
5838 reload_reg_rtx, reload_when_needed): Delete declarations.
5839 (struct reload): New structure.
5840 (rld): Declare new array.
5841 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5842 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5843 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5844 reload_secondary_in_reload, reload_secondary_out_reload,
5845 reload_secondary_in_icode, reload_secondary_out_icode,
5846 reload_reg_rtx, reload_when_needed): Delete definitions.
5848 (whole file): Replace uses of the deleted arrays with uses of rld.
5849 * reload1.c (whole file): Replace uses of the deleted arrays with
5851 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5852 explicit loops, not with bcopy.
5854 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5856 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5857 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5858 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5859 insn_name): Delete and consolidate into new structures.
5860 (insn_operand_predicate_fn): New.
5861 (insn_output_fn): New.
5863 (struct insn_operand_data): New.
5864 (struct insn_data): New.
5866 (OUT_FCN): Update for insn_data change.
5867 * builtins.c (expand_builtin_strlen): Likewise.
5868 (expand_builtin_memcmp): Likewise.
5869 * combine.c (make_extraction, simplify_comparison): Likewise.
5870 * cse.c (canon_reg, cse_insn): Likewise.
5871 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5872 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5873 (emit_store_flag): Likewise.
5874 * expr.c (convert_move, emit_block_move): Likewise.
5875 (clear_storage, emit_push_insn, expand_increment): Likewise.
5876 (do_store_flag): Likewise.
5877 * expr.h (GEN_FCN): Likewise.
5878 (insn_gen_function): Die.
5879 * final.c (final_scan_insn): Update for insn_data change.
5880 (output_asm_name): Likewise.
5881 * function.c (fixup_var_refs_1): Likewise.
5882 * loop.c (check_dbra_loop): Likewise.
5883 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5884 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5885 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5886 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5887 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5888 * regmove.c (gen_add3_insn): Likewise.
5889 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5890 (find_reloads, find_reloads_address_1): Likewise.
5891 (debug_reload_to_stream): Likewise.
5892 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5893 * stmt.c (expand_end_case): Likewise.
5894 * toplev.c (compile_file): Likewise.
5896 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5897 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5899 * print-rtl.c (insn_name_ptr): Remove declaration.
5900 (get_insn_name): Declare.
5901 (print_rtx): Use it.
5902 * genoutput.c (insn_name_ptr): Remove.
5903 (next_operand_number): New.
5904 (struct operand_data): New.
5905 (null_operand, odata, odata_end): New.
5906 (struct data): Use struct operand_data.
5907 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5908 (get_insn_name): Renamed from name_for_index.
5909 (output_prologue): Define NO_MD_PROTOTYPES.
5910 (output_predicate_decls): Break out from output_epilogue.
5911 Iterate over the operands list.
5912 (output_operand_data): Break out from output_epilogue. Emit
5913 just the operands list.
5914 (output_insn_data): Break out from output_epilogue. Emit just
5916 (output_epilogue): Remove.
5917 (output_get_insn_name): New.
5918 (constraints, op_n_alternatives, predicates, address_p): Die.
5919 (modes, strict_low, seen): Die.
5920 (scan_operands): Take new param `d' instead of writing to
5921 seven global variables.
5922 (compare_operands): New.
5923 (place_operands): New.
5924 (validate_insn_alternatives): Update for struct data change.
5925 (gen_insn): Don't zero or copy 7 global arrays. Update for
5926 scan_operands; call place_operands.
5927 (gen_peephole, gen_expand, gen_split): Likewise.
5928 (main): Update for new output routines.
5930 * genattr.c (insn_name_ptr): Remove.
5931 (get_insn_name): New function.
5932 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5933 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5934 * genrecog.c: Likewise.
5936 * alpha.md (adddi3): Make `pattern' array static.
5938 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5940 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5941 c4x_cpu_version_string): Constify char *.
5942 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5943 c4x_cpu_version_string): Likewise.
5945 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5947 * tree.c (save_tree_status): Revert 10 Sep change.
5948 (restore_tree_status): Likewise. Call obstack_free with NULL
5949 before freeing the obstack proper.
5951 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5953 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5955 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5956 surrounding context.
5958 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5960 * tree.c (type_hash_canon): Put all types in the hash-table, when
5963 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5965 * recog.h (struct recog_data, recog_data): New.
5966 (recog_foo variables): Kill.
5967 * recog.c (recog_operand, recog_operand_loc): Kill.
5968 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5969 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5970 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5971 (recog_data): Define.
5972 (extract_insn): Update all recog_foo references to use recog_data.
5973 (preprocess_constraints, constrain_operands): Likewise.
5974 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5975 * genattrtab.c (main): Likewise.
5976 * genextract.c (main): Likewise.
5977 * genoutput.c: Likewise.
5978 * genrecog.c (write_subroutine, main): Likewise.
5979 * local-alloc.c (block_alloc): Likewise.
5980 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5981 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5982 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5983 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5984 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5985 (reload_cse_simplify_operands): Likewise.
5987 * arc/arc.c (arc_final_prescan_insn): Likewise.
5988 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5989 * h8300/h8300.c (notice_update_cc): Likewise.
5990 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5991 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5992 * mn10200/mn10200.c (notice_update_cc): Likewise.
5993 * mn10300/mn10300.c (notice_update_cc): Likewise.
5994 * romp/romp.c (update_cc): Likewise.
5995 * sparc/sparc.c (check_pic): Likewise.
5996 * v850/v850.c (notice_update_cc): Likewise.
5998 * genemit.c (main): Don't declare recog_operand.
6000 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
6002 * ggc.h (rtvec_def): Forward declare.
6003 (tree_node): Likewise.
6006 (ggc_set_mark_rtx): Add prototype.
6007 (ggc_set_mark_rtvec): Likewise.
6008 (ggc_set_mark_tree): Likewise.
6009 * ggc-simple.c (ggc_root): Don't define.
6010 (roots): Don't declare.
6011 (ggc_mark_rtx): Remove.
6012 (ggc_mark_rtvec): Likewise.
6013 (ggc_mark_tree): Likewise.
6014 (ggc_mark_varray): Likewise.
6015 (ggc_mark_tree_hash_table_entry): Likewise.
6016 (ggc_mark_tree_hash_table): Likewise.
6017 (ggc_set_mart_rtx): New function.
6018 (ggc_set_mark_rtvec): Likewise.
6019 (ggc_set_mark_tree): Likewise.
6020 (ggc_add_root): Remove.
6021 (ggc_add_rtx_root): Likewise.
6022 (ggc_remove_tree_root): Likewise.
6023 (ggc_add_string_root): Likewise.
6024 (ggc_add_tree_varray_root): Likewise.
6025 (ggc_add_tree_hash_table_root): Likewise.
6026 (ggc_del_root): Likewise.
6027 (ggc_mark_rtx_ptr): Likewise.
6028 (ggc_mark_tree_ptr): Likewise.
6029 (ggc_mark_string_ptr): Likewise.
6030 (ggc_mark_tree_varray_ptr): Likewise.
6031 (ggc_mark_tree_hash_table_ptr): Likewise.
6032 * ggc-common.c: New file.
6033 * Makefile.in (OBJS): Add ggc-common.o.
6034 (ggc-common.o): List dependencies.
6036 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
6038 * cppalloc.c (xstrdup): Use memcpy.
6039 * cpperror.c (cpp_print_containing_files): Don't use
6041 * cpplib.c (conditional_skip): Set temp->lineno.
6042 (do_endif): Make error message less obscure.
6043 (if_directive_name): New function.
6044 (cpp_get_token [case EOF]): Unwind the if stack and generate
6045 error messages for each unterminated conditional in this file.
6046 (parse_string): Do not behave differently if -traditional.
6048 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
6050 * builtins.c (expand_builtin_va_arg): Cope with an array-type
6051 va_list decomposing to pointer-type.
6052 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
6053 (rs6000_va_arg): Likewise.
6055 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
6057 * except.c (start_dynamic_handler): Compute size using
6058 STACK_SAVEAREA_MODE.
6060 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6062 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
6063 include directory headers. Don't define strrchr. Don't provide
6064 my_* replacement functions. Prefer PTR over `pointer_type'.
6065 Don't prototype system functions. Don't redefine getopt.
6067 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
6068 safe_read, safe_write, save_pointers, restore_pointers,
6069 is_id_char, in_system_include_dir, directory_specified_p,
6070 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
6071 find_corresponding_lparen, referenced_file_is_newer,
6072 save_def_or_dec, munge_compile_params, gen_aux_info_file,
6073 process_aux_info_file, identify_lineno, check_source,
6074 seek_to_line, forward_to_next_token_char, output_bytes,
6075 output_string, output_up_to, other_variable_style_function,
6076 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
6077 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
6078 find_static_definition, connect_defs_and_decs, add_local_decl,
6079 add_global_decls, needs_to_be_converted, visit_each_hash_node,
6080 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
6081 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
6082 scan_for_missed_items, edit_file, string_list_cons): Add static
6084 (standard_exec_prefix, target_machine, target_version,
6085 default_syscalls_dir, string_list, string_list_cons, find_file,
6086 do_cleaning): Constify a char*.
6087 (safe_read, safe_write): Use PTR, not a char*.
6088 (is_id_char): Take an int, not a char.
6089 (main): Add prototype. Call return, not exit.
6091 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
6093 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
6094 when comparing types.
6096 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
6098 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
6099 (strength_reduce): Release the varrays from the no-bivs early exit.
6101 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
6102 the loop over the registers.
6104 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
6106 (restore_tree_status): Check that instead when freeing the obstack.
6108 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
6110 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
6113 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6115 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
6116 operand size modifiers.
6118 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6120 * c-common.c (c_common_nodes_and_builtins): Don't build
6122 * c-common.h (enum c_tree_index and related accesor macros): Remove
6123 everything now declared in tree.h.
6124 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6125 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
6126 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
6127 (error_mark_node, void_type_node, char_type_node, integer_type_node,
6128 unsigned_type_node, ptr_type_node, va_list_type_node,
6129 integer_zero_node, null_pointer_node, integer_one_node): Delete.
6130 (init_decl_processing): Call build_common_tree_nodes and
6131 build_common_tree_nodes_2 instead of building their nodes here.
6132 Don't add roots for these nodes.
6133 * stor-layout.c (size_zero_node, size_one_node): Delete.
6134 (set_sizetype): Make a new node for bitsizetype each time.
6135 * tree.c (global_trees): New variable.
6136 (init_obstacks): Add a gc root for it.
6137 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6138 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
6139 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
6140 (build_common_tree_nodes): New function.
6141 (fix_sizetype): New function.
6142 (build_common_tree_nodes_2): New function.
6143 * tree.h (enum tree_index): New.
6144 (global_trees): Declare.
6145 Add accessor macros for all nodes now moved to global_trees.
6146 Delete their declarations.
6148 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
6150 * c-decl.c (finish_function): When processing a nested function,
6151 push and pop GC context around rest_of_compilation.
6153 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
6155 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
6156 Default ix86_arch to PROCESSOR_I386.
6157 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
6158 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
6159 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
6160 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
6161 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
6162 (EXTRA_SPECS): Remove deleted specs.
6164 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
6166 * function.c (assign_stack_local_1): Allocate from
6167 function->x_frame_offset, not frame_offset.
6169 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
6171 * ggc.h (lang_cleanup_tree): Remove.
6172 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
6173 * ggc-callbacks.c (lang_cleanup_tree): Remove.
6175 * c-decl.c (finish_struct): Use ggc_alloc to allocate
6176 TYPE_LANG_SPECIFIC when garbage collecting.
6177 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
6178 (lang_cleanup_tree): Remove.
6180 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6182 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
6183 * crtstuff.c: Not here.
6184 * dwarf2out.c: Or here.
6185 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
6188 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
6190 * function.h (free_after_compilation): Remove decl parameter.
6191 (free_varasm_status0: Likewise.
6192 (free_emit_status): Likewise.
6193 (free_stmt_status): Likewise.
6194 (free_after_compilation): Likewise.
6195 (init_lang_status): New variable.
6196 (free_lang_status): Likewise.
6197 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
6198 * function.c (init_lang_status): New variable.
6199 (free_lang_status): Likewise.
6200 (push_function_context_to): Don't set function::decl here.
6201 (free_after_copmilation): Make decl parameter implicit. Call
6202 free_lang_status if defined.
6203 (prepare_function_start): Call init_lang_status if defined.
6204 (init_function_start): Set function::decl here.
6205 * profile.c (output_func_start_profiler): Don't call pushdecl
6206 until we've actually started the function.
6207 * stmt.c (free_stmt_status): Make decl parameter implicit.
6208 * toplev.c (rest_of_compilation): Don't pass decl to
6209 free_after_compilation.
6210 * varasm.c (free_varasm_status): Likewise.
6212 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6214 * except.c (call_get_eh_context): Add root when allocating static
6217 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
6219 * arm.c: Include "ggc.h".
6220 (arm_add_gc_roots): New function.
6221 (arm_override_options): Call it.
6222 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
6224 * arm.md (define_asm_attributes): Add a pool_range attribute.
6226 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
6228 * extend.texi (Volatiles): New node.
6230 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
6232 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
6233 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
6234 (struct ggc_any): Replace `mark' with `magic_mark'.
6235 (ggc_alloc_string): Use memcpy, not bcopy.
6236 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
6237 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
6238 (ggc_free_any): New.
6239 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
6240 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
6241 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
6242 Use IS_MARKED. Use ggc_free_any.
6244 1999-09-09 Scott Bambrough <scottb@netwinder.org>
6246 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
6248 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
6250 * toplev.c (main): Always init_ggc.
6252 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
6254 * except.c (find_all_handler_type_matches): Free the list if
6255 we found no matches.
6257 * combine.c (SUBST): Break out to a real function do_SUBST.
6258 (SUBST_INT): Likewise.
6259 * gcse.c (free_pre_mem): Free `temp_bitmap'.
6260 (pre_insert): Free `inserted'.
6261 * loop.c (basic_induction_var): Always set `location'.
6263 * function.c (expand_function_end): Add initial_trampoline as a root.
6264 * rtl.h (init_varasm_once): Declare.
6265 * toplev.c (compile_file): Call it.
6266 * ggc-simple.c (ggc_mark_string_ptr): New.
6267 (ggc_add_string_root): New.
6268 (ggc_collect): Disable collection avoidance temporarily.
6269 * ggc.h (ggc_add_string_root): Declare.
6270 * except.c (create_rethrow_ref): Use ggc_alloc_string.
6271 * optabs.c (init_libfuncs): Likewise.
6272 * varasm.c (named_section): Use ggc_alloc_string.
6273 (make_function_rtl): Likewise.
6274 (make_decl_rtl): Likewise.
6275 (assemble_static_space): Likewise.
6276 (assemble_trampoline_template): Likewise.
6277 (output_constant_def): Likewise.
6278 (force_const_mem): Likewise.
6279 (mark_const_hash_entry): New.
6280 (mark_pool_sym_hash_table): New.
6281 (mark_varasm_state): Use it.
6282 (init_varasm_once): New.
6284 * expr.h (init_one_libfunc): Declare.
6285 * optabs.c (init_one_libfunc): New.
6286 (init_optabs): Use it.
6287 * config/gofast.h: Likewise.
6288 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
6289 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
6291 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6293 * Makefile.in (cppexp.o): Depend on cpphash.h.
6294 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
6296 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
6297 * cpplib.c (do_define): Generalise to handle poisoned definitions,
6298 redefining poisoned identifiers, etc.
6299 (do_undef): Don't allow poisoned identifiers to be undefined.
6300 (do_pragma): Add #pragma poison.
6301 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
6303 * cccp.c: Add T_POISON node type.
6304 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
6306 (do_define): Generalise to handle poisoned definitions,
6307 redefining poisoned identifiers, etc.
6308 (do_undef): Don't allow poisoned identifiers to be undefined.
6309 (do_pragma): Add #pragma poison.
6310 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
6312 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
6313 * c-pragma.h: Add ps_poison state. We now always have generic
6316 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
6318 * ggc.h (ggc_alloc): New function.
6319 (ggc_mark): Likewise.
6320 * ggc-simple.c (ggc_any): New structure.
6321 (ggc_status): Add anys.
6322 (n_anys_collected): New variable.
6323 (ggc_alloc): Define.
6324 (ggc_mark): Likewise.
6325 (ggc_collect): Collect the anys.
6327 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6329 * c-decl.c (mark_binding_level): Make static to match prototype.
6331 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
6333 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
6335 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
6337 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
6338 will use into account. Expand the max width to 5.
6341 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
6343 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
6346 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
6348 * alpha.md (call value patterns): Remove the result predicates.
6350 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
6352 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
6355 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6357 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
6358 changed from extern char *, to extern PTR. Also fix typo in
6359 NEED_DECLARATION_REALLOC test.
6361 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
6363 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6365 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
6366 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
6367 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
6368 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
6370 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
6372 * cccp.c (pcfinclude): Likewise.
6374 * global.c (allocno_compare): Likewise.
6376 * haifa-sched.c (rank_for_schedule): Likewise.
6378 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
6380 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
6382 * stupid.c (stupid_reg_compare): Likewise.
6384 * tree.c (_obstack_allocated_p): Likewise.
6386 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
6388 1999-09-08 Bruce Korb autogen@linuxbox.com
6390 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
6391 why "gperf -F" fails.
6392 * gcc/cp/Makefile.in: ditto
6393 * gcc/Makefile.in: ditto
6394 * gcc/java/Makefile.in: ditto
6396 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
6398 * lists.c: Include ggc.h.
6400 (init_EXPR_INSN_LIST_cache): Install it.
6402 * ggc-simple.c (init_ggc): Absorb the old init.
6403 (ggc_push_context): Use xcalloc.
6404 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
6405 (ggc_collect): Add [rvts] tags to the collection stats.
6407 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
6409 * cccp.c (main): Fix handling of -include and -imacros options.
6411 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
6413 * cpplib.c (cpp_push_buffer): Fix order of arguments.
6415 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6417 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
6420 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6422 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
6423 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
6424 and SET_DEST. Update comment.
6426 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6428 * config/c4x/c4x.c: Include ggc.h.
6429 (c4x_add_gc_roots): New function.
6430 (c4x_override_options): Call c4x_add_gc_roots.
6432 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
6434 * defaults.h (TARGET_ESC): Move ...
6435 * system.h: ... here, where Linas had it in the first place. Silly me.
6437 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
6439 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
6440 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
6441 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
6442 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
6443 * defaults.h (TARGET_ESC): Add default.
6445 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
6447 * configure.in: add i370-*-openedition, i370-*-mvs and
6448 i370-*-linux targets
6450 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
6452 * dsp16xxx.c: Include ggc.h
6453 (override_options): Mark GC roots.
6454 * mn10200.c: Include ggc.h.
6455 (asm_file_start): Mark GC roots.
6456 * tahoe.c: Include ggc.h.
6457 (extensible_operand): Mark GC roots.
6459 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
6461 * README: Add section discussing status of ELF ABI.
6462 * i370.c: Fix misc spelling mistakes.
6463 (i370_label_scan): Updated notes, exception handling.
6464 (i370_function_prolog): Simplify ELF stack handling.
6465 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
6466 (STACK_GROWS_DOWNWARD): ELF stack grows down.
6467 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
6468 * i370.md: (movdi): Add notes.
6469 (floatsidf2): Use stack not rtca for scratch float area.
6470 (iorsi3): Correct operand constraints.
6471 * x-oe: Restore TAROUTOPTS which are used by pax.
6473 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
6475 * rs6000.c: Include ggc.h.
6476 (rs6000_add_gc_roots): New function.
6477 (override_options): Call it.
6479 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
6481 * alpha.h (alpha_compare): New.
6482 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
6483 * alpha.c: Likewise for the definitions.
6484 (alpha_emit_conditional_branch): Update for alpha_compare.
6485 (alpha_emit_conditional_move): Likewise.
6486 * alpha.md (cmpdf, cmpdi): Likewise.
6487 (setcc patterns): Likewise. Zero alpha_compare after use.
6488 (sne): Optimize (x != 0) into (0U < x).
6490 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
6492 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
6493 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
6494 (INIT_EXPANDERS): Remove.
6495 * alpha.c: Include ggc.h.
6496 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
6497 (alpha_init_machine_status, alpha_mark_machine_status): New.
6498 (override_options): Install them.
6499 (struct machine_function): Moved to alpha.h.
6500 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
6501 (alpha_init_expanders): Remove.
6502 (alpha_return_addr): Adjust to use current_function->machine.
6503 (alpha_ra_ever_killed): Likewise.
6504 (alpha_expand_epilogue): Likewise.
6505 * alpha.md (eh_epilogue): Likewise.
6507 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
6508 Melissa O'Neill <oneill@cs.sfu.ca>
6509 Geoffrey Keating <geoffk@cygnus.com>
6511 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
6512 call-used registers (call-saved registers must still be contiguous
6513 and end with r31, of course).
6515 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
6517 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
6518 (self_promoting_type_p): Delete.
6519 (self_promoting_args_p): Move ...
6520 * c-common.c: ... here.
6521 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
6522 (simple_type_promotes_to): New.
6523 * builtins.c (lang_type_promotes_to): New.
6524 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
6525 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
6526 * c-common.h: ... here.
6527 (self_promoting_args_p, simple_type_promotes_to): Declare.
6528 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
6529 (grokdeclarator): Likewise.
6530 * tree.h (lang_type_promotes_to): Declare.
6532 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
6534 Add some machine-dependent GC roots.
6535 * sparc.c: Include ggc.h.
6536 (sparc_add_gc_roots): New function.
6537 (mark_ultrasparc_pipeline_state): Likewise.
6538 (override_options): Call sparc_add_gc_roots.
6539 * pa.c: Include ggc.h.
6540 (pa_add_gc_roots): New function.
6541 (mark_deferred_plabels): Likewise.
6542 (override_options): Call pa_add_gc_roots.
6543 * mips.c: Include ggc.h.
6544 (mips_add_gc_roots): New function.
6545 (override_options): Use it.
6547 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6549 * cpperror.c (cpp_file_line_for_message): Constify a char*.
6551 * cppexp.c (parse_number, parse_charconst, cpp_lex,
6552 cpp_parse_expr): Add static prototypes.
6553 (parse_charconst): Don't cast away const-ness.
6554 (token): Constify a char*.
6556 * cppfiles.c (file_name_list, include_hash, find_include_file,
6557 finclude, initialize_input_buffer): Constify a char*.
6558 (file_cleanup, find_position): Add static prototypes.
6560 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
6561 collect_expansion): Add static prototypes.
6562 (cpp_install, create_definition, monthnames): Constify a char*.
6564 * cpphash.h (cpp_install): Likewise.
6566 * cppinit.c (known_suffixes, default_include,
6567 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
6568 (base_name, dump_special_to_buffer, initialize_dependency_output):
6569 Add static prototypes.
6571 * cpplib.c (my_strerror): Constify a char*.
6572 (null_underflow, null_cleanup, skip_comment, copy_comment,
6573 copy_rest_of_line, handle_directive, pass_thru_directive,
6574 get_directive_token, read_line_number, cpp_print_file_and_line,
6575 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6576 v_cpp_warning_with_line, detect_if_not_defined,
6577 consider_directive_while_skipping): Add static prototypes.
6578 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6579 cpp_pedwarn_with_file_and_line): Constify a char*.
6581 * cpplib.h (cpp_options, include_hash, progname, definition,
6582 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6583 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6584 find_include_file, deps_output, include_hash): Constify a char*.
6586 * cppmain.c (progname): Constify.
6587 (main): Add prototype. Use return, not exit.
6589 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6590 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6591 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6592 check_protection): Add static prototype.
6594 (progname, recognized_macrom, recognized_extern): Constify a char*.
6595 (main): Add prototype.
6597 * gen-protos.c (progname): Constify a char*.
6599 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6601 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6602 (init_emit_once): Add more GC roots.
6603 * except.c (mark_func_eh_entry): New function.
6604 (mark_eh_node): Mark false_label and rethrow_label.
6605 (init_eh): Add more GC roots.
6606 * function.c (free_after_compilation): Take decl as a paramter.
6607 Call free_stmt_status.
6608 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6610 * function.h (free_after_compilation): Change prototype.
6611 (free_varasm_status): Likewise.
6612 (free_emit_status): Likewise.
6613 (free_stmt_status): New function.
6614 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6615 Remove, replacing with ...
6616 (ggc_status): New structure.
6617 (ggc_chain): New variable.
6619 (ggc_push_context): New function.
6620 (ggc_pop_context): Likewise.
6621 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6622 (ggc_alloc_rtvec): Likewise.
6623 (ggc_alloc_tree): Likewise.
6624 (ggc_alloc_string): Likewise.
6625 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6626 (ggc_mark_tree): Give language-dependent code a chance to mark
6628 (ggc_mark_tree_varray): Handle empty arrays.
6629 (ggc_collect): Adjust for use of ggc_chain. Clear
6630 bytes_alloced_since_last_gc.
6631 * ggc.h (ggc_pop_context): New function.
6632 (ggc_push_context): Likewise.
6633 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6634 * stmt.c (free_stmt_status): New function.
6635 (init_stmt_for_function): Clear last_expr_value.
6636 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6637 Conditionalize call to ggc_collect.
6638 (main): Call init_ggc.
6639 * tree.c (push_obstacks): Do the push, even when GC'ing.
6640 (push_obstacks_nochange): Likewise.
6641 (pop_obstacks): Liekwise.
6642 * varasm.c (free_varasm_status): Take decl as a parameter.
6644 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6646 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6647 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6648 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6649 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6651 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6653 * pa/x-pa-mpeix: New file for the MPE port.
6655 * pa/quadlib.asm: New file for long double support.
6657 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6658 * configure: Rebuilt.
6660 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6662 * final.c (shorten_branches): Fix last change.
6664 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6666 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6668 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6670 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6673 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6675 * c-aux-info.c (concat): Don't define.
6677 * cccp.c (my_strerror): Likewise. All callers changed to use
6679 (do_include): Call xstrdup, not xmalloc/strcpy.
6680 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6681 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6683 * collect2.c (my_strsignal): Likewise. All callers changed to use
6685 (locatelib): Call xstrdup, not xmalloc/strcpy.
6687 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6689 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6691 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6693 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6695 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6697 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6699 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6701 (find_all_handler_type_matches): Likewise. Don't check return
6703 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6704 xmalloc, not malloc.
6705 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6707 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6708 (init_spec): Call xcalloc, not xmalloc/bzero.
6709 (set_spec): Call xstrdup, not save_string.
6710 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6711 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6712 (process_command): Call xstrdup, not save_string.
6713 (main): Call xcalloc, not xmalloc/bzero.
6715 * gcov.c (xmalloc): Don't define.
6716 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6717 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6718 (output_data): Call xcalloc, not xmalloc/bzero.
6720 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6722 * mips-tdump.c (xmalloc): Don't define.
6723 (print_symbol): Call xmalloc, not malloc.
6724 (read_tfile): Call xcalloc, not calloc.
6726 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6727 Don't define. All callers of xfree/my_strsignal changed to use
6728 free/strsignal instead.
6729 (allocate_cluster): Call xcalloc, not calloc.
6731 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6732 Fix memory leak, free allocated memory.
6734 * prefix.c (translate_name): Call xstrdup, not save_string.
6735 (update_path): Likewise.
6737 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6739 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6740 Don't define. Callers of xfree/savestring2 changed to use
6741 free/concat instead.
6743 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6744 (init_elim_table): Likewise.
6746 * resource.c (init_resource_info): Likewise.
6748 * stupid.c (stupid_life_analysis): Likewise.
6750 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6751 (open_dump_file): Call concat, not xmalloc/strcpy/...
6752 (clean_dump_file): Likewise.
6753 (compile_file): Call xstrdup, not xmalloc/strcpy.
6755 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6757 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6758 * v850.c (v850_va_arg): New.
6760 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6762 * haifa-sched.c: Tidy comments.
6764 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6766 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6767 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6768 $(out_object_file)): Depend on ggc.h.
6769 * c-common.c: Include "ggc.h".
6770 (combine_strings): If doing GC, use ggc_alloc_string.
6771 * c-decl.c: Include "ggc.h".
6772 (ggc_p): Define with value 0.
6773 (mark_binding_level): New function.
6774 (init_decl_processing): Add GC roots.
6775 (mark_c_function_context): New function.
6776 (lang_mark_false_label_stack): New function.
6777 (lang_mark_tree): New function.
6778 (lang_cleanup_tree): New function.
6779 * c-lang.c: Include "ggc.h".
6780 (lang_init): Call c_parse_init.
6781 * c-lex.c: Include "ggc.h".
6782 (check_linenum): If doing GC, don't copy filenames to permanent
6784 * c-parse.in: Include "ggc.h".
6785 (c_parse_init): New function.
6786 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6787 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6789 * except.c (mark_eh_state): Mark more state.
6790 * function.c (mark_function_state): Likewise.
6791 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6792 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6793 * toplev.c (mark_file_stack): New function.
6794 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6795 (main): Add root for input_file_stack.
6797 * i386.c: Include "ggc.h".
6798 (ix86_mark_machine_status): New function.
6799 (override_options): Set mark_machine_status.
6801 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6803 * tree.c (copy_node): Copy node contents also if doing GC.
6805 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6807 * collect2.c (scan_libraries): Fix double-thinko :-).
6809 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6811 * collect2.c (scan_libraries): Fix thinko.
6813 * cse.c (delete_trivially_dead_insns): Do not skip the last
6814 insn if it is a real insn.
6816 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6818 * Makefile.in (ggc-simple.o): Depend on hash.h.
6819 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6820 (ggc_mark_tree_varray): Likewise.
6821 (ggc_mark_tree_hash_table): Likewise.
6822 * ggc-simple.c: Include hash.h.
6823 (ggc_mark_tree_hash_table_ptr): New function.
6824 (ggc_mark_tree_hash_table_entry): Likewise.
6825 (ggc_mark_tree_hash_table): Likewise.
6826 (ggc_add_tree_hash_table_root): Likewise.
6827 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6828 rtx, when defining fields.
6830 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6832 * profile.c (output_func_start_profiler): Remove apparently
6833 nonsensical call to start_sequence.
6835 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6837 * clipper/clipper.c (clipper_va_start): Fix typos.
6839 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6840 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6841 (spur_va_arg): New stub.
6843 * configure.in: Comment out pyramid.
6845 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6847 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6848 don't conflict with the bits that win32, cygwin, and dgux
6851 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6852 Bernd Schmidt <bernds@cygnus.co.uk>
6854 * integrate.c (function_cannot_inline_p): Do not inline
6855 functions with forced labels.
6857 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6858 Bernd Schmidt <bernds@cygnus.co.uk>
6859 Mark Mitchell <mark@codesourcery.com>
6861 * Makefile.in (ggc-simple.o): Depend on varray.h.
6862 (rtl.o): Depend on ggc.h.
6863 (genattrtab.o): Depend on ggc.h.
6864 (print-tree.o): Likewise.
6865 (fold-const.o): Likewise.
6866 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6867 (make_insn_raw): Don't cache insns when GC'ing.
6868 (emit_insn_before): Likewise.
6869 (emit_insn_after): Likewise.
6870 (emit_insn): Likewise.
6871 (start_sequence): Use xmalloc to allocate the sequence_stack.
6872 (end_sequence): Add free to free it.
6873 (gen_sequence): Don't cache insns when GC'ing.
6874 (clear_emit_caches): Don't use sequence_element_free_list.
6875 (init_emit): Use xcalloc, not xmalloc+bzero.
6876 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6877 * function.c (pop_function_context_from): Use free to free the
6878 fixup_var_refs_queue.
6879 (put_reg_into_stack): Allocate it with xmalloc.
6880 * genattrtab.c: Include ggc.h.
6881 (operate_exp): Don't use obstack_free when GC'ing.
6882 (simplify_cond): Likewise.
6883 (simplify_text_exp): Likewise.
6884 (optimize_attrs): Likewise.
6885 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6887 (gencode): Generate a #include for ggc.h.
6888 * ggc-callbacks.c (ggc_p): Define it to zero.
6889 * ggc-none.c (ggc_p): Likewise.
6890 * ggc-simple.c: Include varray.h.
6891 (ggc_mark_tree_varray): New function.
6892 (ggc_add_tree_varray_root): Likewise.
6893 (ggc_mark_tree_varray_ptr): Likewise.
6894 * ggc.h (ggc_p): Declare.
6895 (varray_head_tag): Likewise.
6896 (ggc_add_tree_varray_root): Declare.
6897 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6898 inconsistencies when GC'ing.
6899 * rtl.c: Include ggc.h.
6900 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6901 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6902 (rtx_free): Don't call obstack_free when GC'ing.
6903 * toplev.c (rest_of_compilation): Call ggc_collect after every
6905 * tree.c (push_obstacks): Do nothing, if GC'ing.
6906 (pop_obstacks_nochange): Likewise.
6907 (pop_obstacks): Likewise.
6908 (make_node): Use ggc_alloc_tree when GC'ing.
6909 (copy_node): Likewise.
6910 (get_identifier): Use ggc_alloc_string when GC'ing.
6911 (build_string): Likewise.
6912 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6913 (tree_cons): Likewise.
6915 (type_hash_canon): Don't call obstack_free when GC'ing.
6917 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6919 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6920 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6922 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6923 Bernd Schmidt <bernds@cygnus.co.uk>
6924 Mark Mitchell <mark@codesourcery.com>
6926 * Makefile.in (stor-layout.o): Depend on ggc.h.
6927 (expr.o): Depend on ggc.h.
6928 (profile.o): Depend on ggc.h.
6929 (stor-layout.o): Depend on ggc.h.
6930 * emit-rtl.c (init_emit_once): Add gc roots.
6931 * expr.c: Include ggc.h.
6932 (emit_block_move): Add gc roots.
6933 (clear_storage): Likewise.
6934 * expr.h (init_stor_layout_once): New function.
6935 * profile.c: Include ggc.h.
6936 (init_arc_profiler): profiler_label is a root.
6937 * scan.c (make_sstring_space): Trust xrealloc to function
6938 correctly with first parameter NULL.
6939 * stor-layout.c: Include ggc.h.
6940 (set_sizetype): Add gc root.
6941 (init_stor_layout_once): New function.
6942 * toplev.c (compile_file): Call it.
6944 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6945 Bernd Schmidt <bernds@cygnus.co.uk>
6946 Mark Mitchell <mark@codesourcery.com>
6948 * Makefile.in (tree.o): Depend on ggc.h.
6949 (varasm.o): Likewise.
6950 (function.o): Likewise.
6952 (except.o): Likewise.
6953 (optabs.o): Likewise.
6954 (emit-rtl.o): Likewise.
6955 * emit-rtl.c: Include ggc.h.
6956 (sequence_element_free_list): Remove, and all references.
6957 (mark_sequence): New functions.
6958 (mark_emit_state): New function.
6959 * except.c: Include ggc.h.
6960 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6961 (mark_tree_label_node): New functions.
6962 (mark_eh_state): New function.
6963 * function.c: Include ggc.h.
6964 (mark_temp_slot, mark_function_chain): New functions.
6965 (mark_function_state): New function.
6966 (init_function_once): New function.
6967 * function.h (init_function_once): New function.
6968 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6969 * ggc.h (label_node): Declare.
6970 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6971 (lang_mark_false_label_stack): New function.
6972 (mark_temp_slot): Remove declaration.
6973 (mark_function_chain): Likewise.
6974 (mark_eh_state): Adjust prototype.
6975 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6977 * optabs.c: Include ggc.h.
6978 (mark_optab): New function.
6979 (init_optabs): Add gc roots.
6980 * stmt.c: Include ggc.h.
6981 (mark_cond_nesting, mark_loop_nesting): New functions.
6982 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6983 (mark_stmt_state): New function.
6984 * toplev.c (compile_file): Call init_function_once.
6985 * tree.c: Include ggc.h.
6986 (type_hash): Move declaration earlier in file.
6987 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6988 (init_obstacks): Add gc roots.
6989 (mark_type_hash): New function.
6990 * varasm.c: Include ggc.h.
6991 (mark_pool_constant): New function.
6992 (mark_varasm_state): New function.
6994 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6996 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6998 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7000 * c-decl.c (struct language_function): Renamed from struct c_function.
7002 (c_function_chain): Delete.
7003 (push_c_function_context): New arg F. Don't warn about nested
7004 functions here. Fill LANGUAGE elt of F. Delete code to update
7005 c_function_chain. Don't call push_function_context.
7006 (pop_c_function_context): New arg F. Restore from there instead of
7007 from c_function_chain. Don't call pop_function_context. Clear out
7008 LANGUAGE field of F when done.
7009 * c-lang.c: Include "function.h"
7010 (lang_init): Initialize save_lang_status and restore_lang_status.
7011 * c-parse.in (nested_function, nested_function_notype): Warn about
7012 nested functions. Call push_function_context/pop_function_context
7013 instead of the _c_ variants.
7014 * c-tree.h (push_c_function_context, pop_c_function_context): Update
7016 * Makefile.in (c-lang.o): Update dependencies.
7018 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
7019 regno_pointer_flag, regno_pointer_align.
7020 (gen_reg_rtx): Use xrealloc to enlarge them.
7021 (free_emit_status): New function.
7022 * function.c (mark_machine_status, mark_lang_status): New variables.
7023 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
7024 in some bits from assign_stack_local. All callers changed to use new
7026 (assign_stack_local): Just call assign_stack_local_1.
7027 (free_after_compilation): New function.
7028 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
7029 (trampoline_address): Likewise.
7030 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
7031 (prepare_function_start): Explicitly clear some more variables.
7032 * function.h (struct function): New elt can_garbage_collect.
7033 (mark_machine_status, mark_lang_status): Declare variables.
7034 (free_after_compilation, free_emit_status, free_varasm_status,
7035 init_varasm_status): Declare functions.
7036 * toplev.c (rest_of_compilation): Call free_after_compilation when
7037 done with the current function.
7038 * varasm.c (free_varasm_status): New function.
7040 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
7042 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
7043 (EXPAND_BUILTIN_VA_ARG): Define.
7044 * sparc.c (sparc_va_start): New.
7045 (sparc_va_arg): New.
7047 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7049 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
7051 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7053 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
7055 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
7057 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
7059 (ggc-callbacks.o): New target.
7060 * ggc-callbacks.c: New file.
7062 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7064 * expr.h: Collapse individual optab and libfunc vars to arrays.
7065 (optab_index, libfunc_index): New enumerations.
7066 (optab_table, libfunc_table): New arrays.
7067 Add accessor macros for both.
7069 * optabs.c (optab_table, libfunc_table): New.
7070 Delete declarations for individual optab and libfunc vars.
7072 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
7074 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
7076 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
7078 * Makefile.in (GGC, GGC_LIB): New.
7079 (HOST_RTL): Include ggc-none.o.
7080 (ggc-simple.o): New target.
7081 (ggc-none.o): Likewise.
7082 * tree.h (tree_common): Add gc_mark.
7083 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
7084 (struct rtvec_def): Add gc_mark.
7085 * emit-rtl.c (global_rtl): Update static initializers to contain
7086 enough initializers.
7087 * ggc.h, ggc-none.c, ggc-simple.c: New files.
7088 * toplev.c (gc_time): New variable.
7089 (all_time): New variable.
7090 (compile_file): Print gc time.
7091 (print_time): Calculate percentage of the whole.
7093 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7095 Change obstack memory management and varasm constant pool handling so
7096 that nested functions are treated like any other functions.
7097 * function.c (init_machine_status): New variable.
7098 (push_function_context_to): Set contains_functions for the outer
7099 function. Don't call save_varasm_status.
7100 (pop_function_context_from): Don't call restore_varasm_status. Don't
7101 set current_function_contains_functions.
7102 (prepare_function_start): Call init_varasm_status rather than
7103 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
7105 * function.h (struct function) Add field varasm. Delete fields
7106 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
7107 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
7108 (init_machine_status): Declare.
7109 (save_varasm_status, restore_varasm_status): Delete declarations.
7110 (save_tree_status, restore_tree_status): Delete last argument.
7111 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
7112 code. All callers changed.
7113 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
7114 save_constants_in_decl_trees, restore_constants, save_constants,
7115 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
7117 (inlining): New variable.
7118 (reg_map, label_map, insn_map, orig_asm_operands_vector,
7119 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
7121 (save_for_inline_nocopy): Don't save constants.
7122 Don't set inl_emit field in current_function.
7123 (expand_inline_function): Use emit field, not inl_emit, of the inlined
7124 function. Set new variable inlining before
7125 calling copy_rtx_and_substitute.
7126 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
7127 constant pool references if inlining is nonzero.
7128 Delete ADDRESS and (most of the) CONST cases.
7129 (output_inline_function): Save and restore current_function/
7130 current_function_decl. Delete restore_constants code. Don't call
7131 init_const_rtx_hash_table.
7132 * output.h (init_const_rtx_hash_table): Don't declare.
7133 * rtl.h (struct function): Declare.
7134 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
7135 * toplev.c (rest_of_compilation): Don't treat nested functions or
7136 functions containing them specially. Delete all code to deal with
7137 save_for_inline_copying.
7138 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
7139 inline_obstacks): Delete variables.
7140 (save_tree_status): Lose arg CONTEXT. All callers changed.
7141 Simply allocate a new function_maybepermanent_obstack for the new
7142 function, delete all the special cases.
7143 Don't save inline_obstacks.
7144 (restore_tree_status): Lose arg CONTEXT. All callers changed.
7145 Delete special handling for function_maybepermanent_obstack; simply
7147 Don't restore inline_obstacks.
7148 (permanent_allocation): Delete code that frees inline_obstacks.
7149 (print_inline_obstack_statistics): Delete function.
7150 (dump_tree_statistics): Don't call it.
7151 * varasm.c (struct varasm_status): New.
7152 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
7153 last_pool, pool_offset, const_double_chain): Delete global
7154 variables, replace with accessor macros.
7155 (immed_double_const): Don't walk const_double_chain outside a
7156 function, but don't treat nested functions specially anymore.
7157 (immed_real_const_1): Likewise.
7158 (clear_const_double_mem): Don't treat nested functions specially.
7159 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
7160 (save_varasm_status, restore_varasm_status): Delete functions.
7161 (init_varasm_status): New function.
7162 (force_const_mem): Don't treat nested functions specially.
7163 (find_pool_constant): Accept new arg F, search for constants in
7164 that function's pool rather than the current one. All callers
7166 (get_pool_constant_for_function, get_pool_mode_for_function): New
7169 * i386.c (init_386_machine_status): New function, mostly from
7170 clear_386_stack_locals.
7171 (struct machine_functions): Rename element names to avoid name
7173 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
7174 macros, replacing global variables.
7175 (clear_386_stack_locals, save_386_machine_status,
7176 restore_386_machine_status): Delete functions.
7177 (override_options): Initialize init_machine_status.
7178 * i386.h (INIT_EXPANDERS): Delete macro.
7179 (save_386_machine_status, restore_386_machine_status,
7180 clear_386_stack_locals): Delete declarations.
7182 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7184 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
7185 (doloop_begin): Simplify pattern and use emit_jump_insn.
7186 (doloop_end): Simplify pattern, switch operand order,
7187 and use emit_jump_insn.
7189 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7191 * function.h (struct function): Add new element LANGUAGE.
7192 (save_lang_status): Declare new variable.
7193 (restore_lang_status): Likewise.
7194 * function.c (save_lang_status): Define.
7195 (restore_lang_status): Likewise.
7196 (push_function_context_to): Call language-specific save function.
7197 (pop_function_context_from): Call language-specific restore function.
7199 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7201 * i386.md (movsf_1): Check REG_P before use of REGNO.
7202 (movdf_1): Likewise.
7203 (movxf_1): Likewise.
7204 (extendsfdf2): Likewise.
7205 (extendsfxf2): Likewise.
7206 (extenddfxf2): Likewise.
7208 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7210 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
7211 constants into memory.
7212 (c4x_shiftable_constant): New function.
7213 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
7214 (c4x_shiftable_constant): Declare.
7215 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
7216 ashlqi3_noclobber): Add new patterns and associated splitters.
7218 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
7220 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
7221 * dwarf2out.c (dwarf2out_frame_init): Likewise.
7222 * final.c (shorten_branches): Likewise.
7223 * global.c (global_alloc): Likewise.
7224 * haifa-sched.c (build_control_flow): Likewise.
7225 * stmt.c (check_for_full_enumeration_handling): Likewise.
7226 (estimate_case_costs): Likewise.
7228 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
7230 * rtl.h (RTL_CHECKC2): Fix typo in last change.
7232 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
7234 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
7235 (recompute_reg_usage): Likewise.
7236 * rtlanal.c (find_regno_fusage): Likewise.
7238 * rtl.c (rtl_check_failed_code1): New function.
7239 (rtl_check_failed_code2): New.
7240 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
7241 (RTL_CHECKC1, RTL_CHECKC2): New.
7242 (XC*): New accessor macros.
7243 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
7244 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
7245 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
7246 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
7247 (TRAP_*, RANGE_INFO_*): Likewise.
7249 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7251 * Makefile.in (tlink.o): Don't depend on toplev.h.
7253 * collect2.c (c_file, o_file, export_file, import_file, ldout,
7254 output_file, nm_file_name, ldd_file_name, strip_file_name,
7255 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
7256 add_prefix, prefix_from_env, prefix_from_string, do_wait,
7257 fork_execute, maybe_unlink, add_to_list,
7258 extract_init_priority, write_list, dump_list,
7259 dump_prefix_list, write_list_with_asm, write_c_file,
7260 write_c_file_stat, write_c_file_glob, scan_prog_file,
7261 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
7262 ignore_library, extract_string, notice, dump_file, target_machine,
7263 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
7264 read_file, print_load_command): Constify a char*.
7265 (fdopen, error, fatal, fatal_perror): Don't prototype.
7266 (my_strerror): Remove. All callers use xstrerror instead.
7267 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
7268 (main): Add prototype. Constify lots of char* ptrs. Change calls
7269 to xcalloc/strcpy/strcat/... to one call to concat.
7270 (main, scan_prog_file, scan_libraries): Use an intermediate
7271 `const char **' to build an argv array.
7272 (mapfile, libselect, libcompare, locatelib): Add prototypes.
7274 * collect2.h (collect_execute, collect_wait, dump_file,
7275 file_exists): Constify a char*.
7276 (ldout, c_file_name, temporary_obstack, permanent_obstack,
7277 temporary_firstobj, vflag, debug): Add extern declarations.
7278 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
7280 * tlink.c: Don't include toplev.h.
7281 (vflag, debug, ldout, c_file_name, temporary_obstack,
7282 permanent_obstack, temporary_firstobj): Don't declare.
7283 (tlink_execute, frob_extension, symbol_hash_lookup,
7284 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
7285 recompile_files, read_repo_files, demangle_new_symbols,
7286 scan_linker_output): Constify a char*.
7287 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
7288 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
7290 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
7292 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
7293 (relative) rather than jsr (absolute) subroutine call insns.
7294 * config/m68k/m68k-coff.h: Ditto.
7296 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
7298 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
7299 now rework these too.
7300 (arm_reorg): If an insn can't reach the end of the current pool,
7301 ensure that we emit that pool before the insn.
7303 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
7305 * tlink.c (scan_linker_output): Skip the initial underscore in
7306 a mangled name if appropriate.
7308 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7310 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
7311 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
7312 error_with_ivar, gen_declarator, create_builtin_decl,
7313 my_build_string, generate_descriptor_table, generate_ivars_list,
7314 generate_dispatch_table, check_protocols, TAG_GETCLASS,
7315 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
7316 dump_base_name, lang_decode_option, build_encode_expr,
7317 start_class, finish_class, encode_pointer, really_start_method,
7318 gen_declaration, dump_interface, handle_class_ref, handle_impent):
7320 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
7321 Add static prototypes.
7322 (build_objc_string_decl, build_selector_reference_decl,
7323 encode_bitfield, build_class_reference_decl): Remove unused
7324 parameter, all callers changed.
7325 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
7326 (objc_printable_name): Likewise. Change second parameter to type int.
7327 (init_objc): Use memcpy, not bcopy, to avoid casts.
7329 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
7331 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
7332 reg notes on a deleted insn.
7333 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
7335 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
7337 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
7339 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7341 * stmt.c (expand_asm_operands): Fix index into inout_mode when
7344 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
7346 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
7347 * tm.texi (MD_ASM_CLOBBERS): Document it.
7349 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
7351 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
7352 * except.c (expand_rethrow): Remove unused variable.
7353 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
7354 * flow.c (replace_insns): Likewise.
7355 (create_edge_list, verify_edge_list): Likewise.
7356 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
7358 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
7359 is special code to run.
7360 (main): Don't define operands to emit_operand.
7361 * genrecog.c (main): Don't emit an empty peephole2_insn function.
7363 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
7365 * alpha/alpha.h (normal_memory_operand): Declare.
7366 (reg_no_subreg_operand): Declare.
7367 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
7369 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
7371 * c-parse.in (compstmt_primary_start): New, broken out of first
7372 part of compstmt handling in primary.
7373 (primary): Use it. Add an error clause.
7374 (compstmt_nostart): Renamed from compstmt; remove all
7375 initial invocations of compstmt_start.
7378 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
7380 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
7383 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
7385 * combine.c (simplify_shift_const): Remove extra semicolon.
7386 * dwarf2out.c (remove_AT): Likewise.
7387 * expmed.c (expand_mult): Likewise.
7388 * gcov.c (create_program_flow_graph): Likewise.
7389 * reorg.c (mostly_true_jump): Likewise.
7391 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
7393 * fold-const.c (fold_range_test): Do not try to fold the range
7394 test if the rhs or lhs has side effects.
7396 * combine.c (simplify_rtx): Recognize another case of a synthesized
7399 * varasm.c (mark_constant_pool): When marking indirect references,
7400 only look at SYMBOL_REFs.
7402 * except.c (expand_fixup_region_end): Do not peek at
7403 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
7405 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
7407 * flags.h: New variables align_loops, align_loops_log,
7408 align_jumps, align_jumps_log, align_labels, align_labels_log,
7409 align_functions, align_functions_log.
7410 * toplev.c: Define them.
7411 (f_options): Handle -falign-* when they have no argument.
7412 (main): Add logic to set variables for -falign-functions,
7413 -falign-jumps, -falign-labels, -falign-loops.
7414 Make it -fsched-verbose=<n> and -finline-limit=<n>.
7415 (display_help): Change help to match options.
7416 * final.c (LABEL_ALIGN): Default to align_labels_log.
7417 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
7418 (LOOP_ALIGN): Default to align_loops_log.
7419 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
7420 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
7421 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
7422 * varasm.c (assemble_start_function): Handle align_functions.
7424 * config/sparc/sparc.h: Don't declare sparc_align_*.
7425 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
7426 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
7428 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
7430 * config/sparc/sparc.c: Delete sparc_align_loops,
7431 sparc_align_jumps, sparc_align_funcs and the corresponding string
7433 (sparc_override_options): Default align_functions on ultrasparc.
7434 Delete -malign-* handling.
7436 * config/mips/mips.c (override_options): On 64-bit targets,
7437 try to align code to 64-bit boundaries.
7438 (print_operand): New substitution, %~,
7439 which aligns labels to align_labels_log.
7440 * config/mips/mips.md (div_trap_normal): Use %~.
7441 (div_trap_mips16): Likewise.
7446 (ashldi3_internal): Likewise.
7447 (ashrdi3_internal): Likewise.
7448 (lshrdi3_internal): Likewise.
7449 (casesi_internal): Likewise.
7451 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
7453 Merge new ia32 backend from the branch!
7455 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
7456 See ChangeLog.P2 on new_ia32_branch for details.
7458 * rtl.h (stack_regs_mentioned_p): Delete prototype.
7459 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
7460 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7461 * i386/gas.h (ASM_FILE_START): Define.
7462 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
7463 for name change of ix86_valid_decl_attribute_p.
7464 (i386_pe_valid_type_attribute_p): Similarly.
7466 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
7468 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
7469 to step through CC modes.
7471 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7473 * regmove.c (fixup_match_1): Don't move INSN in front of P if
7474 it would end up in the shadow of a live flags regsiter.
7476 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7478 * reload1.c: Fix many indentation problems.
7479 * reload.c: Likewise.
7481 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
7483 * alias.c (non_local_reference_p): Constify fmt.
7485 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
7487 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
7489 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
7491 * cse.c (delete_trivially_dead_insns): Do not delete stores to
7492 the internal_arg_pointer.
7494 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
7496 Merge peephole2 from new_ia32_branch:
7497 * Makefile.in (STAGESTUFF): Add *.peephole2.
7498 (mostlyclean): Likewise.
7499 (recog.o): Depend on resource.h.
7501 * final.c (peephole): Conditionalize decl on HAVE_peephole.
7502 (final_scan_insn): Likewise for the invocation of peephole.
7503 * genconfig.c (main): Look for peephole and peephole2 patterns.
7504 Emit HAVE_peephole* accordingly.
7505 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
7506 * flags.h (flag_peephole2): Declare.
7507 * toplev.c: New pass peephole2. New flag -fpeephole2.
7509 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
7510 * gencodes.c (main): Likewise.
7511 * genextract.c (main): Likewise.
7512 * genoutput.c (main): Likewise.
7513 * genemit.c (max_operand_1): Look for the max scratch operand.
7514 (gen_rtx_scratch): New.
7515 (gen_exp): Use it, and pass on new arg subroutine_type.
7516 (gen_expand): Take max scratch into account.
7517 (gen_split): Emit peephole2 functions.
7518 (output_peephole2_scratch): New.
7519 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
7520 * genrecog.c (routine_type): Add PEEPHOLE2.
7522 (make_insn_sequence): Match outer parallel for peep2. Discard
7523 top level scratches and dups.
7524 (add_to_sequence): New args insn_type and top. Update all callers.
7525 Handle toplevel peep2 matching insns.
7526 (write_subroutine): Handle peep2.
7527 (write_tree_1): Likewise.
7528 (write_tree): Likewise.
7530 (change_state): New arg afterward. Update all callers.
7531 Handle matching separate insns.
7532 * recog.c (recog_next_insn): New.
7533 (peephole2_optimize): New.
7534 * rtl.def (DEFINE_PEEPHOLE2): New.
7535 * resource.c (find_free_register): New argument last_insn. Use it
7536 to find a register available through the entire span.
7537 * resource.h (find_free_register): Update prototype.
7539 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
7541 * i386.c (output_strlen_unroll): Don't write xops[7]
7542 label if it wasn't set.
7544 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
7546 * cpplib.c (struct directive): Const-ify name pointer and
7547 function pointer prototype.
7548 (validate_else, do_define, do_line, do_include, do_undef,
7549 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
7550 do_elif, do_endif, do_sccs, do_assert, do_unassert,
7551 do_warning): Const-ify second arg.
7552 (directive_table): Mark const. Reorder entries by frequency
7553 of usage, record statistics.
7555 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
7557 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
7558 bounds- check RTL accesses if --enable-checking.
7559 (RTVEC_ELT): Bounds check if --enable-checking.
7560 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
7561 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
7562 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
7564 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
7565 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
7567 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
7568 (NOTE_SOURCE_FILE): Use X0STR.
7569 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
7570 MEM_ALIAS_SET): Use X0INT.
7571 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
7572 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
7574 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7575 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7576 (rtl_check_failed_bounds, rtl_check_failed_type1,
7577 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7579 (fancy_abort): Fix comment.
7581 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7582 (cse_insn): Decrement LABEL_NUSES for jump target before
7584 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7585 * final.c (alter_subreg): Compute regno before changing x to
7586 REG; set REGNO(x) after changing it.
7587 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7588 notes containing CONST_INTs.
7589 (delete_eh_regions): Use NOTE_EH_HANDLER.
7590 * function.c (put_reg_into_stack): Make reg a MEM before
7592 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7594 (gen_mem_addressof): Make reg a MEM before initializing it.
7595 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7597 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7598 deleting an insn, not after.
7599 (block_alloc): Only look at PATTERN(insn) if we have to, and
7600 only if it's format class 'i'.
7601 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7602 CONST_INT before using its INTVAL.
7603 * print-rtl.c (print_rtx): Use X0STR.
7604 * regmove.c (fixup_match_1): Don't look at PATTERN of
7605 non-class-'i' insn chain elements.
7606 * reload.c (loc_mentioned_in_p): Take address of
7607 in->fld[1].rtx directly.
7608 * reload1.c (reload): Change reg to a MEM before initializing
7610 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7612 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7614 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7616 * config/mips/mips.c (machine_dependent_reorg): Force a
7617 barrier to output the local constant pool if a barrier hasn't
7618 been found at a natural point in the instruction stream.
7620 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7622 * c-parse.in (language_string): Constify.
7624 * dwarf2out.c (language_string): Remove declaration.
7626 * dwarfout.c (language_string): Likewise.
7628 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7630 * tree.h (language_string, init_parse, finish_parse): Declare.
7632 * i386/sun386.h (language_string): Remove declaration.
7634 * mips.h (language_string): Likewise.
7636 * nextstep.h (language_string): Likewise.
7638 * nextstep21.h (language_string): Likewise.
7640 * rs6000.c (language_string): Likewise.
7642 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7644 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7645 (getpwd.o): Remove target.
7647 * getpwd.c: Delete file. Its in libiberty now.
7649 * dbxout.c (getpwd): Don't prototype.
7650 * dwarf2out.c (getpwd): Likewise
7651 * dwarfout.c (getpwd): Likewise
7652 * final.c (getpwd): Likewise.
7653 * protoize.c (getpwd): Likewise.
7655 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7657 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7659 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7661 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7664 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7666 * fixinc/Makefile.in (subdir): New.
7667 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7670 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7672 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7673 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7676 * invoke.texi: Fix typo.
7678 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7679 changed. Handle autoincrement addressing modes.
7681 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7682 just like we would the virtual incoming args register when
7685 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7687 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7688 path, in .file directive.
7690 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7692 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7695 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7697 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7700 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7702 * tree.c (tree_code_name): Constify a char*.
7704 * tree.h (tree_code_name, decl_printable_name): Likewise.
7706 * function.h (struct function): Likewise.
7708 * toplev.c (decl_name, decl_printable_name): Likewise.
7710 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7712 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7713 (init_objc): Remove function pointer cast.
7715 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7717 * pa.md (interspace_jump): New pattern.
7718 (builtin_longjmp): New expander.
7720 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7722 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7723 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7724 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7726 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7728 * jump.c (delete_prior_computation): Also check calls
7729 to constant functions. Don't bother checking for a
7730 REG_UNUSED note before adding it.
7731 (delete_computation): Handle multi-word hard registers
7732 when synthesizing missing REG_DEAD notes for a register
7733 which is both set and used by an insn.
7735 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7737 * loop.c (this_loop_info): New variable.
7738 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7739 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7741 (prescan_loop, strength_reduce): New argument loop_info. All callers
7743 (scan_loop): New variable loop_info, initialise to address of
7745 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7746 Delete variable loop_has_multiple_exit targets and replace with
7747 field in this_loop_info.
7748 (find_and_verify_loops): Rename this_loop to this_loop_num.
7749 (strength_reduce): Delete loop_iteration_info. Replace variable
7750 loop_info with function argument of same name.
7751 (insert_bct): Rework test for loop being completely unrolled.
7753 * loop.h (struct loop_info): New fields num, loops_enclosed,
7754 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7755 has_indirect_jump, and cont. Redefine use of unroll_number.
7756 (loop_unroll_number): Delete.
7758 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7760 (loop_iterations): Delete variable vtop and instead use
7761 loop_info->vtop computed in prescan_loop.
7763 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7765 * fix-header.c (main): Do not pass a null pointer to strcmp.
7767 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7769 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7771 * configure: Rebuilt.
7773 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7775 * jump.c (jump_optimize_1): Do not delete assignments to
7776 internal_arg_pointer.
7777 * cse.c (delete_trivially_dead_insns): Always consider a set of
7778 the internal_arg_pointer live.
7780 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7782 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7783 (update_life_info) [REG_WAS_0]: Search the original insns rather
7784 than the new insns for the note. Fix typos finding note_dest.
7785 If no dest found, discard the note rather than abort.
7786 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7787 (replace_insns): Remove the old insn list after update_life_info
7790 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7792 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7794 (sched_analyze_1): Let add_dependence care for not adding dups.
7795 (sched_analyze_2): Likewise.
7796 (add_branch_dependences): Likewise.
7798 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7800 * i386/winnt.c (export_list): New type.
7801 (exports_head): Rename to
7802 (export_head): this.
7803 (i386_pe_record_exported_symbol): Add is_data flag.
7804 (i386_pe_asm_file_end): Emit directive for exported variables.
7805 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7807 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7808 (ASM_DECLARE_OBJECT_NAME): Likewise.
7809 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7810 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7812 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7814 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7816 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7819 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7821 * config/openbsd.h: Define SET_ASM_OP.
7822 * tm.texi: cross-reference SET_ASM_OP in the index.
7824 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7826 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7827 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7828 and class_narrowest_mode at compile time. Kill init_rtl.
7829 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7830 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7831 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7833 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7835 * rtl.h: Declare rtx_length and rtx_format as const.
7836 * machmode.def: Define CC(). Use CC() to define CCmode. If
7837 EXTRA_CC_MODES is defined, expand it here.
7838 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7839 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7840 const. Kill all references to EXTRA_CC_MODES.
7842 * toplev.c: Don't prototype or call init_rtl.
7843 * optabs.c: Don't call init_mov_optab.
7844 * genemit.c: Don't generate init_mov_optab. Don't call
7846 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7848 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7849 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7850 genrecog.c: Don't call init_rtl.
7852 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7853 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7854 definition of EXTRA_CC_MODES.
7856 * md.texi: Kill ref to EXTRA_CC_NAMES.
7857 * tm.texi: Document new way to define EXTRA_CC_MODES.
7859 * genrecog.c: Do not look up the name of a define_split.
7862 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7864 * config/v850/v850.md: Fix typo introduced by previous delta.
7866 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7868 * gcc.c (fatal): Make definition static to match prototype.
7870 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7872 * combine.c (get_last_value): Don't look for earlier sets if the last
7873 known set is somewhere in between the insns being combined.
7875 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7877 * configure.in: Don't use shell ! to negate exit codes
7878 * configure: Regenerate
7880 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7882 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7883 the fact that ALIGN is measured in bits, not bytes.
7885 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7887 * errors.c: New file; defines functions error, warning, and
7888 fatal, variables have_error and progname.
7889 * errors.h: New file; prototypes and decls for stuff in errors.c.
7891 * Makefile: Add rules to build errors.o and
7892 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7893 genopinit, genrecog, genextract, genpeep, genattr, and
7894 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7895 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7896 genpeep.o, genattr.o, and genoutput.o.
7898 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7899 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7900 define or prototype fatal. Set progname at beginning of main.
7901 * genoutput.c: Likewise, and don't define or prototype error
7904 * c-typeck.c (c_expand_start_case): Return immediately if exp
7906 * fold-const.c (operand_equal_p): Return immediately if arg1
7907 or arg0 are ERROR_MARKs.
7908 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7909 fields of type ERROR_MARK when calculating if the record can
7912 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7913 with much help from Jeffrey A Law and Richard Henderson
7915 * i386.md: In the 6 insns which call output_fix_trunc,
7916 earlyclobber operands[0].
7918 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7920 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7921 creating new registers.
7923 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7925 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7926 i386_reg_alloc_order, i386_regparm_string,
7927 i386_align_loops_string, i386_align_jumps_string,
7928 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7929 and i386_branch_cost_string as type "const char *".
7930 * i386.c: Define all above strings as type "const char *".
7932 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7934 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7935 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7937 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7939 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7940 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7942 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7944 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7945 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7946 (dwarf2out_line, dwarf2out_finish): Likewise.
7947 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7949 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7951 * tree.c (lang_unsave_expr_now) : Correct return type.
7952 * tree.h (lang_unsave_expr_now) : Same.
7954 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7956 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7957 instead of duplicating code.
7959 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7961 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7963 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7965 * tree.h: fancy_abort always takes three args.
7966 * resource.c: Move include of system.h before toplev.h.
7968 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7970 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7973 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7975 * system.h: Don't redefine abort or trim_filename.
7976 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7977 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7978 whether or not __FUNCTION__ is available.
7979 * tree.h: Duplicate rtl.h's definition of abort, for files
7980 that don't include rtl.h. Delete all code to perform type
7981 checking with a compiler other than GCC.
7982 * varray.h: Delete all code to perform type checking with a
7983 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7984 its arguments exactly once, using a statement expression.
7985 Adjust the VARRAY_<type> accessor macros to match.
7986 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7987 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7988 caller's location. Define fatal_insn and fatal_insn_not_found
7989 as macros that use _fatal_insn and _fatal_insn_not_found.
7990 (fancy_abort, trim_filename): Kill prototypes.
7992 * rtl.c (trim_filename): Move here from toplev.c.
7993 (fancy_abort): New function.
7994 (DIR_SEPARATOR): Provide default definition.
7995 * tree.c (tree_check_failed, tree_class_check_failed): Go
7996 through fancy_abort.
7997 (tree_check, tree_class_check, cst_or_constructor_check,
7998 expr_check): Delete.
7999 * varray.c (varray_check_failed): New function.
8000 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
8001 _fatal_insn and _fatal_insn_not_found. Go through
8003 (trim_filename, fancy_abort): Delete.
8005 * builtins.c (expand_builtin_args_info): Report ICE with abort.
8006 * except.c (start_catch_handler): Report ICE with error/abort
8008 * final.c (output_operand_lossage): Likewise.
8009 * flow.c (verify_flow_info): Likewise.
8011 * gcc.c: Prototype fatal.
8012 * gengenrtl.c: Undef abort after including rtl.h not system.h.
8013 * genattr.c, genattrtab.c, genemit.c, genextract.c,
8014 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
8015 Don't define fancy_abort.
8017 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
8019 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
8022 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
8024 * m88k.h (VERSION_INFO2): Kill.
8025 (VERSION_STRING): Kill.
8027 (VERSION_INFO1): Tidy.
8028 (TARGET_VERSION): Update.
8029 * m88k/dgux.h (VERSION_INFO2): Kill.
8030 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
8031 * m88k/luna.h (VERSION_INFO1): Tidy.
8032 * m88k/sysv4.h (VERSION_INFO1): Likewise.
8033 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
8034 (output_file_start): Adjust for death of VERSION_STRING.
8036 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
8038 * cpplib.c (detect_if_not_defined): New function.
8039 (do_if): Use it to detect potential once-only headers.
8041 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
8043 * c-common.c (combine_strings): Always set TREE_CONSTANT.
8045 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8047 * combine.c (nonzero_bits) : Allow single-ly set registers to be
8048 anywere in the function only if they are pseudos and set before
8049 being used (not live at the start of the function).
8050 (num_sign_bit_copies) : Same.
8051 (get_last_value_validate) : Same.
8052 (get_last_value) : Same.
8054 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
8056 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
8057 where N and M are constant and N is an integer multiple of M.
8059 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8061 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
8062 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
8063 sbitmap_union_of_preds): Add prototypes.
8064 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
8065 the intersection of successors with the new flow graph structures.
8066 (sbitmap_intersection_of_preds): New function to compute the
8067 intersection of predecessors with the new flow graph structures.
8068 (sbitmap_union_of_succs): New function to compute the union of
8069 successors with the new flow graph structures.
8070 (sbitmap_union_of_preds): New function to compute the union of
8071 predecessors with the new flow graph structures.
8072 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
8073 (expr_reaches_here_p): Use edge and basic_block structures instead
8074 of s_preds and s_succs.
8075 (compute_cprop_avinout): Use new sbitmap routines.
8076 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
8077 of s_preds and s_succs.
8078 * flow.c (compute_flow_dominators): Compute dominators using
8079 edges and basic blocks instead of s_preds and s_succs.
8081 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8083 * lists.c (unused_insn_list, unused_expr_list): New file for
8084 maintaining various types of lists. New statics for maintaining a
8085 cache of available INSN_LIST and EXPR_LIST nodes.
8086 (free_list): Static function for freeing a list of INSN/EXPR nodes.
8087 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
8088 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
8089 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
8090 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
8091 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
8092 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
8093 (free_INSN_LIST_node): Free an individual INSN_LIST node.
8094 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
8095 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
8096 (remove_dependence, free_pending_lists): Use new global routines.
8097 (flush_pending_lists, sched_analyze_insn): Use new global routines.
8098 (sched_analyze, compute_block_backward_dependences): Use new routines.
8099 (sched_analyze_1, sched_analyze_2): Use new routines.
8100 (schedule_insns): Use new global routines.
8101 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
8103 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
8104 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
8106 * toplev.c (rest_of_compilation): Initialize node cache.
8107 * Makefile.in (OBJS): Add lists.o to list of object files.
8108 (lists.o): Add dependancies.
8110 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
8112 * config/v850/v850.md: Fix compile time warning messages.
8113 * config/v850/v850.c: Fix compile time warning messages.
8114 * config/v850/v850.h: Fix compile time warning messages.
8116 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8118 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
8119 Remove unused prototype for `init_lengths'.
8121 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8123 * calls.c (emit_call_1): Mark parameter `stack_size' with
8125 (expand_call): Initialize variable `insn'.
8126 (emit_library_call): Likewise for variable `high_to_save'.
8127 (emit_library_call_value): Likewise.
8128 (store_one_arg): Likewise for variables `lower_bound' and
8131 * combine.c (try_combine): Likewise for variables `i2_code_number'
8132 and `other_code_number'.
8133 (find_split_point): Likewise for variables `pos', `unsignedp' and
8135 (simplify_if_then_else): Likewise for variables `op' and `c1'.
8136 (simplify_and_const_int): Remove unused variable `width'.
8137 (merge_outer_ops): Likewise.
8139 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
8140 HOST_WIDE_INT' when comparing against one.
8141 (simplify_relational_operation): Likewise.
8142 (cse_insn): Initialize variables `src_eqv_volatile',
8143 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
8145 * final.c (init_final): Constify parameter `filename'.
8146 (final_start_function): Mark parameter `optimize' with
8148 (profile_function): Likewise for parameters `first' and `optimize'.
8149 (output_source_line): Likewise for parameter `file'.
8151 * integrate.c (subst_constants): Cast a value to `size_t' when
8152 comparing against one.
8153 (mark_stores): Initialize variable `mode'. Cast a value to
8154 `size_t' when comparing against one.
8156 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
8158 * loop.c (move_movables): Initialize variable `first'.
8159 (strength_reduce): Likewise for variable `increment'.
8160 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
8161 value to `size_t' when comparing against one.
8162 (load_mems): Initialize variable `end_label'.
8164 * output.h (init_final): Constify parameter.
8166 * reload.c (decompose): Initialize variable `base'.
8168 * reload1.c (reload): Likewise for variable `is_scalar'.
8169 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
8170 (choose_reload_regs): Initialize variable `mode'.
8171 (emit_reload_insns): Likewise for variable `store_insn'.
8172 (reload_cse_noop_set_p): Mark parameter `insn' with
8174 (reload_combine): Initialize variable `set'.
8176 * unroll.c (unroll_loop): Likewise for variable `local_label'.
8177 (copy_loop_body): Cast a value to `size_t' when comparing against
8180 * varasm.c (assemble_variable): Initialize variable `size_tree'.
8181 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
8182 (remove_from_pending_weak_list): Mark parameter `name' with
8185 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8187 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
8190 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
8192 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
8193 (ASM_DECLARE_FUNCTION_NAME): Define.
8194 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
8195 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
8196 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
8197 not already defined.
8199 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
8201 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
8202 of n_popped when call/call_value are not defined.
8204 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
8206 * tm.texi: GNU CC -> GCC conversion.
8207 (CC1_SPEC): Indicate it is used for all language front ends.
8209 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
8211 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
8212 NOTE_INSN_EH_REGION_END correctly.
8214 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8215 Jeff Law <law@cygnus.com>
8217 * loop.c (strength_reduce): Automatically unroll loops if the
8218 unrolled loop size is smaller than the rolled loop size.
8220 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
8221 and delete comment that code should be rewritten.
8223 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
8225 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
8228 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
8230 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8232 * fixinc/mkfixinc.sh: Don't fix uwin headers.
8233 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
8234 (LINK_SPEC): Add -u _main when building executables.
8235 (ASM_DECLARE_FUNCTION): Update from Cygwin.
8236 (ASM_FILE_END): Use the default for ix86-pe.
8237 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
8239 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
8241 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
8242 and ASM_CLOSE_PAREN are empty strings.
8244 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
8245 Geoffrey Keating <geoffk@cygnus.com>
8247 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
8248 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
8249 (unprotoize.o): Ditto.
8250 (test-protoize-simple): Don't define STD_PROTO_DIR.
8251 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
8252 changes to make 'test-protoize-simple' pass.
8253 (STD_PROTO_DIR): Remove define.
8254 (STANDARD_EXEC_PREFIX): Supply default define.
8255 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
8256 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
8257 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
8258 (GET_ENV_PATH_LIST): New macro.
8259 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
8260 (do_processing): Initialize default_syscalls_dir using new
8261 macros. Use it to initialize syscalls_absolute_filename.
8263 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
8265 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
8266 B into a register before emit_conditional_move.
8268 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
8270 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
8271 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
8272 multiplicand out of (+ (* a b) (* c d)).
8274 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
8275 Richard Henderson <rth@cygnus.com>
8277 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
8278 (new_insn_dead_notes): Likewise.
8279 (update_n_sets): Likewise.
8280 (update_flow_info): Move to flow.c, renamed to update_life_info;
8281 extend to handle multiple source insns.
8282 * flow.c: Include resource.h
8283 (unlink_insn_chain): New.
8284 (split_hard_reg_notes): New.
8285 (maybe_add_dead_note): New.
8286 (maybe_add_dead_note_use): New.
8287 (find_insn_with_note): New.
8288 (new_insn_dead_notes): New.
8289 (update_n_sets): New.
8290 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
8291 (maybe_remove_dead_notes): New.
8292 (update_life_info): New.
8293 (prepend_reg_notes): New.
8294 (replace_insns): New.
8295 * output.h (update_life_info): Declare.
8296 * recog.c (split_block_insns): Use update_life_info.
8297 * resource.c (find_free_register): Use reg_alloc_order, don't use
8298 fixed regs, make sure the mode is supported, don't use new regs.
8300 * rtl.h (replace_insns): Declare.
8302 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
8304 * expr.c (expand_expr): Cope with COND_EXPRs with one
8305 non-returning branch.
8307 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
8309 * expr.c (store_expr): Always pass down the target, even when not
8312 1999-08-24 Nick Clifton <nickc@cygnus.com>
8314 * configure.in: Define target_cpu_default for v850 targets.
8315 * configure: Regenerate
8317 * config/v850/v850.h (TARGET_CPU_generic): Define.
8318 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
8319 addresses are 4 byte aligned.
8321 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
8324 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8326 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
8327 (main): Add prototypes.
8329 * genattrtab.c (substitute_address, write_const_num_delay_slots,
8330 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
8331 (write_attr_get): Emit prototypes along with function definition.
8332 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
8333 (write_complex_function): Emit static prototype along with
8334 function definition.
8336 * genemit.c (gen_split): Emit prototypes along with function
8339 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
8340 Likewise for predicates and `insn_operand_predicate'.
8341 (process_template): Emit static prototype along with function
8344 * genrecog.c (make_insn_sequence): Constify a char*. Add
8345 prototypes for get_split_*().
8346 (write_subroutine): Emit prototypes along with function
8349 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8351 * gcse.c (find_avail_set): Follow chains of register-register copies.
8352 Use oprs_not_set_p to guarantee that the returned value can be
8354 (cprop_insn): Don't verify the return value of find_avail_set with
8357 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
8358 (cprop_cc0_jump): New function.
8359 (cprop_insn): Break out new function cprop_jump and use it.
8360 Also use cprop_cc0_jump for machines with CC0.
8361 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
8363 * tree.h (current_function_calls_setjmp,
8364 current_function_calls_longjmp): Delete declarations.
8365 * dsp16xx.c: Include "function.h".
8366 * elxsi.c: Likewise.
8367 * gmicro.c: Likewise.
8368 * h8300.c: Likewise.
8371 * mn10200.c: Likewise.
8372 * mn10300.c: Likewise.
8373 * ns32k.c: Likewise.
8377 * rtl.h (rtx_equal_function_value_matters): Declare.
8378 * toplev.c (rtx_equal_function_value_matters): Don't declare.
8380 * function.c: Likewise.
8381 * emit-rtl.c: Likewise.
8383 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
8385 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
8388 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8390 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
8393 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
8395 * cpp.texi: Add a node documenting macro varargs (copied
8398 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
8400 * cppspec.c: Put a null pointer at the end of the new argv.
8402 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
8404 * configure.in: Remove code to select/de-select the haifa
8405 scheduler. Every scheduled port gets haifa now.
8406 * configure: Rebuilt.
8407 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
8409 * Makefile.in: Corresponding changes.
8411 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8413 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
8414 All callers changed.
8415 (prepare_float_lib_cmp): Likewise.
8416 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
8417 * expr.h (emit_float_lib_cmp): Delete declaration.
8418 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
8419 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
8420 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
8422 (cmptf): Now conditional on TARGET_HARD_QUAD.
8424 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
8426 * resource.c (mark_target_live_regs): Use
8427 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
8429 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8431 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
8433 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
8435 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
8437 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8439 * rtl.h (rtx_format): Constify a char*.
8441 * rtl.c (rtx_format): Likewise.
8442 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
8443 (init_rtl): Use accessor macro, not `rtx_format'.
8445 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
8448 * caller-save.c (mark_referenced_regs): Likewise.
8450 * combine.c (subst, make_compound_operation, known_cond,
8451 gen_rtx_combine, update_table_tick, get_last_value_validate,
8452 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
8454 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
8455 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
8456 count_reg_usage): Likewise.
8458 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
8461 * final.c (leaf_renumber_regs_insn): Likewise.
8463 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
8464 dump_edge_info, count_reg_references): Likewise.
8466 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
8467 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
8470 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
8471 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
8472 add_label_notes): Likewise.
8474 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
8475 clear_struct_flag, count_sub_rtxs, count_alternatives,
8476 compares_alternatives_p, contained_in_p, walk_attr_value,
8477 write_expr_attr_cache): Likewise.
8479 * genconfig.c (walk_insn_part): Likewise.
8481 * genemit.c (max_operand_1, gen_exp): Likewise.
8483 * genextract.c (walk_rtx): Likewise.
8485 * genflags.c (num_operands): Likewise.
8487 * genoutput.c (scan_operands): Likewise.
8489 * genpeep.c (match_rtx): Likewise.
8491 * genrecog.c (add_to_sequence): Likewise.
8493 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
8496 * integrate.c (save_constants, copy_for_inline,
8497 copy_rtx_and_substitute, subst_constants, restore_constants):
8500 * jump.c (mark_jump_label, invert_exp, redirect_exp,
8501 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
8503 * local-alloc.c (contains_replace_regs, memref_referenced_p):
8506 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
8507 add_label_notes, replace_call_address, count_nonfixed_reads,
8508 invariant_p, find_single_use_in_loop, find_mem_givs,
8509 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
8512 * print-rtl.c (reg_names, print_rtx): Likewise.
8514 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
8516 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
8517 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
8518 print_blocks): Likewise.
8520 * regclass.c (fix_register, record_address_regs,
8521 reg_scan_mark_refs): Likewise.
8523 * regmove.c (stable_but_for_p): Likewise.
8525 * reload.c (loc_mentioned_in_p, operands_match_p,
8526 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
8527 copy_replacements, refers_to_regno_for_reload_p,
8528 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
8529 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
8532 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
8533 delete_address_reloads_1, count_occurrences,
8534 reload_cse_mem_conflict_p, reload_combine_note_use,
8535 add_auto_inc_notes): Likewise.
8537 * resource.c (mark_referenced_resources, mark_set_resources):
8540 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
8541 reg_mentioned_p, regs_set_between_p, modified_between_p,
8542 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
8543 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
8544 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
8545 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
8547 * sched.c (sched_analyze_2, attach_deaths): Likewise.
8549 * stupid.c (stupid_mark_refs): Likewise.
8551 * unroll.c (remap_split_bivs): Likewise.
8553 * varasm.c (mark_constants): Likewise.
8555 * a29k/a29k.c (uses_local_reg_p): Likewise.
8557 * alpha/alpha.c (summarize_insn): Likewise.
8559 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
8560 eliminate_lr2ip): Likewise.
8562 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
8564 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
8565 reg_mentioned_in_mem): Likewise.
8567 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
8568 symbolic_reference_mentioned_p): Likewise.
8570 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
8572 * sh/sh.c (regs_used, mark_use): Likewise.
8574 * vax/vax.c (vax_rtx_cost): Likewise.
8576 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8578 * machmode.h (mode_name): Constify a char*.
8580 * rtl.c (mode_name): Likewise.
8582 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8584 * optabs.c (init_libfuncs): Constify a char*.
8586 * print-tree.c (mode_name): Remove redundant declaration.
8587 (print_node): Use accessor macro, not `mode_name'.
8589 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8591 (new_spill_reg): Constify a char*.
8593 * tree.c (mode_name): Remove redundant declaration.
8595 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8597 * rtl.c (rtx_name): Constify a char*.
8599 * rtl.h (rtx_name, fix_sched_param): Likewise.
8601 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8602 (mypr): Use accessor macro, not `rtx_name'.
8604 * genemit.c (print_code): Constify a char*.
8606 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8608 * genpeep.c (print_code): Constify a char*.
8610 * genrecog.c (print_code): Likewise.
8612 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8613 end_bb): Add static prototype.
8614 (draw_edge): Constify a char*.
8615 (end_bb): Remove unused parameter.
8617 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8618 print_block_visualization): Constify a char*.
8620 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8622 * c-common.c (c_get_alias_set): Update comment.
8624 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8626 * linux.h (LIB_SPEC): Added.
8628 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8630 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8632 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8634 * tree.c (expr_check): Fix typo in last change.
8636 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8638 * rtl.def (NOTE): Change format to "iuu0n".
8639 (ADDR_DIFF_VEC): Change format to "eEee0".
8640 (ADDRESSOF): Change format to "eit".
8642 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8643 (RTVEC_ELT): Change to match.
8644 (XVECEXP): Use XVEC and RTVEC_ELT.
8645 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8646 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8647 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8648 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8649 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8650 (INTVAL): Use XWINT.
8651 (ADDRESSOF_DECL): Use XTREE.
8652 (SET_ADDRESSOF_DECL): Delete.
8653 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8654 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8655 ifdefed out since 2.6 at least.
8656 (gen_rtvec_vv): Delete prototype.
8658 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8660 (copy_most_rtx): Handle 't' format letter.
8661 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8662 (gen_rtvec_vv): Delete function. All callers changed to use
8663 gen_rtvec_v instead.
8664 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8665 the '0' format letter.
8667 * function.c (gen_mem_addressof): Don't use
8668 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8670 * integrate.c (copy_rtx_and_substitute): Likewise.
8671 Copy 't' slots with XTREE.
8672 (subst_constants): Treat 't' slots like '[swi]' slots.
8673 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8674 * jump.c (rtx_equal_for_thread_p): Likewise.
8675 * rtlanal.c (rtx_equal_p): Likewise.
8676 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8677 only four arguments.
8678 * gengenrtl.c (type_from_format): Provide correct types for
8682 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8683 If a recent gcc is in use (always in stage2 and beyond), use
8684 statement expressions, so we don't make a function call unless
8685 the check fails. Evaluate arguments exactly once.
8686 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8687 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8689 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8690 they evaluate their arguments exactly once, irrespective of
8691 the compiler in use.
8693 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8694 is used by the currently-enabled check macros. This is:
8695 (tree_check_failed, tree_class_check_failed): For gcc.
8696 (tree_check, tree_class_check, cst_or_constructor_check,
8697 expr_check): For other compilers.
8699 * gencheck.c: Do not define any *_CHECK1 macros.
8701 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8702 Mark Mitchell <mark@codesourcery.com>
8704 * c-common.c (c_get_alias_set): Fix support for poitners and
8707 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8709 * alias.c: Include tree.h.
8710 (nonlocal_reference_p, mark_constant_function): New functions.
8711 * flow.c (life_analysis): Call mark_constant_function.
8712 * rtl.h (mark_constant_function): Declare it.
8714 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8716 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8717 unrecognisable switches.
8719 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8721 * loop.c (recombine_givs): Set ix field after sorting.
8722 (recombine_givs): Remove bogus index / giv lockstep looping.
8724 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8726 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8728 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8729 (do_cmp_and_jump): Formatting fixes.
8730 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8731 do_compare_rtx_and_jump instead of compare_from_rtx.
8732 (do_compare_rtx_and_jump): New function; mostly copied from
8734 (do_jump_for_compare): Delete.
8735 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8737 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8738 of compare/do_jump_for_compare pairs.
8739 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8740 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8741 compare_from_rtx/do_jump_for_compare pairs.
8742 (do_jump_by_parts_equality): Likewise.
8743 (do_jump_by_parts_equality_rtx): Likewise.
8744 * expr.h (do_compare_rtx_and_jump): Declare.
8745 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8746 that used to be in emit_cmp_insn.
8747 (cmp_available_p): New function.
8748 (prepare_operand): New function.
8749 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8750 to be in emit_cmp_insn.
8751 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8752 parameters to be pointers; don't emit final compare but modify some of
8753 the values pointed to by the args so the caller can perform the
8755 (expand_binop): Call emit_store_flag_force with signed forms of
8757 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8758 emit_jump_insn pair.
8759 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8760 emit_cmp_and_jump_insn_1. Call emit_queue.
8761 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8763 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8764 jump sets cc0 before deleting it.
8765 * integrate.c (expand_inline_function): Likewise.
8766 * unroll.c (unroll_loop): Similar changes in several places.
8767 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8770 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8772 * Makefile.in (insn-recog.o): Update dependencies.
8773 * genrecog.c (main): Make generated file include "function.h".
8775 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8777 * cse.c (cse_insn): Call never_reached_warning when a jump is
8778 changed to be unconditional.
8779 * flags.h: Declare warn_notreached.
8780 * flow.c (delete_block): Call never_reached_warning when
8782 * jump.c (delete_barrier_successors): Call never_reached_warning
8783 when we delete everything after a BARRIER.
8784 (never_reached_warning): New function.
8785 * rtl.h: Declare never_reached_warning.
8786 * toplev.c (warn_notreached): New variable.
8787 (lang_independent_options): Set warn_notreached
8788 when -Wunreachable-code.
8789 (compile_file): We need line numbers for -Wunreachable-code.
8791 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8793 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8794 * sched.c (insn_unit): Likewise.
8796 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8798 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8800 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8802 * flow.c (create_edge_list): Use xmalloc, not malloc.
8804 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8806 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8807 C-style comments. Do not lose the character before double slash.
8809 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8811 * basic-block.h (struct edge_list): Stucture to maintain a vector
8813 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8814 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8815 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8816 New function prototypes.
8817 * flow.c (create_edge_list): Function to create an edge list.
8818 (free_edge_list): Discards memory used by an edge list.
8819 (print_edge_list): Debug output showing an edge list.
8820 (verify_edge_list): Internal consistency check for an edge list.
8821 (find_edge_index): Function to find an edge index for a pred and succ.
8823 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8825 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8828 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8830 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8832 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8834 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8836 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8838 * toplev.c (rest_of_compilation): Allow machine dependent
8839 reorganisation pass to place information into the RTL dump
8840 file if it so wishes.
8842 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8844 * explow.c (hard_function_value): Use VOIDmode instead of
8846 * stmt.c (expand_return): Likewise.
8847 * stor-layout.c (get_best_mode): Likewise.
8849 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8850 emit call instead of emit_insn call.
8852 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8854 * configure.in: Handle --disable/enable-win32-registry.
8855 * install.texi: Document --disable/enable-win32-registry.
8856 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8857 (WIN32_REGISTRY_KEY): New macro.
8858 * prefix.c: Use to enable/disable win32-specific code.
8859 (lookup_key): Use versioned key.
8860 * configure: Regenerate.
8861 * config.in: Likewise.
8863 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8865 * cpplib.c (read_line_number): New fn, split out of...
8868 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8870 tree.c (lang_unsave_expr_now) : New.
8871 (unsave_expr_now): Call lang_unsave_expr_now.
8872 tree.h (lang_unsave_expr_now) : New.
8874 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8876 * toplev.c (flag_new_exceptions): On by default.
8878 1999-08-13 Michael Meissner <meissner@cygnus.com>
8880 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8882 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8884 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8885 INTEGER_TYPE with precision==1, it's __java_boolean.
8887 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8889 * global.c (prune_preferences): Move some invariants out of the
8892 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8894 * configure.in (alpha*-dec-osf*): Add osf5.
8896 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8898 * configure.in: Rework handling of ARM GNU/Linux slightly.
8899 (arm*-*-linux-gnuoldld): New target.
8900 * configure: Regenerate.
8901 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8902 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8903 * config/arm/linux-oldld.h: New file.
8904 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8905 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8907 * config/arm/linux-elf.h (ASM_SPEC): Define.
8908 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8909 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8910 for 26-bit APCS and old linker.
8911 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8913 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8914 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8915 don't define `arm' or `arm_elf'.
8916 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8917 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8919 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8921 * rtl.texi: Fix typo.
8923 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8925 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8927 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8929 * extend.texi (C++ Signatures): Remove node.
8930 * invoke.texi: Remove discussion of -fhandle-signatures,
8931 signature, sigof, __signature__, and __sigof__.
8933 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8935 * Makefile.in (JAVAGC): Removed.
8937 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8939 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8941 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8943 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8945 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8947 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8948 a register that is already known to be a pointer.
8950 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8952 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8953 * fixinc/inclhack.sh: Regenerated.
8954 * fixinc/fixincl.sh: Regenerated.
8956 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8958 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8959 Fix documentation of -ansi flag to describe its C++ behavior.
8960 Remove bogus reference to GCC 2.9.
8962 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8964 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8965 note if it is non-NULL.
8967 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8969 * except.h (eh_nesting_info): Add new structure defintion.
8970 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8971 (reachable_handlers, update_rethrow_references): Add function
8973 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8974 a rethrow symbol instead of an integer exception region number.
8975 * flow.c (Make_edges): Use new exception nesting routines to determine
8976 which handlers are reachable from a CALL or asynchronous insn.
8977 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8979 (delete_eh_regions): Update rethrow labels, and don't delete
8980 regions which are the target of a rethrow.
8981 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8982 avoid overloading the SYMBOL_REF_USED flag.
8983 (rethrow_symbol_map): Use new rethrow_ref field.
8984 (rethrow_used): Use new rethrow_ref field.
8985 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8986 of an integer. Fix formatting.
8987 (output_exception_table_entry): Use new rethrow_ref field.
8988 (can_throw): Check for EH_REGION_NOTE before deciding
8989 whether a CALL can throw or not.
8990 (scan_region): Call rethrow_used() instead of accessing data structure.
8991 (update_rethrow_references): New function to make sure only regions
8992 which are still targets of a rethrow are flagged as such.
8993 (process_nestinfo): New static function to initialize a handler
8994 list for a specific region.
8995 (init_eh_nesting_info): New function to allocate and initialize
8996 the list of all EH handlers reachable from all regions.
8997 (reachable_handlers): New function to retrieve the list of handlers
8998 reachable from a specific region and insn.
8999 (free_eh_nesting_info): New function to dispose of a list of
9002 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9004 * flow.c (split_edge): Set JUMP_LABEL field.
9005 (commit_one_edge_insertion): Set head correctly for insert_before.
9006 When inserting insns, update insn block numbers if allocated.
9008 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9010 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
9011 retry_incomplete_types): Add static prototype.
9012 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
9013 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
9014 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
9015 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
9016 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
9019 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
9020 dwarf2out_start_source_file, dwarf2out_line): Likewise.
9022 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9024 * output.h (assemble_name): Constify a char*.
9026 * varasm.c (UNIQUE_SECTION, assemble_start_function,
9027 assemble_variable, assemble_name): Likewise.
9029 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
9031 * arm/pe.c (arm_pe_unique_section): Likewise.
9033 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
9035 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
9037 * i386/interix.c (i386_pe_unique_section): Likewise.
9039 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
9041 * i386/winnt.c (i386_pe_unique_section): Likewise.
9043 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
9045 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
9047 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
9049 * pa/pa.c (output_call): Likewise.
9051 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
9053 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
9055 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
9058 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
9061 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
9063 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
9064 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
9066 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
9068 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9070 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
9072 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9074 * tree.h (lang_identify): Constify a char*.
9075 (print_error_function): Add extern prototype. Constify a char*.
9077 * c-lang.c (lang_identify): Constify a char*.
9079 * objc/objc-act.c (lang_identify): Constify a char*.
9081 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9083 * genpeep.c (main): Make generated file include "function.h".
9084 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
9086 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9088 * Makefile.in: Update dependencies.
9089 * alias.c: Include "function.h"
9090 * c-decl.c: Likewise.
9091 * caller-save.c: Likewise.
9092 * calls.c: Likewise.
9093 * combine.c: Likewise.
9095 * explow.c: Likewise.
9096 * final.c: Likewise.
9097 * global.c: Likewise.
9098 * graph.c: Likewise.
9099 * local-alloc.c: Likewise.
9101 * optabs.c: Likewise.
9102 * profile.c: Likewise.
9103 * recog.c: Likewise.
9104 * regclass.c: Likewise.
9105 * regmove.c: Likewise.
9106 * reload.c: Likewise.
9107 * reorg.c: Likewise.
9108 * resource.c: Likewise.
9109 * sched.c: Likewise.
9110 * stupid.c: Likewise.
9111 * config/1750a/1750a.c: Likewise.
9112 * config/a29k/a29k.c: Likewise.
9113 * config/arc/arc.c: Likewise.
9114 * config/arm/arm.c: Likewise.
9115 * config/arm/thumb.c: Likewise.
9116 * config/c4x/c4x.c: Likewise.
9117 * config/clipper/clipper.c: Likewise.
9118 * config/convex/convex.c: Likewise.
9119 * config/fx80/fx80.c: Likewise.
9120 * config/i860/i860.c: Likewise.
9121 * config/m68k/m68k.c: Likewise.
9122 * config/m88k/m88k.c: Likewise.
9123 * config/mips/mips.c: Likewise.
9124 * config/pdp11/pdp11.c: Likewise.
9125 * config/pyr/pyr.c: Likewise.
9126 * config/romp/romp.c: Likewise.
9127 * config/sh/sh.c: Likewise.
9128 * config/tahoe/tahoe.c: Likewise.
9129 * config/vax/vax.c: Likewise.
9130 * config/we32k/we32k.c: Likewise.
9131 * config/sparc/sparc.c: Include "function.h".
9132 (mem_min_alignment): Test current_function rather than
9133 regno_pointer_align.
9134 * config/pa/pa.c: Likewise.
9135 (compute_frame_size): Delete declaration of
9136 current_function_outgoing_args_size.
9137 * config/arc/arc.h (current_function_varargs): Delete declaration.
9138 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
9140 * config/i370/i370.h (current_function_outgoing_args_size): Delete
9142 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
9143 current_function_uses_pic_offset_table.
9144 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
9145 of current_function_returns_pointer.
9146 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9147 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9148 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9149 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9150 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9151 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9152 * config/m88k/m88k.c: Include "function.h"
9153 (call_used_regs, current_function_pretend_args_size,
9154 current_function_outgoing_args_size, frame_pointer_needed): Delete
9156 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
9158 * config/mips/mips.h (current_function_calls_alloca): Delete
9160 * config/mn10200/mn10200.h (current_function_needs_context,
9161 rtx_equal_function_value_matters): Delete declarations.
9162 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
9163 flag_pic): Delete declarations.
9164 * config/pa/pa.h (current_function_pretend_args_size,
9165 current_function_decl): Delete declarations.
9166 * config/pa/som.h (current_function_varargs): Delete declaration.
9167 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
9169 * config/pyr/pyr.h (current_function_pretend_args_size,
9170 current_function_args_size, current_function_calls_alloca): Delete
9172 * config/sh/sh.h (current_function_varargs): Delete declaration.
9173 * config/sparc/sparc.h (current_function_outgoing_args_size,
9174 current_function_calls_alloca, current_function_decl): Delete
9176 * config/spur/spur.h (current_function_pretend_args_size,
9177 current_function_calls_alloca): Delete declarations.
9178 * config/v850/v850.c (current_function_outgoing_args_size): Delete
9180 * config/vax/vms.h (current_function_name): Delete declaration.
9181 * gcse.c: Include "function.h".
9182 (current_function_name, current_function_calls_setjmp): Delete
9184 * haifa-sched.c: Include "function.h".
9185 (forced_labels): Delete declaration.
9187 * reg-stack.c: Likewise.
9188 * reload1.c: Likewise.
9189 * genemit.c (main): Make generated file include function.h.
9190 * genoutput.c (output_prologue): Likewise.
9192 * builtins.c (saveregs_value, apply_args_value): Delete variables.
9193 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
9194 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
9195 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
9196 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
9197 macros for some of them.
9198 (emit_filename, emit_lineno): Delete declarations.
9199 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
9200 regno_pointer_* variables through current_function.
9201 (gen_inline_header_rtx): Delete function.
9202 (save_emit_status): Delete function.
9203 (set_new_last_label_num): New function.
9204 (clear_emit_caches): New function.
9205 (restore_emit_status): Just clear last_labelnum and call
9207 (get_last_insn_anywhere): Variable sequence_stack is now accessed
9208 through macro seq_stack.
9209 (add_insn_after): Likewise.
9210 (add_insn_before): Likewise.
9211 (remove_insn): Likewise.
9212 (pop_topmost_sequence): Likewise.
9213 (in_sequence_p): Likewise.
9214 (start_sequence_for_rtl_expr): Likewise.
9215 (start_sequence): Likewise, and likewise for
9216 sequence_rtl_expr/seq_rtl_expr.
9217 (push_topmost_sequence): Likewise.
9218 (end_sequence): Likewise.
9219 (init_virtual_regs): Now takes a "struct emit_status *" argument.
9220 All callers changed. Store into that pointer instead of globals.
9221 (init_emit): Allocate emit elt of current_function.
9222 Changes for sequence_rtl_expr/sequence_stack renaming.
9223 Call clear_emit_caches instead of doing it in-line.
9224 Access regno_pointer_* variables through current_function.
9225 (init_emit_once) Don't clear sequence_stack.
9227 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
9229 (arg_pointer_save_area): Delete declaration.
9230 (finish_expr_for_function): Renamed from init_queue; no longer static.
9231 (init_expr): Don't call init_queue.
9232 (save_expr_status, restore_expr_status): Delete functions.
9233 (expand_expr): Changes to reflect new layout of struct function.
9234 Don't access current_function_check_memory_usage when current_function
9236 * expr.h (forced_labels, save_expr_regs, saveregs_value,
9237 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
9238 current_function_outgoing_args_size, current_function_arg_offset_rtx,
9239 current_function_uses_const_pool, function_call_count,
9240 current_function_uses_pic_offset_table, nonlocal_labels,
9241 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
9242 current_function_check_memory_usage, nonlocal_goto_handler_slots,
9243 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
9245 (finish_expr_for_function): Declare.
9246 * flags.h (current_function_has_nonlocal_label,
9247 current_function_has_nonlocal_goto, current_function_is_thunk,
9248 current_function_has_computed_jump): Delete declarations.
9249 * flow.c (forced_labels): Delete declaration.
9250 * function.c (current_function_pops_args,
9251 current_function_returns_struct, current_function_returns_pcc_struct,
9252 current_function_needs_context, current_function_calls_setjmp,
9253 current_function_calls_longjmp, current_function_has_nonlocal_label,
9254 current_function_has_nonlocal_goto, current_function_is_thunk,
9255 current_function_has_computed_jump, current_function_calls_alloca,
9256 current_function_contains_functions, current_function_returns_pointer,
9257 current_function_epilogue_delay_list, current_function_args_size,
9258 current_function_pretend_args_size, current_function_arg_offset_rtx,
9259 current_function_outgoing_args_size, current_function_varargs,
9260 current_function_stdarg, current_function_args_info, cleanup_label,
9261 current_function_name, current_function_uses_const_pool,
9262 current_function_instrument_entry_exit, current_function_return_rtx,
9263 current_function_uses_pic_offset_table, nonlocal_labels,
9264 current_function_internal_arg_pointer, current_function_cannot_inline,
9265 current_function_check_memory_usage, function_call_count,
9266 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
9267 nonlocal_goto_stack_level, return_label, save_expr_regs,
9268 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
9269 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
9270 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
9271 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
9272 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
9274 (push_function_context_to): Don't save them. Don't call
9275 save_storage_status, save_emit_status or save_expr_status.
9276 (pop_function_context_from): Don't restore them. Don't call
9277 restore_storage_status or restore_expr_status.
9278 (get_func_frame_size): New function.
9279 (get_frame_size): Use it.
9280 (assign_outer_stack_local): Reflect some member name changes in struct
9282 (put_reg_into_stack): Likewise.
9283 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
9285 (fixup_var_refs): Likewise.
9286 (fix_lexical_addr): Likewise.
9287 (trampoline_address): Likewise.
9288 (prepare_function_start): Clear field inlinable of current_function.
9289 (init_function_for_compilation): New function.
9290 (expand_dummy_function_end): New function.
9291 (expand_function_end): Call finish_expr_for_function.
9292 * function.h (struct emit_status): New; fields moved here from struct
9293 function and from global variables. Add accessor macros for some of
9295 (struct expr_status): Likewise.
9296 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
9297 (struct function): Add fields expr and emit, inlinable, inl_emit,
9298 original_arg_vector, original_decl_initial, inl_last_parm_insn,
9299 inl_max_label_num. Add many comments.
9300 Add accessor macros for all elts of struct function that no longer
9301 have a global variable.
9302 (cleanup_label, return_label, frame_offset, tail_recursion_label,
9303 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
9304 stack_slot_list): Delete declarations.
9305 (get_func_frame_size): Declare.
9306 (save_expr_status, restore_expr_status, save_emit_status,
9307 save_storage_status, restore_storage_status): Delete declarations.
9308 (init_virtual_regs): Declare.
9309 * output.h (current_function_pops_args,
9310 current_function_returns_struct, current_function_returns_pcc_struct,
9311 current_function_needs_context, current_function_calls_setjmp,
9312 current_function_calls_longjmp, current_function_calls_alloca,
9313 current_function_has_nonlocal_label, current_function_varargs,
9314 current_function_has_computed_jump, current_function_returns_pointer,
9315 current_function_contains_functions, current_function_args_size,
9316 current_function_pretend_args_size, current_function_stdarg,
9317 current_function_outgoing_args_size, current_function_args_info,
9318 current_function_name, current_function_return_rtx,
9319 current_function_epilogue_delay_list,
9320 current_function_uses_const_pool, current_function_cannot_inline):
9321 Delete declarations.
9322 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
9323 regno_reg_rtx): Delete declaration.
9324 (REGNO_POINTER_FLAG): Delete macro.
9325 * stmt.c (expand_goto): Changes to reflect that some fields in struct
9326 function were renamed.
9327 * stor-layout.c (save_storage_status, restore_storage_status): Delete
9329 * toplev.c: Include "function.h".
9330 (current_function_decl): Delete declaration.
9331 (compile_file): Call init_dummy_function_start and
9332 expand_dummy_function_end around some initializations that need to
9334 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
9335 Call init_function_for_compilation.
9336 * unroll.c: Include "function.h"
9337 (unroll_loop): Access regno_pointer_* variables through
9340 * tree.h (struct tree_decl): Add elt f to saved_insns member.
9341 (DECL_SAVED_INSNS): use it.
9342 (expand_dummy_function_end): Declare.
9343 (init_function_for_compilation): Declare.
9344 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
9345 that it's no longer an INLINE_HEADER.
9346 (expand_call): Likewise.
9347 * integrate.c (finish_inline): Delete function.
9348 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
9349 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
9350 args. Don't generate an INLINE_HEADER rtx, just return the arg
9351 vector. All callers changed.
9352 (save_for_inline_copying): Create a duplicate struct emit_status to
9353 hold the emit state for compiling the current function. Use this and
9354 the other new fields in struct function that are for integration
9355 instead of an INLINE_HEADER.
9356 Use memcpy instead of bcopy.
9357 Store the current struct function in DECL_SAVED_INSNS of fndecl.
9358 (save_for_inline_nocopy): Similar changes, except no new emit_status
9360 (expand_inline_function): Get information from function structure,
9361 not from an inline header rtx.
9362 (output_inline_function): Lose code to extract the necessary
9363 information from an inline header; simply put back the function
9364 structure into current_function. Clear its inlinable elt.
9365 * rtl.def (INLINE_HEADER): Delete.
9366 * rtl.h: Delete all accessors for an INLINE_HEADER.
9367 (gen_inline_header_rtx): Delete declaration.
9368 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
9369 Delete declarations.
9370 (REGNO_POINTER_ALIGN): Delete.
9371 (clear_emit_caches): Declare.
9372 (set_new_last_label_num): Declare.
9374 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
9376 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
9378 * except.c (expand_eh_region_start_for_decl): Always start a new block.
9379 * stmt.c (is_eh_region): Make sure current_function is present, too.
9381 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
9383 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
9384 for 64bit PA targets.
9386 * pa.h (SELECT_SECTION): Define.
9387 * som.h (SELECT_SECTION): Delete.
9389 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9391 * alias.c (init_alias_analysis): Wrap call to
9392 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
9394 1999-08-07 Bruce Korb <autogen@linuxbox.com>
9396 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
9397 <sys/asm.h> contains an asm comment with an apostrophe
9398 * fixinc/inclhack.sh: regen
9399 * fixinc/fixincl.x: regen
9401 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
9403 * function.c (init_function_start): Clear prologue & epilogue.
9404 (prologue_epilogue_contains): New function.
9405 * alias.c (init_alias_analysis): Use it.
9406 * rtl.h (prologue_epilogue_contains): Declare it.
9408 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
9410 * jump.c (onlyjump_p): New function.
9411 * rtl.h: Declare it.
9412 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
9413 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
9415 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
9417 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
9418 to invert loops. Simplify block scanning.
9420 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9422 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
9423 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
9425 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
9427 * config/sparc/liteelf.h: New file to support sparclite-elf target
9428 * config/sparc/t-sp86x: New file to support sparc86x targets
9429 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
9430 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
9431 * configure.in: Support above target triplets
9432 * configure: Regenerated
9434 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
9436 * fixinc/server.c (server_setup): Do not prefix function used as
9439 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
9441 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
9442 Remove fp reg alternatives.
9444 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
9446 * Makefile.in (TAROUTOPTS): Kill.
9447 (install-headers-tar): Use "xpf" for tar headerfile extraction
9448 * i370/x-oe (TAROUTOPTS): Delete.
9449 * m68k/x-apollo68 (TAROUTOPTS): Delete.
9450 * m68k/x-hp320 (TAROUTOPTS): Delete.
9451 * m68k/x-hp320g (TAROUTOPTS): Delete.
9452 * gcc.texi: Update bug reporting text.
9454 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9456 * reg-stack.c (change_stack) Fixed problem with negative array index.
9458 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
9460 * extend.texi, install.texi: Fix spelling mistakes.
9462 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
9463 (s-attrtab); No longer try to use pre-made insn-attrtab file.
9464 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
9466 * mips/t-ecoff: Likewise.
9467 * mips/t-elf: Likewise.
9468 * mips/t-mips: Likewise.
9469 * mips/t-osfrose: Likewise.
9470 * mips/t-r3900: Likewise.
9471 * mips/t-svr3: Likewise.
9472 * mips/t-svr4: Likewise.
9473 * mips/t-ultrix: Likewise.
9475 * gcc.texi: Document recommend means to provide software floating
9476 point libraries in libgcc.a
9478 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
9480 * c-lex.c (yylex): We can have a number with no digits.
9482 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
9484 * jump.c (delete_prior_computation): New function, broken
9485 out of delete_computation. Check for side effects with
9486 side_effects_p instead of FIND_REG_INC_NOTE. Handle
9487 multi-word hard registers.
9488 (delete_computation): Use it. Check for side effects with
9489 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
9490 missing REG_DEAD note for a register which is both set and
9493 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
9495 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
9496 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
9497 (ASM_FILE_START): Import _mcount with the right type.
9498 (ASM_DECLARE_FUNCTION_NAME): Define.
9499 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9500 * pa.c (output_function_prologue): Always emit the function's label
9502 * pa.h (TEXT_SPACE_P): Define.
9503 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9504 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
9505 * som.h (TEXT_SPACE_P): Delete.
9506 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9507 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
9509 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
9511 * expr.c (emit_group_load): Allow src to be a CONCAT.
9513 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9515 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
9516 (___mulsi3): Use '!' comment character.
9518 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9520 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
9522 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
9524 * gcc.c: Update URLs and mail addresses.
9525 * gcc.texi: Likewise.
9527 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
9529 * rs6000.c (current_file_function_operand): Return zero for
9531 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
9533 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
9536 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
9538 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
9539 allocate space in the stack frame for the PIC register.
9541 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
9543 * m68k.md (xordi3, anddi3): These patterns are not available on
9546 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
9548 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
9549 (PUT_REAL): Likewise.
9551 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9553 * final.c (shorten_branches): Don't add an alignment for loops
9554 that have no label inside.
9556 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9558 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
9559 prototypes in macro HAVE_cmpstrsi.
9561 * cpplib.c (cpp_get_token): Remove unused label `op3'.
9563 * emit-rtl.c (operand_subword): Remove unused variable
9566 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
9568 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
9570 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
9572 * cpphash.c (macroexpand): Delete leading whitespace when arg
9573 is concatenated before.
9574 (unsafe_chars): Correct test for whether + and - can extend a
9577 * cppinit.c (cpp_start_read): Do dependencies for
9578 -include/-imacros files also.
9580 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9581 tokenizing non-directive lines.
9582 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9583 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9586 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9588 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9590 * c-lex.c: Sync with C++ frontend.
9591 (linemode): New variable.
9592 (parse_float): imag, conversion_errno, and type are output only.
9593 (yylex): Adjust. Move initial '.' case into main switch.
9595 (handle_generic_pragma): Just deal with tokens.
9596 (readescape): Use ISXDIGIT and ISGRAPH.
9597 * c-parse.in: Add END_OF_LINE token.
9599 * c-lex.c (lang_init): Generalize.
9600 (nextchar): Remove. Replace uses with UNGETC.
9601 (skip_white_space): Handle linemode here. Optimize for cpplib.
9602 (skip_white_space_on_line): Remove.
9603 (extend_token_buffer_to): New fn.
9604 (extend_token_buffer): Use it.
9605 (read_line_number, check_newline): Just deal with tokens.
9606 (token_getch, token_put_back): New fns.
9607 (yylex): Use them. More cpplib optimizations. Simplify.
9609 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9610 Jason Merrill <jason@yorick.cygnus.com>
9612 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9613 (consume_string): Make this smart about USE_CPPLIB.
9614 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9615 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9616 Also, clean up cases where we redundantly set token_buffer[0].
9617 (read_line_number): New fn.
9618 (ignore_escape_flag): New variable.
9620 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9622 * a29k/t-a29kbare: Fix some comments.
9623 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9624 (FPBIT, DPBIT): Define.
9625 * a29k/t-vx29k: Likewise.
9626 * arc/t-arc: Likewise.
9627 * arm/t-arm-elf: Likewise.
9628 * arm/t-bare: Likewise.
9629 * arm/t-pe: Likewise.
9630 * arm/t-pe-thumb: Likewise.
9631 * arm/t-semi: Likewise.
9632 * arm/t-thumb: Likewise.
9633 * arm/t-thumb-elf: Likewise.
9634 * arm/t-thumb-linux: Likewise.
9635 * h8300/t-h8300: Likewise.
9636 * i960/t-i960: Likewise.
9637 * i960/t-vxworks960: Likewise.
9638 * m32r/t-m32r: Likewise.
9639 * mips/t-ecoff: Likewise.
9640 * mips/t-elf: Likewise.
9641 * mips/t-r3900: Likewise.
9642 * pa/t-pro: Likewise.
9643 * rs6000/t-aix43: Likewise.
9644 * rs6000/t-beos: Likewise.
9645 * rs6000/t-newas: Likewise.
9646 * rs6000/t-ppccomm: Likewise.
9647 * rs6000/t-rs6000: Likewise.
9648 * rs6000/t-winnt: Likewise.
9649 * rs6000/t-xnewas: Likewise.
9650 * rs6000/t-xrs6000: Likewise.
9651 * sh/t-sh: Likewise.
9652 * sparc/t-elf: Likewise.
9653 * sparc/t-sparcbare: Likewise.
9654 * sparc/t-sparclite: Likewise.
9655 * sparc/t-splet: Likewise.
9656 * v850/t-v850: Likewise.
9657 * mn10200/t-mn10200: Fix comments.
9658 * mn10300/t-mn10300: Likewise.
9660 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9661 dummy operand. Allocate a new pseudo for the dummy operand.
9662 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9664 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9666 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9668 * configure: Rebuilt.
9669 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9671 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9673 * recog.c (preproces_constraints): Zero recog_op_alt before
9674 processing the constraints.
9676 * arm.c (typedef minipool_node): Renamed from pool_node.
9677 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9678 (add_minipool_constant): New function.
9679 (dump_minipool): New function.
9680 (find_barrier): Remove special case for getting the insn size of
9681 an insn that references the constant pool.
9682 (minipool_fixup): New structure.
9683 (push_minipool_barrier): New function.
9684 (push_minipool_fix): New function.
9685 (note_invalid_constants): New function.
9686 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9687 (arm_reorg): Rewrite code to fix up the constant pool into a
9688 series of mini-pools embedded in the insn stream.
9689 (arm_output_epilogue): New function, made mainly from the body
9690 of output_func_epilogue.
9691 (output_func_epilogue): Move insn generation part of epilogue code
9692 to arm_output_epilogue.
9693 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9694 * arm.md (pool_range): New attribute.
9695 (zero_extendqidi2): Add attribute pool_range.
9696 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9697 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9698 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9699 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9700 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9701 (epilogue): New expand.
9702 (epilogue_insn): New insn. Call arm_output_epilogue.
9704 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9705 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9707 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9709 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9711 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9713 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9715 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9717 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9719 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9721 * global.c: Fix comment.
9723 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9725 * gcc.c (access_check): New static function.
9726 (find_a_file): Use it when searching a directory list.
9727 * collect2.c (find_a_file): Don't accept directories found when
9728 searching a directory list.
9730 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9732 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9733 function parameters with `&'.
9734 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9736 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9738 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9739 or tidy_fallthru_edge if the last insn in the block is not
9740 an unconditional jump or a simple conditional jump.
9742 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9744 * Makefile.in (c-decl.o): Depends on defaults.h.
9746 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9748 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9750 (CLASS_MAX_NREGS): Likewise.
9752 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9754 * cse.c (cse_insn): Fix dumb thinko in last change.
9756 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9758 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9761 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9763 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9764 test for sizes of passed and declared parameter types.
9766 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9768 * fixincludes: Fix the return type of bsearch, char* -> void*.
9770 * fixinc/inclhack.def: Likewise.
9772 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9774 * invoke.texi (-fdump-translation-unit): New option.
9776 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9778 * expr.h (PROMOTE_PROTOTYPES): Move ...
9779 * defaults.h: ... to here.
9780 * c-decl.c: Include defaults.h instead of expr.h.
9781 * c-typeck.c: Include defaults.h.
9783 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9785 * toplev.h (errorcount): Declare.
9786 (warningcount): Likewise.
9787 (sorrycount): Likewise.
9788 * c-lex.c (errorcount): Don't declare.
9789 * dwarf2out.c (errorcount): Don't declare.
9791 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9793 * config/libgloss.h: Add a note discouraging use with ELF.
9794 * configure.in: Don't use libgloss.h for ELF targets.
9795 Always use_collect2 on a.out targets.
9797 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9799 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9800 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9802 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9804 * loop.c (strength_reduce): When doing biv->giv conversion, update
9805 reg note of NEXT->insn.
9807 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9809 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9811 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9813 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9814 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9815 Ensure expr.h is included.
9816 * c-typecheck.c (convert_arguments): Ditto.
9818 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9820 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9821 * config/convex/convex.h: Ditto.
9822 * config/dsp16xx/dsp16xx.h: Ditto.
9823 * config/fx80/fx80.h: Ditto.
9824 * config/gmicro/gmicro.h: Ditto.
9825 * config/i370/i370.h: Ditto.
9826 * config/i386/i386.h: Ditto.
9827 * config/m32r/m32r.h: Ditto.
9828 * config/m68k/m68k.h: Ditto.
9829 * config/m88k/m88k.h: Ditto.
9830 * config/mips/mips.h: Ditto.
9831 * config/pa/pa.h: Ditto.
9832 * config/pyr/pyr.h: Ditto.
9833 * config/tahoe/tahoe.h: Ditto.
9834 * config/we32k/we32k.h: Ditto.
9836 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9839 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9841 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9844 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9846 1999-08-02 Richard Henderson <rth@cygnus.com>
9848 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9849 for the register spill block.
9851 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9852 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9854 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9855 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9856 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9858 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9860 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9861 MAX_WCHAR_TYPE defined in sparc.h.
9862 * config/sparc/linuxaout.h: Likewise.
9863 * config/sparc/linux64.h: Likewise.
9864 Also default to -mvis if CPU is UltraSPARC.
9866 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9868 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9869 (RTX_OK_FOR_OLO10): Likewise.
9870 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9871 %lo(), allow it in addresses...
9872 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9873 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9874 does not make sense.
9875 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9876 (sparc_output_scratch_registers): New function.
9877 (output_function_prologue, sparc_flat_output_function_prologue): Use
9879 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9881 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9882 * configure.in: Add check for .register pseudo-op support in as and
9883 check for offsetable %lo().
9884 * acconfig.h: Add templates for the above checks.
9885 * configure: Regenerate.
9887 1999-08-02 Richard Henderson <rth@cygnus.com>
9889 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9890 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9891 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9893 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9895 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9898 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9900 * config/float-sparc.h: New file.
9901 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9902 sparc-*-linux-gnu and sparc64-*-linux*.
9904 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9906 * rs6000.c (rs6000_va_list): Type is an array.
9907 (rs6000_va_start): Don't doubly adjust for varargs.
9908 (rs6000_va_arg): Evaluate long long GPR adjustment.
9910 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9912 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9913 -maix64 and -maix32.
9914 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9915 LINK_SPEC): Change appropriately.
9916 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9917 (u_short_cint_operand): Likewise.
9918 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9920 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9922 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9924 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9926 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9928 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9929 (non_add_cint_operand): Likewise.
9930 (logical_operand): Likewise.
9931 (non_logical_cint_operand): Likewise.
9932 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9933 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9934 (rs6000_select_rtx_section): Suppress warning.
9935 (small_data_operand): Suppress warning.
9936 (rs6000_got_register): Suppress warning.
9937 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9938 type, so `J' is generally the wrong constraint for a SImode value;
9940 (andsi3_internal2): Likewise.
9941 (andsi3_internal3): Likewise.
9942 (iorsi3_internal1): Likewise.
9943 (xorsi3_internal1): Likewise.
9945 (movsf_softfloat): Likewise.
9946 (scc insns): Likewise.
9947 (movsi+2): Preserve sign bits of SImode constant.
9948 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9949 (movdf+1): Sign-extend properly.
9950 (movdi_32+1): Sign-extend properly.
9951 (scc insns): Sign-extend properly.
9953 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9956 1999-08-02 Richard Henderson <rth@cygnus.com>
9958 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9960 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9961 * alpha.md (all fp insns): Likewise.
9963 1999-08-02 Nick Clifton <nickc@cygnus.com>
9965 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9968 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9970 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9971 pic_load_label generator directly.
9972 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9973 No longer a named pattern.
9975 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9977 * explow.c (force_reg): Call force_operand if X does not
9978 satisfy general_operand.
9980 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9982 * fix-header.c (main): When testing for CONTINUED, use string
9983 equality, not pointer equality.
9985 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9987 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9989 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9991 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9992 that has become an unconditional jump.
9994 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9995 (output_function_epilogue): Similarly.
9997 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9999 * tree.h (init_dummy_function_start): Declare.
10001 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10003 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
10004 last_expr_type, last_expr_value, block_start_count, block_stack,
10005 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
10006 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
10007 dynamically in stmt elt of struct function for each function.
10008 (struct nesting): Rename function_call_count elt to n_function_calls,
10009 target_temp_slot_level to block_target_temp_slot_level. All users
10011 (struct stmt_status): New structure definition.
10012 Add many accessor macros for stmt_status elements which previously
10013 were global variables.
10014 (init_stmt_for_function): Allocate stmt elt for current_function.
10015 Reflect that block_start_count was renamed to
10016 current_block_start_count.
10017 (save_stmt_status, restore_stmt_status): Delete functions.
10018 (preserve_subexpressions_p): Don't access loop_stack when outside
10020 (expand_start_bindings): Reflect that block_start_count was renamed to
10021 current_block_start_count.
10022 (expand_fixup): Likewise.
10023 (expand_decl): Don't access block_stack when outside a function.
10024 (expand_decl_cleanup): Likewise.
10025 (expand_dcc_cleanup): Likewise.
10026 (expand_dhc_cleanup): Likewise.
10027 (expand_anon_union_decl): Likewise.
10028 (set_file_and_line_for_stmt): New function.
10029 (in_control_zone_p): New function.
10031 * function.h (struct function): Add new elt stmt.
10032 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
10033 case_stack, nesting_stack, nesting_depth, block_start_count,
10034 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
10035 emit_lineno, goto_fixup_chain.
10036 (save_eh_status, restore_eh_status, save_stmt_status,
10037 restore_stmt_status): Delete declarations.
10038 * function.c (push_function_context_to): Don't call save_stmt_status.
10039 (pop_function_context_to): Don't call restore_stmt_status.
10040 * tree.h (in_control_zone_p): Declare.
10041 * rtl.h (set_file_and_line_for_stmt): Declare.
10043 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
10044 call set_file_and_line_for_stmt.
10046 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
10048 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
10049 Also update copyright.
10051 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10053 * c-pragma.c: Don't include "except.h".
10054 * emit-rtl.c: Likewise.
10055 * stor-layout.c: Likewise.
10056 * tree.c: Likewise.
10057 * varasm.c: Likewise.
10059 * flow.c: Include "function.h".
10060 * tree.h (init_dummy_function_start): Declare new function.
10062 * except.h (struct eh_status): New structure.
10063 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
10065 (eh_return_stub_label, ehstack, catchstack, ehqueue,
10066 catch_clauses, false_label_stack, caught_return_label_stack,
10067 protect_list, current_function_ehc): Add accessor macros for the
10068 corresponding fields in current_function->eh; delete declarations
10069 for all items that used to be declared here.
10070 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
10071 catch_clauses, false_label_stack, caught_return_label_stack,
10072 protect_list, current_function_ehc): Delete variables.
10073 (init_eh_for_function): Allocate current_function->eh.
10074 (save_eh_status, restore_eh_status): Delete functions.
10076 * function.h (struct function): Add fields next_global and eh.
10077 Delete all exception handling related fields.
10078 * function.c (current_function): New variable.
10079 (all_functions): New variable.
10080 (push_function_context_to): Don't allocate a struct function,
10081 use current_function instead. Call init_dummy_function_start when
10082 outside a function. Clear current_function before returning.
10083 (pop_function_context_from): Restore current_function.
10084 Don't free the restored struct function.
10085 (prepare_function_start): New function.
10086 (init_dummy_function_start): New function.
10087 (init_function_start): Break out some code into prepare_function_start
10090 * stmt.c (save_stmt_status): Don't call save_eh_status.
10091 (restore_stmt_status): Don't call restore_eh_status.
10093 * Makefile.in: Update dependencies.
10095 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
10097 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
10098 of depending on a magic constant value. Update comments.
10099 (hppa_expand_prologue): Similarly.
10101 * pa.md (reload_indi, reload_outdi): Allow any register for the
10102 original reload register.
10104 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
10106 * cccp.c (print_help): Change marcos to macros.
10108 1999-07-30 Richard Henderson <rth@cygnus.com>
10110 * c-typeck.c (initializer_constant_valid_p): Move ...
10111 * c-common.c (initializer_constant_valid_p): ... here. Use
10112 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
10113 of label addresses.
10114 * c-common.h (initializer_constant_valid_p): Declare.
10115 * c-tree.h (initializer_constant_valid_p): Remove.
10117 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
10119 * config/i386/sol2-c1.asm: Align the stack.
10120 * config/i386/sol2-gc1.asm: Likewise.
10122 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
10124 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
10125 -Asparclite for sparc86x.
10126 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
10128 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
10130 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
10132 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
10133 the user if using the non-default arch size in BI_ARCH configuration.
10134 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
10136 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
10137 Fix patterns so that they actually match.
10138 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
10139 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
10140 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
10142 (mulsidi3): Reflect this in the expand.
10143 (smulsi3_highpart): Only on TARGET_ARCH32.
10144 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
10145 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
10146 (umulsidi3): Reflect this in the expand.
10147 (umulsi3_highpart): Only on TARGET_ARCH32.
10148 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
10149 don't require g0 to be zero.
10150 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
10151 ({,u}divsi3): New expands.
10152 ({,u}divsi3_sp64): New patterns.
10153 (after lshrdi3_v8plus): Four new patterns to help combiner
10154 optimizing nested mixed mode shifts.
10156 * config/sparc/sparc.c (sparc_override_options): Use deprecated
10157 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
10158 speed things up. Don't use them by default on plain v9 in 64bit
10159 mode, according to what SPAMv9 sais.
10161 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
10162 top 32 bits of %[og][0-7] in signal handlers.
10163 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
10165 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
10167 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
10168 (ashlsi3): Corresponding changes.
10170 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
10172 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
10174 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
10176 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10178 * arm.h (Hint): Delete macro.
10179 Substitute HOST_WIDE_INT for Hint in some prototypes.
10180 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
10182 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
10184 * builtins.c (expand_builtin_setjmp): Use force_operand to
10185 make sure that the buffer address is in a suitable form to be
10186 passed to force_reg.
10188 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
10190 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
10193 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
10195 * pa.md (indirect_jump): Remove mode from match_operand. Verify
10196 proper mode in the condition string.
10197 (icacheflush, dcacheflush): Remove modes from match_operands.
10199 * pa.c (emit_move_sequence): Always convert scratch_reg to the
10200 proper mode before using it.
10202 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
10205 * pa.c (store_reg): Do not call add_high_const generator directly.
10206 (load_reg, set_reg_plus_d): Likewise.
10207 * pa.md (add_high_const): No longer a named pattern.
10209 * pa.c (legitimize_address): Consistently use Pmode rather than
10210 SImode. Do not call gen_pic2_highpart directly anymore.
10211 * pa.md (pic2_highpart): No longer a named pattern.
10212 (pic2_lo_sum): Similarly. Reformat to make more readable.
10214 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
10219 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10221 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
10223 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
10225 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
10226 and tag the spill mems.
10227 (hppa_va_start): New.
10228 (hppa_va_arg): New.
10229 * pa.h (EXPAND_BUILTIN_VA_START): New.
10230 (EXPAND_BUILTIN_VA_ARG): New.
10232 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
10234 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
10235 and tag the spill mems.
10236 (mn10300_va_start): New.
10237 (mn10300_va_arg): New.
10238 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
10239 (EXPAND_BUILTIN_VA_ARG): New.
10241 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
10243 * mn10200.c (mn10200_va_arg): New.
10244 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
10246 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
10248 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
10249 rather than play with TREE_INT_CST_LOW.
10251 1999-07-27 Philip Blundell <pb@nexus.co.uk>
10253 * config/arm/telf.h: Include dbxelf.h.
10254 (CPP_PREDEFINES): Only define if not already defined.
10255 (ASM_IDENTIFY_GCC): Likewise.
10256 (SUBTARGET_EXTRA_SECTIONS): Likewise.
10257 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
10258 * config/arm/thumb.h (LINK_SPEC): Only define if not already
10260 (DBX_DEBUGGING_INFO): Don't define.
10261 * config/arm/linux-telf.h: New file.
10262 * config/arm/linux-tgas.h: New file.
10263 * config/arm/t-thumb-linux: New file.
10264 * config/arm/uclinux-elf.h: New file.
10265 * config/arm/uclinux-telf.h: New file.
10266 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
10267 thumb-*-uclinux): New targets.
10268 * configure: Regenerate.
10270 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
10272 * pa.md (post_store, pre_load): New expanders.
10273 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
10274 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
10275 need to directly generate RTL for them.
10276 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
10279 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
10281 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
10282 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
10283 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
10284 (secndary_reload_class): Make TARGET_ELF conditional compile.
10285 (print_operand_address): Similar.
10286 (output_toc): Print all values as hex.
10287 (get_issue_rate): Rearrange and add RS64A and PPC630.
10288 * rs6000.h (processor_type): Add RS64A and PPC630.
10289 (PROCESSOR_POWERPC64): New.
10290 (PROMOTE_MODE): Use word_mode.
10291 (RTX_COSTS): Add RS64A and PPC630.
10292 * rs6000.md (scheduling information): Add lmul and ldiv
10293 representing 64-bit integer multiply and divide. Add rs64a and
10294 PPC630 information.
10295 (ashldi3): Add support for "rldic" instruction.
10296 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
10298 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
10300 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
10301 instead of V8 for sparclite86x in cpu_table.
10303 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10305 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
10306 output_file_directive.
10308 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
10310 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
10311 tree for op1, not the rtl.
10313 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
10315 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
10316 to m88k_va_start, leaving only the register spill.
10317 (m88k_build_va_list): New.
10318 (m88k_va_start): New.
10319 (m88k_va_arg): New.
10320 * m88k.h (BUILD_VA_LIST_TYPE): New.
10321 (EXPAND_BUILTIN_VA_START): New.
10322 (EXPAND_BUILTIN_VA_ARG): New.
10324 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
10326 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
10327 Rename from expand_builtin_saveregs.
10328 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
10330 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
10332 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
10333 for the register spill block.
10334 (i960_build_va_list): New.
10335 (i960_va_start): New.
10336 (i960_va_arg): New.
10337 * i960.h (BUILD_VA_LIST_TYPE): New.
10338 (EXPAND_BUILTIN_VA_START): New.
10339 (EXPAND_BUILTIN_VA_ARG): New.
10340 * i960.md (store_multiple): Use change_address on individul mems.
10342 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
10344 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
10346 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
10347 (expand_builtin_va_end): Evaluate arg for side effects.
10348 * c-common.c (c_common_nodes_and_builtins): Construct a
10349 va_list_arg_type_node to handle array decomposition to pointer.
10351 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
10353 * except.c (start_dynamic_cleanup): Use force_operand on the
10356 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
10358 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
10359 * c4x.c (c4x_va_arg): New.
10361 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
10363 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
10364 has manual_pop set.
10366 1999-07-26 Nathan Sidwell <nathan@acm.org>
10368 * eh-common.h (__eh_matcher): Prototype correctly.
10370 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
10372 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
10373 (TARGET_SINGLE_PIC_BASE): Likewise.
10374 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
10376 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
10377 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
10378 (TARGET_OPTIONS): Add -mpic-register=N.
10379 (OUTPUT_INT_ADDR_CONST): New macro.
10380 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
10381 LEGITIMATE_PIC_OPERAND_P): Likewise.
10382 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
10383 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
10384 output_addr_const directly.
10385 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
10387 (thumb_pic_register, thumb_pic_register_string): Declare.
10389 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
10391 (label_mentioned_p): New function: Imported from arm.c.
10392 (legitimize_pic_address): New function: Imported from arm.c.
10393 (is_pic):New function: Imported from arm.c.
10394 (thumb_finalize_pic):New function: Imported from arm.c.
10395 (add_constant): Cope with PIC constants.
10396 (fixit): Cope with PIC constants.
10397 (output_return): Do not treat the PIC register as live if
10398 TARGET_SINGLE_PIC_BASE is true.
10399 (thumb_function_prologue): Do not treat the PIC register as live if
10400 TARGET_SINGLE_PIC_BASE is true.
10401 (thumb_expand_prologue): Do not treat the PIC register as live if
10402 TARGET_SINGLE_PIC_BASE is true.
10403 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
10404 TARGET_SINGLE_PIC_BASE is true.
10405 (thumb_print_operand): Accept '|'.
10406 (thumb_override_options): Process PIC options.
10408 * config/arm/thumb.md (movsi): Support PIC.
10409 (call_insn): Change "i" constraint to "X".
10410 (call_value_insn): Likewise.
10411 (consttable_4, consttable_8, consttable_end): Set and clear
10412 "making_const_table" as appropriate.
10413 (pic_load_addr, pic_add_dot_plus_four): New insns.
10415 * invoke.texi (Thumb Options): Fix spelling. Document new
10416 options -msingle-pic-base and -mpic-register=.
10418 1999-07-26 Andrew Haley <aph@cygnus.com>
10420 * config/m32r/initfini.c (__init): Use a full word immediate for
10421 __fini: this allows it to be placed in any memory region.
10423 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
10424 -mmodel=medium. This is OK for all memory models.
10426 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
10428 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
10429 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
10431 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
10433 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
10436 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
10438 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
10440 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
10441 (BUILD_VA_LIST_TYPE): New.
10442 (EXPAND_BUILTIN_VA_START): New.
10443 (EXPAND_BUILTIN_VA_ARG): New.
10444 * i860.c (output_delayed_branch): Disable.
10445 (output_delay_insn): Likewise.
10446 (i860_saveregs): New.
10447 (i860_build_va_list): New.
10448 (i860_va_start): New.
10449 (i860_va_arg): New.
10450 * i860.md: Disable all peepholes using output_delayed_branch.
10451 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
10453 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
10455 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
10456 (BUILD_VA_LIST_TYPE): New.
10457 (EXPAND_BUILTIN_VA_START): New.
10458 (EXPAND_BUILTIN_VA_ARG): New.
10459 * clipper.c (clipper_builtin_saveregs): Only dump registers.
10460 Return the address of the save area.
10461 (clipper_build_va_list): New.
10462 (clipper_va_start): New.
10463 (clipper_va_arg): New.
10465 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
10467 * arc.h (EXPAND_BUILTIN_VA_START): New.
10468 (EXPAND_BUILTIN_VA_ARG): New.
10469 * arc.c (arc_setup_incoming_varargs): Set alias set of
10471 (arc_va_start): New.
10474 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
10476 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
10477 (BUILD_VA_LIST_TYPE): New.
10478 (EXPAND_BUILTIN_VA_START): New.
10479 (EXPAND_BUILTIN_VA_ARG): New.
10480 * alpha.c (alpha_builtin_saveregs): Delete.
10481 (alpha_build_va_list): New.
10482 (alpha_va_start): New.
10483 (alpha_va_arg): New.
10485 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
10487 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
10489 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
10490 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
10492 * gcc.texi: More changes related to list conversion.
10493 * invoke.texi: Likewise.
10495 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
10497 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
10498 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
10499 (expand_builtin_next_arg): Accept ARGLIST not EXP.
10500 (stabilize_va_list): New function.
10501 (std_expand_builtin_va_start): New function.
10502 (expand_builtin_va_start): New function.
10503 (get_varargs_alias_set): New function.
10504 (std_expand_builtin_va_arg): New function.
10505 (expand_builtin_va_arg): New function.
10506 (expand_builtin_va_end): New function.
10507 (expand_builtin_va_copy): New function.
10508 (expand_builtin): Call them.
10509 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
10510 __builtin_{varargs_start,stdarg_start,end,copy}.
10511 (build_va_arg): New function.
10512 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
10513 (build_va_arg): Declare.
10514 * c-decl.c (ptr_type_node, va_list_type_node): New.
10515 * c-parse.gperf (__builtin_va_arg): New.
10516 * c-parse.in (VA_ARG): New token.
10517 (unary_expr): Recognize it.
10518 * expr.c (expand_expr): Expand VA_ARG_EXPR.
10519 * expr.h (std_expand_builtin_va_start): Declare.
10520 (std_expand_builtin_va_arg): Declare.
10521 (expand_builtin_va_arg): Declare.
10522 (get_varargs_alias_set): Declare.
10523 * tree.def (VA_ARG_EXPR): New.
10524 * tree.h (BUILT_IN_VARARGS_START): New.
10525 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
10526 (ptr_type_node, va_list_type_node): Declare.
10527 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
10528 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
10529 * m88k.h, m88k.c: Likewise.
10530 * mn10300.h, mn10300.c: Likewise.
10531 * pa.h, pa.c: Likewise.
10532 * rs6000.h, rs6000.c: Likewise.
10533 * sh.h, sh.c: Likewise.
10534 * sparc.h, sparc.c: Likewise.
10536 * emit-rtl.c (operand_subword): Copy alias set.
10537 (change_address): Likewise.
10539 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
10541 * pa.c (compute_frame_size): Scan all the used callee saved registers,
10542 not just the first one.
10544 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
10546 * config/arm/arm.h (TARGET_SWITCHES): Add
10547 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
10548 (TARGET_OPTIONS): Add -mpic-register=.
10549 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
10550 (arm_pic_register_string): Declare.
10551 (NEED_PLT_GOT): Delete, replace with ...
10552 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
10553 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
10554 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
10555 * config/arm/arm.c (arm_override_options): Add new option
10557 (arm_pic_register_string): New variable.
10558 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
10559 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
10560 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
10561 (output_return_instruction): Likewise.
10562 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
10563 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
10564 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
10566 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
10567 mention of -msched-prolog. Document new options -msingle-pic-base
10568 and -mpic-register=.
10570 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
10572 * haifa-sched.c (reemit_notes): Tidy.
10573 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10576 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10578 * explow.c (trunc_int_for_mode): New function.
10579 (plus_constant_wide): Use it.
10580 * combine.c (simplify_and_const_int): Likewise.
10581 (merge_outer_ops): Likewise.
10582 (simplify_shift_const): Likewise.
10583 * cse.c (simplify_unary_operation): Likewise.
10584 (simplify_binary_operation): Likewise.
10585 * emit-rtl.c (operand_subword): Likewise.
10586 * rtl.h: Declare it.
10588 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10590 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10591 (use NUM_REGS instead of NUM_INTS).
10593 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10595 * builtins.c: New file.
10596 * expr.c (saveregs_value, apply_args_value): Delete definition,
10597 moved into builtins.c.
10598 (string_constant): No longer static.
10599 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10600 apply_args_size, apply_result_size, result_vector,
10601 expand_builtin_apply_args, expand_builtin_apply,
10602 expand_builtin_return): Delete functions, moved into builtins.c.
10603 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10604 * expr.h (saveregs_value, apply_args_value): Declare variables.
10605 (expand_builtin, string_constant): Declare functions.
10606 * Makefile.in: Update to build builtin.o.
10608 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10610 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10611 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10612 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10613 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10615 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10618 1999-07-21 Michael Meissner <meissner@cygnus.com>
10620 * print-rtl.c (print_rtx): Print the names of the virtual
10623 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10625 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10626 introduced in previous delta.
10628 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10630 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10631 to avoid name clash.
10633 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10635 * c-lex.c (yylex) : Correct the test for overflow when lexing
10638 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10640 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10641 (adjust_priority): Always call ADJUST_PRIORITY.
10642 (schedule_insn): Only put insns into the ready at cost 0.
10643 (schedule_block): Remove redundant initial sort. Give clock_var
10644 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10646 * tm.texi (MD_SCHED_REORDER): Update docs.
10648 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10649 * sparc.c (ultra_reorder_called_this_block): Delete.
10650 (ultrasparc_sched_init): Don't set it.
10651 (ultrasparc_sched_reorder): Don't check it.
10653 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10655 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10656 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10657 (function_arg_boundary): Align DFmode.
10658 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10659 to get fp reg and stack overflow correct.
10660 (function_arg): Likewise.
10661 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10662 (setup_incoming_varargs): Restructure for ABI_V4; use
10663 function_arg_advance to skip final named argument.
10664 (expand_builtin_saveregs): Properly unskip the last integer arg
10665 when doing varargs. Adjust overflow location calculation.
10667 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10668 explicitly unsigned.
10669 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10670 (__VA_GP_REGSAVE): Similarly.
10671 (__va_longlong_p): Delete.
10672 (__va_arg_type_violation): New declaration.
10673 (va_arg): Restructure. Flag promotion errors. Align double.
10674 TFmode passed by reference.
10676 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10677 in the HOST_BITS_PER_WIDE_INT > 32 case.
10679 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10681 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10683 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10685 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10686 * toplev.c (documented_lang_options): Add -fpreprocessed.
10687 * cpplib.h (struct cpp_buffer): Add preprocessed.
10688 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10689 (cpp_start_read): Don't expand macros or emit an initial #line
10690 directive if -fpreprocessed.
10692 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10694 * cpplib.h (struct cpp_buffer): Added manual_pop for
10695 better C++ tokenization.
10696 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10697 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10698 * c-common.c (cpp_token): Make non-static.
10700 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10702 * c-common.h: New file.
10703 * c-common.c (permanent_obstack): Delete unused declaration.
10704 (c_global_trees): New array.
10705 (c_common_nodes_and_builtins): New function; split off common code
10706 from init_decl_processing in both c-decl.c and cp/decl.c.
10707 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10708 c_global_trees and accessor macros defined in c-common.h.
10709 Include c-common.h.
10710 * c-decl.c: Delete definitions for tree nodes that were replaced by
10712 (init_decl_processing): Build void_list_node.
10713 Call c_common_nodes_and_builtins; delete code to generate the common
10715 * objc/objc-act.c (build_module_descriptor): Rename variable
10716 void_list_node to avoid clash with c-common.h.
10718 * Makefile.in: Update dependencies.
10719 * objc/Make-lang.in: Likewise.
10721 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10723 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10724 (UNIQUE_SECTION_P): Likewise.
10725 (UNIQUE_SECTION): Likewise.
10727 1999-07-19 Linas Vepstas <linas@linas.org>
10729 * config/i370/README: New file.
10730 * config/i370/linux.h: New file.
10731 * config/i370/mvs.h: New file.
10732 * config/i370/oe.h: New file.
10733 * config/i370/t-linux: New file.
10734 * config/i370/t-mvs: New file.
10735 * config/i370/t-oe: New file.
10736 * config/i370/x-oe: New file.
10737 * config/i370/xm-linux.h: New file.
10738 * config/i370/xm-mvs.h: New file.
10739 * config/i370/xm-oe.h: New file.
10741 * i370.c (label_node_t): Add first_ref_page, label_addr,
10742 label_first_ref, label_last_ref members.
10743 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10744 (MAX_MVS_LABEL_SIZE): Define.
10745 (MAX_LONG_LABEL_SIZE): Define.
10746 (alias_node_t, alias_anchor, alias_number): New.
10747 (mvs_function_table): Reorder for EBCDIC.
10748 (ascebc, ebcasc): Unconditionally define.
10749 (i370_branch_dest, i370_branch_length): New functions.
10750 (i370_short_branch, i370_label_scan): New functions.
10751 (mvs_get_label): Renamed from mvs_add_label. Search for
10752 an existing label before creating a new one.
10753 (mvs_add_label): New function.
10754 (mvs_get_label_page): New function.
10755 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10756 over the entire list.
10757 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10758 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10759 (mvs_add_alias, mvs_need_alias): New functions.
10760 (mvs_get_alias, mvs_check_alias): New functions.
10761 (handle_pragma): New function.
10762 (mvs_function_check): New function.
10763 (unsigned_jump_follows_p): Search harder.
10764 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10765 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10766 * i370.h (TARGET_VERSION): Delete.
10767 (CPP_SPEC, CPP_PREDEFINES): Delete.
10768 (mvs_label_emitted): Delete.
10769 (TARGET_EBCDIC): Delete.
10770 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10771 (HANDLE_PRAGMA): Define.
10772 (HARD_REGNO_NREGS): Handle complex modes.
10773 (HARD_REGNO_MODE_OK): Likewise.
10774 (CLASS_MAX_NREGS): Likewise.
10775 (RET_REG): Likewise.
10776 (EXTRA_CONSTRAINT): Define.
10777 (RETURN_IN_MEMORY): True for DImode.
10778 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10779 (FUNCTION_PROFILER): Delete.
10780 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10781 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10782 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10783 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10784 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10785 (ASM_FILE_START): Add "RMODE ANY".
10786 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10787 (ASM_GLOBALIZE_LABEL): Likewise.
10788 (ASM_OUTPUT_LABELREF): Likewise.
10789 (ASM_OUTPUT_COMMON): Likewise.
10790 (PRINT_OPERAND): Handle 'K', 'W', default.
10791 (PRINT_OPERAND_ADDRESS): New.
10792 (Lots of defines): Add support for TARGET_ELF_ABI.
10793 * i370.md (attr length): New. Define for all patterns.
10794 (*): Lots of tweeks to assembly output and constraints.
10796 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10798 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10799 Disable patterns performing SImode comparisons with SImode values
10800 if TARGET_POWERPC64 and instruction does not sign-extend or does
10801 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10802 differ for signed quantities.
10803 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10804 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10805 (decrement_and_branch_on_count): Add 64-bit variant.
10807 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10809 * final.c (output_asm_insn): When searching for the matching string
10810 for a given dialect, don't run past the end of the list of
10811 alternatives if there are fewer alternatives in the template than
10814 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10816 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10817 Removed paragraph about compression of files and size limitation,
10818 duplicated in the FAQ. Use gcc-patches for posting patches.
10819 * gcc.c (main): Updated URL with bug reporting instructions to
10820 gcc.gnu.org. Removed e-mail address.
10821 * system.h (abort): Likewise.
10823 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10825 * Makefile.in (stmp-multilib-sub): Make the files extracted
10826 from $(LIBGCC1) writable.
10828 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10830 * config/arm/aout.h: Reformat for improved readability.
10832 * config/arm/arm.h: Reformat for improved readability.
10833 Replace uses of fprintf with asm_fprintf where appropriate.
10834 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10835 function declaration assembler actions.
10836 (NUM_INTS): New macro: Convert from bytes to words.
10837 (NUM_REGS): New macro: Compute number of registers required to
10838 hold a quanitity of tyep MODE.
10839 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10841 (NUM_ARG_REGS): New macro: The number of argument registers
10843 (ARG_REGISTER): New macro: Compute the register number of the Nth
10845 (LAST_ARG_REGNUM): New macro: The number of the last argument
10847 (SP_REGNUM): New macro: Register number of the stack pointer.
10848 (FP_REGNUM): New macro: Register number of the frame pointer.
10849 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10850 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10851 CUMULATIVE_ARGS so that it counts registers not bytes.
10853 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10855 Replace uses of fprintf with asm_fprintf where appropriate.
10856 (output_ascii_pseudo_op): Replace with version from thumb.c
10858 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10860 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10861 SUBTARGET_CPP_SPEC.
10862 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10863 (ASM_FILE_START): Emit ASM_APP_OFF.
10865 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10867 * pa.c (compute_frame_size): Round frame according to
10868 STACK_BOUNDARY rather than a hardwired value.
10870 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10872 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10874 * configure: Rebuilt.
10876 * configure.in (hppa*-*-linux*): New configuration.
10877 * configure: Rebuilt.
10878 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10879 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10880 * pa/pa-linux.h: New file.
10881 * pa/t-linux: New file.
10882 * pa/xm-linux.h: New file.
10884 * pa.c (hppa_legitimize_address): Change references from SImode to
10885 either Pmode or word_mode as appropriate.
10886 (emit_move_sequence, store_reg, load_reg): Likewise.
10887 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10888 (output_mul_insn): Likewise.
10889 * pa.h (PROMOTE_MODE): Likewise.
10890 (INITIALZE_TRAMPOLINE): Likewise.
10891 (Pmode): Define to word_mode.
10893 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10894 value of 4. Allocate 8 bytes for each FP register save.
10895 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10897 (hppa_expand_prologue): Likewise.
10898 * pa.h (PROMOTE_MODE): Likewise.
10899 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10900 (FUNCTION_ARG_BOUNDARY): Likewise.
10902 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10904 * pa.c (out_of_line_prologue_epilogue): Delete.
10905 (override_options): Remove -mspace related code.
10906 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10907 (compute_frame_size): Only allocate space for register that
10908 actually need to be saved.
10909 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10910 (TARGET_SWITCHES): Remove -mspace, -mno-space
10911 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10912 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10913 * pa/ee.asm, pa/ee_fp.asm: Delete.
10915 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10917 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10918 directive in column zero.
10920 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10922 * m68k.c (output_function_prologue): Fix computation of save mask
10923 when generating PIC code.
10925 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10927 * tree.c (build_type_attribute_variant): Move current_obstack restore
10928 after build_qualified_type call.
10930 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10932 * configure.in: Use t-iris6, even with GNU LD.
10933 * config/mips/iris6gld.h: Fix typo in linker spec.
10934 * config/mips/t-iris6gld: Remove.
10936 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10938 * rs6000.md (insv, extzv): Remove SImode dependence in named
10939 patterns. Explicitly generate DImode RTL if PowerPC64 and
10941 (insvdi): Reverse start and size in instruction template.
10943 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10945 * invoke.texi: Typo fixes.
10947 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10949 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10950 handle at this time instead of silently generating incorrect code.
10951 (gen_imagpart): Likewise.
10953 * reload.c (find_reloads): Emit a USE for a pseudo register without
10954 a hard register if we could not create an optional reload for the
10957 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10959 * c-typeck.c (output_init_element, process_init_element):
10960 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10961 check for nameless bit fields.
10963 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10965 * regclass.c (scan_one_insn): Notice subregs that change the
10966 size of their operand.
10967 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10969 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10971 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10972 * configure: Rebuilt.
10973 * alpha/t-ieee: New file.
10975 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10977 * rs6000.c (find_addr_reg): Do not select r0 as an address
10980 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10982 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10984 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10986 * rs6000.md (movsf): Do not force easy FP constants into memory.
10988 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10989 immed_double_const to ensure they are properly truncated then
10992 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10994 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10995 always unless NO_DEBUG is used. Compile this code
10997 (replace_symbols_in_block): Compile it unconditionally.
10999 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
11001 * configure.in (i?86-*-elf*): New target.
11002 * configure: Rebuilt.
11003 * i386/i386elf.h, i386/t-i386elf: New files.
11005 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11007 * toplev.c (main): Don't complain about saying -gdwarf.
11008 (rest_of_compilation): Remove redundant code.
11010 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
11012 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
11014 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
11016 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
11017 "Li960R:", to avoid name clash.
11019 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11021 * loop.c (check_dbra_loop): When reversing a loop, delete all
11022 REG_EQUAL notes referencing the reversed biv except those which are
11023 for a giv based on it.
11025 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
11027 * version.c: Drop "gcc-" prefix from version #.
11029 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
11031 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
11032 the label if we're being verbose.
11034 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
11036 * m68k.c (output_function_prologue): Add pic register to mask
11037 if live and flag_pic.
11038 (output_function_epilogue): Likewise.
11040 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
11042 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
11043 directives in column zero.
11045 * pa/elf.h (ASM_FILE_START): Define.
11046 * pa/som.h (ASM_FILE_START): Include .level directives.
11047 * pa/hpux10.h (ASM_FILE_START): Delete.
11048 * pa/hpux11.h (ASM_FILE_START): Delete.
11050 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
11052 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11054 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
11055 when reload_out equals reload_in.
11057 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
11059 * invoke.texi (Spec Files): New node: Describe the contents of
11062 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
11064 * invoke.texi (DEC Alpha Options): Put @end table at
11065 beginning of line, to avoid confusing texi2html.
11067 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
11069 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
11070 introduced in previous delta.
11072 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11074 * reload1.c (gen_reload): When synthesizing a 3 operand add
11075 sequence, improve test for when to reload OP1 into the reload
11076 register instead of OP0.
11078 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
11080 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
11082 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
11084 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
11087 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
11089 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
11090 (va_dcl): Use __builtin_va_alist_t.
11092 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
11094 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
11095 on the permanent_obstack.
11096 * dwarfout.c (output_type): Likewise.
11098 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
11100 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11101 Merged from c-typeck.c and cp/typeck.c.
11102 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11103 Merged into c-common.
11105 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
11107 * c-lex.c (errorcount): Declare it.
11108 (finish_parse): Update errorcount when using CPPLIB.
11110 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
11112 * fixinc/inclhack.def(end_else_label): Double the backslash so
11113 sed gets a chance to see it.
11114 * fixinc/inclhack.sh: regen
11115 * fixinc/fixincl.x: regen
11117 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
11119 Add framework to support armv5 architecture when it becomes
11122 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
11123 (arm_arch5): New variable.
11124 (all_architectures): Add armv5 line.
11125 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
11126 -march=armv5 is specified on the command line.
11127 (arm_arch5): Export this variable.
11128 * invoke.texi: Document new string accepted by -march= switch for
11131 * config/arm/arm.h: Replace use of constant 12 as a register
11132 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
11133 * config/arm/arm.c: Replace use of constant 12 as a register
11134 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
11136 * config/arm/elf.h: Tidy up.
11137 * config/arm/coff.h: Tidy up.
11139 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
11141 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
11142 * gcc/config/mips/t-iris6gld: New file.
11143 * gcc/config/mips/iris6gld.h: Likewise.
11145 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
11147 * c-decl.c (widest_integer_literal_type_node,
11148 widest_unsigned_literal_type) : New.
11149 (init_decl_processing): Handle/use the two new types.
11150 * c-common.c (type_for_size,type_for_mode) : Same.
11151 * c-lex.c (yylex) : Same.
11152 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11154 * c-tree.h (widest_integer_literal_type_node,
11155 widest_unsigned_literal_type) : New.
11157 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
11159 * dwarfout.c (field_byte_offset): Correctly compute the object's
11160 byte offset for the first bit of a field which crosses an alignment
11161 boundary on a !BYTES_BIG_ENDIAN target.
11163 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
11165 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
11168 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
11169 Jeff Law <law@cygnus.com>
11171 * ginclude/varargs.h (va_dcl): Use word_mode for type of
11174 * except.c: Include intl.h.
11175 (expand_eh_return): Set current_function_cannot_inline.
11176 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
11177 * function.h (struct function): Add eh_return_stub_label.
11178 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
11179 * Makefile.in (except.o): Depend on intl.h.
11181 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
11183 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
11184 same as offsettable in cases 1 and 2.
11186 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
11188 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
11189 (extlh, extwh): Likewise.
11191 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
11193 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
11195 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
11197 * configure.in: Add arm-pe and thumb-pe targets.
11198 * configure: Regenerate.
11200 * thumb.c (arm_naked_function_p): New function: Determines if
11201 a function is naked (has no gcc generated prologue/epilogue).
11202 (is_called_in_ARM_mode): Return true if the func has the
11203 interfacearm attribute.
11204 (output_return): Do not generate a return for naked functions.
11205 (thumb_function_prologue): Do not generate a prologue for
11207 (thumb_expand_prologue): Do not generate a prologue for naked
11209 (thumb_expand_epilogue): Do not generate an epilogue for naked
11211 (arm_valid_machine_decl_attribute): New function, copied from
11212 arm.c: Permit naked and interfacearm attributes.
11214 * config/arm/pe.c: New file: Support code for arm-pe target.
11215 * config/arm/pe.h: New file: Header file for arm-pe target.
11216 * config/arm/tpe.h: New file: Header file for thumb-pe target.
11217 * config/arm/t-thumb-pe: New file: Makefile fragment for
11220 1999-07-01 Mark Kettenis <kettenis@gnu.org>
11222 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
11223 -fPIC or -fpic is specified.
11225 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
11227 * expr.c (emit_block_move): Use copy_to_mode_reg for
11228 !TARGET_MEM_FUNCTIONS case too.
11230 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
11232 * configure: Rebuilt.
11233 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
11234 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
11235 definitions made redundant by dbxelf.h inclusion. Delete
11236 lots of definitions related to assembly output that are
11237 specific to the SOM object format.
11238 * pa.c (output_function_prologue): Do not emit the function's
11240 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
11241 * pa-pro.h: Deleted.
11242 * som.h: New file with SOM specific definitions.
11243 * elf.h: New file with ELF specific definitions.
11245 * elfos.h (const_section): Output a tab before assembler directives.
11246 (ctors_section, dtors_section): Likewise.
11247 (ASM_OUTPUT_SECTION_NAME): Likewise.
11249 * pa/pa1.h: Delete unused file.
11251 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
11253 * configure.in (hppa*-hp-hpux11*): New configuration.
11254 * configure: Rebuilt.
11255 * pa/pa-hpux11.h: New file.
11256 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
11259 * mips.md (leasi, leadi): New patterns.
11261 * expr.c (emit_block_move): Properly handle case where one of the
11262 block move arguments has a queued increment or decrement.
11263 (clear_storage): Similarly. Fix formatting goof.
11265 1999-06-28 "David O'Brien" <obrien@NUXI.com>
11267 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
11268 semicolon from the BSD VA_LIST replacement expression.
11270 * fixinc/inclhack.sh: regen
11271 * fixinc/fixincl.x: regen
11273 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
11274 now use the fixincl program.
11276 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
11278 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
11279 case. Also make the PIC register call_used.
11281 * m68k.h (FINALIZE_PIC): Delete.
11282 * m68k.c (finalize_pic): Delete.
11284 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
11286 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
11289 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
11291 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
11293 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
11295 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
11297 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
11299 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
11301 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
11303 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
11305 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
11307 * rs6000.c (output_toc): Always use hex values for floating-point
11308 constants. Store single-precision values in upper-half of TOC
11309 entry in 64-bit mode.
11310 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
11311 to final constraints.
11312 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
11313 (fctiwz): Improve accuracy of RTL for pattern.
11315 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
11317 * expr.c (expand_expr): Allow RTL_EXPR's through the
11318 MAX_INTEGER_COMPUTATION_MODE checks.
11320 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
11322 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
11323 such that MASK_SUPPORT_ARCH is not negative.
11325 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
11327 * loop.c (verify_dominator): Properly handle ADDR_VEC and
11328 ADDR_DIFF_VEC insns that appear inside loops.
11330 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
11331 Jeff Law <law@cygnus.com>
11333 * rs6000.md (movdf_hardfloat32): Revert previous patch.
11334 Handle LO_SUM the same as offsettable in cases 1 and 2.
11335 * rs6000.c (find_addr_reg): Revert previous patch.
11337 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
11339 * system.h (strstr): New external function declaration.
11340 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
11341 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
11342 * config.in, configure: Rebuilt.
11344 1999-06-24 Tom Tromey <tromey@cygnus.com>
11346 * gcc.c (main): Read user-specified specs files after computing
11347 additional startfile_prefixes.
11349 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
11351 Revert these two patches:
11353 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11354 * loop.c (strength_reduce): When doing biv->giv conversion, update
11355 reg note of NEXT->insn.
11357 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11358 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11360 (recombine_givs): Set ix field after sorting.
11362 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11364 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
11365 for the parts of an UNSPEC / UNSPEC_VOLATILE.
11367 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
11369 *fixinc/inclhack.def: Add fix development commentary
11370 (read_ret_type): reactivate and add selection clause
11371 (zzz_*): tweak output file name to match what is used in hackshell.tpl
11372 *fixinc/{fixincl.x|inclhack.sh}: regen
11374 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
11376 * expr.c (expand_expr): STRIP_NOPS before checking against
11377 MAX_INTEGER_COMPUTATION_MODE
11378 (check_max_integer_computation_mode): Likewise.
11380 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
11382 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
11384 1999-06-22 Jim Wilson <wilson@cygnus.com>
11386 * expr.c (store_expr): When target is a promoted subreg, return a
11387 promoted subreg as a result.
11389 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
11391 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
11393 (dwarf2out_define): Mark unused parameters appropriately.
11394 (gen_unspecified_parameters_die): Ditto.
11395 (gen_subprogram_die): Fix signed/unsigned warnings.
11396 (gen_variable_die): Ditto.
11398 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
11400 * fixinc/inclhack.def(end_else_label): combined else_label
11401 and endif_label and fixed the sed expression.
11402 *fixinc/{fixincl.x|inclhack.sh}: regen
11404 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
11406 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
11407 'x' when handling non-offsettable addresses
11409 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
11411 * final.c (shorten_branches): Don't try to split an insn that has
11414 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
11416 * config/mips/mips.c (symbolic_expression_p): New function.
11417 (mips_select_rtx_section): Put symbolic expressions in the
11418 data section, not the read-only data section.
11420 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
11422 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
11424 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
11426 * collect2.c (main): Log frame table count.
11427 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
11428 (scan_prog_file) [COFF]: Handle frame tables.
11430 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
11431 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
11432 * alpha/elf.h: Undef them again.
11433 * alpha/vms.h: Remove their definitions.
11435 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11437 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
11438 remove the clobber of r0 and change the REG_UNUSED note to
11441 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
11443 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
11444 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
11445 fits in HOST_WIDE_INT and one uses union to access a long constant
11448 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
11450 * sparc.c (sparc_override_options): Don't allow profiling for
11451 code models other than medlow.
11452 (sparc_function_profiler): New function from old FUNCTION_PROFILER
11453 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
11454 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
11455 (sparc_block_profiler): Likewise.
11456 (sparc_function_block_profiler_exit): Likewise.
11457 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
11458 (FUNCTION_BLOCK_PROFILER): Likewise.
11459 (BLOCK_PROFILER): Likewise.
11460 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
11461 (MCOUNT_FUNCTION): New.
11462 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
11463 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
11464 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
11465 (MCOUNT_FUNCTION): New.
11466 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
11467 (BLOCK_PROFILER): Delete.
11468 (MCOUNT_FUNCTION): New.
11470 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
11472 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
11474 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11476 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11479 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11482 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11485 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11488 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
11490 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
11493 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
11495 * i386/djgpp.h (LIB_SPEC): New.
11496 (STARTFILE_SPEC): New.
11498 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
11500 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
11502 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
11505 * system.h (WSTOPSIG): New macro.
11507 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
11509 * c-pragma.c (push_alignment): Don't ignore alignments greater than
11511 (insert_pack_attributes): Take into account member natural
11514 * i386/winnt.c (exports_head): New static variable.
11515 (i386_pe_record_exported_symbol): New function.
11516 (i386_pe_asm_file_end): Use.
11517 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
11518 symbols to be emitted at end of assembly.
11519 (ASM_DECLARE_OBJECT_NAME): Likewise.
11520 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11522 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
11525 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
11527 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
11530 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
11532 * haifa-sched.c (sched_analyze_1): Use free_list instead of
11533 zapping reg_last_uses directly.
11534 (sched_analyze_2, sched_analyze_insn): Likewise.
11535 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
11537 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
11539 * rs6000.md (movdf_hardfloat32): Use worst case insn length
11540 attributes for cases 1 and 2.
11542 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
11544 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
11547 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
11549 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
11551 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
11553 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
11554 PIC_OFFSET_TABLE_REGNUM for general alloaction.
11555 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
11556 must be stacked if it is used for PIC accesses.
11557 * arm.c (use_return_insn): Handle PIC register specially.
11558 (output_return_instruction): Likewise.
11559 (output_func_{prologue,epilogue}): Likewise.
11560 (output_expand_prologue): Likewise.
11562 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
11563 (*strsi_predec): Renamed from *strqi_predec.
11564 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
11565 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
11567 * arm.c (arm_override_options): Remove warning about PIC code
11568 not being supported.
11570 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
11572 * rs6000.c (find_addr_reg): New function.
11573 * rs6000.h (find_addr_reg): Declare.
11574 (offsettable_addr_operand): Delete.
11575 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11576 from and stores to GPRs.
11578 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11580 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11581 gen_sequence as argument to emit_no_conflict_block.
11583 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11585 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11586 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11587 *fixinc/fixincl.x: regen
11588 *fixinc/inclhack.sh: regen
11590 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11592 * added support for -mpcrel (PC relative addressing for m68k)
11593 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11594 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11595 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11596 (comments for general_src_operand): Add some explanation
11597 about EXTRA_CONSTRAINTS.
11598 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11599 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11600 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11601 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11602 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11603 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11604 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11605 if not already set.
11606 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11607 * m68k.h (TARGET_PCREL): New target flag.
11608 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11609 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11610 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11611 contains a SYMBOL_REF. Relax this constraint during reload, since
11612 we want to use the predicates, not reload's built-in concept of a
11613 valid memory address, to control what insns need reloading.
11614 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11615 operands (essentially 'g', 'm', and 's' under normal circumstances).
11616 * m68k.c (print_operand): Cause printing of pc-relative addresses
11617 to include pc register.
11618 (print_operand_address): Ditto.
11619 (general_src_operand): Accept operands that are not only
11620 general_operands, but are also valid when used as a pc-relative
11622 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11623 (memory_src_operand): Similar, for memory_operands.
11624 (pcrel_address): New predicate to accept the special case of a
11625 pc-relative address.
11626 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11627 QImode insns to accept *_src_operand instead of *_operand where
11628 pc-relative operands can fit. For example, a pc-relative operand
11629 can be used as a memory source operand for addsi3, but not as a
11630 memory destination.
11631 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11633 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11635 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11636 .thumb_set pseudo op to mark aliases of thumb functions.
11638 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11640 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11641 preference to ASM_OUTPUT_DEF, if it is defined.
11643 * tm.texi: Document new, optional target macro
11644 ASM_OUTPUT_DEF_FROM_DECLS.
11646 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11648 * fixincludes: ISCNTL patch
11649 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11650 (dgux_int_varargs): new for DG/UX
11651 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11653 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11655 * invoke.texi (ia32 options): Fix typo.
11657 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11659 * loop.c (strength_reduce): When doing biv->giv conversion, update
11660 reg note of NEXT->insn.
11662 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11664 * loop.c (move_movables): Note issues with replacing REGs with
11666 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11668 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11670 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11672 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11673 the reference to `mcount' was not correct for the ELF on FreeBSD.
11675 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11677 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11680 (recombine_givs): Set ix field after sorting.
11682 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11684 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11685 to safe to extract a subword out of a REG.
11687 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11689 * sh.md (mulsi3): Don't add a no-op move at the end.
11691 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11693 * cse.c (cse_insn): Don't put hard register source into tables for
11694 the last insn of a libcall.
11696 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11698 * loop.c (strength_reduce): Insert sets of derived givs at every
11699 biv increment, even if it's the only one.
11701 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11703 * dwarfout.c (add_incomplete_type): New fn.
11704 (output_type): Call it.
11705 (retry_incomplete_types): New fn.
11706 (dwarfout_finish): Call it.
11708 From Eric Raskin <ehr@listworks.com>:
11709 (output_type): Output types for bases.
11711 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11713 * mips.c (mips_output_conditional_branch): Add `break'
11714 between `default' label and `close braces'.
11716 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11718 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11719 specifications and make it realistic.
11720 (LIB_SPEC): Likewise.
11722 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11724 * config/mips/mips.c (mips_secondary_reload_class): Check for
11725 (PLUS (SP) (REG)) and return appropriate register class.
11726 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11727 Handle (PLUS (SP) (REG)).
11728 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11729 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11730 of emit_insn for tablejump.
11732 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11734 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11735 asm_fprintf format string by itself.
11736 (output_function_profiler): Likewise.
11738 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11740 * combine.c (simplify_logical, case AND): Only call
11741 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11742 or the constant is positive.
11744 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11746 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11747 * configure: Regenerate.
11749 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11751 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11752 require a sub-version #.
11753 * configure: Rebuilt.
11755 1999-06-14 Robert Lipe (robertlipe@usa.net)
11757 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11759 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11761 * c-typeck.c (process_init_element): Detect excess elements in
11762 char array initializer.
11764 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11766 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11768 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11770 * invoke.texi (Option Summary): Add -fpermissive flag.
11772 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11774 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11775 that require PIC code sequences.
11777 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11779 * configure.in: Add new target: thumb-elf.
11780 * configure: Regenerate.
11781 * config/arm/t-thumb-elf: New file: Makefile fragment for
11783 * config/arm/telf.h: New file: Header file for thumb-elf
11786 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11788 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11789 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11790 initializers is some circumstances.
11792 * fixinc/inclhack.def (endif_label): Add additional selector for
11793 more bogus stuff after #endif statements.
11794 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11796 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11798 * i386/cygwin.h (SET_ASM_OP): Define.
11800 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11802 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11804 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11806 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11809 * sh.md (ic_invalidate_line_i): Remove second alternative.
11811 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11813 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11814 test for the presence of valid prototypes. Delete bypass expr.
11815 (ioctl_fix_ctrl): Correct the selection expression.
11816 (no_double_slash): Correct quoting rules
11817 *fixinc/fixincl.x: regen
11818 *fixinc/inclhack.sh: regen
11820 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11822 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11824 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11826 * rs6000.md (movsi_got_internal_mem): Delete.
11827 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11828 (GOT_TOC_REGNUM): Delete.
11829 (PIC_OFFSET_TABLE_REGNUM): Define.
11830 (FINALIZE_PIC): Disable.
11831 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11832 (rs6000_replace_regno): Delete.
11833 (rs6000_finalize_pic): Likewise.
11834 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11836 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11838 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11839 is a note; use <= for the compare; advance P while it is
11842 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11844 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11845 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11847 * varasm.c (remove_from_pending_weak_list): Verify t->name
11848 is non-NULL before passing it to strcmp.
11850 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11852 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11853 the typed arguments are not part of a comment
11854 (ioctl_fix_ctrl): Added a purpose comment
11855 *fixinc/fixincl.x: regenerate
11856 *fixinc/inclhack.sh: regenerate
11858 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11860 * invoke.texi: Add C4x invocation docs.
11862 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11864 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11866 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11868 (c4x_legitimize_reload_address): New function.
11869 * config/c4x/c4x.md: Update docs.
11871 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11873 * fixincludes: Avoid removing '.'.
11874 * fixinc/fixinc.svr4: Likewise.
11875 * fixinc/fixinc.winnt: Likewise.
11876 * fixinc/inclhack.tpl: Likewise.
11877 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11879 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11881 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11883 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11885 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11887 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11890 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11892 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11893 * configure: Regenerate.
11895 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11897 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11900 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11902 * fixinc/inclhack.def (avoid_bool): Also catch
11903 "typedef [unsigned] int bool".
11904 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11906 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11907 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11908 * configure: Rebuilt.
11910 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11912 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11913 such that we can override its definitions if necessary.
11914 (CPP_SPEC): New define. Support processor specific predefines via
11916 (CC1_SPEC): New define. Support processor specific compiler
11917 options via %(cc1_cpu).
11918 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11921 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11923 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11924 between sed's -e flag, and the open-quote following it.
11925 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11927 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11928 Jeffrey A Law (law@cygnus.com)
11930 * varasm.c (assemble_start_function): Remove the function
11931 from the pending weak decls list when we define a function.
11932 (assemble_variable): Similarly for variables.
11933 (weak_finish): Ignore items on the list with a NULL name.
11934 (remove_from_ending_weak_list); New function to "remove" an item
11935 from the pending weak declarations list.
11937 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11939 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11941 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11943 * c-lex.c (GETC): Redefine to call getch.
11944 (UNGETC): Redefine to call put_back.
11945 (putback_buffer): New structure type.
11946 (putback): New static structure.
11947 (getch): New function.
11948 (put_back): New function.
11949 (yylex): Replace unused bytes from bad multibyte character.
11951 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11953 * cpplib.c (do_define): Cast `alloca' return value.
11954 (do_include, do_undef, do_pragma): Likewise.
11955 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11957 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11958 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11960 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11962 * sparc.md (abstf2): This should be an expand.
11963 (split after abstf2_notv9): Fix mode.
11964 (abstf2_hq_v9): New pattern.
11965 (abstf2_v9): Only use when no hard quad.
11966 (absdf2_v9): Fix if target is not the same as source.
11967 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11968 Add correct output constraints.
11970 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11972 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11973 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11975 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11977 * mips.h (mips_output_conditional_branch): New function.
11978 (mips_adjust_insn_length): Likewise.
11979 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11980 (ADJUST_INSN_LENGTH): Likewise.
11981 * mips.c (print_operand): Add `F' and `W' for floating-point
11982 comparison opcodes.
11983 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11985 (mips_adjust_insn_length): New function.
11986 (mips_output_conditional_branch): New function.
11987 * mips.md (length): Adjust attribute definition to handle
11988 conditional branches. Change lengths to bytes, rather than
11989 instructions throughout. Remove length attribute from
11990 instructions whose length is four bytes, and rely on the default
11992 (dslot): Fix typo in comment.
11993 Reword conditional branch patterns to use
11994 mips_output_conditional_branch.
11996 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11998 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11999 (LIB_SPEC): Likewise.
12000 Link with -lprof1_r for -g/-pg.
12002 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12004 * loop.c (check_dbra_loop): Fix change of Jan 19.
12006 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
12008 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
12009 (STARTFILE_SPEC): Define, override the svr4.h version.
12010 (ENDFILE_SPEC): Likewise.
12012 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
12014 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
12015 * fixinc/fixincl.x: Regenerated.
12016 * fixinc/inclhack.sh: Regenerated.
12018 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12020 * sh.c (barrier_align): Don't return early for normal branch/barrier
12021 when optimizing for SH2.
12023 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
12025 * i386/udk.h (LINK_SPEC): Correct linker search path for
12028 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12030 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
12031 (braf_label_ref_operand): Delete.
12032 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
12033 * sh.md (casesi_jump_2): Operand1 is now the inside of a
12034 label_ref, and has no predicate.
12035 The patten has a predicate to guard against invalid substitutions.
12036 (dummy_jump): Delete.
12037 (casesi): Update use of casesi_jump_2.
12039 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12041 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
12042 *fixinc/fixincl.x: regenerate
12043 *fixinc/inclhack.sh: regenerate
12045 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
12047 * dwarf2out.c (add_incomplete_type): New fn.
12048 (gen_struct_or_union_type_die): Call it.
12049 (retry_incomplete_types): New fn.
12050 (dwarf2out_finish): Call it.
12052 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
12054 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
12055 current block starts with a CODE_LABEL and ends with a CALL and
12056 we can not find all the argument setup instructions for the CALL.
12058 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
12060 Revert this change:
12061 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
12062 something is a candidate for optimize_bit_field_compare.
12064 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12066 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
12068 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
12070 * alpha.c (override_options): Thinko in last patch.
12072 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
12073 (LIB_SPEC): Recognize -pthread.
12075 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
12077 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
12078 definition in config/arm/coff.h
12079 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
12081 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12083 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
12084 fixes that need "file=xxx\n" prepended before invocation
12085 (start_fixer - new): starting the fixer process is complex enough
12086 to warrent its own routine. It prepends the "file=xxx\n" stuff.
12087 (process): uses the new routine; omit usage of putenv()
12088 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
12089 * fixinc/fixincl.x: regenerate
12091 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
12093 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
12094 and version #s (1.1 -> 2.96) as needed.
12095 * README.g77: Kill way out of date file in the toplevel directory.
12097 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
12099 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
12100 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
12101 * configure: Rebuilt.
12102 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
12103 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
12104 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
12105 (SWITCH_TAKES_ARG): Likewise.
12106 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
12107 * config/t-freebsd: Moved from config/i386/ so it can used for all
12110 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
12112 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
12114 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
12116 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
12117 * configure: Rebuilt.
12119 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
12121 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
12122 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
12123 * rs6000/rs6000.c (rs6000_file_start): Use putc.
12124 (rs6000_output_load_toc_table): Same.
12125 (output_prolog, output_mi_thunk): Same.
12126 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
12127 (ASM_GLOBALIZE_LABEL): Use putc.
12129 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
12131 * alpha.md (reload_*_help): New patterns and splitters.
12132 (reload_*): Use them.
12133 (mov[qh]i): Likewise.
12135 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
12137 * cccp.c (handle_directive): Handle backslash-newlines in quoted
12140 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
12142 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
12144 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
12146 * flow.c (mark_regs_live_at_end, insn_dead_p,
12147 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
12148 and HARD_FRAME_POINTER_REGNUM special treatment if reload
12149 hasn't run or the frame pointer is needed.
12150 * haifa-sched.c (attach_deaths): Likewise.
12151 * sched.c (attach_deaths): Likewise.
12153 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
12155 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
12156 calculate_can_reach_end returns nonzero.
12158 * configure.in (native gas tests): Search for an assembler in the
12159 same manner that the installed compiler will.
12160 * configure: Rebuilt.
12161 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
12163 * alias.c (find_base_term): Improve handling of addresses
12164 constructed from binary operations.
12166 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
12168 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
12170 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
12172 * function.h (cleanup_label, frame_offset): Declare.
12173 (tail_recursion_label, tail_recursion_reentry): Likewise.
12174 (arg_pointer_save_area, rtl_expr_chain): Likewise.
12175 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
12176 (tail_recursion_label, tail_recursion_reentry): Likewise.
12177 (arg_pointer_save_area, rtl_expr_chain): Likewise.
12179 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
12181 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
12183 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
12184 (MAX_OFILE_ALIGNMENT): Define.
12186 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
12188 * fixincl.c: Replace local include scheme with #includes of
12189 gansidecl.h and system.h.
12190 * procopen.c: Likewise.
12191 * server.c: Likewise.
12193 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
12195 * i386/t-dgux (EXTRA_PARTS): Add crti.o
12196 (crti.o): Add build rule and dependencies.
12197 * fixinc/fixinc.dgux: Use modified _int_varargs.h
12199 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12201 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
12202 (LIB_LINUX_SPEC): Likewise.
12203 (LIB_LINUX_SPEC): Add support for -pthread
12204 (CPP_OS_LINUX_SPEC): Likewise.
12205 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
12208 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
12210 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
12212 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
12213 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
12214 for IEEE math and CC_FCOMI.
12215 (put_jump_code): No IEEE if CC_FCOMI is set.
12217 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12219 * fold-const.c (fold_truthop): Make the field reference unsigned
12220 when converting a single bit compare.
12222 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12224 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
12226 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
12228 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
12229 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
12232 * reload.c (push_reload): Do not call remove_address_replacements
12233 when presented with identical optional reloads.
12235 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
12237 * alpha.h (MASK_FIX, TARGET_FIX): New.
12238 (MASK_*): Reorganize constants.
12239 (CPP_AM_FIX_SPEC): New.
12240 (TARGET_SWITCHES): Add FIX.
12241 (EXTRA_SPECS): Likewise.
12242 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
12243 (SECONDARY_MEMORY_NEEDED): Likewise.
12244 (REGISTER_MOVE_COST): Likewise.
12245 * alpha.c (override_options): Add FIX support. Always use
12246 ALPHA_TP_PROG for ev6.
12247 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
12248 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
12249 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
12251 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
12253 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
12254 something is a candidate for optimize_bit_field_compare.
12256 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
12258 * gcc.texi (Passes): Document branch-shortening.
12259 * invoke.texi (Debugging Options): Document the fact that `-dp'
12260 outputs length information for instructions.
12262 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
12264 * flow.c: Revert previous delta.
12266 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
12268 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
12269 FRAME_POINTER_REGNUM.
12270 (mark_set_1): Ditto.
12271 (mark_used_regs): Ditto.
12273 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
12275 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
12276 (GOT_PCREL): New macro. Define to 1 if not already defined.
12277 * arm/elf.h (GOT_PCREL): Define to 0.
12278 * arm.c (arm_finalize_pic): Take into account the setting of
12281 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
12283 * output.h (STRIP_NAME_ENCODING): Provide default definition.
12284 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
12286 * flow.c (mark_set_1): Do not record BLKmode stores as dead
12287 store elimination candidates.
12289 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
12291 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
12294 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
12296 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
12297 Add use of x-aix41-gld.
12299 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
12301 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
12302 (ASM_OUTPUT_DESTRUCTOR): Define.
12304 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
12306 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
12307 last CODE_LABEL in a loop if we have previously passed a jump
12308 to the top of the loop.
12310 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
12312 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
12313 applying Philip's patch.
12315 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
12317 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
12320 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
12322 * loop.c (strength_reduce): Grow reg_single_usage as needed.
12324 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
12326 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
12327 Also remove a useless comment.
12329 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
12331 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
12333 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
12335 * collect2.c (main): Only generate import or export file and add
12336 to link arguments if non-empty. Use xmalloc not alloca.
12337 (write_{export,import}_file): Delete.
12338 (write_aix_file): New function.
12339 (locatelib): Use xmalloc not malloc.
12340 (GCC_OK_SYMBOL): Do not check type if aix64.
12342 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
12344 Based on patch by Scott Bambrough and Pat Beirne:
12345 * config/arm/arm.c (making_const_table): New variable.
12346 * config/arm/arm.h (making_const_table): Declare.
12347 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
12349 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
12350 Keep track of when we are building the constant table.
12352 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
12354 * config/arm/arm.c (arm_override_options): Fix erroneous warning
12357 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
12359 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
12362 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
12364 * tm.texi (FUNCTION_ARG): Correct description of a stack element
12367 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
12369 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
12371 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12373 * rs6000.c (output_mi_thunk): Enable full support again.
12375 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12377 * sh.h (BRANCH_COST): Define.
12379 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
12381 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
12383 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
12385 * function.c (assign_stack_local): Align stack slot propertly.
12386 (assign_outer_stack_local): Likewise.
12388 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
12390 * expr.h (lang_expand_constant): Declare.
12391 * toplev.c (lang_expand_constant): Define it.
12392 * varasm.c (output_constant): Use it.
12394 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12396 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
12397 Change function definitions to K&R style.
12399 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12401 * fixinc/fixincl.c: We must not ignore SIGCLD now.
12403 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
12405 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
12406 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
12407 (several places): omit static initialization
12408 (process): use single fd, since only the read fd is used
12409 * fixinc/gnu-regex.c: define 'const' away, if not supported
12410 * fixinc/procopen.c(several places): omit static initialization
12411 * fixinc/server.c: define 'volitile' away, if not supported
12413 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12415 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
12416 asm_fprintf and %L to generate the label name.
12417 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
12418 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
12420 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
12422 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
12423 insn for a conditional jump can not be found.
12425 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
12427 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
12428 on variables in specific sections other than .sbss and .sdata.
12430 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
12432 * stmt.c (expand_return): Call start_cleanup_deferral and
12433 end_cleanup_deferral around conditional code.
12435 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12437 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
12438 filename lists. Utilizes new "krstr" AutoGen function.
12439 * fixinc/fixincl.x: Rebuilt.
12441 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
12443 * i386.c (output_float_compare): Avoid GNU-C extensions.
12445 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
12447 * version.c: Bump to distinguish mainline tree from the
12450 See ChangeLog.1 for earlier changes.