1 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
6 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
9 1999-11-30 Alex Samuel <samuel@codesourcery.com>
11 * ggc.h (ggc_test_and_set_mark): New macro.
12 (ggc_mark_rtx): Use ggc_test_and_set_mark.
13 (ggc_mark_tree): Likewise.
14 (ggc_mark_rtvec): Likewise.
15 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
17 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
19 * dwarf2out.c (scope_die_for): Only handle types. Only search for
21 (decl_scope_table): Just an array of trees now.
22 (push_decl_scope): Simplify.
23 (dwarf2out_init): Adjust.
24 (local_scope_p): New fn.
25 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
26 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
27 (gen_typedef_die): Likewise.
28 (gen_lexical_block_die): Don't call push/pop_decl_scope.
29 (gen_inlined_subroutine_die): Likewise.
30 (gen_abstract_function): Set current_function_decl temporarily.
31 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
32 Handle block extern declarations. Don't call push/pop_decl_scope.
33 (gen_decl_die): Fix logic for block externs.
35 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
37 * calls.c (special_function_p): Remove `realloc' and add `strdup'
38 to the list of functions which have attribute malloc by default.
40 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
42 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
43 integer constant does not match the traditional type, limit the
44 warnings to cases where the base of the type is ten.
46 * invoke.texi (-Wtraditional): Document it.
48 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
50 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
51 * rs6000.md: Only access a CONST_INT with INTVAL
53 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
55 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
56 (compute_nearerout): Likewise.
57 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
58 size_t to unsigned long for formatting.
60 1999-11-30 Jakub Jelinek <jakub@redhat.com>
62 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
63 Allow the user to override call-used/fixed state of %g2-5
64 registers from the command line (with the exception of %g4 for
66 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
67 there is a higher chance of having a leaf function.
68 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
69 for ARCH64 which has %ccr register.
70 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
72 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
73 insn accept into delay slot any insn which does not use %[ol]
74 registers. Accept some LO_SUM and shift left by 1 for the normal
76 (output_function_epilogue): Likewise.
77 (epilogue_renumber): Added argument which inhibits any renumbering
78 and just tests if the rtx does not use any %[ol] registers.
79 (output_return): Reflect above change.
81 1999-11-30 Jakub Jelinek <jakub@redhat.com>
83 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
84 aggregate passing for sizes <= 16 bytes.
86 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
88 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
89 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
90 * reload.c (find_dummy_reload): Likewise.
91 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
92 * reload1.c (reload_as_needed): Likewise.
93 * stupid.c (stupid_find_reg): Likewise.
94 * tm.texi (Obsolete Register Macros): Delete section.
95 * gmicro.h: Remove all traces of the two macros.
100 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
102 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
103 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
104 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
105 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
106 units for the sparclite86x chip.
107 (flush): Revert October 14th change; add SImode specifically.
108 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
109 * invoke.texi: Document it.
111 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
113 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
114 psimode_truncation_operand.
116 * config/mn10200/mn10200.c (psimode_truncation_operand): New
117 function. Return true if the operand is either a MEM valid
118 for a PSImode address or not a MEM at all.
120 * config/mn10200/mn10200.md (truncsipsi2): Use
121 psimode_truncation_operand.
123 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
125 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
126 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
127 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
128 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
129 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
130 (flow_loop_level_compute, low_loops_level_compute): Likewise.
131 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
132 * basic-block.h: Protect from multiple inclusion.
133 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
134 (struct loops, struct loop): Define structures.
135 * sbitmap.c (sbitmap_a_subset_b_p): New function.
136 * sbitmap.h: Protect from multiple inclusion.
137 (sbitmap_a_subset_b_p): Add prototype.
138 * Makefile.in (LOOP_H): New macro.
139 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
141 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
143 * cppinit.c (CAT): The argument list of this macro may not contain
146 1999-11-29 David S. Miller <davem@redhat.com>
148 Move quantity tables and register equivalence chains into
149 per-qty and per-register structure arrays respectively.
150 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
151 qty_const_insn, qty_comparison_code, qty_comparison_const,
152 qty_comparison_qty): Delete, replace with...
153 (qty_table): this structure table.
154 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
155 (reg_eqv_table): this structure table.
156 (make_new_qty): Add argument MODE. Caller updated.
157 Update to use qty_table and reg_eqv_table.
158 (make_regs_eqv, delete_reg_equiv, insert_regs,
159 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
160 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
161 cse_process_notes, cse_main, cse_basic_block): Likewise.
163 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
165 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
166 operation if C is negative.
167 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
168 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
169 law for some divisions if constant is negative and change other
170 divisions to the opposite rounding.
172 * expr.c (store_constructor_field): If bit position is not multiple
173 of alignment of TARGET's mode, use BLKmode.
175 * expr.c (expand_expr_unaligned): Add more code from full case
176 that is needed when OP0 is in a register.
178 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
180 * dwarfout.c (field_byte_offset): Size can be zero if there was
183 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
185 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
186 (associate_trees): Delete unused var TEM.
187 (extract_muldiv): Delete unused var CANCEL_P.
189 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
190 (target_isinf, target_isnan, target_negative): Add return types to
191 function definitions.
193 1999-11-29 Bruce Korb <autogen@linuxbox.com>
195 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
196 * fixinc/hackshell.tpl: ditto
197 * fixinc/fixtests.c(double_slash_test): more C++ header testing
198 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
200 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
202 * reload.c (push_reload): When looking for a register to put into
203 reg_rtx, make sure all hard regs in a multi-reg register are in the
204 right class and nonfixed.
206 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
207 pending_read_insns, pending_write_insns, pending_read_mems,
208 pending_write_mems, pending_list_length, last_pending_memory_flush,
209 last_function_call, sched_before_next_call): Move static variables
211 (bb_ prefixed versions): Replace with single array bb_deps.
212 (struct deps): New structure.
213 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
214 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
215 argument of type "struct deps *"; use that instead of global
216 variables. All callers changed.
217 (init_rgn_data_dependencies): Delete function.
218 (init_rtx_vector): Delete function.
219 (init_deps): New function.
221 (free_pending_lists): Simplify, we always use the bb_deps array even
222 if only one basic block.
223 (compute_block_backward_dependences): Likewise.
224 (schedule_region): Likewise.
226 (propagate_deps): New function, broken out of
227 compute_block_backward_dependences.
228 (compute_block_backward_dependences): Use it.
230 * alpha.md: Delete useless patterns that tried to work around
231 register elimination problems.
233 * unroll.c (loop_iterations): Don't abort if iteration variable
237 * reload1.c (reloads_conflict): Reverse test comparing operand
238 numbers when testing for conflict between output/outaddr reloads.
240 1999-11-29 David S. Miller <davem@redhat.com>
242 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
244 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
246 1999-11-28 Robert Lipe <robertl@cygnus.com>
248 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
249 table from .fini into .dtor.
251 1999-11-28 Anthony Green <green@cygnus.com>
253 * tree.h (struct tree_decl): Add malloc_flag.
254 (DECL_IS_MALLOC): Define.
255 * c-common.c (attrs): Add A_MALLOC attribute.
256 (init_attributes): Add this attribute to the table.
257 (decl_attributes): Handle malloc attribute.
258 * calls.c (special_function_p): Check for the malloc attribute.
259 * extend.texi (Function Attributes): Document malloc attribute.
261 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
263 * pa.md (reload shift-add patterns): Remove.
265 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
267 * reorg.c (dbr_schedule) Print more statistics. Corrected
268 problem when printing info when 3 delay slots are filled.
270 1999-11-28 Jakub Jelinek <jakub@redhat.com>
272 * combine.c (setup_incoming_promotions): Pass an outgoing
273 regno to FUNCTION_ARG_REGNO_P which it expects.
275 1999-11-28 Andreas Jaeger <aj@suse.de>
277 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
279 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
281 * cccp.c (do_include): Avoid initialization of automatic variable.
283 * integrate.c (mark_stores): Function definition made void, to match
284 previous declaration.
285 * regclass.c (dump_regclass): Ditto.
286 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
288 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
290 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
291 known to be multiple of divisor.
293 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
295 * combine.c (try_combine): Add code to try to merge a set of a
296 two-word pseudo to a constant with a setting of one of those words
299 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
300 (split_tree): Completely rework to make more general.
301 (make_range, fold): Call negate_expr.
302 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
303 (fold, associate): Call new split_tree and associate_trees.
304 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
306 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
308 * loop.c (try_copy_prop): Avoid GNU C extension.
310 1999-11-25 Mark Mitchell <mark@codesourcery.com>
312 * except.c (init_eh_for_function): Still zero eh_return_context,
313 eh_return_stack_adjust, and eh_return_handler.
315 * except.h (eh_status): Adjust documentation for x_protect_list.
316 (begin_protect_partials): New function.
317 * except.c (enqueue_eh_entry): Fix formatting.
318 (get_first_handler): Add consistency check.
319 (add_partial_entry): Adjust usage of protect_list.
320 (emit_cleanup_handler): Save and restore ehqueue.
321 (expand_start_all_catch): Add comment.
322 (begin_protect_partials): New function.
323 (end_protect_partials): Adjust usage of protect_list.
324 (init_eh_for_function): Use xcalloc.
326 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
328 * c-common.c (check_format_info): Don't call a variadic function
329 with a non-literal format string.
331 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
333 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
334 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
337 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
340 * collect2.c (collect_wait): Likewise.
342 * dbxout.c (dbxout_type): Likewise.
344 * gcc.c (do_spec_1): Likewise.
346 * genemit.c (gen_insn, gen_expand): Likewise.
348 * genrecog.c (write_switch, write_subroutine): Likewise.
350 * mips-tfile.c (catch_signal, botch): Likewise.
352 * print-rtl.c (print_rtx): Likewise.
354 * toplev.c (default_print_error_function, report_error_function,
355 _fatal_insn): Likewise.
357 1999-11-25 Mark Mitchell <mark@codesourcery.com>
359 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
361 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
363 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
364 operations when needed.
365 * i386.md (fop_?f_comm): New.
366 (fop_?f_1): Do not accept commutative operands.
368 1999-11-25 Andreas Jaeger <aj@suse.de>
370 * config/mips/mips.md (casesi_internal): Add missing brace.
372 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
374 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
375 (splice_child_die): Handle moving a child DIE from the declaration
376 DIE of a class to its specification.
377 (gen_struct_or_union_type_die): Use 'complete' consistently.
378 (gen_decl_die): Generate the virtual context DIE first.
379 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
381 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
383 * config/mips/mips.md (call_value_multiple_interanal1): New.
385 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
387 * dwarf2out.c (free_AT, free_die): New fns.
388 (remove_children): Call them.
389 (output_line_info): Disable removal of duplicate notes.
391 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
392 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
393 means pretend the type isn't defined.
394 Don't defer emitting types.
395 (gen_type_die_for_member): New fn.
396 (gen_decl_die): Call it.
397 (splice_child_die): New fn.
398 (gen_member_die): Call it rather than generate duplicate dies.
400 Defer emitting information for the abstract instance of an inline
401 until we either inline it or emit an out-of-line copy.
402 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
403 from output_inline_function if DECL_ABSTRACT is also set.
404 (block_ultimate_origin): Likewise.
405 (gen_abstract_function): New fn.
406 (gen_decl_die, gen_inlined_subroutine_die): Call it.
407 (gen_subprogram_die): An abstract instance is not a declaration
408 just because it doesn't match current_function_decl. Don't abort
409 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
410 has an abstract origin.
411 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
412 abstract instance here.
414 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
416 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
417 where we need to reload fpul from a system register.
419 1999-11-24 Andreas Jaeger <aj@suse.de>
421 * config/mips/linux.h (CPP_PREDEFINES): Added.
422 (LINK_SPEC): Remove -Y since this is only needed on sparc.
424 1999-11-24 Andreas Jaeger <aj@suse.de>
426 * config/mips/linux.h (TARGET_VERSION): Added.
427 (HANDLE_SYSV_PRAGMA): Added.
428 (DEFAULT_VTABLE_THUNKS): Added.
430 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
432 * local-alloc.c (qty): New structure and static variable.
433 (qty_phys_reg): Remove, all references changed to qty.
434 (qty_n_refs): Likewise.
435 (qty_min_class): Likewise.
436 (qty_birth): Likewise.
437 (qty_death): Likewise.
438 (qty_size): Likewise.
439 (qty_mode): Likewise.
440 (qty_n_calls_crossed): Likewise.
441 (qty_alternate_class): Likewise.
442 (qty_changes_size): Likewise.
443 (qty_first_reg): Likewise.
444 (alloc_qty): Rename variable QTY to QTYNO.
445 (finf_free_reg): Likewise.
446 (local_alloc): Allocate qty, do not allocate the removed variables.
448 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
450 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
451 when -membedded-pic is passed.
453 * config/mips/mips.md (casesi): Handle 64-bit case too.
454 (casesi_internal_di): New insn.
456 * config/mips/mips.c (embedded_pic_offset): Always make the
457 embedded-pic subtractions relative to the name of the current
458 function by use of the magic string "..CURRENT_FUNCTION".
459 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
461 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
463 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
464 of (const_int 0), when what we really care about is
465 whether it's a zero constant anyway.
466 (div_trap_mips16): Likewise.
468 1999-11-23 Mark Mitchell <mark@codesourcery.com>
470 * loop.c (loop_optimize): Always find_loop_tree_blocks and
471 unroll_block_trees when generating debuggable code.
473 * tree.h (unsave_expr_1): New function.
474 (lang_unsave): New variable.
475 (get_callee_fndecl): New function.
476 * tree.c (unsave_expr_now_r): New function.
477 (lang_unsave): Define.
478 (unsave_expr_1): Likewise.
479 (unsave_expr_now_r): Split out from unsave_expr_now.
480 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
481 call unsave_expr_now_r.
482 (get_callee_fndecl): Define.
484 * Makefile.in (gencheck): Don't depend on lang_tree_files.
485 (gencheck.o): Do depend on lang_tree_files.
487 * integrate.h (copy_decl_for_inlining): New declaration.
488 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
489 (copy_decl_for_inlining): New function.
490 (integrate_parm_decls): Use it.
491 (integrate_decl_tree): Likewise.
493 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
495 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
496 the second two from the first.
497 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
498 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
499 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
501 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
502 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
505 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
507 * pa.md (call_internal_symref, call_value_internal_symref): No mode
508 needed on the address operand.
509 * pa.c (call_operand_address): Check for the correct mode.
511 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
513 * loop.c: Include "basic-block.h".
514 (try_copy_prop, replace_loop_reg): New functions.
515 (load_mems): Detect registers that just hold copies of the hoisted
516 mem, and call try_copy_prop to eliminate them.
517 * Makefile.in (loop.o): Update dependencies.
519 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
521 * Makefile.in (gencheck.o): Depend on gencheck.h.
522 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
523 (insn-peep.o): Depend on except.h and function.h.
524 (insn-attrtab.o): Depend on RECOG_H.
525 (insn-output.o): Depend on toplev.h and flags.h.
526 (gengenrtl.o): Depend on real.h.
527 (gen-protos.o): Depend on cpplib.h and cpphash.h.
528 Unify all dependencies to be on RECOG_H rather than recog.h.
530 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
532 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
533 * configure.in: Try building a bi-arch 32/64-bit compiler on
534 sparc-*-solaris2.7 and higher.
535 * configure: Rebuild.
537 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
539 * config/freebsd.h: New, FreeBSD architecture independent file.
540 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
542 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
543 directly by i386/freebsd.h.
544 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
545 independent configuration file.
546 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
547 directly by i386/freebsd.h.
548 * configure: Rebuilt.
550 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
551 which is in the user's namespace.
552 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
553 `i386' which is not in our namespace.
555 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
557 * invoke.texi (ARM Options): Add in -mno-alignment-traps
559 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
561 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
562 (add_dwarf_attr, add_child_die): Just push onto the front.
563 (reverse_die_lists): New fn.
564 (add_sibling_attributes): Use it.
565 (push_decl_scope): Reorganize.
566 (add_name_and_src_coords_attributes): Don't set file and line for
568 (gen_subprogram_die): An artificial function doesn't need to match
570 (gen_compile_unit_die): Return the generated die. Only add
571 AT_comp_dir if the filename is relative.
572 (remove_AT): Simplify loop. Also free string values.
573 (output_die): A DIE ref can't be null.
574 (output_value_format, value_format): Take a dw_attr_ref.
575 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
576 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
577 AT_addr, AT_lbl): New fns.
581 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
583 * combine.c (combine_simplify_rtx): When handling a SUBREG,
584 take SUBREG_WORD into account.
585 (if_then_else_cond): Likewise.
587 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
589 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
590 clause from BSD license, pursuant with
592 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
594 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
596 * loop.c (load_mems): Reformat slightly.
597 * basic-block.h (regset_head): New typedef.
598 (INIT_REG_SET): New macro.
600 1999-11-22 Bruce Korb <autogen@linuxbox.com
602 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
603 (mips-dec-bsd*): non-functional code
604 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
606 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
607 added three replacement fixes
608 (no_double_slash): removed comments that are not (any longer) pertinent
609 (bad_lval): this fix currently runs against many files.
610 The comment seems to indicate that we should select for files
611 containing 'pragma extern_prefix'.
613 * fixinc/fixinc.x86-linux-gnu: deleted
614 * fixinc/inclhack.sh: regen
615 * fixinc/fixincl.x: regen
616 * fixinc/fixincl.sh: regen
618 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
620 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
621 its code is INSN and it has no notes.
623 1999-11-22 Andrew Haley <aph@cygnus.com>
625 * varasm.c (function_defined): Remove.
626 (make_function_rtl): Don't set function_defined.
627 (make_decl_rtl): Remove global register warning.
628 * regclass.c (no_global_reg_vars): New variable.
629 (globalize_reg): Warn if function has already been defined.
630 (regclass_init): Set no_global_reg_vars.
632 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
634 * regclass.c (reg_pref): New structure and static variable
637 (all uses of prefclass and altclass): Use reg_pref instead.
639 1999-11-21 Nick Clifton <nickc@cygnus.com>
641 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
643 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
644 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
645 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
647 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
649 * varasm.c (output_constructor): Solve problem with long long
650 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
652 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
654 * global.c (allocno): New structure and static variable.
655 (allocno_reg): Remove, all references replaced by allocno.
656 (allocno_size): Likewise.
657 (hard_reg_conflicts): Likewise.
658 (hard_reg_preferences): Likewise.
659 (hard_reg_copy_preferences): Likewise.
660 (hard_reg_full_preferences): Likewise.
661 (regs_someone_prefers): Likewise.
662 (allocno_calls_crossed): Likewise.
663 (allocno_n_refs): Likewise.
664 (allocno_live_length): Likewise.
665 (find_reg): Rename ALLOCNO to NUM.
667 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
669 (may_move_out_cost): New variable.
670 (init_reg_sets_1): Initialize may_move_out_cost.
671 (record_reg_classes): Use may_move_out_cost.
673 * regclass.c (dump_regclass): New function.
674 (regclass): New parameter DUMP, call DUMP_REGCLASS.
675 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
676 pass rtl_dump_file to regclass.
677 * rtl.h (regclass): Update prototype.
679 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
681 * i386.md (neg, not and abs patterns): Revmap to use
682 ix86_expand_unary_operator and ix86_unary_operator_ok.
683 (add?f and sub?f expanders): Force operand 1 to register.
684 * i386.c (ix86_expand_unary_operator): Rewrite.
685 (ix86_unary_operator_ok): Ensure that memory operands
687 (ix86_binary_operator_ok): Do not allow operand 1 to
688 come into memory and operand 0 not.
689 (ix86_expand_binary_operator): Ensure that
690 src1 is not non-matching memory.
692 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
693 to support integer registers and memory.
694 (abss?2_integer): Likewise.
696 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
697 (REG_CLASS_NAMES): Likewise.
698 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
700 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
701 (movsf): Likewise; unify 4th and 5th alternative.
703 (movdf_1): Likewise; rename to movdf_integer.
704 (pushxf): Likewise; rename to pushxf_integer; fix output template;
705 remove redundant splitter.
706 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
707 (movdf_nointeger): New.
708 (movxf_nointeger): New.
709 (pushxf_nointeger): New.
711 * i386.md (extend?f?f): Split to expander and pattern, refuse two
712 memory operands in patterns.
713 (fop*): Refuse two memory operands.
715 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
716 on !TARGET_USE_CLTD CPUs.
718 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
720 * extend.texi: Document C++ restricted pointers and references.
722 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
724 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
725 (invalidate_skipped_set): Call it unconditionally.
726 (cse_set_around_loop): Likewise.
728 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
730 * rtl.texi (mem): Add documentation for alias-set argument
733 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
735 * i386.h (struct_processor_costs): New fields int_load, int_store,
736 fp_move, fp_load and fp_store
737 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
739 (MEMORY_MOVE_COST): New macro.
740 * i386.c (386_cost): Define new fields.
741 (i486_cost): Likewise.
742 (pentium_cost): Likewise.
743 (pentiumpro_cost): Likewise.
746 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
747 Geoffrey Keating <geoffk@cygnus.com>
749 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
751 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
754 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
755 (TARGET_STRICT_ALIGNMENT): New macro.
756 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
757 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
758 * invoke.texi (M680x0 Options): Document -mstrict-align.
760 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
761 Richard Henderson <rth@cygnus.com>
763 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
764 (ix86_split_long_move): Declare.
765 * i386.c (split_xf, ix86_split_movdi): Remove.
766 (ix86_split_to_parts, ix86_split_long_move): New.
767 * i386.md (dimode move splitters): Use ix86_split_long_move.
768 (dfmode move splitters): Likewise.
769 (xfmode move splitters): Likewise.
770 (movsf_1): Allow F->r.
771 (movdf_1, movxf_1): Allow F->ro.
773 1999-11-17 Mark Mitchell <mark@codesourcery.com>
775 * except.h (struct eh_entry): Add goto_entry_p.
776 (eh_region_from_symbol): Remove prototype.
777 * except.c (find_func_region_from_symbol): New function.
778 (emit_cleanup_handler): Likewise.
779 (eh_region_from_symbol): Make it static.
780 (add_new_handler): Verify the argument.
781 (find_func_region): Update comment.
782 (expand_eh_region_end): Expand handlers here, rater than waiting
783 until expand_leftover_cleanups or start_all_catch.
784 (expand_leftover_cleanups): Don't expand here.
785 (expand_start_all_catch): Or here.
786 (expand_rethrow): Check the return value from find_func_region.
787 * function.c (expand_function_end): Emit the catch_clauses.
789 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
791 * integrate.c (expand_inline_function): Add necessary check for NULL.
793 1999-11-18 Nick Clifton <nickc@cygnus.com>
795 * toplev.c (main): Correctly detect an unrecognised option.
797 * cppinit.c (cpp_handle_option): Do not claim to have consumed
798 a -f option if it has not been recognised.
800 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
802 * basic-block.h (update_life_extent): Remove trailing comma on
803 enumeration type list.
805 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
807 * varasm.c (output_constructor) Solved problem with long long
808 bitfields. Corrected calculating this_time and shift. Also
809 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
811 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
813 * flow.c (split_edge): Take looping structure into account when
814 determining where to put the new block note.
816 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
818 * Makefile.in (ggc-none.o): Provide host specific version if
821 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
823 * cse.c (delete_trivially_dead_insns): Identify no-op insns
824 containing subregs too.
826 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
828 * invoke.texi: Add documentation for -muninit-const-in-rodata.
829 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
830 (TARGET_UNINIT_CONST_IN_RODATA): Define.
831 (text_section): Add switches -munint-const-in-rodata and
832 -mno-uninit-const-in-rodata.
833 (ASM_OUTPUT_COMMON): Remove.
834 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
835 const objects should be placed in read-only data. Otherwise declare
838 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
840 * jump.c (jump_optimize_1): Revert last change.
842 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
844 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
845 test if optimizing for size.
847 1999-11-17 Mark Mitchell <mark@codesourcery.com>
849 * Makefile.in (toplev.o): Depend on except.h.
850 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
852 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
854 * i386.md (divmodsi4): Rewrite to expander.
855 (*divmodsi4_nocltd): New.
856 (*divmodsi4_cltd): New.
857 (divmodsi4 splitter): Handle the case when input comes in edx.
858 (udivmodhi4): Do not use constraints in exander.
859 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
861 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
863 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
866 1999-11-16 Jakub Jelinek <jakub@redhat.com>
868 * explow.c (hard_function_value): Add outgoing argument.
869 * expr.h (hard_function_value): Declare it.
870 * calls.c (expand_call, emit_library_call_value): Update callers.
871 * function.c (aggregate_value_p): Ditto.
872 (diddle_return_value): Must look at the outgoing registers
873 on archs with register windows.
875 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
877 * alpha.c (alpha_build_va_list): Use make_lang_type and
878 initialize TYPE_NAME for the va_list record.
880 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
882 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
884 * ggc.h (struct ggc_statistics): Rearrange elements for better
885 packing on 64-bit hosts.
886 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
887 (compute_nearerout): Likewise.
889 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
891 * config/rs6000/rs6000.c (first_reg_to_save): Save
892 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
894 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
896 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
897 notion of nesting to find the DIE for a type or function.
898 DIEs can go in limbo even if we got a context_die.
899 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
900 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
902 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
903 (gen_type_die): Writing out the context doesn't cause member class
904 template instantiations to be written out as well.
906 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
908 * rs6000.h (ASM_OUTPUT_DEF): New.
909 Based on proposed addition from David Edelsohn.
911 1999-11-15 Robert Lipe <RobertLipe@usa.net>
912 Bruce Korb <autogen@linuxbox.com>
914 * fixinc/inclhack.def
915 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
916 (unixware7_byteorder_fix): added. Removes conflicts for new defs
918 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
919 (svr4_endian): enabled with SVR5
920 (svr4_mkdev): simplified syntax and enabled with SVR5
922 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
924 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
925 * configure: Rebuilt.
926 * config/t-freebsd-thread: New file.
928 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
930 * i386.c (ix86_decompose_address): Verify the base is a REG
931 before trying to examine its register number.
933 * basic-block.h: Remove all #defines and prototypes related to
935 (free_bb_mem, compute_preds_succs): Remove prototype.
936 * rtl.h (free_bb_mem): Remove prototype.
937 * flow.c (alloc_int_list_node); Remove function.
938 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
939 (compute_preds_succs, free_bb_mem): Likewise.
940 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
941 * toplev.c (rest_of_compilation): Likewise.
942 * haifa-sched.c (build_control_flow): Use flow generated edge
943 list to build the haifa specific edge list.
944 (find_rgns): Use new CFG data structures instead of pred/succ lists.
945 (schedule_insns): Do not build pred/succ lists anymore. Instead
946 build the edge table.
948 * basic-block.h (dump_bb_data): Remove declaration.
949 * flow.c (dump_bb_data): Remove function.
950 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
951 (sbitmap_union_of_predsucc): Likewise.
953 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
954 argument. All callers changed.
955 (delete_null_pointer_checks_1): No longer need to compute the
958 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
960 (pre_expr_reaches_here_p_work): Likewise.
961 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
962 * lcm.c (compute_laterin): Fix initialization of LATER.
963 (compute_nearerout): Similarly for NEARER.
965 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
967 * cse.c (set_nonvarying_address_components): Delete unused function.
968 (refers_to_p): Likewise.
970 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
972 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
975 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
977 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
978 definition in do while (0).
980 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
982 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
984 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
986 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
988 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
990 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
991 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
992 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
993 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
995 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
996 saved on the stack. Output more accurate stack frame statistics
999 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
1001 * genextract.c (record_insn_name): New function.
1002 (get_insn_name): No longer a stub.
1003 (main): Call record_insn_name for each insn. After each label
1004 written, print the insn name in a comment.
1006 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1008 * output.h (const_section, init_section, fini_section): Add
1011 * alpha/elf.h (const_section): Delete declaration.
1013 * svr4.h (const_section): Likewise.
1015 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
1017 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
1018 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
1019 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
1021 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
1022 variable-sized array bounds.
1024 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
1026 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
1029 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1031 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
1032 addresses the same way GO_IF_LEGITIMATE_INDEX does.
1034 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1036 * cse.c (hash_arg_in_struct): Delete.
1037 (struct table_elt): Delete elt in_struct.
1038 (struct set): Delete elt src_in_struct.
1039 (merge_equiv_classes): Don't set either hash_arg_in_struct or
1040 the corresponding in_struct elts.
1041 (canon_hash): Likewise.
1042 (safe_hash): Likewise.
1043 (find_best_addr): Likewise.
1044 (record_jump_cond): Likewise.
1045 (cse_insn): Likewise.
1047 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
1049 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
1051 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
1054 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
1056 * function.c (diddle_return_value): Put back check that the DECL_RTL
1057 for the function is a register.
1059 * function.c (diddle_return_value): Use hard_function_value to
1060 get an rtx suitable for use in the USE/CLOBBER insn.
1062 * global.c (global_conflicts): Update comments.
1063 (record_conflicts): No need to record conflicts between pseudos here.
1065 1999-11-11 Bruce Korb <autogen@linuxbox.com>
1067 * fixinc/fixincl.c: Added verbose levels for status messages
1069 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1071 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
1072 operand as argument to expand_and or expand_binop.
1074 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
1076 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
1077 gcc_add_string_root.
1079 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
1081 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
1083 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
1085 * flow.c (compute_flow_dominators): Initially put all blocks on
1087 * lcm.c (compute_antinout_edge, compute_available): Similarly.
1088 * gcse.c (compute_cprop_avinout): Remove.
1089 (compute_cprop_data): Use compute_available.
1090 (delete_null_pointer_checks_1): Use compute_available.
1092 * basic-block.h (compute_available): Returns a void now.
1093 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
1094 to return a value anymore.
1095 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
1096 worklists. Fix boundary cases. Compute maximal solutions.
1097 (compute_laterin, compute_nearerout): Similarly.
1099 * dwarf2out.c (add_AT_location_description): Allow
1100 (mem (plus (pseudo) (...)) too.
1102 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
1104 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
1106 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
1107 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1109 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
1111 * gansidecl.h: Likewise.
1117 * toplev.h: Likewise.
1123 * varray.c: Likewise.
1125 * varray.h: Likewise.
1127 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
1129 * gcov.c (struct arcdata): Add hits and total, remove prob.
1130 (output_branch_counts): New.
1131 (process_args): Set output_branch_counts if -c.
1132 (calculate_branch_probs): Store hits and total instead of
1134 (output_data): Emit counts if output_branch_counts is true.
1135 * gcov.texi (Invoking Gcov): Document -c switch..
1137 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
1139 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
1140 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
1142 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
1144 * invoke.texi (C Dialect Options): Add missing builtins from
1146 * extend.texi (Other Builtins): Copy to this list.
1148 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1150 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
1151 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
1154 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
1156 * flow.c (compute_flow_dominators): No longer treat basic block 0
1157 or (n_basic_blocks - 1) specially. Clear the AUX field before
1158 starting computation of doms/pdoms. Fix initial state for pdoms.
1160 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1162 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
1163 match rtl.o's: added ggc.h and toplev.h
1164 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
1165 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
1166 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
1168 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
1170 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
1171 from HAVE_DOS_BASED_FILESYSTEM.
1172 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
1173 HAVE_DOS_BASED_FILESYSTEM.
1175 (split_directories): Only special-case DOS file names if
1176 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
1177 instead of explicit tests. Conditionalize on !VMS.
1178 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
1179 tests. Conditionalize on !VMS.
1180 (process_command): Only use make_relative_prefix if !VMS.
1181 (free_split_directories): Conditionalize on !VMS.
1182 (DIR_UP): Conditionalize on !VMS.
1184 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
1186 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
1188 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
1190 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
1193 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
1195 * invoke.texi (Environment Variables): Document relative path
1197 * gcc.c (DIR_UP): If not defined, define as "..".
1198 (standard_bindir_prefix): New static, holds target location to
1200 (split_directories): New function to split a filename into
1201 component directories.
1202 (free_split_directories): New function, release memory allocated
1203 by split_directories.
1204 (make_relative_prefix): New function, make a relative pathname if
1205 the compiler is not in the expected location.
1206 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
1207 can figure out an appropriate prefix from argv[0].
1208 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
1209 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
1210 STANDARD_BINDIR_PREFIX.
1212 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1214 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
1216 * config/c4x/c4x.h: Moved prototypes to c4x.h.
1217 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
1218 c4x_secondary_memory_needed) Delete.
1219 (fp_zero_operand): Add mode argument.
1221 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
1223 * reload1.c (reload_reg_free_for_value_p): Don't use a register
1224 that is in reload_reg_used.
1226 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
1228 * config/arm/arm-protos.h: New file: Prototypes for functions
1229 defined in arm.c and pe.c.
1230 * config/arm/arm.h: Fix compile time warnings.
1231 * config/arm/arm.c: Fix compile time warnings.
1232 * config/arm/pe.h: Fix compile time warnings.
1233 * config/arm/aout.h: Fix compile time warnings.
1235 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
1237 * config/m32r/m32r-protos.h: New file: Prototypes for functions
1240 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
1241 Add support for subtargets.
1242 Add prototypes for new predicates.
1243 Add scheduling macros.
1245 * config/m32r/m32r.c: Fix compile time warnings.
1246 (int8_operand): New predicate function.
1247 (reg_or_cmp_int16_operand): New predicate function.
1248 (extend_operand): New predicate function.
1249 (m32r_adjust_code): New scheduling function.
1250 (m32r_adjust_priorty): New scheduling function.
1251 (m32r_sched_init): New scheduling function.
1252 (m32r_sched_reorder): New scheduling function.
1253 (m32r_sched_variable_issue): New scheduling function.
1254 (direct_return): New codegen function.
1255 (m32r_not_same_reg): New rtl testsing function.
1257 * config/m32r/m32r.md: Fix compile time warnings.
1258 Add support for pre decrement and post increment memory
1263 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1265 * global.c (EXECUTE_IF_CONFLICT): Don't define.
1266 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
1267 (find_reg): Likewise.
1269 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
1271 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
1272 to avoid assembler errors.
1274 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
1276 * config/v850/v850-protos.h: New file: Prototypes for functions
1278 * config/v850/v850.h: Move prototypes to v850-protos.h
1279 * config/v850/v850.c: Move prototypes to v850-protos.h
1280 * config/v850/v850.md: Fix compile time warnings.
1282 * config/fr30/fr30-protos.h: New file: Prototypes for functions
1284 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
1285 * config/fr30/fr30.c: Fix compile time warnings.
1286 * config/fr30/fr30.md: Fix compile time warnings.
1288 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
1290 * tree.h (get_containing_scope): Declare it.
1291 * tree.c (get_containing_scope): New fucntion.
1292 (decl_function_context): Use it.
1293 * toplev.c (rest_of_compilation): Use get_containing_scope.
1295 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1297 * Makefile.in (rtl.o): Depend on toplev.h.
1299 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
1301 * cse.c (delete_trivially_dead_insns): Replace alloca with
1303 * except.c (update_rethrow_references): Likewise.
1304 (init_eh_nesting_info): Likewise.
1305 * function.c (identify_blocks): Likewise.
1306 * gcse.c (dump_hash_table): Likewise.
1307 * graph.c (print_rtl_graph_with_bb): Likewise.
1308 * loop.c (combine_movables): Likewise.
1309 (move_movables): Likewise.
1310 (count_loop_regs_set): Likewise.
1311 (strength_reduce): Likewise.
1312 * profile.c (compute_branch_probabilities): New function, split
1314 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
1315 * regclass.c (regclass): Likewise.
1316 * regmove.c (regmove_optimize): Likewise.
1317 * toplev.c (compile_file): Likewise.
1318 (main): Don't mess with the stack rlimit.
1320 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
1322 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
1323 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
1325 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
1327 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
1329 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
1331 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
1332 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
1335 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
1337 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
1339 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
1341 * gcse.c (post_dominators): Kill.
1342 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
1343 (compute_code_hoist_data): Use compute_flow_dominators. Do not
1344 pass in a pdom array since we do not need pdoms.
1345 * haifa-sched.c (schedule_insns): Similarly.
1346 * flow.c (compute_dominators): Remove dead function.
1347 (compute_flow_dominators): Do not compute doms or pdoms if the
1348 caller does not request them. Split up loop to build doms and
1349 pdoms. Use a worklist to compute doms and pdoms.
1350 * basic-block.h (compute_dominators): Remove prototype.
1352 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
1354 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
1355 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
1356 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
1357 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
1358 (cant_move, fed_by_spec_load, is_load_insn): Remove.
1359 (schedule_region): Remove unused variable.
1360 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
1362 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
1364 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
1365 (update_equiv_regs): Likewise.
1366 (block_alloc): Likewise.
1367 * reg-stack.c (reg_to_stack): Likewise.
1368 (convert_regs_2): Likewise.
1369 * reload1.c (reload_as_needed): Likewise.
1371 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
1373 * Makefile.in (dbxout.o): Depend on ggc.h.
1374 (dwarf2out.o): Likewise.
1375 (xcoffout.o): Likewise.
1376 * dbxout.c: Include ggc.h.
1377 (dbxout_init): Register lastfile as a root.
1378 * dwarf2out.c: Include ggc.h.
1379 (dwarf2out_line): Register lastfile as a root.
1380 * xcoffout.c: Include ggc.h.
1381 (xcoffout_source_line): Register xcoff_lastfile as a root.
1383 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
1385 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
1387 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
1389 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
1391 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1393 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1395 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
1396 (EXECUTE_IF_CONFLICT): Likewise.
1397 (ALLOCNO_LIVE_P): Avoid signed division.
1398 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
1399 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
1400 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
1402 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
1404 * haifa-sched.c (schedule_block): Don't crash if there's no
1405 next insn for an interblock movement.
1406 (add_branch_dependences): Don't allow clobber insns to move either.
1408 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
1410 * i386.c (split_xf): New.
1411 * i386-protos.h: Declare it.
1412 * i386.md (movxf_1): Add general regs alternatives.
1413 (movxf_1+1): New splitter for same.
1415 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
1417 * function.c (purge_addressof_1): Add missing return values.
1419 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
1421 * function.c (is_addressof): New function. Returns true if
1422 the given piece of RTL is an ADDRESSOF.
1423 (purge_addressof_1): Make boolean. Return false if the
1424 ADDRESSOFs could not be purged.
1425 (purge_addressof): If ADDRESSOFs could not be purged from the
1426 notes attached to an insn, remove the offending note(s),
1427 unless they are attached to a libcall.
1429 1999-11-05 Andreas Jaeger <aj@suse.de>
1431 * genoutput.c (null_operand =): Initialize all fields.
1433 * errors.h: Add extern to prototypes.
1435 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
1437 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
1438 * configure: Rebuilt.
1440 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1442 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
1443 (mirror_conflicts): New function.
1444 (global_alloc): Call it.
1445 (expand_preferences): Remove redundant CONFLICTP test.
1446 (find_reg, dump_conflicts): Likewise.
1447 (prune_preferences): Process conflicts one word at a time.
1449 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
1451 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
1452 instead of an explicit loop.
1454 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
1456 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
1457 if REG_RETVAL check succeeds, then put classp in src_elt.
1459 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
1461 * function.c (pad_to_arg_alignment): Only update argument_pad
1462 if the argument's alignment is greater than STACK_BOUNDARY.
1464 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
1466 * bitmap.h (BITMAP_XFREE): New.
1467 * flow.c (life_analysis): Use it.
1468 (life_analysis_1): Free blocks.
1470 * combine.c (undo_commit): New.
1471 (try_combine): Use it. Don't zap undobuf.undos.
1472 (combine_instructions): Don't zap undobuf.undos; free the
1475 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
1477 * stmt.c (cost_table_): New.
1478 (estimate_case_costs): Use it instead of xmalloc.
1480 * toplev.c (compile_file): Reuse dumpname memory instead
1483 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
1485 * reg-stack.c (convert_regs_1): Initialize target_stack->top
1486 after verifying an EH edge.
1488 * haifa-sched.c (init_rgn_data_dependences): Correctly
1489 size bb_pending_lists_length when zeroing.
1491 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
1493 * function.c (diddle_return_value): New.
1494 (expand_function_end): Use it.
1495 * stmt.c (expand_null_return): Likewise.
1496 (expand_value_return): Likewise.
1498 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
1500 * reload1.c (reload): Don't remove return value clobbers.
1502 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
1504 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
1506 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
1508 * cse.c (cse_main): Use xmalloc, not alloca.
1509 (cse_basic_block): Likewise.
1510 * local-alloc.c (local_alloc): Likewise.
1512 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
1513 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1515 * rtl.c: Include toplev.h.
1516 (fatal): Remove declaration.
1518 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
1520 * haifa-sched.c (schedule_block): Fix thinko.
1522 1999-11-03 James McKelvey <mckelvey@fafnir.com>
1524 * fixinc/fixincl.c(create_file): Allow for systems that do not have
1525 S_IR* defined values
1527 1999-11-03 Philippe De Muyter <phdm@macqel.be>
1529 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
1530 call `malloc' instead.
1532 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
1534 * flags.h (flag_renumber_insns): Declare.
1535 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
1537 * rtl.h (renumber_insns): Change prototype.
1538 * toplev.c (flag_renumber_insns): Define.
1539 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
1541 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
1543 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
1544 and fpsqrtd. Use them and create fdiv function unit to more
1545 accurately represent fpu sqrt pipeline semantics on UltraSparc.
1546 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
1548 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
1550 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
1552 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
1553 insn into ready list, do not use just a raw swap.
1555 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
1557 * rtl.h (renumber_insns): New function.
1558 (remove_unnecessary_notes): Likewise.
1559 * emit-rtl.c (renumber_insns): Define.
1560 (remove_unncessary_notes): Likewise.
1561 * toplev.c (rest_of_compilation): Remove dead code.
1562 Use renumber_insns and remove_unncessary_notes.
1564 * gcse.c (struct null_pointer_info): New type.
1565 (get_bitmap_width): New function.
1566 (current_block): Remove.
1567 (nonnull_local): Likewise.
1568 (nonnull_killed): Likewise.
1569 (invalidate_nonnull_info): Take a null_pointer_info as input.
1570 (delete_null_pointer_checks_1): New function.
1571 (delete_null_pointer_checks): Use it.
1573 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
1574 (split_edges): Likewise.
1575 (schedule_block): Likewise.
1576 (compute_block_backward_dependencies): Likewise.
1577 (schedule_region): Likewise.
1578 (schedule_insns): Likewise.
1580 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
1582 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
1583 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
1584 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
1585 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
1586 * jump.c (delete_unreferenced_labels): Don't delete if
1587 LABEL_ALTERNATE_NAME is set.
1588 * print-rtl.c (print_rtx): Dump alternate name.
1589 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
1590 * rtl.h (LABEL_ALTERNATE_NAME): Define.
1591 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
1592 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
1594 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1596 * fix-header.c (recognized_extern, recognized_function): Constify
1599 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
1600 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
1601 (compute_available): Remove unused variable `last'.
1602 (compute_nearerout): Remove unused variable `temp_bitmap'.
1603 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
1604 Remove unused variable `x'.
1606 * scan.h (recognized_function, recognized_extern): Constify a
1609 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
1611 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1613 * varasm.c (decode_rtx_const): Use XSTR to access the string
1616 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
1618 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
1620 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1622 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
1624 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
1626 * pa.c (ireg_operand): New function.
1627 * pa.h (PREDICATE_CODES): Handle ireg_operand.
1628 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
1629 Fix out of date comment.
1631 * pa.md (negdi2): Turn into expander + anonymous pattern.
1633 * reload.c (find_reloads): Fix typos in recent change.
1635 * dwarf2out.c: Do not include ctype.h.
1637 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1639 * regclass.c (record_reg_classes): Always use may_move_cost when
1640 seeing how operand fits with various register classes.
1642 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
1644 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
1645 * toplev.c: Revert Nov 1 13:22 change.
1647 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
1649 * config/pa/pa.md (height reduction patterns): Add checks for
1650 overlapping operands to avoid semantic-destroying splits for
1651 height reduction patterns.
1653 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1655 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
1656 have been an hyphen, fixed.
1657 * configure: Rebuilt.
1659 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
1661 * config/arm/tpe.h: Add prototypes for exported functions.
1662 * config/arm/pe.c: Fix compile time warnings.
1663 * config/arm/semi.h: Fix compile time warnings.
1664 * config/arm/arm.c: Fix compile time warnings.
1665 * config/arm/arm.h: Fix compile time warnings.
1666 * config/arm/arm.md: Fix compile time warnings.
1667 * config/arm/thumb.c: Fix compile time warnings.
1668 * config/arm/thumb.h: Fix compile time warnings.
1669 * config/arm/thumb.md: Fix compile time warnings.
1671 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
1673 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
1676 * unroll.c (unroll_loop): Remove LOOP notes when loop is
1677 completely unrolled.
1679 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1681 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
1683 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
1685 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
1686 * rtl.h (rtx_equal_p): Move prototype.
1687 * rtl.c (rtx_equal_function_value_matters): Move from
1689 (rtx_equal_p): Likewise.
1690 * rtlanal.c (rtx_equal_function_value_matters): Delete.
1691 (rtx_equal_p): Likewise.
1693 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1695 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
1698 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
1700 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
1702 * pa.h (ADDR_VEC_ALIGN): Define.
1704 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
1705 notes when presented with "if (foo) break; end_of_loop" and
1706 the break sequence gets moved out of the loop.
1708 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
1709 Remove explicit zero initializations of entries within MAP.
1711 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
1713 * reg-stack.c (convert_regs_1): Handle EH edges specially.
1715 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
1717 * bitmap.h (BITMAP_XMALLOC): New macro.
1718 * flow.c (CLEAN_ALLOCA): Remove.
1719 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
1720 (life_analysis): Likewise.
1721 (update_life_info): Don't use CLEAN_ALLOCA.
1722 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
1723 (calculate_global_regs_live): Likewise.
1724 (print_rtl_with_bb): Likewise.
1725 (verify_flow_info): Likewise.
1726 * global.c (global_alloc): Likewise.
1727 (global_conflicts): Likewise.
1728 * integrate.c (save_for_inline_nocopy): Likewise.
1729 (expand_inline_function): Likewise.
1730 * jump.c (jump_optimize_1): Likewise.
1731 (duplicate_loop_exit_test): Likewise.
1732 (thread_jumps): Likewise.
1733 * loop.c (loop_optimize): Likewise.
1734 (combine_givs): Likewise.
1735 (recombine_givs): Likewise.
1736 * reorg.c (dbr_schedule): Likewise.
1737 * unroll.c (unroll_loop): Likewise.
1739 * combine.c (combine_instructions): Use xmalloc instead of alloca.
1741 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
1743 * toplev.c (rest_of_compilation): Don't optimize the CFG
1744 when rebuilding, just before dbr.
1746 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1748 * output.h (assemble_end_function, assemble_destructor,
1749 assemble_constructor, assemble_gc_entry, assemble_global,
1750 assemble_label, output_constant_pool) Constify a char*.
1752 * varasm.c (assemble_destructor, assemble_constructor,
1753 assemble_gc_entry, assemble_end_function, assemble_global,
1754 assemble_label, output_constant_pool): Likewise.
1756 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
1758 * config/arm/thumb.c (thumb_expand_prologue): Add comments
1759 explaining what is goin on in this function.
1761 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1763 * regclass.c (record_reg_classes): In matching case, recompute
1764 costs since the direction of movement is different.
1766 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
1768 * resource.c (mark_target_live_regs): For unconditional branches,
1769 the resources found at the branch target should be added to the
1770 resources found so far, not intersected.
1772 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
1774 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
1776 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
1777 (sys/mman.h): Include this file only if #HAVE_MMAP.
1778 (run_compiles): Initialize `esac_fmt' with one old KR string, not
1779 with automatically concatenated ANSI strings.
1781 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
1783 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
1784 (DIV_ROUND_UP): Robustify.
1785 (ggc_recalculate_in_use_p): New function.
1786 (release_pages): Don't inline it.
1787 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
1789 (ggc_pop_context): Use ggc_recalculate_in_use_p.
1790 (clear_marks): Always save in_use_p.
1791 (sweep_pages): Use ggc_recalculate_in_use_p.
1792 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
1793 Release pages before counting statistics.
1795 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
1797 * toplev.c (rest_of_compilation): Fix thinko in this change:
1799 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1801 (rest_of_compilation): If inside an inlined external function,
1802 pretend we are just being declared.
1804 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
1806 * flow.c (calculate_global_regs_live): Fix thinko.
1808 * integrate.c (expand_inline_function): Fix bugs in previous
1809 change from Oct 28, 1999.
1811 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
1813 * stmt.c (expand_value_return): Fix typo in this change:
1815 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1816 (expand_value_return): Correctly convert VAL when promoting function
1817 return; support RETURN_REG being a PARALLEL.
1819 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
1821 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
1823 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1825 * hard-reg-set.h (reg_names): Constify a char*.
1827 * regclass.c (reg_names): Likewise.
1829 * regs.h (reg_names): Likewise
1831 * a29k/a29k.c (reg_names): Delete declaration.
1833 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
1835 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
1836 arc_output_function_epilogue): Likewise.
1838 * elxsi/elxsi.c (reg_names): Likewise.
1840 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
1842 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
1845 * m88k/m88k.c (output_function_profiler): Likewise.
1847 * sparc/sparc.c (sparc_flat_output_function_prologue,
1848 sparc_flat_output_function_epilogue): Likewise.
1850 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
1852 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
1853 warning from -Wuninitialized and put it under -W.
1854 * function.c (uninitialized_vars_warning): Warn only when the
1855 corresponding flag is set.
1857 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
1859 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
1860 is nonzero and the single set does not have an elt, then assign
1863 * simplify-rtx.c: New file.
1864 * Makefile.in (OBJS): Add simplify-rtx.o
1865 (simplify-rtx.o): Add dependencies.
1866 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
1867 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
1868 (cse_gen_binary, simplify_unary_operation): Delete.
1869 (simplify_binary_operation, simplify_plus_minus): Likewise.
1870 (check_fold_consts, simplify_relation_operation): Likewise.
1871 (simplify_ternary_operation): Likewise.
1872 (delete_trivially_dead_insns): Simplify the contents of the
1873 REG_EQUAL note before trying to substitute it into the source
1874 of the reg-reg copy at the end of a libcall sequence.
1876 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
1877 references/callers changed.
1879 * mn10200.c (mn10200_va_arg): Force the return value into a
1882 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
1884 * cccp.c (macroexpand): Avoid out of range accesses for omitted
1887 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
1889 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
1891 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
1893 * fold-const.c (fold): Fix thinko when optimizing comparisons
1896 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
1898 * gcc.texi (Passes): Update front-end files to their current
1901 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
1903 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
1904 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1905 (PREDICATE_CODES): Add addition_operation.
1906 * alpha-protos.h (addition_operation): Declare.
1907 (secondary_reload_class): Likewise.
1908 * alpha.c (addition_operation): New.
1909 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
1910 * alpha.md (adddi3): Turn into expander.
1911 (*lda, *adddi_2): New.
1912 (movsf, movdf patterns): Don't preference integer regs.
1913 (movsi, movdi patterns): Don't preference fp regs.
1915 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
1917 * genrecog.c (write_switch): Check for duplicate CODE cases.
1919 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
1921 * ggc-common.c: Update pre-function commentary.
1922 * ggc-page.c: Likewise.
1924 (poison_pages): Use memset directly.
1925 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
1926 (ggc_collect): Poison before sweeping.
1927 * ggc-simple.c: Update pre-function commentary.
1928 (ggc_alloc_obj): Poison non-zeroed memory.
1930 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
1932 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
1933 match format string, even on 64-bit hosts.
1934 * gcc-page.c (ggc_page_print_statistics): Likewise.
1936 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
1938 * config/i386/i386.c (ix86_cpu): Revert last patch.
1939 * config/i386/i386.h (ix86_cpu): Ditto.
1941 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
1943 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
1944 TYPE_SIZE, convert type of result to sizetype.
1946 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
1948 * flow.c (count_or_remove_death_notes): Equate NULL with the
1951 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
1952 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1955 * i386.c (pic_label_no): Delete.
1956 (ix86_attr_length_default): Don't use single_set to peek
1959 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1960 the first insn after bb->end.
1961 * i386.md (push mem peeps): Scratch is live after evaluation
1963 (cmp mem peep): Similarly.
1965 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1967 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1968 * function.c (pad_to_arg_alignment): Add missing braces.
1970 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1972 * alpha/alpha-protos.h (literal_section): Add prototype.
1973 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1976 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1978 (alpha_start_function, alpha_end_function, float_strings,
1979 alpha_need_linkage): Constify a char*
1981 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1983 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1985 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1987 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1989 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1991 * flow.c (debug_flow_info): Add prototype.
1993 * gcc.c (main): Likewise.
1995 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1998 * reload1.c (failed_reload, set_reload_reg): Likewise.
2000 * mips-tfile.c (main): Likewise.
2001 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
2002 with ATTRIBUTE_NORETURN.
2004 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
2006 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
2007 DECL is not a memory ref.
2009 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
2011 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
2012 * config/i386/i386.c (ix86_cpu): Add extern attribute.
2014 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
2016 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
2017 * config/mips/elf64.h: ditto.
2019 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
2021 * expr.c (emit_push_insn): New argument alignment_pad.
2022 Update all callers. Adjust stack pointer based on alignment pad.
2023 * function.c (pad_to_arg_alignment): New argument alignment_pad.
2024 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
2025 (locate_and_pad_parm): New argument alignment_pad. Update all
2027 * expr.h (emit_push_insn): Update prototype.
2028 (locate_and_pad_parm): Update prototype.
2029 * calls.c (arg_data): Add new field alignment_pad.
2030 (initialize_argument_information): Initialize alignment_pad.
2032 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
2034 * except.c (free_eh_nesting_info): Free the info itself.
2035 * function.c (free_after_compilation): Don't free NULL.
2036 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
2037 (pre_edge_insert): Free inserted.
2038 * stmt.c (free_stmt_status): Don't free NULL.
2040 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
2042 * gcov.c (DIR_SEPARATOR): Provide default.
2043 (output_data): Add test for MS-DOS format absolute filename.
2044 (fancy_abort): Correct program name.
2045 (open_files): Open all files in binary mode.
2046 * libgcc2.c (__bb_exit_func): Likewise.
2048 * profile.c (init_branch_prob): Specify binary when opening files.
2050 * flags.h (flag_unwind_tables): New decl.
2051 * toplev.c (flag_unwind_table): New definition.
2052 (f_options): Add -funwind-tables.
2053 (decode_g_option): Clarify warning when unknown -g option is given.
2054 (rest_of_compilation): If inside an inlined external function,
2055 pretend we are just being declared.
2057 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
2058 (dwarf2out_frame_finish): Likewise.
2060 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
2062 * fold-const.c (merge_ranges): In not in0, but in1, handle
2063 upper bounds equal like subset case.
2065 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
2067 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
2068 passed in a register but moved to the stack.
2070 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
2072 * gcc.c (pass_exit_codes, greatest_status): New variables.
2073 (struct option_map): Add entry for "--pass-exit-codes".
2074 (execute): Update greatest_status if error.
2075 (display_help): Add documentation for -pass-exit-codes.
2076 (process_command): Handle -pass-exit-codes.
2077 (main): Look at pass_exit_codes and greatest_status on call to exit.
2079 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2081 * reload.c (find_reloads): Refine test for no input reload
2082 case to not includes reloads emitted after insn.
2084 * function.c (find_temp_slots_from_address): Handle sum involving
2085 a register that points to a temp slot.
2086 (update_temp_slot_address): Make recursive call if both old and
2087 new are PLUS with a common operand.
2088 * calls.c (expand_call): Mark temp slot for result as having
2091 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
2093 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
2094 component as well as "BINUTILS".
2096 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
2097 * integrate.c (copy_rtx_and_substitute): Likewise.
2098 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
2099 All callers changed.
2100 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
2102 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
2103 gdb extensions, write size of type; also be more consistent
2104 in using references when this is a subtype.
2106 * pa.md (extv, extzv, insv): Use define_expand to reject constant
2107 that is out of range.
2109 * loop.c (unknown_constant_address_altered): New variable.
2110 (prescan_loop): Initialize it.
2111 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
2112 (invariant_p, case MEM): Remove handling for volatile and readony;
2113 check new variable if readonly.
2114 (check_dbra_loop): Chdeck unknown_constant_address_altered.
2116 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
2117 (addr_affects_sp_p): Removed from note_mem_written and only
2118 define #ifdef AUTO_INC_DEC.
2120 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
2122 * regclass.c (record_reg_classes): Properly handle register move
2125 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
2126 Don't think valid if both operands are invalid.
2127 (struct constant_descriptor): New field RTL.
2128 (mark_const_hash_entry): Mark it.
2129 (record_constant{,_rtx}): Initialize it.
2130 (output_constant_def): Allocate RTL in permanent obstack and
2132 ({record,compare}_constant_1): Modes must match for
2133 CONSTRUCTOR of ARRAY_TYPE.
2135 * c-common.h (initializer_constant_valid_p): Delete decl from here.
2136 * output.h (initializer_constant_valid_p): Move decl to here.
2137 * c-common.c (initializer_constant_valid_p): Delete function from here.
2138 * varasm.c (initializer_constant_valid_p): Move function to here.
2140 * tree.h (STRIP_SIGN_NOPS): New macro.
2141 * fold-const.c (optimize_minmax_comparison): New function.
2142 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
2143 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
2144 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
2145 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
2146 widening conversions.
2147 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
2148 to look at size of mode, not precision of type; also add missing cases.
2149 (optimize_bit_field_compare, decode_field_reference): Don't try to
2150 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
2152 * dwarf2out.c (ctype.h): Include.
2153 (dwarf2out_set_demangle_name_func): New function.
2154 (size_of_line_info): Deleted.
2155 (output_line_info): Compute size of line info table from difference
2157 (base_type_die, add_name_attribute): Call demangle function, if any.
2158 (field_byte_offset): Use bits per word for variable length fields.
2159 (gen_array_type_die): Add array name.
2160 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
2161 (dwarf2out_add_library_unit_info): New function.
2163 * explow.c (set_stack_check_libfunc): New function.
2164 (stack_check_libfunc): New static variable.
2165 (probe_stack_range): Allow front-end to set up a libfunc to call.
2167 * combine.c (simplify_comparison): When making comparison in wider
2168 mode, check for having commuted an AND and a SUBREG.
2169 (contains_muldiv): New function.
2170 (try_combine): Call it when dividing a PARALLEL.
2171 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
2172 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
2174 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
2175 use one of the CLOBBERs instead.
2176 (if_then_else_cond): If comparing against zero, just return thing
2179 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
2180 Don't generate shifts and subtract if have conditional arithmetic.
2182 * rtl.h (delete_barrier): New declaration.
2183 * jump.c (jump_optimize): Set up to handle conditional call.
2184 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
2185 (delete_barrier): New function.
2187 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
2189 * recog.c (nonmemory_operand): Accept ADDRESSOF.
2191 * tree.c (build_type_attribute_variant): Push to obstack of
2192 ttype around type_hash_canon call.
2194 * expr.c (placeholder_list): Move decl to file scope.
2195 (expand_expr): Don't force access to volatile just because its
2197 If ignoring reference operations, just expand the operands.
2198 (expand_expr, case COMPONENT_REF): Propagate
2199 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
2200 Refine test for using bitfield operations vs pointer punning.
2201 (expand_expr, case CONVERT_EXPR): If converting to
2202 BLKmode UNION_TYPE from BLKmode, just return inner object.
2203 Use proper mode in store_field call.
2204 Properly set sizes of object to store and total size in store_field
2205 call for convert to union.
2206 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
2207 memory (like for ADDR_EXPR). Also, don't put constant in register if
2208 we'll want it in memory.
2209 (readonly_fields_p): New function.
2210 (expand_expr, case INDIRECT_REF): Call it if LHS.
2211 (expand_assignment): Handle a RESULT_DECL where
2212 DECL_RTL is a PARALLEL.
2213 (do_jump, case WITH_RECORD_EXPR): New case.
2214 (get_inner_reference): Always go inside a CONVERT_EXPR
2215 and NOP_EXPR if both modes are the same.
2216 (store_field): Use bitfield operations if size of bitsize is not same
2217 as size of RHS's type.
2218 Check for bitpos not a multiple of alignment in BLKmode case.
2219 Do block move in largest possible alignment.
2220 (store_constructor): Set BITSIZE to -1 for variable size and properly
2221 in case of array of BLKmode.
2222 (expand_expr_unaligned): New function.
2223 (do_compare_and_jump): Call it.
2225 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
2226 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
2227 does not include 'o'.
2229 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
2230 both SET_DEST and SET_SRC reference a virtual register.
2231 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
2233 * integrate.c (expand_inline_function): Handle case of setting
2234 virtual stack vars register (from built in setjmp); when parameter
2235 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
2236 (subst_constant): Add new parm, MEMONLY.
2237 (expand_inline_function, integrate_parm_decls): Pass new parm.
2238 (integrate_decl_tree): Likewise.
2239 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
2240 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
2241 (copy_rtx_and_substitute, case SET): Add explicit calls to
2242 copy_rtx_and_substitute for both sides.
2244 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
2246 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
2247 within INDEX_TYPE, instead of before.
2248 (fixup_gotos): Use f->target_rtl, not the next insn,
2249 since latter may be from a later fixup.
2250 (expand_value_return): Correctly convert VAL when promoting function
2251 return; support RETURN_REG being a PARALLEL.
2252 (expand_return): When checking for result in regs and having
2253 cleanup, consider PARALLEL in DECL_RTL as being in regs.
2255 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
2257 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
2258 last_nominal_fname): Mark const.
2259 (struct include_hash: name, nshort, control_macro): Mark
2261 (struct macrodef: symnam): Mark const.
2262 (struct if_stack: fname): Mark const.
2263 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
2264 (IStable): New character-syntax array which encompasses all
2265 the old is_foo arrays.
2266 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
2267 is_space): New macros for interrogating IStable.
2268 (check_macro_name): Kill last argument. All callers changed.
2270 * cppinit.c (initialize_char_syntax): Delete.
2271 (is_idchar, is_idstart, is_hor_space, is_space,
2272 trigraph_table): Delete.
2273 (IStable): New. Initialize with clever macros to avoid
2274 information duplication.
2275 (builtin_array): Table of builtins to get rid of explicit list
2276 in initialize_builtins.
2277 (initialize_builtins): Use builtins_array.
2278 (cpp_start_read): Call init_IStable, and set IStable['$'] if
2279 opts->dollars_in_ident.
2281 * cppexp.c: Change all refs to is_xyz[] arrays to use new
2283 (cpp_parse_expr): Avoid 'format string is not constant'
2284 warning. Use ISGRAPH to identify printable chars.
2285 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
2287 (read_and_prescan): Map trigraphs to chars with open-coded
2288 if-else-if-... sequence, not a lookup table.
2289 * cpphash.c: Change all refs to is_xyz[] arrays to use new
2291 * cpplib.c: Change all refs to is_xyz[] arrays to use new
2292 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
2293 (check_macro_name): Remove ability to report an invalid
2294 assertion name, which is never used.
2295 (do_line): Constify a couple of char *'s.
2296 * cppmain.c (main): Call cpp_cleanup before returning.
2298 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
2300 * ggc.h (struct ggc_statistics): New type.
2301 (ggc_get_size): New function.
2302 (ggc_print_statistics): Likewise.
2303 * ggc-common.c (ggc_stats): New variable.
2304 (ggc_mark_rtx_children): Keep statistics.
2305 (ggc_mark_tree_children): Likewise.
2306 (ggc_print_statistics): New function.
2307 * ggc-page.c (struct globals): Add bytes_mapped field.
2308 (alloc_anon): Update it.
2309 (release_pages): Likewise.
2310 (ggc_get_size): New function.
2311 (ggc_page_print_statistics): New function.
2312 * ggc-simple.c (ggc_get_size): New function.
2314 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
2316 * flow.c (propagate_block): When the last reference to a label
2317 before an ADDR_VEC is deleted because the reference is a dead
2318 store, delete the ADDR_VEC.
2320 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
2322 * resource.c (find_free_register): Don't use the frame pointer
2323 if frame_pointer_needed.
2325 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
2327 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
2328 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
2330 * config/i960/i960.c (i960_va_start): New locals base, num.
2331 Use INDIRECT_REF instead of ARRAY_REF on valist.
2332 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
2334 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
2336 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
2338 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
2340 * tree.def (PLACEHOLDER_EXPR): Update comments.
2342 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2344 * c-common.c (check_format_info): Avoid non-literal format string
2345 warnings when `first_arg_num' is zero.
2347 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2349 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
2351 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
2353 * arm.md (casesi_insn): Add a clobber of the condition code
2356 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
2358 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
2359 used by both cc1 and cc1plus.
2361 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
2363 * config/arm/arm.c: Initialise arm_structure_size_boundary to
2364 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
2365 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
2366 to the value 32 if it has not already been defined.
2367 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
2368 Override definition in arm.h with a value of 8.
2370 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
2372 * c-pragma.c (push_alignment): Don't check the return value
2375 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
2377 * sparc.h (ADJUST_COST): Fix thinko.
2379 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
2381 * cccp.c (rescan): Fixed obp pointer handling around call to
2382 check_expand subroutine.
2384 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
2386 * gcse.c (delete_null_pointer_checks): Only record non-null info
2387 for pseudos when examining stores.
2389 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
2390 splitters for these patterns. Use "#" for output templates.
2391 (addsi3_carryin_shift): New pattern.
2393 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
2395 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
2396 of the function return register into a plain REG until
2397 after function inlining is done.
2399 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
2401 * jump.c (jump_optimize_1): If we did cross-jumping, and
2402 the data will matter, rebuild the CFG.
2403 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
2404 not optimizing. Don't run shorten_branches.
2405 * toplev.c (rest_of_compilation): Run shorten_branches after
2408 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
2410 * rtl.h (note_stores): Add additional paramter.
2411 * rtlanal.c (reg_set_p_1): Take additional paramter.
2412 (reg_set_last_1): Likewise.
2413 (reg_set_p): Adjust call to note_stores.
2414 (reg_set_last): Likewise.
2415 (note_stores): Pass data parameter to worker function.
2416 * alias.c (record_set): Take additional parameter.
2417 (init_alias_analysis): Pass it.
2418 * caller-save.c (mark_set_regs): Take additional parameter.
2419 (save_call_clobbered_regs): Pass NULL to note_stores.
2420 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
2422 (record_dead_and_set_regs_1): Likewise.
2423 (reg_dead_at_p_1): Likewise.
2424 (combine_instructions): Adjust calls to note_stores.
2425 (try_combine): Likewise.
2426 (record_dead_insn): Remove.
2427 (record_dead_and_set_regs): Adjust calls to note_stores.
2428 (reg_dead_at_p): Likewise.
2429 * cse.c (invalidate_skipped_set): Take additional parameter.
2430 (cse_check_loop_start): Likewise.
2431 (cse_check_loop_start_value): Remove.
2432 (cse_set_around_loop): Adjust calls to note_stores.
2433 * flow.c (notice_stack_pointer_modification): Take additional
2434 parameter. Remove duplicate declaration.
2435 (record_volatile_insns): Adjust calls to note_stores.
2436 * gcse.c (record_set_info): Take additional parameter.
2437 (record_last_set_info): Likewise.
2438 (invalidate_nonnull_info): Likewise.
2439 (record_set_insn): Remove.
2440 (compute_sets): Adjust calls to note_stores.
2441 (last_set_insn): Remove.
2442 (compute_hash_table): Adjust calls to note_stores.
2443 (insert_insn_end_bb): Likewise.
2444 (delete_null_pointer_checks): Likewise.
2445 * global.c (mark_reg_store): Take additional parameter.
2446 (mark_reg_clobber): Likewise.
2447 (reg_becomes_live): Likewise.
2448 (global_conflicts): Adjust calls to note_stores.
2449 (build_insn_chain): Likewise.
2450 * integrate.c (note_modified_parmregs): Take additional parameter.
2451 (mark_stores): Likewise. Make it static.
2452 (save_for_inline_nocopy): Adjust calls to note_stores.
2453 (try_constants): Likewise.
2454 * integrate.h (mark_stores): Remove declaration.
2455 * jump.c (mark_modified_reg): Take additional parameter.
2456 (thread_jumps): Adjust calls to note_stores.
2457 * local-alloc.c (validate_equiv_mem_from_store): Take additional
2459 (no_equiv): Likewise.
2460 (reg_is_set): Likewise.
2461 (validate_equiv_mem): Adjust calls to note_stores.
2462 (update_equiv_regs): Likewise.
2463 (block_alloc): Likewise.
2464 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
2465 (note_addr_stored): Take additional parameter.
2466 (note_set_pseudo_multiple_uses): Likewise.
2467 (record_initial): Likewise.
2468 (prescan_loop): Adjust calls to note_stores.
2469 (strength_reduce): Likewise.
2470 (check_dbra_loop): Likewise.
2471 * regmove.c (flags_set_1): Take additional paramter.
2472 (mark_flags_life_zones): Adjust calls to note_stores.
2473 * reload1.c (mark_not_eliminable): Take additional parameter.
2474 (forget_old_reloads_1): Likewise.
2475 (reload_cse_invalidate_rtx): Likewise.
2476 (reload_cse_check_clobber): Likewise.
2477 (reload_combine_note_store): Likewise.
2478 (move2add_note_store): Likewise.
2479 (reload): Adjust calls to note_stores.
2480 (reload_as_needed): Likewise.
2481 (emit_reload_insns): Likewise.
2482 (reload_cse_regs_1): Likewise.
2483 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
2484 (reload_combine): Adjust calls to note_stores.
2485 * resource.c (update_live_status): Take additional paramter.
2486 (mark_target_live_regs): Adjust calls to note_stores.
2487 * stupid.c (find_clobbered_regs): Take additional parameter.
2488 (stupid_life_analysis): Adjust calls to note_stores.
2490 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
2492 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
2495 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
2498 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
2499 of the variable arm_structure_size_boundary.
2501 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
2503 * alias.c (init_alias_analysis): Allocate reg_known_value and
2504 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
2506 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
2507 * cse.c (cse_main): Call end_alias_analysis.
2508 * haifa-sched.c (schedule_insns): Likewise.
2509 * local-alloc. (update_equiv_regs): Likewise.
2510 * reload1.c (reload_cse_regs): Likewise.
2512 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2514 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
2515 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
2516 mapping from MASK_FPU.
2518 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
2520 * sparc.md (call): Don't bound structure return size to 0xfff.
2522 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
2524 * resource.c (mark_target_live_regs): Check that the target
2525 insn wasn't created after compute_bb_for_insn.
2527 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
2529 * ggc-page.c (poison_pages): Don't be overzealous.
2531 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
2533 * alias.c: Update comments for ADDRESS.
2534 (nonlocal_reference_p): Look inside the ADDRESS to determine if
2535 it is a local memory reference.
2537 * c-typeck.c (build_function_call): Check that the built-in
2538 function is of class BUILT_IN_NORMAL before trying to recongize
2540 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
2541 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
2543 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
2545 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
2547 (pre_gcse): Likewise.
2548 (hoist_expr_reaches_here_p): Likewise.
2549 (hoist_code): Likewise.
2550 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
2552 (pre_expr_reaches_here_p_work): ... here.
2553 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
2555 (expr_reaches_here_p_work): ... here.
2557 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
2559 * resource.c (find_basic_block): Delete.
2560 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
2561 (init_resource_info): Call compute_bb_for_insn.
2563 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
2565 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
2566 with already adjacent blocks, but no fallthru.
2567 (merge_blocks_move_successor_nojumps): Simplify.
2568 (debug_flow_info): New.
2570 * toplev.c (rest_of_compilation): Open jump1 dump file before
2571 jump and close after, as opposed to just using dump_rtl.
2573 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2575 * reload.h (earlyclobber_operand_p): Declare.
2576 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
2577 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2578 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
2579 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
2581 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
2582 Richard Henderson <rth@cygnus.com>
2584 * emit-rtl.c (emit_block_insn_before): New.
2585 (emit_block_insn_after): New.
2586 * basic-block.h: Declare them.
2588 * bitmap.h: Protect from multiple inclusion.
2590 * recog.c (scratch_operand): Handle VOIDmode correctly.
2592 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
2594 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
2595 * function.c (assign_parms): Likewise.
2596 * global.c (global_conflicts): Clarify STACK_REGS commentary.
2598 * reg-stack.c (max_uid): Remove.
2599 (blocks, block_begin, block_end, block_drops_in): Remove.
2600 (block_stack_in, block_out_reg_set, block_number): Remove.
2601 (struct block_info_def, BLOCK_INFO): New.
2602 (enum emit_where): New.
2603 (current_block): New.
2604 (BLOCK_NUM): Remove.
2605 (mark_regs_pat, record_label_references): Remove.
2606 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
2608 (goto_block_pat, print_blocks, dump_stack_info): Remove.
2609 (reg_to_stack): Simplified test for existance of fp code. Use
2610 flow.c code. Call shorten_branches after cross-jump opt.
2611 (check_asm_stack_operands): Renamed from record_asm_reg_life.
2612 Return false if the asm doesn't use stack regs. Don't do life
2613 analysis on the asm.
2614 (emit_pop_insn): Replace function pointer arg `when' with
2615 enum `where'. Update all callers.
2616 (change_stack): Likewise. Update basic block end.
2617 (emit_swap_insn): Use current_block->head to limit reverse search
2618 for start of block. Use emit_block_insn_after.
2619 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
2620 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
2621 structure assignment instead of bcopy.
2623 (convert_regs_entry, convert_regs_exit): New.
2624 (convert_regs_1, convert_regs_2): Split out from convert_regs.
2625 Work on basic blocks and the CFG.
2626 (convert_regs): Use them.
2628 * i386.c (output_fix_trunc): Remove code for DImode input operand
2629 not at top-of-stack.
2630 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
2632 (fix_truncdi_1): Allow any mode scratch.
2634 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
2636 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
2637 * linux.h, netbsd.h, vms.h: Not here.
2639 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
2641 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
2642 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
2643 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
2644 CONDITIONAL_REGISTER_USEAGE): Use them.
2645 * config/mips/mips.c (mips_move_1word,mips_move_2words,
2646 gen_conditional_branch,override_options) : Use them.
2647 * config/mips/mips.md : Use them.
2649 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
2651 * i386.md (zero_extendqihi2): Use SImode register name with andl.
2653 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
2655 * integrate.c (function_cannot_inline_p): Don't allow inlining
2658 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2660 * c-parse.in (cast_expr): Constify.
2662 * cccp.c (special_symbol): Likewise.
2664 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
2666 * dwarf2out.c (base_type_die): Likewise.
2668 * global.c (allocno_compare): Likewise.
2670 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
2672 * regclass.c (fix_register): Likewise.
2674 * rtl.h (fix_register): Likewise.
2676 * stupid.c (stupid_reg_compare): Likewise.
2678 * toplev.c (decode_f_option): Likewise.
2680 * tree.c (build_complex_type): Likewise.
2682 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
2684 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
2686 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2688 * reload.c (find_reloads): Compute mode and nregs fields of all
2690 * reload1.c (calculate_needs_all_insns): Simplify a bit.
2691 (calculate_needs): Use precomputed mode/nregs values.
2692 (allocate_reload_reg): Likewise.
2694 (failed_reload, set_reload_reg): ... new functions.
2695 (choose_reload_regs_init): New function, mostly broken out from...
2696 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
2697 Also lose one #if 0 block.
2699 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
2701 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
2704 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
2706 * tree.h (BLOCK_TYPE_TAGS): Remove.
2707 (BLOCK_END_NOTE): Likewise.
2708 (BLOCK_LIVE_RANGE_FLAG): Likewise.
2709 (BLOCK_LIVE_RANGE_START): Likewise.
2710 (BLOCK_LIVE_RANGE_END): Likewise.
2711 (tree_block): Remove live_range_flag, live_range_var_flag, and
2712 type_tags. Remove end_note, live_range_start, and live_range_end.
2713 (remember_end_note): Remove prototype.
2714 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
2715 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
2717 * ggc-common.c (ggc_mark_tree_children): Don't mark
2718 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
2719 * integrate.c (adjust_copied_decl_tree): Remove.
2720 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
2721 * stmt.c (last_block_end_note): Remove.
2722 (init_stmt): Don't add a GC root for it.
2723 (expand_fixup): Don't set it.
2724 (remember_end_note): Remove.
2725 (expand_end_bindings): Don't set last_block_end_note.
2727 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2729 * reload1.c (reload_reg_free_for_value_p): Show
2730 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
2733 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
2735 * expmed.c (extract_bit_field): Allow for the case of non-integer
2736 objects that are smaller than a word (like SFmode on a 64-bit
2739 * loop.c (basic_induction_var): A non-integer variable which is
2740 being set by a paradoxical subreg is probably not a biv.
2742 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2744 * prefix.c (translate_name) Check for empty prefix string.
2746 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
2748 * Makefile.in (CPP_CROSS_NAME): New variable.
2749 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
2751 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
2752 names of the files to be uninstalled.
2754 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
2756 * collect2.c (IS_DIR_SEPARATOR): Define.
2757 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
2759 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
2762 * haifa-sched.c (add_dependence): Update the true dependency
2763 cache the first time we add a true dependence to the LOG_LINKS chain.
2765 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
2767 * fold-const.c (fold): Fix comment.
2769 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2771 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
2772 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
2773 dbxout_start_new_source_file, dbxout_source_file,
2774 dbxout_source_line, dbxout_finish, dbxout_type_fields,
2775 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
2777 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
2778 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
2779 (dbxout_block): Initialize variable `blocknum'.
2781 * dbxout.h (dbxout_init, dbxout_finish,
2782 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
2783 dbxout_args, dbxout_source_line): Constify a char*.
2785 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
2786 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
2787 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
2788 low_pc_attribute, high_pc_attribute, body_begin_attribute,
2789 body_end_attribute, comp_dir_attribute, sf_names_attribute,
2790 src_info_attribute, mac_info_attribute, producer_attribute,
2791 lookup_filename, generate_macinfo_entry, fundamental_type_code,
2792 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
2793 dwarfout_undef): Constify a char*.
2794 (add_incomplete_type, retry_incomplete_types): Add prototypes.
2796 * dwarfout.h (dwarfout_define, dwarfout_undef,
2797 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
2799 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
2801 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
2802 (MULTILIB_ISA_DEFAULT): New.
2803 (MULTILIB_DEFAULTS): Use it.
2804 * config/mips/mips.c (): Remove the now unnecessary definition
2805 of MIPS_ISA_DEFAULT.
2806 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
2807 unnecessary definition.
2809 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
2811 * arm.md (pic_load_addr): Add constraints to operand 1.
2813 1999-10-25 Bruce Korb <autogen@linuxbox.com>
2815 * fixinc/genfixes: Provide a means for specifying -D options to
2818 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
2820 * arm.c (arm_override_options): Correct initialization of
2821 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
2822 arm_is_strong, and arm_is_6_or_7.
2824 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
2825 (note_set_pseudo_multiple_uses): New function.
2826 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
2827 if a pseudo set in the loop exit is used elsewhere.
2829 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
2831 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
2833 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
2835 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
2836 a single load-address pattern.
2838 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
2840 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
2841 depending on whether or not line-number notes are present.
2843 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2845 * cccp.c (progname, file_buf, default_include, include_file,
2846 macrodef, definition, hashval, wchar_type, user_label_prefix,
2847 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
2848 expand_to_temp_buffer, is_system_include, base_name,
2849 absolute_filename, read_name_map, open_include_file,
2850 record_control_macro, check_precompiled, check_preconditions,
2851 pcfinclude, pass_thru_directive, create_definition,
2852 check_macro_name, comp_def_part, collect_expansion,
2853 check_assertion, read_token_list, assertion_install,
2854 assertion_lookup, eval_if_expression, conditional_skip,
2855 validate_else, skip_quoted_string, quote_string, macarg1,
2856 error_from_errno, install, lookup, hashf, dump_defn_1,
2857 perror_with_name, pfatal_with_name, main, trigraph_pcp,
2858 check_white_space, rescan, handle_directive, monthnames,
2859 special_symbol, do_include, remap_include_file, write_output,
2860 arglist, do_assert, do_unassert, do_line, do_error, do_once,
2861 do_ident, do_sccs, do_xifdef, skip_if_group,
2862 output_line_directive, macroexpand, macarg, change_newlines,
2863 initialize_builtins, make_definition): Constify a char*.
2865 * pcp.h (stringdef): Likewise.
2867 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
2869 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
2872 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
2873 Richard Henderson <rth@cygnus.com>
2875 * alias.c: Include ggc.h.
2876 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
2877 (record_set): Verify enough room in reg_base_value.
2878 (init_alias_analysis): Allocate reg_base_value with xcalloc.
2879 Register it as a GC root.
2880 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
2881 * Makefile.in (alias.o): Depend on ggc.h.
2883 * unroll.c (unroll_loop): Verify the insn before a barrier
2884 is a JUMP_INSN before checking JUMP_LABEL.
2886 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2888 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
2889 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
2890 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
2891 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
2892 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
2893 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
2895 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2897 * output.h (ctors_section, dtors_section, bss_section): Prototype.
2899 * alpha/alpha-interix.h (text_section): Delete prototype.
2900 * alpha/elf.h (text_section): Likewise.
2901 * arm/linux-elf.h (text_section): Likewise.
2902 * arm/linux-telf.h (text_section): Likewise.
2903 * c4x/c4x.h (text_section): Likewise.
2904 * dsp16xx/dsp16xx.h (bss_section): Likewise.
2905 * elfos.h (text_section): Likewise.
2906 * i386/aix386ng.h (text_section): Likewise.
2907 * i386/i386-interix.h (text_section): Likewise.
2908 * i386/sco5.h (text_section): Likewise.
2909 * i386/svr3gas.h (text_section): Likewise.
2910 * nextstep.h (text_section): Likewise.
2911 * psos.h (text_section): Likewise.
2912 * ptx4.h (text_section): Likewise.
2913 * svr3.h (text_section): Likewise.
2914 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
2916 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2918 * final.c (peephole): Delete prototype.
2920 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
2921 (pre_insert_copies): Remove unused variable `bb'.
2923 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
2926 * output.h (peephole): Add prototype.
2928 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
2930 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
2933 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
2935 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
2936 for inlined declarations.
2938 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
2940 * arm.c (logical_binary_operator): New fucntion.
2941 * arm.h (logical_binary_operator): Declare it.
2942 (PREDICATE_CODES): Handle logical_binary_operator.
2943 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
2944 output constraints. Add appropriate splitters.
2945 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
2946 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
2947 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
2949 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2951 * genoutput.c (struct operand_data): New elt eliminable.
2952 (output_operand_data): Write it.
2953 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
2954 (compare_operands): Take it into account.
2955 * recog.h (struct insn_operand_data): New elt eliminable.
2956 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2958 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2959 (eliminate_regs): Move code that detects changes to elimination
2960 target regs into new function elimination_effects.
2961 Delete one #if 0 block.
2962 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2963 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2964 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2965 Only call eliminate_regs for real operands of the insn, not for parts
2966 of its structure or parts matched by things like match_operator.
2967 Use elimination_effects and check_eliminable_occurrences. Use
2968 copy_insn to duplicate the pattern when not in the final pass.
2970 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2972 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2975 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2977 * fixinc/README: document the "mach" machine matching test
2978 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2979 * fixinc/fixtests.c: Implement the #else/#endif label test
2980 * fixinc/inclhack.def: utilize these tests and fixes
2981 * fixinc/inclhack.sh: regen
2982 * fixinc/fixincl.x: regen
2983 * fixinc/fixincl.sh: regen
2985 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2987 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2990 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2992 * gcc.1: Document exit codes.
2994 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2996 * calls.c: Include tm_p.h later, so everything we need is defined.
2998 * function.c: Likewise.
3000 * except.c: Include tm_p.h.
3002 * sparc.c: Likewise.
3003 (dwarf2out_cfi_label): Don't prototype.
3004 (check_return_regs, epilogue_renumber,
3005 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
3006 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
3007 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
3008 ultra_schedule_insn): Add static prototype.
3009 (data_segment_operand, text_segment_operand): Call itself with the
3010 proper number of arguments.
3011 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
3013 * sparc.h: Move all declarations to sparc-protos.h.
3014 (SELECT_RTX_SECTION): Pass a missing MODE argument to
3017 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
3019 * config/svr4.h (text_section, ctors_section, dtors_section): Add
3021 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
3022 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
3023 ASM_OUTPUT_ASCII): Constify a char*.
3025 * sparc-protos.h: New file for sparc prototypes.
3027 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3029 * function.c (record_insns, contains): Always declare and define.
3030 (record_insns): Mark with ATTRIBUTE_UNUSED.
3032 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3034 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
3035 to .section when outputting a .bss section to deal with multiple
3036 .bss input sections (as happens with -fdata-sections)
3037 Also output %progbits, not @progbits so the assembler doesn't treat as
3039 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
3041 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
3042 thumb parts even when building with non-thumb CPUs, by forcing
3045 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
3047 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
3048 (movdf_const_intreg_sp64): Similarly.
3050 * local-alloc.c (update_equiv_regs): Check the correct insn
3051 for pre-existing REG_EQUIV notes.
3053 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
3055 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
3056 block reached by a branch if we're not going to actually process
3059 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
3061 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
3062 a local extern function declaration.
3064 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
3066 * i386.c (ix86_expand_prologue): Properly wrap USE around
3067 reg for CALL_INSN_FUNCTION_USAGE.
3069 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
3071 * config/mips/mips.md (movdf_internal1a): Allow floating-point
3072 move between GP_REGs.
3074 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
3076 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
3077 the mode size when finding out if an offset is legal.
3079 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
3081 * basic-block.h (PROP_*): Move constants from ...
3083 (compute_bb_for_insn): Free the array before reallocating.
3084 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
3085 (allocate_reg_life_data): Reset all reg variables collected by
3087 (get_block_head_tail): Don't convert from bb to block.
3088 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
3089 (find_insn_reg_weight): Take block not bb.
3090 (schedule_block): Don't set block num for moved insns.
3091 (schedule_region): Don't update_life_info or find_insn_reg_weight.
3092 (schedule_insns): Do it here instead.
3093 * combine.c (combine_instructions): Invoke compute_bb_for_insn
3094 before update_life_info.
3095 * recog.c (split_all_insns, peephole2_optimize): Update for
3096 new arg to update_life_info.
3097 * rtlanal.c (remove_note): Cope with NULL note.
3098 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
3101 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
3103 * jump.c (jump_optimize_1): More accurately detect casesi insns.
3105 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
3106 block records so that merge_blocks_nomove will clean up correctly.
3107 (split_edge): Handle casesi insns.
3109 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
3111 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
3113 * pa.md (call, call_value): Do not emit a blockage after restoring
3116 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
3118 * c-typeck.c (c_expand_asm_operands): Fix typo.
3120 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3122 * arm.c (fpu_rhs_operand): Verify modes.
3123 (fpu_add_operand): Likewise.
3124 (di_operand): Likewise.
3125 (soft_df_operand): Likewise.
3127 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
3129 * arm.c (arm_return_in_memory): APCS rules state that the elements
3130 of a structure returned in a register must be 'integer-like'.
3132 1999-10-19 Bruce Korb <autogen@linuxbox.com>
3134 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
3135 in the source tree when the generated targets are out of date
3136 * fixinc/genfixes: Alter it to run individual fixes for make.
3137 * fixinc/README: rewrite
3138 * fixinc/inclhack.def: moved initial comments to README
3140 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
3142 * toplev.c (main): Do not generate an error message if an
3143 unrecognised command line switch is recognisable by another
3144 language. If extra_warnings are enabled, then generate a
3145 warning message instead.
3147 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
3149 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
3150 (insert_pack_attributes): Delete prototype.
3152 * c-pragma.c (default_alignment): New static variable.
3153 (push_alignment): Initialize to current effective alignment.
3154 (pop_alignment): Use to set new alignment.
3155 (insert_pack_attributes): Delete function.
3156 (handle_pragma_token): Set default_alignment as well each time
3157 a #pragma pack(<n>) is encountered.
3159 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
3161 * reg-stack.c (stack_result): Aggregates are not returned in
3164 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3166 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
3168 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
3170 * basic-block.h (set_block_num): Declare.
3171 * flow.c (update_life_info): Don't call compute_bb_for_insn
3172 or free_basic_block_vars.
3173 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
3174 (insn_orig_block): Remove.
3175 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
3176 (schedule_block): Keep BLOCK_NUM up-to-date.
3177 (schedule_insns): Use compute_bb_for_insn.
3178 * recog.c (split_all_insns): Likewise.
3179 (peephole2_optimize): Likewise.
3181 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
3183 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
3184 if the pic register is used.
3186 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3188 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
3189 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
3190 if that tests TREE_PERMANENT.
3192 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
3194 * cse.c (invalidate_for_call): Do not remove memory references from
3195 the table here. It's handled elsewhere.
3197 * haifa-sched.c (add_dependence): Protect references to the
3198 true dependency cache with #ifdef INSN_SCHEDULING.
3199 (remove_dependence): Similarly.
3201 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
3202 to the cfg code that this is a return instruction.
3203 * mn10300.md (return_internal): Similarly.
3205 * combine.c (get_last_value): If the last set of a register
3206 is after subst_low_cuid, then we can not use it to determine
3207 the register's last value.
3209 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
3211 * Makefile.in: Back out previous change.
3213 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
3215 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
3217 * haifa-sched.c (add_dependence): Only check/update the cache
3219 (remove_dependence): Likewise.
3220 (schedule_insns): Only create the true_dependency_cache if the
3221 average number of instructions in a basic block is very large.
3223 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
3225 * Makefile.in (ggc-common.o): Depend on genrtl.h.
3226 (ggc-simple.o): Likewise.
3227 (ggc-page.o): Likewise.
3229 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
3231 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
3232 Prototype for exported functions.
3233 (pre_lcm, pre_rev_lcm): Remove prototypes.
3234 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
3235 (compute_available): Move to lcm.c, and change parameter order.
3236 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
3237 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
3238 (gcse_main): No longer call compute_preds_succs. Rebuild the
3239 set table after reach pre pass.
3240 (pre_insert_map, pre_delete_map, edge_list): New.
3241 (alloc_pre_mem): Allocate edge vectors.
3242 (free_pre_mem): Delete edge vectors.
3243 (compute_pre_data): Call new edge based lcm routines.
3244 (process_insert_insn): New function.
3245 (insert_insn_end_bb): Use it.
3246 (pre_edge_insert): New function.
3247 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
3249 (pre_insert_copies): Revamp using new edge based lcm outputs.
3250 (pre_delete): Likewise.
3251 (one_pre_gcse_pass): Insert & remove fake edges to the exit
3253 (compute_code_hoist_vbeinout): New new edge based routines.
3254 * lcm.c: Remove all the old LCM functions. Replace with new ones
3255 that work with the new cfg datastructures and work with edges
3258 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3260 * reload.h (struct reload): Add new fields "mode" and "nregs".
3261 * reload1.c: Change all occurrences of reload_mode and reload_nregs
3262 to reference the "mode" and "nregs" field within struct reload.
3264 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
3266 * haifa-sched.c (true_dependency_cache): New.
3267 (add_dependence): Use the true dependency cache to avoid expensive
3268 walks down the LOG_LINKS dependency list. Add entries to the
3270 (remove_dependence): Remove entries from the true dependency cache
3272 (schedule_insns): Allocate and initialize and free the true
3275 * haifa-sched.c (schedule_insns): Do not remove inter-block
3276 dependencies anymore.
3278 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
3280 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
3281 * i386/t-winnt: Likewise.
3283 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
3285 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
3287 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
3289 * Makefile.in (LANGUAGES): Omit "proto".
3290 (clean): Remove stale comment about removing unprotoize.c.
3292 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3294 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
3295 using arithmetic on void pointers.
3297 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
3299 * haifa-sched.c (compute_block_forward_dependencies): Only check
3300 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
3302 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
3304 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
3305 (expr_equiv_p): Reject memories with different alias sets.
3307 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
3309 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
3310 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
3311 (f_options): Add "bounded-pointers" and "bounds-check" entries.
3312 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
3313 (lang_init): Set default for flag_bounds_check if still "unspecified".
3315 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3317 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
3319 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3321 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
3324 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3326 * config/c4x/c4x.md (*db_noclobber,
3327 *decrement_and_branch_until_zero_noclobber): New patterns and
3328 associated splitters.
3330 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3332 * config/c4x/c4x.md (parallel instruction patterns): Rework
3333 constraints to keep reload happy.
3335 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3337 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
3338 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
3339 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
3340 Add new patterns and associated post-reload splitters.
3342 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3344 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
3346 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3348 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
3350 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
3352 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3354 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
3357 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
3359 * pa.c (move_operand): Rely on memory_address_p to determine the
3360 validity of non-indexed memory addresses.
3361 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
3362 operand in DFmode and SFmode when generating PA2.0 code.
3364 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
3366 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
3368 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
3370 * mips.c (function_prologue): Fix argument types.
3371 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
3372 (casesi_internal): Write to the scratch register.
3374 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
3376 * cppexp.c (cpp_parse_escape): Make static. Change second arg
3378 (parse_charconst): Delete unnecessary cast when calling
3380 (cpplib.h): Kill prototype of cpp_parse_escape.
3382 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
3384 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
3385 * unroll.c (unroll_loop): Cast return value of alloca.
3386 * i370/i370.c: Include function.h and toplev.h.
3387 (i370_label_scan): Remove c++ commented abort.
3388 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
3389 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
3390 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
3391 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
3393 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
3395 * config/t-freebsd: Do not override USER_H.
3396 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
3398 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
3399 Mumit Khan <khan@xraylith.wisc.edu>
3401 * c-parse.in (component_decl): Support anonymous struct/union.
3403 * c-parse.y: Regenerate.
3404 * c-parse.c: Likewise.
3405 * objc/objc-parse.y: Likewise.
3406 * objc/objc-parse.c: Likewise.
3407 * c-decl.c (finish_struct): Don't sort the fields.
3408 (field_decl_cmp): Delete unused function.
3410 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
3412 * sparc.md (movsf_const_intreg): Revert last constraint change.
3413 (movdf_const_intreg_sp32): Likewise.
3415 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
3417 * cse.c: Include hashtab.h instead of splay-tree.h
3418 (struct cse_reg_info): No longer use variant union. Add new
3419 field "regno". All references changed to avoid union.
3420 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
3421 (free_cse_reg_info): Remove.
3422 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
3423 (get_cse_reg_info): Revamp to use expandable hash tables instead
3424 of splay trees. Initialize new fields in cse_reg_info structure.
3425 (new_basic_block): Similarly.
3427 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
3429 * genrecog.c (message_with_line): Prototype.
3430 (validate_pattern): Pass along the set for the dest, not a flag.
3431 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
3432 Check for PC/CC0 as sources.
3433 (nodes_identical): Check for children position match before
3434 allowing the combination.
3436 * rtl.c (read_rtx): Track line number across \\\n.
3438 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
3440 * mips.h (SPECIAL_MODE_PREDICATES): New.
3441 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
3442 (movdi+1, movsi+1): Add output reload constraint.
3443 (casesi_internal): Likewise. Fix commentary.
3444 (return_internal): Use pmode_register_operand.
3446 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
3448 * 1750a.md (movstrqi): Add missing output reload constraint.
3449 (call_value): Likewise.
3450 * a29k.md (cpxxx patterns): Add missing match_operator mode.
3451 (jmpfdec): Add missing inout reload constraint.
3452 * elxsi.md (addsi patterns): Add missing output reload constraint.
3453 (move from sp): Use @ alternates.
3454 (call_value): No constraint on output.
3455 * fr30.md (movsi_pop): Add missing output reload constraint.
3456 (movsf_constant_store): Likewise.
3457 (splits): Remove constraints.
3458 (subsi3): Add missing mode.
3459 * i370.md (cmpstrsi+1): Add missing output reload constraint.
3460 (call_value): Likewise.
3461 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
3462 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
3463 * m32r.md (movsicc_internal): Add output reload constraint.
3464 (movstrsi_internal): Add inout reload constraints.
3465 * m88k.h (reg_names): Don't declare.
3466 (SPECIAL_MODE_PREDICATES): New.
3467 * m88k.md (*): Use register_operand not reg_or_0_operand
3469 * mn10200.h (PREDICATE_CODES): New.
3470 * ns32k.md (ffs pattern): Add output reload constraint.
3471 * pdp11.md (sob pattern): Add inout reload constraint.
3472 * sh.md (splits): Remove constraints.
3473 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
3474 * v850.md (pattern_is_ok_for_epilogue): Likewise.
3475 * vax.md (jgequ pattern): Add inout reload constraint.
3477 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
3479 * configure.in (djgpp): Revert previous patch.
3480 * configure: Rebuit.
3481 * config/i386/djgpp.h: Revert previous patch.
3483 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
3485 * fixinc/inclhack.def: Restore patch lost during last merge of
3486 "no_bogosity" branch.
3487 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
3489 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3491 * fixincludes: Add a HPUX 11 fix for inttypes.h.
3492 * fixinc/inclhack.def: Same.
3493 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
3495 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
3497 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
3498 as the base of a PLUS.
3500 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3502 * config/c4x/c4x.md: Define mode for remaining unspec operators.
3503 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
3505 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
3507 * pa.md (post_stw+1): Use pmode_register_operand.
3508 (dcacheflush, icacheflush): Likewise.
3510 * i386.md (movstricthi_1): Allow r/r.
3512 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
3514 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
3515 to (not (and (arg0) (arg1))). Similary for and.
3517 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
3518 falltrought to assocate code.
3519 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
3522 * combine.c (simplify_logical): Convert XOR to IOR if operands have
3523 no bits in common; remove XOR to ROTATE conversion.
3525 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3527 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
3529 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3531 * config/c4x/c4x.c (dst_operand): New.
3532 (PREDICATE_CODES): Update.
3533 * config/c4x/c4x.h (dst_operand): Declare it.
3534 * config/c4x/c4x.md: Define mode for each unspec usage.
3535 (move patterns): Use dst_operand predicate instead of src_operand.
3536 (movqi_update, movqf_update): Delete.
3538 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
3540 * recog.c (pmode_register_operand): New.
3541 * recog.h: Declare it.
3542 * genrecog.c (pred_codes): Likewise.
3543 (special_mode_pred_table): Likewise.
3544 (validate_pattern): Don't warn no mode for address_operand.
3546 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
3547 if the operand is not insn-like.
3549 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
3550 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
3552 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
3554 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
3556 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
3557 instead of general_operand in a SET_DEST. Use const_double_operand
3558 instead of an explicit test against CONST_DOUBLE.
3559 (movsf_const_lo): Add missing register mode.
3560 (goto_handler_and_restore): Add auxiliary test for Pmode.
3561 (flush): Adjust to use address_operand.
3562 (return_sf_no_fpu): Add missing output constraint.
3564 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
3566 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
3567 for call return value.
3568 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
3570 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
3572 * toplev.c (main): Only warn about options for other languages.
3573 * collect2.c (main): Pass -w to sub-gcc.
3575 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
3577 * flow.c (propagate_block): Add call-clobbered registers to
3580 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
3581 zapping mem_set_list.
3582 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
3583 (mark_set_1, mark_used_regs): Likewise.
3585 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
3587 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
3589 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3591 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
3592 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
3593 options. Also add a new item "C-only Warning Options" to the
3596 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
3598 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
3599 from multiple calls.
3601 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
3603 * i386.md (call value patterns): Move to the end of the file.
3604 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
3606 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
3608 * configure.in (djgpp configuration): Define extra_objects..
3609 * configure: Rebuilt.
3610 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
3611 (DTORS_SECTION_ASM_OP): Define.
3612 (INIT_SECTION_ASM_OP): Define.
3613 (FINI_SECTION_ASM_OP): Define.
3614 (DATA_SECTION_ASM_OP): Define.
3615 (TEXT_SECTION_ASM_OP): Define.
3616 (EH_FRAME_SECTION_ASM_OP): Define.
3617 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
3618 (STARTFILE_SPEC): Add crtbegin.o.
3619 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
3620 to here from LINK_COMMAND_SPEC.
3621 (DO_GLOBAL_CTORS_BODY): Define.
3622 (CRTSTUFF_USE_FINI_SECTION): Define
3623 (HAS_INIT_SECTION): Delete.
3625 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
3627 * Makefile.in (all.cross): Depend on xcpp$(exeext).
3629 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
3631 * pa.h (PREDICATE_CODES): New.
3633 * genrecog.c (validate_pattern): Condense the destination
3636 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
3638 * alpha.md (call-1): Supply missing mode for operator.
3639 (*): Add missing output reload constraints. Remove constraints
3642 * i386.h (SPECIAL_MODE_PREDICATES): New.
3643 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
3644 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
3645 (addsi_lea_3): Add missing mode for op 3.
3646 (prologue_set_got, prologue_get_pc): Add missing modes.
3647 (*) Add missing output reload constraints.
3649 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
3651 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
3652 check for member bit-size overflow and use var_size if it occurs.
3653 (layout_record): Use bitsize_int() to define the type size in bits.
3654 Likewise for computation and assignment to DECL_FIELD_BITPOS.
3655 (layout_decl): Likewise when assigning to DECL_SIZE.
3657 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
3659 * genrecog.c (validate_pattern): Typo last change. Verify
3660 that output operands have output reloads.
3662 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
3664 * genrecog.c (special_mode_pred_table): New.
3665 (NUM_SPECIAL_MODE_PREDS): New.
3666 (find_operand): New.
3667 (validate_pattern): New argument `insn'. Warn for assignment to
3668 any predicate accepting non-lvalues. Conditionaly warn for
3669 match_operand without a mode. Try much harder to match source
3670 and destination modes on a set.
3671 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
3673 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
3675 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
3677 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
3679 * combine.c (simplify_logical): Recognize xor pattern that encodes
3682 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3684 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
3687 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
3689 * ggc-page.c (MAP_FAILED): Provide default.
3691 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
3693 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
3694 * sparc.h (PREDICATE_CODES): Update.
3696 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
3698 * alpha.c (some_ni_operand): New.
3699 * alpha-protos.h: Declare it.
3700 * alpha.h (PREDICATE_CODES): Update.
3701 * alpha.md (sXaddq reload insns): Use some_ni_operand
3702 for SET_DEST instead of some_operand.
3704 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
3705 Jim Wilson <wilson@cygnus.com>
3707 * genrecog.c (maybe_both_true_2): Don't compare modes of
3709 (process_tree): Elide peephole2_insns. Invoke simplify_tests
3710 after find_afterward.
3711 (debug_decision_1): Dump next and afterward codes.
3713 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
3715 * rtl.c (dump_and_abort): Remove.
3716 (fatal_with_file_and_line): New.
3717 (fatal_expected_char): New.
3718 (read_rtx_lineno, read_rtx_filename): New.
3719 (read_skip_spaces): Track line number.
3720 (read_name): Use fatal_with_file_and_line.
3721 (read_rtx): Use fatal_expected_char. Track line number.
3722 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
3724 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
3725 if it isn't a CODE_LABEL.
3727 * genattr.c (main): Set read_rtx_filename.
3728 * genattrtab.c (main): Likewise.
3729 * gencodes.c (main): Likewise.
3730 * genconfig.c (main): Likewise.
3731 * genemit.c (main): Likewise.
3732 * genextract.c (main): Likewise.
3733 * genflags.c (main): Likewise.
3734 * genopinit.c (main): Likewise.
3735 * genoutput.c (main): Likewise.
3736 * genpeep.c (main): Likewise.
3738 * genrecog.c (decision_test.u.insn): Add `lineno'.
3739 (pattern_lineno, error_count): New variables.
3740 (message_with_line): New.
3741 (add_to_sequence): Break out checking code to ...
3742 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
3743 (merge_insn): Use message_with_line.
3744 (make_insn_sequence): Use validate_pattern. Record insn lineno.
3745 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
3747 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3749 * expr.c (store_constructor): Clear union if constructor is empty.
3751 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
3753 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
3754 Add !endian checks. Change %{...} to %(...).
3756 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
3758 * i386.md (*addsi3_cc): Renamed from addcsi3.
3759 (*addsi3_carry): Renamed from addxsi3.
3760 (*subsi3_cc): Renamed from subcsi3.
3761 (*subsi3_carry): Renamed from subxsi3.
3762 (*xorqi_cc_1): Renamed from xorcqi_1.
3763 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
3764 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
3766 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
3768 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
3769 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
3771 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
3773 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
3774 climb up the chain of insns.
3776 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
3778 * genrecog.c (write_subroutine): Careful for null trees.
3779 (process_tree): Don't elide empty functions.
3781 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
3783 * Makefile.in (genrtl.o): Depend on ggc.h.
3784 * configure.in (valloc): Probe for it.
3785 (with-gc): Use ggc-page if valloc present.
3786 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
3787 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
3788 (ggc_alloc_string): Moved from ggc-page.c.
3789 * ggc-none.c (ggc_alloc_obj): New.
3790 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
3791 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
3792 (struct globals): Likewise for dev_zero_fd.
3793 (init_ggc): Likewise for it's initialization.
3794 (ggc_allocated_p): Move careful dereference from ...
3795 (ggc_lookup_page_table): ... here. Delete.
3796 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
3797 (alloc_anon): Use valloc if no mmap.
3798 (release_pages): Use free if using valloc.
3799 (ggc_alloc_obj): Renamed from alloc_obj.
3800 (ggc_set_mark): Renamed from mark_obj.
3801 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
3802 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
3803 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
3804 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
3805 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
3806 (ggc_collect): Use fp printing instead of our own rounding.
3807 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
3808 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
3809 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
3810 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
3811 (struct ggc_string, struct ggc_any): Delete.
3812 (offsetof): Provide default definition.
3813 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
3815 (struct ggc_mem): New, from corpse of ggc_any.
3816 (struct ggc_status): Delete.
3817 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
3818 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
3819 (n_strings_collected, n_anys_collected): Delete.
3820 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
3821 (ggc_alloc_string, ggc_alloc): Delete.
3822 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
3823 (ggc_free_string, ggc_free_any): Delete.
3824 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
3825 (ggc_compare_addresses, ggc_mark_string): Delete.
3826 (ggc_mark_string_if_gcable, ggc_mark): Delete.
3827 (search_data): Delete.
3828 (struct globals): New.
3829 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
3830 (tree_insert, tree_lookup): New.
3831 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
3832 (clear_marks, sweep_objs): New.
3833 (ggc_collect): Gut. Use clear_marks, sweep_objs.
3834 (init_ggc): Set allocated_last_gc.
3835 (ggc_push_context): Gut. Use G.context.
3836 (ggc_pop_context): Likewise.
3837 (ggc_pop_context_1): New.
3838 (debug_ggc_tree): New.
3839 (debug_ggc_balance, tally_leaves): New.
3840 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
3841 (ggc_mark_string_if_gcable): Remove decl.
3842 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
3843 (ggc_mark_rtvec_children): New.
3844 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
3845 (ggc_mark_if_gcable): New decl.
3846 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
3847 (ggc_alloc_tree, ggc_alloc): Likewise.
3848 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
3849 (ggc_alloc_obj): New decl.
3850 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
3851 (ggc_alloc_tree, ggc_alloc): Likewise.
3852 (ggc_set_mark): New decl.
3853 * rtl.h (struct rtx_def): Remove gc_mark.
3854 (struct rtvec_def): Likewise.
3855 * tree.h (struct tree_common): Likewise.
3857 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
3859 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
3860 float_format and thread_file definitions.
3861 * configure: Rebuilt.
3863 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
3865 * extend.texi (Function Names): Document types of function names.
3867 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3869 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3870 an earlyclobbered output conflict with RELOAD_INPUT reloads.
3872 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3874 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
3876 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3878 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
3880 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
3882 * collect2.c (main): Do prelimnary link on AIX if rflag.
3884 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3886 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
3887 __CTOR_LIST__ in opposite order, which is the correct order for sorted
3889 (__do_global_dtors): similarly for __DTOR_LIST__.
3891 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3892 Diego Novillo <dnovillo@cygnus.com>
3894 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
3897 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
3899 * fixincl/*: Merged "no_bogosity" branch
3900 * fixincl/fixlib.h: protect against doubly defining t_bool
3901 * fixincl/server.h: protect against doubly defining t_bool
3903 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
3905 * genoutput.c: Include toplev.h.
3907 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
3909 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3911 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
3912 * configure: Regenerate.
3914 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3916 * gcse.c (delete_null_pointer_checks): Returns void.
3918 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3920 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
3921 * emit-rtl.c (copy_insn_1): Likewise.
3923 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3925 * config/mips/mips.c (mips_build_va_list): Correct
3926 TREE_CHAIN setting when hard-float.
3927 (mips_va_start): Use corrected setting.
3928 (mips_va_arg): Likewise. Also pass a tree to build of
3929 POSTINCREMENT_EXPR rather than a naked 'int'.
3931 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
3933 * ggc.h (ggc_push_context): Fix comment.
3934 (ggc_pop_context): Likewise.
3935 (mark_string_if_gcable): Likewise.
3936 * ggc-common.c (ggc_mark_rtx_children): Use
3937 ggc_mark_string_if_gcable.
3938 * ggc-page.c (ggc_lookup_page_table): New function.
3939 (ggc_allocated_p): Likewise.
3940 (mark_obj): Fix formatting.
3941 (ggc_mark_string_if_gcable): New function.
3942 * ggc-simple.c (ggc_allocated_strings): New variable.
3943 (ggc_strings_used): Likewise.
3944 (ggc_compare_addresses): New function.
3945 (ggc_pop_context): Pop the `any' memory too.
3946 (ggc_mark_string_if_gcable): New function.
3947 (ggc_collect): Initialize and tear down ggc_allocated_strings.
3949 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
3951 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
3952 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
3953 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3956 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3958 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3959 (sched_reg_live_length, sched_reg_basic_block): Delete.
3960 (current_block_num, bb_live_regs, old_live_regs): Delete.
3961 (dead_notes, struct sometimes): Delete.
3962 (sched_note_set, birthing_insn_p): Delete.
3963 (adjust_priority): Gut useless reg lifetime code.
3964 (create_reg_dead_note, attach_deaths): Delete.
3965 (attach_deaths_insn, new_sometimes_live): Delete.
3966 (finish_sometimes_live): Delete.
3967 (find_pre_sched_live, find_post_sched_live): Delete.
3968 (update_reg_usage): Delete.
3969 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3970 (schedule_insns): Delete reg lifetime code.
3971 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3972 (unlink_other_notes): Adjust REG_NOTE commentary.
3973 (reemit_notes): Use REG_SAVE_NOTE.
3974 (schedule_block): Likewise.
3975 (schedule_region): Allocate bitmap of blocks in region. Use
3976 count_or_remove_death_notes. Use update_life_info.
3978 * rtl.h (REG_SAVE_NOTE): New.
3979 * rtl.c (reg_note_name): Update.
3981 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3983 * combine.c (refresh_blocks, need_refresh): New.
3984 (combine_instructions): Allocate refresh_blocks. Invoke
3985 update_life_info if needed.
3986 (distribute_notes): Mark refresh_blocks instead of installing
3988 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3989 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3991 * Makefile.in (recog.o): Depend on basic-block.h.
3993 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3995 * genrecog.c (add_to_sequence): Thinko last change: delete
3996 shadowing allow_const_int variable.
3998 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4000 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
4001 __GNUC__ and __GNUC_MINOR__.
4003 * gansidecl.h: Likewise.
4009 * toplev.h: Likewise.
4015 * varray.c: Likewise.
4017 * varray.h: Likewise.
4019 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4021 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
4022 use one before a jump table.
4024 * rtl.def (ADDRESS): Change documentation to match reality.
4025 * md.texi: Don't document it.
4026 * gmicro.md (load address pattern): Use 'p' constraint, delete use
4029 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
4031 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
4033 * genrecog.c (add_to_sequence): Move allow_const_int test outside
4034 known predicate block; default allow_const_int true.
4035 (debug_decision_list): New.
4037 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
4039 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
4041 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
4043 * gcse.c (gcse_main): Avoid global optimizations if we have a
4044 large number of basic blocks and the ratio of edges to blocks
4046 (delete_null_pointer_checks): Likewise.
4048 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
4050 * c-common.c (check_format_info): Warn if format string isn't a
4053 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
4055 * configure.in (arm*-*-*): Don't let autoconf remove brackets
4056 * configure: regenerate
4058 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
4060 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
4061 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
4062 (peepholes): Re-enable.
4064 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
4066 * Makefile.in (flow.o): Depend on TREE_H.
4067 * basic-block.h (REG_SET_EQUAL_P): New.
4070 (free_regset_vector): Remove declaration.
4071 (flow_delete_insn_chain): Declare.
4072 (enum update_life_extent): New.
4073 (update_life_info, count_or_remove_death_notes): Declare.
4074 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
4075 Verify register live at bb->global_live_at_start before adding USE.
4076 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
4077 (CLEAN_ALLOCA): New.
4079 (PROP_*): New flags.
4080 (find_basic_blocks_1): Use alloc_EXPR_LIST.
4081 (clear_edges): Zero n_edges.
4082 (make_edge): Increment n_edges.
4083 (split_edge): Don't allocate bb->local_set. Increment n_edges.
4084 (flow_delete_insn_chain): Export.
4085 (delete_block): Decrement n_edges.
4086 (merge_blocks_nomove): Likewise.
4087 (life_analysis): Give life_analysis_1 PROP flags.
4088 (verify_wide_reg_1, verify_wide_reg): New.
4089 (verify_local_live_at_start): New.
4090 (update_life_info): Rewrite to call into propogate_block.
4092 (mark_regs_live_at_end): After reload, if epilogue as rtl,
4093 always mark stack pointer. Conditionally mark PIC register.
4094 After reload, mark call-saved registers, return regsiters.
4095 (life_analysis_1): Accept PROP flags not remove_dead_code.
4096 Call mark_regs_live_at_end before zeroing regs_ever_live.
4097 Use calculate_global_regs_live. Copy global_live_at_end before
4098 calling final propagate_block. Zero reg_next_use on exit.
4099 (calculate_global_regs_live): New.
4100 (allocate_bb_life_data): Don't allocate bb->local_set.
4101 (init_regset_vector, free_regset_vector): Remove.
4102 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
4103 Test flags before every operation. Warn if prologue/epilogue insn
4104 would have been deleted.
4105 (mark_set_regs, mark_set_1): Accept and use FLAGS.
4106 Use alloc_EXPR_LIST.
4107 (mark_used_regs): Accept and use FLAGS, not FINAL.
4108 Remove special handling for RETURN.
4109 (try_pre_increment): Use alloc_EXPR_LIST.
4110 (dump_flow_info): Dump n_edges.
4111 (unlink_insn_chain, split_hard_reg_notes): Remove.
4112 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
4113 (find_insn_with_note, new_insn_dead_notes): Remove.
4114 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
4115 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
4116 (replace_insns): Remove.
4117 (count_or_remove_death_notes): New.
4118 (verify_flow_info): Abort on error after all checks.
4119 (remove_edge): Decrement n_edges.
4120 (remove_fake_edges): Tweek format.
4121 * haifa-sched.c (schedule_insns): Use split_all_insns.
4122 * output.h (update_life_info): Remove declaration.
4123 * recog.c (split_all_insns): From the corpse of split_block_insns,
4124 do the whole function block by block. Use update_life_info.
4125 (recog_last_allowed_insn): New.
4126 (recog_next_insn): Mind it.
4127 (peephole2_optimize): Set it. Walk backwards through blocks.
4128 Use update_life_info.
4129 * rtl.h (update_flow_info, replace_insns): Remove declarations.
4130 (split_all_insns): Declare.
4131 * toplev.c (rest_of_compilation): Thread prologue before flow2.
4132 Use split_all_insns.
4134 * i386.md (or -1 peep2s): Disable.
4136 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
4138 * config/mips/mips.md (movstrsi+[123]) : Combine these into
4139 a single pattern. Scrap the 'd' versions as unnecessary.
4141 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
4142 tablejump_mips162,tablejump_internal4): The operands to a
4143 label_ref must be VOIDmode.
4145 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4147 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
4149 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
4151 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
4153 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
4155 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
4156 cache every function if ggc_p.
4158 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4160 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
4161 instead of copy_rtx. Accept sequences that contain asm statements.
4162 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
4163 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
4164 orig_asm_operands_vector, copy_asm_operands_vector,
4165 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
4167 * rtl.h (copy_insn, copy_insn_1): Declare.
4169 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4171 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
4173 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
4174 arguments to `current_file_function_operand'.
4176 * genrecog.c: Include hard-reg-set.h and resource.h in the
4177 generated output file.
4179 * real.c: Include tm_p.h.
4181 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4183 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
4186 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
4188 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
4189 before the fctiwz insn.
4191 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4192 Mark Mitchell <mark@codesourcery.com>
4194 * tree.c (make_lang_type_fn): New funtion pointer.
4195 (make_lang_type): Call it.
4196 * tree.h (make_lang_type): Declare.
4197 (make_lang_type_fn): Likewise.
4198 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
4200 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
4202 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
4203 make sure that HIGH instructions are copied into BASE_REGS.
4205 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
4207 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
4209 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
4211 * c-decl.c (finish_struct): Use simpler method of
4212 removing elements of a singly-linked list.
4214 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
4216 * alpha.md (peephole2's): Comment out peephole2's that generate
4219 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
4221 * genrecog.c (add_to_sequence): Disable mode check for
4224 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4226 * ggc-simple.c (init_ggc): Set empty_string.
4228 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
4230 * configure.in: Detect mmap. Add --with-gc=foo to select
4231 garbage collector; default to page if mmap available.
4232 * Makefile.in (GGC): Substitute.
4234 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
4236 * c-decl.c (ggc_p): Enable.
4238 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4240 * flow.c (verify_flow_info): Make it extern & unconditionally define.
4242 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
4244 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
4245 string for little-endian-data.
4247 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
4249 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
4250 case somebody tries to compile --enable-checking code with gcc
4253 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
4255 * genrecog.c (add_to_sequence): Verify operand to label_ref is
4258 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
4260 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
4261 * jump.c (jump_optimize_1): Document why.
4263 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4265 * collect2.c (scan_prog_file, scan_libraries): Prototype function
4266 pointers and casts for `int_handler' and `quit_handler'.
4268 * flow.c (verify_flow_info, split_hard_reg_notes,
4269 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
4270 remove_edge, remove_fake_successors): Add static prototypes.
4271 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
4272 (mark_set_1): Initialize variable `regno'.
4273 (unlink_insn_chain): Likewise for variable `curr'.
4274 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
4276 * loop.c (strength_reduce): Initialize variable
4277 `unrolled_insn_copies'.
4278 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
4279 prototypes. Change these functions to take const PTR parameters
4280 to avoid prototype conflict when used as the comparson argument
4282 (check_dbra_loop): Initialize variable `comparison_val'.
4284 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
4285 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
4286 (find_valid_class): Initialize variable `best_class'.
4287 (find_reloads): Call memcpy, not bcopy.
4289 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
4290 (hard_reg_use_compare): Don't needlessly cast away const.
4291 (reload_reg_class_lower): Likewise.
4292 (choose_reload_regs): Initialize variable `regno'.
4294 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
4296 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
4298 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
4300 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
4301 ({,d}discard): Add forward declarations. Declare parameter as
4303 (main_without_main): Explicitly declare return type to be int.
4304 (memcpy): Properly declare.
4306 * libgcc2.c (toplevel): If inhibit_libc is defined and not
4307 building the trampoline support, declare malloc, free, and
4309 (__clear_cache): Mark arguments as potentially unused.
4311 * frame.c (toplevel): If inhibit_libc is defined, declare
4314 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
4316 * flow.c (make_edge): Accept an optional 2D bitmap in which
4317 to cache edge existence. Update all callers.
4318 (make_label_edge, make_eh_edge): Pass through the edge cache.
4319 (make_edges): Provide the cache.
4321 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4323 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
4325 (local_mbtowc): Change the type of variable `i' from int to size_t.
4327 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
4328 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
4330 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
4332 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
4333 after other includes that define the appropriate types. Include
4334 tm_p.h for getting user prototypes.
4335 * ggc-callbacks.c (toplevel): Ditto.
4336 * ggc-none.c (toplevel): Ditto.
4337 * gcc-page.c (toplevel): Ditto.
4338 * ggc-simple.c (toplevel): Ditto.
4340 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
4341 Jonathan Larmour <jlarmour@cygnus.co.uk>
4343 * config/mips/mips.c (mips_move_2words): Split doubles if
4344 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
4346 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
4348 * genrecog.c (struct decision_test): New.
4349 (struct decision): Remove test-related members, sort the rest by size.
4350 (IS_SPLIT): Simplify.
4351 (new_decision, new_decision_test): New.
4352 (add_to_sequence): Use them. No special handling for args of
4354 (maybe_both_true): Renamed from not_both_true; return sense changed.
4355 (maybe_both_true_1, maybe_both_true_2): New. Broken out
4356 of maybe_both_true and adjusted for decision_test.
4357 (position_merit): Remove.
4358 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
4359 (merge_accept_insn): New, broken out of merge_trees.
4360 (merge_trees): Use them. No special case for c_test; no node
4361 splitting; use test type instead of position_merit.
4362 (factor_tests): New.
4363 (simplify_tests): New.
4364 (break_out_subroutines): Don't write code now.
4365 (find_afterward): New.
4366 (write_afterward, write_switch, write_cond): New.
4367 (write_action, is_unconditional): New.
4368 (write_node): New. Use them.
4369 (write_tree_1): Rewrite. Use the new functions above.
4370 (write_tree): Remove afterward processing.
4371 (write_subroutine): Simplify function variant emission.
4372 (write_subroutines): New.
4373 (same_codes, clear_codes): Remove.
4374 (same_modes, clear_modes): Remove.
4375 (write_header): New, broken out of main.
4376 (make_insn_sequence): Use new_decision and new_decision_test.
4377 (process_tree): New, broken out of main.
4378 (main): Adjust for merge_trees interface change.
4379 Don't #define operands in the output file.
4380 (record_insn_name): New, broken out of make_insn_sequence.
4381 (debug_decision_2, debug_decision_1, debug_decision_0): New.
4382 (debug_decision): New.
4384 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
4386 * resource.c (find_free_register): Mark class_str argument const.
4387 * resource.h: Update prototype to match.
4389 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
4390 * i386.md: Give all anonymous insns names.
4392 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
4394 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
4397 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
4399 * toplev.c (dbr_sched_time): Unconditional.
4400 (peephole2_time): New.
4401 (compile_file): Add pass numbers to all of the dump file suffixes.
4402 Dump peephole2_time. Don't dump times for non-applicable passes.
4403 (rest_of_compilation): Add pass numbers to dump file suffixes.
4404 Conditionalize calls to the scheduler.
4405 * invoke.texi: Update.
4407 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
4409 * flow.c (make_edges): Fix insn iteration.
4410 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
4411 (find_basic_blocks_1): Fix spelling mistake.
4413 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
4415 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
4416 always have side-effects. Use memset not bzero.
4417 (make_node): Likewise.
4419 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
4421 * stmt.c (expand_anon_union_decl): When any of the elements of the
4422 union is addressable, so is the entire union.
4424 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
4426 * sbitmap.c (sbitmap_ones): Don't set too many bits.
4428 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
4429 * bitmap.c (bitmap_operation): Return true iff TO changed.
4430 (bitmap_equal_p): New.
4431 (bitmap_bit_p): Tidy arithmetic.
4432 (debug_bitmap_file): Likewise.
4434 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
4436 * toplev.c (rest_of_compilation): Turn on cse_not_expected
4437 before cse2 instead of after.
4439 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
4441 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
4444 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4446 * cppinit.c (is_idchar initializer): Loosen tests to accept
4449 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
4451 * mips.md: Define conditional move patterns for floating point
4452 operands and DI mode conditions.
4454 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
4456 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
4457 always have side-effects.
4459 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
4461 * mn10200.c (asm_file_start): Fix typo.
4463 * cppinit.c (is_idchar initializer): Tighten tests for when
4464 to put the table into initialized memory.
4466 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
4467 not an array of rtunion.
4468 * gcc-page.c (ggc_alloc_rtvec): Similarly.
4469 * gcc-simple (ggc_free_rtvec): Similarly.
4471 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
4474 * mbchar.h: Add missing #endif.
4476 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
4477 (FPBIT, DPBIT): Define.
4479 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4481 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
4483 * profile.c (instrument_arcs, output_gcov_string,
4484 tablejump_entry_p): Add static prototypes.
4485 (output_gcov_string): Constify a char*.
4487 * regmove.c (replacement_quality, fixup_match_2): Add static
4490 * resource.h (reg_dead_p): Add extern prototype.
4492 * rtl.c (trim_filename): Add static prototype.
4494 * scan-decls.c (skip_to_closing_brace): Likewise.
4496 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
4497 (expand_end_case): Initialize variable `range'.
4498 (emit_case_nodes): Remove unused prototype `rtx_fn'.
4500 * varasm.c (asm_emit_uninitialised): Add static prototype.
4501 (asm_emit_uninitialised, assemble_variable): Mark parameter with
4504 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4506 * cpplib.c (if_directive_nameo): Add static prototype.
4508 * cse.c (cse_insn): Remove unused variable `p'.
4510 * except.c (create_rethrow_ref, push_entry,
4511 receive_exception_label, new_eh_region_entry, find_func_region,
4512 clear_function_eh_region, process_nestinfo): Add static prototypes.
4513 (get_reg_for_handler): Hide definition.
4514 (process_nestinfo): Initialize variable `extra_handlers'.
4516 * expr.h (expand_builtin_longjmp): Add extern prototype.
4518 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
4520 * function.c (prepare_function_start): Likewise.
4521 (pop_function_context_from): Mark parameter `context' with
4523 (push_temp_slots_for_block, flush_addressof): Hide definition.
4525 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
4526 solve_program_flow_graph, calculate_branch_probs,
4527 function_summary, main, fancy_abort): Add prototypes.
4529 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
4530 (add_hash): Constify a char*.
4532 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
4533 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
4534 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
4536 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
4538 * lists.c (free_list, zap_lists): Likewise.
4540 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4542 * alias.c (nonlocal_reference_p): Add static prototype.
4544 * bitmap.c (bitmap_element_allocate): Prototype args in function
4547 * builtins.c (stabilize_va_list): Add static prototype.
4548 (expand_builtin_va_arg): Constify a char*.
4550 * c-lex.c (getch, put_back, extend_token_buffer_to,
4551 read_line_number, token_getch, token_put_back): Add static
4554 * c-parse.gperf (hash, is_reserved_word): Likewise.
4556 * cccp.c (is_dir_separator): Likewise.
4558 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4560 * graph.h: New file to prototype functions exported by graph.c.
4562 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
4564 * graph.c: Include graph.h.
4566 * toplev.c: Likewise. Remove redundant prototypes.
4568 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
4570 * invoke.texi: Removed duplicated description for -Q.
4572 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
4574 * extend.texi: Grammar fix in __extension__ text.
4576 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
4578 * md.texi (define_peephole2): New section.
4580 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
4582 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
4583 (mov $-1 to or peepholer): Enable for pentium when optimizing for
4586 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
4588 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
4590 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
4592 * i386.md (ffs expander): Emit Pentium friendly code for
4595 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
4597 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
4601 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4603 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
4605 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
4607 * config/m68k/m68k.c (use_return_insn): Return false if the pic
4610 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4612 * md.texi (No Constraints): Delete section.
4613 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
4614 * final.c (final_scan_insn): We always have register constraints.
4615 * genattrtab.c: Don't include "insn-config.h".
4616 (write_attr_case): We always have register constraints.
4617 * genconfig.c (register_constraint_flag): Delete.
4618 (walk_insn_part): Don't check whether we have register constraints.
4619 (main): Don't write out "#define REGISTER_CONSTRAINTS".
4620 * genoutput.c (have_constraints): Delete.
4621 (main): Don't set it.
4622 (output_operand_data): We always have constraints.
4623 (scan_operands): Likewise.
4624 (compare_operands): Likewise.
4625 * local-alloc.c (block_alloc): We always have constraints.
4626 (requires_inout): Always compile this function.
4627 * recog.c (extract_insn): We always have constraints.
4628 (constrain_operands, reg_fits_class_p): Always compile these
4630 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
4632 (struct insn_operand_data): Likewise.
4633 * regclass.c (regclass): We always have constraints.
4634 (record_reg_classes, copy_cost, record_address_regs,
4635 auto_inc_dec_reg_p): Always compile these functions.
4636 * regmove.c (regmove_optimize): We always have constraints.
4637 * reload.c (find_reloads): Likewise.
4638 * reload1.c (reload): Likewise.
4639 (reload_cse_simplify_operands): Likewise.
4640 * i860.c (output_delay_insn): Likewise.
4642 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
4644 * iris6.h (BUILD_VA_LIST_TYPE): Define.
4646 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4648 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
4649 for the va_list record.
4651 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
4653 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
4656 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
4658 * alias.c: Include insn-flags.h.
4659 * Makefile.in (alias.o): Update.
4661 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
4663 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
4664 to LTU and GEU. Handle more cases using sbb.
4666 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
4668 * i386.md (truncatexfdf splitters): Do not use subreg.
4669 (fop XFmode patterns): Fix mode in operand testing.
4671 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
4673 * jump.c (jump_optimize_1): Amend last change to test only the
4674 form of the operand, not the insn.
4676 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
4677 not register_operand to determine when B may need preloading.
4679 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
4681 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
4682 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
4683 (call-value patterns): Move to end of file.
4684 (*): Remove mode from label_ref in (pc) context.
4685 (movstrqi): Use memory not general_operand for BLKmode operands.
4686 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
4687 to register_operand operands.
4688 (peep2 patterns): Convert from commented-out peephole patterns.
4690 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4692 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
4693 to BUILT_IN_INIT_DWARF_REG_SIZES.
4694 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
4695 Renamed from BUILT_IN_DWARF_REG_SIZE; call
4696 expand_builtin_init_dwarf_reg_sizes.
4697 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
4698 with __builtin_init_dwarf_reg_size_table.
4699 * dwarf2out.c (struct reg_size_range): Delete.
4700 (expand_builtin_init_dwarf_reg_sizes): New function.
4701 (expand_builtin_dwarf_reg_size): Delete.
4702 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
4703 (expand_builtin_dwarf_reg_size): Don't declare.
4704 * libgcc2.c (dwarf_reg_size_table_initialized): New.
4705 (dwarf_reg_size_table): New.
4706 (init_reg_size_table): New function.
4707 (copy_reg): Use dwarf_reg_size_table.
4708 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
4711 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
4713 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
4714 Correctly build argument list to constructor and destructor functions.
4716 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
4718 * c-tree.h (warn_float_equal): Declare.
4719 * c-decl.c (warn_float_equal): Define.
4720 (c_decode_option): Recognize -W[no-]float-equal.
4721 * c-typeck.c (build_binary_op): Conditionally warn
4722 about equality tests of floating point types.
4723 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
4724 * invoke.texi: Add docs for -Wfloat-equal warning.
4726 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
4728 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
4729 generating RTL directly.
4730 * mips.h (INIT_TARGET_OPTABS): Likewise.
4731 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
4733 * expr.h (init_mov_optab): Delete declaration
4735 * h8300.c (WORD_REG_USED): Update to avoid useless register
4736 saves in interrupt functions and functions which never return.
4738 * cse.c (struct set): Delete inner_dest_loc field.
4739 (cse_insn): Remove assignments to inner_dest_loc field.
4741 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
4743 * ggc-page.c: Don't include <unistd.h> etc taken care of
4744 by "system.h". Include <sys/mman.h> afterward.
4746 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
4748 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
4751 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
4753 * xcoffout.c (xcoffout_declare_function): Add documentation.
4754 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
4755 TARGET_64BIT. Compare constant to -1, not bit pattern.
4756 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
4757 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
4760 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
4762 * dwarf2out.c (add_abstract_origin_attribute): Abort if
4764 (gen_inlined_enumeration_type_die): Do not abort if the type has
4765 not been writeen out.
4766 (gen_inlined_structure_type_die): Do not abort if the type has
4767 not been writeen out.
4768 (gen_inlined_union_type_die): Do not abort if the type has
4769 not been writeen out.
4770 (gen_tagged_type_instantiation_die): Do not abort if the type
4771 has not been written out.
4773 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4775 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
4777 * reg-stack.c (straighten_stack): Copy hard reg set with
4780 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
4782 * builtins.c (stabilize_va_list): Stabilize array type va_list
4783 to a pointer type, not the base record type.
4784 (expand_builtin_va_copy): Dereference the pointers explicitly;
4785 use the correct size for the copy.
4787 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
4788 (rs6000_va_arg): Likewise.
4790 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
4792 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
4794 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
4796 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
4798 (DECL_BUILT_IN_CLASS): Adjust accordingly.
4800 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
4802 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
4803 (init_ggc): Use it instead of a constant.
4804 (ggc_collect): Bound allocated_last_gc by it.
4806 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
4808 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
4811 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
4813 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
4814 (mips*-*-openbsd*): Let big endian configuration be a fragment.
4816 * config/mips/openbsd.h: New, OpenBSD little endian target.
4817 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
4818 * config/mips/xm-openbsd.h: New, OpenBSD host.
4820 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
4822 * config/m68k/m68k.c (output_function_prologue,
4823 output_function_epilogue): Use
4824 current_function_uses_pic_offset_table instead of regs_ever_live
4825 to decide whether to save/restore pic register.
4826 (legitimize_pic_address): Don't modify regs_ever_live any more.
4828 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
4830 * function.h (struct function): Add x_dont_save_pending_sizes_p.
4831 * stor-layout.c (variable_size): Don't add sizes to the pending
4832 sizes list if x_dont_save_pending_sizes_p is set.
4834 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
4836 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
4837 for symbolic_operand().
4838 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
4840 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4842 * combine.c (gen_rtx_combine): Add missing call to va_end().
4844 * final.c (asm_fprintf): Likewise.
4846 * genattrtab.c (attr_rtx): Likewise.
4848 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
4850 * cse.c: Update comments.
4851 (cse_insn): When converting a conditional/computed jump into
4852 an unconditional jump, always make sure a BARRIER immediately
4853 follows the converted jump. Do not delete unreachable code.
4854 (cse_basic_block): Do not delete unreachable code.
4855 * toplev.c (rest_of_compilation): Move call to
4856 delete_trivially_dead_insns after the conditional call to
4859 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4861 * collect2.c (make_temp_file): Don't prototype.
4863 * gcc.c (make_temp_file): Likewise.
4865 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
4867 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
4869 * varasm.c (asm_emit_uninitialised): New function: Generate
4870 the assembler statements necessary to declare an uninitialised
4872 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
4874 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
4875 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
4877 (assemble_variable): Use asm_emit_uninitialised to emit an
4878 uninitialised variable.
4880 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
4882 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
4883 constant on a 64 bit host. Patch supplied by Geoffrey Keating
4884 <geoffk@cygnus.com>.
4886 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4888 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
4889 * c-common.h (builtin_function): Don't declare.
4891 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
4893 (pushdecl): Likewise.
4894 (finish_decl): Likewise.
4895 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
4896 int. All callers changed.
4897 Set the builtin's DECL_BUILT_IN_CLASS.
4898 * tree.h (enum built_in_class): New.
4899 (enum built_in_function): Delete NOT_BUILT_IN.
4900 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
4902 (DECL_SET_FUNCTION_CODE): Likewise.
4903 (DECL_BUILT_IN_CLASS): New macro.
4904 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
4905 (struct tree_decl): Split builtin function code field into a
4907 (builtin_function): Declare.
4909 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
4911 * optabs.c (init_traps): Fix typo in last change.
4913 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
4915 * toplev.c (rest_of_decl_compilation): Update comment.
4917 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4919 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
4920 in .sbss if appropriate.
4921 (EXTRA_SECTION_FUNCTIONS): Add sbss.
4922 (SBSS_SECTION_ASM_OP): New macro.
4923 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
4924 (EXTRA_SECTIONS): Add in_sbss.
4925 * config/mips/mips.h: Prototype sbss_section.
4927 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
4929 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
4932 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
4934 * optabs.c (init_traps): Register trap_rtx as a GC root.
4936 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4938 * config/mips/mips.c (function_arg_pass_by_reference): Define
4939 unconditionally, since it's called unconditionally.
4941 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4943 * toplev.c (documented_lang_options): Add -fshort-wchar.
4944 * c-decl.c (c_decode_option): Likewise.
4945 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
4947 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
4948 * gcc.c (default_compilers): If -fshort-wchar,
4949 override __WCHAR_TYPE__.
4950 * tm.texi (C Dialect Options): Add -fshort-wchar.
4952 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
4953 symbol for a variable.
4955 * cpplib.h (CPP_PREPROCESSED): New macro.
4956 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4957 we're seeing this input for a second time.
4959 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4961 * emit-rtl.c (init_emit_once): Initialize modes first.
4963 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4965 * config/i386/i386.c (pic_label_name): Change to char pointer.
4966 (global_offset_table): New variable.
4967 (load_pic_register): Fill global_offset_table if it hasn't
4968 already been done. Allocate pic_label_name dynamically.
4969 * ggc.h (empty_string): New variable.
4970 * ggc-simple.c (empty_string): Likewise.
4971 (init_ggc): Allocate empty_string and add as root.
4972 * stmt.c (digit_strings): New variable.
4973 (init_stmt): Add last_block_end_note as root. Allocate and
4974 initialize digit_strings.
4975 (expand_asm_operands): Use empty_string instead of string
4976 constant. Use digit_strings instead of string constants.
4977 * profile.c (init_arc_profiler): Allocate string with
4978 ggc_alloc_string instead of xmalloc.
4979 (output_func_start_profiler): Likewise.
4980 * c-typeck.c (digest_init): Check if init is error_mark_node.
4982 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4983 Richard Henderson <rth@cygnus.com>
4985 * ggc-page.c: New file.
4986 * Makefile.in (ggc-page.o): New.
4988 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4990 * invoke.texi: Document -fdelete-null-pointer-checks
4991 * toplev.c (flag_delete_null_pointer_checks): New.
4992 (f_options): Add entry for -fdelete-null-pointer-checks.
4993 (rest_of_compilation): Conditionalize null pointer check
4994 elimination on flag_delete_null_pointer_checks.
4995 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4997 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4999 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
5000 copyright notice and special exception to GPL.
5002 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5004 * abi64.h (mips_function_value): Add prototype arguments.
5006 * mips-protos.h: New file with mips prototypes.
5008 * mips.c: Include "tm_p.h".
5009 (mktemp, lookup_name): Add prototype arguments.
5010 (extern_list, string_constant, mips_fill_delay_slot,
5011 mips_output_external, mips_output_external_libcall,
5012 mips_output_filename, mips_declare_object, function_prologue,
5013 mips_expand_prologue, function_epilogue, mips16_constant,
5014 build_mips16_function_stub, mips_output_conditional_branch):
5016 (mips_va_start): Remove unused variable `u'.
5017 (mips_va_arg): Cast value to unsigned when comparing against one.
5019 (save_restore_insns, mips_expand_prologue): Add missing arg in
5020 call to `large_int'.
5022 * mips.h: Move prototypes to mips-protos.h.
5023 (data_section, memory_address_p, rdata_section,
5024 readonly_data_section, simple_epilogue_p, text_section): Delete
5025 prototypes delcared elsewhere.
5026 (mips_epilogue_delay_slots, print_options): Delete unused decls.
5028 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
5030 * mips.md: Delete extra args in call to `mips_move_2words'.
5032 * xm-iris6.h (alloca): Add prototype argument.
5034 * genpeep.c: Include "tm_p.h" in generated output file.
5036 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5038 * basic-block.h (find_edge_index): Change parameters.
5039 * flow.c (verify_edge_list): Pass basic_block parameters to
5040 find_edge_index instead of integers.
5042 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
5044 * combine.c (simplify_comparison): Use an unsigned shift to adjust
5047 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
5049 * gcc.1: Fix a formatting error.
5051 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
5053 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
5054 i786, mn10200, mn10300, pdp11, v850.
5056 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
5058 * libgcc2.c (num_digits): Add prototype with
5059 __attribute__((const)).
5060 (__terminate): Add prototype.
5062 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
5064 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
5066 * alpha/alpha.c (print_operand): Fix type of `code'.
5067 (alpha_output_filename): Constify.
5068 * alpha/alpha.h: Move all function declarations ...
5069 * alpha/alpha-protos.h: ... here. New file.
5070 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
5071 (SECTION_FUNCTION_TEMPLATE): Likewise.
5073 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5075 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
5076 * expr.c (expand_expr): Likewise.
5077 (do_jump): Likewise.
5078 (do_store_flag): Pass ccp_store_flag to can_compare_p.
5079 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
5081 (enum can_compare_purpose): New.
5082 (can_compare_p): Adjust prototype.
5083 (prepare_cmp_insn, prepare_operand): Declare.
5084 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
5085 * optabs.c (cmp_available_p): Deleted.
5086 (expand_abs): Pass ccp_jump to can_compare_p.
5087 (can_compare_p): New arg PURPOSE. Check for combined optabs.
5088 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
5089 Call can_compare_p rather than cmp_available_p.
5090 (prepare_operand): No longer static.
5091 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
5092 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
5093 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
5094 sequence to use emit_cmp_and_jump_insns.
5095 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
5097 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
5099 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
5100 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
5101 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
5102 (plus (reg) (const_int 0))
5103 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
5105 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
5107 * rs6000.c (expand_block_move): DImode loads and stores require
5108 word-aligned displacements. Increment address registers with
5109 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
5111 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
5113 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
5114 is no name for the base type, rather than segfault. If we are
5115 writing out a complex integer type, use DW_ATE_lo_user.
5117 * expr.c (emit_move_insn_1): If we are copying a complex that fits
5118 in one word or less (complex char, complex short, or on 64 bit
5119 systems complex float) to/from a hard register, copy it through
5120 memory instead of dying in gen_{real,imag}part. If we have a
5121 short complex type, prevent inlining since it allocates stack
5124 * tree.c (build_complex_type): If we are writing dwarf2 output,
5125 generate a name for complex integer types.
5127 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5129 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
5130 * flow.c (remove_edge): Remove extra whitespace.
5131 (remove_fake_edges): Fix comment.
5132 (add_noreturn_fake_exit_edges): Use the correct name.
5134 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
5136 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
5137 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
5138 (clean): Depend on INTL_CLEAN.
5139 (maintainer-clean): Adjust.
5141 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5143 * configure.in (AC_PREREQ): Bump to 2.13.
5144 (AC_C_STRINGIZE): Call this instead of using a custom macro.
5146 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
5148 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
5150 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
5152 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
5153 (HAVE_STRINGIZE): Define.
5155 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
5157 * c-parse.in: save and restore warn_pointer_arith on __extension__
5158 along with pedantic.
5159 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
5160 Set the type of extension to itype rather than $<itype>1 kludge.
5161 * extend.texi (Alternate Keywords): Adjust documentation.
5162 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
5164 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
5166 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
5167 most assembler templates.
5169 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
5170 FP loads and stores.
5171 (following_call): Always return zero for the PA8000.
5172 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
5173 FP loads and stores.
5174 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
5176 * pa.h (BRANCH_COST): Define.
5178 * pa.md (return, return_internal): Use bve for PA2.0.
5180 * pa.md (fused multiply): Add variants which reduce height for the
5181 fused multiply, but which still generate 2 insns.
5182 (fnegabs): Similarly.
5184 * pa.md (subsi3): Turn into an expander. Create two anonymous
5185 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
5186 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
5188 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
5190 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
5192 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
5193 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
5195 * regclass.c (init_regs): Add "top_of_stack" as a garbage
5198 * flow.c (record_active_eh_regions): Terminate loop after finding
5199 the last insn in the last basic block.
5201 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5203 * config/c4x/c4x.md: Delete parallel instruction peepholes.
5205 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5207 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
5209 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5211 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
5212 splitting to not use output template.
5214 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5216 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
5217 * config/c4x/c4x.c (c4x_va_start): New function.
5219 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
5221 * genrecog.c (not_both_true): Handle correctly cases when called for
5222 tests with different positions in the insn.
5224 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * machmode.h (HOST_PTR_PRINTF): Move from here ...
5228 * system.h (HOST_PTR_PRINTF): ... to here.
5230 * mips-tfile.c: Don't include machmode.h.
5232 * Makefile.in (MACHMODE_H): New variable. Update to use it.
5233 (mips-tfile.o): Don't depend on machmode.h.
5235 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5237 * haifa-sched.c (sched_analyze): Rename local variable `region' to
5238 avoid conflicts with typedef struct `region' at the top level scope.
5240 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
5242 * basic-block.h (basic_block): Add eh_beg, eh_end.
5243 * flow.c (entry_exit_blocks): Update.
5244 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
5246 (find_basic_blocks_1): Don't record eh_list at each bb. Use
5247 lists.c functions to allocate insn lists.
5248 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
5250 (make_eh_edge): ... here. New.
5251 (move_stray_eh_region_notes): New.
5252 (record_active_eh_regions): New.
5253 (delete_unreachable_blocks): Split out block merging ...
5254 (try_merge_blocks): ... here. New.
5255 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
5256 Dump debugging data.
5257 (merge_blocks_move_successor_nojumps): Likewise.
5258 (merge_blocks): Use eh_beg+eh_end to validate block movement.
5260 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
5262 * extend.texi (Bound member functions): Document unbound pmf
5265 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5267 * flow.c (split_edge): Handle insertion on a fallthrough edge which
5268 has the EXIT_BLOCK as a dest.
5270 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5272 * flow.c (remove_edge): New function to remove an edge from the
5274 (remove_fake_successors): New function to remove fake successor edges.
5275 (remove_fake_edges): New function to remove all fake edges from the
5277 (add_fake_exit_edges): New function to add fake edges from all blocks
5278 with no successors to the exit block.
5279 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
5280 prototypes for new functions.
5282 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5284 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
5285 Use Pmode to determine whether to output .dword or .word.
5287 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
5289 * tree.c (built_in_filename): New variable.
5290 (BUILT_IN_FILENAME): New macro.
5291 (init_tree_codes): Allocate built_in_filename.
5292 (make_node): Use built_in_filename instead of string constant.
5294 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
5296 * configure.in: Add fr30 target.
5297 * configure: Regenerate.
5298 * config/fr30: New directory.
5299 * config/fr30/crti.asm: New file.
5300 * config/fr30/fr30.c: New file.
5301 * config/fr30/crtn.asm: New file.
5302 * config/fr30/fr30.h: New file.
5303 * config/fr30/fr30.md: New file.
5304 * config/fr30/lib1funcs.asm: New file.
5305 * config/fr30/t-fr30: New file.
5306 * config/fr30/xm-fr30.h: New file.
5308 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
5310 * flow.c (merge_blocks_move_successor_nojumps): Delete the
5311 BARRIER at the end of the successor, not the BARRIER before
5314 * pa.c (pa_add_gc_roots): Fix thinko in last change.
5316 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
5318 * stmt.c (any_pending_cleanups): Don't crash when
5319 current_function->stmt is unset.
5321 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5323 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
5324 other initializations that may use it for relative offsets.
5326 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5328 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
5329 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
5330 * config/i386/sol2dbg.h: Removed.
5331 * config/i386/sol2gas.h: New file, to enable gas work-around.
5332 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
5333 Don't use sol2dbg.h.
5334 * configure: Rebuilt.
5336 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
5338 * invoke.texi (-fthis-is-variable): Remove documentation.
5340 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
5342 * basic-block.h (compute_bb_for_insn): Declare.
5343 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
5344 to use; set size of basic_block_for_insn directly.
5345 (find_basic_blocks): Update.
5347 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5349 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
5351 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5353 * crtstuff.c (ON_EXIT): Delete empty macro definition.
5354 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
5356 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
5358 * c-decl.c (c_decode_option): Extend comment.
5360 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
5362 * toplev.c (progname): Make 'const char *'
5363 (flag_print_mem): Move out of main.
5364 (version_flag): Move out of main.
5365 (filename): Move out of main.
5366 (debug_args): Remove g prefix from options.
5367 (documented_lang_options): Remove cpplib specific options.
5368 (display_help): Add g prefix to debug options.
5369 (check_lang_option): Delete this function.
5370 (decode_d_option): New function: Decode -d... option.
5371 (decode_f_option): New function: Decode -f... option.
5372 (decode_W_option): New function: Decode -W... option.
5373 (decode_g_option): New function: Decode -g... option.
5374 (independent_decode_option): New function: Decode a language
5375 independent command line option.
5376 (main): Invoke lang_decode_option and then
5377 independent_decode_option on each command line option in
5380 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
5382 Revert this change. Gavin's patch to operand_equal_p is a better fix.
5383 * fold-const.c (fold_range_test): Do not try to fold the range
5384 test if the rhs or lhs has side effects.
5386 * basic-block.h (compute_flow_dominators): Declare.
5388 * gcse.c (alloc_code_hoist_mem): New function.
5389 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
5390 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
5391 (hoist_code, one_code_hoisting_pass): Likewise.
5392 (gcse_main): If optimizing for size, then hoist expressions
5393 computed in multiple dominated basic blocks.
5395 * gcse.c (invalid_nonnull_info): New function.
5396 (delete_null_pointer_checks): Likewise.
5397 * rtl.h (delete_null_pointer_checks): Declare.
5398 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
5400 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
5401 (merge-blocks_move_successor_nojumps): Likewise.
5402 (merge_blocks): Allow merging of some blocks, even if it requires
5403 physical movement of the blocks, but not if it requires new jumps.
5405 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
5406 Callers and prototype changed.
5407 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
5409 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5411 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
5412 -YP when both -p and -pg are present. From i386/sol2.h.
5414 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5416 * Makefile.in (distclean): Delete tm_p.h.
5417 * configure.in: Create a new file, "tm_p.h", from a list in
5418 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
5419 "i386/i386-protos.h".
5421 * alias.c: Include "tm_p.h".
5422 * c-typeck.c: Likewise.
5423 * calls.c: Likewise.
5425 * emit-rtl.c: Likewise.
5426 * explow.c: Likewise.
5427 * expmed.c: Likewise.
5429 * final.c: Likewise.
5431 * fold-const.c: Likewise.
5432 * function.c: Likewise.
5434 * global.c: Likewise.
5435 * haifa-sched.c: Likewise.
5436 * integrate.c: Likewise.
5438 * local-alloc.c: Likewise.
5440 * optabs.c: Likewise.
5441 * recog.c: Likewise.
5442 * reg-stack.c: Likewise.
5443 * regclass.c: Likewise.
5444 * regmove.c: Likewise.
5445 * reload.c: Likewise.
5446 * reload1.c: Likewise.
5447 * reorg.c: Likewise.
5448 * resource.c: Likewise.
5450 * stor-layout.c: Likewise.
5451 * toplev.c: Likewise.
5453 * unroll.c: Likewise.
5454 * genattrtab.c (main): Make generated file include "tm_p.h".
5455 * genemit.c (main): Likewise.
5456 * genoutput.c (main): Likewise.
5457 * genrecog.c (main): Likewise.
5459 * i386.h: Delete all prototypes.
5460 * i386.c: Include "tm_p.h".
5461 (ix86_attr_length_default): Call constant_call_address_operand
5462 with correct number of arguments.
5463 * i386-protos.h: New file.
5464 * i386.md (unnamed patterns): Call constant_call_address_operand
5465 with correct number of arguments.
5466 (exception_receiver): Call load_pic_register with correct number
5469 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
5471 * c-pragma.c (mark_align_stack): Dereference the void* properly.
5473 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
5475 * rtl.h (insns_safe_to_move_p): New function.
5476 * loop.c (find_and_verify_loops): Use it.
5477 * rtlanal.c (insns_safe_to_move_p): Define it.
5479 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
5481 * c-pragma.c: Include ggc.h.
5482 * Makefile.in (c-pragma.o): Update.
5484 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5486 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
5487 (LIB_SPEC): Likewise.
5488 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
5489 Reindent -YP/-p/-pg.
5490 Copied from config/sparc/sol2.h.
5492 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
5494 * c-pragma.c (mark_align_stack): New.
5496 * c-pragma.h (init_pragma): Declare it.
5497 * c-lex.c (init_parse): Call it.
5499 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5501 * configure.in: Pick up thread library on Solaris/x86 just
5502 like on Solaris/sparc.
5503 * configure: Rebuilt.
5505 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
5507 * rtl.h (global_rtx_index): New enum.
5508 (global_rtl): Change to array of rtx.
5509 (pc_rtx, cc0_rtx): Redefine accordingly.
5510 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
5511 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
5512 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
5513 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
5514 (const_int_rtx): Change to array of rtx.
5515 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
5517 * emit-rtl.c (global_rtl): Change to array of rtx.
5518 (const_int_rtx): Change to aray of rtx.
5519 (gen_rtx_CONST_INT): Redefine accordingly.
5520 (init_emit_once): Allocate and initialize global_rtl. Likewise
5521 for const_int_rtx. Add both as GC roots.
5522 * genattrtab.c (global_rtl): Update declaration.
5524 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
5526 * Makefile (USER_H): Add iso646.h back.
5528 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
5530 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
5531 zapping the LOG_LINKS of sched_before_next_call.
5533 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
5534 * pa.c (insn_refs_are_delayed): Renamed from
5535 insn_sets_and_refs_are_delayed.
5537 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
5539 * functiion.h (struct function): Add x_whole_function_mode_p.
5540 (retrofit_block): Declare.
5541 * function.c (retrofit_block): New function.
5542 (identify_blocks): Add assertions. Allow an incomplete set of
5543 block notes if we're still generating code for the function.
5544 * integrate.c: Include loop.h.
5545 (expand_inline_function): Call find_loop_tree_blocks to map block
5546 notes to blocks when in whole-function mode. Use retrofit_block
5547 to insert new BLOCKs for the inlined function, rather than
5549 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
5550 * Makefile.in (integrate.o): Depend on loop.h.
5552 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5554 * tree.h (warn_about_unused_variables): Declare.
5555 * stmt.c (warn_about_unused_variables): New function, split out
5557 (expand_end_bindings): Here.
5559 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
5561 * stmt.c (preserve_subexpressions_p): Don't crash when
5562 current_function->stmt is unset.
5564 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
5566 * stmt.c (expand_start_bindings): Allow callers to pass a flag
5567 indicating that no NOTE_INSN_BLOCK_BEG note is required.
5568 (expand_start_target_temps): Use it.
5569 * except.c (expand_eh_region_start_for_decl): Likewise.
5570 * expr.c (expand_expr): Likewise.
5572 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
5574 * fold-const.c (operand_equal_p): Pay attention to side effects.
5576 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
5578 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
5579 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
5581 * tlink.c (scan_linker_output): Look for keywords before accepting
5582 a mangled name in quotes.
5584 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
5586 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
5587 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
5589 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
5591 * alpha.md: Revert Thu Nov 26 change that came in through the
5592 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
5593 Avoid earlyclobber when possible.
5595 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5597 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
5599 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
5600 Define HAVE_ON_EXIT.
5602 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5604 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
5605 CTYPE_CONV in all ctype macros.
5607 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
5610 * cexp.y (initialize_random_junk): Likewise.
5612 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
5614 * i370.c (handle_pragma): Likewise.
5616 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
5618 * v850.c (override_options): Likewise.
5620 * doprint.c (_doprnt): Likewise.
5622 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
5625 * fixinc/server.c (load_data): Likewise.
5627 * fold-const.c (real_hex_to_f): Likewise.
5629 * genattr.c (write_upcase, gen_attr): Likewise.
5631 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
5632 write_upcase): Likewise.
5634 * genemit.c (print_code): Likewise.
5636 * genopinit.c (gen_insn): Likewise.
5638 * genpeep.c (print_code): Likewise.
5640 * genrecog.c (print_code): Likewise.
5642 * optabs.c (init_libfuncs): Likewise.
5644 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
5646 * haifa-sched.c (sched_analyze): Keep the list of notes organized
5648 (reemit_notes): Likewise.
5650 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
5652 * ggc.h (ggc_root): Move to ggc-common.c.
5654 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
5655 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
5656 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
5657 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
5658 * ggc-common.c (ggc_root): Move from ggc.h.
5659 (roots): Declare, static.
5660 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
5661 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
5662 null or check/set mark bit.
5663 (ggc_mark_roots): New.
5664 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
5666 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
5668 * m32r.c: Include toplev.h.
5669 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
5670 (gen_compare): Rename swap_p to must_swap to match uses.
5671 Add default abort case.
5672 (m32r_output_function_epilogue): Remove unused variables.
5673 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
5674 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
5675 define to empty parameter list. Update all uses.
5676 (predicate decls): Use enum machine_mode not int.
5677 * m32r.md (movsi): Call abort, not fatal_insn.
5678 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
5680 1999-09-14 Andrew Haley <aph@cygnus.com>
5682 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
5683 use $0 instead of 0.
5685 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5687 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
5688 computation out of loop over hard regs.
5690 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
5692 * function.c (identify_blocks): Don't shadow a variable in an
5694 * integrate.c (integrate_decl_tree): Don't use pushlevel,
5695 pushdecl, or poplevel to build up the new BLOCK tree.
5696 (expand_inline_function): Likewise.
5697 (integrate_parm_decls): Likewise.
5699 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
5701 * c-typeck.c (qualify_type): Merge qualifiers from both types.
5703 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
5705 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
5706 * invoke.texi: Document this change.
5708 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
5710 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
5712 (mark_emit_status): Renamed from mark_emit_state.
5713 * except.c (mark_eh_status): Renamed from mark_eh_state.
5714 Check not null before marking.
5715 (free_eh_status): New.
5716 * expr.c (mark_expr_status, free_expr_status): New.
5717 * function.c (free_machine_status): New.
5718 (free_after_parsing): New.
5719 (free_after_compilation): Move bits to free_after_parsing; call
5720 free_eh_status, free_expr_status; zero the marked members of the
5722 (prepare_function_start): No can_garbage_collect.
5723 Call init_eh_for_function.
5724 (expand_dummy_function_end): Free up current_function state.
5725 (mark_function_status): Renamed from mark_function_state.
5726 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
5727 * function.h (struct function): No can_garbage_collect.
5728 (free_machine_status, free_after_parsing): Declare.
5729 (free_eh_status, free_expr_status): Declare.
5730 * ggc.h (mark_expr_status): Declare.
5731 * stmt.c (free_stmt_status): Free the struct.
5732 (mark_stmt_status): Renamed from mark_stmt_state.
5733 (init_stmt): Don't call init_eh.
5734 (init_stmt_for_function): Don't call init_eh_for_function.
5735 * toplev.c (compile_file): Call init_eh.
5736 (rest_of_compilation): Free basic block info before ggc_collect.
5737 Call free_after_parsing; conditionally call free_after_compilation.
5738 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
5739 Check not null before marking.
5740 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
5742 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
5744 * c-lex.c (yylex): Initialize warn.
5746 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
5748 * pa.c (emit_move_sequence): Properly set the mode of the scratch
5749 register when performing secondary reloads for the SAR register.
5751 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
5753 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
5754 (NOTE_BLOCK): New macro.
5755 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
5756 * function.h (identify_blocks): Change prototype.
5757 * function.c (identify_blocks): Simplify.
5758 (reorder_blocks): Likewise.
5759 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
5760 NOTE_INSN_BLOCK_{BEG,END}.
5761 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
5762 the list of saved notes if the note isn't a
5763 NOTE_INSN_BLOCK_{BEG,END}.
5764 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
5766 (reemit_notes): Adjust recreation of notes to reflect new saved
5768 * print-rtl.c (print_rtx): Print the address of the BLOCK when
5769 printing a block note.
5770 * stmt.c (block_vector): Remove.
5771 (find_loop_tree_blocks): Simplify.
5772 (unroll_block_trees): Likewise.
5773 * tree.h (reorder_block): Change prototype.
5775 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
5777 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
5778 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
5779 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
5780 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
5781 (atexit, exit): Simplify.
5782 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
5783 * config/lots: Remove defns of HAVE_ATEXIT.
5785 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
5787 * calls.c (precompute_arguments): Fix typo in comment.
5788 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
5791 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
5793 * dsp16xx.c (override_options): Fix typos in GC root registration.
5795 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
5797 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
5799 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
5800 (FUNCTION_PROFILER): Redefine appropriately for Linux.
5801 (CC1_SPEC): Likewise.
5803 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5805 * genattr.c (main): Add extern prototype. Call return, not exit.
5806 * genattrtab.c (main): Likewise.
5807 * gencheck.c (main): Likewise.
5808 * gencodes.c (main): Likewise.
5809 * genconfig.c (main): Likewise.
5810 * genemit.c (main): Likewise.
5811 * genextract.c (main): Likewise.
5812 * genflags.c (main): Likewise.
5813 * gengenrtl.c (main): Likewise.
5814 * genopinit.c (main): Likewise.
5815 * genoutput.c (main): Likewise.
5816 * genpeep.c (main): Likewise.
5817 * genrecog.c (main): Likewise.
5819 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
5820 * genattrtab.c (get_insn_name): Likewise.
5821 * gencodes.c (get_insn_name): Likewise.
5822 * genconfig.c (get_insn_name): Likewise.
5823 * genemit.c (get_insn_name): Likewise.
5824 * genextract.c (get_insn_name): Likewise.
5825 * genflags.c (get_insn_name): Likewise.
5826 * genopinit.c (get_insn_name): Likewise.
5827 * genpeep.c (get_insn_name): Likewise.
5829 * gencheck.c (usage): Add static prototype.
5830 * genextract.c (print_path): Constify a char*.
5831 * genopinit.c (optabs): Likewise.
5832 * genoutput.c (operand_data, data, output_predicate_decls,
5833 compare_operands): Likewise.
5834 * genrecog.c (write_tree): Add default case in switch.
5836 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5838 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
5840 * print-rtl.c (get_insn_name): Remove prototype.
5842 * toplev.h (progname): Declare const.
5844 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
5845 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
5846 dump_sched_info, dump_local_alloc, regset_release_memory,
5847 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
5848 error_with_file_and_line, error_with_decl, error_for_asm, error,
5849 fatal, warning_with_file_and_line, warning_with_decl, warning,
5850 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
5851 Remove redundant prototypes.
5853 (notice, check_lang_option, report_file_and_line, vnotice,
5854 mark_file_stack): Add static prototype.
5855 (set_fatal_function): Add prototype.
5856 (vnotice, report_file_and_line, set_fatal_function,
5857 check_lang_option): Constify a char*.
5858 (main): Prototype. Call return, not exit.
5860 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5862 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
5864 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
5866 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
5868 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
5870 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5872 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
5873 behave as if it's zero in all cases.
5874 (expand_function_start): Adjust call to assign_parms.
5875 * tree.h (assign_parms): Adjust prototype.
5876 * objc/objc-act.c (hack_method_prototype): Adjust call to
5879 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
5881 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
5882 arg_pointer_rtx fixed if the argument pointer register is
5884 (NONZERO_BASE_PLUS_P): Likewise.
5886 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
5888 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
5889 match_insn2 to match_insn.
5890 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
5892 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
5894 * Makefile.in (USER_H): Remove va-foo.h.
5896 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
5897 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
5898 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
5899 va-spur.h,va-v850.h}: Remove.
5901 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
5903 * sparc/sparc.md (eligible_for_return_delay): New attribute.
5904 (in_return_delay): Use it instead of match_insn.
5906 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5908 * config/alpha/va_list.h (va-alpha.h): Do not include.
5909 (__gnuc_va_list): Typedef as in varargs.h.
5911 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
5913 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
5914 DECL_LIVE_RANGE_RTL.
5916 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
5918 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
5919 not NOTE_BLOCK_NUMBER.
5920 (expand_eh_region_end): Likewise.
5921 (find_exception_handler_labels): Likewise.
5922 (scan_region): Likewise.
5923 (exception_optimize): Likewise.
5924 (update_rethrow_references): Likewise.
5925 (set_insn_eh_region): Likewise.
5926 * final.c (final_scan_insn): Likewise.
5927 * flow.c (make_edges): Likewise.
5928 * integrate.c (expand_inline_function): Likewise.
5929 * print-rtl.c (print_rtx): Likewise.
5931 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
5933 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
5934 terms of builtin functions and types.
5936 * mips.c (mips_build_va_list): New.
5937 (mips_va_start, mips_va_arg): New.
5938 * mips.h (BUILD_VA_LIST_TYPE): New.
5939 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5941 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
5942 (sh_build_va_list, sh_va_start, sh_va_arg): New.
5943 * sh.h (BUILD_VA_LIST_TYPE): New.
5944 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5946 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
5948 * recog.h (struct recog_data): Make dup_num, operand_address_p,
5949 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
5950 (struct insn_data): Likewise with n_operands, n_dups,
5951 n_alternatives, output_format.
5952 * regclass.c (scan_one_insn): Cast n_operands to int before
5953 arithmetic inside comparison.
5955 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5957 * toplev.c (compile_function): Unconditionally emit nop.
5959 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5961 * haifa-sched.c (actual_hazard): Move declaration of variable
5962 `this_cost' into the scope where it is used.
5964 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5966 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5967 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5968 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5970 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5972 * jump.c (find_insert_position): Don't declare or define unless
5973 !HAVE_conditional_arithmetic.
5974 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5976 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5978 * recog.c (offsettable_address_p): Prototype function pointer.
5979 (preprocess_constraints): Call memset, not bzero.
5981 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5982 (gcc_obstack_init): Don't declare.
5983 (fix_sizetype): Add static prototype.
5984 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5985 (tree_cons): Call memset, not bzero.
5987 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5988 definition in macro ASM_WEAKEN_LABEL.
5989 (mark_const_hash_entry): Add static prototype.
5991 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5993 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5995 * unroll.c (find_common_reg_term, subtract_reg_term,
5996 loop_find_equiv_value): Add static prototypes.
5997 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5998 (copy_loop_body): Remove unreachable break statement.
6000 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
6002 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
6004 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6006 Undo some changes from the gcc2 merge:
6007 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
6008 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
6012 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
6013 * emit-rtl.c (gen_lowpart_common): Disable optimization of
6014 initialized float-int union if the value is a NaN.
6016 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
6018 * gthr-win32.h: New file.
6020 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
6021 shared as a valid attribute.
6022 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
6023 * extend.texi: Document `shared' variable attribute.
6025 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
6027 * configure.in: Handle --enable-threads on FreeBSD.
6028 * configure: Rebuit.
6030 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6032 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
6034 * configure: Rebuilt.
6036 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
6037 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
6038 Rosimildo DaSilva <rdasilva@connecttel.com>
6040 * configure.in (m68k-*-rtemscoff*): Added.
6041 * configure.in (mips64orion-*-rtems*): Converted to ELF.
6042 * configure.in (sparc-*-rtemsaout*): Added as alias for old
6043 sparc-rtems configuration.
6044 * configure.in (sparc-*-rtemself*): Added.
6045 * configure.in (sparc-*-rtems*): Now ELF not a.out.
6046 * config/i386/rtems.h: Added comment.
6047 * config/sparc/rtemself.h: New file.
6049 * configure.in (m68k-rtemself): Added.
6050 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
6051 and DWARF_DEBUGGING_INFO.
6052 * config/m68k/crti.s: New file.
6053 * config/m68k/crtn.s: New file.
6054 * config/m68k/t-crtstuff: New file.
6055 * config/m68k/rtemself.h: New file.
6057 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
6058 global ctor/dtor and C++ exception handling.
6059 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
6060 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
6062 * config/i386/t-rtems-i386: New File.
6064 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
6066 * stmt.c (expand_end_case): Return right away if the case stack is
6069 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
6071 * Makefile.in (version.c): Remove rule incorrectly brought in from
6074 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
6076 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
6077 * msdos/top.sed: Take into account a prepended $(SHELL) to
6079 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
6081 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
6083 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6085 * regmove.c (fixup_match_1): Don't change an unchanging register.
6086 (stable_but_for_p): Renamed to:
6087 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
6088 Changed all callers.
6090 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
6092 * loop.c (strength_reduce): Don't call reg_used_between_p if the
6093 insn from BL2 is after the insn from BL.
6095 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
6097 * recog.h (INSN_OUTPUT_FORMAT_*): New.
6098 (struct insn_data): Merge `template' and `outfun' into `output'.
6099 Add `output_format'.
6100 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
6101 (struct data): Remove `outfun'; add `output_format'.
6102 (name_for_index): Remove declaration.
6103 (output_insn_data): Handle output formats.
6104 (process_template): Emit the bare array for @.
6105 (gen_expand, gen_split): Set output_format to NONE.
6106 * output.h (get_insn_template): Declare.
6107 * final.c (get_insn_template): New.
6108 (final_scan_insn): Use it.
6109 * toplev.c (compile_file): Likewise.
6111 * c4x/c4x.c (c4x_process_after_reload): Likewise.
6112 * i860/i860.c (output_delayed_branch): Likewise.
6113 (output_delay_insn): Likewise.
6115 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6117 * rtl.c (obstack_alloc_rtx): Removed.
6119 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
6121 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
6123 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
6125 * i386.c (call_insn_operand): Reject const_int.
6126 (expander_call_insn_operand): Use call_insn_operand.
6128 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6130 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
6132 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
6134 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
6135 Use DImode operation.
6137 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
6139 * gcc.c: Include sys/resource.h.
6140 (report_times): New flag.
6141 (execute): If report_times is set, calculate and report the
6142 CPU time consumed by each subprocess.
6144 (rus, prus): New globals.
6145 (option_map): Add --time.
6146 (display_help): Document -time.
6147 (process_command): Set report_times if -time is given.
6148 Turn off -pipe if -time is given.
6150 * invoke.texi: Document new option -time.
6152 * configure.in: Check for getrusage. Check if we have to
6153 prototype getrusage.
6154 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
6155 * configure: Regenerate.
6156 * config.in: Regenerate.
6158 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
6160 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
6163 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
6165 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
6166 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
6167 (nan): Return _thenan_sf or _thenan_df as appropriate.
6168 (L_thenan_sf): Define _thenan_sf.
6169 (L_thenan_df): Define _thenan_df.
6171 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
6172 (DPBIT_FUNCS): Add _thenan_df.
6174 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
6176 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
6179 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6181 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
6184 (lang_specific_driver): Don't take a function pointer parameter.
6185 All callers changed.
6187 * gcc.c: Include gcc.h.
6188 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
6189 lang_specific_extra_outfiles, fatal): Don't declare.
6190 (multilib_defaults_raw): Constify.
6191 (read_specs): Call memset, rather than bzero.
6192 (main): Call return, not exit.
6193 (lookup_compiler): Call memcpy, not bcopy.
6194 (fatal): Make extern.
6196 * cppspec.c: Include gcc.h.
6197 (lang_specific_driver): Initialize variable `quote'. Constify a
6198 char*. All calls to the function pointer parameter now
6199 explicitly call `fatal'.
6201 * gccspec.c (lang_specific_driver): Include gcc.h.
6203 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
6205 * arm.c (note_invalid_constants): Use recog_data.operand_type
6208 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6210 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
6213 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
6214 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
6215 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
6216 reload_secondary_in_reload, reload_secondary_out_reload,
6217 reload_secondary_in_icode, reload_secondary_out_icode,
6218 reload_reg_rtx, reload_when_needed): Delete declarations.
6219 (struct reload): New structure.
6220 (rld): Declare new array.
6221 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
6222 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
6223 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
6224 reload_secondary_in_reload, reload_secondary_out_reload,
6225 reload_secondary_in_icode, reload_secondary_out_icode,
6226 reload_reg_rtx, reload_when_needed): Delete definitions.
6228 (whole file): Replace uses of the deleted arrays with uses of rld.
6229 * reload1.c (whole file): Replace uses of the deleted arrays with
6231 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
6232 explicit loops, not with bcopy.
6234 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
6236 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
6237 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
6238 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
6239 insn_name): Delete and consolidate into new structures.
6240 (insn_operand_predicate_fn): New.
6241 (insn_output_fn): New.
6243 (struct insn_operand_data): New.
6244 (struct insn_data): New.
6246 (OUT_FCN): Update for insn_data change.
6247 * builtins.c (expand_builtin_strlen): Likewise.
6248 (expand_builtin_memcmp): Likewise.
6249 * combine.c (make_extraction, simplify_comparison): Likewise.
6250 * cse.c (canon_reg, cse_insn): Likewise.
6251 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
6252 * expmed.c (store_bit_field, extract_bit_field): Likewise.
6253 (emit_store_flag): Likewise.
6254 * expr.c (convert_move, emit_block_move): Likewise.
6255 (clear_storage, emit_push_insn, expand_increment): Likewise.
6256 (do_store_flag): Likewise.
6257 * expr.h (GEN_FCN): Likewise.
6258 (insn_gen_function): Die.
6259 * final.c (final_scan_insn): Update for insn_data change.
6260 (output_asm_name): Likewise.
6261 * function.c (fixup_var_refs_1): Likewise.
6262 * loop.c (check_dbra_loop): Likewise.
6263 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
6264 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
6265 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
6266 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
6267 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
6268 * regmove.c (gen_add3_insn): Likewise.
6269 * reload.c (push_secondary_reload, combine_reloads): Likewise.
6270 (find_reloads, find_reloads_address_1): Likewise.
6271 (debug_reload_to_stream): Likewise.
6272 * reload1.c (emit_reload_insns, gen_reload): Likewise.
6273 * stmt.c (expand_end_case): Likewise.
6274 * toplev.c (compile_file): Likewise.
6276 * c4x/c4x.c (c4x_process_after_reload): Likewise.
6277 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
6279 * print-rtl.c (insn_name_ptr): Remove declaration.
6280 (get_insn_name): Declare.
6281 (print_rtx): Use it.
6282 * genoutput.c (insn_name_ptr): Remove.
6283 (next_operand_number): New.
6284 (struct operand_data): New.
6285 (null_operand, odata, odata_end): New.
6286 (struct data): Use struct operand_data.
6287 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
6288 (get_insn_name): Renamed from name_for_index.
6289 (output_prologue): Define NO_MD_PROTOTYPES.
6290 (output_predicate_decls): Break out from output_epilogue.
6291 Iterate over the operands list.
6292 (output_operand_data): Break out from output_epilogue. Emit
6293 just the operands list.
6294 (output_insn_data): Break out from output_epilogue. Emit just
6296 (output_epilogue): Remove.
6297 (output_get_insn_name): New.
6298 (constraints, op_n_alternatives, predicates, address_p): Die.
6299 (modes, strict_low, seen): Die.
6300 (scan_operands): Take new param `d' instead of writing to
6301 seven global variables.
6302 (compare_operands): New.
6303 (place_operands): New.
6304 (validate_insn_alternatives): Update for struct data change.
6305 (gen_insn): Don't zero or copy 7 global arrays. Update for
6306 scan_operands; call place_operands.
6307 (gen_peephole, gen_expand, gen_split): Likewise.
6308 (main): Update for new output routines.
6310 * genattr.c (insn_name_ptr): Remove.
6311 (get_insn_name): New function.
6312 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
6313 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
6314 * genrecog.c: Likewise.
6316 * alpha.md (adddi3): Make `pattern' array static.
6318 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6320 * config/c4x/c4x.h (c4x_rpts_cycles_string,
6321 c4x_cpu_version_string): Constify char *.
6322 * config/c4x/c4x.c (c4x_rpts_cycles_string,
6323 c4x_cpu_version_string): Likewise.
6325 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
6327 * tree.c (save_tree_status): Revert 10 Sep change.
6328 (restore_tree_status): Likewise. Call obstack_free with NULL
6329 before freeing the obstack proper.
6331 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
6333 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
6335 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
6336 surrounding context.
6338 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
6340 * tree.c (type_hash_canon): Put all types in the hash-table, when
6343 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
6345 * recog.h (struct recog_data, recog_data): New.
6346 (recog_foo variables): Kill.
6347 * recog.c (recog_operand, recog_operand_loc): Kill.
6348 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
6349 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
6350 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
6351 (recog_data): Define.
6352 (extract_insn): Update all recog_foo references to use recog_data.
6353 (preprocess_constraints, constrain_operands): Likewise.
6354 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
6355 * genattrtab.c (main): Likewise.
6356 * genextract.c (main): Likewise.
6357 * genoutput.c: Likewise.
6358 * genrecog.c (write_subroutine, main): Likewise.
6359 * local-alloc.c (block_alloc): Likewise.
6360 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
6361 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
6362 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
6363 * reload.c (find_reloads, find_reloads_toplev): Likewise.
6364 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
6365 (reload_cse_simplify_operands): Likewise.
6367 * arc/arc.c (arc_final_prescan_insn): Likewise.
6368 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
6369 * h8300/h8300.c (notice_update_cc): Likewise.
6370 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
6371 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
6372 * mn10200/mn10200.c (notice_update_cc): Likewise.
6373 * mn10300/mn10300.c (notice_update_cc): Likewise.
6374 * romp/romp.c (update_cc): Likewise.
6375 * sparc/sparc.c (check_pic): Likewise.
6376 * v850/v850.c (notice_update_cc): Likewise.
6378 * genemit.c (main): Don't declare recog_operand.
6380 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
6382 * ggc.h (rtvec_def): Forward declare.
6383 (tree_node): Likewise.
6386 (ggc_set_mark_rtx): Add prototype.
6387 (ggc_set_mark_rtvec): Likewise.
6388 (ggc_set_mark_tree): Likewise.
6389 * ggc-simple.c (ggc_root): Don't define.
6390 (roots): Don't declare.
6391 (ggc_mark_rtx): Remove.
6392 (ggc_mark_rtvec): Likewise.
6393 (ggc_mark_tree): Likewise.
6394 (ggc_mark_varray): Likewise.
6395 (ggc_mark_tree_hash_table_entry): Likewise.
6396 (ggc_mark_tree_hash_table): Likewise.
6397 (ggc_set_mart_rtx): New function.
6398 (ggc_set_mark_rtvec): Likewise.
6399 (ggc_set_mark_tree): Likewise.
6400 (ggc_add_root): Remove.
6401 (ggc_add_rtx_root): Likewise.
6402 (ggc_remove_tree_root): Likewise.
6403 (ggc_add_string_root): Likewise.
6404 (ggc_add_tree_varray_root): Likewise.
6405 (ggc_add_tree_hash_table_root): Likewise.
6406 (ggc_del_root): Likewise.
6407 (ggc_mark_rtx_ptr): Likewise.
6408 (ggc_mark_tree_ptr): Likewise.
6409 (ggc_mark_string_ptr): Likewise.
6410 (ggc_mark_tree_varray_ptr): Likewise.
6411 (ggc_mark_tree_hash_table_ptr): Likewise.
6412 * ggc-common.c: New file.
6413 * Makefile.in (OBJS): Add ggc-common.o.
6414 (ggc-common.o): List dependencies.
6416 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
6418 * cppalloc.c (xstrdup): Use memcpy.
6419 * cpperror.c (cpp_print_containing_files): Don't use
6421 * cpplib.c (conditional_skip): Set temp->lineno.
6422 (do_endif): Make error message less obscure.
6423 (if_directive_name): New function.
6424 (cpp_get_token [case EOF]): Unwind the if stack and generate
6425 error messages for each unterminated conditional in this file.
6426 (parse_string): Do not behave differently if -traditional.
6428 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
6430 * builtins.c (expand_builtin_va_arg): Cope with an array-type
6431 va_list decomposing to pointer-type.
6432 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
6433 (rs6000_va_arg): Likewise.
6435 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
6437 * except.c (start_dynamic_handler): Compute size using
6438 STACK_SAVEAREA_MODE.
6440 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6442 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
6443 include directory headers. Don't define strrchr. Don't provide
6444 my_* replacement functions. Prefer PTR over `pointer_type'.
6445 Don't prototype system functions. Don't redefine getopt.
6447 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
6448 safe_read, safe_write, save_pointers, restore_pointers,
6449 is_id_char, in_system_include_dir, directory_specified_p,
6450 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
6451 find_corresponding_lparen, referenced_file_is_newer,
6452 save_def_or_dec, munge_compile_params, gen_aux_info_file,
6453 process_aux_info_file, identify_lineno, check_source,
6454 seek_to_line, forward_to_next_token_char, output_bytes,
6455 output_string, output_up_to, other_variable_style_function,
6456 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
6457 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
6458 find_static_definition, connect_defs_and_decs, add_local_decl,
6459 add_global_decls, needs_to_be_converted, visit_each_hash_node,
6460 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
6461 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
6462 scan_for_missed_items, edit_file, string_list_cons): Add static
6464 (standard_exec_prefix, target_machine, target_version,
6465 default_syscalls_dir, string_list, string_list_cons, find_file,
6466 do_cleaning): Constify a char*.
6467 (safe_read, safe_write): Use PTR, not a char*.
6468 (is_id_char): Take an int, not a char.
6469 (main): Add prototype. Call return, not exit.
6471 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
6473 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
6474 when comparing types.
6476 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
6478 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
6479 (strength_reduce): Release the varrays from the no-bivs early exit.
6481 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
6482 the loop over the registers.
6484 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
6486 (restore_tree_status): Check that instead when freeing the obstack.
6488 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
6490 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
6493 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6495 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
6496 operand size modifiers.
6498 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6500 * c-common.c (c_common_nodes_and_builtins): Don't build
6502 * c-common.h (enum c_tree_index and related accesor macros): Remove
6503 everything now declared in tree.h.
6504 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6505 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
6506 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
6507 (error_mark_node, void_type_node, char_type_node, integer_type_node,
6508 unsigned_type_node, ptr_type_node, va_list_type_node,
6509 integer_zero_node, null_pointer_node, integer_one_node): Delete.
6510 (init_decl_processing): Call build_common_tree_nodes and
6511 build_common_tree_nodes_2 instead of building their nodes here.
6512 Don't add roots for these nodes.
6513 * stor-layout.c (size_zero_node, size_one_node): Delete.
6514 (set_sizetype): Make a new node for bitsizetype each time.
6515 * tree.c (global_trees): New variable.
6516 (init_obstacks): Add a gc root for it.
6517 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6518 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
6519 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
6520 (build_common_tree_nodes): New function.
6521 (fix_sizetype): New function.
6522 (build_common_tree_nodes_2): New function.
6523 * tree.h (enum tree_index): New.
6524 (global_trees): Declare.
6525 Add accessor macros for all nodes now moved to global_trees.
6526 Delete their declarations.
6528 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
6530 * c-decl.c (finish_function): When processing a nested function,
6531 push and pop GC context around rest_of_compilation.
6533 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
6535 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
6536 Default ix86_arch to PROCESSOR_I386.
6537 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
6538 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
6539 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
6540 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
6541 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
6542 (EXTRA_SPECS): Remove deleted specs.
6544 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
6546 * function.c (assign_stack_local_1): Allocate from
6547 function->x_frame_offset, not frame_offset.
6549 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
6551 * ggc.h (lang_cleanup_tree): Remove.
6552 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
6553 * ggc-callbacks.c (lang_cleanup_tree): Remove.
6555 * c-decl.c (finish_struct): Use ggc_alloc to allocate
6556 TYPE_LANG_SPECIFIC when garbage collecting.
6557 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
6558 (lang_cleanup_tree): Remove.
6560 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6562 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
6563 * crtstuff.c: Not here.
6564 * dwarf2out.c: Or here.
6565 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
6568 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
6570 * function.h (free_after_compilation): Remove decl parameter.
6571 (free_varasm_status0: Likewise.
6572 (free_emit_status): Likewise.
6573 (free_stmt_status): Likewise.
6574 (free_after_compilation): Likewise.
6575 (init_lang_status): New variable.
6576 (free_lang_status): Likewise.
6577 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
6578 * function.c (init_lang_status): New variable.
6579 (free_lang_status): Likewise.
6580 (push_function_context_to): Don't set function::decl here.
6581 (free_after_copmilation): Make decl parameter implicit. Call
6582 free_lang_status if defined.
6583 (prepare_function_start): Call init_lang_status if defined.
6584 (init_function_start): Set function::decl here.
6585 * profile.c (output_func_start_profiler): Don't call pushdecl
6586 until we've actually started the function.
6587 * stmt.c (free_stmt_status): Make decl parameter implicit.
6588 * toplev.c (rest_of_compilation): Don't pass decl to
6589 free_after_compilation.
6590 * varasm.c (free_varasm_status): Likewise.
6592 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6594 * except.c (call_get_eh_context): Add root when allocating static
6597 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
6599 * arm.c: Include "ggc.h".
6600 (arm_add_gc_roots): New function.
6601 (arm_override_options): Call it.
6602 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
6604 * arm.md (define_asm_attributes): Add a pool_range attribute.
6606 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
6608 * extend.texi (Volatiles): New node.
6610 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
6612 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
6613 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
6614 (struct ggc_any): Replace `mark' with `magic_mark'.
6615 (ggc_alloc_string): Use memcpy, not bcopy.
6616 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
6617 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
6618 (ggc_free_any): New.
6619 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
6620 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
6621 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
6622 Use IS_MARKED. Use ggc_free_any.
6624 1999-09-09 Scott Bambrough <scottb@netwinder.org>
6626 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
6628 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
6630 * toplev.c (main): Always init_ggc.
6632 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
6634 * except.c (find_all_handler_type_matches): Free the list if
6635 we found no matches.
6637 * combine.c (SUBST): Break out to a real function do_SUBST.
6638 (SUBST_INT): Likewise.
6639 * gcse.c (free_pre_mem): Free `temp_bitmap'.
6640 (pre_insert): Free `inserted'.
6641 * loop.c (basic_induction_var): Always set `location'.
6643 * function.c (expand_function_end): Add initial_trampoline as a root.
6644 * rtl.h (init_varasm_once): Declare.
6645 * toplev.c (compile_file): Call it.
6646 * ggc-simple.c (ggc_mark_string_ptr): New.
6647 (ggc_add_string_root): New.
6648 (ggc_collect): Disable collection avoidance temporarily.
6649 * ggc.h (ggc_add_string_root): Declare.
6650 * except.c (create_rethrow_ref): Use ggc_alloc_string.
6651 * optabs.c (init_libfuncs): Likewise.
6652 * varasm.c (named_section): Use ggc_alloc_string.
6653 (make_function_rtl): Likewise.
6654 (make_decl_rtl): Likewise.
6655 (assemble_static_space): Likewise.
6656 (assemble_trampoline_template): Likewise.
6657 (output_constant_def): Likewise.
6658 (force_const_mem): Likewise.
6659 (mark_const_hash_entry): New.
6660 (mark_pool_sym_hash_table): New.
6661 (mark_varasm_state): Use it.
6662 (init_varasm_once): New.
6664 * expr.h (init_one_libfunc): Declare.
6665 * optabs.c (init_one_libfunc): New.
6666 (init_optabs): Use it.
6667 * config/gofast.h: Likewise.
6668 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
6669 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
6671 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6673 * Makefile.in (cppexp.o): Depend on cpphash.h.
6674 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
6676 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
6677 * cpplib.c (do_define): Generalise to handle poisoned definitions,
6678 redefining poisoned identifiers, etc.
6679 (do_undef): Don't allow poisoned identifiers to be undefined.
6680 (do_pragma): Add #pragma poison.
6681 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
6683 * cccp.c: Add T_POISON node type.
6684 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
6686 (do_define): Generalise to handle poisoned definitions,
6687 redefining poisoned identifiers, etc.
6688 (do_undef): Don't allow poisoned identifiers to be undefined.
6689 (do_pragma): Add #pragma poison.
6690 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
6692 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
6693 * c-pragma.h: Add ps_poison state. We now always have generic
6696 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
6698 * ggc.h (ggc_alloc): New function.
6699 (ggc_mark): Likewise.
6700 * ggc-simple.c (ggc_any): New structure.
6701 (ggc_status): Add anys.
6702 (n_anys_collected): New variable.
6703 (ggc_alloc): Define.
6704 (ggc_mark): Likewise.
6705 (ggc_collect): Collect the anys.
6707 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6709 * c-decl.c (mark_binding_level): Make static to match prototype.
6711 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
6713 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
6715 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
6717 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
6718 will use into account. Expand the max width to 5.
6721 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
6723 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
6726 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
6728 * alpha.md (call value patterns): Remove the result predicates.
6730 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
6732 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
6735 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6737 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
6738 changed from extern char *, to extern PTR. Also fix typo in
6739 NEED_DECLARATION_REALLOC test.
6741 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
6743 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6745 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
6746 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
6747 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
6748 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
6750 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
6752 * cccp.c (pcfinclude): Likewise.
6754 * global.c (allocno_compare): Likewise.
6756 * haifa-sched.c (rank_for_schedule): Likewise.
6758 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
6760 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
6762 * stupid.c (stupid_reg_compare): Likewise.
6764 * tree.c (_obstack_allocated_p): Likewise.
6766 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
6768 1999-09-08 Bruce Korb autogen@linuxbox.com
6770 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
6771 why "gperf -F" fails.
6772 * gcc/cp/Makefile.in: ditto
6773 * gcc/Makefile.in: ditto
6774 * gcc/java/Makefile.in: ditto
6776 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
6778 * lists.c: Include ggc.h.
6780 (init_EXPR_INSN_LIST_cache): Install it.
6782 * ggc-simple.c (init_ggc): Absorb the old init.
6783 (ggc_push_context): Use xcalloc.
6784 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
6785 (ggc_collect): Add [rvts] tags to the collection stats.
6787 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
6789 * cccp.c (main): Fix handling of -include and -imacros options.
6791 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
6793 * cpplib.c (cpp_push_buffer): Fix order of arguments.
6795 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6797 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
6800 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6802 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
6803 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
6804 and SET_DEST. Update comment.
6806 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6808 * config/c4x/c4x.c: Include ggc.h.
6809 (c4x_add_gc_roots): New function.
6810 (c4x_override_options): Call c4x_add_gc_roots.
6812 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
6814 * defaults.h (TARGET_ESC): Move ...
6815 * system.h: ... here, where Linas had it in the first place. Silly me.
6817 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
6819 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
6820 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
6821 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
6822 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
6823 * defaults.h (TARGET_ESC): Add default.
6825 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
6827 * configure.in: add i370-*-openedition, i370-*-mvs and
6828 i370-*-linux targets
6830 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
6832 * dsp16xxx.c: Include ggc.h
6833 (override_options): Mark GC roots.
6834 * mn10200.c: Include ggc.h.
6835 (asm_file_start): Mark GC roots.
6836 * tahoe.c: Include ggc.h.
6837 (extensible_operand): Mark GC roots.
6839 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
6841 * README: Add section discussing status of ELF ABI.
6842 * i370.c: Fix misc spelling mistakes.
6843 (i370_label_scan): Updated notes, exception handling.
6844 (i370_function_prolog): Simplify ELF stack handling.
6845 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
6846 (STACK_GROWS_DOWNWARD): ELF stack grows down.
6847 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
6848 * i370.md: (movdi): Add notes.
6849 (floatsidf2): Use stack not rtca for scratch float area.
6850 (iorsi3): Correct operand constraints.
6851 * x-oe: Restore TAROUTOPTS which are used by pax.
6853 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
6855 * rs6000.c: Include ggc.h.
6856 (rs6000_add_gc_roots): New function.
6857 (override_options): Call it.
6859 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
6861 * alpha.h (alpha_compare): New.
6862 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
6863 * alpha.c: Likewise for the definitions.
6864 (alpha_emit_conditional_branch): Update for alpha_compare.
6865 (alpha_emit_conditional_move): Likewise.
6866 * alpha.md (cmpdf, cmpdi): Likewise.
6867 (setcc patterns): Likewise. Zero alpha_compare after use.
6868 (sne): Optimize (x != 0) into (0U < x).
6870 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
6872 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
6873 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
6874 (INIT_EXPANDERS): Remove.
6875 * alpha.c: Include ggc.h.
6876 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
6877 (alpha_init_machine_status, alpha_mark_machine_status): New.
6878 (override_options): Install them.
6879 (struct machine_function): Moved to alpha.h.
6880 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
6881 (alpha_init_expanders): Remove.
6882 (alpha_return_addr): Adjust to use current_function->machine.
6883 (alpha_ra_ever_killed): Likewise.
6884 (alpha_expand_epilogue): Likewise.
6885 * alpha.md (eh_epilogue): Likewise.
6887 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
6888 Melissa O'Neill <oneill@cs.sfu.ca>
6889 Geoffrey Keating <geoffk@cygnus.com>
6891 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
6892 call-used registers (call-saved registers must still be contiguous
6893 and end with r31, of course).
6895 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
6897 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
6898 (self_promoting_type_p): Delete.
6899 (self_promoting_args_p): Move ...
6900 * c-common.c: ... here.
6901 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
6902 (simple_type_promotes_to): New.
6903 * builtins.c (lang_type_promotes_to): New.
6904 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
6905 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
6906 * c-common.h: ... here.
6907 (self_promoting_args_p, simple_type_promotes_to): Declare.
6908 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
6909 (grokdeclarator): Likewise.
6910 * tree.h (lang_type_promotes_to): Declare.
6912 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
6914 Add some machine-dependent GC roots.
6915 * sparc.c: Include ggc.h.
6916 (sparc_add_gc_roots): New function.
6917 (mark_ultrasparc_pipeline_state): Likewise.
6918 (override_options): Call sparc_add_gc_roots.
6919 * pa.c: Include ggc.h.
6920 (pa_add_gc_roots): New function.
6921 (mark_deferred_plabels): Likewise.
6922 (override_options): Call pa_add_gc_roots.
6923 * mips.c: Include ggc.h.
6924 (mips_add_gc_roots): New function.
6925 (override_options): Use it.
6927 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6929 * cpperror.c (cpp_file_line_for_message): Constify a char*.
6931 * cppexp.c (parse_number, parse_charconst, cpp_lex,
6932 cpp_parse_expr): Add static prototypes.
6933 (parse_charconst): Don't cast away const-ness.
6934 (token): Constify a char*.
6936 * cppfiles.c (file_name_list, include_hash, find_include_file,
6937 finclude, initialize_input_buffer): Constify a char*.
6938 (file_cleanup, find_position): Add static prototypes.
6940 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
6941 collect_expansion): Add static prototypes.
6942 (cpp_install, create_definition, monthnames): Constify a char*.
6944 * cpphash.h (cpp_install): Likewise.
6946 * cppinit.c (known_suffixes, default_include,
6947 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
6948 (base_name, dump_special_to_buffer, initialize_dependency_output):
6949 Add static prototypes.
6951 * cpplib.c (my_strerror): Constify a char*.
6952 (null_underflow, null_cleanup, skip_comment, copy_comment,
6953 copy_rest_of_line, handle_directive, pass_thru_directive,
6954 get_directive_token, read_line_number, cpp_print_file_and_line,
6955 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6956 v_cpp_warning_with_line, detect_if_not_defined,
6957 consider_directive_while_skipping): Add static prototypes.
6958 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6959 cpp_pedwarn_with_file_and_line): Constify a char*.
6961 * cpplib.h (cpp_options, include_hash, progname, definition,
6962 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6963 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6964 find_include_file, deps_output, include_hash): Constify a char*.
6966 * cppmain.c (progname): Constify.
6967 (main): Add prototype. Use return, not exit.
6969 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6970 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6971 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6972 check_protection): Add static prototype.
6974 (progname, recognized_macrom, recognized_extern): Constify a char*.
6975 (main): Add prototype.
6977 * gen-protos.c (progname): Constify a char*.
6979 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6981 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6982 (init_emit_once): Add more GC roots.
6983 * except.c (mark_func_eh_entry): New function.
6984 (mark_eh_node): Mark false_label and rethrow_label.
6985 (init_eh): Add more GC roots.
6986 * function.c (free_after_compilation): Take decl as a paramter.
6987 Call free_stmt_status.
6988 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6990 * function.h (free_after_compilation): Change prototype.
6991 (free_varasm_status): Likewise.
6992 (free_emit_status): Likewise.
6993 (free_stmt_status): New function.
6994 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6995 Remove, replacing with ...
6996 (ggc_status): New structure.
6997 (ggc_chain): New variable.
6999 (ggc_push_context): New function.
7000 (ggc_pop_context): Likewise.
7001 (ggc_alloc_rtx): Adjust for use of ggc_chain.
7002 (ggc_alloc_rtvec): Likewise.
7003 (ggc_alloc_tree): Likewise.
7004 (ggc_alloc_string): Likewise.
7005 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
7006 (ggc_mark_tree): Give language-dependent code a chance to mark
7008 (ggc_mark_tree_varray): Handle empty arrays.
7009 (ggc_collect): Adjust for use of ggc_chain. Clear
7010 bytes_alloced_since_last_gc.
7011 * ggc.h (ggc_pop_context): New function.
7012 (ggc_push_context): Likewise.
7013 * print-tree.c (print_node): Don't print obstacks when GC'ing.
7014 * stmt.c (free_stmt_status): New function.
7015 (init_stmt_for_function): Clear last_expr_value.
7016 * toplev.c (rest_of_compilation): Always call free_after_compilation.
7017 Conditionalize call to ggc_collect.
7018 (main): Call init_ggc.
7019 * tree.c (push_obstacks): Do the push, even when GC'ing.
7020 (push_obstacks_nochange): Likewise.
7021 (pop_obstacks): Liekwise.
7022 * varasm.c (free_varasm_status): Take decl as a parameter.
7024 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
7026 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
7027 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
7028 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
7029 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
7031 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
7033 * pa/x-pa-mpeix: New file for the MPE port.
7035 * pa/quadlib.asm: New file for long double support.
7037 * configure.in: Add hppa1.0-*-mpeix for MPE port.
7038 * configure: Rebuilt.
7040 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
7042 * final.c (shorten_branches): Fix last change.
7044 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
7046 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
7048 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
7050 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
7053 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7055 * c-aux-info.c (concat): Don't define.
7057 * cccp.c (my_strerror): Likewise. All callers changed to use
7059 (do_include): Call xstrdup, not xmalloc/strcpy.
7060 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
7061 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
7063 * collect2.c (my_strsignal): Likewise. All callers changed to use
7065 (locatelib): Call xstrdup, not xmalloc/strcpy.
7067 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
7069 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
7071 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
7073 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
7075 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
7077 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
7079 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
7081 (find_all_handler_type_matches): Likewise. Don't check return
7083 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
7084 xmalloc, not malloc.
7085 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
7087 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
7088 (init_spec): Call xcalloc, not xmalloc/bzero.
7089 (set_spec): Call xstrdup, not save_string.
7090 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
7091 (find_a_file): Call xstrdup, not xmalloc/strcpy.
7092 (process_command): Call xstrdup, not save_string.
7093 (main): Call xcalloc, not xmalloc/bzero.
7095 * gcov.c (xmalloc): Don't define.
7096 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
7097 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
7098 (output_data): Call xcalloc, not xmalloc/bzero.
7100 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
7102 * mips-tdump.c (xmalloc): Don't define.
7103 (print_symbol): Call xmalloc, not malloc.
7104 (read_tfile): Call xcalloc, not calloc.
7106 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
7107 Don't define. All callers of xfree/my_strsignal changed to use
7108 free/strsignal instead.
7109 (allocate_cluster): Call xcalloc, not calloc.
7111 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
7112 Fix memory leak, free allocated memory.
7114 * prefix.c (translate_name): Call xstrdup, not save_string.
7115 (update_path): Likewise.
7117 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
7119 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
7120 Don't define. Callers of xfree/savestring2 changed to use
7121 free/concat instead.
7123 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
7124 (init_elim_table): Likewise.
7126 * resource.c (init_resource_info): Likewise.
7128 * stupid.c (stupid_life_analysis): Likewise.
7130 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
7131 (open_dump_file): Call concat, not xmalloc/strcpy/...
7132 (clean_dump_file): Likewise.
7133 (compile_file): Call xstrdup, not xmalloc/strcpy.
7135 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
7137 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
7138 * v850.c (v850_va_arg): New.
7140 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7142 * haifa-sched.c: Tidy comments.
7144 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7146 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
7147 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
7148 $(out_object_file)): Depend on ggc.h.
7149 * c-common.c: Include "ggc.h".
7150 (combine_strings): If doing GC, use ggc_alloc_string.
7151 * c-decl.c: Include "ggc.h".
7152 (ggc_p): Define with value 0.
7153 (mark_binding_level): New function.
7154 (init_decl_processing): Add GC roots.
7155 (mark_c_function_context): New function.
7156 (lang_mark_false_label_stack): New function.
7157 (lang_mark_tree): New function.
7158 (lang_cleanup_tree): New function.
7159 * c-lang.c: Include "ggc.h".
7160 (lang_init): Call c_parse_init.
7161 * c-lex.c: Include "ggc.h".
7162 (check_linenum): If doing GC, don't copy filenames to permanent
7164 * c-parse.in: Include "ggc.h".
7165 (c_parse_init): New function.
7166 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
7167 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
7169 * except.c (mark_eh_state): Mark more state.
7170 * function.c (mark_function_state): Likewise.
7171 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
7172 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
7173 * toplev.c (mark_file_stack): New function.
7174 (compile_file): If doing GC, use ggc_alloc_string on input filename.
7175 (main): Add root for input_file_stack.
7177 * i386.c: Include "ggc.h".
7178 (ix86_mark_machine_status): New function.
7179 (override_options): Set mark_machine_status.
7181 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7183 * tree.c (copy_node): Copy node contents also if doing GC.
7185 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7187 * collect2.c (scan_libraries): Fix double-thinko :-).
7189 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
7191 * collect2.c (scan_libraries): Fix thinko.
7193 * cse.c (delete_trivially_dead_insns): Do not skip the last
7194 insn if it is a real insn.
7196 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
7198 * Makefile.in (ggc-simple.o): Depend on hash.h.
7199 * ggc.h (ggc_add_tree_hash_table_root): Declare.
7200 (ggc_mark_tree_varray): Likewise.
7201 (ggc_mark_tree_hash_table): Likewise.
7202 * ggc-simple.c: Include hash.h.
7203 (ggc_mark_tree_hash_table_ptr): New function.
7204 (ggc_mark_tree_hash_table_entry): Likewise.
7205 (ggc_mark_tree_hash_table): Likewise.
7206 (ggc_add_tree_hash_table_root): Likewise.
7207 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
7208 rtx, when defining fields.
7210 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7212 * profile.c (output_func_start_profiler): Remove apparently
7213 nonsensical call to start_sequence.
7215 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
7217 * clipper/clipper.c (clipper_va_start): Fix typos.
7219 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
7220 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
7221 (spur_va_arg): New stub.
7223 * configure.in: Comment out pyramid.
7225 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
7227 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
7228 don't conflict with the bits that win32, cygwin, and dgux
7231 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
7232 Bernd Schmidt <bernds@cygnus.co.uk>
7234 * integrate.c (function_cannot_inline_p): Do not inline
7235 functions with forced labels.
7237 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
7238 Bernd Schmidt <bernds@cygnus.co.uk>
7239 Mark Mitchell <mark@codesourcery.com>
7241 * Makefile.in (ggc-simple.o): Depend on varray.h.
7242 (rtl.o): Depend on ggc.h.
7243 (genattrtab.o): Depend on ggc.h.
7244 (print-tree.o): Likewise.
7245 (fold-const.o): Likewise.
7246 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
7247 (make_insn_raw): Don't cache insns when GC'ing.
7248 (emit_insn_before): Likewise.
7249 (emit_insn_after): Likewise.
7250 (emit_insn): Likewise.
7251 (start_sequence): Use xmalloc to allocate the sequence_stack.
7252 (end_sequence): Add free to free it.
7253 (gen_sequence): Don't cache insns when GC'ing.
7254 (clear_emit_caches): Don't use sequence_element_free_list.
7255 (init_emit): Use xcalloc, not xmalloc+bzero.
7256 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
7257 * function.c (pop_function_context_from): Use free to free the
7258 fixup_var_refs_queue.
7259 (put_reg_into_stack): Allocate it with xmalloc.
7260 * genattrtab.c: Include ggc.h.
7261 (operate_exp): Don't use obstack_free when GC'ing.
7262 (simplify_cond): Likewise.
7263 (simplify_text_exp): Likewise.
7264 (optimize_attrs): Likewise.
7265 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
7267 (gencode): Generate a #include for ggc.h.
7268 * ggc-callbacks.c (ggc_p): Define it to zero.
7269 * ggc-none.c (ggc_p): Likewise.
7270 * ggc-simple.c: Include varray.h.
7271 (ggc_mark_tree_varray): New function.
7272 (ggc_add_tree_varray_root): Likewise.
7273 (ggc_mark_tree_varray_ptr): Likewise.
7274 * ggc.h (ggc_p): Declare.
7275 (varray_head_tag): Likewise.
7276 (ggc_add_tree_varray_root): Declare.
7277 * print-tree.c (print_node): Don't check for TREE_PERMANENT
7278 inconsistencies when GC'ing.
7279 * rtl.c: Include ggc.h.
7280 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
7281 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
7282 (rtx_free): Don't call obstack_free when GC'ing.
7283 * toplev.c (rest_of_compilation): Call ggc_collect after every
7285 * tree.c (push_obstacks): Do nothing, if GC'ing.
7286 (pop_obstacks_nochange): Likewise.
7287 (pop_obstacks): Likewise.
7288 (make_node): Use ggc_alloc_tree when GC'ing.
7289 (copy_node): Likewise.
7290 (get_identifier): Use ggc_alloc_string when GC'ing.
7291 (build_string): Likewise.
7292 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
7293 (tree_cons): Likewise.
7295 (type_hash_canon): Don't call obstack_free when GC'ing.
7297 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
7299 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
7300 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
7302 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
7303 Bernd Schmidt <bernds@cygnus.co.uk>
7304 Mark Mitchell <mark@codesourcery.com>
7306 * Makefile.in (stor-layout.o): Depend on ggc.h.
7307 (expr.o): Depend on ggc.h.
7308 (profile.o): Depend on ggc.h.
7309 (stor-layout.o): Depend on ggc.h.
7310 * emit-rtl.c (init_emit_once): Add gc roots.
7311 * expr.c: Include ggc.h.
7312 (emit_block_move): Add gc roots.
7313 (clear_storage): Likewise.
7314 * expr.h (init_stor_layout_once): New function.
7315 * profile.c: Include ggc.h.
7316 (init_arc_profiler): profiler_label is a root.
7317 * scan.c (make_sstring_space): Trust xrealloc to function
7318 correctly with first parameter NULL.
7319 * stor-layout.c: Include ggc.h.
7320 (set_sizetype): Add gc root.
7321 (init_stor_layout_once): New function.
7322 * toplev.c (compile_file): Call it.
7324 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
7325 Bernd Schmidt <bernds@cygnus.co.uk>
7326 Mark Mitchell <mark@codesourcery.com>
7328 * Makefile.in (tree.o): Depend on ggc.h.
7329 (varasm.o): Likewise.
7330 (function.o): Likewise.
7332 (except.o): Likewise.
7333 (optabs.o): Likewise.
7334 (emit-rtl.o): Likewise.
7335 * emit-rtl.c: Include ggc.h.
7336 (sequence_element_free_list): Remove, and all references.
7337 (mark_sequence): New functions.
7338 (mark_emit_state): New function.
7339 * except.c: Include ggc.h.
7340 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
7341 (mark_tree_label_node): New functions.
7342 (mark_eh_state): New function.
7343 * function.c: Include ggc.h.
7344 (mark_temp_slot, mark_function_chain): New functions.
7345 (mark_function_state): New function.
7346 (init_function_once): New function.
7347 * function.h (init_function_once): New function.
7348 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
7349 * ggc.h (label_node): Declare.
7350 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
7351 (lang_mark_false_label_stack): New function.
7352 (mark_temp_slot): Remove declaration.
7353 (mark_function_chain): Likewise.
7354 (mark_eh_state): Adjust prototype.
7355 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
7357 * optabs.c: Include ggc.h.
7358 (mark_optab): New function.
7359 (init_optabs): Add gc roots.
7360 * stmt.c: Include ggc.h.
7361 (mark_cond_nesting, mark_loop_nesting): New functions.
7362 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
7363 (mark_stmt_state): New function.
7364 * toplev.c (compile_file): Call init_function_once.
7365 * tree.c: Include ggc.h.
7366 (type_hash): Move declaration earlier in file.
7367 (TYPE_HASH_SIZE, type_hash_table): Likewise.
7368 (init_obstacks): Add gc roots.
7369 (mark_type_hash): New function.
7370 * varasm.c: Include ggc.h.
7371 (mark_pool_constant): New function.
7372 (mark_varasm_state): New function.
7374 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7376 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
7378 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7380 * c-decl.c (struct language_function): Renamed from struct c_function.
7382 (c_function_chain): Delete.
7383 (push_c_function_context): New arg F. Don't warn about nested
7384 functions here. Fill LANGUAGE elt of F. Delete code to update
7385 c_function_chain. Don't call push_function_context.
7386 (pop_c_function_context): New arg F. Restore from there instead of
7387 from c_function_chain. Don't call pop_function_context. Clear out
7388 LANGUAGE field of F when done.
7389 * c-lang.c: Include "function.h"
7390 (lang_init): Initialize save_lang_status and restore_lang_status.
7391 * c-parse.in (nested_function, nested_function_notype): Warn about
7392 nested functions. Call push_function_context/pop_function_context
7393 instead of the _c_ variants.
7394 * c-tree.h (push_c_function_context, pop_c_function_context): Update
7396 * Makefile.in (c-lang.o): Update dependencies.
7398 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
7399 regno_pointer_flag, regno_pointer_align.
7400 (gen_reg_rtx): Use xrealloc to enlarge them.
7401 (free_emit_status): New function.
7402 * function.c (mark_machine_status, mark_lang_status): New variables.
7403 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
7404 in some bits from assign_stack_local. All callers changed to use new
7406 (assign_stack_local): Just call assign_stack_local_1.
7407 (free_after_compilation): New function.
7408 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
7409 (trampoline_address): Likewise.
7410 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
7411 (prepare_function_start): Explicitly clear some more variables.
7412 * function.h (struct function): New elt can_garbage_collect.
7413 (mark_machine_status, mark_lang_status): Declare variables.
7414 (free_after_compilation, free_emit_status, free_varasm_status,
7415 init_varasm_status): Declare functions.
7416 * toplev.c (rest_of_compilation): Call free_after_compilation when
7417 done with the current function.
7418 * varasm.c (free_varasm_status): New function.
7420 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
7422 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
7423 (EXPAND_BUILTIN_VA_ARG): Define.
7424 * sparc.c (sparc_va_start): New.
7425 (sparc_va_arg): New.
7427 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7429 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
7431 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7433 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
7435 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
7437 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
7439 (ggc-callbacks.o): New target.
7440 * ggc-callbacks.c: New file.
7442 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7444 * expr.h: Collapse individual optab and libfunc vars to arrays.
7445 (optab_index, libfunc_index): New enumerations.
7446 (optab_table, libfunc_table): New arrays.
7447 Add accessor macros for both.
7449 * optabs.c (optab_table, libfunc_table): New.
7450 Delete declarations for individual optab and libfunc vars.
7452 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
7454 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
7456 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
7458 * Makefile.in (GGC, GGC_LIB): New.
7459 (HOST_RTL): Include ggc-none.o.
7460 (ggc-simple.o): New target.
7461 (ggc-none.o): Likewise.
7462 * tree.h (tree_common): Add gc_mark.
7463 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
7464 (struct rtvec_def): Add gc_mark.
7465 * emit-rtl.c (global_rtl): Update static initializers to contain
7466 enough initializers.
7467 * ggc.h, ggc-none.c, ggc-simple.c: New files.
7468 * toplev.c (gc_time): New variable.
7469 (all_time): New variable.
7470 (compile_file): Print gc time.
7471 (print_time): Calculate percentage of the whole.
7473 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7475 Change obstack memory management and varasm constant pool handling so
7476 that nested functions are treated like any other functions.
7477 * function.c (init_machine_status): New variable.
7478 (push_function_context_to): Set contains_functions for the outer
7479 function. Don't call save_varasm_status.
7480 (pop_function_context_from): Don't call restore_varasm_status. Don't
7481 set current_function_contains_functions.
7482 (prepare_function_start): Call init_varasm_status rather than
7483 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
7485 * function.h (struct function) Add field varasm. Delete fields
7486 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
7487 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
7488 (init_machine_status): Declare.
7489 (save_varasm_status, restore_varasm_status): Delete declarations.
7490 (save_tree_status, restore_tree_status): Delete last argument.
7491 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
7492 code. All callers changed.
7493 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
7494 save_constants_in_decl_trees, restore_constants, save_constants,
7495 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
7497 (inlining): New variable.
7498 (reg_map, label_map, insn_map, orig_asm_operands_vector,
7499 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
7501 (save_for_inline_nocopy): Don't save constants.
7502 Don't set inl_emit field in current_function.
7503 (expand_inline_function): Use emit field, not inl_emit, of the inlined
7504 function. Set new variable inlining before
7505 calling copy_rtx_and_substitute.
7506 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
7507 constant pool references if inlining is nonzero.
7508 Delete ADDRESS and (most of the) CONST cases.
7509 (output_inline_function): Save and restore current_function/
7510 current_function_decl. Delete restore_constants code. Don't call
7511 init_const_rtx_hash_table.
7512 * output.h (init_const_rtx_hash_table): Don't declare.
7513 * rtl.h (struct function): Declare.
7514 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
7515 * toplev.c (rest_of_compilation): Don't treat nested functions or
7516 functions containing them specially. Delete all code to deal with
7517 save_for_inline_copying.
7518 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
7519 inline_obstacks): Delete variables.
7520 (save_tree_status): Lose arg CONTEXT. All callers changed.
7521 Simply allocate a new function_maybepermanent_obstack for the new
7522 function, delete all the special cases.
7523 Don't save inline_obstacks.
7524 (restore_tree_status): Lose arg CONTEXT. All callers changed.
7525 Delete special handling for function_maybepermanent_obstack; simply
7527 Don't restore inline_obstacks.
7528 (permanent_allocation): Delete code that frees inline_obstacks.
7529 (print_inline_obstack_statistics): Delete function.
7530 (dump_tree_statistics): Don't call it.
7531 * varasm.c (struct varasm_status): New.
7532 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
7533 last_pool, pool_offset, const_double_chain): Delete global
7534 variables, replace with accessor macros.
7535 (immed_double_const): Don't walk const_double_chain outside a
7536 function, but don't treat nested functions specially anymore.
7537 (immed_real_const_1): Likewise.
7538 (clear_const_double_mem): Don't treat nested functions specially.
7539 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
7540 (save_varasm_status, restore_varasm_status): Delete functions.
7541 (init_varasm_status): New function.
7542 (force_const_mem): Don't treat nested functions specially.
7543 (find_pool_constant): Accept new arg F, search for constants in
7544 that function's pool rather than the current one. All callers
7546 (get_pool_constant_for_function, get_pool_mode_for_function): New
7549 * i386.c (init_386_machine_status): New function, mostly from
7550 clear_386_stack_locals.
7551 (struct machine_functions): Rename element names to avoid name
7553 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
7554 macros, replacing global variables.
7555 (clear_386_stack_locals, save_386_machine_status,
7556 restore_386_machine_status): Delete functions.
7557 (override_options): Initialize init_machine_status.
7558 * i386.h (INIT_EXPANDERS): Delete macro.
7559 (save_386_machine_status, restore_386_machine_status,
7560 clear_386_stack_locals): Delete declarations.
7562 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7564 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
7565 (doloop_begin): Simplify pattern and use emit_jump_insn.
7566 (doloop_end): Simplify pattern, switch operand order,
7567 and use emit_jump_insn.
7569 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7571 * function.h (struct function): Add new element LANGUAGE.
7572 (save_lang_status): Declare new variable.
7573 (restore_lang_status): Likewise.
7574 * function.c (save_lang_status): Define.
7575 (restore_lang_status): Likewise.
7576 (push_function_context_to): Call language-specific save function.
7577 (pop_function_context_from): Call language-specific restore function.
7579 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7581 * i386.md (movsf_1): Check REG_P before use of REGNO.
7582 (movdf_1): Likewise.
7583 (movxf_1): Likewise.
7584 (extendsfdf2): Likewise.
7585 (extendsfxf2): Likewise.
7586 (extenddfxf2): Likewise.
7588 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7590 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
7591 constants into memory.
7592 (c4x_shiftable_constant): New function.
7593 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
7594 (c4x_shiftable_constant): Declare.
7595 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
7596 ashlqi3_noclobber): Add new patterns and associated splitters.
7598 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
7600 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
7601 * dwarf2out.c (dwarf2out_frame_init): Likewise.
7602 * final.c (shorten_branches): Likewise.
7603 * global.c (global_alloc): Likewise.
7604 * haifa-sched.c (build_control_flow): Likewise.
7605 * stmt.c (check_for_full_enumeration_handling): Likewise.
7606 (estimate_case_costs): Likewise.
7608 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
7610 * rtl.h (RTL_CHECKC2): Fix typo in last change.
7612 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
7614 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
7615 (recompute_reg_usage): Likewise.
7616 * rtlanal.c (find_regno_fusage): Likewise.
7618 * rtl.c (rtl_check_failed_code1): New function.
7619 (rtl_check_failed_code2): New.
7620 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
7621 (RTL_CHECKC1, RTL_CHECKC2): New.
7622 (XC*): New accessor macros.
7623 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
7624 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
7625 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
7626 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
7627 (TRAP_*, RANGE_INFO_*): Likewise.
7629 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7631 * Makefile.in (tlink.o): Don't depend on toplev.h.
7633 * collect2.c (c_file, o_file, export_file, import_file, ldout,
7634 output_file, nm_file_name, ldd_file_name, strip_file_name,
7635 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
7636 add_prefix, prefix_from_env, prefix_from_string, do_wait,
7637 fork_execute, maybe_unlink, add_to_list,
7638 extract_init_priority, write_list, dump_list,
7639 dump_prefix_list, write_list_with_asm, write_c_file,
7640 write_c_file_stat, write_c_file_glob, scan_prog_file,
7641 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
7642 ignore_library, extract_string, notice, dump_file, target_machine,
7643 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
7644 read_file, print_load_command): Constify a char*.
7645 (fdopen, error, fatal, fatal_perror): Don't prototype.
7646 (my_strerror): Remove. All callers use xstrerror instead.
7647 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
7648 (main): Add prototype. Constify lots of char* ptrs. Change calls
7649 to xcalloc/strcpy/strcat/... to one call to concat.
7650 (main, scan_prog_file, scan_libraries): Use an intermediate
7651 `const char **' to build an argv array.
7652 (mapfile, libselect, libcompare, locatelib): Add prototypes.
7654 * collect2.h (collect_execute, collect_wait, dump_file,
7655 file_exists): Constify a char*.
7656 (ldout, c_file_name, temporary_obstack, permanent_obstack,
7657 temporary_firstobj, vflag, debug): Add extern declarations.
7658 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
7660 * tlink.c: Don't include toplev.h.
7661 (vflag, debug, ldout, c_file_name, temporary_obstack,
7662 permanent_obstack, temporary_firstobj): Don't declare.
7663 (tlink_execute, frob_extension, symbol_hash_lookup,
7664 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
7665 recompile_files, read_repo_files, demangle_new_symbols,
7666 scan_linker_output): Constify a char*.
7667 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
7668 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
7670 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
7672 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
7673 (relative) rather than jsr (absolute) subroutine call insns.
7674 * config/m68k/m68k-coff.h: Ditto.
7676 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
7678 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
7679 now rework these too.
7680 (arm_reorg): If an insn can't reach the end of the current pool,
7681 ensure that we emit that pool before the insn.
7683 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
7685 * tlink.c (scan_linker_output): Skip the initial underscore in
7686 a mangled name if appropriate.
7688 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7690 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
7691 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
7692 error_with_ivar, gen_declarator, create_builtin_decl,
7693 my_build_string, generate_descriptor_table, generate_ivars_list,
7694 generate_dispatch_table, check_protocols, TAG_GETCLASS,
7695 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
7696 dump_base_name, lang_decode_option, build_encode_expr,
7697 start_class, finish_class, encode_pointer, really_start_method,
7698 gen_declaration, dump_interface, handle_class_ref, handle_impent):
7700 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
7701 Add static prototypes.
7702 (build_objc_string_decl, build_selector_reference_decl,
7703 encode_bitfield, build_class_reference_decl): Remove unused
7704 parameter, all callers changed.
7705 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
7706 (objc_printable_name): Likewise. Change second parameter to type int.
7707 (init_objc): Use memcpy, not bcopy, to avoid casts.
7709 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
7711 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
7712 reg notes on a deleted insn.
7713 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
7715 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
7717 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
7719 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7721 * stmt.c (expand_asm_operands): Fix index into inout_mode when
7724 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
7726 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
7727 * tm.texi (MD_ASM_CLOBBERS): Document it.
7729 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
7731 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
7732 * except.c (expand_rethrow): Remove unused variable.
7733 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
7734 * flow.c (replace_insns): Likewise.
7735 (create_edge_list, verify_edge_list): Likewise.
7736 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
7738 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
7739 is special code to run.
7740 (main): Don't define operands to emit_operand.
7741 * genrecog.c (main): Don't emit an empty peephole2_insn function.
7743 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
7745 * alpha/alpha.h (normal_memory_operand): Declare.
7746 (reg_no_subreg_operand): Declare.
7747 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
7749 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
7751 * c-parse.in (compstmt_primary_start): New, broken out of first
7752 part of compstmt handling in primary.
7753 (primary): Use it. Add an error clause.
7754 (compstmt_nostart): Renamed from compstmt; remove all
7755 initial invocations of compstmt_start.
7758 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
7760 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
7763 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
7765 * combine.c (simplify_shift_const): Remove extra semicolon.
7766 * dwarf2out.c (remove_AT): Likewise.
7767 * expmed.c (expand_mult): Likewise.
7768 * gcov.c (create_program_flow_graph): Likewise.
7769 * reorg.c (mostly_true_jump): Likewise.
7771 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
7773 * fold-const.c (fold_range_test): Do not try to fold the range
7774 test if the rhs or lhs has side effects.
7776 * combine.c (simplify_rtx): Recognize another case of a synthesized
7779 * varasm.c (mark_constant_pool): When marking indirect references,
7780 only look at SYMBOL_REFs.
7782 * except.c (expand_fixup_region_end): Do not peek at
7783 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
7785 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
7787 * flags.h: New variables align_loops, align_loops_log,
7788 align_jumps, align_jumps_log, align_labels, align_labels_log,
7789 align_functions, align_functions_log.
7790 * toplev.c: Define them.
7791 (f_options): Handle -falign-* when they have no argument.
7792 (main): Add logic to set variables for -falign-functions,
7793 -falign-jumps, -falign-labels, -falign-loops.
7794 Make it -fsched-verbose=<n> and -finline-limit=<n>.
7795 (display_help): Change help to match options.
7796 * final.c (LABEL_ALIGN): Default to align_labels_log.
7797 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
7798 (LOOP_ALIGN): Default to align_loops_log.
7799 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
7800 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
7801 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
7802 * varasm.c (assemble_start_function): Handle align_functions.
7804 * config/sparc/sparc.h: Don't declare sparc_align_*.
7805 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
7806 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
7808 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
7810 * config/sparc/sparc.c: Delete sparc_align_loops,
7811 sparc_align_jumps, sparc_align_funcs and the corresponding string
7813 (sparc_override_options): Default align_functions on ultrasparc.
7814 Delete -malign-* handling.
7816 * config/mips/mips.c (override_options): On 64-bit targets,
7817 try to align code to 64-bit boundaries.
7818 (print_operand): New substitution, %~,
7819 which aligns labels to align_labels_log.
7820 * config/mips/mips.md (div_trap_normal): Use %~.
7821 (div_trap_mips16): Likewise.
7826 (ashldi3_internal): Likewise.
7827 (ashrdi3_internal): Likewise.
7828 (lshrdi3_internal): Likewise.
7829 (casesi_internal): Likewise.
7831 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
7833 Merge new ia32 backend from the branch!
7835 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
7836 See ChangeLog.P2 on new_ia32_branch for details.
7838 * rtl.h (stack_regs_mentioned_p): Delete prototype.
7839 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
7840 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7841 * i386/gas.h (ASM_FILE_START): Define.
7842 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
7843 for name change of ix86_valid_decl_attribute_p.
7844 (i386_pe_valid_type_attribute_p): Similarly.
7846 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
7848 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
7849 to step through CC modes.
7851 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7853 * regmove.c (fixup_match_1): Don't move INSN in front of P if
7854 it would end up in the shadow of a live flags regsiter.
7856 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7858 * reload1.c: Fix many indentation problems.
7859 * reload.c: Likewise.
7861 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
7863 * alias.c (non_local_reference_p): Constify fmt.
7865 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
7867 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
7869 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
7871 * cse.c (delete_trivially_dead_insns): Do not delete stores to
7872 the internal_arg_pointer.
7874 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
7876 Merge peephole2 from new_ia32_branch:
7877 * Makefile.in (STAGESTUFF): Add *.peephole2.
7878 (mostlyclean): Likewise.
7879 (recog.o): Depend on resource.h.
7881 * final.c (peephole): Conditionalize decl on HAVE_peephole.
7882 (final_scan_insn): Likewise for the invocation of peephole.
7883 * genconfig.c (main): Look for peephole and peephole2 patterns.
7884 Emit HAVE_peephole* accordingly.
7885 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
7886 * flags.h (flag_peephole2): Declare.
7887 * toplev.c: New pass peephole2. New flag -fpeephole2.
7889 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
7890 * gencodes.c (main): Likewise.
7891 * genextract.c (main): Likewise.
7892 * genoutput.c (main): Likewise.
7893 * genemit.c (max_operand_1): Look for the max scratch operand.
7894 (gen_rtx_scratch): New.
7895 (gen_exp): Use it, and pass on new arg subroutine_type.
7896 (gen_expand): Take max scratch into account.
7897 (gen_split): Emit peephole2 functions.
7898 (output_peephole2_scratch): New.
7899 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
7900 * genrecog.c (routine_type): Add PEEPHOLE2.
7902 (make_insn_sequence): Match outer parallel for peep2. Discard
7903 top level scratches and dups.
7904 (add_to_sequence): New args insn_type and top. Update all callers.
7905 Handle toplevel peep2 matching insns.
7906 (write_subroutine): Handle peep2.
7907 (write_tree_1): Likewise.
7908 (write_tree): Likewise.
7910 (change_state): New arg afterward. Update all callers.
7911 Handle matching separate insns.
7912 * recog.c (recog_next_insn): New.
7913 (peephole2_optimize): New.
7914 * rtl.def (DEFINE_PEEPHOLE2): New.
7915 * resource.c (find_free_register): New argument last_insn. Use it
7916 to find a register available through the entire span.
7917 * resource.h (find_free_register): Update prototype.
7919 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
7921 * i386.c (output_strlen_unroll): Don't write xops[7]
7922 label if it wasn't set.
7924 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
7926 * cpplib.c (struct directive): Const-ify name pointer and
7927 function pointer prototype.
7928 (validate_else, do_define, do_line, do_include, do_undef,
7929 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
7930 do_elif, do_endif, do_sccs, do_assert, do_unassert,
7931 do_warning): Const-ify second arg.
7932 (directive_table): Mark const. Reorder entries by frequency
7933 of usage, record statistics.
7935 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
7937 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
7938 bounds- check RTL accesses if --enable-checking.
7939 (RTVEC_ELT): Bounds check if --enable-checking.
7940 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
7941 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
7942 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
7944 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
7945 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
7947 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
7948 (NOTE_SOURCE_FILE): Use X0STR.
7949 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
7950 MEM_ALIAS_SET): Use X0INT.
7951 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
7952 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
7954 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7955 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7956 (rtl_check_failed_bounds, rtl_check_failed_type1,
7957 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7959 (fancy_abort): Fix comment.
7961 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7962 (cse_insn): Decrement LABEL_NUSES for jump target before
7964 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7965 * final.c (alter_subreg): Compute regno before changing x to
7966 REG; set REGNO(x) after changing it.
7967 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7968 notes containing CONST_INTs.
7969 (delete_eh_regions): Use NOTE_EH_HANDLER.
7970 * function.c (put_reg_into_stack): Make reg a MEM before
7972 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7974 (gen_mem_addressof): Make reg a MEM before initializing it.
7975 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7977 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7978 deleting an insn, not after.
7979 (block_alloc): Only look at PATTERN(insn) if we have to, and
7980 only if it's format class 'i'.
7981 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7982 CONST_INT before using its INTVAL.
7983 * print-rtl.c (print_rtx): Use X0STR.
7984 * regmove.c (fixup_match_1): Don't look at PATTERN of
7985 non-class-'i' insn chain elements.
7986 * reload.c (loc_mentioned_in_p): Take address of
7987 in->fld[1].rtx directly.
7988 * reload1.c (reload): Change reg to a MEM before initializing
7990 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7992 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7994 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7996 * config/mips/mips.c (machine_dependent_reorg): Force a
7997 barrier to output the local constant pool if a barrier hasn't
7998 been found at a natural point in the instruction stream.
8000 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8002 * c-parse.in (language_string): Constify.
8004 * dwarf2out.c (language_string): Remove declaration.
8006 * dwarfout.c (language_string): Likewise.
8008 * toplev.c (language_string, init_parse, finish_parse): Likewise.
8010 * tree.h (language_string, init_parse, finish_parse): Declare.
8012 * i386/sun386.h (language_string): Remove declaration.
8014 * mips.h (language_string): Likewise.
8016 * nextstep.h (language_string): Likewise.
8018 * nextstep21.h (language_string): Likewise.
8020 * rs6000.c (language_string): Likewise.
8022 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8024 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
8025 (getpwd.o): Remove target.
8027 * getpwd.c: Delete file. Its in libiberty now.
8029 * dbxout.c (getpwd): Don't prototype.
8030 * dwarf2out.c (getpwd): Likewise
8031 * dwarfout.c (getpwd): Likewise
8032 * final.c (getpwd): Likewise.
8033 * protoize.c (getpwd): Likewise.
8035 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8037 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
8039 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
8041 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
8044 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
8046 * fixinc/Makefile.in (subdir): New.
8047 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
8050 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
8052 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
8053 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
8056 * invoke.texi: Fix typo.
8058 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
8059 changed. Handle autoincrement addressing modes.
8061 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
8062 just like we would the virtual incoming args register when
8065 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
8067 * rs6000.h (ASM_FILE_START): Specify complete filename, including
8068 path, in .file directive.
8070 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
8072 * gcc.texi (External Bugs): Remove obsolete note about Perl on
8075 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
8077 * stdbool.h: Make the typedef name _Bool, with bool a #defined
8080 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8082 * tree.c (tree_code_name): Constify a char*.
8084 * tree.h (tree_code_name, decl_printable_name): Likewise.
8086 * function.h (struct function): Likewise.
8088 * toplev.c (decl_name, decl_printable_name): Likewise.
8090 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
8092 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
8093 (init_objc): Remove function pointer cast.
8095 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
8097 * pa.md (interspace_jump): New pattern.
8098 (builtin_longjmp): New expander.
8100 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
8102 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
8103 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
8104 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
8106 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
8108 * jump.c (delete_prior_computation): Also check calls
8109 to constant functions. Don't bother checking for a
8110 REG_UNUSED note before adding it.
8111 (delete_computation): Handle multi-word hard registers
8112 when synthesizing missing REG_DEAD notes for a register
8113 which is both set and used by an insn.
8115 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8117 * loop.c (this_loop_info): New variable.
8118 (loop_has_call, loop_has_volatile, loop_has_tablejump,
8119 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
8121 (prescan_loop, strength_reduce): New argument loop_info. All callers
8123 (scan_loop): New variable loop_info, initialise to address of
8125 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
8126 Delete variable loop_has_multiple_exit targets and replace with
8127 field in this_loop_info.
8128 (find_and_verify_loops): Rename this_loop to this_loop_num.
8129 (strength_reduce): Delete loop_iteration_info. Replace variable
8130 loop_info with function argument of same name.
8131 (insert_bct): Rework test for loop being completely unrolled.
8133 * loop.h (struct loop_info): New fields num, loops_enclosed,
8134 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
8135 has_indirect_jump, and cont. Redefine use of unroll_number.
8136 (loop_unroll_number): Delete.
8138 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
8140 (loop_iterations): Delete variable vtop and instead use
8141 loop_info->vtop computed in prescan_loop.
8143 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
8145 * fix-header.c (main): Do not pass a null pointer to strcmp.
8147 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
8149 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
8151 * configure: Rebuilt.
8153 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
8155 * jump.c (jump_optimize_1): Do not delete assignments to
8156 internal_arg_pointer.
8157 * cse.c (delete_trivially_dead_insns): Always consider a set of
8158 the internal_arg_pointer live.
8160 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
8162 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
8163 (update_life_info) [REG_WAS_0]: Search the original insns rather
8164 than the new insns for the note. Fix typos finding note_dest.
8165 If no dest found, discard the note rather than abort.
8166 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
8167 (replace_insns): Remove the old insn list after update_life_info
8170 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
8172 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
8174 (sched_analyze_1): Let add_dependence care for not adding dups.
8175 (sched_analyze_2): Likewise.
8176 (add_branch_dependences): Likewise.
8178 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
8180 * i386/winnt.c (export_list): New type.
8181 (exports_head): Rename to
8182 (export_head): this.
8183 (i386_pe_record_exported_symbol): Add is_data flag.
8184 (i386_pe_asm_file_end): Emit directive for exported variables.
8185 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
8187 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
8188 (ASM_DECLARE_OBJECT_NAME): Likewise.
8189 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8190 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8192 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
8194 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
8196 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
8199 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
8201 * config/openbsd.h: Define SET_ASM_OP.
8202 * tm.texi: cross-reference SET_ASM_OP in the index.
8204 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
8206 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
8207 for a CONST_DOUBLE, at compile time. Initialize rtx_length
8208 and class_narrowest_mode at compile time. Kill init_rtl.
8209 Mark rtx_length, mode_class, mode_size, mode_unit_size,
8210 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
8211 rtx_format as const. Kill all references to EXTRA_CC_MODES or
8213 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
8215 * rtl.h: Declare rtx_length and rtx_format as const.
8216 * machmode.def: Define CC(). Use CC() to define CCmode. If
8217 EXTRA_CC_MODES is defined, expand it here.
8218 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
8219 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
8220 const. Kill all references to EXTRA_CC_MODES.
8222 * toplev.c: Don't prototype or call init_rtl.
8223 * optabs.c: Don't call init_mov_optab.
8224 * genemit.c: Don't generate init_mov_optab. Don't call
8226 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
8228 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
8229 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
8230 genrecog.c: Don't call init_rtl.
8232 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
8233 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
8234 definition of EXTRA_CC_MODES.
8236 * md.texi: Kill ref to EXTRA_CC_NAMES.
8237 * tm.texi: Document new way to define EXTRA_CC_MODES.
8239 * genrecog.c: Do not look up the name of a define_split.
8242 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
8244 * config/v850/v850.md: Fix typo introduced by previous delta.
8246 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8248 * gcc.c (fatal): Make definition static to match prototype.
8250 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8252 * combine.c (get_last_value): Don't look for earlier sets if the last
8253 known set is somewhere in between the insns being combined.
8255 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
8257 * configure.in: Don't use shell ! to negate exit codes
8258 * configure: Regenerate
8260 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
8262 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
8263 the fact that ALIGN is measured in bits, not bytes.
8265 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
8267 * errors.c: New file; defines functions error, warning, and
8268 fatal, variables have_error and progname.
8269 * errors.h: New file; prototypes and decls for stuff in errors.c.
8271 * Makefile: Add rules to build errors.o and
8272 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
8273 genopinit, genrecog, genextract, genpeep, genattr, and
8274 genoutput with errors.o. Add errors.h to deps of genconfig.o,
8275 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
8276 genpeep.o, genattr.o, and genoutput.o.
8278 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
8279 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
8280 define or prototype fatal. Set progname at beginning of main.
8281 * genoutput.c: Likewise, and don't define or prototype error
8284 * c-typeck.c (c_expand_start_case): Return immediately if exp
8286 * fold-const.c (operand_equal_p): Return immediately if arg1
8287 or arg0 are ERROR_MARKs.
8288 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
8289 fields of type ERROR_MARK when calculating if the record can
8292 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
8293 with much help from Jeffrey A Law and Richard Henderson
8295 * i386.md: In the 6 insns which call output_fix_trunc,
8296 earlyclobber operands[0].
8298 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
8300 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
8301 creating new registers.
8303 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
8305 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
8306 i386_reg_alloc_order, i386_regparm_string,
8307 i386_align_loops_string, i386_align_jumps_string,
8308 i386_align_funcs_string, i386_preferred_stack_boundary_string,
8309 and i386_branch_cost_string as type "const char *".
8310 * i386.c: Define all above strings as type "const char *".
8312 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
8314 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
8315 when emitting alignment padding. Emit padding byte of 0 instead of 4.
8317 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
8319 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
8320 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
8322 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
8324 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
8325 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
8326 (dwarf2out_line, dwarf2out_finish): Likewise.
8327 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
8329 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
8331 * tree.c (lang_unsave_expr_now) : Correct return type.
8332 * tree.h (lang_unsave_expr_now) : Same.
8334 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
8336 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
8337 instead of duplicating code.
8339 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8341 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
8343 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
8345 * tree.h: fancy_abort always takes three args.
8346 * resource.c: Move include of system.h before toplev.h.
8348 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
8350 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
8353 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
8355 * system.h: Don't redefine abort or trim_filename.
8356 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
8357 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
8358 whether or not __FUNCTION__ is available.
8359 * tree.h: Duplicate rtl.h's definition of abort, for files
8360 that don't include rtl.h. Delete all code to perform type
8361 checking with a compiler other than GCC.
8362 * varray.h: Delete all code to perform type checking with a
8363 compiler other than GCC. Make VARRAY_CHECK() always evaluate
8364 its arguments exactly once, using a statement expression.
8365 Adjust the VARRAY_<type> accessor macros to match.
8366 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
8367 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
8368 caller's location. Define fatal_insn and fatal_insn_not_found
8369 as macros that use _fatal_insn and _fatal_insn_not_found.
8370 (fancy_abort, trim_filename): Kill prototypes.
8372 * rtl.c (trim_filename): Move here from toplev.c.
8373 (fancy_abort): New function.
8374 (DIR_SEPARATOR): Provide default definition.
8375 * tree.c (tree_check_failed, tree_class_check_failed): Go
8376 through fancy_abort.
8377 (tree_check, tree_class_check, cst_or_constructor_check,
8378 expr_check): Delete.
8379 * varray.c (varray_check_failed): New function.
8380 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
8381 _fatal_insn and _fatal_insn_not_found. Go through
8383 (trim_filename, fancy_abort): Delete.
8385 * builtins.c (expand_builtin_args_info): Report ICE with abort.
8386 * except.c (start_catch_handler): Report ICE with error/abort
8388 * final.c (output_operand_lossage): Likewise.
8389 * flow.c (verify_flow_info): Likewise.
8391 * gcc.c: Prototype fatal.
8392 * gengenrtl.c: Undef abort after including rtl.h not system.h.
8393 * genattr.c, genattrtab.c, genemit.c, genextract.c,
8394 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
8395 Don't define fancy_abort.
8397 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
8399 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
8402 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
8404 * m88k.h (VERSION_INFO2): Kill.
8405 (VERSION_STRING): Kill.
8407 (VERSION_INFO1): Tidy.
8408 (TARGET_VERSION): Update.
8409 * m88k/dgux.h (VERSION_INFO2): Kill.
8410 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
8411 * m88k/luna.h (VERSION_INFO1): Tidy.
8412 * m88k/sysv4.h (VERSION_INFO1): Likewise.
8413 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
8414 (output_file_start): Adjust for death of VERSION_STRING.
8416 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
8418 * cpplib.c (detect_if_not_defined): New function.
8419 (do_if): Use it to detect potential once-only headers.
8421 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
8423 * c-common.c (combine_strings): Always set TREE_CONSTANT.
8425 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8427 * combine.c (nonzero_bits) : Allow single-ly set registers to be
8428 anywere in the function only if they are pseudos and set before
8429 being used (not live at the start of the function).
8430 (num_sign_bit_copies) : Same.
8431 (get_last_value_validate) : Same.
8432 (get_last_value) : Same.
8434 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
8436 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
8437 where N and M are constant and N is an integer multiple of M.
8439 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8441 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
8442 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
8443 sbitmap_union_of_preds): Add prototypes.
8444 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
8445 the intersection of successors with the new flow graph structures.
8446 (sbitmap_intersection_of_preds): New function to compute the
8447 intersection of predecessors with the new flow graph structures.
8448 (sbitmap_union_of_succs): New function to compute the union of
8449 successors with the new flow graph structures.
8450 (sbitmap_union_of_preds): New function to compute the union of
8451 predecessors with the new flow graph structures.
8452 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
8453 (expr_reaches_here_p): Use edge and basic_block structures instead
8454 of s_preds and s_succs.
8455 (compute_cprop_avinout): Use new sbitmap routines.
8456 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
8457 of s_preds and s_succs.
8458 * flow.c (compute_flow_dominators): Compute dominators using
8459 edges and basic blocks instead of s_preds and s_succs.
8461 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8463 * lists.c (unused_insn_list, unused_expr_list): New file for
8464 maintaining various types of lists. New statics for maintaining a
8465 cache of available INSN_LIST and EXPR_LIST nodes.
8466 (free_list): Static function for freeing a list of INSN/EXPR nodes.
8467 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
8468 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
8469 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
8470 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
8471 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
8472 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
8473 (free_INSN_LIST_node): Free an individual INSN_LIST node.
8474 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
8475 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
8476 (remove_dependence, free_pending_lists): Use new global routines.
8477 (flush_pending_lists, sched_analyze_insn): Use new global routines.
8478 (sched_analyze, compute_block_backward_dependences): Use new routines.
8479 (sched_analyze_1, sched_analyze_2): Use new routines.
8480 (schedule_insns): Use new global routines.
8481 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
8483 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
8484 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
8486 * toplev.c (rest_of_compilation): Initialize node cache.
8487 * Makefile.in (OBJS): Add lists.o to list of object files.
8488 (lists.o): Add dependancies.
8490 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
8492 * config/v850/v850.md: Fix compile time warning messages.
8493 * config/v850/v850.c: Fix compile time warning messages.
8494 * config/v850/v850.h: Fix compile time warning messages.
8496 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8498 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
8499 Remove unused prototype for `init_lengths'.
8501 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8503 * calls.c (emit_call_1): Mark parameter `stack_size' with
8505 (expand_call): Initialize variable `insn'.
8506 (emit_library_call): Likewise for variable `high_to_save'.
8507 (emit_library_call_value): Likewise.
8508 (store_one_arg): Likewise for variables `lower_bound' and
8511 * combine.c (try_combine): Likewise for variables `i2_code_number'
8512 and `other_code_number'.
8513 (find_split_point): Likewise for variables `pos', `unsignedp' and
8515 (simplify_if_then_else): Likewise for variables `op' and `c1'.
8516 (simplify_and_const_int): Remove unused variable `width'.
8517 (merge_outer_ops): Likewise.
8519 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
8520 HOST_WIDE_INT' when comparing against one.
8521 (simplify_relational_operation): Likewise.
8522 (cse_insn): Initialize variables `src_eqv_volatile',
8523 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
8525 * final.c (init_final): Constify parameter `filename'.
8526 (final_start_function): Mark parameter `optimize' with
8528 (profile_function): Likewise for parameters `first' and `optimize'.
8529 (output_source_line): Likewise for parameter `file'.
8531 * integrate.c (subst_constants): Cast a value to `size_t' when
8532 comparing against one.
8533 (mark_stores): Initialize variable `mode'. Cast a value to
8534 `size_t' when comparing against one.
8536 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
8538 * loop.c (move_movables): Initialize variable `first'.
8539 (strength_reduce): Likewise for variable `increment'.
8540 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
8541 value to `size_t' when comparing against one.
8542 (load_mems): Initialize variable `end_label'.
8544 * output.h (init_final): Constify parameter.
8546 * reload.c (decompose): Initialize variable `base'.
8548 * reload1.c (reload): Likewise for variable `is_scalar'.
8549 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
8550 (choose_reload_regs): Initialize variable `mode'.
8551 (emit_reload_insns): Likewise for variable `store_insn'.
8552 (reload_cse_noop_set_p): Mark parameter `insn' with
8554 (reload_combine): Initialize variable `set'.
8556 * unroll.c (unroll_loop): Likewise for variable `local_label'.
8557 (copy_loop_body): Cast a value to `size_t' when comparing against
8560 * varasm.c (assemble_variable): Initialize variable `size_tree'.
8561 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
8562 (remove_from_pending_weak_list): Mark parameter `name' with
8565 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8567 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
8570 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
8572 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
8573 (ASM_DECLARE_FUNCTION_NAME): Define.
8574 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
8575 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
8576 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
8577 not already defined.
8579 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
8581 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
8582 of n_popped when call/call_value are not defined.
8584 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
8586 * tm.texi: GNU CC -> GCC conversion.
8587 (CC1_SPEC): Indicate it is used for all language front ends.
8589 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
8591 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
8592 NOTE_INSN_EH_REGION_END correctly.
8594 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8595 Jeff Law <law@cygnus.com>
8597 * loop.c (strength_reduce): Automatically unroll loops if the
8598 unrolled loop size is smaller than the rolled loop size.
8600 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
8601 and delete comment that code should be rewritten.
8603 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
8605 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
8608 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
8610 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8612 * fixinc/mkfixinc.sh: Don't fix uwin headers.
8613 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
8614 (LINK_SPEC): Add -u _main when building executables.
8615 (ASM_DECLARE_FUNCTION): Update from Cygwin.
8616 (ASM_FILE_END): Use the default for ix86-pe.
8617 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
8619 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
8621 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
8622 and ASM_CLOSE_PAREN are empty strings.
8624 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
8625 Geoffrey Keating <geoffk@cygnus.com>
8627 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
8628 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
8629 (unprotoize.o): Ditto.
8630 (test-protoize-simple): Don't define STD_PROTO_DIR.
8631 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
8632 changes to make 'test-protoize-simple' pass.
8633 (STD_PROTO_DIR): Remove define.
8634 (STANDARD_EXEC_PREFIX): Supply default define.
8635 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
8636 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
8637 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
8638 (GET_ENV_PATH_LIST): New macro.
8639 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
8640 (do_processing): Initialize default_syscalls_dir using new
8641 macros. Use it to initialize syscalls_absolute_filename.
8643 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
8645 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
8646 B into a register before emit_conditional_move.
8648 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
8650 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
8651 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
8652 multiplicand out of (+ (* a b) (* c d)).
8654 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
8655 Richard Henderson <rth@cygnus.com>
8657 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
8658 (new_insn_dead_notes): Likewise.
8659 (update_n_sets): Likewise.
8660 (update_flow_info): Move to flow.c, renamed to update_life_info;
8661 extend to handle multiple source insns.
8662 * flow.c: Include resource.h
8663 (unlink_insn_chain): New.
8664 (split_hard_reg_notes): New.
8665 (maybe_add_dead_note): New.
8666 (maybe_add_dead_note_use): New.
8667 (find_insn_with_note): New.
8668 (new_insn_dead_notes): New.
8669 (update_n_sets): New.
8670 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
8671 (maybe_remove_dead_notes): New.
8672 (update_life_info): New.
8673 (prepend_reg_notes): New.
8674 (replace_insns): New.
8675 * output.h (update_life_info): Declare.
8676 * recog.c (split_block_insns): Use update_life_info.
8677 * resource.c (find_free_register): Use reg_alloc_order, don't use
8678 fixed regs, make sure the mode is supported, don't use new regs.
8680 * rtl.h (replace_insns): Declare.
8682 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
8684 * expr.c (expand_expr): Cope with COND_EXPRs with one
8685 non-returning branch.
8687 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
8689 * expr.c (store_expr): Always pass down the target, even when not
8692 1999-08-24 Nick Clifton <nickc@cygnus.com>
8694 * configure.in: Define target_cpu_default for v850 targets.
8695 * configure: Regenerate
8697 * config/v850/v850.h (TARGET_CPU_generic): Define.
8698 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
8699 addresses are 4 byte aligned.
8701 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
8704 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8706 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
8707 (main): Add prototypes.
8709 * genattrtab.c (substitute_address, write_const_num_delay_slots,
8710 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
8711 (write_attr_get): Emit prototypes along with function definition.
8712 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
8713 (write_complex_function): Emit static prototype along with
8714 function definition.
8716 * genemit.c (gen_split): Emit prototypes along with function
8719 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
8720 Likewise for predicates and `insn_operand_predicate'.
8721 (process_template): Emit static prototype along with function
8724 * genrecog.c (make_insn_sequence): Constify a char*. Add
8725 prototypes for get_split_*().
8726 (write_subroutine): Emit prototypes along with function
8729 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8731 * gcse.c (find_avail_set): Follow chains of register-register copies.
8732 Use oprs_not_set_p to guarantee that the returned value can be
8734 (cprop_insn): Don't verify the return value of find_avail_set with
8737 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
8738 (cprop_cc0_jump): New function.
8739 (cprop_insn): Break out new function cprop_jump and use it.
8740 Also use cprop_cc0_jump for machines with CC0.
8741 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
8743 * tree.h (current_function_calls_setjmp,
8744 current_function_calls_longjmp): Delete declarations.
8745 * dsp16xx.c: Include "function.h".
8746 * elxsi.c: Likewise.
8747 * gmicro.c: Likewise.
8748 * h8300.c: Likewise.
8751 * mn10200.c: Likewise.
8752 * mn10300.c: Likewise.
8753 * ns32k.c: Likewise.
8757 * rtl.h (rtx_equal_function_value_matters): Declare.
8758 * toplev.c (rtx_equal_function_value_matters): Don't declare.
8760 * function.c: Likewise.
8761 * emit-rtl.c: Likewise.
8763 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
8765 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
8768 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8770 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
8773 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
8775 * cpp.texi: Add a node documenting macro varargs (copied
8778 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
8780 * cppspec.c: Put a null pointer at the end of the new argv.
8782 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
8784 * configure.in: Remove code to select/de-select the haifa
8785 scheduler. Every scheduled port gets haifa now.
8786 * configure: Rebuilt.
8787 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
8789 * Makefile.in: Corresponding changes.
8791 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8793 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
8794 All callers changed.
8795 (prepare_float_lib_cmp): Likewise.
8796 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
8797 * expr.h (emit_float_lib_cmp): Delete declaration.
8798 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
8799 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
8800 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
8802 (cmptf): Now conditional on TARGET_HARD_QUAD.
8804 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
8806 * resource.c (mark_target_live_regs): Use
8807 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
8809 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8811 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
8813 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
8815 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
8817 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8819 * rtl.h (rtx_format): Constify a char*.
8821 * rtl.c (rtx_format): Likewise.
8822 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
8823 (init_rtl): Use accessor macro, not `rtx_format'.
8825 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
8828 * caller-save.c (mark_referenced_regs): Likewise.
8830 * combine.c (subst, make_compound_operation, known_cond,
8831 gen_rtx_combine, update_table_tick, get_last_value_validate,
8832 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
8834 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
8835 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
8836 count_reg_usage): Likewise.
8838 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
8841 * final.c (leaf_renumber_regs_insn): Likewise.
8843 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
8844 dump_edge_info, count_reg_references): Likewise.
8846 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
8847 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
8850 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
8851 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
8852 add_label_notes): Likewise.
8854 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
8855 clear_struct_flag, count_sub_rtxs, count_alternatives,
8856 compares_alternatives_p, contained_in_p, walk_attr_value,
8857 write_expr_attr_cache): Likewise.
8859 * genconfig.c (walk_insn_part): Likewise.
8861 * genemit.c (max_operand_1, gen_exp): Likewise.
8863 * genextract.c (walk_rtx): Likewise.
8865 * genflags.c (num_operands): Likewise.
8867 * genoutput.c (scan_operands): Likewise.
8869 * genpeep.c (match_rtx): Likewise.
8871 * genrecog.c (add_to_sequence): Likewise.
8873 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
8876 * integrate.c (save_constants, copy_for_inline,
8877 copy_rtx_and_substitute, subst_constants, restore_constants):
8880 * jump.c (mark_jump_label, invert_exp, redirect_exp,
8881 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
8883 * local-alloc.c (contains_replace_regs, memref_referenced_p):
8886 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
8887 add_label_notes, replace_call_address, count_nonfixed_reads,
8888 invariant_p, find_single_use_in_loop, find_mem_givs,
8889 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
8892 * print-rtl.c (reg_names, print_rtx): Likewise.
8894 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
8896 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
8897 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
8898 print_blocks): Likewise.
8900 * regclass.c (fix_register, record_address_regs,
8901 reg_scan_mark_refs): Likewise.
8903 * regmove.c (stable_but_for_p): Likewise.
8905 * reload.c (loc_mentioned_in_p, operands_match_p,
8906 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
8907 copy_replacements, refers_to_regno_for_reload_p,
8908 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
8909 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
8912 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
8913 delete_address_reloads_1, count_occurrences,
8914 reload_cse_mem_conflict_p, reload_combine_note_use,
8915 add_auto_inc_notes): Likewise.
8917 * resource.c (mark_referenced_resources, mark_set_resources):
8920 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
8921 reg_mentioned_p, regs_set_between_p, modified_between_p,
8922 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
8923 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
8924 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
8925 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
8927 * sched.c (sched_analyze_2, attach_deaths): Likewise.
8929 * stupid.c (stupid_mark_refs): Likewise.
8931 * unroll.c (remap_split_bivs): Likewise.
8933 * varasm.c (mark_constants): Likewise.
8935 * a29k/a29k.c (uses_local_reg_p): Likewise.
8937 * alpha/alpha.c (summarize_insn): Likewise.
8939 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
8940 eliminate_lr2ip): Likewise.
8942 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
8944 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
8945 reg_mentioned_in_mem): Likewise.
8947 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
8948 symbolic_reference_mentioned_p): Likewise.
8950 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
8952 * sh/sh.c (regs_used, mark_use): Likewise.
8954 * vax/vax.c (vax_rtx_cost): Likewise.
8956 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8958 * machmode.h (mode_name): Constify a char*.
8960 * rtl.c (mode_name): Likewise.
8962 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8964 * optabs.c (init_libfuncs): Constify a char*.
8966 * print-tree.c (mode_name): Remove redundant declaration.
8967 (print_node): Use accessor macro, not `mode_name'.
8969 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8971 (new_spill_reg): Constify a char*.
8973 * tree.c (mode_name): Remove redundant declaration.
8975 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8977 * rtl.c (rtx_name): Constify a char*.
8979 * rtl.h (rtx_name, fix_sched_param): Likewise.
8981 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8982 (mypr): Use accessor macro, not `rtx_name'.
8984 * genemit.c (print_code): Constify a char*.
8986 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8988 * genpeep.c (print_code): Constify a char*.
8990 * genrecog.c (print_code): Likewise.
8992 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8993 end_bb): Add static prototype.
8994 (draw_edge): Constify a char*.
8995 (end_bb): Remove unused parameter.
8997 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8998 print_block_visualization): Constify a char*.
9000 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
9002 * c-common.c (c_get_alias_set): Update comment.
9004 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9006 * linux.h (LIB_SPEC): Added.
9008 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9010 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
9012 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
9014 * tree.c (expr_check): Fix typo in last change.
9016 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
9018 * rtl.def (NOTE): Change format to "iuu0n".
9019 (ADDR_DIFF_VEC): Change format to "eEee0".
9020 (ADDRESSOF): Change format to "eit".
9022 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
9023 (RTVEC_ELT): Change to match.
9024 (XVECEXP): Use XVEC and RTVEC_ELT.
9025 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
9026 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
9027 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
9028 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
9029 TRAP_CONDITION, TRAP_CODE): Use XEXP.
9030 (INTVAL): Use XWINT.
9031 (ADDRESSOF_DECL): Use XTREE.
9032 (SET_ADDRESSOF_DECL): Delete.
9033 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
9034 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
9035 ifdefed out since 2.6 at least.
9036 (gen_rtvec_vv): Delete prototype.
9038 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
9040 (copy_most_rtx): Handle 't' format letter.
9041 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
9042 (gen_rtvec_vv): Delete function. All callers changed to use
9043 gen_rtvec_v instead.
9044 * print-rtl.c (print_rtx): Move special casing of NOTEs to
9045 the '0' format letter.
9047 * function.c (gen_mem_addressof): Don't use
9048 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
9050 * integrate.c (copy_rtx_and_substitute): Likewise.
9051 Copy 't' slots with XTREE.
9052 (subst_constants): Treat 't' slots like '[swi]' slots.
9053 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
9054 * jump.c (rtx_equal_for_thread_p): Likewise.
9055 * rtlanal.c (rtx_equal_p): Likewise.
9056 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
9057 only four arguments.
9058 * gengenrtl.c (type_from_format): Provide correct types for
9062 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
9063 If a recent gcc is in use (always in stage2 and beyond), use
9064 statement expressions, so we don't make a function call unless
9065 the check fails. Evaluate arguments exactly once.
9066 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
9067 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
9069 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
9070 they evaluate their arguments exactly once, irrespective of
9071 the compiler in use.
9073 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
9074 is used by the currently-enabled check macros. This is:
9075 (tree_check_failed, tree_class_check_failed): For gcc.
9076 (tree_check, tree_class_check, cst_or_constructor_check,
9077 expr_check): For other compilers.
9079 * gencheck.c: Do not define any *_CHECK1 macros.
9081 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
9082 Mark Mitchell <mark@codesourcery.com>
9084 * c-common.c (c_get_alias_set): Fix support for poitners and
9087 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
9089 * alias.c: Include tree.h.
9090 (nonlocal_reference_p, mark_constant_function): New functions.
9091 * flow.c (life_analysis): Call mark_constant_function.
9092 * rtl.h (mark_constant_function): Declare it.
9094 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
9096 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
9097 unrecognisable switches.
9099 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9101 * loop.c (recombine_givs): Set ix field after sorting.
9102 (recombine_givs): Remove bogus index / giv lockstep looping.
9104 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9106 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
9108 (emit_store_flag_force): Use do_compare_rtx_and_jump.
9109 (do_cmp_and_jump): Formatting fixes.
9110 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
9111 do_compare_rtx_and_jump instead of compare_from_rtx.
9112 (do_compare_rtx_and_jump): New function; mostly copied from
9114 (do_jump_for_compare): Delete.
9115 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
9117 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
9118 of compare/do_jump_for_compare pairs.
9119 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
9120 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
9121 compare_from_rtx/do_jump_for_compare pairs.
9122 (do_jump_by_parts_equality): Likewise.
9123 (do_jump_by_parts_equality_rtx): Likewise.
9124 * expr.h (do_compare_rtx_and_jump): Declare.
9125 * optabs.c (prepare_cmp_insn): New function, contains most of the code
9126 that used to be in emit_cmp_insn.
9127 (cmp_available_p): New function.
9128 (prepare_operand): New function.
9129 (emit_cmp_and_jump_insn_1): New function, contains some code that used
9130 to be in emit_cmp_insn.
9131 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
9132 parameters to be pointers; don't emit final compare but modify some of
9133 the values pointed to by the args so the caller can perform the
9135 (expand_binop): Call emit_store_flag_force with signed forms of
9137 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
9138 emit_jump_insn pair.
9139 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
9140 emit_cmp_and_jump_insn_1. Call emit_queue.
9141 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
9143 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
9144 jump sets cc0 before deleting it.
9145 * integrate.c (expand_inline_function): Likewise.
9146 * unroll.c (unroll_loop): Similar changes in several places.
9147 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
9150 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9152 * Makefile.in (insn-recog.o): Update dependencies.
9153 * genrecog.c (main): Make generated file include "function.h".
9155 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
9157 * cse.c (cse_insn): Call never_reached_warning when a jump is
9158 changed to be unconditional.
9159 * flags.h: Declare warn_notreached.
9160 * flow.c (delete_block): Call never_reached_warning when
9162 * jump.c (delete_barrier_successors): Call never_reached_warning
9163 when we delete everything after a BARRIER.
9164 (never_reached_warning): New function.
9165 * rtl.h: Declare never_reached_warning.
9166 * toplev.c (warn_notreached): New variable.
9167 (lang_independent_options): Set warn_notreached
9168 when -Wunreachable-code.
9169 (compile_file): We need line numbers for -Wunreachable-code.
9171 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
9173 * haifa-sched.c (insn_unit): Fix typo on out of range test.
9174 * sched.c (insn_unit): Likewise.
9176 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
9178 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
9180 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9182 * flow.c (create_edge_list): Use xmalloc, not malloc.
9184 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
9186 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
9187 C-style comments. Do not lose the character before double slash.
9189 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9191 * basic-block.h (struct edge_list): Stucture to maintain a vector
9193 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
9194 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
9195 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
9196 New function prototypes.
9197 * flow.c (create_edge_list): Function to create an edge list.
9198 (free_edge_list): Discards memory used by an edge list.
9199 (print_edge_list): Debug output showing an edge list.
9200 (verify_edge_list): Internal consistency check for an edge list.
9201 (find_edge_index): Function to find an edge index for a pred and succ.
9203 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
9205 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
9208 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
9210 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
9212 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9214 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9216 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
9218 * toplev.c (rest_of_compilation): Allow machine dependent
9219 reorganisation pass to place information into the RTL dump
9220 file if it so wishes.
9222 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
9224 * explow.c (hard_function_value): Use VOIDmode instead of
9226 * stmt.c (expand_return): Likewise.
9227 * stor-layout.c (get_best_mode): Likewise.
9229 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
9230 emit call instead of emit_insn call.
9232 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
9234 * configure.in: Handle --disable/enable-win32-registry.
9235 * install.texi: Document --disable/enable-win32-registry.
9236 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
9237 (WIN32_REGISTRY_KEY): New macro.
9238 * prefix.c: Use to enable/disable win32-specific code.
9239 (lookup_key): Use versioned key.
9240 * configure: Regenerate.
9241 * config.in: Likewise.
9243 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
9245 * cpplib.c (read_line_number): New fn, split out of...
9248 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
9250 tree.c (lang_unsave_expr_now) : New.
9251 (unsave_expr_now): Call lang_unsave_expr_now.
9252 tree.h (lang_unsave_expr_now) : New.
9254 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
9256 * toplev.c (flag_new_exceptions): On by default.
9258 1999-08-13 Michael Meissner <meissner@cygnus.com>
9260 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
9262 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9264 * dwarfout.c (fundamental_type_code): Return FT_boolean for
9265 INTEGER_TYPE with precision==1, it's __java_boolean.
9267 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9269 * global.c (prune_preferences): Move some invariants out of the
9272 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
9274 * configure.in (alpha*-dec-osf*): Add osf5.
9276 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
9278 * configure.in: Rework handling of ARM GNU/Linux slightly.
9279 (arm*-*-linux-gnuoldld): New target.
9280 * configure: Regenerate.
9281 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
9282 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
9283 * config/arm/linux-oldld.h: New file.
9284 * config/arm/linux-elf26.h: Don't include linux-elf.h.
9285 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
9287 * config/arm/linux-elf.h (ASM_SPEC): Define.
9288 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
9289 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
9290 for 26-bit APCS and old linker.
9291 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
9293 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
9294 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
9295 don't define `arm' or `arm_elf'.
9296 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
9297 MULTILIB_DIRNAMES): Define. Fix typo in comment.
9299 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
9301 * rtl.texi: Fix typo.
9303 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
9305 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
9307 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
9309 * extend.texi (C++ Signatures): Remove node.
9310 * invoke.texi: Remove discussion of -fhandle-signatures,
9311 signature, sigof, __signature__, and __sigof__.
9313 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
9315 * Makefile.in (JAVAGC): Removed.
9317 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
9319 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9321 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
9323 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9325 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
9327 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
9328 a register that is already known to be a pointer.
9330 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
9332 * fixinc/inclhack.tpl: Only install assert.h conditionally.
9333 * fixinc/inclhack.sh: Regenerated.
9334 * fixinc/fixincl.sh: Regenerated.
9336 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
9338 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
9339 Fix documentation of -ansi flag to describe its C++ behavior.
9340 Remove bogus reference to GCC 2.9.
9342 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
9344 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
9345 note if it is non-NULL.
9347 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9349 * except.h (eh_nesting_info): Add new structure defintion.
9350 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
9351 (reachable_handlers, update_rethrow_references): Add function
9353 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
9354 a rethrow symbol instead of an integer exception region number.
9355 * flow.c (Make_edges): Use new exception nesting routines to determine
9356 which handlers are reachable from a CALL or asynchronous insn.
9357 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
9359 (delete_eh_regions): Update rethrow labels, and don't delete
9360 regions which are the target of a rethrow.
9361 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
9362 avoid overloading the SYMBOL_REF_USED flag.
9363 (rethrow_symbol_map): Use new rethrow_ref field.
9364 (rethrow_used): Use new rethrow_ref field.
9365 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
9366 of an integer. Fix formatting.
9367 (output_exception_table_entry): Use new rethrow_ref field.
9368 (can_throw): Check for EH_REGION_NOTE before deciding
9369 whether a CALL can throw or not.
9370 (scan_region): Call rethrow_used() instead of accessing data structure.
9371 (update_rethrow_references): New function to make sure only regions
9372 which are still targets of a rethrow are flagged as such.
9373 (process_nestinfo): New static function to initialize a handler
9374 list for a specific region.
9375 (init_eh_nesting_info): New function to allocate and initialize
9376 the list of all EH handlers reachable from all regions.
9377 (reachable_handlers): New function to retrieve the list of handlers
9378 reachable from a specific region and insn.
9379 (free_eh_nesting_info): New function to dispose of a list of
9382 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9384 * flow.c (split_edge): Set JUMP_LABEL field.
9385 (commit_one_edge_insertion): Set head correctly for insert_before.
9386 When inserting insns, update insn block numbers if allocated.
9388 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9390 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
9391 retry_incomplete_types): Add static prototype.
9392 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
9393 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
9394 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
9395 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
9396 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
9399 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
9400 dwarf2out_start_source_file, dwarf2out_line): Likewise.
9402 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9404 * output.h (assemble_name): Constify a char*.
9406 * varasm.c (UNIQUE_SECTION, assemble_start_function,
9407 assemble_variable, assemble_name): Likewise.
9409 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
9411 * arm/pe.c (arm_pe_unique_section): Likewise.
9413 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
9415 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
9417 * i386/interix.c (i386_pe_unique_section): Likewise.
9419 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
9421 * i386/winnt.c (i386_pe_unique_section): Likewise.
9423 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
9425 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
9427 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
9429 * pa/pa.c (output_call): Likewise.
9431 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
9433 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
9435 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
9438 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
9441 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
9443 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
9444 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
9446 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
9448 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9450 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
9452 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9454 * tree.h (lang_identify): Constify a char*.
9455 (print_error_function): Add extern prototype. Constify a char*.
9457 * c-lang.c (lang_identify): Constify a char*.
9459 * objc/objc-act.c (lang_identify): Constify a char*.
9461 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9463 * genpeep.c (main): Make generated file include "function.h".
9464 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
9466 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9468 * Makefile.in: Update dependencies.
9469 * alias.c: Include "function.h"
9470 * c-decl.c: Likewise.
9471 * caller-save.c: Likewise.
9472 * calls.c: Likewise.
9473 * combine.c: Likewise.
9475 * explow.c: Likewise.
9476 * final.c: Likewise.
9477 * global.c: Likewise.
9478 * graph.c: Likewise.
9479 * local-alloc.c: Likewise.
9481 * optabs.c: Likewise.
9482 * profile.c: Likewise.
9483 * recog.c: Likewise.
9484 * regclass.c: Likewise.
9485 * regmove.c: Likewise.
9486 * reload.c: Likewise.
9487 * reorg.c: Likewise.
9488 * resource.c: Likewise.
9489 * sched.c: Likewise.
9490 * stupid.c: Likewise.
9491 * config/1750a/1750a.c: Likewise.
9492 * config/a29k/a29k.c: Likewise.
9493 * config/arc/arc.c: Likewise.
9494 * config/arm/arm.c: Likewise.
9495 * config/arm/thumb.c: Likewise.
9496 * config/c4x/c4x.c: Likewise.
9497 * config/clipper/clipper.c: Likewise.
9498 * config/convex/convex.c: Likewise.
9499 * config/fx80/fx80.c: Likewise.
9500 * config/i860/i860.c: Likewise.
9501 * config/m68k/m68k.c: Likewise.
9502 * config/m88k/m88k.c: Likewise.
9503 * config/mips/mips.c: Likewise.
9504 * config/pdp11/pdp11.c: Likewise.
9505 * config/pyr/pyr.c: Likewise.
9506 * config/romp/romp.c: Likewise.
9507 * config/sh/sh.c: Likewise.
9508 * config/tahoe/tahoe.c: Likewise.
9509 * config/vax/vax.c: Likewise.
9510 * config/we32k/we32k.c: Likewise.
9511 * config/sparc/sparc.c: Include "function.h".
9512 (mem_min_alignment): Test current_function rather than
9513 regno_pointer_align.
9514 * config/pa/pa.c: Likewise.
9515 (compute_frame_size): Delete declaration of
9516 current_function_outgoing_args_size.
9517 * config/arc/arc.h (current_function_varargs): Delete declaration.
9518 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
9520 * config/i370/i370.h (current_function_outgoing_args_size): Delete
9522 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
9523 current_function_uses_pic_offset_table.
9524 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
9525 of current_function_returns_pointer.
9526 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9527 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9528 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9529 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9530 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9531 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
9532 * config/m88k/m88k.c: Include "function.h"
9533 (call_used_regs, current_function_pretend_args_size,
9534 current_function_outgoing_args_size, frame_pointer_needed): Delete
9536 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
9538 * config/mips/mips.h (current_function_calls_alloca): Delete
9540 * config/mn10200/mn10200.h (current_function_needs_context,
9541 rtx_equal_function_value_matters): Delete declarations.
9542 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
9543 flag_pic): Delete declarations.
9544 * config/pa/pa.h (current_function_pretend_args_size,
9545 current_function_decl): Delete declarations.
9546 * config/pa/som.h (current_function_varargs): Delete declaration.
9547 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
9549 * config/pyr/pyr.h (current_function_pretend_args_size,
9550 current_function_args_size, current_function_calls_alloca): Delete
9552 * config/sh/sh.h (current_function_varargs): Delete declaration.
9553 * config/sparc/sparc.h (current_function_outgoing_args_size,
9554 current_function_calls_alloca, current_function_decl): Delete
9556 * config/spur/spur.h (current_function_pretend_args_size,
9557 current_function_calls_alloca): Delete declarations.
9558 * config/v850/v850.c (current_function_outgoing_args_size): Delete
9560 * config/vax/vms.h (current_function_name): Delete declaration.
9561 * gcse.c: Include "function.h".
9562 (current_function_name, current_function_calls_setjmp): Delete
9564 * haifa-sched.c: Include "function.h".
9565 (forced_labels): Delete declaration.
9567 * reg-stack.c: Likewise.
9568 * reload1.c: Likewise.
9569 * genemit.c (main): Make generated file include function.h.
9570 * genoutput.c (output_prologue): Likewise.
9572 * builtins.c (saveregs_value, apply_args_value): Delete variables.
9573 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
9574 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
9575 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
9576 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
9577 macros for some of them.
9578 (emit_filename, emit_lineno): Delete declarations.
9579 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
9580 regno_pointer_* variables through current_function.
9581 (gen_inline_header_rtx): Delete function.
9582 (save_emit_status): Delete function.
9583 (set_new_last_label_num): New function.
9584 (clear_emit_caches): New function.
9585 (restore_emit_status): Just clear last_labelnum and call
9587 (get_last_insn_anywhere): Variable sequence_stack is now accessed
9588 through macro seq_stack.
9589 (add_insn_after): Likewise.
9590 (add_insn_before): Likewise.
9591 (remove_insn): Likewise.
9592 (pop_topmost_sequence): Likewise.
9593 (in_sequence_p): Likewise.
9594 (start_sequence_for_rtl_expr): Likewise.
9595 (start_sequence): Likewise, and likewise for
9596 sequence_rtl_expr/seq_rtl_expr.
9597 (push_topmost_sequence): Likewise.
9598 (end_sequence): Likewise.
9599 (init_virtual_regs): Now takes a "struct emit_status *" argument.
9600 All callers changed. Store into that pointer instead of globals.
9601 (init_emit): Allocate emit elt of current_function.
9602 Changes for sequence_rtl_expr/sequence_stack renaming.
9603 Call clear_emit_caches instead of doing it in-line.
9604 Access regno_pointer_* variables through current_function.
9605 (init_emit_once) Don't clear sequence_stack.
9607 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
9609 (arg_pointer_save_area): Delete declaration.
9610 (finish_expr_for_function): Renamed from init_queue; no longer static.
9611 (init_expr): Don't call init_queue.
9612 (save_expr_status, restore_expr_status): Delete functions.
9613 (expand_expr): Changes to reflect new layout of struct function.
9614 Don't access current_function_check_memory_usage when current_function
9616 * expr.h (forced_labels, save_expr_regs, saveregs_value,
9617 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
9618 current_function_outgoing_args_size, current_function_arg_offset_rtx,
9619 current_function_uses_const_pool, function_call_count,
9620 current_function_uses_pic_offset_table, nonlocal_labels,
9621 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
9622 current_function_check_memory_usage, nonlocal_goto_handler_slots,
9623 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
9625 (finish_expr_for_function): Declare.
9626 * flags.h (current_function_has_nonlocal_label,
9627 current_function_has_nonlocal_goto, current_function_is_thunk,
9628 current_function_has_computed_jump): Delete declarations.
9629 * flow.c (forced_labels): Delete declaration.
9630 * function.c (current_function_pops_args,
9631 current_function_returns_struct, current_function_returns_pcc_struct,
9632 current_function_needs_context, current_function_calls_setjmp,
9633 current_function_calls_longjmp, current_function_has_nonlocal_label,
9634 current_function_has_nonlocal_goto, current_function_is_thunk,
9635 current_function_has_computed_jump, current_function_calls_alloca,
9636 current_function_contains_functions, current_function_returns_pointer,
9637 current_function_epilogue_delay_list, current_function_args_size,
9638 current_function_pretend_args_size, current_function_arg_offset_rtx,
9639 current_function_outgoing_args_size, current_function_varargs,
9640 current_function_stdarg, current_function_args_info, cleanup_label,
9641 current_function_name, current_function_uses_const_pool,
9642 current_function_instrument_entry_exit, current_function_return_rtx,
9643 current_function_uses_pic_offset_table, nonlocal_labels,
9644 current_function_internal_arg_pointer, current_function_cannot_inline,
9645 current_function_check_memory_usage, function_call_count,
9646 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
9647 nonlocal_goto_stack_level, return_label, save_expr_regs,
9648 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
9649 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
9650 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
9651 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
9652 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
9654 (push_function_context_to): Don't save them. Don't call
9655 save_storage_status, save_emit_status or save_expr_status.
9656 (pop_function_context_from): Don't restore them. Don't call
9657 restore_storage_status or restore_expr_status.
9658 (get_func_frame_size): New function.
9659 (get_frame_size): Use it.
9660 (assign_outer_stack_local): Reflect some member name changes in struct
9662 (put_reg_into_stack): Likewise.
9663 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
9665 (fixup_var_refs): Likewise.
9666 (fix_lexical_addr): Likewise.
9667 (trampoline_address): Likewise.
9668 (prepare_function_start): Clear field inlinable of current_function.
9669 (init_function_for_compilation): New function.
9670 (expand_dummy_function_end): New function.
9671 (expand_function_end): Call finish_expr_for_function.
9672 * function.h (struct emit_status): New; fields moved here from struct
9673 function and from global variables. Add accessor macros for some of
9675 (struct expr_status): Likewise.
9676 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
9677 (struct function): Add fields expr and emit, inlinable, inl_emit,
9678 original_arg_vector, original_decl_initial, inl_last_parm_insn,
9679 inl_max_label_num. Add many comments.
9680 Add accessor macros for all elts of struct function that no longer
9681 have a global variable.
9682 (cleanup_label, return_label, frame_offset, tail_recursion_label,
9683 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
9684 stack_slot_list): Delete declarations.
9685 (get_func_frame_size): Declare.
9686 (save_expr_status, restore_expr_status, save_emit_status,
9687 save_storage_status, restore_storage_status): Delete declarations.
9688 (init_virtual_regs): Declare.
9689 * output.h (current_function_pops_args,
9690 current_function_returns_struct, current_function_returns_pcc_struct,
9691 current_function_needs_context, current_function_calls_setjmp,
9692 current_function_calls_longjmp, current_function_calls_alloca,
9693 current_function_has_nonlocal_label, current_function_varargs,
9694 current_function_has_computed_jump, current_function_returns_pointer,
9695 current_function_contains_functions, current_function_args_size,
9696 current_function_pretend_args_size, current_function_stdarg,
9697 current_function_outgoing_args_size, current_function_args_info,
9698 current_function_name, current_function_return_rtx,
9699 current_function_epilogue_delay_list,
9700 current_function_uses_const_pool, current_function_cannot_inline):
9701 Delete declarations.
9702 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
9703 regno_reg_rtx): Delete declaration.
9704 (REGNO_POINTER_FLAG): Delete macro.
9705 * stmt.c (expand_goto): Changes to reflect that some fields in struct
9706 function were renamed.
9707 * stor-layout.c (save_storage_status, restore_storage_status): Delete
9709 * toplev.c: Include "function.h".
9710 (current_function_decl): Delete declaration.
9711 (compile_file): Call init_dummy_function_start and
9712 expand_dummy_function_end around some initializations that need to
9714 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
9715 Call init_function_for_compilation.
9716 * unroll.c: Include "function.h"
9717 (unroll_loop): Access regno_pointer_* variables through
9720 * tree.h (struct tree_decl): Add elt f to saved_insns member.
9721 (DECL_SAVED_INSNS): use it.
9722 (expand_dummy_function_end): Declare.
9723 (init_function_for_compilation): Declare.
9724 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
9725 that it's no longer an INLINE_HEADER.
9726 (expand_call): Likewise.
9727 * integrate.c (finish_inline): Delete function.
9728 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
9729 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
9730 args. Don't generate an INLINE_HEADER rtx, just return the arg
9731 vector. All callers changed.
9732 (save_for_inline_copying): Create a duplicate struct emit_status to
9733 hold the emit state for compiling the current function. Use this and
9734 the other new fields in struct function that are for integration
9735 instead of an INLINE_HEADER.
9736 Use memcpy instead of bcopy.
9737 Store the current struct function in DECL_SAVED_INSNS of fndecl.
9738 (save_for_inline_nocopy): Similar changes, except no new emit_status
9740 (expand_inline_function): Get information from function structure,
9741 not from an inline header rtx.
9742 (output_inline_function): Lose code to extract the necessary
9743 information from an inline header; simply put back the function
9744 structure into current_function. Clear its inlinable elt.
9745 * rtl.def (INLINE_HEADER): Delete.
9746 * rtl.h: Delete all accessors for an INLINE_HEADER.
9747 (gen_inline_header_rtx): Delete declaration.
9748 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
9749 Delete declarations.
9750 (REGNO_POINTER_ALIGN): Delete.
9751 (clear_emit_caches): Declare.
9752 (set_new_last_label_num): Declare.
9754 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
9756 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
9758 * except.c (expand_eh_region_start_for_decl): Always start a new block.
9759 * stmt.c (is_eh_region): Make sure current_function is present, too.
9761 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
9763 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
9764 for 64bit PA targets.
9766 * pa.h (SELECT_SECTION): Define.
9767 * som.h (SELECT_SECTION): Delete.
9769 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9771 * alias.c (init_alias_analysis): Wrap call to
9772 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
9774 1999-08-07 Bruce Korb <autogen@linuxbox.com>
9776 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
9777 <sys/asm.h> contains an asm comment with an apostrophe
9778 * fixinc/inclhack.sh: regen
9779 * fixinc/fixincl.x: regen
9781 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
9783 * function.c (init_function_start): Clear prologue & epilogue.
9784 (prologue_epilogue_contains): New function.
9785 * alias.c (init_alias_analysis): Use it.
9786 * rtl.h (prologue_epilogue_contains): Declare it.
9788 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
9790 * jump.c (onlyjump_p): New function.
9791 * rtl.h: Declare it.
9792 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
9793 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
9795 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
9797 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
9798 to invert loops. Simplify block scanning.
9800 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9802 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
9803 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
9805 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
9807 * config/sparc/liteelf.h: New file to support sparclite-elf target
9808 * config/sparc/t-sp86x: New file to support sparc86x targets
9809 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
9810 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
9811 * configure.in: Support above target triplets
9812 * configure: Regenerated
9814 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
9816 * fixinc/server.c (server_setup): Do not prefix function used as
9819 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
9821 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
9822 Remove fp reg alternatives.
9824 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
9826 * Makefile.in (TAROUTOPTS): Kill.
9827 (install-headers-tar): Use "xpf" for tar headerfile extraction
9828 * i370/x-oe (TAROUTOPTS): Delete.
9829 * m68k/x-apollo68 (TAROUTOPTS): Delete.
9830 * m68k/x-hp320 (TAROUTOPTS): Delete.
9831 * m68k/x-hp320g (TAROUTOPTS): Delete.
9832 * gcc.texi: Update bug reporting text.
9834 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9836 * reg-stack.c (change_stack) Fixed problem with negative array index.
9838 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
9840 * extend.texi, install.texi: Fix spelling mistakes.
9842 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
9843 (s-attrtab); No longer try to use pre-made insn-attrtab file.
9844 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
9846 * mips/t-ecoff: Likewise.
9847 * mips/t-elf: Likewise.
9848 * mips/t-mips: Likewise.
9849 * mips/t-osfrose: Likewise.
9850 * mips/t-r3900: Likewise.
9851 * mips/t-svr3: Likewise.
9852 * mips/t-svr4: Likewise.
9853 * mips/t-ultrix: Likewise.
9855 * gcc.texi: Document recommend means to provide software floating
9856 point libraries in libgcc.a
9858 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
9860 * c-lex.c (yylex): We can have a number with no digits.
9862 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
9864 * jump.c (delete_prior_computation): New function, broken
9865 out of delete_computation. Check for side effects with
9866 side_effects_p instead of FIND_REG_INC_NOTE. Handle
9867 multi-word hard registers.
9868 (delete_computation): Use it. Check for side effects with
9869 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
9870 missing REG_DEAD note for a register which is both set and
9873 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
9875 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
9876 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
9877 (ASM_FILE_START): Import _mcount with the right type.
9878 (ASM_DECLARE_FUNCTION_NAME): Define.
9879 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9880 * pa.c (output_function_prologue): Always emit the function's label
9882 * pa.h (TEXT_SPACE_P): Define.
9883 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9884 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
9885 * som.h (TEXT_SPACE_P): Delete.
9886 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9887 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
9889 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
9891 * expr.c (emit_group_load): Allow src to be a CONCAT.
9893 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9895 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
9896 (___mulsi3): Use '!' comment character.
9898 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9900 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
9902 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
9904 * gcc.c: Update URLs and mail addresses.
9905 * gcc.texi: Likewise.
9907 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
9909 * rs6000.c (current_file_function_operand): Return zero for
9911 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
9913 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
9916 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
9918 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
9919 allocate space in the stack frame for the PIC register.
9921 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
9923 * m68k.md (xordi3, anddi3): These patterns are not available on
9926 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
9928 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
9929 (PUT_REAL): Likewise.
9931 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9933 * final.c (shorten_branches): Don't add an alignment for loops
9934 that have no label inside.
9936 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9938 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
9939 prototypes in macro HAVE_cmpstrsi.
9941 * cpplib.c (cpp_get_token): Remove unused label `op3'.
9943 * emit-rtl.c (operand_subword): Remove unused variable
9946 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
9948 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
9950 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
9952 * cpphash.c (macroexpand): Delete leading whitespace when arg
9953 is concatenated before.
9954 (unsafe_chars): Correct test for whether + and - can extend a
9957 * cppinit.c (cpp_start_read): Do dependencies for
9958 -include/-imacros files also.
9960 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9961 tokenizing non-directive lines.
9962 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9963 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9966 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9968 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9970 * c-lex.c: Sync with C++ frontend.
9971 (linemode): New variable.
9972 (parse_float): imag, conversion_errno, and type are output only.
9973 (yylex): Adjust. Move initial '.' case into main switch.
9975 (handle_generic_pragma): Just deal with tokens.
9976 (readescape): Use ISXDIGIT and ISGRAPH.
9977 * c-parse.in: Add END_OF_LINE token.
9979 * c-lex.c (lang_init): Generalize.
9980 (nextchar): Remove. Replace uses with UNGETC.
9981 (skip_white_space): Handle linemode here. Optimize for cpplib.
9982 (skip_white_space_on_line): Remove.
9983 (extend_token_buffer_to): New fn.
9984 (extend_token_buffer): Use it.
9985 (read_line_number, check_newline): Just deal with tokens.
9986 (token_getch, token_put_back): New fns.
9987 (yylex): Use them. More cpplib optimizations. Simplify.
9989 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9990 Jason Merrill <jason@yorick.cygnus.com>
9992 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9993 (consume_string): Make this smart about USE_CPPLIB.
9994 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9995 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9996 Also, clean up cases where we redundantly set token_buffer[0].
9997 (read_line_number): New fn.
9998 (ignore_escape_flag): New variable.
10000 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
10002 * a29k/t-a29kbare: Fix some comments.
10003 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
10004 (FPBIT, DPBIT): Define.
10005 * a29k/t-vx29k: Likewise.
10006 * arc/t-arc: Likewise.
10007 * arm/t-arm-elf: Likewise.
10008 * arm/t-bare: Likewise.
10009 * arm/t-pe: Likewise.
10010 * arm/t-pe-thumb: Likewise.
10011 * arm/t-semi: Likewise.
10012 * arm/t-thumb: Likewise.
10013 * arm/t-thumb-elf: Likewise.
10014 * arm/t-thumb-linux: Likewise.
10015 * h8300/t-h8300: Likewise.
10016 * i960/t-i960: Likewise.
10017 * i960/t-vxworks960: Likewise.
10018 * m32r/t-m32r: Likewise.
10019 * mips/t-ecoff: Likewise.
10020 * mips/t-elf: Likewise.
10021 * mips/t-r3900: Likewise.
10022 * pa/t-pro: Likewise.
10023 * rs6000/t-aix43: Likewise.
10024 * rs6000/t-beos: Likewise.
10025 * rs6000/t-newas: Likewise.
10026 * rs6000/t-ppccomm: Likewise.
10027 * rs6000/t-rs6000: Likewise.
10028 * rs6000/t-winnt: Likewise.
10029 * rs6000/t-xnewas: Likewise.
10030 * rs6000/t-xrs6000: Likewise.
10031 * sh/t-sh: Likewise.
10032 * sparc/t-elf: Likewise.
10033 * sparc/t-sparcbare: Likewise.
10034 * sparc/t-sparclite: Likewise.
10035 * sparc/t-splet: Likewise.
10036 * v850/t-v850: Likewise.
10037 * mn10200/t-mn10200: Fix comments.
10038 * mn10300/t-mn10300: Likewise.
10040 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
10041 dummy operand. Allocate a new pseudo for the dummy operand.
10042 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
10044 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
10046 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
10048 * configure: Rebuilt.
10049 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
10051 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
10053 * recog.c (preproces_constraints): Zero recog_op_alt before
10054 processing the constraints.
10056 * arm.c (typedef minipool_node): Renamed from pool_node.
10057 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
10058 (add_minipool_constant): New function.
10059 (dump_minipool): New function.
10060 (find_barrier): Remove special case for getting the insn size of
10061 an insn that references the constant pool.
10062 (minipool_fixup): New structure.
10063 (push_minipool_barrier): New function.
10064 (push_minipool_fix): New function.
10065 (note_invalid_constants): New function.
10066 (add_pool_constant, dump_table, fixit, broken_move): Delete.
10067 (arm_reorg): Rewrite code to fix up the constant pool into a
10068 series of mini-pools embedded in the insn stream.
10069 (arm_output_epilogue): New function, made mainly from the body
10070 of output_func_epilogue.
10071 (output_func_epilogue): Move insn generation part of epilogue code
10072 to arm_output_epilogue.
10073 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
10074 * arm.md (pool_range): New attribute.
10075 (zero_extendqidi2): Add attribute pool_range.
10076 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
10077 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
10078 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
10079 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
10080 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
10081 (epilogue): New expand.
10082 (epilogue_insn): New insn. Call arm_output_epilogue.
10084 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
10085 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
10087 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10089 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10091 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
10093 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
10095 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
10097 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
10099 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
10101 * global.c: Fix comment.
10103 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
10105 * gcc.c (access_check): New static function.
10106 (find_a_file): Use it when searching a directory list.
10107 * collect2.c (find_a_file): Don't accept directories found when
10108 searching a directory list.
10110 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
10112 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
10113 function parameters with `&'.
10114 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
10116 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
10118 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
10119 or tidy_fallthru_edge if the last insn in the block is not
10120 an unconditional jump or a simple conditional jump.
10122 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10124 * Makefile.in (c-decl.o): Depends on defaults.h.
10126 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
10128 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
10130 (CLASS_MAX_NREGS): Likewise.
10132 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
10134 * cse.c (cse_insn): Fix dumb thinko in last change.
10136 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10138 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
10141 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
10143 * dwarf2out.c (add_location_or_const_value_attribute): Correct
10144 test for sizes of passed and declared parameter types.
10146 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10148 * fixincludes: Fix the return type of bsearch, char* -> void*.
10150 * fixinc/inclhack.def: Likewise.
10152 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
10154 * invoke.texi (-fdump-translation-unit): New option.
10156 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
10158 * expr.h (PROMOTE_PROTOTYPES): Move ...
10159 * defaults.h: ... to here.
10160 * c-decl.c: Include defaults.h instead of expr.h.
10161 * c-typeck.c: Include defaults.h.
10163 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
10165 * toplev.h (errorcount): Declare.
10166 (warningcount): Likewise.
10167 (sorrycount): Likewise.
10168 * c-lex.c (errorcount): Don't declare.
10169 * dwarf2out.c (errorcount): Don't declare.
10171 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
10173 * config/libgloss.h: Add a note discouraging use with ELF.
10174 * configure.in: Don't use libgloss.h for ELF targets.
10175 Always use_collect2 on a.out targets.
10177 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
10179 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
10180 (force_to_mode, case ASHIFTRT): Add shiftrt label.
10182 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10184 * loop.c (strength_reduce): When doing biv->giv conversion, update
10185 reg note of NEXT->insn.
10187 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
10189 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
10191 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
10193 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
10194 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
10195 Ensure expr.h is included.
10196 * c-typecheck.c (convert_arguments): Ditto.
10198 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
10200 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
10201 * config/convex/convex.h: Ditto.
10202 * config/dsp16xx/dsp16xx.h: Ditto.
10203 * config/fx80/fx80.h: Ditto.
10204 * config/gmicro/gmicro.h: Ditto.
10205 * config/i370/i370.h: Ditto.
10206 * config/i386/i386.h: Ditto.
10207 * config/m32r/m32r.h: Ditto.
10208 * config/m68k/m68k.h: Ditto.
10209 * config/m88k/m88k.h: Ditto.
10210 * config/mips/mips.h: Ditto.
10211 * config/pa/pa.h: Ditto.
10212 * config/pyr/pyr.h: Ditto.
10213 * config/tahoe/tahoe.h: Ditto.
10214 * config/we32k/we32k.h: Ditto.
10216 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
10217 based on arch size.
10219 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
10221 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
10224 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
10226 1999-08-02 Richard Henderson <rth@cygnus.com>
10228 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
10229 for the register spill block.
10230 (m32r_va_arg): New.
10231 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
10232 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
10234 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
10235 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
10236 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
10238 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
10240 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
10241 MAX_WCHAR_TYPE defined in sparc.h.
10242 * config/sparc/linuxaout.h: Likewise.
10243 * config/sparc/linux64.h: Likewise.
10244 Also default to -mvis if CPU is UltraSPARC.
10246 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
10248 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
10249 (RTX_OK_FOR_OLO10): Likewise.
10250 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
10251 %lo(), allow it in addresses...
10252 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
10253 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
10254 does not make sense.
10255 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
10256 (sparc_output_scratch_registers): New function.
10257 (output_function_prologue, sparc_flat_output_function_prologue): Use
10259 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
10261 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
10262 * configure.in: Add check for .register pseudo-op support in as and
10263 check for offsetable %lo().
10264 * acconfig.h: Add templates for the above checks.
10265 * configure: Regenerate.
10267 1999-08-02 Richard Henderson <rth@cygnus.com>
10269 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
10270 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
10271 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
10273 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10275 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10278 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
10280 * config/float-sparc.h: New file.
10281 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
10282 sparc-*-linux-gnu and sparc64-*-linux*.
10284 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10286 * rs6000.c (rs6000_va_list): Type is an array.
10287 (rs6000_va_start): Don't doubly adjust for varargs.
10288 (rs6000_va_arg): Evaluate long long GPR adjustment.
10290 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
10292 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
10293 -maix64 and -maix32.
10294 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
10295 LINK_SPEC): Change appropriately.
10296 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
10297 (u_short_cint_operand): Likewise.
10298 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
10300 * rs6000/t-aix43 (MULTILIB): Change to -m64.
10302 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
10304 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
10306 * rs6000/rs6000.c (num_insns_constant_wide): Correct
10307 for type promotion.
10308 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
10309 (non_add_cint_operand): Likewise.
10310 (logical_operand): Likewise.
10311 (non_logical_cint_operand): Likewise.
10312 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
10313 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
10314 (rs6000_select_rtx_section): Suppress warning.
10315 (small_data_operand): Suppress warning.
10316 (rs6000_got_register): Suppress warning.
10317 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
10318 type, so `J' is generally the wrong constraint for a SImode value;
10320 (andsi3_internal2): Likewise.
10321 (andsi3_internal3): Likewise.
10322 (iorsi3_internal1): Likewise.
10323 (xorsi3_internal1): Likewise.
10325 (movsf_softfloat): Likewise.
10326 (scc insns): Likewise.
10327 (movsi+2): Preserve sign bits of SImode constant.
10328 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
10329 (movdf+1): Sign-extend properly.
10330 (movdi_32+1): Sign-extend properly.
10331 (scc insns): Sign-extend properly.
10333 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
10336 1999-08-02 Richard Henderson <rth@cygnus.com>
10338 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
10339 -mcpu parsing code.
10340 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
10341 * alpha.md (all fp insns): Likewise.
10343 1999-08-02 Nick Clifton <nickc@cygnus.com>
10345 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
10348 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
10350 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
10351 pic_load_label generator directly.
10352 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
10353 No longer a named pattern.
10355 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
10357 * explow.c (force_reg): Call force_operand if X does not
10358 satisfy general_operand.
10360 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
10362 * fix-header.c (main): When testing for CONTINUED, use string
10363 equality, not pointer equality.
10365 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
10367 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
10369 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
10371 * cse.c (cse_insn): Fix loop which deletes insns after a jump
10372 that has become an unconditional jump.
10374 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
10375 (output_function_epilogue): Similarly.
10377 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10379 * tree.h (init_dummy_function_start): Declare.
10381 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10383 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
10384 last_expr_type, last_expr_value, block_start_count, block_stack,
10385 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
10386 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
10387 dynamically in stmt elt of struct function for each function.
10388 (struct nesting): Rename function_call_count elt to n_function_calls,
10389 target_temp_slot_level to block_target_temp_slot_level. All users
10391 (struct stmt_status): New structure definition.
10392 Add many accessor macros for stmt_status elements which previously
10393 were global variables.
10394 (init_stmt_for_function): Allocate stmt elt for current_function.
10395 Reflect that block_start_count was renamed to
10396 current_block_start_count.
10397 (save_stmt_status, restore_stmt_status): Delete functions.
10398 (preserve_subexpressions_p): Don't access loop_stack when outside
10400 (expand_start_bindings): Reflect that block_start_count was renamed to
10401 current_block_start_count.
10402 (expand_fixup): Likewise.
10403 (expand_decl): Don't access block_stack when outside a function.
10404 (expand_decl_cleanup): Likewise.
10405 (expand_dcc_cleanup): Likewise.
10406 (expand_dhc_cleanup): Likewise.
10407 (expand_anon_union_decl): Likewise.
10408 (set_file_and_line_for_stmt): New function.
10409 (in_control_zone_p): New function.
10411 * function.h (struct function): Add new elt stmt.
10412 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
10413 case_stack, nesting_stack, nesting_depth, block_start_count,
10414 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
10415 emit_lineno, goto_fixup_chain.
10416 (save_eh_status, restore_eh_status, save_stmt_status,
10417 restore_stmt_status): Delete declarations.
10418 * function.c (push_function_context_to): Don't call save_stmt_status.
10419 (pop_function_context_to): Don't call restore_stmt_status.
10420 * tree.h (in_control_zone_p): Declare.
10421 * rtl.h (set_file_and_line_for_stmt): Declare.
10423 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
10424 call set_file_and_line_for_stmt.
10426 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
10428 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
10429 Also update copyright.
10431 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10433 * c-pragma.c: Don't include "except.h".
10434 * emit-rtl.c: Likewise.
10435 * stor-layout.c: Likewise.
10436 * tree.c: Likewise.
10437 * varasm.c: Likewise.
10439 * flow.c: Include "function.h".
10440 * tree.h (init_dummy_function_start): Declare new function.
10442 * except.h (struct eh_status): New structure.
10443 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
10445 (eh_return_stub_label, ehstack, catchstack, ehqueue,
10446 catch_clauses, false_label_stack, caught_return_label_stack,
10447 protect_list, current_function_ehc): Add accessor macros for the
10448 corresponding fields in current_function->eh; delete declarations
10449 for all items that used to be declared here.
10450 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
10451 catch_clauses, false_label_stack, caught_return_label_stack,
10452 protect_list, current_function_ehc): Delete variables.
10453 (init_eh_for_function): Allocate current_function->eh.
10454 (save_eh_status, restore_eh_status): Delete functions.
10456 * function.h (struct function): Add fields next_global and eh.
10457 Delete all exception handling related fields.
10458 * function.c (current_function): New variable.
10459 (all_functions): New variable.
10460 (push_function_context_to): Don't allocate a struct function,
10461 use current_function instead. Call init_dummy_function_start when
10462 outside a function. Clear current_function before returning.
10463 (pop_function_context_from): Restore current_function.
10464 Don't free the restored struct function.
10465 (prepare_function_start): New function.
10466 (init_dummy_function_start): New function.
10467 (init_function_start): Break out some code into prepare_function_start
10470 * stmt.c (save_stmt_status): Don't call save_eh_status.
10471 (restore_stmt_status): Don't call restore_eh_status.
10473 * Makefile.in: Update dependencies.
10475 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
10477 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
10478 of depending on a magic constant value. Update comments.
10479 (hppa_expand_prologue): Similarly.
10481 * pa.md (reload_indi, reload_outdi): Allow any register for the
10482 original reload register.
10484 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
10486 * cccp.c (print_help): Change marcos to macros.
10488 1999-07-30 Richard Henderson <rth@cygnus.com>
10490 * c-typeck.c (initializer_constant_valid_p): Move ...
10491 * c-common.c (initializer_constant_valid_p): ... here. Use
10492 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
10493 of label addresses.
10494 * c-common.h (initializer_constant_valid_p): Declare.
10495 * c-tree.h (initializer_constant_valid_p): Remove.
10497 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
10499 * config/i386/sol2-c1.asm: Align the stack.
10500 * config/i386/sol2-gc1.asm: Likewise.
10502 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
10504 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
10505 -Asparclite for sparc86x.
10506 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
10508 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
10510 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
10512 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
10513 the user if using the non-default arch size in BI_ARCH configuration.
10514 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
10516 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
10517 Fix patterns so that they actually match.
10518 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
10519 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
10520 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
10522 (mulsidi3): Reflect this in the expand.
10523 (smulsi3_highpart): Only on TARGET_ARCH32.
10524 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
10525 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
10526 (umulsidi3): Reflect this in the expand.
10527 (umulsi3_highpart): Only on TARGET_ARCH32.
10528 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
10529 don't require g0 to be zero.
10530 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
10531 ({,u}divsi3): New expands.
10532 ({,u}divsi3_sp64): New patterns.
10533 (after lshrdi3_v8plus): Four new patterns to help combiner
10534 optimizing nested mixed mode shifts.
10536 * config/sparc/sparc.c (sparc_override_options): Use deprecated
10537 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
10538 speed things up. Don't use them by default on plain v9 in 64bit
10539 mode, according to what SPAMv9 sais.
10541 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
10542 top 32 bits of %[og][0-7] in signal handlers.
10543 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
10545 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
10547 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
10548 (ashlsi3): Corresponding changes.
10550 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
10552 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
10554 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
10556 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10558 * arm.h (Hint): Delete macro.
10559 Substitute HOST_WIDE_INT for Hint in some prototypes.
10560 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
10562 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
10564 * builtins.c (expand_builtin_setjmp): Use force_operand to
10565 make sure that the buffer address is in a suitable form to be
10566 passed to force_reg.
10568 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
10570 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
10573 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
10575 * pa.md (indirect_jump): Remove mode from match_operand. Verify
10576 proper mode in the condition string.
10577 (icacheflush, dcacheflush): Remove modes from match_operands.
10579 * pa.c (emit_move_sequence): Always convert scratch_reg to the
10580 proper mode before using it.
10582 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
10585 * pa.c (store_reg): Do not call add_high_const generator directly.
10586 (load_reg, set_reg_plus_d): Likewise.
10587 * pa.md (add_high_const): No longer a named pattern.
10589 * pa.c (legitimize_address): Consistently use Pmode rather than
10590 SImode. Do not call gen_pic2_highpart directly anymore.
10591 * pa.md (pic2_highpart): No longer a named pattern.
10592 (pic2_lo_sum): Similarly. Reformat to make more readable.
10594 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
10599 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10601 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
10603 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
10605 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
10606 and tag the spill mems.
10607 (hppa_va_start): New.
10608 (hppa_va_arg): New.
10609 * pa.h (EXPAND_BUILTIN_VA_START): New.
10610 (EXPAND_BUILTIN_VA_ARG): New.
10612 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
10614 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
10615 and tag the spill mems.
10616 (mn10300_va_start): New.
10617 (mn10300_va_arg): New.
10618 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
10619 (EXPAND_BUILTIN_VA_ARG): New.
10621 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
10623 * mn10200.c (mn10200_va_arg): New.
10624 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
10626 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
10628 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
10629 rather than play with TREE_INT_CST_LOW.
10631 1999-07-27 Philip Blundell <pb@nexus.co.uk>
10633 * config/arm/telf.h: Include dbxelf.h.
10634 (CPP_PREDEFINES): Only define if not already defined.
10635 (ASM_IDENTIFY_GCC): Likewise.
10636 (SUBTARGET_EXTRA_SECTIONS): Likewise.
10637 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
10638 * config/arm/thumb.h (LINK_SPEC): Only define if not already
10640 (DBX_DEBUGGING_INFO): Don't define.
10641 * config/arm/linux-telf.h: New file.
10642 * config/arm/linux-tgas.h: New file.
10643 * config/arm/t-thumb-linux: New file.
10644 * config/arm/uclinux-elf.h: New file.
10645 * config/arm/uclinux-telf.h: New file.
10646 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
10647 thumb-*-uclinux): New targets.
10648 * configure: Regenerate.
10650 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
10652 * pa.md (post_store, pre_load): New expanders.
10653 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
10654 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
10655 need to directly generate RTL for them.
10656 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
10659 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
10661 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
10662 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
10663 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
10664 (secndary_reload_class): Make TARGET_ELF conditional compile.
10665 (print_operand_address): Similar.
10666 (output_toc): Print all values as hex.
10667 (get_issue_rate): Rearrange and add RS64A and PPC630.
10668 * rs6000.h (processor_type): Add RS64A and PPC630.
10669 (PROCESSOR_POWERPC64): New.
10670 (PROMOTE_MODE): Use word_mode.
10671 (RTX_COSTS): Add RS64A and PPC630.
10672 * rs6000.md (scheduling information): Add lmul and ldiv
10673 representing 64-bit integer multiply and divide. Add rs64a and
10674 PPC630 information.
10675 (ashldi3): Add support for "rldic" instruction.
10676 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
10678 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
10680 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
10681 instead of V8 for sparclite86x in cpu_table.
10683 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10685 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
10686 output_file_directive.
10688 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
10690 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
10691 tree for op1, not the rtl.
10693 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
10695 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
10696 to m88k_va_start, leaving only the register spill.
10697 (m88k_build_va_list): New.
10698 (m88k_va_start): New.
10699 (m88k_va_arg): New.
10700 * m88k.h (BUILD_VA_LIST_TYPE): New.
10701 (EXPAND_BUILTIN_VA_START): New.
10702 (EXPAND_BUILTIN_VA_ARG): New.
10704 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
10706 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
10707 Rename from expand_builtin_saveregs.
10708 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
10710 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
10712 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
10713 for the register spill block.
10714 (i960_build_va_list): New.
10715 (i960_va_start): New.
10716 (i960_va_arg): New.
10717 * i960.h (BUILD_VA_LIST_TYPE): New.
10718 (EXPAND_BUILTIN_VA_START): New.
10719 (EXPAND_BUILTIN_VA_ARG): New.
10720 * i960.md (store_multiple): Use change_address on individul mems.
10722 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
10724 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
10726 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
10727 (expand_builtin_va_end): Evaluate arg for side effects.
10728 * c-common.c (c_common_nodes_and_builtins): Construct a
10729 va_list_arg_type_node to handle array decomposition to pointer.
10731 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
10733 * except.c (start_dynamic_cleanup): Use force_operand on the
10736 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
10738 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
10739 * c4x.c (c4x_va_arg): New.
10741 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
10743 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
10744 has manual_pop set.
10746 1999-07-26 Nathan Sidwell <nathan@acm.org>
10748 * eh-common.h (__eh_matcher): Prototype correctly.
10750 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
10752 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
10753 (TARGET_SINGLE_PIC_BASE): Likewise.
10754 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
10756 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
10757 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
10758 (TARGET_OPTIONS): Add -mpic-register=N.
10759 (OUTPUT_INT_ADDR_CONST): New macro.
10760 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
10761 LEGITIMATE_PIC_OPERAND_P): Likewise.
10762 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
10763 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
10764 output_addr_const directly.
10765 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
10767 (thumb_pic_register, thumb_pic_register_string): Declare.
10769 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
10771 (label_mentioned_p): New function: Imported from arm.c.
10772 (legitimize_pic_address): New function: Imported from arm.c.
10773 (is_pic):New function: Imported from arm.c.
10774 (thumb_finalize_pic):New function: Imported from arm.c.
10775 (add_constant): Cope with PIC constants.
10776 (fixit): Cope with PIC constants.
10777 (output_return): Do not treat the PIC register as live if
10778 TARGET_SINGLE_PIC_BASE is true.
10779 (thumb_function_prologue): Do not treat the PIC register as live if
10780 TARGET_SINGLE_PIC_BASE is true.
10781 (thumb_expand_prologue): Do not treat the PIC register as live if
10782 TARGET_SINGLE_PIC_BASE is true.
10783 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
10784 TARGET_SINGLE_PIC_BASE is true.
10785 (thumb_print_operand): Accept '|'.
10786 (thumb_override_options): Process PIC options.
10788 * config/arm/thumb.md (movsi): Support PIC.
10789 (call_insn): Change "i" constraint to "X".
10790 (call_value_insn): Likewise.
10791 (consttable_4, consttable_8, consttable_end): Set and clear
10792 "making_const_table" as appropriate.
10793 (pic_load_addr, pic_add_dot_plus_four): New insns.
10795 * invoke.texi (Thumb Options): Fix spelling. Document new
10796 options -msingle-pic-base and -mpic-register=.
10798 1999-07-26 Andrew Haley <aph@cygnus.com>
10800 * config/m32r/initfini.c (__init): Use a full word immediate for
10801 __fini: this allows it to be placed in any memory region.
10803 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
10804 -mmodel=medium. This is OK for all memory models.
10806 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
10808 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
10809 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
10811 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
10813 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
10816 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
10818 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
10820 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
10821 (BUILD_VA_LIST_TYPE): New.
10822 (EXPAND_BUILTIN_VA_START): New.
10823 (EXPAND_BUILTIN_VA_ARG): New.
10824 * i860.c (output_delayed_branch): Disable.
10825 (output_delay_insn): Likewise.
10826 (i860_saveregs): New.
10827 (i860_build_va_list): New.
10828 (i860_va_start): New.
10829 (i860_va_arg): New.
10830 * i860.md: Disable all peepholes using output_delayed_branch.
10831 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
10833 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
10835 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
10836 (BUILD_VA_LIST_TYPE): New.
10837 (EXPAND_BUILTIN_VA_START): New.
10838 (EXPAND_BUILTIN_VA_ARG): New.
10839 * clipper.c (clipper_builtin_saveregs): Only dump registers.
10840 Return the address of the save area.
10841 (clipper_build_va_list): New.
10842 (clipper_va_start): New.
10843 (clipper_va_arg): New.
10845 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
10847 * arc.h (EXPAND_BUILTIN_VA_START): New.
10848 (EXPAND_BUILTIN_VA_ARG): New.
10849 * arc.c (arc_setup_incoming_varargs): Set alias set of
10851 (arc_va_start): New.
10854 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
10856 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
10857 (BUILD_VA_LIST_TYPE): New.
10858 (EXPAND_BUILTIN_VA_START): New.
10859 (EXPAND_BUILTIN_VA_ARG): New.
10860 * alpha.c (alpha_builtin_saveregs): Delete.
10861 (alpha_build_va_list): New.
10862 (alpha_va_start): New.
10863 (alpha_va_arg): New.
10865 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
10867 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
10869 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
10870 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
10872 * gcc.texi: More changes related to list conversion.
10873 * invoke.texi: Likewise.
10875 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
10877 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
10878 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
10879 (expand_builtin_next_arg): Accept ARGLIST not EXP.
10880 (stabilize_va_list): New function.
10881 (std_expand_builtin_va_start): New function.
10882 (expand_builtin_va_start): New function.
10883 (get_varargs_alias_set): New function.
10884 (std_expand_builtin_va_arg): New function.
10885 (expand_builtin_va_arg): New function.
10886 (expand_builtin_va_end): New function.
10887 (expand_builtin_va_copy): New function.
10888 (expand_builtin): Call them.
10889 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
10890 __builtin_{varargs_start,stdarg_start,end,copy}.
10891 (build_va_arg): New function.
10892 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
10893 (build_va_arg): Declare.
10894 * c-decl.c (ptr_type_node, va_list_type_node): New.
10895 * c-parse.gperf (__builtin_va_arg): New.
10896 * c-parse.in (VA_ARG): New token.
10897 (unary_expr): Recognize it.
10898 * expr.c (expand_expr): Expand VA_ARG_EXPR.
10899 * expr.h (std_expand_builtin_va_start): Declare.
10900 (std_expand_builtin_va_arg): Declare.
10901 (expand_builtin_va_arg): Declare.
10902 (get_varargs_alias_set): Declare.
10903 * tree.def (VA_ARG_EXPR): New.
10904 * tree.h (BUILT_IN_VARARGS_START): New.
10905 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
10906 (ptr_type_node, va_list_type_node): Declare.
10907 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
10908 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
10909 * m88k.h, m88k.c: Likewise.
10910 * mn10300.h, mn10300.c: Likewise.
10911 * pa.h, pa.c: Likewise.
10912 * rs6000.h, rs6000.c: Likewise.
10913 * sh.h, sh.c: Likewise.
10914 * sparc.h, sparc.c: Likewise.
10916 * emit-rtl.c (operand_subword): Copy alias set.
10917 (change_address): Likewise.
10919 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
10921 * pa.c (compute_frame_size): Scan all the used callee saved registers,
10922 not just the first one.
10924 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
10926 * config/arm/arm.h (TARGET_SWITCHES): Add
10927 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
10928 (TARGET_OPTIONS): Add -mpic-register=.
10929 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
10930 (arm_pic_register_string): Declare.
10931 (NEED_PLT_GOT): Delete, replace with ...
10932 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
10933 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
10934 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
10935 * config/arm/arm.c (arm_override_options): Add new option
10937 (arm_pic_register_string): New variable.
10938 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
10939 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
10940 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
10941 (output_return_instruction): Likewise.
10942 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
10943 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
10944 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
10946 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
10947 mention of -msched-prolog. Document new options -msingle-pic-base
10948 and -mpic-register=.
10950 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
10952 * haifa-sched.c (reemit_notes): Tidy.
10953 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10956 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10958 * explow.c (trunc_int_for_mode): New function.
10959 (plus_constant_wide): Use it.
10960 * combine.c (simplify_and_const_int): Likewise.
10961 (merge_outer_ops): Likewise.
10962 (simplify_shift_const): Likewise.
10963 * cse.c (simplify_unary_operation): Likewise.
10964 (simplify_binary_operation): Likewise.
10965 * emit-rtl.c (operand_subword): Likewise.
10966 * rtl.h: Declare it.
10968 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10970 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10971 (use NUM_REGS instead of NUM_INTS).
10973 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10975 * builtins.c: New file.
10976 * expr.c (saveregs_value, apply_args_value): Delete definition,
10977 moved into builtins.c.
10978 (string_constant): No longer static.
10979 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10980 apply_args_size, apply_result_size, result_vector,
10981 expand_builtin_apply_args, expand_builtin_apply,
10982 expand_builtin_return): Delete functions, moved into builtins.c.
10983 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10984 * expr.h (saveregs_value, apply_args_value): Declare variables.
10985 (expand_builtin, string_constant): Declare functions.
10986 * Makefile.in: Update to build builtin.o.
10988 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10990 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10991 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10992 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10993 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10995 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10998 1999-07-21 Michael Meissner <meissner@cygnus.com>
11000 * print-rtl.c (print_rtx): Print the names of the virtual
11003 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
11005 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
11006 introduced in previous delta.
11008 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11010 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
11011 to avoid name clash.
11013 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
11015 * c-lex.c (yylex) : Correct the test for overflow when lexing
11018 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
11020 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
11021 (adjust_priority): Always call ADJUST_PRIORITY.
11022 (schedule_insn): Only put insns into the ready at cost 0.
11023 (schedule_block): Remove redundant initial sort. Give clock_var
11024 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
11026 * tm.texi (MD_SCHED_REORDER): Update docs.
11028 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
11029 * sparc.c (ultra_reorder_called_this_block): Delete.
11030 (ultrasparc_sched_init): Don't set it.
11031 (ultrasparc_sched_reorder): Don't check it.
11033 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
11035 * rs6000.h (struct rs6000_args): Add sysv_gregno.
11036 * rs6000.c (init_cumulative_args): Init sysv_gregno.
11037 (function_arg_boundary): Align DFmode.
11038 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
11039 to get fp reg and stack overflow correct.
11040 (function_arg): Likewise.
11041 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
11042 (setup_incoming_varargs): Restructure for ABI_V4; use
11043 function_arg_advance to skip final named argument.
11044 (expand_builtin_saveregs): Properly unskip the last integer arg
11045 when doing varargs. Adjust overflow location calculation.
11047 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
11048 explicitly unsigned.
11049 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
11050 (__VA_GP_REGSAVE): Similarly.
11051 (__va_longlong_p): Delete.
11052 (__va_arg_type_violation): New declaration.
11053 (va_arg): Restructure. Flag promotion errors. Align double.
11054 TFmode passed by reference.
11056 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
11057 in the HOST_BITS_PER_WIDE_INT > 32 case.
11059 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
11061 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
11063 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
11065 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
11066 * toplev.c (documented_lang_options): Add -fpreprocessed.
11067 * cpplib.h (struct cpp_buffer): Add preprocessed.
11068 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
11069 (cpp_start_read): Don't expand macros or emit an initial #line
11070 directive if -fpreprocessed.
11072 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11074 * cpplib.h (struct cpp_buffer): Added manual_pop for
11075 better C++ tokenization.
11076 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
11077 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
11078 * c-common.c (cpp_token): Make non-static.
11080 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11082 * c-common.h: New file.
11083 * c-common.c (permanent_obstack): Delete unused declaration.
11084 (c_global_trees): New array.
11085 (c_common_nodes_and_builtins): New function; split off common code
11086 from init_decl_processing in both c-decl.c and cp/decl.c.
11087 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
11088 c_global_trees and accessor macros defined in c-common.h.
11089 Include c-common.h.
11090 * c-decl.c: Delete definitions for tree nodes that were replaced by
11092 (init_decl_processing): Build void_list_node.
11093 Call c_common_nodes_and_builtins; delete code to generate the common
11095 * objc/objc-act.c (build_module_descriptor): Rename variable
11096 void_list_node to avoid clash with c-common.h.
11098 * Makefile.in: Update dependencies.
11099 * objc/Make-lang.in: Likewise.
11101 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
11103 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
11104 (UNIQUE_SECTION_P): Likewise.
11105 (UNIQUE_SECTION): Likewise.
11107 1999-07-19 Linas Vepstas <linas@linas.org>
11109 * config/i370/README: New file.
11110 * config/i370/linux.h: New file.
11111 * config/i370/mvs.h: New file.
11112 * config/i370/oe.h: New file.
11113 * config/i370/t-linux: New file.
11114 * config/i370/t-mvs: New file.
11115 * config/i370/t-oe: New file.
11116 * config/i370/x-oe: New file.
11117 * config/i370/xm-linux.h: New file.
11118 * config/i370/xm-mvs.h: New file.
11119 * config/i370/xm-oe.h: New file.
11121 * i370.c (label_node_t): Add first_ref_page, label_addr,
11122 label_first_ref, label_last_ref members.
11123 (mvs_need_base_reload): Renamed from mvs_label_emitted.
11124 (MAX_MVS_LABEL_SIZE): Define.
11125 (MAX_LONG_LABEL_SIZE): Define.
11126 (alias_node_t, alias_anchor, alias_number): New.
11127 (mvs_function_table): Reorder for EBCDIC.
11128 (ascebc, ebcasc): Unconditionally define.
11129 (i370_branch_dest, i370_branch_length): New functions.
11130 (i370_short_branch, i370_label_scan): New functions.
11131 (mvs_get_label): Renamed from mvs_add_label. Search for
11132 an existing label before creating a new one.
11133 (mvs_add_label): New function.
11134 (mvs_get_label_page): New function.
11135 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
11136 over the entire list.
11137 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
11138 (mvs_check_page) [TARGET_ELF_ABI]: New function.
11139 (mvs_add_alias, mvs_need_alias): New functions.
11140 (mvs_get_alias, mvs_check_alias): New functions.
11141 (handle_pragma): New function.
11142 (mvs_function_check): New function.
11143 (unsigned_jump_follows_p): Search harder.
11144 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
11145 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
11146 * i370.h (TARGET_VERSION): Delete.
11147 (CPP_SPEC, CPP_PREDEFINES): Delete.
11148 (mvs_label_emitted): Delete.
11149 (TARGET_EBCDIC): Delete.
11150 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
11151 (HANDLE_PRAGMA): Define.
11152 (HARD_REGNO_NREGS): Handle complex modes.
11153 (HARD_REGNO_MODE_OK): Likewise.
11154 (CLASS_MAX_NREGS): Likewise.
11155 (RET_REG): Likewise.
11156 (EXTRA_CONSTRAINT): Define.
11157 (RETURN_IN_MEMORY): True for DImode.
11158 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
11159 (FUNCTION_PROFILER): Delete.
11160 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
11161 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
11162 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
11163 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
11164 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
11165 (ASM_FILE_START): Add "RMODE ANY".
11166 (ASM_OUTPUT_EXTERNAL): Check for aliases.
11167 (ASM_GLOBALIZE_LABEL): Likewise.
11168 (ASM_OUTPUT_LABELREF): Likewise.
11169 (ASM_OUTPUT_COMMON): Likewise.
11170 (PRINT_OPERAND): Handle 'K', 'W', default.
11171 (PRINT_OPERAND_ADDRESS): New.
11172 (Lots of defines): Add support for TARGET_ELF_ABI.
11173 * i370.md (attr length): New. Define for all patterns.
11174 (*): Lots of tweeks to assembly output and constraints.
11176 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
11178 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
11179 Disable patterns performing SImode comparisons with SImode values
11180 if TARGET_POWERPC64 and instruction does not sign-extend or does
11181 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
11182 differ for signed quantities.
11183 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
11184 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
11185 (decrement_and_branch_on_count): Add 64-bit variant.
11187 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11189 * final.c (output_asm_insn): When searching for the matching string
11190 for a given dialect, don't run past the end of the list of
11191 alternatives if there are fewer alternatives in the template than
11194 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
11196 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
11197 Removed paragraph about compression of files and size limitation,
11198 duplicated in the FAQ. Use gcc-patches for posting patches.
11199 * gcc.c (main): Updated URL with bug reporting instructions to
11200 gcc.gnu.org. Removed e-mail address.
11201 * system.h (abort): Likewise.
11203 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11205 * Makefile.in (stmp-multilib-sub): Make the files extracted
11206 from $(LIBGCC1) writable.
11208 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
11210 * config/arm/aout.h: Reformat for improved readability.
11212 * config/arm/arm.h: Reformat for improved readability.
11213 Replace uses of fprintf with asm_fprintf where appropriate.
11214 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
11215 function declaration assembler actions.
11216 (NUM_INTS): New macro: Convert from bytes to words.
11217 (NUM_REGS): New macro: Compute number of registers required to
11218 hold a quanitity of tyep MODE.
11219 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
11221 (NUM_ARG_REGS): New macro: The number of argument registers
11223 (ARG_REGISTER): New macro: Compute the register number of the Nth
11225 (LAST_ARG_REGNUM): New macro: The number of the last argument
11227 (SP_REGNUM): New macro: Register number of the stack pointer.
11228 (FP_REGNUM): New macro: Register number of the frame pointer.
11229 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
11230 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
11231 CUMULATIVE_ARGS so that it counts registers not bytes.
11233 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
11235 Replace uses of fprintf with asm_fprintf where appropriate.
11236 (output_ascii_pseudo_op): Replace with version from thumb.c
11238 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
11240 * config/arm/elf.h (CPP_PREDEFINES): Replace with
11241 SUBTARGET_CPP_SPEC.
11242 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
11243 (ASM_FILE_START): Emit ASM_APP_OFF.
11245 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
11247 * pa.c (compute_frame_size): Round frame according to
11248 STACK_BOUNDARY rather than a hardwired value.
11250 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
11252 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
11254 * configure: Rebuilt.
11256 * configure.in (hppa*-*-linux*): New configuration.
11257 * configure: Rebuilt.
11258 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
11259 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
11260 * pa/pa-linux.h: New file.
11261 * pa/t-linux: New file.
11262 * pa/xm-linux.h: New file.
11264 * pa.c (hppa_legitimize_address): Change references from SImode to
11265 either Pmode or word_mode as appropriate.
11266 (emit_move_sequence, store_reg, load_reg): Likewise.
11267 (set_reg_plus_d, hppa_expand_prologue): Likewise.
11268 (output_mul_insn): Likewise.
11269 * pa.h (PROMOTE_MODE): Likewise.
11270 (INITIALZE_TRAMPOLINE): Likewise.
11271 (Pmode): Define to word_mode.
11273 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
11274 value of 4. Allocate 8 bytes for each FP register save.
11275 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
11277 (hppa_expand_prologue): Likewise.
11278 * pa.h (PROMOTE_MODE): Likewise.
11279 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
11280 (FUNCTION_ARG_BOUNDARY): Likewise.
11282 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
11284 * pa.c (out_of_line_prologue_epilogue): Delete.
11285 (override_options): Remove -mspace related code.
11286 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
11287 (compute_frame_size): Only allocate space for register that
11288 actually need to be saved.
11289 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
11290 (TARGET_SWITCHES): Remove -mspace, -mno-space
11291 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
11292 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
11293 * pa/ee.asm, pa/ee_fp.asm: Delete.
11295 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
11297 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
11298 directive in column zero.
11300 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
11302 * m68k.c (output_function_prologue): Fix computation of save mask
11303 when generating PIC code.
11305 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
11307 * tree.c (build_type_attribute_variant): Move current_obstack restore
11308 after build_qualified_type call.
11310 1999-07-15 Mark Mitchell <mark@codesourcery.com>
11312 * configure.in: Use t-iris6, even with GNU LD.
11313 * config/mips/iris6gld.h: Fix typo in linker spec.
11314 * config/mips/t-iris6gld: Remove.
11316 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
11318 * rs6000.md (insv, extzv): Remove SImode dependence in named
11319 patterns. Explicitly generate DImode RTL if PowerPC64 and
11321 (insvdi): Reverse start and size in instruction template.
11323 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
11325 * invoke.texi: Typo fixes.
11327 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
11329 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
11330 handle at this time instead of silently generating incorrect code.
11331 (gen_imagpart): Likewise.
11333 * reload.c (find_reloads): Emit a USE for a pseudo register without
11334 a hard register if we could not create an optional reload for the
11337 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11339 * c-typeck.c (output_init_element, process_init_element):
11340 When advancing constructor_unfilled_fields for a RECORD_TYPE,
11341 check for nameless bit fields.
11343 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
11345 * regclass.c (scan_one_insn): Notice subregs that change the
11346 size of their operand.
11347 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
11349 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
11351 * configure.in (alpha*-*-*): Include alpha/t-ieee.
11352 * configure: Rebuilt.
11353 * alpha/t-ieee: New file.
11355 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
11357 * rs6000.c (find_addr_reg): Do not select r0 as an address
11360 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
11362 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
11364 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
11366 * rs6000.md (movsf): Do not force easy FP constants into memory.
11368 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
11369 immed_double_const to ensure they are properly truncated then
11372 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11374 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
11375 always unless NO_DEBUG is used. Compile this code
11377 (replace_symbols_in_block): Compile it unconditionally.
11379 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
11381 * configure.in (i?86-*-elf*): New target.
11382 * configure: Rebuilt.
11383 * i386/i386elf.h, i386/t-i386elf: New files.
11385 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11387 * toplev.c (main): Don't complain about saying -gdwarf.
11388 (rest_of_compilation): Remove redundant code.
11390 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
11392 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
11394 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
11396 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
11397 "Li960R:", to avoid name clash.
11399 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11401 * loop.c (check_dbra_loop): When reversing a loop, delete all
11402 REG_EQUAL notes referencing the reversed biv except those which are
11403 for a giv based on it.
11405 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
11407 * version.c: Drop "gcc-" prefix from version #.
11409 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
11411 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
11412 the label if we're being verbose.
11414 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
11416 * m68k.c (output_function_prologue): Add pic register to mask
11417 if live and flag_pic.
11418 (output_function_epilogue): Likewise.
11420 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
11422 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
11423 directives in column zero.
11425 * pa/elf.h (ASM_FILE_START): Define.
11426 * pa/som.h (ASM_FILE_START): Include .level directives.
11427 * pa/hpux10.h (ASM_FILE_START): Delete.
11428 * pa/hpux11.h (ASM_FILE_START): Delete.
11430 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
11432 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11434 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
11435 when reload_out equals reload_in.
11437 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
11439 * invoke.texi (Spec Files): New node: Describe the contents of
11442 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
11444 * invoke.texi (DEC Alpha Options): Put @end table at
11445 beginning of line, to avoid confusing texi2html.
11447 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
11449 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
11450 introduced in previous delta.
11452 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11454 * reload1.c (gen_reload): When synthesizing a 3 operand add
11455 sequence, improve test for when to reload OP1 into the reload
11456 register instead of OP0.
11458 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
11460 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
11462 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
11464 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
11467 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
11469 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
11470 (va_dcl): Use __builtin_va_alist_t.
11472 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
11474 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
11475 on the permanent_obstack.
11476 * dwarfout.c (output_type): Likewise.
11478 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
11480 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11481 Merged from c-typeck.c and cp/typeck.c.
11482 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11483 Merged into c-common.
11485 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
11487 * c-lex.c (errorcount): Declare it.
11488 (finish_parse): Update errorcount when using CPPLIB.
11490 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
11492 * fixinc/inclhack.def(end_else_label): Double the backslash so
11493 sed gets a chance to see it.
11494 * fixinc/inclhack.sh: regen
11495 * fixinc/fixincl.x: regen
11497 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
11499 Add framework to support armv5 architecture when it becomes
11502 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
11503 (arm_arch5): New variable.
11504 (all_architectures): Add armv5 line.
11505 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
11506 -march=armv5 is specified on the command line.
11507 (arm_arch5): Export this variable.
11508 * invoke.texi: Document new string accepted by -march= switch for
11511 * config/arm/arm.h: Replace use of constant 12 as a register
11512 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
11513 * config/arm/arm.c: Replace use of constant 12 as a register
11514 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
11516 * config/arm/elf.h: Tidy up.
11517 * config/arm/coff.h: Tidy up.
11519 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
11521 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
11522 * gcc/config/mips/t-iris6gld: New file.
11523 * gcc/config/mips/iris6gld.h: Likewise.
11525 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
11527 * c-decl.c (widest_integer_literal_type_node,
11528 widest_unsigned_literal_type) : New.
11529 (init_decl_processing): Handle/use the two new types.
11530 * c-common.c (type_for_size,type_for_mode) : Same.
11531 * c-lex.c (yylex) : Same.
11532 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
11534 * c-tree.h (widest_integer_literal_type_node,
11535 widest_unsigned_literal_type) : New.
11537 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
11539 * dwarfout.c (field_byte_offset): Correctly compute the object's
11540 byte offset for the first bit of a field which crosses an alignment
11541 boundary on a !BYTES_BIG_ENDIAN target.
11543 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
11545 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
11548 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
11549 Jeff Law <law@cygnus.com>
11551 * ginclude/varargs.h (va_dcl): Use word_mode for type of
11554 * except.c: Include intl.h.
11555 (expand_eh_return): Set current_function_cannot_inline.
11556 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
11557 * function.h (struct function): Add eh_return_stub_label.
11558 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
11559 * Makefile.in (except.o): Depend on intl.h.
11561 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
11563 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
11564 same as offsettable in cases 1 and 2.
11566 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
11568 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
11569 (extlh, extwh): Likewise.
11571 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
11573 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
11575 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
11577 * configure.in: Add arm-pe and thumb-pe targets.
11578 * configure: Regenerate.
11580 * thumb.c (arm_naked_function_p): New function: Determines if
11581 a function is naked (has no gcc generated prologue/epilogue).
11582 (is_called_in_ARM_mode): Return true if the func has the
11583 interfacearm attribute.
11584 (output_return): Do not generate a return for naked functions.
11585 (thumb_function_prologue): Do not generate a prologue for
11587 (thumb_expand_prologue): Do not generate a prologue for naked
11589 (thumb_expand_epilogue): Do not generate an epilogue for naked
11591 (arm_valid_machine_decl_attribute): New function, copied from
11592 arm.c: Permit naked and interfacearm attributes.
11594 * config/arm/pe.c: New file: Support code for arm-pe target.
11595 * config/arm/pe.h: New file: Header file for arm-pe target.
11596 * config/arm/tpe.h: New file: Header file for thumb-pe target.
11597 * config/arm/t-thumb-pe: New file: Makefile fragment for
11600 1999-07-01 Mark Kettenis <kettenis@gnu.org>
11602 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
11603 -fPIC or -fpic is specified.
11605 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
11607 * expr.c (emit_block_move): Use copy_to_mode_reg for
11608 !TARGET_MEM_FUNCTIONS case too.
11610 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
11612 * configure: Rebuilt.
11613 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
11614 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
11615 definitions made redundant by dbxelf.h inclusion. Delete
11616 lots of definitions related to assembly output that are
11617 specific to the SOM object format.
11618 * pa.c (output_function_prologue): Do not emit the function's
11620 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
11621 * pa-pro.h: Deleted.
11622 * som.h: New file with SOM specific definitions.
11623 * elf.h: New file with ELF specific definitions.
11625 * elfos.h (const_section): Output a tab before assembler directives.
11626 (ctors_section, dtors_section): Likewise.
11627 (ASM_OUTPUT_SECTION_NAME): Likewise.
11629 * pa/pa1.h: Delete unused file.
11631 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
11633 * configure.in (hppa*-hp-hpux11*): New configuration.
11634 * configure: Rebuilt.
11635 * pa/pa-hpux11.h: New file.
11636 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
11639 * mips.md (leasi, leadi): New patterns.
11641 * expr.c (emit_block_move): Properly handle case where one of the
11642 block move arguments has a queued increment or decrement.
11643 (clear_storage): Similarly. Fix formatting goof.
11645 1999-06-28 "David O'Brien" <obrien@NUXI.com>
11647 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
11648 semicolon from the BSD VA_LIST replacement expression.
11650 * fixinc/inclhack.sh: regen
11651 * fixinc/fixincl.x: regen
11653 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
11654 now use the fixincl program.
11656 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
11658 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
11659 case. Also make the PIC register call_used.
11661 * m68k.h (FINALIZE_PIC): Delete.
11662 * m68k.c (finalize_pic): Delete.
11664 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
11666 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
11669 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
11671 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
11673 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
11675 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
11677 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
11679 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
11681 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
11683 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
11685 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
11687 * rs6000.c (output_toc): Always use hex values for floating-point
11688 constants. Store single-precision values in upper-half of TOC
11689 entry in 64-bit mode.
11690 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
11691 to final constraints.
11692 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
11693 (fctiwz): Improve accuracy of RTL for pattern.
11695 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
11697 * expr.c (expand_expr): Allow RTL_EXPR's through the
11698 MAX_INTEGER_COMPUTATION_MODE checks.
11700 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
11702 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
11703 such that MASK_SUPPORT_ARCH is not negative.
11705 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
11707 * loop.c (verify_dominator): Properly handle ADDR_VEC and
11708 ADDR_DIFF_VEC insns that appear inside loops.
11710 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
11711 Jeff Law <law@cygnus.com>
11713 * rs6000.md (movdf_hardfloat32): Revert previous patch.
11714 Handle LO_SUM the same as offsettable in cases 1 and 2.
11715 * rs6000.c (find_addr_reg): Revert previous patch.
11717 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
11719 * system.h (strstr): New external function declaration.
11720 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
11721 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
11722 * config.in, configure: Rebuilt.
11724 1999-06-24 Tom Tromey <tromey@cygnus.com>
11726 * gcc.c (main): Read user-specified specs files after computing
11727 additional startfile_prefixes.
11729 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
11731 Revert these two patches:
11733 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11734 * loop.c (strength_reduce): When doing biv->giv conversion, update
11735 reg note of NEXT->insn.
11737 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11738 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11740 (recombine_givs): Set ix field after sorting.
11742 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11744 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
11745 for the parts of an UNSPEC / UNSPEC_VOLATILE.
11747 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
11749 *fixinc/inclhack.def: Add fix development commentary
11750 (read_ret_type): reactivate and add selection clause
11751 (zzz_*): tweak output file name to match what is used in hackshell.tpl
11752 *fixinc/{fixincl.x|inclhack.sh}: regen
11754 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
11756 * expr.c (expand_expr): STRIP_NOPS before checking against
11757 MAX_INTEGER_COMPUTATION_MODE
11758 (check_max_integer_computation_mode): Likewise.
11760 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
11762 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
11764 1999-06-22 Jim Wilson <wilson@cygnus.com>
11766 * expr.c (store_expr): When target is a promoted subreg, return a
11767 promoted subreg as a result.
11769 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
11771 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
11773 (dwarf2out_define): Mark unused parameters appropriately.
11774 (gen_unspecified_parameters_die): Ditto.
11775 (gen_subprogram_die): Fix signed/unsigned warnings.
11776 (gen_variable_die): Ditto.
11778 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
11780 * fixinc/inclhack.def(end_else_label): combined else_label
11781 and endif_label and fixed the sed expression.
11782 *fixinc/{fixincl.x|inclhack.sh}: regen
11784 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
11786 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
11787 'x' when handling non-offsettable addresses
11789 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
11791 * final.c (shorten_branches): Don't try to split an insn that has
11794 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
11796 * config/mips/mips.c (symbolic_expression_p): New function.
11797 (mips_select_rtx_section): Put symbolic expressions in the
11798 data section, not the read-only data section.
11800 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
11802 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
11804 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
11806 * collect2.c (main): Log frame table count.
11807 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
11808 (scan_prog_file) [COFF]: Handle frame tables.
11810 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
11811 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
11812 * alpha/elf.h: Undef them again.
11813 * alpha/vms.h: Remove their definitions.
11815 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11817 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
11818 remove the clobber of r0 and change the REG_UNUSED note to
11821 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
11823 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
11824 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
11825 fits in HOST_WIDE_INT and one uses union to access a long constant
11828 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
11830 * sparc.c (sparc_override_options): Don't allow profiling for
11831 code models other than medlow.
11832 (sparc_function_profiler): New function from old FUNCTION_PROFILER
11833 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
11834 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
11835 (sparc_block_profiler): Likewise.
11836 (sparc_function_block_profiler_exit): Likewise.
11837 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
11838 (FUNCTION_BLOCK_PROFILER): Likewise.
11839 (BLOCK_PROFILER): Likewise.
11840 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
11841 (MCOUNT_FUNCTION): New.
11842 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
11843 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
11844 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
11845 (MCOUNT_FUNCTION): New.
11846 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
11847 (BLOCK_PROFILER): Delete.
11848 (MCOUNT_FUNCTION): New.
11850 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
11852 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
11854 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11856 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11859 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11862 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11865 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11868 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
11870 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
11873 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
11875 * i386/djgpp.h (LIB_SPEC): New.
11876 (STARTFILE_SPEC): New.
11878 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
11880 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
11882 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
11885 * system.h (WSTOPSIG): New macro.
11887 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
11889 * c-pragma.c (push_alignment): Don't ignore alignments greater than
11891 (insert_pack_attributes): Take into account member natural
11894 * i386/winnt.c (exports_head): New static variable.
11895 (i386_pe_record_exported_symbol): New function.
11896 (i386_pe_asm_file_end): Use.
11897 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
11898 symbols to be emitted at end of assembly.
11899 (ASM_DECLARE_OBJECT_NAME): Likewise.
11900 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11902 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
11905 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
11907 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
11910 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
11912 * haifa-sched.c (sched_analyze_1): Use free_list instead of
11913 zapping reg_last_uses directly.
11914 (sched_analyze_2, sched_analyze_insn): Likewise.
11915 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
11917 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
11919 * rs6000.md (movdf_hardfloat32): Use worst case insn length
11920 attributes for cases 1 and 2.
11922 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
11924 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
11927 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
11929 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
11931 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
11933 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
11934 PIC_OFFSET_TABLE_REGNUM for general alloaction.
11935 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
11936 must be stacked if it is used for PIC accesses.
11937 * arm.c (use_return_insn): Handle PIC register specially.
11938 (output_return_instruction): Likewise.
11939 (output_func_{prologue,epilogue}): Likewise.
11940 (output_expand_prologue): Likewise.
11942 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
11943 (*strsi_predec): Renamed from *strqi_predec.
11944 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
11945 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
11947 * arm.c (arm_override_options): Remove warning about PIC code
11948 not being supported.
11950 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
11952 * rs6000.c (find_addr_reg): New function.
11953 * rs6000.h (find_addr_reg): Declare.
11954 (offsettable_addr_operand): Delete.
11955 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11956 from and stores to GPRs.
11958 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11960 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11961 gen_sequence as argument to emit_no_conflict_block.
11963 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11965 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11966 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11967 *fixinc/fixincl.x: regen
11968 *fixinc/inclhack.sh: regen
11970 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11972 * added support for -mpcrel (PC relative addressing for m68k)
11973 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11974 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11975 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11976 (comments for general_src_operand): Add some explanation
11977 about EXTRA_CONSTRAINTS.
11978 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11979 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11980 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11981 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11982 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11983 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11984 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11985 if not already set.
11986 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11987 * m68k.h (TARGET_PCREL): New target flag.
11988 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11989 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11990 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11991 contains a SYMBOL_REF. Relax this constraint during reload, since
11992 we want to use the predicates, not reload's built-in concept of a
11993 valid memory address, to control what insns need reloading.
11994 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11995 operands (essentially 'g', 'm', and 's' under normal circumstances).
11996 * m68k.c (print_operand): Cause printing of pc-relative addresses
11997 to include pc register.
11998 (print_operand_address): Ditto.
11999 (general_src_operand): Accept operands that are not only
12000 general_operands, but are also valid when used as a pc-relative
12002 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
12003 (memory_src_operand): Similar, for memory_operands.
12004 (pcrel_address): New predicate to accept the special case of a
12005 pc-relative address.
12006 * m68k.md (many patterns): Rewrite common SImode, HImode, and
12007 QImode insns to accept *_src_operand instead of *_operand where
12008 pc-relative operands can fit. For example, a pc-relative operand
12009 can be used as a memory source operand for addsi3, but not as a
12010 memory destination.
12011 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
12013 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
12015 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
12016 .thumb_set pseudo op to mark aliases of thumb functions.
12018 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
12020 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
12021 preference to ASM_OUTPUT_DEF, if it is defined.
12023 * tm.texi: Document new, optional target macro
12024 ASM_OUTPUT_DEF_FROM_DECLS.
12026 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12028 * fixincludes: ISCNTL patch
12029 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
12030 (dgux_int_varargs): new for DG/UX
12031 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
12033 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
12035 * invoke.texi (ia32 options): Fix typo.
12037 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12039 * loop.c (strength_reduce): When doing biv->giv conversion, update
12040 reg note of NEXT->insn.
12042 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
12044 * loop.c (move_movables): Note issues with replacing REGs with
12046 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
12048 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
12050 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
12052 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
12053 the reference to `mcount' was not correct for the ELF on FreeBSD.
12055 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12057 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
12060 (recombine_givs): Set ix field after sorting.
12062 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
12064 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
12065 to safe to extract a subword out of a REG.
12067 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12069 * sh.md (mulsi3): Don't add a no-op move at the end.
12071 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12073 * cse.c (cse_insn): Don't put hard register source into tables for
12074 the last insn of a libcall.
12076 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12078 * loop.c (strength_reduce): Insert sets of derived givs at every
12079 biv increment, even if it's the only one.
12081 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
12083 * dwarfout.c (add_incomplete_type): New fn.
12084 (output_type): Call it.
12085 (retry_incomplete_types): New fn.
12086 (dwarfout_finish): Call it.
12088 From Eric Raskin <ehr@listworks.com>:
12089 (output_type): Output types for bases.
12091 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
12093 * mips.c (mips_output_conditional_branch): Add `break'
12094 between `default' label and `close braces'.
12096 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
12098 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
12099 specifications and make it realistic.
12100 (LIB_SPEC): Likewise.
12102 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
12104 * config/mips/mips.c (mips_secondary_reload_class): Check for
12105 (PLUS (SP) (REG)) and return appropriate register class.
12106 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
12107 Handle (PLUS (SP) (REG)).
12108 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
12109 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
12110 of emit_insn for tablejump.
12112 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
12114 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
12115 asm_fprintf format string by itself.
12116 (output_function_profiler): Likewise.
12118 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
12120 * combine.c (simplify_logical, case AND): Only call
12121 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
12122 or the constant is positive.
12124 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
12126 * configure.in: Fix typo in rs6000-ibm-aix4 case.
12127 * configure: Regenerate.
12129 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
12131 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
12132 require a sub-version #.
12133 * configure: Rebuilt.
12135 1999-06-14 Robert Lipe (robertlipe@usa.net)
12137 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
12139 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
12141 * c-typeck.c (process_init_element): Detect excess elements in
12142 char array initializer.
12144 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
12146 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
12148 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
12150 * invoke.texi (Option Summary): Add -fpermissive flag.
12152 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
12154 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
12155 that require PIC code sequences.
12157 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
12159 * configure.in: Add new target: thumb-elf.
12160 * configure: Regenerate.
12161 * config/arm/t-thumb-elf: New file: Makefile fragment for
12163 * config/arm/telf.h: New file: Header file for thumb-elf
12166 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
12168 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
12169 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
12170 initializers is some circumstances.
12172 * fixinc/inclhack.def (endif_label): Add additional selector for
12173 more bogus stuff after #endif statements.
12174 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
12176 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
12178 * i386/cygwin.h (SET_ASM_OP): Define.
12180 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
12182 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
12184 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12186 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
12189 * sh.md (ic_invalidate_line_i): Remove second alternative.
12191 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12193 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
12194 test for the presence of valid prototypes. Delete bypass expr.
12195 (ioctl_fix_ctrl): Correct the selection expression.
12196 (no_double_slash): Correct quoting rules
12197 *fixinc/fixincl.x: regen
12198 *fixinc/inclhack.sh: regen
12200 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
12202 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
12204 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12206 * rs6000.md (movsi_got_internal_mem): Delete.
12207 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
12208 (GOT_TOC_REGNUM): Delete.
12209 (PIC_OFFSET_TABLE_REGNUM): Define.
12210 (FINALIZE_PIC): Disable.
12211 * rs6000.c (rs6000_got_register): New code for fixed pic register.
12212 (rs6000_replace_regno): Delete.
12213 (rs6000_finalize_pic): Likewise.
12214 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
12216 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12218 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
12219 is a note; use <= for the compare; advance P while it is
12222 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
12224 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
12225 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
12227 * varasm.c (remove_from_pending_weak_list): Verify t->name
12228 is non-NULL before passing it to strcmp.
12230 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12232 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
12233 the typed arguments are not part of a comment
12234 (ioctl_fix_ctrl): Added a purpose comment
12235 *fixinc/fixincl.x: regenerate
12236 *fixinc/inclhack.sh: regenerate
12238 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12240 * invoke.texi: Add C4x invocation docs.
12242 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12244 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
12246 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
12248 (c4x_legitimize_reload_address): New function.
12249 * config/c4x/c4x.md: Update docs.
12251 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
12253 * fixincludes: Avoid removing '.'.
12254 * fixinc/fixinc.svr4: Likewise.
12255 * fixinc/fixinc.winnt: Likewise.
12256 * fixinc/inclhack.tpl: Likewise.
12257 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
12259 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12261 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
12263 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
12265 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
12267 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
12270 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
12272 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
12273 * configure: Regenerate.
12275 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
12277 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
12280 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
12282 * fixinc/inclhack.def (avoid_bool): Also catch
12283 "typedef [unsigned] int bool".
12284 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
12286 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
12287 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
12288 * configure: Rebuilt.
12290 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
12292 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
12293 such that we can override its definitions if necessary.
12294 (CPP_SPEC): New define. Support processor specific predefines via
12296 (CC1_SPEC): New define. Support processor specific compiler
12297 options via %(cc1_cpu).
12298 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
12301 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12303 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
12304 between sed's -e flag, and the open-quote following it.
12305 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
12307 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
12308 Jeffrey A Law (law@cygnus.com)
12310 * varasm.c (assemble_start_function): Remove the function
12311 from the pending weak decls list when we define a function.
12312 (assemble_variable): Similarly for variables.
12313 (weak_finish): Ignore items on the list with a NULL name.
12314 (remove_from_ending_weak_list); New function to "remove" an item
12315 from the pending weak declarations list.
12317 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
12319 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
12321 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
12323 * c-lex.c (GETC): Redefine to call getch.
12324 (UNGETC): Redefine to call put_back.
12325 (putback_buffer): New structure type.
12326 (putback): New static structure.
12327 (getch): New function.
12328 (put_back): New function.
12329 (yylex): Replace unused bytes from bad multibyte character.
12331 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
12333 * cpplib.c (do_define): Cast `alloca' return value.
12334 (do_include, do_undef, do_pragma): Likewise.
12335 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
12337 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
12338 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
12340 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
12342 * sparc.md (abstf2): This should be an expand.
12343 (split after abstf2_notv9): Fix mode.
12344 (abstf2_hq_v9): New pattern.
12345 (abstf2_v9): Only use when no hard quad.
12346 (absdf2_v9): Fix if target is not the same as source.
12347 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
12348 Add correct output constraints.
12350 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
12352 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
12353 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
12355 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
12357 * mips.h (mips_output_conditional_branch): New function.
12358 (mips_adjust_insn_length): Likewise.
12359 (ASSEMBLER_SCRATCH_REGNUM): New macro.
12360 (ADJUST_INSN_LENGTH): Likewise.
12361 * mips.c (print_operand): Add `F' and `W' for floating-point
12362 comparison opcodes.
12363 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
12365 (mips_adjust_insn_length): New function.
12366 (mips_output_conditional_branch): New function.
12367 * mips.md (length): Adjust attribute definition to handle
12368 conditional branches. Change lengths to bytes, rather than
12369 instructions throughout. Remove length attribute from
12370 instructions whose length is four bytes, and rely on the default
12372 (dslot): Fix typo in comment.
12373 Reword conditional branch patterns to use
12374 mips_output_conditional_branch.
12376 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12378 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
12379 (LIB_SPEC): Likewise.
12380 Link with -lprof1_r for -g/-pg.
12382 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12384 * loop.c (check_dbra_loop): Fix change of Jan 19.
12386 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
12388 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
12389 (STARTFILE_SPEC): Define, override the svr4.h version.
12390 (ENDFILE_SPEC): Likewise.
12392 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
12394 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
12395 * fixinc/fixincl.x: Regenerated.
12396 * fixinc/inclhack.sh: Regenerated.
12398 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12400 * sh.c (barrier_align): Don't return early for normal branch/barrier
12401 when optimizing for SH2.
12403 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
12405 * i386/udk.h (LINK_SPEC): Correct linker search path for
12408 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12410 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
12411 (braf_label_ref_operand): Delete.
12412 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
12413 * sh.md (casesi_jump_2): Operand1 is now the inside of a
12414 label_ref, and has no predicate.
12415 The patten has a predicate to guard against invalid substitutions.
12416 (dummy_jump): Delete.
12417 (casesi): Update use of casesi_jump_2.
12419 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12421 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
12422 *fixinc/fixincl.x: regenerate
12423 *fixinc/inclhack.sh: regenerate
12425 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
12427 * dwarf2out.c (add_incomplete_type): New fn.
12428 (gen_struct_or_union_type_die): Call it.
12429 (retry_incomplete_types): New fn.
12430 (dwarf2out_finish): Call it.
12432 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
12434 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
12435 current block starts with a CODE_LABEL and ends with a CALL and
12436 we can not find all the argument setup instructions for the CALL.
12438 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
12440 Revert this change:
12441 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
12442 something is a candidate for optimize_bit_field_compare.
12444 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12446 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
12448 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
12450 * alpha.c (override_options): Thinko in last patch.
12452 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
12453 (LIB_SPEC): Recognize -pthread.
12455 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
12457 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
12458 definition in config/arm/coff.h
12459 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
12461 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12463 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
12464 fixes that need "file=xxx\n" prepended before invocation
12465 (start_fixer - new): starting the fixer process is complex enough
12466 to warrent its own routine. It prepends the "file=xxx\n" stuff.
12467 (process): uses the new routine; omit usage of putenv()
12468 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
12469 * fixinc/fixincl.x: regenerate
12471 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
12473 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
12474 and version #s (1.1 -> 2.96) as needed.
12475 * README.g77: Kill way out of date file in the toplevel directory.
12477 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
12479 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
12480 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
12481 * configure: Rebuilt.
12482 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
12483 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
12484 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
12485 (SWITCH_TAKES_ARG): Likewise.
12486 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
12487 * config/t-freebsd: Moved from config/i386/ so it can used for all
12490 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
12492 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
12494 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
12496 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
12497 * configure: Rebuilt.
12499 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
12501 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
12502 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
12503 * rs6000/rs6000.c (rs6000_file_start): Use putc.
12504 (rs6000_output_load_toc_table): Same.
12505 (output_prolog, output_mi_thunk): Same.
12506 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
12507 (ASM_GLOBALIZE_LABEL): Use putc.
12509 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
12511 * alpha.md (reload_*_help): New patterns and splitters.
12512 (reload_*): Use them.
12513 (mov[qh]i): Likewise.
12515 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
12517 * cccp.c (handle_directive): Handle backslash-newlines in quoted
12520 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
12522 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
12524 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
12526 * flow.c (mark_regs_live_at_end, insn_dead_p,
12527 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
12528 and HARD_FRAME_POINTER_REGNUM special treatment if reload
12529 hasn't run or the frame pointer is needed.
12530 * haifa-sched.c (attach_deaths): Likewise.
12531 * sched.c (attach_deaths): Likewise.
12533 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
12535 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
12536 calculate_can_reach_end returns nonzero.
12538 * configure.in (native gas tests): Search for an assembler in the
12539 same manner that the installed compiler will.
12540 * configure: Rebuilt.
12541 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
12543 * alias.c (find_base_term): Improve handling of addresses
12544 constructed from binary operations.
12546 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
12548 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
12550 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
12552 * function.h (cleanup_label, frame_offset): Declare.
12553 (tail_recursion_label, tail_recursion_reentry): Likewise.
12554 (arg_pointer_save_area, rtl_expr_chain): Likewise.
12555 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
12556 (tail_recursion_label, tail_recursion_reentry): Likewise.
12557 (arg_pointer_save_area, rtl_expr_chain): Likewise.
12559 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
12561 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
12563 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
12564 (MAX_OFILE_ALIGNMENT): Define.
12566 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
12568 * fixincl.c: Replace local include scheme with #includes of
12569 gansidecl.h and system.h.
12570 * procopen.c: Likewise.
12571 * server.c: Likewise.
12573 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
12575 * i386/t-dgux (EXTRA_PARTS): Add crti.o
12576 (crti.o): Add build rule and dependencies.
12577 * fixinc/fixinc.dgux: Use modified _int_varargs.h
12579 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12581 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
12582 (LIB_LINUX_SPEC): Likewise.
12583 (LIB_LINUX_SPEC): Add support for -pthread
12584 (CPP_OS_LINUX_SPEC): Likewise.
12585 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
12588 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
12590 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
12592 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
12593 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
12594 for IEEE math and CC_FCOMI.
12595 (put_jump_code): No IEEE if CC_FCOMI is set.
12597 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12599 * fold-const.c (fold_truthop): Make the field reference unsigned
12600 when converting a single bit compare.
12602 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12604 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
12606 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
12608 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
12609 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
12612 * reload.c (push_reload): Do not call remove_address_replacements
12613 when presented with identical optional reloads.
12615 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
12617 * alpha.h (MASK_FIX, TARGET_FIX): New.
12618 (MASK_*): Reorganize constants.
12619 (CPP_AM_FIX_SPEC): New.
12620 (TARGET_SWITCHES): Add FIX.
12621 (EXTRA_SPECS): Likewise.
12622 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
12623 (SECONDARY_MEMORY_NEEDED): Likewise.
12624 (REGISTER_MOVE_COST): Likewise.
12625 * alpha.c (override_options): Add FIX support. Always use
12626 ALPHA_TP_PROG for ev6.
12627 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
12628 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
12629 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
12631 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
12633 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
12634 something is a candidate for optimize_bit_field_compare.
12636 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
12638 * gcc.texi (Passes): Document branch-shortening.
12639 * invoke.texi (Debugging Options): Document the fact that `-dp'
12640 outputs length information for instructions.
12642 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
12644 * flow.c: Revert previous delta.
12646 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
12648 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
12649 FRAME_POINTER_REGNUM.
12650 (mark_set_1): Ditto.
12651 (mark_used_regs): Ditto.
12653 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
12655 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
12656 (GOT_PCREL): New macro. Define to 1 if not already defined.
12657 * arm/elf.h (GOT_PCREL): Define to 0.
12658 * arm.c (arm_finalize_pic): Take into account the setting of
12661 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
12663 * output.h (STRIP_NAME_ENCODING): Provide default definition.
12664 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
12666 * flow.c (mark_set_1): Do not record BLKmode stores as dead
12667 store elimination candidates.
12669 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
12671 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
12674 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
12676 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
12677 Add use of x-aix41-gld.
12679 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
12681 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
12682 (ASM_OUTPUT_DESTRUCTOR): Define.
12684 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
12686 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
12687 last CODE_LABEL in a loop if we have previously passed a jump
12688 to the top of the loop.
12690 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
12692 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
12693 applying Philip's patch.
12695 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
12697 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
12700 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
12702 * loop.c (strength_reduce): Grow reg_single_usage as needed.
12704 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
12706 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
12707 Also remove a useless comment.
12709 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
12711 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
12713 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
12715 * collect2.c (main): Only generate import or export file and add
12716 to link arguments if non-empty. Use xmalloc not alloca.
12717 (write_{export,import}_file): Delete.
12718 (write_aix_file): New function.
12719 (locatelib): Use xmalloc not malloc.
12720 (GCC_OK_SYMBOL): Do not check type if aix64.
12722 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
12724 Based on patch by Scott Bambrough and Pat Beirne:
12725 * config/arm/arm.c (making_const_table): New variable.
12726 * config/arm/arm.h (making_const_table): Declare.
12727 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
12729 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
12730 Keep track of when we are building the constant table.
12732 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
12734 * config/arm/arm.c (arm_override_options): Fix erroneous warning
12737 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
12739 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
12742 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
12744 * tm.texi (FUNCTION_ARG): Correct description of a stack element
12747 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
12749 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
12751 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12753 * rs6000.c (output_mi_thunk): Enable full support again.
12755 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12757 * sh.h (BRANCH_COST): Define.
12759 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
12761 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
12763 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
12765 * function.c (assign_stack_local): Align stack slot propertly.
12766 (assign_outer_stack_local): Likewise.
12768 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
12770 * expr.h (lang_expand_constant): Declare.
12771 * toplev.c (lang_expand_constant): Define it.
12772 * varasm.c (output_constant): Use it.
12774 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12776 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
12777 Change function definitions to K&R style.
12779 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12781 * fixinc/fixincl.c: We must not ignore SIGCLD now.
12783 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
12785 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
12786 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
12787 (several places): omit static initialization
12788 (process): use single fd, since only the read fd is used
12789 * fixinc/gnu-regex.c: define 'const' away, if not supported
12790 * fixinc/procopen.c(several places): omit static initialization
12791 * fixinc/server.c: define 'volitile' away, if not supported
12793 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12795 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
12796 asm_fprintf and %L to generate the label name.
12797 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
12798 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
12800 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
12802 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
12803 insn for a conditional jump can not be found.
12805 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
12807 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
12808 on variables in specific sections other than .sbss and .sdata.
12810 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
12812 * stmt.c (expand_return): Call start_cleanup_deferral and
12813 end_cleanup_deferral around conditional code.
12815 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12817 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
12818 filename lists. Utilizes new "krstr" AutoGen function.
12819 * fixinc/fixincl.x: Rebuilt.
12821 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
12823 * i386.c (output_float_compare): Avoid GNU-C extensions.
12825 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
12827 * version.c: Bump to distinguish mainline tree from the
12830 See ChangeLog.1 for earlier changes.