1 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
3 * function.c (thread_prologue_and_epilogue_insns): Don't delete
4 the edge from a block that both jumps and falls through to the
7 2000-02-09 Scott Bambrough <scottb@netwinder.org>
9 * config/arm/arm.md (movsi): In PIC mode, make sure that a
10 constant source address is legitimate.
12 2000-02-09 Philip Blundell <pb@futuretv.com>
14 * config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
17 * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
19 (LEGITIMATE_PIC_OPERAND): Disallow references to labels.
21 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
23 * cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
24 ends with a newline and a NUL. Don't be so clever manipulating
27 Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <jh@suse.cz>
29 * reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
30 not to BIGGEST_ALIGNMENT.
32 2000-02-08 Geoff Keating <geoffk@cygnus.com>
34 * dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
35 * dwarf2out.c (dwarf_cfi_name): Print name of new constant.
36 (reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
37 (output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
38 * frame.c (execute_cfa_insn): Handle
39 DW_CFA_GNU_negative_offset_extended.
41 2000-02-08 Richard Henderson <rth@cygnus.com>
43 * flow.c (tidy_fallthru_edges): Split out from ...
44 (delete_unreachable_blocks): ... here.
45 (find_basic_blocks): Use it.
47 Tue Feb 8 15:51:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
49 * stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.
51 2000-02-08 Zack Weinberg <zack@wolery.cumb.org>
53 * Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
54 (gen_protos.o): Don't depend on cpplib.h or cpphash.h.
55 (fix-header.o): Don't depend on cpphash.h.
57 * scan.c (hashstr): New function.
58 * scan.h: Prototype it.
59 * fix-header.c: Don't include cpphash.h. Use hashstr.
60 * gen-protos.c: Don't include cpphash.h or cpplib.h. Use
61 hashstr. Report hash table statistics. Add private
62 definition of xrealloc.
64 2000-02-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
66 * i386.h (TARGET_SWITCHES): Fix typo in option name.
68 2000-02-08 Clinton Popetz <cpopetz@cygnus.com>
70 * function.c (thread_prologue_and_epilogue_insns): Don't replace
71 jumps with returns unless they are jumps to the fallthru block.
73 Tue Feb 8 07:53:55 2000 Jan Hubicka <jh@suse.cz>
75 * i386.md (addqi3_cc): Fix contraints.
77 Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
79 * function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.
81 2000-02-07 Mark Mitchell <mark@codesourcery.com>
83 * cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
84 carriage return after a macro name.
86 2000-02-07 Fred Fish <fnf@be.com>
88 * i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
89 so the gcc2_compiled symbol doesn't confuse BeOS debuggers.
91 2000-02-07 Zack Weinberg <zack@wolery.cumb.org>
93 * cppfiles.c (deps_output): Count spacers in deps_column.
95 2000-02-07 Neil Booth <NeilB@earthling.net>
97 * cppinit.c (initialize_dependency_output): If there is no
98 suffix, don't try to look for known suffixes. Use strrchr.
99 (cpp_start_read): Remove duplicate initialization.
101 Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <jh@suse.cz>
103 * calls.c (compute_argument_block_size): New argument
104 preferred_stack_boundary.
105 (expand_call): update cfun->preferred_stack_boundary, update call of
106 compute_argument_block_size
107 (emit_library_call): Increate cfun->preferred_stack_boundary
108 to PREFERRED_STACK_BOUNDARY
109 (emit_library_call_value): Likewise.
110 * explow.c (allocate_dynamic_stack_spave): Likewise.
111 * function.c (prepare_function_start): Set
112 cfun->preferred_stack_boundary
113 * function.h (struct function): Add preferred_stack_boundary field.
114 * integrate.c (expand_inline_function): Update
115 cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
116 (copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
117 * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.
119 2000-02-06 Zack Weinberg <zack@wolery.cumb.org>
121 * cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
122 cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
123 cpp_pedwarn, cpp_pedwarn_with_line,
124 cpp_pedwarn_with_file_and_line): Move to cpperror.c.
125 (cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
126 v_cpp_error_with_line, v_cpp_warning_with_line,
127 cpp_message_from_errno, cpp_perror_with_name): Delete.
129 * cpperror.c (cpp_print_containing_files): Take starting
131 (cpp_file_line_for_message): Rename to cpp_print_file_and_line.
132 (v_cpp_message): Now called directly by all entry points.
134 (cpp_pfatal_with_name, cpp_message): Delete.
135 (cpp_notice_from_errno, cpp_ice): New functions.
136 (cpp_notice): Is now for reporting error conditions, just
137 without an associated file.
138 (cpp_error, cpp_error_with_line): Don't do anything if
139 opts->inhibit_errors is on.
140 (cpp_pedwarn_with_file_and_line): Take column argument also.
142 * cpplib.h: Update prototypes of exported functions.
143 (struct cpp_options): Add inhibit_errors.
145 * cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
146 non-error messages. Include intl.h.
148 * cppinit.c, cppmain.c: Likewise. Also, use
149 cpp_notice_from_errno instead of cpp_perror_with_name or
150 cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
152 * cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
153 report internal errors.
155 * cpplib.c (do_define): Switch bcopy to memcpy.
156 Give cpp_pedwarn_with_file_and_line a dummy column argument.
158 * cpplib.c (copy_rest_of_line): Revert previous change: don't
159 bail out early if we hit a line comment.
161 2000-02-06 Richard Henderson <rth@cygnus.com>
163 * flow.c (flow_delete_insn, make_edge, remove_edge): Export.
164 * basic-block.h: Declare them.
165 * emit-rtl.h (active_insn_p): New.
166 (next_active_insn, prev_active_insn): Use it.
168 * function.c (emit_return_into_block): New.
169 (thread_prologue_and_epilogue_insns): Insert return insns instead
170 of epilogues when possible.
171 * jump.c (jump_optimize_1): Remove code to insert a return insn
172 on the fallthru to the exit block.
174 * i386.c (ix86_can_use_return_insn_p): Fail for large poped args
175 and for non-empty stack frames.
176 * i386.md (return): Expand to return-pop as needed.
178 2000-02-06 Richard Henderson <rth@cygnus.com>
180 * simplify-rtx.c (simplify_relational_operation): Canonicalize
181 constant to op1 for testing.
183 2000-02-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
185 * config/c4x/c4x.md (*ldi_on_overflow): New pattern.
186 (fixuns_truncqfqi2): Use it.
188 2000-02-06 Richard Henderson <rth@cygnus.com>
190 * i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
193 * i386.md (widening and peepholes): Mask the constant instead of
196 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
198 * cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
199 input pointer before possibly branching off to the backslash
201 * cpphash.c (macroexpand): Correctly delete \r escapes when
202 stringifying parameters.
203 * cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
204 if we can; bail out early if we hit a line comment.
205 (handle_directive): Treat '# 123' in an .S file just like
206 '# <punctuation>'. Discard the shifted '#' if we hit '#\n'.
207 Return 1 for '# not_a_directive'.
208 (get_directive_token): Pop macro buffers here, so that
209 cpp_get_token can't sneakily move past a newline.
211 (cpp_get_token): goto randomchar if handle_directive returns 0.
213 * cppalloc.c: Update copyright.
214 * cpplib.c: Merge all the static function prototypes into one
216 * cpplib.h: Remove #if 0 block.
218 * cpperror.c: Remove #ifdef EMACS block.
219 * cppmain.c: Likewise.
220 * cpphash.c: Remove #if 0 blocks.
221 * cppinit.c: Remove #if 0 blocks, and the -lint option.
222 * cpplib.c: Remove #if 0 blocks and code referencing
223 pcp_inside_if or for_lint. Remove duplicate error message.
224 Fix error messages for #else after #else or #elif. Reformat.
225 Remove archaic TODO list.
226 * cpplib.h: Remove pcp_inside_if and for_lint flags.
228 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
230 * i386/osf1elf.h: Add missing backslash to multiline string.
232 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
234 * longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
236 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
238 * Makefile.in (c-common.o): Depend on $(EXPR_H).
240 * c-common.c: Include expr.h.
242 * c-pragma.c (mark_align_stack): Add prototype.
244 * caller-save.c (add_stored_regs): Likewise.
246 * combine.c (record_promoted_value): Likewise.
248 * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
251 * cppinit.c (new_pending_define): Likewise.
253 * cpplib.c (skip_block_comment, skip_line_comment): Likewise.
255 * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
256 AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
257 AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
258 class_scope_p): Likewise.
260 * dwarf2out.h (dwarf2out_set_demangle_name_func,
261 dwarf2out_add_library_unit_info): Likewise.
263 * ggc.h (ggc_page_print_statistics): Likewise.
265 * haifa-sched.c (propagate_deps): Likewise.
267 * reg-stack.c (next_flags_user, record_label_references): Likewise.
269 * rtl.h (set_stack_check_libfunc): Likewise.
271 * toplev.h (set_fatal_function): Likewise.
273 * toplev.c (set_fatal_function): Delete prototype.
275 * diagnostic.c: Deconstify functions returning malloc'ed ptrs.
277 2000-02-05 Geoff Keating <geoffk@cygnus.com>
279 * ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
280 (FUNC_END): Likewise.
282 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
284 * caller-save.c: Include tm_p.h.
286 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
288 * Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).
290 2000-02-04 Neil Booth <NeilB@earthling.net>
292 * cccp.c (main): Check 'dir' for a NULL pointer before passing
295 2000-02-04 Zack Weinberg <zack@wolery.cumb.org>
297 * recog.h: Remove NO_MD_PROTOTYPES ifdefs.
298 * genflags.c: Use the max_operand_1 logic from genemit.c to
299 calculate how many arguments gen_insn prototypes have. Remove
300 NO_MD_PROTOTYPES ifdefs from the generated file.
301 * genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
302 file. Cast gen_insn initializers to insn_gen_fn.
303 * config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
304 * gcc.texi: Remove documentation of NO_MD_PROTOTYPES.
306 2000-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
308 * fixinc/Makefile.in (HDR): Add machname.h.
311 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
313 * config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
314 (c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
315 (c4x_cpu_version): Ditto.
316 * config/c4x/c4x-protos.h: ... here.
318 2000-02-04 Jason Merrill <jason@casey.cygnus.com>
320 * dwarf2out.c (add_abstract_origin_attribute): Don't call
321 gen_abstract_function on our context if we're a nested function.
323 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
325 * config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
326 * config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.
328 2000-02-04 Bruce Korb <bkorb@gnu.org>
330 * fixinc/genfixes(machname.h):
331 Move the functionality from gen-machine.h into this file.
332 UNdef MN_NAME_PAT if there are no names to change.
333 Also, be a little kinder when AutoGen is not present.
335 * fixinc/Makefile.in(machname.h):
336 Change the generation rule to use genfixes.
338 * fixinc/fixfixes.c(machine_name):
339 machine_name_fix's functionality now dependent upon whether
340 MN_NAME_PAT is defined.
342 * fixinc/fixtests.c(machine_name):
345 * fixinc/fixlib.c(mn_get_regexps): conditional on definition
348 * fixinc/fixlib.h(mn_get_regexps):
351 * fixinc/gen-machine.h: DELETED
353 2000-02-04 Jan Hubicka <jh@suse.cz>
354 Richard Henderson <rth@cygnus.com>
356 * i386.c (SAVE_REGS_FIRST): Remove.
357 (ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
358 (ix86_compute_frame_size): Likewise.
359 (ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack.
360 (ix86_emit_restore_regs): Remove.
361 (ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
362 when a frame pointer is in use.
363 (ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov
364 instead of pop to restore a register when profitable; emit leave
366 (ix86_attr_length_default): Handle pro_epilogue_adjust_stack
368 (ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
369 * i386.md (prologue_allocate_stack): Remove.
370 (epilogue_deallocate_stack): Remove.
371 (pro_epilogue_adjust_stack): New.
373 2000-02-04 Richard Henderson <rth@cygnus.com>
375 * function.c (diddle_return_value): Rework to use a callback function.
376 Use current_function_return_rtx if it's been set up.
377 (do_clobber_return_reg, clobber_return_register): New.
378 (do_use_return_reg, use_return_register): New.
379 (expand_function_end): Use them.
380 * stmt.c (expand_null_return): Likewise.
381 * function.h: Declare them.
382 * flow.c (mark_regs_live_at_end): Use diddle_return_value.
383 (mark_reg): Change arguments as appropriate for callback.
384 * integrate.c (expand_inline_function): Revert 19 Jan change.
386 Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com>
388 * tm.texi (Values in Registers): Fix typo: "fo" "for".
389 (Misc): Say the scheduler, not the Haifa scheduler.
391 2000-02-04 Clinton Popetz <cpopetz@cygnus.com>
393 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
394 when in_mem is set. Update all callers.
396 2000-02-04 Richard Henderson <rth@cygnus.com>
398 * i386/openbsd.h (INT_ASM_OP): Define.
400 Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com>
402 * tm.texi: Fix various typos.
404 Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com>
406 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
407 (MD_STARTFILE_PREFIX_1): New macro.
409 Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz>
411 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align
412 destination when needed.
413 (strmovsi, strsetsi): New expander.
414 (strmovsi_1, strsetsi_1): New pattern.
415 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
416 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
417 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
418 * invoke.texi (align-stringops, inline-all-stringops): Document.
420 Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se>
422 * i386/netbsd.h (INT_ASM_OP): Define.
424 2000-02-02 Zack Weinberg <zack@wolery.cumb.org>
426 * cpplib.h (cpp_reader): Add new flag, no_directives.
427 * cpphash.c (macarg): Set it.
428 * cpplib.c (handle_directive): If no_directives is on and we
429 find a directive, issue an error and discard the line.
431 Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com>
433 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
434 FP constants. Add ! TARGET_FPU check for FP constants.
436 2000-02-02 Clinton Popetz <cpopetz@cygnus.com>
438 * flow.c (find_basic_blocks): Don't kill label_value_list
440 (cleanup_cfg): Kill it here.
442 Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
444 * expr.c (store_field): Ensure ALIGN is no stricter than the
447 2000-02-02 Richard Henderson <rth@cygnus.com>
449 * jump.c (delete_insn): Partially revert 19 Jan change;
450 don't convert unused code labels to notes at -O0.
452 2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
454 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after
455 split_all_insns to recreate REG_LABEL notes for flow2 pass.
457 2000-02-01 Richard Henderson <rth@cygnus.com>
459 * i386.c (general_no_elim_operand): New.
460 (nonmemory_no_elim_operand): New.
461 (ix86_expand_move): Copy eliminable operands before a push.
462 * i386-protos.h: Declare new functions.
463 * i386.h (CAN_ELIMINATE): Simplify.
464 (PREDICATE_CODES): Update.
465 * i386.md (push insns): Don't allow eliminable register operands.
467 2000-02-01 Richard Henderson <rth@cygnus.com>
469 * flow.c (mark_regs_live_at_end): Follow expand_function_end and
470 replace BLKmode with DECL_RTL's mode.
472 2000-02-01 Zack Weinberg <zack@wolery.cumb.org>
474 * frame.c (find_fde): Convert for loop to do-while so compiler
475 sees it's always executed at least once.
476 * libgcc2.c (BBINBUFSIZE): Kill.
477 (__bb_init_prg): Use fgets.
478 (__bb_exit_trace_func): Don't paste strings.
479 * unroll.c (unroll_loop): Initialize unroll_type, not
480 unroll_number, and tweak logic to match.
482 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
484 (ix86_flags_dependant): Likewise. Disentangle control flow.
485 (ix86_sched_reorder): Break guts out to
486 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
487 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before
490 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
491 use string concatenation. Don't save and restore esi.
493 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
494 (machname.h): Remove script to separate file. Use two-step
495 sequence so target is not created if script fails.
496 * fixinc/gen-machname.h: New file. Handle case where no non-reserved
497 identifiers are defined.
498 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
499 an empty string, machine_name doesn't need to do anything at
501 (is_cxx_header): Add more cases to regexp.
502 * fixinc/fixlib.h: Update prototype.
503 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
505 * fixinc/fixincl.c: Define NO_BOGOSITY.
507 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
508 (hp_sysfile): Add missing comma.
509 (math_exception): Put the wrapper ifdefs at the beginning and
511 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
513 2000-02-01 Richard Henderson <rth@cygnus.com>
515 * sparc.c (fp_zero_operand): Turn into a normal predicate.
516 Use CONST0_RTX. Update all callers.
517 * sparc.h, sparc-protos.h: Update accordingly.
518 * sparc.md (fp mov insns): Use fp_zero_operand directly
521 Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
523 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
526 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
528 * Makefile.in (specs.ready): New target.
529 (fixinc.sh): Depend on `specs.ready' instead of `specs'.
531 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
533 * fixinc.irix: Use unique filenames for writing into /tmp,
534 * fixinc.ptx: Likewise.
535 * fixinc.sco: Likewise.
536 * fixinc.svr4: Likewise.
537 * fixinc.winnt: Likewise.
539 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
541 * tsystem.h: New file.
543 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
544 s-crtS): Depend on tsystem.h.
546 * crtstuff.c: Include tsystem.h.
548 * libgcc2.c: Likewise.
550 Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz>
552 * builtins.c (expand_builtin_memset): Expand for variable sized
555 2000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au>
557 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
560 Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
562 * dwarfout.c (SHORT_TYPE_SIZE): Correct default.
564 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
566 2000-01-31 Chandra Chavva <cchavva@cygnus.com>
568 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
569 case 3->2 combining (combining with splitting) in which 2 is CC0
570 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
571 checked at the begining of the function with the aid of calling
572 function 'can_combine_p'.
574 2000-01-31 Dave Brolley <brolley@redhat.com>
576 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
578 2000-01-31 Jason Merrill <jason@casey.cygnus.com>
580 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
583 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
585 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
587 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
590 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
592 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
593 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
594 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
595 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
596 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
597 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
598 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
599 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
600 i386/vxi386.h, i386/win-nt.h, i386/win32.h:
601 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
603 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
604 Add %(cpp_cpu) to CPP_SPEC.
606 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
607 Add %(cc1_cpu) to CC1_SPEC.
609 2000-01-28 Ulrich Drepper <drepper@redhat.com>
611 * c-decl.c (c_decode_option): Accept optional numeric argument to
612 -Wformat and set warn_format.
613 * c-common.c: Don't emit warning about non-constant printf format
614 string unless warn_format > 1.
616 2000-01-30 Richard Henderson <rth@cygnus.com>
618 * alpha.md (return_internal): Allow after reload only.
620 2000-01-30 Richard Henderson <rth@cygnus.com>
622 * i386.c (ix86_compute_frame_size): Omit padding1 if the
623 local frame size is zero.
625 2000-01-30 Richard Henderson <rth@cygnus.com>
627 * alpha.c (alpha_expand_epilogue): Don't emit the return insn.
628 * alpha.h (EPILOGUE_USES): New. Mark $26 live.
629 * alpha.md (return): Turn into an expander.
630 (return_internal): Don't use $26.
631 (epilogue): Emit the return insn.
633 2000-01-30 Richard Henderson <rth@cygnus.com>
635 * alpha.md (negtf2, abstf2): Fix word order thinko.
637 (trunctfsf2): Avoid intermediate rounding errors.
639 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
641 * cppfiles.c (find_position): Drop 'colp' argument, return the
643 (read_and_prescan): Adjust to match. Don't ever manipulate
644 line or line_base except via find_position.
646 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
648 * c-parse.in: Apply Ulrich's changes from c-parse.y.
649 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
652 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
654 * cpperror.c (cpp_file_line_for_message): If 'line' is zero,
655 just print "<command line>". If 'filename' is null or an
656 empty string, print "<stdin>" for the filename.
657 * cpplib.c (do_define): Don't print the 'location of the
658 previous definition' message if we're still parsing the
660 (cpp_pedwarn_with_file_and_line): Always call
661 cpp_file_line_for_message.
663 2000-01-29 Mark Mitchell <mark@codesourcery.com>
665 * flow.c (mark_regs_live_at_end): Fix typo.
667 2000-01-28 Ulrich Drepper <drepper@redhat.com>
669 * c-common.c: Adjust variable names, comments, help strings to c99.
671 * c-parse.y: Likewise.
672 * c-tree.h: Likewise.
674 * cpplib.h: Likewise.
675 * c-decl.c: Likewise. Recognize options with names "*99" as well.
676 * cppinit.c: Likewise.
678 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
680 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
681 * c4x.c: Define the optab rtx values.
682 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
683 (c4x_emit_libcall): Use new optab rtx values.
684 (c4x_emit_libcall3): Likewise.
685 (c4x_emit_libcall_mulhi): Likewise.
686 * c4x-protos.h: Add prototypes for optab rtx values and change
687 prototypes for above c4x_emit_libcall functions.
689 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
691 * c4x.c (c4x_output_ascii): Restrict line length of output when TI
693 (c4x_function_prologue): Use regnames intead of float_reg_names when
695 (c4x_function_epilogue): Likewise.
696 (c4x_print_operand): Likewise.
697 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
698 * c4x.md (set_high): Disable for TARGET_TI.
700 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
702 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
703 of framepointer + constant to ADDR_REGS class.
704 * c4x.md (addqi3, addqi3_noclobber_reload): Update.
705 * c4x.c (std_or_reg_operand): New function.
706 * c4x-protos.h (std_or_reg_operand): Prototype it.
708 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
710 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
711 object names as libgcc2.c.
712 * libgcc.S: Use newly defined names.
714 Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz>
715 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
717 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
718 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
719 (FLOW_LOOP_LAST_BLOCK): Likewise.
721 2000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
723 * basic-block.h (struct loop): New fields 'first' and 'last'.
724 * flow.c (flow_loops_find): Compute loop->first and loop->last.
725 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
726 and loop->last to check for NOTE_INSN_LOOP_END.
728 Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com>
730 * predict.c (estimate_probability): Use the new FIRST and LAST fields
731 of the loop descriptor rather than HEADER and LATCH. Also added
732 missing break statements as well making some coding style modifications
733 as suggested by Michael Hayes.
735 2000-01-28 Richard Henderson <rth@cygnus.com>
737 * flow.c (find_basic_blocks): Remove do_cleanup argument.
738 Break out that code ...
739 (cleanup_cfg): ... here.
740 (commit_one_edge_insertion): Detect a return instruction being
741 emitted to an edge. Emit a barrier following; clear fallthru.
742 (commit_edge_insertions): Verify CFG consistency.
743 * function.c (expand_function_start): Kill unused variable.
744 (expand_function_end): Likewise.
745 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
746 to insert the epilogue.
748 * gcse.c (gcse_main): Adjust for find_basic_blocks change.
749 (delete_null_pointer_checks): Likewise.
750 * output.h: Likewise.
751 * reg-stack.c (reg_to_stack): Likewise.
752 * toplev.c (rest_of_compilation): Likewise. Run
753 thread_prologue_and_epilogue_insns after rebuilding the CFG.
755 2000-01-28 Richard Henderson <rth@cygnus.com>
757 * Makefile.in (flow.o): Revert 24 Jan change.
758 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
759 FUNCTION_VALUE result to DECL_RESULT's mode.
761 * haifa-sched.c (schedule_insns): Don't recompute reg info
764 2000-01-28 Zack Weinberg <zack@wolery.cumb.org>
766 * configure.in: Make --enable-cpplib the default.
767 * configure: Regenerate.
768 * gcc.dg/990119-1.c: No longer expected to fail.
770 2000-01-28 Bernd Schmidt <bernds@cygnus.co.uk>
772 * jump.c (jump_optimize_1): Delete an optimization that is also done
773 by merge_blocks in flow.
775 2000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
777 * diagnostic.c (build_message_string, output_printf,
778 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
779 (build_location_prefix): Fix non-literal format string.
781 2000-01-27 Richard Henderson <rth@cygnus.com>
783 * alpha.md (trunctfsf2): New.
785 2000-01-27 Andrew Hobson <ahobson@eng.mindspring.net>
787 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
789 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
791 * cppinit.c (cpp_handle_option): Recognize C++ comments under
793 * cpplib.c (skip_block_comment, skip_line_comment): Split code
795 (skip_comment) ... here. Permit C++ comments in system
796 headers always. Warn about C++ comments in user code under
797 -std=gnu89 -pedantic.
798 (copy_comment): Use skip_comment.
799 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer
801 (consider_directive_while_skipping, do_else, do_endif): Call
802 validate_else unconditionally.
803 (validate_else): Check CPP_PEDANTIC here. Accept non-comment
804 text after the conditional in a system header.
805 * cpplib.h (struct cpp_buffer): Add flag
806 warned_cplusplus_comments.
808 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
810 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
811 Use unshare_all_rtl_1.
812 (unshare_all_rtl_again): New function.
813 (unshare_all_rtl_1): New function split out of unshare_all_rtl.
815 * function.c (purge_addressof_1): Use unshare_all_rtl_again
816 rather than resetting the 'used' flags ourself.
818 * toplev.c (rest_of_compilation): Add current_function_decl
819 to the unshare_all_rtl call.
820 * tree.h: Prototype unshare_all_rtl.
821 * rtl.h: Prototype unshare_all_rtl_again here.
823 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
825 * genoutput.c (output_prologue): Include ggc.h in generated
827 * Makefile.in (insn-output.o): Depends on ggc.h.
829 2000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au>
830 Hans-Peter Nilsson <hp@bitrange.com>
832 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
833 Remove redundant include of xm-ns32k.h.
834 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
835 Remove redundant include of xm-ns32k.h.
836 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
837 Remove redundant include of xm-ns32k.h.
838 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
840 * ns32k/ns32k.h: Update comment on multiply-add instructions.
841 (TARGET_SWITCHES): Add documentation strings.
842 (DWARF_FRAME_REGNUM): Override default definition.
843 (REG_CLASS_CONTENTS): Add comments.
844 (SUBSET_P): Format to reduce line length.
845 (SMALL_REGISTER_CLASSES): Make a run time option.
846 (GO_IF_NONINDEXED_ADDRESS): Reformat.
847 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
848 dereferencing it. Braces to avoid "ambiguous else" were misplaced.
849 (regclass_map): fix typo in comment.
850 * ns32k/ns32k.c: Add spaces before parentheses for consistant style.
851 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
852 (trace, reg_or_mem_operand): Delete, unused function.
853 (calc_address_cost): Small offsets are cheaper than large ones.
854 (expand_block_move): Generate more efficient code when bytes is a
855 known at compile time.
856 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
857 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
858 instead of reg_or_mem_operand.
860 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
861 not general_operand. Similarly use "=rm" or stricter, not "=g".
862 For input operands, use stricter constraints than "g" if not
863 general_operand. Similarly use stricter predicate than
864 "general_operand" when stricter constraints than "g" are present,
865 except for matching constraints.
866 (movstrsi): Use "memory_operand" for operands 0 and 1.
867 (truncsiqi2, truncsihi2, trunchiqi2): Remove.
868 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
869 not reg_or_mem_operand.
870 (udivmoddisi4): Ditto.
871 Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
872 Use nonimmediate_operand for operand 3, not register_operand.
873 (udivmoddiqi4_internal): Use register_operand for operand 1, not
876 2000-01-27 Fred Fish <fnf@be.com>
878 * gthr-posix.h: Fix typo; compatibily -> compatibility.
879 * gthr-single.h: Likewise.
880 * gthr-solaris.h: Likewise.
881 * gthr-vxworks.h: Likewise.
882 * gthr-win32.h: Likewise.
885 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
887 * cppinit.c: Add " (cpplib)" to end of string printed by
890 2000-01-27 Richard Henderson <rth@cygnus.com>
892 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when
893 testing for a signed comparison.
894 (alpha_emit_floatuns): New.
895 * alpha-protos.h: Declare it.
896 * alpha.md (floatunsdisf2, floatunsdidf2): New.
899 2000-01-27 Jakub Jelinek <jakub@redhat.com>
901 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
902 no -g option specifying debugging format, default to -gstabs+.
904 Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
906 * calls.c (special_function_p): New argument fork_or_exec.
907 (expand_call): When profile_arc_flag is set and the function
908 is in the fork_or_exec group, call __bb_fork_func first.
909 * libgcc2.c, _bb module (__bb_fork_func): New function.
910 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
912 * config/svr4.h (TARGET_HAS_F_SETLKW): Define.
913 * tree.h (special_function_p): Update prototype.
915 2000-01-26 Richard Henderson <rth@cygnus.com>
917 * alpha.c (alpha_split_tfmode_pair): New.
918 * alpha-protos.h: Declare it.
919 * alpha.md (abstf2, negtf2): New.
920 (movtf insn): Add input G constraint.
921 (movtf splitter): Use alpha_split_tfmode_pair.
923 2000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
925 * i386/cygwin.h: PROTO -> PARAMS.
927 2000-01-26 Jakub Jelinek <jakub@redhat.com>
929 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
930 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
931 using _Qp_cmp/_Q_cmp and testing the return value.
932 (print_operand): Call reverse_condition_maybe_unordered if
933 we are handling CCFPmode or CCFPEmode.
934 Handle ORDERED, UN* and LTGT comparisons.
935 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
936 if not TARGET_HARD_QUAD.
937 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
938 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
939 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
940 Adjust gen_b* calls so that they reflect return comparison of
941 sparc_emit_float_lib_cmp.
943 2000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
945 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
946 incoming operands array is large enough for one more operand.
947 (alpha_emit_xfloating_arith): Likewise.
949 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
951 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
952 file with one line and no trailing newline.
953 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
954 * fixinc/fixtests.c (machine_name_test): Fix fencepost error
955 checking if the match is on the line.
956 * fixinc/gnu-regex.c: Provide regerror not __regerror.
958 2000-01-25 Richard Henderson <rth@cygnus.com>
960 * sparc.c (output_cbranch): Fix accidental squashing of the
961 fp branch pre-delay nop.
963 2000-01-25 Richard Henderson <rth@cygnus.com>
965 * tree.def (UNNE_EXPR): Remove.
966 * c-typeck.c (build_binary_op): Don't handle it.
967 * expr.c (expand_expr, do_jump, do_store_flag): Likewise.
969 * rtl.def (UNNE): Remove.
971 * jump.c (reverse_condition): Update accordingly.
972 (swap_condition): Likewise.
973 (comparison_dominates_p): Handle unordered comparisons.
974 (reverse_condition_maybe_unordered): New.
975 * rtl.h (reverse_condition_maybe_unordered): Declare.
977 * sparc.c (select_cc_mode): Update for UNNE/LTGT.
978 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
979 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
980 * sparc.md (bltgt): New.
982 2000-01-25 Nick Clifton <nickc@redhat.com>
984 * emit-rtl.c (emit_insn): Only check machine class insns for
985 improper emission of a RETURN.
987 2000-01-25 Richard Henderson <rth@cygnus.com>
989 * Makefile.in (flow.o): Depend on $(EXPR_H).
990 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
991 duplicate the structure of diddle_return_value for keeping regs live.
993 2000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
995 * loop.c (current_loop_info): Delete.
996 (consec_sets_invariant_p): Add loop argument, update callers.
997 (get_condition_for_loop): Likewise.
998 (count_nonfixed_reads, update_giv_derive): Likewise.
999 (simplify_giv_expr, general_induction_var): Likewise.
1000 (consec_sets_giv, recombine_givs): Likewise.
1001 (move_movables): Delete loop_start and loop_end arguments,
1002 add loop argument, and update callers.
1003 (find_mem_givs, check_final_value): Likewise.
1004 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
1005 (loop_invariant_p): Rename from invariant_p, add loop argument, and
1007 (basic_induction_var): Add loop argument, delete loop_level argument,
1009 * unroll.c (iteration_info): Delete loop_start and loop_end arguments,
1010 add loop argument, and update callers.
1011 (find_splittable_regs, find_splittable_givs): Likewise.
1012 (reg_dead_after_loop, loop_find_equiv_value): Likewise.
1013 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
1014 (biv_total_increment): Delete loop_start and loop_end arguments;
1016 (precondition_loop_p): Delete loop_start and loop_info arguments;
1018 * loop.h (get_condition_for_loop): Add loop argument.
1019 (biv_total_increment): Delete loop_start and loop_end arguments.
1020 (precondition_loop_p): Delete loop_start and loop_info arguments;
1022 (final_biv_value): Delete loop_start and loop_end arguments;
1024 (final_giv_value, back_branch_in_range_p): Likewise.
1026 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
1028 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
1030 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
1032 * Makefile.in (c-gperf.h) : Change the "See" pointer to
1033 point to the new "generated_files" doc.
1035 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
1037 * config/fp-bit.c (_unord_f2): Fix typo.
1039 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
1041 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
1042 c-typeck.c, objc/objc-act.c: Remove all references to obstack
1043 functions obsoleted by GC, such as push_obstacks_nochange,
1044 end_temporary_allocation, savealloc, saveable_tree_cons, etc.
1045 and code which existed only to decide whether or not to call
1046 them. Remove now-unused NESTED argument from start_function;
1047 all callers changed. Do not change behavior based on ggc_p.
1048 The use of the ixp_obstack in c-iterate.c and the util_obstack
1049 in objc/objc-act.c remain; these are not obsoleted by garbage
1051 * c-tree.h: Update prototype for start_function.
1053 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
1055 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
1057 * config/mips/mips.md (zero_extendsidi2_internal): Disable for
1060 2000-01-25 Richard Henderson <rth@cygnus.com>
1062 * sparc-protos.h (select_cc_mode): Declare.
1063 * sparc.c (select_cc_mode): New. Handle unordered compares.
1064 (output_cbranch): Always reverse via code change. Handle
1065 unordered compares. Factor tests and string updates.
1066 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
1067 (REVERSIBLE_CC_MODE): Also exclude CCFPmode.
1068 * sparc.md (bunordered, bordered): New.
1069 (bungt, bunlt, buneq, bunge, bunle): New.
1071 2000-01-25 Richard Henderson <rth@cygnus.com>
1073 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
1074 * ggc-common.c (ggc_add_rtx_varray_root): New.
1075 (ggc_mark_rtx_varray): New.
1076 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
1077 functions down below ggc_mark_foo.
1078 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
1080 2000-01-25 Richard Henderson <rth@cygnus.com>
1082 * alpha.c (secondary_reload_class): Don't allocate a secondary
1083 for integral mode memories into FLOAT_REGS. Rearrange the more
1084 complicated memory expression inward.
1086 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
1088 * inclhack.def: Fixes to play nicer with FreeBSD, and
1089 corrections to comments.
1090 (cxx_unready): Add select expression.
1091 (irix_sockaddr): Add bypass expression.
1092 (machine_ansi_h_va_list): New fix.
1093 (stdio_va_list): No need to edit _BSD_VA_LIST_.
1094 Split out addition of "#include <stdarg.h>" to...
1095 (stdio_stdarg_h): ... here.
1096 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
1097 to stdlib.h also. Do not munge _BSD_SIZE_T_.
1098 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected
1100 (ultrix_ifdef): Tighten up select expression.
1102 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
1103 re_ct and max_mach to avoid use of shell. Make printed names
1104 match names in inclhack.def. Use static copyright date.
1105 Don't count c_test and test expressions as requiring regex_t
1106 slots. Add some commentary.
1107 * inclhack.tpl: Do not include the 'This script contains N
1108 fixup scripts' line if PROGRAM is defined. Use static
1111 2000-01-24 Jason Merrill <jason@casey.cygnus.com>
1113 * dwarf2out.c: include "varray.h", not dyn-string.h.
1114 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
1115 (addr_const_to_string, addr_to_string): Lose.
1116 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
1117 (struct dw_val_struct): val_addr is now an rtx.
1118 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
1119 (used_rtx_varray): New varray.
1120 (dwarf2out_init): Initialize it.
1122 (mem_loc_descriptor, add_const_value_attribute): Call it instead of
1124 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
1125 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
1126 * Makefile.in (dwarf2out.o): Update dependencies.
1128 2000-01-24 Richard Henderson <rth@cygnus.com>
1130 * i386.c (i386_dwarf_output_addr_const): New.
1131 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
1133 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
1135 * dwarfout.c (output_mem_loc_descriptor): Likewise.
1136 * i386.c (i386_simplify_dwarf_addr): New.
1137 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
1139 Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com>
1141 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if
1142 TYPE_STUB_DECL is NULL.
1144 2000-01-24 Richard Henderson <rth@cygnus.com>
1146 * builtins.c (expand_tree_builtin): Move ...
1147 * c-common.c (expand_tree_builtin): ... here.
1149 2000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1151 * loop.h (LOOP_INFO): New accessor macro.
1152 * basic-block.h (struct loop): Rename field `info' to `aux'.
1153 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
1154 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
1155 * unroll.c (loop_iterations, unroll_loop): Likewise.
1157 2000-01-24 Christopher Faylor <cgf@cygnus.com>
1159 * config/i386/t-cygwin: Accomodate new winsup directory layout
1160 when searching for include files.
1162 2000-01-24 Richard Henderson <rth@cygnus.com>
1164 * rtl.def: Add unordered fp comparisions.
1165 * tree.def: Likewise.
1166 * tree.h: Add ISO C 9x unordered fp comparision builtins.
1168 * builtins.c (expand_tree_builtin): New function.
1169 * c-typeck.c (build_function_call): Use it.
1170 (build_binary_op): Support unordered compares.
1171 * c-common.c (c_common_nodes_and_builtins): Add unordered compares.
1173 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
1174 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
1175 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
1176 (record_jump_equiv): Handle reverse_condition returning UNKNOWN.
1177 * jump.c (reverse_condition): Don't abort for UNLE etc, but
1179 (swap_condition): Handle unordered compares.
1180 (thread_jumps): Check can_reverse before reversing.
1181 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
1184 * optabs.c (can_compare_p): New argument CODE. Verify branch or
1185 setcc is present before acking for cmp_optab. Update all callers.
1186 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
1187 * expmed.c (do_cmp_and_jump): Update for can_compare_p.
1188 * expr.c (expand_expr): Likewise. Support unordered compares.
1189 (do_jump, do_store_flag): Likewise.
1190 * expr.h (enum libfunc_index): Add unordered compares.
1192 * Makefile.in (FPBIT_FUNCS): Add _unord_sf.
1193 (DPBIT_FUNCS): Add _unord_df.
1194 * config/fp-bit.c (_unord_f2): New.
1195 * fp-test.c (main): Try unordered compare builtins.
1197 * alpha-protos.h (alpha_fp_comparison_operator): Declare.
1198 * alpha.c (alpha_comparison_operator): Check mode properly.
1199 (alpha_swapped_comparison_operator): Likewise.
1200 (signed_comparison_operator): Likewise.
1201 (alpha_fp_comparison_operator): New.
1202 (alpha_emit_conditional_branch): Handle unordered compares.
1203 * alpha.h (PREDICATE_CODES): Update.
1204 * alpha.md (fp compares): Use alpha_fp_comparison_operator.
1205 (bunordered, bordered): New.
1207 2000-01-24 Richard Henderson <rth@cygnus.com>
1209 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
1210 * alpha.md (movtf): New expander, insn, and splitter.
1212 Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz>
1214 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
1217 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
1219 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
1220 (FIXED_REGISTERS, CALL_USED_REGISTERS,
1221 REG_ALLOC_ORDER): Add frame pointer
1222 (FRAME_POINTER_REGNUM): Set to 20
1223 (HARD_FRAME_POINTER_REGNUM): New macro.
1224 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
1225 to HARD_FRAME_POINTER.
1226 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
1227 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
1228 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
1229 (HI_REGISTER_NAMES): Add "frame".
1230 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
1231 (debug_reg): Handle FRAME_POINTER_REGNUM.
1232 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
1233 GENERAL_REGS and INDEX_REGS.
1234 * i386.c (SAVED_REGS_FIRST): new macro.
1235 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
1236 (ix86_decompose_address, memory_address_length): Likewise.
1237 (regclass_map): Add frame pointer.
1238 (call_insn_operand): Handle frame_pointer_rtx.
1239 (reg_no_sp_operand): Likewise.
1240 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
1241 (print_operand, legitimize_pic_address): Fix formating.
1242 (ix86_compute_frame_size): Make static, update prototype, new
1243 parameters padding1, padding2, use ix86_nsaved_regs, use
1244 stack_alignment_needed.
1245 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
1246 to HARD_FRAME_POINTER_REGNUM conversions.
1247 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
1248 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
1249 (print_reg): Abort on FRAME_POINTER_REGNUM
1251 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
1253 * i386.h (PREDICATE_CODES): Add aligned_operand.
1254 * i386.c (aligned_operand): New function.
1255 (ix86_aligned_p): Kill.
1256 * i386.md (movhi_1): Emit mov for aligned operands.
1257 (promoting peep2s): Use aligned_operand.
1259 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
1261 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
1262 expression to allow underscores in macro names.
1263 (fix_char_macro_defines): Increment scanning pointer.
1265 2000-01-23 Richard Henderson <rth@cygnus.com>
1267 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
1268 * alpha/osf5.h: New file.
1269 * configure.in (alpha-*-osf5): Add it to tm_file.
1271 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
1273 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
1274 (alpha_emit_xfloating_cvt, function_arg): Declare.
1275 * alpha.c (alpha_emit_conditional_branch): Call
1276 alpha_emit_xfloating_compare for TFmode compares.
1277 (alpha_lookup_xfloating_lib_func): New.
1278 (alpha_compute_xfloating_mode_arg): New.
1279 (alpha_emit_xfloating_libcall): New.
1280 (alpha_emit_xfloating_arith): New.
1281 (alpha_emit_xfloating_compare): New.
1282 (alpha_emit_xfloating_cvt): New.
1283 (print_operand): Add default abort case.
1284 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
1285 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
1286 (BIGGEST_ALIGNMENT): Increase to 128 bits.
1287 (RETURN_IN_MEMORY): True for TF/TCmode.
1288 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
1289 (FUNCTION_ARG): Move to function_arg.
1290 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
1291 (ASM_OUTPUT_LONG_DOUBLE): New.
1292 (ASM_OUTPUT_DOUBLE): Always output bits.
1293 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
1294 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
1295 (extenddftf2, trunctfdf2): New.
1297 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1299 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
1300 * config/sparc/sol2.h: ... here.
1302 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1304 * basic-block.h (struct loops): New field `levels'.
1305 * flow.c (flow_loops_level_compute): Traverse all outer loops.
1306 (flow_loop_level_compute): Initialise level to 1.
1307 (flow_loops_find): Set loops->levels.
1308 (flow_loops_dump): Print loops->levels.
1310 2000-01-23 Richard Henderson <rth@cygnus.com>
1312 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
1313 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
1315 2000-01-23 Richard Henderson <rth@cygnus.com>
1317 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
1318 * i386.h (DBX_REGISTER_NUMBER): Use them.
1319 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
1320 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
1321 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
1322 * i386/sequent.h: Kill incorrect comment.
1324 2000-01-23 Mark Mitchell <mark@codesourcery.com>
1326 * ggc-page.c (struct page_entry): Make `context_depth' an
1328 (struct globals): Likewise.
1330 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
1332 * loop.c (check_dbra_loop): When checking a loop for
1333 reversability, check the source of any stores to ensure
1334 they don't depend on an initial value.
1336 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1338 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
1340 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
1342 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
1343 'pz_scan' into scope of entire function. Only affects
1344 compiles with -DDEBUG.
1346 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
1348 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
1349 section naming to that prior to 2000-01-07 patch.
1350 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
1351 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
1352 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
1353 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
1354 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
1356 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
1358 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
1361 2000-01-21 Jim Wilson <wilson@cygnus.com>
1363 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
1364 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
1366 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
1368 * cpphash.c (change_newlines): Delete function.
1369 (struct argdata): Delete 'newlines' and 'use_count' fields.
1370 (macroexpand): Remove code referencing those fields.
1372 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1374 * loop.c (loops_info): New variable.
1375 (loop_optimize): Allocate loops->array and free it on exit.
1376 Allocate memory for loops_info and assign to each loop,
1378 (find_and_verify_loops): Do not allocate loops->array.
1380 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
1382 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
1384 2000-01-21 Jakub Jelinek <jakub@redhat.com>
1386 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
1387 pseudos if expanded after first flow.
1388 (movdi_pic_label_ref): Likewise.
1390 2000-01-20 Richard Henderson <rth@cygnus.com>
1392 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
1394 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
1396 * Makefile.in (fixinc.sh): Depend on specs.
1397 * fixinc/Makefile.in: Add rule to create machname.h.
1398 (fixlib.o): Depend on machname.h.
1399 * fixinc/fixtests.c (machine_name): New test.
1400 * fixinc/fixfixes.c (machine_name): New fix.
1401 * fixinc/fixlib.c (mn_get_regexps): New helper function for
1402 the machine_name test and fix.
1403 * fixinc/fixlib.h: Prototype it.
1404 * fixinc/inclhack.def (machine_name): Use the C test and fix.
1405 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
1407 * gcc.c (do_spec_1) [case P]: Take care not to create
1408 identifiers with three leading or trailing underscores.
1410 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
1411 (fixincl): Don't specify libraries twice on link line.
1412 (gnu-regex.o): Remove special rule.
1413 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
1414 defined by config.h. Do not define _REGEX_RE_COMP.
1415 (regcomp): Allocate and initialize a fastmap.
1416 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
1418 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
1420 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
1422 2000-01-19 Richard Henderson <rth@cygnus.com>
1424 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
1425 arguments with BB. Update all callers. Tidy line wrapping.
1427 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
1429 * emit-rtl.c (try_split): Return last_insn if we split the
1432 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
1434 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
1435 (ix86_initial_elimination_offset): Declare.
1436 * i386.c (ix86_nsaved_regs): Break out from ...
1437 (ix86_can_use_return_insn_p): ... here.
1438 (ix86_emit_save_regs): Break out from ...
1439 (ix86_expand_prologue): ... here.
1440 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
1442 (ix86_expand_epilogue): ... here.
1443 (ix86_compute_frame_size): Make static, add prototype.
1444 (ix86_initial_elimination_offset): Break out from ...
1445 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
1447 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1449 * recog.h (OUT_FCN): Delete.
1451 * vax.md: Call `get_insn_template' instead of OUT_FCN.
1453 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1455 * cppalloc.c: PROTO -> PARAMS.
1456 * cpperror.c: Likewise.
1457 * cppfiles.c: Likewise.
1458 * cpplib.c: Likewise.
1459 * cpplib.h: Likewise.
1461 * config/arm/arm-protos.h: PROTO -> PARAMS.
1462 * config/arm/arm.c: Likewise.
1463 * config/c4x/c4x.c: Likewise.
1464 * config/fr30/fr30-protos.h: Likewise.
1465 * config/nextstep.c: Likewise.
1466 * config/pa/pa.c: Likewise.
1467 * config/pj/pj.c: Likewise.
1468 * config/rs6000/rs6000.c: Likewise.
1469 * config/v850/v850-protos.h: Likewise.
1470 * config/v850/v850.c: Likewise.
1472 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1474 * i370-protos.h: New file.
1476 * i370.c: Include tm_p.h. Fix compile time warnings.
1478 * i370.h: Move prototypes to i370-protos.h. Fix compile time
1481 * i370.md: Likewise.
1483 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1485 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
1486 (target_isinf, target_isnan, eisnan): Mark parameter with
1488 (eiisinf): Wrap in INFINITY.
1489 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
1490 (ibmtoe): Remove unused variable `rndsav'.
1492 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1494 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
1495 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
1497 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
1499 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
1500 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
1501 (fix_char_macro_defines, fix_char_macro_uses): New functions.
1503 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
1504 Recognize Emacs mode markers also.
1505 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
1506 C++ comments in C++ headers. Call is_cxx_header only if
1509 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
1511 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
1512 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
1513 ... these, which use the new C fixes.
1514 (math_exception): Escape literal '+' in bypass expression.
1516 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
1519 2000-01-19 Geoff Keating <geoffk@cygnus.com>
1521 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
1524 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1526 * loop.c (loop_optimize): Allocate loop_info structure for each loop
1527 prior to calling scan_loop.
1529 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1531 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
1532 (split_branches, calc_live_regs): Likewise.
1534 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1536 * sh.md (fpu_single, fp_mode): New attributes.
1538 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1540 * loop.c (current_loop_info): Renamed from loop_info_data
1541 and changed to a pointer.
1542 (loop_optimize): Allocate loop_info structure for each loop
1543 and initialise to zero.
1544 (scan_loop): Set current_loop_info.
1546 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
1549 2000-01-19 Richard Henderson <rth@cygnus.com>
1551 * stupid.c: Die die die.
1552 * Makefile.in (OBJS): Remove stupid.o.
1553 (stupid.o): Likewise.
1555 * except.c (emit_eh_context): Don't emit USEs for stupid.
1556 * explow.c (probe_stack_range): Likewise.
1557 * flags.h (obey_regdecls): Remove.
1558 * flow.c (find_basic_blocks): Don't run try_merge_blocks
1559 when not optimizing.
1560 (life_analysis): Limit data collection when not optimizing.
1561 (mark_regs_live_at_end): Always mark the return value registers.
1562 (mark_used_regs): Remove dummy RETURN case.
1563 (print_rtl_with_bb): Don't consult obey_regdecls.
1564 * function.c (use_variable, use_variable_after): Remove.
1565 (assign_parms): Consult optimize not obey_regdecls.
1566 (expand_function_start): Don't emit USEs for stupid.
1567 (expand_function_end): Likewise.
1568 * global.c (build_insn_chain): Export.
1569 * integrate.c (expand_inline_function): Kill return-value USE
1571 * jump.c (jump_optimize_1): Do simple jump optimizations and
1572 dead code elimination.
1573 (calculate_can_reach_end): Remove check_deleted argument.
1574 (delete_insn): Patch out insns even when not optimizing.
1575 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
1576 * rtl.h (use_variable, use_variable_after): Remove declarations.
1577 (build_insn_chain): Declare.
1578 * stmt.c (expand_value_return): Don't emit USEs for stupid.
1579 (expand_end_bindings): Likewise.
1580 (expand_decl): Likewise. Consult optimize not obey_regdecls.
1581 * toplev.c (obey_regdecls): Remove.
1582 (rest_of_compilation): Don't set it. Kill stupid in favour of
1583 flow1, local-alloc, and reload.
1584 (main): Don't set obey_regdecls.
1586 * config/nextstep.c (handle_pragma): Likewise.
1588 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
1590 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
1592 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1594 * alpha-protos.h: PROTO -> PARAMS.
1595 * alpha.c: Likewise.
1597 * h8300.c: Likewise.
1598 * i386-protos.h: Likewise.
1600 * m32r-protos.h: Likewise.
1603 * mips.md: Likewise.
1604 * gmon-sol2.c: Likewise.
1605 * sparc.c: Likewise.
1607 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1609 * ns32k-protos.h: New file.
1611 * ns32k.c: Fix compile time warnings.
1613 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
1616 * ns32k.md: Likewise.
1618 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1620 * vax-protos.h: New file.
1622 * vax.c: Fix compile time warnings.
1624 * vax.h: Move prototypes to vax-protos.h. Fix compile time
1629 * vaxv.md: Likewise.
1631 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1633 * romp-protos.h: New file.
1635 * romp.c: Fix compile time warnings.
1637 * romp.h: Move prototypes to romp-protos.h. Fix compile time
1640 * romp.md: Likewise.
1642 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1644 * we32k-protos.h: New file.
1646 * we32k.c: Fix compile time warnings.
1648 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
1651 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1653 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1655 * except.c (eh_regs): Likewise.
1657 * final.c (output_operand): Likewise.
1659 * fold-const.c (target_isinf, target_isnan): Likewise.
1661 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1663 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
1664 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
1666 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
1668 (clrstrsi): Rewrite.
1669 (strsethi, strsetqi): New expanders.
1670 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
1671 (cmpstrsi): Emit compare insn before cmpstrsi_1
1672 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
1673 (strlensi_1): Likewise.
1674 (cmpstrsi_1): Likewise; do not output compare.
1675 (strlen expander): Do not unroll when optimizing for size.
1676 (*subsi3_carry): Rename to subsi3_carry
1677 (addqi3_cc): New pattern.
1678 * i386.h (processor_costs): Add move_ratio field.
1679 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
1680 * i386.c (*_cost): Set move_ratio.
1681 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
1682 (x86_expand_strlensi_1): Rewrite the main loop.
1684 2000-01-17 Richard Henderson <rth@cygnus.com>
1686 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
1687 * cse.c (find_comparison_args, fold_rtx): Likewise.
1688 * integrate.c (subst_constants): Likewise.
1689 * loop.c (get_condition): Likewise.
1691 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
1693 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
1695 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1697 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
1698 (RESTORE_WARN_FLAGS): Unpack it.
1699 Change semantic type of extension to ttype.
1700 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
1701 * c-parse.y, c-parse.c, objc/objc-parse.y,
1702 objc/objc-parse.c: Regenerate.
1704 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
1706 * fixinc/fixlib.c: Add copyright notice.
1707 (compile_re): New function.
1708 * fixinc/fixlib.h: Prototype compile_re.
1710 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
1711 Use compile_re to compile regular expressions.
1713 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
1714 where the pattern matched.
1716 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
1718 (ultrix_ansi_compat): Likewise.
1719 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
1721 (interactv_add2, interactv_add3): Delete.
1722 (x11_sprintf): Don't use filename glob.
1723 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
1726 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1728 * print-rtl.c: PROTO -> PARAMS.
1730 * reg-stack.c: Likewise.
1731 * resource.c: Likewise.
1732 * sdbout.h: Likewise.
1733 * simplify-rtx.c: Likewise.
1734 * stor-layout.c: Likewise.
1735 * stupid.c: Likewise.
1736 * xcoffout.c: Likewise.
1737 * xcoffout.h: Likewise.
1739 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1741 * toplev.c: PROTO -> PARAMS.
1742 * toplev.h: Likewise.
1745 * unroll.c: Likewise.
1746 * varasm.c: Likewise.
1747 * varray.c: Likewise.
1748 * varray.h: Likewise.
1750 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1752 * reload.c: PROTO -> PARAMS.
1753 * reload.h: Likewise.
1754 * reload1.c: Likewise.
1755 * reorg.c: Likewise.
1756 * resource.h: Likewise.
1759 * rtlanal.c: Likewise.
1760 * sbitmap.h: Likewise.
1761 * sdbout.c: Likewise.
1762 * stack.h: Likewise.
1764 * system.h: Likewise.
1766 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1768 * machmode.h: PROTO -> PARAMS.
1769 * mbchar.h: Likewise.
1770 * mips-tdump.c: Likewise.
1771 * mips-tfile.c: Likewise.
1772 * optabs.c: Likewise.
1773 * output.h: Likewise.
1774 * prefix.c: Likewise.
1775 * profile.c: Likewise.
1776 * protoize.c: Likewise.
1778 * recog.c: Likewise.
1779 * recog.h: Likewise.
1780 * regclass.c: Likewise.
1781 * regmove.c: Likewise.
1784 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1786 * ggc-common.c: PROTO -> PARAMS.
1787 * ggc-page.c: Likewise.
1788 * ggc-simple.c: Likewise.
1790 * global.c: Likewise.
1791 * graph.c: Likewise.
1792 * gthr-win32.h: Likewise.
1793 * haifa-sched.c: Likewise.
1794 * halfpic.h: Likewise.
1795 * integrate.c: Likewise.
1796 * integrate.h: Likewise.
1799 * local-alloc.c: Likewise.
1803 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1805 * genattr.c: PROTO -> PARAMS.
1806 * genattrtab.c: Likewise.
1807 * gencheck.c: Likewise.
1808 * gencodes.c: Likewise.
1809 * genconfig.c: Likewise.
1810 * genemit.c: Likewise.
1811 * genextract.c: Likewise.
1812 * genflags.c: Likewise.
1813 * gengenrtl.c: Likewise.
1814 * genopinit.c: Likewise.
1815 * genoutput.c: Likewise.
1816 * genpeep.c: Likewise.
1817 * genrecog.c: Likewise.
1819 2000-01-16 Mark Mitchell <mark@codesourcery.com>
1821 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
1823 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1825 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
1826 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
1827 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
1828 * configure, config.in: Rebuilt.
1830 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
1832 * config/i386/i386.md: Add peephole to merge successive stack
1835 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
1837 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
1838 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
1839 when walking backwards to find all the parameter loads when
1840 the basic block ends in a call.
1842 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1844 * loop.c (this_loop_info): Delete.
1845 (uid_loop): Add in place of uid_loop_num. All uses updated.
1846 (loop_number_exit_count): Delete and replace with entry in loop
1847 structure. All uses updated.
1848 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
1849 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
1850 (loop_outer_loop): Likewise.
1851 (loop_invalid, loop_number_exit_labels): Likewise.
1852 (loop_used_count_register): Delete and replace with entry in
1853 loop_info structure.
1854 (find_and_verify_loops): Add loops argument.
1855 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
1856 loop_end, etc. arguments with loop structure pointer. All callers
1858 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
1859 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
1860 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
1861 (insert_bct): Likewise.
1862 (basic_induction_var): New argument level.
1863 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
1864 vtop, and cont. Add used_count_register.
1865 (uid_loop): Delete declaration.
1866 (loop_number_exit_count): Likewise.
1867 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
1868 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
1869 (loop_outer_loop, loop_used_count_register): Likewise.
1870 (loop_invalid, loop_number_exit_labels): Likewise.
1871 (unroll_loop): Replace loop_start and loop_end arguments
1872 with loop structure pointer.
1873 (loop_precondition_p, loop_iterations): Likewise.
1874 Include basic-block.h.
1875 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
1876 with loop structure pointer.
1877 (loop_precondition_p, loop_iterations): Likewise.
1878 * basic-block.h (struct loop): New entries vtop, cont,
1879 cont_dominator, start, end, top, scan_start, exit_labels,
1881 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
1883 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1885 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
1887 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
1889 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
1891 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1893 * pdp11-protos.h: New file.
1895 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
1898 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
1901 * pdp11.md: Likewise.
1905 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1907 * mn10300-protos.h: New file.
1909 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
1912 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
1915 * mn10300.md: Likewise.
1917 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1919 * mn10200-protos.h: New file.
1921 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
1924 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
1927 * mn10200.md: Likewise.
1929 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1931 * h8300-protos.h: New file.
1933 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
1936 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
1939 * h8300.md: Likewise.
1941 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1943 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
1944 (asm_emit_uninitialised): Likewise.
1946 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
1948 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
1949 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
1951 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
1953 * config/mips/mips.c (override_options): Don't turn on extra
1954 alignment for mips16.
1956 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
1958 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
1959 eabi, and make sure queued POSTINCREMENT rtl is emitted at
1962 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
1964 * builtins.c (PAD_VARARGS_DOWN): Define.
1965 (std_expand_builtin_va_arg): Use the above macro.
1966 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
1967 * tm.texi (Register Arguments): Document the above macro.
1969 2000-01-14 Nick Clifton <nickc@cygnus.com>
1971 * emit-rtl.c (emit_insn): If checking is enabled, make sure
1972 that this function has not been used to emit a jump
1975 * jump.c (return_jump_1): Cope with being passed a null rtx.
1977 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1979 * eh-common.h: PROTO -> PARAMS.
1980 * emit-rtl.c: Likewise.
1981 * errors.c: Likewise.
1982 * errors.h: Likewise.
1983 * except.c: Likewise.
1984 * except.h: Likewise.
1985 * explow.c: Likewise.
1986 * expmed.c: Likewise.
1989 * final.c: Likewise.
1990 * fix-header.c: Likewise.
1992 * fold-const.c: Likewise.
1993 * function.c: Likewise.
1994 * function.h: Likewise.
1996 * gcov-io.h: Likewise.
2000 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2002 * sh-protos.h: New file.
2004 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
2005 Add static prototypes. Fix compile time warnings.
2007 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
2011 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2013 * arc-protos.h: New file.
2015 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
2018 * arc.h: Move prototypes to arc-protos.h. Fix compile time
2023 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2025 * dsp16xx-protos.h: New file.
2027 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
2030 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
2033 * dsp16xx.md: Likewise.
2035 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2037 * convex-protos.h: New file.
2039 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
2042 * convex.h: Move prototypes to convex-protos.h. Fix compile time
2045 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2047 * elxsi-protos.h: New file.
2049 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
2052 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
2055 * elxsi.md: Likewise.
2057 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
2059 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
2060 case for moving from HI/LO/HI_LO_REG. This makes the behavior
2061 match the comment for MIPS16.
2063 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
2065 * flow.c (split_edge): Do not call set_block_for_insn if we
2066 do not have a basic_block_for_insn structure.
2068 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
2069 and destination functions are 32bit aligned within the trampoline.
2070 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
2071 (TRAMPOLINE_ALIGNMENT): Define.
2073 * cse.c (cse_insn): When changing (set (pc) (reg)) to
2074 (set (pc) (label_ref)), verify the change creates a valid insn.
2076 * fr30.c (call_operand): Tighten and rework to match rules for
2077 call RTL expressions.
2078 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
2079 * fr30.md (call patterns): Improve constraints.
2081 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
2083 * fr30.c (fr30_expand_epilogue): Revert last change.
2084 Use emit_jump_insn for the return insn.
2086 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
2087 Stan Cox <scox@cygnus.com>
2089 * predict.c: New file. Preliminary infrastructure work for static
2090 branch prediction and basic block reordering.
2091 * basic-block.h: Add prototype for estimate_probability.
2092 * Makefile.in: Add rules for predict.o.
2094 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
2096 * fixincludes (va_list): Use __not_va_list__ for the dummy.
2097 * fixinc/*: Likewise.
2099 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2101 * cccp.c: PROTO -> PARAMS.
2103 * collect2.c: Likewise.
2104 * combine.c: Likewise.
2105 * convert.h: Likewise.
2107 * dbxout.c: Likewise.
2108 * dbxout.h: Likewise.
2109 * diagnostic.c: Likewise.
2110 * doprint.c: Likewise.
2111 * dwarf2out.c: Likewise.
2112 * dwarf2out.h: Likewise.
2113 * dwarfout.c: Likewise.
2114 * dwarfout.h: Likewise.
2115 * dyn-string.h: Likewise.
2117 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2119 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
2120 macro conditionals guarding use.
2122 * dwarf2out.c: Include "tm_p.h".
2124 * function.c (locate_and_pad_parm): Mark parameter with
2126 (expand_function_end): Likewise for variable `context'.
2128 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
2130 2000-01-13 Nick Clifton <nickc@cygnus.com>
2132 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
2133 register to prevent compile time warnings.
2135 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
2137 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
2138 to avoid -Wtraditional warning.
2140 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2142 * 1750a-protos.h: New file.
2144 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
2147 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
2150 * 1750a.md: Likewise.
2152 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2154 * a29k-protos.h: New file.
2156 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
2159 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
2162 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2164 * clipper-protos.h: New file.
2166 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
2169 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
2172 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2174 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
2176 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
2178 * configure.in (--enable-new-gxx-abi): New option.
2179 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
2180 * Makefile.in (GXX_ABI_FLAG): New variable.
2181 * configure: Regenerate.
2183 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2185 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
2186 * tm.texi (FORCE_STRUCT_BLK): Document.
2187 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
2189 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
2191 * config/ns32k/ns32k.md: Revert Jan 9 change.
2193 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
2194 to a mode-test, if the predicate is address_operand.
2196 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
2198 * combine.c (if_then_else_cond): Be careful about what kinds
2199 of RTL expressions are passed to operand_subword.
2201 * flow.c (split_edge): If we have to insert a new jump, make
2202 sure to associate it with a basic block.
2204 * flow.c (commit_one_edge_insertion): A block with one successor
2205 can end in a JUMP_INSN that is not a simplejump.
2207 2000-01-12 Robert Lipe <robertl@sco.com>
2209 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
2210 (BUILD_VA_LIST_TYPE): Define.
2211 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
2214 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
2216 * cccp.c (do_pragma): Add cast to (char *).
2218 2000-01-12 Richard Henderson <rth@cygnus.com>
2219 Fred Fish <fnf@be.com>
2220 Jason Merrill <jason@cygnus.com>
2222 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
2223 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
2224 * i386/beos-elf.h, i386/beos-pe.h: New files.
2226 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
2227 * cross-make (SYSTEM_HEADER_DIR): Define using
2228 CROSS_SYSTEM_HEADER_DIR.
2230 * gcc.c (LIBRARY_PATH_ENV): Provide default.
2231 (process_command): Use it.
2232 (main): Likewise. Kill trailing = from env vars.
2233 (build_search_list): Put it back.
2234 * collect2.c (main): Use LIBRARY_PATH_ENV.
2236 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
2237 * toplev.c: Use NEED_DECLARATION_ENVIRON.
2239 * tm.texi (Frame Layout): Document SMALL_STACK.
2240 * c-common.c (c_common_nodes_and_builtins): Check it.
2242 * system.h: Undef alloca after including glibc's <stdlib.h>,
2243 if USE_C_ALLOCA is defined.
2245 * gcc.c (set_input): New fn.
2246 (main): After all input files are compiled, reset the input file
2249 * aclocal.m4 (rindex, index): If already defined, don't attempt
2252 * ginclude/varargs.h: (__va_list__): Define ifndef.
2253 * ginclude/stdarg.h: Likewise.
2255 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
2256 instead of unsigned char.
2258 * hash.h (true, false, boolean): Undef before enum.
2260 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
2261 proper type of "HOST_WIDE_INT *", rather than their natural type of
2262 "unsigned HOST_WIDE_INT *".
2264 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2266 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
2268 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
2270 * regclass.c (choose_hard_reg_mode): Likewise.
2272 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
2274 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
2276 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2278 * c-common.c: PROTO -> PARAMS.
2279 * c-common.h: Likewise.
2280 * c-decl.c: Likewise.
2281 * c-iterate.c: Likewise.
2282 * c-lang.c: Likewise.
2283 * c-lex.c: Likewise.
2284 * c-lex.h: Likewise.
2285 * c-parse.in: Likewise.
2286 * c-pragma.c: Likewise.
2287 * c-pragma.h: Likewise.
2288 * c-tree.h: Likewise.
2289 * c-typeck.c: Likewise.
2290 * objc/objc-act.c: Likewise.
2291 * objc/objc-act.h: Likewise.
2293 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2295 * m88k-protos.h: New file.
2297 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
2300 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
2302 * m88k.md: Likewise.
2304 * tekXD88.h: Likewise.
2306 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2308 * m68k-protos.h: New file.
2310 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
2313 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
2315 * mot3300.h: Likewise.
2317 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
2319 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
2321 (extract_bitlist): Declare bitlen.
2323 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
2325 * cccp.c: Accept and ignore -lang-fortran.
2327 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
2328 qualifiers don't match at any level of pointerness.
2330 2000-01-12 Robert Lipe <robertl@sco.com>
2332 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
2334 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
2336 * reload1.c (reload_reg_unavailable): New static variable.
2337 (reload_reg_free_p): Test it.
2338 (reload_reg_free_for_value_p): Test it instead of
2340 (choose_reload_regs_init): Compute it.
2342 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
2344 * reorg.c (fill_slots_from_thread): Check modified_in_p
2347 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
2349 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
2350 these nodes even if INTERNALS is not set.
2352 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
2354 * gcse.c (delete_null_pointer_checks_1): Cope when
2355 get_condition cannot determine the condition.
2357 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
2359 * toplev.h (set_message_length): Declare.
2361 * diagnostic.c (obstack_chunk_alloc): Define macro.
2362 (obstack_chunk_free): Likewise.
2363 (struct output_buffer): New data structure.
2365 (output_maximum_width): New variable.
2366 (doing_line_wrapping, set_message_length, init_output_buffer,
2367 get_output_prefix, output_space_left, emit_output_prefix,
2368 output_newline, output_append, output_puts, dump_output,
2369 vbuild_message_string, build_message_string, build_location_prefix,
2370 voutput_notice, output_printf, line_wrapper_printf,
2371 vline_wrapper_message_with_location): New functions. Implement
2372 automatic line wrapping.
2373 (v_message_with_decl): Make it handle automatic line wrapping.
2374 (v_error_with_file_and_line): Likewise.
2375 (v_warning_with_file_and_line): Likewise.
2376 (announce_function): Likewise.
2377 (default_print_error_function): Likewise.
2379 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
2381 * cpplib.h (struct cpp_options): Change lang_asm to char.
2383 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
2384 done in cpp_handle_option now.
2385 (initialize_builtins): Take out special case code used only by
2387 (cpp_handle_option): Turn off trigraphs and trigraph warnings
2388 if -traditional. Recognize -lang-fortran and set
2389 lang_fortran, also turn off cplusplus_comments.
2390 (print_help): Document -lang-fortran.
2391 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
2392 lang_asm. Ignore all directives other than `# 123 "file"' if
2394 (cpp_get_token): If -traditional, don't recognize directives
2395 unless the # is in column 1.
2396 (parse_string): If lang_fortran or lang_asm, silently
2397 terminate strings ('' or "") at end of line.
2398 Remove unnecessary braces.
2400 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2401 Richard Henderson <rth@cygnus.com>
2403 * resource.c (mark_referenced_resources): Mark a set strict_low_part
2405 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
2406 strict_low_part when possible.
2408 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2410 * alias.c: PROTO -> PARAMS.
2411 * basic-block.h: Likewise.
2412 * bitmap.c: Likewise.
2413 * bitmap.h: Likewise.
2414 * builtins.c: Likewise.
2415 * c-aux-info.c: Likewise.
2416 * caller-save.c: Likewise.
2417 * calls.c: Likewise.
2419 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2421 * Makefile.in (toplev.o): Depend on regs.h.
2423 * output.h (tdesc_section): Prototype.
2425 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
2427 * sdbout.c: Include "tm_p.h".
2429 * toplev.c: Include "regs.h".
2431 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
2433 * unroll.c (unroll_loop): Add EH support.
2435 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2437 * pa-protos.h: New file.
2439 * pa.c: Include recog.h and tm_p.h.
2440 (compute_zdepwi_operands, compute_movstrsi_length,
2441 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
2442 find_addr_reg, import_milli): Add static prototypes.
2443 (pa_cpu_string, pa_arch_string): Constify a char*.
2444 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
2445 (read_only_operand): Add argument `mode'.
2446 (singlemove_string, output_move_double, output_fp_move_double,
2447 output_block_move, output_and, output_ior, output_ascii,
2448 remove_useless_addtr_insns, milli_names, output_mul_insn,
2449 output_div_insn, output_mod_insn, output_arg_descriptor,
2450 output_cbranch, output_bb, output_bvb, output_dbra, ,
2451 output_millicode_call, output_call, hppa_encode_label,
2452 output_parallel_movb, output_parallel_addb): Constify a char*.
2453 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
2454 (output_parallel_addb): Remove extra arg to `constrain_operands'
2456 * pa.h: Move all prototypes to pa-protos.h.
2457 (pa_cpu_string, pa_arch_string): Constify a char*.
2458 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
2460 * pa.md: Call `function_label_operand' with mode argument.
2461 Likewise for `read_only_operand'.
2462 Fix nesting of parens in call to `symbolic_operand'.
2464 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2466 * i860-protos.h: New file.
2468 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
2471 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
2473 * i860.md: Likewise.
2475 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
2477 * i386.md (movstrsi expander): Rewrite.
2478 (movstrsi_1 insn): Deleted.
2479 (strmovhi, strmovqi expander): New expanders.
2480 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
2481 * i386.c (x86_single_stringop): New global variable.
2482 * i386.h (x86_single_stringop): Declare.
2483 (TARGET_SINGLE_STRINGOP): New macro.
2485 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
2487 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
2488 integer vararg POSTINCREMENT before the destination of the jump
2489 for the hard fp case.
2490 (function_arg_pass_by_reference): Pass a copy of CUM to
2493 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
2494 for CONSTANT_ADDRESS_P above while loop for subreg.
2496 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
2498 * flow.c (propagate_block): When a prologue/epilogue insn
2499 is marked dead, unconditionally clear libcall_is_dead and
2500 insn_is_dead, and only dump rtl if warnings aren't being
2503 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
2505 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
2506 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
2507 (FIXED_REGISTERS): Set dirflag as fixed.
2508 (CALL_USED_REGISTERS): Set dirflag as used.
2509 (REG_ALLOC_ORDER): Set dirflag as last one.
2510 (DIRFLAG_REG): New macro.
2511 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
2512 (HI_REGISTER_NAMES): Add dirflag.
2513 (DEBUF_PRINT_REG): Handle dirflag.
2514 * i386.md (type attribute): New cld and str types.
2515 (length_opcode attribute): Set cld and str to 1.
2516 (memory attribute): Set str to unknown - it is not clear from the
2518 (pent_np function unit): Prefixed string operations takes 12 cycles
2519 minimally; cld takes 2 cycles.
2520 (ppro_uops attribute): Str is "many" and cld is "few".
2521 (ppro_p0 unit): Handle cld here.
2522 (k6_alux unit): Handle cld and str types.
2523 (k6_load unit): It is ocupied by str opcodes.
2524 (k6_store unit): It is ocupied by str opcodes.
2525 (athlon_decode): Str is vector decoded.
2526 (athlon_ieu): Handle str and cld.
2528 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
2529 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
2530 cmpstrsi_nz_1 insn): Do not output cld instruction
2532 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
2534 * gcc.texi (G++ and GCC): Add Java and Chill.
2535 (Bug Critera): Don't list languages.
2537 * gcc.texi (Incompatibilities): No longer claim most C compilers
2540 * gcc.texi (G++ and GCC): Update other front-ends list.
2542 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
2544 * i386.c (ix86_expand_setcc): Fix typo.
2545 (ix86_expand_movcc): Similarly.
2547 * Band-aid until haifa's bitset implementation is nuked.
2548 * haifa-sched.c (extract_bitlst): New parameter for size of the
2549 bitset in bits. All callers changed. Avoid looking at undefined
2551 (edgeset_bitsize): New variable.
2552 (schedule_region): Initialize edgeset_bitsize.
2554 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2556 * Makefile.in (optabs.o): Depend on real.h
2557 (resource.o): Depend on insn-attr.h
2559 * builtins.c (result_vector): Wrap prototype in macro conditions
2560 governing definition and use.
2562 * c-common.c: Include tm_p.h.
2564 * c-lex.c: Likewise.
2566 * elfos.h: Constify a char*.
2568 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
2569 (get_attr_length, shorten_branches, profile_after_prologue): Mark
2570 parameter with ATTRIBUTE_UNUSED.
2572 * fold-const.c (exact_real_inverse): Wrap variable `i' in
2575 * haifa-sched.c (schedule_insns): Mark parameter with
2578 * optabs.c: Include real.h.
2580 * real.h (ereal_atof): Add prototype arguments.
2582 * resource.c: Include insn-attr.h.
2584 * sdbout.c (sdbout_queue_anonymous_type,
2585 sdbout_dequeue_anonymous_types): Wrap in macro
2586 SDB_ALLOW_FORWARD_REFERENCES.
2587 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
2590 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
2592 * stupid.c: Include tm_p.h.
2594 * tree.c (real_value_from_int_cst): Mark parameter with
2597 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2599 * i960-protos.h: New file.
2601 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
2604 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
2606 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2608 * combine.c (expand_field_assignment): Do not discard SUBREGs
2609 while computing nonzero_bits.
2611 2000-01-09 Nick Clifton <nickc@cygnus.com>
2613 * config/arm/arm.c: Fix compile time warnings about signed vs
2615 * config/arm/arm.h: Fix compile time warnings about signed vs
2618 2000-01-09 Philip Blundell <philb@gnu.org>
2620 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
2621 than `ldm' with only one register.
2622 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
2625 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
2628 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
2630 * config/ns32k/ns32k.md (load or push effective address): Operand 1
2633 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2635 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
2636 assignment used as truth value.
2638 * function.c (assign_temp): Mark parameter `dont_promote' with
2639 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
2640 PROMOTE_FOR_CALL_ONLY.
2642 * genrecog.c (write_subroutine): Mark variable `operands' with
2645 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
2648 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
2649 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
2651 * toplev.c (note_deferral_of_defined_inline_function): Likewise
2654 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2656 * config/c4x.h: Tidy up comments.
2657 * config/c4x.c: Likewise.
2659 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
2661 * fold-const.c (lshift_double, rshift_double): Handle
2662 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
2664 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2666 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
2667 in prepare_function_start().
2669 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
2671 * config/v850/v850.c (expand_epilogue): Interrupt functions no
2672 longer allocate extra stack for function calls.
2674 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2676 * config/c4x/c4x.md (*subqf3_set): Fix typo.
2678 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2680 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
2682 2000-01-07 David Edelsohn <edelsohn@gnu.org>
2684 * rs6000.c (processor_target_table): Add power3 as alias for 630.
2685 * aix43.h: Revert Aug 2 change.
2686 (HAS_INIT_SECTION): Define, not visible yet.
2687 (LD_INIT_SWITCH): Define, not visible yet.
2688 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
2690 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
2692 * collect2.c (main): Expand ld2 size further.
2693 (export_object_lst): Cast assignment to avoid warning.
2694 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
2695 (scan_prog_file, COFF): Do not collect initialization or
2696 finalization functions generated for entire shared object if
2697 init/fini support present.
2699 2000-01-07 Nick Clifton <nickc@cygnus.com>
2701 * config/elfos.h: Tidy up formatting of marcos. Make sure
2702 that .section directives are always prefixed by a tab.
2704 * config/svr4.h: Add #include "elfos.h" and remove duplicate
2707 2000-01-07 Matt Austern <austern@sgi.com>
2709 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
2712 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
2714 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
2716 (crtbegin.o, s-crtS): Likewise.
2718 2000-01-06 Richard Henderson <rth@cygnus.com>
2720 * alpha.md (adddi_2+1): Limit offset such that it will be
2721 loadable with a single ldah+lda pair.
2722 (adddi_2+2): Explicitly fail split if we can't make it work.
2724 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
2726 * protoize.c: Conditionally include unistd.h.
2727 (IS_SAME_PATH_CHAR): New macro.
2728 (IS_SAME_PATH): New macro.
2729 (CPLUS_FILE_SUFFIX): New macro.
2730 (cplus_suffix): New static variable.
2731 (is_abspath): New static function.
2732 (in_system_include_dir): Handle DOS style pathnames.
2733 (file_could_be_converted): Likewise.
2734 (file_normally_convertible): Likewise.
2735 (directory_specified_p): Likewise.
2736 (file_excluded_p): Likewise.
2737 (abspath): Likewise.
2738 (shortpath): Likewise.
2739 (referenced_file_is_newer): Likewise.
2740 (save_def_or_dec): Likewise.
2741 (do_processing): Likewise.
2743 (edit_file): Likewise. Use rename instead of link.
2744 (rename_c_file): Likewise. Don't rename syscalls file.
2745 (munge_compile_params): Define null device for DOS based systems.
2746 (process_aux_info_file): Use binary mode if appliable.
2747 (edit_file): Likewise.
2748 * invoke.texi (Running Protoize): Document C++ suffixes used.
2750 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
2751 IS_DIR_SEPARATOR macros.
2752 * collect2.c: Likewise.
2753 * cppinit.c: Likewise.
2754 * dwarf2out.c: Likewise.
2757 * prefix.c: Likewise.
2759 * toplev.c: Likewise.
2760 * system.h: And move to here.
2762 * prefix.c (update_path): Fix typo in variable name.
2764 2000-01-06 Richard Henderson <rth@cygnus.com>
2766 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
2767 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
2768 (count_reg_sets_1, count_reg_references): Likewise.
2769 (flow_loops_level_compute): Start counting actual loop depth at 1.
2770 (flow_loops_find): Likewise.
2771 * local-alloc.c (update_equiv_regs): Likewise.
2772 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
2774 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
2776 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
2777 FIRST_PSEUDO_REGISTER
2778 * dwarf2out.c: Don't include frame.h
2779 * dwarfout.c: Likewise
2780 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
2783 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
2785 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
2788 * i386.c (movsf splitter): Fix typo in my last checkin.
2790 2000-01-05 Nick Clifton <nickc@cygnus.com>
2792 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
2793 own definition of this macro.
2794 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
2795 flag_data_sections or UNIQUE_SECTION_P are true.
2797 * tm.texi (UNIQUE_SECTION): Document that it can be called for
2798 unitialised data decls.
2800 * config/i386/winnt.c (i386_pe_unique_section): Cope with
2801 being called for uninitialised data.
2803 * config/i386/interix.c (i386_pe_unique_section): Cope with
2804 being called for uninitialised data.
2806 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
2807 for uninitialised data.
2809 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
2810 for uninitialised data.
2812 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
2813 for uninitialised data.
2815 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
2816 (UNIQUE_SECTION_P): Always generate a unique section if
2817 flag_data_sections is true.
2818 (UNIQUE_SECTION): Also generate unique sections for
2820 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
2821 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
2824 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2826 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
2829 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2831 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
2832 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
2833 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
2834 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
2835 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
2837 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
2839 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
2841 * c-decl.c (finish_enum): Simplify code to determine minimum and
2842 maximum values of the enum, and calculate the type. Remove check
2843 for FUNCTION_DECLs in the values list, which cannot happen. Replace
2844 the DECL_INITIAL of each enumeration constant with a copy converted
2845 to the enumeration type. When updating variant types, don't bother
2846 updating the type itself.
2848 * c-typeck.c (build_binary_op): Simplify conditional expressions
2849 when weeding out spurious signed-unsigned warnings. Add new
2850 spurious warning category: if the unsigned quantity is an enum
2851 and its maximum value fits in signed_type(result_type). Update
2853 (build_conditional_expr): Warn here if one alternative is signed
2854 and the other is unsigned.
2856 2000-01-05 Nick Clifton <nickc@cygnus.com>
2858 * config/fr30/fr30.h: Remove extraneous comments.
2860 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
2862 * reload1.c (choose_reload_regs): When disabling a reload, also
2863 set reload_spill_index to -1.
2865 2000-01-04 Joel Sherrill (joel@OARcorp.com>
2867 * configure.in (m68*-*-rtemscoff*): New target, formal name for
2869 (m68*-*-rtemself*): New target.
2870 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
2871 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
2872 (sparc*-*-rtemself*): New target.
2873 (sparc*-*-rtems*): Now elf not a.out.
2874 * config/i386/rtems.h: Include config/rtems.h.
2875 * config/i386/rtemself.h: Include config/rtems.h.
2876 * config/i960/rtems.h: Include config/rtems.h.
2877 * config/m68k/rtems.h: Include config/rtems.h.
2878 * config/m68k/rtemself.h: Include config/rtems.h.
2879 * config/mips/rtems64.h: Include config/rtems.h.
2880 * config/pa/rtems.h: Include config/rtems.h.
2881 * config/rs6000/rtems.h: Include config/rtems.h.
2882 * config/sh/rtems.h: Include config/rtems.h.
2883 * config/sh/rtemself.h: Include config/rtems.h.
2884 * config/sparc/rtems.h: Include config/rtems.h.
2885 * config/sparc/rtemself.h: Include config/rtems.h
2887 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
2889 * final.c (shorten_branches): Correctly compute length of
2890 asms without operands.
2892 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
2894 * configure.in: Add pj target.
2895 * configure: Regenerate.
2896 * config/pj: New directory.
2897 * config/pj/lib1funcs.S: New file.
2898 * config/pj/linux.h: New file.
2899 * config/pj/pj.c: New file.
2900 * config/pj/pj.md: New file.
2901 * config/pj/pjl.h: New file.
2902 * config/pj/t-pj: New file.
2903 * config/pj/xm-pj.h: New file
2905 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
2907 * toplev.c (rest_of_compilation): Run shorten-branches before
2910 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2912 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
2913 macros so that they're consistent with their names.
2914 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
2915 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
2917 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2919 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
2920 modified inadvertently.
2922 2000-01-04 Joel Sherrill <joel@OARcorp.com>
2924 * configure.in (v850*-*-rtems*): New target.
2925 * configure: Regenerate.
2926 * config/v850/rtems.h: New file.
2928 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
2930 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
2931 (__gthread_key_create): Likewise.
2932 (__gthread_key_dtor): Likewise.
2933 (__gthread_once): Fix logic.
2934 (__gthread_key_delete): Cast away constness.
2936 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
2937 * invoke.texi: Document.
2938 * i386/mingw32.h (CPP_SPEC): Use.
2939 (LIBGCC_SPEC): Likewise.
2940 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
2942 2000-01-04 David Edelsohn <edelsohn@gnu.org>
2944 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
2945 (HANDLE_PRAGMA_PACK): Undefine.
2946 (SLOW_UNALIGNED_ACCESS): Define.
2948 2000-01-04 David Edelsohn <edelsohn@gnu.org>
2950 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
2951 to default definition.
2952 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
2953 (store_fixed_bit_field): Call macro with word_mode and alignment.
2954 (extract_bit_field): Call macro with relevant mode and alignment.
2955 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
2956 to default definition.
2957 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
2959 (move_by_pieces_ninsns): Likewise.
2960 (clear_by_pieces): Likewise.
2961 (emit_push_insn): Likewise.
2962 (store_field): Call macro with relevant mode and alignment.
2963 (expand_expr): Likewise.
2964 (expand_expr_unaligned): Likewise.
2966 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
2967 (SLOW_UNALIGNED_ACCESS): Define.
2968 (CASE_VECTOR_MODE): Always use 32-bit offsets.
2969 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
2970 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
2971 (toc_section): Likewise and .toc pseudo-op.
2972 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
2974 (TEXT_SECTION_ASM_OP): Likewise.
2975 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
2978 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
2979 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
2980 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
2981 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
2982 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
2984 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
2986 * regclass.c: Revert my Jan 4 change to loop cost computation.
2988 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
2990 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
2993 2000-01-04 Stan Cox <scox@cygnus.com>
2995 * haifa-sched.c (build_control_flow): Change unreachable simple
2996 loop test to check if current block has only one predecessor.
2997 (find_rgns): Initialize degree. Use dest as degree index, not src.
2999 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3001 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
3003 * calls.c (expand_call): Likewise for
3004 `old_stack_arg_under_construction'.
3006 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
3008 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
3011 * gcc.c (execute): Likewise for `ut' and `st'.
3013 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
3015 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
3017 * jump.c (jump_optimize_1): Likewise for `temp2'.
3019 * local-alloc.c (block_alloc): Likewise for `r1'.
3021 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
3023 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
3024 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
3026 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
3029 * reload.c (find_reloads): Likewise for `goal_alternative_number'
3030 and `goal_earlyclobber'.
3032 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
3034 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
3036 * stupid.c (stupid_life_analysis): Likewise for `chain'.
3038 * unroll.c (copy_loop_body): Likewise for `copy'.
3040 * varasm.c (output_constructor): Likewise for `byte'.
3042 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
3044 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
3045 all FP constants for constant->reg moves.
3046 (ix86_split_to_parts): Try to convert memory address into immediate
3047 when available in the constant pool.
3048 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
3050 (LEGITIMATE_CONSTANT_P): Return 1.
3051 * i386.md (pushsf): New splitter to convert constant pool memory
3052 reference to immediate.
3053 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
3056 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
3058 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
3059 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
3060 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
3061 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
3062 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
3064 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
3066 * ginclude/stdbool.h: Support compilation as C++.
3068 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3070 * fold-const.c (make_range): Don't try to reverse an unbounded range.
3072 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
3074 * regclass.c (regclass): Properly compute loop_cost. Adjust
3077 * regclass.c: Fix minor whitespace problems.
3079 2000-01-03 Anthony Green <green@cygnus.com>
3081 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
3082 Restore the pic register if required.
3084 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
3086 * c-common.c (format_char_info): Update comment.
3087 (check_format_info): Recognize 'z' modifier in the same way 'Z'
3088 was recognized. Emit warning for formats new in ISO C99 only
3089 if flag_isoc9x is not set.
3091 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
3093 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
3095 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
3097 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
3098 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
3099 (make_compound_operation): Choose cheaper alternative between
3100 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
3102 * regclass.c (op_costs): Remove global variable.
3103 (record_reg_classes): New parameter "op_costs" and "reg_pref".
3104 (record_operand_costs): Break out from ...
3105 (scan_one_insn): ... here.
3106 (dump_regclass): Make dumps nicer.
3107 (regclass): Dump preferrences choosed and changes done during passes.
3109 2000-01-03 Jakub Jelinek <jakub@redhat.com>
3111 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
3113 2000-01-03 Jakub Jelinek <jakub@redhat.com>
3115 * config/sparc/sparc.c (gen_df_reg): New function.
3116 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
3117 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
3118 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
3119 movtf_cc_reg_sp64+1): Use it.
3121 2000-01-02 Mark Mitchell <mark@codesourcery.com>
3123 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
3126 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
3128 * config/i386/i386.c (ix86_expand_unary_operator): Function
3129 definition made void.
3130 (ix86_expand_binary_operator): Update outdated preceding comment.
3131 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
3134 * config/i386/i386.c (override_options): Fix option-name typo.
3136 2000-01-02 Mark Mitchell <mark@codesourcery.com>
3138 * system.h (CEIL): Define.
3139 * builtins.c (CEIL): Remove.
3140 * expmed.c (CEIL): Likewise.
3141 * expr.c (CEIL): Likewise.
3142 * stor-layout.c (CEIL): Likewise.
3144 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3146 * expr.c (store_constructor_field): Fix typo introduced with last
3149 2000-01-01 Mark Mitchell <mark@codesourcery.com>
3151 * tree.h (BINFO_N_BASETYPES): New macro.
3153 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
3155 * expmed.c (emit_store_flag): Prevent losing a pending stack
3156 adjust the same way we prevent losing queued increments.
3158 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3160 * function.c (update_temp_slot_address): Handle case where sum of
3161 temporary address plus offset in register is a valid address.
3163 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3165 * genrecog.c (change_state) Corrected typo.
3167 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3169 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
3170 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
3171 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
3173 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
3175 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
3176 case, expand GT comparisons correctly. Fix a comment before this
3179 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
3181 * dwarfout.c: Include "frame.h"
3182 * dwarf2out.c: Likewise.
3183 * Makefile.in (dwarfout.o): Depend on frame.h
3184 (dwarf2out.o): Likewise.
3186 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
3188 Restore i386 binary compatibility in Dwarf EH info.
3189 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
3190 value of FIRST_PSEUDO_REGISTER.
3191 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
3192 (struct frame_state): Use DWARF_FRAME_REGISTERS.
3193 * dwarfout.c (output_reg_number): Ditto.
3194 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
3195 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
3197 1999-12-29 Bruce Korb <autogen@linuxbox.com>
3199 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
3200 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
3201 (<hack>_RE_CT): not needed
3202 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
3203 rewritten to scan the file text once only
3204 "template<..." test added
3205 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
3206 (is_cxx_header): declaration added
3207 * fixinc/fixtests.c(is_cxx_header): removed
3208 (apply_fix_p_t): removed
3209 (double_slash_test): is_cxx_header is only called once now
3210 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
3211 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
3212 within the templates.
3213 The borken spelling of "broken" was fixed.
3214 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
3215 The default level depends on FIXINC_DEBUG.
3217 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
3220 Otherwise provide a declaration for atexit.
3221 (init_dummy): Make sure dummy call to atexit is nevertheless
3222 called with correct number of args.
3224 * frame.c: Update comments referring to other files.
3226 * libgcc2.c: Likewise.
3228 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3230 * cse.c (free_element, get_element): Remove unused prototypes.
3232 * fold-const.c (extract_muldiv): Initialize variables `op0' and
3235 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
3238 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
3240 * configure.in,configure: case arm for mn10200-*-* now sets
3241 float_format=i32 so that float.h will correctly claim "double"
3242 to be 32 bits. Ran autoconf to generate configure from .in file.
3244 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
3246 * pa.md (conditional zero): If op1 is a register, force it into
3247 the same register as op0.
3249 1999-12-28 Mark Mitchell <mark@codesourcery.com>
3251 * tree.h (BINFO_BASETYPES): Improve documentation.
3253 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * configure.in (--enable-checking): Use a more portable `for'
3258 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3260 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
3261 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
3263 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
3266 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
3267 Delete descriptions.
3269 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
3270 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
3271 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
3272 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
3273 xm-svr4.h: Remove all instances of sys_siglist handling.
3275 1999-12-27 Jakub Jelinek <jakub@redhat.com>
3277 * config/sparc/sparc.md (cmp_zero_qi,
3278 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
3279 cmp_zero_extendqidi2_andcc_set): New patterns.
3281 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
3283 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
3284 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
3285 (fpgnulib.c, xfgnulib.c): Add rules.
3286 * m68k/t-mot3300-gas: Likewise.
3288 1999-12-27 Ian Lance Taylor <ian@zembu.com>
3290 * configure.in: Avoid [[ by using test and changequote. Add
3291 changequote required by 1999-12-14 change.
3292 * configure: Rebuild.
3294 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
3296 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
3298 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
3300 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
3301 * flow.c (find_use_as_address): Likewise.
3302 * function.c (fixup_var_refs_1): Likewise.
3303 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
3304 * jump.c (invert_exp, redirect_exp): Likewise.
3305 * loop.c (replace_call_address): Likewise.
3306 (count_nonfixed_reads): Likewise.
3307 * rtlanal.c (modified_between_p): Likewise.
3308 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
3309 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
3310 * unroll.c (remap_split_bivs): Likewise.
3312 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * diagnostic.c (v_message_with_decl): Use .* format specifier
3315 instead of building the format specifier width manually.
3317 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
3318 determining whether to provide a prototype. Remove the
3319 sys_siglist clause in the conditional.
3321 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3323 * fold-const.c (operand_equal_p): Use memcmp to compare string
3325 Suggested by D. J. Bernstein
3327 1999-12-17 Jakub Jelinek <jakub@redhat.com>
3329 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
3330 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
3332 * config/mips/mips.h (TARGET_64BIT): Likewise.
3333 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
3334 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
3335 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
3336 dsps. Give routines proper names if SI/DI modes are not used.
3337 * longlong.h: Use DWunion instead of DIunion.
3339 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
3341 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
3342 GC_CHECKING, GC_ALWAYS_COLLECT.
3343 * configure.in: Allow --enable-checking with an argument
3344 listing check modes to enable.
3345 * config.in, configure: Rebuilt.
3346 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
3347 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
3348 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
3349 ENABLE_GC_ALWAYS_COLLECT.
3350 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
3352 * tree.h, tree.c: Change ENABLE_CHECKING to
3353 ENABLE_TREE_CHECKING throughout.
3355 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3357 * fold-const.c (fold_truthop): Properly check for FP RHS.
3359 1999-12-24 Mark Mitchell <mark@codesourcery.com>
3361 * toplev.h (note_deferall_of_defined_inline_function): Declare.
3362 * toplev.c (note_deferral_of_defined_inline_function): New
3363 function, split out from ...
3364 (rest_of_compilation): ... here. Use it.
3366 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3368 * expr.c (store_constructor): Don't call clear_storage if size is
3371 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3373 * Makefile.in (toplev.o): Depend on loop.h.
3375 * dwarfout.c: Include tm_p.h.
3377 * emit-rtl.c (restore_emit_status): Mark parameter with
3380 * final.c (final_scan_insn): Likewise.
3382 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
3383 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
3384 flow_depth_first_order_compute, flow_loop_pre_header_find,
3385 flow_loop_tree_node_add, flow_loops_tree_build,
3386 flow_loop_level_compute, flow_loops_level_compute,
3387 flow_loop_outside_edge_p): Add prototypes.
3388 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
3390 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
3391 Mark with ATTRIBUTE_NORETURN.
3393 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
3395 * local-alloc.c (no_conflict_p): Likewise.
3397 * loop.c (insert_bct): Hide definitions of variables with hidden
3399 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
3401 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
3402 with ATTRIBUTE_UNUSED.
3403 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
3404 (reg_scan): Likewise.
3406 * reload.c (find_reloads): Remove unused variables `changed'.
3408 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
3410 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
3411 Remove unused variable `insn'.
3413 * toplev.c: Include loop.h.
3414 (report_file_and_line): Remove unnecessary prototype.
3416 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
3418 * unroll.c (biv_total_increment): Likewise.
3420 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3422 * reload1.c (emit_input_reload_insns): Restore old behaviour
3423 wrt. 'special' reloads.
3425 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
3427 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
3428 hash.h. (cse.c): Don't depend on hashtab.h.
3430 * cse.c: Don't include hashtab.h.
3431 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
3433 * ggc-simple.c: Don't include hash.h.
3435 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
3437 * dwarf2out.c (add_abstract_origin_attribute): Call
3438 gen_abstract_function on our function context.
3440 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
3442 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
3444 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3446 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
3449 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3451 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
3452 constraints to "a!r".
3454 1999-12-21 Mark Mitchell <mark@codesourcery.com>
3456 * Makefile.in (calls.o): Depend on function.h.
3457 (alias.o): Likewise.
3459 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
3461 * reload1.c (emit_reload_insns): Break out code and variables into...
3462 (input_reload_insns, other_input_address_reload_insns,
3463 other_input_reload_insns, input_address_reload_insns,
3464 inpaddr_address_reload_insns, output_reload_insns,
3465 output_address_reload_insns, outaddr_address_reload_insns,
3466 operand_reload_insns, other_operand_reload_insns,
3467 other_output_reload_insns): ... new static variables, and...
3468 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
3469 do_output_reload): ... new functions.
3471 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3473 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
3475 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3477 * md.texi: Add c4x constraints documentation.
3479 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3481 * config/i386/dgux.c (struct option): Rename to
3482 lang_independent_option.
3483 (struct m_options): Add description field.
3484 (output_options): Rename option type, add sep declaration, output
3485 ix86_cpu_string and ix86_arch_string only if set.
3486 (output_file_start): Rename option type.
3488 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
3490 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
3492 (libgcc2.a): Similarly.
3494 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
3496 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
3497 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
3498 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
3500 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
3502 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
3503 Remove redundant initialization of "frexpon" and "expon".
3505 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3507 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
3509 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
3510 (store_constructor_field, expand_expr): Pass new arg.
3512 1999-12-20 Mark Mitchell <mark@codesourcery.com>
3514 * Makefile.in (explow.o): Depend on function.h.
3516 * stor-layout.c (set_sizetype): Fix typo.
3518 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
3520 * function.c (cfun): Renamed from current_function. All users
3522 * function.h (cfun): Rename declaration as well.
3524 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
3525 to be of type regset_head, not regset. All users changed by adding
3527 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
3529 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3531 * config/c4x/rtems.h: New file.
3533 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
3535 * reload1.c (spill_failure): Take class of failed reload as argument
3536 and print it. Caller changed.
3538 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3540 * rs6000.h (SUBTARGET_DEFAULT): New macro.
3541 (TARGET_SWITCHES): Allow subtargets to default switches.
3542 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
3544 1999-12-18 Mark Mitchell <mark@codesourcery.com>
3546 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
3549 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
3551 * cccp.c (main): Define __STDC_VERSION__ as necessary.
3552 * cppinit.c (cpp_handle_option): Likewise.
3554 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
3555 determine when to define.
3557 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
3559 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
3560 cmove with mismatched test and data modes.
3562 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
3564 * c-typeck.c (c_expand_start_case): Don't warn for long switch
3567 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3569 * alias.c: Minor reformatting.
3572 * stor-layout.c: Likewise.
3573 * fold-const.c: Likewise.
3574 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
3575 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
3577 (size_int_wide): Cache nodes even if garbage collecting.
3578 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
3579 of SAVE_EXPR has no side effects.
3580 * cse.c: Move a comment.
3581 * tree.c: Minor reformatting.
3582 (int_size_in_bytes): Return -1 if constant overflows.
3584 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3586 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
3588 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
3590 * objc/objc-parse.c: Regenerate. This file must be rebuilt
3591 after any change to c-parse.in, even if objc-parse.y didn't
3594 1999-12-18 David S. Miller <davem@redhat.com>
3596 * toplev.c (rest_of_compilation): Restore BLOCK tree
3597 reconstruction and branch shortening changes lost in
3598 December 18th change.
3600 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
3602 * config/arm/linux-elf.h: Change all instances of
3603 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
3604 * config/arm/uclinux-elf.h: Likewise.
3606 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
3608 * toplev.c (notice, vmessage, v_message_with_file_and_line,
3609 v_message_with_decl, file_and_line_for_asm,
3610 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
3611 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
3612 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
3613 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
3614 pfatal_with_name, fatal_io_error, need_error_newline,
3615 last_error_function, last_error_tick, announce_function,
3616 default_print_error_function, print_error_function,
3617 report_error_function, fnotice, error_with_file_and_line,
3618 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
3619 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
3620 warning_with_decl, warning_for_asm, warning, pedwarn,
3621 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
3623 (compile_file): Use fnotice instead of notice. Adjust call.
3625 * diagnostic.c: New file.
3627 * Makefile.in (OBJS): Include diagnostic.o
3628 (diagnostic.o): Define dependence.
3630 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3632 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
3635 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3637 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
3639 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
3641 * fixtests.c (is_cxx_header): New fn, split out of
3643 (else_endif_label): Allow "#endif // comment" in C++ headers,
3644 as determined by is_cxx_header.
3645 * fixfixes.c (else_endif_label_fix): Update comment.
3646 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
3648 * genfixes: Correct double thinko in commandline parsing.
3649 * hackshell.tpl: Generate correct sh syntax for bypass
3652 * inclhack.def (all): Whenever an inserted preprocessor
3653 conditional is split over multiple lines, use double
3654 backslashes in this file so the fixed header will be readable.
3656 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
3657 and add bypass entry for correct version of this header.
3658 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
3659 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
3661 (hpux8_bogus_inlines): New fix, split from...
3662 (ultrix_atof_param) ... here.
3663 (math_expression): Add bypass entry keyed to glibc comment
3664 indicating the problem has been dealt with; disable
3665 unnecessary sed operations; update commentary.
3666 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
3667 add select and bypass entries, simplify shell operation.
3668 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
3670 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
3671 ultrix_atof_param): Add select entry.
3672 (stdio_va_list, sunos_mather_decl): Add bypass entry.
3673 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
3674 comments with the fixes they describe.
3676 * c-parse.in (string action): Do not warn about ANSI string
3677 concatenation in system headers. Affects C parser only.
3678 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
3680 1999-12-16 Jakub Jelinek <jakub@redhat.com>
3682 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
3683 compiling libgcc2 the macro depends always on arch cpp defines.
3685 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
3687 * loop.c (insert_loop_mem): Don't record MEMs from inside
3690 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
3692 * regclass.c (regclass): Do not use flowgraph when not optimizing.
3694 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
3695 notes too, create one when replacement failed, attempt to simplify
3697 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
3700 1999-12-16 Mark Mitchell <mark@codesourcery.com>
3702 * crtstuff.c (__dso_handle): Declare.
3703 (__cxa_finalize): Likewise.
3704 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
3707 * invoke.texi: Document -fuse-cxa-atexit.
3709 * tree.h (ptr_type_node): Document.
3710 (const_ptr_type_node): Likewise.
3712 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3714 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
3715 (optimize_reg_copy_2): Likewise.
3716 (optimize_reg_copy_3): Likewise.
3717 (fixup_match_2): Likewise.
3718 (regmove_optimize): Likewise.
3719 (fixup_match_1): Liekwise.
3721 * i386.md (HI to SImode promoting splitters): Rewrite.
3722 (pushsf mem peep2): New.
3723 (testhi to andhi peep2): Remove.
3724 * i386.h (x86_promote_QImode): New.
3725 (TARGET_PROMOTE_QImode): New.
3726 (PREDICATE_CODES): Add promotable_binary_operator.
3727 * i386.c (x86_promote_QImode0: New.
3728 (promotable_binary_operator): New.
3729 * i386-protos.h (promotable_binary_operator): New.
3731 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
3733 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
3735 1999-12-16 Mark Mitchell <mark@codesourcery.com>
3737 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
3738 * function.c (insert_block_after_note): Remove.
3739 (retrofit_block): Likewise.
3740 (identify_blocks): Fix indentation.
3741 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
3742 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
3743 * function.h (insert_block_after_note): Remove prototype.
3744 (retrofit_block): Likewise.
3745 * integrate.c (expand_inline_function): Don't call
3746 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
3747 just expand_start_bindings. Use the block_map to remap old
3748 NOTE_BLOCKs to new ones.
3749 (integrate_decl_tree): Keep track of remapped blocks.
3750 * integrate.h (struct inline_remap): Add block_map.
3751 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
3752 NOTE_BLOCK on the notes.
3753 (expand_start_bindings): Rename to ...
3754 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
3755 (expand_end_bindings): Set NOTE_BLOCK.
3756 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
3757 reconstruct the BLOCK tree.
3758 * tree.h (expand_start_bindings): Macroize. Call ...
3759 (expand_start_bindings_and_block): New function.
3761 1999-12-16 Jakub Jelinek <jakub@redhat.com>
3763 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
3764 to match the format.
3766 1999-12-16 David S. Miller <davem@redhat.com>
3768 * expr.c (emit_move_insn_1): Only emit clobbers if one of
3769 the outputs is a SUBREG.
3770 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
3773 * config/sparc/sparc.c (epilogue_renumber): Add default case
3776 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3778 * toplev.c (rest_of_compilation): Run branch shortening after
3781 * regclass.c (loop_depth): Remove
3782 (scan_one_insn): Do not handle LOOP_NOTE insns.
3783 (regclass): Go through basic blocks and set loop_cost
3785 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
3787 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
3789 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3791 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
3792 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
3793 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
3795 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
3797 * loop.c (insert_loop_mem): Ignore memory clobbers.
3799 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
3802 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
3804 * profile.c: Remove redundant #include "output.h".
3806 * h8300.md (HImode preinc peephole): Fix typo.
3808 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
3810 * function.c (retrofit_block): Abort if we don't find a suitable insn.
3811 (insert_block_after_note): Abort if we don't have a previous block.
3812 Remove FN parameter.
3813 * function.h: Adjust.
3815 1999-12-15 Mark Mitchell <mark@codesourcery.com>
3817 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
3818 argument more than once.
3820 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
3822 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
3824 1999-12-15 Jakub Jelinek <jakub@redhat.com>
3826 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
3828 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3830 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
3831 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
3832 update stack_alignment_needed.
3833 (prepare_function_start): Initialize stack_alignment_needed
3834 * function.h (struct function): Add field stack_alignment_needed.
3836 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3838 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
3839 Handle live_throughout / dead_or_set instead of live_before /
3841 (save_call_clobbered_regs): Get register livenessinformation from
3842 chain->live_throughout.
3843 (add_stored_regs): New function.
3844 (insert_restore, insert_save): Add restored / saved registers to
3846 * global.c (reg_dies): New parameter chain.
3847 (reg_becomes_live): Third parameter is regs_set now.
3848 Changed all callers.
3849 (reg_dies): New parameter chain. Changed all callers.
3850 (build_insn_chain): Set live_throughout instead of
3851 live_before / live_after.
3852 * reload.h (struct insn_chain): Replace members live_before /
3853 live_after with live_throughout / dead_or_set.
3854 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
3855 instead of live_before / live_after.
3856 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
3857 (order_regs_for_reload, find_reg, finish_spills): Likewise.
3858 (choose_reload_regs_init): Likewise.
3859 * stupid.c (current_chain, find_clobbered_regs): Delete.
3860 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
3861 instead of chain->live_before / chain->live_after.
3862 (mark_hard_ref): New function.
3863 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
3865 1999-12-15 David S. Miller <davem@redhat.com>
3867 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
3869 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3871 * flow.c (calculate_loop_depth): Make global, remove prototype,
3872 rewrite to use new loop infrastructure.
3873 (find_basic_block): Remove calculate_loop_depth call.
3874 * toplev.c (rest_of_compilation): Call find_basic_block.
3875 * output.h (calculate_loop_depth): Declare.
3877 * flow.c (dump_flow_info): Dump loop_depth.
3878 (flow_loops_nodes_find): Increase loop_depth for basic block in the
3880 (flow_loops_find): Initialize the loop_depth for each basic block.
3882 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
3884 * tree.c (decl_function_context): Handle virtual functions.
3886 * tlink.c (scan_linker_output): Don't look in demangled name when
3887 looking for linker output keywords.
3889 * dwarfout.c (output_type): We can defer namespace-scope classes.
3891 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
3893 * regclass.c (record_reg_classes): Update comment for merging
3894 register class preferences in reg->reg copies. Tighten conditions
3895 for merging register class preferences in reg->reg copies.
3897 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
3899 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
3901 1999-12-14 Geoff Keating <geoffk@cygnus.com>
3903 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
3904 (INIT_SECTION_ASM_OP): Delete.
3905 (FINI_SECTION_ASM_OP): Delete.
3906 (STARTFILE_SPEC): Define to hold just crtbegin.o.
3908 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
3910 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
3911 the abstract origin wasn't emitted.
3913 * dwarf2out.c (class_scope_p): New fn.
3914 (gen_subprogram_die): Use it.
3915 (gen_variable_die): Use it. Tweak logic.
3916 (gen_struct_or_union_type_die): Check context_die to determine
3917 if we're function-local.
3918 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
3920 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
3922 * loop.c (check_dbra_loop): Can't reverse a biv that has
3925 1999-12-14 Nick Clifton <nickc@cygnus.com>
3927 * config/arm/arm.c: Add support for -mcpu=arm720 command line
3930 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3932 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
3933 for givs made from biv increments.
3935 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
3937 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
3938 * alpha.c (override_options): Recognize -mcpu=ev67.
3939 * alpha.h (CPP_CPU_EV67_SPEC): New.
3940 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
3941 (EXTRA_SPECS): Update.
3943 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
3945 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
3946 appropriate for -lang-c89 and -std=*.
3947 * cppinit.c (cpp_handle_option): Likewise.
3948 (new_pending_define): New, split out from cpp_handle_option.
3949 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
3950 or enable trigraphs for -ansi/-std=*.
3952 * ginclude/stdarg.h (__va_copy): New.
3953 (va_copy): Don't define for C89.
3955 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
3957 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
3958 for long long multiply-accumulate.
3960 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3962 * regclass.c (scan_one_insn): Set loop_cost to 1 when
3963 optimizing for size.
3965 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
3967 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
3968 if something changed. Back out that part of yesterday's changes.
3970 * loop.c (loop_max_reg): New static variable.
3971 (loop_optimize): Initialize it. Eliminate one unnecessary call to
3973 (scan_loop): Call reg_scan_update whenever we may have added new
3974 registers, and update loop_max_reg.
3976 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3978 * regclass.c (record_reg_classes): Do not do the copying preferrencing
3979 when source does not die.
3981 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
3983 1999-12-14 Jakub Jelinek <jakub@redhat.com>
3985 * config/sparc/linux64.h (TARGET_LIVE_G0,
3986 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
3988 * config/sparc/linux.h (TARGET_LIVE_G0,
3989 TARGET_BROKEN_SAVERESTORE): Likewise.
3990 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
3991 TARGET_BROKEN_SAVERESTORE): Likewise.
3993 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
3994 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
3996 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
3997 as sparc64 block profiling register.
3998 * config/sparc/sparc.c (sparc_override_options): Allow block
3999 profiling with -m32.
4000 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
4002 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
4003 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
4004 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
4006 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
4008 * config/sparc/sparc.h: Likewise.
4009 * config/sparc/xm-sysv4-64.h: Likewise.
4010 * config/float-sparc.h: Likewise.
4011 * glimits.h: Likewise.
4012 * longlong.h: Likewise.
4014 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
4015 (ASM_IDENTIFY_GCC): Remove.
4017 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
4019 * combine.c (combine_simplify_rtx): Don't make shared rtl.
4020 (simplify_logical): Likewise.
4022 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
4024 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
4025 * cppfiles.c (INO_T_EQ): Likewise.
4027 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
4029 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
4030 * i386/mingw32.h (LIB_SPEC): Likewise.
4031 (STARTFILE_SPEC): Likewise.
4032 * i386/uwin.h (LIB_SPEC): Likewise.
4033 (STARTFILE_SPEC): Likewise.
4035 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
4036 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
4038 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
4040 * combine.c (combine_simplify_rtx): Fix order of checks for
4041 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
4043 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
4045 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
4046 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
4048 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
4050 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
4052 * regclass.c (inv_reg_alloc_order): New array.
4053 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
4055 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
4056 counted_for_groups, counted_for_nongroups. Add fields rld and
4058 * reload.c (push_secondary_reload): Don't set nongroup field of
4060 (push_reload): Likewise.
4061 (find_reloads): Delete code to compute nongroup fields.
4062 * reload1.c (reload_insn_firstobj): New static variable.
4063 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
4065 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
4066 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
4067 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
4069 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
4071 (struct hard_reg_n_uses): Deleted.
4072 (potential_reload_regs): Deleted.
4073 (init_reload): Initialize spilled_pseudos and pseudos_counted.
4074 (reload): Don't try to allocate reload registers if we already know
4075 we have to make another pass. Call select_reload_regs. Free memory
4076 starting with reload_firstobj when starting another pass.
4077 Don't allocate spilled_pseudos.
4078 (calculate_needs_all_insns): Call copy_reloads for an insn that
4079 needs reloads; don't call calculate_needs.
4080 (spill_cost): New static array.
4081 (used_spill_regs_local): New static variable.
4082 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
4083 to compute potential_reload_regs.
4084 (find_reload_regs): Completely rewritten to use find_reg.
4085 (allocate_reload_reg): Don't test counted_for_groups or
4086 counted_for_nongroups. Lose NOERROR arg and code to give an error;
4088 (choose_reload_regs): Add fallback code that uses the existing
4089 register allocation from find_reload_regs.
4091 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
4093 * flow.c (create_edge_list): Cast xmalloc return value.
4095 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
4097 * doprnt.c: Remove incorrect comment closure.
4099 * cse.c: Fix a few minor whitespace goofs.
4101 1999-12-13 Don Bowman <don@pixstream.com>
4103 * mips/vxworks.h: Fix problem with comment termination.
4104 (EXTRA_SECTIONS): Add in_sbss.
4105 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
4107 1999-12-12 David S. Miller <davem@redhat.com>
4109 * cse.c (struct cse_reg_info): Add hash_next member,
4110 reorder rest of struct for better packing on 64-bit
4112 (cse_reg_info_tree): Kill.
4113 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
4114 REGHASH_FN): New custom pow2 hash mechanism.
4116 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
4117 use a pow2 hash table.
4118 (get_cse_reg_info): Rework to use new REGHASH.
4119 (new_basic_block): Likewise, use HASH_SIZE, and inline
4121 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
4122 and inline free_element call.
4123 (lookup_as_function, insert, flush_hash_table, invalidate,
4124 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
4125 invalidate_for_call, use_related_value, find_comparison_args,
4126 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
4127 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
4130 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
4132 * cse.c (cse_basic_block): Free qty_table consistently.
4134 1999-12-12 David S. Miller <davem@redhat.com>
4135 Jakub Jelinek <jakub@redhat.com>
4137 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
4138 SUBREGs by hand, gen the appropriate hard reg directly.
4139 (movtf reg/mem split): Likewise and alter_subreg on destination
4141 (movtf mem/reg split): Similarly.
4142 (movdf_cc_sp64): Rename from hidden pattern.
4143 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
4144 (movtf_cc_sp64, following split): New pattern and splitter.
4145 (movdf_cc_reg_sp64): Rename from hidden pattern.
4146 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
4148 (movtf_cc_reg_sp64, following split): New pattern and splitter.
4150 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
4152 * loop.c (load_mems): Don't hoist written floating point mem
4155 1999-12-12 Mark Mitchell <mark@codesourcery.com>
4157 * except.h (struct eh_queue): Add `next' pointer.
4158 (struct eh_status): Make x_ehqueue a pointer.
4159 (push_ehqueue): Declare.
4160 (pop_ehqueue): Likewise.
4161 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
4163 (expand_fixup_region_end): Likewise.
4164 (expand_leftover_cleanups): Likewise.
4165 (push_ehqueue): Define.
4166 (pop_ehqueue): Likewise.
4167 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
4168 than doing it inline.
4169 (expand_start_all_catch): Adjust now that ehqueue is a
4171 (mark_eh_queue): Mark all level of the queue.
4172 (mark_eh_status): Adjust now that ehqueue is a
4174 (init_eh_for_function): Allocate ehqueue.
4175 (free_eh_status): Free it.
4176 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
4177 expansion for a fixup.
4179 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4181 * gthr-single.h (__gthread_active_p): Add prototype arguments.
4183 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
4184 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
4185 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
4186 function_ptr, getpagesize, __enable_execute_stack,
4187 __enable_execute_stack, __clear_insn_cache,
4188 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
4189 _cleanup, _exit, __default_terminate, __terminate_func,
4190 __terminate, __empty, __throw, new_eh_context,
4191 eh_context_initialize, eh_context_static, eh_context_specific,
4192 get_eh_context, __get_eh_context, __get_eh_info,
4193 init_reg_size_table, eh_threads_initialize,
4194 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
4195 __unwinding_cleanup, throw_helper, __throw, __rethrow,
4196 __pure_virtual): Add prototype arguments.
4197 (__bb_exit_func): Cast a sizeof to long when comparing against one.
4198 Cast a signed value to unsigned long when comparing against one.
4199 (new_eh_context): Wrap in _GTHREADS macro.
4200 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
4202 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
4203 (throw_helper): Initialize variables `handler_p' and `pc_p'.
4205 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4207 * combine.c (record_promoted_value): Remove unused variable
4210 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
4212 * global.c (record_conflicts): Likewise for `j'.
4214 * genoutput.c (output_insn_data): Don't unnecessarily cast away
4217 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4219 * i386-protos.h (output_387_binary_op, output_fix_trunc,
4220 output_fp_compare): Constify a char*.
4222 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
4224 (override_options, ix86_comp_type_attributes, print_operand,
4225 output_387_binary_op, output_fix_trunc, output_fp_compare):
4227 (ix86_sched_reorder): Mark parameter `clock_var' with
4230 * i386.h (DEBUG_PRINT_REG): Constify a char*.
4232 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
4234 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
4235 operand, for use in the Java front-end.
4237 1999-12-10 Ben Collins <bcollins@debian.org>
4239 * configure.in: Fix typo for "-64" in 64bit as check.
4240 * configure: Rebuilt.
4242 1999-12-10 Jakub Jelinek <jakub@redhat.com>
4244 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
4247 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4249 * c-parse.in (string): With -Wtraditional, warn if ANSI string
4250 concatenation is utilized.
4252 * invoke.texi (-Wtraditional): Document it.
4254 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4256 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
4257 Cast a ptrdiff_t to long and pass it to printf with %ld.
4259 1999-12-10 Geoff Keating <geoffk@cygnus.com>
4261 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
4262 68881, we have no 68881 registers at all.
4263 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
4264 value in a 68881 register if it is available.
4266 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
4268 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
4269 for long long multiply-accumulate.
4271 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
4273 * loop.c (insert_loop_mem): Undo last change.
4275 1999-12-10 David S. Miller <davem@redhat.com>
4277 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
4279 * config/sparc/sparc-protos.h: Add them.
4280 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
4281 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
4282 constraints which use those helpers.
4283 (EXTRA_CONSTRAINT): Use this new macro.
4284 * md.texi: Update sparc target constraints documentation.
4285 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
4286 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
4287 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
4288 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
4289 (movsf high/lo_sum split): Rework for new patterns.
4290 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
4292 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
4294 * c-common.c (c_common_nodes_and_builtins):
4295 Create __builtin_ptrdiff_t and __builtin_size_t.
4297 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
4299 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
4301 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4303 * regclass.c (globalize_reg): Re-instate test that allows
4304 fixed registers to be declared as a variable even after functions
4307 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4309 * i386.md (cpu attribute): Add "athlon".
4310 (athlon_decode): New attribute.
4311 (Athlon scheduling units definitions): New.
4312 (fcmp and shld patterns): Set athlon_decode to "vector".
4313 * i386.c (athlon_cost): New.
4315 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
4316 x86_use_sahf): Set for Athlon.
4317 (x86_use_fiop): Unset for Athlon.
4318 (override_options): Define Athlon alignments and "athlon" name.
4319 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
4320 * i386.h (TARGET_ATHLON): New.
4321 (enum processor_type): Add PROCESSOR_ATHLON.
4322 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
4324 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
4326 1999-12-09 Andreas Jaeger <aj@suse.de>
4328 * loop.c (record_biv): Declare parameter as int.
4330 * config/i386/i386-protos.h: Declare long_memory_operand.
4332 1999-12-09 Mark Mitchell <mark@codesourcery.com>
4334 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
4335 EXPR_WITH_FILE_LOCATION.
4337 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4339 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
4342 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
4344 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
4347 1999-12-09 Jakub Jelinek <jakub@redhat.com>
4349 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
4350 default on linux64 again.
4351 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
4352 models for multilibing.
4353 * genmultilib: Accept | as alternative separator within a set in
4356 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
4358 * calls.c (precompute_arguments): Make sure initial_value contains
4359 value pseudo which CSE expects.
4360 * cse.c (struct set): New entry orig_src.
4361 (cse_insn): Set it early on entry, use it for libcall EQUIV note
4364 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
4366 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
4368 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
4370 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
4372 1999-12-08 Jakub Jelinek <jakub@redhat.com>
4374 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
4375 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
4377 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
4380 * longlong.h: Merge in changes from glibc.
4381 Also don't clobber %g2 register in 32bit SPARC assembly, so that
4382 -mno-app-regs libgcc can be compiled.
4383 * libgcc2.c: Add defines so that the updated longlong.h
4384 can be used in libgcc2.a. Also, make sure on most architectures
4385 (at least on all which have optimized code in longlong.h defined
4386 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
4388 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4390 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
4391 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
4392 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
4394 * configure: Rebuilt.
4396 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
4398 * alpha.c (secondary_reload_class): For !BWX, sub-simode
4399 outputs require a register.
4401 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
4403 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
4404 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
4405 functions like dptoul will be resolved.
4406 (libgcc2.a): Make sure that the object files from DPBIT are named
4407 differently (prefix `_dp') from those that would be coming from
4410 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
4412 * configure.in: When target is sparc* and tm_file contains 64,
4413 test for 64bit support in assembler. If not supported, remove
4414 sparc/t-sol2-64 from target-dependent Makefile fragments.
4415 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
4416 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
4417 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
4418 * acconfig.h (AS_SPARC64_FLAG): Added.
4419 * configure, config.in: Rebuilt.
4420 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
4421 support. Use AS_SPARC64_FLAG.
4423 1999-12-07 Jakub Jelinek <jakub@redhat.com>
4425 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
4426 suitable for holding OFmode values so that gcc works with complex
4428 (hard_64bit_mode_classes): Likewise.
4430 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
4431 so that it is actually matched.
4432 (sethi_di_medlow): Likewise.
4434 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
4435 as legitimate constant if -mvis.
4436 * config/sparc/sparc.md (movtf): Likewise.
4437 (clear_sf): Use const_double_operand.
4438 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
4440 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
4441 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
4442 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
4443 routines, _Qp_* cannot be handled like that now.
4444 (INIT_TARGET_OPTABS): Likewise.
4445 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
4446 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
4447 sparc_emit_float_lib_cmp if ARCH64 and soft float.
4448 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
4449 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
4450 divtf3, sqrttf3): New expanders.
4451 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
4452 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
4453 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
4456 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
4457 * configure: Rebuilt.
4458 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
4459 -mcpu is given and we're doing 64bit compiles.
4461 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
4463 * loop.h (struct induction): Add multi_insn_incr.
4464 * loop.c (basic_induction_var): New multi_insn_incr argument.
4465 Set it if we search back through previous insns for the biv.
4466 (record_biv): New multi_insn_incr argument; fill in struct induction.
4467 (strength_reduce): Discard an iv with multiple bivs, any of
4468 which require multiple insns to increment.
4470 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4472 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
4475 1999-12-06 David S. Miller <davem@redhat.com>
4477 * combine.c (check_promoted_subreg): Do not conditionalize this upon
4478 PROMOTE_FUNCTION_RETURN.
4480 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
4482 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
4483 and handle REG_UNUSED note on insn.
4485 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
4486 inner_mask instead of mask.
4488 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
4490 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
4491 zero if there was an error.
4493 1999-12-06 Jakub Jelinek <jakub@redhat.com>
4495 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
4498 * longlong.h: Fix clobbers in SPARC asm statements.
4500 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
4501 valid sethi operations when TARGET_ARCH64.
4503 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
4504 always use move_by_pieces to avoid infinite recursion.
4505 (restore_fixed_argument_area): Likewise.
4507 * combine.c (check_promoted_subreg, record_promoted_value): New
4509 (combine_instructions): Use them to retain nonzero and sign bit
4510 information after SUBREGs are eliminated by optimizations in
4511 this pass if PROMOTE_FUNCTION_RETURN.
4513 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
4514 .register declaration. Don't use variables with __ prefixes.
4516 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4518 * fold-const.c (optimize_bit_field_compare): Only use one mode
4519 for both RHS and LHS in non-constant case.
4521 1999-12-06 Nathan Sidwell <nathan@acm.org>
4523 * frame.c (start_fde_sort): Only allocate erratic array, if
4524 linear one was allocated. Return allocated flag.
4525 (fde_insert): Only insert, if there's a valid array.
4526 (fde_end_sort): Split, sort and merge if linear and erratic
4527 arrays exist, else just sort linear one.
4528 (search_fdes): New function. Linear search through original fde
4530 (frame_init): Permit multiple initializations. Cope with
4532 (find_fde): Fallback on linear search, if failed to sort array.
4533 (__deregister_frame_info): Only free sorted array, if we
4536 1999-12-06 Jakub Jelinek <jakub@redhat.com>
4538 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
4540 1999-12-05 Jakub Jelinek <jakub@redhat.com>
4542 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
4544 1999-12-05 Mark Mitchell <mark@codesourcery.com>
4546 * tree.h (special_function_p): Declare.
4547 * calls.c (special_function_p): Make it global. Don't take `name'
4548 as a parameter. Fix typo in 1999-11-28 change.
4549 (expand_cal): Adjust.
4551 1999-12-04 Mark Mitchell <mark@codesourcery.com>
4553 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
4554 * tree.h (EXPR_WFL_FILENAME): Define in terms of
4555 EXPR_WFL_FILENAME_NODE.
4556 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
4558 * print-tree.c (print_note): Print TREE_PRIVATE and
4561 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
4562 the original die cannot be found.
4564 * varray.h (varray_head_tag): Add elements_used.
4565 (VARRAY_PUSH): New macro.
4566 (VARRAY_POP): Likewise.
4567 (VARRAY_TOP): Likewise.
4568 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
4570 * varray.c (varray_init): Initialize elements_used.
4571 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
4572 (INTEGRATE_H): New variable.
4573 (integrate.o): Depend on INTEGRATE_H.
4574 (unroll.o): Likewise.
4576 * function.h (insert_block_after_note): Declare.
4577 * function.c (insert_block_after_note): Split out from ...
4578 (retrofit_block): ... here.
4580 * stmt.c (expand_fixup): Fix typo in comment.
4582 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4584 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
4585 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
4586 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
4587 (regmove_optimize, fixup_match_1): Likewise.
4589 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4591 * flow.c (flow_loops_dump): Add missing argument when calling
4594 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
4595 Greg McGary <gkm@gnu.org>
4597 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
4598 (init_attributes): Add A_NO_LIMIT_STACK.
4599 (decl_attributes): Handle A_NO_LIMIT_STACK.
4600 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
4601 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
4602 Handle stack bounds checking.
4603 * flags.h (flag_stack_check): Use the word 'probe' rather than
4604 'check', because the flag doesn't actually cause any checking to
4606 * function.c (expand_function_start): Set
4607 current_function_limit_stack.
4608 * function.h (struct function): Add limit_stack.
4609 (current_function_limit_stack): Define.
4610 * invoke.texi (Code Gen Options): Document new options.
4611 * rtl.h: Declare stack_limit_rtx.
4612 * toplev.c (stack_limit_rtx): New variable.
4613 (decode_f_option): Handle new options -fstack-limit-register=REG,
4614 -fstack-limit-symbol=IDENT, -fno-stack-limit.
4615 (main): Add stack_limit_rtx as GC root.
4616 * tree.h (DECL_NO_LIMIT_STACK): New macro.
4617 (struct tree_decl): New member no_limit_stack.
4619 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
4621 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
4622 (conditional_trap+1): Get new mnemonic correct.
4623 (conditional_trap+2): New pattern for DImode traps.
4625 * config/m68k/m68k.c (output_function_prologue): Handle
4627 * config/m68k/m68k.md (trap): New insn.
4628 (conditional_trap): New insn.
4629 * md.texi (Standard Names): Document `trap' and
4631 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
4632 so a cc0 setter doesn't get emitted at some random place in the
4635 * config/i960/i960.md (trap): New insn.
4636 (conditional_trap): New expander.
4637 (conditional_trap+1, conditional_trap+2): New insns for signed
4639 * config/i960/i960.c (i960_function_prologue): Use
4640 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
4642 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
4643 Geoffrey Keating <geoffk@cygnus.com>
4645 * flags.h (warn_padded, warn_packed): Add global var decls.
4646 * toplev.c (warn_padded, warn_packed): Add global var defns.
4647 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
4648 * stor-layout.c (layout_record): Add local variable `type'
4649 to hold often-used TREE_TYPE (field). Add local variable
4650 `unpacked_align' to hold alignment that would be in force
4651 if no `packed' attribute were present. Warn if `packed' attribute
4652 is unnecessary, or even harmful. Warn when gcc inserts padding
4653 to satisfy alignment requirements of members. Use NULL_TREE
4654 when checking whether var_size is set.
4655 * invoke.texi: Document new flags.
4657 1999-12-03 Nathan Sidwell <nathan@acm.org>
4659 * frame.c (fde_split): Reimplement to avoid variable sized array.
4661 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4663 * combine.c (try_combine): Before fixing up LOG_LINKS for the
4664 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
4666 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
4668 * invoke.texi: Document the mips option -mno-crt0
4670 1999-12-02 Mike Karr <mkarr@mathworks.com>
4672 * cccp.c (argdata): Added free_ptr member.
4673 (macroexpand): Initialize free_ptr of each argument. When an
4674 argument's buffers are freed, if the argument's free_ptr corresponds
4675 to a buffer on the input stack, then return the free_ptr to that stack
4676 frame, otherwise, free it.
4677 (macarg): If an argument begins and ends on the same input stack level,
4678 then transfer the free_ptr of that buffer to the argument in case
4679 the stack is popped during the processing of a subsequent argument.
4681 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
4683 * loop.c (note_reg_stored): New function.
4684 (struct note_reg_stored_arg): New structure.
4685 (try_copy_prop): Change to be more conservative; only replace within
4686 one extended basic block and stop replacing if a store to the
4687 replacement reg is seen.
4689 1999-12-02 Nick Clifton <nickc@cygnus.com>
4691 * config/fp-bit.c: Initialise all fields of the NAN
4694 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
4697 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
4699 * i386.md (extend?f?f2): Force the input into a register, not
4702 1999-12-01 Jakub Jelinek <jakub@redhat.com>
4704 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
4706 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
4707 alternative because setting up 64bit constant is usually costly,
4708 especially when reload is in progress or completed.
4709 (movdf_const_intreg_sp64): Likewise.
4710 (movdf_const_intreg split): Fix building up constants when
4711 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
4713 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
4715 * combine.c (if_then_else_cond): Use const_true_rtx instead of
4716 const1_rtx for return values in EQ/NE comparison against (const_int 0)
4719 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
4720 (asm_file_start): Emit .am33 into assembly file when compiling for
4722 (print_operand_address): Handle POST_INC addresses.
4723 (can_use_return_insn, initial_offset): Check AM33 registers too.
4724 (expand_prologue): Check & save AM33 registers too.
4725 (expand_epilogue): Similarly.
4726 (secondary_reload_class): Handle AM33 specific secondary reloads.
4727 (output_tst): Emit efficient code for the AM33 too.
4728 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
4729 (TARGET_SWITCHES): Add -mam33 switch.
4730 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
4731 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
4732 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
4733 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
4734 (enum reg_class, REG_CLASS_NAMES): Likewise.
4735 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
4736 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
4737 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
4738 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
4739 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
4740 (HAVE_POST_INCREMENT): Define.
4741 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
4742 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
4743 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
4744 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
4745 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
4746 (zero_extend to SI from QI/HI): Likewise.
4747 (sign_extend to SI from QI/HI): Likewise.
4748 (mulsidi3, umulsidi3): New patterns for the AM33.
4749 (tstsi with zero extension from QI/HI): Add AM33 variants.
4750 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
4751 (return_internal_regs, store_movm): Handle new AM33 registers.
4752 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
4753 (LIBGCC, INSTALL_LIBGCC): Likewise.
4754 * invoke.texi: Document new flags.
4756 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
4758 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
4759 (addsi3_carry): Likewise.
4760 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
4761 (sbbsi3_carry): Likewise.
4762 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
4764 (test?i_1): Ensure that only one operand is memory.
4765 (conditional move patterns): likewise.
4766 (shift and rotate patterns): Rewrite to expander, add
4767 "binary_operator_ok" to the condition.
4769 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
4770 * i386.h (procesor_costs): Add movzbl_load field.
4771 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
4772 non-Q registers, accept DImode registers anywhere.
4774 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
4775 * i386.c (*_cost): Set value for movxbl_load field.
4777 * (addsi): New add to lea splitter.
4779 (lea to add/shift peep2): New.
4781 1999-12-01 Mark Salter <msalter@cygnus.com>
4783 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
4784 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
4785 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
4787 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4789 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
4790 * i386.md (movsi_xor): New.
4792 (movsi_1, movhi_1, movqi_1): Remove.
4793 (movsi_2): Rename to movsi_1.
4794 (movhi_2): Rename to movhi_1.
4795 (movqi_2): Rename to movqi_1.
4796 (movdi_1): Remove; remove splitter.
4797 (movdi_2): Rename to movdi_1.
4798 (divmodsi4 splitter): Do not emit clobbers for move patterns.
4799 (long move peep2): Do not create QI or HI mode mov0s
4800 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
4802 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
4805 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
4806 (abs?f2_if): Likewise.
4808 1999-11-30 Alex Samuel <samuel@codesourcery.com>
4810 * ggc.h (ggc_test_and_set_mark): New macro.
4811 (ggc_mark_rtx): Use ggc_test_and_set_mark.
4812 (ggc_mark_tree): Likewise.
4813 (ggc_mark_rtvec): Likewise.
4814 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
4816 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
4818 * dwarf2out.c (scope_die_for): Only handle types. Only search for
4820 (decl_scope_table): Just an array of trees now.
4821 (push_decl_scope): Simplify.
4822 (dwarf2out_init): Adjust.
4823 (local_scope_p): New fn.
4824 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
4825 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
4826 (gen_typedef_die): Likewise.
4827 (gen_lexical_block_die): Don't call push/pop_decl_scope.
4828 (gen_inlined_subroutine_die): Likewise.
4829 (gen_abstract_function): Set current_function_decl temporarily.
4830 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
4831 Handle block extern declarations. Don't call push/pop_decl_scope.
4832 (gen_decl_die): Fix logic for block externs.
4834 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * calls.c (special_function_p): Remove `realloc' and add `strdup'
4837 to the list of functions which have attribute malloc by default.
4839 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4841 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
4842 integer constant does not match the traditional type, limit the
4843 warnings to cases where the base of the type is ten.
4845 * invoke.texi (-Wtraditional): Document it.
4847 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4849 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
4850 * rs6000.md: Only access a CONST_INT with INTVAL
4852 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
4854 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
4855 (compute_nearerout): Likewise.
4856 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
4857 size_t to unsigned long for formatting.
4859 1999-11-30 Jakub Jelinek <jakub@redhat.com>
4861 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
4862 Allow the user to override call-used/fixed state of %g2-5
4863 registers from the command line (with the exception of %g4 for
4865 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
4866 there is a higher chance of having a leaf function.
4867 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
4868 for ARCH64 which has %ccr register.
4869 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
4871 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
4872 insn accept into delay slot any insn which does not use %[ol]
4873 registers. Accept some LO_SUM and shift left by 1 for the normal
4875 (output_function_epilogue): Likewise.
4876 (epilogue_renumber): Added argument which inhibits any renumbering
4877 and just tests if the rtx does not use any %[ol] registers.
4878 (output_return): Reflect above change.
4880 1999-11-30 Jakub Jelinek <jakub@redhat.com>
4882 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
4883 aggregate passing for sizes <= 16 bytes.
4885 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
4887 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
4888 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
4889 * reload.c (find_dummy_reload): Likewise.
4890 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
4891 * reload1.c (reload_as_needed): Likewise.
4892 * stupid.c (stupid_find_reg): Likewise.
4893 * tm.texi (Obsolete Register Macros): Delete section.
4894 * gmicro.h: Remove all traces of the two macros.
4899 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
4901 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
4902 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
4903 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
4904 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
4905 units for the sparclite86x chip.
4906 (flush): Revert October 14th change; add SImode specifically.
4907 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
4908 * invoke.texi: Document it.
4910 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
4912 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
4913 psimode_truncation_operand.
4915 * config/mn10200/mn10200.c (psimode_truncation_operand): New
4916 function. Return true if the operand is either a MEM valid
4917 for a PSImode address or not a MEM at all.
4919 * config/mn10200/mn10200.md (truncsipsi2): Use
4920 psimode_truncation_operand.
4922 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4924 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
4925 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
4926 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
4927 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
4928 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
4929 (flow_loop_level_compute, low_loops_level_compute): Likewise.
4930 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
4931 * basic-block.h: Protect from multiple inclusion.
4932 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
4933 (struct loops, struct loop): Define structures.
4934 * sbitmap.c (sbitmap_a_subset_b_p): New function.
4935 * sbitmap.h: Protect from multiple inclusion.
4936 (sbitmap_a_subset_b_p): Add prototype.
4937 * Makefile.in (LOOP_H): New macro.
4938 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
4940 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
4942 * cppinit.c (CAT): The argument list of this macro may not contain
4945 1999-11-29 David S. Miller <davem@redhat.com>
4947 Move quantity tables and register equivalence chains into
4948 per-qty and per-register structure arrays respectively.
4949 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
4950 qty_const_insn, qty_comparison_code, qty_comparison_const,
4951 qty_comparison_qty): Delete, replace with...
4952 (qty_table): this structure table.
4953 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
4954 (reg_eqv_table): this structure table.
4955 (make_new_qty): Add argument MODE. Caller updated.
4956 Update to use qty_table and reg_eqv_table.
4957 (make_regs_eqv, delete_reg_equiv, insert_regs,
4958 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
4959 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
4960 cse_process_notes, cse_main, cse_basic_block): Likewise.
4962 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4964 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
4965 operation if C is negative.
4966 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
4967 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
4968 law for some divisions if constant is negative and change other
4969 divisions to the opposite rounding.
4971 * expr.c (store_constructor_field): If bit position is not multiple
4972 of alignment of TARGET's mode, use BLKmode.
4974 * expr.c (expand_expr_unaligned): Add more code from full case
4975 that is needed when OP0 is in a register.
4977 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4979 * dwarfout.c (field_byte_offset): Size can be zero if there was
4982 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
4984 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
4985 (associate_trees): Delete unused var TEM.
4986 (extract_muldiv): Delete unused var CANCEL_P.
4988 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
4989 (target_isinf, target_isnan, target_negative): Add return types to
4990 function definitions.
4992 1999-11-29 Bruce Korb <autogen@linuxbox.com>
4994 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
4995 * fixinc/hackshell.tpl: ditto
4996 * fixinc/fixtests.c(double_slash_test): more C++ header testing
4997 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
4999 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
5001 * reload.c (push_reload): When looking for a register to put into
5002 reg_rtx, make sure all hard regs in a multi-reg register are in the
5003 right class and nonfixed.
5005 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
5006 pending_read_insns, pending_write_insns, pending_read_mems,
5007 pending_write_mems, pending_list_length, last_pending_memory_flush,
5008 last_function_call, sched_before_next_call): Move static variables
5010 (bb_ prefixed versions): Replace with single array bb_deps.
5011 (struct deps): New structure.
5012 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
5013 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
5014 argument of type "struct deps *"; use that instead of global
5015 variables. All callers changed.
5016 (init_rgn_data_dependencies): Delete function.
5017 (init_rtx_vector): Delete function.
5018 (init_deps): New function.
5020 (free_pending_lists): Simplify, we always use the bb_deps array even
5021 if only one basic block.
5022 (compute_block_backward_dependences): Likewise.
5023 (schedule_region): Likewise.
5025 (propagate_deps): New function, broken out of
5026 compute_block_backward_dependences.
5027 (compute_block_backward_dependences): Use it.
5029 * alpha.md: Delete useless patterns that tried to work around
5030 register elimination problems.
5032 * unroll.c (loop_iterations): Don't abort if iteration variable
5035 From Joern Rennecke:
5036 * reload1.c (reloads_conflict): Reverse test comparing operand
5037 numbers when testing for conflict between output/outaddr reloads.
5039 1999-11-29 David S. Miller <davem@redhat.com>
5041 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
5043 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
5045 1999-11-28 Robert Lipe <robertl@cygnus.com>
5047 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
5048 table from .fini into .dtor.
5050 1999-11-28 Anthony Green <green@cygnus.com>
5052 * tree.h (struct tree_decl): Add malloc_flag.
5053 (DECL_IS_MALLOC): Define.
5054 * c-common.c (attrs): Add A_MALLOC attribute.
5055 (init_attributes): Add this attribute to the table.
5056 (decl_attributes): Handle malloc attribute.
5057 * calls.c (special_function_p): Check for the malloc attribute.
5058 * extend.texi (Function Attributes): Document malloc attribute.
5060 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
5062 * pa.md (reload shift-add patterns): Remove.
5064 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5066 * reorg.c (dbr_schedule) Print more statistics. Corrected
5067 problem when printing info when 3 delay slots are filled.
5069 1999-11-28 Jakub Jelinek <jakub@redhat.com>
5071 * combine.c (setup_incoming_promotions): Pass an outgoing
5072 regno to FUNCTION_ARG_REGNO_P which it expects.
5074 1999-11-28 Andreas Jaeger <aj@suse.de>
5076 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
5078 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
5080 * cccp.c (do_include): Avoid initialization of automatic variable.
5082 * integrate.c (mark_stores): Function definition made void, to match
5083 previous declaration.
5084 * regclass.c (dump_regclass): Ditto.
5085 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
5087 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5089 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
5090 known to be multiple of divisor.
5092 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
5094 * combine.c (try_combine): Add code to try to merge a set of a
5095 two-word pseudo to a constant with a setting of one of those words
5098 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
5099 (split_tree): Completely rework to make more general.
5100 (make_range, fold): Call negate_expr.
5101 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
5102 (fold, associate): Call new split_tree and associate_trees.
5103 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
5105 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
5107 * loop.c (try_copy_prop): Avoid GNU C extension.
5109 1999-11-25 Mark Mitchell <mark@codesourcery.com>
5111 * except.c (init_eh_for_function): Still zero eh_return_context,
5112 eh_return_stack_adjust, and eh_return_handler.
5114 * except.h (eh_status): Adjust documentation for x_protect_list.
5115 (begin_protect_partials): New function.
5116 * except.c (enqueue_eh_entry): Fix formatting.
5117 (get_first_handler): Add consistency check.
5118 (add_partial_entry): Adjust usage of protect_list.
5119 (emit_cleanup_handler): Save and restore ehqueue.
5120 (expand_start_all_catch): Add comment.
5121 (begin_protect_partials): New function.
5122 (end_protect_partials): Adjust usage of protect_list.
5123 (init_eh_for_function): Use xcalloc.
5125 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5127 * c-common.c (check_format_info): Don't call a variadic function
5128 with a non-literal format string.
5130 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
5132 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
5133 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
5136 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
5139 * collect2.c (collect_wait): Likewise.
5141 * dbxout.c (dbxout_type): Likewise.
5143 * gcc.c (do_spec_1): Likewise.
5145 * genemit.c (gen_insn, gen_expand): Likewise.
5147 * genrecog.c (write_switch, write_subroutine): Likewise.
5149 * mips-tfile.c (catch_signal, botch): Likewise.
5151 * print-rtl.c (print_rtx): Likewise.
5153 * toplev.c (default_print_error_function, report_error_function,
5154 _fatal_insn): Likewise.
5156 1999-11-25 Mark Mitchell <mark@codesourcery.com>
5158 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
5160 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5162 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
5163 operations when needed.
5164 * i386.md (fop_?f_comm): New.
5165 (fop_?f_1): Do not accept commutative operands.
5167 1999-11-25 Andreas Jaeger <aj@suse.de>
5169 * config/mips/mips.md (casesi_internal): Add missing brace.
5171 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
5173 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
5174 (splice_child_die): Handle moving a child DIE from the declaration
5175 DIE of a class to its specification.
5176 (gen_struct_or_union_type_die): Use 'complete' consistently.
5177 (gen_decl_die): Generate the virtual context DIE first.
5178 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
5180 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
5182 * config/mips/mips.md (call_value_multiple_interanal1): New.
5184 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
5186 * dwarf2out.c (free_AT, free_die): New fns.
5187 (remove_children): Call them.
5188 (output_line_info): Disable removal of duplicate notes.
5190 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
5191 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
5192 means pretend the type isn't defined.
5193 Don't defer emitting types.
5194 (gen_type_die_for_member): New fn.
5195 (gen_decl_die): Call it.
5196 (splice_child_die): New fn.
5197 (gen_member_die): Call it rather than generate duplicate dies.
5199 Defer emitting information for the abstract instance of an inline
5200 until we either inline it or emit an out-of-line copy.
5201 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
5202 from output_inline_function if DECL_ABSTRACT is also set.
5203 (block_ultimate_origin): Likewise.
5204 (gen_abstract_function): New fn.
5205 (gen_decl_die, gen_inlined_subroutine_die): Call it.
5206 (gen_subprogram_die): An abstract instance is not a declaration
5207 just because it doesn't match current_function_decl. Don't abort
5208 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
5209 has an abstract origin.
5210 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
5211 abstract instance here.
5213 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
5215 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
5216 where we need to reload fpul from a system register.
5218 1999-11-24 Andreas Jaeger <aj@suse.de>
5220 * config/mips/linux.h (CPP_PREDEFINES): Added.
5221 (LINK_SPEC): Remove -Y since this is only needed on sparc.
5223 1999-11-24 Andreas Jaeger <aj@suse.de>
5225 * config/mips/linux.h (TARGET_VERSION): Added.
5226 (HANDLE_SYSV_PRAGMA): Added.
5227 (DEFAULT_VTABLE_THUNKS): Added.
5229 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5231 * local-alloc.c (qty): New structure and static variable.
5232 (qty_phys_reg): Remove, all references changed to qty.
5233 (qty_n_refs): Likewise.
5234 (qty_min_class): Likewise.
5235 (qty_birth): Likewise.
5236 (qty_death): Likewise.
5237 (qty_size): Likewise.
5238 (qty_mode): Likewise.
5239 (qty_n_calls_crossed): Likewise.
5240 (qty_alternate_class): Likewise.
5241 (qty_changes_size): Likewise.
5242 (qty_first_reg): Likewise.
5243 (alloc_qty): Rename variable QTY to QTYNO.
5244 (finf_free_reg): Likewise.
5245 (local_alloc): Allocate qty, do not allocate the removed variables.
5247 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
5249 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
5250 when -membedded-pic is passed.
5252 * config/mips/mips.md (casesi): Handle 64-bit case too.
5253 (casesi_internal_di): New insn.
5255 * config/mips/mips.c (embedded_pic_offset): Always make the
5256 embedded-pic subtractions relative to the name of the current
5257 function by use of the magic string "..CURRENT_FUNCTION".
5258 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
5260 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
5262 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
5263 of (const_int 0), when what we really care about is
5264 whether it's a zero constant anyway.
5265 (div_trap_mips16): Likewise.
5267 1999-11-23 Mark Mitchell <mark@codesourcery.com>
5269 * loop.c (loop_optimize): Always find_loop_tree_blocks and
5270 unroll_block_trees when generating debuggable code.
5272 * tree.h (unsave_expr_1): New function.
5273 (lang_unsave): New variable.
5274 (get_callee_fndecl): New function.
5275 * tree.c (unsave_expr_now_r): New function.
5276 (lang_unsave): Define.
5277 (unsave_expr_1): Likewise.
5278 (unsave_expr_now_r): Split out from unsave_expr_now.
5279 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
5280 call unsave_expr_now_r.
5281 (get_callee_fndecl): Define.
5283 * Makefile.in (gencheck): Don't depend on lang_tree_files.
5284 (gencheck.o): Do depend on lang_tree_files.
5286 * integrate.h (copy_decl_for_inlining): New declaration.
5287 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
5288 (copy_decl_for_inlining): New function.
5289 (integrate_parm_decls): Use it.
5290 (integrate_decl_tree): Likewise.
5292 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
5294 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
5295 the second two from the first.
5296 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
5297 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
5298 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
5300 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
5301 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
5304 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
5306 * pa.md (call_internal_symref, call_value_internal_symref): No mode
5307 needed on the address operand.
5308 * pa.c (call_operand_address): Check for the correct mode.
5310 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
5312 * loop.c: Include "basic-block.h".
5313 (try_copy_prop, replace_loop_reg): New functions.
5314 (load_mems): Detect registers that just hold copies of the hoisted
5315 mem, and call try_copy_prop to eliminate them.
5316 * Makefile.in (loop.o): Update dependencies.
5318 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
5320 * Makefile.in (gencheck.o): Depend on gencheck.h.
5321 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
5322 (insn-peep.o): Depend on except.h and function.h.
5323 (insn-attrtab.o): Depend on RECOG_H.
5324 (insn-output.o): Depend on toplev.h and flags.h.
5325 (gengenrtl.o): Depend on real.h.
5326 (gen-protos.o): Depend on cpplib.h and cpphash.h.
5327 Unify all dependencies to be on RECOG_H rather than recog.h.
5329 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5331 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
5332 * configure.in: Try building a bi-arch 32/64-bit compiler on
5333 sparc-*-solaris2.7 and higher.
5334 * configure: Rebuild.
5336 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
5338 * config/freebsd.h: New, FreeBSD architecture independent file.
5339 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
5341 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
5342 directly by i386/freebsd.h.
5343 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
5344 independent configuration file.
5345 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
5346 directly by i386/freebsd.h.
5347 * configure: Rebuilt.
5349 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
5350 which is in the user's namespace.
5351 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
5352 `i386' which is not in our namespace.
5354 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
5356 * invoke.texi (ARM Options): Add in -mno-alignment-traps
5358 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
5360 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
5361 (add_dwarf_attr, add_child_die): Just push onto the front.
5362 (reverse_die_lists): New fn.
5363 (add_sibling_attributes): Use it.
5364 (push_decl_scope): Reorganize.
5365 (add_name_and_src_coords_attributes): Don't set file and line for
5367 (gen_subprogram_die): An artificial function doesn't need to match
5369 (gen_compile_unit_die): Return the generated die. Only add
5370 AT_comp_dir if the filename is relative.
5371 (remove_AT): Simplify loop. Also free string values.
5372 (output_die): A DIE ref can't be null.
5373 (output_value_format, value_format): Take a dw_attr_ref.
5374 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
5375 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
5376 AT_addr, AT_lbl): New fns.
5377 (various): Use them.
5378 (various): Constify.
5380 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5382 * combine.c (combine_simplify_rtx): When handling a SUBREG,
5383 take SUBREG_WORD into account.
5384 (if_then_else_cond): Likewise.
5386 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
5388 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
5389 clause from BSD license, pursuant with
5391 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
5393 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
5395 * loop.c (load_mems): Reformat slightly.
5396 * basic-block.h (regset_head): New typedef.
5397 (INIT_REG_SET): New macro.
5399 1999-11-22 Bruce Korb <autogen@linuxbox.com
5401 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
5402 (mips-dec-bsd*): non-functional code
5403 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
5405 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
5406 added three replacement fixes
5407 (no_double_slash): removed comments that are not (any longer) pertinent
5408 (bad_lval): this fix currently runs against many files.
5409 The comment seems to indicate that we should select for files
5410 containing 'pragma extern_prefix'.
5412 * fixinc/fixinc.x86-linux-gnu: deleted
5413 * fixinc/inclhack.sh: regen
5414 * fixinc/fixincl.x: regen
5415 * fixinc/fixincl.sh: regen
5417 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
5419 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
5420 its code is INSN and it has no notes.
5422 1999-11-22 Andrew Haley <aph@cygnus.com>
5424 * varasm.c (function_defined): Remove.
5425 (make_function_rtl): Don't set function_defined.
5426 (make_decl_rtl): Remove global register warning.
5427 * regclass.c (no_global_reg_vars): New variable.
5428 (globalize_reg): Warn if function has already been defined.
5429 (regclass_init): Set no_global_reg_vars.
5431 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5433 * regclass.c (reg_pref): New structure and static variable
5434 (prefclass): Delete.
5436 (all uses of prefclass and altclass): Use reg_pref instead.
5438 1999-11-21 Nick Clifton <nickc@cygnus.com>
5440 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
5442 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
5443 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
5444 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
5446 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
5448 * varasm.c (output_constructor): Solve problem with long long
5449 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
5451 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5453 * global.c (allocno): New structure and static variable.
5454 (allocno_reg): Remove, all references replaced by allocno.
5455 (allocno_size): Likewise.
5456 (hard_reg_conflicts): Likewise.
5457 (hard_reg_preferences): Likewise.
5458 (hard_reg_copy_preferences): Likewise.
5459 (hard_reg_full_preferences): Likewise.
5460 (regs_someone_prefers): Likewise.
5461 (allocno_calls_crossed): Likewise.
5462 (allocno_n_refs): Likewise.
5463 (allocno_live_length): Likewise.
5464 (find_reg): Rename ALLOCNO to NUM.
5466 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
5468 (may_move_out_cost): New variable.
5469 (init_reg_sets_1): Initialize may_move_out_cost.
5470 (record_reg_classes): Use may_move_out_cost.
5472 * regclass.c (dump_regclass): New function.
5473 (regclass): New parameter DUMP, call DUMP_REGCLASS.
5474 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
5475 pass rtl_dump_file to regclass.
5476 * rtl.h (regclass): Update prototype.
5478 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5480 * i386.md (neg, not and abs patterns): Revmap to use
5481 ix86_expand_unary_operator and ix86_unary_operator_ok.
5482 (add?f and sub?f expanders): Force operand 1 to register.
5483 * i386.c (ix86_expand_unary_operator): Rewrite.
5484 (ix86_unary_operator_ok): Ensure that memory operands
5486 (ix86_binary_operator_ok): Do not allow operand 1 to
5487 come into memory and operand 0 not.
5488 (ix86_expand_binary_operator): Ensure that
5489 src1 is not non-matching memory.
5491 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
5492 to support integer registers and memory.
5493 (abss?2_integer): Likewise.
5495 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
5496 (REG_CLASS_NAMES): Likewise.
5497 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
5499 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
5500 (movsf): Likewise; unify 4th and 5th alternative.
5502 (movdf_1): Likewise; rename to movdf_integer.
5503 (pushxf): Likewise; rename to pushxf_integer; fix output template;
5504 remove redundant splitter.
5505 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
5506 (movdf_nointeger): New.
5507 (movxf_nointeger): New.
5508 (pushxf_nointeger): New.
5510 * i386.md (extend?f?f): Split to expander and pattern, refuse two
5511 memory operands in patterns.
5512 (fop*): Refuse two memory operands.
5514 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
5515 on !TARGET_USE_CLTD CPUs.
5517 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
5519 * extend.texi: Document C++ restricted pointers and references.
5521 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
5523 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
5524 (invalidate_skipped_set): Call it unconditionally.
5525 (cse_set_around_loop): Likewise.
5527 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
5529 * rtl.texi (mem): Add documentation for alias-set argument
5532 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5534 * i386.h (struct_processor_costs): New fields int_load, int_store,
5535 fp_move, fp_load and fp_store
5536 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
5538 (MEMORY_MOVE_COST): New macro.
5539 * i386.c (386_cost): Define new fields.
5540 (i486_cost): Likewise.
5541 (pentium_cost): Likewise.
5542 (pentiumpro_cost): Likewise.
5543 (k6_cost): Likewise.
5545 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
5546 Geoffrey Keating <geoffk@cygnus.com>
5548 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
5550 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
5553 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
5554 (TARGET_STRICT_ALIGNMENT): New macro.
5555 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
5556 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
5557 * invoke.texi (M680x0 Options): Document -mstrict-align.
5559 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
5560 Richard Henderson <rth@cygnus.com>
5562 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
5563 (ix86_split_long_move): Declare.
5564 * i386.c (split_xf, ix86_split_movdi): Remove.
5565 (ix86_split_to_parts, ix86_split_long_move): New.
5566 * i386.md (dimode move splitters): Use ix86_split_long_move.
5567 (dfmode move splitters): Likewise.
5568 (xfmode move splitters): Likewise.
5569 (movsf_1): Allow F->r.
5570 (movdf_1, movxf_1): Allow F->ro.
5572 1999-11-17 Mark Mitchell <mark@codesourcery.com>
5574 * except.h (struct eh_entry): Add goto_entry_p.
5575 (eh_region_from_symbol): Remove prototype.
5576 * except.c (find_func_region_from_symbol): New function.
5577 (emit_cleanup_handler): Likewise.
5578 (eh_region_from_symbol): Make it static.
5579 (add_new_handler): Verify the argument.
5580 (find_func_region): Update comment.
5581 (expand_eh_region_end): Expand handlers here, rater than waiting
5582 until expand_leftover_cleanups or start_all_catch.
5583 (expand_leftover_cleanups): Don't expand here.
5584 (expand_start_all_catch): Or here.
5585 (expand_rethrow): Check the return value from find_func_region.
5586 * function.c (expand_function_end): Emit the catch_clauses.
5588 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
5590 * integrate.c (expand_inline_function): Add necessary check for NULL.
5592 1999-11-18 Nick Clifton <nickc@cygnus.com>
5594 * toplev.c (main): Correctly detect an unrecognised option.
5596 * cppinit.c (cpp_handle_option): Do not claim to have consumed
5597 a -f option if it has not been recognised.
5599 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
5601 * basic-block.h (update_life_extent): Remove trailing comma on
5602 enumeration type list.
5604 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5606 * varasm.c (output_constructor) Solved problem with long long
5607 bitfields. Corrected calculating this_time and shift. Also
5608 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
5610 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
5612 * flow.c (split_edge): Take looping structure into account when
5613 determining where to put the new block note.
5615 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
5617 * Makefile.in (ggc-none.o): Provide host specific version if
5620 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
5622 * cse.c (delete_trivially_dead_insns): Identify no-op insns
5623 containing subregs too.
5625 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
5627 * invoke.texi: Add documentation for -muninit-const-in-rodata.
5628 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
5629 (TARGET_UNINIT_CONST_IN_RODATA): Define.
5630 (text_section): Add switches -munint-const-in-rodata and
5631 -mno-uninit-const-in-rodata.
5632 (ASM_OUTPUT_COMMON): Remove.
5633 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
5634 const objects should be placed in read-only data. Otherwise declare
5637 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
5639 * jump.c (jump_optimize_1): Revert last change.
5641 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
5643 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
5644 test if optimizing for size.
5646 1999-11-17 Mark Mitchell <mark@codesourcery.com>
5648 * Makefile.in (toplev.o): Depend on except.h.
5649 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
5651 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5653 * i386.md (divmodsi4): Rewrite to expander.
5654 (*divmodsi4_nocltd): New.
5655 (*divmodsi4_cltd): New.
5656 (divmodsi4 splitter): Handle the case when input comes in edx.
5657 (udivmodhi4): Do not use constraints in exander.
5658 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
5660 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
5662 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
5663 for the common case.
5665 1999-11-16 Jakub Jelinek <jakub@redhat.com>
5667 * explow.c (hard_function_value): Add outgoing argument.
5668 * expr.h (hard_function_value): Declare it.
5669 * calls.c (expand_call, emit_library_call_value): Update callers.
5670 * function.c (aggregate_value_p): Ditto.
5671 (diddle_return_value): Must look at the outgoing registers
5672 on archs with register windows.
5674 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
5676 * alpha.c (alpha_build_va_list): Use make_lang_type and
5677 initialize TYPE_NAME for the va_list record.
5679 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
5681 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
5683 * ggc.h (struct ggc_statistics): Rearrange elements for better
5684 packing on 64-bit hosts.
5685 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
5686 (compute_nearerout): Likewise.
5688 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
5690 * config/rs6000/rs6000.c (first_reg_to_save): Save
5691 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
5693 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
5695 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
5696 notion of nesting to find the DIE for a type or function.
5697 DIEs can go in limbo even if we got a context_die.
5698 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
5699 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
5701 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
5702 (gen_type_die): Writing out the context doesn't cause member class
5703 template instantiations to be written out as well.
5705 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
5707 * rs6000.h (ASM_OUTPUT_DEF): New.
5708 Based on proposed addition from David Edelsohn.
5710 1999-11-15 Robert Lipe <RobertLipe@usa.net>
5711 Bruce Korb <autogen@linuxbox.com>
5713 * fixinc/inclhack.def
5714 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
5715 (unixware7_byteorder_fix): added. Removes conflicts for new defs
5717 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
5718 (svr4_endian): enabled with SVR5
5719 (svr4_mkdev): simplified syntax and enabled with SVR5
5721 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
5723 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
5724 * configure: Rebuilt.
5725 * config/t-freebsd-thread: New file.
5727 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
5729 * i386.c (ix86_decompose_address): Verify the base is a REG
5730 before trying to examine its register number.
5732 * basic-block.h: Remove all #defines and prototypes related to
5734 (free_bb_mem, compute_preds_succs): Remove prototype.
5735 * rtl.h (free_bb_mem): Remove prototype.
5736 * flow.c (alloc_int_list_node); Remove function.
5737 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
5738 (compute_preds_succs, free_bb_mem): Likewise.
5739 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
5740 * toplev.c (rest_of_compilation): Likewise.
5741 * haifa-sched.c (build_control_flow): Use flow generated edge
5742 list to build the haifa specific edge list.
5743 (find_rgns): Use new CFG data structures instead of pred/succ lists.
5744 (schedule_insns): Do not build pred/succ lists anymore. Instead
5745 build the edge table.
5747 * basic-block.h (dump_bb_data): Remove declaration.
5748 * flow.c (dump_bb_data): Remove function.
5749 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
5750 (sbitmap_union_of_predsucc): Likewise.
5752 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
5753 argument. All callers changed.
5754 (delete_null_pointer_checks_1): No longer need to compute the
5757 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
5758 All callers changed.
5759 (pre_expr_reaches_here_p_work): Likewise.
5760 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
5761 * lcm.c (compute_laterin): Fix initialization of LATER.
5762 (compute_nearerout): Similarly for NEARER.
5764 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5766 * cse.c (set_nonvarying_address_components): Delete unused function.
5767 (refers_to_p): Likewise.
5769 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
5771 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
5774 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5776 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
5777 definition in do while (0).
5779 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
5781 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
5783 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
5785 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
5787 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5789 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
5790 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
5791 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5792 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
5794 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
5795 saved on the stack. Output more accurate stack frame statistics
5796 into assembler file.
5798 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
5800 * genextract.c (record_insn_name): New function.
5801 (get_insn_name): No longer a stub.
5802 (main): Call record_insn_name for each insn. After each label
5803 written, print the insn name in a comment.
5805 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5807 * output.h (const_section, init_section, fini_section): Add
5810 * alpha/elf.h (const_section): Delete declaration.
5812 * svr4.h (const_section): Likewise.
5814 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
5816 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
5817 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
5818 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
5820 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
5821 variable-sized array bounds.
5823 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
5825 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
5828 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5830 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
5831 addresses the same way GO_IF_LEGITIMATE_INDEX does.
5833 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5835 * cse.c (hash_arg_in_struct): Delete.
5836 (struct table_elt): Delete elt in_struct.
5837 (struct set): Delete elt src_in_struct.
5838 (merge_equiv_classes): Don't set either hash_arg_in_struct or
5839 the corresponding in_struct elts.
5840 (canon_hash): Likewise.
5841 (safe_hash): Likewise.
5842 (find_best_addr): Likewise.
5843 (record_jump_cond): Likewise.
5844 (cse_insn): Likewise.
5846 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
5848 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
5850 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
5853 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
5855 * function.c (diddle_return_value): Put back check that the DECL_RTL
5856 for the function is a register.
5858 * function.c (diddle_return_value): Use hard_function_value to
5859 get an rtx suitable for use in the USE/CLOBBER insn.
5861 * global.c (global_conflicts): Update comments.
5862 (record_conflicts): No need to record conflicts between pseudos here.
5864 1999-11-11 Bruce Korb <autogen@linuxbox.com>
5866 * fixinc/fixincl.c: Added verbose levels for status messages
5868 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5870 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
5871 operand as argument to expand_and or expand_binop.
5873 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
5875 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
5876 gcc_add_string_root.
5878 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
5880 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
5882 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
5884 * flow.c (compute_flow_dominators): Initially put all blocks on
5886 * lcm.c (compute_antinout_edge, compute_available): Similarly.
5887 * gcse.c (compute_cprop_avinout): Remove.
5888 (compute_cprop_data): Use compute_available.
5889 (delete_null_pointer_checks_1): Use compute_available.
5891 * basic-block.h (compute_available): Returns a void now.
5892 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
5893 to return a value anymore.
5894 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
5895 worklists. Fix boundary cases. Compute maximal solutions.
5896 (compute_laterin, compute_nearerout): Similarly.
5898 * dwarf2out.c (add_AT_location_description): Allow
5899 (mem (plus (pseudo) (...)) too.
5901 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
5903 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
5905 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
5906 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5908 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
5910 * gansidecl.h: Likewise.
5916 * toplev.h: Likewise.
5922 * varray.c: Likewise.
5924 * varray.h: Likewise.
5926 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
5928 * gcov.c (struct arcdata): Add hits and total, remove prob.
5929 (output_branch_counts): New.
5930 (process_args): Set output_branch_counts if -c.
5931 (calculate_branch_probs): Store hits and total instead of
5933 (output_data): Emit counts if output_branch_counts is true.
5934 * gcov.texi (Invoking Gcov): Document -c switch..
5936 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
5938 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
5939 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
5941 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
5943 * invoke.texi (C Dialect Options): Add missing builtins from
5945 * extend.texi (Other Builtins): Copy to this list.
5947 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5949 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
5950 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
5953 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
5955 * flow.c (compute_flow_dominators): No longer treat basic block 0
5956 or (n_basic_blocks - 1) specially. Clear the AUX field before
5957 starting computation of doms/pdoms. Fix initial state for pdoms.
5959 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5961 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
5962 match rtl.o's: added ggc.h and toplev.h
5963 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
5964 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
5965 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
5967 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
5969 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
5970 from HAVE_DOS_BASED_FILESYSTEM.
5971 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
5972 HAVE_DOS_BASED_FILESYSTEM.
5974 (split_directories): Only special-case DOS file names if
5975 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
5976 instead of explicit tests. Conditionalize on !VMS.
5977 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
5978 tests. Conditionalize on !VMS.
5979 (process_command): Only use make_relative_prefix if !VMS.
5980 (free_split_directories): Conditionalize on !VMS.
5981 (DIR_UP): Conditionalize on !VMS.
5983 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
5985 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
5987 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
5989 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
5992 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
5994 * invoke.texi (Environment Variables): Document relative path
5996 * gcc.c (DIR_UP): If not defined, define as "..".
5997 (standard_bindir_prefix): New static, holds target location to
5999 (split_directories): New function to split a filename into
6000 component directories.
6001 (free_split_directories): New function, release memory allocated
6002 by split_directories.
6003 (make_relative_prefix): New function, make a relative pathname if
6004 the compiler is not in the expected location.
6005 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
6006 can figure out an appropriate prefix from argv[0].
6007 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
6008 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
6009 STANDARD_BINDIR_PREFIX.
6011 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6013 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
6015 * config/c4x/c4x.h: Moved prototypes to c4x.h.
6016 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
6017 c4x_secondary_memory_needed) Delete.
6018 (fp_zero_operand): Add mode argument.
6020 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
6022 * reload1.c (reload_reg_free_for_value_p): Don't use a register
6023 that is in reload_reg_used.
6025 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
6027 * config/arm/arm-protos.h: New file: Prototypes for functions
6028 defined in arm.c and pe.c.
6029 * config/arm/arm.h: Fix compile time warnings.
6030 * config/arm/arm.c: Fix compile time warnings.
6031 * config/arm/pe.h: Fix compile time warnings.
6032 * config/arm/aout.h: Fix compile time warnings.
6034 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
6036 * config/m32r/m32r-protos.h: New file: Prototypes for functions
6039 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
6040 Add support for subtargets.
6041 Add prototypes for new predicates.
6042 Add scheduling macros.
6044 * config/m32r/m32r.c: Fix compile time warnings.
6045 (int8_operand): New predicate function.
6046 (reg_or_cmp_int16_operand): New predicate function.
6047 (extend_operand): New predicate function.
6048 (m32r_adjust_code): New scheduling function.
6049 (m32r_adjust_priorty): New scheduling function.
6050 (m32r_sched_init): New scheduling function.
6051 (m32r_sched_reorder): New scheduling function.
6052 (m32r_sched_variable_issue): New scheduling function.
6053 (direct_return): New codegen function.
6054 (m32r_not_same_reg): New rtl testsing function.
6056 * config/m32r/m32r.md: Fix compile time warnings.
6057 Add support for pre decrement and post increment memory
6062 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6064 * global.c (EXECUTE_IF_CONFLICT): Don't define.
6065 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
6066 (find_reg): Likewise.
6068 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
6070 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
6071 to avoid assembler errors.
6073 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
6075 * config/v850/v850-protos.h: New file: Prototypes for functions
6077 * config/v850/v850.h: Move prototypes to v850-protos.h
6078 * config/v850/v850.c: Move prototypes to v850-protos.h
6079 * config/v850/v850.md: Fix compile time warnings.
6081 * config/fr30/fr30-protos.h: New file: Prototypes for functions
6083 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
6084 * config/fr30/fr30.c: Fix compile time warnings.
6085 * config/fr30/fr30.md: Fix compile time warnings.
6087 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
6089 * tree.h (get_containing_scope): Declare it.
6090 * tree.c (get_containing_scope): New fucntion.
6091 (decl_function_context): Use it.
6092 * toplev.c (rest_of_compilation): Use get_containing_scope.
6094 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6096 * Makefile.in (rtl.o): Depend on toplev.h.
6098 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
6100 * cse.c (delete_trivially_dead_insns): Replace alloca with
6102 * except.c (update_rethrow_references): Likewise.
6103 (init_eh_nesting_info): Likewise.
6104 * function.c (identify_blocks): Likewise.
6105 * gcse.c (dump_hash_table): Likewise.
6106 * graph.c (print_rtl_graph_with_bb): Likewise.
6107 * loop.c (combine_movables): Likewise.
6108 (move_movables): Likewise.
6109 (count_loop_regs_set): Likewise.
6110 (strength_reduce): Likewise.
6111 * profile.c (compute_branch_probabilities): New function, split
6113 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
6114 * regclass.c (regclass): Likewise.
6115 * regmove.c (regmove_optimize): Likewise.
6116 * toplev.c (compile_file): Likewise.
6117 (main): Don't mess with the stack rlimit.
6119 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
6121 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
6122 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
6124 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
6126 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
6128 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
6130 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
6131 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
6134 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
6136 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
6138 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
6140 * gcse.c (post_dominators): Kill.
6141 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
6142 (compute_code_hoist_data): Use compute_flow_dominators. Do not
6143 pass in a pdom array since we do not need pdoms.
6144 * haifa-sched.c (schedule_insns): Similarly.
6145 * flow.c (compute_dominators): Remove dead function.
6146 (compute_flow_dominators): Do not compute doms or pdoms if the
6147 caller does not request them. Split up loop to build doms and
6148 pdoms. Use a worklist to compute doms and pdoms.
6149 * basic-block.h (compute_dominators): Remove prototype.
6151 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
6153 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
6154 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
6155 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
6156 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
6157 (cant_move, fed_by_spec_load, is_load_insn): Remove.
6158 (schedule_region): Remove unused variable.
6159 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
6161 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
6163 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
6164 (update_equiv_regs): Likewise.
6165 (block_alloc): Likewise.
6166 * reg-stack.c (reg_to_stack): Likewise.
6167 (convert_regs_2): Likewise.
6168 * reload1.c (reload_as_needed): Likewise.
6170 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
6172 * Makefile.in (dbxout.o): Depend on ggc.h.
6173 (dwarf2out.o): Likewise.
6174 (xcoffout.o): Likewise.
6175 * dbxout.c: Include ggc.h.
6176 (dbxout_init): Register lastfile as a root.
6177 * dwarf2out.c: Include ggc.h.
6178 (dwarf2out_line): Register lastfile as a root.
6179 * xcoffout.c: Include ggc.h.
6180 (xcoffout_source_line): Register xcoff_lastfile as a root.
6182 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
6184 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
6186 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
6188 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
6190 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6192 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6194 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
6195 (EXECUTE_IF_CONFLICT): Likewise.
6196 (ALLOCNO_LIVE_P): Avoid signed division.
6197 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
6198 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
6199 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
6201 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
6203 * haifa-sched.c (schedule_block): Don't crash if there's no
6204 next insn for an interblock movement.
6205 (add_branch_dependences): Don't allow clobber insns to move either.
6207 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
6209 * i386.c (split_xf): New.
6210 * i386-protos.h: Declare it.
6211 * i386.md (movxf_1): Add general regs alternatives.
6212 (movxf_1+1): New splitter for same.
6214 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
6216 * function.c (purge_addressof_1): Add missing return values.
6218 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
6220 * function.c (is_addressof): New function. Returns true if
6221 the given piece of RTL is an ADDRESSOF.
6222 (purge_addressof_1): Make boolean. Return false if the
6223 ADDRESSOFs could not be purged.
6224 (purge_addressof): If ADDRESSOFs could not be purged from the
6225 notes attached to an insn, remove the offending note(s),
6226 unless they are attached to a libcall.
6228 1999-11-05 Andreas Jaeger <aj@suse.de>
6230 * genoutput.c (null_operand =): Initialize all fields.
6232 * errors.h: Add extern to prototypes.
6234 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
6236 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
6237 * configure: Rebuilt.
6239 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6241 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
6242 (mirror_conflicts): New function.
6243 (global_alloc): Call it.
6244 (expand_preferences): Remove redundant CONFLICTP test.
6245 (find_reg, dump_conflicts): Likewise.
6246 (prune_preferences): Process conflicts one word at a time.
6248 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
6250 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
6251 instead of an explicit loop.
6253 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
6255 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
6256 if REG_RETVAL check succeeds, then put classp in src_elt.
6258 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
6260 * function.c (pad_to_arg_alignment): Only update argument_pad
6261 if the argument's alignment is greater than STACK_BOUNDARY.
6263 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
6265 * bitmap.h (BITMAP_XFREE): New.
6266 * flow.c (life_analysis): Use it.
6267 (life_analysis_1): Free blocks.
6269 * combine.c (undo_commit): New.
6270 (try_combine): Use it. Don't zap undobuf.undos.
6271 (combine_instructions): Don't zap undobuf.undos; free the
6274 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
6276 * stmt.c (cost_table_): New.
6277 (estimate_case_costs): Use it instead of xmalloc.
6279 * toplev.c (compile_file): Reuse dumpname memory instead
6282 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
6284 * reg-stack.c (convert_regs_1): Initialize target_stack->top
6285 after verifying an EH edge.
6287 * haifa-sched.c (init_rgn_data_dependences): Correctly
6288 size bb_pending_lists_length when zeroing.
6290 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
6292 * function.c (diddle_return_value): New.
6293 (expand_function_end): Use it.
6294 * stmt.c (expand_null_return): Likewise.
6295 (expand_value_return): Likewise.
6297 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
6299 * reload1.c (reload): Don't remove return value clobbers.
6301 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
6303 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
6305 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
6307 * cse.c (cse_main): Use xmalloc, not alloca.
6308 (cse_basic_block): Likewise.
6309 * local-alloc.c (local_alloc): Likewise.
6311 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
6312 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6314 * rtl.c: Include toplev.h.
6315 (fatal): Remove declaration.
6317 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
6319 * haifa-sched.c (schedule_block): Fix thinko.
6321 1999-11-03 James McKelvey <mckelvey@fafnir.com>
6323 * fixinc/fixincl.c(create_file): Allow for systems that do not have
6324 S_IR* defined values
6326 1999-11-03 Philippe De Muyter <phdm@macqel.be>
6328 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
6329 call `malloc' instead.
6331 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
6333 * flags.h (flag_renumber_insns): Declare.
6334 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
6336 * rtl.h (renumber_insns): Change prototype.
6337 * toplev.c (flag_renumber_insns): Define.
6338 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
6340 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
6342 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
6343 and fpsqrtd. Use them and create fdiv function unit to more
6344 accurately represent fpu sqrt pipeline semantics on UltraSparc.
6345 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
6347 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
6349 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
6351 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
6352 insn into ready list, do not use just a raw swap.
6354 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
6356 * rtl.h (renumber_insns): New function.
6357 (remove_unnecessary_notes): Likewise.
6358 * emit-rtl.c (renumber_insns): Define.
6359 (remove_unncessary_notes): Likewise.
6360 * toplev.c (rest_of_compilation): Remove dead code.
6361 Use renumber_insns and remove_unncessary_notes.
6363 * gcse.c (struct null_pointer_info): New type.
6364 (get_bitmap_width): New function.
6365 (current_block): Remove.
6366 (nonnull_local): Likewise.
6367 (nonnull_killed): Likewise.
6368 (invalidate_nonnull_info): Take a null_pointer_info as input.
6369 (delete_null_pointer_checks_1): New function.
6370 (delete_null_pointer_checks): Use it.
6372 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
6373 (split_edges): Likewise.
6374 (schedule_block): Likewise.
6375 (compute_block_backward_dependencies): Likewise.
6376 (schedule_region): Likewise.
6377 (schedule_insns): Likewise.
6379 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
6381 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
6382 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
6383 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
6384 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
6385 * jump.c (delete_unreferenced_labels): Don't delete if
6386 LABEL_ALTERNATE_NAME is set.
6387 * print-rtl.c (print_rtx): Dump alternate name.
6388 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
6389 * rtl.h (LABEL_ALTERNATE_NAME): Define.
6390 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
6391 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
6393 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6395 * fix-header.c (recognized_extern, recognized_function): Constify
6398 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
6399 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
6400 (compute_available): Remove unused variable `last'.
6401 (compute_nearerout): Remove unused variable `temp_bitmap'.
6402 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
6403 Remove unused variable `x'.
6405 * scan.h (recognized_function, recognized_extern): Constify a
6408 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
6410 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6412 * varasm.c (decode_rtx_const): Use XSTR to access the string
6415 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
6417 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
6419 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6421 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
6423 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
6425 * pa.c (ireg_operand): New function.
6426 * pa.h (PREDICATE_CODES): Handle ireg_operand.
6427 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
6428 Fix out of date comment.
6430 * pa.md (negdi2): Turn into expander + anonymous pattern.
6432 * reload.c (find_reloads): Fix typos in recent change.
6434 * dwarf2out.c: Do not include ctype.h.
6436 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6438 * regclass.c (record_reg_classes): Always use may_move_cost when
6439 seeing how operand fits with various register classes.
6441 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
6443 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
6444 * toplev.c: Revert Nov 1 13:22 change.
6446 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
6448 * config/pa/pa.md (height reduction patterns): Add checks for
6449 overlapping operands to avoid semantic-destroying splits for
6450 height reduction patterns.
6452 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6454 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
6455 have been an hyphen, fixed.
6456 * configure: Rebuilt.
6458 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
6460 * config/arm/tpe.h: Add prototypes for exported functions.
6461 * config/arm/pe.c: Fix compile time warnings.
6462 * config/arm/semi.h: Fix compile time warnings.
6463 * config/arm/arm.c: Fix compile time warnings.
6464 * config/arm/arm.h: Fix compile time warnings.
6465 * config/arm/arm.md: Fix compile time warnings.
6466 * config/arm/thumb.c: Fix compile time warnings.
6467 * config/arm/thumb.h: Fix compile time warnings.
6468 * config/arm/thumb.md: Fix compile time warnings.
6470 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
6472 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
6475 * unroll.c (unroll_loop): Remove LOOP notes when loop is
6476 completely unrolled.
6478 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6480 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
6482 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
6484 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
6485 * rtl.h (rtx_equal_p): Move prototype.
6486 * rtl.c (rtx_equal_function_value_matters): Move from
6488 (rtx_equal_p): Likewise.
6489 * rtlanal.c (rtx_equal_function_value_matters): Delete.
6490 (rtx_equal_p): Likewise.
6492 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
6494 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
6497 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
6499 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
6501 * pa.h (ADDR_VEC_ALIGN): Define.
6503 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
6504 notes when presented with "if (foo) break; end_of_loop" and
6505 the break sequence gets moved out of the loop.
6507 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
6508 Remove explicit zero initializations of entries within MAP.
6510 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
6512 * reg-stack.c (convert_regs_1): Handle EH edges specially.
6514 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
6516 * bitmap.h (BITMAP_XMALLOC): New macro.
6517 * flow.c (CLEAN_ALLOCA): Remove.
6518 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
6519 (life_analysis): Likewise.
6520 (update_life_info): Don't use CLEAN_ALLOCA.
6521 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
6522 (calculate_global_regs_live): Likewise.
6523 (print_rtl_with_bb): Likewise.
6524 (verify_flow_info): Likewise.
6525 * global.c (global_alloc): Likewise.
6526 (global_conflicts): Likewise.
6527 * integrate.c (save_for_inline_nocopy): Likewise.
6528 (expand_inline_function): Likewise.
6529 * jump.c (jump_optimize_1): Likewise.
6530 (duplicate_loop_exit_test): Likewise.
6531 (thread_jumps): Likewise.
6532 * loop.c (loop_optimize): Likewise.
6533 (combine_givs): Likewise.
6534 (recombine_givs): Likewise.
6535 * reorg.c (dbr_schedule): Likewise.
6536 * unroll.c (unroll_loop): Likewise.
6538 * combine.c (combine_instructions): Use xmalloc instead of alloca.
6540 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
6542 * toplev.c (rest_of_compilation): Don't optimize the CFG
6543 when rebuilding, just before dbr.
6545 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6547 * output.h (assemble_end_function, assemble_destructor,
6548 assemble_constructor, assemble_gc_entry, assemble_global,
6549 assemble_label, output_constant_pool) Constify a char*.
6551 * varasm.c (assemble_destructor, assemble_constructor,
6552 assemble_gc_entry, assemble_end_function, assemble_global,
6553 assemble_label, output_constant_pool): Likewise.
6555 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
6557 * config/arm/thumb.c (thumb_expand_prologue): Add comments
6558 explaining what is goin on in this function.
6560 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6562 * regclass.c (record_reg_classes): In matching case, recompute
6563 costs since the direction of movement is different.
6565 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
6567 * resource.c (mark_target_live_regs): For unconditional branches,
6568 the resources found at the branch target should be added to the
6569 resources found so far, not intersected.
6571 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
6573 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
6575 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
6576 (sys/mman.h): Include this file only if #HAVE_MMAP.
6577 (run_compiles): Initialize `esac_fmt' with one old KR string, not
6578 with automatically concatenated ANSI strings.
6580 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
6582 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
6583 (DIV_ROUND_UP): Robustify.
6584 (ggc_recalculate_in_use_p): New function.
6585 (release_pages): Don't inline it.
6586 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
6588 (ggc_pop_context): Use ggc_recalculate_in_use_p.
6589 (clear_marks): Always save in_use_p.
6590 (sweep_pages): Use ggc_recalculate_in_use_p.
6591 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
6592 Release pages before counting statistics.
6594 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
6596 * toplev.c (rest_of_compilation): Fix thinko in this change:
6598 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
6600 (rest_of_compilation): If inside an inlined external function,
6601 pretend we are just being declared.
6603 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
6605 * flow.c (calculate_global_regs_live): Fix thinko.
6607 * integrate.c (expand_inline_function): Fix bugs in previous
6608 change from Oct 28, 1999.
6610 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
6612 * stmt.c (expand_value_return): Fix typo in this change:
6614 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6615 (expand_value_return): Correctly convert VAL when promoting function
6616 return; support RETURN_REG being a PARALLEL.
6618 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
6620 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
6622 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6624 * hard-reg-set.h (reg_names): Constify a char*.
6626 * regclass.c (reg_names): Likewise.
6628 * regs.h (reg_names): Likewise
6630 * a29k/a29k.c (reg_names): Delete declaration.
6632 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
6634 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
6635 arc_output_function_epilogue): Likewise.
6637 * elxsi/elxsi.c (reg_names): Likewise.
6639 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
6641 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
6644 * m88k/m88k.c (output_function_profiler): Likewise.
6646 * sparc/sparc.c (sparc_flat_output_function_prologue,
6647 sparc_flat_output_function_epilogue): Likewise.
6649 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
6651 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
6652 warning from -Wuninitialized and put it under -W.
6653 * function.c (uninitialized_vars_warning): Warn only when the
6654 corresponding flag is set.
6656 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
6658 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
6659 is nonzero and the single set does not have an elt, then assign
6662 * simplify-rtx.c: New file.
6663 * Makefile.in (OBJS): Add simplify-rtx.o
6664 (simplify-rtx.o): Add dependencies.
6665 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
6666 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
6667 (cse_gen_binary, simplify_unary_operation): Delete.
6668 (simplify_binary_operation, simplify_plus_minus): Likewise.
6669 (check_fold_consts, simplify_relation_operation): Likewise.
6670 (simplify_ternary_operation): Likewise.
6671 (delete_trivially_dead_insns): Simplify the contents of the
6672 REG_EQUAL note before trying to substitute it into the source
6673 of the reg-reg copy at the end of a libcall sequence.
6675 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
6676 references/callers changed.
6678 * mn10200.c (mn10200_va_arg): Force the return value into a
6681 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
6683 * cccp.c (macroexpand): Avoid out of range accesses for omitted
6686 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
6688 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
6690 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
6692 * fold-const.c (fold): Fix thinko when optimizing comparisons
6695 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
6697 * gcc.texi (Passes): Update front-end files to their current
6700 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
6702 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
6703 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6704 (PREDICATE_CODES): Add addition_operation.
6705 * alpha-protos.h (addition_operation): Declare.
6706 (secondary_reload_class): Likewise.
6707 * alpha.c (addition_operation): New.
6708 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
6709 * alpha.md (adddi3): Turn into expander.
6710 (*lda, *adddi_2): New.
6711 (movsf, movdf patterns): Don't preference integer regs.
6712 (movsi, movdi patterns): Don't preference fp regs.
6714 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
6716 * genrecog.c (write_switch): Check for duplicate CODE cases.
6718 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
6720 * ggc-common.c: Update pre-function commentary.
6721 * ggc-page.c: Likewise.
6723 (poison_pages): Use memset directly.
6724 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
6725 (ggc_collect): Poison before sweeping.
6726 * ggc-simple.c: Update pre-function commentary.
6727 (ggc_alloc_obj): Poison non-zeroed memory.
6729 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
6731 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
6732 match format string, even on 64-bit hosts.
6733 * gcc-page.c (ggc_page_print_statistics): Likewise.
6735 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
6737 * config/i386/i386.c (ix86_cpu): Revert last patch.
6738 * config/i386/i386.h (ix86_cpu): Ditto.
6740 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
6742 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
6743 TYPE_SIZE, convert type of result to sizetype.
6745 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
6747 * flow.c (count_or_remove_death_notes): Equate NULL with the
6750 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
6751 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
6754 * i386.c (pic_label_no): Delete.
6755 (ix86_attr_length_default): Don't use single_set to peek
6758 * recog.c (peephole2_optimize): Allow recog_next_insn to index
6759 the first insn after bb->end.
6760 * i386.md (push mem peeps): Scratch is live after evaluation
6762 (cmp mem peep): Similarly.
6764 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
6766 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
6767 * function.c (pad_to_arg_alignment): Add missing braces.
6769 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6771 * alpha/alpha-protos.h (literal_section): Add prototype.
6772 (alpha_need_linkage, alpha_start_function,alpha_end_function):
6775 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
6777 (alpha_start_function, alpha_end_function, float_strings,
6778 alpha_need_linkage): Constify a char*
6780 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
6782 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
6784 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
6786 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
6788 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6790 * flow.c (debug_flow_info): Add prototype.
6792 * gcc.c (main): Likewise.
6794 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
6797 * reload1.c (failed_reload, set_reload_reg): Likewise.
6799 * mips-tfile.c (main): Likewise.
6800 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
6801 with ATTRIBUTE_NORETURN.
6803 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
6805 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
6806 DECL is not a memory ref.
6808 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
6810 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
6811 * config/i386/i386.c (ix86_cpu): Add extern attribute.
6813 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
6815 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
6816 * config/mips/elf64.h: ditto.
6818 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
6820 * expr.c (emit_push_insn): New argument alignment_pad.
6821 Update all callers. Adjust stack pointer based on alignment pad.
6822 * function.c (pad_to_arg_alignment): New argument alignment_pad.
6823 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
6824 (locate_and_pad_parm): New argument alignment_pad. Update all
6826 * expr.h (emit_push_insn): Update prototype.
6827 (locate_and_pad_parm): Update prototype.
6828 * calls.c (arg_data): Add new field alignment_pad.
6829 (initialize_argument_information): Initialize alignment_pad.
6831 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
6833 * except.c (free_eh_nesting_info): Free the info itself.
6834 * function.c (free_after_compilation): Don't free NULL.
6835 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
6836 (pre_edge_insert): Free inserted.
6837 * stmt.c (free_stmt_status): Don't free NULL.
6839 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
6841 * gcov.c (DIR_SEPARATOR): Provide default.
6842 (output_data): Add test for MS-DOS format absolute filename.
6843 (fancy_abort): Correct program name.
6844 (open_files): Open all files in binary mode.
6845 * libgcc2.c (__bb_exit_func): Likewise.
6847 * profile.c (init_branch_prob): Specify binary when opening files.
6849 * flags.h (flag_unwind_tables): New decl.
6850 * toplev.c (flag_unwind_table): New definition.
6851 (f_options): Add -funwind-tables.
6852 (decode_g_option): Clarify warning when unknown -g option is given.
6853 (rest_of_compilation): If inside an inlined external function,
6854 pretend we are just being declared.
6856 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
6857 (dwarf2out_frame_finish): Likewise.
6859 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
6861 * fold-const.c (merge_ranges): If not in0, but in1, handle
6862 upper bounds equal like subset case.
6864 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
6866 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
6867 passed in a register but moved to the stack.
6869 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
6871 * gcc.c (pass_exit_codes, greatest_status): New variables.
6872 (struct option_map): Add entry for "--pass-exit-codes".
6873 (execute): Update greatest_status if error.
6874 (display_help): Add documentation for -pass-exit-codes.
6875 (process_command): Handle -pass-exit-codes.
6876 (main): Look at pass_exit_codes and greatest_status on call to exit.
6878 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6880 * reload.c (find_reloads): Refine test for no input reload
6881 case to not includes reloads emitted after insn.
6883 * function.c (find_temp_slots_from_address): Handle sum involving
6884 a register that points to a temp slot.
6885 (update_temp_slot_address): Make recursive call if both old and
6886 new are PLUS with a common operand.
6887 * calls.c (expand_call): Mark temp slot for result as having
6890 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
6892 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
6893 component as well as "BINUTILS".
6895 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
6896 * integrate.c (copy_rtx_and_substitute): Likewise.
6897 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
6898 All callers changed.
6899 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
6901 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
6902 gdb extensions, write size of type; also be more consistent
6903 in using references when this is a subtype.
6905 * pa.md (extv, extzv, insv): Use define_expand to reject constant
6906 that is out of range.
6908 * loop.c (unknown_constant_address_altered): New variable.
6909 (prescan_loop): Initialize it.
6910 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
6911 (invariant_p, case MEM): Remove handling for volatile and readonly;
6912 check new variable if readonly.
6913 (check_dbra_loop): Chdeck unknown_constant_address_altered.
6915 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
6916 (addr_affects_sp_p): Removed from note_mem_written and only
6917 define #ifdef AUTO_INC_DEC.
6919 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
6921 * regclass.c (record_reg_classes): Properly handle register move
6924 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
6925 Don't think valid if both operands are invalid.
6926 (struct constant_descriptor): New field RTL.
6927 (mark_const_hash_entry): Mark it.
6928 (record_constant{,_rtx}): Initialize it.
6929 (output_constant_def): Allocate RTL in permanent obstack and
6931 ({record,compare}_constant_1): Modes must match for
6932 CONSTRUCTOR of ARRAY_TYPE.
6934 * c-common.h (initializer_constant_valid_p): Delete decl from here.
6935 * output.h (initializer_constant_valid_p): Move decl to here.
6936 * c-common.c (initializer_constant_valid_p): Delete function from here.
6937 * varasm.c (initializer_constant_valid_p): Move function to here.
6939 * tree.h (STRIP_SIGN_NOPS): New macro.
6940 * fold-const.c (optimize_minmax_comparison): New function.
6941 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
6942 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
6943 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
6944 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
6945 widening conversions.
6946 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
6947 to look at size of mode, not precision of type; also add missing cases.
6948 (optimize_bit_field_compare, decode_field_reference): Don't try to
6949 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
6951 * dwarf2out.c (ctype.h): Include.
6952 (dwarf2out_set_demangle_name_func): New function.
6953 (size_of_line_info): Deleted.
6954 (output_line_info): Compute size of line info table from difference
6956 (base_type_die, add_name_attribute): Call demangle function, if any.
6957 (field_byte_offset): Use bits per word for variable length fields.
6958 (gen_array_type_die): Add array name.
6959 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
6960 (dwarf2out_add_library_unit_info): New function.
6962 * explow.c (set_stack_check_libfunc): New function.
6963 (stack_check_libfunc): New static variable.
6964 (probe_stack_range): Allow front-end to set up a libfunc to call.
6966 * combine.c (simplify_comparison): When making comparison in wider
6967 mode, check for having commuted an AND and a SUBREG.
6968 (contains_muldiv): New function.
6969 (try_combine): Call it when dividing a PARALLEL.
6970 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
6971 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
6973 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
6974 use one of the CLOBBERs instead.
6975 (if_then_else_cond): If comparing against zero, just return thing
6978 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
6979 Don't generate shifts and subtract if have conditional arithmetic.
6981 * rtl.h (delete_barrier): New declaration.
6982 * jump.c (jump_optimize): Set up to handle conditional call.
6983 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
6984 (delete_barrier): New function.
6986 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
6988 * recog.c (nonmemory_operand): Accept ADDRESSOF.
6990 * tree.c (build_type_attribute_variant): Push to obstack of
6991 ttype around type_hash_canon call.
6993 * expr.c (placeholder_list): Move decl to file scope.
6994 (expand_expr): Don't force access to volatile just because its
6996 If ignoring reference operations, just expand the operands.
6997 (expand_expr, case COMPONENT_REF): Propagate
6998 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
6999 Refine test for using bitfield operations vs pointer punning.
7000 (expand_expr, case CONVERT_EXPR): If converting to
7001 BLKmode UNION_TYPE from BLKmode, just return inner object.
7002 Use proper mode in store_field call.
7003 Properly set sizes of object to store and total size in store_field
7004 call for convert to union.
7005 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
7006 memory (like for ADDR_EXPR). Also, don't put constant in register if
7007 we'll want it in memory.
7008 (readonly_fields_p): New function.
7009 (expand_expr, case INDIRECT_REF): Call it if LHS.
7010 (expand_assignment): Handle a RESULT_DECL where
7011 DECL_RTL is a PARALLEL.
7012 (do_jump, case WITH_RECORD_EXPR): New case.
7013 (get_inner_reference): Always go inside a CONVERT_EXPR
7014 and NOP_EXPR if both modes are the same.
7015 (store_field): Use bitfield operations if size of bitsize is not same
7016 as size of RHS's type.
7017 Check for bitpos not a multiple of alignment in BLKmode case.
7018 Do block move in largest possible alignment.
7019 (store_constructor): Set BITSIZE to -1 for variable size and properly
7020 in case of array of BLKmode.
7021 (expand_expr_unaligned): New function.
7022 (do_compare_and_jump): Call it.
7024 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
7025 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
7026 does not include 'o'.
7028 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
7029 both SET_DEST and SET_SRC reference a virtual register.
7030 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
7032 * integrate.c (expand_inline_function): Handle case of setting
7033 virtual stack vars register (from built in setjmp); when parameter
7034 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
7035 (subst_constant): Add new parm, MEMONLY.
7036 (expand_inline_function, integrate_parm_decls): Pass new parm.
7037 (integrate_decl_tree): Likewise.
7038 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
7039 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
7040 (copy_rtx_and_substitute, case SET): Add explicit calls to
7041 copy_rtx_and_substitute for both sides.
7043 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
7045 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
7046 within INDEX_TYPE, instead of before.
7047 (fixup_gotos): Use f->target_rtl, not the next insn,
7048 since latter may be from a later fixup.
7049 (expand_value_return): Correctly convert VAL when promoting function
7050 return; support RETURN_REG being a PARALLEL.
7051 (expand_return): When checking for result in regs and having
7052 cleanup, consider PARALLEL in DECL_RTL as being in regs.
7054 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
7056 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
7057 last_nominal_fname): Mark const.
7058 (struct include_hash: name, nshort, control_macro): Mark
7060 (struct macrodef: symnam): Mark const.
7061 (struct if_stack: fname): Mark const.
7062 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
7063 (IStable): New character-syntax array which encompasses all
7064 the old is_foo arrays.
7065 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
7066 is_space): New macros for interrogating IStable.
7067 (check_macro_name): Kill last argument. All callers changed.
7069 * cppinit.c (initialize_char_syntax): Delete.
7070 (is_idchar, is_idstart, is_hor_space, is_space,
7071 trigraph_table): Delete.
7072 (IStable): New. Initialize with clever macros to avoid
7073 information duplication.
7074 (builtin_array): Table of builtins to get rid of explicit list
7075 in initialize_builtins.
7076 (initialize_builtins): Use builtins_array.
7077 (cpp_start_read): Call init_IStable, and set IStable['$'] if
7078 opts->dollars_in_ident.
7080 * cppexp.c: Change all refs to is_xyz[] arrays to use new
7082 (cpp_parse_expr): Avoid 'format string is not constant'
7083 warning. Use ISGRAPH to identify printable chars.
7084 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
7086 (read_and_prescan): Map trigraphs to chars with open-coded
7087 if-else-if-... sequence, not a lookup table.
7088 * cpphash.c: Change all refs to is_xyz[] arrays to use new
7090 * cpplib.c: Change all refs to is_xyz[] arrays to use new
7091 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
7092 (check_macro_name): Remove ability to report an invalid
7093 assertion name, which is never used.
7094 (do_line): Constify a couple of char *'s.
7095 * cppmain.c (main): Call cpp_cleanup before returning.
7097 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
7099 * ggc.h (struct ggc_statistics): New type.
7100 (ggc_get_size): New function.
7101 (ggc_print_statistics): Likewise.
7102 * ggc-common.c (ggc_stats): New variable.
7103 (ggc_mark_rtx_children): Keep statistics.
7104 (ggc_mark_tree_children): Likewise.
7105 (ggc_print_statistics): New function.
7106 * ggc-page.c (struct globals): Add bytes_mapped field.
7107 (alloc_anon): Update it.
7108 (release_pages): Likewise.
7109 (ggc_get_size): New function.
7110 (ggc_page_print_statistics): New function.
7111 * ggc-simple.c (ggc_get_size): New function.
7113 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
7115 * flow.c (propagate_block): When the last reference to a label
7116 before an ADDR_VEC is deleted because the reference is a dead
7117 store, delete the ADDR_VEC.
7119 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
7121 * resource.c (find_free_register): Don't use the frame pointer
7122 if frame_pointer_needed.
7124 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
7126 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
7127 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
7129 * config/i960/i960.c (i960_va_start): New locals base, num.
7130 Use INDIRECT_REF instead of ARRAY_REF on valist.
7131 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
7133 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
7135 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
7137 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
7139 * tree.def (PLACEHOLDER_EXPR): Update comments.
7141 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7143 * c-common.c (check_format_info): Avoid non-literal format string
7144 warnings when `first_arg_num' is zero.
7146 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7148 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
7150 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
7152 * arm.md (casesi_insn): Add a clobber of the condition code
7155 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
7157 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
7158 used by both cc1 and cc1plus.
7160 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
7162 * config/arm/arm.c: Initialise arm_structure_size_boundary to
7163 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
7164 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
7165 to the value 32 if it has not already been defined.
7166 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
7167 Override definition in arm.h with a value of 8.
7169 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
7171 * c-pragma.c (push_alignment): Don't check the return value
7174 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
7176 * sparc.h (ADJUST_COST): Fix thinko.
7178 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
7180 * cccp.c (rescan): Fixed obp pointer handling around call to
7181 check_expand subroutine.
7183 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
7185 * gcse.c (delete_null_pointer_checks): Only record non-null info
7186 for pseudos when examining stores.
7188 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
7189 splitters for these patterns. Use "#" for output templates.
7190 (addsi3_carryin_shift): New pattern.
7192 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
7194 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
7195 of the function return register into a plain REG until
7196 after function inlining is done.
7198 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
7200 * jump.c (jump_optimize_1): If we did cross-jumping, and
7201 the data will matter, rebuild the CFG.
7202 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
7203 not optimizing. Don't run shorten_branches.
7204 * toplev.c (rest_of_compilation): Run shorten_branches after
7207 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
7209 * rtl.h (note_stores): Add additional paramter.
7210 * rtlanal.c (reg_set_p_1): Take additional paramter.
7211 (reg_set_last_1): Likewise.
7212 (reg_set_p): Adjust call to note_stores.
7213 (reg_set_last): Likewise.
7214 (note_stores): Pass data parameter to worker function.
7215 * alias.c (record_set): Take additional parameter.
7216 (init_alias_analysis): Pass it.
7217 * caller-save.c (mark_set_regs): Take additional parameter.
7218 (save_call_clobbered_regs): Pass NULL to note_stores.
7219 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
7221 (record_dead_and_set_regs_1): Likewise.
7222 (reg_dead_at_p_1): Likewise.
7223 (combine_instructions): Adjust calls to note_stores.
7224 (try_combine): Likewise.
7225 (record_dead_insn): Remove.
7226 (record_dead_and_set_regs): Adjust calls to note_stores.
7227 (reg_dead_at_p): Likewise.
7228 * cse.c (invalidate_skipped_set): Take additional parameter.
7229 (cse_check_loop_start): Likewise.
7230 (cse_check_loop_start_value): Remove.
7231 (cse_set_around_loop): Adjust calls to note_stores.
7232 * flow.c (notice_stack_pointer_modification): Take additional
7233 parameter. Remove duplicate declaration.
7234 (record_volatile_insns): Adjust calls to note_stores.
7235 * gcse.c (record_set_info): Take additional parameter.
7236 (record_last_set_info): Likewise.
7237 (invalidate_nonnull_info): Likewise.
7238 (record_set_insn): Remove.
7239 (compute_sets): Adjust calls to note_stores.
7240 (last_set_insn): Remove.
7241 (compute_hash_table): Adjust calls to note_stores.
7242 (insert_insn_end_bb): Likewise.
7243 (delete_null_pointer_checks): Likewise.
7244 * global.c (mark_reg_store): Take additional parameter.
7245 (mark_reg_clobber): Likewise.
7246 (reg_becomes_live): Likewise.
7247 (global_conflicts): Adjust calls to note_stores.
7248 (build_insn_chain): Likewise.
7249 * integrate.c (note_modified_parmregs): Take additional parameter.
7250 (mark_stores): Likewise. Make it static.
7251 (save_for_inline_nocopy): Adjust calls to note_stores.
7252 (try_constants): Likewise.
7253 * integrate.h (mark_stores): Remove declaration.
7254 * jump.c (mark_modified_reg): Take additional parameter.
7255 (thread_jumps): Adjust calls to note_stores.
7256 * local-alloc.c (validate_equiv_mem_from_store): Take additional
7258 (no_equiv): Likewise.
7259 (reg_is_set): Likewise.
7260 (validate_equiv_mem): Adjust calls to note_stores.
7261 (update_equiv_regs): Likewise.
7262 (block_alloc): Likewise.
7263 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
7264 (note_addr_stored): Take additional parameter.
7265 (note_set_pseudo_multiple_uses): Likewise.
7266 (record_initial): Likewise.
7267 (prescan_loop): Adjust calls to note_stores.
7268 (strength_reduce): Likewise.
7269 (check_dbra_loop): Likewise.
7270 * regmove.c (flags_set_1): Take additional paramter.
7271 (mark_flags_life_zones): Adjust calls to note_stores.
7272 * reload1.c (mark_not_eliminable): Take additional parameter.
7273 (forget_old_reloads_1): Likewise.
7274 (reload_cse_invalidate_rtx): Likewise.
7275 (reload_cse_check_clobber): Likewise.
7276 (reload_combine_note_store): Likewise.
7277 (move2add_note_store): Likewise.
7278 (reload): Adjust calls to note_stores.
7279 (reload_as_needed): Likewise.
7280 (emit_reload_insns): Likewise.
7281 (reload_cse_regs_1): Likewise.
7282 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
7283 (reload_combine): Adjust calls to note_stores.
7284 * resource.c (update_live_status): Take additional paramter.
7285 (mark_target_live_regs): Adjust calls to note_stores.
7286 * stupid.c (find_clobbered_regs): Take additional parameter.
7287 (stupid_life_analysis): Adjust calls to note_stores.
7289 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
7291 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
7294 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
7297 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
7298 of the variable arm_structure_size_boundary.
7300 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
7302 * alias.c (init_alias_analysis): Allocate reg_known_value and
7303 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
7305 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
7306 * cse.c (cse_main): Call end_alias_analysis.
7307 * haifa-sched.c (schedule_insns): Likewise.
7308 * local-alloc. (update_equiv_regs): Likewise.
7309 * reload1.c (reload_cse_regs): Likewise.
7311 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7313 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
7314 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
7315 mapping from MASK_FPU.
7317 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
7319 * sparc.md (call): Don't bound structure return size to 0xfff.
7321 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
7323 * resource.c (mark_target_live_regs): Check that the target
7324 insn wasn't created after compute_bb_for_insn.
7326 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
7328 * ggc-page.c (poison_pages): Don't be overzealous.
7330 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
7332 * alias.c: Update comments for ADDRESS.
7333 (nonlocal_reference_p): Look inside the ADDRESS to determine if
7334 it is a local memory reference.
7336 * c-typeck.c (build_function_call): Check that the built-in
7337 function is of class BUILT_IN_NORMAL before trying to recongize
7339 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
7340 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
7342 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
7344 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
7346 (pre_gcse): Likewise.
7347 (hoist_expr_reaches_here_p): Likewise.
7348 (hoist_code): Likewise.
7349 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
7351 (pre_expr_reaches_here_p_work): ... here.
7352 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
7354 (expr_reaches_here_p_work): ... here.
7356 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
7358 * resource.c (find_basic_block): Delete.
7359 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
7360 (init_resource_info): Call compute_bb_for_insn.
7362 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
7364 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
7365 with already adjacent blocks, but no fallthru.
7366 (merge_blocks_move_successor_nojumps): Simplify.
7367 (debug_flow_info): New.
7369 * toplev.c (rest_of_compilation): Open jump1 dump file before
7370 jump and close after, as opposed to just using dump_rtl.
7372 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7374 * reload.h (earlyclobber_operand_p): Declare.
7375 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
7376 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
7377 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
7378 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
7380 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
7381 Richard Henderson <rth@cygnus.com>
7383 * emit-rtl.c (emit_block_insn_before): New.
7384 (emit_block_insn_after): New.
7385 * basic-block.h: Declare them.
7387 * bitmap.h: Protect from multiple inclusion.
7389 * recog.c (scratch_operand): Handle VOIDmode correctly.
7391 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
7393 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
7394 * function.c (assign_parms): Likewise.
7395 * global.c (global_conflicts): Clarify STACK_REGS commentary.
7397 * reg-stack.c (max_uid): Remove.
7398 (blocks, block_begin, block_end, block_drops_in): Remove.
7399 (block_stack_in, block_out_reg_set, block_number): Remove.
7400 (struct block_info_def, BLOCK_INFO): New.
7401 (enum emit_where): New.
7402 (current_block): New.
7403 (BLOCK_NUM): Remove.
7404 (mark_regs_pat, record_label_references): Remove.
7405 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
7407 (goto_block_pat, print_blocks, dump_stack_info): Remove.
7408 (reg_to_stack): Simplified test for existance of fp code. Use
7409 flow.c code. Call shorten_branches after cross-jump opt.
7410 (check_asm_stack_operands): Renamed from record_asm_reg_life.
7411 Return false if the asm doesn't use stack regs. Don't do life
7412 analysis on the asm.
7413 (emit_pop_insn): Replace function pointer arg `when' with
7414 enum `where'. Update all callers.
7415 (change_stack): Likewise. Update basic block end.
7416 (emit_swap_insn): Use current_block->head to limit reverse search
7417 for start of block. Use emit_block_insn_after.
7418 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
7419 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
7420 structure assignment instead of bcopy.
7422 (convert_regs_entry, convert_regs_exit): New.
7423 (convert_regs_1, convert_regs_2): Split out from convert_regs.
7424 Work on basic blocks and the CFG.
7425 (convert_regs): Use them.
7427 * i386.c (output_fix_trunc): Remove code for DImode input operand
7428 not at top-of-stack.
7429 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
7431 (fix_truncdi_1): Allow any mode scratch.
7433 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
7435 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
7436 * linux.h, netbsd.h, vms.h: Not here.
7438 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
7440 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
7441 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
7442 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
7443 CONDITIONAL_REGISTER_USEAGE): Use them.
7444 * config/mips/mips.c (mips_move_1word,mips_move_2words,
7445 gen_conditional_branch,override_options) : Use them.
7446 * config/mips/mips.md : Use them.
7448 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
7450 * i386.md (zero_extendqihi2): Use SImode register name with andl.
7452 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
7454 * integrate.c (function_cannot_inline_p): Don't allow inlining
7457 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7459 * c-parse.in (cast_expr): Constify.
7461 * cccp.c (special_symbol): Likewise.
7463 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
7465 * dwarf2out.c (base_type_die): Likewise.
7467 * global.c (allocno_compare): Likewise.
7469 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
7471 * regclass.c (fix_register): Likewise.
7473 * rtl.h (fix_register): Likewise.
7475 * stupid.c (stupid_reg_compare): Likewise.
7477 * toplev.c (decode_f_option): Likewise.
7479 * tree.c (build_complex_type): Likewise.
7481 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
7483 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
7485 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7487 * reload.c (find_reloads): Compute mode and nregs fields of all
7489 * reload1.c (calculate_needs_all_insns): Simplify a bit.
7490 (calculate_needs): Use precomputed mode/nregs values.
7491 (allocate_reload_reg): Likewise.
7493 (failed_reload, set_reload_reg): ... new functions.
7494 (choose_reload_regs_init): New function, mostly broken out from...
7495 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
7496 Also lose one #if 0 block.
7498 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
7500 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
7503 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
7505 * tree.h (BLOCK_TYPE_TAGS): Remove.
7506 (BLOCK_END_NOTE): Likewise.
7507 (BLOCK_LIVE_RANGE_FLAG): Likewise.
7508 (BLOCK_LIVE_RANGE_START): Likewise.
7509 (BLOCK_LIVE_RANGE_END): Likewise.
7510 (tree_block): Remove live_range_flag, live_range_var_flag, and
7511 type_tags. Remove end_note, live_range_start, and live_range_end.
7512 (remember_end_note): Remove prototype.
7513 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
7514 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
7516 * ggc-common.c (ggc_mark_tree_children): Don't mark
7517 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
7518 * integrate.c (adjust_copied_decl_tree): Remove.
7519 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
7520 * stmt.c (last_block_end_note): Remove.
7521 (init_stmt): Don't add a GC root for it.
7522 (expand_fixup): Don't set it.
7523 (remember_end_note): Remove.
7524 (expand_end_bindings): Don't set last_block_end_note.
7526 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7528 * reload1.c (reload_reg_free_for_value_p): Show
7529 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
7532 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
7534 * expmed.c (extract_bit_field): Allow for the case of non-integer
7535 objects that are smaller than a word (like SFmode on a 64-bit
7538 * loop.c (basic_induction_var): A non-integer variable which is
7539 being set by a paradoxical subreg is probably not a biv.
7541 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7543 * prefix.c (translate_name) Check for empty prefix string.
7545 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
7547 * Makefile.in (CPP_CROSS_NAME): New variable.
7548 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
7550 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
7551 names of the files to be uninstalled.
7553 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
7555 * collect2.c (IS_DIR_SEPARATOR): Define.
7556 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
7558 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
7561 * haifa-sched.c (add_dependence): Update the true dependency
7562 cache the first time we add a true dependence to the LOG_LINKS chain.
7564 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
7566 * fold-const.c (fold): Fix comment.
7568 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7570 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
7571 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
7572 dbxout_start_new_source_file, dbxout_source_file,
7573 dbxout_source_line, dbxout_finish, dbxout_type_fields,
7574 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
7576 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
7577 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
7578 (dbxout_block): Initialize variable `blocknum'.
7580 * dbxout.h (dbxout_init, dbxout_finish,
7581 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
7582 dbxout_args, dbxout_source_line): Constify a char*.
7584 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
7585 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
7586 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
7587 low_pc_attribute, high_pc_attribute, body_begin_attribute,
7588 body_end_attribute, comp_dir_attribute, sf_names_attribute,
7589 src_info_attribute, mac_info_attribute, producer_attribute,
7590 lookup_filename, generate_macinfo_entry, fundamental_type_code,
7591 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
7592 dwarfout_undef): Constify a char*.
7593 (add_incomplete_type, retry_incomplete_types): Add prototypes.
7595 * dwarfout.h (dwarfout_define, dwarfout_undef,
7596 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
7598 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
7600 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
7601 (MULTILIB_ISA_DEFAULT): New.
7602 (MULTILIB_DEFAULTS): Use it.
7603 * config/mips/mips.c (): Remove the now unnecessary definition
7604 of MIPS_ISA_DEFAULT.
7605 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
7606 unnecessary definition.
7608 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
7610 * arm.md (pic_load_addr): Add constraints to operand 1.
7612 1999-10-25 Bruce Korb <autogen@linuxbox.com>
7614 * fixinc/genfixes: Provide a means for specifying -D options to
7617 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
7619 * arm.c (arm_override_options): Correct initialization of
7620 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
7621 arm_is_strong, and arm_is_6_or_7.
7623 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
7624 (note_set_pseudo_multiple_uses): New function.
7625 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
7626 if a pseudo set in the loop exit is used elsewhere.
7628 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
7630 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
7632 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
7634 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
7635 a single load-address pattern.
7637 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
7639 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
7640 depending on whether or not line-number notes are present.
7642 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7644 * cccp.c (progname, file_buf, default_include, include_file,
7645 macrodef, definition, hashval, wchar_type, user_label_prefix,
7646 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
7647 expand_to_temp_buffer, is_system_include, base_name,
7648 absolute_filename, read_name_map, open_include_file,
7649 record_control_macro, check_precompiled, check_preconditions,
7650 pcfinclude, pass_thru_directive, create_definition,
7651 check_macro_name, comp_def_part, collect_expansion,
7652 check_assertion, read_token_list, assertion_install,
7653 assertion_lookup, eval_if_expression, conditional_skip,
7654 validate_else, skip_quoted_string, quote_string, macarg1,
7655 error_from_errno, install, lookup, hashf, dump_defn_1,
7656 perror_with_name, pfatal_with_name, main, trigraph_pcp,
7657 check_white_space, rescan, handle_directive, monthnames,
7658 special_symbol, do_include, remap_include_file, write_output,
7659 arglist, do_assert, do_unassert, do_line, do_error, do_once,
7660 do_ident, do_sccs, do_xifdef, skip_if_group,
7661 output_line_directive, macroexpand, macarg, change_newlines,
7662 initialize_builtins, make_definition): Constify a char*.
7664 * pcp.h (stringdef): Likewise.
7666 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
7668 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
7671 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
7672 Richard Henderson <rth@cygnus.com>
7674 * alias.c: Include ggc.h.
7675 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
7676 (record_set): Verify enough room in reg_base_value.
7677 (init_alias_analysis): Allocate reg_base_value with xcalloc.
7678 Register it as a GC root.
7679 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
7680 * Makefile.in (alias.o): Depend on ggc.h.
7682 * unroll.c (unroll_loop): Verify the insn before a barrier
7683 is a JUMP_INSN before checking JUMP_LABEL.
7685 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7687 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
7688 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
7689 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
7690 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
7691 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
7692 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
7694 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7696 * output.h (ctors_section, dtors_section, bss_section): Prototype.
7698 * alpha/alpha-interix.h (text_section): Delete prototype.
7699 * alpha/elf.h (text_section): Likewise.
7700 * arm/linux-elf.h (text_section): Likewise.
7701 * arm/linux-telf.h (text_section): Likewise.
7702 * c4x/c4x.h (text_section): Likewise.
7703 * dsp16xx/dsp16xx.h (bss_section): Likewise.
7704 * elfos.h (text_section): Likewise.
7705 * i386/aix386ng.h (text_section): Likewise.
7706 * i386/i386-interix.h (text_section): Likewise.
7707 * i386/sco5.h (text_section): Likewise.
7708 * i386/svr3gas.h (text_section): Likewise.
7709 * nextstep.h (text_section): Likewise.
7710 * psos.h (text_section): Likewise.
7711 * ptx4.h (text_section): Likewise.
7712 * svr3.h (text_section): Likewise.
7713 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
7715 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7717 * final.c (peephole): Delete prototype.
7719 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
7720 (pre_insert_copies): Remove unused variable `bb'.
7722 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
7725 * output.h (peephole): Add prototype.
7727 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
7729 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
7732 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
7734 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
7735 for inlined declarations.
7737 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
7739 * arm.c (logical_binary_operator): New fucntion.
7740 * arm.h (logical_binary_operator): Declare it.
7741 (PREDICATE_CODES): Handle logical_binary_operator.
7742 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
7743 output constraints. Add appropriate splitters.
7744 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
7745 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
7746 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
7748 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7750 * genoutput.c (struct operand_data): New elt eliminable.
7751 (output_operand_data): Write it.
7752 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
7753 (compare_operands): Take it into account.
7754 * recog.h (struct insn_operand_data): New elt eliminable.
7755 * reload1.c (check_eliminable_occurrences, elimination_effects): New
7757 (old_asm_operands_vec, new_asm_operands_vec): Delete.
7758 (eliminate_regs): Move code that detects changes to elimination
7759 target regs into new function elimination_effects.
7760 Delete one #if 0 block.
7761 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
7762 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
7763 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
7764 Only call eliminate_regs for real operands of the insn, not for parts
7765 of its structure or parts matched by things like match_operator.
7766 Use elimination_effects and check_eliminable_occurrences. Use
7767 copy_insn to duplicate the pattern when not in the final pass.
7769 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
7771 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
7774 1999-10-22 Bruce Korb <autogen@linuxbox.com>
7776 * fixinc/README: document the "mach" machine matching test
7777 * fixinc/fixfixes.c: Implement the #else/#endif label fix
7778 * fixinc/fixtests.c: Implement the #else/#endif label test
7779 * fixinc/inclhack.def: utilize these tests and fixes
7780 * fixinc/inclhack.sh: regen
7781 * fixinc/fixincl.x: regen
7782 * fixinc/fixincl.sh: regen
7784 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
7786 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
7789 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
7791 * gcc.1: Document exit codes.
7793 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7795 * calls.c: Include tm_p.h later, so everything we need is defined.
7797 * function.c: Likewise.
7799 * except.c: Include tm_p.h.
7801 * sparc.c: Likewise.
7802 (dwarf2out_cfi_label): Don't prototype.
7803 (check_return_regs, epilogue_renumber,
7804 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
7805 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
7806 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
7807 ultra_schedule_insn): Add static prototype.
7808 (data_segment_operand, text_segment_operand): Call itself with the
7809 proper number of arguments.
7810 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
7812 * sparc.h: Move all declarations to sparc-protos.h.
7813 (SELECT_RTX_SECTION): Pass a missing MODE argument to
7816 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
7818 * config/svr4.h (text_section, ctors_section, dtors_section): Add
7820 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
7821 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
7822 ASM_OUTPUT_ASCII): Constify a char*.
7824 * sparc-protos.h: New file for sparc prototypes.
7826 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7828 * function.c (record_insns, contains): Always declare and define.
7829 (record_insns): Mark with ATTRIBUTE_UNUSED.
7831 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
7833 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
7834 to .section when outputting a .bss section to deal with multiple
7835 .bss input sections (as happens with -fdata-sections)
7836 Also output %progbits, not @progbits so the assembler doesn't treat as
7838 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
7840 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
7841 thumb parts even when building with non-thumb CPUs, by forcing
7844 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
7846 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
7847 (movdf_const_intreg_sp64): Similarly.
7849 * local-alloc.c (update_equiv_regs): Check the correct insn
7850 for pre-existing REG_EQUIV notes.
7852 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
7854 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
7855 block reached by a branch if we're not going to actually process
7858 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
7860 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
7861 a local extern function declaration.
7863 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
7865 * i386.c (ix86_expand_prologue): Properly wrap USE around
7866 reg for CALL_INSN_FUNCTION_USAGE.
7868 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
7870 * config/mips/mips.md (movdf_internal1a): Allow floating-point
7871 move between GP_REGs.
7873 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
7875 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
7876 the mode size when finding out if an offset is legal.
7878 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
7880 * basic-block.h (PROP_*): Move constants from ...
7882 (compute_bb_for_insn): Free the array before reallocating.
7883 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
7884 (allocate_reg_life_data): Reset all reg variables collected by
7886 (get_block_head_tail): Don't convert from bb to block.
7887 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
7888 (find_insn_reg_weight): Take block not bb.
7889 (schedule_block): Don't set block num for moved insns.
7890 (schedule_region): Don't update_life_info or find_insn_reg_weight.
7891 (schedule_insns): Do it here instead.
7892 * combine.c (combine_instructions): Invoke compute_bb_for_insn
7893 before update_life_info.
7894 * recog.c (split_all_insns, peephole2_optimize): Update for
7895 new arg to update_life_info.
7896 * rtlanal.c (remove_note): Cope with NULL note.
7897 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
7900 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
7902 * jump.c (jump_optimize_1): More accurately detect casesi insns.
7904 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
7905 block records so that merge_blocks_nomove will clean up correctly.
7906 (split_edge): Handle casesi insns.
7908 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
7910 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
7912 * pa.md (call, call_value): Do not emit a blockage after restoring
7915 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
7917 * c-typeck.c (c_expand_asm_operands): Fix typo.
7919 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7921 * arm.c (fpu_rhs_operand): Verify modes.
7922 (fpu_add_operand): Likewise.
7923 (di_operand): Likewise.
7924 (soft_df_operand): Likewise.
7926 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
7928 * arm.c (arm_return_in_memory): APCS rules state that the elements
7929 of a structure returned in a register must be 'integer-like'.
7931 1999-10-19 Bruce Korb <autogen@linuxbox.com>
7933 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
7934 in the source tree when the generated targets are out of date
7935 * fixinc/genfixes: Alter it to run individual fixes for make.
7936 * fixinc/README: rewrite
7937 * fixinc/inclhack.def: moved initial comments to README
7939 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
7941 * toplev.c (main): Do not generate an error message if an
7942 unrecognised command line switch is recognisable by another
7943 language. If extra_warnings are enabled, then generate a
7944 warning message instead.
7946 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
7948 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
7949 (insert_pack_attributes): Delete prototype.
7951 * c-pragma.c (default_alignment): New static variable.
7952 (push_alignment): Initialize to current effective alignment.
7953 (pop_alignment): Use to set new alignment.
7954 (insert_pack_attributes): Delete function.
7955 (handle_pragma_token): Set default_alignment as well each time
7956 a #pragma pack(<n>) is encountered.
7958 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
7960 * reg-stack.c (stack_result): Aggregates are not returned in
7963 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7965 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
7967 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
7969 * basic-block.h (set_block_num): Declare.
7970 * flow.c (update_life_info): Don't call compute_bb_for_insn
7971 or free_basic_block_vars.
7972 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
7973 (insn_orig_block): Remove.
7974 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
7975 (schedule_block): Keep BLOCK_NUM up-to-date.
7976 (schedule_insns): Use compute_bb_for_insn.
7977 * recog.c (split_all_insns): Likewise.
7978 (peephole2_optimize): Likewise.
7980 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
7982 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
7983 if the pic register is used.
7985 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7987 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
7988 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
7989 if that tests TREE_PERMANENT.
7991 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
7993 * cse.c (invalidate_for_call): Do not remove memory references from
7994 the table here. It's handled elsewhere.
7996 * haifa-sched.c (add_dependence): Protect references to the
7997 true dependency cache with #ifdef INSN_SCHEDULING.
7998 (remove_dependence): Similarly.
8000 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
8001 to the cfg code that this is a return instruction.
8002 * mn10300.md (return_internal): Similarly.
8004 * combine.c (get_last_value): If the last set of a register
8005 is after subst_low_cuid, then we can not use it to determine
8006 the register's last value.
8008 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
8010 * Makefile.in: Back out previous change.
8012 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
8014 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
8016 * haifa-sched.c (add_dependence): Only check/update the cache
8018 (remove_dependence): Likewise.
8019 (schedule_insns): Only create the true_dependency_cache if the
8020 average number of instructions in a basic block is very large.
8022 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
8024 * Makefile.in (ggc-common.o): Depend on genrtl.h.
8025 (ggc-simple.o): Likewise.
8026 (ggc-page.o): Likewise.
8028 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
8030 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
8031 Prototype for exported functions.
8032 (pre_lcm, pre_rev_lcm): Remove prototypes.
8033 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
8034 (compute_available): Move to lcm.c, and change parameter order.
8035 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
8036 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
8037 (gcse_main): No longer call compute_preds_succs. Rebuild the
8038 set table after reach pre pass.
8039 (pre_insert_map, pre_delete_map, edge_list): New.
8040 (alloc_pre_mem): Allocate edge vectors.
8041 (free_pre_mem): Delete edge vectors.
8042 (compute_pre_data): Call new edge based lcm routines.
8043 (process_insert_insn): New function.
8044 (insert_insn_end_bb): Use it.
8045 (pre_edge_insert): New function.
8046 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
8048 (pre_insert_copies): Revamp using new edge based lcm outputs.
8049 (pre_delete): Likewise.
8050 (one_pre_gcse_pass): Insert & remove fake edges to the exit
8052 (compute_code_hoist_vbeinout): New new edge based routines.
8053 * lcm.c: Remove all the old LCM functions. Replace with new ones
8054 that work with the new cfg datastructures and work with edges
8057 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8059 * reload.h (struct reload): Add new fields "mode" and "nregs".
8060 * reload1.c: Change all occurrences of reload_mode and reload_nregs
8061 to reference the "mode" and "nregs" field within struct reload.
8063 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
8065 * haifa-sched.c (true_dependency_cache): New.
8066 (add_dependence): Use the true dependency cache to avoid expensive
8067 walks down the LOG_LINKS dependency list. Add entries to the
8069 (remove_dependence): Remove entries from the true dependency cache
8071 (schedule_insns): Allocate and initialize and free the true
8074 * haifa-sched.c (schedule_insns): Do not remove inter-block
8075 dependencies anymore.
8077 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
8079 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
8080 * i386/t-winnt: Likewise.
8082 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
8084 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
8086 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
8088 * Makefile.in (LANGUAGES): Omit "proto".
8089 (clean): Remove stale comment about removing unprotoize.c.
8091 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8093 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
8094 using arithmetic on void pointers.
8096 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
8098 * haifa-sched.c (compute_block_forward_dependencies): Only check
8099 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
8101 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
8103 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
8104 (expr_equiv_p): Reject memories with different alias sets.
8106 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
8108 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
8109 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
8110 (f_options): Add "bounded-pointers" and "bounds-check" entries.
8111 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
8112 (lang_init): Set default for flag_bounds_check if still "unspecified".
8114 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8116 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
8118 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8120 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
8123 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8125 * config/c4x/c4x.md (*db_noclobber,
8126 *decrement_and_branch_until_zero_noclobber): New patterns and
8127 associated splitters.
8129 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8131 * config/c4x/c4x.md (parallel instruction patterns): Rework
8132 constraints to keep reload happy.
8134 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8136 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
8137 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
8138 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
8139 Add new patterns and associated post-reload splitters.
8141 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8143 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
8145 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8147 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
8149 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
8151 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8153 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
8156 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
8158 * pa.c (move_operand): Rely on memory_address_p to determine the
8159 validity of non-indexed memory addresses.
8160 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
8161 operand in DFmode and SFmode when generating PA2.0 code.
8163 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
8165 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
8167 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
8169 * mips.c (function_prologue): Fix argument types.
8170 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
8171 (casesi_internal): Write to the scratch register.
8173 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
8175 * cppexp.c (cpp_parse_escape): Make static. Change second arg
8177 (parse_charconst): Delete unnecessary cast when calling
8179 (cpplib.h): Kill prototype of cpp_parse_escape.
8181 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
8183 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
8184 * unroll.c (unroll_loop): Cast return value of alloca.
8185 * i370/i370.c: Include function.h and toplev.h.
8186 (i370_label_scan): Remove c++ commented abort.
8187 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
8188 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
8189 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
8190 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
8192 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
8194 * config/t-freebsd: Do not override USER_H.
8195 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
8197 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
8198 Mumit Khan <khan@xraylith.wisc.edu>
8200 * c-parse.in (component_decl): Support anonymous struct/union.
8202 * c-parse.y: Regenerate.
8203 * c-parse.c: Likewise.
8204 * objc/objc-parse.y: Likewise.
8205 * objc/objc-parse.c: Likewise.
8206 * c-decl.c (finish_struct): Don't sort the fields.
8207 (field_decl_cmp): Delete unused function.
8209 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
8211 * sparc.md (movsf_const_intreg): Revert last constraint change.
8212 (movdf_const_intreg_sp32): Likewise.
8214 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
8216 * cse.c: Include hashtab.h instead of splay-tree.h
8217 (struct cse_reg_info): No longer use variant union. Add new
8218 field "regno". All references changed to avoid union.
8219 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
8220 (free_cse_reg_info): Remove.
8221 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
8222 (get_cse_reg_info): Revamp to use expandable hash tables instead
8223 of splay trees. Initialize new fields in cse_reg_info structure.
8224 (new_basic_block): Similarly.
8226 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
8228 * genrecog.c (message_with_line): Prototype.
8229 (validate_pattern): Pass along the set for the dest, not a flag.
8230 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
8231 Check for PC/CC0 as sources.
8232 (nodes_identical): Check for children position match before
8233 allowing the combination.
8235 * rtl.c (read_rtx): Track line number across \\\n.
8237 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
8239 * mips.h (SPECIAL_MODE_PREDICATES): New.
8240 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
8241 (movdi+1, movsi+1): Add output reload constraint.
8242 (casesi_internal): Likewise. Fix commentary.
8243 (return_internal): Use pmode_register_operand.
8245 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
8247 * 1750a.md (movstrqi): Add missing output reload constraint.
8248 (call_value): Likewise.
8249 * a29k.md (cpxxx patterns): Add missing match_operator mode.
8250 (jmpfdec): Add missing inout reload constraint.
8251 * elxsi.md (addsi patterns): Add missing output reload constraint.
8252 (move from sp): Use @ alternates.
8253 (call_value): No constraint on output.
8254 * fr30.md (movsi_pop): Add missing output reload constraint.
8255 (movsf_constant_store): Likewise.
8256 (splits): Remove constraints.
8257 (subsi3): Add missing mode.
8258 * i370.md (cmpstrsi+1): Add missing output reload constraint.
8259 (call_value): Likewise.
8260 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
8261 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
8262 * m32r.md (movsicc_internal): Add output reload constraint.
8263 (movstrsi_internal): Add inout reload constraints.
8264 * m88k.h (reg_names): Don't declare.
8265 (SPECIAL_MODE_PREDICATES): New.
8266 * m88k.md (*): Use register_operand not reg_or_0_operand
8268 * mn10200.h (PREDICATE_CODES): New.
8269 * ns32k.md (ffs pattern): Add output reload constraint.
8270 * pdp11.md (sob pattern): Add inout reload constraint.
8271 * sh.md (splits): Remove constraints.
8272 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
8273 * v850.md (pattern_is_ok_for_epilogue): Likewise.
8274 * vax.md (jgequ pattern): Add inout reload constraint.
8276 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
8278 * configure.in (djgpp): Revert previous patch.
8279 * configure: Rebuit.
8280 * config/i386/djgpp.h: Revert previous patch.
8282 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
8284 * fixinc/inclhack.def: Restore patch lost during last merge of
8285 "no_bogosity" branch.
8286 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
8288 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
8290 * fixincludes: Add a HPUX 11 fix for inttypes.h.
8291 * fixinc/inclhack.def: Same.
8292 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
8294 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
8296 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
8297 as the base of a PLUS.
8299 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8301 * config/c4x/c4x.md: Define mode for remaining unspec operators.
8302 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
8304 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
8306 * pa.md (post_stw+1): Use pmode_register_operand.
8307 (dcacheflush, icacheflush): Likewise.
8309 * i386.md (movstricthi_1): Allow r/r.
8311 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
8313 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
8314 to (not (and (arg0) (arg1))). Similary for and.
8316 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
8317 fallthrough to associate code.
8318 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
8321 * combine.c (simplify_logical): Convert XOR to IOR if operands have
8322 no bits in common; remove XOR to ROTATE conversion.
8324 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8326 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
8328 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8330 * config/c4x/c4x.c (dst_operand): New.
8331 (PREDICATE_CODES): Update.
8332 * config/c4x/c4x.h (dst_operand): Declare it.
8333 * config/c4x/c4x.md: Define mode for each unspec usage.
8334 (move patterns): Use dst_operand predicate instead of src_operand.
8335 (movqi_update, movqf_update): Delete.
8337 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
8339 * recog.c (pmode_register_operand): New.
8340 * recog.h: Declare it.
8341 * genrecog.c (pred_codes): Likewise.
8342 (special_mode_pred_table): Likewise.
8343 (validate_pattern): Don't warn no mode for address_operand.
8345 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
8346 if the operand is not insn-like.
8348 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
8349 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
8351 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
8353 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
8355 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
8356 instead of general_operand in a SET_DEST. Use const_double_operand
8357 instead of an explicit test against CONST_DOUBLE.
8358 (movsf_const_lo): Add missing register mode.
8359 (goto_handler_and_restore): Add auxiliary test for Pmode.
8360 (flush): Adjust to use address_operand.
8361 (return_sf_no_fpu): Add missing output constraint.
8363 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
8365 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
8366 for call return value.
8367 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
8369 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
8371 * toplev.c (main): Only warn about options for other languages.
8372 * collect2.c (main): Pass -w to sub-gcc.
8374 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
8376 * flow.c (propagate_block): Add call-clobbered registers to
8379 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
8380 zapping mem_set_list.
8381 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
8382 (mark_set_1, mark_used_regs): Likewise.
8384 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
8386 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
8388 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8390 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
8391 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
8392 options. Also add a new item "C-only Warning Options" to the
8395 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
8397 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
8398 from multiple calls.
8400 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
8402 * i386.md (call value patterns): Move to the end of the file.
8403 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
8405 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
8407 * configure.in (djgpp configuration): Define extra_objects..
8408 * configure: Rebuilt.
8409 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
8410 (DTORS_SECTION_ASM_OP): Define.
8411 (INIT_SECTION_ASM_OP): Define.
8412 (FINI_SECTION_ASM_OP): Define.
8413 (DATA_SECTION_ASM_OP): Define.
8414 (TEXT_SECTION_ASM_OP): Define.
8415 (EH_FRAME_SECTION_ASM_OP): Define.
8416 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
8417 (STARTFILE_SPEC): Add crtbegin.o.
8418 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
8419 to here from LINK_COMMAND_SPEC.
8420 (DO_GLOBAL_CTORS_BODY): Define.
8421 (CRTSTUFF_USE_FINI_SECTION): Define
8422 (HAS_INIT_SECTION): Delete.
8424 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
8426 * Makefile.in (all.cross): Depend on xcpp$(exeext).
8428 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
8430 * pa.h (PREDICATE_CODES): New.
8432 * genrecog.c (validate_pattern): Condense the destination
8435 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
8437 * alpha.md (call-1): Supply missing mode for operator.
8438 (*): Add missing output reload constraints. Remove constraints
8441 * i386.h (SPECIAL_MODE_PREDICATES): New.
8442 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
8443 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
8444 (addsi_lea_3): Add missing mode for op 3.
8445 (prologue_set_got, prologue_get_pc): Add missing modes.
8446 (*) Add missing output reload constraints.
8448 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
8450 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
8451 check for member bit-size overflow and use var_size if it occurs.
8452 (layout_record): Use bitsize_int() to define the type size in bits.
8453 Likewise for computation and assignment to DECL_FIELD_BITPOS.
8454 (layout_decl): Likewise when assigning to DECL_SIZE.
8456 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
8458 * genrecog.c (validate_pattern): Typo last change. Verify
8459 that output operands have output reloads.
8461 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
8463 * genrecog.c (special_mode_pred_table): New.
8464 (NUM_SPECIAL_MODE_PREDS): New.
8465 (find_operand): New.
8466 (validate_pattern): New argument `insn'. Warn for assignment to
8467 any predicate accepting non-lvalues. Conditionaly warn for
8468 match_operand without a mode. Try much harder to match source
8469 and destination modes on a set.
8470 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
8472 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
8474 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
8476 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
8478 * combine.c (simplify_logical): Recognize xor pattern that encodes
8481 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8483 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
8486 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
8488 * ggc-page.c (MAP_FAILED): Provide default.
8490 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
8492 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
8493 * sparc.h (PREDICATE_CODES): Update.
8495 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
8497 * alpha.c (some_ni_operand): New.
8498 * alpha-protos.h: Declare it.
8499 * alpha.h (PREDICATE_CODES): Update.
8500 * alpha.md (sXaddq reload insns): Use some_ni_operand
8501 for SET_DEST instead of some_operand.
8503 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
8504 Jim Wilson <wilson@cygnus.com>
8506 * genrecog.c (maybe_both_true_2): Don't compare modes of
8508 (process_tree): Elide peephole2_insns. Invoke simplify_tests
8509 after find_afterward.
8510 (debug_decision_1): Dump next and afterward codes.
8512 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
8514 * rtl.c (dump_and_abort): Remove.
8515 (fatal_with_file_and_line): New.
8516 (fatal_expected_char): New.
8517 (read_rtx_lineno, read_rtx_filename): New.
8518 (read_skip_spaces): Track line number.
8519 (read_name): Use fatal_with_file_and_line.
8520 (read_rtx): Use fatal_expected_char. Track line number.
8521 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
8523 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
8524 if it isn't a CODE_LABEL.
8526 * genattr.c (main): Set read_rtx_filename.
8527 * genattrtab.c (main): Likewise.
8528 * gencodes.c (main): Likewise.
8529 * genconfig.c (main): Likewise.
8530 * genemit.c (main): Likewise.
8531 * genextract.c (main): Likewise.
8532 * genflags.c (main): Likewise.
8533 * genopinit.c (main): Likewise.
8534 * genoutput.c (main): Likewise.
8535 * genpeep.c (main): Likewise.
8537 * genrecog.c (decision_test.u.insn): Add `lineno'.
8538 (pattern_lineno, error_count): New variables.
8539 (message_with_line): New.
8540 (add_to_sequence): Break out checking code to ...
8541 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
8542 (merge_insn): Use message_with_line.
8543 (make_insn_sequence): Use validate_pattern. Record insn lineno.
8544 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
8546 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8548 * expr.c (store_constructor): Clear union if constructor is empty.
8550 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
8552 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
8553 Add !endian checks. Change %{...} to %(...).
8555 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
8557 * i386.md (*addsi3_cc): Renamed from addcsi3.
8558 (*addsi3_carry): Renamed from addxsi3.
8559 (*subsi3_cc): Renamed from subcsi3.
8560 (*subsi3_carry): Renamed from subxsi3.
8561 (*xorqi_cc_1): Renamed from xorcqi_1.
8562 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
8563 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
8565 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
8567 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
8568 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
8570 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
8572 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
8573 climb up the chain of insns.
8575 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
8577 * genrecog.c (write_subroutine): Careful for null trees.
8578 (process_tree): Don't elide empty functions.
8580 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
8582 * Makefile.in (genrtl.o): Depend on ggc.h.
8583 * configure.in (valloc): Probe for it.
8584 (with-gc): Use ggc-page if valloc present.
8585 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
8586 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
8587 (ggc_alloc_string): Moved from ggc-page.c.
8588 * ggc-none.c (ggc_alloc_obj): New.
8589 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
8590 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
8591 (struct globals): Likewise for dev_zero_fd.
8592 (init_ggc): Likewise for it's initialization.
8593 (ggc_allocated_p): Move careful dereference from ...
8594 (ggc_lookup_page_table): ... here. Delete.
8595 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
8596 (alloc_anon): Use valloc if no mmap.
8597 (release_pages): Use free if using valloc.
8598 (ggc_alloc_obj): Renamed from alloc_obj.
8599 (ggc_set_mark): Renamed from mark_obj.
8600 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
8601 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
8602 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
8603 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
8604 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
8605 (ggc_collect): Use fp printing instead of our own rounding.
8606 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
8607 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
8608 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
8609 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
8610 (struct ggc_string, struct ggc_any): Delete.
8611 (offsetof): Provide default definition.
8612 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
8614 (struct ggc_mem): New, from corpse of ggc_any.
8615 (struct ggc_status): Delete.
8616 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
8617 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
8618 (n_strings_collected, n_anys_collected): Delete.
8619 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
8620 (ggc_alloc_string, ggc_alloc): Delete.
8621 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
8622 (ggc_free_string, ggc_free_any): Delete.
8623 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
8624 (ggc_compare_addresses, ggc_mark_string): Delete.
8625 (ggc_mark_string_if_gcable, ggc_mark): Delete.
8626 (search_data): Delete.
8627 (struct globals): New.
8628 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
8629 (tree_insert, tree_lookup): New.
8630 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
8631 (clear_marks, sweep_objs): New.
8632 (ggc_collect): Gut. Use clear_marks, sweep_objs.
8633 (init_ggc): Set allocated_last_gc.
8634 (ggc_push_context): Gut. Use G.context.
8635 (ggc_pop_context): Likewise.
8636 (ggc_pop_context_1): New.
8637 (debug_ggc_tree): New.
8638 (debug_ggc_balance, tally_leaves): New.
8639 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
8640 (ggc_mark_string_if_gcable): Remove decl.
8641 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
8642 (ggc_mark_rtvec_children): New.
8643 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
8644 (ggc_mark_if_gcable): New decl.
8645 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
8646 (ggc_alloc_tree, ggc_alloc): Likewise.
8647 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
8648 (ggc_alloc_obj): New decl.
8649 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
8650 (ggc_alloc_tree, ggc_alloc): Likewise.
8651 (ggc_set_mark): New decl.
8652 * rtl.h (struct rtx_def): Remove gc_mark.
8653 (struct rtvec_def): Likewise.
8654 * tree.h (struct tree_common): Likewise.
8656 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
8658 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
8659 float_format and thread_file definitions.
8660 * configure: Rebuilt.
8662 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
8664 * extend.texi (Function Names): Document types of function names.
8666 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8668 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
8669 an earlyclobbered output conflict with RELOAD_INPUT reloads.
8671 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8673 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
8675 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8677 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
8679 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
8681 * collect2.c (main): Do prelimnary link on AIX if rflag.
8683 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
8685 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
8686 __CTOR_LIST__ in opposite order, which is the correct order for sorted
8688 (__do_global_dtors): similarly for __DTOR_LIST__.
8690 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8691 Diego Novillo <dnovillo@cygnus.com>
8693 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
8696 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
8698 * fixincl/*: Merged "no_bogosity" branch
8699 * fixincl/fixlib.h: protect against doubly defining t_bool
8700 * fixincl/server.h: protect against doubly defining t_bool
8702 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
8704 * genoutput.c: Include toplev.h.
8706 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
8708 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
8710 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
8711 * configure: Regenerate.
8713 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
8715 * gcse.c (delete_null_pointer_checks): Returns void.
8717 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8719 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
8720 * emit-rtl.c (copy_insn_1): Likewise.
8722 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8724 * config/mips/mips.c (mips_build_va_list): Correct
8725 TREE_CHAIN setting when hard-float.
8726 (mips_va_start): Use corrected setting.
8727 (mips_va_arg): Likewise. Also pass a tree to build of
8728 POSTINCREMENT_EXPR rather than a naked 'int'.
8730 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
8732 * ggc.h (ggc_push_context): Fix comment.
8733 (ggc_pop_context): Likewise.
8734 (mark_string_if_gcable): Likewise.
8735 * ggc-common.c (ggc_mark_rtx_children): Use
8736 ggc_mark_string_if_gcable.
8737 * ggc-page.c (ggc_lookup_page_table): New function.
8738 (ggc_allocated_p): Likewise.
8739 (mark_obj): Fix formatting.
8740 (ggc_mark_string_if_gcable): New function.
8741 * ggc-simple.c (ggc_allocated_strings): New variable.
8742 (ggc_strings_used): Likewise.
8743 (ggc_compare_addresses): New function.
8744 (ggc_pop_context): Pop the `any' memory too.
8745 (ggc_mark_string_if_gcable): New function.
8746 (ggc_collect): Initialize and tear down ggc_allocated_strings.
8748 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
8750 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
8751 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
8752 * rs6000.c (expand_block_move): Match movstrsi_?reg register
8755 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
8757 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
8758 (sched_reg_live_length, sched_reg_basic_block): Delete.
8759 (current_block_num, bb_live_regs, old_live_regs): Delete.
8760 (dead_notes, struct sometimes): Delete.
8761 (sched_note_set, birthing_insn_p): Delete.
8762 (adjust_priority): Gut useless reg lifetime code.
8763 (create_reg_dead_note, attach_deaths): Delete.
8764 (attach_deaths_insn, new_sometimes_live): Delete.
8765 (finish_sometimes_live): Delete.
8766 (find_pre_sched_live, find_post_sched_live): Delete.
8767 (update_reg_usage): Delete.
8768 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
8769 (schedule_insns): Delete reg lifetime code.
8770 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
8771 (unlink_other_notes): Adjust REG_NOTE commentary.
8772 (reemit_notes): Use REG_SAVE_NOTE.
8773 (schedule_block): Likewise.
8774 (schedule_region): Allocate bitmap of blocks in region. Use
8775 count_or_remove_death_notes. Use update_life_info.
8777 * rtl.h (REG_SAVE_NOTE): New.
8778 * rtl.c (reg_note_name): Update.
8780 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
8782 * combine.c (refresh_blocks, need_refresh): New.
8783 (combine_instructions): Allocate refresh_blocks. Invoke
8784 update_life_info if needed.
8785 (distribute_notes): Mark refresh_blocks instead of installing
8787 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
8788 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
8790 * Makefile.in (recog.o): Depend on basic-block.h.
8792 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
8794 * genrecog.c (add_to_sequence): Thinko last change: delete
8795 shadowing allow_const_int variable.
8797 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8799 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
8800 __GNUC__ and __GNUC_MINOR__.
8802 * gansidecl.h: Likewise.
8808 * toplev.h: Likewise.
8814 * varray.c: Likewise.
8816 * varray.h: Likewise.
8818 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8820 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
8821 use one before a jump table.
8823 * rtl.def (ADDRESS): Change documentation to match reality.
8824 * md.texi: Don't document it.
8825 * gmicro.md (load address pattern): Use 'p' constraint, delete use
8828 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
8830 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
8832 * genrecog.c (add_to_sequence): Move allow_const_int test outside
8833 known predicate block; default allow_const_int true.
8834 (debug_decision_list): New.
8836 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
8838 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
8840 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
8842 * gcse.c (gcse_main): Avoid global optimizations if we have a
8843 large number of basic blocks and the ratio of edges to blocks
8845 (delete_null_pointer_checks): Likewise.
8847 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
8849 * c-common.c (check_format_info): Warn if format string isn't a
8852 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
8854 * configure.in (arm*-*-*): Don't let autoconf remove brackets
8855 * configure: regenerate
8857 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
8859 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
8860 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
8861 (peepholes): Re-enable.
8863 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
8865 * Makefile.in (flow.o): Depend on TREE_H.
8866 * basic-block.h (REG_SET_EQUAL_P): New.
8869 (free_regset_vector): Remove declaration.
8870 (flow_delete_insn_chain): Declare.
8871 (enum update_life_extent): New.
8872 (update_life_info, count_or_remove_death_notes): Declare.
8873 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
8874 Verify register live at bb->global_live_at_start before adding USE.
8875 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
8876 (CLEAN_ALLOCA): New.
8878 (PROP_*): New flags.
8879 (find_basic_blocks_1): Use alloc_EXPR_LIST.
8880 (clear_edges): Zero n_edges.
8881 (make_edge): Increment n_edges.
8882 (split_edge): Don't allocate bb->local_set. Increment n_edges.
8883 (flow_delete_insn_chain): Export.
8884 (delete_block): Decrement n_edges.
8885 (merge_blocks_nomove): Likewise.
8886 (life_analysis): Give life_analysis_1 PROP flags.
8887 (verify_wide_reg_1, verify_wide_reg): New.
8888 (verify_local_live_at_start): New.
8889 (update_life_info): Rewrite to call into propogate_block.
8891 (mark_regs_live_at_end): After reload, if epilogue as rtl,
8892 always mark stack pointer. Conditionally mark PIC register.
8893 After reload, mark call-saved registers, return regsiters.
8894 (life_analysis_1): Accept PROP flags not remove_dead_code.
8895 Call mark_regs_live_at_end before zeroing regs_ever_live.
8896 Use calculate_global_regs_live. Copy global_live_at_end before
8897 calling final propagate_block. Zero reg_next_use on exit.
8898 (calculate_global_regs_live): New.
8899 (allocate_bb_life_data): Don't allocate bb->local_set.
8900 (init_regset_vector, free_regset_vector): Remove.
8901 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
8902 Test flags before every operation. Warn if prologue/epilogue insn
8903 would have been deleted.
8904 (mark_set_regs, mark_set_1): Accept and use FLAGS.
8905 Use alloc_EXPR_LIST.
8906 (mark_used_regs): Accept and use FLAGS, not FINAL.
8907 Remove special handling for RETURN.
8908 (try_pre_increment): Use alloc_EXPR_LIST.
8909 (dump_flow_info): Dump n_edges.
8910 (unlink_insn_chain, split_hard_reg_notes): Remove.
8911 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
8912 (find_insn_with_note, new_insn_dead_notes): Remove.
8913 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
8914 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
8915 (replace_insns): Remove.
8916 (count_or_remove_death_notes): New.
8917 (verify_flow_info): Abort on error after all checks.
8918 (remove_edge): Decrement n_edges.
8919 (remove_fake_edges): Tweek format.
8920 * haifa-sched.c (schedule_insns): Use split_all_insns.
8921 * output.h (update_life_info): Remove declaration.
8922 * recog.c (split_all_insns): From the corpse of split_block_insns,
8923 do the whole function block by block. Use update_life_info.
8924 (recog_last_allowed_insn): New.
8925 (recog_next_insn): Mind it.
8926 (peephole2_optimize): Set it. Walk backwards through blocks.
8927 Use update_life_info.
8928 * rtl.h (update_flow_info, replace_insns): Remove declarations.
8929 (split_all_insns): Declare.
8930 * toplev.c (rest_of_compilation): Thread prologue before flow2.
8931 Use split_all_insns.
8933 * i386.md (or -1 peep2s): Disable.
8935 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
8937 * config/mips/mips.md (movstrsi+[123]) : Combine these into
8938 a single pattern. Scrap the 'd' versions as unnecessary.
8940 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
8941 tablejump_mips162,tablejump_internal4): The operands to a
8942 label_ref must be VOIDmode.
8944 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8946 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
8948 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
8950 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
8952 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
8954 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
8955 cache every function if ggc_p.
8957 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8959 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
8960 instead of copy_rtx. Accept sequences that contain asm statements.
8961 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
8962 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
8963 orig_asm_operands_vector, copy_asm_operands_vector,
8964 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
8966 * rtl.h (copy_insn, copy_insn_1): Declare.
8968 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8970 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
8972 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
8973 arguments to `current_file_function_operand'.
8975 * genrecog.c: Include hard-reg-set.h and resource.h in the
8976 generated output file.
8978 * real.c: Include tm_p.h.
8980 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8982 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
8985 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
8987 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
8988 before the fctiwz insn.
8990 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8991 Mark Mitchell <mark@codesourcery.com>
8993 * tree.c (make_lang_type_fn): New funtion pointer.
8994 (make_lang_type): Call it.
8995 * tree.h (make_lang_type): Declare.
8996 (make_lang_type_fn): Likewise.
8997 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
8999 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
9001 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
9002 make sure that HIGH instructions are copied into BASE_REGS.
9004 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
9006 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
9008 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
9010 * c-decl.c (finish_struct): Use simpler method of
9011 removing elements of a singly-linked list.
9013 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
9015 * alpha.md (peephole2's): Comment out peephole2's that generate
9018 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
9020 * genrecog.c (add_to_sequence): Disable mode check for
9023 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9025 * ggc-simple.c (init_ggc): Set empty_string.
9027 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
9029 * configure.in: Detect mmap. Add --with-gc=foo to select
9030 garbage collector; default to page if mmap available.
9031 * Makefile.in (GGC): Substitute.
9033 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
9035 * c-decl.c (ggc_p): Enable.
9037 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9039 * flow.c (verify_flow_info): Make it extern & unconditionally define.
9041 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
9043 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
9044 string for little-endian-data.
9046 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
9048 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
9049 case somebody tries to compile --enable-checking code with gcc
9052 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
9054 * genrecog.c (add_to_sequence): Verify operand to label_ref is
9057 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
9059 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
9060 * jump.c (jump_optimize_1): Document why.
9062 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9064 * collect2.c (scan_prog_file, scan_libraries): Prototype function
9065 pointers and casts for `int_handler' and `quit_handler'.
9067 * flow.c (verify_flow_info, split_hard_reg_notes,
9068 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
9069 remove_edge, remove_fake_successors): Add static prototypes.
9070 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
9071 (mark_set_1): Initialize variable `regno'.
9072 (unlink_insn_chain): Likewise for variable `curr'.
9073 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
9075 * loop.c (strength_reduce): Initialize variable
9076 `unrolled_insn_copies'.
9077 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
9078 prototypes. Change these functions to take const PTR parameters
9079 to avoid prototype conflict when used as the comparson argument
9081 (check_dbra_loop): Initialize variable `comparison_val'.
9083 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
9084 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
9085 (find_valid_class): Initialize variable `best_class'.
9086 (find_reloads): Call memcpy, not bcopy.
9088 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
9089 (hard_reg_use_compare): Don't needlessly cast away const.
9090 (reload_reg_class_lower): Likewise.
9091 (choose_reload_regs): Initialize variable `regno'.
9093 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
9095 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
9097 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
9099 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
9100 ({,d}discard): Add forward declarations. Declare parameter as
9102 (main_without_main): Explicitly declare return type to be int.
9103 (memcpy): Properly declare.
9105 * libgcc2.c (toplevel): If inhibit_libc is defined and not
9106 building the trampoline support, declare malloc, free, and
9108 (__clear_cache): Mark arguments as potentially unused.
9110 * frame.c (toplevel): If inhibit_libc is defined, declare
9113 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
9115 * flow.c (make_edge): Accept an optional 2D bitmap in which
9116 to cache edge existence. Update all callers.
9117 (make_label_edge, make_eh_edge): Pass through the edge cache.
9118 (make_edges): Provide the cache.
9120 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9122 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
9124 (local_mbtowc): Change the type of variable `i' from int to size_t.
9126 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
9127 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
9129 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
9131 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
9132 after other includes that define the appropriate types. Include
9133 tm_p.h for getting user prototypes.
9134 * ggc-callbacks.c (toplevel): Ditto.
9135 * ggc-none.c (toplevel): Ditto.
9136 * gcc-page.c (toplevel): Ditto.
9137 * ggc-simple.c (toplevel): Ditto.
9139 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
9140 Jonathan Larmour <jlarmour@cygnus.co.uk>
9142 * config/mips/mips.c (mips_move_2words): Split doubles if
9143 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
9145 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
9147 * genrecog.c (struct decision_test): New.
9148 (struct decision): Remove test-related members, sort the rest by size.
9149 (IS_SPLIT): Simplify.
9150 (new_decision, new_decision_test): New.
9151 (add_to_sequence): Use them. No special handling for args of
9153 (maybe_both_true): Renamed from not_both_true; return sense changed.
9154 (maybe_both_true_1, maybe_both_true_2): New. Broken out
9155 of maybe_both_true and adjusted for decision_test.
9156 (position_merit): Remove.
9157 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
9158 (merge_accept_insn): New, broken out of merge_trees.
9159 (merge_trees): Use them. No special case for c_test; no node
9160 splitting; use test type instead of position_merit.
9161 (factor_tests): New.
9162 (simplify_tests): New.
9163 (break_out_subroutines): Don't write code now.
9164 (find_afterward): New.
9165 (write_afterward, write_switch, write_cond): New.
9166 (write_action, is_unconditional): New.
9167 (write_node): New. Use them.
9168 (write_tree_1): Rewrite. Use the new functions above.
9169 (write_tree): Remove afterward processing.
9170 (write_subroutine): Simplify function variant emission.
9171 (write_subroutines): New.
9172 (same_codes, clear_codes): Remove.
9173 (same_modes, clear_modes): Remove.
9174 (write_header): New, broken out of main.
9175 (make_insn_sequence): Use new_decision and new_decision_test.
9176 (process_tree): New, broken out of main.
9177 (main): Adjust for merge_trees interface change.
9178 Don't #define operands in the output file.
9179 (record_insn_name): New, broken out of make_insn_sequence.
9180 (debug_decision_2, debug_decision_1, debug_decision_0): New.
9181 (debug_decision): New.
9183 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
9185 * resource.c (find_free_register): Mark class_str argument const.
9186 * resource.h: Update prototype to match.
9188 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
9189 * i386.md: Give all anonymous insns names.
9191 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
9193 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
9196 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
9198 * toplev.c (dbr_sched_time): Unconditional.
9199 (peephole2_time): New.
9200 (compile_file): Add pass numbers to all of the dump file suffixes.
9201 Dump peephole2_time. Don't dump times for non-applicable passes.
9202 (rest_of_compilation): Add pass numbers to dump file suffixes.
9203 Conditionalize calls to the scheduler.
9204 * invoke.texi: Update.
9206 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
9208 * flow.c (make_edges): Fix insn iteration.
9209 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
9210 (find_basic_blocks_1): Fix spelling mistake.
9212 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
9214 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
9215 always have side-effects. Use memset not bzero.
9216 (make_node): Likewise.
9218 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
9220 * stmt.c (expand_anon_union_decl): When any of the elements of the
9221 union is addressable, so is the entire union.
9223 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
9225 * sbitmap.c (sbitmap_ones): Don't set too many bits.
9227 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
9228 * bitmap.c (bitmap_operation): Return true iff TO changed.
9229 (bitmap_equal_p): New.
9230 (bitmap_bit_p): Tidy arithmetic.
9231 (debug_bitmap_file): Likewise.
9233 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
9235 * toplev.c (rest_of_compilation): Turn on cse_not_expected
9236 before cse2 instead of after.
9238 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
9240 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
9243 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9245 * cppinit.c (is_idchar initializer): Loosen tests to accept
9248 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
9250 * mips.md: Define conditional move patterns for floating point
9251 operands and DI mode conditions.
9253 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
9255 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
9256 always have side-effects.
9258 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
9260 * mn10200.c (asm_file_start): Fix typo.
9262 * cppinit.c (is_idchar initializer): Tighten tests for when
9263 to put the table into initialized memory.
9265 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
9266 not an array of rtunion.
9267 * gcc-page.c (ggc_alloc_rtvec): Similarly.
9268 * gcc-simple (ggc_free_rtvec): Similarly.
9270 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
9273 * mbchar.h: Add missing #endif.
9275 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
9276 (FPBIT, DPBIT): Define.
9278 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9280 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
9282 * profile.c (instrument_arcs, output_gcov_string,
9283 tablejump_entry_p): Add static prototypes.
9284 (output_gcov_string): Constify a char*.
9286 * regmove.c (replacement_quality, fixup_match_2): Add static
9289 * resource.h (reg_dead_p): Add extern prototype.
9291 * rtl.c (trim_filename): Add static prototype.
9293 * scan-decls.c (skip_to_closing_brace): Likewise.
9295 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
9296 (expand_end_case): Initialize variable `range'.
9297 (emit_case_nodes): Remove unused prototype `rtx_fn'.
9299 * varasm.c (asm_emit_uninitialised): Add static prototype.
9300 (asm_emit_uninitialised, assemble_variable): Mark parameter with
9303 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9305 * cpplib.c (if_directive_nameo): Add static prototype.
9307 * cse.c (cse_insn): Remove unused variable `p'.
9309 * except.c (create_rethrow_ref, push_entry,
9310 receive_exception_label, new_eh_region_entry, find_func_region,
9311 clear_function_eh_region, process_nestinfo): Add static prototypes.
9312 (get_reg_for_handler): Hide definition.
9313 (process_nestinfo): Initialize variable `extra_handlers'.
9315 * expr.h (expand_builtin_longjmp): Add extern prototype.
9317 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
9319 * function.c (prepare_function_start): Likewise.
9320 (pop_function_context_from): Mark parameter `context' with
9322 (push_temp_slots_for_block, flush_addressof): Hide definition.
9324 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
9325 solve_program_flow_graph, calculate_branch_probs,
9326 function_summary, main, fancy_abort): Add prototypes.
9328 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
9329 (add_hash): Constify a char*.
9331 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
9332 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
9333 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
9335 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
9337 * lists.c (free_list, zap_lists): Likewise.
9339 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9341 * alias.c (nonlocal_reference_p): Add static prototype.
9343 * bitmap.c (bitmap_element_allocate): Prototype args in function
9346 * builtins.c (stabilize_va_list): Add static prototype.
9347 (expand_builtin_va_arg): Constify a char*.
9349 * c-lex.c (getch, put_back, extend_token_buffer_to,
9350 read_line_number, token_getch, token_put_back): Add static
9353 * c-parse.gperf (hash, is_reserved_word): Likewise.
9355 * cccp.c (is_dir_separator): Likewise.
9357 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9359 * graph.h: New file to prototype functions exported by graph.c.
9361 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
9363 * graph.c: Include graph.h.
9365 * toplev.c: Likewise. Remove redundant prototypes.
9367 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
9369 * invoke.texi: Removed duplicated description for -Q.
9371 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
9373 * extend.texi: Grammar fix in __extension__ text.
9375 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
9377 * md.texi (define_peephole2): New section.
9379 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
9381 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
9382 (mov $-1 to or peepholer): Enable for pentium when optimizing for
9385 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
9387 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
9389 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
9391 * i386.md (ffs expander): Emit Pentium friendly code for
9394 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
9396 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
9400 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9402 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
9404 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
9406 * config/m68k/m68k.c (use_return_insn): Return false if the pic
9409 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9411 * md.texi (No Constraints): Delete section.
9412 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
9413 * final.c (final_scan_insn): We always have register constraints.
9414 * genattrtab.c: Don't include "insn-config.h".
9415 (write_attr_case): We always have register constraints.
9416 * genconfig.c (register_constraint_flag): Delete.
9417 (walk_insn_part): Don't check whether we have register constraints.
9418 (main): Don't write out "#define REGISTER_CONSTRAINTS".
9419 * genoutput.c (have_constraints): Delete.
9420 (main): Don't set it.
9421 (output_operand_data): We always have constraints.
9422 (scan_operands): Likewise.
9423 (compare_operands): Likewise.
9424 * local-alloc.c (block_alloc): We always have constraints.
9425 (requires_inout): Always compile this function.
9426 * recog.c (extract_insn): We always have constraints.
9427 (constrain_operands, reg_fits_class_p): Always compile these
9429 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
9431 (struct insn_operand_data): Likewise.
9432 * regclass.c (regclass): We always have constraints.
9433 (record_reg_classes, copy_cost, record_address_regs,
9434 auto_inc_dec_reg_p): Always compile these functions.
9435 * regmove.c (regmove_optimize): We always have constraints.
9436 * reload.c (find_reloads): Likewise.
9437 * reload1.c (reload): Likewise.
9438 (reload_cse_simplify_operands): Likewise.
9439 * i860.c (output_delay_insn): Likewise.
9441 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
9443 * iris6.h (BUILD_VA_LIST_TYPE): Define.
9445 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9447 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
9448 for the va_list record.
9450 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
9452 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
9455 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
9457 * alias.c: Include insn-flags.h.
9458 * Makefile.in (alias.o): Update.
9460 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
9462 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
9463 to LTU and GEU. Handle more cases using sbb.
9465 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
9467 * i386.md (truncatexfdf splitters): Do not use subreg.
9468 (fop XFmode patterns): Fix mode in operand testing.
9470 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
9472 * jump.c (jump_optimize_1): Amend last change to test only the
9473 form of the operand, not the insn.
9475 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
9476 not register_operand to determine when B may need preloading.
9478 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
9480 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
9481 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
9482 (call-value patterns): Move to end of file.
9483 (*): Remove mode from label_ref in (pc) context.
9484 (movstrqi): Use memory not general_operand for BLKmode operands.
9485 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
9486 to register_operand operands.
9487 (peep2 patterns): Convert from commented-out peephole patterns.
9489 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9491 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
9492 to BUILT_IN_INIT_DWARF_REG_SIZES.
9493 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
9494 Renamed from BUILT_IN_DWARF_REG_SIZE; call
9495 expand_builtin_init_dwarf_reg_sizes.
9496 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
9497 with __builtin_init_dwarf_reg_size_table.
9498 * dwarf2out.c (struct reg_size_range): Delete.
9499 (expand_builtin_init_dwarf_reg_sizes): New function.
9500 (expand_builtin_dwarf_reg_size): Delete.
9501 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
9502 (expand_builtin_dwarf_reg_size): Don't declare.
9503 * libgcc2.c (dwarf_reg_size_table_initialized): New.
9504 (dwarf_reg_size_table): New.
9505 (init_reg_size_table): New function.
9506 (copy_reg): Use dwarf_reg_size_table.
9507 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
9510 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
9512 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
9513 Correctly build argument list to constructor and destructor functions.
9515 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
9517 * c-tree.h (warn_float_equal): Declare.
9518 * c-decl.c (warn_float_equal): Define.
9519 (c_decode_option): Recognize -W[no-]float-equal.
9520 * c-typeck.c (build_binary_op): Conditionally warn
9521 about equality tests of floating point types.
9522 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
9523 * invoke.texi: Add docs for -Wfloat-equal warning.
9525 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
9527 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
9528 generating RTL directly.
9529 * mips.h (INIT_TARGET_OPTABS): Likewise.
9530 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
9532 * expr.h (init_mov_optab): Delete declaration
9534 * h8300.c (WORD_REG_USED): Update to avoid useless register
9535 saves in interrupt functions and functions which never return.
9537 * cse.c (struct set): Delete inner_dest_loc field.
9538 (cse_insn): Remove assignments to inner_dest_loc field.
9540 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
9542 * ggc-page.c: Don't include <unistd.h> etc taken care of
9543 by "system.h". Include <sys/mman.h> afterward.
9545 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
9547 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
9550 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
9552 * xcoffout.c (xcoffout_declare_function): Add documentation.
9553 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
9554 TARGET_64BIT. Compare constant to -1, not bit pattern.
9555 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
9556 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
9559 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
9561 * dwarf2out.c (add_abstract_origin_attribute): Abort if
9563 (gen_inlined_enumeration_type_die): Do not abort if the type has
9564 not been writeen out.
9565 (gen_inlined_structure_type_die): Do not abort if the type has
9566 not been writeen out.
9567 (gen_inlined_union_type_die): Do not abort if the type has
9568 not been writeen out.
9569 (gen_tagged_type_instantiation_die): Do not abort if the type
9570 has not been written out.
9572 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9574 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
9576 * reg-stack.c (straighten_stack): Copy hard reg set with
9579 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
9581 * builtins.c (stabilize_va_list): Stabilize array type va_list
9582 to a pointer type, not the base record type.
9583 (expand_builtin_va_copy): Dereference the pointers explicitly;
9584 use the correct size for the copy.
9586 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
9587 (rs6000_va_arg): Likewise.
9589 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
9591 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
9593 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
9595 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
9597 (DECL_BUILT_IN_CLASS): Adjust accordingly.
9599 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
9601 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
9602 (init_ggc): Use it instead of a constant.
9603 (ggc_collect): Bound allocated_last_gc by it.
9605 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
9607 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
9610 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
9612 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
9613 (mips*-*-openbsd*): Let big endian configuration be a fragment.
9615 * config/mips/openbsd.h: New, OpenBSD little endian target.
9616 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
9617 * config/mips/xm-openbsd.h: New, OpenBSD host.
9619 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
9621 * config/m68k/m68k.c (output_function_prologue,
9622 output_function_epilogue): Use
9623 current_function_uses_pic_offset_table instead of regs_ever_live
9624 to decide whether to save/restore pic register.
9625 (legitimize_pic_address): Don't modify regs_ever_live any more.
9627 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
9629 * function.h (struct function): Add x_dont_save_pending_sizes_p.
9630 * stor-layout.c (variable_size): Don't add sizes to the pending
9631 sizes list if x_dont_save_pending_sizes_p is set.
9633 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
9635 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
9636 for symbolic_operand().
9637 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
9639 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9641 * combine.c (gen_rtx_combine): Add missing call to va_end().
9643 * final.c (asm_fprintf): Likewise.
9645 * genattrtab.c (attr_rtx): Likewise.
9647 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
9649 * cse.c: Update comments.
9650 (cse_insn): When converting a conditional/computed jump into
9651 an unconditional jump, always make sure a BARRIER immediately
9652 follows the converted jump. Do not delete unreachable code.
9653 (cse_basic_block): Do not delete unreachable code.
9654 * toplev.c (rest_of_compilation): Move call to
9655 delete_trivially_dead_insns after the conditional call to
9658 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9660 * collect2.c (make_temp_file): Don't prototype.
9662 * gcc.c (make_temp_file): Likewise.
9664 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
9666 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
9668 * varasm.c (asm_emit_uninitialised): New function: Generate
9669 the assembler statements necessary to declare an uninitialised
9671 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
9673 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
9674 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
9676 (assemble_variable): Use asm_emit_uninitialised to emit an
9677 uninitialised variable.
9679 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
9681 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
9682 constant on a 64 bit host. Patch supplied by Geoffrey Keating
9683 <geoffk@cygnus.com>.
9685 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9687 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
9688 * c-common.h (builtin_function): Don't declare.
9690 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
9692 (pushdecl): Likewise.
9693 (finish_decl): Likewise.
9694 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
9695 int. All callers changed.
9696 Set the builtin's DECL_BUILT_IN_CLASS.
9697 * tree.h (enum built_in_class): New.
9698 (enum built_in_function): Delete NOT_BUILT_IN.
9699 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
9701 (DECL_SET_FUNCTION_CODE): Likewise.
9702 (DECL_BUILT_IN_CLASS): New macro.
9703 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
9704 (struct tree_decl): Split builtin function code field into a
9706 (builtin_function): Declare.
9708 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
9710 * optabs.c (init_traps): Fix typo in last change.
9712 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
9714 * toplev.c (rest_of_decl_compilation): Update comment.
9716 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
9718 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
9719 in .sbss if appropriate.
9720 (EXTRA_SECTION_FUNCTIONS): Add sbss.
9721 (SBSS_SECTION_ASM_OP): New macro.
9722 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
9723 (EXTRA_SECTIONS): Add in_sbss.
9724 * config/mips/mips.h: Prototype sbss_section.
9726 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
9728 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
9731 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
9733 * optabs.c (init_traps): Register trap_rtx as a GC root.
9735 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9737 * config/mips/mips.c (function_arg_pass_by_reference): Define
9738 unconditionally, since it's called unconditionally.
9740 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9742 * toplev.c (documented_lang_options): Add -fshort-wchar.
9743 * c-decl.c (c_decode_option): Likewise.
9744 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
9746 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
9747 * gcc.c (default_compilers): If -fshort-wchar,
9748 override __WCHAR_TYPE__.
9749 * tm.texi (C Dialect Options): Add -fshort-wchar.
9751 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
9752 symbol for a variable.
9754 * cpplib.h (CPP_PREPROCESSED): New macro.
9755 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
9756 we're seeing this input for a second time.
9758 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
9760 * emit-rtl.c (init_emit_once): Initialize modes first.
9762 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
9764 * config/i386/i386.c (pic_label_name): Change to char pointer.
9765 (global_offset_table): New variable.
9766 (load_pic_register): Fill global_offset_table if it hasn't
9767 already been done. Allocate pic_label_name dynamically.
9768 * ggc.h (empty_string): New variable.
9769 * ggc-simple.c (empty_string): Likewise.
9770 (init_ggc): Allocate empty_string and add as root.
9771 * stmt.c (digit_strings): New variable.
9772 (init_stmt): Add last_block_end_note as root. Allocate and
9773 initialize digit_strings.
9774 (expand_asm_operands): Use empty_string instead of string
9775 constant. Use digit_strings instead of string constants.
9776 * profile.c (init_arc_profiler): Allocate string with
9777 ggc_alloc_string instead of xmalloc.
9778 (output_func_start_profiler): Likewise.
9779 * c-typeck.c (digest_init): Check if init is error_mark_node.
9781 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
9782 Richard Henderson <rth@cygnus.com>
9784 * ggc-page.c: New file.
9785 * Makefile.in (ggc-page.o): New.
9787 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
9789 * invoke.texi: Document -fdelete-null-pointer-checks
9790 * toplev.c (flag_delete_null_pointer_checks): New.
9791 (f_options): Add entry for -fdelete-null-pointer-checks.
9792 (rest_of_compilation): Conditionalize null pointer check
9793 elimination on flag_delete_null_pointer_checks.
9794 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
9796 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
9798 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
9799 copyright notice and special exception to GPL.
9801 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9803 * abi64.h (mips_function_value): Add prototype arguments.
9805 * mips-protos.h: New file with mips prototypes.
9807 * mips.c: Include "tm_p.h".
9808 (mktemp, lookup_name): Add prototype arguments.
9809 (extern_list, string_constant, mips_fill_delay_slot,
9810 mips_output_external, mips_output_external_libcall,
9811 mips_output_filename, mips_declare_object, function_prologue,
9812 mips_expand_prologue, function_epilogue, mips16_constant,
9813 build_mips16_function_stub, mips_output_conditional_branch):
9815 (mips_va_start): Remove unused variable `u'.
9816 (mips_va_arg): Cast value to unsigned when comparing against one.
9818 (save_restore_insns, mips_expand_prologue): Add missing arg in
9819 call to `large_int'.
9821 * mips.h: Move prototypes to mips-protos.h.
9822 (data_section, memory_address_p, rdata_section,
9823 readonly_data_section, simple_epilogue_p, text_section): Delete
9824 prototypes delcared elsewhere.
9825 (mips_epilogue_delay_slots, print_options): Delete unused decls.
9827 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
9829 * mips.md: Delete extra args in call to `mips_move_2words'.
9831 * xm-iris6.h (alloca): Add prototype argument.
9833 * genpeep.c: Include "tm_p.h" in generated output file.
9835 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9837 * basic-block.h (find_edge_index): Change parameters.
9838 * flow.c (verify_edge_list): Pass basic_block parameters to
9839 find_edge_index instead of integers.
9841 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
9843 * combine.c (simplify_comparison): Use an unsigned shift to adjust
9846 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
9848 * gcc.1: Fix a formatting error.
9850 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
9852 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
9853 i786, mn10200, mn10300, pdp11, v850.
9855 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
9857 * libgcc2.c (num_digits): Add prototype with
9858 __attribute__((const)).
9859 (__terminate): Add prototype.
9861 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
9863 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
9865 * alpha/alpha.c (print_operand): Fix type of `code'.
9866 (alpha_output_filename): Constify.
9867 * alpha/alpha.h: Move all function declarations ...
9868 * alpha/alpha-protos.h: ... here. New file.
9869 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
9870 (SECTION_FUNCTION_TEMPLATE): Likewise.
9872 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9874 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
9875 * expr.c (expand_expr): Likewise.
9876 (do_jump): Likewise.
9877 (do_store_flag): Pass ccp_store_flag to can_compare_p.
9878 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
9880 (enum can_compare_purpose): New.
9881 (can_compare_p): Adjust prototype.
9882 (prepare_cmp_insn, prepare_operand): Declare.
9883 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
9884 * optabs.c (cmp_available_p): Deleted.
9885 (expand_abs): Pass ccp_jump to can_compare_p.
9886 (can_compare_p): New arg PURPOSE. Check for combined optabs.
9887 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
9888 Call can_compare_p rather than cmp_available_p.
9889 (prepare_operand): No longer static.
9890 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
9891 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
9892 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
9893 sequence to use emit_cmp_and_jump_insns.
9894 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
9896 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
9898 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
9899 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
9900 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
9901 (plus (reg) (const_int 0))
9902 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
9904 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
9906 * rs6000.c (expand_block_move): DImode loads and stores require
9907 word-aligned displacements. Increment address registers with
9908 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
9910 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
9912 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
9913 is no name for the base type, rather than segfault. If we are
9914 writing out a complex integer type, use DW_ATE_lo_user.
9916 * expr.c (emit_move_insn_1): If we are copying a complex that fits
9917 in one word or less (complex char, complex short, or on 64 bit
9918 systems complex float) to/from a hard register, copy it through
9919 memory instead of dying in gen_{real,imag}part. If we have a
9920 short complex type, prevent inlining since it allocates stack
9923 * tree.c (build_complex_type): If we are writing dwarf2 output,
9924 generate a name for complex integer types.
9926 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9928 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
9929 * flow.c (remove_edge): Remove extra whitespace.
9930 (remove_fake_edges): Fix comment.
9931 (add_noreturn_fake_exit_edges): Use the correct name.
9933 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
9935 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
9936 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
9937 (clean): Depend on INTL_CLEAN.
9938 (maintainer-clean): Adjust.
9940 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9942 * configure.in (AC_PREREQ): Bump to 2.13.
9943 (AC_C_STRINGIZE): Call this instead of using a custom macro.
9945 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
9947 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
9949 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
9951 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
9952 (HAVE_STRINGIZE): Define.
9954 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
9956 * c-parse.in: save and restore warn_pointer_arith on __extension__
9957 along with pedantic.
9958 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
9959 Set the type of extension to itype rather than $<itype>1 kludge.
9960 * extend.texi (Alternate Keywords): Adjust documentation.
9961 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
9963 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
9965 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
9966 most assembler templates.
9968 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
9969 FP loads and stores.
9970 (following_call): Always return zero for the PA8000.
9971 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
9972 FP loads and stores.
9973 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
9975 * pa.h (BRANCH_COST): Define.
9977 * pa.md (return, return_internal): Use bve for PA2.0.
9979 * pa.md (fused multiply): Add variants which reduce height for the
9980 fused multiply, but which still generate 2 insns.
9981 (fnegabs): Similarly.
9983 * pa.md (subsi3): Turn into an expander. Create two anonymous
9984 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
9985 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
9987 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
9989 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
9991 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
9992 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
9994 * regclass.c (init_regs): Add "top_of_stack" as a garbage
9997 * flow.c (record_active_eh_regions): Terminate loop after finding
9998 the last insn in the last basic block.
10000 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10002 * config/c4x/c4x.md: Delete parallel instruction peepholes.
10004 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10006 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
10008 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10010 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
10011 splitting to not use output template.
10013 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10015 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
10016 * config/c4x/c4x.c (c4x_va_start): New function.
10018 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
10020 * genrecog.c (not_both_true): Handle correctly cases when called for
10021 tests with different positions in the insn.
10023 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10025 * machmode.h (HOST_PTR_PRINTF): Move from here ...
10027 * system.h (HOST_PTR_PRINTF): ... to here.
10029 * mips-tfile.c: Don't include machmode.h.
10031 * Makefile.in (MACHMODE_H): New variable. Update to use it.
10032 (mips-tfile.o): Don't depend on machmode.h.
10034 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10036 * haifa-sched.c (sched_analyze): Rename local variable `region' to
10037 avoid conflicts with typedef struct `region' at the top level scope.
10039 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
10041 * basic-block.h (basic_block): Add eh_beg, eh_end.
10042 * flow.c (entry_exit_blocks): Update.
10043 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
10044 Call new functions.
10045 (find_basic_blocks_1): Don't record eh_list at each bb. Use
10046 lists.c functions to allocate insn lists.
10047 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
10049 (make_eh_edge): ... here. New.
10050 (move_stray_eh_region_notes): New.
10051 (record_active_eh_regions): New.
10052 (delete_unreachable_blocks): Split out block merging ...
10053 (try_merge_blocks): ... here. New.
10054 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
10055 Dump debugging data.
10056 (merge_blocks_move_successor_nojumps): Likewise.
10057 (merge_blocks): Use eh_beg+eh_end to validate block movement.
10059 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
10061 * extend.texi (Bound member functions): Document unbound pmf
10064 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10066 * flow.c (split_edge): Handle insertion on a fallthrough edge which
10067 has the EXIT_BLOCK as a dest.
10069 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10071 * flow.c (remove_edge): New function to remove an edge from the
10073 (remove_fake_successors): New function to remove fake successor edges.
10074 (remove_fake_edges): New function to remove all fake edges from the
10076 (add_fake_exit_edges): New function to add fake edges from all blocks
10077 with no successors to the exit block.
10078 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
10079 prototypes for new functions.
10081 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10083 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
10084 Use Pmode to determine whether to output .dword or .word.
10086 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
10088 * tree.c (built_in_filename): New variable.
10089 (BUILT_IN_FILENAME): New macro.
10090 (init_tree_codes): Allocate built_in_filename.
10091 (make_node): Use built_in_filename instead of string constant.
10093 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
10095 * configure.in: Add fr30 target.
10096 * configure: Regenerate.
10097 * config/fr30: New directory.
10098 * config/fr30/crti.asm: New file.
10099 * config/fr30/fr30.c: New file.
10100 * config/fr30/crtn.asm: New file.
10101 * config/fr30/fr30.h: New file.
10102 * config/fr30/fr30.md: New file.
10103 * config/fr30/lib1funcs.asm: New file.
10104 * config/fr30/t-fr30: New file.
10105 * config/fr30/xm-fr30.h: New file.
10107 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
10109 * flow.c (merge_blocks_move_successor_nojumps): Delete the
10110 BARRIER at the end of the successor, not the BARRIER before
10113 * pa.c (pa_add_gc_roots): Fix thinko in last change.
10115 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
10117 * stmt.c (any_pending_cleanups): Don't crash when
10118 current_function->stmt is unset.
10120 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10122 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
10123 other initializations that may use it for relative offsets.
10125 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10127 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
10128 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
10129 * config/i386/sol2dbg.h: Removed.
10130 * config/i386/sol2gas.h: New file, to enable gas work-around.
10131 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
10132 Don't use sol2dbg.h.
10133 * configure: Rebuilt.
10135 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
10137 * invoke.texi (-fthis-is-variable): Remove documentation.
10139 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
10141 * basic-block.h (compute_bb_for_insn): Declare.
10142 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
10143 to use; set size of basic_block_for_insn directly.
10144 (find_basic_blocks): Update.
10146 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10148 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
10150 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10152 * crtstuff.c (ON_EXIT): Delete empty macro definition.
10153 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
10155 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
10157 * c-decl.c (c_decode_option): Extend comment.
10159 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
10161 * toplev.c (progname): Make 'const char *'
10162 (flag_print_mem): Move out of main.
10163 (version_flag): Move out of main.
10164 (filename): Move out of main.
10165 (debug_args): Remove g prefix from options.
10166 (documented_lang_options): Remove cpplib specific options.
10167 (display_help): Add g prefix to debug options.
10168 (check_lang_option): Delete this function.
10169 (decode_d_option): New function: Decode -d... option.
10170 (decode_f_option): New function: Decode -f... option.
10171 (decode_W_option): New function: Decode -W... option.
10172 (decode_g_option): New function: Decode -g... option.
10173 (independent_decode_option): New function: Decode a language
10174 independent command line option.
10175 (main): Invoke lang_decode_option and then
10176 independent_decode_option on each command line option in
10179 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
10181 Revert this change. Gavin's patch to operand_equal_p is a better fix.
10182 * fold-const.c (fold_range_test): Do not try to fold the range
10183 test if the rhs or lhs has side effects.
10185 * basic-block.h (compute_flow_dominators): Declare.
10187 * gcse.c (alloc_code_hoist_mem): New function.
10188 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
10189 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
10190 (hoist_code, one_code_hoisting_pass): Likewise.
10191 (gcse_main): If optimizing for size, then hoist expressions
10192 computed in multiple dominated basic blocks.
10194 * gcse.c (invalid_nonnull_info): New function.
10195 (delete_null_pointer_checks): Likewise.
10196 * rtl.h (delete_null_pointer_checks): Declare.
10197 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
10199 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
10200 (merge-blocks_move_successor_nojumps): Likewise.
10201 (merge_blocks): Allow merging of some blocks, even if it requires
10202 physical movement of the blocks, but not if it requires new jumps.
10204 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
10205 Callers and prototype changed.
10206 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
10208 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10210 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
10211 -YP when both -p and -pg are present. From i386/sol2.h.
10213 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10215 * Makefile.in (distclean): Delete tm_p.h.
10216 * configure.in: Create a new file, "tm_p.h", from a list in
10217 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
10218 "i386/i386-protos.h".
10220 * alias.c: Include "tm_p.h".
10221 * c-typeck.c: Likewise.
10222 * calls.c: Likewise.
10224 * emit-rtl.c: Likewise.
10225 * explow.c: Likewise.
10226 * expmed.c: Likewise.
10227 * expr.c: Likewise.
10228 * final.c: Likewise.
10229 * flow.c: Likewise.
10230 * fold-const.c: Likewise.
10231 * function.c: Likewise.
10232 * gcse.c: Likewise.
10233 * global.c: Likewise.
10234 * haifa-sched.c: Likewise.
10235 * integrate.c: Likewise.
10236 * jump.c: Likewise.
10237 * local-alloc.c: Likewise.
10238 * loop.c: Likewise.
10239 * optabs.c: Likewise.
10240 * recog.c: Likewise.
10241 * reg-stack.c: Likewise.
10242 * regclass.c: Likewise.
10243 * regmove.c: Likewise.
10244 * reload.c: Likewise.
10245 * reload1.c: Likewise.
10246 * reorg.c: Likewise.
10247 * resource.c: Likewise.
10248 * stmt.c: Likewise.
10249 * stor-layout.c: Likewise.
10250 * toplev.c: Likewise.
10251 * tree.c: Likewise.
10252 * unroll.c: Likewise.
10253 * genattrtab.c (main): Make generated file include "tm_p.h".
10254 * genemit.c (main): Likewise.
10255 * genoutput.c (main): Likewise.
10256 * genrecog.c (main): Likewise.
10258 * i386.h: Delete all prototypes.
10259 * i386.c: Include "tm_p.h".
10260 (ix86_attr_length_default): Call constant_call_address_operand
10261 with correct number of arguments.
10262 * i386-protos.h: New file.
10263 * i386.md (unnamed patterns): Call constant_call_address_operand
10264 with correct number of arguments.
10265 (exception_receiver): Call load_pic_register with correct number
10268 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
10270 * c-pragma.c (mark_align_stack): Dereference the void* properly.
10272 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
10274 * rtl.h (insns_safe_to_move_p): New function.
10275 * loop.c (find_and_verify_loops): Use it.
10276 * rtlanal.c (insns_safe_to_move_p): Define it.
10278 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
10280 * c-pragma.c: Include ggc.h.
10281 * Makefile.in (c-pragma.o): Update.
10283 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10285 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
10286 (LIB_SPEC): Likewise.
10287 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
10288 Reindent -YP/-p/-pg.
10289 Copied from config/sparc/sol2.h.
10291 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
10293 * c-pragma.c (mark_align_stack): New.
10294 (init_pragma): New.
10295 * c-pragma.h (init_pragma): Declare it.
10296 * c-lex.c (init_parse): Call it.
10298 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10300 * configure.in: Pick up thread library on Solaris/x86 just
10301 like on Solaris/sparc.
10302 * configure: Rebuilt.
10304 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
10306 * rtl.h (global_rtx_index): New enum.
10307 (global_rtl): Change to array of rtx.
10308 (pc_rtx, cc0_rtx): Redefine accordingly.
10309 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
10310 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
10311 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
10312 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
10313 (const_int_rtx): Change to array of rtx.
10314 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
10316 * emit-rtl.c (global_rtl): Change to array of rtx.
10317 (const_int_rtx): Change to aray of rtx.
10318 (gen_rtx_CONST_INT): Redefine accordingly.
10319 (init_emit_once): Allocate and initialize global_rtl. Likewise
10320 for const_int_rtx. Add both as GC roots.
10321 * genattrtab.c (global_rtl): Update declaration.
10323 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
10325 * Makefile (USER_H): Add iso646.h back.
10327 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
10329 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
10330 zapping the LOG_LINKS of sched_before_next_call.
10332 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
10333 * pa.c (insn_refs_are_delayed): Renamed from
10334 insn_sets_and_refs_are_delayed.
10336 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
10338 * functiion.h (struct function): Add x_whole_function_mode_p.
10339 (retrofit_block): Declare.
10340 * function.c (retrofit_block): New function.
10341 (identify_blocks): Add assertions. Allow an incomplete set of
10342 block notes if we're still generating code for the function.
10343 * integrate.c: Include loop.h.
10344 (expand_inline_function): Call find_loop_tree_blocks to map block
10345 notes to blocks when in whole-function mode. Use retrofit_block
10346 to insert new BLOCKs for the inlined function, rather than
10348 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
10349 * Makefile.in (integrate.o): Depend on loop.h.
10351 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
10353 * tree.h (warn_about_unused_variables): Declare.
10354 * stmt.c (warn_about_unused_variables): New function, split out
10356 (expand_end_bindings): Here.
10358 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
10360 * stmt.c (preserve_subexpressions_p): Don't crash when
10361 current_function->stmt is unset.
10363 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
10365 * stmt.c (expand_start_bindings): Allow callers to pass a flag
10366 indicating that no NOTE_INSN_BLOCK_BEG note is required.
10367 (expand_start_target_temps): Use it.
10368 * except.c (expand_eh_region_start_for_decl): Likewise.
10369 * expr.c (expand_expr): Likewise.
10371 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
10373 * fold-const.c (operand_equal_p): Pay attention to side effects.
10375 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
10377 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
10378 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
10380 * tlink.c (scan_linker_output): Look for keywords before accepting
10381 a mangled name in quotes.
10383 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
10385 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
10386 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
10388 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
10390 * alpha.md: Revert Thu Nov 26 change that came in through the
10391 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
10392 Avoid earlyclobber when possible.
10394 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10396 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
10398 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
10399 Define HAVE_ON_EXIT.
10401 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10403 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
10404 CTYPE_CONV in all ctype macros.
10406 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
10409 * cexp.y (initialize_random_junk): Likewise.
10411 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
10413 * i370.c (handle_pragma): Likewise.
10415 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
10417 * v850.c (override_options): Likewise.
10419 * doprint.c (_doprnt): Likewise.
10421 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
10424 * fixinc/server.c (load_data): Likewise.
10426 * fold-const.c (real_hex_to_f): Likewise.
10428 * genattr.c (write_upcase, gen_attr): Likewise.
10430 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
10431 write_upcase): Likewise.
10433 * genemit.c (print_code): Likewise.
10435 * genopinit.c (gen_insn): Likewise.
10437 * genpeep.c (print_code): Likewise.
10439 * genrecog.c (print_code): Likewise.
10441 * optabs.c (init_libfuncs): Likewise.
10443 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
10445 * haifa-sched.c (sched_analyze): Keep the list of notes organized
10447 (reemit_notes): Likewise.
10449 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
10451 * ggc.h (ggc_root): Move to ggc-common.c.
10453 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
10454 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
10455 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
10456 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
10457 * ggc-common.c (ggc_root): Move from ggc.h.
10458 (roots): Declare, static.
10459 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
10460 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
10461 null or check/set mark bit.
10462 (ggc_mark_roots): New.
10463 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
10465 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
10467 * m32r.c: Include toplev.h.
10468 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
10469 (gen_compare): Rename swap_p to must_swap to match uses.
10470 Add default abort case.
10471 (m32r_output_function_epilogue): Remove unused variables.
10472 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
10473 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
10474 define to empty parameter list. Update all uses.
10475 (predicate decls): Use enum machine_mode not int.
10476 * m32r.md (movsi): Call abort, not fatal_insn.
10477 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
10479 1999-09-14 Andrew Haley <aph@cygnus.com>
10481 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
10482 use $0 instead of 0.
10484 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10486 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
10487 computation out of loop over hard regs.
10489 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
10491 * function.c (identify_blocks): Don't shadow a variable in an
10493 * integrate.c (integrate_decl_tree): Don't use pushlevel,
10494 pushdecl, or poplevel to build up the new BLOCK tree.
10495 (expand_inline_function): Likewise.
10496 (integrate_parm_decls): Likewise.
10498 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
10500 * c-typeck.c (qualify_type): Merge qualifiers from both types.
10502 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
10504 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
10505 * invoke.texi: Document this change.
10507 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
10509 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
10511 (mark_emit_status): Renamed from mark_emit_state.
10512 * except.c (mark_eh_status): Renamed from mark_eh_state.
10513 Check not null before marking.
10514 (free_eh_status): New.
10515 * expr.c (mark_expr_status, free_expr_status): New.
10516 * function.c (free_machine_status): New.
10517 (free_after_parsing): New.
10518 (free_after_compilation): Move bits to free_after_parsing; call
10519 free_eh_status, free_expr_status; zero the marked members of the
10521 (prepare_function_start): No can_garbage_collect.
10522 Call init_eh_for_function.
10523 (expand_dummy_function_end): Free up current_function state.
10524 (mark_function_status): Renamed from mark_function_state.
10525 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
10526 * function.h (struct function): No can_garbage_collect.
10527 (free_machine_status, free_after_parsing): Declare.
10528 (free_eh_status, free_expr_status): Declare.
10529 * ggc.h (mark_expr_status): Declare.
10530 * stmt.c (free_stmt_status): Free the struct.
10531 (mark_stmt_status): Renamed from mark_stmt_state.
10532 (init_stmt): Don't call init_eh.
10533 (init_stmt_for_function): Don't call init_eh_for_function.
10534 * toplev.c (compile_file): Call init_eh.
10535 (rest_of_compilation): Free basic block info before ggc_collect.
10536 Call free_after_parsing; conditionally call free_after_compilation.
10537 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
10538 Check not null before marking.
10539 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
10541 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
10543 * c-lex.c (yylex): Initialize warn.
10545 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
10547 * pa.c (emit_move_sequence): Properly set the mode of the scratch
10548 register when performing secondary reloads for the SAR register.
10550 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
10552 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
10553 (NOTE_BLOCK): New macro.
10554 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
10555 * function.h (identify_blocks): Change prototype.
10556 * function.c (identify_blocks): Simplify.
10557 (reorder_blocks): Likewise.
10558 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
10559 NOTE_INSN_BLOCK_{BEG,END}.
10560 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
10561 the list of saved notes if the note isn't a
10562 NOTE_INSN_BLOCK_{BEG,END}.
10563 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
10565 (reemit_notes): Adjust recreation of notes to reflect new saved
10567 * print-rtl.c (print_rtx): Print the address of the BLOCK when
10568 printing a block note.
10569 * stmt.c (block_vector): Remove.
10570 (find_loop_tree_blocks): Simplify.
10571 (unroll_block_trees): Likewise.
10572 * tree.h (reorder_block): Change prototype.
10574 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
10576 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
10577 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
10578 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
10579 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
10580 (atexit, exit): Simplify.
10581 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
10582 * config/lots: Remove defns of HAVE_ATEXIT.
10584 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
10586 * calls.c (precompute_arguments): Fix typo in comment.
10587 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
10590 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
10592 * dsp16xx.c (override_options): Fix typos in GC root registration.
10594 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
10596 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
10597 from config/svr4.h.
10598 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
10599 (FUNCTION_PROFILER): Redefine appropriately for Linux.
10600 (CC1_SPEC): Likewise.
10602 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10604 * genattr.c (main): Add extern prototype. Call return, not exit.
10605 * genattrtab.c (main): Likewise.
10606 * gencheck.c (main): Likewise.
10607 * gencodes.c (main): Likewise.
10608 * genconfig.c (main): Likewise.
10609 * genemit.c (main): Likewise.
10610 * genextract.c (main): Likewise.
10611 * genflags.c (main): Likewise.
10612 * gengenrtl.c (main): Likewise.
10613 * genopinit.c (main): Likewise.
10614 * genoutput.c (main): Likewise.
10615 * genpeep.c (main): Likewise.
10616 * genrecog.c (main): Likewise.
10618 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
10619 * genattrtab.c (get_insn_name): Likewise.
10620 * gencodes.c (get_insn_name): Likewise.
10621 * genconfig.c (get_insn_name): Likewise.
10622 * genemit.c (get_insn_name): Likewise.
10623 * genextract.c (get_insn_name): Likewise.
10624 * genflags.c (get_insn_name): Likewise.
10625 * genopinit.c (get_insn_name): Likewise.
10626 * genpeep.c (get_insn_name): Likewise.
10628 * gencheck.c (usage): Add static prototype.
10629 * genextract.c (print_path): Constify a char*.
10630 * genopinit.c (optabs): Likewise.
10631 * genoutput.c (operand_data, data, output_predicate_decls,
10632 compare_operands): Likewise.
10633 * genrecog.c (write_tree): Add default case in switch.
10635 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10637 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
10639 * print-rtl.c (get_insn_name): Remove prototype.
10641 * toplev.h (progname): Declare const.
10643 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
10644 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
10645 dump_sched_info, dump_local_alloc, regset_release_memory,
10646 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
10647 error_with_file_and_line, error_with_decl, error_for_asm, error,
10648 fatal, warning_with_file_and_line, warning_with_decl, warning,
10649 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
10650 Remove redundant prototypes.
10652 (notice, check_lang_option, report_file_and_line, vnotice,
10653 mark_file_stack): Add static prototype.
10654 (set_fatal_function): Add prototype.
10655 (vnotice, report_file_and_line, set_fatal_function,
10656 check_lang_option): Constify a char*.
10657 (main): Prototype. Call return, not exit.
10659 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10661 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
10663 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
10665 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
10667 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
10669 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10671 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
10672 behave as if it's zero in all cases.
10673 (expand_function_start): Adjust call to assign_parms.
10674 * tree.h (assign_parms): Adjust prototype.
10675 * objc/objc-act.c (hack_method_prototype): Adjust call to
10678 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
10680 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
10681 arg_pointer_rtx fixed if the argument pointer register is
10683 (NONZERO_BASE_PLUS_P): Likewise.
10685 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
10687 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
10688 match_insn2 to match_insn.
10689 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
10691 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
10693 * Makefile.in (USER_H): Remove va-foo.h.
10695 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
10696 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
10697 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
10698 va-spur.h,va-v850.h}: Remove.
10700 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
10702 * sparc/sparc.md (eligible_for_return_delay): New attribute.
10703 (in_return_delay): Use it instead of match_insn.
10705 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10707 * config/alpha/va_list.h (va-alpha.h): Do not include.
10708 (__gnuc_va_list): Typedef as in varargs.h.
10710 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
10712 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
10713 DECL_LIVE_RANGE_RTL.
10715 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
10717 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
10718 not NOTE_BLOCK_NUMBER.
10719 (expand_eh_region_end): Likewise.
10720 (find_exception_handler_labels): Likewise.
10721 (scan_region): Likewise.
10722 (exception_optimize): Likewise.
10723 (update_rethrow_references): Likewise.
10724 (set_insn_eh_region): Likewise.
10725 * final.c (final_scan_insn): Likewise.
10726 * flow.c (make_edges): Likewise.
10727 * integrate.c (expand_inline_function): Likewise.
10728 * print-rtl.c (print_rtx): Likewise.
10730 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
10732 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
10733 terms of builtin functions and types.
10735 * mips.c (mips_build_va_list): New.
10736 (mips_va_start, mips_va_arg): New.
10737 * mips.h (BUILD_VA_LIST_TYPE): New.
10738 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
10740 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
10741 (sh_build_va_list, sh_va_start, sh_va_arg): New.
10742 * sh.h (BUILD_VA_LIST_TYPE): New.
10743 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
10745 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
10747 * recog.h (struct recog_data): Make dup_num, operand_address_p,
10748 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
10749 (struct insn_data): Likewise with n_operands, n_dups,
10750 n_alternatives, output_format.
10751 * regclass.c (scan_one_insn): Cast n_operands to int before
10752 arithmetic inside comparison.
10754 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
10756 * toplev.c (compile_function): Unconditionally emit nop.
10758 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10760 * haifa-sched.c (actual_hazard): Move declaration of variable
10761 `this_cost' into the scope where it is used.
10763 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10765 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
10766 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
10767 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
10769 * genrecog.c (make_insn_sequence): Call memset, not bzero.
10771 * jump.c (find_insert_position): Don't declare or define unless
10772 !HAVE_conditional_arithmetic.
10773 (returnjump_p_1, delete_prior_computation): Add static prototypes.
10775 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
10777 * recog.c (offsettable_address_p): Prototype function pointer.
10778 (preprocess_constraints): Call memset, not bzero.
10780 * tree.c (tree_node_kind_names): Constify a char*. Make static.
10781 (gcc_obstack_init): Don't declare.
10782 (fix_sizetype): Add static prototype.
10783 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
10784 (tree_cons): Call memset, not bzero.
10786 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
10787 definition in macro ASM_WEAKEN_LABEL.
10788 (mark_const_hash_entry): Add static prototype.
10790 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10792 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
10794 * unroll.c (find_common_reg_term, subtract_reg_term,
10795 loop_find_equiv_value): Add static prototypes.
10796 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
10797 (copy_loop_body): Remove unreachable break statement.
10799 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
10801 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
10803 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10805 Undo some changes from the gcc2 merge:
10806 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
10807 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
10811 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
10812 * emit-rtl.c (gen_lowpart_common): Disable optimization of
10813 initialized float-int union if the value is a NaN.
10815 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
10817 * gthr-win32.h: New file.
10819 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
10820 shared as a valid attribute.
10821 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
10822 * extend.texi: Document `shared' variable attribute.
10824 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
10826 * configure.in: Handle --enable-threads on FreeBSD.
10827 * configure: Rebuit.
10829 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10831 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
10833 * configure: Rebuilt.
10835 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
10836 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
10837 Rosimildo DaSilva <rdasilva@connecttel.com>
10839 * configure.in (m68k-*-rtemscoff*): Added.
10840 * configure.in (mips64orion-*-rtems*): Converted to ELF.
10841 * configure.in (sparc-*-rtemsaout*): Added as alias for old
10842 sparc-rtems configuration.
10843 * configure.in (sparc-*-rtemself*): Added.
10844 * configure.in (sparc-*-rtems*): Now ELF not a.out.
10845 * config/i386/rtems.h: Added comment.
10846 * config/sparc/rtemself.h: New file.
10848 * configure.in (m68k-rtemself): Added.
10849 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
10850 and DWARF_DEBUGGING_INFO.
10851 * config/m68k/crti.s: New file.
10852 * config/m68k/crtn.s: New file.
10853 * config/m68k/t-crtstuff: New file.
10854 * config/m68k/rtemself.h: New file.
10856 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
10857 global ctor/dtor and C++ exception handling.
10858 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
10859 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
10861 * config/i386/t-rtems-i386: New File.
10863 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
10865 * stmt.c (expand_end_case): Return right away if the case stack is
10868 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
10870 * Makefile.in (version.c): Remove rule incorrectly brought in from
10873 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
10875 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
10876 * msdos/top.sed: Take into account a prepended $(SHELL) to
10878 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
10880 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
10882 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10884 * regmove.c (fixup_match_1): Don't change an unchanging register.
10885 (stable_but_for_p): Renamed to:
10886 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
10887 Changed all callers.
10889 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
10891 * loop.c (strength_reduce): Don't call reg_used_between_p if the
10892 insn from BL2 is after the insn from BL.
10894 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
10896 * recog.h (INSN_OUTPUT_FORMAT_*): New.
10897 (struct insn_data): Merge `template' and `outfun' into `output'.
10898 Add `output_format'.
10899 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
10900 (struct data): Remove `outfun'; add `output_format'.
10901 (name_for_index): Remove declaration.
10902 (output_insn_data): Handle output formats.
10903 (process_template): Emit the bare array for @.
10904 (gen_expand, gen_split): Set output_format to NONE.
10905 * output.h (get_insn_template): Declare.
10906 * final.c (get_insn_template): New.
10907 (final_scan_insn): Use it.
10908 * toplev.c (compile_file): Likewise.
10910 * c4x/c4x.c (c4x_process_after_reload): Likewise.
10911 * i860/i860.c (output_delayed_branch): Likewise.
10912 (output_delay_insn): Likewise.
10914 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10916 * rtl.c (obstack_alloc_rtx): Removed.
10918 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
10920 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
10922 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
10924 * i386.c (call_insn_operand): Reject const_int.
10925 (expander_call_insn_operand): Use call_insn_operand.
10927 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10929 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
10931 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
10933 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
10934 Use DImode operation.
10936 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
10938 * gcc.c: Include sys/resource.h.
10939 (report_times): New flag.
10940 (execute): If report_times is set, calculate and report the
10941 CPU time consumed by each subprocess.
10943 (rus, prus): New globals.
10944 (option_map): Add --time.
10945 (display_help): Document -time.
10946 (process_command): Set report_times if -time is given.
10947 Turn off -pipe if -time is given.
10949 * invoke.texi: Document new option -time.
10951 * configure.in: Check for getrusage. Check if we have to
10952 prototype getrusage.
10953 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
10954 * configure: Regenerate.
10955 * config.in: Regenerate.
10957 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
10959 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
10962 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
10964 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
10965 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
10966 (nan): Return _thenan_sf or _thenan_df as appropriate.
10967 (L_thenan_sf): Define _thenan_sf.
10968 (L_thenan_df): Define _thenan_df.
10970 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
10971 (DPBIT_FUNCS): Add _thenan_df.
10973 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
10975 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
10978 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10980 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
10983 (lang_specific_driver): Don't take a function pointer parameter.
10984 All callers changed.
10986 * gcc.c: Include gcc.h.
10987 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
10988 lang_specific_extra_outfiles, fatal): Don't declare.
10989 (multilib_defaults_raw): Constify.
10990 (read_specs): Call memset, rather than bzero.
10991 (main): Call return, not exit.
10992 (lookup_compiler): Call memcpy, not bcopy.
10993 (fatal): Make extern.
10995 * cppspec.c: Include gcc.h.
10996 (lang_specific_driver): Initialize variable `quote'. Constify a
10997 char*. All calls to the function pointer parameter now
10998 explicitly call `fatal'.
11000 * gccspec.c (lang_specific_driver): Include gcc.h.
11002 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
11004 * arm.c (note_invalid_constants): Use recog_data.operand_type
11007 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11009 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
11012 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
11013 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
11014 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
11015 reload_secondary_in_reload, reload_secondary_out_reload,
11016 reload_secondary_in_icode, reload_secondary_out_icode,
11017 reload_reg_rtx, reload_when_needed): Delete declarations.
11018 (struct reload): New structure.
11019 (rld): Declare new array.
11020 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
11021 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
11022 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
11023 reload_secondary_in_reload, reload_secondary_out_reload,
11024 reload_secondary_in_icode, reload_secondary_out_icode,
11025 reload_reg_rtx, reload_when_needed): Delete definitions.
11027 (whole file): Replace uses of the deleted arrays with uses of rld.
11028 * reload1.c (whole file): Replace uses of the deleted arrays with
11030 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
11031 explicit loops, not with bcopy.
11033 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
11035 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
11036 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
11037 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
11038 insn_name): Delete and consolidate into new structures.
11039 (insn_operand_predicate_fn): New.
11040 (insn_output_fn): New.
11041 (insn_gen_fn): New.
11042 (struct insn_operand_data): New.
11043 (struct insn_data): New.
11045 (OUT_FCN): Update for insn_data change.
11046 * builtins.c (expand_builtin_strlen): Likewise.
11047 (expand_builtin_memcmp): Likewise.
11048 * combine.c (make_extraction, simplify_comparison): Likewise.
11049 * cse.c (canon_reg, cse_insn): Likewise.
11050 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
11051 * expmed.c (store_bit_field, extract_bit_field): Likewise.
11052 (emit_store_flag): Likewise.
11053 * expr.c (convert_move, emit_block_move): Likewise.
11054 (clear_storage, emit_push_insn, expand_increment): Likewise.
11055 (do_store_flag): Likewise.
11056 * expr.h (GEN_FCN): Likewise.
11057 (insn_gen_function): Die.
11058 * final.c (final_scan_insn): Update for insn_data change.
11059 (output_asm_name): Likewise.
11060 * function.c (fixup_var_refs_1): Likewise.
11061 * loop.c (check_dbra_loop): Likewise.
11062 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
11063 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
11064 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
11065 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
11066 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
11067 * regmove.c (gen_add3_insn): Likewise.
11068 * reload.c (push_secondary_reload, combine_reloads): Likewise.
11069 (find_reloads, find_reloads_address_1): Likewise.
11070 (debug_reload_to_stream): Likewise.
11071 * reload1.c (emit_reload_insns, gen_reload): Likewise.
11072 * stmt.c (expand_end_case): Likewise.
11073 * toplev.c (compile_file): Likewise.
11075 * c4x/c4x.c (c4x_process_after_reload): Likewise.
11076 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
11078 * print-rtl.c (insn_name_ptr): Remove declaration.
11079 (get_insn_name): Declare.
11080 (print_rtx): Use it.
11081 * genoutput.c (insn_name_ptr): Remove.
11082 (next_operand_number): New.
11083 (struct operand_data): New.
11084 (null_operand, odata, odata_end): New.
11085 (struct data): Use struct operand_data.
11086 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
11087 (get_insn_name): Renamed from name_for_index.
11088 (output_prologue): Define NO_MD_PROTOTYPES.
11089 (output_predicate_decls): Break out from output_epilogue.
11090 Iterate over the operands list.
11091 (output_operand_data): Break out from output_epilogue. Emit
11092 just the operands list.
11093 (output_insn_data): Break out from output_epilogue. Emit just
11095 (output_epilogue): Remove.
11096 (output_get_insn_name): New.
11097 (constraints, op_n_alternatives, predicates, address_p): Die.
11098 (modes, strict_low, seen): Die.
11099 (scan_operands): Take new param `d' instead of writing to
11100 seven global variables.
11101 (compare_operands): New.
11102 (place_operands): New.
11103 (validate_insn_alternatives): Update for struct data change.
11104 (gen_insn): Don't zero or copy 7 global arrays. Update for
11105 scan_operands; call place_operands.
11106 (gen_peephole, gen_expand, gen_split): Likewise.
11107 (main): Update for new output routines.
11109 * genattr.c (insn_name_ptr): Remove.
11110 (get_insn_name): New function.
11111 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
11112 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
11113 * genrecog.c: Likewise.
11115 * alpha.md (adddi3): Make `pattern' array static.
11117 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11119 * config/c4x/c4x.h (c4x_rpts_cycles_string,
11120 c4x_cpu_version_string): Constify char *.
11121 * config/c4x/c4x.c (c4x_rpts_cycles_string,
11122 c4x_cpu_version_string): Likewise.
11124 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
11126 * tree.c (save_tree_status): Revert 10 Sep change.
11127 (restore_tree_status): Likewise. Call obstack_free with NULL
11128 before freeing the obstack proper.
11130 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
11132 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
11134 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
11135 surrounding context.
11137 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
11139 * tree.c (type_hash_canon): Put all types in the hash-table, when
11142 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
11144 * recog.h (struct recog_data, recog_data): New.
11145 (recog_foo variables): Kill.
11146 * recog.c (recog_operand, recog_operand_loc): Kill.
11147 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
11148 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
11149 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
11150 (recog_data): Define.
11151 (extract_insn): Update all recog_foo references to use recog_data.
11152 (preprocess_constraints, constrain_operands): Likewise.
11153 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
11154 * genattrtab.c (main): Likewise.
11155 * genextract.c (main): Likewise.
11156 * genoutput.c: Likewise.
11157 * genrecog.c (write_subroutine, main): Likewise.
11158 * local-alloc.c (block_alloc): Likewise.
11159 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
11160 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
11161 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
11162 * reload.c (find_reloads, find_reloads_toplev): Likewise.
11163 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
11164 (reload_cse_simplify_operands): Likewise.
11166 * arc/arc.c (arc_final_prescan_insn): Likewise.
11167 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
11168 * h8300/h8300.c (notice_update_cc): Likewise.
11169 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
11170 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
11171 * mn10200/mn10200.c (notice_update_cc): Likewise.
11172 * mn10300/mn10300.c (notice_update_cc): Likewise.
11173 * romp/romp.c (update_cc): Likewise.
11174 * sparc/sparc.c (check_pic): Likewise.
11175 * v850/v850.c (notice_update_cc): Likewise.
11177 * genemit.c (main): Don't declare recog_operand.
11179 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
11181 * ggc.h (rtvec_def): Forward declare.
11182 (tree_node): Likewise.
11183 (ggc_root): Define.
11185 (ggc_set_mark_rtx): Add prototype.
11186 (ggc_set_mark_rtvec): Likewise.
11187 (ggc_set_mark_tree): Likewise.
11188 * ggc-simple.c (ggc_root): Don't define.
11189 (roots): Don't declare.
11190 (ggc_mark_rtx): Remove.
11191 (ggc_mark_rtvec): Likewise.
11192 (ggc_mark_tree): Likewise.
11193 (ggc_mark_varray): Likewise.
11194 (ggc_mark_tree_hash_table_entry): Likewise.
11195 (ggc_mark_tree_hash_table): Likewise.
11196 (ggc_set_mart_rtx): New function.
11197 (ggc_set_mark_rtvec): Likewise.
11198 (ggc_set_mark_tree): Likewise.
11199 (ggc_add_root): Remove.
11200 (ggc_add_rtx_root): Likewise.
11201 (ggc_remove_tree_root): Likewise.
11202 (ggc_add_string_root): Likewise.
11203 (ggc_add_tree_varray_root): Likewise.
11204 (ggc_add_tree_hash_table_root): Likewise.
11205 (ggc_del_root): Likewise.
11206 (ggc_mark_rtx_ptr): Likewise.
11207 (ggc_mark_tree_ptr): Likewise.
11208 (ggc_mark_string_ptr): Likewise.
11209 (ggc_mark_tree_varray_ptr): Likewise.
11210 (ggc_mark_tree_hash_table_ptr): Likewise.
11211 * ggc-common.c: New file.
11212 * Makefile.in (OBJS): Add ggc-common.o.
11213 (ggc-common.o): List dependencies.
11215 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
11217 * cppalloc.c (xstrdup): Use memcpy.
11218 * cpperror.c (cpp_print_containing_files): Don't use
11220 * cpplib.c (conditional_skip): Set temp->lineno.
11221 (do_endif): Make error message less obscure.
11222 (if_directive_name): New function.
11223 (cpp_get_token [case EOF]): Unwind the if stack and generate
11224 error messages for each unterminated conditional in this file.
11225 (parse_string): Do not behave differently if -traditional.
11227 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
11229 * builtins.c (expand_builtin_va_arg): Cope with an array-type
11230 va_list decomposing to pointer-type.
11231 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
11232 (rs6000_va_arg): Likewise.
11234 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
11236 * except.c (start_dynamic_handler): Compute size using
11237 STACK_SAVEAREA_MODE.
11239 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11241 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
11242 include directory headers. Don't define strrchr. Don't provide
11243 my_* replacement functions. Prefer PTR over `pointer_type'.
11244 Don't prototype system functions. Don't redefine getopt.
11246 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
11247 safe_read, safe_write, save_pointers, restore_pointers,
11248 is_id_char, in_system_include_dir, directory_specified_p,
11249 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
11250 find_corresponding_lparen, referenced_file_is_newer,
11251 save_def_or_dec, munge_compile_params, gen_aux_info_file,
11252 process_aux_info_file, identify_lineno, check_source,
11253 seek_to_line, forward_to_next_token_char, output_bytes,
11254 output_string, output_up_to, other_variable_style_function,
11255 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
11256 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
11257 find_static_definition, connect_defs_and_decs, add_local_decl,
11258 add_global_decls, needs_to_be_converted, visit_each_hash_node,
11259 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
11260 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
11261 scan_for_missed_items, edit_file, string_list_cons): Add static
11263 (standard_exec_prefix, target_machine, target_version,
11264 default_syscalls_dir, string_list, string_list_cons, find_file,
11265 do_cleaning): Constify a char*.
11266 (safe_read, safe_write): Use PTR, not a char*.
11267 (is_id_char): Take an int, not a char.
11268 (main): Add prototype. Call return, not exit.
11270 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
11272 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
11273 when comparing types.
11275 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
11277 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
11278 (strength_reduce): Release the varrays from the no-bivs early exit.
11280 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
11281 the loop over the registers.
11283 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
11285 (restore_tree_status): Check that instead when freeing the obstack.
11287 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
11289 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
11292 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11294 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
11295 operand size modifiers.
11297 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11299 * c-common.c (c_common_nodes_and_builtins): Don't build
11301 * c-common.h (enum c_tree_index and related accesor macros): Remove
11302 everything now declared in tree.h.
11303 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
11304 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
11305 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
11306 (error_mark_node, void_type_node, char_type_node, integer_type_node,
11307 unsigned_type_node, ptr_type_node, va_list_type_node,
11308 integer_zero_node, null_pointer_node, integer_one_node): Delete.
11309 (init_decl_processing): Call build_common_tree_nodes and
11310 build_common_tree_nodes_2 instead of building their nodes here.
11311 Don't add roots for these nodes.
11312 * stor-layout.c (size_zero_node, size_one_node): Delete.
11313 (set_sizetype): Make a new node for bitsizetype each time.
11314 * tree.c (global_trees): New variable.
11315 (init_obstacks): Add a gc root for it.
11316 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
11317 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
11318 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
11319 (build_common_tree_nodes): New function.
11320 (fix_sizetype): New function.
11321 (build_common_tree_nodes_2): New function.
11322 * tree.h (enum tree_index): New.
11323 (global_trees): Declare.
11324 Add accessor macros for all nodes now moved to global_trees.
11325 Delete their declarations.
11327 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
11329 * c-decl.c (finish_function): When processing a nested function,
11330 push and pop GC context around rest_of_compilation.
11332 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
11334 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
11335 Default ix86_arch to PROCESSOR_I386.
11336 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
11337 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
11338 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
11339 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
11340 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
11341 (EXTRA_SPECS): Remove deleted specs.
11343 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
11345 * function.c (assign_stack_local_1): Allocate from
11346 function->x_frame_offset, not frame_offset.
11348 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
11350 * ggc.h (lang_cleanup_tree): Remove.
11351 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
11352 * ggc-callbacks.c (lang_cleanup_tree): Remove.
11354 * c-decl.c (finish_struct): Use ggc_alloc to allocate
11355 TYPE_LANG_SPECIFIC when garbage collecting.
11356 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
11357 (lang_cleanup_tree): Remove.
11359 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11361 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
11362 * crtstuff.c: Not here.
11363 * dwarf2out.c: Or here.
11364 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
11367 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
11369 * function.h (free_after_compilation): Remove decl parameter.
11370 (free_varasm_status0: Likewise.
11371 (free_emit_status): Likewise.
11372 (free_stmt_status): Likewise.
11373 (free_after_compilation): Likewise.
11374 (init_lang_status): New variable.
11375 (free_lang_status): Likewise.
11376 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
11377 * function.c (init_lang_status): New variable.
11378 (free_lang_status): Likewise.
11379 (push_function_context_to): Don't set function::decl here.
11380 (free_after_copmilation): Make decl parameter implicit. Call
11381 free_lang_status if defined.
11382 (prepare_function_start): Call init_lang_status if defined.
11383 (init_function_start): Set function::decl here.
11384 * profile.c (output_func_start_profiler): Don't call pushdecl
11385 until we've actually started the function.
11386 * stmt.c (free_stmt_status): Make decl parameter implicit.
11387 * toplev.c (rest_of_compilation): Don't pass decl to
11388 free_after_compilation.
11389 * varasm.c (free_varasm_status): Likewise.
11391 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11393 * except.c (call_get_eh_context): Add root when allocating static
11396 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
11398 * arm.c: Include "ggc.h".
11399 (arm_add_gc_roots): New function.
11400 (arm_override_options): Call it.
11401 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
11403 * arm.md (define_asm_attributes): Add a pool_range attribute.
11405 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
11407 * extend.texi (Volatiles): New node.
11409 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
11411 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
11412 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
11413 (struct ggc_any): Replace `mark' with `magic_mark'.
11414 (ggc_alloc_string): Use memcpy, not bcopy.
11415 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
11416 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
11417 (ggc_free_any): New.
11418 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
11419 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
11420 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
11421 Use IS_MARKED. Use ggc_free_any.
11423 1999-09-09 Scott Bambrough <scottb@netwinder.org>
11425 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
11427 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
11429 * toplev.c (main): Always init_ggc.
11431 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
11433 * except.c (find_all_handler_type_matches): Free the list if
11434 we found no matches.
11436 * combine.c (SUBST): Break out to a real function do_SUBST.
11437 (SUBST_INT): Likewise.
11438 * gcse.c (free_pre_mem): Free `temp_bitmap'.
11439 (pre_insert): Free `inserted'.
11440 * loop.c (basic_induction_var): Always set `location'.
11442 * function.c (expand_function_end): Add initial_trampoline as a root.
11443 * rtl.h (init_varasm_once): Declare.
11444 * toplev.c (compile_file): Call it.
11445 * ggc-simple.c (ggc_mark_string_ptr): New.
11446 (ggc_add_string_root): New.
11447 (ggc_collect): Disable collection avoidance temporarily.
11448 * ggc.h (ggc_add_string_root): Declare.
11449 * except.c (create_rethrow_ref): Use ggc_alloc_string.
11450 * optabs.c (init_libfuncs): Likewise.
11451 * varasm.c (named_section): Use ggc_alloc_string.
11452 (make_function_rtl): Likewise.
11453 (make_decl_rtl): Likewise.
11454 (assemble_static_space): Likewise.
11455 (assemble_trampoline_template): Likewise.
11456 (output_constant_def): Likewise.
11457 (force_const_mem): Likewise.
11458 (mark_const_hash_entry): New.
11459 (mark_pool_sym_hash_table): New.
11460 (mark_varasm_state): Use it.
11461 (init_varasm_once): New.
11463 * expr.h (init_one_libfunc): Declare.
11464 * optabs.c (init_one_libfunc): New.
11465 (init_optabs): Use it.
11466 * config/gofast.h: Likewise.
11467 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
11468 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
11470 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
11472 * Makefile.in (cppexp.o): Depend on cpphash.h.
11473 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
11475 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
11476 * cpplib.c (do_define): Generalise to handle poisoned definitions,
11477 redefining poisoned identifiers, etc.
11478 (do_undef): Don't allow poisoned identifiers to be undefined.
11479 (do_pragma): Add #pragma poison.
11480 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
11482 * cccp.c: Add T_POISON node type.
11483 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
11485 (do_define): Generalise to handle poisoned definitions,
11486 redefining poisoned identifiers, etc.
11487 (do_undef): Don't allow poisoned identifiers to be undefined.
11488 (do_pragma): Add #pragma poison.
11489 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
11491 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
11492 * c-pragma.h: Add ps_poison state. We now always have generic
11495 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
11497 * ggc.h (ggc_alloc): New function.
11498 (ggc_mark): Likewise.
11499 * ggc-simple.c (ggc_any): New structure.
11500 (ggc_status): Add anys.
11501 (n_anys_collected): New variable.
11502 (ggc_alloc): Define.
11503 (ggc_mark): Likewise.
11504 (ggc_collect): Collect the anys.
11506 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11508 * c-decl.c (mark_binding_level): Make static to match prototype.
11510 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
11512 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
11514 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
11516 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
11517 will use into account. Expand the max width to 5.
11520 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
11522 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
11523 for the rtx length.
11525 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
11527 * alpha.md (call value patterns): Remove the result predicates.
11529 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
11531 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
11534 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11536 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
11537 changed from extern char *, to extern PTR. Also fix typo in
11538 NEED_DECLARATION_REALLOC test.
11540 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
11542 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11544 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
11545 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
11546 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
11547 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
11549 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
11551 * cccp.c (pcfinclude): Likewise.
11553 * global.c (allocno_compare): Likewise.
11555 * haifa-sched.c (rank_for_schedule): Likewise.
11557 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
11559 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
11561 * stupid.c (stupid_reg_compare): Likewise.
11563 * tree.c (_obstack_allocated_p): Likewise.
11565 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
11567 1999-09-08 Bruce Korb autogen@linuxbox.com
11569 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
11570 why "gperf -F" fails.
11571 * gcc/cp/Makefile.in: ditto
11572 * gcc/Makefile.in: ditto
11573 * gcc/java/Makefile.in: ditto
11575 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
11577 * lists.c: Include ggc.h.
11579 (init_EXPR_INSN_LIST_cache): Install it.
11581 * ggc-simple.c (init_ggc): Absorb the old init.
11582 (ggc_push_context): Use xcalloc.
11583 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
11584 (ggc_collect): Add [rvts] tags to the collection stats.
11586 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
11588 * cccp.c (main): Fix handling of -include and -imacros options.
11590 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
11592 * cpplib.c (cpp_push_buffer): Fix order of arguments.
11594 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11596 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
11599 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
11601 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
11602 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
11603 and SET_DEST. Update comment.
11605 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11607 * config/c4x/c4x.c: Include ggc.h.
11608 (c4x_add_gc_roots): New function.
11609 (c4x_override_options): Call c4x_add_gc_roots.
11611 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
11613 * defaults.h (TARGET_ESC): Move ...
11614 * system.h: ... here, where Linas had it in the first place. Silly me.
11616 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
11618 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
11619 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
11620 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
11621 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
11622 * defaults.h (TARGET_ESC): Add default.
11624 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
11626 * configure.in: add i370-*-openedition, i370-*-mvs and
11627 i370-*-linux targets
11629 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
11631 * dsp16xxx.c: Include ggc.h
11632 (override_options): Mark GC roots.
11633 * mn10200.c: Include ggc.h.
11634 (asm_file_start): Mark GC roots.
11635 * tahoe.c: Include ggc.h.
11636 (extensible_operand): Mark GC roots.
11638 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
11640 * README: Add section discussing status of ELF ABI.
11641 * i370.c: Fix misc spelling mistakes.
11642 (i370_label_scan): Updated notes, exception handling.
11643 (i370_function_prolog): Simplify ELF stack handling.
11644 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
11645 (STACK_GROWS_DOWNWARD): ELF stack grows down.
11646 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
11647 * i370.md: (movdi): Add notes.
11648 (floatsidf2): Use stack not rtca for scratch float area.
11649 (iorsi3): Correct operand constraints.
11650 * x-oe: Restore TAROUTOPTS which are used by pax.
11652 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
11654 * rs6000.c: Include ggc.h.
11655 (rs6000_add_gc_roots): New function.
11656 (override_options): Call it.
11658 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
11660 * alpha.h (alpha_compare): New.
11661 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
11662 * alpha.c: Likewise for the definitions.
11663 (alpha_emit_conditional_branch): Update for alpha_compare.
11664 (alpha_emit_conditional_move): Likewise.
11665 * alpha.md (cmpdf, cmpdi): Likewise.
11666 (setcc patterns): Likewise. Zero alpha_compare after use.
11667 (sne): Optimize (x != 0) into (0U < x).
11669 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
11671 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
11672 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
11673 (INIT_EXPANDERS): Remove.
11674 * alpha.c: Include ggc.h.
11675 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
11676 (alpha_init_machine_status, alpha_mark_machine_status): New.
11677 (override_options): Install them.
11678 (struct machine_function): Moved to alpha.h.
11679 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
11680 (alpha_init_expanders): Remove.
11681 (alpha_return_addr): Adjust to use current_function->machine.
11682 (alpha_ra_ever_killed): Likewise.
11683 (alpha_expand_epilogue): Likewise.
11684 * alpha.md (eh_epilogue): Likewise.
11686 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
11687 Melissa O'Neill <oneill@cs.sfu.ca>
11688 Geoffrey Keating <geoffk@cygnus.com>
11690 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
11691 call-used registers (call-saved registers must still be contiguous
11692 and end with r31, of course).
11694 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
11696 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
11697 (self_promoting_type_p): Delete.
11698 (self_promoting_args_p): Move ...
11699 * c-common.c: ... here.
11700 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
11701 (simple_type_promotes_to): New.
11702 * builtins.c (lang_type_promotes_to): New.
11703 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
11704 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
11705 * c-common.h: ... here.
11706 (self_promoting_args_p, simple_type_promotes_to): Declare.
11707 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
11708 (grokdeclarator): Likewise.
11709 * tree.h (lang_type_promotes_to): Declare.
11711 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
11713 Add some machine-dependent GC roots.
11714 * sparc.c: Include ggc.h.
11715 (sparc_add_gc_roots): New function.
11716 (mark_ultrasparc_pipeline_state): Likewise.
11717 (override_options): Call sparc_add_gc_roots.
11718 * pa.c: Include ggc.h.
11719 (pa_add_gc_roots): New function.
11720 (mark_deferred_plabels): Likewise.
11721 (override_options): Call pa_add_gc_roots.
11722 * mips.c: Include ggc.h.
11723 (mips_add_gc_roots): New function.
11724 (override_options): Use it.
11726 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11728 * cpperror.c (cpp_file_line_for_message): Constify a char*.
11730 * cppexp.c (parse_number, parse_charconst, cpp_lex,
11731 cpp_parse_expr): Add static prototypes.
11732 (parse_charconst): Don't cast away const-ness.
11733 (token): Constify a char*.
11735 * cppfiles.c (file_name_list, include_hash, find_include_file,
11736 finclude, initialize_input_buffer): Constify a char*.
11737 (file_cleanup, find_position): Add static prototypes.
11739 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
11740 collect_expansion): Add static prototypes.
11741 (cpp_install, create_definition, monthnames): Constify a char*.
11743 * cpphash.h (cpp_install): Likewise.
11745 * cppinit.c (known_suffixes, default_include,
11746 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
11747 (base_name, dump_special_to_buffer, initialize_dependency_output):
11748 Add static prototypes.
11750 * cpplib.c (my_strerror): Constify a char*.
11751 (null_underflow, null_cleanup, skip_comment, copy_comment,
11752 copy_rest_of_line, handle_directive, pass_thru_directive,
11753 get_directive_token, read_line_number, cpp_print_file_and_line,
11754 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
11755 v_cpp_warning_with_line, detect_if_not_defined,
11756 consider_directive_while_skipping): Add static prototypes.
11757 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
11758 cpp_pedwarn_with_file_and_line): Constify a char*.
11760 * cpplib.h (cpp_options, include_hash, progname, definition,
11761 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
11762 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
11763 find_include_file, deps_output, include_hash): Constify a char*.
11765 * cppmain.c (progname): Constify.
11766 (main): Add prototype. Use return, not exit.
11768 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
11769 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
11770 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
11771 check_protection): Add static prototype.
11773 (progname, recognized_macrom, recognized_extern): Constify a char*.
11774 (main): Add prototype.
11776 * gen-protos.c (progname): Constify a char*.
11778 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
11780 * emit-rtl.c (free_emit_status): Take decl as a parameter.
11781 (init_emit_once): Add more GC roots.
11782 * except.c (mark_func_eh_entry): New function.
11783 (mark_eh_node): Mark false_label and rethrow_label.
11784 (init_eh): Add more GC roots.
11785 * function.c (free_after_compilation): Take decl as a paramter.
11786 Call free_stmt_status.
11787 (mark_function_state): Don't assume x_parm_reg_stack_loc is
11789 * function.h (free_after_compilation): Change prototype.
11790 (free_varasm_status): Likewise.
11791 (free_emit_status): Likewise.
11792 (free_stmt_status): New function.
11793 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
11794 Remove, replacing with ...
11795 (ggc_status): New structure.
11796 (ggc_chain): New variable.
11797 (init_gcc): Define.
11798 (ggc_push_context): New function.
11799 (ggc_pop_context): Likewise.
11800 (ggc_alloc_rtx): Adjust for use of ggc_chain.
11801 (ggc_alloc_rtvec): Likewise.
11802 (ggc_alloc_tree): Likewise.
11803 (ggc_alloc_string): Likewise.
11804 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
11805 (ggc_mark_tree): Give language-dependent code a chance to mark
11807 (ggc_mark_tree_varray): Handle empty arrays.
11808 (ggc_collect): Adjust for use of ggc_chain. Clear
11809 bytes_alloced_since_last_gc.
11810 * ggc.h (ggc_pop_context): New function.
11811 (ggc_push_context): Likewise.
11812 * print-tree.c (print_node): Don't print obstacks when GC'ing.
11813 * stmt.c (free_stmt_status): New function.
11814 (init_stmt_for_function): Clear last_expr_value.
11815 * toplev.c (rest_of_compilation): Always call free_after_compilation.
11816 Conditionalize call to ggc_collect.
11817 (main): Call init_ggc.
11818 * tree.c (push_obstacks): Do the push, even when GC'ing.
11819 (push_obstacks_nochange): Likewise.
11820 (pop_obstacks): Liekwise.
11821 * varasm.c (free_varasm_status): Take decl as a parameter.
11823 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
11825 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
11826 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
11827 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
11828 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
11830 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
11832 * pa/x-pa-mpeix: New file for the MPE port.
11834 * pa/quadlib.asm: New file for long double support.
11836 * configure.in: Add hppa1.0-*-mpeix for MPE port.
11837 * configure: Rebuilt.
11839 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
11841 * final.c (shorten_branches): Fix last change.
11843 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
11845 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
11847 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
11849 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
11852 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11854 * c-aux-info.c (concat): Don't define.
11856 * cccp.c (my_strerror): Likewise. All callers changed to use
11858 (do_include): Call xstrdup, not xmalloc/strcpy.
11859 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
11860 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
11862 * collect2.c (my_strsignal): Likewise. All callers changed to use
11864 (locatelib): Call xstrdup, not xmalloc/strcpy.
11866 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
11868 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
11870 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
11872 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
11874 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
11876 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
11878 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
11880 (find_all_handler_type_matches): Likewise. Don't check return
11882 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
11883 xmalloc, not malloc.
11884 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
11886 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
11887 (init_spec): Call xcalloc, not xmalloc/bzero.
11888 (set_spec): Call xstrdup, not save_string.
11889 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
11890 (find_a_file): Call xstrdup, not xmalloc/strcpy.
11891 (process_command): Call xstrdup, not save_string.
11892 (main): Call xcalloc, not xmalloc/bzero.
11894 * gcov.c (xmalloc): Don't define.
11895 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
11896 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
11897 (output_data): Call xcalloc, not xmalloc/bzero.
11899 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
11901 * mips-tdump.c (xmalloc): Don't define.
11902 (print_symbol): Call xmalloc, not malloc.
11903 (read_tfile): Call xcalloc, not calloc.
11905 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
11906 Don't define. All callers of xfree/my_strsignal changed to use
11907 free/strsignal instead.
11908 (allocate_cluster): Call xcalloc, not calloc.
11910 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
11911 Fix memory leak, free allocated memory.
11913 * prefix.c (translate_name): Call xstrdup, not save_string.
11914 (update_path): Likewise.
11916 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
11918 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
11919 Don't define. Callers of xfree/savestring2 changed to use
11920 free/concat instead.
11922 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
11923 (init_elim_table): Likewise.
11925 * resource.c (init_resource_info): Likewise.
11927 * stupid.c (stupid_life_analysis): Likewise.
11929 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
11930 (open_dump_file): Call concat, not xmalloc/strcpy/...
11931 (clean_dump_file): Likewise.
11932 (compile_file): Call xstrdup, not xmalloc/strcpy.
11934 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
11936 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
11937 * v850.c (v850_va_arg): New.
11939 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11941 * haifa-sched.c: Tidy comments.
11943 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11945 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
11946 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
11947 $(out_object_file)): Depend on ggc.h.
11948 * c-common.c: Include "ggc.h".
11949 (combine_strings): If doing GC, use ggc_alloc_string.
11950 * c-decl.c: Include "ggc.h".
11951 (ggc_p): Define with value 0.
11952 (mark_binding_level): New function.
11953 (init_decl_processing): Add GC roots.
11954 (mark_c_function_context): New function.
11955 (lang_mark_false_label_stack): New function.
11956 (lang_mark_tree): New function.
11957 (lang_cleanup_tree): New function.
11958 * c-lang.c: Include "ggc.h".
11959 (lang_init): Call c_parse_init.
11960 * c-lex.c: Include "ggc.h".
11961 (check_linenum): If doing GC, don't copy filenames to permanent
11963 * c-parse.in: Include "ggc.h".
11964 (c_parse_init): New function.
11965 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
11966 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
11968 * except.c (mark_eh_state): Mark more state.
11969 * function.c (mark_function_state): Likewise.
11970 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
11971 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
11972 * toplev.c (mark_file_stack): New function.
11973 (compile_file): If doing GC, use ggc_alloc_string on input filename.
11974 (main): Add root for input_file_stack.
11976 * i386.c: Include "ggc.h".
11977 (ix86_mark_machine_status): New function.
11978 (override_options): Set mark_machine_status.
11980 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11982 * tree.c (copy_node): Copy node contents also if doing GC.
11984 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11986 * collect2.c (scan_libraries): Fix double-thinko :-).
11988 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
11990 * collect2.c (scan_libraries): Fix thinko.
11992 * cse.c (delete_trivially_dead_insns): Do not skip the last
11993 insn if it is a real insn.
11995 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
11997 * Makefile.in (ggc-simple.o): Depend on hash.h.
11998 * ggc.h (ggc_add_tree_hash_table_root): Declare.
11999 (ggc_mark_tree_varray): Likewise.
12000 (ggc_mark_tree_hash_table): Likewise.
12001 * ggc-simple.c: Include hash.h.
12002 (ggc_mark_tree_hash_table_ptr): New function.
12003 (ggc_mark_tree_hash_table_entry): Likewise.
12004 (ggc_mark_tree_hash_table): Likewise.
12005 (ggc_add_tree_hash_table_root): Likewise.
12006 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
12007 rtx, when defining fields.
12009 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
12011 * profile.c (output_func_start_profiler): Remove apparently
12012 nonsensical call to start_sequence.
12014 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
12016 * clipper/clipper.c (clipper_va_start): Fix typos.
12018 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
12019 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
12020 (spur_va_arg): New stub.
12022 * configure.in: Comment out pyramid.
12024 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
12026 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
12027 don't conflict with the bits that win32, cygwin, and dgux
12030 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
12031 Bernd Schmidt <bernds@cygnus.co.uk>
12033 * integrate.c (function_cannot_inline_p): Do not inline
12034 functions with forced labels.
12036 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
12037 Bernd Schmidt <bernds@cygnus.co.uk>
12038 Mark Mitchell <mark@codesourcery.com>
12040 * Makefile.in (ggc-simple.o): Depend on varray.h.
12041 (rtl.o): Depend on ggc.h.
12042 (genattrtab.o): Depend on ggc.h.
12043 (print-tree.o): Likewise.
12044 (fold-const.o): Likewise.
12045 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
12046 (make_insn_raw): Don't cache insns when GC'ing.
12047 (emit_insn_before): Likewise.
12048 (emit_insn_after): Likewise.
12049 (emit_insn): Likewise.
12050 (start_sequence): Use xmalloc to allocate the sequence_stack.
12051 (end_sequence): Add free to free it.
12052 (gen_sequence): Don't cache insns when GC'ing.
12053 (clear_emit_caches): Don't use sequence_element_free_list.
12054 (init_emit): Use xcalloc, not xmalloc+bzero.
12055 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
12056 * function.c (pop_function_context_from): Use free to free the
12057 fixup_var_refs_queue.
12058 (put_reg_into_stack): Allocate it with xmalloc.
12059 * genattrtab.c: Include ggc.h.
12060 (operate_exp): Don't use obstack_free when GC'ing.
12061 (simplify_cond): Likewise.
12062 (simplify_text_exp): Likewise.
12063 (optimize_attrs): Likewise.
12064 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
12066 (gencode): Generate a #include for ggc.h.
12067 * ggc-callbacks.c (ggc_p): Define it to zero.
12068 * ggc-none.c (ggc_p): Likewise.
12069 * ggc-simple.c: Include varray.h.
12070 (ggc_mark_tree_varray): New function.
12071 (ggc_add_tree_varray_root): Likewise.
12072 (ggc_mark_tree_varray_ptr): Likewise.
12073 * ggc.h (ggc_p): Declare.
12074 (varray_head_tag): Likewise.
12075 (ggc_add_tree_varray_root): Declare.
12076 * print-tree.c (print_node): Don't check for TREE_PERMANENT
12077 inconsistencies when GC'ing.
12078 * rtl.c: Include ggc.h.
12079 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
12080 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
12081 (rtx_free): Don't call obstack_free when GC'ing.
12082 * toplev.c (rest_of_compilation): Call ggc_collect after every
12084 * tree.c (push_obstacks): Do nothing, if GC'ing.
12085 (pop_obstacks_nochange): Likewise.
12086 (pop_obstacks): Likewise.
12087 (make_node): Use ggc_alloc_tree when GC'ing.
12088 (copy_node): Likewise.
12089 (get_identifier): Use ggc_alloc_string when GC'ing.
12090 (build_string): Likewise.
12091 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
12092 (tree_cons): Likewise.
12093 (build1): Likewise.
12094 (type_hash_canon): Don't call obstack_free when GC'ing.
12096 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
12098 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
12099 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
12101 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
12102 Bernd Schmidt <bernds@cygnus.co.uk>
12103 Mark Mitchell <mark@codesourcery.com>
12105 * Makefile.in (stor-layout.o): Depend on ggc.h.
12106 (expr.o): Depend on ggc.h.
12107 (profile.o): Depend on ggc.h.
12108 (stor-layout.o): Depend on ggc.h.
12109 * emit-rtl.c (init_emit_once): Add gc roots.
12110 * expr.c: Include ggc.h.
12111 (emit_block_move): Add gc roots.
12112 (clear_storage): Likewise.
12113 * expr.h (init_stor_layout_once): New function.
12114 * profile.c: Include ggc.h.
12115 (init_arc_profiler): profiler_label is a root.
12116 * scan.c (make_sstring_space): Trust xrealloc to function
12117 correctly with first parameter NULL.
12118 * stor-layout.c: Include ggc.h.
12119 (set_sizetype): Add gc root.
12120 (init_stor_layout_once): New function.
12121 * toplev.c (compile_file): Call it.
12123 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
12124 Bernd Schmidt <bernds@cygnus.co.uk>
12125 Mark Mitchell <mark@codesourcery.com>
12127 * Makefile.in (tree.o): Depend on ggc.h.
12128 (varasm.o): Likewise.
12129 (function.o): Likewise.
12130 (stmt.o): Likewise.
12131 (except.o): Likewise.
12132 (optabs.o): Likewise.
12133 (emit-rtl.o): Likewise.
12134 * emit-rtl.c: Include ggc.h.
12135 (sequence_element_free_list): Remove, and all references.
12136 (mark_sequence): New functions.
12137 (mark_emit_state): New function.
12138 * except.c: Include ggc.h.
12139 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
12140 (mark_tree_label_node): New functions.
12141 (mark_eh_state): New function.
12142 * function.c: Include ggc.h.
12143 (mark_temp_slot, mark_function_chain): New functions.
12144 (mark_function_state): New function.
12145 (init_function_once): New function.
12146 * function.h (init_function_once): New function.
12147 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
12148 * ggc.h (label_node): Declare.
12149 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
12150 (lang_mark_false_label_stack): New function.
12151 (mark_temp_slot): Remove declaration.
12152 (mark_function_chain): Likewise.
12153 (mark_eh_state): Adjust prototype.
12154 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
12156 * optabs.c: Include ggc.h.
12157 (mark_optab): New function.
12158 (init_optabs): Add gc roots.
12159 * stmt.c: Include ggc.h.
12160 (mark_cond_nesting, mark_loop_nesting): New functions.
12161 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
12162 (mark_stmt_state): New function.
12163 * toplev.c (compile_file): Call init_function_once.
12164 * tree.c: Include ggc.h.
12165 (type_hash): Move declaration earlier in file.
12166 (TYPE_HASH_SIZE, type_hash_table): Likewise.
12167 (init_obstacks): Add gc roots.
12168 (mark_type_hash): New function.
12169 * varasm.c: Include ggc.h.
12170 (mark_pool_constant): New function.
12171 (mark_varasm_state): New function.
12173 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12175 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
12177 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12179 * c-decl.c (struct language_function): Renamed from struct c_function.
12181 (c_function_chain): Delete.
12182 (push_c_function_context): New arg F. Don't warn about nested
12183 functions here. Fill LANGUAGE elt of F. Delete code to update
12184 c_function_chain. Don't call push_function_context.
12185 (pop_c_function_context): New arg F. Restore from there instead of
12186 from c_function_chain. Don't call pop_function_context. Clear out
12187 LANGUAGE field of F when done.
12188 * c-lang.c: Include "function.h"
12189 (lang_init): Initialize save_lang_status and restore_lang_status.
12190 * c-parse.in (nested_function, nested_function_notype): Warn about
12191 nested functions. Call push_function_context/pop_function_context
12192 instead of the _c_ variants.
12193 * c-tree.h (push_c_function_context, pop_c_function_context): Update
12195 * Makefile.in (c-lang.o): Update dependencies.
12197 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
12198 regno_pointer_flag, regno_pointer_align.
12199 (gen_reg_rtx): Use xrealloc to enlarge them.
12200 (free_emit_status): New function.
12201 * function.c (mark_machine_status, mark_lang_status): New variables.
12202 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
12203 in some bits from assign_stack_local. All callers changed to use new
12205 (assign_stack_local): Just call assign_stack_local_1.
12206 (free_after_compilation): New function.
12207 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
12208 (trampoline_address): Likewise.
12209 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
12210 (prepare_function_start): Explicitly clear some more variables.
12211 * function.h (struct function): New elt can_garbage_collect.
12212 (mark_machine_status, mark_lang_status): Declare variables.
12213 (free_after_compilation, free_emit_status, free_varasm_status,
12214 init_varasm_status): Declare functions.
12215 * toplev.c (rest_of_compilation): Call free_after_compilation when
12216 done with the current function.
12217 * varasm.c (free_varasm_status): New function.
12219 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
12221 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
12222 (EXPAND_BUILTIN_VA_ARG): Define.
12223 * sparc.c (sparc_va_start): New.
12224 (sparc_va_arg): New.
12226 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12228 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
12230 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12232 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
12234 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
12236 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
12237 (OBJS): Add $(GGC).
12238 (ggc-callbacks.o): New target.
12239 * ggc-callbacks.c: New file.
12241 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12243 * expr.h: Collapse individual optab and libfunc vars to arrays.
12244 (optab_index, libfunc_index): New enumerations.
12245 (optab_table, libfunc_table): New arrays.
12246 Add accessor macros for both.
12248 * optabs.c (optab_table, libfunc_table): New.
12249 Delete declarations for individual optab and libfunc vars.
12251 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
12253 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
12255 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
12257 * Makefile.in (GGC, GGC_LIB): New.
12258 (HOST_RTL): Include ggc-none.o.
12259 (ggc-simple.o): New target.
12260 (ggc-none.o): Likewise.
12261 * tree.h (tree_common): Add gc_mark.
12262 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
12263 (struct rtvec_def): Add gc_mark.
12264 * emit-rtl.c (global_rtl): Update static initializers to contain
12265 enough initializers.
12266 * ggc.h, ggc-none.c, ggc-simple.c: New files.
12267 * toplev.c (gc_time): New variable.
12268 (all_time): New variable.
12269 (compile_file): Print gc time.
12270 (print_time): Calculate percentage of the whole.
12272 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12274 Change obstack memory management and varasm constant pool handling so
12275 that nested functions are treated like any other functions.
12276 * function.c (init_machine_status): New variable.
12277 (push_function_context_to): Set contains_functions for the outer
12278 function. Don't call save_varasm_status.
12279 (pop_function_context_from): Don't call restore_varasm_status. Don't
12280 set current_function_contains_functions.
12281 (prepare_function_start): Call init_varasm_status rather than
12282 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
12284 * function.h (struct function) Add field varasm. Delete fields
12285 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
12286 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
12287 (init_machine_status): Declare.
12288 (save_varasm_status, restore_varasm_status): Delete declarations.
12289 (save_tree_status, restore_tree_status): Delete last argument.
12290 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
12291 code. All callers changed.
12292 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
12293 save_constants_in_decl_trees, restore_constants, save_constants,
12294 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
12296 (inlining): New variable.
12297 (reg_map, label_map, insn_map, orig_asm_operands_vector,
12298 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
12300 (save_for_inline_nocopy): Don't save constants.
12301 Don't set inl_emit field in current_function.
12302 (expand_inline_function): Use emit field, not inl_emit, of the inlined
12303 function. Set new variable inlining before
12304 calling copy_rtx_and_substitute.
12305 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
12306 constant pool references if inlining is nonzero.
12307 Delete ADDRESS and (most of the) CONST cases.
12308 (output_inline_function): Save and restore current_function/
12309 current_function_decl. Delete restore_constants code. Don't call
12310 init_const_rtx_hash_table.
12311 * output.h (init_const_rtx_hash_table): Don't declare.
12312 * rtl.h (struct function): Declare.
12313 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
12314 * toplev.c (rest_of_compilation): Don't treat nested functions or
12315 functions containing them specially. Delete all code to deal with
12316 save_for_inline_copying.
12317 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
12318 inline_obstacks): Delete variables.
12319 (save_tree_status): Lose arg CONTEXT. All callers changed.
12320 Simply allocate a new function_maybepermanent_obstack for the new
12321 function, delete all the special cases.
12322 Don't save inline_obstacks.
12323 (restore_tree_status): Lose arg CONTEXT. All callers changed.
12324 Delete special handling for function_maybepermanent_obstack; simply
12326 Don't restore inline_obstacks.
12327 (permanent_allocation): Delete code that frees inline_obstacks.
12328 (print_inline_obstack_statistics): Delete function.
12329 (dump_tree_statistics): Don't call it.
12330 * varasm.c (struct varasm_status): New.
12331 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
12332 last_pool, pool_offset, const_double_chain): Delete global
12333 variables, replace with accessor macros.
12334 (immed_double_const): Don't walk const_double_chain outside a
12335 function, but don't treat nested functions specially anymore.
12336 (immed_real_const_1): Likewise.
12337 (clear_const_double_mem): Don't treat nested functions specially.
12338 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
12339 (save_varasm_status, restore_varasm_status): Delete functions.
12340 (init_varasm_status): New function.
12341 (force_const_mem): Don't treat nested functions specially.
12342 (find_pool_constant): Accept new arg F, search for constants in
12343 that function's pool rather than the current one. All callers
12345 (get_pool_constant_for_function, get_pool_mode_for_function): New
12348 * i386.c (init_386_machine_status): New function, mostly from
12349 clear_386_stack_locals.
12350 (struct machine_functions): Rename element names to avoid name
12352 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
12353 macros, replacing global variables.
12354 (clear_386_stack_locals, save_386_machine_status,
12355 restore_386_machine_status): Delete functions.
12356 (override_options): Initialize init_machine_status.
12357 * i386.h (INIT_EXPANDERS): Delete macro.
12358 (save_386_machine_status, restore_386_machine_status,
12359 clear_386_stack_locals): Delete declarations.
12361 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12363 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
12364 (doloop_begin): Simplify pattern and use emit_jump_insn.
12365 (doloop_end): Simplify pattern, switch operand order,
12366 and use emit_jump_insn.
12368 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
12370 * function.h (struct function): Add new element LANGUAGE.
12371 (save_lang_status): Declare new variable.
12372 (restore_lang_status): Likewise.
12373 * function.c (save_lang_status): Define.
12374 (restore_lang_status): Likewise.
12375 (push_function_context_to): Call language-specific save function.
12376 (pop_function_context_from): Call language-specific restore function.
12378 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
12380 * i386.md (movsf_1): Check REG_P before use of REGNO.
12381 (movdf_1): Likewise.
12382 (movxf_1): Likewise.
12383 (extendsfdf2): Likewise.
12384 (extendsfxf2): Likewise.
12385 (extenddfxf2): Likewise.
12387 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12389 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
12390 constants into memory.
12391 (c4x_shiftable_constant): New function.
12392 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
12393 (c4x_shiftable_constant): Declare.
12394 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
12395 ashlqi3_noclobber): Add new patterns and associated splitters.
12397 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
12399 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
12400 * dwarf2out.c (dwarf2out_frame_init): Likewise.
12401 * final.c (shorten_branches): Likewise.
12402 * global.c (global_alloc): Likewise.
12403 * haifa-sched.c (build_control_flow): Likewise.
12404 * stmt.c (check_for_full_enumeration_handling): Likewise.
12405 (estimate_case_costs): Likewise.
12407 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
12409 * rtl.h (RTL_CHECKC2): Fix typo in last change.
12411 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
12413 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
12414 (recompute_reg_usage): Likewise.
12415 * rtlanal.c (find_regno_fusage): Likewise.
12417 * rtl.c (rtl_check_failed_code1): New function.
12418 (rtl_check_failed_code2): New.
12419 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
12420 (RTL_CHECKC1, RTL_CHECKC2): New.
12421 (XC*): New accessor macros.
12422 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
12423 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
12424 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
12425 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
12426 (TRAP_*, RANGE_INFO_*): Likewise.
12428 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12430 * Makefile.in (tlink.o): Don't depend on toplev.h.
12432 * collect2.c (c_file, o_file, export_file, import_file, ldout,
12433 output_file, nm_file_name, ldd_file_name, strip_file_name,
12434 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
12435 add_prefix, prefix_from_env, prefix_from_string, do_wait,
12436 fork_execute, maybe_unlink, add_to_list,
12437 extract_init_priority, write_list, dump_list,
12438 dump_prefix_list, write_list_with_asm, write_c_file,
12439 write_c_file_stat, write_c_file_glob, scan_prog_file,
12440 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
12441 ignore_library, extract_string, notice, dump_file, target_machine,
12442 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
12443 read_file, print_load_command): Constify a char*.
12444 (fdopen, error, fatal, fatal_perror): Don't prototype.
12445 (my_strerror): Remove. All callers use xstrerror instead.
12446 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
12447 (main): Add prototype. Constify lots of char* ptrs. Change calls
12448 to xcalloc/strcpy/strcat/... to one call to concat.
12449 (main, scan_prog_file, scan_libraries): Use an intermediate
12450 `const char **' to build an argv array.
12451 (mapfile, libselect, libcompare, locatelib): Add prototypes.
12453 * collect2.h (collect_execute, collect_wait, dump_file,
12454 file_exists): Constify a char*.
12455 (ldout, c_file_name, temporary_obstack, permanent_obstack,
12456 temporary_firstobj, vflag, debug): Add extern declarations.
12457 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
12459 * tlink.c: Don't include toplev.h.
12460 (vflag, debug, ldout, c_file_name, temporary_obstack,
12461 permanent_obstack, temporary_firstobj): Don't declare.
12462 (tlink_execute, frob_extension, symbol_hash_lookup,
12463 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
12464 recompile_files, read_repo_files, demangle_new_symbols,
12465 scan_linker_output): Constify a char*.
12466 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
12467 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
12469 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
12471 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
12472 (relative) rather than jsr (absolute) subroutine call insns.
12473 * config/m68k/m68k-coff.h: Ditto.
12475 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
12477 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
12478 now rework these too.
12479 (arm_reorg): If an insn can't reach the end of the current pool,
12480 ensure that we emit that pool before the insn.
12482 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
12484 * tlink.c (scan_linker_output): Skip the initial underscore in
12485 a mangled name if appropriate.
12487 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12489 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
12490 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
12491 error_with_ivar, gen_declarator, create_builtin_decl,
12492 my_build_string, generate_descriptor_table, generate_ivars_list,
12493 generate_dispatch_table, check_protocols, TAG_GETCLASS,
12494 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
12495 dump_base_name, lang_decode_option, build_encode_expr,
12496 start_class, finish_class, encode_pointer, really_start_method,
12497 gen_declaration, dump_interface, handle_class_ref, handle_impent):
12499 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
12500 Add static prototypes.
12501 (build_objc_string_decl, build_selector_reference_decl,
12502 encode_bitfield, build_class_reference_decl): Remove unused
12503 parameter, all callers changed.
12504 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
12505 (objc_printable_name): Likewise. Change second parameter to type int.
12506 (init_objc): Use memcpy, not bcopy, to avoid casts.
12508 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
12510 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
12511 reg notes on a deleted insn.
12512 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
12514 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
12516 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
12518 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12520 * stmt.c (expand_asm_operands): Fix index into inout_mode when
12523 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
12525 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
12526 * tm.texi (MD_ASM_CLOBBERS): Document it.
12528 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
12530 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
12531 * except.c (expand_rethrow): Remove unused variable.
12532 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
12533 * flow.c (replace_insns): Likewise.
12534 (create_edge_list, verify_edge_list): Likewise.
12535 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
12537 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
12538 is special code to run.
12539 (main): Don't define operands to emit_operand.
12540 * genrecog.c (main): Don't emit an empty peephole2_insn function.
12542 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
12544 * alpha/alpha.h (normal_memory_operand): Declare.
12545 (reg_no_subreg_operand): Declare.
12546 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
12548 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
12550 * c-parse.in (compstmt_primary_start): New, broken out of first
12551 part of compstmt handling in primary.
12552 (primary): Use it. Add an error clause.
12553 (compstmt_nostart): Renamed from compstmt; remove all
12554 initial invocations of compstmt_start.
12557 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
12559 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
12562 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
12564 * combine.c (simplify_shift_const): Remove extra semicolon.
12565 * dwarf2out.c (remove_AT): Likewise.
12566 * expmed.c (expand_mult): Likewise.
12567 * gcov.c (create_program_flow_graph): Likewise.
12568 * reorg.c (mostly_true_jump): Likewise.
12570 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
12572 * fold-const.c (fold_range_test): Do not try to fold the range
12573 test if the rhs or lhs has side effects.
12575 * combine.c (simplify_rtx): Recognize another case of a synthesized
12578 * varasm.c (mark_constant_pool): When marking indirect references,
12579 only look at SYMBOL_REFs.
12581 * except.c (expand_fixup_region_end): Do not peek at
12582 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
12584 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
12586 * flags.h: New variables align_loops, align_loops_log,
12587 align_jumps, align_jumps_log, align_labels, align_labels_log,
12588 align_functions, align_functions_log.
12589 * toplev.c: Define them.
12590 (f_options): Handle -falign-* when they have no argument.
12591 (main): Add logic to set variables for -falign-functions,
12592 -falign-jumps, -falign-labels, -falign-loops.
12593 Make it -fsched-verbose=<n> and -finline-limit=<n>.
12594 (display_help): Change help to match options.
12595 * final.c (LABEL_ALIGN): Default to align_labels_log.
12596 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
12597 (LOOP_ALIGN): Default to align_loops_log.
12598 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
12599 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
12600 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
12601 * varasm.c (assemble_start_function): Handle align_functions.
12603 * config/sparc/sparc.h: Don't declare sparc_align_*.
12604 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
12605 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
12607 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
12609 * config/sparc/sparc.c: Delete sparc_align_loops,
12610 sparc_align_jumps, sparc_align_funcs and the corresponding string
12612 (sparc_override_options): Default align_functions on ultrasparc.
12613 Delete -malign-* handling.
12615 * config/mips/mips.c (override_options): On 64-bit targets,
12616 try to align code to 64-bit boundaries.
12617 (print_operand): New substitution, %~,
12618 which aligns labels to align_labels_log.
12619 * config/mips/mips.md (div_trap_normal): Use %~.
12620 (div_trap_mips16): Likewise.
12622 (absdi2): Likewise.
12623 (ffssi2): Likewise.
12624 (ffsdi2): Likewise.
12625 (ashldi3_internal): Likewise.
12626 (ashrdi3_internal): Likewise.
12627 (lshrdi3_internal): Likewise.
12628 (casesi_internal): Likewise.
12630 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
12632 Merge new ia32 backend from the branch!
12634 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
12635 See ChangeLog.P2 on new_ia32_branch for details.
12637 * rtl.h (stack_regs_mentioned_p): Delete prototype.
12638 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
12639 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12640 * i386/gas.h (ASM_FILE_START): Define.
12641 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
12642 for name change of ix86_valid_decl_attribute_p.
12643 (i386_pe_valid_type_attribute_p): Similarly.
12645 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
12647 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
12648 to step through CC modes.
12650 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12652 * regmove.c (fixup_match_1): Don't move INSN in front of P if
12653 it would end up in the shadow of a live flags regsiter.
12655 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12657 * reload1.c: Fix many indentation problems.
12658 * reload.c: Likewise.
12660 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
12662 * alias.c (non_local_reference_p): Constify fmt.
12664 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
12666 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
12668 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
12670 * cse.c (delete_trivially_dead_insns): Do not delete stores to
12671 the internal_arg_pointer.
12673 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
12675 Merge peephole2 from new_ia32_branch:
12676 * Makefile.in (STAGESTUFF): Add *.peephole2.
12677 (mostlyclean): Likewise.
12678 (recog.o): Depend on resource.h.
12680 * final.c (peephole): Conditionalize decl on HAVE_peephole.
12681 (final_scan_insn): Likewise for the invocation of peephole.
12682 * genconfig.c (main): Look for peephole and peephole2 patterns.
12683 Emit HAVE_peephole* accordingly.
12684 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
12685 * flags.h (flag_peephole2): Declare.
12686 * toplev.c: New pass peephole2. New flag -fpeephole2.
12688 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
12689 * gencodes.c (main): Likewise.
12690 * genextract.c (main): Likewise.
12691 * genoutput.c (main): Likewise.
12692 * genemit.c (max_operand_1): Look for the max scratch operand.
12693 (gen_rtx_scratch): New.
12694 (gen_exp): Use it, and pass on new arg subroutine_type.
12695 (gen_expand): Take max scratch into account.
12696 (gen_split): Emit peephole2 functions.
12697 (output_peephole2_scratch): New.
12698 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
12699 * genrecog.c (routine_type): Add PEEPHOLE2.
12701 (make_insn_sequence): Match outer parallel for peep2. Discard
12702 top level scratches and dups.
12703 (add_to_sequence): New args insn_type and top. Update all callers.
12704 Handle toplevel peep2 matching insns.
12705 (write_subroutine): Handle peep2.
12706 (write_tree_1): Likewise.
12707 (write_tree): Likewise.
12709 (change_state): New arg afterward. Update all callers.
12710 Handle matching separate insns.
12711 * recog.c (recog_next_insn): New.
12712 (peephole2_optimize): New.
12713 * rtl.def (DEFINE_PEEPHOLE2): New.
12714 * resource.c (find_free_register): New argument last_insn. Use it
12715 to find a register available through the entire span.
12716 * resource.h (find_free_register): Update prototype.
12718 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
12720 * i386.c (output_strlen_unroll): Don't write xops[7]
12721 label if it wasn't set.
12723 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
12725 * cpplib.c (struct directive): Const-ify name pointer and
12726 function pointer prototype.
12727 (validate_else, do_define, do_line, do_include, do_undef,
12728 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
12729 do_elif, do_endif, do_sccs, do_assert, do_unassert,
12730 do_warning): Const-ify second arg.
12731 (directive_table): Mark const. Reorder entries by frequency
12732 of usage, record statistics.
12734 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
12736 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
12737 bounds- check RTL accesses if --enable-checking.
12738 (RTVEC_ELT): Bounds check if --enable-checking.
12739 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
12740 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
12741 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
12743 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
12744 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
12746 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
12747 (NOTE_SOURCE_FILE): Use X0STR.
12748 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
12749 MEM_ALIAS_SET): Use X0INT.
12750 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
12751 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
12753 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
12754 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
12755 (rtl_check_failed_bounds, rtl_check_failed_type1,
12756 rtl_check_failed_type2, rtvec_check_failed_bounds): New
12758 (fancy_abort): Fix comment.
12760 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
12761 (cse_insn): Decrement LABEL_NUSES for jump target before
12762 deleting jump insn.
12763 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
12764 * final.c (alter_subreg): Compute regno before changing x to
12765 REG; set REGNO(x) after changing it.
12766 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
12767 notes containing CONST_INTs.
12768 (delete_eh_regions): Use NOTE_EH_HANDLER.
12769 * function.c (put_reg_into_stack): Make reg a MEM before
12771 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
12773 (gen_mem_addressof): Make reg a MEM before initializing it.
12774 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
12776 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
12777 deleting an insn, not after.
12778 (block_alloc): Only look at PATTERN(insn) if we have to, and
12779 only if it's format class 'i'.
12780 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
12781 CONST_INT before using its INTVAL.
12782 * print-rtl.c (print_rtx): Use X0STR.
12783 * regmove.c (fixup_match_1): Don't look at PATTERN of
12784 non-class-'i' insn chain elements.
12785 * reload.c (loc_mentioned_in_p): Take address of
12786 in->fld[1].rtx directly.
12787 * reload1.c (reload): Change reg to a MEM before initializing
12789 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
12791 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
12793 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
12795 * config/mips/mips.c (machine_dependent_reorg): Force a
12796 barrier to output the local constant pool if a barrier hasn't
12797 been found at a natural point in the instruction stream.
12799 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12801 * c-parse.in (language_string): Constify.
12803 * dwarf2out.c (language_string): Remove declaration.
12805 * dwarfout.c (language_string): Likewise.
12807 * toplev.c (language_string, init_parse, finish_parse): Likewise.
12809 * tree.h (language_string, init_parse, finish_parse): Declare.
12811 * i386/sun386.h (language_string): Remove declaration.
12813 * mips.h (language_string): Likewise.
12815 * nextstep.h (language_string): Likewise.
12817 * nextstep21.h (language_string): Likewise.
12819 * rs6000.c (language_string): Likewise.
12821 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12823 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
12824 (getpwd.o): Remove target.
12826 * getpwd.c: Delete file. Its in libiberty now.
12828 * dbxout.c (getpwd): Don't prototype.
12829 * dwarf2out.c (getpwd): Likewise
12830 * dwarfout.c (getpwd): Likewise
12831 * final.c (getpwd): Likewise.
12832 * protoize.c (getpwd): Likewise.
12834 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12836 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
12838 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
12840 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
12841 mark_set_resources.
12843 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
12845 * fixinc/Makefile.in (subdir): New.
12846 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
12849 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
12851 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
12852 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
12855 * invoke.texi: Fix typo.
12857 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
12858 changed. Handle autoincrement addressing modes.
12860 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
12861 just like we would the virtual incoming args register when
12864 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
12866 * rs6000.h (ASM_FILE_START): Specify complete filename, including
12867 path, in .file directive.
12869 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
12871 * gcc.texi (External Bugs): Remove obsolete note about Perl on
12874 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
12876 * stdbool.h: Make the typedef name _Bool, with bool a #defined
12879 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12881 * tree.c (tree_code_name): Constify a char*.
12883 * tree.h (tree_code_name, decl_printable_name): Likewise.
12885 * function.h (struct function): Likewise.
12887 * toplev.c (decl_name, decl_printable_name): Likewise.
12889 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
12891 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
12892 (init_objc): Remove function pointer cast.
12894 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
12896 * pa.md (interspace_jump): New pattern.
12897 (builtin_longjmp): New expander.
12899 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
12901 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
12902 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
12903 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
12905 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
12907 * jump.c (delete_prior_computation): Also check calls
12908 to constant functions. Don't bother checking for a
12909 REG_UNUSED note before adding it.
12910 (delete_computation): Handle multi-word hard registers
12911 when synthesizing missing REG_DEAD notes for a register
12912 which is both set and used by an insn.
12914 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12916 * loop.c (this_loop_info): New variable.
12917 (loop_has_call, loop_has_volatile, loop_has_tablejump,
12918 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
12920 (prescan_loop, strength_reduce): New argument loop_info. All callers
12922 (scan_loop): New variable loop_info, initialise to address of
12924 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
12925 Delete variable loop_has_multiple_exit targets and replace with
12926 field in this_loop_info.
12927 (find_and_verify_loops): Rename this_loop to this_loop_num.
12928 (strength_reduce): Delete loop_iteration_info. Replace variable
12929 loop_info with function argument of same name.
12930 (insert_bct): Rework test for loop being completely unrolled.
12932 * loop.h (struct loop_info): New fields num, loops_enclosed,
12933 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
12934 has_indirect_jump, and cont. Redefine use of unroll_number.
12935 (loop_unroll_number): Delete.
12937 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
12938 field of loop_info.
12939 (loop_iterations): Delete variable vtop and instead use
12940 loop_info->vtop computed in prescan_loop.
12942 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
12944 * fix-header.c (main): Do not pass a null pointer to strcmp.
12946 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
12948 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
12950 * configure: Rebuilt.
12952 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
12954 * jump.c (jump_optimize_1): Do not delete assignments to
12955 internal_arg_pointer.
12956 * cse.c (delete_trivially_dead_insns): Always consider a set of
12957 the internal_arg_pointer live.
12959 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
12961 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
12962 (update_life_info) [REG_WAS_0]: Search the original insns rather
12963 than the new insns for the note. Fix typos finding note_dest.
12964 If no dest found, discard the note rather than abort.
12965 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
12966 (replace_insns): Remove the old insn list after update_life_info
12969 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
12971 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
12972 sched_analyze_insn.
12973 (sched_analyze_1): Let add_dependence care for not adding dups.
12974 (sched_analyze_2): Likewise.
12975 (add_branch_dependences): Likewise.
12977 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
12979 * i386/winnt.c (export_list): New type.
12980 (exports_head): Rename to
12981 (export_head): this.
12982 (i386_pe_record_exported_symbol): Add is_data flag.
12983 (i386_pe_asm_file_end): Emit directive for exported variables.
12984 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
12986 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
12987 (ASM_DECLARE_OBJECT_NAME): Likewise.
12988 (ASM_DECLARE_FUNCTION_NAME): Likewise.
12989 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12991 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
12993 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
12995 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
12998 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
13000 * config/openbsd.h: Define SET_ASM_OP.
13001 * tm.texi: cross-reference SET_ASM_OP in the index.
13003 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
13005 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
13006 for a CONST_DOUBLE, at compile time. Initialize rtx_length
13007 and class_narrowest_mode at compile time. Kill init_rtl.
13008 Mark rtx_length, mode_class, mode_size, mode_unit_size,
13009 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
13010 rtx_format as const. Kill all references to EXTRA_CC_MODES or
13012 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
13014 * rtl.h: Declare rtx_length and rtx_format as const.
13015 * machmode.def: Define CC(). Use CC() to define CCmode. If
13016 EXTRA_CC_MODES is defined, expand it here.
13017 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
13018 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
13019 const. Kill all references to EXTRA_CC_MODES.
13021 * toplev.c: Don't prototype or call init_rtl.
13022 * optabs.c: Don't call init_mov_optab.
13023 * genemit.c: Don't generate init_mov_optab. Don't call
13025 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
13027 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
13028 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
13029 genrecog.c: Don't call init_rtl.
13031 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
13032 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
13033 definition of EXTRA_CC_MODES.
13035 * md.texi: Kill ref to EXTRA_CC_NAMES.
13036 * tm.texi: Document new way to define EXTRA_CC_MODES.
13038 * genrecog.c: Do not look up the name of a define_split.
13039 (Unrelated bugfix.)
13041 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
13043 * config/v850/v850.md: Fix typo introduced by previous delta.
13045 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13047 * gcc.c (fatal): Make definition static to match prototype.
13049 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13051 * combine.c (get_last_value): Don't look for earlier sets if the last
13052 known set is somewhere in between the insns being combined.
13054 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
13056 * configure.in: Don't use shell ! to negate exit codes
13057 * configure: Regenerate
13059 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
13061 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
13062 the fact that ALIGN is measured in bits, not bytes.
13064 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
13066 * errors.c: New file; defines functions error, warning, and
13067 fatal, variables have_error and progname.
13068 * errors.h: New file; prototypes and decls for stuff in errors.c.
13070 * Makefile: Add rules to build errors.o and
13071 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
13072 genopinit, genrecog, genextract, genpeep, genattr, and
13073 genoutput with errors.o. Add errors.h to deps of genconfig.o,
13074 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
13075 genpeep.o, genattr.o, and genoutput.o.
13077 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
13078 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
13079 define or prototype fatal. Set progname at beginning of main.
13080 * genoutput.c: Likewise, and don't define or prototype error
13083 * c-typeck.c (c_expand_start_case): Return immediately if exp
13085 * fold-const.c (operand_equal_p): Return immediately if arg1
13086 or arg0 are ERROR_MARKs.
13087 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
13088 fields of type ERROR_MARK when calculating if the record can
13091 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
13092 with much help from Jeffrey A Law and Richard Henderson
13094 * i386.md: In the 6 insns which call output_fix_trunc,
13095 earlyclobber operands[0].
13097 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
13099 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
13100 creating new registers.
13102 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
13104 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
13105 i386_reg_alloc_order, i386_regparm_string,
13106 i386_align_loops_string, i386_align_jumps_string,
13107 i386_align_funcs_string, i386_preferred_stack_boundary_string,
13108 and i386_branch_cost_string as type "const char *".
13109 * i386.c: Define all above strings as type "const char *".
13111 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
13113 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
13114 when emitting alignment padding. Emit padding byte of 0 instead of 4.
13116 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
13118 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
13119 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
13121 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
13123 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
13124 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
13125 (dwarf2out_line, dwarf2out_finish): Likewise.
13126 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
13128 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
13130 * tree.c (lang_unsave_expr_now) : Correct return type.
13131 * tree.h (lang_unsave_expr_now) : Same.
13133 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
13135 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
13136 instead of duplicating code.
13138 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13140 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
13142 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
13144 * tree.h: fancy_abort always takes three args.
13145 * resource.c: Move include of system.h before toplev.h.
13147 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
13149 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
13152 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
13154 * system.h: Don't redefine abort or trim_filename.
13155 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
13156 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
13157 whether or not __FUNCTION__ is available.
13158 * tree.h: Duplicate rtl.h's definition of abort, for files
13159 that don't include rtl.h. Delete all code to perform type
13160 checking with a compiler other than GCC.
13161 * varray.h: Delete all code to perform type checking with a
13162 compiler other than GCC. Make VARRAY_CHECK() always evaluate
13163 its arguments exactly once, using a statement expression.
13164 Adjust the VARRAY_<type> accessor macros to match.
13165 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
13166 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
13167 caller's location. Define fatal_insn and fatal_insn_not_found
13168 as macros that use _fatal_insn and _fatal_insn_not_found.
13169 (fancy_abort, trim_filename): Kill prototypes.
13171 * rtl.c (trim_filename): Move here from toplev.c.
13172 (fancy_abort): New function.
13173 (DIR_SEPARATOR): Provide default definition.
13174 * tree.c (tree_check_failed, tree_class_check_failed): Go
13175 through fancy_abort.
13176 (tree_check, tree_class_check, cst_or_constructor_check,
13177 expr_check): Delete.
13178 * varray.c (varray_check_failed): New function.
13179 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
13180 _fatal_insn and _fatal_insn_not_found. Go through
13182 (trim_filename, fancy_abort): Delete.
13184 * builtins.c (expand_builtin_args_info): Report ICE with abort.
13185 * except.c (start_catch_handler): Report ICE with error/abort
13187 * final.c (output_operand_lossage): Likewise.
13188 * flow.c (verify_flow_info): Likewise.
13190 * gcc.c: Prototype fatal.
13191 * gengenrtl.c: Undef abort after including rtl.h not system.h.
13192 * genattr.c, genattrtab.c, genemit.c, genextract.c,
13193 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
13194 Don't define fancy_abort.
13196 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
13198 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
13201 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
13203 * m88k.h (VERSION_INFO2): Kill.
13204 (VERSION_STRING): Kill.
13206 (VERSION_INFO1): Tidy.
13207 (TARGET_VERSION): Update.
13208 * m88k/dgux.h (VERSION_INFO2): Kill.
13209 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
13210 * m88k/luna.h (VERSION_INFO1): Tidy.
13211 * m88k/sysv4.h (VERSION_INFO1): Likewise.
13212 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
13213 (output_file_start): Adjust for death of VERSION_STRING.
13215 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
13217 * cpplib.c (detect_if_not_defined): New function.
13218 (do_if): Use it to detect potential once-only headers.
13220 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
13222 * c-common.c (combine_strings): Always set TREE_CONSTANT.
13224 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
13226 * combine.c (nonzero_bits) : Allow single-ly set registers to be
13227 anywere in the function only if they are pseudos and set before
13228 being used (not live at the start of the function).
13229 (num_sign_bit_copies) : Same.
13230 (get_last_value_validate) : Same.
13231 (get_last_value) : Same.
13233 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
13235 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
13236 where N and M are constant and N is an integer multiple of M.
13238 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13240 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
13241 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
13242 sbitmap_union_of_preds): Add prototypes.
13243 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
13244 the intersection of successors with the new flow graph structures.
13245 (sbitmap_intersection_of_preds): New function to compute the
13246 intersection of predecessors with the new flow graph structures.
13247 (sbitmap_union_of_succs): New function to compute the union of
13248 successors with the new flow graph structures.
13249 (sbitmap_union_of_preds): New function to compute the union of
13250 predecessors with the new flow graph structures.
13251 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
13252 (expr_reaches_here_p): Use edge and basic_block structures instead
13253 of s_preds and s_succs.
13254 (compute_cprop_avinout): Use new sbitmap routines.
13255 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
13256 of s_preds and s_succs.
13257 * flow.c (compute_flow_dominators): Compute dominators using
13258 edges and basic blocks instead of s_preds and s_succs.
13260 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13262 * lists.c (unused_insn_list, unused_expr_list): New file for
13263 maintaining various types of lists. New statics for maintaining a
13264 cache of available INSN_LIST and EXPR_LIST nodes.
13265 (free_list): Static function for freeing a list of INSN/EXPR nodes.
13266 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
13267 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
13268 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
13269 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
13270 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
13271 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
13272 (free_INSN_LIST_node): Free an individual INSN_LIST node.
13273 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
13274 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
13275 (remove_dependence, free_pending_lists): Use new global routines.
13276 (flush_pending_lists, sched_analyze_insn): Use new global routines.
13277 (sched_analyze, compute_block_backward_dependences): Use new routines.
13278 (sched_analyze_1, sched_analyze_2): Use new routines.
13279 (schedule_insns): Use new global routines.
13280 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
13282 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
13283 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
13285 * toplev.c (rest_of_compilation): Initialize node cache.
13286 * Makefile.in (OBJS): Add lists.o to list of object files.
13287 (lists.o): Add dependancies.
13289 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
13291 * config/v850/v850.md: Fix compile time warning messages.
13292 * config/v850/v850.c: Fix compile time warning messages.
13293 * config/v850/v850.h: Fix compile time warning messages.
13295 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13297 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
13298 Remove unused prototype for `init_lengths'.
13300 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13302 * calls.c (emit_call_1): Mark parameter `stack_size' with
13304 (expand_call): Initialize variable `insn'.
13305 (emit_library_call): Likewise for variable `high_to_save'.
13306 (emit_library_call_value): Likewise.
13307 (store_one_arg): Likewise for variables `lower_bound' and
13310 * combine.c (try_combine): Likewise for variables `i2_code_number'
13311 and `other_code_number'.
13312 (find_split_point): Likewise for variables `pos', `unsignedp' and
13314 (simplify_if_then_else): Likewise for variables `op' and `c1'.
13315 (simplify_and_const_int): Remove unused variable `width'.
13316 (merge_outer_ops): Likewise.
13318 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
13319 HOST_WIDE_INT' when comparing against one.
13320 (simplify_relational_operation): Likewise.
13321 (cse_insn): Initialize variables `src_eqv_volatile',
13322 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
13324 * final.c (init_final): Constify parameter `filename'.
13325 (final_start_function): Mark parameter `optimize' with
13327 (profile_function): Likewise for parameters `first' and `optimize'.
13328 (output_source_line): Likewise for parameter `file'.
13330 * integrate.c (subst_constants): Cast a value to `size_t' when
13331 comparing against one.
13332 (mark_stores): Initialize variable `mode'. Cast a value to
13333 `size_t' when comparing against one.
13335 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
13337 * loop.c (move_movables): Initialize variable `first'.
13338 (strength_reduce): Likewise for variable `increment'.
13339 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
13340 value to `size_t' when comparing against one.
13341 (load_mems): Initialize variable `end_label'.
13343 * output.h (init_final): Constify parameter.
13345 * reload.c (decompose): Initialize variable `base'.
13347 * reload1.c (reload): Likewise for variable `is_scalar'.
13348 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
13349 (choose_reload_regs): Initialize variable `mode'.
13350 (emit_reload_insns): Likewise for variable `store_insn'.
13351 (reload_cse_noop_set_p): Mark parameter `insn' with
13353 (reload_combine): Initialize variable `set'.
13355 * unroll.c (unroll_loop): Likewise for variable `local_label'.
13356 (copy_loop_body): Cast a value to `size_t' when comparing against
13359 * varasm.c (assemble_variable): Initialize variable `size_tree'.
13360 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
13361 (remove_from_pending_weak_list): Mark parameter `name' with
13364 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13366 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
13369 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
13371 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
13372 (ASM_DECLARE_FUNCTION_NAME): Define.
13373 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
13374 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
13375 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
13376 not already defined.
13378 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
13380 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
13381 of n_popped when call/call_value are not defined.
13383 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
13385 * tm.texi: GNU CC -> GCC conversion.
13386 (CC1_SPEC): Indicate it is used for all language front ends.
13388 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
13390 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
13391 NOTE_INSN_EH_REGION_END correctly.
13393 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
13394 Jeff Law <law@cygnus.com>
13396 * loop.c (strength_reduce): Automatically unroll loops if the
13397 unrolled loop size is smaller than the rolled loop size.
13399 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
13400 and delete comment that code should be rewritten.
13402 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
13404 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
13407 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
13409 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
13411 * fixinc/mkfixinc.sh: Don't fix uwin headers.
13412 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
13413 (LINK_SPEC): Add -u _main when building executables.
13414 (ASM_DECLARE_FUNCTION): Update from Cygwin.
13415 (ASM_FILE_END): Use the default for ix86-pe.
13416 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
13418 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
13420 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
13421 and ASM_CLOSE_PAREN are empty strings.
13423 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
13424 Geoffrey Keating <geoffk@cygnus.com>
13426 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
13427 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
13428 (unprotoize.o): Ditto.
13429 (test-protoize-simple): Don't define STD_PROTO_DIR.
13430 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
13431 changes to make 'test-protoize-simple' pass.
13432 (STD_PROTO_DIR): Remove define.
13433 (STANDARD_EXEC_PREFIX): Supply default define.
13434 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
13435 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
13436 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
13437 (GET_ENV_PATH_LIST): New macro.
13438 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
13439 (do_processing): Initialize default_syscalls_dir using new
13440 macros. Use it to initialize syscalls_absolute_filename.
13442 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
13444 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
13445 B into a register before emit_conditional_move.
13447 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
13449 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
13450 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
13451 multiplicand out of (+ (* a b) (* c d)).
13453 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
13454 Richard Henderson <rth@cygnus.com>
13456 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
13457 (new_insn_dead_notes): Likewise.
13458 (update_n_sets): Likewise.
13459 (update_flow_info): Move to flow.c, renamed to update_life_info;
13460 extend to handle multiple source insns.
13461 * flow.c: Include resource.h
13462 (unlink_insn_chain): New.
13463 (split_hard_reg_notes): New.
13464 (maybe_add_dead_note): New.
13465 (maybe_add_dead_note_use): New.
13466 (find_insn_with_note): New.
13467 (new_insn_dead_notes): New.
13468 (update_n_sets): New.
13469 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
13470 (maybe_remove_dead_notes): New.
13471 (update_life_info): New.
13472 (prepend_reg_notes): New.
13473 (replace_insns): New.
13474 * output.h (update_life_info): Declare.
13475 * recog.c (split_block_insns): Use update_life_info.
13476 * resource.c (find_free_register): Use reg_alloc_order, don't use
13477 fixed regs, make sure the mode is supported, don't use new regs.
13479 * rtl.h (replace_insns): Declare.
13481 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
13483 * expr.c (expand_expr): Cope with COND_EXPRs with one
13484 non-returning branch.
13486 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
13488 * expr.c (store_expr): Always pass down the target, even when not
13491 1999-08-24 Nick Clifton <nickc@cygnus.com>
13493 * configure.in: Define target_cpu_default for v850 targets.
13494 * configure: Regenerate
13496 * config/v850/v850.h (TARGET_CPU_generic): Define.
13497 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
13498 addresses are 4 byte aligned.
13500 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
13503 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13505 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
13506 (main): Add prototypes.
13508 * genattrtab.c (substitute_address, write_const_num_delay_slots,
13509 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
13510 (write_attr_get): Emit prototypes along with function definition.
13511 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
13512 (write_complex_function): Emit static prototype along with
13513 function definition.
13515 * genemit.c (gen_split): Emit prototypes along with function
13518 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
13519 Likewise for predicates and `insn_operand_predicate'.
13520 (process_template): Emit static prototype along with function
13523 * genrecog.c (make_insn_sequence): Constify a char*. Add
13524 prototypes for get_split_*().
13525 (write_subroutine): Emit prototypes along with function
13528 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13530 * gcse.c (find_avail_set): Follow chains of register-register copies.
13531 Use oprs_not_set_p to guarantee that the returned value can be
13533 (cprop_insn): Don't verify the return value of find_avail_set with
13536 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
13537 (cprop_cc0_jump): New function.
13538 (cprop_insn): Break out new function cprop_jump and use it.
13539 Also use cprop_cc0_jump for machines with CC0.
13540 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
13542 * tree.h (current_function_calls_setjmp,
13543 current_function_calls_longjmp): Delete declarations.
13544 * dsp16xx.c: Include "function.h".
13545 * elxsi.c: Likewise.
13546 * gmicro.c: Likewise.
13547 * h8300.c: Likewise.
13548 * i370.c: Likewise.
13549 * m32r.c: Likewise.
13550 * mn10200.c: Likewise.
13551 * mn10300.c: Likewise.
13552 * ns32k.c: Likewise.
13553 * spur.c: Likewise.
13554 * v850.c: Likewise.
13556 * rtl.h (rtx_equal_function_value_matters): Declare.
13557 * toplev.c (rtx_equal_function_value_matters): Don't declare.
13559 * function.c: Likewise.
13560 * emit-rtl.c: Likewise.
13562 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
13564 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
13567 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13569 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
13572 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
13574 * cpp.texi: Add a node documenting macro varargs (copied
13577 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
13579 * cppspec.c: Put a null pointer at the end of the new argv.
13581 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
13583 * configure.in: Remove code to select/de-select the haifa
13584 scheduler. Every scheduled port gets haifa now.
13585 * configure: Rebuilt.
13586 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
13588 * Makefile.in: Corresponding changes.
13590 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13592 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
13593 All callers changed.
13594 (prepare_float_lib_cmp): Likewise.
13595 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
13596 * expr.h (emit_float_lib_cmp): Delete declaration.
13597 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
13598 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
13599 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
13601 (cmptf): Now conditional on TARGET_HARD_QUAD.
13603 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
13605 * resource.c (mark_target_live_regs): Use
13606 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
13608 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13610 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
13612 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
13614 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
13616 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13618 * rtl.h (rtx_format): Constify a char*.
13620 * rtl.c (rtx_format): Likewise.
13621 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
13622 (init_rtl): Use accessor macro, not `rtx_format'.
13624 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
13627 * caller-save.c (mark_referenced_regs): Likewise.
13629 * combine.c (subst, make_compound_operation, known_cond,
13630 gen_rtx_combine, update_table_tick, get_last_value_validate,
13631 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
13633 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
13634 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
13635 count_reg_usage): Likewise.
13637 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
13640 * final.c (leaf_renumber_regs_insn): Likewise.
13642 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
13643 dump_edge_info, count_reg_references): Likewise.
13645 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
13646 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
13649 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
13650 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
13651 add_label_notes): Likewise.
13653 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
13654 clear_struct_flag, count_sub_rtxs, count_alternatives,
13655 compares_alternatives_p, contained_in_p, walk_attr_value,
13656 write_expr_attr_cache): Likewise.
13658 * genconfig.c (walk_insn_part): Likewise.
13660 * genemit.c (max_operand_1, gen_exp): Likewise.
13662 * genextract.c (walk_rtx): Likewise.
13664 * genflags.c (num_operands): Likewise.
13666 * genoutput.c (scan_operands): Likewise.
13668 * genpeep.c (match_rtx): Likewise.
13670 * genrecog.c (add_to_sequence): Likewise.
13672 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
13675 * integrate.c (save_constants, copy_for_inline,
13676 copy_rtx_and_substitute, subst_constants, restore_constants):
13679 * jump.c (mark_jump_label, invert_exp, redirect_exp,
13680 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
13682 * local-alloc.c (contains_replace_regs, memref_referenced_p):
13685 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
13686 add_label_notes, replace_call_address, count_nonfixed_reads,
13687 invariant_p, find_single_use_in_loop, find_mem_givs,
13688 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
13691 * print-rtl.c (reg_names, print_rtx): Likewise.
13693 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
13695 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
13696 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
13697 print_blocks): Likewise.
13699 * regclass.c (fix_register, record_address_regs,
13700 reg_scan_mark_refs): Likewise.
13702 * regmove.c (stable_but_for_p): Likewise.
13704 * reload.c (loc_mentioned_in_p, operands_match_p,
13705 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
13706 copy_replacements, refers_to_regno_for_reload_p,
13707 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
13708 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
13711 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
13712 delete_address_reloads_1, count_occurrences,
13713 reload_cse_mem_conflict_p, reload_combine_note_use,
13714 add_auto_inc_notes): Likewise.
13716 * resource.c (mark_referenced_resources, mark_set_resources):
13719 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
13720 reg_mentioned_p, regs_set_between_p, modified_between_p,
13721 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
13722 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
13723 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
13724 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
13726 * sched.c (sched_analyze_2, attach_deaths): Likewise.
13728 * stupid.c (stupid_mark_refs): Likewise.
13730 * unroll.c (remap_split_bivs): Likewise.
13732 * varasm.c (mark_constants): Likewise.
13734 * a29k/a29k.c (uses_local_reg_p): Likewise.
13736 * alpha/alpha.c (summarize_insn): Likewise.
13738 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
13739 eliminate_lr2ip): Likewise.
13741 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
13743 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
13744 reg_mentioned_in_mem): Likewise.
13746 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
13747 symbolic_reference_mentioned_p): Likewise.
13749 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
13751 * sh/sh.c (regs_used, mark_use): Likewise.
13753 * vax/vax.c (vax_rtx_cost): Likewise.
13755 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13757 * machmode.h (mode_name): Constify a char*.
13759 * rtl.c (mode_name): Likewise.
13761 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
13763 * optabs.c (init_libfuncs): Constify a char*.
13765 * print-tree.c (mode_name): Remove redundant declaration.
13766 (print_node): Use accessor macro, not `mode_name'.
13768 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
13770 (new_spill_reg): Constify a char*.
13772 * tree.c (mode_name): Remove redundant declaration.
13774 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13776 * rtl.c (rtx_name): Constify a char*.
13778 * rtl.h (rtx_name, fix_sched_param): Likewise.
13780 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
13781 (mypr): Use accessor macro, not `rtx_name'.
13783 * genemit.c (print_code): Constify a char*.
13785 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
13787 * genpeep.c (print_code): Constify a char*.
13789 * genrecog.c (print_code): Likewise.
13791 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
13792 end_bb): Add static prototype.
13793 (draw_edge): Constify a char*.
13794 (end_bb): Remove unused parameter.
13796 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
13797 print_block_visualization): Constify a char*.
13799 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
13801 * c-common.c (c_get_alias_set): Update comment.
13803 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13805 * linux.h (LIB_SPEC): Added.
13807 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13809 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
13811 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
13813 * tree.c (expr_check): Fix typo in last change.
13815 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
13817 * rtl.def (NOTE): Change format to "iuu0n".
13818 (ADDR_DIFF_VEC): Change format to "eEee0".
13819 (ADDRESSOF): Change format to "eit".
13821 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
13822 (RTVEC_ELT): Change to match.
13823 (XVECEXP): Use XVEC and RTVEC_ELT.
13824 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
13825 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
13826 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
13827 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
13828 TRAP_CONDITION, TRAP_CODE): Use XEXP.
13829 (INTVAL): Use XWINT.
13830 (ADDRESSOF_DECL): Use XTREE.
13831 (SET_ADDRESSOF_DECL): Delete.
13832 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
13833 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
13834 ifdefed out since 2.6 at least.
13835 (gen_rtvec_vv): Delete prototype.
13837 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
13839 (copy_most_rtx): Handle 't' format letter.
13840 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
13841 (gen_rtvec_vv): Delete function. All callers changed to use
13842 gen_rtvec_v instead.
13843 * print-rtl.c (print_rtx): Move special casing of NOTEs to
13844 the '0' format letter.
13846 * function.c (gen_mem_addressof): Don't use
13847 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
13849 * integrate.c (copy_rtx_and_substitute): Likewise.
13850 Copy 't' slots with XTREE.
13851 (subst_constants): Treat 't' slots like '[swi]' slots.
13852 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
13853 * jump.c (rtx_equal_for_thread_p): Likewise.
13854 * rtlanal.c (rtx_equal_p): Likewise.
13855 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
13856 only four arguments.
13857 * gengenrtl.c (type_from_format): Provide correct types for
13861 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
13862 If a recent gcc is in use (always in stage2 and beyond), use
13863 statement expressions, so we don't make a function call unless
13864 the check fails. Evaluate arguments exactly once.
13865 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
13866 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
13868 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
13869 they evaluate their arguments exactly once, irrespective of
13870 the compiler in use.
13872 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
13873 is used by the currently-enabled check macros. This is:
13874 (tree_check_failed, tree_class_check_failed): For gcc.
13875 (tree_check, tree_class_check, cst_or_constructor_check,
13876 expr_check): For other compilers.
13878 * gencheck.c: Do not define any *_CHECK1 macros.
13880 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
13881 Mark Mitchell <mark@codesourcery.com>
13883 * c-common.c (c_get_alias_set): Fix support for poitners and
13886 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
13888 * alias.c: Include tree.h.
13889 (nonlocal_reference_p, mark_constant_function): New functions.
13890 * flow.c (life_analysis): Call mark_constant_function.
13891 * rtl.h (mark_constant_function): Declare it.
13893 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
13895 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
13896 unrecognisable switches.
13898 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13900 * loop.c (recombine_givs): Set ix field after sorting.
13901 (recombine_givs): Remove bogus index / giv lockstep looping.
13903 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13905 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
13907 (emit_store_flag_force): Use do_compare_rtx_and_jump.
13908 (do_cmp_and_jump): Formatting fixes.
13909 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
13910 do_compare_rtx_and_jump instead of compare_from_rtx.
13911 (do_compare_rtx_and_jump): New function; mostly copied from
13913 (do_jump_for_compare): Delete.
13914 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
13916 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
13917 of compare/do_jump_for_compare pairs.
13918 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
13919 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
13920 compare_from_rtx/do_jump_for_compare pairs.
13921 (do_jump_by_parts_equality): Likewise.
13922 (do_jump_by_parts_equality_rtx): Likewise.
13923 * expr.h (do_compare_rtx_and_jump): Declare.
13924 * optabs.c (prepare_cmp_insn): New function, contains most of the code
13925 that used to be in emit_cmp_insn.
13926 (cmp_available_p): New function.
13927 (prepare_operand): New function.
13928 (emit_cmp_and_jump_insn_1): New function, contains some code that used
13929 to be in emit_cmp_insn.
13930 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
13931 parameters to be pointers; don't emit final compare but modify some of
13932 the values pointed to by the args so the caller can perform the
13933 correct comparison.
13934 (expand_binop): Call emit_store_flag_force with signed forms of
13936 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
13937 emit_jump_insn pair.
13938 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
13939 emit_cmp_and_jump_insn_1. Call emit_queue.
13940 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
13942 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
13943 jump sets cc0 before deleting it.
13944 * integrate.c (expand_inline_function): Likewise.
13945 * unroll.c (unroll_loop): Similar changes in several places.
13946 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
13947 before deleting it.
13949 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13951 * Makefile.in (insn-recog.o): Update dependencies.
13952 * genrecog.c (main): Make generated file include "function.h".
13954 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
13956 * cse.c (cse_insn): Call never_reached_warning when a jump is
13957 changed to be unconditional.
13958 * flags.h: Declare warn_notreached.
13959 * flow.c (delete_block): Call never_reached_warning when
13960 a block is deleted.
13961 * jump.c (delete_barrier_successors): Call never_reached_warning
13962 when we delete everything after a BARRIER.
13963 (never_reached_warning): New function.
13964 * rtl.h: Declare never_reached_warning.
13965 * toplev.c (warn_notreached): New variable.
13966 (lang_independent_options): Set warn_notreached
13967 when -Wunreachable-code.
13968 (compile_file): We need line numbers for -Wunreachable-code.
13970 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
13972 * haifa-sched.c (insn_unit): Fix typo on out of range test.
13973 * sched.c (insn_unit): Likewise.
13975 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
13977 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
13979 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13981 * flow.c (create_edge_list): Use xmalloc, not malloc.
13983 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
13985 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
13986 C-style comments. Do not lose the character before double slash.
13988 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13990 * basic-block.h (struct edge_list): Stucture to maintain a vector
13992 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
13993 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
13994 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
13995 New function prototypes.
13996 * flow.c (create_edge_list): Function to create an edge list.
13997 (free_edge_list): Discards memory used by an edge list.
13998 (print_edge_list): Debug output showing an edge list.
13999 (verify_edge_list): Internal consistency check for an edge list.
14000 (find_edge_index): Function to find an edge index for a pred and succ.
14002 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
14004 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
14007 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
14009 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
14011 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14013 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
14015 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
14017 * toplev.c (rest_of_compilation): Allow machine dependent
14018 reorganisation pass to place information into the RTL dump
14019 file if it so wishes.
14021 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
14023 * explow.c (hard_function_value): Use VOIDmode instead of
14025 * stmt.c (expand_return): Likewise.
14026 * stor-layout.c (get_best_mode): Likewise.
14028 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
14029 emit call instead of emit_insn call.
14031 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
14033 * configure.in: Handle --disable/enable-win32-registry.
14034 * install.texi: Document --disable/enable-win32-registry.
14035 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
14036 (WIN32_REGISTRY_KEY): New macro.
14037 * prefix.c: Use to enable/disable win32-specific code.
14038 (lookup_key): Use versioned key.
14039 * configure: Regenerate.
14040 * config.in: Likewise.
14042 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
14044 * cpplib.c (read_line_number): New fn, split out of...
14047 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
14049 tree.c (lang_unsave_expr_now) : New.
14050 (unsave_expr_now): Call lang_unsave_expr_now.
14051 tree.h (lang_unsave_expr_now) : New.
14053 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
14055 * toplev.c (flag_new_exceptions): On by default.
14057 1999-08-13 Michael Meissner <meissner@cygnus.com>
14059 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
14061 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14063 * dwarfout.c (fundamental_type_code): Return FT_boolean for
14064 INTEGER_TYPE with precision==1, it's __java_boolean.
14066 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14068 * global.c (prune_preferences): Move some invariants out of the
14071 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
14073 * configure.in (alpha*-dec-osf*): Add osf5.
14075 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
14077 * configure.in: Rework handling of ARM GNU/Linux slightly.
14078 (arm*-*-linux-gnuoldld): New target.
14079 * configure: Regenerate.
14080 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
14081 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
14082 * config/arm/linux-oldld.h: New file.
14083 * config/arm/linux-elf26.h: Don't include linux-elf.h.
14084 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
14086 * config/arm/linux-elf.h (ASM_SPEC): Define.
14087 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
14088 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
14089 for 26-bit APCS and old linker.
14090 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
14092 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
14093 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
14094 don't define `arm' or `arm_elf'.
14095 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
14096 MULTILIB_DIRNAMES): Define. Fix typo in comment.
14098 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
14100 * rtl.texi: Fix typo.
14102 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
14104 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
14106 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
14108 * extend.texi (C++ Signatures): Remove node.
14109 * invoke.texi: Remove discussion of -fhandle-signatures,
14110 signature, sigof, __signature__, and __sigof__.
14112 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
14114 * Makefile.in (JAVAGC): Removed.
14116 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
14118 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
14120 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
14122 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
14124 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
14126 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
14127 a register that is already known to be a pointer.
14129 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
14131 * fixinc/inclhack.tpl: Only install assert.h conditionally.
14132 * fixinc/inclhack.sh: Regenerated.
14133 * fixinc/fixincl.sh: Regenerated.
14135 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
14137 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
14138 Fix documentation of -ansi flag to describe its C++ behavior.
14139 Remove bogus reference to GCC 2.9.
14141 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
14143 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
14144 note if it is non-NULL.
14146 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
14148 * except.h (eh_nesting_info): Add new structure defintion.
14149 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
14150 (reachable_handlers, update_rethrow_references): Add function
14152 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
14153 a rethrow symbol instead of an integer exception region number.
14154 * flow.c (Make_edges): Use new exception nesting routines to determine
14155 which handlers are reachable from a CALL or asynchronous insn.
14156 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
14158 (delete_eh_regions): Update rethrow labels, and don't delete
14159 regions which are the target of a rethrow.
14160 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
14161 avoid overloading the SYMBOL_REF_USED flag.
14162 (rethrow_symbol_map): Use new rethrow_ref field.
14163 (rethrow_used): Use new rethrow_ref field.
14164 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
14165 of an integer. Fix formatting.
14166 (output_exception_table_entry): Use new rethrow_ref field.
14167 (can_throw): Check for EH_REGION_NOTE before deciding
14168 whether a CALL can throw or not.
14169 (scan_region): Call rethrow_used() instead of accessing data structure.
14170 (update_rethrow_references): New function to make sure only regions
14171 which are still targets of a rethrow are flagged as such.
14172 (process_nestinfo): New static function to initialize a handler
14173 list for a specific region.
14174 (init_eh_nesting_info): New function to allocate and initialize
14175 the list of all EH handlers reachable from all regions.
14176 (reachable_handlers): New function to retrieve the list of handlers
14177 reachable from a specific region and insn.
14178 (free_eh_nesting_info): New function to dispose of a list of
14179 reachable handlers.
14181 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
14183 * flow.c (split_edge): Set JUMP_LABEL field.
14184 (commit_one_edge_insertion): Set head correctly for insert_before.
14185 When inserting insns, update insn block numbers if allocated.
14187 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14189 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
14190 retry_incomplete_types): Add static prototype.
14191 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
14192 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
14193 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
14194 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
14195 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
14198 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
14199 dwarf2out_start_source_file, dwarf2out_line): Likewise.
14201 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14203 * output.h (assemble_name): Constify a char*.
14205 * varasm.c (UNIQUE_SECTION, assemble_start_function,
14206 assemble_variable, assemble_name): Likewise.
14208 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
14210 * arm/pe.c (arm_pe_unique_section): Likewise.
14212 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
14214 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
14216 * i386/interix.c (i386_pe_unique_section): Likewise.
14218 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
14220 * i386/winnt.c (i386_pe_unique_section): Likewise.
14222 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
14224 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
14226 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
14228 * pa/pa.c (output_call): Likewise.
14230 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
14232 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
14234 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
14237 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
14240 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
14242 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
14243 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
14245 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
14247 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14249 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
14251 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14253 * tree.h (lang_identify): Constify a char*.
14254 (print_error_function): Add extern prototype. Constify a char*.
14256 * c-lang.c (lang_identify): Constify a char*.
14258 * objc/objc-act.c (lang_identify): Constify a char*.
14260 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14262 * genpeep.c (main): Make generated file include "function.h".
14263 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
14265 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14267 * Makefile.in: Update dependencies.
14268 * alias.c: Include "function.h"
14269 * c-decl.c: Likewise.
14270 * caller-save.c: Likewise.
14271 * calls.c: Likewise.
14272 * combine.c: Likewise.
14274 * explow.c: Likewise.
14275 * final.c: Likewise.
14276 * global.c: Likewise.
14277 * graph.c: Likewise.
14278 * local-alloc.c: Likewise.
14279 * loop.c: Likewise.
14280 * optabs.c: Likewise.
14281 * profile.c: Likewise.
14282 * recog.c: Likewise.
14283 * regclass.c: Likewise.
14284 * regmove.c: Likewise.
14285 * reload.c: Likewise.
14286 * reorg.c: Likewise.
14287 * resource.c: Likewise.
14288 * sched.c: Likewise.
14289 * stupid.c: Likewise.
14290 * config/1750a/1750a.c: Likewise.
14291 * config/a29k/a29k.c: Likewise.
14292 * config/arc/arc.c: Likewise.
14293 * config/arm/arm.c: Likewise.
14294 * config/arm/thumb.c: Likewise.
14295 * config/c4x/c4x.c: Likewise.
14296 * config/clipper/clipper.c: Likewise.
14297 * config/convex/convex.c: Likewise.
14298 * config/fx80/fx80.c: Likewise.
14299 * config/i860/i860.c: Likewise.
14300 * config/m68k/m68k.c: Likewise.
14301 * config/m88k/m88k.c: Likewise.
14302 * config/mips/mips.c: Likewise.
14303 * config/pdp11/pdp11.c: Likewise.
14304 * config/pyr/pyr.c: Likewise.
14305 * config/romp/romp.c: Likewise.
14306 * config/sh/sh.c: Likewise.
14307 * config/tahoe/tahoe.c: Likewise.
14308 * config/vax/vax.c: Likewise.
14309 * config/we32k/we32k.c: Likewise.
14310 * config/sparc/sparc.c: Include "function.h".
14311 (mem_min_alignment): Test current_function rather than
14312 regno_pointer_align.
14313 * config/pa/pa.c: Likewise.
14314 (compute_frame_size): Delete declaration of
14315 current_function_outgoing_args_size.
14316 * config/arc/arc.h (current_function_varargs): Delete declaration.
14317 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
14319 * config/i370/i370.h (current_function_outgoing_args_size): Delete
14321 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
14322 current_function_uses_pic_offset_table.
14323 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
14324 of current_function_returns_pointer.
14325 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
14326 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
14327 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
14328 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
14329 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
14330 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
14331 * config/m88k/m88k.c: Include "function.h"
14332 (call_used_regs, current_function_pretend_args_size,
14333 current_function_outgoing_args_size, frame_pointer_needed): Delete
14335 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
14337 * config/mips/mips.h (current_function_calls_alloca): Delete
14339 * config/mn10200/mn10200.h (current_function_needs_context,
14340 rtx_equal_function_value_matters): Delete declarations.
14341 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
14342 flag_pic): Delete declarations.
14343 * config/pa/pa.h (current_function_pretend_args_size,
14344 current_function_decl): Delete declarations.
14345 * config/pa/som.h (current_function_varargs): Delete declaration.
14346 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
14348 * config/pyr/pyr.h (current_function_pretend_args_size,
14349 current_function_args_size, current_function_calls_alloca): Delete
14351 * config/sh/sh.h (current_function_varargs): Delete declaration.
14352 * config/sparc/sparc.h (current_function_outgoing_args_size,
14353 current_function_calls_alloca, current_function_decl): Delete
14355 * config/spur/spur.h (current_function_pretend_args_size,
14356 current_function_calls_alloca): Delete declarations.
14357 * config/v850/v850.c (current_function_outgoing_args_size): Delete
14359 * config/vax/vms.h (current_function_name): Delete declaration.
14360 * gcse.c: Include "function.h".
14361 (current_function_name, current_function_calls_setjmp): Delete
14363 * haifa-sched.c: Include "function.h".
14364 (forced_labels): Delete declaration.
14365 * jump.c: Likewise.
14366 * reg-stack.c: Likewise.
14367 * reload1.c: Likewise.
14368 * genemit.c (main): Make generated file include function.h.
14369 * genoutput.c (output_prologue): Likewise.
14371 * builtins.c (saveregs_value, apply_args_value): Delete variables.
14372 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
14373 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
14374 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
14375 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
14376 macros for some of them.
14377 (emit_filename, emit_lineno): Delete declarations.
14378 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
14379 regno_pointer_* variables through current_function.
14380 (gen_inline_header_rtx): Delete function.
14381 (save_emit_status): Delete function.
14382 (set_new_last_label_num): New function.
14383 (clear_emit_caches): New function.
14384 (restore_emit_status): Just clear last_labelnum and call
14386 (get_last_insn_anywhere): Variable sequence_stack is now accessed
14387 through macro seq_stack.
14388 (add_insn_after): Likewise.
14389 (add_insn_before): Likewise.
14390 (remove_insn): Likewise.
14391 (pop_topmost_sequence): Likewise.
14392 (in_sequence_p): Likewise.
14393 (start_sequence_for_rtl_expr): Likewise.
14394 (start_sequence): Likewise, and likewise for
14395 sequence_rtl_expr/seq_rtl_expr.
14396 (push_topmost_sequence): Likewise.
14397 (end_sequence): Likewise.
14398 (init_virtual_regs): Now takes a "struct emit_status *" argument.
14399 All callers changed. Store into that pointer instead of globals.
14400 (init_emit): Allocate emit elt of current_function.
14401 Changes for sequence_rtl_expr/sequence_stack renaming.
14402 Call clear_emit_caches instead of doing it in-line.
14403 Access regno_pointer_* variables through current_function.
14404 (init_emit_once) Don't clear sequence_stack.
14406 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
14408 (arg_pointer_save_area): Delete declaration.
14409 (finish_expr_for_function): Renamed from init_queue; no longer static.
14410 (init_expr): Don't call init_queue.
14411 (save_expr_status, restore_expr_status): Delete functions.
14412 (expand_expr): Changes to reflect new layout of struct function.
14413 Don't access current_function_check_memory_usage when current_function
14415 * expr.h (forced_labels, save_expr_regs, saveregs_value,
14416 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
14417 current_function_outgoing_args_size, current_function_arg_offset_rtx,
14418 current_function_uses_const_pool, function_call_count,
14419 current_function_uses_pic_offset_table, nonlocal_labels,
14420 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
14421 current_function_check_memory_usage, nonlocal_goto_handler_slots,
14422 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
14424 (finish_expr_for_function): Declare.
14425 * flags.h (current_function_has_nonlocal_label,
14426 current_function_has_nonlocal_goto, current_function_is_thunk,
14427 current_function_has_computed_jump): Delete declarations.
14428 * flow.c (forced_labels): Delete declaration.
14429 * function.c (current_function_pops_args,
14430 current_function_returns_struct, current_function_returns_pcc_struct,
14431 current_function_needs_context, current_function_calls_setjmp,
14432 current_function_calls_longjmp, current_function_has_nonlocal_label,
14433 current_function_has_nonlocal_goto, current_function_is_thunk,
14434 current_function_has_computed_jump, current_function_calls_alloca,
14435 current_function_contains_functions, current_function_returns_pointer,
14436 current_function_epilogue_delay_list, current_function_args_size,
14437 current_function_pretend_args_size, current_function_arg_offset_rtx,
14438 current_function_outgoing_args_size, current_function_varargs,
14439 current_function_stdarg, current_function_args_info, cleanup_label,
14440 current_function_name, current_function_uses_const_pool,
14441 current_function_instrument_entry_exit, current_function_return_rtx,
14442 current_function_uses_pic_offset_table, nonlocal_labels,
14443 current_function_internal_arg_pointer, current_function_cannot_inline,
14444 current_function_check_memory_usage, function_call_count,
14445 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
14446 nonlocal_goto_stack_level, return_label, save_expr_regs,
14447 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
14448 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
14449 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
14450 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
14451 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
14453 (push_function_context_to): Don't save them. Don't call
14454 save_storage_status, save_emit_status or save_expr_status.
14455 (pop_function_context_from): Don't restore them. Don't call
14456 restore_storage_status or restore_expr_status.
14457 (get_func_frame_size): New function.
14458 (get_frame_size): Use it.
14459 (assign_outer_stack_local): Reflect some member name changes in struct
14461 (put_reg_into_stack): Likewise.
14462 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
14464 (fixup_var_refs): Likewise.
14465 (fix_lexical_addr): Likewise.
14466 (trampoline_address): Likewise.
14467 (prepare_function_start): Clear field inlinable of current_function.
14468 (init_function_for_compilation): New function.
14469 (expand_dummy_function_end): New function.
14470 (expand_function_end): Call finish_expr_for_function.
14471 * function.h (struct emit_status): New; fields moved here from struct
14472 function and from global variables. Add accessor macros for some of
14474 (struct expr_status): Likewise.
14475 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
14476 (struct function): Add fields expr and emit, inlinable, inl_emit,
14477 original_arg_vector, original_decl_initial, inl_last_parm_insn,
14478 inl_max_label_num. Add many comments.
14479 Add accessor macros for all elts of struct function that no longer
14480 have a global variable.
14481 (cleanup_label, return_label, frame_offset, tail_recursion_label,
14482 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
14483 stack_slot_list): Delete declarations.
14484 (get_func_frame_size): Declare.
14485 (save_expr_status, restore_expr_status, save_emit_status,
14486 save_storage_status, restore_storage_status): Delete declarations.
14487 (init_virtual_regs): Declare.
14488 * output.h (current_function_pops_args,
14489 current_function_returns_struct, current_function_returns_pcc_struct,
14490 current_function_needs_context, current_function_calls_setjmp,
14491 current_function_calls_longjmp, current_function_calls_alloca,
14492 current_function_has_nonlocal_label, current_function_varargs,
14493 current_function_has_computed_jump, current_function_returns_pointer,
14494 current_function_contains_functions, current_function_args_size,
14495 current_function_pretend_args_size, current_function_stdarg,
14496 current_function_outgoing_args_size, current_function_args_info,
14497 current_function_name, current_function_return_rtx,
14498 current_function_epilogue_delay_list,
14499 current_function_uses_const_pool, current_function_cannot_inline):
14500 Delete declarations.
14501 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
14502 regno_reg_rtx): Delete declaration.
14503 (REGNO_POINTER_FLAG): Delete macro.
14504 * stmt.c (expand_goto): Changes to reflect that some fields in struct
14505 function were renamed.
14506 * stor-layout.c (save_storage_status, restore_storage_status): Delete
14508 * toplev.c: Include "function.h".
14509 (current_function_decl): Delete declaration.
14510 (compile_file): Call init_dummy_function_start and
14511 expand_dummy_function_end around some initializations that need to
14513 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
14514 Call init_function_for_compilation.
14515 * unroll.c: Include "function.h"
14516 (unroll_loop): Access regno_pointer_* variables through
14519 * tree.h (struct tree_decl): Add elt f to saved_insns member.
14520 (DECL_SAVED_INSNS): use it.
14521 (expand_dummy_function_end): Declare.
14522 (init_function_for_compilation): Declare.
14523 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
14524 that it's no longer an INLINE_HEADER.
14525 (expand_call): Likewise.
14526 * integrate.c (finish_inline): Delete function.
14527 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
14528 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
14529 args. Don't generate an INLINE_HEADER rtx, just return the arg
14530 vector. All callers changed.
14531 (save_for_inline_copying): Create a duplicate struct emit_status to
14532 hold the emit state for compiling the current function. Use this and
14533 the other new fields in struct function that are for integration
14534 instead of an INLINE_HEADER.
14535 Use memcpy instead of bcopy.
14536 Store the current struct function in DECL_SAVED_INSNS of fndecl.
14537 (save_for_inline_nocopy): Similar changes, except no new emit_status
14539 (expand_inline_function): Get information from function structure,
14540 not from an inline header rtx.
14541 (output_inline_function): Lose code to extract the necessary
14542 information from an inline header; simply put back the function
14543 structure into current_function. Clear its inlinable elt.
14544 * rtl.def (INLINE_HEADER): Delete.
14545 * rtl.h: Delete all accessors for an INLINE_HEADER.
14546 (gen_inline_header_rtx): Delete declaration.
14547 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
14548 Delete declarations.
14549 (REGNO_POINTER_ALIGN): Delete.
14550 (clear_emit_caches): Declare.
14551 (set_new_last_label_num): Declare.
14553 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
14555 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
14557 * except.c (expand_eh_region_start_for_decl): Always start a new block.
14558 * stmt.c (is_eh_region): Make sure current_function is present, too.
14560 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
14562 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
14563 for 64bit PA targets.
14565 * pa.h (SELECT_SECTION): Define.
14566 * som.h (SELECT_SECTION): Delete.
14568 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14570 * alias.c (init_alias_analysis): Wrap call to
14571 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
14573 1999-08-07 Bruce Korb <autogen@linuxbox.com>
14575 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
14576 <sys/asm.h> contains an asm comment with an apostrophe
14577 * fixinc/inclhack.sh: regen
14578 * fixinc/fixincl.x: regen
14580 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
14582 * function.c (init_function_start): Clear prologue & epilogue.
14583 (prologue_epilogue_contains): New function.
14584 * alias.c (init_alias_analysis): Use it.
14585 * rtl.h (prologue_epilogue_contains): Declare it.
14587 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
14589 * jump.c (onlyjump_p): New function.
14590 * rtl.h: Declare it.
14591 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
14592 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
14594 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
14596 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
14597 to invert loops. Simplify block scanning.
14599 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14601 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
14602 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
14604 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
14606 * config/sparc/liteelf.h: New file to support sparclite-elf target
14607 * config/sparc/t-sp86x: New file to support sparc86x targets
14608 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
14609 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
14610 * configure.in: Support above target triplets
14611 * configure: Regenerated
14613 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
14615 * fixinc/server.c (server_setup): Do not prefix function used as
14616 parameter with `&'.
14618 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
14620 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
14621 Remove fp reg alternatives.
14623 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
14625 * Makefile.in (TAROUTOPTS): Kill.
14626 (install-headers-tar): Use "xpf" for tar headerfile extraction
14627 * i370/x-oe (TAROUTOPTS): Delete.
14628 * m68k/x-apollo68 (TAROUTOPTS): Delete.
14629 * m68k/x-hp320 (TAROUTOPTS): Delete.
14630 * m68k/x-hp320g (TAROUTOPTS): Delete.
14631 * gcc.texi: Update bug reporting text.
14633 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14635 * reg-stack.c (change_stack) Fixed problem with negative array index.
14637 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
14639 * extend.texi, install.texi: Fix spelling mistakes.
14641 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
14642 (s-attrtab); No longer try to use pre-made insn-attrtab file.
14643 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
14644 PREMADE_ATTRTAB_MD.
14645 * mips/t-ecoff: Likewise.
14646 * mips/t-elf: Likewise.
14647 * mips/t-mips: Likewise.
14648 * mips/t-osfrose: Likewise.
14649 * mips/t-r3900: Likewise.
14650 * mips/t-svr3: Likewise.
14651 * mips/t-svr4: Likewise.
14652 * mips/t-ultrix: Likewise.
14654 * gcc.texi: Document recommend means to provide software floating
14655 point libraries in libgcc.a
14657 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
14659 * c-lex.c (yylex): We can have a number with no digits.
14661 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
14663 * jump.c (delete_prior_computation): New function, broken
14664 out of delete_computation. Check for side effects with
14665 side_effects_p instead of FIND_REG_INC_NOTE. Handle
14666 multi-word hard registers.
14667 (delete_computation): Use it. Check for side effects with
14668 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
14669 missing REG_DEAD note for a register which is both set and
14672 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
14674 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
14675 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
14676 (ASM_FILE_START): Import _mcount with the right type.
14677 (ASM_DECLARE_FUNCTION_NAME): Define.
14678 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14679 * pa.c (output_function_prologue): Always emit the function's label
14681 * pa.h (TEXT_SPACE_P): Define.
14682 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
14683 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
14684 * som.h (TEXT_SPACE_P): Delete.
14685 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
14686 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
14688 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
14690 * expr.c (emit_group_load): Allow src to be a CONCAT.
14692 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14694 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
14695 (___mulsi3): Use '!' comment character.
14697 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14699 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
14701 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
14703 * gcc.c: Update URLs and mail addresses.
14704 * gcc.texi: Likewise.
14706 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
14708 * rs6000.c (current_file_function_operand): Return zero for
14710 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
14712 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
14715 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
14717 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
14718 allocate space in the stack frame for the PIC register.
14720 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
14722 * m68k.md (xordi3, anddi3): These patterns are not available on
14725 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
14727 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
14728 (PUT_REAL): Likewise.
14730 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14732 * final.c (shorten_branches): Don't add an alignment for loops
14733 that have no label inside.
14735 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14737 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
14738 prototypes in macro HAVE_cmpstrsi.
14740 * cpplib.c (cpp_get_token): Remove unused label `op3'.
14742 * emit-rtl.c (operand_subword): Remove unused variable
14745 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
14747 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
14749 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
14751 * cpphash.c (macroexpand): Delete leading whitespace when arg
14752 is concatenated before.
14753 (unsafe_chars): Correct test for whether + and - can extend a
14756 * cppinit.c (cpp_start_read): Do dependencies for
14757 -include/-imacros files also.
14759 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
14760 tokenizing non-directive lines.
14761 (cpp_expand_to_buffer): Temporarily disable no-output mode.
14762 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
14765 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
14767 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
14769 * c-lex.c: Sync with C++ frontend.
14770 (linemode): New variable.
14771 (parse_float): imag, conversion_errno, and type are output only.
14772 (yylex): Adjust. Move initial '.' case into main switch.
14774 (handle_generic_pragma): Just deal with tokens.
14775 (readescape): Use ISXDIGIT and ISGRAPH.
14776 * c-parse.in: Add END_OF_LINE token.
14778 * c-lex.c (lang_init): Generalize.
14779 (nextchar): Remove. Replace uses with UNGETC.
14780 (skip_white_space): Handle linemode here. Optimize for cpplib.
14781 (skip_white_space_on_line): Remove.
14782 (extend_token_buffer_to): New fn.
14783 (extend_token_buffer): Use it.
14784 (read_line_number, check_newline): Just deal with tokens.
14785 (token_getch, token_put_back): New fns.
14786 (yylex): Use them. More cpplib optimizations. Simplify.
14788 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
14789 Jason Merrill <jason@yorick.cygnus.com>
14791 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
14792 (consume_string): Make this smart about USE_CPPLIB.
14793 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
14794 (yylex): Rewrite to be intelligent about USE_CPPLIB.
14795 Also, clean up cases where we redundantly set token_buffer[0].
14796 (read_line_number): New fn.
14797 (ignore_escape_flag): New variable.
14799 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
14801 * a29k/t-a29kbare: Fix some comments.
14802 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
14803 (FPBIT, DPBIT): Define.
14804 * a29k/t-vx29k: Likewise.
14805 * arc/t-arc: Likewise.
14806 * arm/t-arm-elf: Likewise.
14807 * arm/t-bare: Likewise.
14808 * arm/t-pe: Likewise.
14809 * arm/t-pe-thumb: Likewise.
14810 * arm/t-semi: Likewise.
14811 * arm/t-thumb: Likewise.
14812 * arm/t-thumb-elf: Likewise.
14813 * arm/t-thumb-linux: Likewise.
14814 * h8300/t-h8300: Likewise.
14815 * i960/t-i960: Likewise.
14816 * i960/t-vxworks960: Likewise.
14817 * m32r/t-m32r: Likewise.
14818 * mips/t-ecoff: Likewise.
14819 * mips/t-elf: Likewise.
14820 * mips/t-r3900: Likewise.
14821 * pa/t-pro: Likewise.
14822 * rs6000/t-aix43: Likewise.
14823 * rs6000/t-beos: Likewise.
14824 * rs6000/t-newas: Likewise.
14825 * rs6000/t-ppccomm: Likewise.
14826 * rs6000/t-rs6000: Likewise.
14827 * rs6000/t-winnt: Likewise.
14828 * rs6000/t-xnewas: Likewise.
14829 * rs6000/t-xrs6000: Likewise.
14830 * sh/t-sh: Likewise.
14831 * sparc/t-elf: Likewise.
14832 * sparc/t-sparcbare: Likewise.
14833 * sparc/t-sparclite: Likewise.
14834 * sparc/t-splet: Likewise.
14835 * v850/t-v850: Likewise.
14836 * mn10200/t-mn10200: Fix comments.
14837 * mn10300/t-mn10300: Likewise.
14839 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
14840 dummy operand. Allocate a new pseudo for the dummy operand.
14841 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
14843 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
14845 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
14847 * configure: Rebuilt.
14848 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
14850 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
14852 * recog.c (preproces_constraints): Zero recog_op_alt before
14853 processing the constraints.
14855 * arm.c (typedef minipool_node): Renamed from pool_node.
14856 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
14857 (add_minipool_constant): New function.
14858 (dump_minipool): New function.
14859 (find_barrier): Remove special case for getting the insn size of
14860 an insn that references the constant pool.
14861 (minipool_fixup): New structure.
14862 (push_minipool_barrier): New function.
14863 (push_minipool_fix): New function.
14864 (note_invalid_constants): New function.
14865 (add_pool_constant, dump_table, fixit, broken_move): Delete.
14866 (arm_reorg): Rewrite code to fix up the constant pool into a
14867 series of mini-pools embedded in the insn stream.
14868 (arm_output_epilogue): New function, made mainly from the body
14869 of output_func_epilogue.
14870 (output_func_epilogue): Move insn generation part of epilogue code
14871 to arm_output_epilogue.
14872 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
14873 * arm.md (pool_range): New attribute.
14874 (zero_extendqidi2): Add attribute pool_range.
14875 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
14876 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
14877 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
14878 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
14879 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
14880 (epilogue): New expand.
14881 (epilogue_insn): New insn. Call arm_output_epilogue.
14883 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
14884 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
14886 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
14888 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
14890 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
14892 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
14894 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
14896 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
14898 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
14900 * global.c: Fix comment.
14902 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
14904 * gcc.c (access_check): New static function.
14905 (find_a_file): Use it when searching a directory list.
14906 * collect2.c (find_a_file): Don't accept directories found when
14907 searching a directory list.
14909 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
14911 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
14912 function parameters with `&'.
14913 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
14915 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
14917 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
14918 or tidy_fallthru_edge if the last insn in the block is not
14919 an unconditional jump or a simple conditional jump.
14921 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14923 * Makefile.in (c-decl.o): Depends on defaults.h.
14925 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
14927 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
14929 (CLASS_MAX_NREGS): Likewise.
14931 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
14933 * cse.c (cse_insn): Fix dumb thinko in last change.
14935 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14937 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
14940 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
14942 * dwarf2out.c (add_location_or_const_value_attribute): Correct
14943 test for sizes of passed and declared parameter types.
14945 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14947 * fixincludes: Fix the return type of bsearch, char* -> void*.
14949 * fixinc/inclhack.def: Likewise.
14951 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
14953 * invoke.texi (-fdump-translation-unit): New option.
14955 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
14957 * expr.h (PROMOTE_PROTOTYPES): Move ...
14958 * defaults.h: ... to here.
14959 * c-decl.c: Include defaults.h instead of expr.h.
14960 * c-typeck.c: Include defaults.h.
14962 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
14964 * toplev.h (errorcount): Declare.
14965 (warningcount): Likewise.
14966 (sorrycount): Likewise.
14967 * c-lex.c (errorcount): Don't declare.
14968 * dwarf2out.c (errorcount): Don't declare.
14970 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
14972 * config/libgloss.h: Add a note discouraging use with ELF.
14973 * configure.in: Don't use libgloss.h for ELF targets.
14974 Always use_collect2 on a.out targets.
14976 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
14978 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
14979 (force_to_mode, case ASHIFTRT): Add shiftrt label.
14981 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14983 * loop.c (strength_reduce): When doing biv->giv conversion, update
14984 reg note of NEXT->insn.
14986 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
14988 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
14990 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
14992 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
14993 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
14994 Ensure expr.h is included.
14995 * c-typecheck.c (convert_arguments): Ditto.
14997 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
14999 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
15000 * config/convex/convex.h: Ditto.
15001 * config/dsp16xx/dsp16xx.h: Ditto.
15002 * config/fx80/fx80.h: Ditto.
15003 * config/gmicro/gmicro.h: Ditto.
15004 * config/i370/i370.h: Ditto.
15005 * config/i386/i386.h: Ditto.
15006 * config/m32r/m32r.h: Ditto.
15007 * config/m68k/m68k.h: Ditto.
15008 * config/m88k/m88k.h: Ditto.
15009 * config/mips/mips.h: Ditto.
15010 * config/pa/pa.h: Ditto.
15011 * config/pyr/pyr.h: Ditto.
15012 * config/tahoe/tahoe.h: Ditto.
15013 * config/we32k/we32k.h: Ditto.
15015 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
15016 based on arch size.
15018 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
15020 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
15023 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
15025 1999-08-02 Richard Henderson <rth@cygnus.com>
15027 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
15028 for the register spill block.
15029 (m32r_va_arg): New.
15030 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
15031 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
15033 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
15034 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
15035 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
15037 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
15039 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
15040 MAX_WCHAR_TYPE defined in sparc.h.
15041 * config/sparc/linuxaout.h: Likewise.
15042 * config/sparc/linux64.h: Likewise.
15043 Also default to -mvis if CPU is UltraSPARC.
15045 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
15047 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
15048 (RTX_OK_FOR_OLO10): Likewise.
15049 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
15050 %lo(), allow it in addresses...
15051 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
15052 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
15053 does not make sense.
15054 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
15055 (sparc_output_scratch_registers): New function.
15056 (output_function_prologue, sparc_flat_output_function_prologue): Use
15058 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
15060 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
15061 * configure.in: Add check for .register pseudo-op support in as and
15062 check for offsetable %lo().
15063 * acconfig.h: Add templates for the above checks.
15064 * configure: Regenerate.
15066 1999-08-02 Richard Henderson <rth@cygnus.com>
15068 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
15069 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
15070 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
15072 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15074 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
15077 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
15079 * config/float-sparc.h: New file.
15080 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
15081 sparc-*-linux-gnu and sparc64-*-linux*.
15083 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15085 * rs6000.c (rs6000_va_list): Type is an array.
15086 (rs6000_va_start): Don't doubly adjust for varargs.
15087 (rs6000_va_arg): Evaluate long long GPR adjustment.
15089 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
15091 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
15092 -maix64 and -maix32.
15093 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
15094 LINK_SPEC): Change appropriately.
15095 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
15096 (u_short_cint_operand): Likewise.
15097 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
15099 * rs6000/t-aix43 (MULTILIB): Change to -m64.
15101 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
15103 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
15105 * rs6000/rs6000.c (num_insns_constant_wide): Correct
15106 for type promotion.
15107 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
15108 (non_add_cint_operand): Likewise.
15109 (logical_operand): Likewise.
15110 (non_logical_cint_operand): Likewise.
15111 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
15112 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
15113 (rs6000_select_rtx_section): Suppress warning.
15114 (small_data_operand): Suppress warning.
15115 (rs6000_got_register): Suppress warning.
15116 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
15117 type, so `J' is generally the wrong constraint for a SImode value;
15119 (andsi3_internal2): Likewise.
15120 (andsi3_internal3): Likewise.
15121 (iorsi3_internal1): Likewise.
15122 (xorsi3_internal1): Likewise.
15124 (movsf_softfloat): Likewise.
15125 (scc insns): Likewise.
15126 (movsi+2): Preserve sign bits of SImode constant.
15127 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
15128 (movdf+1): Sign-extend properly.
15129 (movdi_32+1): Sign-extend properly.
15130 (scc insns): Sign-extend properly.
15132 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
15135 1999-08-02 Richard Henderson <rth@cygnus.com>
15137 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
15138 -mcpu parsing code.
15139 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
15140 * alpha.md (all fp insns): Likewise.
15142 1999-08-02 Nick Clifton <nickc@cygnus.com>
15144 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
15147 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
15149 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
15150 pic_load_label generator directly.
15151 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
15152 No longer a named pattern.
15154 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
15156 * explow.c (force_reg): Call force_operand if X does not
15157 satisfy general_operand.
15159 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
15161 * fix-header.c (main): When testing for CONTINUED, use string
15162 equality, not pointer equality.
15164 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
15166 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
15168 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
15170 * cse.c (cse_insn): Fix loop which deletes insns after a jump
15171 that has become an unconditional jump.
15173 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
15174 (output_function_epilogue): Similarly.
15176 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15178 * tree.h (init_dummy_function_start): Declare.
15180 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15182 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
15183 last_expr_type, last_expr_value, block_start_count, block_stack,
15184 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
15185 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
15186 dynamically in stmt elt of struct function for each function.
15187 (struct nesting): Rename function_call_count elt to n_function_calls,
15188 target_temp_slot_level to block_target_temp_slot_level. All users
15190 (struct stmt_status): New structure definition.
15191 Add many accessor macros for stmt_status elements which previously
15192 were global variables.
15193 (init_stmt_for_function): Allocate stmt elt for current_function.
15194 Reflect that block_start_count was renamed to
15195 current_block_start_count.
15196 (save_stmt_status, restore_stmt_status): Delete functions.
15197 (preserve_subexpressions_p): Don't access loop_stack when outside
15199 (expand_start_bindings): Reflect that block_start_count was renamed to
15200 current_block_start_count.
15201 (expand_fixup): Likewise.
15202 (expand_decl): Don't access block_stack when outside a function.
15203 (expand_decl_cleanup): Likewise.
15204 (expand_dcc_cleanup): Likewise.
15205 (expand_dhc_cleanup): Likewise.
15206 (expand_anon_union_decl): Likewise.
15207 (set_file_and_line_for_stmt): New function.
15208 (in_control_zone_p): New function.
15210 * function.h (struct function): Add new elt stmt.
15211 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
15212 case_stack, nesting_stack, nesting_depth, block_start_count,
15213 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
15214 emit_lineno, goto_fixup_chain.
15215 (save_eh_status, restore_eh_status, save_stmt_status,
15216 restore_stmt_status): Delete declarations.
15217 * function.c (push_function_context_to): Don't call save_stmt_status.
15218 (pop_function_context_to): Don't call restore_stmt_status.
15219 * tree.h (in_control_zone_p): Declare.
15220 * rtl.h (set_file_and_line_for_stmt): Declare.
15222 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
15223 call set_file_and_line_for_stmt.
15225 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
15227 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
15228 Also update copyright.
15230 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15232 * c-pragma.c: Don't include "except.h".
15233 * emit-rtl.c: Likewise.
15234 * stor-layout.c: Likewise.
15235 * tree.c: Likewise.
15236 * varasm.c: Likewise.
15238 * flow.c: Include "function.h".
15239 * tree.h (init_dummy_function_start): Declare new function.
15241 * except.h (struct eh_status): New structure.
15242 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
15244 (eh_return_stub_label, ehstack, catchstack, ehqueue,
15245 catch_clauses, false_label_stack, caught_return_label_stack,
15246 protect_list, current_function_ehc): Add accessor macros for the
15247 corresponding fields in current_function->eh; delete declarations
15248 for all items that used to be declared here.
15249 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
15250 catch_clauses, false_label_stack, caught_return_label_stack,
15251 protect_list, current_function_ehc): Delete variables.
15252 (init_eh_for_function): Allocate current_function->eh.
15253 (save_eh_status, restore_eh_status): Delete functions.
15255 * function.h (struct function): Add fields next_global and eh.
15256 Delete all exception handling related fields.
15257 * function.c (current_function): New variable.
15258 (all_functions): New variable.
15259 (push_function_context_to): Don't allocate a struct function,
15260 use current_function instead. Call init_dummy_function_start when
15261 outside a function. Clear current_function before returning.
15262 (pop_function_context_from): Restore current_function.
15263 Don't free the restored struct function.
15264 (prepare_function_start): New function.
15265 (init_dummy_function_start): New function.
15266 (init_function_start): Break out some code into prepare_function_start
15269 * stmt.c (save_stmt_status): Don't call save_eh_status.
15270 (restore_stmt_status): Don't call restore_eh_status.
15272 * Makefile.in: Update dependencies.
15274 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
15276 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
15277 of depending on a magic constant value. Update comments.
15278 (hppa_expand_prologue): Similarly.
15280 * pa.md (reload_indi, reload_outdi): Allow any register for the
15281 original reload register.
15283 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
15285 * cccp.c (print_help): Change marcos to macros.
15287 1999-07-30 Richard Henderson <rth@cygnus.com>
15289 * c-typeck.c (initializer_constant_valid_p): Move ...
15290 * c-common.c (initializer_constant_valid_p): ... here. Use
15291 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
15292 of label addresses.
15293 * c-common.h (initializer_constant_valid_p): Declare.
15294 * c-tree.h (initializer_constant_valid_p): Remove.
15296 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
15298 * config/i386/sol2-c1.asm: Align the stack.
15299 * config/i386/sol2-gc1.asm: Likewise.
15301 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
15303 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
15304 -Asparclite for sparc86x.
15305 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
15307 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
15309 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
15311 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
15312 the user if using the non-default arch size in BI_ARCH configuration.
15313 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
15315 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
15316 Fix patterns so that they actually match.
15317 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
15318 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
15319 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
15321 (mulsidi3): Reflect this in the expand.
15322 (smulsi3_highpart): Only on TARGET_ARCH32.
15323 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
15324 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
15325 (umulsidi3): Reflect this in the expand.
15326 (umulsi3_highpart): Only on TARGET_ARCH32.
15327 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
15328 don't require g0 to be zero.
15329 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
15330 ({,u}divsi3): New expands.
15331 ({,u}divsi3_sp64): New patterns.
15332 (after lshrdi3_v8plus): Four new patterns to help combiner
15333 optimizing nested mixed mode shifts.
15335 * config/sparc/sparc.c (sparc_override_options): Use deprecated
15336 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
15337 speed things up. Don't use them by default on plain v9 in 64bit
15338 mode, according to what SPAMv9 sais.
15340 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
15341 top 32 bits of %[og][0-7] in signal handlers.
15342 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
15344 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
15346 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
15347 (ashlsi3): Corresponding changes.
15349 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
15351 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
15353 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
15355 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15357 * arm.h (Hint): Delete macro.
15358 Substitute HOST_WIDE_INT for Hint in some prototypes.
15359 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
15361 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
15363 * builtins.c (expand_builtin_setjmp): Use force_operand to
15364 make sure that the buffer address is in a suitable form to be
15365 passed to force_reg.
15367 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
15369 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
15372 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
15374 * pa.md (indirect_jump): Remove mode from match_operand. Verify
15375 proper mode in the condition string.
15376 (icacheflush, dcacheflush): Remove modes from match_operands.
15378 * pa.c (emit_move_sequence): Always convert scratch_reg to the
15379 proper mode before using it.
15381 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
15384 * pa.c (store_reg): Do not call add_high_const generator directly.
15385 (load_reg, set_reg_plus_d): Likewise.
15386 * pa.md (add_high_const): No longer a named pattern.
15388 * pa.c (legitimize_address): Consistently use Pmode rather than
15389 SImode. Do not call gen_pic2_highpart directly anymore.
15390 * pa.md (pic2_highpart): No longer a named pattern.
15391 (pic2_lo_sum): Similarly. Reformat to make more readable.
15393 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
15398 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15400 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
15402 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
15404 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
15405 and tag the spill mems.
15406 (hppa_va_start): New.
15407 (hppa_va_arg): New.
15408 * pa.h (EXPAND_BUILTIN_VA_START): New.
15409 (EXPAND_BUILTIN_VA_ARG): New.
15411 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
15413 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
15414 and tag the spill mems.
15415 (mn10300_va_start): New.
15416 (mn10300_va_arg): New.
15417 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
15418 (EXPAND_BUILTIN_VA_ARG): New.
15420 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
15422 * mn10200.c (mn10200_va_arg): New.
15423 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
15425 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
15427 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
15428 rather than play with TREE_INT_CST_LOW.
15430 1999-07-27 Philip Blundell <pb@nexus.co.uk>
15432 * config/arm/telf.h: Include dbxelf.h.
15433 (CPP_PREDEFINES): Only define if not already defined.
15434 (ASM_IDENTIFY_GCC): Likewise.
15435 (SUBTARGET_EXTRA_SECTIONS): Likewise.
15436 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
15437 * config/arm/thumb.h (LINK_SPEC): Only define if not already
15439 (DBX_DEBUGGING_INFO): Don't define.
15440 * config/arm/linux-telf.h: New file.
15441 * config/arm/linux-tgas.h: New file.
15442 * config/arm/t-thumb-linux: New file.
15443 * config/arm/uclinux-elf.h: New file.
15444 * config/arm/uclinux-telf.h: New file.
15445 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
15446 thumb-*-uclinux): New targets.
15447 * configure: Regenerate.
15449 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
15451 * pa.md (post_store, pre_load): New expanders.
15452 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
15453 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
15454 need to directly generate RTL for them.
15455 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
15458 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
15460 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
15461 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
15462 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
15463 (secndary_reload_class): Make TARGET_ELF conditional compile.
15464 (print_operand_address): Similar.
15465 (output_toc): Print all values as hex.
15466 (get_issue_rate): Rearrange and add RS64A and PPC630.
15467 * rs6000.h (processor_type): Add RS64A and PPC630.
15468 (PROCESSOR_POWERPC64): New.
15469 (PROMOTE_MODE): Use word_mode.
15470 (RTX_COSTS): Add RS64A and PPC630.
15471 * rs6000.md (scheduling information): Add lmul and ldiv
15472 representing 64-bit integer multiply and divide. Add rs64a and
15473 PPC630 information.
15474 (ashldi3): Add support for "rldic" instruction.
15475 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
15477 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
15479 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
15480 instead of V8 for sparclite86x in cpu_table.
15482 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15484 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
15485 output_file_directive.
15487 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
15489 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
15490 tree for op1, not the rtl.
15492 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
15494 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
15495 to m88k_va_start, leaving only the register spill.
15496 (m88k_build_va_list): New.
15497 (m88k_va_start): New.
15498 (m88k_va_arg): New.
15499 * m88k.h (BUILD_VA_LIST_TYPE): New.
15500 (EXPAND_BUILTIN_VA_START): New.
15501 (EXPAND_BUILTIN_VA_ARG): New.
15503 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
15505 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
15506 Rename from expand_builtin_saveregs.
15507 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
15509 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
15511 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
15512 for the register spill block.
15513 (i960_build_va_list): New.
15514 (i960_va_start): New.
15515 (i960_va_arg): New.
15516 * i960.h (BUILD_VA_LIST_TYPE): New.
15517 (EXPAND_BUILTIN_VA_START): New.
15518 (EXPAND_BUILTIN_VA_ARG): New.
15519 * i960.md (store_multiple): Use change_address on individul mems.
15521 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
15523 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
15525 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
15526 (expand_builtin_va_end): Evaluate arg for side effects.
15527 * c-common.c (c_common_nodes_and_builtins): Construct a
15528 va_list_arg_type_node to handle array decomposition to pointer.
15530 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
15532 * except.c (start_dynamic_cleanup): Use force_operand on the
15535 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
15537 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
15538 * c4x.c (c4x_va_arg): New.
15540 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
15542 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
15543 has manual_pop set.
15545 1999-07-26 Nathan Sidwell <nathan@acm.org>
15547 * eh-common.h (__eh_matcher): Prototype correctly.
15549 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
15551 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
15552 (TARGET_SINGLE_PIC_BASE): Likewise.
15553 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
15555 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
15556 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
15557 (TARGET_OPTIONS): Add -mpic-register=N.
15558 (OUTPUT_INT_ADDR_CONST): New macro.
15559 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
15560 LEGITIMATE_PIC_OPERAND_P): Likewise.
15561 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
15562 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
15563 output_addr_const directly.
15564 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
15566 (thumb_pic_register, thumb_pic_register_string): Declare.
15568 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
15570 (label_mentioned_p): New function: Imported from arm.c.
15571 (legitimize_pic_address): New function: Imported from arm.c.
15572 (is_pic):New function: Imported from arm.c.
15573 (thumb_finalize_pic):New function: Imported from arm.c.
15574 (add_constant): Cope with PIC constants.
15575 (fixit): Cope with PIC constants.
15576 (output_return): Do not treat the PIC register as live if
15577 TARGET_SINGLE_PIC_BASE is true.
15578 (thumb_function_prologue): Do not treat the PIC register as live if
15579 TARGET_SINGLE_PIC_BASE is true.
15580 (thumb_expand_prologue): Do not treat the PIC register as live if
15581 TARGET_SINGLE_PIC_BASE is true.
15582 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
15583 TARGET_SINGLE_PIC_BASE is true.
15584 (thumb_print_operand): Accept '|'.
15585 (thumb_override_options): Process PIC options.
15587 * config/arm/thumb.md (movsi): Support PIC.
15588 (call_insn): Change "i" constraint to "X".
15589 (call_value_insn): Likewise.
15590 (consttable_4, consttable_8, consttable_end): Set and clear
15591 "making_const_table" as appropriate.
15592 (pic_load_addr, pic_add_dot_plus_four): New insns.
15594 * invoke.texi (Thumb Options): Fix spelling. Document new
15595 options -msingle-pic-base and -mpic-register=.
15597 1999-07-26 Andrew Haley <aph@cygnus.com>
15599 * config/m32r/initfini.c (__init): Use a full word immediate for
15600 __fini: this allows it to be placed in any memory region.
15602 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
15603 -mmodel=medium. This is OK for all memory models.
15605 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
15607 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
15608 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
15610 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
15612 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
15615 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
15617 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
15619 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
15620 (BUILD_VA_LIST_TYPE): New.
15621 (EXPAND_BUILTIN_VA_START): New.
15622 (EXPAND_BUILTIN_VA_ARG): New.
15623 * i860.c (output_delayed_branch): Disable.
15624 (output_delay_insn): Likewise.
15625 (i860_saveregs): New.
15626 (i860_build_va_list): New.
15627 (i860_va_start): New.
15628 (i860_va_arg): New.
15629 * i860.md: Disable all peepholes using output_delayed_branch.
15630 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
15632 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
15634 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
15635 (BUILD_VA_LIST_TYPE): New.
15636 (EXPAND_BUILTIN_VA_START): New.
15637 (EXPAND_BUILTIN_VA_ARG): New.
15638 * clipper.c (clipper_builtin_saveregs): Only dump registers.
15639 Return the address of the save area.
15640 (clipper_build_va_list): New.
15641 (clipper_va_start): New.
15642 (clipper_va_arg): New.
15644 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
15646 * arc.h (EXPAND_BUILTIN_VA_START): New.
15647 (EXPAND_BUILTIN_VA_ARG): New.
15648 * arc.c (arc_setup_incoming_varargs): Set alias set of
15650 (arc_va_start): New.
15653 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
15655 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
15656 (BUILD_VA_LIST_TYPE): New.
15657 (EXPAND_BUILTIN_VA_START): New.
15658 (EXPAND_BUILTIN_VA_ARG): New.
15659 * alpha.c (alpha_builtin_saveregs): Delete.
15660 (alpha_build_va_list): New.
15661 (alpha_va_start): New.
15662 (alpha_va_arg): New.
15664 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
15666 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
15668 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
15669 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
15671 * gcc.texi: More changes related to list conversion.
15672 * invoke.texi: Likewise.
15674 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
15676 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
15677 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
15678 (expand_builtin_next_arg): Accept ARGLIST not EXP.
15679 (stabilize_va_list): New function.
15680 (std_expand_builtin_va_start): New function.
15681 (expand_builtin_va_start): New function.
15682 (get_varargs_alias_set): New function.
15683 (std_expand_builtin_va_arg): New function.
15684 (expand_builtin_va_arg): New function.
15685 (expand_builtin_va_end): New function.
15686 (expand_builtin_va_copy): New function.
15687 (expand_builtin): Call them.
15688 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
15689 __builtin_{varargs_start,stdarg_start,end,copy}.
15690 (build_va_arg): New function.
15691 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
15692 (build_va_arg): Declare.
15693 * c-decl.c (ptr_type_node, va_list_type_node): New.
15694 * c-parse.gperf (__builtin_va_arg): New.
15695 * c-parse.in (VA_ARG): New token.
15696 (unary_expr): Recognize it.
15697 * expr.c (expand_expr): Expand VA_ARG_EXPR.
15698 * expr.h (std_expand_builtin_va_start): Declare.
15699 (std_expand_builtin_va_arg): Declare.
15700 (expand_builtin_va_arg): Declare.
15701 (get_varargs_alias_set): Declare.
15702 * tree.def (VA_ARG_EXPR): New.
15703 * tree.h (BUILT_IN_VARARGS_START): New.
15704 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
15705 (ptr_type_node, va_list_type_node): Declare.
15706 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
15707 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
15708 * m88k.h, m88k.c: Likewise.
15709 * mn10300.h, mn10300.c: Likewise.
15710 * pa.h, pa.c: Likewise.
15711 * rs6000.h, rs6000.c: Likewise.
15712 * sh.h, sh.c: Likewise.
15713 * sparc.h, sparc.c: Likewise.
15715 * emit-rtl.c (operand_subword): Copy alias set.
15716 (change_address): Likewise.
15718 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
15720 * pa.c (compute_frame_size): Scan all the used callee saved registers,
15721 not just the first one.
15723 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
15725 * config/arm/arm.h (TARGET_SWITCHES): Add
15726 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
15727 (TARGET_OPTIONS): Add -mpic-register=.
15728 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
15729 (arm_pic_register_string): Declare.
15730 (NEED_PLT_GOT): Delete, replace with ...
15731 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
15732 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
15733 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
15734 * config/arm/arm.c (arm_override_options): Add new option
15736 (arm_pic_register_string): New variable.
15737 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
15738 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
15739 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
15740 (output_return_instruction): Likewise.
15741 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
15742 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
15743 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
15745 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
15746 mention of -msched-prolog. Document new options -msingle-pic-base
15747 and -mpic-register=.
15749 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
15751 * haifa-sched.c (reemit_notes): Tidy.
15752 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
15755 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
15757 * explow.c (trunc_int_for_mode): New function.
15758 (plus_constant_wide): Use it.
15759 * combine.c (simplify_and_const_int): Likewise.
15760 (merge_outer_ops): Likewise.
15761 (simplify_shift_const): Likewise.
15762 * cse.c (simplify_unary_operation): Likewise.
15763 (simplify_binary_operation): Likewise.
15764 * emit-rtl.c (operand_subword): Likewise.
15765 * rtl.h: Declare it.
15767 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15769 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
15770 (use NUM_REGS instead of NUM_INTS).
15772 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15774 * builtins.c: New file.
15775 * expr.c (saveregs_value, apply_args_value): Delete definition,
15776 moved into builtins.c.
15777 (string_constant): No longer static.
15778 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
15779 apply_args_size, apply_result_size, result_vector,
15780 expand_builtin_apply_args, expand_builtin_apply,
15781 expand_builtin_return): Delete functions, moved into builtins.c.
15782 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
15783 * expr.h (saveregs_value, apply_args_value): Declare variables.
15784 (expand_builtin, string_constant): Declare functions.
15785 * Makefile.in: Update to build builtin.o.
15787 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
15789 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
15790 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
15791 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
15792 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
15794 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
15797 1999-07-21 Michael Meissner <meissner@cygnus.com>
15799 * print-rtl.c (print_rtx): Print the names of the virtual
15802 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
15804 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
15805 introduced in previous delta.
15807 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15809 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
15810 to avoid name clash.
15812 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
15814 * c-lex.c (yylex) : Correct the test for overflow when lexing
15817 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
15819 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
15820 (adjust_priority): Always call ADJUST_PRIORITY.
15821 (schedule_insn): Only put insns into the ready at cost 0.
15822 (schedule_block): Remove redundant initial sort. Give clock_var
15823 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
15825 * tm.texi (MD_SCHED_REORDER): Update docs.
15827 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
15828 * sparc.c (ultra_reorder_called_this_block): Delete.
15829 (ultrasparc_sched_init): Don't set it.
15830 (ultrasparc_sched_reorder): Don't check it.
15832 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
15834 * rs6000.h (struct rs6000_args): Add sysv_gregno.
15835 * rs6000.c (init_cumulative_args): Init sysv_gregno.
15836 (function_arg_boundary): Align DFmode.
15837 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
15838 to get fp reg and stack overflow correct.
15839 (function_arg): Likewise.
15840 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
15841 (setup_incoming_varargs): Restructure for ABI_V4; use
15842 function_arg_advance to skip final named argument.
15843 (expand_builtin_saveregs): Properly unskip the last integer arg
15844 when doing varargs. Adjust overflow location calculation.
15846 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
15847 explicitly unsigned.
15848 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
15849 (__VA_GP_REGSAVE): Similarly.
15850 (__va_longlong_p): Delete.
15851 (__va_arg_type_violation): New declaration.
15852 (va_arg): Restructure. Flag promotion errors. Align double.
15853 TFmode passed by reference.
15855 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
15856 in the HOST_BITS_PER_WIDE_INT > 32 case.
15858 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
15860 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
15862 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
15864 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
15865 * toplev.c (documented_lang_options): Add -fpreprocessed.
15866 * cpplib.h (struct cpp_buffer): Add preprocessed.
15867 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
15868 (cpp_start_read): Don't expand macros or emit an initial #line
15869 directive if -fpreprocessed.
15871 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
15873 * cpplib.h (struct cpp_buffer): Added manual_pop for
15874 better C++ tokenization.
15875 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
15876 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
15877 * c-common.c (cpp_token): Make non-static.
15879 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15881 * c-common.h: New file.
15882 * c-common.c (permanent_obstack): Delete unused declaration.
15883 (c_global_trees): New array.
15884 (c_common_nodes_and_builtins): New function; split off common code
15885 from init_decl_processing in both c-decl.c and cp/decl.c.
15886 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
15887 c_global_trees and accessor macros defined in c-common.h.
15888 Include c-common.h.
15889 * c-decl.c: Delete definitions for tree nodes that were replaced by
15891 (init_decl_processing): Build void_list_node.
15892 Call c_common_nodes_and_builtins; delete code to generate the common
15894 * objc/objc-act.c (build_module_descriptor): Rename variable
15895 void_list_node to avoid clash with c-common.h.
15897 * Makefile.in: Update dependencies.
15898 * objc/Make-lang.in: Likewise.
15900 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
15902 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
15903 (UNIQUE_SECTION_P): Likewise.
15904 (UNIQUE_SECTION): Likewise.
15906 1999-07-19 Linas Vepstas <linas@linas.org>
15908 * config/i370/README: New file.
15909 * config/i370/linux.h: New file.
15910 * config/i370/mvs.h: New file.
15911 * config/i370/oe.h: New file.
15912 * config/i370/t-linux: New file.
15913 * config/i370/t-mvs: New file.
15914 * config/i370/t-oe: New file.
15915 * config/i370/x-oe: New file.
15916 * config/i370/xm-linux.h: New file.
15917 * config/i370/xm-mvs.h: New file.
15918 * config/i370/xm-oe.h: New file.
15920 * i370.c (label_node_t): Add first_ref_page, label_addr,
15921 label_first_ref, label_last_ref members.
15922 (mvs_need_base_reload): Renamed from mvs_label_emitted.
15923 (MAX_MVS_LABEL_SIZE): Define.
15924 (MAX_LONG_LABEL_SIZE): Define.
15925 (alias_node_t, alias_anchor, alias_number): New.
15926 (mvs_function_table): Reorder for EBCDIC.
15927 (ascebc, ebcasc): Unconditionally define.
15928 (i370_branch_dest, i370_branch_length): New functions.
15929 (i370_short_branch, i370_label_scan): New functions.
15930 (mvs_get_label): Renamed from mvs_add_label. Search for
15931 an existing label before creating a new one.
15932 (mvs_add_label): New function.
15933 (mvs_get_label_page): New function.
15934 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
15935 over the entire list.
15936 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
15937 (mvs_check_page) [TARGET_ELF_ABI]: New function.
15938 (mvs_add_alias, mvs_need_alias): New functions.
15939 (mvs_get_alias, mvs_check_alias): New functions.
15940 (handle_pragma): New function.
15941 (mvs_function_check): New function.
15942 (unsigned_jump_follows_p): Search harder.
15943 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
15944 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
15945 * i370.h (TARGET_VERSION): Delete.
15946 (CPP_SPEC, CPP_PREDEFINES): Delete.
15947 (mvs_label_emitted): Delete.
15948 (TARGET_EBCDIC): Delete.
15949 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
15950 (HANDLE_PRAGMA): Define.
15951 (HARD_REGNO_NREGS): Handle complex modes.
15952 (HARD_REGNO_MODE_OK): Likewise.
15953 (CLASS_MAX_NREGS): Likewise.
15954 (RET_REG): Likewise.
15955 (EXTRA_CONSTRAINT): Define.
15956 (RETURN_IN_MEMORY): True for DImode.
15957 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
15958 (FUNCTION_PROFILER): Delete.
15959 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
15960 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
15961 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
15962 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
15963 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
15964 (ASM_FILE_START): Add "RMODE ANY".
15965 (ASM_OUTPUT_EXTERNAL): Check for aliases.
15966 (ASM_GLOBALIZE_LABEL): Likewise.
15967 (ASM_OUTPUT_LABELREF): Likewise.
15968 (ASM_OUTPUT_COMMON): Likewise.
15969 (PRINT_OPERAND): Handle 'K', 'W', default.
15970 (PRINT_OPERAND_ADDRESS): New.
15971 (Lots of defines): Add support for TARGET_ELF_ABI.
15972 * i370.md (attr length): New. Define for all patterns.
15973 (*): Lots of tweeks to assembly output and constraints.
15975 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
15977 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
15978 Disable patterns performing SImode comparisons with SImode values
15979 if TARGET_POWERPC64 and instruction does not sign-extend or does
15980 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
15981 differ for signed quantities.
15982 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
15983 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
15984 (decrement_and_branch_on_count): Add 64-bit variant.
15986 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15988 * final.c (output_asm_insn): When searching for the matching string
15989 for a given dialect, don't run past the end of the list of
15990 alternatives if there are fewer alternatives in the template than
15993 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
15995 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
15996 Removed paragraph about compression of files and size limitation,
15997 duplicated in the FAQ. Use gcc-patches for posting patches.
15998 * gcc.c (main): Updated URL with bug reporting instructions to
15999 gcc.gnu.org. Removed e-mail address.
16000 * system.h (abort): Likewise.
16002 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16004 * Makefile.in (stmp-multilib-sub): Make the files extracted
16005 from $(LIBGCC1) writable.
16007 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
16009 * config/arm/aout.h: Reformat for improved readability.
16011 * config/arm/arm.h: Reformat for improved readability.
16012 Replace uses of fprintf with asm_fprintf where appropriate.
16013 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
16014 function declaration assembler actions.
16015 (NUM_INTS): New macro: Convert from bytes to words.
16016 (NUM_REGS): New macro: Compute number of registers required to
16017 hold a quanitity of tyep MODE.
16018 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
16020 (NUM_ARG_REGS): New macro: The number of argument registers
16022 (ARG_REGISTER): New macro: Compute the register number of the Nth
16024 (LAST_ARG_REGNUM): New macro: The number of the last argument
16026 (SP_REGNUM): New macro: Register number of the stack pointer.
16027 (FP_REGNUM): New macro: Register number of the frame pointer.
16028 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
16029 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
16030 CUMULATIVE_ARGS so that it counts registers not bytes.
16032 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
16034 Replace uses of fprintf with asm_fprintf where appropriate.
16035 (output_ascii_pseudo_op): Replace with version from thumb.c
16037 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
16039 * config/arm/elf.h (CPP_PREDEFINES): Replace with
16040 SUBTARGET_CPP_SPEC.
16041 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
16042 (ASM_FILE_START): Emit ASM_APP_OFF.
16044 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
16046 * pa.c (compute_frame_size): Round frame according to
16047 STACK_BOUNDARY rather than a hardwired value.
16049 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
16051 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
16053 * configure: Rebuilt.
16055 * configure.in (hppa*-*-linux*): New configuration.
16056 * configure: Rebuilt.
16057 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
16058 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
16059 * pa/pa-linux.h: New file.
16060 * pa/t-linux: New file.
16061 * pa/xm-linux.h: New file.
16063 * pa.c (hppa_legitimize_address): Change references from SImode to
16064 either Pmode or word_mode as appropriate.
16065 (emit_move_sequence, store_reg, load_reg): Likewise.
16066 (set_reg_plus_d, hppa_expand_prologue): Likewise.
16067 (output_mul_insn): Likewise.
16068 * pa.h (PROMOTE_MODE): Likewise.
16069 (INITIALZE_TRAMPOLINE): Likewise.
16070 (Pmode): Define to word_mode.
16072 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
16073 value of 4. Allocate 8 bytes for each FP register save.
16074 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
16076 (hppa_expand_prologue): Likewise.
16077 * pa.h (PROMOTE_MODE): Likewise.
16078 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
16079 (FUNCTION_ARG_BOUNDARY): Likewise.
16081 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
16083 * pa.c (out_of_line_prologue_epilogue): Delete.
16084 (override_options): Remove -mspace related code.
16085 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
16086 (compute_frame_size): Only allocate space for register that
16087 actually need to be saved.
16088 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
16089 (TARGET_SWITCHES): Remove -mspace, -mno-space
16090 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
16091 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
16092 * pa/ee.asm, pa/ee_fp.asm: Delete.
16094 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
16096 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
16097 directive in column zero.
16099 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
16101 * m68k.c (output_function_prologue): Fix computation of save mask
16102 when generating PIC code.
16104 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
16106 * tree.c (build_type_attribute_variant): Move current_obstack restore
16107 after build_qualified_type call.
16109 1999-07-15 Mark Mitchell <mark@codesourcery.com>
16111 * configure.in: Use t-iris6, even with GNU LD.
16112 * config/mips/iris6gld.h: Fix typo in linker spec.
16113 * config/mips/t-iris6gld: Remove.
16115 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
16117 * rs6000.md (insv, extzv): Remove SImode dependence in named
16118 patterns. Explicitly generate DImode RTL if PowerPC64 and
16120 (insvdi): Reverse start and size in instruction template.
16122 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
16124 * invoke.texi: Typo fixes.
16126 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
16128 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
16129 handle at this time instead of silently generating incorrect code.
16130 (gen_imagpart): Likewise.
16132 * reload.c (find_reloads): Emit a USE for a pseudo register without
16133 a hard register if we could not create an optional reload for the
16136 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16138 * c-typeck.c (output_init_element, process_init_element):
16139 When advancing constructor_unfilled_fields for a RECORD_TYPE,
16140 check for nameless bit fields.
16142 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
16144 * regclass.c (scan_one_insn): Notice subregs that change the
16145 size of their operand.
16146 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
16148 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
16150 * configure.in (alpha*-*-*): Include alpha/t-ieee.
16151 * configure: Rebuilt.
16152 * alpha/t-ieee: New file.
16154 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
16156 * rs6000.c (find_addr_reg): Do not select r0 as an address
16159 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
16161 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
16163 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
16165 * rs6000.md (movsf): Do not force easy FP constants into memory.
16167 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
16168 immed_double_const to ensure they are properly truncated then
16171 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
16173 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
16174 always unless NO_DEBUG is used. Compile this code
16176 (replace_symbols_in_block): Compile it unconditionally.
16178 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
16180 * configure.in (i?86-*-elf*): New target.
16181 * configure: Rebuilt.
16182 * i386/i386elf.h, i386/t-i386elf: New files.
16184 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
16186 * toplev.c (main): Don't complain about saying -gdwarf.
16187 (rest_of_compilation): Remove redundant code.
16189 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
16191 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
16193 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
16195 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
16196 "Li960R:", to avoid name clash.
16198 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16200 * loop.c (check_dbra_loop): When reversing a loop, delete all
16201 REG_EQUAL notes referencing the reversed biv except those which are
16202 for a giv based on it.
16204 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
16206 * version.c: Drop "gcc-" prefix from version #.
16208 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
16210 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
16211 the label if we're being verbose.
16213 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
16215 * m68k.c (output_function_prologue): Add pic register to mask
16216 if live and flag_pic.
16217 (output_function_epilogue): Likewise.
16219 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
16221 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
16222 directives in column zero.
16224 * pa/elf.h (ASM_FILE_START): Define.
16225 * pa/som.h (ASM_FILE_START): Include .level directives.
16226 * pa/hpux10.h (ASM_FILE_START): Delete.
16227 * pa/hpux11.h (ASM_FILE_START): Delete.
16229 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
16231 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16233 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
16234 when reload_out equals reload_in.
16236 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
16238 * invoke.texi (Spec Files): New node: Describe the contents of
16241 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
16243 * invoke.texi (DEC Alpha Options): Put @end table at
16244 beginning of line, to avoid confusing texi2html.
16246 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
16248 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
16249 introduced in previous delta.
16251 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16253 * reload1.c (gen_reload): When synthesizing a 3 operand add
16254 sequence, improve test for when to reload OP1 into the reload
16255 register instead of OP0.
16257 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
16259 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
16261 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
16263 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
16266 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
16268 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
16269 (va_dcl): Use __builtin_va_alist_t.
16271 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
16273 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
16274 on the permanent_obstack.
16275 * dwarfout.c (output_type): Likewise.
16277 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
16279 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
16280 Merged from c-typeck.c and cp/typeck.c.
16281 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
16282 Merged into c-common.
16284 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
16286 * c-lex.c (errorcount): Declare it.
16287 (finish_parse): Update errorcount when using CPPLIB.
16289 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
16291 * fixinc/inclhack.def(end_else_label): Double the backslash so
16292 sed gets a chance to see it.
16293 * fixinc/inclhack.sh: regen
16294 * fixinc/fixincl.x: regen
16296 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
16298 Add framework to support armv5 architecture when it becomes
16301 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
16302 (arm_arch5): New variable.
16303 (all_architectures): Add armv5 line.
16304 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
16305 -march=armv5 is specified on the command line.
16306 (arm_arch5): Export this variable.
16307 * invoke.texi: Document new string accepted by -march= switch for
16310 * config/arm/arm.h: Replace use of constant 12 as a register
16311 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
16312 * config/arm/arm.c: Replace use of constant 12 as a register
16313 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
16315 * config/arm/elf.h: Tidy up.
16316 * config/arm/coff.h: Tidy up.
16318 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
16320 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
16321 * gcc/config/mips/t-iris6gld: New file.
16322 * gcc/config/mips/iris6gld.h: Likewise.
16324 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
16326 * c-decl.c (widest_integer_literal_type_node,
16327 widest_unsigned_literal_type) : New.
16328 (init_decl_processing): Handle/use the two new types.
16329 * c-common.c (type_for_size,type_for_mode) : Same.
16330 * c-lex.c (yylex) : Same.
16331 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
16333 * c-tree.h (widest_integer_literal_type_node,
16334 widest_unsigned_literal_type) : New.
16336 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
16338 * dwarfout.c (field_byte_offset): Correctly compute the object's
16339 byte offset for the first bit of a field which crosses an alignment
16340 boundary on a !BYTES_BIG_ENDIAN target.
16342 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
16344 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
16347 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
16348 Jeff Law <law@cygnus.com>
16350 * ginclude/varargs.h (va_dcl): Use word_mode for type of
16353 * except.c: Include intl.h.
16354 (expand_eh_return): Set current_function_cannot_inline.
16355 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
16356 * function.h (struct function): Add eh_return_stub_label.
16357 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
16358 * Makefile.in (except.o): Depend on intl.h.
16360 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
16362 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
16363 same as offsettable in cases 1 and 2.
16365 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
16367 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
16368 (extlh, extwh): Likewise.
16370 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
16372 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
16374 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
16376 * configure.in: Add arm-pe and thumb-pe targets.
16377 * configure: Regenerate.
16379 * thumb.c (arm_naked_function_p): New function: Determines if
16380 a function is naked (has no gcc generated prologue/epilogue).
16381 (is_called_in_ARM_mode): Return true if the func has the
16382 interfacearm attribute.
16383 (output_return): Do not generate a return for naked functions.
16384 (thumb_function_prologue): Do not generate a prologue for
16386 (thumb_expand_prologue): Do not generate a prologue for naked
16388 (thumb_expand_epilogue): Do not generate an epilogue for naked
16390 (arm_valid_machine_decl_attribute): New function, copied from
16391 arm.c: Permit naked and interfacearm attributes.
16393 * config/arm/pe.c: New file: Support code for arm-pe target.
16394 * config/arm/pe.h: New file: Header file for arm-pe target.
16395 * config/arm/tpe.h: New file: Header file for thumb-pe target.
16396 * config/arm/t-thumb-pe: New file: Makefile fragment for
16399 1999-07-01 Mark Kettenis <kettenis@gnu.org>
16401 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
16402 -fPIC or -fpic is specified.
16404 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
16406 * expr.c (emit_block_move): Use copy_to_mode_reg for
16407 !TARGET_MEM_FUNCTIONS case too.
16409 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
16411 * configure: Rebuilt.
16412 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
16413 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
16414 definitions made redundant by dbxelf.h inclusion. Delete
16415 lots of definitions related to assembly output that are
16416 specific to the SOM object format.
16417 * pa.c (output_function_prologue): Do not emit the function's
16419 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
16420 * pa-pro.h: Deleted.
16421 * som.h: New file with SOM specific definitions.
16422 * elf.h: New file with ELF specific definitions.
16424 * elfos.h (const_section): Output a tab before assembler directives.
16425 (ctors_section, dtors_section): Likewise.
16426 (ASM_OUTPUT_SECTION_NAME): Likewise.
16428 * pa/pa1.h: Delete unused file.
16430 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
16432 * configure.in (hppa*-hp-hpux11*): New configuration.
16433 * configure: Rebuilt.
16434 * pa/pa-hpux11.h: New file.
16435 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
16438 * mips.md (leasi, leadi): New patterns.
16440 * expr.c (emit_block_move): Properly handle case where one of the
16441 block move arguments has a queued increment or decrement.
16442 (clear_storage): Similarly. Fix formatting goof.
16444 1999-06-28 "David O'Brien" <obrien@NUXI.com>
16446 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
16447 semicolon from the BSD VA_LIST replacement expression.
16449 * fixinc/inclhack.sh: regen
16450 * fixinc/fixincl.x: regen
16452 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
16453 now use the fixincl program.
16455 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
16457 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
16458 case. Also make the PIC register call_used.
16460 * m68k.h (FINALIZE_PIC): Delete.
16461 * m68k.c (finalize_pic): Delete.
16463 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
16465 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
16468 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
16470 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
16472 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
16474 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
16476 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
16478 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
16480 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
16482 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
16484 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
16486 * rs6000.c (output_toc): Always use hex values for floating-point
16487 constants. Store single-precision values in upper-half of TOC
16488 entry in 64-bit mode.
16489 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
16490 to final constraints.
16491 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
16492 (fctiwz): Improve accuracy of RTL for pattern.
16494 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
16496 * expr.c (expand_expr): Allow RTL_EXPR's through the
16497 MAX_INTEGER_COMPUTATION_MODE checks.
16499 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
16501 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
16502 such that MASK_SUPPORT_ARCH is not negative.
16504 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
16506 * loop.c (verify_dominator): Properly handle ADDR_VEC and
16507 ADDR_DIFF_VEC insns that appear inside loops.
16509 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
16510 Jeff Law <law@cygnus.com>
16512 * rs6000.md (movdf_hardfloat32): Revert previous patch.
16513 Handle LO_SUM the same as offsettable in cases 1 and 2.
16514 * rs6000.c (find_addr_reg): Revert previous patch.
16516 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
16518 * system.h (strstr): New external function declaration.
16519 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
16520 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
16521 * config.in, configure: Rebuilt.
16523 1999-06-24 Tom Tromey <tromey@cygnus.com>
16525 * gcc.c (main): Read user-specified specs files after computing
16526 additional startfile_prefixes.
16528 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
16530 Revert these two patches:
16532 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16533 * loop.c (strength_reduce): When doing biv->giv conversion, update
16534 reg note of NEXT->insn.
16536 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16537 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
16539 (recombine_givs): Set ix field after sorting.
16541 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16543 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
16544 for the parts of an UNSPEC / UNSPEC_VOLATILE.
16546 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
16548 *fixinc/inclhack.def: Add fix development commentary
16549 (read_ret_type): reactivate and add selection clause
16550 (zzz_*): tweak output file name to match what is used in hackshell.tpl
16551 *fixinc/{fixincl.x|inclhack.sh}: regen
16553 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
16555 * expr.c (expand_expr): STRIP_NOPS before checking against
16556 MAX_INTEGER_COMPUTATION_MODE
16557 (check_max_integer_computation_mode): Likewise.
16559 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
16561 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
16563 1999-06-22 Jim Wilson <wilson@cygnus.com>
16565 * expr.c (store_expr): When target is a promoted subreg, return a
16566 promoted subreg as a result.
16568 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
16570 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
16572 (dwarf2out_define): Mark unused parameters appropriately.
16573 (gen_unspecified_parameters_die): Ditto.
16574 (gen_subprogram_die): Fix signed/unsigned warnings.
16575 (gen_variable_die): Ditto.
16577 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
16579 * fixinc/inclhack.def(end_else_label): combined else_label
16580 and endif_label and fixed the sed expression.
16581 *fixinc/{fixincl.x|inclhack.sh}: regen
16583 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
16585 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
16586 'x' when handling non-offsettable addresses
16588 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
16590 * final.c (shorten_branches): Don't try to split an insn that has
16593 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
16595 * config/mips/mips.c (symbolic_expression_p): New function.
16596 (mips_select_rtx_section): Put symbolic expressions in the
16597 data section, not the read-only data section.
16599 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
16601 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
16603 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
16605 * collect2.c (main): Log frame table count.
16606 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
16607 (scan_prog_file) [COFF]: Handle frame tables.
16609 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
16610 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
16611 * alpha/elf.h: Undef them again.
16612 * alpha/vms.h: Remove their definitions.
16614 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16616 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
16617 remove the clobber of r0 and change the REG_UNUSED note to
16620 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
16622 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
16623 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
16624 fits in HOST_WIDE_INT and one uses union to access a long constant
16627 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
16629 * sparc.c (sparc_override_options): Don't allow profiling for
16630 code models other than medlow.
16631 (sparc_function_profiler): New function from old FUNCTION_PROFILER
16632 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
16633 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
16634 (sparc_block_profiler): Likewise.
16635 (sparc_function_block_profiler_exit): Likewise.
16636 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
16637 (FUNCTION_BLOCK_PROFILER): Likewise.
16638 (BLOCK_PROFILER): Likewise.
16639 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
16640 (MCOUNT_FUNCTION): New.
16641 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
16642 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
16643 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
16644 (MCOUNT_FUNCTION): New.
16645 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
16646 (BLOCK_PROFILER): Delete.
16647 (MCOUNT_FUNCTION): New.
16649 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
16651 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
16653 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
16655 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
16658 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
16661 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
16664 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
16667 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
16669 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
16672 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
16674 * i386/djgpp.h (LIB_SPEC): New.
16675 (STARTFILE_SPEC): New.
16677 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
16679 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
16681 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
16684 * system.h (WSTOPSIG): New macro.
16686 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
16688 * c-pragma.c (push_alignment): Don't ignore alignments greater than
16690 (insert_pack_attributes): Take into account member natural
16693 * i386/winnt.c (exports_head): New static variable.
16694 (i386_pe_record_exported_symbol): New function.
16695 (i386_pe_asm_file_end): Use.
16696 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
16697 symbols to be emitted at end of assembly.
16698 (ASM_DECLARE_OBJECT_NAME): Likewise.
16699 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16701 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
16704 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
16706 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
16709 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
16711 * haifa-sched.c (sched_analyze_1): Use free_list instead of
16712 zapping reg_last_uses directly.
16713 (sched_analyze_2, sched_analyze_insn): Likewise.
16714 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
16716 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
16718 * rs6000.md (movdf_hardfloat32): Use worst case insn length
16719 attributes for cases 1 and 2.
16721 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
16723 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
16726 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
16728 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
16730 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
16732 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
16733 PIC_OFFSET_TABLE_REGNUM for general alloaction.
16734 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
16735 must be stacked if it is used for PIC accesses.
16736 * arm.c (use_return_insn): Handle PIC register specially.
16737 (output_return_instruction): Likewise.
16738 (output_func_{prologue,epilogue}): Likewise.
16739 (output_expand_prologue): Likewise.
16741 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
16742 (*strsi_predec): Renamed from *strqi_predec.
16743 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
16744 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
16746 * arm.c (arm_override_options): Remove warning about PIC code
16747 not being supported.
16749 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
16751 * rs6000.c (find_addr_reg): New function.
16752 * rs6000.h (find_addr_reg): Declare.
16753 (offsettable_addr_operand): Delete.
16754 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
16755 from and stores to GPRs.
16757 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
16759 * alpha.c (alpha_expand_block_move): Use get_insns rather than
16760 gen_sequence as argument to emit_no_conflict_block.
16762 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16764 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
16765 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
16766 *fixinc/fixincl.x: regen
16767 *fixinc/inclhack.sh: regen
16769 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
16771 * added support for -mpcrel (PC relative addressing for m68k)
16772 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
16773 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
16774 * m68k.c (print_operand_address): Handle 32-bit PIC case.
16775 (comments for general_src_operand): Add some explanation
16776 about EXTRA_CONSTRAINTS.
16777 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
16778 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
16779 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
16780 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
16781 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
16782 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
16783 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
16784 if not already set.
16785 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
16786 * m68k.h (TARGET_PCREL): New target flag.
16787 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
16788 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
16789 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
16790 contains a SYMBOL_REF. Relax this constraint during reload, since
16791 we want to use the predicates, not reload's built-in concept of a
16792 valid memory address, to control what insns need reloading.
16793 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
16794 operands (essentially 'g', 'm', and 's' under normal circumstances).
16795 * m68k.c (print_operand): Cause printing of pc-relative addresses
16796 to include pc register.
16797 (print_operand_address): Ditto.
16798 (general_src_operand): Accept operands that are not only
16799 general_operands, but are also valid when used as a pc-relative
16801 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
16802 (memory_src_operand): Similar, for memory_operands.
16803 (pcrel_address): New predicate to accept the special case of a
16804 pc-relative address.
16805 * m68k.md (many patterns): Rewrite common SImode, HImode, and
16806 QImode insns to accept *_src_operand instead of *_operand where
16807 pc-relative operands can fit. For example, a pc-relative operand
16808 can be used as a memory source operand for addsi3, but not as a
16809 memory destination.
16810 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
16812 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
16814 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
16815 .thumb_set pseudo op to mark aliases of thumb functions.
16817 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
16819 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
16820 preference to ASM_OUTPUT_DEF, if it is defined.
16822 * tm.texi: Document new, optional target macro
16823 ASM_OUTPUT_DEF_FROM_DECLS.
16825 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16827 * fixincludes: ISCNTL patch
16828 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
16829 (dgux_int_varargs): new for DG/UX
16830 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
16832 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
16834 * invoke.texi (ia32 options): Fix typo.
16836 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16838 * loop.c (strength_reduce): When doing biv->giv conversion, update
16839 reg note of NEXT->insn.
16841 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
16843 * loop.c (move_movables): Note issues with replacing REGs with
16845 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
16847 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
16849 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
16851 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
16852 the reference to `mcount' was not correct for the ELF on FreeBSD.
16854 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16856 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
16859 (recombine_givs): Set ix field after sorting.
16861 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
16863 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
16864 to safe to extract a subword out of a REG.
16866 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16868 * sh.md (mulsi3): Don't add a no-op move at the end.
16870 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16872 * cse.c (cse_insn): Don't put hard register source into tables for
16873 the last insn of a libcall.
16875 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16877 * loop.c (strength_reduce): Insert sets of derived givs at every
16878 biv increment, even if it's the only one.
16880 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
16882 * dwarfout.c (add_incomplete_type): New fn.
16883 (output_type): Call it.
16884 (retry_incomplete_types): New fn.
16885 (dwarfout_finish): Call it.
16887 From Eric Raskin <ehr@listworks.com>:
16888 (output_type): Output types for bases.
16890 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
16892 * mips.c (mips_output_conditional_branch): Add `break'
16893 between `default' label and `close braces'.
16895 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
16897 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
16898 specifications and make it realistic.
16899 (LIB_SPEC): Likewise.
16901 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
16903 * config/mips/mips.c (mips_secondary_reload_class): Check for
16904 (PLUS (SP) (REG)) and return appropriate register class.
16905 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
16906 Handle (PLUS (SP) (REG)).
16907 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
16908 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
16909 of emit_insn for tablejump.
16911 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
16913 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
16914 asm_fprintf format string by itself.
16915 (output_function_profiler): Likewise.
16917 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
16919 * combine.c (simplify_logical, case AND): Only call
16920 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
16921 or the constant is positive.
16923 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
16925 * configure.in: Fix typo in rs6000-ibm-aix4 case.
16926 * configure: Regenerate.
16928 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
16930 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
16931 require a sub-version #.
16932 * configure: Rebuilt.
16934 1999-06-14 Robert Lipe (robertlipe@usa.net)
16936 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
16938 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
16940 * c-typeck.c (process_init_element): Detect excess elements in
16941 char array initializer.
16943 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
16945 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
16947 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
16949 * invoke.texi (Option Summary): Add -fpermissive flag.
16951 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
16953 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
16954 that require PIC code sequences.
16956 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
16958 * configure.in: Add new target: thumb-elf.
16959 * configure: Regenerate.
16960 * config/arm/t-thumb-elf: New file: Makefile fragment for
16962 * config/arm/telf.h: New file: Header file for thumb-elf
16965 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
16967 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
16968 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
16969 initializers is some circumstances.
16971 * fixinc/inclhack.def (endif_label): Add additional selector for
16972 more bogus stuff after #endif statements.
16973 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
16975 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
16977 * i386/cygwin.h (SET_ASM_OP): Define.
16979 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
16981 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
16983 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16985 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
16988 * sh.md (ic_invalidate_line_i): Remove second alternative.
16990 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16992 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
16993 test for the presence of valid prototypes. Delete bypass expr.
16994 (ioctl_fix_ctrl): Correct the selection expression.
16995 (no_double_slash): Correct quoting rules
16996 *fixinc/fixincl.x: regen
16997 *fixinc/inclhack.sh: regen
16999 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
17001 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
17003 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17005 * rs6000.md (movsi_got_internal_mem): Delete.
17006 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
17007 (GOT_TOC_REGNUM): Delete.
17008 (PIC_OFFSET_TABLE_REGNUM): Define.
17009 (FINALIZE_PIC): Disable.
17010 * rs6000.c (rs6000_got_register): New code for fixed pic register.
17011 (rs6000_replace_regno): Delete.
17012 (rs6000_finalize_pic): Likewise.
17013 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
17015 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17017 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
17018 is a note; use <= for the compare; advance P while it is
17021 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
17023 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
17024 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
17026 * varasm.c (remove_from_pending_weak_list): Verify t->name
17027 is non-NULL before passing it to strcmp.
17029 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17031 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
17032 the typed arguments are not part of a comment
17033 (ioctl_fix_ctrl): Added a purpose comment
17034 *fixinc/fixincl.x: regenerate
17035 *fixinc/inclhack.sh: regenerate
17037 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17039 * invoke.texi: Add C4x invocation docs.
17041 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17043 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
17045 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
17047 (c4x_legitimize_reload_address): New function.
17048 * config/c4x/c4x.md: Update docs.
17050 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
17052 * fixincludes: Avoid removing '.'.
17053 * fixinc/fixinc.svr4: Likewise.
17054 * fixinc/fixinc.winnt: Likewise.
17055 * fixinc/inclhack.tpl: Likewise.
17056 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
17058 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17060 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
17062 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
17064 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
17066 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
17069 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
17071 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
17072 * configure: Regenerate.
17074 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
17076 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
17079 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
17081 * fixinc/inclhack.def (avoid_bool): Also catch
17082 "typedef [unsigned] int bool".
17083 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
17085 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
17086 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
17087 * configure: Rebuilt.
17089 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
17091 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
17092 such that we can override its definitions if necessary.
17093 (CPP_SPEC): New define. Support processor specific predefines via
17095 (CC1_SPEC): New define. Support processor specific compiler
17096 options via %(cc1_cpu).
17097 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
17100 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17102 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
17103 between sed's -e flag, and the open-quote following it.
17104 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
17106 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
17107 Jeffrey A Law (law@cygnus.com)
17109 * varasm.c (assemble_start_function): Remove the function
17110 from the pending weak decls list when we define a function.
17111 (assemble_variable): Similarly for variables.
17112 (weak_finish): Ignore items on the list with a NULL name.
17113 (remove_from_ending_weak_list); New function to "remove" an item
17114 from the pending weak declarations list.
17116 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
17118 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
17120 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
17122 * c-lex.c (GETC): Redefine to call getch.
17123 (UNGETC): Redefine to call put_back.
17124 (putback_buffer): New structure type.
17125 (putback): New static structure.
17126 (getch): New function.
17127 (put_back): New function.
17128 (yylex): Replace unused bytes from bad multibyte character.
17130 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
17132 * cpplib.c (do_define): Cast `alloca' return value.
17133 (do_include, do_undef, do_pragma): Likewise.
17134 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
17136 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
17137 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
17139 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
17141 * sparc.md (abstf2): This should be an expand.
17142 (split after abstf2_notv9): Fix mode.
17143 (abstf2_hq_v9): New pattern.
17144 (abstf2_v9): Only use when no hard quad.
17145 (absdf2_v9): Fix if target is not the same as source.
17146 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
17147 Add correct output constraints.
17149 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
17151 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
17152 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
17154 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
17156 * mips.h (mips_output_conditional_branch): New function.
17157 (mips_adjust_insn_length): Likewise.
17158 (ASSEMBLER_SCRATCH_REGNUM): New macro.
17159 (ADJUST_INSN_LENGTH): Likewise.
17160 * mips.c (print_operand): Add `F' and `W' for floating-point
17161 comparison opcodes.
17162 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
17164 (mips_adjust_insn_length): New function.
17165 (mips_output_conditional_branch): New function.
17166 * mips.md (length): Adjust attribute definition to handle
17167 conditional branches. Change lengths to bytes, rather than
17168 instructions throughout. Remove length attribute from
17169 instructions whose length is four bytes, and rely on the default
17171 (dslot): Fix typo in comment.
17172 Reword conditional branch patterns to use
17173 mips_output_conditional_branch.
17175 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17177 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
17178 (LIB_SPEC): Likewise.
17179 Link with -lprof1_r for -g/-pg.
17181 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
17183 * loop.c (check_dbra_loop): Fix change of Jan 19.
17185 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
17187 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
17188 (STARTFILE_SPEC): Define, override the svr4.h version.
17189 (ENDFILE_SPEC): Likewise.
17191 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
17193 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
17194 * fixinc/fixincl.x: Regenerated.
17195 * fixinc/inclhack.sh: Regenerated.
17197 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17199 * sh.c (barrier_align): Don't return early for normal branch/barrier
17200 when optimizing for SH2.
17202 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
17204 * i386/udk.h (LINK_SPEC): Correct linker search path for
17207 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17209 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
17210 (braf_label_ref_operand): Delete.
17211 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
17212 * sh.md (casesi_jump_2): Operand1 is now the inside of a
17213 label_ref, and has no predicate.
17214 The patten has a predicate to guard against invalid substitutions.
17215 (dummy_jump): Delete.
17216 (casesi): Update use of casesi_jump_2.
17218 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17220 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
17221 *fixinc/fixincl.x: regenerate
17222 *fixinc/inclhack.sh: regenerate
17224 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
17226 * dwarf2out.c (add_incomplete_type): New fn.
17227 (gen_struct_or_union_type_die): Call it.
17228 (retry_incomplete_types): New fn.
17229 (dwarf2out_finish): Call it.
17231 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
17233 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
17234 current block starts with a CODE_LABEL and ends with a CALL and
17235 we can not find all the argument setup instructions for the CALL.
17237 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
17239 Revert this change:
17240 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
17241 something is a candidate for optimize_bit_field_compare.
17243 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17245 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
17247 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
17249 * alpha.c (override_options): Thinko in last patch.
17251 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
17252 (LIB_SPEC): Recognize -pthread.
17254 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
17256 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
17257 definition in config/arm/coff.h
17258 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
17260 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17262 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
17263 fixes that need "file=xxx\n" prepended before invocation
17264 (start_fixer - new): starting the fixer process is complex enough
17265 to warrent its own routine. It prepends the "file=xxx\n" stuff.
17266 (process): uses the new routine; omit usage of putenv()
17267 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
17268 * fixinc/fixincl.x: regenerate
17270 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
17272 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
17273 and version #s (1.1 -> 2.96) as needed.
17274 * README.g77: Kill way out of date file in the toplevel directory.
17276 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
17278 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
17279 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
17280 * configure: Rebuilt.
17281 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
17282 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
17283 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
17284 (SWITCH_TAKES_ARG): Likewise.
17285 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
17286 * config/t-freebsd: Moved from config/i386/ so it can used for all
17289 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
17291 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
17293 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
17295 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
17296 * configure: Rebuilt.
17298 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
17300 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
17301 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
17302 * rs6000/rs6000.c (rs6000_file_start): Use putc.
17303 (rs6000_output_load_toc_table): Same.
17304 (output_prolog, output_mi_thunk): Same.
17305 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
17306 (ASM_GLOBALIZE_LABEL): Use putc.
17308 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
17310 * alpha.md (reload_*_help): New patterns and splitters.
17311 (reload_*): Use them.
17312 (mov[qh]i): Likewise.
17314 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
17316 * cccp.c (handle_directive): Handle backslash-newlines in quoted
17319 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
17321 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
17323 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
17325 * flow.c (mark_regs_live_at_end, insn_dead_p,
17326 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
17327 and HARD_FRAME_POINTER_REGNUM special treatment if reload
17328 hasn't run or the frame pointer is needed.
17329 * haifa-sched.c (attach_deaths): Likewise.
17330 * sched.c (attach_deaths): Likewise.
17332 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
17334 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
17335 calculate_can_reach_end returns nonzero.
17337 * configure.in (native gas tests): Search for an assembler in the
17338 same manner that the installed compiler will.
17339 * configure: Rebuilt.
17340 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
17342 * alias.c (find_base_term): Improve handling of addresses
17343 constructed from binary operations.
17345 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
17347 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
17349 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
17351 * function.h (cleanup_label, frame_offset): Declare.
17352 (tail_recursion_label, tail_recursion_reentry): Likewise.
17353 (arg_pointer_save_area, rtl_expr_chain): Likewise.
17354 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
17355 (tail_recursion_label, tail_recursion_reentry): Likewise.
17356 (arg_pointer_save_area, rtl_expr_chain): Likewise.
17358 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
17360 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
17362 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
17363 (MAX_OFILE_ALIGNMENT): Define.
17365 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
17367 * fixincl.c: Replace local include scheme with #includes of
17368 gansidecl.h and system.h.
17369 * procopen.c: Likewise.
17370 * server.c: Likewise.
17372 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
17374 * i386/t-dgux (EXTRA_PARTS): Add crti.o
17375 (crti.o): Add build rule and dependencies.
17376 * fixinc/fixinc.dgux: Use modified _int_varargs.h
17378 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17380 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
17381 (LIB_LINUX_SPEC): Likewise.
17382 (LIB_LINUX_SPEC): Add support for -pthread
17383 (CPP_OS_LINUX_SPEC): Likewise.
17384 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
17387 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
17389 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
17391 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
17392 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
17393 for IEEE math and CC_FCOMI.
17394 (put_jump_code): No IEEE if CC_FCOMI is set.
17396 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
17398 * fold-const.c (fold_truthop): Make the field reference unsigned
17399 when converting a single bit compare.
17401 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17403 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
17405 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
17407 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
17408 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
17411 * reload.c (push_reload): Do not call remove_address_replacements
17412 when presented with identical optional reloads.
17414 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
17416 * alpha.h (MASK_FIX, TARGET_FIX): New.
17417 (MASK_*): Reorganize constants.
17418 (CPP_AM_FIX_SPEC): New.
17419 (TARGET_SWITCHES): Add FIX.
17420 (EXTRA_SPECS): Likewise.
17421 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
17422 (SECONDARY_MEMORY_NEEDED): Likewise.
17423 (REGISTER_MOVE_COST): Likewise.
17424 * alpha.c (override_options): Add FIX support. Always use
17425 ALPHA_TP_PROG for ev6.
17426 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
17427 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
17428 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
17430 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
17432 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
17433 something is a candidate for optimize_bit_field_compare.
17435 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
17437 * gcc.texi (Passes): Document branch-shortening.
17438 * invoke.texi (Debugging Options): Document the fact that `-dp'
17439 outputs length information for instructions.
17441 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
17443 * flow.c: Revert previous delta.
17445 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
17447 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
17448 FRAME_POINTER_REGNUM.
17449 (mark_set_1): Ditto.
17450 (mark_used_regs): Ditto.
17452 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
17454 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
17455 (GOT_PCREL): New macro. Define to 1 if not already defined.
17456 * arm/elf.h (GOT_PCREL): Define to 0.
17457 * arm.c (arm_finalize_pic): Take into account the setting of
17460 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
17462 * output.h (STRIP_NAME_ENCODING): Provide default definition.
17463 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
17465 * flow.c (mark_set_1): Do not record BLKmode stores as dead
17466 store elimination candidates.
17468 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
17470 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
17473 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
17475 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
17476 Add use of x-aix41-gld.
17478 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
17480 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
17481 (ASM_OUTPUT_DESTRUCTOR): Define.
17483 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
17485 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
17486 last CODE_LABEL in a loop if we have previously passed a jump
17487 to the top of the loop.
17489 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
17491 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
17492 applying Philip's patch.
17494 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
17496 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
17499 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
17501 * loop.c (strength_reduce): Grow reg_single_usage as needed.
17503 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
17505 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
17506 Also remove a useless comment.
17508 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
17510 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
17512 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
17514 * collect2.c (main): Only generate import or export file and add
17515 to link arguments if non-empty. Use xmalloc not alloca.
17516 (write_{export,import}_file): Delete.
17517 (write_aix_file): New function.
17518 (locatelib): Use xmalloc not malloc.
17519 (GCC_OK_SYMBOL): Do not check type if aix64.
17521 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
17523 Based on patch by Scott Bambrough and Pat Beirne:
17524 * config/arm/arm.c (making_const_table): New variable.
17525 * config/arm/arm.h (making_const_table): Declare.
17526 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
17528 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
17529 Keep track of when we are building the constant table.
17531 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
17533 * config/arm/arm.c (arm_override_options): Fix erroneous warning
17536 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
17538 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
17541 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
17543 * tm.texi (FUNCTION_ARG): Correct description of a stack element
17546 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
17548 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
17550 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17552 * rs6000.c (output_mi_thunk): Enable full support again.
17554 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17556 * sh.h (BRANCH_COST): Define.
17558 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
17560 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
17562 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
17564 * function.c (assign_stack_local): Align stack slot propertly.
17565 (assign_outer_stack_local): Likewise.
17567 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
17569 * expr.h (lang_expand_constant): Declare.
17570 * toplev.c (lang_expand_constant): Define it.
17571 * varasm.c (output_constant): Use it.
17573 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17575 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
17576 Change function definitions to K&R style.
17578 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17580 * fixinc/fixincl.c: We must not ignore SIGCLD now.
17582 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
17584 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
17585 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
17586 (several places): omit static initialization
17587 (process): use single fd, since only the read fd is used
17588 * fixinc/gnu-regex.c: define 'const' away, if not supported
17589 * fixinc/procopen.c(several places): omit static initialization
17590 * fixinc/server.c: define 'volitile' away, if not supported
17592 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
17594 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
17595 asm_fprintf and %L to generate the label name.
17596 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
17597 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
17599 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
17601 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
17602 insn for a conditional jump can not be found.
17604 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
17606 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
17607 on variables in specific sections other than .sbss and .sdata.
17609 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
17611 * stmt.c (expand_return): Call start_cleanup_deferral and
17612 end_cleanup_deferral around conditional code.
17614 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17616 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
17617 filename lists. Utilizes new "krstr" AutoGen function.
17618 * fixinc/fixincl.x: Rebuilt.
17620 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
17622 * i386.c (output_float_compare): Avoid GNU-C extensions.
17624 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
17626 * version.c: Bump to distinguish mainline tree from the
17629 See ChangeLog.1 for earlier changes.