1 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
3 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
5 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
7 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
8 * flow.c (find_use_as_address): Likewise.
9 * function.c (fixup_var_refs_1): Likewise.
10 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
11 * jump.c (invert_exp, redirect_exp): Likewise.
12 * loop.c (replace_call_address): Likewise.
13 (count_nonfixed_reads): Likewise.
14 * rtlanal.c (modified_between_p): Likewise.
15 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
16 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
17 * unroll.c (remap_split_bivs): Likewise.
19 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21 * diagnostic.c (v_message_with_decl): Use .* format specifier
22 instead of building the format specifier width manually.
24 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
25 determining whether to provide a prototype. Remove the
26 sys_siglist clause in the conditional.
28 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
30 * fold-const.c (operand_equal_p): Use memcmp to compare string
32 Suggested by D. J. Bernstein
34 1999-12-17 Jakub Jelinek <jakub@redhat.com>
36 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
37 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
39 * config/mips/mips.h (TARGET_64BIT): Likewise.
40 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
41 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
42 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
43 dsps. Give routines proper names if SI/DI modes are not used.
44 * longlong.h: Use DWunion instead of DIunion.
46 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
48 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
49 GC_CHECKING, GC_ALWAYS_COLLECT.
50 * configure.in: Allow --enable-checking with an argument
51 listing check modes to enable.
52 * config.in, configure: Rebuilt.
53 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
54 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
55 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
56 ENABLE_GC_ALWAYS_COLLECT.
57 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
59 * tree.h, tree.c: Change ENABLE_CHECKING to
60 ENABLE_TREE_CHECKING throughout.
62 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
64 * fold-const.c (fold_truthop): Properly check for FP RHS.
66 1999-12-24 Mark Mitchell <mark@codesourcery.com>
68 * toplev.h (note_deferall_of_defined_inline_function): Declare.
69 * toplev.c (note_deferral_of_defined_inline_function): New
70 function, split out from ...
71 (rest_of_compilation): ... here. Use it.
73 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
75 * expr.c (store_constructor): Don't call clear_storage if size is
78 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
80 * Makefile.in (toplev.o): Depend on loop.h.
82 * dwarfout.c: Include tm_p.h.
84 * emit-rtl.c (restore_emit_status): Mark parameter with
87 * final.c (final_scan_insn): Likewise.
89 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
90 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
91 flow_depth_first_order_compute, flow_loop_pre_header_find,
92 flow_loop_tree_node_add, flow_loops_tree_build,
93 flow_loop_level_compute, flow_loops_level_compute,
94 flow_loop_outside_edge_p): Add prototypes.
95 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
97 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
98 Mark with ATTRIBUTE_NORETURN.
100 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
102 * local-alloc.c (no_conflict_p): Likewise.
104 * loop.c (insert_bct): Hide definitions of variables with hidden
106 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
108 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
109 with ATTRIBUTE_UNUSED.
110 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
111 (reg_scan): Likewise.
113 * reload.c (find_reloads): Remove unused variables `changed'.
115 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
117 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
118 Remove unused variable `insn'.
120 * toplev.c: Include loop.h.
121 (report_file_and_line): Remove unnecessary prototype.
123 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
125 * unroll.c (biv_total_increment): Likewise.
127 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
129 * reload1.c (emit_input_reload_insns): Restore old behaviour
130 wrt. 'special' reloads.
132 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
134 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
135 hash.h. (cse.c): Don't depend on hashtab.h.
137 * cse.c: Don't include hashtab.h.
138 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
140 * ggc-simple.c: Don't include hash.h.
142 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
144 * dwarf2out.c (add_abstract_origin_attribute): Call
145 gen_abstract_function on our function context.
147 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
149 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
151 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
153 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
156 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
158 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
159 constraints to "a!r".
161 1999-12-21 Mark Mitchell <mark@codesourcery.com>
163 * Makefile.in (calls.o): Depend on function.h.
166 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
168 * reload1.c (emit_reload_insns): Break out code and variables into...
169 (input_reload_insns, other_input_address_reload_insns,
170 other_input_reload_insns, input_address_reload_insns,
171 inpaddr_address_reload_insns, output_reload_insns,
172 output_address_reload_insns, outaddr_address_reload_insns,
173 operand_reload_insns, other_operand_reload_insns,
174 other_output_reload_insns): ... new static variables, and...
175 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
176 do_output_reload): ... new functions.
178 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
180 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
182 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
184 * md.texi: Add c4x constraints documentation.
186 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
188 * config/i386/dgux.c (struct option): Rename to
189 lang_independent_option.
190 (struct m_options): Add description field.
191 (output_options): Rename option type, add sep declaration, output
192 ix86_cpu_string and ix86_arch_string only if set.
193 (output_file_start): Rename option type.
195 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
197 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
199 (libgcc2.a): Similarly.
201 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
203 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
204 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
205 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
207 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
209 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
210 Remove redundant initialization of "frexpon" and "expon".
212 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
214 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
216 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
217 (store_constructor_field, expand_expr): Pass new arg.
219 1999-12-20 Mark Mitchell <mark@codesourcery.com>
221 * Makefile.in (explow.o): Depend on function.h.
223 * stor-layout.c (set_sizetype): Fix typo.
225 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
227 * function.c (cfun): Renamed from current_function. All users
229 * function.h (cfun): Rename declaration as well.
231 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
232 to be of type regset_head, not regset. All users changed by adding
234 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
236 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
238 * config/c4x/rtems.h: New file.
240 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
242 * reload1.c (spill_failure): Take class of failed reload as argument
243 and print it. Caller changed.
245 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
247 * rs6000.h (SUBTARGET_DEFAULT): New macro.
248 (TARGET_SWITCHES): Allow subtargets to default switches.
249 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
251 1999-12-18 Mark Mitchell <mark@codesourcery.com>
253 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
256 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
258 * cccp.c (main): Define __STDC_VERSION__ as necessary.
259 * cppinit.c (cpp_handle_option): Likewise.
261 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
262 determine when to define.
264 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
266 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
267 cmove with mismatched test and data modes.
269 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
271 * c-typeck.c (c_expand_start_case): Don't warn for long switch
274 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
276 * alias.c: Minor reformatting.
279 * stor-layout.c: Likewise.
280 * fold-const.c: Likewise.
281 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
282 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
284 (size_int_wide): Cache nodes even if garbage collecting.
285 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
286 of SAVE_EXPR has no side effects.
287 * cse.c: Move a comment.
288 * tree.c: Minor reformatting.
289 (int_size_in_bytes): Return -1 if constant overflows.
291 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
293 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
295 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
297 * objc/objc-parse.c: Regenerate. This file must be rebuilt
298 after any change to c-parse.in, even if objc-parse.y didn't
301 1999-12-18 David S. Miller <davem@redhat.com>
303 * toplev.c (rest_of_compilation): Restore BLOCK tree
304 reconstruction and branch shortening changes lost in
305 December 18th change.
307 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
309 * config/arm/linux-elf.h: Change all instances of
310 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
311 * config/arm/uclinux-elf.h: Likewise.
313 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
315 * toplev.c (notice, vmessage, v_message_with_file_and_line,
316 v_message_with_decl, file_and_line_for_asm,
317 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
318 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
319 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
320 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
321 pfatal_with_name, fatal_io_error, need_error_newline,
322 last_error_function, last_error_tick, announce_function,
323 default_print_error_function, print_error_function,
324 report_error_function, fnotice, error_with_file_and_line,
325 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
326 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
327 warning_with_decl, warning_for_asm, warning, pedwarn,
328 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
330 (compile_file): Use fnotice instead of notice. Adjust call.
332 * diagnostic.c: New file.
334 * Makefile.in (OBJS): Include diagnostic.o
335 (diagnostic.o): Define dependence.
337 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
339 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
342 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
344 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
346 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
348 * fixtests.c (is_cxx_header): New fn, split out of
350 (else_endif_label): Allow "#endif // comment" in C++ headers,
351 as determined by is_cxx_header.
352 * fixfixes.c (else_endif_label_fix): Update comment.
353 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
355 * genfixes: Correct double thinko in commandline parsing.
356 * hackshell.tpl: Generate correct sh syntax for bypass
359 * inclhack.def (all): Whenever an inserted preprocessor
360 conditional is split over multiple lines, use double
361 backslashes in this file so the fixed header will be readable.
363 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
364 and add bypass entry for correct version of this header.
365 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
366 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
368 (hpux8_bogus_inlines): New fix, split from...
369 (ultrix_atof_param) ... here.
370 (math_expression): Add bypass entry keyed to glibc comment
371 indicating the problem has been dealt with; disable
372 unnecessary sed operations; update commentary.
373 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
374 add select and bypass entries, simplify shell operation.
375 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
377 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
378 ultrix_atof_param): Add select entry.
379 (stdio_va_list, sunos_mather_decl): Add bypass entry.
380 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
381 comments with the fixes they describe.
383 * c-parse.in (string action): Do not warn about ANSI string
384 concatenation in system headers. Affects C parser only.
385 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
387 1999-12-16 Jakub Jelinek <jakub@redhat.com>
389 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
390 compiling libgcc2 the macro depends always on arch cpp defines.
392 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
394 * loop.c (insert_loop_mem): Don't record MEMs from inside
397 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
399 * regclass.c (regclass): Do not use flowgraph when not optimizing.
401 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
402 notes too, create one when replacement failed, attempt to simplify
404 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
407 1999-12-16 Mark Mitchell <mark@codesourcery.com>
409 * crtstuff.c (__dso_handle): Declare.
410 (__cxa_finalize): Likewise.
411 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
414 * invoke.texi: Document -fuse-cxa-atexit.
416 * tree.h (ptr_type_node): Document.
417 (const_ptr_type_node): Likewise.
419 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
421 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
422 (optimize_reg_copy_2): Likewise.
423 (optimize_reg_copy_3): Likewise.
424 (fixup_match_2): Likewise.
425 (regmove_optimize): Likewise.
426 (fixup_match_1): Liekwise.
428 * i386.md (HI to SImode promoting splitters): Rewrite.
429 (pushsf mem peep2): New.
430 (testhi to andhi peep2): Remove.
431 * i386.h (x86_promote_QImode): New.
432 (TARGET_PROMOTE_QImode): New.
433 (PREDICATE_CODES): Add promotable_binary_operator.
434 * i386.c (x86_promote_QImode0: New.
435 (promotable_binary_operator): New.
436 * i386-protos.h (promotable_binary_operator): New.
438 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
440 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
442 1999-12-16 Mark Mitchell <mark@codesourcery.com>
444 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
445 * function.c (insert_block_after_note): Remove.
446 (retrofit_block): Likewise.
447 (identify_blocks): Fix indentation.
448 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
449 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
450 * function.h (insert_block_after_note): Remove prototype.
451 (retrofit_block): Likewise.
452 * integrate.c (expand_inline_function): Don't call
453 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
454 just expand_start_bindings. Use the block_map to remap old
455 NOTE_BLOCKs to new ones.
456 (integrate_decl_tree): Keep track of remapped blocks.
457 * integrate.h (struct inline_remap): Add block_map.
458 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
459 NOTE_BLOCK on the notes.
460 (expand_start_bindings): Rename to ...
461 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
462 (expand_end_bindings): Set NOTE_BLOCK.
463 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
464 reconstruct the BLOCK tree.
465 * tree.h (expand_start_bindings): Macroize. Call ...
466 (expand_start_bindings_and_block): New function.
468 1999-12-16 Jakub Jelinek <jakub@redhat.com>
470 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
473 1999-12-16 David S. Miller <davem@redhat.com>
475 * expr.c (emit_move_insn_1): Only emit clobbers if one of
476 the outputs is a SUBREG.
477 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
480 * config/sparc/sparc.c (epilogue_renumber): Add default case
483 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
485 * toplev.c (rest_of_compilation): Run branch shortening after
488 * regclass.c (loop_depth): Remove
489 (scan_one_insn): Do not handle LOOP_NOTE insns.
490 (regclass): Go through basic blocks and set loop_cost
492 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
494 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
496 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
498 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
499 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
500 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
502 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
504 * loop.c (insert_loop_mem): Ignore memory clobbers.
506 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
509 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
511 * profile.c: Remove redundant #include "output.h".
513 * h8300.md (HImode preinc peephole): Fix typo.
515 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
517 * function.c (retrofit_block): Abort if we don't find a suitable insn.
518 (insert_block_after_note): Abort if we don't have a previous block.
520 * function.h: Adjust.
522 1999-12-15 Mark Mitchell <mark@codesourcery.com>
524 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
525 argument more than once.
527 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
529 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
531 1999-12-15 Jakub Jelinek <jakub@redhat.com>
533 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
535 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
537 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
538 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
539 update stack_alignment_needed.
540 (prepare_function_start): Initialize stack_alignment_needed
541 * function.h (struct function): Add field stack_alignment_needed.
543 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
545 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
546 Handle live_throughout / dead_or_set instead of live_before /
548 (save_call_clobbered_regs): Get register livenessinformation from
549 chain->live_throughout.
550 (add_stored_regs): New function.
551 (insert_restore, insert_save): Add restored / saved registers to
553 * global.c (reg_dies): New parameter chain.
554 (reg_becomes_live): Third parameter is regs_set now.
556 (reg_dies): New parameter chain. Changed all callers.
557 (build_insn_chain): Set live_throughout instead of
558 live_before / live_after.
559 * reload.h (struct insn_chain): Replace members live_before /
560 live_after with live_throughout / dead_or_set.
561 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
562 instead of live_before / live_after.
563 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
564 (order_regs_for_reload, find_reg, finish_spills): Likewise.
565 (choose_reload_regs_init): Likewise.
566 * stupid.c (current_chain, find_clobbered_regs): Delete.
567 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
568 instead of chain->live_before / chain->live_after.
569 (mark_hard_ref): New function.
570 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
572 1999-12-15 David S. Miller <davem@redhat.com>
574 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
576 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
578 * flow.c (calculate_loop_depth): Make global, remove prototype,
579 rewrite to use new loop infrastructure.
580 (find_basic_block): Remove calculate_loop_depth call.
581 * toplev.c (rest_of_compilation): Call find_basic_block.
582 * output.h (calculate_loop_depth): Declare.
584 * flow.c (dump_flow_info): Dump loop_depth.
585 (flow_loops_nodes_find): Increase loop_depth for basic block in the
587 (flow_loops_find): Initialize the loop_depth for each basic block.
589 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
591 * tree.c (decl_function_context): Handle virtual functions.
593 * tlink.c (scan_linker_output): Don't look in demangled name when
594 looking for linker output keywords.
596 * dwarfout.c (output_type): We can defer namespace-scope classes.
598 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
600 * regclass.c (record_reg_classes): Update comment for merging
601 register class preferences in reg->reg copies. Tighten conditions
602 for merging register class preferences in reg->reg copies.
604 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
606 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
608 1999-12-14 Geoff Keating <geoffk@cygnus.com>
610 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
611 (INIT_SECTION_ASM_OP): Delete.
612 (FINI_SECTION_ASM_OP): Delete.
613 (STARTFILE_SPEC): Define to hold just crtbegin.o.
615 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
617 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
618 the abstract origin wasn't emitted.
620 * dwarf2out.c (class_scope_p): New fn.
621 (gen_subprogram_die): Use it.
622 (gen_variable_die): Use it. Tweak logic.
623 (gen_struct_or_union_type_die): Check context_die to determine
624 if we're function-local.
625 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
627 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
629 * loop.c (check_dbra_loop): Can't reverse a biv that has
632 1999-12-14 Nick Clifton <nickc@cygnus.com>
634 * config/arm/arm.c: Add support for -mcpu=arm720 command line
637 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
639 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
640 for givs made from biv increments.
642 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
644 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
645 * alpha.c (override_options): Recognize -mcpu=ev67.
646 * alpha.h (CPP_CPU_EV67_SPEC): New.
647 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
648 (EXTRA_SPECS): Update.
650 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
652 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
653 appropriate for -lang-c89 and -std=*.
654 * cppinit.c (cpp_handle_option): Likewise.
655 (new_pending_define): New, split out from cpp_handle_option.
656 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
657 or enable trigraphs for -ansi/-std=*.
659 * ginclude/stdarg.h (__va_copy): New.
660 (va_copy): Don't define for C89.
662 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
664 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
665 for long long multiply-accumulate.
667 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
669 * regclass.c (scan_one_insn): Set loop_cost to 1 when
672 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
674 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
675 if something changed. Back out that part of yesterday's changes.
677 * loop.c (loop_max_reg): New static variable.
678 (loop_optimize): Initialize it. Eliminate one unnecessary call to
680 (scan_loop): Call reg_scan_update whenever we may have added new
681 registers, and update loop_max_reg.
683 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
685 * regclass.c (record_reg_classes): Do not do the copying preferrencing
686 when source does not die.
688 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
690 1999-12-14 Jakub Jelinek <jakub@redhat.com>
692 * config/sparc/linux64.h (TARGET_LIVE_G0,
693 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
695 * config/sparc/linux.h (TARGET_LIVE_G0,
696 TARGET_BROKEN_SAVERESTORE): Likewise.
697 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
698 TARGET_BROKEN_SAVERESTORE): Likewise.
700 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
701 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
703 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
704 as sparc64 block profiling register.
705 * config/sparc/sparc.c (sparc_override_options): Allow block
707 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
709 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
710 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
711 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
713 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
715 * config/sparc/sparc.h: Likewise.
716 * config/sparc/xm-sysv4-64.h: Likewise.
717 * config/float-sparc.h: Likewise.
718 * glimits.h: Likewise.
719 * longlong.h: Likewise.
721 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
722 (ASM_IDENTIFY_GCC): Remove.
724 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
726 * combine.c (combine_simplify_rtx): Don't make shared rtl.
727 (simplify_logical): Likewise.
729 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
731 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
732 * cppfiles.c (INO_T_EQ): Likewise.
734 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
736 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
737 * i386/mingw32.h (LIB_SPEC): Likewise.
738 (STARTFILE_SPEC): Likewise.
739 * i386/uwin.h (LIB_SPEC): Likewise.
740 (STARTFILE_SPEC): Likewise.
742 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
743 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
745 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
747 * combine.c (combine_simplify_rtx): Fix order of checks for
748 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
750 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
752 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
753 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
755 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
757 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
759 * regclass.c (inv_reg_alloc_order): New array.
760 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
762 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
763 counted_for_groups, counted_for_nongroups. Add fields rld and
765 * reload.c (push_secondary_reload): Don't set nongroup field of
767 (push_reload): Likewise.
768 (find_reloads): Delete code to compute nongroup fields.
769 * reload1.c (reload_insn_firstobj): New static variable.
770 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
772 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
773 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
774 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
776 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
778 (struct hard_reg_n_uses): Deleted.
779 (potential_reload_regs): Deleted.
780 (init_reload): Initialize spilled_pseudos and pseudos_counted.
781 (reload): Don't try to allocate reload registers if we already know
782 we have to make another pass. Call select_reload_regs. Free memory
783 starting with reload_firstobj when starting another pass.
784 Don't allocate spilled_pseudos.
785 (calculate_needs_all_insns): Call copy_reloads for an insn that
786 needs reloads; don't call calculate_needs.
787 (spill_cost): New static array.
788 (used_spill_regs_local): New static variable.
789 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
790 to compute potential_reload_regs.
791 (find_reload_regs): Completely rewritten to use find_reg.
792 (allocate_reload_reg): Don't test counted_for_groups or
793 counted_for_nongroups. Lose NOERROR arg and code to give an error;
795 (choose_reload_regs): Add fallback code that uses the existing
796 register allocation from find_reload_regs.
798 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
800 * flow.c (create_edge_list): Cast xmalloc return value.
802 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
804 * doprnt.c: Remove incorrect comment closure.
806 * cse.c: Fix a few minor whitespace goofs.
808 1999-12-13 Don Bowman <don@pixstream.com>
810 * mips/vxworks.h: Fix problem with comment termination.
811 (EXTRA_SECTIONS): Add in_sbss.
812 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
814 1999-12-12 David S. Miller <davem@redhat.com>
816 * cse.c (struct cse_reg_info): Add hash_next member,
817 reorder rest of struct for better packing on 64-bit
819 (cse_reg_info_tree): Kill.
820 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
821 REGHASH_FN): New custom pow2 hash mechanism.
823 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
824 use a pow2 hash table.
825 (get_cse_reg_info): Rework to use new REGHASH.
826 (new_basic_block): Likewise, use HASH_SIZE, and inline
828 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
829 and inline free_element call.
830 (lookup_as_function, insert, flush_hash_table, invalidate,
831 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
832 invalidate_for_call, use_related_value, find_comparison_args,
833 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
834 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
837 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
839 * cse.c (cse_basic_block): Free qty_table consistently.
841 1999-12-12 David S. Miller <davem@redhat.com>
842 Jakub Jelinek <jakub@redhat.com>
844 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
845 SUBREGs by hand, gen the appropriate hard reg directly.
846 (movtf reg/mem split): Likewise and alter_subreg on destination
848 (movtf mem/reg split): Similarly.
849 (movdf_cc_sp64): Rename from hidden pattern.
850 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
851 (movtf_cc_sp64, following split): New pattern and splitter.
852 (movdf_cc_reg_sp64): Rename from hidden pattern.
853 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
855 (movtf_cc_reg_sp64, following split): New pattern and splitter.
857 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
859 * loop.c (load_mems): Don't hoist written floating point mem
862 1999-12-12 Mark Mitchell <mark@codesourcery.com>
864 * except.h (struct eh_queue): Add `next' pointer.
865 (struct eh_status): Make x_ehqueue a pointer.
866 (push_ehqueue): Declare.
867 (pop_ehqueue): Likewise.
868 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
870 (expand_fixup_region_end): Likewise.
871 (expand_leftover_cleanups): Likewise.
872 (push_ehqueue): Define.
873 (pop_ehqueue): Likewise.
874 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
875 than doing it inline.
876 (expand_start_all_catch): Adjust now that ehqueue is a
878 (mark_eh_queue): Mark all level of the queue.
879 (mark_eh_status): Adjust now that ehqueue is a
881 (init_eh_for_function): Allocate ehqueue.
882 (free_eh_status): Free it.
883 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
884 expansion for a fixup.
886 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
888 * gthr-single.h (__gthread_active_p): Add prototype arguments.
890 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
891 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
892 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
893 function_ptr, getpagesize, __enable_execute_stack,
894 __enable_execute_stack, __clear_insn_cache,
895 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
896 _cleanup, _exit, __default_terminate, __terminate_func,
897 __terminate, __empty, __throw, new_eh_context,
898 eh_context_initialize, eh_context_static, eh_context_specific,
899 get_eh_context, __get_eh_context, __get_eh_info,
900 init_reg_size_table, eh_threads_initialize,
901 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
902 __unwinding_cleanup, throw_helper, __throw, __rethrow,
903 __pure_virtual): Add prototype arguments.
904 (__bb_exit_func): Cast a sizeof to long when comparing against one.
905 Cast a signed value to unsigned long when comparing against one.
906 (new_eh_context): Wrap in _GTHREADS macro.
907 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
909 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
910 (throw_helper): Initialize variables `handler_p' and `pc_p'.
912 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
914 * combine.c (record_promoted_value): Remove unused variable
917 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
919 * global.c (record_conflicts): Likewise for `j'.
921 * genoutput.c (output_insn_data): Don't unnecessarily cast away
924 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
926 * i386-protos.h (output_387_binary_op, output_fix_trunc,
927 output_fp_compare): Constify a char*.
929 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
931 (override_options, ix86_comp_type_attributes, print_operand,
932 output_387_binary_op, output_fix_trunc, output_fp_compare):
934 (ix86_sched_reorder): Mark parameter `clock_var' with
937 * i386.h (DEBUG_PRINT_REG): Constify a char*.
939 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
941 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
942 operand, for use in the Java front-end.
944 1999-12-10 Ben Collins <bcollins@debian.org>
946 * configure.in: Fix typo for "-64" in 64bit as check.
947 * configure: Rebuilt.
949 1999-12-10 Jakub Jelinek <jakub@redhat.com>
951 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
954 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
956 * c-parse.in (string): With -Wtraditional, warn if ANSI string
957 concatenation is utilized.
959 * invoke.texi (-Wtraditional): Document it.
961 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
963 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
964 Cast a ptrdiff_t to long and pass it to printf with %ld.
966 1999-12-10 Geoff Keating <geoffk@cygnus.com>
968 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
969 68881, we have no 68881 registers at all.
970 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
971 value in a 68881 register if it is available.
973 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
975 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
976 for long long multiply-accumulate.
978 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
980 * loop.c (insert_loop_mem): Undo last change.
982 1999-12-10 David S. Miller <davem@redhat.com>
984 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
986 * config/sparc/sparc-protos.h: Add them.
987 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
988 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
989 constraints which use those helpers.
990 (EXTRA_CONSTRAINT): Use this new macro.
991 * md.texi: Update sparc target constraints documentation.
992 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
993 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
994 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
995 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
996 (movsf high/lo_sum split): Rework for new patterns.
997 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
999 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
1001 * c-common.c (c_common_nodes_and_builtins):
1002 Create __builtin_ptrdiff_t and __builtin_size_t.
1004 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
1006 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
1008 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1010 * regclass.c (globalize_reg): Re-instate test that allows
1011 fixed registers to be declared as a variable even after functions
1014 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1016 * i386.md (cpu attribute): Add "athlon".
1017 (athlon_decode): New attribute.
1018 (Athlon scheduling units definitions): New.
1019 (fcmp and shld patterns): Set athlon_decode to "vector".
1020 * i386.c (athlon_cost): New.
1022 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
1023 x86_use_sahf): Set for Athlon.
1024 (x86_use_fiop): Unset for Athlon.
1025 (override_options): Define Athlon alignments and "athlon" name.
1026 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
1027 * i386.h (TARGET_ATHLON): New.
1028 (enum processor_type): Add PROCESSOR_ATHLON.
1029 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
1031 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
1033 1999-12-09 Andreas Jaeger <aj@suse.de>
1035 * loop.c (record_biv): Declare parameter as int.
1037 * config/i386/i386-protos.h: Declare long_memory_operand.
1039 1999-12-09 Mark Mitchell <mark@codesourcery.com>
1041 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
1042 EXPR_WITH_FILE_LOCATION.
1044 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1046 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
1049 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
1051 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
1054 1999-12-09 Jakub Jelinek <jakub@redhat.com>
1056 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
1057 default on linux64 again.
1058 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
1059 models for multilibing.
1060 * genmultilib: Accept | as alternative separator within a set in
1063 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
1065 * calls.c (precompute_arguments): Make sure initial_value contains
1066 value pseudo which CSE expects.
1067 * cse.c (struct set): New entry orig_src.
1068 (cse_insn): Set it early on entry, use it for libcall EQUIV note
1071 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
1073 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
1075 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
1077 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
1079 1999-12-08 Jakub Jelinek <jakub@redhat.com>
1081 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
1082 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
1084 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
1087 * longlong.h: Merge in changes from glibc.
1088 Also don't clobber %g2 register in 32bit SPARC assembly, so that
1089 -mno-app-regs libgcc can be compiled.
1090 * libgcc2.c: Add defines so that the updated longlong.h
1091 can be used in libgcc2.a. Also, make sure on most architectures
1092 (at least on all which have optimized code in longlong.h defined
1093 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
1095 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1097 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
1098 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
1099 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
1101 * configure: Rebuilt.
1103 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
1105 * alpha.c (secondary_reload_class): For !BWX, sub-simode
1106 outputs require a register.
1108 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
1110 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
1111 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
1112 functions like dptoul will be resolved.
1113 (libgcc2.a): Make sure that the object files from DPBIT are named
1114 differently (prefix `_dp') from those that would be coming from
1117 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
1119 * configure.in: When target is sparc* and tm_file contains 64,
1120 test for 64bit support in assembler. If not supported, remove
1121 sparc/t-sol2-64 from target-dependent Makefile fragments.
1122 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
1123 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
1124 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
1125 * acconfig.h (AS_SPARC64_FLAG): Added.
1126 * configure, config.in: Rebuilt.
1127 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
1128 support. Use AS_SPARC64_FLAG.
1130 1999-12-07 Jakub Jelinek <jakub@redhat.com>
1132 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
1133 suitable for holding OFmode values so that gcc works with complex
1135 (hard_64bit_mode_classes): Likewise.
1137 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
1138 so that it is actually matched.
1139 (sethi_di_medlow): Likewise.
1141 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
1142 as legitimate constant if -mvis.
1143 * config/sparc/sparc.md (movtf): Likewise.
1144 (clear_sf): Use const_double_operand.
1145 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
1147 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
1148 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
1149 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
1150 routines, _Qp_* cannot be handled like that now.
1151 (INIT_TARGET_OPTABS): Likewise.
1152 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
1153 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
1154 sparc_emit_float_lib_cmp if ARCH64 and soft float.
1155 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
1156 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
1157 divtf3, sqrttf3): New expanders.
1158 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
1159 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
1160 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
1163 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
1164 * configure: Rebuilt.
1165 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
1166 -mcpu is given and we're doing 64bit compiles.
1168 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
1170 * loop.h (struct induction): Add multi_insn_incr.
1171 * loop.c (basic_induction_var): New multi_insn_incr argument.
1172 Set it if we search back through previous insns for the biv.
1173 (record_biv): New multi_insn_incr argument; fill in struct induction.
1174 (strength_reduce): Discard an iv with multiple bivs, any of
1175 which require multiple insns to increment.
1177 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1179 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
1182 1999-12-06 David S. Miller <davem@redhat.com>
1184 * combine.c (check_promoted_subreg): Do not conditionalize this upon
1185 PROMOTE_FUNCTION_RETURN.
1187 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
1189 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
1190 and handle REG_UNUSED note on insn.
1192 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
1193 inner_mask instead of mask.
1195 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
1197 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
1198 zero if there was an error.
1200 1999-12-06 Jakub Jelinek <jakub@redhat.com>
1202 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
1205 * longlong.h: Fix clobbers in SPARC asm statements.
1207 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
1208 valid sethi operations when TARGET_ARCH64.
1210 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
1211 always use move_by_pieces to avoid infinite recursion.
1212 (restore_fixed_argument_area): Likewise.
1214 * combine.c (check_promoted_subreg, record_promoted_value): New
1216 (combine_instructions): Use them to retain nonzero and sign bit
1217 information after SUBREGs are eliminated by optimizations in
1218 this pass if PROMOTE_FUNCTION_RETURN.
1220 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
1221 .register declaration. Don't use variables with __ prefixes.
1223 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1225 * fold-const.c (optimize_bit_field_compare): Only use one mode
1226 for both RHS and LHS in non-constant case.
1228 1999-12-06 Nathan Sidwell <nathan@acm.org>
1230 * frame.c (start_fde_sort): Only allocate erratic array, if
1231 linear one was allocated. Return allocated flag.
1232 (fde_insert): Only insert, if there's a valid array.
1233 (fde_end_sort): Split, sort and merge if linear and erratic
1234 arrays exist, else just sort linear one.
1235 (search_fdes): New function. Linear search through original fde
1237 (frame_init): Permit multiple initializations. Cope with
1239 (find_fde): Fallback on linear search, if failed to sort array.
1240 (__deregister_frame_info): Only free sorted array, if we
1243 1999-12-06 Jakub Jelinek <jakub@redhat.com>
1245 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
1247 1999-12-05 Jakub Jelinek <jakub@redhat.com>
1249 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
1251 1999-12-05 Mark Mitchell <mark@codesourcery.com>
1253 * tree.h (special_function_p): Declare.
1254 * calls.c (special_function_p): Make it global. Don't take `name'
1255 as a parameter. Fix typo in 1999-11-28 change.
1256 (expand_cal): Adjust.
1258 1999-12-04 Mark Mitchell <mark@codesourcery.com>
1260 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
1261 * tree.h (EXPR_WFL_FILENAME): Define in terms of
1262 EXPR_WFL_FILENAME_NODE.
1263 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
1265 * print-tree.c (print_note): Print TREE_PRIVATE and
1268 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
1269 the original die cannot be found.
1271 * varray.h (varray_head_tag): Add elements_used.
1272 (VARRAY_PUSH): New macro.
1273 (VARRAY_POP): Likewise.
1274 (VARRAY_TOP): Likewise.
1275 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
1277 * varray.c (varray_init): Initialize elements_used.
1278 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
1279 (INTEGRATE_H): New variable.
1280 (integrate.o): Depend on INTEGRATE_H.
1281 (unroll.o): Likewise.
1283 * function.h (insert_block_after_note): Declare.
1284 * function.c (insert_block_after_note): Split out from ...
1285 (retrofit_block): ... here.
1287 * stmt.c (expand_fixup): Fix typo in comment.
1289 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1291 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
1292 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
1293 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
1294 (regmove_optimize, fixup_match_1): Likewise.
1296 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1298 * flow.c (flow_loops_dump): Add missing argument when calling
1301 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
1302 Greg McGary <gkm@gnu.org>
1304 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
1305 (init_attributes): Add A_NO_LIMIT_STACK.
1306 (decl_attributes): Handle A_NO_LIMIT_STACK.
1307 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
1308 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
1309 Handle stack bounds checking.
1310 * flags.h (flag_stack_check): Use the word 'probe' rather than
1311 'check', because the flag doesn't actually cause any checking to
1313 * function.c (expand_function_start): Set
1314 current_function_limit_stack.
1315 * function.h (struct function): Add limit_stack.
1316 (current_function_limit_stack): Define.
1317 * invoke.texi (Code Gen Options): Document new options.
1318 * rtl.h: Declare stack_limit_rtx.
1319 * toplev.c (stack_limit_rtx): New variable.
1320 (decode_f_option): Handle new options -fstack-limit-register=REG,
1321 -fstack-limit-symbol=IDENT, -fno-stack-limit.
1322 (main): Add stack_limit_rtx as GC root.
1323 * tree.h (DECL_NO_LIMIT_STACK): New macro.
1324 (struct tree_decl): New member no_limit_stack.
1326 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
1328 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
1329 (conditional_trap+1): Get new mnemonic correct.
1330 (conditional_trap+2): New pattern for DImode traps.
1332 * config/m68k/m68k.c (output_function_prologue): Handle
1334 * config/m68k/m68k.md (trap): New insn.
1335 (conditional_trap): New insn.
1336 * md.texi (Standard Names): Document `trap' and
1338 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
1339 so a cc0 setter doesn't get emitted at some random place in the
1342 * config/i960/i960.md (trap): New insn.
1343 (conditional_trap): New expander.
1344 (conditional_trap+1, conditional_trap+2): New insns for signed
1346 * config/i960/i960.c (i960_function_prologue): Use
1347 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
1349 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
1350 Geoffrey Keating <geoffk@cygnus.com>
1352 * flags.h (warn_padded, warn_packed): Add global var decls.
1353 * toplev.c (warn_padded, warn_packed): Add global var defns.
1354 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
1355 * stor-layout.c (layout_record): Add local variable `type'
1356 to hold often-used TREE_TYPE (field). Add local variable
1357 `unpacked_align' to hold alignment that would be in force
1358 if no `packed' attribute were present. Warn if `packed' attribute
1359 is unnecessary, or even harmful. Warn when gcc inserts padding
1360 to satisfy alignment requirements of members. Use NULL_TREE
1361 when checking whether var_size is set.
1362 * invoke.texi: Document new flags.
1364 1999-12-03 Nathan Sidwell <nathan@acm.org>
1366 * frame.c (fde_split): Reimplement to avoid variable sized array.
1368 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1370 * combine.c (try_combine): Before fixing up LOG_LINKS for the
1371 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
1373 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
1375 * invoke.texi: Document the mips option -mno-crt0
1377 1999-12-02 Mike Karr <mkarr@mathworks.com>
1379 * cccp.c (argdata): Added free_ptr member.
1380 (macroexpand): Initialize free_ptr of each argument. When an
1381 argument's buffers are freed, if the argument's free_ptr corresponds
1382 to a buffer on the input stack, then return the free_ptr to that stack
1383 frame, otherwise, free it.
1384 (macarg): If an argument begins and ends on the same input stack level,
1385 then transfer the free_ptr of that buffer to the argument in case
1386 the stack is popped during the processing of a subsequent argument.
1388 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
1390 * loop.c (note_reg_stored): New function.
1391 (struct note_reg_stored_arg): New structure.
1392 (try_copy_prop): Change to be more conservative; only replace within
1393 one extended basic block and stop replacing if a store to the
1394 replacement reg is seen.
1396 1999-12-02 Nick Clifton <nickc@cygnus.com>
1398 * config/fp-bit.c: Initialise all fields of the NAN
1401 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
1404 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1406 * i386.md (extend?f?f2): Force the input into a register, not
1409 1999-12-01 Jakub Jelinek <jakub@redhat.com>
1411 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
1413 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
1414 alternative because setting up 64bit constant is usually costly,
1415 especially when reload is in progress or completed.
1416 (movdf_const_intreg_sp64): Likewise.
1417 (movdf_const_intreg split): Fix building up constants when
1418 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
1420 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
1422 * combine.c (if_then_else_cond): Use const_true_rtx instead of
1423 const1_rtx for return values in EQ/NE comparison against (const_int 0)
1426 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
1427 (asm_file_start): Emit .am33 into assembly file when compiling for
1429 (print_operand_address): Handle POST_INC addresses.
1430 (can_use_return_insn, initial_offset): Check AM33 registers too.
1431 (expand_prologue): Check & save AM33 registers too.
1432 (expand_epilogue): Similarly.
1433 (secondary_reload_class): Handle AM33 specific secondary reloads.
1434 (output_tst): Emit efficient code for the AM33 too.
1435 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
1436 (TARGET_SWITCHES): Add -mam33 switch.
1437 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
1438 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
1439 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
1440 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
1441 (enum reg_class, REG_CLASS_NAMES): Likewise.
1442 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
1443 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1444 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
1445 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
1446 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
1447 (HAVE_POST_INCREMENT): Define.
1448 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
1449 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
1450 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
1451 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
1452 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
1453 (zero_extend to SI from QI/HI): Likewise.
1454 (sign_extend to SI from QI/HI): Likewise.
1455 (mulsidi3, umulsidi3): New patterns for the AM33.
1456 (tstsi with zero extension from QI/HI): Add AM33 variants.
1457 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
1458 (return_internal_regs, store_movm): Handle new AM33 registers.
1459 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
1460 (LIBGCC, INSTALL_LIBGCC): Likewise.
1461 * invoke.texi: Document new flags.
1463 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
1465 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
1466 (addsi3_carry): Likewise.
1467 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
1468 (sbbsi3_carry): Likewise.
1469 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
1471 (test?i_1): Ensure that only one operand is memory.
1472 (conditional move patterns): likewise.
1473 (shift and rotate patterns): Rewrite to expander, add
1474 "binary_operator_ok" to the condition.
1476 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
1477 * i386.h (procesor_costs): Add movzbl_load field.
1478 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
1479 non-Q registers, accept DImode registers anywhere.
1481 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
1482 * i386.c (*_cost): Set value for movxbl_load field.
1484 * (addsi): New add to lea splitter.
1486 (lea to add/shift peep2): New.
1488 1999-12-01 Mark Salter <msalter@cygnus.com>
1490 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
1491 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
1492 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
1494 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1496 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
1497 * i386.md (movsi_xor): New.
1499 (movsi_1, movhi_1, movqi_1): Remove.
1500 (movsi_2): Rename to movsi_1.
1501 (movhi_2): Rename to movhi_1.
1502 (movqi_2): Rename to movqi_1.
1503 (movdi_1): Remove; remove splitter.
1504 (movdi_2): Rename to movdi_1.
1505 (divmodsi4 splitter): Do not emit clobbers for move patterns.
1506 (long move peep2): Do not create QI or HI mode mov0s
1507 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
1509 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
1512 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
1513 (abs?f2_if): Likewise.
1515 1999-11-30 Alex Samuel <samuel@codesourcery.com>
1517 * ggc.h (ggc_test_and_set_mark): New macro.
1518 (ggc_mark_rtx): Use ggc_test_and_set_mark.
1519 (ggc_mark_tree): Likewise.
1520 (ggc_mark_rtvec): Likewise.
1521 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
1523 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
1525 * dwarf2out.c (scope_die_for): Only handle types. Only search for
1527 (decl_scope_table): Just an array of trees now.
1528 (push_decl_scope): Simplify.
1529 (dwarf2out_init): Adjust.
1530 (local_scope_p): New fn.
1531 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
1532 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
1533 (gen_typedef_die): Likewise.
1534 (gen_lexical_block_die): Don't call push/pop_decl_scope.
1535 (gen_inlined_subroutine_die): Likewise.
1536 (gen_abstract_function): Set current_function_decl temporarily.
1537 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
1538 Handle block extern declarations. Don't call push/pop_decl_scope.
1539 (gen_decl_die): Fix logic for block externs.
1541 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1543 * calls.c (special_function_p): Remove `realloc' and add `strdup'
1544 to the list of functions which have attribute malloc by default.
1546 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1548 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
1549 integer constant does not match the traditional type, limit the
1550 warnings to cases where the base of the type is ten.
1552 * invoke.texi (-Wtraditional): Document it.
1554 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1556 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
1557 * rs6000.md: Only access a CONST_INT with INTVAL
1559 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
1561 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
1562 (compute_nearerout): Likewise.
1563 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
1564 size_t to unsigned long for formatting.
1566 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1568 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
1569 Allow the user to override call-used/fixed state of %g2-5
1570 registers from the command line (with the exception of %g4 for
1572 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
1573 there is a higher chance of having a leaf function.
1574 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
1575 for ARCH64 which has %ccr register.
1576 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
1578 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
1579 insn accept into delay slot any insn which does not use %[ol]
1580 registers. Accept some LO_SUM and shift left by 1 for the normal
1582 (output_function_epilogue): Likewise.
1583 (epilogue_renumber): Added argument which inhibits any renumbering
1584 and just tests if the rtx does not use any %[ol] registers.
1585 (output_return): Reflect above change.
1587 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1589 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
1590 aggregate passing for sizes <= 16 bytes.
1592 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
1594 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
1595 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
1596 * reload.c (find_dummy_reload): Likewise.
1597 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
1598 * reload1.c (reload_as_needed): Likewise.
1599 * stupid.c (stupid_find_reg): Likewise.
1600 * tm.texi (Obsolete Register Macros): Delete section.
1601 * gmicro.h: Remove all traces of the two macros.
1606 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
1608 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
1609 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
1610 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
1611 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
1612 units for the sparclite86x chip.
1613 (flush): Revert October 14th change; add SImode specifically.
1614 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
1615 * invoke.texi: Document it.
1617 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
1619 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
1620 psimode_truncation_operand.
1622 * config/mn10200/mn10200.c (psimode_truncation_operand): New
1623 function. Return true if the operand is either a MEM valid
1624 for a PSImode address or not a MEM at all.
1626 * config/mn10200/mn10200.md (truncsipsi2): Use
1627 psimode_truncation_operand.
1629 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1631 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
1632 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
1633 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
1634 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
1635 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
1636 (flow_loop_level_compute, low_loops_level_compute): Likewise.
1637 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
1638 * basic-block.h: Protect from multiple inclusion.
1639 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
1640 (struct loops, struct loop): Define structures.
1641 * sbitmap.c (sbitmap_a_subset_b_p): New function.
1642 * sbitmap.h: Protect from multiple inclusion.
1643 (sbitmap_a_subset_b_p): Add prototype.
1644 * Makefile.in (LOOP_H): New macro.
1645 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
1647 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
1649 * cppinit.c (CAT): The argument list of this macro may not contain
1652 1999-11-29 David S. Miller <davem@redhat.com>
1654 Move quantity tables and register equivalence chains into
1655 per-qty and per-register structure arrays respectively.
1656 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
1657 qty_const_insn, qty_comparison_code, qty_comparison_const,
1658 qty_comparison_qty): Delete, replace with...
1659 (qty_table): this structure table.
1660 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
1661 (reg_eqv_table): this structure table.
1662 (make_new_qty): Add argument MODE. Caller updated.
1663 Update to use qty_table and reg_eqv_table.
1664 (make_regs_eqv, delete_reg_equiv, insert_regs,
1665 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
1666 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
1667 cse_process_notes, cse_main, cse_basic_block): Likewise.
1669 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1671 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
1672 operation if C is negative.
1673 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
1674 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
1675 law for some divisions if constant is negative and change other
1676 divisions to the opposite rounding.
1678 * expr.c (store_constructor_field): If bit position is not multiple
1679 of alignment of TARGET's mode, use BLKmode.
1681 * expr.c (expand_expr_unaligned): Add more code from full case
1682 that is needed when OP0 is in a register.
1684 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1686 * dwarfout.c (field_byte_offset): Size can be zero if there was
1689 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1691 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
1692 (associate_trees): Delete unused var TEM.
1693 (extract_muldiv): Delete unused var CANCEL_P.
1695 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
1696 (target_isinf, target_isnan, target_negative): Add return types to
1697 function definitions.
1699 1999-11-29 Bruce Korb <autogen@linuxbox.com>
1701 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
1702 * fixinc/hackshell.tpl: ditto
1703 * fixinc/fixtests.c(double_slash_test): more C++ header testing
1704 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
1706 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1708 * reload.c (push_reload): When looking for a register to put into
1709 reg_rtx, make sure all hard regs in a multi-reg register are in the
1710 right class and nonfixed.
1712 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
1713 pending_read_insns, pending_write_insns, pending_read_mems,
1714 pending_write_mems, pending_list_length, last_pending_memory_flush,
1715 last_function_call, sched_before_next_call): Move static variables
1717 (bb_ prefixed versions): Replace with single array bb_deps.
1718 (struct deps): New structure.
1719 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
1720 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
1721 argument of type "struct deps *"; use that instead of global
1722 variables. All callers changed.
1723 (init_rgn_data_dependencies): Delete function.
1724 (init_rtx_vector): Delete function.
1725 (init_deps): New function.
1727 (free_pending_lists): Simplify, we always use the bb_deps array even
1728 if only one basic block.
1729 (compute_block_backward_dependences): Likewise.
1730 (schedule_region): Likewise.
1732 (propagate_deps): New function, broken out of
1733 compute_block_backward_dependences.
1734 (compute_block_backward_dependences): Use it.
1736 * alpha.md: Delete useless patterns that tried to work around
1737 register elimination problems.
1739 * unroll.c (loop_iterations): Don't abort if iteration variable
1742 From Joern Rennecke:
1743 * reload1.c (reloads_conflict): Reverse test comparing operand
1744 numbers when testing for conflict between output/outaddr reloads.
1746 1999-11-29 David S. Miller <davem@redhat.com>
1748 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
1750 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
1752 1999-11-28 Robert Lipe <robertl@cygnus.com>
1754 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
1755 table from .fini into .dtor.
1757 1999-11-28 Anthony Green <green@cygnus.com>
1759 * tree.h (struct tree_decl): Add malloc_flag.
1760 (DECL_IS_MALLOC): Define.
1761 * c-common.c (attrs): Add A_MALLOC attribute.
1762 (init_attributes): Add this attribute to the table.
1763 (decl_attributes): Handle malloc attribute.
1764 * calls.c (special_function_p): Check for the malloc attribute.
1765 * extend.texi (Function Attributes): Document malloc attribute.
1767 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
1769 * pa.md (reload shift-add patterns): Remove.
1771 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1773 * reorg.c (dbr_schedule) Print more statistics. Corrected
1774 problem when printing info when 3 delay slots are filled.
1776 1999-11-28 Jakub Jelinek <jakub@redhat.com>
1778 * combine.c (setup_incoming_promotions): Pass an outgoing
1779 regno to FUNCTION_ARG_REGNO_P which it expects.
1781 1999-11-28 Andreas Jaeger <aj@suse.de>
1783 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
1785 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
1787 * cccp.c (do_include): Avoid initialization of automatic variable.
1789 * integrate.c (mark_stores): Function definition made void, to match
1790 previous declaration.
1791 * regclass.c (dump_regclass): Ditto.
1792 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
1794 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1796 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
1797 known to be multiple of divisor.
1799 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
1801 * combine.c (try_combine): Add code to try to merge a set of a
1802 two-word pseudo to a constant with a setting of one of those words
1805 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
1806 (split_tree): Completely rework to make more general.
1807 (make_range, fold): Call negate_expr.
1808 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
1809 (fold, associate): Call new split_tree and associate_trees.
1810 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
1812 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
1814 * loop.c (try_copy_prop): Avoid GNU C extension.
1816 1999-11-25 Mark Mitchell <mark@codesourcery.com>
1818 * except.c (init_eh_for_function): Still zero eh_return_context,
1819 eh_return_stack_adjust, and eh_return_handler.
1821 * except.h (eh_status): Adjust documentation for x_protect_list.
1822 (begin_protect_partials): New function.
1823 * except.c (enqueue_eh_entry): Fix formatting.
1824 (get_first_handler): Add consistency check.
1825 (add_partial_entry): Adjust usage of protect_list.
1826 (emit_cleanup_handler): Save and restore ehqueue.
1827 (expand_start_all_catch): Add comment.
1828 (begin_protect_partials): New function.
1829 (end_protect_partials): Adjust usage of protect_list.
1830 (init_eh_for_function): Use xcalloc.
1832 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1834 * c-common.c (check_format_info): Don't call a variadic function
1835 with a non-literal format string.
1837 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
1839 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
1840 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
1843 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
1846 * collect2.c (collect_wait): Likewise.
1848 * dbxout.c (dbxout_type): Likewise.
1850 * gcc.c (do_spec_1): Likewise.
1852 * genemit.c (gen_insn, gen_expand): Likewise.
1854 * genrecog.c (write_switch, write_subroutine): Likewise.
1856 * mips-tfile.c (catch_signal, botch): Likewise.
1858 * print-rtl.c (print_rtx): Likewise.
1860 * toplev.c (default_print_error_function, report_error_function,
1861 _fatal_insn): Likewise.
1863 1999-11-25 Mark Mitchell <mark@codesourcery.com>
1865 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
1867 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1869 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
1870 operations when needed.
1871 * i386.md (fop_?f_comm): New.
1872 (fop_?f_1): Do not accept commutative operands.
1874 1999-11-25 Andreas Jaeger <aj@suse.de>
1876 * config/mips/mips.md (casesi_internal): Add missing brace.
1878 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
1880 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
1881 (splice_child_die): Handle moving a child DIE from the declaration
1882 DIE of a class to its specification.
1883 (gen_struct_or_union_type_die): Use 'complete' consistently.
1884 (gen_decl_die): Generate the virtual context DIE first.
1885 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
1887 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
1889 * config/mips/mips.md (call_value_multiple_interanal1): New.
1891 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
1893 * dwarf2out.c (free_AT, free_die): New fns.
1894 (remove_children): Call them.
1895 (output_line_info): Disable removal of duplicate notes.
1897 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
1898 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
1899 means pretend the type isn't defined.
1900 Don't defer emitting types.
1901 (gen_type_die_for_member): New fn.
1902 (gen_decl_die): Call it.
1903 (splice_child_die): New fn.
1904 (gen_member_die): Call it rather than generate duplicate dies.
1906 Defer emitting information for the abstract instance of an inline
1907 until we either inline it or emit an out-of-line copy.
1908 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
1909 from output_inline_function if DECL_ABSTRACT is also set.
1910 (block_ultimate_origin): Likewise.
1911 (gen_abstract_function): New fn.
1912 (gen_decl_die, gen_inlined_subroutine_die): Call it.
1913 (gen_subprogram_die): An abstract instance is not a declaration
1914 just because it doesn't match current_function_decl. Don't abort
1915 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
1916 has an abstract origin.
1917 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
1918 abstract instance here.
1920 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
1922 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
1923 where we need to reload fpul from a system register.
1925 1999-11-24 Andreas Jaeger <aj@suse.de>
1927 * config/mips/linux.h (CPP_PREDEFINES): Added.
1928 (LINK_SPEC): Remove -Y since this is only needed on sparc.
1930 1999-11-24 Andreas Jaeger <aj@suse.de>
1932 * config/mips/linux.h (TARGET_VERSION): Added.
1933 (HANDLE_SYSV_PRAGMA): Added.
1934 (DEFAULT_VTABLE_THUNKS): Added.
1936 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1938 * local-alloc.c (qty): New structure and static variable.
1939 (qty_phys_reg): Remove, all references changed to qty.
1940 (qty_n_refs): Likewise.
1941 (qty_min_class): Likewise.
1942 (qty_birth): Likewise.
1943 (qty_death): Likewise.
1944 (qty_size): Likewise.
1945 (qty_mode): Likewise.
1946 (qty_n_calls_crossed): Likewise.
1947 (qty_alternate_class): Likewise.
1948 (qty_changes_size): Likewise.
1949 (qty_first_reg): Likewise.
1950 (alloc_qty): Rename variable QTY to QTYNO.
1951 (finf_free_reg): Likewise.
1952 (local_alloc): Allocate qty, do not allocate the removed variables.
1954 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
1956 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
1957 when -membedded-pic is passed.
1959 * config/mips/mips.md (casesi): Handle 64-bit case too.
1960 (casesi_internal_di): New insn.
1962 * config/mips/mips.c (embedded_pic_offset): Always make the
1963 embedded-pic subtractions relative to the name of the current
1964 function by use of the magic string "..CURRENT_FUNCTION".
1965 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
1967 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
1969 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
1970 of (const_int 0), when what we really care about is
1971 whether it's a zero constant anyway.
1972 (div_trap_mips16): Likewise.
1974 1999-11-23 Mark Mitchell <mark@codesourcery.com>
1976 * loop.c (loop_optimize): Always find_loop_tree_blocks and
1977 unroll_block_trees when generating debuggable code.
1979 * tree.h (unsave_expr_1): New function.
1980 (lang_unsave): New variable.
1981 (get_callee_fndecl): New function.
1982 * tree.c (unsave_expr_now_r): New function.
1983 (lang_unsave): Define.
1984 (unsave_expr_1): Likewise.
1985 (unsave_expr_now_r): Split out from unsave_expr_now.
1986 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
1987 call unsave_expr_now_r.
1988 (get_callee_fndecl): Define.
1990 * Makefile.in (gencheck): Don't depend on lang_tree_files.
1991 (gencheck.o): Do depend on lang_tree_files.
1993 * integrate.h (copy_decl_for_inlining): New declaration.
1994 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
1995 (copy_decl_for_inlining): New function.
1996 (integrate_parm_decls): Use it.
1997 (integrate_decl_tree): Likewise.
1999 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
2001 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
2002 the second two from the first.
2003 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
2004 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
2005 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2007 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
2008 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2011 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
2013 * pa.md (call_internal_symref, call_value_internal_symref): No mode
2014 needed on the address operand.
2015 * pa.c (call_operand_address): Check for the correct mode.
2017 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
2019 * loop.c: Include "basic-block.h".
2020 (try_copy_prop, replace_loop_reg): New functions.
2021 (load_mems): Detect registers that just hold copies of the hoisted
2022 mem, and call try_copy_prop to eliminate them.
2023 * Makefile.in (loop.o): Update dependencies.
2025 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
2027 * Makefile.in (gencheck.o): Depend on gencheck.h.
2028 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
2029 (insn-peep.o): Depend on except.h and function.h.
2030 (insn-attrtab.o): Depend on RECOG_H.
2031 (insn-output.o): Depend on toplev.h and flags.h.
2032 (gengenrtl.o): Depend on real.h.
2033 (gen-protos.o): Depend on cpplib.h and cpphash.h.
2034 Unify all dependencies to be on RECOG_H rather than recog.h.
2036 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2038 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
2039 * configure.in: Try building a bi-arch 32/64-bit compiler on
2040 sparc-*-solaris2.7 and higher.
2041 * configure: Rebuild.
2043 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
2045 * config/freebsd.h: New, FreeBSD architecture independent file.
2046 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
2048 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
2049 directly by i386/freebsd.h.
2050 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
2051 independent configuration file.
2052 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
2053 directly by i386/freebsd.h.
2054 * configure: Rebuilt.
2056 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
2057 which is in the user's namespace.
2058 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
2059 `i386' which is not in our namespace.
2061 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
2063 * invoke.texi (ARM Options): Add in -mno-alignment-traps
2065 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2067 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
2068 (add_dwarf_attr, add_child_die): Just push onto the front.
2069 (reverse_die_lists): New fn.
2070 (add_sibling_attributes): Use it.
2071 (push_decl_scope): Reorganize.
2072 (add_name_and_src_coords_attributes): Don't set file and line for
2074 (gen_subprogram_die): An artificial function doesn't need to match
2076 (gen_compile_unit_die): Return the generated die. Only add
2077 AT_comp_dir if the filename is relative.
2078 (remove_AT): Simplify loop. Also free string values.
2079 (output_die): A DIE ref can't be null.
2080 (output_value_format, value_format): Take a dw_attr_ref.
2081 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
2082 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
2083 AT_addr, AT_lbl): New fns.
2084 (various): Use them.
2085 (various): Constify.
2087 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2089 * combine.c (combine_simplify_rtx): When handling a SUBREG,
2090 take SUBREG_WORD into account.
2091 (if_then_else_cond): Likewise.
2093 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2095 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
2096 clause from BSD license, pursuant with
2098 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
2100 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
2102 * loop.c (load_mems): Reformat slightly.
2103 * basic-block.h (regset_head): New typedef.
2104 (INIT_REG_SET): New macro.
2106 1999-11-22 Bruce Korb <autogen@linuxbox.com
2108 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
2109 (mips-dec-bsd*): non-functional code
2110 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
2112 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
2113 added three replacement fixes
2114 (no_double_slash): removed comments that are not (any longer) pertinent
2115 (bad_lval): this fix currently runs against many files.
2116 The comment seems to indicate that we should select for files
2117 containing 'pragma extern_prefix'.
2119 * fixinc/fixinc.x86-linux-gnu: deleted
2120 * fixinc/inclhack.sh: regen
2121 * fixinc/fixincl.x: regen
2122 * fixinc/fixincl.sh: regen
2124 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
2126 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
2127 its code is INSN and it has no notes.
2129 1999-11-22 Andrew Haley <aph@cygnus.com>
2131 * varasm.c (function_defined): Remove.
2132 (make_function_rtl): Don't set function_defined.
2133 (make_decl_rtl): Remove global register warning.
2134 * regclass.c (no_global_reg_vars): New variable.
2135 (globalize_reg): Warn if function has already been defined.
2136 (regclass_init): Set no_global_reg_vars.
2138 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2140 * regclass.c (reg_pref): New structure and static variable
2141 (prefclass): Delete.
2143 (all uses of prefclass and altclass): Use reg_pref instead.
2145 1999-11-21 Nick Clifton <nickc@cygnus.com>
2147 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
2149 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
2150 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2151 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2153 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
2155 * varasm.c (output_constructor): Solve problem with long long
2156 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
2158 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2160 * global.c (allocno): New structure and static variable.
2161 (allocno_reg): Remove, all references replaced by allocno.
2162 (allocno_size): Likewise.
2163 (hard_reg_conflicts): Likewise.
2164 (hard_reg_preferences): Likewise.
2165 (hard_reg_copy_preferences): Likewise.
2166 (hard_reg_full_preferences): Likewise.
2167 (regs_someone_prefers): Likewise.
2168 (allocno_calls_crossed): Likewise.
2169 (allocno_n_refs): Likewise.
2170 (allocno_live_length): Likewise.
2171 (find_reg): Rename ALLOCNO to NUM.
2173 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
2175 (may_move_out_cost): New variable.
2176 (init_reg_sets_1): Initialize may_move_out_cost.
2177 (record_reg_classes): Use may_move_out_cost.
2179 * regclass.c (dump_regclass): New function.
2180 (regclass): New parameter DUMP, call DUMP_REGCLASS.
2181 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
2182 pass rtl_dump_file to regclass.
2183 * rtl.h (regclass): Update prototype.
2185 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2187 * i386.md (neg, not and abs patterns): Revmap to use
2188 ix86_expand_unary_operator and ix86_unary_operator_ok.
2189 (add?f and sub?f expanders): Force operand 1 to register.
2190 * i386.c (ix86_expand_unary_operator): Rewrite.
2191 (ix86_unary_operator_ok): Ensure that memory operands
2193 (ix86_binary_operator_ok): Do not allow operand 1 to
2194 come into memory and operand 0 not.
2195 (ix86_expand_binary_operator): Ensure that
2196 src1 is not non-matching memory.
2198 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
2199 to support integer registers and memory.
2200 (abss?2_integer): Likewise.
2202 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
2203 (REG_CLASS_NAMES): Likewise.
2204 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
2206 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
2207 (movsf): Likewise; unify 4th and 5th alternative.
2209 (movdf_1): Likewise; rename to movdf_integer.
2210 (pushxf): Likewise; rename to pushxf_integer; fix output template;
2211 remove redundant splitter.
2212 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
2213 (movdf_nointeger): New.
2214 (movxf_nointeger): New.
2215 (pushxf_nointeger): New.
2217 * i386.md (extend?f?f): Split to expander and pattern, refuse two
2218 memory operands in patterns.
2219 (fop*): Refuse two memory operands.
2221 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
2222 on !TARGET_USE_CLTD CPUs.
2224 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
2226 * extend.texi: Document C++ restricted pointers and references.
2228 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
2230 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
2231 (invalidate_skipped_set): Call it unconditionally.
2232 (cse_set_around_loop): Likewise.
2234 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2236 * rtl.texi (mem): Add documentation for alias-set argument
2239 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2241 * i386.h (struct_processor_costs): New fields int_load, int_store,
2242 fp_move, fp_load and fp_store
2243 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
2245 (MEMORY_MOVE_COST): New macro.
2246 * i386.c (386_cost): Define new fields.
2247 (i486_cost): Likewise.
2248 (pentium_cost): Likewise.
2249 (pentiumpro_cost): Likewise.
2250 (k6_cost): Likewise.
2252 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
2253 Geoffrey Keating <geoffk@cygnus.com>
2255 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
2257 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
2260 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
2261 (TARGET_STRICT_ALIGNMENT): New macro.
2262 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
2263 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
2264 * invoke.texi (M680x0 Options): Document -mstrict-align.
2266 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
2267 Richard Henderson <rth@cygnus.com>
2269 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
2270 (ix86_split_long_move): Declare.
2271 * i386.c (split_xf, ix86_split_movdi): Remove.
2272 (ix86_split_to_parts, ix86_split_long_move): New.
2273 * i386.md (dimode move splitters): Use ix86_split_long_move.
2274 (dfmode move splitters): Likewise.
2275 (xfmode move splitters): Likewise.
2276 (movsf_1): Allow F->r.
2277 (movdf_1, movxf_1): Allow F->ro.
2279 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2281 * except.h (struct eh_entry): Add goto_entry_p.
2282 (eh_region_from_symbol): Remove prototype.
2283 * except.c (find_func_region_from_symbol): New function.
2284 (emit_cleanup_handler): Likewise.
2285 (eh_region_from_symbol): Make it static.
2286 (add_new_handler): Verify the argument.
2287 (find_func_region): Update comment.
2288 (expand_eh_region_end): Expand handlers here, rater than waiting
2289 until expand_leftover_cleanups or start_all_catch.
2290 (expand_leftover_cleanups): Don't expand here.
2291 (expand_start_all_catch): Or here.
2292 (expand_rethrow): Check the return value from find_func_region.
2293 * function.c (expand_function_end): Emit the catch_clauses.
2295 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
2297 * integrate.c (expand_inline_function): Add necessary check for NULL.
2299 1999-11-18 Nick Clifton <nickc@cygnus.com>
2301 * toplev.c (main): Correctly detect an unrecognised option.
2303 * cppinit.c (cpp_handle_option): Do not claim to have consumed
2304 a -f option if it has not been recognised.
2306 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
2308 * basic-block.h (update_life_extent): Remove trailing comma on
2309 enumeration type list.
2311 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2313 * varasm.c (output_constructor) Solved problem with long long
2314 bitfields. Corrected calculating this_time and shift. Also
2315 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
2317 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
2319 * flow.c (split_edge): Take looping structure into account when
2320 determining where to put the new block note.
2322 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
2324 * Makefile.in (ggc-none.o): Provide host specific version if
2327 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
2329 * cse.c (delete_trivially_dead_insns): Identify no-op insns
2330 containing subregs too.
2332 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2334 * invoke.texi: Add documentation for -muninit-const-in-rodata.
2335 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
2336 (TARGET_UNINIT_CONST_IN_RODATA): Define.
2337 (text_section): Add switches -munint-const-in-rodata and
2338 -mno-uninit-const-in-rodata.
2339 (ASM_OUTPUT_COMMON): Remove.
2340 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
2341 const objects should be placed in read-only data. Otherwise declare
2344 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
2346 * jump.c (jump_optimize_1): Revert last change.
2348 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
2350 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
2351 test if optimizing for size.
2353 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2355 * Makefile.in (toplev.o): Depend on except.h.
2356 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
2358 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2360 * i386.md (divmodsi4): Rewrite to expander.
2361 (*divmodsi4_nocltd): New.
2362 (*divmodsi4_cltd): New.
2363 (divmodsi4 splitter): Handle the case when input comes in edx.
2364 (udivmodhi4): Do not use constraints in exander.
2365 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
2367 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
2369 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
2370 for the common case.
2372 1999-11-16 Jakub Jelinek <jakub@redhat.com>
2374 * explow.c (hard_function_value): Add outgoing argument.
2375 * expr.h (hard_function_value): Declare it.
2376 * calls.c (expand_call, emit_library_call_value): Update callers.
2377 * function.c (aggregate_value_p): Ditto.
2378 (diddle_return_value): Must look at the outgoing registers
2379 on archs with register windows.
2381 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
2383 * alpha.c (alpha_build_va_list): Use make_lang_type and
2384 initialize TYPE_NAME for the va_list record.
2386 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
2388 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
2390 * ggc.h (struct ggc_statistics): Rearrange elements for better
2391 packing on 64-bit hosts.
2392 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
2393 (compute_nearerout): Likewise.
2395 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
2397 * config/rs6000/rs6000.c (first_reg_to_save): Save
2398 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
2400 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
2402 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
2403 notion of nesting to find the DIE for a type or function.
2404 DIEs can go in limbo even if we got a context_die.
2405 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
2406 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
2408 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
2409 (gen_type_die): Writing out the context doesn't cause member class
2410 template instantiations to be written out as well.
2412 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
2414 * rs6000.h (ASM_OUTPUT_DEF): New.
2415 Based on proposed addition from David Edelsohn.
2417 1999-11-15 Robert Lipe <RobertLipe@usa.net>
2418 Bruce Korb <autogen@linuxbox.com>
2420 * fixinc/inclhack.def
2421 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
2422 (unixware7_byteorder_fix): added. Removes conflicts for new defs
2424 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
2425 (svr4_endian): enabled with SVR5
2426 (svr4_mkdev): simplified syntax and enabled with SVR5
2428 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
2430 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
2431 * configure: Rebuilt.
2432 * config/t-freebsd-thread: New file.
2434 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
2436 * i386.c (ix86_decompose_address): Verify the base is a REG
2437 before trying to examine its register number.
2439 * basic-block.h: Remove all #defines and prototypes related to
2441 (free_bb_mem, compute_preds_succs): Remove prototype.
2442 * rtl.h (free_bb_mem): Remove prototype.
2443 * flow.c (alloc_int_list_node); Remove function.
2444 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
2445 (compute_preds_succs, free_bb_mem): Likewise.
2446 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
2447 * toplev.c (rest_of_compilation): Likewise.
2448 * haifa-sched.c (build_control_flow): Use flow generated edge
2449 list to build the haifa specific edge list.
2450 (find_rgns): Use new CFG data structures instead of pred/succ lists.
2451 (schedule_insns): Do not build pred/succ lists anymore. Instead
2452 build the edge table.
2454 * basic-block.h (dump_bb_data): Remove declaration.
2455 * flow.c (dump_bb_data): Remove function.
2456 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
2457 (sbitmap_union_of_predsucc): Likewise.
2459 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
2460 argument. All callers changed.
2461 (delete_null_pointer_checks_1): No longer need to compute the
2464 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
2465 All callers changed.
2466 (pre_expr_reaches_here_p_work): Likewise.
2467 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
2468 * lcm.c (compute_laterin): Fix initialization of LATER.
2469 (compute_nearerout): Similarly for NEARER.
2471 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2473 * cse.c (set_nonvarying_address_components): Delete unused function.
2474 (refers_to_p): Likewise.
2476 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
2478 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
2481 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2483 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
2484 definition in do while (0).
2486 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
2488 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
2490 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
2492 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
2494 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
2496 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
2497 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
2498 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
2499 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
2501 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
2502 saved on the stack. Output more accurate stack frame statistics
2503 into assembler file.
2505 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
2507 * genextract.c (record_insn_name): New function.
2508 (get_insn_name): No longer a stub.
2509 (main): Call record_insn_name for each insn. After each label
2510 written, print the insn name in a comment.
2512 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2514 * output.h (const_section, init_section, fini_section): Add
2517 * alpha/elf.h (const_section): Delete declaration.
2519 * svr4.h (const_section): Likewise.
2521 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
2523 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
2524 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
2525 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
2527 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
2528 variable-sized array bounds.
2530 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
2532 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
2535 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2537 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
2538 addresses the same way GO_IF_LEGITIMATE_INDEX does.
2540 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2542 * cse.c (hash_arg_in_struct): Delete.
2543 (struct table_elt): Delete elt in_struct.
2544 (struct set): Delete elt src_in_struct.
2545 (merge_equiv_classes): Don't set either hash_arg_in_struct or
2546 the corresponding in_struct elts.
2547 (canon_hash): Likewise.
2548 (safe_hash): Likewise.
2549 (find_best_addr): Likewise.
2550 (record_jump_cond): Likewise.
2551 (cse_insn): Likewise.
2553 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
2555 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
2557 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
2560 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
2562 * function.c (diddle_return_value): Put back check that the DECL_RTL
2563 for the function is a register.
2565 * function.c (diddle_return_value): Use hard_function_value to
2566 get an rtx suitable for use in the USE/CLOBBER insn.
2568 * global.c (global_conflicts): Update comments.
2569 (record_conflicts): No need to record conflicts between pseudos here.
2571 1999-11-11 Bruce Korb <autogen@linuxbox.com>
2573 * fixinc/fixincl.c: Added verbose levels for status messages
2575 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2577 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
2578 operand as argument to expand_and or expand_binop.
2580 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
2582 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
2583 gcc_add_string_root.
2585 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
2587 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
2589 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
2591 * flow.c (compute_flow_dominators): Initially put all blocks on
2593 * lcm.c (compute_antinout_edge, compute_available): Similarly.
2594 * gcse.c (compute_cprop_avinout): Remove.
2595 (compute_cprop_data): Use compute_available.
2596 (delete_null_pointer_checks_1): Use compute_available.
2598 * basic-block.h (compute_available): Returns a void now.
2599 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
2600 to return a value anymore.
2601 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
2602 worklists. Fix boundary cases. Compute maximal solutions.
2603 (compute_laterin, compute_nearerout): Similarly.
2605 * dwarf2out.c (add_AT_location_description): Allow
2606 (mem (plus (pseudo) (...)) too.
2608 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
2610 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
2612 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
2613 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2615 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
2617 * gansidecl.h: Likewise.
2623 * toplev.h: Likewise.
2629 * varray.c: Likewise.
2631 * varray.h: Likewise.
2633 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
2635 * gcov.c (struct arcdata): Add hits and total, remove prob.
2636 (output_branch_counts): New.
2637 (process_args): Set output_branch_counts if -c.
2638 (calculate_branch_probs): Store hits and total instead of
2640 (output_data): Emit counts if output_branch_counts is true.
2641 * gcov.texi (Invoking Gcov): Document -c switch..
2643 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
2645 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
2646 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
2648 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
2650 * invoke.texi (C Dialect Options): Add missing builtins from
2652 * extend.texi (Other Builtins): Copy to this list.
2654 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2656 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
2657 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
2660 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
2662 * flow.c (compute_flow_dominators): No longer treat basic block 0
2663 or (n_basic_blocks - 1) specially. Clear the AUX field before
2664 starting computation of doms/pdoms. Fix initial state for pdoms.
2666 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2668 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
2669 match rtl.o's: added ggc.h and toplev.h
2670 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
2671 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
2672 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
2674 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
2676 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
2677 from HAVE_DOS_BASED_FILESYSTEM.
2678 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
2679 HAVE_DOS_BASED_FILESYSTEM.
2681 (split_directories): Only special-case DOS file names if
2682 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
2683 instead of explicit tests. Conditionalize on !VMS.
2684 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
2685 tests. Conditionalize on !VMS.
2686 (process_command): Only use make_relative_prefix if !VMS.
2687 (free_split_directories): Conditionalize on !VMS.
2688 (DIR_UP): Conditionalize on !VMS.
2690 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
2692 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
2694 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
2696 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
2699 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
2701 * invoke.texi (Environment Variables): Document relative path
2703 * gcc.c (DIR_UP): If not defined, define as "..".
2704 (standard_bindir_prefix): New static, holds target location to
2706 (split_directories): New function to split a filename into
2707 component directories.
2708 (free_split_directories): New function, release memory allocated
2709 by split_directories.
2710 (make_relative_prefix): New function, make a relative pathname if
2711 the compiler is not in the expected location.
2712 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
2713 can figure out an appropriate prefix from argv[0].
2714 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
2715 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
2716 STANDARD_BINDIR_PREFIX.
2718 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2720 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
2722 * config/c4x/c4x.h: Moved prototypes to c4x.h.
2723 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
2724 c4x_secondary_memory_needed) Delete.
2725 (fp_zero_operand): Add mode argument.
2727 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
2729 * reload1.c (reload_reg_free_for_value_p): Don't use a register
2730 that is in reload_reg_used.
2732 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
2734 * config/arm/arm-protos.h: New file: Prototypes for functions
2735 defined in arm.c and pe.c.
2736 * config/arm/arm.h: Fix compile time warnings.
2737 * config/arm/arm.c: Fix compile time warnings.
2738 * config/arm/pe.h: Fix compile time warnings.
2739 * config/arm/aout.h: Fix compile time warnings.
2741 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
2743 * config/m32r/m32r-protos.h: New file: Prototypes for functions
2746 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
2747 Add support for subtargets.
2748 Add prototypes for new predicates.
2749 Add scheduling macros.
2751 * config/m32r/m32r.c: Fix compile time warnings.
2752 (int8_operand): New predicate function.
2753 (reg_or_cmp_int16_operand): New predicate function.
2754 (extend_operand): New predicate function.
2755 (m32r_adjust_code): New scheduling function.
2756 (m32r_adjust_priorty): New scheduling function.
2757 (m32r_sched_init): New scheduling function.
2758 (m32r_sched_reorder): New scheduling function.
2759 (m32r_sched_variable_issue): New scheduling function.
2760 (direct_return): New codegen function.
2761 (m32r_not_same_reg): New rtl testsing function.
2763 * config/m32r/m32r.md: Fix compile time warnings.
2764 Add support for pre decrement and post increment memory
2769 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2771 * global.c (EXECUTE_IF_CONFLICT): Don't define.
2772 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
2773 (find_reg): Likewise.
2775 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
2777 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
2778 to avoid assembler errors.
2780 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
2782 * config/v850/v850-protos.h: New file: Prototypes for functions
2784 * config/v850/v850.h: Move prototypes to v850-protos.h
2785 * config/v850/v850.c: Move prototypes to v850-protos.h
2786 * config/v850/v850.md: Fix compile time warnings.
2788 * config/fr30/fr30-protos.h: New file: Prototypes for functions
2790 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
2791 * config/fr30/fr30.c: Fix compile time warnings.
2792 * config/fr30/fr30.md: Fix compile time warnings.
2794 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
2796 * tree.h (get_containing_scope): Declare it.
2797 * tree.c (get_containing_scope): New fucntion.
2798 (decl_function_context): Use it.
2799 * toplev.c (rest_of_compilation): Use get_containing_scope.
2801 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2803 * Makefile.in (rtl.o): Depend on toplev.h.
2805 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
2807 * cse.c (delete_trivially_dead_insns): Replace alloca with
2809 * except.c (update_rethrow_references): Likewise.
2810 (init_eh_nesting_info): Likewise.
2811 * function.c (identify_blocks): Likewise.
2812 * gcse.c (dump_hash_table): Likewise.
2813 * graph.c (print_rtl_graph_with_bb): Likewise.
2814 * loop.c (combine_movables): Likewise.
2815 (move_movables): Likewise.
2816 (count_loop_regs_set): Likewise.
2817 (strength_reduce): Likewise.
2818 * profile.c (compute_branch_probabilities): New function, split
2820 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
2821 * regclass.c (regclass): Likewise.
2822 * regmove.c (regmove_optimize): Likewise.
2823 * toplev.c (compile_file): Likewise.
2824 (main): Don't mess with the stack rlimit.
2826 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
2828 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
2829 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
2831 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
2833 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
2835 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
2837 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
2838 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
2841 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
2843 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
2845 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
2847 * gcse.c (post_dominators): Kill.
2848 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
2849 (compute_code_hoist_data): Use compute_flow_dominators. Do not
2850 pass in a pdom array since we do not need pdoms.
2851 * haifa-sched.c (schedule_insns): Similarly.
2852 * flow.c (compute_dominators): Remove dead function.
2853 (compute_flow_dominators): Do not compute doms or pdoms if the
2854 caller does not request them. Split up loop to build doms and
2855 pdoms. Use a worklist to compute doms and pdoms.
2856 * basic-block.h (compute_dominators): Remove prototype.
2858 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
2860 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
2861 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
2862 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
2863 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
2864 (cant_move, fed_by_spec_load, is_load_insn): Remove.
2865 (schedule_region): Remove unused variable.
2866 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
2868 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
2870 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
2871 (update_equiv_regs): Likewise.
2872 (block_alloc): Likewise.
2873 * reg-stack.c (reg_to_stack): Likewise.
2874 (convert_regs_2): Likewise.
2875 * reload1.c (reload_as_needed): Likewise.
2877 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
2879 * Makefile.in (dbxout.o): Depend on ggc.h.
2880 (dwarf2out.o): Likewise.
2881 (xcoffout.o): Likewise.
2882 * dbxout.c: Include ggc.h.
2883 (dbxout_init): Register lastfile as a root.
2884 * dwarf2out.c: Include ggc.h.
2885 (dwarf2out_line): Register lastfile as a root.
2886 * xcoffout.c: Include ggc.h.
2887 (xcoffout_source_line): Register xcoff_lastfile as a root.
2889 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
2891 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
2893 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
2895 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
2897 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2899 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2901 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
2902 (EXECUTE_IF_CONFLICT): Likewise.
2903 (ALLOCNO_LIVE_P): Avoid signed division.
2904 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
2905 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
2906 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
2908 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
2910 * haifa-sched.c (schedule_block): Don't crash if there's no
2911 next insn for an interblock movement.
2912 (add_branch_dependences): Don't allow clobber insns to move either.
2914 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
2916 * i386.c (split_xf): New.
2917 * i386-protos.h: Declare it.
2918 * i386.md (movxf_1): Add general regs alternatives.
2919 (movxf_1+1): New splitter for same.
2921 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
2923 * function.c (purge_addressof_1): Add missing return values.
2925 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
2927 * function.c (is_addressof): New function. Returns true if
2928 the given piece of RTL is an ADDRESSOF.
2929 (purge_addressof_1): Make boolean. Return false if the
2930 ADDRESSOFs could not be purged.
2931 (purge_addressof): If ADDRESSOFs could not be purged from the
2932 notes attached to an insn, remove the offending note(s),
2933 unless they are attached to a libcall.
2935 1999-11-05 Andreas Jaeger <aj@suse.de>
2937 * genoutput.c (null_operand =): Initialize all fields.
2939 * errors.h: Add extern to prototypes.
2941 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
2943 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
2944 * configure: Rebuilt.
2946 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2948 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
2949 (mirror_conflicts): New function.
2950 (global_alloc): Call it.
2951 (expand_preferences): Remove redundant CONFLICTP test.
2952 (find_reg, dump_conflicts): Likewise.
2953 (prune_preferences): Process conflicts one word at a time.
2955 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
2957 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
2958 instead of an explicit loop.
2960 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
2962 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
2963 if REG_RETVAL check succeeds, then put classp in src_elt.
2965 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
2967 * function.c (pad_to_arg_alignment): Only update argument_pad
2968 if the argument's alignment is greater than STACK_BOUNDARY.
2970 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
2972 * bitmap.h (BITMAP_XFREE): New.
2973 * flow.c (life_analysis): Use it.
2974 (life_analysis_1): Free blocks.
2976 * combine.c (undo_commit): New.
2977 (try_combine): Use it. Don't zap undobuf.undos.
2978 (combine_instructions): Don't zap undobuf.undos; free the
2981 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
2983 * stmt.c (cost_table_): New.
2984 (estimate_case_costs): Use it instead of xmalloc.
2986 * toplev.c (compile_file): Reuse dumpname memory instead
2989 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
2991 * reg-stack.c (convert_regs_1): Initialize target_stack->top
2992 after verifying an EH edge.
2994 * haifa-sched.c (init_rgn_data_dependences): Correctly
2995 size bb_pending_lists_length when zeroing.
2997 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
2999 * function.c (diddle_return_value): New.
3000 (expand_function_end): Use it.
3001 * stmt.c (expand_null_return): Likewise.
3002 (expand_value_return): Likewise.
3004 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
3006 * reload1.c (reload): Don't remove return value clobbers.
3008 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
3010 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
3012 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
3014 * cse.c (cse_main): Use xmalloc, not alloca.
3015 (cse_basic_block): Likewise.
3016 * local-alloc.c (local_alloc): Likewise.
3018 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
3019 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3021 * rtl.c: Include toplev.h.
3022 (fatal): Remove declaration.
3024 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
3026 * haifa-sched.c (schedule_block): Fix thinko.
3028 1999-11-03 James McKelvey <mckelvey@fafnir.com>
3030 * fixinc/fixincl.c(create_file): Allow for systems that do not have
3031 S_IR* defined values
3033 1999-11-03 Philippe De Muyter <phdm@macqel.be>
3035 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
3036 call `malloc' instead.
3038 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
3040 * flags.h (flag_renumber_insns): Declare.
3041 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
3043 * rtl.h (renumber_insns): Change prototype.
3044 * toplev.c (flag_renumber_insns): Define.
3045 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
3047 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
3049 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
3050 and fpsqrtd. Use them and create fdiv function unit to more
3051 accurately represent fpu sqrt pipeline semantics on UltraSparc.
3052 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
3054 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
3056 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
3058 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
3059 insn into ready list, do not use just a raw swap.
3061 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
3063 * rtl.h (renumber_insns): New function.
3064 (remove_unnecessary_notes): Likewise.
3065 * emit-rtl.c (renumber_insns): Define.
3066 (remove_unncessary_notes): Likewise.
3067 * toplev.c (rest_of_compilation): Remove dead code.
3068 Use renumber_insns and remove_unncessary_notes.
3070 * gcse.c (struct null_pointer_info): New type.
3071 (get_bitmap_width): New function.
3072 (current_block): Remove.
3073 (nonnull_local): Likewise.
3074 (nonnull_killed): Likewise.
3075 (invalidate_nonnull_info): Take a null_pointer_info as input.
3076 (delete_null_pointer_checks_1): New function.
3077 (delete_null_pointer_checks): Use it.
3079 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
3080 (split_edges): Likewise.
3081 (schedule_block): Likewise.
3082 (compute_block_backward_dependencies): Likewise.
3083 (schedule_region): Likewise.
3084 (schedule_insns): Likewise.
3086 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
3088 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
3089 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
3090 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
3091 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
3092 * jump.c (delete_unreferenced_labels): Don't delete if
3093 LABEL_ALTERNATE_NAME is set.
3094 * print-rtl.c (print_rtx): Dump alternate name.
3095 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
3096 * rtl.h (LABEL_ALTERNATE_NAME): Define.
3097 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
3098 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
3100 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3102 * fix-header.c (recognized_extern, recognized_function): Constify
3105 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
3106 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3107 (compute_available): Remove unused variable `last'.
3108 (compute_nearerout): Remove unused variable `temp_bitmap'.
3109 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3110 Remove unused variable `x'.
3112 * scan.h (recognized_function, recognized_extern): Constify a
3115 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
3117 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3119 * varasm.c (decode_rtx_const): Use XSTR to access the string
3122 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
3124 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
3126 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3128 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
3130 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
3132 * pa.c (ireg_operand): New function.
3133 * pa.h (PREDICATE_CODES): Handle ireg_operand.
3134 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
3135 Fix out of date comment.
3137 * pa.md (negdi2): Turn into expander + anonymous pattern.
3139 * reload.c (find_reloads): Fix typos in recent change.
3141 * dwarf2out.c: Do not include ctype.h.
3143 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3145 * regclass.c (record_reg_classes): Always use may_move_cost when
3146 seeing how operand fits with various register classes.
3148 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
3150 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
3151 * toplev.c: Revert Nov 1 13:22 change.
3153 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
3155 * config/pa/pa.md (height reduction patterns): Add checks for
3156 overlapping operands to avoid semantic-destroying splits for
3157 height reduction patterns.
3159 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3161 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
3162 have been an hyphen, fixed.
3163 * configure: Rebuilt.
3165 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
3167 * config/arm/tpe.h: Add prototypes for exported functions.
3168 * config/arm/pe.c: Fix compile time warnings.
3169 * config/arm/semi.h: Fix compile time warnings.
3170 * config/arm/arm.c: Fix compile time warnings.
3171 * config/arm/arm.h: Fix compile time warnings.
3172 * config/arm/arm.md: Fix compile time warnings.
3173 * config/arm/thumb.c: Fix compile time warnings.
3174 * config/arm/thumb.h: Fix compile time warnings.
3175 * config/arm/thumb.md: Fix compile time warnings.
3177 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
3179 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
3182 * unroll.c (unroll_loop): Remove LOOP notes when loop is
3183 completely unrolled.
3185 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3187 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
3189 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
3191 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
3192 * rtl.h (rtx_equal_p): Move prototype.
3193 * rtl.c (rtx_equal_function_value_matters): Move from
3195 (rtx_equal_p): Likewise.
3196 * rtlanal.c (rtx_equal_function_value_matters): Delete.
3197 (rtx_equal_p): Likewise.
3199 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3201 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
3204 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
3206 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
3208 * pa.h (ADDR_VEC_ALIGN): Define.
3210 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
3211 notes when presented with "if (foo) break; end_of_loop" and
3212 the break sequence gets moved out of the loop.
3214 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
3215 Remove explicit zero initializations of entries within MAP.
3217 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
3219 * reg-stack.c (convert_regs_1): Handle EH edges specially.
3221 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
3223 * bitmap.h (BITMAP_XMALLOC): New macro.
3224 * flow.c (CLEAN_ALLOCA): Remove.
3225 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
3226 (life_analysis): Likewise.
3227 (update_life_info): Don't use CLEAN_ALLOCA.
3228 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
3229 (calculate_global_regs_live): Likewise.
3230 (print_rtl_with_bb): Likewise.
3231 (verify_flow_info): Likewise.
3232 * global.c (global_alloc): Likewise.
3233 (global_conflicts): Likewise.
3234 * integrate.c (save_for_inline_nocopy): Likewise.
3235 (expand_inline_function): Likewise.
3236 * jump.c (jump_optimize_1): Likewise.
3237 (duplicate_loop_exit_test): Likewise.
3238 (thread_jumps): Likewise.
3239 * loop.c (loop_optimize): Likewise.
3240 (combine_givs): Likewise.
3241 (recombine_givs): Likewise.
3242 * reorg.c (dbr_schedule): Likewise.
3243 * unroll.c (unroll_loop): Likewise.
3245 * combine.c (combine_instructions): Use xmalloc instead of alloca.
3247 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
3249 * toplev.c (rest_of_compilation): Don't optimize the CFG
3250 when rebuilding, just before dbr.
3252 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3254 * output.h (assemble_end_function, assemble_destructor,
3255 assemble_constructor, assemble_gc_entry, assemble_global,
3256 assemble_label, output_constant_pool) Constify a char*.
3258 * varasm.c (assemble_destructor, assemble_constructor,
3259 assemble_gc_entry, assemble_end_function, assemble_global,
3260 assemble_label, output_constant_pool): Likewise.
3262 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
3264 * config/arm/thumb.c (thumb_expand_prologue): Add comments
3265 explaining what is goin on in this function.
3267 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3269 * regclass.c (record_reg_classes): In matching case, recompute
3270 costs since the direction of movement is different.
3272 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3274 * resource.c (mark_target_live_regs): For unconditional branches,
3275 the resources found at the branch target should be added to the
3276 resources found so far, not intersected.
3278 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
3280 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
3282 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
3283 (sys/mman.h): Include this file only if #HAVE_MMAP.
3284 (run_compiles): Initialize `esac_fmt' with one old KR string, not
3285 with automatically concatenated ANSI strings.
3287 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
3289 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
3290 (DIV_ROUND_UP): Robustify.
3291 (ggc_recalculate_in_use_p): New function.
3292 (release_pages): Don't inline it.
3293 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
3295 (ggc_pop_context): Use ggc_recalculate_in_use_p.
3296 (clear_marks): Always save in_use_p.
3297 (sweep_pages): Use ggc_recalculate_in_use_p.
3298 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
3299 Release pages before counting statistics.
3301 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
3303 * toplev.c (rest_of_compilation): Fix thinko in this change:
3305 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3307 (rest_of_compilation): If inside an inlined external function,
3308 pretend we are just being declared.
3310 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
3312 * flow.c (calculate_global_regs_live): Fix thinko.
3314 * integrate.c (expand_inline_function): Fix bugs in previous
3315 change from Oct 28, 1999.
3317 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
3319 * stmt.c (expand_value_return): Fix typo in this change:
3321 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3322 (expand_value_return): Correctly convert VAL when promoting function
3323 return; support RETURN_REG being a PARALLEL.
3325 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
3327 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
3329 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3331 * hard-reg-set.h (reg_names): Constify a char*.
3333 * regclass.c (reg_names): Likewise.
3335 * regs.h (reg_names): Likewise
3337 * a29k/a29k.c (reg_names): Delete declaration.
3339 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
3341 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
3342 arc_output_function_epilogue): Likewise.
3344 * elxsi/elxsi.c (reg_names): Likewise.
3346 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
3348 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
3351 * m88k/m88k.c (output_function_profiler): Likewise.
3353 * sparc/sparc.c (sparc_flat_output_function_prologue,
3354 sparc_flat_output_function_epilogue): Likewise.
3356 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
3358 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
3359 warning from -Wuninitialized and put it under -W.
3360 * function.c (uninitialized_vars_warning): Warn only when the
3361 corresponding flag is set.
3363 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
3365 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
3366 is nonzero and the single set does not have an elt, then assign
3369 * simplify-rtx.c: New file.
3370 * Makefile.in (OBJS): Add simplify-rtx.o
3371 (simplify-rtx.o): Add dependencies.
3372 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
3373 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
3374 (cse_gen_binary, simplify_unary_operation): Delete.
3375 (simplify_binary_operation, simplify_plus_minus): Likewise.
3376 (check_fold_consts, simplify_relation_operation): Likewise.
3377 (simplify_ternary_operation): Likewise.
3378 (delete_trivially_dead_insns): Simplify the contents of the
3379 REG_EQUAL note before trying to substitute it into the source
3380 of the reg-reg copy at the end of a libcall sequence.
3382 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
3383 references/callers changed.
3385 * mn10200.c (mn10200_va_arg): Force the return value into a
3388 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
3390 * cccp.c (macroexpand): Avoid out of range accesses for omitted
3393 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
3395 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
3397 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
3399 * fold-const.c (fold): Fix thinko when optimizing comparisons
3402 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
3404 * gcc.texi (Passes): Update front-end files to their current
3407 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
3409 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
3410 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3411 (PREDICATE_CODES): Add addition_operation.
3412 * alpha-protos.h (addition_operation): Declare.
3413 (secondary_reload_class): Likewise.
3414 * alpha.c (addition_operation): New.
3415 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
3416 * alpha.md (adddi3): Turn into expander.
3417 (*lda, *adddi_2): New.
3418 (movsf, movdf patterns): Don't preference integer regs.
3419 (movsi, movdi patterns): Don't preference fp regs.
3421 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
3423 * genrecog.c (write_switch): Check for duplicate CODE cases.
3425 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
3427 * ggc-common.c: Update pre-function commentary.
3428 * ggc-page.c: Likewise.
3430 (poison_pages): Use memset directly.
3431 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
3432 (ggc_collect): Poison before sweeping.
3433 * ggc-simple.c: Update pre-function commentary.
3434 (ggc_alloc_obj): Poison non-zeroed memory.
3436 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
3438 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
3439 match format string, even on 64-bit hosts.
3440 * gcc-page.c (ggc_page_print_statistics): Likewise.
3442 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
3444 * config/i386/i386.c (ix86_cpu): Revert last patch.
3445 * config/i386/i386.h (ix86_cpu): Ditto.
3447 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
3449 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
3450 TYPE_SIZE, convert type of result to sizetype.
3452 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
3454 * flow.c (count_or_remove_death_notes): Equate NULL with the
3457 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
3458 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
3461 * i386.c (pic_label_no): Delete.
3462 (ix86_attr_length_default): Don't use single_set to peek
3465 * recog.c (peephole2_optimize): Allow recog_next_insn to index
3466 the first insn after bb->end.
3467 * i386.md (push mem peeps): Scratch is live after evaluation
3469 (cmp mem peep): Similarly.
3471 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
3473 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
3474 * function.c (pad_to_arg_alignment): Add missing braces.
3476 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3478 * alpha/alpha-protos.h (literal_section): Add prototype.
3479 (alpha_need_linkage, alpha_start_function,alpha_end_function):
3482 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
3484 (alpha_start_function, alpha_end_function, float_strings,
3485 alpha_need_linkage): Constify a char*
3487 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
3489 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
3491 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
3493 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
3495 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3497 * flow.c (debug_flow_info): Add prototype.
3499 * gcc.c (main): Likewise.
3501 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
3504 * reload1.c (failed_reload, set_reload_reg): Likewise.
3506 * mips-tfile.c (main): Likewise.
3507 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
3508 with ATTRIBUTE_NORETURN.
3510 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
3512 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
3513 DECL is not a memory ref.
3515 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
3517 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
3518 * config/i386/i386.c (ix86_cpu): Add extern attribute.
3520 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
3522 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
3523 * config/mips/elf64.h: ditto.
3525 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
3527 * expr.c (emit_push_insn): New argument alignment_pad.
3528 Update all callers. Adjust stack pointer based on alignment pad.
3529 * function.c (pad_to_arg_alignment): New argument alignment_pad.
3530 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
3531 (locate_and_pad_parm): New argument alignment_pad. Update all
3533 * expr.h (emit_push_insn): Update prototype.
3534 (locate_and_pad_parm): Update prototype.
3535 * calls.c (arg_data): Add new field alignment_pad.
3536 (initialize_argument_information): Initialize alignment_pad.
3538 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
3540 * except.c (free_eh_nesting_info): Free the info itself.
3541 * function.c (free_after_compilation): Don't free NULL.
3542 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
3543 (pre_edge_insert): Free inserted.
3544 * stmt.c (free_stmt_status): Don't free NULL.
3546 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3548 * gcov.c (DIR_SEPARATOR): Provide default.
3549 (output_data): Add test for MS-DOS format absolute filename.
3550 (fancy_abort): Correct program name.
3551 (open_files): Open all files in binary mode.
3552 * libgcc2.c (__bb_exit_func): Likewise.
3554 * profile.c (init_branch_prob): Specify binary when opening files.
3556 * flags.h (flag_unwind_tables): New decl.
3557 * toplev.c (flag_unwind_table): New definition.
3558 (f_options): Add -funwind-tables.
3559 (decode_g_option): Clarify warning when unknown -g option is given.
3560 (rest_of_compilation): If inside an inlined external function,
3561 pretend we are just being declared.
3563 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
3564 (dwarf2out_frame_finish): Likewise.
3566 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
3568 * fold-const.c (merge_ranges): If not in0, but in1, handle
3569 upper bounds equal like subset case.
3571 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
3573 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
3574 passed in a register but moved to the stack.
3576 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
3578 * gcc.c (pass_exit_codes, greatest_status): New variables.
3579 (struct option_map): Add entry for "--pass-exit-codes".
3580 (execute): Update greatest_status if error.
3581 (display_help): Add documentation for -pass-exit-codes.
3582 (process_command): Handle -pass-exit-codes.
3583 (main): Look at pass_exit_codes and greatest_status on call to exit.
3585 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3587 * reload.c (find_reloads): Refine test for no input reload
3588 case to not includes reloads emitted after insn.
3590 * function.c (find_temp_slots_from_address): Handle sum involving
3591 a register that points to a temp slot.
3592 (update_temp_slot_address): Make recursive call if both old and
3593 new are PLUS with a common operand.
3594 * calls.c (expand_call): Mark temp slot for result as having
3597 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
3599 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
3600 component as well as "BINUTILS".
3602 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
3603 * integrate.c (copy_rtx_and_substitute): Likewise.
3604 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
3605 All callers changed.
3606 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
3608 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
3609 gdb extensions, write size of type; also be more consistent
3610 in using references when this is a subtype.
3612 * pa.md (extv, extzv, insv): Use define_expand to reject constant
3613 that is out of range.
3615 * loop.c (unknown_constant_address_altered): New variable.
3616 (prescan_loop): Initialize it.
3617 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
3618 (invariant_p, case MEM): Remove handling for volatile and readonly;
3619 check new variable if readonly.
3620 (check_dbra_loop): Chdeck unknown_constant_address_altered.
3622 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
3623 (addr_affects_sp_p): Removed from note_mem_written and only
3624 define #ifdef AUTO_INC_DEC.
3626 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
3628 * regclass.c (record_reg_classes): Properly handle register move
3631 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
3632 Don't think valid if both operands are invalid.
3633 (struct constant_descriptor): New field RTL.
3634 (mark_const_hash_entry): Mark it.
3635 (record_constant{,_rtx}): Initialize it.
3636 (output_constant_def): Allocate RTL in permanent obstack and
3638 ({record,compare}_constant_1): Modes must match for
3639 CONSTRUCTOR of ARRAY_TYPE.
3641 * c-common.h (initializer_constant_valid_p): Delete decl from here.
3642 * output.h (initializer_constant_valid_p): Move decl to here.
3643 * c-common.c (initializer_constant_valid_p): Delete function from here.
3644 * varasm.c (initializer_constant_valid_p): Move function to here.
3646 * tree.h (STRIP_SIGN_NOPS): New macro.
3647 * fold-const.c (optimize_minmax_comparison): New function.
3648 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
3649 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
3650 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
3651 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
3652 widening conversions.
3653 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
3654 to look at size of mode, not precision of type; also add missing cases.
3655 (optimize_bit_field_compare, decode_field_reference): Don't try to
3656 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
3658 * dwarf2out.c (ctype.h): Include.
3659 (dwarf2out_set_demangle_name_func): New function.
3660 (size_of_line_info): Deleted.
3661 (output_line_info): Compute size of line info table from difference
3663 (base_type_die, add_name_attribute): Call demangle function, if any.
3664 (field_byte_offset): Use bits per word for variable length fields.
3665 (gen_array_type_die): Add array name.
3666 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
3667 (dwarf2out_add_library_unit_info): New function.
3669 * explow.c (set_stack_check_libfunc): New function.
3670 (stack_check_libfunc): New static variable.
3671 (probe_stack_range): Allow front-end to set up a libfunc to call.
3673 * combine.c (simplify_comparison): When making comparison in wider
3674 mode, check for having commuted an AND and a SUBREG.
3675 (contains_muldiv): New function.
3676 (try_combine): Call it when dividing a PARALLEL.
3677 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
3678 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
3680 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
3681 use one of the CLOBBERs instead.
3682 (if_then_else_cond): If comparing against zero, just return thing
3685 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
3686 Don't generate shifts and subtract if have conditional arithmetic.
3688 * rtl.h (delete_barrier): New declaration.
3689 * jump.c (jump_optimize): Set up to handle conditional call.
3690 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
3691 (delete_barrier): New function.
3693 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
3695 * recog.c (nonmemory_operand): Accept ADDRESSOF.
3697 * tree.c (build_type_attribute_variant): Push to obstack of
3698 ttype around type_hash_canon call.
3700 * expr.c (placeholder_list): Move decl to file scope.
3701 (expand_expr): Don't force access to volatile just because its
3703 If ignoring reference operations, just expand the operands.
3704 (expand_expr, case COMPONENT_REF): Propagate
3705 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
3706 Refine test for using bitfield operations vs pointer punning.
3707 (expand_expr, case CONVERT_EXPR): If converting to
3708 BLKmode UNION_TYPE from BLKmode, just return inner object.
3709 Use proper mode in store_field call.
3710 Properly set sizes of object to store and total size in store_field
3711 call for convert to union.
3712 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
3713 memory (like for ADDR_EXPR). Also, don't put constant in register if
3714 we'll want it in memory.
3715 (readonly_fields_p): New function.
3716 (expand_expr, case INDIRECT_REF): Call it if LHS.
3717 (expand_assignment): Handle a RESULT_DECL where
3718 DECL_RTL is a PARALLEL.
3719 (do_jump, case WITH_RECORD_EXPR): New case.
3720 (get_inner_reference): Always go inside a CONVERT_EXPR
3721 and NOP_EXPR if both modes are the same.
3722 (store_field): Use bitfield operations if size of bitsize is not same
3723 as size of RHS's type.
3724 Check for bitpos not a multiple of alignment in BLKmode case.
3725 Do block move in largest possible alignment.
3726 (store_constructor): Set BITSIZE to -1 for variable size and properly
3727 in case of array of BLKmode.
3728 (expand_expr_unaligned): New function.
3729 (do_compare_and_jump): Call it.
3731 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
3732 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
3733 does not include 'o'.
3735 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
3736 both SET_DEST and SET_SRC reference a virtual register.
3737 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
3739 * integrate.c (expand_inline_function): Handle case of setting
3740 virtual stack vars register (from built in setjmp); when parameter
3741 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
3742 (subst_constant): Add new parm, MEMONLY.
3743 (expand_inline_function, integrate_parm_decls): Pass new parm.
3744 (integrate_decl_tree): Likewise.
3745 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
3746 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
3747 (copy_rtx_and_substitute, case SET): Add explicit calls to
3748 copy_rtx_and_substitute for both sides.
3750 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
3752 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
3753 within INDEX_TYPE, instead of before.
3754 (fixup_gotos): Use f->target_rtl, not the next insn,
3755 since latter may be from a later fixup.
3756 (expand_value_return): Correctly convert VAL when promoting function
3757 return; support RETURN_REG being a PARALLEL.
3758 (expand_return): When checking for result in regs and having
3759 cleanup, consider PARALLEL in DECL_RTL as being in regs.
3761 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
3763 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
3764 last_nominal_fname): Mark const.
3765 (struct include_hash: name, nshort, control_macro): Mark
3767 (struct macrodef: symnam): Mark const.
3768 (struct if_stack: fname): Mark const.
3769 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
3770 (IStable): New character-syntax array which encompasses all
3771 the old is_foo arrays.
3772 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
3773 is_space): New macros for interrogating IStable.
3774 (check_macro_name): Kill last argument. All callers changed.
3776 * cppinit.c (initialize_char_syntax): Delete.
3777 (is_idchar, is_idstart, is_hor_space, is_space,
3778 trigraph_table): Delete.
3779 (IStable): New. Initialize with clever macros to avoid
3780 information duplication.
3781 (builtin_array): Table of builtins to get rid of explicit list
3782 in initialize_builtins.
3783 (initialize_builtins): Use builtins_array.
3784 (cpp_start_read): Call init_IStable, and set IStable['$'] if
3785 opts->dollars_in_ident.
3787 * cppexp.c: Change all refs to is_xyz[] arrays to use new
3789 (cpp_parse_expr): Avoid 'format string is not constant'
3790 warning. Use ISGRAPH to identify printable chars.
3791 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
3793 (read_and_prescan): Map trigraphs to chars with open-coded
3794 if-else-if-... sequence, not a lookup table.
3795 * cpphash.c: Change all refs to is_xyz[] arrays to use new
3797 * cpplib.c: Change all refs to is_xyz[] arrays to use new
3798 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
3799 (check_macro_name): Remove ability to report an invalid
3800 assertion name, which is never used.
3801 (do_line): Constify a couple of char *'s.
3802 * cppmain.c (main): Call cpp_cleanup before returning.
3804 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
3806 * ggc.h (struct ggc_statistics): New type.
3807 (ggc_get_size): New function.
3808 (ggc_print_statistics): Likewise.
3809 * ggc-common.c (ggc_stats): New variable.
3810 (ggc_mark_rtx_children): Keep statistics.
3811 (ggc_mark_tree_children): Likewise.
3812 (ggc_print_statistics): New function.
3813 * ggc-page.c (struct globals): Add bytes_mapped field.
3814 (alloc_anon): Update it.
3815 (release_pages): Likewise.
3816 (ggc_get_size): New function.
3817 (ggc_page_print_statistics): New function.
3818 * ggc-simple.c (ggc_get_size): New function.
3820 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
3822 * flow.c (propagate_block): When the last reference to a label
3823 before an ADDR_VEC is deleted because the reference is a dead
3824 store, delete the ADDR_VEC.
3826 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
3828 * resource.c (find_free_register): Don't use the frame pointer
3829 if frame_pointer_needed.
3831 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
3833 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
3834 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
3836 * config/i960/i960.c (i960_va_start): New locals base, num.
3837 Use INDIRECT_REF instead of ARRAY_REF on valist.
3838 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
3840 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
3842 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
3844 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
3846 * tree.def (PLACEHOLDER_EXPR): Update comments.
3848 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3850 * c-common.c (check_format_info): Avoid non-literal format string
3851 warnings when `first_arg_num' is zero.
3853 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3855 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
3857 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
3859 * arm.md (casesi_insn): Add a clobber of the condition code
3862 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
3864 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
3865 used by both cc1 and cc1plus.
3867 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
3869 * config/arm/arm.c: Initialise arm_structure_size_boundary to
3870 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
3871 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
3872 to the value 32 if it has not already been defined.
3873 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
3874 Override definition in arm.h with a value of 8.
3876 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
3878 * c-pragma.c (push_alignment): Don't check the return value
3881 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
3883 * sparc.h (ADJUST_COST): Fix thinko.
3885 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
3887 * cccp.c (rescan): Fixed obp pointer handling around call to
3888 check_expand subroutine.
3890 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
3892 * gcse.c (delete_null_pointer_checks): Only record non-null info
3893 for pseudos when examining stores.
3895 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
3896 splitters for these patterns. Use "#" for output templates.
3897 (addsi3_carryin_shift): New pattern.
3899 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
3901 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
3902 of the function return register into a plain REG until
3903 after function inlining is done.
3905 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3907 * jump.c (jump_optimize_1): If we did cross-jumping, and
3908 the data will matter, rebuild the CFG.
3909 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
3910 not optimizing. Don't run shorten_branches.
3911 * toplev.c (rest_of_compilation): Run shorten_branches after
3914 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
3916 * rtl.h (note_stores): Add additional paramter.
3917 * rtlanal.c (reg_set_p_1): Take additional paramter.
3918 (reg_set_last_1): Likewise.
3919 (reg_set_p): Adjust call to note_stores.
3920 (reg_set_last): Likewise.
3921 (note_stores): Pass data parameter to worker function.
3922 * alias.c (record_set): Take additional parameter.
3923 (init_alias_analysis): Pass it.
3924 * caller-save.c (mark_set_regs): Take additional parameter.
3925 (save_call_clobbered_regs): Pass NULL to note_stores.
3926 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
3928 (record_dead_and_set_regs_1): Likewise.
3929 (reg_dead_at_p_1): Likewise.
3930 (combine_instructions): Adjust calls to note_stores.
3931 (try_combine): Likewise.
3932 (record_dead_insn): Remove.
3933 (record_dead_and_set_regs): Adjust calls to note_stores.
3934 (reg_dead_at_p): Likewise.
3935 * cse.c (invalidate_skipped_set): Take additional parameter.
3936 (cse_check_loop_start): Likewise.
3937 (cse_check_loop_start_value): Remove.
3938 (cse_set_around_loop): Adjust calls to note_stores.
3939 * flow.c (notice_stack_pointer_modification): Take additional
3940 parameter. Remove duplicate declaration.
3941 (record_volatile_insns): Adjust calls to note_stores.
3942 * gcse.c (record_set_info): Take additional parameter.
3943 (record_last_set_info): Likewise.
3944 (invalidate_nonnull_info): Likewise.
3945 (record_set_insn): Remove.
3946 (compute_sets): Adjust calls to note_stores.
3947 (last_set_insn): Remove.
3948 (compute_hash_table): Adjust calls to note_stores.
3949 (insert_insn_end_bb): Likewise.
3950 (delete_null_pointer_checks): Likewise.
3951 * global.c (mark_reg_store): Take additional parameter.
3952 (mark_reg_clobber): Likewise.
3953 (reg_becomes_live): Likewise.
3954 (global_conflicts): Adjust calls to note_stores.
3955 (build_insn_chain): Likewise.
3956 * integrate.c (note_modified_parmregs): Take additional parameter.
3957 (mark_stores): Likewise. Make it static.
3958 (save_for_inline_nocopy): Adjust calls to note_stores.
3959 (try_constants): Likewise.
3960 * integrate.h (mark_stores): Remove declaration.
3961 * jump.c (mark_modified_reg): Take additional parameter.
3962 (thread_jumps): Adjust calls to note_stores.
3963 * local-alloc.c (validate_equiv_mem_from_store): Take additional
3965 (no_equiv): Likewise.
3966 (reg_is_set): Likewise.
3967 (validate_equiv_mem): Adjust calls to note_stores.
3968 (update_equiv_regs): Likewise.
3969 (block_alloc): Likewise.
3970 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
3971 (note_addr_stored): Take additional parameter.
3972 (note_set_pseudo_multiple_uses): Likewise.
3973 (record_initial): Likewise.
3974 (prescan_loop): Adjust calls to note_stores.
3975 (strength_reduce): Likewise.
3976 (check_dbra_loop): Likewise.
3977 * regmove.c (flags_set_1): Take additional paramter.
3978 (mark_flags_life_zones): Adjust calls to note_stores.
3979 * reload1.c (mark_not_eliminable): Take additional parameter.
3980 (forget_old_reloads_1): Likewise.
3981 (reload_cse_invalidate_rtx): Likewise.
3982 (reload_cse_check_clobber): Likewise.
3983 (reload_combine_note_store): Likewise.
3984 (move2add_note_store): Likewise.
3985 (reload): Adjust calls to note_stores.
3986 (reload_as_needed): Likewise.
3987 (emit_reload_insns): Likewise.
3988 (reload_cse_regs_1): Likewise.
3989 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
3990 (reload_combine): Adjust calls to note_stores.
3991 * resource.c (update_live_status): Take additional paramter.
3992 (mark_target_live_regs): Adjust calls to note_stores.
3993 * stupid.c (find_clobbered_regs): Take additional parameter.
3994 (stupid_life_analysis): Adjust calls to note_stores.
3996 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
3998 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
4001 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
4004 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
4005 of the variable arm_structure_size_boundary.
4007 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4009 * alias.c (init_alias_analysis): Allocate reg_known_value and
4010 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
4012 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
4013 * cse.c (cse_main): Call end_alias_analysis.
4014 * haifa-sched.c (schedule_insns): Likewise.
4015 * local-alloc. (update_equiv_regs): Likewise.
4016 * reload1.c (reload_cse_regs): Likewise.
4018 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4020 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
4021 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
4022 mapping from MASK_FPU.
4024 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
4026 * sparc.md (call): Don't bound structure return size to 0xfff.
4028 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
4030 * resource.c (mark_target_live_regs): Check that the target
4031 insn wasn't created after compute_bb_for_insn.
4033 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
4035 * ggc-page.c (poison_pages): Don't be overzealous.
4037 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
4039 * alias.c: Update comments for ADDRESS.
4040 (nonlocal_reference_p): Look inside the ADDRESS to determine if
4041 it is a local memory reference.
4043 * c-typeck.c (build_function_call): Check that the built-in
4044 function is of class BUILT_IN_NORMAL before trying to recongize
4046 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
4047 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
4049 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
4051 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
4053 (pre_gcse): Likewise.
4054 (hoist_expr_reaches_here_p): Likewise.
4055 (hoist_code): Likewise.
4056 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
4058 (pre_expr_reaches_here_p_work): ... here.
4059 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
4061 (expr_reaches_here_p_work): ... here.
4063 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
4065 * resource.c (find_basic_block): Delete.
4066 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
4067 (init_resource_info): Call compute_bb_for_insn.
4069 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
4071 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
4072 with already adjacent blocks, but no fallthru.
4073 (merge_blocks_move_successor_nojumps): Simplify.
4074 (debug_flow_info): New.
4076 * toplev.c (rest_of_compilation): Open jump1 dump file before
4077 jump and close after, as opposed to just using dump_rtl.
4079 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4081 * reload.h (earlyclobber_operand_p): Declare.
4082 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
4083 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
4084 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
4085 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
4087 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
4088 Richard Henderson <rth@cygnus.com>
4090 * emit-rtl.c (emit_block_insn_before): New.
4091 (emit_block_insn_after): New.
4092 * basic-block.h: Declare them.
4094 * bitmap.h: Protect from multiple inclusion.
4096 * recog.c (scratch_operand): Handle VOIDmode correctly.
4098 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
4100 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
4101 * function.c (assign_parms): Likewise.
4102 * global.c (global_conflicts): Clarify STACK_REGS commentary.
4104 * reg-stack.c (max_uid): Remove.
4105 (blocks, block_begin, block_end, block_drops_in): Remove.
4106 (block_stack_in, block_out_reg_set, block_number): Remove.
4107 (struct block_info_def, BLOCK_INFO): New.
4108 (enum emit_where): New.
4109 (current_block): New.
4110 (BLOCK_NUM): Remove.
4111 (mark_regs_pat, record_label_references): Remove.
4112 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
4114 (goto_block_pat, print_blocks, dump_stack_info): Remove.
4115 (reg_to_stack): Simplified test for existance of fp code. Use
4116 flow.c code. Call shorten_branches after cross-jump opt.
4117 (check_asm_stack_operands): Renamed from record_asm_reg_life.
4118 Return false if the asm doesn't use stack regs. Don't do life
4119 analysis on the asm.
4120 (emit_pop_insn): Replace function pointer arg `when' with
4121 enum `where'. Update all callers.
4122 (change_stack): Likewise. Update basic block end.
4123 (emit_swap_insn): Use current_block->head to limit reverse search
4124 for start of block. Use emit_block_insn_after.
4125 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
4126 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
4127 structure assignment instead of bcopy.
4129 (convert_regs_entry, convert_regs_exit): New.
4130 (convert_regs_1, convert_regs_2): Split out from convert_regs.
4131 Work on basic blocks and the CFG.
4132 (convert_regs): Use them.
4134 * i386.c (output_fix_trunc): Remove code for DImode input operand
4135 not at top-of-stack.
4136 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
4138 (fix_truncdi_1): Allow any mode scratch.
4140 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
4142 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
4143 * linux.h, netbsd.h, vms.h: Not here.
4145 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
4147 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
4148 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
4149 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
4150 CONDITIONAL_REGISTER_USEAGE): Use them.
4151 * config/mips/mips.c (mips_move_1word,mips_move_2words,
4152 gen_conditional_branch,override_options) : Use them.
4153 * config/mips/mips.md : Use them.
4155 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
4157 * i386.md (zero_extendqihi2): Use SImode register name with andl.
4159 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
4161 * integrate.c (function_cannot_inline_p): Don't allow inlining
4164 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4166 * c-parse.in (cast_expr): Constify.
4168 * cccp.c (special_symbol): Likewise.
4170 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
4172 * dwarf2out.c (base_type_die): Likewise.
4174 * global.c (allocno_compare): Likewise.
4176 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
4178 * regclass.c (fix_register): Likewise.
4180 * rtl.h (fix_register): Likewise.
4182 * stupid.c (stupid_reg_compare): Likewise.
4184 * toplev.c (decode_f_option): Likewise.
4186 * tree.c (build_complex_type): Likewise.
4188 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
4190 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
4192 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4194 * reload.c (find_reloads): Compute mode and nregs fields of all
4196 * reload1.c (calculate_needs_all_insns): Simplify a bit.
4197 (calculate_needs): Use precomputed mode/nregs values.
4198 (allocate_reload_reg): Likewise.
4200 (failed_reload, set_reload_reg): ... new functions.
4201 (choose_reload_regs_init): New function, mostly broken out from...
4202 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
4203 Also lose one #if 0 block.
4205 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
4207 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
4210 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
4212 * tree.h (BLOCK_TYPE_TAGS): Remove.
4213 (BLOCK_END_NOTE): Likewise.
4214 (BLOCK_LIVE_RANGE_FLAG): Likewise.
4215 (BLOCK_LIVE_RANGE_START): Likewise.
4216 (BLOCK_LIVE_RANGE_END): Likewise.
4217 (tree_block): Remove live_range_flag, live_range_var_flag, and
4218 type_tags. Remove end_note, live_range_start, and live_range_end.
4219 (remember_end_note): Remove prototype.
4220 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
4221 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
4223 * ggc-common.c (ggc_mark_tree_children): Don't mark
4224 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
4225 * integrate.c (adjust_copied_decl_tree): Remove.
4226 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
4227 * stmt.c (last_block_end_note): Remove.
4228 (init_stmt): Don't add a GC root for it.
4229 (expand_fixup): Don't set it.
4230 (remember_end_note): Remove.
4231 (expand_end_bindings): Don't set last_block_end_note.
4233 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4235 * reload1.c (reload_reg_free_for_value_p): Show
4236 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
4239 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
4241 * expmed.c (extract_bit_field): Allow for the case of non-integer
4242 objects that are smaller than a word (like SFmode on a 64-bit
4245 * loop.c (basic_induction_var): A non-integer variable which is
4246 being set by a paradoxical subreg is probably not a biv.
4248 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4250 * prefix.c (translate_name) Check for empty prefix string.
4252 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
4254 * Makefile.in (CPP_CROSS_NAME): New variable.
4255 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
4257 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
4258 names of the files to be uninstalled.
4260 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
4262 * collect2.c (IS_DIR_SEPARATOR): Define.
4263 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
4265 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
4268 * haifa-sched.c (add_dependence): Update the true dependency
4269 cache the first time we add a true dependence to the LOG_LINKS chain.
4271 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
4273 * fold-const.c (fold): Fix comment.
4275 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4277 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
4278 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
4279 dbxout_start_new_source_file, dbxout_source_file,
4280 dbxout_source_line, dbxout_finish, dbxout_type_fields,
4281 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
4283 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
4284 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
4285 (dbxout_block): Initialize variable `blocknum'.
4287 * dbxout.h (dbxout_init, dbxout_finish,
4288 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
4289 dbxout_args, dbxout_source_line): Constify a char*.
4291 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
4292 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
4293 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
4294 low_pc_attribute, high_pc_attribute, body_begin_attribute,
4295 body_end_attribute, comp_dir_attribute, sf_names_attribute,
4296 src_info_attribute, mac_info_attribute, producer_attribute,
4297 lookup_filename, generate_macinfo_entry, fundamental_type_code,
4298 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
4299 dwarfout_undef): Constify a char*.
4300 (add_incomplete_type, retry_incomplete_types): Add prototypes.
4302 * dwarfout.h (dwarfout_define, dwarfout_undef,
4303 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
4305 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
4307 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
4308 (MULTILIB_ISA_DEFAULT): New.
4309 (MULTILIB_DEFAULTS): Use it.
4310 * config/mips/mips.c (): Remove the now unnecessary definition
4311 of MIPS_ISA_DEFAULT.
4312 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
4313 unnecessary definition.
4315 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
4317 * arm.md (pic_load_addr): Add constraints to operand 1.
4319 1999-10-25 Bruce Korb <autogen@linuxbox.com>
4321 * fixinc/genfixes: Provide a means for specifying -D options to
4324 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
4326 * arm.c (arm_override_options): Correct initialization of
4327 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
4328 arm_is_strong, and arm_is_6_or_7.
4330 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
4331 (note_set_pseudo_multiple_uses): New function.
4332 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
4333 if a pseudo set in the loop exit is used elsewhere.
4335 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
4337 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
4339 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
4341 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
4342 a single load-address pattern.
4344 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
4346 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
4347 depending on whether or not line-number notes are present.
4349 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4351 * cccp.c (progname, file_buf, default_include, include_file,
4352 macrodef, definition, hashval, wchar_type, user_label_prefix,
4353 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
4354 expand_to_temp_buffer, is_system_include, base_name,
4355 absolute_filename, read_name_map, open_include_file,
4356 record_control_macro, check_precompiled, check_preconditions,
4357 pcfinclude, pass_thru_directive, create_definition,
4358 check_macro_name, comp_def_part, collect_expansion,
4359 check_assertion, read_token_list, assertion_install,
4360 assertion_lookup, eval_if_expression, conditional_skip,
4361 validate_else, skip_quoted_string, quote_string, macarg1,
4362 error_from_errno, install, lookup, hashf, dump_defn_1,
4363 perror_with_name, pfatal_with_name, main, trigraph_pcp,
4364 check_white_space, rescan, handle_directive, monthnames,
4365 special_symbol, do_include, remap_include_file, write_output,
4366 arglist, do_assert, do_unassert, do_line, do_error, do_once,
4367 do_ident, do_sccs, do_xifdef, skip_if_group,
4368 output_line_directive, macroexpand, macarg, change_newlines,
4369 initialize_builtins, make_definition): Constify a char*.
4371 * pcp.h (stringdef): Likewise.
4373 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
4375 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
4378 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
4379 Richard Henderson <rth@cygnus.com>
4381 * alias.c: Include ggc.h.
4382 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
4383 (record_set): Verify enough room in reg_base_value.
4384 (init_alias_analysis): Allocate reg_base_value with xcalloc.
4385 Register it as a GC root.
4386 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
4387 * Makefile.in (alias.o): Depend on ggc.h.
4389 * unroll.c (unroll_loop): Verify the insn before a barrier
4390 is a JUMP_INSN before checking JUMP_LABEL.
4392 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4394 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
4395 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
4396 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
4397 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
4398 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
4399 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
4401 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4403 * output.h (ctors_section, dtors_section, bss_section): Prototype.
4405 * alpha/alpha-interix.h (text_section): Delete prototype.
4406 * alpha/elf.h (text_section): Likewise.
4407 * arm/linux-elf.h (text_section): Likewise.
4408 * arm/linux-telf.h (text_section): Likewise.
4409 * c4x/c4x.h (text_section): Likewise.
4410 * dsp16xx/dsp16xx.h (bss_section): Likewise.
4411 * elfos.h (text_section): Likewise.
4412 * i386/aix386ng.h (text_section): Likewise.
4413 * i386/i386-interix.h (text_section): Likewise.
4414 * i386/sco5.h (text_section): Likewise.
4415 * i386/svr3gas.h (text_section): Likewise.
4416 * nextstep.h (text_section): Likewise.
4417 * psos.h (text_section): Likewise.
4418 * ptx4.h (text_section): Likewise.
4419 * svr3.h (text_section): Likewise.
4420 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
4422 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4424 * final.c (peephole): Delete prototype.
4426 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
4427 (pre_insert_copies): Remove unused variable `bb'.
4429 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
4432 * output.h (peephole): Add prototype.
4434 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
4436 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
4439 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
4441 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
4442 for inlined declarations.
4444 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
4446 * arm.c (logical_binary_operator): New fucntion.
4447 * arm.h (logical_binary_operator): Declare it.
4448 (PREDICATE_CODES): Handle logical_binary_operator.
4449 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
4450 output constraints. Add appropriate splitters.
4451 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
4452 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
4453 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
4455 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4457 * genoutput.c (struct operand_data): New elt eliminable.
4458 (output_operand_data): Write it.
4459 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
4460 (compare_operands): Take it into account.
4461 * recog.h (struct insn_operand_data): New elt eliminable.
4462 * reload1.c (check_eliminable_occurrences, elimination_effects): New
4464 (old_asm_operands_vec, new_asm_operands_vec): Delete.
4465 (eliminate_regs): Move code that detects changes to elimination
4466 target regs into new function elimination_effects.
4467 Delete one #if 0 block.
4468 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
4469 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
4470 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
4471 Only call eliminate_regs for real operands of the insn, not for parts
4472 of its structure or parts matched by things like match_operator.
4473 Use elimination_effects and check_eliminable_occurrences. Use
4474 copy_insn to duplicate the pattern when not in the final pass.
4476 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
4478 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
4481 1999-10-22 Bruce Korb <autogen@linuxbox.com>
4483 * fixinc/README: document the "mach" machine matching test
4484 * fixinc/fixfixes.c: Implement the #else/#endif label fix
4485 * fixinc/fixtests.c: Implement the #else/#endif label test
4486 * fixinc/inclhack.def: utilize these tests and fixes
4487 * fixinc/inclhack.sh: regen
4488 * fixinc/fixincl.x: regen
4489 * fixinc/fixincl.sh: regen
4491 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
4493 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
4496 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
4498 * gcc.1: Document exit codes.
4500 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4502 * calls.c: Include tm_p.h later, so everything we need is defined.
4504 * function.c: Likewise.
4506 * except.c: Include tm_p.h.
4508 * sparc.c: Likewise.
4509 (dwarf2out_cfi_label): Don't prototype.
4510 (check_return_regs, epilogue_renumber,
4511 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
4512 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
4513 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
4514 ultra_schedule_insn): Add static prototype.
4515 (data_segment_operand, text_segment_operand): Call itself with the
4516 proper number of arguments.
4517 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
4519 * sparc.h: Move all declarations to sparc-protos.h.
4520 (SELECT_RTX_SECTION): Pass a missing MODE argument to
4523 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
4525 * config/svr4.h (text_section, ctors_section, dtors_section): Add
4527 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
4528 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
4529 ASM_OUTPUT_ASCII): Constify a char*.
4531 * sparc-protos.h: New file for sparc prototypes.
4533 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4535 * function.c (record_insns, contains): Always declare and define.
4536 (record_insns): Mark with ATTRIBUTE_UNUSED.
4538 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
4540 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
4541 to .section when outputting a .bss section to deal with multiple
4542 .bss input sections (as happens with -fdata-sections)
4543 Also output %progbits, not @progbits so the assembler doesn't treat as
4545 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
4547 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
4548 thumb parts even when building with non-thumb CPUs, by forcing
4551 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
4553 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
4554 (movdf_const_intreg_sp64): Similarly.
4556 * local-alloc.c (update_equiv_regs): Check the correct insn
4557 for pre-existing REG_EQUIV notes.
4559 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
4561 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
4562 block reached by a branch if we're not going to actually process
4565 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
4567 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
4568 a local extern function declaration.
4570 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
4572 * i386.c (ix86_expand_prologue): Properly wrap USE around
4573 reg for CALL_INSN_FUNCTION_USAGE.
4575 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
4577 * config/mips/mips.md (movdf_internal1a): Allow floating-point
4578 move between GP_REGs.
4580 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
4582 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
4583 the mode size when finding out if an offset is legal.
4585 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
4587 * basic-block.h (PROP_*): Move constants from ...
4589 (compute_bb_for_insn): Free the array before reallocating.
4590 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
4591 (allocate_reg_life_data): Reset all reg variables collected by
4593 (get_block_head_tail): Don't convert from bb to block.
4594 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
4595 (find_insn_reg_weight): Take block not bb.
4596 (schedule_block): Don't set block num for moved insns.
4597 (schedule_region): Don't update_life_info or find_insn_reg_weight.
4598 (schedule_insns): Do it here instead.
4599 * combine.c (combine_instructions): Invoke compute_bb_for_insn
4600 before update_life_info.
4601 * recog.c (split_all_insns, peephole2_optimize): Update for
4602 new arg to update_life_info.
4603 * rtlanal.c (remove_note): Cope with NULL note.
4604 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
4607 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
4609 * jump.c (jump_optimize_1): More accurately detect casesi insns.
4611 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
4612 block records so that merge_blocks_nomove will clean up correctly.
4613 (split_edge): Handle casesi insns.
4615 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
4617 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
4619 * pa.md (call, call_value): Do not emit a blockage after restoring
4622 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
4624 * c-typeck.c (c_expand_asm_operands): Fix typo.
4626 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4628 * arm.c (fpu_rhs_operand): Verify modes.
4629 (fpu_add_operand): Likewise.
4630 (di_operand): Likewise.
4631 (soft_df_operand): Likewise.
4633 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
4635 * arm.c (arm_return_in_memory): APCS rules state that the elements
4636 of a structure returned in a register must be 'integer-like'.
4638 1999-10-19 Bruce Korb <autogen@linuxbox.com>
4640 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
4641 in the source tree when the generated targets are out of date
4642 * fixinc/genfixes: Alter it to run individual fixes for make.
4643 * fixinc/README: rewrite
4644 * fixinc/inclhack.def: moved initial comments to README
4646 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
4648 * toplev.c (main): Do not generate an error message if an
4649 unrecognised command line switch is recognisable by another
4650 language. If extra_warnings are enabled, then generate a
4651 warning message instead.
4653 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
4655 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
4656 (insert_pack_attributes): Delete prototype.
4658 * c-pragma.c (default_alignment): New static variable.
4659 (push_alignment): Initialize to current effective alignment.
4660 (pop_alignment): Use to set new alignment.
4661 (insert_pack_attributes): Delete function.
4662 (handle_pragma_token): Set default_alignment as well each time
4663 a #pragma pack(<n>) is encountered.
4665 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
4667 * reg-stack.c (stack_result): Aggregates are not returned in
4670 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4672 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
4674 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
4676 * basic-block.h (set_block_num): Declare.
4677 * flow.c (update_life_info): Don't call compute_bb_for_insn
4678 or free_basic_block_vars.
4679 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
4680 (insn_orig_block): Remove.
4681 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
4682 (schedule_block): Keep BLOCK_NUM up-to-date.
4683 (schedule_insns): Use compute_bb_for_insn.
4684 * recog.c (split_all_insns): Likewise.
4685 (peephole2_optimize): Likewise.
4687 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
4689 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
4690 if the pic register is used.
4692 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4694 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
4695 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
4696 if that tests TREE_PERMANENT.
4698 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
4700 * cse.c (invalidate_for_call): Do not remove memory references from
4701 the table here. It's handled elsewhere.
4703 * haifa-sched.c (add_dependence): Protect references to the
4704 true dependency cache with #ifdef INSN_SCHEDULING.
4705 (remove_dependence): Similarly.
4707 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
4708 to the cfg code that this is a return instruction.
4709 * mn10300.md (return_internal): Similarly.
4711 * combine.c (get_last_value): If the last set of a register
4712 is after subst_low_cuid, then we can not use it to determine
4713 the register's last value.
4715 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4717 * Makefile.in: Back out previous change.
4719 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
4721 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
4723 * haifa-sched.c (add_dependence): Only check/update the cache
4725 (remove_dependence): Likewise.
4726 (schedule_insns): Only create the true_dependency_cache if the
4727 average number of instructions in a basic block is very large.
4729 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4731 * Makefile.in (ggc-common.o): Depend on genrtl.h.
4732 (ggc-simple.o): Likewise.
4733 (ggc-page.o): Likewise.
4735 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
4737 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
4738 Prototype for exported functions.
4739 (pre_lcm, pre_rev_lcm): Remove prototypes.
4740 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
4741 (compute_available): Move to lcm.c, and change parameter order.
4742 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
4743 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
4744 (gcse_main): No longer call compute_preds_succs. Rebuild the
4745 set table after reach pre pass.
4746 (pre_insert_map, pre_delete_map, edge_list): New.
4747 (alloc_pre_mem): Allocate edge vectors.
4748 (free_pre_mem): Delete edge vectors.
4749 (compute_pre_data): Call new edge based lcm routines.
4750 (process_insert_insn): New function.
4751 (insert_insn_end_bb): Use it.
4752 (pre_edge_insert): New function.
4753 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
4755 (pre_insert_copies): Revamp using new edge based lcm outputs.
4756 (pre_delete): Likewise.
4757 (one_pre_gcse_pass): Insert & remove fake edges to the exit
4759 (compute_code_hoist_vbeinout): New new edge based routines.
4760 * lcm.c: Remove all the old LCM functions. Replace with new ones
4761 that work with the new cfg datastructures and work with edges
4764 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4766 * reload.h (struct reload): Add new fields "mode" and "nregs".
4767 * reload1.c: Change all occurrences of reload_mode and reload_nregs
4768 to reference the "mode" and "nregs" field within struct reload.
4770 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
4772 * haifa-sched.c (true_dependency_cache): New.
4773 (add_dependence): Use the true dependency cache to avoid expensive
4774 walks down the LOG_LINKS dependency list. Add entries to the
4776 (remove_dependence): Remove entries from the true dependency cache
4778 (schedule_insns): Allocate and initialize and free the true
4781 * haifa-sched.c (schedule_insns): Do not remove inter-block
4782 dependencies anymore.
4784 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4786 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
4787 * i386/t-winnt: Likewise.
4789 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
4791 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
4793 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
4795 * Makefile.in (LANGUAGES): Omit "proto".
4796 (clean): Remove stale comment about removing unprotoize.c.
4798 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4800 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
4801 using arithmetic on void pointers.
4803 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
4805 * haifa-sched.c (compute_block_forward_dependencies): Only check
4806 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
4808 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
4810 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
4811 (expr_equiv_p): Reject memories with different alias sets.
4813 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
4815 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
4816 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
4817 (f_options): Add "bounded-pointers" and "bounds-check" entries.
4818 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
4819 (lang_init): Set default for flag_bounds_check if still "unspecified".
4821 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4823 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
4825 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4827 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
4830 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4832 * config/c4x/c4x.md (*db_noclobber,
4833 *decrement_and_branch_until_zero_noclobber): New patterns and
4834 associated splitters.
4836 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4838 * config/c4x/c4x.md (parallel instruction patterns): Rework
4839 constraints to keep reload happy.
4841 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4843 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
4844 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
4845 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
4846 Add new patterns and associated post-reload splitters.
4848 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4850 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
4852 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4854 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
4856 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
4858 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4860 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
4863 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
4865 * pa.c (move_operand): Rely on memory_address_p to determine the
4866 validity of non-indexed memory addresses.
4867 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
4868 operand in DFmode and SFmode when generating PA2.0 code.
4870 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
4872 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
4874 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
4876 * mips.c (function_prologue): Fix argument types.
4877 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
4878 (casesi_internal): Write to the scratch register.
4880 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
4882 * cppexp.c (cpp_parse_escape): Make static. Change second arg
4884 (parse_charconst): Delete unnecessary cast when calling
4886 (cpplib.h): Kill prototype of cpp_parse_escape.
4888 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
4890 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
4891 * unroll.c (unroll_loop): Cast return value of alloca.
4892 * i370/i370.c: Include function.h and toplev.h.
4893 (i370_label_scan): Remove c++ commented abort.
4894 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
4895 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
4896 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
4897 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
4899 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
4901 * config/t-freebsd: Do not override USER_H.
4902 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
4904 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
4905 Mumit Khan <khan@xraylith.wisc.edu>
4907 * c-parse.in (component_decl): Support anonymous struct/union.
4909 * c-parse.y: Regenerate.
4910 * c-parse.c: Likewise.
4911 * objc/objc-parse.y: Likewise.
4912 * objc/objc-parse.c: Likewise.
4913 * c-decl.c (finish_struct): Don't sort the fields.
4914 (field_decl_cmp): Delete unused function.
4916 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
4918 * sparc.md (movsf_const_intreg): Revert last constraint change.
4919 (movdf_const_intreg_sp32): Likewise.
4921 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
4923 * cse.c: Include hashtab.h instead of splay-tree.h
4924 (struct cse_reg_info): No longer use variant union. Add new
4925 field "regno". All references changed to avoid union.
4926 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
4927 (free_cse_reg_info): Remove.
4928 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
4929 (get_cse_reg_info): Revamp to use expandable hash tables instead
4930 of splay trees. Initialize new fields in cse_reg_info structure.
4931 (new_basic_block): Similarly.
4933 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
4935 * genrecog.c (message_with_line): Prototype.
4936 (validate_pattern): Pass along the set for the dest, not a flag.
4937 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
4938 Check for PC/CC0 as sources.
4939 (nodes_identical): Check for children position match before
4940 allowing the combination.
4942 * rtl.c (read_rtx): Track line number across \\\n.
4944 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
4946 * mips.h (SPECIAL_MODE_PREDICATES): New.
4947 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
4948 (movdi+1, movsi+1): Add output reload constraint.
4949 (casesi_internal): Likewise. Fix commentary.
4950 (return_internal): Use pmode_register_operand.
4952 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
4954 * 1750a.md (movstrqi): Add missing output reload constraint.
4955 (call_value): Likewise.
4956 * a29k.md (cpxxx patterns): Add missing match_operator mode.
4957 (jmpfdec): Add missing inout reload constraint.
4958 * elxsi.md (addsi patterns): Add missing output reload constraint.
4959 (move from sp): Use @ alternates.
4960 (call_value): No constraint on output.
4961 * fr30.md (movsi_pop): Add missing output reload constraint.
4962 (movsf_constant_store): Likewise.
4963 (splits): Remove constraints.
4964 (subsi3): Add missing mode.
4965 * i370.md (cmpstrsi+1): Add missing output reload constraint.
4966 (call_value): Likewise.
4967 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
4968 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
4969 * m32r.md (movsicc_internal): Add output reload constraint.
4970 (movstrsi_internal): Add inout reload constraints.
4971 * m88k.h (reg_names): Don't declare.
4972 (SPECIAL_MODE_PREDICATES): New.
4973 * m88k.md (*): Use register_operand not reg_or_0_operand
4975 * mn10200.h (PREDICATE_CODES): New.
4976 * ns32k.md (ffs pattern): Add output reload constraint.
4977 * pdp11.md (sob pattern): Add inout reload constraint.
4978 * sh.md (splits): Remove constraints.
4979 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
4980 * v850.md (pattern_is_ok_for_epilogue): Likewise.
4981 * vax.md (jgequ pattern): Add inout reload constraint.
4983 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
4985 * configure.in (djgpp): Revert previous patch.
4986 * configure: Rebuit.
4987 * config/i386/djgpp.h: Revert previous patch.
4989 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
4991 * fixinc/inclhack.def: Restore patch lost during last merge of
4992 "no_bogosity" branch.
4993 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
4995 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
4997 * fixincludes: Add a HPUX 11 fix for inttypes.h.
4998 * fixinc/inclhack.def: Same.
4999 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
5001 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
5003 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
5004 as the base of a PLUS.
5006 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5008 * config/c4x/c4x.md: Define mode for remaining unspec operators.
5009 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
5011 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
5013 * pa.md (post_stw+1): Use pmode_register_operand.
5014 (dcacheflush, icacheflush): Likewise.
5016 * i386.md (movstricthi_1): Allow r/r.
5018 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
5020 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
5021 to (not (and (arg0) (arg1))). Similary for and.
5023 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
5024 fallthrough to associate code.
5025 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
5028 * combine.c (simplify_logical): Convert XOR to IOR if operands have
5029 no bits in common; remove XOR to ROTATE conversion.
5031 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5033 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
5035 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5037 * config/c4x/c4x.c (dst_operand): New.
5038 (PREDICATE_CODES): Update.
5039 * config/c4x/c4x.h (dst_operand): Declare it.
5040 * config/c4x/c4x.md: Define mode for each unspec usage.
5041 (move patterns): Use dst_operand predicate instead of src_operand.
5042 (movqi_update, movqf_update): Delete.
5044 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
5046 * recog.c (pmode_register_operand): New.
5047 * recog.h: Declare it.
5048 * genrecog.c (pred_codes): Likewise.
5049 (special_mode_pred_table): Likewise.
5050 (validate_pattern): Don't warn no mode for address_operand.
5052 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
5053 if the operand is not insn-like.
5055 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
5056 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
5058 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
5060 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
5062 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
5063 instead of general_operand in a SET_DEST. Use const_double_operand
5064 instead of an explicit test against CONST_DOUBLE.
5065 (movsf_const_lo): Add missing register mode.
5066 (goto_handler_and_restore): Add auxiliary test for Pmode.
5067 (flush): Adjust to use address_operand.
5068 (return_sf_no_fpu): Add missing output constraint.
5070 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
5072 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
5073 for call return value.
5074 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
5076 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
5078 * toplev.c (main): Only warn about options for other languages.
5079 * collect2.c (main): Pass -w to sub-gcc.
5081 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
5083 * flow.c (propagate_block): Add call-clobbered registers to
5086 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
5087 zapping mem_set_list.
5088 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
5089 (mark_set_1, mark_used_regs): Likewise.
5091 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
5093 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
5095 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5097 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
5098 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
5099 options. Also add a new item "C-only Warning Options" to the
5102 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
5104 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
5105 from multiple calls.
5107 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
5109 * i386.md (call value patterns): Move to the end of the file.
5110 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
5112 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
5114 * configure.in (djgpp configuration): Define extra_objects..
5115 * configure: Rebuilt.
5116 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
5117 (DTORS_SECTION_ASM_OP): Define.
5118 (INIT_SECTION_ASM_OP): Define.
5119 (FINI_SECTION_ASM_OP): Define.
5120 (DATA_SECTION_ASM_OP): Define.
5121 (TEXT_SECTION_ASM_OP): Define.
5122 (EH_FRAME_SECTION_ASM_OP): Define.
5123 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
5124 (STARTFILE_SPEC): Add crtbegin.o.
5125 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
5126 to here from LINK_COMMAND_SPEC.
5127 (DO_GLOBAL_CTORS_BODY): Define.
5128 (CRTSTUFF_USE_FINI_SECTION): Define
5129 (HAS_INIT_SECTION): Delete.
5131 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
5133 * Makefile.in (all.cross): Depend on xcpp$(exeext).
5135 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
5137 * pa.h (PREDICATE_CODES): New.
5139 * genrecog.c (validate_pattern): Condense the destination
5142 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
5144 * alpha.md (call-1): Supply missing mode for operator.
5145 (*): Add missing output reload constraints. Remove constraints
5148 * i386.h (SPECIAL_MODE_PREDICATES): New.
5149 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
5150 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
5151 (addsi_lea_3): Add missing mode for op 3.
5152 (prologue_set_got, prologue_get_pc): Add missing modes.
5153 (*) Add missing output reload constraints.
5155 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
5157 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
5158 check for member bit-size overflow and use var_size if it occurs.
5159 (layout_record): Use bitsize_int() to define the type size in bits.
5160 Likewise for computation and assignment to DECL_FIELD_BITPOS.
5161 (layout_decl): Likewise when assigning to DECL_SIZE.
5163 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
5165 * genrecog.c (validate_pattern): Typo last change. Verify
5166 that output operands have output reloads.
5168 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
5170 * genrecog.c (special_mode_pred_table): New.
5171 (NUM_SPECIAL_MODE_PREDS): New.
5172 (find_operand): New.
5173 (validate_pattern): New argument `insn'. Warn for assignment to
5174 any predicate accepting non-lvalues. Conditionaly warn for
5175 match_operand without a mode. Try much harder to match source
5176 and destination modes on a set.
5177 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
5179 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
5181 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
5183 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
5185 * combine.c (simplify_logical): Recognize xor pattern that encodes
5188 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5190 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
5193 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
5195 * ggc-page.c (MAP_FAILED): Provide default.
5197 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
5199 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
5200 * sparc.h (PREDICATE_CODES): Update.
5202 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
5204 * alpha.c (some_ni_operand): New.
5205 * alpha-protos.h: Declare it.
5206 * alpha.h (PREDICATE_CODES): Update.
5207 * alpha.md (sXaddq reload insns): Use some_ni_operand
5208 for SET_DEST instead of some_operand.
5210 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
5211 Jim Wilson <wilson@cygnus.com>
5213 * genrecog.c (maybe_both_true_2): Don't compare modes of
5215 (process_tree): Elide peephole2_insns. Invoke simplify_tests
5216 after find_afterward.
5217 (debug_decision_1): Dump next and afterward codes.
5219 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
5221 * rtl.c (dump_and_abort): Remove.
5222 (fatal_with_file_and_line): New.
5223 (fatal_expected_char): New.
5224 (read_rtx_lineno, read_rtx_filename): New.
5225 (read_skip_spaces): Track line number.
5226 (read_name): Use fatal_with_file_and_line.
5227 (read_rtx): Use fatal_expected_char. Track line number.
5228 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
5230 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
5231 if it isn't a CODE_LABEL.
5233 * genattr.c (main): Set read_rtx_filename.
5234 * genattrtab.c (main): Likewise.
5235 * gencodes.c (main): Likewise.
5236 * genconfig.c (main): Likewise.
5237 * genemit.c (main): Likewise.
5238 * genextract.c (main): Likewise.
5239 * genflags.c (main): Likewise.
5240 * genopinit.c (main): Likewise.
5241 * genoutput.c (main): Likewise.
5242 * genpeep.c (main): Likewise.
5244 * genrecog.c (decision_test.u.insn): Add `lineno'.
5245 (pattern_lineno, error_count): New variables.
5246 (message_with_line): New.
5247 (add_to_sequence): Break out checking code to ...
5248 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
5249 (merge_insn): Use message_with_line.
5250 (make_insn_sequence): Use validate_pattern. Record insn lineno.
5251 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
5253 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5255 * expr.c (store_constructor): Clear union if constructor is empty.
5257 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
5259 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
5260 Add !endian checks. Change %{...} to %(...).
5262 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
5264 * i386.md (*addsi3_cc): Renamed from addcsi3.
5265 (*addsi3_carry): Renamed from addxsi3.
5266 (*subsi3_cc): Renamed from subcsi3.
5267 (*subsi3_carry): Renamed from subxsi3.
5268 (*xorqi_cc_1): Renamed from xorcqi_1.
5269 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
5270 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
5272 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
5274 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
5275 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
5277 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
5279 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
5280 climb up the chain of insns.
5282 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
5284 * genrecog.c (write_subroutine): Careful for null trees.
5285 (process_tree): Don't elide empty functions.
5287 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
5289 * Makefile.in (genrtl.o): Depend on ggc.h.
5290 * configure.in (valloc): Probe for it.
5291 (with-gc): Use ggc-page if valloc present.
5292 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
5293 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
5294 (ggc_alloc_string): Moved from ggc-page.c.
5295 * ggc-none.c (ggc_alloc_obj): New.
5296 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
5297 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
5298 (struct globals): Likewise for dev_zero_fd.
5299 (init_ggc): Likewise for it's initialization.
5300 (ggc_allocated_p): Move careful dereference from ...
5301 (ggc_lookup_page_table): ... here. Delete.
5302 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
5303 (alloc_anon): Use valloc if no mmap.
5304 (release_pages): Use free if using valloc.
5305 (ggc_alloc_obj): Renamed from alloc_obj.
5306 (ggc_set_mark): Renamed from mark_obj.
5307 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
5308 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
5309 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
5310 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
5311 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
5312 (ggc_collect): Use fp printing instead of our own rounding.
5313 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
5314 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
5315 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
5316 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
5317 (struct ggc_string, struct ggc_any): Delete.
5318 (offsetof): Provide default definition.
5319 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
5321 (struct ggc_mem): New, from corpse of ggc_any.
5322 (struct ggc_status): Delete.
5323 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
5324 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
5325 (n_strings_collected, n_anys_collected): Delete.
5326 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
5327 (ggc_alloc_string, ggc_alloc): Delete.
5328 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
5329 (ggc_free_string, ggc_free_any): Delete.
5330 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
5331 (ggc_compare_addresses, ggc_mark_string): Delete.
5332 (ggc_mark_string_if_gcable, ggc_mark): Delete.
5333 (search_data): Delete.
5334 (struct globals): New.
5335 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
5336 (tree_insert, tree_lookup): New.
5337 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
5338 (clear_marks, sweep_objs): New.
5339 (ggc_collect): Gut. Use clear_marks, sweep_objs.
5340 (init_ggc): Set allocated_last_gc.
5341 (ggc_push_context): Gut. Use G.context.
5342 (ggc_pop_context): Likewise.
5343 (ggc_pop_context_1): New.
5344 (debug_ggc_tree): New.
5345 (debug_ggc_balance, tally_leaves): New.
5346 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
5347 (ggc_mark_string_if_gcable): Remove decl.
5348 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
5349 (ggc_mark_rtvec_children): New.
5350 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
5351 (ggc_mark_if_gcable): New decl.
5352 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
5353 (ggc_alloc_tree, ggc_alloc): Likewise.
5354 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
5355 (ggc_alloc_obj): New decl.
5356 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
5357 (ggc_alloc_tree, ggc_alloc): Likewise.
5358 (ggc_set_mark): New decl.
5359 * rtl.h (struct rtx_def): Remove gc_mark.
5360 (struct rtvec_def): Likewise.
5361 * tree.h (struct tree_common): Likewise.
5363 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
5365 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
5366 float_format and thread_file definitions.
5367 * configure: Rebuilt.
5369 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
5371 * extend.texi (Function Names): Document types of function names.
5373 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5375 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
5376 an earlyclobbered output conflict with RELOAD_INPUT reloads.
5378 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5380 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
5382 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5384 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
5386 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
5388 * collect2.c (main): Do prelimnary link on AIX if rflag.
5390 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5392 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
5393 __CTOR_LIST__ in opposite order, which is the correct order for sorted
5395 (__do_global_dtors): similarly for __DTOR_LIST__.
5397 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5398 Diego Novillo <dnovillo@cygnus.com>
5400 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
5403 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
5405 * fixincl/*: Merged "no_bogosity" branch
5406 * fixincl/fixlib.h: protect against doubly defining t_bool
5407 * fixincl/server.h: protect against doubly defining t_bool
5409 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
5411 * genoutput.c: Include toplev.h.
5413 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
5415 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5417 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
5418 * configure: Regenerate.
5420 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5422 * gcse.c (delete_null_pointer_checks): Returns void.
5424 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5426 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
5427 * emit-rtl.c (copy_insn_1): Likewise.
5429 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5431 * config/mips/mips.c (mips_build_va_list): Correct
5432 TREE_CHAIN setting when hard-float.
5433 (mips_va_start): Use corrected setting.
5434 (mips_va_arg): Likewise. Also pass a tree to build of
5435 POSTINCREMENT_EXPR rather than a naked 'int'.
5437 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
5439 * ggc.h (ggc_push_context): Fix comment.
5440 (ggc_pop_context): Likewise.
5441 (mark_string_if_gcable): Likewise.
5442 * ggc-common.c (ggc_mark_rtx_children): Use
5443 ggc_mark_string_if_gcable.
5444 * ggc-page.c (ggc_lookup_page_table): New function.
5445 (ggc_allocated_p): Likewise.
5446 (mark_obj): Fix formatting.
5447 (ggc_mark_string_if_gcable): New function.
5448 * ggc-simple.c (ggc_allocated_strings): New variable.
5449 (ggc_strings_used): Likewise.
5450 (ggc_compare_addresses): New function.
5451 (ggc_pop_context): Pop the `any' memory too.
5452 (ggc_mark_string_if_gcable): New function.
5453 (ggc_collect): Initialize and tear down ggc_allocated_strings.
5455 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
5457 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
5458 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
5459 * rs6000.c (expand_block_move): Match movstrsi_?reg register
5462 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
5464 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
5465 (sched_reg_live_length, sched_reg_basic_block): Delete.
5466 (current_block_num, bb_live_regs, old_live_regs): Delete.
5467 (dead_notes, struct sometimes): Delete.
5468 (sched_note_set, birthing_insn_p): Delete.
5469 (adjust_priority): Gut useless reg lifetime code.
5470 (create_reg_dead_note, attach_deaths): Delete.
5471 (attach_deaths_insn, new_sometimes_live): Delete.
5472 (finish_sometimes_live): Delete.
5473 (find_pre_sched_live, find_post_sched_live): Delete.
5474 (update_reg_usage): Delete.
5475 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
5476 (schedule_insns): Delete reg lifetime code.
5477 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
5478 (unlink_other_notes): Adjust REG_NOTE commentary.
5479 (reemit_notes): Use REG_SAVE_NOTE.
5480 (schedule_block): Likewise.
5481 (schedule_region): Allocate bitmap of blocks in region. Use
5482 count_or_remove_death_notes. Use update_life_info.
5484 * rtl.h (REG_SAVE_NOTE): New.
5485 * rtl.c (reg_note_name): Update.
5487 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
5489 * combine.c (refresh_blocks, need_refresh): New.
5490 (combine_instructions): Allocate refresh_blocks. Invoke
5491 update_life_info if needed.
5492 (distribute_notes): Mark refresh_blocks instead of installing
5494 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
5495 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
5497 * Makefile.in (recog.o): Depend on basic-block.h.
5499 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
5501 * genrecog.c (add_to_sequence): Thinko last change: delete
5502 shadowing allow_const_int variable.
5504 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5506 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
5507 __GNUC__ and __GNUC_MINOR__.
5509 * gansidecl.h: Likewise.
5515 * toplev.h: Likewise.
5521 * varray.c: Likewise.
5523 * varray.h: Likewise.
5525 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5527 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
5528 use one before a jump table.
5530 * rtl.def (ADDRESS): Change documentation to match reality.
5531 * md.texi: Don't document it.
5532 * gmicro.md (load address pattern): Use 'p' constraint, delete use
5535 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
5537 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
5539 * genrecog.c (add_to_sequence): Move allow_const_int test outside
5540 known predicate block; default allow_const_int true.
5541 (debug_decision_list): New.
5543 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
5545 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
5547 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
5549 * gcse.c (gcse_main): Avoid global optimizations if we have a
5550 large number of basic blocks and the ratio of edges to blocks
5552 (delete_null_pointer_checks): Likewise.
5554 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
5556 * c-common.c (check_format_info): Warn if format string isn't a
5559 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5561 * configure.in (arm*-*-*): Don't let autoconf remove brackets
5562 * configure: regenerate
5564 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
5566 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
5567 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
5568 (peepholes): Re-enable.
5570 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
5572 * Makefile.in (flow.o): Depend on TREE_H.
5573 * basic-block.h (REG_SET_EQUAL_P): New.
5576 (free_regset_vector): Remove declaration.
5577 (flow_delete_insn_chain): Declare.
5578 (enum update_life_extent): New.
5579 (update_life_info, count_or_remove_death_notes): Declare.
5580 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
5581 Verify register live at bb->global_live_at_start before adding USE.
5582 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
5583 (CLEAN_ALLOCA): New.
5585 (PROP_*): New flags.
5586 (find_basic_blocks_1): Use alloc_EXPR_LIST.
5587 (clear_edges): Zero n_edges.
5588 (make_edge): Increment n_edges.
5589 (split_edge): Don't allocate bb->local_set. Increment n_edges.
5590 (flow_delete_insn_chain): Export.
5591 (delete_block): Decrement n_edges.
5592 (merge_blocks_nomove): Likewise.
5593 (life_analysis): Give life_analysis_1 PROP flags.
5594 (verify_wide_reg_1, verify_wide_reg): New.
5595 (verify_local_live_at_start): New.
5596 (update_life_info): Rewrite to call into propogate_block.
5598 (mark_regs_live_at_end): After reload, if epilogue as rtl,
5599 always mark stack pointer. Conditionally mark PIC register.
5600 After reload, mark call-saved registers, return regsiters.
5601 (life_analysis_1): Accept PROP flags not remove_dead_code.
5602 Call mark_regs_live_at_end before zeroing regs_ever_live.
5603 Use calculate_global_regs_live. Copy global_live_at_end before
5604 calling final propagate_block. Zero reg_next_use on exit.
5605 (calculate_global_regs_live): New.
5606 (allocate_bb_life_data): Don't allocate bb->local_set.
5607 (init_regset_vector, free_regset_vector): Remove.
5608 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
5609 Test flags before every operation. Warn if prologue/epilogue insn
5610 would have been deleted.
5611 (mark_set_regs, mark_set_1): Accept and use FLAGS.
5612 Use alloc_EXPR_LIST.
5613 (mark_used_regs): Accept and use FLAGS, not FINAL.
5614 Remove special handling for RETURN.
5615 (try_pre_increment): Use alloc_EXPR_LIST.
5616 (dump_flow_info): Dump n_edges.
5617 (unlink_insn_chain, split_hard_reg_notes): Remove.
5618 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
5619 (find_insn_with_note, new_insn_dead_notes): Remove.
5620 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
5621 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
5622 (replace_insns): Remove.
5623 (count_or_remove_death_notes): New.
5624 (verify_flow_info): Abort on error after all checks.
5625 (remove_edge): Decrement n_edges.
5626 (remove_fake_edges): Tweek format.
5627 * haifa-sched.c (schedule_insns): Use split_all_insns.
5628 * output.h (update_life_info): Remove declaration.
5629 * recog.c (split_all_insns): From the corpse of split_block_insns,
5630 do the whole function block by block. Use update_life_info.
5631 (recog_last_allowed_insn): New.
5632 (recog_next_insn): Mind it.
5633 (peephole2_optimize): Set it. Walk backwards through blocks.
5634 Use update_life_info.
5635 * rtl.h (update_flow_info, replace_insns): Remove declarations.
5636 (split_all_insns): Declare.
5637 * toplev.c (rest_of_compilation): Thread prologue before flow2.
5638 Use split_all_insns.
5640 * i386.md (or -1 peep2s): Disable.
5642 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
5644 * config/mips/mips.md (movstrsi+[123]) : Combine these into
5645 a single pattern. Scrap the 'd' versions as unnecessary.
5647 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
5648 tablejump_mips162,tablejump_internal4): The operands to a
5649 label_ref must be VOIDmode.
5651 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5653 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
5655 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5657 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
5659 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5661 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
5662 cache every function if ggc_p.
5664 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5666 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
5667 instead of copy_rtx. Accept sequences that contain asm statements.
5668 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
5669 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
5670 orig_asm_operands_vector, copy_asm_operands_vector,
5671 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
5673 * rtl.h (copy_insn, copy_insn_1): Declare.
5675 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5677 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
5679 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
5680 arguments to `current_file_function_operand'.
5682 * genrecog.c: Include hard-reg-set.h and resource.h in the
5683 generated output file.
5685 * real.c: Include tm_p.h.
5687 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5689 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
5692 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
5694 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
5695 before the fctiwz insn.
5697 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5698 Mark Mitchell <mark@codesourcery.com>
5700 * tree.c (make_lang_type_fn): New funtion pointer.
5701 (make_lang_type): Call it.
5702 * tree.h (make_lang_type): Declare.
5703 (make_lang_type_fn): Likewise.
5704 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
5706 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
5708 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
5709 make sure that HIGH instructions are copied into BASE_REGS.
5711 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
5713 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
5715 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
5717 * c-decl.c (finish_struct): Use simpler method of
5718 removing elements of a singly-linked list.
5720 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
5722 * alpha.md (peephole2's): Comment out peephole2's that generate
5725 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
5727 * genrecog.c (add_to_sequence): Disable mode check for
5730 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5732 * ggc-simple.c (init_ggc): Set empty_string.
5734 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
5736 * configure.in: Detect mmap. Add --with-gc=foo to select
5737 garbage collector; default to page if mmap available.
5738 * Makefile.in (GGC): Substitute.
5740 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
5742 * c-decl.c (ggc_p): Enable.
5744 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5746 * flow.c (verify_flow_info): Make it extern & unconditionally define.
5748 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
5750 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
5751 string for little-endian-data.
5753 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
5755 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
5756 case somebody tries to compile --enable-checking code with gcc
5759 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
5761 * genrecog.c (add_to_sequence): Verify operand to label_ref is
5764 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
5766 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
5767 * jump.c (jump_optimize_1): Document why.
5769 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5771 * collect2.c (scan_prog_file, scan_libraries): Prototype function
5772 pointers and casts for `int_handler' and `quit_handler'.
5774 * flow.c (verify_flow_info, split_hard_reg_notes,
5775 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
5776 remove_edge, remove_fake_successors): Add static prototypes.
5777 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
5778 (mark_set_1): Initialize variable `regno'.
5779 (unlink_insn_chain): Likewise for variable `curr'.
5780 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
5782 * loop.c (strength_reduce): Initialize variable
5783 `unrolled_insn_copies'.
5784 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
5785 prototypes. Change these functions to take const PTR parameters
5786 to avoid prototype conflict when used as the comparson argument
5788 (check_dbra_loop): Initialize variable `comparison_val'.
5790 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
5791 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
5792 (find_valid_class): Initialize variable `best_class'.
5793 (find_reloads): Call memcpy, not bcopy.
5795 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
5796 (hard_reg_use_compare): Don't needlessly cast away const.
5797 (reload_reg_class_lower): Likewise.
5798 (choose_reload_regs): Initialize variable `regno'.
5800 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
5802 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
5804 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
5806 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
5807 ({,d}discard): Add forward declarations. Declare parameter as
5809 (main_without_main): Explicitly declare return type to be int.
5810 (memcpy): Properly declare.
5812 * libgcc2.c (toplevel): If inhibit_libc is defined and not
5813 building the trampoline support, declare malloc, free, and
5815 (__clear_cache): Mark arguments as potentially unused.
5817 * frame.c (toplevel): If inhibit_libc is defined, declare
5820 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
5822 * flow.c (make_edge): Accept an optional 2D bitmap in which
5823 to cache edge existence. Update all callers.
5824 (make_label_edge, make_eh_edge): Pass through the edge cache.
5825 (make_edges): Provide the cache.
5827 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5829 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
5831 (local_mbtowc): Change the type of variable `i' from int to size_t.
5833 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
5834 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
5836 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
5838 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
5839 after other includes that define the appropriate types. Include
5840 tm_p.h for getting user prototypes.
5841 * ggc-callbacks.c (toplevel): Ditto.
5842 * ggc-none.c (toplevel): Ditto.
5843 * gcc-page.c (toplevel): Ditto.
5844 * ggc-simple.c (toplevel): Ditto.
5846 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
5847 Jonathan Larmour <jlarmour@cygnus.co.uk>
5849 * config/mips/mips.c (mips_move_2words): Split doubles if
5850 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
5852 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
5854 * genrecog.c (struct decision_test): New.
5855 (struct decision): Remove test-related members, sort the rest by size.
5856 (IS_SPLIT): Simplify.
5857 (new_decision, new_decision_test): New.
5858 (add_to_sequence): Use them. No special handling for args of
5860 (maybe_both_true): Renamed from not_both_true; return sense changed.
5861 (maybe_both_true_1, maybe_both_true_2): New. Broken out
5862 of maybe_both_true and adjusted for decision_test.
5863 (position_merit): Remove.
5864 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
5865 (merge_accept_insn): New, broken out of merge_trees.
5866 (merge_trees): Use them. No special case for c_test; no node
5867 splitting; use test type instead of position_merit.
5868 (factor_tests): New.
5869 (simplify_tests): New.
5870 (break_out_subroutines): Don't write code now.
5871 (find_afterward): New.
5872 (write_afterward, write_switch, write_cond): New.
5873 (write_action, is_unconditional): New.
5874 (write_node): New. Use them.
5875 (write_tree_1): Rewrite. Use the new functions above.
5876 (write_tree): Remove afterward processing.
5877 (write_subroutine): Simplify function variant emission.
5878 (write_subroutines): New.
5879 (same_codes, clear_codes): Remove.
5880 (same_modes, clear_modes): Remove.
5881 (write_header): New, broken out of main.
5882 (make_insn_sequence): Use new_decision and new_decision_test.
5883 (process_tree): New, broken out of main.
5884 (main): Adjust for merge_trees interface change.
5885 Don't #define operands in the output file.
5886 (record_insn_name): New, broken out of make_insn_sequence.
5887 (debug_decision_2, debug_decision_1, debug_decision_0): New.
5888 (debug_decision): New.
5890 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
5892 * resource.c (find_free_register): Mark class_str argument const.
5893 * resource.h: Update prototype to match.
5895 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
5896 * i386.md: Give all anonymous insns names.
5898 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
5900 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
5903 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
5905 * toplev.c (dbr_sched_time): Unconditional.
5906 (peephole2_time): New.
5907 (compile_file): Add pass numbers to all of the dump file suffixes.
5908 Dump peephole2_time. Don't dump times for non-applicable passes.
5909 (rest_of_compilation): Add pass numbers to dump file suffixes.
5910 Conditionalize calls to the scheduler.
5911 * invoke.texi: Update.
5913 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
5915 * flow.c (make_edges): Fix insn iteration.
5916 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
5917 (find_basic_blocks_1): Fix spelling mistake.
5919 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
5921 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
5922 always have side-effects. Use memset not bzero.
5923 (make_node): Likewise.
5925 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
5927 * stmt.c (expand_anon_union_decl): When any of the elements of the
5928 union is addressable, so is the entire union.
5930 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
5932 * sbitmap.c (sbitmap_ones): Don't set too many bits.
5934 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
5935 * bitmap.c (bitmap_operation): Return true iff TO changed.
5936 (bitmap_equal_p): New.
5937 (bitmap_bit_p): Tidy arithmetic.
5938 (debug_bitmap_file): Likewise.
5940 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
5942 * toplev.c (rest_of_compilation): Turn on cse_not_expected
5943 before cse2 instead of after.
5945 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
5947 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
5950 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5952 * cppinit.c (is_idchar initializer): Loosen tests to accept
5955 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
5957 * mips.md: Define conditional move patterns for floating point
5958 operands and DI mode conditions.
5960 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
5962 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
5963 always have side-effects.
5965 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
5967 * mn10200.c (asm_file_start): Fix typo.
5969 * cppinit.c (is_idchar initializer): Tighten tests for when
5970 to put the table into initialized memory.
5972 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
5973 not an array of rtunion.
5974 * gcc-page.c (ggc_alloc_rtvec): Similarly.
5975 * gcc-simple (ggc_free_rtvec): Similarly.
5977 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
5980 * mbchar.h: Add missing #endif.
5982 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
5983 (FPBIT, DPBIT): Define.
5985 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5987 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
5989 * profile.c (instrument_arcs, output_gcov_string,
5990 tablejump_entry_p): Add static prototypes.
5991 (output_gcov_string): Constify a char*.
5993 * regmove.c (replacement_quality, fixup_match_2): Add static
5996 * resource.h (reg_dead_p): Add extern prototype.
5998 * rtl.c (trim_filename): Add static prototype.
6000 * scan-decls.c (skip_to_closing_brace): Likewise.
6002 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
6003 (expand_end_case): Initialize variable `range'.
6004 (emit_case_nodes): Remove unused prototype `rtx_fn'.
6006 * varasm.c (asm_emit_uninitialised): Add static prototype.
6007 (asm_emit_uninitialised, assemble_variable): Mark parameter with
6010 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6012 * cpplib.c (if_directive_nameo): Add static prototype.
6014 * cse.c (cse_insn): Remove unused variable `p'.
6016 * except.c (create_rethrow_ref, push_entry,
6017 receive_exception_label, new_eh_region_entry, find_func_region,
6018 clear_function_eh_region, process_nestinfo): Add static prototypes.
6019 (get_reg_for_handler): Hide definition.
6020 (process_nestinfo): Initialize variable `extra_handlers'.
6022 * expr.h (expand_builtin_longjmp): Add extern prototype.
6024 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
6026 * function.c (prepare_function_start): Likewise.
6027 (pop_function_context_from): Mark parameter `context' with
6029 (push_temp_slots_for_block, flush_addressof): Hide definition.
6031 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
6032 solve_program_flow_graph, calculate_branch_probs,
6033 function_summary, main, fancy_abort): Add prototypes.
6035 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
6036 (add_hash): Constify a char*.
6038 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
6039 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
6040 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
6042 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
6044 * lists.c (free_list, zap_lists): Likewise.
6046 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6048 * alias.c (nonlocal_reference_p): Add static prototype.
6050 * bitmap.c (bitmap_element_allocate): Prototype args in function
6053 * builtins.c (stabilize_va_list): Add static prototype.
6054 (expand_builtin_va_arg): Constify a char*.
6056 * c-lex.c (getch, put_back, extend_token_buffer_to,
6057 read_line_number, token_getch, token_put_back): Add static
6060 * c-parse.gperf (hash, is_reserved_word): Likewise.
6062 * cccp.c (is_dir_separator): Likewise.
6064 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6066 * graph.h: New file to prototype functions exported by graph.c.
6068 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
6070 * graph.c: Include graph.h.
6072 * toplev.c: Likewise. Remove redundant prototypes.
6074 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
6076 * invoke.texi: Removed duplicated description for -Q.
6078 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
6080 * extend.texi: Grammar fix in __extension__ text.
6082 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
6084 * md.texi (define_peephole2): New section.
6086 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
6088 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
6089 (mov $-1 to or peepholer): Enable for pentium when optimizing for
6092 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
6094 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
6096 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
6098 * i386.md (ffs expander): Emit Pentium friendly code for
6101 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
6103 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
6107 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6109 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
6111 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
6113 * config/m68k/m68k.c (use_return_insn): Return false if the pic
6116 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6118 * md.texi (No Constraints): Delete section.
6119 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
6120 * final.c (final_scan_insn): We always have register constraints.
6121 * genattrtab.c: Don't include "insn-config.h".
6122 (write_attr_case): We always have register constraints.
6123 * genconfig.c (register_constraint_flag): Delete.
6124 (walk_insn_part): Don't check whether we have register constraints.
6125 (main): Don't write out "#define REGISTER_CONSTRAINTS".
6126 * genoutput.c (have_constraints): Delete.
6127 (main): Don't set it.
6128 (output_operand_data): We always have constraints.
6129 (scan_operands): Likewise.
6130 (compare_operands): Likewise.
6131 * local-alloc.c (block_alloc): We always have constraints.
6132 (requires_inout): Always compile this function.
6133 * recog.c (extract_insn): We always have constraints.
6134 (constrain_operands, reg_fits_class_p): Always compile these
6136 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
6138 (struct insn_operand_data): Likewise.
6139 * regclass.c (regclass): We always have constraints.
6140 (record_reg_classes, copy_cost, record_address_regs,
6141 auto_inc_dec_reg_p): Always compile these functions.
6142 * regmove.c (regmove_optimize): We always have constraints.
6143 * reload.c (find_reloads): Likewise.
6144 * reload1.c (reload): Likewise.
6145 (reload_cse_simplify_operands): Likewise.
6146 * i860.c (output_delay_insn): Likewise.
6148 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
6150 * iris6.h (BUILD_VA_LIST_TYPE): Define.
6152 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6154 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
6155 for the va_list record.
6157 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
6159 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
6162 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
6164 * alias.c: Include insn-flags.h.
6165 * Makefile.in (alias.o): Update.
6167 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
6169 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
6170 to LTU and GEU. Handle more cases using sbb.
6172 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
6174 * i386.md (truncatexfdf splitters): Do not use subreg.
6175 (fop XFmode patterns): Fix mode in operand testing.
6177 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
6179 * jump.c (jump_optimize_1): Amend last change to test only the
6180 form of the operand, not the insn.
6182 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
6183 not register_operand to determine when B may need preloading.
6185 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
6187 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
6188 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
6189 (call-value patterns): Move to end of file.
6190 (*): Remove mode from label_ref in (pc) context.
6191 (movstrqi): Use memory not general_operand for BLKmode operands.
6192 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
6193 to register_operand operands.
6194 (peep2 patterns): Convert from commented-out peephole patterns.
6196 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6198 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
6199 to BUILT_IN_INIT_DWARF_REG_SIZES.
6200 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
6201 Renamed from BUILT_IN_DWARF_REG_SIZE; call
6202 expand_builtin_init_dwarf_reg_sizes.
6203 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
6204 with __builtin_init_dwarf_reg_size_table.
6205 * dwarf2out.c (struct reg_size_range): Delete.
6206 (expand_builtin_init_dwarf_reg_sizes): New function.
6207 (expand_builtin_dwarf_reg_size): Delete.
6208 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
6209 (expand_builtin_dwarf_reg_size): Don't declare.
6210 * libgcc2.c (dwarf_reg_size_table_initialized): New.
6211 (dwarf_reg_size_table): New.
6212 (init_reg_size_table): New function.
6213 (copy_reg): Use dwarf_reg_size_table.
6214 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
6217 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
6219 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
6220 Correctly build argument list to constructor and destructor functions.
6222 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
6224 * c-tree.h (warn_float_equal): Declare.
6225 * c-decl.c (warn_float_equal): Define.
6226 (c_decode_option): Recognize -W[no-]float-equal.
6227 * c-typeck.c (build_binary_op): Conditionally warn
6228 about equality tests of floating point types.
6229 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
6230 * invoke.texi: Add docs for -Wfloat-equal warning.
6232 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
6234 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
6235 generating RTL directly.
6236 * mips.h (INIT_TARGET_OPTABS): Likewise.
6237 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
6239 * expr.h (init_mov_optab): Delete declaration
6241 * h8300.c (WORD_REG_USED): Update to avoid useless register
6242 saves in interrupt functions and functions which never return.
6244 * cse.c (struct set): Delete inner_dest_loc field.
6245 (cse_insn): Remove assignments to inner_dest_loc field.
6247 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
6249 * ggc-page.c: Don't include <unistd.h> etc taken care of
6250 by "system.h". Include <sys/mman.h> afterward.
6252 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
6254 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
6257 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
6259 * xcoffout.c (xcoffout_declare_function): Add documentation.
6260 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
6261 TARGET_64BIT. Compare constant to -1, not bit pattern.
6262 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
6263 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
6266 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
6268 * dwarf2out.c (add_abstract_origin_attribute): Abort if
6270 (gen_inlined_enumeration_type_die): Do not abort if the type has
6271 not been writeen out.
6272 (gen_inlined_structure_type_die): Do not abort if the type has
6273 not been writeen out.
6274 (gen_inlined_union_type_die): Do not abort if the type has
6275 not been writeen out.
6276 (gen_tagged_type_instantiation_die): Do not abort if the type
6277 has not been written out.
6279 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6281 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
6283 * reg-stack.c (straighten_stack): Copy hard reg set with
6286 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
6288 * builtins.c (stabilize_va_list): Stabilize array type va_list
6289 to a pointer type, not the base record type.
6290 (expand_builtin_va_copy): Dereference the pointers explicitly;
6291 use the correct size for the copy.
6293 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
6294 (rs6000_va_arg): Likewise.
6296 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
6298 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
6300 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
6302 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
6304 (DECL_BUILT_IN_CLASS): Adjust accordingly.
6306 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
6308 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
6309 (init_ggc): Use it instead of a constant.
6310 (ggc_collect): Bound allocated_last_gc by it.
6312 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
6314 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
6317 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
6319 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
6320 (mips*-*-openbsd*): Let big endian configuration be a fragment.
6322 * config/mips/openbsd.h: New, OpenBSD little endian target.
6323 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
6324 * config/mips/xm-openbsd.h: New, OpenBSD host.
6326 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
6328 * config/m68k/m68k.c (output_function_prologue,
6329 output_function_epilogue): Use
6330 current_function_uses_pic_offset_table instead of regs_ever_live
6331 to decide whether to save/restore pic register.
6332 (legitimize_pic_address): Don't modify regs_ever_live any more.
6334 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
6336 * function.h (struct function): Add x_dont_save_pending_sizes_p.
6337 * stor-layout.c (variable_size): Don't add sizes to the pending
6338 sizes list if x_dont_save_pending_sizes_p is set.
6340 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
6342 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
6343 for symbolic_operand().
6344 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
6346 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6348 * combine.c (gen_rtx_combine): Add missing call to va_end().
6350 * final.c (asm_fprintf): Likewise.
6352 * genattrtab.c (attr_rtx): Likewise.
6354 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
6356 * cse.c: Update comments.
6357 (cse_insn): When converting a conditional/computed jump into
6358 an unconditional jump, always make sure a BARRIER immediately
6359 follows the converted jump. Do not delete unreachable code.
6360 (cse_basic_block): Do not delete unreachable code.
6361 * toplev.c (rest_of_compilation): Move call to
6362 delete_trivially_dead_insns after the conditional call to
6365 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6367 * collect2.c (make_temp_file): Don't prototype.
6369 * gcc.c (make_temp_file): Likewise.
6371 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
6373 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
6375 * varasm.c (asm_emit_uninitialised): New function: Generate
6376 the assembler statements necessary to declare an uninitialised
6378 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
6380 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
6381 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
6383 (assemble_variable): Use asm_emit_uninitialised to emit an
6384 uninitialised variable.
6386 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
6388 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
6389 constant on a 64 bit host. Patch supplied by Geoffrey Keating
6390 <geoffk@cygnus.com>.
6392 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6394 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
6395 * c-common.h (builtin_function): Don't declare.
6397 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
6399 (pushdecl): Likewise.
6400 (finish_decl): Likewise.
6401 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
6402 int. All callers changed.
6403 Set the builtin's DECL_BUILT_IN_CLASS.
6404 * tree.h (enum built_in_class): New.
6405 (enum built_in_function): Delete NOT_BUILT_IN.
6406 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
6408 (DECL_SET_FUNCTION_CODE): Likewise.
6409 (DECL_BUILT_IN_CLASS): New macro.
6410 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
6411 (struct tree_decl): Split builtin function code field into a
6413 (builtin_function): Declare.
6415 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
6417 * optabs.c (init_traps): Fix typo in last change.
6419 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
6421 * toplev.c (rest_of_decl_compilation): Update comment.
6423 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6425 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
6426 in .sbss if appropriate.
6427 (EXTRA_SECTION_FUNCTIONS): Add sbss.
6428 (SBSS_SECTION_ASM_OP): New macro.
6429 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
6430 (EXTRA_SECTIONS): Add in_sbss.
6431 * config/mips/mips.h: Prototype sbss_section.
6433 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
6435 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
6438 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
6440 * optabs.c (init_traps): Register trap_rtx as a GC root.
6442 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6444 * config/mips/mips.c (function_arg_pass_by_reference): Define
6445 unconditionally, since it's called unconditionally.
6447 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6449 * toplev.c (documented_lang_options): Add -fshort-wchar.
6450 * c-decl.c (c_decode_option): Likewise.
6451 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
6453 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
6454 * gcc.c (default_compilers): If -fshort-wchar,
6455 override __WCHAR_TYPE__.
6456 * tm.texi (C Dialect Options): Add -fshort-wchar.
6458 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
6459 symbol for a variable.
6461 * cpplib.h (CPP_PREPROCESSED): New macro.
6462 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
6463 we're seeing this input for a second time.
6465 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
6467 * emit-rtl.c (init_emit_once): Initialize modes first.
6469 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
6471 * config/i386/i386.c (pic_label_name): Change to char pointer.
6472 (global_offset_table): New variable.
6473 (load_pic_register): Fill global_offset_table if it hasn't
6474 already been done. Allocate pic_label_name dynamically.
6475 * ggc.h (empty_string): New variable.
6476 * ggc-simple.c (empty_string): Likewise.
6477 (init_ggc): Allocate empty_string and add as root.
6478 * stmt.c (digit_strings): New variable.
6479 (init_stmt): Add last_block_end_note as root. Allocate and
6480 initialize digit_strings.
6481 (expand_asm_operands): Use empty_string instead of string
6482 constant. Use digit_strings instead of string constants.
6483 * profile.c (init_arc_profiler): Allocate string with
6484 ggc_alloc_string instead of xmalloc.
6485 (output_func_start_profiler): Likewise.
6486 * c-typeck.c (digest_init): Check if init is error_mark_node.
6488 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
6489 Richard Henderson <rth@cygnus.com>
6491 * ggc-page.c: New file.
6492 * Makefile.in (ggc-page.o): New.
6494 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
6496 * invoke.texi: Document -fdelete-null-pointer-checks
6497 * toplev.c (flag_delete_null_pointer_checks): New.
6498 (f_options): Add entry for -fdelete-null-pointer-checks.
6499 (rest_of_compilation): Conditionalize null pointer check
6500 elimination on flag_delete_null_pointer_checks.
6501 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
6503 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
6505 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
6506 copyright notice and special exception to GPL.
6508 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6510 * abi64.h (mips_function_value): Add prototype arguments.
6512 * mips-protos.h: New file with mips prototypes.
6514 * mips.c: Include "tm_p.h".
6515 (mktemp, lookup_name): Add prototype arguments.
6516 (extern_list, string_constant, mips_fill_delay_slot,
6517 mips_output_external, mips_output_external_libcall,
6518 mips_output_filename, mips_declare_object, function_prologue,
6519 mips_expand_prologue, function_epilogue, mips16_constant,
6520 build_mips16_function_stub, mips_output_conditional_branch):
6522 (mips_va_start): Remove unused variable `u'.
6523 (mips_va_arg): Cast value to unsigned when comparing against one.
6525 (save_restore_insns, mips_expand_prologue): Add missing arg in
6526 call to `large_int'.
6528 * mips.h: Move prototypes to mips-protos.h.
6529 (data_section, memory_address_p, rdata_section,
6530 readonly_data_section, simple_epilogue_p, text_section): Delete
6531 prototypes delcared elsewhere.
6532 (mips_epilogue_delay_slots, print_options): Delete unused decls.
6534 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
6536 * mips.md: Delete extra args in call to `mips_move_2words'.
6538 * xm-iris6.h (alloca): Add prototype argument.
6540 * genpeep.c: Include "tm_p.h" in generated output file.
6542 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6544 * basic-block.h (find_edge_index): Change parameters.
6545 * flow.c (verify_edge_list): Pass basic_block parameters to
6546 find_edge_index instead of integers.
6548 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
6550 * combine.c (simplify_comparison): Use an unsigned shift to adjust
6553 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
6555 * gcc.1: Fix a formatting error.
6557 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6559 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
6560 i786, mn10200, mn10300, pdp11, v850.
6562 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
6564 * libgcc2.c (num_digits): Add prototype with
6565 __attribute__((const)).
6566 (__terminate): Add prototype.
6568 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
6570 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
6572 * alpha/alpha.c (print_operand): Fix type of `code'.
6573 (alpha_output_filename): Constify.
6574 * alpha/alpha.h: Move all function declarations ...
6575 * alpha/alpha-protos.h: ... here. New file.
6576 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
6577 (SECTION_FUNCTION_TEMPLATE): Likewise.
6579 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6581 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
6582 * expr.c (expand_expr): Likewise.
6583 (do_jump): Likewise.
6584 (do_store_flag): Pass ccp_store_flag to can_compare_p.
6585 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
6587 (enum can_compare_purpose): New.
6588 (can_compare_p): Adjust prototype.
6589 (prepare_cmp_insn, prepare_operand): Declare.
6590 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
6591 * optabs.c (cmp_available_p): Deleted.
6592 (expand_abs): Pass ccp_jump to can_compare_p.
6593 (can_compare_p): New arg PURPOSE. Check for combined optabs.
6594 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
6595 Call can_compare_p rather than cmp_available_p.
6596 (prepare_operand): No longer static.
6597 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
6598 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
6599 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
6600 sequence to use emit_cmp_and_jump_insns.
6601 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
6603 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
6605 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
6606 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
6607 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
6608 (plus (reg) (const_int 0))
6609 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
6611 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
6613 * rs6000.c (expand_block_move): DImode loads and stores require
6614 word-aligned displacements. Increment address registers with
6615 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
6617 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
6619 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
6620 is no name for the base type, rather than segfault. If we are
6621 writing out a complex integer type, use DW_ATE_lo_user.
6623 * expr.c (emit_move_insn_1): If we are copying a complex that fits
6624 in one word or less (complex char, complex short, or on 64 bit
6625 systems complex float) to/from a hard register, copy it through
6626 memory instead of dying in gen_{real,imag}part. If we have a
6627 short complex type, prevent inlining since it allocates stack
6630 * tree.c (build_complex_type): If we are writing dwarf2 output,
6631 generate a name for complex integer types.
6633 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6635 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
6636 * flow.c (remove_edge): Remove extra whitespace.
6637 (remove_fake_edges): Fix comment.
6638 (add_noreturn_fake_exit_edges): Use the correct name.
6640 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
6642 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
6643 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
6644 (clean): Depend on INTL_CLEAN.
6645 (maintainer-clean): Adjust.
6647 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6649 * configure.in (AC_PREREQ): Bump to 2.13.
6650 (AC_C_STRINGIZE): Call this instead of using a custom macro.
6652 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
6654 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
6656 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
6658 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
6659 (HAVE_STRINGIZE): Define.
6661 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
6663 * c-parse.in: save and restore warn_pointer_arith on __extension__
6664 along with pedantic.
6665 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
6666 Set the type of extension to itype rather than $<itype>1 kludge.
6667 * extend.texi (Alternate Keywords): Adjust documentation.
6668 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
6670 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
6672 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
6673 most assembler templates.
6675 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
6676 FP loads and stores.
6677 (following_call): Always return zero for the PA8000.
6678 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
6679 FP loads and stores.
6680 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
6682 * pa.h (BRANCH_COST): Define.
6684 * pa.md (return, return_internal): Use bve for PA2.0.
6686 * pa.md (fused multiply): Add variants which reduce height for the
6687 fused multiply, but which still generate 2 insns.
6688 (fnegabs): Similarly.
6690 * pa.md (subsi3): Turn into an expander. Create two anonymous
6691 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
6692 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
6694 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
6696 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
6698 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
6699 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
6701 * regclass.c (init_regs): Add "top_of_stack" as a garbage
6704 * flow.c (record_active_eh_regions): Terminate loop after finding
6705 the last insn in the last basic block.
6707 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6709 * config/c4x/c4x.md: Delete parallel instruction peepholes.
6711 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6713 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
6715 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6717 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
6718 splitting to not use output template.
6720 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6722 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
6723 * config/c4x/c4x.c (c4x_va_start): New function.
6725 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
6727 * genrecog.c (not_both_true): Handle correctly cases when called for
6728 tests with different positions in the insn.
6730 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6732 * machmode.h (HOST_PTR_PRINTF): Move from here ...
6734 * system.h (HOST_PTR_PRINTF): ... to here.
6736 * mips-tfile.c: Don't include machmode.h.
6738 * Makefile.in (MACHMODE_H): New variable. Update to use it.
6739 (mips-tfile.o): Don't depend on machmode.h.
6741 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6743 * haifa-sched.c (sched_analyze): Rename local variable `region' to
6744 avoid conflicts with typedef struct `region' at the top level scope.
6746 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
6748 * basic-block.h (basic_block): Add eh_beg, eh_end.
6749 * flow.c (entry_exit_blocks): Update.
6750 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
6752 (find_basic_blocks_1): Don't record eh_list at each bb. Use
6753 lists.c functions to allocate insn lists.
6754 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
6756 (make_eh_edge): ... here. New.
6757 (move_stray_eh_region_notes): New.
6758 (record_active_eh_regions): New.
6759 (delete_unreachable_blocks): Split out block merging ...
6760 (try_merge_blocks): ... here. New.
6761 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
6762 Dump debugging data.
6763 (merge_blocks_move_successor_nojumps): Likewise.
6764 (merge_blocks): Use eh_beg+eh_end to validate block movement.
6766 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6768 * extend.texi (Bound member functions): Document unbound pmf
6771 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6773 * flow.c (split_edge): Handle insertion on a fallthrough edge which
6774 has the EXIT_BLOCK as a dest.
6776 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6778 * flow.c (remove_edge): New function to remove an edge from the
6780 (remove_fake_successors): New function to remove fake successor edges.
6781 (remove_fake_edges): New function to remove all fake edges from the
6783 (add_fake_exit_edges): New function to add fake edges from all blocks
6784 with no successors to the exit block.
6785 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
6786 prototypes for new functions.
6788 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6790 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
6791 Use Pmode to determine whether to output .dword or .word.
6793 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
6795 * tree.c (built_in_filename): New variable.
6796 (BUILT_IN_FILENAME): New macro.
6797 (init_tree_codes): Allocate built_in_filename.
6798 (make_node): Use built_in_filename instead of string constant.
6800 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
6802 * configure.in: Add fr30 target.
6803 * configure: Regenerate.
6804 * config/fr30: New directory.
6805 * config/fr30/crti.asm: New file.
6806 * config/fr30/fr30.c: New file.
6807 * config/fr30/crtn.asm: New file.
6808 * config/fr30/fr30.h: New file.
6809 * config/fr30/fr30.md: New file.
6810 * config/fr30/lib1funcs.asm: New file.
6811 * config/fr30/t-fr30: New file.
6812 * config/fr30/xm-fr30.h: New file.
6814 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
6816 * flow.c (merge_blocks_move_successor_nojumps): Delete the
6817 BARRIER at the end of the successor, not the BARRIER before
6820 * pa.c (pa_add_gc_roots): Fix thinko in last change.
6822 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
6824 * stmt.c (any_pending_cleanups): Don't crash when
6825 current_function->stmt is unset.
6827 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6829 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
6830 other initializations that may use it for relative offsets.
6832 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6834 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
6835 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
6836 * config/i386/sol2dbg.h: Removed.
6837 * config/i386/sol2gas.h: New file, to enable gas work-around.
6838 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
6839 Don't use sol2dbg.h.
6840 * configure: Rebuilt.
6842 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
6844 * invoke.texi (-fthis-is-variable): Remove documentation.
6846 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
6848 * basic-block.h (compute_bb_for_insn): Declare.
6849 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
6850 to use; set size of basic_block_for_insn directly.
6851 (find_basic_blocks): Update.
6853 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6855 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
6857 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6859 * crtstuff.c (ON_EXIT): Delete empty macro definition.
6860 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
6862 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
6864 * c-decl.c (c_decode_option): Extend comment.
6866 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
6868 * toplev.c (progname): Make 'const char *'
6869 (flag_print_mem): Move out of main.
6870 (version_flag): Move out of main.
6871 (filename): Move out of main.
6872 (debug_args): Remove g prefix from options.
6873 (documented_lang_options): Remove cpplib specific options.
6874 (display_help): Add g prefix to debug options.
6875 (check_lang_option): Delete this function.
6876 (decode_d_option): New function: Decode -d... option.
6877 (decode_f_option): New function: Decode -f... option.
6878 (decode_W_option): New function: Decode -W... option.
6879 (decode_g_option): New function: Decode -g... option.
6880 (independent_decode_option): New function: Decode a language
6881 independent command line option.
6882 (main): Invoke lang_decode_option and then
6883 independent_decode_option on each command line option in
6886 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
6888 Revert this change. Gavin's patch to operand_equal_p is a better fix.
6889 * fold-const.c (fold_range_test): Do not try to fold the range
6890 test if the rhs or lhs has side effects.
6892 * basic-block.h (compute_flow_dominators): Declare.
6894 * gcse.c (alloc_code_hoist_mem): New function.
6895 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
6896 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
6897 (hoist_code, one_code_hoisting_pass): Likewise.
6898 (gcse_main): If optimizing for size, then hoist expressions
6899 computed in multiple dominated basic blocks.
6901 * gcse.c (invalid_nonnull_info): New function.
6902 (delete_null_pointer_checks): Likewise.
6903 * rtl.h (delete_null_pointer_checks): Declare.
6904 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
6906 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
6907 (merge-blocks_move_successor_nojumps): Likewise.
6908 (merge_blocks): Allow merging of some blocks, even if it requires
6909 physical movement of the blocks, but not if it requires new jumps.
6911 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
6912 Callers and prototype changed.
6913 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
6915 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6917 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
6918 -YP when both -p and -pg are present. From i386/sol2.h.
6920 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6922 * Makefile.in (distclean): Delete tm_p.h.
6923 * configure.in: Create a new file, "tm_p.h", from a list in
6924 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
6925 "i386/i386-protos.h".
6927 * alias.c: Include "tm_p.h".
6928 * c-typeck.c: Likewise.
6929 * calls.c: Likewise.
6931 * emit-rtl.c: Likewise.
6932 * explow.c: Likewise.
6933 * expmed.c: Likewise.
6935 * final.c: Likewise.
6937 * fold-const.c: Likewise.
6938 * function.c: Likewise.
6940 * global.c: Likewise.
6941 * haifa-sched.c: Likewise.
6942 * integrate.c: Likewise.
6944 * local-alloc.c: Likewise.
6946 * optabs.c: Likewise.
6947 * recog.c: Likewise.
6948 * reg-stack.c: Likewise.
6949 * regclass.c: Likewise.
6950 * regmove.c: Likewise.
6951 * reload.c: Likewise.
6952 * reload1.c: Likewise.
6953 * reorg.c: Likewise.
6954 * resource.c: Likewise.
6956 * stor-layout.c: Likewise.
6957 * toplev.c: Likewise.
6959 * unroll.c: Likewise.
6960 * genattrtab.c (main): Make generated file include "tm_p.h".
6961 * genemit.c (main): Likewise.
6962 * genoutput.c (main): Likewise.
6963 * genrecog.c (main): Likewise.
6965 * i386.h: Delete all prototypes.
6966 * i386.c: Include "tm_p.h".
6967 (ix86_attr_length_default): Call constant_call_address_operand
6968 with correct number of arguments.
6969 * i386-protos.h: New file.
6970 * i386.md (unnamed patterns): Call constant_call_address_operand
6971 with correct number of arguments.
6972 (exception_receiver): Call load_pic_register with correct number
6975 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
6977 * c-pragma.c (mark_align_stack): Dereference the void* properly.
6979 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
6981 * rtl.h (insns_safe_to_move_p): New function.
6982 * loop.c (find_and_verify_loops): Use it.
6983 * rtlanal.c (insns_safe_to_move_p): Define it.
6985 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
6987 * c-pragma.c: Include ggc.h.
6988 * Makefile.in (c-pragma.o): Update.
6990 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6992 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
6993 (LIB_SPEC): Likewise.
6994 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
6995 Reindent -YP/-p/-pg.
6996 Copied from config/sparc/sol2.h.
6998 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
7000 * c-pragma.c (mark_align_stack): New.
7002 * c-pragma.h (init_pragma): Declare it.
7003 * c-lex.c (init_parse): Call it.
7005 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7007 * configure.in: Pick up thread library on Solaris/x86 just
7008 like on Solaris/sparc.
7009 * configure: Rebuilt.
7011 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
7013 * rtl.h (global_rtx_index): New enum.
7014 (global_rtl): Change to array of rtx.
7015 (pc_rtx, cc0_rtx): Redefine accordingly.
7016 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
7017 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
7018 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
7019 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
7020 (const_int_rtx): Change to array of rtx.
7021 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
7023 * emit-rtl.c (global_rtl): Change to array of rtx.
7024 (const_int_rtx): Change to aray of rtx.
7025 (gen_rtx_CONST_INT): Redefine accordingly.
7026 (init_emit_once): Allocate and initialize global_rtl. Likewise
7027 for const_int_rtx. Add both as GC roots.
7028 * genattrtab.c (global_rtl): Update declaration.
7030 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
7032 * Makefile (USER_H): Add iso646.h back.
7034 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
7036 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
7037 zapping the LOG_LINKS of sched_before_next_call.
7039 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
7040 * pa.c (insn_refs_are_delayed): Renamed from
7041 insn_sets_and_refs_are_delayed.
7043 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
7045 * functiion.h (struct function): Add x_whole_function_mode_p.
7046 (retrofit_block): Declare.
7047 * function.c (retrofit_block): New function.
7048 (identify_blocks): Add assertions. Allow an incomplete set of
7049 block notes if we're still generating code for the function.
7050 * integrate.c: Include loop.h.
7051 (expand_inline_function): Call find_loop_tree_blocks to map block
7052 notes to blocks when in whole-function mode. Use retrofit_block
7053 to insert new BLOCKs for the inlined function, rather than
7055 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
7056 * Makefile.in (integrate.o): Depend on loop.h.
7058 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7060 * tree.h (warn_about_unused_variables): Declare.
7061 * stmt.c (warn_about_unused_variables): New function, split out
7063 (expand_end_bindings): Here.
7065 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
7067 * stmt.c (preserve_subexpressions_p): Don't crash when
7068 current_function->stmt is unset.
7070 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
7072 * stmt.c (expand_start_bindings): Allow callers to pass a flag
7073 indicating that no NOTE_INSN_BLOCK_BEG note is required.
7074 (expand_start_target_temps): Use it.
7075 * except.c (expand_eh_region_start_for_decl): Likewise.
7076 * expr.c (expand_expr): Likewise.
7078 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7080 * fold-const.c (operand_equal_p): Pay attention to side effects.
7082 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
7084 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
7085 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
7087 * tlink.c (scan_linker_output): Look for keywords before accepting
7088 a mangled name in quotes.
7090 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
7092 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
7093 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
7095 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
7097 * alpha.md: Revert Thu Nov 26 change that came in through the
7098 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
7099 Avoid earlyclobber when possible.
7101 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7103 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
7105 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
7106 Define HAVE_ON_EXIT.
7108 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7110 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
7111 CTYPE_CONV in all ctype macros.
7113 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
7116 * cexp.y (initialize_random_junk): Likewise.
7118 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
7120 * i370.c (handle_pragma): Likewise.
7122 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
7124 * v850.c (override_options): Likewise.
7126 * doprint.c (_doprnt): Likewise.
7128 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
7131 * fixinc/server.c (load_data): Likewise.
7133 * fold-const.c (real_hex_to_f): Likewise.
7135 * genattr.c (write_upcase, gen_attr): Likewise.
7137 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
7138 write_upcase): Likewise.
7140 * genemit.c (print_code): Likewise.
7142 * genopinit.c (gen_insn): Likewise.
7144 * genpeep.c (print_code): Likewise.
7146 * genrecog.c (print_code): Likewise.
7148 * optabs.c (init_libfuncs): Likewise.
7150 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
7152 * haifa-sched.c (sched_analyze): Keep the list of notes organized
7154 (reemit_notes): Likewise.
7156 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
7158 * ggc.h (ggc_root): Move to ggc-common.c.
7160 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
7161 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
7162 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
7163 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
7164 * ggc-common.c (ggc_root): Move from ggc.h.
7165 (roots): Declare, static.
7166 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
7167 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
7168 null or check/set mark bit.
7169 (ggc_mark_roots): New.
7170 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
7172 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
7174 * m32r.c: Include toplev.h.
7175 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
7176 (gen_compare): Rename swap_p to must_swap to match uses.
7177 Add default abort case.
7178 (m32r_output_function_epilogue): Remove unused variables.
7179 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
7180 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
7181 define to empty parameter list. Update all uses.
7182 (predicate decls): Use enum machine_mode not int.
7183 * m32r.md (movsi): Call abort, not fatal_insn.
7184 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
7186 1999-09-14 Andrew Haley <aph@cygnus.com>
7188 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
7189 use $0 instead of 0.
7191 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7193 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
7194 computation out of loop over hard regs.
7196 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
7198 * function.c (identify_blocks): Don't shadow a variable in an
7200 * integrate.c (integrate_decl_tree): Don't use pushlevel,
7201 pushdecl, or poplevel to build up the new BLOCK tree.
7202 (expand_inline_function): Likewise.
7203 (integrate_parm_decls): Likewise.
7205 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
7207 * c-typeck.c (qualify_type): Merge qualifiers from both types.
7209 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
7211 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
7212 * invoke.texi: Document this change.
7214 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
7216 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
7218 (mark_emit_status): Renamed from mark_emit_state.
7219 * except.c (mark_eh_status): Renamed from mark_eh_state.
7220 Check not null before marking.
7221 (free_eh_status): New.
7222 * expr.c (mark_expr_status, free_expr_status): New.
7223 * function.c (free_machine_status): New.
7224 (free_after_parsing): New.
7225 (free_after_compilation): Move bits to free_after_parsing; call
7226 free_eh_status, free_expr_status; zero the marked members of the
7228 (prepare_function_start): No can_garbage_collect.
7229 Call init_eh_for_function.
7230 (expand_dummy_function_end): Free up current_function state.
7231 (mark_function_status): Renamed from mark_function_state.
7232 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
7233 * function.h (struct function): No can_garbage_collect.
7234 (free_machine_status, free_after_parsing): Declare.
7235 (free_eh_status, free_expr_status): Declare.
7236 * ggc.h (mark_expr_status): Declare.
7237 * stmt.c (free_stmt_status): Free the struct.
7238 (mark_stmt_status): Renamed from mark_stmt_state.
7239 (init_stmt): Don't call init_eh.
7240 (init_stmt_for_function): Don't call init_eh_for_function.
7241 * toplev.c (compile_file): Call init_eh.
7242 (rest_of_compilation): Free basic block info before ggc_collect.
7243 Call free_after_parsing; conditionally call free_after_compilation.
7244 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
7245 Check not null before marking.
7246 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
7248 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
7250 * c-lex.c (yylex): Initialize warn.
7252 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
7254 * pa.c (emit_move_sequence): Properly set the mode of the scratch
7255 register when performing secondary reloads for the SAR register.
7257 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
7259 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
7260 (NOTE_BLOCK): New macro.
7261 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
7262 * function.h (identify_blocks): Change prototype.
7263 * function.c (identify_blocks): Simplify.
7264 (reorder_blocks): Likewise.
7265 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
7266 NOTE_INSN_BLOCK_{BEG,END}.
7267 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
7268 the list of saved notes if the note isn't a
7269 NOTE_INSN_BLOCK_{BEG,END}.
7270 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
7272 (reemit_notes): Adjust recreation of notes to reflect new saved
7274 * print-rtl.c (print_rtx): Print the address of the BLOCK when
7275 printing a block note.
7276 * stmt.c (block_vector): Remove.
7277 (find_loop_tree_blocks): Simplify.
7278 (unroll_block_trees): Likewise.
7279 * tree.h (reorder_block): Change prototype.
7281 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
7283 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
7284 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
7285 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
7286 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
7287 (atexit, exit): Simplify.
7288 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
7289 * config/lots: Remove defns of HAVE_ATEXIT.
7291 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
7293 * calls.c (precompute_arguments): Fix typo in comment.
7294 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
7297 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
7299 * dsp16xx.c (override_options): Fix typos in GC root registration.
7301 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
7303 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
7305 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
7306 (FUNCTION_PROFILER): Redefine appropriately for Linux.
7307 (CC1_SPEC): Likewise.
7309 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7311 * genattr.c (main): Add extern prototype. Call return, not exit.
7312 * genattrtab.c (main): Likewise.
7313 * gencheck.c (main): Likewise.
7314 * gencodes.c (main): Likewise.
7315 * genconfig.c (main): Likewise.
7316 * genemit.c (main): Likewise.
7317 * genextract.c (main): Likewise.
7318 * genflags.c (main): Likewise.
7319 * gengenrtl.c (main): Likewise.
7320 * genopinit.c (main): Likewise.
7321 * genoutput.c (main): Likewise.
7322 * genpeep.c (main): Likewise.
7323 * genrecog.c (main): Likewise.
7325 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
7326 * genattrtab.c (get_insn_name): Likewise.
7327 * gencodes.c (get_insn_name): Likewise.
7328 * genconfig.c (get_insn_name): Likewise.
7329 * genemit.c (get_insn_name): Likewise.
7330 * genextract.c (get_insn_name): Likewise.
7331 * genflags.c (get_insn_name): Likewise.
7332 * genopinit.c (get_insn_name): Likewise.
7333 * genpeep.c (get_insn_name): Likewise.
7335 * gencheck.c (usage): Add static prototype.
7336 * genextract.c (print_path): Constify a char*.
7337 * genopinit.c (optabs): Likewise.
7338 * genoutput.c (operand_data, data, output_predicate_decls,
7339 compare_operands): Likewise.
7340 * genrecog.c (write_tree): Add default case in switch.
7342 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7344 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
7346 * print-rtl.c (get_insn_name): Remove prototype.
7348 * toplev.h (progname): Declare const.
7350 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
7351 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
7352 dump_sched_info, dump_local_alloc, regset_release_memory,
7353 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
7354 error_with_file_and_line, error_with_decl, error_for_asm, error,
7355 fatal, warning_with_file_and_line, warning_with_decl, warning,
7356 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
7357 Remove redundant prototypes.
7359 (notice, check_lang_option, report_file_and_line, vnotice,
7360 mark_file_stack): Add static prototype.
7361 (set_fatal_function): Add prototype.
7362 (vnotice, report_file_and_line, set_fatal_function,
7363 check_lang_option): Constify a char*.
7364 (main): Prototype. Call return, not exit.
7366 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7368 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
7370 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
7372 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
7374 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
7376 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7378 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
7379 behave as if it's zero in all cases.
7380 (expand_function_start): Adjust call to assign_parms.
7381 * tree.h (assign_parms): Adjust prototype.
7382 * objc/objc-act.c (hack_method_prototype): Adjust call to
7385 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
7387 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
7388 arg_pointer_rtx fixed if the argument pointer register is
7390 (NONZERO_BASE_PLUS_P): Likewise.
7392 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
7394 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
7395 match_insn2 to match_insn.
7396 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
7398 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
7400 * Makefile.in (USER_H): Remove va-foo.h.
7402 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
7403 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
7404 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
7405 va-spur.h,va-v850.h}: Remove.
7407 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
7409 * sparc/sparc.md (eligible_for_return_delay): New attribute.
7410 (in_return_delay): Use it instead of match_insn.
7412 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7414 * config/alpha/va_list.h (va-alpha.h): Do not include.
7415 (__gnuc_va_list): Typedef as in varargs.h.
7417 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
7419 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
7420 DECL_LIVE_RANGE_RTL.
7422 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
7424 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
7425 not NOTE_BLOCK_NUMBER.
7426 (expand_eh_region_end): Likewise.
7427 (find_exception_handler_labels): Likewise.
7428 (scan_region): Likewise.
7429 (exception_optimize): Likewise.
7430 (update_rethrow_references): Likewise.
7431 (set_insn_eh_region): Likewise.
7432 * final.c (final_scan_insn): Likewise.
7433 * flow.c (make_edges): Likewise.
7434 * integrate.c (expand_inline_function): Likewise.
7435 * print-rtl.c (print_rtx): Likewise.
7437 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
7439 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
7440 terms of builtin functions and types.
7442 * mips.c (mips_build_va_list): New.
7443 (mips_va_start, mips_va_arg): New.
7444 * mips.h (BUILD_VA_LIST_TYPE): New.
7445 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7447 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
7448 (sh_build_va_list, sh_va_start, sh_va_arg): New.
7449 * sh.h (BUILD_VA_LIST_TYPE): New.
7450 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7452 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
7454 * recog.h (struct recog_data): Make dup_num, operand_address_p,
7455 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
7456 (struct insn_data): Likewise with n_operands, n_dups,
7457 n_alternatives, output_format.
7458 * regclass.c (scan_one_insn): Cast n_operands to int before
7459 arithmetic inside comparison.
7461 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
7463 * toplev.c (compile_function): Unconditionally emit nop.
7465 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7467 * haifa-sched.c (actual_hazard): Move declaration of variable
7468 `this_cost' into the scope where it is used.
7470 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7472 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
7473 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
7474 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
7476 * genrecog.c (make_insn_sequence): Call memset, not bzero.
7478 * jump.c (find_insert_position): Don't declare or define unless
7479 !HAVE_conditional_arithmetic.
7480 (returnjump_p_1, delete_prior_computation): Add static prototypes.
7482 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
7484 * recog.c (offsettable_address_p): Prototype function pointer.
7485 (preprocess_constraints): Call memset, not bzero.
7487 * tree.c (tree_node_kind_names): Constify a char*. Make static.
7488 (gcc_obstack_init): Don't declare.
7489 (fix_sizetype): Add static prototype.
7490 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
7491 (tree_cons): Call memset, not bzero.
7493 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
7494 definition in macro ASM_WEAKEN_LABEL.
7495 (mark_const_hash_entry): Add static prototype.
7497 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7499 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
7501 * unroll.c (find_common_reg_term, subtract_reg_term,
7502 loop_find_equiv_value): Add static prototypes.
7503 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
7504 (copy_loop_body): Remove unreachable break statement.
7506 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
7508 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
7510 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7512 Undo some changes from the gcc2 merge:
7513 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
7514 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
7518 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
7519 * emit-rtl.c (gen_lowpart_common): Disable optimization of
7520 initialized float-int union if the value is a NaN.
7522 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
7524 * gthr-win32.h: New file.
7526 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
7527 shared as a valid attribute.
7528 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
7529 * extend.texi: Document `shared' variable attribute.
7531 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
7533 * configure.in: Handle --enable-threads on FreeBSD.
7534 * configure: Rebuit.
7536 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7538 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
7540 * configure: Rebuilt.
7542 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
7543 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
7544 Rosimildo DaSilva <rdasilva@connecttel.com>
7546 * configure.in (m68k-*-rtemscoff*): Added.
7547 * configure.in (mips64orion-*-rtems*): Converted to ELF.
7548 * configure.in (sparc-*-rtemsaout*): Added as alias for old
7549 sparc-rtems configuration.
7550 * configure.in (sparc-*-rtemself*): Added.
7551 * configure.in (sparc-*-rtems*): Now ELF not a.out.
7552 * config/i386/rtems.h: Added comment.
7553 * config/sparc/rtemself.h: New file.
7555 * configure.in (m68k-rtemself): Added.
7556 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
7557 and DWARF_DEBUGGING_INFO.
7558 * config/m68k/crti.s: New file.
7559 * config/m68k/crtn.s: New file.
7560 * config/m68k/t-crtstuff: New file.
7561 * config/m68k/rtemself.h: New file.
7563 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
7564 global ctor/dtor and C++ exception handling.
7565 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
7566 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
7568 * config/i386/t-rtems-i386: New File.
7570 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
7572 * stmt.c (expand_end_case): Return right away if the case stack is
7575 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
7577 * Makefile.in (version.c): Remove rule incorrectly brought in from
7580 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
7582 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
7583 * msdos/top.sed: Take into account a prepended $(SHELL) to
7585 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
7587 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
7589 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7591 * regmove.c (fixup_match_1): Don't change an unchanging register.
7592 (stable_but_for_p): Renamed to:
7593 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
7594 Changed all callers.
7596 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
7598 * loop.c (strength_reduce): Don't call reg_used_between_p if the
7599 insn from BL2 is after the insn from BL.
7601 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
7603 * recog.h (INSN_OUTPUT_FORMAT_*): New.
7604 (struct insn_data): Merge `template' and `outfun' into `output'.
7605 Add `output_format'.
7606 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
7607 (struct data): Remove `outfun'; add `output_format'.
7608 (name_for_index): Remove declaration.
7609 (output_insn_data): Handle output formats.
7610 (process_template): Emit the bare array for @.
7611 (gen_expand, gen_split): Set output_format to NONE.
7612 * output.h (get_insn_template): Declare.
7613 * final.c (get_insn_template): New.
7614 (final_scan_insn): Use it.
7615 * toplev.c (compile_file): Likewise.
7617 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7618 * i860/i860.c (output_delayed_branch): Likewise.
7619 (output_delay_insn): Likewise.
7621 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7623 * rtl.c (obstack_alloc_rtx): Removed.
7625 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
7627 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
7629 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
7631 * i386.c (call_insn_operand): Reject const_int.
7632 (expander_call_insn_operand): Use call_insn_operand.
7634 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7636 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
7638 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
7640 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
7641 Use DImode operation.
7643 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
7645 * gcc.c: Include sys/resource.h.
7646 (report_times): New flag.
7647 (execute): If report_times is set, calculate and report the
7648 CPU time consumed by each subprocess.
7650 (rus, prus): New globals.
7651 (option_map): Add --time.
7652 (display_help): Document -time.
7653 (process_command): Set report_times if -time is given.
7654 Turn off -pipe if -time is given.
7656 * invoke.texi: Document new option -time.
7658 * configure.in: Check for getrusage. Check if we have to
7659 prototype getrusage.
7660 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
7661 * configure: Regenerate.
7662 * config.in: Regenerate.
7664 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
7666 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
7669 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
7671 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
7672 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
7673 (nan): Return _thenan_sf or _thenan_df as appropriate.
7674 (L_thenan_sf): Define _thenan_sf.
7675 (L_thenan_df): Define _thenan_df.
7677 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
7678 (DPBIT_FUNCS): Add _thenan_df.
7680 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
7682 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
7685 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7687 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
7690 (lang_specific_driver): Don't take a function pointer parameter.
7691 All callers changed.
7693 * gcc.c: Include gcc.h.
7694 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
7695 lang_specific_extra_outfiles, fatal): Don't declare.
7696 (multilib_defaults_raw): Constify.
7697 (read_specs): Call memset, rather than bzero.
7698 (main): Call return, not exit.
7699 (lookup_compiler): Call memcpy, not bcopy.
7700 (fatal): Make extern.
7702 * cppspec.c: Include gcc.h.
7703 (lang_specific_driver): Initialize variable `quote'. Constify a
7704 char*. All calls to the function pointer parameter now
7705 explicitly call `fatal'.
7707 * gccspec.c (lang_specific_driver): Include gcc.h.
7709 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
7711 * arm.c (note_invalid_constants): Use recog_data.operand_type
7714 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7716 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
7719 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
7720 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7721 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7722 reload_secondary_in_reload, reload_secondary_out_reload,
7723 reload_secondary_in_icode, reload_secondary_out_icode,
7724 reload_reg_rtx, reload_when_needed): Delete declarations.
7725 (struct reload): New structure.
7726 (rld): Declare new array.
7727 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
7728 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7729 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7730 reload_secondary_in_reload, reload_secondary_out_reload,
7731 reload_secondary_in_icode, reload_secondary_out_icode,
7732 reload_reg_rtx, reload_when_needed): Delete definitions.
7734 (whole file): Replace uses of the deleted arrays with uses of rld.
7735 * reload1.c (whole file): Replace uses of the deleted arrays with
7737 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
7738 explicit loops, not with bcopy.
7740 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
7742 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
7743 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
7744 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
7745 insn_name): Delete and consolidate into new structures.
7746 (insn_operand_predicate_fn): New.
7747 (insn_output_fn): New.
7749 (struct insn_operand_data): New.
7750 (struct insn_data): New.
7752 (OUT_FCN): Update for insn_data change.
7753 * builtins.c (expand_builtin_strlen): Likewise.
7754 (expand_builtin_memcmp): Likewise.
7755 * combine.c (make_extraction, simplify_comparison): Likewise.
7756 * cse.c (canon_reg, cse_insn): Likewise.
7757 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
7758 * expmed.c (store_bit_field, extract_bit_field): Likewise.
7759 (emit_store_flag): Likewise.
7760 * expr.c (convert_move, emit_block_move): Likewise.
7761 (clear_storage, emit_push_insn, expand_increment): Likewise.
7762 (do_store_flag): Likewise.
7763 * expr.h (GEN_FCN): Likewise.
7764 (insn_gen_function): Die.
7765 * final.c (final_scan_insn): Update for insn_data change.
7766 (output_asm_name): Likewise.
7767 * function.c (fixup_var_refs_1): Likewise.
7768 * loop.c (check_dbra_loop): Likewise.
7769 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
7770 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
7771 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
7772 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
7773 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
7774 * regmove.c (gen_add3_insn): Likewise.
7775 * reload.c (push_secondary_reload, combine_reloads): Likewise.
7776 (find_reloads, find_reloads_address_1): Likewise.
7777 (debug_reload_to_stream): Likewise.
7778 * reload1.c (emit_reload_insns, gen_reload): Likewise.
7779 * stmt.c (expand_end_case): Likewise.
7780 * toplev.c (compile_file): Likewise.
7782 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7783 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
7785 * print-rtl.c (insn_name_ptr): Remove declaration.
7786 (get_insn_name): Declare.
7787 (print_rtx): Use it.
7788 * genoutput.c (insn_name_ptr): Remove.
7789 (next_operand_number): New.
7790 (struct operand_data): New.
7791 (null_operand, odata, odata_end): New.
7792 (struct data): Use struct operand_data.
7793 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
7794 (get_insn_name): Renamed from name_for_index.
7795 (output_prologue): Define NO_MD_PROTOTYPES.
7796 (output_predicate_decls): Break out from output_epilogue.
7797 Iterate over the operands list.
7798 (output_operand_data): Break out from output_epilogue. Emit
7799 just the operands list.
7800 (output_insn_data): Break out from output_epilogue. Emit just
7802 (output_epilogue): Remove.
7803 (output_get_insn_name): New.
7804 (constraints, op_n_alternatives, predicates, address_p): Die.
7805 (modes, strict_low, seen): Die.
7806 (scan_operands): Take new param `d' instead of writing to
7807 seven global variables.
7808 (compare_operands): New.
7809 (place_operands): New.
7810 (validate_insn_alternatives): Update for struct data change.
7811 (gen_insn): Don't zero or copy 7 global arrays. Update for
7812 scan_operands; call place_operands.
7813 (gen_peephole, gen_expand, gen_split): Likewise.
7814 (main): Update for new output routines.
7816 * genattr.c (insn_name_ptr): Remove.
7817 (get_insn_name): New function.
7818 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
7819 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
7820 * genrecog.c: Likewise.
7822 * alpha.md (adddi3): Make `pattern' array static.
7824 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7826 * config/c4x/c4x.h (c4x_rpts_cycles_string,
7827 c4x_cpu_version_string): Constify char *.
7828 * config/c4x/c4x.c (c4x_rpts_cycles_string,
7829 c4x_cpu_version_string): Likewise.
7831 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
7833 * tree.c (save_tree_status): Revert 10 Sep change.
7834 (restore_tree_status): Likewise. Call obstack_free with NULL
7835 before freeing the obstack proper.
7837 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
7839 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
7841 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
7842 surrounding context.
7844 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
7846 * tree.c (type_hash_canon): Put all types in the hash-table, when
7849 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
7851 * recog.h (struct recog_data, recog_data): New.
7852 (recog_foo variables): Kill.
7853 * recog.c (recog_operand, recog_operand_loc): Kill.
7854 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
7855 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
7856 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
7857 (recog_data): Define.
7858 (extract_insn): Update all recog_foo references to use recog_data.
7859 (preprocess_constraints, constrain_operands): Likewise.
7860 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
7861 * genattrtab.c (main): Likewise.
7862 * genextract.c (main): Likewise.
7863 * genoutput.c: Likewise.
7864 * genrecog.c (write_subroutine, main): Likewise.
7865 * local-alloc.c (block_alloc): Likewise.
7866 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
7867 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
7868 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
7869 * reload.c (find_reloads, find_reloads_toplev): Likewise.
7870 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
7871 (reload_cse_simplify_operands): Likewise.
7873 * arc/arc.c (arc_final_prescan_insn): Likewise.
7874 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
7875 * h8300/h8300.c (notice_update_cc): Likewise.
7876 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
7877 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
7878 * mn10200/mn10200.c (notice_update_cc): Likewise.
7879 * mn10300/mn10300.c (notice_update_cc): Likewise.
7880 * romp/romp.c (update_cc): Likewise.
7881 * sparc/sparc.c (check_pic): Likewise.
7882 * v850/v850.c (notice_update_cc): Likewise.
7884 * genemit.c (main): Don't declare recog_operand.
7886 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
7888 * ggc.h (rtvec_def): Forward declare.
7889 (tree_node): Likewise.
7892 (ggc_set_mark_rtx): Add prototype.
7893 (ggc_set_mark_rtvec): Likewise.
7894 (ggc_set_mark_tree): Likewise.
7895 * ggc-simple.c (ggc_root): Don't define.
7896 (roots): Don't declare.
7897 (ggc_mark_rtx): Remove.
7898 (ggc_mark_rtvec): Likewise.
7899 (ggc_mark_tree): Likewise.
7900 (ggc_mark_varray): Likewise.
7901 (ggc_mark_tree_hash_table_entry): Likewise.
7902 (ggc_mark_tree_hash_table): Likewise.
7903 (ggc_set_mart_rtx): New function.
7904 (ggc_set_mark_rtvec): Likewise.
7905 (ggc_set_mark_tree): Likewise.
7906 (ggc_add_root): Remove.
7907 (ggc_add_rtx_root): Likewise.
7908 (ggc_remove_tree_root): Likewise.
7909 (ggc_add_string_root): Likewise.
7910 (ggc_add_tree_varray_root): Likewise.
7911 (ggc_add_tree_hash_table_root): Likewise.
7912 (ggc_del_root): Likewise.
7913 (ggc_mark_rtx_ptr): Likewise.
7914 (ggc_mark_tree_ptr): Likewise.
7915 (ggc_mark_string_ptr): Likewise.
7916 (ggc_mark_tree_varray_ptr): Likewise.
7917 (ggc_mark_tree_hash_table_ptr): Likewise.
7918 * ggc-common.c: New file.
7919 * Makefile.in (OBJS): Add ggc-common.o.
7920 (ggc-common.o): List dependencies.
7922 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
7924 * cppalloc.c (xstrdup): Use memcpy.
7925 * cpperror.c (cpp_print_containing_files): Don't use
7927 * cpplib.c (conditional_skip): Set temp->lineno.
7928 (do_endif): Make error message less obscure.
7929 (if_directive_name): New function.
7930 (cpp_get_token [case EOF]): Unwind the if stack and generate
7931 error messages for each unterminated conditional in this file.
7932 (parse_string): Do not behave differently if -traditional.
7934 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
7936 * builtins.c (expand_builtin_va_arg): Cope with an array-type
7937 va_list decomposing to pointer-type.
7938 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
7939 (rs6000_va_arg): Likewise.
7941 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
7943 * except.c (start_dynamic_handler): Compute size using
7944 STACK_SAVEAREA_MODE.
7946 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7948 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
7949 include directory headers. Don't define strrchr. Don't provide
7950 my_* replacement functions. Prefer PTR over `pointer_type'.
7951 Don't prototype system functions. Don't redefine getopt.
7953 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
7954 safe_read, safe_write, save_pointers, restore_pointers,
7955 is_id_char, in_system_include_dir, directory_specified_p,
7956 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
7957 find_corresponding_lparen, referenced_file_is_newer,
7958 save_def_or_dec, munge_compile_params, gen_aux_info_file,
7959 process_aux_info_file, identify_lineno, check_source,
7960 seek_to_line, forward_to_next_token_char, output_bytes,
7961 output_string, output_up_to, other_variable_style_function,
7962 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
7963 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
7964 find_static_definition, connect_defs_and_decs, add_local_decl,
7965 add_global_decls, needs_to_be_converted, visit_each_hash_node,
7966 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
7967 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
7968 scan_for_missed_items, edit_file, string_list_cons): Add static
7970 (standard_exec_prefix, target_machine, target_version,
7971 default_syscalls_dir, string_list, string_list_cons, find_file,
7972 do_cleaning): Constify a char*.
7973 (safe_read, safe_write): Use PTR, not a char*.
7974 (is_id_char): Take an int, not a char.
7975 (main): Add prototype. Call return, not exit.
7977 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
7979 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
7980 when comparing types.
7982 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
7984 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
7985 (strength_reduce): Release the varrays from the no-bivs early exit.
7987 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
7988 the loop over the registers.
7990 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
7992 (restore_tree_status): Check that instead when freeing the obstack.
7994 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
7996 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
7999 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8001 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
8002 operand size modifiers.
8004 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8006 * c-common.c (c_common_nodes_and_builtins): Don't build
8008 * c-common.h (enum c_tree_index and related accesor macros): Remove
8009 everything now declared in tree.h.
8010 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8011 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
8012 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
8013 (error_mark_node, void_type_node, char_type_node, integer_type_node,
8014 unsigned_type_node, ptr_type_node, va_list_type_node,
8015 integer_zero_node, null_pointer_node, integer_one_node): Delete.
8016 (init_decl_processing): Call build_common_tree_nodes and
8017 build_common_tree_nodes_2 instead of building their nodes here.
8018 Don't add roots for these nodes.
8019 * stor-layout.c (size_zero_node, size_one_node): Delete.
8020 (set_sizetype): Make a new node for bitsizetype each time.
8021 * tree.c (global_trees): New variable.
8022 (init_obstacks): Add a gc root for it.
8023 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8024 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
8025 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
8026 (build_common_tree_nodes): New function.
8027 (fix_sizetype): New function.
8028 (build_common_tree_nodes_2): New function.
8029 * tree.h (enum tree_index): New.
8030 (global_trees): Declare.
8031 Add accessor macros for all nodes now moved to global_trees.
8032 Delete their declarations.
8034 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
8036 * c-decl.c (finish_function): When processing a nested function,
8037 push and pop GC context around rest_of_compilation.
8039 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
8041 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
8042 Default ix86_arch to PROCESSOR_I386.
8043 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
8044 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
8045 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
8046 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
8047 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
8048 (EXTRA_SPECS): Remove deleted specs.
8050 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
8052 * function.c (assign_stack_local_1): Allocate from
8053 function->x_frame_offset, not frame_offset.
8055 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
8057 * ggc.h (lang_cleanup_tree): Remove.
8058 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
8059 * ggc-callbacks.c (lang_cleanup_tree): Remove.
8061 * c-decl.c (finish_struct): Use ggc_alloc to allocate
8062 TYPE_LANG_SPECIFIC when garbage collecting.
8063 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
8064 (lang_cleanup_tree): Remove.
8066 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8068 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
8069 * crtstuff.c: Not here.
8070 * dwarf2out.c: Or here.
8071 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
8074 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
8076 * function.h (free_after_compilation): Remove decl parameter.
8077 (free_varasm_status0: Likewise.
8078 (free_emit_status): Likewise.
8079 (free_stmt_status): Likewise.
8080 (free_after_compilation): Likewise.
8081 (init_lang_status): New variable.
8082 (free_lang_status): Likewise.
8083 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
8084 * function.c (init_lang_status): New variable.
8085 (free_lang_status): Likewise.
8086 (push_function_context_to): Don't set function::decl here.
8087 (free_after_copmilation): Make decl parameter implicit. Call
8088 free_lang_status if defined.
8089 (prepare_function_start): Call init_lang_status if defined.
8090 (init_function_start): Set function::decl here.
8091 * profile.c (output_func_start_profiler): Don't call pushdecl
8092 until we've actually started the function.
8093 * stmt.c (free_stmt_status): Make decl parameter implicit.
8094 * toplev.c (rest_of_compilation): Don't pass decl to
8095 free_after_compilation.
8096 * varasm.c (free_varasm_status): Likewise.
8098 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8100 * except.c (call_get_eh_context): Add root when allocating static
8103 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
8105 * arm.c: Include "ggc.h".
8106 (arm_add_gc_roots): New function.
8107 (arm_override_options): Call it.
8108 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
8110 * arm.md (define_asm_attributes): Add a pool_range attribute.
8112 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
8114 * extend.texi (Volatiles): New node.
8116 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
8118 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
8119 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
8120 (struct ggc_any): Replace `mark' with `magic_mark'.
8121 (ggc_alloc_string): Use memcpy, not bcopy.
8122 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
8123 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
8124 (ggc_free_any): New.
8125 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
8126 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
8127 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
8128 Use IS_MARKED. Use ggc_free_any.
8130 1999-09-09 Scott Bambrough <scottb@netwinder.org>
8132 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
8134 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
8136 * toplev.c (main): Always init_ggc.
8138 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
8140 * except.c (find_all_handler_type_matches): Free the list if
8141 we found no matches.
8143 * combine.c (SUBST): Break out to a real function do_SUBST.
8144 (SUBST_INT): Likewise.
8145 * gcse.c (free_pre_mem): Free `temp_bitmap'.
8146 (pre_insert): Free `inserted'.
8147 * loop.c (basic_induction_var): Always set `location'.
8149 * function.c (expand_function_end): Add initial_trampoline as a root.
8150 * rtl.h (init_varasm_once): Declare.
8151 * toplev.c (compile_file): Call it.
8152 * ggc-simple.c (ggc_mark_string_ptr): New.
8153 (ggc_add_string_root): New.
8154 (ggc_collect): Disable collection avoidance temporarily.
8155 * ggc.h (ggc_add_string_root): Declare.
8156 * except.c (create_rethrow_ref): Use ggc_alloc_string.
8157 * optabs.c (init_libfuncs): Likewise.
8158 * varasm.c (named_section): Use ggc_alloc_string.
8159 (make_function_rtl): Likewise.
8160 (make_decl_rtl): Likewise.
8161 (assemble_static_space): Likewise.
8162 (assemble_trampoline_template): Likewise.
8163 (output_constant_def): Likewise.
8164 (force_const_mem): Likewise.
8165 (mark_const_hash_entry): New.
8166 (mark_pool_sym_hash_table): New.
8167 (mark_varasm_state): Use it.
8168 (init_varasm_once): New.
8170 * expr.h (init_one_libfunc): Declare.
8171 * optabs.c (init_one_libfunc): New.
8172 (init_optabs): Use it.
8173 * config/gofast.h: Likewise.
8174 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
8175 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
8177 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8179 * Makefile.in (cppexp.o): Depend on cpphash.h.
8180 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
8182 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
8183 * cpplib.c (do_define): Generalise to handle poisoned definitions,
8184 redefining poisoned identifiers, etc.
8185 (do_undef): Don't allow poisoned identifiers to be undefined.
8186 (do_pragma): Add #pragma poison.
8187 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8189 * cccp.c: Add T_POISON node type.
8190 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
8192 (do_define): Generalise to handle poisoned definitions,
8193 redefining poisoned identifiers, etc.
8194 (do_undef): Don't allow poisoned identifiers to be undefined.
8195 (do_pragma): Add #pragma poison.
8196 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8198 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
8199 * c-pragma.h: Add ps_poison state. We now always have generic
8202 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
8204 * ggc.h (ggc_alloc): New function.
8205 (ggc_mark): Likewise.
8206 * ggc-simple.c (ggc_any): New structure.
8207 (ggc_status): Add anys.
8208 (n_anys_collected): New variable.
8209 (ggc_alloc): Define.
8210 (ggc_mark): Likewise.
8211 (ggc_collect): Collect the anys.
8213 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8215 * c-decl.c (mark_binding_level): Make static to match prototype.
8217 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
8219 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
8221 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
8223 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
8224 will use into account. Expand the max width to 5.
8227 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
8229 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
8232 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
8234 * alpha.md (call value patterns): Remove the result predicates.
8236 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
8238 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
8241 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8243 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
8244 changed from extern char *, to extern PTR. Also fix typo in
8245 NEED_DECLARATION_REALLOC test.
8247 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
8249 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8251 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
8252 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
8253 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
8254 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
8256 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
8258 * cccp.c (pcfinclude): Likewise.
8260 * global.c (allocno_compare): Likewise.
8262 * haifa-sched.c (rank_for_schedule): Likewise.
8264 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
8266 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
8268 * stupid.c (stupid_reg_compare): Likewise.
8270 * tree.c (_obstack_allocated_p): Likewise.
8272 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
8274 1999-09-08 Bruce Korb autogen@linuxbox.com
8276 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
8277 why "gperf -F" fails.
8278 * gcc/cp/Makefile.in: ditto
8279 * gcc/Makefile.in: ditto
8280 * gcc/java/Makefile.in: ditto
8282 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
8284 * lists.c: Include ggc.h.
8286 (init_EXPR_INSN_LIST_cache): Install it.
8288 * ggc-simple.c (init_ggc): Absorb the old init.
8289 (ggc_push_context): Use xcalloc.
8290 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
8291 (ggc_collect): Add [rvts] tags to the collection stats.
8293 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
8295 * cccp.c (main): Fix handling of -include and -imacros options.
8297 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
8299 * cpplib.c (cpp_push_buffer): Fix order of arguments.
8301 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8303 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
8306 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8308 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
8309 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
8310 and SET_DEST. Update comment.
8312 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8314 * config/c4x/c4x.c: Include ggc.h.
8315 (c4x_add_gc_roots): New function.
8316 (c4x_override_options): Call c4x_add_gc_roots.
8318 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
8320 * defaults.h (TARGET_ESC): Move ...
8321 * system.h: ... here, where Linas had it in the first place. Silly me.
8323 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
8325 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
8326 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
8327 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
8328 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
8329 * defaults.h (TARGET_ESC): Add default.
8331 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
8333 * configure.in: add i370-*-openedition, i370-*-mvs and
8334 i370-*-linux targets
8336 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
8338 * dsp16xxx.c: Include ggc.h
8339 (override_options): Mark GC roots.
8340 * mn10200.c: Include ggc.h.
8341 (asm_file_start): Mark GC roots.
8342 * tahoe.c: Include ggc.h.
8343 (extensible_operand): Mark GC roots.
8345 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
8347 * README: Add section discussing status of ELF ABI.
8348 * i370.c: Fix misc spelling mistakes.
8349 (i370_label_scan): Updated notes, exception handling.
8350 (i370_function_prolog): Simplify ELF stack handling.
8351 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
8352 (STACK_GROWS_DOWNWARD): ELF stack grows down.
8353 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
8354 * i370.md: (movdi): Add notes.
8355 (floatsidf2): Use stack not rtca for scratch float area.
8356 (iorsi3): Correct operand constraints.
8357 * x-oe: Restore TAROUTOPTS which are used by pax.
8359 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
8361 * rs6000.c: Include ggc.h.
8362 (rs6000_add_gc_roots): New function.
8363 (override_options): Call it.
8365 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
8367 * alpha.h (alpha_compare): New.
8368 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
8369 * alpha.c: Likewise for the definitions.
8370 (alpha_emit_conditional_branch): Update for alpha_compare.
8371 (alpha_emit_conditional_move): Likewise.
8372 * alpha.md (cmpdf, cmpdi): Likewise.
8373 (setcc patterns): Likewise. Zero alpha_compare after use.
8374 (sne): Optimize (x != 0) into (0U < x).
8376 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
8378 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
8379 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
8380 (INIT_EXPANDERS): Remove.
8381 * alpha.c: Include ggc.h.
8382 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
8383 (alpha_init_machine_status, alpha_mark_machine_status): New.
8384 (override_options): Install them.
8385 (struct machine_function): Moved to alpha.h.
8386 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
8387 (alpha_init_expanders): Remove.
8388 (alpha_return_addr): Adjust to use current_function->machine.
8389 (alpha_ra_ever_killed): Likewise.
8390 (alpha_expand_epilogue): Likewise.
8391 * alpha.md (eh_epilogue): Likewise.
8393 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
8394 Melissa O'Neill <oneill@cs.sfu.ca>
8395 Geoffrey Keating <geoffk@cygnus.com>
8397 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
8398 call-used registers (call-saved registers must still be contiguous
8399 and end with r31, of course).
8401 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
8403 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
8404 (self_promoting_type_p): Delete.
8405 (self_promoting_args_p): Move ...
8406 * c-common.c: ... here.
8407 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
8408 (simple_type_promotes_to): New.
8409 * builtins.c (lang_type_promotes_to): New.
8410 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
8411 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
8412 * c-common.h: ... here.
8413 (self_promoting_args_p, simple_type_promotes_to): Declare.
8414 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
8415 (grokdeclarator): Likewise.
8416 * tree.h (lang_type_promotes_to): Declare.
8418 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
8420 Add some machine-dependent GC roots.
8421 * sparc.c: Include ggc.h.
8422 (sparc_add_gc_roots): New function.
8423 (mark_ultrasparc_pipeline_state): Likewise.
8424 (override_options): Call sparc_add_gc_roots.
8425 * pa.c: Include ggc.h.
8426 (pa_add_gc_roots): New function.
8427 (mark_deferred_plabels): Likewise.
8428 (override_options): Call pa_add_gc_roots.
8429 * mips.c: Include ggc.h.
8430 (mips_add_gc_roots): New function.
8431 (override_options): Use it.
8433 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8435 * cpperror.c (cpp_file_line_for_message): Constify a char*.
8437 * cppexp.c (parse_number, parse_charconst, cpp_lex,
8438 cpp_parse_expr): Add static prototypes.
8439 (parse_charconst): Don't cast away const-ness.
8440 (token): Constify a char*.
8442 * cppfiles.c (file_name_list, include_hash, find_include_file,
8443 finclude, initialize_input_buffer): Constify a char*.
8444 (file_cleanup, find_position): Add static prototypes.
8446 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
8447 collect_expansion): Add static prototypes.
8448 (cpp_install, create_definition, monthnames): Constify a char*.
8450 * cpphash.h (cpp_install): Likewise.
8452 * cppinit.c (known_suffixes, default_include,
8453 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
8454 (base_name, dump_special_to_buffer, initialize_dependency_output):
8455 Add static prototypes.
8457 * cpplib.c (my_strerror): Constify a char*.
8458 (null_underflow, null_cleanup, skip_comment, copy_comment,
8459 copy_rest_of_line, handle_directive, pass_thru_directive,
8460 get_directive_token, read_line_number, cpp_print_file_and_line,
8461 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
8462 v_cpp_warning_with_line, detect_if_not_defined,
8463 consider_directive_while_skipping): Add static prototypes.
8464 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
8465 cpp_pedwarn_with_file_and_line): Constify a char*.
8467 * cpplib.h (cpp_options, include_hash, progname, definition,
8468 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
8469 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
8470 find_include_file, deps_output, include_hash): Constify a char*.
8472 * cppmain.c (progname): Constify.
8473 (main): Add prototype. Use return, not exit.
8475 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
8476 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
8477 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
8478 check_protection): Add static prototype.
8480 (progname, recognized_macrom, recognized_extern): Constify a char*.
8481 (main): Add prototype.
8483 * gen-protos.c (progname): Constify a char*.
8485 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
8487 * emit-rtl.c (free_emit_status): Take decl as a parameter.
8488 (init_emit_once): Add more GC roots.
8489 * except.c (mark_func_eh_entry): New function.
8490 (mark_eh_node): Mark false_label and rethrow_label.
8491 (init_eh): Add more GC roots.
8492 * function.c (free_after_compilation): Take decl as a paramter.
8493 Call free_stmt_status.
8494 (mark_function_state): Don't assume x_parm_reg_stack_loc is
8496 * function.h (free_after_compilation): Change prototype.
8497 (free_varasm_status): Likewise.
8498 (free_emit_status): Likewise.
8499 (free_stmt_status): New function.
8500 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
8501 Remove, replacing with ...
8502 (ggc_status): New structure.
8503 (ggc_chain): New variable.
8505 (ggc_push_context): New function.
8506 (ggc_pop_context): Likewise.
8507 (ggc_alloc_rtx): Adjust for use of ggc_chain.
8508 (ggc_alloc_rtvec): Likewise.
8509 (ggc_alloc_tree): Likewise.
8510 (ggc_alloc_string): Likewise.
8511 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
8512 (ggc_mark_tree): Give language-dependent code a chance to mark
8514 (ggc_mark_tree_varray): Handle empty arrays.
8515 (ggc_collect): Adjust for use of ggc_chain. Clear
8516 bytes_alloced_since_last_gc.
8517 * ggc.h (ggc_pop_context): New function.
8518 (ggc_push_context): Likewise.
8519 * print-tree.c (print_node): Don't print obstacks when GC'ing.
8520 * stmt.c (free_stmt_status): New function.
8521 (init_stmt_for_function): Clear last_expr_value.
8522 * toplev.c (rest_of_compilation): Always call free_after_compilation.
8523 Conditionalize call to ggc_collect.
8524 (main): Call init_ggc.
8525 * tree.c (push_obstacks): Do the push, even when GC'ing.
8526 (push_obstacks_nochange): Likewise.
8527 (pop_obstacks): Liekwise.
8528 * varasm.c (free_varasm_status): Take decl as a parameter.
8530 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
8532 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
8533 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
8534 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
8535 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
8537 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
8539 * pa/x-pa-mpeix: New file for the MPE port.
8541 * pa/quadlib.asm: New file for long double support.
8543 * configure.in: Add hppa1.0-*-mpeix for MPE port.
8544 * configure: Rebuilt.
8546 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
8548 * final.c (shorten_branches): Fix last change.
8550 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
8552 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
8554 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
8556 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
8559 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8561 * c-aux-info.c (concat): Don't define.
8563 * cccp.c (my_strerror): Likewise. All callers changed to use
8565 (do_include): Call xstrdup, not xmalloc/strcpy.
8566 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
8567 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
8569 * collect2.c (my_strsignal): Likewise. All callers changed to use
8571 (locatelib): Call xstrdup, not xmalloc/strcpy.
8573 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
8575 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
8577 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
8579 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
8581 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
8583 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
8585 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
8587 (find_all_handler_type_matches): Likewise. Don't check return
8589 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
8590 xmalloc, not malloc.
8591 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
8593 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
8594 (init_spec): Call xcalloc, not xmalloc/bzero.
8595 (set_spec): Call xstrdup, not save_string.
8596 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
8597 (find_a_file): Call xstrdup, not xmalloc/strcpy.
8598 (process_command): Call xstrdup, not save_string.
8599 (main): Call xcalloc, not xmalloc/bzero.
8601 * gcov.c (xmalloc): Don't define.
8602 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
8603 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
8604 (output_data): Call xcalloc, not xmalloc/bzero.
8606 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
8608 * mips-tdump.c (xmalloc): Don't define.
8609 (print_symbol): Call xmalloc, not malloc.
8610 (read_tfile): Call xcalloc, not calloc.
8612 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
8613 Don't define. All callers of xfree/my_strsignal changed to use
8614 free/strsignal instead.
8615 (allocate_cluster): Call xcalloc, not calloc.
8617 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
8618 Fix memory leak, free allocated memory.
8620 * prefix.c (translate_name): Call xstrdup, not save_string.
8621 (update_path): Likewise.
8623 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
8625 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
8626 Don't define. Callers of xfree/savestring2 changed to use
8627 free/concat instead.
8629 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
8630 (init_elim_table): Likewise.
8632 * resource.c (init_resource_info): Likewise.
8634 * stupid.c (stupid_life_analysis): Likewise.
8636 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
8637 (open_dump_file): Call concat, not xmalloc/strcpy/...
8638 (clean_dump_file): Likewise.
8639 (compile_file): Call xstrdup, not xmalloc/strcpy.
8641 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
8643 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
8644 * v850.c (v850_va_arg): New.
8646 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8648 * haifa-sched.c: Tidy comments.
8650 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8652 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
8653 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
8654 $(out_object_file)): Depend on ggc.h.
8655 * c-common.c: Include "ggc.h".
8656 (combine_strings): If doing GC, use ggc_alloc_string.
8657 * c-decl.c: Include "ggc.h".
8658 (ggc_p): Define with value 0.
8659 (mark_binding_level): New function.
8660 (init_decl_processing): Add GC roots.
8661 (mark_c_function_context): New function.
8662 (lang_mark_false_label_stack): New function.
8663 (lang_mark_tree): New function.
8664 (lang_cleanup_tree): New function.
8665 * c-lang.c: Include "ggc.h".
8666 (lang_init): Call c_parse_init.
8667 * c-lex.c: Include "ggc.h".
8668 (check_linenum): If doing GC, don't copy filenames to permanent
8670 * c-parse.in: Include "ggc.h".
8671 (c_parse_init): New function.
8672 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
8673 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
8675 * except.c (mark_eh_state): Mark more state.
8676 * function.c (mark_function_state): Likewise.
8677 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
8678 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
8679 * toplev.c (mark_file_stack): New function.
8680 (compile_file): If doing GC, use ggc_alloc_string on input filename.
8681 (main): Add root for input_file_stack.
8683 * i386.c: Include "ggc.h".
8684 (ix86_mark_machine_status): New function.
8685 (override_options): Set mark_machine_status.
8687 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8689 * tree.c (copy_node): Copy node contents also if doing GC.
8691 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8693 * collect2.c (scan_libraries): Fix double-thinko :-).
8695 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
8697 * collect2.c (scan_libraries): Fix thinko.
8699 * cse.c (delete_trivially_dead_insns): Do not skip the last
8700 insn if it is a real insn.
8702 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
8704 * Makefile.in (ggc-simple.o): Depend on hash.h.
8705 * ggc.h (ggc_add_tree_hash_table_root): Declare.
8706 (ggc_mark_tree_varray): Likewise.
8707 (ggc_mark_tree_hash_table): Likewise.
8708 * ggc-simple.c: Include hash.h.
8709 (ggc_mark_tree_hash_table_ptr): New function.
8710 (ggc_mark_tree_hash_table_entry): Likewise.
8711 (ggc_mark_tree_hash_table): Likewise.
8712 (ggc_add_tree_hash_table_root): Likewise.
8713 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
8714 rtx, when defining fields.
8716 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
8718 * profile.c (output_func_start_profiler): Remove apparently
8719 nonsensical call to start_sequence.
8721 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
8723 * clipper/clipper.c (clipper_va_start): Fix typos.
8725 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
8726 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
8727 (spur_va_arg): New stub.
8729 * configure.in: Comment out pyramid.
8731 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
8733 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
8734 don't conflict with the bits that win32, cygwin, and dgux
8737 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
8738 Bernd Schmidt <bernds@cygnus.co.uk>
8740 * integrate.c (function_cannot_inline_p): Do not inline
8741 functions with forced labels.
8743 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
8744 Bernd Schmidt <bernds@cygnus.co.uk>
8745 Mark Mitchell <mark@codesourcery.com>
8747 * Makefile.in (ggc-simple.o): Depend on varray.h.
8748 (rtl.o): Depend on ggc.h.
8749 (genattrtab.o): Depend on ggc.h.
8750 (print-tree.o): Likewise.
8751 (fold-const.o): Likewise.
8752 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
8753 (make_insn_raw): Don't cache insns when GC'ing.
8754 (emit_insn_before): Likewise.
8755 (emit_insn_after): Likewise.
8756 (emit_insn): Likewise.
8757 (start_sequence): Use xmalloc to allocate the sequence_stack.
8758 (end_sequence): Add free to free it.
8759 (gen_sequence): Don't cache insns when GC'ing.
8760 (clear_emit_caches): Don't use sequence_element_free_list.
8761 (init_emit): Use xcalloc, not xmalloc+bzero.
8762 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
8763 * function.c (pop_function_context_from): Use free to free the
8764 fixup_var_refs_queue.
8765 (put_reg_into_stack): Allocate it with xmalloc.
8766 * genattrtab.c: Include ggc.h.
8767 (operate_exp): Don't use obstack_free when GC'ing.
8768 (simplify_cond): Likewise.
8769 (simplify_text_exp): Likewise.
8770 (optimize_attrs): Likewise.
8771 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
8773 (gencode): Generate a #include for ggc.h.
8774 * ggc-callbacks.c (ggc_p): Define it to zero.
8775 * ggc-none.c (ggc_p): Likewise.
8776 * ggc-simple.c: Include varray.h.
8777 (ggc_mark_tree_varray): New function.
8778 (ggc_add_tree_varray_root): Likewise.
8779 (ggc_mark_tree_varray_ptr): Likewise.
8780 * ggc.h (ggc_p): Declare.
8781 (varray_head_tag): Likewise.
8782 (ggc_add_tree_varray_root): Declare.
8783 * print-tree.c (print_node): Don't check for TREE_PERMANENT
8784 inconsistencies when GC'ing.
8785 * rtl.c: Include ggc.h.
8786 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
8787 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
8788 (rtx_free): Don't call obstack_free when GC'ing.
8789 * toplev.c (rest_of_compilation): Call ggc_collect after every
8791 * tree.c (push_obstacks): Do nothing, if GC'ing.
8792 (pop_obstacks_nochange): Likewise.
8793 (pop_obstacks): Likewise.
8794 (make_node): Use ggc_alloc_tree when GC'ing.
8795 (copy_node): Likewise.
8796 (get_identifier): Use ggc_alloc_string when GC'ing.
8797 (build_string): Likewise.
8798 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
8799 (tree_cons): Likewise.
8801 (type_hash_canon): Don't call obstack_free when GC'ing.
8803 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
8805 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
8806 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
8808 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
8809 Bernd Schmidt <bernds@cygnus.co.uk>
8810 Mark Mitchell <mark@codesourcery.com>
8812 * Makefile.in (stor-layout.o): Depend on ggc.h.
8813 (expr.o): Depend on ggc.h.
8814 (profile.o): Depend on ggc.h.
8815 (stor-layout.o): Depend on ggc.h.
8816 * emit-rtl.c (init_emit_once): Add gc roots.
8817 * expr.c: Include ggc.h.
8818 (emit_block_move): Add gc roots.
8819 (clear_storage): Likewise.
8820 * expr.h (init_stor_layout_once): New function.
8821 * profile.c: Include ggc.h.
8822 (init_arc_profiler): profiler_label is a root.
8823 * scan.c (make_sstring_space): Trust xrealloc to function
8824 correctly with first parameter NULL.
8825 * stor-layout.c: Include ggc.h.
8826 (set_sizetype): Add gc root.
8827 (init_stor_layout_once): New function.
8828 * toplev.c (compile_file): Call it.
8830 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
8831 Bernd Schmidt <bernds@cygnus.co.uk>
8832 Mark Mitchell <mark@codesourcery.com>
8834 * Makefile.in (tree.o): Depend on ggc.h.
8835 (varasm.o): Likewise.
8836 (function.o): Likewise.
8838 (except.o): Likewise.
8839 (optabs.o): Likewise.
8840 (emit-rtl.o): Likewise.
8841 * emit-rtl.c: Include ggc.h.
8842 (sequence_element_free_list): Remove, and all references.
8843 (mark_sequence): New functions.
8844 (mark_emit_state): New function.
8845 * except.c: Include ggc.h.
8846 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
8847 (mark_tree_label_node): New functions.
8848 (mark_eh_state): New function.
8849 * function.c: Include ggc.h.
8850 (mark_temp_slot, mark_function_chain): New functions.
8851 (mark_function_state): New function.
8852 (init_function_once): New function.
8853 * function.h (init_function_once): New function.
8854 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
8855 * ggc.h (label_node): Declare.
8856 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
8857 (lang_mark_false_label_stack): New function.
8858 (mark_temp_slot): Remove declaration.
8859 (mark_function_chain): Likewise.
8860 (mark_eh_state): Adjust prototype.
8861 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
8863 * optabs.c: Include ggc.h.
8864 (mark_optab): New function.
8865 (init_optabs): Add gc roots.
8866 * stmt.c: Include ggc.h.
8867 (mark_cond_nesting, mark_loop_nesting): New functions.
8868 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
8869 (mark_stmt_state): New function.
8870 * toplev.c (compile_file): Call init_function_once.
8871 * tree.c: Include ggc.h.
8872 (type_hash): Move declaration earlier in file.
8873 (TYPE_HASH_SIZE, type_hash_table): Likewise.
8874 (init_obstacks): Add gc roots.
8875 (mark_type_hash): New function.
8876 * varasm.c: Include ggc.h.
8877 (mark_pool_constant): New function.
8878 (mark_varasm_state): New function.
8880 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8882 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
8884 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8886 * c-decl.c (struct language_function): Renamed from struct c_function.
8888 (c_function_chain): Delete.
8889 (push_c_function_context): New arg F. Don't warn about nested
8890 functions here. Fill LANGUAGE elt of F. Delete code to update
8891 c_function_chain. Don't call push_function_context.
8892 (pop_c_function_context): New arg F. Restore from there instead of
8893 from c_function_chain. Don't call pop_function_context. Clear out
8894 LANGUAGE field of F when done.
8895 * c-lang.c: Include "function.h"
8896 (lang_init): Initialize save_lang_status and restore_lang_status.
8897 * c-parse.in (nested_function, nested_function_notype): Warn about
8898 nested functions. Call push_function_context/pop_function_context
8899 instead of the _c_ variants.
8900 * c-tree.h (push_c_function_context, pop_c_function_context): Update
8902 * Makefile.in (c-lang.o): Update dependencies.
8904 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
8905 regno_pointer_flag, regno_pointer_align.
8906 (gen_reg_rtx): Use xrealloc to enlarge them.
8907 (free_emit_status): New function.
8908 * function.c (mark_machine_status, mark_lang_status): New variables.
8909 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
8910 in some bits from assign_stack_local. All callers changed to use new
8912 (assign_stack_local): Just call assign_stack_local_1.
8913 (free_after_compilation): New function.
8914 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
8915 (trampoline_address): Likewise.
8916 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
8917 (prepare_function_start): Explicitly clear some more variables.
8918 * function.h (struct function): New elt can_garbage_collect.
8919 (mark_machine_status, mark_lang_status): Declare variables.
8920 (free_after_compilation, free_emit_status, free_varasm_status,
8921 init_varasm_status): Declare functions.
8922 * toplev.c (rest_of_compilation): Call free_after_compilation when
8923 done with the current function.
8924 * varasm.c (free_varasm_status): New function.
8926 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
8928 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
8929 (EXPAND_BUILTIN_VA_ARG): Define.
8930 * sparc.c (sparc_va_start): New.
8931 (sparc_va_arg): New.
8933 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8935 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
8937 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8939 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
8941 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
8943 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
8945 (ggc-callbacks.o): New target.
8946 * ggc-callbacks.c: New file.
8948 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8950 * expr.h: Collapse individual optab and libfunc vars to arrays.
8951 (optab_index, libfunc_index): New enumerations.
8952 (optab_table, libfunc_table): New arrays.
8953 Add accessor macros for both.
8955 * optabs.c (optab_table, libfunc_table): New.
8956 Delete declarations for individual optab and libfunc vars.
8958 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
8960 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
8962 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
8964 * Makefile.in (GGC, GGC_LIB): New.
8965 (HOST_RTL): Include ggc-none.o.
8966 (ggc-simple.o): New target.
8967 (ggc-none.o): Likewise.
8968 * tree.h (tree_common): Add gc_mark.
8969 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
8970 (struct rtvec_def): Add gc_mark.
8971 * emit-rtl.c (global_rtl): Update static initializers to contain
8972 enough initializers.
8973 * ggc.h, ggc-none.c, ggc-simple.c: New files.
8974 * toplev.c (gc_time): New variable.
8975 (all_time): New variable.
8976 (compile_file): Print gc time.
8977 (print_time): Calculate percentage of the whole.
8979 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8981 Change obstack memory management and varasm constant pool handling so
8982 that nested functions are treated like any other functions.
8983 * function.c (init_machine_status): New variable.
8984 (push_function_context_to): Set contains_functions for the outer
8985 function. Don't call save_varasm_status.
8986 (pop_function_context_from): Don't call restore_varasm_status. Don't
8987 set current_function_contains_functions.
8988 (prepare_function_start): Call init_varasm_status rather than
8989 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
8991 * function.h (struct function) Add field varasm. Delete fields
8992 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
8993 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
8994 (init_machine_status): Declare.
8995 (save_varasm_status, restore_varasm_status): Delete declarations.
8996 (save_tree_status, restore_tree_status): Delete last argument.
8997 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
8998 code. All callers changed.
8999 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
9000 save_constants_in_decl_trees, restore_constants, save_constants,
9001 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
9003 (inlining): New variable.
9004 (reg_map, label_map, insn_map, orig_asm_operands_vector,
9005 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
9007 (save_for_inline_nocopy): Don't save constants.
9008 Don't set inl_emit field in current_function.
9009 (expand_inline_function): Use emit field, not inl_emit, of the inlined
9010 function. Set new variable inlining before
9011 calling copy_rtx_and_substitute.
9012 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
9013 constant pool references if inlining is nonzero.
9014 Delete ADDRESS and (most of the) CONST cases.
9015 (output_inline_function): Save and restore current_function/
9016 current_function_decl. Delete restore_constants code. Don't call
9017 init_const_rtx_hash_table.
9018 * output.h (init_const_rtx_hash_table): Don't declare.
9019 * rtl.h (struct function): Declare.
9020 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
9021 * toplev.c (rest_of_compilation): Don't treat nested functions or
9022 functions containing them specially. Delete all code to deal with
9023 save_for_inline_copying.
9024 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
9025 inline_obstacks): Delete variables.
9026 (save_tree_status): Lose arg CONTEXT. All callers changed.
9027 Simply allocate a new function_maybepermanent_obstack for the new
9028 function, delete all the special cases.
9029 Don't save inline_obstacks.
9030 (restore_tree_status): Lose arg CONTEXT. All callers changed.
9031 Delete special handling for function_maybepermanent_obstack; simply
9033 Don't restore inline_obstacks.
9034 (permanent_allocation): Delete code that frees inline_obstacks.
9035 (print_inline_obstack_statistics): Delete function.
9036 (dump_tree_statistics): Don't call it.
9037 * varasm.c (struct varasm_status): New.
9038 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
9039 last_pool, pool_offset, const_double_chain): Delete global
9040 variables, replace with accessor macros.
9041 (immed_double_const): Don't walk const_double_chain outside a
9042 function, but don't treat nested functions specially anymore.
9043 (immed_real_const_1): Likewise.
9044 (clear_const_double_mem): Don't treat nested functions specially.
9045 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
9046 (save_varasm_status, restore_varasm_status): Delete functions.
9047 (init_varasm_status): New function.
9048 (force_const_mem): Don't treat nested functions specially.
9049 (find_pool_constant): Accept new arg F, search for constants in
9050 that function's pool rather than the current one. All callers
9052 (get_pool_constant_for_function, get_pool_mode_for_function): New
9055 * i386.c (init_386_machine_status): New function, mostly from
9056 clear_386_stack_locals.
9057 (struct machine_functions): Rename element names to avoid name
9059 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
9060 macros, replacing global variables.
9061 (clear_386_stack_locals, save_386_machine_status,
9062 restore_386_machine_status): Delete functions.
9063 (override_options): Initialize init_machine_status.
9064 * i386.h (INIT_EXPANDERS): Delete macro.
9065 (save_386_machine_status, restore_386_machine_status,
9066 clear_386_stack_locals): Delete declarations.
9068 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9070 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
9071 (doloop_begin): Simplify pattern and use emit_jump_insn.
9072 (doloop_end): Simplify pattern, switch operand order,
9073 and use emit_jump_insn.
9075 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9077 * function.h (struct function): Add new element LANGUAGE.
9078 (save_lang_status): Declare new variable.
9079 (restore_lang_status): Likewise.
9080 * function.c (save_lang_status): Define.
9081 (restore_lang_status): Likewise.
9082 (push_function_context_to): Call language-specific save function.
9083 (pop_function_context_from): Call language-specific restore function.
9085 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9087 * i386.md (movsf_1): Check REG_P before use of REGNO.
9088 (movdf_1): Likewise.
9089 (movxf_1): Likewise.
9090 (extendsfdf2): Likewise.
9091 (extendsfxf2): Likewise.
9092 (extenddfxf2): Likewise.
9094 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9096 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
9097 constants into memory.
9098 (c4x_shiftable_constant): New function.
9099 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
9100 (c4x_shiftable_constant): Declare.
9101 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
9102 ashlqi3_noclobber): Add new patterns and associated splitters.
9104 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
9106 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
9107 * dwarf2out.c (dwarf2out_frame_init): Likewise.
9108 * final.c (shorten_branches): Likewise.
9109 * global.c (global_alloc): Likewise.
9110 * haifa-sched.c (build_control_flow): Likewise.
9111 * stmt.c (check_for_full_enumeration_handling): Likewise.
9112 (estimate_case_costs): Likewise.
9114 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
9116 * rtl.h (RTL_CHECKC2): Fix typo in last change.
9118 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
9120 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
9121 (recompute_reg_usage): Likewise.
9122 * rtlanal.c (find_regno_fusage): Likewise.
9124 * rtl.c (rtl_check_failed_code1): New function.
9125 (rtl_check_failed_code2): New.
9126 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
9127 (RTL_CHECKC1, RTL_CHECKC2): New.
9128 (XC*): New accessor macros.
9129 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
9130 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
9131 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
9132 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
9133 (TRAP_*, RANGE_INFO_*): Likewise.
9135 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9137 * Makefile.in (tlink.o): Don't depend on toplev.h.
9139 * collect2.c (c_file, o_file, export_file, import_file, ldout,
9140 output_file, nm_file_name, ldd_file_name, strip_file_name,
9141 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
9142 add_prefix, prefix_from_env, prefix_from_string, do_wait,
9143 fork_execute, maybe_unlink, add_to_list,
9144 extract_init_priority, write_list, dump_list,
9145 dump_prefix_list, write_list_with_asm, write_c_file,
9146 write_c_file_stat, write_c_file_glob, scan_prog_file,
9147 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
9148 ignore_library, extract_string, notice, dump_file, target_machine,
9149 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
9150 read_file, print_load_command): Constify a char*.
9151 (fdopen, error, fatal, fatal_perror): Don't prototype.
9152 (my_strerror): Remove. All callers use xstrerror instead.
9153 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
9154 (main): Add prototype. Constify lots of char* ptrs. Change calls
9155 to xcalloc/strcpy/strcat/... to one call to concat.
9156 (main, scan_prog_file, scan_libraries): Use an intermediate
9157 `const char **' to build an argv array.
9158 (mapfile, libselect, libcompare, locatelib): Add prototypes.
9160 * collect2.h (collect_execute, collect_wait, dump_file,
9161 file_exists): Constify a char*.
9162 (ldout, c_file_name, temporary_obstack, permanent_obstack,
9163 temporary_firstobj, vflag, debug): Add extern declarations.
9164 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
9166 * tlink.c: Don't include toplev.h.
9167 (vflag, debug, ldout, c_file_name, temporary_obstack,
9168 permanent_obstack, temporary_firstobj): Don't declare.
9169 (tlink_execute, frob_extension, symbol_hash_lookup,
9170 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
9171 recompile_files, read_repo_files, demangle_new_symbols,
9172 scan_linker_output): Constify a char*.
9173 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
9174 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
9176 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
9178 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
9179 (relative) rather than jsr (absolute) subroutine call insns.
9180 * config/m68k/m68k-coff.h: Ditto.
9182 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
9184 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
9185 now rework these too.
9186 (arm_reorg): If an insn can't reach the end of the current pool,
9187 ensure that we emit that pool before the insn.
9189 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
9191 * tlink.c (scan_linker_output): Skip the initial underscore in
9192 a mangled name if appropriate.
9194 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9196 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9197 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
9198 error_with_ivar, gen_declarator, create_builtin_decl,
9199 my_build_string, generate_descriptor_table, generate_ivars_list,
9200 generate_dispatch_table, check_protocols, TAG_GETCLASS,
9201 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
9202 dump_base_name, lang_decode_option, build_encode_expr,
9203 start_class, finish_class, encode_pointer, really_start_method,
9204 gen_declaration, dump_interface, handle_class_ref, handle_impent):
9206 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
9207 Add static prototypes.
9208 (build_objc_string_decl, build_selector_reference_decl,
9209 encode_bitfield, build_class_reference_decl): Remove unused
9210 parameter, all callers changed.
9211 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
9212 (objc_printable_name): Likewise. Change second parameter to type int.
9213 (init_objc): Use memcpy, not bcopy, to avoid casts.
9215 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
9217 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
9218 reg notes on a deleted insn.
9219 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
9221 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
9223 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
9225 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9227 * stmt.c (expand_asm_operands): Fix index into inout_mode when
9230 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
9232 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
9233 * tm.texi (MD_ASM_CLOBBERS): Document it.
9235 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
9237 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
9238 * except.c (expand_rethrow): Remove unused variable.
9239 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
9240 * flow.c (replace_insns): Likewise.
9241 (create_edge_list, verify_edge_list): Likewise.
9242 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
9244 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
9245 is special code to run.
9246 (main): Don't define operands to emit_operand.
9247 * genrecog.c (main): Don't emit an empty peephole2_insn function.
9249 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
9251 * alpha/alpha.h (normal_memory_operand): Declare.
9252 (reg_no_subreg_operand): Declare.
9253 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
9255 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
9257 * c-parse.in (compstmt_primary_start): New, broken out of first
9258 part of compstmt handling in primary.
9259 (primary): Use it. Add an error clause.
9260 (compstmt_nostart): Renamed from compstmt; remove all
9261 initial invocations of compstmt_start.
9264 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
9266 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
9269 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
9271 * combine.c (simplify_shift_const): Remove extra semicolon.
9272 * dwarf2out.c (remove_AT): Likewise.
9273 * expmed.c (expand_mult): Likewise.
9274 * gcov.c (create_program_flow_graph): Likewise.
9275 * reorg.c (mostly_true_jump): Likewise.
9277 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
9279 * fold-const.c (fold_range_test): Do not try to fold the range
9280 test if the rhs or lhs has side effects.
9282 * combine.c (simplify_rtx): Recognize another case of a synthesized
9285 * varasm.c (mark_constant_pool): When marking indirect references,
9286 only look at SYMBOL_REFs.
9288 * except.c (expand_fixup_region_end): Do not peek at
9289 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
9291 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
9293 * flags.h: New variables align_loops, align_loops_log,
9294 align_jumps, align_jumps_log, align_labels, align_labels_log,
9295 align_functions, align_functions_log.
9296 * toplev.c: Define them.
9297 (f_options): Handle -falign-* when they have no argument.
9298 (main): Add logic to set variables for -falign-functions,
9299 -falign-jumps, -falign-labels, -falign-loops.
9300 Make it -fsched-verbose=<n> and -finline-limit=<n>.
9301 (display_help): Change help to match options.
9302 * final.c (LABEL_ALIGN): Default to align_labels_log.
9303 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
9304 (LOOP_ALIGN): Default to align_loops_log.
9305 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
9306 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
9307 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
9308 * varasm.c (assemble_start_function): Handle align_functions.
9310 * config/sparc/sparc.h: Don't declare sparc_align_*.
9311 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
9312 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
9314 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
9316 * config/sparc/sparc.c: Delete sparc_align_loops,
9317 sparc_align_jumps, sparc_align_funcs and the corresponding string
9319 (sparc_override_options): Default align_functions on ultrasparc.
9320 Delete -malign-* handling.
9322 * config/mips/mips.c (override_options): On 64-bit targets,
9323 try to align code to 64-bit boundaries.
9324 (print_operand): New substitution, %~,
9325 which aligns labels to align_labels_log.
9326 * config/mips/mips.md (div_trap_normal): Use %~.
9327 (div_trap_mips16): Likewise.
9332 (ashldi3_internal): Likewise.
9333 (ashrdi3_internal): Likewise.
9334 (lshrdi3_internal): Likewise.
9335 (casesi_internal): Likewise.
9337 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
9339 Merge new ia32 backend from the branch!
9341 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
9342 See ChangeLog.P2 on new_ia32_branch for details.
9344 * rtl.h (stack_regs_mentioned_p): Delete prototype.
9345 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
9346 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9347 * i386/gas.h (ASM_FILE_START): Define.
9348 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
9349 for name change of ix86_valid_decl_attribute_p.
9350 (i386_pe_valid_type_attribute_p): Similarly.
9352 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
9354 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
9355 to step through CC modes.
9357 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9359 * regmove.c (fixup_match_1): Don't move INSN in front of P if
9360 it would end up in the shadow of a live flags regsiter.
9362 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9364 * reload1.c: Fix many indentation problems.
9365 * reload.c: Likewise.
9367 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
9369 * alias.c (non_local_reference_p): Constify fmt.
9371 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
9373 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
9375 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
9377 * cse.c (delete_trivially_dead_insns): Do not delete stores to
9378 the internal_arg_pointer.
9380 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
9382 Merge peephole2 from new_ia32_branch:
9383 * Makefile.in (STAGESTUFF): Add *.peephole2.
9384 (mostlyclean): Likewise.
9385 (recog.o): Depend on resource.h.
9387 * final.c (peephole): Conditionalize decl on HAVE_peephole.
9388 (final_scan_insn): Likewise for the invocation of peephole.
9389 * genconfig.c (main): Look for peephole and peephole2 patterns.
9390 Emit HAVE_peephole* accordingly.
9391 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
9392 * flags.h (flag_peephole2): Declare.
9393 * toplev.c: New pass peephole2. New flag -fpeephole2.
9395 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
9396 * gencodes.c (main): Likewise.
9397 * genextract.c (main): Likewise.
9398 * genoutput.c (main): Likewise.
9399 * genemit.c (max_operand_1): Look for the max scratch operand.
9400 (gen_rtx_scratch): New.
9401 (gen_exp): Use it, and pass on new arg subroutine_type.
9402 (gen_expand): Take max scratch into account.
9403 (gen_split): Emit peephole2 functions.
9404 (output_peephole2_scratch): New.
9405 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
9406 * genrecog.c (routine_type): Add PEEPHOLE2.
9408 (make_insn_sequence): Match outer parallel for peep2. Discard
9409 top level scratches and dups.
9410 (add_to_sequence): New args insn_type and top. Update all callers.
9411 Handle toplevel peep2 matching insns.
9412 (write_subroutine): Handle peep2.
9413 (write_tree_1): Likewise.
9414 (write_tree): Likewise.
9416 (change_state): New arg afterward. Update all callers.
9417 Handle matching separate insns.
9418 * recog.c (recog_next_insn): New.
9419 (peephole2_optimize): New.
9420 * rtl.def (DEFINE_PEEPHOLE2): New.
9421 * resource.c (find_free_register): New argument last_insn. Use it
9422 to find a register available through the entire span.
9423 * resource.h (find_free_register): Update prototype.
9425 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
9427 * i386.c (output_strlen_unroll): Don't write xops[7]
9428 label if it wasn't set.
9430 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
9432 * cpplib.c (struct directive): Const-ify name pointer and
9433 function pointer prototype.
9434 (validate_else, do_define, do_line, do_include, do_undef,
9435 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
9436 do_elif, do_endif, do_sccs, do_assert, do_unassert,
9437 do_warning): Const-ify second arg.
9438 (directive_table): Mark const. Reorder entries by frequency
9439 of usage, record statistics.
9441 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
9443 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
9444 bounds- check RTL accesses if --enable-checking.
9445 (RTVEC_ELT): Bounds check if --enable-checking.
9446 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
9447 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
9448 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
9450 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
9451 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
9453 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
9454 (NOTE_SOURCE_FILE): Use X0STR.
9455 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
9456 MEM_ALIAS_SET): Use X0INT.
9457 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
9458 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
9460 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
9461 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
9462 (rtl_check_failed_bounds, rtl_check_failed_type1,
9463 rtl_check_failed_type2, rtvec_check_failed_bounds): New
9465 (fancy_abort): Fix comment.
9467 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
9468 (cse_insn): Decrement LABEL_NUSES for jump target before
9470 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
9471 * final.c (alter_subreg): Compute regno before changing x to
9472 REG; set REGNO(x) after changing it.
9473 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
9474 notes containing CONST_INTs.
9475 (delete_eh_regions): Use NOTE_EH_HANDLER.
9476 * function.c (put_reg_into_stack): Make reg a MEM before
9478 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
9480 (gen_mem_addressof): Make reg a MEM before initializing it.
9481 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
9483 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
9484 deleting an insn, not after.
9485 (block_alloc): Only look at PATTERN(insn) if we have to, and
9486 only if it's format class 'i'.
9487 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
9488 CONST_INT before using its INTVAL.
9489 * print-rtl.c (print_rtx): Use X0STR.
9490 * regmove.c (fixup_match_1): Don't look at PATTERN of
9491 non-class-'i' insn chain elements.
9492 * reload.c (loc_mentioned_in_p): Take address of
9493 in->fld[1].rtx directly.
9494 * reload1.c (reload): Change reg to a MEM before initializing
9496 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
9498 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
9500 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
9502 * config/mips/mips.c (machine_dependent_reorg): Force a
9503 barrier to output the local constant pool if a barrier hasn't
9504 been found at a natural point in the instruction stream.
9506 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9508 * c-parse.in (language_string): Constify.
9510 * dwarf2out.c (language_string): Remove declaration.
9512 * dwarfout.c (language_string): Likewise.
9514 * toplev.c (language_string, init_parse, finish_parse): Likewise.
9516 * tree.h (language_string, init_parse, finish_parse): Declare.
9518 * i386/sun386.h (language_string): Remove declaration.
9520 * mips.h (language_string): Likewise.
9522 * nextstep.h (language_string): Likewise.
9524 * nextstep21.h (language_string): Likewise.
9526 * rs6000.c (language_string): Likewise.
9528 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9530 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
9531 (getpwd.o): Remove target.
9533 * getpwd.c: Delete file. Its in libiberty now.
9535 * dbxout.c (getpwd): Don't prototype.
9536 * dwarf2out.c (getpwd): Likewise
9537 * dwarfout.c (getpwd): Likewise
9538 * final.c (getpwd): Likewise.
9539 * protoize.c (getpwd): Likewise.
9541 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9543 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
9545 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
9547 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
9550 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
9552 * fixinc/Makefile.in (subdir): New.
9553 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
9556 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
9558 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
9559 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
9562 * invoke.texi: Fix typo.
9564 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
9565 changed. Handle autoincrement addressing modes.
9567 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
9568 just like we would the virtual incoming args register when
9571 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
9573 * rs6000.h (ASM_FILE_START): Specify complete filename, including
9574 path, in .file directive.
9576 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
9578 * gcc.texi (External Bugs): Remove obsolete note about Perl on
9581 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
9583 * stdbool.h: Make the typedef name _Bool, with bool a #defined
9586 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9588 * tree.c (tree_code_name): Constify a char*.
9590 * tree.h (tree_code_name, decl_printable_name): Likewise.
9592 * function.h (struct function): Likewise.
9594 * toplev.c (decl_name, decl_printable_name): Likewise.
9596 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
9598 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
9599 (init_objc): Remove function pointer cast.
9601 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
9603 * pa.md (interspace_jump): New pattern.
9604 (builtin_longjmp): New expander.
9606 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
9608 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
9609 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
9610 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
9612 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
9614 * jump.c (delete_prior_computation): Also check calls
9615 to constant functions. Don't bother checking for a
9616 REG_UNUSED note before adding it.
9617 (delete_computation): Handle multi-word hard registers
9618 when synthesizing missing REG_DEAD notes for a register
9619 which is both set and used by an insn.
9621 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9623 * loop.c (this_loop_info): New variable.
9624 (loop_has_call, loop_has_volatile, loop_has_tablejump,
9625 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
9627 (prescan_loop, strength_reduce): New argument loop_info. All callers
9629 (scan_loop): New variable loop_info, initialise to address of
9631 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
9632 Delete variable loop_has_multiple_exit targets and replace with
9633 field in this_loop_info.
9634 (find_and_verify_loops): Rename this_loop to this_loop_num.
9635 (strength_reduce): Delete loop_iteration_info. Replace variable
9636 loop_info with function argument of same name.
9637 (insert_bct): Rework test for loop being completely unrolled.
9639 * loop.h (struct loop_info): New fields num, loops_enclosed,
9640 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
9641 has_indirect_jump, and cont. Redefine use of unroll_number.
9642 (loop_unroll_number): Delete.
9644 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
9646 (loop_iterations): Delete variable vtop and instead use
9647 loop_info->vtop computed in prescan_loop.
9649 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
9651 * fix-header.c (main): Do not pass a null pointer to strcmp.
9653 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
9655 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
9657 * configure: Rebuilt.
9659 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
9661 * jump.c (jump_optimize_1): Do not delete assignments to
9662 internal_arg_pointer.
9663 * cse.c (delete_trivially_dead_insns): Always consider a set of
9664 the internal_arg_pointer live.
9666 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
9668 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
9669 (update_life_info) [REG_WAS_0]: Search the original insns rather
9670 than the new insns for the note. Fix typos finding note_dest.
9671 If no dest found, discard the note rather than abort.
9672 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
9673 (replace_insns): Remove the old insn list after update_life_info
9676 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
9678 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
9680 (sched_analyze_1): Let add_dependence care for not adding dups.
9681 (sched_analyze_2): Likewise.
9682 (add_branch_dependences): Likewise.
9684 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
9686 * i386/winnt.c (export_list): New type.
9687 (exports_head): Rename to
9688 (export_head): this.
9689 (i386_pe_record_exported_symbol): Add is_data flag.
9690 (i386_pe_asm_file_end): Emit directive for exported variables.
9691 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
9693 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
9694 (ASM_DECLARE_OBJECT_NAME): Likewise.
9695 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9696 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9698 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
9700 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
9702 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
9705 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
9707 * config/openbsd.h: Define SET_ASM_OP.
9708 * tm.texi: cross-reference SET_ASM_OP in the index.
9710 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
9712 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
9713 for a CONST_DOUBLE, at compile time. Initialize rtx_length
9714 and class_narrowest_mode at compile time. Kill init_rtl.
9715 Mark rtx_length, mode_class, mode_size, mode_unit_size,
9716 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
9717 rtx_format as const. Kill all references to EXTRA_CC_MODES or
9719 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
9721 * rtl.h: Declare rtx_length and rtx_format as const.
9722 * machmode.def: Define CC(). Use CC() to define CCmode. If
9723 EXTRA_CC_MODES is defined, expand it here.
9724 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
9725 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
9726 const. Kill all references to EXTRA_CC_MODES.
9728 * toplev.c: Don't prototype or call init_rtl.
9729 * optabs.c: Don't call init_mov_optab.
9730 * genemit.c: Don't generate init_mov_optab. Don't call
9732 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
9734 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
9735 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
9736 genrecog.c: Don't call init_rtl.
9738 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
9739 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
9740 definition of EXTRA_CC_MODES.
9742 * md.texi: Kill ref to EXTRA_CC_NAMES.
9743 * tm.texi: Document new way to define EXTRA_CC_MODES.
9745 * genrecog.c: Do not look up the name of a define_split.
9748 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
9750 * config/v850/v850.md: Fix typo introduced by previous delta.
9752 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9754 * gcc.c (fatal): Make definition static to match prototype.
9756 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9758 * combine.c (get_last_value): Don't look for earlier sets if the last
9759 known set is somewhere in between the insns being combined.
9761 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
9763 * configure.in: Don't use shell ! to negate exit codes
9764 * configure: Regenerate
9766 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
9768 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
9769 the fact that ALIGN is measured in bits, not bytes.
9771 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
9773 * errors.c: New file; defines functions error, warning, and
9774 fatal, variables have_error and progname.
9775 * errors.h: New file; prototypes and decls for stuff in errors.c.
9777 * Makefile: Add rules to build errors.o and
9778 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
9779 genopinit, genrecog, genextract, genpeep, genattr, and
9780 genoutput with errors.o. Add errors.h to deps of genconfig.o,
9781 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
9782 genpeep.o, genattr.o, and genoutput.o.
9784 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
9785 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
9786 define or prototype fatal. Set progname at beginning of main.
9787 * genoutput.c: Likewise, and don't define or prototype error
9790 * c-typeck.c (c_expand_start_case): Return immediately if exp
9792 * fold-const.c (operand_equal_p): Return immediately if arg1
9793 or arg0 are ERROR_MARKs.
9794 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
9795 fields of type ERROR_MARK when calculating if the record can
9798 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
9799 with much help from Jeffrey A Law and Richard Henderson
9801 * i386.md: In the 6 insns which call output_fix_trunc,
9802 earlyclobber operands[0].
9804 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
9806 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
9807 creating new registers.
9809 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
9811 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
9812 i386_reg_alloc_order, i386_regparm_string,
9813 i386_align_loops_string, i386_align_jumps_string,
9814 i386_align_funcs_string, i386_preferred_stack_boundary_string,
9815 and i386_branch_cost_string as type "const char *".
9816 * i386.c: Define all above strings as type "const char *".
9818 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
9820 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
9821 when emitting alignment padding. Emit padding byte of 0 instead of 4.
9823 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
9825 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
9826 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
9828 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
9830 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
9831 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
9832 (dwarf2out_line, dwarf2out_finish): Likewise.
9833 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
9835 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
9837 * tree.c (lang_unsave_expr_now) : Correct return type.
9838 * tree.h (lang_unsave_expr_now) : Same.
9840 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
9842 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
9843 instead of duplicating code.
9845 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9847 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
9849 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
9851 * tree.h: fancy_abort always takes three args.
9852 * resource.c: Move include of system.h before toplev.h.
9854 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
9856 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
9859 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
9861 * system.h: Don't redefine abort or trim_filename.
9862 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
9863 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
9864 whether or not __FUNCTION__ is available.
9865 * tree.h: Duplicate rtl.h's definition of abort, for files
9866 that don't include rtl.h. Delete all code to perform type
9867 checking with a compiler other than GCC.
9868 * varray.h: Delete all code to perform type checking with a
9869 compiler other than GCC. Make VARRAY_CHECK() always evaluate
9870 its arguments exactly once, using a statement expression.
9871 Adjust the VARRAY_<type> accessor macros to match.
9872 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
9873 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
9874 caller's location. Define fatal_insn and fatal_insn_not_found
9875 as macros that use _fatal_insn and _fatal_insn_not_found.
9876 (fancy_abort, trim_filename): Kill prototypes.
9878 * rtl.c (trim_filename): Move here from toplev.c.
9879 (fancy_abort): New function.
9880 (DIR_SEPARATOR): Provide default definition.
9881 * tree.c (tree_check_failed, tree_class_check_failed): Go
9882 through fancy_abort.
9883 (tree_check, tree_class_check, cst_or_constructor_check,
9884 expr_check): Delete.
9885 * varray.c (varray_check_failed): New function.
9886 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
9887 _fatal_insn and _fatal_insn_not_found. Go through
9889 (trim_filename, fancy_abort): Delete.
9891 * builtins.c (expand_builtin_args_info): Report ICE with abort.
9892 * except.c (start_catch_handler): Report ICE with error/abort
9894 * final.c (output_operand_lossage): Likewise.
9895 * flow.c (verify_flow_info): Likewise.
9897 * gcc.c: Prototype fatal.
9898 * gengenrtl.c: Undef abort after including rtl.h not system.h.
9899 * genattr.c, genattrtab.c, genemit.c, genextract.c,
9900 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
9901 Don't define fancy_abort.
9903 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
9905 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
9908 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
9910 * m88k.h (VERSION_INFO2): Kill.
9911 (VERSION_STRING): Kill.
9913 (VERSION_INFO1): Tidy.
9914 (TARGET_VERSION): Update.
9915 * m88k/dgux.h (VERSION_INFO2): Kill.
9916 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
9917 * m88k/luna.h (VERSION_INFO1): Tidy.
9918 * m88k/sysv4.h (VERSION_INFO1): Likewise.
9919 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
9920 (output_file_start): Adjust for death of VERSION_STRING.
9922 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
9924 * cpplib.c (detect_if_not_defined): New function.
9925 (do_if): Use it to detect potential once-only headers.
9927 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
9929 * c-common.c (combine_strings): Always set TREE_CONSTANT.
9931 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9933 * combine.c (nonzero_bits) : Allow single-ly set registers to be
9934 anywere in the function only if they are pseudos and set before
9935 being used (not live at the start of the function).
9936 (num_sign_bit_copies) : Same.
9937 (get_last_value_validate) : Same.
9938 (get_last_value) : Same.
9940 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
9942 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
9943 where N and M are constant and N is an integer multiple of M.
9945 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9947 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
9948 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
9949 sbitmap_union_of_preds): Add prototypes.
9950 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
9951 the intersection of successors with the new flow graph structures.
9952 (sbitmap_intersection_of_preds): New function to compute the
9953 intersection of predecessors with the new flow graph structures.
9954 (sbitmap_union_of_succs): New function to compute the union of
9955 successors with the new flow graph structures.
9956 (sbitmap_union_of_preds): New function to compute the union of
9957 predecessors with the new flow graph structures.
9958 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
9959 (expr_reaches_here_p): Use edge and basic_block structures instead
9960 of s_preds and s_succs.
9961 (compute_cprop_avinout): Use new sbitmap routines.
9962 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
9963 of s_preds and s_succs.
9964 * flow.c (compute_flow_dominators): Compute dominators using
9965 edges and basic blocks instead of s_preds and s_succs.
9967 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9969 * lists.c (unused_insn_list, unused_expr_list): New file for
9970 maintaining various types of lists. New statics for maintaining a
9971 cache of available INSN_LIST and EXPR_LIST nodes.
9972 (free_list): Static function for freeing a list of INSN/EXPR nodes.
9973 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
9974 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
9975 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
9976 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
9977 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
9978 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
9979 (free_INSN_LIST_node): Free an individual INSN_LIST node.
9980 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
9981 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
9982 (remove_dependence, free_pending_lists): Use new global routines.
9983 (flush_pending_lists, sched_analyze_insn): Use new global routines.
9984 (sched_analyze, compute_block_backward_dependences): Use new routines.
9985 (sched_analyze_1, sched_analyze_2): Use new routines.
9986 (schedule_insns): Use new global routines.
9987 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
9989 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
9990 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
9992 * toplev.c (rest_of_compilation): Initialize node cache.
9993 * Makefile.in (OBJS): Add lists.o to list of object files.
9994 (lists.o): Add dependancies.
9996 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
9998 * config/v850/v850.md: Fix compile time warning messages.
9999 * config/v850/v850.c: Fix compile time warning messages.
10000 * config/v850/v850.h: Fix compile time warning messages.
10002 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10004 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
10005 Remove unused prototype for `init_lengths'.
10007 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10009 * calls.c (emit_call_1): Mark parameter `stack_size' with
10011 (expand_call): Initialize variable `insn'.
10012 (emit_library_call): Likewise for variable `high_to_save'.
10013 (emit_library_call_value): Likewise.
10014 (store_one_arg): Likewise for variables `lower_bound' and
10017 * combine.c (try_combine): Likewise for variables `i2_code_number'
10018 and `other_code_number'.
10019 (find_split_point): Likewise for variables `pos', `unsignedp' and
10021 (simplify_if_then_else): Likewise for variables `op' and `c1'.
10022 (simplify_and_const_int): Remove unused variable `width'.
10023 (merge_outer_ops): Likewise.
10025 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
10026 HOST_WIDE_INT' when comparing against one.
10027 (simplify_relational_operation): Likewise.
10028 (cse_insn): Initialize variables `src_eqv_volatile',
10029 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
10031 * final.c (init_final): Constify parameter `filename'.
10032 (final_start_function): Mark parameter `optimize' with
10034 (profile_function): Likewise for parameters `first' and `optimize'.
10035 (output_source_line): Likewise for parameter `file'.
10037 * integrate.c (subst_constants): Cast a value to `size_t' when
10038 comparing against one.
10039 (mark_stores): Initialize variable `mode'. Cast a value to
10040 `size_t' when comparing against one.
10042 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
10044 * loop.c (move_movables): Initialize variable `first'.
10045 (strength_reduce): Likewise for variable `increment'.
10046 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
10047 value to `size_t' when comparing against one.
10048 (load_mems): Initialize variable `end_label'.
10050 * output.h (init_final): Constify parameter.
10052 * reload.c (decompose): Initialize variable `base'.
10054 * reload1.c (reload): Likewise for variable `is_scalar'.
10055 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
10056 (choose_reload_regs): Initialize variable `mode'.
10057 (emit_reload_insns): Likewise for variable `store_insn'.
10058 (reload_cse_noop_set_p): Mark parameter `insn' with
10060 (reload_combine): Initialize variable `set'.
10062 * unroll.c (unroll_loop): Likewise for variable `local_label'.
10063 (copy_loop_body): Cast a value to `size_t' when comparing against
10066 * varasm.c (assemble_variable): Initialize variable `size_tree'.
10067 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
10068 (remove_from_pending_weak_list): Mark parameter `name' with
10071 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10073 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
10076 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
10078 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
10079 (ASM_DECLARE_FUNCTION_NAME): Define.
10080 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
10081 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
10082 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
10083 not already defined.
10085 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
10087 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
10088 of n_popped when call/call_value are not defined.
10090 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
10092 * tm.texi: GNU CC -> GCC conversion.
10093 (CC1_SPEC): Indicate it is used for all language front ends.
10095 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
10097 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
10098 NOTE_INSN_EH_REGION_END correctly.
10100 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10101 Jeff Law <law@cygnus.com>
10103 * loop.c (strength_reduce): Automatically unroll loops if the
10104 unrolled loop size is smaller than the rolled loop size.
10106 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
10107 and delete comment that code should be rewritten.
10109 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
10111 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
10114 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
10116 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10118 * fixinc/mkfixinc.sh: Don't fix uwin headers.
10119 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
10120 (LINK_SPEC): Add -u _main when building executables.
10121 (ASM_DECLARE_FUNCTION): Update from Cygwin.
10122 (ASM_FILE_END): Use the default for ix86-pe.
10123 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
10125 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
10127 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
10128 and ASM_CLOSE_PAREN are empty strings.
10130 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
10131 Geoffrey Keating <geoffk@cygnus.com>
10133 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
10134 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
10135 (unprotoize.o): Ditto.
10136 (test-protoize-simple): Don't define STD_PROTO_DIR.
10137 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
10138 changes to make 'test-protoize-simple' pass.
10139 (STD_PROTO_DIR): Remove define.
10140 (STANDARD_EXEC_PREFIX): Supply default define.
10141 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
10142 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
10143 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
10144 (GET_ENV_PATH_LIST): New macro.
10145 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
10146 (do_processing): Initialize default_syscalls_dir using new
10147 macros. Use it to initialize syscalls_absolute_filename.
10149 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
10151 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
10152 B into a register before emit_conditional_move.
10154 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
10156 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
10157 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
10158 multiplicand out of (+ (* a b) (* c d)).
10160 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
10161 Richard Henderson <rth@cygnus.com>
10163 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
10164 (new_insn_dead_notes): Likewise.
10165 (update_n_sets): Likewise.
10166 (update_flow_info): Move to flow.c, renamed to update_life_info;
10167 extend to handle multiple source insns.
10168 * flow.c: Include resource.h
10169 (unlink_insn_chain): New.
10170 (split_hard_reg_notes): New.
10171 (maybe_add_dead_note): New.
10172 (maybe_add_dead_note_use): New.
10173 (find_insn_with_note): New.
10174 (new_insn_dead_notes): New.
10175 (update_n_sets): New.
10176 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
10177 (maybe_remove_dead_notes): New.
10178 (update_life_info): New.
10179 (prepend_reg_notes): New.
10180 (replace_insns): New.
10181 * output.h (update_life_info): Declare.
10182 * recog.c (split_block_insns): Use update_life_info.
10183 * resource.c (find_free_register): Use reg_alloc_order, don't use
10184 fixed regs, make sure the mode is supported, don't use new regs.
10186 * rtl.h (replace_insns): Declare.
10188 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
10190 * expr.c (expand_expr): Cope with COND_EXPRs with one
10191 non-returning branch.
10193 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
10195 * expr.c (store_expr): Always pass down the target, even when not
10198 1999-08-24 Nick Clifton <nickc@cygnus.com>
10200 * configure.in: Define target_cpu_default for v850 targets.
10201 * configure: Regenerate
10203 * config/v850/v850.h (TARGET_CPU_generic): Define.
10204 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
10205 addresses are 4 byte aligned.
10207 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
10210 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10212 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
10213 (main): Add prototypes.
10215 * genattrtab.c (substitute_address, write_const_num_delay_slots,
10216 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
10217 (write_attr_get): Emit prototypes along with function definition.
10218 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
10219 (write_complex_function): Emit static prototype along with
10220 function definition.
10222 * genemit.c (gen_split): Emit prototypes along with function
10225 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
10226 Likewise for predicates and `insn_operand_predicate'.
10227 (process_template): Emit static prototype along with function
10230 * genrecog.c (make_insn_sequence): Constify a char*. Add
10231 prototypes for get_split_*().
10232 (write_subroutine): Emit prototypes along with function
10235 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10237 * gcse.c (find_avail_set): Follow chains of register-register copies.
10238 Use oprs_not_set_p to guarantee that the returned value can be
10240 (cprop_insn): Don't verify the return value of find_avail_set with
10243 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
10244 (cprop_cc0_jump): New function.
10245 (cprop_insn): Break out new function cprop_jump and use it.
10246 Also use cprop_cc0_jump for machines with CC0.
10247 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
10249 * tree.h (current_function_calls_setjmp,
10250 current_function_calls_longjmp): Delete declarations.
10251 * dsp16xx.c: Include "function.h".
10252 * elxsi.c: Likewise.
10253 * gmicro.c: Likewise.
10254 * h8300.c: Likewise.
10255 * i370.c: Likewise.
10256 * m32r.c: Likewise.
10257 * mn10200.c: Likewise.
10258 * mn10300.c: Likewise.
10259 * ns32k.c: Likewise.
10260 * spur.c: Likewise.
10261 * v850.c: Likewise.
10263 * rtl.h (rtx_equal_function_value_matters): Declare.
10264 * toplev.c (rtx_equal_function_value_matters): Don't declare.
10266 * function.c: Likewise.
10267 * emit-rtl.c: Likewise.
10269 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
10271 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
10274 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10276 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
10279 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
10281 * cpp.texi: Add a node documenting macro varargs (copied
10284 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
10286 * cppspec.c: Put a null pointer at the end of the new argv.
10288 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
10290 * configure.in: Remove code to select/de-select the haifa
10291 scheduler. Every scheduled port gets haifa now.
10292 * configure: Rebuilt.
10293 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
10295 * Makefile.in: Corresponding changes.
10297 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10299 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
10300 All callers changed.
10301 (prepare_float_lib_cmp): Likewise.
10302 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
10303 * expr.h (emit_float_lib_cmp): Delete declaration.
10304 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
10305 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
10306 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
10308 (cmptf): Now conditional on TARGET_HARD_QUAD.
10310 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
10312 * resource.c (mark_target_live_regs): Use
10313 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
10315 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10317 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
10319 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
10321 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
10323 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10325 * rtl.h (rtx_format): Constify a char*.
10327 * rtl.c (rtx_format): Likewise.
10328 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
10329 (init_rtl): Use accessor macro, not `rtx_format'.
10331 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
10334 * caller-save.c (mark_referenced_regs): Likewise.
10336 * combine.c (subst, make_compound_operation, known_cond,
10337 gen_rtx_combine, update_table_tick, get_last_value_validate,
10338 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
10340 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
10341 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
10342 count_reg_usage): Likewise.
10344 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
10347 * final.c (leaf_renumber_regs_insn): Likewise.
10349 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
10350 dump_edge_info, count_reg_references): Likewise.
10352 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
10353 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
10356 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
10357 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
10358 add_label_notes): Likewise.
10360 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
10361 clear_struct_flag, count_sub_rtxs, count_alternatives,
10362 compares_alternatives_p, contained_in_p, walk_attr_value,
10363 write_expr_attr_cache): Likewise.
10365 * genconfig.c (walk_insn_part): Likewise.
10367 * genemit.c (max_operand_1, gen_exp): Likewise.
10369 * genextract.c (walk_rtx): Likewise.
10371 * genflags.c (num_operands): Likewise.
10373 * genoutput.c (scan_operands): Likewise.
10375 * genpeep.c (match_rtx): Likewise.
10377 * genrecog.c (add_to_sequence): Likewise.
10379 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
10382 * integrate.c (save_constants, copy_for_inline,
10383 copy_rtx_and_substitute, subst_constants, restore_constants):
10386 * jump.c (mark_jump_label, invert_exp, redirect_exp,
10387 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
10389 * local-alloc.c (contains_replace_regs, memref_referenced_p):
10392 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
10393 add_label_notes, replace_call_address, count_nonfixed_reads,
10394 invariant_p, find_single_use_in_loop, find_mem_givs,
10395 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
10398 * print-rtl.c (reg_names, print_rtx): Likewise.
10400 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
10402 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
10403 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
10404 print_blocks): Likewise.
10406 * regclass.c (fix_register, record_address_regs,
10407 reg_scan_mark_refs): Likewise.
10409 * regmove.c (stable_but_for_p): Likewise.
10411 * reload.c (loc_mentioned_in_p, operands_match_p,
10412 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
10413 copy_replacements, refers_to_regno_for_reload_p,
10414 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
10415 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
10418 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
10419 delete_address_reloads_1, count_occurrences,
10420 reload_cse_mem_conflict_p, reload_combine_note_use,
10421 add_auto_inc_notes): Likewise.
10423 * resource.c (mark_referenced_resources, mark_set_resources):
10426 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
10427 reg_mentioned_p, regs_set_between_p, modified_between_p,
10428 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
10429 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
10430 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
10431 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
10433 * sched.c (sched_analyze_2, attach_deaths): Likewise.
10435 * stupid.c (stupid_mark_refs): Likewise.
10437 * unroll.c (remap_split_bivs): Likewise.
10439 * varasm.c (mark_constants): Likewise.
10441 * a29k/a29k.c (uses_local_reg_p): Likewise.
10443 * alpha/alpha.c (summarize_insn): Likewise.
10445 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
10446 eliminate_lr2ip): Likewise.
10448 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
10450 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
10451 reg_mentioned_in_mem): Likewise.
10453 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
10454 symbolic_reference_mentioned_p): Likewise.
10456 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
10458 * sh/sh.c (regs_used, mark_use): Likewise.
10460 * vax/vax.c (vax_rtx_cost): Likewise.
10462 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10464 * machmode.h (mode_name): Constify a char*.
10466 * rtl.c (mode_name): Likewise.
10468 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
10470 * optabs.c (init_libfuncs): Constify a char*.
10472 * print-tree.c (mode_name): Remove redundant declaration.
10473 (print_node): Use accessor macro, not `mode_name'.
10475 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
10477 (new_spill_reg): Constify a char*.
10479 * tree.c (mode_name): Remove redundant declaration.
10481 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10483 * rtl.c (rtx_name): Constify a char*.
10485 * rtl.h (rtx_name, fix_sched_param): Likewise.
10487 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
10488 (mypr): Use accessor macro, not `rtx_name'.
10490 * genemit.c (print_code): Constify a char*.
10492 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
10494 * genpeep.c (print_code): Constify a char*.
10496 * genrecog.c (print_code): Likewise.
10498 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
10499 end_bb): Add static prototype.
10500 (draw_edge): Constify a char*.
10501 (end_bb): Remove unused parameter.
10503 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
10504 print_block_visualization): Constify a char*.
10506 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
10508 * c-common.c (c_get_alias_set): Update comment.
10510 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10512 * linux.h (LIB_SPEC): Added.
10514 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10516 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
10518 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
10520 * tree.c (expr_check): Fix typo in last change.
10522 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
10524 * rtl.def (NOTE): Change format to "iuu0n".
10525 (ADDR_DIFF_VEC): Change format to "eEee0".
10526 (ADDRESSOF): Change format to "eit".
10528 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
10529 (RTVEC_ELT): Change to match.
10530 (XVECEXP): Use XVEC and RTVEC_ELT.
10531 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
10532 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
10533 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
10534 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
10535 TRAP_CONDITION, TRAP_CODE): Use XEXP.
10536 (INTVAL): Use XWINT.
10537 (ADDRESSOF_DECL): Use XTREE.
10538 (SET_ADDRESSOF_DECL): Delete.
10539 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
10540 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
10541 ifdefed out since 2.6 at least.
10542 (gen_rtvec_vv): Delete prototype.
10544 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
10546 (copy_most_rtx): Handle 't' format letter.
10547 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
10548 (gen_rtvec_vv): Delete function. All callers changed to use
10549 gen_rtvec_v instead.
10550 * print-rtl.c (print_rtx): Move special casing of NOTEs to
10551 the '0' format letter.
10553 * function.c (gen_mem_addressof): Don't use
10554 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
10556 * integrate.c (copy_rtx_and_substitute): Likewise.
10557 Copy 't' slots with XTREE.
10558 (subst_constants): Treat 't' slots like '[swi]' slots.
10559 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
10560 * jump.c (rtx_equal_for_thread_p): Likewise.
10561 * rtlanal.c (rtx_equal_p): Likewise.
10562 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
10563 only four arguments.
10564 * gengenrtl.c (type_from_format): Provide correct types for
10568 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
10569 If a recent gcc is in use (always in stage2 and beyond), use
10570 statement expressions, so we don't make a function call unless
10571 the check fails. Evaluate arguments exactly once.
10572 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
10573 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
10575 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
10576 they evaluate their arguments exactly once, irrespective of
10577 the compiler in use.
10579 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
10580 is used by the currently-enabled check macros. This is:
10581 (tree_check_failed, tree_class_check_failed): For gcc.
10582 (tree_check, tree_class_check, cst_or_constructor_check,
10583 expr_check): For other compilers.
10585 * gencheck.c: Do not define any *_CHECK1 macros.
10587 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
10588 Mark Mitchell <mark@codesourcery.com>
10590 * c-common.c (c_get_alias_set): Fix support for poitners and
10593 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
10595 * alias.c: Include tree.h.
10596 (nonlocal_reference_p, mark_constant_function): New functions.
10597 * flow.c (life_analysis): Call mark_constant_function.
10598 * rtl.h (mark_constant_function): Declare it.
10600 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
10602 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
10603 unrecognisable switches.
10605 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10607 * loop.c (recombine_givs): Set ix field after sorting.
10608 (recombine_givs): Remove bogus index / giv lockstep looping.
10610 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10612 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
10614 (emit_store_flag_force): Use do_compare_rtx_and_jump.
10615 (do_cmp_and_jump): Formatting fixes.
10616 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
10617 do_compare_rtx_and_jump instead of compare_from_rtx.
10618 (do_compare_rtx_and_jump): New function; mostly copied from
10620 (do_jump_for_compare): Delete.
10621 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
10623 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
10624 of compare/do_jump_for_compare pairs.
10625 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
10626 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
10627 compare_from_rtx/do_jump_for_compare pairs.
10628 (do_jump_by_parts_equality): Likewise.
10629 (do_jump_by_parts_equality_rtx): Likewise.
10630 * expr.h (do_compare_rtx_and_jump): Declare.
10631 * optabs.c (prepare_cmp_insn): New function, contains most of the code
10632 that used to be in emit_cmp_insn.
10633 (cmp_available_p): New function.
10634 (prepare_operand): New function.
10635 (emit_cmp_and_jump_insn_1): New function, contains some code that used
10636 to be in emit_cmp_insn.
10637 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
10638 parameters to be pointers; don't emit final compare but modify some of
10639 the values pointed to by the args so the caller can perform the
10640 correct comparison.
10641 (expand_binop): Call emit_store_flag_force with signed forms of
10643 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
10644 emit_jump_insn pair.
10645 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
10646 emit_cmp_and_jump_insn_1. Call emit_queue.
10647 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
10649 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
10650 jump sets cc0 before deleting it.
10651 * integrate.c (expand_inline_function): Likewise.
10652 * unroll.c (unroll_loop): Similar changes in several places.
10653 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
10654 before deleting it.
10656 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10658 * Makefile.in (insn-recog.o): Update dependencies.
10659 * genrecog.c (main): Make generated file include "function.h".
10661 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
10663 * cse.c (cse_insn): Call never_reached_warning when a jump is
10664 changed to be unconditional.
10665 * flags.h: Declare warn_notreached.
10666 * flow.c (delete_block): Call never_reached_warning when
10667 a block is deleted.
10668 * jump.c (delete_barrier_successors): Call never_reached_warning
10669 when we delete everything after a BARRIER.
10670 (never_reached_warning): New function.
10671 * rtl.h: Declare never_reached_warning.
10672 * toplev.c (warn_notreached): New variable.
10673 (lang_independent_options): Set warn_notreached
10674 when -Wunreachable-code.
10675 (compile_file): We need line numbers for -Wunreachable-code.
10677 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
10679 * haifa-sched.c (insn_unit): Fix typo on out of range test.
10680 * sched.c (insn_unit): Likewise.
10682 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
10684 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
10686 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10688 * flow.c (create_edge_list): Use xmalloc, not malloc.
10690 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
10692 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
10693 C-style comments. Do not lose the character before double slash.
10695 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10697 * basic-block.h (struct edge_list): Stucture to maintain a vector
10699 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
10700 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
10701 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
10702 New function prototypes.
10703 * flow.c (create_edge_list): Function to create an edge list.
10704 (free_edge_list): Discards memory used by an edge list.
10705 (print_edge_list): Debug output showing an edge list.
10706 (verify_edge_list): Internal consistency check for an edge list.
10707 (find_edge_index): Function to find an edge index for a pred and succ.
10709 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
10711 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
10714 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
10716 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
10718 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10720 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10722 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
10724 * toplev.c (rest_of_compilation): Allow machine dependent
10725 reorganisation pass to place information into the RTL dump
10726 file if it so wishes.
10728 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
10730 * explow.c (hard_function_value): Use VOIDmode instead of
10732 * stmt.c (expand_return): Likewise.
10733 * stor-layout.c (get_best_mode): Likewise.
10735 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
10736 emit call instead of emit_insn call.
10738 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10740 * configure.in: Handle --disable/enable-win32-registry.
10741 * install.texi: Document --disable/enable-win32-registry.
10742 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
10743 (WIN32_REGISTRY_KEY): New macro.
10744 * prefix.c: Use to enable/disable win32-specific code.
10745 (lookup_key): Use versioned key.
10746 * configure: Regenerate.
10747 * config.in: Likewise.
10749 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
10751 * cpplib.c (read_line_number): New fn, split out of...
10754 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
10756 tree.c (lang_unsave_expr_now) : New.
10757 (unsave_expr_now): Call lang_unsave_expr_now.
10758 tree.h (lang_unsave_expr_now) : New.
10760 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
10762 * toplev.c (flag_new_exceptions): On by default.
10764 1999-08-13 Michael Meissner <meissner@cygnus.com>
10766 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
10768 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10770 * dwarfout.c (fundamental_type_code): Return FT_boolean for
10771 INTEGER_TYPE with precision==1, it's __java_boolean.
10773 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10775 * global.c (prune_preferences): Move some invariants out of the
10778 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
10780 * configure.in (alpha*-dec-osf*): Add osf5.
10782 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
10784 * configure.in: Rework handling of ARM GNU/Linux slightly.
10785 (arm*-*-linux-gnuoldld): New target.
10786 * configure: Regenerate.
10787 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
10788 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
10789 * config/arm/linux-oldld.h: New file.
10790 * config/arm/linux-elf26.h: Don't include linux-elf.h.
10791 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
10793 * config/arm/linux-elf.h (ASM_SPEC): Define.
10794 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
10795 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
10796 for 26-bit APCS and old linker.
10797 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
10799 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
10800 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
10801 don't define `arm' or `arm_elf'.
10802 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
10803 MULTILIB_DIRNAMES): Define. Fix typo in comment.
10805 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
10807 * rtl.texi: Fix typo.
10809 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
10811 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
10813 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
10815 * extend.texi (C++ Signatures): Remove node.
10816 * invoke.texi: Remove discussion of -fhandle-signatures,
10817 signature, sigof, __signature__, and __sigof__.
10819 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
10821 * Makefile.in (JAVAGC): Removed.
10823 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
10825 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
10827 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
10829 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
10831 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
10833 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
10834 a register that is already known to be a pointer.
10836 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
10838 * fixinc/inclhack.tpl: Only install assert.h conditionally.
10839 * fixinc/inclhack.sh: Regenerated.
10840 * fixinc/fixincl.sh: Regenerated.
10842 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
10844 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
10845 Fix documentation of -ansi flag to describe its C++ behavior.
10846 Remove bogus reference to GCC 2.9.
10848 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
10850 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
10851 note if it is non-NULL.
10853 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10855 * except.h (eh_nesting_info): Add new structure defintion.
10856 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
10857 (reachable_handlers, update_rethrow_references): Add function
10859 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
10860 a rethrow symbol instead of an integer exception region number.
10861 * flow.c (Make_edges): Use new exception nesting routines to determine
10862 which handlers are reachable from a CALL or asynchronous insn.
10863 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
10865 (delete_eh_regions): Update rethrow labels, and don't delete
10866 regions which are the target of a rethrow.
10867 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
10868 avoid overloading the SYMBOL_REF_USED flag.
10869 (rethrow_symbol_map): Use new rethrow_ref field.
10870 (rethrow_used): Use new rethrow_ref field.
10871 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
10872 of an integer. Fix formatting.
10873 (output_exception_table_entry): Use new rethrow_ref field.
10874 (can_throw): Check for EH_REGION_NOTE before deciding
10875 whether a CALL can throw or not.
10876 (scan_region): Call rethrow_used() instead of accessing data structure.
10877 (update_rethrow_references): New function to make sure only regions
10878 which are still targets of a rethrow are flagged as such.
10879 (process_nestinfo): New static function to initialize a handler
10880 list for a specific region.
10881 (init_eh_nesting_info): New function to allocate and initialize
10882 the list of all EH handlers reachable from all regions.
10883 (reachable_handlers): New function to retrieve the list of handlers
10884 reachable from a specific region and insn.
10885 (free_eh_nesting_info): New function to dispose of a list of
10886 reachable handlers.
10888 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10890 * flow.c (split_edge): Set JUMP_LABEL field.
10891 (commit_one_edge_insertion): Set head correctly for insert_before.
10892 When inserting insns, update insn block numbers if allocated.
10894 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10896 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
10897 retry_incomplete_types): Add static prototype.
10898 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
10899 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
10900 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
10901 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
10902 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
10905 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
10906 dwarf2out_start_source_file, dwarf2out_line): Likewise.
10908 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10910 * output.h (assemble_name): Constify a char*.
10912 * varasm.c (UNIQUE_SECTION, assemble_start_function,
10913 assemble_variable, assemble_name): Likewise.
10915 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
10917 * arm/pe.c (arm_pe_unique_section): Likewise.
10919 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
10921 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
10923 * i386/interix.c (i386_pe_unique_section): Likewise.
10925 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
10927 * i386/winnt.c (i386_pe_unique_section): Likewise.
10929 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
10931 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
10933 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
10935 * pa/pa.c (output_call): Likewise.
10937 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
10939 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
10941 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
10944 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
10947 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
10949 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
10950 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
10952 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
10954 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10956 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
10958 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10960 * tree.h (lang_identify): Constify a char*.
10961 (print_error_function): Add extern prototype. Constify a char*.
10963 * c-lang.c (lang_identify): Constify a char*.
10965 * objc/objc-act.c (lang_identify): Constify a char*.
10967 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10969 * genpeep.c (main): Make generated file include "function.h".
10970 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
10972 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10974 * Makefile.in: Update dependencies.
10975 * alias.c: Include "function.h"
10976 * c-decl.c: Likewise.
10977 * caller-save.c: Likewise.
10978 * calls.c: Likewise.
10979 * combine.c: Likewise.
10981 * explow.c: Likewise.
10982 * final.c: Likewise.
10983 * global.c: Likewise.
10984 * graph.c: Likewise.
10985 * local-alloc.c: Likewise.
10986 * loop.c: Likewise.
10987 * optabs.c: Likewise.
10988 * profile.c: Likewise.
10989 * recog.c: Likewise.
10990 * regclass.c: Likewise.
10991 * regmove.c: Likewise.
10992 * reload.c: Likewise.
10993 * reorg.c: Likewise.
10994 * resource.c: Likewise.
10995 * sched.c: Likewise.
10996 * stupid.c: Likewise.
10997 * config/1750a/1750a.c: Likewise.
10998 * config/a29k/a29k.c: Likewise.
10999 * config/arc/arc.c: Likewise.
11000 * config/arm/arm.c: Likewise.
11001 * config/arm/thumb.c: Likewise.
11002 * config/c4x/c4x.c: Likewise.
11003 * config/clipper/clipper.c: Likewise.
11004 * config/convex/convex.c: Likewise.
11005 * config/fx80/fx80.c: Likewise.
11006 * config/i860/i860.c: Likewise.
11007 * config/m68k/m68k.c: Likewise.
11008 * config/m88k/m88k.c: Likewise.
11009 * config/mips/mips.c: Likewise.
11010 * config/pdp11/pdp11.c: Likewise.
11011 * config/pyr/pyr.c: Likewise.
11012 * config/romp/romp.c: Likewise.
11013 * config/sh/sh.c: Likewise.
11014 * config/tahoe/tahoe.c: Likewise.
11015 * config/vax/vax.c: Likewise.
11016 * config/we32k/we32k.c: Likewise.
11017 * config/sparc/sparc.c: Include "function.h".
11018 (mem_min_alignment): Test current_function rather than
11019 regno_pointer_align.
11020 * config/pa/pa.c: Likewise.
11021 (compute_frame_size): Delete declaration of
11022 current_function_outgoing_args_size.
11023 * config/arc/arc.h (current_function_varargs): Delete declaration.
11024 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
11026 * config/i370/i370.h (current_function_outgoing_args_size): Delete
11028 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
11029 current_function_uses_pic_offset_table.
11030 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
11031 of current_function_returns_pointer.
11032 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11033 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11034 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11035 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11036 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11037 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11038 * config/m88k/m88k.c: Include "function.h"
11039 (call_used_regs, current_function_pretend_args_size,
11040 current_function_outgoing_args_size, frame_pointer_needed): Delete
11042 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
11044 * config/mips/mips.h (current_function_calls_alloca): Delete
11046 * config/mn10200/mn10200.h (current_function_needs_context,
11047 rtx_equal_function_value_matters): Delete declarations.
11048 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
11049 flag_pic): Delete declarations.
11050 * config/pa/pa.h (current_function_pretend_args_size,
11051 current_function_decl): Delete declarations.
11052 * config/pa/som.h (current_function_varargs): Delete declaration.
11053 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
11055 * config/pyr/pyr.h (current_function_pretend_args_size,
11056 current_function_args_size, current_function_calls_alloca): Delete
11058 * config/sh/sh.h (current_function_varargs): Delete declaration.
11059 * config/sparc/sparc.h (current_function_outgoing_args_size,
11060 current_function_calls_alloca, current_function_decl): Delete
11062 * config/spur/spur.h (current_function_pretend_args_size,
11063 current_function_calls_alloca): Delete declarations.
11064 * config/v850/v850.c (current_function_outgoing_args_size): Delete
11066 * config/vax/vms.h (current_function_name): Delete declaration.
11067 * gcse.c: Include "function.h".
11068 (current_function_name, current_function_calls_setjmp): Delete
11070 * haifa-sched.c: Include "function.h".
11071 (forced_labels): Delete declaration.
11072 * jump.c: Likewise.
11073 * reg-stack.c: Likewise.
11074 * reload1.c: Likewise.
11075 * genemit.c (main): Make generated file include function.h.
11076 * genoutput.c (output_prologue): Likewise.
11078 * builtins.c (saveregs_value, apply_args_value): Delete variables.
11079 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
11080 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
11081 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
11082 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
11083 macros for some of them.
11084 (emit_filename, emit_lineno): Delete declarations.
11085 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
11086 regno_pointer_* variables through current_function.
11087 (gen_inline_header_rtx): Delete function.
11088 (save_emit_status): Delete function.
11089 (set_new_last_label_num): New function.
11090 (clear_emit_caches): New function.
11091 (restore_emit_status): Just clear last_labelnum and call
11093 (get_last_insn_anywhere): Variable sequence_stack is now accessed
11094 through macro seq_stack.
11095 (add_insn_after): Likewise.
11096 (add_insn_before): Likewise.
11097 (remove_insn): Likewise.
11098 (pop_topmost_sequence): Likewise.
11099 (in_sequence_p): Likewise.
11100 (start_sequence_for_rtl_expr): Likewise.
11101 (start_sequence): Likewise, and likewise for
11102 sequence_rtl_expr/seq_rtl_expr.
11103 (push_topmost_sequence): Likewise.
11104 (end_sequence): Likewise.
11105 (init_virtual_regs): Now takes a "struct emit_status *" argument.
11106 All callers changed. Store into that pointer instead of globals.
11107 (init_emit): Allocate emit elt of current_function.
11108 Changes for sequence_rtl_expr/sequence_stack renaming.
11109 Call clear_emit_caches instead of doing it in-line.
11110 Access regno_pointer_* variables through current_function.
11111 (init_emit_once) Don't clear sequence_stack.
11113 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
11115 (arg_pointer_save_area): Delete declaration.
11116 (finish_expr_for_function): Renamed from init_queue; no longer static.
11117 (init_expr): Don't call init_queue.
11118 (save_expr_status, restore_expr_status): Delete functions.
11119 (expand_expr): Changes to reflect new layout of struct function.
11120 Don't access current_function_check_memory_usage when current_function
11122 * expr.h (forced_labels, save_expr_regs, saveregs_value,
11123 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
11124 current_function_outgoing_args_size, current_function_arg_offset_rtx,
11125 current_function_uses_const_pool, function_call_count,
11126 current_function_uses_pic_offset_table, nonlocal_labels,
11127 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
11128 current_function_check_memory_usage, nonlocal_goto_handler_slots,
11129 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
11131 (finish_expr_for_function): Declare.
11132 * flags.h (current_function_has_nonlocal_label,
11133 current_function_has_nonlocal_goto, current_function_is_thunk,
11134 current_function_has_computed_jump): Delete declarations.
11135 * flow.c (forced_labels): Delete declaration.
11136 * function.c (current_function_pops_args,
11137 current_function_returns_struct, current_function_returns_pcc_struct,
11138 current_function_needs_context, current_function_calls_setjmp,
11139 current_function_calls_longjmp, current_function_has_nonlocal_label,
11140 current_function_has_nonlocal_goto, current_function_is_thunk,
11141 current_function_has_computed_jump, current_function_calls_alloca,
11142 current_function_contains_functions, current_function_returns_pointer,
11143 current_function_epilogue_delay_list, current_function_args_size,
11144 current_function_pretend_args_size, current_function_arg_offset_rtx,
11145 current_function_outgoing_args_size, current_function_varargs,
11146 current_function_stdarg, current_function_args_info, cleanup_label,
11147 current_function_name, current_function_uses_const_pool,
11148 current_function_instrument_entry_exit, current_function_return_rtx,
11149 current_function_uses_pic_offset_table, nonlocal_labels,
11150 current_function_internal_arg_pointer, current_function_cannot_inline,
11151 current_function_check_memory_usage, function_call_count,
11152 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
11153 nonlocal_goto_stack_level, return_label, save_expr_regs,
11154 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
11155 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
11156 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
11157 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
11158 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
11160 (push_function_context_to): Don't save them. Don't call
11161 save_storage_status, save_emit_status or save_expr_status.
11162 (pop_function_context_from): Don't restore them. Don't call
11163 restore_storage_status or restore_expr_status.
11164 (get_func_frame_size): New function.
11165 (get_frame_size): Use it.
11166 (assign_outer_stack_local): Reflect some member name changes in struct
11168 (put_reg_into_stack): Likewise.
11169 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
11171 (fixup_var_refs): Likewise.
11172 (fix_lexical_addr): Likewise.
11173 (trampoline_address): Likewise.
11174 (prepare_function_start): Clear field inlinable of current_function.
11175 (init_function_for_compilation): New function.
11176 (expand_dummy_function_end): New function.
11177 (expand_function_end): Call finish_expr_for_function.
11178 * function.h (struct emit_status): New; fields moved here from struct
11179 function and from global variables. Add accessor macros for some of
11181 (struct expr_status): Likewise.
11182 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
11183 (struct function): Add fields expr and emit, inlinable, inl_emit,
11184 original_arg_vector, original_decl_initial, inl_last_parm_insn,
11185 inl_max_label_num. Add many comments.
11186 Add accessor macros for all elts of struct function that no longer
11187 have a global variable.
11188 (cleanup_label, return_label, frame_offset, tail_recursion_label,
11189 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
11190 stack_slot_list): Delete declarations.
11191 (get_func_frame_size): Declare.
11192 (save_expr_status, restore_expr_status, save_emit_status,
11193 save_storage_status, restore_storage_status): Delete declarations.
11194 (init_virtual_regs): Declare.
11195 * output.h (current_function_pops_args,
11196 current_function_returns_struct, current_function_returns_pcc_struct,
11197 current_function_needs_context, current_function_calls_setjmp,
11198 current_function_calls_longjmp, current_function_calls_alloca,
11199 current_function_has_nonlocal_label, current_function_varargs,
11200 current_function_has_computed_jump, current_function_returns_pointer,
11201 current_function_contains_functions, current_function_args_size,
11202 current_function_pretend_args_size, current_function_stdarg,
11203 current_function_outgoing_args_size, current_function_args_info,
11204 current_function_name, current_function_return_rtx,
11205 current_function_epilogue_delay_list,
11206 current_function_uses_const_pool, current_function_cannot_inline):
11207 Delete declarations.
11208 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
11209 regno_reg_rtx): Delete declaration.
11210 (REGNO_POINTER_FLAG): Delete macro.
11211 * stmt.c (expand_goto): Changes to reflect that some fields in struct
11212 function were renamed.
11213 * stor-layout.c (save_storage_status, restore_storage_status): Delete
11215 * toplev.c: Include "function.h".
11216 (current_function_decl): Delete declaration.
11217 (compile_file): Call init_dummy_function_start and
11218 expand_dummy_function_end around some initializations that need to
11220 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
11221 Call init_function_for_compilation.
11222 * unroll.c: Include "function.h"
11223 (unroll_loop): Access regno_pointer_* variables through
11226 * tree.h (struct tree_decl): Add elt f to saved_insns member.
11227 (DECL_SAVED_INSNS): use it.
11228 (expand_dummy_function_end): Declare.
11229 (init_function_for_compilation): Declare.
11230 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
11231 that it's no longer an INLINE_HEADER.
11232 (expand_call): Likewise.
11233 * integrate.c (finish_inline): Delete function.
11234 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
11235 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
11236 args. Don't generate an INLINE_HEADER rtx, just return the arg
11237 vector. All callers changed.
11238 (save_for_inline_copying): Create a duplicate struct emit_status to
11239 hold the emit state for compiling the current function. Use this and
11240 the other new fields in struct function that are for integration
11241 instead of an INLINE_HEADER.
11242 Use memcpy instead of bcopy.
11243 Store the current struct function in DECL_SAVED_INSNS of fndecl.
11244 (save_for_inline_nocopy): Similar changes, except no new emit_status
11246 (expand_inline_function): Get information from function structure,
11247 not from an inline header rtx.
11248 (output_inline_function): Lose code to extract the necessary
11249 information from an inline header; simply put back the function
11250 structure into current_function. Clear its inlinable elt.
11251 * rtl.def (INLINE_HEADER): Delete.
11252 * rtl.h: Delete all accessors for an INLINE_HEADER.
11253 (gen_inline_header_rtx): Delete declaration.
11254 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
11255 Delete declarations.
11256 (REGNO_POINTER_ALIGN): Delete.
11257 (clear_emit_caches): Declare.
11258 (set_new_last_label_num): Declare.
11260 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
11262 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
11264 * except.c (expand_eh_region_start_for_decl): Always start a new block.
11265 * stmt.c (is_eh_region): Make sure current_function is present, too.
11267 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
11269 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
11270 for 64bit PA targets.
11272 * pa.h (SELECT_SECTION): Define.
11273 * som.h (SELECT_SECTION): Delete.
11275 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11277 * alias.c (init_alias_analysis): Wrap call to
11278 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
11280 1999-08-07 Bruce Korb <autogen@linuxbox.com>
11282 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
11283 <sys/asm.h> contains an asm comment with an apostrophe
11284 * fixinc/inclhack.sh: regen
11285 * fixinc/fixincl.x: regen
11287 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
11289 * function.c (init_function_start): Clear prologue & epilogue.
11290 (prologue_epilogue_contains): New function.
11291 * alias.c (init_alias_analysis): Use it.
11292 * rtl.h (prologue_epilogue_contains): Declare it.
11294 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
11296 * jump.c (onlyjump_p): New function.
11297 * rtl.h: Declare it.
11298 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
11299 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
11301 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
11303 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
11304 to invert loops. Simplify block scanning.
11306 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11308 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
11309 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
11311 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
11313 * config/sparc/liteelf.h: New file to support sparclite-elf target
11314 * config/sparc/t-sp86x: New file to support sparc86x targets
11315 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
11316 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
11317 * configure.in: Support above target triplets
11318 * configure: Regenerated
11320 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
11322 * fixinc/server.c (server_setup): Do not prefix function used as
11323 parameter with `&'.
11325 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
11327 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
11328 Remove fp reg alternatives.
11330 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
11332 * Makefile.in (TAROUTOPTS): Kill.
11333 (install-headers-tar): Use "xpf" for tar headerfile extraction
11334 * i370/x-oe (TAROUTOPTS): Delete.
11335 * m68k/x-apollo68 (TAROUTOPTS): Delete.
11336 * m68k/x-hp320 (TAROUTOPTS): Delete.
11337 * m68k/x-hp320g (TAROUTOPTS): Delete.
11338 * gcc.texi: Update bug reporting text.
11340 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11342 * reg-stack.c (change_stack) Fixed problem with negative array index.
11344 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
11346 * extend.texi, install.texi: Fix spelling mistakes.
11348 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
11349 (s-attrtab); No longer try to use pre-made insn-attrtab file.
11350 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
11351 PREMADE_ATTRTAB_MD.
11352 * mips/t-ecoff: Likewise.
11353 * mips/t-elf: Likewise.
11354 * mips/t-mips: Likewise.
11355 * mips/t-osfrose: Likewise.
11356 * mips/t-r3900: Likewise.
11357 * mips/t-svr3: Likewise.
11358 * mips/t-svr4: Likewise.
11359 * mips/t-ultrix: Likewise.
11361 * gcc.texi: Document recommend means to provide software floating
11362 point libraries in libgcc.a
11364 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
11366 * c-lex.c (yylex): We can have a number with no digits.
11368 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
11370 * jump.c (delete_prior_computation): New function, broken
11371 out of delete_computation. Check for side effects with
11372 side_effects_p instead of FIND_REG_INC_NOTE. Handle
11373 multi-word hard registers.
11374 (delete_computation): Use it. Check for side effects with
11375 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
11376 missing REG_DEAD note for a register which is both set and
11379 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
11381 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
11382 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
11383 (ASM_FILE_START): Import _mcount with the right type.
11384 (ASM_DECLARE_FUNCTION_NAME): Define.
11385 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
11386 * pa.c (output_function_prologue): Always emit the function's label
11388 * pa.h (TEXT_SPACE_P): Define.
11389 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11390 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
11391 * som.h (TEXT_SPACE_P): Delete.
11392 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11393 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
11395 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
11397 * expr.c (emit_group_load): Allow src to be a CONCAT.
11399 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11401 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
11402 (___mulsi3): Use '!' comment character.
11404 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11406 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
11408 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
11410 * gcc.c: Update URLs and mail addresses.
11411 * gcc.texi: Likewise.
11413 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
11415 * rs6000.c (current_file_function_operand): Return zero for
11417 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
11419 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
11422 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
11424 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
11425 allocate space in the stack frame for the PIC register.
11427 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
11429 * m68k.md (xordi3, anddi3): These patterns are not available on
11432 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
11434 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
11435 (PUT_REAL): Likewise.
11437 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11439 * final.c (shorten_branches): Don't add an alignment for loops
11440 that have no label inside.
11442 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11444 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
11445 prototypes in macro HAVE_cmpstrsi.
11447 * cpplib.c (cpp_get_token): Remove unused label `op3'.
11449 * emit-rtl.c (operand_subword): Remove unused variable
11452 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
11454 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
11456 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
11458 * cpphash.c (macroexpand): Delete leading whitespace when arg
11459 is concatenated before.
11460 (unsafe_chars): Correct test for whether + and - can extend a
11463 * cppinit.c (cpp_start_read): Do dependencies for
11464 -include/-imacros files also.
11466 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
11467 tokenizing non-directive lines.
11468 (cpp_expand_to_buffer): Temporarily disable no-output mode.
11469 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
11472 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11474 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
11476 * c-lex.c: Sync with C++ frontend.
11477 (linemode): New variable.
11478 (parse_float): imag, conversion_errno, and type are output only.
11479 (yylex): Adjust. Move initial '.' case into main switch.
11481 (handle_generic_pragma): Just deal with tokens.
11482 (readescape): Use ISXDIGIT and ISGRAPH.
11483 * c-parse.in: Add END_OF_LINE token.
11485 * c-lex.c (lang_init): Generalize.
11486 (nextchar): Remove. Replace uses with UNGETC.
11487 (skip_white_space): Handle linemode here. Optimize for cpplib.
11488 (skip_white_space_on_line): Remove.
11489 (extend_token_buffer_to): New fn.
11490 (extend_token_buffer): Use it.
11491 (read_line_number, check_newline): Just deal with tokens.
11492 (token_getch, token_put_back): New fns.
11493 (yylex): Use them. More cpplib optimizations. Simplify.
11495 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11496 Jason Merrill <jason@yorick.cygnus.com>
11498 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
11499 (consume_string): Make this smart about USE_CPPLIB.
11500 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
11501 (yylex): Rewrite to be intelligent about USE_CPPLIB.
11502 Also, clean up cases where we redundantly set token_buffer[0].
11503 (read_line_number): New fn.
11504 (ignore_escape_flag): New variable.
11506 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
11508 * a29k/t-a29kbare: Fix some comments.
11509 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
11510 (FPBIT, DPBIT): Define.
11511 * a29k/t-vx29k: Likewise.
11512 * arc/t-arc: Likewise.
11513 * arm/t-arm-elf: Likewise.
11514 * arm/t-bare: Likewise.
11515 * arm/t-pe: Likewise.
11516 * arm/t-pe-thumb: Likewise.
11517 * arm/t-semi: Likewise.
11518 * arm/t-thumb: Likewise.
11519 * arm/t-thumb-elf: Likewise.
11520 * arm/t-thumb-linux: Likewise.
11521 * h8300/t-h8300: Likewise.
11522 * i960/t-i960: Likewise.
11523 * i960/t-vxworks960: Likewise.
11524 * m32r/t-m32r: Likewise.
11525 * mips/t-ecoff: Likewise.
11526 * mips/t-elf: Likewise.
11527 * mips/t-r3900: Likewise.
11528 * pa/t-pro: Likewise.
11529 * rs6000/t-aix43: Likewise.
11530 * rs6000/t-beos: Likewise.
11531 * rs6000/t-newas: Likewise.
11532 * rs6000/t-ppccomm: Likewise.
11533 * rs6000/t-rs6000: Likewise.
11534 * rs6000/t-winnt: Likewise.
11535 * rs6000/t-xnewas: Likewise.
11536 * rs6000/t-xrs6000: Likewise.
11537 * sh/t-sh: Likewise.
11538 * sparc/t-elf: Likewise.
11539 * sparc/t-sparcbare: Likewise.
11540 * sparc/t-sparclite: Likewise.
11541 * sparc/t-splet: Likewise.
11542 * v850/t-v850: Likewise.
11543 * mn10200/t-mn10200: Fix comments.
11544 * mn10300/t-mn10300: Likewise.
11546 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
11547 dummy operand. Allocate a new pseudo for the dummy operand.
11548 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
11550 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
11552 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
11554 * configure: Rebuilt.
11555 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
11557 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
11559 * recog.c (preproces_constraints): Zero recog_op_alt before
11560 processing the constraints.
11562 * arm.c (typedef minipool_node): Renamed from pool_node.
11563 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
11564 (add_minipool_constant): New function.
11565 (dump_minipool): New function.
11566 (find_barrier): Remove special case for getting the insn size of
11567 an insn that references the constant pool.
11568 (minipool_fixup): New structure.
11569 (push_minipool_barrier): New function.
11570 (push_minipool_fix): New function.
11571 (note_invalid_constants): New function.
11572 (add_pool_constant, dump_table, fixit, broken_move): Delete.
11573 (arm_reorg): Rewrite code to fix up the constant pool into a
11574 series of mini-pools embedded in the insn stream.
11575 (arm_output_epilogue): New function, made mainly from the body
11576 of output_func_epilogue.
11577 (output_func_epilogue): Move insn generation part of epilogue code
11578 to arm_output_epilogue.
11579 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
11580 * arm.md (pool_range): New attribute.
11581 (zero_extendqidi2): Add attribute pool_range.
11582 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
11583 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
11584 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
11585 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
11586 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
11587 (epilogue): New expand.
11588 (epilogue_insn): New insn. Call arm_output_epilogue.
11590 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
11591 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
11593 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11595 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11597 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
11599 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
11601 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
11603 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
11605 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
11607 * global.c: Fix comment.
11609 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
11611 * gcc.c (access_check): New static function.
11612 (find_a_file): Use it when searching a directory list.
11613 * collect2.c (find_a_file): Don't accept directories found when
11614 searching a directory list.
11616 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
11618 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
11619 function parameters with `&'.
11620 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
11622 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
11624 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
11625 or tidy_fallthru_edge if the last insn in the block is not
11626 an unconditional jump or a simple conditional jump.
11628 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11630 * Makefile.in (c-decl.o): Depends on defaults.h.
11632 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
11634 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
11636 (CLASS_MAX_NREGS): Likewise.
11638 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
11640 * cse.c (cse_insn): Fix dumb thinko in last change.
11642 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11644 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
11647 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
11649 * dwarf2out.c (add_location_or_const_value_attribute): Correct
11650 test for sizes of passed and declared parameter types.
11652 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11654 * fixincludes: Fix the return type of bsearch, char* -> void*.
11656 * fixinc/inclhack.def: Likewise.
11658 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
11660 * invoke.texi (-fdump-translation-unit): New option.
11662 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
11664 * expr.h (PROMOTE_PROTOTYPES): Move ...
11665 * defaults.h: ... to here.
11666 * c-decl.c: Include defaults.h instead of expr.h.
11667 * c-typeck.c: Include defaults.h.
11669 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
11671 * toplev.h (errorcount): Declare.
11672 (warningcount): Likewise.
11673 (sorrycount): Likewise.
11674 * c-lex.c (errorcount): Don't declare.
11675 * dwarf2out.c (errorcount): Don't declare.
11677 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
11679 * config/libgloss.h: Add a note discouraging use with ELF.
11680 * configure.in: Don't use libgloss.h for ELF targets.
11681 Always use_collect2 on a.out targets.
11683 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
11685 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
11686 (force_to_mode, case ASHIFTRT): Add shiftrt label.
11688 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11690 * loop.c (strength_reduce): When doing biv->giv conversion, update
11691 reg note of NEXT->insn.
11693 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11695 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
11697 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11699 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
11700 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
11701 Ensure expr.h is included.
11702 * c-typecheck.c (convert_arguments): Ditto.
11704 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
11706 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
11707 * config/convex/convex.h: Ditto.
11708 * config/dsp16xx/dsp16xx.h: Ditto.
11709 * config/fx80/fx80.h: Ditto.
11710 * config/gmicro/gmicro.h: Ditto.
11711 * config/i370/i370.h: Ditto.
11712 * config/i386/i386.h: Ditto.
11713 * config/m32r/m32r.h: Ditto.
11714 * config/m68k/m68k.h: Ditto.
11715 * config/m88k/m88k.h: Ditto.
11716 * config/mips/mips.h: Ditto.
11717 * config/pa/pa.h: Ditto.
11718 * config/pyr/pyr.h: Ditto.
11719 * config/tahoe/tahoe.h: Ditto.
11720 * config/we32k/we32k.h: Ditto.
11722 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
11723 based on arch size.
11725 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
11727 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
11730 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
11732 1999-08-02 Richard Henderson <rth@cygnus.com>
11734 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
11735 for the register spill block.
11736 (m32r_va_arg): New.
11737 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
11738 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
11740 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
11741 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
11742 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
11744 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11746 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
11747 MAX_WCHAR_TYPE defined in sparc.h.
11748 * config/sparc/linuxaout.h: Likewise.
11749 * config/sparc/linux64.h: Likewise.
11750 Also default to -mvis if CPU is UltraSPARC.
11752 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11754 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
11755 (RTX_OK_FOR_OLO10): Likewise.
11756 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
11757 %lo(), allow it in addresses...
11758 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
11759 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
11760 does not make sense.
11761 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
11762 (sparc_output_scratch_registers): New function.
11763 (output_function_prologue, sparc_flat_output_function_prologue): Use
11765 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
11767 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
11768 * configure.in: Add check for .register pseudo-op support in as and
11769 check for offsetable %lo().
11770 * acconfig.h: Add templates for the above checks.
11771 * configure: Regenerate.
11773 1999-08-02 Richard Henderson <rth@cygnus.com>
11775 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
11776 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
11777 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
11779 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11781 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11784 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11786 * config/float-sparc.h: New file.
11787 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
11788 sparc-*-linux-gnu and sparc64-*-linux*.
11790 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11792 * rs6000.c (rs6000_va_list): Type is an array.
11793 (rs6000_va_start): Don't doubly adjust for varargs.
11794 (rs6000_va_arg): Evaluate long long GPR adjustment.
11796 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
11798 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
11799 -maix64 and -maix32.
11800 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
11801 LINK_SPEC): Change appropriately.
11802 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
11803 (u_short_cint_operand): Likewise.
11804 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
11806 * rs6000/t-aix43 (MULTILIB): Change to -m64.
11808 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
11810 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
11812 * rs6000/rs6000.c (num_insns_constant_wide): Correct
11813 for type promotion.
11814 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
11815 (non_add_cint_operand): Likewise.
11816 (logical_operand): Likewise.
11817 (non_logical_cint_operand): Likewise.
11818 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
11819 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
11820 (rs6000_select_rtx_section): Suppress warning.
11821 (small_data_operand): Suppress warning.
11822 (rs6000_got_register): Suppress warning.
11823 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
11824 type, so `J' is generally the wrong constraint for a SImode value;
11826 (andsi3_internal2): Likewise.
11827 (andsi3_internal3): Likewise.
11828 (iorsi3_internal1): Likewise.
11829 (xorsi3_internal1): Likewise.
11831 (movsf_softfloat): Likewise.
11832 (scc insns): Likewise.
11833 (movsi+2): Preserve sign bits of SImode constant.
11834 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
11835 (movdf+1): Sign-extend properly.
11836 (movdi_32+1): Sign-extend properly.
11837 (scc insns): Sign-extend properly.
11839 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
11842 1999-08-02 Richard Henderson <rth@cygnus.com>
11844 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
11845 -mcpu parsing code.
11846 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
11847 * alpha.md (all fp insns): Likewise.
11849 1999-08-02 Nick Clifton <nickc@cygnus.com>
11851 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
11854 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
11856 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
11857 pic_load_label generator directly.
11858 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
11859 No longer a named pattern.
11861 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
11863 * explow.c (force_reg): Call force_operand if X does not
11864 satisfy general_operand.
11866 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
11868 * fix-header.c (main): When testing for CONTINUED, use string
11869 equality, not pointer equality.
11871 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
11873 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
11875 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
11877 * cse.c (cse_insn): Fix loop which deletes insns after a jump
11878 that has become an unconditional jump.
11880 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
11881 (output_function_epilogue): Similarly.
11883 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11885 * tree.h (init_dummy_function_start): Declare.
11887 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11889 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
11890 last_expr_type, last_expr_value, block_start_count, block_stack,
11891 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
11892 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
11893 dynamically in stmt elt of struct function for each function.
11894 (struct nesting): Rename function_call_count elt to n_function_calls,
11895 target_temp_slot_level to block_target_temp_slot_level. All users
11897 (struct stmt_status): New structure definition.
11898 Add many accessor macros for stmt_status elements which previously
11899 were global variables.
11900 (init_stmt_for_function): Allocate stmt elt for current_function.
11901 Reflect that block_start_count was renamed to
11902 current_block_start_count.
11903 (save_stmt_status, restore_stmt_status): Delete functions.
11904 (preserve_subexpressions_p): Don't access loop_stack when outside
11906 (expand_start_bindings): Reflect that block_start_count was renamed to
11907 current_block_start_count.
11908 (expand_fixup): Likewise.
11909 (expand_decl): Don't access block_stack when outside a function.
11910 (expand_decl_cleanup): Likewise.
11911 (expand_dcc_cleanup): Likewise.
11912 (expand_dhc_cleanup): Likewise.
11913 (expand_anon_union_decl): Likewise.
11914 (set_file_and_line_for_stmt): New function.
11915 (in_control_zone_p): New function.
11917 * function.h (struct function): Add new elt stmt.
11918 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
11919 case_stack, nesting_stack, nesting_depth, block_start_count,
11920 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
11921 emit_lineno, goto_fixup_chain.
11922 (save_eh_status, restore_eh_status, save_stmt_status,
11923 restore_stmt_status): Delete declarations.
11924 * function.c (push_function_context_to): Don't call save_stmt_status.
11925 (pop_function_context_to): Don't call restore_stmt_status.
11926 * tree.h (in_control_zone_p): Declare.
11927 * rtl.h (set_file_and_line_for_stmt): Declare.
11929 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
11930 call set_file_and_line_for_stmt.
11932 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
11934 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
11935 Also update copyright.
11937 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11939 * c-pragma.c: Don't include "except.h".
11940 * emit-rtl.c: Likewise.
11941 * stor-layout.c: Likewise.
11942 * tree.c: Likewise.
11943 * varasm.c: Likewise.
11945 * flow.c: Include "function.h".
11946 * tree.h (init_dummy_function_start): Declare new function.
11948 * except.h (struct eh_status): New structure.
11949 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
11951 (eh_return_stub_label, ehstack, catchstack, ehqueue,
11952 catch_clauses, false_label_stack, caught_return_label_stack,
11953 protect_list, current_function_ehc): Add accessor macros for the
11954 corresponding fields in current_function->eh; delete declarations
11955 for all items that used to be declared here.
11956 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
11957 catch_clauses, false_label_stack, caught_return_label_stack,
11958 protect_list, current_function_ehc): Delete variables.
11959 (init_eh_for_function): Allocate current_function->eh.
11960 (save_eh_status, restore_eh_status): Delete functions.
11962 * function.h (struct function): Add fields next_global and eh.
11963 Delete all exception handling related fields.
11964 * function.c (current_function): New variable.
11965 (all_functions): New variable.
11966 (push_function_context_to): Don't allocate a struct function,
11967 use current_function instead. Call init_dummy_function_start when
11968 outside a function. Clear current_function before returning.
11969 (pop_function_context_from): Restore current_function.
11970 Don't free the restored struct function.
11971 (prepare_function_start): New function.
11972 (init_dummy_function_start): New function.
11973 (init_function_start): Break out some code into prepare_function_start
11976 * stmt.c (save_stmt_status): Don't call save_eh_status.
11977 (restore_stmt_status): Don't call restore_eh_status.
11979 * Makefile.in: Update dependencies.
11981 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
11983 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
11984 of depending on a magic constant value. Update comments.
11985 (hppa_expand_prologue): Similarly.
11987 * pa.md (reload_indi, reload_outdi): Allow any register for the
11988 original reload register.
11990 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
11992 * cccp.c (print_help): Change marcos to macros.
11994 1999-07-30 Richard Henderson <rth@cygnus.com>
11996 * c-typeck.c (initializer_constant_valid_p): Move ...
11997 * c-common.c (initializer_constant_valid_p): ... here. Use
11998 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
11999 of label addresses.
12000 * c-common.h (initializer_constant_valid_p): Declare.
12001 * c-tree.h (initializer_constant_valid_p): Remove.
12003 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
12005 * config/i386/sol2-c1.asm: Align the stack.
12006 * config/i386/sol2-gc1.asm: Likewise.
12008 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
12010 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
12011 -Asparclite for sparc86x.
12012 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
12014 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
12016 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
12018 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
12019 the user if using the non-default arch size in BI_ARCH configuration.
12020 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
12022 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
12023 Fix patterns so that they actually match.
12024 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
12025 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
12026 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
12028 (mulsidi3): Reflect this in the expand.
12029 (smulsi3_highpart): Only on TARGET_ARCH32.
12030 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
12031 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
12032 (umulsidi3): Reflect this in the expand.
12033 (umulsi3_highpart): Only on TARGET_ARCH32.
12034 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
12035 don't require g0 to be zero.
12036 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
12037 ({,u}divsi3): New expands.
12038 ({,u}divsi3_sp64): New patterns.
12039 (after lshrdi3_v8plus): Four new patterns to help combiner
12040 optimizing nested mixed mode shifts.
12042 * config/sparc/sparc.c (sparc_override_options): Use deprecated
12043 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
12044 speed things up. Don't use them by default on plain v9 in 64bit
12045 mode, according to what SPAMv9 sais.
12047 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
12048 top 32 bits of %[og][0-7] in signal handlers.
12049 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
12051 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
12053 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
12054 (ashlsi3): Corresponding changes.
12056 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
12058 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
12060 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
12062 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12064 * arm.h (Hint): Delete macro.
12065 Substitute HOST_WIDE_INT for Hint in some prototypes.
12066 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
12068 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
12070 * builtins.c (expand_builtin_setjmp): Use force_operand to
12071 make sure that the buffer address is in a suitable form to be
12072 passed to force_reg.
12074 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
12076 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
12079 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
12081 * pa.md (indirect_jump): Remove mode from match_operand. Verify
12082 proper mode in the condition string.
12083 (icacheflush, dcacheflush): Remove modes from match_operands.
12085 * pa.c (emit_move_sequence): Always convert scratch_reg to the
12086 proper mode before using it.
12088 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
12091 * pa.c (store_reg): Do not call add_high_const generator directly.
12092 (load_reg, set_reg_plus_d): Likewise.
12093 * pa.md (add_high_const): No longer a named pattern.
12095 * pa.c (legitimize_address): Consistently use Pmode rather than
12096 SImode. Do not call gen_pic2_highpart directly anymore.
12097 * pa.md (pic2_highpart): No longer a named pattern.
12098 (pic2_lo_sum): Similarly. Reformat to make more readable.
12100 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
12105 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12107 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
12109 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
12111 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
12112 and tag the spill mems.
12113 (hppa_va_start): New.
12114 (hppa_va_arg): New.
12115 * pa.h (EXPAND_BUILTIN_VA_START): New.
12116 (EXPAND_BUILTIN_VA_ARG): New.
12118 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
12120 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
12121 and tag the spill mems.
12122 (mn10300_va_start): New.
12123 (mn10300_va_arg): New.
12124 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
12125 (EXPAND_BUILTIN_VA_ARG): New.
12127 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
12129 * mn10200.c (mn10200_va_arg): New.
12130 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
12132 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
12134 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
12135 rather than play with TREE_INT_CST_LOW.
12137 1999-07-27 Philip Blundell <pb@nexus.co.uk>
12139 * config/arm/telf.h: Include dbxelf.h.
12140 (CPP_PREDEFINES): Only define if not already defined.
12141 (ASM_IDENTIFY_GCC): Likewise.
12142 (SUBTARGET_EXTRA_SECTIONS): Likewise.
12143 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
12144 * config/arm/thumb.h (LINK_SPEC): Only define if not already
12146 (DBX_DEBUGGING_INFO): Don't define.
12147 * config/arm/linux-telf.h: New file.
12148 * config/arm/linux-tgas.h: New file.
12149 * config/arm/t-thumb-linux: New file.
12150 * config/arm/uclinux-elf.h: New file.
12151 * config/arm/uclinux-telf.h: New file.
12152 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
12153 thumb-*-uclinux): New targets.
12154 * configure: Regenerate.
12156 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
12158 * pa.md (post_store, pre_load): New expanders.
12159 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
12160 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
12161 need to directly generate RTL for them.
12162 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
12165 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
12167 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
12168 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
12169 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
12170 (secndary_reload_class): Make TARGET_ELF conditional compile.
12171 (print_operand_address): Similar.
12172 (output_toc): Print all values as hex.
12173 (get_issue_rate): Rearrange and add RS64A and PPC630.
12174 * rs6000.h (processor_type): Add RS64A and PPC630.
12175 (PROCESSOR_POWERPC64): New.
12176 (PROMOTE_MODE): Use word_mode.
12177 (RTX_COSTS): Add RS64A and PPC630.
12178 * rs6000.md (scheduling information): Add lmul and ldiv
12179 representing 64-bit integer multiply and divide. Add rs64a and
12180 PPC630 information.
12181 (ashldi3): Add support for "rldic" instruction.
12182 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
12184 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
12186 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
12187 instead of V8 for sparclite86x in cpu_table.
12189 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12191 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
12192 output_file_directive.
12194 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
12196 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
12197 tree for op1, not the rtl.
12199 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
12201 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
12202 to m88k_va_start, leaving only the register spill.
12203 (m88k_build_va_list): New.
12204 (m88k_va_start): New.
12205 (m88k_va_arg): New.
12206 * m88k.h (BUILD_VA_LIST_TYPE): New.
12207 (EXPAND_BUILTIN_VA_START): New.
12208 (EXPAND_BUILTIN_VA_ARG): New.
12210 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
12212 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
12213 Rename from expand_builtin_saveregs.
12214 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
12216 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
12218 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
12219 for the register spill block.
12220 (i960_build_va_list): New.
12221 (i960_va_start): New.
12222 (i960_va_arg): New.
12223 * i960.h (BUILD_VA_LIST_TYPE): New.
12224 (EXPAND_BUILTIN_VA_START): New.
12225 (EXPAND_BUILTIN_VA_ARG): New.
12226 * i960.md (store_multiple): Use change_address on individul mems.
12228 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
12230 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
12232 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
12233 (expand_builtin_va_end): Evaluate arg for side effects.
12234 * c-common.c (c_common_nodes_and_builtins): Construct a
12235 va_list_arg_type_node to handle array decomposition to pointer.
12237 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
12239 * except.c (start_dynamic_cleanup): Use force_operand on the
12242 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
12244 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
12245 * c4x.c (c4x_va_arg): New.
12247 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
12249 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
12250 has manual_pop set.
12252 1999-07-26 Nathan Sidwell <nathan@acm.org>
12254 * eh-common.h (__eh_matcher): Prototype correctly.
12256 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
12258 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
12259 (TARGET_SINGLE_PIC_BASE): Likewise.
12260 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
12262 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
12263 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
12264 (TARGET_OPTIONS): Add -mpic-register=N.
12265 (OUTPUT_INT_ADDR_CONST): New macro.
12266 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
12267 LEGITIMATE_PIC_OPERAND_P): Likewise.
12268 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
12269 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
12270 output_addr_const directly.
12271 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
12273 (thumb_pic_register, thumb_pic_register_string): Declare.
12275 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
12277 (label_mentioned_p): New function: Imported from arm.c.
12278 (legitimize_pic_address): New function: Imported from arm.c.
12279 (is_pic):New function: Imported from arm.c.
12280 (thumb_finalize_pic):New function: Imported from arm.c.
12281 (add_constant): Cope with PIC constants.
12282 (fixit): Cope with PIC constants.
12283 (output_return): Do not treat the PIC register as live if
12284 TARGET_SINGLE_PIC_BASE is true.
12285 (thumb_function_prologue): Do not treat the PIC register as live if
12286 TARGET_SINGLE_PIC_BASE is true.
12287 (thumb_expand_prologue): Do not treat the PIC register as live if
12288 TARGET_SINGLE_PIC_BASE is true.
12289 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
12290 TARGET_SINGLE_PIC_BASE is true.
12291 (thumb_print_operand): Accept '|'.
12292 (thumb_override_options): Process PIC options.
12294 * config/arm/thumb.md (movsi): Support PIC.
12295 (call_insn): Change "i" constraint to "X".
12296 (call_value_insn): Likewise.
12297 (consttable_4, consttable_8, consttable_end): Set and clear
12298 "making_const_table" as appropriate.
12299 (pic_load_addr, pic_add_dot_plus_four): New insns.
12301 * invoke.texi (Thumb Options): Fix spelling. Document new
12302 options -msingle-pic-base and -mpic-register=.
12304 1999-07-26 Andrew Haley <aph@cygnus.com>
12306 * config/m32r/initfini.c (__init): Use a full word immediate for
12307 __fini: this allows it to be placed in any memory region.
12309 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
12310 -mmodel=medium. This is OK for all memory models.
12312 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
12314 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
12315 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
12317 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
12319 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
12322 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
12324 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
12326 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
12327 (BUILD_VA_LIST_TYPE): New.
12328 (EXPAND_BUILTIN_VA_START): New.
12329 (EXPAND_BUILTIN_VA_ARG): New.
12330 * i860.c (output_delayed_branch): Disable.
12331 (output_delay_insn): Likewise.
12332 (i860_saveregs): New.
12333 (i860_build_va_list): New.
12334 (i860_va_start): New.
12335 (i860_va_arg): New.
12336 * i860.md: Disable all peepholes using output_delayed_branch.
12337 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
12339 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
12341 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
12342 (BUILD_VA_LIST_TYPE): New.
12343 (EXPAND_BUILTIN_VA_START): New.
12344 (EXPAND_BUILTIN_VA_ARG): New.
12345 * clipper.c (clipper_builtin_saveregs): Only dump registers.
12346 Return the address of the save area.
12347 (clipper_build_va_list): New.
12348 (clipper_va_start): New.
12349 (clipper_va_arg): New.
12351 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
12353 * arc.h (EXPAND_BUILTIN_VA_START): New.
12354 (EXPAND_BUILTIN_VA_ARG): New.
12355 * arc.c (arc_setup_incoming_varargs): Set alias set of
12357 (arc_va_start): New.
12360 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
12362 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
12363 (BUILD_VA_LIST_TYPE): New.
12364 (EXPAND_BUILTIN_VA_START): New.
12365 (EXPAND_BUILTIN_VA_ARG): New.
12366 * alpha.c (alpha_builtin_saveregs): Delete.
12367 (alpha_build_va_list): New.
12368 (alpha_va_start): New.
12369 (alpha_va_arg): New.
12371 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
12373 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
12375 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
12376 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
12378 * gcc.texi: More changes related to list conversion.
12379 * invoke.texi: Likewise.
12381 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
12383 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
12384 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
12385 (expand_builtin_next_arg): Accept ARGLIST not EXP.
12386 (stabilize_va_list): New function.
12387 (std_expand_builtin_va_start): New function.
12388 (expand_builtin_va_start): New function.
12389 (get_varargs_alias_set): New function.
12390 (std_expand_builtin_va_arg): New function.
12391 (expand_builtin_va_arg): New function.
12392 (expand_builtin_va_end): New function.
12393 (expand_builtin_va_copy): New function.
12394 (expand_builtin): Call them.
12395 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
12396 __builtin_{varargs_start,stdarg_start,end,copy}.
12397 (build_va_arg): New function.
12398 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
12399 (build_va_arg): Declare.
12400 * c-decl.c (ptr_type_node, va_list_type_node): New.
12401 * c-parse.gperf (__builtin_va_arg): New.
12402 * c-parse.in (VA_ARG): New token.
12403 (unary_expr): Recognize it.
12404 * expr.c (expand_expr): Expand VA_ARG_EXPR.
12405 * expr.h (std_expand_builtin_va_start): Declare.
12406 (std_expand_builtin_va_arg): Declare.
12407 (expand_builtin_va_arg): Declare.
12408 (get_varargs_alias_set): Declare.
12409 * tree.def (VA_ARG_EXPR): New.
12410 * tree.h (BUILT_IN_VARARGS_START): New.
12411 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
12412 (ptr_type_node, va_list_type_node): Declare.
12413 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
12414 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
12415 * m88k.h, m88k.c: Likewise.
12416 * mn10300.h, mn10300.c: Likewise.
12417 * pa.h, pa.c: Likewise.
12418 * rs6000.h, rs6000.c: Likewise.
12419 * sh.h, sh.c: Likewise.
12420 * sparc.h, sparc.c: Likewise.
12422 * emit-rtl.c (operand_subword): Copy alias set.
12423 (change_address): Likewise.
12425 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
12427 * pa.c (compute_frame_size): Scan all the used callee saved registers,
12428 not just the first one.
12430 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
12432 * config/arm/arm.h (TARGET_SWITCHES): Add
12433 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
12434 (TARGET_OPTIONS): Add -mpic-register=.
12435 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
12436 (arm_pic_register_string): Declare.
12437 (NEED_PLT_GOT): Delete, replace with ...
12438 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
12439 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
12440 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
12441 * config/arm/arm.c (arm_override_options): Add new option
12443 (arm_pic_register_string): New variable.
12444 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
12445 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
12446 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
12447 (output_return_instruction): Likewise.
12448 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
12449 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
12450 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
12452 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
12453 mention of -msched-prolog. Document new options -msingle-pic-base
12454 and -mpic-register=.
12456 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
12458 * haifa-sched.c (reemit_notes): Tidy.
12459 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
12462 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
12464 * explow.c (trunc_int_for_mode): New function.
12465 (plus_constant_wide): Use it.
12466 * combine.c (simplify_and_const_int): Likewise.
12467 (merge_outer_ops): Likewise.
12468 (simplify_shift_const): Likewise.
12469 * cse.c (simplify_unary_operation): Likewise.
12470 (simplify_binary_operation): Likewise.
12471 * emit-rtl.c (operand_subword): Likewise.
12472 * rtl.h: Declare it.
12474 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12476 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
12477 (use NUM_REGS instead of NUM_INTS).
12479 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12481 * builtins.c: New file.
12482 * expr.c (saveregs_value, apply_args_value): Delete definition,
12483 moved into builtins.c.
12484 (string_constant): No longer static.
12485 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
12486 apply_args_size, apply_result_size, result_vector,
12487 expand_builtin_apply_args, expand_builtin_apply,
12488 expand_builtin_return): Delete functions, moved into builtins.c.
12489 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
12490 * expr.h (saveregs_value, apply_args_value): Declare variables.
12491 (expand_builtin, string_constant): Declare functions.
12492 * Makefile.in: Update to build builtin.o.
12494 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
12496 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
12497 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
12498 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
12499 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
12501 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
12504 1999-07-21 Michael Meissner <meissner@cygnus.com>
12506 * print-rtl.c (print_rtx): Print the names of the virtual
12509 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
12511 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
12512 introduced in previous delta.
12514 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12516 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
12517 to avoid name clash.
12519 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
12521 * c-lex.c (yylex) : Correct the test for overflow when lexing
12524 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
12526 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
12527 (adjust_priority): Always call ADJUST_PRIORITY.
12528 (schedule_insn): Only put insns into the ready at cost 0.
12529 (schedule_block): Remove redundant initial sort. Give clock_var
12530 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
12532 * tm.texi (MD_SCHED_REORDER): Update docs.
12534 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
12535 * sparc.c (ultra_reorder_called_this_block): Delete.
12536 (ultrasparc_sched_init): Don't set it.
12537 (ultrasparc_sched_reorder): Don't check it.
12539 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
12541 * rs6000.h (struct rs6000_args): Add sysv_gregno.
12542 * rs6000.c (init_cumulative_args): Init sysv_gregno.
12543 (function_arg_boundary): Align DFmode.
12544 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
12545 to get fp reg and stack overflow correct.
12546 (function_arg): Likewise.
12547 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
12548 (setup_incoming_varargs): Restructure for ABI_V4; use
12549 function_arg_advance to skip final named argument.
12550 (expand_builtin_saveregs): Properly unskip the last integer arg
12551 when doing varargs. Adjust overflow location calculation.
12553 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
12554 explicitly unsigned.
12555 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
12556 (__VA_GP_REGSAVE): Similarly.
12557 (__va_longlong_p): Delete.
12558 (__va_arg_type_violation): New declaration.
12559 (va_arg): Restructure. Flag promotion errors. Align double.
12560 TFmode passed by reference.
12562 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
12563 in the HOST_BITS_PER_WIDE_INT > 32 case.
12565 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
12567 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
12569 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
12571 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
12572 * toplev.c (documented_lang_options): Add -fpreprocessed.
12573 * cpplib.h (struct cpp_buffer): Add preprocessed.
12574 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
12575 (cpp_start_read): Don't expand macros or emit an initial #line
12576 directive if -fpreprocessed.
12578 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12580 * cpplib.h (struct cpp_buffer): Added manual_pop for
12581 better C++ tokenization.
12582 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
12583 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
12584 * c-common.c (cpp_token): Make non-static.
12586 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12588 * c-common.h: New file.
12589 * c-common.c (permanent_obstack): Delete unused declaration.
12590 (c_global_trees): New array.
12591 (c_common_nodes_and_builtins): New function; split off common code
12592 from init_decl_processing in both c-decl.c and cp/decl.c.
12593 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
12594 c_global_trees and accessor macros defined in c-common.h.
12595 Include c-common.h.
12596 * c-decl.c: Delete definitions for tree nodes that were replaced by
12598 (init_decl_processing): Build void_list_node.
12599 Call c_common_nodes_and_builtins; delete code to generate the common
12601 * objc/objc-act.c (build_module_descriptor): Rename variable
12602 void_list_node to avoid clash with c-common.h.
12604 * Makefile.in: Update dependencies.
12605 * objc/Make-lang.in: Likewise.
12607 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
12609 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
12610 (UNIQUE_SECTION_P): Likewise.
12611 (UNIQUE_SECTION): Likewise.
12613 1999-07-19 Linas Vepstas <linas@linas.org>
12615 * config/i370/README: New file.
12616 * config/i370/linux.h: New file.
12617 * config/i370/mvs.h: New file.
12618 * config/i370/oe.h: New file.
12619 * config/i370/t-linux: New file.
12620 * config/i370/t-mvs: New file.
12621 * config/i370/t-oe: New file.
12622 * config/i370/x-oe: New file.
12623 * config/i370/xm-linux.h: New file.
12624 * config/i370/xm-mvs.h: New file.
12625 * config/i370/xm-oe.h: New file.
12627 * i370.c (label_node_t): Add first_ref_page, label_addr,
12628 label_first_ref, label_last_ref members.
12629 (mvs_need_base_reload): Renamed from mvs_label_emitted.
12630 (MAX_MVS_LABEL_SIZE): Define.
12631 (MAX_LONG_LABEL_SIZE): Define.
12632 (alias_node_t, alias_anchor, alias_number): New.
12633 (mvs_function_table): Reorder for EBCDIC.
12634 (ascebc, ebcasc): Unconditionally define.
12635 (i370_branch_dest, i370_branch_length): New functions.
12636 (i370_short_branch, i370_label_scan): New functions.
12637 (mvs_get_label): Renamed from mvs_add_label. Search for
12638 an existing label before creating a new one.
12639 (mvs_add_label): New function.
12640 (mvs_get_label_page): New function.
12641 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
12642 over the entire list.
12643 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
12644 (mvs_check_page) [TARGET_ELF_ABI]: New function.
12645 (mvs_add_alias, mvs_need_alias): New functions.
12646 (mvs_get_alias, mvs_check_alias): New functions.
12647 (handle_pragma): New function.
12648 (mvs_function_check): New function.
12649 (unsigned_jump_follows_p): Search harder.
12650 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
12651 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
12652 * i370.h (TARGET_VERSION): Delete.
12653 (CPP_SPEC, CPP_PREDEFINES): Delete.
12654 (mvs_label_emitted): Delete.
12655 (TARGET_EBCDIC): Delete.
12656 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
12657 (HANDLE_PRAGMA): Define.
12658 (HARD_REGNO_NREGS): Handle complex modes.
12659 (HARD_REGNO_MODE_OK): Likewise.
12660 (CLASS_MAX_NREGS): Likewise.
12661 (RET_REG): Likewise.
12662 (EXTRA_CONSTRAINT): Define.
12663 (RETURN_IN_MEMORY): True for DImode.
12664 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
12665 (FUNCTION_PROFILER): Delete.
12666 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
12667 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
12668 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
12669 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
12670 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
12671 (ASM_FILE_START): Add "RMODE ANY".
12672 (ASM_OUTPUT_EXTERNAL): Check for aliases.
12673 (ASM_GLOBALIZE_LABEL): Likewise.
12674 (ASM_OUTPUT_LABELREF): Likewise.
12675 (ASM_OUTPUT_COMMON): Likewise.
12676 (PRINT_OPERAND): Handle 'K', 'W', default.
12677 (PRINT_OPERAND_ADDRESS): New.
12678 (Lots of defines): Add support for TARGET_ELF_ABI.
12679 * i370.md (attr length): New. Define for all patterns.
12680 (*): Lots of tweeks to assembly output and constraints.
12682 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
12684 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
12685 Disable patterns performing SImode comparisons with SImode values
12686 if TARGET_POWERPC64 and instruction does not sign-extend or does
12687 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
12688 differ for signed quantities.
12689 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
12690 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
12691 (decrement_and_branch_on_count): Add 64-bit variant.
12693 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12695 * final.c (output_asm_insn): When searching for the matching string
12696 for a given dialect, don't run past the end of the list of
12697 alternatives if there are fewer alternatives in the template than
12700 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
12702 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
12703 Removed paragraph about compression of files and size limitation,
12704 duplicated in the FAQ. Use gcc-patches for posting patches.
12705 * gcc.c (main): Updated URL with bug reporting instructions to
12706 gcc.gnu.org. Removed e-mail address.
12707 * system.h (abort): Likewise.
12709 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12711 * Makefile.in (stmp-multilib-sub): Make the files extracted
12712 from $(LIBGCC1) writable.
12714 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
12716 * config/arm/aout.h: Reformat for improved readability.
12718 * config/arm/arm.h: Reformat for improved readability.
12719 Replace uses of fprintf with asm_fprintf where appropriate.
12720 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
12721 function declaration assembler actions.
12722 (NUM_INTS): New macro: Convert from bytes to words.
12723 (NUM_REGS): New macro: Compute number of registers required to
12724 hold a quanitity of tyep MODE.
12725 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
12727 (NUM_ARG_REGS): New macro: The number of argument registers
12729 (ARG_REGISTER): New macro: Compute the register number of the Nth
12731 (LAST_ARG_REGNUM): New macro: The number of the last argument
12733 (SP_REGNUM): New macro: Register number of the stack pointer.
12734 (FP_REGNUM): New macro: Register number of the frame pointer.
12735 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
12736 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
12737 CUMULATIVE_ARGS so that it counts registers not bytes.
12739 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
12741 Replace uses of fprintf with asm_fprintf where appropriate.
12742 (output_ascii_pseudo_op): Replace with version from thumb.c
12744 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
12746 * config/arm/elf.h (CPP_PREDEFINES): Replace with
12747 SUBTARGET_CPP_SPEC.
12748 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
12749 (ASM_FILE_START): Emit ASM_APP_OFF.
12751 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
12753 * pa.c (compute_frame_size): Round frame according to
12754 STACK_BOUNDARY rather than a hardwired value.
12756 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
12758 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
12760 * configure: Rebuilt.
12762 * configure.in (hppa*-*-linux*): New configuration.
12763 * configure: Rebuilt.
12764 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
12765 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
12766 * pa/pa-linux.h: New file.
12767 * pa/t-linux: New file.
12768 * pa/xm-linux.h: New file.
12770 * pa.c (hppa_legitimize_address): Change references from SImode to
12771 either Pmode or word_mode as appropriate.
12772 (emit_move_sequence, store_reg, load_reg): Likewise.
12773 (set_reg_plus_d, hppa_expand_prologue): Likewise.
12774 (output_mul_insn): Likewise.
12775 * pa.h (PROMOTE_MODE): Likewise.
12776 (INITIALZE_TRAMPOLINE): Likewise.
12777 (Pmode): Define to word_mode.
12779 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
12780 value of 4. Allocate 8 bytes for each FP register save.
12781 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
12783 (hppa_expand_prologue): Likewise.
12784 * pa.h (PROMOTE_MODE): Likewise.
12785 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
12786 (FUNCTION_ARG_BOUNDARY): Likewise.
12788 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
12790 * pa.c (out_of_line_prologue_epilogue): Delete.
12791 (override_options): Remove -mspace related code.
12792 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
12793 (compute_frame_size): Only allocate space for register that
12794 actually need to be saved.
12795 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
12796 (TARGET_SWITCHES): Remove -mspace, -mno-space
12797 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
12798 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
12799 * pa/ee.asm, pa/ee_fp.asm: Delete.
12801 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
12803 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
12804 directive in column zero.
12806 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
12808 * m68k.c (output_function_prologue): Fix computation of save mask
12809 when generating PIC code.
12811 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
12813 * tree.c (build_type_attribute_variant): Move current_obstack restore
12814 after build_qualified_type call.
12816 1999-07-15 Mark Mitchell <mark@codesourcery.com>
12818 * configure.in: Use t-iris6, even with GNU LD.
12819 * config/mips/iris6gld.h: Fix typo in linker spec.
12820 * config/mips/t-iris6gld: Remove.
12822 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
12824 * rs6000.md (insv, extzv): Remove SImode dependence in named
12825 patterns. Explicitly generate DImode RTL if PowerPC64 and
12827 (insvdi): Reverse start and size in instruction template.
12829 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
12831 * invoke.texi: Typo fixes.
12833 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
12835 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
12836 handle at this time instead of silently generating incorrect code.
12837 (gen_imagpart): Likewise.
12839 * reload.c (find_reloads): Emit a USE for a pseudo register without
12840 a hard register if we could not create an optional reload for the
12843 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12845 * c-typeck.c (output_init_element, process_init_element):
12846 When advancing constructor_unfilled_fields for a RECORD_TYPE,
12847 check for nameless bit fields.
12849 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
12851 * regclass.c (scan_one_insn): Notice subregs that change the
12852 size of their operand.
12853 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
12855 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
12857 * configure.in (alpha*-*-*): Include alpha/t-ieee.
12858 * configure: Rebuilt.
12859 * alpha/t-ieee: New file.
12861 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
12863 * rs6000.c (find_addr_reg): Do not select r0 as an address
12866 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
12868 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
12870 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
12872 * rs6000.md (movsf): Do not force easy FP constants into memory.
12874 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
12875 immed_double_const to ensure they are properly truncated then
12878 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
12880 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
12881 always unless NO_DEBUG is used. Compile this code
12883 (replace_symbols_in_block): Compile it unconditionally.
12885 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
12887 * configure.in (i?86-*-elf*): New target.
12888 * configure: Rebuilt.
12889 * i386/i386elf.h, i386/t-i386elf: New files.
12891 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
12893 * toplev.c (main): Don't complain about saying -gdwarf.
12894 (rest_of_compilation): Remove redundant code.
12896 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
12898 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
12900 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
12902 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
12903 "Li960R:", to avoid name clash.
12905 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12907 * loop.c (check_dbra_loop): When reversing a loop, delete all
12908 REG_EQUAL notes referencing the reversed biv except those which are
12909 for a giv based on it.
12911 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
12913 * version.c: Drop "gcc-" prefix from version #.
12915 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
12917 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
12918 the label if we're being verbose.
12920 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
12922 * m68k.c (output_function_prologue): Add pic register to mask
12923 if live and flag_pic.
12924 (output_function_epilogue): Likewise.
12926 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
12928 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
12929 directives in column zero.
12931 * pa/elf.h (ASM_FILE_START): Define.
12932 * pa/som.h (ASM_FILE_START): Include .level directives.
12933 * pa/hpux10.h (ASM_FILE_START): Delete.
12934 * pa/hpux11.h (ASM_FILE_START): Delete.
12936 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
12938 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12940 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
12941 when reload_out equals reload_in.
12943 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
12945 * invoke.texi (Spec Files): New node: Describe the contents of
12948 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
12950 * invoke.texi (DEC Alpha Options): Put @end table at
12951 beginning of line, to avoid confusing texi2html.
12953 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
12955 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
12956 introduced in previous delta.
12958 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12960 * reload1.c (gen_reload): When synthesizing a 3 operand add
12961 sequence, improve test for when to reload OP1 into the reload
12962 register instead of OP0.
12964 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
12966 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
12968 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
12970 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
12973 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
12975 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
12976 (va_dcl): Use __builtin_va_alist_t.
12978 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
12980 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
12981 on the permanent_obstack.
12982 * dwarfout.c (output_type): Likewise.
12984 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
12986 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
12987 Merged from c-typeck.c and cp/typeck.c.
12988 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
12989 Merged into c-common.
12991 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
12993 * c-lex.c (errorcount): Declare it.
12994 (finish_parse): Update errorcount when using CPPLIB.
12996 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
12998 * fixinc/inclhack.def(end_else_label): Double the backslash so
12999 sed gets a chance to see it.
13000 * fixinc/inclhack.sh: regen
13001 * fixinc/fixincl.x: regen
13003 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
13005 Add framework to support armv5 architecture when it becomes
13008 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
13009 (arm_arch5): New variable.
13010 (all_architectures): Add armv5 line.
13011 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
13012 -march=armv5 is specified on the command line.
13013 (arm_arch5): Export this variable.
13014 * invoke.texi: Document new string accepted by -march= switch for
13017 * config/arm/arm.h: Replace use of constant 12 as a register
13018 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13019 * config/arm/arm.c: Replace use of constant 12 as a register
13020 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13022 * config/arm/elf.h: Tidy up.
13023 * config/arm/coff.h: Tidy up.
13025 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
13027 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
13028 * gcc/config/mips/t-iris6gld: New file.
13029 * gcc/config/mips/iris6gld.h: Likewise.
13031 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
13033 * c-decl.c (widest_integer_literal_type_node,
13034 widest_unsigned_literal_type) : New.
13035 (init_decl_processing): Handle/use the two new types.
13036 * c-common.c (type_for_size,type_for_mode) : Same.
13037 * c-lex.c (yylex) : Same.
13038 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13040 * c-tree.h (widest_integer_literal_type_node,
13041 widest_unsigned_literal_type) : New.
13043 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
13045 * dwarfout.c (field_byte_offset): Correctly compute the object's
13046 byte offset for the first bit of a field which crosses an alignment
13047 boundary on a !BYTES_BIG_ENDIAN target.
13049 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
13051 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
13054 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
13055 Jeff Law <law@cygnus.com>
13057 * ginclude/varargs.h (va_dcl): Use word_mode for type of
13060 * except.c: Include intl.h.
13061 (expand_eh_return): Set current_function_cannot_inline.
13062 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
13063 * function.h (struct function): Add eh_return_stub_label.
13064 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
13065 * Makefile.in (except.o): Depend on intl.h.
13067 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
13069 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
13070 same as offsettable in cases 1 and 2.
13072 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
13074 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
13075 (extlh, extwh): Likewise.
13077 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
13079 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
13081 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
13083 * configure.in: Add arm-pe and thumb-pe targets.
13084 * configure: Regenerate.
13086 * thumb.c (arm_naked_function_p): New function: Determines if
13087 a function is naked (has no gcc generated prologue/epilogue).
13088 (is_called_in_ARM_mode): Return true if the func has the
13089 interfacearm attribute.
13090 (output_return): Do not generate a return for naked functions.
13091 (thumb_function_prologue): Do not generate a prologue for
13093 (thumb_expand_prologue): Do not generate a prologue for naked
13095 (thumb_expand_epilogue): Do not generate an epilogue for naked
13097 (arm_valid_machine_decl_attribute): New function, copied from
13098 arm.c: Permit naked and interfacearm attributes.
13100 * config/arm/pe.c: New file: Support code for arm-pe target.
13101 * config/arm/pe.h: New file: Header file for arm-pe target.
13102 * config/arm/tpe.h: New file: Header file for thumb-pe target.
13103 * config/arm/t-thumb-pe: New file: Makefile fragment for
13106 1999-07-01 Mark Kettenis <kettenis@gnu.org>
13108 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
13109 -fPIC or -fpic is specified.
13111 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
13113 * expr.c (emit_block_move): Use copy_to_mode_reg for
13114 !TARGET_MEM_FUNCTIONS case too.
13116 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
13118 * configure: Rebuilt.
13119 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
13120 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
13121 definitions made redundant by dbxelf.h inclusion. Delete
13122 lots of definitions related to assembly output that are
13123 specific to the SOM object format.
13124 * pa.c (output_function_prologue): Do not emit the function's
13126 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
13127 * pa-pro.h: Deleted.
13128 * som.h: New file with SOM specific definitions.
13129 * elf.h: New file with ELF specific definitions.
13131 * elfos.h (const_section): Output a tab before assembler directives.
13132 (ctors_section, dtors_section): Likewise.
13133 (ASM_OUTPUT_SECTION_NAME): Likewise.
13135 * pa/pa1.h: Delete unused file.
13137 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
13139 * configure.in (hppa*-hp-hpux11*): New configuration.
13140 * configure: Rebuilt.
13141 * pa/pa-hpux11.h: New file.
13142 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
13145 * mips.md (leasi, leadi): New patterns.
13147 * expr.c (emit_block_move): Properly handle case where one of the
13148 block move arguments has a queued increment or decrement.
13149 (clear_storage): Similarly. Fix formatting goof.
13151 1999-06-28 "David O'Brien" <obrien@NUXI.com>
13153 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
13154 semicolon from the BSD VA_LIST replacement expression.
13156 * fixinc/inclhack.sh: regen
13157 * fixinc/fixincl.x: regen
13159 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
13160 now use the fixincl program.
13162 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
13164 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
13165 case. Also make the PIC register call_used.
13167 * m68k.h (FINALIZE_PIC): Delete.
13168 * m68k.c (finalize_pic): Delete.
13170 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
13172 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
13175 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
13177 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
13179 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
13181 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
13183 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
13185 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
13187 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
13189 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
13191 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
13193 * rs6000.c (output_toc): Always use hex values for floating-point
13194 constants. Store single-precision values in upper-half of TOC
13195 entry in 64-bit mode.
13196 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
13197 to final constraints.
13198 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
13199 (fctiwz): Improve accuracy of RTL for pattern.
13201 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
13203 * expr.c (expand_expr): Allow RTL_EXPR's through the
13204 MAX_INTEGER_COMPUTATION_MODE checks.
13206 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
13208 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
13209 such that MASK_SUPPORT_ARCH is not negative.
13211 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
13213 * loop.c (verify_dominator): Properly handle ADDR_VEC and
13214 ADDR_DIFF_VEC insns that appear inside loops.
13216 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
13217 Jeff Law <law@cygnus.com>
13219 * rs6000.md (movdf_hardfloat32): Revert previous patch.
13220 Handle LO_SUM the same as offsettable in cases 1 and 2.
13221 * rs6000.c (find_addr_reg): Revert previous patch.
13223 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
13225 * system.h (strstr): New external function declaration.
13226 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
13227 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
13228 * config.in, configure: Rebuilt.
13230 1999-06-24 Tom Tromey <tromey@cygnus.com>
13232 * gcc.c (main): Read user-specified specs files after computing
13233 additional startfile_prefixes.
13235 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
13237 Revert these two patches:
13239 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13240 * loop.c (strength_reduce): When doing biv->giv conversion, update
13241 reg note of NEXT->insn.
13243 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13244 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13246 (recombine_givs): Set ix field after sorting.
13248 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13250 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
13251 for the parts of an UNSPEC / UNSPEC_VOLATILE.
13253 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
13255 *fixinc/inclhack.def: Add fix development commentary
13256 (read_ret_type): reactivate and add selection clause
13257 (zzz_*): tweak output file name to match what is used in hackshell.tpl
13258 *fixinc/{fixincl.x|inclhack.sh}: regen
13260 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
13262 * expr.c (expand_expr): STRIP_NOPS before checking against
13263 MAX_INTEGER_COMPUTATION_MODE
13264 (check_max_integer_computation_mode): Likewise.
13266 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
13268 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
13270 1999-06-22 Jim Wilson <wilson@cygnus.com>
13272 * expr.c (store_expr): When target is a promoted subreg, return a
13273 promoted subreg as a result.
13275 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
13277 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
13279 (dwarf2out_define): Mark unused parameters appropriately.
13280 (gen_unspecified_parameters_die): Ditto.
13281 (gen_subprogram_die): Fix signed/unsigned warnings.
13282 (gen_variable_die): Ditto.
13284 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
13286 * fixinc/inclhack.def(end_else_label): combined else_label
13287 and endif_label and fixed the sed expression.
13288 *fixinc/{fixincl.x|inclhack.sh}: regen
13290 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
13292 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
13293 'x' when handling non-offsettable addresses
13295 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
13297 * final.c (shorten_branches): Don't try to split an insn that has
13300 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
13302 * config/mips/mips.c (symbolic_expression_p): New function.
13303 (mips_select_rtx_section): Put symbolic expressions in the
13304 data section, not the read-only data section.
13306 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
13308 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
13310 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
13312 * collect2.c (main): Log frame table count.
13313 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
13314 (scan_prog_file) [COFF]: Handle frame tables.
13316 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
13317 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
13318 * alpha/elf.h: Undef them again.
13319 * alpha/vms.h: Remove their definitions.
13321 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13323 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
13324 remove the clobber of r0 and change the REG_UNUSED note to
13327 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
13329 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
13330 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
13331 fits in HOST_WIDE_INT and one uses union to access a long constant
13334 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
13336 * sparc.c (sparc_override_options): Don't allow profiling for
13337 code models other than medlow.
13338 (sparc_function_profiler): New function from old FUNCTION_PROFILER
13339 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
13340 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
13341 (sparc_block_profiler): Likewise.
13342 (sparc_function_block_profiler_exit): Likewise.
13343 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
13344 (FUNCTION_BLOCK_PROFILER): Likewise.
13345 (BLOCK_PROFILER): Likewise.
13346 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
13347 (MCOUNT_FUNCTION): New.
13348 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
13349 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
13350 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
13351 (MCOUNT_FUNCTION): New.
13352 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
13353 (BLOCK_PROFILER): Delete.
13354 (MCOUNT_FUNCTION): New.
13356 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
13358 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
13360 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13362 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13365 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13368 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13371 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13374 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
13376 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
13379 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
13381 * i386/djgpp.h (LIB_SPEC): New.
13382 (STARTFILE_SPEC): New.
13384 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
13386 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
13388 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
13391 * system.h (WSTOPSIG): New macro.
13393 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
13395 * c-pragma.c (push_alignment): Don't ignore alignments greater than
13397 (insert_pack_attributes): Take into account member natural
13400 * i386/winnt.c (exports_head): New static variable.
13401 (i386_pe_record_exported_symbol): New function.
13402 (i386_pe_asm_file_end): Use.
13403 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
13404 symbols to be emitted at end of assembly.
13405 (ASM_DECLARE_OBJECT_NAME): Likewise.
13406 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13408 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
13411 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
13413 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
13416 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
13418 * haifa-sched.c (sched_analyze_1): Use free_list instead of
13419 zapping reg_last_uses directly.
13420 (sched_analyze_2, sched_analyze_insn): Likewise.
13421 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
13423 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
13425 * rs6000.md (movdf_hardfloat32): Use worst case insn length
13426 attributes for cases 1 and 2.
13428 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
13430 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
13433 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
13435 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
13437 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
13439 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
13440 PIC_OFFSET_TABLE_REGNUM for general alloaction.
13441 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
13442 must be stacked if it is used for PIC accesses.
13443 * arm.c (use_return_insn): Handle PIC register specially.
13444 (output_return_instruction): Likewise.
13445 (output_func_{prologue,epilogue}): Likewise.
13446 (output_expand_prologue): Likewise.
13448 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
13449 (*strsi_predec): Renamed from *strqi_predec.
13450 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
13451 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
13453 * arm.c (arm_override_options): Remove warning about PIC code
13454 not being supported.
13456 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
13458 * rs6000.c (find_addr_reg): New function.
13459 * rs6000.h (find_addr_reg): Declare.
13460 (offsettable_addr_operand): Delete.
13461 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
13462 from and stores to GPRs.
13464 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
13466 * alpha.c (alpha_expand_block_move): Use get_insns rather than
13467 gen_sequence as argument to emit_no_conflict_block.
13469 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13471 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
13472 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
13473 *fixinc/fixincl.x: regen
13474 *fixinc/inclhack.sh: regen
13476 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
13478 * added support for -mpcrel (PC relative addressing for m68k)
13479 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
13480 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
13481 * m68k.c (print_operand_address): Handle 32-bit PIC case.
13482 (comments for general_src_operand): Add some explanation
13483 about EXTRA_CONSTRAINTS.
13484 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
13485 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
13486 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
13487 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
13488 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
13489 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
13490 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
13491 if not already set.
13492 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
13493 * m68k.h (TARGET_PCREL): New target flag.
13494 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
13495 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
13496 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
13497 contains a SYMBOL_REF. Relax this constraint during reload, since
13498 we want to use the predicates, not reload's built-in concept of a
13499 valid memory address, to control what insns need reloading.
13500 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
13501 operands (essentially 'g', 'm', and 's' under normal circumstances).
13502 * m68k.c (print_operand): Cause printing of pc-relative addresses
13503 to include pc register.
13504 (print_operand_address): Ditto.
13505 (general_src_operand): Accept operands that are not only
13506 general_operands, but are also valid when used as a pc-relative
13508 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
13509 (memory_src_operand): Similar, for memory_operands.
13510 (pcrel_address): New predicate to accept the special case of a
13511 pc-relative address.
13512 * m68k.md (many patterns): Rewrite common SImode, HImode, and
13513 QImode insns to accept *_src_operand instead of *_operand where
13514 pc-relative operands can fit. For example, a pc-relative operand
13515 can be used as a memory source operand for addsi3, but not as a
13516 memory destination.
13517 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
13519 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
13521 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
13522 .thumb_set pseudo op to mark aliases of thumb functions.
13524 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
13526 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
13527 preference to ASM_OUTPUT_DEF, if it is defined.
13529 * tm.texi: Document new, optional target macro
13530 ASM_OUTPUT_DEF_FROM_DECLS.
13532 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13534 * fixincludes: ISCNTL patch
13535 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
13536 (dgux_int_varargs): new for DG/UX
13537 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
13539 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
13541 * invoke.texi (ia32 options): Fix typo.
13543 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13545 * loop.c (strength_reduce): When doing biv->giv conversion, update
13546 reg note of NEXT->insn.
13548 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
13550 * loop.c (move_movables): Note issues with replacing REGs with
13552 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
13554 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
13556 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
13558 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
13559 the reference to `mcount' was not correct for the ELF on FreeBSD.
13561 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13563 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13566 (recombine_givs): Set ix field after sorting.
13568 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
13570 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
13571 to safe to extract a subword out of a REG.
13573 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13575 * sh.md (mulsi3): Don't add a no-op move at the end.
13577 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13579 * cse.c (cse_insn): Don't put hard register source into tables for
13580 the last insn of a libcall.
13582 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13584 * loop.c (strength_reduce): Insert sets of derived givs at every
13585 biv increment, even if it's the only one.
13587 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
13589 * dwarfout.c (add_incomplete_type): New fn.
13590 (output_type): Call it.
13591 (retry_incomplete_types): New fn.
13592 (dwarfout_finish): Call it.
13594 From Eric Raskin <ehr@listworks.com>:
13595 (output_type): Output types for bases.
13597 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
13599 * mips.c (mips_output_conditional_branch): Add `break'
13600 between `default' label and `close braces'.
13602 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
13604 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
13605 specifications and make it realistic.
13606 (LIB_SPEC): Likewise.
13608 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
13610 * config/mips/mips.c (mips_secondary_reload_class): Check for
13611 (PLUS (SP) (REG)) and return appropriate register class.
13612 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
13613 Handle (PLUS (SP) (REG)).
13614 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
13615 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
13616 of emit_insn for tablejump.
13618 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
13620 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
13621 asm_fprintf format string by itself.
13622 (output_function_profiler): Likewise.
13624 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
13626 * combine.c (simplify_logical, case AND): Only call
13627 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
13628 or the constant is positive.
13630 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
13632 * configure.in: Fix typo in rs6000-ibm-aix4 case.
13633 * configure: Regenerate.
13635 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
13637 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
13638 require a sub-version #.
13639 * configure: Rebuilt.
13641 1999-06-14 Robert Lipe (robertlipe@usa.net)
13643 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
13645 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
13647 * c-typeck.c (process_init_element): Detect excess elements in
13648 char array initializer.
13650 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13652 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
13654 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13656 * invoke.texi (Option Summary): Add -fpermissive flag.
13658 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
13660 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
13661 that require PIC code sequences.
13663 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
13665 * configure.in: Add new target: thumb-elf.
13666 * configure: Regenerate.
13667 * config/arm/t-thumb-elf: New file: Makefile fragment for
13669 * config/arm/telf.h: New file: Header file for thumb-elf
13672 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
13674 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
13675 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
13676 initializers is some circumstances.
13678 * fixinc/inclhack.def (endif_label): Add additional selector for
13679 more bogus stuff after #endif statements.
13680 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
13682 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
13684 * i386/cygwin.h (SET_ASM_OP): Define.
13686 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
13688 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
13690 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13692 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
13695 * sh.md (ic_invalidate_line_i): Remove second alternative.
13697 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13699 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
13700 test for the presence of valid prototypes. Delete bypass expr.
13701 (ioctl_fix_ctrl): Correct the selection expression.
13702 (no_double_slash): Correct quoting rules
13703 *fixinc/fixincl.x: regen
13704 *fixinc/inclhack.sh: regen
13706 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
13708 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
13710 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13712 * rs6000.md (movsi_got_internal_mem): Delete.
13713 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
13714 (GOT_TOC_REGNUM): Delete.
13715 (PIC_OFFSET_TABLE_REGNUM): Define.
13716 (FINALIZE_PIC): Disable.
13717 * rs6000.c (rs6000_got_register): New code for fixed pic register.
13718 (rs6000_replace_regno): Delete.
13719 (rs6000_finalize_pic): Likewise.
13720 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
13722 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13724 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
13725 is a note; use <= for the compare; advance P while it is
13728 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
13730 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
13731 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
13733 * varasm.c (remove_from_pending_weak_list): Verify t->name
13734 is non-NULL before passing it to strcmp.
13736 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13738 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
13739 the typed arguments are not part of a comment
13740 (ioctl_fix_ctrl): Added a purpose comment
13741 *fixinc/fixincl.x: regenerate
13742 *fixinc/inclhack.sh: regenerate
13744 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13746 * invoke.texi: Add C4x invocation docs.
13748 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13750 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
13752 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
13754 (c4x_legitimize_reload_address): New function.
13755 * config/c4x/c4x.md: Update docs.
13757 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
13759 * fixincludes: Avoid removing '.'.
13760 * fixinc/fixinc.svr4: Likewise.
13761 * fixinc/fixinc.winnt: Likewise.
13762 * fixinc/inclhack.tpl: Likewise.
13763 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
13765 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13767 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
13769 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
13771 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
13773 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
13776 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
13778 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
13779 * configure: Regenerate.
13781 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
13783 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
13786 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
13788 * fixinc/inclhack.def (avoid_bool): Also catch
13789 "typedef [unsigned] int bool".
13790 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
13792 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
13793 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
13794 * configure: Rebuilt.
13796 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
13798 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
13799 such that we can override its definitions if necessary.
13800 (CPP_SPEC): New define. Support processor specific predefines via
13802 (CC1_SPEC): New define. Support processor specific compiler
13803 options via %(cc1_cpu).
13804 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
13807 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13809 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
13810 between sed's -e flag, and the open-quote following it.
13811 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
13813 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
13814 Jeffrey A Law (law@cygnus.com)
13816 * varasm.c (assemble_start_function): Remove the function
13817 from the pending weak decls list when we define a function.
13818 (assemble_variable): Similarly for variables.
13819 (weak_finish): Ignore items on the list with a NULL name.
13820 (remove_from_ending_weak_list); New function to "remove" an item
13821 from the pending weak declarations list.
13823 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13825 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
13827 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
13829 * c-lex.c (GETC): Redefine to call getch.
13830 (UNGETC): Redefine to call put_back.
13831 (putback_buffer): New structure type.
13832 (putback): New static structure.
13833 (getch): New function.
13834 (put_back): New function.
13835 (yylex): Replace unused bytes from bad multibyte character.
13837 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
13839 * cpplib.c (do_define): Cast `alloca' return value.
13840 (do_include, do_undef, do_pragma): Likewise.
13841 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
13843 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
13844 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
13846 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
13848 * sparc.md (abstf2): This should be an expand.
13849 (split after abstf2_notv9): Fix mode.
13850 (abstf2_hq_v9): New pattern.
13851 (abstf2_v9): Only use when no hard quad.
13852 (absdf2_v9): Fix if target is not the same as source.
13853 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
13854 Add correct output constraints.
13856 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
13858 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
13859 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
13861 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
13863 * mips.h (mips_output_conditional_branch): New function.
13864 (mips_adjust_insn_length): Likewise.
13865 (ASSEMBLER_SCRATCH_REGNUM): New macro.
13866 (ADJUST_INSN_LENGTH): Likewise.
13867 * mips.c (print_operand): Add `F' and `W' for floating-point
13868 comparison opcodes.
13869 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
13871 (mips_adjust_insn_length): New function.
13872 (mips_output_conditional_branch): New function.
13873 * mips.md (length): Adjust attribute definition to handle
13874 conditional branches. Change lengths to bytes, rather than
13875 instructions throughout. Remove length attribute from
13876 instructions whose length is four bytes, and rely on the default
13878 (dslot): Fix typo in comment.
13879 Reword conditional branch patterns to use
13880 mips_output_conditional_branch.
13882 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13884 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
13885 (LIB_SPEC): Likewise.
13886 Link with -lprof1_r for -g/-pg.
13888 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
13890 * loop.c (check_dbra_loop): Fix change of Jan 19.
13892 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
13894 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
13895 (STARTFILE_SPEC): Define, override the svr4.h version.
13896 (ENDFILE_SPEC): Likewise.
13898 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
13900 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
13901 * fixinc/fixincl.x: Regenerated.
13902 * fixinc/inclhack.sh: Regenerated.
13904 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13906 * sh.c (barrier_align): Don't return early for normal branch/barrier
13907 when optimizing for SH2.
13909 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
13911 * i386/udk.h (LINK_SPEC): Correct linker search path for
13914 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13916 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
13917 (braf_label_ref_operand): Delete.
13918 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
13919 * sh.md (casesi_jump_2): Operand1 is now the inside of a
13920 label_ref, and has no predicate.
13921 The patten has a predicate to guard against invalid substitutions.
13922 (dummy_jump): Delete.
13923 (casesi): Update use of casesi_jump_2.
13925 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13927 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
13928 *fixinc/fixincl.x: regenerate
13929 *fixinc/inclhack.sh: regenerate
13931 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
13933 * dwarf2out.c (add_incomplete_type): New fn.
13934 (gen_struct_or_union_type_die): Call it.
13935 (retry_incomplete_types): New fn.
13936 (dwarf2out_finish): Call it.
13938 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
13940 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
13941 current block starts with a CODE_LABEL and ends with a CALL and
13942 we can not find all the argument setup instructions for the CALL.
13944 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
13946 Revert this change:
13947 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
13948 something is a candidate for optimize_bit_field_compare.
13950 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13952 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
13954 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
13956 * alpha.c (override_options): Thinko in last patch.
13958 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
13959 (LIB_SPEC): Recognize -pthread.
13961 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
13963 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
13964 definition in config/arm/coff.h
13965 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
13967 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13969 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
13970 fixes that need "file=xxx\n" prepended before invocation
13971 (start_fixer - new): starting the fixer process is complex enough
13972 to warrent its own routine. It prepends the "file=xxx\n" stuff.
13973 (process): uses the new routine; omit usage of putenv()
13974 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
13975 * fixinc/fixincl.x: regenerate
13977 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
13979 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
13980 and version #s (1.1 -> 2.96) as needed.
13981 * README.g77: Kill way out of date file in the toplevel directory.
13983 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
13985 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
13986 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
13987 * configure: Rebuilt.
13988 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
13989 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
13990 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
13991 (SWITCH_TAKES_ARG): Likewise.
13992 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
13993 * config/t-freebsd: Moved from config/i386/ so it can used for all
13996 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
13998 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
14000 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
14002 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
14003 * configure: Rebuilt.
14005 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
14007 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
14008 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
14009 * rs6000/rs6000.c (rs6000_file_start): Use putc.
14010 (rs6000_output_load_toc_table): Same.
14011 (output_prolog, output_mi_thunk): Same.
14012 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
14013 (ASM_GLOBALIZE_LABEL): Use putc.
14015 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
14017 * alpha.md (reload_*_help): New patterns and splitters.
14018 (reload_*): Use them.
14019 (mov[qh]i): Likewise.
14021 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
14023 * cccp.c (handle_directive): Handle backslash-newlines in quoted
14026 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
14028 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
14030 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
14032 * flow.c (mark_regs_live_at_end, insn_dead_p,
14033 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
14034 and HARD_FRAME_POINTER_REGNUM special treatment if reload
14035 hasn't run or the frame pointer is needed.
14036 * haifa-sched.c (attach_deaths): Likewise.
14037 * sched.c (attach_deaths): Likewise.
14039 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
14041 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
14042 calculate_can_reach_end returns nonzero.
14044 * configure.in (native gas tests): Search for an assembler in the
14045 same manner that the installed compiler will.
14046 * configure: Rebuilt.
14047 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
14049 * alias.c (find_base_term): Improve handling of addresses
14050 constructed from binary operations.
14052 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
14054 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
14056 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
14058 * function.h (cleanup_label, frame_offset): Declare.
14059 (tail_recursion_label, tail_recursion_reentry): Likewise.
14060 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14061 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
14062 (tail_recursion_label, tail_recursion_reentry): Likewise.
14063 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14065 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
14067 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
14069 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
14070 (MAX_OFILE_ALIGNMENT): Define.
14072 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
14074 * fixincl.c: Replace local include scheme with #includes of
14075 gansidecl.h and system.h.
14076 * procopen.c: Likewise.
14077 * server.c: Likewise.
14079 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
14081 * i386/t-dgux (EXTRA_PARTS): Add crti.o
14082 (crti.o): Add build rule and dependencies.
14083 * fixinc/fixinc.dgux: Use modified _int_varargs.h
14085 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14087 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
14088 (LIB_LINUX_SPEC): Likewise.
14089 (LIB_LINUX_SPEC): Add support for -pthread
14090 (CPP_OS_LINUX_SPEC): Likewise.
14091 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
14094 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
14096 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
14098 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
14099 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
14100 for IEEE math and CC_FCOMI.
14101 (put_jump_code): No IEEE if CC_FCOMI is set.
14103 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14105 * fold-const.c (fold_truthop): Make the field reference unsigned
14106 when converting a single bit compare.
14108 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14110 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
14112 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
14114 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
14115 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
14118 * reload.c (push_reload): Do not call remove_address_replacements
14119 when presented with identical optional reloads.
14121 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
14123 * alpha.h (MASK_FIX, TARGET_FIX): New.
14124 (MASK_*): Reorganize constants.
14125 (CPP_AM_FIX_SPEC): New.
14126 (TARGET_SWITCHES): Add FIX.
14127 (EXTRA_SPECS): Likewise.
14128 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
14129 (SECONDARY_MEMORY_NEEDED): Likewise.
14130 (REGISTER_MOVE_COST): Likewise.
14131 * alpha.c (override_options): Add FIX support. Always use
14132 ALPHA_TP_PROG for ev6.
14133 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
14134 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
14135 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
14137 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
14139 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14140 something is a candidate for optimize_bit_field_compare.
14142 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
14144 * gcc.texi (Passes): Document branch-shortening.
14145 * invoke.texi (Debugging Options): Document the fact that `-dp'
14146 outputs length information for instructions.
14148 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
14150 * flow.c: Revert previous delta.
14152 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
14154 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
14155 FRAME_POINTER_REGNUM.
14156 (mark_set_1): Ditto.
14157 (mark_used_regs): Ditto.
14159 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
14161 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
14162 (GOT_PCREL): New macro. Define to 1 if not already defined.
14163 * arm/elf.h (GOT_PCREL): Define to 0.
14164 * arm.c (arm_finalize_pic): Take into account the setting of
14167 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
14169 * output.h (STRIP_NAME_ENCODING): Provide default definition.
14170 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
14172 * flow.c (mark_set_1): Do not record BLKmode stores as dead
14173 store elimination candidates.
14175 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
14177 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
14180 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
14182 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
14183 Add use of x-aix41-gld.
14185 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
14187 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
14188 (ASM_OUTPUT_DESTRUCTOR): Define.
14190 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
14192 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
14193 last CODE_LABEL in a loop if we have previously passed a jump
14194 to the top of the loop.
14196 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
14198 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
14199 applying Philip's patch.
14201 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
14203 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
14206 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
14208 * loop.c (strength_reduce): Grow reg_single_usage as needed.
14210 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
14212 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
14213 Also remove a useless comment.
14215 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14217 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
14219 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
14221 * collect2.c (main): Only generate import or export file and add
14222 to link arguments if non-empty. Use xmalloc not alloca.
14223 (write_{export,import}_file): Delete.
14224 (write_aix_file): New function.
14225 (locatelib): Use xmalloc not malloc.
14226 (GCC_OK_SYMBOL): Do not check type if aix64.
14228 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
14230 Based on patch by Scott Bambrough and Pat Beirne:
14231 * config/arm/arm.c (making_const_table): New variable.
14232 * config/arm/arm.h (making_const_table): Declare.
14233 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
14235 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
14236 Keep track of when we are building the constant table.
14238 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
14240 * config/arm/arm.c (arm_override_options): Fix erroneous warning
14243 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
14245 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
14248 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
14250 * tm.texi (FUNCTION_ARG): Correct description of a stack element
14253 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
14255 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
14257 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14259 * rs6000.c (output_mi_thunk): Enable full support again.
14261 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14263 * sh.h (BRANCH_COST): Define.
14265 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
14267 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
14269 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
14271 * function.c (assign_stack_local): Align stack slot propertly.
14272 (assign_outer_stack_local): Likewise.
14274 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
14276 * expr.h (lang_expand_constant): Declare.
14277 * toplev.c (lang_expand_constant): Define it.
14278 * varasm.c (output_constant): Use it.
14280 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14282 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
14283 Change function definitions to K&R style.
14285 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14287 * fixinc/fixincl.c: We must not ignore SIGCLD now.
14289 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
14291 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
14292 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
14293 (several places): omit static initialization
14294 (process): use single fd, since only the read fd is used
14295 * fixinc/gnu-regex.c: define 'const' away, if not supported
14296 * fixinc/procopen.c(several places): omit static initialization
14297 * fixinc/server.c: define 'volitile' away, if not supported
14299 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14301 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
14302 asm_fprintf and %L to generate the label name.
14303 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
14304 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
14306 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
14308 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
14309 insn for a conditional jump can not be found.
14311 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
14313 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
14314 on variables in specific sections other than .sbss and .sdata.
14316 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
14318 * stmt.c (expand_return): Call start_cleanup_deferral and
14319 end_cleanup_deferral around conditional code.
14321 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14323 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
14324 filename lists. Utilizes new "krstr" AutoGen function.
14325 * fixinc/fixincl.x: Rebuilt.
14327 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
14329 * i386.c (output_float_compare): Avoid GNU-C extensions.
14331 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
14333 * version.c: Bump to distinguish mainline tree from the
14336 See ChangeLog.1 for earlier changes.