1 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
3 * arm.md (pic_load_addr): Add constraints to operand 1.
5 1999-10-25 Bruce Korb <autogen@linuxbox.com>
7 * fixinc/genfixes: Provide a means for specifying -D options to
10 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
12 * arm.c (arm_override_options): Correct initialization of
13 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
14 arm_is_strong, and arm_is_6_or_7.
16 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
17 (note_set_pseudo_multiple_uses): New function.
18 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
19 if a pseudo set in the loop exit is used elsewhere.
21 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
23 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
25 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
27 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
28 a single load-address pattern.
30 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
32 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
33 depending on whether or not line-number notes are present.
35 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
37 * cccp.c (progname, file_buf, default_include, include_file,
38 macrodef, definition, hashval, wchar_type, user_label_prefix,
39 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
40 expand_to_temp_buffer, is_system_include, base_name,
41 absolute_filename, read_name_map, open_include_file,
42 record_control_macro, check_precompiled, check_preconditions,
43 pcfinclude, pass_thru_directive, create_definition,
44 check_macro_name, comp_def_part, collect_expansion,
45 check_assertion, read_token_list, assertion_install,
46 assertion_lookup, eval_if_expression, conditional_skip,
47 validate_else, skip_quoted_string, quote_string, macarg1,
48 error_from_errno, install, lookup, hashf, dump_defn_1,
49 perror_with_name, pfatal_with_name, main, trigraph_pcp,
50 check_white_space, rescan, handle_directive, monthnames,
51 special_symbol, do_include, remap_include_file, write_output,
52 arglist, do_assert, do_unassert, do_line, do_error, do_once,
53 do_ident, do_sccs, do_xifdef, skip_if_group,
54 output_line_directive, macroexpand, macarg, change_newlines,
55 initialize_builtins, make_definition): Constify a char*.
57 * pcp.h (stringdef): Likewise.
59 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
61 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
64 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
65 Richard Henderson <rth@cygnus.com>
67 * alias.c: Include ggc.h.
68 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
69 (record_set): Verify enough room in reg_base_value.
70 (init_alias_analysis): Allocate reg_base_value with xcalloc.
71 Register it as a GC root.
72 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
73 * Makefile.in (alias.o): Depend on ggc.h.
75 * unroll.c (unroll_loop): Verify the insn before a barrier
76 is a JUMP_INSN before checking JUMP_LABEL.
78 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
80 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
81 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
82 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
83 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
84 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
85 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
87 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * output.h (ctors_section, dtors_section, bss_section): Prototype.
91 * alpha/alpha-interix.h (text_section): Delete prototype.
92 * alpha/elf.h (text_section): Likewise.
93 * arm/linux-elf.h (text_section): Likewise.
94 * arm/linux-telf.h (text_section): Likewise.
95 * c4x/c4x.h (text_section): Likewise.
96 * dsp16xx/dsp16xx.h (bss_section): Likewise.
97 * elfos.h (text_section): Likewise.
98 * i386/aix386ng.h (text_section): Likewise.
99 * i386/i386-interix.h (text_section): Likewise.
100 * i386/sco5.h (text_section): Likewise.
101 * i386/svr3gas.h (text_section): Likewise.
102 * nextstep.h (text_section): Likewise.
103 * psos.h (text_section): Likewise.
104 * ptx4.h (text_section): Likewise.
105 * svr3.h (text_section): Likewise.
106 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
108 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
110 * final.c (peephole): Delete prototype.
112 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
113 (pre_insert_copies): Remove unused variable `bb'.
115 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
118 * output.h (peephole): Add prototype.
120 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
122 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
125 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
127 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
128 for inlined declarations.
130 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
132 * arm.c (logical_binary_operator): New fucntion.
133 * arm.h (logical_binary_operator): Declare it.
134 (PREDICATE_CODES): Handle logical_binary_operator.
135 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
136 output constraints. Add appropriate splitters.
137 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
138 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
139 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
141 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
143 * genoutput.c (struct operand_data): New elt eliminable.
144 (output_operand_data): Write it.
145 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
146 (compare_operands): Take it into account.
147 * recog.h (struct insn_operand_data): New elt eliminable.
148 * reload1.c (check_eliminable_occurrences, elimination_effects): New
150 (old_asm_operands_vec, new_asm_operands_vec): Delete.
151 (eliminate_regs): Move code that detects changes to elimination
152 target regs into new function elimination_effects.
153 Delete one #if 0 block.
154 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
155 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
156 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
157 Only call eliminate_regs for real operands of the insn, not for parts
158 of its structure or parts matched by things like match_operator.
159 Use elimination_effects and check_eliminable_occurrences. Use
160 copy_insn to duplicate the pattern when not in the final pass.
162 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
164 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
167 1999-10-22 Bruce Korb <autogen@linuxbox.com>
169 * fixinc/README: document the "mach" machine matching test
170 * fixinc/fixfixes.c: Implement the #else/#endif label fix
171 * fixinc/fixtests.c: Implement the #else/#endif label test
172 * fixinc/inclhack.def: utilize these tests and fixes
173 * fixinc/inclhack.sh: regen
174 * fixinc/fixincl.x: regen
175 * fixinc/fixincl.sh: regen
177 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
179 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
182 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
184 * gcc.1: Document exit codes.
186 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
188 * calls.c: Include tm_p.h later, so everything we need is defined.
190 * function.c: Likewise.
192 * except.c: Include tm_p.h.
195 (dwarf2out_cfi_label): Don't prototype.
196 (check_return_regs, epilogue_renumber,
197 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
198 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
199 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
200 ultra_schedule_insn): Add static prototype.
201 (data_segment_operand, text_segment_operand): Call itself with the
202 proper number of arguments.
203 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
205 * sparc.h: Move all declarations to sparc-protos.h.
206 (SELECT_RTX_SECTION): Pass a missing MODE argument to
209 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
211 * config/svr4.h (text_section, ctors_section, dtors_section): Add
213 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
214 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
215 ASM_OUTPUT_ASCII): Constify a char*.
217 * sparc-protos.h: New file for sparc prototypes.
219 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
221 * function.c (record_insns, contains): Always declare and define.
222 (record_insns): Mark with ATTRIBUTE_UNUSED.
224 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
226 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
227 to .section when outputting a .bss section to deal with multiple
228 .bss input sections (as happens with -fdata-sections)
229 Also output %progbits, not @progbits so the assembler doesn't treat as
231 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
233 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
234 thumb parts even when building with non-thumb CPUs, by forcing
237 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
239 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
240 (movdf_const_intreg_sp64): Similarly.
242 * local-alloc.c (update_equiv_regs): Check the correct insn
243 for pre-existing REG_EQUIV notes.
245 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
247 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
248 block reached by a branch if we're not going to actually process
251 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
253 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
254 a local extern function declaration.
256 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
258 * i386.c (ix86_expand_prologue): Properly wrap USE around
259 reg for CALL_INSN_FUNCTION_USAGE.
261 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
263 * config/mips/mips.md (movdf_internal1a): Allow floating-point
264 move between GP_REGs.
266 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
268 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
269 the mode size when finding out if an offset is legal.
271 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
273 * basic-block.h (PROP_*): Move constants from ...
275 (compute_bb_for_insn): Free the array before reallocating.
276 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
277 (allocate_reg_life_data): Reset all reg variables collected by
279 (get_block_head_tail): Don't convert from bb to block.
280 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
281 (find_insn_reg_weight): Take block not bb.
282 (schedule_block): Don't set block num for moved insns.
283 (schedule_region): Don't update_life_info or find_insn_reg_weight.
284 (schedule_insns): Do it here instead.
285 * combine.c (combine_instructions): Invoke compute_bb_for_insn
286 before update_life_info.
287 * recog.c (split_all_insns, peephole2_optimize): Update for
288 new arg to update_life_info.
289 * rtlanal.c (remove_note): Cope with NULL note.
290 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
293 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
295 * jump.c (jump_optimize_1): More accurately detect casesi insns.
297 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
298 block records so that merge_blocks_nomove will clean up correctly.
299 (split_edge): Handle casesi insns.
301 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
303 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
305 * pa.md (call, call_value): Do not emit a blockage after restoring
308 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
310 * c-typeck.c (c_expand_asm_operands): Fix typo.
312 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
314 * arm.c (fpu_rhs_operand): Verify modes.
315 (fpu_add_operand): Likewise.
316 (di_operand): Likewise.
317 (soft_df_operand): Likewise.
319 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
321 * arm.c (arm_return_in_memory): APCS rules state that the elements
322 of a structure returned in a register must be 'integer-like'.
324 1999-10-19 Bruce Korb <autogen@linuxbox.com>
326 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
327 in the source tree when the generated targets are out of date
328 * fixinc/genfixes: Alter it to run individual fixes for make.
329 * fixinc/README: rewrite
330 * fixinc/inclhack.def: moved initial comments to README
332 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
334 * toplev.c (main): Do not generate an error message if an
335 unrecognised command line switch is recognisable by another
336 language. If extra_warnings are enabled, then generate a
337 warning message instead.
339 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
341 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
342 (insert_pack_attributes): Delete prototype.
344 * c-pragma.c (default_alignment): New static variable.
345 (push_alignment): Initialize to current effective alignment.
346 (pop_alignment): Use to set new alignment.
347 (insert_pack_attributes): Delete function.
348 (handle_pragma_token): Set default_alignment as well each time
349 a #pragma pack(<n>) is encountered.
351 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
353 * reg-stack.c (stack_result): Aggregates are not returned in
356 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
358 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
360 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
362 * basic-block.h (set_block_num): Declare.
363 * flow.c (update_life_info): Don't call compute_bb_for_insn
364 or free_basic_block_vars.
365 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
366 (insn_orig_block): Remove.
367 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
368 (schedule_block): Keep BLOCK_NUM up-to-date.
369 (schedule_insns): Use compute_bb_for_insn.
370 * recog.c (split_all_insns): Likewise.
371 (peephole2_optimize): Likewise.
373 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
375 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
376 if the pic register is used.
378 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
380 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
381 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
382 if that tests TREE_PERMANENT.
384 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
386 * cse.c (invalidate_for_call): Do not remove memory references from
387 the table here. It's handled elsewhere.
389 * haifa-sched.c (add_dependence): Protect references to the
390 true dependency cache with #ifdef INSN_SCHEDULING.
391 (remove_dependence): Similarly.
393 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
394 to the cfg code that this is a return instruction.
395 * mn10300.md (return_internal): Similarly.
397 * combine.c (get_last_value): If the last set of a register
398 is after subst_low_cuid, then we can not use it to determine
399 the register's last value.
401 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
403 * Makefile.in: Back out previous change.
405 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
407 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
409 * haifa-sched.c (add_dependence): Only check/update the cache
411 (remove_dependence): Likewise.
412 (schedule_insns): Only create the true_dependency_cache if the
413 average number of instructions in a basic block is very large.
415 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
417 * Makefile.in (ggc-common.o): Depend on genrtl.h.
418 (ggc-simple.o): Likewise.
419 (ggc-page.o): Likewise.
421 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
423 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
424 Prototype for exported functions.
425 (pre_lcm, pre_rev_lcm): Remove prototypes.
426 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
427 (compute_available): Move to lcm.c, and change parameter order.
428 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
429 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
430 (gcse_main): No longer call compute_preds_succs. Rebuild the
431 set table after reach pre pass.
432 (pre_insert_map, pre_delete_map, edge_list): New.
433 (alloc_pre_mem): Allocate edge vectors.
434 (free_pre_mem): Delete edge vectors.
435 (compute_pre_data): Call new edge based lcm routines.
436 (process_insert_insn): New function.
437 (insert_insn_end_bb): Use it.
438 (pre_edge_insert): New function.
439 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
441 (pre_insert_copies): Revamp using new edge based lcm outputs.
442 (pre_delete): Likewise.
443 (one_pre_gcse_pass): Insert & remove fake edges to the exit
445 (compute_code_hoist_vbeinout): New new edge based routines.
446 * lcm.c: Remove all the old LCM functions. Replace with new ones
447 that work with the new cfg datastructures and work with edges
450 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
452 * reload.h (struct reload): Add new fields "mode" and "nregs".
453 * reload1.c: Change all occurrences of reload_mode and reload_nregs
454 to reference the "mode" and "nregs" field within struct reload.
456 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
458 * haifa-sched.c (true_dependency_cache): New.
459 (add_dependence): Use the true dependency cache to avoid expensive
460 walks down the LOG_LINKS dependency list. Add entries to the
462 (remove_dependence): Remove entries from the true dependency cache
464 (schedule_insns): Allocate and initialize and free the true
467 * haifa-sched.c (schedule_insns): Do not remove inter-block
468 dependencies anymore.
470 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
472 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
473 * i386/t-winnt: Likewise.
475 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
477 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
479 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
481 * Makefile.in (LANGUAGES): Omit "proto".
482 (clean): Remove stale comment about removing unprotoize.c.
484 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
486 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
487 using arithmetic on void pointers.
489 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
491 * haifa-sched.c (compute_block_forward_dependencies): Only check
492 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
494 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
496 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
497 (expr_equiv_p): Reject memories with different alias sets.
499 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
501 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
502 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
503 (f_options): Add "bounded-pointers" and "bounds-check" entries.
504 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
505 (lang_init): Set default for flag_bounds_check if still "unspecified".
507 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
509 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
511 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
513 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
516 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
518 * config/c4x/c4x.md (*db_noclobber,
519 *decrement_and_branch_until_zero_noclobber): New patterns and
520 associated splitters.
522 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
524 * config/c4x/c4x.md (parallel instruction patterns): Rework
525 constraints to keep reload happy.
527 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
529 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
530 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
531 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
532 Add new patterns and associated post-reload splitters.
534 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
536 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
538 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
540 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
542 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
544 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
546 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
549 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
551 * pa.c (move_operand): Rely on memory_address_p to determine the
552 validity of non-indexed memory addresses.
553 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
554 operand in DFmode and SFmode when generating PA2.0 code.
556 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
558 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
560 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
562 * mips.c (function_prologue): Fix argument types.
563 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
564 (casesi_internal): Write to the scratch register.
566 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
568 * cppexp.c (cpp_parse_escape): Make static. Change second arg
570 (parse_charconst): Delete unnecessary cast when calling
572 (cpplib.h): Kill prototype of cpp_parse_escape.
574 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
576 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
577 * unroll.c (unroll_loop): Cast return value of alloca.
578 * i370/i370.c: Include function.h and toplev.h.
579 (i370_label_scan): Remove c++ commented abort.
580 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
581 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
582 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
583 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
585 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
587 * config/t-freebsd: Do not override USER_H.
588 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
590 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
591 Mumit Khan <khan@xraylith.wisc.edu>
593 * c-parse.in (component_decl): Support anonymous struct/union.
595 * c-parse.y: Regenerate.
596 * c-parse.c: Likewise.
597 * objc/objc-parse.y: Likewise.
598 * objc/objc-parse.c: Likewise.
599 * c-decl.c (finish_struct): Don't sort the fields.
600 (field_decl_cmp): Delete unused function.
602 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
604 * sparc.md (movsf_const_intreg): Revert last constraint change.
605 (movdf_const_intreg_sp32): Likewise.
607 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
609 * cse.c: Include hashtab.h instead of splay-tree.h
610 (struct cse_reg_info): No longer use variant union. Add new
611 field "regno". All references changed to avoid union.
612 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
613 (free_cse_reg_info): Remove.
614 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
615 (get_cse_reg_info): Revamp to use expandable hash tables instead
616 of splay trees. Initialize new fields in cse_reg_info structure.
617 (new_basic_block): Similarly.
619 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
621 * genrecog.c (message_with_line): Prototype.
622 (validate_pattern): Pass along the set for the dest, not a flag.
623 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
624 Check for PC/CC0 as sources.
625 (nodes_identical): Check for children position match before
626 allowing the combination.
628 * rtl.c (read_rtx): Track line number across \\\n.
630 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
632 * mips.h (SPECIAL_MODE_PREDICATES): New.
633 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
634 (movdi+1, movsi+1): Add output reload constraint.
635 (casesi_internal): Likewise. Fix commentary.
636 (return_internal): Use pmode_register_operand.
638 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
640 * 1750a.md (movstrqi): Add missing output reload constraint.
641 (call_value): Likewise.
642 * a29k.md (cpxxx patterns): Add missing match_operator mode.
643 (jmpfdec): Add missing inout reload constraint.
644 * elxsi.md (addsi patterns): Add missing output reload constraint.
645 (move from sp): Use @ alternates.
646 (call_value): No constraint on output.
647 * fr30.md (movsi_pop): Add missing output reload constraint.
648 (movsf_constant_store): Likewise.
649 (splits): Remove constraints.
650 (subsi3): Add missing mode.
651 * i370.md (cmpstrsi+1): Add missing output reload constraint.
652 (call_value): Likewise.
653 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
654 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
655 * m32r.md (movsicc_internal): Add output reload constraint.
656 (movstrsi_internal): Add inout reload constraints.
657 * m88k.h (reg_names): Don't declare.
658 (SPECIAL_MODE_PREDICATES): New.
659 * m88k.md (*): Use register_operand not reg_or_0_operand
661 * mn10200.h (PREDICATE_CODES): New.
662 * ns32k.md (ffs pattern): Add output reload constraint.
663 * pdp11.md (sob pattern): Add inout reload constraint.
664 * sh.md (splits): Remove constraints.
665 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
666 * v850.md (pattern_is_ok_for_epilogue): Likewise.
667 * vax.md (jgequ pattern): Add inout reload constraint.
669 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
671 * configure.in (djgpp): Revert previous patch.
673 * config/i386/djgpp.h: Revert previous patch.
675 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
677 * fixinc/inclhack.def: Restore patch lost during last merge of
678 "no_bogosity" branch.
679 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
681 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
683 * fixincludes: Add a HPUX 11 fix for inttypes.h.
684 * fixinc/inclhack.def: Same.
685 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
687 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
689 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
690 as the base of a PLUS.
692 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
694 * config/c4x/c4x.md: Define mode for remaining unspec operators.
695 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
697 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
699 * pa.md (post_stw+1): Use pmode_register_operand.
700 (dcacheflush, icacheflush): Likewise.
702 * i386.md (movstricthi_1): Allow r/r.
704 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
706 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
707 to (not (and (arg0) (arg1))). Similary for and.
709 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
710 falltrought to assocate code.
711 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
714 * combine.c (simplify_logical): Convert XOR to IOR if operands have
715 no bits in common; remove XOR to ROTATE conversion.
717 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
719 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
721 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
723 * config/c4x/c4x.c (dst_operand): New.
724 (PREDICATE_CODES): Update.
725 * config/c4x/c4x.h (dst_operand): Declare it.
726 * config/c4x/c4x.md: Define mode for each unspec usage.
727 (move patterns): Use dst_operand predicate instead of src_operand.
728 (movqi_update, movqf_update): Delete.
730 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
732 * recog.c (pmode_register_operand): New.
733 * recog.h: Declare it.
734 * genrecog.c (pred_codes): Likewise.
735 (special_mode_pred_table): Likewise.
736 (validate_pattern): Don't warn no mode for address_operand.
738 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
739 if the operand is not insn-like.
741 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
742 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
744 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
746 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
748 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
749 instead of general_operand in a SET_DEST. Use const_double_operand
750 instead of an explicit test against CONST_DOUBLE.
751 (movsf_const_lo): Add missing register mode.
752 (goto_handler_and_restore): Add auxiliary test for Pmode.
753 (flush): Adjust to use address_operand.
754 (return_sf_no_fpu): Add missing output constraint.
756 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
758 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
759 for call return value.
760 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
762 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
764 * toplev.c (main): Only warn about options for other languages.
765 * collect2.c (main): Pass -w to sub-gcc.
767 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
769 * flow.c (propagate_block): Add call-clobbered registers to
772 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
773 zapping mem_set_list.
774 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
775 (mark_set_1, mark_used_regs): Likewise.
777 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
779 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
781 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
783 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
784 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
785 options. Also add a new item "C-only Warning Options" to the
788 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
790 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
793 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
795 * i386.md (call value patterns): Move to the end of the file.
796 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
798 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
800 * configure.in (djgpp configuration): Define extra_objects..
801 * configure: Rebuilt.
802 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
803 (DTORS_SECTION_ASM_OP): Define.
804 (INIT_SECTION_ASM_OP): Define.
805 (FINI_SECTION_ASM_OP): Define.
806 (DATA_SECTION_ASM_OP): Define.
807 (TEXT_SECTION_ASM_OP): Define.
808 (EH_FRAME_SECTION_ASM_OP): Define.
809 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
810 (STARTFILE_SPEC): Add crtbegin.o.
811 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
812 to here from LINK_COMMAND_SPEC.
813 (DO_GLOBAL_CTORS_BODY): Define.
814 (CRTSTUFF_USE_FINI_SECTION): Define
815 (HAS_INIT_SECTION): Delete.
817 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
819 * Makefile.in (all.cross): Depend on xcpp$(exeext).
821 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
823 * pa.h (PREDICATE_CODES): New.
825 * genrecog.c (validate_pattern): Condense the destination
828 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
830 * alpha.md (call-1): Supply missing mode for operator.
831 (*): Add missing output reload constraints. Remove constraints
834 * i386.h (SPECIAL_MODE_PREDICATES): New.
835 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
836 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
837 (addsi_lea_3): Add missing mode for op 3.
838 (prologue_set_got, prologue_get_pc): Add missing modes.
839 (*) Add missing output reload constraints.
841 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
843 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
844 check for member bit-size overflow and use var_size if it occurs.
845 (layout_record): Use bitsize_int() to define the type size in bits.
846 Likewise for computation and assignment to DECL_FIELD_BITPOS.
847 (layout_decl): Likewise when assigning to DECL_SIZE.
849 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
851 * genrecog.c (validate_pattern): Typo last change. Verify
852 that output operands have output reloads.
854 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
856 * genrecog.c (special_mode_pred_table): New.
857 (NUM_SPECIAL_MODE_PREDS): New.
859 (validate_pattern): New argument `insn'. Warn for assignment to
860 any predicate accepting non-lvalues. Conditionaly warn for
861 match_operand without a mode. Try much harder to match source
862 and destination modes on a set.
863 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
865 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
867 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
869 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
871 * combine.c (simplify_logical): Recognize xor pattern that encodes
874 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
876 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
879 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
881 * ggc-page.c (MAP_FAILED): Provide default.
883 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
885 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
886 * sparc.h (PREDICATE_CODES): Update.
888 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
890 * alpha.c (some_ni_operand): New.
891 * alpha-protos.h: Declare it.
892 * alpha.h (PREDICATE_CODES): Update.
893 * alpha.md (sXaddq reload insns): Use some_ni_operand
894 for SET_DEST instead of some_operand.
896 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
897 Jim Wilson <wilson@cygnus.com>
899 * genrecog.c (maybe_both_true_2): Don't compare modes of
901 (process_tree): Elide peephole2_insns. Invoke simplify_tests
902 after find_afterward.
903 (debug_decision_1): Dump next and afterward codes.
905 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
907 * rtl.c (dump_and_abort): Remove.
908 (fatal_with_file_and_line): New.
909 (fatal_expected_char): New.
910 (read_rtx_lineno, read_rtx_filename): New.
911 (read_skip_spaces): Track line number.
912 (read_name): Use fatal_with_file_and_line.
913 (read_rtx): Use fatal_expected_char. Track line number.
914 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
916 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
917 if it isn't a CODE_LABEL.
919 * genattr.c (main): Set read_rtx_filename.
920 * genattrtab.c (main): Likewise.
921 * gencodes.c (main): Likewise.
922 * genconfig.c (main): Likewise.
923 * genemit.c (main): Likewise.
924 * genextract.c (main): Likewise.
925 * genflags.c (main): Likewise.
926 * genopinit.c (main): Likewise.
927 * genoutput.c (main): Likewise.
928 * genpeep.c (main): Likewise.
930 * genrecog.c (decision_test.u.insn): Add `lineno'.
931 (pattern_lineno, error_count): New variables.
932 (message_with_line): New.
933 (add_to_sequence): Break out checking code to ...
934 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
935 (merge_insn): Use message_with_line.
936 (make_insn_sequence): Use validate_pattern. Record insn lineno.
937 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
939 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
941 * expr.c (store_constructor): Clear union if constructor is empty.
943 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
945 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
946 Add !endian checks. Change %{...} to %(...).
948 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
950 * i386.md (*addsi3_cc): Renamed from addcsi3.
951 (*addsi3_carry): Renamed from addxsi3.
952 (*subsi3_cc): Renamed from subcsi3.
953 (*subsi3_carry): Renamed from subxsi3.
954 (*xorqi_cc_1): Renamed from xorcqi_1.
955 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
956 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
958 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
960 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
961 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
963 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
965 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
966 climb up the chain of insns.
968 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
970 * genrecog.c (write_subroutine): Careful for null trees.
971 (process_tree): Don't elide empty functions.
973 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
975 * Makefile.in (genrtl.o): Depend on ggc.h.
976 * configure.in (valloc): Probe for it.
977 (with-gc): Use ggc-page if valloc present.
978 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
979 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
980 (ggc_alloc_string): Moved from ggc-page.c.
981 * ggc-none.c (ggc_alloc_obj): New.
982 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
983 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
984 (struct globals): Likewise for dev_zero_fd.
985 (init_ggc): Likewise for it's initialization.
986 (ggc_allocated_p): Move careful dereference from ...
987 (ggc_lookup_page_table): ... here. Delete.
988 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
989 (alloc_anon): Use valloc if no mmap.
990 (release_pages): Use free if using valloc.
991 (ggc_alloc_obj): Renamed from alloc_obj.
992 (ggc_set_mark): Renamed from mark_obj.
993 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
994 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
995 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
996 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
997 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
998 (ggc_collect): Use fp printing instead of our own rounding.
999 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
1000 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
1001 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
1002 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
1003 (struct ggc_string, struct ggc_any): Delete.
1004 (offsetof): Provide default definition.
1005 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
1007 (struct ggc_mem): New, from corpse of ggc_any.
1008 (struct ggc_status): Delete.
1009 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
1010 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
1011 (n_strings_collected, n_anys_collected): Delete.
1012 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
1013 (ggc_alloc_string, ggc_alloc): Delete.
1014 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
1015 (ggc_free_string, ggc_free_any): Delete.
1016 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
1017 (ggc_compare_addresses, ggc_mark_string): Delete.
1018 (ggc_mark_string_if_gcable, ggc_mark): Delete.
1019 (search_data): Delete.
1020 (struct globals): New.
1021 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
1022 (tree_insert, tree_lookup): New.
1023 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
1024 (clear_marks, sweep_objs): New.
1025 (ggc_collect): Gut. Use clear_marks, sweep_objs.
1026 (init_ggc): Set allocated_last_gc.
1027 (ggc_push_context): Gut. Use G.context.
1028 (ggc_pop_context): Likewise.
1029 (ggc_pop_context_1): New.
1030 (debug_ggc_tree): New.
1031 (debug_ggc_balance, tally_leaves): New.
1032 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
1033 (ggc_mark_string_if_gcable): Remove decl.
1034 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
1035 (ggc_mark_rtvec_children): New.
1036 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
1037 (ggc_mark_if_gcable): New decl.
1038 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
1039 (ggc_alloc_tree, ggc_alloc): Likewise.
1040 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
1041 (ggc_alloc_obj): New decl.
1042 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
1043 (ggc_alloc_tree, ggc_alloc): Likewise.
1044 (ggc_set_mark): New decl.
1045 * rtl.h (struct rtx_def): Remove gc_mark.
1046 (struct rtvec_def): Likewise.
1047 * tree.h (struct tree_common): Likewise.
1049 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
1051 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
1052 float_format and thread_file definitions.
1053 * configure: Rebuilt.
1055 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
1057 * extend.texi (Function Names): Document types of function names.
1059 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1061 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1062 an earlyclobbered output conflict with RELOAD_INPUT reloads.
1064 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1066 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
1068 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1070 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
1072 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
1074 * collect2.c (main): Do prelimnary link on AIX if rflag.
1076 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1078 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
1079 __CTOR_LIST__ in opposite order, which is the correct order for sorted
1081 (__do_global_dtors): similarly for __DTOR_LIST__.
1083 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1084 Diego Novillo <dnovillo@cygnus.com>
1086 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
1089 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
1091 * fixincl/*: Merged "no_bogosity" branch
1092 * fixincl/fixlib.h: protect against doubly defining t_bool
1093 * fixincl/server.h: protect against doubly defining t_bool
1095 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
1097 * genoutput.c: Include toplev.h.
1099 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
1101 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1103 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
1104 * configure: Regenerate.
1106 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1108 * gcse.c (delete_null_pointer_checks): Returns void.
1110 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1112 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
1113 * emit-rtl.c (copy_insn_1): Likewise.
1115 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1117 * config/mips/mips.c (mips_build_va_list): Correct
1118 TREE_CHAIN setting when hard-float.
1119 (mips_va_start): Use corrected setting.
1120 (mips_va_arg): Likewise. Also pass a tree to build of
1121 POSTINCREMENT_EXPR rather than a naked 'int'.
1123 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1125 * ggc.h (ggc_push_context): Fix comment.
1126 (ggc_pop_context): Likewise.
1127 (mark_string_if_gcable): Likewise.
1128 * ggc-common.c (ggc_mark_rtx_children): Use
1129 ggc_mark_string_if_gcable.
1130 * ggc-page.c (ggc_lookup_page_table): New function.
1131 (ggc_allocated_p): Likewise.
1132 (mark_obj): Fix formatting.
1133 (ggc_mark_string_if_gcable): New function.
1134 * ggc-simple.c (ggc_allocated_strings): New variable.
1135 (ggc_strings_used): Likewise.
1136 (ggc_compare_addresses): New function.
1137 (ggc_pop_context): Pop the `any' memory too.
1138 (ggc_mark_string_if_gcable): New function.
1139 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1141 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1143 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1144 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1145 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1148 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1150 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1151 (sched_reg_live_length, sched_reg_basic_block): Delete.
1152 (current_block_num, bb_live_regs, old_live_regs): Delete.
1153 (dead_notes, struct sometimes): Delete.
1154 (sched_note_set, birthing_insn_p): Delete.
1155 (adjust_priority): Gut useless reg lifetime code.
1156 (create_reg_dead_note, attach_deaths): Delete.
1157 (attach_deaths_insn, new_sometimes_live): Delete.
1158 (finish_sometimes_live): Delete.
1159 (find_pre_sched_live, find_post_sched_live): Delete.
1160 (update_reg_usage): Delete.
1161 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1162 (schedule_insns): Delete reg lifetime code.
1163 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1164 (unlink_other_notes): Adjust REG_NOTE commentary.
1165 (reemit_notes): Use REG_SAVE_NOTE.
1166 (schedule_block): Likewise.
1167 (schedule_region): Allocate bitmap of blocks in region. Use
1168 count_or_remove_death_notes. Use update_life_info.
1170 * rtl.h (REG_SAVE_NOTE): New.
1171 * rtl.c (reg_note_name): Update.
1173 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1175 * combine.c (refresh_blocks, need_refresh): New.
1176 (combine_instructions): Allocate refresh_blocks. Invoke
1177 update_life_info if needed.
1178 (distribute_notes): Mark refresh_blocks instead of installing
1180 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1181 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1183 * Makefile.in (recog.o): Depend on basic-block.h.
1185 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1187 * genrecog.c (add_to_sequence): Thinko last change: delete
1188 shadowing allow_const_int variable.
1190 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1192 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1193 __GNUC__ and __GNUC_MINOR__.
1195 * gansidecl.h: Likewise.
1201 * toplev.h: Likewise.
1207 * varray.c: Likewise.
1209 * varray.h: Likewise.
1211 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1213 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1214 use one before a jump table.
1216 * rtl.def (ADDRESS): Change documentation to match reality.
1217 * md.texi: Don't document it.
1218 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1221 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1223 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1225 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1226 known predicate block; default allow_const_int true.
1227 (debug_decision_list): New.
1229 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1231 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1233 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1235 * gcse.c (gcse_main): Avoid global optimizations if we have a
1236 large number of basic blocks and the ratio of edges to blocks
1238 (delete_null_pointer_checks): Likewise.
1240 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1242 * c-common.c (check_format_info): Warn if format string isn't a
1245 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1247 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1248 * configure: regenerate
1250 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1252 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1253 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1254 (peepholes): Re-enable.
1256 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1258 * Makefile.in (flow.o): Depend on TREE_H.
1259 * basic-block.h (REG_SET_EQUAL_P): New.
1262 (free_regset_vector): Remove declaration.
1263 (flow_delete_insn_chain): Declare.
1264 (enum update_life_extent): New.
1265 (update_life_info, count_or_remove_death_notes): Declare.
1266 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1267 Verify register live at bb->global_live_at_start before adding USE.
1268 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1269 (CLEAN_ALLOCA): New.
1271 (PROP_*): New flags.
1272 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1273 (clear_edges): Zero n_edges.
1274 (make_edge): Increment n_edges.
1275 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1276 (flow_delete_insn_chain): Export.
1277 (delete_block): Decrement n_edges.
1278 (merge_blocks_nomove): Likewise.
1279 (life_analysis): Give life_analysis_1 PROP flags.
1280 (verify_wide_reg_1, verify_wide_reg): New.
1281 (verify_local_live_at_start): New.
1282 (update_life_info): Rewrite to call into propogate_block.
1284 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1285 always mark stack pointer. Conditionally mark PIC register.
1286 After reload, mark call-saved registers, return regsiters.
1287 (life_analysis_1): Accept PROP flags not remove_dead_code.
1288 Call mark_regs_live_at_end before zeroing regs_ever_live.
1289 Use calculate_global_regs_live. Copy global_live_at_end before
1290 calling final propagate_block. Zero reg_next_use on exit.
1291 (calculate_global_regs_live): New.
1292 (allocate_bb_life_data): Don't allocate bb->local_set.
1293 (init_regset_vector, free_regset_vector): Remove.
1294 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1295 Test flags before every operation. Warn if prologue/epilogue insn
1296 would have been deleted.
1297 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1298 Use alloc_EXPR_LIST.
1299 (mark_used_regs): Accept and use FLAGS, not FINAL.
1300 Remove special handling for RETURN.
1301 (try_pre_increment): Use alloc_EXPR_LIST.
1302 (dump_flow_info): Dump n_edges.
1303 (unlink_insn_chain, split_hard_reg_notes): Remove.
1304 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1305 (find_insn_with_note, new_insn_dead_notes): Remove.
1306 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1307 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1308 (replace_insns): Remove.
1309 (count_or_remove_death_notes): New.
1310 (verify_flow_info): Abort on error after all checks.
1311 (remove_edge): Decrement n_edges.
1312 (remove_fake_edges): Tweek format.
1313 * haifa-sched.c (schedule_insns): Use split_all_insns.
1314 * output.h (update_life_info): Remove declaration.
1315 * recog.c (split_all_insns): From the corpse of split_block_insns,
1316 do the whole function block by block. Use update_life_info.
1317 (recog_last_allowed_insn): New.
1318 (recog_next_insn): Mind it.
1319 (peephole2_optimize): Set it. Walk backwards through blocks.
1320 Use update_life_info.
1321 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1322 (split_all_insns): Declare.
1323 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1324 Use split_all_insns.
1326 * i386.md (or -1 peep2s): Disable.
1328 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1330 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1331 a single pattern. Scrap the 'd' versions as unnecessary.
1333 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1334 tablejump_mips162,tablejump_internal4): The operands to a
1335 label_ref must be VOIDmode.
1337 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1339 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1341 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1343 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
1345 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1347 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
1348 cache every function if ggc_p.
1350 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1352 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
1353 instead of copy_rtx. Accept sequences that contain asm statements.
1354 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
1355 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
1356 orig_asm_operands_vector, copy_asm_operands_vector,
1357 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
1359 * rtl.h (copy_insn, copy_insn_1): Declare.
1361 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1363 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
1365 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
1366 arguments to `current_file_function_operand'.
1368 * genrecog.c: Include hard-reg-set.h and resource.h in the
1369 generated output file.
1371 * real.c: Include tm_p.h.
1373 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1375 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
1378 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
1380 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
1381 before the fctiwz insn.
1383 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1384 Mark Mitchell <mark@codesourcery.com>
1386 * tree.c (make_lang_type_fn): New funtion pointer.
1387 (make_lang_type): Call it.
1388 * tree.h (make_lang_type): Declare.
1389 (make_lang_type_fn): Likewise.
1390 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
1392 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
1394 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
1395 make sure that HIGH instructions are copied into BASE_REGS.
1397 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
1399 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
1401 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
1403 * c-decl.c (finish_struct): Use simpler method of
1404 removing elements of a singly-linked list.
1406 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
1408 * alpha.md (peephole2's): Comment out peephole2's that generate
1411 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
1413 * genrecog.c (add_to_sequence): Disable mode check for
1416 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1418 * ggc-simple.c (init_ggc): Set empty_string.
1420 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
1422 * configure.in: Detect mmap. Add --with-gc=foo to select
1423 garbage collector; default to page if mmap available.
1424 * Makefile.in (GGC): Substitute.
1426 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
1428 * c-decl.c (ggc_p): Enable.
1430 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1432 * flow.c (verify_flow_info): Make it extern & unconditionally define.
1434 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
1436 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
1437 string for little-endian-data.
1439 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
1441 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
1442 case somebody tries to compile --enable-checking code with gcc
1445 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
1447 * genrecog.c (add_to_sequence): Verify operand to label_ref is
1450 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
1452 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
1453 * jump.c (jump_optimize_1): Document why.
1455 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1457 * collect2.c (scan_prog_file, scan_libraries): Prototype function
1458 pointers and casts for `int_handler' and `quit_handler'.
1460 * flow.c (verify_flow_info, split_hard_reg_notes,
1461 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
1462 remove_edge, remove_fake_successors): Add static prototypes.
1463 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
1464 (mark_set_1): Initialize variable `regno'.
1465 (unlink_insn_chain): Likewise for variable `curr'.
1466 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
1468 * loop.c (strength_reduce): Initialize variable
1469 `unrolled_insn_copies'.
1470 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
1471 prototypes. Change these functions to take const PTR parameters
1472 to avoid prototype conflict when used as the comparson argument
1474 (check_dbra_loop): Initialize variable `comparison_val'.
1476 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
1477 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
1478 (find_valid_class): Initialize variable `best_class'.
1479 (find_reloads): Call memcpy, not bcopy.
1481 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
1482 (hard_reg_use_compare): Don't needlessly cast away const.
1483 (reload_reg_class_lower): Likewise.
1484 (choose_reload_regs): Initialize variable `regno'.
1486 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
1488 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
1490 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
1492 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
1493 ({,d}discard): Add forward declarations. Declare parameter as
1495 (main_without_main): Explicitly declare return type to be int.
1496 (memcpy): Properly declare.
1498 * libgcc2.c (toplevel): If inhibit_libc is defined and not
1499 building the trampoline support, declare malloc, free, and
1501 (__clear_cache): Mark arguments as potentially unused.
1503 * frame.c (toplevel): If inhibit_libc is defined, declare
1506 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
1508 * flow.c (make_edge): Accept an optional 2D bitmap in which
1509 to cache edge existence. Update all callers.
1510 (make_label_edge, make_eh_edge): Pass through the edge cache.
1511 (make_edges): Provide the cache.
1513 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1515 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
1517 (local_mbtowc): Change the type of variable `i' from int to size_t.
1519 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
1520 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
1522 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
1524 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
1525 after other includes that define the appropriate types. Include
1526 tm_p.h for getting user prototypes.
1527 * ggc-callbacks.c (toplevel): Ditto.
1528 * ggc-none.c (toplevel): Ditto.
1529 * gcc-page.c (toplevel): Ditto.
1530 * ggc-simple.c (toplevel): Ditto.
1532 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
1533 Jonathan Larmour <jlarmour@cygnus.co.uk>
1535 * config/mips/mips.c (mips_move_2words): Split doubles if
1536 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
1538 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
1540 * genrecog.c (struct decision_test): New.
1541 (struct decision): Remove test-related members, sort the rest by size.
1542 (IS_SPLIT): Simplify.
1543 (new_decision, new_decision_test): New.
1544 (add_to_sequence): Use them. No special handling for args of
1546 (maybe_both_true): Renamed from not_both_true; return sense changed.
1547 (maybe_both_true_1, maybe_both_true_2): New. Broken out
1548 of maybe_both_true and adjusted for decision_test.
1549 (position_merit): Remove.
1550 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
1551 (merge_accept_insn): New, broken out of merge_trees.
1552 (merge_trees): Use them. No special case for c_test; no node
1553 splitting; use test type instead of position_merit.
1554 (factor_tests): New.
1555 (simplify_tests): New.
1556 (break_out_subroutines): Don't write code now.
1557 (find_afterward): New.
1558 (write_afterward, write_switch, write_cond): New.
1559 (write_action, is_unconditional): New.
1560 (write_node): New. Use them.
1561 (write_tree_1): Rewrite. Use the new functions above.
1562 (write_tree): Remove afterward processing.
1563 (write_subroutine): Simplify function variant emission.
1564 (write_subroutines): New.
1565 (same_codes, clear_codes): Remove.
1566 (same_modes, clear_modes): Remove.
1567 (write_header): New, broken out of main.
1568 (make_insn_sequence): Use new_decision and new_decision_test.
1569 (process_tree): New, broken out of main.
1570 (main): Adjust for merge_trees interface change.
1571 Don't #define operands in the output file.
1572 (record_insn_name): New, broken out of make_insn_sequence.
1573 (debug_decision_2, debug_decision_1, debug_decision_0): New.
1574 (debug_decision): New.
1576 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
1578 * resource.c (find_free_register): Mark class_str argument const.
1579 * resource.h: Update prototype to match.
1581 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
1582 * i386.md: Give all anonymous insns names.
1584 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
1586 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
1589 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
1591 * toplev.c (dbr_sched_time): Unconditional.
1592 (peephole2_time): New.
1593 (compile_file): Add pass numbers to all of the dump file suffixes.
1594 Dump peephole2_time. Don't dump times for non-applicable passes.
1595 (rest_of_compilation): Add pass numbers to dump file suffixes.
1596 Conditionalize calls to the scheduler.
1597 * invoke.texi: Update.
1599 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
1601 * flow.c (make_edges): Fix insn iteration.
1602 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
1603 (find_basic_blocks_1): Fix spelling mistake.
1605 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
1607 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
1608 always have side-effects. Use memset not bzero.
1609 (make_node): Likewise.
1611 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
1613 * stmt.c (expand_anon_union_decl): When any of the elements of the
1614 union is addressable, so is the entire union.
1616 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
1618 * sbitmap.c (sbitmap_ones): Don't set too many bits.
1620 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
1621 * bitmap.c (bitmap_operation): Return true iff TO changed.
1622 (bitmap_equal_p): New.
1623 (bitmap_bit_p): Tidy arithmetic.
1624 (debug_bitmap_file): Likewise.
1626 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
1628 * toplev.c (rest_of_compilation): Turn on cse_not_expected
1629 before cse2 instead of after.
1631 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
1633 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
1636 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1638 * cppinit.c (is_idchar initializer): Loosen tests to accept
1641 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
1643 * mips.md: Define conditional move patterns for floating point
1644 operands and DI mode conditions.
1646 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
1648 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
1649 always have side-effects.
1651 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
1653 * mn10200.c (asm_file_start): Fix typo.
1655 * cppinit.c (is_idchar initializer): Tighten tests for when
1656 to put the table into initialized memory.
1658 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
1659 not an array of rtunion.
1660 * gcc-page.c (ggc_alloc_rtvec): Similarly.
1661 * gcc-simple (ggc_free_rtvec): Similarly.
1663 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
1666 * mbchar.h: Add missing #endif.
1668 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
1669 (FPBIT, DPBIT): Define.
1671 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1673 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
1675 * profile.c (instrument_arcs, output_gcov_string,
1676 tablejump_entry_p): Add static prototypes.
1677 (output_gcov_string): Constify a char*.
1679 * regmove.c (replacement_quality, fixup_match_2): Add static
1682 * resource.h (reg_dead_p): Add extern prototype.
1684 * rtl.c (trim_filename): Add static prototype.
1686 * scan-decls.c (skip_to_closing_brace): Likewise.
1688 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
1689 (expand_end_case): Initialize variable `range'.
1690 (emit_case_nodes): Remove unused prototype `rtx_fn'.
1692 * varasm.c (asm_emit_uninitialised): Add static prototype.
1693 (asm_emit_uninitialised, assemble_variable): Mark parameter with
1696 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1698 * cpplib.c (if_directive_nameo): Add static prototype.
1700 * cse.c (cse_insn): Remove unused variable `p'.
1702 * except.c (create_rethrow_ref, push_entry,
1703 receive_exception_label, new_eh_region_entry, find_func_region,
1704 clear_function_eh_region, process_nestinfo): Add static prototypes.
1705 (get_reg_for_handler): Hide definition.
1706 (process_nestinfo): Initialize variable `extra_handlers'.
1708 * expr.h (expand_builtin_longjmp): Add extern prototype.
1710 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
1712 * function.c (prepare_function_start): Likewise.
1713 (pop_function_context_from): Mark parameter `context' with
1715 (push_temp_slots_for_block, flush_addressof): Hide definition.
1717 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
1718 solve_program_flow_graph, calculate_branch_probs,
1719 function_summary, main, fancy_abort): Add prototypes.
1721 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
1722 (add_hash): Constify a char*.
1724 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
1725 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
1726 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
1728 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
1730 * lists.c (free_list, zap_lists): Likewise.
1732 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1734 * alias.c (nonlocal_reference_p): Add static prototype.
1736 * bitmap.c (bitmap_element_allocate): Prototype args in function
1739 * builtins.c (stabilize_va_list): Add static prototype.
1740 (expand_builtin_va_arg): Constify a char*.
1742 * c-lex.c (getch, put_back, extend_token_buffer_to,
1743 read_line_number, token_getch, token_put_back): Add static
1746 * c-parse.gperf (hash, is_reserved_word): Likewise.
1748 * cccp.c (is_dir_separator): Likewise.
1750 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1752 * graph.h: New file to prototype functions exported by graph.c.
1754 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
1756 * graph.c: Include graph.h.
1758 * toplev.c: Likewise. Remove redundant prototypes.
1760 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
1762 * invoke.texi: Removed duplicated description for -Q.
1764 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
1766 * extend.texi: Grammar fix in __extension__ text.
1768 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
1770 * md.texi (define_peephole2): New section.
1772 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
1774 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
1775 (mov $-1 to or peepholer): Enable for pentium when optimizing for
1778 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
1780 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
1782 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
1784 * i386.md (ffs expander): Emit Pentium friendly code for
1787 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
1789 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
1793 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1795 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
1797 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
1799 * config/m68k/m68k.c (use_return_insn): Return false if the pic
1802 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1804 * md.texi (No Constraints): Delete section.
1805 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
1806 * final.c (final_scan_insn): We always have register constraints.
1807 * genattrtab.c: Don't include "insn-config.h".
1808 (write_attr_case): We always have register constraints.
1809 * genconfig.c (register_constraint_flag): Delete.
1810 (walk_insn_part): Don't check whether we have register constraints.
1811 (main): Don't write out "#define REGISTER_CONSTRAINTS".
1812 * genoutput.c (have_constraints): Delete.
1813 (main): Don't set it.
1814 (output_operand_data): We always have constraints.
1815 (scan_operands): Likewise.
1816 (compare_operands): Likewise.
1817 * local-alloc.c (block_alloc): We always have constraints.
1818 (requires_inout): Always compile this function.
1819 * recog.c (extract_insn): We always have constraints.
1820 (constrain_operands, reg_fits_class_p): Always compile these
1822 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
1824 (struct insn_operand_data): Likewise.
1825 * regclass.c (regclass): We always have constraints.
1826 (record_reg_classes, copy_cost, record_address_regs,
1827 auto_inc_dec_reg_p): Always compile these functions.
1828 * regmove.c (regmove_optimize): We always have constraints.
1829 * reload.c (find_reloads): Likewise.
1830 * reload1.c (reload): Likewise.
1831 (reload_cse_simplify_operands): Likewise.
1832 * i860.c (output_delay_insn): Likewise.
1834 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
1836 * iris6.h (BUILD_VA_LIST_TYPE): Define.
1838 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1840 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
1841 for the va_list record.
1843 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
1845 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
1848 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
1850 * alias.c: Include insn-flags.h.
1851 * Makefile.in (alias.o): Update.
1853 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
1855 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
1856 to LTU and GEU. Handle more cases using sbb.
1858 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
1860 * i386.md (truncatexfdf splitters): Do not use subreg.
1861 (fop XFmode patterns): Fix mode in operand testing.
1863 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
1865 * jump.c (jump_optimize_1): Amend last change to test only the
1866 form of the operand, not the insn.
1868 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
1869 not register_operand to determine when B may need preloading.
1871 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
1873 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
1874 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
1875 (call-value patterns): Move to end of file.
1876 (*): Remove mode from label_ref in (pc) context.
1877 (movstrqi): Use memory not general_operand for BLKmode operands.
1878 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
1879 to register_operand operands.
1880 (peep2 patterns): Convert from commented-out peephole patterns.
1882 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1884 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
1885 to BUILT_IN_INIT_DWARF_REG_SIZES.
1886 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
1887 Renamed from BUILT_IN_DWARF_REG_SIZE; call
1888 expand_builtin_init_dwarf_reg_sizes.
1889 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
1890 with __builtin_init_dwarf_reg_size_table.
1891 * dwarf2out.c (struct reg_size_range): Delete.
1892 (expand_builtin_init_dwarf_reg_sizes): New function.
1893 (expand_builtin_dwarf_reg_size): Delete.
1894 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
1895 (expand_builtin_dwarf_reg_size): Don't declare.
1896 * libgcc2.c (dwarf_reg_size_table_initialized): New.
1897 (dwarf_reg_size_table): New.
1898 (init_reg_size_table): New function.
1899 (copy_reg): Use dwarf_reg_size_table.
1900 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
1903 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
1905 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
1906 Correctly build argument list to constructor and destructor functions.
1908 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
1910 * c-tree.h (warn_float_equal): Declare.
1911 * c-decl.c (warn_float_equal): Define.
1912 (c_decode_option): Recognize -W[no-]float-equal.
1913 * c-typeck.c (build_binary_op): Conditionally warn
1914 about equality tests of floating point types.
1915 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
1916 * invoke.texi: Add docs for -Wfloat-equal warning.
1918 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
1920 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
1921 generating RTL directly.
1922 * mips.h (INIT_TARGET_OPTABS): Likewise.
1923 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
1925 * expr.h (init_mov_optab): Delete declaration
1927 * h8300.c (WORD_REG_USED): Update to avoid useless register
1928 saves in interrupt functions and functions which never return.
1930 * cse.c (struct set): Delete inner_dest_loc field.
1931 (cse_insn): Remove assignments to inner_dest_loc field.
1933 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
1935 * ggc-page.c: Don't include <unistd.h> etc taken care of
1936 by "system.h". Include <sys/mman.h> afterward.
1938 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
1940 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
1943 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
1945 * xcoffout.c (xcoffout_declare_function): Add documentation.
1946 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
1947 TARGET_64BIT. Compare constant to -1, not bit pattern.
1948 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
1949 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
1952 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
1954 * dwarf2out.c (add_abstract_origin_attribute): Abort if
1956 (gen_inlined_enumeration_type_die): Do not abort if the type has
1957 not been writeen out.
1958 (gen_inlined_structure_type_die): Do not abort if the type has
1959 not been writeen out.
1960 (gen_inlined_union_type_die): Do not abort if the type has
1961 not been writeen out.
1962 (gen_tagged_type_instantiation_die): Do not abort if the type
1963 has not been written out.
1965 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1967 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
1969 * reg-stack.c (straighten_stack): Copy hard reg set with
1972 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
1974 * builtins.c (stabilize_va_list): Stabilize array type va_list
1975 to a pointer type, not the base record type.
1976 (expand_builtin_va_copy): Dereference the pointers explicitly;
1977 use the correct size for the copy.
1979 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
1980 (rs6000_va_arg): Likewise.
1982 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
1984 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
1986 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
1988 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
1990 (DECL_BUILT_IN_CLASS): Adjust accordingly.
1992 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
1994 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
1995 (init_ggc): Use it instead of a constant.
1996 (ggc_collect): Bound allocated_last_gc by it.
1998 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
2000 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
2003 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
2005 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
2006 (mips*-*-openbsd*): Let big endian configuration be a fragment.
2008 * config/mips/openbsd.h: New, OpenBSD little endian target.
2009 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
2010 * config/mips/xm-openbsd.h: New, OpenBSD host.
2012 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
2014 * config/m68k/m68k.c (output_function_prologue,
2015 output_function_epilogue): Use
2016 current_function_uses_pic_offset_table instead of regs_ever_live
2017 to decide whether to save/restore pic register.
2018 (legitimize_pic_address): Don't modify regs_ever_live any more.
2020 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
2022 * function.h (struct function): Add x_dont_save_pending_sizes_p.
2023 * stor-layout.c (variable_size): Don't add sizes to the pending
2024 sizes list if x_dont_save_pending_sizes_p is set.
2026 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
2028 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
2029 for symbolic_operand().
2030 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
2032 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2034 * combine.c (gen_rtx_combine): Add missing call to va_end().
2036 * final.c (asm_fprintf): Likewise.
2038 * genattrtab.c (attr_rtx): Likewise.
2040 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
2042 * cse.c: Update comments.
2043 (cse_insn): When converting a conditional/computed jump into
2044 an unconditional jump, always make sure a BARRIER immediately
2045 follows the converted jump. Do not delete unreachable code.
2046 (cse_basic_block): Do not delete unreachable code.
2047 * toplev.c (rest_of_compilation): Move call to
2048 delete_trivially_dead_insns after the conditional call to
2051 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2053 * collect2.c (make_temp_file): Don't prototype.
2055 * gcc.c (make_temp_file): Likewise.
2057 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
2059 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
2061 * varasm.c (asm_emit_uninitialised): New function: Generate
2062 the assembler statements necessary to declare an uninitialised
2064 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
2066 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
2067 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
2069 (assemble_variable): Use asm_emit_uninitialised to emit an
2070 uninitialised variable.
2072 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
2074 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
2075 constant on a 64 bit host. Patch supplied by Geoffrey Keating
2076 <geoffk@cygnus.com>.
2078 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2080 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
2081 * c-common.h (builtin_function): Don't declare.
2083 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
2085 (pushdecl): Likewise.
2086 (finish_decl): Likewise.
2087 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
2088 int. All callers changed.
2089 Set the builtin's DECL_BUILT_IN_CLASS.
2090 * tree.h (enum built_in_class): New.
2091 (enum built_in_function): Delete NOT_BUILT_IN.
2092 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
2094 (DECL_SET_FUNCTION_CODE): Likewise.
2095 (DECL_BUILT_IN_CLASS): New macro.
2096 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
2097 (struct tree_decl): Split builtin function code field into a
2099 (builtin_function): Declare.
2101 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
2103 * optabs.c (init_traps): Fix typo in last change.
2105 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
2107 * toplev.c (rest_of_decl_compilation): Update comment.
2109 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2111 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
2112 in .sbss if appropriate.
2113 (EXTRA_SECTION_FUNCTIONS): Add sbss.
2114 (SBSS_SECTION_ASM_OP): New macro.
2115 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
2116 (EXTRA_SECTIONS): Add in_sbss.
2117 * config/mips/mips.h: Prototype sbss_section.
2119 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
2121 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2124 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2126 * optabs.c (init_traps): Register trap_rtx as a GC root.
2128 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2130 * config/mips/mips.c (function_arg_pass_by_reference): Define
2131 unconditionally, since it's called unconditionally.
2133 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2135 * toplev.c (documented_lang_options): Add -fshort-wchar.
2136 * c-decl.c (c_decode_option): Likewise.
2137 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2139 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2140 * gcc.c (default_compilers): If -fshort-wchar,
2141 override __WCHAR_TYPE__.
2142 * tm.texi (C Dialect Options): Add -fshort-wchar.
2144 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2145 symbol for a variable.
2147 * cpplib.h (CPP_PREPROCESSED): New macro.
2148 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2149 we're seeing this input for a second time.
2151 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2153 * emit-rtl.c (init_emit_once): Initialize modes first.
2155 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2157 * config/i386/i386.c (pic_label_name): Change to char pointer.
2158 (global_offset_table): New variable.
2159 (load_pic_register): Fill global_offset_table if it hasn't
2160 already been done. Allocate pic_label_name dynamically.
2161 * ggc.h (empty_string): New variable.
2162 * ggc-simple.c (empty_string): Likewise.
2163 (init_ggc): Allocate empty_string and add as root.
2164 * stmt.c (digit_strings): New variable.
2165 (init_stmt): Add last_block_end_note as root. Allocate and
2166 initialize digit_strings.
2167 (expand_asm_operands): Use empty_string instead of string
2168 constant. Use digit_strings instead of string constants.
2169 * profile.c (init_arc_profiler): Allocate string with
2170 ggc_alloc_string instead of xmalloc.
2171 (output_func_start_profiler): Likewise.
2172 * c-typeck.c (digest_init): Check if init is error_mark_node.
2174 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2175 Richard Henderson <rth@cygnus.com>
2177 * ggc-page.c: New file.
2178 * Makefile.in (ggc-page.o): New.
2180 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2182 * invoke.texi: Document -fdelete-null-pointer-checks
2183 * toplev.c (flag_delete_null_pointer_checks): New.
2184 (f_options): Add entry for -fdelete-null-pointer-checks.
2185 (rest_of_compilation): Conditionalize null pointer check
2186 elimination on flag_delete_null_pointer_checks.
2187 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2189 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2191 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2192 copyright notice and special exception to GPL.
2194 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2196 * abi64.h (mips_function_value): Add prototype arguments.
2198 * mips-protos.h: New file with mips prototypes.
2200 * mips.c: Include "tm_p.h".
2201 (mktemp, lookup_name): Add prototype arguments.
2202 (extern_list, string_constant, mips_fill_delay_slot,
2203 mips_output_external, mips_output_external_libcall,
2204 mips_output_filename, mips_declare_object, function_prologue,
2205 mips_expand_prologue, function_epilogue, mips16_constant,
2206 build_mips16_function_stub, mips_output_conditional_branch):
2208 (mips_va_start): Remove unused variable `u'.
2209 (mips_va_arg): Cast value to unsigned when comparing against one.
2211 (save_restore_insns, mips_expand_prologue): Add missing arg in
2212 call to `large_int'.
2214 * mips.h: Move prototypes to mips-protos.h.
2215 (data_section, memory_address_p, rdata_section,
2216 readonly_data_section, simple_epilogue_p, text_section): Delete
2217 prototypes delcared elsewhere.
2218 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2220 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2222 * mips.md: Delete extra args in call to `mips_move_2words'.
2224 * xm-iris6.h (alloca): Add prototype argument.
2226 * genpeep.c: Include "tm_p.h" in generated output file.
2228 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2230 * basic-block.h (find_edge_index): Change parameters.
2231 * flow.c (verify_edge_list): Pass basic_block parameters to
2232 find_edge_index instead of integers.
2234 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2236 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2239 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2241 * gcc.1: Fix a formatting error.
2243 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2245 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2246 i786, mn10200, mn10300, pdp11, v850.
2248 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2250 * libgcc2.c (num_digits): Add prototype with
2251 __attribute__((const)).
2252 (__terminate): Add prototype.
2254 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2256 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2258 * alpha/alpha.c (print_operand): Fix type of `code'.
2259 (alpha_output_filename): Constify.
2260 * alpha/alpha.h: Move all function declarations ...
2261 * alpha/alpha-protos.h: ... here. New file.
2262 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2263 (SECTION_FUNCTION_TEMPLATE): Likewise.
2265 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2267 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2268 * expr.c (expand_expr): Likewise.
2269 (do_jump): Likewise.
2270 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2271 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2273 (enum can_compare_purpose): New.
2274 (can_compare_p): Adjust prototype.
2275 (prepare_cmp_insn, prepare_operand): Declare.
2276 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2277 * optabs.c (cmp_available_p): Deleted.
2278 (expand_abs): Pass ccp_jump to can_compare_p.
2279 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2280 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2281 Call can_compare_p rather than cmp_available_p.
2282 (prepare_operand): No longer static.
2283 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2284 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2285 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2286 sequence to use emit_cmp_and_jump_insns.
2287 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2289 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2291 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2292 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2293 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2294 (plus (reg) (const_int 0))
2295 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2297 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2299 * rs6000.c (expand_block_move): DImode loads and stores require
2300 word-aligned displacements. Increment address registers with
2301 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2303 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2305 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2306 is no name for the base type, rather than segfault. If we are
2307 writing out a complex integer type, use DW_ATE_lo_user.
2309 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2310 in one word or less (complex char, complex short, or on 64 bit
2311 systems complex float) to/from a hard register, copy it through
2312 memory instead of dying in gen_{real,imag}part. If we have a
2313 short complex type, prevent inlining since it allocates stack
2316 * tree.c (build_complex_type): If we are writing dwarf2 output,
2317 generate a name for complex integer types.
2319 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2321 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2322 * flow.c (remove_edge): Remove extra whitespace.
2323 (remove_fake_edges): Fix comment.
2324 (add_noreturn_fake_exit_edges): Use the correct name.
2326 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2328 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2329 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2330 (clean): Depend on INTL_CLEAN.
2331 (maintainer-clean): Adjust.
2333 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2335 * configure.in (AC_PREREQ): Bump to 2.13.
2336 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2338 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2340 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
2342 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
2344 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
2345 (HAVE_STRINGIZE): Define.
2347 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
2349 * c-parse.in: save and restore warn_pointer_arith on __extension__
2350 along with pedantic.
2351 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
2352 Set the type of extension to itype rather than $<itype>1 kludge.
2353 * extend.texi (Alternate Keywords): Adjust documentation.
2354 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
2356 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
2358 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
2359 most assembler templates.
2361 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
2362 FP loads and stores.
2363 (following_call): Always return zero for the PA8000.
2364 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
2365 FP loads and stores.
2366 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
2368 * pa.h (BRANCH_COST): Define.
2370 * pa.md (return, return_internal): Use bve for PA2.0.
2372 * pa.md (fused multiply): Add variants which reduce height for the
2373 fused multiply, but which still generate 2 insns.
2374 (fnegabs): Similarly.
2376 * pa.md (subsi3): Turn into an expander. Create two anonymous
2377 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
2378 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
2380 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
2382 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
2384 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
2385 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
2387 * regclass.c (init_regs): Add "top_of_stack" as a garbage
2390 * flow.c (record_active_eh_regions): Terminate loop after finding
2391 the last insn in the last basic block.
2393 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2395 * config/c4x/c4x.md: Delete parallel instruction peepholes.
2397 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2399 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
2401 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2403 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
2404 splitting to not use output template.
2406 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2408 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
2409 * config/c4x/c4x.c (c4x_va_start): New function.
2411 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
2413 * genrecog.c (not_both_true): Handle correctly cases when called for
2414 tests with different positions in the insn.
2416 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2418 * machmode.h (HOST_PTR_PRINTF): Move from here ...
2420 * system.h (HOST_PTR_PRINTF): ... to here.
2422 * mips-tfile.c: Don't include machmode.h.
2424 * Makefile.in (MACHMODE_H): New variable. Update to use it.
2425 (mips-tfile.o): Don't depend on machmode.h.
2427 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2429 * haifa-sched.c (sched_analyze): Rename local variable `region' to
2430 avoid conflicts with typedef struct `region' at the top level scope.
2432 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
2434 * basic-block.h (basic_block): Add eh_beg, eh_end.
2435 * flow.c (entry_exit_blocks): Update.
2436 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
2438 (find_basic_blocks_1): Don't record eh_list at each bb. Use
2439 lists.c functions to allocate insn lists.
2440 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
2442 (make_eh_edge): ... here. New.
2443 (move_stray_eh_region_notes): New.
2444 (record_active_eh_regions): New.
2445 (delete_unreachable_blocks): Split out block merging ...
2446 (try_merge_blocks): ... here. New.
2447 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
2448 Dump debugging data.
2449 (merge_blocks_move_successor_nojumps): Likewise.
2450 (merge_blocks): Use eh_beg+eh_end to validate block movement.
2452 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2454 * extend.texi (Bound member functions): Document unbound pmf
2457 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2459 * flow.c (split_edge): Handle insertion on a fallthrough edge which
2460 has the EXIT_BLOCK as a dest.
2462 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2464 * flow.c (remove_edge): New function to remove an edge from the
2466 (remove_fake_successors): New function to remove fake successor edges.
2467 (remove_fake_edges): New function to remove all fake edges from the
2469 (add_fake_exit_edges): New function to add fake edges from all blocks
2470 with no successors to the exit block.
2471 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
2472 prototypes for new functions.
2474 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2476 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
2477 Use Pmode to determine whether to output .dword or .word.
2479 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
2481 * tree.c (built_in_filename): New variable.
2482 (BUILT_IN_FILENAME): New macro.
2483 (init_tree_codes): Allocate built_in_filename.
2484 (make_node): Use built_in_filename instead of string constant.
2486 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
2488 * configure.in: Add fr30 target.
2489 * configure: Regenerate.
2490 * config/fr30: New directory.
2491 * config/fr30/crti.asm: New file.
2492 * config/fr30/fr30.c: New file.
2493 * config/fr30/crtn.asm: New file.
2494 * config/fr30/fr30.h: New file.
2495 * config/fr30/fr30.md: New file.
2496 * config/fr30/lib1funcs.asm: New file.
2497 * config/fr30/t-fr30: New file.
2498 * config/fr30/xm-fr30.h: New file.
2500 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
2502 * flow.c (merge_blocks_move_successor_nojumps): Delete the
2503 BARRIER at the end of the successor, not the BARRIER before
2506 * pa.c (pa_add_gc_roots): Fix thinko in last change.
2508 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
2510 * stmt.c (any_pending_cleanups): Don't crash when
2511 current_function->stmt is unset.
2513 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2515 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
2516 other initializations that may use it for relative offsets.
2518 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2520 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
2521 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
2522 * config/i386/sol2dbg.h: Removed.
2523 * config/i386/sol2gas.h: New file, to enable gas work-around.
2524 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
2525 Don't use sol2dbg.h.
2526 * configure: Rebuilt.
2528 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
2530 * invoke.texi (-fthis-is-variable): Remove documentation.
2532 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
2534 * basic-block.h (compute_bb_for_insn): Declare.
2535 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
2536 to use; set size of basic_block_for_insn directly.
2537 (find_basic_blocks): Update.
2539 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2541 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
2543 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2545 * crtstuff.c (ON_EXIT): Delete empty macro definition.
2546 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
2548 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
2550 * c-decl.c (c_decode_option): Extend comment.
2552 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
2554 * toplev.c (progname): Make 'const char *'
2555 (flag_print_mem): Move out of main.
2556 (version_flag): Move out of main.
2557 (filename): Move out of main.
2558 (debug_args): Remove g prefix from options.
2559 (documented_lang_options): Remove cpplib specific options.
2560 (display_help): Add g prefix to debug options.
2561 (check_lang_option): Delete this function.
2562 (decode_d_option): New function: Decode -d... option.
2563 (decode_f_option): New function: Decode -f... option.
2564 (decode_W_option): New function: Decode -W... option.
2565 (decode_g_option): New function: Decode -g... option.
2566 (independent_decode_option): New function: Decode a language
2567 independent command line option.
2568 (main): Invoke lang_decode_option and then
2569 independent_decode_option on each command line option in
2572 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
2574 Revert this change. Gavin's patch to operand_equal_p is a better fix.
2575 * fold-const.c (fold_range_test): Do not try to fold the range
2576 test if the rhs or lhs has side effects.
2578 * basic-block.h (compute_flow_dominators): Declare.
2580 * gcse.c (alloc_code_hoist_mem): New function.
2581 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
2582 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
2583 (hoist_code, one_code_hoisting_pass): Likewise.
2584 (gcse_main): If optimizing for size, then hoist expressions
2585 computed in multiple dominated basic blocks.
2587 * gcse.c (invalid_nonnull_info): New function.
2588 (delete_null_pointer_checks): Likewise.
2589 * rtl.h (delete_null_pointer_checks): Declare.
2590 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
2592 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
2593 (merge-blocks_move_successor_nojumps): Likewise.
2594 (merge_blocks): Allow merging of some blocks, even if it requires
2595 physical movement of the blocks, but not if it requires new jumps.
2597 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
2598 Callers and prototype changed.
2599 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
2601 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2603 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
2604 -YP when both -p and -pg are present. From i386/sol2.h.
2606 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2608 * Makefile.in (distclean): Delete tm_p.h.
2609 * configure.in: Create a new file, "tm_p.h", from a list in
2610 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
2611 "i386/i386-protos.h".
2613 * alias.c: Include "tm_p.h".
2614 * c-typeck.c: Likewise.
2615 * calls.c: Likewise.
2617 * emit-rtl.c: Likewise.
2618 * explow.c: Likewise.
2619 * expmed.c: Likewise.
2621 * final.c: Likewise.
2623 * fold-const.c: Likewise.
2624 * function.c: Likewise.
2626 * global.c: Likewise.
2627 * haifa-sched.c: Likewise.
2628 * integrate.c: Likewise.
2630 * local-alloc.c: Likewise.
2632 * optabs.c: Likewise.
2633 * recog.c: Likewise.
2634 * reg-stack.c: Likewise.
2635 * regclass.c: Likewise.
2636 * regmove.c: Likewise.
2637 * reload.c: Likewise.
2638 * reload1.c: Likewise.
2639 * reorg.c: Likewise.
2640 * resource.c: Likewise.
2642 * stor-layout.c: Likewise.
2643 * toplev.c: Likewise.
2645 * unroll.c: Likewise.
2646 * genattrtab.c (main): Make generated file include "tm_p.h".
2647 * genemit.c (main): Likewise.
2648 * genoutput.c (main): Likewise.
2649 * genrecog.c (main): Likewise.
2651 * i386.h: Delete all prototypes.
2652 * i386.c: Include "tm_p.h".
2653 (ix86_attr_length_default): Call constant_call_address_operand
2654 with correct number of arguments.
2655 * i386-protos.h: New file.
2656 * i386.md (unnamed patterns): Call constant_call_address_operand
2657 with correct number of arguments.
2658 (exception_receiver): Call load_pic_register with correct number
2661 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
2663 * c-pragma.c (mark_align_stack): Dereference the void* properly.
2665 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
2667 * rtl.h (insns_safe_to_move_p): New function.
2668 * loop.c (find_and_verify_loops): Use it.
2669 * rtlanal.c (insns_safe_to_move_p): Define it.
2671 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
2673 * c-pragma.c: Include ggc.h.
2674 * Makefile.in (c-pragma.o): Update.
2676 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2678 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
2679 (LIB_SPEC): Likewise.
2680 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
2681 Reindent -YP/-p/-pg.
2682 Copied from config/sparc/sol2.h.
2684 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
2686 * c-pragma.c (mark_align_stack): New.
2688 * c-pragma.h (init_pragma): Declare it.
2689 * c-lex.c (init_parse): Call it.
2691 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2693 * configure.in: Pick up thread library on Solaris/x86 just
2694 like on Solaris/sparc.
2695 * configure: Rebuilt.
2697 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
2699 * rtl.h (global_rtx_index): New enum.
2700 (global_rtl): Change to array of rtx.
2701 (pc_rtx, cc0_rtx): Redefine accordingly.
2702 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
2703 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
2704 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
2705 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
2706 (const_int_rtx): Change to array of rtx.
2707 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
2709 * emit-rtl.c (global_rtl): Change to array of rtx.
2710 (const_int_rtx): Change to aray of rtx.
2711 (gen_rtx_CONST_INT): Redefine accordingly.
2712 (init_emit_once): Allocate and initialize global_rtl. Likewise
2713 for const_int_rtx. Add both as GC roots.
2714 * genattrtab.c (global_rtl): Update declaration.
2716 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
2718 * Makefile (USER_H): Add iso646.h back.
2720 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
2722 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
2723 zapping the LOG_LINKS of sched_before_next_call.
2725 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
2726 * pa.c (insn_refs_are_delayed): Renamed from
2727 insn_sets_and_refs_are_delayed.
2729 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
2731 * functiion.h (struct function): Add x_whole_function_mode_p.
2732 (retrofit_block): Declare.
2733 * function.c (retrofit_block): New function.
2734 (identify_blocks): Add assertions. Allow an incomplete set of
2735 block notes if we're still generating code for the function.
2736 * integrate.c: Include loop.h.
2737 (expand_inline_function): Call find_loop_tree_blocks to map block
2738 notes to blocks when in whole-function mode. Use retrofit_block
2739 to insert new BLOCKs for the inlined function, rather than
2741 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
2742 * Makefile.in (integrate.o): Depend on loop.h.
2744 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2746 * tree.h (warn_about_unused_variables): Declare.
2747 * stmt.c (warn_about_unused_variables): New function, split out
2749 (expand_end_bindings): Here.
2751 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
2753 * stmt.c (preserve_subexpressions_p): Don't crash when
2754 current_function->stmt is unset.
2756 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
2758 * stmt.c (expand_start_bindings): Allow callers to pass a flag
2759 indicating that no NOTE_INSN_BLOCK_BEG note is required.
2760 (expand_start_target_temps): Use it.
2761 * except.c (expand_eh_region_start_for_decl): Likewise.
2762 * expr.c (expand_expr): Likewise.
2764 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2766 * fold-const.c (operand_equal_p): Pay attention to side effects.
2768 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
2770 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
2771 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
2773 * tlink.c (scan_linker_output): Look for keywords before accepting
2774 a mangled name in quotes.
2776 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
2778 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
2779 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
2781 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
2783 * alpha.md: Revert Thu Nov 26 change that came in through the
2784 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
2785 Avoid earlyclobber when possible.
2787 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2789 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
2791 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
2792 Define HAVE_ON_EXIT.
2794 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2796 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
2797 CTYPE_CONV in all ctype macros.
2799 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
2802 * cexp.y (initialize_random_junk): Likewise.
2804 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
2806 * i370.c (handle_pragma): Likewise.
2808 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
2810 * v850.c (override_options): Likewise.
2812 * doprint.c (_doprnt): Likewise.
2814 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
2817 * fixinc/server.c (load_data): Likewise.
2819 * fold-const.c (real_hex_to_f): Likewise.
2821 * genattr.c (write_upcase, gen_attr): Likewise.
2823 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
2824 write_upcase): Likewise.
2826 * genemit.c (print_code): Likewise.
2828 * genopinit.c (gen_insn): Likewise.
2830 * genpeep.c (print_code): Likewise.
2832 * genrecog.c (print_code): Likewise.
2834 * optabs.c (init_libfuncs): Likewise.
2836 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
2838 * haifa-sched.c (sched_analyze): Keep the list of notes organized
2840 (reemit_notes): Likewise.
2842 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
2844 * ggc.h (ggc_root): Move to ggc-common.c.
2846 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
2847 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
2848 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
2849 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
2850 * ggc-common.c (ggc_root): Move from ggc.h.
2851 (roots): Declare, static.
2852 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
2853 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
2854 null or check/set mark bit.
2855 (ggc_mark_roots): New.
2856 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
2858 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
2860 * m32r.c: Include toplev.h.
2861 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
2862 (gen_compare): Rename swap_p to must_swap to match uses.
2863 Add default abort case.
2864 (m32r_output_function_epilogue): Remove unused variables.
2865 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
2866 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
2867 define to empty parameter list. Update all uses.
2868 (predicate decls): Use enum machine_mode not int.
2869 * m32r.md (movsi): Call abort, not fatal_insn.
2870 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
2872 1999-09-14 Andrew Haley <aph@cygnus.com>
2874 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
2875 use $0 instead of 0.
2877 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2879 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
2880 computation out of loop over hard regs.
2882 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
2884 * function.c (identify_blocks): Don't shadow a variable in an
2886 * integrate.c (integrate_decl_tree): Don't use pushlevel,
2887 pushdecl, or poplevel to build up the new BLOCK tree.
2888 (expand_inline_function): Likewise.
2889 (integrate_parm_decls): Likewise.
2891 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
2893 * c-typeck.c (qualify_type): Merge qualifiers from both types.
2895 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
2897 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
2898 * invoke.texi: Document this change.
2900 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
2902 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
2904 (mark_emit_status): Renamed from mark_emit_state.
2905 * except.c (mark_eh_status): Renamed from mark_eh_state.
2906 Check not null before marking.
2907 (free_eh_status): New.
2908 * expr.c (mark_expr_status, free_expr_status): New.
2909 * function.c (free_machine_status): New.
2910 (free_after_parsing): New.
2911 (free_after_compilation): Move bits to free_after_parsing; call
2912 free_eh_status, free_expr_status; zero the marked members of the
2914 (prepare_function_start): No can_garbage_collect.
2915 Call init_eh_for_function.
2916 (expand_dummy_function_end): Free up current_function state.
2917 (mark_function_status): Renamed from mark_function_state.
2918 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
2919 * function.h (struct function): No can_garbage_collect.
2920 (free_machine_status, free_after_parsing): Declare.
2921 (free_eh_status, free_expr_status): Declare.
2922 * ggc.h (mark_expr_status): Declare.
2923 * stmt.c (free_stmt_status): Free the struct.
2924 (mark_stmt_status): Renamed from mark_stmt_state.
2925 (init_stmt): Don't call init_eh.
2926 (init_stmt_for_function): Don't call init_eh_for_function.
2927 * toplev.c (compile_file): Call init_eh.
2928 (rest_of_compilation): Free basic block info before ggc_collect.
2929 Call free_after_parsing; conditionally call free_after_compilation.
2930 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
2931 Check not null before marking.
2932 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
2934 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
2936 * c-lex.c (yylex): Initialize warn.
2938 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
2940 * pa.c (emit_move_sequence): Properly set the mode of the scratch
2941 register when performing secondary reloads for the SAR register.
2943 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
2945 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
2946 (NOTE_BLOCK): New macro.
2947 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
2948 * function.h (identify_blocks): Change prototype.
2949 * function.c (identify_blocks): Simplify.
2950 (reorder_blocks): Likewise.
2951 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
2952 NOTE_INSN_BLOCK_{BEG,END}.
2953 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
2954 the list of saved notes if the note isn't a
2955 NOTE_INSN_BLOCK_{BEG,END}.
2956 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
2958 (reemit_notes): Adjust recreation of notes to reflect new saved
2960 * print-rtl.c (print_rtx): Print the address of the BLOCK when
2961 printing a block note.
2962 * stmt.c (block_vector): Remove.
2963 (find_loop_tree_blocks): Simplify.
2964 (unroll_block_trees): Likewise.
2965 * tree.h (reorder_block): Change prototype.
2967 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
2969 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
2970 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
2971 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
2972 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
2973 (atexit, exit): Simplify.
2974 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
2975 * config/lots: Remove defns of HAVE_ATEXIT.
2977 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
2979 * calls.c (precompute_arguments): Fix typo in comment.
2980 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
2983 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
2985 * dsp16xx.c (override_options): Fix typos in GC root registration.
2987 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
2989 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
2991 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
2992 (FUNCTION_PROFILER): Redefine appropriately for Linux.
2993 (CC1_SPEC): Likewise.
2995 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2997 * genattr.c (main): Add extern prototype. Call return, not exit.
2998 * genattrtab.c (main): Likewise.
2999 * gencheck.c (main): Likewise.
3000 * gencodes.c (main): Likewise.
3001 * genconfig.c (main): Likewise.
3002 * genemit.c (main): Likewise.
3003 * genextract.c (main): Likewise.
3004 * genflags.c (main): Likewise.
3005 * gengenrtl.c (main): Likewise.
3006 * genopinit.c (main): Likewise.
3007 * genoutput.c (main): Likewise.
3008 * genpeep.c (main): Likewise.
3009 * genrecog.c (main): Likewise.
3011 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
3012 * genattrtab.c (get_insn_name): Likewise.
3013 * gencodes.c (get_insn_name): Likewise.
3014 * genconfig.c (get_insn_name): Likewise.
3015 * genemit.c (get_insn_name): Likewise.
3016 * genextract.c (get_insn_name): Likewise.
3017 * genflags.c (get_insn_name): Likewise.
3018 * genopinit.c (get_insn_name): Likewise.
3019 * genpeep.c (get_insn_name): Likewise.
3021 * gencheck.c (usage): Add static prototype.
3022 * genextract.c (print_path): Constify a char*.
3023 * genopinit.c (optabs): Likewise.
3024 * genoutput.c (operand_data, data, output_predicate_decls,
3025 compare_operands): Likewise.
3026 * genrecog.c (write_tree): Add default case in switch.
3028 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3030 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
3032 * print-rtl.c (get_insn_name): Remove prototype.
3034 * toplev.h (progname): Declare const.
3036 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
3037 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
3038 dump_sched_info, dump_local_alloc, regset_release_memory,
3039 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
3040 error_with_file_and_line, error_with_decl, error_for_asm, error,
3041 fatal, warning_with_file_and_line, warning_with_decl, warning,
3042 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
3043 Remove redundant prototypes.
3045 (notice, check_lang_option, report_file_and_line, vnotice,
3046 mark_file_stack): Add static prototype.
3047 (set_fatal_function): Add prototype.
3048 (vnotice, report_file_and_line, set_fatal_function,
3049 check_lang_option): Constify a char*.
3050 (main): Prototype. Call return, not exit.
3052 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3054 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
3056 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
3058 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
3060 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
3062 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3064 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
3065 behave as if it's zero in all cases.
3066 (expand_function_start): Adjust call to assign_parms.
3067 * tree.h (assign_parms): Adjust prototype.
3068 * objc/objc-act.c (hack_method_prototype): Adjust call to
3071 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
3073 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
3074 arg_pointer_rtx fixed if the argument pointer register is
3076 (NONZERO_BASE_PLUS_P): Likewise.
3078 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
3080 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
3081 match_insn2 to match_insn.
3082 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
3084 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
3086 * Makefile.in (USER_H): Remove va-foo.h.
3088 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
3089 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
3090 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
3091 va-spur.h,va-v850.h}: Remove.
3093 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
3095 * sparc/sparc.md (eligible_for_return_delay): New attribute.
3096 (in_return_delay): Use it instead of match_insn.
3098 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3100 * config/alpha/va_list.h (va-alpha.h): Do not include.
3101 (__gnuc_va_list): Typedef as in varargs.h.
3103 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3105 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
3106 DECL_LIVE_RANGE_RTL.
3108 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
3110 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
3111 not NOTE_BLOCK_NUMBER.
3112 (expand_eh_region_end): Likewise.
3113 (find_exception_handler_labels): Likewise.
3114 (scan_region): Likewise.
3115 (exception_optimize): Likewise.
3116 (update_rethrow_references): Likewise.
3117 (set_insn_eh_region): Likewise.
3118 * final.c (final_scan_insn): Likewise.
3119 * flow.c (make_edges): Likewise.
3120 * integrate.c (expand_inline_function): Likewise.
3121 * print-rtl.c (print_rtx): Likewise.
3123 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3125 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3126 terms of builtin functions and types.
3128 * mips.c (mips_build_va_list): New.
3129 (mips_va_start, mips_va_arg): New.
3130 * mips.h (BUILD_VA_LIST_TYPE): New.
3131 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3133 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3134 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3135 * sh.h (BUILD_VA_LIST_TYPE): New.
3136 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3138 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3140 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3141 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3142 (struct insn_data): Likewise with n_operands, n_dups,
3143 n_alternatives, output_format.
3144 * regclass.c (scan_one_insn): Cast n_operands to int before
3145 arithmetic inside comparison.
3147 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3149 * toplev.c (compile_function): Unconditionally emit nop.
3151 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3153 * haifa-sched.c (actual_hazard): Move declaration of variable
3154 `this_cost' into the scope where it is used.
3156 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3158 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3159 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3160 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3162 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3164 * jump.c (find_insert_position): Don't declare or define unless
3165 !HAVE_conditional_arithmetic.
3166 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3168 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3170 * recog.c (offsettable_address_p): Prototype function pointer.
3171 (preprocess_constraints): Call memset, not bzero.
3173 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3174 (gcc_obstack_init): Don't declare.
3175 (fix_sizetype): Add static prototype.
3176 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3177 (tree_cons): Call memset, not bzero.
3179 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3180 definition in macro ASM_WEAKEN_LABEL.
3181 (mark_const_hash_entry): Add static prototype.
3183 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3185 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3187 * unroll.c (find_common_reg_term, subtract_reg_term,
3188 loop_find_equiv_value): Add static prototypes.
3189 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3190 (copy_loop_body): Remove unreachable break statement.
3192 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3194 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3196 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3198 Undo some changes from the gcc2 merge:
3199 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3200 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3204 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3205 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3206 initialized float-int union if the value is a NaN.
3208 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3210 * gthr-win32.h: New file.
3212 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3213 shared as a valid attribute.
3214 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3215 * extend.texi: Document `shared' variable attribute.
3217 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3219 * configure.in: Handle --enable-threads on FreeBSD.
3220 * configure: Rebuit.
3222 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3224 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3226 * configure: Rebuilt.
3228 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3229 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3230 Rosimildo DaSilva <rdasilva@connecttel.com>
3232 * configure.in (m68k-*-rtemscoff*): Added.
3233 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3234 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3235 sparc-rtems configuration.
3236 * configure.in (sparc-*-rtemself*): Added.
3237 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3238 * config/i386/rtems.h: Added comment.
3239 * config/sparc/rtemself.h: New file.
3241 * configure.in (m68k-rtemself): Added.
3242 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3243 and DWARF_DEBUGGING_INFO.
3244 * config/m68k/crti.s: New file.
3245 * config/m68k/crtn.s: New file.
3246 * config/m68k/t-crtstuff: New file.
3247 * config/m68k/rtemself.h: New file.
3249 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3250 global ctor/dtor and C++ exception handling.
3251 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3252 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3254 * config/i386/t-rtems-i386: New File.
3256 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3258 * stmt.c (expand_end_case): Return right away if the case stack is
3261 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3263 * Makefile.in (version.c): Remove rule incorrectly brought in from
3266 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3268 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3269 * msdos/top.sed: Take into account a prepended $(SHELL) to
3271 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3273 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3275 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3277 * regmove.c (fixup_match_1): Don't change an unchanging register.
3278 (stable_but_for_p): Renamed to:
3279 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3280 Changed all callers.
3282 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3284 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3285 insn from BL2 is after the insn from BL.
3287 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3289 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3290 (struct insn_data): Merge `template' and `outfun' into `output'.
3291 Add `output_format'.
3292 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3293 (struct data): Remove `outfun'; add `output_format'.
3294 (name_for_index): Remove declaration.
3295 (output_insn_data): Handle output formats.
3296 (process_template): Emit the bare array for @.
3297 (gen_expand, gen_split): Set output_format to NONE.
3298 * output.h (get_insn_template): Declare.
3299 * final.c (get_insn_template): New.
3300 (final_scan_insn): Use it.
3301 * toplev.c (compile_file): Likewise.
3303 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3304 * i860/i860.c (output_delayed_branch): Likewise.
3305 (output_delay_insn): Likewise.
3307 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3309 * rtl.c (obstack_alloc_rtx): Removed.
3311 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3313 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3315 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3317 * i386.c (call_insn_operand): Reject const_int.
3318 (expander_call_insn_operand): Use call_insn_operand.
3320 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3322 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3324 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3326 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3327 Use DImode operation.
3329 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3331 * gcc.c: Include sys/resource.h.
3332 (report_times): New flag.
3333 (execute): If report_times is set, calculate and report the
3334 CPU time consumed by each subprocess.
3336 (rus, prus): New globals.
3337 (option_map): Add --time.
3338 (display_help): Document -time.
3339 (process_command): Set report_times if -time is given.
3340 Turn off -pipe if -time is given.
3342 * invoke.texi: Document new option -time.
3344 * configure.in: Check for getrusage. Check if we have to
3345 prototype getrusage.
3346 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
3347 * configure: Regenerate.
3348 * config.in: Regenerate.
3350 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
3352 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
3355 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
3357 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
3358 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
3359 (nan): Return _thenan_sf or _thenan_df as appropriate.
3360 (L_thenan_sf): Define _thenan_sf.
3361 (L_thenan_df): Define _thenan_df.
3363 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
3364 (DPBIT_FUNCS): Add _thenan_df.
3366 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
3368 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
3371 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3373 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
3376 (lang_specific_driver): Don't take a function pointer parameter.
3377 All callers changed.
3379 * gcc.c: Include gcc.h.
3380 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
3381 lang_specific_extra_outfiles, fatal): Don't declare.
3382 (multilib_defaults_raw): Constify.
3383 (read_specs): Call memset, rather than bzero.
3384 (main): Call return, not exit.
3385 (lookup_compiler): Call memcpy, not bcopy.
3386 (fatal): Make extern.
3388 * cppspec.c: Include gcc.h.
3389 (lang_specific_driver): Initialize variable `quote'. Constify a
3390 char*. All calls to the function pointer parameter now
3391 explicitly call `fatal'.
3393 * gccspec.c (lang_specific_driver): Include gcc.h.
3395 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
3397 * arm.c (note_invalid_constants): Use recog_data.operand_type
3400 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3402 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
3405 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
3406 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3407 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3408 reload_secondary_in_reload, reload_secondary_out_reload,
3409 reload_secondary_in_icode, reload_secondary_out_icode,
3410 reload_reg_rtx, reload_when_needed): Delete declarations.
3411 (struct reload): New structure.
3412 (rld): Declare new array.
3413 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
3414 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3415 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3416 reload_secondary_in_reload, reload_secondary_out_reload,
3417 reload_secondary_in_icode, reload_secondary_out_icode,
3418 reload_reg_rtx, reload_when_needed): Delete definitions.
3420 (whole file): Replace uses of the deleted arrays with uses of rld.
3421 * reload1.c (whole file): Replace uses of the deleted arrays with
3423 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
3424 explicit loops, not with bcopy.
3426 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
3428 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
3429 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
3430 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
3431 insn_name): Delete and consolidate into new structures.
3432 (insn_operand_predicate_fn): New.
3433 (insn_output_fn): New.
3435 (struct insn_operand_data): New.
3436 (struct insn_data): New.
3438 (OUT_FCN): Update for insn_data change.
3439 * builtins.c (expand_builtin_strlen): Likewise.
3440 (expand_builtin_memcmp): Likewise.
3441 * combine.c (make_extraction, simplify_comparison): Likewise.
3442 * cse.c (canon_reg, cse_insn): Likewise.
3443 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
3444 * expmed.c (store_bit_field, extract_bit_field): Likewise.
3445 (emit_store_flag): Likewise.
3446 * expr.c (convert_move, emit_block_move): Likewise.
3447 (clear_storage, emit_push_insn, expand_increment): Likewise.
3448 (do_store_flag): Likewise.
3449 * expr.h (GEN_FCN): Likewise.
3450 (insn_gen_function): Die.
3451 * final.c (final_scan_insn): Update for insn_data change.
3452 (output_asm_name): Likewise.
3453 * function.c (fixup_var_refs_1): Likewise.
3454 * loop.c (check_dbra_loop): Likewise.
3455 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
3456 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
3457 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
3458 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
3459 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
3460 * regmove.c (gen_add3_insn): Likewise.
3461 * reload.c (push_secondary_reload, combine_reloads): Likewise.
3462 (find_reloads, find_reloads_address_1): Likewise.
3463 (debug_reload_to_stream): Likewise.
3464 * reload1.c (emit_reload_insns, gen_reload): Likewise.
3465 * stmt.c (expand_end_case): Likewise.
3466 * toplev.c (compile_file): Likewise.
3468 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3469 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3471 * print-rtl.c (insn_name_ptr): Remove declaration.
3472 (get_insn_name): Declare.
3473 (print_rtx): Use it.
3474 * genoutput.c (insn_name_ptr): Remove.
3475 (next_operand_number): New.
3476 (struct operand_data): New.
3477 (null_operand, odata, odata_end): New.
3478 (struct data): Use struct operand_data.
3479 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
3480 (get_insn_name): Renamed from name_for_index.
3481 (output_prologue): Define NO_MD_PROTOTYPES.
3482 (output_predicate_decls): Break out from output_epilogue.
3483 Iterate over the operands list.
3484 (output_operand_data): Break out from output_epilogue. Emit
3485 just the operands list.
3486 (output_insn_data): Break out from output_epilogue. Emit just
3488 (output_epilogue): Remove.
3489 (output_get_insn_name): New.
3490 (constraints, op_n_alternatives, predicates, address_p): Die.
3491 (modes, strict_low, seen): Die.
3492 (scan_operands): Take new param `d' instead of writing to
3493 seven global variables.
3494 (compare_operands): New.
3495 (place_operands): New.
3496 (validate_insn_alternatives): Update for struct data change.
3497 (gen_insn): Don't zero or copy 7 global arrays. Update for
3498 scan_operands; call place_operands.
3499 (gen_peephole, gen_expand, gen_split): Likewise.
3500 (main): Update for new output routines.
3502 * genattr.c (insn_name_ptr): Remove.
3503 (get_insn_name): New function.
3504 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
3505 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
3506 * genrecog.c: Likewise.
3508 * alpha.md (adddi3): Make `pattern' array static.
3510 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3512 * config/c4x/c4x.h (c4x_rpts_cycles_string,
3513 c4x_cpu_version_string): Constify char *.
3514 * config/c4x/c4x.c (c4x_rpts_cycles_string,
3515 c4x_cpu_version_string): Likewise.
3517 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
3519 * tree.c (save_tree_status): Revert 10 Sep change.
3520 (restore_tree_status): Likewise. Call obstack_free with NULL
3521 before freeing the obstack proper.
3523 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
3525 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
3527 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
3528 surrounding context.
3530 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
3532 * tree.c (type_hash_canon): Put all types in the hash-table, when
3535 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
3537 * recog.h (struct recog_data, recog_data): New.
3538 (recog_foo variables): Kill.
3539 * recog.c (recog_operand, recog_operand_loc): Kill.
3540 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
3541 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
3542 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
3543 (recog_data): Define.
3544 (extract_insn): Update all recog_foo references to use recog_data.
3545 (preprocess_constraints, constrain_operands): Likewise.
3546 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
3547 * genattrtab.c (main): Likewise.
3548 * genextract.c (main): Likewise.
3549 * genoutput.c: Likewise.
3550 * genrecog.c (write_subroutine, main): Likewise.
3551 * local-alloc.c (block_alloc): Likewise.
3552 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
3553 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
3554 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
3555 * reload.c (find_reloads, find_reloads_toplev): Likewise.
3556 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
3557 (reload_cse_simplify_operands): Likewise.
3559 * arc/arc.c (arc_final_prescan_insn): Likewise.
3560 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
3561 * h8300/h8300.c (notice_update_cc): Likewise.
3562 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
3563 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3564 * mn10200/mn10200.c (notice_update_cc): Likewise.
3565 * mn10300/mn10300.c (notice_update_cc): Likewise.
3566 * romp/romp.c (update_cc): Likewise.
3567 * sparc/sparc.c (check_pic): Likewise.
3568 * v850/v850.c (notice_update_cc): Likewise.
3570 * genemit.c (main): Don't declare recog_operand.
3572 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
3574 * ggc.h (rtvec_def): Forward declare.
3575 (tree_node): Likewise.
3578 (ggc_set_mark_rtx): Add prototype.
3579 (ggc_set_mark_rtvec): Likewise.
3580 (ggc_set_mark_tree): Likewise.
3581 * ggc-simple.c (ggc_root): Don't define.
3582 (roots): Don't declare.
3583 (ggc_mark_rtx): Remove.
3584 (ggc_mark_rtvec): Likewise.
3585 (ggc_mark_tree): Likewise.
3586 (ggc_mark_varray): Likewise.
3587 (ggc_mark_tree_hash_table_entry): Likewise.
3588 (ggc_mark_tree_hash_table): Likewise.
3589 (ggc_set_mart_rtx): New function.
3590 (ggc_set_mark_rtvec): Likewise.
3591 (ggc_set_mark_tree): Likewise.
3592 (ggc_add_root): Remove.
3593 (ggc_add_rtx_root): Likewise.
3594 (ggc_remove_tree_root): Likewise.
3595 (ggc_add_string_root): Likewise.
3596 (ggc_add_tree_varray_root): Likewise.
3597 (ggc_add_tree_hash_table_root): Likewise.
3598 (ggc_del_root): Likewise.
3599 (ggc_mark_rtx_ptr): Likewise.
3600 (ggc_mark_tree_ptr): Likewise.
3601 (ggc_mark_string_ptr): Likewise.
3602 (ggc_mark_tree_varray_ptr): Likewise.
3603 (ggc_mark_tree_hash_table_ptr): Likewise.
3604 * ggc-common.c: New file.
3605 * Makefile.in (OBJS): Add ggc-common.o.
3606 (ggc-common.o): List dependencies.
3608 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
3610 * cppalloc.c (xstrdup): Use memcpy.
3611 * cpperror.c (cpp_print_containing_files): Don't use
3613 * cpplib.c (conditional_skip): Set temp->lineno.
3614 (do_endif): Make error message less obscure.
3615 (if_directive_name): New function.
3616 (cpp_get_token [case EOF]): Unwind the if stack and generate
3617 error messages for each unterminated conditional in this file.
3618 (parse_string): Do not behave differently if -traditional.
3620 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
3622 * builtins.c (expand_builtin_va_arg): Cope with an array-type
3623 va_list decomposing to pointer-type.
3624 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
3625 (rs6000_va_arg): Likewise.
3627 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
3629 * except.c (start_dynamic_handler): Compute size using
3630 STACK_SAVEAREA_MODE.
3632 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3634 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
3635 include directory headers. Don't define strrchr. Don't provide
3636 my_* replacement functions. Prefer PTR over `pointer_type'.
3637 Don't prototype system functions. Don't redefine getopt.
3639 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
3640 safe_read, safe_write, save_pointers, restore_pointers,
3641 is_id_char, in_system_include_dir, directory_specified_p,
3642 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
3643 find_corresponding_lparen, referenced_file_is_newer,
3644 save_def_or_dec, munge_compile_params, gen_aux_info_file,
3645 process_aux_info_file, identify_lineno, check_source,
3646 seek_to_line, forward_to_next_token_char, output_bytes,
3647 output_string, output_up_to, other_variable_style_function,
3648 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
3649 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
3650 find_static_definition, connect_defs_and_decs, add_local_decl,
3651 add_global_decls, needs_to_be_converted, visit_each_hash_node,
3652 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
3653 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
3654 scan_for_missed_items, edit_file, string_list_cons): Add static
3656 (standard_exec_prefix, target_machine, target_version,
3657 default_syscalls_dir, string_list, string_list_cons, find_file,
3658 do_cleaning): Constify a char*.
3659 (safe_read, safe_write): Use PTR, not a char*.
3660 (is_id_char): Take an int, not a char.
3661 (main): Add prototype. Call return, not exit.
3663 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
3665 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
3666 when comparing types.
3668 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
3670 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
3671 (strength_reduce): Release the varrays from the no-bivs early exit.
3673 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
3674 the loop over the registers.
3676 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
3678 (restore_tree_status): Check that instead when freeing the obstack.
3680 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
3682 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
3685 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3687 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
3688 operand size modifiers.
3690 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3692 * c-common.c (c_common_nodes_and_builtins): Don't build
3694 * c-common.h (enum c_tree_index and related accesor macros): Remove
3695 everything now declared in tree.h.
3696 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3697 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
3698 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
3699 (error_mark_node, void_type_node, char_type_node, integer_type_node,
3700 unsigned_type_node, ptr_type_node, va_list_type_node,
3701 integer_zero_node, null_pointer_node, integer_one_node): Delete.
3702 (init_decl_processing): Call build_common_tree_nodes and
3703 build_common_tree_nodes_2 instead of building their nodes here.
3704 Don't add roots for these nodes.
3705 * stor-layout.c (size_zero_node, size_one_node): Delete.
3706 (set_sizetype): Make a new node for bitsizetype each time.
3707 * tree.c (global_trees): New variable.
3708 (init_obstacks): Add a gc root for it.
3709 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3710 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
3711 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
3712 (build_common_tree_nodes): New function.
3713 (fix_sizetype): New function.
3714 (build_common_tree_nodes_2): New function.
3715 * tree.h (enum tree_index): New.
3716 (global_trees): Declare.
3717 Add accessor macros for all nodes now moved to global_trees.
3718 Delete their declarations.
3720 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
3722 * c-decl.c (finish_function): When processing a nested function,
3723 push and pop GC context around rest_of_compilation.
3725 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
3727 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
3728 Default ix86_arch to PROCESSOR_I386.
3729 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
3730 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
3731 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
3732 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
3733 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
3734 (EXTRA_SPECS): Remove deleted specs.
3736 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
3738 * function.c (assign_stack_local_1): Allocate from
3739 function->x_frame_offset, not frame_offset.
3741 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
3743 * ggc.h (lang_cleanup_tree): Remove.
3744 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
3745 * ggc-callbacks.c (lang_cleanup_tree): Remove.
3747 * c-decl.c (finish_struct): Use ggc_alloc to allocate
3748 TYPE_LANG_SPECIFIC when garbage collecting.
3749 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
3750 (lang_cleanup_tree): Remove.
3752 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3754 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
3755 * crtstuff.c: Not here.
3756 * dwarf2out.c: Or here.
3757 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
3760 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
3762 * function.h (free_after_compilation): Remove decl parameter.
3763 (free_varasm_status0: Likewise.
3764 (free_emit_status): Likewise.
3765 (free_stmt_status): Likewise.
3766 (free_after_compilation): Likewise.
3767 (init_lang_status): New variable.
3768 (free_lang_status): Likewise.
3769 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
3770 * function.c (init_lang_status): New variable.
3771 (free_lang_status): Likewise.
3772 (push_function_context_to): Don't set function::decl here.
3773 (free_after_copmilation): Make decl parameter implicit. Call
3774 free_lang_status if defined.
3775 (prepare_function_start): Call init_lang_status if defined.
3776 (init_function_start): Set function::decl here.
3777 * profile.c (output_func_start_profiler): Don't call pushdecl
3778 until we've actually started the function.
3779 * stmt.c (free_stmt_status): Make decl parameter implicit.
3780 * toplev.c (rest_of_compilation): Don't pass decl to
3781 free_after_compilation.
3782 * varasm.c (free_varasm_status): Likewise.
3784 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3786 * except.c (call_get_eh_context): Add root when allocating static
3789 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
3791 * arm.c: Include "ggc.h".
3792 (arm_add_gc_roots): New function.
3793 (arm_override_options): Call it.
3794 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
3796 * arm.md (define_asm_attributes): Add a pool_range attribute.
3798 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
3800 * extend.texi (Volatiles): New node.
3802 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
3804 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
3805 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
3806 (struct ggc_any): Replace `mark' with `magic_mark'.
3807 (ggc_alloc_string): Use memcpy, not bcopy.
3808 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
3809 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
3810 (ggc_free_any): New.
3811 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
3812 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
3813 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
3814 Use IS_MARKED. Use ggc_free_any.
3816 1999-09-09 Scott Bambrough <scottb@netwinder.org>
3818 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
3820 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
3822 * toplev.c (main): Always init_ggc.
3824 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
3826 * except.c (find_all_handler_type_matches): Free the list if
3827 we found no matches.
3829 * combine.c (SUBST): Break out to a real function do_SUBST.
3830 (SUBST_INT): Likewise.
3831 * gcse.c (free_pre_mem): Free `temp_bitmap'.
3832 (pre_insert): Free `inserted'.
3833 * loop.c (basic_induction_var): Always set `location'.
3835 * function.c (expand_function_end): Add initial_trampoline as a root.
3836 * rtl.h (init_varasm_once): Declare.
3837 * toplev.c (compile_file): Call it.
3838 * ggc-simple.c (ggc_mark_string_ptr): New.
3839 (ggc_add_string_root): New.
3840 (ggc_collect): Disable collection avoidance temporarily.
3841 * ggc.h (ggc_add_string_root): Declare.
3842 * except.c (create_rethrow_ref): Use ggc_alloc_string.
3843 * optabs.c (init_libfuncs): Likewise.
3844 * varasm.c (named_section): Use ggc_alloc_string.
3845 (make_function_rtl): Likewise.
3846 (make_decl_rtl): Likewise.
3847 (assemble_static_space): Likewise.
3848 (assemble_trampoline_template): Likewise.
3849 (output_constant_def): Likewise.
3850 (force_const_mem): Likewise.
3851 (mark_const_hash_entry): New.
3852 (mark_pool_sym_hash_table): New.
3853 (mark_varasm_state): Use it.
3854 (init_varasm_once): New.
3856 * expr.h (init_one_libfunc): Declare.
3857 * optabs.c (init_one_libfunc): New.
3858 (init_optabs): Use it.
3859 * config/gofast.h: Likewise.
3860 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
3861 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
3863 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3865 * Makefile.in (cppexp.o): Depend on cpphash.h.
3866 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
3868 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
3869 * cpplib.c (do_define): Generalise to handle poisoned definitions,
3870 redefining poisoned identifiers, etc.
3871 (do_undef): Don't allow poisoned identifiers to be undefined.
3872 (do_pragma): Add #pragma poison.
3873 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
3875 * cccp.c: Add T_POISON node type.
3876 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
3878 (do_define): Generalise to handle poisoned definitions,
3879 redefining poisoned identifiers, etc.
3880 (do_undef): Don't allow poisoned identifiers to be undefined.
3881 (do_pragma): Add #pragma poison.
3882 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
3884 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
3885 * c-pragma.h: Add ps_poison state. We now always have generic
3888 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
3890 * ggc.h (ggc_alloc): New function.
3891 (ggc_mark): Likewise.
3892 * ggc-simple.c (ggc_any): New structure.
3893 (ggc_status): Add anys.
3894 (n_anys_collected): New variable.
3895 (ggc_alloc): Define.
3896 (ggc_mark): Likewise.
3897 (ggc_collect): Collect the anys.
3899 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3901 * c-decl.c (mark_binding_level): Make static to match prototype.
3903 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
3905 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
3907 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
3909 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
3910 will use into account. Expand the max width to 5.
3913 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
3915 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
3918 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
3920 * alpha.md (call value patterns): Remove the result predicates.
3922 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
3924 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
3927 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3929 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
3930 changed from extern char *, to extern PTR. Also fix typo in
3931 NEED_DECLARATION_REALLOC test.
3933 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
3935 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3937 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
3938 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
3939 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
3940 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
3942 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
3944 * cccp.c (pcfinclude): Likewise.
3946 * global.c (allocno_compare): Likewise.
3948 * haifa-sched.c (rank_for_schedule): Likewise.
3950 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
3952 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
3954 * stupid.c (stupid_reg_compare): Likewise.
3956 * tree.c (_obstack_allocated_p): Likewise.
3958 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
3960 1999-09-08 Bruce Korb autogen@linuxbox.com
3962 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
3963 why "gperf -F" fails.
3964 * gcc/cp/Makefile.in: ditto
3965 * gcc/Makefile.in: ditto
3966 * gcc/java/Makefile.in: ditto
3968 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
3970 * lists.c: Include ggc.h.
3972 (init_EXPR_INSN_LIST_cache): Install it.
3974 * ggc-simple.c (init_ggc): Absorb the old init.
3975 (ggc_push_context): Use xcalloc.
3976 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
3977 (ggc_collect): Add [rvts] tags to the collection stats.
3979 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
3981 * cccp.c (main): Fix handling of -include and -imacros options.
3983 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
3985 * cpplib.c (cpp_push_buffer): Fix order of arguments.
3987 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3989 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
3992 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3994 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
3995 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
3996 and SET_DEST. Update comment.
3998 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4000 * config/c4x/c4x.c: Include ggc.h.
4001 (c4x_add_gc_roots): New function.
4002 (c4x_override_options): Call c4x_add_gc_roots.
4004 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
4006 * defaults.h (TARGET_ESC): Move ...
4007 * system.h: ... here, where Linas had it in the first place. Silly me.
4009 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
4011 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
4012 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
4013 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
4014 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
4015 * defaults.h (TARGET_ESC): Add default.
4017 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
4019 * configure.in: add i370-*-openedition, i370-*-mvs and
4020 i370-*-linux targets
4022 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
4024 * dsp16xxx.c: Include ggc.h
4025 (override_options): Mark GC roots.
4026 * mn10200.c: Include ggc.h.
4027 (asm_file_start): Mark GC roots.
4028 * tahoe.c: Include ggc.h.
4029 (extensible_operand): Mark GC roots.
4031 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
4033 * README: Add section discussing status of ELF ABI.
4034 * i370.c: Fix misc spelling mistakes.
4035 (i370_label_scan): Updated notes, exception handling.
4036 (i370_function_prolog): Simplify ELF stack handling.
4037 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
4038 (STACK_GROWS_DOWNWARD): ELF stack grows down.
4039 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
4040 * i370.md: (movdi): Add notes.
4041 (floatsidf2): Use stack not rtca for scratch float area.
4042 (iorsi3): Correct operand constraints.
4043 * x-oe: Restore TAROUTOPTS which are used by pax.
4045 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
4047 * rs6000.c: Include ggc.h.
4048 (rs6000_add_gc_roots): New function.
4049 (override_options): Call it.
4051 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
4053 * alpha.h (alpha_compare): New.
4054 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
4055 * alpha.c: Likewise for the definitions.
4056 (alpha_emit_conditional_branch): Update for alpha_compare.
4057 (alpha_emit_conditional_move): Likewise.
4058 * alpha.md (cmpdf, cmpdi): Likewise.
4059 (setcc patterns): Likewise. Zero alpha_compare after use.
4060 (sne): Optimize (x != 0) into (0U < x).
4062 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
4064 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
4065 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
4066 (INIT_EXPANDERS): Remove.
4067 * alpha.c: Include ggc.h.
4068 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
4069 (alpha_init_machine_status, alpha_mark_machine_status): New.
4070 (override_options): Install them.
4071 (struct machine_function): Moved to alpha.h.
4072 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
4073 (alpha_init_expanders): Remove.
4074 (alpha_return_addr): Adjust to use current_function->machine.
4075 (alpha_ra_ever_killed): Likewise.
4076 (alpha_expand_epilogue): Likewise.
4077 * alpha.md (eh_epilogue): Likewise.
4079 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
4080 Melissa O'Neill <oneill@cs.sfu.ca>
4081 Geoffrey Keating <geoffk@cygnus.com>
4083 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
4084 call-used registers (call-saved registers must still be contiguous
4085 and end with r31, of course).
4087 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
4089 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
4090 (self_promoting_type_p): Delete.
4091 (self_promoting_args_p): Move ...
4092 * c-common.c: ... here.
4093 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
4094 (simple_type_promotes_to): New.
4095 * builtins.c (lang_type_promotes_to): New.
4096 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
4097 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
4098 * c-common.h: ... here.
4099 (self_promoting_args_p, simple_type_promotes_to): Declare.
4100 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
4101 (grokdeclarator): Likewise.
4102 * tree.h (lang_type_promotes_to): Declare.
4104 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
4106 Add some machine-dependent GC roots.
4107 * sparc.c: Include ggc.h.
4108 (sparc_add_gc_roots): New function.
4109 (mark_ultrasparc_pipeline_state): Likewise.
4110 (override_options): Call sparc_add_gc_roots.
4111 * pa.c: Include ggc.h.
4112 (pa_add_gc_roots): New function.
4113 (mark_deferred_plabels): Likewise.
4114 (override_options): Call pa_add_gc_roots.
4115 * mips.c: Include ggc.h.
4116 (mips_add_gc_roots): New function.
4117 (override_options): Use it.
4119 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4121 * cpperror.c (cpp_file_line_for_message): Constify a char*.
4123 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4124 cpp_parse_expr): Add static prototypes.
4125 (parse_charconst): Don't cast away const-ness.
4126 (token): Constify a char*.
4128 * cppfiles.c (file_name_list, include_hash, find_include_file,
4129 finclude, initialize_input_buffer): Constify a char*.
4130 (file_cleanup, find_position): Add static prototypes.
4132 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4133 collect_expansion): Add static prototypes.
4134 (cpp_install, create_definition, monthnames): Constify a char*.
4136 * cpphash.h (cpp_install): Likewise.
4138 * cppinit.c (known_suffixes, default_include,
4139 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4140 (base_name, dump_special_to_buffer, initialize_dependency_output):
4141 Add static prototypes.
4143 * cpplib.c (my_strerror): Constify a char*.
4144 (null_underflow, null_cleanup, skip_comment, copy_comment,
4145 copy_rest_of_line, handle_directive, pass_thru_directive,
4146 get_directive_token, read_line_number, cpp_print_file_and_line,
4147 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4148 v_cpp_warning_with_line, detect_if_not_defined,
4149 consider_directive_while_skipping): Add static prototypes.
4150 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4151 cpp_pedwarn_with_file_and_line): Constify a char*.
4153 * cpplib.h (cpp_options, include_hash, progname, definition,
4154 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4155 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4156 find_include_file, deps_output, include_hash): Constify a char*.
4158 * cppmain.c (progname): Constify.
4159 (main): Add prototype. Use return, not exit.
4161 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4162 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4163 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4164 check_protection): Add static prototype.
4166 (progname, recognized_macrom, recognized_extern): Constify a char*.
4167 (main): Add prototype.
4169 * gen-protos.c (progname): Constify a char*.
4171 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4173 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4174 (init_emit_once): Add more GC roots.
4175 * except.c (mark_func_eh_entry): New function.
4176 (mark_eh_node): Mark false_label and rethrow_label.
4177 (init_eh): Add more GC roots.
4178 * function.c (free_after_compilation): Take decl as a paramter.
4179 Call free_stmt_status.
4180 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4182 * function.h (free_after_compilation): Change prototype.
4183 (free_varasm_status): Likewise.
4184 (free_emit_status): Likewise.
4185 (free_stmt_status): New function.
4186 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4187 Remove, replacing with ...
4188 (ggc_status): New structure.
4189 (ggc_chain): New variable.
4191 (ggc_push_context): New function.
4192 (ggc_pop_context): Likewise.
4193 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4194 (ggc_alloc_rtvec): Likewise.
4195 (ggc_alloc_tree): Likewise.
4196 (ggc_alloc_string): Likewise.
4197 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4198 (ggc_mark_tree): Give language-dependent code a chance to mark
4200 (ggc_mark_tree_varray): Handle empty arrays.
4201 (ggc_collect): Adjust for use of ggc_chain. Clear
4202 bytes_alloced_since_last_gc.
4203 * ggc.h (ggc_pop_context): New function.
4204 (ggc_push_context): Likewise.
4205 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4206 * stmt.c (free_stmt_status): New function.
4207 (init_stmt_for_function): Clear last_expr_value.
4208 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4209 Conditionalize call to ggc_collect.
4210 (main): Call init_ggc.
4211 * tree.c (push_obstacks): Do the push, even when GC'ing.
4212 (push_obstacks_nochange): Likewise.
4213 (pop_obstacks): Liekwise.
4214 * varasm.c (free_varasm_status): Take decl as a parameter.
4216 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4218 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4219 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4220 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4221 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4223 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4225 * pa/x-pa-mpeix: New file for the MPE port.
4227 * pa/quadlib.asm: New file for long double support.
4229 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4230 * configure: Rebuilt.
4232 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4234 * final.c (shorten_branches): Fix last change.
4236 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4238 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4240 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4242 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4245 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4247 * c-aux-info.c (concat): Don't define.
4249 * cccp.c (my_strerror): Likewise. All callers changed to use
4251 (do_include): Call xstrdup, not xmalloc/strcpy.
4252 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4253 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4255 * collect2.c (my_strsignal): Likewise. All callers changed to use
4257 (locatelib): Call xstrdup, not xmalloc/strcpy.
4259 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4261 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4263 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4265 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4267 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4269 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4271 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4273 (find_all_handler_type_matches): Likewise. Don't check return
4275 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4276 xmalloc, not malloc.
4277 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4279 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4280 (init_spec): Call xcalloc, not xmalloc/bzero.
4281 (set_spec): Call xstrdup, not save_string.
4282 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4283 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4284 (process_command): Call xstrdup, not save_string.
4285 (main): Call xcalloc, not xmalloc/bzero.
4287 * gcov.c (xmalloc): Don't define.
4288 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4289 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4290 (output_data): Call xcalloc, not xmalloc/bzero.
4292 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4294 * mips-tdump.c (xmalloc): Don't define.
4295 (print_symbol): Call xmalloc, not malloc.
4296 (read_tfile): Call xcalloc, not calloc.
4298 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4299 Don't define. All callers of xfree/my_strsignal changed to use
4300 free/strsignal instead.
4301 (allocate_cluster): Call xcalloc, not calloc.
4303 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4304 Fix memory leak, free allocated memory.
4306 * prefix.c (translate_name): Call xstrdup, not save_string.
4307 (update_path): Likewise.
4309 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4311 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4312 Don't define. Callers of xfree/savestring2 changed to use
4313 free/concat instead.
4315 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4316 (init_elim_table): Likewise.
4318 * resource.c (init_resource_info): Likewise.
4320 * stupid.c (stupid_life_analysis): Likewise.
4322 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4323 (open_dump_file): Call concat, not xmalloc/strcpy/...
4324 (clean_dump_file): Likewise.
4325 (compile_file): Call xstrdup, not xmalloc/strcpy.
4327 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4329 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4330 * v850.c (v850_va_arg): New.
4332 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4334 * haifa-sched.c: Tidy comments.
4336 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4338 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4339 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4340 $(out_object_file)): Depend on ggc.h.
4341 * c-common.c: Include "ggc.h".
4342 (combine_strings): If doing GC, use ggc_alloc_string.
4343 * c-decl.c: Include "ggc.h".
4344 (ggc_p): Define with value 0.
4345 (mark_binding_level): New function.
4346 (init_decl_processing): Add GC roots.
4347 (mark_c_function_context): New function.
4348 (lang_mark_false_label_stack): New function.
4349 (lang_mark_tree): New function.
4350 (lang_cleanup_tree): New function.
4351 * c-lang.c: Include "ggc.h".
4352 (lang_init): Call c_parse_init.
4353 * c-lex.c: Include "ggc.h".
4354 (check_linenum): If doing GC, don't copy filenames to permanent
4356 * c-parse.in: Include "ggc.h".
4357 (c_parse_init): New function.
4358 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
4359 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
4361 * except.c (mark_eh_state): Mark more state.
4362 * function.c (mark_function_state): Likewise.
4363 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
4364 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
4365 * toplev.c (mark_file_stack): New function.
4366 (compile_file): If doing GC, use ggc_alloc_string on input filename.
4367 (main): Add root for input_file_stack.
4369 * i386.c: Include "ggc.h".
4370 (ix86_mark_machine_status): New function.
4371 (override_options): Set mark_machine_status.
4373 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4375 * tree.c (copy_node): Copy node contents also if doing GC.
4377 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4379 * collect2.c (scan_libraries): Fix double-thinko :-).
4381 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
4383 * collect2.c (scan_libraries): Fix thinko.
4385 * cse.c (delete_trivially_dead_insns): Do not skip the last
4386 insn if it is a real insn.
4388 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
4390 * Makefile.in (ggc-simple.o): Depend on hash.h.
4391 * ggc.h (ggc_add_tree_hash_table_root): Declare.
4392 (ggc_mark_tree_varray): Likewise.
4393 (ggc_mark_tree_hash_table): Likewise.
4394 * ggc-simple.c: Include hash.h.
4395 (ggc_mark_tree_hash_table_ptr): New function.
4396 (ggc_mark_tree_hash_table_entry): Likewise.
4397 (ggc_mark_tree_hash_table): Likewise.
4398 (ggc_add_tree_hash_table_root): Likewise.
4399 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
4400 rtx, when defining fields.
4402 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4404 * profile.c (output_func_start_profiler): Remove apparently
4405 nonsensical call to start_sequence.
4407 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
4409 * clipper/clipper.c (clipper_va_start): Fix typos.
4411 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
4412 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
4413 (spur_va_arg): New stub.
4415 * configure.in: Comment out pyramid.
4417 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
4419 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
4420 don't conflict with the bits that win32, cygwin, and dgux
4423 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
4424 Bernd Schmidt <bernds@cygnus.co.uk>
4426 * integrate.c (function_cannot_inline_p): Do not inline
4427 functions with forced labels.
4429 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
4430 Bernd Schmidt <bernds@cygnus.co.uk>
4431 Mark Mitchell <mark@codesourcery.com>
4433 * Makefile.in (ggc-simple.o): Depend on varray.h.
4434 (rtl.o): Depend on ggc.h.
4435 (genattrtab.o): Depend on ggc.h.
4436 (print-tree.o): Likewise.
4437 (fold-const.o): Likewise.
4438 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
4439 (make_insn_raw): Don't cache insns when GC'ing.
4440 (emit_insn_before): Likewise.
4441 (emit_insn_after): Likewise.
4442 (emit_insn): Likewise.
4443 (start_sequence): Use xmalloc to allocate the sequence_stack.
4444 (end_sequence): Add free to free it.
4445 (gen_sequence): Don't cache insns when GC'ing.
4446 (clear_emit_caches): Don't use sequence_element_free_list.
4447 (init_emit): Use xcalloc, not xmalloc+bzero.
4448 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
4449 * function.c (pop_function_context_from): Use free to free the
4450 fixup_var_refs_queue.
4451 (put_reg_into_stack): Allocate it with xmalloc.
4452 * genattrtab.c: Include ggc.h.
4453 (operate_exp): Don't use obstack_free when GC'ing.
4454 (simplify_cond): Likewise.
4455 (simplify_text_exp): Likewise.
4456 (optimize_attrs): Likewise.
4457 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
4459 (gencode): Generate a #include for ggc.h.
4460 * ggc-callbacks.c (ggc_p): Define it to zero.
4461 * ggc-none.c (ggc_p): Likewise.
4462 * ggc-simple.c: Include varray.h.
4463 (ggc_mark_tree_varray): New function.
4464 (ggc_add_tree_varray_root): Likewise.
4465 (ggc_mark_tree_varray_ptr): Likewise.
4466 * ggc.h (ggc_p): Declare.
4467 (varray_head_tag): Likewise.
4468 (ggc_add_tree_varray_root): Declare.
4469 * print-tree.c (print_node): Don't check for TREE_PERMANENT
4470 inconsistencies when GC'ing.
4471 * rtl.c: Include ggc.h.
4472 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
4473 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
4474 (rtx_free): Don't call obstack_free when GC'ing.
4475 * toplev.c (rest_of_compilation): Call ggc_collect after every
4477 * tree.c (push_obstacks): Do nothing, if GC'ing.
4478 (pop_obstacks_nochange): Likewise.
4479 (pop_obstacks): Likewise.
4480 (make_node): Use ggc_alloc_tree when GC'ing.
4481 (copy_node): Likewise.
4482 (get_identifier): Use ggc_alloc_string when GC'ing.
4483 (build_string): Likewise.
4484 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
4485 (tree_cons): Likewise.
4487 (type_hash_canon): Don't call obstack_free when GC'ing.
4489 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
4491 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4492 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
4494 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
4495 Bernd Schmidt <bernds@cygnus.co.uk>
4496 Mark Mitchell <mark@codesourcery.com>
4498 * Makefile.in (stor-layout.o): Depend on ggc.h.
4499 (expr.o): Depend on ggc.h.
4500 (profile.o): Depend on ggc.h.
4501 (stor-layout.o): Depend on ggc.h.
4502 * emit-rtl.c (init_emit_once): Add gc roots.
4503 * expr.c: Include ggc.h.
4504 (emit_block_move): Add gc roots.
4505 (clear_storage): Likewise.
4506 * expr.h (init_stor_layout_once): New function.
4507 * profile.c: Include ggc.h.
4508 (init_arc_profiler): profiler_label is a root.
4509 * scan.c (make_sstring_space): Trust xrealloc to function
4510 correctly with first parameter NULL.
4511 * stor-layout.c: Include ggc.h.
4512 (set_sizetype): Add gc root.
4513 (init_stor_layout_once): New function.
4514 * toplev.c (compile_file): Call it.
4516 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
4517 Bernd Schmidt <bernds@cygnus.co.uk>
4518 Mark Mitchell <mark@codesourcery.com>
4520 * Makefile.in (tree.o): Depend on ggc.h.
4521 (varasm.o): Likewise.
4522 (function.o): Likewise.
4524 (except.o): Likewise.
4525 (optabs.o): Likewise.
4526 (emit-rtl.o): Likewise.
4527 * emit-rtl.c: Include ggc.h.
4528 (sequence_element_free_list): Remove, and all references.
4529 (mark_sequence): New functions.
4530 (mark_emit_state): New function.
4531 * except.c: Include ggc.h.
4532 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
4533 (mark_tree_label_node): New functions.
4534 (mark_eh_state): New function.
4535 * function.c: Include ggc.h.
4536 (mark_temp_slot, mark_function_chain): New functions.
4537 (mark_function_state): New function.
4538 (init_function_once): New function.
4539 * function.h (init_function_once): New function.
4540 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
4541 * ggc.h (label_node): Declare.
4542 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
4543 (lang_mark_false_label_stack): New function.
4544 (mark_temp_slot): Remove declaration.
4545 (mark_function_chain): Likewise.
4546 (mark_eh_state): Adjust prototype.
4547 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
4549 * optabs.c: Include ggc.h.
4550 (mark_optab): New function.
4551 (init_optabs): Add gc roots.
4552 * stmt.c: Include ggc.h.
4553 (mark_cond_nesting, mark_loop_nesting): New functions.
4554 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
4555 (mark_stmt_state): New function.
4556 * toplev.c (compile_file): Call init_function_once.
4557 * tree.c: Include ggc.h.
4558 (type_hash): Move declaration earlier in file.
4559 (TYPE_HASH_SIZE, type_hash_table): Likewise.
4560 (init_obstacks): Add gc roots.
4561 (mark_type_hash): New function.
4562 * varasm.c: Include ggc.h.
4563 (mark_pool_constant): New function.
4564 (mark_varasm_state): New function.
4566 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4568 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
4570 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4572 * c-decl.c (struct language_function): Renamed from struct c_function.
4574 (c_function_chain): Delete.
4575 (push_c_function_context): New arg F. Don't warn about nested
4576 functions here. Fill LANGUAGE elt of F. Delete code to update
4577 c_function_chain. Don't call push_function_context.
4578 (pop_c_function_context): New arg F. Restore from there instead of
4579 from c_function_chain. Don't call pop_function_context. Clear out
4580 LANGUAGE field of F when done.
4581 * c-lang.c: Include "function.h"
4582 (lang_init): Initialize save_lang_status and restore_lang_status.
4583 * c-parse.in (nested_function, nested_function_notype): Warn about
4584 nested functions. Call push_function_context/pop_function_context
4585 instead of the _c_ variants.
4586 * c-tree.h (push_c_function_context, pop_c_function_context): Update
4588 * Makefile.in (c-lang.o): Update dependencies.
4590 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
4591 regno_pointer_flag, regno_pointer_align.
4592 (gen_reg_rtx): Use xrealloc to enlarge them.
4593 (free_emit_status): New function.
4594 * function.c (mark_machine_status, mark_lang_status): New variables.
4595 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
4596 in some bits from assign_stack_local. All callers changed to use new
4598 (assign_stack_local): Just call assign_stack_local_1.
4599 (free_after_compilation): New function.
4600 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
4601 (trampoline_address): Likewise.
4602 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
4603 (prepare_function_start): Explicitly clear some more variables.
4604 * function.h (struct function): New elt can_garbage_collect.
4605 (mark_machine_status, mark_lang_status): Declare variables.
4606 (free_after_compilation, free_emit_status, free_varasm_status,
4607 init_varasm_status): Declare functions.
4608 * toplev.c (rest_of_compilation): Call free_after_compilation when
4609 done with the current function.
4610 * varasm.c (free_varasm_status): New function.
4612 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
4614 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
4615 (EXPAND_BUILTIN_VA_ARG): Define.
4616 * sparc.c (sparc_va_start): New.
4617 (sparc_va_arg): New.
4619 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4621 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
4623 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4625 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
4627 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
4629 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
4631 (ggc-callbacks.o): New target.
4632 * ggc-callbacks.c: New file.
4634 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4636 * expr.h: Collapse individual optab and libfunc vars to arrays.
4637 (optab_index, libfunc_index): New enumerations.
4638 (optab_table, libfunc_table): New arrays.
4639 Add accessor macros for both.
4641 * optabs.c (optab_table, libfunc_table): New.
4642 Delete declarations for individual optab and libfunc vars.
4644 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
4646 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
4648 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4650 * Makefile.in (GGC, GGC_LIB): New.
4651 (HOST_RTL): Include ggc-none.o.
4652 (ggc-simple.o): New target.
4653 (ggc-none.o): Likewise.
4654 * tree.h (tree_common): Add gc_mark.
4655 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
4656 (struct rtvec_def): Add gc_mark.
4657 * emit-rtl.c (global_rtl): Update static initializers to contain
4658 enough initializers.
4659 * ggc.h, ggc-none.c, ggc-simple.c: New files.
4660 * toplev.c (gc_time): New variable.
4661 (all_time): New variable.
4662 (compile_file): Print gc time.
4663 (print_time): Calculate percentage of the whole.
4665 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4667 Change obstack memory management and varasm constant pool handling so
4668 that nested functions are treated like any other functions.
4669 * function.c (init_machine_status): New variable.
4670 (push_function_context_to): Set contains_functions for the outer
4671 function. Don't call save_varasm_status.
4672 (pop_function_context_from): Don't call restore_varasm_status. Don't
4673 set current_function_contains_functions.
4674 (prepare_function_start): Call init_varasm_status rather than
4675 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
4677 * function.h (struct function) Add field varasm. Delete fields
4678 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
4679 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
4680 (init_machine_status): Declare.
4681 (save_varasm_status, restore_varasm_status): Delete declarations.
4682 (save_tree_status, restore_tree_status): Delete last argument.
4683 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
4684 code. All callers changed.
4685 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
4686 save_constants_in_decl_trees, restore_constants, save_constants,
4687 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
4689 (inlining): New variable.
4690 (reg_map, label_map, insn_map, orig_asm_operands_vector,
4691 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
4693 (save_for_inline_nocopy): Don't save constants.
4694 Don't set inl_emit field in current_function.
4695 (expand_inline_function): Use emit field, not inl_emit, of the inlined
4696 function. Set new variable inlining before
4697 calling copy_rtx_and_substitute.
4698 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
4699 constant pool references if inlining is nonzero.
4700 Delete ADDRESS and (most of the) CONST cases.
4701 (output_inline_function): Save and restore current_function/
4702 current_function_decl. Delete restore_constants code. Don't call
4703 init_const_rtx_hash_table.
4704 * output.h (init_const_rtx_hash_table): Don't declare.
4705 * rtl.h (struct function): Declare.
4706 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
4707 * toplev.c (rest_of_compilation): Don't treat nested functions or
4708 functions containing them specially. Delete all code to deal with
4709 save_for_inline_copying.
4710 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
4711 inline_obstacks): Delete variables.
4712 (save_tree_status): Lose arg CONTEXT. All callers changed.
4713 Simply allocate a new function_maybepermanent_obstack for the new
4714 function, delete all the special cases.
4715 Don't save inline_obstacks.
4716 (restore_tree_status): Lose arg CONTEXT. All callers changed.
4717 Delete special handling for function_maybepermanent_obstack; simply
4719 Don't restore inline_obstacks.
4720 (permanent_allocation): Delete code that frees inline_obstacks.
4721 (print_inline_obstack_statistics): Delete function.
4722 (dump_tree_statistics): Don't call it.
4723 * varasm.c (struct varasm_status): New.
4724 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
4725 last_pool, pool_offset, const_double_chain): Delete global
4726 variables, replace with accessor macros.
4727 (immed_double_const): Don't walk const_double_chain outside a
4728 function, but don't treat nested functions specially anymore.
4729 (immed_real_const_1): Likewise.
4730 (clear_const_double_mem): Don't treat nested functions specially.
4731 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
4732 (save_varasm_status, restore_varasm_status): Delete functions.
4733 (init_varasm_status): New function.
4734 (force_const_mem): Don't treat nested functions specially.
4735 (find_pool_constant): Accept new arg F, search for constants in
4736 that function's pool rather than the current one. All callers
4738 (get_pool_constant_for_function, get_pool_mode_for_function): New
4741 * i386.c (init_386_machine_status): New function, mostly from
4742 clear_386_stack_locals.
4743 (struct machine_functions): Rename element names to avoid name
4745 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
4746 macros, replacing global variables.
4747 (clear_386_stack_locals, save_386_machine_status,
4748 restore_386_machine_status): Delete functions.
4749 (override_options): Initialize init_machine_status.
4750 * i386.h (INIT_EXPANDERS): Delete macro.
4751 (save_386_machine_status, restore_386_machine_status,
4752 clear_386_stack_locals): Delete declarations.
4754 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4756 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
4757 (doloop_begin): Simplify pattern and use emit_jump_insn.
4758 (doloop_end): Simplify pattern, switch operand order,
4759 and use emit_jump_insn.
4761 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4763 * function.h (struct function): Add new element LANGUAGE.
4764 (save_lang_status): Declare new variable.
4765 (restore_lang_status): Likewise.
4766 * function.c (save_lang_status): Define.
4767 (restore_lang_status): Likewise.
4768 (push_function_context_to): Call language-specific save function.
4769 (pop_function_context_from): Call language-specific restore function.
4771 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4773 * i386.md (movsf_1): Check REG_P before use of REGNO.
4774 (movdf_1): Likewise.
4775 (movxf_1): Likewise.
4776 (extendsfdf2): Likewise.
4777 (extendsfxf2): Likewise.
4778 (extenddfxf2): Likewise.
4780 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4782 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
4783 constants into memory.
4784 (c4x_shiftable_constant): New function.
4785 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
4786 (c4x_shiftable_constant): Declare.
4787 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
4788 ashlqi3_noclobber): Add new patterns and associated splitters.
4790 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
4792 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
4793 * dwarf2out.c (dwarf2out_frame_init): Likewise.
4794 * final.c (shorten_branches): Likewise.
4795 * global.c (global_alloc): Likewise.
4796 * haifa-sched.c (build_control_flow): Likewise.
4797 * stmt.c (check_for_full_enumeration_handling): Likewise.
4798 (estimate_case_costs): Likewise.
4800 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
4802 * rtl.h (RTL_CHECKC2): Fix typo in last change.
4804 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
4806 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
4807 (recompute_reg_usage): Likewise.
4808 * rtlanal.c (find_regno_fusage): Likewise.
4810 * rtl.c (rtl_check_failed_code1): New function.
4811 (rtl_check_failed_code2): New.
4812 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
4813 (RTL_CHECKC1, RTL_CHECKC2): New.
4814 (XC*): New accessor macros.
4815 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
4816 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
4817 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
4818 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
4819 (TRAP_*, RANGE_INFO_*): Likewise.
4821 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4823 * Makefile.in (tlink.o): Don't depend on toplev.h.
4825 * collect2.c (c_file, o_file, export_file, import_file, ldout,
4826 output_file, nm_file_name, ldd_file_name, strip_file_name,
4827 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
4828 add_prefix, prefix_from_env, prefix_from_string, do_wait,
4829 fork_execute, maybe_unlink, add_to_list,
4830 extract_init_priority, write_list, dump_list,
4831 dump_prefix_list, write_list_with_asm, write_c_file,
4832 write_c_file_stat, write_c_file_glob, scan_prog_file,
4833 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
4834 ignore_library, extract_string, notice, dump_file, target_machine,
4835 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
4836 read_file, print_load_command): Constify a char*.
4837 (fdopen, error, fatal, fatal_perror): Don't prototype.
4838 (my_strerror): Remove. All callers use xstrerror instead.
4839 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
4840 (main): Add prototype. Constify lots of char* ptrs. Change calls
4841 to xcalloc/strcpy/strcat/... to one call to concat.
4842 (main, scan_prog_file, scan_libraries): Use an intermediate
4843 `const char **' to build an argv array.
4844 (mapfile, libselect, libcompare, locatelib): Add prototypes.
4846 * collect2.h (collect_execute, collect_wait, dump_file,
4847 file_exists): Constify a char*.
4848 (ldout, c_file_name, temporary_obstack, permanent_obstack,
4849 temporary_firstobj, vflag, debug): Add extern declarations.
4850 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
4852 * tlink.c: Don't include toplev.h.
4853 (vflag, debug, ldout, c_file_name, temporary_obstack,
4854 permanent_obstack, temporary_firstobj): Don't declare.
4855 (tlink_execute, frob_extension, symbol_hash_lookup,
4856 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
4857 recompile_files, read_repo_files, demangle_new_symbols,
4858 scan_linker_output): Constify a char*.
4859 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
4860 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
4862 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
4864 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
4865 (relative) rather than jsr (absolute) subroutine call insns.
4866 * config/m68k/m68k-coff.h: Ditto.
4868 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
4870 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
4871 now rework these too.
4872 (arm_reorg): If an insn can't reach the end of the current pool,
4873 ensure that we emit that pool before the insn.
4875 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
4877 * tlink.c (scan_linker_output): Skip the initial underscore in
4878 a mangled name if appropriate.
4880 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4882 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
4883 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
4884 error_with_ivar, gen_declarator, create_builtin_decl,
4885 my_build_string, generate_descriptor_table, generate_ivars_list,
4886 generate_dispatch_table, check_protocols, TAG_GETCLASS,
4887 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
4888 dump_base_name, lang_decode_option, build_encode_expr,
4889 start_class, finish_class, encode_pointer, really_start_method,
4890 gen_declaration, dump_interface, handle_class_ref, handle_impent):
4892 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
4893 Add static prototypes.
4894 (build_objc_string_decl, build_selector_reference_decl,
4895 encode_bitfield, build_class_reference_decl): Remove unused
4896 parameter, all callers changed.
4897 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
4898 (objc_printable_name): Likewise. Change second parameter to type int.
4899 (init_objc): Use memcpy, not bcopy, to avoid casts.
4901 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
4903 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
4904 reg notes on a deleted insn.
4905 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
4907 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
4909 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
4911 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4913 * stmt.c (expand_asm_operands): Fix index into inout_mode when
4916 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
4918 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
4919 * tm.texi (MD_ASM_CLOBBERS): Document it.
4921 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
4923 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
4924 * except.c (expand_rethrow): Remove unused variable.
4925 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
4926 * flow.c (replace_insns): Likewise.
4927 (create_edge_list, verify_edge_list): Likewise.
4928 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
4930 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
4931 is special code to run.
4932 (main): Don't define operands to emit_operand.
4933 * genrecog.c (main): Don't emit an empty peephole2_insn function.
4935 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
4937 * alpha/alpha.h (normal_memory_operand): Declare.
4938 (reg_no_subreg_operand): Declare.
4939 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4941 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
4943 * c-parse.in (compstmt_primary_start): New, broken out of first
4944 part of compstmt handling in primary.
4945 (primary): Use it. Add an error clause.
4946 (compstmt_nostart): Renamed from compstmt; remove all
4947 initial invocations of compstmt_start.
4950 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
4952 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
4955 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
4957 * combine.c (simplify_shift_const): Remove extra semicolon.
4958 * dwarf2out.c (remove_AT): Likewise.
4959 * expmed.c (expand_mult): Likewise.
4960 * gcov.c (create_program_flow_graph): Likewise.
4961 * reorg.c (mostly_true_jump): Likewise.
4963 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
4965 * fold-const.c (fold_range_test): Do not try to fold the range
4966 test if the rhs or lhs has side effects.
4968 * combine.c (simplify_rtx): Recognize another case of a synthesized
4971 * varasm.c (mark_constant_pool): When marking indirect references,
4972 only look at SYMBOL_REFs.
4974 * except.c (expand_fixup_region_end): Do not peek at
4975 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
4977 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
4979 * flags.h: New variables align_loops, align_loops_log,
4980 align_jumps, align_jumps_log, align_labels, align_labels_log,
4981 align_functions, align_functions_log.
4982 * toplev.c: Define them.
4983 (f_options): Handle -falign-* when they have no argument.
4984 (main): Add logic to set variables for -falign-functions,
4985 -falign-jumps, -falign-labels, -falign-loops.
4986 Make it -fsched-verbose=<n> and -finline-limit=<n>.
4987 (display_help): Change help to match options.
4988 * final.c (LABEL_ALIGN): Default to align_labels_log.
4989 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
4990 (LOOP_ALIGN): Default to align_loops_log.
4991 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
4992 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
4993 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
4994 * varasm.c (assemble_start_function): Handle align_functions.
4996 * config/sparc/sparc.h: Don't declare sparc_align_*.
4997 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
4998 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
5000 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
5002 * config/sparc/sparc.c: Delete sparc_align_loops,
5003 sparc_align_jumps, sparc_align_funcs and the corresponding string
5005 (sparc_override_options): Default align_functions on ultrasparc.
5006 Delete -malign-* handling.
5008 * config/mips/mips.c (override_options): On 64-bit targets,
5009 try to align code to 64-bit boundaries.
5010 (print_operand): New substitution, %~,
5011 which aligns labels to align_labels_log.
5012 * config/mips/mips.md (div_trap_normal): Use %~.
5013 (div_trap_mips16): Likewise.
5018 (ashldi3_internal): Likewise.
5019 (ashrdi3_internal): Likewise.
5020 (lshrdi3_internal): Likewise.
5021 (casesi_internal): Likewise.
5023 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
5025 Merge new ia32 backend from the branch!
5027 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
5028 See ChangeLog.P2 on new_ia32_branch for details.
5030 * rtl.h (stack_regs_mentioned_p): Delete prototype.
5031 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
5032 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5033 * i386/gas.h (ASM_FILE_START): Define.
5034 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
5035 for name change of ix86_valid_decl_attribute_p.
5036 (i386_pe_valid_type_attribute_p): Similarly.
5038 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
5040 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
5041 to step through CC modes.
5043 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5045 * regmove.c (fixup_match_1): Don't move INSN in front of P if
5046 it would end up in the shadow of a live flags regsiter.
5048 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5050 * reload1.c: Fix many indentation problems.
5051 * reload.c: Likewise.
5053 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
5055 * alias.c (non_local_reference_p): Constify fmt.
5057 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
5059 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
5061 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
5063 * cse.c (delete_trivially_dead_insns): Do not delete stores to
5064 the internal_arg_pointer.
5066 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
5068 Merge peephole2 from new_ia32_branch:
5069 * Makefile.in (STAGESTUFF): Add *.peephole2.
5070 (mostlyclean): Likewise.
5071 (recog.o): Depend on resource.h.
5073 * final.c (peephole): Conditionalize decl on HAVE_peephole.
5074 (final_scan_insn): Likewise for the invocation of peephole.
5075 * genconfig.c (main): Look for peephole and peephole2 patterns.
5076 Emit HAVE_peephole* accordingly.
5077 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
5078 * flags.h (flag_peephole2): Declare.
5079 * toplev.c: New pass peephole2. New flag -fpeephole2.
5081 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
5082 * gencodes.c (main): Likewise.
5083 * genextract.c (main): Likewise.
5084 * genoutput.c (main): Likewise.
5085 * genemit.c (max_operand_1): Look for the max scratch operand.
5086 (gen_rtx_scratch): New.
5087 (gen_exp): Use it, and pass on new arg subroutine_type.
5088 (gen_expand): Take max scratch into account.
5089 (gen_split): Emit peephole2 functions.
5090 (output_peephole2_scratch): New.
5091 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
5092 * genrecog.c (routine_type): Add PEEPHOLE2.
5094 (make_insn_sequence): Match outer parallel for peep2. Discard
5095 top level scratches and dups.
5096 (add_to_sequence): New args insn_type and top. Update all callers.
5097 Handle toplevel peep2 matching insns.
5098 (write_subroutine): Handle peep2.
5099 (write_tree_1): Likewise.
5100 (write_tree): Likewise.
5102 (change_state): New arg afterward. Update all callers.
5103 Handle matching separate insns.
5104 * recog.c (recog_next_insn): New.
5105 (peephole2_optimize): New.
5106 * rtl.def (DEFINE_PEEPHOLE2): New.
5107 * resource.c (find_free_register): New argument last_insn. Use it
5108 to find a register available through the entire span.
5109 * resource.h (find_free_register): Update prototype.
5111 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
5113 * i386.c (output_strlen_unroll): Don't write xops[7]
5114 label if it wasn't set.
5116 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
5118 * cpplib.c (struct directive): Const-ify name pointer and
5119 function pointer prototype.
5120 (validate_else, do_define, do_line, do_include, do_undef,
5121 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
5122 do_elif, do_endif, do_sccs, do_assert, do_unassert,
5123 do_warning): Const-ify second arg.
5124 (directive_table): Mark const. Reorder entries by frequency
5125 of usage, record statistics.
5127 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5129 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5130 bounds- check RTL accesses if --enable-checking.
5131 (RTVEC_ELT): Bounds check if --enable-checking.
5132 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5133 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5134 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5136 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5137 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5139 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5140 (NOTE_SOURCE_FILE): Use X0STR.
5141 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5142 MEM_ALIAS_SET): Use X0INT.
5143 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5144 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5146 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5147 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5148 (rtl_check_failed_bounds, rtl_check_failed_type1,
5149 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5151 (fancy_abort): Fix comment.
5153 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5154 (cse_insn): Decrement LABEL_NUSES for jump target before
5156 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5157 * final.c (alter_subreg): Compute regno before changing x to
5158 REG; set REGNO(x) after changing it.
5159 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5160 notes containing CONST_INTs.
5161 (delete_eh_regions): Use NOTE_EH_HANDLER.
5162 * function.c (put_reg_into_stack): Make reg a MEM before
5164 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5166 (gen_mem_addressof): Make reg a MEM before initializing it.
5167 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5169 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5170 deleting an insn, not after.
5171 (block_alloc): Only look at PATTERN(insn) if we have to, and
5172 only if it's format class 'i'.
5173 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5174 CONST_INT before using its INTVAL.
5175 * print-rtl.c (print_rtx): Use X0STR.
5176 * regmove.c (fixup_match_1): Don't look at PATTERN of
5177 non-class-'i' insn chain elements.
5178 * reload.c (loc_mentioned_in_p): Take address of
5179 in->fld[1].rtx directly.
5180 * reload1.c (reload): Change reg to a MEM before initializing
5182 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5184 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5186 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5188 * config/mips/mips.c (machine_dependent_reorg): Force a
5189 barrier to output the local constant pool if a barrier hasn't
5190 been found at a natural point in the instruction stream.
5192 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5194 * c-parse.in (language_string): Constify.
5196 * dwarf2out.c (language_string): Remove declaration.
5198 * dwarfout.c (language_string): Likewise.
5200 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5202 * tree.h (language_string, init_parse, finish_parse): Declare.
5204 * i386/sun386.h (language_string): Remove declaration.
5206 * mips.h (language_string): Likewise.
5208 * nextstep.h (language_string): Likewise.
5210 * nextstep21.h (language_string): Likewise.
5212 * rs6000.c (language_string): Likewise.
5214 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5216 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5217 (getpwd.o): Remove target.
5219 * getpwd.c: Delete file. Its in libiberty now.
5221 * dbxout.c (getpwd): Don't prototype.
5222 * dwarf2out.c (getpwd): Likewise
5223 * dwarfout.c (getpwd): Likewise
5224 * final.c (getpwd): Likewise.
5225 * protoize.c (getpwd): Likewise.
5227 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5229 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5231 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5233 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5236 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5238 * fixinc/Makefile.in (subdir): New.
5239 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5242 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5244 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5245 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5248 * invoke.texi: Fix typo.
5250 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5251 changed. Handle autoincrement addressing modes.
5253 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5254 just like we would the virtual incoming args register when
5257 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5259 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5260 path, in .file directive.
5262 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5264 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5267 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5269 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5272 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5274 * tree.c (tree_code_name): Constify a char*.
5276 * tree.h (tree_code_name, decl_printable_name): Likewise.
5278 * function.h (struct function): Likewise.
5280 * toplev.c (decl_name, decl_printable_name): Likewise.
5282 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5284 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5285 (init_objc): Remove function pointer cast.
5287 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5289 * pa.md (interspace_jump): New pattern.
5290 (builtin_longjmp): New expander.
5292 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5294 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5295 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5296 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5298 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5300 * jump.c (delete_prior_computation): Also check calls
5301 to constant functions. Don't bother checking for a
5302 REG_UNUSED note before adding it.
5303 (delete_computation): Handle multi-word hard registers
5304 when synthesizing missing REG_DEAD notes for a register
5305 which is both set and used by an insn.
5307 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5309 * loop.c (this_loop_info): New variable.
5310 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5311 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5313 (prescan_loop, strength_reduce): New argument loop_info. All callers
5315 (scan_loop): New variable loop_info, initialise to address of
5317 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5318 Delete variable loop_has_multiple_exit targets and replace with
5319 field in this_loop_info.
5320 (find_and_verify_loops): Rename this_loop to this_loop_num.
5321 (strength_reduce): Delete loop_iteration_info. Replace variable
5322 loop_info with function argument of same name.
5323 (insert_bct): Rework test for loop being completely unrolled.
5325 * loop.h (struct loop_info): New fields num, loops_enclosed,
5326 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5327 has_indirect_jump, and cont. Redefine use of unroll_number.
5328 (loop_unroll_number): Delete.
5330 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5332 (loop_iterations): Delete variable vtop and instead use
5333 loop_info->vtop computed in prescan_loop.
5335 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5337 * fix-header.c (main): Do not pass a null pointer to strcmp.
5339 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5341 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
5343 * configure: Rebuilt.
5345 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
5347 * jump.c (jump_optimize_1): Do not delete assignments to
5348 internal_arg_pointer.
5349 * cse.c (delete_trivially_dead_insns): Always consider a set of
5350 the internal_arg_pointer live.
5352 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
5354 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
5355 (update_life_info) [REG_WAS_0]: Search the original insns rather
5356 than the new insns for the note. Fix typos finding note_dest.
5357 If no dest found, discard the note rather than abort.
5358 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
5359 (replace_insns): Remove the old insn list after update_life_info
5362 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
5364 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
5366 (sched_analyze_1): Let add_dependence care for not adding dups.
5367 (sched_analyze_2): Likewise.
5368 (add_branch_dependences): Likewise.
5370 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
5372 * i386/winnt.c (export_list): New type.
5373 (exports_head): Rename to
5374 (export_head): this.
5375 (i386_pe_record_exported_symbol): Add is_data flag.
5376 (i386_pe_asm_file_end): Emit directive for exported variables.
5377 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
5379 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
5380 (ASM_DECLARE_OBJECT_NAME): Likewise.
5381 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5382 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5384 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
5386 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
5388 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
5391 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
5393 * config/openbsd.h: Define SET_ASM_OP.
5394 * tm.texi: cross-reference SET_ASM_OP in the index.
5396 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
5398 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
5399 for a CONST_DOUBLE, at compile time. Initialize rtx_length
5400 and class_narrowest_mode at compile time. Kill init_rtl.
5401 Mark rtx_length, mode_class, mode_size, mode_unit_size,
5402 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
5403 rtx_format as const. Kill all references to EXTRA_CC_MODES or
5405 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
5407 * rtl.h: Declare rtx_length and rtx_format as const.
5408 * machmode.def: Define CC(). Use CC() to define CCmode. If
5409 EXTRA_CC_MODES is defined, expand it here.
5410 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
5411 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
5412 const. Kill all references to EXTRA_CC_MODES.
5414 * toplev.c: Don't prototype or call init_rtl.
5415 * optabs.c: Don't call init_mov_optab.
5416 * genemit.c: Don't generate init_mov_optab. Don't call
5418 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
5420 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
5421 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
5422 genrecog.c: Don't call init_rtl.
5424 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
5425 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
5426 definition of EXTRA_CC_MODES.
5428 * md.texi: Kill ref to EXTRA_CC_NAMES.
5429 * tm.texi: Document new way to define EXTRA_CC_MODES.
5431 * genrecog.c: Do not look up the name of a define_split.
5434 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
5436 * config/v850/v850.md: Fix typo introduced by previous delta.
5438 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5440 * gcc.c (fatal): Make definition static to match prototype.
5442 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5444 * combine.c (get_last_value): Don't look for earlier sets if the last
5445 known set is somewhere in between the insns being combined.
5447 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
5449 * configure.in: Don't use shell ! to negate exit codes
5450 * configure: Regenerate
5452 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
5454 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
5455 the fact that ALIGN is measured in bits, not bytes.
5457 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
5459 * errors.c: New file; defines functions error, warning, and
5460 fatal, variables have_error and progname.
5461 * errors.h: New file; prototypes and decls for stuff in errors.c.
5463 * Makefile: Add rules to build errors.o and
5464 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
5465 genopinit, genrecog, genextract, genpeep, genattr, and
5466 genoutput with errors.o. Add errors.h to deps of genconfig.o,
5467 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
5468 genpeep.o, genattr.o, and genoutput.o.
5470 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
5471 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
5472 define or prototype fatal. Set progname at beginning of main.
5473 * genoutput.c: Likewise, and don't define or prototype error
5476 * c-typeck.c (c_expand_start_case): Return immediately if exp
5478 * fold-const.c (operand_equal_p): Return immediately if arg1
5479 or arg0 are ERROR_MARKs.
5480 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
5481 fields of type ERROR_MARK when calculating if the record can
5484 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
5485 with much help from Jeffrey A Law and Richard Henderson
5487 * i386.md: In the 6 insns which call output_fix_trunc,
5488 earlyclobber operands[0].
5490 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
5492 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
5493 creating new registers.
5495 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
5497 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
5498 i386_reg_alloc_order, i386_regparm_string,
5499 i386_align_loops_string, i386_align_jumps_string,
5500 i386_align_funcs_string, i386_preferred_stack_boundary_string,
5501 and i386_branch_cost_string as type "const char *".
5502 * i386.c: Define all above strings as type "const char *".
5504 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
5506 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
5507 when emitting alignment padding. Emit padding byte of 0 instead of 4.
5509 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5511 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
5512 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
5514 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
5516 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
5517 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
5518 (dwarf2out_line, dwarf2out_finish): Likewise.
5519 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
5521 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5523 * tree.c (lang_unsave_expr_now) : Correct return type.
5524 * tree.h (lang_unsave_expr_now) : Same.
5526 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
5528 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
5529 instead of duplicating code.
5531 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5533 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
5535 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
5537 * tree.h: fancy_abort always takes three args.
5538 * resource.c: Move include of system.h before toplev.h.
5540 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
5542 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
5545 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
5547 * system.h: Don't redefine abort or trim_filename.
5548 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
5549 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
5550 whether or not __FUNCTION__ is available.
5551 * tree.h: Duplicate rtl.h's definition of abort, for files
5552 that don't include rtl.h. Delete all code to perform type
5553 checking with a compiler other than GCC.
5554 * varray.h: Delete all code to perform type checking with a
5555 compiler other than GCC. Make VARRAY_CHECK() always evaluate
5556 its arguments exactly once, using a statement expression.
5557 Adjust the VARRAY_<type> accessor macros to match.
5558 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
5559 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
5560 caller's location. Define fatal_insn and fatal_insn_not_found
5561 as macros that use _fatal_insn and _fatal_insn_not_found.
5562 (fancy_abort, trim_filename): Kill prototypes.
5564 * rtl.c (trim_filename): Move here from toplev.c.
5565 (fancy_abort): New function.
5566 (DIR_SEPARATOR): Provide default definition.
5567 * tree.c (tree_check_failed, tree_class_check_failed): Go
5568 through fancy_abort.
5569 (tree_check, tree_class_check, cst_or_constructor_check,
5570 expr_check): Delete.
5571 * varray.c (varray_check_failed): New function.
5572 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
5573 _fatal_insn and _fatal_insn_not_found. Go through
5575 (trim_filename, fancy_abort): Delete.
5577 * builtins.c (expand_builtin_args_info): Report ICE with abort.
5578 * except.c (start_catch_handler): Report ICE with error/abort
5580 * final.c (output_operand_lossage): Likewise.
5581 * flow.c (verify_flow_info): Likewise.
5583 * gcc.c: Prototype fatal.
5584 * gengenrtl.c: Undef abort after including rtl.h not system.h.
5585 * genattr.c, genattrtab.c, genemit.c, genextract.c,
5586 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
5587 Don't define fancy_abort.
5589 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
5591 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
5594 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
5596 * m88k.h (VERSION_INFO2): Kill.
5597 (VERSION_STRING): Kill.
5599 (VERSION_INFO1): Tidy.
5600 (TARGET_VERSION): Update.
5601 * m88k/dgux.h (VERSION_INFO2): Kill.
5602 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
5603 * m88k/luna.h (VERSION_INFO1): Tidy.
5604 * m88k/sysv4.h (VERSION_INFO1): Likewise.
5605 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
5606 (output_file_start): Adjust for death of VERSION_STRING.
5608 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
5610 * cpplib.c (detect_if_not_defined): New function.
5611 (do_if): Use it to detect potential once-only headers.
5613 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
5615 * c-common.c (combine_strings): Always set TREE_CONSTANT.
5617 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5619 * combine.c (nonzero_bits) : Allow single-ly set registers to be
5620 anywere in the function only if they are pseudos and set before
5621 being used (not live at the start of the function).
5622 (num_sign_bit_copies) : Same.
5623 (get_last_value_validate) : Same.
5624 (get_last_value) : Same.
5626 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
5628 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
5629 where N and M are constant and N is an integer multiple of M.
5631 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5633 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
5634 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
5635 sbitmap_union_of_preds): Add prototypes.
5636 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
5637 the intersection of successors with the new flow graph structures.
5638 (sbitmap_intersection_of_preds): New function to compute the
5639 intersection of predecessors with the new flow graph structures.
5640 (sbitmap_union_of_succs): New function to compute the union of
5641 successors with the new flow graph structures.
5642 (sbitmap_union_of_preds): New function to compute the union of
5643 predecessors with the new flow graph structures.
5644 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
5645 (expr_reaches_here_p): Use edge and basic_block structures instead
5646 of s_preds and s_succs.
5647 (compute_cprop_avinout): Use new sbitmap routines.
5648 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
5649 of s_preds and s_succs.
5650 * flow.c (compute_flow_dominators): Compute dominators using
5651 edges and basic blocks instead of s_preds and s_succs.
5653 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5655 * lists.c (unused_insn_list, unused_expr_list): New file for
5656 maintaining various types of lists. New statics for maintaining a
5657 cache of available INSN_LIST and EXPR_LIST nodes.
5658 (free_list): Static function for freeing a list of INSN/EXPR nodes.
5659 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
5660 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
5661 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
5662 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
5663 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
5664 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
5665 (free_INSN_LIST_node): Free an individual INSN_LIST node.
5666 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
5667 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
5668 (remove_dependence, free_pending_lists): Use new global routines.
5669 (flush_pending_lists, sched_analyze_insn): Use new global routines.
5670 (sched_analyze, compute_block_backward_dependences): Use new routines.
5671 (sched_analyze_1, sched_analyze_2): Use new routines.
5672 (schedule_insns): Use new global routines.
5673 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
5675 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
5676 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
5678 * toplev.c (rest_of_compilation): Initialize node cache.
5679 * Makefile.in (OBJS): Add lists.o to list of object files.
5680 (lists.o): Add dependancies.
5682 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
5684 * config/v850/v850.md: Fix compile time warning messages.
5685 * config/v850/v850.c: Fix compile time warning messages.
5686 * config/v850/v850.h: Fix compile time warning messages.
5688 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5690 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
5691 Remove unused prototype for `init_lengths'.
5693 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5695 * calls.c (emit_call_1): Mark parameter `stack_size' with
5697 (expand_call): Initialize variable `insn'.
5698 (emit_library_call): Likewise for variable `high_to_save'.
5699 (emit_library_call_value): Likewise.
5700 (store_one_arg): Likewise for variables `lower_bound' and
5703 * combine.c (try_combine): Likewise for variables `i2_code_number'
5704 and `other_code_number'.
5705 (find_split_point): Likewise for variables `pos', `unsignedp' and
5707 (simplify_if_then_else): Likewise for variables `op' and `c1'.
5708 (simplify_and_const_int): Remove unused variable `width'.
5709 (merge_outer_ops): Likewise.
5711 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
5712 HOST_WIDE_INT' when comparing against one.
5713 (simplify_relational_operation): Likewise.
5714 (cse_insn): Initialize variables `src_eqv_volatile',
5715 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
5717 * final.c (init_final): Constify parameter `filename'.
5718 (final_start_function): Mark parameter `optimize' with
5720 (profile_function): Likewise for parameters `first' and `optimize'.
5721 (output_source_line): Likewise for parameter `file'.
5723 * integrate.c (subst_constants): Cast a value to `size_t' when
5724 comparing against one.
5725 (mark_stores): Initialize variable `mode'. Cast a value to
5726 `size_t' when comparing against one.
5728 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
5730 * loop.c (move_movables): Initialize variable `first'.
5731 (strength_reduce): Likewise for variable `increment'.
5732 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
5733 value to `size_t' when comparing against one.
5734 (load_mems): Initialize variable `end_label'.
5736 * output.h (init_final): Constify parameter.
5738 * reload.c (decompose): Initialize variable `base'.
5740 * reload1.c (reload): Likewise for variable `is_scalar'.
5741 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
5742 (choose_reload_regs): Initialize variable `mode'.
5743 (emit_reload_insns): Likewise for variable `store_insn'.
5744 (reload_cse_noop_set_p): Mark parameter `insn' with
5746 (reload_combine): Initialize variable `set'.
5748 * unroll.c (unroll_loop): Likewise for variable `local_label'.
5749 (copy_loop_body): Cast a value to `size_t' when comparing against
5752 * varasm.c (assemble_variable): Initialize variable `size_tree'.
5753 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
5754 (remove_from_pending_weak_list): Mark parameter `name' with
5757 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5759 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
5762 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
5764 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
5765 (ASM_DECLARE_FUNCTION_NAME): Define.
5766 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
5767 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
5768 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
5769 not already defined.
5771 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5773 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
5774 of n_popped when call/call_value are not defined.
5776 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
5778 * tm.texi: GNU CC -> GCC conversion.
5779 (CC1_SPEC): Indicate it is used for all language front ends.
5781 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
5783 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
5784 NOTE_INSN_EH_REGION_END correctly.
5786 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5787 Jeff Law <law@cygnus.com>
5789 * loop.c (strength_reduce): Automatically unroll loops if the
5790 unrolled loop size is smaller than the rolled loop size.
5792 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
5793 and delete comment that code should be rewritten.
5795 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
5797 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
5800 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
5802 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
5804 * fixinc/mkfixinc.sh: Don't fix uwin headers.
5805 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
5806 (LINK_SPEC): Add -u _main when building executables.
5807 (ASM_DECLARE_FUNCTION): Update from Cygwin.
5808 (ASM_FILE_END): Use the default for ix86-pe.
5809 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
5811 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
5813 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
5814 and ASM_CLOSE_PAREN are empty strings.
5816 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
5817 Geoffrey Keating <geoffk@cygnus.com>
5819 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
5820 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
5821 (unprotoize.o): Ditto.
5822 (test-protoize-simple): Don't define STD_PROTO_DIR.
5823 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
5824 changes to make 'test-protoize-simple' pass.
5825 (STD_PROTO_DIR): Remove define.
5826 (STANDARD_EXEC_PREFIX): Supply default define.
5827 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
5828 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
5829 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
5830 (GET_ENV_PATH_LIST): New macro.
5831 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
5832 (do_processing): Initialize default_syscalls_dir using new
5833 macros. Use it to initialize syscalls_absolute_filename.
5835 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
5837 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
5838 B into a register before emit_conditional_move.
5840 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
5842 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
5843 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
5844 multiplicand out of (+ (* a b) (* c d)).
5846 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
5847 Richard Henderson <rth@cygnus.com>
5849 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
5850 (new_insn_dead_notes): Likewise.
5851 (update_n_sets): Likewise.
5852 (update_flow_info): Move to flow.c, renamed to update_life_info;
5853 extend to handle multiple source insns.
5854 * flow.c: Include resource.h
5855 (unlink_insn_chain): New.
5856 (split_hard_reg_notes): New.
5857 (maybe_add_dead_note): New.
5858 (maybe_add_dead_note_use): New.
5859 (find_insn_with_note): New.
5860 (new_insn_dead_notes): New.
5861 (update_n_sets): New.
5862 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
5863 (maybe_remove_dead_notes): New.
5864 (update_life_info): New.
5865 (prepend_reg_notes): New.
5866 (replace_insns): New.
5867 * output.h (update_life_info): Declare.
5868 * recog.c (split_block_insns): Use update_life_info.
5869 * resource.c (find_free_register): Use reg_alloc_order, don't use
5870 fixed regs, make sure the mode is supported, don't use new regs.
5872 * rtl.h (replace_insns): Declare.
5874 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
5876 * expr.c (expand_expr): Cope with COND_EXPRs with one
5877 non-returning branch.
5879 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
5881 * expr.c (store_expr): Always pass down the target, even when not
5884 1999-08-24 Nick Clifton <nickc@cygnus.com>
5886 * configure.in: Define target_cpu_default for v850 targets.
5887 * configure: Regenerate
5889 * config/v850/v850.h (TARGET_CPU_generic): Define.
5890 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
5891 addresses are 4 byte aligned.
5893 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
5896 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5898 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
5899 (main): Add prototypes.
5901 * genattrtab.c (substitute_address, write_const_num_delay_slots,
5902 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
5903 (write_attr_get): Emit prototypes along with function definition.
5904 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
5905 (write_complex_function): Emit static prototype along with
5906 function definition.
5908 * genemit.c (gen_split): Emit prototypes along with function
5911 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
5912 Likewise for predicates and `insn_operand_predicate'.
5913 (process_template): Emit static prototype along with function
5916 * genrecog.c (make_insn_sequence): Constify a char*. Add
5917 prototypes for get_split_*().
5918 (write_subroutine): Emit prototypes along with function
5921 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5923 * gcse.c (find_avail_set): Follow chains of register-register copies.
5924 Use oprs_not_set_p to guarantee that the returned value can be
5926 (cprop_insn): Don't verify the return value of find_avail_set with
5929 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
5930 (cprop_cc0_jump): New function.
5931 (cprop_insn): Break out new function cprop_jump and use it.
5932 Also use cprop_cc0_jump for machines with CC0.
5933 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
5935 * tree.h (current_function_calls_setjmp,
5936 current_function_calls_longjmp): Delete declarations.
5937 * dsp16xx.c: Include "function.h".
5938 * elxsi.c: Likewise.
5939 * gmicro.c: Likewise.
5940 * h8300.c: Likewise.
5943 * mn10200.c: Likewise.
5944 * mn10300.c: Likewise.
5945 * ns32k.c: Likewise.
5949 * rtl.h (rtx_equal_function_value_matters): Declare.
5950 * toplev.c (rtx_equal_function_value_matters): Don't declare.
5952 * function.c: Likewise.
5953 * emit-rtl.c: Likewise.
5955 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
5957 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
5960 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5962 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
5965 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
5967 * cpp.texi: Add a node documenting macro varargs (copied
5970 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
5972 * cppspec.c: Put a null pointer at the end of the new argv.
5974 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
5976 * configure.in: Remove code to select/de-select the haifa
5977 scheduler. Every scheduled port gets haifa now.
5978 * configure: Rebuilt.
5979 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
5981 * Makefile.in: Corresponding changes.
5983 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5985 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
5986 All callers changed.
5987 (prepare_float_lib_cmp): Likewise.
5988 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
5989 * expr.h (emit_float_lib_cmp): Delete declaration.
5990 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
5991 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
5992 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
5994 (cmptf): Now conditional on TARGET_HARD_QUAD.
5996 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
5998 * resource.c (mark_target_live_regs): Use
5999 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
6001 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6003 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
6005 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
6007 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
6009 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6011 * rtl.h (rtx_format): Constify a char*.
6013 * rtl.c (rtx_format): Likewise.
6014 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
6015 (init_rtl): Use accessor macro, not `rtx_format'.
6017 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
6020 * caller-save.c (mark_referenced_regs): Likewise.
6022 * combine.c (subst, make_compound_operation, known_cond,
6023 gen_rtx_combine, update_table_tick, get_last_value_validate,
6024 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
6026 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
6027 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
6028 count_reg_usage): Likewise.
6030 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
6033 * final.c (leaf_renumber_regs_insn): Likewise.
6035 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
6036 dump_edge_info, count_reg_references): Likewise.
6038 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
6039 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
6042 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
6043 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
6044 add_label_notes): Likewise.
6046 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
6047 clear_struct_flag, count_sub_rtxs, count_alternatives,
6048 compares_alternatives_p, contained_in_p, walk_attr_value,
6049 write_expr_attr_cache): Likewise.
6051 * genconfig.c (walk_insn_part): Likewise.
6053 * genemit.c (max_operand_1, gen_exp): Likewise.
6055 * genextract.c (walk_rtx): Likewise.
6057 * genflags.c (num_operands): Likewise.
6059 * genoutput.c (scan_operands): Likewise.
6061 * genpeep.c (match_rtx): Likewise.
6063 * genrecog.c (add_to_sequence): Likewise.
6065 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
6068 * integrate.c (save_constants, copy_for_inline,
6069 copy_rtx_and_substitute, subst_constants, restore_constants):
6072 * jump.c (mark_jump_label, invert_exp, redirect_exp,
6073 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
6075 * local-alloc.c (contains_replace_regs, memref_referenced_p):
6078 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
6079 add_label_notes, replace_call_address, count_nonfixed_reads,
6080 invariant_p, find_single_use_in_loop, find_mem_givs,
6081 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
6084 * print-rtl.c (reg_names, print_rtx): Likewise.
6086 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
6088 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
6089 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
6090 print_blocks): Likewise.
6092 * regclass.c (fix_register, record_address_regs,
6093 reg_scan_mark_refs): Likewise.
6095 * regmove.c (stable_but_for_p): Likewise.
6097 * reload.c (loc_mentioned_in_p, operands_match_p,
6098 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
6099 copy_replacements, refers_to_regno_for_reload_p,
6100 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
6101 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
6104 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
6105 delete_address_reloads_1, count_occurrences,
6106 reload_cse_mem_conflict_p, reload_combine_note_use,
6107 add_auto_inc_notes): Likewise.
6109 * resource.c (mark_referenced_resources, mark_set_resources):
6112 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
6113 reg_mentioned_p, regs_set_between_p, modified_between_p,
6114 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
6115 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
6116 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
6117 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
6119 * sched.c (sched_analyze_2, attach_deaths): Likewise.
6121 * stupid.c (stupid_mark_refs): Likewise.
6123 * unroll.c (remap_split_bivs): Likewise.
6125 * varasm.c (mark_constants): Likewise.
6127 * a29k/a29k.c (uses_local_reg_p): Likewise.
6129 * alpha/alpha.c (summarize_insn): Likewise.
6131 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6132 eliminate_lr2ip): Likewise.
6134 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6136 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6137 reg_mentioned_in_mem): Likewise.
6139 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6140 symbolic_reference_mentioned_p): Likewise.
6142 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6144 * sh/sh.c (regs_used, mark_use): Likewise.
6146 * vax/vax.c (vax_rtx_cost): Likewise.
6148 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6150 * machmode.h (mode_name): Constify a char*.
6152 * rtl.c (mode_name): Likewise.
6154 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6156 * optabs.c (init_libfuncs): Constify a char*.
6158 * print-tree.c (mode_name): Remove redundant declaration.
6159 (print_node): Use accessor macro, not `mode_name'.
6161 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6163 (new_spill_reg): Constify a char*.
6165 * tree.c (mode_name): Remove redundant declaration.
6167 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6169 * rtl.c (rtx_name): Constify a char*.
6171 * rtl.h (rtx_name, fix_sched_param): Likewise.
6173 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6174 (mypr): Use accessor macro, not `rtx_name'.
6176 * genemit.c (print_code): Constify a char*.
6178 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6180 * genpeep.c (print_code): Constify a char*.
6182 * genrecog.c (print_code): Likewise.
6184 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6185 end_bb): Add static prototype.
6186 (draw_edge): Constify a char*.
6187 (end_bb): Remove unused parameter.
6189 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6190 print_block_visualization): Constify a char*.
6192 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6194 * c-common.c (c_get_alias_set): Update comment.
6196 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6198 * linux.h (LIB_SPEC): Added.
6200 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6202 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6204 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6206 * tree.c (expr_check): Fix typo in last change.
6208 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6210 * rtl.def (NOTE): Change format to "iuu0n".
6211 (ADDR_DIFF_VEC): Change format to "eEee0".
6212 (ADDRESSOF): Change format to "eit".
6214 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6215 (RTVEC_ELT): Change to match.
6216 (XVECEXP): Use XVEC and RTVEC_ELT.
6217 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6218 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6219 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6220 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6221 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6222 (INTVAL): Use XWINT.
6223 (ADDRESSOF_DECL): Use XTREE.
6224 (SET_ADDRESSOF_DECL): Delete.
6225 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6226 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6227 ifdefed out since 2.6 at least.
6228 (gen_rtvec_vv): Delete prototype.
6230 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6232 (copy_most_rtx): Handle 't' format letter.
6233 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6234 (gen_rtvec_vv): Delete function. All callers changed to use
6235 gen_rtvec_v instead.
6236 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6237 the '0' format letter.
6239 * function.c (gen_mem_addressof): Don't use
6240 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6242 * integrate.c (copy_rtx_and_substitute): Likewise.
6243 Copy 't' slots with XTREE.
6244 (subst_constants): Treat 't' slots like '[swi]' slots.
6245 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6246 * jump.c (rtx_equal_for_thread_p): Likewise.
6247 * rtlanal.c (rtx_equal_p): Likewise.
6248 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6249 only four arguments.
6250 * gengenrtl.c (type_from_format): Provide correct types for
6254 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6255 If a recent gcc is in use (always in stage2 and beyond), use
6256 statement expressions, so we don't make a function call unless
6257 the check fails. Evaluate arguments exactly once.
6258 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6259 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6261 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6262 they evaluate their arguments exactly once, irrespective of
6263 the compiler in use.
6265 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6266 is used by the currently-enabled check macros. This is:
6267 (tree_check_failed, tree_class_check_failed): For gcc.
6268 (tree_check, tree_class_check, cst_or_constructor_check,
6269 expr_check): For other compilers.
6271 * gencheck.c: Do not define any *_CHECK1 macros.
6273 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6274 Mark Mitchell <mark@codesourcery.com>
6276 * c-common.c (c_get_alias_set): Fix support for poitners and
6279 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6281 * alias.c: Include tree.h.
6282 (nonlocal_reference_p, mark_constant_function): New functions.
6283 * flow.c (life_analysis): Call mark_constant_function.
6284 * rtl.h (mark_constant_function): Declare it.
6286 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6288 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6289 unrecognisable switches.
6291 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6293 * loop.c (recombine_givs): Set ix field after sorting.
6294 (recombine_givs): Remove bogus index / giv lockstep looping.
6296 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6298 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6300 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6301 (do_cmp_and_jump): Formatting fixes.
6302 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6303 do_compare_rtx_and_jump instead of compare_from_rtx.
6304 (do_compare_rtx_and_jump): New function; mostly copied from
6306 (do_jump_for_compare): Delete.
6307 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6309 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6310 of compare/do_jump_for_compare pairs.
6311 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6312 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6313 compare_from_rtx/do_jump_for_compare pairs.
6314 (do_jump_by_parts_equality): Likewise.
6315 (do_jump_by_parts_equality_rtx): Likewise.
6316 * expr.h (do_compare_rtx_and_jump): Declare.
6317 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6318 that used to be in emit_cmp_insn.
6319 (cmp_available_p): New function.
6320 (prepare_operand): New function.
6321 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6322 to be in emit_cmp_insn.
6323 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6324 parameters to be pointers; don't emit final compare but modify some of
6325 the values pointed to by the args so the caller can perform the
6327 (expand_binop): Call emit_store_flag_force with signed forms of
6329 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6330 emit_jump_insn pair.
6331 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6332 emit_cmp_and_jump_insn_1. Call emit_queue.
6333 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6335 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6336 jump sets cc0 before deleting it.
6337 * integrate.c (expand_inline_function): Likewise.
6338 * unroll.c (unroll_loop): Similar changes in several places.
6339 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
6342 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6344 * Makefile.in (insn-recog.o): Update dependencies.
6345 * genrecog.c (main): Make generated file include "function.h".
6347 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
6349 * cse.c (cse_insn): Call never_reached_warning when a jump is
6350 changed to be unconditional.
6351 * flags.h: Declare warn_notreached.
6352 * flow.c (delete_block): Call never_reached_warning when
6354 * jump.c (delete_barrier_successors): Call never_reached_warning
6355 when we delete everything after a BARRIER.
6356 (never_reached_warning): New function.
6357 * rtl.h: Declare never_reached_warning.
6358 * toplev.c (warn_notreached): New variable.
6359 (lang_independent_options): Set warn_notreached
6360 when -Wunreachable-code.
6361 (compile_file): We need line numbers for -Wunreachable-code.
6363 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
6365 * haifa-sched.c (insn_unit): Fix typo on out of range test.
6366 * sched.c (insn_unit): Likewise.
6368 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
6370 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
6372 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6374 * flow.c (create_edge_list): Use xmalloc, not malloc.
6376 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
6378 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
6379 C-style comments. Do not lose the character before double slash.
6381 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6383 * basic-block.h (struct edge_list): Stucture to maintain a vector
6385 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
6386 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
6387 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
6388 New function prototypes.
6389 * flow.c (create_edge_list): Function to create an edge list.
6390 (free_edge_list): Discards memory used by an edge list.
6391 (print_edge_list): Debug output showing an edge list.
6392 (verify_edge_list): Internal consistency check for an edge list.
6393 (find_edge_index): Function to find an edge index for a pred and succ.
6395 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
6397 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
6400 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
6402 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
6404 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6406 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6408 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
6410 * toplev.c (rest_of_compilation): Allow machine dependent
6411 reorganisation pass to place information into the RTL dump
6412 file if it so wishes.
6414 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
6416 * explow.c (hard_function_value): Use VOIDmode instead of
6418 * stmt.c (expand_return): Likewise.
6419 * stor-layout.c (get_best_mode): Likewise.
6421 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
6422 emit call instead of emit_insn call.
6424 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6426 * configure.in: Handle --disable/enable-win32-registry.
6427 * install.texi: Document --disable/enable-win32-registry.
6428 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
6429 (WIN32_REGISTRY_KEY): New macro.
6430 * prefix.c: Use to enable/disable win32-specific code.
6431 (lookup_key): Use versioned key.
6432 * configure: Regenerate.
6433 * config.in: Likewise.
6435 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
6437 * cpplib.c (read_line_number): New fn, split out of...
6440 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6442 tree.c (lang_unsave_expr_now) : New.
6443 (unsave_expr_now): Call lang_unsave_expr_now.
6444 tree.h (lang_unsave_expr_now) : New.
6446 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
6448 * toplev.c (flag_new_exceptions): On by default.
6450 1999-08-13 Michael Meissner <meissner@cygnus.com>
6452 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
6454 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6456 * dwarfout.c (fundamental_type_code): Return FT_boolean for
6457 INTEGER_TYPE with precision==1, it's __java_boolean.
6459 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6461 * global.c (prune_preferences): Move some invariants out of the
6464 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
6466 * configure.in (alpha*-dec-osf*): Add osf5.
6468 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
6470 * configure.in: Rework handling of ARM GNU/Linux slightly.
6471 (arm*-*-linux-gnuoldld): New target.
6472 * configure: Regenerate.
6473 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
6474 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
6475 * config/arm/linux-oldld.h: New file.
6476 * config/arm/linux-elf26.h: Don't include linux-elf.h.
6477 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
6479 * config/arm/linux-elf.h (ASM_SPEC): Define.
6480 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
6481 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
6482 for 26-bit APCS and old linker.
6483 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
6485 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
6486 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
6487 don't define `arm' or `arm_elf'.
6488 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
6489 MULTILIB_DIRNAMES): Define. Fix typo in comment.
6491 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
6493 * rtl.texi: Fix typo.
6495 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
6497 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
6499 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
6501 * extend.texi (C++ Signatures): Remove node.
6502 * invoke.texi: Remove discussion of -fhandle-signatures,
6503 signature, sigof, __signature__, and __sigof__.
6505 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
6507 * Makefile.in (JAVAGC): Removed.
6509 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
6511 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6513 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
6515 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6517 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
6519 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
6520 a register that is already known to be a pointer.
6522 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
6524 * fixinc/inclhack.tpl: Only install assert.h conditionally.
6525 * fixinc/inclhack.sh: Regenerated.
6526 * fixinc/fixincl.sh: Regenerated.
6528 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
6530 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
6531 Fix documentation of -ansi flag to describe its C++ behavior.
6532 Remove bogus reference to GCC 2.9.
6534 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
6536 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
6537 note if it is non-NULL.
6539 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6541 * except.h (eh_nesting_info): Add new structure defintion.
6542 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
6543 (reachable_handlers, update_rethrow_references): Add function
6545 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
6546 a rethrow symbol instead of an integer exception region number.
6547 * flow.c (Make_edges): Use new exception nesting routines to determine
6548 which handlers are reachable from a CALL or asynchronous insn.
6549 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
6551 (delete_eh_regions): Update rethrow labels, and don't delete
6552 regions which are the target of a rethrow.
6553 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
6554 avoid overloading the SYMBOL_REF_USED flag.
6555 (rethrow_symbol_map): Use new rethrow_ref field.
6556 (rethrow_used): Use new rethrow_ref field.
6557 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
6558 of an integer. Fix formatting.
6559 (output_exception_table_entry): Use new rethrow_ref field.
6560 (can_throw): Check for EH_REGION_NOTE before deciding
6561 whether a CALL can throw or not.
6562 (scan_region): Call rethrow_used() instead of accessing data structure.
6563 (update_rethrow_references): New function to make sure only regions
6564 which are still targets of a rethrow are flagged as such.
6565 (process_nestinfo): New static function to initialize a handler
6566 list for a specific region.
6567 (init_eh_nesting_info): New function to allocate and initialize
6568 the list of all EH handlers reachable from all regions.
6569 (reachable_handlers): New function to retrieve the list of handlers
6570 reachable from a specific region and insn.
6571 (free_eh_nesting_info): New function to dispose of a list of
6574 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6576 * flow.c (split_edge): Set JUMP_LABEL field.
6577 (commit_one_edge_insertion): Set head correctly for insert_before.
6578 When inserting insns, update insn block numbers if allocated.
6580 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6582 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
6583 retry_incomplete_types): Add static prototype.
6584 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
6585 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
6586 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
6587 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
6588 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
6591 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
6592 dwarf2out_start_source_file, dwarf2out_line): Likewise.
6594 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6596 * output.h (assemble_name): Constify a char*.
6598 * varasm.c (UNIQUE_SECTION, assemble_start_function,
6599 assemble_variable, assemble_name): Likewise.
6601 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
6603 * arm/pe.c (arm_pe_unique_section): Likewise.
6605 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
6607 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
6609 * i386/interix.c (i386_pe_unique_section): Likewise.
6611 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6613 * i386/winnt.c (i386_pe_unique_section): Likewise.
6615 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
6617 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
6619 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
6621 * pa/pa.c (output_call): Likewise.
6623 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
6625 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
6627 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
6630 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
6633 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
6635 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
6636 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
6638 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
6640 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6642 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
6644 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6646 * tree.h (lang_identify): Constify a char*.
6647 (print_error_function): Add extern prototype. Constify a char*.
6649 * c-lang.c (lang_identify): Constify a char*.
6651 * objc/objc-act.c (lang_identify): Constify a char*.
6653 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6655 * genpeep.c (main): Make generated file include "function.h".
6656 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
6658 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6660 * Makefile.in: Update dependencies.
6661 * alias.c: Include "function.h"
6662 * c-decl.c: Likewise.
6663 * caller-save.c: Likewise.
6664 * calls.c: Likewise.
6665 * combine.c: Likewise.
6667 * explow.c: Likewise.
6668 * final.c: Likewise.
6669 * global.c: Likewise.
6670 * graph.c: Likewise.
6671 * local-alloc.c: Likewise.
6673 * optabs.c: Likewise.
6674 * profile.c: Likewise.
6675 * recog.c: Likewise.
6676 * regclass.c: Likewise.
6677 * regmove.c: Likewise.
6678 * reload.c: Likewise.
6679 * reorg.c: Likewise.
6680 * resource.c: Likewise.
6681 * sched.c: Likewise.
6682 * stupid.c: Likewise.
6683 * config/1750a/1750a.c: Likewise.
6684 * config/a29k/a29k.c: Likewise.
6685 * config/arc/arc.c: Likewise.
6686 * config/arm/arm.c: Likewise.
6687 * config/arm/thumb.c: Likewise.
6688 * config/c4x/c4x.c: Likewise.
6689 * config/clipper/clipper.c: Likewise.
6690 * config/convex/convex.c: Likewise.
6691 * config/fx80/fx80.c: Likewise.
6692 * config/i860/i860.c: Likewise.
6693 * config/m68k/m68k.c: Likewise.
6694 * config/m88k/m88k.c: Likewise.
6695 * config/mips/mips.c: Likewise.
6696 * config/pdp11/pdp11.c: Likewise.
6697 * config/pyr/pyr.c: Likewise.
6698 * config/romp/romp.c: Likewise.
6699 * config/sh/sh.c: Likewise.
6700 * config/tahoe/tahoe.c: Likewise.
6701 * config/vax/vax.c: Likewise.
6702 * config/we32k/we32k.c: Likewise.
6703 * config/sparc/sparc.c: Include "function.h".
6704 (mem_min_alignment): Test current_function rather than
6705 regno_pointer_align.
6706 * config/pa/pa.c: Likewise.
6707 (compute_frame_size): Delete declaration of
6708 current_function_outgoing_args_size.
6709 * config/arc/arc.h (current_function_varargs): Delete declaration.
6710 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
6712 * config/i370/i370.h (current_function_outgoing_args_size): Delete
6714 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
6715 current_function_uses_pic_offset_table.
6716 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
6717 of current_function_returns_pointer.
6718 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6719 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6720 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6721 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6722 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6723 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6724 * config/m88k/m88k.c: Include "function.h"
6725 (call_used_regs, current_function_pretend_args_size,
6726 current_function_outgoing_args_size, frame_pointer_needed): Delete
6728 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
6730 * config/mips/mips.h (current_function_calls_alloca): Delete
6732 * config/mn10200/mn10200.h (current_function_needs_context,
6733 rtx_equal_function_value_matters): Delete declarations.
6734 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
6735 flag_pic): Delete declarations.
6736 * config/pa/pa.h (current_function_pretend_args_size,
6737 current_function_decl): Delete declarations.
6738 * config/pa/som.h (current_function_varargs): Delete declaration.
6739 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
6741 * config/pyr/pyr.h (current_function_pretend_args_size,
6742 current_function_args_size, current_function_calls_alloca): Delete
6744 * config/sh/sh.h (current_function_varargs): Delete declaration.
6745 * config/sparc/sparc.h (current_function_outgoing_args_size,
6746 current_function_calls_alloca, current_function_decl): Delete
6748 * config/spur/spur.h (current_function_pretend_args_size,
6749 current_function_calls_alloca): Delete declarations.
6750 * config/v850/v850.c (current_function_outgoing_args_size): Delete
6752 * config/vax/vms.h (current_function_name): Delete declaration.
6753 * gcse.c: Include "function.h".
6754 (current_function_name, current_function_calls_setjmp): Delete
6756 * haifa-sched.c: Include "function.h".
6757 (forced_labels): Delete declaration.
6759 * reg-stack.c: Likewise.
6760 * reload1.c: Likewise.
6761 * genemit.c (main): Make generated file include function.h.
6762 * genoutput.c (output_prologue): Likewise.
6764 * builtins.c (saveregs_value, apply_args_value): Delete variables.
6765 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
6766 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
6767 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
6768 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
6769 macros for some of them.
6770 (emit_filename, emit_lineno): Delete declarations.
6771 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
6772 regno_pointer_* variables through current_function.
6773 (gen_inline_header_rtx): Delete function.
6774 (save_emit_status): Delete function.
6775 (set_new_last_label_num): New function.
6776 (clear_emit_caches): New function.
6777 (restore_emit_status): Just clear last_labelnum and call
6779 (get_last_insn_anywhere): Variable sequence_stack is now accessed
6780 through macro seq_stack.
6781 (add_insn_after): Likewise.
6782 (add_insn_before): Likewise.
6783 (remove_insn): Likewise.
6784 (pop_topmost_sequence): Likewise.
6785 (in_sequence_p): Likewise.
6786 (start_sequence_for_rtl_expr): Likewise.
6787 (start_sequence): Likewise, and likewise for
6788 sequence_rtl_expr/seq_rtl_expr.
6789 (push_topmost_sequence): Likewise.
6790 (end_sequence): Likewise.
6791 (init_virtual_regs): Now takes a "struct emit_status *" argument.
6792 All callers changed. Store into that pointer instead of globals.
6793 (init_emit): Allocate emit elt of current_function.
6794 Changes for sequence_rtl_expr/sequence_stack renaming.
6795 Call clear_emit_caches instead of doing it in-line.
6796 Access regno_pointer_* variables through current_function.
6797 (init_emit_once) Don't clear sequence_stack.
6799 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
6801 (arg_pointer_save_area): Delete declaration.
6802 (finish_expr_for_function): Renamed from init_queue; no longer static.
6803 (init_expr): Don't call init_queue.
6804 (save_expr_status, restore_expr_status): Delete functions.
6805 (expand_expr): Changes to reflect new layout of struct function.
6806 Don't access current_function_check_memory_usage when current_function
6808 * expr.h (forced_labels, save_expr_regs, saveregs_value,
6809 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
6810 current_function_outgoing_args_size, current_function_arg_offset_rtx,
6811 current_function_uses_const_pool, function_call_count,
6812 current_function_uses_pic_offset_table, nonlocal_labels,
6813 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
6814 current_function_check_memory_usage, nonlocal_goto_handler_slots,
6815 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
6817 (finish_expr_for_function): Declare.
6818 * flags.h (current_function_has_nonlocal_label,
6819 current_function_has_nonlocal_goto, current_function_is_thunk,
6820 current_function_has_computed_jump): Delete declarations.
6821 * flow.c (forced_labels): Delete declaration.
6822 * function.c (current_function_pops_args,
6823 current_function_returns_struct, current_function_returns_pcc_struct,
6824 current_function_needs_context, current_function_calls_setjmp,
6825 current_function_calls_longjmp, current_function_has_nonlocal_label,
6826 current_function_has_nonlocal_goto, current_function_is_thunk,
6827 current_function_has_computed_jump, current_function_calls_alloca,
6828 current_function_contains_functions, current_function_returns_pointer,
6829 current_function_epilogue_delay_list, current_function_args_size,
6830 current_function_pretend_args_size, current_function_arg_offset_rtx,
6831 current_function_outgoing_args_size, current_function_varargs,
6832 current_function_stdarg, current_function_args_info, cleanup_label,
6833 current_function_name, current_function_uses_const_pool,
6834 current_function_instrument_entry_exit, current_function_return_rtx,
6835 current_function_uses_pic_offset_table, nonlocal_labels,
6836 current_function_internal_arg_pointer, current_function_cannot_inline,
6837 current_function_check_memory_usage, function_call_count,
6838 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
6839 nonlocal_goto_stack_level, return_label, save_expr_regs,
6840 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
6841 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
6842 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
6843 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
6844 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
6846 (push_function_context_to): Don't save them. Don't call
6847 save_storage_status, save_emit_status or save_expr_status.
6848 (pop_function_context_from): Don't restore them. Don't call
6849 restore_storage_status or restore_expr_status.
6850 (get_func_frame_size): New function.
6851 (get_frame_size): Use it.
6852 (assign_outer_stack_local): Reflect some member name changes in struct
6854 (put_reg_into_stack): Likewise.
6855 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
6857 (fixup_var_refs): Likewise.
6858 (fix_lexical_addr): Likewise.
6859 (trampoline_address): Likewise.
6860 (prepare_function_start): Clear field inlinable of current_function.
6861 (init_function_for_compilation): New function.
6862 (expand_dummy_function_end): New function.
6863 (expand_function_end): Call finish_expr_for_function.
6864 * function.h (struct emit_status): New; fields moved here from struct
6865 function and from global variables. Add accessor macros for some of
6867 (struct expr_status): Likewise.
6868 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
6869 (struct function): Add fields expr and emit, inlinable, inl_emit,
6870 original_arg_vector, original_decl_initial, inl_last_parm_insn,
6871 inl_max_label_num. Add many comments.
6872 Add accessor macros for all elts of struct function that no longer
6873 have a global variable.
6874 (cleanup_label, return_label, frame_offset, tail_recursion_label,
6875 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
6876 stack_slot_list): Delete declarations.
6877 (get_func_frame_size): Declare.
6878 (save_expr_status, restore_expr_status, save_emit_status,
6879 save_storage_status, restore_storage_status): Delete declarations.
6880 (init_virtual_regs): Declare.
6881 * output.h (current_function_pops_args,
6882 current_function_returns_struct, current_function_returns_pcc_struct,
6883 current_function_needs_context, current_function_calls_setjmp,
6884 current_function_calls_longjmp, current_function_calls_alloca,
6885 current_function_has_nonlocal_label, current_function_varargs,
6886 current_function_has_computed_jump, current_function_returns_pointer,
6887 current_function_contains_functions, current_function_args_size,
6888 current_function_pretend_args_size, current_function_stdarg,
6889 current_function_outgoing_args_size, current_function_args_info,
6890 current_function_name, current_function_return_rtx,
6891 current_function_epilogue_delay_list,
6892 current_function_uses_const_pool, current_function_cannot_inline):
6893 Delete declarations.
6894 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
6895 regno_reg_rtx): Delete declaration.
6896 (REGNO_POINTER_FLAG): Delete macro.
6897 * stmt.c (expand_goto): Changes to reflect that some fields in struct
6898 function were renamed.
6899 * stor-layout.c (save_storage_status, restore_storage_status): Delete
6901 * toplev.c: Include "function.h".
6902 (current_function_decl): Delete declaration.
6903 (compile_file): Call init_dummy_function_start and
6904 expand_dummy_function_end around some initializations that need to
6906 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
6907 Call init_function_for_compilation.
6908 * unroll.c: Include "function.h"
6909 (unroll_loop): Access regno_pointer_* variables through
6912 * tree.h (struct tree_decl): Add elt f to saved_insns member.
6913 (DECL_SAVED_INSNS): use it.
6914 (expand_dummy_function_end): Declare.
6915 (init_function_for_compilation): Declare.
6916 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
6917 that it's no longer an INLINE_HEADER.
6918 (expand_call): Likewise.
6919 * integrate.c (finish_inline): Delete function.
6920 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
6921 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
6922 args. Don't generate an INLINE_HEADER rtx, just return the arg
6923 vector. All callers changed.
6924 (save_for_inline_copying): Create a duplicate struct emit_status to
6925 hold the emit state for compiling the current function. Use this and
6926 the other new fields in struct function that are for integration
6927 instead of an INLINE_HEADER.
6928 Use memcpy instead of bcopy.
6929 Store the current struct function in DECL_SAVED_INSNS of fndecl.
6930 (save_for_inline_nocopy): Similar changes, except no new emit_status
6932 (expand_inline_function): Get information from function structure,
6933 not from an inline header rtx.
6934 (output_inline_function): Lose code to extract the necessary
6935 information from an inline header; simply put back the function
6936 structure into current_function. Clear its inlinable elt.
6937 * rtl.def (INLINE_HEADER): Delete.
6938 * rtl.h: Delete all accessors for an INLINE_HEADER.
6939 (gen_inline_header_rtx): Delete declaration.
6940 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
6941 Delete declarations.
6942 (REGNO_POINTER_ALIGN): Delete.
6943 (clear_emit_caches): Declare.
6944 (set_new_last_label_num): Declare.
6946 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
6948 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
6950 * except.c (expand_eh_region_start_for_decl): Always start a new block.
6951 * stmt.c (is_eh_region): Make sure current_function is present, too.
6953 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
6955 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
6956 for 64bit PA targets.
6958 * pa.h (SELECT_SECTION): Define.
6959 * som.h (SELECT_SECTION): Delete.
6961 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6963 * alias.c (init_alias_analysis): Wrap call to
6964 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
6966 1999-08-07 Bruce Korb <autogen@linuxbox.com>
6968 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
6969 <sys/asm.h> contains an asm comment with an apostrophe
6970 * fixinc/inclhack.sh: regen
6971 * fixinc/fixincl.x: regen
6973 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
6975 * function.c (init_function_start): Clear prologue & epilogue.
6976 (prologue_epilogue_contains): New function.
6977 * alias.c (init_alias_analysis): Use it.
6978 * rtl.h (prologue_epilogue_contains): Declare it.
6980 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
6982 * jump.c (onlyjump_p): New function.
6983 * rtl.h: Declare it.
6984 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
6985 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
6987 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
6989 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
6990 to invert loops. Simplify block scanning.
6992 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6994 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
6995 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
6997 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
6999 * config/sparc/liteelf.h: New file to support sparclite-elf target
7000 * config/sparc/t-sp86x: New file to support sparc86x targets
7001 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
7002 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
7003 * configure.in: Support above target triplets
7004 * configure: Regenerated
7006 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
7008 * fixinc/server.c (server_setup): Do not prefix function used as
7011 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
7013 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
7014 Remove fp reg alternatives.
7016 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
7018 * Makefile.in (TAROUTOPTS): Kill.
7019 (install-headers-tar): Use "xpf" for tar headerfile extraction
7020 * i370/x-oe (TAROUTOPTS): Delete.
7021 * m68k/x-apollo68 (TAROUTOPTS): Delete.
7022 * m68k/x-hp320 (TAROUTOPTS): Delete.
7023 * m68k/x-hp320g (TAROUTOPTS): Delete.
7024 * gcc.texi: Update bug reporting text.
7026 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7028 * reg-stack.c (change_stack) Fixed problem with negative array index.
7030 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
7032 * extend.texi, install.texi: Fix spelling mistakes.
7034 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
7035 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7036 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
7038 * mips/t-ecoff: Likewise.
7039 * mips/t-elf: Likewise.
7040 * mips/t-mips: Likewise.
7041 * mips/t-osfrose: Likewise.
7042 * mips/t-r3900: Likewise.
7043 * mips/t-svr3: Likewise.
7044 * mips/t-svr4: Likewise.
7045 * mips/t-ultrix: Likewise.
7047 * gcc.texi: Document recommend means to provide software floating
7048 point libraries in libgcc.a
7050 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
7052 * c-lex.c (yylex): We can have a number with no digits.
7054 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
7056 * jump.c (delete_prior_computation): New function, broken
7057 out of delete_computation. Check for side effects with
7058 side_effects_p instead of FIND_REG_INC_NOTE. Handle
7059 multi-word hard registers.
7060 (delete_computation): Use it. Check for side effects with
7061 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
7062 missing REG_DEAD note for a register which is both set and
7065 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
7067 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
7068 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
7069 (ASM_FILE_START): Import _mcount with the right type.
7070 (ASM_DECLARE_FUNCTION_NAME): Define.
7071 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7072 * pa.c (output_function_prologue): Always emit the function's label
7074 * pa.h (TEXT_SPACE_P): Define.
7075 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7076 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
7077 * som.h (TEXT_SPACE_P): Delete.
7078 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7079 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
7081 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
7083 * expr.c (emit_group_load): Allow src to be a CONCAT.
7085 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7087 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
7088 (___mulsi3): Use '!' comment character.
7090 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7092 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
7094 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
7096 * gcc.c: Update URLs and mail addresses.
7097 * gcc.texi: Likewise.
7099 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
7101 * rs6000.c (current_file_function_operand): Return zero for
7103 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
7105 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
7108 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
7110 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
7111 allocate space in the stack frame for the PIC register.
7113 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
7115 * m68k.md (xordi3, anddi3): These patterns are not available on
7118 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
7120 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
7121 (PUT_REAL): Likewise.
7123 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7125 * final.c (shorten_branches): Don't add an alignment for loops
7126 that have no label inside.
7128 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7130 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7131 prototypes in macro HAVE_cmpstrsi.
7133 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7135 * emit-rtl.c (operand_subword): Remove unused variable
7138 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7140 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7142 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7144 * cpphash.c (macroexpand): Delete leading whitespace when arg
7145 is concatenated before.
7146 (unsafe_chars): Correct test for whether + and - can extend a
7149 * cppinit.c (cpp_start_read): Do dependencies for
7150 -include/-imacros files also.
7152 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7153 tokenizing non-directive lines.
7154 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7155 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7158 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7160 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7162 * c-lex.c: Sync with C++ frontend.
7163 (linemode): New variable.
7164 (parse_float): imag, conversion_errno, and type are output only.
7165 (yylex): Adjust. Move initial '.' case into main switch.
7167 (handle_generic_pragma): Just deal with tokens.
7168 (readescape): Use ISXDIGIT and ISGRAPH.
7169 * c-parse.in: Add END_OF_LINE token.
7171 * c-lex.c (lang_init): Generalize.
7172 (nextchar): Remove. Replace uses with UNGETC.
7173 (skip_white_space): Handle linemode here. Optimize for cpplib.
7174 (skip_white_space_on_line): Remove.
7175 (extend_token_buffer_to): New fn.
7176 (extend_token_buffer): Use it.
7177 (read_line_number, check_newline): Just deal with tokens.
7178 (token_getch, token_put_back): New fns.
7179 (yylex): Use them. More cpplib optimizations. Simplify.
7181 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7182 Jason Merrill <jason@yorick.cygnus.com>
7184 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7185 (consume_string): Make this smart about USE_CPPLIB.
7186 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7187 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7188 Also, clean up cases where we redundantly set token_buffer[0].
7189 (read_line_number): New fn.
7190 (ignore_escape_flag): New variable.
7192 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7194 * a29k/t-a29kbare: Fix some comments.
7195 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7196 (FPBIT, DPBIT): Define.
7197 * a29k/t-vx29k: Likewise.
7198 * arc/t-arc: Likewise.
7199 * arm/t-arm-elf: Likewise.
7200 * arm/t-bare: Likewise.
7201 * arm/t-pe: Likewise.
7202 * arm/t-pe-thumb: Likewise.
7203 * arm/t-semi: Likewise.
7204 * arm/t-thumb: Likewise.
7205 * arm/t-thumb-elf: Likewise.
7206 * arm/t-thumb-linux: Likewise.
7207 * h8300/t-h8300: Likewise.
7208 * i960/t-i960: Likewise.
7209 * i960/t-vxworks960: Likewise.
7210 * m32r/t-m32r: Likewise.
7211 * mips/t-ecoff: Likewise.
7212 * mips/t-elf: Likewise.
7213 * mips/t-r3900: Likewise.
7214 * pa/t-pro: Likewise.
7215 * rs6000/t-aix43: Likewise.
7216 * rs6000/t-beos: Likewise.
7217 * rs6000/t-newas: Likewise.
7218 * rs6000/t-ppccomm: Likewise.
7219 * rs6000/t-rs6000: Likewise.
7220 * rs6000/t-winnt: Likewise.
7221 * rs6000/t-xnewas: Likewise.
7222 * rs6000/t-xrs6000: Likewise.
7223 * sh/t-sh: Likewise.
7224 * sparc/t-elf: Likewise.
7225 * sparc/t-sparcbare: Likewise.
7226 * sparc/t-sparclite: Likewise.
7227 * sparc/t-splet: Likewise.
7228 * v850/t-v850: Likewise.
7229 * mn10200/t-mn10200: Fix comments.
7230 * mn10300/t-mn10300: Likewise.
7232 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7233 dummy operand. Allocate a new pseudo for the dummy operand.
7234 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7236 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7238 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7240 * configure: Rebuilt.
7241 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7243 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7245 * recog.c (preproces_constraints): Zero recog_op_alt before
7246 processing the constraints.
7248 * arm.c (typedef minipool_node): Renamed from pool_node.
7249 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7250 (add_minipool_constant): New function.
7251 (dump_minipool): New function.
7252 (find_barrier): Remove special case for getting the insn size of
7253 an insn that references the constant pool.
7254 (minipool_fixup): New structure.
7255 (push_minipool_barrier): New function.
7256 (push_minipool_fix): New function.
7257 (note_invalid_constants): New function.
7258 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7259 (arm_reorg): Rewrite code to fix up the constant pool into a
7260 series of mini-pools embedded in the insn stream.
7261 (arm_output_epilogue): New function, made mainly from the body
7262 of output_func_epilogue.
7263 (output_func_epilogue): Move insn generation part of epilogue code
7264 to arm_output_epilogue.
7265 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7266 * arm.md (pool_range): New attribute.
7267 (zero_extendqidi2): Add attribute pool_range.
7268 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7269 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7270 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7271 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7272 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7273 (epilogue): New expand.
7274 (epilogue_insn): New insn. Call arm_output_epilogue.
7276 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7277 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7279 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7281 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7283 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7285 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7287 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7289 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7291 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7293 * global.c: Fix comment.
7295 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7297 * gcc.c (access_check): New static function.
7298 (find_a_file): Use it when searching a directory list.
7299 * collect2.c (find_a_file): Don't accept directories found when
7300 searching a directory list.
7302 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7304 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7305 function parameters with `&'.
7306 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7308 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7310 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7311 or tidy_fallthru_edge if the last insn in the block is not
7312 an unconditional jump or a simple conditional jump.
7314 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7316 * Makefile.in (c-decl.o): Depends on defaults.h.
7318 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7320 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7322 (CLASS_MAX_NREGS): Likewise.
7324 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7326 * cse.c (cse_insn): Fix dumb thinko in last change.
7328 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7330 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7333 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7335 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7336 test for sizes of passed and declared parameter types.
7338 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7340 * fixincludes: Fix the return type of bsearch, char* -> void*.
7342 * fixinc/inclhack.def: Likewise.
7344 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
7346 * invoke.texi (-fdump-translation-unit): New option.
7348 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
7350 * expr.h (PROMOTE_PROTOTYPES): Move ...
7351 * defaults.h: ... to here.
7352 * c-decl.c: Include defaults.h instead of expr.h.
7353 * c-typeck.c: Include defaults.h.
7355 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
7357 * toplev.h (errorcount): Declare.
7358 (warningcount): Likewise.
7359 (sorrycount): Likewise.
7360 * c-lex.c (errorcount): Don't declare.
7361 * dwarf2out.c (errorcount): Don't declare.
7363 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
7365 * config/libgloss.h: Add a note discouraging use with ELF.
7366 * configure.in: Don't use libgloss.h for ELF targets.
7367 Always use_collect2 on a.out targets.
7369 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
7371 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
7372 (force_to_mode, case ASHIFTRT): Add shiftrt label.
7374 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7376 * loop.c (strength_reduce): When doing biv->giv conversion, update
7377 reg note of NEXT->insn.
7379 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7381 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
7383 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7385 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
7386 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
7387 Ensure expr.h is included.
7388 * c-typecheck.c (convert_arguments): Ditto.
7390 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
7392 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
7393 * config/convex/convex.h: Ditto.
7394 * config/dsp16xx/dsp16xx.h: Ditto.
7395 * config/fx80/fx80.h: Ditto.
7396 * config/gmicro/gmicro.h: Ditto.
7397 * config/i370/i370.h: Ditto.
7398 * config/i386/i386.h: Ditto.
7399 * config/m32r/m32r.h: Ditto.
7400 * config/m68k/m68k.h: Ditto.
7401 * config/m88k/m88k.h: Ditto.
7402 * config/mips/mips.h: Ditto.
7403 * config/pa/pa.h: Ditto.
7404 * config/pyr/pyr.h: Ditto.
7405 * config/tahoe/tahoe.h: Ditto.
7406 * config/we32k/we32k.h: Ditto.
7408 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
7411 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
7413 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
7416 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
7418 1999-08-02 Richard Henderson <rth@cygnus.com>
7420 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
7421 for the register spill block.
7423 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
7424 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
7426 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
7427 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
7428 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
7430 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7432 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
7433 MAX_WCHAR_TYPE defined in sparc.h.
7434 * config/sparc/linuxaout.h: Likewise.
7435 * config/sparc/linux64.h: Likewise.
7436 Also default to -mvis if CPU is UltraSPARC.
7438 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7440 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
7441 (RTX_OK_FOR_OLO10): Likewise.
7442 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
7443 %lo(), allow it in addresses...
7444 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
7445 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
7446 does not make sense.
7447 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
7448 (sparc_output_scratch_registers): New function.
7449 (output_function_prologue, sparc_flat_output_function_prologue): Use
7451 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
7453 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
7454 * configure.in: Add check for .register pseudo-op support in as and
7455 check for offsetable %lo().
7456 * acconfig.h: Add templates for the above checks.
7457 * configure: Regenerate.
7459 1999-08-02 Richard Henderson <rth@cygnus.com>
7461 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
7462 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
7463 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
7465 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7467 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7470 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7472 * config/float-sparc.h: New file.
7473 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
7474 sparc-*-linux-gnu and sparc64-*-linux*.
7476 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7478 * rs6000.c (rs6000_va_list): Type is an array.
7479 (rs6000_va_start): Don't doubly adjust for varargs.
7480 (rs6000_va_arg): Evaluate long long GPR adjustment.
7482 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
7484 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
7485 -maix64 and -maix32.
7486 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
7487 LINK_SPEC): Change appropriately.
7488 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
7489 (u_short_cint_operand): Likewise.
7490 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
7492 * rs6000/t-aix43 (MULTILIB): Change to -m64.
7494 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
7496 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
7498 * rs6000/rs6000.c (num_insns_constant_wide): Correct
7500 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
7501 (non_add_cint_operand): Likewise.
7502 (logical_operand): Likewise.
7503 (non_logical_cint_operand): Likewise.
7504 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
7505 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
7506 (rs6000_select_rtx_section): Suppress warning.
7507 (small_data_operand): Suppress warning.
7508 (rs6000_got_register): Suppress warning.
7509 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
7510 type, so `J' is generally the wrong constraint for a SImode value;
7512 (andsi3_internal2): Likewise.
7513 (andsi3_internal3): Likewise.
7514 (iorsi3_internal1): Likewise.
7515 (xorsi3_internal1): Likewise.
7517 (movsf_softfloat): Likewise.
7518 (scc insns): Likewise.
7519 (movsi+2): Preserve sign bits of SImode constant.
7520 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
7521 (movdf+1): Sign-extend properly.
7522 (movdi_32+1): Sign-extend properly.
7523 (scc insns): Sign-extend properly.
7525 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
7528 1999-08-02 Richard Henderson <rth@cygnus.com>
7530 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
7532 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
7533 * alpha.md (all fp insns): Likewise.
7535 1999-08-02 Nick Clifton <nickc@cygnus.com>
7537 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
7540 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
7542 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
7543 pic_load_label generator directly.
7544 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
7545 No longer a named pattern.
7547 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
7549 * explow.c (force_reg): Call force_operand if X does not
7550 satisfy general_operand.
7552 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
7554 * fix-header.c (main): When testing for CONTINUED, use string
7555 equality, not pointer equality.
7557 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
7559 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
7561 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
7563 * cse.c (cse_insn): Fix loop which deletes insns after a jump
7564 that has become an unconditional jump.
7566 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
7567 (output_function_epilogue): Similarly.
7569 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7571 * tree.h (init_dummy_function_start): Declare.
7573 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7575 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
7576 last_expr_type, last_expr_value, block_start_count, block_stack,
7577 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
7578 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
7579 dynamically in stmt elt of struct function for each function.
7580 (struct nesting): Rename function_call_count elt to n_function_calls,
7581 target_temp_slot_level to block_target_temp_slot_level. All users
7583 (struct stmt_status): New structure definition.
7584 Add many accessor macros for stmt_status elements which previously
7585 were global variables.
7586 (init_stmt_for_function): Allocate stmt elt for current_function.
7587 Reflect that block_start_count was renamed to
7588 current_block_start_count.
7589 (save_stmt_status, restore_stmt_status): Delete functions.
7590 (preserve_subexpressions_p): Don't access loop_stack when outside
7592 (expand_start_bindings): Reflect that block_start_count was renamed to
7593 current_block_start_count.
7594 (expand_fixup): Likewise.
7595 (expand_decl): Don't access block_stack when outside a function.
7596 (expand_decl_cleanup): Likewise.
7597 (expand_dcc_cleanup): Likewise.
7598 (expand_dhc_cleanup): Likewise.
7599 (expand_anon_union_decl): Likewise.
7600 (set_file_and_line_for_stmt): New function.
7601 (in_control_zone_p): New function.
7603 * function.h (struct function): Add new elt stmt.
7604 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
7605 case_stack, nesting_stack, nesting_depth, block_start_count,
7606 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
7607 emit_lineno, goto_fixup_chain.
7608 (save_eh_status, restore_eh_status, save_stmt_status,
7609 restore_stmt_status): Delete declarations.
7610 * function.c (push_function_context_to): Don't call save_stmt_status.
7611 (pop_function_context_to): Don't call restore_stmt_status.
7612 * tree.h (in_control_zone_p): Declare.
7613 * rtl.h (set_file_and_line_for_stmt): Declare.
7615 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
7616 call set_file_and_line_for_stmt.
7618 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
7620 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
7621 Also update copyright.
7623 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7625 * c-pragma.c: Don't include "except.h".
7626 * emit-rtl.c: Likewise.
7627 * stor-layout.c: Likewise.
7629 * varasm.c: Likewise.
7631 * flow.c: Include "function.h".
7632 * tree.h (init_dummy_function_start): Declare new function.
7634 * except.h (struct eh_status): New structure.
7635 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
7637 (eh_return_stub_label, ehstack, catchstack, ehqueue,
7638 catch_clauses, false_label_stack, caught_return_label_stack,
7639 protect_list, current_function_ehc): Add accessor macros for the
7640 corresponding fields in current_function->eh; delete declarations
7641 for all items that used to be declared here.
7642 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
7643 catch_clauses, false_label_stack, caught_return_label_stack,
7644 protect_list, current_function_ehc): Delete variables.
7645 (init_eh_for_function): Allocate current_function->eh.
7646 (save_eh_status, restore_eh_status): Delete functions.
7648 * function.h (struct function): Add fields next_global and eh.
7649 Delete all exception handling related fields.
7650 * function.c (current_function): New variable.
7651 (all_functions): New variable.
7652 (push_function_context_to): Don't allocate a struct function,
7653 use current_function instead. Call init_dummy_function_start when
7654 outside a function. Clear current_function before returning.
7655 (pop_function_context_from): Restore current_function.
7656 Don't free the restored struct function.
7657 (prepare_function_start): New function.
7658 (init_dummy_function_start): New function.
7659 (init_function_start): Break out some code into prepare_function_start
7662 * stmt.c (save_stmt_status): Don't call save_eh_status.
7663 (restore_stmt_status): Don't call restore_eh_status.
7665 * Makefile.in: Update dependencies.
7667 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
7669 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
7670 of depending on a magic constant value. Update comments.
7671 (hppa_expand_prologue): Similarly.
7673 * pa.md (reload_indi, reload_outdi): Allow any register for the
7674 original reload register.
7676 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
7678 * cccp.c (print_help): Change marcos to macros.
7680 1999-07-30 Richard Henderson <rth@cygnus.com>
7682 * c-typeck.c (initializer_constant_valid_p): Move ...
7683 * c-common.c (initializer_constant_valid_p): ... here. Use
7684 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
7686 * c-common.h (initializer_constant_valid_p): Declare.
7687 * c-tree.h (initializer_constant_valid_p): Remove.
7689 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
7691 * config/i386/sol2-c1.asm: Align the stack.
7692 * config/i386/sol2-gc1.asm: Likewise.
7694 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
7696 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
7697 -Asparclite for sparc86x.
7698 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
7700 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
7702 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
7704 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
7705 the user if using the non-default arch size in BI_ARCH configuration.
7706 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
7708 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
7709 Fix patterns so that they actually match.
7710 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
7711 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
7712 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
7714 (mulsidi3): Reflect this in the expand.
7715 (smulsi3_highpart): Only on TARGET_ARCH32.
7716 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
7717 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
7718 (umulsidi3): Reflect this in the expand.
7719 (umulsi3_highpart): Only on TARGET_ARCH32.
7720 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
7721 don't require g0 to be zero.
7722 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
7723 ({,u}divsi3): New expands.
7724 ({,u}divsi3_sp64): New patterns.
7725 (after lshrdi3_v8plus): Four new patterns to help combiner
7726 optimizing nested mixed mode shifts.
7728 * config/sparc/sparc.c (sparc_override_options): Use deprecated
7729 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
7730 speed things up. Don't use them by default on plain v9 in 64bit
7731 mode, according to what SPAMv9 sais.
7733 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
7734 top 32 bits of %[og][0-7] in signal handlers.
7735 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
7737 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
7739 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
7740 (ashlsi3): Corresponding changes.
7742 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
7744 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
7746 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
7748 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7750 * arm.h (Hint): Delete macro.
7751 Substitute HOST_WIDE_INT for Hint in some prototypes.
7752 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
7754 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
7756 * builtins.c (expand_builtin_setjmp): Use force_operand to
7757 make sure that the buffer address is in a suitable form to be
7758 passed to force_reg.
7760 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
7762 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
7765 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
7767 * pa.md (indirect_jump): Remove mode from match_operand. Verify
7768 proper mode in the condition string.
7769 (icacheflush, dcacheflush): Remove modes from match_operands.
7771 * pa.c (emit_move_sequence): Always convert scratch_reg to the
7772 proper mode before using it.
7774 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
7777 * pa.c (store_reg): Do not call add_high_const generator directly.
7778 (load_reg, set_reg_plus_d): Likewise.
7779 * pa.md (add_high_const): No longer a named pattern.
7781 * pa.c (legitimize_address): Consistently use Pmode rather than
7782 SImode. Do not call gen_pic2_highpart directly anymore.
7783 * pa.md (pic2_highpart): No longer a named pattern.
7784 (pic2_lo_sum): Similarly. Reformat to make more readable.
7786 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
7791 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7793 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
7795 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
7797 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
7798 and tag the spill mems.
7799 (hppa_va_start): New.
7801 * pa.h (EXPAND_BUILTIN_VA_START): New.
7802 (EXPAND_BUILTIN_VA_ARG): New.
7804 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
7806 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
7807 and tag the spill mems.
7808 (mn10300_va_start): New.
7809 (mn10300_va_arg): New.
7810 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
7811 (EXPAND_BUILTIN_VA_ARG): New.
7813 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
7815 * mn10200.c (mn10200_va_arg): New.
7816 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
7818 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
7820 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
7821 rather than play with TREE_INT_CST_LOW.
7823 1999-07-27 Philip Blundell <pb@nexus.co.uk>
7825 * config/arm/telf.h: Include dbxelf.h.
7826 (CPP_PREDEFINES): Only define if not already defined.
7827 (ASM_IDENTIFY_GCC): Likewise.
7828 (SUBTARGET_EXTRA_SECTIONS): Likewise.
7829 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
7830 * config/arm/thumb.h (LINK_SPEC): Only define if not already
7832 (DBX_DEBUGGING_INFO): Don't define.
7833 * config/arm/linux-telf.h: New file.
7834 * config/arm/linux-tgas.h: New file.
7835 * config/arm/t-thumb-linux: New file.
7836 * config/arm/uclinux-elf.h: New file.
7837 * config/arm/uclinux-telf.h: New file.
7838 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
7839 thumb-*-uclinux): New targets.
7840 * configure: Regenerate.
7842 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
7844 * pa.md (post_store, pre_load): New expanders.
7845 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
7846 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
7847 need to directly generate RTL for them.
7848 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
7851 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
7853 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
7854 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
7855 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
7856 (secndary_reload_class): Make TARGET_ELF conditional compile.
7857 (print_operand_address): Similar.
7858 (output_toc): Print all values as hex.
7859 (get_issue_rate): Rearrange and add RS64A and PPC630.
7860 * rs6000.h (processor_type): Add RS64A and PPC630.
7861 (PROCESSOR_POWERPC64): New.
7862 (PROMOTE_MODE): Use word_mode.
7863 (RTX_COSTS): Add RS64A and PPC630.
7864 * rs6000.md (scheduling information): Add lmul and ldiv
7865 representing 64-bit integer multiply and divide. Add rs64a and
7867 (ashldi3): Add support for "rldic" instruction.
7868 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
7870 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
7872 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
7873 instead of V8 for sparclite86x in cpu_table.
7875 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7877 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
7878 output_file_directive.
7880 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
7882 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
7883 tree for op1, not the rtl.
7885 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
7887 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
7888 to m88k_va_start, leaving only the register spill.
7889 (m88k_build_va_list): New.
7890 (m88k_va_start): New.
7892 * m88k.h (BUILD_VA_LIST_TYPE): New.
7893 (EXPAND_BUILTIN_VA_START): New.
7894 (EXPAND_BUILTIN_VA_ARG): New.
7896 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
7898 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
7899 Rename from expand_builtin_saveregs.
7900 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
7902 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
7904 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
7905 for the register spill block.
7906 (i960_build_va_list): New.
7907 (i960_va_start): New.
7909 * i960.h (BUILD_VA_LIST_TYPE): New.
7910 (EXPAND_BUILTIN_VA_START): New.
7911 (EXPAND_BUILTIN_VA_ARG): New.
7912 * i960.md (store_multiple): Use change_address on individul mems.
7914 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
7916 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
7918 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
7919 (expand_builtin_va_end): Evaluate arg for side effects.
7920 * c-common.c (c_common_nodes_and_builtins): Construct a
7921 va_list_arg_type_node to handle array decomposition to pointer.
7923 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
7925 * except.c (start_dynamic_cleanup): Use force_operand on the
7928 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
7930 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
7931 * c4x.c (c4x_va_arg): New.
7933 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
7935 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
7938 1999-07-26 Nathan Sidwell <nathan@acm.org>
7940 * eh-common.h (__eh_matcher): Prototype correctly.
7942 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
7944 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
7945 (TARGET_SINGLE_PIC_BASE): Likewise.
7946 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
7948 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
7949 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
7950 (TARGET_OPTIONS): Add -mpic-register=N.
7951 (OUTPUT_INT_ADDR_CONST): New macro.
7952 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
7953 LEGITIMATE_PIC_OPERAND_P): Likewise.
7954 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
7955 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
7956 output_addr_const directly.
7957 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
7959 (thumb_pic_register, thumb_pic_register_string): Declare.
7961 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
7963 (label_mentioned_p): New function: Imported from arm.c.
7964 (legitimize_pic_address): New function: Imported from arm.c.
7965 (is_pic):New function: Imported from arm.c.
7966 (thumb_finalize_pic):New function: Imported from arm.c.
7967 (add_constant): Cope with PIC constants.
7968 (fixit): Cope with PIC constants.
7969 (output_return): Do not treat the PIC register as live if
7970 TARGET_SINGLE_PIC_BASE is true.
7971 (thumb_function_prologue): Do not treat the PIC register as live if
7972 TARGET_SINGLE_PIC_BASE is true.
7973 (thumb_expand_prologue): Do not treat the PIC register as live if
7974 TARGET_SINGLE_PIC_BASE is true.
7975 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
7976 TARGET_SINGLE_PIC_BASE is true.
7977 (thumb_print_operand): Accept '|'.
7978 (thumb_override_options): Process PIC options.
7980 * config/arm/thumb.md (movsi): Support PIC.
7981 (call_insn): Change "i" constraint to "X".
7982 (call_value_insn): Likewise.
7983 (consttable_4, consttable_8, consttable_end): Set and clear
7984 "making_const_table" as appropriate.
7985 (pic_load_addr, pic_add_dot_plus_four): New insns.
7987 * invoke.texi (Thumb Options): Fix spelling. Document new
7988 options -msingle-pic-base and -mpic-register=.
7990 1999-07-26 Andrew Haley <aph@cygnus.com>
7992 * config/m32r/initfini.c (__init): Use a full word immediate for
7993 __fini: this allows it to be placed in any memory region.
7995 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
7996 -mmodel=medium. This is OK for all memory models.
7998 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
8000 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
8001 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
8003 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
8005 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
8008 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
8010 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
8012 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
8013 (BUILD_VA_LIST_TYPE): New.
8014 (EXPAND_BUILTIN_VA_START): New.
8015 (EXPAND_BUILTIN_VA_ARG): New.
8016 * i860.c (output_delayed_branch): Disable.
8017 (output_delay_insn): Likewise.
8018 (i860_saveregs): New.
8019 (i860_build_va_list): New.
8020 (i860_va_start): New.
8022 * i860.md: Disable all peepholes using output_delayed_branch.
8023 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
8025 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
8027 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
8028 (BUILD_VA_LIST_TYPE): New.
8029 (EXPAND_BUILTIN_VA_START): New.
8030 (EXPAND_BUILTIN_VA_ARG): New.
8031 * clipper.c (clipper_builtin_saveregs): Only dump registers.
8032 Return the address of the save area.
8033 (clipper_build_va_list): New.
8034 (clipper_va_start): New.
8035 (clipper_va_arg): New.
8037 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
8039 * arc.h (EXPAND_BUILTIN_VA_START): New.
8040 (EXPAND_BUILTIN_VA_ARG): New.
8041 * arc.c (arc_setup_incoming_varargs): Set alias set of
8043 (arc_va_start): New.
8046 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
8048 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
8049 (BUILD_VA_LIST_TYPE): New.
8050 (EXPAND_BUILTIN_VA_START): New.
8051 (EXPAND_BUILTIN_VA_ARG): New.
8052 * alpha.c (alpha_builtin_saveregs): Delete.
8053 (alpha_build_va_list): New.
8054 (alpha_va_start): New.
8055 (alpha_va_arg): New.
8057 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
8059 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
8061 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
8062 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
8064 * gcc.texi: More changes related to list conversion.
8065 * invoke.texi: Likewise.
8067 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
8069 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
8070 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
8071 (expand_builtin_next_arg): Accept ARGLIST not EXP.
8072 (stabilize_va_list): New function.
8073 (std_expand_builtin_va_start): New function.
8074 (expand_builtin_va_start): New function.
8075 (get_varargs_alias_set): New function.
8076 (std_expand_builtin_va_arg): New function.
8077 (expand_builtin_va_arg): New function.
8078 (expand_builtin_va_end): New function.
8079 (expand_builtin_va_copy): New function.
8080 (expand_builtin): Call them.
8081 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
8082 __builtin_{varargs_start,stdarg_start,end,copy}.
8083 (build_va_arg): New function.
8084 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
8085 (build_va_arg): Declare.
8086 * c-decl.c (ptr_type_node, va_list_type_node): New.
8087 * c-parse.gperf (__builtin_va_arg): New.
8088 * c-parse.in (VA_ARG): New token.
8089 (unary_expr): Recognize it.
8090 * expr.c (expand_expr): Expand VA_ARG_EXPR.
8091 * expr.h (std_expand_builtin_va_start): Declare.
8092 (std_expand_builtin_va_arg): Declare.
8093 (expand_builtin_va_arg): Declare.
8094 (get_varargs_alias_set): Declare.
8095 * tree.def (VA_ARG_EXPR): New.
8096 * tree.h (BUILT_IN_VARARGS_START): New.
8097 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
8098 (ptr_type_node, va_list_type_node): Declare.
8099 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
8100 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
8101 * m88k.h, m88k.c: Likewise.
8102 * mn10300.h, mn10300.c: Likewise.
8103 * pa.h, pa.c: Likewise.
8104 * rs6000.h, rs6000.c: Likewise.
8105 * sh.h, sh.c: Likewise.
8106 * sparc.h, sparc.c: Likewise.
8108 * emit-rtl.c (operand_subword): Copy alias set.
8109 (change_address): Likewise.
8111 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
8113 * pa.c (compute_frame_size): Scan all the used callee saved registers,
8114 not just the first one.
8116 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
8118 * config/arm/arm.h (TARGET_SWITCHES): Add
8119 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
8120 (TARGET_OPTIONS): Add -mpic-register=.
8121 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
8122 (arm_pic_register_string): Declare.
8123 (NEED_PLT_GOT): Delete, replace with ...
8124 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8125 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8126 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8127 * config/arm/arm.c (arm_override_options): Add new option
8129 (arm_pic_register_string): New variable.
8130 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8131 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8132 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8133 (output_return_instruction): Likewise.
8134 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8135 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8136 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8138 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8139 mention of -msched-prolog. Document new options -msingle-pic-base
8140 and -mpic-register=.
8142 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8144 * haifa-sched.c (reemit_notes): Tidy.
8145 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8148 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8150 * explow.c (trunc_int_for_mode): New function.
8151 (plus_constant_wide): Use it.
8152 * combine.c (simplify_and_const_int): Likewise.
8153 (merge_outer_ops): Likewise.
8154 (simplify_shift_const): Likewise.
8155 * cse.c (simplify_unary_operation): Likewise.
8156 (simplify_binary_operation): Likewise.
8157 * emit-rtl.c (operand_subword): Likewise.
8158 * rtl.h: Declare it.
8160 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8162 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8163 (use NUM_REGS instead of NUM_INTS).
8165 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8167 * builtins.c: New file.
8168 * expr.c (saveregs_value, apply_args_value): Delete definition,
8169 moved into builtins.c.
8170 (string_constant): No longer static.
8171 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8172 apply_args_size, apply_result_size, result_vector,
8173 expand_builtin_apply_args, expand_builtin_apply,
8174 expand_builtin_return): Delete functions, moved into builtins.c.
8175 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8176 * expr.h (saveregs_value, apply_args_value): Declare variables.
8177 (expand_builtin, string_constant): Declare functions.
8178 * Makefile.in: Update to build builtin.o.
8180 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8182 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8183 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8184 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8185 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8187 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8190 1999-07-21 Michael Meissner <meissner@cygnus.com>
8192 * print-rtl.c (print_rtx): Print the names of the virtual
8195 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8197 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8198 introduced in previous delta.
8200 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8202 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8203 to avoid name clash.
8205 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8207 * c-lex.c (yylex) : Correct the test for overflow when lexing
8210 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8212 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8213 (adjust_priority): Always call ADJUST_PRIORITY.
8214 (schedule_insn): Only put insns into the ready at cost 0.
8215 (schedule_block): Remove redundant initial sort. Give clock_var
8216 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8218 * tm.texi (MD_SCHED_REORDER): Update docs.
8220 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8221 * sparc.c (ultra_reorder_called_this_block): Delete.
8222 (ultrasparc_sched_init): Don't set it.
8223 (ultrasparc_sched_reorder): Don't check it.
8225 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8227 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8228 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8229 (function_arg_boundary): Align DFmode.
8230 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8231 to get fp reg and stack overflow correct.
8232 (function_arg): Likewise.
8233 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8234 (setup_incoming_varargs): Restructure for ABI_V4; use
8235 function_arg_advance to skip final named argument.
8236 (expand_builtin_saveregs): Properly unskip the last integer arg
8237 when doing varargs. Adjust overflow location calculation.
8239 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8240 explicitly unsigned.
8241 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8242 (__VA_GP_REGSAVE): Similarly.
8243 (__va_longlong_p): Delete.
8244 (__va_arg_type_violation): New declaration.
8245 (va_arg): Restructure. Flag promotion errors. Align double.
8246 TFmode passed by reference.
8248 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8249 in the HOST_BITS_PER_WIDE_INT > 32 case.
8251 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8253 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8255 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8257 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8258 * toplev.c (documented_lang_options): Add -fpreprocessed.
8259 * cpplib.h (struct cpp_buffer): Add preprocessed.
8260 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8261 (cpp_start_read): Don't expand macros or emit an initial #line
8262 directive if -fpreprocessed.
8264 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8266 * cpplib.h (struct cpp_buffer): Added manual_pop for
8267 better C++ tokenization.
8268 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8269 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8270 * c-common.c (cpp_token): Make non-static.
8272 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8274 * c-common.h: New file.
8275 * c-common.c (permanent_obstack): Delete unused declaration.
8276 (c_global_trees): New array.
8277 (c_common_nodes_and_builtins): New function; split off common code
8278 from init_decl_processing in both c-decl.c and cp/decl.c.
8279 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8280 c_global_trees and accessor macros defined in c-common.h.
8282 * c-decl.c: Delete definitions for tree nodes that were replaced by
8284 (init_decl_processing): Build void_list_node.
8285 Call c_common_nodes_and_builtins; delete code to generate the common
8287 * objc/objc-act.c (build_module_descriptor): Rename variable
8288 void_list_node to avoid clash with c-common.h.
8290 * Makefile.in: Update dependencies.
8291 * objc/Make-lang.in: Likewise.
8293 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8295 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8296 (UNIQUE_SECTION_P): Likewise.
8297 (UNIQUE_SECTION): Likewise.
8299 1999-07-19 Linas Vepstas <linas@linas.org>
8301 * config/i370/README: New file.
8302 * config/i370/linux.h: New file.
8303 * config/i370/mvs.h: New file.
8304 * config/i370/oe.h: New file.
8305 * config/i370/t-linux: New file.
8306 * config/i370/t-mvs: New file.
8307 * config/i370/t-oe: New file.
8308 * config/i370/x-oe: New file.
8309 * config/i370/xm-linux.h: New file.
8310 * config/i370/xm-mvs.h: New file.
8311 * config/i370/xm-oe.h: New file.
8313 * i370.c (label_node_t): Add first_ref_page, label_addr,
8314 label_first_ref, label_last_ref members.
8315 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8316 (MAX_MVS_LABEL_SIZE): Define.
8317 (MAX_LONG_LABEL_SIZE): Define.
8318 (alias_node_t, alias_anchor, alias_number): New.
8319 (mvs_function_table): Reorder for EBCDIC.
8320 (ascebc, ebcasc): Unconditionally define.
8321 (i370_branch_dest, i370_branch_length): New functions.
8322 (i370_short_branch, i370_label_scan): New functions.
8323 (mvs_get_label): Renamed from mvs_add_label. Search for
8324 an existing label before creating a new one.
8325 (mvs_add_label): New function.
8326 (mvs_get_label_page): New function.
8327 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8328 over the entire list.
8329 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8330 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8331 (mvs_add_alias, mvs_need_alias): New functions.
8332 (mvs_get_alias, mvs_check_alias): New functions.
8333 (handle_pragma): New function.
8334 (mvs_function_check): New function.
8335 (unsigned_jump_follows_p): Search harder.
8336 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8337 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8338 * i370.h (TARGET_VERSION): Delete.
8339 (CPP_SPEC, CPP_PREDEFINES): Delete.
8340 (mvs_label_emitted): Delete.
8341 (TARGET_EBCDIC): Delete.
8342 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
8343 (HANDLE_PRAGMA): Define.
8344 (HARD_REGNO_NREGS): Handle complex modes.
8345 (HARD_REGNO_MODE_OK): Likewise.
8346 (CLASS_MAX_NREGS): Likewise.
8347 (RET_REG): Likewise.
8348 (EXTRA_CONSTRAINT): Define.
8349 (RETURN_IN_MEMORY): True for DImode.
8350 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
8351 (FUNCTION_PROFILER): Delete.
8352 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
8353 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
8354 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
8355 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
8356 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
8357 (ASM_FILE_START): Add "RMODE ANY".
8358 (ASM_OUTPUT_EXTERNAL): Check for aliases.
8359 (ASM_GLOBALIZE_LABEL): Likewise.
8360 (ASM_OUTPUT_LABELREF): Likewise.
8361 (ASM_OUTPUT_COMMON): Likewise.
8362 (PRINT_OPERAND): Handle 'K', 'W', default.
8363 (PRINT_OPERAND_ADDRESS): New.
8364 (Lots of defines): Add support for TARGET_ELF_ABI.
8365 * i370.md (attr length): New. Define for all patterns.
8366 (*): Lots of tweeks to assembly output and constraints.
8368 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
8370 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
8371 Disable patterns performing SImode comparisons with SImode values
8372 if TARGET_POWERPC64 and instruction does not sign-extend or does
8373 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
8374 differ for signed quantities.
8375 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
8376 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
8377 (decrement_and_branch_on_count): Add 64-bit variant.
8379 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8381 * final.c (output_asm_insn): When searching for the matching string
8382 for a given dialect, don't run past the end of the list of
8383 alternatives if there are fewer alternatives in the template than
8386 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
8388 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
8389 Removed paragraph about compression of files and size limitation,
8390 duplicated in the FAQ. Use gcc-patches for posting patches.
8391 * gcc.c (main): Updated URL with bug reporting instructions to
8392 gcc.gnu.org. Removed e-mail address.
8393 * system.h (abort): Likewise.
8395 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8397 * Makefile.in (stmp-multilib-sub): Make the files extracted
8398 from $(LIBGCC1) writable.
8400 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
8402 * config/arm/aout.h: Reformat for improved readability.
8404 * config/arm/arm.h: Reformat for improved readability.
8405 Replace uses of fprintf with asm_fprintf where appropriate.
8406 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
8407 function declaration assembler actions.
8408 (NUM_INTS): New macro: Convert from bytes to words.
8409 (NUM_REGS): New macro: Compute number of registers required to
8410 hold a quanitity of tyep MODE.
8411 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
8413 (NUM_ARG_REGS): New macro: The number of argument registers
8415 (ARG_REGISTER): New macro: Compute the register number of the Nth
8417 (LAST_ARG_REGNUM): New macro: The number of the last argument
8419 (SP_REGNUM): New macro: Register number of the stack pointer.
8420 (FP_REGNUM): New macro: Register number of the frame pointer.
8421 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
8422 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
8423 CUMULATIVE_ARGS so that it counts registers not bytes.
8425 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
8427 Replace uses of fprintf with asm_fprintf where appropriate.
8428 (output_ascii_pseudo_op): Replace with version from thumb.c
8430 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
8432 * config/arm/elf.h (CPP_PREDEFINES): Replace with
8434 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
8435 (ASM_FILE_START): Emit ASM_APP_OFF.
8437 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
8439 * pa.c (compute_frame_size): Round frame according to
8440 STACK_BOUNDARY rather than a hardwired value.
8442 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
8444 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
8446 * configure: Rebuilt.
8448 * configure.in (hppa*-*-linux*): New configuration.
8449 * configure: Rebuilt.
8450 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
8451 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
8452 * pa/pa-linux.h: New file.
8453 * pa/t-linux: New file.
8454 * pa/xm-linux.h: New file.
8456 * pa.c (hppa_legitimize_address): Change references from SImode to
8457 either Pmode or word_mode as appropriate.
8458 (emit_move_sequence, store_reg, load_reg): Likewise.
8459 (set_reg_plus_d, hppa_expand_prologue): Likewise.
8460 (output_mul_insn): Likewise.
8461 * pa.h (PROMOTE_MODE): Likewise.
8462 (INITIALZE_TRAMPOLINE): Likewise.
8463 (Pmode): Define to word_mode.
8465 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
8466 value of 4. Allocate 8 bytes for each FP register save.
8467 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
8469 (hppa_expand_prologue): Likewise.
8470 * pa.h (PROMOTE_MODE): Likewise.
8471 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
8472 (FUNCTION_ARG_BOUNDARY): Likewise.
8474 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
8476 * pa.c (out_of_line_prologue_epilogue): Delete.
8477 (override_options): Remove -mspace related code.
8478 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
8479 (compute_frame_size): Only allocate space for register that
8480 actually need to be saved.
8481 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
8482 (TARGET_SWITCHES): Remove -mspace, -mno-space
8483 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
8484 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
8485 * pa/ee.asm, pa/ee_fp.asm: Delete.
8487 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
8489 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
8490 directive in column zero.
8492 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
8494 * m68k.c (output_function_prologue): Fix computation of save mask
8495 when generating PIC code.
8497 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
8499 * tree.c (build_type_attribute_variant): Move current_obstack restore
8500 after build_qualified_type call.
8502 1999-07-15 Mark Mitchell <mark@codesourcery.com>
8504 * configure.in: Use t-iris6, even with GNU LD.
8505 * config/mips/iris6gld.h: Fix typo in linker spec.
8506 * config/mips/t-iris6gld: Remove.
8508 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
8510 * rs6000.md (insv, extzv): Remove SImode dependence in named
8511 patterns. Explicitly generate DImode RTL if PowerPC64 and
8513 (insvdi): Reverse start and size in instruction template.
8515 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
8517 * invoke.texi: Typo fixes.
8519 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
8521 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
8522 handle at this time instead of silently generating incorrect code.
8523 (gen_imagpart): Likewise.
8525 * reload.c (find_reloads): Emit a USE for a pseudo register without
8526 a hard register if we could not create an optional reload for the
8529 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8531 * c-typeck.c (output_init_element, process_init_element):
8532 When advancing constructor_unfilled_fields for a RECORD_TYPE,
8533 check for nameless bit fields.
8535 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
8537 * regclass.c (scan_one_insn): Notice subregs that change the
8538 size of their operand.
8539 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
8541 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
8543 * configure.in (alpha*-*-*): Include alpha/t-ieee.
8544 * configure: Rebuilt.
8545 * alpha/t-ieee: New file.
8547 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
8549 * rs6000.c (find_addr_reg): Do not select r0 as an address
8552 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
8554 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
8556 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
8558 * rs6000.md (movsf): Do not force easy FP constants into memory.
8560 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
8561 immed_double_const to ensure they are properly truncated then
8564 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8566 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
8567 always unless NO_DEBUG is used. Compile this code
8569 (replace_symbols_in_block): Compile it unconditionally.
8571 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
8573 * configure.in (i?86-*-elf*): New target.
8574 * configure: Rebuilt.
8575 * i386/i386elf.h, i386/t-i386elf: New files.
8577 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8579 * toplev.c (main): Don't complain about saying -gdwarf.
8580 (rest_of_compilation): Remove redundant code.
8582 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
8584 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
8586 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
8588 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
8589 "Li960R:", to avoid name clash.
8591 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8593 * loop.c (check_dbra_loop): When reversing a loop, delete all
8594 REG_EQUAL notes referencing the reversed biv except those which are
8595 for a giv based on it.
8597 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
8599 * version.c: Drop "gcc-" prefix from version #.
8601 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
8603 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
8604 the label if we're being verbose.
8606 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
8608 * m68k.c (output_function_prologue): Add pic register to mask
8609 if live and flag_pic.
8610 (output_function_epilogue): Likewise.
8612 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
8614 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
8615 directives in column zero.
8617 * pa/elf.h (ASM_FILE_START): Define.
8618 * pa/som.h (ASM_FILE_START): Include .level directives.
8619 * pa/hpux10.h (ASM_FILE_START): Delete.
8620 * pa/hpux11.h (ASM_FILE_START): Delete.
8622 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
8624 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8626 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
8627 when reload_out equals reload_in.
8629 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
8631 * invoke.texi (Spec Files): New node: Describe the contents of
8634 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
8636 * invoke.texi (DEC Alpha Options): Put @end table at
8637 beginning of line, to avoid confusing texi2html.
8639 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
8641 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
8642 introduced in previous delta.
8644 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8646 * reload1.c (gen_reload): When synthesizing a 3 operand add
8647 sequence, improve test for when to reload OP1 into the reload
8648 register instead of OP0.
8650 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
8652 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
8654 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
8656 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
8659 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
8661 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
8662 (va_dcl): Use __builtin_va_alist_t.
8664 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
8666 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
8667 on the permanent_obstack.
8668 * dwarfout.c (output_type): Likewise.
8670 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
8672 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8673 Merged from c-typeck.c and cp/typeck.c.
8674 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8675 Merged into c-common.
8677 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
8679 * c-lex.c (errorcount): Declare it.
8680 (finish_parse): Update errorcount when using CPPLIB.
8682 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
8684 * fixinc/inclhack.def(end_else_label): Double the backslash so
8685 sed gets a chance to see it.
8686 * fixinc/inclhack.sh: regen
8687 * fixinc/fixincl.x: regen
8689 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
8691 Add framework to support armv5 architecture when it becomes
8694 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
8695 (arm_arch5): New variable.
8696 (all_architectures): Add armv5 line.
8697 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
8698 -march=armv5 is specified on the command line.
8699 (arm_arch5): Export this variable.
8700 * invoke.texi: Document new string accepted by -march= switch for
8703 * config/arm/arm.h: Replace use of constant 12 as a register
8704 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8705 * config/arm/arm.c: Replace use of constant 12 as a register
8706 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8708 * config/arm/elf.h: Tidy up.
8709 * config/arm/coff.h: Tidy up.
8711 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
8713 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
8714 * gcc/config/mips/t-iris6gld: New file.
8715 * gcc/config/mips/iris6gld.h: Likewise.
8717 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
8719 * c-decl.c (widest_integer_literal_type_node,
8720 widest_unsigned_literal_type) : New.
8721 (init_decl_processing): Handle/use the two new types.
8722 * c-common.c (type_for_size,type_for_mode) : Same.
8723 * c-lex.c (yylex) : Same.
8724 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8726 * c-tree.h (widest_integer_literal_type_node,
8727 widest_unsigned_literal_type) : New.
8729 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
8731 * dwarfout.c (field_byte_offset): Correctly compute the object's
8732 byte offset for the first bit of a field which crosses an alignment
8733 boundary on a !BYTES_BIG_ENDIAN target.
8735 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
8737 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
8740 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
8741 Jeff Law <law@cygnus.com>
8743 * ginclude/varargs.h (va_dcl): Use word_mode for type of
8746 * except.c: Include intl.h.
8747 (expand_eh_return): Set current_function_cannot_inline.
8748 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
8749 * function.h (struct function): Add eh_return_stub_label.
8750 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
8751 * Makefile.in (except.o): Depend on intl.h.
8753 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
8755 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
8756 same as offsettable in cases 1 and 2.
8758 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
8760 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
8761 (extlh, extwh): Likewise.
8763 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
8765 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
8767 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
8769 * configure.in: Add arm-pe and thumb-pe targets.
8770 * configure: Regenerate.
8772 * thumb.c (arm_naked_function_p): New function: Determines if
8773 a function is naked (has no gcc generated prologue/epilogue).
8774 (is_called_in_ARM_mode): Return true if the func has the
8775 interfacearm attribute.
8776 (output_return): Do not generate a return for naked functions.
8777 (thumb_function_prologue): Do not generate a prologue for
8779 (thumb_expand_prologue): Do not generate a prologue for naked
8781 (thumb_expand_epilogue): Do not generate an epilogue for naked
8783 (arm_valid_machine_decl_attribute): New function, copied from
8784 arm.c: Permit naked and interfacearm attributes.
8786 * config/arm/pe.c: New file: Support code for arm-pe target.
8787 * config/arm/pe.h: New file: Header file for arm-pe target.
8788 * config/arm/tpe.h: New file: Header file for thumb-pe target.
8789 * config/arm/t-thumb-pe: New file: Makefile fragment for
8792 1999-07-01 Mark Kettenis <kettenis@gnu.org>
8794 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
8795 -fPIC or -fpic is specified.
8797 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
8799 * expr.c (emit_block_move): Use copy_to_mode_reg for
8800 !TARGET_MEM_FUNCTIONS case too.
8802 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
8804 * configure: Rebuilt.
8805 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
8806 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
8807 definitions made redundant by dbxelf.h inclusion. Delete
8808 lots of definitions related to assembly output that are
8809 specific to the SOM object format.
8810 * pa.c (output_function_prologue): Do not emit the function's
8812 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
8813 * pa-pro.h: Deleted.
8814 * som.h: New file with SOM specific definitions.
8815 * elf.h: New file with ELF specific definitions.
8817 * elfos.h (const_section): Output a tab before assembler directives.
8818 (ctors_section, dtors_section): Likewise.
8819 (ASM_OUTPUT_SECTION_NAME): Likewise.
8821 * pa/pa1.h: Delete unused file.
8823 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
8825 * configure.in (hppa*-hp-hpux11*): New configuration.
8826 * configure: Rebuilt.
8827 * pa/pa-hpux11.h: New file.
8828 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
8831 * mips.md (leasi, leadi): New patterns.
8833 * expr.c (emit_block_move): Properly handle case where one of the
8834 block move arguments has a queued increment or decrement.
8835 (clear_storage): Similarly. Fix formatting goof.
8837 1999-06-28 "David O'Brien" <obrien@NUXI.com>
8839 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
8840 semicolon from the BSD VA_LIST replacement expression.
8842 * fixinc/inclhack.sh: regen
8843 * fixinc/fixincl.x: regen
8845 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
8846 now use the fixincl program.
8848 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
8850 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
8851 case. Also make the PIC register call_used.
8853 * m68k.h (FINALIZE_PIC): Delete.
8854 * m68k.c (finalize_pic): Delete.
8856 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
8858 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
8861 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
8863 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
8865 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
8867 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
8869 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
8871 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
8873 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
8875 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
8877 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
8879 * rs6000.c (output_toc): Always use hex values for floating-point
8880 constants. Store single-precision values in upper-half of TOC
8881 entry in 64-bit mode.
8882 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
8883 to final constraints.
8884 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
8885 (fctiwz): Improve accuracy of RTL for pattern.
8887 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
8889 * expr.c (expand_expr): Allow RTL_EXPR's through the
8890 MAX_INTEGER_COMPUTATION_MODE checks.
8892 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
8894 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
8895 such that MASK_SUPPORT_ARCH is not negative.
8897 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
8899 * loop.c (verify_dominator): Properly handle ADDR_VEC and
8900 ADDR_DIFF_VEC insns that appear inside loops.
8902 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
8903 Jeff Law <law@cygnus.com>
8905 * rs6000.md (movdf_hardfloat32): Revert previous patch.
8906 Handle LO_SUM the same as offsettable in cases 1 and 2.
8907 * rs6000.c (find_addr_reg): Revert previous patch.
8909 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
8911 * system.h (strstr): New external function declaration.
8912 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
8913 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
8914 * config.in, configure: Rebuilt.
8916 1999-06-24 Tom Tromey <tromey@cygnus.com>
8918 * gcc.c (main): Read user-specified specs files after computing
8919 additional startfile_prefixes.
8921 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
8923 Revert these two patches:
8925 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8926 * loop.c (strength_reduce): When doing biv->giv conversion, update
8927 reg note of NEXT->insn.
8929 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8930 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8932 (recombine_givs): Set ix field after sorting.
8934 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8936 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
8937 for the parts of an UNSPEC / UNSPEC_VOLATILE.
8939 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
8941 *fixinc/inclhack.def: Add fix development commentary
8942 (read_ret_type): reactivate and add selection clause
8943 (zzz_*): tweak output file name to match what is used in hackshell.tpl
8944 *fixinc/{fixincl.x|inclhack.sh}: regen
8946 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
8948 * expr.c (expand_expr): STRIP_NOPS before checking against
8949 MAX_INTEGER_COMPUTATION_MODE
8950 (check_max_integer_computation_mode): Likewise.
8952 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
8954 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
8956 1999-06-22 Jim Wilson <wilson@cygnus.com>
8958 * expr.c (store_expr): When target is a promoted subreg, return a
8959 promoted subreg as a result.
8961 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
8963 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
8965 (dwarf2out_define): Mark unused parameters appropriately.
8966 (gen_unspecified_parameters_die): Ditto.
8967 (gen_subprogram_die): Fix signed/unsigned warnings.
8968 (gen_variable_die): Ditto.
8970 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
8972 * fixinc/inclhack.def(end_else_label): combined else_label
8973 and endif_label and fixed the sed expression.
8974 *fixinc/{fixincl.x|inclhack.sh}: regen
8976 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
8978 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
8979 'x' when handling non-offsettable addresses
8981 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
8983 * final.c (shorten_branches): Don't try to split an insn that has
8986 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
8988 * config/mips/mips.c (symbolic_expression_p): New function.
8989 (mips_select_rtx_section): Put symbolic expressions in the
8990 data section, not the read-only data section.
8992 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
8994 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
8996 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
8998 * collect2.c (main): Log frame table count.
8999 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
9000 (scan_prog_file) [COFF]: Handle frame tables.
9002 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
9003 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
9004 * alpha/elf.h: Undef them again.
9005 * alpha/vms.h: Remove their definitions.
9007 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9009 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
9010 remove the clobber of r0 and change the REG_UNUSED note to
9013 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
9015 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
9016 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
9017 fits in HOST_WIDE_INT and one uses union to access a long constant
9020 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
9022 * sparc.c (sparc_override_options): Don't allow profiling for
9023 code models other than medlow.
9024 (sparc_function_profiler): New function from old FUNCTION_PROFILER
9025 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
9026 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
9027 (sparc_block_profiler): Likewise.
9028 (sparc_function_block_profiler_exit): Likewise.
9029 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
9030 (FUNCTION_BLOCK_PROFILER): Likewise.
9031 (BLOCK_PROFILER): Likewise.
9032 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
9033 (MCOUNT_FUNCTION): New.
9034 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
9035 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
9036 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
9037 (MCOUNT_FUNCTION): New.
9038 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
9039 (BLOCK_PROFILER): Delete.
9040 (MCOUNT_FUNCTION): New.
9042 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
9044 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
9046 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9048 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9051 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9054 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9057 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9060 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
9062 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
9065 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
9067 * i386/djgpp.h (LIB_SPEC): New.
9068 (STARTFILE_SPEC): New.
9070 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
9072 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
9074 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
9077 * system.h (WSTOPSIG): New macro.
9079 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
9081 * c-pragma.c (push_alignment): Don't ignore alignments greater than
9083 (insert_pack_attributes): Take into account member natural
9086 * i386/winnt.c (exports_head): New static variable.
9087 (i386_pe_record_exported_symbol): New function.
9088 (i386_pe_asm_file_end): Use.
9089 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
9090 symbols to be emitted at end of assembly.
9091 (ASM_DECLARE_OBJECT_NAME): Likewise.
9092 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9094 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
9097 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
9099 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
9102 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
9104 * haifa-sched.c (sched_analyze_1): Use free_list instead of
9105 zapping reg_last_uses directly.
9106 (sched_analyze_2, sched_analyze_insn): Likewise.
9107 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
9109 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
9111 * rs6000.md (movdf_hardfloat32): Use worst case insn length
9112 attributes for cases 1 and 2.
9114 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
9116 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
9119 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
9121 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
9123 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9125 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9126 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9127 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9128 must be stacked if it is used for PIC accesses.
9129 * arm.c (use_return_insn): Handle PIC register specially.
9130 (output_return_instruction): Likewise.
9131 (output_func_{prologue,epilogue}): Likewise.
9132 (output_expand_prologue): Likewise.
9134 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9135 (*strsi_predec): Renamed from *strqi_predec.
9136 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9137 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9139 * arm.c (arm_override_options): Remove warning about PIC code
9140 not being supported.
9142 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9144 * rs6000.c (find_addr_reg): New function.
9145 * rs6000.h (find_addr_reg): Declare.
9146 (offsettable_addr_operand): Delete.
9147 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9148 from and stores to GPRs.
9150 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9152 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9153 gen_sequence as argument to emit_no_conflict_block.
9155 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9157 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9158 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9159 *fixinc/fixincl.x: regen
9160 *fixinc/inclhack.sh: regen
9162 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9164 * added support for -mpcrel (PC relative addressing for m68k)
9165 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9166 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9167 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9168 (comments for general_src_operand): Add some explanation
9169 about EXTRA_CONSTRAINTS.
9170 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9171 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9172 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9173 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9174 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9175 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9176 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9178 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9179 * m68k.h (TARGET_PCREL): New target flag.
9180 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9181 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9182 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9183 contains a SYMBOL_REF. Relax this constraint during reload, since
9184 we want to use the predicates, not reload's built-in concept of a
9185 valid memory address, to control what insns need reloading.
9186 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9187 operands (essentially 'g', 'm', and 's' under normal circumstances).
9188 * m68k.c (print_operand): Cause printing of pc-relative addresses
9189 to include pc register.
9190 (print_operand_address): Ditto.
9191 (general_src_operand): Accept operands that are not only
9192 general_operands, but are also valid when used as a pc-relative
9194 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9195 (memory_src_operand): Similar, for memory_operands.
9196 (pcrel_address): New predicate to accept the special case of a
9197 pc-relative address.
9198 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9199 QImode insns to accept *_src_operand instead of *_operand where
9200 pc-relative operands can fit. For example, a pc-relative operand
9201 can be used as a memory source operand for addsi3, but not as a
9203 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9205 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9207 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9208 .thumb_set pseudo op to mark aliases of thumb functions.
9210 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9212 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9213 preference to ASM_OUTPUT_DEF, if it is defined.
9215 * tm.texi: Document new, optional target macro
9216 ASM_OUTPUT_DEF_FROM_DECLS.
9218 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9220 * fixincludes: ISCNTL patch
9221 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9222 (dgux_int_varargs): new for DG/UX
9223 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9225 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9227 * invoke.texi (ia32 options): Fix typo.
9229 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9231 * loop.c (strength_reduce): When doing biv->giv conversion, update
9232 reg note of NEXT->insn.
9234 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9236 * loop.c (move_movables): Note issues with replacing REGs with
9238 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9240 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9242 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9244 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9245 the reference to `mcount' was not correct for the ELF on FreeBSD.
9247 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9249 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9252 (recombine_givs): Set ix field after sorting.
9254 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9256 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9257 to safe to extract a subword out of a REG.
9259 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9261 * sh.md (mulsi3): Don't add a no-op move at the end.
9263 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9265 * cse.c (cse_insn): Don't put hard register source into tables for
9266 the last insn of a libcall.
9268 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9270 * loop.c (strength_reduce): Insert sets of derived givs at every
9271 biv increment, even if it's the only one.
9273 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9275 * dwarfout.c (add_incomplete_type): New fn.
9276 (output_type): Call it.
9277 (retry_incomplete_types): New fn.
9278 (dwarfout_finish): Call it.
9280 From Eric Raskin <ehr@listworks.com>:
9281 (output_type): Output types for bases.
9283 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9285 * mips.c (mips_output_conditional_branch): Add `break'
9286 between `default' label and `close braces'.
9288 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9290 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9291 specifications and make it realistic.
9292 (LIB_SPEC): Likewise.
9294 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9296 * config/mips/mips.c (mips_secondary_reload_class): Check for
9297 (PLUS (SP) (REG)) and return appropriate register class.
9298 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9299 Handle (PLUS (SP) (REG)).
9300 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9301 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9302 of emit_insn for tablejump.
9304 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9306 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9307 asm_fprintf format string by itself.
9308 (output_function_profiler): Likewise.
9310 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9312 * combine.c (simplify_logical, case AND): Only call
9313 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9314 or the constant is positive.
9316 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9318 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9319 * configure: Regenerate.
9321 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9323 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9324 require a sub-version #.
9325 * configure: Rebuilt.
9327 1999-06-14 Robert Lipe (robertlipe@usa.net)
9329 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9331 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9333 * c-typeck.c (process_init_element): Detect excess elements in
9334 char array initializer.
9336 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9338 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9340 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9342 * invoke.texi (Option Summary): Add -fpermissive flag.
9344 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
9346 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
9347 that require PIC code sequences.
9349 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
9351 * configure.in: Add new target: thumb-elf.
9352 * configure: Regenerate.
9353 * config/arm/t-thumb-elf: New file: Makefile fragment for
9355 * config/arm/telf.h: New file: Header file for thumb-elf
9358 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
9360 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
9361 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
9362 initializers is some circumstances.
9364 * fixinc/inclhack.def (endif_label): Add additional selector for
9365 more bogus stuff after #endif statements.
9366 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9368 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
9370 * i386/cygwin.h (SET_ASM_OP): Define.
9372 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
9374 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
9376 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9378 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
9381 * sh.md (ic_invalidate_line_i): Remove second alternative.
9383 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9385 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
9386 test for the presence of valid prototypes. Delete bypass expr.
9387 (ioctl_fix_ctrl): Correct the selection expression.
9388 (no_double_slash): Correct quoting rules
9389 *fixinc/fixincl.x: regen
9390 *fixinc/inclhack.sh: regen
9392 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
9394 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
9396 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9398 * rs6000.md (movsi_got_internal_mem): Delete.
9399 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
9400 (GOT_TOC_REGNUM): Delete.
9401 (PIC_OFFSET_TABLE_REGNUM): Define.
9402 (FINALIZE_PIC): Disable.
9403 * rs6000.c (rs6000_got_register): New code for fixed pic register.
9404 (rs6000_replace_regno): Delete.
9405 (rs6000_finalize_pic): Likewise.
9406 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
9408 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9410 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
9411 is a note; use <= for the compare; advance P while it is
9414 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
9416 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
9417 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
9419 * varasm.c (remove_from_pending_weak_list): Verify t->name
9420 is non-NULL before passing it to strcmp.
9422 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9424 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
9425 the typed arguments are not part of a comment
9426 (ioctl_fix_ctrl): Added a purpose comment
9427 *fixinc/fixincl.x: regenerate
9428 *fixinc/inclhack.sh: regenerate
9430 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9432 * invoke.texi: Add C4x invocation docs.
9434 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9436 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
9438 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
9440 (c4x_legitimize_reload_address): New function.
9441 * config/c4x/c4x.md: Update docs.
9443 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
9445 * fixincludes: Avoid removing '.'.
9446 * fixinc/fixinc.svr4: Likewise.
9447 * fixinc/fixinc.winnt: Likewise.
9448 * fixinc/inclhack.tpl: Likewise.
9449 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
9451 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9453 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
9455 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
9457 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
9459 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
9462 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
9464 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
9465 * configure: Regenerate.
9467 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
9469 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
9472 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
9474 * fixinc/inclhack.def (avoid_bool): Also catch
9475 "typedef [unsigned] int bool".
9476 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9478 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
9479 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
9480 * configure: Rebuilt.
9482 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
9484 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
9485 such that we can override its definitions if necessary.
9486 (CPP_SPEC): New define. Support processor specific predefines via
9488 (CC1_SPEC): New define. Support processor specific compiler
9489 options via %(cc1_cpu).
9490 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
9493 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9495 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
9496 between sed's -e flag, and the open-quote following it.
9497 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9499 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
9500 Jeffrey A Law (law@cygnus.com)
9502 * varasm.c (assemble_start_function): Remove the function
9503 from the pending weak decls list when we define a function.
9504 (assemble_variable): Similarly for variables.
9505 (weak_finish): Ignore items on the list with a NULL name.
9506 (remove_from_ending_weak_list); New function to "remove" an item
9507 from the pending weak declarations list.
9509 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9511 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
9513 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
9515 * c-lex.c (GETC): Redefine to call getch.
9516 (UNGETC): Redefine to call put_back.
9517 (putback_buffer): New structure type.
9518 (putback): New static structure.
9519 (getch): New function.
9520 (put_back): New function.
9521 (yylex): Replace unused bytes from bad multibyte character.
9523 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
9525 * cpplib.c (do_define): Cast `alloca' return value.
9526 (do_include, do_undef, do_pragma): Likewise.
9527 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
9529 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
9530 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
9532 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
9534 * sparc.md (abstf2): This should be an expand.
9535 (split after abstf2_notv9): Fix mode.
9536 (abstf2_hq_v9): New pattern.
9537 (abstf2_v9): Only use when no hard quad.
9538 (absdf2_v9): Fix if target is not the same as source.
9539 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
9540 Add correct output constraints.
9542 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
9544 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
9545 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
9547 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
9549 * mips.h (mips_output_conditional_branch): New function.
9550 (mips_adjust_insn_length): Likewise.
9551 (ASSEMBLER_SCRATCH_REGNUM): New macro.
9552 (ADJUST_INSN_LENGTH): Likewise.
9553 * mips.c (print_operand): Add `F' and `W' for floating-point
9555 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
9557 (mips_adjust_insn_length): New function.
9558 (mips_output_conditional_branch): New function.
9559 * mips.md (length): Adjust attribute definition to handle
9560 conditional branches. Change lengths to bytes, rather than
9561 instructions throughout. Remove length attribute from
9562 instructions whose length is four bytes, and rely on the default
9564 (dslot): Fix typo in comment.
9565 Reword conditional branch patterns to use
9566 mips_output_conditional_branch.
9568 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9570 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
9571 (LIB_SPEC): Likewise.
9572 Link with -lprof1_r for -g/-pg.
9574 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9576 * loop.c (check_dbra_loop): Fix change of Jan 19.
9578 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
9580 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
9581 (STARTFILE_SPEC): Define, override the svr4.h version.
9582 (ENDFILE_SPEC): Likewise.
9584 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
9586 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
9587 * fixinc/fixincl.x: Regenerated.
9588 * fixinc/inclhack.sh: Regenerated.
9590 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9592 * sh.c (barrier_align): Don't return early for normal branch/barrier
9593 when optimizing for SH2.
9595 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
9597 * i386/udk.h (LINK_SPEC): Correct linker search path for
9600 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9602 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
9603 (braf_label_ref_operand): Delete.
9604 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
9605 * sh.md (casesi_jump_2): Operand1 is now the inside of a
9606 label_ref, and has no predicate.
9607 The patten has a predicate to guard against invalid substitutions.
9608 (dummy_jump): Delete.
9609 (casesi): Update use of casesi_jump_2.
9611 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9613 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
9614 *fixinc/fixincl.x: regenerate
9615 *fixinc/inclhack.sh: regenerate
9617 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
9619 * dwarf2out.c (add_incomplete_type): New fn.
9620 (gen_struct_or_union_type_die): Call it.
9621 (retry_incomplete_types): New fn.
9622 (dwarf2out_finish): Call it.
9624 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
9626 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
9627 current block starts with a CODE_LABEL and ends with a CALL and
9628 we can not find all the argument setup instructions for the CALL.
9630 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
9633 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9634 something is a candidate for optimize_bit_field_compare.
9636 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9638 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
9640 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
9642 * alpha.c (override_options): Thinko in last patch.
9644 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
9645 (LIB_SPEC): Recognize -pthread.
9647 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
9649 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
9650 definition in config/arm/coff.h
9651 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
9653 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9655 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
9656 fixes that need "file=xxx\n" prepended before invocation
9657 (start_fixer - new): starting the fixer process is complex enough
9658 to warrent its own routine. It prepends the "file=xxx\n" stuff.
9659 (process): uses the new routine; omit usage of putenv()
9660 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
9661 * fixinc/fixincl.x: regenerate
9663 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
9665 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
9666 and version #s (1.1 -> 2.96) as needed.
9667 * README.g77: Kill way out of date file in the toplevel directory.
9669 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
9671 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
9672 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
9673 * configure: Rebuilt.
9674 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
9675 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
9676 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
9677 (SWITCH_TAKES_ARG): Likewise.
9678 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
9679 * config/t-freebsd: Moved from config/i386/ so it can used for all
9682 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
9684 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
9686 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
9688 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
9689 * configure: Rebuilt.
9691 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
9693 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
9694 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
9695 * rs6000/rs6000.c (rs6000_file_start): Use putc.
9696 (rs6000_output_load_toc_table): Same.
9697 (output_prolog, output_mi_thunk): Same.
9698 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
9699 (ASM_GLOBALIZE_LABEL): Use putc.
9701 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
9703 * alpha.md (reload_*_help): New patterns and splitters.
9704 (reload_*): Use them.
9705 (mov[qh]i): Likewise.
9707 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
9709 * cccp.c (handle_directive): Handle backslash-newlines in quoted
9712 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
9714 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
9716 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
9718 * flow.c (mark_regs_live_at_end, insn_dead_p,
9719 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
9720 and HARD_FRAME_POINTER_REGNUM special treatment if reload
9721 hasn't run or the frame pointer is needed.
9722 * haifa-sched.c (attach_deaths): Likewise.
9723 * sched.c (attach_deaths): Likewise.
9725 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
9727 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
9728 calculate_can_reach_end returns nonzero.
9730 * configure.in (native gas tests): Search for an assembler in the
9731 same manner that the installed compiler will.
9732 * configure: Rebuilt.
9733 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
9735 * alias.c (find_base_term): Improve handling of addresses
9736 constructed from binary operations.
9738 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
9740 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
9742 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
9744 * function.h (cleanup_label, frame_offset): Declare.
9745 (tail_recursion_label, tail_recursion_reentry): Likewise.
9746 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9747 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
9748 (tail_recursion_label, tail_recursion_reentry): Likewise.
9749 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9751 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
9753 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
9755 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
9756 (MAX_OFILE_ALIGNMENT): Define.
9758 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
9760 * fixincl.c: Replace local include scheme with #includes of
9761 gansidecl.h and system.h.
9762 * procopen.c: Likewise.
9763 * server.c: Likewise.
9765 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
9767 * i386/t-dgux (EXTRA_PARTS): Add crti.o
9768 (crti.o): Add build rule and dependencies.
9769 * fixinc/fixinc.dgux: Use modified _int_varargs.h
9771 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9773 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
9774 (LIB_LINUX_SPEC): Likewise.
9775 (LIB_LINUX_SPEC): Add support for -pthread
9776 (CPP_OS_LINUX_SPEC): Likewise.
9777 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
9780 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
9782 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
9784 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
9785 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
9786 for IEEE math and CC_FCOMI.
9787 (put_jump_code): No IEEE if CC_FCOMI is set.
9789 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9791 * fold-const.c (fold_truthop): Make the field reference unsigned
9792 when converting a single bit compare.
9794 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9796 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
9798 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
9800 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
9801 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
9804 * reload.c (push_reload): Do not call remove_address_replacements
9805 when presented with identical optional reloads.
9807 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
9809 * alpha.h (MASK_FIX, TARGET_FIX): New.
9810 (MASK_*): Reorganize constants.
9811 (CPP_AM_FIX_SPEC): New.
9812 (TARGET_SWITCHES): Add FIX.
9813 (EXTRA_SPECS): Likewise.
9814 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
9815 (SECONDARY_MEMORY_NEEDED): Likewise.
9816 (REGISTER_MOVE_COST): Likewise.
9817 * alpha.c (override_options): Add FIX support. Always use
9818 ALPHA_TP_PROG for ev6.
9819 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
9820 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
9821 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
9823 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
9825 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9826 something is a candidate for optimize_bit_field_compare.
9828 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
9830 * gcc.texi (Passes): Document branch-shortening.
9831 * invoke.texi (Debugging Options): Document the fact that `-dp'
9832 outputs length information for instructions.
9834 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
9836 * flow.c: Revert previous delta.
9838 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
9840 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
9841 FRAME_POINTER_REGNUM.
9842 (mark_set_1): Ditto.
9843 (mark_used_regs): Ditto.
9845 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
9847 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
9848 (GOT_PCREL): New macro. Define to 1 if not already defined.
9849 * arm/elf.h (GOT_PCREL): Define to 0.
9850 * arm.c (arm_finalize_pic): Take into account the setting of
9853 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
9855 * output.h (STRIP_NAME_ENCODING): Provide default definition.
9856 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
9858 * flow.c (mark_set_1): Do not record BLKmode stores as dead
9859 store elimination candidates.
9861 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
9863 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
9866 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
9868 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
9869 Add use of x-aix41-gld.
9871 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
9873 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
9874 (ASM_OUTPUT_DESTRUCTOR): Define.
9876 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
9878 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
9879 last CODE_LABEL in a loop if we have previously passed a jump
9880 to the top of the loop.
9882 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
9884 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
9885 applying Philip's patch.
9887 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
9889 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
9892 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
9894 * loop.c (strength_reduce): Grow reg_single_usage as needed.
9896 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
9898 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
9899 Also remove a useless comment.
9901 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9903 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
9905 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
9907 * collect2.c (main): Only generate import or export file and add
9908 to link arguments if non-empty. Use xmalloc not alloca.
9909 (write_{export,import}_file): Delete.
9910 (write_aix_file): New function.
9911 (locatelib): Use xmalloc not malloc.
9912 (GCC_OK_SYMBOL): Do not check type if aix64.
9914 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
9916 Based on patch by Scott Bambrough and Pat Beirne:
9917 * config/arm/arm.c (making_const_table): New variable.
9918 * config/arm/arm.h (making_const_table): Declare.
9919 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
9921 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
9922 Keep track of when we are building the constant table.
9924 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
9926 * config/arm/arm.c (arm_override_options): Fix erroneous warning
9929 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
9931 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
9934 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
9936 * tm.texi (FUNCTION_ARG): Correct description of a stack element
9939 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
9941 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
9943 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9945 * rs6000.c (output_mi_thunk): Enable full support again.
9947 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9949 * sh.h (BRANCH_COST): Define.
9951 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
9953 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
9955 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
9957 * function.c (assign_stack_local): Align stack slot propertly.
9958 (assign_outer_stack_local): Likewise.
9960 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
9962 * expr.h (lang_expand_constant): Declare.
9963 * toplev.c (lang_expand_constant): Define it.
9964 * varasm.c (output_constant): Use it.
9966 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9968 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
9969 Change function definitions to K&R style.
9971 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9973 * fixinc/fixincl.c: We must not ignore SIGCLD now.
9975 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
9977 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
9978 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
9979 (several places): omit static initialization
9980 (process): use single fd, since only the read fd is used
9981 * fixinc/gnu-regex.c: define 'const' away, if not supported
9982 * fixinc/procopen.c(several places): omit static initialization
9983 * fixinc/server.c: define 'volitile' away, if not supported
9985 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9987 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
9988 asm_fprintf and %L to generate the label name.
9989 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
9990 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
9992 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
9994 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
9995 insn for a conditional jump can not be found.
9997 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
9999 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
10000 on variables in specific sections other than .sbss and .sdata.
10002 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
10004 * stmt.c (expand_return): Call start_cleanup_deferral and
10005 end_cleanup_deferral around conditional code.
10007 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10009 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
10010 filename lists. Utilizes new "krstr" AutoGen function.
10011 * fixinc/fixincl.x: Rebuilt.
10013 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
10015 * i386.c (output_float_compare): Avoid GNU-C extensions.
10017 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
10019 * version.c: Bump to distinguish mainline tree from the
10022 See ChangeLog.1 for earlier changes.
10025 add-log-time-format: current-time-string