1 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
3 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
4 a single load-address pattern.
6 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
8 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
9 depending on whether or not line-number notes are present.
11 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13 * cccp.c (progname, file_buf, default_include, include_file,
14 macrodef, definition, hashval, wchar_type, user_label_prefix,
15 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
16 expand_to_temp_buffer, is_system_include, base_name,
17 absolute_filename, read_name_map, open_include_file,
18 record_control_macro, check_precompiled, check_preconditions,
19 pcfinclude, pass_thru_directive, create_definition,
20 check_macro_name, comp_def_part, collect_expansion,
21 check_assertion, read_token_list, assertion_install,
22 assertion_lookup, eval_if_expression, conditional_skip,
23 validate_else, skip_quoted_string, quote_string, macarg1,
24 error_from_errno, install, lookup, hashf, dump_defn_1,
25 perror_with_name, pfatal_with_name, main, trigraph_pcp,
26 check_white_space, rescan, handle_directive, monthnames,
27 special_symbol, do_include, remap_include_file, write_output,
28 arglist, do_assert, do_unassert, do_line, do_error, do_once,
29 do_ident, do_sccs, do_xifdef, skip_if_group,
30 output_line_directive, macroexpand, macarg, change_newlines,
31 initialize_builtins, make_definition): Constify a char*.
33 * pcp.h (stringdef): Likewise.
35 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
37 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
40 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
41 Richard Henderson <rth@cygnus.com>
43 * alias.c: Include ggc.h.
44 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
45 (record_set): Verify enough room in reg_base_value.
46 (init_alias_analysis): Allocate reg_base_value with xcalloc.
47 Register it as a GC root.
48 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
49 * Makefile.in (alias.o): Depend on ggc.h.
51 * unroll.c (unroll_loop): Verify the insn before a barrier
52 is a JUMP_INSN before checking JUMP_LABEL.
54 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
57 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
58 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
59 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
60 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
61 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
63 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
65 * output.h (ctors_section, dtors_section, bss_section): Prototype.
67 * alpha/alpha-interix.h (text_section): Delete prototype.
68 * alpha/elf.h (text_section): Likewise.
69 * arm/linux-elf.h (text_section): Likewise.
70 * arm/linux-telf.h (text_section): Likewise.
71 * c4x/c4x.h (text_section): Likewise.
72 * dsp16xx/dsp16xx.h (bss_section): Likewise.
73 * elfos.h (text_section): Likewise.
74 * i386/aix386ng.h (text_section): Likewise.
75 * i386/i386-interix.h (text_section): Likewise.
76 * i386/sco5.h (text_section): Likewise.
77 * i386/svr3gas.h (text_section): Likewise.
78 * nextstep.h (text_section): Likewise.
79 * psos.h (text_section): Likewise.
80 * ptx4.h (text_section): Likewise.
81 * svr3.h (text_section): Likewise.
82 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
84 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
86 * final.c (peephole): Delete prototype.
88 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
89 (pre_insert_copies): Remove unused variable `bb'.
91 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
94 * output.h (peephole): Add prototype.
96 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
98 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
101 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
103 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
104 for inlined declarations.
106 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
108 * arm.c (logical_binary_operator): New fucntion.
109 * arm.h (logical_binary_operator): Declare it.
110 (PREDICATE_CODES): Handle logical_binary_operator.
111 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
112 output constraints. Add appropriate splitters.
113 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
114 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
115 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
117 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
119 * genoutput.c (struct operand_data): New elt eliminable.
120 (output_operand_data): Write it.
121 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
122 (compare_operands): Take it into account.
123 * recog.h (struct insn_operand_data): New elt eliminable.
124 * reload1.c (check_eliminable_occurrences, elimination_effects): New
126 (old_asm_operands_vec, new_asm_operands_vec): Delete.
127 (eliminate_regs): Move code that detects changes to elimination
128 target regs into new function elimination_effects.
129 Delete one #if 0 block.
130 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
131 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
132 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
133 Only call eliminate_regs for real operands of the insn, not for parts
134 of its structure or parts matched by things like match_operator.
135 Use elimination_effects and check_eliminable_occurrences. Use
136 copy_insn to duplicate the pattern when not in the final pass.
138 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
140 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
143 1999-10-22 Bruce Korb <autogen@linuxbox.com>
145 * fixinc/README: document the "mach" machine matching test
146 * fixinc/fixfixes.c: Implement the #else/#endif label fix
147 * fixinc/fixtests.c: Implement the #else/#endif label test
148 * fixinc/inclhack.def: utilize these tests and fixes
149 * fixinc/inclhack.sh: regen
150 * fixinc/fixincl.x: regen
151 * fixinc/fixincl.sh: regen
153 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
155 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
158 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
160 * gcc.1: Document exit codes.
162 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
164 * calls.c: Include tm_p.h later, so everything we need is defined.
166 * function.c: Likewise.
168 * except.c: Include tm_p.h.
171 (dwarf2out_cfi_label): Don't prototype.
172 (check_return_regs, epilogue_renumber,
173 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
174 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
175 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
176 ultra_schedule_insn): Add static prototype.
177 (data_segment_operand, text_segment_operand): Call itself with the
178 proper number of arguments.
179 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
181 * sparc.h: Move all declarations to sparc-protos.h.
182 (SELECT_RTX_SECTION): Pass a missing MODE argument to
185 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
187 * config/svr4.h (text_section, ctors_section, dtors_section): Add
189 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
190 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
191 ASM_OUTPUT_ASCII): Constify a char*.
193 * sparc-protos.h: New file for sparc prototypes.
195 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
197 * function.c (record_insns, contains): Always declare and define.
198 (record_insns): Mark with ATTRIBUTE_UNUSED.
200 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
202 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
203 to .section when outputting a .bss section to deal with multiple
204 .bss input sections (as happens with -fdata-sections)
205 Also output %progbits, not @progbits so the assembler doesn't treat as
207 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
209 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
210 thumb parts even when building with non-thumb CPUs, by forcing
213 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
215 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
216 (movdf_const_intreg_sp64): Similarly.
218 * local-alloc.c (update_equiv_regs): Check the correct insn
219 for pre-existing REG_EQUIV notes.
221 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
223 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
224 block reached by a branch if we're not going to actually process
227 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
229 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
230 a local extern function declaration.
232 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
234 * i386.c (ix86_expand_prologue): Properly wrap USE around
235 reg for CALL_INSN_FUNCTION_USAGE.
237 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
239 * config/mips/mips.md (movdf_internal1a): Allow floating-point
240 move between GP_REGs.
242 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
244 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
245 the mode size when finding out if an offset is legal.
247 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
249 * basic-block.h (PROP_*): Move constants from ...
251 (compute_bb_for_insn): Free the array before reallocating.
252 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
253 (allocate_reg_life_data): Reset all reg variables collected by
255 (get_block_head_tail): Don't convert from bb to block.
256 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
257 (find_insn_reg_weight): Take block not bb.
258 (schedule_block): Don't set block num for moved insns.
259 (schedule_region): Don't update_life_info or find_insn_reg_weight.
260 (schedule_insns): Do it here instead.
261 * combine.c (combine_instructions): Invoke compute_bb_for_insn
262 before update_life_info.
263 * recog.c (split_all_insns, peephole2_optimize): Update for
264 new arg to update_life_info.
265 * rtlanal.c (remove_note): Cope with NULL note.
266 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
269 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
271 * jump.c (jump_optimize_1): More accurately detect casesi insns.
273 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
274 block records so that merge_blocks_nomove will clean up correctly.
275 (split_edge): Handle casesi insns.
277 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
279 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
281 * pa.md (call, call_value): Do not emit a blockage after restoring
284 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
286 * c-typeck.c (c_expand_asm_operands): Fix typo.
288 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
290 * arm.c (fpu_rhs_operand): Verify modes.
291 (fpu_add_operand): Likewise.
292 (di_operand): Likewise.
293 (soft_df_operand): Likewise.
295 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
297 * arm.c (arm_return_in_memory): APCS rules state that the elements
298 of a structure returned in a register must be 'integer-like'.
300 1999-10-19 Bruce Korb <autogen@linuxbox.com>
302 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
303 in the source tree when the generated targets are out of date
304 * fixinc/genfixes: Alter it to run individual fixes for make.
305 * fixinc/README: rewrite
306 * fixinc/inclhack.def: moved initial comments to README
308 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
310 * toplev.c (main): Do not generate an error message if an
311 unrecognised command line switch is recognisable by another
312 language. If extra_warnings are enabled, then generate a
313 warning message instead.
315 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
317 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
318 (insert_pack_attributes): Delete prototype.
320 * c-pragma.c (default_alignment): New static variable.
321 (push_alignment): Initialize to current effective alignment.
322 (pop_alignment): Use to set new alignment.
323 (insert_pack_attributes): Delete function.
324 (handle_pragma_token): Set default_alignment as well each time
325 a #pragma pack(<n>) is encountered.
327 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
329 * reg-stack.c (stack_result): Aggregates are not returned in
332 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
334 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
336 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
338 * basic-block.h (set_block_num): Declare.
339 * flow.c (update_life_info): Don't call compute_bb_for_insn
340 or free_basic_block_vars.
341 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
342 (insn_orig_block): Remove.
343 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
344 (schedule_block): Keep BLOCK_NUM up-to-date.
345 (schedule_insns): Use compute_bb_for_insn.
346 * recog.c (split_all_insns): Likewise.
347 (peephole2_optimize): Likewise.
349 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
351 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
352 if the pic register is used.
354 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
356 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
357 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
358 if that tests TREE_PERMANENT.
360 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
362 * cse.c (invalidate_for_call): Do not remove memory references from
363 the table here. It's handled elsewhere.
365 * haifa-sched.c (add_dependence): Protect references to the
366 true dependency cache with #ifdef INSN_SCHEDULING.
367 (remove_dependence): Similarly.
369 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
370 to the cfg code that this is a return instruction.
371 * mn10300.md (return_internal): Similarly.
373 * combine.c (get_last_value): If the last set of a register
374 is after subst_low_cuid, then we can not use it to determine
375 the register's last value.
377 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
379 * Makefile.in: Back out previous change.
381 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
383 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
385 * haifa-sched.c (add_dependence): Only check/update the cache
387 (remove_dependence): Likewise.
388 (schedule_insns): Only create the true_dependency_cache if the
389 average number of instructions in a basic block is very large.
391 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
393 * Makefile.in (ggc-common.o): Depend on genrtl.h.
394 (ggc-simple.o): Likewise.
395 (ggc-page.o): Likewise.
397 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
399 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
400 Prototype for exported functions.
401 (pre_lcm, pre_rev_lcm): Remove prototypes.
402 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
403 (compute_available): Move to lcm.c, and change parameter order.
404 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
405 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
406 (gcse_main): No longer call compute_preds_succs. Rebuild the
407 set table after reach pre pass.
408 (pre_insert_map, pre_delete_map, edge_list): New.
409 (alloc_pre_mem): Allocate edge vectors.
410 (free_pre_mem): Delete edge vectors.
411 (compute_pre_data): Call new edge based lcm routines.
412 (process_insert_insn): New function.
413 (insert_insn_end_bb): Use it.
414 (pre_edge_insert): New function.
415 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
417 (pre_insert_copies): Revamp using new edge based lcm outputs.
418 (pre_delete): Likewise.
419 (one_pre_gcse_pass): Insert & remove fake edges to the exit
421 (compute_code_hoist_vbeinout): New new edge based routines.
422 * lcm.c: Remove all the old LCM functions. Replace with new ones
423 that work with the new cfg datastructures and work with edges
426 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
428 * reload.h (struct reload): Add new fields "mode" and "nregs".
429 * reload1.c: Change all occurrences of reload_mode and reload_nregs
430 to reference the "mode" and "nregs" field within struct reload.
432 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
434 * haifa-sched.c (true_dependency_cache): New.
435 (add_dependence): Use the true dependency cache to avoid expensive
436 walks down the LOG_LINKS dependency list. Add entries to the
438 (remove_dependence): Remove entries from the true dependency cache
440 (schedule_insns): Allocate and initialize and free the true
443 * haifa-sched.c (schedule_insns): Do not remove inter-block
444 dependencies anymore.
446 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
448 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
449 * i386/t-winnt: Likewise.
451 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
453 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
455 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
457 * Makefile.in (LANGUAGES): Omit "proto".
458 (clean): Remove stale comment about removing unprotoize.c.
460 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
462 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
463 using arithmetic on void pointers.
465 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
467 * haifa-sched.c (compute_block_forward_dependencies): Only check
468 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
470 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
472 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
473 (expr_equiv_p): Reject memories with different alias sets.
475 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
477 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
478 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
479 (f_options): Add "bounded-pointers" and "bounds-check" entries.
480 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
481 (lang_init): Set default for flag_bounds_check if still "unspecified".
483 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
485 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
487 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
489 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
492 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
494 * config/c4x/c4x.md (*db_noclobber,
495 *decrement_and_branch_until_zero_noclobber): New patterns and
496 associated splitters.
498 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
500 * config/c4x/c4x.md (parallel instruction patterns): Rework
501 constraints to keep reload happy.
503 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
505 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
506 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
507 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
508 Add new patterns and associated post-reload splitters.
510 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
512 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
514 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
516 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
518 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
520 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
522 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
525 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
527 * pa.c (move_operand): Rely on memory_address_p to determine the
528 validity of non-indexed memory addresses.
529 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
530 operand in DFmode and SFmode when generating PA2.0 code.
532 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
534 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
536 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
538 * mips.c (function_prologue): Fix argument types.
539 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
540 (casesi_internal): Write to the scratch register.
542 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
544 * cppexp.c (cpp_parse_escape): Make static. Change second arg
546 (parse_charconst): Delete unnecessary cast when calling
548 (cpplib.h): Kill prototype of cpp_parse_escape.
550 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
552 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
553 * unroll.c (unroll_loop): Cast return value of alloca.
554 * i370/i370.c: Include function.h and toplev.h.
555 (i370_label_scan): Remove c++ commented abort.
556 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
557 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
558 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
559 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
561 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
563 * config/t-freebsd: Do not override USER_H.
564 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
566 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
567 Mumit Khan <khan@xraylith.wisc.edu>
569 * c-parse.in (component_decl): Support anonymous struct/union.
571 * c-parse.y: Regenerate.
572 * c-parse.c: Likewise.
573 * objc/objc-parse.y: Likewise.
574 * objc/objc-parse.c: Likewise.
575 * c-decl.c (finish_struct): Don't sort the fields.
576 (field_decl_cmp): Delete unused function.
578 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
580 * sparc.md (movsf_const_intreg): Revert last constraint change.
581 (movdf_const_intreg_sp32): Likewise.
583 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
585 * cse.c: Include hashtab.h instead of splay-tree.h
586 (struct cse_reg_info): No longer use variant union. Add new
587 field "regno". All references changed to avoid union.
588 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
589 (free_cse_reg_info): Remove.
590 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
591 (get_cse_reg_info): Revamp to use expandable hash tables instead
592 of splay trees. Initialize new fields in cse_reg_info structure.
593 (new_basic_block): Similarly.
595 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
597 * genrecog.c (message_with_line): Prototype.
598 (validate_pattern): Pass along the set for the dest, not a flag.
599 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
600 Check for PC/CC0 as sources.
601 (nodes_identical): Check for children position match before
602 allowing the combination.
604 * rtl.c (read_rtx): Track line number across \\\n.
606 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
608 * mips.h (SPECIAL_MODE_PREDICATES): New.
609 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
610 (movdi+1, movsi+1): Add output reload constraint.
611 (casesi_internal): Likewise. Fix commentary.
612 (return_internal): Use pmode_register_operand.
614 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
616 * 1750a.md (movstrqi): Add missing output reload constraint.
617 (call_value): Likewise.
618 * a29k.md (cpxxx patterns): Add missing match_operator mode.
619 (jmpfdec): Add missing inout reload constraint.
620 * elxsi.md (addsi patterns): Add missing output reload constraint.
621 (move from sp): Use @ alternates.
622 (call_value): No constraint on output.
623 * fr30.md (movsi_pop): Add missing output reload constraint.
624 (movsf_constant_store): Likewise.
625 (splits): Remove constraints.
626 (subsi3): Add missing mode.
627 * i370.md (cmpstrsi+1): Add missing output reload constraint.
628 (call_value): Likewise.
629 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
630 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
631 * m32r.md (movsicc_internal): Add output reload constraint.
632 (movstrsi_internal): Add inout reload constraints.
633 * m88k.h (reg_names): Don't declare.
634 (SPECIAL_MODE_PREDICATES): New.
635 * m88k.md (*): Use register_operand not reg_or_0_operand
637 * mn10200.h (PREDICATE_CODES): New.
638 * ns32k.md (ffs pattern): Add output reload constraint.
639 * pdp11.md (sob pattern): Add inout reload constraint.
640 * sh.md (splits): Remove constraints.
641 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
642 * v850.md (pattern_is_ok_for_epilogue): Likewise.
643 * vax.md (jgequ pattern): Add inout reload constraint.
645 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
647 * configure.in (djgpp): Revert previous patch.
649 * config/i386/djgpp.h: Revert previous patch.
651 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
653 * fixinc/inclhack.def: Restore patch lost during last merge of
654 "no_bogosity" branch.
655 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
657 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
659 * fixincludes: Add a HPUX 11 fix for inttypes.h.
660 * fixinc/inclhack.def: Same.
661 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
663 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
665 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
666 as the base of a PLUS.
668 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
670 * config/c4x/c4x.md: Define mode for remaining unspec operators.
671 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
673 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
675 * pa.md (post_stw+1): Use pmode_register_operand.
676 (dcacheflush, icacheflush): Likewise.
678 * i386.md (movstricthi_1): Allow r/r.
680 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
682 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
683 to (not (and (arg0) (arg1))). Similary for and.
685 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
686 falltrought to assocate code.
687 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
690 * combine.c (simplify_logical): Convert XOR to IOR if operands have
691 no bits in common; remove XOR to ROTATE conversion.
693 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
695 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
697 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
699 * config/c4x/c4x.c (dst_operand): New.
700 (PREDICATE_CODES): Update.
701 * config/c4x/c4x.h (dst_operand): Declare it.
702 * config/c4x/c4x.md: Define mode for each unspec usage.
703 (move patterns): Use dst_operand predicate instead of src_operand.
704 (movqi_update, movqf_update): Delete.
706 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
708 * recog.c (pmode_register_operand): New.
709 * recog.h: Declare it.
710 * genrecog.c (pred_codes): Likewise.
711 (special_mode_pred_table): Likewise.
712 (validate_pattern): Don't warn no mode for address_operand.
714 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
715 if the operand is not insn-like.
717 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
718 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
720 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
722 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
724 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
725 instead of general_operand in a SET_DEST. Use const_double_operand
726 instead of an explicit test against CONST_DOUBLE.
727 (movsf_const_lo): Add missing register mode.
728 (goto_handler_and_restore): Add auxiliary test for Pmode.
729 (flush): Adjust to use address_operand.
730 (return_sf_no_fpu): Add missing output constraint.
732 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
734 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
735 for call return value.
736 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
738 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
740 * toplev.c (main): Only warn about options for other languages.
741 * collect2.c (main): Pass -w to sub-gcc.
743 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
745 * flow.c (propagate_block): Add call-clobbered registers to
748 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
749 zapping mem_set_list.
750 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
751 (mark_set_1, mark_used_regs): Likewise.
753 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
755 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
757 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
759 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
760 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
761 options. Also add a new item "C-only Warning Options" to the
764 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
766 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
769 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
771 * i386.md (call value patterns): Move to the end of the file.
772 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
774 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
776 * configure.in (djgpp configuration): Define extra_objects..
777 * configure: Rebuilt.
778 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
779 (DTORS_SECTION_ASM_OP): Define.
780 (INIT_SECTION_ASM_OP): Define.
781 (FINI_SECTION_ASM_OP): Define.
782 (DATA_SECTION_ASM_OP): Define.
783 (TEXT_SECTION_ASM_OP): Define.
784 (EH_FRAME_SECTION_ASM_OP): Define.
785 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
786 (STARTFILE_SPEC): Add crtbegin.o.
787 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
788 to here from LINK_COMMAND_SPEC.
789 (DO_GLOBAL_CTORS_BODY): Define.
790 (CRTSTUFF_USE_FINI_SECTION): Define
791 (HAS_INIT_SECTION): Delete.
793 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
795 * Makefile.in (all.cross): Depend on xcpp$(exeext).
797 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
799 * pa.h (PREDICATE_CODES): New.
801 * genrecog.c (validate_pattern): Condense the destination
804 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
806 * alpha.md (call-1): Supply missing mode for operator.
807 (*): Add missing output reload constraints. Remove constraints
810 * i386.h (SPECIAL_MODE_PREDICATES): New.
811 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
812 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
813 (addsi_lea_3): Add missing mode for op 3.
814 (prologue_set_got, prologue_get_pc): Add missing modes.
815 (*) Add missing output reload constraints.
817 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
819 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
820 check for member bit-size overflow and use var_size if it occurs.
821 (layout_record): Use bitsize_int() to define the type size in bits.
822 Likewise for computation and assignment to DECL_FIELD_BITPOS.
823 (layout_decl): Likewise when assigning to DECL_SIZE.
825 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
827 * genrecog.c (validate_pattern): Typo last change. Verify
828 that output operands have output reloads.
830 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
832 * genrecog.c (special_mode_pred_table): New.
833 (NUM_SPECIAL_MODE_PREDS): New.
835 (validate_pattern): New argument `insn'. Warn for assignment to
836 any predicate accepting non-lvalues. Conditionaly warn for
837 match_operand without a mode. Try much harder to match source
838 and destination modes on a set.
839 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
841 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
843 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
845 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
847 * combine.c (simplify_logical): Recognize xor pattern that encodes
850 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
852 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
855 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
857 * ggc-page.c (MAP_FAILED): Provide default.
859 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
861 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
862 * sparc.h (PREDICATE_CODES): Update.
864 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
866 * alpha.c (some_ni_operand): New.
867 * alpha-protos.h: Declare it.
868 * alpha.h (PREDICATE_CODES): Update.
869 * alpha.md (sXaddq reload insns): Use some_ni_operand
870 for SET_DEST instead of some_operand.
872 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
873 Jim Wilson <wilson@cygnus.com>
875 * genrecog.c (maybe_both_true_2): Don't compare modes of
877 (process_tree): Elide peephole2_insns. Invoke simplify_tests
878 after find_afterward.
879 (debug_decision_1): Dump next and afterward codes.
881 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
883 * rtl.c (dump_and_abort): Remove.
884 (fatal_with_file_and_line): New.
885 (fatal_expected_char): New.
886 (read_rtx_lineno, read_rtx_filename): New.
887 (read_skip_spaces): Track line number.
888 (read_name): Use fatal_with_file_and_line.
889 (read_rtx): Use fatal_expected_char. Track line number.
890 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
892 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
893 if it isn't a CODE_LABEL.
895 * genattr.c (main): Set read_rtx_filename.
896 * genattrtab.c (main): Likewise.
897 * gencodes.c (main): Likewise.
898 * genconfig.c (main): Likewise.
899 * genemit.c (main): Likewise.
900 * genextract.c (main): Likewise.
901 * genflags.c (main): Likewise.
902 * genopinit.c (main): Likewise.
903 * genoutput.c (main): Likewise.
904 * genpeep.c (main): Likewise.
906 * genrecog.c (decision_test.u.insn): Add `lineno'.
907 (pattern_lineno, error_count): New variables.
908 (message_with_line): New.
909 (add_to_sequence): Break out checking code to ...
910 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
911 (merge_insn): Use message_with_line.
912 (make_insn_sequence): Use validate_pattern. Record insn lineno.
913 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
915 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
917 * expr.c (store_constructor): Clear union if constructor is empty.
919 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
921 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
922 Add !endian checks. Change %{...} to %(...).
924 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
926 * i386.md (*addsi3_cc): Renamed from addcsi3.
927 (*addsi3_carry): Renamed from addxsi3.
928 (*subsi3_cc): Renamed from subcsi3.
929 (*subsi3_carry): Renamed from subxsi3.
930 (*xorqi_cc_1): Renamed from xorcqi_1.
931 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
932 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
934 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
936 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
937 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
939 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
941 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
942 climb up the chain of insns.
944 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
946 * genrecog.c (write_subroutine): Careful for null trees.
947 (process_tree): Don't elide empty functions.
949 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
951 * Makefile.in (genrtl.o): Depend on ggc.h.
952 * configure.in (valloc): Probe for it.
953 (with-gc): Use ggc-page if valloc present.
954 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
955 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
956 (ggc_alloc_string): Moved from ggc-page.c.
957 * ggc-none.c (ggc_alloc_obj): New.
958 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
959 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
960 (struct globals): Likewise for dev_zero_fd.
961 (init_ggc): Likewise for it's initialization.
962 (ggc_allocated_p): Move careful dereference from ...
963 (ggc_lookup_page_table): ... here. Delete.
964 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
965 (alloc_anon): Use valloc if no mmap.
966 (release_pages): Use free if using valloc.
967 (ggc_alloc_obj): Renamed from alloc_obj.
968 (ggc_set_mark): Renamed from mark_obj.
969 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
970 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
971 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
972 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
973 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
974 (ggc_collect): Use fp printing instead of our own rounding.
975 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
976 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
977 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
978 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
979 (struct ggc_string, struct ggc_any): Delete.
980 (offsetof): Provide default definition.
981 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
983 (struct ggc_mem): New, from corpse of ggc_any.
984 (struct ggc_status): Delete.
985 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
986 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
987 (n_strings_collected, n_anys_collected): Delete.
988 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
989 (ggc_alloc_string, ggc_alloc): Delete.
990 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
991 (ggc_free_string, ggc_free_any): Delete.
992 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
993 (ggc_compare_addresses, ggc_mark_string): Delete.
994 (ggc_mark_string_if_gcable, ggc_mark): Delete.
995 (search_data): Delete.
996 (struct globals): New.
997 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
998 (tree_insert, tree_lookup): New.
999 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
1000 (clear_marks, sweep_objs): New.
1001 (ggc_collect): Gut. Use clear_marks, sweep_objs.
1002 (init_ggc): Set allocated_last_gc.
1003 (ggc_push_context): Gut. Use G.context.
1004 (ggc_pop_context): Likewise.
1005 (ggc_pop_context_1): New.
1006 (debug_ggc_tree): New.
1007 (debug_ggc_balance, tally_leaves): New.
1008 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
1009 (ggc_mark_string_if_gcable): Remove decl.
1010 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
1011 (ggc_mark_rtvec_children): New.
1012 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
1013 (ggc_mark_if_gcable): New decl.
1014 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
1015 (ggc_alloc_tree, ggc_alloc): Likewise.
1016 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
1017 (ggc_alloc_obj): New decl.
1018 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
1019 (ggc_alloc_tree, ggc_alloc): Likewise.
1020 (ggc_set_mark): New decl.
1021 * rtl.h (struct rtx_def): Remove gc_mark.
1022 (struct rtvec_def): Likewise.
1023 * tree.h (struct tree_common): Likewise.
1025 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
1027 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
1028 float_format and thread_file definitions.
1029 * configure: Rebuilt.
1031 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
1033 * extend.texi (Function Names): Document types of function names.
1035 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1037 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1038 an earlyclobbered output conflict with RELOAD_INPUT reloads.
1040 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1042 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
1044 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1046 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
1048 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
1050 * collect2.c (main): Do prelimnary link on AIX if rflag.
1052 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1054 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
1055 __CTOR_LIST__ in opposite order, which is the correct order for sorted
1057 (__do_global_dtors): similarly for __DTOR_LIST__.
1059 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1060 Diego Novillo <dnovillo@cygnus.com>
1062 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
1065 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
1067 * fixincl/*: Merged "no_bogosity" branch
1068 * fixincl/fixlib.h: protect against doubly defining t_bool
1069 * fixincl/server.h: protect against doubly defining t_bool
1071 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
1073 * genoutput.c: Include toplev.h.
1075 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
1077 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1079 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
1080 * configure: Regenerate.
1082 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1084 * gcse.c (delete_null_pointer_checks): Returns void.
1086 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1088 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
1089 * emit-rtl.c (copy_insn_1): Likewise.
1091 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1093 * config/mips/mips.c (mips_build_va_list): Correct
1094 TREE_CHAIN setting when hard-float.
1095 (mips_va_start): Use corrected setting.
1096 (mips_va_arg): Likewise. Also pass a tree to build of
1097 POSTINCREMENT_EXPR rather than a naked 'int'.
1099 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1101 * ggc.h (ggc_push_context): Fix comment.
1102 (ggc_pop_context): Likewise.
1103 (mark_string_if_gcable): Likewise.
1104 * ggc-common.c (ggc_mark_rtx_children): Use
1105 ggc_mark_string_if_gcable.
1106 * ggc-page.c (ggc_lookup_page_table): New function.
1107 (ggc_allocated_p): Likewise.
1108 (mark_obj): Fix formatting.
1109 (ggc_mark_string_if_gcable): New function.
1110 * ggc-simple.c (ggc_allocated_strings): New variable.
1111 (ggc_strings_used): Likewise.
1112 (ggc_compare_addresses): New function.
1113 (ggc_pop_context): Pop the `any' memory too.
1114 (ggc_mark_string_if_gcable): New function.
1115 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1117 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1119 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1120 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1121 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1124 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1126 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1127 (sched_reg_live_length, sched_reg_basic_block): Delete.
1128 (current_block_num, bb_live_regs, old_live_regs): Delete.
1129 (dead_notes, struct sometimes): Delete.
1130 (sched_note_set, birthing_insn_p): Delete.
1131 (adjust_priority): Gut useless reg lifetime code.
1132 (create_reg_dead_note, attach_deaths): Delete.
1133 (attach_deaths_insn, new_sometimes_live): Delete.
1134 (finish_sometimes_live): Delete.
1135 (find_pre_sched_live, find_post_sched_live): Delete.
1136 (update_reg_usage): Delete.
1137 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1138 (schedule_insns): Delete reg lifetime code.
1139 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1140 (unlink_other_notes): Adjust REG_NOTE commentary.
1141 (reemit_notes): Use REG_SAVE_NOTE.
1142 (schedule_block): Likewise.
1143 (schedule_region): Allocate bitmap of blocks in region. Use
1144 count_or_remove_death_notes. Use update_life_info.
1146 * rtl.h (REG_SAVE_NOTE): New.
1147 * rtl.c (reg_note_name): Update.
1149 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1151 * combine.c (refresh_blocks, need_refresh): New.
1152 (combine_instructions): Allocate refresh_blocks. Invoke
1153 update_life_info if needed.
1154 (distribute_notes): Mark refresh_blocks instead of installing
1156 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1157 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1159 * Makefile.in (recog.o): Depend on basic-block.h.
1161 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1163 * genrecog.c (add_to_sequence): Thinko last change: delete
1164 shadowing allow_const_int variable.
1166 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1168 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1169 __GNUC__ and __GNUC_MINOR__.
1171 * gansidecl.h: Likewise.
1177 * toplev.h: Likewise.
1183 * varray.c: Likewise.
1185 * varray.h: Likewise.
1187 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1189 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1190 use one before a jump table.
1192 * rtl.def (ADDRESS): Change documentation to match reality.
1193 * md.texi: Don't document it.
1194 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1197 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1199 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1201 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1202 known predicate block; default allow_const_int true.
1203 (debug_decision_list): New.
1205 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1207 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1209 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1211 * gcse.c (gcse_main): Avoid global optimizations if we have a
1212 large number of basic blocks and the ratio of edges to blocks
1214 (delete_null_pointer_checks): Likewise.
1216 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1218 * c-common.c (check_format_info): Warn if format string isn't a
1221 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1223 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1224 * configure: regenerate
1226 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1228 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1229 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1230 (peepholes): Re-enable.
1232 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1234 * Makefile.in (flow.o): Depend on TREE_H.
1235 * basic-block.h (REG_SET_EQUAL_P): New.
1238 (free_regset_vector): Remove declaration.
1239 (flow_delete_insn_chain): Declare.
1240 (enum update_life_extent): New.
1241 (update_life_info, count_or_remove_death_notes): Declare.
1242 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1243 Verify register live at bb->global_live_at_start before adding USE.
1244 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1245 (CLEAN_ALLOCA): New.
1247 (PROP_*): New flags.
1248 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1249 (clear_edges): Zero n_edges.
1250 (make_edge): Increment n_edges.
1251 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1252 (flow_delete_insn_chain): Export.
1253 (delete_block): Decrement n_edges.
1254 (merge_blocks_nomove): Likewise.
1255 (life_analysis): Give life_analysis_1 PROP flags.
1256 (verify_wide_reg_1, verify_wide_reg): New.
1257 (verify_local_live_at_start): New.
1258 (update_life_info): Rewrite to call into propogate_block.
1260 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1261 always mark stack pointer. Conditionally mark PIC register.
1262 After reload, mark call-saved registers, return regsiters.
1263 (life_analysis_1): Accept PROP flags not remove_dead_code.
1264 Call mark_regs_live_at_end before zeroing regs_ever_live.
1265 Use calculate_global_regs_live. Copy global_live_at_end before
1266 calling final propagate_block. Zero reg_next_use on exit.
1267 (calculate_global_regs_live): New.
1268 (allocate_bb_life_data): Don't allocate bb->local_set.
1269 (init_regset_vector, free_regset_vector): Remove.
1270 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1271 Test flags before every operation. Warn if prologue/epilogue insn
1272 would have been deleted.
1273 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1274 Use alloc_EXPR_LIST.
1275 (mark_used_regs): Accept and use FLAGS, not FINAL.
1276 Remove special handling for RETURN.
1277 (try_pre_increment): Use alloc_EXPR_LIST.
1278 (dump_flow_info): Dump n_edges.
1279 (unlink_insn_chain, split_hard_reg_notes): Remove.
1280 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1281 (find_insn_with_note, new_insn_dead_notes): Remove.
1282 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1283 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1284 (replace_insns): Remove.
1285 (count_or_remove_death_notes): New.
1286 (verify_flow_info): Abort on error after all checks.
1287 (remove_edge): Decrement n_edges.
1288 (remove_fake_edges): Tweek format.
1289 * haifa-sched.c (schedule_insns): Use split_all_insns.
1290 * output.h (update_life_info): Remove declaration.
1291 * recog.c (split_all_insns): From the corpse of split_block_insns,
1292 do the whole function block by block. Use update_life_info.
1293 (recog_last_allowed_insn): New.
1294 (recog_next_insn): Mind it.
1295 (peephole2_optimize): Set it. Walk backwards through blocks.
1296 Use update_life_info.
1297 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1298 (split_all_insns): Declare.
1299 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1300 Use split_all_insns.
1302 * i386.md (or -1 peep2s): Disable.
1304 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1306 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1307 a single pattern. Scrap the 'd' versions as unnecessary.
1309 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1310 tablejump_mips162,tablejump_internal4): The operands to a
1311 label_ref must be VOIDmode.
1313 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1315 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1317 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1319 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
1321 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1323 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
1324 cache every function if ggc_p.
1326 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1328 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
1329 instead of copy_rtx. Accept sequences that contain asm statements.
1330 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
1331 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
1332 orig_asm_operands_vector, copy_asm_operands_vector,
1333 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
1335 * rtl.h (copy_insn, copy_insn_1): Declare.
1337 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1339 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
1341 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
1342 arguments to `current_file_function_operand'.
1344 * genrecog.c: Include hard-reg-set.h and resource.h in the
1345 generated output file.
1347 * real.c: Include tm_p.h.
1349 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1351 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
1354 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
1356 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
1357 before the fctiwz insn.
1359 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1360 Mark Mitchell <mark@codesourcery.com>
1362 * tree.c (make_lang_type_fn): New funtion pointer.
1363 (make_lang_type): Call it.
1364 * tree.h (make_lang_type): Declare.
1365 (make_lang_type_fn): Likewise.
1366 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
1368 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
1370 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
1371 make sure that HIGH instructions are copied into BASE_REGS.
1373 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
1375 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
1377 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
1379 * c-decl.c (finish_struct): Use simpler method of
1380 removing elements of a singly-linked list.
1382 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
1384 * alpha.md (peephole2's): Comment out peephole2's that generate
1387 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
1389 * genrecog.c (add_to_sequence): Disable mode check for
1392 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1394 * ggc-simple.c (init_ggc): Set empty_string.
1396 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
1398 * configure.in: Detect mmap. Add --with-gc=foo to select
1399 garbage collector; default to page if mmap available.
1400 * Makefile.in (GGC): Substitute.
1402 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
1404 * c-decl.c (ggc_p): Enable.
1406 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1408 * flow.c (verify_flow_info): Make it extern & unconditionally define.
1410 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
1412 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
1413 string for little-endian-data.
1415 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
1417 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
1418 case somebody tries to compile --enable-checking code with gcc
1421 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
1423 * genrecog.c (add_to_sequence): Verify operand to label_ref is
1426 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
1428 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
1429 * jump.c (jump_optimize_1): Document why.
1431 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1433 * collect2.c (scan_prog_file, scan_libraries): Prototype function
1434 pointers and casts for `int_handler' and `quit_handler'.
1436 * flow.c (verify_flow_info, split_hard_reg_notes,
1437 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
1438 remove_edge, remove_fake_successors): Add static prototypes.
1439 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
1440 (mark_set_1): Initialize variable `regno'.
1441 (unlink_insn_chain): Likewise for variable `curr'.
1442 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
1444 * loop.c (strength_reduce): Initialize variable
1445 `unrolled_insn_copies'.
1446 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
1447 prototypes. Change these functions to take const PTR parameters
1448 to avoid prototype conflict when used as the comparson argument
1450 (check_dbra_loop): Initialize variable `comparison_val'.
1452 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
1453 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
1454 (find_valid_class): Initialize variable `best_class'.
1455 (find_reloads): Call memcpy, not bcopy.
1457 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
1458 (hard_reg_use_compare): Don't needlessly cast away const.
1459 (reload_reg_class_lower): Likewise.
1460 (choose_reload_regs): Initialize variable `regno'.
1462 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
1464 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
1466 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
1468 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
1469 ({,d}discard): Add forward declarations. Declare parameter as
1471 (main_without_main): Explicitly declare return type to be int.
1472 (memcpy): Properly declare.
1474 * libgcc2.c (toplevel): If inhibit_libc is defined and not
1475 building the trampoline support, declare malloc, free, and
1477 (__clear_cache): Mark arguments as potentially unused.
1479 * frame.c (toplevel): If inhibit_libc is defined, declare
1482 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
1484 * flow.c (make_edge): Accept an optional 2D bitmap in which
1485 to cache edge existence. Update all callers.
1486 (make_label_edge, make_eh_edge): Pass through the edge cache.
1487 (make_edges): Provide the cache.
1489 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1491 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
1493 (local_mbtowc): Change the type of variable `i' from int to size_t.
1495 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
1496 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
1498 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
1500 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
1501 after other includes that define the appropriate types. Include
1502 tm_p.h for getting user prototypes.
1503 * ggc-callbacks.c (toplevel): Ditto.
1504 * ggc-none.c (toplevel): Ditto.
1505 * gcc-page.c (toplevel): Ditto.
1506 * ggc-simple.c (toplevel): Ditto.
1508 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
1509 Jonathan Larmour <jlarmour@cygnus.co.uk>
1511 * config/mips/mips.c (mips_move_2words): Split doubles if
1512 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
1514 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
1516 * genrecog.c (struct decision_test): New.
1517 (struct decision): Remove test-related members, sort the rest by size.
1518 (IS_SPLIT): Simplify.
1519 (new_decision, new_decision_test): New.
1520 (add_to_sequence): Use them. No special handling for args of
1522 (maybe_both_true): Renamed from not_both_true; return sense changed.
1523 (maybe_both_true_1, maybe_both_true_2): New. Broken out
1524 of maybe_both_true and adjusted for decision_test.
1525 (position_merit): Remove.
1526 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
1527 (merge_accept_insn): New, broken out of merge_trees.
1528 (merge_trees): Use them. No special case for c_test; no node
1529 splitting; use test type instead of position_merit.
1530 (factor_tests): New.
1531 (simplify_tests): New.
1532 (break_out_subroutines): Don't write code now.
1533 (find_afterward): New.
1534 (write_afterward, write_switch, write_cond): New.
1535 (write_action, is_unconditional): New.
1536 (write_node): New. Use them.
1537 (write_tree_1): Rewrite. Use the new functions above.
1538 (write_tree): Remove afterward processing.
1539 (write_subroutine): Simplify function variant emission.
1540 (write_subroutines): New.
1541 (same_codes, clear_codes): Remove.
1542 (same_modes, clear_modes): Remove.
1543 (write_header): New, broken out of main.
1544 (make_insn_sequence): Use new_decision and new_decision_test.
1545 (process_tree): New, broken out of main.
1546 (main): Adjust for merge_trees interface change.
1547 Don't #define operands in the output file.
1548 (record_insn_name): New, broken out of make_insn_sequence.
1549 (debug_decision_2, debug_decision_1, debug_decision_0): New.
1550 (debug_decision): New.
1552 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
1554 * resource.c (find_free_register): Mark class_str argument const.
1555 * resource.h: Update prototype to match.
1557 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
1558 * i386.md: Give all anonymous insns names.
1560 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
1562 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
1565 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
1567 * toplev.c (dbr_sched_time): Unconditional.
1568 (peephole2_time): New.
1569 (compile_file): Add pass numbers to all of the dump file suffixes.
1570 Dump peephole2_time. Don't dump times for non-applicable passes.
1571 (rest_of_compilation): Add pass numbers to dump file suffixes.
1572 Conditionalize calls to the scheduler.
1573 * invoke.texi: Update.
1575 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
1577 * flow.c (make_edges): Fix insn iteration.
1578 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
1579 (find_basic_blocks_1): Fix spelling mistake.
1581 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
1583 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
1584 always have side-effects. Use memset not bzero.
1585 (make_node): Likewise.
1587 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
1589 * stmt.c (expand_anon_union_decl): When any of the elements of the
1590 union is addressable, so is the entire union.
1592 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
1594 * sbitmap.c (sbitmap_ones): Don't set too many bits.
1596 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
1597 * bitmap.c (bitmap_operation): Return true iff TO changed.
1598 (bitmap_equal_p): New.
1599 (bitmap_bit_p): Tidy arithmetic.
1600 (debug_bitmap_file): Likewise.
1602 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
1604 * toplev.c (rest_of_compilation): Turn on cse_not_expected
1605 before cse2 instead of after.
1607 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
1609 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
1612 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1614 * cppinit.c (is_idchar initializer): Loosen tests to accept
1617 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
1619 * mips.md: Define conditional move patterns for floating point
1620 operands and DI mode conditions.
1622 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
1624 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
1625 always have side-effects.
1627 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
1629 * mn10200.c (asm_file_start): Fix typo.
1631 * cppinit.c (is_idchar initializer): Tighten tests for when
1632 to put the table into initialized memory.
1634 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
1635 not an array of rtunion.
1636 * gcc-page.c (ggc_alloc_rtvec): Similarly.
1637 * gcc-simple (ggc_free_rtvec): Similarly.
1639 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
1642 * mbchar.h: Add missing #endif.
1644 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
1645 (FPBIT, DPBIT): Define.
1647 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1649 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
1651 * profile.c (instrument_arcs, output_gcov_string,
1652 tablejump_entry_p): Add static prototypes.
1653 (output_gcov_string): Constify a char*.
1655 * regmove.c (replacement_quality, fixup_match_2): Add static
1658 * resource.h (reg_dead_p): Add extern prototype.
1660 * rtl.c (trim_filename): Add static prototype.
1662 * scan-decls.c (skip_to_closing_brace): Likewise.
1664 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
1665 (expand_end_case): Initialize variable `range'.
1666 (emit_case_nodes): Remove unused prototype `rtx_fn'.
1668 * varasm.c (asm_emit_uninitialised): Add static prototype.
1669 (asm_emit_uninitialised, assemble_variable): Mark parameter with
1672 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1674 * cpplib.c (if_directive_nameo): Add static prototype.
1676 * cse.c (cse_insn): Remove unused variable `p'.
1678 * except.c (create_rethrow_ref, push_entry,
1679 receive_exception_label, new_eh_region_entry, find_func_region,
1680 clear_function_eh_region, process_nestinfo): Add static prototypes.
1681 (get_reg_for_handler): Hide definition.
1682 (process_nestinfo): Initialize variable `extra_handlers'.
1684 * expr.h (expand_builtin_longjmp): Add extern prototype.
1686 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
1688 * function.c (prepare_function_start): Likewise.
1689 (pop_function_context_from): Mark parameter `context' with
1691 (push_temp_slots_for_block, flush_addressof): Hide definition.
1693 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
1694 solve_program_flow_graph, calculate_branch_probs,
1695 function_summary, main, fancy_abort): Add prototypes.
1697 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
1698 (add_hash): Constify a char*.
1700 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
1701 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
1702 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
1704 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
1706 * lists.c (free_list, zap_lists): Likewise.
1708 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1710 * alias.c (nonlocal_reference_p): Add static prototype.
1712 * bitmap.c (bitmap_element_allocate): Prototype args in function
1715 * builtins.c (stabilize_va_list): Add static prototype.
1716 (expand_builtin_va_arg): Constify a char*.
1718 * c-lex.c (getch, put_back, extend_token_buffer_to,
1719 read_line_number, token_getch, token_put_back): Add static
1722 * c-parse.gperf (hash, is_reserved_word): Likewise.
1724 * cccp.c (is_dir_separator): Likewise.
1726 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1728 * graph.h: New file to prototype functions exported by graph.c.
1730 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
1732 * graph.c: Include graph.h.
1734 * toplev.c: Likewise. Remove redundant prototypes.
1736 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
1738 * invoke.texi: Removed duplicated description for -Q.
1740 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
1742 * extend.texi: Grammar fix in __extension__ text.
1744 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
1746 * md.texi (define_peephole2): New section.
1748 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
1750 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
1751 (mov $-1 to or peepholer): Enable for pentium when optimizing for
1754 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
1756 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
1758 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
1760 * i386.md (ffs expander): Emit Pentium friendly code for
1763 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
1765 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
1769 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1771 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
1773 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
1775 * config/m68k/m68k.c (use_return_insn): Return false if the pic
1778 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1780 * md.texi (No Constraints): Delete section.
1781 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
1782 * final.c (final_scan_insn): We always have register constraints.
1783 * genattrtab.c: Don't include "insn-config.h".
1784 (write_attr_case): We always have register constraints.
1785 * genconfig.c (register_constraint_flag): Delete.
1786 (walk_insn_part): Don't check whether we have register constraints.
1787 (main): Don't write out "#define REGISTER_CONSTRAINTS".
1788 * genoutput.c (have_constraints): Delete.
1789 (main): Don't set it.
1790 (output_operand_data): We always have constraints.
1791 (scan_operands): Likewise.
1792 (compare_operands): Likewise.
1793 * local-alloc.c (block_alloc): We always have constraints.
1794 (requires_inout): Always compile this function.
1795 * recog.c (extract_insn): We always have constraints.
1796 (constrain_operands, reg_fits_class_p): Always compile these
1798 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
1800 (struct insn_operand_data): Likewise.
1801 * regclass.c (regclass): We always have constraints.
1802 (record_reg_classes, copy_cost, record_address_regs,
1803 auto_inc_dec_reg_p): Always compile these functions.
1804 * regmove.c (regmove_optimize): We always have constraints.
1805 * reload.c (find_reloads): Likewise.
1806 * reload1.c (reload): Likewise.
1807 (reload_cse_simplify_operands): Likewise.
1808 * i860.c (output_delay_insn): Likewise.
1810 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
1812 * iris6.h (BUILD_VA_LIST_TYPE): Define.
1814 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1816 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
1817 for the va_list record.
1819 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
1821 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
1824 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
1826 * alias.c: Include insn-flags.h.
1827 * Makefile.in (alias.o): Update.
1829 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
1831 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
1832 to LTU and GEU. Handle more cases using sbb.
1834 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
1836 * i386.md (truncatexfdf splitters): Do not use subreg.
1837 (fop XFmode patterns): Fix mode in operand testing.
1839 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
1841 * jump.c (jump_optimize_1): Amend last change to test only the
1842 form of the operand, not the insn.
1844 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
1845 not register_operand to determine when B may need preloading.
1847 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
1849 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
1850 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
1851 (call-value patterns): Move to end of file.
1852 (*): Remove mode from label_ref in (pc) context.
1853 (movstrqi): Use memory not general_operand for BLKmode operands.
1854 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
1855 to register_operand operands.
1856 (peep2 patterns): Convert from commented-out peephole patterns.
1858 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1860 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
1861 to BUILT_IN_INIT_DWARF_REG_SIZES.
1862 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
1863 Renamed from BUILT_IN_DWARF_REG_SIZE; call
1864 expand_builtin_init_dwarf_reg_sizes.
1865 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
1866 with __builtin_init_dwarf_reg_size_table.
1867 * dwarf2out.c (struct reg_size_range): Delete.
1868 (expand_builtin_init_dwarf_reg_sizes): New function.
1869 (expand_builtin_dwarf_reg_size): Delete.
1870 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
1871 (expand_builtin_dwarf_reg_size): Don't declare.
1872 * libgcc2.c (dwarf_reg_size_table_initialized): New.
1873 (dwarf_reg_size_table): New.
1874 (init_reg_size_table): New function.
1875 (copy_reg): Use dwarf_reg_size_table.
1876 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
1879 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
1881 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
1882 Correctly build argument list to constructor and destructor functions.
1884 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
1886 * c-tree.h (warn_float_equal): Declare.
1887 * c-decl.c (warn_float_equal): Define.
1888 (c_decode_option): Recognize -W[no-]float-equal.
1889 * c-typeck.c (build_binary_op): Conditionally warn
1890 about equality tests of floating point types.
1891 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
1892 * invoke.texi: Add docs for -Wfloat-equal warning.
1894 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
1896 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
1897 generating RTL directly.
1898 * mips.h (INIT_TARGET_OPTABS): Likewise.
1899 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
1901 * expr.h (init_mov_optab): Delete declaration
1903 * h8300.c (WORD_REG_USED): Update to avoid useless register
1904 saves in interrupt functions and functions which never return.
1906 * cse.c (struct set): Delete inner_dest_loc field.
1907 (cse_insn): Remove assignments to inner_dest_loc field.
1909 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
1911 * ggc-page.c: Don't include <unistd.h> etc taken care of
1912 by "system.h". Include <sys/mman.h> afterward.
1914 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
1916 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
1919 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
1921 * xcoffout.c (xcoffout_declare_function): Add documentation.
1922 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
1923 TARGET_64BIT. Compare constant to -1, not bit pattern.
1924 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
1925 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
1928 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
1930 * dwarf2out.c (add_abstract_origin_attribute): Abort if
1932 (gen_inlined_enumeration_type_die): Do not abort if the type has
1933 not been writeen out.
1934 (gen_inlined_structure_type_die): Do not abort if the type has
1935 not been writeen out.
1936 (gen_inlined_union_type_die): Do not abort if the type has
1937 not been writeen out.
1938 (gen_tagged_type_instantiation_die): Do not abort if the type
1939 has not been written out.
1941 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1943 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
1945 * reg-stack.c (straighten_stack): Copy hard reg set with
1948 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
1950 * builtins.c (stabilize_va_list): Stabilize array type va_list
1951 to a pointer type, not the base record type.
1952 (expand_builtin_va_copy): Dereference the pointers explicitly;
1953 use the correct size for the copy.
1955 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
1956 (rs6000_va_arg): Likewise.
1958 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
1960 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
1962 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
1964 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
1966 (DECL_BUILT_IN_CLASS): Adjust accordingly.
1968 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
1970 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
1971 (init_ggc): Use it instead of a constant.
1972 (ggc_collect): Bound allocated_last_gc by it.
1974 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
1976 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
1979 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
1981 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
1982 (mips*-*-openbsd*): Let big endian configuration be a fragment.
1984 * config/mips/openbsd.h: New, OpenBSD little endian target.
1985 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
1986 * config/mips/xm-openbsd.h: New, OpenBSD host.
1988 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
1990 * config/m68k/m68k.c (output_function_prologue,
1991 output_function_epilogue): Use
1992 current_function_uses_pic_offset_table instead of regs_ever_live
1993 to decide whether to save/restore pic register.
1994 (legitimize_pic_address): Don't modify regs_ever_live any more.
1996 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
1998 * function.h (struct function): Add x_dont_save_pending_sizes_p.
1999 * stor-layout.c (variable_size): Don't add sizes to the pending
2000 sizes list if x_dont_save_pending_sizes_p is set.
2002 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
2004 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
2005 for symbolic_operand().
2006 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
2008 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2010 * combine.c (gen_rtx_combine): Add missing call to va_end().
2012 * final.c (asm_fprintf): Likewise.
2014 * genattrtab.c (attr_rtx): Likewise.
2016 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
2018 * cse.c: Update comments.
2019 (cse_insn): When converting a conditional/computed jump into
2020 an unconditional jump, always make sure a BARRIER immediately
2021 follows the converted jump. Do not delete unreachable code.
2022 (cse_basic_block): Do not delete unreachable code.
2023 * toplev.c (rest_of_compilation): Move call to
2024 delete_trivially_dead_insns after the conditional call to
2027 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2029 * collect2.c (make_temp_file): Don't prototype.
2031 * gcc.c (make_temp_file): Likewise.
2033 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
2035 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
2037 * varasm.c (asm_emit_uninitialised): New function: Generate
2038 the assembler statements necessary to declare an uninitialised
2040 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
2042 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
2043 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
2045 (assemble_variable): Use asm_emit_uninitialised to emit an
2046 uninitialised variable.
2048 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
2050 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
2051 constant on a 64 bit host. Patch supplied by Geoffrey Keating
2052 <geoffk@cygnus.com>.
2054 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2056 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
2057 * c-common.h (builtin_function): Don't declare.
2059 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
2061 (pushdecl): Likewise.
2062 (finish_decl): Likewise.
2063 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
2064 int. All callers changed.
2065 Set the builtin's DECL_BUILT_IN_CLASS.
2066 * tree.h (enum built_in_class): New.
2067 (enum built_in_function): Delete NOT_BUILT_IN.
2068 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
2070 (DECL_SET_FUNCTION_CODE): Likewise.
2071 (DECL_BUILT_IN_CLASS): New macro.
2072 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
2073 (struct tree_decl): Split builtin function code field into a
2075 (builtin_function): Declare.
2077 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
2079 * optabs.c (init_traps): Fix typo in last change.
2081 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
2083 * toplev.c (rest_of_decl_compilation): Update comment.
2085 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2087 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
2088 in .sbss if appropriate.
2089 (EXTRA_SECTION_FUNCTIONS): Add sbss.
2090 (SBSS_SECTION_ASM_OP): New macro.
2091 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
2092 (EXTRA_SECTIONS): Add in_sbss.
2093 * config/mips/mips.h: Prototype sbss_section.
2095 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
2097 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2100 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2102 * optabs.c (init_traps): Register trap_rtx as a GC root.
2104 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2106 * config/mips/mips.c (function_arg_pass_by_reference): Define
2107 unconditionally, since it's called unconditionally.
2109 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2111 * toplev.c (documented_lang_options): Add -fshort-wchar.
2112 * c-decl.c (c_decode_option): Likewise.
2113 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2115 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2116 * gcc.c (default_compilers): If -fshort-wchar,
2117 override __WCHAR_TYPE__.
2118 * tm.texi (C Dialect Options): Add -fshort-wchar.
2120 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2121 symbol for a variable.
2123 * cpplib.h (CPP_PREPROCESSED): New macro.
2124 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2125 we're seeing this input for a second time.
2127 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2129 * emit-rtl.c (init_emit_once): Initialize modes first.
2131 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2133 * config/i386/i386.c (pic_label_name): Change to char pointer.
2134 (global_offset_table): New variable.
2135 (load_pic_register): Fill global_offset_table if it hasn't
2136 already been done. Allocate pic_label_name dynamically.
2137 * ggc.h (empty_string): New variable.
2138 * ggc-simple.c (empty_string): Likewise.
2139 (init_ggc): Allocate empty_string and add as root.
2140 * stmt.c (digit_strings): New variable.
2141 (init_stmt): Add last_block_end_note as root. Allocate and
2142 initialize digit_strings.
2143 (expand_asm_operands): Use empty_string instead of string
2144 constant. Use digit_strings instead of string constants.
2145 * profile.c (init_arc_profiler): Allocate string with
2146 ggc_alloc_string instead of xmalloc.
2147 (output_func_start_profiler): Likewise.
2148 * c-typeck.c (digest_init): Check if init is error_mark_node.
2150 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2151 Richard Henderson <rth@cygnus.com>
2153 * ggc-page.c: New file.
2154 * Makefile.in (ggc-page.o): New.
2156 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2158 * invoke.texi: Document -fdelete-null-pointer-checks
2159 * toplev.c (flag_delete_null_pointer_checks): New.
2160 (f_options): Add entry for -fdelete-null-pointer-checks.
2161 (rest_of_compilation): Conditionalize null pointer check
2162 elimination on flag_delete_null_pointer_checks.
2163 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2165 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2167 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2168 copyright notice and special exception to GPL.
2170 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2172 * abi64.h (mips_function_value): Add prototype arguments.
2174 * mips-protos.h: New file with mips prototypes.
2176 * mips.c: Include "tm_p.h".
2177 (mktemp, lookup_name): Add prototype arguments.
2178 (extern_list, string_constant, mips_fill_delay_slot,
2179 mips_output_external, mips_output_external_libcall,
2180 mips_output_filename, mips_declare_object, function_prologue,
2181 mips_expand_prologue, function_epilogue, mips16_constant,
2182 build_mips16_function_stub, mips_output_conditional_branch):
2184 (mips_va_start): Remove unused variable `u'.
2185 (mips_va_arg): Cast value to unsigned when comparing against one.
2187 (save_restore_insns, mips_expand_prologue): Add missing arg in
2188 call to `large_int'.
2190 * mips.h: Move prototypes to mips-protos.h.
2191 (data_section, memory_address_p, rdata_section,
2192 readonly_data_section, simple_epilogue_p, text_section): Delete
2193 prototypes delcared elsewhere.
2194 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2196 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2198 * mips.md: Delete extra args in call to `mips_move_2words'.
2200 * xm-iris6.h (alloca): Add prototype argument.
2202 * genpeep.c: Include "tm_p.h" in generated output file.
2204 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2206 * basic-block.h (find_edge_index): Change parameters.
2207 * flow.c (verify_edge_list): Pass basic_block parameters to
2208 find_edge_index instead of integers.
2210 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2212 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2215 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2217 * gcc.1: Fix a formatting error.
2219 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2221 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2222 i786, mn10200, mn10300, pdp11, v850.
2224 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2226 * libgcc2.c (num_digits): Add prototype with
2227 __attribute__((const)).
2228 (__terminate): Add prototype.
2230 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2232 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2234 * alpha/alpha.c (print_operand): Fix type of `code'.
2235 (alpha_output_filename): Constify.
2236 * alpha/alpha.h: Move all function declarations ...
2237 * alpha/alpha-protos.h: ... here. New file.
2238 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2239 (SECTION_FUNCTION_TEMPLATE): Likewise.
2241 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2243 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2244 * expr.c (expand_expr): Likewise.
2245 (do_jump): Likewise.
2246 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2247 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2249 (enum can_compare_purpose): New.
2250 (can_compare_p): Adjust prototype.
2251 (prepare_cmp_insn, prepare_operand): Declare.
2252 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2253 * optabs.c (cmp_available_p): Deleted.
2254 (expand_abs): Pass ccp_jump to can_compare_p.
2255 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2256 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2257 Call can_compare_p rather than cmp_available_p.
2258 (prepare_operand): No longer static.
2259 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2260 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2261 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2262 sequence to use emit_cmp_and_jump_insns.
2263 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2265 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2267 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2268 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2269 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2270 (plus (reg) (const_int 0))
2271 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2273 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2275 * rs6000.c (expand_block_move): DImode loads and stores require
2276 word-aligned displacements. Increment address registers with
2277 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2279 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2281 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2282 is no name for the base type, rather than segfault. If we are
2283 writing out a complex integer type, use DW_ATE_lo_user.
2285 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2286 in one word or less (complex char, complex short, or on 64 bit
2287 systems complex float) to/from a hard register, copy it through
2288 memory instead of dying in gen_{real,imag}part. If we have a
2289 short complex type, prevent inlining since it allocates stack
2292 * tree.c (build_complex_type): If we are writing dwarf2 output,
2293 generate a name for complex integer types.
2295 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2297 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2298 * flow.c (remove_edge): Remove extra whitespace.
2299 (remove_fake_edges): Fix comment.
2300 (add_noreturn_fake_exit_edges): Use the correct name.
2302 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2304 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2305 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2306 (clean): Depend on INTL_CLEAN.
2307 (maintainer-clean): Adjust.
2309 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2311 * configure.in (AC_PREREQ): Bump to 2.13.
2312 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2314 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2316 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
2318 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
2320 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
2321 (HAVE_STRINGIZE): Define.
2323 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
2325 * c-parse.in: save and restore warn_pointer_arith on __extension__
2326 along with pedantic.
2327 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
2328 Set the type of extension to itype rather than $<itype>1 kludge.
2329 * extend.texi (Alternate Keywords): Adjust documentation.
2330 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
2332 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
2334 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
2335 most assembler templates.
2337 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
2338 FP loads and stores.
2339 (following_call): Always return zero for the PA8000.
2340 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
2341 FP loads and stores.
2342 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
2344 * pa.h (BRANCH_COST): Define.
2346 * pa.md (return, return_internal): Use bve for PA2.0.
2348 * pa.md (fused multiply): Add variants which reduce height for the
2349 fused multiply, but which still generate 2 insns.
2350 (fnegabs): Similarly.
2352 * pa.md (subsi3): Turn into an expander. Create two anonymous
2353 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
2354 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
2356 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
2358 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
2360 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
2361 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
2363 * regclass.c (init_regs): Add "top_of_stack" as a garbage
2366 * flow.c (record_active_eh_regions): Terminate loop after finding
2367 the last insn in the last basic block.
2369 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2371 * config/c4x/c4x.md: Delete parallel instruction peepholes.
2373 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2375 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
2377 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2379 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
2380 splitting to not use output template.
2382 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2384 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
2385 * config/c4x/c4x.c (c4x_va_start): New function.
2387 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
2389 * genrecog.c (not_both_true): Handle correctly cases when called for
2390 tests with different positions in the insn.
2392 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2394 * machmode.h (HOST_PTR_PRINTF): Move from here ...
2396 * system.h (HOST_PTR_PRINTF): ... to here.
2398 * mips-tfile.c: Don't include machmode.h.
2400 * Makefile.in (MACHMODE_H): New variable. Update to use it.
2401 (mips-tfile.o): Don't depend on machmode.h.
2403 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2405 * haifa-sched.c (sched_analyze): Rename local variable `region' to
2406 avoid conflicts with typedef struct `region' at the top level scope.
2408 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
2410 * basic-block.h (basic_block): Add eh_beg, eh_end.
2411 * flow.c (entry_exit_blocks): Update.
2412 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
2414 (find_basic_blocks_1): Don't record eh_list at each bb. Use
2415 lists.c functions to allocate insn lists.
2416 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
2418 (make_eh_edge): ... here. New.
2419 (move_stray_eh_region_notes): New.
2420 (record_active_eh_regions): New.
2421 (delete_unreachable_blocks): Split out block merging ...
2422 (try_merge_blocks): ... here. New.
2423 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
2424 Dump debugging data.
2425 (merge_blocks_move_successor_nojumps): Likewise.
2426 (merge_blocks): Use eh_beg+eh_end to validate block movement.
2428 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2430 * extend.texi (Bound member functions): Document unbound pmf
2433 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2435 * flow.c (split_edge): Handle insertion on a fallthrough edge which
2436 has the EXIT_BLOCK as a dest.
2438 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2440 * flow.c (remove_edge): New function to remove an edge from the
2442 (remove_fake_successors): New function to remove fake successor edges.
2443 (remove_fake_edges): New function to remove all fake edges from the
2445 (add_fake_exit_edges): New function to add fake edges from all blocks
2446 with no successors to the exit block.
2447 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
2448 prototypes for new functions.
2450 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2452 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
2453 Use Pmode to determine whether to output .dword or .word.
2455 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
2457 * tree.c (built_in_filename): New variable.
2458 (BUILT_IN_FILENAME): New macro.
2459 (init_tree_codes): Allocate built_in_filename.
2460 (make_node): Use built_in_filename instead of string constant.
2462 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
2464 * configure.in: Add fr30 target.
2465 * configure: Regenerate.
2466 * config/fr30: New directory.
2467 * config/fr30/crti.asm: New file.
2468 * config/fr30/fr30.c: New file.
2469 * config/fr30/crtn.asm: New file.
2470 * config/fr30/fr30.h: New file.
2471 * config/fr30/fr30.md: New file.
2472 * config/fr30/lib1funcs.asm: New file.
2473 * config/fr30/t-fr30: New file.
2474 * config/fr30/xm-fr30.h: New file.
2476 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
2478 * flow.c (merge_blocks_move_successor_nojumps): Delete the
2479 BARRIER at the end of the successor, not the BARRIER before
2482 * pa.c (pa_add_gc_roots): Fix thinko in last change.
2484 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
2486 * stmt.c (any_pending_cleanups): Don't crash when
2487 current_function->stmt is unset.
2489 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2491 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
2492 other initializations that may use it for relative offsets.
2494 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2496 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
2497 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
2498 * config/i386/sol2dbg.h: Removed.
2499 * config/i386/sol2gas.h: New file, to enable gas work-around.
2500 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
2501 Don't use sol2dbg.h.
2502 * configure: Rebuilt.
2504 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
2506 * invoke.texi (-fthis-is-variable): Remove documentation.
2508 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
2510 * basic-block.h (compute_bb_for_insn): Declare.
2511 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
2512 to use; set size of basic_block_for_insn directly.
2513 (find_basic_blocks): Update.
2515 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2517 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
2519 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2521 * crtstuff.c (ON_EXIT): Delete empty macro definition.
2522 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
2524 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
2526 * c-decl.c (c_decode_option): Extend comment.
2528 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
2530 * toplev.c (progname): Make 'const char *'
2531 (flag_print_mem): Move out of main.
2532 (version_flag): Move out of main.
2533 (filename): Move out of main.
2534 (debug_args): Remove g prefix from options.
2535 (documented_lang_options): Remove cpplib specific options.
2536 (display_help): Add g prefix to debug options.
2537 (check_lang_option): Delete this function.
2538 (decode_d_option): New function: Decode -d... option.
2539 (decode_f_option): New function: Decode -f... option.
2540 (decode_W_option): New function: Decode -W... option.
2541 (decode_g_option): New function: Decode -g... option.
2542 (independent_decode_option): New function: Decode a language
2543 independent command line option.
2544 (main): Invoke lang_decode_option and then
2545 independent_decode_option on each command line option in
2548 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
2550 Revert this change. Gavin's patch to operand_equal_p is a better fix.
2551 * fold-const.c (fold_range_test): Do not try to fold the range
2552 test if the rhs or lhs has side effects.
2554 * basic-block.h (compute_flow_dominators): Declare.
2556 * gcse.c (alloc_code_hoist_mem): New function.
2557 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
2558 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
2559 (hoist_code, one_code_hoisting_pass): Likewise.
2560 (gcse_main): If optimizing for size, then hoist expressions
2561 computed in multiple dominated basic blocks.
2563 * gcse.c (invalid_nonnull_info): New function.
2564 (delete_null_pointer_checks): Likewise.
2565 * rtl.h (delete_null_pointer_checks): Declare.
2566 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
2568 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
2569 (merge-blocks_move_successor_nojumps): Likewise.
2570 (merge_blocks): Allow merging of some blocks, even if it requires
2571 physical movement of the blocks, but not if it requires new jumps.
2573 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
2574 Callers and prototype changed.
2575 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
2577 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2579 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
2580 -YP when both -p and -pg are present. From i386/sol2.h.
2582 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2584 * Makefile.in (distclean): Delete tm_p.h.
2585 * configure.in: Create a new file, "tm_p.h", from a list in
2586 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
2587 "i386/i386-protos.h".
2589 * alias.c: Include "tm_p.h".
2590 * c-typeck.c: Likewise.
2591 * calls.c: Likewise.
2593 * emit-rtl.c: Likewise.
2594 * explow.c: Likewise.
2595 * expmed.c: Likewise.
2597 * final.c: Likewise.
2599 * fold-const.c: Likewise.
2600 * function.c: Likewise.
2602 * global.c: Likewise.
2603 * haifa-sched.c: Likewise.
2604 * integrate.c: Likewise.
2606 * local-alloc.c: Likewise.
2608 * optabs.c: Likewise.
2609 * recog.c: Likewise.
2610 * reg-stack.c: Likewise.
2611 * regclass.c: Likewise.
2612 * regmove.c: Likewise.
2613 * reload.c: Likewise.
2614 * reload1.c: Likewise.
2615 * reorg.c: Likewise.
2616 * resource.c: Likewise.
2618 * stor-layout.c: Likewise.
2619 * toplev.c: Likewise.
2621 * unroll.c: Likewise.
2622 * genattrtab.c (main): Make generated file include "tm_p.h".
2623 * genemit.c (main): Likewise.
2624 * genoutput.c (main): Likewise.
2625 * genrecog.c (main): Likewise.
2627 * i386.h: Delete all prototypes.
2628 * i386.c: Include "tm_p.h".
2629 (ix86_attr_length_default): Call constant_call_address_operand
2630 with correct number of arguments.
2631 * i386-protos.h: New file.
2632 * i386.md (unnamed patterns): Call constant_call_address_operand
2633 with correct number of arguments.
2634 (exception_receiver): Call load_pic_register with correct number
2637 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
2639 * c-pragma.c (mark_align_stack): Dereference the void* properly.
2641 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
2643 * rtl.h (insns_safe_to_move_p): New function.
2644 * loop.c (find_and_verify_loops): Use it.
2645 * rtlanal.c (insns_safe_to_move_p): Define it.
2647 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
2649 * c-pragma.c: Include ggc.h.
2650 * Makefile.in (c-pragma.o): Update.
2652 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2654 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
2655 (LIB_SPEC): Likewise.
2656 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
2657 Reindent -YP/-p/-pg.
2658 Copied from config/sparc/sol2.h.
2660 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
2662 * c-pragma.c (mark_align_stack): New.
2664 * c-pragma.h (init_pragma): Declare it.
2665 * c-lex.c (init_parse): Call it.
2667 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2669 * configure.in: Pick up thread library on Solaris/x86 just
2670 like on Solaris/sparc.
2671 * configure: Rebuilt.
2673 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
2675 * rtl.h (global_rtx_index): New enum.
2676 (global_rtl): Change to array of rtx.
2677 (pc_rtx, cc0_rtx): Redefine accordingly.
2678 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
2679 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
2680 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
2681 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
2682 (const_int_rtx): Change to array of rtx.
2683 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
2685 * emit-rtl.c (global_rtl): Change to array of rtx.
2686 (const_int_rtx): Change to aray of rtx.
2687 (gen_rtx_CONST_INT): Redefine accordingly.
2688 (init_emit_once): Allocate and initialize global_rtl. Likewise
2689 for const_int_rtx. Add both as GC roots.
2690 * genattrtab.c (global_rtl): Update declaration.
2692 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
2694 * Makefile (USER_H): Add iso646.h back.
2696 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
2698 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
2699 zapping the LOG_LINKS of sched_before_next_call.
2701 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
2702 * pa.c (insn_refs_are_delayed): Renamed from
2703 insn_sets_and_refs_are_delayed.
2705 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
2707 * functiion.h (struct function): Add x_whole_function_mode_p.
2708 (retrofit_block): Declare.
2709 * function.c (retrofit_block): New function.
2710 (identify_blocks): Add assertions. Allow an incomplete set of
2711 block notes if we're still generating code for the function.
2712 * integrate.c: Include loop.h.
2713 (expand_inline_function): Call find_loop_tree_blocks to map block
2714 notes to blocks when in whole-function mode. Use retrofit_block
2715 to insert new BLOCKs for the inlined function, rather than
2717 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
2718 * Makefile.in (integrate.o): Depend on loop.h.
2720 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2722 * tree.h (warn_about_unused_variables): Declare.
2723 * stmt.c (warn_about_unused_variables): New function, split out
2725 (expand_end_bindings): Here.
2727 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
2729 * stmt.c (preserve_subexpressions_p): Don't crash when
2730 current_function->stmt is unset.
2732 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
2734 * stmt.c (expand_start_bindings): Allow callers to pass a flag
2735 indicating that no NOTE_INSN_BLOCK_BEG note is required.
2736 (expand_start_target_temps): Use it.
2737 * except.c (expand_eh_region_start_for_decl): Likewise.
2738 * expr.c (expand_expr): Likewise.
2740 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2742 * fold-const.c (operand_equal_p): Pay attention to side effects.
2744 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
2746 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
2747 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
2749 * tlink.c (scan_linker_output): Look for keywords before accepting
2750 a mangled name in quotes.
2752 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
2754 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
2755 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
2757 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
2759 * alpha.md: Revert Thu Nov 26 change that came in through the
2760 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
2761 Avoid earlyclobber when possible.
2763 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2765 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
2767 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
2768 Define HAVE_ON_EXIT.
2770 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2772 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
2773 CTYPE_CONV in all ctype macros.
2775 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
2778 * cexp.y (initialize_random_junk): Likewise.
2780 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
2782 * i370.c (handle_pragma): Likewise.
2784 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
2786 * v850.c (override_options): Likewise.
2788 * doprint.c (_doprnt): Likewise.
2790 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
2793 * fixinc/server.c (load_data): Likewise.
2795 * fold-const.c (real_hex_to_f): Likewise.
2797 * genattr.c (write_upcase, gen_attr): Likewise.
2799 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
2800 write_upcase): Likewise.
2802 * genemit.c (print_code): Likewise.
2804 * genopinit.c (gen_insn): Likewise.
2806 * genpeep.c (print_code): Likewise.
2808 * genrecog.c (print_code): Likewise.
2810 * optabs.c (init_libfuncs): Likewise.
2812 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
2814 * haifa-sched.c (sched_analyze): Keep the list of notes organized
2816 (reemit_notes): Likewise.
2818 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
2820 * ggc.h (ggc_root): Move to ggc-common.c.
2822 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
2823 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
2824 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
2825 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
2826 * ggc-common.c (ggc_root): Move from ggc.h.
2827 (roots): Declare, static.
2828 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
2829 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
2830 null or check/set mark bit.
2831 (ggc_mark_roots): New.
2832 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
2834 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
2836 * m32r.c: Include toplev.h.
2837 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
2838 (gen_compare): Rename swap_p to must_swap to match uses.
2839 Add default abort case.
2840 (m32r_output_function_epilogue): Remove unused variables.
2841 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
2842 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
2843 define to empty parameter list. Update all uses.
2844 (predicate decls): Use enum machine_mode not int.
2845 * m32r.md (movsi): Call abort, not fatal_insn.
2846 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
2848 1999-09-14 Andrew Haley <aph@cygnus.com>
2850 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
2851 use $0 instead of 0.
2853 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2855 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
2856 computation out of loop over hard regs.
2858 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
2860 * function.c (identify_blocks): Don't shadow a variable in an
2862 * integrate.c (integrate_decl_tree): Don't use pushlevel,
2863 pushdecl, or poplevel to build up the new BLOCK tree.
2864 (expand_inline_function): Likewise.
2865 (integrate_parm_decls): Likewise.
2867 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
2869 * c-typeck.c (qualify_type): Merge qualifiers from both types.
2871 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
2873 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
2874 * invoke.texi: Document this change.
2876 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
2878 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
2880 (mark_emit_status): Renamed from mark_emit_state.
2881 * except.c (mark_eh_status): Renamed from mark_eh_state.
2882 Check not null before marking.
2883 (free_eh_status): New.
2884 * expr.c (mark_expr_status, free_expr_status): New.
2885 * function.c (free_machine_status): New.
2886 (free_after_parsing): New.
2887 (free_after_compilation): Move bits to free_after_parsing; call
2888 free_eh_status, free_expr_status; zero the marked members of the
2890 (prepare_function_start): No can_garbage_collect.
2891 Call init_eh_for_function.
2892 (expand_dummy_function_end): Free up current_function state.
2893 (mark_function_status): Renamed from mark_function_state.
2894 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
2895 * function.h (struct function): No can_garbage_collect.
2896 (free_machine_status, free_after_parsing): Declare.
2897 (free_eh_status, free_expr_status): Declare.
2898 * ggc.h (mark_expr_status): Declare.
2899 * stmt.c (free_stmt_status): Free the struct.
2900 (mark_stmt_status): Renamed from mark_stmt_state.
2901 (init_stmt): Don't call init_eh.
2902 (init_stmt_for_function): Don't call init_eh_for_function.
2903 * toplev.c (compile_file): Call init_eh.
2904 (rest_of_compilation): Free basic block info before ggc_collect.
2905 Call free_after_parsing; conditionally call free_after_compilation.
2906 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
2907 Check not null before marking.
2908 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
2910 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
2912 * c-lex.c (yylex): Initialize warn.
2914 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
2916 * pa.c (emit_move_sequence): Properly set the mode of the scratch
2917 register when performing secondary reloads for the SAR register.
2919 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
2921 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
2922 (NOTE_BLOCK): New macro.
2923 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
2924 * function.h (identify_blocks): Change prototype.
2925 * function.c (identify_blocks): Simplify.
2926 (reorder_blocks): Likewise.
2927 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
2928 NOTE_INSN_BLOCK_{BEG,END}.
2929 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
2930 the list of saved notes if the note isn't a
2931 NOTE_INSN_BLOCK_{BEG,END}.
2932 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
2934 (reemit_notes): Adjust recreation of notes to reflect new saved
2936 * print-rtl.c (print_rtx): Print the address of the BLOCK when
2937 printing a block note.
2938 * stmt.c (block_vector): Remove.
2939 (find_loop_tree_blocks): Simplify.
2940 (unroll_block_trees): Likewise.
2941 * tree.h (reorder_block): Change prototype.
2943 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
2945 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
2946 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
2947 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
2948 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
2949 (atexit, exit): Simplify.
2950 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
2951 * config/lots: Remove defns of HAVE_ATEXIT.
2953 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
2955 * calls.c (precompute_arguments): Fix typo in comment.
2956 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
2959 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
2961 * dsp16xx.c (override_options): Fix typos in GC root registration.
2963 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
2965 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
2967 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
2968 (FUNCTION_PROFILER): Redefine appropriately for Linux.
2969 (CC1_SPEC): Likewise.
2971 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2973 * genattr.c (main): Add extern prototype. Call return, not exit.
2974 * genattrtab.c (main): Likewise.
2975 * gencheck.c (main): Likewise.
2976 * gencodes.c (main): Likewise.
2977 * genconfig.c (main): Likewise.
2978 * genemit.c (main): Likewise.
2979 * genextract.c (main): Likewise.
2980 * genflags.c (main): Likewise.
2981 * gengenrtl.c (main): Likewise.
2982 * genopinit.c (main): Likewise.
2983 * genoutput.c (main): Likewise.
2984 * genpeep.c (main): Likewise.
2985 * genrecog.c (main): Likewise.
2987 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
2988 * genattrtab.c (get_insn_name): Likewise.
2989 * gencodes.c (get_insn_name): Likewise.
2990 * genconfig.c (get_insn_name): Likewise.
2991 * genemit.c (get_insn_name): Likewise.
2992 * genextract.c (get_insn_name): Likewise.
2993 * genflags.c (get_insn_name): Likewise.
2994 * genopinit.c (get_insn_name): Likewise.
2995 * genpeep.c (get_insn_name): Likewise.
2997 * gencheck.c (usage): Add static prototype.
2998 * genextract.c (print_path): Constify a char*.
2999 * genopinit.c (optabs): Likewise.
3000 * genoutput.c (operand_data, data, output_predicate_decls,
3001 compare_operands): Likewise.
3002 * genrecog.c (write_tree): Add default case in switch.
3004 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3006 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
3008 * print-rtl.c (get_insn_name): Remove prototype.
3010 * toplev.h (progname): Declare const.
3012 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
3013 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
3014 dump_sched_info, dump_local_alloc, regset_release_memory,
3015 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
3016 error_with_file_and_line, error_with_decl, error_for_asm, error,
3017 fatal, warning_with_file_and_line, warning_with_decl, warning,
3018 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
3019 Remove redundant prototypes.
3021 (notice, check_lang_option, report_file_and_line, vnotice,
3022 mark_file_stack): Add static prototype.
3023 (set_fatal_function): Add prototype.
3024 (vnotice, report_file_and_line, set_fatal_function,
3025 check_lang_option): Constify a char*.
3026 (main): Prototype. Call return, not exit.
3028 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3030 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
3032 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
3034 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
3036 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
3038 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3040 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
3041 behave as if it's zero in all cases.
3042 (expand_function_start): Adjust call to assign_parms.
3043 * tree.h (assign_parms): Adjust prototype.
3044 * objc/objc-act.c (hack_method_prototype): Adjust call to
3047 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
3049 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
3050 arg_pointer_rtx fixed if the argument pointer register is
3052 (NONZERO_BASE_PLUS_P): Likewise.
3054 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
3056 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
3057 match_insn2 to match_insn.
3058 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
3060 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
3062 * Makefile.in (USER_H): Remove va-foo.h.
3064 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
3065 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
3066 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
3067 va-spur.h,va-v850.h}: Remove.
3069 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
3071 * sparc/sparc.md (eligible_for_return_delay): New attribute.
3072 (in_return_delay): Use it instead of match_insn.
3074 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3076 * config/alpha/va_list.h (va-alpha.h): Do not include.
3077 (__gnuc_va_list): Typedef as in varargs.h.
3079 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3081 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
3082 DECL_LIVE_RANGE_RTL.
3084 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
3086 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
3087 not NOTE_BLOCK_NUMBER.
3088 (expand_eh_region_end): Likewise.
3089 (find_exception_handler_labels): Likewise.
3090 (scan_region): Likewise.
3091 (exception_optimize): Likewise.
3092 (update_rethrow_references): Likewise.
3093 (set_insn_eh_region): Likewise.
3094 * final.c (final_scan_insn): Likewise.
3095 * flow.c (make_edges): Likewise.
3096 * integrate.c (expand_inline_function): Likewise.
3097 * print-rtl.c (print_rtx): Likewise.
3099 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3101 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3102 terms of builtin functions and types.
3104 * mips.c (mips_build_va_list): New.
3105 (mips_va_start, mips_va_arg): New.
3106 * mips.h (BUILD_VA_LIST_TYPE): New.
3107 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3109 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3110 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3111 * sh.h (BUILD_VA_LIST_TYPE): New.
3112 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3114 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3116 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3117 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3118 (struct insn_data): Likewise with n_operands, n_dups,
3119 n_alternatives, output_format.
3120 * regclass.c (scan_one_insn): Cast n_operands to int before
3121 arithmetic inside comparison.
3123 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3125 * toplev.c (compile_function): Unconditionally emit nop.
3127 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3129 * haifa-sched.c (actual_hazard): Move declaration of variable
3130 `this_cost' into the scope where it is used.
3132 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3134 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3135 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3136 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3138 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3140 * jump.c (find_insert_position): Don't declare or define unless
3141 !HAVE_conditional_arithmetic.
3142 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3144 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3146 * recog.c (offsettable_address_p): Prototype function pointer.
3147 (preprocess_constraints): Call memset, not bzero.
3149 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3150 (gcc_obstack_init): Don't declare.
3151 (fix_sizetype): Add static prototype.
3152 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3153 (tree_cons): Call memset, not bzero.
3155 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3156 definition in macro ASM_WEAKEN_LABEL.
3157 (mark_const_hash_entry): Add static prototype.
3159 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3161 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3163 * unroll.c (find_common_reg_term, subtract_reg_term,
3164 loop_find_equiv_value): Add static prototypes.
3165 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3166 (copy_loop_body): Remove unreachable break statement.
3168 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3170 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3172 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3174 Undo some changes from the gcc2 merge:
3175 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3176 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3180 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3181 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3182 initialized float-int union if the value is a NaN.
3184 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3186 * gthr-win32.h: New file.
3188 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3189 shared as a valid attribute.
3190 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3191 * extend.texi: Document `shared' variable attribute.
3193 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3195 * configure.in: Handle --enable-threads on FreeBSD.
3196 * configure: Rebuit.
3198 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3200 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3202 * configure: Rebuilt.
3204 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3205 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3206 Rosimildo DaSilva <rdasilva@connecttel.com>
3208 * configure.in (m68k-*-rtemscoff*): Added.
3209 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3210 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3211 sparc-rtems configuration.
3212 * configure.in (sparc-*-rtemself*): Added.
3213 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3214 * config/i386/rtems.h: Added comment.
3215 * config/sparc/rtemself.h: New file.
3217 * configure.in (m68k-rtemself): Added.
3218 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3219 and DWARF_DEBUGGING_INFO.
3220 * config/m68k/crti.s: New file.
3221 * config/m68k/crtn.s: New file.
3222 * config/m68k/t-crtstuff: New file.
3223 * config/m68k/rtemself.h: New file.
3225 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3226 global ctor/dtor and C++ exception handling.
3227 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3228 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3230 * config/i386/t-rtems-i386: New File.
3232 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3234 * stmt.c (expand_end_case): Return right away if the case stack is
3237 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3239 * Makefile.in (version.c): Remove rule incorrectly brought in from
3242 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3244 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3245 * msdos/top.sed: Take into account a prepended $(SHELL) to
3247 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3249 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3251 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3253 * regmove.c (fixup_match_1): Don't change an unchanging register.
3254 (stable_but_for_p): Renamed to:
3255 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3256 Changed all callers.
3258 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3260 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3261 insn from BL2 is after the insn from BL.
3263 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3265 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3266 (struct insn_data): Merge `template' and `outfun' into `output'.
3267 Add `output_format'.
3268 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3269 (struct data): Remove `outfun'; add `output_format'.
3270 (name_for_index): Remove declaration.
3271 (output_insn_data): Handle output formats.
3272 (process_template): Emit the bare array for @.
3273 (gen_expand, gen_split): Set output_format to NONE.
3274 * output.h (get_insn_template): Declare.
3275 * final.c (get_insn_template): New.
3276 (final_scan_insn): Use it.
3277 * toplev.c (compile_file): Likewise.
3279 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3280 * i860/i860.c (output_delayed_branch): Likewise.
3281 (output_delay_insn): Likewise.
3283 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3285 * rtl.c (obstack_alloc_rtx): Removed.
3287 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3289 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3291 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3293 * i386.c (call_insn_operand): Reject const_int.
3294 (expander_call_insn_operand): Use call_insn_operand.
3296 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3298 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3300 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3302 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3303 Use DImode operation.
3305 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3307 * gcc.c: Include sys/resource.h.
3308 (report_times): New flag.
3309 (execute): If report_times is set, calculate and report the
3310 CPU time consumed by each subprocess.
3312 (rus, prus): New globals.
3313 (option_map): Add --time.
3314 (display_help): Document -time.
3315 (process_command): Set report_times if -time is given.
3316 Turn off -pipe if -time is given.
3318 * invoke.texi: Document new option -time.
3320 * configure.in: Check for getrusage. Check if we have to
3321 prototype getrusage.
3322 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
3323 * configure: Regenerate.
3324 * config.in: Regenerate.
3326 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
3328 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
3331 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
3333 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
3334 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
3335 (nan): Return _thenan_sf or _thenan_df as appropriate.
3336 (L_thenan_sf): Define _thenan_sf.
3337 (L_thenan_df): Define _thenan_df.
3339 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
3340 (DPBIT_FUNCS): Add _thenan_df.
3342 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
3344 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
3347 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3349 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
3352 (lang_specific_driver): Don't take a function pointer parameter.
3353 All callers changed.
3355 * gcc.c: Include gcc.h.
3356 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
3357 lang_specific_extra_outfiles, fatal): Don't declare.
3358 (multilib_defaults_raw): Constify.
3359 (read_specs): Call memset, rather than bzero.
3360 (main): Call return, not exit.
3361 (lookup_compiler): Call memcpy, not bcopy.
3362 (fatal): Make extern.
3364 * cppspec.c: Include gcc.h.
3365 (lang_specific_driver): Initialize variable `quote'. Constify a
3366 char*. All calls to the function pointer parameter now
3367 explicitly call `fatal'.
3369 * gccspec.c (lang_specific_driver): Include gcc.h.
3371 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
3373 * arm.c (note_invalid_constants): Use recog_data.operand_type
3376 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3378 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
3381 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
3382 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3383 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3384 reload_secondary_in_reload, reload_secondary_out_reload,
3385 reload_secondary_in_icode, reload_secondary_out_icode,
3386 reload_reg_rtx, reload_when_needed): Delete declarations.
3387 (struct reload): New structure.
3388 (rld): Declare new array.
3389 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
3390 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3391 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3392 reload_secondary_in_reload, reload_secondary_out_reload,
3393 reload_secondary_in_icode, reload_secondary_out_icode,
3394 reload_reg_rtx, reload_when_needed): Delete definitions.
3396 (whole file): Replace uses of the deleted arrays with uses of rld.
3397 * reload1.c (whole file): Replace uses of the deleted arrays with
3399 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
3400 explicit loops, not with bcopy.
3402 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
3404 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
3405 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
3406 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
3407 insn_name): Delete and consolidate into new structures.
3408 (insn_operand_predicate_fn): New.
3409 (insn_output_fn): New.
3411 (struct insn_operand_data): New.
3412 (struct insn_data): New.
3414 (OUT_FCN): Update for insn_data change.
3415 * builtins.c (expand_builtin_strlen): Likewise.
3416 (expand_builtin_memcmp): Likewise.
3417 * combine.c (make_extraction, simplify_comparison): Likewise.
3418 * cse.c (canon_reg, cse_insn): Likewise.
3419 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
3420 * expmed.c (store_bit_field, extract_bit_field): Likewise.
3421 (emit_store_flag): Likewise.
3422 * expr.c (convert_move, emit_block_move): Likewise.
3423 (clear_storage, emit_push_insn, expand_increment): Likewise.
3424 (do_store_flag): Likewise.
3425 * expr.h (GEN_FCN): Likewise.
3426 (insn_gen_function): Die.
3427 * final.c (final_scan_insn): Update for insn_data change.
3428 (output_asm_name): Likewise.
3429 * function.c (fixup_var_refs_1): Likewise.
3430 * loop.c (check_dbra_loop): Likewise.
3431 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
3432 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
3433 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
3434 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
3435 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
3436 * regmove.c (gen_add3_insn): Likewise.
3437 * reload.c (push_secondary_reload, combine_reloads): Likewise.
3438 (find_reloads, find_reloads_address_1): Likewise.
3439 (debug_reload_to_stream): Likewise.
3440 * reload1.c (emit_reload_insns, gen_reload): Likewise.
3441 * stmt.c (expand_end_case): Likewise.
3442 * toplev.c (compile_file): Likewise.
3444 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3445 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3447 * print-rtl.c (insn_name_ptr): Remove declaration.
3448 (get_insn_name): Declare.
3449 (print_rtx): Use it.
3450 * genoutput.c (insn_name_ptr): Remove.
3451 (next_operand_number): New.
3452 (struct operand_data): New.
3453 (null_operand, odata, odata_end): New.
3454 (struct data): Use struct operand_data.
3455 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
3456 (get_insn_name): Renamed from name_for_index.
3457 (output_prologue): Define NO_MD_PROTOTYPES.
3458 (output_predicate_decls): Break out from output_epilogue.
3459 Iterate over the operands list.
3460 (output_operand_data): Break out from output_epilogue. Emit
3461 just the operands list.
3462 (output_insn_data): Break out from output_epilogue. Emit just
3464 (output_epilogue): Remove.
3465 (output_get_insn_name): New.
3466 (constraints, op_n_alternatives, predicates, address_p): Die.
3467 (modes, strict_low, seen): Die.
3468 (scan_operands): Take new param `d' instead of writing to
3469 seven global variables.
3470 (compare_operands): New.
3471 (place_operands): New.
3472 (validate_insn_alternatives): Update for struct data change.
3473 (gen_insn): Don't zero or copy 7 global arrays. Update for
3474 scan_operands; call place_operands.
3475 (gen_peephole, gen_expand, gen_split): Likewise.
3476 (main): Update for new output routines.
3478 * genattr.c (insn_name_ptr): Remove.
3479 (get_insn_name): New function.
3480 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
3481 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
3482 * genrecog.c: Likewise.
3484 * alpha.md (adddi3): Make `pattern' array static.
3486 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3488 * config/c4x/c4x.h (c4x_rpts_cycles_string,
3489 c4x_cpu_version_string): Constify char *.
3490 * config/c4x/c4x.c (c4x_rpts_cycles_string,
3491 c4x_cpu_version_string): Likewise.
3493 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
3495 * tree.c (save_tree_status): Revert 10 Sep change.
3496 (restore_tree_status): Likewise. Call obstack_free with NULL
3497 before freeing the obstack proper.
3499 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
3501 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
3503 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
3504 surrounding context.
3506 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
3508 * tree.c (type_hash_canon): Put all types in the hash-table, when
3511 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
3513 * recog.h (struct recog_data, recog_data): New.
3514 (recog_foo variables): Kill.
3515 * recog.c (recog_operand, recog_operand_loc): Kill.
3516 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
3517 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
3518 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
3519 (recog_data): Define.
3520 (extract_insn): Update all recog_foo references to use recog_data.
3521 (preprocess_constraints, constrain_operands): Likewise.
3522 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
3523 * genattrtab.c (main): Likewise.
3524 * genextract.c (main): Likewise.
3525 * genoutput.c: Likewise.
3526 * genrecog.c (write_subroutine, main): Likewise.
3527 * local-alloc.c (block_alloc): Likewise.
3528 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
3529 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
3530 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
3531 * reload.c (find_reloads, find_reloads_toplev): Likewise.
3532 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
3533 (reload_cse_simplify_operands): Likewise.
3535 * arc/arc.c (arc_final_prescan_insn): Likewise.
3536 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
3537 * h8300/h8300.c (notice_update_cc): Likewise.
3538 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
3539 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3540 * mn10200/mn10200.c (notice_update_cc): Likewise.
3541 * mn10300/mn10300.c (notice_update_cc): Likewise.
3542 * romp/romp.c (update_cc): Likewise.
3543 * sparc/sparc.c (check_pic): Likewise.
3544 * v850/v850.c (notice_update_cc): Likewise.
3546 * genemit.c (main): Don't declare recog_operand.
3548 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
3550 * ggc.h (rtvec_def): Forward declare.
3551 (tree_node): Likewise.
3554 (ggc_set_mark_rtx): Add prototype.
3555 (ggc_set_mark_rtvec): Likewise.
3556 (ggc_set_mark_tree): Likewise.
3557 * ggc-simple.c (ggc_root): Don't define.
3558 (roots): Don't declare.
3559 (ggc_mark_rtx): Remove.
3560 (ggc_mark_rtvec): Likewise.
3561 (ggc_mark_tree): Likewise.
3562 (ggc_mark_varray): Likewise.
3563 (ggc_mark_tree_hash_table_entry): Likewise.
3564 (ggc_mark_tree_hash_table): Likewise.
3565 (ggc_set_mart_rtx): New function.
3566 (ggc_set_mark_rtvec): Likewise.
3567 (ggc_set_mark_tree): Likewise.
3568 (ggc_add_root): Remove.
3569 (ggc_add_rtx_root): Likewise.
3570 (ggc_remove_tree_root): Likewise.
3571 (ggc_add_string_root): Likewise.
3572 (ggc_add_tree_varray_root): Likewise.
3573 (ggc_add_tree_hash_table_root): Likewise.
3574 (ggc_del_root): Likewise.
3575 (ggc_mark_rtx_ptr): Likewise.
3576 (ggc_mark_tree_ptr): Likewise.
3577 (ggc_mark_string_ptr): Likewise.
3578 (ggc_mark_tree_varray_ptr): Likewise.
3579 (ggc_mark_tree_hash_table_ptr): Likewise.
3580 * ggc-common.c: New file.
3581 * Makefile.in (OBJS): Add ggc-common.o.
3582 (ggc-common.o): List dependencies.
3584 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
3586 * cppalloc.c (xstrdup): Use memcpy.
3587 * cpperror.c (cpp_print_containing_files): Don't use
3589 * cpplib.c (conditional_skip): Set temp->lineno.
3590 (do_endif): Make error message less obscure.
3591 (if_directive_name): New function.
3592 (cpp_get_token [case EOF]): Unwind the if stack and generate
3593 error messages for each unterminated conditional in this file.
3594 (parse_string): Do not behave differently if -traditional.
3596 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
3598 * builtins.c (expand_builtin_va_arg): Cope with an array-type
3599 va_list decomposing to pointer-type.
3600 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
3601 (rs6000_va_arg): Likewise.
3603 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
3605 * except.c (start_dynamic_handler): Compute size using
3606 STACK_SAVEAREA_MODE.
3608 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3610 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
3611 include directory headers. Don't define strrchr. Don't provide
3612 my_* replacement functions. Prefer PTR over `pointer_type'.
3613 Don't prototype system functions. Don't redefine getopt.
3615 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
3616 safe_read, safe_write, save_pointers, restore_pointers,
3617 is_id_char, in_system_include_dir, directory_specified_p,
3618 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
3619 find_corresponding_lparen, referenced_file_is_newer,
3620 save_def_or_dec, munge_compile_params, gen_aux_info_file,
3621 process_aux_info_file, identify_lineno, check_source,
3622 seek_to_line, forward_to_next_token_char, output_bytes,
3623 output_string, output_up_to, other_variable_style_function,
3624 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
3625 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
3626 find_static_definition, connect_defs_and_decs, add_local_decl,
3627 add_global_decls, needs_to_be_converted, visit_each_hash_node,
3628 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
3629 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
3630 scan_for_missed_items, edit_file, string_list_cons): Add static
3632 (standard_exec_prefix, target_machine, target_version,
3633 default_syscalls_dir, string_list, string_list_cons, find_file,
3634 do_cleaning): Constify a char*.
3635 (safe_read, safe_write): Use PTR, not a char*.
3636 (is_id_char): Take an int, not a char.
3637 (main): Add prototype. Call return, not exit.
3639 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
3641 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
3642 when comparing types.
3644 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
3646 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
3647 (strength_reduce): Release the varrays from the no-bivs early exit.
3649 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
3650 the loop over the registers.
3652 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
3654 (restore_tree_status): Check that instead when freeing the obstack.
3656 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
3658 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
3661 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3663 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
3664 operand size modifiers.
3666 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3668 * c-common.c (c_common_nodes_and_builtins): Don't build
3670 * c-common.h (enum c_tree_index and related accesor macros): Remove
3671 everything now declared in tree.h.
3672 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3673 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
3674 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
3675 (error_mark_node, void_type_node, char_type_node, integer_type_node,
3676 unsigned_type_node, ptr_type_node, va_list_type_node,
3677 integer_zero_node, null_pointer_node, integer_one_node): Delete.
3678 (init_decl_processing): Call build_common_tree_nodes and
3679 build_common_tree_nodes_2 instead of building their nodes here.
3680 Don't add roots for these nodes.
3681 * stor-layout.c (size_zero_node, size_one_node): Delete.
3682 (set_sizetype): Make a new node for bitsizetype each time.
3683 * tree.c (global_trees): New variable.
3684 (init_obstacks): Add a gc root for it.
3685 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3686 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
3687 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
3688 (build_common_tree_nodes): New function.
3689 (fix_sizetype): New function.
3690 (build_common_tree_nodes_2): New function.
3691 * tree.h (enum tree_index): New.
3692 (global_trees): Declare.
3693 Add accessor macros for all nodes now moved to global_trees.
3694 Delete their declarations.
3696 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
3698 * c-decl.c (finish_function): When processing a nested function,
3699 push and pop GC context around rest_of_compilation.
3701 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
3703 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
3704 Default ix86_arch to PROCESSOR_I386.
3705 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
3706 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
3707 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
3708 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
3709 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
3710 (EXTRA_SPECS): Remove deleted specs.
3712 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
3714 * function.c (assign_stack_local_1): Allocate from
3715 function->x_frame_offset, not frame_offset.
3717 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
3719 * ggc.h (lang_cleanup_tree): Remove.
3720 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
3721 * ggc-callbacks.c (lang_cleanup_tree): Remove.
3723 * c-decl.c (finish_struct): Use ggc_alloc to allocate
3724 TYPE_LANG_SPECIFIC when garbage collecting.
3725 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
3726 (lang_cleanup_tree): Remove.
3728 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3730 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
3731 * crtstuff.c: Not here.
3732 * dwarf2out.c: Or here.
3733 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
3736 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
3738 * function.h (free_after_compilation): Remove decl parameter.
3739 (free_varasm_status0: Likewise.
3740 (free_emit_status): Likewise.
3741 (free_stmt_status): Likewise.
3742 (free_after_compilation): Likewise.
3743 (init_lang_status): New variable.
3744 (free_lang_status): Likewise.
3745 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
3746 * function.c (init_lang_status): New variable.
3747 (free_lang_status): Likewise.
3748 (push_function_context_to): Don't set function::decl here.
3749 (free_after_copmilation): Make decl parameter implicit. Call
3750 free_lang_status if defined.
3751 (prepare_function_start): Call init_lang_status if defined.
3752 (init_function_start): Set function::decl here.
3753 * profile.c (output_func_start_profiler): Don't call pushdecl
3754 until we've actually started the function.
3755 * stmt.c (free_stmt_status): Make decl parameter implicit.
3756 * toplev.c (rest_of_compilation): Don't pass decl to
3757 free_after_compilation.
3758 * varasm.c (free_varasm_status): Likewise.
3760 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3762 * except.c (call_get_eh_context): Add root when allocating static
3765 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
3767 * arm.c: Include "ggc.h".
3768 (arm_add_gc_roots): New function.
3769 (arm_override_options): Call it.
3770 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
3772 * arm.md (define_asm_attributes): Add a pool_range attribute.
3774 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
3776 * extend.texi (Volatiles): New node.
3778 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
3780 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
3781 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
3782 (struct ggc_any): Replace `mark' with `magic_mark'.
3783 (ggc_alloc_string): Use memcpy, not bcopy.
3784 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
3785 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
3786 (ggc_free_any): New.
3787 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
3788 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
3789 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
3790 Use IS_MARKED. Use ggc_free_any.
3792 1999-09-09 Scott Bambrough <scottb@netwinder.org>
3794 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
3796 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
3798 * toplev.c (main): Always init_ggc.
3800 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
3802 * except.c (find_all_handler_type_matches): Free the list if
3803 we found no matches.
3805 * combine.c (SUBST): Break out to a real function do_SUBST.
3806 (SUBST_INT): Likewise.
3807 * gcse.c (free_pre_mem): Free `temp_bitmap'.
3808 (pre_insert): Free `inserted'.
3809 * loop.c (basic_induction_var): Always set `location'.
3811 * function.c (expand_function_end): Add initial_trampoline as a root.
3812 * rtl.h (init_varasm_once): Declare.
3813 * toplev.c (compile_file): Call it.
3814 * ggc-simple.c (ggc_mark_string_ptr): New.
3815 (ggc_add_string_root): New.
3816 (ggc_collect): Disable collection avoidance temporarily.
3817 * ggc.h (ggc_add_string_root): Declare.
3818 * except.c (create_rethrow_ref): Use ggc_alloc_string.
3819 * optabs.c (init_libfuncs): Likewise.
3820 * varasm.c (named_section): Use ggc_alloc_string.
3821 (make_function_rtl): Likewise.
3822 (make_decl_rtl): Likewise.
3823 (assemble_static_space): Likewise.
3824 (assemble_trampoline_template): Likewise.
3825 (output_constant_def): Likewise.
3826 (force_const_mem): Likewise.
3827 (mark_const_hash_entry): New.
3828 (mark_pool_sym_hash_table): New.
3829 (mark_varasm_state): Use it.
3830 (init_varasm_once): New.
3832 * expr.h (init_one_libfunc): Declare.
3833 * optabs.c (init_one_libfunc): New.
3834 (init_optabs): Use it.
3835 * config/gofast.h: Likewise.
3836 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
3837 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
3839 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3841 * Makefile.in (cppexp.o): Depend on cpphash.h.
3842 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
3844 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
3845 * cpplib.c (do_define): Generalise to handle poisoned definitions,
3846 redefining poisoned identifiers, etc.
3847 (do_undef): Don't allow poisoned identifiers to be undefined.
3848 (do_pragma): Add #pragma poison.
3849 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
3851 * cccp.c: Add T_POISON node type.
3852 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
3854 (do_define): Generalise to handle poisoned definitions,
3855 redefining poisoned identifiers, etc.
3856 (do_undef): Don't allow poisoned identifiers to be undefined.
3857 (do_pragma): Add #pragma poison.
3858 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
3860 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
3861 * c-pragma.h: Add ps_poison state. We now always have generic
3864 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
3866 * ggc.h (ggc_alloc): New function.
3867 (ggc_mark): Likewise.
3868 * ggc-simple.c (ggc_any): New structure.
3869 (ggc_status): Add anys.
3870 (n_anys_collected): New variable.
3871 (ggc_alloc): Define.
3872 (ggc_mark): Likewise.
3873 (ggc_collect): Collect the anys.
3875 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3877 * c-decl.c (mark_binding_level): Make static to match prototype.
3879 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
3881 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
3883 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
3885 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
3886 will use into account. Expand the max width to 5.
3889 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
3891 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
3894 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
3896 * alpha.md (call value patterns): Remove the result predicates.
3898 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
3900 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
3903 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3905 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
3906 changed from extern char *, to extern PTR. Also fix typo in
3907 NEED_DECLARATION_REALLOC test.
3909 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
3911 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3913 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
3914 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
3915 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
3916 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
3918 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
3920 * cccp.c (pcfinclude): Likewise.
3922 * global.c (allocno_compare): Likewise.
3924 * haifa-sched.c (rank_for_schedule): Likewise.
3926 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
3928 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
3930 * stupid.c (stupid_reg_compare): Likewise.
3932 * tree.c (_obstack_allocated_p): Likewise.
3934 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
3936 1999-09-08 Bruce Korb autogen@linuxbox.com
3938 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
3939 why "gperf -F" fails.
3940 * gcc/cp/Makefile.in: ditto
3941 * gcc/Makefile.in: ditto
3942 * gcc/java/Makefile.in: ditto
3944 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
3946 * lists.c: Include ggc.h.
3948 (init_EXPR_INSN_LIST_cache): Install it.
3950 * ggc-simple.c (init_ggc): Absorb the old init.
3951 (ggc_push_context): Use xcalloc.
3952 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
3953 (ggc_collect): Add [rvts] tags to the collection stats.
3955 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
3957 * cccp.c (main): Fix handling of -include and -imacros options.
3959 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
3961 * cpplib.c (cpp_push_buffer): Fix order of arguments.
3963 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3965 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
3968 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3970 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
3971 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
3972 and SET_DEST. Update comment.
3974 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3976 * config/c4x/c4x.c: Include ggc.h.
3977 (c4x_add_gc_roots): New function.
3978 (c4x_override_options): Call c4x_add_gc_roots.
3980 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
3982 * defaults.h (TARGET_ESC): Move ...
3983 * system.h: ... here, where Linas had it in the first place. Silly me.
3985 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
3987 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
3988 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
3989 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
3990 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
3991 * defaults.h (TARGET_ESC): Add default.
3993 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
3995 * configure.in: add i370-*-openedition, i370-*-mvs and
3996 i370-*-linux targets
3998 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
4000 * dsp16xxx.c: Include ggc.h
4001 (override_options): Mark GC roots.
4002 * mn10200.c: Include ggc.h.
4003 (asm_file_start): Mark GC roots.
4004 * tahoe.c: Include ggc.h.
4005 (extensible_operand): Mark GC roots.
4007 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
4009 * README: Add section discussing status of ELF ABI.
4010 * i370.c: Fix misc spelling mistakes.
4011 (i370_label_scan): Updated notes, exception handling.
4012 (i370_function_prolog): Simplify ELF stack handling.
4013 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
4014 (STACK_GROWS_DOWNWARD): ELF stack grows down.
4015 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
4016 * i370.md: (movdi): Add notes.
4017 (floatsidf2): Use stack not rtca for scratch float area.
4018 (iorsi3): Correct operand constraints.
4019 * x-oe: Restore TAROUTOPTS which are used by pax.
4021 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
4023 * rs6000.c: Include ggc.h.
4024 (rs6000_add_gc_roots): New function.
4025 (override_options): Call it.
4027 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
4029 * alpha.h (alpha_compare): New.
4030 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
4031 * alpha.c: Likewise for the definitions.
4032 (alpha_emit_conditional_branch): Update for alpha_compare.
4033 (alpha_emit_conditional_move): Likewise.
4034 * alpha.md (cmpdf, cmpdi): Likewise.
4035 (setcc patterns): Likewise. Zero alpha_compare after use.
4036 (sne): Optimize (x != 0) into (0U < x).
4038 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
4040 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
4041 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
4042 (INIT_EXPANDERS): Remove.
4043 * alpha.c: Include ggc.h.
4044 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
4045 (alpha_init_machine_status, alpha_mark_machine_status): New.
4046 (override_options): Install them.
4047 (struct machine_function): Moved to alpha.h.
4048 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
4049 (alpha_init_expanders): Remove.
4050 (alpha_return_addr): Adjust to use current_function->machine.
4051 (alpha_ra_ever_killed): Likewise.
4052 (alpha_expand_epilogue): Likewise.
4053 * alpha.md (eh_epilogue): Likewise.
4055 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
4056 Melissa O'Neill <oneill@cs.sfu.ca>
4057 Geoffrey Keating <geoffk@cygnus.com>
4059 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
4060 call-used registers (call-saved registers must still be contiguous
4061 and end with r31, of course).
4063 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
4065 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
4066 (self_promoting_type_p): Delete.
4067 (self_promoting_args_p): Move ...
4068 * c-common.c: ... here.
4069 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
4070 (simple_type_promotes_to): New.
4071 * builtins.c (lang_type_promotes_to): New.
4072 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
4073 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
4074 * c-common.h: ... here.
4075 (self_promoting_args_p, simple_type_promotes_to): Declare.
4076 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
4077 (grokdeclarator): Likewise.
4078 * tree.h (lang_type_promotes_to): Declare.
4080 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
4082 Add some machine-dependent GC roots.
4083 * sparc.c: Include ggc.h.
4084 (sparc_add_gc_roots): New function.
4085 (mark_ultrasparc_pipeline_state): Likewise.
4086 (override_options): Call sparc_add_gc_roots.
4087 * pa.c: Include ggc.h.
4088 (pa_add_gc_roots): New function.
4089 (mark_deferred_plabels): Likewise.
4090 (override_options): Call pa_add_gc_roots.
4091 * mips.c: Include ggc.h.
4092 (mips_add_gc_roots): New function.
4093 (override_options): Use it.
4095 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4097 * cpperror.c (cpp_file_line_for_message): Constify a char*.
4099 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4100 cpp_parse_expr): Add static prototypes.
4101 (parse_charconst): Don't cast away const-ness.
4102 (token): Constify a char*.
4104 * cppfiles.c (file_name_list, include_hash, find_include_file,
4105 finclude, initialize_input_buffer): Constify a char*.
4106 (file_cleanup, find_position): Add static prototypes.
4108 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4109 collect_expansion): Add static prototypes.
4110 (cpp_install, create_definition, monthnames): Constify a char*.
4112 * cpphash.h (cpp_install): Likewise.
4114 * cppinit.c (known_suffixes, default_include,
4115 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4116 (base_name, dump_special_to_buffer, initialize_dependency_output):
4117 Add static prototypes.
4119 * cpplib.c (my_strerror): Constify a char*.
4120 (null_underflow, null_cleanup, skip_comment, copy_comment,
4121 copy_rest_of_line, handle_directive, pass_thru_directive,
4122 get_directive_token, read_line_number, cpp_print_file_and_line,
4123 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4124 v_cpp_warning_with_line, detect_if_not_defined,
4125 consider_directive_while_skipping): Add static prototypes.
4126 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4127 cpp_pedwarn_with_file_and_line): Constify a char*.
4129 * cpplib.h (cpp_options, include_hash, progname, definition,
4130 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4131 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4132 find_include_file, deps_output, include_hash): Constify a char*.
4134 * cppmain.c (progname): Constify.
4135 (main): Add prototype. Use return, not exit.
4137 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4138 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4139 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4140 check_protection): Add static prototype.
4142 (progname, recognized_macrom, recognized_extern): Constify a char*.
4143 (main): Add prototype.
4145 * gen-protos.c (progname): Constify a char*.
4147 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4149 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4150 (init_emit_once): Add more GC roots.
4151 * except.c (mark_func_eh_entry): New function.
4152 (mark_eh_node): Mark false_label and rethrow_label.
4153 (init_eh): Add more GC roots.
4154 * function.c (free_after_compilation): Take decl as a paramter.
4155 Call free_stmt_status.
4156 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4158 * function.h (free_after_compilation): Change prototype.
4159 (free_varasm_status): Likewise.
4160 (free_emit_status): Likewise.
4161 (free_stmt_status): New function.
4162 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4163 Remove, replacing with ...
4164 (ggc_status): New structure.
4165 (ggc_chain): New variable.
4167 (ggc_push_context): New function.
4168 (ggc_pop_context): Likewise.
4169 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4170 (ggc_alloc_rtvec): Likewise.
4171 (ggc_alloc_tree): Likewise.
4172 (ggc_alloc_string): Likewise.
4173 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4174 (ggc_mark_tree): Give language-dependent code a chance to mark
4176 (ggc_mark_tree_varray): Handle empty arrays.
4177 (ggc_collect): Adjust for use of ggc_chain. Clear
4178 bytes_alloced_since_last_gc.
4179 * ggc.h (ggc_pop_context): New function.
4180 (ggc_push_context): Likewise.
4181 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4182 * stmt.c (free_stmt_status): New function.
4183 (init_stmt_for_function): Clear last_expr_value.
4184 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4185 Conditionalize call to ggc_collect.
4186 (main): Call init_ggc.
4187 * tree.c (push_obstacks): Do the push, even when GC'ing.
4188 (push_obstacks_nochange): Likewise.
4189 (pop_obstacks): Liekwise.
4190 * varasm.c (free_varasm_status): Take decl as a parameter.
4192 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4194 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4195 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4196 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4197 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4199 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4201 * pa/x-pa-mpeix: New file for the MPE port.
4203 * pa/quadlib.asm: New file for long double support.
4205 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4206 * configure: Rebuilt.
4208 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4210 * final.c (shorten_branches): Fix last change.
4212 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4214 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4216 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4218 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4221 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4223 * c-aux-info.c (concat): Don't define.
4225 * cccp.c (my_strerror): Likewise. All callers changed to use
4227 (do_include): Call xstrdup, not xmalloc/strcpy.
4228 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4229 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4231 * collect2.c (my_strsignal): Likewise. All callers changed to use
4233 (locatelib): Call xstrdup, not xmalloc/strcpy.
4235 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4237 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4239 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4241 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4243 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4245 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4247 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4249 (find_all_handler_type_matches): Likewise. Don't check return
4251 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4252 xmalloc, not malloc.
4253 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4255 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4256 (init_spec): Call xcalloc, not xmalloc/bzero.
4257 (set_spec): Call xstrdup, not save_string.
4258 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4259 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4260 (process_command): Call xstrdup, not save_string.
4261 (main): Call xcalloc, not xmalloc/bzero.
4263 * gcov.c (xmalloc): Don't define.
4264 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4265 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4266 (output_data): Call xcalloc, not xmalloc/bzero.
4268 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4270 * mips-tdump.c (xmalloc): Don't define.
4271 (print_symbol): Call xmalloc, not malloc.
4272 (read_tfile): Call xcalloc, not calloc.
4274 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4275 Don't define. All callers of xfree/my_strsignal changed to use
4276 free/strsignal instead.
4277 (allocate_cluster): Call xcalloc, not calloc.
4279 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4280 Fix memory leak, free allocated memory.
4282 * prefix.c (translate_name): Call xstrdup, not save_string.
4283 (update_path): Likewise.
4285 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4287 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4288 Don't define. Callers of xfree/savestring2 changed to use
4289 free/concat instead.
4291 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4292 (init_elim_table): Likewise.
4294 * resource.c (init_resource_info): Likewise.
4296 * stupid.c (stupid_life_analysis): Likewise.
4298 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4299 (open_dump_file): Call concat, not xmalloc/strcpy/...
4300 (clean_dump_file): Likewise.
4301 (compile_file): Call xstrdup, not xmalloc/strcpy.
4303 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4305 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4306 * v850.c (v850_va_arg): New.
4308 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4310 * haifa-sched.c: Tidy comments.
4312 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4314 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4315 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4316 $(out_object_file)): Depend on ggc.h.
4317 * c-common.c: Include "ggc.h".
4318 (combine_strings): If doing GC, use ggc_alloc_string.
4319 * c-decl.c: Include "ggc.h".
4320 (ggc_p): Define with value 0.
4321 (mark_binding_level): New function.
4322 (init_decl_processing): Add GC roots.
4323 (mark_c_function_context): New function.
4324 (lang_mark_false_label_stack): New function.
4325 (lang_mark_tree): New function.
4326 (lang_cleanup_tree): New function.
4327 * c-lang.c: Include "ggc.h".
4328 (lang_init): Call c_parse_init.
4329 * c-lex.c: Include "ggc.h".
4330 (check_linenum): If doing GC, don't copy filenames to permanent
4332 * c-parse.in: Include "ggc.h".
4333 (c_parse_init): New function.
4334 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
4335 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
4337 * except.c (mark_eh_state): Mark more state.
4338 * function.c (mark_function_state): Likewise.
4339 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
4340 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
4341 * toplev.c (mark_file_stack): New function.
4342 (compile_file): If doing GC, use ggc_alloc_string on input filename.
4343 (main): Add root for input_file_stack.
4345 * i386.c: Include "ggc.h".
4346 (ix86_mark_machine_status): New function.
4347 (override_options): Set mark_machine_status.
4349 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4351 * tree.c (copy_node): Copy node contents also if doing GC.
4353 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4355 * collect2.c (scan_libraries): Fix double-thinko :-).
4357 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
4359 * collect2.c (scan_libraries): Fix thinko.
4361 * cse.c (delete_trivially_dead_insns): Do not skip the last
4362 insn if it is a real insn.
4364 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
4366 * Makefile.in (ggc-simple.o): Depend on hash.h.
4367 * ggc.h (ggc_add_tree_hash_table_root): Declare.
4368 (ggc_mark_tree_varray): Likewise.
4369 (ggc_mark_tree_hash_table): Likewise.
4370 * ggc-simple.c: Include hash.h.
4371 (ggc_mark_tree_hash_table_ptr): New function.
4372 (ggc_mark_tree_hash_table_entry): Likewise.
4373 (ggc_mark_tree_hash_table): Likewise.
4374 (ggc_add_tree_hash_table_root): Likewise.
4375 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
4376 rtx, when defining fields.
4378 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4380 * profile.c (output_func_start_profiler): Remove apparently
4381 nonsensical call to start_sequence.
4383 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
4385 * clipper/clipper.c (clipper_va_start): Fix typos.
4387 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
4388 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
4389 (spur_va_arg): New stub.
4391 * configure.in: Comment out pyramid.
4393 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
4395 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
4396 don't conflict with the bits that win32, cygwin, and dgux
4399 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
4400 Bernd Schmidt <bernds@cygnus.co.uk>
4402 * integrate.c (function_cannot_inline_p): Do not inline
4403 functions with forced labels.
4405 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
4406 Bernd Schmidt <bernds@cygnus.co.uk>
4407 Mark Mitchell <mark@codesourcery.com>
4409 * Makefile.in (ggc-simple.o): Depend on varray.h.
4410 (rtl.o): Depend on ggc.h.
4411 (genattrtab.o): Depend on ggc.h.
4412 (print-tree.o): Likewise.
4413 (fold-const.o): Likewise.
4414 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
4415 (make_insn_raw): Don't cache insns when GC'ing.
4416 (emit_insn_before): Likewise.
4417 (emit_insn_after): Likewise.
4418 (emit_insn): Likewise.
4419 (start_sequence): Use xmalloc to allocate the sequence_stack.
4420 (end_sequence): Add free to free it.
4421 (gen_sequence): Don't cache insns when GC'ing.
4422 (clear_emit_caches): Don't use sequence_element_free_list.
4423 (init_emit): Use xcalloc, not xmalloc+bzero.
4424 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
4425 * function.c (pop_function_context_from): Use free to free the
4426 fixup_var_refs_queue.
4427 (put_reg_into_stack): Allocate it with xmalloc.
4428 * genattrtab.c: Include ggc.h.
4429 (operate_exp): Don't use obstack_free when GC'ing.
4430 (simplify_cond): Likewise.
4431 (simplify_text_exp): Likewise.
4432 (optimize_attrs): Likewise.
4433 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
4435 (gencode): Generate a #include for ggc.h.
4436 * ggc-callbacks.c (ggc_p): Define it to zero.
4437 * ggc-none.c (ggc_p): Likewise.
4438 * ggc-simple.c: Include varray.h.
4439 (ggc_mark_tree_varray): New function.
4440 (ggc_add_tree_varray_root): Likewise.
4441 (ggc_mark_tree_varray_ptr): Likewise.
4442 * ggc.h (ggc_p): Declare.
4443 (varray_head_tag): Likewise.
4444 (ggc_add_tree_varray_root): Declare.
4445 * print-tree.c (print_node): Don't check for TREE_PERMANENT
4446 inconsistencies when GC'ing.
4447 * rtl.c: Include ggc.h.
4448 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
4449 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
4450 (rtx_free): Don't call obstack_free when GC'ing.
4451 * toplev.c (rest_of_compilation): Call ggc_collect after every
4453 * tree.c (push_obstacks): Do nothing, if GC'ing.
4454 (pop_obstacks_nochange): Likewise.
4455 (pop_obstacks): Likewise.
4456 (make_node): Use ggc_alloc_tree when GC'ing.
4457 (copy_node): Likewise.
4458 (get_identifier): Use ggc_alloc_string when GC'ing.
4459 (build_string): Likewise.
4460 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
4461 (tree_cons): Likewise.
4463 (type_hash_canon): Don't call obstack_free when GC'ing.
4465 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
4467 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4468 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
4470 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
4471 Bernd Schmidt <bernds@cygnus.co.uk>
4472 Mark Mitchell <mark@codesourcery.com>
4474 * Makefile.in (stor-layout.o): Depend on ggc.h.
4475 (expr.o): Depend on ggc.h.
4476 (profile.o): Depend on ggc.h.
4477 (stor-layout.o): Depend on ggc.h.
4478 * emit-rtl.c (init_emit_once): Add gc roots.
4479 * expr.c: Include ggc.h.
4480 (emit_block_move): Add gc roots.
4481 (clear_storage): Likewise.
4482 * expr.h (init_stor_layout_once): New function.
4483 * profile.c: Include ggc.h.
4484 (init_arc_profiler): profiler_label is a root.
4485 * scan.c (make_sstring_space): Trust xrealloc to function
4486 correctly with first parameter NULL.
4487 * stor-layout.c: Include ggc.h.
4488 (set_sizetype): Add gc root.
4489 (init_stor_layout_once): New function.
4490 * toplev.c (compile_file): Call it.
4492 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
4493 Bernd Schmidt <bernds@cygnus.co.uk>
4494 Mark Mitchell <mark@codesourcery.com>
4496 * Makefile.in (tree.o): Depend on ggc.h.
4497 (varasm.o): Likewise.
4498 (function.o): Likewise.
4500 (except.o): Likewise.
4501 (optabs.o): Likewise.
4502 (emit-rtl.o): Likewise.
4503 * emit-rtl.c: Include ggc.h.
4504 (sequence_element_free_list): Remove, and all references.
4505 (mark_sequence): New functions.
4506 (mark_emit_state): New function.
4507 * except.c: Include ggc.h.
4508 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
4509 (mark_tree_label_node): New functions.
4510 (mark_eh_state): New function.
4511 * function.c: Include ggc.h.
4512 (mark_temp_slot, mark_function_chain): New functions.
4513 (mark_function_state): New function.
4514 (init_function_once): New function.
4515 * function.h (init_function_once): New function.
4516 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
4517 * ggc.h (label_node): Declare.
4518 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
4519 (lang_mark_false_label_stack): New function.
4520 (mark_temp_slot): Remove declaration.
4521 (mark_function_chain): Likewise.
4522 (mark_eh_state): Adjust prototype.
4523 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
4525 * optabs.c: Include ggc.h.
4526 (mark_optab): New function.
4527 (init_optabs): Add gc roots.
4528 * stmt.c: Include ggc.h.
4529 (mark_cond_nesting, mark_loop_nesting): New functions.
4530 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
4531 (mark_stmt_state): New function.
4532 * toplev.c (compile_file): Call init_function_once.
4533 * tree.c: Include ggc.h.
4534 (type_hash): Move declaration earlier in file.
4535 (TYPE_HASH_SIZE, type_hash_table): Likewise.
4536 (init_obstacks): Add gc roots.
4537 (mark_type_hash): New function.
4538 * varasm.c: Include ggc.h.
4539 (mark_pool_constant): New function.
4540 (mark_varasm_state): New function.
4542 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4544 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
4546 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4548 * c-decl.c (struct language_function): Renamed from struct c_function.
4550 (c_function_chain): Delete.
4551 (push_c_function_context): New arg F. Don't warn about nested
4552 functions here. Fill LANGUAGE elt of F. Delete code to update
4553 c_function_chain. Don't call push_function_context.
4554 (pop_c_function_context): New arg F. Restore from there instead of
4555 from c_function_chain. Don't call pop_function_context. Clear out
4556 LANGUAGE field of F when done.
4557 * c-lang.c: Include "function.h"
4558 (lang_init): Initialize save_lang_status and restore_lang_status.
4559 * c-parse.in (nested_function, nested_function_notype): Warn about
4560 nested functions. Call push_function_context/pop_function_context
4561 instead of the _c_ variants.
4562 * c-tree.h (push_c_function_context, pop_c_function_context): Update
4564 * Makefile.in (c-lang.o): Update dependencies.
4566 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
4567 regno_pointer_flag, regno_pointer_align.
4568 (gen_reg_rtx): Use xrealloc to enlarge them.
4569 (free_emit_status): New function.
4570 * function.c (mark_machine_status, mark_lang_status): New variables.
4571 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
4572 in some bits from assign_stack_local. All callers changed to use new
4574 (assign_stack_local): Just call assign_stack_local_1.
4575 (free_after_compilation): New function.
4576 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
4577 (trampoline_address): Likewise.
4578 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
4579 (prepare_function_start): Explicitly clear some more variables.
4580 * function.h (struct function): New elt can_garbage_collect.
4581 (mark_machine_status, mark_lang_status): Declare variables.
4582 (free_after_compilation, free_emit_status, free_varasm_status,
4583 init_varasm_status): Declare functions.
4584 * toplev.c (rest_of_compilation): Call free_after_compilation when
4585 done with the current function.
4586 * varasm.c (free_varasm_status): New function.
4588 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
4590 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
4591 (EXPAND_BUILTIN_VA_ARG): Define.
4592 * sparc.c (sparc_va_start): New.
4593 (sparc_va_arg): New.
4595 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4597 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
4599 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4601 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
4603 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
4605 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
4607 (ggc-callbacks.o): New target.
4608 * ggc-callbacks.c: New file.
4610 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4612 * expr.h: Collapse individual optab and libfunc vars to arrays.
4613 (optab_index, libfunc_index): New enumerations.
4614 (optab_table, libfunc_table): New arrays.
4615 Add accessor macros for both.
4617 * optabs.c (optab_table, libfunc_table): New.
4618 Delete declarations for individual optab and libfunc vars.
4620 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
4622 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
4624 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4626 * Makefile.in (GGC, GGC_LIB): New.
4627 (HOST_RTL): Include ggc-none.o.
4628 (ggc-simple.o): New target.
4629 (ggc-none.o): Likewise.
4630 * tree.h (tree_common): Add gc_mark.
4631 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
4632 (struct rtvec_def): Add gc_mark.
4633 * emit-rtl.c (global_rtl): Update static initializers to contain
4634 enough initializers.
4635 * ggc.h, ggc-none.c, ggc-simple.c: New files.
4636 * toplev.c (gc_time): New variable.
4637 (all_time): New variable.
4638 (compile_file): Print gc time.
4639 (print_time): Calculate percentage of the whole.
4641 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4643 Change obstack memory management and varasm constant pool handling so
4644 that nested functions are treated like any other functions.
4645 * function.c (init_machine_status): New variable.
4646 (push_function_context_to): Set contains_functions for the outer
4647 function. Don't call save_varasm_status.
4648 (pop_function_context_from): Don't call restore_varasm_status. Don't
4649 set current_function_contains_functions.
4650 (prepare_function_start): Call init_varasm_status rather than
4651 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
4653 * function.h (struct function) Add field varasm. Delete fields
4654 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
4655 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
4656 (init_machine_status): Declare.
4657 (save_varasm_status, restore_varasm_status): Delete declarations.
4658 (save_tree_status, restore_tree_status): Delete last argument.
4659 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
4660 code. All callers changed.
4661 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
4662 save_constants_in_decl_trees, restore_constants, save_constants,
4663 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
4665 (inlining): New variable.
4666 (reg_map, label_map, insn_map, orig_asm_operands_vector,
4667 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
4669 (save_for_inline_nocopy): Don't save constants.
4670 Don't set inl_emit field in current_function.
4671 (expand_inline_function): Use emit field, not inl_emit, of the inlined
4672 function. Set new variable inlining before
4673 calling copy_rtx_and_substitute.
4674 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
4675 constant pool references if inlining is nonzero.
4676 Delete ADDRESS and (most of the) CONST cases.
4677 (output_inline_function): Save and restore current_function/
4678 current_function_decl. Delete restore_constants code. Don't call
4679 init_const_rtx_hash_table.
4680 * output.h (init_const_rtx_hash_table): Don't declare.
4681 * rtl.h (struct function): Declare.
4682 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
4683 * toplev.c (rest_of_compilation): Don't treat nested functions or
4684 functions containing them specially. Delete all code to deal with
4685 save_for_inline_copying.
4686 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
4687 inline_obstacks): Delete variables.
4688 (save_tree_status): Lose arg CONTEXT. All callers changed.
4689 Simply allocate a new function_maybepermanent_obstack for the new
4690 function, delete all the special cases.
4691 Don't save inline_obstacks.
4692 (restore_tree_status): Lose arg CONTEXT. All callers changed.
4693 Delete special handling for function_maybepermanent_obstack; simply
4695 Don't restore inline_obstacks.
4696 (permanent_allocation): Delete code that frees inline_obstacks.
4697 (print_inline_obstack_statistics): Delete function.
4698 (dump_tree_statistics): Don't call it.
4699 * varasm.c (struct varasm_status): New.
4700 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
4701 last_pool, pool_offset, const_double_chain): Delete global
4702 variables, replace with accessor macros.
4703 (immed_double_const): Don't walk const_double_chain outside a
4704 function, but don't treat nested functions specially anymore.
4705 (immed_real_const_1): Likewise.
4706 (clear_const_double_mem): Don't treat nested functions specially.
4707 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
4708 (save_varasm_status, restore_varasm_status): Delete functions.
4709 (init_varasm_status): New function.
4710 (force_const_mem): Don't treat nested functions specially.
4711 (find_pool_constant): Accept new arg F, search for constants in
4712 that function's pool rather than the current one. All callers
4714 (get_pool_constant_for_function, get_pool_mode_for_function): New
4717 * i386.c (init_386_machine_status): New function, mostly from
4718 clear_386_stack_locals.
4719 (struct machine_functions): Rename element names to avoid name
4721 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
4722 macros, replacing global variables.
4723 (clear_386_stack_locals, save_386_machine_status,
4724 restore_386_machine_status): Delete functions.
4725 (override_options): Initialize init_machine_status.
4726 * i386.h (INIT_EXPANDERS): Delete macro.
4727 (save_386_machine_status, restore_386_machine_status,
4728 clear_386_stack_locals): Delete declarations.
4730 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4732 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
4733 (doloop_begin): Simplify pattern and use emit_jump_insn.
4734 (doloop_end): Simplify pattern, switch operand order,
4735 and use emit_jump_insn.
4737 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4739 * function.h (struct function): Add new element LANGUAGE.
4740 (save_lang_status): Declare new variable.
4741 (restore_lang_status): Likewise.
4742 * function.c (save_lang_status): Define.
4743 (restore_lang_status): Likewise.
4744 (push_function_context_to): Call language-specific save function.
4745 (pop_function_context_from): Call language-specific restore function.
4747 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4749 * i386.md (movsf_1): Check REG_P before use of REGNO.
4750 (movdf_1): Likewise.
4751 (movxf_1): Likewise.
4752 (extendsfdf2): Likewise.
4753 (extendsfxf2): Likewise.
4754 (extenddfxf2): Likewise.
4756 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4758 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
4759 constants into memory.
4760 (c4x_shiftable_constant): New function.
4761 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
4762 (c4x_shiftable_constant): Declare.
4763 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
4764 ashlqi3_noclobber): Add new patterns and associated splitters.
4766 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
4768 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
4769 * dwarf2out.c (dwarf2out_frame_init): Likewise.
4770 * final.c (shorten_branches): Likewise.
4771 * global.c (global_alloc): Likewise.
4772 * haifa-sched.c (build_control_flow): Likewise.
4773 * stmt.c (check_for_full_enumeration_handling): Likewise.
4774 (estimate_case_costs): Likewise.
4776 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
4778 * rtl.h (RTL_CHECKC2): Fix typo in last change.
4780 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
4782 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
4783 (recompute_reg_usage): Likewise.
4784 * rtlanal.c (find_regno_fusage): Likewise.
4786 * rtl.c (rtl_check_failed_code1): New function.
4787 (rtl_check_failed_code2): New.
4788 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
4789 (RTL_CHECKC1, RTL_CHECKC2): New.
4790 (XC*): New accessor macros.
4791 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
4792 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
4793 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
4794 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
4795 (TRAP_*, RANGE_INFO_*): Likewise.
4797 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4799 * Makefile.in (tlink.o): Don't depend on toplev.h.
4801 * collect2.c (c_file, o_file, export_file, import_file, ldout,
4802 output_file, nm_file_name, ldd_file_name, strip_file_name,
4803 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
4804 add_prefix, prefix_from_env, prefix_from_string, do_wait,
4805 fork_execute, maybe_unlink, add_to_list,
4806 extract_init_priority, write_list, dump_list,
4807 dump_prefix_list, write_list_with_asm, write_c_file,
4808 write_c_file_stat, write_c_file_glob, scan_prog_file,
4809 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
4810 ignore_library, extract_string, notice, dump_file, target_machine,
4811 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
4812 read_file, print_load_command): Constify a char*.
4813 (fdopen, error, fatal, fatal_perror): Don't prototype.
4814 (my_strerror): Remove. All callers use xstrerror instead.
4815 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
4816 (main): Add prototype. Constify lots of char* ptrs. Change calls
4817 to xcalloc/strcpy/strcat/... to one call to concat.
4818 (main, scan_prog_file, scan_libraries): Use an intermediate
4819 `const char **' to build an argv array.
4820 (mapfile, libselect, libcompare, locatelib): Add prototypes.
4822 * collect2.h (collect_execute, collect_wait, dump_file,
4823 file_exists): Constify a char*.
4824 (ldout, c_file_name, temporary_obstack, permanent_obstack,
4825 temporary_firstobj, vflag, debug): Add extern declarations.
4826 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
4828 * tlink.c: Don't include toplev.h.
4829 (vflag, debug, ldout, c_file_name, temporary_obstack,
4830 permanent_obstack, temporary_firstobj): Don't declare.
4831 (tlink_execute, frob_extension, symbol_hash_lookup,
4832 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
4833 recompile_files, read_repo_files, demangle_new_symbols,
4834 scan_linker_output): Constify a char*.
4835 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
4836 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
4838 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
4840 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
4841 (relative) rather than jsr (absolute) subroutine call insns.
4842 * config/m68k/m68k-coff.h: Ditto.
4844 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
4846 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
4847 now rework these too.
4848 (arm_reorg): If an insn can't reach the end of the current pool,
4849 ensure that we emit that pool before the insn.
4851 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
4853 * tlink.c (scan_linker_output): Skip the initial underscore in
4854 a mangled name if appropriate.
4856 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4858 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
4859 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
4860 error_with_ivar, gen_declarator, create_builtin_decl,
4861 my_build_string, generate_descriptor_table, generate_ivars_list,
4862 generate_dispatch_table, check_protocols, TAG_GETCLASS,
4863 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
4864 dump_base_name, lang_decode_option, build_encode_expr,
4865 start_class, finish_class, encode_pointer, really_start_method,
4866 gen_declaration, dump_interface, handle_class_ref, handle_impent):
4868 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
4869 Add static prototypes.
4870 (build_objc_string_decl, build_selector_reference_decl,
4871 encode_bitfield, build_class_reference_decl): Remove unused
4872 parameter, all callers changed.
4873 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
4874 (objc_printable_name): Likewise. Change second parameter to type int.
4875 (init_objc): Use memcpy, not bcopy, to avoid casts.
4877 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
4879 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
4880 reg notes on a deleted insn.
4881 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
4883 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
4885 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
4887 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4889 * stmt.c (expand_asm_operands): Fix index into inout_mode when
4892 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
4894 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
4895 * tm.texi (MD_ASM_CLOBBERS): Document it.
4897 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
4899 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
4900 * except.c (expand_rethrow): Remove unused variable.
4901 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
4902 * flow.c (replace_insns): Likewise.
4903 (create_edge_list, verify_edge_list): Likewise.
4904 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
4906 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
4907 is special code to run.
4908 (main): Don't define operands to emit_operand.
4909 * genrecog.c (main): Don't emit an empty peephole2_insn function.
4911 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
4913 * alpha/alpha.h (normal_memory_operand): Declare.
4914 (reg_no_subreg_operand): Declare.
4915 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4917 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
4919 * c-parse.in (compstmt_primary_start): New, broken out of first
4920 part of compstmt handling in primary.
4921 (primary): Use it. Add an error clause.
4922 (compstmt_nostart): Renamed from compstmt; remove all
4923 initial invocations of compstmt_start.
4926 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
4928 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
4931 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
4933 * combine.c (simplify_shift_const): Remove extra semicolon.
4934 * dwarf2out.c (remove_AT): Likewise.
4935 * expmed.c (expand_mult): Likewise.
4936 * gcov.c (create_program_flow_graph): Likewise.
4937 * reorg.c (mostly_true_jump): Likewise.
4939 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
4941 * fold-const.c (fold_range_test): Do not try to fold the range
4942 test if the rhs or lhs has side effects.
4944 * combine.c (simplify_rtx): Recognize another case of a synthesized
4947 * varasm.c (mark_constant_pool): When marking indirect references,
4948 only look at SYMBOL_REFs.
4950 * except.c (expand_fixup_region_end): Do not peek at
4951 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
4953 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
4955 * flags.h: New variables align_loops, align_loops_log,
4956 align_jumps, align_jumps_log, align_labels, align_labels_log,
4957 align_functions, align_functions_log.
4958 * toplev.c: Define them.
4959 (f_options): Handle -falign-* when they have no argument.
4960 (main): Add logic to set variables for -falign-functions,
4961 -falign-jumps, -falign-labels, -falign-loops.
4962 Make it -fsched-verbose=<n> and -finline-limit=<n>.
4963 (display_help): Change help to match options.
4964 * final.c (LABEL_ALIGN): Default to align_labels_log.
4965 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
4966 (LOOP_ALIGN): Default to align_loops_log.
4967 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
4968 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
4969 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
4970 * varasm.c (assemble_start_function): Handle align_functions.
4972 * config/sparc/sparc.h: Don't declare sparc_align_*.
4973 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
4974 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
4976 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
4978 * config/sparc/sparc.c: Delete sparc_align_loops,
4979 sparc_align_jumps, sparc_align_funcs and the corresponding string
4981 (sparc_override_options): Default align_functions on ultrasparc.
4982 Delete -malign-* handling.
4984 * config/mips/mips.c (override_options): On 64-bit targets,
4985 try to align code to 64-bit boundaries.
4986 (print_operand): New substitution, %~,
4987 which aligns labels to align_labels_log.
4988 * config/mips/mips.md (div_trap_normal): Use %~.
4989 (div_trap_mips16): Likewise.
4994 (ashldi3_internal): Likewise.
4995 (ashrdi3_internal): Likewise.
4996 (lshrdi3_internal): Likewise.
4997 (casesi_internal): Likewise.
4999 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
5001 Merge new ia32 backend from the branch!
5003 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
5004 See ChangeLog.P2 on new_ia32_branch for details.
5006 * rtl.h (stack_regs_mentioned_p): Delete prototype.
5007 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
5008 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5009 * i386/gas.h (ASM_FILE_START): Define.
5010 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
5011 for name change of ix86_valid_decl_attribute_p.
5012 (i386_pe_valid_type_attribute_p): Similarly.
5014 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
5016 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
5017 to step through CC modes.
5019 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5021 * regmove.c (fixup_match_1): Don't move INSN in front of P if
5022 it would end up in the shadow of a live flags regsiter.
5024 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5026 * reload1.c: Fix many indentation problems.
5027 * reload.c: Likewise.
5029 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
5031 * alias.c (non_local_reference_p): Constify fmt.
5033 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
5035 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
5037 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
5039 * cse.c (delete_trivially_dead_insns): Do not delete stores to
5040 the internal_arg_pointer.
5042 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
5044 Merge peephole2 from new_ia32_branch:
5045 * Makefile.in (STAGESTUFF): Add *.peephole2.
5046 (mostlyclean): Likewise.
5047 (recog.o): Depend on resource.h.
5049 * final.c (peephole): Conditionalize decl on HAVE_peephole.
5050 (final_scan_insn): Likewise for the invocation of peephole.
5051 * genconfig.c (main): Look for peephole and peephole2 patterns.
5052 Emit HAVE_peephole* accordingly.
5053 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
5054 * flags.h (flag_peephole2): Declare.
5055 * toplev.c: New pass peephole2. New flag -fpeephole2.
5057 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
5058 * gencodes.c (main): Likewise.
5059 * genextract.c (main): Likewise.
5060 * genoutput.c (main): Likewise.
5061 * genemit.c (max_operand_1): Look for the max scratch operand.
5062 (gen_rtx_scratch): New.
5063 (gen_exp): Use it, and pass on new arg subroutine_type.
5064 (gen_expand): Take max scratch into account.
5065 (gen_split): Emit peephole2 functions.
5066 (output_peephole2_scratch): New.
5067 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
5068 * genrecog.c (routine_type): Add PEEPHOLE2.
5070 (make_insn_sequence): Match outer parallel for peep2. Discard
5071 top level scratches and dups.
5072 (add_to_sequence): New args insn_type and top. Update all callers.
5073 Handle toplevel peep2 matching insns.
5074 (write_subroutine): Handle peep2.
5075 (write_tree_1): Likewise.
5076 (write_tree): Likewise.
5078 (change_state): New arg afterward. Update all callers.
5079 Handle matching separate insns.
5080 * recog.c (recog_next_insn): New.
5081 (peephole2_optimize): New.
5082 * rtl.def (DEFINE_PEEPHOLE2): New.
5083 * resource.c (find_free_register): New argument last_insn. Use it
5084 to find a register available through the entire span.
5085 * resource.h (find_free_register): Update prototype.
5087 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
5089 * i386.c (output_strlen_unroll): Don't write xops[7]
5090 label if it wasn't set.
5092 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
5094 * cpplib.c (struct directive): Const-ify name pointer and
5095 function pointer prototype.
5096 (validate_else, do_define, do_line, do_include, do_undef,
5097 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
5098 do_elif, do_endif, do_sccs, do_assert, do_unassert,
5099 do_warning): Const-ify second arg.
5100 (directive_table): Mark const. Reorder entries by frequency
5101 of usage, record statistics.
5103 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5105 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5106 bounds- check RTL accesses if --enable-checking.
5107 (RTVEC_ELT): Bounds check if --enable-checking.
5108 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5109 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5110 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5112 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5113 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5115 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5116 (NOTE_SOURCE_FILE): Use X0STR.
5117 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5118 MEM_ALIAS_SET): Use X0INT.
5119 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5120 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5122 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5123 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5124 (rtl_check_failed_bounds, rtl_check_failed_type1,
5125 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5127 (fancy_abort): Fix comment.
5129 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5130 (cse_insn): Decrement LABEL_NUSES for jump target before
5132 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5133 * final.c (alter_subreg): Compute regno before changing x to
5134 REG; set REGNO(x) after changing it.
5135 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5136 notes containing CONST_INTs.
5137 (delete_eh_regions): Use NOTE_EH_HANDLER.
5138 * function.c (put_reg_into_stack): Make reg a MEM before
5140 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5142 (gen_mem_addressof): Make reg a MEM before initializing it.
5143 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5145 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5146 deleting an insn, not after.
5147 (block_alloc): Only look at PATTERN(insn) if we have to, and
5148 only if it's format class 'i'.
5149 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5150 CONST_INT before using its INTVAL.
5151 * print-rtl.c (print_rtx): Use X0STR.
5152 * regmove.c (fixup_match_1): Don't look at PATTERN of
5153 non-class-'i' insn chain elements.
5154 * reload.c (loc_mentioned_in_p): Take address of
5155 in->fld[1].rtx directly.
5156 * reload1.c (reload): Change reg to a MEM before initializing
5158 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5160 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5162 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5164 * config/mips/mips.c (machine_dependent_reorg): Force a
5165 barrier to output the local constant pool if a barrier hasn't
5166 been found at a natural point in the instruction stream.
5168 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5170 * c-parse.in (language_string): Constify.
5172 * dwarf2out.c (language_string): Remove declaration.
5174 * dwarfout.c (language_string): Likewise.
5176 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5178 * tree.h (language_string, init_parse, finish_parse): Declare.
5180 * i386/sun386.h (language_string): Remove declaration.
5182 * mips.h (language_string): Likewise.
5184 * nextstep.h (language_string): Likewise.
5186 * nextstep21.h (language_string): Likewise.
5188 * rs6000.c (language_string): Likewise.
5190 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5192 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5193 (getpwd.o): Remove target.
5195 * getpwd.c: Delete file. Its in libiberty now.
5197 * dbxout.c (getpwd): Don't prototype.
5198 * dwarf2out.c (getpwd): Likewise
5199 * dwarfout.c (getpwd): Likewise
5200 * final.c (getpwd): Likewise.
5201 * protoize.c (getpwd): Likewise.
5203 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5207 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5209 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5212 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5214 * fixinc/Makefile.in (subdir): New.
5215 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5218 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5220 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5221 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5224 * invoke.texi: Fix typo.
5226 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5227 changed. Handle autoincrement addressing modes.
5229 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5230 just like we would the virtual incoming args register when
5233 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5235 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5236 path, in .file directive.
5238 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5240 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5243 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5245 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5248 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5250 * tree.c (tree_code_name): Constify a char*.
5252 * tree.h (tree_code_name, decl_printable_name): Likewise.
5254 * function.h (struct function): Likewise.
5256 * toplev.c (decl_name, decl_printable_name): Likewise.
5258 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5260 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5261 (init_objc): Remove function pointer cast.
5263 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5265 * pa.md (interspace_jump): New pattern.
5266 (builtin_longjmp): New expander.
5268 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5270 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5271 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5272 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5274 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5276 * jump.c (delete_prior_computation): Also check calls
5277 to constant functions. Don't bother checking for a
5278 REG_UNUSED note before adding it.
5279 (delete_computation): Handle multi-word hard registers
5280 when synthesizing missing REG_DEAD notes for a register
5281 which is both set and used by an insn.
5283 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5285 * loop.c (this_loop_info): New variable.
5286 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5287 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5289 (prescan_loop, strength_reduce): New argument loop_info. All callers
5291 (scan_loop): New variable loop_info, initialise to address of
5293 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5294 Delete variable loop_has_multiple_exit targets and replace with
5295 field in this_loop_info.
5296 (find_and_verify_loops): Rename this_loop to this_loop_num.
5297 (strength_reduce): Delete loop_iteration_info. Replace variable
5298 loop_info with function argument of same name.
5299 (insert_bct): Rework test for loop being completely unrolled.
5301 * loop.h (struct loop_info): New fields num, loops_enclosed,
5302 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5303 has_indirect_jump, and cont. Redefine use of unroll_number.
5304 (loop_unroll_number): Delete.
5306 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5308 (loop_iterations): Delete variable vtop and instead use
5309 loop_info->vtop computed in prescan_loop.
5311 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5313 * fix-header.c (main): Do not pass a null pointer to strcmp.
5315 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5317 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
5319 * configure: Rebuilt.
5321 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
5323 * jump.c (jump_optimize_1): Do not delete assignments to
5324 internal_arg_pointer.
5325 * cse.c (delete_trivially_dead_insns): Always consider a set of
5326 the internal_arg_pointer live.
5328 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
5330 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
5331 (update_life_info) [REG_WAS_0]: Search the original insns rather
5332 than the new insns for the note. Fix typos finding note_dest.
5333 If no dest found, discard the note rather than abort.
5334 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
5335 (replace_insns): Remove the old insn list after update_life_info
5338 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
5340 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
5342 (sched_analyze_1): Let add_dependence care for not adding dups.
5343 (sched_analyze_2): Likewise.
5344 (add_branch_dependences): Likewise.
5346 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
5348 * i386/winnt.c (export_list): New type.
5349 (exports_head): Rename to
5350 (export_head): this.
5351 (i386_pe_record_exported_symbol): Add is_data flag.
5352 (i386_pe_asm_file_end): Emit directive for exported variables.
5353 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
5355 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
5356 (ASM_DECLARE_OBJECT_NAME): Likewise.
5357 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5358 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5360 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
5362 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
5364 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
5367 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
5369 * config/openbsd.h: Define SET_ASM_OP.
5370 * tm.texi: cross-reference SET_ASM_OP in the index.
5372 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
5374 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
5375 for a CONST_DOUBLE, at compile time. Initialize rtx_length
5376 and class_narrowest_mode at compile time. Kill init_rtl.
5377 Mark rtx_length, mode_class, mode_size, mode_unit_size,
5378 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
5379 rtx_format as const. Kill all references to EXTRA_CC_MODES or
5381 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
5383 * rtl.h: Declare rtx_length and rtx_format as const.
5384 * machmode.def: Define CC(). Use CC() to define CCmode. If
5385 EXTRA_CC_MODES is defined, expand it here.
5386 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
5387 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
5388 const. Kill all references to EXTRA_CC_MODES.
5390 * toplev.c: Don't prototype or call init_rtl.
5391 * optabs.c: Don't call init_mov_optab.
5392 * genemit.c: Don't generate init_mov_optab. Don't call
5394 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
5396 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
5397 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
5398 genrecog.c: Don't call init_rtl.
5400 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
5401 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
5402 definition of EXTRA_CC_MODES.
5404 * md.texi: Kill ref to EXTRA_CC_NAMES.
5405 * tm.texi: Document new way to define EXTRA_CC_MODES.
5407 * genrecog.c: Do not look up the name of a define_split.
5410 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
5412 * config/v850/v850.md: Fix typo introduced by previous delta.
5414 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5416 * gcc.c (fatal): Make definition static to match prototype.
5418 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5420 * combine.c (get_last_value): Don't look for earlier sets if the last
5421 known set is somewhere in between the insns being combined.
5423 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
5425 * configure.in: Don't use shell ! to negate exit codes
5426 * configure: Regenerate
5428 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
5430 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
5431 the fact that ALIGN is measured in bits, not bytes.
5433 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
5435 * errors.c: New file; defines functions error, warning, and
5436 fatal, variables have_error and progname.
5437 * errors.h: New file; prototypes and decls for stuff in errors.c.
5439 * Makefile: Add rules to build errors.o and
5440 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
5441 genopinit, genrecog, genextract, genpeep, genattr, and
5442 genoutput with errors.o. Add errors.h to deps of genconfig.o,
5443 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
5444 genpeep.o, genattr.o, and genoutput.o.
5446 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
5447 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
5448 define or prototype fatal. Set progname at beginning of main.
5449 * genoutput.c: Likewise, and don't define or prototype error
5452 * c-typeck.c (c_expand_start_case): Return immediately if exp
5454 * fold-const.c (operand_equal_p): Return immediately if arg1
5455 or arg0 are ERROR_MARKs.
5456 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
5457 fields of type ERROR_MARK when calculating if the record can
5460 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
5461 with much help from Jeffrey A Law and Richard Henderson
5463 * i386.md: In the 6 insns which call output_fix_trunc,
5464 earlyclobber operands[0].
5466 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
5468 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
5469 creating new registers.
5471 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
5473 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
5474 i386_reg_alloc_order, i386_regparm_string,
5475 i386_align_loops_string, i386_align_jumps_string,
5476 i386_align_funcs_string, i386_preferred_stack_boundary_string,
5477 and i386_branch_cost_string as type "const char *".
5478 * i386.c: Define all above strings as type "const char *".
5480 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
5482 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
5483 when emitting alignment padding. Emit padding byte of 0 instead of 4.
5485 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5487 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
5488 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
5490 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
5492 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
5493 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
5494 (dwarf2out_line, dwarf2out_finish): Likewise.
5495 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
5497 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5499 * tree.c (lang_unsave_expr_now) : Correct return type.
5500 * tree.h (lang_unsave_expr_now) : Same.
5502 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
5504 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
5505 instead of duplicating code.
5507 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5509 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
5511 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
5513 * tree.h: fancy_abort always takes three args.
5514 * resource.c: Move include of system.h before toplev.h.
5516 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
5518 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
5521 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
5523 * system.h: Don't redefine abort or trim_filename.
5524 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
5525 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
5526 whether or not __FUNCTION__ is available.
5527 * tree.h: Duplicate rtl.h's definition of abort, for files
5528 that don't include rtl.h. Delete all code to perform type
5529 checking with a compiler other than GCC.
5530 * varray.h: Delete all code to perform type checking with a
5531 compiler other than GCC. Make VARRAY_CHECK() always evaluate
5532 its arguments exactly once, using a statement expression.
5533 Adjust the VARRAY_<type> accessor macros to match.
5534 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
5535 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
5536 caller's location. Define fatal_insn and fatal_insn_not_found
5537 as macros that use _fatal_insn and _fatal_insn_not_found.
5538 (fancy_abort, trim_filename): Kill prototypes.
5540 * rtl.c (trim_filename): Move here from toplev.c.
5541 (fancy_abort): New function.
5542 (DIR_SEPARATOR): Provide default definition.
5543 * tree.c (tree_check_failed, tree_class_check_failed): Go
5544 through fancy_abort.
5545 (tree_check, tree_class_check, cst_or_constructor_check,
5546 expr_check): Delete.
5547 * varray.c (varray_check_failed): New function.
5548 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
5549 _fatal_insn and _fatal_insn_not_found. Go through
5551 (trim_filename, fancy_abort): Delete.
5553 * builtins.c (expand_builtin_args_info): Report ICE with abort.
5554 * except.c (start_catch_handler): Report ICE with error/abort
5556 * final.c (output_operand_lossage): Likewise.
5557 * flow.c (verify_flow_info): Likewise.
5559 * gcc.c: Prototype fatal.
5560 * gengenrtl.c: Undef abort after including rtl.h not system.h.
5561 * genattr.c, genattrtab.c, genemit.c, genextract.c,
5562 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
5563 Don't define fancy_abort.
5565 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
5567 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
5570 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
5572 * m88k.h (VERSION_INFO2): Kill.
5573 (VERSION_STRING): Kill.
5575 (VERSION_INFO1): Tidy.
5576 (TARGET_VERSION): Update.
5577 * m88k/dgux.h (VERSION_INFO2): Kill.
5578 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
5579 * m88k/luna.h (VERSION_INFO1): Tidy.
5580 * m88k/sysv4.h (VERSION_INFO1): Likewise.
5581 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
5582 (output_file_start): Adjust for death of VERSION_STRING.
5584 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
5586 * cpplib.c (detect_if_not_defined): New function.
5587 (do_if): Use it to detect potential once-only headers.
5589 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
5591 * c-common.c (combine_strings): Always set TREE_CONSTANT.
5593 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5595 * combine.c (nonzero_bits) : Allow single-ly set registers to be
5596 anywere in the function only if they are pseudos and set before
5597 being used (not live at the start of the function).
5598 (num_sign_bit_copies) : Same.
5599 (get_last_value_validate) : Same.
5600 (get_last_value) : Same.
5602 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
5604 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
5605 where N and M are constant and N is an integer multiple of M.
5607 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5609 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
5610 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
5611 sbitmap_union_of_preds): Add prototypes.
5612 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
5613 the intersection of successors with the new flow graph structures.
5614 (sbitmap_intersection_of_preds): New function to compute the
5615 intersection of predecessors with the new flow graph structures.
5616 (sbitmap_union_of_succs): New function to compute the union of
5617 successors with the new flow graph structures.
5618 (sbitmap_union_of_preds): New function to compute the union of
5619 predecessors with the new flow graph structures.
5620 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
5621 (expr_reaches_here_p): Use edge and basic_block structures instead
5622 of s_preds and s_succs.
5623 (compute_cprop_avinout): Use new sbitmap routines.
5624 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
5625 of s_preds and s_succs.
5626 * flow.c (compute_flow_dominators): Compute dominators using
5627 edges and basic blocks instead of s_preds and s_succs.
5629 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5631 * lists.c (unused_insn_list, unused_expr_list): New file for
5632 maintaining various types of lists. New statics for maintaining a
5633 cache of available INSN_LIST and EXPR_LIST nodes.
5634 (free_list): Static function for freeing a list of INSN/EXPR nodes.
5635 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
5636 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
5637 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
5638 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
5639 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
5640 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
5641 (free_INSN_LIST_node): Free an individual INSN_LIST node.
5642 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
5643 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
5644 (remove_dependence, free_pending_lists): Use new global routines.
5645 (flush_pending_lists, sched_analyze_insn): Use new global routines.
5646 (sched_analyze, compute_block_backward_dependences): Use new routines.
5647 (sched_analyze_1, sched_analyze_2): Use new routines.
5648 (schedule_insns): Use new global routines.
5649 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
5651 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
5652 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
5654 * toplev.c (rest_of_compilation): Initialize node cache.
5655 * Makefile.in (OBJS): Add lists.o to list of object files.
5656 (lists.o): Add dependancies.
5658 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
5660 * config/v850/v850.md: Fix compile time warning messages.
5661 * config/v850/v850.c: Fix compile time warning messages.
5662 * config/v850/v850.h: Fix compile time warning messages.
5664 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5666 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
5667 Remove unused prototype for `init_lengths'.
5669 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5671 * calls.c (emit_call_1): Mark parameter `stack_size' with
5673 (expand_call): Initialize variable `insn'.
5674 (emit_library_call): Likewise for variable `high_to_save'.
5675 (emit_library_call_value): Likewise.
5676 (store_one_arg): Likewise for variables `lower_bound' and
5679 * combine.c (try_combine): Likewise for variables `i2_code_number'
5680 and `other_code_number'.
5681 (find_split_point): Likewise for variables `pos', `unsignedp' and
5683 (simplify_if_then_else): Likewise for variables `op' and `c1'.
5684 (simplify_and_const_int): Remove unused variable `width'.
5685 (merge_outer_ops): Likewise.
5687 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
5688 HOST_WIDE_INT' when comparing against one.
5689 (simplify_relational_operation): Likewise.
5690 (cse_insn): Initialize variables `src_eqv_volatile',
5691 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
5693 * final.c (init_final): Constify parameter `filename'.
5694 (final_start_function): Mark parameter `optimize' with
5696 (profile_function): Likewise for parameters `first' and `optimize'.
5697 (output_source_line): Likewise for parameter `file'.
5699 * integrate.c (subst_constants): Cast a value to `size_t' when
5700 comparing against one.
5701 (mark_stores): Initialize variable `mode'. Cast a value to
5702 `size_t' when comparing against one.
5704 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
5706 * loop.c (move_movables): Initialize variable `first'.
5707 (strength_reduce): Likewise for variable `increment'.
5708 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
5709 value to `size_t' when comparing against one.
5710 (load_mems): Initialize variable `end_label'.
5712 * output.h (init_final): Constify parameter.
5714 * reload.c (decompose): Initialize variable `base'.
5716 * reload1.c (reload): Likewise for variable `is_scalar'.
5717 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
5718 (choose_reload_regs): Initialize variable `mode'.
5719 (emit_reload_insns): Likewise for variable `store_insn'.
5720 (reload_cse_noop_set_p): Mark parameter `insn' with
5722 (reload_combine): Initialize variable `set'.
5724 * unroll.c (unroll_loop): Likewise for variable `local_label'.
5725 (copy_loop_body): Cast a value to `size_t' when comparing against
5728 * varasm.c (assemble_variable): Initialize variable `size_tree'.
5729 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
5730 (remove_from_pending_weak_list): Mark parameter `name' with
5733 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5735 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
5738 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
5740 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
5741 (ASM_DECLARE_FUNCTION_NAME): Define.
5742 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
5743 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
5744 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
5745 not already defined.
5747 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5749 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
5750 of n_popped when call/call_value are not defined.
5752 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
5754 * tm.texi: GNU CC -> GCC conversion.
5755 (CC1_SPEC): Indicate it is used for all language front ends.
5757 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
5759 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
5760 NOTE_INSN_EH_REGION_END correctly.
5762 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5763 Jeff Law <law@cygnus.com>
5765 * loop.c (strength_reduce): Automatically unroll loops if the
5766 unrolled loop size is smaller than the rolled loop size.
5768 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
5769 and delete comment that code should be rewritten.
5771 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
5773 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
5776 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
5778 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
5780 * fixinc/mkfixinc.sh: Don't fix uwin headers.
5781 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
5782 (LINK_SPEC): Add -u _main when building executables.
5783 (ASM_DECLARE_FUNCTION): Update from Cygwin.
5784 (ASM_FILE_END): Use the default for ix86-pe.
5785 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
5787 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
5789 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
5790 and ASM_CLOSE_PAREN are empty strings.
5792 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
5793 Geoffrey Keating <geoffk@cygnus.com>
5795 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
5796 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
5797 (unprotoize.o): Ditto.
5798 (test-protoize-simple): Don't define STD_PROTO_DIR.
5799 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
5800 changes to make 'test-protoize-simple' pass.
5801 (STD_PROTO_DIR): Remove define.
5802 (STANDARD_EXEC_PREFIX): Supply default define.
5803 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
5804 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
5805 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
5806 (GET_ENV_PATH_LIST): New macro.
5807 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
5808 (do_processing): Initialize default_syscalls_dir using new
5809 macros. Use it to initialize syscalls_absolute_filename.
5811 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
5813 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
5814 B into a register before emit_conditional_move.
5816 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
5818 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
5819 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
5820 multiplicand out of (+ (* a b) (* c d)).
5822 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
5823 Richard Henderson <rth@cygnus.com>
5825 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
5826 (new_insn_dead_notes): Likewise.
5827 (update_n_sets): Likewise.
5828 (update_flow_info): Move to flow.c, renamed to update_life_info;
5829 extend to handle multiple source insns.
5830 * flow.c: Include resource.h
5831 (unlink_insn_chain): New.
5832 (split_hard_reg_notes): New.
5833 (maybe_add_dead_note): New.
5834 (maybe_add_dead_note_use): New.
5835 (find_insn_with_note): New.
5836 (new_insn_dead_notes): New.
5837 (update_n_sets): New.
5838 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
5839 (maybe_remove_dead_notes): New.
5840 (update_life_info): New.
5841 (prepend_reg_notes): New.
5842 (replace_insns): New.
5843 * output.h (update_life_info): Declare.
5844 * recog.c (split_block_insns): Use update_life_info.
5845 * resource.c (find_free_register): Use reg_alloc_order, don't use
5846 fixed regs, make sure the mode is supported, don't use new regs.
5848 * rtl.h (replace_insns): Declare.
5850 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
5852 * expr.c (expand_expr): Cope with COND_EXPRs with one
5853 non-returning branch.
5855 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
5857 * expr.c (store_expr): Always pass down the target, even when not
5860 1999-08-24 Nick Clifton <nickc@cygnus.com>
5862 * configure.in: Define target_cpu_default for v850 targets.
5863 * configure: Regenerate
5865 * config/v850/v850.h (TARGET_CPU_generic): Define.
5866 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
5867 addresses are 4 byte aligned.
5869 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
5872 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5874 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
5875 (main): Add prototypes.
5877 * genattrtab.c (substitute_address, write_const_num_delay_slots,
5878 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
5879 (write_attr_get): Emit prototypes along with function definition.
5880 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
5881 (write_complex_function): Emit static prototype along with
5882 function definition.
5884 * genemit.c (gen_split): Emit prototypes along with function
5887 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
5888 Likewise for predicates and `insn_operand_predicate'.
5889 (process_template): Emit static prototype along with function
5892 * genrecog.c (make_insn_sequence): Constify a char*. Add
5893 prototypes for get_split_*().
5894 (write_subroutine): Emit prototypes along with function
5897 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5899 * gcse.c (find_avail_set): Follow chains of register-register copies.
5900 Use oprs_not_set_p to guarantee that the returned value can be
5902 (cprop_insn): Don't verify the return value of find_avail_set with
5905 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
5906 (cprop_cc0_jump): New function.
5907 (cprop_insn): Break out new function cprop_jump and use it.
5908 Also use cprop_cc0_jump for machines with CC0.
5909 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
5911 * tree.h (current_function_calls_setjmp,
5912 current_function_calls_longjmp): Delete declarations.
5913 * dsp16xx.c: Include "function.h".
5914 * elxsi.c: Likewise.
5915 * gmicro.c: Likewise.
5916 * h8300.c: Likewise.
5919 * mn10200.c: Likewise.
5920 * mn10300.c: Likewise.
5921 * ns32k.c: Likewise.
5925 * rtl.h (rtx_equal_function_value_matters): Declare.
5926 * toplev.c (rtx_equal_function_value_matters): Don't declare.
5928 * function.c: Likewise.
5929 * emit-rtl.c: Likewise.
5931 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
5933 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
5936 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5938 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
5941 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
5943 * cpp.texi: Add a node documenting macro varargs (copied
5946 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
5948 * cppspec.c: Put a null pointer at the end of the new argv.
5950 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
5952 * configure.in: Remove code to select/de-select the haifa
5953 scheduler. Every scheduled port gets haifa now.
5954 * configure: Rebuilt.
5955 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
5957 * Makefile.in: Corresponding changes.
5959 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5961 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
5962 All callers changed.
5963 (prepare_float_lib_cmp): Likewise.
5964 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
5965 * expr.h (emit_float_lib_cmp): Delete declaration.
5966 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
5967 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
5968 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
5970 (cmptf): Now conditional on TARGET_HARD_QUAD.
5972 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
5974 * resource.c (mark_target_live_regs): Use
5975 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
5977 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5979 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
5981 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
5983 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
5985 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5987 * rtl.h (rtx_format): Constify a char*.
5989 * rtl.c (rtx_format): Likewise.
5990 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
5991 (init_rtl): Use accessor macro, not `rtx_format'.
5993 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
5996 * caller-save.c (mark_referenced_regs): Likewise.
5998 * combine.c (subst, make_compound_operation, known_cond,
5999 gen_rtx_combine, update_table_tick, get_last_value_validate,
6000 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
6002 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
6003 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
6004 count_reg_usage): Likewise.
6006 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
6009 * final.c (leaf_renumber_regs_insn): Likewise.
6011 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
6012 dump_edge_info, count_reg_references): Likewise.
6014 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
6015 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
6018 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
6019 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
6020 add_label_notes): Likewise.
6022 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
6023 clear_struct_flag, count_sub_rtxs, count_alternatives,
6024 compares_alternatives_p, contained_in_p, walk_attr_value,
6025 write_expr_attr_cache): Likewise.
6027 * genconfig.c (walk_insn_part): Likewise.
6029 * genemit.c (max_operand_1, gen_exp): Likewise.
6031 * genextract.c (walk_rtx): Likewise.
6033 * genflags.c (num_operands): Likewise.
6035 * genoutput.c (scan_operands): Likewise.
6037 * genpeep.c (match_rtx): Likewise.
6039 * genrecog.c (add_to_sequence): Likewise.
6041 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
6044 * integrate.c (save_constants, copy_for_inline,
6045 copy_rtx_and_substitute, subst_constants, restore_constants):
6048 * jump.c (mark_jump_label, invert_exp, redirect_exp,
6049 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
6051 * local-alloc.c (contains_replace_regs, memref_referenced_p):
6054 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
6055 add_label_notes, replace_call_address, count_nonfixed_reads,
6056 invariant_p, find_single_use_in_loop, find_mem_givs,
6057 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
6060 * print-rtl.c (reg_names, print_rtx): Likewise.
6062 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
6064 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
6065 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
6066 print_blocks): Likewise.
6068 * regclass.c (fix_register, record_address_regs,
6069 reg_scan_mark_refs): Likewise.
6071 * regmove.c (stable_but_for_p): Likewise.
6073 * reload.c (loc_mentioned_in_p, operands_match_p,
6074 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
6075 copy_replacements, refers_to_regno_for_reload_p,
6076 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
6077 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
6080 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
6081 delete_address_reloads_1, count_occurrences,
6082 reload_cse_mem_conflict_p, reload_combine_note_use,
6083 add_auto_inc_notes): Likewise.
6085 * resource.c (mark_referenced_resources, mark_set_resources):
6088 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
6089 reg_mentioned_p, regs_set_between_p, modified_between_p,
6090 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
6091 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
6092 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
6093 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
6095 * sched.c (sched_analyze_2, attach_deaths): Likewise.
6097 * stupid.c (stupid_mark_refs): Likewise.
6099 * unroll.c (remap_split_bivs): Likewise.
6101 * varasm.c (mark_constants): Likewise.
6103 * a29k/a29k.c (uses_local_reg_p): Likewise.
6105 * alpha/alpha.c (summarize_insn): Likewise.
6107 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6108 eliminate_lr2ip): Likewise.
6110 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6112 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6113 reg_mentioned_in_mem): Likewise.
6115 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6116 symbolic_reference_mentioned_p): Likewise.
6118 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6120 * sh/sh.c (regs_used, mark_use): Likewise.
6122 * vax/vax.c (vax_rtx_cost): Likewise.
6124 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6126 * machmode.h (mode_name): Constify a char*.
6128 * rtl.c (mode_name): Likewise.
6130 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6132 * optabs.c (init_libfuncs): Constify a char*.
6134 * print-tree.c (mode_name): Remove redundant declaration.
6135 (print_node): Use accessor macro, not `mode_name'.
6137 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6139 (new_spill_reg): Constify a char*.
6141 * tree.c (mode_name): Remove redundant declaration.
6143 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6145 * rtl.c (rtx_name): Constify a char*.
6147 * rtl.h (rtx_name, fix_sched_param): Likewise.
6149 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6150 (mypr): Use accessor macro, not `rtx_name'.
6152 * genemit.c (print_code): Constify a char*.
6154 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6156 * genpeep.c (print_code): Constify a char*.
6158 * genrecog.c (print_code): Likewise.
6160 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6161 end_bb): Add static prototype.
6162 (draw_edge): Constify a char*.
6163 (end_bb): Remove unused parameter.
6165 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6166 print_block_visualization): Constify a char*.
6168 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6170 * c-common.c (c_get_alias_set): Update comment.
6172 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6174 * linux.h (LIB_SPEC): Added.
6176 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6178 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6180 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6182 * tree.c (expr_check): Fix typo in last change.
6184 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6186 * rtl.def (NOTE): Change format to "iuu0n".
6187 (ADDR_DIFF_VEC): Change format to "eEee0".
6188 (ADDRESSOF): Change format to "eit".
6190 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6191 (RTVEC_ELT): Change to match.
6192 (XVECEXP): Use XVEC and RTVEC_ELT.
6193 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6194 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6195 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6196 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6197 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6198 (INTVAL): Use XWINT.
6199 (ADDRESSOF_DECL): Use XTREE.
6200 (SET_ADDRESSOF_DECL): Delete.
6201 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6202 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6203 ifdefed out since 2.6 at least.
6204 (gen_rtvec_vv): Delete prototype.
6206 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6208 (copy_most_rtx): Handle 't' format letter.
6209 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6210 (gen_rtvec_vv): Delete function. All callers changed to use
6211 gen_rtvec_v instead.
6212 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6213 the '0' format letter.
6215 * function.c (gen_mem_addressof): Don't use
6216 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6218 * integrate.c (copy_rtx_and_substitute): Likewise.
6219 Copy 't' slots with XTREE.
6220 (subst_constants): Treat 't' slots like '[swi]' slots.
6221 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6222 * jump.c (rtx_equal_for_thread_p): Likewise.
6223 * rtlanal.c (rtx_equal_p): Likewise.
6224 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6225 only four arguments.
6226 * gengenrtl.c (type_from_format): Provide correct types for
6230 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6231 If a recent gcc is in use (always in stage2 and beyond), use
6232 statement expressions, so we don't make a function call unless
6233 the check fails. Evaluate arguments exactly once.
6234 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6235 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6237 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6238 they evaluate their arguments exactly once, irrespective of
6239 the compiler in use.
6241 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6242 is used by the currently-enabled check macros. This is:
6243 (tree_check_failed, tree_class_check_failed): For gcc.
6244 (tree_check, tree_class_check, cst_or_constructor_check,
6245 expr_check): For other compilers.
6247 * gencheck.c: Do not define any *_CHECK1 macros.
6249 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6250 Mark Mitchell <mark@codesourcery.com>
6252 * c-common.c (c_get_alias_set): Fix support for poitners and
6255 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6257 * alias.c: Include tree.h.
6258 (nonlocal_reference_p, mark_constant_function): New functions.
6259 * flow.c (life_analysis): Call mark_constant_function.
6260 * rtl.h (mark_constant_function): Declare it.
6262 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6264 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6265 unrecognisable switches.
6267 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6269 * loop.c (recombine_givs): Set ix field after sorting.
6270 (recombine_givs): Remove bogus index / giv lockstep looping.
6272 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6274 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6276 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6277 (do_cmp_and_jump): Formatting fixes.
6278 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6279 do_compare_rtx_and_jump instead of compare_from_rtx.
6280 (do_compare_rtx_and_jump): New function; mostly copied from
6282 (do_jump_for_compare): Delete.
6283 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6285 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6286 of compare/do_jump_for_compare pairs.
6287 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6288 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6289 compare_from_rtx/do_jump_for_compare pairs.
6290 (do_jump_by_parts_equality): Likewise.
6291 (do_jump_by_parts_equality_rtx): Likewise.
6292 * expr.h (do_compare_rtx_and_jump): Declare.
6293 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6294 that used to be in emit_cmp_insn.
6295 (cmp_available_p): New function.
6296 (prepare_operand): New function.
6297 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6298 to be in emit_cmp_insn.
6299 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6300 parameters to be pointers; don't emit final compare but modify some of
6301 the values pointed to by the args so the caller can perform the
6303 (expand_binop): Call emit_store_flag_force with signed forms of
6305 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6306 emit_jump_insn pair.
6307 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6308 emit_cmp_and_jump_insn_1. Call emit_queue.
6309 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6311 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6312 jump sets cc0 before deleting it.
6313 * integrate.c (expand_inline_function): Likewise.
6314 * unroll.c (unroll_loop): Similar changes in several places.
6315 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
6318 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6320 * Makefile.in (insn-recog.o): Update dependencies.
6321 * genrecog.c (main): Make generated file include "function.h".
6323 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
6325 * cse.c (cse_insn): Call never_reached_warning when a jump is
6326 changed to be unconditional.
6327 * flags.h: Declare warn_notreached.
6328 * flow.c (delete_block): Call never_reached_warning when
6330 * jump.c (delete_barrier_successors): Call never_reached_warning
6331 when we delete everything after a BARRIER.
6332 (never_reached_warning): New function.
6333 * rtl.h: Declare never_reached_warning.
6334 * toplev.c (warn_notreached): New variable.
6335 (lang_independent_options): Set warn_notreached
6336 when -Wunreachable-code.
6337 (compile_file): We need line numbers for -Wunreachable-code.
6339 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
6341 * haifa-sched.c (insn_unit): Fix typo on out of range test.
6342 * sched.c (insn_unit): Likewise.
6344 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
6346 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
6348 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6350 * flow.c (create_edge_list): Use xmalloc, not malloc.
6352 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
6354 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
6355 C-style comments. Do not lose the character before double slash.
6357 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6359 * basic-block.h (struct edge_list): Stucture to maintain a vector
6361 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
6362 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
6363 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
6364 New function prototypes.
6365 * flow.c (create_edge_list): Function to create an edge list.
6366 (free_edge_list): Discards memory used by an edge list.
6367 (print_edge_list): Debug output showing an edge list.
6368 (verify_edge_list): Internal consistency check for an edge list.
6369 (find_edge_index): Function to find an edge index for a pred and succ.
6371 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
6373 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
6376 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
6378 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
6380 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6382 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6384 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
6386 * toplev.c (rest_of_compilation): Allow machine dependent
6387 reorganisation pass to place information into the RTL dump
6388 file if it so wishes.
6390 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
6392 * explow.c (hard_function_value): Use VOIDmode instead of
6394 * stmt.c (expand_return): Likewise.
6395 * stor-layout.c (get_best_mode): Likewise.
6397 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
6398 emit call instead of emit_insn call.
6400 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6402 * configure.in: Handle --disable/enable-win32-registry.
6403 * install.texi: Document --disable/enable-win32-registry.
6404 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
6405 (WIN32_REGISTRY_KEY): New macro.
6406 * prefix.c: Use to enable/disable win32-specific code.
6407 (lookup_key): Use versioned key.
6408 * configure: Regenerate.
6409 * config.in: Likewise.
6411 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
6413 * cpplib.c (read_line_number): New fn, split out of...
6416 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6418 tree.c (lang_unsave_expr_now) : New.
6419 (unsave_expr_now): Call lang_unsave_expr_now.
6420 tree.h (lang_unsave_expr_now) : New.
6422 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
6424 * toplev.c (flag_new_exceptions): On by default.
6426 1999-08-13 Michael Meissner <meissner@cygnus.com>
6428 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
6430 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6432 * dwarfout.c (fundamental_type_code): Return FT_boolean for
6433 INTEGER_TYPE with precision==1, it's __java_boolean.
6435 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6437 * global.c (prune_preferences): Move some invariants out of the
6440 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
6442 * configure.in (alpha*-dec-osf*): Add osf5.
6444 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
6446 * configure.in: Rework handling of ARM GNU/Linux slightly.
6447 (arm*-*-linux-gnuoldld): New target.
6448 * configure: Regenerate.
6449 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
6450 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
6451 * config/arm/linux-oldld.h: New file.
6452 * config/arm/linux-elf26.h: Don't include linux-elf.h.
6453 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
6455 * config/arm/linux-elf.h (ASM_SPEC): Define.
6456 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
6457 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
6458 for 26-bit APCS and old linker.
6459 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
6461 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
6462 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
6463 don't define `arm' or `arm_elf'.
6464 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
6465 MULTILIB_DIRNAMES): Define. Fix typo in comment.
6467 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
6469 * rtl.texi: Fix typo.
6471 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
6473 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
6475 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
6477 * extend.texi (C++ Signatures): Remove node.
6478 * invoke.texi: Remove discussion of -fhandle-signatures,
6479 signature, sigof, __signature__, and __sigof__.
6481 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
6483 * Makefile.in (JAVAGC): Removed.
6485 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
6487 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6489 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
6491 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6493 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
6495 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
6496 a register that is already known to be a pointer.
6498 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
6500 * fixinc/inclhack.tpl: Only install assert.h conditionally.
6501 * fixinc/inclhack.sh: Regenerated.
6502 * fixinc/fixincl.sh: Regenerated.
6504 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
6506 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
6507 Fix documentation of -ansi flag to describe its C++ behavior.
6508 Remove bogus reference to GCC 2.9.
6510 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
6512 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
6513 note if it is non-NULL.
6515 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6517 * except.h (eh_nesting_info): Add new structure defintion.
6518 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
6519 (reachable_handlers, update_rethrow_references): Add function
6521 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
6522 a rethrow symbol instead of an integer exception region number.
6523 * flow.c (Make_edges): Use new exception nesting routines to determine
6524 which handlers are reachable from a CALL or asynchronous insn.
6525 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
6527 (delete_eh_regions): Update rethrow labels, and don't delete
6528 regions which are the target of a rethrow.
6529 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
6530 avoid overloading the SYMBOL_REF_USED flag.
6531 (rethrow_symbol_map): Use new rethrow_ref field.
6532 (rethrow_used): Use new rethrow_ref field.
6533 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
6534 of an integer. Fix formatting.
6535 (output_exception_table_entry): Use new rethrow_ref field.
6536 (can_throw): Check for EH_REGION_NOTE before deciding
6537 whether a CALL can throw or not.
6538 (scan_region): Call rethrow_used() instead of accessing data structure.
6539 (update_rethrow_references): New function to make sure only regions
6540 which are still targets of a rethrow are flagged as such.
6541 (process_nestinfo): New static function to initialize a handler
6542 list for a specific region.
6543 (init_eh_nesting_info): New function to allocate and initialize
6544 the list of all EH handlers reachable from all regions.
6545 (reachable_handlers): New function to retrieve the list of handlers
6546 reachable from a specific region and insn.
6547 (free_eh_nesting_info): New function to dispose of a list of
6550 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6552 * flow.c (split_edge): Set JUMP_LABEL field.
6553 (commit_one_edge_insertion): Set head correctly for insert_before.
6554 When inserting insns, update insn block numbers if allocated.
6556 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6558 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
6559 retry_incomplete_types): Add static prototype.
6560 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
6561 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
6562 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
6563 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
6564 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
6567 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
6568 dwarf2out_start_source_file, dwarf2out_line): Likewise.
6570 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6572 * output.h (assemble_name): Constify a char*.
6574 * varasm.c (UNIQUE_SECTION, assemble_start_function,
6575 assemble_variable, assemble_name): Likewise.
6577 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
6579 * arm/pe.c (arm_pe_unique_section): Likewise.
6581 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
6583 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
6585 * i386/interix.c (i386_pe_unique_section): Likewise.
6587 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6589 * i386/winnt.c (i386_pe_unique_section): Likewise.
6591 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
6593 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
6595 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
6597 * pa/pa.c (output_call): Likewise.
6599 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
6601 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
6603 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
6606 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
6609 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
6611 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
6612 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
6614 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
6616 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6618 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
6620 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6622 * tree.h (lang_identify): Constify a char*.
6623 (print_error_function): Add extern prototype. Constify a char*.
6625 * c-lang.c (lang_identify): Constify a char*.
6627 * objc/objc-act.c (lang_identify): Constify a char*.
6629 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6631 * genpeep.c (main): Make generated file include "function.h".
6632 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
6634 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6636 * Makefile.in: Update dependencies.
6637 * alias.c: Include "function.h"
6638 * c-decl.c: Likewise.
6639 * caller-save.c: Likewise.
6640 * calls.c: Likewise.
6641 * combine.c: Likewise.
6643 * explow.c: Likewise.
6644 * final.c: Likewise.
6645 * global.c: Likewise.
6646 * graph.c: Likewise.
6647 * local-alloc.c: Likewise.
6649 * optabs.c: Likewise.
6650 * profile.c: Likewise.
6651 * recog.c: Likewise.
6652 * regclass.c: Likewise.
6653 * regmove.c: Likewise.
6654 * reload.c: Likewise.
6655 * reorg.c: Likewise.
6656 * resource.c: Likewise.
6657 * sched.c: Likewise.
6658 * stupid.c: Likewise.
6659 * config/1750a/1750a.c: Likewise.
6660 * config/a29k/a29k.c: Likewise.
6661 * config/arc/arc.c: Likewise.
6662 * config/arm/arm.c: Likewise.
6663 * config/arm/thumb.c: Likewise.
6664 * config/c4x/c4x.c: Likewise.
6665 * config/clipper/clipper.c: Likewise.
6666 * config/convex/convex.c: Likewise.
6667 * config/fx80/fx80.c: Likewise.
6668 * config/i860/i860.c: Likewise.
6669 * config/m68k/m68k.c: Likewise.
6670 * config/m88k/m88k.c: Likewise.
6671 * config/mips/mips.c: Likewise.
6672 * config/pdp11/pdp11.c: Likewise.
6673 * config/pyr/pyr.c: Likewise.
6674 * config/romp/romp.c: Likewise.
6675 * config/sh/sh.c: Likewise.
6676 * config/tahoe/tahoe.c: Likewise.
6677 * config/vax/vax.c: Likewise.
6678 * config/we32k/we32k.c: Likewise.
6679 * config/sparc/sparc.c: Include "function.h".
6680 (mem_min_alignment): Test current_function rather than
6681 regno_pointer_align.
6682 * config/pa/pa.c: Likewise.
6683 (compute_frame_size): Delete declaration of
6684 current_function_outgoing_args_size.
6685 * config/arc/arc.h (current_function_varargs): Delete declaration.
6686 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
6688 * config/i370/i370.h (current_function_outgoing_args_size): Delete
6690 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
6691 current_function_uses_pic_offset_table.
6692 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
6693 of current_function_returns_pointer.
6694 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6695 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6696 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6697 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6698 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6699 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6700 * config/m88k/m88k.c: Include "function.h"
6701 (call_used_regs, current_function_pretend_args_size,
6702 current_function_outgoing_args_size, frame_pointer_needed): Delete
6704 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
6706 * config/mips/mips.h (current_function_calls_alloca): Delete
6708 * config/mn10200/mn10200.h (current_function_needs_context,
6709 rtx_equal_function_value_matters): Delete declarations.
6710 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
6711 flag_pic): Delete declarations.
6712 * config/pa/pa.h (current_function_pretend_args_size,
6713 current_function_decl): Delete declarations.
6714 * config/pa/som.h (current_function_varargs): Delete declaration.
6715 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
6717 * config/pyr/pyr.h (current_function_pretend_args_size,
6718 current_function_args_size, current_function_calls_alloca): Delete
6720 * config/sh/sh.h (current_function_varargs): Delete declaration.
6721 * config/sparc/sparc.h (current_function_outgoing_args_size,
6722 current_function_calls_alloca, current_function_decl): Delete
6724 * config/spur/spur.h (current_function_pretend_args_size,
6725 current_function_calls_alloca): Delete declarations.
6726 * config/v850/v850.c (current_function_outgoing_args_size): Delete
6728 * config/vax/vms.h (current_function_name): Delete declaration.
6729 * gcse.c: Include "function.h".
6730 (current_function_name, current_function_calls_setjmp): Delete
6732 * haifa-sched.c: Include "function.h".
6733 (forced_labels): Delete declaration.
6735 * reg-stack.c: Likewise.
6736 * reload1.c: Likewise.
6737 * genemit.c (main): Make generated file include function.h.
6738 * genoutput.c (output_prologue): Likewise.
6740 * builtins.c (saveregs_value, apply_args_value): Delete variables.
6741 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
6742 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
6743 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
6744 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
6745 macros for some of them.
6746 (emit_filename, emit_lineno): Delete declarations.
6747 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
6748 regno_pointer_* variables through current_function.
6749 (gen_inline_header_rtx): Delete function.
6750 (save_emit_status): Delete function.
6751 (set_new_last_label_num): New function.
6752 (clear_emit_caches): New function.
6753 (restore_emit_status): Just clear last_labelnum and call
6755 (get_last_insn_anywhere): Variable sequence_stack is now accessed
6756 through macro seq_stack.
6757 (add_insn_after): Likewise.
6758 (add_insn_before): Likewise.
6759 (remove_insn): Likewise.
6760 (pop_topmost_sequence): Likewise.
6761 (in_sequence_p): Likewise.
6762 (start_sequence_for_rtl_expr): Likewise.
6763 (start_sequence): Likewise, and likewise for
6764 sequence_rtl_expr/seq_rtl_expr.
6765 (push_topmost_sequence): Likewise.
6766 (end_sequence): Likewise.
6767 (init_virtual_regs): Now takes a "struct emit_status *" argument.
6768 All callers changed. Store into that pointer instead of globals.
6769 (init_emit): Allocate emit elt of current_function.
6770 Changes for sequence_rtl_expr/sequence_stack renaming.
6771 Call clear_emit_caches instead of doing it in-line.
6772 Access regno_pointer_* variables through current_function.
6773 (init_emit_once) Don't clear sequence_stack.
6775 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
6777 (arg_pointer_save_area): Delete declaration.
6778 (finish_expr_for_function): Renamed from init_queue; no longer static.
6779 (init_expr): Don't call init_queue.
6780 (save_expr_status, restore_expr_status): Delete functions.
6781 (expand_expr): Changes to reflect new layout of struct function.
6782 Don't access current_function_check_memory_usage when current_function
6784 * expr.h (forced_labels, save_expr_regs, saveregs_value,
6785 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
6786 current_function_outgoing_args_size, current_function_arg_offset_rtx,
6787 current_function_uses_const_pool, function_call_count,
6788 current_function_uses_pic_offset_table, nonlocal_labels,
6789 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
6790 current_function_check_memory_usage, nonlocal_goto_handler_slots,
6791 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
6793 (finish_expr_for_function): Declare.
6794 * flags.h (current_function_has_nonlocal_label,
6795 current_function_has_nonlocal_goto, current_function_is_thunk,
6796 current_function_has_computed_jump): Delete declarations.
6797 * flow.c (forced_labels): Delete declaration.
6798 * function.c (current_function_pops_args,
6799 current_function_returns_struct, current_function_returns_pcc_struct,
6800 current_function_needs_context, current_function_calls_setjmp,
6801 current_function_calls_longjmp, current_function_has_nonlocal_label,
6802 current_function_has_nonlocal_goto, current_function_is_thunk,
6803 current_function_has_computed_jump, current_function_calls_alloca,
6804 current_function_contains_functions, current_function_returns_pointer,
6805 current_function_epilogue_delay_list, current_function_args_size,
6806 current_function_pretend_args_size, current_function_arg_offset_rtx,
6807 current_function_outgoing_args_size, current_function_varargs,
6808 current_function_stdarg, current_function_args_info, cleanup_label,
6809 current_function_name, current_function_uses_const_pool,
6810 current_function_instrument_entry_exit, current_function_return_rtx,
6811 current_function_uses_pic_offset_table, nonlocal_labels,
6812 current_function_internal_arg_pointer, current_function_cannot_inline,
6813 current_function_check_memory_usage, function_call_count,
6814 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
6815 nonlocal_goto_stack_level, return_label, save_expr_regs,
6816 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
6817 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
6818 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
6819 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
6820 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
6822 (push_function_context_to): Don't save them. Don't call
6823 save_storage_status, save_emit_status or save_expr_status.
6824 (pop_function_context_from): Don't restore them. Don't call
6825 restore_storage_status or restore_expr_status.
6826 (get_func_frame_size): New function.
6827 (get_frame_size): Use it.
6828 (assign_outer_stack_local): Reflect some member name changes in struct
6830 (put_reg_into_stack): Likewise.
6831 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
6833 (fixup_var_refs): Likewise.
6834 (fix_lexical_addr): Likewise.
6835 (trampoline_address): Likewise.
6836 (prepare_function_start): Clear field inlinable of current_function.
6837 (init_function_for_compilation): New function.
6838 (expand_dummy_function_end): New function.
6839 (expand_function_end): Call finish_expr_for_function.
6840 * function.h (struct emit_status): New; fields moved here from struct
6841 function and from global variables. Add accessor macros for some of
6843 (struct expr_status): Likewise.
6844 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
6845 (struct function): Add fields expr and emit, inlinable, inl_emit,
6846 original_arg_vector, original_decl_initial, inl_last_parm_insn,
6847 inl_max_label_num. Add many comments.
6848 Add accessor macros for all elts of struct function that no longer
6849 have a global variable.
6850 (cleanup_label, return_label, frame_offset, tail_recursion_label,
6851 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
6852 stack_slot_list): Delete declarations.
6853 (get_func_frame_size): Declare.
6854 (save_expr_status, restore_expr_status, save_emit_status,
6855 save_storage_status, restore_storage_status): Delete declarations.
6856 (init_virtual_regs): Declare.
6857 * output.h (current_function_pops_args,
6858 current_function_returns_struct, current_function_returns_pcc_struct,
6859 current_function_needs_context, current_function_calls_setjmp,
6860 current_function_calls_longjmp, current_function_calls_alloca,
6861 current_function_has_nonlocal_label, current_function_varargs,
6862 current_function_has_computed_jump, current_function_returns_pointer,
6863 current_function_contains_functions, current_function_args_size,
6864 current_function_pretend_args_size, current_function_stdarg,
6865 current_function_outgoing_args_size, current_function_args_info,
6866 current_function_name, current_function_return_rtx,
6867 current_function_epilogue_delay_list,
6868 current_function_uses_const_pool, current_function_cannot_inline):
6869 Delete declarations.
6870 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
6871 regno_reg_rtx): Delete declaration.
6872 (REGNO_POINTER_FLAG): Delete macro.
6873 * stmt.c (expand_goto): Changes to reflect that some fields in struct
6874 function were renamed.
6875 * stor-layout.c (save_storage_status, restore_storage_status): Delete
6877 * toplev.c: Include "function.h".
6878 (current_function_decl): Delete declaration.
6879 (compile_file): Call init_dummy_function_start and
6880 expand_dummy_function_end around some initializations that need to
6882 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
6883 Call init_function_for_compilation.
6884 * unroll.c: Include "function.h"
6885 (unroll_loop): Access regno_pointer_* variables through
6888 * tree.h (struct tree_decl): Add elt f to saved_insns member.
6889 (DECL_SAVED_INSNS): use it.
6890 (expand_dummy_function_end): Declare.
6891 (init_function_for_compilation): Declare.
6892 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
6893 that it's no longer an INLINE_HEADER.
6894 (expand_call): Likewise.
6895 * integrate.c (finish_inline): Delete function.
6896 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
6897 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
6898 args. Don't generate an INLINE_HEADER rtx, just return the arg
6899 vector. All callers changed.
6900 (save_for_inline_copying): Create a duplicate struct emit_status to
6901 hold the emit state for compiling the current function. Use this and
6902 the other new fields in struct function that are for integration
6903 instead of an INLINE_HEADER.
6904 Use memcpy instead of bcopy.
6905 Store the current struct function in DECL_SAVED_INSNS of fndecl.
6906 (save_for_inline_nocopy): Similar changes, except no new emit_status
6908 (expand_inline_function): Get information from function structure,
6909 not from an inline header rtx.
6910 (output_inline_function): Lose code to extract the necessary
6911 information from an inline header; simply put back the function
6912 structure into current_function. Clear its inlinable elt.
6913 * rtl.def (INLINE_HEADER): Delete.
6914 * rtl.h: Delete all accessors for an INLINE_HEADER.
6915 (gen_inline_header_rtx): Delete declaration.
6916 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
6917 Delete declarations.
6918 (REGNO_POINTER_ALIGN): Delete.
6919 (clear_emit_caches): Declare.
6920 (set_new_last_label_num): Declare.
6922 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
6924 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
6926 * except.c (expand_eh_region_start_for_decl): Always start a new block.
6927 * stmt.c (is_eh_region): Make sure current_function is present, too.
6929 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
6931 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
6932 for 64bit PA targets.
6934 * pa.h (SELECT_SECTION): Define.
6935 * som.h (SELECT_SECTION): Delete.
6937 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6939 * alias.c (init_alias_analysis): Wrap call to
6940 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
6942 1999-08-07 Bruce Korb <autogen@linuxbox.com>
6944 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
6945 <sys/asm.h> contains an asm comment with an apostrophe
6946 * fixinc/inclhack.sh: regen
6947 * fixinc/fixincl.x: regen
6949 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
6951 * function.c (init_function_start): Clear prologue & epilogue.
6952 (prologue_epilogue_contains): New function.
6953 * alias.c (init_alias_analysis): Use it.
6954 * rtl.h (prologue_epilogue_contains): Declare it.
6956 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
6958 * jump.c (onlyjump_p): New function.
6959 * rtl.h: Declare it.
6960 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
6961 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
6963 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
6965 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
6966 to invert loops. Simplify block scanning.
6968 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6970 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
6971 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
6973 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
6975 * config/sparc/liteelf.h: New file to support sparclite-elf target
6976 * config/sparc/t-sp86x: New file to support sparc86x targets
6977 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
6978 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
6979 * configure.in: Support above target triplets
6980 * configure: Regenerated
6982 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
6984 * fixinc/server.c (server_setup): Do not prefix function used as
6987 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
6989 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
6990 Remove fp reg alternatives.
6992 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
6994 * Makefile.in (TAROUTOPTS): Kill.
6995 (install-headers-tar): Use "xpf" for tar headerfile extraction
6996 * i370/x-oe (TAROUTOPTS): Delete.
6997 * m68k/x-apollo68 (TAROUTOPTS): Delete.
6998 * m68k/x-hp320 (TAROUTOPTS): Delete.
6999 * m68k/x-hp320g (TAROUTOPTS): Delete.
7000 * gcc.texi: Update bug reporting text.
7002 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7004 * reg-stack.c (change_stack) Fixed problem with negative array index.
7006 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
7008 * extend.texi, install.texi: Fix spelling mistakes.
7010 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
7011 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7012 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
7014 * mips/t-ecoff: Likewise.
7015 * mips/t-elf: Likewise.
7016 * mips/t-mips: Likewise.
7017 * mips/t-osfrose: Likewise.
7018 * mips/t-r3900: Likewise.
7019 * mips/t-svr3: Likewise.
7020 * mips/t-svr4: Likewise.
7021 * mips/t-ultrix: Likewise.
7023 * gcc.texi: Document recommend means to provide software floating
7024 point libraries in libgcc.a
7026 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
7028 * c-lex.c (yylex): We can have a number with no digits.
7030 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
7032 * jump.c (delete_prior_computation): New function, broken
7033 out of delete_computation. Check for side effects with
7034 side_effects_p instead of FIND_REG_INC_NOTE. Handle
7035 multi-word hard registers.
7036 (delete_computation): Use it. Check for side effects with
7037 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
7038 missing REG_DEAD note for a register which is both set and
7041 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
7043 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
7044 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
7045 (ASM_FILE_START): Import _mcount with the right type.
7046 (ASM_DECLARE_FUNCTION_NAME): Define.
7047 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7048 * pa.c (output_function_prologue): Always emit the function's label
7050 * pa.h (TEXT_SPACE_P): Define.
7051 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7052 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
7053 * som.h (TEXT_SPACE_P): Delete.
7054 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7055 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
7057 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
7059 * expr.c (emit_group_load): Allow src to be a CONCAT.
7061 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7063 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
7064 (___mulsi3): Use '!' comment character.
7066 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7068 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
7070 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
7072 * gcc.c: Update URLs and mail addresses.
7073 * gcc.texi: Likewise.
7075 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
7077 * rs6000.c (current_file_function_operand): Return zero for
7079 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
7081 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
7084 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
7086 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
7087 allocate space in the stack frame for the PIC register.
7089 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
7091 * m68k.md (xordi3, anddi3): These patterns are not available on
7094 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
7096 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
7097 (PUT_REAL): Likewise.
7099 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7101 * final.c (shorten_branches): Don't add an alignment for loops
7102 that have no label inside.
7104 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7106 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7107 prototypes in macro HAVE_cmpstrsi.
7109 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7111 * emit-rtl.c (operand_subword): Remove unused variable
7114 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7116 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7118 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7120 * cpphash.c (macroexpand): Delete leading whitespace when arg
7121 is concatenated before.
7122 (unsafe_chars): Correct test for whether + and - can extend a
7125 * cppinit.c (cpp_start_read): Do dependencies for
7126 -include/-imacros files also.
7128 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7129 tokenizing non-directive lines.
7130 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7131 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7134 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7136 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7138 * c-lex.c: Sync with C++ frontend.
7139 (linemode): New variable.
7140 (parse_float): imag, conversion_errno, and type are output only.
7141 (yylex): Adjust. Move initial '.' case into main switch.
7143 (handle_generic_pragma): Just deal with tokens.
7144 (readescape): Use ISXDIGIT and ISGRAPH.
7145 * c-parse.in: Add END_OF_LINE token.
7147 * c-lex.c (lang_init): Generalize.
7148 (nextchar): Remove. Replace uses with UNGETC.
7149 (skip_white_space): Handle linemode here. Optimize for cpplib.
7150 (skip_white_space_on_line): Remove.
7151 (extend_token_buffer_to): New fn.
7152 (extend_token_buffer): Use it.
7153 (read_line_number, check_newline): Just deal with tokens.
7154 (token_getch, token_put_back): New fns.
7155 (yylex): Use them. More cpplib optimizations. Simplify.
7157 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7158 Jason Merrill <jason@yorick.cygnus.com>
7160 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7161 (consume_string): Make this smart about USE_CPPLIB.
7162 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7163 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7164 Also, clean up cases where we redundantly set token_buffer[0].
7165 (read_line_number): New fn.
7166 (ignore_escape_flag): New variable.
7168 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7170 * a29k/t-a29kbare: Fix some comments.
7171 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7172 (FPBIT, DPBIT): Define.
7173 * a29k/t-vx29k: Likewise.
7174 * arc/t-arc: Likewise.
7175 * arm/t-arm-elf: Likewise.
7176 * arm/t-bare: Likewise.
7177 * arm/t-pe: Likewise.
7178 * arm/t-pe-thumb: Likewise.
7179 * arm/t-semi: Likewise.
7180 * arm/t-thumb: Likewise.
7181 * arm/t-thumb-elf: Likewise.
7182 * arm/t-thumb-linux: Likewise.
7183 * h8300/t-h8300: Likewise.
7184 * i960/t-i960: Likewise.
7185 * i960/t-vxworks960: Likewise.
7186 * m32r/t-m32r: Likewise.
7187 * mips/t-ecoff: Likewise.
7188 * mips/t-elf: Likewise.
7189 * mips/t-r3900: Likewise.
7190 * pa/t-pro: Likewise.
7191 * rs6000/t-aix43: Likewise.
7192 * rs6000/t-beos: Likewise.
7193 * rs6000/t-newas: Likewise.
7194 * rs6000/t-ppccomm: Likewise.
7195 * rs6000/t-rs6000: Likewise.
7196 * rs6000/t-winnt: Likewise.
7197 * rs6000/t-xnewas: Likewise.
7198 * rs6000/t-xrs6000: Likewise.
7199 * sh/t-sh: Likewise.
7200 * sparc/t-elf: Likewise.
7201 * sparc/t-sparcbare: Likewise.
7202 * sparc/t-sparclite: Likewise.
7203 * sparc/t-splet: Likewise.
7204 * v850/t-v850: Likewise.
7205 * mn10200/t-mn10200: Fix comments.
7206 * mn10300/t-mn10300: Likewise.
7208 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7209 dummy operand. Allocate a new pseudo for the dummy operand.
7210 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7212 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7214 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7216 * configure: Rebuilt.
7217 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7219 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7221 * recog.c (preproces_constraints): Zero recog_op_alt before
7222 processing the constraints.
7224 * arm.c (typedef minipool_node): Renamed from pool_node.
7225 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7226 (add_minipool_constant): New function.
7227 (dump_minipool): New function.
7228 (find_barrier): Remove special case for getting the insn size of
7229 an insn that references the constant pool.
7230 (minipool_fixup): New structure.
7231 (push_minipool_barrier): New function.
7232 (push_minipool_fix): New function.
7233 (note_invalid_constants): New function.
7234 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7235 (arm_reorg): Rewrite code to fix up the constant pool into a
7236 series of mini-pools embedded in the insn stream.
7237 (arm_output_epilogue): New function, made mainly from the body
7238 of output_func_epilogue.
7239 (output_func_epilogue): Move insn generation part of epilogue code
7240 to arm_output_epilogue.
7241 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7242 * arm.md (pool_range): New attribute.
7243 (zero_extendqidi2): Add attribute pool_range.
7244 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7245 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7246 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7247 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7248 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7249 (epilogue): New expand.
7250 (epilogue_insn): New insn. Call arm_output_epilogue.
7252 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7253 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7255 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7257 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7259 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7261 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7263 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7265 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7267 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7269 * global.c: Fix comment.
7271 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7273 * gcc.c (access_check): New static function.
7274 (find_a_file): Use it when searching a directory list.
7275 * collect2.c (find_a_file): Don't accept directories found when
7276 searching a directory list.
7278 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7280 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7281 function parameters with `&'.
7282 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7284 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7286 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7287 or tidy_fallthru_edge if the last insn in the block is not
7288 an unconditional jump or a simple conditional jump.
7290 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7292 * Makefile.in (c-decl.o): Depends on defaults.h.
7294 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7296 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7298 (CLASS_MAX_NREGS): Likewise.
7300 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7302 * cse.c (cse_insn): Fix dumb thinko in last change.
7304 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7306 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7309 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7311 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7312 test for sizes of passed and declared parameter types.
7314 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7316 * fixincludes: Fix the return type of bsearch, char* -> void*.
7318 * fixinc/inclhack.def: Likewise.
7320 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
7322 * invoke.texi (-fdump-translation-unit): New option.
7324 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
7326 * expr.h (PROMOTE_PROTOTYPES): Move ...
7327 * defaults.h: ... to here.
7328 * c-decl.c: Include defaults.h instead of expr.h.
7329 * c-typeck.c: Include defaults.h.
7331 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
7333 * toplev.h (errorcount): Declare.
7334 (warningcount): Likewise.
7335 (sorrycount): Likewise.
7336 * c-lex.c (errorcount): Don't declare.
7337 * dwarf2out.c (errorcount): Don't declare.
7339 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
7341 * config/libgloss.h: Add a note discouraging use with ELF.
7342 * configure.in: Don't use libgloss.h for ELF targets.
7343 Always use_collect2 on a.out targets.
7345 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
7347 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
7348 (force_to_mode, case ASHIFTRT): Add shiftrt label.
7350 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7352 * loop.c (strength_reduce): When doing biv->giv conversion, update
7353 reg note of NEXT->insn.
7355 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7357 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
7359 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7361 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
7362 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
7363 Ensure expr.h is included.
7364 * c-typecheck.c (convert_arguments): Ditto.
7366 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
7368 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
7369 * config/convex/convex.h: Ditto.
7370 * config/dsp16xx/dsp16xx.h: Ditto.
7371 * config/fx80/fx80.h: Ditto.
7372 * config/gmicro/gmicro.h: Ditto.
7373 * config/i370/i370.h: Ditto.
7374 * config/i386/i386.h: Ditto.
7375 * config/m32r/m32r.h: Ditto.
7376 * config/m68k/m68k.h: Ditto.
7377 * config/m88k/m88k.h: Ditto.
7378 * config/mips/mips.h: Ditto.
7379 * config/pa/pa.h: Ditto.
7380 * config/pyr/pyr.h: Ditto.
7381 * config/tahoe/tahoe.h: Ditto.
7382 * config/we32k/we32k.h: Ditto.
7384 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
7387 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
7389 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
7392 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
7394 1999-08-02 Richard Henderson <rth@cygnus.com>
7396 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
7397 for the register spill block.
7399 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
7400 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
7402 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
7403 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
7404 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
7406 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7408 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
7409 MAX_WCHAR_TYPE defined in sparc.h.
7410 * config/sparc/linuxaout.h: Likewise.
7411 * config/sparc/linux64.h: Likewise.
7412 Also default to -mvis if CPU is UltraSPARC.
7414 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7416 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
7417 (RTX_OK_FOR_OLO10): Likewise.
7418 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
7419 %lo(), allow it in addresses...
7420 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
7421 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
7422 does not make sense.
7423 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
7424 (sparc_output_scratch_registers): New function.
7425 (output_function_prologue, sparc_flat_output_function_prologue): Use
7427 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
7429 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
7430 * configure.in: Add check for .register pseudo-op support in as and
7431 check for offsetable %lo().
7432 * acconfig.h: Add templates for the above checks.
7433 * configure: Regenerate.
7435 1999-08-02 Richard Henderson <rth@cygnus.com>
7437 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
7438 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
7439 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
7441 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7443 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7446 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7448 * config/float-sparc.h: New file.
7449 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
7450 sparc-*-linux-gnu and sparc64-*-linux*.
7452 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7454 * rs6000.c (rs6000_va_list): Type is an array.
7455 (rs6000_va_start): Don't doubly adjust for varargs.
7456 (rs6000_va_arg): Evaluate long long GPR adjustment.
7458 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
7460 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
7461 -maix64 and -maix32.
7462 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
7463 LINK_SPEC): Change appropriately.
7464 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
7465 (u_short_cint_operand): Likewise.
7466 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
7468 * rs6000/t-aix43 (MULTILIB): Change to -m64.
7470 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
7472 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
7474 * rs6000/rs6000.c (num_insns_constant_wide): Correct
7476 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
7477 (non_add_cint_operand): Likewise.
7478 (logical_operand): Likewise.
7479 (non_logical_cint_operand): Likewise.
7480 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
7481 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
7482 (rs6000_select_rtx_section): Suppress warning.
7483 (small_data_operand): Suppress warning.
7484 (rs6000_got_register): Suppress warning.
7485 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
7486 type, so `J' is generally the wrong constraint for a SImode value;
7488 (andsi3_internal2): Likewise.
7489 (andsi3_internal3): Likewise.
7490 (iorsi3_internal1): Likewise.
7491 (xorsi3_internal1): Likewise.
7493 (movsf_softfloat): Likewise.
7494 (scc insns): Likewise.
7495 (movsi+2): Preserve sign bits of SImode constant.
7496 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
7497 (movdf+1): Sign-extend properly.
7498 (movdi_32+1): Sign-extend properly.
7499 (scc insns): Sign-extend properly.
7501 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
7504 1999-08-02 Richard Henderson <rth@cygnus.com>
7506 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
7508 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
7509 * alpha.md (all fp insns): Likewise.
7511 1999-08-02 Nick Clifton <nickc@cygnus.com>
7513 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
7516 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
7518 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
7519 pic_load_label generator directly.
7520 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
7521 No longer a named pattern.
7523 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
7525 * explow.c (force_reg): Call force_operand if X does not
7526 satisfy general_operand.
7528 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
7530 * fix-header.c (main): When testing for CONTINUED, use string
7531 equality, not pointer equality.
7533 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
7535 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
7537 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
7539 * cse.c (cse_insn): Fix loop which deletes insns after a jump
7540 that has become an unconditional jump.
7542 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
7543 (output_function_epilogue): Similarly.
7545 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7547 * tree.h (init_dummy_function_start): Declare.
7549 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7551 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
7552 last_expr_type, last_expr_value, block_start_count, block_stack,
7553 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
7554 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
7555 dynamically in stmt elt of struct function for each function.
7556 (struct nesting): Rename function_call_count elt to n_function_calls,
7557 target_temp_slot_level to block_target_temp_slot_level. All users
7559 (struct stmt_status): New structure definition.
7560 Add many accessor macros for stmt_status elements which previously
7561 were global variables.
7562 (init_stmt_for_function): Allocate stmt elt for current_function.
7563 Reflect that block_start_count was renamed to
7564 current_block_start_count.
7565 (save_stmt_status, restore_stmt_status): Delete functions.
7566 (preserve_subexpressions_p): Don't access loop_stack when outside
7568 (expand_start_bindings): Reflect that block_start_count was renamed to
7569 current_block_start_count.
7570 (expand_fixup): Likewise.
7571 (expand_decl): Don't access block_stack when outside a function.
7572 (expand_decl_cleanup): Likewise.
7573 (expand_dcc_cleanup): Likewise.
7574 (expand_dhc_cleanup): Likewise.
7575 (expand_anon_union_decl): Likewise.
7576 (set_file_and_line_for_stmt): New function.
7577 (in_control_zone_p): New function.
7579 * function.h (struct function): Add new elt stmt.
7580 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
7581 case_stack, nesting_stack, nesting_depth, block_start_count,
7582 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
7583 emit_lineno, goto_fixup_chain.
7584 (save_eh_status, restore_eh_status, save_stmt_status,
7585 restore_stmt_status): Delete declarations.
7586 * function.c (push_function_context_to): Don't call save_stmt_status.
7587 (pop_function_context_to): Don't call restore_stmt_status.
7588 * tree.h (in_control_zone_p): Declare.
7589 * rtl.h (set_file_and_line_for_stmt): Declare.
7591 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
7592 call set_file_and_line_for_stmt.
7594 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
7596 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
7597 Also update copyright.
7599 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7601 * c-pragma.c: Don't include "except.h".
7602 * emit-rtl.c: Likewise.
7603 * stor-layout.c: Likewise.
7605 * varasm.c: Likewise.
7607 * flow.c: Include "function.h".
7608 * tree.h (init_dummy_function_start): Declare new function.
7610 * except.h (struct eh_status): New structure.
7611 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
7613 (eh_return_stub_label, ehstack, catchstack, ehqueue,
7614 catch_clauses, false_label_stack, caught_return_label_stack,
7615 protect_list, current_function_ehc): Add accessor macros for the
7616 corresponding fields in current_function->eh; delete declarations
7617 for all items that used to be declared here.
7618 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
7619 catch_clauses, false_label_stack, caught_return_label_stack,
7620 protect_list, current_function_ehc): Delete variables.
7621 (init_eh_for_function): Allocate current_function->eh.
7622 (save_eh_status, restore_eh_status): Delete functions.
7624 * function.h (struct function): Add fields next_global and eh.
7625 Delete all exception handling related fields.
7626 * function.c (current_function): New variable.
7627 (all_functions): New variable.
7628 (push_function_context_to): Don't allocate a struct function,
7629 use current_function instead. Call init_dummy_function_start when
7630 outside a function. Clear current_function before returning.
7631 (pop_function_context_from): Restore current_function.
7632 Don't free the restored struct function.
7633 (prepare_function_start): New function.
7634 (init_dummy_function_start): New function.
7635 (init_function_start): Break out some code into prepare_function_start
7638 * stmt.c (save_stmt_status): Don't call save_eh_status.
7639 (restore_stmt_status): Don't call restore_eh_status.
7641 * Makefile.in: Update dependencies.
7643 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
7645 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
7646 of depending on a magic constant value. Update comments.
7647 (hppa_expand_prologue): Similarly.
7649 * pa.md (reload_indi, reload_outdi): Allow any register for the
7650 original reload register.
7652 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
7654 * cccp.c (print_help): Change marcos to macros.
7656 1999-07-30 Richard Henderson <rth@cygnus.com>
7658 * c-typeck.c (initializer_constant_valid_p): Move ...
7659 * c-common.c (initializer_constant_valid_p): ... here. Use
7660 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
7662 * c-common.h (initializer_constant_valid_p): Declare.
7663 * c-tree.h (initializer_constant_valid_p): Remove.
7665 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
7667 * config/i386/sol2-c1.asm: Align the stack.
7668 * config/i386/sol2-gc1.asm: Likewise.
7670 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
7672 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
7673 -Asparclite for sparc86x.
7674 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
7676 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
7678 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
7680 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
7681 the user if using the non-default arch size in BI_ARCH configuration.
7682 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
7684 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
7685 Fix patterns so that they actually match.
7686 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
7687 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
7688 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
7690 (mulsidi3): Reflect this in the expand.
7691 (smulsi3_highpart): Only on TARGET_ARCH32.
7692 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
7693 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
7694 (umulsidi3): Reflect this in the expand.
7695 (umulsi3_highpart): Only on TARGET_ARCH32.
7696 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
7697 don't require g0 to be zero.
7698 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
7699 ({,u}divsi3): New expands.
7700 ({,u}divsi3_sp64): New patterns.
7701 (after lshrdi3_v8plus): Four new patterns to help combiner
7702 optimizing nested mixed mode shifts.
7704 * config/sparc/sparc.c (sparc_override_options): Use deprecated
7705 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
7706 speed things up. Don't use them by default on plain v9 in 64bit
7707 mode, according to what SPAMv9 sais.
7709 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
7710 top 32 bits of %[og][0-7] in signal handlers.
7711 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
7713 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
7715 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
7716 (ashlsi3): Corresponding changes.
7718 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
7720 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
7722 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
7724 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7726 * arm.h (Hint): Delete macro.
7727 Substitute HOST_WIDE_INT for Hint in some prototypes.
7728 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
7730 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
7732 * builtins.c (expand_builtin_setjmp): Use force_operand to
7733 make sure that the buffer address is in a suitable form to be
7734 passed to force_reg.
7736 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
7738 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
7741 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
7743 * pa.md (indirect_jump): Remove mode from match_operand. Verify
7744 proper mode in the condition string.
7745 (icacheflush, dcacheflush): Remove modes from match_operands.
7747 * pa.c (emit_move_sequence): Always convert scratch_reg to the
7748 proper mode before using it.
7750 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
7753 * pa.c (store_reg): Do not call add_high_const generator directly.
7754 (load_reg, set_reg_plus_d): Likewise.
7755 * pa.md (add_high_const): No longer a named pattern.
7757 * pa.c (legitimize_address): Consistently use Pmode rather than
7758 SImode. Do not call gen_pic2_highpart directly anymore.
7759 * pa.md (pic2_highpart): No longer a named pattern.
7760 (pic2_lo_sum): Similarly. Reformat to make more readable.
7762 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
7767 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7769 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
7771 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
7773 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
7774 and tag the spill mems.
7775 (hppa_va_start): New.
7777 * pa.h (EXPAND_BUILTIN_VA_START): New.
7778 (EXPAND_BUILTIN_VA_ARG): New.
7780 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
7782 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
7783 and tag the spill mems.
7784 (mn10300_va_start): New.
7785 (mn10300_va_arg): New.
7786 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
7787 (EXPAND_BUILTIN_VA_ARG): New.
7789 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
7791 * mn10200.c (mn10200_va_arg): New.
7792 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
7794 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
7796 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
7797 rather than play with TREE_INT_CST_LOW.
7799 1999-07-27 Philip Blundell <pb@nexus.co.uk>
7801 * config/arm/telf.h: Include dbxelf.h.
7802 (CPP_PREDEFINES): Only define if not already defined.
7803 (ASM_IDENTIFY_GCC): Likewise.
7804 (SUBTARGET_EXTRA_SECTIONS): Likewise.
7805 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
7806 * config/arm/thumb.h (LINK_SPEC): Only define if not already
7808 (DBX_DEBUGGING_INFO): Don't define.
7809 * config/arm/linux-telf.h: New file.
7810 * config/arm/linux-tgas.h: New file.
7811 * config/arm/t-thumb-linux: New file.
7812 * config/arm/uclinux-elf.h: New file.
7813 * config/arm/uclinux-telf.h: New file.
7814 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
7815 thumb-*-uclinux): New targets.
7816 * configure: Regenerate.
7818 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
7820 * pa.md (post_store, pre_load): New expanders.
7821 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
7822 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
7823 need to directly generate RTL for them.
7824 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
7827 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
7829 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
7830 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
7831 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
7832 (secndary_reload_class): Make TARGET_ELF conditional compile.
7833 (print_operand_address): Similar.
7834 (output_toc): Print all values as hex.
7835 (get_issue_rate): Rearrange and add RS64A and PPC630.
7836 * rs6000.h (processor_type): Add RS64A and PPC630.
7837 (PROCESSOR_POWERPC64): New.
7838 (PROMOTE_MODE): Use word_mode.
7839 (RTX_COSTS): Add RS64A and PPC630.
7840 * rs6000.md (scheduling information): Add lmul and ldiv
7841 representing 64-bit integer multiply and divide. Add rs64a and
7843 (ashldi3): Add support for "rldic" instruction.
7844 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
7846 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
7848 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
7849 instead of V8 for sparclite86x in cpu_table.
7851 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7853 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
7854 output_file_directive.
7856 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
7858 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
7859 tree for op1, not the rtl.
7861 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
7863 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
7864 to m88k_va_start, leaving only the register spill.
7865 (m88k_build_va_list): New.
7866 (m88k_va_start): New.
7868 * m88k.h (BUILD_VA_LIST_TYPE): New.
7869 (EXPAND_BUILTIN_VA_START): New.
7870 (EXPAND_BUILTIN_VA_ARG): New.
7872 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
7874 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
7875 Rename from expand_builtin_saveregs.
7876 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
7878 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
7880 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
7881 for the register spill block.
7882 (i960_build_va_list): New.
7883 (i960_va_start): New.
7885 * i960.h (BUILD_VA_LIST_TYPE): New.
7886 (EXPAND_BUILTIN_VA_START): New.
7887 (EXPAND_BUILTIN_VA_ARG): New.
7888 * i960.md (store_multiple): Use change_address on individul mems.
7890 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
7892 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
7894 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
7895 (expand_builtin_va_end): Evaluate arg for side effects.
7896 * c-common.c (c_common_nodes_and_builtins): Construct a
7897 va_list_arg_type_node to handle array decomposition to pointer.
7899 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
7901 * except.c (start_dynamic_cleanup): Use force_operand on the
7904 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
7906 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
7907 * c4x.c (c4x_va_arg): New.
7909 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
7911 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
7914 1999-07-26 Nathan Sidwell <nathan@acm.org>
7916 * eh-common.h (__eh_matcher): Prototype correctly.
7918 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
7920 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
7921 (TARGET_SINGLE_PIC_BASE): Likewise.
7922 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
7924 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
7925 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
7926 (TARGET_OPTIONS): Add -mpic-register=N.
7927 (OUTPUT_INT_ADDR_CONST): New macro.
7928 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
7929 LEGITIMATE_PIC_OPERAND_P): Likewise.
7930 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
7931 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
7932 output_addr_const directly.
7933 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
7935 (thumb_pic_register, thumb_pic_register_string): Declare.
7937 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
7939 (label_mentioned_p): New function: Imported from arm.c.
7940 (legitimize_pic_address): New function: Imported from arm.c.
7941 (is_pic):New function: Imported from arm.c.
7942 (thumb_finalize_pic):New function: Imported from arm.c.
7943 (add_constant): Cope with PIC constants.
7944 (fixit): Cope with PIC constants.
7945 (output_return): Do not treat the PIC register as live if
7946 TARGET_SINGLE_PIC_BASE is true.
7947 (thumb_function_prologue): Do not treat the PIC register as live if
7948 TARGET_SINGLE_PIC_BASE is true.
7949 (thumb_expand_prologue): Do not treat the PIC register as live if
7950 TARGET_SINGLE_PIC_BASE is true.
7951 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
7952 TARGET_SINGLE_PIC_BASE is true.
7953 (thumb_print_operand): Accept '|'.
7954 (thumb_override_options): Process PIC options.
7956 * config/arm/thumb.md (movsi): Support PIC.
7957 (call_insn): Change "i" constraint to "X".
7958 (call_value_insn): Likewise.
7959 (consttable_4, consttable_8, consttable_end): Set and clear
7960 "making_const_table" as appropriate.
7961 (pic_load_addr, pic_add_dot_plus_four): New insns.
7963 * invoke.texi (Thumb Options): Fix spelling. Document new
7964 options -msingle-pic-base and -mpic-register=.
7966 1999-07-26 Andrew Haley <aph@cygnus.com>
7968 * config/m32r/initfini.c (__init): Use a full word immediate for
7969 __fini: this allows it to be placed in any memory region.
7971 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
7972 -mmodel=medium. This is OK for all memory models.
7974 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
7976 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
7977 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
7979 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
7981 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
7984 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
7986 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
7988 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
7989 (BUILD_VA_LIST_TYPE): New.
7990 (EXPAND_BUILTIN_VA_START): New.
7991 (EXPAND_BUILTIN_VA_ARG): New.
7992 * i860.c (output_delayed_branch): Disable.
7993 (output_delay_insn): Likewise.
7994 (i860_saveregs): New.
7995 (i860_build_va_list): New.
7996 (i860_va_start): New.
7998 * i860.md: Disable all peepholes using output_delayed_branch.
7999 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
8001 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
8003 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
8004 (BUILD_VA_LIST_TYPE): New.
8005 (EXPAND_BUILTIN_VA_START): New.
8006 (EXPAND_BUILTIN_VA_ARG): New.
8007 * clipper.c (clipper_builtin_saveregs): Only dump registers.
8008 Return the address of the save area.
8009 (clipper_build_va_list): New.
8010 (clipper_va_start): New.
8011 (clipper_va_arg): New.
8013 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
8015 * arc.h (EXPAND_BUILTIN_VA_START): New.
8016 (EXPAND_BUILTIN_VA_ARG): New.
8017 * arc.c (arc_setup_incoming_varargs): Set alias set of
8019 (arc_va_start): New.
8022 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
8024 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
8025 (BUILD_VA_LIST_TYPE): New.
8026 (EXPAND_BUILTIN_VA_START): New.
8027 (EXPAND_BUILTIN_VA_ARG): New.
8028 * alpha.c (alpha_builtin_saveregs): Delete.
8029 (alpha_build_va_list): New.
8030 (alpha_va_start): New.
8031 (alpha_va_arg): New.
8033 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
8035 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
8037 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
8038 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
8040 * gcc.texi: More changes related to list conversion.
8041 * invoke.texi: Likewise.
8043 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
8045 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
8046 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
8047 (expand_builtin_next_arg): Accept ARGLIST not EXP.
8048 (stabilize_va_list): New function.
8049 (std_expand_builtin_va_start): New function.
8050 (expand_builtin_va_start): New function.
8051 (get_varargs_alias_set): New function.
8052 (std_expand_builtin_va_arg): New function.
8053 (expand_builtin_va_arg): New function.
8054 (expand_builtin_va_end): New function.
8055 (expand_builtin_va_copy): New function.
8056 (expand_builtin): Call them.
8057 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
8058 __builtin_{varargs_start,stdarg_start,end,copy}.
8059 (build_va_arg): New function.
8060 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
8061 (build_va_arg): Declare.
8062 * c-decl.c (ptr_type_node, va_list_type_node): New.
8063 * c-parse.gperf (__builtin_va_arg): New.
8064 * c-parse.in (VA_ARG): New token.
8065 (unary_expr): Recognize it.
8066 * expr.c (expand_expr): Expand VA_ARG_EXPR.
8067 * expr.h (std_expand_builtin_va_start): Declare.
8068 (std_expand_builtin_va_arg): Declare.
8069 (expand_builtin_va_arg): Declare.
8070 (get_varargs_alias_set): Declare.
8071 * tree.def (VA_ARG_EXPR): New.
8072 * tree.h (BUILT_IN_VARARGS_START): New.
8073 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
8074 (ptr_type_node, va_list_type_node): Declare.
8075 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
8076 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
8077 * m88k.h, m88k.c: Likewise.
8078 * mn10300.h, mn10300.c: Likewise.
8079 * pa.h, pa.c: Likewise.
8080 * rs6000.h, rs6000.c: Likewise.
8081 * sh.h, sh.c: Likewise.
8082 * sparc.h, sparc.c: Likewise.
8084 * emit-rtl.c (operand_subword): Copy alias set.
8085 (change_address): Likewise.
8087 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
8089 * pa.c (compute_frame_size): Scan all the used callee saved registers,
8090 not just the first one.
8092 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
8094 * config/arm/arm.h (TARGET_SWITCHES): Add
8095 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
8096 (TARGET_OPTIONS): Add -mpic-register=.
8097 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
8098 (arm_pic_register_string): Declare.
8099 (NEED_PLT_GOT): Delete, replace with ...
8100 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8101 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8102 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8103 * config/arm/arm.c (arm_override_options): Add new option
8105 (arm_pic_register_string): New variable.
8106 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8107 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8108 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8109 (output_return_instruction): Likewise.
8110 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8111 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8112 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8114 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8115 mention of -msched-prolog. Document new options -msingle-pic-base
8116 and -mpic-register=.
8118 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8120 * haifa-sched.c (reemit_notes): Tidy.
8121 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8124 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8126 * explow.c (trunc_int_for_mode): New function.
8127 (plus_constant_wide): Use it.
8128 * combine.c (simplify_and_const_int): Likewise.
8129 (merge_outer_ops): Likewise.
8130 (simplify_shift_const): Likewise.
8131 * cse.c (simplify_unary_operation): Likewise.
8132 (simplify_binary_operation): Likewise.
8133 * emit-rtl.c (operand_subword): Likewise.
8134 * rtl.h: Declare it.
8136 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8138 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8139 (use NUM_REGS instead of NUM_INTS).
8141 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8143 * builtins.c: New file.
8144 * expr.c (saveregs_value, apply_args_value): Delete definition,
8145 moved into builtins.c.
8146 (string_constant): No longer static.
8147 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8148 apply_args_size, apply_result_size, result_vector,
8149 expand_builtin_apply_args, expand_builtin_apply,
8150 expand_builtin_return): Delete functions, moved into builtins.c.
8151 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8152 * expr.h (saveregs_value, apply_args_value): Declare variables.
8153 (expand_builtin, string_constant): Declare functions.
8154 * Makefile.in: Update to build builtin.o.
8156 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8158 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8159 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8160 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8161 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8163 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8166 1999-07-21 Michael Meissner <meissner@cygnus.com>
8168 * print-rtl.c (print_rtx): Print the names of the virtual
8171 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8173 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8174 introduced in previous delta.
8176 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8178 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8179 to avoid name clash.
8181 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8183 * c-lex.c (yylex) : Correct the test for overflow when lexing
8186 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8188 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8189 (adjust_priority): Always call ADJUST_PRIORITY.
8190 (schedule_insn): Only put insns into the ready at cost 0.
8191 (schedule_block): Remove redundant initial sort. Give clock_var
8192 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8194 * tm.texi (MD_SCHED_REORDER): Update docs.
8196 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8197 * sparc.c (ultra_reorder_called_this_block): Delete.
8198 (ultrasparc_sched_init): Don't set it.
8199 (ultrasparc_sched_reorder): Don't check it.
8201 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8203 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8204 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8205 (function_arg_boundary): Align DFmode.
8206 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8207 to get fp reg and stack overflow correct.
8208 (function_arg): Likewise.
8209 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8210 (setup_incoming_varargs): Restructure for ABI_V4; use
8211 function_arg_advance to skip final named argument.
8212 (expand_builtin_saveregs): Properly unskip the last integer arg
8213 when doing varargs. Adjust overflow location calculation.
8215 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8216 explicitly unsigned.
8217 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8218 (__VA_GP_REGSAVE): Similarly.
8219 (__va_longlong_p): Delete.
8220 (__va_arg_type_violation): New declaration.
8221 (va_arg): Restructure. Flag promotion errors. Align double.
8222 TFmode passed by reference.
8224 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8225 in the HOST_BITS_PER_WIDE_INT > 32 case.
8227 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8229 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8231 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8233 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8234 * toplev.c (documented_lang_options): Add -fpreprocessed.
8235 * cpplib.h (struct cpp_buffer): Add preprocessed.
8236 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8237 (cpp_start_read): Don't expand macros or emit an initial #line
8238 directive if -fpreprocessed.
8240 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8242 * cpplib.h (struct cpp_buffer): Added manual_pop for
8243 better C++ tokenization.
8244 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8245 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8246 * c-common.c (cpp_token): Make non-static.
8248 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8250 * c-common.h: New file.
8251 * c-common.c (permanent_obstack): Delete unused declaration.
8252 (c_global_trees): New array.
8253 (c_common_nodes_and_builtins): New function; split off common code
8254 from init_decl_processing in both c-decl.c and cp/decl.c.
8255 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8256 c_global_trees and accessor macros defined in c-common.h.
8258 * c-decl.c: Delete definitions for tree nodes that were replaced by
8260 (init_decl_processing): Build void_list_node.
8261 Call c_common_nodes_and_builtins; delete code to generate the common
8263 * objc/objc-act.c (build_module_descriptor): Rename variable
8264 void_list_node to avoid clash with c-common.h.
8266 * Makefile.in: Update dependencies.
8267 * objc/Make-lang.in: Likewise.
8269 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8271 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8272 (UNIQUE_SECTION_P): Likewise.
8273 (UNIQUE_SECTION): Likewise.
8275 1999-07-19 Linas Vepstas <linas@linas.org>
8277 * config/i370/README: New file.
8278 * config/i370/linux.h: New file.
8279 * config/i370/mvs.h: New file.
8280 * config/i370/oe.h: New file.
8281 * config/i370/t-linux: New file.
8282 * config/i370/t-mvs: New file.
8283 * config/i370/t-oe: New file.
8284 * config/i370/x-oe: New file.
8285 * config/i370/xm-linux.h: New file.
8286 * config/i370/xm-mvs.h: New file.
8287 * config/i370/xm-oe.h: New file.
8289 * i370.c (label_node_t): Add first_ref_page, label_addr,
8290 label_first_ref, label_last_ref members.
8291 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8292 (MAX_MVS_LABEL_SIZE): Define.
8293 (MAX_LONG_LABEL_SIZE): Define.
8294 (alias_node_t, alias_anchor, alias_number): New.
8295 (mvs_function_table): Reorder for EBCDIC.
8296 (ascebc, ebcasc): Unconditionally define.
8297 (i370_branch_dest, i370_branch_length): New functions.
8298 (i370_short_branch, i370_label_scan): New functions.
8299 (mvs_get_label): Renamed from mvs_add_label. Search for
8300 an existing label before creating a new one.
8301 (mvs_add_label): New function.
8302 (mvs_get_label_page): New function.
8303 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8304 over the entire list.
8305 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8306 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8307 (mvs_add_alias, mvs_need_alias): New functions.
8308 (mvs_get_alias, mvs_check_alias): New functions.
8309 (handle_pragma): New function.
8310 (mvs_function_check): New function.
8311 (unsigned_jump_follows_p): Search harder.
8312 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8313 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8314 * i370.h (TARGET_VERSION): Delete.
8315 (CPP_SPEC, CPP_PREDEFINES): Delete.
8316 (mvs_label_emitted): Delete.
8317 (TARGET_EBCDIC): Delete.
8318 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
8319 (HANDLE_PRAGMA): Define.
8320 (HARD_REGNO_NREGS): Handle complex modes.
8321 (HARD_REGNO_MODE_OK): Likewise.
8322 (CLASS_MAX_NREGS): Likewise.
8323 (RET_REG): Likewise.
8324 (EXTRA_CONSTRAINT): Define.
8325 (RETURN_IN_MEMORY): True for DImode.
8326 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
8327 (FUNCTION_PROFILER): Delete.
8328 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
8329 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
8330 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
8331 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
8332 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
8333 (ASM_FILE_START): Add "RMODE ANY".
8334 (ASM_OUTPUT_EXTERNAL): Check for aliases.
8335 (ASM_GLOBALIZE_LABEL): Likewise.
8336 (ASM_OUTPUT_LABELREF): Likewise.
8337 (ASM_OUTPUT_COMMON): Likewise.
8338 (PRINT_OPERAND): Handle 'K', 'W', default.
8339 (PRINT_OPERAND_ADDRESS): New.
8340 (Lots of defines): Add support for TARGET_ELF_ABI.
8341 * i370.md (attr length): New. Define for all patterns.
8342 (*): Lots of tweeks to assembly output and constraints.
8344 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
8346 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
8347 Disable patterns performing SImode comparisons with SImode values
8348 if TARGET_POWERPC64 and instruction does not sign-extend or does
8349 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
8350 differ for signed quantities.
8351 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
8352 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
8353 (decrement_and_branch_on_count): Add 64-bit variant.
8355 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8357 * final.c (output_asm_insn): When searching for the matching string
8358 for a given dialect, don't run past the end of the list of
8359 alternatives if there are fewer alternatives in the template than
8362 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
8364 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
8365 Removed paragraph about compression of files and size limitation,
8366 duplicated in the FAQ. Use gcc-patches for posting patches.
8367 * gcc.c (main): Updated URL with bug reporting instructions to
8368 gcc.gnu.org. Removed e-mail address.
8369 * system.h (abort): Likewise.
8371 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8373 * Makefile.in (stmp-multilib-sub): Make the files extracted
8374 from $(LIBGCC1) writable.
8376 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
8378 * config/arm/aout.h: Reformat for improved readability.
8380 * config/arm/arm.h: Reformat for improved readability.
8381 Replace uses of fprintf with asm_fprintf where appropriate.
8382 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
8383 function declaration assembler actions.
8384 (NUM_INTS): New macro: Convert from bytes to words.
8385 (NUM_REGS): New macro: Compute number of registers required to
8386 hold a quanitity of tyep MODE.
8387 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
8389 (NUM_ARG_REGS): New macro: The number of argument registers
8391 (ARG_REGISTER): New macro: Compute the register number of the Nth
8393 (LAST_ARG_REGNUM): New macro: The number of the last argument
8395 (SP_REGNUM): New macro: Register number of the stack pointer.
8396 (FP_REGNUM): New macro: Register number of the frame pointer.
8397 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
8398 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
8399 CUMULATIVE_ARGS so that it counts registers not bytes.
8401 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
8403 Replace uses of fprintf with asm_fprintf where appropriate.
8404 (output_ascii_pseudo_op): Replace with version from thumb.c
8406 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
8408 * config/arm/elf.h (CPP_PREDEFINES): Replace with
8410 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
8411 (ASM_FILE_START): Emit ASM_APP_OFF.
8413 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
8415 * pa.c (compute_frame_size): Round frame according to
8416 STACK_BOUNDARY rather than a hardwired value.
8418 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
8420 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
8422 * configure: Rebuilt.
8424 * configure.in (hppa*-*-linux*): New configuration.
8425 * configure: Rebuilt.
8426 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
8427 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
8428 * pa/pa-linux.h: New file.
8429 * pa/t-linux: New file.
8430 * pa/xm-linux.h: New file.
8432 * pa.c (hppa_legitimize_address): Change references from SImode to
8433 either Pmode or word_mode as appropriate.
8434 (emit_move_sequence, store_reg, load_reg): Likewise.
8435 (set_reg_plus_d, hppa_expand_prologue): Likewise.
8436 (output_mul_insn): Likewise.
8437 * pa.h (PROMOTE_MODE): Likewise.
8438 (INITIALZE_TRAMPOLINE): Likewise.
8439 (Pmode): Define to word_mode.
8441 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
8442 value of 4. Allocate 8 bytes for each FP register save.
8443 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
8445 (hppa_expand_prologue): Likewise.
8446 * pa.h (PROMOTE_MODE): Likewise.
8447 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
8448 (FUNCTION_ARG_BOUNDARY): Likewise.
8450 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
8452 * pa.c (out_of_line_prologue_epilogue): Delete.
8453 (override_options): Remove -mspace related code.
8454 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
8455 (compute_frame_size): Only allocate space for register that
8456 actually need to be saved.
8457 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
8458 (TARGET_SWITCHES): Remove -mspace, -mno-space
8459 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
8460 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
8461 * pa/ee.asm, pa/ee_fp.asm: Delete.
8463 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
8465 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
8466 directive in column zero.
8468 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
8470 * m68k.c (output_function_prologue): Fix computation of save mask
8471 when generating PIC code.
8473 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
8475 * tree.c (build_type_attribute_variant): Move current_obstack restore
8476 after build_qualified_type call.
8478 1999-07-15 Mark Mitchell <mark@codesourcery.com>
8480 * configure.in: Use t-iris6, even with GNU LD.
8481 * config/mips/iris6gld.h: Fix typo in linker spec.
8482 * config/mips/t-iris6gld: Remove.
8484 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
8486 * rs6000.md (insv, extzv): Remove SImode dependence in named
8487 patterns. Explicitly generate DImode RTL if PowerPC64 and
8489 (insvdi): Reverse start and size in instruction template.
8491 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
8493 * invoke.texi: Typo fixes.
8495 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
8497 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
8498 handle at this time instead of silently generating incorrect code.
8499 (gen_imagpart): Likewise.
8501 * reload.c (find_reloads): Emit a USE for a pseudo register without
8502 a hard register if we could not create an optional reload for the
8505 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8507 * c-typeck.c (output_init_element, process_init_element):
8508 When advancing constructor_unfilled_fields for a RECORD_TYPE,
8509 check for nameless bit fields.
8511 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
8513 * regclass.c (scan_one_insn): Notice subregs that change the
8514 size of their operand.
8515 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
8517 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
8519 * configure.in (alpha*-*-*): Include alpha/t-ieee.
8520 * configure: Rebuilt.
8521 * alpha/t-ieee: New file.
8523 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
8525 * rs6000.c (find_addr_reg): Do not select r0 as an address
8528 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
8530 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
8532 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
8534 * rs6000.md (movsf): Do not force easy FP constants into memory.
8536 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
8537 immed_double_const to ensure they are properly truncated then
8540 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8542 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
8543 always unless NO_DEBUG is used. Compile this code
8545 (replace_symbols_in_block): Compile it unconditionally.
8547 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
8549 * configure.in (i?86-*-elf*): New target.
8550 * configure: Rebuilt.
8551 * i386/i386elf.h, i386/t-i386elf: New files.
8553 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8555 * toplev.c (main): Don't complain about saying -gdwarf.
8556 (rest_of_compilation): Remove redundant code.
8558 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
8560 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
8562 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
8564 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
8565 "Li960R:", to avoid name clash.
8567 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8569 * loop.c (check_dbra_loop): When reversing a loop, delete all
8570 REG_EQUAL notes referencing the reversed biv except those which are
8571 for a giv based on it.
8573 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
8575 * version.c: Drop "gcc-" prefix from version #.
8577 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
8579 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
8580 the label if we're being verbose.
8582 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
8584 * m68k.c (output_function_prologue): Add pic register to mask
8585 if live and flag_pic.
8586 (output_function_epilogue): Likewise.
8588 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
8590 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
8591 directives in column zero.
8593 * pa/elf.h (ASM_FILE_START): Define.
8594 * pa/som.h (ASM_FILE_START): Include .level directives.
8595 * pa/hpux10.h (ASM_FILE_START): Delete.
8596 * pa/hpux11.h (ASM_FILE_START): Delete.
8598 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
8600 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8602 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
8603 when reload_out equals reload_in.
8605 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
8607 * invoke.texi (Spec Files): New node: Describe the contents of
8610 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
8612 * invoke.texi (DEC Alpha Options): Put @end table at
8613 beginning of line, to avoid confusing texi2html.
8615 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
8617 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
8618 introduced in previous delta.
8620 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8622 * reload1.c (gen_reload): When synthesizing a 3 operand add
8623 sequence, improve test for when to reload OP1 into the reload
8624 register instead of OP0.
8626 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
8628 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
8630 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
8632 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
8635 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
8637 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
8638 (va_dcl): Use __builtin_va_alist_t.
8640 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
8642 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
8643 on the permanent_obstack.
8644 * dwarfout.c (output_type): Likewise.
8646 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
8648 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8649 Merged from c-typeck.c and cp/typeck.c.
8650 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8651 Merged into c-common.
8653 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
8655 * c-lex.c (errorcount): Declare it.
8656 (finish_parse): Update errorcount when using CPPLIB.
8658 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
8660 * fixinc/inclhack.def(end_else_label): Double the backslash so
8661 sed gets a chance to see it.
8662 * fixinc/inclhack.sh: regen
8663 * fixinc/fixincl.x: regen
8665 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
8667 Add framework to support armv5 architecture when it becomes
8670 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
8671 (arm_arch5): New variable.
8672 (all_architectures): Add armv5 line.
8673 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
8674 -march=armv5 is specified on the command line.
8675 (arm_arch5): Export this variable.
8676 * invoke.texi: Document new string accepted by -march= switch for
8679 * config/arm/arm.h: Replace use of constant 12 as a register
8680 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8681 * config/arm/arm.c: Replace use of constant 12 as a register
8682 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8684 * config/arm/elf.h: Tidy up.
8685 * config/arm/coff.h: Tidy up.
8687 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
8689 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
8690 * gcc/config/mips/t-iris6gld: New file.
8691 * gcc/config/mips/iris6gld.h: Likewise.
8693 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
8695 * c-decl.c (widest_integer_literal_type_node,
8696 widest_unsigned_literal_type) : New.
8697 (init_decl_processing): Handle/use the two new types.
8698 * c-common.c (type_for_size,type_for_mode) : Same.
8699 * c-lex.c (yylex) : Same.
8700 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8702 * c-tree.h (widest_integer_literal_type_node,
8703 widest_unsigned_literal_type) : New.
8705 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
8707 * dwarfout.c (field_byte_offset): Correctly compute the object's
8708 byte offset for the first bit of a field which crosses an alignment
8709 boundary on a !BYTES_BIG_ENDIAN target.
8711 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
8713 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
8716 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
8717 Jeff Law <law@cygnus.com>
8719 * ginclude/varargs.h (va_dcl): Use word_mode for type of
8722 * except.c: Include intl.h.
8723 (expand_eh_return): Set current_function_cannot_inline.
8724 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
8725 * function.h (struct function): Add eh_return_stub_label.
8726 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
8727 * Makefile.in (except.o): Depend on intl.h.
8729 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
8731 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
8732 same as offsettable in cases 1 and 2.
8734 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
8736 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
8737 (extlh, extwh): Likewise.
8739 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
8741 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
8743 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
8745 * configure.in: Add arm-pe and thumb-pe targets.
8746 * configure: Regenerate.
8748 * thumb.c (arm_naked_function_p): New function: Determines if
8749 a function is naked (has no gcc generated prologue/epilogue).
8750 (is_called_in_ARM_mode): Return true if the func has the
8751 interfacearm attribute.
8752 (output_return): Do not generate a return for naked functions.
8753 (thumb_function_prologue): Do not generate a prologue for
8755 (thumb_expand_prologue): Do not generate a prologue for naked
8757 (thumb_expand_epilogue): Do not generate an epilogue for naked
8759 (arm_valid_machine_decl_attribute): New function, copied from
8760 arm.c: Permit naked and interfacearm attributes.
8762 * config/arm/pe.c: New file: Support code for arm-pe target.
8763 * config/arm/pe.h: New file: Header file for arm-pe target.
8764 * config/arm/tpe.h: New file: Header file for thumb-pe target.
8765 * config/arm/t-thumb-pe: New file: Makefile fragment for
8768 1999-07-01 Mark Kettenis <kettenis@gnu.org>
8770 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
8771 -fPIC or -fpic is specified.
8773 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
8775 * expr.c (emit_block_move): Use copy_to_mode_reg for
8776 !TARGET_MEM_FUNCTIONS case too.
8778 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
8780 * configure: Rebuilt.
8781 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
8782 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
8783 definitions made redundant by dbxelf.h inclusion. Delete
8784 lots of definitions related to assembly output that are
8785 specific to the SOM object format.
8786 * pa.c (output_function_prologue): Do not emit the function's
8788 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
8789 * pa-pro.h: Deleted.
8790 * som.h: New file with SOM specific definitions.
8791 * elf.h: New file with ELF specific definitions.
8793 * elfos.h (const_section): Output a tab before assembler directives.
8794 (ctors_section, dtors_section): Likewise.
8795 (ASM_OUTPUT_SECTION_NAME): Likewise.
8797 * pa/pa1.h: Delete unused file.
8799 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
8801 * configure.in (hppa*-hp-hpux11*): New configuration.
8802 * configure: Rebuilt.
8803 * pa/pa-hpux11.h: New file.
8804 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
8807 * mips.md (leasi, leadi): New patterns.
8809 * expr.c (emit_block_move): Properly handle case where one of the
8810 block move arguments has a queued increment or decrement.
8811 (clear_storage): Similarly. Fix formatting goof.
8813 1999-06-28 "David O'Brien" <obrien@NUXI.com>
8815 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
8816 semicolon from the BSD VA_LIST replacement expression.
8818 * fixinc/inclhack.sh: regen
8819 * fixinc/fixincl.x: regen
8821 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
8822 now use the fixincl program.
8824 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
8826 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
8827 case. Also make the PIC register call_used.
8829 * m68k.h (FINALIZE_PIC): Delete.
8830 * m68k.c (finalize_pic): Delete.
8832 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
8834 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
8837 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
8839 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
8841 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
8843 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
8845 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
8847 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
8849 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
8851 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
8853 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
8855 * rs6000.c (output_toc): Always use hex values for floating-point
8856 constants. Store single-precision values in upper-half of TOC
8857 entry in 64-bit mode.
8858 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
8859 to final constraints.
8860 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
8861 (fctiwz): Improve accuracy of RTL for pattern.
8863 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
8865 * expr.c (expand_expr): Allow RTL_EXPR's through the
8866 MAX_INTEGER_COMPUTATION_MODE checks.
8868 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
8870 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
8871 such that MASK_SUPPORT_ARCH is not negative.
8873 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
8875 * loop.c (verify_dominator): Properly handle ADDR_VEC and
8876 ADDR_DIFF_VEC insns that appear inside loops.
8878 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
8879 Jeff Law <law@cygnus.com>
8881 * rs6000.md (movdf_hardfloat32): Revert previous patch.
8882 Handle LO_SUM the same as offsettable in cases 1 and 2.
8883 * rs6000.c (find_addr_reg): Revert previous patch.
8885 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
8887 * system.h (strstr): New external function declaration.
8888 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
8889 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
8890 * config.in, configure: Rebuilt.
8892 1999-06-24 Tom Tromey <tromey@cygnus.com>
8894 * gcc.c (main): Read user-specified specs files after computing
8895 additional startfile_prefixes.
8897 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
8899 Revert these two patches:
8901 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8902 * loop.c (strength_reduce): When doing biv->giv conversion, update
8903 reg note of NEXT->insn.
8905 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8906 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8908 (recombine_givs): Set ix field after sorting.
8910 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8912 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
8913 for the parts of an UNSPEC / UNSPEC_VOLATILE.
8915 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
8917 *fixinc/inclhack.def: Add fix development commentary
8918 (read_ret_type): reactivate and add selection clause
8919 (zzz_*): tweak output file name to match what is used in hackshell.tpl
8920 *fixinc/{fixincl.x|inclhack.sh}: regen
8922 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
8924 * expr.c (expand_expr): STRIP_NOPS before checking against
8925 MAX_INTEGER_COMPUTATION_MODE
8926 (check_max_integer_computation_mode): Likewise.
8928 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
8930 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
8932 1999-06-22 Jim Wilson <wilson@cygnus.com>
8934 * expr.c (store_expr): When target is a promoted subreg, return a
8935 promoted subreg as a result.
8937 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
8939 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
8941 (dwarf2out_define): Mark unused parameters appropriately.
8942 (gen_unspecified_parameters_die): Ditto.
8943 (gen_subprogram_die): Fix signed/unsigned warnings.
8944 (gen_variable_die): Ditto.
8946 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
8948 * fixinc/inclhack.def(end_else_label): combined else_label
8949 and endif_label and fixed the sed expression.
8950 *fixinc/{fixincl.x|inclhack.sh}: regen
8952 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
8954 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
8955 'x' when handling non-offsettable addresses
8957 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
8959 * final.c (shorten_branches): Don't try to split an insn that has
8962 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
8964 * config/mips/mips.c (symbolic_expression_p): New function.
8965 (mips_select_rtx_section): Put symbolic expressions in the
8966 data section, not the read-only data section.
8968 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
8970 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
8972 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
8974 * collect2.c (main): Log frame table count.
8975 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
8976 (scan_prog_file) [COFF]: Handle frame tables.
8978 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
8979 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
8980 * alpha/elf.h: Undef them again.
8981 * alpha/vms.h: Remove their definitions.
8983 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8985 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
8986 remove the clobber of r0 and change the REG_UNUSED note to
8989 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
8991 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
8992 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
8993 fits in HOST_WIDE_INT and one uses union to access a long constant
8996 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
8998 * sparc.c (sparc_override_options): Don't allow profiling for
8999 code models other than medlow.
9000 (sparc_function_profiler): New function from old FUNCTION_PROFILER
9001 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
9002 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
9003 (sparc_block_profiler): Likewise.
9004 (sparc_function_block_profiler_exit): Likewise.
9005 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
9006 (FUNCTION_BLOCK_PROFILER): Likewise.
9007 (BLOCK_PROFILER): Likewise.
9008 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
9009 (MCOUNT_FUNCTION): New.
9010 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
9011 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
9012 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
9013 (MCOUNT_FUNCTION): New.
9014 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
9015 (BLOCK_PROFILER): Delete.
9016 (MCOUNT_FUNCTION): New.
9018 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
9020 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
9022 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9024 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9027 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9030 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9033 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9036 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
9038 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
9041 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
9043 * i386/djgpp.h (LIB_SPEC): New.
9044 (STARTFILE_SPEC): New.
9046 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
9048 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
9050 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
9053 * system.h (WSTOPSIG): New macro.
9055 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
9057 * c-pragma.c (push_alignment): Don't ignore alignments greater than
9059 (insert_pack_attributes): Take into account member natural
9062 * i386/winnt.c (exports_head): New static variable.
9063 (i386_pe_record_exported_symbol): New function.
9064 (i386_pe_asm_file_end): Use.
9065 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
9066 symbols to be emitted at end of assembly.
9067 (ASM_DECLARE_OBJECT_NAME): Likewise.
9068 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9070 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
9073 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
9075 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
9078 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
9080 * haifa-sched.c (sched_analyze_1): Use free_list instead of
9081 zapping reg_last_uses directly.
9082 (sched_analyze_2, sched_analyze_insn): Likewise.
9083 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
9085 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
9087 * rs6000.md (movdf_hardfloat32): Use worst case insn length
9088 attributes for cases 1 and 2.
9090 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
9092 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
9095 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
9097 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
9099 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9101 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9102 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9103 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9104 must be stacked if it is used for PIC accesses.
9105 * arm.c (use_return_insn): Handle PIC register specially.
9106 (output_return_instruction): Likewise.
9107 (output_func_{prologue,epilogue}): Likewise.
9108 (output_expand_prologue): Likewise.
9110 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9111 (*strsi_predec): Renamed from *strqi_predec.
9112 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9113 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9115 * arm.c (arm_override_options): Remove warning about PIC code
9116 not being supported.
9118 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9120 * rs6000.c (find_addr_reg): New function.
9121 * rs6000.h (find_addr_reg): Declare.
9122 (offsettable_addr_operand): Delete.
9123 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9124 from and stores to GPRs.
9126 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9128 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9129 gen_sequence as argument to emit_no_conflict_block.
9131 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9133 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9134 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9135 *fixinc/fixincl.x: regen
9136 *fixinc/inclhack.sh: regen
9138 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9140 * added support for -mpcrel (PC relative addressing for m68k)
9141 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9142 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9143 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9144 (comments for general_src_operand): Add some explanation
9145 about EXTRA_CONSTRAINTS.
9146 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9147 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9148 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9149 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9150 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9151 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9152 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9154 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9155 * m68k.h (TARGET_PCREL): New target flag.
9156 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9157 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9158 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9159 contains a SYMBOL_REF. Relax this constraint during reload, since
9160 we want to use the predicates, not reload's built-in concept of a
9161 valid memory address, to control what insns need reloading.
9162 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9163 operands (essentially 'g', 'm', and 's' under normal circumstances).
9164 * m68k.c (print_operand): Cause printing of pc-relative addresses
9165 to include pc register.
9166 (print_operand_address): Ditto.
9167 (general_src_operand): Accept operands that are not only
9168 general_operands, but are also valid when used as a pc-relative
9170 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9171 (memory_src_operand): Similar, for memory_operands.
9172 (pcrel_address): New predicate to accept the special case of a
9173 pc-relative address.
9174 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9175 QImode insns to accept *_src_operand instead of *_operand where
9176 pc-relative operands can fit. For example, a pc-relative operand
9177 can be used as a memory source operand for addsi3, but not as a
9179 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9181 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9183 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9184 .thumb_set pseudo op to mark aliases of thumb functions.
9186 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9188 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9189 preference to ASM_OUTPUT_DEF, if it is defined.
9191 * tm.texi: Document new, optional target macro
9192 ASM_OUTPUT_DEF_FROM_DECLS.
9194 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9196 * fixincludes: ISCNTL patch
9197 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9198 (dgux_int_varargs): new for DG/UX
9199 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9201 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9203 * invoke.texi (ia32 options): Fix typo.
9205 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9207 * loop.c (strength_reduce): When doing biv->giv conversion, update
9208 reg note of NEXT->insn.
9210 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9212 * loop.c (move_movables): Note issues with replacing REGs with
9214 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9216 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9218 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9220 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9221 the reference to `mcount' was not correct for the ELF on FreeBSD.
9223 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9225 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9228 (recombine_givs): Set ix field after sorting.
9230 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9232 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9233 to safe to extract a subword out of a REG.
9235 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9237 * sh.md (mulsi3): Don't add a no-op move at the end.
9239 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9241 * cse.c (cse_insn): Don't put hard register source into tables for
9242 the last insn of a libcall.
9244 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9246 * loop.c (strength_reduce): Insert sets of derived givs at every
9247 biv increment, even if it's the only one.
9249 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9251 * dwarfout.c (add_incomplete_type): New fn.
9252 (output_type): Call it.
9253 (retry_incomplete_types): New fn.
9254 (dwarfout_finish): Call it.
9256 From Eric Raskin <ehr@listworks.com>:
9257 (output_type): Output types for bases.
9259 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9261 * mips.c (mips_output_conditional_branch): Add `break'
9262 between `default' label and `close braces'.
9264 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9266 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9267 specifications and make it realistic.
9268 (LIB_SPEC): Likewise.
9270 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9272 * config/mips/mips.c (mips_secondary_reload_class): Check for
9273 (PLUS (SP) (REG)) and return appropriate register class.
9274 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9275 Handle (PLUS (SP) (REG)).
9276 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9277 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9278 of emit_insn for tablejump.
9280 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9282 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9283 asm_fprintf format string by itself.
9284 (output_function_profiler): Likewise.
9286 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9288 * combine.c (simplify_logical, case AND): Only call
9289 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9290 or the constant is positive.
9292 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9294 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9295 * configure: Regenerate.
9297 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9299 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9300 require a sub-version #.
9301 * configure: Rebuilt.
9303 1999-06-14 Robert Lipe (robertlipe@usa.net)
9305 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9307 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9309 * c-typeck.c (process_init_element): Detect excess elements in
9310 char array initializer.
9312 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9314 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9316 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9318 * invoke.texi (Option Summary): Add -fpermissive flag.
9320 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
9322 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
9323 that require PIC code sequences.
9325 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
9327 * configure.in: Add new target: thumb-elf.
9328 * configure: Regenerate.
9329 * config/arm/t-thumb-elf: New file: Makefile fragment for
9331 * config/arm/telf.h: New file: Header file for thumb-elf
9334 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
9336 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
9337 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
9338 initializers is some circumstances.
9340 * fixinc/inclhack.def (endif_label): Add additional selector for
9341 more bogus stuff after #endif statements.
9342 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9344 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
9346 * i386/cygwin.h (SET_ASM_OP): Define.
9348 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
9350 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
9352 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9354 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
9357 * sh.md (ic_invalidate_line_i): Remove second alternative.
9359 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9361 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
9362 test for the presence of valid prototypes. Delete bypass expr.
9363 (ioctl_fix_ctrl): Correct the selection expression.
9364 (no_double_slash): Correct quoting rules
9365 *fixinc/fixincl.x: regen
9366 *fixinc/inclhack.sh: regen
9368 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
9370 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
9372 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9374 * rs6000.md (movsi_got_internal_mem): Delete.
9375 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
9376 (GOT_TOC_REGNUM): Delete.
9377 (PIC_OFFSET_TABLE_REGNUM): Define.
9378 (FINALIZE_PIC): Disable.
9379 * rs6000.c (rs6000_got_register): New code for fixed pic register.
9380 (rs6000_replace_regno): Delete.
9381 (rs6000_finalize_pic): Likewise.
9382 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
9384 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9386 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
9387 is a note; use <= for the compare; advance P while it is
9390 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
9392 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
9393 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
9395 * varasm.c (remove_from_pending_weak_list): Verify t->name
9396 is non-NULL before passing it to strcmp.
9398 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9400 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
9401 the typed arguments are not part of a comment
9402 (ioctl_fix_ctrl): Added a purpose comment
9403 *fixinc/fixincl.x: regenerate
9404 *fixinc/inclhack.sh: regenerate
9406 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9408 * invoke.texi: Add C4x invocation docs.
9410 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9412 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
9414 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
9416 (c4x_legitimize_reload_address): New function.
9417 * config/c4x/c4x.md: Update docs.
9419 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
9421 * fixincludes: Avoid removing '.'.
9422 * fixinc/fixinc.svr4: Likewise.
9423 * fixinc/fixinc.winnt: Likewise.
9424 * fixinc/inclhack.tpl: Likewise.
9425 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
9427 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9429 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
9431 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
9433 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
9435 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
9438 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
9440 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
9441 * configure: Regenerate.
9443 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
9445 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
9448 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
9450 * fixinc/inclhack.def (avoid_bool): Also catch
9451 "typedef [unsigned] int bool".
9452 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9454 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
9455 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
9456 * configure: Rebuilt.
9458 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
9460 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
9461 such that we can override its definitions if necessary.
9462 (CPP_SPEC): New define. Support processor specific predefines via
9464 (CC1_SPEC): New define. Support processor specific compiler
9465 options via %(cc1_cpu).
9466 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
9469 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9471 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
9472 between sed's -e flag, and the open-quote following it.
9473 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9475 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
9476 Jeffrey A Law (law@cygnus.com)
9478 * varasm.c (assemble_start_function): Remove the function
9479 from the pending weak decls list when we define a function.
9480 (assemble_variable): Similarly for variables.
9481 (weak_finish): Ignore items on the list with a NULL name.
9482 (remove_from_ending_weak_list); New function to "remove" an item
9483 from the pending weak declarations list.
9485 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9487 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
9489 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
9491 * c-lex.c (GETC): Redefine to call getch.
9492 (UNGETC): Redefine to call put_back.
9493 (putback_buffer): New structure type.
9494 (putback): New static structure.
9495 (getch): New function.
9496 (put_back): New function.
9497 (yylex): Replace unused bytes from bad multibyte character.
9499 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
9501 * cpplib.c (do_define): Cast `alloca' return value.
9502 (do_include, do_undef, do_pragma): Likewise.
9503 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
9505 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
9506 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
9508 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
9510 * sparc.md (abstf2): This should be an expand.
9511 (split after abstf2_notv9): Fix mode.
9512 (abstf2_hq_v9): New pattern.
9513 (abstf2_v9): Only use when no hard quad.
9514 (absdf2_v9): Fix if target is not the same as source.
9515 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
9516 Add correct output constraints.
9518 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
9520 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
9521 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
9523 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
9525 * mips.h (mips_output_conditional_branch): New function.
9526 (mips_adjust_insn_length): Likewise.
9527 (ASSEMBLER_SCRATCH_REGNUM): New macro.
9528 (ADJUST_INSN_LENGTH): Likewise.
9529 * mips.c (print_operand): Add `F' and `W' for floating-point
9531 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
9533 (mips_adjust_insn_length): New function.
9534 (mips_output_conditional_branch): New function.
9535 * mips.md (length): Adjust attribute definition to handle
9536 conditional branches. Change lengths to bytes, rather than
9537 instructions throughout. Remove length attribute from
9538 instructions whose length is four bytes, and rely on the default
9540 (dslot): Fix typo in comment.
9541 Reword conditional branch patterns to use
9542 mips_output_conditional_branch.
9544 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9546 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
9547 (LIB_SPEC): Likewise.
9548 Link with -lprof1_r for -g/-pg.
9550 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9552 * loop.c (check_dbra_loop): Fix change of Jan 19.
9554 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
9556 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
9557 (STARTFILE_SPEC): Define, override the svr4.h version.
9558 (ENDFILE_SPEC): Likewise.
9560 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
9562 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
9563 * fixinc/fixincl.x: Regenerated.
9564 * fixinc/inclhack.sh: Regenerated.
9566 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9568 * sh.c (barrier_align): Don't return early for normal branch/barrier
9569 when optimizing for SH2.
9571 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
9573 * i386/udk.h (LINK_SPEC): Correct linker search path for
9576 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9578 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
9579 (braf_label_ref_operand): Delete.
9580 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
9581 * sh.md (casesi_jump_2): Operand1 is now the inside of a
9582 label_ref, and has no predicate.
9583 The patten has a predicate to guard against invalid substitutions.
9584 (dummy_jump): Delete.
9585 (casesi): Update use of casesi_jump_2.
9587 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9589 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
9590 *fixinc/fixincl.x: regenerate
9591 *fixinc/inclhack.sh: regenerate
9593 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
9595 * dwarf2out.c (add_incomplete_type): New fn.
9596 (gen_struct_or_union_type_die): Call it.
9597 (retry_incomplete_types): New fn.
9598 (dwarf2out_finish): Call it.
9600 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
9602 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
9603 current block starts with a CODE_LABEL and ends with a CALL and
9604 we can not find all the argument setup instructions for the CALL.
9606 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
9609 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9610 something is a candidate for optimize_bit_field_compare.
9612 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9614 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
9616 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
9618 * alpha.c (override_options): Thinko in last patch.
9620 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
9621 (LIB_SPEC): Recognize -pthread.
9623 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
9625 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
9626 definition in config/arm/coff.h
9627 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
9629 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9631 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
9632 fixes that need "file=xxx\n" prepended before invocation
9633 (start_fixer - new): starting the fixer process is complex enough
9634 to warrent its own routine. It prepends the "file=xxx\n" stuff.
9635 (process): uses the new routine; omit usage of putenv()
9636 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
9637 * fixinc/fixincl.x: regenerate
9639 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
9641 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
9642 and version #s (1.1 -> 2.96) as needed.
9643 * README.g77: Kill way out of date file in the toplevel directory.
9645 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
9647 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
9648 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
9649 * configure: Rebuilt.
9650 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
9651 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
9652 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
9653 (SWITCH_TAKES_ARG): Likewise.
9654 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
9655 * config/t-freebsd: Moved from config/i386/ so it can used for all
9658 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
9660 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
9662 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
9664 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
9665 * configure: Rebuilt.
9667 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
9669 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
9670 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
9671 * rs6000/rs6000.c (rs6000_file_start): Use putc.
9672 (rs6000_output_load_toc_table): Same.
9673 (output_prolog, output_mi_thunk): Same.
9674 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
9675 (ASM_GLOBALIZE_LABEL): Use putc.
9677 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
9679 * alpha.md (reload_*_help): New patterns and splitters.
9680 (reload_*): Use them.
9681 (mov[qh]i): Likewise.
9683 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
9685 * cccp.c (handle_directive): Handle backslash-newlines in quoted
9688 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
9690 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
9692 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
9694 * flow.c (mark_regs_live_at_end, insn_dead_p,
9695 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
9696 and HARD_FRAME_POINTER_REGNUM special treatment if reload
9697 hasn't run or the frame pointer is needed.
9698 * haifa-sched.c (attach_deaths): Likewise.
9699 * sched.c (attach_deaths): Likewise.
9701 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
9703 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
9704 calculate_can_reach_end returns nonzero.
9706 * configure.in (native gas tests): Search for an assembler in the
9707 same manner that the installed compiler will.
9708 * configure: Rebuilt.
9709 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
9711 * alias.c (find_base_term): Improve handling of addresses
9712 constructed from binary operations.
9714 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
9716 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
9718 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
9720 * function.h (cleanup_label, frame_offset): Declare.
9721 (tail_recursion_label, tail_recursion_reentry): Likewise.
9722 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9723 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
9724 (tail_recursion_label, tail_recursion_reentry): Likewise.
9725 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9727 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
9729 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
9731 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
9732 (MAX_OFILE_ALIGNMENT): Define.
9734 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
9736 * fixincl.c: Replace local include scheme with #includes of
9737 gansidecl.h and system.h.
9738 * procopen.c: Likewise.
9739 * server.c: Likewise.
9741 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
9743 * i386/t-dgux (EXTRA_PARTS): Add crti.o
9744 (crti.o): Add build rule and dependencies.
9745 * fixinc/fixinc.dgux: Use modified _int_varargs.h
9747 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9749 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
9750 (LIB_LINUX_SPEC): Likewise.
9751 (LIB_LINUX_SPEC): Add support for -pthread
9752 (CPP_OS_LINUX_SPEC): Likewise.
9753 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
9756 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
9758 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
9760 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
9761 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
9762 for IEEE math and CC_FCOMI.
9763 (put_jump_code): No IEEE if CC_FCOMI is set.
9765 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9767 * fold-const.c (fold_truthop): Make the field reference unsigned
9768 when converting a single bit compare.
9770 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9772 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
9774 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
9776 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
9777 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
9780 * reload.c (push_reload): Do not call remove_address_replacements
9781 when presented with identical optional reloads.
9783 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
9785 * alpha.h (MASK_FIX, TARGET_FIX): New.
9786 (MASK_*): Reorganize constants.
9787 (CPP_AM_FIX_SPEC): New.
9788 (TARGET_SWITCHES): Add FIX.
9789 (EXTRA_SPECS): Likewise.
9790 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
9791 (SECONDARY_MEMORY_NEEDED): Likewise.
9792 (REGISTER_MOVE_COST): Likewise.
9793 * alpha.c (override_options): Add FIX support. Always use
9794 ALPHA_TP_PROG for ev6.
9795 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
9796 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
9797 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
9799 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
9801 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9802 something is a candidate for optimize_bit_field_compare.
9804 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
9806 * gcc.texi (Passes): Document branch-shortening.
9807 * invoke.texi (Debugging Options): Document the fact that `-dp'
9808 outputs length information for instructions.
9810 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
9812 * flow.c: Revert previous delta.
9814 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
9816 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
9817 FRAME_POINTER_REGNUM.
9818 (mark_set_1): Ditto.
9819 (mark_used_regs): Ditto.
9821 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
9823 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
9824 (GOT_PCREL): New macro. Define to 1 if not already defined.
9825 * arm/elf.h (GOT_PCREL): Define to 0.
9826 * arm.c (arm_finalize_pic): Take into account the setting of
9829 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
9831 * output.h (STRIP_NAME_ENCODING): Provide default definition.
9832 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
9834 * flow.c (mark_set_1): Do not record BLKmode stores as dead
9835 store elimination candidates.
9837 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
9839 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
9842 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
9844 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
9845 Add use of x-aix41-gld.
9847 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
9849 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
9850 (ASM_OUTPUT_DESTRUCTOR): Define.
9852 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
9854 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
9855 last CODE_LABEL in a loop if we have previously passed a jump
9856 to the top of the loop.
9858 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
9860 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
9861 applying Philip's patch.
9863 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
9865 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
9868 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
9870 * loop.c (strength_reduce): Grow reg_single_usage as needed.
9872 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
9874 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
9875 Also remove a useless comment.
9877 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9879 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
9881 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
9883 * collect2.c (main): Only generate import or export file and add
9884 to link arguments if non-empty. Use xmalloc not alloca.
9885 (write_{export,import}_file): Delete.
9886 (write_aix_file): New function.
9887 (locatelib): Use xmalloc not malloc.
9888 (GCC_OK_SYMBOL): Do not check type if aix64.
9890 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
9892 Based on patch by Scott Bambrough and Pat Beirne:
9893 * config/arm/arm.c (making_const_table): New variable.
9894 * config/arm/arm.h (making_const_table): Declare.
9895 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
9897 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
9898 Keep track of when we are building the constant table.
9900 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
9902 * config/arm/arm.c (arm_override_options): Fix erroneous warning
9905 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
9907 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
9910 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
9912 * tm.texi (FUNCTION_ARG): Correct description of a stack element
9915 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
9917 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
9919 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9921 * rs6000.c (output_mi_thunk): Enable full support again.
9923 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9925 * sh.h (BRANCH_COST): Define.
9927 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
9929 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
9931 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
9933 * function.c (assign_stack_local): Align stack slot propertly.
9934 (assign_outer_stack_local): Likewise.
9936 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
9938 * expr.h (lang_expand_constant): Declare.
9939 * toplev.c (lang_expand_constant): Define it.
9940 * varasm.c (output_constant): Use it.
9942 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9944 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
9945 Change function definitions to K&R style.
9947 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9949 * fixinc/fixincl.c: We must not ignore SIGCLD now.
9951 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
9953 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
9954 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
9955 (several places): omit static initialization
9956 (process): use single fd, since only the read fd is used
9957 * fixinc/gnu-regex.c: define 'const' away, if not supported
9958 * fixinc/procopen.c(several places): omit static initialization
9959 * fixinc/server.c: define 'volitile' away, if not supported
9961 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9963 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
9964 asm_fprintf and %L to generate the label name.
9965 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
9966 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
9968 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
9970 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
9971 insn for a conditional jump can not be found.
9973 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
9975 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
9976 on variables in specific sections other than .sbss and .sdata.
9978 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
9980 * stmt.c (expand_return): Call start_cleanup_deferral and
9981 end_cleanup_deferral around conditional code.
9983 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9985 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
9986 filename lists. Utilizes new "krstr" AutoGen function.
9987 * fixinc/fixincl.x: Rebuilt.
9989 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
9991 * i386.c (output_float_compare): Avoid GNU-C extensions.
9993 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
9995 * version.c: Bump to distinguish mainline tree from the
9998 See ChangeLog.1 for earlier changes.
10001 add-log-time-format: current-time-string