1 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4 (merge-blocks_move_successor_nojumps): Likewise.
5 (merge_blocks): Allow merging of some blocks, even if it requires
6 physical movement of the blocks, but not if it requires new jumps.
8 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
9 Callers and prototype changed.
10 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
12 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
14 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
15 -YP when both -p and -pg are present. From i386/sol2.h.
17 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19 * Makefile.in (distclean): Delete tm_p.h.
20 * configure.in: Create a new file, "tm_p.h", from a list in
21 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
24 * alias.c: Include "tm_p.h".
25 * c-typeck.c: Likewise.
28 * emit-rtl.c: Likewise.
34 * fold-const.c: Likewise.
35 * function.c: Likewise.
38 * haifa-sched.c: Likewise.
39 * integrate.c: Likewise.
41 * local-alloc.c: Likewise.
45 * reg-stack.c: Likewise.
46 * regclass.c: Likewise.
47 * regmove.c: Likewise.
49 * reload1.c: Likewise.
51 * resource.c: Likewise.
53 * stor-layout.c: Likewise.
57 * genattrtab.c (main): Make generated file include "tm_p.h".
58 * genemit.c (main): Likewise.
59 * genoutput.c (main): Likewise.
60 * genrecog.c (main): Likewise.
62 * i386.h: Delete all prototypes.
63 * i386.c: Include "tm_p.h".
64 (ix86_attr_length_default): Call constant_call_address_operand
65 with correct number of arguments.
66 * i386-protos.h: New file.
67 * i386.md (unnamed patterns): Call constant_call_address_operand
68 with correct number of arguments.
69 (exception_receiver): Call load_pic_register with correct number
72 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
74 * c-pragma.c (mark_align_stack): Dereference the void* properly.
76 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
78 * rtl.h (insns_safe_to_move_p): New function.
79 * loop.c (find_and_verify_loops): Use it.
80 * rtlanal.c (insns_safe_to_move_p): Define it.
82 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
84 * c-pragma.c: Include ggc.h.
85 * Makefile.in (c-pragma.o): Update.
87 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
89 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
91 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
93 Copied from config/sparc/sol2.h.
95 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
97 * c-pragma.c (mark_align_stack): New.
99 * c-pragma.h (init_pragma): Declare it.
100 * c-lex.c (init_parse): Call it.
102 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
104 * configure.in: Pick up thread library on Solaris/x86 just
105 like on Solaris/sparc.
106 * configure: Rebuilt.
108 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
110 * rtl.h (global_rtx_index): New enum.
111 (global_rtl): Change to array of rtx.
112 (pc_rtx, cc0_rtx): Redefine accordingly.
113 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
114 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
115 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
116 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
117 (const_int_rtx): Change to array of rtx.
118 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
120 * emit-rtl.c (global_rtl): Change to array of rtx.
121 (const_int_rtx): Change to aray of rtx.
122 (gen_rtx_CONST_INT): Redefine accordingly.
123 (init_emit_once): Allocate and initialize global_rtl. Likewise
124 for const_int_rtx. Add both as GC roots.
125 * genattrtab.c (global_rtl): Update declaration.
127 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
129 * Makefile (USER_H): Add iso646.h back.
131 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
133 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
134 zapping the LOG_LINKS of sched_before_next_call.
136 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
137 * pa.c (insn_refs_are_delayed): Renamed from
138 insn_sets_and_refs_are_delayed.
140 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
142 * functiion.h (struct function): Add x_whole_function_mode_p.
143 (retrofit_block): Declare.
144 * function.c (retrofit_block): New function.
145 (identify_blocks): Add assertions. Allow an incomplete set of
146 block notes if we're still generating code for the function.
147 * integrate.c: Include loop.h.
148 (expand_inline_function): Call find_loop_tree_blocks to map block
149 notes to blocks when in whole-function mode. Use retrofit_block
150 to insert new BLOCKs for the inlined function, rather than
152 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
153 * Makefile.in (integrate.o): Depend on loop.h.
155 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
157 * tree.h (warn_about_unused_variables): Declare.
158 * stmt.c (warn_about_unused_variables): New function, split out
160 (expand_end_bindings): Here.
162 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
164 * stmt.c (preserve_subexpressions_p): Don't crash when
165 current_function->stmt is unset.
167 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
169 * stmt.c (expand_start_bindings): Allow callers to pass a flag
170 indicating that no NOTE_INSN_BLOCK_BEG note is required.
171 (expand_start_target_temps): Use it.
172 * except.c (expand_eh_region_start_for_decl): Likewise.
173 * expr.c (expand_expr): Likewise.
175 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
177 * fold-const.c (operand_equal_p): Pay attention to side effects.
179 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
181 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
182 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
184 * tlink.c (scan_linker_output): Look for keywords before accepting
185 a mangled name in quotes.
187 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
189 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
190 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
192 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
194 * alpha.md: Revert Thu Nov 26 change that came in through the
195 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
196 Avoid earlyclobber when possible.
198 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
200 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
202 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
205 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
207 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
208 CTYPE_CONV in all ctype macros.
210 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
213 * cexp.y (initialize_random_junk): Likewise.
215 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
217 * i370.c (handle_pragma): Likewise.
219 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
221 * v850.c (override_options): Likewise.
223 * doprint.c (_doprnt): Likewise.
225 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
228 * fixinc/server.c (load_data): Likewise.
230 * fold-const.c (real_hex_to_f): Likewise.
232 * genattr.c (write_upcase, gen_attr): Likewise.
234 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
235 write_upcase): Likewise.
237 * genemit.c (print_code): Likewise.
239 * genopinit.c (gen_insn): Likewise.
241 * genpeep.c (print_code): Likewise.
243 * genrecog.c (print_code): Likewise.
245 * optabs.c (init_libfuncs): Likewise.
247 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
249 * haifa-sched.c (sched_analyze): Keep the list of notes organized
251 (reemit_notes): Likewise.
253 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
255 * ggc.h (ggc_root): Move to ggc-common.c.
257 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
258 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
259 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
260 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
261 * ggc-common.c (ggc_root): Move from ggc.h.
262 (roots): Declare, static.
263 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
264 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
265 null or check/set mark bit.
266 (ggc_mark_roots): New.
267 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
269 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
271 * m32r.c: Include toplev.h.
272 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
273 (gen_compare): Rename swap_p to must_swap to match uses.
274 Add default abort case.
275 (m32r_output_function_epilogue): Remove unused variables.
276 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
277 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
278 define to empty parameter list. Update all uses.
279 (predicate decls): Use enum machine_mode not int.
280 * m32r.md (movsi): Call abort, not fatal_insn.
281 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
283 1999-09-14 Andrew Haley <aph@cygnus.com>
285 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
288 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
290 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
291 computation out of loop over hard regs.
293 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
295 * function.c (identify_blocks): Don't shadow a variable in an
297 * integrate.c (integrate_decl_tree): Don't use pushlevel,
298 pushdecl, or poplevel to build up the new BLOCK tree.
299 (expand_inline_function): Likewise.
300 (integrate_parm_decls): Likewise.
302 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
304 * c-typeck.c (qualify_type): Merge qualifiers from both types.
306 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
308 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
309 * invoke.texi: Document this change.
311 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
313 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
315 (mark_emit_status): Renamed from mark_emit_state.
316 * except.c (mark_eh_status): Renamed from mark_eh_state.
317 Check not null before marking.
318 (free_eh_status): New.
319 * expr.c (mark_expr_status, free_expr_status): New.
320 * function.c (free_machine_status): New.
321 (free_after_parsing): New.
322 (free_after_compilation): Move bits to free_after_parsing; call
323 free_eh_status, free_expr_status; zero the marked members of the
325 (prepare_function_start): No can_garbage_collect.
326 Call init_eh_for_function.
327 (expand_dummy_function_end): Free up current_function state.
328 (mark_function_status): Renamed from mark_function_state.
329 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
330 * function.h (struct function): No can_garbage_collect.
331 (free_machine_status, free_after_parsing): Declare.
332 (free_eh_status, free_expr_status): Declare.
333 * ggc.h (mark_expr_status): Declare.
334 * stmt.c (free_stmt_status): Free the struct.
335 (mark_stmt_status): Renamed from mark_stmt_state.
336 (init_stmt): Don't call init_eh.
337 (init_stmt_for_function): Don't call init_eh_for_function.
338 * toplev.c (compile_file): Call init_eh.
339 (rest_of_compilation): Free basic block info before ggc_collect.
340 Call free_after_parsing; conditionally call free_after_compilation.
341 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
342 Check not null before marking.
343 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
345 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
347 * c-lex.c (yylex): Initialize warn.
349 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
351 * pa.c (emit_move_sequence): Properly set the mode of the scratch
352 register when performing secondary reloads for the SAR register.
354 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
356 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
357 (NOTE_BLOCK): New macro.
358 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
359 * function.h (identify_blocks): Change prototype.
360 * function.c (identify_blocks): Simplify.
361 (reorder_blocks): Likewise.
362 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
363 NOTE_INSN_BLOCK_{BEG,END}.
364 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
365 the list of saved notes if the note isn't a
366 NOTE_INSN_BLOCK_{BEG,END}.
367 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
369 (reemit_notes): Adjust recreation of notes to reflect new saved
371 * print-rtl.c (print_rtx): Print the address of the BLOCK when
372 printing a block note.
373 * stmt.c (block_vector): Remove.
374 (find_loop_tree_blocks): Simplify.
375 (unroll_block_trees): Likewise.
376 * tree.h (reorder_block): Change prototype.
378 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
380 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
381 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
382 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
383 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
384 (atexit, exit): Simplify.
385 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
386 * config/lots: Remove defns of HAVE_ATEXIT.
388 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
390 * calls.c (precompute_arguments): Fix typo in comment.
391 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
394 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
396 * dsp16xx.c (override_options): Fix typos in GC root registration.
398 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
400 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
402 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
403 (FUNCTION_PROFILER): Redefine appropriately for Linux.
404 (CC1_SPEC): Likewise.
406 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
408 * genattr.c (main): Add extern prototype. Call return, not exit.
409 * genattrtab.c (main): Likewise.
410 * gencheck.c (main): Likewise.
411 * gencodes.c (main): Likewise.
412 * genconfig.c (main): Likewise.
413 * genemit.c (main): Likewise.
414 * genextract.c (main): Likewise.
415 * genflags.c (main): Likewise.
416 * gengenrtl.c (main): Likewise.
417 * genopinit.c (main): Likewise.
418 * genoutput.c (main): Likewise.
419 * genpeep.c (main): Likewise.
420 * genrecog.c (main): Likewise.
422 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
423 * genattrtab.c (get_insn_name): Likewise.
424 * gencodes.c (get_insn_name): Likewise.
425 * genconfig.c (get_insn_name): Likewise.
426 * genemit.c (get_insn_name): Likewise.
427 * genextract.c (get_insn_name): Likewise.
428 * genflags.c (get_insn_name): Likewise.
429 * genopinit.c (get_insn_name): Likewise.
430 * genpeep.c (get_insn_name): Likewise.
432 * gencheck.c (usage): Add static prototype.
433 * genextract.c (print_path): Constify a char*.
434 * genopinit.c (optabs): Likewise.
435 * genoutput.c (operand_data, data, output_predicate_decls,
436 compare_operands): Likewise.
437 * genrecog.c (write_tree): Add default case in switch.
439 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
441 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
443 * print-rtl.c (get_insn_name): Remove prototype.
445 * toplev.h (progname): Declare const.
447 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
448 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
449 dump_sched_info, dump_local_alloc, regset_release_memory,
450 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
451 error_with_file_and_line, error_with_decl, error_for_asm, error,
452 fatal, warning_with_file_and_line, warning_with_decl, warning,
453 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
454 Remove redundant prototypes.
456 (notice, check_lang_option, report_file_and_line, vnotice,
457 mark_file_stack): Add static prototype.
458 (set_fatal_function): Add prototype.
459 (vnotice, report_file_and_line, set_fatal_function,
460 check_lang_option): Constify a char*.
461 (main): Prototype. Call return, not exit.
463 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
465 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
467 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
469 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
471 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
473 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
475 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
476 behave as if it's zero in all cases.
477 (expand_function_start): Adjust call to assign_parms.
478 * tree.h (assign_parms): Adjust prototype.
479 * objc/objc-act.c (hack_method_prototype): Adjust call to
482 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
484 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
485 arg_pointer_rtx fixed if the argument pointer register is
487 (NONZERO_BASE_PLUS_P): Likewise.
489 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
491 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
492 match_insn2 to match_insn.
493 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
495 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
497 * Makefile.in (USER_H): Remove va-foo.h.
499 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
500 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
501 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
502 va-spur.h,va-v850.h}: Remove.
504 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
506 * sparc/sparc.md (eligible_for_return_delay): New attribute.
507 (in_return_delay): Use it instead of match_insn.
509 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
511 * config/alpha/va_list.h (va-alpha.h): Do not include.
512 (__gnuc_va_list): Typedef as in varargs.h.
514 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
516 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
519 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
521 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
522 not NOTE_BLOCK_NUMBER.
523 (expand_eh_region_end): Likewise.
524 (find_exception_handler_labels): Likewise.
525 (scan_region): Likewise.
526 (exception_optimize): Likewise.
527 (update_rethrow_references): Likewise.
528 (set_insn_eh_region): Likewise.
529 * final.c (final_scan_insn): Likewise.
530 * flow.c (make_edges): Likewise.
531 * integrate.c (expand_inline_function): Likewise.
532 * print-rtl.c (print_rtx): Likewise.
534 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
536 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
537 terms of builtin functions and types.
539 * mips.c (mips_build_va_list): New.
540 (mips_va_start, mips_va_arg): New.
541 * mips.h (BUILD_VA_LIST_TYPE): New.
542 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
544 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
545 (sh_build_va_list, sh_va_start, sh_va_arg): New.
546 * sh.h (BUILD_VA_LIST_TYPE): New.
547 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
549 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
551 * recog.h (struct recog_data): Make dup_num, operand_address_p,
552 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
553 (struct insn_data): Likewise with n_operands, n_dups,
554 n_alternatives, output_format.
555 * regclass.c (scan_one_insn): Cast n_operands to int before
556 arithmetic inside comparison.
558 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
560 * toplev.c (compile_function): Unconditionally emit nop.
562 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
564 * haifa-sched.c (actual_hazard): Move declaration of variable
565 `this_cost' into the scope where it is used.
567 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
569 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
570 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
571 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
573 * genrecog.c (make_insn_sequence): Call memset, not bzero.
575 * jump.c (find_insert_position): Don't declare or define unless
576 !HAVE_conditional_arithmetic.
577 (returnjump_p_1, delete_prior_computation): Add static prototypes.
579 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
581 * recog.c (offsettable_address_p): Prototype function pointer.
582 (preprocess_constraints): Call memset, not bzero.
584 * tree.c (tree_node_kind_names): Constify a char*. Make static.
585 (gcc_obstack_init): Don't declare.
586 (fix_sizetype): Add static prototype.
587 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
588 (tree_cons): Call memset, not bzero.
590 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
591 definition in macro ASM_WEAKEN_LABEL.
592 (mark_const_hash_entry): Add static prototype.
594 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
596 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
598 * unroll.c (find_common_reg_term, subtract_reg_term,
599 loop_find_equiv_value): Add static prototypes.
600 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
601 (copy_loop_body): Remove unreachable break statement.
603 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
605 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
607 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
609 Undo some changes from the gcc2 merge:
610 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
611 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
615 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
616 * emit-rtl.c (gen_lowpart_common): Disable optimization of
617 initialized float-int union if the value is a NaN.
619 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
621 * gthr-win32.h: New file.
623 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
624 shared as a valid attribute.
625 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
626 * extend.texi: Document `shared' variable attribute.
628 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
630 * configure.in: Handle --enable-threads on FreeBSD.
633 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
635 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
637 * configure: Rebuilt.
639 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
640 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
641 Rosimildo DaSilva <rdasilva@connecttel.com>
643 * configure.in (m68k-*-rtemscoff*): Added.
644 * configure.in (mips64orion-*-rtems*): Converted to ELF.
645 * configure.in (sparc-*-rtemsaout*): Added as alias for old
646 sparc-rtems configuration.
647 * configure.in (sparc-*-rtemself*): Added.
648 * configure.in (sparc-*-rtems*): Now ELF not a.out.
649 * config/i386/rtems.h: Added comment.
650 * config/sparc/rtemself.h: New file.
652 * configure.in (m68k-rtemself): Added.
653 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
654 and DWARF_DEBUGGING_INFO.
655 * config/m68k/crti.s: New file.
656 * config/m68k/crtn.s: New file.
657 * config/m68k/t-crtstuff: New file.
658 * config/m68k/rtemself.h: New file.
660 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
661 global ctor/dtor and C++ exception handling.
662 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
663 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
665 * config/i386/t-rtems-i386: New File.
667 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
669 * stmt.c (expand_end_case): Return right away if the case stack is
672 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
674 * Makefile.in (version.c): Remove rule incorrectly brought in from
677 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
679 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
680 * msdos/top.sed: Take into account a prepended $(SHELL) to
682 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
684 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
686 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
688 * regmove.c (fixup_match_1): Don't change an unchanging register.
689 (stable_but_for_p): Renamed to:
690 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
693 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
695 * loop.c (strength_reduce): Don't call reg_used_between_p if the
696 insn from BL2 is after the insn from BL.
698 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
700 * recog.h (INSN_OUTPUT_FORMAT_*): New.
701 (struct insn_data): Merge `template' and `outfun' into `output'.
703 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
704 (struct data): Remove `outfun'; add `output_format'.
705 (name_for_index): Remove declaration.
706 (output_insn_data): Handle output formats.
707 (process_template): Emit the bare array for @.
708 (gen_expand, gen_split): Set output_format to NONE.
709 * output.h (get_insn_template): Declare.
710 * final.c (get_insn_template): New.
711 (final_scan_insn): Use it.
712 * toplev.c (compile_file): Likewise.
714 * c4x/c4x.c (c4x_process_after_reload): Likewise.
715 * i860/i860.c (output_delayed_branch): Likewise.
716 (output_delay_insn): Likewise.
718 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
720 * rtl.c (obstack_alloc_rtx): Removed.
722 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
724 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
726 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
728 * i386.c (call_insn_operand): Reject const_int.
729 (expander_call_insn_operand): Use call_insn_operand.
731 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
733 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
735 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
737 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
738 Use DImode operation.
740 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
742 * gcc.c: Include sys/resource.h.
743 (report_times): New flag.
744 (execute): If report_times is set, calculate and report the
745 CPU time consumed by each subprocess.
747 (rus, prus): New globals.
748 (option_map): Add --time.
749 (display_help): Document -time.
750 (process_command): Set report_times if -time is given.
751 Turn off -pipe if -time is given.
753 * invoke.texi: Document new option -time.
755 * configure.in: Check for getrusage. Check if we have to
757 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
758 * configure: Regenerate.
759 * config.in: Regenerate.
761 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
763 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
766 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
768 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
769 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
770 (nan): Return _thenan_sf or _thenan_df as appropriate.
771 (L_thenan_sf): Define _thenan_sf.
772 (L_thenan_df): Define _thenan_df.
774 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
775 (DPBIT_FUNCS): Add _thenan_df.
777 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
779 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
782 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
784 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
787 (lang_specific_driver): Don't take a function pointer parameter.
790 * gcc.c: Include gcc.h.
791 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
792 lang_specific_extra_outfiles, fatal): Don't declare.
793 (multilib_defaults_raw): Constify.
794 (read_specs): Call memset, rather than bzero.
795 (main): Call return, not exit.
796 (lookup_compiler): Call memcpy, not bcopy.
797 (fatal): Make extern.
799 * cppspec.c: Include gcc.h.
800 (lang_specific_driver): Initialize variable `quote'. Constify a
801 char*. All calls to the function pointer parameter now
802 explicitly call `fatal'.
804 * gccspec.c (lang_specific_driver): Include gcc.h.
806 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
808 * arm.c (note_invalid_constants): Use recog_data.operand_type
811 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
813 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
816 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
817 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
818 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
819 reload_secondary_in_reload, reload_secondary_out_reload,
820 reload_secondary_in_icode, reload_secondary_out_icode,
821 reload_reg_rtx, reload_when_needed): Delete declarations.
822 (struct reload): New structure.
823 (rld): Declare new array.
824 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
825 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
826 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
827 reload_secondary_in_reload, reload_secondary_out_reload,
828 reload_secondary_in_icode, reload_secondary_out_icode,
829 reload_reg_rtx, reload_when_needed): Delete definitions.
831 (whole file): Replace uses of the deleted arrays with uses of rld.
832 * reload1.c (whole file): Replace uses of the deleted arrays with
834 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
835 explicit loops, not with bcopy.
837 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
839 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
840 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
841 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
842 insn_name): Delete and consolidate into new structures.
843 (insn_operand_predicate_fn): New.
844 (insn_output_fn): New.
846 (struct insn_operand_data): New.
847 (struct insn_data): New.
849 (OUT_FCN): Update for insn_data change.
850 * builtins.c (expand_builtin_strlen): Likewise.
851 (expand_builtin_memcmp): Likewise.
852 * combine.c (make_extraction, simplify_comparison): Likewise.
853 * cse.c (canon_reg, cse_insn): Likewise.
854 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
855 * expmed.c (store_bit_field, extract_bit_field): Likewise.
856 (emit_store_flag): Likewise.
857 * expr.c (convert_move, emit_block_move): Likewise.
858 (clear_storage, emit_push_insn, expand_increment): Likewise.
859 (do_store_flag): Likewise.
860 * expr.h (GEN_FCN): Likewise.
861 (insn_gen_function): Die.
862 * final.c (final_scan_insn): Update for insn_data change.
863 (output_asm_name): Likewise.
864 * function.c (fixup_var_refs_1): Likewise.
865 * loop.c (check_dbra_loop): Likewise.
866 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
867 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
868 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
869 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
870 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
871 * regmove.c (gen_add3_insn): Likewise.
872 * reload.c (push_secondary_reload, combine_reloads): Likewise.
873 (find_reloads, find_reloads_address_1): Likewise.
874 (debug_reload_to_stream): Likewise.
875 * reload1.c (emit_reload_insns, gen_reload): Likewise.
876 * stmt.c (expand_end_case): Likewise.
877 * toplev.c (compile_file): Likewise.
879 * c4x/c4x.c (c4x_process_after_reload): Likewise.
880 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
882 * print-rtl.c (insn_name_ptr): Remove declaration.
883 (get_insn_name): Declare.
885 * genoutput.c (insn_name_ptr): Remove.
886 (next_operand_number): New.
887 (struct operand_data): New.
888 (null_operand, odata, odata_end): New.
889 (struct data): Use struct operand_data.
890 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
891 (get_insn_name): Renamed from name_for_index.
892 (output_prologue): Define NO_MD_PROTOTYPES.
893 (output_predicate_decls): Break out from output_epilogue.
894 Iterate over the operands list.
895 (output_operand_data): Break out from output_epilogue. Emit
896 just the operands list.
897 (output_insn_data): Break out from output_epilogue. Emit just
899 (output_epilogue): Remove.
900 (output_get_insn_name): New.
901 (constraints, op_n_alternatives, predicates, address_p): Die.
902 (modes, strict_low, seen): Die.
903 (scan_operands): Take new param `d' instead of writing to
904 seven global variables.
905 (compare_operands): New.
906 (place_operands): New.
907 (validate_insn_alternatives): Update for struct data change.
908 (gen_insn): Don't zero or copy 7 global arrays. Update for
909 scan_operands; call place_operands.
910 (gen_peephole, gen_expand, gen_split): Likewise.
911 (main): Update for new output routines.
913 * genattr.c (insn_name_ptr): Remove.
914 (get_insn_name): New function.
915 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
916 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
917 * genrecog.c: Likewise.
919 * alpha.md (adddi3): Make `pattern' array static.
921 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
923 * config/c4x/c4x.h (c4x_rpts_cycles_string,
924 c4x_cpu_version_string): Constify char *.
925 * config/c4x/c4x.c (c4x_rpts_cycles_string,
926 c4x_cpu_version_string): Likewise.
928 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
930 * tree.c (save_tree_status): Revert 10 Sep change.
931 (restore_tree_status): Likewise. Call obstack_free with NULL
932 before freeing the obstack proper.
934 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
936 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
938 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
941 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
943 * tree.c (type_hash_canon): Put all types in the hash-table, when
946 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
948 * recog.h (struct recog_data, recog_data): New.
949 (recog_foo variables): Kill.
950 * recog.c (recog_operand, recog_operand_loc): Kill.
951 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
952 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
953 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
954 (recog_data): Define.
955 (extract_insn): Update all recog_foo references to use recog_data.
956 (preprocess_constraints, constrain_operands): Likewise.
957 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
958 * genattrtab.c (main): Likewise.
959 * genextract.c (main): Likewise.
960 * genoutput.c: Likewise.
961 * genrecog.c (write_subroutine, main): Likewise.
962 * local-alloc.c (block_alloc): Likewise.
963 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
964 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
965 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
966 * reload.c (find_reloads, find_reloads_toplev): Likewise.
967 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
968 (reload_cse_simplify_operands): Likewise.
970 * arc/arc.c (arc_final_prescan_insn): Likewise.
971 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
972 * h8300/h8300.c (notice_update_cc): Likewise.
973 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
974 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
975 * mn10200/mn10200.c (notice_update_cc): Likewise.
976 * mn10300/mn10300.c (notice_update_cc): Likewise.
977 * romp/romp.c (update_cc): Likewise.
978 * sparc/sparc.c (check_pic): Likewise.
979 * v850/v850.c (notice_update_cc): Likewise.
981 * genemit.c (main): Don't declare recog_operand.
983 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
985 * ggc.h (rtvec_def): Forward declare.
986 (tree_node): Likewise.
989 (ggc_set_mark_rtx): Add prototype.
990 (ggc_set_mark_rtvec): Likewise.
991 (ggc_set_mark_tree): Likewise.
992 * ggc-simple.c (ggc_root): Don't define.
993 (roots): Don't declare.
994 (ggc_mark_rtx): Remove.
995 (ggc_mark_rtvec): Likewise.
996 (ggc_mark_tree): Likewise.
997 (ggc_mark_varray): Likewise.
998 (ggc_mark_tree_hash_table_entry): Likewise.
999 (ggc_mark_tree_hash_table): Likewise.
1000 (ggc_set_mart_rtx): New function.
1001 (ggc_set_mark_rtvec): Likewise.
1002 (ggc_set_mark_tree): Likewise.
1003 (ggc_add_root): Remove.
1004 (ggc_add_rtx_root): Likewise.
1005 (ggc_remove_tree_root): Likewise.
1006 (ggc_add_string_root): Likewise.
1007 (ggc_add_tree_varray_root): Likewise.
1008 (ggc_add_tree_hash_table_root): Likewise.
1009 (ggc_del_root): Likewise.
1010 (ggc_mark_rtx_ptr): Likewise.
1011 (ggc_mark_tree_ptr): Likewise.
1012 (ggc_mark_string_ptr): Likewise.
1013 (ggc_mark_tree_varray_ptr): Likewise.
1014 (ggc_mark_tree_hash_table_ptr): Likewise.
1015 * ggc-common.c: New file.
1016 * Makefile.in (OBJS): Add ggc-common.o.
1017 (ggc-common.o): List dependencies.
1019 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
1021 * cppalloc.c (xstrdup): Use memcpy.
1022 * cpperror.c (cpp_print_containing_files): Don't use
1024 * cpplib.c (conditional_skip): Set temp->lineno.
1025 (do_endif): Make error message less obscure.
1026 (if_directive_name): New function.
1027 (cpp_get_token [case EOF]): Unwind the if stack and generate
1028 error messages for each unterminated conditional in this file.
1029 (parse_string): Do not behave differently if -traditional.
1031 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
1033 * builtins.c (expand_builtin_va_arg): Cope with an array-type
1034 va_list decomposing to pointer-type.
1035 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
1036 (rs6000_va_arg): Likewise.
1038 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
1040 * except.c (start_dynamic_handler): Compute size using
1041 STACK_SAVEAREA_MODE.
1043 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1045 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
1046 include directory headers. Don't define strrchr. Don't provide
1047 my_* replacement functions. Prefer PTR over `pointer_type'.
1048 Don't prototype system functions. Don't redefine getopt.
1050 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
1051 safe_read, safe_write, save_pointers, restore_pointers,
1052 is_id_char, in_system_include_dir, directory_specified_p,
1053 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
1054 find_corresponding_lparen, referenced_file_is_newer,
1055 save_def_or_dec, munge_compile_params, gen_aux_info_file,
1056 process_aux_info_file, identify_lineno, check_source,
1057 seek_to_line, forward_to_next_token_char, output_bytes,
1058 output_string, output_up_to, other_variable_style_function,
1059 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
1060 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
1061 find_static_definition, connect_defs_and_decs, add_local_decl,
1062 add_global_decls, needs_to_be_converted, visit_each_hash_node,
1063 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
1064 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
1065 scan_for_missed_items, edit_file, string_list_cons): Add static
1067 (standard_exec_prefix, target_machine, target_version,
1068 default_syscalls_dir, string_list, string_list_cons, find_file,
1069 do_cleaning): Constify a char*.
1070 (safe_read, safe_write): Use PTR, not a char*.
1071 (is_id_char): Take an int, not a char.
1072 (main): Add prototype. Call return, not exit.
1074 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
1076 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
1077 when comparing types.
1079 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
1081 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
1082 (strength_reduce): Release the varrays from the no-bivs early exit.
1084 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
1085 the loop over the registers.
1087 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
1089 (restore_tree_status): Check that instead when freeing the obstack.
1091 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
1093 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
1096 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1098 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
1099 operand size modifiers.
1101 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1103 * c-common.c (c_common_nodes_and_builtins): Don't build
1105 * c-common.h (enum c_tree_index and related accesor macros): Remove
1106 everything now declared in tree.h.
1107 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1108 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
1109 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
1110 (error_mark_node, void_type_node, char_type_node, integer_type_node,
1111 unsigned_type_node, ptr_type_node, va_list_type_node,
1112 integer_zero_node, null_pointer_node, integer_one_node): Delete.
1113 (init_decl_processing): Call build_common_tree_nodes and
1114 build_common_tree_nodes_2 instead of building their nodes here.
1115 Don't add roots for these nodes.
1116 * stor-layout.c (size_zero_node, size_one_node): Delete.
1117 (set_sizetype): Make a new node for bitsizetype each time.
1118 * tree.c (global_trees): New variable.
1119 (init_obstacks): Add a gc root for it.
1120 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1121 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
1122 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
1123 (build_common_tree_nodes): New function.
1124 (fix_sizetype): New function.
1125 (build_common_tree_nodes_2): New function.
1126 * tree.h (enum tree_index): New.
1127 (global_trees): Declare.
1128 Add accessor macros for all nodes now moved to global_trees.
1129 Delete their declarations.
1131 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
1133 * c-decl.c (finish_function): When processing a nested function,
1134 push and pop GC context around rest_of_compilation.
1136 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
1138 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
1139 Default ix86_arch to PROCESSOR_I386.
1140 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
1141 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
1142 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
1143 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
1144 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
1145 (EXTRA_SPECS): Remove deleted specs.
1147 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
1149 * function.c (assign_stack_local_1): Allocate from
1150 function->x_frame_offset, not frame_offset.
1152 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
1154 * ggc.h (lang_cleanup_tree): Remove.
1155 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
1156 * ggc-callbacks.c (lang_cleanup_tree): Remove.
1158 * c-decl.c (finish_struct): Use ggc_alloc to allocate
1159 TYPE_LANG_SPECIFIC when garbage collecting.
1160 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
1161 (lang_cleanup_tree): Remove.
1163 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
1165 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
1166 * crtstuff.c: Not here.
1167 * dwarf2out.c: Or here.
1168 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
1171 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
1173 * function.h (free_after_compilation): Remove decl parameter.
1174 (free_varasm_status0: Likewise.
1175 (free_emit_status): Likewise.
1176 (free_stmt_status): Likewise.
1177 (free_after_compilation): Likewise.
1178 (init_lang_status): New variable.
1179 (free_lang_status): Likewise.
1180 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
1181 * function.c (init_lang_status): New variable.
1182 (free_lang_status): Likewise.
1183 (push_function_context_to): Don't set function::decl here.
1184 (free_after_copmilation): Make decl parameter implicit. Call
1185 free_lang_status if defined.
1186 (prepare_function_start): Call init_lang_status if defined.
1187 (init_function_start): Set function::decl here.
1188 * profile.c (output_func_start_profiler): Don't call pushdecl
1189 until we've actually started the function.
1190 * stmt.c (free_stmt_status): Make decl parameter implicit.
1191 * toplev.c (rest_of_compilation): Don't pass decl to
1192 free_after_compilation.
1193 * varasm.c (free_varasm_status): Likewise.
1195 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1197 * except.c (call_get_eh_context): Add root when allocating static
1200 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
1202 * arm.c: Include "ggc.h".
1203 (arm_add_gc_roots): New function.
1204 (arm_override_options): Call it.
1205 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
1207 * arm.md (define_asm_attributes): Add a pool_range attribute.
1209 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
1211 * extend.texi (Volatiles): New node.
1213 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
1215 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
1216 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
1217 (struct ggc_any): Replace `mark' with `magic_mark'.
1218 (ggc_alloc_string): Use memcpy, not bcopy.
1219 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
1220 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
1221 (ggc_free_any): New.
1222 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
1223 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
1224 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
1225 Use IS_MARKED. Use ggc_free_any.
1227 1999-09-09 Scott Bambrough <scottb@netwinder.org>
1229 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
1231 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
1233 * toplev.c (main): Always init_ggc.
1235 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
1237 * except.c (find_all_handler_type_matches): Free the list if
1238 we found no matches.
1240 * combine.c (SUBST): Break out to a real function do_SUBST.
1241 (SUBST_INT): Likewise.
1242 * gcse.c (free_pre_mem): Free `temp_bitmap'.
1243 (pre_insert): Free `inserted'.
1244 * loop.c (basic_induction_var): Always set `location'.
1246 * function.c (expand_function_end): Add initial_trampoline as a root.
1247 * rtl.h (init_varasm_once): Declare.
1248 * toplev.c (compile_file): Call it.
1249 * ggc-simple.c (ggc_mark_string_ptr): New.
1250 (ggc_add_string_root): New.
1251 (ggc_collect): Disable collection avoidance temporarily.
1252 * ggc.h (ggc_add_string_root): Declare.
1253 * except.c (create_rethrow_ref): Use ggc_alloc_string.
1254 * optabs.c (init_libfuncs): Likewise.
1255 * varasm.c (named_section): Use ggc_alloc_string.
1256 (make_function_rtl): Likewise.
1257 (make_decl_rtl): Likewise.
1258 (assemble_static_space): Likewise.
1259 (assemble_trampoline_template): Likewise.
1260 (output_constant_def): Likewise.
1261 (force_const_mem): Likewise.
1262 (mark_const_hash_entry): New.
1263 (mark_pool_sym_hash_table): New.
1264 (mark_varasm_state): Use it.
1265 (init_varasm_once): New.
1267 * expr.h (init_one_libfunc): Declare.
1268 * optabs.c (init_one_libfunc): New.
1269 (init_optabs): Use it.
1270 * config/gofast.h: Likewise.
1271 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
1272 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
1274 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1276 * Makefile.in (cppexp.o): Depend on cpphash.h.
1277 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
1279 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
1280 * cpplib.c (do_define): Generalise to handle poisoned definitions,
1281 redefining poisoned identifiers, etc.
1282 (do_undef): Don't allow poisoned identifiers to be undefined.
1283 (do_pragma): Add #pragma poison.
1284 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
1286 * cccp.c: Add T_POISON node type.
1287 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
1289 (do_define): Generalise to handle poisoned definitions,
1290 redefining poisoned identifiers, etc.
1291 (do_undef): Don't allow poisoned identifiers to be undefined.
1292 (do_pragma): Add #pragma poison.
1293 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
1295 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
1296 * c-pragma.h: Add ps_poison state. We now always have generic
1299 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
1301 * ggc.h (ggc_alloc): New function.
1302 (ggc_mark): Likewise.
1303 * ggc-simple.c (ggc_any): New structure.
1304 (ggc_status): Add anys.
1305 (n_anys_collected): New variable.
1306 (ggc_alloc): Define.
1307 (ggc_mark): Likewise.
1308 (ggc_collect): Collect the anys.
1310 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1312 * c-decl.c (mark_binding_level): Make static to match prototype.
1314 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
1316 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
1318 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
1320 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
1321 will use into account. Expand the max width to 5.
1324 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
1326 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
1329 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
1331 * alpha.md (call value patterns): Remove the result predicates.
1333 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
1335 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
1338 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1340 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
1341 changed from extern char *, to extern PTR. Also fix typo in
1342 NEED_DECLARATION_REALLOC test.
1344 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
1346 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1348 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
1349 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
1350 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
1351 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
1353 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
1355 * cccp.c (pcfinclude): Likewise.
1357 * global.c (allocno_compare): Likewise.
1359 * haifa-sched.c (rank_for_schedule): Likewise.
1361 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
1363 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
1365 * stupid.c (stupid_reg_compare): Likewise.
1367 * tree.c (_obstack_allocated_p): Likewise.
1369 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
1371 1999-09-08 Bruce Korb autogen@linuxbox.com
1373 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
1374 why "gperf -F" fails.
1375 * gcc/cp/Makefile.in: ditto
1376 * gcc/Makefile.in: ditto
1377 * gcc/java/Makefile.in: ditto
1379 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
1381 * lists.c: Include ggc.h.
1383 (init_EXPR_INSN_LIST_cache): Install it.
1385 * ggc-simple.c (init_ggc): Absorb the old init.
1386 (ggc_push_context): Use xcalloc.
1387 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
1388 (ggc_collect): Add [rvts] tags to the collection stats.
1390 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
1392 * cccp.c (main): Fix handling of -include and -imacros options.
1394 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
1396 * cpplib.c (cpp_push_buffer): Fix order of arguments.
1398 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1400 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
1403 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1405 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
1406 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
1407 and SET_DEST. Update comment.
1409 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1411 * config/c4x/c4x.c: Include ggc.h.
1412 (c4x_add_gc_roots): New function.
1413 (c4x_override_options): Call c4x_add_gc_roots.
1415 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
1417 * defaults.h (TARGET_ESC): Move ...
1418 * system.h: ... here, where Linas had it in the first place. Silly me.
1420 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
1422 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
1423 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
1424 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
1425 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
1426 * defaults.h (TARGET_ESC): Add default.
1428 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
1430 * configure.in: add i370-*-openedition, i370-*-mvs and
1431 i370-*-linux targets
1433 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
1435 * dsp16xxx.c: Include ggc.h
1436 (override_options): Mark GC roots.
1437 * mn10200.c: Include ggc.h.
1438 (asm_file_start): Mark GC roots.
1439 * tahoe.c: Include ggc.h.
1440 (extensible_operand): Mark GC roots.
1442 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
1444 * README: Add section discussing status of ELF ABI.
1445 * i370.c: Fix misc spelling mistakes.
1446 (i370_label_scan): Updated notes, exception handling.
1447 (i370_function_prolog): Simplify ELF stack handling.
1448 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
1449 (STACK_GROWS_DOWNWARD): ELF stack grows down.
1450 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
1451 * i370.md: (movdi): Add notes.
1452 (floatsidf2): Use stack not rtca for scratch float area.
1453 (iorsi3): Correct operand constraints.
1454 * x-oe: Restore TAROUTOPTS which are used by pax.
1456 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
1458 * rs6000.c: Include ggc.h.
1459 (rs6000_add_gc_roots): New function.
1460 (override_options): Call it.
1462 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
1464 * alpha.h (alpha_compare): New.
1465 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
1466 * alpha.c: Likewise for the definitions.
1467 (alpha_emit_conditional_branch): Update for alpha_compare.
1468 (alpha_emit_conditional_move): Likewise.
1469 * alpha.md (cmpdf, cmpdi): Likewise.
1470 (setcc patterns): Likewise. Zero alpha_compare after use.
1471 (sne): Optimize (x != 0) into (0U < x).
1473 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
1475 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
1476 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
1477 (INIT_EXPANDERS): Remove.
1478 * alpha.c: Include ggc.h.
1479 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
1480 (alpha_init_machine_status, alpha_mark_machine_status): New.
1481 (override_options): Install them.
1482 (struct machine_function): Moved to alpha.h.
1483 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
1484 (alpha_init_expanders): Remove.
1485 (alpha_return_addr): Adjust to use current_function->machine.
1486 (alpha_ra_ever_killed): Likewise.
1487 (alpha_expand_epilogue): Likewise.
1488 * alpha.md (eh_epilogue): Likewise.
1490 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
1491 Melissa O'Neill <oneill@cs.sfu.ca>
1492 Geoffrey Keating <geoffk@cygnus.com>
1494 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
1495 call-used registers (call-saved registers must still be contiguous
1496 and end with r31, of course).
1498 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
1500 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
1501 (self_promoting_type_p): Delete.
1502 (self_promoting_args_p): Move ...
1503 * c-common.c: ... here.
1504 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
1505 (simple_type_promotes_to): New.
1506 * builtins.c (lang_type_promotes_to): New.
1507 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
1508 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
1509 * c-common.h: ... here.
1510 (self_promoting_args_p, simple_type_promotes_to): Declare.
1511 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
1512 (grokdeclarator): Likewise.
1513 * tree.h (lang_type_promotes_to): Declare.
1515 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
1517 Add some machine-dependent GC roots.
1518 * sparc.c: Include ggc.h.
1519 (sparc_add_gc_roots): New function.
1520 (mark_ultrasparc_pipeline_state): Likewise.
1521 (override_options): Call sparc_add_gc_roots.
1522 * pa.c: Include ggc.h.
1523 (pa_add_gc_roots): New function.
1524 (mark_deferred_plabels): Likewise.
1525 (override_options): Call pa_add_gc_roots.
1526 * mips.c: Include ggc.h.
1527 (mips_add_gc_roots): New function.
1528 (override_options): Use it.
1530 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1532 * cpperror.c (cpp_file_line_for_message): Constify a char*.
1534 * cppexp.c (parse_number, parse_charconst, cpp_lex,
1535 cpp_parse_expr): Add static prototypes.
1536 (parse_charconst): Don't cast away const-ness.
1537 (token): Constify a char*.
1539 * cppfiles.c (file_name_list, include_hash, find_include_file,
1540 finclude, initialize_input_buffer): Constify a char*.
1541 (file_cleanup, find_position): Add static prototypes.
1543 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
1544 collect_expansion): Add static prototypes.
1545 (cpp_install, create_definition, monthnames): Constify a char*.
1547 * cpphash.h (cpp_install): Likewise.
1549 * cppinit.c (known_suffixes, default_include,
1550 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
1551 (base_name, dump_special_to_buffer, initialize_dependency_output):
1552 Add static prototypes.
1554 * cpplib.c (my_strerror): Constify a char*.
1555 (null_underflow, null_cleanup, skip_comment, copy_comment,
1556 copy_rest_of_line, handle_directive, pass_thru_directive,
1557 get_directive_token, read_line_number, cpp_print_file_and_line,
1558 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
1559 v_cpp_warning_with_line, detect_if_not_defined,
1560 consider_directive_while_skipping): Add static prototypes.
1561 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
1562 cpp_pedwarn_with_file_and_line): Constify a char*.
1564 * cpplib.h (cpp_options, include_hash, progname, definition,
1565 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
1566 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
1567 find_include_file, deps_output, include_hash): Constify a char*.
1569 * cppmain.c (progname): Constify.
1570 (main): Add prototype. Use return, not exit.
1572 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
1573 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
1574 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
1575 check_protection): Add static prototype.
1577 (progname, recognized_macrom, recognized_extern): Constify a char*.
1578 (main): Add prototype.
1580 * gen-protos.c (progname): Constify a char*.
1582 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
1584 * emit-rtl.c (free_emit_status): Take decl as a parameter.
1585 (init_emit_once): Add more GC roots.
1586 * except.c (mark_func_eh_entry): New function.
1587 (mark_eh_node): Mark false_label and rethrow_label.
1588 (init_eh): Add more GC roots.
1589 * function.c (free_after_compilation): Take decl as a paramter.
1590 Call free_stmt_status.
1591 (mark_function_state): Don't assume x_parm_reg_stack_loc is
1593 * function.h (free_after_compilation): Change prototype.
1594 (free_varasm_status): Likewise.
1595 (free_emit_status): Likewise.
1596 (free_stmt_status): New function.
1597 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
1598 Remove, replacing with ...
1599 (ggc_status): New structure.
1600 (ggc_chain): New variable.
1602 (ggc_push_context): New function.
1603 (ggc_pop_context): Likewise.
1604 (ggc_alloc_rtx): Adjust for use of ggc_chain.
1605 (ggc_alloc_rtvec): Likewise.
1606 (ggc_alloc_tree): Likewise.
1607 (ggc_alloc_string): Likewise.
1608 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
1609 (ggc_mark_tree): Give language-dependent code a chance to mark
1611 (ggc_mark_tree_varray): Handle empty arrays.
1612 (ggc_collect): Adjust for use of ggc_chain. Clear
1613 bytes_alloced_since_last_gc.
1614 * ggc.h (ggc_pop_context): New function.
1615 (ggc_push_context): Likewise.
1616 * print-tree.c (print_node): Don't print obstacks when GC'ing.
1617 * stmt.c (free_stmt_status): New function.
1618 (init_stmt_for_function): Clear last_expr_value.
1619 * toplev.c (rest_of_compilation): Always call free_after_compilation.
1620 Conditionalize call to ggc_collect.
1621 (main): Call init_ggc.
1622 * tree.c (push_obstacks): Do the push, even when GC'ing.
1623 (push_obstacks_nochange): Likewise.
1624 (pop_obstacks): Liekwise.
1625 * varasm.c (free_varasm_status): Take decl as a parameter.
1627 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
1629 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
1630 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
1631 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
1632 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
1634 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
1636 * pa/x-pa-mpeix: New file for the MPE port.
1638 * pa/quadlib.asm: New file for long double support.
1640 * configure.in: Add hppa1.0-*-mpeix for MPE port.
1641 * configure: Rebuilt.
1643 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
1645 * final.c (shorten_branches): Fix last change.
1647 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
1649 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
1651 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
1653 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
1656 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1658 * c-aux-info.c (concat): Don't define.
1660 * cccp.c (my_strerror): Likewise. All callers changed to use
1662 (do_include): Call xstrdup, not xmalloc/strcpy.
1663 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
1664 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
1666 * collect2.c (my_strsignal): Likewise. All callers changed to use
1668 (locatelib): Call xstrdup, not xmalloc/strcpy.
1670 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
1672 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
1674 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
1676 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
1678 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
1680 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
1682 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
1684 (find_all_handler_type_matches): Likewise. Don't check return
1686 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
1687 xmalloc, not malloc.
1688 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
1690 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
1691 (init_spec): Call xcalloc, not xmalloc/bzero.
1692 (set_spec): Call xstrdup, not save_string.
1693 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
1694 (find_a_file): Call xstrdup, not xmalloc/strcpy.
1695 (process_command): Call xstrdup, not save_string.
1696 (main): Call xcalloc, not xmalloc/bzero.
1698 * gcov.c (xmalloc): Don't define.
1699 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
1700 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
1701 (output_data): Call xcalloc, not xmalloc/bzero.
1703 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
1705 * mips-tdump.c (xmalloc): Don't define.
1706 (print_symbol): Call xmalloc, not malloc.
1707 (read_tfile): Call xcalloc, not calloc.
1709 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
1710 Don't define. All callers of xfree/my_strsignal changed to use
1711 free/strsignal instead.
1712 (allocate_cluster): Call xcalloc, not calloc.
1714 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
1715 Fix memory leak, free allocated memory.
1717 * prefix.c (translate_name): Call xstrdup, not save_string.
1718 (update_path): Likewise.
1720 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
1722 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
1723 Don't define. Callers of xfree/savestring2 changed to use
1724 free/concat instead.
1726 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
1727 (init_elim_table): Likewise.
1729 * resource.c (init_resource_info): Likewise.
1731 * stupid.c (stupid_life_analysis): Likewise.
1733 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
1734 (open_dump_file): Call concat, not xmalloc/strcpy/...
1735 (clean_dump_file): Likewise.
1736 (compile_file): Call xstrdup, not xmalloc/strcpy.
1738 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
1740 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
1741 * v850.c (v850_va_arg): New.
1743 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1745 * haifa-sched.c: Tidy comments.
1747 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1749 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
1750 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
1751 $(out_object_file)): Depend on ggc.h.
1752 * c-common.c: Include "ggc.h".
1753 (combine_strings): If doing GC, use ggc_alloc_string.
1754 * c-decl.c: Include "ggc.h".
1755 (ggc_p): Define with value 0.
1756 (mark_binding_level): New function.
1757 (init_decl_processing): Add GC roots.
1758 (mark_c_function_context): New function.
1759 (lang_mark_false_label_stack): New function.
1760 (lang_mark_tree): New function.
1761 (lang_cleanup_tree): New function.
1762 * c-lang.c: Include "ggc.h".
1763 (lang_init): Call c_parse_init.
1764 * c-lex.c: Include "ggc.h".
1765 (check_linenum): If doing GC, don't copy filenames to permanent
1767 * c-parse.in: Include "ggc.h".
1768 (c_parse_init): New function.
1769 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
1770 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
1772 * except.c (mark_eh_state): Mark more state.
1773 * function.c (mark_function_state): Likewise.
1774 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
1775 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
1776 * toplev.c (mark_file_stack): New function.
1777 (compile_file): If doing GC, use ggc_alloc_string on input filename.
1778 (main): Add root for input_file_stack.
1780 * i386.c: Include "ggc.h".
1781 (ix86_mark_machine_status): New function.
1782 (override_options): Set mark_machine_status.
1784 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1786 * tree.c (copy_node): Copy node contents also if doing GC.
1788 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1790 * collect2.c (scan_libraries): Fix double-thinko :-).
1792 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
1794 * collect2.c (scan_libraries): Fix thinko.
1796 * cse.c (delete_trivially_dead_insns): Do not skip the last
1797 insn if it is a real insn.
1799 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
1801 * Makefile.in (ggc-simple.o): Depend on hash.h.
1802 * ggc.h (ggc_add_tree_hash_table_root): Declare.
1803 (ggc_mark_tree_varray): Likewise.
1804 (ggc_mark_tree_hash_table): Likewise.
1805 * ggc-simple.c: Include hash.h.
1806 (ggc_mark_tree_hash_table_ptr): New function.
1807 (ggc_mark_tree_hash_table_entry): Likewise.
1808 (ggc_mark_tree_hash_table): Likewise.
1809 (ggc_add_tree_hash_table_root): Likewise.
1810 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
1811 rtx, when defining fields.
1813 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1815 * profile.c (output_func_start_profiler): Remove apparently
1816 nonsensical call to start_sequence.
1818 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
1820 * clipper/clipper.c (clipper_va_start): Fix typos.
1822 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
1823 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
1824 (spur_va_arg): New stub.
1826 * configure.in: Comment out pyramid.
1828 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
1830 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
1831 don't conflict with the bits that win32, cygwin, and dgux
1834 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
1835 Bernd Schmidt <bernds@cygnus.co.uk>
1837 * integrate.c (function_cannot_inline_p): Do not inline
1838 functions with forced labels.
1840 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
1841 Bernd Schmidt <bernds@cygnus.co.uk>
1842 Mark Mitchell <mark@codesourcery.com>
1844 * Makefile.in (ggc-simple.o): Depend on varray.h.
1845 (rtl.o): Depend on ggc.h.
1846 (genattrtab.o): Depend on ggc.h.
1847 (print-tree.o): Likewise.
1848 (fold-const.o): Likewise.
1849 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
1850 (make_insn_raw): Don't cache insns when GC'ing.
1851 (emit_insn_before): Likewise.
1852 (emit_insn_after): Likewise.
1853 (emit_insn): Likewise.
1854 (start_sequence): Use xmalloc to allocate the sequence_stack.
1855 (end_sequence): Add free to free it.
1856 (gen_sequence): Don't cache insns when GC'ing.
1857 (clear_emit_caches): Don't use sequence_element_free_list.
1858 (init_emit): Use xcalloc, not xmalloc+bzero.
1859 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
1860 * function.c (pop_function_context_from): Use free to free the
1861 fixup_var_refs_queue.
1862 (put_reg_into_stack): Allocate it with xmalloc.
1863 * genattrtab.c: Include ggc.h.
1864 (operate_exp): Don't use obstack_free when GC'ing.
1865 (simplify_cond): Likewise.
1866 (simplify_text_exp): Likewise.
1867 (optimize_attrs): Likewise.
1868 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
1870 (gencode): Generate a #include for ggc.h.
1871 * ggc-callbacks.c (ggc_p): Define it to zero.
1872 * ggc-none.c (ggc_p): Likewise.
1873 * ggc-simple.c: Include varray.h.
1874 (ggc_mark_tree_varray): New function.
1875 (ggc_add_tree_varray_root): Likewise.
1876 (ggc_mark_tree_varray_ptr): Likewise.
1877 * ggc.h (ggc_p): Declare.
1878 (varray_head_tag): Likewise.
1879 (ggc_add_tree_varray_root): Declare.
1880 * print-tree.c (print_node): Don't check for TREE_PERMANENT
1881 inconsistencies when GC'ing.
1882 * rtl.c: Include ggc.h.
1883 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
1884 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
1885 (rtx_free): Don't call obstack_free when GC'ing.
1886 * toplev.c (rest_of_compilation): Call ggc_collect after every
1888 * tree.c (push_obstacks): Do nothing, if GC'ing.
1889 (pop_obstacks_nochange): Likewise.
1890 (pop_obstacks): Likewise.
1891 (make_node): Use ggc_alloc_tree when GC'ing.
1892 (copy_node): Likewise.
1893 (get_identifier): Use ggc_alloc_string when GC'ing.
1894 (build_string): Likewise.
1895 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
1896 (tree_cons): Likewise.
1898 (type_hash_canon): Don't call obstack_free when GC'ing.
1900 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
1902 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
1903 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
1905 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
1906 Bernd Schmidt <bernds@cygnus.co.uk>
1907 Mark Mitchell <mark@codesourcery.com>
1909 * Makefile.in (stor-layout.o): Depend on ggc.h.
1910 (expr.o): Depend on ggc.h.
1911 (profile.o): Depend on ggc.h.
1912 (stor-layout.o): Depend on ggc.h.
1913 * emit-rtl.c (init_emit_once): Add gc roots.
1914 * expr.c: Include ggc.h.
1915 (emit_block_move): Add gc roots.
1916 (clear_storage): Likewise.
1917 * expr.h (init_stor_layout_once): New function.
1918 * profile.c: Include ggc.h.
1919 (init_arc_profiler): profiler_label is a root.
1920 * scan.c (make_sstring_space): Trust xrealloc to function
1921 correctly with first parameter NULL.
1922 * stor-layout.c: Include ggc.h.
1923 (set_sizetype): Add gc root.
1924 (init_stor_layout_once): New function.
1925 * toplev.c (compile_file): Call it.
1927 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
1928 Bernd Schmidt <bernds@cygnus.co.uk>
1929 Mark Mitchell <mark@codesourcery.com>
1931 * Makefile.in (tree.o): Depend on ggc.h.
1932 (varasm.o): Likewise.
1933 (function.o): Likewise.
1935 (except.o): Likewise.
1936 (optabs.o): Likewise.
1937 (emit-rtl.o): Likewise.
1938 * emit-rtl.c: Include ggc.h.
1939 (sequence_element_free_list): Remove, and all references.
1940 (mark_sequence): New functions.
1941 (mark_emit_state): New function.
1942 * except.c: Include ggc.h.
1943 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
1944 (mark_tree_label_node): New functions.
1945 (mark_eh_state): New function.
1946 * function.c: Include ggc.h.
1947 (mark_temp_slot, mark_function_chain): New functions.
1948 (mark_function_state): New function.
1949 (init_function_once): New function.
1950 * function.h (init_function_once): New function.
1951 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
1952 * ggc.h (label_node): Declare.
1953 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
1954 (lang_mark_false_label_stack): New function.
1955 (mark_temp_slot): Remove declaration.
1956 (mark_function_chain): Likewise.
1957 (mark_eh_state): Adjust prototype.
1958 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
1960 * optabs.c: Include ggc.h.
1961 (mark_optab): New function.
1962 (init_optabs): Add gc roots.
1963 * stmt.c: Include ggc.h.
1964 (mark_cond_nesting, mark_loop_nesting): New functions.
1965 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
1966 (mark_stmt_state): New function.
1967 * toplev.c (compile_file): Call init_function_once.
1968 * tree.c: Include ggc.h.
1969 (type_hash): Move declaration earlier in file.
1970 (TYPE_HASH_SIZE, type_hash_table): Likewise.
1971 (init_obstacks): Add gc roots.
1972 (mark_type_hash): New function.
1973 * varasm.c: Include ggc.h.
1974 (mark_pool_constant): New function.
1975 (mark_varasm_state): New function.
1977 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1979 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
1981 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1983 * c-decl.c (struct language_function): Renamed from struct c_function.
1985 (c_function_chain): Delete.
1986 (push_c_function_context): New arg F. Don't warn about nested
1987 functions here. Fill LANGUAGE elt of F. Delete code to update
1988 c_function_chain. Don't call push_function_context.
1989 (pop_c_function_context): New arg F. Restore from there instead of
1990 from c_function_chain. Don't call pop_function_context. Clear out
1991 LANGUAGE field of F when done.
1992 * c-lang.c: Include "function.h"
1993 (lang_init): Initialize save_lang_status and restore_lang_status.
1994 * c-parse.in (nested_function, nested_function_notype): Warn about
1995 nested functions. Call push_function_context/pop_function_context
1996 instead of the _c_ variants.
1997 * c-tree.h (push_c_function_context, pop_c_function_context): Update
1999 * Makefile.in (c-lang.o): Update dependencies.
2001 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
2002 regno_pointer_flag, regno_pointer_align.
2003 (gen_reg_rtx): Use xrealloc to enlarge them.
2004 (free_emit_status): New function.
2005 * function.c (mark_machine_status, mark_lang_status): New variables.
2006 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
2007 in some bits from assign_stack_local. All callers changed to use new
2009 (assign_stack_local): Just call assign_stack_local_1.
2010 (free_after_compilation): New function.
2011 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
2012 (trampoline_address): Likewise.
2013 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
2014 (prepare_function_start): Explicitly clear some more variables.
2015 * function.h (struct function): New elt can_garbage_collect.
2016 (mark_machine_status, mark_lang_status): Declare variables.
2017 (free_after_compilation, free_emit_status, free_varasm_status,
2018 init_varasm_status): Declare functions.
2019 * toplev.c (rest_of_compilation): Call free_after_compilation when
2020 done with the current function.
2021 * varasm.c (free_varasm_status): New function.
2023 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
2025 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
2026 (EXPAND_BUILTIN_VA_ARG): Define.
2027 * sparc.c (sparc_va_start): New.
2028 (sparc_va_arg): New.
2030 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2032 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
2034 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2036 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
2038 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
2040 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
2042 (ggc-callbacks.o): New target.
2043 * ggc-callbacks.c: New file.
2045 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2047 * expr.h: Collapse individual optab and libfunc vars to arrays.
2048 (optab_index, libfunc_index): New enumerations.
2049 (optab_table, libfunc_table): New arrays.
2050 Add accessor macros for both.
2052 * optabs.c (optab_table, libfunc_table): New.
2053 Delete declarations for individual optab and libfunc vars.
2055 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
2057 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
2059 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2061 * Makefile.in (GGC, GGC_LIB): New.
2062 (HOST_RTL): Include ggc-none.o.
2063 (ggc-simple.o): New target.
2064 (ggc-none.o): Likewise.
2065 * tree.h (tree_common): Add gc_mark.
2066 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
2067 (struct rtvec_def): Add gc_mark.
2068 * emit-rtl.c (global_rtl): Update static initializers to contain
2069 enough initializers.
2070 * ggc.h, ggc-none.c, ggc-simple.c: New files.
2071 * toplev.c (gc_time): New variable.
2072 (all_time): New variable.
2073 (compile_file): Print gc time.
2074 (print_time): Calculate percentage of the whole.
2076 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2078 Change obstack memory management and varasm constant pool handling so
2079 that nested functions are treated like any other functions.
2080 * function.c (init_machine_status): New variable.
2081 (push_function_context_to): Set contains_functions for the outer
2082 function. Don't call save_varasm_status.
2083 (pop_function_context_from): Don't call restore_varasm_status. Don't
2084 set current_function_contains_functions.
2085 (prepare_function_start): Call init_varasm_status rather than
2086 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
2088 * function.h (struct function) Add field varasm. Delete fields
2089 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
2090 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
2091 (init_machine_status): Declare.
2092 (save_varasm_status, restore_varasm_status): Delete declarations.
2093 (save_tree_status, restore_tree_status): Delete last argument.
2094 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
2095 code. All callers changed.
2096 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
2097 save_constants_in_decl_trees, restore_constants, save_constants,
2098 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
2100 (inlining): New variable.
2101 (reg_map, label_map, insn_map, orig_asm_operands_vector,
2102 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
2104 (save_for_inline_nocopy): Don't save constants.
2105 Don't set inl_emit field in current_function.
2106 (expand_inline_function): Use emit field, not inl_emit, of the inlined
2107 function. Set new variable inlining before
2108 calling copy_rtx_and_substitute.
2109 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
2110 constant pool references if inlining is nonzero.
2111 Delete ADDRESS and (most of the) CONST cases.
2112 (output_inline_function): Save and restore current_function/
2113 current_function_decl. Delete restore_constants code. Don't call
2114 init_const_rtx_hash_table.
2115 * output.h (init_const_rtx_hash_table): Don't declare.
2116 * rtl.h (struct function): Declare.
2117 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
2118 * toplev.c (rest_of_compilation): Don't treat nested functions or
2119 functions containing them specially. Delete all code to deal with
2120 save_for_inline_copying.
2121 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
2122 inline_obstacks): Delete variables.
2123 (save_tree_status): Lose arg CONTEXT. All callers changed.
2124 Simply allocate a new function_maybepermanent_obstack for the new
2125 function, delete all the special cases.
2126 Don't save inline_obstacks.
2127 (restore_tree_status): Lose arg CONTEXT. All callers changed.
2128 Delete special handling for function_maybepermanent_obstack; simply
2130 Don't restore inline_obstacks.
2131 (permanent_allocation): Delete code that frees inline_obstacks.
2132 (print_inline_obstack_statistics): Delete function.
2133 (dump_tree_statistics): Don't call it.
2134 * varasm.c (struct varasm_status): New.
2135 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
2136 last_pool, pool_offset, const_double_chain): Delete global
2137 variables, replace with accessor macros.
2138 (immed_double_const): Don't walk const_double_chain outside a
2139 function, but don't treat nested functions specially anymore.
2140 (immed_real_const_1): Likewise.
2141 (clear_const_double_mem): Don't treat nested functions specially.
2142 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
2143 (save_varasm_status, restore_varasm_status): Delete functions.
2144 (init_varasm_status): New function.
2145 (force_const_mem): Don't treat nested functions specially.
2146 (find_pool_constant): Accept new arg F, search for constants in
2147 that function's pool rather than the current one. All callers
2149 (get_pool_constant_for_function, get_pool_mode_for_function): New
2152 * i386.c (init_386_machine_status): New function, mostly from
2153 clear_386_stack_locals.
2154 (struct machine_functions): Rename element names to avoid name
2156 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
2157 macros, replacing global variables.
2158 (clear_386_stack_locals, save_386_machine_status,
2159 restore_386_machine_status): Delete functions.
2160 (override_options): Initialize init_machine_status.
2161 * i386.h (INIT_EXPANDERS): Delete macro.
2162 (save_386_machine_status, restore_386_machine_status,
2163 clear_386_stack_locals): Delete declarations.
2165 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2167 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
2168 (doloop_begin): Simplify pattern and use emit_jump_insn.
2169 (doloop_end): Simplify pattern, switch operand order,
2170 and use emit_jump_insn.
2172 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2174 * function.h (struct function): Add new element LANGUAGE.
2175 (save_lang_status): Declare new variable.
2176 (restore_lang_status): Likewise.
2177 * function.c (save_lang_status): Define.
2178 (restore_lang_status): Likewise.
2179 (push_function_context_to): Call language-specific save function.
2180 (pop_function_context_from): Call language-specific restore function.
2182 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2184 * i386.md (movsf_1): Check REG_P before use of REGNO.
2185 (movdf_1): Likewise.
2186 (movxf_1): Likewise.
2187 (extendsfdf2): Likewise.
2188 (extendsfxf2): Likewise.
2189 (extenddfxf2): Likewise.
2191 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2193 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
2194 constants into memory.
2195 (c4x_shiftable_constant): New function.
2196 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
2197 (c4x_shiftable_constant): Declare.
2198 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
2199 ashlqi3_noclobber): Add new patterns and associated splitters.
2201 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
2203 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
2204 * dwarf2out.c (dwarf2out_frame_init): Likewise.
2205 * final.c (shorten_branches): Likewise.
2206 * global.c (global_alloc): Likewise.
2207 * haifa-sched.c (build_control_flow): Likewise.
2208 * stmt.c (check_for_full_enumeration_handling): Likewise.
2209 (estimate_case_costs): Likewise.
2211 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
2213 * rtl.h (RTL_CHECKC2): Fix typo in last change.
2215 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
2217 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
2218 (recompute_reg_usage): Likewise.
2219 * rtlanal.c (find_regno_fusage): Likewise.
2221 * rtl.c (rtl_check_failed_code1): New function.
2222 (rtl_check_failed_code2): New.
2223 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
2224 (RTL_CHECKC1, RTL_CHECKC2): New.
2225 (XC*): New accessor macros.
2226 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
2227 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
2228 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
2229 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
2230 (TRAP_*, RANGE_INFO_*): Likewise.
2232 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2234 * Makefile.in (tlink.o): Don't depend on toplev.h.
2236 * collect2.c (c_file, o_file, export_file, import_file, ldout,
2237 output_file, nm_file_name, ldd_file_name, strip_file_name,
2238 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
2239 add_prefix, prefix_from_env, prefix_from_string, do_wait,
2240 fork_execute, maybe_unlink, add_to_list,
2241 extract_init_priority, write_list, dump_list,
2242 dump_prefix_list, write_list_with_asm, write_c_file,
2243 write_c_file_stat, write_c_file_glob, scan_prog_file,
2244 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
2245 ignore_library, extract_string, notice, dump_file, target_machine,
2246 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
2247 read_file, print_load_command): Constify a char*.
2248 (fdopen, error, fatal, fatal_perror): Don't prototype.
2249 (my_strerror): Remove. All callers use xstrerror instead.
2250 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
2251 (main): Add prototype. Constify lots of char* ptrs. Change calls
2252 to xcalloc/strcpy/strcat/... to one call to concat.
2253 (main, scan_prog_file, scan_libraries): Use an intermediate
2254 `const char **' to build an argv array.
2255 (mapfile, libselect, libcompare, locatelib): Add prototypes.
2257 * collect2.h (collect_execute, collect_wait, dump_file,
2258 file_exists): Constify a char*.
2259 (ldout, c_file_name, temporary_obstack, permanent_obstack,
2260 temporary_firstobj, vflag, debug): Add extern declarations.
2261 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
2263 * tlink.c: Don't include toplev.h.
2264 (vflag, debug, ldout, c_file_name, temporary_obstack,
2265 permanent_obstack, temporary_firstobj): Don't declare.
2266 (tlink_execute, frob_extension, symbol_hash_lookup,
2267 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
2268 recompile_files, read_repo_files, demangle_new_symbols,
2269 scan_linker_output): Constify a char*.
2270 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
2271 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
2273 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
2275 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
2276 (relative) rather than jsr (absolute) subroutine call insns.
2277 * config/m68k/m68k-coff.h: Ditto.
2279 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
2281 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
2282 now rework these too.
2283 (arm_reorg): If an insn can't reach the end of the current pool,
2284 ensure that we emit that pool before the insn.
2286 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
2288 * tlink.c (scan_linker_output): Skip the initial underscore in
2289 a mangled name if appropriate.
2291 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2293 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
2294 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
2295 error_with_ivar, gen_declarator, create_builtin_decl,
2296 my_build_string, generate_descriptor_table, generate_ivars_list,
2297 generate_dispatch_table, check_protocols, TAG_GETCLASS,
2298 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
2299 dump_base_name, lang_decode_option, build_encode_expr,
2300 start_class, finish_class, encode_pointer, really_start_method,
2301 gen_declaration, dump_interface, handle_class_ref, handle_impent):
2303 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
2304 Add static prototypes.
2305 (build_objc_string_decl, build_selector_reference_decl,
2306 encode_bitfield, build_class_reference_decl): Remove unused
2307 parameter, all callers changed.
2308 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
2309 (objc_printable_name): Likewise. Change second parameter to type int.
2310 (init_objc): Use memcpy, not bcopy, to avoid casts.
2312 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
2314 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
2315 reg notes on a deleted insn.
2316 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
2318 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
2320 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
2322 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2324 * stmt.c (expand_asm_operands): Fix index into inout_mode when
2327 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
2329 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
2330 * tm.texi (MD_ASM_CLOBBERS): Document it.
2332 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
2334 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
2335 * except.c (expand_rethrow): Remove unused variable.
2336 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
2337 * flow.c (replace_insns): Likewise.
2338 (create_edge_list, verify_edge_list): Likewise.
2339 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
2341 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
2342 is special code to run.
2343 (main): Don't define operands to emit_operand.
2344 * genrecog.c (main): Don't emit an empty peephole2_insn function.
2346 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
2348 * alpha/alpha.h (normal_memory_operand): Declare.
2349 (reg_no_subreg_operand): Declare.
2350 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2352 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
2354 * c-parse.in (compstmt_primary_start): New, broken out of first
2355 part of compstmt handling in primary.
2356 (primary): Use it. Add an error clause.
2357 (compstmt_nostart): Renamed from compstmt; remove all
2358 initial invocations of compstmt_start.
2361 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
2363 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
2366 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
2368 * combine.c (simplify_shift_const): Remove extra semicolon.
2369 * dwarf2out.c (remove_AT): Likewise.
2370 * expmed.c (expand_mult): Likewise.
2371 * gcov.c (create_program_flow_graph): Likewise.
2372 * reorg.c (mostly_true_jump): Likewise.
2374 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
2376 * fold-const.c (fold_range_test): Do not try to fold the range
2377 test if the rhs or lhs has side effects.
2379 * combine.c (simplify_rtx): Recognize another case of a synthesized
2382 * varasm.c (mark_constant_pool): When marking indirect references,
2383 only look at SYMBOL_REFs.
2385 * except.c (expand_fixup_region_end): Do not peek at
2386 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
2388 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
2390 * flags.h: New variables align_loops, align_loops_log,
2391 align_jumps, align_jumps_log, align_labels, align_labels_log,
2392 align_functions, align_functions_log.
2393 * toplev.c: Define them.
2394 (f_options): Handle -falign-* when they have no argument.
2395 (main): Add logic to set variables for -falign-functions,
2396 -falign-jumps, -falign-labels, -falign-loops.
2397 Make it -fsched-verbose=<n> and -finline-limit=<n>.
2398 (display_help): Change help to match options.
2399 * final.c (LABEL_ALIGN): Default to align_labels_log.
2400 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
2401 (LOOP_ALIGN): Default to align_loops_log.
2402 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
2403 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
2404 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
2405 * varasm.c (assemble_start_function): Handle align_functions.
2407 * config/sparc/sparc.h: Don't declare sparc_align_*.
2408 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
2409 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
2411 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
2413 * config/sparc/sparc.c: Delete sparc_align_loops,
2414 sparc_align_jumps, sparc_align_funcs and the corresponding string
2416 (sparc_override_options): Default align_functions on ultrasparc.
2417 Delete -malign-* handling.
2419 * config/mips/mips.c (override_options): On 64-bit targets,
2420 try to align code to 64-bit boundaries.
2421 (print_operand): New substitution, %~,
2422 which aligns labels to align_labels_log.
2423 * config/mips/mips.md (div_trap_normal): Use %~.
2424 (div_trap_mips16): Likewise.
2429 (ashldi3_internal): Likewise.
2430 (ashrdi3_internal): Likewise.
2431 (lshrdi3_internal): Likewise.
2432 (casesi_internal): Likewise.
2434 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
2436 Merge new ia32 backend from the branch!
2438 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
2439 See ChangeLog.P2 on new_ia32_branch for details.
2441 * rtl.h (stack_regs_mentioned_p): Delete prototype.
2442 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
2443 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
2444 * i386/gas.h (ASM_FILE_START): Define.
2445 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
2446 for name change of ix86_valid_decl_attribute_p.
2447 (i386_pe_valid_type_attribute_p): Similarly.
2449 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
2451 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
2452 to step through CC modes.
2454 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2456 * regmove.c (fixup_match_1): Don't move INSN in front of P if
2457 it would end up in the shadow of a live flags regsiter.
2459 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2461 * reload1.c: Fix many indentation problems.
2462 * reload.c: Likewise.
2464 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
2466 * alias.c (non_local_reference_p): Constify fmt.
2468 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
2470 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
2472 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
2474 * cse.c (delete_trivially_dead_insns): Do not delete stores to
2475 the internal_arg_pointer.
2477 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
2479 Merge peephole2 from new_ia32_branch:
2480 * Makefile.in (STAGESTUFF): Add *.peephole2.
2481 (mostlyclean): Likewise.
2482 (recog.o): Depend on resource.h.
2484 * final.c (peephole): Conditionalize decl on HAVE_peephole.
2485 (final_scan_insn): Likewise for the invocation of peephole.
2486 * genconfig.c (main): Look for peephole and peephole2 patterns.
2487 Emit HAVE_peephole* accordingly.
2488 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
2489 * flags.h (flag_peephole2): Declare.
2490 * toplev.c: New pass peephole2. New flag -fpeephole2.
2492 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
2493 * gencodes.c (main): Likewise.
2494 * genextract.c (main): Likewise.
2495 * genoutput.c (main): Likewise.
2496 * genemit.c (max_operand_1): Look for the max scratch operand.
2497 (gen_rtx_scratch): New.
2498 (gen_exp): Use it, and pass on new arg subroutine_type.
2499 (gen_expand): Take max scratch into account.
2500 (gen_split): Emit peephole2 functions.
2501 (output_peephole2_scratch): New.
2502 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
2503 * genrecog.c (routine_type): Add PEEPHOLE2.
2505 (make_insn_sequence): Match outer parallel for peep2. Discard
2506 top level scratches and dups.
2507 (add_to_sequence): New args insn_type and top. Update all callers.
2508 Handle toplevel peep2 matching insns.
2509 (write_subroutine): Handle peep2.
2510 (write_tree_1): Likewise.
2511 (write_tree): Likewise.
2513 (change_state): New arg afterward. Update all callers.
2514 Handle matching separate insns.
2515 * recog.c (recog_next_insn): New.
2516 (peephole2_optimize): New.
2517 * rtl.def (DEFINE_PEEPHOLE2): New.
2518 * resource.c (find_free_register): New argument last_insn. Use it
2519 to find a register available through the entire span.
2520 * resource.h (find_free_register): Update prototype.
2522 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
2524 * i386.c (output_strlen_unroll): Don't write xops[7]
2525 label if it wasn't set.
2527 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
2529 * cpplib.c (struct directive): Const-ify name pointer and
2530 function pointer prototype.
2531 (validate_else, do_define, do_line, do_include, do_undef,
2532 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
2533 do_elif, do_endif, do_sccs, do_assert, do_unassert,
2534 do_warning): Const-ify second arg.
2535 (directive_table): Mark const. Reorder entries by frequency
2536 of usage, record statistics.
2538 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
2540 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
2541 bounds- check RTL accesses if --enable-checking.
2542 (RTVEC_ELT): Bounds check if --enable-checking.
2543 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
2544 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
2545 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
2547 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
2548 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
2550 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
2551 (NOTE_SOURCE_FILE): Use X0STR.
2552 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
2553 MEM_ALIAS_SET): Use X0INT.
2554 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
2555 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
2557 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
2558 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
2559 (rtl_check_failed_bounds, rtl_check_failed_type1,
2560 rtl_check_failed_type2, rtvec_check_failed_bounds): New
2562 (fancy_abort): Fix comment.
2564 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
2565 (cse_insn): Decrement LABEL_NUSES for jump target before
2567 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
2568 * final.c (alter_subreg): Compute regno before changing x to
2569 REG; set REGNO(x) after changing it.
2570 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
2571 notes containing CONST_INTs.
2572 (delete_eh_regions): Use NOTE_EH_HANDLER.
2573 * function.c (put_reg_into_stack): Make reg a MEM before
2575 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
2577 (gen_mem_addressof): Make reg a MEM before initializing it.
2578 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
2580 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
2581 deleting an insn, not after.
2582 (block_alloc): Only look at PATTERN(insn) if we have to, and
2583 only if it's format class 'i'.
2584 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
2585 CONST_INT before using its INTVAL.
2586 * print-rtl.c (print_rtx): Use X0STR.
2587 * regmove.c (fixup_match_1): Don't look at PATTERN of
2588 non-class-'i' insn chain elements.
2589 * reload.c (loc_mentioned_in_p): Take address of
2590 in->fld[1].rtx directly.
2591 * reload1.c (reload): Change reg to a MEM before initializing
2593 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
2595 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
2597 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
2599 * config/mips/mips.c (machine_dependent_reorg): Force a
2600 barrier to output the local constant pool if a barrier hasn't
2601 been found at a natural point in the instruction stream.
2603 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2605 * c-parse.in (language_string): Constify.
2607 * dwarf2out.c (language_string): Remove declaration.
2609 * dwarfout.c (language_string): Likewise.
2611 * toplev.c (language_string, init_parse, finish_parse): Likewise.
2613 * tree.h (language_string, init_parse, finish_parse): Declare.
2615 * i386/sun386.h (language_string): Remove declaration.
2617 * mips.h (language_string): Likewise.
2619 * nextstep.h (language_string): Likewise.
2621 * nextstep21.h (language_string): Likewise.
2623 * rs6000.c (language_string): Likewise.
2625 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2627 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
2628 (getpwd.o): Remove target.
2630 * getpwd.c: Delete file. Its in libiberty now.
2632 * dbxout.c (getpwd): Don't prototype.
2633 * dwarf2out.c (getpwd): Likewise
2634 * dwarfout.c (getpwd): Likewise
2635 * final.c (getpwd): Likewise.
2636 * protoize.c (getpwd): Likewise.
2638 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2640 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
2642 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2644 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
2647 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
2649 * fixinc/Makefile.in (subdir): New.
2650 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
2653 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
2655 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
2656 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
2659 * invoke.texi: Fix typo.
2661 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
2662 changed. Handle autoincrement addressing modes.
2664 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
2665 just like we would the virtual incoming args register when
2668 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
2670 * rs6000.h (ASM_FILE_START): Specify complete filename, including
2671 path, in .file directive.
2673 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
2675 * gcc.texi (External Bugs): Remove obsolete note about Perl on
2678 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
2680 * stdbool.h: Make the typedef name _Bool, with bool a #defined
2683 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2685 * tree.c (tree_code_name): Constify a char*.
2687 * tree.h (tree_code_name, decl_printable_name): Likewise.
2689 * function.h (struct function): Likewise.
2691 * toplev.c (decl_name, decl_printable_name): Likewise.
2693 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
2695 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
2696 (init_objc): Remove function pointer cast.
2698 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2700 * pa.md (interspace_jump): New pattern.
2701 (builtin_longjmp): New expander.
2703 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
2705 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
2706 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
2707 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
2709 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
2711 * jump.c (delete_prior_computation): Also check calls
2712 to constant functions. Don't bother checking for a
2713 REG_UNUSED note before adding it.
2714 (delete_computation): Handle multi-word hard registers
2715 when synthesizing missing REG_DEAD notes for a register
2716 which is both set and used by an insn.
2718 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2720 * loop.c (this_loop_info): New variable.
2721 (loop_has_call, loop_has_volatile, loop_has_tablejump,
2722 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
2724 (prescan_loop, strength_reduce): New argument loop_info. All callers
2726 (scan_loop): New variable loop_info, initialise to address of
2728 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
2729 Delete variable loop_has_multiple_exit targets and replace with
2730 field in this_loop_info.
2731 (find_and_verify_loops): Rename this_loop to this_loop_num.
2732 (strength_reduce): Delete loop_iteration_info. Replace variable
2733 loop_info with function argument of same name.
2734 (insert_bct): Rework test for loop being completely unrolled.
2736 * loop.h (struct loop_info): New fields num, loops_enclosed,
2737 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
2738 has_indirect_jump, and cont. Redefine use of unroll_number.
2739 (loop_unroll_number): Delete.
2741 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
2743 (loop_iterations): Delete variable vtop and instead use
2744 loop_info->vtop computed in prescan_loop.
2746 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
2748 * fix-header.c (main): Do not pass a null pointer to strcmp.
2750 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
2752 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
2754 * configure: Rebuilt.
2756 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
2758 * jump.c (jump_optimize_1): Do not delete assignments to
2759 internal_arg_pointer.
2760 * cse.c (delete_trivially_dead_insns): Always consider a set of
2761 the internal_arg_pointer live.
2763 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
2765 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
2766 (update_life_info) [REG_WAS_0]: Search the original insns rather
2767 than the new insns for the note. Fix typos finding note_dest.
2768 If no dest found, discard the note rather than abort.
2769 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
2770 (replace_insns): Remove the old insn list after update_life_info
2773 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
2775 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
2777 (sched_analyze_1): Let add_dependence care for not adding dups.
2778 (sched_analyze_2): Likewise.
2779 (add_branch_dependences): Likewise.
2781 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
2783 * i386/winnt.c (export_list): New type.
2784 (exports_head): Rename to
2785 (export_head): this.
2786 (i386_pe_record_exported_symbol): Add is_data flag.
2787 (i386_pe_asm_file_end): Emit directive for exported variables.
2788 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
2790 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
2791 (ASM_DECLARE_OBJECT_NAME): Likewise.
2792 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2793 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2795 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
2797 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
2799 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
2802 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
2804 * config/openbsd.h: Define SET_ASM_OP.
2805 * tm.texi: cross-reference SET_ASM_OP in the index.
2807 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
2809 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
2810 for a CONST_DOUBLE, at compile time. Initialize rtx_length
2811 and class_narrowest_mode at compile time. Kill init_rtl.
2812 Mark rtx_length, mode_class, mode_size, mode_unit_size,
2813 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
2814 rtx_format as const. Kill all references to EXTRA_CC_MODES or
2816 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
2818 * rtl.h: Declare rtx_length and rtx_format as const.
2819 * machmode.def: Define CC(). Use CC() to define CCmode. If
2820 EXTRA_CC_MODES is defined, expand it here.
2821 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
2822 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
2823 const. Kill all references to EXTRA_CC_MODES.
2825 * toplev.c: Don't prototype or call init_rtl.
2826 * optabs.c: Don't call init_mov_optab.
2827 * genemit.c: Don't generate init_mov_optab. Don't call
2829 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
2831 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
2832 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
2833 genrecog.c: Don't call init_rtl.
2835 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
2836 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
2837 definition of EXTRA_CC_MODES.
2839 * md.texi: Kill ref to EXTRA_CC_NAMES.
2840 * tm.texi: Document new way to define EXTRA_CC_MODES.
2842 * genrecog.c: Do not look up the name of a define_split.
2845 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
2847 * config/v850/v850.md: Fix typo introduced by previous delta.
2849 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2851 * gcc.c (fatal): Make definition static to match prototype.
2853 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2855 * combine.c (get_last_value): Don't look for earlier sets if the last
2856 known set is somewhere in between the insns being combined.
2858 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
2860 * configure.in: Don't use shell ! to negate exit codes
2861 * configure: Regenerate
2863 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
2865 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
2866 the fact that ALIGN is measured in bits, not bytes.
2868 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
2870 * errors.c: New file; defines functions error, warning, and
2871 fatal, variables have_error and progname.
2872 * errors.h: New file; prototypes and decls for stuff in errors.c.
2874 * Makefile: Add rules to build errors.o and
2875 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
2876 genopinit, genrecog, genextract, genpeep, genattr, and
2877 genoutput with errors.o. Add errors.h to deps of genconfig.o,
2878 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
2879 genpeep.o, genattr.o, and genoutput.o.
2881 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
2882 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
2883 define or prototype fatal. Set progname at beginning of main.
2884 * genoutput.c: Likewise, and don't define or prototype error
2887 * c-typeck.c (c_expand_start_case): Return immediately if exp
2889 * fold-const.c (operand_equal_p): Return immediately if arg1
2890 or arg0 are ERROR_MARKs.
2891 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
2892 fields of type ERROR_MARK when calculating if the record can
2895 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
2896 with much help from Jeffrey A Law and Richard Henderson
2898 * i386.md: In the 6 insns which call output_fix_trunc,
2899 earlyclobber operands[0].
2901 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
2903 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
2904 creating new registers.
2906 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
2908 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
2909 i386_reg_alloc_order, i386_regparm_string,
2910 i386_align_loops_string, i386_align_jumps_string,
2911 i386_align_funcs_string, i386_preferred_stack_boundary_string,
2912 and i386_branch_cost_string as type "const char *".
2913 * i386.c: Define all above strings as type "const char *".
2915 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
2917 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
2918 when emitting alignment padding. Emit padding byte of 0 instead of 4.
2920 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2922 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
2923 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
2925 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
2927 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
2928 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
2929 (dwarf2out_line, dwarf2out_finish): Likewise.
2930 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
2932 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2934 * tree.c (lang_unsave_expr_now) : Correct return type.
2935 * tree.h (lang_unsave_expr_now) : Same.
2937 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
2939 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
2940 instead of duplicating code.
2942 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2944 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
2946 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
2948 * tree.h: fancy_abort always takes three args.
2949 * resource.c: Move include of system.h before toplev.h.
2951 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
2953 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
2956 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
2958 * system.h: Don't redefine abort or trim_filename.
2959 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
2960 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
2961 whether or not __FUNCTION__ is available.
2962 * tree.h: Duplicate rtl.h's definition of abort, for files
2963 that don't include rtl.h. Delete all code to perform type
2964 checking with a compiler other than GCC.
2965 * varray.h: Delete all code to perform type checking with a
2966 compiler other than GCC. Make VARRAY_CHECK() always evaluate
2967 its arguments exactly once, using a statement expression.
2968 Adjust the VARRAY_<type> accessor macros to match.
2969 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
2970 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
2971 caller's location. Define fatal_insn and fatal_insn_not_found
2972 as macros that use _fatal_insn and _fatal_insn_not_found.
2973 (fancy_abort, trim_filename): Kill prototypes.
2975 * rtl.c (trim_filename): Move here from toplev.c.
2976 (fancy_abort): New function.
2977 (DIR_SEPARATOR): Provide default definition.
2978 * tree.c (tree_check_failed, tree_class_check_failed): Go
2979 through fancy_abort.
2980 (tree_check, tree_class_check, cst_or_constructor_check,
2981 expr_check): Delete.
2982 * varray.c (varray_check_failed): New function.
2983 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
2984 _fatal_insn and _fatal_insn_not_found. Go through
2986 (trim_filename, fancy_abort): Delete.
2988 * builtins.c (expand_builtin_args_info): Report ICE with abort.
2989 * except.c (start_catch_handler): Report ICE with error/abort
2991 * final.c (output_operand_lossage): Likewise.
2992 * flow.c (verify_flow_info): Likewise.
2994 * gcc.c: Prototype fatal.
2995 * gengenrtl.c: Undef abort after including rtl.h not system.h.
2996 * genattr.c, genattrtab.c, genemit.c, genextract.c,
2997 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
2998 Don't define fancy_abort.
3000 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
3002 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
3005 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
3007 * m88k.h (VERSION_INFO2): Kill.
3008 (VERSION_STRING): Kill.
3010 (VERSION_INFO1): Tidy.
3011 (TARGET_VERSION): Update.
3012 * m88k/dgux.h (VERSION_INFO2): Kill.
3013 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
3014 * m88k/luna.h (VERSION_INFO1): Tidy.
3015 * m88k/sysv4.h (VERSION_INFO1): Likewise.
3016 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
3017 (output_file_start): Adjust for death of VERSION_STRING.
3019 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
3021 * cpplib.c (detect_if_not_defined): New function.
3022 (do_if): Use it to detect potential once-only headers.
3024 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
3026 * c-common.c (combine_strings): Always set TREE_CONSTANT.
3028 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
3030 * combine.c (nonzero_bits) : Allow single-ly set registers to be
3031 anywere in the function only if they are pseudos and set before
3032 being used (not live at the start of the function).
3033 (num_sign_bit_copies) : Same.
3034 (get_last_value_validate) : Same.
3035 (get_last_value) : Same.
3037 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
3039 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
3040 where N and M are constant and N is an integer multiple of M.
3042 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3044 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
3045 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3046 sbitmap_union_of_preds): Add prototypes.
3047 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
3048 the intersection of successors with the new flow graph structures.
3049 (sbitmap_intersection_of_preds): New function to compute the
3050 intersection of predecessors with the new flow graph structures.
3051 (sbitmap_union_of_succs): New function to compute the union of
3052 successors with the new flow graph structures.
3053 (sbitmap_union_of_preds): New function to compute the union of
3054 predecessors with the new flow graph structures.
3055 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
3056 (expr_reaches_here_p): Use edge and basic_block structures instead
3057 of s_preds and s_succs.
3058 (compute_cprop_avinout): Use new sbitmap routines.
3059 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
3060 of s_preds and s_succs.
3061 * flow.c (compute_flow_dominators): Compute dominators using
3062 edges and basic blocks instead of s_preds and s_succs.
3064 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3066 * lists.c (unused_insn_list, unused_expr_list): New file for
3067 maintaining various types of lists. New statics for maintaining a
3068 cache of available INSN_LIST and EXPR_LIST nodes.
3069 (free_list): Static function for freeing a list of INSN/EXPR nodes.
3070 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
3071 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
3072 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
3073 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
3074 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
3075 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
3076 (free_INSN_LIST_node): Free an individual INSN_LIST node.
3077 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
3078 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
3079 (remove_dependence, free_pending_lists): Use new global routines.
3080 (flush_pending_lists, sched_analyze_insn): Use new global routines.
3081 (sched_analyze, compute_block_backward_dependences): Use new routines.
3082 (sched_analyze_1, sched_analyze_2): Use new routines.
3083 (schedule_insns): Use new global routines.
3084 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
3086 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
3087 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
3089 * toplev.c (rest_of_compilation): Initialize node cache.
3090 * Makefile.in (OBJS): Add lists.o to list of object files.
3091 (lists.o): Add dependancies.
3093 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
3095 * config/v850/v850.md: Fix compile time warning messages.
3096 * config/v850/v850.c: Fix compile time warning messages.
3097 * config/v850/v850.h: Fix compile time warning messages.
3099 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3101 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
3102 Remove unused prototype for `init_lengths'.
3104 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * calls.c (emit_call_1): Mark parameter `stack_size' with
3108 (expand_call): Initialize variable `insn'.
3109 (emit_library_call): Likewise for variable `high_to_save'.
3110 (emit_library_call_value): Likewise.
3111 (store_one_arg): Likewise for variables `lower_bound' and
3114 * combine.c (try_combine): Likewise for variables `i2_code_number'
3115 and `other_code_number'.
3116 (find_split_point): Likewise for variables `pos', `unsignedp' and
3118 (simplify_if_then_else): Likewise for variables `op' and `c1'.
3119 (simplify_and_const_int): Remove unused variable `width'.
3120 (merge_outer_ops): Likewise.
3122 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
3123 HOST_WIDE_INT' when comparing against one.
3124 (simplify_relational_operation): Likewise.
3125 (cse_insn): Initialize variables `src_eqv_volatile',
3126 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
3128 * final.c (init_final): Constify parameter `filename'.
3129 (final_start_function): Mark parameter `optimize' with
3131 (profile_function): Likewise for parameters `first' and `optimize'.
3132 (output_source_line): Likewise for parameter `file'.
3134 * integrate.c (subst_constants): Cast a value to `size_t' when
3135 comparing against one.
3136 (mark_stores): Initialize variable `mode'. Cast a value to
3137 `size_t' when comparing against one.
3139 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
3141 * loop.c (move_movables): Initialize variable `first'.
3142 (strength_reduce): Likewise for variable `increment'.
3143 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
3144 value to `size_t' when comparing against one.
3145 (load_mems): Initialize variable `end_label'.
3147 * output.h (init_final): Constify parameter.
3149 * reload.c (decompose): Initialize variable `base'.
3151 * reload1.c (reload): Likewise for variable `is_scalar'.
3152 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
3153 (choose_reload_regs): Initialize variable `mode'.
3154 (emit_reload_insns): Likewise for variable `store_insn'.
3155 (reload_cse_noop_set_p): Mark parameter `insn' with
3157 (reload_combine): Initialize variable `set'.
3159 * unroll.c (unroll_loop): Likewise for variable `local_label'.
3160 (copy_loop_body): Cast a value to `size_t' when comparing against
3163 * varasm.c (assemble_variable): Initialize variable `size_tree'.
3164 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
3165 (remove_from_pending_weak_list): Mark parameter `name' with
3168 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3170 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
3173 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
3175 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
3176 (ASM_DECLARE_FUNCTION_NAME): Define.
3177 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
3178 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
3179 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
3180 not already defined.
3182 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3184 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
3185 of n_popped when call/call_value are not defined.
3187 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
3189 * tm.texi: GNU CC -> GCC conversion.
3190 (CC1_SPEC): Indicate it is used for all language front ends.
3192 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
3194 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
3195 NOTE_INSN_EH_REGION_END correctly.
3197 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3198 Jeff Law <law@cygnus.com>
3200 * loop.c (strength_reduce): Automatically unroll loops if the
3201 unrolled loop size is smaller than the rolled loop size.
3203 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
3204 and delete comment that code should be rewritten.
3206 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
3208 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
3211 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
3213 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3215 * fixinc/mkfixinc.sh: Don't fix uwin headers.
3216 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
3217 (LINK_SPEC): Add -u _main when building executables.
3218 (ASM_DECLARE_FUNCTION): Update from Cygwin.
3219 (ASM_FILE_END): Use the default for ix86-pe.
3220 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
3222 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
3224 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
3225 and ASM_CLOSE_PAREN are empty strings.
3227 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
3228 Geoffrey Keating <geoffk@cygnus.com>
3230 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
3231 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
3232 (unprotoize.o): Ditto.
3233 (test-protoize-simple): Don't define STD_PROTO_DIR.
3234 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
3235 changes to make 'test-protoize-simple' pass.
3236 (STD_PROTO_DIR): Remove define.
3237 (STANDARD_EXEC_PREFIX): Supply default define.
3238 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
3239 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
3240 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
3241 (GET_ENV_PATH_LIST): New macro.
3242 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
3243 (do_processing): Initialize default_syscalls_dir using new
3244 macros. Use it to initialize syscalls_absolute_filename.
3246 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
3248 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
3249 B into a register before emit_conditional_move.
3251 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
3253 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
3254 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
3255 multiplicand out of (+ (* a b) (* c d)).
3257 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
3258 Richard Henderson <rth@cygnus.com>
3260 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
3261 (new_insn_dead_notes): Likewise.
3262 (update_n_sets): Likewise.
3263 (update_flow_info): Move to flow.c, renamed to update_life_info;
3264 extend to handle multiple source insns.
3265 * flow.c: Include resource.h
3266 (unlink_insn_chain): New.
3267 (split_hard_reg_notes): New.
3268 (maybe_add_dead_note): New.
3269 (maybe_add_dead_note_use): New.
3270 (find_insn_with_note): New.
3271 (new_insn_dead_notes): New.
3272 (update_n_sets): New.
3273 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
3274 (maybe_remove_dead_notes): New.
3275 (update_life_info): New.
3276 (prepend_reg_notes): New.
3277 (replace_insns): New.
3278 * output.h (update_life_info): Declare.
3279 * recog.c (split_block_insns): Use update_life_info.
3280 * resource.c (find_free_register): Use reg_alloc_order, don't use
3281 fixed regs, make sure the mode is supported, don't use new regs.
3283 * rtl.h (replace_insns): Declare.
3285 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
3287 * expr.c (expand_expr): Cope with COND_EXPRs with one
3288 non-returning branch.
3290 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
3292 * expr.c (store_expr): Always pass down the target, even when not
3295 1999-08-24 Nick Clifton <nickc@cygnus.com>
3297 * configure.in: Define target_cpu_default for v850 targets.
3298 * configure: Regenerate
3300 * config/v850/v850.h (TARGET_CPU_generic): Define.
3301 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
3302 addresses are 4 byte aligned.
3304 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
3307 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3309 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
3310 (main): Add prototypes.
3312 * genattrtab.c (substitute_address, write_const_num_delay_slots,
3313 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
3314 (write_attr_get): Emit prototypes along with function definition.
3315 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
3316 (write_complex_function): Emit static prototype along with
3317 function definition.
3319 * genemit.c (gen_split): Emit prototypes along with function
3322 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
3323 Likewise for predicates and `insn_operand_predicate'.
3324 (process_template): Emit static prototype along with function
3327 * genrecog.c (make_insn_sequence): Constify a char*. Add
3328 prototypes for get_split_*().
3329 (write_subroutine): Emit prototypes along with function
3332 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3334 * gcse.c (find_avail_set): Follow chains of register-register copies.
3335 Use oprs_not_set_p to guarantee that the returned value can be
3337 (cprop_insn): Don't verify the return value of find_avail_set with
3340 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
3341 (cprop_cc0_jump): New function.
3342 (cprop_insn): Break out new function cprop_jump and use it.
3343 Also use cprop_cc0_jump for machines with CC0.
3344 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
3346 * tree.h (current_function_calls_setjmp,
3347 current_function_calls_longjmp): Delete declarations.
3348 * dsp16xx.c: Include "function.h".
3349 * elxsi.c: Likewise.
3350 * gmicro.c: Likewise.
3351 * h8300.c: Likewise.
3354 * mn10200.c: Likewise.
3355 * mn10300.c: Likewise.
3356 * ns32k.c: Likewise.
3360 * rtl.h (rtx_equal_function_value_matters): Declare.
3361 * toplev.c (rtx_equal_function_value_matters): Don't declare.
3363 * function.c: Likewise.
3364 * emit-rtl.c: Likewise.
3366 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
3368 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
3371 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3373 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
3376 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
3378 * cpp.texi: Add a node documenting macro varargs (copied
3381 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
3383 * cppspec.c: Put a null pointer at the end of the new argv.
3385 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
3387 * configure.in: Remove code to select/de-select the haifa
3388 scheduler. Every scheduled port gets haifa now.
3389 * configure: Rebuilt.
3390 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
3392 * Makefile.in: Corresponding changes.
3394 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3396 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
3397 All callers changed.
3398 (prepare_float_lib_cmp): Likewise.
3399 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
3400 * expr.h (emit_float_lib_cmp): Delete declaration.
3401 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
3402 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
3403 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
3405 (cmptf): Now conditional on TARGET_HARD_QUAD.
3407 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
3409 * resource.c (mark_target_live_regs): Use
3410 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
3412 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3414 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
3416 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
3418 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
3420 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3422 * rtl.h (rtx_format): Constify a char*.
3424 * rtl.c (rtx_format): Likewise.
3425 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
3426 (init_rtl): Use accessor macro, not `rtx_format'.
3428 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
3431 * caller-save.c (mark_referenced_regs): Likewise.
3433 * combine.c (subst, make_compound_operation, known_cond,
3434 gen_rtx_combine, update_table_tick, get_last_value_validate,
3435 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
3437 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
3438 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
3439 count_reg_usage): Likewise.
3441 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
3444 * final.c (leaf_renumber_regs_insn): Likewise.
3446 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
3447 dump_edge_info, count_reg_references): Likewise.
3449 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
3450 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
3453 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
3454 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
3455 add_label_notes): Likewise.
3457 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
3458 clear_struct_flag, count_sub_rtxs, count_alternatives,
3459 compares_alternatives_p, contained_in_p, walk_attr_value,
3460 write_expr_attr_cache): Likewise.
3462 * genconfig.c (walk_insn_part): Likewise.
3464 * genemit.c (max_operand_1, gen_exp): Likewise.
3466 * genextract.c (walk_rtx): Likewise.
3468 * genflags.c (num_operands): Likewise.
3470 * genoutput.c (scan_operands): Likewise.
3472 * genpeep.c (match_rtx): Likewise.
3474 * genrecog.c (add_to_sequence): Likewise.
3476 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
3479 * integrate.c (save_constants, copy_for_inline,
3480 copy_rtx_and_substitute, subst_constants, restore_constants):
3483 * jump.c (mark_jump_label, invert_exp, redirect_exp,
3484 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
3486 * local-alloc.c (contains_replace_regs, memref_referenced_p):
3489 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
3490 add_label_notes, replace_call_address, count_nonfixed_reads,
3491 invariant_p, find_single_use_in_loop, find_mem_givs,
3492 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
3495 * print-rtl.c (reg_names, print_rtx): Likewise.
3497 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
3499 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
3500 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
3501 print_blocks): Likewise.
3503 * regclass.c (fix_register, record_address_regs,
3504 reg_scan_mark_refs): Likewise.
3506 * regmove.c (stable_but_for_p): Likewise.
3508 * reload.c (loc_mentioned_in_p, operands_match_p,
3509 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
3510 copy_replacements, refers_to_regno_for_reload_p,
3511 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
3512 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
3515 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
3516 delete_address_reloads_1, count_occurrences,
3517 reload_cse_mem_conflict_p, reload_combine_note_use,
3518 add_auto_inc_notes): Likewise.
3520 * resource.c (mark_referenced_resources, mark_set_resources):
3523 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
3524 reg_mentioned_p, regs_set_between_p, modified_between_p,
3525 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
3526 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
3527 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
3528 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
3530 * sched.c (sched_analyze_2, attach_deaths): Likewise.
3532 * stupid.c (stupid_mark_refs): Likewise.
3534 * unroll.c (remap_split_bivs): Likewise.
3536 * varasm.c (mark_constants): Likewise.
3538 * a29k/a29k.c (uses_local_reg_p): Likewise.
3540 * alpha/alpha.c (summarize_insn): Likewise.
3542 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
3543 eliminate_lr2ip): Likewise.
3545 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
3547 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
3548 reg_mentioned_in_mem): Likewise.
3550 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
3551 symbolic_reference_mentioned_p): Likewise.
3553 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
3555 * sh/sh.c (regs_used, mark_use): Likewise.
3557 * vax/vax.c (vax_rtx_cost): Likewise.
3559 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3561 * machmode.h (mode_name): Constify a char*.
3563 * rtl.c (mode_name): Likewise.
3565 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
3567 * optabs.c (init_libfuncs): Constify a char*.
3569 * print-tree.c (mode_name): Remove redundant declaration.
3570 (print_node): Use accessor macro, not `mode_name'.
3572 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
3574 (new_spill_reg): Constify a char*.
3576 * tree.c (mode_name): Remove redundant declaration.
3578 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3580 * rtl.c (rtx_name): Constify a char*.
3582 * rtl.h (rtx_name, fix_sched_param): Likewise.
3584 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
3585 (mypr): Use accessor macro, not `rtx_name'.
3587 * genemit.c (print_code): Constify a char*.
3589 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
3591 * genpeep.c (print_code): Constify a char*.
3593 * genrecog.c (print_code): Likewise.
3595 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
3596 end_bb): Add static prototype.
3597 (draw_edge): Constify a char*.
3598 (end_bb): Remove unused parameter.
3600 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
3601 print_block_visualization): Constify a char*.
3603 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
3605 * c-common.c (c_get_alias_set): Update comment.
3607 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3609 * linux.h (LIB_SPEC): Added.
3611 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3613 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
3615 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
3617 * tree.c (expr_check): Fix typo in last change.
3619 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
3621 * rtl.def (NOTE): Change format to "iuu0n".
3622 (ADDR_DIFF_VEC): Change format to "eEee0".
3623 (ADDRESSOF): Change format to "eit".
3625 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
3626 (RTVEC_ELT): Change to match.
3627 (XVECEXP): Use XVEC and RTVEC_ELT.
3628 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
3629 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
3630 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
3631 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
3632 TRAP_CONDITION, TRAP_CODE): Use XEXP.
3633 (INTVAL): Use XWINT.
3634 (ADDRESSOF_DECL): Use XTREE.
3635 (SET_ADDRESSOF_DECL): Delete.
3636 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
3637 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
3638 ifdefed out since 2.6 at least.
3639 (gen_rtvec_vv): Delete prototype.
3641 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
3643 (copy_most_rtx): Handle 't' format letter.
3644 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
3645 (gen_rtvec_vv): Delete function. All callers changed to use
3646 gen_rtvec_v instead.
3647 * print-rtl.c (print_rtx): Move special casing of NOTEs to
3648 the '0' format letter.
3650 * function.c (gen_mem_addressof): Don't use
3651 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
3653 * integrate.c (copy_rtx_and_substitute): Likewise.
3654 Copy 't' slots with XTREE.
3655 (subst_constants): Treat 't' slots like '[swi]' slots.
3656 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
3657 * jump.c (rtx_equal_for_thread_p): Likewise.
3658 * rtlanal.c (rtx_equal_p): Likewise.
3659 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
3660 only four arguments.
3661 * gengenrtl.c (type_from_format): Provide correct types for
3665 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
3666 If a recent gcc is in use (always in stage2 and beyond), use
3667 statement expressions, so we don't make a function call unless
3668 the check fails. Evaluate arguments exactly once.
3669 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
3670 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
3672 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
3673 they evaluate their arguments exactly once, irrespective of
3674 the compiler in use.
3676 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
3677 is used by the currently-enabled check macros. This is:
3678 (tree_check_failed, tree_class_check_failed): For gcc.
3679 (tree_check, tree_class_check, cst_or_constructor_check,
3680 expr_check): For other compilers.
3682 * gencheck.c: Do not define any *_CHECK1 macros.
3684 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
3685 Mark Mitchell <mark@codesourcery.com>
3687 * c-common.c (c_get_alias_set): Fix support for poitners and
3690 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
3692 * alias.c: Include tree.h.
3693 (nonlocal_reference_p, mark_constant_function): New functions.
3694 * flow.c (life_analysis): Call mark_constant_function.
3695 * rtl.h (mark_constant_function): Declare it.
3697 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
3699 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
3700 unrecognisable switches.
3702 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3704 * loop.c (recombine_givs): Set ix field after sorting.
3705 (recombine_givs): Remove bogus index / giv lockstep looping.
3707 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3709 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
3711 (emit_store_flag_force): Use do_compare_rtx_and_jump.
3712 (do_cmp_and_jump): Formatting fixes.
3713 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
3714 do_compare_rtx_and_jump instead of compare_from_rtx.
3715 (do_compare_rtx_and_jump): New function; mostly copied from
3717 (do_jump_for_compare): Delete.
3718 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
3720 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
3721 of compare/do_jump_for_compare pairs.
3722 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
3723 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
3724 compare_from_rtx/do_jump_for_compare pairs.
3725 (do_jump_by_parts_equality): Likewise.
3726 (do_jump_by_parts_equality_rtx): Likewise.
3727 * expr.h (do_compare_rtx_and_jump): Declare.
3728 * optabs.c (prepare_cmp_insn): New function, contains most of the code
3729 that used to be in emit_cmp_insn.
3730 (cmp_available_p): New function.
3731 (prepare_operand): New function.
3732 (emit_cmp_and_jump_insn_1): New function, contains some code that used
3733 to be in emit_cmp_insn.
3734 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
3735 parameters to be pointers; don't emit final compare but modify some of
3736 the values pointed to by the args so the caller can perform the
3738 (expand_binop): Call emit_store_flag_force with signed forms of
3740 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
3741 emit_jump_insn pair.
3742 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
3743 emit_cmp_and_jump_insn_1. Call emit_queue.
3744 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
3746 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
3747 jump sets cc0 before deleting it.
3748 * integrate.c (expand_inline_function): Likewise.
3749 * unroll.c (unroll_loop): Similar changes in several places.
3750 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
3753 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3755 * Makefile.in (insn-recog.o): Update dependencies.
3756 * genrecog.c (main): Make generated file include "function.h".
3758 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
3760 * cse.c (cse_insn): Call never_reached_warning when a jump is
3761 changed to be unconditional.
3762 * flags.h: Declare warn_notreached.
3763 * flow.c (delete_block): Call never_reached_warning when
3765 * jump.c (delete_barrier_successors): Call never_reached_warning
3766 when we delete everything after a BARRIER.
3767 (never_reached_warning): New function.
3768 * rtl.h: Declare never_reached_warning.
3769 * toplev.c (warn_notreached): New variable.
3770 (lang_independent_options): Set warn_notreached
3771 when -Wunreachable-code.
3772 (compile_file): We need line numbers for -Wunreachable-code.
3774 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
3776 * haifa-sched.c (insn_unit): Fix typo on out of range test.
3777 * sched.c (insn_unit): Likewise.
3779 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
3781 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
3783 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3785 * flow.c (create_edge_list): Use xmalloc, not malloc.
3787 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
3789 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
3790 C-style comments. Do not lose the character before double slash.
3792 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3794 * basic-block.h (struct edge_list): Stucture to maintain a vector
3796 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
3797 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
3798 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
3799 New function prototypes.
3800 * flow.c (create_edge_list): Function to create an edge list.
3801 (free_edge_list): Discards memory used by an edge list.
3802 (print_edge_list): Debug output showing an edge list.
3803 (verify_edge_list): Internal consistency check for an edge list.
3804 (find_edge_index): Function to find an edge index for a pred and succ.
3806 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
3808 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
3811 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
3813 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
3815 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3817 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3819 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
3821 * toplev.c (rest_of_compilation): Allow machine dependent
3822 reorganisation pass to place information into the RTL dump
3823 file if it so wishes.
3825 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
3827 * explow.c (hard_function_value): Use VOIDmode instead of
3829 * stmt.c (expand_return): Likewise.
3830 * stor-layout.c (get_best_mode): Likewise.
3832 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
3833 emit call instead of emit_insn call.
3835 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3837 * configure.in: Handle --disable/enable-win32-registry.
3838 * install.texi: Document --disable/enable-win32-registry.
3839 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
3840 (WIN32_REGISTRY_KEY): New macro.
3841 * prefix.c: Use to enable/disable win32-specific code.
3842 (lookup_key): Use versioned key.
3843 * configure: Regenerate.
3844 * config.in: Likewise.
3846 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
3848 * cpplib.c (read_line_number): New fn, split out of...
3851 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3853 tree.c (lang_unsave_expr_now) : New.
3854 (unsave_expr_now): Call lang_unsave_expr_now.
3855 tree.h (lang_unsave_expr_now) : New.
3857 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
3859 * toplev.c (flag_new_exceptions): On by default.
3861 1999-08-13 Michael Meissner <meissner@cygnus.com>
3863 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
3865 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3867 * dwarfout.c (fundamental_type_code): Return FT_boolean for
3868 INTEGER_TYPE with precision==1, it's __java_boolean.
3870 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3872 * global.c (prune_preferences): Move some invariants out of the
3875 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
3877 * configure.in (alpha*-dec-osf*): Add osf5.
3879 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
3881 * configure.in: Rework handling of ARM GNU/Linux slightly.
3882 (arm*-*-linux-gnuoldld): New target.
3883 * configure: Regenerate.
3884 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
3885 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
3886 * config/arm/linux-oldld.h: New file.
3887 * config/arm/linux-elf26.h: Don't include linux-elf.h.
3888 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
3890 * config/arm/linux-elf.h (ASM_SPEC): Define.
3891 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
3892 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
3893 for 26-bit APCS and old linker.
3894 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
3896 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
3897 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
3898 don't define `arm' or `arm_elf'.
3899 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
3900 MULTILIB_DIRNAMES): Define. Fix typo in comment.
3902 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
3904 * rtl.texi: Fix typo.
3906 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
3908 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
3910 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
3912 * extend.texi (C++ Signatures): Remove node.
3913 * invoke.texi: Remove discussion of -fhandle-signatures,
3914 signature, sigof, __signature__, and __sigof__.
3916 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
3918 * Makefile.in (JAVAGC): Removed.
3920 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
3922 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3924 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
3926 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3928 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
3930 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
3931 a register that is already known to be a pointer.
3933 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
3935 * fixinc/inclhack.tpl: Only install assert.h conditionally.
3936 * fixinc/inclhack.sh: Regenerated.
3937 * fixinc/fixincl.sh: Regenerated.
3939 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
3941 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
3942 Fix documentation of -ansi flag to describe its C++ behavior.
3943 Remove bogus reference to GCC 2.9.
3945 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
3947 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
3948 note if it is non-NULL.
3950 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3952 * except.h (eh_nesting_info): Add new structure defintion.
3953 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
3954 (reachable_handlers, update_rethrow_references): Add function
3956 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
3957 a rethrow symbol instead of an integer exception region number.
3958 * flow.c (Make_edges): Use new exception nesting routines to determine
3959 which handlers are reachable from a CALL or asynchronous insn.
3960 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
3962 (delete_eh_regions): Update rethrow labels, and don't delete
3963 regions which are the target of a rethrow.
3964 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
3965 avoid overloading the SYMBOL_REF_USED flag.
3966 (rethrow_symbol_map): Use new rethrow_ref field.
3967 (rethrow_used): Use new rethrow_ref field.
3968 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
3969 of an integer. Fix formatting.
3970 (output_exception_table_entry): Use new rethrow_ref field.
3971 (can_throw): Check for EH_REGION_NOTE before deciding
3972 whether a CALL can throw or not.
3973 (scan_region): Call rethrow_used() instead of accessing data structure.
3974 (update_rethrow_references): New function to make sure only regions
3975 which are still targets of a rethrow are flagged as such.
3976 (process_nestinfo): New static function to initialize a handler
3977 list for a specific region.
3978 (init_eh_nesting_info): New function to allocate and initialize
3979 the list of all EH handlers reachable from all regions.
3980 (reachable_handlers): New function to retrieve the list of handlers
3981 reachable from a specific region and insn.
3982 (free_eh_nesting_info): New function to dispose of a list of
3985 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3987 * flow.c (split_edge): Set JUMP_LABEL field.
3988 (commit_one_edge_insertion): Set head correctly for insert_before.
3989 When inserting insns, update insn block numbers if allocated.
3991 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3993 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
3994 retry_incomplete_types): Add static prototype.
3995 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
3996 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
3997 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
3998 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
3999 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
4002 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
4003 dwarf2out_start_source_file, dwarf2out_line): Likewise.
4005 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4007 * output.h (assemble_name): Constify a char*.
4009 * varasm.c (UNIQUE_SECTION, assemble_start_function,
4010 assemble_variable, assemble_name): Likewise.
4012 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
4014 * arm/pe.c (arm_pe_unique_section): Likewise.
4016 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
4018 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
4020 * i386/interix.c (i386_pe_unique_section): Likewise.
4022 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4024 * i386/winnt.c (i386_pe_unique_section): Likewise.
4026 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
4028 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
4030 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
4032 * pa/pa.c (output_call): Likewise.
4034 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
4036 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
4038 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
4041 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
4044 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4046 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
4047 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
4049 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
4051 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4053 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
4055 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4057 * tree.h (lang_identify): Constify a char*.
4058 (print_error_function): Add extern prototype. Constify a char*.
4060 * c-lang.c (lang_identify): Constify a char*.
4062 * objc/objc-act.c (lang_identify): Constify a char*.
4064 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4066 * genpeep.c (main): Make generated file include "function.h".
4067 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
4069 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4071 * Makefile.in: Update dependencies.
4072 * alias.c: Include "function.h"
4073 * c-decl.c: Likewise.
4074 * caller-save.c: Likewise.
4075 * calls.c: Likewise.
4076 * combine.c: Likewise.
4078 * explow.c: Likewise.
4079 * final.c: Likewise.
4080 * global.c: Likewise.
4081 * graph.c: Likewise.
4082 * local-alloc.c: Likewise.
4084 * optabs.c: Likewise.
4085 * profile.c: Likewise.
4086 * recog.c: Likewise.
4087 * regclass.c: Likewise.
4088 * regmove.c: Likewise.
4089 * reload.c: Likewise.
4090 * reorg.c: Likewise.
4091 * resource.c: Likewise.
4092 * sched.c: Likewise.
4093 * stupid.c: Likewise.
4094 * config/1750a/1750a.c: Likewise.
4095 * config/a29k/a29k.c: Likewise.
4096 * config/arc/arc.c: Likewise.
4097 * config/arm/arm.c: Likewise.
4098 * config/arm/thumb.c: Likewise.
4099 * config/c4x/c4x.c: Likewise.
4100 * config/clipper/clipper.c: Likewise.
4101 * config/convex/convex.c: Likewise.
4102 * config/fx80/fx80.c: Likewise.
4103 * config/i860/i860.c: Likewise.
4104 * config/m68k/m68k.c: Likewise.
4105 * config/m88k/m88k.c: Likewise.
4106 * config/mips/mips.c: Likewise.
4107 * config/pdp11/pdp11.c: Likewise.
4108 * config/pyr/pyr.c: Likewise.
4109 * config/romp/romp.c: Likewise.
4110 * config/sh/sh.c: Likewise.
4111 * config/tahoe/tahoe.c: Likewise.
4112 * config/vax/vax.c: Likewise.
4113 * config/we32k/we32k.c: Likewise.
4114 * config/sparc/sparc.c: Include "function.h".
4115 (mem_min_alignment): Test current_function rather than
4116 regno_pointer_align.
4117 * config/pa/pa.c: Likewise.
4118 (compute_frame_size): Delete declaration of
4119 current_function_outgoing_args_size.
4120 * config/arc/arc.h (current_function_varargs): Delete declaration.
4121 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
4123 * config/i370/i370.h (current_function_outgoing_args_size): Delete
4125 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
4126 current_function_uses_pic_offset_table.
4127 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
4128 of current_function_returns_pointer.
4129 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4130 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4131 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4132 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4133 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4134 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4135 * config/m88k/m88k.c: Include "function.h"
4136 (call_used_regs, current_function_pretend_args_size,
4137 current_function_outgoing_args_size, frame_pointer_needed): Delete
4139 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
4141 * config/mips/mips.h (current_function_calls_alloca): Delete
4143 * config/mn10200/mn10200.h (current_function_needs_context,
4144 rtx_equal_function_value_matters): Delete declarations.
4145 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
4146 flag_pic): Delete declarations.
4147 * config/pa/pa.h (current_function_pretend_args_size,
4148 current_function_decl): Delete declarations.
4149 * config/pa/som.h (current_function_varargs): Delete declaration.
4150 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
4152 * config/pyr/pyr.h (current_function_pretend_args_size,
4153 current_function_args_size, current_function_calls_alloca): Delete
4155 * config/sh/sh.h (current_function_varargs): Delete declaration.
4156 * config/sparc/sparc.h (current_function_outgoing_args_size,
4157 current_function_calls_alloca, current_function_decl): Delete
4159 * config/spur/spur.h (current_function_pretend_args_size,
4160 current_function_calls_alloca): Delete declarations.
4161 * config/v850/v850.c (current_function_outgoing_args_size): Delete
4163 * config/vax/vms.h (current_function_name): Delete declaration.
4164 * gcse.c: Include "function.h".
4165 (current_function_name, current_function_calls_setjmp): Delete
4167 * haifa-sched.c: Include "function.h".
4168 (forced_labels): Delete declaration.
4170 * reg-stack.c: Likewise.
4171 * reload1.c: Likewise.
4172 * genemit.c (main): Make generated file include function.h.
4173 * genoutput.c (output_prologue): Likewise.
4175 * builtins.c (saveregs_value, apply_args_value): Delete variables.
4176 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
4177 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
4178 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
4179 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
4180 macros for some of them.
4181 (emit_filename, emit_lineno): Delete declarations.
4182 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
4183 regno_pointer_* variables through current_function.
4184 (gen_inline_header_rtx): Delete function.
4185 (save_emit_status): Delete function.
4186 (set_new_last_label_num): New function.
4187 (clear_emit_caches): New function.
4188 (restore_emit_status): Just clear last_labelnum and call
4190 (get_last_insn_anywhere): Variable sequence_stack is now accessed
4191 through macro seq_stack.
4192 (add_insn_after): Likewise.
4193 (add_insn_before): Likewise.
4194 (remove_insn): Likewise.
4195 (pop_topmost_sequence): Likewise.
4196 (in_sequence_p): Likewise.
4197 (start_sequence_for_rtl_expr): Likewise.
4198 (start_sequence): Likewise, and likewise for
4199 sequence_rtl_expr/seq_rtl_expr.
4200 (push_topmost_sequence): Likewise.
4201 (end_sequence): Likewise.
4202 (init_virtual_regs): Now takes a "struct emit_status *" argument.
4203 All callers changed. Store into that pointer instead of globals.
4204 (init_emit): Allocate emit elt of current_function.
4205 Changes for sequence_rtl_expr/sequence_stack renaming.
4206 Call clear_emit_caches instead of doing it in-line.
4207 Access regno_pointer_* variables through current_function.
4208 (init_emit_once) Don't clear sequence_stack.
4210 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
4212 (arg_pointer_save_area): Delete declaration.
4213 (finish_expr_for_function): Renamed from init_queue; no longer static.
4214 (init_expr): Don't call init_queue.
4215 (save_expr_status, restore_expr_status): Delete functions.
4216 (expand_expr): Changes to reflect new layout of struct function.
4217 Don't access current_function_check_memory_usage when current_function
4219 * expr.h (forced_labels, save_expr_regs, saveregs_value,
4220 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
4221 current_function_outgoing_args_size, current_function_arg_offset_rtx,
4222 current_function_uses_const_pool, function_call_count,
4223 current_function_uses_pic_offset_table, nonlocal_labels,
4224 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
4225 current_function_check_memory_usage, nonlocal_goto_handler_slots,
4226 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
4228 (finish_expr_for_function): Declare.
4229 * flags.h (current_function_has_nonlocal_label,
4230 current_function_has_nonlocal_goto, current_function_is_thunk,
4231 current_function_has_computed_jump): Delete declarations.
4232 * flow.c (forced_labels): Delete declaration.
4233 * function.c (current_function_pops_args,
4234 current_function_returns_struct, current_function_returns_pcc_struct,
4235 current_function_needs_context, current_function_calls_setjmp,
4236 current_function_calls_longjmp, current_function_has_nonlocal_label,
4237 current_function_has_nonlocal_goto, current_function_is_thunk,
4238 current_function_has_computed_jump, current_function_calls_alloca,
4239 current_function_contains_functions, current_function_returns_pointer,
4240 current_function_epilogue_delay_list, current_function_args_size,
4241 current_function_pretend_args_size, current_function_arg_offset_rtx,
4242 current_function_outgoing_args_size, current_function_varargs,
4243 current_function_stdarg, current_function_args_info, cleanup_label,
4244 current_function_name, current_function_uses_const_pool,
4245 current_function_instrument_entry_exit, current_function_return_rtx,
4246 current_function_uses_pic_offset_table, nonlocal_labels,
4247 current_function_internal_arg_pointer, current_function_cannot_inline,
4248 current_function_check_memory_usage, function_call_count,
4249 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
4250 nonlocal_goto_stack_level, return_label, save_expr_regs,
4251 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
4252 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
4253 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
4254 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
4255 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
4257 (push_function_context_to): Don't save them. Don't call
4258 save_storage_status, save_emit_status or save_expr_status.
4259 (pop_function_context_from): Don't restore them. Don't call
4260 restore_storage_status or restore_expr_status.
4261 (get_func_frame_size): New function.
4262 (get_frame_size): Use it.
4263 (assign_outer_stack_local): Reflect some member name changes in struct
4265 (put_reg_into_stack): Likewise.
4266 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
4268 (fixup_var_refs): Likewise.
4269 (fix_lexical_addr): Likewise.
4270 (trampoline_address): Likewise.
4271 (prepare_function_start): Clear field inlinable of current_function.
4272 (init_function_for_compilation): New function.
4273 (expand_dummy_function_end): New function.
4274 (expand_function_end): Call finish_expr_for_function.
4275 * function.h (struct emit_status): New; fields moved here from struct
4276 function and from global variables. Add accessor macros for some of
4278 (struct expr_status): Likewise.
4279 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
4280 (struct function): Add fields expr and emit, inlinable, inl_emit,
4281 original_arg_vector, original_decl_initial, inl_last_parm_insn,
4282 inl_max_label_num. Add many comments.
4283 Add accessor macros for all elts of struct function that no longer
4284 have a global variable.
4285 (cleanup_label, return_label, frame_offset, tail_recursion_label,
4286 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
4287 stack_slot_list): Delete declarations.
4288 (get_func_frame_size): Declare.
4289 (save_expr_status, restore_expr_status, save_emit_status,
4290 save_storage_status, restore_storage_status): Delete declarations.
4291 (init_virtual_regs): Declare.
4292 * output.h (current_function_pops_args,
4293 current_function_returns_struct, current_function_returns_pcc_struct,
4294 current_function_needs_context, current_function_calls_setjmp,
4295 current_function_calls_longjmp, current_function_calls_alloca,
4296 current_function_has_nonlocal_label, current_function_varargs,
4297 current_function_has_computed_jump, current_function_returns_pointer,
4298 current_function_contains_functions, current_function_args_size,
4299 current_function_pretend_args_size, current_function_stdarg,
4300 current_function_outgoing_args_size, current_function_args_info,
4301 current_function_name, current_function_return_rtx,
4302 current_function_epilogue_delay_list,
4303 current_function_uses_const_pool, current_function_cannot_inline):
4304 Delete declarations.
4305 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
4306 regno_reg_rtx): Delete declaration.
4307 (REGNO_POINTER_FLAG): Delete macro.
4308 * stmt.c (expand_goto): Changes to reflect that some fields in struct
4309 function were renamed.
4310 * stor-layout.c (save_storage_status, restore_storage_status): Delete
4312 * toplev.c: Include "function.h".
4313 (current_function_decl): Delete declaration.
4314 (compile_file): Call init_dummy_function_start and
4315 expand_dummy_function_end around some initializations that need to
4317 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
4318 Call init_function_for_compilation.
4319 * unroll.c: Include "function.h"
4320 (unroll_loop): Access regno_pointer_* variables through
4323 * tree.h (struct tree_decl): Add elt f to saved_insns member.
4324 (DECL_SAVED_INSNS): use it.
4325 (expand_dummy_function_end): Declare.
4326 (init_function_for_compilation): Declare.
4327 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
4328 that it's no longer an INLINE_HEADER.
4329 (expand_call): Likewise.
4330 * integrate.c (finish_inline): Delete function.
4331 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
4332 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
4333 args. Don't generate an INLINE_HEADER rtx, just return the arg
4334 vector. All callers changed.
4335 (save_for_inline_copying): Create a duplicate struct emit_status to
4336 hold the emit state for compiling the current function. Use this and
4337 the other new fields in struct function that are for integration
4338 instead of an INLINE_HEADER.
4339 Use memcpy instead of bcopy.
4340 Store the current struct function in DECL_SAVED_INSNS of fndecl.
4341 (save_for_inline_nocopy): Similar changes, except no new emit_status
4343 (expand_inline_function): Get information from function structure,
4344 not from an inline header rtx.
4345 (output_inline_function): Lose code to extract the necessary
4346 information from an inline header; simply put back the function
4347 structure into current_function. Clear its inlinable elt.
4348 * rtl.def (INLINE_HEADER): Delete.
4349 * rtl.h: Delete all accessors for an INLINE_HEADER.
4350 (gen_inline_header_rtx): Delete declaration.
4351 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
4352 Delete declarations.
4353 (REGNO_POINTER_ALIGN): Delete.
4354 (clear_emit_caches): Declare.
4355 (set_new_last_label_num): Declare.
4357 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
4359 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
4361 * except.c (expand_eh_region_start_for_decl): Always start a new block.
4362 * stmt.c (is_eh_region): Make sure current_function is present, too.
4364 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
4366 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
4367 for 64bit PA targets.
4369 * pa.h (SELECT_SECTION): Define.
4370 * som.h (SELECT_SECTION): Delete.
4372 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4374 * alias.c (init_alias_analysis): Wrap call to
4375 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
4377 1999-08-07 Bruce Korb <autogen@linuxbox.com>
4379 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
4380 <sys/asm.h> contains an asm comment with an apostrophe
4381 * fixinc/inclhack.sh: regen
4382 * fixinc/fixincl.x: regen
4384 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
4386 * function.c (init_function_start): Clear prologue & epilogue.
4387 (prologue_epilogue_contains): New function.
4388 * alias.c (init_alias_analysis): Use it.
4389 * rtl.h (prologue_epilogue_contains): Declare it.
4391 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
4393 * jump.c (onlyjump_p): New function.
4394 * rtl.h: Declare it.
4395 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
4396 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
4398 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
4400 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
4401 to invert loops. Simplify block scanning.
4403 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4405 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
4406 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
4408 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
4410 * config/sparc/liteelf.h: New file to support sparclite-elf target
4411 * config/sparc/t-sp86x: New file to support sparc86x targets
4412 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
4413 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
4414 * configure.in: Support above target triplets
4415 * configure: Regenerated
4417 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
4419 * fixinc/server.c (server_setup): Do not prefix function used as
4422 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
4424 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
4425 Remove fp reg alternatives.
4427 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
4429 * Makefile.in (TAROUTOPTS): Kill.
4430 (install-headers-tar): Use "xpf" for tar headerfile extraction
4431 * i370/x-oe (TAROUTOPTS): Delete.
4432 * m68k/x-apollo68 (TAROUTOPTS): Delete.
4433 * m68k/x-hp320 (TAROUTOPTS): Delete.
4434 * m68k/x-hp320g (TAROUTOPTS): Delete.
4435 * gcc.texi: Update bug reporting text.
4437 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4439 * reg-stack.c (change_stack) Fixed problem with negative array index.
4441 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
4443 * extend.texi, install.texi: Fix spelling mistakes.
4445 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
4446 (s-attrtab); No longer try to use pre-made insn-attrtab file.
4447 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
4449 * mips/t-ecoff: Likewise.
4450 * mips/t-elf: Likewise.
4451 * mips/t-mips: Likewise.
4452 * mips/t-osfrose: Likewise.
4453 * mips/t-r3900: Likewise.
4454 * mips/t-svr3: Likewise.
4455 * mips/t-svr4: Likewise.
4456 * mips/t-ultrix: Likewise.
4458 * gcc.texi: Document recommend means to provide software floating
4459 point libraries in libgcc.a
4461 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
4463 * c-lex.c (yylex): We can have a number with no digits.
4465 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
4467 * jump.c (delete_prior_computation): New function, broken
4468 out of delete_computation. Check for side effects with
4469 side_effects_p instead of FIND_REG_INC_NOTE. Handle
4470 multi-word hard registers.
4471 (delete_computation): Use it. Check for side effects with
4472 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
4473 missing REG_DEAD note for a register which is both set and
4476 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
4478 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
4479 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
4480 (ASM_FILE_START): Import _mcount with the right type.
4481 (ASM_DECLARE_FUNCTION_NAME): Define.
4482 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4483 * pa.c (output_function_prologue): Always emit the function's label
4485 * pa.h (TEXT_SPACE_P): Define.
4486 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
4487 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
4488 * som.h (TEXT_SPACE_P): Delete.
4489 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
4490 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
4492 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
4494 * expr.c (emit_group_load): Allow src to be a CONCAT.
4496 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4498 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
4499 (___mulsi3): Use '!' comment character.
4501 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4503 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
4505 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
4507 * gcc.c: Update URLs and mail addresses.
4508 * gcc.texi: Likewise.
4510 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
4512 * rs6000.c (current_file_function_operand): Return zero for
4514 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
4516 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
4519 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
4521 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
4522 allocate space in the stack frame for the PIC register.
4524 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
4526 * m68k.md (xordi3, anddi3): These patterns are not available on
4529 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
4531 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
4532 (PUT_REAL): Likewise.
4534 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4536 * final.c (shorten_branches): Don't add an alignment for loops
4537 that have no label inside.
4539 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4541 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
4542 prototypes in macro HAVE_cmpstrsi.
4544 * cpplib.c (cpp_get_token): Remove unused label `op3'.
4546 * emit-rtl.c (operand_subword): Remove unused variable
4549 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
4551 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
4553 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
4555 * cpphash.c (macroexpand): Delete leading whitespace when arg
4556 is concatenated before.
4557 (unsafe_chars): Correct test for whether + and - can extend a
4560 * cppinit.c (cpp_start_read): Do dependencies for
4561 -include/-imacros files also.
4563 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
4564 tokenizing non-directive lines.
4565 (cpp_expand_to_buffer): Temporarily disable no-output mode.
4566 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
4569 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4571 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
4573 * c-lex.c: Sync with C++ frontend.
4574 (linemode): New variable.
4575 (parse_float): imag, conversion_errno, and type are output only.
4576 (yylex): Adjust. Move initial '.' case into main switch.
4578 (handle_generic_pragma): Just deal with tokens.
4579 (readescape): Use ISXDIGIT and ISGRAPH.
4580 * c-parse.in: Add END_OF_LINE token.
4582 * c-lex.c (lang_init): Generalize.
4583 (nextchar): Remove. Replace uses with UNGETC.
4584 (skip_white_space): Handle linemode here. Optimize for cpplib.
4585 (skip_white_space_on_line): Remove.
4586 (extend_token_buffer_to): New fn.
4587 (extend_token_buffer): Use it.
4588 (read_line_number, check_newline): Just deal with tokens.
4589 (token_getch, token_put_back): New fns.
4590 (yylex): Use them. More cpplib optimizations. Simplify.
4592 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4593 Jason Merrill <jason@yorick.cygnus.com>
4595 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
4596 (consume_string): Make this smart about USE_CPPLIB.
4597 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
4598 (yylex): Rewrite to be intelligent about USE_CPPLIB.
4599 Also, clean up cases where we redundantly set token_buffer[0].
4600 (read_line_number): New fn.
4601 (ignore_escape_flag): New variable.
4603 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
4605 * a29k/t-a29kbare: Fix some comments.
4606 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
4607 (FPBIT, DPBIT): Define.
4608 * a29k/t-vx29k: Likewise.
4609 * arc/t-arc: Likewise.
4610 * arm/t-arm-elf: Likewise.
4611 * arm/t-bare: Likewise.
4612 * arm/t-pe: Likewise.
4613 * arm/t-pe-thumb: Likewise.
4614 * arm/t-semi: Likewise.
4615 * arm/t-thumb: Likewise.
4616 * arm/t-thumb-elf: Likewise.
4617 * arm/t-thumb-linux: Likewise.
4618 * h8300/t-h8300: Likewise.
4619 * i960/t-i960: Likewise.
4620 * i960/t-vxworks960: Likewise.
4621 * m32r/t-m32r: Likewise.
4622 * mips/t-ecoff: Likewise.
4623 * mips/t-elf: Likewise.
4624 * mips/t-r3900: Likewise.
4625 * pa/t-pro: Likewise.
4626 * rs6000/t-aix43: Likewise.
4627 * rs6000/t-beos: Likewise.
4628 * rs6000/t-newas: Likewise.
4629 * rs6000/t-ppccomm: Likewise.
4630 * rs6000/t-rs6000: Likewise.
4631 * rs6000/t-winnt: Likewise.
4632 * rs6000/t-xnewas: Likewise.
4633 * rs6000/t-xrs6000: Likewise.
4634 * sh/t-sh: Likewise.
4635 * sparc/t-elf: Likewise.
4636 * sparc/t-sparcbare: Likewise.
4637 * sparc/t-sparclite: Likewise.
4638 * sparc/t-splet: Likewise.
4639 * v850/t-v850: Likewise.
4640 * mn10200/t-mn10200: Fix comments.
4641 * mn10300/t-mn10300: Likewise.
4643 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
4644 dummy operand. Allocate a new pseudo for the dummy operand.
4645 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
4647 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
4649 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
4651 * configure: Rebuilt.
4652 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
4654 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
4656 * recog.c (preproces_constraints): Zero recog_op_alt before
4657 processing the constraints.
4659 * arm.c (typedef minipool_node): Renamed from pool_node.
4660 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
4661 (add_minipool_constant): New function.
4662 (dump_minipool): New function.
4663 (find_barrier): Remove special case for getting the insn size of
4664 an insn that references the constant pool.
4665 (minipool_fixup): New structure.
4666 (push_minipool_barrier): New function.
4667 (push_minipool_fix): New function.
4668 (note_invalid_constants): New function.
4669 (add_pool_constant, dump_table, fixit, broken_move): Delete.
4670 (arm_reorg): Rewrite code to fix up the constant pool into a
4671 series of mini-pools embedded in the insn stream.
4672 (arm_output_epilogue): New function, made mainly from the body
4673 of output_func_epilogue.
4674 (output_func_epilogue): Move insn generation part of epilogue code
4675 to arm_output_epilogue.
4676 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
4677 * arm.md (pool_range): New attribute.
4678 (zero_extendqidi2): Add attribute pool_range.
4679 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
4680 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
4681 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
4682 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
4683 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
4684 (epilogue): New expand.
4685 (epilogue_insn): New insn. Call arm_output_epilogue.
4687 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
4688 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
4690 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4692 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4694 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
4696 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
4698 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
4700 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
4702 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
4704 * global.c: Fix comment.
4706 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
4708 * gcc.c (access_check): New static function.
4709 (find_a_file): Use it when searching a directory list.
4710 * collect2.c (find_a_file): Don't accept directories found when
4711 searching a directory list.
4713 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
4715 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
4716 function parameters with `&'.
4717 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
4719 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
4721 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
4722 or tidy_fallthru_edge if the last insn in the block is not
4723 an unconditional jump or a simple conditional jump.
4725 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4727 * Makefile.in (c-decl.o): Depends on defaults.h.
4729 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
4731 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
4733 (CLASS_MAX_NREGS): Likewise.
4735 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
4737 * cse.c (cse_insn): Fix dumb thinko in last change.
4739 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4741 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
4744 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
4746 * dwarf2out.c (add_location_or_const_value_attribute): Correct
4747 test for sizes of passed and declared parameter types.
4749 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4751 * fixincludes: Fix the return type of bsearch, char* -> void*.
4753 * fixinc/inclhack.def: Likewise.
4755 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
4757 * invoke.texi (-fdump-translation-unit): New option.
4759 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
4761 * expr.h (PROMOTE_PROTOTYPES): Move ...
4762 * defaults.h: ... to here.
4763 * c-decl.c: Include defaults.h instead of expr.h.
4764 * c-typeck.c: Include defaults.h.
4766 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
4768 * toplev.h (errorcount): Declare.
4769 (warningcount): Likewise.
4770 (sorrycount): Likewise.
4771 * c-lex.c (errorcount): Don't declare.
4772 * dwarf2out.c (errorcount): Don't declare.
4774 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
4776 * config/libgloss.h: Add a note discouraging use with ELF.
4777 * configure.in: Don't use libgloss.h for ELF targets.
4778 Always use_collect2 on a.out targets.
4780 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
4782 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
4783 (force_to_mode, case ASHIFTRT): Add shiftrt label.
4785 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4787 * loop.c (strength_reduce): When doing biv->giv conversion, update
4788 reg note of NEXT->insn.
4790 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4792 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
4794 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4796 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
4797 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
4798 Ensure expr.h is included.
4799 * c-typecheck.c (convert_arguments): Ditto.
4801 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
4803 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
4804 * config/convex/convex.h: Ditto.
4805 * config/dsp16xx/dsp16xx.h: Ditto.
4806 * config/fx80/fx80.h: Ditto.
4807 * config/gmicro/gmicro.h: Ditto.
4808 * config/i370/i370.h: Ditto.
4809 * config/i386/i386.h: Ditto.
4810 * config/m32r/m32r.h: Ditto.
4811 * config/m68k/m68k.h: Ditto.
4812 * config/m88k/m88k.h: Ditto.
4813 * config/mips/mips.h: Ditto.
4814 * config/pa/pa.h: Ditto.
4815 * config/pyr/pyr.h: Ditto.
4816 * config/tahoe/tahoe.h: Ditto.
4817 * config/we32k/we32k.h: Ditto.
4819 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
4822 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
4824 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
4827 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
4829 1999-08-02 Richard Henderson <rth@cygnus.com>
4831 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
4832 for the register spill block.
4834 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
4835 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
4837 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
4838 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
4839 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
4841 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4843 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
4844 MAX_WCHAR_TYPE defined in sparc.h.
4845 * config/sparc/linuxaout.h: Likewise.
4846 * config/sparc/linux64.h: Likewise.
4847 Also default to -mvis if CPU is UltraSPARC.
4849 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4851 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
4852 (RTX_OK_FOR_OLO10): Likewise.
4853 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
4854 %lo(), allow it in addresses...
4855 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
4856 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
4857 does not make sense.
4858 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
4859 (sparc_output_scratch_registers): New function.
4860 (output_function_prologue, sparc_flat_output_function_prologue): Use
4862 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
4864 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
4865 * configure.in: Add check for .register pseudo-op support in as and
4866 check for offsetable %lo().
4867 * acconfig.h: Add templates for the above checks.
4868 * configure: Regenerate.
4870 1999-08-02 Richard Henderson <rth@cygnus.com>
4872 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
4873 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
4874 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
4876 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4878 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4881 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4883 * config/float-sparc.h: New file.
4884 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
4885 sparc-*-linux-gnu and sparc64-*-linux*.
4887 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4889 * rs6000.c (rs6000_va_list): Type is an array.
4890 (rs6000_va_start): Don't doubly adjust for varargs.
4891 (rs6000_va_arg): Evaluate long long GPR adjustment.
4893 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
4895 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
4896 -maix64 and -maix32.
4897 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
4898 LINK_SPEC): Change appropriately.
4899 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
4900 (u_short_cint_operand): Likewise.
4901 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
4903 * rs6000/t-aix43 (MULTILIB): Change to -m64.
4905 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
4907 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
4909 * rs6000/rs6000.c (num_insns_constant_wide): Correct
4911 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
4912 (non_add_cint_operand): Likewise.
4913 (logical_operand): Likewise.
4914 (non_logical_cint_operand): Likewise.
4915 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
4916 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
4917 (rs6000_select_rtx_section): Suppress warning.
4918 (small_data_operand): Suppress warning.
4919 (rs6000_got_register): Suppress warning.
4920 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
4921 type, so `J' is generally the wrong constraint for a SImode value;
4923 (andsi3_internal2): Likewise.
4924 (andsi3_internal3): Likewise.
4925 (iorsi3_internal1): Likewise.
4926 (xorsi3_internal1): Likewise.
4928 (movsf_softfloat): Likewise.
4929 (scc insns): Likewise.
4930 (movsi+2): Preserve sign bits of SImode constant.
4931 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
4932 (movdf+1): Sign-extend properly.
4933 (movdi_32+1): Sign-extend properly.
4934 (scc insns): Sign-extend properly.
4936 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
4939 1999-08-02 Richard Henderson <rth@cygnus.com>
4941 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
4943 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
4944 * alpha.md (all fp insns): Likewise.
4946 1999-08-02 Nick Clifton <nickc@cygnus.com>
4948 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
4951 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
4953 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
4954 pic_load_label generator directly.
4955 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
4956 No longer a named pattern.
4958 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
4960 * explow.c (force_reg): Call force_operand if X does not
4961 satisfy general_operand.
4963 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
4965 * fix-header.c (main): When testing for CONTINUED, use string
4966 equality, not pointer equality.
4968 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
4970 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
4972 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
4974 * cse.c (cse_insn): Fix loop which deletes insns after a jump
4975 that has become an unconditional jump.
4977 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
4978 (output_function_epilogue): Similarly.
4980 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4982 * tree.h (init_dummy_function_start): Declare.
4984 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4986 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
4987 last_expr_type, last_expr_value, block_start_count, block_stack,
4988 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
4989 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
4990 dynamically in stmt elt of struct function for each function.
4991 (struct nesting): Rename function_call_count elt to n_function_calls,
4992 target_temp_slot_level to block_target_temp_slot_level. All users
4994 (struct stmt_status): New structure definition.
4995 Add many accessor macros for stmt_status elements which previously
4996 were global variables.
4997 (init_stmt_for_function): Allocate stmt elt for current_function.
4998 Reflect that block_start_count was renamed to
4999 current_block_start_count.
5000 (save_stmt_status, restore_stmt_status): Delete functions.
5001 (preserve_subexpressions_p): Don't access loop_stack when outside
5003 (expand_start_bindings): Reflect that block_start_count was renamed to
5004 current_block_start_count.
5005 (expand_fixup): Likewise.
5006 (expand_decl): Don't access block_stack when outside a function.
5007 (expand_decl_cleanup): Likewise.
5008 (expand_dcc_cleanup): Likewise.
5009 (expand_dhc_cleanup): Likewise.
5010 (expand_anon_union_decl): Likewise.
5011 (set_file_and_line_for_stmt): New function.
5012 (in_control_zone_p): New function.
5014 * function.h (struct function): Add new elt stmt.
5015 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
5016 case_stack, nesting_stack, nesting_depth, block_start_count,
5017 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
5018 emit_lineno, goto_fixup_chain.
5019 (save_eh_status, restore_eh_status, save_stmt_status,
5020 restore_stmt_status): Delete declarations.
5021 * function.c (push_function_context_to): Don't call save_stmt_status.
5022 (pop_function_context_to): Don't call restore_stmt_status.
5023 * tree.h (in_control_zone_p): Declare.
5024 * rtl.h (set_file_and_line_for_stmt): Declare.
5026 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
5027 call set_file_and_line_for_stmt.
5029 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
5031 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
5032 Also update copyright.
5034 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5036 * c-pragma.c: Don't include "except.h".
5037 * emit-rtl.c: Likewise.
5038 * stor-layout.c: Likewise.
5040 * varasm.c: Likewise.
5042 * flow.c: Include "function.h".
5043 * tree.h (init_dummy_function_start): Declare new function.
5045 * except.h (struct eh_status): New structure.
5046 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
5048 (eh_return_stub_label, ehstack, catchstack, ehqueue,
5049 catch_clauses, false_label_stack, caught_return_label_stack,
5050 protect_list, current_function_ehc): Add accessor macros for the
5051 corresponding fields in current_function->eh; delete declarations
5052 for all items that used to be declared here.
5053 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
5054 catch_clauses, false_label_stack, caught_return_label_stack,
5055 protect_list, current_function_ehc): Delete variables.
5056 (init_eh_for_function): Allocate current_function->eh.
5057 (save_eh_status, restore_eh_status): Delete functions.
5059 * function.h (struct function): Add fields next_global and eh.
5060 Delete all exception handling related fields.
5061 * function.c (current_function): New variable.
5062 (all_functions): New variable.
5063 (push_function_context_to): Don't allocate a struct function,
5064 use current_function instead. Call init_dummy_function_start when
5065 outside a function. Clear current_function before returning.
5066 (pop_function_context_from): Restore current_function.
5067 Don't free the restored struct function.
5068 (prepare_function_start): New function.
5069 (init_dummy_function_start): New function.
5070 (init_function_start): Break out some code into prepare_function_start
5073 * stmt.c (save_stmt_status): Don't call save_eh_status.
5074 (restore_stmt_status): Don't call restore_eh_status.
5076 * Makefile.in: Update dependencies.
5078 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
5080 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
5081 of depending on a magic constant value. Update comments.
5082 (hppa_expand_prologue): Similarly.
5084 * pa.md (reload_indi, reload_outdi): Allow any register for the
5085 original reload register.
5087 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
5089 * cccp.c (print_help): Change marcos to macros.
5091 1999-07-30 Richard Henderson <rth@cygnus.com>
5093 * c-typeck.c (initializer_constant_valid_p): Move ...
5094 * c-common.c (initializer_constant_valid_p): ... here. Use
5095 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
5097 * c-common.h (initializer_constant_valid_p): Declare.
5098 * c-tree.h (initializer_constant_valid_p): Remove.
5100 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
5102 * config/i386/sol2-c1.asm: Align the stack.
5103 * config/i386/sol2-gc1.asm: Likewise.
5105 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
5107 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
5108 -Asparclite for sparc86x.
5109 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
5111 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
5113 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
5115 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
5116 the user if using the non-default arch size in BI_ARCH configuration.
5117 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
5119 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
5120 Fix patterns so that they actually match.
5121 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
5122 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
5123 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
5125 (mulsidi3): Reflect this in the expand.
5126 (smulsi3_highpart): Only on TARGET_ARCH32.
5127 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
5128 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
5129 (umulsidi3): Reflect this in the expand.
5130 (umulsi3_highpart): Only on TARGET_ARCH32.
5131 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
5132 don't require g0 to be zero.
5133 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
5134 ({,u}divsi3): New expands.
5135 ({,u}divsi3_sp64): New patterns.
5136 (after lshrdi3_v8plus): Four new patterns to help combiner
5137 optimizing nested mixed mode shifts.
5139 * config/sparc/sparc.c (sparc_override_options): Use deprecated
5140 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
5141 speed things up. Don't use them by default on plain v9 in 64bit
5142 mode, according to what SPAMv9 sais.
5144 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
5145 top 32 bits of %[og][0-7] in signal handlers.
5146 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
5148 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
5150 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
5151 (ashlsi3): Corresponding changes.
5153 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
5155 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
5157 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
5159 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5161 * arm.h (Hint): Delete macro.
5162 Substitute HOST_WIDE_INT for Hint in some prototypes.
5163 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
5165 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
5167 * builtins.c (expand_builtin_setjmp): Use force_operand to
5168 make sure that the buffer address is in a suitable form to be
5169 passed to force_reg.
5171 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
5173 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
5176 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
5178 * pa.md (indirect_jump): Remove mode from match_operand. Verify
5179 proper mode in the condition string.
5180 (icacheflush, dcacheflush): Remove modes from match_operands.
5182 * pa.c (emit_move_sequence): Always convert scratch_reg to the
5183 proper mode before using it.
5185 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
5188 * pa.c (store_reg): Do not call add_high_const generator directly.
5189 (load_reg, set_reg_plus_d): Likewise.
5190 * pa.md (add_high_const): No longer a named pattern.
5192 * pa.c (legitimize_address): Consistently use Pmode rather than
5193 SImode. Do not call gen_pic2_highpart directly anymore.
5194 * pa.md (pic2_highpart): No longer a named pattern.
5195 (pic2_lo_sum): Similarly. Reformat to make more readable.
5197 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
5202 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5204 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
5206 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
5208 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
5209 and tag the spill mems.
5210 (hppa_va_start): New.
5212 * pa.h (EXPAND_BUILTIN_VA_START): New.
5213 (EXPAND_BUILTIN_VA_ARG): New.
5215 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
5217 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
5218 and tag the spill mems.
5219 (mn10300_va_start): New.
5220 (mn10300_va_arg): New.
5221 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
5222 (EXPAND_BUILTIN_VA_ARG): New.
5224 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
5226 * mn10200.c (mn10200_va_arg): New.
5227 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
5229 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
5231 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
5232 rather than play with TREE_INT_CST_LOW.
5234 1999-07-27 Philip Blundell <pb@nexus.co.uk>
5236 * config/arm/telf.h: Include dbxelf.h.
5237 (CPP_PREDEFINES): Only define if not already defined.
5238 (ASM_IDENTIFY_GCC): Likewise.
5239 (SUBTARGET_EXTRA_SECTIONS): Likewise.
5240 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
5241 * config/arm/thumb.h (LINK_SPEC): Only define if not already
5243 (DBX_DEBUGGING_INFO): Don't define.
5244 * config/arm/linux-telf.h: New file.
5245 * config/arm/linux-tgas.h: New file.
5246 * config/arm/t-thumb-linux: New file.
5247 * config/arm/uclinux-elf.h: New file.
5248 * config/arm/uclinux-telf.h: New file.
5249 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
5250 thumb-*-uclinux): New targets.
5251 * configure: Regenerate.
5253 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
5255 * pa.md (post_store, pre_load): New expanders.
5256 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
5257 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
5258 need to directly generate RTL for them.
5259 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
5262 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
5264 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
5265 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
5266 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
5267 (secndary_reload_class): Make TARGET_ELF conditional compile.
5268 (print_operand_address): Similar.
5269 (output_toc): Print all values as hex.
5270 (get_issue_rate): Rearrange and add RS64A and PPC630.
5271 * rs6000.h (processor_type): Add RS64A and PPC630.
5272 (PROCESSOR_POWERPC64): New.
5273 (PROMOTE_MODE): Use word_mode.
5274 (RTX_COSTS): Add RS64A and PPC630.
5275 * rs6000.md (scheduling information): Add lmul and ldiv
5276 representing 64-bit integer multiply and divide. Add rs64a and
5278 (ashldi3): Add support for "rldic" instruction.
5279 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
5281 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
5283 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
5284 instead of V8 for sparclite86x in cpu_table.
5286 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5288 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
5289 output_file_directive.
5291 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
5293 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
5294 tree for op1, not the rtl.
5296 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
5298 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
5299 to m88k_va_start, leaving only the register spill.
5300 (m88k_build_va_list): New.
5301 (m88k_va_start): New.
5303 * m88k.h (BUILD_VA_LIST_TYPE): New.
5304 (EXPAND_BUILTIN_VA_START): New.
5305 (EXPAND_BUILTIN_VA_ARG): New.
5307 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
5309 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
5310 Rename from expand_builtin_saveregs.
5311 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
5313 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
5315 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
5316 for the register spill block.
5317 (i960_build_va_list): New.
5318 (i960_va_start): New.
5320 * i960.h (BUILD_VA_LIST_TYPE): New.
5321 (EXPAND_BUILTIN_VA_START): New.
5322 (EXPAND_BUILTIN_VA_ARG): New.
5323 * i960.md (store_multiple): Use change_address on individul mems.
5325 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
5327 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
5329 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
5330 (expand_builtin_va_end): Evaluate arg for side effects.
5331 * c-common.c (c_common_nodes_and_builtins): Construct a
5332 va_list_arg_type_node to handle array decomposition to pointer.
5334 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
5336 * except.c (start_dynamic_cleanup): Use force_operand on the
5339 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
5341 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
5342 * c4x.c (c4x_va_arg): New.
5344 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
5346 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
5349 1999-07-26 Nathan Sidwell <nathan@acm.org>
5351 * eh-common.h (__eh_matcher): Prototype correctly.
5353 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
5355 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
5356 (TARGET_SINGLE_PIC_BASE): Likewise.
5357 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
5359 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
5360 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
5361 (TARGET_OPTIONS): Add -mpic-register=N.
5362 (OUTPUT_INT_ADDR_CONST): New macro.
5363 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
5364 LEGITIMATE_PIC_OPERAND_P): Likewise.
5365 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
5366 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
5367 output_addr_const directly.
5368 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
5370 (thumb_pic_register, thumb_pic_register_string): Declare.
5372 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
5374 (label_mentioned_p): New function: Imported from arm.c.
5375 (legitimize_pic_address): New function: Imported from arm.c.
5376 (is_pic):New function: Imported from arm.c.
5377 (thumb_finalize_pic):New function: Imported from arm.c.
5378 (add_constant): Cope with PIC constants.
5379 (fixit): Cope with PIC constants.
5380 (output_return): Do not treat the PIC register as live if
5381 TARGET_SINGLE_PIC_BASE is true.
5382 (thumb_function_prologue): Do not treat the PIC register as live if
5383 TARGET_SINGLE_PIC_BASE is true.
5384 (thumb_expand_prologue): Do not treat the PIC register as live if
5385 TARGET_SINGLE_PIC_BASE is true.
5386 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
5387 TARGET_SINGLE_PIC_BASE is true.
5388 (thumb_print_operand): Accept '|'.
5389 (thumb_override_options): Process PIC options.
5391 * config/arm/thumb.md (movsi): Support PIC.
5392 (call_insn): Change "i" constraint to "X".
5393 (call_value_insn): Likewise.
5394 (consttable_4, consttable_8, consttable_end): Set and clear
5395 "making_const_table" as appropriate.
5396 (pic_load_addr, pic_add_dot_plus_four): New insns.
5398 * invoke.texi (Thumb Options): Fix spelling. Document new
5399 options -msingle-pic-base and -mpic-register=.
5401 1999-07-26 Andrew Haley <aph@cygnus.com>
5403 * config/m32r/initfini.c (__init): Use a full word immediate for
5404 __fini: this allows it to be placed in any memory region.
5406 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
5407 -mmodel=medium. This is OK for all memory models.
5409 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
5411 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
5412 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
5414 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
5416 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
5419 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
5421 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
5423 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
5424 (BUILD_VA_LIST_TYPE): New.
5425 (EXPAND_BUILTIN_VA_START): New.
5426 (EXPAND_BUILTIN_VA_ARG): New.
5427 * i860.c (output_delayed_branch): Disable.
5428 (output_delay_insn): Likewise.
5429 (i860_saveregs): New.
5430 (i860_build_va_list): New.
5431 (i860_va_start): New.
5433 * i860.md: Disable all peepholes using output_delayed_branch.
5434 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
5436 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
5438 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
5439 (BUILD_VA_LIST_TYPE): New.
5440 (EXPAND_BUILTIN_VA_START): New.
5441 (EXPAND_BUILTIN_VA_ARG): New.
5442 * clipper.c (clipper_builtin_saveregs): Only dump registers.
5443 Return the address of the save area.
5444 (clipper_build_va_list): New.
5445 (clipper_va_start): New.
5446 (clipper_va_arg): New.
5448 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
5450 * arc.h (EXPAND_BUILTIN_VA_START): New.
5451 (EXPAND_BUILTIN_VA_ARG): New.
5452 * arc.c (arc_setup_incoming_varargs): Set alias set of
5454 (arc_va_start): New.
5457 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
5459 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
5460 (BUILD_VA_LIST_TYPE): New.
5461 (EXPAND_BUILTIN_VA_START): New.
5462 (EXPAND_BUILTIN_VA_ARG): New.
5463 * alpha.c (alpha_builtin_saveregs): Delete.
5464 (alpha_build_va_list): New.
5465 (alpha_va_start): New.
5466 (alpha_va_arg): New.
5468 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
5470 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
5472 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
5473 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
5475 * gcc.texi: More changes related to list conversion.
5476 * invoke.texi: Likewise.
5478 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
5480 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
5481 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
5482 (expand_builtin_next_arg): Accept ARGLIST not EXP.
5483 (stabilize_va_list): New function.
5484 (std_expand_builtin_va_start): New function.
5485 (expand_builtin_va_start): New function.
5486 (get_varargs_alias_set): New function.
5487 (std_expand_builtin_va_arg): New function.
5488 (expand_builtin_va_arg): New function.
5489 (expand_builtin_va_end): New function.
5490 (expand_builtin_va_copy): New function.
5491 (expand_builtin): Call them.
5492 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
5493 __builtin_{varargs_start,stdarg_start,end,copy}.
5494 (build_va_arg): New function.
5495 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
5496 (build_va_arg): Declare.
5497 * c-decl.c (ptr_type_node, va_list_type_node): New.
5498 * c-parse.gperf (__builtin_va_arg): New.
5499 * c-parse.in (VA_ARG): New token.
5500 (unary_expr): Recognize it.
5501 * expr.c (expand_expr): Expand VA_ARG_EXPR.
5502 * expr.h (std_expand_builtin_va_start): Declare.
5503 (std_expand_builtin_va_arg): Declare.
5504 (expand_builtin_va_arg): Declare.
5505 (get_varargs_alias_set): Declare.
5506 * tree.def (VA_ARG_EXPR): New.
5507 * tree.h (BUILT_IN_VARARGS_START): New.
5508 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
5509 (ptr_type_node, va_list_type_node): Declare.
5510 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
5511 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
5512 * m88k.h, m88k.c: Likewise.
5513 * mn10300.h, mn10300.c: Likewise.
5514 * pa.h, pa.c: Likewise.
5515 * rs6000.h, rs6000.c: Likewise.
5516 * sh.h, sh.c: Likewise.
5517 * sparc.h, sparc.c: Likewise.
5519 * emit-rtl.c (operand_subword): Copy alias set.
5520 (change_address): Likewise.
5522 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
5524 * pa.c (compute_frame_size): Scan all the used callee saved registers,
5525 not just the first one.
5527 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
5529 * config/arm/arm.h (TARGET_SWITCHES): Add
5530 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
5531 (TARGET_OPTIONS): Add -mpic-register=.
5532 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
5533 (arm_pic_register_string): Declare.
5534 (NEED_PLT_GOT): Delete, replace with ...
5535 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
5536 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
5537 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
5538 * config/arm/arm.c (arm_override_options): Add new option
5540 (arm_pic_register_string): New variable.
5541 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
5542 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
5543 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
5544 (output_return_instruction): Likewise.
5545 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
5546 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
5547 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
5549 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
5550 mention of -msched-prolog. Document new options -msingle-pic-base
5551 and -mpic-register=.
5553 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
5555 * haifa-sched.c (reemit_notes): Tidy.
5556 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
5559 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
5561 * explow.c (trunc_int_for_mode): New function.
5562 (plus_constant_wide): Use it.
5563 * combine.c (simplify_and_const_int): Likewise.
5564 (merge_outer_ops): Likewise.
5565 (simplify_shift_const): Likewise.
5566 * cse.c (simplify_unary_operation): Likewise.
5567 (simplify_binary_operation): Likewise.
5568 * emit-rtl.c (operand_subword): Likewise.
5569 * rtl.h: Declare it.
5571 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5573 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
5574 (use NUM_REGS instead of NUM_INTS).
5576 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5578 * builtins.c: New file.
5579 * expr.c (saveregs_value, apply_args_value): Delete definition,
5580 moved into builtins.c.
5581 (string_constant): No longer static.
5582 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
5583 apply_args_size, apply_result_size, result_vector,
5584 expand_builtin_apply_args, expand_builtin_apply,
5585 expand_builtin_return): Delete functions, moved into builtins.c.
5586 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
5587 * expr.h (saveregs_value, apply_args_value): Declare variables.
5588 (expand_builtin, string_constant): Declare functions.
5589 * Makefile.in: Update to build builtin.o.
5591 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
5593 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
5594 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
5595 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
5596 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
5598 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
5601 1999-07-21 Michael Meissner <meissner@cygnus.com>
5603 * print-rtl.c (print_rtx): Print the names of the virtual
5606 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
5608 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
5609 introduced in previous delta.
5611 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5613 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
5614 to avoid name clash.
5616 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5618 * c-lex.c (yylex) : Correct the test for overflow when lexing
5621 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
5623 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
5624 (adjust_priority): Always call ADJUST_PRIORITY.
5625 (schedule_insn): Only put insns into the ready at cost 0.
5626 (schedule_block): Remove redundant initial sort. Give clock_var
5627 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
5629 * tm.texi (MD_SCHED_REORDER): Update docs.
5631 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
5632 * sparc.c (ultra_reorder_called_this_block): Delete.
5633 (ultrasparc_sched_init): Don't set it.
5634 (ultrasparc_sched_reorder): Don't check it.
5636 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
5638 * rs6000.h (struct rs6000_args): Add sysv_gregno.
5639 * rs6000.c (init_cumulative_args): Init sysv_gregno.
5640 (function_arg_boundary): Align DFmode.
5641 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
5642 to get fp reg and stack overflow correct.
5643 (function_arg): Likewise.
5644 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
5645 (setup_incoming_varargs): Restructure for ABI_V4; use
5646 function_arg_advance to skip final named argument.
5647 (expand_builtin_saveregs): Properly unskip the last integer arg
5648 when doing varargs. Adjust overflow location calculation.
5650 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
5651 explicitly unsigned.
5652 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
5653 (__VA_GP_REGSAVE): Similarly.
5654 (__va_longlong_p): Delete.
5655 (__va_arg_type_violation): New declaration.
5656 (va_arg): Restructure. Flag promotion errors. Align double.
5657 TFmode passed by reference.
5659 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
5660 in the HOST_BITS_PER_WIDE_INT > 32 case.
5662 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
5664 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
5666 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
5668 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
5669 * toplev.c (documented_lang_options): Add -fpreprocessed.
5670 * cpplib.h (struct cpp_buffer): Add preprocessed.
5671 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
5672 (cpp_start_read): Don't expand macros or emit an initial #line
5673 directive if -fpreprocessed.
5675 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5677 * cpplib.h (struct cpp_buffer): Added manual_pop for
5678 better C++ tokenization.
5679 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
5680 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
5681 * c-common.c (cpp_token): Make non-static.
5683 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5685 * c-common.h: New file.
5686 * c-common.c (permanent_obstack): Delete unused declaration.
5687 (c_global_trees): New array.
5688 (c_common_nodes_and_builtins): New function; split off common code
5689 from init_decl_processing in both c-decl.c and cp/decl.c.
5690 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
5691 c_global_trees and accessor macros defined in c-common.h.
5693 * c-decl.c: Delete definitions for tree nodes that were replaced by
5695 (init_decl_processing): Build void_list_node.
5696 Call c_common_nodes_and_builtins; delete code to generate the common
5698 * objc/objc-act.c (build_module_descriptor): Rename variable
5699 void_list_node to avoid clash with c-common.h.
5701 * Makefile.in: Update dependencies.
5702 * objc/Make-lang.in: Likewise.
5704 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
5706 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
5707 (UNIQUE_SECTION_P): Likewise.
5708 (UNIQUE_SECTION): Likewise.
5710 1999-07-19 Linas Vepstas <linas@linas.org>
5712 * config/i370/README: New file.
5713 * config/i370/linux.h: New file.
5714 * config/i370/mvs.h: New file.
5715 * config/i370/oe.h: New file.
5716 * config/i370/t-linux: New file.
5717 * config/i370/t-mvs: New file.
5718 * config/i370/t-oe: New file.
5719 * config/i370/x-oe: New file.
5720 * config/i370/xm-linux.h: New file.
5721 * config/i370/xm-mvs.h: New file.
5722 * config/i370/xm-oe.h: New file.
5724 * i370.c (label_node_t): Add first_ref_page, label_addr,
5725 label_first_ref, label_last_ref members.
5726 (mvs_need_base_reload): Renamed from mvs_label_emitted.
5727 (MAX_MVS_LABEL_SIZE): Define.
5728 (MAX_LONG_LABEL_SIZE): Define.
5729 (alias_node_t, alias_anchor, alias_number): New.
5730 (mvs_function_table): Reorder for EBCDIC.
5731 (ascebc, ebcasc): Unconditionally define.
5732 (i370_branch_dest, i370_branch_length): New functions.
5733 (i370_short_branch, i370_label_scan): New functions.
5734 (mvs_get_label): Renamed from mvs_add_label. Search for
5735 an existing label before creating a new one.
5736 (mvs_add_label): New function.
5737 (mvs_get_label_page): New function.
5738 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
5739 over the entire list.
5740 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
5741 (mvs_check_page) [TARGET_ELF_ABI]: New function.
5742 (mvs_add_alias, mvs_need_alias): New functions.
5743 (mvs_get_alias, mvs_check_alias): New functions.
5744 (handle_pragma): New function.
5745 (mvs_function_check): New function.
5746 (unsigned_jump_follows_p): Search harder.
5747 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
5748 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
5749 * i370.h (TARGET_VERSION): Delete.
5750 (CPP_SPEC, CPP_PREDEFINES): Delete.
5751 (mvs_label_emitted): Delete.
5752 (TARGET_EBCDIC): Delete.
5753 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
5754 (HANDLE_PRAGMA): Define.
5755 (HARD_REGNO_NREGS): Handle complex modes.
5756 (HARD_REGNO_MODE_OK): Likewise.
5757 (CLASS_MAX_NREGS): Likewise.
5758 (RET_REG): Likewise.
5759 (EXTRA_CONSTRAINT): Define.
5760 (RETURN_IN_MEMORY): True for DImode.
5761 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
5762 (FUNCTION_PROFILER): Delete.
5763 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
5764 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
5765 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
5766 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
5767 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
5768 (ASM_FILE_START): Add "RMODE ANY".
5769 (ASM_OUTPUT_EXTERNAL): Check for aliases.
5770 (ASM_GLOBALIZE_LABEL): Likewise.
5771 (ASM_OUTPUT_LABELREF): Likewise.
5772 (ASM_OUTPUT_COMMON): Likewise.
5773 (PRINT_OPERAND): Handle 'K', 'W', default.
5774 (PRINT_OPERAND_ADDRESS): New.
5775 (Lots of defines): Add support for TARGET_ELF_ABI.
5776 * i370.md (attr length): New. Define for all patterns.
5777 (*): Lots of tweeks to assembly output and constraints.
5779 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
5781 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
5782 Disable patterns performing SImode comparisons with SImode values
5783 if TARGET_POWERPC64 and instruction does not sign-extend or does
5784 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
5785 differ for signed quantities.
5786 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
5787 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
5788 (decrement_and_branch_on_count): Add 64-bit variant.
5790 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5792 * final.c (output_asm_insn): When searching for the matching string
5793 for a given dialect, don't run past the end of the list of
5794 alternatives if there are fewer alternatives in the template than
5797 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
5799 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
5800 Removed paragraph about compression of files and size limitation,
5801 duplicated in the FAQ. Use gcc-patches for posting patches.
5802 * gcc.c (main): Updated URL with bug reporting instructions to
5803 gcc.gnu.org. Removed e-mail address.
5804 * system.h (abort): Likewise.
5806 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5808 * Makefile.in (stmp-multilib-sub): Make the files extracted
5809 from $(LIBGCC1) writable.
5811 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
5813 * config/arm/aout.h: Reformat for improved readability.
5815 * config/arm/arm.h: Reformat for improved readability.
5816 Replace uses of fprintf with asm_fprintf where appropriate.
5817 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
5818 function declaration assembler actions.
5819 (NUM_INTS): New macro: Convert from bytes to words.
5820 (NUM_REGS): New macro: Compute number of registers required to
5821 hold a quanitity of tyep MODE.
5822 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
5824 (NUM_ARG_REGS): New macro: The number of argument registers
5826 (ARG_REGISTER): New macro: Compute the register number of the Nth
5828 (LAST_ARG_REGNUM): New macro: The number of the last argument
5830 (SP_REGNUM): New macro: Register number of the stack pointer.
5831 (FP_REGNUM): New macro: Register number of the frame pointer.
5832 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
5833 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
5834 CUMULATIVE_ARGS so that it counts registers not bytes.
5836 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
5838 Replace uses of fprintf with asm_fprintf where appropriate.
5839 (output_ascii_pseudo_op): Replace with version from thumb.c
5841 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
5843 * config/arm/elf.h (CPP_PREDEFINES): Replace with
5845 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
5846 (ASM_FILE_START): Emit ASM_APP_OFF.
5848 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
5850 * pa.c (compute_frame_size): Round frame according to
5851 STACK_BOUNDARY rather than a hardwired value.
5853 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
5855 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
5857 * configure: Rebuilt.
5859 * configure.in (hppa*-*-linux*): New configuration.
5860 * configure: Rebuilt.
5861 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
5862 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
5863 * pa/pa-linux.h: New file.
5864 * pa/t-linux: New file.
5865 * pa/xm-linux.h: New file.
5867 * pa.c (hppa_legitimize_address): Change references from SImode to
5868 either Pmode or word_mode as appropriate.
5869 (emit_move_sequence, store_reg, load_reg): Likewise.
5870 (set_reg_plus_d, hppa_expand_prologue): Likewise.
5871 (output_mul_insn): Likewise.
5872 * pa.h (PROMOTE_MODE): Likewise.
5873 (INITIALZE_TRAMPOLINE): Likewise.
5874 (Pmode): Define to word_mode.
5876 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
5877 value of 4. Allocate 8 bytes for each FP register save.
5878 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
5880 (hppa_expand_prologue): Likewise.
5881 * pa.h (PROMOTE_MODE): Likewise.
5882 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
5883 (FUNCTION_ARG_BOUNDARY): Likewise.
5885 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
5887 * pa.c (out_of_line_prologue_epilogue): Delete.
5888 (override_options): Remove -mspace related code.
5889 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
5890 (compute_frame_size): Only allocate space for register that
5891 actually need to be saved.
5892 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
5893 (TARGET_SWITCHES): Remove -mspace, -mno-space
5894 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
5895 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
5896 * pa/ee.asm, pa/ee_fp.asm: Delete.
5898 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
5900 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
5901 directive in column zero.
5903 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
5905 * m68k.c (output_function_prologue): Fix computation of save mask
5906 when generating PIC code.
5908 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
5910 * tree.c (build_type_attribute_variant): Move current_obstack restore
5911 after build_qualified_type call.
5913 1999-07-15 Mark Mitchell <mark@codesourcery.com>
5915 * configure.in: Use t-iris6, even with GNU LD.
5916 * config/mips/iris6gld.h: Fix typo in linker spec.
5917 * config/mips/t-iris6gld: Remove.
5919 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
5921 * rs6000.md (insv, extzv): Remove SImode dependence in named
5922 patterns. Explicitly generate DImode RTL if PowerPC64 and
5924 (insvdi): Reverse start and size in instruction template.
5926 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
5928 * invoke.texi: Typo fixes.
5930 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
5932 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
5933 handle at this time instead of silently generating incorrect code.
5934 (gen_imagpart): Likewise.
5936 * reload.c (find_reloads): Emit a USE for a pseudo register without
5937 a hard register if we could not create an optional reload for the
5940 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5942 * c-typeck.c (output_init_element, process_init_element):
5943 When advancing constructor_unfilled_fields for a RECORD_TYPE,
5944 check for nameless bit fields.
5946 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
5948 * regclass.c (scan_one_insn): Notice subregs that change the
5949 size of their operand.
5950 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
5952 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
5954 * configure.in (alpha*-*-*): Include alpha/t-ieee.
5955 * configure: Rebuilt.
5956 * alpha/t-ieee: New file.
5958 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
5960 * rs6000.c (find_addr_reg): Do not select r0 as an address
5963 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
5965 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
5967 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
5969 * rs6000.md (movsf): Do not force easy FP constants into memory.
5971 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
5972 immed_double_const to ensure they are properly truncated then
5975 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5977 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
5978 always unless NO_DEBUG is used. Compile this code
5980 (replace_symbols_in_block): Compile it unconditionally.
5982 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
5984 * configure.in (i?86-*-elf*): New target.
5985 * configure: Rebuilt.
5986 * i386/i386elf.h, i386/t-i386elf: New files.
5988 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5990 * toplev.c (main): Don't complain about saying -gdwarf.
5991 (rest_of_compilation): Remove redundant code.
5993 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
5995 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
5997 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
5999 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
6000 "Li960R:", to avoid name clash.
6002 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6004 * loop.c (check_dbra_loop): When reversing a loop, delete all
6005 REG_EQUAL notes referencing the reversed biv except those which are
6006 for a giv based on it.
6008 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
6010 * version.c: Drop "gcc-" prefix from version #.
6012 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
6014 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
6015 the label if we're being verbose.
6017 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
6019 * m68k.c (output_function_prologue): Add pic register to mask
6020 if live and flag_pic.
6021 (output_function_epilogue): Likewise.
6023 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
6025 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
6026 directives in column zero.
6028 * pa/elf.h (ASM_FILE_START): Define.
6029 * pa/som.h (ASM_FILE_START): Include .level directives.
6030 * pa/hpux10.h (ASM_FILE_START): Delete.
6031 * pa/hpux11.h (ASM_FILE_START): Delete.
6033 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
6035 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6037 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
6038 when reload_out equals reload_in.
6040 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
6042 * invoke.texi (Spec Files): New node: Describe the contents of
6045 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
6047 * invoke.texi (DEC Alpha Options): Put @end table at
6048 beginning of line, to avoid confusing texi2html.
6050 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
6052 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
6053 introduced in previous delta.
6055 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6057 * reload1.c (gen_reload): When synthesizing a 3 operand add
6058 sequence, improve test for when to reload OP1 into the reload
6059 register instead of OP0.
6061 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
6063 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
6065 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
6067 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
6070 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
6072 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
6073 (va_dcl): Use __builtin_va_alist_t.
6075 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
6077 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
6078 on the permanent_obstack.
6079 * dwarfout.c (output_type): Likewise.
6081 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
6083 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6084 Merged from c-typeck.c and cp/typeck.c.
6085 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6086 Merged into c-common.
6088 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
6090 * c-lex.c (errorcount): Declare it.
6091 (finish_parse): Update errorcount when using CPPLIB.
6093 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
6095 * fixinc/inclhack.def(end_else_label): Double the backslash so
6096 sed gets a chance to see it.
6097 * fixinc/inclhack.sh: regen
6098 * fixinc/fixincl.x: regen
6100 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
6102 Add framework to support armv5 architecture when it becomes
6105 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
6106 (arm_arch5): New variable.
6107 (all_architectures): Add armv5 line.
6108 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
6109 -march=armv5 is specified on the command line.
6110 (arm_arch5): Export this variable.
6111 * invoke.texi: Document new string accepted by -march= switch for
6114 * config/arm/arm.h: Replace use of constant 12 as a register
6115 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6116 * config/arm/arm.c: Replace use of constant 12 as a register
6117 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6119 * config/arm/elf.h: Tidy up.
6120 * config/arm/coff.h: Tidy up.
6122 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
6124 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
6125 * gcc/config/mips/t-iris6gld: New file.
6126 * gcc/config/mips/iris6gld.h: Likewise.
6128 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
6130 * c-decl.c (widest_integer_literal_type_node,
6131 widest_unsigned_literal_type) : New.
6132 (init_decl_processing): Handle/use the two new types.
6133 * c-common.c (type_for_size,type_for_mode) : Same.
6134 * c-lex.c (yylex) : Same.
6135 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6137 * c-tree.h (widest_integer_literal_type_node,
6138 widest_unsigned_literal_type) : New.
6140 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
6142 * dwarfout.c (field_byte_offset): Correctly compute the object's
6143 byte offset for the first bit of a field which crosses an alignment
6144 boundary on a !BYTES_BIG_ENDIAN target.
6146 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
6148 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
6151 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
6152 Jeff Law <law@cygnus.com>
6154 * ginclude/varargs.h (va_dcl): Use word_mode for type of
6157 * except.c: Include intl.h.
6158 (expand_eh_return): Set current_function_cannot_inline.
6159 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
6160 * function.h (struct function): Add eh_return_stub_label.
6161 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
6162 * Makefile.in (except.o): Depend on intl.h.
6164 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
6166 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
6167 same as offsettable in cases 1 and 2.
6169 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
6171 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
6172 (extlh, extwh): Likewise.
6174 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
6176 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
6178 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
6180 * configure.in: Add arm-pe and thumb-pe targets.
6181 * configure: Regenerate.
6183 * thumb.c (arm_naked_function_p): New function: Determines if
6184 a function is naked (has no gcc generated prologue/epilogue).
6185 (is_called_in_ARM_mode): Return true if the func has the
6186 interfacearm attribute.
6187 (output_return): Do not generate a return for naked functions.
6188 (thumb_function_prologue): Do not generate a prologue for
6190 (thumb_expand_prologue): Do not generate a prologue for naked
6192 (thumb_expand_epilogue): Do not generate an epilogue for naked
6194 (arm_valid_machine_decl_attribute): New function, copied from
6195 arm.c: Permit naked and interfacearm attributes.
6197 * config/arm/pe.c: New file: Support code for arm-pe target.
6198 * config/arm/pe.h: New file: Header file for arm-pe target.
6199 * config/arm/tpe.h: New file: Header file for thumb-pe target.
6200 * config/arm/t-thumb-pe: New file: Makefile fragment for
6203 1999-07-01 Mark Kettenis <kettenis@gnu.org>
6205 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
6206 -fPIC or -fpic is specified.
6208 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
6210 * expr.c (emit_block_move): Use copy_to_mode_reg for
6211 !TARGET_MEM_FUNCTIONS case too.
6213 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
6215 * configure: Rebuilt.
6216 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
6217 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
6218 definitions made redundant by dbxelf.h inclusion. Delete
6219 lots of definitions related to assembly output that are
6220 specific to the SOM object format.
6221 * pa.c (output_function_prologue): Do not emit the function's
6223 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
6224 * pa-pro.h: Deleted.
6225 * som.h: New file with SOM specific definitions.
6226 * elf.h: New file with ELF specific definitions.
6228 * elfos.h (const_section): Output a tab before assembler directives.
6229 (ctors_section, dtors_section): Likewise.
6230 (ASM_OUTPUT_SECTION_NAME): Likewise.
6232 * pa/pa1.h: Delete unused file.
6234 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
6236 * configure.in (hppa*-hp-hpux11*): New configuration.
6237 * configure: Rebuilt.
6238 * pa/pa-hpux11.h: New file.
6239 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
6242 * mips.md (leasi, leadi): New patterns.
6244 * expr.c (emit_block_move): Properly handle case where one of the
6245 block move arguments has a queued increment or decrement.
6246 (clear_storage): Similarly. Fix formatting goof.
6248 1999-06-28 "David O'Brien" <obrien@NUXI.com>
6250 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
6251 semicolon from the BSD VA_LIST replacement expression.
6253 * fixinc/inclhack.sh: regen
6254 * fixinc/fixincl.x: regen
6256 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
6257 now use the fixincl program.
6259 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
6261 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
6262 case. Also make the PIC register call_used.
6264 * m68k.h (FINALIZE_PIC): Delete.
6265 * m68k.c (finalize_pic): Delete.
6267 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
6269 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
6272 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
6274 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
6276 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
6278 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
6280 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
6282 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
6284 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
6286 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
6288 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
6290 * rs6000.c (output_toc): Always use hex values for floating-point
6291 constants. Store single-precision values in upper-half of TOC
6292 entry in 64-bit mode.
6293 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
6294 to final constraints.
6295 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
6296 (fctiwz): Improve accuracy of RTL for pattern.
6298 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
6300 * expr.c (expand_expr): Allow RTL_EXPR's through the
6301 MAX_INTEGER_COMPUTATION_MODE checks.
6303 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
6305 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
6306 such that MASK_SUPPORT_ARCH is not negative.
6308 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
6310 * loop.c (verify_dominator): Properly handle ADDR_VEC and
6311 ADDR_DIFF_VEC insns that appear inside loops.
6313 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
6314 Jeff Law <law@cygnus.com>
6316 * rs6000.md (movdf_hardfloat32): Revert previous patch.
6317 Handle LO_SUM the same as offsettable in cases 1 and 2.
6318 * rs6000.c (find_addr_reg): Revert previous patch.
6320 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
6322 * system.h (strstr): New external function declaration.
6323 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
6324 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
6325 * config.in, configure: Rebuilt.
6327 1999-06-24 Tom Tromey <tromey@cygnus.com>
6329 * gcc.c (main): Read user-specified specs files after computing
6330 additional startfile_prefixes.
6332 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
6334 Revert these two patches:
6336 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6337 * loop.c (strength_reduce): When doing biv->giv conversion, update
6338 reg note of NEXT->insn.
6340 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6341 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6343 (recombine_givs): Set ix field after sorting.
6345 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6347 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
6348 for the parts of an UNSPEC / UNSPEC_VOLATILE.
6350 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
6352 *fixinc/inclhack.def: Add fix development commentary
6353 (read_ret_type): reactivate and add selection clause
6354 (zzz_*): tweak output file name to match what is used in hackshell.tpl
6355 *fixinc/{fixincl.x|inclhack.sh}: regen
6357 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
6359 * expr.c (expand_expr): STRIP_NOPS before checking against
6360 MAX_INTEGER_COMPUTATION_MODE
6361 (check_max_integer_computation_mode): Likewise.
6363 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
6365 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
6367 1999-06-22 Jim Wilson <wilson@cygnus.com>
6369 * expr.c (store_expr): When target is a promoted subreg, return a
6370 promoted subreg as a result.
6372 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
6374 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
6376 (dwarf2out_define): Mark unused parameters appropriately.
6377 (gen_unspecified_parameters_die): Ditto.
6378 (gen_subprogram_die): Fix signed/unsigned warnings.
6379 (gen_variable_die): Ditto.
6381 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
6383 * fixinc/inclhack.def(end_else_label): combined else_label
6384 and endif_label and fixed the sed expression.
6385 *fixinc/{fixincl.x|inclhack.sh}: regen
6387 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
6389 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
6390 'x' when handling non-offsettable addresses
6392 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
6394 * final.c (shorten_branches): Don't try to split an insn that has
6397 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
6399 * config/mips/mips.c (symbolic_expression_p): New function.
6400 (mips_select_rtx_section): Put symbolic expressions in the
6401 data section, not the read-only data section.
6403 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
6405 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
6407 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
6409 * collect2.c (main): Log frame table count.
6410 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
6411 (scan_prog_file) [COFF]: Handle frame tables.
6413 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
6414 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
6415 * alpha/elf.h: Undef them again.
6416 * alpha/vms.h: Remove their definitions.
6418 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6420 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
6421 remove the clobber of r0 and change the REG_UNUSED note to
6424 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
6426 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
6427 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
6428 fits in HOST_WIDE_INT and one uses union to access a long constant
6431 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
6433 * sparc.c (sparc_override_options): Don't allow profiling for
6434 code models other than medlow.
6435 (sparc_function_profiler): New function from old FUNCTION_PROFILER
6436 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
6437 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
6438 (sparc_block_profiler): Likewise.
6439 (sparc_function_block_profiler_exit): Likewise.
6440 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
6441 (FUNCTION_BLOCK_PROFILER): Likewise.
6442 (BLOCK_PROFILER): Likewise.
6443 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6444 (MCOUNT_FUNCTION): New.
6445 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
6446 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
6447 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
6448 (MCOUNT_FUNCTION): New.
6449 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
6450 (BLOCK_PROFILER): Delete.
6451 (MCOUNT_FUNCTION): New.
6453 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
6455 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
6457 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
6459 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6462 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6465 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6468 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6471 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
6473 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
6476 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
6478 * i386/djgpp.h (LIB_SPEC): New.
6479 (STARTFILE_SPEC): New.
6481 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
6483 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
6485 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
6488 * system.h (WSTOPSIG): New macro.
6490 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
6492 * c-pragma.c (push_alignment): Don't ignore alignments greater than
6494 (insert_pack_attributes): Take into account member natural
6497 * i386/winnt.c (exports_head): New static variable.
6498 (i386_pe_record_exported_symbol): New function.
6499 (i386_pe_asm_file_end): Use.
6500 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
6501 symbols to be emitted at end of assembly.
6502 (ASM_DECLARE_OBJECT_NAME): Likewise.
6503 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6505 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
6508 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
6510 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
6513 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
6515 * haifa-sched.c (sched_analyze_1): Use free_list instead of
6516 zapping reg_last_uses directly.
6517 (sched_analyze_2, sched_analyze_insn): Likewise.
6518 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
6520 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
6522 * rs6000.md (movdf_hardfloat32): Use worst case insn length
6523 attributes for cases 1 and 2.
6525 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
6527 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
6530 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
6532 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
6534 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
6536 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
6537 PIC_OFFSET_TABLE_REGNUM for general alloaction.
6538 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
6539 must be stacked if it is used for PIC accesses.
6540 * arm.c (use_return_insn): Handle PIC register specially.
6541 (output_return_instruction): Likewise.
6542 (output_func_{prologue,epilogue}): Likewise.
6543 (output_expand_prologue): Likewise.
6545 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
6546 (*strsi_predec): Renamed from *strqi_predec.
6547 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
6548 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
6550 * arm.c (arm_override_options): Remove warning about PIC code
6551 not being supported.
6553 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
6555 * rs6000.c (find_addr_reg): New function.
6556 * rs6000.h (find_addr_reg): Declare.
6557 (offsettable_addr_operand): Delete.
6558 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
6559 from and stores to GPRs.
6561 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
6563 * alpha.c (alpha_expand_block_move): Use get_insns rather than
6564 gen_sequence as argument to emit_no_conflict_block.
6566 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6568 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
6569 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
6570 *fixinc/fixincl.x: regen
6571 *fixinc/inclhack.sh: regen
6573 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
6575 * added support for -mpcrel (PC relative addressing for m68k)
6576 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
6577 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
6578 * m68k.c (print_operand_address): Handle 32-bit PIC case.
6579 (comments for general_src_operand): Add some explanation
6580 about EXTRA_CONSTRAINTS.
6581 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
6582 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
6583 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
6584 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
6585 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
6586 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
6587 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
6589 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
6590 * m68k.h (TARGET_PCREL): New target flag.
6591 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
6592 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
6593 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
6594 contains a SYMBOL_REF. Relax this constraint during reload, since
6595 we want to use the predicates, not reload's built-in concept of a
6596 valid memory address, to control what insns need reloading.
6597 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
6598 operands (essentially 'g', 'm', and 's' under normal circumstances).
6599 * m68k.c (print_operand): Cause printing of pc-relative addresses
6600 to include pc register.
6601 (print_operand_address): Ditto.
6602 (general_src_operand): Accept operands that are not only
6603 general_operands, but are also valid when used as a pc-relative
6605 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
6606 (memory_src_operand): Similar, for memory_operands.
6607 (pcrel_address): New predicate to accept the special case of a
6608 pc-relative address.
6609 * m68k.md (many patterns): Rewrite common SImode, HImode, and
6610 QImode insns to accept *_src_operand instead of *_operand where
6611 pc-relative operands can fit. For example, a pc-relative operand
6612 can be used as a memory source operand for addsi3, but not as a
6614 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
6616 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
6618 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
6619 .thumb_set pseudo op to mark aliases of thumb functions.
6621 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
6623 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
6624 preference to ASM_OUTPUT_DEF, if it is defined.
6626 * tm.texi: Document new, optional target macro
6627 ASM_OUTPUT_DEF_FROM_DECLS.
6629 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6631 * fixincludes: ISCNTL patch
6632 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
6633 (dgux_int_varargs): new for DG/UX
6634 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
6636 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
6638 * invoke.texi (ia32 options): Fix typo.
6640 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6642 * loop.c (strength_reduce): When doing biv->giv conversion, update
6643 reg note of NEXT->insn.
6645 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
6647 * loop.c (move_movables): Note issues with replacing REGs with
6649 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
6651 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
6653 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
6655 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
6656 the reference to `mcount' was not correct for the ELF on FreeBSD.
6658 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6660 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6663 (recombine_givs): Set ix field after sorting.
6665 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
6667 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
6668 to safe to extract a subword out of a REG.
6670 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6672 * sh.md (mulsi3): Don't add a no-op move at the end.
6674 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6676 * cse.c (cse_insn): Don't put hard register source into tables for
6677 the last insn of a libcall.
6679 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6681 * loop.c (strength_reduce): Insert sets of derived givs at every
6682 biv increment, even if it's the only one.
6684 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6686 * dwarfout.c (add_incomplete_type): New fn.
6687 (output_type): Call it.
6688 (retry_incomplete_types): New fn.
6689 (dwarfout_finish): Call it.
6691 From Eric Raskin <ehr@listworks.com>:
6692 (output_type): Output types for bases.
6694 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6696 * mips.c (mips_output_conditional_branch): Add `break'
6697 between `default' label and `close braces'.
6699 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
6701 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
6702 specifications and make it realistic.
6703 (LIB_SPEC): Likewise.
6705 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
6707 * config/mips/mips.c (mips_secondary_reload_class): Check for
6708 (PLUS (SP) (REG)) and return appropriate register class.
6709 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
6710 Handle (PLUS (SP) (REG)).
6711 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
6712 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
6713 of emit_insn for tablejump.
6715 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
6717 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
6718 asm_fprintf format string by itself.
6719 (output_function_profiler): Likewise.
6721 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
6723 * combine.c (simplify_logical, case AND): Only call
6724 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
6725 or the constant is positive.
6727 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
6729 * configure.in: Fix typo in rs6000-ibm-aix4 case.
6730 * configure: Regenerate.
6732 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
6734 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
6735 require a sub-version #.
6736 * configure: Rebuilt.
6738 1999-06-14 Robert Lipe (robertlipe@usa.net)
6740 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
6742 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
6744 * c-typeck.c (process_init_element): Detect excess elements in
6745 char array initializer.
6747 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6749 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
6751 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6753 * invoke.texi (Option Summary): Add -fpermissive flag.
6755 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
6757 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
6758 that require PIC code sequences.
6760 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
6762 * configure.in: Add new target: thumb-elf.
6763 * configure: Regenerate.
6764 * config/arm/t-thumb-elf: New file: Makefile fragment for
6766 * config/arm/telf.h: New file: Header file for thumb-elf
6769 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
6771 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
6772 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
6773 initializers is some circumstances.
6775 * fixinc/inclhack.def (endif_label): Add additional selector for
6776 more bogus stuff after #endif statements.
6777 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
6779 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
6781 * i386/cygwin.h (SET_ASM_OP): Define.
6783 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
6785 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
6787 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6789 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
6792 * sh.md (ic_invalidate_line_i): Remove second alternative.
6794 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6796 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
6797 test for the presence of valid prototypes. Delete bypass expr.
6798 (ioctl_fix_ctrl): Correct the selection expression.
6799 (no_double_slash): Correct quoting rules
6800 *fixinc/fixincl.x: regen
6801 *fixinc/inclhack.sh: regen
6803 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
6805 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
6807 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6809 * rs6000.md (movsi_got_internal_mem): Delete.
6810 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
6811 (GOT_TOC_REGNUM): Delete.
6812 (PIC_OFFSET_TABLE_REGNUM): Define.
6813 (FINALIZE_PIC): Disable.
6814 * rs6000.c (rs6000_got_register): New code for fixed pic register.
6815 (rs6000_replace_regno): Delete.
6816 (rs6000_finalize_pic): Likewise.
6817 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
6819 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6821 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
6822 is a note; use <= for the compare; advance P while it is
6825 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
6827 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
6828 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
6830 * varasm.c (remove_from_pending_weak_list): Verify t->name
6831 is non-NULL before passing it to strcmp.
6833 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6835 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
6836 the typed arguments are not part of a comment
6837 (ioctl_fix_ctrl): Added a purpose comment
6838 *fixinc/fixincl.x: regenerate
6839 *fixinc/inclhack.sh: regenerate
6841 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6843 * invoke.texi: Add C4x invocation docs.
6845 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6847 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
6849 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
6851 (c4x_legitimize_reload_address): New function.
6852 * config/c4x/c4x.md: Update docs.
6854 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
6856 * fixincludes: Avoid removing '.'.
6857 * fixinc/fixinc.svr4: Likewise.
6858 * fixinc/fixinc.winnt: Likewise.
6859 * fixinc/inclhack.tpl: Likewise.
6860 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
6862 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6864 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
6866 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
6868 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
6870 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
6873 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
6875 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
6876 * configure: Regenerate.
6878 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
6880 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
6883 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
6885 * fixinc/inclhack.def (avoid_bool): Also catch
6886 "typedef [unsigned] int bool".
6887 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6889 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
6890 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
6891 * configure: Rebuilt.
6893 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
6895 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
6896 such that we can override its definitions if necessary.
6897 (CPP_SPEC): New define. Support processor specific predefines via
6899 (CC1_SPEC): New define. Support processor specific compiler
6900 options via %(cc1_cpu).
6901 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
6904 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6906 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
6907 between sed's -e flag, and the open-quote following it.
6908 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6910 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
6911 Jeffrey A Law (law@cygnus.com)
6913 * varasm.c (assemble_start_function): Remove the function
6914 from the pending weak decls list when we define a function.
6915 (assemble_variable): Similarly for variables.
6916 (weak_finish): Ignore items on the list with a NULL name.
6917 (remove_from_ending_weak_list); New function to "remove" an item
6918 from the pending weak declarations list.
6920 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6922 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
6924 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
6926 * c-lex.c (GETC): Redefine to call getch.
6927 (UNGETC): Redefine to call put_back.
6928 (putback_buffer): New structure type.
6929 (putback): New static structure.
6930 (getch): New function.
6931 (put_back): New function.
6932 (yylex): Replace unused bytes from bad multibyte character.
6934 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
6936 * cpplib.c (do_define): Cast `alloca' return value.
6937 (do_include, do_undef, do_pragma): Likewise.
6938 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
6940 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
6941 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
6943 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
6945 * sparc.md (abstf2): This should be an expand.
6946 (split after abstf2_notv9): Fix mode.
6947 (abstf2_hq_v9): New pattern.
6948 (abstf2_v9): Only use when no hard quad.
6949 (absdf2_v9): Fix if target is not the same as source.
6950 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
6951 Add correct output constraints.
6953 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
6955 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
6956 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
6958 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
6960 * mips.h (mips_output_conditional_branch): New function.
6961 (mips_adjust_insn_length): Likewise.
6962 (ASSEMBLER_SCRATCH_REGNUM): New macro.
6963 (ADJUST_INSN_LENGTH): Likewise.
6964 * mips.c (print_operand): Add `F' and `W' for floating-point
6966 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
6968 (mips_adjust_insn_length): New function.
6969 (mips_output_conditional_branch): New function.
6970 * mips.md (length): Adjust attribute definition to handle
6971 conditional branches. Change lengths to bytes, rather than
6972 instructions throughout. Remove length attribute from
6973 instructions whose length is four bytes, and rely on the default
6975 (dslot): Fix typo in comment.
6976 Reword conditional branch patterns to use
6977 mips_output_conditional_branch.
6979 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6981 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
6982 (LIB_SPEC): Likewise.
6983 Link with -lprof1_r for -g/-pg.
6985 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6987 * loop.c (check_dbra_loop): Fix change of Jan 19.
6989 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
6991 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
6992 (STARTFILE_SPEC): Define, override the svr4.h version.
6993 (ENDFILE_SPEC): Likewise.
6995 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
6997 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
6998 * fixinc/fixincl.x: Regenerated.
6999 * fixinc/inclhack.sh: Regenerated.
7001 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7003 * sh.c (barrier_align): Don't return early for normal branch/barrier
7004 when optimizing for SH2.
7006 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
7008 * i386/udk.h (LINK_SPEC): Correct linker search path for
7011 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7013 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
7014 (braf_label_ref_operand): Delete.
7015 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
7016 * sh.md (casesi_jump_2): Operand1 is now the inside of a
7017 label_ref, and has no predicate.
7018 The patten has a predicate to guard against invalid substitutions.
7019 (dummy_jump): Delete.
7020 (casesi): Update use of casesi_jump_2.
7022 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7024 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
7025 *fixinc/fixincl.x: regenerate
7026 *fixinc/inclhack.sh: regenerate
7028 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
7030 * dwarf2out.c (add_incomplete_type): New fn.
7031 (gen_struct_or_union_type_die): Call it.
7032 (retry_incomplete_types): New fn.
7033 (dwarf2out_finish): Call it.
7035 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
7037 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
7038 current block starts with a CODE_LABEL and ends with a CALL and
7039 we can not find all the argument setup instructions for the CALL.
7041 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
7044 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7045 something is a candidate for optimize_bit_field_compare.
7047 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7049 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
7051 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
7053 * alpha.c (override_options): Thinko in last patch.
7055 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
7056 (LIB_SPEC): Recognize -pthread.
7058 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
7060 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
7061 definition in config/arm/coff.h
7062 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
7064 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7066 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
7067 fixes that need "file=xxx\n" prepended before invocation
7068 (start_fixer - new): starting the fixer process is complex enough
7069 to warrent its own routine. It prepends the "file=xxx\n" stuff.
7070 (process): uses the new routine; omit usage of putenv()
7071 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
7072 * fixinc/fixincl.x: regenerate
7074 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
7076 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
7077 and version #s (1.1 -> 2.96) as needed.
7078 * README.g77: Kill way out of date file in the toplevel directory.
7080 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
7082 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
7083 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
7084 * configure: Rebuilt.
7085 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
7086 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
7087 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
7088 (SWITCH_TAKES_ARG): Likewise.
7089 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
7090 * config/t-freebsd: Moved from config/i386/ so it can used for all
7093 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
7095 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
7097 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
7099 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
7100 * configure: Rebuilt.
7102 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
7104 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
7105 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
7106 * rs6000/rs6000.c (rs6000_file_start): Use putc.
7107 (rs6000_output_load_toc_table): Same.
7108 (output_prolog, output_mi_thunk): Same.
7109 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
7110 (ASM_GLOBALIZE_LABEL): Use putc.
7112 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
7114 * alpha.md (reload_*_help): New patterns and splitters.
7115 (reload_*): Use them.
7116 (mov[qh]i): Likewise.
7118 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
7120 * cccp.c (handle_directive): Handle backslash-newlines in quoted
7123 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
7125 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
7127 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
7129 * flow.c (mark_regs_live_at_end, insn_dead_p,
7130 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
7131 and HARD_FRAME_POINTER_REGNUM special treatment if reload
7132 hasn't run or the frame pointer is needed.
7133 * haifa-sched.c (attach_deaths): Likewise.
7134 * sched.c (attach_deaths): Likewise.
7136 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
7138 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
7139 calculate_can_reach_end returns nonzero.
7141 * configure.in (native gas tests): Search for an assembler in the
7142 same manner that the installed compiler will.
7143 * configure: Rebuilt.
7144 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
7146 * alias.c (find_base_term): Improve handling of addresses
7147 constructed from binary operations.
7149 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
7151 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
7153 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
7155 * function.h (cleanup_label, frame_offset): Declare.
7156 (tail_recursion_label, tail_recursion_reentry): Likewise.
7157 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7158 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
7159 (tail_recursion_label, tail_recursion_reentry): Likewise.
7160 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7162 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
7164 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
7166 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
7167 (MAX_OFILE_ALIGNMENT): Define.
7169 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
7171 * fixincl.c: Replace local include scheme with #includes of
7172 gansidecl.h and system.h.
7173 * procopen.c: Likewise.
7174 * server.c: Likewise.
7176 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
7178 * i386/t-dgux (EXTRA_PARTS): Add crti.o
7179 (crti.o): Add build rule and dependencies.
7180 * fixinc/fixinc.dgux: Use modified _int_varargs.h
7182 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7184 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
7185 (LIB_LINUX_SPEC): Likewise.
7186 (LIB_LINUX_SPEC): Add support for -pthread
7187 (CPP_OS_LINUX_SPEC): Likewise.
7188 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
7191 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
7193 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
7195 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
7196 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
7197 for IEEE math and CC_FCOMI.
7198 (put_jump_code): No IEEE if CC_FCOMI is set.
7200 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7202 * fold-const.c (fold_truthop): Make the field reference unsigned
7203 when converting a single bit compare.
7205 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7207 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
7209 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
7211 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
7212 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
7215 * reload.c (push_reload): Do not call remove_address_replacements
7216 when presented with identical optional reloads.
7218 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
7220 * alpha.h (MASK_FIX, TARGET_FIX): New.
7221 (MASK_*): Reorganize constants.
7222 (CPP_AM_FIX_SPEC): New.
7223 (TARGET_SWITCHES): Add FIX.
7224 (EXTRA_SPECS): Likewise.
7225 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
7226 (SECONDARY_MEMORY_NEEDED): Likewise.
7227 (REGISTER_MOVE_COST): Likewise.
7228 * alpha.c (override_options): Add FIX support. Always use
7229 ALPHA_TP_PROG for ev6.
7230 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
7231 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
7232 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
7234 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
7236 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7237 something is a candidate for optimize_bit_field_compare.
7239 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
7241 * gcc.texi (Passes): Document branch-shortening.
7242 * invoke.texi (Debugging Options): Document the fact that `-dp'
7243 outputs length information for instructions.
7245 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
7247 * flow.c: Revert previous delta.
7249 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
7251 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
7252 FRAME_POINTER_REGNUM.
7253 (mark_set_1): Ditto.
7254 (mark_used_regs): Ditto.
7256 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
7258 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
7259 (GOT_PCREL): New macro. Define to 1 if not already defined.
7260 * arm/elf.h (GOT_PCREL): Define to 0.
7261 * arm.c (arm_finalize_pic): Take into account the setting of
7264 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
7266 * output.h (STRIP_NAME_ENCODING): Provide default definition.
7267 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
7269 * flow.c (mark_set_1): Do not record BLKmode stores as dead
7270 store elimination candidates.
7272 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
7274 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
7277 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
7279 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
7280 Add use of x-aix41-gld.
7282 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
7284 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
7285 (ASM_OUTPUT_DESTRUCTOR): Define.
7287 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
7289 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
7290 last CODE_LABEL in a loop if we have previously passed a jump
7291 to the top of the loop.
7293 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
7295 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
7296 applying Philip's patch.
7298 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
7300 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
7303 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
7305 * loop.c (strength_reduce): Grow reg_single_usage as needed.
7307 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
7309 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
7310 Also remove a useless comment.
7312 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7314 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
7316 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
7318 * collect2.c (main): Only generate import or export file and add
7319 to link arguments if non-empty. Use xmalloc not alloca.
7320 (write_{export,import}_file): Delete.
7321 (write_aix_file): New function.
7322 (locatelib): Use xmalloc not malloc.
7323 (GCC_OK_SYMBOL): Do not check type if aix64.
7325 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
7327 Based on patch by Scott Bambrough and Pat Beirne:
7328 * config/arm/arm.c (making_const_table): New variable.
7329 * config/arm/arm.h (making_const_table): Declare.
7330 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
7332 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
7333 Keep track of when we are building the constant table.
7335 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
7337 * config/arm/arm.c (arm_override_options): Fix erroneous warning
7340 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
7342 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
7345 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
7347 * tm.texi (FUNCTION_ARG): Correct description of a stack element
7350 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
7352 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
7354 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7356 * rs6000.c (output_mi_thunk): Enable full support again.
7358 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7360 * sh.h (BRANCH_COST): Define.
7362 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
7364 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
7366 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
7368 * function.c (assign_stack_local): Align stack slot propertly.
7369 (assign_outer_stack_local): Likewise.
7371 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
7373 * expr.h (lang_expand_constant): Declare.
7374 * toplev.c (lang_expand_constant): Define it.
7375 * varasm.c (output_constant): Use it.
7377 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7379 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
7380 Change function definitions to K&R style.
7382 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7384 * fixinc/fixincl.c: We must not ignore SIGCLD now.
7386 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
7388 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
7389 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
7390 (several places): omit static initialization
7391 (process): use single fd, since only the read fd is used
7392 * fixinc/gnu-regex.c: define 'const' away, if not supported
7393 * fixinc/procopen.c(several places): omit static initialization
7394 * fixinc/server.c: define 'volitile' away, if not supported
7396 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7398 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
7399 asm_fprintf and %L to generate the label name.
7400 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
7401 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
7403 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
7405 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
7406 insn for a conditional jump can not be found.
7408 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
7410 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
7411 on variables in specific sections other than .sbss and .sdata.
7413 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
7415 * stmt.c (expand_return): Call start_cleanup_deferral and
7416 end_cleanup_deferral around conditional code.
7418 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7420 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
7421 filename lists. Utilizes new "krstr" AutoGen function.
7422 * fixinc/fixincl.x: Rebuilt.
7424 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
7426 * i386.c (output_float_compare): Avoid GNU-C extensions.
7428 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
7430 * version.c: Bump to distinguish mainline tree from the
7433 See ChangeLog.1 for earlier changes.
7436 add-log-time-format: current-time-string