1 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3 * rtl.h (global_rtx_index): New enum.
4 (global_rtl): Change to array of rtx.
5 (pc_rtx, cc0_rtx): Redefine accordingly.
6 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
7 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
8 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
9 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
10 (const_int_rtx): Change to array of rtx.
11 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
13 * emit-rtl.c (global_rtl): Change to array of rtx.
14 (const_int_rtx): Change to aray of rtx.
15 (gen_rtx_CONST_INT): Redefine accordingly.
16 (init_emit_once): Allocate and initialize global_rtl. Likewise
17 for const_int_rtx. Add both as GC roots.
18 * genattrtab.c (global_rtl): Update declaration.
20 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
22 * Makefile (USER_H): Add iso646.h back.
24 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
26 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
27 zapping the LOG_LINKS of sched_before_next_call.
29 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
30 * pa.c (insn_refs_are_delayed): Renamed from
31 insn_sets_and_refs_are_delayed.
33 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
35 * functiion.h (struct function): Add x_whole_function_mode_p.
36 (retrofit_block): Declare.
37 * function.c (retrofit_block): New function.
38 (identify_blocks): Add assertions. Allow an incomplete set of
39 block notes if we're still generating code for the function.
40 * integrate.c: Include loop.h.
41 (expand_inline_function): Call find_loop_tree_blocks to map block
42 notes to blocks when in whole-function mode. Use retrofit_block
43 to insert new BLOCKs for the inlined function, rather than
45 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
46 * Makefile.in (integrate.o): Depend on loop.h.
48 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
50 * tree.h (warn_about_unused_variables): Declare.
51 * stmt.c (warn_about_unused_variables): New function, split out
53 (expand_end_bindings): Here.
55 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
57 * stmt.c (preserve_subexpressions_p): Don't crash when
58 current_function->stmt is unset.
60 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
62 * stmt.c (expand_start_bindings): Allow callers to pass a flag
63 indicating that no NOTE_INSN_BLOCK_BEG note is required.
64 (expand_start_target_temps): Use it.
65 * except.c (expand_eh_region_start_for_decl): Likewise.
66 * expr.c (expand_expr): Likewise.
68 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
70 * fold-const.c (operand_equal_p): Pay attention to side effects.
72 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
74 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
75 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
77 * tlink.c (scan_linker_output): Look for keywords before accepting
78 a mangled name in quotes.
80 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
82 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
83 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
85 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
87 * alpha.md: Revert Thu Nov 26 change that came in through the
88 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
89 Avoid earlyclobber when possible.
91 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
93 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
95 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
98 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
100 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
101 CTYPE_CONV in all ctype macros.
103 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
106 * cexp.y (initialize_random_junk): Likewise.
108 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
110 * i370.c (handle_pragma): Likewise.
112 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
114 * v850.c (override_options): Likewise.
116 * doprint.c (_doprnt): Likewise.
118 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
121 * fixinc/server.c (load_data): Likewise.
123 * fold-const.c (real_hex_to_f): Likewise.
125 * genattr.c (write_upcase, gen_attr): Likewise.
127 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
128 write_upcase): Likewise.
130 * genemit.c (print_code): Likewise.
132 * genopinit.c (gen_insn): Likewise.
134 * genpeep.c (print_code): Likewise.
136 * genrecog.c (print_code): Likewise.
138 * optabs.c (init_libfuncs): Likewise.
140 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
142 * haifa-sched.c (sched_analyze): Keep the list of notes organized
144 (reemit_notes): Likewise.
146 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
148 * ggc.h (ggc_root): Move to ggc-common.c.
150 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
151 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
152 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
153 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
154 * ggc-common.c (ggc_root): Move from ggc.h.
155 (roots): Declare, static.
156 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
157 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
158 null or check/set mark bit.
159 (ggc_mark_roots): New.
160 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
162 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
164 * m32r.c: Include toplev.h.
165 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
166 (gen_compare): Rename swap_p to must_swap to match uses.
167 Add default abort case.
168 (m32r_output_function_epilogue): Remove unused variables.
169 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
170 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
171 define to empty parameter list. Update all uses.
172 (predicate decls): Use enum machine_mode not int.
173 * m32r.md (movsi): Call abort, not fatal_insn.
174 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
176 1999-09-14 Andrew Haley <aph@cygnus.com>
178 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
181 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
183 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
184 computation out of loop over hard regs.
186 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
188 * function.c (identify_blocks): Don't shadow a variable in an
190 * integrate.c (integrate_decl_tree): Don't use pushlevel,
191 pushdecl, or poplevel to build up the new BLOCK tree.
192 (expand_inline_function): Likewise.
193 (integrate_parm_decls): Likewise.
195 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
197 * c-typeck.c (qualify_type): Merge qualifiers from both types.
199 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
201 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
202 * invoke.texi: Document this change.
204 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
206 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
208 (mark_emit_status): Renamed from mark_emit_state.
209 * except.c (mark_eh_status): Renamed from mark_eh_state.
210 Check not null before marking.
211 (free_eh_status): New.
212 * expr.c (mark_expr_status, free_expr_status): New.
213 * function.c (free_machine_status): New.
214 (free_after_parsing): New.
215 (free_after_compilation): Move bits to free_after_parsing; call
216 free_eh_status, free_expr_status; zero the marked members of the
218 (prepare_function_start): No can_garbage_collect.
219 Call init_eh_for_function.
220 (expand_dummy_function_end): Free up current_function state.
221 (mark_function_status): Renamed from mark_function_state.
222 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
223 * function.h (struct function): No can_garbage_collect.
224 (free_machine_status, free_after_parsing): Declare.
225 (free_eh_status, free_expr_status): Declare.
226 * ggc.h (mark_expr_status): Declare.
227 * stmt.c (free_stmt_status): Free the struct.
228 (mark_stmt_status): Renamed from mark_stmt_state.
229 (init_stmt): Don't call init_eh.
230 (init_stmt_for_function): Don't call init_eh_for_function.
231 * toplev.c (compile_file): Call init_eh.
232 (rest_of_compilation): Free basic block info before ggc_collect.
233 Call free_after_parsing; conditionally call free_after_compilation.
234 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
235 Check not null before marking.
236 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
238 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
240 * c-lex.c (yylex): Initialize warn.
242 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
244 * pa.c (emit_move_sequence): Properly set the mode of the scratch
245 register when performing secondary reloads for the SAR register.
247 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
249 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
250 (NOTE_BLOCK): New macro.
251 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
252 * function.h (identify_blocks): Change prototype.
253 * function.c (identify_blocks): Simplify.
254 (reorder_blocks): Likewise.
255 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
256 NOTE_INSN_BLOCK_{BEG,END}.
257 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
258 the list of saved notes if the note isn't a
259 NOTE_INSN_BLOCK_{BEG,END}.
260 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
262 (reemit_notes): Adjust recreation of notes to reflect new saved
264 * print-rtl.c (print_rtx): Print the address of the BLOCK when
265 printing a block note.
266 * stmt.c (block_vector): Remove.
267 (find_loop_tree_blocks): Simplify.
268 (unroll_block_trees): Likewise.
269 * tree.h (reorder_block): Change prototype.
271 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
273 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
274 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
275 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
276 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
277 (atexit, exit): Simplify.
278 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
279 * config/lots: Remove defns of HAVE_ATEXIT.
281 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
283 * calls.c (precompute_arguments): Fix typo in comment.
284 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
287 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
289 * dsp16xx.c (override_options): Fix typos in GC root registration.
291 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
293 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
295 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
296 (FUNCTION_PROFILER): Redefine appropriately for Linux.
297 (CC1_SPEC): Likewise.
299 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
301 * genattr.c (main): Add extern prototype. Call return, not exit.
302 * genattrtab.c (main): Likewise.
303 * gencheck.c (main): Likewise.
304 * gencodes.c (main): Likewise.
305 * genconfig.c (main): Likewise.
306 * genemit.c (main): Likewise.
307 * genextract.c (main): Likewise.
308 * genflags.c (main): Likewise.
309 * gengenrtl.c (main): Likewise.
310 * genopinit.c (main): Likewise.
311 * genoutput.c (main): Likewise.
312 * genpeep.c (main): Likewise.
313 * genrecog.c (main): Likewise.
315 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
316 * genattrtab.c (get_insn_name): Likewise.
317 * gencodes.c (get_insn_name): Likewise.
318 * genconfig.c (get_insn_name): Likewise.
319 * genemit.c (get_insn_name): Likewise.
320 * genextract.c (get_insn_name): Likewise.
321 * genflags.c (get_insn_name): Likewise.
322 * genopinit.c (get_insn_name): Likewise.
323 * genpeep.c (get_insn_name): Likewise.
325 * gencheck.c (usage): Add static prototype.
326 * genextract.c (print_path): Constify a char*.
327 * genopinit.c (optabs): Likewise.
328 * genoutput.c (operand_data, data, output_predicate_decls,
329 compare_operands): Likewise.
330 * genrecog.c (write_tree): Add default case in switch.
332 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
334 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
336 * print-rtl.c (get_insn_name): Remove prototype.
338 * toplev.h (progname): Declare const.
340 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
341 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
342 dump_sched_info, dump_local_alloc, regset_release_memory,
343 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
344 error_with_file_and_line, error_with_decl, error_for_asm, error,
345 fatal, warning_with_file_and_line, warning_with_decl, warning,
346 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
347 Remove redundant prototypes.
349 (notice, check_lang_option, report_file_and_line, vnotice,
350 mark_file_stack): Add static prototype.
351 (set_fatal_function): Add prototype.
352 (vnotice, report_file_and_line, set_fatal_function,
353 check_lang_option): Constify a char*.
354 (main): Prototype. Call return, not exit.
356 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
358 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
360 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
362 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
364 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
366 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
368 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
369 behave as if it's zero in all cases.
370 (expand_function_start): Adjust call to assign_parms.
371 * tree.h (assign_parms): Adjust prototype.
372 * objc/objc-act.c (hack_method_prototype): Adjust call to
375 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
377 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
378 arg_pointer_rtx fixed if the argument pointer register is
380 (NONZERO_BASE_PLUS_P): Likewise.
382 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
384 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
385 match_insn2 to match_insn.
386 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
388 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
390 * Makefile.in (USER_H): Remove va-foo.h.
392 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
393 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
394 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
395 va-spur.h,va-v850.h}: Remove.
397 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
399 * sparc/sparc.md (eligible_for_return_delay): New attribute.
400 (in_return_delay): Use it instead of match_insn.
402 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
404 * config/alpha/va_list.h (va-alpha.h): Do not include.
405 (__gnuc_va_list): Typedef as in varargs.h.
407 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
409 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
412 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
414 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
415 not NOTE_BLOCK_NUMBER.
416 (expand_eh_region_end): Likewise.
417 (find_exception_handler_labels): Likewise.
418 (scan_region): Likewise.
419 (exception_optimize): Likewise.
420 (update_rethrow_references): Likewise.
421 (set_insn_eh_region): Likewise.
422 * final.c (final_scan_insn): Likewise.
423 * flow.c (make_edges): Likewise.
424 * integrate.c (expand_inline_function): Likewise.
425 * print-rtl.c (print_rtx): Likewise.
427 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
429 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
430 terms of builtin functions and types.
432 * mips.c (mips_build_va_list): New.
433 (mips_va_start, mips_va_arg): New.
434 * mips.h (BUILD_VA_LIST_TYPE): New.
435 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
437 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
438 (sh_build_va_list, sh_va_start, sh_va_arg): New.
439 * sh.h (BUILD_VA_LIST_TYPE): New.
440 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
442 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
444 * recog.h (struct recog_data): Make dup_num, operand_address_p,
445 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
446 (struct insn_data): Likewise with n_operands, n_dups,
447 n_alternatives, output_format.
448 * regclass.c (scan_one_insn): Cast n_operands to int before
449 arithmetic inside comparison.
451 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
453 * toplev.c (compile_function): Unconditionally emit nop.
455 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
457 * haifa-sched.c (actual_hazard): Move declaration of variable
458 `this_cost' into the scope where it is used.
460 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
462 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
463 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
464 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
466 * genrecog.c (make_insn_sequence): Call memset, not bzero.
468 * jump.c (find_insert_position): Don't declare or define unless
469 !HAVE_conditional_arithmetic.
470 (returnjump_p_1, delete_prior_computation): Add static prototypes.
472 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
474 * recog.c (offsettable_address_p): Prototype function pointer.
475 (preprocess_constraints): Call memset, not bzero.
477 * tree.c (tree_node_kind_names): Constify a char*. Make static.
478 (gcc_obstack_init): Don't declare.
479 (fix_sizetype): Add static prototype.
480 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
481 (tree_cons): Call memset, not bzero.
483 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
484 definition in macro ASM_WEAKEN_LABEL.
485 (mark_const_hash_entry): Add static prototype.
487 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
489 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
491 * unroll.c (find_common_reg_term, subtract_reg_term,
492 loop_find_equiv_value): Add static prototypes.
493 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
494 (copy_loop_body): Remove unreachable break statement.
496 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
498 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
500 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
502 Undo some changes from the gcc2 merge:
503 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
504 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
508 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
509 * emit-rtl.c (gen_lowpart_common): Disable optimization of
510 initialized float-int union if the value is a NaN.
512 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
514 * gthr-win32.h: New file.
516 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
517 shared as a valid attribute.
518 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
519 * extend.texi: Document `shared' variable attribute.
521 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
523 * configure.in: Handle --enable-threads on FreeBSD.
526 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
528 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
530 * configure: Rebuilt.
532 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
533 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
534 Rosimildo DaSilva <rdasilva@connecttel.com>
536 * configure.in (m68k-*-rtemscoff*): Added.
537 * configure.in (mips64orion-*-rtems*): Converted to ELF.
538 * configure.in (sparc-*-rtemsaout*): Added as alias for old
539 sparc-rtems configuration.
540 * configure.in (sparc-*-rtemself*): Added.
541 * configure.in (sparc-*-rtems*): Now ELF not a.out.
542 * config/i386/rtems.h: Added comment.
543 * config/sparc/rtemself.h: New file.
545 * configure.in (m68k-rtemself): Added.
546 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
547 and DWARF_DEBUGGING_INFO.
548 * config/m68k/crti.s: New file.
549 * config/m68k/crtn.s: New file.
550 * config/m68k/t-crtstuff: New file.
551 * config/m68k/rtemself.h: New file.
553 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
554 global ctor/dtor and C++ exception handling.
555 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
556 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
558 * config/i386/t-rtems-i386: New File.
560 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
562 * stmt.c (expand_end_case): Return right away if the case stack is
565 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
567 * Makefile.in (version.c): Remove rule incorrectly brought in from
570 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
572 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
573 * msdos/top.sed: Take into account a prepended $(SHELL) to
575 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
577 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
579 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
581 * regmove.c (fixup_match_1): Don't change an unchanging register.
582 (stable_but_for_p): Renamed to:
583 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
586 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
588 * loop.c (strength_reduce): Don't call reg_used_between_p if the
589 insn from BL2 is after the insn from BL.
591 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
593 * recog.h (INSN_OUTPUT_FORMAT_*): New.
594 (struct insn_data): Merge `template' and `outfun' into `output'.
596 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
597 (struct data): Remove `outfun'; add `output_format'.
598 (name_for_index): Remove declaration.
599 (output_insn_data): Handle output formats.
600 (process_template): Emit the bare array for @.
601 (gen_expand, gen_split): Set output_format to NONE.
602 * output.h (get_insn_template): Declare.
603 * final.c (get_insn_template): New.
604 (final_scan_insn): Use it.
605 * toplev.c (compile_file): Likewise.
607 * c4x/c4x.c (c4x_process_after_reload): Likewise.
608 * i860/i860.c (output_delayed_branch): Likewise.
609 (output_delay_insn): Likewise.
611 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
613 * rtl.c (obstack_alloc_rtx): Removed.
615 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
617 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
619 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
621 * i386.c (call_insn_operand): Reject const_int.
622 (expander_call_insn_operand): Use call_insn_operand.
624 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
626 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
628 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
630 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
631 Use DImode operation.
633 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
635 * gcc.c: Include sys/resource.h.
636 (report_times): New flag.
637 (execute): If report_times is set, calculate and report the
638 CPU time consumed by each subprocess.
640 (rus, prus): New globals.
641 (option_map): Add --time.
642 (display_help): Document -time.
643 (process_command): Set report_times if -time is given.
644 Turn off -pipe if -time is given.
646 * invoke.texi: Document new option -time.
648 * configure.in: Check for getrusage. Check if we have to
650 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
651 * configure: Regenerate.
652 * config.in: Regenerate.
654 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
656 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
659 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
661 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
662 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
663 (nan): Return _thenan_sf or _thenan_df as appropriate.
664 (L_thenan_sf): Define _thenan_sf.
665 (L_thenan_df): Define _thenan_df.
667 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
668 (DPBIT_FUNCS): Add _thenan_df.
670 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
672 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
675 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
677 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
680 (lang_specific_driver): Don't take a function pointer parameter.
683 * gcc.c: Include gcc.h.
684 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
685 lang_specific_extra_outfiles, fatal): Don't declare.
686 (multilib_defaults_raw): Constify.
687 (read_specs): Call memset, rather than bzero.
688 (main): Call return, not exit.
689 (lookup_compiler): Call memcpy, not bcopy.
690 (fatal): Make extern.
692 * cppspec.c: Include gcc.h.
693 (lang_specific_driver): Initialize variable `quote'. Constify a
694 char*. All calls to the function pointer parameter now
695 explicitly call `fatal'.
697 * gccspec.c (lang_specific_driver): Include gcc.h.
699 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
701 * arm.c (note_invalid_constants): Use recog_data.operand_type
704 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
706 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
709 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
710 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
711 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
712 reload_secondary_in_reload, reload_secondary_out_reload,
713 reload_secondary_in_icode, reload_secondary_out_icode,
714 reload_reg_rtx, reload_when_needed): Delete declarations.
715 (struct reload): New structure.
716 (rld): Declare new array.
717 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
718 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
719 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
720 reload_secondary_in_reload, reload_secondary_out_reload,
721 reload_secondary_in_icode, reload_secondary_out_icode,
722 reload_reg_rtx, reload_when_needed): Delete definitions.
724 (whole file): Replace uses of the deleted arrays with uses of rld.
725 * reload1.c (whole file): Replace uses of the deleted arrays with
727 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
728 explicit loops, not with bcopy.
730 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
732 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
733 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
734 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
735 insn_name): Delete and consolidate into new structures.
736 (insn_operand_predicate_fn): New.
737 (insn_output_fn): New.
739 (struct insn_operand_data): New.
740 (struct insn_data): New.
742 (OUT_FCN): Update for insn_data change.
743 * builtins.c (expand_builtin_strlen): Likewise.
744 (expand_builtin_memcmp): Likewise.
745 * combine.c (make_extraction, simplify_comparison): Likewise.
746 * cse.c (canon_reg, cse_insn): Likewise.
747 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
748 * expmed.c (store_bit_field, extract_bit_field): Likewise.
749 (emit_store_flag): Likewise.
750 * expr.c (convert_move, emit_block_move): Likewise.
751 (clear_storage, emit_push_insn, expand_increment): Likewise.
752 (do_store_flag): Likewise.
753 * expr.h (GEN_FCN): Likewise.
754 (insn_gen_function): Die.
755 * final.c (final_scan_insn): Update for insn_data change.
756 (output_asm_name): Likewise.
757 * function.c (fixup_var_refs_1): Likewise.
758 * loop.c (check_dbra_loop): Likewise.
759 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
760 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
761 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
762 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
763 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
764 * regmove.c (gen_add3_insn): Likewise.
765 * reload.c (push_secondary_reload, combine_reloads): Likewise.
766 (find_reloads, find_reloads_address_1): Likewise.
767 (debug_reload_to_stream): Likewise.
768 * reload1.c (emit_reload_insns, gen_reload): Likewise.
769 * stmt.c (expand_end_case): Likewise.
770 * toplev.c (compile_file): Likewise.
772 * c4x/c4x.c (c4x_process_after_reload): Likewise.
773 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
775 * print-rtl.c (insn_name_ptr): Remove declaration.
776 (get_insn_name): Declare.
778 * genoutput.c (insn_name_ptr): Remove.
779 (next_operand_number): New.
780 (struct operand_data): New.
781 (null_operand, odata, odata_end): New.
782 (struct data): Use struct operand_data.
783 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
784 (get_insn_name): Renamed from name_for_index.
785 (output_prologue): Define NO_MD_PROTOTYPES.
786 (output_predicate_decls): Break out from output_epilogue.
787 Iterate over the operands list.
788 (output_operand_data): Break out from output_epilogue. Emit
789 just the operands list.
790 (output_insn_data): Break out from output_epilogue. Emit just
792 (output_epilogue): Remove.
793 (output_get_insn_name): New.
794 (constraints, op_n_alternatives, predicates, address_p): Die.
795 (modes, strict_low, seen): Die.
796 (scan_operands): Take new param `d' instead of writing to
797 seven global variables.
798 (compare_operands): New.
799 (place_operands): New.
800 (validate_insn_alternatives): Update for struct data change.
801 (gen_insn): Don't zero or copy 7 global arrays. Update for
802 scan_operands; call place_operands.
803 (gen_peephole, gen_expand, gen_split): Likewise.
804 (main): Update for new output routines.
806 * genattr.c (insn_name_ptr): Remove.
807 (get_insn_name): New function.
808 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
809 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
810 * genrecog.c: Likewise.
812 * alpha.md (adddi3): Make `pattern' array static.
814 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
816 * config/c4x/c4x.h (c4x_rpts_cycles_string,
817 c4x_cpu_version_string): Constify char *.
818 * config/c4x/c4x.c (c4x_rpts_cycles_string,
819 c4x_cpu_version_string): Likewise.
821 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
823 * tree.c (save_tree_status): Revert 10 Sep change.
824 (restore_tree_status): Likewise. Call obstack_free with NULL
825 before freeing the obstack proper.
827 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
829 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
831 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
834 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
836 * tree.c (type_hash_canon): Put all types in the hash-table, when
839 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
841 * recog.h (struct recog_data, recog_data): New.
842 (recog_foo variables): Kill.
843 * recog.c (recog_operand, recog_operand_loc): Kill.
844 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
845 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
846 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
847 (recog_data): Define.
848 (extract_insn): Update all recog_foo references to use recog_data.
849 (preprocess_constraints, constrain_operands): Likewise.
850 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
851 * genattrtab.c (main): Likewise.
852 * genextract.c (main): Likewise.
853 * genoutput.c: Likewise.
854 * genrecog.c (write_subroutine, main): Likewise.
855 * local-alloc.c (block_alloc): Likewise.
856 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
857 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
858 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
859 * reload.c (find_reloads, find_reloads_toplev): Likewise.
860 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
861 (reload_cse_simplify_operands): Likewise.
863 * arc/arc.c (arc_final_prescan_insn): Likewise.
864 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
865 * h8300/h8300.c (notice_update_cc): Likewise.
866 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
867 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
868 * mn10200/mn10200.c (notice_update_cc): Likewise.
869 * mn10300/mn10300.c (notice_update_cc): Likewise.
870 * romp/romp.c (update_cc): Likewise.
871 * sparc/sparc.c (check_pic): Likewise.
872 * v850/v850.c (notice_update_cc): Likewise.
874 * genemit.c (main): Don't declare recog_operand.
876 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
878 * ggc.h (rtvec_def): Forward declare.
879 (tree_node): Likewise.
882 (ggc_set_mark_rtx): Add prototype.
883 (ggc_set_mark_rtvec): Likewise.
884 (ggc_set_mark_tree): Likewise.
885 * ggc-simple.c (ggc_root): Don't define.
886 (roots): Don't declare.
887 (ggc_mark_rtx): Remove.
888 (ggc_mark_rtvec): Likewise.
889 (ggc_mark_tree): Likewise.
890 (ggc_mark_varray): Likewise.
891 (ggc_mark_tree_hash_table_entry): Likewise.
892 (ggc_mark_tree_hash_table): Likewise.
893 (ggc_set_mart_rtx): New function.
894 (ggc_set_mark_rtvec): Likewise.
895 (ggc_set_mark_tree): Likewise.
896 (ggc_add_root): Remove.
897 (ggc_add_rtx_root): Likewise.
898 (ggc_remove_tree_root): Likewise.
899 (ggc_add_string_root): Likewise.
900 (ggc_add_tree_varray_root): Likewise.
901 (ggc_add_tree_hash_table_root): Likewise.
902 (ggc_del_root): Likewise.
903 (ggc_mark_rtx_ptr): Likewise.
904 (ggc_mark_tree_ptr): Likewise.
905 (ggc_mark_string_ptr): Likewise.
906 (ggc_mark_tree_varray_ptr): Likewise.
907 (ggc_mark_tree_hash_table_ptr): Likewise.
908 * ggc-common.c: New file.
909 * Makefile.in (OBJS): Add ggc-common.o.
910 (ggc-common.o): List dependencies.
912 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
914 * cppalloc.c (xstrdup): Use memcpy.
915 * cpperror.c (cpp_print_containing_files): Don't use
917 * cpplib.c (conditional_skip): Set temp->lineno.
918 (do_endif): Make error message less obscure.
919 (if_directive_name): New function.
920 (cpp_get_token [case EOF]): Unwind the if stack and generate
921 error messages for each unterminated conditional in this file.
922 (parse_string): Do not behave differently if -traditional.
924 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
926 * builtins.c (expand_builtin_va_arg): Cope with an array-type
927 va_list decomposing to pointer-type.
928 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
929 (rs6000_va_arg): Likewise.
931 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
933 * except.c (start_dynamic_handler): Compute size using
936 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
938 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
939 include directory headers. Don't define strrchr. Don't provide
940 my_* replacement functions. Prefer PTR over `pointer_type'.
941 Don't prototype system functions. Don't redefine getopt.
943 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
944 safe_read, safe_write, save_pointers, restore_pointers,
945 is_id_char, in_system_include_dir, directory_specified_p,
946 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
947 find_corresponding_lparen, referenced_file_is_newer,
948 save_def_or_dec, munge_compile_params, gen_aux_info_file,
949 process_aux_info_file, identify_lineno, check_source,
950 seek_to_line, forward_to_next_token_char, output_bytes,
951 output_string, output_up_to, other_variable_style_function,
952 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
953 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
954 find_static_definition, connect_defs_and_decs, add_local_decl,
955 add_global_decls, needs_to_be_converted, visit_each_hash_node,
956 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
957 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
958 scan_for_missed_items, edit_file, string_list_cons): Add static
960 (standard_exec_prefix, target_machine, target_version,
961 default_syscalls_dir, string_list, string_list_cons, find_file,
962 do_cleaning): Constify a char*.
963 (safe_read, safe_write): Use PTR, not a char*.
964 (is_id_char): Take an int, not a char.
965 (main): Add prototype. Call return, not exit.
967 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
969 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
970 when comparing types.
972 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
974 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
975 (strength_reduce): Release the varrays from the no-bivs early exit.
977 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
978 the loop over the registers.
980 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
982 (restore_tree_status): Check that instead when freeing the obstack.
984 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
986 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
989 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
991 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
992 operand size modifiers.
994 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
996 * c-common.c (c_common_nodes_and_builtins): Don't build
998 * c-common.h (enum c_tree_index and related accesor macros): Remove
999 everything now declared in tree.h.
1000 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1001 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
1002 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
1003 (error_mark_node, void_type_node, char_type_node, integer_type_node,
1004 unsigned_type_node, ptr_type_node, va_list_type_node,
1005 integer_zero_node, null_pointer_node, integer_one_node): Delete.
1006 (init_decl_processing): Call build_common_tree_nodes and
1007 build_common_tree_nodes_2 instead of building their nodes here.
1008 Don't add roots for these nodes.
1009 * stor-layout.c (size_zero_node, size_one_node): Delete.
1010 (set_sizetype): Make a new node for bitsizetype each time.
1011 * tree.c (global_trees): New variable.
1012 (init_obstacks): Add a gc root for it.
1013 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1014 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
1015 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
1016 (build_common_tree_nodes): New function.
1017 (fix_sizetype): New function.
1018 (build_common_tree_nodes_2): New function.
1019 * tree.h (enum tree_index): New.
1020 (global_trees): Declare.
1021 Add accessor macros for all nodes now moved to global_trees.
1022 Delete their declarations.
1024 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
1026 * c-decl.c (finish_function): When processing a nested function,
1027 push and pop GC context around rest_of_compilation.
1029 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
1031 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
1032 Default ix86_arch to PROCESSOR_I386.
1033 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
1034 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
1035 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
1036 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
1037 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
1038 (EXTRA_SPECS): Remove deleted specs.
1040 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
1042 * function.c (assign_stack_local_1): Allocate from
1043 function->x_frame_offset, not frame_offset.
1045 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
1047 * ggc.h (lang_cleanup_tree): Remove.
1048 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
1049 * ggc-callbacks.c (lang_cleanup_tree): Remove.
1051 * c-decl.c (finish_struct): Use ggc_alloc to allocate
1052 TYPE_LANG_SPECIFIC when garbage collecting.
1053 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
1054 (lang_cleanup_tree): Remove.
1056 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
1058 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
1059 * crtstuff.c: Not here.
1060 * dwarf2out.c: Or here.
1061 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
1064 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
1066 * function.h (free_after_compilation): Remove decl parameter.
1067 (free_varasm_status0: Likewise.
1068 (free_emit_status): Likewise.
1069 (free_stmt_status): Likewise.
1070 (free_after_compilation): Likewise.
1071 (init_lang_status): New variable.
1072 (free_lang_status): Likewise.
1073 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
1074 * function.c (init_lang_status): New variable.
1075 (free_lang_status): Likewise.
1076 (push_function_context_to): Don't set function::decl here.
1077 (free_after_copmilation): Make decl parameter implicit. Call
1078 free_lang_status if defined.
1079 (prepare_function_start): Call init_lang_status if defined.
1080 (init_function_start): Set function::decl here.
1081 * profile.c (output_func_start_profiler): Don't call pushdecl
1082 until we've actually started the function.
1083 * stmt.c (free_stmt_status): Make decl parameter implicit.
1084 * toplev.c (rest_of_compilation): Don't pass decl to
1085 free_after_compilation.
1086 * varasm.c (free_varasm_status): Likewise.
1088 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1090 * except.c (call_get_eh_context): Add root when allocating static
1093 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
1095 * arm.c: Include "ggc.h".
1096 (arm_add_gc_roots): New function.
1097 (arm_override_options): Call it.
1098 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
1100 * arm.md (define_asm_attributes): Add a pool_range attribute.
1102 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
1104 * extend.texi (Volatiles): New node.
1106 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
1108 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
1109 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
1110 (struct ggc_any): Replace `mark' with `magic_mark'.
1111 (ggc_alloc_string): Use memcpy, not bcopy.
1112 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
1113 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
1114 (ggc_free_any): New.
1115 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
1116 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
1117 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
1118 Use IS_MARKED. Use ggc_free_any.
1120 1999-09-09 Scott Bambrough <scottb@netwinder.org>
1122 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
1124 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
1126 * toplev.c (main): Always init_ggc.
1128 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
1130 * except.c (find_all_handler_type_matches): Free the list if
1131 we found no matches.
1133 * combine.c (SUBST): Break out to a real function do_SUBST.
1134 (SUBST_INT): Likewise.
1135 * gcse.c (free_pre_mem): Free `temp_bitmap'.
1136 (pre_insert): Free `inserted'.
1137 * loop.c (basic_induction_var): Always set `location'.
1139 * function.c (expand_function_end): Add initial_trampoline as a root.
1140 * rtl.h (init_varasm_once): Declare.
1141 * toplev.c (compile_file): Call it.
1142 * ggc-simple.c (ggc_mark_string_ptr): New.
1143 (ggc_add_string_root): New.
1144 (ggc_collect): Disable collection avoidance temporarily.
1145 * ggc.h (ggc_add_string_root): Declare.
1146 * except.c (create_rethrow_ref): Use ggc_alloc_string.
1147 * optabs.c (init_libfuncs): Likewise.
1148 * varasm.c (named_section): Use ggc_alloc_string.
1149 (make_function_rtl): Likewise.
1150 (make_decl_rtl): Likewise.
1151 (assemble_static_space): Likewise.
1152 (assemble_trampoline_template): Likewise.
1153 (output_constant_def): Likewise.
1154 (force_const_mem): Likewise.
1155 (mark_const_hash_entry): New.
1156 (mark_pool_sym_hash_table): New.
1157 (mark_varasm_state): Use it.
1158 (init_varasm_once): New.
1160 * expr.h (init_one_libfunc): Declare.
1161 * optabs.c (init_one_libfunc): New.
1162 (init_optabs): Use it.
1163 * config/gofast.h: Likewise.
1164 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
1165 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
1167 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1169 * Makefile.in (cppexp.o): Depend on cpphash.h.
1170 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
1172 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
1173 * cpplib.c (do_define): Generalise to handle poisoned definitions,
1174 redefining poisoned identifiers, etc.
1175 (do_undef): Don't allow poisoned identifiers to be undefined.
1176 (do_pragma): Add #pragma poison.
1177 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
1179 * cccp.c: Add T_POISON node type.
1180 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
1182 (do_define): Generalise to handle poisoned definitions,
1183 redefining poisoned identifiers, etc.
1184 (do_undef): Don't allow poisoned identifiers to be undefined.
1185 (do_pragma): Add #pragma poison.
1186 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
1188 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
1189 * c-pragma.h: Add ps_poison state. We now always have generic
1192 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
1194 * ggc.h (ggc_alloc): New function.
1195 (ggc_mark): Likewise.
1196 * ggc-simple.c (ggc_any): New structure.
1197 (ggc_status): Add anys.
1198 (n_anys_collected): New variable.
1199 (ggc_alloc): Define.
1200 (ggc_mark): Likewise.
1201 (ggc_collect): Collect the anys.
1203 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1205 * c-decl.c (mark_binding_level): Make static to match prototype.
1207 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
1209 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
1211 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
1213 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
1214 will use into account. Expand the max width to 5.
1217 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
1219 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
1222 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
1224 * alpha.md (call value patterns): Remove the result predicates.
1226 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
1228 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
1231 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1233 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
1234 changed from extern char *, to extern PTR. Also fix typo in
1235 NEED_DECLARATION_REALLOC test.
1237 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
1239 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1241 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
1242 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
1243 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
1244 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
1246 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
1248 * cccp.c (pcfinclude): Likewise.
1250 * global.c (allocno_compare): Likewise.
1252 * haifa-sched.c (rank_for_schedule): Likewise.
1254 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
1256 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
1258 * stupid.c (stupid_reg_compare): Likewise.
1260 * tree.c (_obstack_allocated_p): Likewise.
1262 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
1264 1999-09-08 Bruce Korb autogen@linuxbox.com
1266 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
1267 why "gperf -F" fails.
1268 * gcc/cp/Makefile.in: ditto
1269 * gcc/Makefile.in: ditto
1270 * gcc/java/Makefile.in: ditto
1272 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
1274 * lists.c: Include ggc.h.
1276 (init_EXPR_INSN_LIST_cache): Install it.
1278 * ggc-simple.c (init_ggc): Absorb the old init.
1279 (ggc_push_context): Use xcalloc.
1280 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
1281 (ggc_collect): Add [rvts] tags to the collection stats.
1283 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
1285 * cccp.c (main): Fix handling of -include and -imacros options.
1287 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
1289 * cpplib.c (cpp_push_buffer): Fix order of arguments.
1291 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1293 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
1296 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1298 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
1299 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
1300 and SET_DEST. Update comment.
1302 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1304 * config/c4x/c4x.c: Include ggc.h.
1305 (c4x_add_gc_roots): New function.
1306 (c4x_override_options): Call c4x_add_gc_roots.
1308 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
1310 * defaults.h (TARGET_ESC): Move ...
1311 * system.h: ... here, where Linas had it in the first place. Silly me.
1313 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
1315 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
1316 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
1317 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
1318 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
1319 * defaults.h (TARGET_ESC): Add default.
1321 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
1323 * configure.in: add i370-*-openedition, i370-*-mvs and
1324 i370-*-linux targets
1326 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
1328 * dsp16xxx.c: Include ggc.h
1329 (override_options): Mark GC roots.
1330 * mn10200.c: Include ggc.h.
1331 (asm_file_start): Mark GC roots.
1332 * tahoe.c: Include ggc.h.
1333 (extensible_operand): Mark GC roots.
1335 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
1337 * README: Add section discussing status of ELF ABI.
1338 * i370.c: Fix misc spelling mistakes.
1339 (i370_label_scan): Updated notes, exception handling.
1340 (i370_function_prolog): Simplify ELF stack handling.
1341 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
1342 (STACK_GROWS_DOWNWARD): ELF stack grows down.
1343 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
1344 * i370.md: (movdi): Add notes.
1345 (floatsidf2): Use stack not rtca for scratch float area.
1346 (iorsi3): Correct operand constraints.
1347 * x-oe: Restore TAROUTOPTS which are used by pax.
1349 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
1351 * rs6000.c: Include ggc.h.
1352 (rs6000_add_gc_roots): New function.
1353 (override_options): Call it.
1355 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
1357 * alpha.h (alpha_compare): New.
1358 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
1359 * alpha.c: Likewise for the definitions.
1360 (alpha_emit_conditional_branch): Update for alpha_compare.
1361 (alpha_emit_conditional_move): Likewise.
1362 * alpha.md (cmpdf, cmpdi): Likewise.
1363 (setcc patterns): Likewise. Zero alpha_compare after use.
1364 (sne): Optimize (x != 0) into (0U < x).
1366 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
1368 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
1369 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
1370 (INIT_EXPANDERS): Remove.
1371 * alpha.c: Include ggc.h.
1372 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
1373 (alpha_init_machine_status, alpha_mark_machine_status): New.
1374 (override_options): Install them.
1375 (struct machine_function): Moved to alpha.h.
1376 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
1377 (alpha_init_expanders): Remove.
1378 (alpha_return_addr): Adjust to use current_function->machine.
1379 (alpha_ra_ever_killed): Likewise.
1380 (alpha_expand_epilogue): Likewise.
1381 * alpha.md (eh_epilogue): Likewise.
1383 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
1384 Melissa O'Neill <oneill@cs.sfu.ca>
1385 Geoffrey Keating <geoffk@cygnus.com>
1387 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
1388 call-used registers (call-saved registers must still be contiguous
1389 and end with r31, of course).
1391 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
1393 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
1394 (self_promoting_type_p): Delete.
1395 (self_promoting_args_p): Move ...
1396 * c-common.c: ... here.
1397 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
1398 (simple_type_promotes_to): New.
1399 * builtins.c (lang_type_promotes_to): New.
1400 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
1401 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
1402 * c-common.h: ... here.
1403 (self_promoting_args_p, simple_type_promotes_to): Declare.
1404 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
1405 (grokdeclarator): Likewise.
1406 * tree.h (lang_type_promotes_to): Declare.
1408 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
1410 Add some machine-dependent GC roots.
1411 * sparc.c: Include ggc.h.
1412 (sparc_add_gc_roots): New function.
1413 (mark_ultrasparc_pipeline_state): Likewise.
1414 (override_options): Call sparc_add_gc_roots.
1415 * pa.c: Include ggc.h.
1416 (pa_add_gc_roots): New function.
1417 (mark_deferred_plabels): Likewise.
1418 (override_options): Call pa_add_gc_roots.
1419 * mips.c: Include ggc.h.
1420 (mips_add_gc_roots): New function.
1421 (override_options): Use it.
1423 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1425 * cpperror.c (cpp_file_line_for_message): Constify a char*.
1427 * cppexp.c (parse_number, parse_charconst, cpp_lex,
1428 cpp_parse_expr): Add static prototypes.
1429 (parse_charconst): Don't cast away const-ness.
1430 (token): Constify a char*.
1432 * cppfiles.c (file_name_list, include_hash, find_include_file,
1433 finclude, initialize_input_buffer): Constify a char*.
1434 (file_cleanup, find_position): Add static prototypes.
1436 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
1437 collect_expansion): Add static prototypes.
1438 (cpp_install, create_definition, monthnames): Constify a char*.
1440 * cpphash.h (cpp_install): Likewise.
1442 * cppinit.c (known_suffixes, default_include,
1443 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
1444 (base_name, dump_special_to_buffer, initialize_dependency_output):
1445 Add static prototypes.
1447 * cpplib.c (my_strerror): Constify a char*.
1448 (null_underflow, null_cleanup, skip_comment, copy_comment,
1449 copy_rest_of_line, handle_directive, pass_thru_directive,
1450 get_directive_token, read_line_number, cpp_print_file_and_line,
1451 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
1452 v_cpp_warning_with_line, detect_if_not_defined,
1453 consider_directive_while_skipping): Add static prototypes.
1454 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
1455 cpp_pedwarn_with_file_and_line): Constify a char*.
1457 * cpplib.h (cpp_options, include_hash, progname, definition,
1458 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
1459 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
1460 find_include_file, deps_output, include_hash): Constify a char*.
1462 * cppmain.c (progname): Constify.
1463 (main): Add prototype. Use return, not exit.
1465 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
1466 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
1467 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
1468 check_protection): Add static prototype.
1470 (progname, recognized_macrom, recognized_extern): Constify a char*.
1471 (main): Add prototype.
1473 * gen-protos.c (progname): Constify a char*.
1475 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
1477 * emit-rtl.c (free_emit_status): Take decl as a parameter.
1478 (init_emit_once): Add more GC roots.
1479 * except.c (mark_func_eh_entry): New function.
1480 (mark_eh_node): Mark false_label and rethrow_label.
1481 (init_eh): Add more GC roots.
1482 * function.c (free_after_compilation): Take decl as a paramter.
1483 Call free_stmt_status.
1484 (mark_function_state): Don't assume x_parm_reg_stack_loc is
1486 * function.h (free_after_compilation): Change prototype.
1487 (free_varasm_status): Likewise.
1488 (free_emit_status): Likewise.
1489 (free_stmt_status): New function.
1490 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
1491 Remove, replacing with ...
1492 (ggc_status): New structure.
1493 (ggc_chain): New variable.
1495 (ggc_push_context): New function.
1496 (ggc_pop_context): Likewise.
1497 (ggc_alloc_rtx): Adjust for use of ggc_chain.
1498 (ggc_alloc_rtvec): Likewise.
1499 (ggc_alloc_tree): Likewise.
1500 (ggc_alloc_string): Likewise.
1501 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
1502 (ggc_mark_tree): Give language-dependent code a chance to mark
1504 (ggc_mark_tree_varray): Handle empty arrays.
1505 (ggc_collect): Adjust for use of ggc_chain. Clear
1506 bytes_alloced_since_last_gc.
1507 * ggc.h (ggc_pop_context): New function.
1508 (ggc_push_context): Likewise.
1509 * print-tree.c (print_node): Don't print obstacks when GC'ing.
1510 * stmt.c (free_stmt_status): New function.
1511 (init_stmt_for_function): Clear last_expr_value.
1512 * toplev.c (rest_of_compilation): Always call free_after_compilation.
1513 Conditionalize call to ggc_collect.
1514 (main): Call init_ggc.
1515 * tree.c (push_obstacks): Do the push, even when GC'ing.
1516 (push_obstacks_nochange): Likewise.
1517 (pop_obstacks): Liekwise.
1518 * varasm.c (free_varasm_status): Take decl as a parameter.
1520 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
1522 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
1523 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
1524 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
1525 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
1527 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
1529 * pa/x-pa-mpeix: New file for the MPE port.
1531 * pa/quadlib.asm: New file for long double support.
1533 * configure.in: Add hppa1.0-*-mpeix for MPE port.
1534 * configure: Rebuilt.
1536 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
1538 * final.c (shorten_branches): Fix last change.
1540 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
1542 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
1544 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
1546 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
1549 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1551 * c-aux-info.c (concat): Don't define.
1553 * cccp.c (my_strerror): Likewise. All callers changed to use
1555 (do_include): Call xstrdup, not xmalloc/strcpy.
1556 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
1557 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
1559 * collect2.c (my_strsignal): Likewise. All callers changed to use
1561 (locatelib): Call xstrdup, not xmalloc/strcpy.
1563 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
1565 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
1567 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
1569 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
1571 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
1573 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
1575 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
1577 (find_all_handler_type_matches): Likewise. Don't check return
1579 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
1580 xmalloc, not malloc.
1581 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
1583 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
1584 (init_spec): Call xcalloc, not xmalloc/bzero.
1585 (set_spec): Call xstrdup, not save_string.
1586 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
1587 (find_a_file): Call xstrdup, not xmalloc/strcpy.
1588 (process_command): Call xstrdup, not save_string.
1589 (main): Call xcalloc, not xmalloc/bzero.
1591 * gcov.c (xmalloc): Don't define.
1592 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
1593 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
1594 (output_data): Call xcalloc, not xmalloc/bzero.
1596 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
1598 * mips-tdump.c (xmalloc): Don't define.
1599 (print_symbol): Call xmalloc, not malloc.
1600 (read_tfile): Call xcalloc, not calloc.
1602 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
1603 Don't define. All callers of xfree/my_strsignal changed to use
1604 free/strsignal instead.
1605 (allocate_cluster): Call xcalloc, not calloc.
1607 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
1608 Fix memory leak, free allocated memory.
1610 * prefix.c (translate_name): Call xstrdup, not save_string.
1611 (update_path): Likewise.
1613 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
1615 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
1616 Don't define. Callers of xfree/savestring2 changed to use
1617 free/concat instead.
1619 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
1620 (init_elim_table): Likewise.
1622 * resource.c (init_resource_info): Likewise.
1624 * stupid.c (stupid_life_analysis): Likewise.
1626 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
1627 (open_dump_file): Call concat, not xmalloc/strcpy/...
1628 (clean_dump_file): Likewise.
1629 (compile_file): Call xstrdup, not xmalloc/strcpy.
1631 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
1633 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
1634 * v850.c (v850_va_arg): New.
1636 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1638 * haifa-sched.c: Tidy comments.
1640 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1642 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
1643 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
1644 $(out_object_file)): Depend on ggc.h.
1645 * c-common.c: Include "ggc.h".
1646 (combine_strings): If doing GC, use ggc_alloc_string.
1647 * c-decl.c: Include "ggc.h".
1648 (ggc_p): Define with value 0.
1649 (mark_binding_level): New function.
1650 (init_decl_processing): Add GC roots.
1651 (mark_c_function_context): New function.
1652 (lang_mark_false_label_stack): New function.
1653 (lang_mark_tree): New function.
1654 (lang_cleanup_tree): New function.
1655 * c-lang.c: Include "ggc.h".
1656 (lang_init): Call c_parse_init.
1657 * c-lex.c: Include "ggc.h".
1658 (check_linenum): If doing GC, don't copy filenames to permanent
1660 * c-parse.in: Include "ggc.h".
1661 (c_parse_init): New function.
1662 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
1663 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
1665 * except.c (mark_eh_state): Mark more state.
1666 * function.c (mark_function_state): Likewise.
1667 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
1668 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
1669 * toplev.c (mark_file_stack): New function.
1670 (compile_file): If doing GC, use ggc_alloc_string on input filename.
1671 (main): Add root for input_file_stack.
1673 * i386.c: Include "ggc.h".
1674 (ix86_mark_machine_status): New function.
1675 (override_options): Set mark_machine_status.
1677 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1679 * tree.c (copy_node): Copy node contents also if doing GC.
1681 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1683 * collect2.c (scan_libraries): Fix double-thinko :-).
1685 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
1687 * collect2.c (scan_libraries): Fix thinko.
1689 * cse.c (delete_trivially_dead_insns): Do not skip the last
1690 insn if it is a real insn.
1692 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
1694 * Makefile.in (ggc-simple.o): Depend on hash.h.
1695 * ggc.h (ggc_add_tree_hash_table_root): Declare.
1696 (ggc_mark_tree_varray): Likewise.
1697 (ggc_mark_tree_hash_table): Likewise.
1698 * ggc-simple.c: Include hash.h.
1699 (ggc_mark_tree_hash_table_ptr): New function.
1700 (ggc_mark_tree_hash_table_entry): Likewise.
1701 (ggc_mark_tree_hash_table): Likewise.
1702 (ggc_add_tree_hash_table_root): Likewise.
1703 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
1704 rtx, when defining fields.
1706 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
1708 * profile.c (output_func_start_profiler): Remove apparently
1709 nonsensical call to start_sequence.
1711 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
1713 * clipper/clipper.c (clipper_va_start): Fix typos.
1715 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
1716 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
1717 (spur_va_arg): New stub.
1719 * configure.in: Comment out pyramid.
1721 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
1723 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
1724 don't conflict with the bits that win32, cygwin, and dgux
1727 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
1728 Bernd Schmidt <bernds@cygnus.co.uk>
1730 * integrate.c (function_cannot_inline_p): Do not inline
1731 functions with forced labels.
1733 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
1734 Bernd Schmidt <bernds@cygnus.co.uk>
1735 Mark Mitchell <mark@codesourcery.com>
1737 * Makefile.in (ggc-simple.o): Depend on varray.h.
1738 (rtl.o): Depend on ggc.h.
1739 (genattrtab.o): Depend on ggc.h.
1740 (print-tree.o): Likewise.
1741 (fold-const.o): Likewise.
1742 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
1743 (make_insn_raw): Don't cache insns when GC'ing.
1744 (emit_insn_before): Likewise.
1745 (emit_insn_after): Likewise.
1746 (emit_insn): Likewise.
1747 (start_sequence): Use xmalloc to allocate the sequence_stack.
1748 (end_sequence): Add free to free it.
1749 (gen_sequence): Don't cache insns when GC'ing.
1750 (clear_emit_caches): Don't use sequence_element_free_list.
1751 (init_emit): Use xcalloc, not xmalloc+bzero.
1752 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
1753 * function.c (pop_function_context_from): Use free to free the
1754 fixup_var_refs_queue.
1755 (put_reg_into_stack): Allocate it with xmalloc.
1756 * genattrtab.c: Include ggc.h.
1757 (operate_exp): Don't use obstack_free when GC'ing.
1758 (simplify_cond): Likewise.
1759 (simplify_text_exp): Likewise.
1760 (optimize_attrs): Likewise.
1761 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
1763 (gencode): Generate a #include for ggc.h.
1764 * ggc-callbacks.c (ggc_p): Define it to zero.
1765 * ggc-none.c (ggc_p): Likewise.
1766 * ggc-simple.c: Include varray.h.
1767 (ggc_mark_tree_varray): New function.
1768 (ggc_add_tree_varray_root): Likewise.
1769 (ggc_mark_tree_varray_ptr): Likewise.
1770 * ggc.h (ggc_p): Declare.
1771 (varray_head_tag): Likewise.
1772 (ggc_add_tree_varray_root): Declare.
1773 * print-tree.c (print_node): Don't check for TREE_PERMANENT
1774 inconsistencies when GC'ing.
1775 * rtl.c: Include ggc.h.
1776 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
1777 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
1778 (rtx_free): Don't call obstack_free when GC'ing.
1779 * toplev.c (rest_of_compilation): Call ggc_collect after every
1781 * tree.c (push_obstacks): Do nothing, if GC'ing.
1782 (pop_obstacks_nochange): Likewise.
1783 (pop_obstacks): Likewise.
1784 (make_node): Use ggc_alloc_tree when GC'ing.
1785 (copy_node): Likewise.
1786 (get_identifier): Use ggc_alloc_string when GC'ing.
1787 (build_string): Likewise.
1788 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
1789 (tree_cons): Likewise.
1791 (type_hash_canon): Don't call obstack_free when GC'ing.
1793 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
1795 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
1796 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
1798 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
1799 Bernd Schmidt <bernds@cygnus.co.uk>
1800 Mark Mitchell <mark@codesourcery.com>
1802 * Makefile.in (stor-layout.o): Depend on ggc.h.
1803 (expr.o): Depend on ggc.h.
1804 (profile.o): Depend on ggc.h.
1805 (stor-layout.o): Depend on ggc.h.
1806 * emit-rtl.c (init_emit_once): Add gc roots.
1807 * expr.c: Include ggc.h.
1808 (emit_block_move): Add gc roots.
1809 (clear_storage): Likewise.
1810 * expr.h (init_stor_layout_once): New function.
1811 * profile.c: Include ggc.h.
1812 (init_arc_profiler): profiler_label is a root.
1813 * scan.c (make_sstring_space): Trust xrealloc to function
1814 correctly with first parameter NULL.
1815 * stor-layout.c: Include ggc.h.
1816 (set_sizetype): Add gc root.
1817 (init_stor_layout_once): New function.
1818 * toplev.c (compile_file): Call it.
1820 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
1821 Bernd Schmidt <bernds@cygnus.co.uk>
1822 Mark Mitchell <mark@codesourcery.com>
1824 * Makefile.in (tree.o): Depend on ggc.h.
1825 (varasm.o): Likewise.
1826 (function.o): Likewise.
1828 (except.o): Likewise.
1829 (optabs.o): Likewise.
1830 (emit-rtl.o): Likewise.
1831 * emit-rtl.c: Include ggc.h.
1832 (sequence_element_free_list): Remove, and all references.
1833 (mark_sequence): New functions.
1834 (mark_emit_state): New function.
1835 * except.c: Include ggc.h.
1836 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
1837 (mark_tree_label_node): New functions.
1838 (mark_eh_state): New function.
1839 * function.c: Include ggc.h.
1840 (mark_temp_slot, mark_function_chain): New functions.
1841 (mark_function_state): New function.
1842 (init_function_once): New function.
1843 * function.h (init_function_once): New function.
1844 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
1845 * ggc.h (label_node): Declare.
1846 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
1847 (lang_mark_false_label_stack): New function.
1848 (mark_temp_slot): Remove declaration.
1849 (mark_function_chain): Likewise.
1850 (mark_eh_state): Adjust prototype.
1851 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
1853 * optabs.c: Include ggc.h.
1854 (mark_optab): New function.
1855 (init_optabs): Add gc roots.
1856 * stmt.c: Include ggc.h.
1857 (mark_cond_nesting, mark_loop_nesting): New functions.
1858 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
1859 (mark_stmt_state): New function.
1860 * toplev.c (compile_file): Call init_function_once.
1861 * tree.c: Include ggc.h.
1862 (type_hash): Move declaration earlier in file.
1863 (TYPE_HASH_SIZE, type_hash_table): Likewise.
1864 (init_obstacks): Add gc roots.
1865 (mark_type_hash): New function.
1866 * varasm.c: Include ggc.h.
1867 (mark_pool_constant): New function.
1868 (mark_varasm_state): New function.
1870 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1872 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
1874 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1876 * c-decl.c (struct language_function): Renamed from struct c_function.
1878 (c_function_chain): Delete.
1879 (push_c_function_context): New arg F. Don't warn about nested
1880 functions here. Fill LANGUAGE elt of F. Delete code to update
1881 c_function_chain. Don't call push_function_context.
1882 (pop_c_function_context): New arg F. Restore from there instead of
1883 from c_function_chain. Don't call pop_function_context. Clear out
1884 LANGUAGE field of F when done.
1885 * c-lang.c: Include "function.h"
1886 (lang_init): Initialize save_lang_status and restore_lang_status.
1887 * c-parse.in (nested_function, nested_function_notype): Warn about
1888 nested functions. Call push_function_context/pop_function_context
1889 instead of the _c_ variants.
1890 * c-tree.h (push_c_function_context, pop_c_function_context): Update
1892 * Makefile.in (c-lang.o): Update dependencies.
1894 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
1895 regno_pointer_flag, regno_pointer_align.
1896 (gen_reg_rtx): Use xrealloc to enlarge them.
1897 (free_emit_status): New function.
1898 * function.c (mark_machine_status, mark_lang_status): New variables.
1899 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
1900 in some bits from assign_stack_local. All callers changed to use new
1902 (assign_stack_local): Just call assign_stack_local_1.
1903 (free_after_compilation): New function.
1904 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
1905 (trampoline_address): Likewise.
1906 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
1907 (prepare_function_start): Explicitly clear some more variables.
1908 * function.h (struct function): New elt can_garbage_collect.
1909 (mark_machine_status, mark_lang_status): Declare variables.
1910 (free_after_compilation, free_emit_status, free_varasm_status,
1911 init_varasm_status): Declare functions.
1912 * toplev.c (rest_of_compilation): Call free_after_compilation when
1913 done with the current function.
1914 * varasm.c (free_varasm_status): New function.
1916 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
1918 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
1919 (EXPAND_BUILTIN_VA_ARG): Define.
1920 * sparc.c (sparc_va_start): New.
1921 (sparc_va_arg): New.
1923 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1925 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
1927 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1929 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
1931 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
1933 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
1935 (ggc-callbacks.o): New target.
1936 * ggc-callbacks.c: New file.
1938 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1940 * expr.h: Collapse individual optab and libfunc vars to arrays.
1941 (optab_index, libfunc_index): New enumerations.
1942 (optab_table, libfunc_table): New arrays.
1943 Add accessor macros for both.
1945 * optabs.c (optab_table, libfunc_table): New.
1946 Delete declarations for individual optab and libfunc vars.
1948 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
1950 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
1952 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1954 * Makefile.in (GGC, GGC_LIB): New.
1955 (HOST_RTL): Include ggc-none.o.
1956 (ggc-simple.o): New target.
1957 (ggc-none.o): Likewise.
1958 * tree.h (tree_common): Add gc_mark.
1959 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
1960 (struct rtvec_def): Add gc_mark.
1961 * emit-rtl.c (global_rtl): Update static initializers to contain
1962 enough initializers.
1963 * ggc.h, ggc-none.c, ggc-simple.c: New files.
1964 * toplev.c (gc_time): New variable.
1965 (all_time): New variable.
1966 (compile_file): Print gc time.
1967 (print_time): Calculate percentage of the whole.
1969 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1971 Change obstack memory management and varasm constant pool handling so
1972 that nested functions are treated like any other functions.
1973 * function.c (init_machine_status): New variable.
1974 (push_function_context_to): Set contains_functions for the outer
1975 function. Don't call save_varasm_status.
1976 (pop_function_context_from): Don't call restore_varasm_status. Don't
1977 set current_function_contains_functions.
1978 (prepare_function_start): Call init_varasm_status rather than
1979 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
1981 * function.h (struct function) Add field varasm. Delete fields
1982 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
1983 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
1984 (init_machine_status): Declare.
1985 (save_varasm_status, restore_varasm_status): Delete declarations.
1986 (save_tree_status, restore_tree_status): Delete last argument.
1987 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
1988 code. All callers changed.
1989 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
1990 save_constants_in_decl_trees, restore_constants, save_constants,
1991 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
1993 (inlining): New variable.
1994 (reg_map, label_map, insn_map, orig_asm_operands_vector,
1995 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
1997 (save_for_inline_nocopy): Don't save constants.
1998 Don't set inl_emit field in current_function.
1999 (expand_inline_function): Use emit field, not inl_emit, of the inlined
2000 function. Set new variable inlining before
2001 calling copy_rtx_and_substitute.
2002 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
2003 constant pool references if inlining is nonzero.
2004 Delete ADDRESS and (most of the) CONST cases.
2005 (output_inline_function): Save and restore current_function/
2006 current_function_decl. Delete restore_constants code. Don't call
2007 init_const_rtx_hash_table.
2008 * output.h (init_const_rtx_hash_table): Don't declare.
2009 * rtl.h (struct function): Declare.
2010 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
2011 * toplev.c (rest_of_compilation): Don't treat nested functions or
2012 functions containing them specially. Delete all code to deal with
2013 save_for_inline_copying.
2014 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
2015 inline_obstacks): Delete variables.
2016 (save_tree_status): Lose arg CONTEXT. All callers changed.
2017 Simply allocate a new function_maybepermanent_obstack for the new
2018 function, delete all the special cases.
2019 Don't save inline_obstacks.
2020 (restore_tree_status): Lose arg CONTEXT. All callers changed.
2021 Delete special handling for function_maybepermanent_obstack; simply
2023 Don't restore inline_obstacks.
2024 (permanent_allocation): Delete code that frees inline_obstacks.
2025 (print_inline_obstack_statistics): Delete function.
2026 (dump_tree_statistics): Don't call it.
2027 * varasm.c (struct varasm_status): New.
2028 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
2029 last_pool, pool_offset, const_double_chain): Delete global
2030 variables, replace with accessor macros.
2031 (immed_double_const): Don't walk const_double_chain outside a
2032 function, but don't treat nested functions specially anymore.
2033 (immed_real_const_1): Likewise.
2034 (clear_const_double_mem): Don't treat nested functions specially.
2035 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
2036 (save_varasm_status, restore_varasm_status): Delete functions.
2037 (init_varasm_status): New function.
2038 (force_const_mem): Don't treat nested functions specially.
2039 (find_pool_constant): Accept new arg F, search for constants in
2040 that function's pool rather than the current one. All callers
2042 (get_pool_constant_for_function, get_pool_mode_for_function): New
2045 * i386.c (init_386_machine_status): New function, mostly from
2046 clear_386_stack_locals.
2047 (struct machine_functions): Rename element names to avoid name
2049 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
2050 macros, replacing global variables.
2051 (clear_386_stack_locals, save_386_machine_status,
2052 restore_386_machine_status): Delete functions.
2053 (override_options): Initialize init_machine_status.
2054 * i386.h (INIT_EXPANDERS): Delete macro.
2055 (save_386_machine_status, restore_386_machine_status,
2056 clear_386_stack_locals): Delete declarations.
2058 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2060 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
2061 (doloop_begin): Simplify pattern and use emit_jump_insn.
2062 (doloop_end): Simplify pattern, switch operand order,
2063 and use emit_jump_insn.
2065 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2067 * function.h (struct function): Add new element LANGUAGE.
2068 (save_lang_status): Declare new variable.
2069 (restore_lang_status): Likewise.
2070 * function.c (save_lang_status): Define.
2071 (restore_lang_status): Likewise.
2072 (push_function_context_to): Call language-specific save function.
2073 (pop_function_context_from): Call language-specific restore function.
2075 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2077 * i386.md (movsf_1): Check REG_P before use of REGNO.
2078 (movdf_1): Likewise.
2079 (movxf_1): Likewise.
2080 (extendsfdf2): Likewise.
2081 (extendsfxf2): Likewise.
2082 (extenddfxf2): Likewise.
2084 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2086 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
2087 constants into memory.
2088 (c4x_shiftable_constant): New function.
2089 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
2090 (c4x_shiftable_constant): Declare.
2091 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
2092 ashlqi3_noclobber): Add new patterns and associated splitters.
2094 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
2096 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
2097 * dwarf2out.c (dwarf2out_frame_init): Likewise.
2098 * final.c (shorten_branches): Likewise.
2099 * global.c (global_alloc): Likewise.
2100 * haifa-sched.c (build_control_flow): Likewise.
2101 * stmt.c (check_for_full_enumeration_handling): Likewise.
2102 (estimate_case_costs): Likewise.
2104 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
2106 * rtl.h (RTL_CHECKC2): Fix typo in last change.
2108 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
2110 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
2111 (recompute_reg_usage): Likewise.
2112 * rtlanal.c (find_regno_fusage): Likewise.
2114 * rtl.c (rtl_check_failed_code1): New function.
2115 (rtl_check_failed_code2): New.
2116 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
2117 (RTL_CHECKC1, RTL_CHECKC2): New.
2118 (XC*): New accessor macros.
2119 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
2120 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
2121 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
2122 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
2123 (TRAP_*, RANGE_INFO_*): Likewise.
2125 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2127 * Makefile.in (tlink.o): Don't depend on toplev.h.
2129 * collect2.c (c_file, o_file, export_file, import_file, ldout,
2130 output_file, nm_file_name, ldd_file_name, strip_file_name,
2131 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
2132 add_prefix, prefix_from_env, prefix_from_string, do_wait,
2133 fork_execute, maybe_unlink, add_to_list,
2134 extract_init_priority, write_list, dump_list,
2135 dump_prefix_list, write_list_with_asm, write_c_file,
2136 write_c_file_stat, write_c_file_glob, scan_prog_file,
2137 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
2138 ignore_library, extract_string, notice, dump_file, target_machine,
2139 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
2140 read_file, print_load_command): Constify a char*.
2141 (fdopen, error, fatal, fatal_perror): Don't prototype.
2142 (my_strerror): Remove. All callers use xstrerror instead.
2143 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
2144 (main): Add prototype. Constify lots of char* ptrs. Change calls
2145 to xcalloc/strcpy/strcat/... to one call to concat.
2146 (main, scan_prog_file, scan_libraries): Use an intermediate
2147 `const char **' to build an argv array.
2148 (mapfile, libselect, libcompare, locatelib): Add prototypes.
2150 * collect2.h (collect_execute, collect_wait, dump_file,
2151 file_exists): Constify a char*.
2152 (ldout, c_file_name, temporary_obstack, permanent_obstack,
2153 temporary_firstobj, vflag, debug): Add extern declarations.
2154 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
2156 * tlink.c: Don't include toplev.h.
2157 (vflag, debug, ldout, c_file_name, temporary_obstack,
2158 permanent_obstack, temporary_firstobj): Don't declare.
2159 (tlink_execute, frob_extension, symbol_hash_lookup,
2160 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
2161 recompile_files, read_repo_files, demangle_new_symbols,
2162 scan_linker_output): Constify a char*.
2163 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
2164 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
2166 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
2168 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
2169 (relative) rather than jsr (absolute) subroutine call insns.
2170 * config/m68k/m68k-coff.h: Ditto.
2172 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
2174 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
2175 now rework these too.
2176 (arm_reorg): If an insn can't reach the end of the current pool,
2177 ensure that we emit that pool before the insn.
2179 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
2181 * tlink.c (scan_linker_output): Skip the initial underscore in
2182 a mangled name if appropriate.
2184 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2186 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
2187 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
2188 error_with_ivar, gen_declarator, create_builtin_decl,
2189 my_build_string, generate_descriptor_table, generate_ivars_list,
2190 generate_dispatch_table, check_protocols, TAG_GETCLASS,
2191 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
2192 dump_base_name, lang_decode_option, build_encode_expr,
2193 start_class, finish_class, encode_pointer, really_start_method,
2194 gen_declaration, dump_interface, handle_class_ref, handle_impent):
2196 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
2197 Add static prototypes.
2198 (build_objc_string_decl, build_selector_reference_decl,
2199 encode_bitfield, build_class_reference_decl): Remove unused
2200 parameter, all callers changed.
2201 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
2202 (objc_printable_name): Likewise. Change second parameter to type int.
2203 (init_objc): Use memcpy, not bcopy, to avoid casts.
2205 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
2207 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
2208 reg notes on a deleted insn.
2209 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
2211 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
2213 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
2215 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2217 * stmt.c (expand_asm_operands): Fix index into inout_mode when
2220 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
2222 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
2223 * tm.texi (MD_ASM_CLOBBERS): Document it.
2225 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
2227 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
2228 * except.c (expand_rethrow): Remove unused variable.
2229 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
2230 * flow.c (replace_insns): Likewise.
2231 (create_edge_list, verify_edge_list): Likewise.
2232 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
2234 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
2235 is special code to run.
2236 (main): Don't define operands to emit_operand.
2237 * genrecog.c (main): Don't emit an empty peephole2_insn function.
2239 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
2241 * alpha/alpha.h (normal_memory_operand): Declare.
2242 (reg_no_subreg_operand): Declare.
2243 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2245 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
2247 * c-parse.in (compstmt_primary_start): New, broken out of first
2248 part of compstmt handling in primary.
2249 (primary): Use it. Add an error clause.
2250 (compstmt_nostart): Renamed from compstmt; remove all
2251 initial invocations of compstmt_start.
2254 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
2256 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
2259 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
2261 * combine.c (simplify_shift_const): Remove extra semicolon.
2262 * dwarf2out.c (remove_AT): Likewise.
2263 * expmed.c (expand_mult): Likewise.
2264 * gcov.c (create_program_flow_graph): Likewise.
2265 * reorg.c (mostly_true_jump): Likewise.
2267 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
2269 * fold-const.c (fold_range_test): Do not try to fold the range
2270 test if the rhs or lhs has side effects.
2272 * combine.c (simplify_rtx): Recognize another case of a synthesized
2275 * varasm.c (mark_constant_pool): When marking indirect references,
2276 only look at SYMBOL_REFs.
2278 * except.c (expand_fixup_region_end): Do not peek at
2279 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
2281 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
2283 * flags.h: New variables align_loops, align_loops_log,
2284 align_jumps, align_jumps_log, align_labels, align_labels_log,
2285 align_functions, align_functions_log.
2286 * toplev.c: Define them.
2287 (f_options): Handle -falign-* when they have no argument.
2288 (main): Add logic to set variables for -falign-functions,
2289 -falign-jumps, -falign-labels, -falign-loops.
2290 Make it -fsched-verbose=<n> and -finline-limit=<n>.
2291 (display_help): Change help to match options.
2292 * final.c (LABEL_ALIGN): Default to align_labels_log.
2293 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
2294 (LOOP_ALIGN): Default to align_loops_log.
2295 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
2296 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
2297 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
2298 * varasm.c (assemble_start_function): Handle align_functions.
2300 * config/sparc/sparc.h: Don't declare sparc_align_*.
2301 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
2302 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
2304 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
2306 * config/sparc/sparc.c: Delete sparc_align_loops,
2307 sparc_align_jumps, sparc_align_funcs and the corresponding string
2309 (sparc_override_options): Default align_functions on ultrasparc.
2310 Delete -malign-* handling.
2312 * config/mips/mips.c (override_options): On 64-bit targets,
2313 try to align code to 64-bit boundaries.
2314 (print_operand): New substitution, %~,
2315 which aligns labels to align_labels_log.
2316 * config/mips/mips.md (div_trap_normal): Use %~.
2317 (div_trap_mips16): Likewise.
2322 (ashldi3_internal): Likewise.
2323 (ashrdi3_internal): Likewise.
2324 (lshrdi3_internal): Likewise.
2325 (casesi_internal): Likewise.
2327 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
2329 Merge new ia32 backend from the branch!
2331 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
2332 See ChangeLog.P2 on new_ia32_branch for details.
2334 * rtl.h (stack_regs_mentioned_p): Delete prototype.
2335 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
2336 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
2337 * i386/gas.h (ASM_FILE_START): Define.
2338 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
2339 for name change of ix86_valid_decl_attribute_p.
2340 (i386_pe_valid_type_attribute_p): Similarly.
2342 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
2344 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
2345 to step through CC modes.
2347 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2349 * regmove.c (fixup_match_1): Don't move INSN in front of P if
2350 it would end up in the shadow of a live flags regsiter.
2352 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2354 * reload1.c: Fix many indentation problems.
2355 * reload.c: Likewise.
2357 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
2359 * alias.c (non_local_reference_p): Constify fmt.
2361 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
2363 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
2365 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
2367 * cse.c (delete_trivially_dead_insns): Do not delete stores to
2368 the internal_arg_pointer.
2370 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
2372 Merge peephole2 from new_ia32_branch:
2373 * Makefile.in (STAGESTUFF): Add *.peephole2.
2374 (mostlyclean): Likewise.
2375 (recog.o): Depend on resource.h.
2377 * final.c (peephole): Conditionalize decl on HAVE_peephole.
2378 (final_scan_insn): Likewise for the invocation of peephole.
2379 * genconfig.c (main): Look for peephole and peephole2 patterns.
2380 Emit HAVE_peephole* accordingly.
2381 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
2382 * flags.h (flag_peephole2): Declare.
2383 * toplev.c: New pass peephole2. New flag -fpeephole2.
2385 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
2386 * gencodes.c (main): Likewise.
2387 * genextract.c (main): Likewise.
2388 * genoutput.c (main): Likewise.
2389 * genemit.c (max_operand_1): Look for the max scratch operand.
2390 (gen_rtx_scratch): New.
2391 (gen_exp): Use it, and pass on new arg subroutine_type.
2392 (gen_expand): Take max scratch into account.
2393 (gen_split): Emit peephole2 functions.
2394 (output_peephole2_scratch): New.
2395 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
2396 * genrecog.c (routine_type): Add PEEPHOLE2.
2398 (make_insn_sequence): Match outer parallel for peep2. Discard
2399 top level scratches and dups.
2400 (add_to_sequence): New args insn_type and top. Update all callers.
2401 Handle toplevel peep2 matching insns.
2402 (write_subroutine): Handle peep2.
2403 (write_tree_1): Likewise.
2404 (write_tree): Likewise.
2406 (change_state): New arg afterward. Update all callers.
2407 Handle matching separate insns.
2408 * recog.c (recog_next_insn): New.
2409 (peephole2_optimize): New.
2410 * rtl.def (DEFINE_PEEPHOLE2): New.
2411 * resource.c (find_free_register): New argument last_insn. Use it
2412 to find a register available through the entire span.
2413 * resource.h (find_free_register): Update prototype.
2415 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
2417 * i386.c (output_strlen_unroll): Don't write xops[7]
2418 label if it wasn't set.
2420 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
2422 * cpplib.c (struct directive): Const-ify name pointer and
2423 function pointer prototype.
2424 (validate_else, do_define, do_line, do_include, do_undef,
2425 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
2426 do_elif, do_endif, do_sccs, do_assert, do_unassert,
2427 do_warning): Const-ify second arg.
2428 (directive_table): Mark const. Reorder entries by frequency
2429 of usage, record statistics.
2431 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
2433 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
2434 bounds- check RTL accesses if --enable-checking.
2435 (RTVEC_ELT): Bounds check if --enable-checking.
2436 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
2437 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
2438 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
2440 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
2441 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
2443 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
2444 (NOTE_SOURCE_FILE): Use X0STR.
2445 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
2446 MEM_ALIAS_SET): Use X0INT.
2447 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
2448 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
2450 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
2451 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
2452 (rtl_check_failed_bounds, rtl_check_failed_type1,
2453 rtl_check_failed_type2, rtvec_check_failed_bounds): New
2455 (fancy_abort): Fix comment.
2457 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
2458 (cse_insn): Decrement LABEL_NUSES for jump target before
2460 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
2461 * final.c (alter_subreg): Compute regno before changing x to
2462 REG; set REGNO(x) after changing it.
2463 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
2464 notes containing CONST_INTs.
2465 (delete_eh_regions): Use NOTE_EH_HANDLER.
2466 * function.c (put_reg_into_stack): Make reg a MEM before
2468 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
2470 (gen_mem_addressof): Make reg a MEM before initializing it.
2471 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
2473 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
2474 deleting an insn, not after.
2475 (block_alloc): Only look at PATTERN(insn) if we have to, and
2476 only if it's format class 'i'.
2477 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
2478 CONST_INT before using its INTVAL.
2479 * print-rtl.c (print_rtx): Use X0STR.
2480 * regmove.c (fixup_match_1): Don't look at PATTERN of
2481 non-class-'i' insn chain elements.
2482 * reload.c (loc_mentioned_in_p): Take address of
2483 in->fld[1].rtx directly.
2484 * reload1.c (reload): Change reg to a MEM before initializing
2486 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
2488 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
2490 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
2492 * config/mips/mips.c (machine_dependent_reorg): Force a
2493 barrier to output the local constant pool if a barrier hasn't
2494 been found at a natural point in the instruction stream.
2496 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2498 * c-parse.in (language_string): Constify.
2500 * dwarf2out.c (language_string): Remove declaration.
2502 * dwarfout.c (language_string): Likewise.
2504 * toplev.c (language_string, init_parse, finish_parse): Likewise.
2506 * tree.h (language_string, init_parse, finish_parse): Declare.
2508 * i386/sun386.h (language_string): Remove declaration.
2510 * mips.h (language_string): Likewise.
2512 * nextstep.h (language_string): Likewise.
2514 * nextstep21.h (language_string): Likewise.
2516 * rs6000.c (language_string): Likewise.
2518 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2520 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
2521 (getpwd.o): Remove target.
2523 * getpwd.c: Delete file. Its in libiberty now.
2525 * dbxout.c (getpwd): Don't prototype.
2526 * dwarf2out.c (getpwd): Likewise
2527 * dwarfout.c (getpwd): Likewise
2528 * final.c (getpwd): Likewise.
2529 * protoize.c (getpwd): Likewise.
2531 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2533 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
2535 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2537 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
2540 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
2542 * fixinc/Makefile.in (subdir): New.
2543 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
2546 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
2548 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
2549 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
2552 * invoke.texi: Fix typo.
2554 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
2555 changed. Handle autoincrement addressing modes.
2557 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
2558 just like we would the virtual incoming args register when
2561 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
2563 * rs6000.h (ASM_FILE_START): Specify complete filename, including
2564 path, in .file directive.
2566 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
2568 * gcc.texi (External Bugs): Remove obsolete note about Perl on
2571 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
2573 * stdbool.h: Make the typedef name _Bool, with bool a #defined
2576 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2578 * tree.c (tree_code_name): Constify a char*.
2580 * tree.h (tree_code_name, decl_printable_name): Likewise.
2582 * function.h (struct function): Likewise.
2584 * toplev.c (decl_name, decl_printable_name): Likewise.
2586 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
2588 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
2589 (init_objc): Remove function pointer cast.
2591 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
2593 * pa.md (interspace_jump): New pattern.
2594 (builtin_longjmp): New expander.
2596 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
2598 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
2599 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
2600 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
2602 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
2604 * jump.c (delete_prior_computation): Also check calls
2605 to constant functions. Don't bother checking for a
2606 REG_UNUSED note before adding it.
2607 (delete_computation): Handle multi-word hard registers
2608 when synthesizing missing REG_DEAD notes for a register
2609 which is both set and used by an insn.
2611 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2613 * loop.c (this_loop_info): New variable.
2614 (loop_has_call, loop_has_volatile, loop_has_tablejump,
2615 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
2617 (prescan_loop, strength_reduce): New argument loop_info. All callers
2619 (scan_loop): New variable loop_info, initialise to address of
2621 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
2622 Delete variable loop_has_multiple_exit targets and replace with
2623 field in this_loop_info.
2624 (find_and_verify_loops): Rename this_loop to this_loop_num.
2625 (strength_reduce): Delete loop_iteration_info. Replace variable
2626 loop_info with function argument of same name.
2627 (insert_bct): Rework test for loop being completely unrolled.
2629 * loop.h (struct loop_info): New fields num, loops_enclosed,
2630 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
2631 has_indirect_jump, and cont. Redefine use of unroll_number.
2632 (loop_unroll_number): Delete.
2634 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
2636 (loop_iterations): Delete variable vtop and instead use
2637 loop_info->vtop computed in prescan_loop.
2639 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
2641 * fix-header.c (main): Do not pass a null pointer to strcmp.
2643 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
2645 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
2647 * configure: Rebuilt.
2649 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
2651 * jump.c (jump_optimize_1): Do not delete assignments to
2652 internal_arg_pointer.
2653 * cse.c (delete_trivially_dead_insns): Always consider a set of
2654 the internal_arg_pointer live.
2656 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
2658 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
2659 (update_life_info) [REG_WAS_0]: Search the original insns rather
2660 than the new insns for the note. Fix typos finding note_dest.
2661 If no dest found, discard the note rather than abort.
2662 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
2663 (replace_insns): Remove the old insn list after update_life_info
2666 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
2668 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
2670 (sched_analyze_1): Let add_dependence care for not adding dups.
2671 (sched_analyze_2): Likewise.
2672 (add_branch_dependences): Likewise.
2674 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
2676 * i386/winnt.c (export_list): New type.
2677 (exports_head): Rename to
2678 (export_head): this.
2679 (i386_pe_record_exported_symbol): Add is_data flag.
2680 (i386_pe_asm_file_end): Emit directive for exported variables.
2681 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
2683 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
2684 (ASM_DECLARE_OBJECT_NAME): Likewise.
2685 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2686 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2688 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
2690 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
2692 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
2695 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
2697 * config/openbsd.h: Define SET_ASM_OP.
2698 * tm.texi: cross-reference SET_ASM_OP in the index.
2700 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
2702 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
2703 for a CONST_DOUBLE, at compile time. Initialize rtx_length
2704 and class_narrowest_mode at compile time. Kill init_rtl.
2705 Mark rtx_length, mode_class, mode_size, mode_unit_size,
2706 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
2707 rtx_format as const. Kill all references to EXTRA_CC_MODES or
2709 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
2711 * rtl.h: Declare rtx_length and rtx_format as const.
2712 * machmode.def: Define CC(). Use CC() to define CCmode. If
2713 EXTRA_CC_MODES is defined, expand it here.
2714 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
2715 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
2716 const. Kill all references to EXTRA_CC_MODES.
2718 * toplev.c: Don't prototype or call init_rtl.
2719 * optabs.c: Don't call init_mov_optab.
2720 * genemit.c: Don't generate init_mov_optab. Don't call
2722 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
2724 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
2725 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
2726 genrecog.c: Don't call init_rtl.
2728 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
2729 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
2730 definition of EXTRA_CC_MODES.
2732 * md.texi: Kill ref to EXTRA_CC_NAMES.
2733 * tm.texi: Document new way to define EXTRA_CC_MODES.
2735 * genrecog.c: Do not look up the name of a define_split.
2738 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
2740 * config/v850/v850.md: Fix typo introduced by previous delta.
2742 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2744 * gcc.c (fatal): Make definition static to match prototype.
2746 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2748 * combine.c (get_last_value): Don't look for earlier sets if the last
2749 known set is somewhere in between the insns being combined.
2751 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
2753 * configure.in: Don't use shell ! to negate exit codes
2754 * configure: Regenerate
2756 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
2758 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
2759 the fact that ALIGN is measured in bits, not bytes.
2761 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
2763 * errors.c: New file; defines functions error, warning, and
2764 fatal, variables have_error and progname.
2765 * errors.h: New file; prototypes and decls for stuff in errors.c.
2767 * Makefile: Add rules to build errors.o and
2768 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
2769 genopinit, genrecog, genextract, genpeep, genattr, and
2770 genoutput with errors.o. Add errors.h to deps of genconfig.o,
2771 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
2772 genpeep.o, genattr.o, and genoutput.o.
2774 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
2775 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
2776 define or prototype fatal. Set progname at beginning of main.
2777 * genoutput.c: Likewise, and don't define or prototype error
2780 * c-typeck.c (c_expand_start_case): Return immediately if exp
2782 * fold-const.c (operand_equal_p): Return immediately if arg1
2783 or arg0 are ERROR_MARKs.
2784 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
2785 fields of type ERROR_MARK when calculating if the record can
2788 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
2789 with much help from Jeffrey A Law and Richard Henderson
2791 * i386.md: In the 6 insns which call output_fix_trunc,
2792 earlyclobber operands[0].
2794 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
2796 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
2797 creating new registers.
2799 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
2801 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
2802 i386_reg_alloc_order, i386_regparm_string,
2803 i386_align_loops_string, i386_align_jumps_string,
2804 i386_align_funcs_string, i386_preferred_stack_boundary_string,
2805 and i386_branch_cost_string as type "const char *".
2806 * i386.c: Define all above strings as type "const char *".
2808 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
2810 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
2811 when emitting alignment padding. Emit padding byte of 0 instead of 4.
2813 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2815 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
2816 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
2818 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
2820 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
2821 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
2822 (dwarf2out_line, dwarf2out_finish): Likewise.
2823 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
2825 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2827 * tree.c (lang_unsave_expr_now) : Correct return type.
2828 * tree.h (lang_unsave_expr_now) : Same.
2830 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
2832 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
2833 instead of duplicating code.
2835 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2837 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
2839 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
2841 * tree.h: fancy_abort always takes three args.
2842 * resource.c: Move include of system.h before toplev.h.
2844 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
2846 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
2849 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
2851 * system.h: Don't redefine abort or trim_filename.
2852 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
2853 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
2854 whether or not __FUNCTION__ is available.
2855 * tree.h: Duplicate rtl.h's definition of abort, for files
2856 that don't include rtl.h. Delete all code to perform type
2857 checking with a compiler other than GCC.
2858 * varray.h: Delete all code to perform type checking with a
2859 compiler other than GCC. Make VARRAY_CHECK() always evaluate
2860 its arguments exactly once, using a statement expression.
2861 Adjust the VARRAY_<type> accessor macros to match.
2862 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
2863 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
2864 caller's location. Define fatal_insn and fatal_insn_not_found
2865 as macros that use _fatal_insn and _fatal_insn_not_found.
2866 (fancy_abort, trim_filename): Kill prototypes.
2868 * rtl.c (trim_filename): Move here from toplev.c.
2869 (fancy_abort): New function.
2870 (DIR_SEPARATOR): Provide default definition.
2871 * tree.c (tree_check_failed, tree_class_check_failed): Go
2872 through fancy_abort.
2873 (tree_check, tree_class_check, cst_or_constructor_check,
2874 expr_check): Delete.
2875 * varray.c (varray_check_failed): New function.
2876 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
2877 _fatal_insn and _fatal_insn_not_found. Go through
2879 (trim_filename, fancy_abort): Delete.
2881 * builtins.c (expand_builtin_args_info): Report ICE with abort.
2882 * except.c (start_catch_handler): Report ICE with error/abort
2884 * final.c (output_operand_lossage): Likewise.
2885 * flow.c (verify_flow_info): Likewise.
2887 * gcc.c: Prototype fatal.
2888 * gengenrtl.c: Undef abort after including rtl.h not system.h.
2889 * genattr.c, genattrtab.c, genemit.c, genextract.c,
2890 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
2891 Don't define fancy_abort.
2893 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
2895 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
2898 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
2900 * m88k.h (VERSION_INFO2): Kill.
2901 (VERSION_STRING): Kill.
2903 (VERSION_INFO1): Tidy.
2904 (TARGET_VERSION): Update.
2905 * m88k/dgux.h (VERSION_INFO2): Kill.
2906 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
2907 * m88k/luna.h (VERSION_INFO1): Tidy.
2908 * m88k/sysv4.h (VERSION_INFO1): Likewise.
2909 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
2910 (output_file_start): Adjust for death of VERSION_STRING.
2912 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
2914 * cpplib.c (detect_if_not_defined): New function.
2915 (do_if): Use it to detect potential once-only headers.
2917 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
2919 * c-common.c (combine_strings): Always set TREE_CONSTANT.
2921 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
2923 * combine.c (nonzero_bits) : Allow single-ly set registers to be
2924 anywere in the function only if they are pseudos and set before
2925 being used (not live at the start of the function).
2926 (num_sign_bit_copies) : Same.
2927 (get_last_value_validate) : Same.
2928 (get_last_value) : Same.
2930 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
2932 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
2933 where N and M are constant and N is an integer multiple of M.
2935 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2937 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
2938 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2939 sbitmap_union_of_preds): Add prototypes.
2940 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
2941 the intersection of successors with the new flow graph structures.
2942 (sbitmap_intersection_of_preds): New function to compute the
2943 intersection of predecessors with the new flow graph structures.
2944 (sbitmap_union_of_succs): New function to compute the union of
2945 successors with the new flow graph structures.
2946 (sbitmap_union_of_preds): New function to compute the union of
2947 predecessors with the new flow graph structures.
2948 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
2949 (expr_reaches_here_p): Use edge and basic_block structures instead
2950 of s_preds and s_succs.
2951 (compute_cprop_avinout): Use new sbitmap routines.
2952 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
2953 of s_preds and s_succs.
2954 * flow.c (compute_flow_dominators): Compute dominators using
2955 edges and basic blocks instead of s_preds and s_succs.
2957 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2959 * lists.c (unused_insn_list, unused_expr_list): New file for
2960 maintaining various types of lists. New statics for maintaining a
2961 cache of available INSN_LIST and EXPR_LIST nodes.
2962 (free_list): Static function for freeing a list of INSN/EXPR nodes.
2963 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
2964 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
2965 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
2966 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
2967 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
2968 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
2969 (free_INSN_LIST_node): Free an individual INSN_LIST node.
2970 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
2971 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
2972 (remove_dependence, free_pending_lists): Use new global routines.
2973 (flush_pending_lists, sched_analyze_insn): Use new global routines.
2974 (sched_analyze, compute_block_backward_dependences): Use new routines.
2975 (sched_analyze_1, sched_analyze_2): Use new routines.
2976 (schedule_insns): Use new global routines.
2977 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
2979 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
2980 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
2982 * toplev.c (rest_of_compilation): Initialize node cache.
2983 * Makefile.in (OBJS): Add lists.o to list of object files.
2984 (lists.o): Add dependancies.
2986 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
2988 * config/v850/v850.md: Fix compile time warning messages.
2989 * config/v850/v850.c: Fix compile time warning messages.
2990 * config/v850/v850.h: Fix compile time warning messages.
2992 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2994 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
2995 Remove unused prototype for `init_lengths'.
2997 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2999 * calls.c (emit_call_1): Mark parameter `stack_size' with
3001 (expand_call): Initialize variable `insn'.
3002 (emit_library_call): Likewise for variable `high_to_save'.
3003 (emit_library_call_value): Likewise.
3004 (store_one_arg): Likewise for variables `lower_bound' and
3007 * combine.c (try_combine): Likewise for variables `i2_code_number'
3008 and `other_code_number'.
3009 (find_split_point): Likewise for variables `pos', `unsignedp' and
3011 (simplify_if_then_else): Likewise for variables `op' and `c1'.
3012 (simplify_and_const_int): Remove unused variable `width'.
3013 (merge_outer_ops): Likewise.
3015 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
3016 HOST_WIDE_INT' when comparing against one.
3017 (simplify_relational_operation): Likewise.
3018 (cse_insn): Initialize variables `src_eqv_volatile',
3019 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
3021 * final.c (init_final): Constify parameter `filename'.
3022 (final_start_function): Mark parameter `optimize' with
3024 (profile_function): Likewise for parameters `first' and `optimize'.
3025 (output_source_line): Likewise for parameter `file'.
3027 * integrate.c (subst_constants): Cast a value to `size_t' when
3028 comparing against one.
3029 (mark_stores): Initialize variable `mode'. Cast a value to
3030 `size_t' when comparing against one.
3032 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
3034 * loop.c (move_movables): Initialize variable `first'.
3035 (strength_reduce): Likewise for variable `increment'.
3036 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
3037 value to `size_t' when comparing against one.
3038 (load_mems): Initialize variable `end_label'.
3040 * output.h (init_final): Constify parameter.
3042 * reload.c (decompose): Initialize variable `base'.
3044 * reload1.c (reload): Likewise for variable `is_scalar'.
3045 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
3046 (choose_reload_regs): Initialize variable `mode'.
3047 (emit_reload_insns): Likewise for variable `store_insn'.
3048 (reload_cse_noop_set_p): Mark parameter `insn' with
3050 (reload_combine): Initialize variable `set'.
3052 * unroll.c (unroll_loop): Likewise for variable `local_label'.
3053 (copy_loop_body): Cast a value to `size_t' when comparing against
3056 * varasm.c (assemble_variable): Initialize variable `size_tree'.
3057 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
3058 (remove_from_pending_weak_list): Mark parameter `name' with
3061 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3063 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
3066 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
3068 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
3069 (ASM_DECLARE_FUNCTION_NAME): Define.
3070 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
3071 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
3072 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
3073 not already defined.
3075 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3077 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
3078 of n_popped when call/call_value are not defined.
3080 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
3082 * tm.texi: GNU CC -> GCC conversion.
3083 (CC1_SPEC): Indicate it is used for all language front ends.
3085 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
3087 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
3088 NOTE_INSN_EH_REGION_END correctly.
3090 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3091 Jeff Law <law@cygnus.com>
3093 * loop.c (strength_reduce): Automatically unroll loops if the
3094 unrolled loop size is smaller than the rolled loop size.
3096 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
3097 and delete comment that code should be rewritten.
3099 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
3101 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
3104 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
3106 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3108 * fixinc/mkfixinc.sh: Don't fix uwin headers.
3109 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
3110 (LINK_SPEC): Add -u _main when building executables.
3111 (ASM_DECLARE_FUNCTION): Update from Cygwin.
3112 (ASM_FILE_END): Use the default for ix86-pe.
3113 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
3115 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
3117 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
3118 and ASM_CLOSE_PAREN are empty strings.
3120 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
3121 Geoffrey Keating <geoffk@cygnus.com>
3123 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
3124 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
3125 (unprotoize.o): Ditto.
3126 (test-protoize-simple): Don't define STD_PROTO_DIR.
3127 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
3128 changes to make 'test-protoize-simple' pass.
3129 (STD_PROTO_DIR): Remove define.
3130 (STANDARD_EXEC_PREFIX): Supply default define.
3131 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
3132 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
3133 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
3134 (GET_ENV_PATH_LIST): New macro.
3135 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
3136 (do_processing): Initialize default_syscalls_dir using new
3137 macros. Use it to initialize syscalls_absolute_filename.
3139 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
3141 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
3142 B into a register before emit_conditional_move.
3144 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
3146 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
3147 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
3148 multiplicand out of (+ (* a b) (* c d)).
3150 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
3151 Richard Henderson <rth@cygnus.com>
3153 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
3154 (new_insn_dead_notes): Likewise.
3155 (update_n_sets): Likewise.
3156 (update_flow_info): Move to flow.c, renamed to update_life_info;
3157 extend to handle multiple source insns.
3158 * flow.c: Include resource.h
3159 (unlink_insn_chain): New.
3160 (split_hard_reg_notes): New.
3161 (maybe_add_dead_note): New.
3162 (maybe_add_dead_note_use): New.
3163 (find_insn_with_note): New.
3164 (new_insn_dead_notes): New.
3165 (update_n_sets): New.
3166 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
3167 (maybe_remove_dead_notes): New.
3168 (update_life_info): New.
3169 (prepend_reg_notes): New.
3170 (replace_insns): New.
3171 * output.h (update_life_info): Declare.
3172 * recog.c (split_block_insns): Use update_life_info.
3173 * resource.c (find_free_register): Use reg_alloc_order, don't use
3174 fixed regs, make sure the mode is supported, don't use new regs.
3176 * rtl.h (replace_insns): Declare.
3178 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
3180 * expr.c (expand_expr): Cope with COND_EXPRs with one
3181 non-returning branch.
3183 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
3185 * expr.c (store_expr): Always pass down the target, even when not
3188 1999-08-24 Nick Clifton <nickc@cygnus.com>
3190 * configure.in: Define target_cpu_default for v850 targets.
3191 * configure: Regenerate
3193 * config/v850/v850.h (TARGET_CPU_generic): Define.
3194 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
3195 addresses are 4 byte aligned.
3197 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
3200 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3202 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
3203 (main): Add prototypes.
3205 * genattrtab.c (substitute_address, write_const_num_delay_slots,
3206 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
3207 (write_attr_get): Emit prototypes along with function definition.
3208 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
3209 (write_complex_function): Emit static prototype along with
3210 function definition.
3212 * genemit.c (gen_split): Emit prototypes along with function
3215 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
3216 Likewise for predicates and `insn_operand_predicate'.
3217 (process_template): Emit static prototype along with function
3220 * genrecog.c (make_insn_sequence): Constify a char*. Add
3221 prototypes for get_split_*().
3222 (write_subroutine): Emit prototypes along with function
3225 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3227 * gcse.c (find_avail_set): Follow chains of register-register copies.
3228 Use oprs_not_set_p to guarantee that the returned value can be
3230 (cprop_insn): Don't verify the return value of find_avail_set with
3233 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
3234 (cprop_cc0_jump): New function.
3235 (cprop_insn): Break out new function cprop_jump and use it.
3236 Also use cprop_cc0_jump for machines with CC0.
3237 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
3239 * tree.h (current_function_calls_setjmp,
3240 current_function_calls_longjmp): Delete declarations.
3241 * dsp16xx.c: Include "function.h".
3242 * elxsi.c: Likewise.
3243 * gmicro.c: Likewise.
3244 * h8300.c: Likewise.
3247 * mn10200.c: Likewise.
3248 * mn10300.c: Likewise.
3249 * ns32k.c: Likewise.
3253 * rtl.h (rtx_equal_function_value_matters): Declare.
3254 * toplev.c (rtx_equal_function_value_matters): Don't declare.
3256 * function.c: Likewise.
3257 * emit-rtl.c: Likewise.
3259 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
3261 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
3264 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3266 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
3269 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
3271 * cpp.texi: Add a node documenting macro varargs (copied
3274 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
3276 * cppspec.c: Put a null pointer at the end of the new argv.
3278 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
3280 * configure.in: Remove code to select/de-select the haifa
3281 scheduler. Every scheduled port gets haifa now.
3282 * configure: Rebuilt.
3283 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
3285 * Makefile.in: Corresponding changes.
3287 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3289 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
3290 All callers changed.
3291 (prepare_float_lib_cmp): Likewise.
3292 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
3293 * expr.h (emit_float_lib_cmp): Delete declaration.
3294 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
3295 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
3296 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
3298 (cmptf): Now conditional on TARGET_HARD_QUAD.
3300 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
3302 * resource.c (mark_target_live_regs): Use
3303 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
3305 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3307 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
3309 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
3311 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
3313 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3315 * rtl.h (rtx_format): Constify a char*.
3317 * rtl.c (rtx_format): Likewise.
3318 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
3319 (init_rtl): Use accessor macro, not `rtx_format'.
3321 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
3324 * caller-save.c (mark_referenced_regs): Likewise.
3326 * combine.c (subst, make_compound_operation, known_cond,
3327 gen_rtx_combine, update_table_tick, get_last_value_validate,
3328 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
3330 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
3331 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
3332 count_reg_usage): Likewise.
3334 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
3337 * final.c (leaf_renumber_regs_insn): Likewise.
3339 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
3340 dump_edge_info, count_reg_references): Likewise.
3342 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
3343 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
3346 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
3347 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
3348 add_label_notes): Likewise.
3350 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
3351 clear_struct_flag, count_sub_rtxs, count_alternatives,
3352 compares_alternatives_p, contained_in_p, walk_attr_value,
3353 write_expr_attr_cache): Likewise.
3355 * genconfig.c (walk_insn_part): Likewise.
3357 * genemit.c (max_operand_1, gen_exp): Likewise.
3359 * genextract.c (walk_rtx): Likewise.
3361 * genflags.c (num_operands): Likewise.
3363 * genoutput.c (scan_operands): Likewise.
3365 * genpeep.c (match_rtx): Likewise.
3367 * genrecog.c (add_to_sequence): Likewise.
3369 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
3372 * integrate.c (save_constants, copy_for_inline,
3373 copy_rtx_and_substitute, subst_constants, restore_constants):
3376 * jump.c (mark_jump_label, invert_exp, redirect_exp,
3377 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
3379 * local-alloc.c (contains_replace_regs, memref_referenced_p):
3382 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
3383 add_label_notes, replace_call_address, count_nonfixed_reads,
3384 invariant_p, find_single_use_in_loop, find_mem_givs,
3385 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
3388 * print-rtl.c (reg_names, print_rtx): Likewise.
3390 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
3392 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
3393 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
3394 print_blocks): Likewise.
3396 * regclass.c (fix_register, record_address_regs,
3397 reg_scan_mark_refs): Likewise.
3399 * regmove.c (stable_but_for_p): Likewise.
3401 * reload.c (loc_mentioned_in_p, operands_match_p,
3402 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
3403 copy_replacements, refers_to_regno_for_reload_p,
3404 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
3405 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
3408 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
3409 delete_address_reloads_1, count_occurrences,
3410 reload_cse_mem_conflict_p, reload_combine_note_use,
3411 add_auto_inc_notes): Likewise.
3413 * resource.c (mark_referenced_resources, mark_set_resources):
3416 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
3417 reg_mentioned_p, regs_set_between_p, modified_between_p,
3418 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
3419 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
3420 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
3421 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
3423 * sched.c (sched_analyze_2, attach_deaths): Likewise.
3425 * stupid.c (stupid_mark_refs): Likewise.
3427 * unroll.c (remap_split_bivs): Likewise.
3429 * varasm.c (mark_constants): Likewise.
3431 * a29k/a29k.c (uses_local_reg_p): Likewise.
3433 * alpha/alpha.c (summarize_insn): Likewise.
3435 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
3436 eliminate_lr2ip): Likewise.
3438 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
3440 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
3441 reg_mentioned_in_mem): Likewise.
3443 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
3444 symbolic_reference_mentioned_p): Likewise.
3446 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
3448 * sh/sh.c (regs_used, mark_use): Likewise.
3450 * vax/vax.c (vax_rtx_cost): Likewise.
3452 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3454 * machmode.h (mode_name): Constify a char*.
3456 * rtl.c (mode_name): Likewise.
3458 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
3460 * optabs.c (init_libfuncs): Constify a char*.
3462 * print-tree.c (mode_name): Remove redundant declaration.
3463 (print_node): Use accessor macro, not `mode_name'.
3465 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
3467 (new_spill_reg): Constify a char*.
3469 * tree.c (mode_name): Remove redundant declaration.
3471 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * rtl.c (rtx_name): Constify a char*.
3475 * rtl.h (rtx_name, fix_sched_param): Likewise.
3477 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
3478 (mypr): Use accessor macro, not `rtx_name'.
3480 * genemit.c (print_code): Constify a char*.
3482 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
3484 * genpeep.c (print_code): Constify a char*.
3486 * genrecog.c (print_code): Likewise.
3488 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
3489 end_bb): Add static prototype.
3490 (draw_edge): Constify a char*.
3491 (end_bb): Remove unused parameter.
3493 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
3494 print_block_visualization): Constify a char*.
3496 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
3498 * c-common.c (c_get_alias_set): Update comment.
3500 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3502 * linux.h (LIB_SPEC): Added.
3504 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3506 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
3508 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
3510 * tree.c (expr_check): Fix typo in last change.
3512 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
3514 * rtl.def (NOTE): Change format to "iuu0n".
3515 (ADDR_DIFF_VEC): Change format to "eEee0".
3516 (ADDRESSOF): Change format to "eit".
3518 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
3519 (RTVEC_ELT): Change to match.
3520 (XVECEXP): Use XVEC and RTVEC_ELT.
3521 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
3522 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
3523 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
3524 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
3525 TRAP_CONDITION, TRAP_CODE): Use XEXP.
3526 (INTVAL): Use XWINT.
3527 (ADDRESSOF_DECL): Use XTREE.
3528 (SET_ADDRESSOF_DECL): Delete.
3529 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
3530 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
3531 ifdefed out since 2.6 at least.
3532 (gen_rtvec_vv): Delete prototype.
3534 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
3536 (copy_most_rtx): Handle 't' format letter.
3537 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
3538 (gen_rtvec_vv): Delete function. All callers changed to use
3539 gen_rtvec_v instead.
3540 * print-rtl.c (print_rtx): Move special casing of NOTEs to
3541 the '0' format letter.
3543 * function.c (gen_mem_addressof): Don't use
3544 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
3546 * integrate.c (copy_rtx_and_substitute): Likewise.
3547 Copy 't' slots with XTREE.
3548 (subst_constants): Treat 't' slots like '[swi]' slots.
3549 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
3550 * jump.c (rtx_equal_for_thread_p): Likewise.
3551 * rtlanal.c (rtx_equal_p): Likewise.
3552 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
3553 only four arguments.
3554 * gengenrtl.c (type_from_format): Provide correct types for
3558 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
3559 If a recent gcc is in use (always in stage2 and beyond), use
3560 statement expressions, so we don't make a function call unless
3561 the check fails. Evaluate arguments exactly once.
3562 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
3563 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
3565 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
3566 they evaluate their arguments exactly once, irrespective of
3567 the compiler in use.
3569 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
3570 is used by the currently-enabled check macros. This is:
3571 (tree_check_failed, tree_class_check_failed): For gcc.
3572 (tree_check, tree_class_check, cst_or_constructor_check,
3573 expr_check): For other compilers.
3575 * gencheck.c: Do not define any *_CHECK1 macros.
3577 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
3578 Mark Mitchell <mark@codesourcery.com>
3580 * c-common.c (c_get_alias_set): Fix support for poitners and
3583 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
3585 * alias.c: Include tree.h.
3586 (nonlocal_reference_p, mark_constant_function): New functions.
3587 * flow.c (life_analysis): Call mark_constant_function.
3588 * rtl.h (mark_constant_function): Declare it.
3590 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
3592 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
3593 unrecognisable switches.
3595 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3597 * loop.c (recombine_givs): Set ix field after sorting.
3598 (recombine_givs): Remove bogus index / giv lockstep looping.
3600 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3602 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
3604 (emit_store_flag_force): Use do_compare_rtx_and_jump.
3605 (do_cmp_and_jump): Formatting fixes.
3606 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
3607 do_compare_rtx_and_jump instead of compare_from_rtx.
3608 (do_compare_rtx_and_jump): New function; mostly copied from
3610 (do_jump_for_compare): Delete.
3611 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
3613 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
3614 of compare/do_jump_for_compare pairs.
3615 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
3616 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
3617 compare_from_rtx/do_jump_for_compare pairs.
3618 (do_jump_by_parts_equality): Likewise.
3619 (do_jump_by_parts_equality_rtx): Likewise.
3620 * expr.h (do_compare_rtx_and_jump): Declare.
3621 * optabs.c (prepare_cmp_insn): New function, contains most of the code
3622 that used to be in emit_cmp_insn.
3623 (cmp_available_p): New function.
3624 (prepare_operand): New function.
3625 (emit_cmp_and_jump_insn_1): New function, contains some code that used
3626 to be in emit_cmp_insn.
3627 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
3628 parameters to be pointers; don't emit final compare but modify some of
3629 the values pointed to by the args so the caller can perform the
3631 (expand_binop): Call emit_store_flag_force with signed forms of
3633 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
3634 emit_jump_insn pair.
3635 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
3636 emit_cmp_and_jump_insn_1. Call emit_queue.
3637 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
3639 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
3640 jump sets cc0 before deleting it.
3641 * integrate.c (expand_inline_function): Likewise.
3642 * unroll.c (unroll_loop): Similar changes in several places.
3643 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
3646 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3648 * Makefile.in (insn-recog.o): Update dependencies.
3649 * genrecog.c (main): Make generated file include "function.h".
3651 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
3653 * cse.c (cse_insn): Call never_reached_warning when a jump is
3654 changed to be unconditional.
3655 * flags.h: Declare warn_notreached.
3656 * flow.c (delete_block): Call never_reached_warning when
3658 * jump.c (delete_barrier_successors): Call never_reached_warning
3659 when we delete everything after a BARRIER.
3660 (never_reached_warning): New function.
3661 * rtl.h: Declare never_reached_warning.
3662 * toplev.c (warn_notreached): New variable.
3663 (lang_independent_options): Set warn_notreached
3664 when -Wunreachable-code.
3665 (compile_file): We need line numbers for -Wunreachable-code.
3667 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
3669 * haifa-sched.c (insn_unit): Fix typo on out of range test.
3670 * sched.c (insn_unit): Likewise.
3672 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
3674 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
3676 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3678 * flow.c (create_edge_list): Use xmalloc, not malloc.
3680 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
3682 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
3683 C-style comments. Do not lose the character before double slash.
3685 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3687 * basic-block.h (struct edge_list): Stucture to maintain a vector
3689 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
3690 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
3691 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
3692 New function prototypes.
3693 * flow.c (create_edge_list): Function to create an edge list.
3694 (free_edge_list): Discards memory used by an edge list.
3695 (print_edge_list): Debug output showing an edge list.
3696 (verify_edge_list): Internal consistency check for an edge list.
3697 (find_edge_index): Function to find an edge index for a pred and succ.
3699 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
3701 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
3704 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
3706 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
3708 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3710 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3712 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
3714 * toplev.c (rest_of_compilation): Allow machine dependent
3715 reorganisation pass to place information into the RTL dump
3716 file if it so wishes.
3718 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
3720 * explow.c (hard_function_value): Use VOIDmode instead of
3722 * stmt.c (expand_return): Likewise.
3723 * stor-layout.c (get_best_mode): Likewise.
3725 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
3726 emit call instead of emit_insn call.
3728 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3730 * configure.in: Handle --disable/enable-win32-registry.
3731 * install.texi: Document --disable/enable-win32-registry.
3732 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
3733 (WIN32_REGISTRY_KEY): New macro.
3734 * prefix.c: Use to enable/disable win32-specific code.
3735 (lookup_key): Use versioned key.
3736 * configure: Regenerate.
3737 * config.in: Likewise.
3739 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
3741 * cpplib.c (read_line_number): New fn, split out of...
3744 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3746 tree.c (lang_unsave_expr_now) : New.
3747 (unsave_expr_now): Call lang_unsave_expr_now.
3748 tree.h (lang_unsave_expr_now) : New.
3750 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
3752 * toplev.c (flag_new_exceptions): On by default.
3754 1999-08-13 Michael Meissner <meissner@cygnus.com>
3756 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
3758 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
3760 * dwarfout.c (fundamental_type_code): Return FT_boolean for
3761 INTEGER_TYPE with precision==1, it's __java_boolean.
3763 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3765 * global.c (prune_preferences): Move some invariants out of the
3768 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
3770 * configure.in (alpha*-dec-osf*): Add osf5.
3772 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
3774 * configure.in: Rework handling of ARM GNU/Linux slightly.
3775 (arm*-*-linux-gnuoldld): New target.
3776 * configure: Regenerate.
3777 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
3778 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
3779 * config/arm/linux-oldld.h: New file.
3780 * config/arm/linux-elf26.h: Don't include linux-elf.h.
3781 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
3783 * config/arm/linux-elf.h (ASM_SPEC): Define.
3784 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
3785 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
3786 for 26-bit APCS and old linker.
3787 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
3789 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
3790 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
3791 don't define `arm' or `arm_elf'.
3792 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
3793 MULTILIB_DIRNAMES): Define. Fix typo in comment.
3795 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
3797 * rtl.texi: Fix typo.
3799 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
3801 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
3803 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
3805 * extend.texi (C++ Signatures): Remove node.
3806 * invoke.texi: Remove discussion of -fhandle-signatures,
3807 signature, sigof, __signature__, and __sigof__.
3809 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
3811 * Makefile.in (JAVAGC): Removed.
3813 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
3815 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3817 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
3819 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
3821 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
3823 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
3824 a register that is already known to be a pointer.
3826 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
3828 * fixinc/inclhack.tpl: Only install assert.h conditionally.
3829 * fixinc/inclhack.sh: Regenerated.
3830 * fixinc/fixincl.sh: Regenerated.
3832 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
3834 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
3835 Fix documentation of -ansi flag to describe its C++ behavior.
3836 Remove bogus reference to GCC 2.9.
3838 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
3840 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
3841 note if it is non-NULL.
3843 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3845 * except.h (eh_nesting_info): Add new structure defintion.
3846 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
3847 (reachable_handlers, update_rethrow_references): Add function
3849 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
3850 a rethrow symbol instead of an integer exception region number.
3851 * flow.c (Make_edges): Use new exception nesting routines to determine
3852 which handlers are reachable from a CALL or asynchronous insn.
3853 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
3855 (delete_eh_regions): Update rethrow labels, and don't delete
3856 regions which are the target of a rethrow.
3857 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
3858 avoid overloading the SYMBOL_REF_USED flag.
3859 (rethrow_symbol_map): Use new rethrow_ref field.
3860 (rethrow_used): Use new rethrow_ref field.
3861 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
3862 of an integer. Fix formatting.
3863 (output_exception_table_entry): Use new rethrow_ref field.
3864 (can_throw): Check for EH_REGION_NOTE before deciding
3865 whether a CALL can throw or not.
3866 (scan_region): Call rethrow_used() instead of accessing data structure.
3867 (update_rethrow_references): New function to make sure only regions
3868 which are still targets of a rethrow are flagged as such.
3869 (process_nestinfo): New static function to initialize a handler
3870 list for a specific region.
3871 (init_eh_nesting_info): New function to allocate and initialize
3872 the list of all EH handlers reachable from all regions.
3873 (reachable_handlers): New function to retrieve the list of handlers
3874 reachable from a specific region and insn.
3875 (free_eh_nesting_info): New function to dispose of a list of
3878 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3880 * flow.c (split_edge): Set JUMP_LABEL field.
3881 (commit_one_edge_insertion): Set head correctly for insert_before.
3882 When inserting insns, update insn block numbers if allocated.
3884 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3886 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
3887 retry_incomplete_types): Add static prototype.
3888 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
3889 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
3890 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
3891 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
3892 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
3895 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
3896 dwarf2out_start_source_file, dwarf2out_line): Likewise.
3898 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3900 * output.h (assemble_name): Constify a char*.
3902 * varasm.c (UNIQUE_SECTION, assemble_start_function,
3903 assemble_variable, assemble_name): Likewise.
3905 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
3907 * arm/pe.c (arm_pe_unique_section): Likewise.
3909 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
3911 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
3913 * i386/interix.c (i386_pe_unique_section): Likewise.
3915 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3917 * i386/winnt.c (i386_pe_unique_section): Likewise.
3919 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
3921 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
3923 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
3925 * pa/pa.c (output_call): Likewise.
3927 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
3929 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
3931 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
3934 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
3937 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3939 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
3940 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
3942 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
3944 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3946 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
3948 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3950 * tree.h (lang_identify): Constify a char*.
3951 (print_error_function): Add extern prototype. Constify a char*.
3953 * c-lang.c (lang_identify): Constify a char*.
3955 * objc/objc-act.c (lang_identify): Constify a char*.
3957 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3959 * genpeep.c (main): Make generated file include "function.h".
3960 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
3962 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3964 * Makefile.in: Update dependencies.
3965 * alias.c: Include "function.h"
3966 * c-decl.c: Likewise.
3967 * caller-save.c: Likewise.
3968 * calls.c: Likewise.
3969 * combine.c: Likewise.
3971 * explow.c: Likewise.
3972 * final.c: Likewise.
3973 * global.c: Likewise.
3974 * graph.c: Likewise.
3975 * local-alloc.c: Likewise.
3977 * optabs.c: Likewise.
3978 * profile.c: Likewise.
3979 * recog.c: Likewise.
3980 * regclass.c: Likewise.
3981 * regmove.c: Likewise.
3982 * reload.c: Likewise.
3983 * reorg.c: Likewise.
3984 * resource.c: Likewise.
3985 * sched.c: Likewise.
3986 * stupid.c: Likewise.
3987 * config/1750a/1750a.c: Likewise.
3988 * config/a29k/a29k.c: Likewise.
3989 * config/arc/arc.c: Likewise.
3990 * config/arm/arm.c: Likewise.
3991 * config/arm/thumb.c: Likewise.
3992 * config/c4x/c4x.c: Likewise.
3993 * config/clipper/clipper.c: Likewise.
3994 * config/convex/convex.c: Likewise.
3995 * config/fx80/fx80.c: Likewise.
3996 * config/i860/i860.c: Likewise.
3997 * config/m68k/m68k.c: Likewise.
3998 * config/m88k/m88k.c: Likewise.
3999 * config/mips/mips.c: Likewise.
4000 * config/pdp11/pdp11.c: Likewise.
4001 * config/pyr/pyr.c: Likewise.
4002 * config/romp/romp.c: Likewise.
4003 * config/sh/sh.c: Likewise.
4004 * config/tahoe/tahoe.c: Likewise.
4005 * config/vax/vax.c: Likewise.
4006 * config/we32k/we32k.c: Likewise.
4007 * config/sparc/sparc.c: Include "function.h".
4008 (mem_min_alignment): Test current_function rather than
4009 regno_pointer_align.
4010 * config/pa/pa.c: Likewise.
4011 (compute_frame_size): Delete declaration of
4012 current_function_outgoing_args_size.
4013 * config/arc/arc.h (current_function_varargs): Delete declaration.
4014 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
4016 * config/i370/i370.h (current_function_outgoing_args_size): Delete
4018 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
4019 current_function_uses_pic_offset_table.
4020 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
4021 of current_function_returns_pointer.
4022 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4023 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4024 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4025 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4026 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4027 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4028 * config/m88k/m88k.c: Include "function.h"
4029 (call_used_regs, current_function_pretend_args_size,
4030 current_function_outgoing_args_size, frame_pointer_needed): Delete
4032 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
4034 * config/mips/mips.h (current_function_calls_alloca): Delete
4036 * config/mn10200/mn10200.h (current_function_needs_context,
4037 rtx_equal_function_value_matters): Delete declarations.
4038 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
4039 flag_pic): Delete declarations.
4040 * config/pa/pa.h (current_function_pretend_args_size,
4041 current_function_decl): Delete declarations.
4042 * config/pa/som.h (current_function_varargs): Delete declaration.
4043 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
4045 * config/pyr/pyr.h (current_function_pretend_args_size,
4046 current_function_args_size, current_function_calls_alloca): Delete
4048 * config/sh/sh.h (current_function_varargs): Delete declaration.
4049 * config/sparc/sparc.h (current_function_outgoing_args_size,
4050 current_function_calls_alloca, current_function_decl): Delete
4052 * config/spur/spur.h (current_function_pretend_args_size,
4053 current_function_calls_alloca): Delete declarations.
4054 * config/v850/v850.c (current_function_outgoing_args_size): Delete
4056 * config/vax/vms.h (current_function_name): Delete declaration.
4057 * gcse.c: Include "function.h".
4058 (current_function_name, current_function_calls_setjmp): Delete
4060 * haifa-sched.c: Include "function.h".
4061 (forced_labels): Delete declaration.
4063 * reg-stack.c: Likewise.
4064 * reload1.c: Likewise.
4065 * genemit.c (main): Make generated file include function.h.
4066 * genoutput.c (output_prologue): Likewise.
4068 * builtins.c (saveregs_value, apply_args_value): Delete variables.
4069 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
4070 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
4071 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
4072 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
4073 macros for some of them.
4074 (emit_filename, emit_lineno): Delete declarations.
4075 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
4076 regno_pointer_* variables through current_function.
4077 (gen_inline_header_rtx): Delete function.
4078 (save_emit_status): Delete function.
4079 (set_new_last_label_num): New function.
4080 (clear_emit_caches): New function.
4081 (restore_emit_status): Just clear last_labelnum and call
4083 (get_last_insn_anywhere): Variable sequence_stack is now accessed
4084 through macro seq_stack.
4085 (add_insn_after): Likewise.
4086 (add_insn_before): Likewise.
4087 (remove_insn): Likewise.
4088 (pop_topmost_sequence): Likewise.
4089 (in_sequence_p): Likewise.
4090 (start_sequence_for_rtl_expr): Likewise.
4091 (start_sequence): Likewise, and likewise for
4092 sequence_rtl_expr/seq_rtl_expr.
4093 (push_topmost_sequence): Likewise.
4094 (end_sequence): Likewise.
4095 (init_virtual_regs): Now takes a "struct emit_status *" argument.
4096 All callers changed. Store into that pointer instead of globals.
4097 (init_emit): Allocate emit elt of current_function.
4098 Changes for sequence_rtl_expr/sequence_stack renaming.
4099 Call clear_emit_caches instead of doing it in-line.
4100 Access regno_pointer_* variables through current_function.
4101 (init_emit_once) Don't clear sequence_stack.
4103 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
4105 (arg_pointer_save_area): Delete declaration.
4106 (finish_expr_for_function): Renamed from init_queue; no longer static.
4107 (init_expr): Don't call init_queue.
4108 (save_expr_status, restore_expr_status): Delete functions.
4109 (expand_expr): Changes to reflect new layout of struct function.
4110 Don't access current_function_check_memory_usage when current_function
4112 * expr.h (forced_labels, save_expr_regs, saveregs_value,
4113 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
4114 current_function_outgoing_args_size, current_function_arg_offset_rtx,
4115 current_function_uses_const_pool, function_call_count,
4116 current_function_uses_pic_offset_table, nonlocal_labels,
4117 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
4118 current_function_check_memory_usage, nonlocal_goto_handler_slots,
4119 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
4121 (finish_expr_for_function): Declare.
4122 * flags.h (current_function_has_nonlocal_label,
4123 current_function_has_nonlocal_goto, current_function_is_thunk,
4124 current_function_has_computed_jump): Delete declarations.
4125 * flow.c (forced_labels): Delete declaration.
4126 * function.c (current_function_pops_args,
4127 current_function_returns_struct, current_function_returns_pcc_struct,
4128 current_function_needs_context, current_function_calls_setjmp,
4129 current_function_calls_longjmp, current_function_has_nonlocal_label,
4130 current_function_has_nonlocal_goto, current_function_is_thunk,
4131 current_function_has_computed_jump, current_function_calls_alloca,
4132 current_function_contains_functions, current_function_returns_pointer,
4133 current_function_epilogue_delay_list, current_function_args_size,
4134 current_function_pretend_args_size, current_function_arg_offset_rtx,
4135 current_function_outgoing_args_size, current_function_varargs,
4136 current_function_stdarg, current_function_args_info, cleanup_label,
4137 current_function_name, current_function_uses_const_pool,
4138 current_function_instrument_entry_exit, current_function_return_rtx,
4139 current_function_uses_pic_offset_table, nonlocal_labels,
4140 current_function_internal_arg_pointer, current_function_cannot_inline,
4141 current_function_check_memory_usage, function_call_count,
4142 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
4143 nonlocal_goto_stack_level, return_label, save_expr_regs,
4144 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
4145 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
4146 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
4147 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
4148 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
4150 (push_function_context_to): Don't save them. Don't call
4151 save_storage_status, save_emit_status or save_expr_status.
4152 (pop_function_context_from): Don't restore them. Don't call
4153 restore_storage_status or restore_expr_status.
4154 (get_func_frame_size): New function.
4155 (get_frame_size): Use it.
4156 (assign_outer_stack_local): Reflect some member name changes in struct
4158 (put_reg_into_stack): Likewise.
4159 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
4161 (fixup_var_refs): Likewise.
4162 (fix_lexical_addr): Likewise.
4163 (trampoline_address): Likewise.
4164 (prepare_function_start): Clear field inlinable of current_function.
4165 (init_function_for_compilation): New function.
4166 (expand_dummy_function_end): New function.
4167 (expand_function_end): Call finish_expr_for_function.
4168 * function.h (struct emit_status): New; fields moved here from struct
4169 function and from global variables. Add accessor macros for some of
4171 (struct expr_status): Likewise.
4172 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
4173 (struct function): Add fields expr and emit, inlinable, inl_emit,
4174 original_arg_vector, original_decl_initial, inl_last_parm_insn,
4175 inl_max_label_num. Add many comments.
4176 Add accessor macros for all elts of struct function that no longer
4177 have a global variable.
4178 (cleanup_label, return_label, frame_offset, tail_recursion_label,
4179 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
4180 stack_slot_list): Delete declarations.
4181 (get_func_frame_size): Declare.
4182 (save_expr_status, restore_expr_status, save_emit_status,
4183 save_storage_status, restore_storage_status): Delete declarations.
4184 (init_virtual_regs): Declare.
4185 * output.h (current_function_pops_args,
4186 current_function_returns_struct, current_function_returns_pcc_struct,
4187 current_function_needs_context, current_function_calls_setjmp,
4188 current_function_calls_longjmp, current_function_calls_alloca,
4189 current_function_has_nonlocal_label, current_function_varargs,
4190 current_function_has_computed_jump, current_function_returns_pointer,
4191 current_function_contains_functions, current_function_args_size,
4192 current_function_pretend_args_size, current_function_stdarg,
4193 current_function_outgoing_args_size, current_function_args_info,
4194 current_function_name, current_function_return_rtx,
4195 current_function_epilogue_delay_list,
4196 current_function_uses_const_pool, current_function_cannot_inline):
4197 Delete declarations.
4198 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
4199 regno_reg_rtx): Delete declaration.
4200 (REGNO_POINTER_FLAG): Delete macro.
4201 * stmt.c (expand_goto): Changes to reflect that some fields in struct
4202 function were renamed.
4203 * stor-layout.c (save_storage_status, restore_storage_status): Delete
4205 * toplev.c: Include "function.h".
4206 (current_function_decl): Delete declaration.
4207 (compile_file): Call init_dummy_function_start and
4208 expand_dummy_function_end around some initializations that need to
4210 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
4211 Call init_function_for_compilation.
4212 * unroll.c: Include "function.h"
4213 (unroll_loop): Access regno_pointer_* variables through
4216 * tree.h (struct tree_decl): Add elt f to saved_insns member.
4217 (DECL_SAVED_INSNS): use it.
4218 (expand_dummy_function_end): Declare.
4219 (init_function_for_compilation): Declare.
4220 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
4221 that it's no longer an INLINE_HEADER.
4222 (expand_call): Likewise.
4223 * integrate.c (finish_inline): Delete function.
4224 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
4225 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
4226 args. Don't generate an INLINE_HEADER rtx, just return the arg
4227 vector. All callers changed.
4228 (save_for_inline_copying): Create a duplicate struct emit_status to
4229 hold the emit state for compiling the current function. Use this and
4230 the other new fields in struct function that are for integration
4231 instead of an INLINE_HEADER.
4232 Use memcpy instead of bcopy.
4233 Store the current struct function in DECL_SAVED_INSNS of fndecl.
4234 (save_for_inline_nocopy): Similar changes, except no new emit_status
4236 (expand_inline_function): Get information from function structure,
4237 not from an inline header rtx.
4238 (output_inline_function): Lose code to extract the necessary
4239 information from an inline header; simply put back the function
4240 structure into current_function. Clear its inlinable elt.
4241 * rtl.def (INLINE_HEADER): Delete.
4242 * rtl.h: Delete all accessors for an INLINE_HEADER.
4243 (gen_inline_header_rtx): Delete declaration.
4244 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
4245 Delete declarations.
4246 (REGNO_POINTER_ALIGN): Delete.
4247 (clear_emit_caches): Declare.
4248 (set_new_last_label_num): Declare.
4250 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
4252 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
4254 * except.c (expand_eh_region_start_for_decl): Always start a new block.
4255 * stmt.c (is_eh_region): Make sure current_function is present, too.
4257 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
4259 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
4260 for 64bit PA targets.
4262 * pa.h (SELECT_SECTION): Define.
4263 * som.h (SELECT_SECTION): Delete.
4265 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4267 * alias.c (init_alias_analysis): Wrap call to
4268 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
4270 1999-08-07 Bruce Korb <autogen@linuxbox.com>
4272 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
4273 <sys/asm.h> contains an asm comment with an apostrophe
4274 * fixinc/inclhack.sh: regen
4275 * fixinc/fixincl.x: regen
4277 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
4279 * function.c (init_function_start): Clear prologue & epilogue.
4280 (prologue_epilogue_contains): New function.
4281 * alias.c (init_alias_analysis): Use it.
4282 * rtl.h (prologue_epilogue_contains): Declare it.
4284 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
4286 * jump.c (onlyjump_p): New function.
4287 * rtl.h: Declare it.
4288 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
4289 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
4291 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
4293 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
4294 to invert loops. Simplify block scanning.
4296 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4298 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
4299 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
4301 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
4303 * config/sparc/liteelf.h: New file to support sparclite-elf target
4304 * config/sparc/t-sp86x: New file to support sparc86x targets
4305 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
4306 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
4307 * configure.in: Support above target triplets
4308 * configure: Regenerated
4310 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
4312 * fixinc/server.c (server_setup): Do not prefix function used as
4315 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
4317 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
4318 Remove fp reg alternatives.
4320 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
4322 * Makefile.in (TAROUTOPTS): Kill.
4323 (install-headers-tar): Use "xpf" for tar headerfile extraction
4324 * i370/x-oe (TAROUTOPTS): Delete.
4325 * m68k/x-apollo68 (TAROUTOPTS): Delete.
4326 * m68k/x-hp320 (TAROUTOPTS): Delete.
4327 * m68k/x-hp320g (TAROUTOPTS): Delete.
4328 * gcc.texi: Update bug reporting text.
4330 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4332 * reg-stack.c (change_stack) Fixed problem with negative array index.
4334 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
4336 * extend.texi, install.texi: Fix spelling mistakes.
4338 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
4339 (s-attrtab); No longer try to use pre-made insn-attrtab file.
4340 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
4342 * mips/t-ecoff: Likewise.
4343 * mips/t-elf: Likewise.
4344 * mips/t-mips: Likewise.
4345 * mips/t-osfrose: Likewise.
4346 * mips/t-r3900: Likewise.
4347 * mips/t-svr3: Likewise.
4348 * mips/t-svr4: Likewise.
4349 * mips/t-ultrix: Likewise.
4351 * gcc.texi: Document recommend means to provide software floating
4352 point libraries in libgcc.a
4354 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
4356 * c-lex.c (yylex): We can have a number with no digits.
4358 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
4360 * jump.c (delete_prior_computation): New function, broken
4361 out of delete_computation. Check for side effects with
4362 side_effects_p instead of FIND_REG_INC_NOTE. Handle
4363 multi-word hard registers.
4364 (delete_computation): Use it. Check for side effects with
4365 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
4366 missing REG_DEAD note for a register which is both set and
4369 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
4371 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
4372 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
4373 (ASM_FILE_START): Import _mcount with the right type.
4374 (ASM_DECLARE_FUNCTION_NAME): Define.
4375 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4376 * pa.c (output_function_prologue): Always emit the function's label
4378 * pa.h (TEXT_SPACE_P): Define.
4379 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
4380 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
4381 * som.h (TEXT_SPACE_P): Delete.
4382 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
4383 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
4385 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
4387 * expr.c (emit_group_load): Allow src to be a CONCAT.
4389 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4391 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
4392 (___mulsi3): Use '!' comment character.
4394 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4396 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
4398 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
4400 * gcc.c: Update URLs and mail addresses.
4401 * gcc.texi: Likewise.
4403 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
4405 * rs6000.c (current_file_function_operand): Return zero for
4407 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
4409 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
4412 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
4414 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
4415 allocate space in the stack frame for the PIC register.
4417 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
4419 * m68k.md (xordi3, anddi3): These patterns are not available on
4422 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
4424 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
4425 (PUT_REAL): Likewise.
4427 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4429 * final.c (shorten_branches): Don't add an alignment for loops
4430 that have no label inside.
4432 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4434 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
4435 prototypes in macro HAVE_cmpstrsi.
4437 * cpplib.c (cpp_get_token): Remove unused label `op3'.
4439 * emit-rtl.c (operand_subword): Remove unused variable
4442 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
4444 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
4446 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
4448 * cpphash.c (macroexpand): Delete leading whitespace when arg
4449 is concatenated before.
4450 (unsafe_chars): Correct test for whether + and - can extend a
4453 * cppinit.c (cpp_start_read): Do dependencies for
4454 -include/-imacros files also.
4456 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
4457 tokenizing non-directive lines.
4458 (cpp_expand_to_buffer): Temporarily disable no-output mode.
4459 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
4462 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4464 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
4466 * c-lex.c: Sync with C++ frontend.
4467 (linemode): New variable.
4468 (parse_float): imag, conversion_errno, and type are output only.
4469 (yylex): Adjust. Move initial '.' case into main switch.
4471 (handle_generic_pragma): Just deal with tokens.
4472 (readescape): Use ISXDIGIT and ISGRAPH.
4473 * c-parse.in: Add END_OF_LINE token.
4475 * c-lex.c (lang_init): Generalize.
4476 (nextchar): Remove. Replace uses with UNGETC.
4477 (skip_white_space): Handle linemode here. Optimize for cpplib.
4478 (skip_white_space_on_line): Remove.
4479 (extend_token_buffer_to): New fn.
4480 (extend_token_buffer): Use it.
4481 (read_line_number, check_newline): Just deal with tokens.
4482 (token_getch, token_put_back): New fns.
4483 (yylex): Use them. More cpplib optimizations. Simplify.
4485 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4486 Jason Merrill <jason@yorick.cygnus.com>
4488 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
4489 (consume_string): Make this smart about USE_CPPLIB.
4490 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
4491 (yylex): Rewrite to be intelligent about USE_CPPLIB.
4492 Also, clean up cases where we redundantly set token_buffer[0].
4493 (read_line_number): New fn.
4494 (ignore_escape_flag): New variable.
4496 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
4498 * a29k/t-a29kbare: Fix some comments.
4499 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
4500 (FPBIT, DPBIT): Define.
4501 * a29k/t-vx29k: Likewise.
4502 * arc/t-arc: Likewise.
4503 * arm/t-arm-elf: Likewise.
4504 * arm/t-bare: Likewise.
4505 * arm/t-pe: Likewise.
4506 * arm/t-pe-thumb: Likewise.
4507 * arm/t-semi: Likewise.
4508 * arm/t-thumb: Likewise.
4509 * arm/t-thumb-elf: Likewise.
4510 * arm/t-thumb-linux: Likewise.
4511 * h8300/t-h8300: Likewise.
4512 * i960/t-i960: Likewise.
4513 * i960/t-vxworks960: Likewise.
4514 * m32r/t-m32r: Likewise.
4515 * mips/t-ecoff: Likewise.
4516 * mips/t-elf: Likewise.
4517 * mips/t-r3900: Likewise.
4518 * pa/t-pro: Likewise.
4519 * rs6000/t-aix43: Likewise.
4520 * rs6000/t-beos: Likewise.
4521 * rs6000/t-newas: Likewise.
4522 * rs6000/t-ppccomm: Likewise.
4523 * rs6000/t-rs6000: Likewise.
4524 * rs6000/t-winnt: Likewise.
4525 * rs6000/t-xnewas: Likewise.
4526 * rs6000/t-xrs6000: Likewise.
4527 * sh/t-sh: Likewise.
4528 * sparc/t-elf: Likewise.
4529 * sparc/t-sparcbare: Likewise.
4530 * sparc/t-sparclite: Likewise.
4531 * sparc/t-splet: Likewise.
4532 * v850/t-v850: Likewise.
4533 * mn10200/t-mn10200: Fix comments.
4534 * mn10300/t-mn10300: Likewise.
4536 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
4537 dummy operand. Allocate a new pseudo for the dummy operand.
4538 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
4540 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
4542 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
4544 * configure: Rebuilt.
4545 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
4547 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
4549 * recog.c (preproces_constraints): Zero recog_op_alt before
4550 processing the constraints.
4552 * arm.c (typedef minipool_node): Renamed from pool_node.
4553 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
4554 (add_minipool_constant): New function.
4555 (dump_minipool): New function.
4556 (find_barrier): Remove special case for getting the insn size of
4557 an insn that references the constant pool.
4558 (minipool_fixup): New structure.
4559 (push_minipool_barrier): New function.
4560 (push_minipool_fix): New function.
4561 (note_invalid_constants): New function.
4562 (add_pool_constant, dump_table, fixit, broken_move): Delete.
4563 (arm_reorg): Rewrite code to fix up the constant pool into a
4564 series of mini-pools embedded in the insn stream.
4565 (arm_output_epilogue): New function, made mainly from the body
4566 of output_func_epilogue.
4567 (output_func_epilogue): Move insn generation part of epilogue code
4568 to arm_output_epilogue.
4569 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
4570 * arm.md (pool_range): New attribute.
4571 (zero_extendqidi2): Add attribute pool_range.
4572 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
4573 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
4574 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
4575 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
4576 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
4577 (epilogue): New expand.
4578 (epilogue_insn): New insn. Call arm_output_epilogue.
4580 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
4581 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
4583 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4585 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4587 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
4589 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
4591 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
4593 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
4595 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
4597 * global.c: Fix comment.
4599 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
4601 * gcc.c (access_check): New static function.
4602 (find_a_file): Use it when searching a directory list.
4603 * collect2.c (find_a_file): Don't accept directories found when
4604 searching a directory list.
4606 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
4608 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
4609 function parameters with `&'.
4610 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
4612 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
4614 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
4615 or tidy_fallthru_edge if the last insn in the block is not
4616 an unconditional jump or a simple conditional jump.
4618 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4620 * Makefile.in (c-decl.o): Depends on defaults.h.
4622 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
4624 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
4626 (CLASS_MAX_NREGS): Likewise.
4628 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
4630 * cse.c (cse_insn): Fix dumb thinko in last change.
4632 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4634 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
4637 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
4639 * dwarf2out.c (add_location_or_const_value_attribute): Correct
4640 test for sizes of passed and declared parameter types.
4642 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4644 * fixincludes: Fix the return type of bsearch, char* -> void*.
4646 * fixinc/inclhack.def: Likewise.
4648 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
4650 * invoke.texi (-fdump-translation-unit): New option.
4652 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
4654 * expr.h (PROMOTE_PROTOTYPES): Move ...
4655 * defaults.h: ... to here.
4656 * c-decl.c: Include defaults.h instead of expr.h.
4657 * c-typeck.c: Include defaults.h.
4659 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
4661 * toplev.h (errorcount): Declare.
4662 (warningcount): Likewise.
4663 (sorrycount): Likewise.
4664 * c-lex.c (errorcount): Don't declare.
4665 * dwarf2out.c (errorcount): Don't declare.
4667 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
4669 * config/libgloss.h: Add a note discouraging use with ELF.
4670 * configure.in: Don't use libgloss.h for ELF targets.
4671 Always use_collect2 on a.out targets.
4673 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
4675 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
4676 (force_to_mode, case ASHIFTRT): Add shiftrt label.
4678 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4680 * loop.c (strength_reduce): When doing biv->giv conversion, update
4681 reg note of NEXT->insn.
4683 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4685 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
4687 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4689 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
4690 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
4691 Ensure expr.h is included.
4692 * c-typecheck.c (convert_arguments): Ditto.
4694 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
4696 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
4697 * config/convex/convex.h: Ditto.
4698 * config/dsp16xx/dsp16xx.h: Ditto.
4699 * config/fx80/fx80.h: Ditto.
4700 * config/gmicro/gmicro.h: Ditto.
4701 * config/i370/i370.h: Ditto.
4702 * config/i386/i386.h: Ditto.
4703 * config/m32r/m32r.h: Ditto.
4704 * config/m68k/m68k.h: Ditto.
4705 * config/m88k/m88k.h: Ditto.
4706 * config/mips/mips.h: Ditto.
4707 * config/pa/pa.h: Ditto.
4708 * config/pyr/pyr.h: Ditto.
4709 * config/tahoe/tahoe.h: Ditto.
4710 * config/we32k/we32k.h: Ditto.
4712 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
4715 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
4717 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
4720 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
4722 1999-08-02 Richard Henderson <rth@cygnus.com>
4724 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
4725 for the register spill block.
4727 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
4728 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
4730 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
4731 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
4732 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
4734 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4736 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
4737 MAX_WCHAR_TYPE defined in sparc.h.
4738 * config/sparc/linuxaout.h: Likewise.
4739 * config/sparc/linux64.h: Likewise.
4740 Also default to -mvis if CPU is UltraSPARC.
4742 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4744 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
4745 (RTX_OK_FOR_OLO10): Likewise.
4746 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
4747 %lo(), allow it in addresses...
4748 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
4749 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
4750 does not make sense.
4751 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
4752 (sparc_output_scratch_registers): New function.
4753 (output_function_prologue, sparc_flat_output_function_prologue): Use
4755 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
4757 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
4758 * configure.in: Add check for .register pseudo-op support in as and
4759 check for offsetable %lo().
4760 * acconfig.h: Add templates for the above checks.
4761 * configure: Regenerate.
4763 1999-08-02 Richard Henderson <rth@cygnus.com>
4765 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
4766 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
4767 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
4769 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4771 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4774 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
4776 * config/float-sparc.h: New file.
4777 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
4778 sparc-*-linux-gnu and sparc64-*-linux*.
4780 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4782 * rs6000.c (rs6000_va_list): Type is an array.
4783 (rs6000_va_start): Don't doubly adjust for varargs.
4784 (rs6000_va_arg): Evaluate long long GPR adjustment.
4786 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
4788 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
4789 -maix64 and -maix32.
4790 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
4791 LINK_SPEC): Change appropriately.
4792 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
4793 (u_short_cint_operand): Likewise.
4794 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
4796 * rs6000/t-aix43 (MULTILIB): Change to -m64.
4798 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
4800 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
4802 * rs6000/rs6000.c (num_insns_constant_wide): Correct
4804 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
4805 (non_add_cint_operand): Likewise.
4806 (logical_operand): Likewise.
4807 (non_logical_cint_operand): Likewise.
4808 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
4809 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
4810 (rs6000_select_rtx_section): Suppress warning.
4811 (small_data_operand): Suppress warning.
4812 (rs6000_got_register): Suppress warning.
4813 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
4814 type, so `J' is generally the wrong constraint for a SImode value;
4816 (andsi3_internal2): Likewise.
4817 (andsi3_internal3): Likewise.
4818 (iorsi3_internal1): Likewise.
4819 (xorsi3_internal1): Likewise.
4821 (movsf_softfloat): Likewise.
4822 (scc insns): Likewise.
4823 (movsi+2): Preserve sign bits of SImode constant.
4824 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
4825 (movdf+1): Sign-extend properly.
4826 (movdi_32+1): Sign-extend properly.
4827 (scc insns): Sign-extend properly.
4829 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
4832 1999-08-02 Richard Henderson <rth@cygnus.com>
4834 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
4836 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
4837 * alpha.md (all fp insns): Likewise.
4839 1999-08-02 Nick Clifton <nickc@cygnus.com>
4841 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
4844 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
4846 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
4847 pic_load_label generator directly.
4848 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
4849 No longer a named pattern.
4851 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
4853 * explow.c (force_reg): Call force_operand if X does not
4854 satisfy general_operand.
4856 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
4858 * fix-header.c (main): When testing for CONTINUED, use string
4859 equality, not pointer equality.
4861 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
4863 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
4865 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
4867 * cse.c (cse_insn): Fix loop which deletes insns after a jump
4868 that has become an unconditional jump.
4870 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
4871 (output_function_epilogue): Similarly.
4873 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4875 * tree.h (init_dummy_function_start): Declare.
4877 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4879 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
4880 last_expr_type, last_expr_value, block_start_count, block_stack,
4881 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
4882 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
4883 dynamically in stmt elt of struct function for each function.
4884 (struct nesting): Rename function_call_count elt to n_function_calls,
4885 target_temp_slot_level to block_target_temp_slot_level. All users
4887 (struct stmt_status): New structure definition.
4888 Add many accessor macros for stmt_status elements which previously
4889 were global variables.
4890 (init_stmt_for_function): Allocate stmt elt for current_function.
4891 Reflect that block_start_count was renamed to
4892 current_block_start_count.
4893 (save_stmt_status, restore_stmt_status): Delete functions.
4894 (preserve_subexpressions_p): Don't access loop_stack when outside
4896 (expand_start_bindings): Reflect that block_start_count was renamed to
4897 current_block_start_count.
4898 (expand_fixup): Likewise.
4899 (expand_decl): Don't access block_stack when outside a function.
4900 (expand_decl_cleanup): Likewise.
4901 (expand_dcc_cleanup): Likewise.
4902 (expand_dhc_cleanup): Likewise.
4903 (expand_anon_union_decl): Likewise.
4904 (set_file_and_line_for_stmt): New function.
4905 (in_control_zone_p): New function.
4907 * function.h (struct function): Add new elt stmt.
4908 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
4909 case_stack, nesting_stack, nesting_depth, block_start_count,
4910 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
4911 emit_lineno, goto_fixup_chain.
4912 (save_eh_status, restore_eh_status, save_stmt_status,
4913 restore_stmt_status): Delete declarations.
4914 * function.c (push_function_context_to): Don't call save_stmt_status.
4915 (pop_function_context_to): Don't call restore_stmt_status.
4916 * tree.h (in_control_zone_p): Declare.
4917 * rtl.h (set_file_and_line_for_stmt): Declare.
4919 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
4920 call set_file_and_line_for_stmt.
4922 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
4924 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
4925 Also update copyright.
4927 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4929 * c-pragma.c: Don't include "except.h".
4930 * emit-rtl.c: Likewise.
4931 * stor-layout.c: Likewise.
4933 * varasm.c: Likewise.
4935 * flow.c: Include "function.h".
4936 * tree.h (init_dummy_function_start): Declare new function.
4938 * except.h (struct eh_status): New structure.
4939 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
4941 (eh_return_stub_label, ehstack, catchstack, ehqueue,
4942 catch_clauses, false_label_stack, caught_return_label_stack,
4943 protect_list, current_function_ehc): Add accessor macros for the
4944 corresponding fields in current_function->eh; delete declarations
4945 for all items that used to be declared here.
4946 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
4947 catch_clauses, false_label_stack, caught_return_label_stack,
4948 protect_list, current_function_ehc): Delete variables.
4949 (init_eh_for_function): Allocate current_function->eh.
4950 (save_eh_status, restore_eh_status): Delete functions.
4952 * function.h (struct function): Add fields next_global and eh.
4953 Delete all exception handling related fields.
4954 * function.c (current_function): New variable.
4955 (all_functions): New variable.
4956 (push_function_context_to): Don't allocate a struct function,
4957 use current_function instead. Call init_dummy_function_start when
4958 outside a function. Clear current_function before returning.
4959 (pop_function_context_from): Restore current_function.
4960 Don't free the restored struct function.
4961 (prepare_function_start): New function.
4962 (init_dummy_function_start): New function.
4963 (init_function_start): Break out some code into prepare_function_start
4966 * stmt.c (save_stmt_status): Don't call save_eh_status.
4967 (restore_stmt_status): Don't call restore_eh_status.
4969 * Makefile.in: Update dependencies.
4971 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
4973 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
4974 of depending on a magic constant value. Update comments.
4975 (hppa_expand_prologue): Similarly.
4977 * pa.md (reload_indi, reload_outdi): Allow any register for the
4978 original reload register.
4980 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
4982 * cccp.c (print_help): Change marcos to macros.
4984 1999-07-30 Richard Henderson <rth@cygnus.com>
4986 * c-typeck.c (initializer_constant_valid_p): Move ...
4987 * c-common.c (initializer_constant_valid_p): ... here. Use
4988 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
4990 * c-common.h (initializer_constant_valid_p): Declare.
4991 * c-tree.h (initializer_constant_valid_p): Remove.
4993 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
4995 * config/i386/sol2-c1.asm: Align the stack.
4996 * config/i386/sol2-gc1.asm: Likewise.
4998 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
5000 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
5001 -Asparclite for sparc86x.
5002 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
5004 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
5006 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
5008 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
5009 the user if using the non-default arch size in BI_ARCH configuration.
5010 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
5012 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
5013 Fix patterns so that they actually match.
5014 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
5015 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
5016 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
5018 (mulsidi3): Reflect this in the expand.
5019 (smulsi3_highpart): Only on TARGET_ARCH32.
5020 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
5021 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
5022 (umulsidi3): Reflect this in the expand.
5023 (umulsi3_highpart): Only on TARGET_ARCH32.
5024 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
5025 don't require g0 to be zero.
5026 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
5027 ({,u}divsi3): New expands.
5028 ({,u}divsi3_sp64): New patterns.
5029 (after lshrdi3_v8plus): Four new patterns to help combiner
5030 optimizing nested mixed mode shifts.
5032 * config/sparc/sparc.c (sparc_override_options): Use deprecated
5033 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
5034 speed things up. Don't use them by default on plain v9 in 64bit
5035 mode, according to what SPAMv9 sais.
5037 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
5038 top 32 bits of %[og][0-7] in signal handlers.
5039 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
5041 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
5043 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
5044 (ashlsi3): Corresponding changes.
5046 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
5048 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
5050 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
5052 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5054 * arm.h (Hint): Delete macro.
5055 Substitute HOST_WIDE_INT for Hint in some prototypes.
5056 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
5058 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
5060 * builtins.c (expand_builtin_setjmp): Use force_operand to
5061 make sure that the buffer address is in a suitable form to be
5062 passed to force_reg.
5064 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
5066 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
5069 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
5071 * pa.md (indirect_jump): Remove mode from match_operand. Verify
5072 proper mode in the condition string.
5073 (icacheflush, dcacheflush): Remove modes from match_operands.
5075 * pa.c (emit_move_sequence): Always convert scratch_reg to the
5076 proper mode before using it.
5078 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
5081 * pa.c (store_reg): Do not call add_high_const generator directly.
5082 (load_reg, set_reg_plus_d): Likewise.
5083 * pa.md (add_high_const): No longer a named pattern.
5085 * pa.c (legitimize_address): Consistently use Pmode rather than
5086 SImode. Do not call gen_pic2_highpart directly anymore.
5087 * pa.md (pic2_highpart): No longer a named pattern.
5088 (pic2_lo_sum): Similarly. Reformat to make more readable.
5090 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
5095 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5097 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
5099 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
5101 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
5102 and tag the spill mems.
5103 (hppa_va_start): New.
5105 * pa.h (EXPAND_BUILTIN_VA_START): New.
5106 (EXPAND_BUILTIN_VA_ARG): New.
5108 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
5110 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
5111 and tag the spill mems.
5112 (mn10300_va_start): New.
5113 (mn10300_va_arg): New.
5114 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
5115 (EXPAND_BUILTIN_VA_ARG): New.
5117 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
5119 * mn10200.c (mn10200_va_arg): New.
5120 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
5122 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
5124 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
5125 rather than play with TREE_INT_CST_LOW.
5127 1999-07-27 Philip Blundell <pb@nexus.co.uk>
5129 * config/arm/telf.h: Include dbxelf.h.
5130 (CPP_PREDEFINES): Only define if not already defined.
5131 (ASM_IDENTIFY_GCC): Likewise.
5132 (SUBTARGET_EXTRA_SECTIONS): Likewise.
5133 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
5134 * config/arm/thumb.h (LINK_SPEC): Only define if not already
5136 (DBX_DEBUGGING_INFO): Don't define.
5137 * config/arm/linux-telf.h: New file.
5138 * config/arm/linux-tgas.h: New file.
5139 * config/arm/t-thumb-linux: New file.
5140 * config/arm/uclinux-elf.h: New file.
5141 * config/arm/uclinux-telf.h: New file.
5142 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
5143 thumb-*-uclinux): New targets.
5144 * configure: Regenerate.
5146 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
5148 * pa.md (post_store, pre_load): New expanders.
5149 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
5150 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
5151 need to directly generate RTL for them.
5152 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
5155 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
5157 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
5158 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
5159 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
5160 (secndary_reload_class): Make TARGET_ELF conditional compile.
5161 (print_operand_address): Similar.
5162 (output_toc): Print all values as hex.
5163 (get_issue_rate): Rearrange and add RS64A and PPC630.
5164 * rs6000.h (processor_type): Add RS64A and PPC630.
5165 (PROCESSOR_POWERPC64): New.
5166 (PROMOTE_MODE): Use word_mode.
5167 (RTX_COSTS): Add RS64A and PPC630.
5168 * rs6000.md (scheduling information): Add lmul and ldiv
5169 representing 64-bit integer multiply and divide. Add rs64a and
5171 (ashldi3): Add support for "rldic" instruction.
5172 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
5174 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
5176 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
5177 instead of V8 for sparclite86x in cpu_table.
5179 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5181 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
5182 output_file_directive.
5184 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
5186 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
5187 tree for op1, not the rtl.
5189 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
5191 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
5192 to m88k_va_start, leaving only the register spill.
5193 (m88k_build_va_list): New.
5194 (m88k_va_start): New.
5196 * m88k.h (BUILD_VA_LIST_TYPE): New.
5197 (EXPAND_BUILTIN_VA_START): New.
5198 (EXPAND_BUILTIN_VA_ARG): New.
5200 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
5202 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
5203 Rename from expand_builtin_saveregs.
5204 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
5206 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
5208 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
5209 for the register spill block.
5210 (i960_build_va_list): New.
5211 (i960_va_start): New.
5213 * i960.h (BUILD_VA_LIST_TYPE): New.
5214 (EXPAND_BUILTIN_VA_START): New.
5215 (EXPAND_BUILTIN_VA_ARG): New.
5216 * i960.md (store_multiple): Use change_address on individul mems.
5218 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
5220 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
5222 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
5223 (expand_builtin_va_end): Evaluate arg for side effects.
5224 * c-common.c (c_common_nodes_and_builtins): Construct a
5225 va_list_arg_type_node to handle array decomposition to pointer.
5227 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
5229 * except.c (start_dynamic_cleanup): Use force_operand on the
5232 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
5234 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
5235 * c4x.c (c4x_va_arg): New.
5237 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
5239 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
5242 1999-07-26 Nathan Sidwell <nathan@acm.org>
5244 * eh-common.h (__eh_matcher): Prototype correctly.
5246 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
5248 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
5249 (TARGET_SINGLE_PIC_BASE): Likewise.
5250 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
5252 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
5253 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
5254 (TARGET_OPTIONS): Add -mpic-register=N.
5255 (OUTPUT_INT_ADDR_CONST): New macro.
5256 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
5257 LEGITIMATE_PIC_OPERAND_P): Likewise.
5258 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
5259 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
5260 output_addr_const directly.
5261 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
5263 (thumb_pic_register, thumb_pic_register_string): Declare.
5265 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
5267 (label_mentioned_p): New function: Imported from arm.c.
5268 (legitimize_pic_address): New function: Imported from arm.c.
5269 (is_pic):New function: Imported from arm.c.
5270 (thumb_finalize_pic):New function: Imported from arm.c.
5271 (add_constant): Cope with PIC constants.
5272 (fixit): Cope with PIC constants.
5273 (output_return): Do not treat the PIC register as live if
5274 TARGET_SINGLE_PIC_BASE is true.
5275 (thumb_function_prologue): Do not treat the PIC register as live if
5276 TARGET_SINGLE_PIC_BASE is true.
5277 (thumb_expand_prologue): Do not treat the PIC register as live if
5278 TARGET_SINGLE_PIC_BASE is true.
5279 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
5280 TARGET_SINGLE_PIC_BASE is true.
5281 (thumb_print_operand): Accept '|'.
5282 (thumb_override_options): Process PIC options.
5284 * config/arm/thumb.md (movsi): Support PIC.
5285 (call_insn): Change "i" constraint to "X".
5286 (call_value_insn): Likewise.
5287 (consttable_4, consttable_8, consttable_end): Set and clear
5288 "making_const_table" as appropriate.
5289 (pic_load_addr, pic_add_dot_plus_four): New insns.
5291 * invoke.texi (Thumb Options): Fix spelling. Document new
5292 options -msingle-pic-base and -mpic-register=.
5294 1999-07-26 Andrew Haley <aph@cygnus.com>
5296 * config/m32r/initfini.c (__init): Use a full word immediate for
5297 __fini: this allows it to be placed in any memory region.
5299 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
5300 -mmodel=medium. This is OK for all memory models.
5302 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
5304 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
5305 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
5307 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
5309 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
5312 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
5314 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
5316 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
5317 (BUILD_VA_LIST_TYPE): New.
5318 (EXPAND_BUILTIN_VA_START): New.
5319 (EXPAND_BUILTIN_VA_ARG): New.
5320 * i860.c (output_delayed_branch): Disable.
5321 (output_delay_insn): Likewise.
5322 (i860_saveregs): New.
5323 (i860_build_va_list): New.
5324 (i860_va_start): New.
5326 * i860.md: Disable all peepholes using output_delayed_branch.
5327 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
5329 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
5331 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
5332 (BUILD_VA_LIST_TYPE): New.
5333 (EXPAND_BUILTIN_VA_START): New.
5334 (EXPAND_BUILTIN_VA_ARG): New.
5335 * clipper.c (clipper_builtin_saveregs): Only dump registers.
5336 Return the address of the save area.
5337 (clipper_build_va_list): New.
5338 (clipper_va_start): New.
5339 (clipper_va_arg): New.
5341 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
5343 * arc.h (EXPAND_BUILTIN_VA_START): New.
5344 (EXPAND_BUILTIN_VA_ARG): New.
5345 * arc.c (arc_setup_incoming_varargs): Set alias set of
5347 (arc_va_start): New.
5350 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
5352 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
5353 (BUILD_VA_LIST_TYPE): New.
5354 (EXPAND_BUILTIN_VA_START): New.
5355 (EXPAND_BUILTIN_VA_ARG): New.
5356 * alpha.c (alpha_builtin_saveregs): Delete.
5357 (alpha_build_va_list): New.
5358 (alpha_va_start): New.
5359 (alpha_va_arg): New.
5361 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
5363 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
5365 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
5366 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
5368 * gcc.texi: More changes related to list conversion.
5369 * invoke.texi: Likewise.
5371 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
5373 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
5374 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
5375 (expand_builtin_next_arg): Accept ARGLIST not EXP.
5376 (stabilize_va_list): New function.
5377 (std_expand_builtin_va_start): New function.
5378 (expand_builtin_va_start): New function.
5379 (get_varargs_alias_set): New function.
5380 (std_expand_builtin_va_arg): New function.
5381 (expand_builtin_va_arg): New function.
5382 (expand_builtin_va_end): New function.
5383 (expand_builtin_va_copy): New function.
5384 (expand_builtin): Call them.
5385 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
5386 __builtin_{varargs_start,stdarg_start,end,copy}.
5387 (build_va_arg): New function.
5388 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
5389 (build_va_arg): Declare.
5390 * c-decl.c (ptr_type_node, va_list_type_node): New.
5391 * c-parse.gperf (__builtin_va_arg): New.
5392 * c-parse.in (VA_ARG): New token.
5393 (unary_expr): Recognize it.
5394 * expr.c (expand_expr): Expand VA_ARG_EXPR.
5395 * expr.h (std_expand_builtin_va_start): Declare.
5396 (std_expand_builtin_va_arg): Declare.
5397 (expand_builtin_va_arg): Declare.
5398 (get_varargs_alias_set): Declare.
5399 * tree.def (VA_ARG_EXPR): New.
5400 * tree.h (BUILT_IN_VARARGS_START): New.
5401 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
5402 (ptr_type_node, va_list_type_node): Declare.
5403 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
5404 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
5405 * m88k.h, m88k.c: Likewise.
5406 * mn10300.h, mn10300.c: Likewise.
5407 * pa.h, pa.c: Likewise.
5408 * rs6000.h, rs6000.c: Likewise.
5409 * sh.h, sh.c: Likewise.
5410 * sparc.h, sparc.c: Likewise.
5412 * emit-rtl.c (operand_subword): Copy alias set.
5413 (change_address): Likewise.
5415 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
5417 * pa.c (compute_frame_size): Scan all the used callee saved registers,
5418 not just the first one.
5420 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
5422 * config/arm/arm.h (TARGET_SWITCHES): Add
5423 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
5424 (TARGET_OPTIONS): Add -mpic-register=.
5425 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
5426 (arm_pic_register_string): Declare.
5427 (NEED_PLT_GOT): Delete, replace with ...
5428 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
5429 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
5430 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
5431 * config/arm/arm.c (arm_override_options): Add new option
5433 (arm_pic_register_string): New variable.
5434 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
5435 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
5436 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
5437 (output_return_instruction): Likewise.
5438 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
5439 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
5440 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
5442 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
5443 mention of -msched-prolog. Document new options -msingle-pic-base
5444 and -mpic-register=.
5446 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
5448 * haifa-sched.c (reemit_notes): Tidy.
5449 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
5452 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
5454 * explow.c (trunc_int_for_mode): New function.
5455 (plus_constant_wide): Use it.
5456 * combine.c (simplify_and_const_int): Likewise.
5457 (merge_outer_ops): Likewise.
5458 (simplify_shift_const): Likewise.
5459 * cse.c (simplify_unary_operation): Likewise.
5460 (simplify_binary_operation): Likewise.
5461 * emit-rtl.c (operand_subword): Likewise.
5462 * rtl.h: Declare it.
5464 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5466 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
5467 (use NUM_REGS instead of NUM_INTS).
5469 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5471 * builtins.c: New file.
5472 * expr.c (saveregs_value, apply_args_value): Delete definition,
5473 moved into builtins.c.
5474 (string_constant): No longer static.
5475 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
5476 apply_args_size, apply_result_size, result_vector,
5477 expand_builtin_apply_args, expand_builtin_apply,
5478 expand_builtin_return): Delete functions, moved into builtins.c.
5479 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
5480 * expr.h (saveregs_value, apply_args_value): Declare variables.
5481 (expand_builtin, string_constant): Declare functions.
5482 * Makefile.in: Update to build builtin.o.
5484 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
5486 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
5487 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
5488 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
5489 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
5491 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
5494 1999-07-21 Michael Meissner <meissner@cygnus.com>
5496 * print-rtl.c (print_rtx): Print the names of the virtual
5499 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
5501 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
5502 introduced in previous delta.
5504 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5506 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
5507 to avoid name clash.
5509 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5511 * c-lex.c (yylex) : Correct the test for overflow when lexing
5514 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
5516 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
5517 (adjust_priority): Always call ADJUST_PRIORITY.
5518 (schedule_insn): Only put insns into the ready at cost 0.
5519 (schedule_block): Remove redundant initial sort. Give clock_var
5520 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
5522 * tm.texi (MD_SCHED_REORDER): Update docs.
5524 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
5525 * sparc.c (ultra_reorder_called_this_block): Delete.
5526 (ultrasparc_sched_init): Don't set it.
5527 (ultrasparc_sched_reorder): Don't check it.
5529 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
5531 * rs6000.h (struct rs6000_args): Add sysv_gregno.
5532 * rs6000.c (init_cumulative_args): Init sysv_gregno.
5533 (function_arg_boundary): Align DFmode.
5534 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
5535 to get fp reg and stack overflow correct.
5536 (function_arg): Likewise.
5537 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
5538 (setup_incoming_varargs): Restructure for ABI_V4; use
5539 function_arg_advance to skip final named argument.
5540 (expand_builtin_saveregs): Properly unskip the last integer arg
5541 when doing varargs. Adjust overflow location calculation.
5543 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
5544 explicitly unsigned.
5545 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
5546 (__VA_GP_REGSAVE): Similarly.
5547 (__va_longlong_p): Delete.
5548 (__va_arg_type_violation): New declaration.
5549 (va_arg): Restructure. Flag promotion errors. Align double.
5550 TFmode passed by reference.
5552 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
5553 in the HOST_BITS_PER_WIDE_INT > 32 case.
5555 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
5557 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
5559 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
5561 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
5562 * toplev.c (documented_lang_options): Add -fpreprocessed.
5563 * cpplib.h (struct cpp_buffer): Add preprocessed.
5564 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
5565 (cpp_start_read): Don't expand macros or emit an initial #line
5566 directive if -fpreprocessed.
5568 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5570 * cpplib.h (struct cpp_buffer): Added manual_pop for
5571 better C++ tokenization.
5572 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
5573 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
5574 * c-common.c (cpp_token): Make non-static.
5576 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5578 * c-common.h: New file.
5579 * c-common.c (permanent_obstack): Delete unused declaration.
5580 (c_global_trees): New array.
5581 (c_common_nodes_and_builtins): New function; split off common code
5582 from init_decl_processing in both c-decl.c and cp/decl.c.
5583 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
5584 c_global_trees and accessor macros defined in c-common.h.
5586 * c-decl.c: Delete definitions for tree nodes that were replaced by
5588 (init_decl_processing): Build void_list_node.
5589 Call c_common_nodes_and_builtins; delete code to generate the common
5591 * objc/objc-act.c (build_module_descriptor): Rename variable
5592 void_list_node to avoid clash with c-common.h.
5594 * Makefile.in: Update dependencies.
5595 * objc/Make-lang.in: Likewise.
5597 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
5599 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
5600 (UNIQUE_SECTION_P): Likewise.
5601 (UNIQUE_SECTION): Likewise.
5603 1999-07-19 Linas Vepstas <linas@linas.org>
5605 * config/i370/README: New file.
5606 * config/i370/linux.h: New file.
5607 * config/i370/mvs.h: New file.
5608 * config/i370/oe.h: New file.
5609 * config/i370/t-linux: New file.
5610 * config/i370/t-mvs: New file.
5611 * config/i370/t-oe: New file.
5612 * config/i370/x-oe: New file.
5613 * config/i370/xm-linux.h: New file.
5614 * config/i370/xm-mvs.h: New file.
5615 * config/i370/xm-oe.h: New file.
5617 * i370.c (label_node_t): Add first_ref_page, label_addr,
5618 label_first_ref, label_last_ref members.
5619 (mvs_need_base_reload): Renamed from mvs_label_emitted.
5620 (MAX_MVS_LABEL_SIZE): Define.
5621 (MAX_LONG_LABEL_SIZE): Define.
5622 (alias_node_t, alias_anchor, alias_number): New.
5623 (mvs_function_table): Reorder for EBCDIC.
5624 (ascebc, ebcasc): Unconditionally define.
5625 (i370_branch_dest, i370_branch_length): New functions.
5626 (i370_short_branch, i370_label_scan): New functions.
5627 (mvs_get_label): Renamed from mvs_add_label. Search for
5628 an existing label before creating a new one.
5629 (mvs_add_label): New function.
5630 (mvs_get_label_page): New function.
5631 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
5632 over the entire list.
5633 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
5634 (mvs_check_page) [TARGET_ELF_ABI]: New function.
5635 (mvs_add_alias, mvs_need_alias): New functions.
5636 (mvs_get_alias, mvs_check_alias): New functions.
5637 (handle_pragma): New function.
5638 (mvs_function_check): New function.
5639 (unsigned_jump_follows_p): Search harder.
5640 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
5641 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
5642 * i370.h (TARGET_VERSION): Delete.
5643 (CPP_SPEC, CPP_PREDEFINES): Delete.
5644 (mvs_label_emitted): Delete.
5645 (TARGET_EBCDIC): Delete.
5646 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
5647 (HANDLE_PRAGMA): Define.
5648 (HARD_REGNO_NREGS): Handle complex modes.
5649 (HARD_REGNO_MODE_OK): Likewise.
5650 (CLASS_MAX_NREGS): Likewise.
5651 (RET_REG): Likewise.
5652 (EXTRA_CONSTRAINT): Define.
5653 (RETURN_IN_MEMORY): True for DImode.
5654 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
5655 (FUNCTION_PROFILER): Delete.
5656 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
5657 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
5658 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
5659 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
5660 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
5661 (ASM_FILE_START): Add "RMODE ANY".
5662 (ASM_OUTPUT_EXTERNAL): Check for aliases.
5663 (ASM_GLOBALIZE_LABEL): Likewise.
5664 (ASM_OUTPUT_LABELREF): Likewise.
5665 (ASM_OUTPUT_COMMON): Likewise.
5666 (PRINT_OPERAND): Handle 'K', 'W', default.
5667 (PRINT_OPERAND_ADDRESS): New.
5668 (Lots of defines): Add support for TARGET_ELF_ABI.
5669 * i370.md (attr length): New. Define for all patterns.
5670 (*): Lots of tweeks to assembly output and constraints.
5672 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
5674 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
5675 Disable patterns performing SImode comparisons with SImode values
5676 if TARGET_POWERPC64 and instruction does not sign-extend or does
5677 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
5678 differ for signed quantities.
5679 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
5680 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
5681 (decrement_and_branch_on_count): Add 64-bit variant.
5683 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5685 * final.c (output_asm_insn): When searching for the matching string
5686 for a given dialect, don't run past the end of the list of
5687 alternatives if there are fewer alternatives in the template than
5690 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
5692 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
5693 Removed paragraph about compression of files and size limitation,
5694 duplicated in the FAQ. Use gcc-patches for posting patches.
5695 * gcc.c (main): Updated URL with bug reporting instructions to
5696 gcc.gnu.org. Removed e-mail address.
5697 * system.h (abort): Likewise.
5699 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5701 * Makefile.in (stmp-multilib-sub): Make the files extracted
5702 from $(LIBGCC1) writable.
5704 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
5706 * config/arm/aout.h: Reformat for improved readability.
5708 * config/arm/arm.h: Reformat for improved readability.
5709 Replace uses of fprintf with asm_fprintf where appropriate.
5710 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
5711 function declaration assembler actions.
5712 (NUM_INTS): New macro: Convert from bytes to words.
5713 (NUM_REGS): New macro: Compute number of registers required to
5714 hold a quanitity of tyep MODE.
5715 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
5717 (NUM_ARG_REGS): New macro: The number of argument registers
5719 (ARG_REGISTER): New macro: Compute the register number of the Nth
5721 (LAST_ARG_REGNUM): New macro: The number of the last argument
5723 (SP_REGNUM): New macro: Register number of the stack pointer.
5724 (FP_REGNUM): New macro: Register number of the frame pointer.
5725 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
5726 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
5727 CUMULATIVE_ARGS so that it counts registers not bytes.
5729 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
5731 Replace uses of fprintf with asm_fprintf where appropriate.
5732 (output_ascii_pseudo_op): Replace with version from thumb.c
5734 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
5736 * config/arm/elf.h (CPP_PREDEFINES): Replace with
5738 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
5739 (ASM_FILE_START): Emit ASM_APP_OFF.
5741 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
5743 * pa.c (compute_frame_size): Round frame according to
5744 STACK_BOUNDARY rather than a hardwired value.
5746 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
5748 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
5750 * configure: Rebuilt.
5752 * configure.in (hppa*-*-linux*): New configuration.
5753 * configure: Rebuilt.
5754 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
5755 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
5756 * pa/pa-linux.h: New file.
5757 * pa/t-linux: New file.
5758 * pa/xm-linux.h: New file.
5760 * pa.c (hppa_legitimize_address): Change references from SImode to
5761 either Pmode or word_mode as appropriate.
5762 (emit_move_sequence, store_reg, load_reg): Likewise.
5763 (set_reg_plus_d, hppa_expand_prologue): Likewise.
5764 (output_mul_insn): Likewise.
5765 * pa.h (PROMOTE_MODE): Likewise.
5766 (INITIALZE_TRAMPOLINE): Likewise.
5767 (Pmode): Define to word_mode.
5769 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
5770 value of 4. Allocate 8 bytes for each FP register save.
5771 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
5773 (hppa_expand_prologue): Likewise.
5774 * pa.h (PROMOTE_MODE): Likewise.
5775 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
5776 (FUNCTION_ARG_BOUNDARY): Likewise.
5778 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
5780 * pa.c (out_of_line_prologue_epilogue): Delete.
5781 (override_options): Remove -mspace related code.
5782 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
5783 (compute_frame_size): Only allocate space for register that
5784 actually need to be saved.
5785 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
5786 (TARGET_SWITCHES): Remove -mspace, -mno-space
5787 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
5788 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
5789 * pa/ee.asm, pa/ee_fp.asm: Delete.
5791 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
5793 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
5794 directive in column zero.
5796 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
5798 * m68k.c (output_function_prologue): Fix computation of save mask
5799 when generating PIC code.
5801 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
5803 * tree.c (build_type_attribute_variant): Move current_obstack restore
5804 after build_qualified_type call.
5806 1999-07-15 Mark Mitchell <mark@codesourcery.com>
5808 * configure.in: Use t-iris6, even with GNU LD.
5809 * config/mips/iris6gld.h: Fix typo in linker spec.
5810 * config/mips/t-iris6gld: Remove.
5812 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
5814 * rs6000.md (insv, extzv): Remove SImode dependence in named
5815 patterns. Explicitly generate DImode RTL if PowerPC64 and
5817 (insvdi): Reverse start and size in instruction template.
5819 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
5821 * invoke.texi: Typo fixes.
5823 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
5825 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
5826 handle at this time instead of silently generating incorrect code.
5827 (gen_imagpart): Likewise.
5829 * reload.c (find_reloads): Emit a USE for a pseudo register without
5830 a hard register if we could not create an optional reload for the
5833 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5835 * c-typeck.c (output_init_element, process_init_element):
5836 When advancing constructor_unfilled_fields for a RECORD_TYPE,
5837 check for nameless bit fields.
5839 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
5841 * regclass.c (scan_one_insn): Notice subregs that change the
5842 size of their operand.
5843 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
5845 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
5847 * configure.in (alpha*-*-*): Include alpha/t-ieee.
5848 * configure: Rebuilt.
5849 * alpha/t-ieee: New file.
5851 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
5853 * rs6000.c (find_addr_reg): Do not select r0 as an address
5856 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
5858 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
5860 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
5862 * rs6000.md (movsf): Do not force easy FP constants into memory.
5864 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
5865 immed_double_const to ensure they are properly truncated then
5868 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
5870 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
5871 always unless NO_DEBUG is used. Compile this code
5873 (replace_symbols_in_block): Compile it unconditionally.
5875 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
5877 * configure.in (i?86-*-elf*): New target.
5878 * configure: Rebuilt.
5879 * i386/i386elf.h, i386/t-i386elf: New files.
5881 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5883 * toplev.c (main): Don't complain about saying -gdwarf.
5884 (rest_of_compilation): Remove redundant code.
5886 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
5888 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
5890 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
5892 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
5893 "Li960R:", to avoid name clash.
5895 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5897 * loop.c (check_dbra_loop): When reversing a loop, delete all
5898 REG_EQUAL notes referencing the reversed biv except those which are
5899 for a giv based on it.
5901 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
5903 * version.c: Drop "gcc-" prefix from version #.
5905 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
5907 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
5908 the label if we're being verbose.
5910 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
5912 * m68k.c (output_function_prologue): Add pic register to mask
5913 if live and flag_pic.
5914 (output_function_epilogue): Likewise.
5916 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
5918 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
5919 directives in column zero.
5921 * pa/elf.h (ASM_FILE_START): Define.
5922 * pa/som.h (ASM_FILE_START): Include .level directives.
5923 * pa/hpux10.h (ASM_FILE_START): Delete.
5924 * pa/hpux11.h (ASM_FILE_START): Delete.
5926 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
5928 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5930 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
5931 when reload_out equals reload_in.
5933 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
5935 * invoke.texi (Spec Files): New node: Describe the contents of
5938 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
5940 * invoke.texi (DEC Alpha Options): Put @end table at
5941 beginning of line, to avoid confusing texi2html.
5943 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
5945 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
5946 introduced in previous delta.
5948 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5950 * reload1.c (gen_reload): When synthesizing a 3 operand add
5951 sequence, improve test for when to reload OP1 into the reload
5952 register instead of OP0.
5954 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
5956 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
5958 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
5960 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
5963 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
5965 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
5966 (va_dcl): Use __builtin_va_alist_t.
5968 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
5970 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
5971 on the permanent_obstack.
5972 * dwarfout.c (output_type): Likewise.
5974 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
5976 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5977 Merged from c-typeck.c and cp/typeck.c.
5978 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
5979 Merged into c-common.
5981 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
5983 * c-lex.c (errorcount): Declare it.
5984 (finish_parse): Update errorcount when using CPPLIB.
5986 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
5988 * fixinc/inclhack.def(end_else_label): Double the backslash so
5989 sed gets a chance to see it.
5990 * fixinc/inclhack.sh: regen
5991 * fixinc/fixincl.x: regen
5993 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
5995 Add framework to support armv5 architecture when it becomes
5998 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
5999 (arm_arch5): New variable.
6000 (all_architectures): Add armv5 line.
6001 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
6002 -march=armv5 is specified on the command line.
6003 (arm_arch5): Export this variable.
6004 * invoke.texi: Document new string accepted by -march= switch for
6007 * config/arm/arm.h: Replace use of constant 12 as a register
6008 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6009 * config/arm/arm.c: Replace use of constant 12 as a register
6010 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6012 * config/arm/elf.h: Tidy up.
6013 * config/arm/coff.h: Tidy up.
6015 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
6017 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
6018 * gcc/config/mips/t-iris6gld: New file.
6019 * gcc/config/mips/iris6gld.h: Likewise.
6021 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
6023 * c-decl.c (widest_integer_literal_type_node,
6024 widest_unsigned_literal_type) : New.
6025 (init_decl_processing): Handle/use the two new types.
6026 * c-common.c (type_for_size,type_for_mode) : Same.
6027 * c-lex.c (yylex) : Same.
6028 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6030 * c-tree.h (widest_integer_literal_type_node,
6031 widest_unsigned_literal_type) : New.
6033 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
6035 * dwarfout.c (field_byte_offset): Correctly compute the object's
6036 byte offset for the first bit of a field which crosses an alignment
6037 boundary on a !BYTES_BIG_ENDIAN target.
6039 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
6041 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
6044 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
6045 Jeff Law <law@cygnus.com>
6047 * ginclude/varargs.h (va_dcl): Use word_mode for type of
6050 * except.c: Include intl.h.
6051 (expand_eh_return): Set current_function_cannot_inline.
6052 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
6053 * function.h (struct function): Add eh_return_stub_label.
6054 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
6055 * Makefile.in (except.o): Depend on intl.h.
6057 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
6059 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
6060 same as offsettable in cases 1 and 2.
6062 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
6064 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
6065 (extlh, extwh): Likewise.
6067 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
6069 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
6071 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
6073 * configure.in: Add arm-pe and thumb-pe targets.
6074 * configure: Regenerate.
6076 * thumb.c (arm_naked_function_p): New function: Determines if
6077 a function is naked (has no gcc generated prologue/epilogue).
6078 (is_called_in_ARM_mode): Return true if the func has the
6079 interfacearm attribute.
6080 (output_return): Do not generate a return for naked functions.
6081 (thumb_function_prologue): Do not generate a prologue for
6083 (thumb_expand_prologue): Do not generate a prologue for naked
6085 (thumb_expand_epilogue): Do not generate an epilogue for naked
6087 (arm_valid_machine_decl_attribute): New function, copied from
6088 arm.c: Permit naked and interfacearm attributes.
6090 * config/arm/pe.c: New file: Support code for arm-pe target.
6091 * config/arm/pe.h: New file: Header file for arm-pe target.
6092 * config/arm/tpe.h: New file: Header file for thumb-pe target.
6093 * config/arm/t-thumb-pe: New file: Makefile fragment for
6096 1999-07-01 Mark Kettenis <kettenis@gnu.org>
6098 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
6099 -fPIC or -fpic is specified.
6101 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
6103 * expr.c (emit_block_move): Use copy_to_mode_reg for
6104 !TARGET_MEM_FUNCTIONS case too.
6106 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
6108 * configure: Rebuilt.
6109 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
6110 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
6111 definitions made redundant by dbxelf.h inclusion. Delete
6112 lots of definitions related to assembly output that are
6113 specific to the SOM object format.
6114 * pa.c (output_function_prologue): Do not emit the function's
6116 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
6117 * pa-pro.h: Deleted.
6118 * som.h: New file with SOM specific definitions.
6119 * elf.h: New file with ELF specific definitions.
6121 * elfos.h (const_section): Output a tab before assembler directives.
6122 (ctors_section, dtors_section): Likewise.
6123 (ASM_OUTPUT_SECTION_NAME): Likewise.
6125 * pa/pa1.h: Delete unused file.
6127 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
6129 * configure.in (hppa*-hp-hpux11*): New configuration.
6130 * configure: Rebuilt.
6131 * pa/pa-hpux11.h: New file.
6132 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
6135 * mips.md (leasi, leadi): New patterns.
6137 * expr.c (emit_block_move): Properly handle case where one of the
6138 block move arguments has a queued increment or decrement.
6139 (clear_storage): Similarly. Fix formatting goof.
6141 1999-06-28 "David O'Brien" <obrien@NUXI.com>
6143 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
6144 semicolon from the BSD VA_LIST replacement expression.
6146 * fixinc/inclhack.sh: regen
6147 * fixinc/fixincl.x: regen
6149 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
6150 now use the fixincl program.
6152 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
6154 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
6155 case. Also make the PIC register call_used.
6157 * m68k.h (FINALIZE_PIC): Delete.
6158 * m68k.c (finalize_pic): Delete.
6160 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
6162 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
6165 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
6167 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
6169 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
6171 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
6173 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
6175 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
6177 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
6179 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
6181 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
6183 * rs6000.c (output_toc): Always use hex values for floating-point
6184 constants. Store single-precision values in upper-half of TOC
6185 entry in 64-bit mode.
6186 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
6187 to final constraints.
6188 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
6189 (fctiwz): Improve accuracy of RTL for pattern.
6191 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
6193 * expr.c (expand_expr): Allow RTL_EXPR's through the
6194 MAX_INTEGER_COMPUTATION_MODE checks.
6196 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
6198 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
6199 such that MASK_SUPPORT_ARCH is not negative.
6201 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
6203 * loop.c (verify_dominator): Properly handle ADDR_VEC and
6204 ADDR_DIFF_VEC insns that appear inside loops.
6206 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
6207 Jeff Law <law@cygnus.com>
6209 * rs6000.md (movdf_hardfloat32): Revert previous patch.
6210 Handle LO_SUM the same as offsettable in cases 1 and 2.
6211 * rs6000.c (find_addr_reg): Revert previous patch.
6213 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
6215 * system.h (strstr): New external function declaration.
6216 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
6217 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
6218 * config.in, configure: Rebuilt.
6220 1999-06-24 Tom Tromey <tromey@cygnus.com>
6222 * gcc.c (main): Read user-specified specs files after computing
6223 additional startfile_prefixes.
6225 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
6227 Revert these two patches:
6229 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6230 * loop.c (strength_reduce): When doing biv->giv conversion, update
6231 reg note of NEXT->insn.
6233 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6234 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6236 (recombine_givs): Set ix field after sorting.
6238 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6240 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
6241 for the parts of an UNSPEC / UNSPEC_VOLATILE.
6243 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
6245 *fixinc/inclhack.def: Add fix development commentary
6246 (read_ret_type): reactivate and add selection clause
6247 (zzz_*): tweak output file name to match what is used in hackshell.tpl
6248 *fixinc/{fixincl.x|inclhack.sh}: regen
6250 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
6252 * expr.c (expand_expr): STRIP_NOPS before checking against
6253 MAX_INTEGER_COMPUTATION_MODE
6254 (check_max_integer_computation_mode): Likewise.
6256 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
6258 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
6260 1999-06-22 Jim Wilson <wilson@cygnus.com>
6262 * expr.c (store_expr): When target is a promoted subreg, return a
6263 promoted subreg as a result.
6265 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
6267 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
6269 (dwarf2out_define): Mark unused parameters appropriately.
6270 (gen_unspecified_parameters_die): Ditto.
6271 (gen_subprogram_die): Fix signed/unsigned warnings.
6272 (gen_variable_die): Ditto.
6274 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
6276 * fixinc/inclhack.def(end_else_label): combined else_label
6277 and endif_label and fixed the sed expression.
6278 *fixinc/{fixincl.x|inclhack.sh}: regen
6280 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
6282 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
6283 'x' when handling non-offsettable addresses
6285 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
6287 * final.c (shorten_branches): Don't try to split an insn that has
6290 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
6292 * config/mips/mips.c (symbolic_expression_p): New function.
6293 (mips_select_rtx_section): Put symbolic expressions in the
6294 data section, not the read-only data section.
6296 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
6298 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
6300 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
6302 * collect2.c (main): Log frame table count.
6303 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
6304 (scan_prog_file) [COFF]: Handle frame tables.
6306 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
6307 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
6308 * alpha/elf.h: Undef them again.
6309 * alpha/vms.h: Remove their definitions.
6311 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6313 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
6314 remove the clobber of r0 and change the REG_UNUSED note to
6317 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
6319 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
6320 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
6321 fits in HOST_WIDE_INT and one uses union to access a long constant
6324 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
6326 * sparc.c (sparc_override_options): Don't allow profiling for
6327 code models other than medlow.
6328 (sparc_function_profiler): New function from old FUNCTION_PROFILER
6329 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
6330 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
6331 (sparc_block_profiler): Likewise.
6332 (sparc_function_block_profiler_exit): Likewise.
6333 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
6334 (FUNCTION_BLOCK_PROFILER): Likewise.
6335 (BLOCK_PROFILER): Likewise.
6336 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6337 (MCOUNT_FUNCTION): New.
6338 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
6339 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
6340 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
6341 (MCOUNT_FUNCTION): New.
6342 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
6343 (BLOCK_PROFILER): Delete.
6344 (MCOUNT_FUNCTION): New.
6346 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
6348 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
6350 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
6352 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6355 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6358 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6361 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6364 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
6366 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
6369 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
6371 * i386/djgpp.h (LIB_SPEC): New.
6372 (STARTFILE_SPEC): New.
6374 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
6376 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
6378 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
6381 * system.h (WSTOPSIG): New macro.
6383 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
6385 * c-pragma.c (push_alignment): Don't ignore alignments greater than
6387 (insert_pack_attributes): Take into account member natural
6390 * i386/winnt.c (exports_head): New static variable.
6391 (i386_pe_record_exported_symbol): New function.
6392 (i386_pe_asm_file_end): Use.
6393 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
6394 symbols to be emitted at end of assembly.
6395 (ASM_DECLARE_OBJECT_NAME): Likewise.
6396 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6398 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
6401 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
6403 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
6406 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
6408 * haifa-sched.c (sched_analyze_1): Use free_list instead of
6409 zapping reg_last_uses directly.
6410 (sched_analyze_2, sched_analyze_insn): Likewise.
6411 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
6413 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
6415 * rs6000.md (movdf_hardfloat32): Use worst case insn length
6416 attributes for cases 1 and 2.
6418 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
6420 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
6423 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
6425 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
6427 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
6429 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
6430 PIC_OFFSET_TABLE_REGNUM for general alloaction.
6431 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
6432 must be stacked if it is used for PIC accesses.
6433 * arm.c (use_return_insn): Handle PIC register specially.
6434 (output_return_instruction): Likewise.
6435 (output_func_{prologue,epilogue}): Likewise.
6436 (output_expand_prologue): Likewise.
6438 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
6439 (*strsi_predec): Renamed from *strqi_predec.
6440 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
6441 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
6443 * arm.c (arm_override_options): Remove warning about PIC code
6444 not being supported.
6446 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
6448 * rs6000.c (find_addr_reg): New function.
6449 * rs6000.h (find_addr_reg): Declare.
6450 (offsettable_addr_operand): Delete.
6451 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
6452 from and stores to GPRs.
6454 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
6456 * alpha.c (alpha_expand_block_move): Use get_insns rather than
6457 gen_sequence as argument to emit_no_conflict_block.
6459 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6461 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
6462 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
6463 *fixinc/fixincl.x: regen
6464 *fixinc/inclhack.sh: regen
6466 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
6468 * added support for -mpcrel (PC relative addressing for m68k)
6469 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
6470 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
6471 * m68k.c (print_operand_address): Handle 32-bit PIC case.
6472 (comments for general_src_operand): Add some explanation
6473 about EXTRA_CONSTRAINTS.
6474 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
6475 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
6476 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
6477 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
6478 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
6479 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
6480 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
6482 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
6483 * m68k.h (TARGET_PCREL): New target flag.
6484 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
6485 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
6486 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
6487 contains a SYMBOL_REF. Relax this constraint during reload, since
6488 we want to use the predicates, not reload's built-in concept of a
6489 valid memory address, to control what insns need reloading.
6490 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
6491 operands (essentially 'g', 'm', and 's' under normal circumstances).
6492 * m68k.c (print_operand): Cause printing of pc-relative addresses
6493 to include pc register.
6494 (print_operand_address): Ditto.
6495 (general_src_operand): Accept operands that are not only
6496 general_operands, but are also valid when used as a pc-relative
6498 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
6499 (memory_src_operand): Similar, for memory_operands.
6500 (pcrel_address): New predicate to accept the special case of a
6501 pc-relative address.
6502 * m68k.md (many patterns): Rewrite common SImode, HImode, and
6503 QImode insns to accept *_src_operand instead of *_operand where
6504 pc-relative operands can fit. For example, a pc-relative operand
6505 can be used as a memory source operand for addsi3, but not as a
6507 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
6509 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
6511 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
6512 .thumb_set pseudo op to mark aliases of thumb functions.
6514 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
6516 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
6517 preference to ASM_OUTPUT_DEF, if it is defined.
6519 * tm.texi: Document new, optional target macro
6520 ASM_OUTPUT_DEF_FROM_DECLS.
6522 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6524 * fixincludes: ISCNTL patch
6525 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
6526 (dgux_int_varargs): new for DG/UX
6527 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
6529 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
6531 * invoke.texi (ia32 options): Fix typo.
6533 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6535 * loop.c (strength_reduce): When doing biv->giv conversion, update
6536 reg note of NEXT->insn.
6538 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
6540 * loop.c (move_movables): Note issues with replacing REGs with
6542 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
6544 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
6546 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
6548 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
6549 the reference to `mcount' was not correct for the ELF on FreeBSD.
6551 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6553 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6556 (recombine_givs): Set ix field after sorting.
6558 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
6560 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
6561 to safe to extract a subword out of a REG.
6563 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6565 * sh.md (mulsi3): Don't add a no-op move at the end.
6567 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6569 * cse.c (cse_insn): Don't put hard register source into tables for
6570 the last insn of a libcall.
6572 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6574 * loop.c (strength_reduce): Insert sets of derived givs at every
6575 biv increment, even if it's the only one.
6577 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6579 * dwarfout.c (add_incomplete_type): New fn.
6580 (output_type): Call it.
6581 (retry_incomplete_types): New fn.
6582 (dwarfout_finish): Call it.
6584 From Eric Raskin <ehr@listworks.com>:
6585 (output_type): Output types for bases.
6587 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6589 * mips.c (mips_output_conditional_branch): Add `break'
6590 between `default' label and `close braces'.
6592 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
6594 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
6595 specifications and make it realistic.
6596 (LIB_SPEC): Likewise.
6598 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
6600 * config/mips/mips.c (mips_secondary_reload_class): Check for
6601 (PLUS (SP) (REG)) and return appropriate register class.
6602 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
6603 Handle (PLUS (SP) (REG)).
6604 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
6605 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
6606 of emit_insn for tablejump.
6608 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
6610 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
6611 asm_fprintf format string by itself.
6612 (output_function_profiler): Likewise.
6614 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
6616 * combine.c (simplify_logical, case AND): Only call
6617 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
6618 or the constant is positive.
6620 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
6622 * configure.in: Fix typo in rs6000-ibm-aix4 case.
6623 * configure: Regenerate.
6625 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
6627 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
6628 require a sub-version #.
6629 * configure: Rebuilt.
6631 1999-06-14 Robert Lipe (robertlipe@usa.net)
6633 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
6635 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
6637 * c-typeck.c (process_init_element): Detect excess elements in
6638 char array initializer.
6640 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6642 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
6644 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6646 * invoke.texi (Option Summary): Add -fpermissive flag.
6648 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
6650 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
6651 that require PIC code sequences.
6653 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
6655 * configure.in: Add new target: thumb-elf.
6656 * configure: Regenerate.
6657 * config/arm/t-thumb-elf: New file: Makefile fragment for
6659 * config/arm/telf.h: New file: Header file for thumb-elf
6662 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
6664 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
6665 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
6666 initializers is some circumstances.
6668 * fixinc/inclhack.def (endif_label): Add additional selector for
6669 more bogus stuff after #endif statements.
6670 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
6672 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
6674 * i386/cygwin.h (SET_ASM_OP): Define.
6676 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
6678 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
6680 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6682 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
6685 * sh.md (ic_invalidate_line_i): Remove second alternative.
6687 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6689 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
6690 test for the presence of valid prototypes. Delete bypass expr.
6691 (ioctl_fix_ctrl): Correct the selection expression.
6692 (no_double_slash): Correct quoting rules
6693 *fixinc/fixincl.x: regen
6694 *fixinc/inclhack.sh: regen
6696 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
6698 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
6700 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6702 * rs6000.md (movsi_got_internal_mem): Delete.
6703 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
6704 (GOT_TOC_REGNUM): Delete.
6705 (PIC_OFFSET_TABLE_REGNUM): Define.
6706 (FINALIZE_PIC): Disable.
6707 * rs6000.c (rs6000_got_register): New code for fixed pic register.
6708 (rs6000_replace_regno): Delete.
6709 (rs6000_finalize_pic): Likewise.
6710 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
6712 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6714 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
6715 is a note; use <= for the compare; advance P while it is
6718 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
6720 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
6721 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
6723 * varasm.c (remove_from_pending_weak_list): Verify t->name
6724 is non-NULL before passing it to strcmp.
6726 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6728 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
6729 the typed arguments are not part of a comment
6730 (ioctl_fix_ctrl): Added a purpose comment
6731 *fixinc/fixincl.x: regenerate
6732 *fixinc/inclhack.sh: regenerate
6734 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6736 * invoke.texi: Add C4x invocation docs.
6738 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6740 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
6742 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
6744 (c4x_legitimize_reload_address): New function.
6745 * config/c4x/c4x.md: Update docs.
6747 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
6749 * fixincludes: Avoid removing '.'.
6750 * fixinc/fixinc.svr4: Likewise.
6751 * fixinc/fixinc.winnt: Likewise.
6752 * fixinc/inclhack.tpl: Likewise.
6753 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
6755 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6757 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
6759 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
6761 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
6763 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
6766 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
6768 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
6769 * configure: Regenerate.
6771 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
6773 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
6776 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
6778 * fixinc/inclhack.def (avoid_bool): Also catch
6779 "typedef [unsigned] int bool".
6780 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6782 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
6783 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
6784 * configure: Rebuilt.
6786 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
6788 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
6789 such that we can override its definitions if necessary.
6790 (CPP_SPEC): New define. Support processor specific predefines via
6792 (CC1_SPEC): New define. Support processor specific compiler
6793 options via %(cc1_cpu).
6794 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
6797 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6799 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
6800 between sed's -e flag, and the open-quote following it.
6801 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
6803 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
6804 Jeffrey A Law (law@cygnus.com)
6806 * varasm.c (assemble_start_function): Remove the function
6807 from the pending weak decls list when we define a function.
6808 (assemble_variable): Similarly for variables.
6809 (weak_finish): Ignore items on the list with a NULL name.
6810 (remove_from_ending_weak_list); New function to "remove" an item
6811 from the pending weak declarations list.
6813 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
6815 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
6817 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
6819 * c-lex.c (GETC): Redefine to call getch.
6820 (UNGETC): Redefine to call put_back.
6821 (putback_buffer): New structure type.
6822 (putback): New static structure.
6823 (getch): New function.
6824 (put_back): New function.
6825 (yylex): Replace unused bytes from bad multibyte character.
6827 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
6829 * cpplib.c (do_define): Cast `alloca' return value.
6830 (do_include, do_undef, do_pragma): Likewise.
6831 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
6833 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
6834 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
6836 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
6838 * sparc.md (abstf2): This should be an expand.
6839 (split after abstf2_notv9): Fix mode.
6840 (abstf2_hq_v9): New pattern.
6841 (abstf2_v9): Only use when no hard quad.
6842 (absdf2_v9): Fix if target is not the same as source.
6843 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
6844 Add correct output constraints.
6846 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
6848 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
6849 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
6851 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
6853 * mips.h (mips_output_conditional_branch): New function.
6854 (mips_adjust_insn_length): Likewise.
6855 (ASSEMBLER_SCRATCH_REGNUM): New macro.
6856 (ADJUST_INSN_LENGTH): Likewise.
6857 * mips.c (print_operand): Add `F' and `W' for floating-point
6859 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
6861 (mips_adjust_insn_length): New function.
6862 (mips_output_conditional_branch): New function.
6863 * mips.md (length): Adjust attribute definition to handle
6864 conditional branches. Change lengths to bytes, rather than
6865 instructions throughout. Remove length attribute from
6866 instructions whose length is four bytes, and rely on the default
6868 (dslot): Fix typo in comment.
6869 Reword conditional branch patterns to use
6870 mips_output_conditional_branch.
6872 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6874 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
6875 (LIB_SPEC): Likewise.
6876 Link with -lprof1_r for -g/-pg.
6878 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
6880 * loop.c (check_dbra_loop): Fix change of Jan 19.
6882 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
6884 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
6885 (STARTFILE_SPEC): Define, override the svr4.h version.
6886 (ENDFILE_SPEC): Likewise.
6888 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
6890 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
6891 * fixinc/fixincl.x: Regenerated.
6892 * fixinc/inclhack.sh: Regenerated.
6894 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6896 * sh.c (barrier_align): Don't return early for normal branch/barrier
6897 when optimizing for SH2.
6899 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
6901 * i386/udk.h (LINK_SPEC): Correct linker search path for
6904 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6906 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
6907 (braf_label_ref_operand): Delete.
6908 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
6909 * sh.md (casesi_jump_2): Operand1 is now the inside of a
6910 label_ref, and has no predicate.
6911 The patten has a predicate to guard against invalid substitutions.
6912 (dummy_jump): Delete.
6913 (casesi): Update use of casesi_jump_2.
6915 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6917 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
6918 *fixinc/fixincl.x: regenerate
6919 *fixinc/inclhack.sh: regenerate
6921 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
6923 * dwarf2out.c (add_incomplete_type): New fn.
6924 (gen_struct_or_union_type_die): Call it.
6925 (retry_incomplete_types): New fn.
6926 (dwarf2out_finish): Call it.
6928 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
6930 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
6931 current block starts with a CODE_LABEL and ends with a CALL and
6932 we can not find all the argument setup instructions for the CALL.
6934 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
6937 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
6938 something is a candidate for optimize_bit_field_compare.
6940 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6942 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
6944 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
6946 * alpha.c (override_options): Thinko in last patch.
6948 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
6949 (LIB_SPEC): Recognize -pthread.
6951 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
6953 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
6954 definition in config/arm/coff.h
6955 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
6957 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
6959 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
6960 fixes that need "file=xxx\n" prepended before invocation
6961 (start_fixer - new): starting the fixer process is complex enough
6962 to warrent its own routine. It prepends the "file=xxx\n" stuff.
6963 (process): uses the new routine; omit usage of putenv()
6964 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
6965 * fixinc/fixincl.x: regenerate
6967 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
6969 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
6970 and version #s (1.1 -> 2.96) as needed.
6971 * README.g77: Kill way out of date file in the toplevel directory.
6973 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
6975 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
6976 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
6977 * configure: Rebuilt.
6978 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
6979 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
6980 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
6981 (SWITCH_TAKES_ARG): Likewise.
6982 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
6983 * config/t-freebsd: Moved from config/i386/ so it can used for all
6986 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
6988 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
6990 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
6992 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
6993 * configure: Rebuilt.
6995 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
6997 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
6998 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
6999 * rs6000/rs6000.c (rs6000_file_start): Use putc.
7000 (rs6000_output_load_toc_table): Same.
7001 (output_prolog, output_mi_thunk): Same.
7002 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
7003 (ASM_GLOBALIZE_LABEL): Use putc.
7005 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
7007 * alpha.md (reload_*_help): New patterns and splitters.
7008 (reload_*): Use them.
7009 (mov[qh]i): Likewise.
7011 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
7013 * cccp.c (handle_directive): Handle backslash-newlines in quoted
7016 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
7018 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
7020 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
7022 * flow.c (mark_regs_live_at_end, insn_dead_p,
7023 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
7024 and HARD_FRAME_POINTER_REGNUM special treatment if reload
7025 hasn't run or the frame pointer is needed.
7026 * haifa-sched.c (attach_deaths): Likewise.
7027 * sched.c (attach_deaths): Likewise.
7029 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
7031 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
7032 calculate_can_reach_end returns nonzero.
7034 * configure.in (native gas tests): Search for an assembler in the
7035 same manner that the installed compiler will.
7036 * configure: Rebuilt.
7037 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
7039 * alias.c (find_base_term): Improve handling of addresses
7040 constructed from binary operations.
7042 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
7044 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
7046 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
7048 * function.h (cleanup_label, frame_offset): Declare.
7049 (tail_recursion_label, tail_recursion_reentry): Likewise.
7050 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7051 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
7052 (tail_recursion_label, tail_recursion_reentry): Likewise.
7053 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7055 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
7057 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
7059 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
7060 (MAX_OFILE_ALIGNMENT): Define.
7062 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
7064 * fixincl.c: Replace local include scheme with #includes of
7065 gansidecl.h and system.h.
7066 * procopen.c: Likewise.
7067 * server.c: Likewise.
7069 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
7071 * i386/t-dgux (EXTRA_PARTS): Add crti.o
7072 (crti.o): Add build rule and dependencies.
7073 * fixinc/fixinc.dgux: Use modified _int_varargs.h
7075 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7077 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
7078 (LIB_LINUX_SPEC): Likewise.
7079 (LIB_LINUX_SPEC): Add support for -pthread
7080 (CPP_OS_LINUX_SPEC): Likewise.
7081 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
7084 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
7086 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
7088 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
7089 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
7090 for IEEE math and CC_FCOMI.
7091 (put_jump_code): No IEEE if CC_FCOMI is set.
7093 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7095 * fold-const.c (fold_truthop): Make the field reference unsigned
7096 when converting a single bit compare.
7098 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7100 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
7102 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
7104 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
7105 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
7108 * reload.c (push_reload): Do not call remove_address_replacements
7109 when presented with identical optional reloads.
7111 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
7113 * alpha.h (MASK_FIX, TARGET_FIX): New.
7114 (MASK_*): Reorganize constants.
7115 (CPP_AM_FIX_SPEC): New.
7116 (TARGET_SWITCHES): Add FIX.
7117 (EXTRA_SPECS): Likewise.
7118 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
7119 (SECONDARY_MEMORY_NEEDED): Likewise.
7120 (REGISTER_MOVE_COST): Likewise.
7121 * alpha.c (override_options): Add FIX support. Always use
7122 ALPHA_TP_PROG for ev6.
7123 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
7124 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
7125 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
7127 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
7129 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7130 something is a candidate for optimize_bit_field_compare.
7132 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
7134 * gcc.texi (Passes): Document branch-shortening.
7135 * invoke.texi (Debugging Options): Document the fact that `-dp'
7136 outputs length information for instructions.
7138 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
7140 * flow.c: Revert previous delta.
7142 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
7144 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
7145 FRAME_POINTER_REGNUM.
7146 (mark_set_1): Ditto.
7147 (mark_used_regs): Ditto.
7149 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
7151 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
7152 (GOT_PCREL): New macro. Define to 1 if not already defined.
7153 * arm/elf.h (GOT_PCREL): Define to 0.
7154 * arm.c (arm_finalize_pic): Take into account the setting of
7157 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
7159 * output.h (STRIP_NAME_ENCODING): Provide default definition.
7160 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
7162 * flow.c (mark_set_1): Do not record BLKmode stores as dead
7163 store elimination candidates.
7165 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
7167 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
7170 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
7172 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
7173 Add use of x-aix41-gld.
7175 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
7177 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
7178 (ASM_OUTPUT_DESTRUCTOR): Define.
7180 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
7182 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
7183 last CODE_LABEL in a loop if we have previously passed a jump
7184 to the top of the loop.
7186 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
7188 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
7189 applying Philip's patch.
7191 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
7193 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
7196 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
7198 * loop.c (strength_reduce): Grow reg_single_usage as needed.
7200 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
7202 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
7203 Also remove a useless comment.
7205 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7207 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
7209 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
7211 * collect2.c (main): Only generate import or export file and add
7212 to link arguments if non-empty. Use xmalloc not alloca.
7213 (write_{export,import}_file): Delete.
7214 (write_aix_file): New function.
7215 (locatelib): Use xmalloc not malloc.
7216 (GCC_OK_SYMBOL): Do not check type if aix64.
7218 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
7220 Based on patch by Scott Bambrough and Pat Beirne:
7221 * config/arm/arm.c (making_const_table): New variable.
7222 * config/arm/arm.h (making_const_table): Declare.
7223 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
7225 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
7226 Keep track of when we are building the constant table.
7228 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
7230 * config/arm/arm.c (arm_override_options): Fix erroneous warning
7233 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
7235 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
7238 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
7240 * tm.texi (FUNCTION_ARG): Correct description of a stack element
7243 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
7245 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
7247 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7249 * rs6000.c (output_mi_thunk): Enable full support again.
7251 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7253 * sh.h (BRANCH_COST): Define.
7255 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
7257 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
7259 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
7261 * function.c (assign_stack_local): Align stack slot propertly.
7262 (assign_outer_stack_local): Likewise.
7264 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
7266 * expr.h (lang_expand_constant): Declare.
7267 * toplev.c (lang_expand_constant): Define it.
7268 * varasm.c (output_constant): Use it.
7270 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7272 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
7273 Change function definitions to K&R style.
7275 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7277 * fixinc/fixincl.c: We must not ignore SIGCLD now.
7279 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
7281 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
7282 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
7283 (several places): omit static initialization
7284 (process): use single fd, since only the read fd is used
7285 * fixinc/gnu-regex.c: define 'const' away, if not supported
7286 * fixinc/procopen.c(several places): omit static initialization
7287 * fixinc/server.c: define 'volitile' away, if not supported
7289 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7291 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
7292 asm_fprintf and %L to generate the label name.
7293 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
7294 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
7296 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
7298 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
7299 insn for a conditional jump can not be found.
7301 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
7303 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
7304 on variables in specific sections other than .sbss and .sdata.
7306 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
7308 * stmt.c (expand_return): Call start_cleanup_deferral and
7309 end_cleanup_deferral around conditional code.
7311 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7313 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
7314 filename lists. Utilizes new "krstr" AutoGen function.
7315 * fixinc/fixincl.x: Rebuilt.
7317 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
7319 * i386.c (output_float_compare): Avoid GNU-C extensions.
7321 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
7323 * version.c: Bump to distinguish mainline tree from the
7326 See ChangeLog.1 for earlier changes.
7329 add-log-time-format: current-time-string