1 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
5 * reg-stack.c (straighten_stack): Copy hard reg set with
8 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
10 * builtins.c (stabilize_va_list): Stabilize array type va_list
11 to a pointer type, not the base record type.
12 (expand_builtin_va_copy): Dereference the pointers explicitly;
13 use the correct size for the copy.
15 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
16 (rs6000_va_arg): Likewise.
18 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
20 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
22 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
24 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
26 (DECL_BUILT_IN_CLASS): Adjust accordingly.
28 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
30 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
31 (init_ggc): Use it instead of a constant.
32 (ggc_collect): Bound allocated_last_gc by it.
34 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
36 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
39 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
41 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
42 (mips*-*-openbsd*): Let big endian configuration be a fragment.
44 * config/mips/openbsd.h: New, OpenBSD little endian target.
45 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
46 * config/mips/xm-openbsd.h: New, OpenBSD host.
48 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
50 * config/m68k/m68k.c (output_function_prologue,
51 output_function_epilogue): Use
52 current_function_uses_pic_offset_table instead of regs_ever_live
53 to decide whether to save/restore pic register.
54 (legitimize_pic_address): Don't modify regs_ever_live any more.
56 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
58 * function.h (struct function): Add x_dont_save_pending_sizes_p.
59 * stor-layout.c (variable_size): Don't add sizes to the pending
60 sizes list if x_dont_save_pending_sizes_p is set.
62 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
64 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
65 for symbolic_operand().
66 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
68 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
70 * combine.c (gen_rtx_combine): Add missing call to va_end().
72 * final.c (asm_fprintf): Likewise.
74 * genattrtab.c (attr_rtx): Likewise.
76 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
78 * cse.c: Update comments.
79 (cse_insn): When converting a conditional/computed jump into
80 an unconditional jump, always make sure a BARRIER immediately
81 follows the converted jump. Do not delete unreachable code.
82 (cse_basic_block): Do not delete unreachable code.
83 * toplev.c (rest_of_compilation): Move call to
84 delete_trivially_dead_insns after the conditional call to
87 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * collect2.c (make_temp_file): Don't prototype.
91 * gcc.c (make_temp_file): Likewise.
93 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
95 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
97 * varasm.c (asm_emit_uninitialised): New function: Generate
98 the assembler statements necessary to declare an uninitialised
100 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
102 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
103 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
105 (assemble_variable): Use asm_emit_uninitialised to emit an
106 uninitialised variable.
108 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
110 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
111 constant on a 64 bit host. Patch supplied by Geoffrey Keating
114 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
116 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
117 * c-common.h (builtin_function): Don't declare.
119 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
121 (pushdecl): Likewise.
122 (finish_decl): Likewise.
123 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
124 int. All callers changed.
125 Set the builtin's DECL_BUILT_IN_CLASS.
126 * tree.h (enum built_in_class): New.
127 (enum built_in_function): Delete NOT_BUILT_IN.
128 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
130 (DECL_SET_FUNCTION_CODE): Likewise.
131 (DECL_BUILT_IN_CLASS): New macro.
132 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
133 (struct tree_decl): Split builtin function code field into a
135 (builtin_function): Declare.
137 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
139 * optabs.c (init_traps): Fix typo in last change.
141 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
143 * toplev.c (rest_of_decl_compilation): Update comment.
145 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
147 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
148 in .sbss if appropriate.
149 (EXTRA_SECTION_FUNCTIONS): Add sbss.
150 (SBSS_SECTION_ASM_OP): New macro.
151 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
152 (EXTRA_SECTIONS): Add in_sbss.
153 * config/mips/mips.h: Prototype sbss_section.
155 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
157 * stmt.c (expand_start_bindings): Don't allow cleanup isntructions
160 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
162 * optabs.c (init_traps): Register trap_rtx as a GC root.
164 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
166 * config/mips/mips.c (function_arg_pass_by_reference): Define
167 unconditionally, since it's called unconditionally.
169 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
171 * toplev.c (documented_lang_options): Add -fshort-wchar.
172 * c-decl.c (c_decode_option): Likewise.
173 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
175 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
176 * gcc.c (default_compilers): If -fshort-wchar,
177 override __WCHAR_TYPE__.
178 * tm.texi (C Dialect Options): Add -fshort-wchar.
180 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
181 symbol for a variable.
183 * cpplib.h (CPP_PREPROCESSED): New macro.
184 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
185 we're seeing this input for a second time.
187 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
189 * emit-rtl.c (init_emit_once): Initialize modes first.
191 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
193 * config/i386/i386.c (pic_label_name): Change to char pointer.
194 (global_offset_table): New variable.
195 (load_pic_register): Fill global_offset_table if it hasn't
196 already been done. Allocate pic_label_name dynamically.
197 * ggc.h (empty_string): New variable.
198 * ggc-simple.c (empty_string): Likewise.
199 (init_ggc): Allocate empty_string and add as root.
200 * stmt.c (digit_strings): New variable.
201 (init_stmt): Add last_block_end_note as root. Allocate and
202 initialize digit_strings.
203 (expand_asm_operands): Use empty_string instead of string
204 constant. Use digit_strings instead of string constants.
205 * profile.c (init_arc_profiler): Allocate string with
206 ggc_alloc_string instead of xmalloc.
207 (output_func_start_profiler): Likewise.
208 * c-typeck.c (digest_init): Check if init is error_mark_node.
210 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
211 Richard Henderson <rth@cygnus.com>
213 * ggc-page.c: New file.
214 * Makefile.in (ggc-page.o): New.
216 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
218 * invoke.texi: Document -fdelete-null-pointer-checks
219 * toplev.c (flag_delete_null_pointer_checks): New.
220 (f_options): Add entry for -fdelete-null-pointer-checks.
221 (rest_of_compilation): Conditionalize null pointer check
222 elimination on flag_delete_null_pointer_checks.
223 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
225 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
227 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
228 copyright notice and special exception to GPL.
230 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
232 * abi64.h (mips_function_value): Add prototype arguments.
234 * mips-protos.h: New file with mips prototypes.
236 * mips.c: Include "tm_p.h".
237 (mktemp, lookup_name): Add prototype arguments.
238 (extern_list, string_constant, mips_fill_delay_slot,
239 mips_output_external, mips_output_external_libcall,
240 mips_output_filename, mips_declare_object, function_prologue,
241 mips_expand_prologue, function_epilogue, mips16_constant,
242 build_mips16_function_stub, mips_output_conditional_branch):
244 (mips_va_start): Remove unused variable `u'.
245 (mips_va_arg): Cast value to unsigned when comparing against one.
247 (save_restore_insns, mips_expand_prologue): Add missing arg in
250 * mips.h: Move prototypes to mips-protos.h.
251 (data_section, memory_address_p, rdata_section,
252 readonly_data_section, simple_epilogue_p, text_section): Delete
253 prototypes delcared elsewhere.
254 (mips_epilogue_delay_slots, print_options): Delete unused decls.
256 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
258 * mips.md: Delete extra args in call to `mips_move_2words'.
260 * xm-iris6.h (alloca): Add prototype argument.
262 * genpeep.c: Include "tm_p.h" in generated output file.
264 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
266 * basic-block.h (find_edge_index): Change parameters.
267 * flow.c (verify_edge_list): Pass basic_block parameters to
268 find_edge_index instead of integers.
270 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
272 * combine.c (simplify_comparison): Use an unsigned shift to adjust
275 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
277 * gcc.1: Fix a formatting error.
279 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
281 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
282 i786, mn10200, mn10300, pdp11, v850.
284 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
286 * libgcc2.c (num_digits): Add prototype with
287 __attribute__((const)).
288 (__terminate): Add prototype.
290 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
292 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
294 * alpha/alpha.c (print_operand): Fix type of `code'.
295 (alpha_output_filename): Constify.
296 * alpha/alpha.h: Move all function declarations ...
297 * alpha/alpha-protos.h: ... here. New file.
298 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
299 (SECTION_FUNCTION_TEMPLATE): Likewise.
301 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
303 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
304 * expr.c (expand_expr): Likewise.
306 (do_store_flag): Pass ccp_store_flag to can_compare_p.
307 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
309 (enum can_compare_purpose): New.
310 (can_compare_p): Adjust prototype.
311 (prepare_cmp_insn, prepare_operand): Declare.
312 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
313 * optabs.c (cmp_available_p): Deleted.
314 (expand_abs): Pass ccp_jump to can_compare_p.
315 (can_compare_p): New arg PURPOSE. Check for combined optabs.
316 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
317 Call can_compare_p rather than cmp_available_p.
318 (prepare_operand): No longer static.
319 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
320 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
321 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
322 sequence to use emit_cmp_and_jump_insns.
323 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
325 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
327 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
328 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
329 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
330 (plus (reg) (const_int 0))
331 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
333 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
335 * rs6000.c (expand_block_move): DImode loads and stores require
336 word-aligned displacements. Increment address registers with
337 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
339 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
341 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
342 is no name for the base type, rather than segfault. If we are
343 writing out a complex integer type, use DW_ATE_lo_user.
345 * expr.c (emit_move_insn_1): If we are copying a complex that fits
346 in one word or less (complex char, complex short, or on 64 bit
347 systems complex float) to/from a hard register, copy it through
348 memory instead of dying in gen_{real,imag}part. If we have a
349 short complex type, prevent inlining since it allocates stack
352 * tree.c (build_complex_type): If we are writing dwarf2 output,
353 generate a name for complex integer types.
355 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
357 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
358 * flow.c (remove_edge): Remove extra whitespace.
359 (remove_fake_edges): Fix comment.
360 (add_noreturn_fake_exit_edges): Use the correct name.
362 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
364 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
365 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
366 (clean): Depend on INTL_CLEAN.
367 (maintainer-clean): Adjust.
369 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
371 * configure.in (AC_PREREQ): Bump to 2.13.
372 (AC_C_STRINGIZE): Call this instead of using a custom macro.
374 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
376 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
378 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
380 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
381 (HAVE_STRINGIZE): Define.
383 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
385 * c-parse.in: save and restore warn_pointer_arith on __extension__
387 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
388 Set the type of extension to itype rather than $<itype>1 kludge.
389 * extend.texi (Alternate Keywords): Adjust documentation.
390 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
392 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
394 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
395 most assembler templates.
397 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
399 (following_call): Always return zero for the PA8000.
400 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
402 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
404 * pa.h (BRANCH_COST): Define.
406 * pa.md (return, return_internal): Use bve for PA2.0.
408 * pa.md (fused multiply): Add variants which reduce height for the
409 fused multiply, but which still generate 2 insns.
410 (fnegabs): Similarly.
412 * pa.md (subsi3): Turn into an expander. Create two anonymous
413 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
414 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
416 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
418 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
420 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
421 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
423 * regclass.c (init_regs): Add "top_of_stack" as a garbage
426 * flow.c (record_active_eh_regions): Terminate loop after finding
427 the last insn in the last basic block.
429 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
431 * config/c4x/c4x.md: Delete parallel instruction peepholes.
433 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
435 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
437 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
439 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
440 splitting to not use output template.
442 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
444 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
445 * config/c4x/c4x.c (c4x_va_start): New function.
447 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
449 * genrecog.c (not_both_true): Handle correctly cases when called for
450 tests with different positions in the insn.
452 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
454 * machmode.h (HOST_PTR_PRINTF): Move from here ...
456 * system.h (HOST_PTR_PRINTF): ... to here.
458 * mips-tfile.c: Don't include machmode.h.
460 * Makefile.in (MACHMODE_H): New variable. Update to use it.
461 (mips-tfile.o): Don't depend on machmode.h.
463 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
465 * haifa-sched.c (sched_analyze): Rename local variable `region' to
466 avoid conflicts with typedef struct `region' at the top level scope.
468 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
470 * basic-block.h (basic_block): Add eh_beg, eh_end.
471 * flow.c (entry_exit_blocks): Update.
472 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
474 (find_basic_blocks_1): Don't record eh_list at each bb. Use
475 lists.c functions to allocate insn lists.
476 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
478 (make_eh_edge): ... here. New.
479 (move_stray_eh_region_notes): New.
480 (record_active_eh_regions): New.
481 (delete_unreachable_blocks): Split out block merging ...
482 (try_merge_blocks): ... here. New.
483 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
485 (merge_blocks_move_successor_nojumps): Likewise.
486 (merge_blocks): Use eh_beg+eh_end to validate block movement.
488 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
490 * extend.texi (Bound member functions): Document unbound pmf
493 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
495 * flow.c (split_edge): Handle insertion on a fallthrough edge which
496 has the EXIT_BLOCK as a dest.
498 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
500 * flow.c (remove_edge): New function to remove an edge from the
502 (remove_fake_successors): New function to remove fake successor edges.
503 (remove_fake_edges): New function to remove all fake edges from the
505 (add_fake_exit_edges): New function to add fake edges from all blocks
506 with no successors to the exit block.
507 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
508 prototypes for new functions.
510 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
512 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
513 Use Pmode to determine whether to output .dword or .word.
515 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
517 * tree.c (built_in_filename): New variable.
518 (BUILT_IN_FILENAME): New macro.
519 (init_tree_codes): Allocate built_in_filename.
520 (make_node): Use built_in_filename instead of string constant.
522 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
524 * configure.in: Add fr30 target.
525 * configure: Regenerate.
526 * config/fr30: New directory.
527 * config/fr30/crti.asm: New file.
528 * config/fr30/fr30.c: New file.
529 * config/fr30/crtn.asm: New file.
530 * config/fr30/fr30.h: New file.
531 * config/fr30/fr30.md: New file.
532 * config/fr30/lib1funcs.asm: New file.
533 * config/fr30/t-fr30: New file.
534 * config/fr30/xm-fr30.h: New file.
536 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
538 * flow.c (merge_blocks_move_successor_nojumps): Delete the
539 BARRIER at the end of the successor, not the BARRIER before
542 * pa.c (pa_add_gc_roots): Fix thinko in last change.
544 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
546 * stmt.c (any_pending_cleanups): Don't crash when
547 current_function->stmt is unset.
549 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
551 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
552 other initializations that may use it for relative offsets.
554 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
556 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
557 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
558 * config/i386/sol2dbg.h: Removed.
559 * config/i386/sol2gas.h: New file, to enable gas work-around.
560 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
562 * configure: Rebuilt.
564 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
566 * invoke.texi (-fthis-is-variable): Remove documentation.
568 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
570 * basic-block.h (compute_bb_for_insn): Declare.
571 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
572 to use; set size of basic_block_for_insn directly.
573 (find_basic_blocks): Update.
575 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
577 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
579 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
581 * crtstuff.c (ON_EXIT): Delete empty macro definition.
582 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
584 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
586 * c-decl.c (c_decode_option): Extend comment.
588 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
590 * toplev.c (progname): Make 'const char *'
591 (flag_print_mem): Move out of main.
592 (version_flag): Move out of main.
593 (filename): Move out of main.
594 (debug_args): Remove g prefix from options.
595 (documented_lang_options): Remove cpplib specific options.
596 (display_help): Add g prefix to debug options.
597 (check_lang_option): Delete this function.
598 (decode_d_option): New function: Decode -d... option.
599 (decode_f_option): New function: Decode -f... option.
600 (decode_W_option): New function: Decode -W... option.
601 (decode_g_option): New function: Decode -g... option.
602 (independent_decode_option): New function: Decode a language
603 independent command line option.
604 (main): Invoke lang_decode_option and then
605 independent_decode_option on each command line option in
608 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
610 Revert this change. Gavin's patch to operand_equal_p is a better fix.
611 * fold-const.c (fold_range_test): Do not try to fold the range
612 test if the rhs or lhs has side effects.
614 * basic-block.h (compute_flow_dominators): Declare.
616 * gcse.c (alloc_code_hoist_mem): New function.
617 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
618 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
619 (hoist_code, one_code_hoisting_pass): Likewise.
620 (gcse_main): If optimizing for size, then hoist expressions
621 computed in multiple dominated basic blocks.
623 * gcse.c (invalid_nonnull_info): New function.
624 (delete_null_pointer_checks): Likewise.
625 * rtl.h (delete_null_pointer_checks): Declare.
626 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
628 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
629 (merge-blocks_move_successor_nojumps): Likewise.
630 (merge_blocks): Allow merging of some blocks, even if it requires
631 physical movement of the blocks, but not if it requires new jumps.
633 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
634 Callers and prototype changed.
635 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
637 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
639 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
640 -YP when both -p and -pg are present. From i386/sol2.h.
642 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
644 * Makefile.in (distclean): Delete tm_p.h.
645 * configure.in: Create a new file, "tm_p.h", from a list in
646 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
647 "i386/i386-protos.h".
649 * alias.c: Include "tm_p.h".
650 * c-typeck.c: Likewise.
653 * emit-rtl.c: Likewise.
654 * explow.c: Likewise.
655 * expmed.c: Likewise.
659 * fold-const.c: Likewise.
660 * function.c: Likewise.
662 * global.c: Likewise.
663 * haifa-sched.c: Likewise.
664 * integrate.c: Likewise.
666 * local-alloc.c: Likewise.
668 * optabs.c: Likewise.
670 * reg-stack.c: Likewise.
671 * regclass.c: Likewise.
672 * regmove.c: Likewise.
673 * reload.c: Likewise.
674 * reload1.c: Likewise.
676 * resource.c: Likewise.
678 * stor-layout.c: Likewise.
679 * toplev.c: Likewise.
681 * unroll.c: Likewise.
682 * genattrtab.c (main): Make generated file include "tm_p.h".
683 * genemit.c (main): Likewise.
684 * genoutput.c (main): Likewise.
685 * genrecog.c (main): Likewise.
687 * i386.h: Delete all prototypes.
688 * i386.c: Include "tm_p.h".
689 (ix86_attr_length_default): Call constant_call_address_operand
690 with correct number of arguments.
691 * i386-protos.h: New file.
692 * i386.md (unnamed patterns): Call constant_call_address_operand
693 with correct number of arguments.
694 (exception_receiver): Call load_pic_register with correct number
697 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
699 * c-pragma.c (mark_align_stack): Dereference the void* properly.
701 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
703 * rtl.h (insns_safe_to_move_p): New function.
704 * loop.c (find_and_verify_loops): Use it.
705 * rtlanal.c (insns_safe_to_move_p): Define it.
707 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
709 * c-pragma.c: Include ggc.h.
710 * Makefile.in (c-pragma.o): Update.
712 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
714 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
715 (LIB_SPEC): Likewise.
716 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
718 Copied from config/sparc/sol2.h.
720 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
722 * c-pragma.c (mark_align_stack): New.
724 * c-pragma.h (init_pragma): Declare it.
725 * c-lex.c (init_parse): Call it.
727 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
729 * configure.in: Pick up thread library on Solaris/x86 just
730 like on Solaris/sparc.
731 * configure: Rebuilt.
733 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
735 * rtl.h (global_rtx_index): New enum.
736 (global_rtl): Change to array of rtx.
737 (pc_rtx, cc0_rtx): Redefine accordingly.
738 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
739 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
740 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
741 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
742 (const_int_rtx): Change to array of rtx.
743 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
745 * emit-rtl.c (global_rtl): Change to array of rtx.
746 (const_int_rtx): Change to aray of rtx.
747 (gen_rtx_CONST_INT): Redefine accordingly.
748 (init_emit_once): Allocate and initialize global_rtl. Likewise
749 for const_int_rtx. Add both as GC roots.
750 * genattrtab.c (global_rtl): Update declaration.
752 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
754 * Makefile (USER_H): Add iso646.h back.
756 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
758 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
759 zapping the LOG_LINKS of sched_before_next_call.
761 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
762 * pa.c (insn_refs_are_delayed): Renamed from
763 insn_sets_and_refs_are_delayed.
765 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
767 * functiion.h (struct function): Add x_whole_function_mode_p.
768 (retrofit_block): Declare.
769 * function.c (retrofit_block): New function.
770 (identify_blocks): Add assertions. Allow an incomplete set of
771 block notes if we're still generating code for the function.
772 * integrate.c: Include loop.h.
773 (expand_inline_function): Call find_loop_tree_blocks to map block
774 notes to blocks when in whole-function mode. Use retrofit_block
775 to insert new BLOCKs for the inlined function, rather than
777 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
778 * Makefile.in (integrate.o): Depend on loop.h.
780 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
782 * tree.h (warn_about_unused_variables): Declare.
783 * stmt.c (warn_about_unused_variables): New function, split out
785 (expand_end_bindings): Here.
787 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
789 * stmt.c (preserve_subexpressions_p): Don't crash when
790 current_function->stmt is unset.
792 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
794 * stmt.c (expand_start_bindings): Allow callers to pass a flag
795 indicating that no NOTE_INSN_BLOCK_BEG note is required.
796 (expand_start_target_temps): Use it.
797 * except.c (expand_eh_region_start_for_decl): Likewise.
798 * expr.c (expand_expr): Likewise.
800 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
802 * fold-const.c (operand_equal_p): Pay attention to side effects.
804 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
806 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
807 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
809 * tlink.c (scan_linker_output): Look for keywords before accepting
810 a mangled name in quotes.
812 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
814 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
815 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
817 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
819 * alpha.md: Revert Thu Nov 26 change that came in through the
820 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
821 Avoid earlyclobber when possible.
823 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
825 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
827 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
830 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
832 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
833 CTYPE_CONV in all ctype macros.
835 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
838 * cexp.y (initialize_random_junk): Likewise.
840 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
842 * i370.c (handle_pragma): Likewise.
844 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
846 * v850.c (override_options): Likewise.
848 * doprint.c (_doprnt): Likewise.
850 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
853 * fixinc/server.c (load_data): Likewise.
855 * fold-const.c (real_hex_to_f): Likewise.
857 * genattr.c (write_upcase, gen_attr): Likewise.
859 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
860 write_upcase): Likewise.
862 * genemit.c (print_code): Likewise.
864 * genopinit.c (gen_insn): Likewise.
866 * genpeep.c (print_code): Likewise.
868 * genrecog.c (print_code): Likewise.
870 * optabs.c (init_libfuncs): Likewise.
872 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
874 * haifa-sched.c (sched_analyze): Keep the list of notes organized
876 (reemit_notes): Likewise.
878 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
880 * ggc.h (ggc_root): Move to ggc-common.c.
882 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
883 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
884 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
885 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
886 * ggc-common.c (ggc_root): Move from ggc.h.
887 (roots): Declare, static.
888 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
889 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
890 null or check/set mark bit.
891 (ggc_mark_roots): New.
892 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
894 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
896 * m32r.c: Include toplev.h.
897 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
898 (gen_compare): Rename swap_p to must_swap to match uses.
899 Add default abort case.
900 (m32r_output_function_epilogue): Remove unused variables.
901 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
902 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
903 define to empty parameter list. Update all uses.
904 (predicate decls): Use enum machine_mode not int.
905 * m32r.md (movsi): Call abort, not fatal_insn.
906 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
908 1999-09-14 Andrew Haley <aph@cygnus.com>
910 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
913 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
915 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
916 computation out of loop over hard regs.
918 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
920 * function.c (identify_blocks): Don't shadow a variable in an
922 * integrate.c (integrate_decl_tree): Don't use pushlevel,
923 pushdecl, or poplevel to build up the new BLOCK tree.
924 (expand_inline_function): Likewise.
925 (integrate_parm_decls): Likewise.
927 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
929 * c-typeck.c (qualify_type): Merge qualifiers from both types.
931 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
933 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
934 * invoke.texi: Document this change.
936 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
938 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
940 (mark_emit_status): Renamed from mark_emit_state.
941 * except.c (mark_eh_status): Renamed from mark_eh_state.
942 Check not null before marking.
943 (free_eh_status): New.
944 * expr.c (mark_expr_status, free_expr_status): New.
945 * function.c (free_machine_status): New.
946 (free_after_parsing): New.
947 (free_after_compilation): Move bits to free_after_parsing; call
948 free_eh_status, free_expr_status; zero the marked members of the
950 (prepare_function_start): No can_garbage_collect.
951 Call init_eh_for_function.
952 (expand_dummy_function_end): Free up current_function state.
953 (mark_function_status): Renamed from mark_function_state.
954 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
955 * function.h (struct function): No can_garbage_collect.
956 (free_machine_status, free_after_parsing): Declare.
957 (free_eh_status, free_expr_status): Declare.
958 * ggc.h (mark_expr_status): Declare.
959 * stmt.c (free_stmt_status): Free the struct.
960 (mark_stmt_status): Renamed from mark_stmt_state.
961 (init_stmt): Don't call init_eh.
962 (init_stmt_for_function): Don't call init_eh_for_function.
963 * toplev.c (compile_file): Call init_eh.
964 (rest_of_compilation): Free basic block info before ggc_collect.
965 Call free_after_parsing; conditionally call free_after_compilation.
966 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
967 Check not null before marking.
968 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
970 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
972 * c-lex.c (yylex): Initialize warn.
974 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
976 * pa.c (emit_move_sequence): Properly set the mode of the scratch
977 register when performing secondary reloads for the SAR register.
979 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
981 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
982 (NOTE_BLOCK): New macro.
983 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
984 * function.h (identify_blocks): Change prototype.
985 * function.c (identify_blocks): Simplify.
986 (reorder_blocks): Likewise.
987 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
988 NOTE_INSN_BLOCK_{BEG,END}.
989 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
990 the list of saved notes if the note isn't a
991 NOTE_INSN_BLOCK_{BEG,END}.
992 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
994 (reemit_notes): Adjust recreation of notes to reflect new saved
996 * print-rtl.c (print_rtx): Print the address of the BLOCK when
997 printing a block note.
998 * stmt.c (block_vector): Remove.
999 (find_loop_tree_blocks): Simplify.
1000 (unroll_block_trees): Likewise.
1001 * tree.h (reorder_block): Change prototype.
1003 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
1005 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
1006 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
1007 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
1008 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
1009 (atexit, exit): Simplify.
1010 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
1011 * config/lots: Remove defns of HAVE_ATEXIT.
1013 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
1015 * calls.c (precompute_arguments): Fix typo in comment.
1016 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
1019 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
1021 * dsp16xx.c (override_options): Fix typos in GC root registration.
1023 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
1025 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1027 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
1028 (FUNCTION_PROFILER): Redefine appropriately for Linux.
1029 (CC1_SPEC): Likewise.
1031 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1033 * genattr.c (main): Add extern prototype. Call return, not exit.
1034 * genattrtab.c (main): Likewise.
1035 * gencheck.c (main): Likewise.
1036 * gencodes.c (main): Likewise.
1037 * genconfig.c (main): Likewise.
1038 * genemit.c (main): Likewise.
1039 * genextract.c (main): Likewise.
1040 * genflags.c (main): Likewise.
1041 * gengenrtl.c (main): Likewise.
1042 * genopinit.c (main): Likewise.
1043 * genoutput.c (main): Likewise.
1044 * genpeep.c (main): Likewise.
1045 * genrecog.c (main): Likewise.
1047 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
1048 * genattrtab.c (get_insn_name): Likewise.
1049 * gencodes.c (get_insn_name): Likewise.
1050 * genconfig.c (get_insn_name): Likewise.
1051 * genemit.c (get_insn_name): Likewise.
1052 * genextract.c (get_insn_name): Likewise.
1053 * genflags.c (get_insn_name): Likewise.
1054 * genopinit.c (get_insn_name): Likewise.
1055 * genpeep.c (get_insn_name): Likewise.
1057 * gencheck.c (usage): Add static prototype.
1058 * genextract.c (print_path): Constify a char*.
1059 * genopinit.c (optabs): Likewise.
1060 * genoutput.c (operand_data, data, output_predicate_decls,
1061 compare_operands): Likewise.
1062 * genrecog.c (write_tree): Add default case in switch.
1064 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1066 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
1068 * print-rtl.c (get_insn_name): Remove prototype.
1070 * toplev.h (progname): Declare const.
1072 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
1073 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
1074 dump_sched_info, dump_local_alloc, regset_release_memory,
1075 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
1076 error_with_file_and_line, error_with_decl, error_for_asm, error,
1077 fatal, warning_with_file_and_line, warning_with_decl, warning,
1078 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
1079 Remove redundant prototypes.
1081 (notice, check_lang_option, report_file_and_line, vnotice,
1082 mark_file_stack): Add static prototype.
1083 (set_fatal_function): Add prototype.
1084 (vnotice, report_file_and_line, set_fatal_function,
1085 check_lang_option): Constify a char*.
1086 (main): Prototype. Call return, not exit.
1088 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1090 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
1092 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
1094 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
1096 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
1098 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1100 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
1101 behave as if it's zero in all cases.
1102 (expand_function_start): Adjust call to assign_parms.
1103 * tree.h (assign_parms): Adjust prototype.
1104 * objc/objc-act.c (hack_method_prototype): Adjust call to
1107 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
1109 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
1110 arg_pointer_rtx fixed if the argument pointer register is
1112 (NONZERO_BASE_PLUS_P): Likewise.
1114 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
1116 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
1117 match_insn2 to match_insn.
1118 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
1120 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
1122 * Makefile.in (USER_H): Remove va-foo.h.
1124 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
1125 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
1126 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
1127 va-spur.h,va-v850.h}: Remove.
1129 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
1131 * sparc/sparc.md (eligible_for_return_delay): New attribute.
1132 (in_return_delay): Use it instead of match_insn.
1134 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1136 * config/alpha/va_list.h (va-alpha.h): Do not include.
1137 (__gnuc_va_list): Typedef as in varargs.h.
1139 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
1141 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
1142 DECL_LIVE_RANGE_RTL.
1144 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
1146 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
1147 not NOTE_BLOCK_NUMBER.
1148 (expand_eh_region_end): Likewise.
1149 (find_exception_handler_labels): Likewise.
1150 (scan_region): Likewise.
1151 (exception_optimize): Likewise.
1152 (update_rethrow_references): Likewise.
1153 (set_insn_eh_region): Likewise.
1154 * final.c (final_scan_insn): Likewise.
1155 * flow.c (make_edges): Likewise.
1156 * integrate.c (expand_inline_function): Likewise.
1157 * print-rtl.c (print_rtx): Likewise.
1159 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
1161 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
1162 terms of builtin functions and types.
1164 * mips.c (mips_build_va_list): New.
1165 (mips_va_start, mips_va_arg): New.
1166 * mips.h (BUILD_VA_LIST_TYPE): New.
1167 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1169 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
1170 (sh_build_va_list, sh_va_start, sh_va_arg): New.
1171 * sh.h (BUILD_VA_LIST_TYPE): New.
1172 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1174 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
1176 * recog.h (struct recog_data): Make dup_num, operand_address_p,
1177 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
1178 (struct insn_data): Likewise with n_operands, n_dups,
1179 n_alternatives, output_format.
1180 * regclass.c (scan_one_insn): Cast n_operands to int before
1181 arithmetic inside comparison.
1183 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
1185 * toplev.c (compile_function): Unconditionally emit nop.
1187 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1189 * haifa-sched.c (actual_hazard): Move declaration of variable
1190 `this_cost' into the scope where it is used.
1192 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1194 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
1195 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
1196 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
1198 * genrecog.c (make_insn_sequence): Call memset, not bzero.
1200 * jump.c (find_insert_position): Don't declare or define unless
1201 !HAVE_conditional_arithmetic.
1202 (returnjump_p_1, delete_prior_computation): Add static prototypes.
1204 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
1206 * recog.c (offsettable_address_p): Prototype function pointer.
1207 (preprocess_constraints): Call memset, not bzero.
1209 * tree.c (tree_node_kind_names): Constify a char*. Make static.
1210 (gcc_obstack_init): Don't declare.
1211 (fix_sizetype): Add static prototype.
1212 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
1213 (tree_cons): Call memset, not bzero.
1215 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
1216 definition in macro ASM_WEAKEN_LABEL.
1217 (mark_const_hash_entry): Add static prototype.
1219 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
1223 * unroll.c (find_common_reg_term, subtract_reg_term,
1224 loop_find_equiv_value): Add static prototypes.
1225 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
1226 (copy_loop_body): Remove unreachable break statement.
1228 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
1230 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
1232 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1234 Undo some changes from the gcc2 merge:
1235 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
1236 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
1240 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
1241 * emit-rtl.c (gen_lowpart_common): Disable optimization of
1242 initialized float-int union if the value is a NaN.
1244 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
1246 * gthr-win32.h: New file.
1248 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
1249 shared as a valid attribute.
1250 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
1251 * extend.texi: Document `shared' variable attribute.
1253 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
1255 * configure.in: Handle --enable-threads on FreeBSD.
1256 * configure: Rebuit.
1258 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1260 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
1262 * configure: Rebuilt.
1264 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
1265 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
1266 Rosimildo DaSilva <rdasilva@connecttel.com>
1268 * configure.in (m68k-*-rtemscoff*): Added.
1269 * configure.in (mips64orion-*-rtems*): Converted to ELF.
1270 * configure.in (sparc-*-rtemsaout*): Added as alias for old
1271 sparc-rtems configuration.
1272 * configure.in (sparc-*-rtemself*): Added.
1273 * configure.in (sparc-*-rtems*): Now ELF not a.out.
1274 * config/i386/rtems.h: Added comment.
1275 * config/sparc/rtemself.h: New file.
1277 * configure.in (m68k-rtemself): Added.
1278 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
1279 and DWARF_DEBUGGING_INFO.
1280 * config/m68k/crti.s: New file.
1281 * config/m68k/crtn.s: New file.
1282 * config/m68k/t-crtstuff: New file.
1283 * config/m68k/rtemself.h: New file.
1285 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
1286 global ctor/dtor and C++ exception handling.
1287 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
1288 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
1290 * config/i386/t-rtems-i386: New File.
1292 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
1294 * stmt.c (expand_end_case): Return right away if the case stack is
1297 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
1299 * Makefile.in (version.c): Remove rule incorrectly brought in from
1302 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
1304 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
1305 * msdos/top.sed: Take into account a prepended $(SHELL) to
1307 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
1309 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
1311 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1313 * regmove.c (fixup_match_1): Don't change an unchanging register.
1314 (stable_but_for_p): Renamed to:
1315 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
1316 Changed all callers.
1318 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
1320 * loop.c (strength_reduce): Don't call reg_used_between_p if the
1321 insn from BL2 is after the insn from BL.
1323 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
1325 * recog.h (INSN_OUTPUT_FORMAT_*): New.
1326 (struct insn_data): Merge `template' and `outfun' into `output'.
1327 Add `output_format'.
1328 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
1329 (struct data): Remove `outfun'; add `output_format'.
1330 (name_for_index): Remove declaration.
1331 (output_insn_data): Handle output formats.
1332 (process_template): Emit the bare array for @.
1333 (gen_expand, gen_split): Set output_format to NONE.
1334 * output.h (get_insn_template): Declare.
1335 * final.c (get_insn_template): New.
1336 (final_scan_insn): Use it.
1337 * toplev.c (compile_file): Likewise.
1339 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1340 * i860/i860.c (output_delayed_branch): Likewise.
1341 (output_delay_insn): Likewise.
1343 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1345 * rtl.c (obstack_alloc_rtx): Removed.
1347 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
1349 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
1351 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1353 * i386.c (call_insn_operand): Reject const_int.
1354 (expander_call_insn_operand): Use call_insn_operand.
1356 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1358 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
1360 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
1362 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
1363 Use DImode operation.
1365 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
1367 * gcc.c: Include sys/resource.h.
1368 (report_times): New flag.
1369 (execute): If report_times is set, calculate and report the
1370 CPU time consumed by each subprocess.
1372 (rus, prus): New globals.
1373 (option_map): Add --time.
1374 (display_help): Document -time.
1375 (process_command): Set report_times if -time is given.
1376 Turn off -pipe if -time is given.
1378 * invoke.texi: Document new option -time.
1380 * configure.in: Check for getrusage. Check if we have to
1381 prototype getrusage.
1382 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
1383 * configure: Regenerate.
1384 * config.in: Regenerate.
1386 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
1388 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
1391 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
1393 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
1394 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
1395 (nan): Return _thenan_sf or _thenan_df as appropriate.
1396 (L_thenan_sf): Define _thenan_sf.
1397 (L_thenan_df): Define _thenan_df.
1399 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
1400 (DPBIT_FUNCS): Add _thenan_df.
1402 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
1404 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
1407 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1409 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
1412 (lang_specific_driver): Don't take a function pointer parameter.
1413 All callers changed.
1415 * gcc.c: Include gcc.h.
1416 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
1417 lang_specific_extra_outfiles, fatal): Don't declare.
1418 (multilib_defaults_raw): Constify.
1419 (read_specs): Call memset, rather than bzero.
1420 (main): Call return, not exit.
1421 (lookup_compiler): Call memcpy, not bcopy.
1422 (fatal): Make extern.
1424 * cppspec.c: Include gcc.h.
1425 (lang_specific_driver): Initialize variable `quote'. Constify a
1426 char*. All calls to the function pointer parameter now
1427 explicitly call `fatal'.
1429 * gccspec.c (lang_specific_driver): Include gcc.h.
1431 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
1433 * arm.c (note_invalid_constants): Use recog_data.operand_type
1436 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1438 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
1441 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
1442 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1443 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1444 reload_secondary_in_reload, reload_secondary_out_reload,
1445 reload_secondary_in_icode, reload_secondary_out_icode,
1446 reload_reg_rtx, reload_when_needed): Delete declarations.
1447 (struct reload): New structure.
1448 (rld): Declare new array.
1449 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
1450 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1451 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1452 reload_secondary_in_reload, reload_secondary_out_reload,
1453 reload_secondary_in_icode, reload_secondary_out_icode,
1454 reload_reg_rtx, reload_when_needed): Delete definitions.
1456 (whole file): Replace uses of the deleted arrays with uses of rld.
1457 * reload1.c (whole file): Replace uses of the deleted arrays with
1459 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
1460 explicit loops, not with bcopy.
1462 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
1464 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
1465 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
1466 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
1467 insn_name): Delete and consolidate into new structures.
1468 (insn_operand_predicate_fn): New.
1469 (insn_output_fn): New.
1471 (struct insn_operand_data): New.
1472 (struct insn_data): New.
1474 (OUT_FCN): Update for insn_data change.
1475 * builtins.c (expand_builtin_strlen): Likewise.
1476 (expand_builtin_memcmp): Likewise.
1477 * combine.c (make_extraction, simplify_comparison): Likewise.
1478 * cse.c (canon_reg, cse_insn): Likewise.
1479 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
1480 * expmed.c (store_bit_field, extract_bit_field): Likewise.
1481 (emit_store_flag): Likewise.
1482 * expr.c (convert_move, emit_block_move): Likewise.
1483 (clear_storage, emit_push_insn, expand_increment): Likewise.
1484 (do_store_flag): Likewise.
1485 * expr.h (GEN_FCN): Likewise.
1486 (insn_gen_function): Die.
1487 * final.c (final_scan_insn): Update for insn_data change.
1488 (output_asm_name): Likewise.
1489 * function.c (fixup_var_refs_1): Likewise.
1490 * loop.c (check_dbra_loop): Likewise.
1491 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
1492 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
1493 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
1494 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
1495 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
1496 * regmove.c (gen_add3_insn): Likewise.
1497 * reload.c (push_secondary_reload, combine_reloads): Likewise.
1498 (find_reloads, find_reloads_address_1): Likewise.
1499 (debug_reload_to_stream): Likewise.
1500 * reload1.c (emit_reload_insns, gen_reload): Likewise.
1501 * stmt.c (expand_end_case): Likewise.
1502 * toplev.c (compile_file): Likewise.
1504 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1505 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1507 * print-rtl.c (insn_name_ptr): Remove declaration.
1508 (get_insn_name): Declare.
1509 (print_rtx): Use it.
1510 * genoutput.c (insn_name_ptr): Remove.
1511 (next_operand_number): New.
1512 (struct operand_data): New.
1513 (null_operand, odata, odata_end): New.
1514 (struct data): Use struct operand_data.
1515 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
1516 (get_insn_name): Renamed from name_for_index.
1517 (output_prologue): Define NO_MD_PROTOTYPES.
1518 (output_predicate_decls): Break out from output_epilogue.
1519 Iterate over the operands list.
1520 (output_operand_data): Break out from output_epilogue. Emit
1521 just the operands list.
1522 (output_insn_data): Break out from output_epilogue. Emit just
1524 (output_epilogue): Remove.
1525 (output_get_insn_name): New.
1526 (constraints, op_n_alternatives, predicates, address_p): Die.
1527 (modes, strict_low, seen): Die.
1528 (scan_operands): Take new param `d' instead of writing to
1529 seven global variables.
1530 (compare_operands): New.
1531 (place_operands): New.
1532 (validate_insn_alternatives): Update for struct data change.
1533 (gen_insn): Don't zero or copy 7 global arrays. Update for
1534 scan_operands; call place_operands.
1535 (gen_peephole, gen_expand, gen_split): Likewise.
1536 (main): Update for new output routines.
1538 * genattr.c (insn_name_ptr): Remove.
1539 (get_insn_name): New function.
1540 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
1541 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
1542 * genrecog.c: Likewise.
1544 * alpha.md (adddi3): Make `pattern' array static.
1546 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1548 * config/c4x/c4x.h (c4x_rpts_cycles_string,
1549 c4x_cpu_version_string): Constify char *.
1550 * config/c4x/c4x.c (c4x_rpts_cycles_string,
1551 c4x_cpu_version_string): Likewise.
1553 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
1555 * tree.c (save_tree_status): Revert 10 Sep change.
1556 (restore_tree_status): Likewise. Call obstack_free with NULL
1557 before freeing the obstack proper.
1559 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
1561 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
1563 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
1564 surrounding context.
1566 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
1568 * tree.c (type_hash_canon): Put all types in the hash-table, when
1571 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
1573 * recog.h (struct recog_data, recog_data): New.
1574 (recog_foo variables): Kill.
1575 * recog.c (recog_operand, recog_operand_loc): Kill.
1576 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
1577 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
1578 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
1579 (recog_data): Define.
1580 (extract_insn): Update all recog_foo references to use recog_data.
1581 (preprocess_constraints, constrain_operands): Likewise.
1582 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
1583 * genattrtab.c (main): Likewise.
1584 * genextract.c (main): Likewise.
1585 * genoutput.c: Likewise.
1586 * genrecog.c (write_subroutine, main): Likewise.
1587 * local-alloc.c (block_alloc): Likewise.
1588 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
1589 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
1590 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
1591 * reload.c (find_reloads, find_reloads_toplev): Likewise.
1592 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
1593 (reload_cse_simplify_operands): Likewise.
1595 * arc/arc.c (arc_final_prescan_insn): Likewise.
1596 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
1597 * h8300/h8300.c (notice_update_cc): Likewise.
1598 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
1599 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1600 * mn10200/mn10200.c (notice_update_cc): Likewise.
1601 * mn10300/mn10300.c (notice_update_cc): Likewise.
1602 * romp/romp.c (update_cc): Likewise.
1603 * sparc/sparc.c (check_pic): Likewise.
1604 * v850/v850.c (notice_update_cc): Likewise.
1606 * genemit.c (main): Don't declare recog_operand.
1608 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
1610 * ggc.h (rtvec_def): Forward declare.
1611 (tree_node): Likewise.
1614 (ggc_set_mark_rtx): Add prototype.
1615 (ggc_set_mark_rtvec): Likewise.
1616 (ggc_set_mark_tree): Likewise.
1617 * ggc-simple.c (ggc_root): Don't define.
1618 (roots): Don't declare.
1619 (ggc_mark_rtx): Remove.
1620 (ggc_mark_rtvec): Likewise.
1621 (ggc_mark_tree): Likewise.
1622 (ggc_mark_varray): Likewise.
1623 (ggc_mark_tree_hash_table_entry): Likewise.
1624 (ggc_mark_tree_hash_table): Likewise.
1625 (ggc_set_mart_rtx): New function.
1626 (ggc_set_mark_rtvec): Likewise.
1627 (ggc_set_mark_tree): Likewise.
1628 (ggc_add_root): Remove.
1629 (ggc_add_rtx_root): Likewise.
1630 (ggc_remove_tree_root): Likewise.
1631 (ggc_add_string_root): Likewise.
1632 (ggc_add_tree_varray_root): Likewise.
1633 (ggc_add_tree_hash_table_root): Likewise.
1634 (ggc_del_root): Likewise.
1635 (ggc_mark_rtx_ptr): Likewise.
1636 (ggc_mark_tree_ptr): Likewise.
1637 (ggc_mark_string_ptr): Likewise.
1638 (ggc_mark_tree_varray_ptr): Likewise.
1639 (ggc_mark_tree_hash_table_ptr): Likewise.
1640 * ggc-common.c: New file.
1641 * Makefile.in (OBJS): Add ggc-common.o.
1642 (ggc-common.o): List dependencies.
1644 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
1646 * cppalloc.c (xstrdup): Use memcpy.
1647 * cpperror.c (cpp_print_containing_files): Don't use
1649 * cpplib.c (conditional_skip): Set temp->lineno.
1650 (do_endif): Make error message less obscure.
1651 (if_directive_name): New function.
1652 (cpp_get_token [case EOF]): Unwind the if stack and generate
1653 error messages for each unterminated conditional in this file.
1654 (parse_string): Do not behave differently if -traditional.
1656 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
1658 * builtins.c (expand_builtin_va_arg): Cope with an array-type
1659 va_list decomposing to pointer-type.
1660 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
1661 (rs6000_va_arg): Likewise.
1663 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
1665 * except.c (start_dynamic_handler): Compute size using
1666 STACK_SAVEAREA_MODE.
1668 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1670 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
1671 include directory headers. Don't define strrchr. Don't provide
1672 my_* replacement functions. Prefer PTR over `pointer_type'.
1673 Don't prototype system functions. Don't redefine getopt.
1675 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
1676 safe_read, safe_write, save_pointers, restore_pointers,
1677 is_id_char, in_system_include_dir, directory_specified_p,
1678 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
1679 find_corresponding_lparen, referenced_file_is_newer,
1680 save_def_or_dec, munge_compile_params, gen_aux_info_file,
1681 process_aux_info_file, identify_lineno, check_source,
1682 seek_to_line, forward_to_next_token_char, output_bytes,
1683 output_string, output_up_to, other_variable_style_function,
1684 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
1685 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
1686 find_static_definition, connect_defs_and_decs, add_local_decl,
1687 add_global_decls, needs_to_be_converted, visit_each_hash_node,
1688 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
1689 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
1690 scan_for_missed_items, edit_file, string_list_cons): Add static
1692 (standard_exec_prefix, target_machine, target_version,
1693 default_syscalls_dir, string_list, string_list_cons, find_file,
1694 do_cleaning): Constify a char*.
1695 (safe_read, safe_write): Use PTR, not a char*.
1696 (is_id_char): Take an int, not a char.
1697 (main): Add prototype. Call return, not exit.
1699 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
1701 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
1702 when comparing types.
1704 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
1706 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
1707 (strength_reduce): Release the varrays from the no-bivs early exit.
1709 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
1710 the loop over the registers.
1712 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
1714 (restore_tree_status): Check that instead when freeing the obstack.
1716 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
1718 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
1721 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1723 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
1724 operand size modifiers.
1726 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1728 * c-common.c (c_common_nodes_and_builtins): Don't build
1730 * c-common.h (enum c_tree_index and related accesor macros): Remove
1731 everything now declared in tree.h.
1732 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1733 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
1734 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
1735 (error_mark_node, void_type_node, char_type_node, integer_type_node,
1736 unsigned_type_node, ptr_type_node, va_list_type_node,
1737 integer_zero_node, null_pointer_node, integer_one_node): Delete.
1738 (init_decl_processing): Call build_common_tree_nodes and
1739 build_common_tree_nodes_2 instead of building their nodes here.
1740 Don't add roots for these nodes.
1741 * stor-layout.c (size_zero_node, size_one_node): Delete.
1742 (set_sizetype): Make a new node for bitsizetype each time.
1743 * tree.c (global_trees): New variable.
1744 (init_obstacks): Add a gc root for it.
1745 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1746 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
1747 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
1748 (build_common_tree_nodes): New function.
1749 (fix_sizetype): New function.
1750 (build_common_tree_nodes_2): New function.
1751 * tree.h (enum tree_index): New.
1752 (global_trees): Declare.
1753 Add accessor macros for all nodes now moved to global_trees.
1754 Delete their declarations.
1756 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
1758 * c-decl.c (finish_function): When processing a nested function,
1759 push and pop GC context around rest_of_compilation.
1761 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
1763 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
1764 Default ix86_arch to PROCESSOR_I386.
1765 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
1766 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
1767 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
1768 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
1769 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
1770 (EXTRA_SPECS): Remove deleted specs.
1772 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
1774 * function.c (assign_stack_local_1): Allocate from
1775 function->x_frame_offset, not frame_offset.
1777 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
1779 * ggc.h (lang_cleanup_tree): Remove.
1780 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
1781 * ggc-callbacks.c (lang_cleanup_tree): Remove.
1783 * c-decl.c (finish_struct): Use ggc_alloc to allocate
1784 TYPE_LANG_SPECIFIC when garbage collecting.
1785 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
1786 (lang_cleanup_tree): Remove.
1788 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
1790 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
1791 * crtstuff.c: Not here.
1792 * dwarf2out.c: Or here.
1793 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
1796 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
1798 * function.h (free_after_compilation): Remove decl parameter.
1799 (free_varasm_status0: Likewise.
1800 (free_emit_status): Likewise.
1801 (free_stmt_status): Likewise.
1802 (free_after_compilation): Likewise.
1803 (init_lang_status): New variable.
1804 (free_lang_status): Likewise.
1805 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
1806 * function.c (init_lang_status): New variable.
1807 (free_lang_status): Likewise.
1808 (push_function_context_to): Don't set function::decl here.
1809 (free_after_copmilation): Make decl parameter implicit. Call
1810 free_lang_status if defined.
1811 (prepare_function_start): Call init_lang_status if defined.
1812 (init_function_start): Set function::decl here.
1813 * profile.c (output_func_start_profiler): Don't call pushdecl
1814 until we've actually started the function.
1815 * stmt.c (free_stmt_status): Make decl parameter implicit.
1816 * toplev.c (rest_of_compilation): Don't pass decl to
1817 free_after_compilation.
1818 * varasm.c (free_varasm_status): Likewise.
1820 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1822 * except.c (call_get_eh_context): Add root when allocating static
1825 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
1827 * arm.c: Include "ggc.h".
1828 (arm_add_gc_roots): New function.
1829 (arm_override_options): Call it.
1830 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
1832 * arm.md (define_asm_attributes): Add a pool_range attribute.
1834 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
1836 * extend.texi (Volatiles): New node.
1838 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
1840 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
1841 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
1842 (struct ggc_any): Replace `mark' with `magic_mark'.
1843 (ggc_alloc_string): Use memcpy, not bcopy.
1844 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
1845 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
1846 (ggc_free_any): New.
1847 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
1848 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
1849 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
1850 Use IS_MARKED. Use ggc_free_any.
1852 1999-09-09 Scott Bambrough <scottb@netwinder.org>
1854 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
1856 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
1858 * toplev.c (main): Always init_ggc.
1860 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
1862 * except.c (find_all_handler_type_matches): Free the list if
1863 we found no matches.
1865 * combine.c (SUBST): Break out to a real function do_SUBST.
1866 (SUBST_INT): Likewise.
1867 * gcse.c (free_pre_mem): Free `temp_bitmap'.
1868 (pre_insert): Free `inserted'.
1869 * loop.c (basic_induction_var): Always set `location'.
1871 * function.c (expand_function_end): Add initial_trampoline as a root.
1872 * rtl.h (init_varasm_once): Declare.
1873 * toplev.c (compile_file): Call it.
1874 * ggc-simple.c (ggc_mark_string_ptr): New.
1875 (ggc_add_string_root): New.
1876 (ggc_collect): Disable collection avoidance temporarily.
1877 * ggc.h (ggc_add_string_root): Declare.
1878 * except.c (create_rethrow_ref): Use ggc_alloc_string.
1879 * optabs.c (init_libfuncs): Likewise.
1880 * varasm.c (named_section): Use ggc_alloc_string.
1881 (make_function_rtl): Likewise.
1882 (make_decl_rtl): Likewise.
1883 (assemble_static_space): Likewise.
1884 (assemble_trampoline_template): Likewise.
1885 (output_constant_def): Likewise.
1886 (force_const_mem): Likewise.
1887 (mark_const_hash_entry): New.
1888 (mark_pool_sym_hash_table): New.
1889 (mark_varasm_state): Use it.
1890 (init_varasm_once): New.
1892 * expr.h (init_one_libfunc): Declare.
1893 * optabs.c (init_one_libfunc): New.
1894 (init_optabs): Use it.
1895 * config/gofast.h: Likewise.
1896 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
1897 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
1899 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1901 * Makefile.in (cppexp.o): Depend on cpphash.h.
1902 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
1904 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
1905 * cpplib.c (do_define): Generalise to handle poisoned definitions,
1906 redefining poisoned identifiers, etc.
1907 (do_undef): Don't allow poisoned identifiers to be undefined.
1908 (do_pragma): Add #pragma poison.
1909 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
1911 * cccp.c: Add T_POISON node type.
1912 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
1914 (do_define): Generalise to handle poisoned definitions,
1915 redefining poisoned identifiers, etc.
1916 (do_undef): Don't allow poisoned identifiers to be undefined.
1917 (do_pragma): Add #pragma poison.
1918 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
1920 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
1921 * c-pragma.h: Add ps_poison state. We now always have generic
1924 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
1926 * ggc.h (ggc_alloc): New function.
1927 (ggc_mark): Likewise.
1928 * ggc-simple.c (ggc_any): New structure.
1929 (ggc_status): Add anys.
1930 (n_anys_collected): New variable.
1931 (ggc_alloc): Define.
1932 (ggc_mark): Likewise.
1933 (ggc_collect): Collect the anys.
1935 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1937 * c-decl.c (mark_binding_level): Make static to match prototype.
1939 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
1941 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
1943 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
1945 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
1946 will use into account. Expand the max width to 5.
1949 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
1951 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
1954 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
1956 * alpha.md (call value patterns): Remove the result predicates.
1958 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
1960 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
1963 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1965 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
1966 changed from extern char *, to extern PTR. Also fix typo in
1967 NEED_DECLARATION_REALLOC test.
1969 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
1971 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1973 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
1974 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
1975 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
1976 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
1978 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
1980 * cccp.c (pcfinclude): Likewise.
1982 * global.c (allocno_compare): Likewise.
1984 * haifa-sched.c (rank_for_schedule): Likewise.
1986 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
1988 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
1990 * stupid.c (stupid_reg_compare): Likewise.
1992 * tree.c (_obstack_allocated_p): Likewise.
1994 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
1996 1999-09-08 Bruce Korb autogen@linuxbox.com
1998 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
1999 why "gperf -F" fails.
2000 * gcc/cp/Makefile.in: ditto
2001 * gcc/Makefile.in: ditto
2002 * gcc/java/Makefile.in: ditto
2004 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
2006 * lists.c: Include ggc.h.
2008 (init_EXPR_INSN_LIST_cache): Install it.
2010 * ggc-simple.c (init_ggc): Absorb the old init.
2011 (ggc_push_context): Use xcalloc.
2012 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
2013 (ggc_collect): Add [rvts] tags to the collection stats.
2015 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
2017 * cccp.c (main): Fix handling of -include and -imacros options.
2019 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
2021 * cpplib.c (cpp_push_buffer): Fix order of arguments.
2023 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2025 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
2028 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2030 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
2031 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
2032 and SET_DEST. Update comment.
2034 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2036 * config/c4x/c4x.c: Include ggc.h.
2037 (c4x_add_gc_roots): New function.
2038 (c4x_override_options): Call c4x_add_gc_roots.
2040 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
2042 * defaults.h (TARGET_ESC): Move ...
2043 * system.h: ... here, where Linas had it in the first place. Silly me.
2045 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
2047 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
2048 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
2049 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
2050 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
2051 * defaults.h (TARGET_ESC): Add default.
2053 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
2055 * configure.in: add i370-*-openedition, i370-*-mvs and
2056 i370-*-linux targets
2058 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
2060 * dsp16xxx.c: Include ggc.h
2061 (override_options): Mark GC roots.
2062 * mn10200.c: Include ggc.h.
2063 (asm_file_start): Mark GC roots.
2064 * tahoe.c: Include ggc.h.
2065 (extensible_operand): Mark GC roots.
2067 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
2069 * README: Add section discussing status of ELF ABI.
2070 * i370.c: Fix misc spelling mistakes.
2071 (i370_label_scan): Updated notes, exception handling.
2072 (i370_function_prolog): Simplify ELF stack handling.
2073 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
2074 (STACK_GROWS_DOWNWARD): ELF stack grows down.
2075 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
2076 * i370.md: (movdi): Add notes.
2077 (floatsidf2): Use stack not rtca for scratch float area.
2078 (iorsi3): Correct operand constraints.
2079 * x-oe: Restore TAROUTOPTS which are used by pax.
2081 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
2083 * rs6000.c: Include ggc.h.
2084 (rs6000_add_gc_roots): New function.
2085 (override_options): Call it.
2087 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
2089 * alpha.h (alpha_compare): New.
2090 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
2091 * alpha.c: Likewise for the definitions.
2092 (alpha_emit_conditional_branch): Update for alpha_compare.
2093 (alpha_emit_conditional_move): Likewise.
2094 * alpha.md (cmpdf, cmpdi): Likewise.
2095 (setcc patterns): Likewise. Zero alpha_compare after use.
2096 (sne): Optimize (x != 0) into (0U < x).
2098 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
2100 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
2101 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
2102 (INIT_EXPANDERS): Remove.
2103 * alpha.c: Include ggc.h.
2104 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
2105 (alpha_init_machine_status, alpha_mark_machine_status): New.
2106 (override_options): Install them.
2107 (struct machine_function): Moved to alpha.h.
2108 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
2109 (alpha_init_expanders): Remove.
2110 (alpha_return_addr): Adjust to use current_function->machine.
2111 (alpha_ra_ever_killed): Likewise.
2112 (alpha_expand_epilogue): Likewise.
2113 * alpha.md (eh_epilogue): Likewise.
2115 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
2116 Melissa O'Neill <oneill@cs.sfu.ca>
2117 Geoffrey Keating <geoffk@cygnus.com>
2119 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
2120 call-used registers (call-saved registers must still be contiguous
2121 and end with r31, of course).
2123 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
2125 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
2126 (self_promoting_type_p): Delete.
2127 (self_promoting_args_p): Move ...
2128 * c-common.c: ... here.
2129 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
2130 (simple_type_promotes_to): New.
2131 * builtins.c (lang_type_promotes_to): New.
2132 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
2133 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
2134 * c-common.h: ... here.
2135 (self_promoting_args_p, simple_type_promotes_to): Declare.
2136 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
2137 (grokdeclarator): Likewise.
2138 * tree.h (lang_type_promotes_to): Declare.
2140 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
2142 Add some machine-dependent GC roots.
2143 * sparc.c: Include ggc.h.
2144 (sparc_add_gc_roots): New function.
2145 (mark_ultrasparc_pipeline_state): Likewise.
2146 (override_options): Call sparc_add_gc_roots.
2147 * pa.c: Include ggc.h.
2148 (pa_add_gc_roots): New function.
2149 (mark_deferred_plabels): Likewise.
2150 (override_options): Call pa_add_gc_roots.
2151 * mips.c: Include ggc.h.
2152 (mips_add_gc_roots): New function.
2153 (override_options): Use it.
2155 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2157 * cpperror.c (cpp_file_line_for_message): Constify a char*.
2159 * cppexp.c (parse_number, parse_charconst, cpp_lex,
2160 cpp_parse_expr): Add static prototypes.
2161 (parse_charconst): Don't cast away const-ness.
2162 (token): Constify a char*.
2164 * cppfiles.c (file_name_list, include_hash, find_include_file,
2165 finclude, initialize_input_buffer): Constify a char*.
2166 (file_cleanup, find_position): Add static prototypes.
2168 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
2169 collect_expansion): Add static prototypes.
2170 (cpp_install, create_definition, monthnames): Constify a char*.
2172 * cpphash.h (cpp_install): Likewise.
2174 * cppinit.c (known_suffixes, default_include,
2175 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
2176 (base_name, dump_special_to_buffer, initialize_dependency_output):
2177 Add static prototypes.
2179 * cpplib.c (my_strerror): Constify a char*.
2180 (null_underflow, null_cleanup, skip_comment, copy_comment,
2181 copy_rest_of_line, handle_directive, pass_thru_directive,
2182 get_directive_token, read_line_number, cpp_print_file_and_line,
2183 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
2184 v_cpp_warning_with_line, detect_if_not_defined,
2185 consider_directive_while_skipping): Add static prototypes.
2186 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
2187 cpp_pedwarn_with_file_and_line): Constify a char*.
2189 * cpplib.h (cpp_options, include_hash, progname, definition,
2190 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
2191 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
2192 find_include_file, deps_output, include_hash): Constify a char*.
2194 * cppmain.c (progname): Constify.
2195 (main): Add prototype. Use return, not exit.
2197 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
2198 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
2199 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
2200 check_protection): Add static prototype.
2202 (progname, recognized_macrom, recognized_extern): Constify a char*.
2203 (main): Add prototype.
2205 * gen-protos.c (progname): Constify a char*.
2207 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
2209 * emit-rtl.c (free_emit_status): Take decl as a parameter.
2210 (init_emit_once): Add more GC roots.
2211 * except.c (mark_func_eh_entry): New function.
2212 (mark_eh_node): Mark false_label and rethrow_label.
2213 (init_eh): Add more GC roots.
2214 * function.c (free_after_compilation): Take decl as a paramter.
2215 Call free_stmt_status.
2216 (mark_function_state): Don't assume x_parm_reg_stack_loc is
2218 * function.h (free_after_compilation): Change prototype.
2219 (free_varasm_status): Likewise.
2220 (free_emit_status): Likewise.
2221 (free_stmt_status): New function.
2222 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
2223 Remove, replacing with ...
2224 (ggc_status): New structure.
2225 (ggc_chain): New variable.
2227 (ggc_push_context): New function.
2228 (ggc_pop_context): Likewise.
2229 (ggc_alloc_rtx): Adjust for use of ggc_chain.
2230 (ggc_alloc_rtvec): Likewise.
2231 (ggc_alloc_tree): Likewise.
2232 (ggc_alloc_string): Likewise.
2233 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
2234 (ggc_mark_tree): Give language-dependent code a chance to mark
2236 (ggc_mark_tree_varray): Handle empty arrays.
2237 (ggc_collect): Adjust for use of ggc_chain. Clear
2238 bytes_alloced_since_last_gc.
2239 * ggc.h (ggc_pop_context): New function.
2240 (ggc_push_context): Likewise.
2241 * print-tree.c (print_node): Don't print obstacks when GC'ing.
2242 * stmt.c (free_stmt_status): New function.
2243 (init_stmt_for_function): Clear last_expr_value.
2244 * toplev.c (rest_of_compilation): Always call free_after_compilation.
2245 Conditionalize call to ggc_collect.
2246 (main): Call init_ggc.
2247 * tree.c (push_obstacks): Do the push, even when GC'ing.
2248 (push_obstacks_nochange): Likewise.
2249 (pop_obstacks): Liekwise.
2250 * varasm.c (free_varasm_status): Take decl as a parameter.
2252 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
2254 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
2255 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
2256 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
2257 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
2259 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
2261 * pa/x-pa-mpeix: New file for the MPE port.
2263 * pa/quadlib.asm: New file for long double support.
2265 * configure.in: Add hppa1.0-*-mpeix for MPE port.
2266 * configure: Rebuilt.
2268 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
2270 * final.c (shorten_branches): Fix last change.
2272 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
2274 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
2276 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
2278 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
2281 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2283 * c-aux-info.c (concat): Don't define.
2285 * cccp.c (my_strerror): Likewise. All callers changed to use
2287 (do_include): Call xstrdup, not xmalloc/strcpy.
2288 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
2289 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
2291 * collect2.c (my_strsignal): Likewise. All callers changed to use
2293 (locatelib): Call xstrdup, not xmalloc/strcpy.
2295 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
2297 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
2299 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
2301 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
2303 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
2305 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
2307 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
2309 (find_all_handler_type_matches): Likewise. Don't check return
2311 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
2312 xmalloc, not malloc.
2313 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
2315 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
2316 (init_spec): Call xcalloc, not xmalloc/bzero.
2317 (set_spec): Call xstrdup, not save_string.
2318 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
2319 (find_a_file): Call xstrdup, not xmalloc/strcpy.
2320 (process_command): Call xstrdup, not save_string.
2321 (main): Call xcalloc, not xmalloc/bzero.
2323 * gcov.c (xmalloc): Don't define.
2324 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
2325 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
2326 (output_data): Call xcalloc, not xmalloc/bzero.
2328 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
2330 * mips-tdump.c (xmalloc): Don't define.
2331 (print_symbol): Call xmalloc, not malloc.
2332 (read_tfile): Call xcalloc, not calloc.
2334 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
2335 Don't define. All callers of xfree/my_strsignal changed to use
2336 free/strsignal instead.
2337 (allocate_cluster): Call xcalloc, not calloc.
2339 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
2340 Fix memory leak, free allocated memory.
2342 * prefix.c (translate_name): Call xstrdup, not save_string.
2343 (update_path): Likewise.
2345 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
2347 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
2348 Don't define. Callers of xfree/savestring2 changed to use
2349 free/concat instead.
2351 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
2352 (init_elim_table): Likewise.
2354 * resource.c (init_resource_info): Likewise.
2356 * stupid.c (stupid_life_analysis): Likewise.
2358 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
2359 (open_dump_file): Call concat, not xmalloc/strcpy/...
2360 (clean_dump_file): Likewise.
2361 (compile_file): Call xstrdup, not xmalloc/strcpy.
2363 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
2365 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
2366 * v850.c (v850_va_arg): New.
2368 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2370 * haifa-sched.c: Tidy comments.
2372 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2374 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
2375 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
2376 $(out_object_file)): Depend on ggc.h.
2377 * c-common.c: Include "ggc.h".
2378 (combine_strings): If doing GC, use ggc_alloc_string.
2379 * c-decl.c: Include "ggc.h".
2380 (ggc_p): Define with value 0.
2381 (mark_binding_level): New function.
2382 (init_decl_processing): Add GC roots.
2383 (mark_c_function_context): New function.
2384 (lang_mark_false_label_stack): New function.
2385 (lang_mark_tree): New function.
2386 (lang_cleanup_tree): New function.
2387 * c-lang.c: Include "ggc.h".
2388 (lang_init): Call c_parse_init.
2389 * c-lex.c: Include "ggc.h".
2390 (check_linenum): If doing GC, don't copy filenames to permanent
2392 * c-parse.in: Include "ggc.h".
2393 (c_parse_init): New function.
2394 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
2395 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
2397 * except.c (mark_eh_state): Mark more state.
2398 * function.c (mark_function_state): Likewise.
2399 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
2400 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
2401 * toplev.c (mark_file_stack): New function.
2402 (compile_file): If doing GC, use ggc_alloc_string on input filename.
2403 (main): Add root for input_file_stack.
2405 * i386.c: Include "ggc.h".
2406 (ix86_mark_machine_status): New function.
2407 (override_options): Set mark_machine_status.
2409 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2411 * tree.c (copy_node): Copy node contents also if doing GC.
2413 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2415 * collect2.c (scan_libraries): Fix double-thinko :-).
2417 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
2419 * collect2.c (scan_libraries): Fix thinko.
2421 * cse.c (delete_trivially_dead_insns): Do not skip the last
2422 insn if it is a real insn.
2424 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
2426 * Makefile.in (ggc-simple.o): Depend on hash.h.
2427 * ggc.h (ggc_add_tree_hash_table_root): Declare.
2428 (ggc_mark_tree_varray): Likewise.
2429 (ggc_mark_tree_hash_table): Likewise.
2430 * ggc-simple.c: Include hash.h.
2431 (ggc_mark_tree_hash_table_ptr): New function.
2432 (ggc_mark_tree_hash_table_entry): Likewise.
2433 (ggc_mark_tree_hash_table): Likewise.
2434 (ggc_add_tree_hash_table_root): Likewise.
2435 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
2436 rtx, when defining fields.
2438 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2440 * profile.c (output_func_start_profiler): Remove apparently
2441 nonsensical call to start_sequence.
2443 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
2445 * clipper/clipper.c (clipper_va_start): Fix typos.
2447 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
2448 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
2449 (spur_va_arg): New stub.
2451 * configure.in: Comment out pyramid.
2453 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
2455 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
2456 don't conflict with the bits that win32, cygwin, and dgux
2459 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
2460 Bernd Schmidt <bernds@cygnus.co.uk>
2462 * integrate.c (function_cannot_inline_p): Do not inline
2463 functions with forced labels.
2465 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
2466 Bernd Schmidt <bernds@cygnus.co.uk>
2467 Mark Mitchell <mark@codesourcery.com>
2469 * Makefile.in (ggc-simple.o): Depend on varray.h.
2470 (rtl.o): Depend on ggc.h.
2471 (genattrtab.o): Depend on ggc.h.
2472 (print-tree.o): Likewise.
2473 (fold-const.o): Likewise.
2474 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
2475 (make_insn_raw): Don't cache insns when GC'ing.
2476 (emit_insn_before): Likewise.
2477 (emit_insn_after): Likewise.
2478 (emit_insn): Likewise.
2479 (start_sequence): Use xmalloc to allocate the sequence_stack.
2480 (end_sequence): Add free to free it.
2481 (gen_sequence): Don't cache insns when GC'ing.
2482 (clear_emit_caches): Don't use sequence_element_free_list.
2483 (init_emit): Use xcalloc, not xmalloc+bzero.
2484 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
2485 * function.c (pop_function_context_from): Use free to free the
2486 fixup_var_refs_queue.
2487 (put_reg_into_stack): Allocate it with xmalloc.
2488 * genattrtab.c: Include ggc.h.
2489 (operate_exp): Don't use obstack_free when GC'ing.
2490 (simplify_cond): Likewise.
2491 (simplify_text_exp): Likewise.
2492 (optimize_attrs): Likewise.
2493 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
2495 (gencode): Generate a #include for ggc.h.
2496 * ggc-callbacks.c (ggc_p): Define it to zero.
2497 * ggc-none.c (ggc_p): Likewise.
2498 * ggc-simple.c: Include varray.h.
2499 (ggc_mark_tree_varray): New function.
2500 (ggc_add_tree_varray_root): Likewise.
2501 (ggc_mark_tree_varray_ptr): Likewise.
2502 * ggc.h (ggc_p): Declare.
2503 (varray_head_tag): Likewise.
2504 (ggc_add_tree_varray_root): Declare.
2505 * print-tree.c (print_node): Don't check for TREE_PERMANENT
2506 inconsistencies when GC'ing.
2507 * rtl.c: Include ggc.h.
2508 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
2509 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
2510 (rtx_free): Don't call obstack_free when GC'ing.
2511 * toplev.c (rest_of_compilation): Call ggc_collect after every
2513 * tree.c (push_obstacks): Do nothing, if GC'ing.
2514 (pop_obstacks_nochange): Likewise.
2515 (pop_obstacks): Likewise.
2516 (make_node): Use ggc_alloc_tree when GC'ing.
2517 (copy_node): Likewise.
2518 (get_identifier): Use ggc_alloc_string when GC'ing.
2519 (build_string): Likewise.
2520 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
2521 (tree_cons): Likewise.
2523 (type_hash_canon): Don't call obstack_free when GC'ing.
2525 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
2527 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
2528 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
2530 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
2531 Bernd Schmidt <bernds@cygnus.co.uk>
2532 Mark Mitchell <mark@codesourcery.com>
2534 * Makefile.in (stor-layout.o): Depend on ggc.h.
2535 (expr.o): Depend on ggc.h.
2536 (profile.o): Depend on ggc.h.
2537 (stor-layout.o): Depend on ggc.h.
2538 * emit-rtl.c (init_emit_once): Add gc roots.
2539 * expr.c: Include ggc.h.
2540 (emit_block_move): Add gc roots.
2541 (clear_storage): Likewise.
2542 * expr.h (init_stor_layout_once): New function.
2543 * profile.c: Include ggc.h.
2544 (init_arc_profiler): profiler_label is a root.
2545 * scan.c (make_sstring_space): Trust xrealloc to function
2546 correctly with first parameter NULL.
2547 * stor-layout.c: Include ggc.h.
2548 (set_sizetype): Add gc root.
2549 (init_stor_layout_once): New function.
2550 * toplev.c (compile_file): Call it.
2552 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
2553 Bernd Schmidt <bernds@cygnus.co.uk>
2554 Mark Mitchell <mark@codesourcery.com>
2556 * Makefile.in (tree.o): Depend on ggc.h.
2557 (varasm.o): Likewise.
2558 (function.o): Likewise.
2560 (except.o): Likewise.
2561 (optabs.o): Likewise.
2562 (emit-rtl.o): Likewise.
2563 * emit-rtl.c: Include ggc.h.
2564 (sequence_element_free_list): Remove, and all references.
2565 (mark_sequence): New functions.
2566 (mark_emit_state): New function.
2567 * except.c: Include ggc.h.
2568 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
2569 (mark_tree_label_node): New functions.
2570 (mark_eh_state): New function.
2571 * function.c: Include ggc.h.
2572 (mark_temp_slot, mark_function_chain): New functions.
2573 (mark_function_state): New function.
2574 (init_function_once): New function.
2575 * function.h (init_function_once): New function.
2576 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
2577 * ggc.h (label_node): Declare.
2578 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
2579 (lang_mark_false_label_stack): New function.
2580 (mark_temp_slot): Remove declaration.
2581 (mark_function_chain): Likewise.
2582 (mark_eh_state): Adjust prototype.
2583 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
2585 * optabs.c: Include ggc.h.
2586 (mark_optab): New function.
2587 (init_optabs): Add gc roots.
2588 * stmt.c: Include ggc.h.
2589 (mark_cond_nesting, mark_loop_nesting): New functions.
2590 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
2591 (mark_stmt_state): New function.
2592 * toplev.c (compile_file): Call init_function_once.
2593 * tree.c: Include ggc.h.
2594 (type_hash): Move declaration earlier in file.
2595 (TYPE_HASH_SIZE, type_hash_table): Likewise.
2596 (init_obstacks): Add gc roots.
2597 (mark_type_hash): New function.
2598 * varasm.c: Include ggc.h.
2599 (mark_pool_constant): New function.
2600 (mark_varasm_state): New function.
2602 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2604 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
2606 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2608 * c-decl.c (struct language_function): Renamed from struct c_function.
2610 (c_function_chain): Delete.
2611 (push_c_function_context): New arg F. Don't warn about nested
2612 functions here. Fill LANGUAGE elt of F. Delete code to update
2613 c_function_chain. Don't call push_function_context.
2614 (pop_c_function_context): New arg F. Restore from there instead of
2615 from c_function_chain. Don't call pop_function_context. Clear out
2616 LANGUAGE field of F when done.
2617 * c-lang.c: Include "function.h"
2618 (lang_init): Initialize save_lang_status and restore_lang_status.
2619 * c-parse.in (nested_function, nested_function_notype): Warn about
2620 nested functions. Call push_function_context/pop_function_context
2621 instead of the _c_ variants.
2622 * c-tree.h (push_c_function_context, pop_c_function_context): Update
2624 * Makefile.in (c-lang.o): Update dependencies.
2626 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
2627 regno_pointer_flag, regno_pointer_align.
2628 (gen_reg_rtx): Use xrealloc to enlarge them.
2629 (free_emit_status): New function.
2630 * function.c (mark_machine_status, mark_lang_status): New variables.
2631 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
2632 in some bits from assign_stack_local. All callers changed to use new
2634 (assign_stack_local): Just call assign_stack_local_1.
2635 (free_after_compilation): New function.
2636 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
2637 (trampoline_address): Likewise.
2638 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
2639 (prepare_function_start): Explicitly clear some more variables.
2640 * function.h (struct function): New elt can_garbage_collect.
2641 (mark_machine_status, mark_lang_status): Declare variables.
2642 (free_after_compilation, free_emit_status, free_varasm_status,
2643 init_varasm_status): Declare functions.
2644 * toplev.c (rest_of_compilation): Call free_after_compilation when
2645 done with the current function.
2646 * varasm.c (free_varasm_status): New function.
2648 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
2650 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
2651 (EXPAND_BUILTIN_VA_ARG): Define.
2652 * sparc.c (sparc_va_start): New.
2653 (sparc_va_arg): New.
2655 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2657 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
2659 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2661 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
2663 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
2665 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
2667 (ggc-callbacks.o): New target.
2668 * ggc-callbacks.c: New file.
2670 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2672 * expr.h: Collapse individual optab and libfunc vars to arrays.
2673 (optab_index, libfunc_index): New enumerations.
2674 (optab_table, libfunc_table): New arrays.
2675 Add accessor macros for both.
2677 * optabs.c (optab_table, libfunc_table): New.
2678 Delete declarations for individual optab and libfunc vars.
2680 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
2682 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
2684 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2686 * Makefile.in (GGC, GGC_LIB): New.
2687 (HOST_RTL): Include ggc-none.o.
2688 (ggc-simple.o): New target.
2689 (ggc-none.o): Likewise.
2690 * tree.h (tree_common): Add gc_mark.
2691 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
2692 (struct rtvec_def): Add gc_mark.
2693 * emit-rtl.c (global_rtl): Update static initializers to contain
2694 enough initializers.
2695 * ggc.h, ggc-none.c, ggc-simple.c: New files.
2696 * toplev.c (gc_time): New variable.
2697 (all_time): New variable.
2698 (compile_file): Print gc time.
2699 (print_time): Calculate percentage of the whole.
2701 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2703 Change obstack memory management and varasm constant pool handling so
2704 that nested functions are treated like any other functions.
2705 * function.c (init_machine_status): New variable.
2706 (push_function_context_to): Set contains_functions for the outer
2707 function. Don't call save_varasm_status.
2708 (pop_function_context_from): Don't call restore_varasm_status. Don't
2709 set current_function_contains_functions.
2710 (prepare_function_start): Call init_varasm_status rather than
2711 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
2713 * function.h (struct function) Add field varasm. Delete fields
2714 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
2715 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
2716 (init_machine_status): Declare.
2717 (save_varasm_status, restore_varasm_status): Delete declarations.
2718 (save_tree_status, restore_tree_status): Delete last argument.
2719 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
2720 code. All callers changed.
2721 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
2722 save_constants_in_decl_trees, restore_constants, save_constants,
2723 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
2725 (inlining): New variable.
2726 (reg_map, label_map, insn_map, orig_asm_operands_vector,
2727 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
2729 (save_for_inline_nocopy): Don't save constants.
2730 Don't set inl_emit field in current_function.
2731 (expand_inline_function): Use emit field, not inl_emit, of the inlined
2732 function. Set new variable inlining before
2733 calling copy_rtx_and_substitute.
2734 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
2735 constant pool references if inlining is nonzero.
2736 Delete ADDRESS and (most of the) CONST cases.
2737 (output_inline_function): Save and restore current_function/
2738 current_function_decl. Delete restore_constants code. Don't call
2739 init_const_rtx_hash_table.
2740 * output.h (init_const_rtx_hash_table): Don't declare.
2741 * rtl.h (struct function): Declare.
2742 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
2743 * toplev.c (rest_of_compilation): Don't treat nested functions or
2744 functions containing them specially. Delete all code to deal with
2745 save_for_inline_copying.
2746 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
2747 inline_obstacks): Delete variables.
2748 (save_tree_status): Lose arg CONTEXT. All callers changed.
2749 Simply allocate a new function_maybepermanent_obstack for the new
2750 function, delete all the special cases.
2751 Don't save inline_obstacks.
2752 (restore_tree_status): Lose arg CONTEXT. All callers changed.
2753 Delete special handling for function_maybepermanent_obstack; simply
2755 Don't restore inline_obstacks.
2756 (permanent_allocation): Delete code that frees inline_obstacks.
2757 (print_inline_obstack_statistics): Delete function.
2758 (dump_tree_statistics): Don't call it.
2759 * varasm.c (struct varasm_status): New.
2760 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
2761 last_pool, pool_offset, const_double_chain): Delete global
2762 variables, replace with accessor macros.
2763 (immed_double_const): Don't walk const_double_chain outside a
2764 function, but don't treat nested functions specially anymore.
2765 (immed_real_const_1): Likewise.
2766 (clear_const_double_mem): Don't treat nested functions specially.
2767 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
2768 (save_varasm_status, restore_varasm_status): Delete functions.
2769 (init_varasm_status): New function.
2770 (force_const_mem): Don't treat nested functions specially.
2771 (find_pool_constant): Accept new arg F, search for constants in
2772 that function's pool rather than the current one. All callers
2774 (get_pool_constant_for_function, get_pool_mode_for_function): New
2777 * i386.c (init_386_machine_status): New function, mostly from
2778 clear_386_stack_locals.
2779 (struct machine_functions): Rename element names to avoid name
2781 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
2782 macros, replacing global variables.
2783 (clear_386_stack_locals, save_386_machine_status,
2784 restore_386_machine_status): Delete functions.
2785 (override_options): Initialize init_machine_status.
2786 * i386.h (INIT_EXPANDERS): Delete macro.
2787 (save_386_machine_status, restore_386_machine_status,
2788 clear_386_stack_locals): Delete declarations.
2790 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2792 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
2793 (doloop_begin): Simplify pattern and use emit_jump_insn.
2794 (doloop_end): Simplify pattern, switch operand order,
2795 and use emit_jump_insn.
2797 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2799 * function.h (struct function): Add new element LANGUAGE.
2800 (save_lang_status): Declare new variable.
2801 (restore_lang_status): Likewise.
2802 * function.c (save_lang_status): Define.
2803 (restore_lang_status): Likewise.
2804 (push_function_context_to): Call language-specific save function.
2805 (pop_function_context_from): Call language-specific restore function.
2807 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2809 * i386.md (movsf_1): Check REG_P before use of REGNO.
2810 (movdf_1): Likewise.
2811 (movxf_1): Likewise.
2812 (extendsfdf2): Likewise.
2813 (extendsfxf2): Likewise.
2814 (extenddfxf2): Likewise.
2816 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2818 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
2819 constants into memory.
2820 (c4x_shiftable_constant): New function.
2821 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
2822 (c4x_shiftable_constant): Declare.
2823 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
2824 ashlqi3_noclobber): Add new patterns and associated splitters.
2826 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
2828 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
2829 * dwarf2out.c (dwarf2out_frame_init): Likewise.
2830 * final.c (shorten_branches): Likewise.
2831 * global.c (global_alloc): Likewise.
2832 * haifa-sched.c (build_control_flow): Likewise.
2833 * stmt.c (check_for_full_enumeration_handling): Likewise.
2834 (estimate_case_costs): Likewise.
2836 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
2838 * rtl.h (RTL_CHECKC2): Fix typo in last change.
2840 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
2842 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
2843 (recompute_reg_usage): Likewise.
2844 * rtlanal.c (find_regno_fusage): Likewise.
2846 * rtl.c (rtl_check_failed_code1): New function.
2847 (rtl_check_failed_code2): New.
2848 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
2849 (RTL_CHECKC1, RTL_CHECKC2): New.
2850 (XC*): New accessor macros.
2851 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
2852 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
2853 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
2854 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
2855 (TRAP_*, RANGE_INFO_*): Likewise.
2857 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2859 * Makefile.in (tlink.o): Don't depend on toplev.h.
2861 * collect2.c (c_file, o_file, export_file, import_file, ldout,
2862 output_file, nm_file_name, ldd_file_name, strip_file_name,
2863 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
2864 add_prefix, prefix_from_env, prefix_from_string, do_wait,
2865 fork_execute, maybe_unlink, add_to_list,
2866 extract_init_priority, write_list, dump_list,
2867 dump_prefix_list, write_list_with_asm, write_c_file,
2868 write_c_file_stat, write_c_file_glob, scan_prog_file,
2869 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
2870 ignore_library, extract_string, notice, dump_file, target_machine,
2871 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
2872 read_file, print_load_command): Constify a char*.
2873 (fdopen, error, fatal, fatal_perror): Don't prototype.
2874 (my_strerror): Remove. All callers use xstrerror instead.
2875 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
2876 (main): Add prototype. Constify lots of char* ptrs. Change calls
2877 to xcalloc/strcpy/strcat/... to one call to concat.
2878 (main, scan_prog_file, scan_libraries): Use an intermediate
2879 `const char **' to build an argv array.
2880 (mapfile, libselect, libcompare, locatelib): Add prototypes.
2882 * collect2.h (collect_execute, collect_wait, dump_file,
2883 file_exists): Constify a char*.
2884 (ldout, c_file_name, temporary_obstack, permanent_obstack,
2885 temporary_firstobj, vflag, debug): Add extern declarations.
2886 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
2888 * tlink.c: Don't include toplev.h.
2889 (vflag, debug, ldout, c_file_name, temporary_obstack,
2890 permanent_obstack, temporary_firstobj): Don't declare.
2891 (tlink_execute, frob_extension, symbol_hash_lookup,
2892 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
2893 recompile_files, read_repo_files, demangle_new_symbols,
2894 scan_linker_output): Constify a char*.
2895 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
2896 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
2898 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
2900 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
2901 (relative) rather than jsr (absolute) subroutine call insns.
2902 * config/m68k/m68k-coff.h: Ditto.
2904 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
2906 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
2907 now rework these too.
2908 (arm_reorg): If an insn can't reach the end of the current pool,
2909 ensure that we emit that pool before the insn.
2911 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
2913 * tlink.c (scan_linker_output): Skip the initial underscore in
2914 a mangled name if appropriate.
2916 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2918 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
2919 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
2920 error_with_ivar, gen_declarator, create_builtin_decl,
2921 my_build_string, generate_descriptor_table, generate_ivars_list,
2922 generate_dispatch_table, check_protocols, TAG_GETCLASS,
2923 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
2924 dump_base_name, lang_decode_option, build_encode_expr,
2925 start_class, finish_class, encode_pointer, really_start_method,
2926 gen_declaration, dump_interface, handle_class_ref, handle_impent):
2928 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
2929 Add static prototypes.
2930 (build_objc_string_decl, build_selector_reference_decl,
2931 encode_bitfield, build_class_reference_decl): Remove unused
2932 parameter, all callers changed.
2933 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
2934 (objc_printable_name): Likewise. Change second parameter to type int.
2935 (init_objc): Use memcpy, not bcopy, to avoid casts.
2937 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
2939 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
2940 reg notes on a deleted insn.
2941 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
2943 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
2945 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
2947 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2949 * stmt.c (expand_asm_operands): Fix index into inout_mode when
2952 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
2954 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
2955 * tm.texi (MD_ASM_CLOBBERS): Document it.
2957 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
2959 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
2960 * except.c (expand_rethrow): Remove unused variable.
2961 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
2962 * flow.c (replace_insns): Likewise.
2963 (create_edge_list, verify_edge_list): Likewise.
2964 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
2966 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
2967 is special code to run.
2968 (main): Don't define operands to emit_operand.
2969 * genrecog.c (main): Don't emit an empty peephole2_insn function.
2971 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
2973 * alpha/alpha.h (normal_memory_operand): Declare.
2974 (reg_no_subreg_operand): Declare.
2975 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2977 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
2979 * c-parse.in (compstmt_primary_start): New, broken out of first
2980 part of compstmt handling in primary.
2981 (primary): Use it. Add an error clause.
2982 (compstmt_nostart): Renamed from compstmt; remove all
2983 initial invocations of compstmt_start.
2986 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
2988 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
2991 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
2993 * combine.c (simplify_shift_const): Remove extra semicolon.
2994 * dwarf2out.c (remove_AT): Likewise.
2995 * expmed.c (expand_mult): Likewise.
2996 * gcov.c (create_program_flow_graph): Likewise.
2997 * reorg.c (mostly_true_jump): Likewise.
2999 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
3001 * fold-const.c (fold_range_test): Do not try to fold the range
3002 test if the rhs or lhs has side effects.
3004 * combine.c (simplify_rtx): Recognize another case of a synthesized
3007 * varasm.c (mark_constant_pool): When marking indirect references,
3008 only look at SYMBOL_REFs.
3010 * except.c (expand_fixup_region_end): Do not peek at
3011 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
3013 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
3015 * flags.h: New variables align_loops, align_loops_log,
3016 align_jumps, align_jumps_log, align_labels, align_labels_log,
3017 align_functions, align_functions_log.
3018 * toplev.c: Define them.
3019 (f_options): Handle -falign-* when they have no argument.
3020 (main): Add logic to set variables for -falign-functions,
3021 -falign-jumps, -falign-labels, -falign-loops.
3022 Make it -fsched-verbose=<n> and -finline-limit=<n>.
3023 (display_help): Change help to match options.
3024 * final.c (LABEL_ALIGN): Default to align_labels_log.
3025 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
3026 (LOOP_ALIGN): Default to align_loops_log.
3027 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
3028 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
3029 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
3030 * varasm.c (assemble_start_function): Handle align_functions.
3032 * config/sparc/sparc.h: Don't declare sparc_align_*.
3033 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
3034 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
3036 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
3038 * config/sparc/sparc.c: Delete sparc_align_loops,
3039 sparc_align_jumps, sparc_align_funcs and the corresponding string
3041 (sparc_override_options): Default align_functions on ultrasparc.
3042 Delete -malign-* handling.
3044 * config/mips/mips.c (override_options): On 64-bit targets,
3045 try to align code to 64-bit boundaries.
3046 (print_operand): New substitution, %~,
3047 which aligns labels to align_labels_log.
3048 * config/mips/mips.md (div_trap_normal): Use %~.
3049 (div_trap_mips16): Likewise.
3054 (ashldi3_internal): Likewise.
3055 (ashrdi3_internal): Likewise.
3056 (lshrdi3_internal): Likewise.
3057 (casesi_internal): Likewise.
3059 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
3061 Merge new ia32 backend from the branch!
3063 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
3064 See ChangeLog.P2 on new_ia32_branch for details.
3066 * rtl.h (stack_regs_mentioned_p): Delete prototype.
3067 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
3068 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
3069 * i386/gas.h (ASM_FILE_START): Define.
3070 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
3071 for name change of ix86_valid_decl_attribute_p.
3072 (i386_pe_valid_type_attribute_p): Similarly.
3074 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
3076 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
3077 to step through CC modes.
3079 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3081 * regmove.c (fixup_match_1): Don't move INSN in front of P if
3082 it would end up in the shadow of a live flags regsiter.
3084 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3086 * reload1.c: Fix many indentation problems.
3087 * reload.c: Likewise.
3089 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
3091 * alias.c (non_local_reference_p): Constify fmt.
3093 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
3095 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
3097 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
3099 * cse.c (delete_trivially_dead_insns): Do not delete stores to
3100 the internal_arg_pointer.
3102 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
3104 Merge peephole2 from new_ia32_branch:
3105 * Makefile.in (STAGESTUFF): Add *.peephole2.
3106 (mostlyclean): Likewise.
3107 (recog.o): Depend on resource.h.
3109 * final.c (peephole): Conditionalize decl on HAVE_peephole.
3110 (final_scan_insn): Likewise for the invocation of peephole.
3111 * genconfig.c (main): Look for peephole and peephole2 patterns.
3112 Emit HAVE_peephole* accordingly.
3113 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
3114 * flags.h (flag_peephole2): Declare.
3115 * toplev.c: New pass peephole2. New flag -fpeephole2.
3117 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
3118 * gencodes.c (main): Likewise.
3119 * genextract.c (main): Likewise.
3120 * genoutput.c (main): Likewise.
3121 * genemit.c (max_operand_1): Look for the max scratch operand.
3122 (gen_rtx_scratch): New.
3123 (gen_exp): Use it, and pass on new arg subroutine_type.
3124 (gen_expand): Take max scratch into account.
3125 (gen_split): Emit peephole2 functions.
3126 (output_peephole2_scratch): New.
3127 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
3128 * genrecog.c (routine_type): Add PEEPHOLE2.
3130 (make_insn_sequence): Match outer parallel for peep2. Discard
3131 top level scratches and dups.
3132 (add_to_sequence): New args insn_type and top. Update all callers.
3133 Handle toplevel peep2 matching insns.
3134 (write_subroutine): Handle peep2.
3135 (write_tree_1): Likewise.
3136 (write_tree): Likewise.
3138 (change_state): New arg afterward. Update all callers.
3139 Handle matching separate insns.
3140 * recog.c (recog_next_insn): New.
3141 (peephole2_optimize): New.
3142 * rtl.def (DEFINE_PEEPHOLE2): New.
3143 * resource.c (find_free_register): New argument last_insn. Use it
3144 to find a register available through the entire span.
3145 * resource.h (find_free_register): Update prototype.
3147 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
3149 * i386.c (output_strlen_unroll): Don't write xops[7]
3150 label if it wasn't set.
3152 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
3154 * cpplib.c (struct directive): Const-ify name pointer and
3155 function pointer prototype.
3156 (validate_else, do_define, do_line, do_include, do_undef,
3157 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
3158 do_elif, do_endif, do_sccs, do_assert, do_unassert,
3159 do_warning): Const-ify second arg.
3160 (directive_table): Mark const. Reorder entries by frequency
3161 of usage, record statistics.
3163 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
3165 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
3166 bounds- check RTL accesses if --enable-checking.
3167 (RTVEC_ELT): Bounds check if --enable-checking.
3168 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
3169 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
3170 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
3172 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
3173 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
3175 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
3176 (NOTE_SOURCE_FILE): Use X0STR.
3177 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
3178 MEM_ALIAS_SET): Use X0INT.
3179 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
3180 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
3182 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
3183 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
3184 (rtl_check_failed_bounds, rtl_check_failed_type1,
3185 rtl_check_failed_type2, rtvec_check_failed_bounds): New
3187 (fancy_abort): Fix comment.
3189 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
3190 (cse_insn): Decrement LABEL_NUSES for jump target before
3192 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
3193 * final.c (alter_subreg): Compute regno before changing x to
3194 REG; set REGNO(x) after changing it.
3195 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
3196 notes containing CONST_INTs.
3197 (delete_eh_regions): Use NOTE_EH_HANDLER.
3198 * function.c (put_reg_into_stack): Make reg a MEM before
3200 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
3202 (gen_mem_addressof): Make reg a MEM before initializing it.
3203 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
3205 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
3206 deleting an insn, not after.
3207 (block_alloc): Only look at PATTERN(insn) if we have to, and
3208 only if it's format class 'i'.
3209 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
3210 CONST_INT before using its INTVAL.
3211 * print-rtl.c (print_rtx): Use X0STR.
3212 * regmove.c (fixup_match_1): Don't look at PATTERN of
3213 non-class-'i' insn chain elements.
3214 * reload.c (loc_mentioned_in_p): Take address of
3215 in->fld[1].rtx directly.
3216 * reload1.c (reload): Change reg to a MEM before initializing
3218 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
3220 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
3222 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
3224 * config/mips/mips.c (machine_dependent_reorg): Force a
3225 barrier to output the local constant pool if a barrier hasn't
3226 been found at a natural point in the instruction stream.
3228 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3230 * c-parse.in (language_string): Constify.
3232 * dwarf2out.c (language_string): Remove declaration.
3234 * dwarfout.c (language_string): Likewise.
3236 * toplev.c (language_string, init_parse, finish_parse): Likewise.
3238 * tree.h (language_string, init_parse, finish_parse): Declare.
3240 * i386/sun386.h (language_string): Remove declaration.
3242 * mips.h (language_string): Likewise.
3244 * nextstep.h (language_string): Likewise.
3246 * nextstep21.h (language_string): Likewise.
3248 * rs6000.c (language_string): Likewise.
3250 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3252 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
3253 (getpwd.o): Remove target.
3255 * getpwd.c: Delete file. Its in libiberty now.
3257 * dbxout.c (getpwd): Don't prototype.
3258 * dwarf2out.c (getpwd): Likewise
3259 * dwarfout.c (getpwd): Likewise
3260 * final.c (getpwd): Likewise.
3261 * protoize.c (getpwd): Likewise.
3263 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3265 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
3267 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3269 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
3272 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
3274 * fixinc/Makefile.in (subdir): New.
3275 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
3278 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
3280 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
3281 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
3284 * invoke.texi: Fix typo.
3286 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
3287 changed. Handle autoincrement addressing modes.
3289 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
3290 just like we would the virtual incoming args register when
3293 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
3295 * rs6000.h (ASM_FILE_START): Specify complete filename, including
3296 path, in .file directive.
3298 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
3300 * gcc.texi (External Bugs): Remove obsolete note about Perl on
3303 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
3305 * stdbool.h: Make the typedef name _Bool, with bool a #defined
3308 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3310 * tree.c (tree_code_name): Constify a char*.
3312 * tree.h (tree_code_name, decl_printable_name): Likewise.
3314 * function.h (struct function): Likewise.
3316 * toplev.c (decl_name, decl_printable_name): Likewise.
3318 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
3320 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
3321 (init_objc): Remove function pointer cast.
3323 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3325 * pa.md (interspace_jump): New pattern.
3326 (builtin_longjmp): New expander.
3328 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
3330 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
3331 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
3332 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
3334 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
3336 * jump.c (delete_prior_computation): Also check calls
3337 to constant functions. Don't bother checking for a
3338 REG_UNUSED note before adding it.
3339 (delete_computation): Handle multi-word hard registers
3340 when synthesizing missing REG_DEAD notes for a register
3341 which is both set and used by an insn.
3343 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3345 * loop.c (this_loop_info): New variable.
3346 (loop_has_call, loop_has_volatile, loop_has_tablejump,
3347 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
3349 (prescan_loop, strength_reduce): New argument loop_info. All callers
3351 (scan_loop): New variable loop_info, initialise to address of
3353 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
3354 Delete variable loop_has_multiple_exit targets and replace with
3355 field in this_loop_info.
3356 (find_and_verify_loops): Rename this_loop to this_loop_num.
3357 (strength_reduce): Delete loop_iteration_info. Replace variable
3358 loop_info with function argument of same name.
3359 (insert_bct): Rework test for loop being completely unrolled.
3361 * loop.h (struct loop_info): New fields num, loops_enclosed,
3362 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
3363 has_indirect_jump, and cont. Redefine use of unroll_number.
3364 (loop_unroll_number): Delete.
3366 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
3368 (loop_iterations): Delete variable vtop and instead use
3369 loop_info->vtop computed in prescan_loop.
3371 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
3373 * fix-header.c (main): Do not pass a null pointer to strcmp.
3375 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
3377 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
3379 * configure: Rebuilt.
3381 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
3383 * jump.c (jump_optimize_1): Do not delete assignments to
3384 internal_arg_pointer.
3385 * cse.c (delete_trivially_dead_insns): Always consider a set of
3386 the internal_arg_pointer live.
3388 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
3390 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
3391 (update_life_info) [REG_WAS_0]: Search the original insns rather
3392 than the new insns for the note. Fix typos finding note_dest.
3393 If no dest found, discard the note rather than abort.
3394 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
3395 (replace_insns): Remove the old insn list after update_life_info
3398 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
3400 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
3402 (sched_analyze_1): Let add_dependence care for not adding dups.
3403 (sched_analyze_2): Likewise.
3404 (add_branch_dependences): Likewise.
3406 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
3408 * i386/winnt.c (export_list): New type.
3409 (exports_head): Rename to
3410 (export_head): this.
3411 (i386_pe_record_exported_symbol): Add is_data flag.
3412 (i386_pe_asm_file_end): Emit directive for exported variables.
3413 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
3415 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
3416 (ASM_DECLARE_OBJECT_NAME): Likewise.
3417 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3418 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3420 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
3422 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
3424 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
3427 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
3429 * config/openbsd.h: Define SET_ASM_OP.
3430 * tm.texi: cross-reference SET_ASM_OP in the index.
3432 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
3434 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
3435 for a CONST_DOUBLE, at compile time. Initialize rtx_length
3436 and class_narrowest_mode at compile time. Kill init_rtl.
3437 Mark rtx_length, mode_class, mode_size, mode_unit_size,
3438 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
3439 rtx_format as const. Kill all references to EXTRA_CC_MODES or
3441 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
3443 * rtl.h: Declare rtx_length and rtx_format as const.
3444 * machmode.def: Define CC(). Use CC() to define CCmode. If
3445 EXTRA_CC_MODES is defined, expand it here.
3446 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
3447 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
3448 const. Kill all references to EXTRA_CC_MODES.
3450 * toplev.c: Don't prototype or call init_rtl.
3451 * optabs.c: Don't call init_mov_optab.
3452 * genemit.c: Don't generate init_mov_optab. Don't call
3454 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
3456 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
3457 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
3458 genrecog.c: Don't call init_rtl.
3460 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
3461 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
3462 definition of EXTRA_CC_MODES.
3464 * md.texi: Kill ref to EXTRA_CC_NAMES.
3465 * tm.texi: Document new way to define EXTRA_CC_MODES.
3467 * genrecog.c: Do not look up the name of a define_split.
3470 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
3472 * config/v850/v850.md: Fix typo introduced by previous delta.
3474 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3476 * gcc.c (fatal): Make definition static to match prototype.
3478 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3480 * combine.c (get_last_value): Don't look for earlier sets if the last
3481 known set is somewhere in between the insns being combined.
3483 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
3485 * configure.in: Don't use shell ! to negate exit codes
3486 * configure: Regenerate
3488 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
3490 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
3491 the fact that ALIGN is measured in bits, not bytes.
3493 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
3495 * errors.c: New file; defines functions error, warning, and
3496 fatal, variables have_error and progname.
3497 * errors.h: New file; prototypes and decls for stuff in errors.c.
3499 * Makefile: Add rules to build errors.o and
3500 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
3501 genopinit, genrecog, genextract, genpeep, genattr, and
3502 genoutput with errors.o. Add errors.h to deps of genconfig.o,
3503 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
3504 genpeep.o, genattr.o, and genoutput.o.
3506 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
3507 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
3508 define or prototype fatal. Set progname at beginning of main.
3509 * genoutput.c: Likewise, and don't define or prototype error
3512 * c-typeck.c (c_expand_start_case): Return immediately if exp
3514 * fold-const.c (operand_equal_p): Return immediately if arg1
3515 or arg0 are ERROR_MARKs.
3516 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
3517 fields of type ERROR_MARK when calculating if the record can
3520 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
3521 with much help from Jeffrey A Law and Richard Henderson
3523 * i386.md: In the 6 insns which call output_fix_trunc,
3524 earlyclobber operands[0].
3526 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
3528 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
3529 creating new registers.
3531 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
3533 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
3534 i386_reg_alloc_order, i386_regparm_string,
3535 i386_align_loops_string, i386_align_jumps_string,
3536 i386_align_funcs_string, i386_preferred_stack_boundary_string,
3537 and i386_branch_cost_string as type "const char *".
3538 * i386.c: Define all above strings as type "const char *".
3540 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
3542 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
3543 when emitting alignment padding. Emit padding byte of 0 instead of 4.
3545 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3547 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
3548 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
3550 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
3552 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
3553 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
3554 (dwarf2out_line, dwarf2out_finish): Likewise.
3555 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
3557 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3559 * tree.c (lang_unsave_expr_now) : Correct return type.
3560 * tree.h (lang_unsave_expr_now) : Same.
3562 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
3564 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
3565 instead of duplicating code.
3567 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3569 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
3571 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
3573 * tree.h: fancy_abort always takes three args.
3574 * resource.c: Move include of system.h before toplev.h.
3576 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
3578 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
3581 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
3583 * system.h: Don't redefine abort or trim_filename.
3584 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
3585 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
3586 whether or not __FUNCTION__ is available.
3587 * tree.h: Duplicate rtl.h's definition of abort, for files
3588 that don't include rtl.h. Delete all code to perform type
3589 checking with a compiler other than GCC.
3590 * varray.h: Delete all code to perform type checking with a
3591 compiler other than GCC. Make VARRAY_CHECK() always evaluate
3592 its arguments exactly once, using a statement expression.
3593 Adjust the VARRAY_<type> accessor macros to match.
3594 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
3595 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
3596 caller's location. Define fatal_insn and fatal_insn_not_found
3597 as macros that use _fatal_insn and _fatal_insn_not_found.
3598 (fancy_abort, trim_filename): Kill prototypes.
3600 * rtl.c (trim_filename): Move here from toplev.c.
3601 (fancy_abort): New function.
3602 (DIR_SEPARATOR): Provide default definition.
3603 * tree.c (tree_check_failed, tree_class_check_failed): Go
3604 through fancy_abort.
3605 (tree_check, tree_class_check, cst_or_constructor_check,
3606 expr_check): Delete.
3607 * varray.c (varray_check_failed): New function.
3608 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
3609 _fatal_insn and _fatal_insn_not_found. Go through
3611 (trim_filename, fancy_abort): Delete.
3613 * builtins.c (expand_builtin_args_info): Report ICE with abort.
3614 * except.c (start_catch_handler): Report ICE with error/abort
3616 * final.c (output_operand_lossage): Likewise.
3617 * flow.c (verify_flow_info): Likewise.
3619 * gcc.c: Prototype fatal.
3620 * gengenrtl.c: Undef abort after including rtl.h not system.h.
3621 * genattr.c, genattrtab.c, genemit.c, genextract.c,
3622 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
3623 Don't define fancy_abort.
3625 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
3627 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
3630 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
3632 * m88k.h (VERSION_INFO2): Kill.
3633 (VERSION_STRING): Kill.
3635 (VERSION_INFO1): Tidy.
3636 (TARGET_VERSION): Update.
3637 * m88k/dgux.h (VERSION_INFO2): Kill.
3638 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
3639 * m88k/luna.h (VERSION_INFO1): Tidy.
3640 * m88k/sysv4.h (VERSION_INFO1): Likewise.
3641 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
3642 (output_file_start): Adjust for death of VERSION_STRING.
3644 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
3646 * cpplib.c (detect_if_not_defined): New function.
3647 (do_if): Use it to detect potential once-only headers.
3649 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
3651 * c-common.c (combine_strings): Always set TREE_CONSTANT.
3653 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
3655 * combine.c (nonzero_bits) : Allow single-ly set registers to be
3656 anywere in the function only if they are pseudos and set before
3657 being used (not live at the start of the function).
3658 (num_sign_bit_copies) : Same.
3659 (get_last_value_validate) : Same.
3660 (get_last_value) : Same.
3662 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
3664 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
3665 where N and M are constant and N is an integer multiple of M.
3667 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3669 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
3670 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3671 sbitmap_union_of_preds): Add prototypes.
3672 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
3673 the intersection of successors with the new flow graph structures.
3674 (sbitmap_intersection_of_preds): New function to compute the
3675 intersection of predecessors with the new flow graph structures.
3676 (sbitmap_union_of_succs): New function to compute the union of
3677 successors with the new flow graph structures.
3678 (sbitmap_union_of_preds): New function to compute the union of
3679 predecessors with the new flow graph structures.
3680 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
3681 (expr_reaches_here_p): Use edge and basic_block structures instead
3682 of s_preds and s_succs.
3683 (compute_cprop_avinout): Use new sbitmap routines.
3684 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
3685 of s_preds and s_succs.
3686 * flow.c (compute_flow_dominators): Compute dominators using
3687 edges and basic blocks instead of s_preds and s_succs.
3689 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3691 * lists.c (unused_insn_list, unused_expr_list): New file for
3692 maintaining various types of lists. New statics for maintaining a
3693 cache of available INSN_LIST and EXPR_LIST nodes.
3694 (free_list): Static function for freeing a list of INSN/EXPR nodes.
3695 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
3696 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
3697 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
3698 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
3699 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
3700 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
3701 (free_INSN_LIST_node): Free an individual INSN_LIST node.
3702 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
3703 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
3704 (remove_dependence, free_pending_lists): Use new global routines.
3705 (flush_pending_lists, sched_analyze_insn): Use new global routines.
3706 (sched_analyze, compute_block_backward_dependences): Use new routines.
3707 (sched_analyze_1, sched_analyze_2): Use new routines.
3708 (schedule_insns): Use new global routines.
3709 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
3711 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
3712 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
3714 * toplev.c (rest_of_compilation): Initialize node cache.
3715 * Makefile.in (OBJS): Add lists.o to list of object files.
3716 (lists.o): Add dependancies.
3718 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
3720 * config/v850/v850.md: Fix compile time warning messages.
3721 * config/v850/v850.c: Fix compile time warning messages.
3722 * config/v850/v850.h: Fix compile time warning messages.
3724 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3726 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
3727 Remove unused prototype for `init_lengths'.
3729 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3731 * calls.c (emit_call_1): Mark parameter `stack_size' with
3733 (expand_call): Initialize variable `insn'.
3734 (emit_library_call): Likewise for variable `high_to_save'.
3735 (emit_library_call_value): Likewise.
3736 (store_one_arg): Likewise for variables `lower_bound' and
3739 * combine.c (try_combine): Likewise for variables `i2_code_number'
3740 and `other_code_number'.
3741 (find_split_point): Likewise for variables `pos', `unsignedp' and
3743 (simplify_if_then_else): Likewise for variables `op' and `c1'.
3744 (simplify_and_const_int): Remove unused variable `width'.
3745 (merge_outer_ops): Likewise.
3747 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
3748 HOST_WIDE_INT' when comparing against one.
3749 (simplify_relational_operation): Likewise.
3750 (cse_insn): Initialize variables `src_eqv_volatile',
3751 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
3753 * final.c (init_final): Constify parameter `filename'.
3754 (final_start_function): Mark parameter `optimize' with
3756 (profile_function): Likewise for parameters `first' and `optimize'.
3757 (output_source_line): Likewise for parameter `file'.
3759 * integrate.c (subst_constants): Cast a value to `size_t' when
3760 comparing against one.
3761 (mark_stores): Initialize variable `mode'. Cast a value to
3762 `size_t' when comparing against one.
3764 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
3766 * loop.c (move_movables): Initialize variable `first'.
3767 (strength_reduce): Likewise for variable `increment'.
3768 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
3769 value to `size_t' when comparing against one.
3770 (load_mems): Initialize variable `end_label'.
3772 * output.h (init_final): Constify parameter.
3774 * reload.c (decompose): Initialize variable `base'.
3776 * reload1.c (reload): Likewise for variable `is_scalar'.
3777 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
3778 (choose_reload_regs): Initialize variable `mode'.
3779 (emit_reload_insns): Likewise for variable `store_insn'.
3780 (reload_cse_noop_set_p): Mark parameter `insn' with
3782 (reload_combine): Initialize variable `set'.
3784 * unroll.c (unroll_loop): Likewise for variable `local_label'.
3785 (copy_loop_body): Cast a value to `size_t' when comparing against
3788 * varasm.c (assemble_variable): Initialize variable `size_tree'.
3789 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
3790 (remove_from_pending_weak_list): Mark parameter `name' with
3793 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3795 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
3798 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
3800 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
3801 (ASM_DECLARE_FUNCTION_NAME): Define.
3802 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
3803 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
3804 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
3805 not already defined.
3807 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3809 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
3810 of n_popped when call/call_value are not defined.
3812 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
3814 * tm.texi: GNU CC -> GCC conversion.
3815 (CC1_SPEC): Indicate it is used for all language front ends.
3817 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
3819 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
3820 NOTE_INSN_EH_REGION_END correctly.
3822 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3823 Jeff Law <law@cygnus.com>
3825 * loop.c (strength_reduce): Automatically unroll loops if the
3826 unrolled loop size is smaller than the rolled loop size.
3828 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
3829 and delete comment that code should be rewritten.
3831 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
3833 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
3836 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
3838 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3840 * fixinc/mkfixinc.sh: Don't fix uwin headers.
3841 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
3842 (LINK_SPEC): Add -u _main when building executables.
3843 (ASM_DECLARE_FUNCTION): Update from Cygwin.
3844 (ASM_FILE_END): Use the default for ix86-pe.
3845 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
3847 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
3849 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
3850 and ASM_CLOSE_PAREN are empty strings.
3852 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
3853 Geoffrey Keating <geoffk@cygnus.com>
3855 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
3856 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
3857 (unprotoize.o): Ditto.
3858 (test-protoize-simple): Don't define STD_PROTO_DIR.
3859 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
3860 changes to make 'test-protoize-simple' pass.
3861 (STD_PROTO_DIR): Remove define.
3862 (STANDARD_EXEC_PREFIX): Supply default define.
3863 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
3864 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
3865 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
3866 (GET_ENV_PATH_LIST): New macro.
3867 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
3868 (do_processing): Initialize default_syscalls_dir using new
3869 macros. Use it to initialize syscalls_absolute_filename.
3871 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
3873 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
3874 B into a register before emit_conditional_move.
3876 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
3878 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
3879 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
3880 multiplicand out of (+ (* a b) (* c d)).
3882 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
3883 Richard Henderson <rth@cygnus.com>
3885 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
3886 (new_insn_dead_notes): Likewise.
3887 (update_n_sets): Likewise.
3888 (update_flow_info): Move to flow.c, renamed to update_life_info;
3889 extend to handle multiple source insns.
3890 * flow.c: Include resource.h
3891 (unlink_insn_chain): New.
3892 (split_hard_reg_notes): New.
3893 (maybe_add_dead_note): New.
3894 (maybe_add_dead_note_use): New.
3895 (find_insn_with_note): New.
3896 (new_insn_dead_notes): New.
3897 (update_n_sets): New.
3898 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
3899 (maybe_remove_dead_notes): New.
3900 (update_life_info): New.
3901 (prepend_reg_notes): New.
3902 (replace_insns): New.
3903 * output.h (update_life_info): Declare.
3904 * recog.c (split_block_insns): Use update_life_info.
3905 * resource.c (find_free_register): Use reg_alloc_order, don't use
3906 fixed regs, make sure the mode is supported, don't use new regs.
3908 * rtl.h (replace_insns): Declare.
3910 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
3912 * expr.c (expand_expr): Cope with COND_EXPRs with one
3913 non-returning branch.
3915 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
3917 * expr.c (store_expr): Always pass down the target, even when not
3920 1999-08-24 Nick Clifton <nickc@cygnus.com>
3922 * configure.in: Define target_cpu_default for v850 targets.
3923 * configure: Regenerate
3925 * config/v850/v850.h (TARGET_CPU_generic): Define.
3926 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
3927 addresses are 4 byte aligned.
3929 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
3932 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3934 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
3935 (main): Add prototypes.
3937 * genattrtab.c (substitute_address, write_const_num_delay_slots,
3938 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
3939 (write_attr_get): Emit prototypes along with function definition.
3940 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
3941 (write_complex_function): Emit static prototype along with
3942 function definition.
3944 * genemit.c (gen_split): Emit prototypes along with function
3947 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
3948 Likewise for predicates and `insn_operand_predicate'.
3949 (process_template): Emit static prototype along with function
3952 * genrecog.c (make_insn_sequence): Constify a char*. Add
3953 prototypes for get_split_*().
3954 (write_subroutine): Emit prototypes along with function
3957 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3959 * gcse.c (find_avail_set): Follow chains of register-register copies.
3960 Use oprs_not_set_p to guarantee that the returned value can be
3962 (cprop_insn): Don't verify the return value of find_avail_set with
3965 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
3966 (cprop_cc0_jump): New function.
3967 (cprop_insn): Break out new function cprop_jump and use it.
3968 Also use cprop_cc0_jump for machines with CC0.
3969 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
3971 * tree.h (current_function_calls_setjmp,
3972 current_function_calls_longjmp): Delete declarations.
3973 * dsp16xx.c: Include "function.h".
3974 * elxsi.c: Likewise.
3975 * gmicro.c: Likewise.
3976 * h8300.c: Likewise.
3979 * mn10200.c: Likewise.
3980 * mn10300.c: Likewise.
3981 * ns32k.c: Likewise.
3985 * rtl.h (rtx_equal_function_value_matters): Declare.
3986 * toplev.c (rtx_equal_function_value_matters): Don't declare.
3988 * function.c: Likewise.
3989 * emit-rtl.c: Likewise.
3991 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
3993 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
3996 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3998 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
4001 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
4003 * cpp.texi: Add a node documenting macro varargs (copied
4006 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
4008 * cppspec.c: Put a null pointer at the end of the new argv.
4010 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
4012 * configure.in: Remove code to select/de-select the haifa
4013 scheduler. Every scheduled port gets haifa now.
4014 * configure: Rebuilt.
4015 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
4017 * Makefile.in: Corresponding changes.
4019 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4021 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
4022 All callers changed.
4023 (prepare_float_lib_cmp): Likewise.
4024 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
4025 * expr.h (emit_float_lib_cmp): Delete declaration.
4026 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
4027 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
4028 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
4030 (cmptf): Now conditional on TARGET_HARD_QUAD.
4032 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
4034 * resource.c (mark_target_live_regs): Use
4035 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
4037 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4039 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
4041 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
4043 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
4045 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4047 * rtl.h (rtx_format): Constify a char*.
4049 * rtl.c (rtx_format): Likewise.
4050 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
4051 (init_rtl): Use accessor macro, not `rtx_format'.
4053 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
4056 * caller-save.c (mark_referenced_regs): Likewise.
4058 * combine.c (subst, make_compound_operation, known_cond,
4059 gen_rtx_combine, update_table_tick, get_last_value_validate,
4060 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
4062 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
4063 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
4064 count_reg_usage): Likewise.
4066 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
4069 * final.c (leaf_renumber_regs_insn): Likewise.
4071 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
4072 dump_edge_info, count_reg_references): Likewise.
4074 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
4075 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
4078 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
4079 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
4080 add_label_notes): Likewise.
4082 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
4083 clear_struct_flag, count_sub_rtxs, count_alternatives,
4084 compares_alternatives_p, contained_in_p, walk_attr_value,
4085 write_expr_attr_cache): Likewise.
4087 * genconfig.c (walk_insn_part): Likewise.
4089 * genemit.c (max_operand_1, gen_exp): Likewise.
4091 * genextract.c (walk_rtx): Likewise.
4093 * genflags.c (num_operands): Likewise.
4095 * genoutput.c (scan_operands): Likewise.
4097 * genpeep.c (match_rtx): Likewise.
4099 * genrecog.c (add_to_sequence): Likewise.
4101 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
4104 * integrate.c (save_constants, copy_for_inline,
4105 copy_rtx_and_substitute, subst_constants, restore_constants):
4108 * jump.c (mark_jump_label, invert_exp, redirect_exp,
4109 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
4111 * local-alloc.c (contains_replace_regs, memref_referenced_p):
4114 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
4115 add_label_notes, replace_call_address, count_nonfixed_reads,
4116 invariant_p, find_single_use_in_loop, find_mem_givs,
4117 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
4120 * print-rtl.c (reg_names, print_rtx): Likewise.
4122 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
4124 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
4125 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
4126 print_blocks): Likewise.
4128 * regclass.c (fix_register, record_address_regs,
4129 reg_scan_mark_refs): Likewise.
4131 * regmove.c (stable_but_for_p): Likewise.
4133 * reload.c (loc_mentioned_in_p, operands_match_p,
4134 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
4135 copy_replacements, refers_to_regno_for_reload_p,
4136 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
4137 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
4140 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
4141 delete_address_reloads_1, count_occurrences,
4142 reload_cse_mem_conflict_p, reload_combine_note_use,
4143 add_auto_inc_notes): Likewise.
4145 * resource.c (mark_referenced_resources, mark_set_resources):
4148 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
4149 reg_mentioned_p, regs_set_between_p, modified_between_p,
4150 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
4151 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
4152 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
4153 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
4155 * sched.c (sched_analyze_2, attach_deaths): Likewise.
4157 * stupid.c (stupid_mark_refs): Likewise.
4159 * unroll.c (remap_split_bivs): Likewise.
4161 * varasm.c (mark_constants): Likewise.
4163 * a29k/a29k.c (uses_local_reg_p): Likewise.
4165 * alpha/alpha.c (summarize_insn): Likewise.
4167 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
4168 eliminate_lr2ip): Likewise.
4170 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
4172 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
4173 reg_mentioned_in_mem): Likewise.
4175 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
4176 symbolic_reference_mentioned_p): Likewise.
4178 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
4180 * sh/sh.c (regs_used, mark_use): Likewise.
4182 * vax/vax.c (vax_rtx_cost): Likewise.
4184 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4186 * machmode.h (mode_name): Constify a char*.
4188 * rtl.c (mode_name): Likewise.
4190 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
4192 * optabs.c (init_libfuncs): Constify a char*.
4194 * print-tree.c (mode_name): Remove redundant declaration.
4195 (print_node): Use accessor macro, not `mode_name'.
4197 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
4199 (new_spill_reg): Constify a char*.
4201 * tree.c (mode_name): Remove redundant declaration.
4203 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4205 * rtl.c (rtx_name): Constify a char*.
4207 * rtl.h (rtx_name, fix_sched_param): Likewise.
4209 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
4210 (mypr): Use accessor macro, not `rtx_name'.
4212 * genemit.c (print_code): Constify a char*.
4214 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
4216 * genpeep.c (print_code): Constify a char*.
4218 * genrecog.c (print_code): Likewise.
4220 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
4221 end_bb): Add static prototype.
4222 (draw_edge): Constify a char*.
4223 (end_bb): Remove unused parameter.
4225 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
4226 print_block_visualization): Constify a char*.
4228 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
4230 * c-common.c (c_get_alias_set): Update comment.
4232 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4234 * linux.h (LIB_SPEC): Added.
4236 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4238 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
4240 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
4242 * tree.c (expr_check): Fix typo in last change.
4244 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
4246 * rtl.def (NOTE): Change format to "iuu0n".
4247 (ADDR_DIFF_VEC): Change format to "eEee0".
4248 (ADDRESSOF): Change format to "eit".
4250 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
4251 (RTVEC_ELT): Change to match.
4252 (XVECEXP): Use XVEC and RTVEC_ELT.
4253 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
4254 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
4255 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
4256 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
4257 TRAP_CONDITION, TRAP_CODE): Use XEXP.
4258 (INTVAL): Use XWINT.
4259 (ADDRESSOF_DECL): Use XTREE.
4260 (SET_ADDRESSOF_DECL): Delete.
4261 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
4262 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
4263 ifdefed out since 2.6 at least.
4264 (gen_rtvec_vv): Delete prototype.
4266 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
4268 (copy_most_rtx): Handle 't' format letter.
4269 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
4270 (gen_rtvec_vv): Delete function. All callers changed to use
4271 gen_rtvec_v instead.
4272 * print-rtl.c (print_rtx): Move special casing of NOTEs to
4273 the '0' format letter.
4275 * function.c (gen_mem_addressof): Don't use
4276 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
4278 * integrate.c (copy_rtx_and_substitute): Likewise.
4279 Copy 't' slots with XTREE.
4280 (subst_constants): Treat 't' slots like '[swi]' slots.
4281 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
4282 * jump.c (rtx_equal_for_thread_p): Likewise.
4283 * rtlanal.c (rtx_equal_p): Likewise.
4284 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
4285 only four arguments.
4286 * gengenrtl.c (type_from_format): Provide correct types for
4290 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
4291 If a recent gcc is in use (always in stage2 and beyond), use
4292 statement expressions, so we don't make a function call unless
4293 the check fails. Evaluate arguments exactly once.
4294 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
4295 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
4297 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
4298 they evaluate their arguments exactly once, irrespective of
4299 the compiler in use.
4301 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
4302 is used by the currently-enabled check macros. This is:
4303 (tree_check_failed, tree_class_check_failed): For gcc.
4304 (tree_check, tree_class_check, cst_or_constructor_check,
4305 expr_check): For other compilers.
4307 * gencheck.c: Do not define any *_CHECK1 macros.
4309 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
4310 Mark Mitchell <mark@codesourcery.com>
4312 * c-common.c (c_get_alias_set): Fix support for poitners and
4315 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
4317 * alias.c: Include tree.h.
4318 (nonlocal_reference_p, mark_constant_function): New functions.
4319 * flow.c (life_analysis): Call mark_constant_function.
4320 * rtl.h (mark_constant_function): Declare it.
4322 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
4324 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
4325 unrecognisable switches.
4327 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4329 * loop.c (recombine_givs): Set ix field after sorting.
4330 (recombine_givs): Remove bogus index / giv lockstep looping.
4332 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4334 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
4336 (emit_store_flag_force): Use do_compare_rtx_and_jump.
4337 (do_cmp_and_jump): Formatting fixes.
4338 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
4339 do_compare_rtx_and_jump instead of compare_from_rtx.
4340 (do_compare_rtx_and_jump): New function; mostly copied from
4342 (do_jump_for_compare): Delete.
4343 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
4345 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
4346 of compare/do_jump_for_compare pairs.
4347 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
4348 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
4349 compare_from_rtx/do_jump_for_compare pairs.
4350 (do_jump_by_parts_equality): Likewise.
4351 (do_jump_by_parts_equality_rtx): Likewise.
4352 * expr.h (do_compare_rtx_and_jump): Declare.
4353 * optabs.c (prepare_cmp_insn): New function, contains most of the code
4354 that used to be in emit_cmp_insn.
4355 (cmp_available_p): New function.
4356 (prepare_operand): New function.
4357 (emit_cmp_and_jump_insn_1): New function, contains some code that used
4358 to be in emit_cmp_insn.
4359 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
4360 parameters to be pointers; don't emit final compare but modify some of
4361 the values pointed to by the args so the caller can perform the
4363 (expand_binop): Call emit_store_flag_force with signed forms of
4365 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
4366 emit_jump_insn pair.
4367 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
4368 emit_cmp_and_jump_insn_1. Call emit_queue.
4369 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
4371 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
4372 jump sets cc0 before deleting it.
4373 * integrate.c (expand_inline_function): Likewise.
4374 * unroll.c (unroll_loop): Similar changes in several places.
4375 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
4378 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4380 * Makefile.in (insn-recog.o): Update dependencies.
4381 * genrecog.c (main): Make generated file include "function.h".
4383 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
4385 * cse.c (cse_insn): Call never_reached_warning when a jump is
4386 changed to be unconditional.
4387 * flags.h: Declare warn_notreached.
4388 * flow.c (delete_block): Call never_reached_warning when
4390 * jump.c (delete_barrier_successors): Call never_reached_warning
4391 when we delete everything after a BARRIER.
4392 (never_reached_warning): New function.
4393 * rtl.h: Declare never_reached_warning.
4394 * toplev.c (warn_notreached): New variable.
4395 (lang_independent_options): Set warn_notreached
4396 when -Wunreachable-code.
4397 (compile_file): We need line numbers for -Wunreachable-code.
4399 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
4401 * haifa-sched.c (insn_unit): Fix typo on out of range test.
4402 * sched.c (insn_unit): Likewise.
4404 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
4406 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
4408 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4410 * flow.c (create_edge_list): Use xmalloc, not malloc.
4412 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
4414 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
4415 C-style comments. Do not lose the character before double slash.
4417 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4419 * basic-block.h (struct edge_list): Stucture to maintain a vector
4421 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
4422 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
4423 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
4424 New function prototypes.
4425 * flow.c (create_edge_list): Function to create an edge list.
4426 (free_edge_list): Discards memory used by an edge list.
4427 (print_edge_list): Debug output showing an edge list.
4428 (verify_edge_list): Internal consistency check for an edge list.
4429 (find_edge_index): Function to find an edge index for a pred and succ.
4431 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
4433 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
4436 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
4438 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
4440 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4442 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4444 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
4446 * toplev.c (rest_of_compilation): Allow machine dependent
4447 reorganisation pass to place information into the RTL dump
4448 file if it so wishes.
4450 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
4452 * explow.c (hard_function_value): Use VOIDmode instead of
4454 * stmt.c (expand_return): Likewise.
4455 * stor-layout.c (get_best_mode): Likewise.
4457 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
4458 emit call instead of emit_insn call.
4460 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4462 * configure.in: Handle --disable/enable-win32-registry.
4463 * install.texi: Document --disable/enable-win32-registry.
4464 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
4465 (WIN32_REGISTRY_KEY): New macro.
4466 * prefix.c: Use to enable/disable win32-specific code.
4467 (lookup_key): Use versioned key.
4468 * configure: Regenerate.
4469 * config.in: Likewise.
4471 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
4473 * cpplib.c (read_line_number): New fn, split out of...
4476 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4478 tree.c (lang_unsave_expr_now) : New.
4479 (unsave_expr_now): Call lang_unsave_expr_now.
4480 tree.h (lang_unsave_expr_now) : New.
4482 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
4484 * toplev.c (flag_new_exceptions): On by default.
4486 1999-08-13 Michael Meissner <meissner@cygnus.com>
4488 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
4490 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4492 * dwarfout.c (fundamental_type_code): Return FT_boolean for
4493 INTEGER_TYPE with precision==1, it's __java_boolean.
4495 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4497 * global.c (prune_preferences): Move some invariants out of the
4500 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
4502 * configure.in (alpha*-dec-osf*): Add osf5.
4504 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
4506 * configure.in: Rework handling of ARM GNU/Linux slightly.
4507 (arm*-*-linux-gnuoldld): New target.
4508 * configure: Regenerate.
4509 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
4510 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
4511 * config/arm/linux-oldld.h: New file.
4512 * config/arm/linux-elf26.h: Don't include linux-elf.h.
4513 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
4515 * config/arm/linux-elf.h (ASM_SPEC): Define.
4516 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
4517 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
4518 for 26-bit APCS and old linker.
4519 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
4521 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
4522 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
4523 don't define `arm' or `arm_elf'.
4524 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
4525 MULTILIB_DIRNAMES): Define. Fix typo in comment.
4527 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
4529 * rtl.texi: Fix typo.
4531 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
4533 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
4535 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
4537 * extend.texi (C++ Signatures): Remove node.
4538 * invoke.texi: Remove discussion of -fhandle-signatures,
4539 signature, sigof, __signature__, and __sigof__.
4541 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
4543 * Makefile.in (JAVAGC): Removed.
4545 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
4547 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4549 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
4551 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4553 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
4555 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
4556 a register that is already known to be a pointer.
4558 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
4560 * fixinc/inclhack.tpl: Only install assert.h conditionally.
4561 * fixinc/inclhack.sh: Regenerated.
4562 * fixinc/fixincl.sh: Regenerated.
4564 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
4566 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
4567 Fix documentation of -ansi flag to describe its C++ behavior.
4568 Remove bogus reference to GCC 2.9.
4570 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
4572 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
4573 note if it is non-NULL.
4575 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4577 * except.h (eh_nesting_info): Add new structure defintion.
4578 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
4579 (reachable_handlers, update_rethrow_references): Add function
4581 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
4582 a rethrow symbol instead of an integer exception region number.
4583 * flow.c (Make_edges): Use new exception nesting routines to determine
4584 which handlers are reachable from a CALL or asynchronous insn.
4585 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
4587 (delete_eh_regions): Update rethrow labels, and don't delete
4588 regions which are the target of a rethrow.
4589 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
4590 avoid overloading the SYMBOL_REF_USED flag.
4591 (rethrow_symbol_map): Use new rethrow_ref field.
4592 (rethrow_used): Use new rethrow_ref field.
4593 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
4594 of an integer. Fix formatting.
4595 (output_exception_table_entry): Use new rethrow_ref field.
4596 (can_throw): Check for EH_REGION_NOTE before deciding
4597 whether a CALL can throw or not.
4598 (scan_region): Call rethrow_used() instead of accessing data structure.
4599 (update_rethrow_references): New function to make sure only regions
4600 which are still targets of a rethrow are flagged as such.
4601 (process_nestinfo): New static function to initialize a handler
4602 list for a specific region.
4603 (init_eh_nesting_info): New function to allocate and initialize
4604 the list of all EH handlers reachable from all regions.
4605 (reachable_handlers): New function to retrieve the list of handlers
4606 reachable from a specific region and insn.
4607 (free_eh_nesting_info): New function to dispose of a list of
4610 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4612 * flow.c (split_edge): Set JUMP_LABEL field.
4613 (commit_one_edge_insertion): Set head correctly for insert_before.
4614 When inserting insns, update insn block numbers if allocated.
4616 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4618 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
4619 retry_incomplete_types): Add static prototype.
4620 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
4621 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
4622 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
4623 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
4624 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
4627 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
4628 dwarf2out_start_source_file, dwarf2out_line): Likewise.
4630 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4632 * output.h (assemble_name): Constify a char*.
4634 * varasm.c (UNIQUE_SECTION, assemble_start_function,
4635 assemble_variable, assemble_name): Likewise.
4637 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
4639 * arm/pe.c (arm_pe_unique_section): Likewise.
4641 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
4643 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
4645 * i386/interix.c (i386_pe_unique_section): Likewise.
4647 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4649 * i386/winnt.c (i386_pe_unique_section): Likewise.
4651 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
4653 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
4655 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
4657 * pa/pa.c (output_call): Likewise.
4659 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
4661 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
4663 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
4666 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
4669 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4671 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
4672 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
4674 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
4676 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4678 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
4680 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4682 * tree.h (lang_identify): Constify a char*.
4683 (print_error_function): Add extern prototype. Constify a char*.
4685 * c-lang.c (lang_identify): Constify a char*.
4687 * objc/objc-act.c (lang_identify): Constify a char*.
4689 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4691 * genpeep.c (main): Make generated file include "function.h".
4692 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
4694 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4696 * Makefile.in: Update dependencies.
4697 * alias.c: Include "function.h"
4698 * c-decl.c: Likewise.
4699 * caller-save.c: Likewise.
4700 * calls.c: Likewise.
4701 * combine.c: Likewise.
4703 * explow.c: Likewise.
4704 * final.c: Likewise.
4705 * global.c: Likewise.
4706 * graph.c: Likewise.
4707 * local-alloc.c: Likewise.
4709 * optabs.c: Likewise.
4710 * profile.c: Likewise.
4711 * recog.c: Likewise.
4712 * regclass.c: Likewise.
4713 * regmove.c: Likewise.
4714 * reload.c: Likewise.
4715 * reorg.c: Likewise.
4716 * resource.c: Likewise.
4717 * sched.c: Likewise.
4718 * stupid.c: Likewise.
4719 * config/1750a/1750a.c: Likewise.
4720 * config/a29k/a29k.c: Likewise.
4721 * config/arc/arc.c: Likewise.
4722 * config/arm/arm.c: Likewise.
4723 * config/arm/thumb.c: Likewise.
4724 * config/c4x/c4x.c: Likewise.
4725 * config/clipper/clipper.c: Likewise.
4726 * config/convex/convex.c: Likewise.
4727 * config/fx80/fx80.c: Likewise.
4728 * config/i860/i860.c: Likewise.
4729 * config/m68k/m68k.c: Likewise.
4730 * config/m88k/m88k.c: Likewise.
4731 * config/mips/mips.c: Likewise.
4732 * config/pdp11/pdp11.c: Likewise.
4733 * config/pyr/pyr.c: Likewise.
4734 * config/romp/romp.c: Likewise.
4735 * config/sh/sh.c: Likewise.
4736 * config/tahoe/tahoe.c: Likewise.
4737 * config/vax/vax.c: Likewise.
4738 * config/we32k/we32k.c: Likewise.
4739 * config/sparc/sparc.c: Include "function.h".
4740 (mem_min_alignment): Test current_function rather than
4741 regno_pointer_align.
4742 * config/pa/pa.c: Likewise.
4743 (compute_frame_size): Delete declaration of
4744 current_function_outgoing_args_size.
4745 * config/arc/arc.h (current_function_varargs): Delete declaration.
4746 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
4748 * config/i370/i370.h (current_function_outgoing_args_size): Delete
4750 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
4751 current_function_uses_pic_offset_table.
4752 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
4753 of current_function_returns_pointer.
4754 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4755 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4756 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4757 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4758 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4759 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4760 * config/m88k/m88k.c: Include "function.h"
4761 (call_used_regs, current_function_pretend_args_size,
4762 current_function_outgoing_args_size, frame_pointer_needed): Delete
4764 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
4766 * config/mips/mips.h (current_function_calls_alloca): Delete
4768 * config/mn10200/mn10200.h (current_function_needs_context,
4769 rtx_equal_function_value_matters): Delete declarations.
4770 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
4771 flag_pic): Delete declarations.
4772 * config/pa/pa.h (current_function_pretend_args_size,
4773 current_function_decl): Delete declarations.
4774 * config/pa/som.h (current_function_varargs): Delete declaration.
4775 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
4777 * config/pyr/pyr.h (current_function_pretend_args_size,
4778 current_function_args_size, current_function_calls_alloca): Delete
4780 * config/sh/sh.h (current_function_varargs): Delete declaration.
4781 * config/sparc/sparc.h (current_function_outgoing_args_size,
4782 current_function_calls_alloca, current_function_decl): Delete
4784 * config/spur/spur.h (current_function_pretend_args_size,
4785 current_function_calls_alloca): Delete declarations.
4786 * config/v850/v850.c (current_function_outgoing_args_size): Delete
4788 * config/vax/vms.h (current_function_name): Delete declaration.
4789 * gcse.c: Include "function.h".
4790 (current_function_name, current_function_calls_setjmp): Delete
4792 * haifa-sched.c: Include "function.h".
4793 (forced_labels): Delete declaration.
4795 * reg-stack.c: Likewise.
4796 * reload1.c: Likewise.
4797 * genemit.c (main): Make generated file include function.h.
4798 * genoutput.c (output_prologue): Likewise.
4800 * builtins.c (saveregs_value, apply_args_value): Delete variables.
4801 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
4802 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
4803 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
4804 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
4805 macros for some of them.
4806 (emit_filename, emit_lineno): Delete declarations.
4807 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
4808 regno_pointer_* variables through current_function.
4809 (gen_inline_header_rtx): Delete function.
4810 (save_emit_status): Delete function.
4811 (set_new_last_label_num): New function.
4812 (clear_emit_caches): New function.
4813 (restore_emit_status): Just clear last_labelnum and call
4815 (get_last_insn_anywhere): Variable sequence_stack is now accessed
4816 through macro seq_stack.
4817 (add_insn_after): Likewise.
4818 (add_insn_before): Likewise.
4819 (remove_insn): Likewise.
4820 (pop_topmost_sequence): Likewise.
4821 (in_sequence_p): Likewise.
4822 (start_sequence_for_rtl_expr): Likewise.
4823 (start_sequence): Likewise, and likewise for
4824 sequence_rtl_expr/seq_rtl_expr.
4825 (push_topmost_sequence): Likewise.
4826 (end_sequence): Likewise.
4827 (init_virtual_regs): Now takes a "struct emit_status *" argument.
4828 All callers changed. Store into that pointer instead of globals.
4829 (init_emit): Allocate emit elt of current_function.
4830 Changes for sequence_rtl_expr/sequence_stack renaming.
4831 Call clear_emit_caches instead of doing it in-line.
4832 Access regno_pointer_* variables through current_function.
4833 (init_emit_once) Don't clear sequence_stack.
4835 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
4837 (arg_pointer_save_area): Delete declaration.
4838 (finish_expr_for_function): Renamed from init_queue; no longer static.
4839 (init_expr): Don't call init_queue.
4840 (save_expr_status, restore_expr_status): Delete functions.
4841 (expand_expr): Changes to reflect new layout of struct function.
4842 Don't access current_function_check_memory_usage when current_function
4844 * expr.h (forced_labels, save_expr_regs, saveregs_value,
4845 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
4846 current_function_outgoing_args_size, current_function_arg_offset_rtx,
4847 current_function_uses_const_pool, function_call_count,
4848 current_function_uses_pic_offset_table, nonlocal_labels,
4849 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
4850 current_function_check_memory_usage, nonlocal_goto_handler_slots,
4851 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
4853 (finish_expr_for_function): Declare.
4854 * flags.h (current_function_has_nonlocal_label,
4855 current_function_has_nonlocal_goto, current_function_is_thunk,
4856 current_function_has_computed_jump): Delete declarations.
4857 * flow.c (forced_labels): Delete declaration.
4858 * function.c (current_function_pops_args,
4859 current_function_returns_struct, current_function_returns_pcc_struct,
4860 current_function_needs_context, current_function_calls_setjmp,
4861 current_function_calls_longjmp, current_function_has_nonlocal_label,
4862 current_function_has_nonlocal_goto, current_function_is_thunk,
4863 current_function_has_computed_jump, current_function_calls_alloca,
4864 current_function_contains_functions, current_function_returns_pointer,
4865 current_function_epilogue_delay_list, current_function_args_size,
4866 current_function_pretend_args_size, current_function_arg_offset_rtx,
4867 current_function_outgoing_args_size, current_function_varargs,
4868 current_function_stdarg, current_function_args_info, cleanup_label,
4869 current_function_name, current_function_uses_const_pool,
4870 current_function_instrument_entry_exit, current_function_return_rtx,
4871 current_function_uses_pic_offset_table, nonlocal_labels,
4872 current_function_internal_arg_pointer, current_function_cannot_inline,
4873 current_function_check_memory_usage, function_call_count,
4874 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
4875 nonlocal_goto_stack_level, return_label, save_expr_regs,
4876 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
4877 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
4878 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
4879 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
4880 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
4882 (push_function_context_to): Don't save them. Don't call
4883 save_storage_status, save_emit_status or save_expr_status.
4884 (pop_function_context_from): Don't restore them. Don't call
4885 restore_storage_status or restore_expr_status.
4886 (get_func_frame_size): New function.
4887 (get_frame_size): Use it.
4888 (assign_outer_stack_local): Reflect some member name changes in struct
4890 (put_reg_into_stack): Likewise.
4891 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
4893 (fixup_var_refs): Likewise.
4894 (fix_lexical_addr): Likewise.
4895 (trampoline_address): Likewise.
4896 (prepare_function_start): Clear field inlinable of current_function.
4897 (init_function_for_compilation): New function.
4898 (expand_dummy_function_end): New function.
4899 (expand_function_end): Call finish_expr_for_function.
4900 * function.h (struct emit_status): New; fields moved here from struct
4901 function and from global variables. Add accessor macros for some of
4903 (struct expr_status): Likewise.
4904 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
4905 (struct function): Add fields expr and emit, inlinable, inl_emit,
4906 original_arg_vector, original_decl_initial, inl_last_parm_insn,
4907 inl_max_label_num. Add many comments.
4908 Add accessor macros for all elts of struct function that no longer
4909 have a global variable.
4910 (cleanup_label, return_label, frame_offset, tail_recursion_label,
4911 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
4912 stack_slot_list): Delete declarations.
4913 (get_func_frame_size): Declare.
4914 (save_expr_status, restore_expr_status, save_emit_status,
4915 save_storage_status, restore_storage_status): Delete declarations.
4916 (init_virtual_regs): Declare.
4917 * output.h (current_function_pops_args,
4918 current_function_returns_struct, current_function_returns_pcc_struct,
4919 current_function_needs_context, current_function_calls_setjmp,
4920 current_function_calls_longjmp, current_function_calls_alloca,
4921 current_function_has_nonlocal_label, current_function_varargs,
4922 current_function_has_computed_jump, current_function_returns_pointer,
4923 current_function_contains_functions, current_function_args_size,
4924 current_function_pretend_args_size, current_function_stdarg,
4925 current_function_outgoing_args_size, current_function_args_info,
4926 current_function_name, current_function_return_rtx,
4927 current_function_epilogue_delay_list,
4928 current_function_uses_const_pool, current_function_cannot_inline):
4929 Delete declarations.
4930 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
4931 regno_reg_rtx): Delete declaration.
4932 (REGNO_POINTER_FLAG): Delete macro.
4933 * stmt.c (expand_goto): Changes to reflect that some fields in struct
4934 function were renamed.
4935 * stor-layout.c (save_storage_status, restore_storage_status): Delete
4937 * toplev.c: Include "function.h".
4938 (current_function_decl): Delete declaration.
4939 (compile_file): Call init_dummy_function_start and
4940 expand_dummy_function_end around some initializations that need to
4942 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
4943 Call init_function_for_compilation.
4944 * unroll.c: Include "function.h"
4945 (unroll_loop): Access regno_pointer_* variables through
4948 * tree.h (struct tree_decl): Add elt f to saved_insns member.
4949 (DECL_SAVED_INSNS): use it.
4950 (expand_dummy_function_end): Declare.
4951 (init_function_for_compilation): Declare.
4952 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
4953 that it's no longer an INLINE_HEADER.
4954 (expand_call): Likewise.
4955 * integrate.c (finish_inline): Delete function.
4956 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
4957 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
4958 args. Don't generate an INLINE_HEADER rtx, just return the arg
4959 vector. All callers changed.
4960 (save_for_inline_copying): Create a duplicate struct emit_status to
4961 hold the emit state for compiling the current function. Use this and
4962 the other new fields in struct function that are for integration
4963 instead of an INLINE_HEADER.
4964 Use memcpy instead of bcopy.
4965 Store the current struct function in DECL_SAVED_INSNS of fndecl.
4966 (save_for_inline_nocopy): Similar changes, except no new emit_status
4968 (expand_inline_function): Get information from function structure,
4969 not from an inline header rtx.
4970 (output_inline_function): Lose code to extract the necessary
4971 information from an inline header; simply put back the function
4972 structure into current_function. Clear its inlinable elt.
4973 * rtl.def (INLINE_HEADER): Delete.
4974 * rtl.h: Delete all accessors for an INLINE_HEADER.
4975 (gen_inline_header_rtx): Delete declaration.
4976 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
4977 Delete declarations.
4978 (REGNO_POINTER_ALIGN): Delete.
4979 (clear_emit_caches): Declare.
4980 (set_new_last_label_num): Declare.
4982 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
4984 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
4986 * except.c (expand_eh_region_start_for_decl): Always start a new block.
4987 * stmt.c (is_eh_region): Make sure current_function is present, too.
4989 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
4991 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
4992 for 64bit PA targets.
4994 * pa.h (SELECT_SECTION): Define.
4995 * som.h (SELECT_SECTION): Delete.
4997 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4999 * alias.c (init_alias_analysis): Wrap call to
5000 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
5002 1999-08-07 Bruce Korb <autogen@linuxbox.com>
5004 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
5005 <sys/asm.h> contains an asm comment with an apostrophe
5006 * fixinc/inclhack.sh: regen
5007 * fixinc/fixincl.x: regen
5009 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
5011 * function.c (init_function_start): Clear prologue & epilogue.
5012 (prologue_epilogue_contains): New function.
5013 * alias.c (init_alias_analysis): Use it.
5014 * rtl.h (prologue_epilogue_contains): Declare it.
5016 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
5018 * jump.c (onlyjump_p): New function.
5019 * rtl.h: Declare it.
5020 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
5021 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
5023 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
5025 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
5026 to invert loops. Simplify block scanning.
5028 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5030 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
5031 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
5033 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
5035 * config/sparc/liteelf.h: New file to support sparclite-elf target
5036 * config/sparc/t-sp86x: New file to support sparc86x targets
5037 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
5038 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
5039 * configure.in: Support above target triplets
5040 * configure: Regenerated
5042 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
5044 * fixinc/server.c (server_setup): Do not prefix function used as
5047 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
5049 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
5050 Remove fp reg alternatives.
5052 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
5054 * Makefile.in (TAROUTOPTS): Kill.
5055 (install-headers-tar): Use "xpf" for tar headerfile extraction
5056 * i370/x-oe (TAROUTOPTS): Delete.
5057 * m68k/x-apollo68 (TAROUTOPTS): Delete.
5058 * m68k/x-hp320 (TAROUTOPTS): Delete.
5059 * m68k/x-hp320g (TAROUTOPTS): Delete.
5060 * gcc.texi: Update bug reporting text.
5062 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5064 * reg-stack.c (change_stack) Fixed problem with negative array index.
5066 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
5068 * extend.texi, install.texi: Fix spelling mistakes.
5070 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
5071 (s-attrtab); No longer try to use pre-made insn-attrtab file.
5072 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
5074 * mips/t-ecoff: Likewise.
5075 * mips/t-elf: Likewise.
5076 * mips/t-mips: Likewise.
5077 * mips/t-osfrose: Likewise.
5078 * mips/t-r3900: Likewise.
5079 * mips/t-svr3: Likewise.
5080 * mips/t-svr4: Likewise.
5081 * mips/t-ultrix: Likewise.
5083 * gcc.texi: Document recommend means to provide software floating
5084 point libraries in libgcc.a
5086 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
5088 * c-lex.c (yylex): We can have a number with no digits.
5090 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
5092 * jump.c (delete_prior_computation): New function, broken
5093 out of delete_computation. Check for side effects with
5094 side_effects_p instead of FIND_REG_INC_NOTE. Handle
5095 multi-word hard registers.
5096 (delete_computation): Use it. Check for side effects with
5097 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
5098 missing REG_DEAD note for a register which is both set and
5101 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
5103 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
5104 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
5105 (ASM_FILE_START): Import _mcount with the right type.
5106 (ASM_DECLARE_FUNCTION_NAME): Define.
5107 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5108 * pa.c (output_function_prologue): Always emit the function's label
5110 * pa.h (TEXT_SPACE_P): Define.
5111 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5112 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
5113 * som.h (TEXT_SPACE_P): Delete.
5114 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5115 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
5117 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
5119 * expr.c (emit_group_load): Allow src to be a CONCAT.
5121 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5123 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
5124 (___mulsi3): Use '!' comment character.
5126 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5128 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
5130 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
5132 * gcc.c: Update URLs and mail addresses.
5133 * gcc.texi: Likewise.
5135 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
5137 * rs6000.c (current_file_function_operand): Return zero for
5139 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
5141 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
5144 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
5146 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
5147 allocate space in the stack frame for the PIC register.
5149 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
5151 * m68k.md (xordi3, anddi3): These patterns are not available on
5154 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
5156 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
5157 (PUT_REAL): Likewise.
5159 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5161 * final.c (shorten_branches): Don't add an alignment for loops
5162 that have no label inside.
5164 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5166 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
5167 prototypes in macro HAVE_cmpstrsi.
5169 * cpplib.c (cpp_get_token): Remove unused label `op3'.
5171 * emit-rtl.c (operand_subword): Remove unused variable
5174 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
5176 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
5178 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
5180 * cpphash.c (macroexpand): Delete leading whitespace when arg
5181 is concatenated before.
5182 (unsafe_chars): Correct test for whether + and - can extend a
5185 * cppinit.c (cpp_start_read): Do dependencies for
5186 -include/-imacros files also.
5188 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
5189 tokenizing non-directive lines.
5190 (cpp_expand_to_buffer): Temporarily disable no-output mode.
5191 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
5194 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5196 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
5198 * c-lex.c: Sync with C++ frontend.
5199 (linemode): New variable.
5200 (parse_float): imag, conversion_errno, and type are output only.
5201 (yylex): Adjust. Move initial '.' case into main switch.
5203 (handle_generic_pragma): Just deal with tokens.
5204 (readescape): Use ISXDIGIT and ISGRAPH.
5205 * c-parse.in: Add END_OF_LINE token.
5207 * c-lex.c (lang_init): Generalize.
5208 (nextchar): Remove. Replace uses with UNGETC.
5209 (skip_white_space): Handle linemode here. Optimize for cpplib.
5210 (skip_white_space_on_line): Remove.
5211 (extend_token_buffer_to): New fn.
5212 (extend_token_buffer): Use it.
5213 (read_line_number, check_newline): Just deal with tokens.
5214 (token_getch, token_put_back): New fns.
5215 (yylex): Use them. More cpplib optimizations. Simplify.
5217 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5218 Jason Merrill <jason@yorick.cygnus.com>
5220 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
5221 (consume_string): Make this smart about USE_CPPLIB.
5222 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
5223 (yylex): Rewrite to be intelligent about USE_CPPLIB.
5224 Also, clean up cases where we redundantly set token_buffer[0].
5225 (read_line_number): New fn.
5226 (ignore_escape_flag): New variable.
5228 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
5230 * a29k/t-a29kbare: Fix some comments.
5231 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
5232 (FPBIT, DPBIT): Define.
5233 * a29k/t-vx29k: Likewise.
5234 * arc/t-arc: Likewise.
5235 * arm/t-arm-elf: Likewise.
5236 * arm/t-bare: Likewise.
5237 * arm/t-pe: Likewise.
5238 * arm/t-pe-thumb: Likewise.
5239 * arm/t-semi: Likewise.
5240 * arm/t-thumb: Likewise.
5241 * arm/t-thumb-elf: Likewise.
5242 * arm/t-thumb-linux: Likewise.
5243 * h8300/t-h8300: Likewise.
5244 * i960/t-i960: Likewise.
5245 * i960/t-vxworks960: Likewise.
5246 * m32r/t-m32r: Likewise.
5247 * mips/t-ecoff: Likewise.
5248 * mips/t-elf: Likewise.
5249 * mips/t-r3900: Likewise.
5250 * pa/t-pro: Likewise.
5251 * rs6000/t-aix43: Likewise.
5252 * rs6000/t-beos: Likewise.
5253 * rs6000/t-newas: Likewise.
5254 * rs6000/t-ppccomm: Likewise.
5255 * rs6000/t-rs6000: Likewise.
5256 * rs6000/t-winnt: Likewise.
5257 * rs6000/t-xnewas: Likewise.
5258 * rs6000/t-xrs6000: Likewise.
5259 * sh/t-sh: Likewise.
5260 * sparc/t-elf: Likewise.
5261 * sparc/t-sparcbare: Likewise.
5262 * sparc/t-sparclite: Likewise.
5263 * sparc/t-splet: Likewise.
5264 * v850/t-v850: Likewise.
5265 * mn10200/t-mn10200: Fix comments.
5266 * mn10300/t-mn10300: Likewise.
5268 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
5269 dummy operand. Allocate a new pseudo for the dummy operand.
5270 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
5272 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
5274 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
5276 * configure: Rebuilt.
5277 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
5279 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
5281 * recog.c (preproces_constraints): Zero recog_op_alt before
5282 processing the constraints.
5284 * arm.c (typedef minipool_node): Renamed from pool_node.
5285 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
5286 (add_minipool_constant): New function.
5287 (dump_minipool): New function.
5288 (find_barrier): Remove special case for getting the insn size of
5289 an insn that references the constant pool.
5290 (minipool_fixup): New structure.
5291 (push_minipool_barrier): New function.
5292 (push_minipool_fix): New function.
5293 (note_invalid_constants): New function.
5294 (add_pool_constant, dump_table, fixit, broken_move): Delete.
5295 (arm_reorg): Rewrite code to fix up the constant pool into a
5296 series of mini-pools embedded in the insn stream.
5297 (arm_output_epilogue): New function, made mainly from the body
5298 of output_func_epilogue.
5299 (output_func_epilogue): Move insn generation part of epilogue code
5300 to arm_output_epilogue.
5301 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
5302 * arm.md (pool_range): New attribute.
5303 (zero_extendqidi2): Add attribute pool_range.
5304 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
5305 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
5306 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
5307 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
5308 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
5309 (epilogue): New expand.
5310 (epilogue_insn): New insn. Call arm_output_epilogue.
5312 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
5313 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
5315 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5317 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5319 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
5321 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
5323 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
5325 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
5327 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
5329 * global.c: Fix comment.
5331 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
5333 * gcc.c (access_check): New static function.
5334 (find_a_file): Use it when searching a directory list.
5335 * collect2.c (find_a_file): Don't accept directories found when
5336 searching a directory list.
5338 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
5340 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
5341 function parameters with `&'.
5342 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
5344 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
5346 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
5347 or tidy_fallthru_edge if the last insn in the block is not
5348 an unconditional jump or a simple conditional jump.
5350 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5352 * Makefile.in (c-decl.o): Depends on defaults.h.
5354 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
5356 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
5358 (CLASS_MAX_NREGS): Likewise.
5360 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
5362 * cse.c (cse_insn): Fix dumb thinko in last change.
5364 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5366 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
5369 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
5371 * dwarf2out.c (add_location_or_const_value_attribute): Correct
5372 test for sizes of passed and declared parameter types.
5374 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5376 * fixincludes: Fix the return type of bsearch, char* -> void*.
5378 * fixinc/inclhack.def: Likewise.
5380 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
5382 * invoke.texi (-fdump-translation-unit): New option.
5384 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
5386 * expr.h (PROMOTE_PROTOTYPES): Move ...
5387 * defaults.h: ... to here.
5388 * c-decl.c: Include defaults.h instead of expr.h.
5389 * c-typeck.c: Include defaults.h.
5391 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
5393 * toplev.h (errorcount): Declare.
5394 (warningcount): Likewise.
5395 (sorrycount): Likewise.
5396 * c-lex.c (errorcount): Don't declare.
5397 * dwarf2out.c (errorcount): Don't declare.
5399 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
5401 * config/libgloss.h: Add a note discouraging use with ELF.
5402 * configure.in: Don't use libgloss.h for ELF targets.
5403 Always use_collect2 on a.out targets.
5405 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
5407 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
5408 (force_to_mode, case ASHIFTRT): Add shiftrt label.
5410 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5412 * loop.c (strength_reduce): When doing biv->giv conversion, update
5413 reg note of NEXT->insn.
5415 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5417 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
5419 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5421 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
5422 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
5423 Ensure expr.h is included.
5424 * c-typecheck.c (convert_arguments): Ditto.
5426 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
5428 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
5429 * config/convex/convex.h: Ditto.
5430 * config/dsp16xx/dsp16xx.h: Ditto.
5431 * config/fx80/fx80.h: Ditto.
5432 * config/gmicro/gmicro.h: Ditto.
5433 * config/i370/i370.h: Ditto.
5434 * config/i386/i386.h: Ditto.
5435 * config/m32r/m32r.h: Ditto.
5436 * config/m68k/m68k.h: Ditto.
5437 * config/m88k/m88k.h: Ditto.
5438 * config/mips/mips.h: Ditto.
5439 * config/pa/pa.h: Ditto.
5440 * config/pyr/pyr.h: Ditto.
5441 * config/tahoe/tahoe.h: Ditto.
5442 * config/we32k/we32k.h: Ditto.
5444 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
5447 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
5449 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
5452 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
5454 1999-08-02 Richard Henderson <rth@cygnus.com>
5456 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
5457 for the register spill block.
5459 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
5460 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
5462 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
5463 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
5464 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
5466 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5468 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
5469 MAX_WCHAR_TYPE defined in sparc.h.
5470 * config/sparc/linuxaout.h: Likewise.
5471 * config/sparc/linux64.h: Likewise.
5472 Also default to -mvis if CPU is UltraSPARC.
5474 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5476 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
5477 (RTX_OK_FOR_OLO10): Likewise.
5478 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
5479 %lo(), allow it in addresses...
5480 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
5481 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
5482 does not make sense.
5483 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
5484 (sparc_output_scratch_registers): New function.
5485 (output_function_prologue, sparc_flat_output_function_prologue): Use
5487 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
5489 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
5490 * configure.in: Add check for .register pseudo-op support in as and
5491 check for offsetable %lo().
5492 * acconfig.h: Add templates for the above checks.
5493 * configure: Regenerate.
5495 1999-08-02 Richard Henderson <rth@cygnus.com>
5497 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
5498 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
5499 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
5501 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5503 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5506 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5508 * config/float-sparc.h: New file.
5509 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
5510 sparc-*-linux-gnu and sparc64-*-linux*.
5512 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5514 * rs6000.c (rs6000_va_list): Type is an array.
5515 (rs6000_va_start): Don't doubly adjust for varargs.
5516 (rs6000_va_arg): Evaluate long long GPR adjustment.
5518 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
5520 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
5521 -maix64 and -maix32.
5522 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
5523 LINK_SPEC): Change appropriately.
5524 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
5525 (u_short_cint_operand): Likewise.
5526 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
5528 * rs6000/t-aix43 (MULTILIB): Change to -m64.
5530 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
5532 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
5534 * rs6000/rs6000.c (num_insns_constant_wide): Correct
5536 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
5537 (non_add_cint_operand): Likewise.
5538 (logical_operand): Likewise.
5539 (non_logical_cint_operand): Likewise.
5540 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
5541 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
5542 (rs6000_select_rtx_section): Suppress warning.
5543 (small_data_operand): Suppress warning.
5544 (rs6000_got_register): Suppress warning.
5545 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
5546 type, so `J' is generally the wrong constraint for a SImode value;
5548 (andsi3_internal2): Likewise.
5549 (andsi3_internal3): Likewise.
5550 (iorsi3_internal1): Likewise.
5551 (xorsi3_internal1): Likewise.
5553 (movsf_softfloat): Likewise.
5554 (scc insns): Likewise.
5555 (movsi+2): Preserve sign bits of SImode constant.
5556 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
5557 (movdf+1): Sign-extend properly.
5558 (movdi_32+1): Sign-extend properly.
5559 (scc insns): Sign-extend properly.
5561 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
5564 1999-08-02 Richard Henderson <rth@cygnus.com>
5566 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
5568 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
5569 * alpha.md (all fp insns): Likewise.
5571 1999-08-02 Nick Clifton <nickc@cygnus.com>
5573 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
5576 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
5578 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
5579 pic_load_label generator directly.
5580 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
5581 No longer a named pattern.
5583 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
5585 * explow.c (force_reg): Call force_operand if X does not
5586 satisfy general_operand.
5588 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
5590 * fix-header.c (main): When testing for CONTINUED, use string
5591 equality, not pointer equality.
5593 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
5595 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
5597 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
5599 * cse.c (cse_insn): Fix loop which deletes insns after a jump
5600 that has become an unconditional jump.
5602 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
5603 (output_function_epilogue): Similarly.
5605 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5607 * tree.h (init_dummy_function_start): Declare.
5609 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5611 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
5612 last_expr_type, last_expr_value, block_start_count, block_stack,
5613 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
5614 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
5615 dynamically in stmt elt of struct function for each function.
5616 (struct nesting): Rename function_call_count elt to n_function_calls,
5617 target_temp_slot_level to block_target_temp_slot_level. All users
5619 (struct stmt_status): New structure definition.
5620 Add many accessor macros for stmt_status elements which previously
5621 were global variables.
5622 (init_stmt_for_function): Allocate stmt elt for current_function.
5623 Reflect that block_start_count was renamed to
5624 current_block_start_count.
5625 (save_stmt_status, restore_stmt_status): Delete functions.
5626 (preserve_subexpressions_p): Don't access loop_stack when outside
5628 (expand_start_bindings): Reflect that block_start_count was renamed to
5629 current_block_start_count.
5630 (expand_fixup): Likewise.
5631 (expand_decl): Don't access block_stack when outside a function.
5632 (expand_decl_cleanup): Likewise.
5633 (expand_dcc_cleanup): Likewise.
5634 (expand_dhc_cleanup): Likewise.
5635 (expand_anon_union_decl): Likewise.
5636 (set_file_and_line_for_stmt): New function.
5637 (in_control_zone_p): New function.
5639 * function.h (struct function): Add new elt stmt.
5640 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
5641 case_stack, nesting_stack, nesting_depth, block_start_count,
5642 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
5643 emit_lineno, goto_fixup_chain.
5644 (save_eh_status, restore_eh_status, save_stmt_status,
5645 restore_stmt_status): Delete declarations.
5646 * function.c (push_function_context_to): Don't call save_stmt_status.
5647 (pop_function_context_to): Don't call restore_stmt_status.
5648 * tree.h (in_control_zone_p): Declare.
5649 * rtl.h (set_file_and_line_for_stmt): Declare.
5651 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
5652 call set_file_and_line_for_stmt.
5654 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
5656 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
5657 Also update copyright.
5659 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5661 * c-pragma.c: Don't include "except.h".
5662 * emit-rtl.c: Likewise.
5663 * stor-layout.c: Likewise.
5665 * varasm.c: Likewise.
5667 * flow.c: Include "function.h".
5668 * tree.h (init_dummy_function_start): Declare new function.
5670 * except.h (struct eh_status): New structure.
5671 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
5673 (eh_return_stub_label, ehstack, catchstack, ehqueue,
5674 catch_clauses, false_label_stack, caught_return_label_stack,
5675 protect_list, current_function_ehc): Add accessor macros for the
5676 corresponding fields in current_function->eh; delete declarations
5677 for all items that used to be declared here.
5678 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
5679 catch_clauses, false_label_stack, caught_return_label_stack,
5680 protect_list, current_function_ehc): Delete variables.
5681 (init_eh_for_function): Allocate current_function->eh.
5682 (save_eh_status, restore_eh_status): Delete functions.
5684 * function.h (struct function): Add fields next_global and eh.
5685 Delete all exception handling related fields.
5686 * function.c (current_function): New variable.
5687 (all_functions): New variable.
5688 (push_function_context_to): Don't allocate a struct function,
5689 use current_function instead. Call init_dummy_function_start when
5690 outside a function. Clear current_function before returning.
5691 (pop_function_context_from): Restore current_function.
5692 Don't free the restored struct function.
5693 (prepare_function_start): New function.
5694 (init_dummy_function_start): New function.
5695 (init_function_start): Break out some code into prepare_function_start
5698 * stmt.c (save_stmt_status): Don't call save_eh_status.
5699 (restore_stmt_status): Don't call restore_eh_status.
5701 * Makefile.in: Update dependencies.
5703 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
5705 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
5706 of depending on a magic constant value. Update comments.
5707 (hppa_expand_prologue): Similarly.
5709 * pa.md (reload_indi, reload_outdi): Allow any register for the
5710 original reload register.
5712 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
5714 * cccp.c (print_help): Change marcos to macros.
5716 1999-07-30 Richard Henderson <rth@cygnus.com>
5718 * c-typeck.c (initializer_constant_valid_p): Move ...
5719 * c-common.c (initializer_constant_valid_p): ... here. Use
5720 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
5722 * c-common.h (initializer_constant_valid_p): Declare.
5723 * c-tree.h (initializer_constant_valid_p): Remove.
5725 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
5727 * config/i386/sol2-c1.asm: Align the stack.
5728 * config/i386/sol2-gc1.asm: Likewise.
5730 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
5732 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
5733 -Asparclite for sparc86x.
5734 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
5736 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
5738 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
5740 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
5741 the user if using the non-default arch size in BI_ARCH configuration.
5742 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
5744 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
5745 Fix patterns so that they actually match.
5746 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
5747 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
5748 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
5750 (mulsidi3): Reflect this in the expand.
5751 (smulsi3_highpart): Only on TARGET_ARCH32.
5752 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
5753 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
5754 (umulsidi3): Reflect this in the expand.
5755 (umulsi3_highpart): Only on TARGET_ARCH32.
5756 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
5757 don't require g0 to be zero.
5758 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
5759 ({,u}divsi3): New expands.
5760 ({,u}divsi3_sp64): New patterns.
5761 (after lshrdi3_v8plus): Four new patterns to help combiner
5762 optimizing nested mixed mode shifts.
5764 * config/sparc/sparc.c (sparc_override_options): Use deprecated
5765 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
5766 speed things up. Don't use them by default on plain v9 in 64bit
5767 mode, according to what SPAMv9 sais.
5769 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
5770 top 32 bits of %[og][0-7] in signal handlers.
5771 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
5773 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
5775 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
5776 (ashlsi3): Corresponding changes.
5778 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
5780 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
5782 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
5784 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5786 * arm.h (Hint): Delete macro.
5787 Substitute HOST_WIDE_INT for Hint in some prototypes.
5788 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
5790 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
5792 * builtins.c (expand_builtin_setjmp): Use force_operand to
5793 make sure that the buffer address is in a suitable form to be
5794 passed to force_reg.
5796 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
5798 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
5801 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
5803 * pa.md (indirect_jump): Remove mode from match_operand. Verify
5804 proper mode in the condition string.
5805 (icacheflush, dcacheflush): Remove modes from match_operands.
5807 * pa.c (emit_move_sequence): Always convert scratch_reg to the
5808 proper mode before using it.
5810 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
5813 * pa.c (store_reg): Do not call add_high_const generator directly.
5814 (load_reg, set_reg_plus_d): Likewise.
5815 * pa.md (add_high_const): No longer a named pattern.
5817 * pa.c (legitimize_address): Consistently use Pmode rather than
5818 SImode. Do not call gen_pic2_highpart directly anymore.
5819 * pa.md (pic2_highpart): No longer a named pattern.
5820 (pic2_lo_sum): Similarly. Reformat to make more readable.
5822 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
5827 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5829 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
5831 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
5833 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
5834 and tag the spill mems.
5835 (hppa_va_start): New.
5837 * pa.h (EXPAND_BUILTIN_VA_START): New.
5838 (EXPAND_BUILTIN_VA_ARG): New.
5840 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
5842 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
5843 and tag the spill mems.
5844 (mn10300_va_start): New.
5845 (mn10300_va_arg): New.
5846 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
5847 (EXPAND_BUILTIN_VA_ARG): New.
5849 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
5851 * mn10200.c (mn10200_va_arg): New.
5852 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
5854 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
5856 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
5857 rather than play with TREE_INT_CST_LOW.
5859 1999-07-27 Philip Blundell <pb@nexus.co.uk>
5861 * config/arm/telf.h: Include dbxelf.h.
5862 (CPP_PREDEFINES): Only define if not already defined.
5863 (ASM_IDENTIFY_GCC): Likewise.
5864 (SUBTARGET_EXTRA_SECTIONS): Likewise.
5865 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
5866 * config/arm/thumb.h (LINK_SPEC): Only define if not already
5868 (DBX_DEBUGGING_INFO): Don't define.
5869 * config/arm/linux-telf.h: New file.
5870 * config/arm/linux-tgas.h: New file.
5871 * config/arm/t-thumb-linux: New file.
5872 * config/arm/uclinux-elf.h: New file.
5873 * config/arm/uclinux-telf.h: New file.
5874 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
5875 thumb-*-uclinux): New targets.
5876 * configure: Regenerate.
5878 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
5880 * pa.md (post_store, pre_load): New expanders.
5881 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
5882 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
5883 need to directly generate RTL for them.
5884 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
5887 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
5889 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
5890 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
5891 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
5892 (secndary_reload_class): Make TARGET_ELF conditional compile.
5893 (print_operand_address): Similar.
5894 (output_toc): Print all values as hex.
5895 (get_issue_rate): Rearrange and add RS64A and PPC630.
5896 * rs6000.h (processor_type): Add RS64A and PPC630.
5897 (PROCESSOR_POWERPC64): New.
5898 (PROMOTE_MODE): Use word_mode.
5899 (RTX_COSTS): Add RS64A and PPC630.
5900 * rs6000.md (scheduling information): Add lmul and ldiv
5901 representing 64-bit integer multiply and divide. Add rs64a and
5903 (ashldi3): Add support for "rldic" instruction.
5904 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
5906 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
5908 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
5909 instead of V8 for sparclite86x in cpu_table.
5911 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5913 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
5914 output_file_directive.
5916 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
5918 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
5919 tree for op1, not the rtl.
5921 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
5923 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
5924 to m88k_va_start, leaving only the register spill.
5925 (m88k_build_va_list): New.
5926 (m88k_va_start): New.
5928 * m88k.h (BUILD_VA_LIST_TYPE): New.
5929 (EXPAND_BUILTIN_VA_START): New.
5930 (EXPAND_BUILTIN_VA_ARG): New.
5932 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
5934 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
5935 Rename from expand_builtin_saveregs.
5936 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
5938 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
5940 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
5941 for the register spill block.
5942 (i960_build_va_list): New.
5943 (i960_va_start): New.
5945 * i960.h (BUILD_VA_LIST_TYPE): New.
5946 (EXPAND_BUILTIN_VA_START): New.
5947 (EXPAND_BUILTIN_VA_ARG): New.
5948 * i960.md (store_multiple): Use change_address on individul mems.
5950 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
5952 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
5954 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
5955 (expand_builtin_va_end): Evaluate arg for side effects.
5956 * c-common.c (c_common_nodes_and_builtins): Construct a
5957 va_list_arg_type_node to handle array decomposition to pointer.
5959 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
5961 * except.c (start_dynamic_cleanup): Use force_operand on the
5964 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
5966 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
5967 * c4x.c (c4x_va_arg): New.
5969 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
5971 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
5974 1999-07-26 Nathan Sidwell <nathan@acm.org>
5976 * eh-common.h (__eh_matcher): Prototype correctly.
5978 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
5980 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
5981 (TARGET_SINGLE_PIC_BASE): Likewise.
5982 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
5984 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
5985 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
5986 (TARGET_OPTIONS): Add -mpic-register=N.
5987 (OUTPUT_INT_ADDR_CONST): New macro.
5988 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
5989 LEGITIMATE_PIC_OPERAND_P): Likewise.
5990 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
5991 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
5992 output_addr_const directly.
5993 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
5995 (thumb_pic_register, thumb_pic_register_string): Declare.
5997 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
5999 (label_mentioned_p): New function: Imported from arm.c.
6000 (legitimize_pic_address): New function: Imported from arm.c.
6001 (is_pic):New function: Imported from arm.c.
6002 (thumb_finalize_pic):New function: Imported from arm.c.
6003 (add_constant): Cope with PIC constants.
6004 (fixit): Cope with PIC constants.
6005 (output_return): Do not treat the PIC register as live if
6006 TARGET_SINGLE_PIC_BASE is true.
6007 (thumb_function_prologue): Do not treat the PIC register as live if
6008 TARGET_SINGLE_PIC_BASE is true.
6009 (thumb_expand_prologue): Do not treat the PIC register as live if
6010 TARGET_SINGLE_PIC_BASE is true.
6011 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
6012 TARGET_SINGLE_PIC_BASE is true.
6013 (thumb_print_operand): Accept '|'.
6014 (thumb_override_options): Process PIC options.
6016 * config/arm/thumb.md (movsi): Support PIC.
6017 (call_insn): Change "i" constraint to "X".
6018 (call_value_insn): Likewise.
6019 (consttable_4, consttable_8, consttable_end): Set and clear
6020 "making_const_table" as appropriate.
6021 (pic_load_addr, pic_add_dot_plus_four): New insns.
6023 * invoke.texi (Thumb Options): Fix spelling. Document new
6024 options -msingle-pic-base and -mpic-register=.
6026 1999-07-26 Andrew Haley <aph@cygnus.com>
6028 * config/m32r/initfini.c (__init): Use a full word immediate for
6029 __fini: this allows it to be placed in any memory region.
6031 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
6032 -mmodel=medium. This is OK for all memory models.
6034 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
6036 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
6037 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
6039 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
6041 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
6044 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
6046 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
6048 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
6049 (BUILD_VA_LIST_TYPE): New.
6050 (EXPAND_BUILTIN_VA_START): New.
6051 (EXPAND_BUILTIN_VA_ARG): New.
6052 * i860.c (output_delayed_branch): Disable.
6053 (output_delay_insn): Likewise.
6054 (i860_saveregs): New.
6055 (i860_build_va_list): New.
6056 (i860_va_start): New.
6058 * i860.md: Disable all peepholes using output_delayed_branch.
6059 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
6061 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
6063 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
6064 (BUILD_VA_LIST_TYPE): New.
6065 (EXPAND_BUILTIN_VA_START): New.
6066 (EXPAND_BUILTIN_VA_ARG): New.
6067 * clipper.c (clipper_builtin_saveregs): Only dump registers.
6068 Return the address of the save area.
6069 (clipper_build_va_list): New.
6070 (clipper_va_start): New.
6071 (clipper_va_arg): New.
6073 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
6075 * arc.h (EXPAND_BUILTIN_VA_START): New.
6076 (EXPAND_BUILTIN_VA_ARG): New.
6077 * arc.c (arc_setup_incoming_varargs): Set alias set of
6079 (arc_va_start): New.
6082 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
6084 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
6085 (BUILD_VA_LIST_TYPE): New.
6086 (EXPAND_BUILTIN_VA_START): New.
6087 (EXPAND_BUILTIN_VA_ARG): New.
6088 * alpha.c (alpha_builtin_saveregs): Delete.
6089 (alpha_build_va_list): New.
6090 (alpha_va_start): New.
6091 (alpha_va_arg): New.
6093 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
6095 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
6097 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
6098 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
6100 * gcc.texi: More changes related to list conversion.
6101 * invoke.texi: Likewise.
6103 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
6105 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
6106 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
6107 (expand_builtin_next_arg): Accept ARGLIST not EXP.
6108 (stabilize_va_list): New function.
6109 (std_expand_builtin_va_start): New function.
6110 (expand_builtin_va_start): New function.
6111 (get_varargs_alias_set): New function.
6112 (std_expand_builtin_va_arg): New function.
6113 (expand_builtin_va_arg): New function.
6114 (expand_builtin_va_end): New function.
6115 (expand_builtin_va_copy): New function.
6116 (expand_builtin): Call them.
6117 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
6118 __builtin_{varargs_start,stdarg_start,end,copy}.
6119 (build_va_arg): New function.
6120 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
6121 (build_va_arg): Declare.
6122 * c-decl.c (ptr_type_node, va_list_type_node): New.
6123 * c-parse.gperf (__builtin_va_arg): New.
6124 * c-parse.in (VA_ARG): New token.
6125 (unary_expr): Recognize it.
6126 * expr.c (expand_expr): Expand VA_ARG_EXPR.
6127 * expr.h (std_expand_builtin_va_start): Declare.
6128 (std_expand_builtin_va_arg): Declare.
6129 (expand_builtin_va_arg): Declare.
6130 (get_varargs_alias_set): Declare.
6131 * tree.def (VA_ARG_EXPR): New.
6132 * tree.h (BUILT_IN_VARARGS_START): New.
6133 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
6134 (ptr_type_node, va_list_type_node): Declare.
6135 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
6136 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
6137 * m88k.h, m88k.c: Likewise.
6138 * mn10300.h, mn10300.c: Likewise.
6139 * pa.h, pa.c: Likewise.
6140 * rs6000.h, rs6000.c: Likewise.
6141 * sh.h, sh.c: Likewise.
6142 * sparc.h, sparc.c: Likewise.
6144 * emit-rtl.c (operand_subword): Copy alias set.
6145 (change_address): Likewise.
6147 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
6149 * pa.c (compute_frame_size): Scan all the used callee saved registers,
6150 not just the first one.
6152 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
6154 * config/arm/arm.h (TARGET_SWITCHES): Add
6155 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
6156 (TARGET_OPTIONS): Add -mpic-register=.
6157 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
6158 (arm_pic_register_string): Declare.
6159 (NEED_PLT_GOT): Delete, replace with ...
6160 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
6161 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
6162 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
6163 * config/arm/arm.c (arm_override_options): Add new option
6165 (arm_pic_register_string): New variable.
6166 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
6167 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
6168 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
6169 (output_return_instruction): Likewise.
6170 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
6171 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
6172 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
6174 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
6175 mention of -msched-prolog. Document new options -msingle-pic-base
6176 and -mpic-register=.
6178 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
6180 * haifa-sched.c (reemit_notes): Tidy.
6181 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
6184 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
6186 * explow.c (trunc_int_for_mode): New function.
6187 (plus_constant_wide): Use it.
6188 * combine.c (simplify_and_const_int): Likewise.
6189 (merge_outer_ops): Likewise.
6190 (simplify_shift_const): Likewise.
6191 * cse.c (simplify_unary_operation): Likewise.
6192 (simplify_binary_operation): Likewise.
6193 * emit-rtl.c (operand_subword): Likewise.
6194 * rtl.h: Declare it.
6196 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6198 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
6199 (use NUM_REGS instead of NUM_INTS).
6201 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6203 * builtins.c: New file.
6204 * expr.c (saveregs_value, apply_args_value): Delete definition,
6205 moved into builtins.c.
6206 (string_constant): No longer static.
6207 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
6208 apply_args_size, apply_result_size, result_vector,
6209 expand_builtin_apply_args, expand_builtin_apply,
6210 expand_builtin_return): Delete functions, moved into builtins.c.
6211 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
6212 * expr.h (saveregs_value, apply_args_value): Declare variables.
6213 (expand_builtin, string_constant): Declare functions.
6214 * Makefile.in: Update to build builtin.o.
6216 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6218 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
6219 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
6220 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
6221 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
6223 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
6226 1999-07-21 Michael Meissner <meissner@cygnus.com>
6228 * print-rtl.c (print_rtx): Print the names of the virtual
6231 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
6233 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
6234 introduced in previous delta.
6236 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6238 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
6239 to avoid name clash.
6241 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6243 * c-lex.c (yylex) : Correct the test for overflow when lexing
6246 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
6248 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
6249 (adjust_priority): Always call ADJUST_PRIORITY.
6250 (schedule_insn): Only put insns into the ready at cost 0.
6251 (schedule_block): Remove redundant initial sort. Give clock_var
6252 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
6254 * tm.texi (MD_SCHED_REORDER): Update docs.
6256 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
6257 * sparc.c (ultra_reorder_called_this_block): Delete.
6258 (ultrasparc_sched_init): Don't set it.
6259 (ultrasparc_sched_reorder): Don't check it.
6261 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
6263 * rs6000.h (struct rs6000_args): Add sysv_gregno.
6264 * rs6000.c (init_cumulative_args): Init sysv_gregno.
6265 (function_arg_boundary): Align DFmode.
6266 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
6267 to get fp reg and stack overflow correct.
6268 (function_arg): Likewise.
6269 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
6270 (setup_incoming_varargs): Restructure for ABI_V4; use
6271 function_arg_advance to skip final named argument.
6272 (expand_builtin_saveregs): Properly unskip the last integer arg
6273 when doing varargs. Adjust overflow location calculation.
6275 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
6276 explicitly unsigned.
6277 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
6278 (__VA_GP_REGSAVE): Similarly.
6279 (__va_longlong_p): Delete.
6280 (__va_arg_type_violation): New declaration.
6281 (va_arg): Restructure. Flag promotion errors. Align double.
6282 TFmode passed by reference.
6284 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
6285 in the HOST_BITS_PER_WIDE_INT > 32 case.
6287 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
6289 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
6291 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
6293 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
6294 * toplev.c (documented_lang_options): Add -fpreprocessed.
6295 * cpplib.h (struct cpp_buffer): Add preprocessed.
6296 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
6297 (cpp_start_read): Don't expand macros or emit an initial #line
6298 directive if -fpreprocessed.
6300 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6302 * cpplib.h (struct cpp_buffer): Added manual_pop for
6303 better C++ tokenization.
6304 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
6305 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
6306 * c-common.c (cpp_token): Make non-static.
6308 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6310 * c-common.h: New file.
6311 * c-common.c (permanent_obstack): Delete unused declaration.
6312 (c_global_trees): New array.
6313 (c_common_nodes_and_builtins): New function; split off common code
6314 from init_decl_processing in both c-decl.c and cp/decl.c.
6315 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
6316 c_global_trees and accessor macros defined in c-common.h.
6318 * c-decl.c: Delete definitions for tree nodes that were replaced by
6320 (init_decl_processing): Build void_list_node.
6321 Call c_common_nodes_and_builtins; delete code to generate the common
6323 * objc/objc-act.c (build_module_descriptor): Rename variable
6324 void_list_node to avoid clash with c-common.h.
6326 * Makefile.in: Update dependencies.
6327 * objc/Make-lang.in: Likewise.
6329 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
6331 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
6332 (UNIQUE_SECTION_P): Likewise.
6333 (UNIQUE_SECTION): Likewise.
6335 1999-07-19 Linas Vepstas <linas@linas.org>
6337 * config/i370/README: New file.
6338 * config/i370/linux.h: New file.
6339 * config/i370/mvs.h: New file.
6340 * config/i370/oe.h: New file.
6341 * config/i370/t-linux: New file.
6342 * config/i370/t-mvs: New file.
6343 * config/i370/t-oe: New file.
6344 * config/i370/x-oe: New file.
6345 * config/i370/xm-linux.h: New file.
6346 * config/i370/xm-mvs.h: New file.
6347 * config/i370/xm-oe.h: New file.
6349 * i370.c (label_node_t): Add first_ref_page, label_addr,
6350 label_first_ref, label_last_ref members.
6351 (mvs_need_base_reload): Renamed from mvs_label_emitted.
6352 (MAX_MVS_LABEL_SIZE): Define.
6353 (MAX_LONG_LABEL_SIZE): Define.
6354 (alias_node_t, alias_anchor, alias_number): New.
6355 (mvs_function_table): Reorder for EBCDIC.
6356 (ascebc, ebcasc): Unconditionally define.
6357 (i370_branch_dest, i370_branch_length): New functions.
6358 (i370_short_branch, i370_label_scan): New functions.
6359 (mvs_get_label): Renamed from mvs_add_label. Search for
6360 an existing label before creating a new one.
6361 (mvs_add_label): New function.
6362 (mvs_get_label_page): New function.
6363 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
6364 over the entire list.
6365 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
6366 (mvs_check_page) [TARGET_ELF_ABI]: New function.
6367 (mvs_add_alias, mvs_need_alias): New functions.
6368 (mvs_get_alias, mvs_check_alias): New functions.
6369 (handle_pragma): New function.
6370 (mvs_function_check): New function.
6371 (unsigned_jump_follows_p): Search harder.
6372 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
6373 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
6374 * i370.h (TARGET_VERSION): Delete.
6375 (CPP_SPEC, CPP_PREDEFINES): Delete.
6376 (mvs_label_emitted): Delete.
6377 (TARGET_EBCDIC): Delete.
6378 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
6379 (HANDLE_PRAGMA): Define.
6380 (HARD_REGNO_NREGS): Handle complex modes.
6381 (HARD_REGNO_MODE_OK): Likewise.
6382 (CLASS_MAX_NREGS): Likewise.
6383 (RET_REG): Likewise.
6384 (EXTRA_CONSTRAINT): Define.
6385 (RETURN_IN_MEMORY): True for DImode.
6386 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
6387 (FUNCTION_PROFILER): Delete.
6388 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
6389 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
6390 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
6391 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
6392 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
6393 (ASM_FILE_START): Add "RMODE ANY".
6394 (ASM_OUTPUT_EXTERNAL): Check for aliases.
6395 (ASM_GLOBALIZE_LABEL): Likewise.
6396 (ASM_OUTPUT_LABELREF): Likewise.
6397 (ASM_OUTPUT_COMMON): Likewise.
6398 (PRINT_OPERAND): Handle 'K', 'W', default.
6399 (PRINT_OPERAND_ADDRESS): New.
6400 (Lots of defines): Add support for TARGET_ELF_ABI.
6401 * i370.md (attr length): New. Define for all patterns.
6402 (*): Lots of tweeks to assembly output and constraints.
6404 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
6406 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
6407 Disable patterns performing SImode comparisons with SImode values
6408 if TARGET_POWERPC64 and instruction does not sign-extend or does
6409 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
6410 differ for signed quantities.
6411 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
6412 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
6413 (decrement_and_branch_on_count): Add 64-bit variant.
6415 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6417 * final.c (output_asm_insn): When searching for the matching string
6418 for a given dialect, don't run past the end of the list of
6419 alternatives if there are fewer alternatives in the template than
6422 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
6424 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
6425 Removed paragraph about compression of files and size limitation,
6426 duplicated in the FAQ. Use gcc-patches for posting patches.
6427 * gcc.c (main): Updated URL with bug reporting instructions to
6428 gcc.gnu.org. Removed e-mail address.
6429 * system.h (abort): Likewise.
6431 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6433 * Makefile.in (stmp-multilib-sub): Make the files extracted
6434 from $(LIBGCC1) writable.
6436 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
6438 * config/arm/aout.h: Reformat for improved readability.
6440 * config/arm/arm.h: Reformat for improved readability.
6441 Replace uses of fprintf with asm_fprintf where appropriate.
6442 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
6443 function declaration assembler actions.
6444 (NUM_INTS): New macro: Convert from bytes to words.
6445 (NUM_REGS): New macro: Compute number of registers required to
6446 hold a quanitity of tyep MODE.
6447 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
6449 (NUM_ARG_REGS): New macro: The number of argument registers
6451 (ARG_REGISTER): New macro: Compute the register number of the Nth
6453 (LAST_ARG_REGNUM): New macro: The number of the last argument
6455 (SP_REGNUM): New macro: Register number of the stack pointer.
6456 (FP_REGNUM): New macro: Register number of the frame pointer.
6457 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
6458 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
6459 CUMULATIVE_ARGS so that it counts registers not bytes.
6461 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
6463 Replace uses of fprintf with asm_fprintf where appropriate.
6464 (output_ascii_pseudo_op): Replace with version from thumb.c
6466 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
6468 * config/arm/elf.h (CPP_PREDEFINES): Replace with
6470 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
6471 (ASM_FILE_START): Emit ASM_APP_OFF.
6473 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
6475 * pa.c (compute_frame_size): Round frame according to
6476 STACK_BOUNDARY rather than a hardwired value.
6478 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
6480 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
6482 * configure: Rebuilt.
6484 * configure.in (hppa*-*-linux*): New configuration.
6485 * configure: Rebuilt.
6486 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
6487 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
6488 * pa/pa-linux.h: New file.
6489 * pa/t-linux: New file.
6490 * pa/xm-linux.h: New file.
6492 * pa.c (hppa_legitimize_address): Change references from SImode to
6493 either Pmode or word_mode as appropriate.
6494 (emit_move_sequence, store_reg, load_reg): Likewise.
6495 (set_reg_plus_d, hppa_expand_prologue): Likewise.
6496 (output_mul_insn): Likewise.
6497 * pa.h (PROMOTE_MODE): Likewise.
6498 (INITIALZE_TRAMPOLINE): Likewise.
6499 (Pmode): Define to word_mode.
6501 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
6502 value of 4. Allocate 8 bytes for each FP register save.
6503 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
6505 (hppa_expand_prologue): Likewise.
6506 * pa.h (PROMOTE_MODE): Likewise.
6507 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
6508 (FUNCTION_ARG_BOUNDARY): Likewise.
6510 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
6512 * pa.c (out_of_line_prologue_epilogue): Delete.
6513 (override_options): Remove -mspace related code.
6514 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
6515 (compute_frame_size): Only allocate space for register that
6516 actually need to be saved.
6517 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
6518 (TARGET_SWITCHES): Remove -mspace, -mno-space
6519 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
6520 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
6521 * pa/ee.asm, pa/ee_fp.asm: Delete.
6523 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
6525 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
6526 directive in column zero.
6528 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
6530 * m68k.c (output_function_prologue): Fix computation of save mask
6531 when generating PIC code.
6533 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
6535 * tree.c (build_type_attribute_variant): Move current_obstack restore
6536 after build_qualified_type call.
6538 1999-07-15 Mark Mitchell <mark@codesourcery.com>
6540 * configure.in: Use t-iris6, even with GNU LD.
6541 * config/mips/iris6gld.h: Fix typo in linker spec.
6542 * config/mips/t-iris6gld: Remove.
6544 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
6546 * rs6000.md (insv, extzv): Remove SImode dependence in named
6547 patterns. Explicitly generate DImode RTL if PowerPC64 and
6549 (insvdi): Reverse start and size in instruction template.
6551 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
6553 * invoke.texi: Typo fixes.
6555 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
6557 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
6558 handle at this time instead of silently generating incorrect code.
6559 (gen_imagpart): Likewise.
6561 * reload.c (find_reloads): Emit a USE for a pseudo register without
6562 a hard register if we could not create an optional reload for the
6565 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6567 * c-typeck.c (output_init_element, process_init_element):
6568 When advancing constructor_unfilled_fields for a RECORD_TYPE,
6569 check for nameless bit fields.
6571 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
6573 * regclass.c (scan_one_insn): Notice subregs that change the
6574 size of their operand.
6575 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
6577 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
6579 * configure.in (alpha*-*-*): Include alpha/t-ieee.
6580 * configure: Rebuilt.
6581 * alpha/t-ieee: New file.
6583 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
6585 * rs6000.c (find_addr_reg): Do not select r0 as an address
6588 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
6590 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
6592 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
6594 * rs6000.md (movsf): Do not force easy FP constants into memory.
6596 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
6597 immed_double_const to ensure they are properly truncated then
6600 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
6602 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
6603 always unless NO_DEBUG is used. Compile this code
6605 (replace_symbols_in_block): Compile it unconditionally.
6607 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
6609 * configure.in (i?86-*-elf*): New target.
6610 * configure: Rebuilt.
6611 * i386/i386elf.h, i386/t-i386elf: New files.
6613 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6615 * toplev.c (main): Don't complain about saying -gdwarf.
6616 (rest_of_compilation): Remove redundant code.
6618 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
6620 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
6622 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
6624 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
6625 "Li960R:", to avoid name clash.
6627 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6629 * loop.c (check_dbra_loop): When reversing a loop, delete all
6630 REG_EQUAL notes referencing the reversed biv except those which are
6631 for a giv based on it.
6633 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
6635 * version.c: Drop "gcc-" prefix from version #.
6637 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
6639 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
6640 the label if we're being verbose.
6642 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
6644 * m68k.c (output_function_prologue): Add pic register to mask
6645 if live and flag_pic.
6646 (output_function_epilogue): Likewise.
6648 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
6650 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
6651 directives in column zero.
6653 * pa/elf.h (ASM_FILE_START): Define.
6654 * pa/som.h (ASM_FILE_START): Include .level directives.
6655 * pa/hpux10.h (ASM_FILE_START): Delete.
6656 * pa/hpux11.h (ASM_FILE_START): Delete.
6658 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
6660 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6662 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
6663 when reload_out equals reload_in.
6665 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
6667 * invoke.texi (Spec Files): New node: Describe the contents of
6670 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
6672 * invoke.texi (DEC Alpha Options): Put @end table at
6673 beginning of line, to avoid confusing texi2html.
6675 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
6677 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
6678 introduced in previous delta.
6680 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6682 * reload1.c (gen_reload): When synthesizing a 3 operand add
6683 sequence, improve test for when to reload OP1 into the reload
6684 register instead of OP0.
6686 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
6688 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
6690 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
6692 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
6695 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
6697 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
6698 (va_dcl): Use __builtin_va_alist_t.
6700 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
6702 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
6703 on the permanent_obstack.
6704 * dwarfout.c (output_type): Likewise.
6706 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
6708 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6709 Merged from c-typeck.c and cp/typeck.c.
6710 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6711 Merged into c-common.
6713 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
6715 * c-lex.c (errorcount): Declare it.
6716 (finish_parse): Update errorcount when using CPPLIB.
6718 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
6720 * fixinc/inclhack.def(end_else_label): Double the backslash so
6721 sed gets a chance to see it.
6722 * fixinc/inclhack.sh: regen
6723 * fixinc/fixincl.x: regen
6725 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
6727 Add framework to support armv5 architecture when it becomes
6730 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
6731 (arm_arch5): New variable.
6732 (all_architectures): Add armv5 line.
6733 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
6734 -march=armv5 is specified on the command line.
6735 (arm_arch5): Export this variable.
6736 * invoke.texi: Document new string accepted by -march= switch for
6739 * config/arm/arm.h: Replace use of constant 12 as a register
6740 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6741 * config/arm/arm.c: Replace use of constant 12 as a register
6742 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6744 * config/arm/elf.h: Tidy up.
6745 * config/arm/coff.h: Tidy up.
6747 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
6749 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
6750 * gcc/config/mips/t-iris6gld: New file.
6751 * gcc/config/mips/iris6gld.h: Likewise.
6753 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
6755 * c-decl.c (widest_integer_literal_type_node,
6756 widest_unsigned_literal_type) : New.
6757 (init_decl_processing): Handle/use the two new types.
6758 * c-common.c (type_for_size,type_for_mode) : Same.
6759 * c-lex.c (yylex) : Same.
6760 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6762 * c-tree.h (widest_integer_literal_type_node,
6763 widest_unsigned_literal_type) : New.
6765 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
6767 * dwarfout.c (field_byte_offset): Correctly compute the object's
6768 byte offset for the first bit of a field which crosses an alignment
6769 boundary on a !BYTES_BIG_ENDIAN target.
6771 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
6773 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
6776 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
6777 Jeff Law <law@cygnus.com>
6779 * ginclude/varargs.h (va_dcl): Use word_mode for type of
6782 * except.c: Include intl.h.
6783 (expand_eh_return): Set current_function_cannot_inline.
6784 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
6785 * function.h (struct function): Add eh_return_stub_label.
6786 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
6787 * Makefile.in (except.o): Depend on intl.h.
6789 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
6791 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
6792 same as offsettable in cases 1 and 2.
6794 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
6796 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
6797 (extlh, extwh): Likewise.
6799 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
6801 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
6803 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
6805 * configure.in: Add arm-pe and thumb-pe targets.
6806 * configure: Regenerate.
6808 * thumb.c (arm_naked_function_p): New function: Determines if
6809 a function is naked (has no gcc generated prologue/epilogue).
6810 (is_called_in_ARM_mode): Return true if the func has the
6811 interfacearm attribute.
6812 (output_return): Do not generate a return for naked functions.
6813 (thumb_function_prologue): Do not generate a prologue for
6815 (thumb_expand_prologue): Do not generate a prologue for naked
6817 (thumb_expand_epilogue): Do not generate an epilogue for naked
6819 (arm_valid_machine_decl_attribute): New function, copied from
6820 arm.c: Permit naked and interfacearm attributes.
6822 * config/arm/pe.c: New file: Support code for arm-pe target.
6823 * config/arm/pe.h: New file: Header file for arm-pe target.
6824 * config/arm/tpe.h: New file: Header file for thumb-pe target.
6825 * config/arm/t-thumb-pe: New file: Makefile fragment for
6828 1999-07-01 Mark Kettenis <kettenis@gnu.org>
6830 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
6831 -fPIC or -fpic is specified.
6833 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
6835 * expr.c (emit_block_move): Use copy_to_mode_reg for
6836 !TARGET_MEM_FUNCTIONS case too.
6838 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
6840 * configure: Rebuilt.
6841 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
6842 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
6843 definitions made redundant by dbxelf.h inclusion. Delete
6844 lots of definitions related to assembly output that are
6845 specific to the SOM object format.
6846 * pa.c (output_function_prologue): Do not emit the function's
6848 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
6849 * pa-pro.h: Deleted.
6850 * som.h: New file with SOM specific definitions.
6851 * elf.h: New file with ELF specific definitions.
6853 * elfos.h (const_section): Output a tab before assembler directives.
6854 (ctors_section, dtors_section): Likewise.
6855 (ASM_OUTPUT_SECTION_NAME): Likewise.
6857 * pa/pa1.h: Delete unused file.
6859 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
6861 * configure.in (hppa*-hp-hpux11*): New configuration.
6862 * configure: Rebuilt.
6863 * pa/pa-hpux11.h: New file.
6864 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
6867 * mips.md (leasi, leadi): New patterns.
6869 * expr.c (emit_block_move): Properly handle case where one of the
6870 block move arguments has a queued increment or decrement.
6871 (clear_storage): Similarly. Fix formatting goof.
6873 1999-06-28 "David O'Brien" <obrien@NUXI.com>
6875 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
6876 semicolon from the BSD VA_LIST replacement expression.
6878 * fixinc/inclhack.sh: regen
6879 * fixinc/fixincl.x: regen
6881 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
6882 now use the fixincl program.
6884 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
6886 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
6887 case. Also make the PIC register call_used.
6889 * m68k.h (FINALIZE_PIC): Delete.
6890 * m68k.c (finalize_pic): Delete.
6892 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
6894 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
6897 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
6899 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
6901 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
6903 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
6905 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
6907 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
6909 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
6911 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
6913 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
6915 * rs6000.c (output_toc): Always use hex values for floating-point
6916 constants. Store single-precision values in upper-half of TOC
6917 entry in 64-bit mode.
6918 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
6919 to final constraints.
6920 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
6921 (fctiwz): Improve accuracy of RTL for pattern.
6923 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
6925 * expr.c (expand_expr): Allow RTL_EXPR's through the
6926 MAX_INTEGER_COMPUTATION_MODE checks.
6928 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
6930 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
6931 such that MASK_SUPPORT_ARCH is not negative.
6933 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
6935 * loop.c (verify_dominator): Properly handle ADDR_VEC and
6936 ADDR_DIFF_VEC insns that appear inside loops.
6938 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
6939 Jeff Law <law@cygnus.com>
6941 * rs6000.md (movdf_hardfloat32): Revert previous patch.
6942 Handle LO_SUM the same as offsettable in cases 1 and 2.
6943 * rs6000.c (find_addr_reg): Revert previous patch.
6945 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
6947 * system.h (strstr): New external function declaration.
6948 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
6949 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
6950 * config.in, configure: Rebuilt.
6952 1999-06-24 Tom Tromey <tromey@cygnus.com>
6954 * gcc.c (main): Read user-specified specs files after computing
6955 additional startfile_prefixes.
6957 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
6959 Revert these two patches:
6961 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6962 * loop.c (strength_reduce): When doing biv->giv conversion, update
6963 reg note of NEXT->insn.
6965 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6966 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6968 (recombine_givs): Set ix field after sorting.
6970 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6972 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
6973 for the parts of an UNSPEC / UNSPEC_VOLATILE.
6975 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
6977 *fixinc/inclhack.def: Add fix development commentary
6978 (read_ret_type): reactivate and add selection clause
6979 (zzz_*): tweak output file name to match what is used in hackshell.tpl
6980 *fixinc/{fixincl.x|inclhack.sh}: regen
6982 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
6984 * expr.c (expand_expr): STRIP_NOPS before checking against
6985 MAX_INTEGER_COMPUTATION_MODE
6986 (check_max_integer_computation_mode): Likewise.
6988 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
6990 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
6992 1999-06-22 Jim Wilson <wilson@cygnus.com>
6994 * expr.c (store_expr): When target is a promoted subreg, return a
6995 promoted subreg as a result.
6997 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
6999 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
7001 (dwarf2out_define): Mark unused parameters appropriately.
7002 (gen_unspecified_parameters_die): Ditto.
7003 (gen_subprogram_die): Fix signed/unsigned warnings.
7004 (gen_variable_die): Ditto.
7006 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
7008 * fixinc/inclhack.def(end_else_label): combined else_label
7009 and endif_label and fixed the sed expression.
7010 *fixinc/{fixincl.x|inclhack.sh}: regen
7012 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
7014 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
7015 'x' when handling non-offsettable addresses
7017 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
7019 * final.c (shorten_branches): Don't try to split an insn that has
7022 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
7024 * config/mips/mips.c (symbolic_expression_p): New function.
7025 (mips_select_rtx_section): Put symbolic expressions in the
7026 data section, not the read-only data section.
7028 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
7030 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
7032 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
7034 * collect2.c (main): Log frame table count.
7035 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
7036 (scan_prog_file) [COFF]: Handle frame tables.
7038 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
7039 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
7040 * alpha/elf.h: Undef them again.
7041 * alpha/vms.h: Remove their definitions.
7043 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7045 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
7046 remove the clobber of r0 and change the REG_UNUSED note to
7049 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
7051 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
7052 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
7053 fits in HOST_WIDE_INT and one uses union to access a long constant
7056 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
7058 * sparc.c (sparc_override_options): Don't allow profiling for
7059 code models other than medlow.
7060 (sparc_function_profiler): New function from old FUNCTION_PROFILER
7061 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
7062 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
7063 (sparc_block_profiler): Likewise.
7064 (sparc_function_block_profiler_exit): Likewise.
7065 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
7066 (FUNCTION_BLOCK_PROFILER): Likewise.
7067 (BLOCK_PROFILER): Likewise.
7068 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
7069 (MCOUNT_FUNCTION): New.
7070 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
7071 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
7072 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
7073 (MCOUNT_FUNCTION): New.
7074 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
7075 (BLOCK_PROFILER): Delete.
7076 (MCOUNT_FUNCTION): New.
7078 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
7080 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
7082 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7084 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7087 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7090 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7093 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7096 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
7098 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
7101 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
7103 * i386/djgpp.h (LIB_SPEC): New.
7104 (STARTFILE_SPEC): New.
7106 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
7108 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
7110 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
7113 * system.h (WSTOPSIG): New macro.
7115 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
7117 * c-pragma.c (push_alignment): Don't ignore alignments greater than
7119 (insert_pack_attributes): Take into account member natural
7122 * i386/winnt.c (exports_head): New static variable.
7123 (i386_pe_record_exported_symbol): New function.
7124 (i386_pe_asm_file_end): Use.
7125 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
7126 symbols to be emitted at end of assembly.
7127 (ASM_DECLARE_OBJECT_NAME): Likewise.
7128 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7130 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
7133 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
7135 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
7138 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
7140 * haifa-sched.c (sched_analyze_1): Use free_list instead of
7141 zapping reg_last_uses directly.
7142 (sched_analyze_2, sched_analyze_insn): Likewise.
7143 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
7145 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
7147 * rs6000.md (movdf_hardfloat32): Use worst case insn length
7148 attributes for cases 1 and 2.
7150 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
7152 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
7155 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
7157 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
7159 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
7161 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
7162 PIC_OFFSET_TABLE_REGNUM for general alloaction.
7163 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
7164 must be stacked if it is used for PIC accesses.
7165 * arm.c (use_return_insn): Handle PIC register specially.
7166 (output_return_instruction): Likewise.
7167 (output_func_{prologue,epilogue}): Likewise.
7168 (output_expand_prologue): Likewise.
7170 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
7171 (*strsi_predec): Renamed from *strqi_predec.
7172 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
7173 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
7175 * arm.c (arm_override_options): Remove warning about PIC code
7176 not being supported.
7178 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
7180 * rs6000.c (find_addr_reg): New function.
7181 * rs6000.h (find_addr_reg): Declare.
7182 (offsettable_addr_operand): Delete.
7183 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
7184 from and stores to GPRs.
7186 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
7188 * alpha.c (alpha_expand_block_move): Use get_insns rather than
7189 gen_sequence as argument to emit_no_conflict_block.
7191 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7193 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
7194 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
7195 *fixinc/fixincl.x: regen
7196 *fixinc/inclhack.sh: regen
7198 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
7200 * added support for -mpcrel (PC relative addressing for m68k)
7201 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
7202 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
7203 * m68k.c (print_operand_address): Handle 32-bit PIC case.
7204 (comments for general_src_operand): Add some explanation
7205 about EXTRA_CONSTRAINTS.
7206 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
7207 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
7208 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
7209 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
7210 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
7211 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
7212 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
7214 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
7215 * m68k.h (TARGET_PCREL): New target flag.
7216 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
7217 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
7218 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
7219 contains a SYMBOL_REF. Relax this constraint during reload, since
7220 we want to use the predicates, not reload's built-in concept of a
7221 valid memory address, to control what insns need reloading.
7222 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
7223 operands (essentially 'g', 'm', and 's' under normal circumstances).
7224 * m68k.c (print_operand): Cause printing of pc-relative addresses
7225 to include pc register.
7226 (print_operand_address): Ditto.
7227 (general_src_operand): Accept operands that are not only
7228 general_operands, but are also valid when used as a pc-relative
7230 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
7231 (memory_src_operand): Similar, for memory_operands.
7232 (pcrel_address): New predicate to accept the special case of a
7233 pc-relative address.
7234 * m68k.md (many patterns): Rewrite common SImode, HImode, and
7235 QImode insns to accept *_src_operand instead of *_operand where
7236 pc-relative operands can fit. For example, a pc-relative operand
7237 can be used as a memory source operand for addsi3, but not as a
7239 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
7241 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
7243 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
7244 .thumb_set pseudo op to mark aliases of thumb functions.
7246 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
7248 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
7249 preference to ASM_OUTPUT_DEF, if it is defined.
7251 * tm.texi: Document new, optional target macro
7252 ASM_OUTPUT_DEF_FROM_DECLS.
7254 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7256 * fixincludes: ISCNTL patch
7257 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
7258 (dgux_int_varargs): new for DG/UX
7259 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
7261 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
7263 * invoke.texi (ia32 options): Fix typo.
7265 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7267 * loop.c (strength_reduce): When doing biv->giv conversion, update
7268 reg note of NEXT->insn.
7270 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
7272 * loop.c (move_movables): Note issues with replacing REGs with
7274 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
7276 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
7278 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
7280 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
7281 the reference to `mcount' was not correct for the ELF on FreeBSD.
7283 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7285 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7288 (recombine_givs): Set ix field after sorting.
7290 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
7292 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
7293 to safe to extract a subword out of a REG.
7295 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7297 * sh.md (mulsi3): Don't add a no-op move at the end.
7299 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7301 * cse.c (cse_insn): Don't put hard register source into tables for
7302 the last insn of a libcall.
7304 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7306 * loop.c (strength_reduce): Insert sets of derived givs at every
7307 biv increment, even if it's the only one.
7309 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7311 * dwarfout.c (add_incomplete_type): New fn.
7312 (output_type): Call it.
7313 (retry_incomplete_types): New fn.
7314 (dwarfout_finish): Call it.
7316 From Eric Raskin <ehr@listworks.com>:
7317 (output_type): Output types for bases.
7319 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7321 * mips.c (mips_output_conditional_branch): Add `break'
7322 between `default' label and `close braces'.
7324 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
7326 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
7327 specifications and make it realistic.
7328 (LIB_SPEC): Likewise.
7330 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
7332 * config/mips/mips.c (mips_secondary_reload_class): Check for
7333 (PLUS (SP) (REG)) and return appropriate register class.
7334 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
7335 Handle (PLUS (SP) (REG)).
7336 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
7337 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
7338 of emit_insn for tablejump.
7340 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
7342 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
7343 asm_fprintf format string by itself.
7344 (output_function_profiler): Likewise.
7346 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
7348 * combine.c (simplify_logical, case AND): Only call
7349 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
7350 or the constant is positive.
7352 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
7354 * configure.in: Fix typo in rs6000-ibm-aix4 case.
7355 * configure: Regenerate.
7357 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
7359 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
7360 require a sub-version #.
7361 * configure: Rebuilt.
7363 1999-06-14 Robert Lipe (robertlipe@usa.net)
7365 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
7367 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
7369 * c-typeck.c (process_init_element): Detect excess elements in
7370 char array initializer.
7372 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7374 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
7376 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7378 * invoke.texi (Option Summary): Add -fpermissive flag.
7380 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
7382 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
7383 that require PIC code sequences.
7385 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
7387 * configure.in: Add new target: thumb-elf.
7388 * configure: Regenerate.
7389 * config/arm/t-thumb-elf: New file: Makefile fragment for
7391 * config/arm/telf.h: New file: Header file for thumb-elf
7394 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
7396 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
7397 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
7398 initializers is some circumstances.
7400 * fixinc/inclhack.def (endif_label): Add additional selector for
7401 more bogus stuff after #endif statements.
7402 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
7404 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
7406 * i386/cygwin.h (SET_ASM_OP): Define.
7408 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
7410 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
7412 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7414 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
7417 * sh.md (ic_invalidate_line_i): Remove second alternative.
7419 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7421 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
7422 test for the presence of valid prototypes. Delete bypass expr.
7423 (ioctl_fix_ctrl): Correct the selection expression.
7424 (no_double_slash): Correct quoting rules
7425 *fixinc/fixincl.x: regen
7426 *fixinc/inclhack.sh: regen
7428 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
7430 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
7432 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7434 * rs6000.md (movsi_got_internal_mem): Delete.
7435 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
7436 (GOT_TOC_REGNUM): Delete.
7437 (PIC_OFFSET_TABLE_REGNUM): Define.
7438 (FINALIZE_PIC): Disable.
7439 * rs6000.c (rs6000_got_register): New code for fixed pic register.
7440 (rs6000_replace_regno): Delete.
7441 (rs6000_finalize_pic): Likewise.
7442 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
7444 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7446 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
7447 is a note; use <= for the compare; advance P while it is
7450 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
7452 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
7453 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
7455 * varasm.c (remove_from_pending_weak_list): Verify t->name
7456 is non-NULL before passing it to strcmp.
7458 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7460 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
7461 the typed arguments are not part of a comment
7462 (ioctl_fix_ctrl): Added a purpose comment
7463 *fixinc/fixincl.x: regenerate
7464 *fixinc/inclhack.sh: regenerate
7466 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7468 * invoke.texi: Add C4x invocation docs.
7470 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7472 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
7474 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
7476 (c4x_legitimize_reload_address): New function.
7477 * config/c4x/c4x.md: Update docs.
7479 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
7481 * fixincludes: Avoid removing '.'.
7482 * fixinc/fixinc.svr4: Likewise.
7483 * fixinc/fixinc.winnt: Likewise.
7484 * fixinc/inclhack.tpl: Likewise.
7485 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
7487 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7489 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
7491 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
7493 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
7495 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
7498 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
7500 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
7501 * configure: Regenerate.
7503 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
7505 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
7508 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
7510 * fixinc/inclhack.def (avoid_bool): Also catch
7511 "typedef [unsigned] int bool".
7512 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7514 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
7515 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
7516 * configure: Rebuilt.
7518 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
7520 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
7521 such that we can override its definitions if necessary.
7522 (CPP_SPEC): New define. Support processor specific predefines via
7524 (CC1_SPEC): New define. Support processor specific compiler
7525 options via %(cc1_cpu).
7526 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
7529 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7531 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
7532 between sed's -e flag, and the open-quote following it.
7533 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7535 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
7536 Jeffrey A Law (law@cygnus.com)
7538 * varasm.c (assemble_start_function): Remove the function
7539 from the pending weak decls list when we define a function.
7540 (assemble_variable): Similarly for variables.
7541 (weak_finish): Ignore items on the list with a NULL name.
7542 (remove_from_ending_weak_list); New function to "remove" an item
7543 from the pending weak declarations list.
7545 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7547 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
7549 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
7551 * c-lex.c (GETC): Redefine to call getch.
7552 (UNGETC): Redefine to call put_back.
7553 (putback_buffer): New structure type.
7554 (putback): New static structure.
7555 (getch): New function.
7556 (put_back): New function.
7557 (yylex): Replace unused bytes from bad multibyte character.
7559 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
7561 * cpplib.c (do_define): Cast `alloca' return value.
7562 (do_include, do_undef, do_pragma): Likewise.
7563 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
7565 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
7566 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
7568 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
7570 * sparc.md (abstf2): This should be an expand.
7571 (split after abstf2_notv9): Fix mode.
7572 (abstf2_hq_v9): New pattern.
7573 (abstf2_v9): Only use when no hard quad.
7574 (absdf2_v9): Fix if target is not the same as source.
7575 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
7576 Add correct output constraints.
7578 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
7580 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
7581 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
7583 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
7585 * mips.h (mips_output_conditional_branch): New function.
7586 (mips_adjust_insn_length): Likewise.
7587 (ASSEMBLER_SCRATCH_REGNUM): New macro.
7588 (ADJUST_INSN_LENGTH): Likewise.
7589 * mips.c (print_operand): Add `F' and `W' for floating-point
7591 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
7593 (mips_adjust_insn_length): New function.
7594 (mips_output_conditional_branch): New function.
7595 * mips.md (length): Adjust attribute definition to handle
7596 conditional branches. Change lengths to bytes, rather than
7597 instructions throughout. Remove length attribute from
7598 instructions whose length is four bytes, and rely on the default
7600 (dslot): Fix typo in comment.
7601 Reword conditional branch patterns to use
7602 mips_output_conditional_branch.
7604 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7606 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
7607 (LIB_SPEC): Likewise.
7608 Link with -lprof1_r for -g/-pg.
7610 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7612 * loop.c (check_dbra_loop): Fix change of Jan 19.
7614 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
7616 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
7617 (STARTFILE_SPEC): Define, override the svr4.h version.
7618 (ENDFILE_SPEC): Likewise.
7620 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
7622 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
7623 * fixinc/fixincl.x: Regenerated.
7624 * fixinc/inclhack.sh: Regenerated.
7626 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7628 * sh.c (barrier_align): Don't return early for normal branch/barrier
7629 when optimizing for SH2.
7631 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
7633 * i386/udk.h (LINK_SPEC): Correct linker search path for
7636 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7638 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
7639 (braf_label_ref_operand): Delete.
7640 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
7641 * sh.md (casesi_jump_2): Operand1 is now the inside of a
7642 label_ref, and has no predicate.
7643 The patten has a predicate to guard against invalid substitutions.
7644 (dummy_jump): Delete.
7645 (casesi): Update use of casesi_jump_2.
7647 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7649 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
7650 *fixinc/fixincl.x: regenerate
7651 *fixinc/inclhack.sh: regenerate
7653 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
7655 * dwarf2out.c (add_incomplete_type): New fn.
7656 (gen_struct_or_union_type_die): Call it.
7657 (retry_incomplete_types): New fn.
7658 (dwarf2out_finish): Call it.
7660 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
7662 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
7663 current block starts with a CODE_LABEL and ends with a CALL and
7664 we can not find all the argument setup instructions for the CALL.
7666 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
7669 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7670 something is a candidate for optimize_bit_field_compare.
7672 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7674 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
7676 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
7678 * alpha.c (override_options): Thinko in last patch.
7680 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
7681 (LIB_SPEC): Recognize -pthread.
7683 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
7685 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
7686 definition in config/arm/coff.h
7687 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
7689 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7691 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
7692 fixes that need "file=xxx\n" prepended before invocation
7693 (start_fixer - new): starting the fixer process is complex enough
7694 to warrent its own routine. It prepends the "file=xxx\n" stuff.
7695 (process): uses the new routine; omit usage of putenv()
7696 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
7697 * fixinc/fixincl.x: regenerate
7699 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
7701 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
7702 and version #s (1.1 -> 2.96) as needed.
7703 * README.g77: Kill way out of date file in the toplevel directory.
7705 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
7707 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
7708 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
7709 * configure: Rebuilt.
7710 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
7711 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
7712 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
7713 (SWITCH_TAKES_ARG): Likewise.
7714 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
7715 * config/t-freebsd: Moved from config/i386/ so it can used for all
7718 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
7720 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
7722 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
7724 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
7725 * configure: Rebuilt.
7727 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
7729 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
7730 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
7731 * rs6000/rs6000.c (rs6000_file_start): Use putc.
7732 (rs6000_output_load_toc_table): Same.
7733 (output_prolog, output_mi_thunk): Same.
7734 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
7735 (ASM_GLOBALIZE_LABEL): Use putc.
7737 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
7739 * alpha.md (reload_*_help): New patterns and splitters.
7740 (reload_*): Use them.
7741 (mov[qh]i): Likewise.
7743 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
7745 * cccp.c (handle_directive): Handle backslash-newlines in quoted
7748 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
7750 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
7752 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
7754 * flow.c (mark_regs_live_at_end, insn_dead_p,
7755 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
7756 and HARD_FRAME_POINTER_REGNUM special treatment if reload
7757 hasn't run or the frame pointer is needed.
7758 * haifa-sched.c (attach_deaths): Likewise.
7759 * sched.c (attach_deaths): Likewise.
7761 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
7763 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
7764 calculate_can_reach_end returns nonzero.
7766 * configure.in (native gas tests): Search for an assembler in the
7767 same manner that the installed compiler will.
7768 * configure: Rebuilt.
7769 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
7771 * alias.c (find_base_term): Improve handling of addresses
7772 constructed from binary operations.
7774 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
7776 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
7778 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
7780 * function.h (cleanup_label, frame_offset): Declare.
7781 (tail_recursion_label, tail_recursion_reentry): Likewise.
7782 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7783 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
7784 (tail_recursion_label, tail_recursion_reentry): Likewise.
7785 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7787 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
7789 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
7791 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
7792 (MAX_OFILE_ALIGNMENT): Define.
7794 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
7796 * fixincl.c: Replace local include scheme with #includes of
7797 gansidecl.h and system.h.
7798 * procopen.c: Likewise.
7799 * server.c: Likewise.
7801 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
7803 * i386/t-dgux (EXTRA_PARTS): Add crti.o
7804 (crti.o): Add build rule and dependencies.
7805 * fixinc/fixinc.dgux: Use modified _int_varargs.h
7807 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7809 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
7810 (LIB_LINUX_SPEC): Likewise.
7811 (LIB_LINUX_SPEC): Add support for -pthread
7812 (CPP_OS_LINUX_SPEC): Likewise.
7813 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
7816 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
7818 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
7820 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
7821 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
7822 for IEEE math and CC_FCOMI.
7823 (put_jump_code): No IEEE if CC_FCOMI is set.
7825 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7827 * fold-const.c (fold_truthop): Make the field reference unsigned
7828 when converting a single bit compare.
7830 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7832 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
7834 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
7836 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
7837 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
7840 * reload.c (push_reload): Do not call remove_address_replacements
7841 when presented with identical optional reloads.
7843 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
7845 * alpha.h (MASK_FIX, TARGET_FIX): New.
7846 (MASK_*): Reorganize constants.
7847 (CPP_AM_FIX_SPEC): New.
7848 (TARGET_SWITCHES): Add FIX.
7849 (EXTRA_SPECS): Likewise.
7850 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
7851 (SECONDARY_MEMORY_NEEDED): Likewise.
7852 (REGISTER_MOVE_COST): Likewise.
7853 * alpha.c (override_options): Add FIX support. Always use
7854 ALPHA_TP_PROG for ev6.
7855 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
7856 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
7857 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
7859 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
7861 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7862 something is a candidate for optimize_bit_field_compare.
7864 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
7866 * gcc.texi (Passes): Document branch-shortening.
7867 * invoke.texi (Debugging Options): Document the fact that `-dp'
7868 outputs length information for instructions.
7870 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
7872 * flow.c: Revert previous delta.
7874 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
7876 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
7877 FRAME_POINTER_REGNUM.
7878 (mark_set_1): Ditto.
7879 (mark_used_regs): Ditto.
7881 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
7883 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
7884 (GOT_PCREL): New macro. Define to 1 if not already defined.
7885 * arm/elf.h (GOT_PCREL): Define to 0.
7886 * arm.c (arm_finalize_pic): Take into account the setting of
7889 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
7891 * output.h (STRIP_NAME_ENCODING): Provide default definition.
7892 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
7894 * flow.c (mark_set_1): Do not record BLKmode stores as dead
7895 store elimination candidates.
7897 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
7899 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
7902 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
7904 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
7905 Add use of x-aix41-gld.
7907 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
7909 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
7910 (ASM_OUTPUT_DESTRUCTOR): Define.
7912 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
7914 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
7915 last CODE_LABEL in a loop if we have previously passed a jump
7916 to the top of the loop.
7918 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
7920 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
7921 applying Philip's patch.
7923 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
7925 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
7928 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
7930 * loop.c (strength_reduce): Grow reg_single_usage as needed.
7932 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
7934 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
7935 Also remove a useless comment.
7937 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7939 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
7941 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
7943 * collect2.c (main): Only generate import or export file and add
7944 to link arguments if non-empty. Use xmalloc not alloca.
7945 (write_{export,import}_file): Delete.
7946 (write_aix_file): New function.
7947 (locatelib): Use xmalloc not malloc.
7948 (GCC_OK_SYMBOL): Do not check type if aix64.
7950 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
7952 Based on patch by Scott Bambrough and Pat Beirne:
7953 * config/arm/arm.c (making_const_table): New variable.
7954 * config/arm/arm.h (making_const_table): Declare.
7955 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
7957 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
7958 Keep track of when we are building the constant table.
7960 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
7962 * config/arm/arm.c (arm_override_options): Fix erroneous warning
7965 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
7967 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
7970 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
7972 * tm.texi (FUNCTION_ARG): Correct description of a stack element
7975 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
7977 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
7979 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7981 * rs6000.c (output_mi_thunk): Enable full support again.
7983 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7985 * sh.h (BRANCH_COST): Define.
7987 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
7989 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
7991 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
7993 * function.c (assign_stack_local): Align stack slot propertly.
7994 (assign_outer_stack_local): Likewise.
7996 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
7998 * expr.h (lang_expand_constant): Declare.
7999 * toplev.c (lang_expand_constant): Define it.
8000 * varasm.c (output_constant): Use it.
8002 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8004 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
8005 Change function definitions to K&R style.
8007 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8009 * fixinc/fixincl.c: We must not ignore SIGCLD now.
8011 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
8013 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
8014 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
8015 (several places): omit static initialization
8016 (process): use single fd, since only the read fd is used
8017 * fixinc/gnu-regex.c: define 'const' away, if not supported
8018 * fixinc/procopen.c(several places): omit static initialization
8019 * fixinc/server.c: define 'volitile' away, if not supported
8021 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8023 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
8024 asm_fprintf and %L to generate the label name.
8025 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
8026 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
8028 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
8030 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
8031 insn for a conditional jump can not be found.
8033 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
8035 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
8036 on variables in specific sections other than .sbss and .sdata.
8038 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
8040 * stmt.c (expand_return): Call start_cleanup_deferral and
8041 end_cleanup_deferral around conditional code.
8043 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8045 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
8046 filename lists. Utilizes new "krstr" AutoGen function.
8047 * fixinc/fixincl.x: Rebuilt.
8049 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
8051 * i386.c (output_float_compare): Avoid GNU-C extensions.
8053 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
8055 * version.c: Bump to distinguish mainline tree from the
8058 See ChangeLog.1 for earlier changes.
8061 add-log-time-format: current-time-string