1 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3 * cse.c: Update comments.
4 (cse_insn): When converting a conditional/computed jump into
5 an unconditional jump, always make sure a BARRIER immediately
6 follows the converted jump. Do not delete unreachable code.
7 (cse_basic_block): Do not delete unreachable code.
8 * toplev.c (rest_of_compilation): Move call to
9 delete_trivially_dead_insns after the conditional call to
12 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14 * collect2.c (make_temp_file): Don't prototype.
16 * gcc.c (make_temp_file): Likewise.
18 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
20 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
22 * varasm.c (asm_emit_uninitialised): New function: Generate
23 the assembler statements necessary to declare an uninitialised
25 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
27 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
28 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
30 (assemble_variable): Use asm_emit_uninitialised to emit an
31 uninitialised variable.
33 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
35 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
36 constant on a 64 bit host. Patch supplied by Geoffrey Keating
39 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
41 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
42 * c-common.h (builtin_function): Don't declare.
44 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
47 (finish_decl): Likewise.
48 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
49 int. All callers changed.
50 Set the builtin's DECL_BUILT_IN_CLASS.
51 * tree.h (enum built_in_class): New.
52 (enum built_in_function): Delete NOT_BUILT_IN.
53 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
55 (DECL_SET_FUNCTION_CODE): Likewise.
56 (DECL_BUILT_IN_CLASS): New macro.
57 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
58 (struct tree_decl): Split builtin function code field into a
60 (builtin_function): Declare.
62 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
64 * optabs.c (init_traps): Fix typo in last change.
66 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
68 * toplev.c (rest_of_decl_compilation): Update comment.
70 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
72 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
73 in .sbss if appropriate.
74 (EXTRA_SECTION_FUNCTIONS): Add sbss.
75 (SBSS_SECTION_ASM_OP): New macro.
76 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
77 (EXTRA_SECTIONS): Add in_sbss.
78 * config/mips/mips.h: Prototype sbss_section.
80 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
82 * stmt.c (expand_start_bindings): Don't allow cleanup isntructions
85 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
87 * optabs.c (init_traps): Register trap_rtx as a GC root.
89 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
91 * config/mips/mips.c (function_arg_pass_by_reference): Define
92 unconditionally, since it's called unconditionally.
94 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
96 * toplev.c (documented_lang_options): Add -fshort-wchar.
97 * c-decl.c (c_decode_option): Likewise.
98 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
100 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
101 * gcc.c (default_compilers): If -fshort-wchar,
102 override __WCHAR_TYPE__.
103 * tm.texi (C Dialect Options): Add -fshort-wchar.
105 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
106 symbol for a variable.
108 * cpplib.h (CPP_PREPROCESSED): New macro.
109 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
110 we're seeing this input for a second time.
112 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
114 * emit-rtl.c (init_emit_once): Initialize modes first.
116 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
118 * config/i386/i386.c (pic_label_name): Change to char pointer.
119 (global_offset_table): New variable.
120 (load_pic_register): Fill global_offset_table if it hasn't
121 already been done. Allocate pic_label_name dynamically.
122 * ggc.h (empty_string): New variable.
123 * ggc-simple.c (empty_string): Likewise.
124 (init_ggc): Allocate empty_string and add as root.
125 * stmt.c (digit_strings): New variable.
126 (init_stmt): Add last_block_end_note as root. Allocate and
127 initialize digit_strings.
128 (expand_asm_operands): Use empty_string instead of string
129 constant. Use digit_strings instead of string constants.
130 * profile.c (init_arc_profiler): Allocate string with
131 ggc_alloc_string instead of xmalloc.
132 (output_func_start_profiler): Likewise.
133 * c-typeck.c (digest_init): Check if init is error_mark_node.
135 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
136 Richard Henderson <rth@cygnus.com>
138 * ggc-page.c: New file.
139 * Makefile.in (ggc-page.o): New.
141 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
143 * invoke.texi: Document -fdelete-null-pointer-checks
144 * toplev.c (flag_delete_null_pointer_checks): New.
145 (f_options): Add entry for -fdelete-null-pointer-checks.
146 (rest_of_compilation): Conditionalize null pointer check
147 elimination on flag_delete_null_pointer_checks.
148 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
150 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
152 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
153 copyright notice and special exception to GPL.
155 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
157 * abi64.h (mips_function_value): Add prototype arguments.
159 * mips-protos.h: New file with mips prototypes.
161 * mips.c: Include "tm_p.h".
162 (mktemp, lookup_name): Add prototype arguments.
163 (extern_list, string_constant, mips_fill_delay_slot,
164 mips_output_external, mips_output_external_libcall,
165 mips_output_filename, mips_declare_object, function_prologue,
166 mips_expand_prologue, function_epilogue, mips16_constant,
167 build_mips16_function_stub, mips_output_conditional_branch):
169 (mips_va_start): Remove unused variable `u'.
170 (mips_va_arg): Cast value to unsigned when comparing against one.
172 (save_restore_insns, mips_expand_prologue): Add missing arg in
175 * mips.h: Move prototypes to mips-protos.h.
176 (data_section, memory_address_p, rdata_section,
177 readonly_data_section, simple_epilogue_p, text_section): Delete
178 prototypes delcared elsewhere.
179 (mips_epilogue_delay_slots, print_options): Delete unused decls.
181 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
183 * mips.md: Delete extra args in call to `mips_move_2words'.
185 * xm-iris6.h (alloca): Add prototype argument.
187 * genpeep.c: Include "tm_p.h" in generated output file.
189 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
191 * basic-block.h (find_edge_index): Change parameters.
192 * flow.c (verify_edge_list): Pass basic_block parameters to
193 find_edge_index instead of integers.
195 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
197 * combine.c (simplify_comparison): Use an unsigned shift to adjust
200 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
202 * gcc.1: Fix a formatting error.
204 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
206 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
207 i786, mn10200, mn10300, pdp11, v850.
209 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
211 * libgcc2.c (num_digits): Add prototype with
212 __attribute__((const)).
213 (__terminate): Add prototype.
215 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
217 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
219 * alpha/alpha.c (print_operand): Fix type of `code'.
220 (alpha_output_filename): Constify.
221 * alpha/alpha.h: Move all function declarations ...
222 * alpha/alpha-protos.h: ... here. New file.
223 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
224 (SECTION_FUNCTION_TEMPLATE): Likewise.
226 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
228 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
229 * expr.c (expand_expr): Likewise.
231 (do_store_flag): Pass ccp_store_flag to can_compare_p.
232 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
234 (enum can_compare_purpose): New.
235 (can_compare_p): Adjust prototype.
236 (prepare_cmp_insn, prepare_operand): Declare.
237 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
238 * optabs.c (cmp_available_p): Deleted.
239 (expand_abs): Pass ccp_jump to can_compare_p.
240 (can_compare_p): New arg PURPOSE. Check for combined optabs.
241 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
242 Call can_compare_p rather than cmp_available_p.
243 (prepare_operand): No longer static.
244 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
245 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
246 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
247 sequence to use emit_cmp_and_jump_insns.
248 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
250 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
252 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
253 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
254 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
255 (plus (reg) (const_int 0))
256 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
258 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
260 * rs6000.c (expand_block_move): DImode loads and stores require
261 word-aligned displacements. Increment address registers with
262 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
264 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
266 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
267 is no name for the base type, rather than segfault. If we are
268 writing out a complex integer type, use DW_ATE_lo_user.
270 * expr.c (emit_move_insn_1): If we are copying a complex that fits
271 in one word or less (complex char, complex short, or on 64 bit
272 systems complex float) to/from a hard register, copy it through
273 memory instead of dying in gen_{real,imag}part. If we have a
274 short complex type, prevent inlining since it allocates stack
277 * tree.c (build_complex_type): If we are writing dwarf2 output,
278 generate a name for complex integer types.
280 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
282 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
283 * flow.c (remove_edge): Remove extra whitespace.
284 (remove_fake_edges): Fix comment.
285 (add_noreturn_fake_exit_edges): Use the correct name.
287 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
289 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
290 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
291 (clean): Depend on INTL_CLEAN.
292 (maintainer-clean): Adjust.
294 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
296 * configure.in (AC_PREREQ): Bump to 2.13.
297 (AC_C_STRINGIZE): Call this instead of using a custom macro.
299 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
301 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
303 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
305 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
306 (HAVE_STRINGIZE): Define.
308 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
310 * c-parse.in: save and restore warn_pointer_arith on __extension__
312 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
313 Set the type of extension to itype rather than $<itype>1 kludge.
314 * extend.texi (Alternate Keywords): Adjust documentation.
315 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
317 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
319 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
320 most assembler templates.
322 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
324 (following_call): Always return zero for the PA8000.
325 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
327 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
329 * pa.h (BRANCH_COST): Define.
331 * pa.md (return, return_internal): Use bve for PA2.0.
333 * pa.md (fused multiply): Add variants which reduce height for the
334 fused multiply, but which still generate 2 insns.
335 (fnegabs): Similarly.
337 * pa.md (subsi3): Turn into an expander. Create two anonymous
338 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
339 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
341 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
343 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
345 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
346 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
348 * regclass.c (init_regs): Add "top_of_stack" as a garbage
351 * flow.c (record_active_eh_regions): Terminate loop after finding
352 the last insn in the last basic block.
354 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
356 * config/c4x/c4x.md: Delete parallel instruction peepholes.
358 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
360 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
362 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
364 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
365 splitting to not use output template.
367 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
369 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
370 * config/c4x/c4x.c (c4x_va_start): New function.
372 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
374 * genrecog.c (not_both_true): Handle correctly cases when called for
375 tests with different positions in the insn.
377 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
379 * machmode.h (HOST_PTR_PRINTF): Move from here ...
381 * system.h (HOST_PTR_PRINTF): ... to here.
383 * mips-tfile.c: Don't include machmode.h.
385 * Makefile.in (MACHMODE_H): New variable. Update to use it.
386 (mips-tfile.o): Don't depend on machmode.h.
388 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
390 * haifa-sched.c (sched_analyze): Rename local variable `region' to
391 avoid conflicts with typedef struct `region' at the top level scope.
393 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
395 * basic-block.h (basic_block): Add eh_beg, eh_end.
396 * flow.c (entry_exit_blocks): Update.
397 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
399 (find_basic_blocks_1): Don't record eh_list at each bb. Use
400 lists.c functions to allocate insn lists.
401 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
403 (make_eh_edge): ... here. New.
404 (move_stray_eh_region_notes): New.
405 (record_active_eh_regions): New.
406 (delete_unreachable_blocks): Split out block merging ...
407 (try_merge_blocks): ... here. New.
408 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
410 (merge_blocks_move_successor_nojumps): Likewise.
411 (merge_blocks): Use eh_beg+eh_end to validate block movement.
413 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
415 * extend.texi (Bound member functions): Document unbound pmf
418 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
420 * flow.c (split_edge): Handle insertion on a fallthrough edge which
421 has the EXIT_BLOCK as a dest.
423 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
425 * flow.c (remove_edge): New function to remove an edge from the
427 (remove_fake_successors): New function to remove fake successor edges.
428 (remove_fake_edges): New function to remove all fake edges from the
430 (add_fake_exit_edges): New function to add fake edges from all blocks
431 with no successors to the exit block.
432 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
433 prototypes for new functions.
435 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
437 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
438 Use Pmode to determine whether to output .dword or .word.
440 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
442 * tree.c (built_in_filename): New variable.
443 (BUILT_IN_FILENAME): New macro.
444 (init_tree_codes): Allocate built_in_filename.
445 (make_node): Use built_in_filename instead of string constant.
447 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
449 * configure.in: Add fr30 target.
450 * configure: Regenerate.
451 * config/fr30: New directory.
452 * config/fr30/crti.asm: New file.
453 * config/fr30/fr30.c: New file.
454 * config/fr30/crtn.asm: New file.
455 * config/fr30/fr30.h: New file.
456 * config/fr30/fr30.md: New file.
457 * config/fr30/lib1funcs.asm: New file.
458 * config/fr30/t-fr30: New file.
459 * config/fr30/xm-fr30.h: New file.
461 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
463 * flow.c (merge_blocks_move_successor_nojumps): Delete the
464 BARRIER at the end of the successor, not the BARRIER before
467 * pa.c (pa_add_gc_roots): Fix thinko in last change.
469 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
471 * stmt.c (any_pending_cleanups): Don't crash when
472 current_function->stmt is unset.
474 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
476 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
477 other initializations that may use it for relative offsets.
479 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
481 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
482 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
483 * config/i386/sol2dbg.h: Removed.
484 * config/i386/sol2gas.h: New file, to enable gas work-around.
485 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
487 * configure: Rebuilt.
489 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
491 * invoke.texi (-fthis-is-variable): Remove documentation.
493 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
495 * basic-block.h (compute_bb_for_insn): Declare.
496 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
497 to use; set size of basic_block_for_insn directly.
498 (find_basic_blocks): Update.
500 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
502 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
504 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
506 * crtstuff.c (ON_EXIT): Delete empty macro definition.
507 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
509 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
511 * c-decl.c (c_decode_option): Extend comment.
513 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
515 * toplev.c (progname): Make 'const char *'
516 (flag_print_mem): Move out of main.
517 (version_flag): Move out of main.
518 (filename): Move out of main.
519 (debug_args): Remove g prefix from options.
520 (documented_lang_options): Remove cpplib specific options.
521 (display_help): Add g prefix to debug options.
522 (check_lang_option): Delete this function.
523 (decode_d_option): New function: Decode -d... option.
524 (decode_f_option): New function: Decode -f... option.
525 (decode_W_option): New function: Decode -W... option.
526 (decode_g_option): New function: Decode -g... option.
527 (independent_decode_option): New function: Decode a language
528 independent command line option.
529 (main): Invoke lang_decode_option and then
530 independent_decode_option on each command line option in
533 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
535 Revert this change. Gavin's patch to operand_equal_p is a better fix.
536 * fold-const.c (fold_range_test): Do not try to fold the range
537 test if the rhs or lhs has side effects.
539 * basic-block.h (compute_flow_dominators): Declare.
541 * gcse.c (alloc_code_hoist_mem): New function.
542 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
543 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
544 (hoist_code, one_code_hoisting_pass): Likewise.
545 (gcse_main): If optimizing for size, then hoist expressions
546 computed in multiple dominated basic blocks.
548 * gcse.c (invalid_nonnull_info): New function.
549 (delete_null_pointer_checks): Likewise.
550 * rtl.h (delete_null_pointer_checks): Declare.
551 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
553 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
554 (merge-blocks_move_successor_nojumps): Likewise.
555 (merge_blocks): Allow merging of some blocks, even if it requires
556 physical movement of the blocks, but not if it requires new jumps.
558 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
559 Callers and prototype changed.
560 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
562 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
564 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
565 -YP when both -p and -pg are present. From i386/sol2.h.
567 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
569 * Makefile.in (distclean): Delete tm_p.h.
570 * configure.in: Create a new file, "tm_p.h", from a list in
571 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
572 "i386/i386-protos.h".
574 * alias.c: Include "tm_p.h".
575 * c-typeck.c: Likewise.
578 * emit-rtl.c: Likewise.
579 * explow.c: Likewise.
580 * expmed.c: Likewise.
584 * fold-const.c: Likewise.
585 * function.c: Likewise.
587 * global.c: Likewise.
588 * haifa-sched.c: Likewise.
589 * integrate.c: Likewise.
591 * local-alloc.c: Likewise.
593 * optabs.c: Likewise.
595 * reg-stack.c: Likewise.
596 * regclass.c: Likewise.
597 * regmove.c: Likewise.
598 * reload.c: Likewise.
599 * reload1.c: Likewise.
601 * resource.c: Likewise.
603 * stor-layout.c: Likewise.
604 * toplev.c: Likewise.
606 * unroll.c: Likewise.
607 * genattrtab.c (main): Make generated file include "tm_p.h".
608 * genemit.c (main): Likewise.
609 * genoutput.c (main): Likewise.
610 * genrecog.c (main): Likewise.
612 * i386.h: Delete all prototypes.
613 * i386.c: Include "tm_p.h".
614 (ix86_attr_length_default): Call constant_call_address_operand
615 with correct number of arguments.
616 * i386-protos.h: New file.
617 * i386.md (unnamed patterns): Call constant_call_address_operand
618 with correct number of arguments.
619 (exception_receiver): Call load_pic_register with correct number
622 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
624 * c-pragma.c (mark_align_stack): Dereference the void* properly.
626 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
628 * rtl.h (insns_safe_to_move_p): New function.
629 * loop.c (find_and_verify_loops): Use it.
630 * rtlanal.c (insns_safe_to_move_p): Define it.
632 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
634 * c-pragma.c: Include ggc.h.
635 * Makefile.in (c-pragma.o): Update.
637 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
639 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
640 (LIB_SPEC): Likewise.
641 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
643 Copied from config/sparc/sol2.h.
645 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
647 * c-pragma.c (mark_align_stack): New.
649 * c-pragma.h (init_pragma): Declare it.
650 * c-lex.c (init_parse): Call it.
652 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
654 * configure.in: Pick up thread library on Solaris/x86 just
655 like on Solaris/sparc.
656 * configure: Rebuilt.
658 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
660 * rtl.h (global_rtx_index): New enum.
661 (global_rtl): Change to array of rtx.
662 (pc_rtx, cc0_rtx): Redefine accordingly.
663 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
664 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
665 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
666 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
667 (const_int_rtx): Change to array of rtx.
668 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
670 * emit-rtl.c (global_rtl): Change to array of rtx.
671 (const_int_rtx): Change to aray of rtx.
672 (gen_rtx_CONST_INT): Redefine accordingly.
673 (init_emit_once): Allocate and initialize global_rtl. Likewise
674 for const_int_rtx. Add both as GC roots.
675 * genattrtab.c (global_rtl): Update declaration.
677 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
679 * Makefile (USER_H): Add iso646.h back.
681 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
683 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
684 zapping the LOG_LINKS of sched_before_next_call.
686 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
687 * pa.c (insn_refs_are_delayed): Renamed from
688 insn_sets_and_refs_are_delayed.
690 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
692 * functiion.h (struct function): Add x_whole_function_mode_p.
693 (retrofit_block): Declare.
694 * function.c (retrofit_block): New function.
695 (identify_blocks): Add assertions. Allow an incomplete set of
696 block notes if we're still generating code for the function.
697 * integrate.c: Include loop.h.
698 (expand_inline_function): Call find_loop_tree_blocks to map block
699 notes to blocks when in whole-function mode. Use retrofit_block
700 to insert new BLOCKs for the inlined function, rather than
702 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
703 * Makefile.in (integrate.o): Depend on loop.h.
705 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
707 * tree.h (warn_about_unused_variables): Declare.
708 * stmt.c (warn_about_unused_variables): New function, split out
710 (expand_end_bindings): Here.
712 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
714 * stmt.c (preserve_subexpressions_p): Don't crash when
715 current_function->stmt is unset.
717 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
719 * stmt.c (expand_start_bindings): Allow callers to pass a flag
720 indicating that no NOTE_INSN_BLOCK_BEG note is required.
721 (expand_start_target_temps): Use it.
722 * except.c (expand_eh_region_start_for_decl): Likewise.
723 * expr.c (expand_expr): Likewise.
725 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
727 * fold-const.c (operand_equal_p): Pay attention to side effects.
729 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
731 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
732 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
734 * tlink.c (scan_linker_output): Look for keywords before accepting
735 a mangled name in quotes.
737 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
739 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
740 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
742 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
744 * alpha.md: Revert Thu Nov 26 change that came in through the
745 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
746 Avoid earlyclobber when possible.
748 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
750 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
752 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
755 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
757 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
758 CTYPE_CONV in all ctype macros.
760 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
763 * cexp.y (initialize_random_junk): Likewise.
765 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
767 * i370.c (handle_pragma): Likewise.
769 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
771 * v850.c (override_options): Likewise.
773 * doprint.c (_doprnt): Likewise.
775 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
778 * fixinc/server.c (load_data): Likewise.
780 * fold-const.c (real_hex_to_f): Likewise.
782 * genattr.c (write_upcase, gen_attr): Likewise.
784 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
785 write_upcase): Likewise.
787 * genemit.c (print_code): Likewise.
789 * genopinit.c (gen_insn): Likewise.
791 * genpeep.c (print_code): Likewise.
793 * genrecog.c (print_code): Likewise.
795 * optabs.c (init_libfuncs): Likewise.
797 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
799 * haifa-sched.c (sched_analyze): Keep the list of notes organized
801 (reemit_notes): Likewise.
803 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
805 * ggc.h (ggc_root): Move to ggc-common.c.
807 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
808 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
809 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
810 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
811 * ggc-common.c (ggc_root): Move from ggc.h.
812 (roots): Declare, static.
813 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
814 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
815 null or check/set mark bit.
816 (ggc_mark_roots): New.
817 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
819 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
821 * m32r.c: Include toplev.h.
822 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
823 (gen_compare): Rename swap_p to must_swap to match uses.
824 Add default abort case.
825 (m32r_output_function_epilogue): Remove unused variables.
826 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
827 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
828 define to empty parameter list. Update all uses.
829 (predicate decls): Use enum machine_mode not int.
830 * m32r.md (movsi): Call abort, not fatal_insn.
831 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
833 1999-09-14 Andrew Haley <aph@cygnus.com>
835 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
838 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
840 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
841 computation out of loop over hard regs.
843 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
845 * function.c (identify_blocks): Don't shadow a variable in an
847 * integrate.c (integrate_decl_tree): Don't use pushlevel,
848 pushdecl, or poplevel to build up the new BLOCK tree.
849 (expand_inline_function): Likewise.
850 (integrate_parm_decls): Likewise.
852 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
854 * c-typeck.c (qualify_type): Merge qualifiers from both types.
856 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
858 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
859 * invoke.texi: Document this change.
861 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
863 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
865 (mark_emit_status): Renamed from mark_emit_state.
866 * except.c (mark_eh_status): Renamed from mark_eh_state.
867 Check not null before marking.
868 (free_eh_status): New.
869 * expr.c (mark_expr_status, free_expr_status): New.
870 * function.c (free_machine_status): New.
871 (free_after_parsing): New.
872 (free_after_compilation): Move bits to free_after_parsing; call
873 free_eh_status, free_expr_status; zero the marked members of the
875 (prepare_function_start): No can_garbage_collect.
876 Call init_eh_for_function.
877 (expand_dummy_function_end): Free up current_function state.
878 (mark_function_status): Renamed from mark_function_state.
879 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
880 * function.h (struct function): No can_garbage_collect.
881 (free_machine_status, free_after_parsing): Declare.
882 (free_eh_status, free_expr_status): Declare.
883 * ggc.h (mark_expr_status): Declare.
884 * stmt.c (free_stmt_status): Free the struct.
885 (mark_stmt_status): Renamed from mark_stmt_state.
886 (init_stmt): Don't call init_eh.
887 (init_stmt_for_function): Don't call init_eh_for_function.
888 * toplev.c (compile_file): Call init_eh.
889 (rest_of_compilation): Free basic block info before ggc_collect.
890 Call free_after_parsing; conditionally call free_after_compilation.
891 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
892 Check not null before marking.
893 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
895 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
897 * c-lex.c (yylex): Initialize warn.
899 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
901 * pa.c (emit_move_sequence): Properly set the mode of the scratch
902 register when performing secondary reloads for the SAR register.
904 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
906 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
907 (NOTE_BLOCK): New macro.
908 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
909 * function.h (identify_blocks): Change prototype.
910 * function.c (identify_blocks): Simplify.
911 (reorder_blocks): Likewise.
912 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
913 NOTE_INSN_BLOCK_{BEG,END}.
914 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
915 the list of saved notes if the note isn't a
916 NOTE_INSN_BLOCK_{BEG,END}.
917 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
919 (reemit_notes): Adjust recreation of notes to reflect new saved
921 * print-rtl.c (print_rtx): Print the address of the BLOCK when
922 printing a block note.
923 * stmt.c (block_vector): Remove.
924 (find_loop_tree_blocks): Simplify.
925 (unroll_block_trees): Likewise.
926 * tree.h (reorder_block): Change prototype.
928 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
930 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
931 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
932 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
933 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
934 (atexit, exit): Simplify.
935 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
936 * config/lots: Remove defns of HAVE_ATEXIT.
938 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
940 * calls.c (precompute_arguments): Fix typo in comment.
941 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
944 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
946 * dsp16xx.c (override_options): Fix typos in GC root registration.
948 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
950 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
952 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
953 (FUNCTION_PROFILER): Redefine appropriately for Linux.
954 (CC1_SPEC): Likewise.
956 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
958 * genattr.c (main): Add extern prototype. Call return, not exit.
959 * genattrtab.c (main): Likewise.
960 * gencheck.c (main): Likewise.
961 * gencodes.c (main): Likewise.
962 * genconfig.c (main): Likewise.
963 * genemit.c (main): Likewise.
964 * genextract.c (main): Likewise.
965 * genflags.c (main): Likewise.
966 * gengenrtl.c (main): Likewise.
967 * genopinit.c (main): Likewise.
968 * genoutput.c (main): Likewise.
969 * genpeep.c (main): Likewise.
970 * genrecog.c (main): Likewise.
972 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
973 * genattrtab.c (get_insn_name): Likewise.
974 * gencodes.c (get_insn_name): Likewise.
975 * genconfig.c (get_insn_name): Likewise.
976 * genemit.c (get_insn_name): Likewise.
977 * genextract.c (get_insn_name): Likewise.
978 * genflags.c (get_insn_name): Likewise.
979 * genopinit.c (get_insn_name): Likewise.
980 * genpeep.c (get_insn_name): Likewise.
982 * gencheck.c (usage): Add static prototype.
983 * genextract.c (print_path): Constify a char*.
984 * genopinit.c (optabs): Likewise.
985 * genoutput.c (operand_data, data, output_predicate_decls,
986 compare_operands): Likewise.
987 * genrecog.c (write_tree): Add default case in switch.
989 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
991 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
993 * print-rtl.c (get_insn_name): Remove prototype.
995 * toplev.h (progname): Declare const.
997 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
998 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
999 dump_sched_info, dump_local_alloc, regset_release_memory,
1000 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
1001 error_with_file_and_line, error_with_decl, error_for_asm, error,
1002 fatal, warning_with_file_and_line, warning_with_decl, warning,
1003 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
1004 Remove redundant prototypes.
1006 (notice, check_lang_option, report_file_and_line, vnotice,
1007 mark_file_stack): Add static prototype.
1008 (set_fatal_function): Add prototype.
1009 (vnotice, report_file_and_line, set_fatal_function,
1010 check_lang_option): Constify a char*.
1011 (main): Prototype. Call return, not exit.
1013 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1015 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
1017 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
1019 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
1021 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
1023 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1025 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
1026 behave as if it's zero in all cases.
1027 (expand_function_start): Adjust call to assign_parms.
1028 * tree.h (assign_parms): Adjust prototype.
1029 * objc/objc-act.c (hack_method_prototype): Adjust call to
1032 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
1034 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
1035 arg_pointer_rtx fixed if the argument pointer register is
1037 (NONZERO_BASE_PLUS_P): Likewise.
1039 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
1041 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
1042 match_insn2 to match_insn.
1043 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
1045 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
1047 * Makefile.in (USER_H): Remove va-foo.h.
1049 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
1050 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
1051 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
1052 va-spur.h,va-v850.h}: Remove.
1054 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
1056 * sparc/sparc.md (eligible_for_return_delay): New attribute.
1057 (in_return_delay): Use it instead of match_insn.
1059 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1061 * config/alpha/va_list.h (va-alpha.h): Do not include.
1062 (__gnuc_va_list): Typedef as in varargs.h.
1064 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
1066 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
1067 DECL_LIVE_RANGE_RTL.
1069 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
1071 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
1072 not NOTE_BLOCK_NUMBER.
1073 (expand_eh_region_end): Likewise.
1074 (find_exception_handler_labels): Likewise.
1075 (scan_region): Likewise.
1076 (exception_optimize): Likewise.
1077 (update_rethrow_references): Likewise.
1078 (set_insn_eh_region): Likewise.
1079 * final.c (final_scan_insn): Likewise.
1080 * flow.c (make_edges): Likewise.
1081 * integrate.c (expand_inline_function): Likewise.
1082 * print-rtl.c (print_rtx): Likewise.
1084 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
1086 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
1087 terms of builtin functions and types.
1089 * mips.c (mips_build_va_list): New.
1090 (mips_va_start, mips_va_arg): New.
1091 * mips.h (BUILD_VA_LIST_TYPE): New.
1092 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1094 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
1095 (sh_build_va_list, sh_va_start, sh_va_arg): New.
1096 * sh.h (BUILD_VA_LIST_TYPE): New.
1097 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1099 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
1101 * recog.h (struct recog_data): Make dup_num, operand_address_p,
1102 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
1103 (struct insn_data): Likewise with n_operands, n_dups,
1104 n_alternatives, output_format.
1105 * regclass.c (scan_one_insn): Cast n_operands to int before
1106 arithmetic inside comparison.
1108 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
1110 * toplev.c (compile_function): Unconditionally emit nop.
1112 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1114 * haifa-sched.c (actual_hazard): Move declaration of variable
1115 `this_cost' into the scope where it is used.
1117 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1119 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
1120 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
1121 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
1123 * genrecog.c (make_insn_sequence): Call memset, not bzero.
1125 * jump.c (find_insert_position): Don't declare or define unless
1126 !HAVE_conditional_arithmetic.
1127 (returnjump_p_1, delete_prior_computation): Add static prototypes.
1129 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
1131 * recog.c (offsettable_address_p): Prototype function pointer.
1132 (preprocess_constraints): Call memset, not bzero.
1134 * tree.c (tree_node_kind_names): Constify a char*. Make static.
1135 (gcc_obstack_init): Don't declare.
1136 (fix_sizetype): Add static prototype.
1137 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
1138 (tree_cons): Call memset, not bzero.
1140 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
1141 definition in macro ASM_WEAKEN_LABEL.
1142 (mark_const_hash_entry): Add static prototype.
1144 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1146 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
1148 * unroll.c (find_common_reg_term, subtract_reg_term,
1149 loop_find_equiv_value): Add static prototypes.
1150 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
1151 (copy_loop_body): Remove unreachable break statement.
1153 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
1155 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
1157 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1159 Undo some changes from the gcc2 merge:
1160 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
1161 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
1165 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
1166 * emit-rtl.c (gen_lowpart_common): Disable optimization of
1167 initialized float-int union if the value is a NaN.
1169 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
1171 * gthr-win32.h: New file.
1173 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
1174 shared as a valid attribute.
1175 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
1176 * extend.texi: Document `shared' variable attribute.
1178 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
1180 * configure.in: Handle --enable-threads on FreeBSD.
1181 * configure: Rebuit.
1183 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1185 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
1187 * configure: Rebuilt.
1189 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
1190 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
1191 Rosimildo DaSilva <rdasilva@connecttel.com>
1193 * configure.in (m68k-*-rtemscoff*): Added.
1194 * configure.in (mips64orion-*-rtems*): Converted to ELF.
1195 * configure.in (sparc-*-rtemsaout*): Added as alias for old
1196 sparc-rtems configuration.
1197 * configure.in (sparc-*-rtemself*): Added.
1198 * configure.in (sparc-*-rtems*): Now ELF not a.out.
1199 * config/i386/rtems.h: Added comment.
1200 * config/sparc/rtemself.h: New file.
1202 * configure.in (m68k-rtemself): Added.
1203 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
1204 and DWARF_DEBUGGING_INFO.
1205 * config/m68k/crti.s: New file.
1206 * config/m68k/crtn.s: New file.
1207 * config/m68k/t-crtstuff: New file.
1208 * config/m68k/rtemself.h: New file.
1210 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
1211 global ctor/dtor and C++ exception handling.
1212 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
1213 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
1215 * config/i386/t-rtems-i386: New File.
1217 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
1219 * stmt.c (expand_end_case): Return right away if the case stack is
1222 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
1224 * Makefile.in (version.c): Remove rule incorrectly brought in from
1227 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
1229 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
1230 * msdos/top.sed: Take into account a prepended $(SHELL) to
1232 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
1234 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
1236 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1238 * regmove.c (fixup_match_1): Don't change an unchanging register.
1239 (stable_but_for_p): Renamed to:
1240 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
1241 Changed all callers.
1243 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
1245 * loop.c (strength_reduce): Don't call reg_used_between_p if the
1246 insn from BL2 is after the insn from BL.
1248 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
1250 * recog.h (INSN_OUTPUT_FORMAT_*): New.
1251 (struct insn_data): Merge `template' and `outfun' into `output'.
1252 Add `output_format'.
1253 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
1254 (struct data): Remove `outfun'; add `output_format'.
1255 (name_for_index): Remove declaration.
1256 (output_insn_data): Handle output formats.
1257 (process_template): Emit the bare array for @.
1258 (gen_expand, gen_split): Set output_format to NONE.
1259 * output.h (get_insn_template): Declare.
1260 * final.c (get_insn_template): New.
1261 (final_scan_insn): Use it.
1262 * toplev.c (compile_file): Likewise.
1264 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1265 * i860/i860.c (output_delayed_branch): Likewise.
1266 (output_delay_insn): Likewise.
1268 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1270 * rtl.c (obstack_alloc_rtx): Removed.
1272 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
1274 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
1276 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1278 * i386.c (call_insn_operand): Reject const_int.
1279 (expander_call_insn_operand): Use call_insn_operand.
1281 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1283 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
1285 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
1287 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
1288 Use DImode operation.
1290 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
1292 * gcc.c: Include sys/resource.h.
1293 (report_times): New flag.
1294 (execute): If report_times is set, calculate and report the
1295 CPU time consumed by each subprocess.
1297 (rus, prus): New globals.
1298 (option_map): Add --time.
1299 (display_help): Document -time.
1300 (process_command): Set report_times if -time is given.
1301 Turn off -pipe if -time is given.
1303 * invoke.texi: Document new option -time.
1305 * configure.in: Check for getrusage. Check if we have to
1306 prototype getrusage.
1307 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
1308 * configure: Regenerate.
1309 * config.in: Regenerate.
1311 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
1313 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
1316 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
1318 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
1319 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
1320 (nan): Return _thenan_sf or _thenan_df as appropriate.
1321 (L_thenan_sf): Define _thenan_sf.
1322 (L_thenan_df): Define _thenan_df.
1324 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
1325 (DPBIT_FUNCS): Add _thenan_df.
1327 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
1329 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
1332 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1334 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
1337 (lang_specific_driver): Don't take a function pointer parameter.
1338 All callers changed.
1340 * gcc.c: Include gcc.h.
1341 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
1342 lang_specific_extra_outfiles, fatal): Don't declare.
1343 (multilib_defaults_raw): Constify.
1344 (read_specs): Call memset, rather than bzero.
1345 (main): Call return, not exit.
1346 (lookup_compiler): Call memcpy, not bcopy.
1347 (fatal): Make extern.
1349 * cppspec.c: Include gcc.h.
1350 (lang_specific_driver): Initialize variable `quote'. Constify a
1351 char*. All calls to the function pointer parameter now
1352 explicitly call `fatal'.
1354 * gccspec.c (lang_specific_driver): Include gcc.h.
1356 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
1358 * arm.c (note_invalid_constants): Use recog_data.operand_type
1361 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1363 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
1366 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
1367 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1368 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1369 reload_secondary_in_reload, reload_secondary_out_reload,
1370 reload_secondary_in_icode, reload_secondary_out_icode,
1371 reload_reg_rtx, reload_when_needed): Delete declarations.
1372 (struct reload): New structure.
1373 (rld): Declare new array.
1374 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
1375 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1376 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1377 reload_secondary_in_reload, reload_secondary_out_reload,
1378 reload_secondary_in_icode, reload_secondary_out_icode,
1379 reload_reg_rtx, reload_when_needed): Delete definitions.
1381 (whole file): Replace uses of the deleted arrays with uses of rld.
1382 * reload1.c (whole file): Replace uses of the deleted arrays with
1384 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
1385 explicit loops, not with bcopy.
1387 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
1389 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
1390 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
1391 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
1392 insn_name): Delete and consolidate into new structures.
1393 (insn_operand_predicate_fn): New.
1394 (insn_output_fn): New.
1396 (struct insn_operand_data): New.
1397 (struct insn_data): New.
1399 (OUT_FCN): Update for insn_data change.
1400 * builtins.c (expand_builtin_strlen): Likewise.
1401 (expand_builtin_memcmp): Likewise.
1402 * combine.c (make_extraction, simplify_comparison): Likewise.
1403 * cse.c (canon_reg, cse_insn): Likewise.
1404 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
1405 * expmed.c (store_bit_field, extract_bit_field): Likewise.
1406 (emit_store_flag): Likewise.
1407 * expr.c (convert_move, emit_block_move): Likewise.
1408 (clear_storage, emit_push_insn, expand_increment): Likewise.
1409 (do_store_flag): Likewise.
1410 * expr.h (GEN_FCN): Likewise.
1411 (insn_gen_function): Die.
1412 * final.c (final_scan_insn): Update for insn_data change.
1413 (output_asm_name): Likewise.
1414 * function.c (fixup_var_refs_1): Likewise.
1415 * loop.c (check_dbra_loop): Likewise.
1416 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
1417 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
1418 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
1419 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
1420 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
1421 * regmove.c (gen_add3_insn): Likewise.
1422 * reload.c (push_secondary_reload, combine_reloads): Likewise.
1423 (find_reloads, find_reloads_address_1): Likewise.
1424 (debug_reload_to_stream): Likewise.
1425 * reload1.c (emit_reload_insns, gen_reload): Likewise.
1426 * stmt.c (expand_end_case): Likewise.
1427 * toplev.c (compile_file): Likewise.
1429 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1430 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1432 * print-rtl.c (insn_name_ptr): Remove declaration.
1433 (get_insn_name): Declare.
1434 (print_rtx): Use it.
1435 * genoutput.c (insn_name_ptr): Remove.
1436 (next_operand_number): New.
1437 (struct operand_data): New.
1438 (null_operand, odata, odata_end): New.
1439 (struct data): Use struct operand_data.
1440 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
1441 (get_insn_name): Renamed from name_for_index.
1442 (output_prologue): Define NO_MD_PROTOTYPES.
1443 (output_predicate_decls): Break out from output_epilogue.
1444 Iterate over the operands list.
1445 (output_operand_data): Break out from output_epilogue. Emit
1446 just the operands list.
1447 (output_insn_data): Break out from output_epilogue. Emit just
1449 (output_epilogue): Remove.
1450 (output_get_insn_name): New.
1451 (constraints, op_n_alternatives, predicates, address_p): Die.
1452 (modes, strict_low, seen): Die.
1453 (scan_operands): Take new param `d' instead of writing to
1454 seven global variables.
1455 (compare_operands): New.
1456 (place_operands): New.
1457 (validate_insn_alternatives): Update for struct data change.
1458 (gen_insn): Don't zero or copy 7 global arrays. Update for
1459 scan_operands; call place_operands.
1460 (gen_peephole, gen_expand, gen_split): Likewise.
1461 (main): Update for new output routines.
1463 * genattr.c (insn_name_ptr): Remove.
1464 (get_insn_name): New function.
1465 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
1466 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
1467 * genrecog.c: Likewise.
1469 * alpha.md (adddi3): Make `pattern' array static.
1471 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1473 * config/c4x/c4x.h (c4x_rpts_cycles_string,
1474 c4x_cpu_version_string): Constify char *.
1475 * config/c4x/c4x.c (c4x_rpts_cycles_string,
1476 c4x_cpu_version_string): Likewise.
1478 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
1480 * tree.c (save_tree_status): Revert 10 Sep change.
1481 (restore_tree_status): Likewise. Call obstack_free with NULL
1482 before freeing the obstack proper.
1484 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
1486 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
1488 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
1489 surrounding context.
1491 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
1493 * tree.c (type_hash_canon): Put all types in the hash-table, when
1496 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
1498 * recog.h (struct recog_data, recog_data): New.
1499 (recog_foo variables): Kill.
1500 * recog.c (recog_operand, recog_operand_loc): Kill.
1501 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
1502 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
1503 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
1504 (recog_data): Define.
1505 (extract_insn): Update all recog_foo references to use recog_data.
1506 (preprocess_constraints, constrain_operands): Likewise.
1507 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
1508 * genattrtab.c (main): Likewise.
1509 * genextract.c (main): Likewise.
1510 * genoutput.c: Likewise.
1511 * genrecog.c (write_subroutine, main): Likewise.
1512 * local-alloc.c (block_alloc): Likewise.
1513 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
1514 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
1515 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
1516 * reload.c (find_reloads, find_reloads_toplev): Likewise.
1517 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
1518 (reload_cse_simplify_operands): Likewise.
1520 * arc/arc.c (arc_final_prescan_insn): Likewise.
1521 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
1522 * h8300/h8300.c (notice_update_cc): Likewise.
1523 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
1524 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1525 * mn10200/mn10200.c (notice_update_cc): Likewise.
1526 * mn10300/mn10300.c (notice_update_cc): Likewise.
1527 * romp/romp.c (update_cc): Likewise.
1528 * sparc/sparc.c (check_pic): Likewise.
1529 * v850/v850.c (notice_update_cc): Likewise.
1531 * genemit.c (main): Don't declare recog_operand.
1533 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
1535 * ggc.h (rtvec_def): Forward declare.
1536 (tree_node): Likewise.
1539 (ggc_set_mark_rtx): Add prototype.
1540 (ggc_set_mark_rtvec): Likewise.
1541 (ggc_set_mark_tree): Likewise.
1542 * ggc-simple.c (ggc_root): Don't define.
1543 (roots): Don't declare.
1544 (ggc_mark_rtx): Remove.
1545 (ggc_mark_rtvec): Likewise.
1546 (ggc_mark_tree): Likewise.
1547 (ggc_mark_varray): Likewise.
1548 (ggc_mark_tree_hash_table_entry): Likewise.
1549 (ggc_mark_tree_hash_table): Likewise.
1550 (ggc_set_mart_rtx): New function.
1551 (ggc_set_mark_rtvec): Likewise.
1552 (ggc_set_mark_tree): Likewise.
1553 (ggc_add_root): Remove.
1554 (ggc_add_rtx_root): Likewise.
1555 (ggc_remove_tree_root): Likewise.
1556 (ggc_add_string_root): Likewise.
1557 (ggc_add_tree_varray_root): Likewise.
1558 (ggc_add_tree_hash_table_root): Likewise.
1559 (ggc_del_root): Likewise.
1560 (ggc_mark_rtx_ptr): Likewise.
1561 (ggc_mark_tree_ptr): Likewise.
1562 (ggc_mark_string_ptr): Likewise.
1563 (ggc_mark_tree_varray_ptr): Likewise.
1564 (ggc_mark_tree_hash_table_ptr): Likewise.
1565 * ggc-common.c: New file.
1566 * Makefile.in (OBJS): Add ggc-common.o.
1567 (ggc-common.o): List dependencies.
1569 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
1571 * cppalloc.c (xstrdup): Use memcpy.
1572 * cpperror.c (cpp_print_containing_files): Don't use
1574 * cpplib.c (conditional_skip): Set temp->lineno.
1575 (do_endif): Make error message less obscure.
1576 (if_directive_name): New function.
1577 (cpp_get_token [case EOF]): Unwind the if stack and generate
1578 error messages for each unterminated conditional in this file.
1579 (parse_string): Do not behave differently if -traditional.
1581 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
1583 * builtins.c (expand_builtin_va_arg): Cope with an array-type
1584 va_list decomposing to pointer-type.
1585 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
1586 (rs6000_va_arg): Likewise.
1588 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
1590 * except.c (start_dynamic_handler): Compute size using
1591 STACK_SAVEAREA_MODE.
1593 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1595 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
1596 include directory headers. Don't define strrchr. Don't provide
1597 my_* replacement functions. Prefer PTR over `pointer_type'.
1598 Don't prototype system functions. Don't redefine getopt.
1600 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
1601 safe_read, safe_write, save_pointers, restore_pointers,
1602 is_id_char, in_system_include_dir, directory_specified_p,
1603 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
1604 find_corresponding_lparen, referenced_file_is_newer,
1605 save_def_or_dec, munge_compile_params, gen_aux_info_file,
1606 process_aux_info_file, identify_lineno, check_source,
1607 seek_to_line, forward_to_next_token_char, output_bytes,
1608 output_string, output_up_to, other_variable_style_function,
1609 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
1610 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
1611 find_static_definition, connect_defs_and_decs, add_local_decl,
1612 add_global_decls, needs_to_be_converted, visit_each_hash_node,
1613 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
1614 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
1615 scan_for_missed_items, edit_file, string_list_cons): Add static
1617 (standard_exec_prefix, target_machine, target_version,
1618 default_syscalls_dir, string_list, string_list_cons, find_file,
1619 do_cleaning): Constify a char*.
1620 (safe_read, safe_write): Use PTR, not a char*.
1621 (is_id_char): Take an int, not a char.
1622 (main): Add prototype. Call return, not exit.
1624 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
1626 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
1627 when comparing types.
1629 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
1631 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
1632 (strength_reduce): Release the varrays from the no-bivs early exit.
1634 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
1635 the loop over the registers.
1637 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
1639 (restore_tree_status): Check that instead when freeing the obstack.
1641 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
1643 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
1646 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1648 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
1649 operand size modifiers.
1651 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1653 * c-common.c (c_common_nodes_and_builtins): Don't build
1655 * c-common.h (enum c_tree_index and related accesor macros): Remove
1656 everything now declared in tree.h.
1657 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1658 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
1659 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
1660 (error_mark_node, void_type_node, char_type_node, integer_type_node,
1661 unsigned_type_node, ptr_type_node, va_list_type_node,
1662 integer_zero_node, null_pointer_node, integer_one_node): Delete.
1663 (init_decl_processing): Call build_common_tree_nodes and
1664 build_common_tree_nodes_2 instead of building their nodes here.
1665 Don't add roots for these nodes.
1666 * stor-layout.c (size_zero_node, size_one_node): Delete.
1667 (set_sizetype): Make a new node for bitsizetype each time.
1668 * tree.c (global_trees): New variable.
1669 (init_obstacks): Add a gc root for it.
1670 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1671 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
1672 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
1673 (build_common_tree_nodes): New function.
1674 (fix_sizetype): New function.
1675 (build_common_tree_nodes_2): New function.
1676 * tree.h (enum tree_index): New.
1677 (global_trees): Declare.
1678 Add accessor macros for all nodes now moved to global_trees.
1679 Delete their declarations.
1681 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
1683 * c-decl.c (finish_function): When processing a nested function,
1684 push and pop GC context around rest_of_compilation.
1686 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
1688 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
1689 Default ix86_arch to PROCESSOR_I386.
1690 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
1691 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
1692 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
1693 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
1694 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
1695 (EXTRA_SPECS): Remove deleted specs.
1697 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
1699 * function.c (assign_stack_local_1): Allocate from
1700 function->x_frame_offset, not frame_offset.
1702 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
1704 * ggc.h (lang_cleanup_tree): Remove.
1705 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
1706 * ggc-callbacks.c (lang_cleanup_tree): Remove.
1708 * c-decl.c (finish_struct): Use ggc_alloc to allocate
1709 TYPE_LANG_SPECIFIC when garbage collecting.
1710 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
1711 (lang_cleanup_tree): Remove.
1713 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
1715 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
1716 * crtstuff.c: Not here.
1717 * dwarf2out.c: Or here.
1718 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
1721 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
1723 * function.h (free_after_compilation): Remove decl parameter.
1724 (free_varasm_status0: Likewise.
1725 (free_emit_status): Likewise.
1726 (free_stmt_status): Likewise.
1727 (free_after_compilation): Likewise.
1728 (init_lang_status): New variable.
1729 (free_lang_status): Likewise.
1730 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
1731 * function.c (init_lang_status): New variable.
1732 (free_lang_status): Likewise.
1733 (push_function_context_to): Don't set function::decl here.
1734 (free_after_copmilation): Make decl parameter implicit. Call
1735 free_lang_status if defined.
1736 (prepare_function_start): Call init_lang_status if defined.
1737 (init_function_start): Set function::decl here.
1738 * profile.c (output_func_start_profiler): Don't call pushdecl
1739 until we've actually started the function.
1740 * stmt.c (free_stmt_status): Make decl parameter implicit.
1741 * toplev.c (rest_of_compilation): Don't pass decl to
1742 free_after_compilation.
1743 * varasm.c (free_varasm_status): Likewise.
1745 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1747 * except.c (call_get_eh_context): Add root when allocating static
1750 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
1752 * arm.c: Include "ggc.h".
1753 (arm_add_gc_roots): New function.
1754 (arm_override_options): Call it.
1755 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
1757 * arm.md (define_asm_attributes): Add a pool_range attribute.
1759 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
1761 * extend.texi (Volatiles): New node.
1763 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
1765 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
1766 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
1767 (struct ggc_any): Replace `mark' with `magic_mark'.
1768 (ggc_alloc_string): Use memcpy, not bcopy.
1769 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
1770 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
1771 (ggc_free_any): New.
1772 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
1773 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
1774 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
1775 Use IS_MARKED. Use ggc_free_any.
1777 1999-09-09 Scott Bambrough <scottb@netwinder.org>
1779 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
1781 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
1783 * toplev.c (main): Always init_ggc.
1785 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
1787 * except.c (find_all_handler_type_matches): Free the list if
1788 we found no matches.
1790 * combine.c (SUBST): Break out to a real function do_SUBST.
1791 (SUBST_INT): Likewise.
1792 * gcse.c (free_pre_mem): Free `temp_bitmap'.
1793 (pre_insert): Free `inserted'.
1794 * loop.c (basic_induction_var): Always set `location'.
1796 * function.c (expand_function_end): Add initial_trampoline as a root.
1797 * rtl.h (init_varasm_once): Declare.
1798 * toplev.c (compile_file): Call it.
1799 * ggc-simple.c (ggc_mark_string_ptr): New.
1800 (ggc_add_string_root): New.
1801 (ggc_collect): Disable collection avoidance temporarily.
1802 * ggc.h (ggc_add_string_root): Declare.
1803 * except.c (create_rethrow_ref): Use ggc_alloc_string.
1804 * optabs.c (init_libfuncs): Likewise.
1805 * varasm.c (named_section): Use ggc_alloc_string.
1806 (make_function_rtl): Likewise.
1807 (make_decl_rtl): Likewise.
1808 (assemble_static_space): Likewise.
1809 (assemble_trampoline_template): Likewise.
1810 (output_constant_def): Likewise.
1811 (force_const_mem): Likewise.
1812 (mark_const_hash_entry): New.
1813 (mark_pool_sym_hash_table): New.
1814 (mark_varasm_state): Use it.
1815 (init_varasm_once): New.
1817 * expr.h (init_one_libfunc): Declare.
1818 * optabs.c (init_one_libfunc): New.
1819 (init_optabs): Use it.
1820 * config/gofast.h: Likewise.
1821 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
1822 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
1824 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1826 * Makefile.in (cppexp.o): Depend on cpphash.h.
1827 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
1829 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
1830 * cpplib.c (do_define): Generalise to handle poisoned definitions,
1831 redefining poisoned identifiers, etc.
1832 (do_undef): Don't allow poisoned identifiers to be undefined.
1833 (do_pragma): Add #pragma poison.
1834 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
1836 * cccp.c: Add T_POISON node type.
1837 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
1839 (do_define): Generalise to handle poisoned definitions,
1840 redefining poisoned identifiers, etc.
1841 (do_undef): Don't allow poisoned identifiers to be undefined.
1842 (do_pragma): Add #pragma poison.
1843 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
1845 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
1846 * c-pragma.h: Add ps_poison state. We now always have generic
1849 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
1851 * ggc.h (ggc_alloc): New function.
1852 (ggc_mark): Likewise.
1853 * ggc-simple.c (ggc_any): New structure.
1854 (ggc_status): Add anys.
1855 (n_anys_collected): New variable.
1856 (ggc_alloc): Define.
1857 (ggc_mark): Likewise.
1858 (ggc_collect): Collect the anys.
1860 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1862 * c-decl.c (mark_binding_level): Make static to match prototype.
1864 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
1866 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
1868 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
1870 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
1871 will use into account. Expand the max width to 5.
1874 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
1876 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
1879 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
1881 * alpha.md (call value patterns): Remove the result predicates.
1883 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
1885 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
1888 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1890 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
1891 changed from extern char *, to extern PTR. Also fix typo in
1892 NEED_DECLARATION_REALLOC test.
1894 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
1896 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1898 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
1899 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
1900 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
1901 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
1903 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
1905 * cccp.c (pcfinclude): Likewise.
1907 * global.c (allocno_compare): Likewise.
1909 * haifa-sched.c (rank_for_schedule): Likewise.
1911 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
1913 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
1915 * stupid.c (stupid_reg_compare): Likewise.
1917 * tree.c (_obstack_allocated_p): Likewise.
1919 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
1921 1999-09-08 Bruce Korb autogen@linuxbox.com
1923 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
1924 why "gperf -F" fails.
1925 * gcc/cp/Makefile.in: ditto
1926 * gcc/Makefile.in: ditto
1927 * gcc/java/Makefile.in: ditto
1929 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
1931 * lists.c: Include ggc.h.
1933 (init_EXPR_INSN_LIST_cache): Install it.
1935 * ggc-simple.c (init_ggc): Absorb the old init.
1936 (ggc_push_context): Use xcalloc.
1937 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
1938 (ggc_collect): Add [rvts] tags to the collection stats.
1940 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
1942 * cccp.c (main): Fix handling of -include and -imacros options.
1944 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
1946 * cpplib.c (cpp_push_buffer): Fix order of arguments.
1948 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1950 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
1953 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1955 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
1956 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
1957 and SET_DEST. Update comment.
1959 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1961 * config/c4x/c4x.c: Include ggc.h.
1962 (c4x_add_gc_roots): New function.
1963 (c4x_override_options): Call c4x_add_gc_roots.
1965 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
1967 * defaults.h (TARGET_ESC): Move ...
1968 * system.h: ... here, where Linas had it in the first place. Silly me.
1970 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
1972 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
1973 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
1974 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
1975 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
1976 * defaults.h (TARGET_ESC): Add default.
1978 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
1980 * configure.in: add i370-*-openedition, i370-*-mvs and
1981 i370-*-linux targets
1983 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
1985 * dsp16xxx.c: Include ggc.h
1986 (override_options): Mark GC roots.
1987 * mn10200.c: Include ggc.h.
1988 (asm_file_start): Mark GC roots.
1989 * tahoe.c: Include ggc.h.
1990 (extensible_operand): Mark GC roots.
1992 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
1994 * README: Add section discussing status of ELF ABI.
1995 * i370.c: Fix misc spelling mistakes.
1996 (i370_label_scan): Updated notes, exception handling.
1997 (i370_function_prolog): Simplify ELF stack handling.
1998 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
1999 (STACK_GROWS_DOWNWARD): ELF stack grows down.
2000 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
2001 * i370.md: (movdi): Add notes.
2002 (floatsidf2): Use stack not rtca for scratch float area.
2003 (iorsi3): Correct operand constraints.
2004 * x-oe: Restore TAROUTOPTS which are used by pax.
2006 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
2008 * rs6000.c: Include ggc.h.
2009 (rs6000_add_gc_roots): New function.
2010 (override_options): Call it.
2012 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
2014 * alpha.h (alpha_compare): New.
2015 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
2016 * alpha.c: Likewise for the definitions.
2017 (alpha_emit_conditional_branch): Update for alpha_compare.
2018 (alpha_emit_conditional_move): Likewise.
2019 * alpha.md (cmpdf, cmpdi): Likewise.
2020 (setcc patterns): Likewise. Zero alpha_compare after use.
2021 (sne): Optimize (x != 0) into (0U < x).
2023 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
2025 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
2026 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
2027 (INIT_EXPANDERS): Remove.
2028 * alpha.c: Include ggc.h.
2029 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
2030 (alpha_init_machine_status, alpha_mark_machine_status): New.
2031 (override_options): Install them.
2032 (struct machine_function): Moved to alpha.h.
2033 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
2034 (alpha_init_expanders): Remove.
2035 (alpha_return_addr): Adjust to use current_function->machine.
2036 (alpha_ra_ever_killed): Likewise.
2037 (alpha_expand_epilogue): Likewise.
2038 * alpha.md (eh_epilogue): Likewise.
2040 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
2041 Melissa O'Neill <oneill@cs.sfu.ca>
2042 Geoffrey Keating <geoffk@cygnus.com>
2044 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
2045 call-used registers (call-saved registers must still be contiguous
2046 and end with r31, of course).
2048 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
2050 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
2051 (self_promoting_type_p): Delete.
2052 (self_promoting_args_p): Move ...
2053 * c-common.c: ... here.
2054 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
2055 (simple_type_promotes_to): New.
2056 * builtins.c (lang_type_promotes_to): New.
2057 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
2058 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
2059 * c-common.h: ... here.
2060 (self_promoting_args_p, simple_type_promotes_to): Declare.
2061 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
2062 (grokdeclarator): Likewise.
2063 * tree.h (lang_type_promotes_to): Declare.
2065 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
2067 Add some machine-dependent GC roots.
2068 * sparc.c: Include ggc.h.
2069 (sparc_add_gc_roots): New function.
2070 (mark_ultrasparc_pipeline_state): Likewise.
2071 (override_options): Call sparc_add_gc_roots.
2072 * pa.c: Include ggc.h.
2073 (pa_add_gc_roots): New function.
2074 (mark_deferred_plabels): Likewise.
2075 (override_options): Call pa_add_gc_roots.
2076 * mips.c: Include ggc.h.
2077 (mips_add_gc_roots): New function.
2078 (override_options): Use it.
2080 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2082 * cpperror.c (cpp_file_line_for_message): Constify a char*.
2084 * cppexp.c (parse_number, parse_charconst, cpp_lex,
2085 cpp_parse_expr): Add static prototypes.
2086 (parse_charconst): Don't cast away const-ness.
2087 (token): Constify a char*.
2089 * cppfiles.c (file_name_list, include_hash, find_include_file,
2090 finclude, initialize_input_buffer): Constify a char*.
2091 (file_cleanup, find_position): Add static prototypes.
2093 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
2094 collect_expansion): Add static prototypes.
2095 (cpp_install, create_definition, monthnames): Constify a char*.
2097 * cpphash.h (cpp_install): Likewise.
2099 * cppinit.c (known_suffixes, default_include,
2100 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
2101 (base_name, dump_special_to_buffer, initialize_dependency_output):
2102 Add static prototypes.
2104 * cpplib.c (my_strerror): Constify a char*.
2105 (null_underflow, null_cleanup, skip_comment, copy_comment,
2106 copy_rest_of_line, handle_directive, pass_thru_directive,
2107 get_directive_token, read_line_number, cpp_print_file_and_line,
2108 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
2109 v_cpp_warning_with_line, detect_if_not_defined,
2110 consider_directive_while_skipping): Add static prototypes.
2111 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
2112 cpp_pedwarn_with_file_and_line): Constify a char*.
2114 * cpplib.h (cpp_options, include_hash, progname, definition,
2115 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
2116 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
2117 find_include_file, deps_output, include_hash): Constify a char*.
2119 * cppmain.c (progname): Constify.
2120 (main): Add prototype. Use return, not exit.
2122 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
2123 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
2124 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
2125 check_protection): Add static prototype.
2127 (progname, recognized_macrom, recognized_extern): Constify a char*.
2128 (main): Add prototype.
2130 * gen-protos.c (progname): Constify a char*.
2132 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
2134 * emit-rtl.c (free_emit_status): Take decl as a parameter.
2135 (init_emit_once): Add more GC roots.
2136 * except.c (mark_func_eh_entry): New function.
2137 (mark_eh_node): Mark false_label and rethrow_label.
2138 (init_eh): Add more GC roots.
2139 * function.c (free_after_compilation): Take decl as a paramter.
2140 Call free_stmt_status.
2141 (mark_function_state): Don't assume x_parm_reg_stack_loc is
2143 * function.h (free_after_compilation): Change prototype.
2144 (free_varasm_status): Likewise.
2145 (free_emit_status): Likewise.
2146 (free_stmt_status): New function.
2147 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
2148 Remove, replacing with ...
2149 (ggc_status): New structure.
2150 (ggc_chain): New variable.
2152 (ggc_push_context): New function.
2153 (ggc_pop_context): Likewise.
2154 (ggc_alloc_rtx): Adjust for use of ggc_chain.
2155 (ggc_alloc_rtvec): Likewise.
2156 (ggc_alloc_tree): Likewise.
2157 (ggc_alloc_string): Likewise.
2158 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
2159 (ggc_mark_tree): Give language-dependent code a chance to mark
2161 (ggc_mark_tree_varray): Handle empty arrays.
2162 (ggc_collect): Adjust for use of ggc_chain. Clear
2163 bytes_alloced_since_last_gc.
2164 * ggc.h (ggc_pop_context): New function.
2165 (ggc_push_context): Likewise.
2166 * print-tree.c (print_node): Don't print obstacks when GC'ing.
2167 * stmt.c (free_stmt_status): New function.
2168 (init_stmt_for_function): Clear last_expr_value.
2169 * toplev.c (rest_of_compilation): Always call free_after_compilation.
2170 Conditionalize call to ggc_collect.
2171 (main): Call init_ggc.
2172 * tree.c (push_obstacks): Do the push, even when GC'ing.
2173 (push_obstacks_nochange): Likewise.
2174 (pop_obstacks): Liekwise.
2175 * varasm.c (free_varasm_status): Take decl as a parameter.
2177 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
2179 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
2180 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
2181 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
2182 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
2184 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
2186 * pa/x-pa-mpeix: New file for the MPE port.
2188 * pa/quadlib.asm: New file for long double support.
2190 * configure.in: Add hppa1.0-*-mpeix for MPE port.
2191 * configure: Rebuilt.
2193 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
2195 * final.c (shorten_branches): Fix last change.
2197 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
2199 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
2201 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
2203 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
2206 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2208 * c-aux-info.c (concat): Don't define.
2210 * cccp.c (my_strerror): Likewise. All callers changed to use
2212 (do_include): Call xstrdup, not xmalloc/strcpy.
2213 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
2214 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
2216 * collect2.c (my_strsignal): Likewise. All callers changed to use
2218 (locatelib): Call xstrdup, not xmalloc/strcpy.
2220 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
2222 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
2224 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
2226 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
2228 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
2230 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
2232 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
2234 (find_all_handler_type_matches): Likewise. Don't check return
2236 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
2237 xmalloc, not malloc.
2238 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
2240 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
2241 (init_spec): Call xcalloc, not xmalloc/bzero.
2242 (set_spec): Call xstrdup, not save_string.
2243 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
2244 (find_a_file): Call xstrdup, not xmalloc/strcpy.
2245 (process_command): Call xstrdup, not save_string.
2246 (main): Call xcalloc, not xmalloc/bzero.
2248 * gcov.c (xmalloc): Don't define.
2249 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
2250 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
2251 (output_data): Call xcalloc, not xmalloc/bzero.
2253 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
2255 * mips-tdump.c (xmalloc): Don't define.
2256 (print_symbol): Call xmalloc, not malloc.
2257 (read_tfile): Call xcalloc, not calloc.
2259 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
2260 Don't define. All callers of xfree/my_strsignal changed to use
2261 free/strsignal instead.
2262 (allocate_cluster): Call xcalloc, not calloc.
2264 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
2265 Fix memory leak, free allocated memory.
2267 * prefix.c (translate_name): Call xstrdup, not save_string.
2268 (update_path): Likewise.
2270 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
2272 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
2273 Don't define. Callers of xfree/savestring2 changed to use
2274 free/concat instead.
2276 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
2277 (init_elim_table): Likewise.
2279 * resource.c (init_resource_info): Likewise.
2281 * stupid.c (stupid_life_analysis): Likewise.
2283 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
2284 (open_dump_file): Call concat, not xmalloc/strcpy/...
2285 (clean_dump_file): Likewise.
2286 (compile_file): Call xstrdup, not xmalloc/strcpy.
2288 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
2290 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
2291 * v850.c (v850_va_arg): New.
2293 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2295 * haifa-sched.c: Tidy comments.
2297 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2299 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
2300 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
2301 $(out_object_file)): Depend on ggc.h.
2302 * c-common.c: Include "ggc.h".
2303 (combine_strings): If doing GC, use ggc_alloc_string.
2304 * c-decl.c: Include "ggc.h".
2305 (ggc_p): Define with value 0.
2306 (mark_binding_level): New function.
2307 (init_decl_processing): Add GC roots.
2308 (mark_c_function_context): New function.
2309 (lang_mark_false_label_stack): New function.
2310 (lang_mark_tree): New function.
2311 (lang_cleanup_tree): New function.
2312 * c-lang.c: Include "ggc.h".
2313 (lang_init): Call c_parse_init.
2314 * c-lex.c: Include "ggc.h".
2315 (check_linenum): If doing GC, don't copy filenames to permanent
2317 * c-parse.in: Include "ggc.h".
2318 (c_parse_init): New function.
2319 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
2320 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
2322 * except.c (mark_eh_state): Mark more state.
2323 * function.c (mark_function_state): Likewise.
2324 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
2325 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
2326 * toplev.c (mark_file_stack): New function.
2327 (compile_file): If doing GC, use ggc_alloc_string on input filename.
2328 (main): Add root for input_file_stack.
2330 * i386.c: Include "ggc.h".
2331 (ix86_mark_machine_status): New function.
2332 (override_options): Set mark_machine_status.
2334 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2336 * tree.c (copy_node): Copy node contents also if doing GC.
2338 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2340 * collect2.c (scan_libraries): Fix double-thinko :-).
2342 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
2344 * collect2.c (scan_libraries): Fix thinko.
2346 * cse.c (delete_trivially_dead_insns): Do not skip the last
2347 insn if it is a real insn.
2349 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
2351 * Makefile.in (ggc-simple.o): Depend on hash.h.
2352 * ggc.h (ggc_add_tree_hash_table_root): Declare.
2353 (ggc_mark_tree_varray): Likewise.
2354 (ggc_mark_tree_hash_table): Likewise.
2355 * ggc-simple.c: Include hash.h.
2356 (ggc_mark_tree_hash_table_ptr): New function.
2357 (ggc_mark_tree_hash_table_entry): Likewise.
2358 (ggc_mark_tree_hash_table): Likewise.
2359 (ggc_add_tree_hash_table_root): Likewise.
2360 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
2361 rtx, when defining fields.
2363 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2365 * profile.c (output_func_start_profiler): Remove apparently
2366 nonsensical call to start_sequence.
2368 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
2370 * clipper/clipper.c (clipper_va_start): Fix typos.
2372 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
2373 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
2374 (spur_va_arg): New stub.
2376 * configure.in: Comment out pyramid.
2378 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
2380 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
2381 don't conflict with the bits that win32, cygwin, and dgux
2384 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
2385 Bernd Schmidt <bernds@cygnus.co.uk>
2387 * integrate.c (function_cannot_inline_p): Do not inline
2388 functions with forced labels.
2390 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
2391 Bernd Schmidt <bernds@cygnus.co.uk>
2392 Mark Mitchell <mark@codesourcery.com>
2394 * Makefile.in (ggc-simple.o): Depend on varray.h.
2395 (rtl.o): Depend on ggc.h.
2396 (genattrtab.o): Depend on ggc.h.
2397 (print-tree.o): Likewise.
2398 (fold-const.o): Likewise.
2399 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
2400 (make_insn_raw): Don't cache insns when GC'ing.
2401 (emit_insn_before): Likewise.
2402 (emit_insn_after): Likewise.
2403 (emit_insn): Likewise.
2404 (start_sequence): Use xmalloc to allocate the sequence_stack.
2405 (end_sequence): Add free to free it.
2406 (gen_sequence): Don't cache insns when GC'ing.
2407 (clear_emit_caches): Don't use sequence_element_free_list.
2408 (init_emit): Use xcalloc, not xmalloc+bzero.
2409 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
2410 * function.c (pop_function_context_from): Use free to free the
2411 fixup_var_refs_queue.
2412 (put_reg_into_stack): Allocate it with xmalloc.
2413 * genattrtab.c: Include ggc.h.
2414 (operate_exp): Don't use obstack_free when GC'ing.
2415 (simplify_cond): Likewise.
2416 (simplify_text_exp): Likewise.
2417 (optimize_attrs): Likewise.
2418 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
2420 (gencode): Generate a #include for ggc.h.
2421 * ggc-callbacks.c (ggc_p): Define it to zero.
2422 * ggc-none.c (ggc_p): Likewise.
2423 * ggc-simple.c: Include varray.h.
2424 (ggc_mark_tree_varray): New function.
2425 (ggc_add_tree_varray_root): Likewise.
2426 (ggc_mark_tree_varray_ptr): Likewise.
2427 * ggc.h (ggc_p): Declare.
2428 (varray_head_tag): Likewise.
2429 (ggc_add_tree_varray_root): Declare.
2430 * print-tree.c (print_node): Don't check for TREE_PERMANENT
2431 inconsistencies when GC'ing.
2432 * rtl.c: Include ggc.h.
2433 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
2434 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
2435 (rtx_free): Don't call obstack_free when GC'ing.
2436 * toplev.c (rest_of_compilation): Call ggc_collect after every
2438 * tree.c (push_obstacks): Do nothing, if GC'ing.
2439 (pop_obstacks_nochange): Likewise.
2440 (pop_obstacks): Likewise.
2441 (make_node): Use ggc_alloc_tree when GC'ing.
2442 (copy_node): Likewise.
2443 (get_identifier): Use ggc_alloc_string when GC'ing.
2444 (build_string): Likewise.
2445 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
2446 (tree_cons): Likewise.
2448 (type_hash_canon): Don't call obstack_free when GC'ing.
2450 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
2452 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
2453 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
2455 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
2456 Bernd Schmidt <bernds@cygnus.co.uk>
2457 Mark Mitchell <mark@codesourcery.com>
2459 * Makefile.in (stor-layout.o): Depend on ggc.h.
2460 (expr.o): Depend on ggc.h.
2461 (profile.o): Depend on ggc.h.
2462 (stor-layout.o): Depend on ggc.h.
2463 * emit-rtl.c (init_emit_once): Add gc roots.
2464 * expr.c: Include ggc.h.
2465 (emit_block_move): Add gc roots.
2466 (clear_storage): Likewise.
2467 * expr.h (init_stor_layout_once): New function.
2468 * profile.c: Include ggc.h.
2469 (init_arc_profiler): profiler_label is a root.
2470 * scan.c (make_sstring_space): Trust xrealloc to function
2471 correctly with first parameter NULL.
2472 * stor-layout.c: Include ggc.h.
2473 (set_sizetype): Add gc root.
2474 (init_stor_layout_once): New function.
2475 * toplev.c (compile_file): Call it.
2477 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
2478 Bernd Schmidt <bernds@cygnus.co.uk>
2479 Mark Mitchell <mark@codesourcery.com>
2481 * Makefile.in (tree.o): Depend on ggc.h.
2482 (varasm.o): Likewise.
2483 (function.o): Likewise.
2485 (except.o): Likewise.
2486 (optabs.o): Likewise.
2487 (emit-rtl.o): Likewise.
2488 * emit-rtl.c: Include ggc.h.
2489 (sequence_element_free_list): Remove, and all references.
2490 (mark_sequence): New functions.
2491 (mark_emit_state): New function.
2492 * except.c: Include ggc.h.
2493 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
2494 (mark_tree_label_node): New functions.
2495 (mark_eh_state): New function.
2496 * function.c: Include ggc.h.
2497 (mark_temp_slot, mark_function_chain): New functions.
2498 (mark_function_state): New function.
2499 (init_function_once): New function.
2500 * function.h (init_function_once): New function.
2501 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
2502 * ggc.h (label_node): Declare.
2503 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
2504 (lang_mark_false_label_stack): New function.
2505 (mark_temp_slot): Remove declaration.
2506 (mark_function_chain): Likewise.
2507 (mark_eh_state): Adjust prototype.
2508 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
2510 * optabs.c: Include ggc.h.
2511 (mark_optab): New function.
2512 (init_optabs): Add gc roots.
2513 * stmt.c: Include ggc.h.
2514 (mark_cond_nesting, mark_loop_nesting): New functions.
2515 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
2516 (mark_stmt_state): New function.
2517 * toplev.c (compile_file): Call init_function_once.
2518 * tree.c: Include ggc.h.
2519 (type_hash): Move declaration earlier in file.
2520 (TYPE_HASH_SIZE, type_hash_table): Likewise.
2521 (init_obstacks): Add gc roots.
2522 (mark_type_hash): New function.
2523 * varasm.c: Include ggc.h.
2524 (mark_pool_constant): New function.
2525 (mark_varasm_state): New function.
2527 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2529 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
2531 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2533 * c-decl.c (struct language_function): Renamed from struct c_function.
2535 (c_function_chain): Delete.
2536 (push_c_function_context): New arg F. Don't warn about nested
2537 functions here. Fill LANGUAGE elt of F. Delete code to update
2538 c_function_chain. Don't call push_function_context.
2539 (pop_c_function_context): New arg F. Restore from there instead of
2540 from c_function_chain. Don't call pop_function_context. Clear out
2541 LANGUAGE field of F when done.
2542 * c-lang.c: Include "function.h"
2543 (lang_init): Initialize save_lang_status and restore_lang_status.
2544 * c-parse.in (nested_function, nested_function_notype): Warn about
2545 nested functions. Call push_function_context/pop_function_context
2546 instead of the _c_ variants.
2547 * c-tree.h (push_c_function_context, pop_c_function_context): Update
2549 * Makefile.in (c-lang.o): Update dependencies.
2551 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
2552 regno_pointer_flag, regno_pointer_align.
2553 (gen_reg_rtx): Use xrealloc to enlarge them.
2554 (free_emit_status): New function.
2555 * function.c (mark_machine_status, mark_lang_status): New variables.
2556 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
2557 in some bits from assign_stack_local. All callers changed to use new
2559 (assign_stack_local): Just call assign_stack_local_1.
2560 (free_after_compilation): New function.
2561 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
2562 (trampoline_address): Likewise.
2563 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
2564 (prepare_function_start): Explicitly clear some more variables.
2565 * function.h (struct function): New elt can_garbage_collect.
2566 (mark_machine_status, mark_lang_status): Declare variables.
2567 (free_after_compilation, free_emit_status, free_varasm_status,
2568 init_varasm_status): Declare functions.
2569 * toplev.c (rest_of_compilation): Call free_after_compilation when
2570 done with the current function.
2571 * varasm.c (free_varasm_status): New function.
2573 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
2575 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
2576 (EXPAND_BUILTIN_VA_ARG): Define.
2577 * sparc.c (sparc_va_start): New.
2578 (sparc_va_arg): New.
2580 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2582 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
2584 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2586 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
2588 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
2590 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
2592 (ggc-callbacks.o): New target.
2593 * ggc-callbacks.c: New file.
2595 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2597 * expr.h: Collapse individual optab and libfunc vars to arrays.
2598 (optab_index, libfunc_index): New enumerations.
2599 (optab_table, libfunc_table): New arrays.
2600 Add accessor macros for both.
2602 * optabs.c (optab_table, libfunc_table): New.
2603 Delete declarations for individual optab and libfunc vars.
2605 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
2607 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
2609 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2611 * Makefile.in (GGC, GGC_LIB): New.
2612 (HOST_RTL): Include ggc-none.o.
2613 (ggc-simple.o): New target.
2614 (ggc-none.o): Likewise.
2615 * tree.h (tree_common): Add gc_mark.
2616 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
2617 (struct rtvec_def): Add gc_mark.
2618 * emit-rtl.c (global_rtl): Update static initializers to contain
2619 enough initializers.
2620 * ggc.h, ggc-none.c, ggc-simple.c: New files.
2621 * toplev.c (gc_time): New variable.
2622 (all_time): New variable.
2623 (compile_file): Print gc time.
2624 (print_time): Calculate percentage of the whole.
2626 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2628 Change obstack memory management and varasm constant pool handling so
2629 that nested functions are treated like any other functions.
2630 * function.c (init_machine_status): New variable.
2631 (push_function_context_to): Set contains_functions for the outer
2632 function. Don't call save_varasm_status.
2633 (pop_function_context_from): Don't call restore_varasm_status. Don't
2634 set current_function_contains_functions.
2635 (prepare_function_start): Call init_varasm_status rather than
2636 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
2638 * function.h (struct function) Add field varasm. Delete fields
2639 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
2640 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
2641 (init_machine_status): Declare.
2642 (save_varasm_status, restore_varasm_status): Delete declarations.
2643 (save_tree_status, restore_tree_status): Delete last argument.
2644 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
2645 code. All callers changed.
2646 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
2647 save_constants_in_decl_trees, restore_constants, save_constants,
2648 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
2650 (inlining): New variable.
2651 (reg_map, label_map, insn_map, orig_asm_operands_vector,
2652 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
2654 (save_for_inline_nocopy): Don't save constants.
2655 Don't set inl_emit field in current_function.
2656 (expand_inline_function): Use emit field, not inl_emit, of the inlined
2657 function. Set new variable inlining before
2658 calling copy_rtx_and_substitute.
2659 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
2660 constant pool references if inlining is nonzero.
2661 Delete ADDRESS and (most of the) CONST cases.
2662 (output_inline_function): Save and restore current_function/
2663 current_function_decl. Delete restore_constants code. Don't call
2664 init_const_rtx_hash_table.
2665 * output.h (init_const_rtx_hash_table): Don't declare.
2666 * rtl.h (struct function): Declare.
2667 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
2668 * toplev.c (rest_of_compilation): Don't treat nested functions or
2669 functions containing them specially. Delete all code to deal with
2670 save_for_inline_copying.
2671 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
2672 inline_obstacks): Delete variables.
2673 (save_tree_status): Lose arg CONTEXT. All callers changed.
2674 Simply allocate a new function_maybepermanent_obstack for the new
2675 function, delete all the special cases.
2676 Don't save inline_obstacks.
2677 (restore_tree_status): Lose arg CONTEXT. All callers changed.
2678 Delete special handling for function_maybepermanent_obstack; simply
2680 Don't restore inline_obstacks.
2681 (permanent_allocation): Delete code that frees inline_obstacks.
2682 (print_inline_obstack_statistics): Delete function.
2683 (dump_tree_statistics): Don't call it.
2684 * varasm.c (struct varasm_status): New.
2685 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
2686 last_pool, pool_offset, const_double_chain): Delete global
2687 variables, replace with accessor macros.
2688 (immed_double_const): Don't walk const_double_chain outside a
2689 function, but don't treat nested functions specially anymore.
2690 (immed_real_const_1): Likewise.
2691 (clear_const_double_mem): Don't treat nested functions specially.
2692 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
2693 (save_varasm_status, restore_varasm_status): Delete functions.
2694 (init_varasm_status): New function.
2695 (force_const_mem): Don't treat nested functions specially.
2696 (find_pool_constant): Accept new arg F, search for constants in
2697 that function's pool rather than the current one. All callers
2699 (get_pool_constant_for_function, get_pool_mode_for_function): New
2702 * i386.c (init_386_machine_status): New function, mostly from
2703 clear_386_stack_locals.
2704 (struct machine_functions): Rename element names to avoid name
2706 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
2707 macros, replacing global variables.
2708 (clear_386_stack_locals, save_386_machine_status,
2709 restore_386_machine_status): Delete functions.
2710 (override_options): Initialize init_machine_status.
2711 * i386.h (INIT_EXPANDERS): Delete macro.
2712 (save_386_machine_status, restore_386_machine_status,
2713 clear_386_stack_locals): Delete declarations.
2715 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2717 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
2718 (doloop_begin): Simplify pattern and use emit_jump_insn.
2719 (doloop_end): Simplify pattern, switch operand order,
2720 and use emit_jump_insn.
2722 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2724 * function.h (struct function): Add new element LANGUAGE.
2725 (save_lang_status): Declare new variable.
2726 (restore_lang_status): Likewise.
2727 * function.c (save_lang_status): Define.
2728 (restore_lang_status): Likewise.
2729 (push_function_context_to): Call language-specific save function.
2730 (pop_function_context_from): Call language-specific restore function.
2732 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2734 * i386.md (movsf_1): Check REG_P before use of REGNO.
2735 (movdf_1): Likewise.
2736 (movxf_1): Likewise.
2737 (extendsfdf2): Likewise.
2738 (extendsfxf2): Likewise.
2739 (extenddfxf2): Likewise.
2741 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2743 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
2744 constants into memory.
2745 (c4x_shiftable_constant): New function.
2746 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
2747 (c4x_shiftable_constant): Declare.
2748 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
2749 ashlqi3_noclobber): Add new patterns and associated splitters.
2751 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
2753 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
2754 * dwarf2out.c (dwarf2out_frame_init): Likewise.
2755 * final.c (shorten_branches): Likewise.
2756 * global.c (global_alloc): Likewise.
2757 * haifa-sched.c (build_control_flow): Likewise.
2758 * stmt.c (check_for_full_enumeration_handling): Likewise.
2759 (estimate_case_costs): Likewise.
2761 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
2763 * rtl.h (RTL_CHECKC2): Fix typo in last change.
2765 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
2767 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
2768 (recompute_reg_usage): Likewise.
2769 * rtlanal.c (find_regno_fusage): Likewise.
2771 * rtl.c (rtl_check_failed_code1): New function.
2772 (rtl_check_failed_code2): New.
2773 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
2774 (RTL_CHECKC1, RTL_CHECKC2): New.
2775 (XC*): New accessor macros.
2776 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
2777 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
2778 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
2779 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
2780 (TRAP_*, RANGE_INFO_*): Likewise.
2782 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2784 * Makefile.in (tlink.o): Don't depend on toplev.h.
2786 * collect2.c (c_file, o_file, export_file, import_file, ldout,
2787 output_file, nm_file_name, ldd_file_name, strip_file_name,
2788 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
2789 add_prefix, prefix_from_env, prefix_from_string, do_wait,
2790 fork_execute, maybe_unlink, add_to_list,
2791 extract_init_priority, write_list, dump_list,
2792 dump_prefix_list, write_list_with_asm, write_c_file,
2793 write_c_file_stat, write_c_file_glob, scan_prog_file,
2794 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
2795 ignore_library, extract_string, notice, dump_file, target_machine,
2796 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
2797 read_file, print_load_command): Constify a char*.
2798 (fdopen, error, fatal, fatal_perror): Don't prototype.
2799 (my_strerror): Remove. All callers use xstrerror instead.
2800 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
2801 (main): Add prototype. Constify lots of char* ptrs. Change calls
2802 to xcalloc/strcpy/strcat/... to one call to concat.
2803 (main, scan_prog_file, scan_libraries): Use an intermediate
2804 `const char **' to build an argv array.
2805 (mapfile, libselect, libcompare, locatelib): Add prototypes.
2807 * collect2.h (collect_execute, collect_wait, dump_file,
2808 file_exists): Constify a char*.
2809 (ldout, c_file_name, temporary_obstack, permanent_obstack,
2810 temporary_firstobj, vflag, debug): Add extern declarations.
2811 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
2813 * tlink.c: Don't include toplev.h.
2814 (vflag, debug, ldout, c_file_name, temporary_obstack,
2815 permanent_obstack, temporary_firstobj): Don't declare.
2816 (tlink_execute, frob_extension, symbol_hash_lookup,
2817 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
2818 recompile_files, read_repo_files, demangle_new_symbols,
2819 scan_linker_output): Constify a char*.
2820 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
2821 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
2823 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
2825 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
2826 (relative) rather than jsr (absolute) subroutine call insns.
2827 * config/m68k/m68k-coff.h: Ditto.
2829 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
2831 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
2832 now rework these too.
2833 (arm_reorg): If an insn can't reach the end of the current pool,
2834 ensure that we emit that pool before the insn.
2836 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
2838 * tlink.c (scan_linker_output): Skip the initial underscore in
2839 a mangled name if appropriate.
2841 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2843 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
2844 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
2845 error_with_ivar, gen_declarator, create_builtin_decl,
2846 my_build_string, generate_descriptor_table, generate_ivars_list,
2847 generate_dispatch_table, check_protocols, TAG_GETCLASS,
2848 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
2849 dump_base_name, lang_decode_option, build_encode_expr,
2850 start_class, finish_class, encode_pointer, really_start_method,
2851 gen_declaration, dump_interface, handle_class_ref, handle_impent):
2853 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
2854 Add static prototypes.
2855 (build_objc_string_decl, build_selector_reference_decl,
2856 encode_bitfield, build_class_reference_decl): Remove unused
2857 parameter, all callers changed.
2858 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
2859 (objc_printable_name): Likewise. Change second parameter to type int.
2860 (init_objc): Use memcpy, not bcopy, to avoid casts.
2862 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
2864 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
2865 reg notes on a deleted insn.
2866 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
2868 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
2870 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
2872 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2874 * stmt.c (expand_asm_operands): Fix index into inout_mode when
2877 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
2879 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
2880 * tm.texi (MD_ASM_CLOBBERS): Document it.
2882 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
2884 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
2885 * except.c (expand_rethrow): Remove unused variable.
2886 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
2887 * flow.c (replace_insns): Likewise.
2888 (create_edge_list, verify_edge_list): Likewise.
2889 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
2891 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
2892 is special code to run.
2893 (main): Don't define operands to emit_operand.
2894 * genrecog.c (main): Don't emit an empty peephole2_insn function.
2896 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
2898 * alpha/alpha.h (normal_memory_operand): Declare.
2899 (reg_no_subreg_operand): Declare.
2900 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2902 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
2904 * c-parse.in (compstmt_primary_start): New, broken out of first
2905 part of compstmt handling in primary.
2906 (primary): Use it. Add an error clause.
2907 (compstmt_nostart): Renamed from compstmt; remove all
2908 initial invocations of compstmt_start.
2911 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
2913 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
2916 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
2918 * combine.c (simplify_shift_const): Remove extra semicolon.
2919 * dwarf2out.c (remove_AT): Likewise.
2920 * expmed.c (expand_mult): Likewise.
2921 * gcov.c (create_program_flow_graph): Likewise.
2922 * reorg.c (mostly_true_jump): Likewise.
2924 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
2926 * fold-const.c (fold_range_test): Do not try to fold the range
2927 test if the rhs or lhs has side effects.
2929 * combine.c (simplify_rtx): Recognize another case of a synthesized
2932 * varasm.c (mark_constant_pool): When marking indirect references,
2933 only look at SYMBOL_REFs.
2935 * except.c (expand_fixup_region_end): Do not peek at
2936 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
2938 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
2940 * flags.h: New variables align_loops, align_loops_log,
2941 align_jumps, align_jumps_log, align_labels, align_labels_log,
2942 align_functions, align_functions_log.
2943 * toplev.c: Define them.
2944 (f_options): Handle -falign-* when they have no argument.
2945 (main): Add logic to set variables for -falign-functions,
2946 -falign-jumps, -falign-labels, -falign-loops.
2947 Make it -fsched-verbose=<n> and -finline-limit=<n>.
2948 (display_help): Change help to match options.
2949 * final.c (LABEL_ALIGN): Default to align_labels_log.
2950 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
2951 (LOOP_ALIGN): Default to align_loops_log.
2952 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
2953 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
2954 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
2955 * varasm.c (assemble_start_function): Handle align_functions.
2957 * config/sparc/sparc.h: Don't declare sparc_align_*.
2958 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
2959 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
2961 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
2963 * config/sparc/sparc.c: Delete sparc_align_loops,
2964 sparc_align_jumps, sparc_align_funcs and the corresponding string
2966 (sparc_override_options): Default align_functions on ultrasparc.
2967 Delete -malign-* handling.
2969 * config/mips/mips.c (override_options): On 64-bit targets,
2970 try to align code to 64-bit boundaries.
2971 (print_operand): New substitution, %~,
2972 which aligns labels to align_labels_log.
2973 * config/mips/mips.md (div_trap_normal): Use %~.
2974 (div_trap_mips16): Likewise.
2979 (ashldi3_internal): Likewise.
2980 (ashrdi3_internal): Likewise.
2981 (lshrdi3_internal): Likewise.
2982 (casesi_internal): Likewise.
2984 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
2986 Merge new ia32 backend from the branch!
2988 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
2989 See ChangeLog.P2 on new_ia32_branch for details.
2991 * rtl.h (stack_regs_mentioned_p): Delete prototype.
2992 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
2993 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
2994 * i386/gas.h (ASM_FILE_START): Define.
2995 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
2996 for name change of ix86_valid_decl_attribute_p.
2997 (i386_pe_valid_type_attribute_p): Similarly.
2999 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
3001 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
3002 to step through CC modes.
3004 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3006 * regmove.c (fixup_match_1): Don't move INSN in front of P if
3007 it would end up in the shadow of a live flags regsiter.
3009 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3011 * reload1.c: Fix many indentation problems.
3012 * reload.c: Likewise.
3014 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
3016 * alias.c (non_local_reference_p): Constify fmt.
3018 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
3020 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
3022 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
3024 * cse.c (delete_trivially_dead_insns): Do not delete stores to
3025 the internal_arg_pointer.
3027 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
3029 Merge peephole2 from new_ia32_branch:
3030 * Makefile.in (STAGESTUFF): Add *.peephole2.
3031 (mostlyclean): Likewise.
3032 (recog.o): Depend on resource.h.
3034 * final.c (peephole): Conditionalize decl on HAVE_peephole.
3035 (final_scan_insn): Likewise for the invocation of peephole.
3036 * genconfig.c (main): Look for peephole and peephole2 patterns.
3037 Emit HAVE_peephole* accordingly.
3038 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
3039 * flags.h (flag_peephole2): Declare.
3040 * toplev.c: New pass peephole2. New flag -fpeephole2.
3042 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
3043 * gencodes.c (main): Likewise.
3044 * genextract.c (main): Likewise.
3045 * genoutput.c (main): Likewise.
3046 * genemit.c (max_operand_1): Look for the max scratch operand.
3047 (gen_rtx_scratch): New.
3048 (gen_exp): Use it, and pass on new arg subroutine_type.
3049 (gen_expand): Take max scratch into account.
3050 (gen_split): Emit peephole2 functions.
3051 (output_peephole2_scratch): New.
3052 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
3053 * genrecog.c (routine_type): Add PEEPHOLE2.
3055 (make_insn_sequence): Match outer parallel for peep2. Discard
3056 top level scratches and dups.
3057 (add_to_sequence): New args insn_type and top. Update all callers.
3058 Handle toplevel peep2 matching insns.
3059 (write_subroutine): Handle peep2.
3060 (write_tree_1): Likewise.
3061 (write_tree): Likewise.
3063 (change_state): New arg afterward. Update all callers.
3064 Handle matching separate insns.
3065 * recog.c (recog_next_insn): New.
3066 (peephole2_optimize): New.
3067 * rtl.def (DEFINE_PEEPHOLE2): New.
3068 * resource.c (find_free_register): New argument last_insn. Use it
3069 to find a register available through the entire span.
3070 * resource.h (find_free_register): Update prototype.
3072 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
3074 * i386.c (output_strlen_unroll): Don't write xops[7]
3075 label if it wasn't set.
3077 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
3079 * cpplib.c (struct directive): Const-ify name pointer and
3080 function pointer prototype.
3081 (validate_else, do_define, do_line, do_include, do_undef,
3082 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
3083 do_elif, do_endif, do_sccs, do_assert, do_unassert,
3084 do_warning): Const-ify second arg.
3085 (directive_table): Mark const. Reorder entries by frequency
3086 of usage, record statistics.
3088 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
3090 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
3091 bounds- check RTL accesses if --enable-checking.
3092 (RTVEC_ELT): Bounds check if --enable-checking.
3093 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
3094 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
3095 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
3097 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
3098 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
3100 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
3101 (NOTE_SOURCE_FILE): Use X0STR.
3102 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
3103 MEM_ALIAS_SET): Use X0INT.
3104 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
3105 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
3107 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
3108 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
3109 (rtl_check_failed_bounds, rtl_check_failed_type1,
3110 rtl_check_failed_type2, rtvec_check_failed_bounds): New
3112 (fancy_abort): Fix comment.
3114 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
3115 (cse_insn): Decrement LABEL_NUSES for jump target before
3117 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
3118 * final.c (alter_subreg): Compute regno before changing x to
3119 REG; set REGNO(x) after changing it.
3120 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
3121 notes containing CONST_INTs.
3122 (delete_eh_regions): Use NOTE_EH_HANDLER.
3123 * function.c (put_reg_into_stack): Make reg a MEM before
3125 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
3127 (gen_mem_addressof): Make reg a MEM before initializing it.
3128 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
3130 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
3131 deleting an insn, not after.
3132 (block_alloc): Only look at PATTERN(insn) if we have to, and
3133 only if it's format class 'i'.
3134 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
3135 CONST_INT before using its INTVAL.
3136 * print-rtl.c (print_rtx): Use X0STR.
3137 * regmove.c (fixup_match_1): Don't look at PATTERN of
3138 non-class-'i' insn chain elements.
3139 * reload.c (loc_mentioned_in_p): Take address of
3140 in->fld[1].rtx directly.
3141 * reload1.c (reload): Change reg to a MEM before initializing
3143 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
3145 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
3147 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
3149 * config/mips/mips.c (machine_dependent_reorg): Force a
3150 barrier to output the local constant pool if a barrier hasn't
3151 been found at a natural point in the instruction stream.
3153 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3155 * c-parse.in (language_string): Constify.
3157 * dwarf2out.c (language_string): Remove declaration.
3159 * dwarfout.c (language_string): Likewise.
3161 * toplev.c (language_string, init_parse, finish_parse): Likewise.
3163 * tree.h (language_string, init_parse, finish_parse): Declare.
3165 * i386/sun386.h (language_string): Remove declaration.
3167 * mips.h (language_string): Likewise.
3169 * nextstep.h (language_string): Likewise.
3171 * nextstep21.h (language_string): Likewise.
3173 * rs6000.c (language_string): Likewise.
3175 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3177 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
3178 (getpwd.o): Remove target.
3180 * getpwd.c: Delete file. Its in libiberty now.
3182 * dbxout.c (getpwd): Don't prototype.
3183 * dwarf2out.c (getpwd): Likewise
3184 * dwarfout.c (getpwd): Likewise
3185 * final.c (getpwd): Likewise.
3186 * protoize.c (getpwd): Likewise.
3188 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
3192 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3194 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
3197 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
3199 * fixinc/Makefile.in (subdir): New.
3200 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
3203 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
3205 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
3206 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
3209 * invoke.texi: Fix typo.
3211 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
3212 changed. Handle autoincrement addressing modes.
3214 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
3215 just like we would the virtual incoming args register when
3218 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
3220 * rs6000.h (ASM_FILE_START): Specify complete filename, including
3221 path, in .file directive.
3223 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
3225 * gcc.texi (External Bugs): Remove obsolete note about Perl on
3228 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
3230 * stdbool.h: Make the typedef name _Bool, with bool a #defined
3233 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3235 * tree.c (tree_code_name): Constify a char*.
3237 * tree.h (tree_code_name, decl_printable_name): Likewise.
3239 * function.h (struct function): Likewise.
3241 * toplev.c (decl_name, decl_printable_name): Likewise.
3243 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
3245 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
3246 (init_objc): Remove function pointer cast.
3248 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3250 * pa.md (interspace_jump): New pattern.
3251 (builtin_longjmp): New expander.
3253 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
3255 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
3256 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
3257 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
3259 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
3261 * jump.c (delete_prior_computation): Also check calls
3262 to constant functions. Don't bother checking for a
3263 REG_UNUSED note before adding it.
3264 (delete_computation): Handle multi-word hard registers
3265 when synthesizing missing REG_DEAD notes for a register
3266 which is both set and used by an insn.
3268 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3270 * loop.c (this_loop_info): New variable.
3271 (loop_has_call, loop_has_volatile, loop_has_tablejump,
3272 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
3274 (prescan_loop, strength_reduce): New argument loop_info. All callers
3276 (scan_loop): New variable loop_info, initialise to address of
3278 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
3279 Delete variable loop_has_multiple_exit targets and replace with
3280 field in this_loop_info.
3281 (find_and_verify_loops): Rename this_loop to this_loop_num.
3282 (strength_reduce): Delete loop_iteration_info. Replace variable
3283 loop_info with function argument of same name.
3284 (insert_bct): Rework test for loop being completely unrolled.
3286 * loop.h (struct loop_info): New fields num, loops_enclosed,
3287 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
3288 has_indirect_jump, and cont. Redefine use of unroll_number.
3289 (loop_unroll_number): Delete.
3291 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
3293 (loop_iterations): Delete variable vtop and instead use
3294 loop_info->vtop computed in prescan_loop.
3296 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
3298 * fix-header.c (main): Do not pass a null pointer to strcmp.
3300 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
3302 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
3304 * configure: Rebuilt.
3306 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
3308 * jump.c (jump_optimize_1): Do not delete assignments to
3309 internal_arg_pointer.
3310 * cse.c (delete_trivially_dead_insns): Always consider a set of
3311 the internal_arg_pointer live.
3313 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
3315 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
3316 (update_life_info) [REG_WAS_0]: Search the original insns rather
3317 than the new insns for the note. Fix typos finding note_dest.
3318 If no dest found, discard the note rather than abort.
3319 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
3320 (replace_insns): Remove the old insn list after update_life_info
3323 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
3325 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
3327 (sched_analyze_1): Let add_dependence care for not adding dups.
3328 (sched_analyze_2): Likewise.
3329 (add_branch_dependences): Likewise.
3331 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
3333 * i386/winnt.c (export_list): New type.
3334 (exports_head): Rename to
3335 (export_head): this.
3336 (i386_pe_record_exported_symbol): Add is_data flag.
3337 (i386_pe_asm_file_end): Emit directive for exported variables.
3338 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
3340 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
3341 (ASM_DECLARE_OBJECT_NAME): Likewise.
3342 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3343 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3345 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
3347 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
3349 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
3352 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
3354 * config/openbsd.h: Define SET_ASM_OP.
3355 * tm.texi: cross-reference SET_ASM_OP in the index.
3357 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
3359 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
3360 for a CONST_DOUBLE, at compile time. Initialize rtx_length
3361 and class_narrowest_mode at compile time. Kill init_rtl.
3362 Mark rtx_length, mode_class, mode_size, mode_unit_size,
3363 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
3364 rtx_format as const. Kill all references to EXTRA_CC_MODES or
3366 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
3368 * rtl.h: Declare rtx_length and rtx_format as const.
3369 * machmode.def: Define CC(). Use CC() to define CCmode. If
3370 EXTRA_CC_MODES is defined, expand it here.
3371 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
3372 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
3373 const. Kill all references to EXTRA_CC_MODES.
3375 * toplev.c: Don't prototype or call init_rtl.
3376 * optabs.c: Don't call init_mov_optab.
3377 * genemit.c: Don't generate init_mov_optab. Don't call
3379 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
3381 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
3382 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
3383 genrecog.c: Don't call init_rtl.
3385 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
3386 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
3387 definition of EXTRA_CC_MODES.
3389 * md.texi: Kill ref to EXTRA_CC_NAMES.
3390 * tm.texi: Document new way to define EXTRA_CC_MODES.
3392 * genrecog.c: Do not look up the name of a define_split.
3395 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
3397 * config/v850/v850.md: Fix typo introduced by previous delta.
3399 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3401 * gcc.c (fatal): Make definition static to match prototype.
3403 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3405 * combine.c (get_last_value): Don't look for earlier sets if the last
3406 known set is somewhere in between the insns being combined.
3408 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
3410 * configure.in: Don't use shell ! to negate exit codes
3411 * configure: Regenerate
3413 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
3415 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
3416 the fact that ALIGN is measured in bits, not bytes.
3418 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
3420 * errors.c: New file; defines functions error, warning, and
3421 fatal, variables have_error and progname.
3422 * errors.h: New file; prototypes and decls for stuff in errors.c.
3424 * Makefile: Add rules to build errors.o and
3425 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
3426 genopinit, genrecog, genextract, genpeep, genattr, and
3427 genoutput with errors.o. Add errors.h to deps of genconfig.o,
3428 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
3429 genpeep.o, genattr.o, and genoutput.o.
3431 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
3432 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
3433 define or prototype fatal. Set progname at beginning of main.
3434 * genoutput.c: Likewise, and don't define or prototype error
3437 * c-typeck.c (c_expand_start_case): Return immediately if exp
3439 * fold-const.c (operand_equal_p): Return immediately if arg1
3440 or arg0 are ERROR_MARKs.
3441 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
3442 fields of type ERROR_MARK when calculating if the record can
3445 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
3446 with much help from Jeffrey A Law and Richard Henderson
3448 * i386.md: In the 6 insns which call output_fix_trunc,
3449 earlyclobber operands[0].
3451 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
3453 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
3454 creating new registers.
3456 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
3458 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
3459 i386_reg_alloc_order, i386_regparm_string,
3460 i386_align_loops_string, i386_align_jumps_string,
3461 i386_align_funcs_string, i386_preferred_stack_boundary_string,
3462 and i386_branch_cost_string as type "const char *".
3463 * i386.c: Define all above strings as type "const char *".
3465 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
3467 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
3468 when emitting alignment padding. Emit padding byte of 0 instead of 4.
3470 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3472 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
3473 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
3475 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
3477 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
3478 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
3479 (dwarf2out_line, dwarf2out_finish): Likewise.
3480 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
3482 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3484 * tree.c (lang_unsave_expr_now) : Correct return type.
3485 * tree.h (lang_unsave_expr_now) : Same.
3487 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
3489 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
3490 instead of duplicating code.
3492 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3494 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
3496 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
3498 * tree.h: fancy_abort always takes three args.
3499 * resource.c: Move include of system.h before toplev.h.
3501 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
3503 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
3506 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
3508 * system.h: Don't redefine abort or trim_filename.
3509 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
3510 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
3511 whether or not __FUNCTION__ is available.
3512 * tree.h: Duplicate rtl.h's definition of abort, for files
3513 that don't include rtl.h. Delete all code to perform type
3514 checking with a compiler other than GCC.
3515 * varray.h: Delete all code to perform type checking with a
3516 compiler other than GCC. Make VARRAY_CHECK() always evaluate
3517 its arguments exactly once, using a statement expression.
3518 Adjust the VARRAY_<type> accessor macros to match.
3519 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
3520 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
3521 caller's location. Define fatal_insn and fatal_insn_not_found
3522 as macros that use _fatal_insn and _fatal_insn_not_found.
3523 (fancy_abort, trim_filename): Kill prototypes.
3525 * rtl.c (trim_filename): Move here from toplev.c.
3526 (fancy_abort): New function.
3527 (DIR_SEPARATOR): Provide default definition.
3528 * tree.c (tree_check_failed, tree_class_check_failed): Go
3529 through fancy_abort.
3530 (tree_check, tree_class_check, cst_or_constructor_check,
3531 expr_check): Delete.
3532 * varray.c (varray_check_failed): New function.
3533 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
3534 _fatal_insn and _fatal_insn_not_found. Go through
3536 (trim_filename, fancy_abort): Delete.
3538 * builtins.c (expand_builtin_args_info): Report ICE with abort.
3539 * except.c (start_catch_handler): Report ICE with error/abort
3541 * final.c (output_operand_lossage): Likewise.
3542 * flow.c (verify_flow_info): Likewise.
3544 * gcc.c: Prototype fatal.
3545 * gengenrtl.c: Undef abort after including rtl.h not system.h.
3546 * genattr.c, genattrtab.c, genemit.c, genextract.c,
3547 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
3548 Don't define fancy_abort.
3550 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
3552 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
3555 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
3557 * m88k.h (VERSION_INFO2): Kill.
3558 (VERSION_STRING): Kill.
3560 (VERSION_INFO1): Tidy.
3561 (TARGET_VERSION): Update.
3562 * m88k/dgux.h (VERSION_INFO2): Kill.
3563 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
3564 * m88k/luna.h (VERSION_INFO1): Tidy.
3565 * m88k/sysv4.h (VERSION_INFO1): Likewise.
3566 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
3567 (output_file_start): Adjust for death of VERSION_STRING.
3569 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
3571 * cpplib.c (detect_if_not_defined): New function.
3572 (do_if): Use it to detect potential once-only headers.
3574 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
3576 * c-common.c (combine_strings): Always set TREE_CONSTANT.
3578 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
3580 * combine.c (nonzero_bits) : Allow single-ly set registers to be
3581 anywere in the function only if they are pseudos and set before
3582 being used (not live at the start of the function).
3583 (num_sign_bit_copies) : Same.
3584 (get_last_value_validate) : Same.
3585 (get_last_value) : Same.
3587 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
3589 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
3590 where N and M are constant and N is an integer multiple of M.
3592 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3594 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
3595 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3596 sbitmap_union_of_preds): Add prototypes.
3597 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
3598 the intersection of successors with the new flow graph structures.
3599 (sbitmap_intersection_of_preds): New function to compute the
3600 intersection of predecessors with the new flow graph structures.
3601 (sbitmap_union_of_succs): New function to compute the union of
3602 successors with the new flow graph structures.
3603 (sbitmap_union_of_preds): New function to compute the union of
3604 predecessors with the new flow graph structures.
3605 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
3606 (expr_reaches_here_p): Use edge and basic_block structures instead
3607 of s_preds and s_succs.
3608 (compute_cprop_avinout): Use new sbitmap routines.
3609 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
3610 of s_preds and s_succs.
3611 * flow.c (compute_flow_dominators): Compute dominators using
3612 edges and basic blocks instead of s_preds and s_succs.
3614 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3616 * lists.c (unused_insn_list, unused_expr_list): New file for
3617 maintaining various types of lists. New statics for maintaining a
3618 cache of available INSN_LIST and EXPR_LIST nodes.
3619 (free_list): Static function for freeing a list of INSN/EXPR nodes.
3620 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
3621 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
3622 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
3623 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
3624 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
3625 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
3626 (free_INSN_LIST_node): Free an individual INSN_LIST node.
3627 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
3628 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
3629 (remove_dependence, free_pending_lists): Use new global routines.
3630 (flush_pending_lists, sched_analyze_insn): Use new global routines.
3631 (sched_analyze, compute_block_backward_dependences): Use new routines.
3632 (sched_analyze_1, sched_analyze_2): Use new routines.
3633 (schedule_insns): Use new global routines.
3634 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
3636 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
3637 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
3639 * toplev.c (rest_of_compilation): Initialize node cache.
3640 * Makefile.in (OBJS): Add lists.o to list of object files.
3641 (lists.o): Add dependancies.
3643 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
3645 * config/v850/v850.md: Fix compile time warning messages.
3646 * config/v850/v850.c: Fix compile time warning messages.
3647 * config/v850/v850.h: Fix compile time warning messages.
3649 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3651 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
3652 Remove unused prototype for `init_lengths'.
3654 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3656 * calls.c (emit_call_1): Mark parameter `stack_size' with
3658 (expand_call): Initialize variable `insn'.
3659 (emit_library_call): Likewise for variable `high_to_save'.
3660 (emit_library_call_value): Likewise.
3661 (store_one_arg): Likewise for variables `lower_bound' and
3664 * combine.c (try_combine): Likewise for variables `i2_code_number'
3665 and `other_code_number'.
3666 (find_split_point): Likewise for variables `pos', `unsignedp' and
3668 (simplify_if_then_else): Likewise for variables `op' and `c1'.
3669 (simplify_and_const_int): Remove unused variable `width'.
3670 (merge_outer_ops): Likewise.
3672 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
3673 HOST_WIDE_INT' when comparing against one.
3674 (simplify_relational_operation): Likewise.
3675 (cse_insn): Initialize variables `src_eqv_volatile',
3676 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
3678 * final.c (init_final): Constify parameter `filename'.
3679 (final_start_function): Mark parameter `optimize' with
3681 (profile_function): Likewise for parameters `first' and `optimize'.
3682 (output_source_line): Likewise for parameter `file'.
3684 * integrate.c (subst_constants): Cast a value to `size_t' when
3685 comparing against one.
3686 (mark_stores): Initialize variable `mode'. Cast a value to
3687 `size_t' when comparing against one.
3689 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
3691 * loop.c (move_movables): Initialize variable `first'.
3692 (strength_reduce): Likewise for variable `increment'.
3693 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
3694 value to `size_t' when comparing against one.
3695 (load_mems): Initialize variable `end_label'.
3697 * output.h (init_final): Constify parameter.
3699 * reload.c (decompose): Initialize variable `base'.
3701 * reload1.c (reload): Likewise for variable `is_scalar'.
3702 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
3703 (choose_reload_regs): Initialize variable `mode'.
3704 (emit_reload_insns): Likewise for variable `store_insn'.
3705 (reload_cse_noop_set_p): Mark parameter `insn' with
3707 (reload_combine): Initialize variable `set'.
3709 * unroll.c (unroll_loop): Likewise for variable `local_label'.
3710 (copy_loop_body): Cast a value to `size_t' when comparing against
3713 * varasm.c (assemble_variable): Initialize variable `size_tree'.
3714 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
3715 (remove_from_pending_weak_list): Mark parameter `name' with
3718 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3720 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
3723 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
3725 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
3726 (ASM_DECLARE_FUNCTION_NAME): Define.
3727 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
3728 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
3729 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
3730 not already defined.
3732 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3734 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
3735 of n_popped when call/call_value are not defined.
3737 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
3739 * tm.texi: GNU CC -> GCC conversion.
3740 (CC1_SPEC): Indicate it is used for all language front ends.
3742 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
3744 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
3745 NOTE_INSN_EH_REGION_END correctly.
3747 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3748 Jeff Law <law@cygnus.com>
3750 * loop.c (strength_reduce): Automatically unroll loops if the
3751 unrolled loop size is smaller than the rolled loop size.
3753 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
3754 and delete comment that code should be rewritten.
3756 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
3758 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
3761 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
3763 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
3765 * fixinc/mkfixinc.sh: Don't fix uwin headers.
3766 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
3767 (LINK_SPEC): Add -u _main when building executables.
3768 (ASM_DECLARE_FUNCTION): Update from Cygwin.
3769 (ASM_FILE_END): Use the default for ix86-pe.
3770 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
3772 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
3774 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
3775 and ASM_CLOSE_PAREN are empty strings.
3777 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
3778 Geoffrey Keating <geoffk@cygnus.com>
3780 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
3781 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
3782 (unprotoize.o): Ditto.
3783 (test-protoize-simple): Don't define STD_PROTO_DIR.
3784 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
3785 changes to make 'test-protoize-simple' pass.
3786 (STD_PROTO_DIR): Remove define.
3787 (STANDARD_EXEC_PREFIX): Supply default define.
3788 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
3789 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
3790 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
3791 (GET_ENV_PATH_LIST): New macro.
3792 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
3793 (do_processing): Initialize default_syscalls_dir using new
3794 macros. Use it to initialize syscalls_absolute_filename.
3796 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
3798 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
3799 B into a register before emit_conditional_move.
3801 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
3803 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
3804 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
3805 multiplicand out of (+ (* a b) (* c d)).
3807 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
3808 Richard Henderson <rth@cygnus.com>
3810 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
3811 (new_insn_dead_notes): Likewise.
3812 (update_n_sets): Likewise.
3813 (update_flow_info): Move to flow.c, renamed to update_life_info;
3814 extend to handle multiple source insns.
3815 * flow.c: Include resource.h
3816 (unlink_insn_chain): New.
3817 (split_hard_reg_notes): New.
3818 (maybe_add_dead_note): New.
3819 (maybe_add_dead_note_use): New.
3820 (find_insn_with_note): New.
3821 (new_insn_dead_notes): New.
3822 (update_n_sets): New.
3823 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
3824 (maybe_remove_dead_notes): New.
3825 (update_life_info): New.
3826 (prepend_reg_notes): New.
3827 (replace_insns): New.
3828 * output.h (update_life_info): Declare.
3829 * recog.c (split_block_insns): Use update_life_info.
3830 * resource.c (find_free_register): Use reg_alloc_order, don't use
3831 fixed regs, make sure the mode is supported, don't use new regs.
3833 * rtl.h (replace_insns): Declare.
3835 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
3837 * expr.c (expand_expr): Cope with COND_EXPRs with one
3838 non-returning branch.
3840 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
3842 * expr.c (store_expr): Always pass down the target, even when not
3845 1999-08-24 Nick Clifton <nickc@cygnus.com>
3847 * configure.in: Define target_cpu_default for v850 targets.
3848 * configure: Regenerate
3850 * config/v850/v850.h (TARGET_CPU_generic): Define.
3851 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
3852 addresses are 4 byte aligned.
3854 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
3857 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3859 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
3860 (main): Add prototypes.
3862 * genattrtab.c (substitute_address, write_const_num_delay_slots,
3863 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
3864 (write_attr_get): Emit prototypes along with function definition.
3865 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
3866 (write_complex_function): Emit static prototype along with
3867 function definition.
3869 * genemit.c (gen_split): Emit prototypes along with function
3872 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
3873 Likewise for predicates and `insn_operand_predicate'.
3874 (process_template): Emit static prototype along with function
3877 * genrecog.c (make_insn_sequence): Constify a char*. Add
3878 prototypes for get_split_*().
3879 (write_subroutine): Emit prototypes along with function
3882 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3884 * gcse.c (find_avail_set): Follow chains of register-register copies.
3885 Use oprs_not_set_p to guarantee that the returned value can be
3887 (cprop_insn): Don't verify the return value of find_avail_set with
3890 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
3891 (cprop_cc0_jump): New function.
3892 (cprop_insn): Break out new function cprop_jump and use it.
3893 Also use cprop_cc0_jump for machines with CC0.
3894 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
3896 * tree.h (current_function_calls_setjmp,
3897 current_function_calls_longjmp): Delete declarations.
3898 * dsp16xx.c: Include "function.h".
3899 * elxsi.c: Likewise.
3900 * gmicro.c: Likewise.
3901 * h8300.c: Likewise.
3904 * mn10200.c: Likewise.
3905 * mn10300.c: Likewise.
3906 * ns32k.c: Likewise.
3910 * rtl.h (rtx_equal_function_value_matters): Declare.
3911 * toplev.c (rtx_equal_function_value_matters): Don't declare.
3913 * function.c: Likewise.
3914 * emit-rtl.c: Likewise.
3916 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
3918 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
3921 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3923 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
3926 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
3928 * cpp.texi: Add a node documenting macro varargs (copied
3931 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
3933 * cppspec.c: Put a null pointer at the end of the new argv.
3935 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
3937 * configure.in: Remove code to select/de-select the haifa
3938 scheduler. Every scheduled port gets haifa now.
3939 * configure: Rebuilt.
3940 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
3942 * Makefile.in: Corresponding changes.
3944 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3946 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
3947 All callers changed.
3948 (prepare_float_lib_cmp): Likewise.
3949 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
3950 * expr.h (emit_float_lib_cmp): Delete declaration.
3951 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
3952 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
3953 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
3955 (cmptf): Now conditional on TARGET_HARD_QUAD.
3957 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
3959 * resource.c (mark_target_live_regs): Use
3960 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
3962 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3964 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
3966 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
3968 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
3970 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3972 * rtl.h (rtx_format): Constify a char*.
3974 * rtl.c (rtx_format): Likewise.
3975 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
3976 (init_rtl): Use accessor macro, not `rtx_format'.
3978 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
3981 * caller-save.c (mark_referenced_regs): Likewise.
3983 * combine.c (subst, make_compound_operation, known_cond,
3984 gen_rtx_combine, update_table_tick, get_last_value_validate,
3985 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
3987 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
3988 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
3989 count_reg_usage): Likewise.
3991 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
3994 * final.c (leaf_renumber_regs_insn): Likewise.
3996 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
3997 dump_edge_info, count_reg_references): Likewise.
3999 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
4000 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
4003 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
4004 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
4005 add_label_notes): Likewise.
4007 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
4008 clear_struct_flag, count_sub_rtxs, count_alternatives,
4009 compares_alternatives_p, contained_in_p, walk_attr_value,
4010 write_expr_attr_cache): Likewise.
4012 * genconfig.c (walk_insn_part): Likewise.
4014 * genemit.c (max_operand_1, gen_exp): Likewise.
4016 * genextract.c (walk_rtx): Likewise.
4018 * genflags.c (num_operands): Likewise.
4020 * genoutput.c (scan_operands): Likewise.
4022 * genpeep.c (match_rtx): Likewise.
4024 * genrecog.c (add_to_sequence): Likewise.
4026 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
4029 * integrate.c (save_constants, copy_for_inline,
4030 copy_rtx_and_substitute, subst_constants, restore_constants):
4033 * jump.c (mark_jump_label, invert_exp, redirect_exp,
4034 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
4036 * local-alloc.c (contains_replace_regs, memref_referenced_p):
4039 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
4040 add_label_notes, replace_call_address, count_nonfixed_reads,
4041 invariant_p, find_single_use_in_loop, find_mem_givs,
4042 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
4045 * print-rtl.c (reg_names, print_rtx): Likewise.
4047 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
4049 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
4050 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
4051 print_blocks): Likewise.
4053 * regclass.c (fix_register, record_address_regs,
4054 reg_scan_mark_refs): Likewise.
4056 * regmove.c (stable_but_for_p): Likewise.
4058 * reload.c (loc_mentioned_in_p, operands_match_p,
4059 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
4060 copy_replacements, refers_to_regno_for_reload_p,
4061 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
4062 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
4065 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
4066 delete_address_reloads_1, count_occurrences,
4067 reload_cse_mem_conflict_p, reload_combine_note_use,
4068 add_auto_inc_notes): Likewise.
4070 * resource.c (mark_referenced_resources, mark_set_resources):
4073 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
4074 reg_mentioned_p, regs_set_between_p, modified_between_p,
4075 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
4076 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
4077 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
4078 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
4080 * sched.c (sched_analyze_2, attach_deaths): Likewise.
4082 * stupid.c (stupid_mark_refs): Likewise.
4084 * unroll.c (remap_split_bivs): Likewise.
4086 * varasm.c (mark_constants): Likewise.
4088 * a29k/a29k.c (uses_local_reg_p): Likewise.
4090 * alpha/alpha.c (summarize_insn): Likewise.
4092 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
4093 eliminate_lr2ip): Likewise.
4095 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
4097 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
4098 reg_mentioned_in_mem): Likewise.
4100 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
4101 symbolic_reference_mentioned_p): Likewise.
4103 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
4105 * sh/sh.c (regs_used, mark_use): Likewise.
4107 * vax/vax.c (vax_rtx_cost): Likewise.
4109 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4111 * machmode.h (mode_name): Constify a char*.
4113 * rtl.c (mode_name): Likewise.
4115 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
4117 * optabs.c (init_libfuncs): Constify a char*.
4119 * print-tree.c (mode_name): Remove redundant declaration.
4120 (print_node): Use accessor macro, not `mode_name'.
4122 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
4124 (new_spill_reg): Constify a char*.
4126 * tree.c (mode_name): Remove redundant declaration.
4128 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4130 * rtl.c (rtx_name): Constify a char*.
4132 * rtl.h (rtx_name, fix_sched_param): Likewise.
4134 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
4135 (mypr): Use accessor macro, not `rtx_name'.
4137 * genemit.c (print_code): Constify a char*.
4139 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
4141 * genpeep.c (print_code): Constify a char*.
4143 * genrecog.c (print_code): Likewise.
4145 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
4146 end_bb): Add static prototype.
4147 (draw_edge): Constify a char*.
4148 (end_bb): Remove unused parameter.
4150 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
4151 print_block_visualization): Constify a char*.
4153 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
4155 * c-common.c (c_get_alias_set): Update comment.
4157 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4159 * linux.h (LIB_SPEC): Added.
4161 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4163 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
4165 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
4167 * tree.c (expr_check): Fix typo in last change.
4169 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
4171 * rtl.def (NOTE): Change format to "iuu0n".
4172 (ADDR_DIFF_VEC): Change format to "eEee0".
4173 (ADDRESSOF): Change format to "eit".
4175 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
4176 (RTVEC_ELT): Change to match.
4177 (XVECEXP): Use XVEC and RTVEC_ELT.
4178 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
4179 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
4180 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
4181 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
4182 TRAP_CONDITION, TRAP_CODE): Use XEXP.
4183 (INTVAL): Use XWINT.
4184 (ADDRESSOF_DECL): Use XTREE.
4185 (SET_ADDRESSOF_DECL): Delete.
4186 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
4187 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
4188 ifdefed out since 2.6 at least.
4189 (gen_rtvec_vv): Delete prototype.
4191 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
4193 (copy_most_rtx): Handle 't' format letter.
4194 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
4195 (gen_rtvec_vv): Delete function. All callers changed to use
4196 gen_rtvec_v instead.
4197 * print-rtl.c (print_rtx): Move special casing of NOTEs to
4198 the '0' format letter.
4200 * function.c (gen_mem_addressof): Don't use
4201 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
4203 * integrate.c (copy_rtx_and_substitute): Likewise.
4204 Copy 't' slots with XTREE.
4205 (subst_constants): Treat 't' slots like '[swi]' slots.
4206 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
4207 * jump.c (rtx_equal_for_thread_p): Likewise.
4208 * rtlanal.c (rtx_equal_p): Likewise.
4209 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
4210 only four arguments.
4211 * gengenrtl.c (type_from_format): Provide correct types for
4215 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
4216 If a recent gcc is in use (always in stage2 and beyond), use
4217 statement expressions, so we don't make a function call unless
4218 the check fails. Evaluate arguments exactly once.
4219 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
4220 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
4222 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
4223 they evaluate their arguments exactly once, irrespective of
4224 the compiler in use.
4226 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
4227 is used by the currently-enabled check macros. This is:
4228 (tree_check_failed, tree_class_check_failed): For gcc.
4229 (tree_check, tree_class_check, cst_or_constructor_check,
4230 expr_check): For other compilers.
4232 * gencheck.c: Do not define any *_CHECK1 macros.
4234 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
4235 Mark Mitchell <mark@codesourcery.com>
4237 * c-common.c (c_get_alias_set): Fix support for poitners and
4240 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
4242 * alias.c: Include tree.h.
4243 (nonlocal_reference_p, mark_constant_function): New functions.
4244 * flow.c (life_analysis): Call mark_constant_function.
4245 * rtl.h (mark_constant_function): Declare it.
4247 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
4249 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
4250 unrecognisable switches.
4252 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4254 * loop.c (recombine_givs): Set ix field after sorting.
4255 (recombine_givs): Remove bogus index / giv lockstep looping.
4257 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4259 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
4261 (emit_store_flag_force): Use do_compare_rtx_and_jump.
4262 (do_cmp_and_jump): Formatting fixes.
4263 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
4264 do_compare_rtx_and_jump instead of compare_from_rtx.
4265 (do_compare_rtx_and_jump): New function; mostly copied from
4267 (do_jump_for_compare): Delete.
4268 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
4270 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
4271 of compare/do_jump_for_compare pairs.
4272 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
4273 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
4274 compare_from_rtx/do_jump_for_compare pairs.
4275 (do_jump_by_parts_equality): Likewise.
4276 (do_jump_by_parts_equality_rtx): Likewise.
4277 * expr.h (do_compare_rtx_and_jump): Declare.
4278 * optabs.c (prepare_cmp_insn): New function, contains most of the code
4279 that used to be in emit_cmp_insn.
4280 (cmp_available_p): New function.
4281 (prepare_operand): New function.
4282 (emit_cmp_and_jump_insn_1): New function, contains some code that used
4283 to be in emit_cmp_insn.
4284 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
4285 parameters to be pointers; don't emit final compare but modify some of
4286 the values pointed to by the args so the caller can perform the
4288 (expand_binop): Call emit_store_flag_force with signed forms of
4290 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
4291 emit_jump_insn pair.
4292 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
4293 emit_cmp_and_jump_insn_1. Call emit_queue.
4294 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
4296 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
4297 jump sets cc0 before deleting it.
4298 * integrate.c (expand_inline_function): Likewise.
4299 * unroll.c (unroll_loop): Similar changes in several places.
4300 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
4303 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4305 * Makefile.in (insn-recog.o): Update dependencies.
4306 * genrecog.c (main): Make generated file include "function.h".
4308 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
4310 * cse.c (cse_insn): Call never_reached_warning when a jump is
4311 changed to be unconditional.
4312 * flags.h: Declare warn_notreached.
4313 * flow.c (delete_block): Call never_reached_warning when
4315 * jump.c (delete_barrier_successors): Call never_reached_warning
4316 when we delete everything after a BARRIER.
4317 (never_reached_warning): New function.
4318 * rtl.h: Declare never_reached_warning.
4319 * toplev.c (warn_notreached): New variable.
4320 (lang_independent_options): Set warn_notreached
4321 when -Wunreachable-code.
4322 (compile_file): We need line numbers for -Wunreachable-code.
4324 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
4326 * haifa-sched.c (insn_unit): Fix typo on out of range test.
4327 * sched.c (insn_unit): Likewise.
4329 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
4331 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
4333 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4335 * flow.c (create_edge_list): Use xmalloc, not malloc.
4337 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
4339 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
4340 C-style comments. Do not lose the character before double slash.
4342 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4344 * basic-block.h (struct edge_list): Stucture to maintain a vector
4346 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
4347 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
4348 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
4349 New function prototypes.
4350 * flow.c (create_edge_list): Function to create an edge list.
4351 (free_edge_list): Discards memory used by an edge list.
4352 (print_edge_list): Debug output showing an edge list.
4353 (verify_edge_list): Internal consistency check for an edge list.
4354 (find_edge_index): Function to find an edge index for a pred and succ.
4356 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
4358 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
4361 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
4363 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
4365 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4367 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4369 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
4371 * toplev.c (rest_of_compilation): Allow machine dependent
4372 reorganisation pass to place information into the RTL dump
4373 file if it so wishes.
4375 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
4377 * explow.c (hard_function_value): Use VOIDmode instead of
4379 * stmt.c (expand_return): Likewise.
4380 * stor-layout.c (get_best_mode): Likewise.
4382 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
4383 emit call instead of emit_insn call.
4385 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4387 * configure.in: Handle --disable/enable-win32-registry.
4388 * install.texi: Document --disable/enable-win32-registry.
4389 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
4390 (WIN32_REGISTRY_KEY): New macro.
4391 * prefix.c: Use to enable/disable win32-specific code.
4392 (lookup_key): Use versioned key.
4393 * configure: Regenerate.
4394 * config.in: Likewise.
4396 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
4398 * cpplib.c (read_line_number): New fn, split out of...
4401 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4403 tree.c (lang_unsave_expr_now) : New.
4404 (unsave_expr_now): Call lang_unsave_expr_now.
4405 tree.h (lang_unsave_expr_now) : New.
4407 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
4409 * toplev.c (flag_new_exceptions): On by default.
4411 1999-08-13 Michael Meissner <meissner@cygnus.com>
4413 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
4415 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4417 * dwarfout.c (fundamental_type_code): Return FT_boolean for
4418 INTEGER_TYPE with precision==1, it's __java_boolean.
4420 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4422 * global.c (prune_preferences): Move some invariants out of the
4425 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
4427 * configure.in (alpha*-dec-osf*): Add osf5.
4429 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
4431 * configure.in: Rework handling of ARM GNU/Linux slightly.
4432 (arm*-*-linux-gnuoldld): New target.
4433 * configure: Regenerate.
4434 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
4435 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
4436 * config/arm/linux-oldld.h: New file.
4437 * config/arm/linux-elf26.h: Don't include linux-elf.h.
4438 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
4440 * config/arm/linux-elf.h (ASM_SPEC): Define.
4441 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
4442 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
4443 for 26-bit APCS and old linker.
4444 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
4446 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
4447 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
4448 don't define `arm' or `arm_elf'.
4449 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
4450 MULTILIB_DIRNAMES): Define. Fix typo in comment.
4452 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
4454 * rtl.texi: Fix typo.
4456 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
4458 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
4460 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
4462 * extend.texi (C++ Signatures): Remove node.
4463 * invoke.texi: Remove discussion of -fhandle-signatures,
4464 signature, sigof, __signature__, and __sigof__.
4466 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
4468 * Makefile.in (JAVAGC): Removed.
4470 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
4472 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4474 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
4476 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4478 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
4480 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
4481 a register that is already known to be a pointer.
4483 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
4485 * fixinc/inclhack.tpl: Only install assert.h conditionally.
4486 * fixinc/inclhack.sh: Regenerated.
4487 * fixinc/fixincl.sh: Regenerated.
4489 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
4491 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
4492 Fix documentation of -ansi flag to describe its C++ behavior.
4493 Remove bogus reference to GCC 2.9.
4495 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
4497 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
4498 note if it is non-NULL.
4500 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4502 * except.h (eh_nesting_info): Add new structure defintion.
4503 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
4504 (reachable_handlers, update_rethrow_references): Add function
4506 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
4507 a rethrow symbol instead of an integer exception region number.
4508 * flow.c (Make_edges): Use new exception nesting routines to determine
4509 which handlers are reachable from a CALL or asynchronous insn.
4510 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
4512 (delete_eh_regions): Update rethrow labels, and don't delete
4513 regions which are the target of a rethrow.
4514 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
4515 avoid overloading the SYMBOL_REF_USED flag.
4516 (rethrow_symbol_map): Use new rethrow_ref field.
4517 (rethrow_used): Use new rethrow_ref field.
4518 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
4519 of an integer. Fix formatting.
4520 (output_exception_table_entry): Use new rethrow_ref field.
4521 (can_throw): Check for EH_REGION_NOTE before deciding
4522 whether a CALL can throw or not.
4523 (scan_region): Call rethrow_used() instead of accessing data structure.
4524 (update_rethrow_references): New function to make sure only regions
4525 which are still targets of a rethrow are flagged as such.
4526 (process_nestinfo): New static function to initialize a handler
4527 list for a specific region.
4528 (init_eh_nesting_info): New function to allocate and initialize
4529 the list of all EH handlers reachable from all regions.
4530 (reachable_handlers): New function to retrieve the list of handlers
4531 reachable from a specific region and insn.
4532 (free_eh_nesting_info): New function to dispose of a list of
4535 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4537 * flow.c (split_edge): Set JUMP_LABEL field.
4538 (commit_one_edge_insertion): Set head correctly for insert_before.
4539 When inserting insns, update insn block numbers if allocated.
4541 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4543 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
4544 retry_incomplete_types): Add static prototype.
4545 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
4546 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
4547 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
4548 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
4549 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
4552 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
4553 dwarf2out_start_source_file, dwarf2out_line): Likewise.
4555 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4557 * output.h (assemble_name): Constify a char*.
4559 * varasm.c (UNIQUE_SECTION, assemble_start_function,
4560 assemble_variable, assemble_name): Likewise.
4562 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
4564 * arm/pe.c (arm_pe_unique_section): Likewise.
4566 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
4568 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
4570 * i386/interix.c (i386_pe_unique_section): Likewise.
4572 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4574 * i386/winnt.c (i386_pe_unique_section): Likewise.
4576 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
4578 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
4580 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
4582 * pa/pa.c (output_call): Likewise.
4584 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
4586 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
4588 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
4591 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
4594 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4596 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
4597 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
4599 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
4601 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4603 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
4605 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4607 * tree.h (lang_identify): Constify a char*.
4608 (print_error_function): Add extern prototype. Constify a char*.
4610 * c-lang.c (lang_identify): Constify a char*.
4612 * objc/objc-act.c (lang_identify): Constify a char*.
4614 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4616 * genpeep.c (main): Make generated file include "function.h".
4617 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
4619 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4621 * Makefile.in: Update dependencies.
4622 * alias.c: Include "function.h"
4623 * c-decl.c: Likewise.
4624 * caller-save.c: Likewise.
4625 * calls.c: Likewise.
4626 * combine.c: Likewise.
4628 * explow.c: Likewise.
4629 * final.c: Likewise.
4630 * global.c: Likewise.
4631 * graph.c: Likewise.
4632 * local-alloc.c: Likewise.
4634 * optabs.c: Likewise.
4635 * profile.c: Likewise.
4636 * recog.c: Likewise.
4637 * regclass.c: Likewise.
4638 * regmove.c: Likewise.
4639 * reload.c: Likewise.
4640 * reorg.c: Likewise.
4641 * resource.c: Likewise.
4642 * sched.c: Likewise.
4643 * stupid.c: Likewise.
4644 * config/1750a/1750a.c: Likewise.
4645 * config/a29k/a29k.c: Likewise.
4646 * config/arc/arc.c: Likewise.
4647 * config/arm/arm.c: Likewise.
4648 * config/arm/thumb.c: Likewise.
4649 * config/c4x/c4x.c: Likewise.
4650 * config/clipper/clipper.c: Likewise.
4651 * config/convex/convex.c: Likewise.
4652 * config/fx80/fx80.c: Likewise.
4653 * config/i860/i860.c: Likewise.
4654 * config/m68k/m68k.c: Likewise.
4655 * config/m88k/m88k.c: Likewise.
4656 * config/mips/mips.c: Likewise.
4657 * config/pdp11/pdp11.c: Likewise.
4658 * config/pyr/pyr.c: Likewise.
4659 * config/romp/romp.c: Likewise.
4660 * config/sh/sh.c: Likewise.
4661 * config/tahoe/tahoe.c: Likewise.
4662 * config/vax/vax.c: Likewise.
4663 * config/we32k/we32k.c: Likewise.
4664 * config/sparc/sparc.c: Include "function.h".
4665 (mem_min_alignment): Test current_function rather than
4666 regno_pointer_align.
4667 * config/pa/pa.c: Likewise.
4668 (compute_frame_size): Delete declaration of
4669 current_function_outgoing_args_size.
4670 * config/arc/arc.h (current_function_varargs): Delete declaration.
4671 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
4673 * config/i370/i370.h (current_function_outgoing_args_size): Delete
4675 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
4676 current_function_uses_pic_offset_table.
4677 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
4678 of current_function_returns_pointer.
4679 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4680 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4681 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4682 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4683 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4684 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4685 * config/m88k/m88k.c: Include "function.h"
4686 (call_used_regs, current_function_pretend_args_size,
4687 current_function_outgoing_args_size, frame_pointer_needed): Delete
4689 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
4691 * config/mips/mips.h (current_function_calls_alloca): Delete
4693 * config/mn10200/mn10200.h (current_function_needs_context,
4694 rtx_equal_function_value_matters): Delete declarations.
4695 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
4696 flag_pic): Delete declarations.
4697 * config/pa/pa.h (current_function_pretend_args_size,
4698 current_function_decl): Delete declarations.
4699 * config/pa/som.h (current_function_varargs): Delete declaration.
4700 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
4702 * config/pyr/pyr.h (current_function_pretend_args_size,
4703 current_function_args_size, current_function_calls_alloca): Delete
4705 * config/sh/sh.h (current_function_varargs): Delete declaration.
4706 * config/sparc/sparc.h (current_function_outgoing_args_size,
4707 current_function_calls_alloca, current_function_decl): Delete
4709 * config/spur/spur.h (current_function_pretend_args_size,
4710 current_function_calls_alloca): Delete declarations.
4711 * config/v850/v850.c (current_function_outgoing_args_size): Delete
4713 * config/vax/vms.h (current_function_name): Delete declaration.
4714 * gcse.c: Include "function.h".
4715 (current_function_name, current_function_calls_setjmp): Delete
4717 * haifa-sched.c: Include "function.h".
4718 (forced_labels): Delete declaration.
4720 * reg-stack.c: Likewise.
4721 * reload1.c: Likewise.
4722 * genemit.c (main): Make generated file include function.h.
4723 * genoutput.c (output_prologue): Likewise.
4725 * builtins.c (saveregs_value, apply_args_value): Delete variables.
4726 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
4727 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
4728 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
4729 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
4730 macros for some of them.
4731 (emit_filename, emit_lineno): Delete declarations.
4732 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
4733 regno_pointer_* variables through current_function.
4734 (gen_inline_header_rtx): Delete function.
4735 (save_emit_status): Delete function.
4736 (set_new_last_label_num): New function.
4737 (clear_emit_caches): New function.
4738 (restore_emit_status): Just clear last_labelnum and call
4740 (get_last_insn_anywhere): Variable sequence_stack is now accessed
4741 through macro seq_stack.
4742 (add_insn_after): Likewise.
4743 (add_insn_before): Likewise.
4744 (remove_insn): Likewise.
4745 (pop_topmost_sequence): Likewise.
4746 (in_sequence_p): Likewise.
4747 (start_sequence_for_rtl_expr): Likewise.
4748 (start_sequence): Likewise, and likewise for
4749 sequence_rtl_expr/seq_rtl_expr.
4750 (push_topmost_sequence): Likewise.
4751 (end_sequence): Likewise.
4752 (init_virtual_regs): Now takes a "struct emit_status *" argument.
4753 All callers changed. Store into that pointer instead of globals.
4754 (init_emit): Allocate emit elt of current_function.
4755 Changes for sequence_rtl_expr/sequence_stack renaming.
4756 Call clear_emit_caches instead of doing it in-line.
4757 Access regno_pointer_* variables through current_function.
4758 (init_emit_once) Don't clear sequence_stack.
4760 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
4762 (arg_pointer_save_area): Delete declaration.
4763 (finish_expr_for_function): Renamed from init_queue; no longer static.
4764 (init_expr): Don't call init_queue.
4765 (save_expr_status, restore_expr_status): Delete functions.
4766 (expand_expr): Changes to reflect new layout of struct function.
4767 Don't access current_function_check_memory_usage when current_function
4769 * expr.h (forced_labels, save_expr_regs, saveregs_value,
4770 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
4771 current_function_outgoing_args_size, current_function_arg_offset_rtx,
4772 current_function_uses_const_pool, function_call_count,
4773 current_function_uses_pic_offset_table, nonlocal_labels,
4774 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
4775 current_function_check_memory_usage, nonlocal_goto_handler_slots,
4776 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
4778 (finish_expr_for_function): Declare.
4779 * flags.h (current_function_has_nonlocal_label,
4780 current_function_has_nonlocal_goto, current_function_is_thunk,
4781 current_function_has_computed_jump): Delete declarations.
4782 * flow.c (forced_labels): Delete declaration.
4783 * function.c (current_function_pops_args,
4784 current_function_returns_struct, current_function_returns_pcc_struct,
4785 current_function_needs_context, current_function_calls_setjmp,
4786 current_function_calls_longjmp, current_function_has_nonlocal_label,
4787 current_function_has_nonlocal_goto, current_function_is_thunk,
4788 current_function_has_computed_jump, current_function_calls_alloca,
4789 current_function_contains_functions, current_function_returns_pointer,
4790 current_function_epilogue_delay_list, current_function_args_size,
4791 current_function_pretend_args_size, current_function_arg_offset_rtx,
4792 current_function_outgoing_args_size, current_function_varargs,
4793 current_function_stdarg, current_function_args_info, cleanup_label,
4794 current_function_name, current_function_uses_const_pool,
4795 current_function_instrument_entry_exit, current_function_return_rtx,
4796 current_function_uses_pic_offset_table, nonlocal_labels,
4797 current_function_internal_arg_pointer, current_function_cannot_inline,
4798 current_function_check_memory_usage, function_call_count,
4799 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
4800 nonlocal_goto_stack_level, return_label, save_expr_regs,
4801 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
4802 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
4803 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
4804 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
4805 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
4807 (push_function_context_to): Don't save them. Don't call
4808 save_storage_status, save_emit_status or save_expr_status.
4809 (pop_function_context_from): Don't restore them. Don't call
4810 restore_storage_status or restore_expr_status.
4811 (get_func_frame_size): New function.
4812 (get_frame_size): Use it.
4813 (assign_outer_stack_local): Reflect some member name changes in struct
4815 (put_reg_into_stack): Likewise.
4816 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
4818 (fixup_var_refs): Likewise.
4819 (fix_lexical_addr): Likewise.
4820 (trampoline_address): Likewise.
4821 (prepare_function_start): Clear field inlinable of current_function.
4822 (init_function_for_compilation): New function.
4823 (expand_dummy_function_end): New function.
4824 (expand_function_end): Call finish_expr_for_function.
4825 * function.h (struct emit_status): New; fields moved here from struct
4826 function and from global variables. Add accessor macros for some of
4828 (struct expr_status): Likewise.
4829 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
4830 (struct function): Add fields expr and emit, inlinable, inl_emit,
4831 original_arg_vector, original_decl_initial, inl_last_parm_insn,
4832 inl_max_label_num. Add many comments.
4833 Add accessor macros for all elts of struct function that no longer
4834 have a global variable.
4835 (cleanup_label, return_label, frame_offset, tail_recursion_label,
4836 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
4837 stack_slot_list): Delete declarations.
4838 (get_func_frame_size): Declare.
4839 (save_expr_status, restore_expr_status, save_emit_status,
4840 save_storage_status, restore_storage_status): Delete declarations.
4841 (init_virtual_regs): Declare.
4842 * output.h (current_function_pops_args,
4843 current_function_returns_struct, current_function_returns_pcc_struct,
4844 current_function_needs_context, current_function_calls_setjmp,
4845 current_function_calls_longjmp, current_function_calls_alloca,
4846 current_function_has_nonlocal_label, current_function_varargs,
4847 current_function_has_computed_jump, current_function_returns_pointer,
4848 current_function_contains_functions, current_function_args_size,
4849 current_function_pretend_args_size, current_function_stdarg,
4850 current_function_outgoing_args_size, current_function_args_info,
4851 current_function_name, current_function_return_rtx,
4852 current_function_epilogue_delay_list,
4853 current_function_uses_const_pool, current_function_cannot_inline):
4854 Delete declarations.
4855 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
4856 regno_reg_rtx): Delete declaration.
4857 (REGNO_POINTER_FLAG): Delete macro.
4858 * stmt.c (expand_goto): Changes to reflect that some fields in struct
4859 function were renamed.
4860 * stor-layout.c (save_storage_status, restore_storage_status): Delete
4862 * toplev.c: Include "function.h".
4863 (current_function_decl): Delete declaration.
4864 (compile_file): Call init_dummy_function_start and
4865 expand_dummy_function_end around some initializations that need to
4867 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
4868 Call init_function_for_compilation.
4869 * unroll.c: Include "function.h"
4870 (unroll_loop): Access regno_pointer_* variables through
4873 * tree.h (struct tree_decl): Add elt f to saved_insns member.
4874 (DECL_SAVED_INSNS): use it.
4875 (expand_dummy_function_end): Declare.
4876 (init_function_for_compilation): Declare.
4877 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
4878 that it's no longer an INLINE_HEADER.
4879 (expand_call): Likewise.
4880 * integrate.c (finish_inline): Delete function.
4881 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
4882 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
4883 args. Don't generate an INLINE_HEADER rtx, just return the arg
4884 vector. All callers changed.
4885 (save_for_inline_copying): Create a duplicate struct emit_status to
4886 hold the emit state for compiling the current function. Use this and
4887 the other new fields in struct function that are for integration
4888 instead of an INLINE_HEADER.
4889 Use memcpy instead of bcopy.
4890 Store the current struct function in DECL_SAVED_INSNS of fndecl.
4891 (save_for_inline_nocopy): Similar changes, except no new emit_status
4893 (expand_inline_function): Get information from function structure,
4894 not from an inline header rtx.
4895 (output_inline_function): Lose code to extract the necessary
4896 information from an inline header; simply put back the function
4897 structure into current_function. Clear its inlinable elt.
4898 * rtl.def (INLINE_HEADER): Delete.
4899 * rtl.h: Delete all accessors for an INLINE_HEADER.
4900 (gen_inline_header_rtx): Delete declaration.
4901 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
4902 Delete declarations.
4903 (REGNO_POINTER_ALIGN): Delete.
4904 (clear_emit_caches): Declare.
4905 (set_new_last_label_num): Declare.
4907 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
4909 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
4911 * except.c (expand_eh_region_start_for_decl): Always start a new block.
4912 * stmt.c (is_eh_region): Make sure current_function is present, too.
4914 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
4916 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
4917 for 64bit PA targets.
4919 * pa.h (SELECT_SECTION): Define.
4920 * som.h (SELECT_SECTION): Delete.
4922 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4924 * alias.c (init_alias_analysis): Wrap call to
4925 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
4927 1999-08-07 Bruce Korb <autogen@linuxbox.com>
4929 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
4930 <sys/asm.h> contains an asm comment with an apostrophe
4931 * fixinc/inclhack.sh: regen
4932 * fixinc/fixincl.x: regen
4934 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
4936 * function.c (init_function_start): Clear prologue & epilogue.
4937 (prologue_epilogue_contains): New function.
4938 * alias.c (init_alias_analysis): Use it.
4939 * rtl.h (prologue_epilogue_contains): Declare it.
4941 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
4943 * jump.c (onlyjump_p): New function.
4944 * rtl.h: Declare it.
4945 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
4946 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
4948 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
4950 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
4951 to invert loops. Simplify block scanning.
4953 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4955 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
4956 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
4958 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
4960 * config/sparc/liteelf.h: New file to support sparclite-elf target
4961 * config/sparc/t-sp86x: New file to support sparc86x targets
4962 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
4963 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
4964 * configure.in: Support above target triplets
4965 * configure: Regenerated
4967 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
4969 * fixinc/server.c (server_setup): Do not prefix function used as
4972 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
4974 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
4975 Remove fp reg alternatives.
4977 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
4979 * Makefile.in (TAROUTOPTS): Kill.
4980 (install-headers-tar): Use "xpf" for tar headerfile extraction
4981 * i370/x-oe (TAROUTOPTS): Delete.
4982 * m68k/x-apollo68 (TAROUTOPTS): Delete.
4983 * m68k/x-hp320 (TAROUTOPTS): Delete.
4984 * m68k/x-hp320g (TAROUTOPTS): Delete.
4985 * gcc.texi: Update bug reporting text.
4987 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4989 * reg-stack.c (change_stack) Fixed problem with negative array index.
4991 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
4993 * extend.texi, install.texi: Fix spelling mistakes.
4995 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
4996 (s-attrtab); No longer try to use pre-made insn-attrtab file.
4997 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
4999 * mips/t-ecoff: Likewise.
5000 * mips/t-elf: Likewise.
5001 * mips/t-mips: Likewise.
5002 * mips/t-osfrose: Likewise.
5003 * mips/t-r3900: Likewise.
5004 * mips/t-svr3: Likewise.
5005 * mips/t-svr4: Likewise.
5006 * mips/t-ultrix: Likewise.
5008 * gcc.texi: Document recommend means to provide software floating
5009 point libraries in libgcc.a
5011 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
5013 * c-lex.c (yylex): We can have a number with no digits.
5015 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
5017 * jump.c (delete_prior_computation): New function, broken
5018 out of delete_computation. Check for side effects with
5019 side_effects_p instead of FIND_REG_INC_NOTE. Handle
5020 multi-word hard registers.
5021 (delete_computation): Use it. Check for side effects with
5022 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
5023 missing REG_DEAD note for a register which is both set and
5026 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
5028 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
5029 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
5030 (ASM_FILE_START): Import _mcount with the right type.
5031 (ASM_DECLARE_FUNCTION_NAME): Define.
5032 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5033 * pa.c (output_function_prologue): Always emit the function's label
5035 * pa.h (TEXT_SPACE_P): Define.
5036 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5037 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
5038 * som.h (TEXT_SPACE_P): Delete.
5039 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5040 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
5042 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
5044 * expr.c (emit_group_load): Allow src to be a CONCAT.
5046 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5048 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
5049 (___mulsi3): Use '!' comment character.
5051 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5053 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
5055 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
5057 * gcc.c: Update URLs and mail addresses.
5058 * gcc.texi: Likewise.
5060 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
5062 * rs6000.c (current_file_function_operand): Return zero for
5064 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
5066 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
5069 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
5071 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
5072 allocate space in the stack frame for the PIC register.
5074 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
5076 * m68k.md (xordi3, anddi3): These patterns are not available on
5079 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
5081 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
5082 (PUT_REAL): Likewise.
5084 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5086 * final.c (shorten_branches): Don't add an alignment for loops
5087 that have no label inside.
5089 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5091 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
5092 prototypes in macro HAVE_cmpstrsi.
5094 * cpplib.c (cpp_get_token): Remove unused label `op3'.
5096 * emit-rtl.c (operand_subword): Remove unused variable
5099 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
5101 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
5103 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
5105 * cpphash.c (macroexpand): Delete leading whitespace when arg
5106 is concatenated before.
5107 (unsafe_chars): Correct test for whether + and - can extend a
5110 * cppinit.c (cpp_start_read): Do dependencies for
5111 -include/-imacros files also.
5113 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
5114 tokenizing non-directive lines.
5115 (cpp_expand_to_buffer): Temporarily disable no-output mode.
5116 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
5119 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5121 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
5123 * c-lex.c: Sync with C++ frontend.
5124 (linemode): New variable.
5125 (parse_float): imag, conversion_errno, and type are output only.
5126 (yylex): Adjust. Move initial '.' case into main switch.
5128 (handle_generic_pragma): Just deal with tokens.
5129 (readescape): Use ISXDIGIT and ISGRAPH.
5130 * c-parse.in: Add END_OF_LINE token.
5132 * c-lex.c (lang_init): Generalize.
5133 (nextchar): Remove. Replace uses with UNGETC.
5134 (skip_white_space): Handle linemode here. Optimize for cpplib.
5135 (skip_white_space_on_line): Remove.
5136 (extend_token_buffer_to): New fn.
5137 (extend_token_buffer): Use it.
5138 (read_line_number, check_newline): Just deal with tokens.
5139 (token_getch, token_put_back): New fns.
5140 (yylex): Use them. More cpplib optimizations. Simplify.
5142 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5143 Jason Merrill <jason@yorick.cygnus.com>
5145 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
5146 (consume_string): Make this smart about USE_CPPLIB.
5147 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
5148 (yylex): Rewrite to be intelligent about USE_CPPLIB.
5149 Also, clean up cases where we redundantly set token_buffer[0].
5150 (read_line_number): New fn.
5151 (ignore_escape_flag): New variable.
5153 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
5155 * a29k/t-a29kbare: Fix some comments.
5156 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
5157 (FPBIT, DPBIT): Define.
5158 * a29k/t-vx29k: Likewise.
5159 * arc/t-arc: Likewise.
5160 * arm/t-arm-elf: Likewise.
5161 * arm/t-bare: Likewise.
5162 * arm/t-pe: Likewise.
5163 * arm/t-pe-thumb: Likewise.
5164 * arm/t-semi: Likewise.
5165 * arm/t-thumb: Likewise.
5166 * arm/t-thumb-elf: Likewise.
5167 * arm/t-thumb-linux: Likewise.
5168 * h8300/t-h8300: Likewise.
5169 * i960/t-i960: Likewise.
5170 * i960/t-vxworks960: Likewise.
5171 * m32r/t-m32r: Likewise.
5172 * mips/t-ecoff: Likewise.
5173 * mips/t-elf: Likewise.
5174 * mips/t-r3900: Likewise.
5175 * pa/t-pro: Likewise.
5176 * rs6000/t-aix43: Likewise.
5177 * rs6000/t-beos: Likewise.
5178 * rs6000/t-newas: Likewise.
5179 * rs6000/t-ppccomm: Likewise.
5180 * rs6000/t-rs6000: Likewise.
5181 * rs6000/t-winnt: Likewise.
5182 * rs6000/t-xnewas: Likewise.
5183 * rs6000/t-xrs6000: Likewise.
5184 * sh/t-sh: Likewise.
5185 * sparc/t-elf: Likewise.
5186 * sparc/t-sparcbare: Likewise.
5187 * sparc/t-sparclite: Likewise.
5188 * sparc/t-splet: Likewise.
5189 * v850/t-v850: Likewise.
5190 * mn10200/t-mn10200: Fix comments.
5191 * mn10300/t-mn10300: Likewise.
5193 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
5194 dummy operand. Allocate a new pseudo for the dummy operand.
5195 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
5197 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
5199 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
5201 * configure: Rebuilt.
5202 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
5204 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
5206 * recog.c (preproces_constraints): Zero recog_op_alt before
5207 processing the constraints.
5209 * arm.c (typedef minipool_node): Renamed from pool_node.
5210 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
5211 (add_minipool_constant): New function.
5212 (dump_minipool): New function.
5213 (find_barrier): Remove special case for getting the insn size of
5214 an insn that references the constant pool.
5215 (minipool_fixup): New structure.
5216 (push_minipool_barrier): New function.
5217 (push_minipool_fix): New function.
5218 (note_invalid_constants): New function.
5219 (add_pool_constant, dump_table, fixit, broken_move): Delete.
5220 (arm_reorg): Rewrite code to fix up the constant pool into a
5221 series of mini-pools embedded in the insn stream.
5222 (arm_output_epilogue): New function, made mainly from the body
5223 of output_func_epilogue.
5224 (output_func_epilogue): Move insn generation part of epilogue code
5225 to arm_output_epilogue.
5226 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
5227 * arm.md (pool_range): New attribute.
5228 (zero_extendqidi2): Add attribute pool_range.
5229 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
5230 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
5231 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
5232 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
5233 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
5234 (epilogue): New expand.
5235 (epilogue_insn): New insn. Call arm_output_epilogue.
5237 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
5238 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
5240 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5242 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5244 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
5246 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
5248 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
5250 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
5252 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
5254 * global.c: Fix comment.
5256 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
5258 * gcc.c (access_check): New static function.
5259 (find_a_file): Use it when searching a directory list.
5260 * collect2.c (find_a_file): Don't accept directories found when
5261 searching a directory list.
5263 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
5265 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
5266 function parameters with `&'.
5267 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
5269 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
5271 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
5272 or tidy_fallthru_edge if the last insn in the block is not
5273 an unconditional jump or a simple conditional jump.
5275 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5277 * Makefile.in (c-decl.o): Depends on defaults.h.
5279 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
5281 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
5283 (CLASS_MAX_NREGS): Likewise.
5285 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
5287 * cse.c (cse_insn): Fix dumb thinko in last change.
5289 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5291 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
5294 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
5296 * dwarf2out.c (add_location_or_const_value_attribute): Correct
5297 test for sizes of passed and declared parameter types.
5299 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5301 * fixincludes: Fix the return type of bsearch, char* -> void*.
5303 * fixinc/inclhack.def: Likewise.
5305 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
5307 * invoke.texi (-fdump-translation-unit): New option.
5309 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
5311 * expr.h (PROMOTE_PROTOTYPES): Move ...
5312 * defaults.h: ... to here.
5313 * c-decl.c: Include defaults.h instead of expr.h.
5314 * c-typeck.c: Include defaults.h.
5316 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
5318 * toplev.h (errorcount): Declare.
5319 (warningcount): Likewise.
5320 (sorrycount): Likewise.
5321 * c-lex.c (errorcount): Don't declare.
5322 * dwarf2out.c (errorcount): Don't declare.
5324 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
5326 * config/libgloss.h: Add a note discouraging use with ELF.
5327 * configure.in: Don't use libgloss.h for ELF targets.
5328 Always use_collect2 on a.out targets.
5330 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
5332 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
5333 (force_to_mode, case ASHIFTRT): Add shiftrt label.
5335 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5337 * loop.c (strength_reduce): When doing biv->giv conversion, update
5338 reg note of NEXT->insn.
5340 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5342 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
5344 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5346 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
5347 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
5348 Ensure expr.h is included.
5349 * c-typecheck.c (convert_arguments): Ditto.
5351 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
5353 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
5354 * config/convex/convex.h: Ditto.
5355 * config/dsp16xx/dsp16xx.h: Ditto.
5356 * config/fx80/fx80.h: Ditto.
5357 * config/gmicro/gmicro.h: Ditto.
5358 * config/i370/i370.h: Ditto.
5359 * config/i386/i386.h: Ditto.
5360 * config/m32r/m32r.h: Ditto.
5361 * config/m68k/m68k.h: Ditto.
5362 * config/m88k/m88k.h: Ditto.
5363 * config/mips/mips.h: Ditto.
5364 * config/pa/pa.h: Ditto.
5365 * config/pyr/pyr.h: Ditto.
5366 * config/tahoe/tahoe.h: Ditto.
5367 * config/we32k/we32k.h: Ditto.
5369 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
5372 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
5374 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
5377 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
5379 1999-08-02 Richard Henderson <rth@cygnus.com>
5381 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
5382 for the register spill block.
5384 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
5385 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
5387 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
5388 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
5389 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
5391 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5393 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
5394 MAX_WCHAR_TYPE defined in sparc.h.
5395 * config/sparc/linuxaout.h: Likewise.
5396 * config/sparc/linux64.h: Likewise.
5397 Also default to -mvis if CPU is UltraSPARC.
5399 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5401 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
5402 (RTX_OK_FOR_OLO10): Likewise.
5403 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
5404 %lo(), allow it in addresses...
5405 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
5406 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
5407 does not make sense.
5408 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
5409 (sparc_output_scratch_registers): New function.
5410 (output_function_prologue, sparc_flat_output_function_prologue): Use
5412 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
5414 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
5415 * configure.in: Add check for .register pseudo-op support in as and
5416 check for offsetable %lo().
5417 * acconfig.h: Add templates for the above checks.
5418 * configure: Regenerate.
5420 1999-08-02 Richard Henderson <rth@cygnus.com>
5422 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
5423 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
5424 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
5426 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5428 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5431 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5433 * config/float-sparc.h: New file.
5434 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
5435 sparc-*-linux-gnu and sparc64-*-linux*.
5437 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5439 * rs6000.c (rs6000_va_list): Type is an array.
5440 (rs6000_va_start): Don't doubly adjust for varargs.
5441 (rs6000_va_arg): Evaluate long long GPR adjustment.
5443 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
5445 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
5446 -maix64 and -maix32.
5447 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
5448 LINK_SPEC): Change appropriately.
5449 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
5450 (u_short_cint_operand): Likewise.
5451 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
5453 * rs6000/t-aix43 (MULTILIB): Change to -m64.
5455 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
5457 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
5459 * rs6000/rs6000.c (num_insns_constant_wide): Correct
5461 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
5462 (non_add_cint_operand): Likewise.
5463 (logical_operand): Likewise.
5464 (non_logical_cint_operand): Likewise.
5465 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
5466 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
5467 (rs6000_select_rtx_section): Suppress warning.
5468 (small_data_operand): Suppress warning.
5469 (rs6000_got_register): Suppress warning.
5470 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
5471 type, so `J' is generally the wrong constraint for a SImode value;
5473 (andsi3_internal2): Likewise.
5474 (andsi3_internal3): Likewise.
5475 (iorsi3_internal1): Likewise.
5476 (xorsi3_internal1): Likewise.
5478 (movsf_softfloat): Likewise.
5479 (scc insns): Likewise.
5480 (movsi+2): Preserve sign bits of SImode constant.
5481 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
5482 (movdf+1): Sign-extend properly.
5483 (movdi_32+1): Sign-extend properly.
5484 (scc insns): Sign-extend properly.
5486 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
5489 1999-08-02 Richard Henderson <rth@cygnus.com>
5491 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
5493 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
5494 * alpha.md (all fp insns): Likewise.
5496 1999-08-02 Nick Clifton <nickc@cygnus.com>
5498 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
5501 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
5503 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
5504 pic_load_label generator directly.
5505 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
5506 No longer a named pattern.
5508 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
5510 * explow.c (force_reg): Call force_operand if X does not
5511 satisfy general_operand.
5513 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
5515 * fix-header.c (main): When testing for CONTINUED, use string
5516 equality, not pointer equality.
5518 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
5520 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
5522 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
5524 * cse.c (cse_insn): Fix loop which deletes insns after a jump
5525 that has become an unconditional jump.
5527 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
5528 (output_function_epilogue): Similarly.
5530 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5532 * tree.h (init_dummy_function_start): Declare.
5534 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5536 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
5537 last_expr_type, last_expr_value, block_start_count, block_stack,
5538 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
5539 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
5540 dynamically in stmt elt of struct function for each function.
5541 (struct nesting): Rename function_call_count elt to n_function_calls,
5542 target_temp_slot_level to block_target_temp_slot_level. All users
5544 (struct stmt_status): New structure definition.
5545 Add many accessor macros for stmt_status elements which previously
5546 were global variables.
5547 (init_stmt_for_function): Allocate stmt elt for current_function.
5548 Reflect that block_start_count was renamed to
5549 current_block_start_count.
5550 (save_stmt_status, restore_stmt_status): Delete functions.
5551 (preserve_subexpressions_p): Don't access loop_stack when outside
5553 (expand_start_bindings): Reflect that block_start_count was renamed to
5554 current_block_start_count.
5555 (expand_fixup): Likewise.
5556 (expand_decl): Don't access block_stack when outside a function.
5557 (expand_decl_cleanup): Likewise.
5558 (expand_dcc_cleanup): Likewise.
5559 (expand_dhc_cleanup): Likewise.
5560 (expand_anon_union_decl): Likewise.
5561 (set_file_and_line_for_stmt): New function.
5562 (in_control_zone_p): New function.
5564 * function.h (struct function): Add new elt stmt.
5565 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
5566 case_stack, nesting_stack, nesting_depth, block_start_count,
5567 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
5568 emit_lineno, goto_fixup_chain.
5569 (save_eh_status, restore_eh_status, save_stmt_status,
5570 restore_stmt_status): Delete declarations.
5571 * function.c (push_function_context_to): Don't call save_stmt_status.
5572 (pop_function_context_to): Don't call restore_stmt_status.
5573 * tree.h (in_control_zone_p): Declare.
5574 * rtl.h (set_file_and_line_for_stmt): Declare.
5576 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
5577 call set_file_and_line_for_stmt.
5579 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
5581 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
5582 Also update copyright.
5584 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5586 * c-pragma.c: Don't include "except.h".
5587 * emit-rtl.c: Likewise.
5588 * stor-layout.c: Likewise.
5590 * varasm.c: Likewise.
5592 * flow.c: Include "function.h".
5593 * tree.h (init_dummy_function_start): Declare new function.
5595 * except.h (struct eh_status): New structure.
5596 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
5598 (eh_return_stub_label, ehstack, catchstack, ehqueue,
5599 catch_clauses, false_label_stack, caught_return_label_stack,
5600 protect_list, current_function_ehc): Add accessor macros for the
5601 corresponding fields in current_function->eh; delete declarations
5602 for all items that used to be declared here.
5603 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
5604 catch_clauses, false_label_stack, caught_return_label_stack,
5605 protect_list, current_function_ehc): Delete variables.
5606 (init_eh_for_function): Allocate current_function->eh.
5607 (save_eh_status, restore_eh_status): Delete functions.
5609 * function.h (struct function): Add fields next_global and eh.
5610 Delete all exception handling related fields.
5611 * function.c (current_function): New variable.
5612 (all_functions): New variable.
5613 (push_function_context_to): Don't allocate a struct function,
5614 use current_function instead. Call init_dummy_function_start when
5615 outside a function. Clear current_function before returning.
5616 (pop_function_context_from): Restore current_function.
5617 Don't free the restored struct function.
5618 (prepare_function_start): New function.
5619 (init_dummy_function_start): New function.
5620 (init_function_start): Break out some code into prepare_function_start
5623 * stmt.c (save_stmt_status): Don't call save_eh_status.
5624 (restore_stmt_status): Don't call restore_eh_status.
5626 * Makefile.in: Update dependencies.
5628 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
5630 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
5631 of depending on a magic constant value. Update comments.
5632 (hppa_expand_prologue): Similarly.
5634 * pa.md (reload_indi, reload_outdi): Allow any register for the
5635 original reload register.
5637 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
5639 * cccp.c (print_help): Change marcos to macros.
5641 1999-07-30 Richard Henderson <rth@cygnus.com>
5643 * c-typeck.c (initializer_constant_valid_p): Move ...
5644 * c-common.c (initializer_constant_valid_p): ... here. Use
5645 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
5647 * c-common.h (initializer_constant_valid_p): Declare.
5648 * c-tree.h (initializer_constant_valid_p): Remove.
5650 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
5652 * config/i386/sol2-c1.asm: Align the stack.
5653 * config/i386/sol2-gc1.asm: Likewise.
5655 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
5657 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
5658 -Asparclite for sparc86x.
5659 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
5661 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
5663 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
5665 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
5666 the user if using the non-default arch size in BI_ARCH configuration.
5667 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
5669 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
5670 Fix patterns so that they actually match.
5671 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
5672 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
5673 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
5675 (mulsidi3): Reflect this in the expand.
5676 (smulsi3_highpart): Only on TARGET_ARCH32.
5677 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
5678 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
5679 (umulsidi3): Reflect this in the expand.
5680 (umulsi3_highpart): Only on TARGET_ARCH32.
5681 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
5682 don't require g0 to be zero.
5683 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
5684 ({,u}divsi3): New expands.
5685 ({,u}divsi3_sp64): New patterns.
5686 (after lshrdi3_v8plus): Four new patterns to help combiner
5687 optimizing nested mixed mode shifts.
5689 * config/sparc/sparc.c (sparc_override_options): Use deprecated
5690 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
5691 speed things up. Don't use them by default on plain v9 in 64bit
5692 mode, according to what SPAMv9 sais.
5694 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
5695 top 32 bits of %[og][0-7] in signal handlers.
5696 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
5698 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
5700 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
5701 (ashlsi3): Corresponding changes.
5703 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
5705 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
5707 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
5709 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5711 * arm.h (Hint): Delete macro.
5712 Substitute HOST_WIDE_INT for Hint in some prototypes.
5713 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
5715 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
5717 * builtins.c (expand_builtin_setjmp): Use force_operand to
5718 make sure that the buffer address is in a suitable form to be
5719 passed to force_reg.
5721 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
5723 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
5726 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
5728 * pa.md (indirect_jump): Remove mode from match_operand. Verify
5729 proper mode in the condition string.
5730 (icacheflush, dcacheflush): Remove modes from match_operands.
5732 * pa.c (emit_move_sequence): Always convert scratch_reg to the
5733 proper mode before using it.
5735 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
5738 * pa.c (store_reg): Do not call add_high_const generator directly.
5739 (load_reg, set_reg_plus_d): Likewise.
5740 * pa.md (add_high_const): No longer a named pattern.
5742 * pa.c (legitimize_address): Consistently use Pmode rather than
5743 SImode. Do not call gen_pic2_highpart directly anymore.
5744 * pa.md (pic2_highpart): No longer a named pattern.
5745 (pic2_lo_sum): Similarly. Reformat to make more readable.
5747 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
5752 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5754 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
5756 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
5758 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
5759 and tag the spill mems.
5760 (hppa_va_start): New.
5762 * pa.h (EXPAND_BUILTIN_VA_START): New.
5763 (EXPAND_BUILTIN_VA_ARG): New.
5765 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
5767 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
5768 and tag the spill mems.
5769 (mn10300_va_start): New.
5770 (mn10300_va_arg): New.
5771 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
5772 (EXPAND_BUILTIN_VA_ARG): New.
5774 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
5776 * mn10200.c (mn10200_va_arg): New.
5777 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
5779 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
5781 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
5782 rather than play with TREE_INT_CST_LOW.
5784 1999-07-27 Philip Blundell <pb@nexus.co.uk>
5786 * config/arm/telf.h: Include dbxelf.h.
5787 (CPP_PREDEFINES): Only define if not already defined.
5788 (ASM_IDENTIFY_GCC): Likewise.
5789 (SUBTARGET_EXTRA_SECTIONS): Likewise.
5790 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
5791 * config/arm/thumb.h (LINK_SPEC): Only define if not already
5793 (DBX_DEBUGGING_INFO): Don't define.
5794 * config/arm/linux-telf.h: New file.
5795 * config/arm/linux-tgas.h: New file.
5796 * config/arm/t-thumb-linux: New file.
5797 * config/arm/uclinux-elf.h: New file.
5798 * config/arm/uclinux-telf.h: New file.
5799 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
5800 thumb-*-uclinux): New targets.
5801 * configure: Regenerate.
5803 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
5805 * pa.md (post_store, pre_load): New expanders.
5806 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
5807 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
5808 need to directly generate RTL for them.
5809 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
5812 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
5814 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
5815 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
5816 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
5817 (secndary_reload_class): Make TARGET_ELF conditional compile.
5818 (print_operand_address): Similar.
5819 (output_toc): Print all values as hex.
5820 (get_issue_rate): Rearrange and add RS64A and PPC630.
5821 * rs6000.h (processor_type): Add RS64A and PPC630.
5822 (PROCESSOR_POWERPC64): New.
5823 (PROMOTE_MODE): Use word_mode.
5824 (RTX_COSTS): Add RS64A and PPC630.
5825 * rs6000.md (scheduling information): Add lmul and ldiv
5826 representing 64-bit integer multiply and divide. Add rs64a and
5828 (ashldi3): Add support for "rldic" instruction.
5829 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
5831 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
5833 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
5834 instead of V8 for sparclite86x in cpu_table.
5836 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5838 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
5839 output_file_directive.
5841 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
5843 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
5844 tree for op1, not the rtl.
5846 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
5848 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
5849 to m88k_va_start, leaving only the register spill.
5850 (m88k_build_va_list): New.
5851 (m88k_va_start): New.
5853 * m88k.h (BUILD_VA_LIST_TYPE): New.
5854 (EXPAND_BUILTIN_VA_START): New.
5855 (EXPAND_BUILTIN_VA_ARG): New.
5857 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
5859 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
5860 Rename from expand_builtin_saveregs.
5861 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
5863 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
5865 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
5866 for the register spill block.
5867 (i960_build_va_list): New.
5868 (i960_va_start): New.
5870 * i960.h (BUILD_VA_LIST_TYPE): New.
5871 (EXPAND_BUILTIN_VA_START): New.
5872 (EXPAND_BUILTIN_VA_ARG): New.
5873 * i960.md (store_multiple): Use change_address on individul mems.
5875 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
5877 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
5879 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
5880 (expand_builtin_va_end): Evaluate arg for side effects.
5881 * c-common.c (c_common_nodes_and_builtins): Construct a
5882 va_list_arg_type_node to handle array decomposition to pointer.
5884 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
5886 * except.c (start_dynamic_cleanup): Use force_operand on the
5889 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
5891 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
5892 * c4x.c (c4x_va_arg): New.
5894 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
5896 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
5899 1999-07-26 Nathan Sidwell <nathan@acm.org>
5901 * eh-common.h (__eh_matcher): Prototype correctly.
5903 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
5905 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
5906 (TARGET_SINGLE_PIC_BASE): Likewise.
5907 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
5909 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
5910 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
5911 (TARGET_OPTIONS): Add -mpic-register=N.
5912 (OUTPUT_INT_ADDR_CONST): New macro.
5913 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
5914 LEGITIMATE_PIC_OPERAND_P): Likewise.
5915 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
5916 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
5917 output_addr_const directly.
5918 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
5920 (thumb_pic_register, thumb_pic_register_string): Declare.
5922 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
5924 (label_mentioned_p): New function: Imported from arm.c.
5925 (legitimize_pic_address): New function: Imported from arm.c.
5926 (is_pic):New function: Imported from arm.c.
5927 (thumb_finalize_pic):New function: Imported from arm.c.
5928 (add_constant): Cope with PIC constants.
5929 (fixit): Cope with PIC constants.
5930 (output_return): Do not treat the PIC register as live if
5931 TARGET_SINGLE_PIC_BASE is true.
5932 (thumb_function_prologue): Do not treat the PIC register as live if
5933 TARGET_SINGLE_PIC_BASE is true.
5934 (thumb_expand_prologue): Do not treat the PIC register as live if
5935 TARGET_SINGLE_PIC_BASE is true.
5936 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
5937 TARGET_SINGLE_PIC_BASE is true.
5938 (thumb_print_operand): Accept '|'.
5939 (thumb_override_options): Process PIC options.
5941 * config/arm/thumb.md (movsi): Support PIC.
5942 (call_insn): Change "i" constraint to "X".
5943 (call_value_insn): Likewise.
5944 (consttable_4, consttable_8, consttable_end): Set and clear
5945 "making_const_table" as appropriate.
5946 (pic_load_addr, pic_add_dot_plus_four): New insns.
5948 * invoke.texi (Thumb Options): Fix spelling. Document new
5949 options -msingle-pic-base and -mpic-register=.
5951 1999-07-26 Andrew Haley <aph@cygnus.com>
5953 * config/m32r/initfini.c (__init): Use a full word immediate for
5954 __fini: this allows it to be placed in any memory region.
5956 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
5957 -mmodel=medium. This is OK for all memory models.
5959 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
5961 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
5962 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
5964 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
5966 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
5969 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
5971 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
5973 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
5974 (BUILD_VA_LIST_TYPE): New.
5975 (EXPAND_BUILTIN_VA_START): New.
5976 (EXPAND_BUILTIN_VA_ARG): New.
5977 * i860.c (output_delayed_branch): Disable.
5978 (output_delay_insn): Likewise.
5979 (i860_saveregs): New.
5980 (i860_build_va_list): New.
5981 (i860_va_start): New.
5983 * i860.md: Disable all peepholes using output_delayed_branch.
5984 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
5986 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
5988 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
5989 (BUILD_VA_LIST_TYPE): New.
5990 (EXPAND_BUILTIN_VA_START): New.
5991 (EXPAND_BUILTIN_VA_ARG): New.
5992 * clipper.c (clipper_builtin_saveregs): Only dump registers.
5993 Return the address of the save area.
5994 (clipper_build_va_list): New.
5995 (clipper_va_start): New.
5996 (clipper_va_arg): New.
5998 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
6000 * arc.h (EXPAND_BUILTIN_VA_START): New.
6001 (EXPAND_BUILTIN_VA_ARG): New.
6002 * arc.c (arc_setup_incoming_varargs): Set alias set of
6004 (arc_va_start): New.
6007 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
6009 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
6010 (BUILD_VA_LIST_TYPE): New.
6011 (EXPAND_BUILTIN_VA_START): New.
6012 (EXPAND_BUILTIN_VA_ARG): New.
6013 * alpha.c (alpha_builtin_saveregs): Delete.
6014 (alpha_build_va_list): New.
6015 (alpha_va_start): New.
6016 (alpha_va_arg): New.
6018 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
6020 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
6022 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
6023 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
6025 * gcc.texi: More changes related to list conversion.
6026 * invoke.texi: Likewise.
6028 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
6030 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
6031 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
6032 (expand_builtin_next_arg): Accept ARGLIST not EXP.
6033 (stabilize_va_list): New function.
6034 (std_expand_builtin_va_start): New function.
6035 (expand_builtin_va_start): New function.
6036 (get_varargs_alias_set): New function.
6037 (std_expand_builtin_va_arg): New function.
6038 (expand_builtin_va_arg): New function.
6039 (expand_builtin_va_end): New function.
6040 (expand_builtin_va_copy): New function.
6041 (expand_builtin): Call them.
6042 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
6043 __builtin_{varargs_start,stdarg_start,end,copy}.
6044 (build_va_arg): New function.
6045 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
6046 (build_va_arg): Declare.
6047 * c-decl.c (ptr_type_node, va_list_type_node): New.
6048 * c-parse.gperf (__builtin_va_arg): New.
6049 * c-parse.in (VA_ARG): New token.
6050 (unary_expr): Recognize it.
6051 * expr.c (expand_expr): Expand VA_ARG_EXPR.
6052 * expr.h (std_expand_builtin_va_start): Declare.
6053 (std_expand_builtin_va_arg): Declare.
6054 (expand_builtin_va_arg): Declare.
6055 (get_varargs_alias_set): Declare.
6056 * tree.def (VA_ARG_EXPR): New.
6057 * tree.h (BUILT_IN_VARARGS_START): New.
6058 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
6059 (ptr_type_node, va_list_type_node): Declare.
6060 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
6061 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
6062 * m88k.h, m88k.c: Likewise.
6063 * mn10300.h, mn10300.c: Likewise.
6064 * pa.h, pa.c: Likewise.
6065 * rs6000.h, rs6000.c: Likewise.
6066 * sh.h, sh.c: Likewise.
6067 * sparc.h, sparc.c: Likewise.
6069 * emit-rtl.c (operand_subword): Copy alias set.
6070 (change_address): Likewise.
6072 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
6074 * pa.c (compute_frame_size): Scan all the used callee saved registers,
6075 not just the first one.
6077 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
6079 * config/arm/arm.h (TARGET_SWITCHES): Add
6080 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
6081 (TARGET_OPTIONS): Add -mpic-register=.
6082 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
6083 (arm_pic_register_string): Declare.
6084 (NEED_PLT_GOT): Delete, replace with ...
6085 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
6086 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
6087 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
6088 * config/arm/arm.c (arm_override_options): Add new option
6090 (arm_pic_register_string): New variable.
6091 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
6092 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
6093 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
6094 (output_return_instruction): Likewise.
6095 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
6096 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
6097 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
6099 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
6100 mention of -msched-prolog. Document new options -msingle-pic-base
6101 and -mpic-register=.
6103 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
6105 * haifa-sched.c (reemit_notes): Tidy.
6106 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
6109 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
6111 * explow.c (trunc_int_for_mode): New function.
6112 (plus_constant_wide): Use it.
6113 * combine.c (simplify_and_const_int): Likewise.
6114 (merge_outer_ops): Likewise.
6115 (simplify_shift_const): Likewise.
6116 * cse.c (simplify_unary_operation): Likewise.
6117 (simplify_binary_operation): Likewise.
6118 * emit-rtl.c (operand_subword): Likewise.
6119 * rtl.h: Declare it.
6121 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6123 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
6124 (use NUM_REGS instead of NUM_INTS).
6126 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6128 * builtins.c: New file.
6129 * expr.c (saveregs_value, apply_args_value): Delete definition,
6130 moved into builtins.c.
6131 (string_constant): No longer static.
6132 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
6133 apply_args_size, apply_result_size, result_vector,
6134 expand_builtin_apply_args, expand_builtin_apply,
6135 expand_builtin_return): Delete functions, moved into builtins.c.
6136 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
6137 * expr.h (saveregs_value, apply_args_value): Declare variables.
6138 (expand_builtin, string_constant): Declare functions.
6139 * Makefile.in: Update to build builtin.o.
6141 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6143 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
6144 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
6145 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
6146 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
6148 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
6151 1999-07-21 Michael Meissner <meissner@cygnus.com>
6153 * print-rtl.c (print_rtx): Print the names of the virtual
6156 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
6158 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
6159 introduced in previous delta.
6161 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6163 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
6164 to avoid name clash.
6166 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6168 * c-lex.c (yylex) : Correct the test for overflow when lexing
6171 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
6173 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
6174 (adjust_priority): Always call ADJUST_PRIORITY.
6175 (schedule_insn): Only put insns into the ready at cost 0.
6176 (schedule_block): Remove redundant initial sort. Give clock_var
6177 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
6179 * tm.texi (MD_SCHED_REORDER): Update docs.
6181 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
6182 * sparc.c (ultra_reorder_called_this_block): Delete.
6183 (ultrasparc_sched_init): Don't set it.
6184 (ultrasparc_sched_reorder): Don't check it.
6186 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
6188 * rs6000.h (struct rs6000_args): Add sysv_gregno.
6189 * rs6000.c (init_cumulative_args): Init sysv_gregno.
6190 (function_arg_boundary): Align DFmode.
6191 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
6192 to get fp reg and stack overflow correct.
6193 (function_arg): Likewise.
6194 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
6195 (setup_incoming_varargs): Restructure for ABI_V4; use
6196 function_arg_advance to skip final named argument.
6197 (expand_builtin_saveregs): Properly unskip the last integer arg
6198 when doing varargs. Adjust overflow location calculation.
6200 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
6201 explicitly unsigned.
6202 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
6203 (__VA_GP_REGSAVE): Similarly.
6204 (__va_longlong_p): Delete.
6205 (__va_arg_type_violation): New declaration.
6206 (va_arg): Restructure. Flag promotion errors. Align double.
6207 TFmode passed by reference.
6209 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
6210 in the HOST_BITS_PER_WIDE_INT > 32 case.
6212 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
6214 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
6216 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
6218 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
6219 * toplev.c (documented_lang_options): Add -fpreprocessed.
6220 * cpplib.h (struct cpp_buffer): Add preprocessed.
6221 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
6222 (cpp_start_read): Don't expand macros or emit an initial #line
6223 directive if -fpreprocessed.
6225 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6227 * cpplib.h (struct cpp_buffer): Added manual_pop for
6228 better C++ tokenization.
6229 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
6230 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
6231 * c-common.c (cpp_token): Make non-static.
6233 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6235 * c-common.h: New file.
6236 * c-common.c (permanent_obstack): Delete unused declaration.
6237 (c_global_trees): New array.
6238 (c_common_nodes_and_builtins): New function; split off common code
6239 from init_decl_processing in both c-decl.c and cp/decl.c.
6240 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
6241 c_global_trees and accessor macros defined in c-common.h.
6243 * c-decl.c: Delete definitions for tree nodes that were replaced by
6245 (init_decl_processing): Build void_list_node.
6246 Call c_common_nodes_and_builtins; delete code to generate the common
6248 * objc/objc-act.c (build_module_descriptor): Rename variable
6249 void_list_node to avoid clash with c-common.h.
6251 * Makefile.in: Update dependencies.
6252 * objc/Make-lang.in: Likewise.
6254 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
6256 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
6257 (UNIQUE_SECTION_P): Likewise.
6258 (UNIQUE_SECTION): Likewise.
6260 1999-07-19 Linas Vepstas <linas@linas.org>
6262 * config/i370/README: New file.
6263 * config/i370/linux.h: New file.
6264 * config/i370/mvs.h: New file.
6265 * config/i370/oe.h: New file.
6266 * config/i370/t-linux: New file.
6267 * config/i370/t-mvs: New file.
6268 * config/i370/t-oe: New file.
6269 * config/i370/x-oe: New file.
6270 * config/i370/xm-linux.h: New file.
6271 * config/i370/xm-mvs.h: New file.
6272 * config/i370/xm-oe.h: New file.
6274 * i370.c (label_node_t): Add first_ref_page, label_addr,
6275 label_first_ref, label_last_ref members.
6276 (mvs_need_base_reload): Renamed from mvs_label_emitted.
6277 (MAX_MVS_LABEL_SIZE): Define.
6278 (MAX_LONG_LABEL_SIZE): Define.
6279 (alias_node_t, alias_anchor, alias_number): New.
6280 (mvs_function_table): Reorder for EBCDIC.
6281 (ascebc, ebcasc): Unconditionally define.
6282 (i370_branch_dest, i370_branch_length): New functions.
6283 (i370_short_branch, i370_label_scan): New functions.
6284 (mvs_get_label): Renamed from mvs_add_label. Search for
6285 an existing label before creating a new one.
6286 (mvs_add_label): New function.
6287 (mvs_get_label_page): New function.
6288 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
6289 over the entire list.
6290 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
6291 (mvs_check_page) [TARGET_ELF_ABI]: New function.
6292 (mvs_add_alias, mvs_need_alias): New functions.
6293 (mvs_get_alias, mvs_check_alias): New functions.
6294 (handle_pragma): New function.
6295 (mvs_function_check): New function.
6296 (unsigned_jump_follows_p): Search harder.
6297 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
6298 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
6299 * i370.h (TARGET_VERSION): Delete.
6300 (CPP_SPEC, CPP_PREDEFINES): Delete.
6301 (mvs_label_emitted): Delete.
6302 (TARGET_EBCDIC): Delete.
6303 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
6304 (HANDLE_PRAGMA): Define.
6305 (HARD_REGNO_NREGS): Handle complex modes.
6306 (HARD_REGNO_MODE_OK): Likewise.
6307 (CLASS_MAX_NREGS): Likewise.
6308 (RET_REG): Likewise.
6309 (EXTRA_CONSTRAINT): Define.
6310 (RETURN_IN_MEMORY): True for DImode.
6311 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
6312 (FUNCTION_PROFILER): Delete.
6313 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
6314 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
6315 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
6316 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
6317 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
6318 (ASM_FILE_START): Add "RMODE ANY".
6319 (ASM_OUTPUT_EXTERNAL): Check for aliases.
6320 (ASM_GLOBALIZE_LABEL): Likewise.
6321 (ASM_OUTPUT_LABELREF): Likewise.
6322 (ASM_OUTPUT_COMMON): Likewise.
6323 (PRINT_OPERAND): Handle 'K', 'W', default.
6324 (PRINT_OPERAND_ADDRESS): New.
6325 (Lots of defines): Add support for TARGET_ELF_ABI.
6326 * i370.md (attr length): New. Define for all patterns.
6327 (*): Lots of tweeks to assembly output and constraints.
6329 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
6331 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
6332 Disable patterns performing SImode comparisons with SImode values
6333 if TARGET_POWERPC64 and instruction does not sign-extend or does
6334 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
6335 differ for signed quantities.
6336 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
6337 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
6338 (decrement_and_branch_on_count): Add 64-bit variant.
6340 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6342 * final.c (output_asm_insn): When searching for the matching string
6343 for a given dialect, don't run past the end of the list of
6344 alternatives if there are fewer alternatives in the template than
6347 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
6349 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
6350 Removed paragraph about compression of files and size limitation,
6351 duplicated in the FAQ. Use gcc-patches for posting patches.
6352 * gcc.c (main): Updated URL with bug reporting instructions to
6353 gcc.gnu.org. Removed e-mail address.
6354 * system.h (abort): Likewise.
6356 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6358 * Makefile.in (stmp-multilib-sub): Make the files extracted
6359 from $(LIBGCC1) writable.
6361 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
6363 * config/arm/aout.h: Reformat for improved readability.
6365 * config/arm/arm.h: Reformat for improved readability.
6366 Replace uses of fprintf with asm_fprintf where appropriate.
6367 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
6368 function declaration assembler actions.
6369 (NUM_INTS): New macro: Convert from bytes to words.
6370 (NUM_REGS): New macro: Compute number of registers required to
6371 hold a quanitity of tyep MODE.
6372 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
6374 (NUM_ARG_REGS): New macro: The number of argument registers
6376 (ARG_REGISTER): New macro: Compute the register number of the Nth
6378 (LAST_ARG_REGNUM): New macro: The number of the last argument
6380 (SP_REGNUM): New macro: Register number of the stack pointer.
6381 (FP_REGNUM): New macro: Register number of the frame pointer.
6382 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
6383 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
6384 CUMULATIVE_ARGS so that it counts registers not bytes.
6386 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
6388 Replace uses of fprintf with asm_fprintf where appropriate.
6389 (output_ascii_pseudo_op): Replace with version from thumb.c
6391 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
6393 * config/arm/elf.h (CPP_PREDEFINES): Replace with
6395 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
6396 (ASM_FILE_START): Emit ASM_APP_OFF.
6398 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
6400 * pa.c (compute_frame_size): Round frame according to
6401 STACK_BOUNDARY rather than a hardwired value.
6403 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
6405 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
6407 * configure: Rebuilt.
6409 * configure.in (hppa*-*-linux*): New configuration.
6410 * configure: Rebuilt.
6411 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
6412 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
6413 * pa/pa-linux.h: New file.
6414 * pa/t-linux: New file.
6415 * pa/xm-linux.h: New file.
6417 * pa.c (hppa_legitimize_address): Change references from SImode to
6418 either Pmode or word_mode as appropriate.
6419 (emit_move_sequence, store_reg, load_reg): Likewise.
6420 (set_reg_plus_d, hppa_expand_prologue): Likewise.
6421 (output_mul_insn): Likewise.
6422 * pa.h (PROMOTE_MODE): Likewise.
6423 (INITIALZE_TRAMPOLINE): Likewise.
6424 (Pmode): Define to word_mode.
6426 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
6427 value of 4. Allocate 8 bytes for each FP register save.
6428 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
6430 (hppa_expand_prologue): Likewise.
6431 * pa.h (PROMOTE_MODE): Likewise.
6432 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
6433 (FUNCTION_ARG_BOUNDARY): Likewise.
6435 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
6437 * pa.c (out_of_line_prologue_epilogue): Delete.
6438 (override_options): Remove -mspace related code.
6439 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
6440 (compute_frame_size): Only allocate space for register that
6441 actually need to be saved.
6442 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
6443 (TARGET_SWITCHES): Remove -mspace, -mno-space
6444 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
6445 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
6446 * pa/ee.asm, pa/ee_fp.asm: Delete.
6448 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
6450 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
6451 directive in column zero.
6453 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
6455 * m68k.c (output_function_prologue): Fix computation of save mask
6456 when generating PIC code.
6458 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
6460 * tree.c (build_type_attribute_variant): Move current_obstack restore
6461 after build_qualified_type call.
6463 1999-07-15 Mark Mitchell <mark@codesourcery.com>
6465 * configure.in: Use t-iris6, even with GNU LD.
6466 * config/mips/iris6gld.h: Fix typo in linker spec.
6467 * config/mips/t-iris6gld: Remove.
6469 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
6471 * rs6000.md (insv, extzv): Remove SImode dependence in named
6472 patterns. Explicitly generate DImode RTL if PowerPC64 and
6474 (insvdi): Reverse start and size in instruction template.
6476 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
6478 * invoke.texi: Typo fixes.
6480 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
6482 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
6483 handle at this time instead of silently generating incorrect code.
6484 (gen_imagpart): Likewise.
6486 * reload.c (find_reloads): Emit a USE for a pseudo register without
6487 a hard register if we could not create an optional reload for the
6490 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6492 * c-typeck.c (output_init_element, process_init_element):
6493 When advancing constructor_unfilled_fields for a RECORD_TYPE,
6494 check for nameless bit fields.
6496 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
6498 * regclass.c (scan_one_insn): Notice subregs that change the
6499 size of their operand.
6500 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
6502 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
6504 * configure.in (alpha*-*-*): Include alpha/t-ieee.
6505 * configure: Rebuilt.
6506 * alpha/t-ieee: New file.
6508 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
6510 * rs6000.c (find_addr_reg): Do not select r0 as an address
6513 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
6515 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
6517 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
6519 * rs6000.md (movsf): Do not force easy FP constants into memory.
6521 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
6522 immed_double_const to ensure they are properly truncated then
6525 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
6527 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
6528 always unless NO_DEBUG is used. Compile this code
6530 (replace_symbols_in_block): Compile it unconditionally.
6532 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
6534 * configure.in (i?86-*-elf*): New target.
6535 * configure: Rebuilt.
6536 * i386/i386elf.h, i386/t-i386elf: New files.
6538 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6540 * toplev.c (main): Don't complain about saying -gdwarf.
6541 (rest_of_compilation): Remove redundant code.
6543 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
6545 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
6547 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
6549 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
6550 "Li960R:", to avoid name clash.
6552 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6554 * loop.c (check_dbra_loop): When reversing a loop, delete all
6555 REG_EQUAL notes referencing the reversed biv except those which are
6556 for a giv based on it.
6558 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
6560 * version.c: Drop "gcc-" prefix from version #.
6562 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
6564 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
6565 the label if we're being verbose.
6567 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
6569 * m68k.c (output_function_prologue): Add pic register to mask
6570 if live and flag_pic.
6571 (output_function_epilogue): Likewise.
6573 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
6575 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
6576 directives in column zero.
6578 * pa/elf.h (ASM_FILE_START): Define.
6579 * pa/som.h (ASM_FILE_START): Include .level directives.
6580 * pa/hpux10.h (ASM_FILE_START): Delete.
6581 * pa/hpux11.h (ASM_FILE_START): Delete.
6583 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
6585 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6587 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
6588 when reload_out equals reload_in.
6590 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
6592 * invoke.texi (Spec Files): New node: Describe the contents of
6595 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
6597 * invoke.texi (DEC Alpha Options): Put @end table at
6598 beginning of line, to avoid confusing texi2html.
6600 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
6602 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
6603 introduced in previous delta.
6605 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6607 * reload1.c (gen_reload): When synthesizing a 3 operand add
6608 sequence, improve test for when to reload OP1 into the reload
6609 register instead of OP0.
6611 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
6613 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
6615 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
6617 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
6620 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
6622 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
6623 (va_dcl): Use __builtin_va_alist_t.
6625 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
6627 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
6628 on the permanent_obstack.
6629 * dwarfout.c (output_type): Likewise.
6631 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
6633 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6634 Merged from c-typeck.c and cp/typeck.c.
6635 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6636 Merged into c-common.
6638 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
6640 * c-lex.c (errorcount): Declare it.
6641 (finish_parse): Update errorcount when using CPPLIB.
6643 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
6645 * fixinc/inclhack.def(end_else_label): Double the backslash so
6646 sed gets a chance to see it.
6647 * fixinc/inclhack.sh: regen
6648 * fixinc/fixincl.x: regen
6650 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
6652 Add framework to support armv5 architecture when it becomes
6655 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
6656 (arm_arch5): New variable.
6657 (all_architectures): Add armv5 line.
6658 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
6659 -march=armv5 is specified on the command line.
6660 (arm_arch5): Export this variable.
6661 * invoke.texi: Document new string accepted by -march= switch for
6664 * config/arm/arm.h: Replace use of constant 12 as a register
6665 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6666 * config/arm/arm.c: Replace use of constant 12 as a register
6667 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6669 * config/arm/elf.h: Tidy up.
6670 * config/arm/coff.h: Tidy up.
6672 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
6674 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
6675 * gcc/config/mips/t-iris6gld: New file.
6676 * gcc/config/mips/iris6gld.h: Likewise.
6678 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
6680 * c-decl.c (widest_integer_literal_type_node,
6681 widest_unsigned_literal_type) : New.
6682 (init_decl_processing): Handle/use the two new types.
6683 * c-common.c (type_for_size,type_for_mode) : Same.
6684 * c-lex.c (yylex) : Same.
6685 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6687 * c-tree.h (widest_integer_literal_type_node,
6688 widest_unsigned_literal_type) : New.
6690 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
6692 * dwarfout.c (field_byte_offset): Correctly compute the object's
6693 byte offset for the first bit of a field which crosses an alignment
6694 boundary on a !BYTES_BIG_ENDIAN target.
6696 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
6698 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
6701 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
6702 Jeff Law <law@cygnus.com>
6704 * ginclude/varargs.h (va_dcl): Use word_mode for type of
6707 * except.c: Include intl.h.
6708 (expand_eh_return): Set current_function_cannot_inline.
6709 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
6710 * function.h (struct function): Add eh_return_stub_label.
6711 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
6712 * Makefile.in (except.o): Depend on intl.h.
6714 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
6716 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
6717 same as offsettable in cases 1 and 2.
6719 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
6721 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
6722 (extlh, extwh): Likewise.
6724 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
6726 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
6728 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
6730 * configure.in: Add arm-pe and thumb-pe targets.
6731 * configure: Regenerate.
6733 * thumb.c (arm_naked_function_p): New function: Determines if
6734 a function is naked (has no gcc generated prologue/epilogue).
6735 (is_called_in_ARM_mode): Return true if the func has the
6736 interfacearm attribute.
6737 (output_return): Do not generate a return for naked functions.
6738 (thumb_function_prologue): Do not generate a prologue for
6740 (thumb_expand_prologue): Do not generate a prologue for naked
6742 (thumb_expand_epilogue): Do not generate an epilogue for naked
6744 (arm_valid_machine_decl_attribute): New function, copied from
6745 arm.c: Permit naked and interfacearm attributes.
6747 * config/arm/pe.c: New file: Support code for arm-pe target.
6748 * config/arm/pe.h: New file: Header file for arm-pe target.
6749 * config/arm/tpe.h: New file: Header file for thumb-pe target.
6750 * config/arm/t-thumb-pe: New file: Makefile fragment for
6753 1999-07-01 Mark Kettenis <kettenis@gnu.org>
6755 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
6756 -fPIC or -fpic is specified.
6758 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
6760 * expr.c (emit_block_move): Use copy_to_mode_reg for
6761 !TARGET_MEM_FUNCTIONS case too.
6763 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
6765 * configure: Rebuilt.
6766 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
6767 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
6768 definitions made redundant by dbxelf.h inclusion. Delete
6769 lots of definitions related to assembly output that are
6770 specific to the SOM object format.
6771 * pa.c (output_function_prologue): Do not emit the function's
6773 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
6774 * pa-pro.h: Deleted.
6775 * som.h: New file with SOM specific definitions.
6776 * elf.h: New file with ELF specific definitions.
6778 * elfos.h (const_section): Output a tab before assembler directives.
6779 (ctors_section, dtors_section): Likewise.
6780 (ASM_OUTPUT_SECTION_NAME): Likewise.
6782 * pa/pa1.h: Delete unused file.
6784 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
6786 * configure.in (hppa*-hp-hpux11*): New configuration.
6787 * configure: Rebuilt.
6788 * pa/pa-hpux11.h: New file.
6789 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
6792 * mips.md (leasi, leadi): New patterns.
6794 * expr.c (emit_block_move): Properly handle case where one of the
6795 block move arguments has a queued increment or decrement.
6796 (clear_storage): Similarly. Fix formatting goof.
6798 1999-06-28 "David O'Brien" <obrien@NUXI.com>
6800 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
6801 semicolon from the BSD VA_LIST replacement expression.
6803 * fixinc/inclhack.sh: regen
6804 * fixinc/fixincl.x: regen
6806 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
6807 now use the fixincl program.
6809 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
6811 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
6812 case. Also make the PIC register call_used.
6814 * m68k.h (FINALIZE_PIC): Delete.
6815 * m68k.c (finalize_pic): Delete.
6817 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
6819 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
6822 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
6824 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
6826 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
6828 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
6830 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
6832 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
6834 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
6836 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
6838 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
6840 * rs6000.c (output_toc): Always use hex values for floating-point
6841 constants. Store single-precision values in upper-half of TOC
6842 entry in 64-bit mode.
6843 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
6844 to final constraints.
6845 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
6846 (fctiwz): Improve accuracy of RTL for pattern.
6848 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
6850 * expr.c (expand_expr): Allow RTL_EXPR's through the
6851 MAX_INTEGER_COMPUTATION_MODE checks.
6853 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
6855 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
6856 such that MASK_SUPPORT_ARCH is not negative.
6858 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
6860 * loop.c (verify_dominator): Properly handle ADDR_VEC and
6861 ADDR_DIFF_VEC insns that appear inside loops.
6863 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
6864 Jeff Law <law@cygnus.com>
6866 * rs6000.md (movdf_hardfloat32): Revert previous patch.
6867 Handle LO_SUM the same as offsettable in cases 1 and 2.
6868 * rs6000.c (find_addr_reg): Revert previous patch.
6870 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
6872 * system.h (strstr): New external function declaration.
6873 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
6874 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
6875 * config.in, configure: Rebuilt.
6877 1999-06-24 Tom Tromey <tromey@cygnus.com>
6879 * gcc.c (main): Read user-specified specs files after computing
6880 additional startfile_prefixes.
6882 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
6884 Revert these two patches:
6886 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6887 * loop.c (strength_reduce): When doing biv->giv conversion, update
6888 reg note of NEXT->insn.
6890 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6891 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
6893 (recombine_givs): Set ix field after sorting.
6895 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6897 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
6898 for the parts of an UNSPEC / UNSPEC_VOLATILE.
6900 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
6902 *fixinc/inclhack.def: Add fix development commentary
6903 (read_ret_type): reactivate and add selection clause
6904 (zzz_*): tweak output file name to match what is used in hackshell.tpl
6905 *fixinc/{fixincl.x|inclhack.sh}: regen
6907 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
6909 * expr.c (expand_expr): STRIP_NOPS before checking against
6910 MAX_INTEGER_COMPUTATION_MODE
6911 (check_max_integer_computation_mode): Likewise.
6913 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
6915 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
6917 1999-06-22 Jim Wilson <wilson@cygnus.com>
6919 * expr.c (store_expr): When target is a promoted subreg, return a
6920 promoted subreg as a result.
6922 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
6924 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
6926 (dwarf2out_define): Mark unused parameters appropriately.
6927 (gen_unspecified_parameters_die): Ditto.
6928 (gen_subprogram_die): Fix signed/unsigned warnings.
6929 (gen_variable_die): Ditto.
6931 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
6933 * fixinc/inclhack.def(end_else_label): combined else_label
6934 and endif_label and fixed the sed expression.
6935 *fixinc/{fixincl.x|inclhack.sh}: regen
6937 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
6939 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
6940 'x' when handling non-offsettable addresses
6942 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
6944 * final.c (shorten_branches): Don't try to split an insn that has
6947 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
6949 * config/mips/mips.c (symbolic_expression_p): New function.
6950 (mips_select_rtx_section): Put symbolic expressions in the
6951 data section, not the read-only data section.
6953 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
6955 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
6957 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
6959 * collect2.c (main): Log frame table count.
6960 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
6961 (scan_prog_file) [COFF]: Handle frame tables.
6963 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
6964 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
6965 * alpha/elf.h: Undef them again.
6966 * alpha/vms.h: Remove their definitions.
6968 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6970 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
6971 remove the clobber of r0 and change the REG_UNUSED note to
6974 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
6976 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
6977 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
6978 fits in HOST_WIDE_INT and one uses union to access a long constant
6981 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
6983 * sparc.c (sparc_override_options): Don't allow profiling for
6984 code models other than medlow.
6985 (sparc_function_profiler): New function from old FUNCTION_PROFILER
6986 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
6987 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
6988 (sparc_block_profiler): Likewise.
6989 (sparc_function_block_profiler_exit): Likewise.
6990 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
6991 (FUNCTION_BLOCK_PROFILER): Likewise.
6992 (BLOCK_PROFILER): Likewise.
6993 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6994 (MCOUNT_FUNCTION): New.
6995 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
6996 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
6997 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
6998 (MCOUNT_FUNCTION): New.
6999 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
7000 (BLOCK_PROFILER): Delete.
7001 (MCOUNT_FUNCTION): New.
7003 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
7005 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
7007 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7009 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7012 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7015 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7018 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7021 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
7023 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
7026 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
7028 * i386/djgpp.h (LIB_SPEC): New.
7029 (STARTFILE_SPEC): New.
7031 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
7033 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
7035 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
7038 * system.h (WSTOPSIG): New macro.
7040 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
7042 * c-pragma.c (push_alignment): Don't ignore alignments greater than
7044 (insert_pack_attributes): Take into account member natural
7047 * i386/winnt.c (exports_head): New static variable.
7048 (i386_pe_record_exported_symbol): New function.
7049 (i386_pe_asm_file_end): Use.
7050 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
7051 symbols to be emitted at end of assembly.
7052 (ASM_DECLARE_OBJECT_NAME): Likewise.
7053 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7055 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
7058 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
7060 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
7063 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
7065 * haifa-sched.c (sched_analyze_1): Use free_list instead of
7066 zapping reg_last_uses directly.
7067 (sched_analyze_2, sched_analyze_insn): Likewise.
7068 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
7070 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
7072 * rs6000.md (movdf_hardfloat32): Use worst case insn length
7073 attributes for cases 1 and 2.
7075 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
7077 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
7080 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
7082 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
7084 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
7086 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
7087 PIC_OFFSET_TABLE_REGNUM for general alloaction.
7088 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
7089 must be stacked if it is used for PIC accesses.
7090 * arm.c (use_return_insn): Handle PIC register specially.
7091 (output_return_instruction): Likewise.
7092 (output_func_{prologue,epilogue}): Likewise.
7093 (output_expand_prologue): Likewise.
7095 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
7096 (*strsi_predec): Renamed from *strqi_predec.
7097 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
7098 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
7100 * arm.c (arm_override_options): Remove warning about PIC code
7101 not being supported.
7103 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
7105 * rs6000.c (find_addr_reg): New function.
7106 * rs6000.h (find_addr_reg): Declare.
7107 (offsettable_addr_operand): Delete.
7108 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
7109 from and stores to GPRs.
7111 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
7113 * alpha.c (alpha_expand_block_move): Use get_insns rather than
7114 gen_sequence as argument to emit_no_conflict_block.
7116 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7118 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
7119 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
7120 *fixinc/fixincl.x: regen
7121 *fixinc/inclhack.sh: regen
7123 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
7125 * added support for -mpcrel (PC relative addressing for m68k)
7126 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
7127 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
7128 * m68k.c (print_operand_address): Handle 32-bit PIC case.
7129 (comments for general_src_operand): Add some explanation
7130 about EXTRA_CONSTRAINTS.
7131 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
7132 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
7133 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
7134 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
7135 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
7136 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
7137 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
7139 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
7140 * m68k.h (TARGET_PCREL): New target flag.
7141 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
7142 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
7143 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
7144 contains a SYMBOL_REF. Relax this constraint during reload, since
7145 we want to use the predicates, not reload's built-in concept of a
7146 valid memory address, to control what insns need reloading.
7147 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
7148 operands (essentially 'g', 'm', and 's' under normal circumstances).
7149 * m68k.c (print_operand): Cause printing of pc-relative addresses
7150 to include pc register.
7151 (print_operand_address): Ditto.
7152 (general_src_operand): Accept operands that are not only
7153 general_operands, but are also valid when used as a pc-relative
7155 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
7156 (memory_src_operand): Similar, for memory_operands.
7157 (pcrel_address): New predicate to accept the special case of a
7158 pc-relative address.
7159 * m68k.md (many patterns): Rewrite common SImode, HImode, and
7160 QImode insns to accept *_src_operand instead of *_operand where
7161 pc-relative operands can fit. For example, a pc-relative operand
7162 can be used as a memory source operand for addsi3, but not as a
7164 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
7166 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
7168 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
7169 .thumb_set pseudo op to mark aliases of thumb functions.
7171 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
7173 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
7174 preference to ASM_OUTPUT_DEF, if it is defined.
7176 * tm.texi: Document new, optional target macro
7177 ASM_OUTPUT_DEF_FROM_DECLS.
7179 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7181 * fixincludes: ISCNTL patch
7182 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
7183 (dgux_int_varargs): new for DG/UX
7184 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
7186 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
7188 * invoke.texi (ia32 options): Fix typo.
7190 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7192 * loop.c (strength_reduce): When doing biv->giv conversion, update
7193 reg note of NEXT->insn.
7195 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
7197 * loop.c (move_movables): Note issues with replacing REGs with
7199 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
7201 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
7203 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
7205 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
7206 the reference to `mcount' was not correct for the ELF on FreeBSD.
7208 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7210 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7213 (recombine_givs): Set ix field after sorting.
7215 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
7217 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
7218 to safe to extract a subword out of a REG.
7220 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7222 * sh.md (mulsi3): Don't add a no-op move at the end.
7224 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7226 * cse.c (cse_insn): Don't put hard register source into tables for
7227 the last insn of a libcall.
7229 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7231 * loop.c (strength_reduce): Insert sets of derived givs at every
7232 biv increment, even if it's the only one.
7234 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7236 * dwarfout.c (add_incomplete_type): New fn.
7237 (output_type): Call it.
7238 (retry_incomplete_types): New fn.
7239 (dwarfout_finish): Call it.
7241 From Eric Raskin <ehr@listworks.com>:
7242 (output_type): Output types for bases.
7244 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7246 * mips.c (mips_output_conditional_branch): Add `break'
7247 between `default' label and `close braces'.
7249 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
7251 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
7252 specifications and make it realistic.
7253 (LIB_SPEC): Likewise.
7255 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
7257 * config/mips/mips.c (mips_secondary_reload_class): Check for
7258 (PLUS (SP) (REG)) and return appropriate register class.
7259 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
7260 Handle (PLUS (SP) (REG)).
7261 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
7262 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
7263 of emit_insn for tablejump.
7265 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
7267 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
7268 asm_fprintf format string by itself.
7269 (output_function_profiler): Likewise.
7271 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
7273 * combine.c (simplify_logical, case AND): Only call
7274 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
7275 or the constant is positive.
7277 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
7279 * configure.in: Fix typo in rs6000-ibm-aix4 case.
7280 * configure: Regenerate.
7282 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
7284 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
7285 require a sub-version #.
7286 * configure: Rebuilt.
7288 1999-06-14 Robert Lipe (robertlipe@usa.net)
7290 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
7292 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
7294 * c-typeck.c (process_init_element): Detect excess elements in
7295 char array initializer.
7297 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7299 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
7301 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7303 * invoke.texi (Option Summary): Add -fpermissive flag.
7305 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
7307 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
7308 that require PIC code sequences.
7310 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
7312 * configure.in: Add new target: thumb-elf.
7313 * configure: Regenerate.
7314 * config/arm/t-thumb-elf: New file: Makefile fragment for
7316 * config/arm/telf.h: New file: Header file for thumb-elf
7319 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
7321 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
7322 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
7323 initializers is some circumstances.
7325 * fixinc/inclhack.def (endif_label): Add additional selector for
7326 more bogus stuff after #endif statements.
7327 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
7329 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
7331 * i386/cygwin.h (SET_ASM_OP): Define.
7333 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
7335 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
7337 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7339 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
7342 * sh.md (ic_invalidate_line_i): Remove second alternative.
7344 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7346 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
7347 test for the presence of valid prototypes. Delete bypass expr.
7348 (ioctl_fix_ctrl): Correct the selection expression.
7349 (no_double_slash): Correct quoting rules
7350 *fixinc/fixincl.x: regen
7351 *fixinc/inclhack.sh: regen
7353 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
7355 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
7357 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7359 * rs6000.md (movsi_got_internal_mem): Delete.
7360 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
7361 (GOT_TOC_REGNUM): Delete.
7362 (PIC_OFFSET_TABLE_REGNUM): Define.
7363 (FINALIZE_PIC): Disable.
7364 * rs6000.c (rs6000_got_register): New code for fixed pic register.
7365 (rs6000_replace_regno): Delete.
7366 (rs6000_finalize_pic): Likewise.
7367 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
7369 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7371 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
7372 is a note; use <= for the compare; advance P while it is
7375 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
7377 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
7378 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
7380 * varasm.c (remove_from_pending_weak_list): Verify t->name
7381 is non-NULL before passing it to strcmp.
7383 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7385 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
7386 the typed arguments are not part of a comment
7387 (ioctl_fix_ctrl): Added a purpose comment
7388 *fixinc/fixincl.x: regenerate
7389 *fixinc/inclhack.sh: regenerate
7391 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7393 * invoke.texi: Add C4x invocation docs.
7395 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7397 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
7399 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
7401 (c4x_legitimize_reload_address): New function.
7402 * config/c4x/c4x.md: Update docs.
7404 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
7406 * fixincludes: Avoid removing '.'.
7407 * fixinc/fixinc.svr4: Likewise.
7408 * fixinc/fixinc.winnt: Likewise.
7409 * fixinc/inclhack.tpl: Likewise.
7410 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
7412 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7414 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
7416 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
7418 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
7420 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
7423 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
7425 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
7426 * configure: Regenerate.
7428 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
7430 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
7433 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
7435 * fixinc/inclhack.def (avoid_bool): Also catch
7436 "typedef [unsigned] int bool".
7437 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7439 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
7440 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
7441 * configure: Rebuilt.
7443 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
7445 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
7446 such that we can override its definitions if necessary.
7447 (CPP_SPEC): New define. Support processor specific predefines via
7449 (CC1_SPEC): New define. Support processor specific compiler
7450 options via %(cc1_cpu).
7451 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
7454 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7456 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
7457 between sed's -e flag, and the open-quote following it.
7458 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7460 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
7461 Jeffrey A Law (law@cygnus.com)
7463 * varasm.c (assemble_start_function): Remove the function
7464 from the pending weak decls list when we define a function.
7465 (assemble_variable): Similarly for variables.
7466 (weak_finish): Ignore items on the list with a NULL name.
7467 (remove_from_ending_weak_list); New function to "remove" an item
7468 from the pending weak declarations list.
7470 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7472 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
7474 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
7476 * c-lex.c (GETC): Redefine to call getch.
7477 (UNGETC): Redefine to call put_back.
7478 (putback_buffer): New structure type.
7479 (putback): New static structure.
7480 (getch): New function.
7481 (put_back): New function.
7482 (yylex): Replace unused bytes from bad multibyte character.
7484 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
7486 * cpplib.c (do_define): Cast `alloca' return value.
7487 (do_include, do_undef, do_pragma): Likewise.
7488 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
7490 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
7491 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
7493 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
7495 * sparc.md (abstf2): This should be an expand.
7496 (split after abstf2_notv9): Fix mode.
7497 (abstf2_hq_v9): New pattern.
7498 (abstf2_v9): Only use when no hard quad.
7499 (absdf2_v9): Fix if target is not the same as source.
7500 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
7501 Add correct output constraints.
7503 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
7505 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
7506 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
7508 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
7510 * mips.h (mips_output_conditional_branch): New function.
7511 (mips_adjust_insn_length): Likewise.
7512 (ASSEMBLER_SCRATCH_REGNUM): New macro.
7513 (ADJUST_INSN_LENGTH): Likewise.
7514 * mips.c (print_operand): Add `F' and `W' for floating-point
7516 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
7518 (mips_adjust_insn_length): New function.
7519 (mips_output_conditional_branch): New function.
7520 * mips.md (length): Adjust attribute definition to handle
7521 conditional branches. Change lengths to bytes, rather than
7522 instructions throughout. Remove length attribute from
7523 instructions whose length is four bytes, and rely on the default
7525 (dslot): Fix typo in comment.
7526 Reword conditional branch patterns to use
7527 mips_output_conditional_branch.
7529 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7531 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
7532 (LIB_SPEC): Likewise.
7533 Link with -lprof1_r for -g/-pg.
7535 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7537 * loop.c (check_dbra_loop): Fix change of Jan 19.
7539 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
7541 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
7542 (STARTFILE_SPEC): Define, override the svr4.h version.
7543 (ENDFILE_SPEC): Likewise.
7545 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
7547 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
7548 * fixinc/fixincl.x: Regenerated.
7549 * fixinc/inclhack.sh: Regenerated.
7551 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7553 * sh.c (barrier_align): Don't return early for normal branch/barrier
7554 when optimizing for SH2.
7556 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
7558 * i386/udk.h (LINK_SPEC): Correct linker search path for
7561 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7563 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
7564 (braf_label_ref_operand): Delete.
7565 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
7566 * sh.md (casesi_jump_2): Operand1 is now the inside of a
7567 label_ref, and has no predicate.
7568 The patten has a predicate to guard against invalid substitutions.
7569 (dummy_jump): Delete.
7570 (casesi): Update use of casesi_jump_2.
7572 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7574 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
7575 *fixinc/fixincl.x: regenerate
7576 *fixinc/inclhack.sh: regenerate
7578 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
7580 * dwarf2out.c (add_incomplete_type): New fn.
7581 (gen_struct_or_union_type_die): Call it.
7582 (retry_incomplete_types): New fn.
7583 (dwarf2out_finish): Call it.
7585 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
7587 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
7588 current block starts with a CODE_LABEL and ends with a CALL and
7589 we can not find all the argument setup instructions for the CALL.
7591 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
7594 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7595 something is a candidate for optimize_bit_field_compare.
7597 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7599 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
7601 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
7603 * alpha.c (override_options): Thinko in last patch.
7605 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
7606 (LIB_SPEC): Recognize -pthread.
7608 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
7610 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
7611 definition in config/arm/coff.h
7612 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
7614 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7616 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
7617 fixes that need "file=xxx\n" prepended before invocation
7618 (start_fixer - new): starting the fixer process is complex enough
7619 to warrent its own routine. It prepends the "file=xxx\n" stuff.
7620 (process): uses the new routine; omit usage of putenv()
7621 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
7622 * fixinc/fixincl.x: regenerate
7624 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
7626 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
7627 and version #s (1.1 -> 2.96) as needed.
7628 * README.g77: Kill way out of date file in the toplevel directory.
7630 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
7632 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
7633 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
7634 * configure: Rebuilt.
7635 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
7636 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
7637 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
7638 (SWITCH_TAKES_ARG): Likewise.
7639 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
7640 * config/t-freebsd: Moved from config/i386/ so it can used for all
7643 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
7645 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
7647 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
7649 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
7650 * configure: Rebuilt.
7652 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
7654 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
7655 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
7656 * rs6000/rs6000.c (rs6000_file_start): Use putc.
7657 (rs6000_output_load_toc_table): Same.
7658 (output_prolog, output_mi_thunk): Same.
7659 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
7660 (ASM_GLOBALIZE_LABEL): Use putc.
7662 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
7664 * alpha.md (reload_*_help): New patterns and splitters.
7665 (reload_*): Use them.
7666 (mov[qh]i): Likewise.
7668 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
7670 * cccp.c (handle_directive): Handle backslash-newlines in quoted
7673 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
7675 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
7677 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
7679 * flow.c (mark_regs_live_at_end, insn_dead_p,
7680 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
7681 and HARD_FRAME_POINTER_REGNUM special treatment if reload
7682 hasn't run or the frame pointer is needed.
7683 * haifa-sched.c (attach_deaths): Likewise.
7684 * sched.c (attach_deaths): Likewise.
7686 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
7688 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
7689 calculate_can_reach_end returns nonzero.
7691 * configure.in (native gas tests): Search for an assembler in the
7692 same manner that the installed compiler will.
7693 * configure: Rebuilt.
7694 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
7696 * alias.c (find_base_term): Improve handling of addresses
7697 constructed from binary operations.
7699 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
7701 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
7703 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
7705 * function.h (cleanup_label, frame_offset): Declare.
7706 (tail_recursion_label, tail_recursion_reentry): Likewise.
7707 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7708 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
7709 (tail_recursion_label, tail_recursion_reentry): Likewise.
7710 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7712 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
7714 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
7716 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
7717 (MAX_OFILE_ALIGNMENT): Define.
7719 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
7721 * fixincl.c: Replace local include scheme with #includes of
7722 gansidecl.h and system.h.
7723 * procopen.c: Likewise.
7724 * server.c: Likewise.
7726 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
7728 * i386/t-dgux (EXTRA_PARTS): Add crti.o
7729 (crti.o): Add build rule and dependencies.
7730 * fixinc/fixinc.dgux: Use modified _int_varargs.h
7732 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7734 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
7735 (LIB_LINUX_SPEC): Likewise.
7736 (LIB_LINUX_SPEC): Add support for -pthread
7737 (CPP_OS_LINUX_SPEC): Likewise.
7738 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
7741 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
7743 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
7745 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
7746 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
7747 for IEEE math and CC_FCOMI.
7748 (put_jump_code): No IEEE if CC_FCOMI is set.
7750 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7752 * fold-const.c (fold_truthop): Make the field reference unsigned
7753 when converting a single bit compare.
7755 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7757 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
7759 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
7761 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
7762 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
7765 * reload.c (push_reload): Do not call remove_address_replacements
7766 when presented with identical optional reloads.
7768 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
7770 * alpha.h (MASK_FIX, TARGET_FIX): New.
7771 (MASK_*): Reorganize constants.
7772 (CPP_AM_FIX_SPEC): New.
7773 (TARGET_SWITCHES): Add FIX.
7774 (EXTRA_SPECS): Likewise.
7775 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
7776 (SECONDARY_MEMORY_NEEDED): Likewise.
7777 (REGISTER_MOVE_COST): Likewise.
7778 * alpha.c (override_options): Add FIX support. Always use
7779 ALPHA_TP_PROG for ev6.
7780 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
7781 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
7782 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
7784 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
7786 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7787 something is a candidate for optimize_bit_field_compare.
7789 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
7791 * gcc.texi (Passes): Document branch-shortening.
7792 * invoke.texi (Debugging Options): Document the fact that `-dp'
7793 outputs length information for instructions.
7795 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
7797 * flow.c: Revert previous delta.
7799 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
7801 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
7802 FRAME_POINTER_REGNUM.
7803 (mark_set_1): Ditto.
7804 (mark_used_regs): Ditto.
7806 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
7808 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
7809 (GOT_PCREL): New macro. Define to 1 if not already defined.
7810 * arm/elf.h (GOT_PCREL): Define to 0.
7811 * arm.c (arm_finalize_pic): Take into account the setting of
7814 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
7816 * output.h (STRIP_NAME_ENCODING): Provide default definition.
7817 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
7819 * flow.c (mark_set_1): Do not record BLKmode stores as dead
7820 store elimination candidates.
7822 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
7824 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
7827 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
7829 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
7830 Add use of x-aix41-gld.
7832 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
7834 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
7835 (ASM_OUTPUT_DESTRUCTOR): Define.
7837 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
7839 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
7840 last CODE_LABEL in a loop if we have previously passed a jump
7841 to the top of the loop.
7843 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
7845 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
7846 applying Philip's patch.
7848 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
7850 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
7853 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
7855 * loop.c (strength_reduce): Grow reg_single_usage as needed.
7857 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
7859 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
7860 Also remove a useless comment.
7862 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7864 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
7866 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
7868 * collect2.c (main): Only generate import or export file and add
7869 to link arguments if non-empty. Use xmalloc not alloca.
7870 (write_{export,import}_file): Delete.
7871 (write_aix_file): New function.
7872 (locatelib): Use xmalloc not malloc.
7873 (GCC_OK_SYMBOL): Do not check type if aix64.
7875 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
7877 Based on patch by Scott Bambrough and Pat Beirne:
7878 * config/arm/arm.c (making_const_table): New variable.
7879 * config/arm/arm.h (making_const_table): Declare.
7880 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
7882 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
7883 Keep track of when we are building the constant table.
7885 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
7887 * config/arm/arm.c (arm_override_options): Fix erroneous warning
7890 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
7892 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
7895 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
7897 * tm.texi (FUNCTION_ARG): Correct description of a stack element
7900 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
7902 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
7904 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7906 * rs6000.c (output_mi_thunk): Enable full support again.
7908 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7910 * sh.h (BRANCH_COST): Define.
7912 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
7914 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
7916 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
7918 * function.c (assign_stack_local): Align stack slot propertly.
7919 (assign_outer_stack_local): Likewise.
7921 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
7923 * expr.h (lang_expand_constant): Declare.
7924 * toplev.c (lang_expand_constant): Define it.
7925 * varasm.c (output_constant): Use it.
7927 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7929 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
7930 Change function definitions to K&R style.
7932 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7934 * fixinc/fixincl.c: We must not ignore SIGCLD now.
7936 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
7938 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
7939 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
7940 (several places): omit static initialization
7941 (process): use single fd, since only the read fd is used
7942 * fixinc/gnu-regex.c: define 'const' away, if not supported
7943 * fixinc/procopen.c(several places): omit static initialization
7944 * fixinc/server.c: define 'volitile' away, if not supported
7946 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7948 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
7949 asm_fprintf and %L to generate the label name.
7950 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
7951 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
7953 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
7955 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
7956 insn for a conditional jump can not be found.
7958 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
7960 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
7961 on variables in specific sections other than .sbss and .sdata.
7963 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
7965 * stmt.c (expand_return): Call start_cleanup_deferral and
7966 end_cleanup_deferral around conditional code.
7968 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7970 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
7971 filename lists. Utilizes new "krstr" AutoGen function.
7972 * fixinc/fixincl.x: Rebuilt.
7974 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
7976 * i386.c (output_float_compare): Avoid GNU-C extensions.
7978 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
7980 * version.c: Bump to distinguish mainline tree from the
7983 See ChangeLog.1 for earlier changes.
7986 add-log-time-format: current-time-string