1 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
3 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
4 tsize changes to something other than zero.
6 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
8 * ginclude/va-mips.h: Replace casts of pointers to int with
9 casts of pointers to __PTRDIFF_TYPE__.
11 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
13 * loop.c (strength_reduce, record_biv, record_giv): Use
14 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
16 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
18 * tree.c (first_rtl_op): New fn.
19 (unsave_expr_now): Use it.
20 * print-tree.c (print_node): Likewise.
21 * tree.c (has_cleanups): New fn.
22 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
23 conservative about pushing the cleanup point down.
24 * tree.h: Declare them.
26 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
28 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
29 (flag_schedule_reverse_after_reload): Likewise.
30 (f_options): Remove reverse scheduling support.
31 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
32 (flag_schedule_reverse_after_reload): Likewise.
33 * haifa-sched.c (rank_for_schedule): Remove support for reverse
36 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
38 * gcc.c: Get system includes, prototypes and macros via "system.h"
39 instead of doing it manually. Change all calls of the ctype
40 macros to custom versions defined in "system.h".
42 * system.h: Fix return type of bcmp prototype from `void' to `int'.
43 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
44 Add a prototype for getenv.
46 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
48 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
50 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
52 * alias.c: Include <stdlib.h> and <string.h>.
53 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
55 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
57 * version.c: Bump for snapshot.
59 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
61 * arm.md (movsfcc): Also validate operands[3] when compiling hard
63 (movdfcc): Only accept fpu_add_operand for operands[3].
65 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
66 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
68 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
70 * varasm.c (output_constant_pool): Bring back 'done' label inside
71 an appropriate #ifdef.
73 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
75 (bitmap_copy, bitmap_operation): Likewise.
76 * combine.c (combinable_i3pat): Similarly for 'src'.
77 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
78 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
79 * regclass.c (copy_cost): Similarly for 'secondary_class'.
80 * reload.c (make_memloc): Simliarly for 'i'.
81 (find_reloads_address_1): Similarly for 'link'.
82 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
83 (emit_reload_insns): Similarly for 'second_reloadreg'.
84 * unroll.c (iteration_info): Similarly for 'v'.
86 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
87 * calls.c (expand_call): Similarly for 'i'.
88 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
89 * fold-const.c (strip_compund_expr): Similarly for 'type'.
90 * function.c (fixup_var_refs_1): Similarly for 'width'.
91 (fixup_memory_subreg): Similarly for 'saved'.
92 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
93 (setjmp_protect): Similarly for 'sub'.
94 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
95 * loop.c (record_giv): Similarly for 'p'.
96 (combine_givs): Similarly for 'temp_iv'.
97 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
98 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
99 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
100 * unroll.c (unroll_loop): Similarly for 'copy'.
101 (iteration_info): Similarly for 'b'.
102 * varasm.c (assemble_string): Similarly for 'i'.
103 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
105 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
107 * dwarf2out.c (decl_scope_node): New type.
108 (decl_scope_table): Change type to use it.
109 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
110 (push_decl_scope): Use new type. New locals containing_scope, i.
111 Add code to handle setting previous field.
112 (scope_die_for): Change type of local i to int. Add code to use
114 (dwarf2out_init): Use new type.
116 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
118 * except.c (emit_throw): Lose throw_used.
120 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
122 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
124 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
126 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
128 * genextract.c (main): Fix typo.
130 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
132 * c-lang.c (finish_file): Bracket declaration of static_ctors,
135 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
136 'old_stack_arg_under_construction'
137 (emit_library_call): Bracket declaration of 'upper_bound',
138 'lower_bound', 'i', 'reg_parm_stack_space'
139 (emit_library_call_value): Likewise.
142 * collect2.c: include <unistd.h> when appropriate.
143 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
145 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
147 * explow.c (plus_constant_for_output_wide): Remove unused variable
149 (memory_address): Remove unused variable 'orig_x'.
151 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
152 (write_const_num_delay_slots): Remove unused variable 'i'.
154 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
155 (gen_insn): Remove unused variable 'obstack_ptr'.
157 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
159 (__bb_exit_trace_func): Remove unused variable 'e'.
161 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
163 (expand_unop): Remove unused variable 'funexp'.
164 (expand_complex_abs): Remove unused variable 'funexp'.
165 (init_optabs): Bracket declaration of 'j'.
166 (init_complex_libfuncs): Deleted. Dead static function.
168 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
170 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
171 (reg_to_stack): 'initialized', 'before_function_beg'
172 explictly type as ints instead of defaulting.
173 (emit_swap_insn): Remove unused variable 'i2'.
174 (compare_for_stack_reg): Remove unused variable 'src_note'.
176 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
178 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
180 * stmt.c (add_case_node): Add parens for assignment used as truth.
181 (all_cases_count): Remove unused variable 'count_high'.
182 (mark_seen_cases): Remove unused variable 'i'.
183 (check_for_full_enumeration_handling): Remove unused variable 't'.
184 Bracket declaration of 'all_values', 'l'.
186 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
188 * varasm.c (assemble_string): Remove unused variable 'i'.
189 (immed_double_const): Remove unused variable 'in_current_obstack'.
190 (immed_real_const_1): Likewise.
191 (output_constant_pool): Remove unreferenced label 'done'.
192 (output_constant): Remove unused variable 'x'.
194 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
197 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
200 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
202 * combine.c (can_combine_p): Handle USEs in PARALLELs.
204 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
206 * config/linux.h (LIB_SPEC): Add -lc for -shared if
207 USE_GNULIBC_1 is not defined.
208 * config/sparc/linux.h; Ditto.
210 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
212 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
213 USE_GNULIBC_1 is not defined.
215 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
217 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
220 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
222 * system.h: New file to get common systems includes and various
223 definitions and declarations based on autoconf macros.
225 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
227 * cccp.c (new_include_prefix): Correctly handle -I./.
229 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
231 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
233 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
235 * expr.c (expand_assignment): Correct typo exposed by -Wall.
236 offset should have been a truth value, not an assignment.
238 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
240 * cse.c (delete_dead_from_cse): If a libcall produces a constant
241 result and that result can be substituted into SET_SRC of the
242 insn with the REG_RETVAL note, then perform the substitution
243 and delete the libcall.
245 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
247 * mips.md (trucndihi2,truncdiqi2): Change these to support
250 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
252 * mips/mips.c (movdi_operand): Direct referances to symbols
253 that arn't mips16 consts in mips16 mode arn't valid operands.
255 * mips/mips.c (mips_move_2words): Add gprel handling.
257 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
259 * mips.md (extendsidi2): Allow extension to/from a non-mips16
262 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
264 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
267 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
269 * Makefile.in (WARN_CFLAGS): New variable.
270 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
272 1998-02-11 Mark Mitchell <mmitchell@usa.net>
274 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
275 falling through default case in switch.
276 (i386_aligned_p): Likewise.
278 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
280 * mips/mips.h (mips_abi_string): Correct typo in comment.
282 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
284 * mips/mips.md (movdi): These PLUS's need to be Pmode.
286 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
288 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
289 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
290 indirectly via expr.h.
292 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
294 * stor-layout.c (layout_type): Do upper - lower in the native type,
295 so as to properly handle negative indices.
297 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
299 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
300 (expand_eh_region_start_tree): Remove unused variable 'note'.
301 (exception_optimize): Remove unused variable 'regions'.
302 (expand_builtin_eh_stub): Remove unused variable 'temp'.
303 (copy_eh_entry): Deleted. Dead function.
305 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
306 'last' with same #if HAVE_load_multiple as use of it.
307 (move_block_from_reg): Likewise.
308 (emit_move_insn_1): Remove unused variable 'insns'.
309 (store_constructor): Bracket declaration of startb, endb with
310 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
311 'target', and 'xtarget'.
312 (expand_builtin_setjmp): Remove unused variables 'op0',
313 'next_arg_reg', 'old_inhibit_defer_pop'.
314 (expand_builtin): Remove unused variable 'offset'.
315 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
316 (emit_queue): Add parens for assignment used as conditional.
317 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
319 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
321 * i386.c: Added include for recog.h.
322 (override_options): Removed unused variable p. Initialized regno to
324 (order_regs_for_local_alloc): Initialized regno to avoid warning.
325 (legitimize_address): Likewise for 'other'.
326 (i386_aligned_reg_p): Added default case with abort ().
327 (print_operand): Likewise.
328 (reg_mentioned_in_mem): Likewise.
329 (ix86_expand_binary_operator): Removed unused variables i & insn.
330 (ix86_expand_unary_operator): Removed unused variable insn.
331 (output_fp_cc0_set): Removed unused variable unordered_label.
333 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
335 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
336 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
337 and format string match.
339 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
341 * flow.c (life_analysis): Do not conside the stack pointer live at
342 the end of a function if the fucntio ncalls alloca.
343 (mark_used_regs): Similarly.
345 1998-02-10 John F Carr <jfc@mit.edu>
347 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
348 1, fzero on alternative 8.
350 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
352 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
354 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
356 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
357 SUBREGs of CONST_INTs.
359 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
361 * mips.c (print_operand, function_prologue): Make printf format
364 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
366 * alpha.c (alpha_return_addr): Remove unused variable `first'.
367 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
368 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
370 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
372 * loop.c (strength_reduce): When placing increment for auto-inc
373 case, do comparison in loop order.
375 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
377 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
380 * calls.c (expand_call): Change test of expand_inline_function
381 return value to stop compiler warning.
383 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
385 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
386 Jeff Law (law@cygnus.com)
388 * regmove.c: Fix various minor formatting problems.
389 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
390 is true. Make end of basic block tests consistent through regmove.c.
391 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
392 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
394 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
396 * gansidecl.h: Check for a conflicting macro definition before
397 attempting to prototype bcopy, bcmp or bzero.
399 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
401 * expr.c (clear_pending_stack_adjust): Handle case where a function
402 calls alloca, but the user has specified -fomit-fframe-pointer.
404 * function.c (assign_parms): Fix typo in last change.
406 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
408 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
410 (free_path_suffix): Remove unreferenced static function.
411 (process_command): Remove unused variable temp.
412 (default_arg): Remove unused variable i.
413 (do_spec_1): Add parens for assignment used as truth value.
415 (validate_all_switches): Likewise.
416 (main): Remove unused variables i, first_time>
418 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
420 * calls.c (expand_call): Remove unused variables funtree,
423 * dbxout.c, except.c: Include <string.h>/<strings.h>.
425 * explow.c: (plus_constant_for_output_wide) Removed unused
426 variable all_constant.
428 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
429 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
430 genrecog.c, global.c, integrate.c , stupid.c : Include
433 * genextract.c: (walk_rtx) Remove unused variable link.
435 * genrecog.c: (concat) Remove unreferenced static function.
437 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
439 * stmt.c: Include <stdlib.h>.
440 (expand_asm_operands): Remove unused variable val1.
441 (expand_return): Remove unused variable block.
442 (pushcase): Remove unused variables l and n.
443 (pushcaserange): Likewise.
445 * unroll.c (unroll_loop): Remove unused variable temp.
447 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
449 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
451 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
453 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
454 functions for whether they support the %p format specifier.
455 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
456 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
457 * configure, config.in: Rebuild.
459 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
461 * function.c (assign_parms): New variable named_arg, with value
462 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
464 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
466 * mips/t-r3900: New - same as t-ecoff but eliminate
467 multilibs: mips1 and mips3.
468 * configure.in (tx39*): Use new mips/t-r3900.
469 * configure: Rebuild.
470 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
472 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
474 * dwarf2out.c: Add old_args_size.
475 (dwarf2out_args_size): Use it.
476 (dwarf2out_begin_prologue): Initialize it.
477 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
478 pushed args until we see a call.
479 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
480 before outputting them.
482 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
484 * cplus-dem.c (demangle_template_template_parm): New function.
485 (demangle_template): Handle template template parameters.
487 1998-02-02 Mark Mitchell <mmitchell@usa.net>
489 * calls.c (expand_call): Don't confuse member functions named
490 realloc, setjmp, and so forth with the standard library
491 functions of the same names.
493 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
495 * stmt.c (expand_asm_operands): Correctly identify asm statements
498 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
500 * c-common.c (decl_attributes): Flag unrecognized attribute
501 functions as warnings instead of as errors.
503 1998-02-05 Marc Lehmann <pcg@goof.com>
505 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
506 when -Os is specified.
507 * toplev.c (main): Don't disable flag_inline_functions anymore when
510 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
513 * flags.h (flag_regmove): Declare.
514 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
515 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
516 Moved into regmove; changed caller.
517 * toplev.c (rest_of_compilation): Call regmove_optimize also for
518 expensive_optimizations.
520 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
522 * version.c: Bump for snapshot.
524 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
525 Undo this change (the problem was actually in reload):
526 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
528 * sh.md (movqi_i+1): New peephole.
530 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
532 * jump.c (jump_optimize): Lose calls to modified_in_p they are
533 not needed anymore due to changes elsewhere in jump.c.
535 * jump.c (jump_optimize): Fix first arg to modified_in_p in
538 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
540 * expr.c (expand_builtin_setjmp): Accept two new arguments for
541 the labels to branch to on first and subsequent executions. Don't
542 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
543 and provide it with the jmp_buf. Use only one of
544 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
545 and provide the former with the target label.
546 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
547 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
548 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
549 insn to replace all of the normal nonlocal_goto code. Don't play
550 with __dummy. Correct arguments to nonlocal_goto.
551 * expr.h (expand_builtin_setjmp): Update prototype.
552 * except.c (start_dynamic_handler): When using builtin_setjmp,
553 generate more accurate flow information.
555 * alpha.md (nonlocal_goto_receiver_osf): Delete.
556 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
557 (builtin_longjmp, builtin_setjmp_receiver): New.
558 * sparc.md (update_return): Disambiguate unspec number.
559 (nonlocal_goto): Rearrange arguments to match caller in except.c.
560 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
562 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
563 (builtin_setjmp_setup*, builtin_longjmp): New.
565 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
567 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
569 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
571 * vmsconfig.com: Remove bytecode references.
573 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
575 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
576 -fno-sjlj-exceptions works for a target that defines
577 DWARF2_UNWIND_INFO as zero.
579 * regmove.c (fixup_match_1): Undo last change which removed some
580 "useless" code, and add a comment explaining this.
582 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
584 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
587 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
589 * makefile.vms: Remove bytecode references.
592 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
594 * jump.c (jump_optimize): Allow conditional loading of floating point
595 constants and constants from memory. Reinstalled modified_in_p tests.
597 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
599 * loop.c (get_condition): Handle sign-extended constants.
601 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
603 * expr.c (emit_push_insn): Add code to use movstrti if present.
605 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
606 and movstrqi as in emit_block_move ().
608 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
610 * config/m68k/x-next: Remove /NextDeveloper/Headers from
611 the directories to fixinclude - /usr/include is a link
612 to it and hence its contents are fixed by default.
614 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
616 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
618 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
620 * cccp.c (main): Predefine __VMS_VER on VMS.
622 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
624 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
625 * fold-const.c (size_int): Replace with
627 (make_bit_field_ref): Use bitsize_int for bit position.
628 * stor-layout.c (sizetype): Delete.
629 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
630 (layout_record, layout_union, layout_type):
631 Use bitsize_int for bit size.
632 (set_sizetype): New function.
633 (make_signed_type, make_unsigned_type): Use it.
634 * c-decl.c (init_decl_processing): Likewise.
635 * tree.h (size_int): Don't delcare, #define.
636 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
637 (set_sizetype): Declare.
638 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
640 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
641 Convert result to sizetype.
642 (really_start_incremental_init, push_init_level):
643 Set type of constructor_bit_index to sbitsizetype.
644 (push_init_level): Use unsigned arithmetic to determine padding.
645 (output_init_element): Likewise.
647 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
649 * combine.c (simplify_shift_const): Fix typo in last change.
651 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
653 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
654 is (truncate (lshiftrt)).
656 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
658 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
659 Make sure result winds up in TGT.
660 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
661 src to be other than DImode.
662 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
663 (alpha_expand_unaligned_store_words): Likewise.
664 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
665 that source and destination are separately optimized for alignment.
666 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
668 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
670 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
671 with handling of -32768.
673 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
675 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
676 shell variable argument instead of only hard coded functions.
677 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
679 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
680 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
681 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
682 declarations for bcopy, bcmp and bzero.
684 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
686 * gansidecl.h: If we have bcopy but don't declare it, then do so.
687 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
688 bzero, index and rindex if they aren't already present.
690 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
692 * toplev.c (close_dump_file): Wrap function prototype for
693 argument "func" in PROTO.
694 (dump_rtl): Likewise.
696 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
698 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
700 (output_function_epilogue): Omit epilogue if nothing drops through.
701 (output_move_double): Supress int ldd usage on ultrasparc and v9.
702 (registers_ok_for_ldd_peep): Likewise.
703 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
704 (ultrasparc_adjust_cost): New function.
705 (sparc_issue_rate): New function.
706 * sparc.h (MASK_VIS, TARGET_VIS): New
707 (MASK_V8PLUS, TARGET_V8PLUS): New.
708 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
709 (TARGET_SWITCHES): Add vis and v8plus.
710 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
711 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
712 (RTX_COSTS): Use TARGET_HARD_MUL
713 (ADJUST_COST): Call ultrasparc_adjust_cost.
715 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
716 of load & fp appropritely.
717 (supersparc function units): Adjust for Haifa.
718 (ultrasparc function units): Likewise.
719 (get_pc_via_rdpc): All v9, not just arch64.
720 (movdi_v8plus, movdi_v8plus+1): New.
721 (adddi3_sp32+1): New.
722 (subdi3_sp32+1): New.
723 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
724 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
725 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
726 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
727 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
728 (ldd peepholes): Suppress for v9.
729 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
730 (return_subsi): Revmove.
732 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
734 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
735 save/restore MEM rtl.
737 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
739 * configure.in: Check for declaration of abort.
740 * acconfig.h: Corresponding changes.
741 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
744 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
746 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
749 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
751 * version.c: Bump for snapshot.
753 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
755 * configure.in: Check for atoq and atoll.
756 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
757 proper routine for converting ascii into long long values.
759 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
761 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
763 * vmsconfig.com: Remove bytecode references.
765 * alpha/vms.h (PREFIX): Define.
767 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
769 * am-alpha.h: Don't include alloca for OPEN_VMS.
771 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
773 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
774 (GCC_INCLUDE_DIR): Define
776 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
777 * makefile.vms: New file.
779 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
781 * alpha.c (output_prolog): Output '.name' directive
782 for minimal traceback information.
784 * alpha.c (output_prolog): Don't prepend entry point symbols
785 with '$' on OPEN_VMS.
787 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
788 Jeffrey A Law (law@cygnus.com)
790 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
793 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
795 * genemit.c (gen_exp): Likewise.
796 * genpeep.c (match_rtx): Likewise.
797 * genrecog.c (write_tree_1): Likewise.
799 * c-lex.c (yyprint): Use proper format string based upon
800 disposition of HOST_BITS_PER_WIDE_INT.
801 (yylex): Put casts in right place for args to build_int_2.
803 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
805 * combine.c: Fix typos in Jan27 changes.
807 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
809 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
810 (LINK_SPEC): Likewise.
811 (STARTFILE_SPEC): Likewise.
813 1998-01-28 Mike Stump <mrs@wrs.com>
815 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
817 * genattrtab.c (reload_completed): Define.
819 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
822 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
824 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
825 SUBREG_REG if the word count is unchanged, also in the input reload
826 case. Disable non-applicable sanity checks.
828 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
830 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
832 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
834 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
836 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
838 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
839 is a TREE_VEC before trying to use it for baseclasses.
840 (Chill uses the same field for a different purpose.)
842 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
844 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
846 * config.sub: More accurate determination of HP processor types.
848 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
850 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
851 prototype for `handle_sysv_pragma', and make it static. Add
852 parentheses around assignment used as truth value.
854 * combine.c (combine_instructions): Protect variable `prev' with
856 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
857 (extract_left_shift): Add parentheses around operand of &.
858 (merge_outer_ops): Avoid an empty body in an else-statement.
859 (gen_rtx_combine): Remove unused variable `i'.
861 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
862 function monstartup `void'. Likewise for internal_mcount. Add
863 `static void' prototype for moncontrol. Reconcile sprintf format
866 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
867 Make return type of function_arg_slotno explicitly `int'.
868 (reg_unused_after): Add parentheses around assignment used as
870 (save_regs): Add explicit braces to avoid ambiguous `else'.
871 (function_arg_slotno): Add parentheses around && within ||.
872 (function_arg_pass_by_reference): Likewise.
873 (sparc_flat_output_function_prologue): Reconcile fprintf format
876 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
877 assignment used as truth value.
879 * cplus-dem.c: Include <stdlib.h>.
880 (demangle_signature): Avoid an empty body in an else-statement.
881 (do_type): Remove unused variable `lvl'.
883 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
884 Include <string.h>/<strings.h>.
885 (cpp_lex): Remove unused variable `namelen'.
886 (cpp_lex): Explicitly declare `num_chars' as an int.
888 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
889 <unistd.h> instead. Explicitly declare is_system_include
891 (make_assertion): Remove unused variable `kt'.
892 (cpp_expand_to_buffer): Hide variable `obuf'.
893 (output_line_command): Remove unused variables, `line_end',
894 `line_cmd_buf' and `len'.
895 (macarg): Remove unused variable `arg_start'.
896 (special_symbol): Remove unused variable `i'. Add parentheses
897 around assignment used as truth value.
898 (do_include): Remove unused variables `pcfname' and `retried',
899 hide `pcf' and `pcfbuflimit'.
900 (do_line): Remove unused variable `i'.
901 (finclude): Hide variable `missing_newline'.
902 (cpp_handle_options): Remove unused variable `j'.
903 (read_token_list): Remove unused variable `eofp'.
904 (cpp_error_with_line): Remove unused variable `i'.
905 (cpp_warning_with_line): Likewise.
906 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
907 (cpp_error_from_errno): Remove unused variable `i'.
909 * cse.c (invalidate): Add parentheses around assignment used as
911 (find_best_addr): Move declaration of variable `our_cost' inside
912 the conditional macro where its used.
913 (fold_rtx): Avoid an empty body in an if-statement.
914 (cse_insn): Wrap variables `this_insn_cc0_mode' and
915 `this_insn_cc0' in macro HAVE_cc0.
917 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
918 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
919 (output_uleb128): Likewise.
920 (output_sleb128): Likewise.
921 (output_cfi): Likewise.
922 (output_call_frame_info): Remove unused variables `j', `fde_size'
924 (comp_unit_has_inlines): Hide declaration as per rest of file.
925 (size_of_line_prolog): Correct typo in prototype.
926 (add_arange): Likewise.
927 (output_aranges): Likewise.
928 (add_name_and_src_coords_attributes): Likewise.
929 (gen_array_type_die): Likewise.
930 (gen_inlined_subroutine_die): Likewise.
931 (equate_decl_number_to_die): Remove unused variable `i'.
932 (print_die): Reconcile format vs. args in fprintf's.
933 (print_dwarf_line_table): Likewise.
934 (output_die): Likewise.
935 (output_line_info): Likewise.
936 (add_subscript_info): Avoid an empty body in an else-statement.
937 (gen_subprogram_die): Remove unused variable `fp_loc'.
939 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
940 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
941 macro. Protect `src_coords_attribute' prototype with
942 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
943 prototype as in the rest of the file. Likewise for
944 `output_pointer_type_die' and `output_reference_type_die'. Remove
945 prototype for `type_of_for_scope'.
946 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
947 (type_attribute): Add explicit braces to avoid ambiguous `else'.
949 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
950 (shorten_branches): Protect declaration of tmp_length with
951 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
952 (profile_function): Protect declaration of `sval' and `cxt'
953 variables with appropriate macros.
954 (final_scan_insn): Likewise for `note' variable. Add explicit
955 braces to avoid empty body in an if-statement.
956 (output_asm_insn): Move variable `i' inside macro conditional
957 where it is used. Add parentheses around assignment used as truth
959 (asm_fprintf) Likewise, likewise.
961 * fix-header.c (main): Remove unused variable `done'. Protect
962 declaration of `i' with FIXPROTO_IGNORE_LIST.
964 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
966 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
969 * profile.c: Include <string.h>/<strings.h>.
970 (instrument_arcs): Remove unused variables `note', `inverted',
971 `zero' and `neg_one'.
972 (branch_prob): Avoid empty body in an if-statement.
974 * regclass.c: Include <stdlib.h>.
975 (reg_alternate_class): Explicitly declare parameter `regno'.
977 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
978 parentheses around assignment used as truth value.
979 (find_matches): Remove unused variables `output_operand' and
981 (fixup_match_1): Remove statement with no effect: "if (0) ;".
983 * scan.c (sstring_append): Explicitly declare `count' as int.
984 (scan_string): Explicitly declare parameter `init' as int.
986 * sched.c: Include <stdlib.h>.
987 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
988 (rank_for_schedule): Add parentheses around assignment used as
990 (schedule_block): Likewise.
991 (regno_use_in): Likewise.
992 (schedule_insns): Remove unused variable `i'.
994 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
995 (v_message_with_decl): Remove unused variable `n'.
996 (botch): Explicitly declare parameter `s' as char *.
997 (main): Add parentheses around assignment used as truth value.
999 * tree.c (make_node): Protect the variable `kind' with the
1000 GATHER_STATISTICS macro.
1001 (real_value_from_int_cst): Move variable `e' inside conditional
1002 macro area where it is used.
1003 (tree_last): Add parentheses around assignment used as truth value.
1004 (build1): Protect the variable `kind' with the GATHER_STATISTICS
1006 (print_obstack_statistics): Reconcile format vs. args in fprintf.
1007 Protect variables `i', `total_nodes', and `total_bytes' with the
1008 GATHER_STATISTICS macro.
1010 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
1012 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
1013 some comments regarding use of dead_or_set_p.
1015 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
1017 * fixincludes: Tweak fix for struct exception in math.h
1019 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
1021 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
1022 Change mode of registers used to add/sub from
1023 hard_frame_pointer_rtx from word_mode to Pmode.
1025 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
1027 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
1028 asm_output_aligned_bss() instead of asm_output_bss().
1030 * toplev.c (rest_of_compilation): Replace references to
1031 stack_reg_dump_file and dbr_sched_dump_file with references to
1034 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
1036 * tlink.c (scan_linker_output): Call fclose() for opened files.
1038 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
1040 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
1041 compiling with -fpic -- we want to be able to override symbols
1043 (alpha_expand_block_move): Fix thinko in last change.
1045 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
1046 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
1047 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
1049 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
1051 * alpha.md (abssf, absdf): Revert last change.
1053 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
1055 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
1056 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
1058 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
1060 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
1061 a CONST_INT into SFmode.
1063 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
1065 * flags.h: New flag (optimize_size).
1066 * toplev.c (main): Parse -Os option and set optimize_space
1068 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
1069 __OPTIMIZE_SIZE__ when compiling with -Os.
1070 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
1071 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
1072 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
1074 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
1076 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
1078 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
1079 stuff only if MCT_TEXT is #define'd.
1081 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
1083 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
1086 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
1088 * toplev.c: Add -dM command line option to dump RTL after the
1089 machine dependent reorganisation pass, if there is one.
1090 Reorganise RTL dump code, so that only one file handle is
1093 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
1095 * except.c (check_exception_handler_labels): Disable warning when
1098 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
1100 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
1102 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1104 * c-decl.c (grokdeclarator): Get parameter tags from
1105 last_function_parm_tags.
1106 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
1107 traversing the parameter types.
1108 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
1110 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
1112 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
1114 (get_shift_alg): Fix typo.
1116 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
1118 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
1120 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
1122 * toplev.c (get_run_time): Make sure each case gets its variables.
1124 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
1126 * configure.in (build_xm_file): Add auto-config.h if host=build.
1127 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
1128 (build_xm_file_list): Likewise.
1129 * configure: Rebuild.
1131 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1133 * recog.c (validate_replace_rtx_1): Only perform substitutions
1134 of arguments to commutative and comparison operators once.
1136 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1138 * sparc.c (output_cbranch): Add default case in
1141 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
1142 (emit_delay_sequence): Eliminate unused parameter, all callers
1144 (fill_simple_delay_slots): Likewise.
1145 (fill_slots_from_thread): Likewise.
1146 (fill_eager_delay_slots): Likewise.
1147 (mark_referenced_resources): Add default case in enumeration switch.
1148 (mark_set_resources): Likewise.
1149 (rare_destination): Likewise.
1150 (mostly_true_jump): Likewise.
1151 (find_dead_or_set_registers): Likewise.
1152 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
1153 (update_reg_unused_notes): Remove unused variable `p'.
1154 (mark_target_live_regs): Remove unused variables `next' and
1156 (fill_simple_delay_slots): Remove unused variable `j'.
1157 (fill_slots_from_thread): Add parentheses around assignment used
1159 (dbr_schedule): Likewise.
1161 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
1162 (objc.stage2, objc.stage3, objc.stage4): Likewise.
1164 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
1166 * cse.c (simplify_ternary_operation): Don't try to simplify
1167 IF_THEN_ELSE expressions (created by combine) that don't use
1168 relational operators.
1170 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
1172 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
1175 * crtstuff.c (init_dummy): Keep the epilogue in the init
1176 section for non-ELF systems.
1178 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1180 * sh.md (movqi_i+1): New peephole.
1182 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
1184 * Makefile.in: Remove remaining bytecode stuff.
1185 * emit-rtl.c, expr.c: Likewise.
1187 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
1189 * toplev.c (lang_options): Add unknown-pragma options.
1191 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
1193 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
1194 special (and incomplete) handling for Chill arrays.
1196 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
1198 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
1201 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
1203 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
1205 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
1207 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
1208 .frame directive instead of FRAME_POINTER_REGNUM.
1210 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
1212 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
1213 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
1214 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
1215 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
1216 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
1217 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
1218 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
1219 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
1221 * longlong.h: Replace __mc68332__ with __mcpu32__.
1223 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
1225 * version.c: Bump for snapshot.
1227 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
1229 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
1230 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
1231 * reload1.c (eliminate_regs): Likewise.
1233 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
1235 * regmove.c (find_matches): Initialize matches->earlyclobber too.
1237 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
1239 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
1240 (negsf2, negdf2): Use proper subtract in IEEE mode.
1242 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
1244 * Makefile.in: Remove more bytecode stuff.
1245 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
1246 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
1247 * f/install.texi, objc/Make-lang.in: Likewise.
1249 * Makefile.in: Remove all bytecode support.
1250 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
1251 * emit-rtl.c: Remove all bytecode support.
1252 * expr.c, expr.h function.c, integrate.c: Likewise.
1253 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
1254 * tree.h, varasm.c: Likewise.
1255 * config/m68k/m68k.h: Likewise.
1256 * bi-*, bc-*, bytecode*: Delete bytecode related files.
1257 * modemap.def: Likewise.
1259 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
1261 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
1262 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
1264 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
1266 * i386.md (push): Prohibit symbolic constants if flag_pic.
1267 (movsi+1): Likewise for move to non-register.
1269 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
1271 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
1272 (print_operand): Handle 0xffffffff on 32 bit host.
1274 * configure.in (thread_file): Rename uses before main loop to
1275 target_thread_file. Initialize to empty in main loop. Set thread_file
1276 to target_thread_file after main loop if not set.
1277 * configure: Rebuild.
1279 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
1280 (add_values_to_cover): Revert last change (which had no ChangeLog
1282 (simplify_with_current_value_aux): Handle CONST_INT.
1284 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1286 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
1288 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
1290 * configure.in: Add cpp stringify test.
1291 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
1292 * gengenrtl.c: Use it.
1293 * configure, config.in: Rebuild.
1295 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1297 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
1299 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
1301 * configure.in: Find declaration for sbrk.
1302 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
1303 * config.in, configure: Rebuild.
1304 * mips-tfile.c: Properly protect declaration of sbrk and free.
1305 * toplev.c: Properly protect declaration of sbrk.
1307 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
1309 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
1311 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
1313 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
1315 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
1317 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
1319 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
1321 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
1322 constant offset computations from objects with known alignment in
1323 the presence of STACK_BIAS.
1325 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
1327 (const_hash): Hash val is unsigned long.
1328 (SYMHASH): Likewise.
1330 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
1332 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
1333 char pointer, not HOST_WIDE_INT.
1334 (print_node): Likewise. Also hash is unsigned long not
1337 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
1339 * explow.c (optimize_save_area_alloca): New function for targets
1340 where SETJMP_VIA_SAVE_AREA is true.
1341 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
1342 compute the amount of stack space needed should we find later that
1343 setjmp is never called by this function, stuff rtl for this inside
1344 a REG_NOTE of the final SET of stack_pointer_rtx.
1345 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
1346 current_function_calls_alloca, call optimize_save_area_alloca.
1348 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
1350 * i386.md: Remove redundant integer push patterns.
1351 Don't bother checking for TARGET_PUSH_MEMORY when
1352 pushing constants or registers.
1354 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
1355 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
1357 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
1358 (pwait): New function for mingw32.
1360 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
1361 pipe support is broken for now.
1363 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
1365 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
1366 between frame_pointer_rtx, hard_frame_pointer_rtx, and
1367 arg_pointer_rtx is respected in initialization.
1368 (init_emit_once): Use gen_rtx_raw_REG() to create
1369 return_address_pointer_rtx.
1371 * reorg.c: #include "expr.h" for rtx prototypes.
1372 * Makefile.in (reorg.o): Depend on expr.h
1374 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
1376 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
1377 local_prefix to sub-make invocations.
1379 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
1381 * objc-parse.c: Recognize protocol qualifiers in class definitions.
1383 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
1387 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
1388 * configure.in: Check for atol.
1389 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
1391 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
1393 * loop.c (find_and_verify_loops): When attempting to move insns from
1394 inside the loop outside the loop, create a BARRIER if no suitable
1397 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
1398 favor of an equivalent change from gcc-2.8.
1400 * i386/x-sco5 (CC): Remove trailing whitespace.
1402 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1404 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
1405 (accessor_from_format): Likewise.
1406 (xmalloc): New function for use when linking with alloca.o.
1408 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1410 * frame.c (find_fde): Correct FDE's upper bound.
1412 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
1414 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
1416 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
1418 * calls.c (expand_call): Move #ifdef code out of macro argument
1420 (emit_library_call, emit_library_call_value): Likewise.
1422 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
1424 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
1426 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
1428 * version.c: Bump for snapshot.
1430 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
1432 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
1433 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
1434 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
1435 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
1436 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
1437 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
1438 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
1439 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
1440 * unroll.c, varasm.c: Likewise.
1441 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
1443 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
1445 * mips.h: Fix some type-o's from a previous change.
1447 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
1449 * loop.c (check_dbra_loop): Make sure initial value is a
1450 CONST_INT before trying to normalize it.
1452 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
1454 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
1456 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
1458 * cppexp.c: Include gansidecl.h
1460 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
1462 * svr4.h (LINK_SPEC): Never specify -h.
1463 * ptx4.h (LINK_SPEC): Likewise.
1464 * rs6000/sysv4.h (LINK_SPEC): Likewise.
1465 * sparc/sol2.h (LINK_SPEC): Likewise.
1467 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
1469 * c-typeck.c (comptypes): Exit early on NULL input.
1471 * haifa-sched.c (schedule_insns): Correctly remove inter-block
1472 dependencies after reload.
1474 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
1476 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
1478 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
1480 * alpha/vms.h (DIR_SEPARATOR): define
1482 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1484 * Makefile.in (stamp-proto): Remove.
1485 (protoize.o, unprotoize.o): Straightforward compile.
1486 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
1488 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
1490 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
1491 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
1493 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
1495 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
1496 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
1497 * sparc/netbsd.h, vax/netbsd.h: Likewise.
1499 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
1501 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
1503 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
1505 * configure.in (target_cpu_default, target_cpu_default2): Use double
1506 quotes around them when testing their value.
1507 * configure: Rebuilt.
1509 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
1511 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
1513 (gendef): Call obstack_alloc_rtx.
1515 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
1517 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
1520 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
1522 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
1523 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
1524 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
1526 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
1528 * mips.md (return_internal): Change mode from SImode to VOIDmode.
1530 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
1532 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
1535 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
1537 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
1538 suffix from operand 3.
1540 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1541 Jeffrey A Law (law@cygnus.com)
1543 * regmove.c: New implementation of regmove pass.
1544 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
1545 decls, make them have external linkage. Return a value from
1546 optimize_reg_copy_1.
1547 * reload.h (count_occurrences): Add decl.
1548 * reload1.c (count_occurrences): Delete decl, make it have external
1550 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
1552 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
1554 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
1555 if it is not defined.
1557 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
1559 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
1560 * emit-rtl.c (gen_rtx): Move special code to ...
1561 (gen_rtx_CONST_INT): New function.
1562 (gen_rtx_REG): New function.
1563 (*): Update all calls to gen_rtx.
1564 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
1565 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
1566 (GEN_INT): Call gen_rtx_CONST_INT.
1567 * gengenrtl.c: New file.
1569 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
1571 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
1572 (base_alias_check): If no base found for address call canon_rtx and
1575 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
1577 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
1578 arguments for mips16.
1579 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
1580 Don't lose if tsize is zero after handling large stack for mips16.
1581 * mips.md (return): For trivial return, return address is in $31.
1583 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
1585 * mips/mips16.S: Various changes to make it work with -msingle-float
1588 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
1589 Ian Lance Taylor <ian@cygnus.com>
1590 Jeff Law <law@cygnus.com>
1592 * mips.c, mips.h, mips.md: First cut at merging in mips16
1593 support. Major modifications throughout all three files.
1595 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
1597 * configure.in: Make gthr-default.h a forwarding header instead of
1600 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1602 * gcov-io.h: Include sys/types.h to ensure we get size_t.
1604 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
1606 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
1607 Jeffrey A Law (law@cygnus.com)
1609 * crtstuff.c (__frame_dummy): New function for irix6.
1610 (__do_global_ctors): Call __frame_dummy for irix6.
1611 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
1613 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
1615 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
1617 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
1619 * c-decl.c (init_decl_processing): Provide proper fallback symbol
1620 for __builtin_memset.
1621 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
1622 not INTEGER_CST. Assert arg 3 is a constant.
1624 * alpha.c (mode_width_operand): Accept 64-bit modes.
1625 (mode_mask_operand): Likewise.
1626 (print_operand): Likewise for 'M' and 'U' codes.
1627 (alpha_expand_unaligned_load): New function.
1628 (alpha_expand_unaligned_store): Likewise.
1629 (alpha_expand_unaligned_load_words): Likewise.
1630 (alpha_expand_unaligned_store_words): Likewise.
1631 (alpha_expand_block_move): Likewise.
1632 (alpha_expand_block_clear): Likewise.
1633 * alpha.h (MOVE_RATIO): New define.
1634 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
1635 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
1637 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
1638 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
1640 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
1642 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
1643 * configure: Update.
1645 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
1647 * emit-rtl.c (operand_subword): Correctly handle extracting a word
1648 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
1650 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
1653 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
1655 * configure.in: Set and subsitute host_exeext. Use it when creating
1656 the assembler and linker symlinks.
1657 * configure: Rebuild.
1658 * Makefile.in (exeext): Set to @host_exeext@.
1659 (build_exeext): New variable, set to @build_exeext@.
1660 (FLAGS_TO_PASS): Pass down build_exeext.
1661 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
1664 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
1666 * mn10200.md (addsi3, subsi3): Fix thinkos.
1668 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
1670 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
1671 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
1672 unix always, since we want to be able to thunk to functions in a
1673 shared library from an application.
1675 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
1677 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
1678 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1680 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
1682 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
1683 offset's mode is not ptr_mode, convert it.
1685 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
1687 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
1688 compiling if it was already defined.
1690 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
1692 * flow.c (find_basic_blocks): Don't create a new basic block
1693 for calls in a LIBCALL block.
1695 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
1697 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
1699 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
1701 * cse.c (rtx_cost): Remove conflicting default case.
1703 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
1705 * configure.in: Move default enabling of Haifa out of for loop.
1706 * configure: Rebuild.
1708 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
1710 * version.c: Bump for snapshot.
1712 1997-12-25 Teemu Torma <tot@trema.com>
1714 * Makefile.in (GTHREAD_FLAGS): New var.
1715 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
1716 (distclean): Remove gthr-default.h.
1718 * configure.in: Accept dce as a thread package.
1719 Check for thread.h and pthread.h.
1720 Link gthr-default.h to appropriate thread file and set
1722 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
1723 include multilib definitions from pa/t-dce-thr.
1724 (sparc-*-solaris2*): Enable threads by default, if thread.h or
1725 pthread.h is found, preferring posix threads over solaris ones.
1727 * config/pa/t-dce-thr: New file.
1728 * config/pa/t-pa: Removed multilibs.
1729 * config/sparc/t-sol2: Ditto.
1732 * gthr-single.h: New file.
1733 * gthr-posix.h: New file.
1734 * gthr-solaris.h: New file.
1735 * gthr-dce.h: New file.
1736 * libgcc-thr.h: Removed.
1737 * objc/thr-dce.c: New file copied from thr-decosf1.c.
1739 * frame.c: Include gthr.h instead of libgcc-thr.h.
1740 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
1741 (eh_context_initialize): If __gthread_once fails, use static eh
1743 (eh_context_free): Call __gthread_key_dtor.
1745 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
1747 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
1749 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
1751 * cse.c (max_insn_uid): New variable.
1752 (cse_around_loop): Use max_insn_uid.
1753 (cse_main): Set max_insn_uid.
1755 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
1756 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
1757 -mlong64, and -mgp{32,64} options.
1758 * mips.c (mips_abi): Change type to int.
1759 * mips.h (enum mips_abi_type): Delete.
1760 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
1761 (mips_abi): Change type to int.
1763 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
1765 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
1766 optimization is now always enabled.
1768 * calls.c (expand_call): Recognize C++ operator new as malloc-like
1771 * alias.c (memrefs_conflict_p): Eliminate tests now done by
1773 (*_dependence): Call canon_rtx before base_alias_check.
1774 (init_alias_once): New function to precompute set of registers which
1775 can hold Pmode function arguments.
1777 * rtl.h: Declare init_alias_once.
1779 * toplev.c (compile_file): Call init_alias_once.
1781 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
1783 * tree.c (restore_tree_status): Do not dereference a null pointer.
1785 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
1787 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
1788 RLIMIT_STACK. This maintains consistency with the recent, similar
1789 patch to cccp.c and toplev.c.
1791 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
1793 * genattrtab.c (expand_units): For large nr opclasses, expand
1794 function_units_used with ORX to prevent blowups. Tag with FFS.
1795 (num_unit_opclasses): New variable.
1796 (gen_unit): Update it.
1797 (enum operator): Add ORX_OP.
1798 (operate_exp): Treat ORX as or, except don't expand across an if.
1799 Reuse number rtx's after operating on them.
1800 (check_attr_value): Accept IOR, AND, & FFS.
1801 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
1802 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
1803 (write_expr_attr_cache, write_toplevel_expr): New functions.
1804 (write_attr_get): Handle FFS-tagged expressions.
1805 (make_canonical): Don't expand const attributes.
1806 (convert_const_symbol_ref): Dike out.
1807 (evaluate_eq_attr): Handle SYMBOL_REF.
1808 (main): Don't emit get_attr_foo for const attributes.
1810 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
1811 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
1812 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
1813 * alpha.md: Redo all of the scheduling, adding EV6 support, and
1814 combining function units where possible.
1815 (attr "type"): Split loads, stores, cmov into int/fp. Combine
1816 multiplies and divides. Add EV6 sqrt, ftoi, itof.
1817 (attr "opsize"): New attribute.
1818 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
1819 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
1820 to control register allocation.
1821 (movsi2-1, movdi2-1): Likewise.
1823 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
1825 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
1826 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
1827 Move OSF/1 specific defines out.
1828 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
1829 Move Linux specific defines out.
1830 (LINK_SPEC): Genericize.
1831 (ASM_FILE_START): Emit .arch if using more than the base insn set.
1832 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
1833 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
1834 (HANDLE_SYSV_PRAGMA): Define.
1835 * alpha/osf.h: New file.
1836 * alpha/linux.h: Split. Retain file-format independant defines.
1837 Import Linux bits from elf.h.
1838 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
1839 (FUNCTION_PROFILER): _mcount takes its address in $28.
1840 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
1841 * alpha/linux-ecoff.h: New file.
1842 * alpha/linux-elf.h: New file.
1843 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
1844 * alpha/win-nt.h (TARGET_DEFAULT): Define.
1845 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
1846 Add new headers as appropriate.
1848 * configure.in (alpha*): Enable Haifa by default.
1849 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
1850 * configure: Rebuild.
1852 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
1854 * Makefile.in (clean): Remove the stages with their objects here ...
1855 (distclean): ... instead of here.
1857 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1859 * cse.c (rtx_cost): Add default case in enumeration switch.
1860 * fix-header.c (recognized_macro): Likewise.
1861 (recognized_extern): Likewise.
1862 (write_rbrac): Likewise.
1863 * objc/objc-act.c (encode_aggregate): Likewise.
1864 (gen_declarator): Likewise.
1865 (gen_declspecs): Likewise.
1867 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
1869 * haifa-sched.c (create_reg_dead_note): Detect and handle another
1870 case where we kill more regs after sched than were killed before
1872 * sched.c (create_reg_dead_note): Similarly.
1874 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
1876 * c-pragma.c: Include flags.h.
1878 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
1880 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
1881 about system headers.
1882 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
1883 and also to resolve symbols in prefix.c.
1885 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
1886 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
1887 when the definitions in auto-config.h is not visible.
1888 (HAVE_BZERO): Likewise.
1889 (HAVE_BCMP): Likewise.
1890 (HAVE_RINDEX): Likewise.
1891 (HAVE_INDEX): Likewise.
1893 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
1895 * pa.c (emit_move_sequence): Handle a function label source
1898 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
1900 * c-pragma.c (handle_pragma_token): Generate warning messages
1901 about unknown pragmas if warn_unknown_pragmas is set.
1903 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
1904 line option to set variable: warn_unknown_pragmas.
1906 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
1908 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
1910 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
1912 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
1914 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
1915 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
1916 generate more fine grained floating point emulation libraries.
1917 * config/fp-bit.c: Add protecting #ifdef to all functions so
1918 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
1919 then compile all suitable functions.
1920 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
1921 underscores to avoid namespace pollution.
1922 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
1924 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
1928 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1929 Jeff Law <law@cygnus.com>
1931 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
1933 * c-decl.c (finish_decl): Use parentheses around && within ||.
1934 * rtl.c: Include stdlib.h.
1935 (read_skip_spaces): Add parentheses around assignments used as
1937 (read_rtx): Initialize list_rtx.
1938 * cppexp.c (parse_number): Use || when operands are truth values.
1939 * alias.c (find_base_value): Add default case.
1940 (memrefs_conflict): Likewise.
1941 * combine.c (sets_function_arg_p): Likewise.
1942 * genemit.c (gen_exp): Likewise.
1943 * local-alloc.c (contains_replace_regs): Likewise.
1944 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
1945 * fold-const.c (fold_convert): Use "&&" for truth values.
1946 (fold): Add default case.
1947 * sdbout.c (sdbout_field_types): Fix typo in declaration.
1948 (sdbout_one_type): Add default case.
1949 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
1950 (some_operand): Add default case.
1951 (input_operand): Likewise.
1952 (signed_comparison_operator): Likewise.
1953 (divmod_operator): Likewise.
1954 (alpha_set_memflags_1): Likewise.
1955 * reload1.c (reload_cse_simplify_operands): Ensure function
1956 always returns a value.
1957 * scan-decls.c (scan_decls): Likewise.
1958 * c-lex.c (skip_white_space): Fix typo in declaraion.
1959 * c-typeck.c (comp_target_types): Add parentheses around assignment
1960 used as truth value.
1961 (print_spelling): Likewise.
1962 (constructor_implicit, constructor_result): Remove unused variables.
1963 * collect2.c (scan_library): Protect prototype with
1964 #ifdef SCAN_LIBRARIES.
1965 * emit-rtl.c (find_line_note): Fix typo in declaration.
1966 * final.c (asm_insn_count): Protect prototype with
1967 #ifdef HAVE_ATTR_length.
1968 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
1969 (try_pre_increment_1, try_pre_increment): Likewise.
1970 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
1971 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
1972 * gcov-io.h (__store_long, __write_long, __read_long): Fix
1973 unsigned/signed comparisons.
1974 * gcov.c (read_files): Remove unused "first_type" variable.
1975 (scan _for_source_files): Initialize s_ptr.
1976 (function_summary): Eliminate "%lf" formatting, use %ld for
1978 (output_data): Initialize branch_probs and last_line_num.
1979 Eliminate "%lf" formatting, use "%ld" for longs.
1981 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
1983 * mips16.S: New file.
1985 * libgcc2.c (varargs): Handle mips16.
1987 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
1989 * stmt.c (expand_end_case): Likewise.
1990 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
1991 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
1992 * rs6000.h, sh.h, tahoe.h, v850.h vax.h z8k.h: Likewise.
1994 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1996 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
1997 the build directory.
1998 (libobjc.a): Update dependency list.
1999 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
2001 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
2002 (objc.mostlyclean): Remove runtime-info.h.
2004 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
2006 * tree.c (build_range_type): Allow creation of ranges with no maximum.
2007 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
2008 * dwarf2out.c (add_subscript_info): Likewise.
2009 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
2010 * sdbout.c (plain_type_1): Likewise.
2011 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
2013 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
2016 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2018 * mips.c (fatal): Remove declaration.
2020 1997-12-18 Mark Mitchell <mmitchell@usa.net>
2022 * integrate.c (get_label_from_map): New function.
2023 (expand_inline_function): Use it. Initialize the label_map to
2024 NULL_RTX instead of gen_label_rtx.
2025 (copy_rtx_and_substitute): Use get_label_from_map.
2026 * integrate.h (get_label_from_map): New function.
2027 (set_label_from_map): New macro.
2028 * unroll.c (unroll_loop): Use them.
2029 (copy_loop_body): Ditto.
2031 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
2033 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
2034 (INIT_TARGET_OPTABS): Define.
2035 * mips/ecoff.h: Include gofast.h before mips.h.
2036 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
2037 * mips/elf64.h: Likewise.
2038 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
2040 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
2042 * except.c: Remove register_exception_table{,_p}.
2044 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
2046 * unroll.c (calculate_giv_inc): Handle constant increment found in
2047 a MEM with an appropriate REG_EQUAL note.
2049 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
2051 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
2052 frame pointer in the prologue.
2054 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
2056 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
2057 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
2059 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
2061 * config/m68k/m68k.c (output_function_prologue): Typecast
2062 dwarf2out_cfi_label to (char *).
2063 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
2065 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
2067 * sparc.md (jump): Don't use the annul bit around an empty loop.
2068 Patch from Kevin.Kelly@East.Sun.COM.
2070 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
2072 * jump.c: (jump_optimize): Don't use the return register as a
2073 source1 of a conditional move.
2075 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
2077 * sparc.c (DF_MODES): Or the mask not the bit number.
2078 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
2080 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
2082 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
2084 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
2086 * fixincludes (size_t): Add support for Motorola's stdlib.h
2087 which fails to provide a definition for size_t.
2088 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
2089 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
2090 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
2092 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
2093 prevent unresolved externals in libio.
2094 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
2096 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
2098 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
2099 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
2100 (LIB_SPEC): Updated for glibc 2.
2102 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
2104 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
2105 * ginclude/varargs.h: Likewise.
2107 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
2109 * version.c: Bump for snapshot.
2111 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
2113 * frame.h (__register_frame, __register_frame_table,
2114 __deregister_frame): New.
2115 * frame.c (__register_frame, __register_frame_table,
2116 __deregister_frame): New.
2117 * frame.c (__deregister_frame_info): Return void *.
2118 * frame.h (__deregister_frame_info): Ditto.
2119 * collect2.c (__deregister_frame_info): Ditto.
2121 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
2123 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
2125 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
2127 * alpha.c (alpha_cpu_name): New variable.
2128 (alpha_mlat_string): Likewise.
2129 (alpha_memory_latency): Likewise.
2130 (override_options): Handle -mmemory-latency.
2131 (alpha_adjust_cost): Adjust load cost for latency.
2132 * alpha.h (TARGET_OPTIONS): Add meory-latency.
2133 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
2134 TARGET_CIX into account.
2135 (MEMORY_MOVE_COST): Define in terms of memory_latency.
2136 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
2138 * alpha.h (ASM_COMMENT_START): New macro.
2140 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
2142 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
2143 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
2145 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
2146 SUBREG_REG if the word count is unchanged.
2147 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
2148 subregs of identical word size for push_reload.
2150 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
2152 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
2153 if all we're doing is dealing with -Wreturn-type.
2155 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
2157 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
2158 Use and 255 instead of zapnot 1, since it schedules better.
2160 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
2162 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
2165 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
2167 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
2168 dependency we delete. Properly update prev for multiple consecutive
2170 (priority): Skip deleted dependence.
2172 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
2174 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
2176 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
2178 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
2179 determining when a new basic block starts.
2181 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
2183 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
2184 * pa.md (iorsi3): Add missing args to *_operand calls.
2186 * except.c (call_get_eh_context): Don't mess with sequences.
2187 (emit_eh_context): Include the call in the sequence here.
2189 1997-12-11 Paul Eggert <eggert@twinsun.com>
2191 * collect2.c (write_c_file_glob): Allocate initial frame object
2192 in static storage and pass its address.
2194 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
2196 * except.c (call_get_eh_context): Don't take a parm.
2197 Put the call at the top of the function.
2198 (emit_eh_context): Adjust.
2199 (get_eh_context): Replace with former use_eh_context.
2200 (get_eh_context_once, get_saved_pc_ref): Remove.
2201 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
2203 * integrate.c (expand_inline_function): Adjust.
2204 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
2206 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
2208 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
2209 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
2211 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
2213 * fixincludes (strlen,strspn,strcspn return value): Handle different
2215 (hypot): Provide a fake for hypot which is broken on
2216 m88k-motorola-sysv3.
2218 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
2220 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
2221 tree_code_name from pointers to arrays.
2222 * tree.c: Remove standard_tree_code_* variables, no longer used.
2223 * print-tree.c: Remove declaration of tree_code_name.
2225 * cp/lex.c (init_lex): Update for tree_code_* changes.
2226 * objc/objc-act.c (init_objc): Likewise.
2228 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
2231 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
2233 * config.sub: Add support for BeOS target.
2234 * configure.in: Likewise.
2235 * ginclude/stdarg.h: Likewise.
2236 * ginclude/stddef.h: Likewise.
2237 * ginclude/varargs.h: Likewise.
2238 * rs6000/beos.h: New file for BeOS.
2239 * rs6000/t-beos: Likewise.
2240 * rs6000/x-beos: Likewise.
2241 * rs6000/xm-beos.h: Likewise.
2242 * toplev.c (get_run_time): Just return 0 on BeOS.
2244 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
2245 Toon Moene (toon@moene.indiv.nluug.nl)
2247 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
2248 old and broken Sun3 assemblers. Newer versions handle large
2249 offsets correctly as does the GNU assembler.
2251 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
2253 * objc/objc-act.c (lang_report_error_function): Disable.
2254 * objc/objc-parse.y: Include "output.h".
2255 (yyerror): Remove redundant decl.
2256 (yyprint): Fix prototype.
2257 (apply_args_register_offset): Remove redundant decl.
2258 (get_file_function_name): Likewise.
2260 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
2262 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
2264 (find_basic_blocks_1): Likewise.
2266 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
2268 * except.c (use_eh_context): Don't copy_rtx a REG.
2269 (emit_throw): Lose old unwinder support.
2270 (expand_internal_throw): Likewise.
2271 * libgcc2.c (struct eh_context): Likewise.
2272 (new_eh_context): Likewise.
2273 (__get_eh_info): Lose redundant cast.
2274 (__get_dynamic_handler_chain): Likewise.
2275 (__get_saved_pc): Lose.
2276 Lose all old unwinder support code.
2278 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
2280 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
2282 * integrate.c (expand_inline_function): If the inline fn uses eh
2283 context, make sure that the current fn has one.
2284 * toplev.c (rest_of_compilation): Call emit_eh_context.
2285 * except.c (use_eh_context): New fn.
2286 (get_eh_context_once): New fn.
2287 (call_get_eh_context): New fn.
2288 (emit_eh_context): New fn.
2289 (get_eh_context): Call either get_eh_context_once or
2290 call_get_eh_context, depending on what we have.
2291 (get_dynamic_handler_chain): Call get_eh_context_once.
2292 * except.h: Prototypes for fns above.
2293 * optabs.c (get_eh_context_libfunc): Removed.
2294 (init_optabs): Don't initialize it.
2295 * expr.h (get_eh_context_libfunc): Removed.
2296 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
2297 * config/pa/pa.h (CPP_SPEC): Support for -threads.
2298 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
2299 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
2300 New multilib for -threads.
2301 * config/sparc/t-sol2: Added multilibs for -threads and
2302 made -pthreads alias to it.
2303 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
2304 Added -threads and -pthreads options.
2305 * libgcc-thr.h: New file.
2306 * libgcc2.c: (__get_cpp_eh_context): Removed.
2307 (struct cpp_eh_context): Removed.
2308 (struct eh_context): Replaced cpp_eh_context with generic language
2310 (__get_eh_info): New function.
2311 (__throw): Check eh_context::info.
2313 * libgcc2.c: Include libgcc-thr.h.
2314 (new_eh_context, __get_eh_context,
2315 eh_pthread_initialize, eh_context_initialize, eh_context_static,
2316 eh_context_specific, eh_context_free): New functions.
2317 (get_eh_context, eh_context_key): New variables.
2318 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
2319 get_eh_context to get the context.
2320 (longjmp): Move the declaration inside
2321 #ifdef DONT_USE_BUILTIN_SETJMP.
2322 * frame.c: Include libgcc-thr.h.
2323 (object_mutex): Mutex to protect the object list.
2324 (find_fde, __register_frame, __register_frame_table,
2325 __deregister_frame): Hold the lock while accessing objects.
2326 * except.h (get_eh_context): Declare.
2327 * except.c (current_function_ehc): Define.
2328 (current_function_dhc, current_function_dcc): Removed.
2329 (get_eh_context): New function.
2330 (get_dynamic_handler_chain): Use get_eh_context.
2331 (get_saved_pc_ref): Ditto.
2332 (get_dynamic_cleanup_chain): Removed references to
2333 current_function_dcc.
2334 (save_eh_status, restore_eh_status): Save and restore
2335 current_function_ehc instead.
2336 * optabs.c (get_eh_context_libfunc): New variable.
2337 (init_optabs): Initialize it.
2338 * expr.h: Declare get_eh_context_libfunc.
2339 * function.h (struct function): Replaced dhc and dcc with ehc.
2340 * except.c (get_saved_pc_ref): New functions.
2341 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
2342 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
2344 (end_eh_unwinder): Likewise.
2345 (init_eh): Remove initialization of eh_saved_pc.
2346 * optabs.c (get_saved_pc_libfunc): New variable.
2347 (init_optabs): Initialize it.
2348 * expr.h: Declare get_saved_pc_libfunc.
2349 * except.h (eh_saved_pc_rtx): Deleted.
2350 (get_saved_pc_ref): Declared.
2352 From Scott Snyder <snyder@d0sgif.fnal.gov>:
2353 * libgcc2.c (__get_saved_pc): New.
2354 (__eh_type, __eh_pc): Deleted.
2355 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
2356 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
2359 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
2361 * sparc/sol2.h: Use 64 bit multiply and divide functions in
2362 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
2365 * rtl.h (global_rtl): New variable, replacing separate variables for
2367 (const_int_rtx): Now array of rtx_def, not rtx.
2368 * emit-rtl.c: Update for new rtl data structures.
2369 * genattrtab.c: Define global_rtl.
2371 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
2373 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
2376 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
2378 * crtstuff.c (__do_global_ctors): Fix typo.
2380 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
2382 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
2383 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
2385 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
2387 * rs6000.h (FUNCTION_ARG_PADDING): Define.
2388 * rs6000.c (function_arg_padding): New function.
2390 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
2392 * m68k.c: Include tree.h only once.
2394 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2396 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
2398 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
2400 * Partially cleaned up prototyping code from HJ.
2401 * tree.h: Add many prototypes.
2402 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
2403 All references changed.
2404 * rtl.h: Protect from multiple inclusions. Add many prototypes.
2406 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
2408 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
2409 string functions like strlen.
2411 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
2413 * configure.in: Check for functions getrlimit and setrlimit.
2414 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
2415 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
2417 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
2419 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
2421 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
2423 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
2426 * alpha.c (override_options): Don't know about scheduling for EV6.
2427 * alpha.md (ev5 function units): Don't overload as ev6.
2429 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
2430 * alpha.md (define_attr type): Add mvi.
2431 (ev5_e0): Define sceduling parameters for it.
2432 (TARGET_MAX insns): Type is mvi not shift.
2434 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
2436 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
2438 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2440 * cstamp-h, auto-config.h: Delete.
2442 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
2444 * version.c: Bump for snapshot.
2446 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
2448 * cccp.c: Fix typo brought over in merge.
2450 * Merge in changes from gcc-2.8.
2452 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
2454 * m68k.c: Include tree.h for dwarf2out_cfi_label.
2456 * gcc.c (process_command): Do not take address of function fatal when
2457 calling lang_specific_driver.
2459 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
2461 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
2462 doesn't work with it yet, so set it to 0.
2463 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
2465 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
2467 * cse.c (cse_insn): Check for invalid entries when taking references.
2469 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2471 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
2472 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
2473 * toplev.c (rest_of_compilation): Pass it. Remove code to
2474 save / clear / restore flag_unroll_{,all_}loops.
2476 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2478 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
2480 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
2482 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
2484 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
2486 * except.c (get_dynamic_handler_chain): Only make the call once per
2489 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
2491 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2493 * sh.c (final_prescan_insn): Use local label prefix
2494 when emitting .uses pseudo-ops.
2496 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
2498 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
2499 * except.c: Lose outer_context_label_stack.
2500 (expand_eh_region_end): Rethrow from outer_context here.
2501 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
2502 (expand_internal_throw): Take no args.
2503 (expand_internal_throw_indirect): Lose.
2504 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
2505 (expand_start_all_catch): Start a rethrow region.
2506 (expand_end_all_catch): End it.
2507 (expand_rethrow): New fn.
2508 * except.h: Reflect above changes.
2509 * flow.c: Revert change of Nov 27.
2511 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
2513 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
2515 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
2517 * except.c (expand_fixup_region_end): New fn.
2518 (expand_fixup_region_start): Likewise.
2519 (expand_eh_region_start_tree): Store cleanup into finalization here.
2520 * stmt.c (expand_cleanups): Use them to protect fixups.
2522 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
2524 * mips/mips.md (muldi3_r4000): Broaden the output template
2525 and attribute assignments to handle three operand dmult;
2526 rename to muldi3_internal2.
2527 (muldi3): Call the new muldi3_internal2 for R4000, and
2528 any GENERATE_MULT3 chip.
2530 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
2532 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
2534 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
2536 * unroll.c (find_splittable_givs): Remove last change. Handle givs
2537 with a dest_reg that was created by loop.
2539 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
2541 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
2543 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
2545 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
2547 * configure.in: Fix NCR entries.
2549 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
2551 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
2552 nested exceptions correctly.
2554 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
2555 that was created by loop.
2557 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
2559 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
2561 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
2563 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
2565 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
2566 (print_operand): Use SMALL_DATA_REG for the register involved in
2567 small data relocations.
2568 (print_operand_address): Ditto.
2570 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
2571 -dynamic linker is not used.
2573 * rs6000.md (call insns): For local calls, use @local suffix under
2574 System V. Don't use @plt under Solaris.
2576 * rs6000.c (output_function_profiler): Put label address in r0, and
2577 store LR in 4(sp) for System V/eabi.
2579 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
2580 byte boundary, and maintain stack backchain.
2582 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
2584 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
2585 fix_truncsfdi2): Change *.
2587 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
2589 * toplev.c (main): Complain about -gdwarfn.
2591 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
2593 * dwarfout.c (output_type): If finalizing, write out nested types
2594 of types we've already written.
2596 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
2598 (patches originally from Geoffrey Keating)
2599 * rs6000.c (function_arg): Excess floating point arguments don't
2600 go into GPR registers after exhausting FP registers under the
2602 (function_arg_partial_nregs): Ditto.
2604 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
2607 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
2609 * integrate.c (output_inline_function): Just unset DECL_INLINE.
2611 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
2613 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
2616 * libgcc2.c (__throw): Initialize HANDLER.
2618 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
2620 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
2621 fix_truncsfdi2): Change *X to ?*X.
2623 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
2625 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
2627 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
2629 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
2631 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
2633 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
2635 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
2637 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
2638 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
2641 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
2643 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
2644 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
2645 gas and not using the new HP assembler.
2647 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
2649 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
2650 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
2652 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2654 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
2655 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
2658 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
2660 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
2662 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
2664 * except.h: Add outer_context_label_stack.
2665 * except.c: Likewise.
2666 (expand_start_all_catch): Push the outer_context for the try block
2667 onto outer_context_label_stack.
2668 (expand_end_all_catch): Use it and pop it.
2670 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
2672 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
2674 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
2676 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
2678 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
2680 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
2681 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
2683 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
2685 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
2686 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
2687 __builtin_delete, and __builtin_vec_delete.
2689 * except.c (output_exception_table): Don't bother with
2692 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
2694 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
2695 is an in/out operand.
2696 (zero extended variants of stwm/stwm patterns): Similarly.
2698 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
2700 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
2702 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
2704 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
2705 (output_call_frame_info): Emit a \n after using it.
2707 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
2709 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
2711 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
2713 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
2714 (ASM_OUTPUT_DWARF_VALUE4): New macro.
2715 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
2717 (output_call_frame_info): Do not output forward label differences
2718 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
2719 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
2721 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2723 * sh.md (attribute "type"): Add nil.
2724 (movsi_ie): y/y alternative is type nil.
2725 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
2727 (movsf_ie+1): Delete.
2729 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
2731 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
2732 large_int, emit two insns instead of one splitable insn.
2733 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
2734 from cfa_temp_value, use cfa_offset. Add assert checking that
2737 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
2739 * cccp.c (deps_output): Properly quote file names for make.
2741 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
2743 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
2745 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
2747 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
2749 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
2751 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
2753 (cse_end_of_basic_block): Similarly.
2755 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
2757 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2758 (SELECT_RTX_SECTION): Define.
2759 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
2761 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
2763 * Makefile.in (compare, compare-lean): Define $stage for each
2765 (gnucompare, gnucompare-lean): Likewise.
2767 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
2769 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
2771 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
2772 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
2774 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
2776 * dwarfout.c (byte_size_attribute): Add local var upper_bound
2777 and add case to handle STRING_TYPE.
2778 * dwarfout.c (output_string_type_die): Fix code to generate
2779 correct string length attribute for fixed length strings.
2780 Still needs support for varying length strings.
2782 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
2784 * toplev.c (get_run_time): Do something sensible for cygwin32.
2786 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
2788 * expr.c (expand_builtin_setjmp): Set
2789 current_function_has_nonlocal_label.
2790 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
2791 call-saved registers across calls.
2793 * alpha.md (exception_receiver): Remove.
2794 (nonlocal_goto_receiver_osf): New
2795 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
2796 (nonlocal_goto_receiver): New, select _osf or _vms.
2798 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
2799 keep them from being propogated to the object file.
2800 (alpha_write_linkage): Likewise.
2801 * alpha.md (call_vms): Likewise.
2802 (call_value_vms): Likewise.
2803 (unnamed osf call insns): Likewise.
2805 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
2806 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2808 * alpha.c (call_operand): Any reg is valid for WinNT.
2809 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
2810 (anon nt calls): Add 'R' alternative.
2811 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
2812 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
2814 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
2816 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
2818 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
2819 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
2820 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
2822 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
2824 * reload1.c (new_spill_reg): Improve fixed or forbidden register
2825 spill error message.
2827 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2829 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
2830 use varargs.h. Wrap header with <>, not "".
2832 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
2834 * integrate.c (save_for_inline_copying): Add return value from
2837 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
2839 * fixincludes: Be a little more restrictive on what we will
2840 substitute to replace definitions of MAXINT for HPUX.
2842 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
2844 * dbxout.c (dbxout_symbol_location): Don't assume that variables
2845 whose address is the stack or argument pointers are indirect
2848 1997-11-13 Paul Eggert <eggert@twinsun.com>
2850 * cccp.c, cpplib.c (compare_defs):
2851 Don't complain about arg name respellings unless pedantic.
2852 * cpplib.c (compare_defs): Accept pfile as new arg.
2853 All callers changed.
2855 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2857 * fold-const.c (fold_truthop): Fix bug in last change.
2859 1997-11-13 Paul Eggert <eggert@twinsun.com>
2861 Fix some confusion with IEEE minus zero.
2863 * real.h (REAL_VALUES_IDENTICAL): New macro.
2865 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
2866 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
2868 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
2869 same tree structure as 0.0.
2871 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
2872 macro instead of doing it by hand.
2874 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
2876 * v850/lib1funcs.asm: Minor whitespace changes.
2877 * v850.c: Fix minor formatting problems in many places.
2878 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
2880 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
2882 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
2883 xplus1 when xplus0 is not a register.
2885 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
2887 * flow.c (find_basic_blocks): During marking phase, if we encounter
2888 an insn with a REG_LABEL note, make the target block live and
2889 create an edge from the insn to the target block. Do not make
2890 edges from all blocks to the target block.
2892 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
2894 * confiugre.in: Tweak NCR entries.
2895 * configure: Rebuilt.
2897 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
2899 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
2900 pick apart floating point values, instead of using CONST_DOUBLE_LOW
2901 and CONST_DOUBLE_HIGH.
2903 * rs6000.md (define_splits for DF constants): Use the appropriate
2904 REAL_VALUE_* interface to pick apart DF floating point constants in
2905 a machine independent fashion.
2907 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2909 * fold-const.c (fold_truthop): When changing a one-bit comparison
2910 against zero into a comparison against mask, do a proper sign
2913 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
2915 * except.c: Do not include "assert.h".
2916 (save_eh_status): Turn asserts into conditional aborts.
2917 (restore_eh_status, scan_region): Likewise.
2918 * dwarfout.c: Do not include "assert.h".
2919 (bit_offset_attribute): Turn asserts into conditional aborts.
2920 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
2921 (output_inlined_structure_type_die): Likewise.
2922 (output_inlined_union_type_die): Likewise
2923 (output_tagged_type_instantiation): Likewise.
2924 (dwarfout_file_scope_decl): Likewise.
2925 * dwarf2out.c: Do not include "assert.h"
2926 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
2927 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
2928 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
2929 (add_bit_size_attribute, scope_die_for): Likewise.
2930 (output_pending_types_for_scope): Likewise.
2931 (get_inlined_enumeration_type_die): Likewise.
2932 (get_inlined_structure_type_die): Likewise.
2933 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
2934 (gen_tagged_type_instantiation_die): Likewise.
2936 * flow.c (find_basic_blocks): Refine further to get a more correct
2937 cfg, especially in the presense of exception handling, computed
2938 gotos, and other non-trivial cases. Call abort if an inaccuracy
2939 is detected in the cfg.
2941 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2943 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
2945 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
2946 (skip_white_space): Use whitespace_cr.
2947 (check_newline): Handle whitespace more consistently.
2949 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
2951 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
2952 * i386/xm-cygwin32.h (POSIX): Define.
2954 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
2956 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
2957 is available elsewhere.
2959 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
2961 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
2962 what the instruction can handle.
2964 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
2966 * stmt.c (expand_decl_cleanup_no_eh): New fn.
2968 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
2970 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
2972 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
2973 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
2975 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
2977 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
2978 swap instruction order.
2980 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
2982 * fixinc.svr4 (__STDC__): Add another case.
2984 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2986 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
2987 addresses in the epilogue delay slot.
2989 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
2991 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
2992 in generated `specs' file.
2994 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
2996 * flags.h (flag_rerun_loop_opt): Declare.
2997 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
2998 * toplev.c (flag_rerum_loop_opt): Delete static.
3000 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3002 Bring over from FSF:
3004 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3006 * va-sh.h (__va_arg_sh1): Define.
3008 SH3E doesn't use any integer registers for subsequent arguments
3009 once a non-float value was passed in the stack.
3010 * sh.c (machine_dependent_reorg): If optimizing, put explicit
3011 alignment in front label for ADDR_DIFF_VEC.
3012 * sh.h (PASS_IN_REG_P): Fix SH3E case.
3013 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
3015 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3017 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
3020 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3022 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
3023 put an use_sfunc_addr before each sfunc.
3024 * sh.md (use_sfunc_addr, dummy_jump): New insns.
3025 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
3027 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3029 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
3031 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
3033 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
3036 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
3038 * alias.c (find_base_value): Only return the known base value for
3041 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
3043 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
3044 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
3046 (prologue_get_pc_and_set_got): New pattern.
3048 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
3050 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
3051 for SUBREG, just fall through.
3053 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
3055 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
3057 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
3059 * fixincludes: Fix "hypot" prototype in NeXT math.h.
3061 * Makefile.in (USE_ALLOCA): Always include alloca.o.
3062 (USE_HOST_ALLOCA): Likewise.
3064 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
3065 and LABEL_REFS fields.
3066 * rtl.h (LABEL_REFS): Update.
3068 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
3070 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
3071 sets i2dest. When calling distribute_notes for i3dest_killed, pass
3072 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
3075 * mips.md (insv, extzv, extv): Add change_address call.
3076 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
3078 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
3080 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
3082 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
3083 save_restore_insns if no FP and GP will be restored.
3085 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
3086 Convert CCmode to word_mode before calling GET_MODE_SIZE.
3088 * acconfig.h (HAVE_INTTYPES_H): Undef.
3089 * configure.in (inttypes.h): Check for conflicts between sys/types.h
3090 and inttypes.h, and verify that intmax_t is defined.
3091 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
3092 * config/mips/x-iris3: Likewise.
3094 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
3096 * alias.c (find_base_value): When copying arguments, return the
3097 tenative value for a hard register.
3099 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
3101 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
3102 (yylex): Record wide strings using target endianness, not host.
3104 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
3106 * mn10200.h (ASM_OUTPUT_BSS): Delete.
3107 (ASM_OUTPUT_ALIGNED_BSS): New macro
3108 * mn10300.h (ASM_OUTPUT_BSS): Delete.
3109 (ASM_OUTPUT_ALIGNED_BSS): New macro.
3110 * v850.h (ASM_OUTPUT_BSS): Delete.
3111 (ASM_OUTPUT_ALIGNED_BSS): New macro.
3113 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3115 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
3117 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
3119 * configure.in (sco5): Use cpio to install header files.
3121 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
3123 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
3125 * configure: Rebuild.
3127 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
3129 * i386/sco5.h: enable -gstabs once again.
3131 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
3133 * arm.c (output_move_double): Allocate 3 entries in otherops array.
3135 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
3137 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
3138 notes for sjlj exceptions too.
3139 (expand_eh_region_end): Similarly for EH_REGION_END notes.
3140 (exception_optimize): Optimize EH regions for sjlj exceptions too.
3141 * final.c (final_scan_insn): Don't output labels for EH REGION
3142 notes if doing sjlj exceptions.
3144 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
3146 * alias.c (init_alias_analysis): Handle -fno-alias-check when
3147 optimizing correctly.
3149 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
3150 or set current_function_calls_setjmp anymore.
3152 * flow.c (find_basic_blocks): If we delete the label for an
3153 exception handler, remove it from the EH label list and remove
3154 the EH_BEGIN/EH_END notes for that EH region.
3156 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
3158 * flow.c (find_basic_blocks): Generate correct flow control
3159 information when exception handling notes are present.
3161 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
3163 * dwarf2out.c (output_call_frame_info): Fix length argument
3164 to ASM_OUTPUT_ASCII.
3165 (output_die, output_pubnames, output_line_info): Likewise.
3167 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
3169 * version.c: Bump for snapshot.
3171 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
3172 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
3173 flag_debug_asm is on.
3174 (output_die, output_pubnames, output_line_info): Likewise.
3176 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
3177 and static_chain_rtx into the potential base values array if
3180 * alias.c (new_reg_base_value): New array of potential base values.
3181 (unique_id): Now file scoped static.
3182 (find_base_value, case REG): Return the value in reg_base_value
3183 array for the REG if it exists. Else, return the value from
3184 new_reg_base_value if copying args and REG is a hard register.
3185 (find_base_value, case PLUS): If either operand of the PLUS is
3186 a REG, try to get its base value. Handle base + index and
3188 (record_set): Use new_reg_base_value instead of reg_base_value.
3189 (init_alias_analysis): Allocate space for new_reg_base_value too.
3190 Rework code to iterate over the insns propagating base value
3191 information until nothing changes.
3193 * global.c (global_alloc): Free the conflict matrix after
3194 reload has finished.
3196 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
3198 * libgcc2.c (L_eh): Define __eh_pc.
3199 Replace __eh_type with generic pointer __eh_info.
3201 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
3203 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
3204 use copy_to_reg if address is not a general_operand.
3206 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3208 * profile.c (output_func_start_profiler): Clear flag_inline_functions
3209 for the duration of the call to rest_of_compilation.
3211 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
3213 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
3215 (sparc*-*-*): Recognize --with-cpu=v9.
3216 * sparc/elf.h: New file.
3217 * sparc/t-elf: New file.
3219 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
3221 * mn10300.c (const_8bit_operand): New function.
3222 (mask_ok_for_mem_btst): New funtion.
3223 * mn10300.md (btst patterns with mem operands): Use new functions
3224 to avoid creating btst instructions with invalid operands.
3226 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
3228 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
3229 are running on PowerPC Linux.
3231 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
3233 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
3234 if not previously defined.
3236 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
3238 * function.c (assign_parms): Correct mode of stack_parm if
3239 entry_parm underwent a mode conversion.
3241 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
3243 * global.c (global_alloc): Use xmalloc instead of alloca for
3244 CONFLICTS, since max_allocno * allocno_row_words alone can be more
3245 than 2.5Mb sometimes.
3247 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
3249 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
3250 DEST for the spill, adjust mode of SRC to compensate.
3252 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
3254 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
3255 since any_memory_operand() allows pseudos during reload.
3256 (reload_inhi, reload_outqi, reload_outhi): Likewise.
3258 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
3260 * m68k.md (btst patterns): Add 5200 support.
3262 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
3264 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
3265 optimizations, look inside dividend to determine if the expression
3266 can be simplified by using EXACT_DIV_EXPR.
3268 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
3271 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
3273 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
3275 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
3277 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
3279 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
3282 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
3284 * alpha.md (movqi, movhi): Make sure new insns created during reload
3285 won't need reloading themselves.
3286 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
3288 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
3290 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
3292 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
3294 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
3295 Patch from Klaus Kaempf <kkaempf@progis.de>.
3297 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
3299 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
3300 to an element in a constant string.
3302 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
3304 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
3305 bit PC-relative offset. The exception range table pointer is now in
3307 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
3308 (count_fdes, add_fdes, get_cie): Adjust.
3309 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
3312 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
3314 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
3316 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
3317 like stack_pointer_rtx.
3319 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
3321 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
3322 targets using "$@" to provide support for similar but not identical
3323 targets without having to duplicate code.
3324 (bootstrap4): New goal.
3326 * Makefile.in (compare, compare-lean, compare3): Combined to one
3327 ruleset determining actions to be performed via $@.
3328 (compare4, compare4-lean): New targets.
3329 (gnucompare, gnucompare3): Combined to one ruleset determining
3330 actions to be performed via $@. Also, note which files failed
3331 the comparison test in .bad_compare.
3332 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
3334 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
3336 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
3337 if the dividend is a multiple of the divisor.
3339 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
3341 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
3343 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
3346 * alias.c (true_dependence): Fix typo.
3348 * toplev.c (flag_rerun_loop_opt): New variable.
3349 (f_options): Handle -frerun-loop-opt.
3350 (rest_of_compilation): If -frerun-loop-opt, then run the loop
3352 (main): Enable -frerun-loop-opt by default for -O2 or greater.
3354 * loop.c (simplify_giv_expr): Adding two invariants results
3357 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
3359 * expr.c (get_inner_reference): Remove the array bias after
3360 converting the index to Pmode.
3362 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
3364 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
3365 (TARGET_MULT_BUG): Define.
3366 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
3367 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
3369 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
3371 * mn10200.c (indirect_memory_operand): Delete unused function.
3372 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
3373 * mn10200.md (bset, bclr insns): Handle output in a reg too.
3375 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
3377 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
3378 the callee's ldgp, we must do it ourselves, and we use the jsr tag
3379 for more than scheduling.
3381 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
3383 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
3385 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
3387 * mn10300.c (symbolic_operand, legitimize_address): New functions.
3388 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
3389 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
3391 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
3393 * version.c: Bump for snapshot.
3395 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3397 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
3400 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
3402 * toplev.c (flag_exceptions): Default value is 2.
3403 (compile_file): If flag_exceptions still has the value 2, then
3406 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
3407 (rs6000_save_machine_status): Save pic_offset_table_rtx.
3408 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
3410 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
3413 * rs6000.md (*movsi_got_internal_mem): New pattern.
3414 (*movsi_got_internal_mem splitter): New define_split.
3416 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
3418 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
3420 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
3422 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
3423 only need to save LR.
3425 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
3427 * mn10300.md (movqi, movhi): Avoid using address registers as
3428 destinations unless absolutely necessary.
3430 * mn10200.c (expand_prologue): Fix typo.
3432 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
3434 * mn10200.md (neghi2): Provide an alternative which works if
3435 the input and output register are the same.
3437 * mn10300.c (print_operand): Handle 'S'.
3438 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
3439 shift amount in last alternative
3441 * mn10300.c (expand_epilogue): Rework to handle register restores
3442 in "ret" and "retf" instructions correctly.
3444 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
3446 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
3447 extzv for memory operands.
3449 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
3450 redundant conditional moves to single operand.
3452 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
3454 * v850.h: Move define of __v850__ from CPP_PREDEFINES
3457 * xm-v850.h: Use __v850 rather than __v850__ to
3460 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
3462 * mips/mips.c (compute_frame_size): Not a leaf function if
3465 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
3467 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
3469 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
3471 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
3472 (DEFAULT_ARCH32_P): New macro.
3473 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
3474 (enum cmodel): Declare.
3475 (sparc_cmodel_string,sparc_cmodel): Declare.
3476 (SPARC_DEFAULT_CMODEL): Provide default.
3477 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
3478 (TARGET_FULLANY): Deleted.
3479 (TARGET_CM_MEDMID): New macro.
3480 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
3481 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
3482 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
3483 (CPP_SPEC): Rewrite.
3484 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
3485 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
3486 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
3487 (ASM_SPEC): Add %(asm_arch).
3488 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
3489 Rename asm_default to asm_cpu_default.
3490 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
3491 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
3492 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
3493 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
3494 (MASK_INT64,MASK_LONG64): Delete.
3495 (MASK_ARCH64): Renamed to MASK_64BIT.
3496 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
3497 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
3498 (TARGET_SWITCHES): Always provide 64 bit options.
3499 (ARCH64_SWITCHES): Delete.
3500 (TARGET_OPTIONS): New option -mcmodel=.
3501 (INT_TYPE_SIZE): Always 32.
3502 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
3503 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
3504 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
3505 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
3506 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
3508 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
3509 * sparc/linux.h: Likewise.
3510 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
3511 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
3512 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
3513 (SPARC_DEFAULT_CMODEL): Define.
3514 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
3515 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
3516 (LONG_DOUBLE_TYPE_SIZE): Define.
3517 (ASM_SPEC): Add %(asm_arch).
3518 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
3519 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
3520 (TARGET_CPU_DEFAULT): Add ultrasparc case.
3521 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
3522 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
3523 (SPARC_DEFAULT_CMODEL): Define.
3524 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
3525 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
3526 MASK_LONG64, MASK_MEDANY.
3527 (SPARC_DEFAULT_CMODEL): Define.
3528 (CPP_PREDEFINES): Delete.
3529 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
3530 (ASM_SPEC): Add %(asm_arch).
3531 (LONG_DOUBLE_TYPE_SIZE): Define.
3532 (DWARF2_DEBUGGING_INFO): Define.
3533 * sparc/splet.h (CPP_SPEC): Delete.
3534 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
3535 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
3536 (BLOCK_PROFILER): Likewise.
3537 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
3538 (sparc_override_options): Handle code model selection.
3539 (sparc_init_expanders): Renamed from sparc64_init_expanders.
3540 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
3541 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
3542 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
3543 (sethi_di_fullany): Delete.
3545 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
3546 Jeff Law <law@cygnus.com>
3547 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3549 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
3550 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
3551 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
3552 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
3553 * alpha/alpha.md (arg_home): Likewise.
3555 * alpha/alpha.c (vmskrunch): Delete
3556 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
3557 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
3558 truncate to 64 characters.
3560 * make-l2.com: Support openVMS/Alpha.
3562 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
3564 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3566 * longlong.h (count_leading_zeros): Add missing casts to USItype.
3568 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
3570 * i386/bsd386.h (ASM_COMMENT_START): Define.
3572 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
3574 * tree.c (restore_tree_status): Also free up temporary storage
3575 when we finish a toplevel function.
3576 (dump_tree_statistics): Print stats for backend obstacks.
3578 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
3580 * expr.c (use_group_regs): Don't call use_reg for MEMs.
3582 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
3584 * libgcc2.c (__throw): Don't copy the return address.
3585 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
3587 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
3588 * toplev.c (main): Initialize exceptions_via_longjmp.
3590 * tree.c: Add extra_inline_obstacks.
3591 (save_tree_status): Use it.
3592 (restore_tree_status): If this is a toplevel inline obstack and we
3593 didn't want to save anything on it, recycle it.
3594 (print_inline_obstack_statistics): New fn.
3595 * function.c (pop_function_context_from): Pass context to
3596 restore_tree_status.
3597 * obstack.h (obstack_empty_p): New macro.
3599 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
3601 * i386/freebsd.h (ASM_COMMENT_START): Fix.
3603 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
3605 * v850.c (ep_memory_offset): New function.
3606 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
3608 * v850.h (CONST_OK_FOR_*): Add and correct comments.
3609 (CONSTANT_ADDRESS_P): Add comment.
3610 (EXTRA_CONSTRAINT): Define 'U'.
3611 * v850.md: Add comments on bit field instructions.
3612 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
3613 (lshrsi3): Use N not J constraint.
3615 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
3617 * v850.c (reg_or_0_operand): Call register_operand.
3618 (reg_or_int5_operand): Likewise.
3619 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
3620 (TARGET_SWITCHES): Add "big-switch".
3621 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
3622 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
3623 (CASE_DROPS_THROUGH): Comment out.
3624 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
3625 * v850.md (cmpsi): Delete compare mode.
3626 (casesi): New pattern.
3628 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
3629 * v850.md (ashlsi3): Use SImode not QImode for shift count.
3630 (lshrsi3): Likewise.
3632 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
3633 unreachable switch statement after 'b' support. Remove "b" from
3634 strings for 'b' support.
3635 * v850.md (branch_normal, branch_invert): Change %b to b%b.
3637 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
3639 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
3640 empty line if @inhibit_libc@ is empty.
3642 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
3644 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
3645 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
3646 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
3647 (DWARF2_UNWIND_INFO): Let this track object file format.
3648 (EXTRA_SECTIONS): Add in_eh.
3649 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
3650 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
3652 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
3654 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
3655 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
3657 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
3658 (output_double_int): Output DI mode values correctly when
3659 HOST_BITS_PER_WIDE_INT is 64.
3660 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
3661 fmovd so it works if a quad float ends up in one of the upper 32
3663 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
3664 necessary for PIC support on sparc64.
3666 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
3668 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
3669 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
3670 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
3671 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
3672 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
3673 (SPARC_FP_ARG_FIRST): New macro.
3674 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
3675 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
3676 (NPARM_REGS): There are 32 fp argument registers now.
3677 (FUNCTION_ARG_REGNO_P): Likewise.
3678 (FIRST_PARM_OFFSET): Update to new v9 abi.
3679 (REG_PARM_STACK_SPACE): Define for arch64.
3680 (enum sparc_arg_class): Delete.
3681 (sparc_arg_count,sparc_n_named_args): Delete.
3682 (struct sparc_args): Redefine and use for arch32 as well as arch64.
3683 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
3684 (FUNCTION_ARG_ADVANCE): Rewrite.
3685 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
3686 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
3687 (FUNCTION_ARG_CALLEE_COPIES): Delete.
3688 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
3689 (STRICT_ARGUMENT_NAMING): Define.
3690 (doublemove_string): Declare.
3691 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
3692 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
3693 (doublemove_string): New function.
3694 (output_move_quad): Clean up some of the arch64 support.
3695 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
3696 Don't add 8 bytes of reserved space if arch64.
3697 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
3698 (init_cumulative_args): New function.
3699 (function_arg_slotno): New static function.
3700 (function_arg,function_arg_partial_nregs): New functions.
3701 (function_arg_{pass_by_reference,advance}): New functions.
3702 (function_arg_padding): New function.
3703 * ginclude/va-sparc.h: Rewrite v9 support.
3705 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
3707 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
3708 for hard regs to determine base and index registers.
3710 * reload.c (debug_reload_to_stream): New function. Specify stream
3711 into which to write debug info.
3712 (debug_reload): Modify to call debug_reload_to_stream with stderr.
3714 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
3716 * combine.c (can_combine_p): Don't combine with an asm whose
3717 output is a hard register.
3719 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
3721 * c-decl.c (start_struct): Ensure that structs with forward
3722 declarations are in fact packed when -fpack-struct is given.
3724 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
3725 we are packing a structure. This allows a structure with only
3726 bytes to be aligned on a byte boundary and have no padding on a
3729 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3731 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
3733 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
3735 * alpha.c (alpha_return_addr_rtx): New variable.
3736 (alpha_save_machine_status): New; save it.
3737 (alpha_restore_machine_status): New; restore it.
3738 (alpha_init_expanders): New; clear it.
3739 (alpha_return_addr): New; set it.
3740 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
3741 is overly conservative, so search the insns explicitly.
3742 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
3743 (alpha_sa_size [VMS && !VMS]): Likewise.
3744 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
3745 (INIT_EXPANDERS): New definition.
3747 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
3748 (output_prolog [!VMS]): Use them.
3750 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
3751 (alpha_does_function_need_gp): ... a new function. Refine the
3752 CALL_INSN test to just TYPE_JSR.
3753 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
3755 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
3757 * version.c: Bump for snapshot.
3759 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3761 * pa.c (move_operand): Respect -mdisable-indexing.
3762 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3764 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
3766 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
3768 (umulsidi3,umulsi3_highpart): Ditto.
3769 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
3771 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
3773 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
3774 (alpha_handle_trap_shadows): ... a new function. Handle the entire
3775 function in one go. Emit RTL for trapb, instead of printf directly.
3776 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
3777 (trap_pending): Kill global variable.
3778 (output_epilog): Don't call final_prescan_insn.
3779 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
3780 * alpha.h (FINAL_PRESCAN_INSN): Remove.
3781 (MACHINE_DEPENENT_REORG): Define.
3782 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
3785 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
3787 Tune Haifa scheduler for Alpha:
3788 * alpha.h (ISSUE_RATE): Define.
3789 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
3790 EV4 adjustments to EV5.
3791 * alpha.md: Remove all scaling from function unit delays. Rework
3792 EV5 function units to match the CPU.
3793 (umuldi3_highpart): EV5 added the IMULH insn class.
3795 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
3797 * pa.c (following_call): Fail if the CALL_INSN is an indirect
3800 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
3802 * cplus-dem.c (demangle_signature): Don't look for return types on
3803 constructors. Handle member template constructors.
3805 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
3807 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
3808 * tree.h: Declare them.
3810 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
3812 * configure.in: Handle --with-newlib.
3813 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
3815 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
3817 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
3819 * config/ptx4.h: Fix typo.
3821 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
3823 * version.c: Bump for snapshot.
3825 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
3827 * aclocal.m4: Substitute INSTALL.
3828 * configure: Re-built.
3830 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
3832 * integrate.c (save_for_inline_copying): Avoid undefined pointer
3834 (expand_inline_function): Likewise.
3836 * dwarf2out.c (output_call_frame_info): Reinstate last change
3837 using flag_debug_asm check instead of flag_verbose_asm.
3839 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
3841 * dwarf2out.c (output_call_frame_info): Remove last change.
3843 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3845 * frame.c (__frame_state_for): Execute the FDE insns until the
3846 current pc value is strictly bigger than the target pc value.
3848 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
3850 * regclass.c (init_reg_modes): If we can't find a mode for the
3851 register, use the previous one.
3853 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
3855 * haifa-sched.c (print_block_visualization): Call fprintf directly,
3856 don't sprintf through an alloca'ed buffer.
3858 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
3860 * reload.c (decompose): Always initialize val.base.
3862 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
3864 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
3865 instead of aborting.
3866 * dwarf2out.c (output_call_frame_info): Call app_enable and
3867 app_disable to let GNU as accept the generated comments.
3869 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
3871 * tree.h (get_file_function_name): Add declaration.
3872 * dwarf2out.c (output_call_frame_info): No need to cast
3873 get_file_function_name call anymore.
3874 * profile.c (toplevel): Remove get_file_function_name
3876 * c-lang.c (finish_file): Ditto.
3878 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
3880 * Makefile.in (program_transform_name): Let autoconf substitute
3883 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
3885 * haifa-sched.c (schedule_block): If the first real insn in a
3886 block has any special notes attached to it, remove them.
3888 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
3890 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
3892 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
3894 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
3896 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
3898 * Makefile.in (check-g77): New test target.
3899 (CHECK-TARGETS): Add check-g77.
3901 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
3903 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
3905 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
3907 * flow.c (print_rtl_with_bb): Cast alloca return value for
3910 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
3912 * i386.h (RETURN_ADDR_RTX): New definition that works for
3913 __builtin_return_address(0) and -fomit-frame-pointer.
3915 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
3917 Bring over from FSF.
3918 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
3920 * mips.c (function_arg): Handle passing a struct
3921 containing a double in a DFmode register without the PARALLEL.
3923 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
3925 * pexecute.c: Use spawn if __CYGWIN32__.
3927 * pexecute.c: Include "config.h" first, as per autoconf manual
3928 (from Paul Eggert <eggert@twinsun.com>).
3930 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
3932 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
3933 optimisation for f/expr.o and f/stb.o.
3935 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
3937 * cse.c (this_insn_cc0_mode): Initialize.
3939 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
3941 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
3943 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
3945 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
3947 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
3948 that pair will dual-issue on the 21164 and plus+beq won't.
3949 (bne): Likewise for cmpeq+beq.
3951 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
3953 * except.c (find_exception_handler_labels): Correct argument to free.
3955 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
3957 * except.c (find_exception_handler_labels): Free LABELS when we're
3960 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
3962 * version.c: Bump for snapshot.
3964 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
3966 * flow.c (find_basic_blocks): Mark calls as potentially jumping
3969 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
3971 * configure.in: Substitute for "install" too.
3972 * configure: Rebuilt.
3974 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
3976 * Makefile.in (bootstrap-lean, compare-lean): New targets.
3978 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
3980 * alias.c (base_alias_check): Two symbols can conflict if they
3981 are accessed via AND.
3982 (memrefs_conflict_p): Likewise.
3984 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
3985 after flushing argument registers to the stack.
3987 * Makefile.in (mostlyclean): Remove .regmove files.
3989 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
3991 * libgcc2.c (__throw): Fix thinko.
3993 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
3995 * cplus-dem.c (demangle_template): Add new parameter. Handle new
3996 template-function mangling.
3997 (consume_count_with_underscores): New function.
3998 (demangle_signature): Handle new name-mangling scheme.
4000 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
4002 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
4005 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
4007 * frame.c: Remove last change.
4008 * dwarf2.h: Remove last change.
4009 * tree.h: Add declarations of DWARF2 unwind info support
4012 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
4014 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
4015 * tree.h (built_in_function): Likewise.
4016 * expr.c (expand_builtin): Likewise.
4017 * except.h: Likewise.
4018 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
4019 * libgcc2.c (copy_reg): New fn.
4022 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
4024 * c-typeck.c (build_binary_op): Warn about comparing signed vs
4025 unsigned if -W is specified and -Wno-sign-compare is not.
4026 * c-decl.c (warn_sign_compare): Initialize to -1.
4027 (c_decode_option): -Wall no longer implies -Wsign-compare.
4029 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4031 * frame.c: Include gansidecl.h for PROTO.
4032 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
4033 defined. Don't declare dwarf2out_cfi_label here.
4034 * dwarf2.h: Add declarations of DWARF2 unwind info support
4036 * m68k.c: Include dwarf2.h.
4037 (output_function_prologue): Add dwarf2 support.
4038 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
4039 (INCOMING_FRAME_SP_OFFSET): Likewise.
4041 * integrate.c (expand_inline_function): Make sure there is at
4042 least one insn that can be used as an insertion point.
4044 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
4046 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
4048 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
4050 * version.c: Bump for snapshot.
4052 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
4054 Bring over from FSF.
4056 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
4058 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
4059 (get_pc_via_rdpc): Renamed from get_pc_sp64.
4060 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
4062 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
4064 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
4065 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
4067 (sparc_align_{loops,jumps,funcs}_string): Declare.
4068 (sparc_align_{loops,jumps,funcs}): Declare.
4069 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
4070 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
4071 (STACK_BIAS): Define.
4072 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
4074 (SPARC_SETHI_P): New macro.
4075 (CONST_OK_FOR_LETTER_P): Use it.
4076 (ASM_OUTPUT_ALIGN_CODE): Define.
4077 (ASM_OUTPUT_LOOP_ALIGN): Define.
4078 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
4079 (sparc_align_{loops,jumps,funcs}): New globals.
4080 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
4082 (move_operand): Use SPARC_SETHI_P.
4083 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
4085 (arith11_double_operand): Likewise.
4086 (arith10_double_operand): Likewise.
4087 (finalize_pic): Finish sparc64 support.
4088 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
4089 64 bit constants if able.
4090 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
4091 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
4093 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
4094 (get_pc_sp32): Use for sparc64 as well.
4095 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
4096 (sethi_di_sp64_const): Likewise.
4097 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
4098 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
4099 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
4101 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
4103 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
4104 * sparc/linux.h (COMMENT_BEGIN): Likewise.
4105 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
4107 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
4109 Add sparc64 linux support.
4110 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
4111 to xm_file list on 32-bit sparc-linux.
4112 * sparc/xm-sp64.h: New file.
4113 * sparc/linux64.h: New file.
4114 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
4115 Don't include xm-sparc.h.
4116 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
4117 * glimits.h (LONG_MAX): Handle sparc64.
4119 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
4121 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
4122 * sparc.h (ASM_COMMENT_START): Define.
4123 * sparc.c (output_function_prologue): Use it.
4124 (sparc_flat_output_function_{epi,pro}logue): Likewise.
4126 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
4128 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
4129 use sparc.h's copies.
4130 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
4133 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4135 * sparc.c (dwarf2out_cfi_label): Add declaration.
4136 (save_regs, output_function_prologue): Remove cast for it.
4137 (sparc_flat_{save_restore,output_function_prologue): Likewise.
4138 ({save,restore}_regs): No longer inline.
4140 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4142 * fold-const.c (make_range): Correctly handle cases of converting
4143 from unsigned to signed type.
4145 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4147 * fold-const.c (merge_ranges): Make sure that if one range is subset
4148 of another, it will always be the second range. Correct (+,-) case to
4151 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
4153 * final.c (final_end_function): Also do dwarf2 thing if
4154 DWARF2_DEBUGGING_INFO.
4155 (final_start_function): Likewise.
4157 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
4159 * expmed.c (expand_divmod): If compute_mode is not the same as
4160 mode, handle the case where convert_modes() causes op1 to no
4161 longer be a CONST_INT.
4163 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
4164 note holding get_jump_flags() calculation to all JUMP_INSNs.
4165 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
4166 * rtl.c (reg_note_name): Add new note types.
4168 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
4170 * rtlanal.c (computed_jump_p): Fix typo in last change.
4172 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4174 * loop.c (indirect_jump_in_function_p): Return 0
4177 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
4179 * rs6000/xm-rs6000.h: Fix thinko in last change.
4180 * rs6000/xm-sysv4.h: Likewise.
4182 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
4184 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
4186 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
4188 * reg-stack.c (find_blocks): Fix thinko in last change.
4190 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4192 * m68k.c (output_function_prologue): Add dwarf2 support.
4194 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
4195 INCOMING_FRAME_SP_OFFSET): New definitions.
4197 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
4199 * combine.c (try_combine): Use NULL_RTX instead of '0' where
4200 appropriate in calls to gen_rtx().
4201 * cse.c (cse_main): Likewise.
4202 * emit-rtl.c (gen_label_rtx): Likewise.
4203 * expr.c (init_expr_once): Likewise.
4204 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
4205 sched_analyze, init_rgn_data_dependences,
4206 compute_block_backward_dependences): Likewise.
4207 * sched.c (schedule_insns): Likewise.
4208 * varasm.c (immed_double_const): Likewise.
4210 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
4211 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
4213 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
4215 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
4216 (MULTILIB_DEFAULTS): Define.
4217 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
4218 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
4219 (LIBGCC_SPEC): Likewise.
4220 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
4221 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
4222 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
4223 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
4224 (EXTRA_PARTS, TAROUTOPTS): Delete.
4225 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
4226 (MULTILIB_OPTIONS): Define.
4227 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
4228 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
4230 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
4232 * version.c: Bump for snapshot.
4234 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
4236 * loop.c (loop_number): Delete function. Change all references
4237 to use uid_loop_num array.
4238 * loop.h (loop_number): Delete declaration.
4239 * unroll.c (unroll_loop): Change "loop_number" references to
4240 use uid_loop_num instead.
4242 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
4244 (loop_unroll_iter): Remove unused variable and all references.
4245 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
4246 (insert_bct): Fix minor formatting problems.
4247 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
4248 (loop_unroll_iter): Removed unused decl.
4249 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
4250 Always record the unrolling factor.
4252 * cse.c (simplify_relational_operation): Set h0u just like h0s.
4253 Similarly for h1u and h1s.
4255 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
4256 (find_basic_blocks): Use computed_jump_p to determine if a
4257 particular JUMP_INSN is a computed jump.
4258 * reg-stack.c (find_blocks): Use computed_jump_p to determine
4259 if a particular JUMP_INSN is a computed jump.
4260 * rtlanal.c (jmp_uses_reg_or_mem): New function.
4261 (computed_jump_p): Likewise.
4262 * rtl.h (computed_jump_p): Declare.
4263 * genattrtab.c (pc_rtx): Define and initialize.
4264 * loop.c (loop_optimize): Always determine if the current
4265 function has a computed jump.
4266 (indirect_jump_in_function_p): Use computed_jump_p to determine
4267 if a particular JUMP_INSN is a computed jump.
4269 * loop.c (fix_bct_param): Delete unused function.
4270 (check_bct_param): Likewise.
4272 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
4274 * frame.c (__deregister_frame): Check properly for initialized object.
4276 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4278 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
4280 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4282 * jump.c (thread_jumps): check can_reverse_comparison_p before
4283 threading a reversed-condition jump.
4285 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
4286 * haifa-sched.c (update_flow_info): Likewise.
4288 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
4290 * Makefile.in (BOOT_CFLAGS): Use -O2.
4292 * configure.in (strtoul, bsearch): Have autoconf check for these
4294 * configure, config.in: Rebuilt.
4296 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
4297 * mips/mips.h (alloca): Likewise.
4298 * rs6000/xm-rs6000.h (alloca): Likewise.
4299 * rs6000/xm-sysv4.h: Likewise.
4301 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
4303 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
4304 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
4305 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
4307 * except.c (end_eh_unwinder): Subtract 1 from return address.
4308 * libgcc2.c (__throw): Likewise.
4309 (find_exception_handler): Don't change PC here. Compare end with >.
4311 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
4313 * v850.c (compute_register_save_size): Correct register
4315 * v850.md (save_interrupt, return_interrupt): Correct
4317 * v850/lib1funcs.asm (save_interrupt): Correct register number.
4318 (return_interrupt): Use stack pointer, not element pointer.
4320 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
4322 * configure.in, configure: Make sure to create the stage* and include
4323 symbolic links in each subdirectory.
4325 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
4327 * pa.md (reload_peepholes): Don't allow addresses with side
4328 effects for the memory operand.
4330 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
4332 * libgcc2.c (find_exception_handler): Subtract one from our PC when
4333 looking for a handler, to avoid hitting the beginning of the next
4336 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
4338 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
4340 * mips/abi64.h (LONG_MAX_SPEC): Define.
4341 * mips.h (LONG_MAX_SPEC): Define.
4342 (CPP_SPEC): Include long_max_spec.
4343 (EXTRA_SPECS): Include long_max_spec.
4345 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
4347 * v850.c (construct_save_jarl): Fix thinko in last change.
4349 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
4351 * version.c: Bump for snapshot.
4353 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
4355 * libgcc2.c (find_exception_handler): Not found is -1.
4357 * integrate.c (expand_inline_function): Move expand_start_bindings
4358 after expanding the arguments.
4360 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
4362 * expr.c (expand_expr): Remove previous incorrect change.
4363 If target and slot has no DECL_RTL, then call mark_addressable
4364 again for the slot after we give it RTL.
4366 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
4368 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
4369 again for the slot after we give it RTL.
4371 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
4373 * v850.c (register_is_ok_for_epilogue,
4374 pattern_is_ok_for_epilogue, construct_restore_jr,
4375 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
4377 * v850.h (pattern_is_ok_for_prologue,
4378 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
4381 * v850.md: Replace prologue and epilogue patterns with a
4382 match_parallel pattern.
4384 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
4386 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
4387 * configure.in: Use EGCS_PROG_INSTALL.
4389 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
4391 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
4392 extern inline function.
4394 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
4396 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
4397 (concat_loc_descriptor): New function.
4398 (loc_descriptor): Call it.
4399 (add_AT_location_description): Also elide the descriptor if both
4400 halves of a CONCAT are pseudos.
4401 (add_location_or_const_value_attribute): Recognize CONCAT too.
4403 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
4405 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
4407 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
4408 out-or-range reg_offset.
4409 (output_epilog): Likewise.
4411 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
4413 * cse.c (simplify_relational_operation): If MODE specifies a
4414 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
4415 is derived from the sign bit of the low word.
4417 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
4419 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
4421 * dwarf2.h: Add DW_CFA_GNU_args_size.
4422 * frame.c (execute_cfa_insn): Likewise.
4423 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
4424 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
4425 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
4426 insn, hand it off to dwarf2out_stack_adjust.
4427 (dwarf2out_begin_prologue): Initialize args_size.
4428 * frame.h (struct frame_state): Add args_size.
4429 * libgcc2.c (__throw): Use args_size.
4430 * final.c (final_scan_insn): If we push args, hand off all insns
4431 to dwarf2out_frame_debug.
4432 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
4434 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
4435 Handle epilogue restore of SP from FP.
4436 * emit-rtl.c (gen_sequence): Still generate a sequence if the
4437 lone insn has RTX_FRAME_RELATED_P set.
4439 * frame.c (extract_cie_info): Handle "e" augmentation.
4440 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
4441 absence of UNALIGNED_*_ASM_OP.
4442 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
4443 (output_call_frame_info): Use "e" instead of "z" for augmentation.
4444 Don't emit augmentation fields length.
4445 (dwarf2out_do_frame): Move outside of #ifdefs.
4446 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
4449 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
4450 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
4451 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
4452 * sparc/sun4gas.h: New file.
4453 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
4455 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
4456 __register_frame_table and __deregister_frame.
4458 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
4460 * except.c (find_exception_handler_labels): Use xmalloc instead of
4461 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
4464 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
4466 * Makefile.in: Various changes to build info files
4467 in the object tree rather than the source tree.
4469 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
4471 * fixinc.math: New file to fix math.h on some systems.
4472 * configure.in (freebsd, netbsd): Use fixinc.math on these
4474 * configure: Rebuilt.
4476 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
4478 * regmove.c (regmove_optimize): If we end up moving the
4479 original insn due to lifetime overlaps, make sure to move
4482 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
4484 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
4486 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
4488 * haifa-sched.c (add_branch_dependences): Make each insn in
4489 a SCHED_GROUP_P block explicitly depend on the previous insn.
4491 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
4493 * except.h: Prototype dwarf2 hooks.
4496 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
4498 * configure.in (native_prefix): Delete.
4499 (mips-dec-netbsd): Don't set prefix.
4500 (*linux*): Don't set prefix.
4502 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
4504 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
4505 defined. If not defined, include <sys/varargs.h> if
4506 HAVE_SYS_VARARGS_H is defined.
4507 * configure.in: Test for varargs.h and sys/varargs.h.
4508 * configure: Regenerate with autoconf.
4509 * config.in: Regenerate with autoheader.
4511 * cpplib.c (quote_string): Cast first arg of sprintf call
4512 from "unsigned char *" to "char *".
4513 (output_line_command): Ditto.
4514 (macroexpand): Ditto.
4515 (do_line): Cast atoi arg from "unsigned char *" to "char *".
4517 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
4519 * version.c: Bump for snapshot.
4521 * Makefile.in (compare): Exit with nonzero status if there
4522 are comparison failures. Note which files failed the
4523 comparison test in .bad_compare.
4525 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4527 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
4529 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
4531 * Makefile.in (LN, LN_S): New macros, use where appropriate.
4532 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
4533 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
4534 * configure: Regenerated.
4536 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
4538 * loop.c (strength_reduce): Fix typo.
4540 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
4542 * m88k/m88k.c (struct option): Rename to struct options.
4543 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
4544 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
4545 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
4546 __DOLPHIN__ or sysV88.
4548 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
4550 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
4553 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
4555 * config.sub: Accept 'amigados' for backward compatability.
4557 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4559 * Makefile.in (testsuite/site.exp): New target.
4560 (check-gcc, check-g++): Depend on testsuite/site.exp.
4561 Don't stop for failure.
4563 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
4565 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
4566 if DWARF2_UNWIND_INFO.
4568 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
4570 Add support for exception handling using DWARF 2 frame unwind info.
4571 Currently works on SPARC and MIPS, and almost on x86.
4573 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
4574 next_stack_level, in_reg_window): Helper fns.
4575 (__throw): Implement for DWARF2_UNWIND_INFO.
4577 * expr.c (expand_builtin): Handle builtins used by __throw.
4578 * tree.h (enum built_in_function): Add builtins used by __throw.
4579 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
4580 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
4581 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
4582 (expand_builtin_extract_return_addr): Likewise.
4583 (expand_builtin_frob_return_addr): Likewise.
4584 (expand_builtin_set_return_addr_reg): Likewise.
4585 (expand_builtin_eh_stub): Likewise.
4586 (expand_builtin_set_eh_regs): Likewise.
4587 (eh_regs): Choose two call-clobbered registers for passing back values.
4589 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
4590 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
4591 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
4592 (stmp-multilib): Likewise.
4593 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
4595 * except.c: #include "defaults.h".
4596 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
4597 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
4598 (register_exception_table_p): New fn.
4599 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
4600 (end_eh_unwinder): Likewise.
4602 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
4603 call __register_frame and __deregister_frame as needed.
4604 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
4605 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
4606 EH_FRAME_SECTION_ASM_OP.
4607 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
4608 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
4609 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
4611 * dwarf2out.c (output_call_frame_info): If no support for
4612 EXCEPTION_SECTION, mark the start of the frame info with a
4614 * collect2.c (frame_tables): New list.
4615 (is_ctor_dtor): Recognise frame entries.
4616 (scan_prog_file): Likewise.
4617 (main): Pass -fno-exceptions to sub-compile. Also do collection
4618 if there are any frame entries.
4619 (write_c_file_stat): Call __register_frame_table and
4620 __deregister_frame as needed.
4621 (write_c_file_glob): Likewise.
4623 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
4624 Also require unaligned reloc support.
4625 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4626 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
4627 * sparc/sysv4.h: Not here.
4629 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
4630 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
4631 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
4633 * libgcc2.c (L_eh): Reorganize, moving code shared by different
4634 EH implementations to the top.
4635 (find_exception_handler): Split out. Start from 0. Compare against
4637 (__find_first_exception_table_match): Use it.
4638 * except.c (output_exception_table): Don't do anything if there's
4639 no table. Don't output a first entry of zeroes.
4640 (eh_outer_context): Adjust properly.
4641 (add_eh_table_entry): Use xrealloc.
4642 * toplev.c (compile_file): Just call output_exception_table.
4644 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
4646 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
4648 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
4650 * except.c (eh_outer_context): Do masking using expand_and.
4652 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
4654 Add port done awhile ago for the ARC cpu.
4655 * arc/arc.h: New file.
4656 * arc/arc.c: New file.
4657 * arc/arc.md: New file.
4658 * arc/initfini.c: New file.
4659 * arc/lib1funcs.asm: New file.
4660 * arc/t-arc: New file.
4661 * arc/xm-arc.h: New file.
4662 * ginclude/va-arc.h: New file.
4663 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
4664 * ginclude/varargs.h: Likewise.
4665 * Makefile.in (USER_H): Add va-arc.h.
4666 * configure.in (arc-*-elf*): Recognize.
4667 * longlong.h: Add ARC support.
4669 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
4671 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
4672 when clearing non-BLKmode data.
4674 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
4676 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
4677 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
4679 * xm-m88k.h (USG): Only define if it hasn't already been defined.
4681 * Makefile.in (risky-stage1): Delete gratutious whitespace.
4683 * Makefile.in (clean): Delete libgcc1-test.
4685 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
4687 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
4689 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
4692 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4694 * dwarf2out.c (output_call_frame_info): Call named_section.
4696 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
4698 * haifa-sched.c (print_value): Fix last change.
4700 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
4702 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
4705 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
4707 * mips.c (function_prologue): Set up the CFA when ABI_32.
4709 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
4710 for dwarf2 unwind info.
4711 (output_function_prologue, sparc_flat_output_function_prologue): Same.
4713 * final.c (final_end_function): Check dwarf2out_do_frame instead
4714 of DWARF2_DEBUG for dwarf2 unwind info.
4715 (final_scan_insn): Likewise.
4716 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
4719 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
4722 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
4724 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
4726 * v850.h (ASM_SPEC): Pass on target processor.
4727 (CPP_PREDEFINES): Only define if not already specified.
4728 (TARGET_VERSION): Only define if not already specified.
4729 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
4731 (EXTRA_SWITCHES): Extra entries in the switches array.
4732 (TARGET_DEFAULT): Set default target processor.
4734 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
4736 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
4737 cases, add %# and %/, and add : to make them into extended asms.
4739 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
4741 * alias.c (init_alias_analysis): Clean up incompatible pointer
4742 type warning in bzero.
4743 * regmove.c (regmove_optimize): Ditto.
4744 * haifa-sched.c (find_rgns): Ditto.
4746 * haifa-sched.c (print_value): Clean up ptr->int cast
4749 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
4751 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
4752 * install.texi (Configurations): Ditto.
4753 * config.sub: Ditto.
4755 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
4757 * Makefile.in (sdbout.o): Depend on insn-config.h.
4759 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
4761 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
4762 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
4764 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
4766 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
4767 prologue insn, only the first elt is significant.
4768 (output_call_frame_info): For exception handling, always use 4-byte
4769 fields as specified by the dwarf2 spec.
4770 Don't skip trivial FDEs.
4772 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
4774 * version.c: Bump for snapshot.
4776 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
4778 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
4779 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
4782 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
4784 * final.c (shorten_branches): During first pass, assume worst
4785 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
4787 * Makefile.in (distclean): Remove various things left around
4788 by running the testsuite.
4790 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
4792 * configure.in (out_file): Emit definition to config.status in order
4793 to have a defined value for configure.lang.
4794 * configure: Re-built.
4796 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
4798 * configure.in: Make symlink to as-new rather than as.new. Similarly
4800 * configure: Rebuilt.
4802 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
4804 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
4806 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
4808 * sparc/sparc.md: Add ultrasparc scheduling support.
4809 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
4811 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
4813 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
4814 as initial value for real_label_map.
4815 (copy_for_inline): Likewise.
4817 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4819 * sched.c (update_flow_info) When looking if to set found_split_dest
4820 or found_orig_dest, look at all parts of a PARALLEL.
4821 * haifa-sched.c (update_flow_info): Likewise.
4823 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
4825 * v850: New directory for v850 port.
4826 * v850/lib1funcs.asm: New file.
4827 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
4828 * ginclude/va-v850.h: New file.
4829 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
4830 * configure.in (mn10200-*-*): New target.
4831 * configure: Rebuilt.
4832 * config.sub: Handle v850-elf.
4833 * Makefile.in (USER_H): Add va-mn10200.h.
4834 * invoke.texi: Document v850 stuff.
4836 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
4838 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
4839 has integer TYPE_{MAX,MIN}_VALUE before using them.
4841 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
4842 __HPUX_ASM__ versions.
4844 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
4846 * install.sh: Delete duplicate install script.
4848 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
4850 * reg-stack.c (subst_stack_regs): Pop the stack register for a
4851 computed goto which sets the same stack register.
4853 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
4854 destination are both on the regstack.
4855 (subst_stack_regs_pat): Put the destination at the top of the regstack.
4857 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
4859 * mips.md (nonlocal_goto_receiver): Define.
4861 * profile.c (output_arc_profiler): Check next_insert_after for non
4862 NULL before deferencing it.
4864 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
4866 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
4868 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
4870 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
4872 * toplev.c (rest_of_compilation): For passes starting with
4873 flow_analysis, use print_rtl_with_bb instead of print_rtl.
4875 * print-rtl.c (print_rtl_single): Print a single rtl value to a
4878 * flow.c (print_rtl_with_bb): Print which insns start and end
4879 basic blocks. For the start of a basic block, also print the live
4882 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
4884 * toplev.c (main): Change #elif to #else/#ifdef
4886 * tlink.c: Include ctype.h.
4887 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
4889 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
4891 * bitmap.c: Conditionally include stdlib.h.
4892 (free): Provide a declaration if NEED_DECLARATION_FREE.
4894 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
4896 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
4898 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
4900 * profile.c (output_arc_profiler): Verify next_insert_after is an
4901 INSN before and after skipping a stack pop.
4903 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4905 * final.c (shorten_branches): Don't count the lengths of deleted
4908 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
4910 * version.c: Bump for snapshot.
4912 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
4914 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
4915 two bitmaps ANDed together.
4916 (bitmap_print): Declare.
4918 * bitmap.c (function_obstack): Don't declare any more.
4919 (bitmap_obstack): Obstack for allocating links from.
4920 (bitmap_obstack_init): New static to say whether to initialize
4922 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
4923 (bitmap_release_memory): Free all memory allocated from
4926 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
4927 EXECUTE_IF_AND_IN_BITMAP.
4929 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
4931 * alias.c (true_dependence): Address with AND can alias scalars.
4932 (anti_dependence, output_dependence): Likewise.
4934 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
4936 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
4938 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
4939 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
4940 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
4941 definitions. Use -qrtems instead of -mrtems.
4943 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
4945 * xm-sco5.h (sys_siglist): Define.
4946 (SYS_SIGLIST_DECLARED): Likewise.
4948 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
4950 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
4952 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
4954 * except.c (eh_outer_context): Expand masking operation using
4957 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
4959 * alpha.md (floatdisf2-1): New pattern.
4961 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
4963 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
4964 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
4965 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
4966 * gcc.texi: Note that if you define sys_siglist that you should
4967 also define SYS_SIGLIST_DECLARED.
4969 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
4970 are relative to the next instruction, not the current instruction.
4972 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
4974 * local-alloc.c (contains_replace_regs): New function.
4975 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
4976 verify that there is no existing REG_EQUIV note, and add a call to
4977 contains_place_regs.
4979 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4981 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
4982 (STARTFILE_SPEC): Always use crtbegin.o%s
4983 (ENDFILE_SPEC): Always use crtend.o%s.
4985 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
4987 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
4989 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
4990 SFmode for 64 bit hosts.
4992 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
4994 * fixincludes: Permits spaces between # and define. Discard C++
4995 comments in sys/pci.h on HP/UX 10.20.
4997 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
4999 * version.c: Bump for snapshot.
5001 * pa.c (restore_unscaled_index_insn_codes): New function.
5002 (record_unscaled_index_insn_codes): Likewise.
5003 (output_function_prologue): Call restore_unscaled_index_insn_codes.
5004 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
5005 (pa_reorg): Call record_unscaled_index_insn_codes.
5007 * haifa-sched.c (move_insn): Handle notes correctly for insns
5008 with SCHED_GROUP_P set.
5010 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
5012 * alpha/xm-linux.h (USE_BFD): Undef before define.
5014 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
5016 * cse.c (cse_insn): Don't record BLKmode values.
5018 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
5020 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
5022 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
5024 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
5025 * collect2.c (sys_errlist): Likewise.
5026 * cpplib.c (sys_errlist): Likewise.
5027 * gcc.c (sys_errlist): Likewise.
5028 * protoize (sys_errlist): Likewise.
5029 * configure.in: Check for strerror.
5030 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
5031 * xm-gnu.h (HAVE_STRERROR): Likewise.
5032 * xm-linux.h (HAVE_STRERROR): Likewise.
5033 * xm-netbsd.h (HAVE_STRERROR): Likewise.
5034 * xm-bsd386.h (HAVE_STRERROR): Likewise.
5035 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
5036 * xm-dos.h (HAVE_STRERROR): Likewise.
5037 * xm-mingw32.h (HAVE_STRERROR): Likewise.
5038 * xm-pa.h (HAVE_STRERROR): Likewise.
5039 * xm-papro.h (HAVE_STRERROR): Likewise.
5040 * xm-sysv4.h (HAVE_STRERROR): Likewise.
5041 * configure, config.in: Rebuilt.
5043 * Makefile.in: Add several missing "else true" clauses.
5045 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
5046 * mips-tfile.c: Likewise.
5047 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
5048 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
5049 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
5050 * configure.in: Check for sys_siglist declaration.
5051 * configure, config.in: Rebuilt.
5053 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
5055 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
5056 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
5057 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
5058 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
5059 * rs6000/sysv4.h (extra_subtarget_switches): Added new
5060 macro EXTRA_SUBTARGET_SWITCHES.
5061 * configure.in (sh*-*-rtems*): New target.
5062 * sh/rtems.h: New file.
5063 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
5064 * configure: Rebuilt.
5066 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
5068 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
5070 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
5072 * rs6000.md: Make DF fused-add operations pay attention to
5075 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
5077 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
5079 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
5081 * pa.md (reload_peepholes): Make sure operand is a REG before
5082 examining REGNO. Allow general registers too.
5084 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
5086 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
5088 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
5090 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
5091 to reallocate abbrev_die_table.
5093 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
5095 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
5097 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5099 * Makefile.in (config.status): Depend on version.c
5101 * expr.h (insn_gen_function): Reenable prototype.
5103 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
5106 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
5108 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
5110 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
5112 * version.c: Bump for latest snapshot.
5114 * bc-optab.c: Conditionally include stdlib.h.
5115 (free): Provide a declaration if NEED_DECLARATION_FREE.
5116 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
5117 * rtl.h (free): Remove declaration.
5118 * tree.h (free): Remvoe declaration.
5120 * configure: Rebuilt.
5122 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
5124 * flags.h (flag_move_all_movables): Declare.
5125 (flag_reduce_all_givs): Likewise.
5126 * loop.c (move_movables): Handle flag_move_all_movables.
5127 (strength_reduce): Handle flag_reduce_all_givs.
5128 * toplev.c (flag_move_all_movables): Define.
5129 (flag_reduce_all_givs): Likewise.
5130 (f_options): Add -fmove-all-movables and -freduce-all-givs.
5131 * invoke.texi: Document new options, including alias stuff that
5132 wasn't included last time.
5134 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
5136 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
5139 * t-vxworks68: Ditto.
5140 * t-vxworks960: Ditto.
5143 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
5145 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
5146 if not already defined, and USE_C_ALLOCA not defined.
5148 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
5150 * config.guess: Replace with script that uses ../config.guess.
5152 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
5153 if USE_GNULIBC_1 is not defined.
5155 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
5157 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
5158 * config.guess: Recognize alpha-linux-gnulibc1.
5159 * configure.in (alpha-*-linux-gnulibc1): New target.
5160 (alpha-*-linux-gnu*): Don't build crtbegin/end.
5162 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
5164 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
5167 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
5169 * loop.c (combine_movables): Earlier insns don't match later ones.
5171 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
5173 * config/linux.h (CC1_SPEC): Define it only if not defined.
5175 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
5178 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
5179 USE_GNULIBC_1 is not defined.
5181 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
5183 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
5184 as 1 if USE_GNULIBC_1 is not defined.
5186 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
5188 * reorg.c (dbr_schedule): Allow current_function_return_rtx
5189 to be something other than a REG.
5190 * function.c (expand_function_end): Fix current_function_return_rtx
5193 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
5194 * x-netbsd: Likewise
5195 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
5196 (INSTALL_HEADERS): Delete.
5197 * x-dguxbcs: Likewise.
5198 * x-hp3bsd44: Likewise
5201 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5203 * i386.md (pop): pop increments the stack pointer.
5204 (prologue_set_stack_ptr): New pattern.
5205 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
5208 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
5210 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
5211 address where an offsettable address is required.
5213 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
5215 * loop.c (check_final_value): Don't miss a biv increment in a
5218 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
5220 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
5221 TYPE_DECL_IS_STUB instead of DECL_NAME.
5223 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
5225 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
5227 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
5229 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
5231 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
5233 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
5234 (find_post_sched_live): Likewise.
5236 * haifa-sched.c (schedule_block): Remove old code to get arguments
5237 from hard regs into pseudos early.
5239 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
5241 * version.c: Bump for new snapshot.
5243 * local-alloc.c (update_equiv_regs): All the target to reject
5244 promotion of some REG_EQUAL to REG_EQUIV notes.
5245 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
5247 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
5250 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
5251 store of the argument registers.
5253 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
5255 * fold-const.c (multiple_of_p): New function.
5256 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
5258 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
5260 * expr.h (insn_gen_function): Temporarily remove prototype.
5262 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
5264 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
5265 filenames. Use sed to extract base filename for install.
5267 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
5269 * unroll.c (find_splittable_givs): Only share if two givs have the
5270 same add and multiply values.
5272 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
5274 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
5275 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
5277 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
5279 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
5280 around branch tables.
5281 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
5282 and .end_brtab directives if TARGET_GAS.
5284 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
5286 * alias.c (true_dependence): Pass x_addr not x to varies.
5288 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
5289 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
5290 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
5292 * config.in, configure: Regenerate.
5294 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
5296 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
5298 (record_set): Handle LO_SUM like PLUS.
5299 (init_alias_analysis): When following chains of base addresses,
5300 do not stop on reaching a hard register.
5302 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
5304 * version.c: Bump for new snapshot.
5306 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
5308 * alpha.h (ARCH_ASM_FILE_START): Define.
5309 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
5310 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
5312 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
5314 * Makefile.in (install-common): Put gcov comment at start of line.
5316 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
5318 * alias.c (init_alias_analysis): When simplifying the reg_base_value
5319 array, simplify entries for hard registers too.
5321 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
5323 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
5326 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
5328 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
5329 block_stack before dereferencing it.
5331 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
5333 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
5335 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
5337 * cplus-dem.c: Add 'extern' to prepends_underscore.
5339 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
5341 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
5342 (get_issue_rate): Delete.
5343 * pa.h (ISSUE_RATE): Define.
5345 * configure.in: Turn on haifa by default for the PA.
5346 * configure: Rebuilt.
5347 * pa.c (override_options): Accept -mschedule=7200 option.
5348 (pa_adjust_cost): No longer need to scale costs for newer
5350 * pa.h (enum processor_type): Add PROCESSOR_7200.
5351 * pa.md: Revamp scheduling parameters to work better with
5352 haifa. Add scheduling parameters for the 7200.
5354 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
5356 (schedule_block): When adjusting basic_block_{head,end}, account
5357 for movement of SCHED_GROUP_P insns too.
5359 * haifa-sched.c (debug_dependencies): Fix thinko.
5361 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
5362 (site.exp, check, check-g++, check-gcc): New targets.
5364 * haifa-sched.c: Make lots of variables static.
5366 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
5368 * expr.h, real.h: Finish prototyping.
5370 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
5372 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
5373 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
5374 * reload1.c: Undo bugfix from Aug 11.
5376 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
5378 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
5379 quotes around the name.
5380 * configure: Regenerate.
5382 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
5384 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
5386 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
5388 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
5389 to sub-makes to avoid building more passes than the user might have
5390 requested on the command line.
5392 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
5394 * configure.in: Expurgate `broken_install' (install is
5397 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
5400 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
5402 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
5403 functions and declarations.
5404 (analyze_loop_iterations): Use condjump_p.
5405 (insert_bct): Likewise. Use exact_log2.
5407 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
5409 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
5410 (schedule_region): Likewise.
5411 (schedule_insns): Likewise.
5413 * PROJECTS: Update with Haifa stuff.
5415 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
5417 * version.c: Change the version string to look like:
5418 egcs-2.90.00 970814 (gcc2-970802 experimental).
5420 * loop.c (is_conditional_branch): Make definition match declaration.
5422 * gcc.c: Take out experimental snapshot warning message.
5424 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
5426 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
5427 print out the names of the notes. Print out the name of the insn
5428 that is not a note, and not an {,CALL_,JUMP_}INSN.
5430 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
5432 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
5433 again for the slot after we give it RTL.
5435 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
5437 * configure.in (haifa configury): Fix typo.
5438 * configure: Regenerate.
5440 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
5442 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
5444 * gcc.info*: Rebuilt.
5446 * COPYING.g77, README.g77: New files.
5447 * real.c (ereal_unto_float, ereal_unto_double): New functions.
5448 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
5449 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
5451 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
5453 * Integrate Haifa instruction scheduler.
5454 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
5455 to sched with $(SCHED_CFLAGS.
5456 * configure.in: Handle --enable-haifa.
5457 * configure: Rebuilt.
5458 * flags.h: Add new flags for haifa instruction scheduler.
5459 * genattrtab.c (expand_units): For haifa, don't subtract one
5460 when computing blockage.
5461 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
5462 (flag_schedule_speculative): Ditto.
5463 (flag_schedule_speculative_load): Ditto.
5464 (flag_schedule_speculative_load_dangerous): Ditto.
5465 (flag_schedule_reverse_before_reload): Ditto.
5466 (flag_schedule_reverse_after_reload): Ditto.
5467 (flag_branch_on_count_reg): Ditto.
5468 (f_options): Add Haifa switches.
5469 (main): Turn off some Haifa options if appropriate macro is
5470 defined. Process Haifa switches.
5471 * unroll.c (iteration_info): No longer static, since Haifa
5473 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
5474 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
5475 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
5476 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
5477 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
5478 storage for the Haifa scheduler.
5479 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
5481 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
5482 are defined, call analyze_loop_iterations and insert_bct to use
5484 (record_giv): Refine test for jumps out of loops if HAIFA is
5486 (analyze_loop_iterations): New function to identify if we can use
5488 (insert_bct): Insert countdown loop.
5489 (instrument_loop_bct): Low level code to insert countdown loop.
5490 (loop_number): Calculate UID of loop.
5491 (indirect_jump_in_function_p): Return true if an indirect jump is
5493 (is_power_of_2): Return true if value is a power of 2.
5494 (is_conditional_branch): Return true if insn is a conditional
5496 (fix_bct_param): Process -fbct-{min,max}-N switches.
5497 (check_bct_param): Return true if loop should be instrumented.
5498 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
5499 (loop_optimize): Initialize.
5500 (get_condition_for_loop): Ditto.
5501 * loop.c (strength_reduce): Inside of code that uses #ifdef
5502 HAVE_decrement_and_branch_on_count code, test it to make sure the
5504 (instrument_loop_bct): Ditto.
5505 * haifa-sched.c: New file.
5508 * Integrate regmove pass.
5509 * Makefile.in (OBJS): Add regmove.o
5510 (regmove.o): Add dependencies.
5511 * flow.c (find_use_as_address): No longer static.
5512 * rtl.h (find_use_as_address): Declare.
5513 * toplev.c (regmove_dump, flag_regmove): Define.
5514 (f_options): Add -fregmove.
5515 (regmove_dump_file, regmove_time): Define.
5516 (fatal_insn): Close the regmove dump file.
5517 (compile_file): Initialize regmove_time; open/close the regmove dump
5518 file as needed. Print regmove time as needed.
5519 (rest_of_compilation): Run regmove pass if requested, dump
5520 RTL after regmove if requested.
5521 (main): If -O2 or more, turn on regmove. Handle dump switches.
5522 * regmove.c: New file.
5524 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
5526 * Integrate tlink patch from jason@cygnus.com
5527 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
5528 (process_command): Increment n_switches for them. Don't discard
5529 their args. Validate them.
5530 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
5532 (process_command): Set include_prefixes from COMPILER_PATH.
5533 (main): Set COLLECT_GCC_OPTIONS sooner.
5534 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
5535 * tlink.c, hash.c, hash.h: New files.
5536 * Makefile.in (USE_COLLECT2): Always use collect2.
5537 (collect2): Depend on and link in hash.o and tlink.o.
5538 (tlink.o, hash.o): Add dependencies.
5540 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
5542 * Integrate alias analysis changes from jfc@mit.edu
5543 * Makefile.in (OBJS): Add alias.o
5544 (alias.o): Add dependencies.
5545 * alias.c: New file.
5546 * sched.c: Remove alias analysis code. It lives in alias.c now.
5547 (sched_analyze_2): Add new arguments to true_dependence.
5548 (schedule_insns): Always call init_alias_analysis.
5549 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
5550 mark return value from such functions as a pointer and keep track of
5551 them for alias analysis. If a return value from a function is a
5552 pointer, mark it as such.
5553 * combine.c (distribute_notes): Handle REG_NOALIAS.
5554 * cse.c (struct write_data): Delete. No longer needed.
5555 (invalidate): Don't call set_nonvarying_address_components anymore.
5556 Use true_dependence to decide if an entry should be removed from
5558 (invalidate_memory): Remove WRITES argument, simplify appropriately.
5560 (note_mem_written): Similarly for WRITE_PTR argument.
5561 (invalidate_from_clobbers): Similarly for W argument.
5562 (invalidate_for_call): Remove memory elements from the hash table.
5563 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
5564 (cse_rtx_varies_p): New function. Derived from old
5565 cse_rtx_addr_varies_p.
5566 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
5567 Don't call note_mem_written anymore. Stack pushes invalidate the stack
5568 pointer if PUSH_ROUNDING is defined. No longer need to call
5569 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
5570 (skipped_writes_memory): Remove variable.
5571 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
5572 (invalidate_skipped_block): Simplify for new alias analysis code.
5573 (cse_set_around_loop): Likewise.
5574 (cse_main): Call init_alias_analysis.
5575 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
5576 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
5577 (f_options): Add new alias checking arguments.
5578 (main): Set flag_alias_check when optimizing.
5579 * local_alloc (validate_equiv_mem_from_store): Add new arguments
5581 (memref_referenced_p): Likewise.
5582 * loop.c (NUM_STORES): Increase to 30.
5583 (prescan_loop): Only non-constant calls set unknown_address_altered.
5584 (invariant_p): Add new arguments to true_dependence.
5585 (record_giv): Initialize unrolled and shared fields.
5586 (emit_iv_add_mult): Call record_base_value as needed.
5587 * loop.h (struct induction): Add unrolled and shared fields.
5588 * unroll.c (unroll_loop): Call record_base_value as needed.
5589 (copy_loop_body): Likewise.
5590 (final_biv_value): Likewise.
5591 (final_giv_value): Likewise.
5592 (find_splittable_regs): Likewise. Only create one new pseudo
5593 if we have multiple address GIVs that were combined with the same
5594 dst_reg GIV. Note when a new register is created due to unrolling.
5595 * rtl.c (reg_note_name): Add REG_NOALIAS.
5596 * rtl.h (enum reg_note): Similarly.
5597 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
5598 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
5599 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
5600 (true_dependence, read_dependence, anti_dependence): Likewise.
5601 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
5602 (mark_user_reg, mark_reg_pointer): Likewise.
5605 * Integrate reload bugfix from Wilon which enables the PA port
5607 * reload1.c (reload): Sum needs for both OPADDR_ADDR and and
5608 OPERAND_ADDRESS when computing how many registers an insn needs.
5609 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
5611 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
5613 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
5614 in reload_reg_use_in_op_addr do not reach the end.
5615 do not reach the end.
5616 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
5617 RELOAD_FOR_OPERAND_ADDRESS.
5619 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
5621 * egcs project officially starts.