1 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
3 * loop.c (strength_reduce, record_biv, record_giv): Use
4 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
6 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
8 * tree.c (first_rtl_op): New fn.
9 (unsave_expr_now): Use it.
10 * print-tree.c (print_node): Likewise.
11 * tree.c (has_cleanups): New fn.
12 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
13 conservative about pushing the cleanup point down.
14 * tree.h: Declare them.
16 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
18 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
19 (flag_schedule_reverse_after_reload): Likewise.
20 (f_options): Remove reverse scheduling support.
21 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
22 (flag_schedule_reverse_after_reload): Likewise.
23 * haifa-sched.c (rank_for_schedule): Remove support for reverse
26 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * gcc.c: Get system includes, prototypes and macros via "system.h"
29 instead of doing it manually. Change all calls of the ctype
30 macros to custom versions defined in "system.h".
32 * system.h: Fix return type of bcmp prototype from `void' to `int'.
33 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
34 Add a prototype for getenv.
36 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
38 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
40 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
42 * alias.c: Include <stdlib.h> and <string.h>.
43 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
45 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
47 * version.c: Bump for snapshot.
49 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
51 * arm.md (movsfcc): Also validate operands[3] when compiling hard
53 (movdfcc): Only accept fpu_add_operand for operands[3].
55 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
56 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
58 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
60 * varasm.c (output_constant_pool): Bring back 'done' label inside
61 an appropriate #ifdef.
63 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
65 (bitmap_copy, bitmap_operation): Likewise.
66 * combine.c (combinable_i3pat): Similarly for 'src'.
67 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
68 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
69 * regclass.c (copy_cost): Similarly for 'secondary_class'.
70 * reload.c (make_memloc): Simliarly for 'i'.
71 (find_reloads_address_1): Similarly for 'link'.
72 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
73 (emit_reload_insns): Similarly for 'second_reloadreg'.
74 * unroll.c (iteration_info): Similarly for 'v'.
76 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
77 * calls.c (expand_call): Similarly for 'i'.
78 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
79 * fold-const.c (strip_compund_expr): Similarly for 'type'.
80 * function.c (fixup_var_refs_1): Similarly for 'width'.
81 (fixup_memory_subreg): Similarly for 'saved'.
82 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
83 (setjmp_protect): Similarly for 'sub'.
84 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
85 * loop.c (record_giv): Similarly for 'p'.
86 (combine_givs): Similarly for 'temp_iv'.
87 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
88 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
89 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
90 * unroll.c (unroll_loop): Similarly for 'copy'.
91 (iteration_info): Similarly for 'b'.
92 * varasm.c (assemble_string): Similarly for 'i'.
93 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
95 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
97 * dwarf2out.c (decl_scope_node): New type.
98 (decl_scope_table): Change type to use it.
99 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
100 (push_decl_scope): Use new type. New locals containing_scope, i.
101 Add code to handle setting previous field.
102 (scope_die_for): Change type of local i to int. Add code to use
104 (dwarf2out_init): Use new type.
106 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
108 * except.c (emit_throw): Lose throw_used.
110 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
112 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
114 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
116 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
118 * genextract.c (main): Fix typo.
120 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
122 * c-lang.c (finish_file): Bracket declaration of static_ctors,
125 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
126 'old_stack_arg_under_construction'
127 (emit_library_call): Bracket declaration of 'upper_bound',
128 'lower_bound', 'i', 'reg_parm_stack_space'
129 (emit_library_call_value): Likewise.
132 * collect2.c: include <unistd.h> when appropriate.
133 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
135 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
137 * explow.c (plus_constant_for_output_wide): Remove unused variable
139 (memory_address): Remove unused variable 'orig_x'.
141 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
142 (write_const_num_delay_slots): Remove unused variable 'i'.
144 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
145 (gen_insn): Remove unused variable 'obstack_ptr'.
147 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
149 (__bb_exit_trace_func): Remove unused variable 'e'.
151 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
153 (expand_unop): Remove unused variable 'funexp'.
154 (expand_complex_abs): Remove unused variable 'funexp'.
155 (init_optabs): Bracket declaration of 'j'.
156 (init_complex_libfuncs): Deleted. Dead static function.
158 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
160 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
161 (reg_to_stack): 'initialized', 'before_function_beg'
162 explictly type as ints instead of defaulting.
163 (emit_swap_insn): Remove unused variable 'i2'.
164 (compare_for_stack_reg): Remove unused variable 'src_note'.
166 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
168 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
170 * stmt.c (add_case_node): Add parens for assignment used as truth.
171 (all_cases_count): Remove unused variable 'count_high'.
172 (mark_seen_cases): Remove unused variable 'i'.
173 (check_for_full_enumeration_handling): Remove unused variable 't'.
174 Bracket declaration of 'all_values', 'l'.
176 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
178 * varasm.c (assemble_string): Remove unused variable 'i'.
179 (immed_double_const): Remove unused variable 'in_current_obstack'.
180 (immed_real_const_1): Likewise.
181 (output_constant_pool): Remove unreferenced label 'done'.
182 (output_constant): Remove unused variable 'x'.
184 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
187 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
190 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
192 * combine.c (can_combine_p): Handle USEs in PARALLELs.
194 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
196 * config/linux.h (LIB_SPEC): Add -lc for -shared if
197 USE_GNULIBC_1 is not defined.
198 * config/sparc/linux.h; Ditto.
200 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
202 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
203 USE_GNULIBC_1 is not defined.
205 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
207 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
210 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
212 * system.h: New file to get common systems includes and various
213 definitions and declarations based on autoconf macros.
215 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
217 * cccp.c (new_include_prefix): Correctly handle -I./.
219 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
221 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
223 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
225 * expr.c (expand_assignment): Correct typo exposed by -Wall.
226 offset should have been a truth value, not an assignment.
228 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
230 * cse.c (delete_dead_from_cse): If a libcall produces a constant
231 result and that result can be substituted into SET_SRC of the
232 insn with the REG_RETVAL note, then perform the substitution
233 and delete the libcall.
235 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
237 * mips.md (trucndihi2,truncdiqi2): Change these to support
240 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
242 * mips/mips.c (movdi_operand): Direct referances to symbols
243 that arn't mips16 consts in mips16 mode arn't valid operands.
245 * mips/mips.c (mips_move_2words): Add gprel handling.
247 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
249 * mips.md (extendsidi2): Allow extension to/from a non-mips16
252 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
254 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
257 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
259 * Makefile.in (WARN_CFLAGS): New variable.
260 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
262 1998-02-11 Mark Mitchell <mmitchell@usa.net>
264 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
265 falling through default case in switch.
266 (i386_aligned_p): Likewise.
268 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
270 * mips/mips.h (mips_abi_string): Correct typo in comment.
272 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
274 * mips/mips.md (movdi): These PLUS's need to be Pmode.
276 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
278 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
279 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
280 indirectly via expr.h.
282 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
284 * stor-layout.c (layout_type): Do upper - lower in the native type,
285 so as to properly handle negative indices.
287 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
289 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
290 (expand_eh_region_start_tree): Remove unused variable 'note'.
291 (exception_optimize): Remove unused variable 'regions'.
292 (expand_builtin_eh_stub): Remove unused variable 'temp'.
293 (copy_eh_entry): Deleted. Dead function.
295 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
296 'last' with same #if HAVE_load_multiple as use of it.
297 (move_block_from_reg): Likewise.
298 (emit_move_insn_1): Remove unused variable 'insns'.
299 (store_constructor): Bracket declaration of startb, endb with
300 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
301 'target', and 'xtarget'.
302 (expand_builtin_setjmp): Remove unused variables 'op0',
303 'next_arg_reg', 'old_inhibit_defer_pop'.
304 (expand_builtin): Remove unused variable 'offset'.
305 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
306 (emit_queue): Add parens for assignment used as conditional.
307 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
309 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
311 * i386.c: Added include for recog.h.
312 (override_options): Removed unused variable p. Initialized regno to
314 (order_regs_for_local_alloc): Initialized regno to avoid warning.
315 (legitimize_address): Likewise for 'other'.
316 (i386_aligned_reg_p): Added default case with abort ().
317 (print_operand): Likewise.
318 (reg_mentioned_in_mem): Likewise.
319 (ix86_expand_binary_operator): Removed unused variables i & insn.
320 (ix86_expand_unary_operator): Removed unused variable insn.
321 (output_fp_cc0_set): Removed unused variable unordered_label.
323 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
325 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
326 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
327 and format string match.
329 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
331 * flow.c (life_analysis): Do not conside the stack pointer live at
332 the end of a function if the fucntio ncalls alloca.
333 (mark_used_regs): Similarly.
335 1998-02-10 John F Carr <jfc@mit.edu>
337 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
338 1, fzero on alternative 8.
340 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
342 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
344 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
346 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
347 SUBREGs of CONST_INTs.
349 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
351 * mips.c (print_operand, function_prologue): Make printf format
354 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
356 * alpha.c (alpha_return_addr): Remove unused variable `first'.
357 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
358 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
360 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
362 * loop.c (strength_reduce): When placing increment for auto-inc
363 case, do comparison in loop order.
365 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
367 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
370 * calls.c (expand_call): Change test of expand_inline_function
371 return value to stop compiler warning.
373 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
375 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
376 Jeff Law (law@cygnus.com)
378 * regmove.c: Fix various minor formatting problems.
379 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
380 is true. Make end of basic block tests consistent through regmove.c.
381 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
382 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
384 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
386 * gansidecl.h: Check for a conflicting macro definition before
387 attempting to prototype bcopy, bcmp or bzero.
389 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
391 * expr.c (clear_pending_stack_adjust): Handle case where a function
392 calls alloca, but the user has specified -fomit-fframe-pointer.
394 * function.c (assign_parms): Fix typo in last change.
396 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
398 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
400 (free_path_suffix): Remove unreferenced static function.
401 (process_command): Remove unused variable temp.
402 (default_arg): Remove unused variable i.
403 (do_spec_1): Add parens for assignment used as truth value.
405 (validate_all_switches): Likewise.
406 (main): Remove unused variables i, first_time>
408 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
410 * calls.c (expand_call): Remove unused variables funtree,
413 * dbxout.c, except.c: Include <string.h>/<strings.h>.
415 * explow.c: (plus_constant_for_output_wide) Removed unused
416 variable all_constant.
418 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
419 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
420 genrecog.c, global.c, integrate.c , stupid.c : Include
423 * genextract.c: (walk_rtx) Remove unused variable link.
425 * genrecog.c: (concat) Remove unreferenced static function.
427 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
429 * stmt.c: Include <stdlib.h>.
430 (expand_asm_operands): Remove unused variable val1.
431 (expand_return): Remove unused variable block.
432 (pushcase): Remove unused variables l and n.
433 (pushcaserange): Likewise.
435 * unroll.c (unroll_loop): Remove unused variable temp.
437 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
439 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
441 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
443 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
444 functions for whether they support the %p format specifier.
445 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
446 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
447 * configure, config.in: Rebuild.
449 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
451 * function.c (assign_parms): New variable named_arg, with value
452 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
454 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
456 * mips/t-r3900: New - same as t-ecoff but eliminate
457 multilibs: mips1 and mips3.
458 * configure.in (tx39*): Use new mips/t-r3900.
459 * configure: Rebuild.
460 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
462 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
464 * dwarf2out.c: Add old_args_size.
465 (dwarf2out_args_size): Use it.
466 (dwarf2out_begin_prologue): Initialize it.
467 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
468 pushed args until we see a call.
469 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
470 before outputting them.
472 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
474 * cplus-dem.c (demangle_template_template_parm): New function.
475 (demangle_template): Handle template template parameters.
477 1998-02-02 Mark Mitchell <mmitchell@usa.net>
479 * calls.c (expand_call): Don't confuse member functions named
480 realloc, setjmp, and so forth with the standard library
481 functions of the same names.
483 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
485 * stmt.c (expand_asm_operands): Correctly identify asm statements
488 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
490 * c-common.c (decl_attributes): Flag unrecognized attribute
491 functions as warnings instead of as errors.
493 1998-02-05 Marc Lehmann <pcg@goof.com>
495 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
496 when -Os is specified.
497 * toplev.c (main): Don't disable flag_inline_functions anymore when
500 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
503 * flags.h (flag_regmove): Declare.
504 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
505 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
506 Moved into regmove; changed caller.
507 * toplev.c (rest_of_compilation): Call regmove_optimize also for
508 expensive_optimizations.
510 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
512 * version.c: Bump for snapshot.
514 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
515 Undo this change (the problem was actually in reload):
516 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
518 * sh.md (movqi_i+1): New peephole.
520 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
522 * jump.c (jump_optimize): Lose calls to modified_in_p they are
523 not needed anymore due to changes elsewhere in jump.c.
525 * jump.c (jump_optimize): Fix first arg to modified_in_p in
528 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
530 * expr.c (expand_builtin_setjmp): Accept two new arguments for
531 the labels to branch to on first and subsequent executions. Don't
532 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
533 and provide it with the jmp_buf. Use only one of
534 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
535 and provide the former with the target label.
536 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
537 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
538 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
539 insn to replace all of the normal nonlocal_goto code. Don't play
540 with __dummy. Correct arguments to nonlocal_goto.
541 * expr.h (expand_builtin_setjmp): Update prototype.
542 * except.c (start_dynamic_handler): When using builtin_setjmp,
543 generate more accurate flow information.
545 * alpha.md (nonlocal_goto_receiver_osf): Delete.
546 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
547 (builtin_longjmp, builtin_setjmp_receiver): New.
548 * sparc.md (update_return): Disambiguate unspec number.
549 (nonlocal_goto): Rearrange arguments to match caller in except.c.
550 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
552 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
553 (builtin_setjmp_setup*, builtin_longjmp): New.
555 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
557 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
559 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
561 * vmsconfig.com: Remove bytecode references.
563 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
565 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
566 -fno-sjlj-exceptions works for a target that defines
567 DWARF2_UNWIND_INFO as zero.
569 * regmove.c (fixup_match_1): Undo last change which removed some
570 "useless" code, and add a comment explaining this.
572 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
574 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
577 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
579 * makefile.vms: Remove bytecode references.
582 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
584 * jump.c (jump_optimize): Allow conditional loading of floating point
585 constants and constants from memory. Reinstalled modified_in_p tests.
587 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
589 * loop.c (get_condition): Handle sign-extended constants.
591 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
593 * expr.c (emit_push_insn): Add code to use movstrti if present.
595 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
596 and movstrqi as in emit_block_move ().
598 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
600 * config/m68k/x-next: Remove /NextDeveloper/Headers from
601 the directories to fixinclude - /usr/include is a link
602 to it and hence its contents are fixed by default.
604 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
606 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
608 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
610 * cccp.c (main): Predefine __VMS_VER on VMS.
612 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
614 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
615 * fold-const.c (size_int): Replace with
617 (make_bit_field_ref): Use bitsize_int for bit position.
618 * stor-layout.c (sizetype): Delete.
619 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
620 (layout_record, layout_union, layout_type):
621 Use bitsize_int for bit size.
622 (set_sizetype): New function.
623 (make_signed_type, make_unsigned_type): Use it.
624 * c-decl.c (init_decl_processing): Likewise.
625 * tree.h (size_int): Don't delcare, #define.
626 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
627 (set_sizetype): Declare.
628 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
630 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
631 Convert result to sizetype.
632 (really_start_incremental_init, push_init_level):
633 Set type of constructor_bit_index to sbitsizetype.
634 (push_init_level): Use unsigned arithmetic to determine padding.
635 (output_init_element): Likewise.
637 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
639 * combine.c (simplify_shift_const): Fix typo in last change.
641 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
643 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
644 is (truncate (lshiftrt)).
646 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
648 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
649 Make sure result winds up in TGT.
650 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
651 src to be other than DImode.
652 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
653 (alpha_expand_unaligned_store_words): Likewise.
654 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
655 that source and destination are separately optimized for alignment.
656 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
658 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
660 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
661 with handling of -32768.
663 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
665 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
666 shell variable argument instead of only hard coded functions.
667 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
669 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
670 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
671 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
672 declarations for bcopy, bcmp and bzero.
674 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
676 * gansidecl.h: If we have bcopy but don't declare it, then do so.
677 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
678 bzero, index and rindex if they aren't already present.
680 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
682 * toplev.c (close_dump_file): Wrap function prototype for
683 argument "func" in PROTO.
684 (dump_rtl): Likewise.
686 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
688 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
690 (output_function_epilogue): Omit epilogue if nothing drops through.
691 (output_move_double): Supress int ldd usage on ultrasparc and v9.
692 (registers_ok_for_ldd_peep): Likewise.
693 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
694 (ultrasparc_adjust_cost): New function.
695 (sparc_issue_rate): New function.
696 * sparc.h (MASK_VIS, TARGET_VIS): New
697 (MASK_V8PLUS, TARGET_V8PLUS): New.
698 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
699 (TARGET_SWITCHES): Add vis and v8plus.
700 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
701 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
702 (RTX_COSTS): Use TARGET_HARD_MUL
703 (ADJUST_COST): Call ultrasparc_adjust_cost.
705 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
706 of load & fp appropritely.
707 (supersparc function units): Adjust for Haifa.
708 (ultrasparc function units): Likewise.
709 (get_pc_via_rdpc): All v9, not just arch64.
710 (movdi_v8plus, movdi_v8plus+1): New.
711 (adddi3_sp32+1): New.
712 (subdi3_sp32+1): New.
713 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
714 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
715 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
716 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
717 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
718 (ldd peepholes): Suppress for v9.
719 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
720 (return_subsi): Revmove.
722 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
724 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
725 save/restore MEM rtl.
727 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
729 * configure.in: Check for declaration of abort.
730 * acconfig.h: Corresponding changes.
731 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
734 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
736 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
739 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
741 * version.c: Bump for snapshot.
743 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
745 * configure.in: Check for atoq and atoll.
746 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
747 proper routine for converting ascii into long long values.
749 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
751 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
753 * vmsconfig.com: Remove bytecode references.
755 * alpha/vms.h (PREFIX): Define.
757 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
759 * am-alpha.h: Don't include alloca for OPEN_VMS.
761 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
763 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
764 (GCC_INCLUDE_DIR): Define
766 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
767 * makefile.vms: New file.
769 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
771 * alpha.c (output_prolog): Output '.name' directive
772 for minimal traceback information.
774 * alpha.c (output_prolog): Don't prepend entry point symbols
775 with '$' on OPEN_VMS.
777 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
778 Jeffrey A Law (law@cygnus.com)
780 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
783 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
785 * genemit.c (gen_exp): Likewise.
786 * genpeep.c (match_rtx): Likewise.
787 * genrecog.c (write_tree_1): Likewise.
789 * c-lex.c (yyprint): Use proper format string based upon
790 disposition of HOST_BITS_PER_WIDE_INT.
791 (yylex): Put casts in right place for args to build_int_2.
793 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
795 * combine.c: Fix typos in Jan27 changes.
797 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
799 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
800 (LINK_SPEC): Likewise.
801 (STARTFILE_SPEC): Likewise.
803 1998-01-28 Mike Stump <mrs@wrs.com>
805 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
807 * genattrtab.c (reload_completed): Define.
809 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
812 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
814 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
815 SUBREG_REG if the word count is unchanged, also in the input reload
816 case. Disable non-applicable sanity checks.
818 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
820 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
822 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
824 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
826 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
828 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
829 is a TREE_VEC before trying to use it for baseclasses.
830 (Chill uses the same field for a different purpose.)
832 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
834 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
836 * config.sub: More accurate determination of HP processor types.
838 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
840 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
841 prototype for `handle_sysv_pragma', and make it static. Add
842 parentheses around assignment used as truth value.
844 * combine.c (combine_instructions): Protect variable `prev' with
846 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
847 (extract_left_shift): Add parentheses around operand of &.
848 (merge_outer_ops): Avoid an empty body in an else-statement.
849 (gen_rtx_combine): Remove unused variable `i'.
851 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
852 function monstartup `void'. Likewise for internal_mcount. Add
853 `static void' prototype for moncontrol. Reconcile sprintf format
856 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
857 Make return type of function_arg_slotno explicitly `int'.
858 (reg_unused_after): Add parentheses around assignment used as
860 (save_regs): Add explicit braces to avoid ambiguous `else'.
861 (function_arg_slotno): Add parentheses around && within ||.
862 (function_arg_pass_by_reference): Likewise.
863 (sparc_flat_output_function_prologue): Reconcile fprintf format
866 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
867 assignment used as truth value.
869 * cplus-dem.c: Include <stdlib.h>.
870 (demangle_signature): Avoid an empty body in an else-statement.
871 (do_type): Remove unused variable `lvl'.
873 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
874 Include <string.h>/<strings.h>.
875 (cpp_lex): Remove unused variable `namelen'.
876 (cpp_lex): Explicitly declare `num_chars' as an int.
878 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
879 <unistd.h> instead. Explicitly declare is_system_include
881 (make_assertion): Remove unused variable `kt'.
882 (cpp_expand_to_buffer): Hide variable `obuf'.
883 (output_line_command): Remove unused variables, `line_end',
884 `line_cmd_buf' and `len'.
885 (macarg): Remove unused variable `arg_start'.
886 (special_symbol): Remove unused variable `i'. Add parentheses
887 around assignment used as truth value.
888 (do_include): Remove unused variables `pcfname' and `retried',
889 hide `pcf' and `pcfbuflimit'.
890 (do_line): Remove unused variable `i'.
891 (finclude): Hide variable `missing_newline'.
892 (cpp_handle_options): Remove unused variable `j'.
893 (read_token_list): Remove unused variable `eofp'.
894 (cpp_error_with_line): Remove unused variable `i'.
895 (cpp_warning_with_line): Likewise.
896 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
897 (cpp_error_from_errno): Remove unused variable `i'.
899 * cse.c (invalidate): Add parentheses around assignment used as
901 (find_best_addr): Move declaration of variable `our_cost' inside
902 the conditional macro where its used.
903 (fold_rtx): Avoid an empty body in an if-statement.
904 (cse_insn): Wrap variables `this_insn_cc0_mode' and
905 `this_insn_cc0' in macro HAVE_cc0.
907 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
908 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
909 (output_uleb128): Likewise.
910 (output_sleb128): Likewise.
911 (output_cfi): Likewise.
912 (output_call_frame_info): Remove unused variables `j', `fde_size'
914 (comp_unit_has_inlines): Hide declaration as per rest of file.
915 (size_of_line_prolog): Correct typo in prototype.
916 (add_arange): Likewise.
917 (output_aranges): Likewise.
918 (add_name_and_src_coords_attributes): Likewise.
919 (gen_array_type_die): Likewise.
920 (gen_inlined_subroutine_die): Likewise.
921 (equate_decl_number_to_die): Remove unused variable `i'.
922 (print_die): Reconcile format vs. args in fprintf's.
923 (print_dwarf_line_table): Likewise.
924 (output_die): Likewise.
925 (output_line_info): Likewise.
926 (add_subscript_info): Avoid an empty body in an else-statement.
927 (gen_subprogram_die): Remove unused variable `fp_loc'.
929 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
930 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
931 macro. Protect `src_coords_attribute' prototype with
932 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
933 prototype as in the rest of the file. Likewise for
934 `output_pointer_type_die' and `output_reference_type_die'. Remove
935 prototype for `type_of_for_scope'.
936 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
937 (type_attribute): Add explicit braces to avoid ambiguous `else'.
939 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
940 (shorten_branches): Protect declaration of tmp_length with
941 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
942 (profile_function): Protect declaration of `sval' and `cxt'
943 variables with appropriate macros.
944 (final_scan_insn): Likewise for `note' variable. Add explicit
945 braces to avoid empty body in an if-statement.
946 (output_asm_insn): Move variable `i' inside macro conditional
947 where it is used. Add parentheses around assignment used as truth
949 (asm_fprintf) Likewise, likewise.
951 * fix-header.c (main): Remove unused variable `done'. Protect
952 declaration of `i' with FIXPROTO_IGNORE_LIST.
954 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
956 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
959 * profile.c: Include <string.h>/<strings.h>.
960 (instrument_arcs): Remove unused variables `note', `inverted',
961 `zero' and `neg_one'.
962 (branch_prob): Avoid empty body in an if-statement.
964 * regclass.c: Include <stdlib.h>.
965 (reg_alternate_class): Explicitly declare parameter `regno'.
967 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
968 parentheses around assignment used as truth value.
969 (find_matches): Remove unused variables `output_operand' and
971 (fixup_match_1): Remove statement with no effect: "if (0) ;".
973 * scan.c (sstring_append): Explicitly declare `count' as int.
974 (scan_string): Explicitly declare parameter `init' as int.
976 * sched.c: Include <stdlib.h>.
977 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
978 (rank_for_schedule): Add parentheses around assignment used as
980 (schedule_block): Likewise.
981 (regno_use_in): Likewise.
982 (schedule_insns): Remove unused variable `i'.
984 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
985 (v_message_with_decl): Remove unused variable `n'.
986 (botch): Explicitly declare parameter `s' as char *.
987 (main): Add parentheses around assignment used as truth value.
989 * tree.c (make_node): Protect the variable `kind' with the
990 GATHER_STATISTICS macro.
991 (real_value_from_int_cst): Move variable `e' inside conditional
992 macro area where it is used.
993 (tree_last): Add parentheses around assignment used as truth value.
994 (build1): Protect the variable `kind' with the GATHER_STATISTICS
996 (print_obstack_statistics): Reconcile format vs. args in fprintf.
997 Protect variables `i', `total_nodes', and `total_bytes' with the
998 GATHER_STATISTICS macro.
1000 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
1002 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
1003 some comments regarding use of dead_or_set_p.
1005 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
1007 * fixincludes: Tweak fix for struct exception in math.h
1009 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
1011 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
1012 Change mode of registers used to add/sub from
1013 hard_frame_pointer_rtx from word_mode to Pmode.
1015 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
1017 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
1018 asm_output_aligned_bss() instead of asm_output_bss().
1020 * toplev.c (rest_of_compilation): Replace references to
1021 stack_reg_dump_file and dbr_sched_dump_file with references to
1024 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
1026 * tlink.c (scan_linker_output): Call fclose() for opened files.
1028 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
1030 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
1031 compiling with -fpic -- we want to be able to override symbols
1033 (alpha_expand_block_move): Fix thinko in last change.
1035 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
1036 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
1037 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
1039 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
1041 * alpha.md (abssf, absdf): Revert last change.
1043 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
1045 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
1046 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
1048 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
1050 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
1051 a CONST_INT into SFmode.
1053 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
1055 * flags.h: New flag (optimize_size).
1056 * toplev.c (main): Parse -Os option and set optimize_space
1058 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
1059 __OPTIMIZE_SIZE__ when compiling with -Os.
1060 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
1061 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
1062 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
1064 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
1066 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
1068 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
1069 stuff only if MCT_TEXT is #define'd.
1071 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
1073 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
1076 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
1078 * toplev.c: Add -dM command line option to dump RTL after the
1079 machine dependent reorganisation pass, if there is one.
1080 Reorganise RTL dump code, so that only one file handle is
1083 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
1085 * except.c (check_exception_handler_labels): Disable warning when
1088 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
1090 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
1092 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1094 * c-decl.c (grokdeclarator): Get parameter tags from
1095 last_function_parm_tags.
1096 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
1097 traversing the parameter types.
1098 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
1100 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
1102 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
1104 (get_shift_alg): Fix typo.
1106 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
1108 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
1110 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
1112 * toplev.c (get_run_time): Make sure each case gets its variables.
1114 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
1116 * configure.in (build_xm_file): Add auto-config.h if host=build.
1117 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
1118 (build_xm_file_list): Likewise.
1119 * configure: Rebuild.
1121 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1123 * recog.c (validate_replace_rtx_1): Only perform substitutions
1124 of arguments to commutative and comparison operators once.
1126 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1128 * sparc.c (output_cbranch): Add default case in
1131 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
1132 (emit_delay_sequence): Eliminate unused parameter, all callers
1134 (fill_simple_delay_slots): Likewise.
1135 (fill_slots_from_thread): Likewise.
1136 (fill_eager_delay_slots): Likewise.
1137 (mark_referenced_resources): Add default case in enumeration switch.
1138 (mark_set_resources): Likewise.
1139 (rare_destination): Likewise.
1140 (mostly_true_jump): Likewise.
1141 (find_dead_or_set_registers): Likewise.
1142 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
1143 (update_reg_unused_notes): Remove unused variable `p'.
1144 (mark_target_live_regs): Remove unused variables `next' and
1146 (fill_simple_delay_slots): Remove unused variable `j'.
1147 (fill_slots_from_thread): Add parentheses around assignment used
1149 (dbr_schedule): Likewise.
1151 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
1152 (objc.stage2, objc.stage3, objc.stage4): Likewise.
1154 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
1156 * cse.c (simplify_ternary_operation): Don't try to simplify
1157 IF_THEN_ELSE expressions (created by combine) that don't use
1158 relational operators.
1160 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
1162 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
1165 * crtstuff.c (init_dummy): Keep the epilogue in the init
1166 section for non-ELF systems.
1168 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1170 * sh.md (movqi_i+1): New peephole.
1172 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
1174 * Makefile.in: Remove remaining bytecode stuff.
1175 * emit-rtl.c, expr.c: Likewise.
1177 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
1179 * toplev.c (lang_options): Add unknown-pragma options.
1181 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
1183 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
1184 special (and incomplete) handling for Chill arrays.
1186 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
1188 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
1191 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
1193 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
1195 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
1197 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
1198 .frame directive instead of FRAME_POINTER_REGNUM.
1200 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
1202 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
1203 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
1204 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
1205 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
1206 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
1207 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
1208 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
1209 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
1211 * longlong.h: Replace __mc68332__ with __mcpu32__.
1213 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
1215 * version.c: Bump for snapshot.
1217 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
1219 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
1220 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
1221 * reload1.c (eliminate_regs): Likewise.
1223 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
1225 * regmove.c (find_matches): Initialize matches->earlyclobber too.
1227 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
1229 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
1230 (negsf2, negdf2): Use proper subtract in IEEE mode.
1232 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
1234 * Makefile.in: Remove more bytecode stuff.
1235 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
1236 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
1237 * f/install.texi, objc/Make-lang.in: Likewise.
1239 * Makefile.in: Remove all bytecode support.
1240 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
1241 * emit-rtl.c: Remove all bytecode support.
1242 * expr.c, expr.h function.c, integrate.c: Likewise.
1243 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
1244 * tree.h, varasm.c: Likewise.
1245 * config/m68k/m68k.h: Likewise.
1246 * bi-*, bc-*, bytecode*: Delete bytecode related files.
1247 * modemap.def: Likewise.
1249 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
1251 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
1252 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
1254 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
1256 * i386.md (push): Prohibit symbolic constants if flag_pic.
1257 (movsi+1): Likewise for move to non-register.
1259 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
1261 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
1262 (print_operand): Handle 0xffffffff on 32 bit host.
1264 * configure.in (thread_file): Rename uses before main loop to
1265 target_thread_file. Initialize to empty in main loop. Set thread_file
1266 to target_thread_file after main loop if not set.
1267 * configure: Rebuild.
1269 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
1270 (add_values_to_cover): Revert last change (which had no ChangeLog
1272 (simplify_with_current_value_aux): Handle CONST_INT.
1274 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1276 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
1278 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
1280 * configure.in: Add cpp stringify test.
1281 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
1282 * gengenrtl.c: Use it.
1283 * configure, config.in: Rebuild.
1285 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1287 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
1289 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
1291 * configure.in: Find declaration for sbrk.
1292 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
1293 * config.in, configure: Rebuild.
1294 * mips-tfile.c: Properly protect declaration of sbrk and free.
1295 * toplev.c: Properly protect declaration of sbrk.
1297 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
1299 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
1301 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
1303 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
1305 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
1307 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
1309 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
1311 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
1312 constant offset computations from objects with known alignment in
1313 the presence of STACK_BIAS.
1315 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
1317 (const_hash): Hash val is unsigned long.
1318 (SYMHASH): Likewise.
1320 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
1322 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
1323 char pointer, not HOST_WIDE_INT.
1324 (print_node): Likewise. Also hash is unsigned long not
1327 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
1329 * explow.c (optimize_save_area_alloca): New function for targets
1330 where SETJMP_VIA_SAVE_AREA is true.
1331 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
1332 compute the amount of stack space needed should we find later that
1333 setjmp is never called by this function, stuff rtl for this inside
1334 a REG_NOTE of the final SET of stack_pointer_rtx.
1335 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
1336 current_function_calls_alloca, call optimize_save_area_alloca.
1338 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
1340 * i386.md: Remove redundant integer push patterns.
1341 Don't bother checking for TARGET_PUSH_MEMORY when
1342 pushing constants or registers.
1344 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
1345 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
1347 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
1348 (pwait): New function for mingw32.
1350 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
1351 pipe support is broken for now.
1353 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
1355 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
1356 between frame_pointer_rtx, hard_frame_pointer_rtx, and
1357 arg_pointer_rtx is respected in initialization.
1358 (init_emit_once): Use gen_rtx_raw_REG() to create
1359 return_address_pointer_rtx.
1361 * reorg.c: #include "expr.h" for rtx prototypes.
1362 * Makefile.in (reorg.o): Depend on expr.h
1364 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
1366 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
1367 local_prefix to sub-make invocations.
1369 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
1371 * objc-parse.c: Recognize protocol qualifiers in class definitions.
1373 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
1377 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
1378 * configure.in: Check for atol.
1379 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
1381 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
1383 * loop.c (find_and_verify_loops): When attempting to move insns from
1384 inside the loop outside the loop, create a BARRIER if no suitable
1387 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
1388 favor of an equivalent change from gcc-2.8.
1390 * i386/x-sco5 (CC): Remove trailing whitespace.
1392 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1394 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
1395 (accessor_from_format): Likewise.
1396 (xmalloc): New function for use when linking with alloca.o.
1398 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1400 * frame.c (find_fde): Correct FDE's upper bound.
1402 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
1404 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
1406 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
1408 * calls.c (expand_call): Move #ifdef code out of macro argument
1410 (emit_library_call, emit_library_call_value): Likewise.
1412 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
1414 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
1416 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
1418 * version.c: Bump for snapshot.
1420 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
1422 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
1423 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
1424 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
1425 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
1426 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
1427 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
1428 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
1429 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
1430 * unroll.c, varasm.c: Likewise.
1431 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
1433 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
1435 * mips.h: Fix some type-o's from a previous change.
1437 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
1439 * loop.c (check_dbra_loop): Make sure initial value is a
1440 CONST_INT before trying to normalize it.
1442 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
1444 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
1446 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
1448 * cppexp.c: Include gansidecl.h
1450 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
1452 * svr4.h (LINK_SPEC): Never specify -h.
1453 * ptx4.h (LINK_SPEC): Likewise.
1454 * rs6000/sysv4.h (LINK_SPEC): Likewise.
1455 * sparc/sol2.h (LINK_SPEC): Likewise.
1457 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
1459 * c-typeck.c (comptypes): Exit early on NULL input.
1461 * haifa-sched.c (schedule_insns): Correctly remove inter-block
1462 dependencies after reload.
1464 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
1466 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
1468 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
1470 * alpha/vms.h (DIR_SEPARATOR): define
1472 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1474 * Makefile.in (stamp-proto): Remove.
1475 (protoize.o, unprotoize.o): Straightforward compile.
1476 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
1478 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
1480 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
1481 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
1483 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
1485 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
1486 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
1487 * sparc/netbsd.h, vax/netbsd.h: Likewise.
1489 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
1491 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
1493 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
1495 * configure.in (target_cpu_default, target_cpu_default2): Use double
1496 quotes around them when testing their value.
1497 * configure: Rebuilt.
1499 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
1501 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
1503 (gendef): Call obstack_alloc_rtx.
1505 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
1507 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
1510 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
1512 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
1513 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
1514 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
1516 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
1518 * mips.md (return_internal): Change mode from SImode to VOIDmode.
1520 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
1522 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
1525 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
1527 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
1528 suffix from operand 3.
1530 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1531 Jeffrey A Law (law@cygnus.com)
1533 * regmove.c: New implementation of regmove pass.
1534 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
1535 decls, make them have external linkage. Return a value from
1536 optimize_reg_copy_1.
1537 * reload.h (count_occurrences): Add decl.
1538 * reload1.c (count_occurrences): Delete decl, make it have external
1540 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
1542 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
1544 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
1545 if it is not defined.
1547 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
1549 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
1550 * emit-rtl.c (gen_rtx): Move special code to ...
1551 (gen_rtx_CONST_INT): New function.
1552 (gen_rtx_REG): New function.
1553 (*): Update all calls to gen_rtx.
1554 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
1555 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
1556 (GEN_INT): Call gen_rtx_CONST_INT.
1557 * gengenrtl.c: New file.
1559 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
1561 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
1562 (base_alias_check): If no base found for address call canon_rtx and
1565 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
1567 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
1568 arguments for mips16.
1569 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
1570 Don't lose if tsize is zero after handling large stack for mips16.
1571 * mips.md (return): For trivial return, return address is in $31.
1573 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
1575 * mips/mips16.S: Various changes to make it work with -msingle-float
1578 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
1579 Ian Lance Taylor <ian@cygnus.com>
1580 Jeff Law <law@cygnus.com>
1582 * mips.c, mips.h, mips.md: First cut at merging in mips16
1583 support. Major modifications throughout all three files.
1585 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
1587 * configure.in: Make gthr-default.h a forwarding header instead of
1590 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1592 * gcov-io.h: Include sys/types.h to ensure we get size_t.
1594 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
1596 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
1597 Jeffrey A Law (law@cygnus.com)
1599 * crtstuff.c (__frame_dummy): New function for irix6.
1600 (__do_global_ctors): Call __frame_dummy for irix6.
1601 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
1603 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
1605 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
1607 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
1609 * c-decl.c (init_decl_processing): Provide proper fallback symbol
1610 for __builtin_memset.
1611 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
1612 not INTEGER_CST. Assert arg 3 is a constant.
1614 * alpha.c (mode_width_operand): Accept 64-bit modes.
1615 (mode_mask_operand): Likewise.
1616 (print_operand): Likewise for 'M' and 'U' codes.
1617 (alpha_expand_unaligned_load): New function.
1618 (alpha_expand_unaligned_store): Likewise.
1619 (alpha_expand_unaligned_load_words): Likewise.
1620 (alpha_expand_unaligned_store_words): Likewise.
1621 (alpha_expand_block_move): Likewise.
1622 (alpha_expand_block_clear): Likewise.
1623 * alpha.h (MOVE_RATIO): New define.
1624 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
1625 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
1627 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
1628 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
1630 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
1632 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
1633 * configure: Update.
1635 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
1637 * emit-rtl.c (operand_subword): Correctly handle extracting a word
1638 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
1640 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
1643 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
1645 * configure.in: Set and subsitute host_exeext. Use it when creating
1646 the assembler and linker symlinks.
1647 * configure: Rebuild.
1648 * Makefile.in (exeext): Set to @host_exeext@.
1649 (build_exeext): New variable, set to @build_exeext@.
1650 (FLAGS_TO_PASS): Pass down build_exeext.
1651 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
1654 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
1656 * mn10200.md (addsi3, subsi3): Fix thinkos.
1658 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
1660 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
1661 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
1662 unix always, since we want to be able to thunk to functions in a
1663 shared library from an application.
1665 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
1667 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
1668 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1670 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
1672 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
1673 offset's mode is not ptr_mode, convert it.
1675 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
1677 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
1678 compiling if it was already defined.
1680 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
1682 * flow.c (find_basic_blocks): Don't create a new basic block
1683 for calls in a LIBCALL block.
1685 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
1687 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
1689 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
1691 * cse.c (rtx_cost): Remove conflicting default case.
1693 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
1695 * configure.in: Move default enabling of Haifa out of for loop.
1696 * configure: Rebuild.
1698 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
1700 * version.c: Bump for snapshot.
1702 1997-12-25 Teemu Torma <tot@trema.com>
1704 * Makefile.in (GTHREAD_FLAGS): New var.
1705 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
1706 (distclean): Remove gthr-default.h.
1708 * configure.in: Accept dce as a thread package.
1709 Check for thread.h and pthread.h.
1710 Link gthr-default.h to appropriate thread file and set
1712 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
1713 include multilib definitions from pa/t-dce-thr.
1714 (sparc-*-solaris2*): Enable threads by default, if thread.h or
1715 pthread.h is found, preferring posix threads over solaris ones.
1717 * config/pa/t-dce-thr: New file.
1718 * config/pa/t-pa: Removed multilibs.
1719 * config/sparc/t-sol2: Ditto.
1722 * gthr-single.h: New file.
1723 * gthr-posix.h: New file.
1724 * gthr-solaris.h: New file.
1725 * gthr-dce.h: New file.
1726 * libgcc-thr.h: Removed.
1727 * objc/thr-dce.c: New file copied from thr-decosf1.c.
1729 * frame.c: Include gthr.h instead of libgcc-thr.h.
1730 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
1731 (eh_context_initialize): If __gthread_once fails, use static eh
1733 (eh_context_free): Call __gthread_key_dtor.
1735 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
1737 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
1739 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
1741 * cse.c (max_insn_uid): New variable.
1742 (cse_around_loop): Use max_insn_uid.
1743 (cse_main): Set max_insn_uid.
1745 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
1746 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
1747 -mlong64, and -mgp{32,64} options.
1748 * mips.c (mips_abi): Change type to int.
1749 * mips.h (enum mips_abi_type): Delete.
1750 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
1751 (mips_abi): Change type to int.
1753 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
1755 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
1756 optimization is now always enabled.
1758 * calls.c (expand_call): Recognize C++ operator new as malloc-like
1761 * alias.c (memrefs_conflict_p): Eliminate tests now done by
1763 (*_dependence): Call canon_rtx before base_alias_check.
1764 (init_alias_once): New function to precompute set of registers which
1765 can hold Pmode function arguments.
1767 * rtl.h: Declare init_alias_once.
1769 * toplev.c (compile_file): Call init_alias_once.
1771 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
1773 * tree.c (restore_tree_status): Do not dereference a null pointer.
1775 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
1777 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
1778 RLIMIT_STACK. This maintains consistency with the recent, similar
1779 patch to cccp.c and toplev.c.
1781 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
1783 * genattrtab.c (expand_units): For large nr opclasses, expand
1784 function_units_used with ORX to prevent blowups. Tag with FFS.
1785 (num_unit_opclasses): New variable.
1786 (gen_unit): Update it.
1787 (enum operator): Add ORX_OP.
1788 (operate_exp): Treat ORX as or, except don't expand across an if.
1789 Reuse number rtx's after operating on them.
1790 (check_attr_value): Accept IOR, AND, & FFS.
1791 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
1792 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
1793 (write_expr_attr_cache, write_toplevel_expr): New functions.
1794 (write_attr_get): Handle FFS-tagged expressions.
1795 (make_canonical): Don't expand const attributes.
1796 (convert_const_symbol_ref): Dike out.
1797 (evaluate_eq_attr): Handle SYMBOL_REF.
1798 (main): Don't emit get_attr_foo for const attributes.
1800 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
1801 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
1802 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
1803 * alpha.md: Redo all of the scheduling, adding EV6 support, and
1804 combining function units where possible.
1805 (attr "type"): Split loads, stores, cmov into int/fp. Combine
1806 multiplies and divides. Add EV6 sqrt, ftoi, itof.
1807 (attr "opsize"): New attribute.
1808 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
1809 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
1810 to control register allocation.
1811 (movsi2-1, movdi2-1): Likewise.
1813 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
1815 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
1816 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
1817 Move OSF/1 specific defines out.
1818 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
1819 Move Linux specific defines out.
1820 (LINK_SPEC): Genericize.
1821 (ASM_FILE_START): Emit .arch if using more than the base insn set.
1822 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
1823 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
1824 (HANDLE_SYSV_PRAGMA): Define.
1825 * alpha/osf.h: New file.
1826 * alpha/linux.h: Split. Retain file-format independant defines.
1827 Import Linux bits from elf.h.
1828 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
1829 (FUNCTION_PROFILER): _mcount takes its address in $28.
1830 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
1831 * alpha/linux-ecoff.h: New file.
1832 * alpha/linux-elf.h: New file.
1833 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
1834 * alpha/win-nt.h (TARGET_DEFAULT): Define.
1835 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
1836 Add new headers as appropriate.
1838 * configure.in (alpha*): Enable Haifa by default.
1839 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
1840 * configure: Rebuild.
1842 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
1844 * Makefile.in (clean): Remove the stages with their objects here ...
1845 (distclean): ... instead of here.
1847 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1849 * cse.c (rtx_cost): Add default case in enumeration switch.
1850 * fix-header.c (recognized_macro): Likewise.
1851 (recognized_extern): Likewise.
1852 (write_rbrac): Likewise.
1853 * objc/objc-act.c (encode_aggregate): Likewise.
1854 (gen_declarator): Likewise.
1855 (gen_declspecs): Likewise.
1857 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
1859 * haifa-sched.c (create_reg_dead_note): Detect and handle another
1860 case where we kill more regs after sched than were killed before
1862 * sched.c (create_reg_dead_note): Similarly.
1864 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
1866 * c-pragma.c: Include flags.h.
1868 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
1870 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
1871 about system headers.
1872 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
1873 and also to resolve symbols in prefix.c.
1875 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
1876 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
1877 when the definitions in auto-config.h is not visible.
1878 (HAVE_BZERO): Likewise.
1879 (HAVE_BCMP): Likewise.
1880 (HAVE_RINDEX): Likewise.
1881 (HAVE_INDEX): Likewise.
1883 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
1885 * pa.c (emit_move_sequence): Handle a function label source
1888 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
1890 * c-pragma.c (handle_pragma_token): Generate warning messages
1891 about unknown pragmas if warn_unknown_pragmas is set.
1893 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
1894 line option to set variable: warn_unknown_pragmas.
1896 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
1898 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
1900 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
1902 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
1904 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
1905 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
1906 generate more fine grained floating point emulation libraries.
1907 * config/fp-bit.c: Add protecting #ifdef to all functions so
1908 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
1909 then compile all suitable functions.
1910 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
1911 underscores to avoid namespace pollution.
1912 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
1914 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
1918 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1919 Jeff Law <law@cygnus.com>
1921 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
1923 * c-decl.c (finish_decl): Use parentheses around && within ||.
1924 * rtl.c: Include stdlib.h.
1925 (read_skip_spaces): Add parentheses around assignments used as
1927 (read_rtx): Initialize list_rtx.
1928 * cppexp.c (parse_number): Use || when operands are truth values.
1929 * alias.c (find_base_value): Add default case.
1930 (memrefs_conflict): Likewise.
1931 * combine.c (sets_function_arg_p): Likewise.
1932 * genemit.c (gen_exp): Likewise.
1933 * local-alloc.c (contains_replace_regs): Likewise.
1934 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
1935 * fold-const.c (fold_convert): Use "&&" for truth values.
1936 (fold): Add default case.
1937 * sdbout.c (sdbout_field_types): Fix typo in declaration.
1938 (sdbout_one_type): Add default case.
1939 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
1940 (some_operand): Add default case.
1941 (input_operand): Likewise.
1942 (signed_comparison_operator): Likewise.
1943 (divmod_operator): Likewise.
1944 (alpha_set_memflags_1): Likewise.
1945 * reload1.c (reload_cse_simplify_operands): Ensure function
1946 always returns a value.
1947 * scan-decls.c (scan_decls): Likewise.
1948 * c-lex.c (skip_white_space): Fix typo in declaraion.
1949 * c-typeck.c (comp_target_types): Add parentheses around assignment
1950 used as truth value.
1951 (print_spelling): Likewise.
1952 (constructor_implicit, constructor_result): Remove unused variables.
1953 * collect2.c (scan_library): Protect prototype with
1954 #ifdef SCAN_LIBRARIES.
1955 * emit-rtl.c (find_line_note): Fix typo in declaration.
1956 * final.c (asm_insn_count): Protect prototype with
1957 #ifdef HAVE_ATTR_length.
1958 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
1959 (try_pre_increment_1, try_pre_increment): Likewise.
1960 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
1961 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
1962 * gcov-io.h (__store_long, __write_long, __read_long): Fix
1963 unsigned/signed comparisons.
1964 * gcov.c (read_files): Remove unused "first_type" variable.
1965 (scan _for_source_files): Initialize s_ptr.
1966 (function_summary): Eliminate "%lf" formatting, use %ld for
1968 (output_data): Initialize branch_probs and last_line_num.
1969 Eliminate "%lf" formatting, use "%ld" for longs.
1971 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
1973 * mips16.S: New file.
1975 * libgcc2.c (varargs): Handle mips16.
1977 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
1979 * stmt.c (expand_end_case): Likewise.
1980 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
1981 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
1982 * rs6000.h, sh.h, tahoe.h, v850.h vax.h z8k.h: Likewise.
1984 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1986 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
1987 the build directory.
1988 (libobjc.a): Update dependency list.
1989 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
1991 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
1992 (objc.mostlyclean): Remove runtime-info.h.
1994 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
1996 * tree.c (build_range_type): Allow creation of ranges with no maximum.
1997 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
1998 * dwarf2out.c (add_subscript_info): Likewise.
1999 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
2000 * sdbout.c (plain_type_1): Likewise.
2001 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
2003 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
2006 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2008 * mips.c (fatal): Remove declaration.
2010 1997-12-18 Mark Mitchell <mmitchell@usa.net>
2012 * integrate.c (get_label_from_map): New function.
2013 (expand_inline_function): Use it. Initialize the label_map to
2014 NULL_RTX instead of gen_label_rtx.
2015 (copy_rtx_and_substitute): Use get_label_from_map.
2016 * integrate.h (get_label_from_map): New function.
2017 (set_label_from_map): New macro.
2018 * unroll.c (unroll_loop): Use them.
2019 (copy_loop_body): Ditto.
2021 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
2023 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
2024 (INIT_TARGET_OPTABS): Define.
2025 * mips/ecoff.h: Include gofast.h before mips.h.
2026 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
2027 * mips/elf64.h: Likewise.
2028 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
2030 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
2032 * except.c: Remove register_exception_table{,_p}.
2034 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
2036 * unroll.c (calculate_giv_inc): Handle constant increment found in
2037 a MEM with an appropriate REG_EQUAL note.
2039 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
2041 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
2042 frame pointer in the prologue.
2044 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
2046 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
2047 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
2049 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
2051 * config/m68k/m68k.c (output_function_prologue): Typecast
2052 dwarf2out_cfi_label to (char *).
2053 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
2055 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
2057 * sparc.md (jump): Don't use the annul bit around an empty loop.
2058 Patch from Kevin.Kelly@East.Sun.COM.
2060 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
2062 * jump.c: (jump_optimize): Don't use the return register as a
2063 source1 of a conditional move.
2065 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
2067 * sparc.c (DF_MODES): Or the mask not the bit number.
2068 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
2070 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
2072 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
2074 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
2076 * fixincludes (size_t): Add support for Motorola's stdlib.h
2077 which fails to provide a definition for size_t.
2078 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
2079 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
2080 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
2082 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
2083 prevent unresolved externals in libio.
2084 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
2086 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
2088 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
2089 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
2090 (LIB_SPEC): Updated for glibc 2.
2092 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
2094 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
2095 * ginclude/varargs.h: Likewise.
2097 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
2099 * version.c: Bump for snapshot.
2101 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
2103 * frame.h (__register_frame, __register_frame_table,
2104 __deregister_frame): New.
2105 * frame.c (__register_frame, __register_frame_table,
2106 __deregister_frame): New.
2107 * frame.c (__deregister_frame_info): Return void *.
2108 * frame.h (__deregister_frame_info): Ditto.
2109 * collect2.c (__deregister_frame_info): Ditto.
2111 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
2113 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
2115 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
2117 * alpha.c (alpha_cpu_name): New variable.
2118 (alpha_mlat_string): Likewise.
2119 (alpha_memory_latency): Likewise.
2120 (override_options): Handle -mmemory-latency.
2121 (alpha_adjust_cost): Adjust load cost for latency.
2122 * alpha.h (TARGET_OPTIONS): Add meory-latency.
2123 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
2124 TARGET_CIX into account.
2125 (MEMORY_MOVE_COST): Define in terms of memory_latency.
2126 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
2128 * alpha.h (ASM_COMMENT_START): New macro.
2130 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
2132 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
2133 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
2135 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
2136 SUBREG_REG if the word count is unchanged.
2137 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
2138 subregs of identical word size for push_reload.
2140 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
2142 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
2143 if all we're doing is dealing with -Wreturn-type.
2145 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
2147 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
2148 Use and 255 instead of zapnot 1, since it schedules better.
2150 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
2152 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
2155 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
2157 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
2158 dependency we delete. Properly update prev for multiple consecutive
2160 (priority): Skip deleted dependence.
2162 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
2164 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
2166 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
2168 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
2169 determining when a new basic block starts.
2171 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
2173 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
2174 * pa.md (iorsi3): Add missing args to *_operand calls.
2176 * except.c (call_get_eh_context): Don't mess with sequences.
2177 (emit_eh_context): Include the call in the sequence here.
2179 1997-12-11 Paul Eggert <eggert@twinsun.com>
2181 * collect2.c (write_c_file_glob): Allocate initial frame object
2182 in static storage and pass its address.
2184 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
2186 * except.c (call_get_eh_context): Don't take a parm.
2187 Put the call at the top of the function.
2188 (emit_eh_context): Adjust.
2189 (get_eh_context): Replace with former use_eh_context.
2190 (get_eh_context_once, get_saved_pc_ref): Remove.
2191 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
2193 * integrate.c (expand_inline_function): Adjust.
2194 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
2196 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
2198 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
2199 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
2201 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
2203 * fixincludes (strlen,strspn,strcspn return value): Handle different
2205 (hypot): Provide a fake for hypot which is broken on
2206 m88k-motorola-sysv3.
2208 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
2210 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
2211 tree_code_name from pointers to arrays.
2212 * tree.c: Remove standard_tree_code_* variables, no longer used.
2213 * print-tree.c: Remove declaration of tree_code_name.
2215 * cp/lex.c (init_lex): Update for tree_code_* changes.
2216 * objc/objc-act.c (init_objc): Likewise.
2218 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
2221 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
2223 * config.sub: Add support for BeOS target.
2224 * configure.in: Likewise.
2225 * ginclude/stdarg.h: Likewise.
2226 * ginclude/stddef.h: Likewise.
2227 * ginclude/varargs.h: Likewise.
2228 * rs6000/beos.h: New file for BeOS.
2229 * rs6000/t-beos: Likewise.
2230 * rs6000/x-beos: Likewise.
2231 * rs6000/xm-beos.h: Likewise.
2232 * toplev.c (get_run_time): Just return 0 on BeOS.
2234 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
2235 Toon Moene (toon@moene.indiv.nluug.nl)
2237 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
2238 old and broken Sun3 assemblers. Newer versions handle large
2239 offsets correctly as does the GNU assembler.
2241 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
2243 * objc/objc-act.c (lang_report_error_function): Disable.
2244 * objc/objc-parse.y: Include "output.h".
2245 (yyerror): Remove redundant decl.
2246 (yyprint): Fix prototype.
2247 (apply_args_register_offset): Remove redundant decl.
2248 (get_file_function_name): Likewise.
2250 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
2252 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
2254 (find_basic_blocks_1): Likewise.
2256 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
2258 * except.c (use_eh_context): Don't copy_rtx a REG.
2259 (emit_throw): Lose old unwinder support.
2260 (expand_internal_throw): Likewise.
2261 * libgcc2.c (struct eh_context): Likewise.
2262 (new_eh_context): Likewise.
2263 (__get_eh_info): Lose redundant cast.
2264 (__get_dynamic_handler_chain): Likewise.
2265 (__get_saved_pc): Lose.
2266 Lose all old unwinder support code.
2268 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
2270 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
2272 * integrate.c (expand_inline_function): If the inline fn uses eh
2273 context, make sure that the current fn has one.
2274 * toplev.c (rest_of_compilation): Call emit_eh_context.
2275 * except.c (use_eh_context): New fn.
2276 (get_eh_context_once): New fn.
2277 (call_get_eh_context): New fn.
2278 (emit_eh_context): New fn.
2279 (get_eh_context): Call either get_eh_context_once or
2280 call_get_eh_context, depending on what we have.
2281 (get_dynamic_handler_chain): Call get_eh_context_once.
2282 * except.h: Prototypes for fns above.
2283 * optabs.c (get_eh_context_libfunc): Removed.
2284 (init_optabs): Don't initialize it.
2285 * expr.h (get_eh_context_libfunc): Removed.
2286 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
2287 * config/pa/pa.h (CPP_SPEC): Support for -threads.
2288 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
2289 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
2290 New multilib for -threads.
2291 * config/sparc/t-sol2: Added multilibs for -threads and
2292 made -pthreads alias to it.
2293 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
2294 Added -threads and -pthreads options.
2295 * libgcc-thr.h: New file.
2296 * libgcc2.c: (__get_cpp_eh_context): Removed.
2297 (struct cpp_eh_context): Removed.
2298 (struct eh_context): Replaced cpp_eh_context with generic language
2300 (__get_eh_info): New function.
2301 (__throw): Check eh_context::info.
2303 * libgcc2.c: Include libgcc-thr.h.
2304 (new_eh_context, __get_eh_context,
2305 eh_pthread_initialize, eh_context_initialize, eh_context_static,
2306 eh_context_specific, eh_context_free): New functions.
2307 (get_eh_context, eh_context_key): New variables.
2308 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
2309 get_eh_context to get the context.
2310 (longjmp): Move the declaration inside
2311 #ifdef DONT_USE_BUILTIN_SETJMP.
2312 * frame.c: Include libgcc-thr.h.
2313 (object_mutex): Mutex to protect the object list.
2314 (find_fde, __register_frame, __register_frame_table,
2315 __deregister_frame): Hold the lock while accessing objects.
2316 * except.h (get_eh_context): Declare.
2317 * except.c (current_function_ehc): Define.
2318 (current_function_dhc, current_function_dcc): Removed.
2319 (get_eh_context): New function.
2320 (get_dynamic_handler_chain): Use get_eh_context.
2321 (get_saved_pc_ref): Ditto.
2322 (get_dynamic_cleanup_chain): Removed references to
2323 current_function_dcc.
2324 (save_eh_status, restore_eh_status): Save and restore
2325 current_function_ehc instead.
2326 * optabs.c (get_eh_context_libfunc): New variable.
2327 (init_optabs): Initialize it.
2328 * expr.h: Declare get_eh_context_libfunc.
2329 * function.h (struct function): Replaced dhc and dcc with ehc.
2330 * except.c (get_saved_pc_ref): New functions.
2331 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
2332 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
2334 (end_eh_unwinder): Likewise.
2335 (init_eh): Remove initialization of eh_saved_pc.
2336 * optabs.c (get_saved_pc_libfunc): New variable.
2337 (init_optabs): Initialize it.
2338 * expr.h: Declare get_saved_pc_libfunc.
2339 * except.h (eh_saved_pc_rtx): Deleted.
2340 (get_saved_pc_ref): Declared.
2342 From Scott Snyder <snyder@d0sgif.fnal.gov>:
2343 * libgcc2.c (__get_saved_pc): New.
2344 (__eh_type, __eh_pc): Deleted.
2345 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
2346 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
2349 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
2351 * sparc/sol2.h: Use 64 bit multiply and divide functions in
2352 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
2355 * rtl.h (global_rtl): New variable, replacing separate variables for
2357 (const_int_rtx): Now array of rtx_def, not rtx.
2358 * emit-rtl.c: Update for new rtl data structures.
2359 * genattrtab.c: Define global_rtl.
2361 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
2363 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
2366 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
2368 * crtstuff.c (__do_global_ctors): Fix typo.
2370 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
2372 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
2373 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
2375 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
2377 * rs6000.h (FUNCTION_ARG_PADDING): Define.
2378 * rs6000.c (function_arg_padding): New function.
2380 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
2382 * m68k.c: Include tree.h only once.
2384 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2386 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
2388 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
2390 * Partially cleaned up prototyping code from HJ.
2391 * tree.h: Add many prototypes.
2392 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
2393 All references changed.
2394 * rtl.h: Protect from multiple inclusions. Add many prototypes.
2396 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
2398 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
2399 string functions like strlen.
2401 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
2403 * configure.in: Check for functions getrlimit and setrlimit.
2404 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
2405 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
2407 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
2409 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
2411 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
2413 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
2416 * alpha.c (override_options): Don't know about scheduling for EV6.
2417 * alpha.md (ev5 function units): Don't overload as ev6.
2419 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
2420 * alpha.md (define_attr type): Add mvi.
2421 (ev5_e0): Define sceduling parameters for it.
2422 (TARGET_MAX insns): Type is mvi not shift.
2424 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
2426 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
2428 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2430 * cstamp-h, auto-config.h: Delete.
2432 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
2434 * version.c: Bump for snapshot.
2436 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
2438 * cccp.c: Fix typo brought over in merge.
2440 * Merge in changes from gcc-2.8.
2442 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
2444 * m68k.c: Include tree.h for dwarf2out_cfi_label.
2446 * gcc.c (process_command): Do not take address of function fatal when
2447 calling lang_specific_driver.
2449 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
2451 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
2452 doesn't work with it yet, so set it to 0.
2453 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
2455 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
2457 * cse.c (cse_insn): Check for invalid entries when taking references.
2459 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2461 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
2462 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
2463 * toplev.c (rest_of_compilation): Pass it. Remove code to
2464 save / clear / restore flag_unroll_{,all_}loops.
2466 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2468 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
2470 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
2472 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
2474 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
2476 * except.c (get_dynamic_handler_chain): Only make the call once per
2479 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
2481 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2483 * sh.c (final_prescan_insn): Use local label prefix
2484 when emitting .uses pseudo-ops.
2486 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
2488 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
2489 * except.c: Lose outer_context_label_stack.
2490 (expand_eh_region_end): Rethrow from outer_context here.
2491 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
2492 (expand_internal_throw): Take no args.
2493 (expand_internal_throw_indirect): Lose.
2494 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
2495 (expand_start_all_catch): Start a rethrow region.
2496 (expand_end_all_catch): End it.
2497 (expand_rethrow): New fn.
2498 * except.h: Reflect above changes.
2499 * flow.c: Revert change of Nov 27.
2501 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
2503 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
2505 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
2507 * except.c (expand_fixup_region_end): New fn.
2508 (expand_fixup_region_start): Likewise.
2509 (expand_eh_region_start_tree): Store cleanup into finalization here.
2510 * stmt.c (expand_cleanups): Use them to protect fixups.
2512 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
2514 * mips/mips.md (muldi3_r4000): Broaden the output template
2515 and attribute assignments to handle three operand dmult;
2516 rename to muldi3_internal2.
2517 (muldi3): Call the new muldi3_internal2 for R4000, and
2518 any GENERATE_MULT3 chip.
2520 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
2522 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
2524 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
2526 * unroll.c (find_splittable_givs): Remove last change. Handle givs
2527 with a dest_reg that was created by loop.
2529 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
2531 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
2533 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
2535 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
2537 * configure.in: Fix NCR entries.
2539 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
2541 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
2542 nested exceptions correctly.
2544 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
2545 that was created by loop.
2547 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
2549 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
2551 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
2553 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
2555 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
2556 (print_operand): Use SMALL_DATA_REG for the register involved in
2557 small data relocations.
2558 (print_operand_address): Ditto.
2560 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
2561 -dynamic linker is not used.
2563 * rs6000.md (call insns): For local calls, use @local suffix under
2564 System V. Don't use @plt under Solaris.
2566 * rs6000.c (output_function_profiler): Put label address in r0, and
2567 store LR in 4(sp) for System V/eabi.
2569 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
2570 byte boundary, and maintain stack backchain.
2572 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
2574 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
2575 fix_truncsfdi2): Change *.
2577 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
2579 * toplev.c (main): Complain about -gdwarfn.
2581 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
2583 * dwarfout.c (output_type): If finalizing, write out nested types
2584 of types we've already written.
2586 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
2588 (patches originally from Geoffrey Keating)
2589 * rs6000.c (function_arg): Excess floating point arguments don't
2590 go into GPR registers after exhausting FP registers under the
2592 (function_arg_partial_nregs): Ditto.
2594 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
2597 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
2599 * integrate.c (output_inline_function): Just unset DECL_INLINE.
2601 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
2603 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
2606 * libgcc2.c (__throw): Initialize HANDLER.
2608 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
2610 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
2611 fix_truncsfdi2): Change *X to ?*X.
2613 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
2615 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
2617 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
2619 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
2621 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
2623 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
2625 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
2627 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
2628 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
2631 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
2633 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
2634 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
2635 gas and not using the new HP assembler.
2637 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
2639 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
2640 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
2642 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2644 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
2645 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
2648 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
2650 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
2652 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
2654 * except.h: Add outer_context_label_stack.
2655 * except.c: Likewise.
2656 (expand_start_all_catch): Push the outer_context for the try block
2657 onto outer_context_label_stack.
2658 (expand_end_all_catch): Use it and pop it.
2660 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
2662 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
2664 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
2666 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
2668 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
2670 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
2671 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
2673 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
2675 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
2676 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
2677 __builtin_delete, and __builtin_vec_delete.
2679 * except.c (output_exception_table): Don't bother with
2682 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
2684 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
2685 is an in/out operand.
2686 (zero extended variants of stwm/stwm patterns): Similarly.
2688 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
2690 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
2692 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
2694 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
2695 (output_call_frame_info): Emit a \n after using it.
2697 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
2699 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
2701 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
2703 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
2704 (ASM_OUTPUT_DWARF_VALUE4): New macro.
2705 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
2707 (output_call_frame_info): Do not output forward label differences
2708 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
2709 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
2711 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2713 * sh.md (attribute "type"): Add nil.
2714 (movsi_ie): y/y alternative is type nil.
2715 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
2717 (movsf_ie+1): Delete.
2719 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
2721 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
2722 large_int, emit two insns instead of one splitable insn.
2723 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
2724 from cfa_temp_value, use cfa_offset. Add assert checking that
2727 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
2729 * cccp.c (deps_output): Properly quote file names for make.
2731 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
2733 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
2735 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
2737 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
2739 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
2741 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
2743 (cse_end_of_basic_block): Similarly.
2745 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
2747 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
2748 (SELECT_RTX_SECTION): Define.
2749 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
2751 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
2753 * Makefile.in (compare, compare-lean): Define $stage for each
2755 (gnucompare, gnucompare-lean): Likewise.
2757 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
2759 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
2761 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
2762 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
2764 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
2766 * dwarfout.c (byte_size_attribute): Add local var upper_bound
2767 and add case to handle STRING_TYPE.
2768 * dwarfout.c (output_string_type_die): Fix code to generate
2769 correct string length attribute for fixed length strings.
2770 Still needs support for varying length strings.
2772 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
2774 * toplev.c (get_run_time): Do something sensible for cygwin32.
2776 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
2778 * expr.c (expand_builtin_setjmp): Set
2779 current_function_has_nonlocal_label.
2780 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
2781 call-saved registers across calls.
2783 * alpha.md (exception_receiver): Remove.
2784 (nonlocal_goto_receiver_osf): New
2785 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
2786 (nonlocal_goto_receiver): New, select _osf or _vms.
2788 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
2789 keep them from being propogated to the object file.
2790 (alpha_write_linkage): Likewise.
2791 * alpha.md (call_vms): Likewise.
2792 (call_value_vms): Likewise.
2793 (unnamed osf call insns): Likewise.
2795 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
2796 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2798 * alpha.c (call_operand): Any reg is valid for WinNT.
2799 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
2800 (anon nt calls): Add 'R' alternative.
2801 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
2802 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
2804 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
2806 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
2808 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
2809 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
2810 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
2812 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
2814 * reload1.c (new_spill_reg): Improve fixed or forbidden register
2815 spill error message.
2817 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2819 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
2820 use varargs.h. Wrap header with <>, not "".
2822 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
2824 * integrate.c (save_for_inline_copying): Add return value from
2827 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
2829 * fixincludes: Be a little more restrictive on what we will
2830 substitute to replace definitions of MAXINT for HPUX.
2832 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
2834 * dbxout.c (dbxout_symbol_location): Don't assume that variables
2835 whose address is the stack or argument pointers are indirect
2838 1997-11-13 Paul Eggert <eggert@twinsun.com>
2840 * cccp.c, cpplib.c (compare_defs):
2841 Don't complain about arg name respellings unless pedantic.
2842 * cpplib.c (compare_defs): Accept pfile as new arg.
2843 All callers changed.
2845 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2847 * fold-const.c (fold_truthop): Fix bug in last change.
2849 1997-11-13 Paul Eggert <eggert@twinsun.com>
2851 Fix some confusion with IEEE minus zero.
2853 * real.h (REAL_VALUES_IDENTICAL): New macro.
2855 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
2856 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
2858 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
2859 same tree structure as 0.0.
2861 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
2862 macro instead of doing it by hand.
2864 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
2866 * v850/lib1funcs.asm: Minor whitespace changes.
2867 * v850.c: Fix minor formatting problems in many places.
2868 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
2870 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
2872 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
2873 xplus1 when xplus0 is not a register.
2875 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
2877 * flow.c (find_basic_blocks): During marking phase, if we encounter
2878 an insn with a REG_LABEL note, make the target block live and
2879 create an edge from the insn to the target block. Do not make
2880 edges from all blocks to the target block.
2882 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
2884 * confiugre.in: Tweak NCR entries.
2885 * configure: Rebuilt.
2887 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
2889 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
2890 pick apart floating point values, instead of using CONST_DOUBLE_LOW
2891 and CONST_DOUBLE_HIGH.
2893 * rs6000.md (define_splits for DF constants): Use the appropriate
2894 REAL_VALUE_* interface to pick apart DF floating point constants in
2895 a machine independent fashion.
2897 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2899 * fold-const.c (fold_truthop): When changing a one-bit comparison
2900 against zero into a comparison against mask, do a proper sign
2903 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
2905 * except.c: Do not include "assert.h".
2906 (save_eh_status): Turn asserts into conditional aborts.
2907 (restore_eh_status, scan_region): Likewise.
2908 * dwarfout.c: Do not include "assert.h".
2909 (bit_offset_attribute): Turn asserts into conditional aborts.
2910 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
2911 (output_inlined_structure_type_die): Likewise.
2912 (output_inlined_union_type_die): Likewise
2913 (output_tagged_type_instantiation): Likewise.
2914 (dwarfout_file_scope_decl): Likewise.
2915 * dwarf2out.c: Do not include "assert.h"
2916 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
2917 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
2918 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
2919 (add_bit_size_attribute, scope_die_for): Likewise.
2920 (output_pending_types_for_scope): Likewise.
2921 (get_inlined_enumeration_type_die): Likewise.
2922 (get_inlined_structure_type_die): Likewise.
2923 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
2924 (gen_tagged_type_instantiation_die): Likewise.
2926 * flow.c (find_basic_blocks): Refine further to get a more correct
2927 cfg, especially in the presense of exception handling, computed
2928 gotos, and other non-trivial cases. Call abort if an inaccuracy
2929 is detected in the cfg.
2931 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2933 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
2935 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
2936 (skip_white_space): Use whitespace_cr.
2937 (check_newline): Handle whitespace more consistently.
2939 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
2941 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
2942 * i386/xm-cygwin32.h (POSIX): Define.
2944 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
2946 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
2947 is available elsewhere.
2949 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
2951 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
2952 what the instruction can handle.
2954 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
2956 * stmt.c (expand_decl_cleanup_no_eh): New fn.
2958 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
2960 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
2962 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
2963 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
2965 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
2967 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
2968 swap instruction order.
2970 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
2972 * fixinc.svr4 (__STDC__): Add another case.
2974 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2976 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
2977 addresses in the epilogue delay slot.
2979 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
2981 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
2982 in generated `specs' file.
2984 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
2986 * flags.h (flag_rerun_loop_opt): Declare.
2987 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
2988 * toplev.c (flag_rerum_loop_opt): Delete static.
2990 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2992 Bring over from FSF:
2994 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2996 * va-sh.h (__va_arg_sh1): Define.
2998 SH3E doesn't use any integer registers for subsequent arguments
2999 once a non-float value was passed in the stack.
3000 * sh.c (machine_dependent_reorg): If optimizing, put explicit
3001 alignment in front label for ADDR_DIFF_VEC.
3002 * sh.h (PASS_IN_REG_P): Fix SH3E case.
3003 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
3005 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3007 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
3010 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3012 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
3013 put an use_sfunc_addr before each sfunc.
3014 * sh.md (use_sfunc_addr, dummy_jump): New insns.
3015 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
3017 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3019 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
3021 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
3023 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
3026 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
3028 * alias.c (find_base_value): Only return the known base value for
3031 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
3033 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
3034 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
3036 (prologue_get_pc_and_set_got): New pattern.
3038 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
3040 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
3041 for SUBREG, just fall through.
3043 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
3045 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
3047 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
3049 * fixincludes: Fix "hypot" prototype in NeXT math.h.
3051 * Makefile.in (USE_ALLOCA): Always include alloca.o.
3052 (USE_HOST_ALLOCA): Likewise.
3054 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
3055 and LABEL_REFS fields.
3056 * rtl.h (LABEL_REFS): Update.
3058 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
3060 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
3061 sets i2dest. When calling distribute_notes for i3dest_killed, pass
3062 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
3065 * mips.md (insv, extzv, extv): Add change_address call.
3066 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
3068 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
3070 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
3072 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
3073 save_restore_insns if no FP and GP will be restored.
3075 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
3076 Convert CCmode to word_mode before calling GET_MODE_SIZE.
3078 * acconfig.h (HAVE_INTTYPES_H): Undef.
3079 * configure.in (inttypes.h): Check for conflicts between sys/types.h
3080 and inttypes.h, and verify that intmax_t is defined.
3081 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
3082 * config/mips/x-iris3: Likewise.
3084 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
3086 * alias.c (find_base_value): When copying arguments, return the
3087 tenative value for a hard register.
3089 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
3091 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
3092 (yylex): Record wide strings using target endianness, not host.
3094 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
3096 * mn10200.h (ASM_OUTPUT_BSS): Delete.
3097 (ASM_OUTPUT_ALIGNED_BSS): New macro
3098 * mn10300.h (ASM_OUTPUT_BSS): Delete.
3099 (ASM_OUTPUT_ALIGNED_BSS): New macro.
3100 * v850.h (ASM_OUTPUT_BSS): Delete.
3101 (ASM_OUTPUT_ALIGNED_BSS): New macro.
3103 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3105 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
3107 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
3109 * configure.in (sco5): Use cpio to install header files.
3111 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
3113 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
3115 * configure: Rebuild.
3117 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
3119 * i386/sco5.h: enable -gstabs once again.
3121 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
3123 * arm.c (output_move_double): Allocate 3 entries in otherops array.
3125 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
3127 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
3128 notes for sjlj exceptions too.
3129 (expand_eh_region_end): Similarly for EH_REGION_END notes.
3130 (exception_optimize): Optimize EH regions for sjlj exceptions too.
3131 * final.c (final_scan_insn): Don't output labels for EH REGION
3132 notes if doing sjlj exceptions.
3134 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
3136 * alias.c (init_alias_analysis): Handle -fno-alias-check when
3137 optimizing correctly.
3139 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
3140 or set current_function_calls_setjmp anymore.
3142 * flow.c (find_basic_blocks): If we delete the label for an
3143 exception handler, remove it from the EH label list and remove
3144 the EH_BEGIN/EH_END notes for that EH region.
3146 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
3148 * flow.c (find_basic_blocks): Generate correct flow control
3149 information when exception handling notes are present.
3151 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
3153 * dwarf2out.c (output_call_frame_info): Fix length argument
3154 to ASM_OUTPUT_ASCII.
3155 (output_die, output_pubnames, output_line_info): Likewise.
3157 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
3159 * version.c: Bump for snapshot.
3161 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
3162 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
3163 flag_debug_asm is on.
3164 (output_die, output_pubnames, output_line_info): Likewise.
3166 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
3167 and static_chain_rtx into the potential base values array if
3170 * alias.c (new_reg_base_value): New array of potential base values.
3171 (unique_id): Now file scoped static.
3172 (find_base_value, case REG): Return the value in reg_base_value
3173 array for the REG if it exists. Else, return the value from
3174 new_reg_base_value if copying args and REG is a hard register.
3175 (find_base_value, case PLUS): If either operand of the PLUS is
3176 a REG, try to get its base value. Handle base + index and
3178 (record_set): Use new_reg_base_value instead of reg_base_value.
3179 (init_alias_analysis): Allocate space for new_reg_base_value too.
3180 Rework code to iterate over the insns propagating base value
3181 information until nothing changes.
3183 * global.c (global_alloc): Free the conflict matrix after
3184 reload has finished.
3186 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
3188 * libgcc2.c (L_eh): Define __eh_pc.
3189 Replace __eh_type with generic pointer __eh_info.
3191 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
3193 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
3194 use copy_to_reg if address is not a general_operand.
3196 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3198 * profile.c (output_func_start_profiler): Clear flag_inline_functions
3199 for the duration of the call to rest_of_compilation.
3201 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
3203 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
3205 (sparc*-*-*): Recognize --with-cpu=v9.
3206 * sparc/elf.h: New file.
3207 * sparc/t-elf: New file.
3209 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
3211 * mn10300.c (const_8bit_operand): New function.
3212 (mask_ok_for_mem_btst): New funtion.
3213 * mn10300.md (btst patterns with mem operands): Use new functions
3214 to avoid creating btst instructions with invalid operands.
3216 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
3218 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
3219 are running on PowerPC Linux.
3221 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
3223 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
3224 if not previously defined.
3226 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
3228 * function.c (assign_parms): Correct mode of stack_parm if
3229 entry_parm underwent a mode conversion.
3231 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
3233 * global.c (global_alloc): Use xmalloc instead of alloca for
3234 CONFLICTS, since max_allocno * allocno_row_words alone can be more
3235 than 2.5Mb sometimes.
3237 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
3239 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
3240 DEST for the spill, adjust mode of SRC to compensate.
3242 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
3244 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
3245 since any_memory_operand() allows pseudos during reload.
3246 (reload_inhi, reload_outqi, reload_outhi): Likewise.
3248 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
3250 * m68k.md (btst patterns): Add 5200 support.
3252 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
3254 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
3255 optimizations, look inside dividend to determine if the expression
3256 can be simplified by using EXACT_DIV_EXPR.
3258 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
3261 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
3263 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
3265 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
3267 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
3269 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
3272 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
3274 * alpha.md (movqi, movhi): Make sure new insns created during reload
3275 won't need reloading themselves.
3276 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
3278 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
3280 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
3282 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
3284 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
3285 Patch from Klaus Kaempf <kkaempf@progis.de>.
3287 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
3289 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
3290 to an element in a constant string.
3292 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
3294 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
3295 bit PC-relative offset. The exception range table pointer is now in
3297 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
3298 (count_fdes, add_fdes, get_cie): Adjust.
3299 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
3302 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
3304 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
3306 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
3307 like stack_pointer_rtx.
3309 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
3311 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
3312 targets using "$@" to provide support for similar but not identical
3313 targets without having to duplicate code.
3314 (bootstrap4): New goal.
3316 * Makefile.in (compare, compare-lean, compare3): Combined to one
3317 ruleset determining actions to be performed via $@.
3318 (compare4, compare4-lean): New targets.
3319 (gnucompare, gnucompare3): Combined to one ruleset determining
3320 actions to be performed via $@. Also, note which files failed
3321 the comparison test in .bad_compare.
3322 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
3324 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
3326 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
3327 if the dividend is a multiple of the divisor.
3329 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
3331 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
3333 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
3336 * alias.c (true_dependence): Fix typo.
3338 * toplev.c (flag_rerun_loop_opt): New variable.
3339 (f_options): Handle -frerun-loop-opt.
3340 (rest_of_compilation): If -frerun-loop-opt, then run the loop
3342 (main): Enable -frerun-loop-opt by default for -O2 or greater.
3344 * loop.c (simplify_giv_expr): Adding two invariants results
3347 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
3349 * expr.c (get_inner_reference): Remove the array bias after
3350 converting the index to Pmode.
3352 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
3354 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
3355 (TARGET_MULT_BUG): Define.
3356 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
3357 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
3359 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
3361 * mn10200.c (indirect_memory_operand): Delete unused function.
3362 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
3363 * mn10200.md (bset, bclr insns): Handle output in a reg too.
3365 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
3367 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
3368 the callee's ldgp, we must do it ourselves, and we use the jsr tag
3369 for more than scheduling.
3371 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
3373 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
3375 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
3377 * mn10300.c (symbolic_operand, legitimize_address): New functions.
3378 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
3379 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
3381 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
3383 * version.c: Bump for snapshot.
3385 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3387 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
3390 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
3392 * toplev.c (flag_exceptions): Default value is 2.
3393 (compile_file): If flag_exceptions still has the value 2, then
3396 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
3397 (rs6000_save_machine_status): Save pic_offset_table_rtx.
3398 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
3400 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
3403 * rs6000.md (*movsi_got_internal_mem): New pattern.
3404 (*movsi_got_internal_mem splitter): New define_split.
3406 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
3408 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
3410 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
3412 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
3413 only need to save LR.
3415 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
3417 * mn10300.md (movqi, movhi): Avoid using address registers as
3418 destinations unless absolutely necessary.
3420 * mn10200.c (expand_prologue): Fix typo.
3422 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
3424 * mn10200.md (neghi2): Provide an alternative which works if
3425 the input and output register are the same.
3427 * mn10300.c (print_operand): Handle 'S'.
3428 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
3429 shift amount in last alternative
3431 * mn10300.c (expand_epilogue): Rework to handle register restores
3432 in "ret" and "retf" instructions correctly.
3434 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
3436 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
3437 extzv for memory operands.
3439 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
3440 redundant conditional moves to single operand.
3442 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
3444 * v850.h: Move define of __v850__ from CPP_PREDEFINES
3447 * xm-v850.h: Use __v850 rather than __v850__ to
3450 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
3452 * mips/mips.c (compute_frame_size): Not a leaf function if
3455 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
3457 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
3459 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
3461 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
3462 (DEFAULT_ARCH32_P): New macro.
3463 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
3464 (enum cmodel): Declare.
3465 (sparc_cmodel_string,sparc_cmodel): Declare.
3466 (SPARC_DEFAULT_CMODEL): Provide default.
3467 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
3468 (TARGET_FULLANY): Deleted.
3469 (TARGET_CM_MEDMID): New macro.
3470 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
3471 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
3472 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
3473 (CPP_SPEC): Rewrite.
3474 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
3475 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
3476 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
3477 (ASM_SPEC): Add %(asm_arch).
3478 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
3479 Rename asm_default to asm_cpu_default.
3480 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
3481 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
3482 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
3483 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
3484 (MASK_INT64,MASK_LONG64): Delete.
3485 (MASK_ARCH64): Renamed to MASK_64BIT.
3486 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
3487 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
3488 (TARGET_SWITCHES): Always provide 64 bit options.
3489 (ARCH64_SWITCHES): Delete.
3490 (TARGET_OPTIONS): New option -mcmodel=.
3491 (INT_TYPE_SIZE): Always 32.
3492 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
3493 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
3494 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
3495 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
3496 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
3498 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
3499 * sparc/linux.h: Likewise.
3500 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
3501 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
3502 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
3503 (SPARC_DEFAULT_CMODEL): Define.
3504 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
3505 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
3506 (LONG_DOUBLE_TYPE_SIZE): Define.
3507 (ASM_SPEC): Add %(asm_arch).
3508 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
3509 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
3510 (TARGET_CPU_DEFAULT): Add ultrasparc case.
3511 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
3512 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
3513 (SPARC_DEFAULT_CMODEL): Define.
3514 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
3515 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
3516 MASK_LONG64, MASK_MEDANY.
3517 (SPARC_DEFAULT_CMODEL): Define.
3518 (CPP_PREDEFINES): Delete.
3519 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
3520 (ASM_SPEC): Add %(asm_arch).
3521 (LONG_DOUBLE_TYPE_SIZE): Define.
3522 (DWARF2_DEBUGGING_INFO): Define.
3523 * sparc/splet.h (CPP_SPEC): Delete.
3524 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
3525 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
3526 (BLOCK_PROFILER): Likewise.
3527 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
3528 (sparc_override_options): Handle code model selection.
3529 (sparc_init_expanders): Renamed from sparc64_init_expanders.
3530 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
3531 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
3532 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
3533 (sethi_di_fullany): Delete.
3535 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
3536 Jeff Law <law@cygnus.com>
3537 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3539 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
3540 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
3541 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
3542 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
3543 * alpha/alpha.md (arg_home): Likewise.
3545 * alpha/alpha.c (vmskrunch): Delete
3546 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
3547 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
3548 truncate to 64 characters.
3550 * make-l2.com: Support openVMS/Alpha.
3552 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
3554 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3556 * longlong.h (count_leading_zeros): Add missing casts to USItype.
3558 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
3560 * i386/bsd386.h (ASM_COMMENT_START): Define.
3562 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
3564 * tree.c (restore_tree_status): Also free up temporary storage
3565 when we finish a toplevel function.
3566 (dump_tree_statistics): Print stats for backend obstacks.
3568 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
3570 * expr.c (use_group_regs): Don't call use_reg for MEMs.
3572 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
3574 * libgcc2.c (__throw): Don't copy the return address.
3575 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
3577 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
3578 * toplev.c (main): Initialize exceptions_via_longjmp.
3580 * tree.c: Add extra_inline_obstacks.
3581 (save_tree_status): Use it.
3582 (restore_tree_status): If this is a toplevel inline obstack and we
3583 didn't want to save anything on it, recycle it.
3584 (print_inline_obstack_statistics): New fn.
3585 * function.c (pop_function_context_from): Pass context to
3586 restore_tree_status.
3587 * obstack.h (obstack_empty_p): New macro.
3589 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
3591 * i386/freebsd.h (ASM_COMMENT_START): Fix.
3593 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
3595 * v850.c (ep_memory_offset): New function.
3596 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
3598 * v850.h (CONST_OK_FOR_*): Add and correct comments.
3599 (CONSTANT_ADDRESS_P): Add comment.
3600 (EXTRA_CONSTRAINT): Define 'U'.
3601 * v850.md: Add comments on bit field instructions.
3602 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
3603 (lshrsi3): Use N not J constraint.
3605 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
3607 * v850.c (reg_or_0_operand): Call register_operand.
3608 (reg_or_int5_operand): Likewise.
3609 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
3610 (TARGET_SWITCHES): Add "big-switch".
3611 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
3612 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
3613 (CASE_DROPS_THROUGH): Comment out.
3614 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
3615 * v850.md (cmpsi): Delete compare mode.
3616 (casesi): New pattern.
3618 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
3619 * v850.md (ashlsi3): Use SImode not QImode for shift count.
3620 (lshrsi3): Likewise.
3622 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
3623 unreachable switch statement after 'b' support. Remove "b" from
3624 strings for 'b' support.
3625 * v850.md (branch_normal, branch_invert): Change %b to b%b.
3627 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
3629 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
3630 empty line if @inhibit_libc@ is empty.
3632 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
3634 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
3635 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
3636 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
3637 (DWARF2_UNWIND_INFO): Let this track object file format.
3638 (EXTRA_SECTIONS): Add in_eh.
3639 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
3640 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
3642 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
3644 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
3645 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
3647 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
3648 (output_double_int): Output DI mode values correctly when
3649 HOST_BITS_PER_WIDE_INT is 64.
3650 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
3651 fmovd so it works if a quad float ends up in one of the upper 32
3653 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
3654 necessary for PIC support on sparc64.
3656 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
3658 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
3659 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
3660 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
3661 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
3662 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
3663 (SPARC_FP_ARG_FIRST): New macro.
3664 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
3665 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
3666 (NPARM_REGS): There are 32 fp argument registers now.
3667 (FUNCTION_ARG_REGNO_P): Likewise.
3668 (FIRST_PARM_OFFSET): Update to new v9 abi.
3669 (REG_PARM_STACK_SPACE): Define for arch64.
3670 (enum sparc_arg_class): Delete.
3671 (sparc_arg_count,sparc_n_named_args): Delete.
3672 (struct sparc_args): Redefine and use for arch32 as well as arch64.
3673 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
3674 (FUNCTION_ARG_ADVANCE): Rewrite.
3675 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
3676 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
3677 (FUNCTION_ARG_CALLEE_COPIES): Delete.
3678 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
3679 (STRICT_ARGUMENT_NAMING): Define.
3680 (doublemove_string): Declare.
3681 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
3682 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
3683 (doublemove_string): New function.
3684 (output_move_quad): Clean up some of the arch64 support.
3685 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
3686 Don't add 8 bytes of reserved space if arch64.
3687 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
3688 (init_cumulative_args): New function.
3689 (function_arg_slotno): New static function.
3690 (function_arg,function_arg_partial_nregs): New functions.
3691 (function_arg_{pass_by_reference,advance}): New functions.
3692 (function_arg_padding): New function.
3693 * ginclude/va-sparc.h: Rewrite v9 support.
3695 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
3697 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
3698 for hard regs to determine base and index registers.
3700 * reload.c (debug_reload_to_stream): New function. Specify stream
3701 into which to write debug info.
3702 (debug_reload): Modify to call debug_reload_to_stream with stderr.
3704 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
3706 * combine.c (can_combine_p): Don't combine with an asm whose
3707 output is a hard register.
3709 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
3711 * c-decl.c (start_struct): Ensure that structs with forward
3712 declarations are in fact packed when -fpack-struct is given.
3714 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
3715 we are packing a structure. This allows a structure with only
3716 bytes to be aligned on a byte boundary and have no padding on a
3719 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3721 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
3723 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
3725 * alpha.c (alpha_return_addr_rtx): New variable.
3726 (alpha_save_machine_status): New; save it.
3727 (alpha_restore_machine_status): New; restore it.
3728 (alpha_init_expanders): New; clear it.
3729 (alpha_return_addr): New; set it.
3730 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
3731 is overly conservative, so search the insns explicitly.
3732 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
3733 (alpha_sa_size [VMS && !VMS]): Likewise.
3734 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
3735 (INIT_EXPANDERS): New definition.
3737 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
3738 (output_prolog [!VMS]): Use them.
3740 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
3741 (alpha_does_function_need_gp): ... a new function. Refine the
3742 CALL_INSN test to just TYPE_JSR.
3743 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
3745 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
3747 * version.c: Bump for snapshot.
3749 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3751 * pa.c (move_operand): Respect -mdisable-indexing.
3752 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3754 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
3756 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
3758 (umulsidi3,umulsi3_highpart): Ditto.
3759 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
3761 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
3763 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
3764 (alpha_handle_trap_shadows): ... a new function. Handle the entire
3765 function in one go. Emit RTL for trapb, instead of printf directly.
3766 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
3767 (trap_pending): Kill global variable.
3768 (output_epilog): Don't call final_prescan_insn.
3769 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
3770 * alpha.h (FINAL_PRESCAN_INSN): Remove.
3771 (MACHINE_DEPENENT_REORG): Define.
3772 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
3775 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
3777 Tune Haifa scheduler for Alpha:
3778 * alpha.h (ISSUE_RATE): Define.
3779 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
3780 EV4 adjustments to EV5.
3781 * alpha.md: Remove all scaling from function unit delays. Rework
3782 EV5 function units to match the CPU.
3783 (umuldi3_highpart): EV5 added the IMULH insn class.
3785 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
3787 * pa.c (following_call): Fail if the CALL_INSN is an indirect
3790 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
3792 * cplus-dem.c (demangle_signature): Don't look for return types on
3793 constructors. Handle member template constructors.
3795 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
3797 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
3798 * tree.h: Declare them.
3800 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
3802 * configure.in: Handle --with-newlib.
3803 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
3805 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
3807 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
3809 * config/ptx4.h: Fix typo.
3811 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
3813 * version.c: Bump for snapshot.
3815 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
3817 * aclocal.m4: Substitute INSTALL.
3818 * configure: Re-built.
3820 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
3822 * integrate.c (save_for_inline_copying): Avoid undefined pointer
3824 (expand_inline_function): Likewise.
3826 * dwarf2out.c (output_call_frame_info): Reinstate last change
3827 using flag_debug_asm check instead of flag_verbose_asm.
3829 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
3831 * dwarf2out.c (output_call_frame_info): Remove last change.
3833 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3835 * frame.c (__frame_state_for): Execute the FDE insns until the
3836 current pc value is strictly bigger than the target pc value.
3838 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
3840 * regclass.c (init_reg_modes): If we can't find a mode for the
3841 register, use the previous one.
3843 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
3845 * haifa-sched.c (print_block_visualization): Call fprintf directly,
3846 don't sprintf through an alloca'ed buffer.
3848 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
3850 * reload.c (decompose): Always initialize val.base.
3852 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
3854 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
3855 instead of aborting.
3856 * dwarf2out.c (output_call_frame_info): Call app_enable and
3857 app_disable to let GNU as accept the generated comments.
3859 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
3861 * tree.h (get_file_function_name): Add declaration.
3862 * dwarf2out.c (output_call_frame_info): No need to cast
3863 get_file_function_name call anymore.
3864 * profile.c (toplevel): Remove get_file_function_name
3866 * c-lang.c (finish_file): Ditto.
3868 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
3870 * Makefile.in (program_transform_name): Let autoconf substitute
3873 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
3875 * haifa-sched.c (schedule_block): If the first real insn in a
3876 block has any special notes attached to it, remove them.
3878 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
3880 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
3882 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
3884 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
3886 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
3888 * Makefile.in (check-g77): New test target.
3889 (CHECK-TARGETS): Add check-g77.
3891 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
3893 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
3895 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
3897 * flow.c (print_rtl_with_bb): Cast alloca return value for
3900 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
3902 * i386.h (RETURN_ADDR_RTX): New definition that works for
3903 __builtin_return_address(0) and -fomit-frame-pointer.
3905 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
3907 Bring over from FSF.
3908 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
3910 * mips.c (function_arg): Handle passing a struct
3911 containing a double in a DFmode register without the PARALLEL.
3913 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
3915 * pexecute.c: Use spawn if __CYGWIN32__.
3917 * pexecute.c: Include "config.h" first, as per autoconf manual
3918 (from Paul Eggert <eggert@twinsun.com>).
3920 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
3922 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
3923 optimisation for f/expr.o and f/stb.o.
3925 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
3927 * cse.c (this_insn_cc0_mode): Initialize.
3929 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
3931 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
3933 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
3935 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
3937 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
3938 that pair will dual-issue on the 21164 and plus+beq won't.
3939 (bne): Likewise for cmpeq+beq.
3941 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
3943 * except.c (find_exception_handler_labels): Correct argument to free.
3945 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
3947 * except.c (find_exception_handler_labels): Free LABELS when we're
3950 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
3952 * version.c: Bump for snapshot.
3954 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
3956 * flow.c (find_basic_blocks): Mark calls as potentially jumping
3959 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
3961 * configure.in: Substitute for "install" too.
3962 * configure: Rebuilt.
3964 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
3966 * Makefile.in (bootstrap-lean, compare-lean): New targets.
3968 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
3970 * alias.c (base_alias_check): Two symbols can conflict if they
3971 are accessed via AND.
3972 (memrefs_conflict_p): Likewise.
3974 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
3975 after flushing argument registers to the stack.
3977 * Makefile.in (mostlyclean): Remove .regmove files.
3979 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
3981 * libgcc2.c (__throw): Fix thinko.
3983 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
3985 * cplus-dem.c (demangle_template): Add new parameter. Handle new
3986 template-function mangling.
3987 (consume_count_with_underscores): New function.
3988 (demangle_signature): Handle new name-mangling scheme.
3990 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
3992 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
3995 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
3997 * frame.c: Remove last change.
3998 * dwarf2.h: Remove last change.
3999 * tree.h: Add declarations of DWARF2 unwind info support
4002 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
4004 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
4005 * tree.h (built_in_function): Likewise.
4006 * expr.c (expand_builtin): Likewise.
4007 * except.h: Likewise.
4008 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
4009 * libgcc2.c (copy_reg): New fn.
4012 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
4014 * c-typeck.c (build_binary_op): Warn about comparing signed vs
4015 unsigned if -W is specified and -Wno-sign-compare is not.
4016 * c-decl.c (warn_sign_compare): Initialize to -1.
4017 (c_decode_option): -Wall no longer implies -Wsign-compare.
4019 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4021 * frame.c: Include gansidecl.h for PROTO.
4022 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
4023 defined. Don't declare dwarf2out_cfi_label here.
4024 * dwarf2.h: Add declarations of DWARF2 unwind info support
4026 * m68k.c: Include dwarf2.h.
4027 (output_function_prologue): Add dwarf2 support.
4028 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
4029 (INCOMING_FRAME_SP_OFFSET): Likewise.
4031 * integrate.c (expand_inline_function): Make sure there is at
4032 least one insn that can be used as an insertion point.
4034 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
4036 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
4038 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
4040 * version.c: Bump for snapshot.
4042 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
4044 Bring over from FSF.
4046 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
4048 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
4049 (get_pc_via_rdpc): Renamed from get_pc_sp64.
4050 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
4052 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
4054 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
4055 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
4057 (sparc_align_{loops,jumps,funcs}_string): Declare.
4058 (sparc_align_{loops,jumps,funcs}): Declare.
4059 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
4060 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
4061 (STACK_BIAS): Define.
4062 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
4064 (SPARC_SETHI_P): New macro.
4065 (CONST_OK_FOR_LETTER_P): Use it.
4066 (ASM_OUTPUT_ALIGN_CODE): Define.
4067 (ASM_OUTPUT_LOOP_ALIGN): Define.
4068 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
4069 (sparc_align_{loops,jumps,funcs}): New globals.
4070 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
4072 (move_operand): Use SPARC_SETHI_P.
4073 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
4075 (arith11_double_operand): Likewise.
4076 (arith10_double_operand): Likewise.
4077 (finalize_pic): Finish sparc64 support.
4078 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
4079 64 bit constants if able.
4080 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
4081 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
4083 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
4084 (get_pc_sp32): Use for sparc64 as well.
4085 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
4086 (sethi_di_sp64_const): Likewise.
4087 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
4088 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
4089 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
4091 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
4093 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
4094 * sparc/linux.h (COMMENT_BEGIN): Likewise.
4095 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
4097 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
4099 Add sparc64 linux support.
4100 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
4101 to xm_file list on 32-bit sparc-linux.
4102 * sparc/xm-sp64.h: New file.
4103 * sparc/linux64.h: New file.
4104 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
4105 Don't include xm-sparc.h.
4106 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
4107 * glimits.h (LONG_MAX): Handle sparc64.
4109 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
4111 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
4112 * sparc.h (ASM_COMMENT_START): Define.
4113 * sparc.c (output_function_prologue): Use it.
4114 (sparc_flat_output_function_{epi,pro}logue): Likewise.
4116 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
4118 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
4119 use sparc.h's copies.
4120 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
4123 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4125 * sparc.c (dwarf2out_cfi_label): Add declaration.
4126 (save_regs, output_function_prologue): Remove cast for it.
4127 (sparc_flat_{save_restore,output_function_prologue): Likewise.
4128 ({save,restore}_regs): No longer inline.
4130 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4132 * fold-const.c (make_range): Correctly handle cases of converting
4133 from unsigned to signed type.
4135 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4137 * fold-const.c (merge_ranges): Make sure that if one range is subset
4138 of another, it will always be the second range. Correct (+,-) case to
4141 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
4143 * final.c (final_end_function): Also do dwarf2 thing if
4144 DWARF2_DEBUGGING_INFO.
4145 (final_start_function): Likewise.
4147 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
4149 * expmed.c (expand_divmod): If compute_mode is not the same as
4150 mode, handle the case where convert_modes() causes op1 to no
4151 longer be a CONST_INT.
4153 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
4154 note holding get_jump_flags() calculation to all JUMP_INSNs.
4155 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
4156 * rtl.c (reg_note_name): Add new note types.
4158 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
4160 * rtlanal.c (computed_jump_p): Fix typo in last change.
4162 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4164 * loop.c (indirect_jump_in_function_p): Return 0
4167 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
4169 * rs6000/xm-rs6000.h: Fix thinko in last change.
4170 * rs6000/xm-sysv4.h: Likewise.
4172 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
4174 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
4176 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
4178 * reg-stack.c (find_blocks): Fix thinko in last change.
4180 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4182 * m68k.c (output_function_prologue): Add dwarf2 support.
4184 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
4185 INCOMING_FRAME_SP_OFFSET): New definitions.
4187 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
4189 * combine.c (try_combine): Use NULL_RTX instead of '0' where
4190 appropriate in calls to gen_rtx().
4191 * cse.c (cse_main): Likewise.
4192 * emit-rtl.c (gen_label_rtx): Likewise.
4193 * expr.c (init_expr_once): Likewise.
4194 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
4195 sched_analyze, init_rgn_data_dependences,
4196 compute_block_backward_dependences): Likewise.
4197 * sched.c (schedule_insns): Likewise.
4198 * varasm.c (immed_double_const): Likewise.
4200 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
4201 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
4203 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
4205 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
4206 (MULTILIB_DEFAULTS): Define.
4207 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
4208 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
4209 (LIBGCC_SPEC): Likewise.
4210 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
4211 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
4212 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
4213 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
4214 (EXTRA_PARTS, TAROUTOPTS): Delete.
4215 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
4216 (MULTILIB_OPTIONS): Define.
4217 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
4218 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
4220 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
4222 * version.c: Bump for snapshot.
4224 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
4226 * loop.c (loop_number): Delete function. Change all references
4227 to use uid_loop_num array.
4228 * loop.h (loop_number): Delete declaration.
4229 * unroll.c (unroll_loop): Change "loop_number" references to
4230 use uid_loop_num instead.
4232 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
4234 (loop_unroll_iter): Remove unused variable and all references.
4235 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
4236 (insert_bct): Fix minor formatting problems.
4237 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
4238 (loop_unroll_iter): Removed unused decl.
4239 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
4240 Always record the unrolling factor.
4242 * cse.c (simplify_relational_operation): Set h0u just like h0s.
4243 Similarly for h1u and h1s.
4245 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
4246 (find_basic_blocks): Use computed_jump_p to determine if a
4247 particular JUMP_INSN is a computed jump.
4248 * reg-stack.c (find_blocks): Use computed_jump_p to determine
4249 if a particular JUMP_INSN is a computed jump.
4250 * rtlanal.c (jmp_uses_reg_or_mem): New function.
4251 (computed_jump_p): Likewise.
4252 * rtl.h (computed_jump_p): Declare.
4253 * genattrtab.c (pc_rtx): Define and initialize.
4254 * loop.c (loop_optimize): Always determine if the current
4255 function has a computed jump.
4256 (indirect_jump_in_function_p): Use computed_jump_p to determine
4257 if a particular JUMP_INSN is a computed jump.
4259 * loop.c (fix_bct_param): Delete unused function.
4260 (check_bct_param): Likewise.
4262 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
4264 * frame.c (__deregister_frame): Check properly for initialized object.
4266 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4268 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
4270 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4272 * jump.c (thread_jumps): check can_reverse_comparison_p before
4273 threading a reversed-condition jump.
4275 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
4276 * haifa-sched.c (update_flow_info): Likewise.
4278 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
4280 * Makefile.in (BOOT_CFLAGS): Use -O2.
4282 * configure.in (strtoul, bsearch): Have autoconf check for these
4284 * configure, config.in: Rebuilt.
4286 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
4287 * mips/mips.h (alloca): Likewise.
4288 * rs6000/xm-rs6000.h (alloca): Likewise.
4289 * rs6000/xm-sysv4.h: Likewise.
4291 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
4293 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
4294 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
4295 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
4297 * except.c (end_eh_unwinder): Subtract 1 from return address.
4298 * libgcc2.c (__throw): Likewise.
4299 (find_exception_handler): Don't change PC here. Compare end with >.
4301 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
4303 * v850.c (compute_register_save_size): Correct register
4305 * v850.md (save_interrupt, return_interrupt): Correct
4307 * v850/lib1funcs.asm (save_interrupt): Correct register number.
4308 (return_interrupt): Use stack pointer, not element pointer.
4310 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
4312 * configure.in, configure: Make sure to create the stage* and include
4313 symbolic links in each subdirectory.
4315 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
4317 * pa.md (reload_peepholes): Don't allow addresses with side
4318 effects for the memory operand.
4320 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
4322 * libgcc2.c (find_exception_handler): Subtract one from our PC when
4323 looking for a handler, to avoid hitting the beginning of the next
4326 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
4328 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
4330 * mips/abi64.h (LONG_MAX_SPEC): Define.
4331 * mips.h (LONG_MAX_SPEC): Define.
4332 (CPP_SPEC): Include long_max_spec.
4333 (EXTRA_SPECS): Include long_max_spec.
4335 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
4337 * v850.c (construct_save_jarl): Fix thinko in last change.
4339 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
4341 * version.c: Bump for snapshot.
4343 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
4345 * libgcc2.c (find_exception_handler): Not found is -1.
4347 * integrate.c (expand_inline_function): Move expand_start_bindings
4348 after expanding the arguments.
4350 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
4352 * expr.c (expand_expr): Remove previous incorrect change.
4353 If target and slot has no DECL_RTL, then call mark_addressable
4354 again for the slot after we give it RTL.
4356 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
4358 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
4359 again for the slot after we give it RTL.
4361 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
4363 * v850.c (register_is_ok_for_epilogue,
4364 pattern_is_ok_for_epilogue, construct_restore_jr,
4365 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
4367 * v850.h (pattern_is_ok_for_prologue,
4368 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
4371 * v850.md: Replace prologue and epilogue patterns with a
4372 match_parallel pattern.
4374 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
4376 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
4377 * configure.in: Use EGCS_PROG_INSTALL.
4379 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
4381 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
4382 extern inline function.
4384 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
4386 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
4387 (concat_loc_descriptor): New function.
4388 (loc_descriptor): Call it.
4389 (add_AT_location_description): Also elide the descriptor if both
4390 halves of a CONCAT are pseudos.
4391 (add_location_or_const_value_attribute): Recognize CONCAT too.
4393 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
4395 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
4397 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
4398 out-or-range reg_offset.
4399 (output_epilog): Likewise.
4401 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
4403 * cse.c (simplify_relational_operation): If MODE specifies a
4404 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
4405 is derived from the sign bit of the low word.
4407 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
4409 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
4411 * dwarf2.h: Add DW_CFA_GNU_args_size.
4412 * frame.c (execute_cfa_insn): Likewise.
4413 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
4414 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
4415 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
4416 insn, hand it off to dwarf2out_stack_adjust.
4417 (dwarf2out_begin_prologue): Initialize args_size.
4418 * frame.h (struct frame_state): Add args_size.
4419 * libgcc2.c (__throw): Use args_size.
4420 * final.c (final_scan_insn): If we push args, hand off all insns
4421 to dwarf2out_frame_debug.
4422 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
4424 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
4425 Handle epilogue restore of SP from FP.
4426 * emit-rtl.c (gen_sequence): Still generate a sequence if the
4427 lone insn has RTX_FRAME_RELATED_P set.
4429 * frame.c (extract_cie_info): Handle "e" augmentation.
4430 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
4431 absence of UNALIGNED_*_ASM_OP.
4432 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
4433 (output_call_frame_info): Use "e" instead of "z" for augmentation.
4434 Don't emit augmentation fields length.
4435 (dwarf2out_do_frame): Move outside of #ifdefs.
4436 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
4439 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
4440 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
4441 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
4442 * sparc/sun4gas.h: New file.
4443 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
4445 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
4446 __register_frame_table and __deregister_frame.
4448 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
4450 * except.c (find_exception_handler_labels): Use xmalloc instead of
4451 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
4454 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
4456 * Makefile.in: Various changes to build info files
4457 in the object tree rather than the source tree.
4459 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
4461 * fixinc.math: New file to fix math.h on some systems.
4462 * configure.in (freebsd, netbsd): Use fixinc.math on these
4464 * configure: Rebuilt.
4466 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
4468 * regmove.c (regmove_optimize): If we end up moving the
4469 original insn due to lifetime overlaps, make sure to move
4472 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
4474 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
4476 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
4478 * haifa-sched.c (add_branch_dependences): Make each insn in
4479 a SCHED_GROUP_P block explicitly depend on the previous insn.
4481 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
4483 * except.h: Prototype dwarf2 hooks.
4486 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
4488 * configure.in (native_prefix): Delete.
4489 (mips-dec-netbsd): Don't set prefix.
4490 (*linux*): Don't set prefix.
4492 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
4494 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
4495 defined. If not defined, include <sys/varargs.h> if
4496 HAVE_SYS_VARARGS_H is defined.
4497 * configure.in: Test for varargs.h and sys/varargs.h.
4498 * configure: Regenerate with autoconf.
4499 * config.in: Regenerate with autoheader.
4501 * cpplib.c (quote_string): Cast first arg of sprintf call
4502 from "unsigned char *" to "char *".
4503 (output_line_command): Ditto.
4504 (macroexpand): Ditto.
4505 (do_line): Cast atoi arg from "unsigned char *" to "char *".
4507 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
4509 * version.c: Bump for snapshot.
4511 * Makefile.in (compare): Exit with nonzero status if there
4512 are comparison failures. Note which files failed the
4513 comparison test in .bad_compare.
4515 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4517 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
4519 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
4521 * Makefile.in (LN, LN_S): New macros, use where appropriate.
4522 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
4523 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
4524 * configure: Regenerated.
4526 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
4528 * loop.c (strength_reduce): Fix typo.
4530 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
4532 * m88k/m88k.c (struct option): Rename to struct options.
4533 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
4534 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
4535 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
4536 __DOLPHIN__ or sysV88.
4538 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
4540 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
4543 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
4545 * config.sub: Accept 'amigados' for backward compatability.
4547 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4549 * Makefile.in (testsuite/site.exp): New target.
4550 (check-gcc, check-g++): Depend on testsuite/site.exp.
4551 Don't stop for failure.
4553 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
4555 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
4556 if DWARF2_UNWIND_INFO.
4558 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
4560 Add support for exception handling using DWARF 2 frame unwind info.
4561 Currently works on SPARC and MIPS, and almost on x86.
4563 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
4564 next_stack_level, in_reg_window): Helper fns.
4565 (__throw): Implement for DWARF2_UNWIND_INFO.
4567 * expr.c (expand_builtin): Handle builtins used by __throw.
4568 * tree.h (enum built_in_function): Add builtins used by __throw.
4569 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
4570 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
4571 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
4572 (expand_builtin_extract_return_addr): Likewise.
4573 (expand_builtin_frob_return_addr): Likewise.
4574 (expand_builtin_set_return_addr_reg): Likewise.
4575 (expand_builtin_eh_stub): Likewise.
4576 (expand_builtin_set_eh_regs): Likewise.
4577 (eh_regs): Choose two call-clobbered registers for passing back values.
4579 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
4580 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
4581 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
4582 (stmp-multilib): Likewise.
4583 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
4585 * except.c: #include "defaults.h".
4586 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
4587 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
4588 (register_exception_table_p): New fn.
4589 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
4590 (end_eh_unwinder): Likewise.
4592 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
4593 call __register_frame and __deregister_frame as needed.
4594 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
4595 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
4596 EH_FRAME_SECTION_ASM_OP.
4597 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
4598 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
4599 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
4601 * dwarf2out.c (output_call_frame_info): If no support for
4602 EXCEPTION_SECTION, mark the start of the frame info with a
4604 * collect2.c (frame_tables): New list.
4605 (is_ctor_dtor): Recognise frame entries.
4606 (scan_prog_file): Likewise.
4607 (main): Pass -fno-exceptions to sub-compile. Also do collection
4608 if there are any frame entries.
4609 (write_c_file_stat): Call __register_frame_table and
4610 __deregister_frame as needed.
4611 (write_c_file_glob): Likewise.
4613 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
4614 Also require unaligned reloc support.
4615 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4616 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
4617 * sparc/sysv4.h: Not here.
4619 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
4620 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
4621 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
4623 * libgcc2.c (L_eh): Reorganize, moving code shared by different
4624 EH implementations to the top.
4625 (find_exception_handler): Split out. Start from 0. Compare against
4627 (__find_first_exception_table_match): Use it.
4628 * except.c (output_exception_table): Don't do anything if there's
4629 no table. Don't output a first entry of zeroes.
4630 (eh_outer_context): Adjust properly.
4631 (add_eh_table_entry): Use xrealloc.
4632 * toplev.c (compile_file): Just call output_exception_table.
4634 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
4636 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
4638 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
4640 * except.c (eh_outer_context): Do masking using expand_and.
4642 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
4644 Add port done awhile ago for the ARC cpu.
4645 * arc/arc.h: New file.
4646 * arc/arc.c: New file.
4647 * arc/arc.md: New file.
4648 * arc/initfini.c: New file.
4649 * arc/lib1funcs.asm: New file.
4650 * arc/t-arc: New file.
4651 * arc/xm-arc.h: New file.
4652 * ginclude/va-arc.h: New file.
4653 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
4654 * ginclude/varargs.h: Likewise.
4655 * Makefile.in (USER_H): Add va-arc.h.
4656 * configure.in (arc-*-elf*): Recognize.
4657 * longlong.h: Add ARC support.
4659 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
4661 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
4662 when clearing non-BLKmode data.
4664 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
4666 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
4667 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
4669 * xm-m88k.h (USG): Only define if it hasn't already been defined.
4671 * Makefile.in (risky-stage1): Delete gratutious whitespace.
4673 * Makefile.in (clean): Delete libgcc1-test.
4675 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
4677 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
4679 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
4682 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4684 * dwarf2out.c (output_call_frame_info): Call named_section.
4686 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
4688 * haifa-sched.c (print_value): Fix last change.
4690 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
4692 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
4695 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
4697 * mips.c (function_prologue): Set up the CFA when ABI_32.
4699 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
4700 for dwarf2 unwind info.
4701 (output_function_prologue, sparc_flat_output_function_prologue): Same.
4703 * final.c (final_end_function): Check dwarf2out_do_frame instead
4704 of DWARF2_DEBUG for dwarf2 unwind info.
4705 (final_scan_insn): Likewise.
4706 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
4709 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
4712 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
4714 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
4716 * v850.h (ASM_SPEC): Pass on target processor.
4717 (CPP_PREDEFINES): Only define if not already specified.
4718 (TARGET_VERSION): Only define if not already specified.
4719 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
4721 (EXTRA_SWITCHES): Extra entries in the switches array.
4722 (TARGET_DEFAULT): Set default target processor.
4724 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
4726 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
4727 cases, add %# and %/, and add : to make them into extended asms.
4729 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
4731 * alias.c (init_alias_analysis): Clean up incompatible pointer
4732 type warning in bzero.
4733 * regmove.c (regmove_optimize): Ditto.
4734 * haifa-sched.c (find_rgns): Ditto.
4736 * haifa-sched.c (print_value): Clean up ptr->int cast
4739 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
4741 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
4742 * install.texi (Configurations): Ditto.
4743 * config.sub: Ditto.
4745 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
4747 * Makefile.in (sdbout.o): Depend on insn-config.h.
4749 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
4751 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
4752 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
4754 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
4756 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
4757 prologue insn, only the first elt is significant.
4758 (output_call_frame_info): For exception handling, always use 4-byte
4759 fields as specified by the dwarf2 spec.
4760 Don't skip trivial FDEs.
4762 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
4764 * version.c: Bump for snapshot.
4766 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
4768 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
4769 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
4772 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
4774 * final.c (shorten_branches): During first pass, assume worst
4775 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
4777 * Makefile.in (distclean): Remove various things left around
4778 by running the testsuite.
4780 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
4782 * configure.in (out_file): Emit definition to config.status in order
4783 to have a defined value for configure.lang.
4784 * configure: Re-built.
4786 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
4788 * configure.in: Make symlink to as-new rather than as.new. Similarly
4790 * configure: Rebuilt.
4792 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
4794 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
4796 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
4798 * sparc/sparc.md: Add ultrasparc scheduling support.
4799 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
4801 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
4803 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
4804 as initial value for real_label_map.
4805 (copy_for_inline): Likewise.
4807 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4809 * sched.c (update_flow_info) When looking if to set found_split_dest
4810 or found_orig_dest, look at all parts of a PARALLEL.
4811 * haifa-sched.c (update_flow_info): Likewise.
4813 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
4815 * v850: New directory for v850 port.
4816 * v850/lib1funcs.asm: New file.
4817 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
4818 * ginclude/va-v850.h: New file.
4819 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
4820 * configure.in (mn10200-*-*): New target.
4821 * configure: Rebuilt.
4822 * config.sub: Handle v850-elf.
4823 * Makefile.in (USER_H): Add va-mn10200.h.
4824 * invoke.texi: Document v850 stuff.
4826 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
4828 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
4829 has integer TYPE_{MAX,MIN}_VALUE before using them.
4831 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
4832 __HPUX_ASM__ versions.
4834 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
4836 * install.sh: Delete duplicate install script.
4838 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
4840 * reg-stack.c (subst_stack_regs): Pop the stack register for a
4841 computed goto which sets the same stack register.
4843 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
4844 destination are both on the regstack.
4845 (subst_stack_regs_pat): Put the destination at the top of the regstack.
4847 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
4849 * mips.md (nonlocal_goto_receiver): Define.
4851 * profile.c (output_arc_profiler): Check next_insert_after for non
4852 NULL before deferencing it.
4854 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
4856 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
4858 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
4860 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
4862 * toplev.c (rest_of_compilation): For passes starting with
4863 flow_analysis, use print_rtl_with_bb instead of print_rtl.
4865 * print-rtl.c (print_rtl_single): Print a single rtl value to a
4868 * flow.c (print_rtl_with_bb): Print which insns start and end
4869 basic blocks. For the start of a basic block, also print the live
4872 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
4874 * toplev.c (main): Change #elif to #else/#ifdef
4876 * tlink.c: Include ctype.h.
4877 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
4879 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
4881 * bitmap.c: Conditionally include stdlib.h.
4882 (free): Provide a declaration if NEED_DECLARATION_FREE.
4884 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
4886 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
4888 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
4890 * profile.c (output_arc_profiler): Verify next_insert_after is an
4891 INSN before and after skipping a stack pop.
4893 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4895 * final.c (shorten_branches): Don't count the lengths of deleted
4898 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
4900 * version.c: Bump for snapshot.
4902 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
4904 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
4905 two bitmaps ANDed together.
4906 (bitmap_print): Declare.
4908 * bitmap.c (function_obstack): Don't declare any more.
4909 (bitmap_obstack): Obstack for allocating links from.
4910 (bitmap_obstack_init): New static to say whether to initialize
4912 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
4913 (bitmap_release_memory): Free all memory allocated from
4916 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
4917 EXECUTE_IF_AND_IN_BITMAP.
4919 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
4921 * alias.c (true_dependence): Address with AND can alias scalars.
4922 (anti_dependence, output_dependence): Likewise.
4924 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
4926 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
4928 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
4929 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
4930 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
4931 definitions. Use -qrtems instead of -mrtems.
4933 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
4935 * xm-sco5.h (sys_siglist): Define.
4936 (SYS_SIGLIST_DECLARED): Likewise.
4938 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
4940 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
4942 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
4944 * except.c (eh_outer_context): Expand masking operation using
4947 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
4949 * alpha.md (floatdisf2-1): New pattern.
4951 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
4953 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
4954 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
4955 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
4956 * gcc.texi: Note that if you define sys_siglist that you should
4957 also define SYS_SIGLIST_DECLARED.
4959 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
4960 are relative to the next instruction, not the current instruction.
4962 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
4964 * local-alloc.c (contains_replace_regs): New function.
4965 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
4966 verify that there is no existing REG_EQUIV note, and add a call to
4967 contains_place_regs.
4969 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4971 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
4972 (STARTFILE_SPEC): Always use crtbegin.o%s
4973 (ENDFILE_SPEC): Always use crtend.o%s.
4975 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
4977 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
4979 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
4980 SFmode for 64 bit hosts.
4982 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
4984 * fixincludes: Permits spaces between # and define. Discard C++
4985 comments in sys/pci.h on HP/UX 10.20.
4987 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
4989 * version.c: Bump for snapshot.
4991 * pa.c (restore_unscaled_index_insn_codes): New function.
4992 (record_unscaled_index_insn_codes): Likewise.
4993 (output_function_prologue): Call restore_unscaled_index_insn_codes.
4994 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
4995 (pa_reorg): Call record_unscaled_index_insn_codes.
4997 * haifa-sched.c (move_insn): Handle notes correctly for insns
4998 with SCHED_GROUP_P set.
5000 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
5002 * alpha/xm-linux.h (USE_BFD): Undef before define.
5004 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
5006 * cse.c (cse_insn): Don't record BLKmode values.
5008 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
5010 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
5012 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
5014 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
5015 * collect2.c (sys_errlist): Likewise.
5016 * cpplib.c (sys_errlist): Likewise.
5017 * gcc.c (sys_errlist): Likewise.
5018 * protoize (sys_errlist): Likewise.
5019 * configure.in: Check for strerror.
5020 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
5021 * xm-gnu.h (HAVE_STRERROR): Likewise.
5022 * xm-linux.h (HAVE_STRERROR): Likewise.
5023 * xm-netbsd.h (HAVE_STRERROR): Likewise.
5024 * xm-bsd386.h (HAVE_STRERROR): Likewise.
5025 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
5026 * xm-dos.h (HAVE_STRERROR): Likewise.
5027 * xm-mingw32.h (HAVE_STRERROR): Likewise.
5028 * xm-pa.h (HAVE_STRERROR): Likewise.
5029 * xm-papro.h (HAVE_STRERROR): Likewise.
5030 * xm-sysv4.h (HAVE_STRERROR): Likewise.
5031 * configure, config.in: Rebuilt.
5033 * Makefile.in: Add several missing "else true" clauses.
5035 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
5036 * mips-tfile.c: Likewise.
5037 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
5038 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
5039 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
5040 * configure.in: Check for sys_siglist declaration.
5041 * configure, config.in: Rebuilt.
5043 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
5045 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
5046 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
5047 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
5048 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
5049 * rs6000/sysv4.h (extra_subtarget_switches): Added new
5050 macro EXTRA_SUBTARGET_SWITCHES.
5051 * configure.in (sh*-*-rtems*): New target.
5052 * sh/rtems.h: New file.
5053 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
5054 * configure: Rebuilt.
5056 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
5058 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
5060 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
5062 * rs6000.md: Make DF fused-add operations pay attention to
5065 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
5067 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
5069 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
5071 * pa.md (reload_peepholes): Make sure operand is a REG before
5072 examining REGNO. Allow general registers too.
5074 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
5076 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
5078 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
5080 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
5081 to reallocate abbrev_die_table.
5083 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
5085 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
5087 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5089 * Makefile.in (config.status): Depend on version.c
5091 * expr.h (insn_gen_function): Reenable prototype.
5093 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
5096 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
5098 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
5100 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
5102 * version.c: Bump for latest snapshot.
5104 * bc-optab.c: Conditionally include stdlib.h.
5105 (free): Provide a declaration if NEED_DECLARATION_FREE.
5106 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
5107 * rtl.h (free): Remove declaration.
5108 * tree.h (free): Remvoe declaration.
5110 * configure: Rebuilt.
5112 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
5114 * flags.h (flag_move_all_movables): Declare.
5115 (flag_reduce_all_givs): Likewise.
5116 * loop.c (move_movables): Handle flag_move_all_movables.
5117 (strength_reduce): Handle flag_reduce_all_givs.
5118 * toplev.c (flag_move_all_movables): Define.
5119 (flag_reduce_all_givs): Likewise.
5120 (f_options): Add -fmove-all-movables and -freduce-all-givs.
5121 * invoke.texi: Document new options, including alias stuff that
5122 wasn't included last time.
5124 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
5126 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
5129 * t-vxworks68: Ditto.
5130 * t-vxworks960: Ditto.
5133 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
5135 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
5136 if not already defined, and USE_C_ALLOCA not defined.
5138 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
5140 * config.guess: Replace with script that uses ../config.guess.
5142 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
5143 if USE_GNULIBC_1 is not defined.
5145 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
5147 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
5148 * config.guess: Recognize alpha-linux-gnulibc1.
5149 * configure.in (alpha-*-linux-gnulibc1): New target.
5150 (alpha-*-linux-gnu*): Don't build crtbegin/end.
5152 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
5154 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
5157 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
5159 * loop.c (combine_movables): Earlier insns don't match later ones.
5161 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
5163 * config/linux.h (CC1_SPEC): Define it only if not defined.
5165 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
5168 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
5169 USE_GNULIBC_1 is not defined.
5171 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
5173 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
5174 as 1 if USE_GNULIBC_1 is not defined.
5176 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
5178 * reorg.c (dbr_schedule): Allow current_function_return_rtx
5179 to be something other than a REG.
5180 * function.c (expand_function_end): Fix current_function_return_rtx
5183 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
5184 * x-netbsd: Likewise
5185 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
5186 (INSTALL_HEADERS): Delete.
5187 * x-dguxbcs: Likewise.
5188 * x-hp3bsd44: Likewise
5191 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5193 * i386.md (pop): pop increments the stack pointer.
5194 (prologue_set_stack_ptr): New pattern.
5195 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
5198 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
5200 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
5201 address where an offsettable address is required.
5203 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
5205 * loop.c (check_final_value): Don't miss a biv increment in a
5208 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
5210 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
5211 TYPE_DECL_IS_STUB instead of DECL_NAME.
5213 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
5215 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
5217 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
5219 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
5221 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
5223 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
5224 (find_post_sched_live): Likewise.
5226 * haifa-sched.c (schedule_block): Remove old code to get arguments
5227 from hard regs into pseudos early.
5229 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
5231 * version.c: Bump for new snapshot.
5233 * local-alloc.c (update_equiv_regs): All the target to reject
5234 promotion of some REG_EQUAL to REG_EQUIV notes.
5235 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
5237 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
5240 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
5241 store of the argument registers.
5243 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
5245 * fold-const.c (multiple_of_p): New function.
5246 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
5248 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
5250 * expr.h (insn_gen_function): Temporarily remove prototype.
5252 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
5254 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
5255 filenames. Use sed to extract base filename for install.
5257 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
5259 * unroll.c (find_splittable_givs): Only share if two givs have the
5260 same add and multiply values.
5262 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
5264 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
5265 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
5267 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
5269 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
5270 around branch tables.
5271 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
5272 and .end_brtab directives if TARGET_GAS.
5274 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
5276 * alias.c (true_dependence): Pass x_addr not x to varies.
5278 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
5279 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
5280 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
5282 * config.in, configure: Regenerate.
5284 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
5286 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
5288 (record_set): Handle LO_SUM like PLUS.
5289 (init_alias_analysis): When following chains of base addresses,
5290 do not stop on reaching a hard register.
5292 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
5294 * version.c: Bump for new snapshot.
5296 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
5298 * alpha.h (ARCH_ASM_FILE_START): Define.
5299 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
5300 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
5302 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
5304 * Makefile.in (install-common): Put gcov comment at start of line.
5306 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
5308 * alias.c (init_alias_analysis): When simplifying the reg_base_value
5309 array, simplify entries for hard registers too.
5311 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
5313 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
5316 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
5318 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
5319 block_stack before dereferencing it.
5321 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
5323 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
5325 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
5327 * cplus-dem.c: Add 'extern' to prepends_underscore.
5329 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
5331 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
5332 (get_issue_rate): Delete.
5333 * pa.h (ISSUE_RATE): Define.
5335 * configure.in: Turn on haifa by default for the PA.
5336 * configure: Rebuilt.
5337 * pa.c (override_options): Accept -mschedule=7200 option.
5338 (pa_adjust_cost): No longer need to scale costs for newer
5340 * pa.h (enum processor_type): Add PROCESSOR_7200.
5341 * pa.md: Revamp scheduling parameters to work better with
5342 haifa. Add scheduling parameters for the 7200.
5344 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
5346 (schedule_block): When adjusting basic_block_{head,end}, account
5347 for movement of SCHED_GROUP_P insns too.
5349 * haifa-sched.c (debug_dependencies): Fix thinko.
5351 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
5352 (site.exp, check, check-g++, check-gcc): New targets.
5354 * haifa-sched.c: Make lots of variables static.
5356 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
5358 * expr.h, real.h: Finish prototyping.
5360 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
5362 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
5363 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
5364 * reload1.c: Undo bugfix from Aug 11.
5366 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
5368 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
5369 quotes around the name.
5370 * configure: Regenerate.
5372 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
5374 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
5376 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
5378 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
5379 to sub-makes to avoid building more passes than the user might have
5380 requested on the command line.
5382 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
5384 * configure.in: Expurgate `broken_install' (install is
5387 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
5390 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
5392 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
5393 functions and declarations.
5394 (analyze_loop_iterations): Use condjump_p.
5395 (insert_bct): Likewise. Use exact_log2.
5397 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
5399 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
5400 (schedule_region): Likewise.
5401 (schedule_insns): Likewise.
5403 * PROJECTS: Update with Haifa stuff.
5405 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
5407 * version.c: Change the version string to look like:
5408 egcs-2.90.00 970814 (gcc2-970802 experimental).
5410 * loop.c (is_conditional_branch): Make definition match declaration.
5412 * gcc.c: Take out experimental snapshot warning message.
5414 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
5416 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
5417 print out the names of the notes. Print out the name of the insn
5418 that is not a note, and not an {,CALL_,JUMP_}INSN.
5420 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
5422 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
5423 again for the slot after we give it RTL.
5425 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
5427 * configure.in (haifa configury): Fix typo.
5428 * configure: Regenerate.
5430 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
5432 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
5434 * gcc.info*: Rebuilt.
5436 * COPYING.g77, README.g77: New files.
5437 * real.c (ereal_unto_float, ereal_unto_double): New functions.
5438 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
5439 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
5441 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
5443 * Integrate Haifa instruction scheduler.
5444 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
5445 to sched with $(SCHED_CFLAGS.
5446 * configure.in: Handle --enable-haifa.
5447 * configure: Rebuilt.
5448 * flags.h: Add new flags for haifa instruction scheduler.
5449 * genattrtab.c (expand_units): For haifa, don't subtract one
5450 when computing blockage.
5451 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
5452 (flag_schedule_speculative): Ditto.
5453 (flag_schedule_speculative_load): Ditto.
5454 (flag_schedule_speculative_load_dangerous): Ditto.
5455 (flag_schedule_reverse_before_reload): Ditto.
5456 (flag_schedule_reverse_after_reload): Ditto.
5457 (flag_branch_on_count_reg): Ditto.
5458 (f_options): Add Haifa switches.
5459 (main): Turn off some Haifa options if appropriate macro is
5460 defined. Process Haifa switches.
5461 * unroll.c (iteration_info): No longer static, since Haifa
5463 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
5464 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
5465 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
5466 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
5467 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
5468 storage for the Haifa scheduler.
5469 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
5471 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
5472 are defined, call analyze_loop_iterations and insert_bct to use
5474 (record_giv): Refine test for jumps out of loops if HAIFA is
5476 (analyze_loop_iterations): New function to identify if we can use
5478 (insert_bct): Insert countdown loop.
5479 (instrument_loop_bct): Low level code to insert countdown loop.
5480 (loop_number): Calculate UID of loop.
5481 (indirect_jump_in_function_p): Return true if an indirect jump is
5483 (is_power_of_2): Return true if value is a power of 2.
5484 (is_conditional_branch): Return true if insn is a conditional
5486 (fix_bct_param): Process -fbct-{min,max}-N switches.
5487 (check_bct_param): Return true if loop should be instrumented.
5488 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
5489 (loop_optimize): Initialize.
5490 (get_condition_for_loop): Ditto.
5491 * loop.c (strength_reduce): Inside of code that uses #ifdef
5492 HAVE_decrement_and_branch_on_count code, test it to make sure the
5494 (instrument_loop_bct): Ditto.
5495 * haifa-sched.c: New file.
5498 * Integrate regmove pass.
5499 * Makefile.in (OBJS): Add regmove.o
5500 (regmove.o): Add dependencies.
5501 * flow.c (find_use_as_address): No longer static.
5502 * rtl.h (find_use_as_address): Declare.
5503 * toplev.c (regmove_dump, flag_regmove): Define.
5504 (f_options): Add -fregmove.
5505 (regmove_dump_file, regmove_time): Define.
5506 (fatal_insn): Close the regmove dump file.
5507 (compile_file): Initialize regmove_time; open/close the regmove dump
5508 file as needed. Print regmove time as needed.
5509 (rest_of_compilation): Run regmove pass if requested, dump
5510 RTL after regmove if requested.
5511 (main): If -O2 or more, turn on regmove. Handle dump switches.
5512 * regmove.c: New file.
5514 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
5516 * Integrate tlink patch from jason@cygnus.com
5517 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
5518 (process_command): Increment n_switches for them. Don't discard
5519 their args. Validate them.
5520 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
5522 (process_command): Set include_prefixes from COMPILER_PATH.
5523 (main): Set COLLECT_GCC_OPTIONS sooner.
5524 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
5525 * tlink.c, hash.c, hash.h: New files.
5526 * Makefile.in (USE_COLLECT2): Always use collect2.
5527 (collect2): Depend on and link in hash.o and tlink.o.
5528 (tlink.o, hash.o): Add dependencies.
5530 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
5532 * Integrate alias analysis changes from jfc@mit.edu
5533 * Makefile.in (OBJS): Add alias.o
5534 (alias.o): Add dependencies.
5535 * alias.c: New file.
5536 * sched.c: Remove alias analysis code. It lives in alias.c now.
5537 (sched_analyze_2): Add new arguments to true_dependence.
5538 (schedule_insns): Always call init_alias_analysis.
5539 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
5540 mark return value from such functions as a pointer and keep track of
5541 them for alias analysis. If a return value from a function is a
5542 pointer, mark it as such.
5543 * combine.c (distribute_notes): Handle REG_NOALIAS.
5544 * cse.c (struct write_data): Delete. No longer needed.
5545 (invalidate): Don't call set_nonvarying_address_components anymore.
5546 Use true_dependence to decide if an entry should be removed from
5548 (invalidate_memory): Remove WRITES argument, simplify appropriately.
5550 (note_mem_written): Similarly for WRITE_PTR argument.
5551 (invalidate_from_clobbers): Similarly for W argument.
5552 (invalidate_for_call): Remove memory elements from the hash table.
5553 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
5554 (cse_rtx_varies_p): New function. Derived from old
5555 cse_rtx_addr_varies_p.
5556 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
5557 Don't call note_mem_written anymore. Stack pushes invalidate the stack
5558 pointer if PUSH_ROUNDING is defined. No longer need to call
5559 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
5560 (skipped_writes_memory): Remove variable.
5561 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
5562 (invalidate_skipped_block): Simplify for new alias analysis code.
5563 (cse_set_around_loop): Likewise.
5564 (cse_main): Call init_alias_analysis.
5565 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
5566 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
5567 (f_options): Add new alias checking arguments.
5568 (main): Set flag_alias_check when optimizing.
5569 * local_alloc (validate_equiv_mem_from_store): Add new arguments
5571 (memref_referenced_p): Likewise.
5572 * loop.c (NUM_STORES): Increase to 30.
5573 (prescan_loop): Only non-constant calls set unknown_address_altered.
5574 (invariant_p): Add new arguments to true_dependence.
5575 (record_giv): Initialize unrolled and shared fields.
5576 (emit_iv_add_mult): Call record_base_value as needed.
5577 * loop.h (struct induction): Add unrolled and shared fields.
5578 * unroll.c (unroll_loop): Call record_base_value as needed.
5579 (copy_loop_body): Likewise.
5580 (final_biv_value): Likewise.
5581 (final_giv_value): Likewise.
5582 (find_splittable_regs): Likewise. Only create one new pseudo
5583 if we have multiple address GIVs that were combined with the same
5584 dst_reg GIV. Note when a new register is created due to unrolling.
5585 * rtl.c (reg_note_name): Add REG_NOALIAS.
5586 * rtl.h (enum reg_note): Similarly.
5587 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
5588 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
5589 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
5590 (true_dependence, read_dependence, anti_dependence): Likewise.
5591 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
5592 (mark_user_reg, mark_reg_pointer): Likewise.
5595 * Integrate reload bugfix from Wilon which enables the PA port
5597 * reload1.c (reload): Sum needs for both OPADDR_ADDR and and
5598 OPERAND_ADDRESS when computing how many registers an insn needs.
5599 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
5601 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
5603 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
5604 in reload_reg_use_in_op_addr do not reach the end.
5605 do not reach the end.
5606 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
5607 RELOAD_FOR_OPERAND_ADDRESS.
5609 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
5611 * egcs project officially starts.