1 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
3 * mips.c (override_options): Replace word_mode with explicit
6 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
8 * regmove.c (regmove_optimize): If we can't replace the
9 destination in an insn that sets the source, generate an explicit
10 move of the source to the destination.
11 (copy_src_to_dest): New function.
12 (toplevel): Include basic-block.h
14 * Makefile.in (regmove.o): Add basic-block.h dependencies.
16 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
18 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
20 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
22 * rtl.h (rtx_def): Improve documentation.
23 (MEM_IN_STRUCT_P): Likewise.
25 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
27 * c-decl.c (start_decl): Correct test for -Wmain.
29 * c-decl.c (grokdeclarator): Remove unused variable "last".
31 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
33 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
34 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
35 Delete code storing value in static_chain_rtx.
36 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
37 to second expand_expr call.
39 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
41 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
43 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
45 * cppmain.c (fatal): New function.
46 * configure.in (cpp_main): New configuration variable.
47 * configure: Regenerated.
48 * Makefile.in (CCCP): Use a configuration variable to select basex
50 (cppmain$(exeext)): Add @extra_cpp_objs@.
52 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
54 * objc/objc-act.c: Add cpplib declarations.
55 (lang_decode_option): Initialize cpplib if necessary.
56 (lang_decode_option): New argc/argv interface.
57 * tree.h (lang_decode_option): New argc/argv interface.
58 * toplev.c (lang_options): Add cpp options.
59 (main): New interface for lang_decode_option.
60 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
61 unless -E, -M or -MM is specified.
62 * cpplib.h (cpp_handle_option): New function.
63 * cpplib.c (cpp_handle_option): New function.
64 (cpp_handle_options): Now calls cpp_handle_option.
65 * c-tree.h (c_decode_option): New argc/argv interface.
66 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
67 * c-lang.c (lang_decode_option): New argc/argv interface.
68 * c-decl.c: Add cpplib declarations.
69 (c_decode_option): New argc/argv interface.
70 (c_decode_option): Call cpp_handle_option.
71 (c_decode_option): Now returns number of strings processed.
73 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
75 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
76 changes. Abort if the undo fails.
78 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
80 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
81 for each alternative. Do not replace a CONST_INT with a REG unless
84 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
86 * decl.c (init_decl_processing): Fix typo.
88 * mips.c (gpr_mode): New variable.
89 (override_options): Initialize gpr_mode.
90 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
91 determine size and offset of general purpose registers save slots.
92 (save_restore_insns, mips_expand_prologue): Similarly.
94 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
95 between constant representations when we have (SUBREG (REG)) with
96 REG equivalent to a constant.
98 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
100 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
102 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
104 * fold-const.c (fold): Even with otherwise constant trees, look for
105 opportunities to combine integer constants.
107 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
109 * i386.c (notice_update_cc): Clear cc_status.value2 in the
110 case of UNSPEC 5 (bsf).
112 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
113 conditional move instructions don't support signed integer
116 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
118 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
121 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
122 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
125 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
127 * except.c (expand_start_catch): Rename to start_catch_handler.
128 (expand_end_catch): Delete function.
129 (expand_end_all_catch): Remove catch status that expand_end_catch
131 * except.h (expand_start_catch): Rename prototype.
132 (expand_end_catch): Delete prototype.
134 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
136 * invoke.texi: Add documentation for -mips4 and -mabi=*.
138 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
140 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
141 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
142 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
144 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
146 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
147 as the threshold to permit splitting memory operations.
149 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
151 * mips.c (gpr_mode): New variable.
152 (override_options): Initialize gpr_mode.
153 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
154 determine size and offset of general purpose registers save slots.
155 (save_restore_insns, mips_expand_prologue): Similarly.
157 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
158 (LIBGCC2_CFLAGS): Remove -fexceptions.
159 (LIB2FUNCS): Remove "_eh".
160 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
161 it with -fexceptions.
163 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
164 * local-alloc.c (block_alloc): Avoid creating false
165 dependencies for targets which use instruction scheduling.
167 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
169 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
170 (ASM_FINISH_DECLARE_OBJECT): Define;
171 * mips/elf64.h: Likewise.
173 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
175 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
177 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
179 * version.c: Bump for snapshot.
181 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
183 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
184 (mulsidi3_ppc64): Delete.
186 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
188 * Makefile.in (varasm.o): Depend on dbxout.h.
189 (cse.o): Depend on toplev.h and output.h.
190 (gcse.o): Depend on output.h.
192 * mips.c: Include system.h and toplev.h and remove redundant code.
193 Include output.h after tree.h so all its prototypes get activated.
194 * mips.md (table_jump): Remove unused variable `dest'.
196 * sparc.h: Add prototype for `v8plus_regcmp_op'.
198 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
199 with __attribute__ ((__unused__)).
200 (__frame_dummy): Provide prototype before use, wrap it with
201 EH_FRAME_SECTION_ASM_OP.
203 * cse.c: Move inclusion of <setjmp.h> above local headers.
204 Include toplev.h and output.h.
206 * dbxout.h: Add prototype for `dbxout_begin_function'.
208 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
209 ASM_OUTPUT_MAX_SKIP_ALIGN.
211 * gcse.c: Include system.h and output.h.
212 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
213 Make extern instead of static.
214 (compute_can_copy): Only declare variables `reg' and `insn' when
215 AVOID_CCMODE_COPIES is not defined.
216 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
217 (hash_scan_clobber): Likewise for `x' and `insn'.
218 (hash_scan_call): Likewise.
219 (record_last_set_info): Likewise for `setter'.
220 (mark_call): Likewise for `pat'.
221 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
223 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
224 length parameter so that it multiplies the number of elements by
227 * output.h: Add prototype for `weak_finish'.
229 * recog.h: Likewise for `validate_replace_src'.
231 * rtl.h: Likewise for `optimize_save_area_alloca',
232 `fix_sched_param', `purge_addressof', `gcse_main',
233 `regmove_optimize', `dbr_schedule', `branch_prob' and
236 * toplev.h: Likewise for `set_float_handler' and
237 `output_quoted_string'.
239 * varasm.c: Include dbxout.h.
241 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
243 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
244 GP_REG_P. Use gr_regs instead of GR_REGS.
246 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
247 Jeff Law <law@cygnus.com>
249 * Revamped multiply support for MIPS chips.
250 * mips.c (extend_operator): New function.
251 (highpart_shift_operator): Likewise.
252 * mips.h: Declare new functions.
253 (PREDICATE_CODES): Add support for new predicates.
254 * mips.md (mulsi3 expander): Simplify.
255 (mulsi_mult3): Add another constraint alternative. Support
256 3 operand multiply instructions as found on various mips
258 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
259 (mul_acc_si): New pattern and associated splitters.
260 (mulsidi3 expander): Rework to use mulsidi3_64bit and
262 (umulsidi3): New expander.
263 (mulsidi3_internal): Accept either sign or zero extended
264 operands and generate code as appropriate appropriately.
265 (mulsidi3_64bit): Similarly.
266 (smulsi3_highpart): Turn into an expander and generate code
267 to match new patterns.
268 (umulsi3_highpart): Likewise.
269 (xmulsi3_highpart_internal): New pattern.
270 (maddi patterns): Delete. Replace with:
271 (mul_acc_di, mul-acc_64bit_di): New patterns.
273 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
275 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
276 flag_new_exceptions runtime flag.
277 (struct old_exception_table): New struct which represents what
278 the exception table looks like without the new model.
279 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
280 flag that this is a new style table.
281 * except.h: Remove compile time flag NEW_EH_MODEL.
282 (expand_builtin_eh_stub_old): New prototype.
283 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
284 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
285 * c-decl.c (init_decl_processing): Add new builtin function
286 __builtin_eh_stub_old.
287 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
288 * flags.h (flag_new_exceptions): New runtime flag.
289 * toplev.c (flag_new_exceptions): Initialize default to 0,
290 -fnew-exceptions sets to 1.
291 * except.c (output_exception_table_entry): Output New style exception
292 identifier into table, and replace compile time flag NEW_EH_MODEL
293 with runtime flag flag_new_exceptions.
294 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
295 (expand_builtin_eh_stub_old): Duplicates original functionality of
296 expand_builtin_eh_stub.
297 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
298 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
299 (old_find_exception_handler): New func, same as find_exception_handler
300 except it works on the old style exception table.
301 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
302 of identifier in the exception table, and call appropriate routines.
304 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
306 * function.c: Define current_function_cannot_inline.
307 (push_function_context_to): Save it.
308 (pop_function_context_from): Restore it.
309 * function.h (struct function): Provide it a home.
310 * output.h: Declare it.
311 * integrate.c (function_cannot_inline_p): Check it.
313 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
315 * expr.c (force_operand): Detect PIC address loads before
316 splitting arithmetic.
318 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
320 * version.c: Bump for snapshot.
322 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
324 * tree.c (tree_class_check): Add braces to eliminate ambigious
326 (tree_check): Likewise.
328 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
330 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
331 stack is the destination for conditional move insn.
333 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
335 * tree.h (TREE_VEC_END): Cast unused value to void.
337 * i386.c (print_operand): Use %lx for long operand.
339 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
341 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
343 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
345 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
346 conversion functions.
348 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
350 * toplev.c (flag_exceptions): Default to 0.
351 (compile_file): Remove flag_exceptions == 2 hack.
352 (main): Call lang_init_options.
353 * tree.h: Declare it.
354 * c-lang.c: Implement it.
355 * objc/objc-act.c: Likewise.
357 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
359 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
360 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
361 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
362 (output_function_profiler): Use asm_fprintf and fputs.
364 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
366 * gencheck.c: Remove redundant stdio.h include. Add a definition
367 of xmalloc for when we are forced to link with alloca.o.
369 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
372 * fold-const.c (constant_boolean_node): Make definition static to
375 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
377 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
378 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
379 (do_spec, input_filename, input_filename_length): Make public.
380 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
381 Call lang_specific_pre_link befor elinking.
383 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
385 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
386 the insn which has the most insns dependent on it.
388 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
390 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
392 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
394 * alpha.md (insxh-1): New insxl pattern for combine.
396 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
398 * i386/i386.c (output_fp_conditional_move): New function
399 to output floating point conditional move.
400 (output_int_conditional_move): New function to output integer
403 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
404 output_int_conditional_move () to output int conditional move.
405 (movsfcc+5, movdfcc+5, movxfcc+5): Call
406 output_fp_conditional_move () to output floating point
409 * i386/i386.c (put_condition_code): In INT mode, check
410 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
412 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
414 * dbxout.c (dbxout_type): Output arrays of bits as if
415 they were bitstrings for Chill
417 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
419 * tree.c (get_inner_array_type): New function.
420 * tree.h (get_inner_array_type): Prototype.
421 * expr.h (STACK_SAVEAREA_MODE): New macro.
422 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
424 (expand_builtin_longjmp): Likewise.
425 * explow.c (emit_stack_save): Likewise.
426 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
428 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
429 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
430 * rs6000/aix43.h: New file.
431 * rs6000/t-aix43: New file.
432 * rs6000/x-aix41: New file.
433 * rs6000/x-aix43: New file.
434 * configure.in (rs6000-ibm-aix*): Use them.
435 * rs6000/powerpc.h: Delete.
436 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
437 * rs6000/netware.h: and here.
438 * rs6000/win-nt.h: and here.
440 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
442 (rs6000_override_options): Ignore flag_pic for AIX.
443 (rs6000_immed_double_const): Delete.
444 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
445 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
446 (num_insns_constant): mask64_operand() is 2 insns.
447 (logical_operand): Don't assume 32-bit CONST_INT.
448 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
449 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
450 (mask_constant): HOST_WIDE_INT parameter.
451 (non_and_cint_operand): Delete.
452 (mask64_operand): New function.
453 (and64_operand): New function.
454 (function_arg_advance): DImode arguments do not need special
455 alignment when 64-bit.
456 (function_arg): Likewise.
457 (setup_incoming_varargs): Reverse reg_size assignment.
458 (print_operand): HOST_WIDE_INT second parameter.
459 (print_operand, 'B'): New case.
460 (print_operand, 'M'): Fix typo in lossage string.
461 (print_operandm 'S'): New case.
462 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
463 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
464 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
465 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
466 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
467 (rs6000_allocate_stack_space): Use {cal|la}.
468 (output_epilog): Use {cal|la}
469 (output_function_profiler): Add call glue to mcount call.
470 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
472 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
473 (STACK_BOUNDARY): Depend on TARGET_32BIT.
474 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
475 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
476 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
478 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
479 (STACK_SAVEAREA_MODE): New macro.
480 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
481 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
482 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
483 (ASM_FILE_START): Emit 64-bit ABI directive.
484 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
485 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
486 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
487 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
489 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
490 Restore define_splits.
491 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
492 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
493 Do not specify base register operand mode.
494 (floatsidf2_loadaddr): Do not specify base register operand mode.
495 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
496 register; do not specify mode. Remove !TARGET_POWERPC64 final
498 (floatsidf2_load): Do not specify base register operand mode. Remove
499 !TARGET_POWERPC64 final constraint.
500 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
501 base register operand mode.
502 (adddi3): Split large constants early.
503 (absdi3): Shift by 63, not 31.
504 (*mulsidi3_ppc64): New pattern.
505 (rotldi3): Add masking combiner patterns.
506 (anddi3): Add rldic{r,l} masking. Remove split of large constants
507 because PPC insns zero-extend.
508 (iordi3, xordi3): Split large constants early.
509 (movsi matcher): Remove S and T constraints.
510 (movsf const_double): create SImode constant from TARGET_DOUBLE.
511 (movdf_hardfloat32): Add default abort() case.
512 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
513 (movdi): Remove 64-bit constant generator. Try to convert
514 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
515 (movdi_32): Add default abort() case.
516 (movdi_64): Add numerous ways to split 64-bit constants.
517 Make catch-all define_split more optimal and never FAIL.
518 (movti_ppc64): Add default abort() case.
519 (allocate_stack): Remove operand modes. Use Pmode.
520 (restore_stack_block): Remove operand modes. Generate Pmode
522 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
523 temporary. Save area is double Pmode.
524 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
525 (call, call_value): Do not specify address operand mode. Choose
527 (*call_local64, *ret_call_local64): New patterns.
528 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
529 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
530 (compare): Materialize DImode truthvalues.
532 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
534 * expr.c (safe_from_p): Avoid combinatorial explosion
535 over duplicate SAVE_EXPRs by ensuring we never recurse
536 on one that has already been visited.
538 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
540 * loop.c (check_dbra_loop): Initialise final_value before
541 normalizing the loop.
543 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
545 * reload1.c (reload_reg_free_for_value_p): New arguments out and
546 reloadnum. Changed all callers.
548 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
550 * system.h: Add _() and N_() macros in preparation for gettext.
552 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
554 * c-common.c (check_format_info): Put back check for C9x `hh'
555 length modifier. Warn about %n format writing into const. Remove
557 (format_char_info): Fix comments.
559 * configure.in: Set float_format to m68k for all m68k targets that
560 do not override LONG_DOUBLE_TYPE_SIZE.
561 * config/float-m68k.h: New file.
563 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
565 * jump.c (jump_optimize): Remove debug messages accidentally left in
566 with the previous change.
568 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
570 * expr.c (store_expr): Revert stray patch associated with
573 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
575 * jump.c (rtx_unsafe_p): New function.
576 (jump_optimize): Use it on if/then/else transformations and
577 conditional move transformations.
579 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
581 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
582 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
583 Cope with CONST being out of range for the bitfield.
585 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
587 * expr.c (emit_move_insn_1): When moving complex values in several
588 steps, emit a CLOBBER to show the destination dies.
590 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
592 * Makefile.in (site.exp): Use the object testsuite directory as
593 the temporary directory.
595 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
596 address of an ADDRESSOF rtx.
598 1998-06-02 Mike Stump <mrs@wrs.com>
600 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
601 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
602 * i960.md (ret, flush_register_windows): Define.
603 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
605 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
607 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
609 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
610 around an OSF/1 library bug wrt sign-extension of inputs.
612 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
614 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
616 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
618 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
620 * varasm.c (assemble_variable): Augment alignment warning.
622 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
624 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
625 in the presence of IEEE negative 0's.
627 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
629 * reload.c (find_reloads): Record the existing mode if
630 operand_mode == VOIDmode before replacing a register with
632 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
633 i386_compare_op1 to const0_rtx for the benefit of the
634 conditional move patterns.
635 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
636 based on suggestions from Jim Wilson.
638 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
640 * version.c: Bump for snapshot.
642 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
644 * Makefile.in (fixinc.sh): Update rules again.
646 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
648 * extend.texi: Bring back reference to trampoline paper.
650 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
652 * Makefile.in (USER_H): Add stdbool.h.
653 * ginclude/stdbool.h: New file.
655 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
657 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
660 * gcse.c (pre_delete): Fix code to determine the mode of
661 the reaching pseudo register.
663 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
665 * Makefile.in (GEN): Add gencheck
666 (STAGESTUFF): Add tree-check.h and gencheck.
668 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
670 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
671 (fixinc.sh): Set some additional environment variables before
674 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
676 * reload.c (find_reloads): Do not force a reloads of match_operators.
678 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
680 * except.h (remove_handler): Add new prototype.
681 * except.c (remove_handler): New function to remove handlers
682 from an exception region.
683 * flow.c (find_basic_blocks_1): Remove handlers from regions when
684 handler label is deleted; remove exception regions with no handlers.
686 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
688 * except.h (rtx): Define rtx type correctly if needed.
689 * function.h (rtx): Ditto.
690 (tree): Define tree type correctly if needed.
692 * c-pragma.c (toplevel): Include rtl.h.
694 * stor-layout.c (toplevel): Move include of rtl.h before
697 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
698 (tree.o): Add except.h dependency.
700 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
702 * reload1.c: Revert accidental checkin.
704 * configure.lang: Fix thinko when adding a definition for
705 target_alias to the Makefile.
707 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
709 * config/sparc/lb1spc.asm (.rem and .urem): Replace
712 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
714 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
715 variable warnings. Don't generate scratch registers if only
717 (find_barrier): Eliminate unused variable SRC.
719 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
721 * toplev.h (rtx_def): Provide global declaration to avoid
722 `limited scope' warnings.
724 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
726 * Makefile.in (gencheck.o): Use HOST_CC.
727 * i386/t-mingw32: New file.
728 * configure.in (i386-*-mingw32*): Use.
730 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
732 * arm.c (bad_signed_byte_operand): New predicate function.
733 * arm.h (PREDICATE_CODES): Add it to the list.
734 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
736 (define_split): Two new splits for above insns.
738 * arm.c: Include toplev.h.
739 (arm_override_options): Add parentheses around use of tune_flags.
740 (arm_split_constant): Remove unused variable.
741 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
742 (output_func_prologue, arm_expand_prologue): Likewise.
743 (arm_canonicalize_comparison): Make I unsigned; rework constants
744 accordignly. Add missing paratheses around << operation.
745 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
747 ({load,store}_multiple_sequence): Initialize BASE_REG.
748 (select_dominance_cc_mode): Add DEFAULT clauses.
749 (broken_move): Return zero if the destination is not a register.
750 (arm_reorg): Move unused REGNO declaration into the dead code.
751 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
753 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
755 * version.c: Bump for snapshot.
757 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
759 * version.c: Bump for snapshot.
761 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
763 * cpperror.c (v_cpp_message): Remove static prototype.
764 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
765 * cpplib.h (v_cpp_message): Add protoptype.
766 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
768 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
770 * version.c: Bump for snapshot.
772 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
774 * version.c: Bump for snapshot.
776 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
778 * m68k.h: Declare more functions used in macros.
779 (REG_CLASS_CONTENTS): Completely embrace initializer.
780 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
781 about returning no value.
782 * cse.c (find_best_addr): Declare p and found_better only if
784 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
785 * dwarfout.c (string_length_attribute): #if 0 away.
786 * function.c (expand_function_end): Define varible blktramp only
788 * jump.c (find_insert_position): Define only if !HAVE_cc0.
789 * loop.c (combine_givs_p): Define variable tem only if needed.
790 * real.c: Comment out unused functions eabs, eround,
791 e{24,53,64,113}toasc and eiinfin.
794 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
796 * Makefile.in (boostrap2-lean, bootstrap3-lean,
797 bootstrap4-lean): New targets.
799 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
801 * warn_summary, test_summary: Moved into the contrib directory.
803 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
805 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
807 (FLOAT_H_TEST): Likewise.
809 (float.h-nat): Likewise.
810 (float.h-cross): Likewise.
812 (enquire.o): Likewise.
813 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
814 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
816 (FLOAT_H): Remove old float.h-nat version; move current definition
817 to CROSS_FLOAT_H location.
818 (all.cross): Remove comments about enquire stuff.
820 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
821 (rest.encap): Likewise.
822 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
824 * toplev.h (tree_node): Provide global declaration to avoid
825 `limited scope' warnings.
827 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
829 * test_summary: Display section breaks for each entry
830 in a multilibbed target's output.
832 1998-05-23 Richard Henderson <rth@cygnus.com>
834 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
835 offset's mode is not ptr_mode, convert it.
837 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
839 * fold-const.c (ssize_binop): New fn.
840 * tree.h: Declare it.
842 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
844 * genextract.c (print_path): Handle zero-length path as a special
847 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
849 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
851 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
853 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
854 (shorten_branches, final_scan_insn): Test value of
855 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
857 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
858 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
859 * arm/tcoff.h: Likewise.
860 * i386/386bsd.h: Likewise.
861 * i386/freebsd-elf.h: Likewise.
862 * i386/freebsd.h: Likewise.
863 * i386/netbsd.h: Likewise.
864 * i386/ptx4-i.h: Likewise.
865 * i386/sysv4.h: Likewise.
867 * rs6000/linux.h: Likewise.
868 * rs6000/rs6000.h: Likewise.
870 * sparc/sp64-elf.h: Likewise.
871 * v850/v850.h: Likewise.
872 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
873 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
875 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
877 * regmove.c (gen_add3_insn): New function.
878 (fixup_match_2): Use it instead of calling gen_addsi3.
880 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
882 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
884 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
887 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
889 * Makefile.in (TREE_H): Add tree-check.h.
890 (tree-check.h, gencheck): New targets.
891 * gencheck.c: New file.
892 * tree.c (tree_check, tree_class_check): New functions.
893 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
894 (TYPE_CHECK, DECL_CHECK): Define.
895 Modify all access macros to use generated checking macros.
897 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
899 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
900 * configure.in: Check for it.
901 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
902 * final.c (uid_align, uid_shuid, label_align): Make static.
903 (label_align): Change type to struct label_alignment pointer.
904 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
905 (LABEL_TO_MAX_SKIP): Define.
906 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
907 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
908 (shorten_branches): Record the maximum bytes to skip when
910 (final_scan_insn): Use the maximum bytes to skip when aligning a label
911 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
912 * i386.h (LOOP_ALIGN_MAX_SKIP,
913 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
914 * i386.c (override_options): i386_align_jumps and i386_align_loops
915 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
916 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
918 1998-05-21 Mark Mitchell <mmitchell@usa.net>
920 * cplus-dem.c (do_type): Handle volatile qualification.
922 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
924 * function.c (init_function_start): Don't call emit_line_note if
925 lineno is 0. (Can happen when compiling Java .class files.)
927 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
929 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
930 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
932 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
934 * combine.c (nonzero_bits): For paradoxical subregs, take
935 LOAD_EXTENDED_OP into account.
937 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
939 * configure.in (extra_c_objs): add prefix.o.
940 (extra_cxx_objs): extra objects for C++ with cpplib.
941 * configure: Regenerate.
943 * c-tree.h: (get_directive_line): Different prototype for cpplib.
944 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
946 * c-lex.h: (get_directive_line): Not needed here for cpplib.
948 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
949 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
951 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
952 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
954 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
956 * gengenrtl.c (type_from_format, accessor_from_format): Change
957 type of parameter `c' from `char' to `int'.
959 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
961 * warn_summary, test_summary: New scripts from
962 Kaveh Ghazi and Alexandre Oliva respectively.
964 * gcse.c (current_function_calls_longjmp): Declare.
966 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
968 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
970 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
971 Jeff Law (law@cygnus.com)
973 * Global CSE and constant/copy propagation.
974 * Makefile.in (OBJS): Add gcse.o
975 (STAGESTUFF): Add *.gcse.
976 (gcse.o): Add dependencies.
977 (mostlyclean): Remove *.gcse and */*.gcse.
979 * loop.c (loop_optimize): Move call to init_alias_analysis.
980 * recog.c (validate_replace_src): New function.
981 * toplev.c (gcse_dump): New global variable.
982 (flag_gcse, gcse_time): Likewise.
983 (compile_file): Initialize gcse_time and clean out the gcse dump
985 (rest_of_compilation): Call gcse_main as requested. Dump RTL
986 after gcse if requested.
987 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
989 * gcc.texi: Add gcse related internal documentation.
990 * invoke.texi: Note new command line options for gcse.
991 * tm.texi: Document AVOID_CCMODE_COPIES.
992 * mips.h (AVOID_CCMODE_COPIES): Define.
994 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
996 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
998 (stmp-fixproto): Simlarly for running fixproto.
999 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
1001 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
1003 * config/mips/mips.c (double_memory_operand): Accept any MEM during
1004 reload when TARGET_64BIT.
1006 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
1008 Finish incomplete change started by Kenner.
1009 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
1010 (powerpcle-*-cygwin32): Delete xm_defines.
1011 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
1012 HAVE_STAB_H instead of NO_STAB_H.
1013 * config/xm-linux.h (NO_STAB_H): Delete.
1014 (HAVE_STAB_H): Undefine.
1015 * config/i386/xm-go32.h (NO_STAB_H): Delete.
1017 1998-05-19 Jim Wilson <wilson@cygnus.com>
1019 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
1020 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
1022 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
1024 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
1026 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1028 * reload1.c (reload_reg_free_for_value_p): New function.
1029 (allocate_reload_reg, choose_reload_regs): Use it.
1031 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
1033 * except.c (expand_start_catch): Correct logic for when to
1034 generate a new handler label, and when to use the old one.
1036 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1038 * Makefile.in (print-rtl.o): Depend on bitmap.h.
1039 (dbxout.o): Depend on toplev.h.
1040 ($(SCHED_PREFIX)sched.o): Likewise.
1041 ($(out_object_file)): Likewise for system.h and toplev.h.
1042 (cppmain.o): Depend on gansidecl.h.
1043 (cpplib.o): Likewise.
1044 (cpperror.o): Likewise.
1045 (cppexp.o): Likewise.
1046 (cpphash.o): Likewise.
1047 (cppalloc.o): Likewise.
1048 (fix-header.o): Depend on cpplib.h and cpphash.h.
1049 (scan-decls.o): Depend on gansidecl.h.
1051 * basic-block.h (free_regset_vector): Add prototype.
1053 * cccp.c (check_precompiled): Mark parameter `fname' with
1055 (do_assert): Likewise for `op' and `keyword'.
1056 (do_unassert): Likewise.
1057 (do_line): Likewise for `keyword'.
1058 (do_error): Likewise for `op' and `keyword'.
1059 (do_warning): Likewise.
1060 (do_ident): Likewise for `keyword'.
1061 (do_pragma): Likewise for `limit', `op' and `keyword'.
1062 (do_sccs): Likewise.
1063 (do_if): Likewise for `keyword'.
1064 (do_elif): Likewise.
1065 (do_else): Likewise.
1066 (do_endif): Likewise.
1068 * collect2.c (getenv): Remove redundant prototype.
1069 (collect_exit, collect_execute, dump_file): Likewise.
1070 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
1071 (dump_prefix_list): Hide prototype and definition.
1073 * sparc.c: Include toplev.h.
1074 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1075 (symbolic_memory_operand): Likewise.
1076 (sp64_medium_pic_operand): Likewise.
1077 (data_segment_operand): Likewise.
1078 (text_segment_operand): Likewise.
1079 (splittable_symbolic_memory_operand): Likewise.
1080 (splittable_immediate_memory_operand): Likewise.
1081 (eq_or_neq): Likewise.
1082 (normal_comp_operator): Likewise.
1083 (noov_compare_op): Likewise.
1084 (v9_regcmp_op): Likewise.
1085 (v8plus_regcmp_op): Likewise.
1086 (extend_op): Likewise.
1087 (cc_arithop): Likewise.
1088 (cc_arithopn): Likewise.
1089 (small_int): Likewise.
1090 (uns_small_int): Likewise.
1091 (clobbered_register): Likewise.
1092 (legitimize_pic_address): Likewise.
1093 (delay_operand): Likewise.
1094 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
1096 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
1097 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
1099 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
1101 * cppalloc.c: Include gansidecl.h.
1103 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
1104 (cpp_file_line_for_message): Mark parameter `pfile' with
1106 (v_cpp_message): New function.
1107 (cpp_message): Use it. Also convert to variable arguments.
1108 (cpp_fatal): Likewise.
1109 (cpp_pfatal_with_name): Constify parameter `name'.
1111 * cppexp.c: Move gansidecl.h before cpplib.h.
1112 * cpphash.c: Likewise.
1113 * cpphash.h (hashf, delete_macro): Add prototypes.
1115 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
1116 cpplib.h. Don't include errno.h.
1117 (update_path): Add arguments to prototype.
1118 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
1119 cpp_print_containing_files): Remove redundant prototypes.
1120 (cpp_hash_cleanup, add_import, append_include_chain,
1121 make_assertion, path_include, initialize_builtins,
1122 initialize_char_syntax, finclude, validate_else, comp_def_part,
1123 lookup_import, redundant_include_p, is_system_include,
1124 read_name_map, read_filename_string, open_include_file,
1125 check_macro_name, compare_defs, compare_token_lists,
1126 eval_if_expression, change_newlines): Add prototype arguments.
1127 (hashf): Remove redundant prototype.
1128 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
1129 conditional_skip, skip_if_group): Add prototype arguments.
1130 (fdopen): Remove redundant prototype.
1131 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
1132 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
1133 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
1134 (struct directive): Add prototype arguments to function pointer
1136 (handle_directive): Add missing arguments to call to `do_line'.
1137 (do_include): Mark parameters `unused1' and `unused2' with
1139 (do_line): Likewise for `keyword' and new parameters `unused1' and
1141 (do_error): Likewise for `keyword'.
1142 (do_warning): Likewise. Also add missing argument `pfile' in call
1144 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
1146 (do_ident): Likewise for `keyword', `buf' and `limit'.
1147 (do_pragma): Likewise. Also add missing arguments in call to do_once.
1148 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
1150 (do_if): Likewise for `keyword'.
1151 (do_elif): Likewise.
1152 (eval_if_expression): Likewise for `buf' and `length'.
1153 (do_xifdef): Likewise for `unused1' and `unused2'.
1154 (do_else): Likewise for `keyword', `buf' and `limit'.
1155 (do_endif): Likewise.
1156 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
1157 (cpp_handle_options): Remove superfluous NULL argument in call to
1159 (cpp_handle_options): Likewise.
1160 (do_assert): Mark parameter `keyword', `buf' and `limit' with
1162 (do_unassert): Likewise.
1163 (cpp_print_file_and_line): Add missing argument `pfile' in call to
1164 cpp_file_line_for_message.
1165 (v_cpp_error): New function.
1166 (cpp_error): Use it. Also accept variable arguments.
1167 (v_cpp_warning): New function.
1168 (cpp_warning): Use it. Also accept variable arguments.
1169 (cpp_pedwarn): Accept variable arguments.
1170 (v_cpp_error_with_line): New function
1171 (cpp_error_with_line): Use it. Accept variable arguments.
1172 (v_cpp_warning_with_line): New function.
1173 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
1175 (cpp_pedwarn_with_line): Accept variable arguments.
1176 (cpp_pedwarn_with_file_and_line): Likewise.
1177 (cpp_error_from_errno): Constify parameter `name'. Add missing
1178 argument `pfile' in call to cpp_file_line_for_message.
1179 (cpp_perror_with_name): Constify parameter `name'.
1181 * cpplib.h: Define PARAMS() in terms of PROTO().
1182 (fatal): Remove redundant prototype.
1183 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
1184 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
1185 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
1186 cpp_fatal, cpp_message, cpp_pfatal_with_name,
1187 cpp_file_line_for_message, cpp_print_containing_files): Add
1188 arguments to prototypes.
1189 (scan_decls, cpp_finish): Add prototypes.
1191 * cppmain.c: Include gansidecl.h.
1192 (main): Remove unused variable `i'.
1194 * dbxout.c: Include toplev.h.
1196 * demangle.h (do_tlink, collect_execute, collect_exit,
1197 collect_wait, dump_file, file_exists): Add prototype.
1199 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
1200 prototype and definition.
1201 (gen_unspecified_parameters_die): Don't assign results of call to
1202 function new_die() to unused variable `parm_die'.
1203 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
1204 (dwarf2out_define): Likewise for `lineno' and `buffer'.
1206 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
1207 prototype and definition.
1208 (output_die): Add prototype arguments to function pointer arg.
1209 (output_unspecified_parameters_die): Mark parameter `arg' with
1212 * except.c (output_exception_table_entry): Remove unused variable
1215 * except.h (expand_fixup_region_start, expand_fixup_region_end):
1218 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
1220 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
1222 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
1223 before cpplib.h, include cpphash.h, remove redundant prototype of
1224 cpp_fatal, don't define `const', add a prototype for `fatal'.
1225 (cpp_file_line_for_message): Add missing arguments `pfile'.
1226 (v_cpp_message): New function.
1227 (cpp_message): Use it.
1228 (v_fatal): New function.
1229 (fatal, cpp_fatal): Use it.
1230 (cpp_pfatal_with_name): Constify parameter `name'.
1232 * flow.c (free_regset_vector): Remove redundant prototype.
1234 * function.c (round_down): Wrap prototype and definition with
1235 macro ARGS_GROW_DOWNWARD.
1236 (record_insns): Wrap prototype and definition with
1237 defined (HAVE_prologue) || defined (HAVE_epilogue).
1239 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
1241 * gen-protos.c: Include gansidecl.h.
1242 (hashf): Don't make it static, constify parameter `name'.
1244 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
1245 specifier %s in calls to function `fatal'.
1247 * haifa-sched.c: Include toplev.h.
1248 (find_rgns): Remove unused variable `j'.
1250 * integrate.c (note_modified_parmregs): Mark parameter `x' with
1252 (mark_stores): Likewise.
1254 * jump.c (mark_modified_reg): Likewise.
1256 * output.h (insn_current_reference_address): Add prototype.
1257 (eh_frame_section): Likewise.
1259 * print-rtl.c: Include bitmap.h.
1261 * reload1.c (reload): Wrap variables `note' and `next' in macro
1262 PRESERVE_DEATH_INFO_REGNO_P.
1263 (forget_old_reloads_1): Mark parameter `ignored' with
1265 (choose_reload_regs): Remove unused variable `in'.
1266 (reload_cse_invalidate_mem): Mark parameter `ignore' with
1268 (reload_cse_check_clobber): Likewise.
1270 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
1271 (mark_elimination): Fix typo in prototype.
1273 * scan-decls.c: Include gansidecl.h.
1275 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
1277 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
1279 * function.c (identify_blocks): Fix thinko when setting the
1280 block number for NOTE_INSN_BLOCK_END.
1282 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
1284 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
1287 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
1288 underscores for the prefixes to the names of the maths functions.
1290 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
1291 comment explaining why.
1293 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
1295 * tree.h (TYPE_SIZE_UNIT): New.
1296 (struct tree_type): Add size_unit member.
1297 * stor-layout.c (layout_type): Initialize it.
1298 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
1299 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
1301 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
1303 * stor-layout.c (layout_record): Fix off-by-one error when checking
1304 length of the TYPE_BINFO vector.
1306 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
1308 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
1309 function parameter passed in memory.
1311 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
1313 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
1314 Prototypes for externally used functions in respective C files.
1315 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
1316 final.c: Include above files.
1317 * Makefile.in (toplev.o): Add dependency for above four headers.
1318 (final.o): Likewise.
1319 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
1320 respective header files.
1322 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
1324 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
1325 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
1326 the build tree if they exist.
1327 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
1329 (objdir): Let configure substitute value.
1330 (FLOAT_H): Let configure select a pre-built version from the
1332 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
1333 * configure.in: Substitute for objdir.
1335 * Makefile.in (build_canonical, host_canonical): Let configure
1336 substitute values for these variables.
1337 * configure.in: Substitute for build_canonical, host_canonical
1338 and target_subdir in generated Makefile.
1340 * output.h (find_basic_blocks): Declare.
1341 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
1343 * Makefile.in (BISON): Use bison from the build tree if it exists.
1346 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
1348 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
1349 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
1350 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
1351 command line arguments to see if an executable is not being
1352 created, and if so - do not append the suffix.
1354 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
1357 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
1359 * i386.h (ALIGN_DFmode): Delete.
1360 (CONSTANT_ALIGNMENT): Define.
1361 * varasm.c (force_const_mem): Use it.
1363 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
1365 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
1366 using it with swap_condition, not before.
1368 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
1370 * alias.c (mode_alias_check): Delete.
1371 (true_dependence, anti_dependence, output_dependence): Revert April 21
1374 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
1376 * toplev.c (output_lang_identify): Enable prototype and definition.
1378 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
1380 * version.c: Bump for snapshot.
1382 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
1384 * alpha/osf.h (HAVE_STAMP_H): Define.
1386 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
1387 * configure.in (alpha*-*-netbsd*): New.
1388 Based on patches from Paul H. Anderson <pha@pdq.com>.
1390 * configure.in (alpha*-*-linux-*): Kill xm_defines.
1391 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
1392 * alpha/xm-linux.h: Remove file.
1394 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
1396 * dbxout.c (dbxout_parms): If mode of type of parameter living
1397 in memory doesn't match mode of DECL_RTL, make big endian correction.
1399 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
1401 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
1403 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
1405 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
1406 * stor-layout.c (layout_record): Set it.
1408 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
1410 * toplev.c (rest_of_compilation): Don't defer nested functions.
1412 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
1414 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
1415 to an 8-byte boundary if info_ptr->fpmem_p.
1417 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
1419 * loop.c (basic_induction_var): Added test preventing
1420 CCmode parameter passed to convert_modes().
1422 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1424 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
1425 input_filename and lineno around expand_expr call. Set them to values
1426 in WFL before expand_expr call.
1428 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
1430 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
1432 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
1434 * fold-const.c (constant_boolean_node): New function.
1437 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1439 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
1440 Abort if trying to split kind 3 or 4 outside of combine.
1442 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
1444 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
1446 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
1448 * objc/Make-lang.in (OBJC_O): Add missing exeext.
1449 (libobjc.a, runtime-info.h): Likewise.
1451 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
1453 * i386.h (DATA_ALIGNMENT): Define.
1455 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1457 * reload1.c (delete_output_reload): Ignore single USE that
1458 was emitted for the pseudo use of this INSN.
1459 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
1460 remains, we can always delete OUTPUT_RELOAD_INSN.
1462 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
1464 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
1466 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
1468 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
1470 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1472 * eh-common.h: New file for basic EH data structures.
1473 * except.h: Various prototypes and structures for NEW_EH_MODEL
1474 * function.h (struct function): Add a struct eh_stack for the catch
1476 * except.c (gen_exception_label): New function to generate an
1478 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
1479 (push_entry): New function to push an existing entry onto a stack.
1480 (receive_exception_label): New function to emit the code required
1481 at the start of all catch blocks.
1482 (struct func_eh_entry): New structure for maintaining handlers
1483 associated with EH regions.
1484 (new_eh_region_entry): New function to register an EH region.
1485 (add_new_handler): New function to register a handler with a region.
1486 (get_new_handler): Creates anew handler entry for registering.
1487 (find_func_region): New function to convert a NOTE eh region number
1488 to an Eh region index.
1489 (get_first_handler): New function to get the first handler in a region.
1490 (clear_function_eh_region): New function to release memory.
1491 (duplicate_handlers): New function to duplicate a list of handlers.
1492 (expand_eh_region_end): Create a new region entry node as well.
1493 (expand_leftover_cleanups): Call receive_exception_label() and
1494 register the cleanup as a handler to the current region.
1495 (expand_start_catch): New function to start a catch clause.
1496 (expand_end_catch): New function to end a catch clause.
1497 (expand_start_all_catch): restructure to not do the equivilent of
1498 what expand_start_catch() does now. Push the exception region being
1499 handled onto the catch stack.
1500 (output_exception_table_entry): Issue an entry for each handler
1501 associated with a region.
1502 (set_exception_lang_code): New function for setting the language code.
1503 (set_exception_version_code): New function to set the version number.
1504 (output_exception_table): Output version and language codes.
1505 (find_exception_handler_labels): Find handler labels using new scheme.
1506 (is_exception_handler_label): New function, returns 1 if label is
1507 present as a handler in some exception region.
1508 (check_exception_handler_labels): Use the new scheme.
1509 (init_eh_for_function): Initialize the catch stack.
1510 (save_eh_status): Save the catch stack.
1511 (restore_eh_status): Restore the catch stack.
1512 (scan_region): Don't remove unreferenced handler label. Flow does it.
1513 (get_reg_for_handler): New function to get the eh_context pointer
1515 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
1516 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
1517 entry when processing END region rather that START region.
1518 * flow.c (find_basic_blocks_1): Find all potential handler regions
1519 now that we don't automatically know what the labels might be.
1520 Let scan_region() remove unreferenced EH BEGIN/END labels.
1521 * integrate.c (get_label_from_map): Put inlined labels onto the
1522 permanent obstack since we dont know which ones might be exception
1524 (save_for_inline_copying): Make new copies of all the handlers.
1525 (expand_inline_function): Make new copies of all the handlers.
1526 * libgcc2.c: Remove local struct decls, and include eh-common.h.
1527 (find_exception_handler): With NEW_EH_MODEL the first matching
1528 region we find is the right one. Add eh_info as a new parameter.
1529 (__throw): Pass eh_info to find_exception_handler. Set handler
1530 and pass use different regs under NEW_EH_MODEL.
1532 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
1534 * i960.h (hard_regno_mode_ok): Changed to function from array of
1536 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
1537 * i960.c (hard_regno_mode_ok): Changed to function from array of
1540 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1542 * reload.c (remove_replacements): New function.
1543 * reload.h (remove_replacements): Declare.
1544 * reload1.c (choose_reload_regs): Disable some reloads that
1545 belong to inherited reloads.
1547 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1549 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
1551 * reload1.c (merge_assigned_reloads): When merging, reset
1552 reload_spill_index for the eliminated reload.
1554 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
1556 * haifa-sched.c (schedule_insns): Fix merge goof.
1558 1998-05-13 Jim Wilson <wilson@cygnus.com>
1560 * varasm.c (make_decl_rtl): Revert April 1 change.
1561 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
1562 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
1563 Get function name from the SYMBOL_REF in the DECL_RTL, not from
1564 DECL_ASSEMBLER_NAME.
1565 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
1566 DECL_ASSEMBLER_NAME.
1568 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
1570 * i386.c (notice_update_cc, output_float_compare): Disable
1571 TARGET_CMOVE support.
1573 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
1574 Jeff Law <law@cygnus.com>
1576 * rtlanal.c (find_reg_note): Ignore notes that are not on on
1578 (find_regno_note): Likewise.
1580 * Makefile.in (stor-layout.o): Depend on except.h
1581 (varasm.o, function.o): Likewise.
1582 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
1584 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
1585 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
1586 ($(HOST_PREFIX_1)rtl.o): Likewise.
1587 ($(HOST_PREFIX_1)bitmap.o): New host object.
1588 * emit-rtl.c (toplevel): Include bitmap.h.
1589 (gen_rtx): Handle 't' and 'b' nodes.
1590 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
1591 Print block number for block begin/end notes. Print 't' type
1592 nodes as a pointer. Know that the 3rd argument of live range
1593 start/stop notes is really a range_info rtx. If type is 'b', print
1594 out argument as a bitmap.
1595 * rtl.c: Include bitmap.c.
1596 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
1597 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
1598 * rtl.def (RANGE_LIVE): New node to hold live information while we
1599 recalculate the basic blocks.
1600 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
1601 (RANGE_VAR): New node, to hold information saved in symbol node for New
1602 communicating live range information to the debug output functions.
1603 * rtl.h (rtunion_def): Add rttree and rtbit fields.
1604 (XBITMAP, XTREE): New accessor macros.
1605 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
1606 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
1607 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
1608 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
1609 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
1610 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
1611 (RANGE_INFO_*): Likewise.
1612 * sched.c (sched_analyze): Keep live range start/stop notes.
1613 (unlink_other_notes): Likewise.
1614 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
1615 (unlink_other_notes): Likewise.
1616 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
1617 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1618 (DECL_LIVE_RANGE_RTL): Likewise.
1619 (struct tree_block): Add live_range_flag, live_range_var_flag,
1620 live_range_start and live_range_end.
1621 (struct tree_decl): Add live_range_rtl field.
1622 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
1623 (accessor_from_format): Likewise.
1625 * haifa-sched.c (schedule_block): Make verbose output line up.
1626 Also add a blank line in printing the individual ready lists.
1628 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1630 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
1631 (c-lex.o): Depend on output.h.
1632 (c-common.o): Likewise.
1634 (calls.o): Likewise.
1635 (integrate.o): Depend on toplev.h.
1636 (regclass.o): Depend on output.h.
1637 (final.o): Depend on reload.h.
1639 * c-common.c: Include output.h.
1640 (check_format_info): Remove unused variable `integral_format'.
1642 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
1643 `indent' with ATTRIBUTE_UNUSED.
1644 (print_lang_type): Likewise.
1645 (maybe_build_cleanup): Likewise for parameter `decl'.
1646 (copy_lang_decl): Likewise for parameter `node'.
1648 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
1649 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1650 with ATTRIBUTE_UNUSED.
1651 (lookup_interface): Likewise for parameter `arg'.
1652 (is_class_name): Likewise.
1653 (maybe_objc_check_decl): Likewise for parameter `decl'.
1654 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
1656 (maybe_objc_method_name): Likewise for parameter `decl'.
1657 (build_objc_string): Likewise for parameters `len' and `str'.
1659 * c-lex.c: Include output.h.
1661 * c-lex.h (position_after_white_space): Correct typo in prototype.
1663 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
1664 c_expand_end_cond, init_iterators): Add prototypes.
1666 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
1667 with ATTRIBUTE_UNUSED.
1669 * calls.c: Include output.h.
1671 * cccp.c (pipe_closed): Mark parameter `signo' with
1674 * combine.c: Move inclusion of expr.h to after insn-config.h.
1676 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
1677 as empty, rather define as ((void)0).
1679 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
1680 Add parentheses around assignment used as truth value.
1682 * cplus-dem.c (squangle_mop_up): Change return type to void.
1683 (internal_cplus_demangle): Remove unused parameter `options'.
1684 All callers changed.
1685 (cplus_demangle_opname): Remove function wide variable `int i' and
1686 replace with `size_t i' at each location where it is used.
1687 (cplus_demangle_opname): change type of `i' from int to size_t.
1689 * cppexp.c (right_shift): Mark parameter `pfile' with
1692 * cpphash.c (cpp_lookup): Likewise.
1693 (cpp_hash_cleanup): Likewise.
1695 * cpplib.c (parse_name): Add a prototype and make it static.
1696 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
1697 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
1698 (macro_cleanup): Likewise for parameter `pfile'.
1699 (file_cleanup): Likewise.
1701 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
1702 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
1704 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
1705 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
1707 * cse.c (cse_check_loop_start): Mark parameter `set' with
1710 * dbxout.c (flag_minimal_debug, have_used_extensions,
1711 source_label_number): Move inside macro wrapper check against
1712 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
1714 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
1716 * except.h (doing_eh): Provide prototype.
1718 * expr.c: Move inclusion of expr.h to after insn-config.h.
1720 * final.c: Include reload.h.
1721 (shorten_branches): Cast the first argument of bzero to char *.
1723 * fix-header.c (cpp_print_containing_files): Mark parameter
1724 `pfile' with ATTRIBUTE_UNUSED.
1725 (cpp_fatal): Likewise.
1727 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
1730 * genattrtab.c (make_length_attrs): Change the type of variable
1731 `i' from int to size_t.
1732 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
1735 * genextract.c (main): When generating insn-extract.c, mark
1736 variable `junk' with ATTRIBUTE_UNUSED.
1738 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
1739 argument of bzero to char*.
1741 * integrate.c: Include toplev.h.
1743 * libgcc2.c: Wrap `struct exception_table' and
1744 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
1746 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
1748 * objc/objc-act.c: Include toplev.h.
1749 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1750 with ATTRIBUTE_UNUSED.
1751 (finish_protocol): Likewise for parameter `protocol'.
1753 * output.h (declare_weak): Add prototype.
1754 (decode_reg_name): Don't wrap with TREE_CODE macro.
1755 (assemble_alias): Add prototype.
1757 * regclass.c: Include output.h.
1759 * reload.h (reloads_conflict): Add prototype.
1761 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
1762 output_func_start_profiler): Add prototypes.
1764 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
1767 * scan-decls.c: Include scan.h.
1769 * scan.h (recognized_function, recognized_extern): Add prototypes.
1771 * stmt.c: Include output.h.
1773 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
1774 (output_lang_identify): Hide prototype and definition.
1775 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
1776 (pipe_closed): Likewise.
1778 * toplev.h (count_error, strip_off_ending, error_for_asm,
1779 warning_for_asm): Add prototypes.
1781 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
1783 * toplev.c (rest_of_compilation): "Charge" final for any time
1784 doing various cleanup operations after finishing compilation
1787 * flow.c (dump_flow_info): Also print number of sets and
1788 whether or not the pseudo is a user variable.
1790 * flow.c (reg_n_max): New global variable.
1791 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
1792 Delete regno_max variable.
1793 * regs.h (REG_N_CHECK): Define.
1794 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
1795 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
1796 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
1798 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
1800 * acconfig.h (ENABLE_CHECKING): Undefine.
1801 * configure.in (--enable-checking): New option.
1803 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1805 * reload1.c (merge_assigned_reloads): Can merge
1806 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
1807 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
1809 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
1811 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
1813 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1815 * reload1.c (gen_reload): Create REG_EQUIV notes.
1817 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1819 * reload1.c (reload): Fix check for USEs to use code of pattern.
1820 (choose_reload_regs): Remove dead variable use_insn.
1822 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
1824 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
1826 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
1828 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
1830 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
1831 (insn_{unit,issue_delay}): Ditto.
1832 (blockage_range): Ditto.
1833 (actual_hazard{,_this_instance}): Ditto.
1834 (schedule_unit): Ditto.
1835 (potential_hazard): Ditto.
1838 (queue_insn): Ditto.
1839 (birthing_insn_p): Ditto.
1840 (adjust_priority): Ditto.
1841 (get_block_head_tail): Ditto.
1842 (init_rgn_data_dependences): Ditto.
1844 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
1846 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
1848 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
1850 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
1852 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
1854 * config/mips/mips.md (dslot): Move after definition of "cpu"
1855 attribute. Handle r3900 case.
1857 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1859 * system.h: Define the STRINGIFY macro here.
1860 * protoize.c: Not here.
1861 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
1863 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
1865 * varasm.c (assemble_variable): Compute the alignment of the data
1866 earlier so that both initialized and uninitialized variables are
1867 effected by DATA_ALIGNMENT.
1868 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
1870 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
1872 * mips.c: Prototype static functions.
1874 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
1876 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
1877 Add explanatory comments.
1879 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
1881 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
1883 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
1885 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
1887 * varasm.c (make_decl_rtl): Disable April 1 change.
1889 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
1891 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
1893 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
1895 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
1896 * alpha.c (print_operand): Handle it.
1897 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
1898 related define_splits. Also add peepholes for SImode reload
1899 plus sign_extend lossage.
1901 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1903 * genattr.c: Include stdarg.h/varargs.h. Change function
1904 `fatal' to use variable arguments instead of faking it with
1905 integer parameters. Provide a prototype which also
1906 checks the format specifiers using ATTRIBUTE_PRINTF_1.
1908 * genattrtab.c: Likewise.
1909 * gencodes.c: Likewise.
1910 * genconfig.c: Likewise.
1911 * genemit.c: Likewise.
1912 * genextract.c: Likewise.
1913 * genflags.c: Likewise.
1914 * genopinit.c: Likewise.
1915 * genpeep.c: Likewise.
1916 * genrecog.c: Likewise.
1917 * genoutput.c: Likewise. Similarly for function `error'.
1919 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1921 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
1922 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
1923 * configure.in: Use GCC_C_VOLATILE.
1924 * system.h (volatile): Define as empty if no volatile support is
1927 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
1929 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
1932 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
1934 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
1935 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
1936 the body of beq; additionally set the mode of the branch to CCmode for
1937 FP compares and not fast_math.
1938 (alpha_emit_conditional_move): Always use a compare insn for FP
1939 when not fast_math, as well as setting CCmode on the cmov.
1940 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
1942 * machmode.h (COMPLEX_MODE_P): New macro.
1944 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
1946 * haifa-sched.c (print_exp): Fix typo.
1948 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
1950 * version.c: Bump for snapshot.
1952 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
1954 * final.c (final_scan_insn): Call fatal_insn instead of abort if
1955 we could not split an insn when required to.
1957 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
1959 (peepholes): Disable peepholes that call dead_or_set_p.
1960 (movsi): Rewrite to handle addresses better after last change.
1961 Add define_split to split load of addresses in large/medium modes.
1962 (prologue): Call m32r_expand_prologue.
1963 (movsi_{push,pop}): Generators for push/pop.
1964 (movsi): Support PRE_{INC,DEC}, POST_INC.
1965 (mov{di,df}): Rewrite. Always split the insns.
1966 (movsf): Add define_split to get register load in correct mode.
1967 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
1968 (attributes): Rewrite attributes so that type indicates both the
1969 type and the length of the insn directly.
1970 (all insns): Change to use new type attributes.
1971 (debug): New attribute to convey whether -mdebug was used.
1972 (opt_space): New attribute to convey whether -Os was used.
1973 (function units): Loads are 3 cycles, not 2. Better classify all
1974 insns into short/long.
1975 (load/store/extend insns): Add separate case for load/store
1976 indirect operations without an offset.
1977 (divsi3): Division is a long operation, not short.
1979 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
1981 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
1982 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
1983 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
1984 operands with PRE_{INC,DEC}, POST_INC.
1985 (FUNCTION_PROFILER): Call abort instead of doing nothing.
1986 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
1988 (gen_split_move_double): Declare.
1989 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
1991 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
1992 emit_move_insn, build up SET's directly.
1993 (toplevel): Include system.h, not stdio.h.
1994 (move_double_src_operand): Allow any DF or DI mode constant.
1995 (gen_split_move_double): Split moves of DI or DF values into the
1996 appropriate moves, loads, or stores. Don't handle use of auto
1997 inc/dec if using dead index. Do handle overlapping moves, etc.
1998 (m32r_frame_info): Remove prologue_size field.
1999 (m32r_compute_frame_size): Don't calculate prologue size.
2000 (m32r_output_function_prologue): Change to pretty much a NOP.
2001 (m32r_expand_prologue): Expand prologue as a series of INSNs.
2002 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
2003 (m32r_print_operand_address): Ditto.
2005 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
2007 * reload1.c (emit_reload_insns): When performing expensive
2008 optimizations, do not output the last reload insn if OLD is
2009 not the dest of NSN and is in the src and is clobbered by INSN.
2011 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2013 * Makefile.in (genrtl.o): Depend on system.h.
2014 * gengenrtl.c (gencode): When creating genrtl.c, have it
2017 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2019 * config/m68k/t-linux: Remove extra stuff already included in
2022 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
2024 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
2025 curses.h if it contains `typedef char bool;', as suggested by
2026 Manfred Hollstein <manfred@s-direktnet.de>.
2028 * configure.in: Rename fixinc.math to fixinc.wrap.
2030 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
2032 * gcc.c (read_specs): Handle missing blank line at end of specs file.
2034 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
2035 movdfcc_1): Disable.
2037 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
2039 * configure.in (enable_threads): Rename to enable_threads_flag before
2040 main loop. Set enable_threads to enable_threads_flag inside main
2043 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
2045 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
2048 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2050 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
2052 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
2053 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
2054 (AC_CHECK_FUNCS): Remove unused check for vprintf.
2056 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
2057 (cccp.o): Depend on gansidecl.h.
2060 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
2061 per the rest of gcc source.
2062 * cexp.y: Likewise. Include gansidecl.h and remove all code made
2065 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
2066 used when vfprintf is missing.
2069 * genattrtab.c: Likewise.
2070 * mips-tfile.c: Likewise.
2071 * toplev.c: Likewise.
2073 * vfprintf.c: New file.
2074 * doprint.c: New file.
2076 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
2078 * config/linux.h (ASM_COMMENT_START): Remove from here,
2079 * config/linux-aout.h (ASM_COMMENT_START): and here,
2080 * config/i386/linux.h (ASM_COMMENT_START): to here,
2081 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
2082 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
2085 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2087 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
2090 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
2092 * Makefile.in (dwarfout.o) Add toplev.h dependency.
2093 * dwarfout.c, i386.c: Include toplev.h
2094 * toplev.h: (pfatal_with_name) Add prototype.
2096 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
2098 * Makefile.in: Fix .SUFFIXES.
2100 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
2102 * config/linux.h (ASM_COMMENT_START): Define as "#".
2103 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
2105 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
2107 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
2108 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
2110 * toplev.c: Include toplev.h.
2111 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
2112 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
2113 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
2114 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
2115 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
2116 toplev.h dependency.
2118 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
2119 HARD_FRAME_POINTER_REGNUM.
2121 * expr.c (target_temp_slot_level): Delete duplicate definition.
2123 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
2125 * stmt.c (mark_seen_cases): Make it have external linkage again.
2126 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
2129 * haifa-sched.c (print_value, case SUBREG): Fix typo.
2131 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
2132 * i386.h (REG_CLASS_CONTENTS): Similarly.
2134 * toplev.c (-fsched-max): Delete flag.
2135 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
2136 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
2137 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
2140 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
2141 inner loops which are not reducible.
2143 * loop.c (regs_match_p): Fix typo in prototype.
2145 * regmove.c (try_auto_increment): Wrap declaration inside an
2146 #ifdef AUTO_INC_DEC.
2148 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
2150 * final.c (output_operand_lossage): Call fatal with the operand
2151 lossage message instead of calling abort.
2153 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2155 * c-common.c: Convert to using ctype macros defined in system.h.
2156 * c-lex.c: Likewise.
2158 * collect2.c: Likewise.
2159 * rs6000.c: Likewise.
2160 * cpplib.c: Likewise.
2161 * fix-header.c: Likewise.
2163 * gen-protos.c: Likewise.
2164 * pexecute.c: Likewise.
2165 * protoize.c: Likewise.
2169 * tlink.c: Likewise.
2170 * toplev.c: Likewise.
2172 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
2174 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
2175 Replace -gdwarf-2 with -g0.
2177 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2179 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
2180 * mips-tdump.c: Include system.h, remove redundant headers.
2181 * mips-tfile.c: Likewise. Also, convert all ctype function calls
2182 to calls of the macro versions defined in system.h.
2184 * objc/Make-lang.in (objc-act.o): Depend on system.h.
2185 * objc/objc-act.c: Include system.h, remove redundant headers.
2187 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2189 * configure.in (AC_CHECK_FUNCS): Add isascii.
2190 (GCC_NEED_DECLARATIONS): Add atof.
2192 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
2193 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
2195 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2197 * system.h: Wrap time.h and sys/file.h in autoconf checks.
2198 Provide default definitions for O_RDONLY and O_WRONLY here.
2200 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
2202 1998-05-06 Mark Mitchell <mmitchell@usa.net>
2204 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
2206 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
2208 * toplev.h: New file. Protypes for functions in toplev.c.
2209 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
2210 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
2211 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
2212 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
2213 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
2214 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
2215 varasm.c: include it.
2217 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
2218 Jim Wilson (wilson@cygnus.com)
2220 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
2221 blocks. Check for 1 successor which is the EXIT_BLOCK.
2223 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
2224 unreachable loops with more than one block.
2226 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2228 * fix-header.c (write_rbrac): Add "abort" to functions which need to
2231 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
2233 * Check in merge from gcc2. See ChangeLog.12 for details.
2235 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
2237 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
2238 accept 'a' flag. 'S' does accept 'a' flag.
2239 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
2242 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
2244 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2246 * config/m68k/m68k.h: Declare functions from m68k.c used in
2247 macros and machine description.
2248 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
2250 (ASM_OUTPUT_FLOAT): Likewise.
2251 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
2253 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
2255 * tree.def: Add NAMESPACE_DECL.
2256 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
2257 * dwarf2out.c (push_decl_scope): Likewise.
2258 (scope_die_for): Likewise.
2259 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
2260 how to get next context level.
2262 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
2264 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
2267 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
2269 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
2271 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
2272 for any insns skipped at the start of a block because they were
2275 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
2277 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
2279 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
2281 * c-common.c (format_char_info): Add new field hhlen.
2282 (print_char_table, scan_char_table, time_char_table): Initialize
2283 hhlen field appropriately.
2284 (char_format_info): Recognize hh modifier and lookup correct char
2287 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
2289 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
2290 reference if this is a store.
2292 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
2294 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
2296 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
2298 Make UnixWare 7 bootstrap support work with final shipping product.
2299 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
2300 Pick up xm-siglist and xm-alloca.
2301 (xm_defines): Add USG so dbxout will build.
2302 * configure: Regenerate.
2304 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
2306 Support for official Sparc V9 ABI:
2307 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
2308 Care for flag_pcc_struct_return default.
2309 (output_move_quad): Rewrite to move by halves on v9 and in the
2311 (move_quad_direction): New function.
2312 (output_fp_move_quad): Use it to determine the direction of copy.
2313 (function_arg_slotno): Return -1 for FP reg overflow as well.
2314 (function_arg_record_value*): New functions.
2315 (function_arg): Use them. Streamline unprototyped parameter passing.
2316 (function_arg_pass_by_reference): Pass TCmode by reference.
2317 (function_value): New function.
2318 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
2319 long long in 64-bit mode.
2320 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
2321 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
2322 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
2323 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
2324 (BASE_INCOMING_ARG_REG): Likewise.
2325 (FUNCTION_VALUE): Call function_value.
2326 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
2327 * sparc.md (movdi_sp32_v9): Disable for arch64.
2328 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
2329 (call_value_address_sp64): Remove register class constraints.
2330 (call_value_symbolic_sp64): Likewise.
2331 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
2332 v9 case to 32-bit constants.
2333 (goto_handler_and_restore_v9): Provide a version for arch64.
2334 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
2335 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
2336 (CPP_PREDEFINES): New.
2337 * sparc/sp64-elf.h: Likewise.
2338 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
2339 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
2340 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
2342 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
2344 * version.c: Bump for snapshot.
2346 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2348 * reload.c (find_reloads): Emit USEs to mark where a pseudo
2349 is reloaded with the MEM of its stack slot.
2350 * reload1.c (cannot_omit_stores): Delete.
2351 (reload): Don't initialize it.
2352 Don't apply avoid_return_reg logic to USEs.
2353 When done, remove USEs that have a REG_EQUAL note on them.
2354 (emit_reload_insns): Handle case where we have inherited a MEM.
2355 (choose_reload_regs): Likewise.
2356 (delete_output_reload): Don't use cannot_omit_stores.
2358 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
2360 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
2362 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
2364 * haifa-sched.c (print_{exp,value}): Various changes to make the
2365 debug output easier to read. Also, use only one buffer, and make
2366 sure the buffer we are passed in doesn't overflow.
2367 (safe_concat): Concatenate to a buffer without overflow.
2369 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2371 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
2374 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2376 * sched.c (new_insn_dead_notes): Check if the register was
2377 used in the original instruction.
2378 * haifa-sched.c (new_insn_dead_notes): Likewise.
2380 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
2382 * dwarf2out.c (scope_die_for): If could not find proper scope,
2383 check for and handle tagged type with incorrect TYPE_CONTEXT.
2385 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
2387 * calls.c (expand_call): Fix recognition of C++ operator new.
2389 * alias.c (mode_alias_check): Disable type based alias detection.
2391 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
2393 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
2394 ASM_OUTPUT_WEAK_ALIAS): Define.
2395 * config/mips/elf64.h: Same.
2396 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2397 ASM_WEAKEN_LABEL): Removed.
2399 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2401 * calls.c (expand_call): Bump the length limit on the specially
2402 recognized function names to 17.
2404 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
2406 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
2407 when undefining macros at the end.
2409 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
2410 val or len has TREE_SIDE_EFFECTS set.
2412 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
2413 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
2414 (smuldi3_highpart): Call const v8plus routine.
2415 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
2416 (const_smulsi3_highpart_v8plus): New pattern.
2417 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
2418 (umulsidi3): Call const v8plus routine.
2419 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
2421 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
2422 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
2424 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
2426 * m32r.c (*_oper{and|ator}): Change enum arguments and return
2427 values to int, so they can be prototyped even in files that don't
2429 ({small,large}_insn_p): Ditto.
2430 (m32r_select_cc_mode): Ditto.
2431 (gen_compare): Ditto.
2432 (function_arg_partial_nregs): Ditto.
2433 (m32r_setup_incoming_varargs): Ditto.
2434 (init_reg_tables): Add prototype.
2435 (m32r_frame_info): Add prolog_size field.
2436 (m32r_compute_frame_size): Calculate the size of the prologue.
2437 (m32r_first_insn_address): Return prologue size.
2438 (m32r_output_function_prologue): Calculate frame size before
2439 printing out information. Print out the prologue size.
2441 * m32r.h: Prototype all functions in m32r.c.
2442 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
2444 * m32r.md (bcc functions): Cast enum's to int.
2446 * m32r.c (conditional_move_operand): Silence a debug message.
2447 ({small,long}_insn): New predicates.
2449 * m32r.h (TARGET_M32R): New macro.
2450 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
2451 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
2453 (ISSUE_RATE): Define as 2.
2455 * m32r.md (insn_size): New attribute.
2456 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
2458 (m32r): New attribute.
2460 * configure.in (enable_haifa): Switch m32r to Haifa by default.
2461 * configure: Regenerate.
2463 (Changes from Nick Clifton <nickc@cygnus.com>)
2464 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
2465 the equivalent of a negated 'I' constraint.
2466 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
2467 optimisation to work.
2469 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
2470 than 'I' since the value is negated.
2471 (peephole): Add peephole optimisation to cope with optimization of
2472 divide and subtracts of the same operands.
2474 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
2478 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
2481 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
2483 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
2485 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
2487 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
2488 frame_pointer_rtx not FRAME_POINTER_REGNUM.
2490 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
2492 * reg-stack.c: Revert last patch (Apr 20).
2493 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
2495 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
2497 * loop.c (check_dbra_loop): New locals jump, first_compare, and
2498 compare_and_branch. Call get_condition to set first_compare.
2499 Set compare_and_branch to number of compare/branch instructions.
2500 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
2501 Replace '2' with compare_and_branch.
2503 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2505 * cplus-dem.c (demangle_qualified): Replace missing else.
2507 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2509 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
2511 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2513 * sh.c (sh_expand_prologue, sh_expand_epilogue):
2514 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
2515 * sh.h (STACK_BOUNDARY): Likewise.
2517 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2519 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2521 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
2523 * system.h (abort): If abort is not defined, and neither is
2524 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
2525 reporting the line and filename of the error.
2527 * .gdbinit: Add breakpoints on exit and fancy_abort.
2529 * final.c (split_double): Avoid a compiler warning if
2530 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
2532 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
2533 for calling jump_optimize.
2535 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
2536 macros, rather than 0/1's.
2538 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
2540 * alpha.h (CONST_COSTS): Zero is always free.
2541 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
2543 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2545 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
2546 length in the name of a virtual table.
2548 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
2550 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
2552 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
2554 * version.c: Bump for snapshot.
2556 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
2558 * fold-const.c (fold_convert): Fix typo.
2560 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
2562 * alias.c (alias_invariant): New variable.
2563 (record_base_value): New argument INVARIANT.
2564 (memrefs_conflict_p): If a register has an entry in the alias_invariant
2565 array, try substituting that value for the register.
2567 * rtl.h: Declare record_base_value.
2569 * loop.c, unroll.c: Update callers of record_base_value.
2571 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
2572 ZERO_EXTEND do not affect base values.
2574 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
2576 * dbxout.c (dbxout_type): Fix typo.
2577 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
2579 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
2581 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
2583 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
2584 if the argument is the address of a structure or array.
2586 * configure.in: Enable Haifa scheduler by default for SPARC.
2588 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2590 * cse.c (cse_set_around_loop): Don't do optimization when
2591 new pseudos are created.
2593 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
2595 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
2597 (dbxout_type_method_1, dbxout_type): Likewise.
2598 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
2599 (dbxout_type): Fix check for when to print a type range in
2602 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2604 * (gen_shl_and, in case 1): Fix comparison with mask.
2606 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
2608 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
2609 pointer as second register in REG+REG pair.
2611 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2613 * c-common.c (check_format_info): Don't check for the 'x' format
2614 character twice, instead check for 'x' and 'X'
2616 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
2618 * Makefile.in (libgcc2.ready): Add explicit dependancy from
2619 $(STMP_FIXPROTO) to ensure all necessary include files have
2620 been created and to guarantee proper parallel builds.
2622 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2624 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
2625 register for stdarg functions.
2626 * sh.h (current_function_varargs): Declare.
2627 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
2629 1998-04-23 Jim Wilson <wilson@cygnus.com>
2631 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
2632 inhibit_libc is defined.
2634 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
2636 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
2638 * profile.c (tablejump_entry_p): New function.
2639 (branch_prob): Add code to recognize MIPS tablejump entry branch.
2640 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
2642 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
2644 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
2645 found, rather than at end of the loop, after the insn has been
2648 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2650 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
2651 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
2653 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
2655 * loop.c (note_addr_stored): Correct function to take 2 arguments,
2658 * rtl.def (MATCH_INSN2): Add new matching pattern.
2659 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
2661 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
2663 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
2664 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
2666 * final.c (split_double): Sign extend both halves of a split CONST_INT.
2668 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
2670 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
2672 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2674 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
2675 (cplus_demangle_opname): Call mop_up_squangle.
2676 (cplus_demangle): Initialize squangle info, then call
2677 internal_cplus_demangle. (Most code moved there as well)
2678 (internal_cplus_demangle): New function, performs most of what use
2679 to be done in cplus_demangle, but is only called with this file.
2680 (squangle_mop_up): New function to clean up B and K code data.
2681 (mop_up): set pointers to NULL after freeing.
2682 (demangle_signature, demangle_template, demangle_class): Add
2683 switch elements to handle K and B codes.
2684 (demangle_prefix, gnu_special, demangle_qualified): Add
2685 code to handle K and B codes.
2686 (do_type, demangle_fund_type): Handle B and K codes.
2687 (remember_Ktype): New function to store K info.
2688 (register_Btype, remember_Btype): New functions for B codes.
2689 (forget_B_and_K_types): New function to destroy B and K info.
2691 1998-04-21 Jim Wilson <wilson@cygnus.com>
2693 * stmt.c (check_seenlabel): When search for line number note for
2694 warning, handle case where there is no such note.
2696 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
2698 * genemit.c (gen_exp): Allow machine description to set mode of
2701 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
2703 * alias.c (mode_alias_check): New function.
2704 (true_dependence, anti_dependence, output_dependence): Call
2707 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
2709 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
2710 (MIPS_STACK_ALIGN): Similarly.
2712 * c-common.c (type_for_mode): Handle TI types.
2713 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
2714 (init_decl_processing): Handle TI types.
2715 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
2717 * mips.c (block_move_loop): Test Pmode == DImode instead of
2719 (expand_block_move, save_restore_insns): Likewise.
2720 (function_prologue, mips_expand_prologue): Likewise.
2721 (mips_expand_epilogue): Likewise.
2722 * mips.h (POINTER_SIZE): Allow specific targets to override.
2723 (Pmode): Allow specific targets to override.
2724 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
2725 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
2726 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
2727 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
2728 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2729 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
2730 * mips.md (indirect, tablejump & casesi support): Test for
2731 Pmode == DImode instead of TARGET_MIPS64.
2732 (call patterns): Likewise.
2734 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2736 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
2737 for gen_rtx(MEM, ...).
2739 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
2741 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
2742 to not be so gross, and to properly function with PIC.
2744 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
2746 * frame.c (heapsort): Rename to frame_heapsort.
2748 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
2750 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
2752 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
2754 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
2756 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
2757 operands during and after reload.
2759 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2761 * final.c (shorten_branches, init_insn_lengths): Move code
2762 to free label_align, uid_shuid, insn_lengths, insn_addresses
2763 and uid_align from the former function into the latter one;
2764 Add code to clear these variables.
2765 * sh.h (label_align): Remove declaration.
2767 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
2769 * gcc.c (lang_specific_driver): Declare prototype properly so
2770 fatal can be passed to it without error.
2772 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
2773 * configure: Regenerate.
2774 * config.in: Add #undef's for strchr and strrchr.
2776 * protoize.c (toplevel): If we have rindex, but not strrchr, map
2778 (file_could_be_converted): Use strrchr, not rindex since rindex is
2779 not defined on Linux systems when _POSIX_SOURCE is defined.
2780 (file_normally_convertible): Ditto.
2781 (process_aux_info_file): Ditto.
2784 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
2785 a constant to an integer register, don't split the insns that do
2786 the simple AND and OR operations, rather just split each word, and
2787 let the normal movsi define split handle it further.
2789 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2791 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
2792 (split_branches): Call init_insn_lengths.
2794 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
2796 * i386.c: Include expr.h to get the change_address prototype
2799 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
2801 * reg-stack.c (subst_asm_stack_regs): Change to return the last
2802 new insn generated by this function.
2803 (subst_stack_regs): Likewise.
2804 (convert_regs): Record the last newly generated insn and use
2805 it for change_stack () instead of INSN.
2807 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2809 * fix-header.c (enum special_file): Undefine enumerators if they
2810 are already defined by include files.
2811 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
2812 macro with '__' to not pollute user namespace.
2814 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
2816 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
2818 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
2820 * version.c: Bump for snapshot.
2822 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
2824 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
2826 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
2827 Add missing -Dpentium* options.
2828 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
2829 instead of CPP_CPU_DEFAULT.
2830 (EXTRA_SPECS): Add entry for cpp_cpu_default.
2832 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
2834 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
2835 negative in a stackless frame.
2836 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
2837 in stackless frame size. Support 64-bit stackless frame size.
2838 Combine fpmem offset calculations and don't add total_size to
2839 offset if not pushing a stack frame.
2841 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
2843 * regmove.c (fixup_match_1): In three places, in flag_exceptions
2844 check, change p to q.
2846 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
2848 * gcc.c (lang_specific_driver): Add new parm type to prototype.
2849 (added_libraries): New file scope static variable.
2850 (process_command): Initialize added_libraries. Pass it to
2851 lang_specific_driver.
2852 (main): Use added_libraries in check for no input files.
2854 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
2856 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
2857 code generation. Use 64 bit instructions in 32 bit mode when
2858 possible. Use V9 return instruction. UltraSPARC optimizations.
2860 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
2862 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
2864 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
2865 just pass zero. That will work regardless of the size of HARD_REG_SET.
2867 * libgcc2.c (__floatdisf): Fix a couple typos.
2869 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
2871 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
2873 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
2875 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
2877 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
2879 * emit-rtl.c (operand_subword_force): If a register can not be
2880 accessed by words, copy it to a pseudo register.
2882 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
2884 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
2886 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
2888 * tree.h (mark_seen_cases): Delete declaration.
2890 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
2892 * stmt.c (mark_seen_cases): Make static and add prototype.
2894 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2896 * frame.c: Include stdlib.h and unistd.h to possibly get various
2897 function prototypes. The fixproto script guarantees these header
2898 files exist on the target system.
2899 * libgcc2.c: Likewise.
2901 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
2902 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
2903 function parameters.
2904 * libgcc2.c (__udiv_w_sdiv): Likewise.
2906 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
2908 * varasm.c (asm_output_bss): Add prototype.
2909 (asm_output_aligned_bss): Likewise.
2911 * unroll.c (verify_addresses): Add prototype.
2913 * toplev.c: Add many prototypes. Too many to mention here.
2915 * stmt.c (check_seenlabel): Add prototype.
2917 * rtlanal.c (reg_set_p_1): Add prototype.
2918 (reg_set_last_1): Likewise.
2920 * reorg.c (find_dead_or_set_registers): Add prototype.
2922 * regmove (try_auto_increment): Add prototype.
2924 * reg-stack.c (pop_stack): Add prototype.
2926 * recog.c (validate_replace_rtx_1): Add prototype.
2927 (find_cosntant_term_loc): Likewise.
2929 * loop.c (regs_patch_p): Add prototype.
2930 (add_label_notes, count_nonfixed_reads): Likewise.
2931 (find_single_use_in_loop): Likewise.
2932 (express_from): Surround prototype with #ifdef.
2933 (giv_sort): Similarly.
2935 * jump.c (mark_modified_reg): Add prototype.
2937 * haifa-sched.c (is_prisky): Add prototype.
2938 (queue_to_ready): Likewise.
2940 * genextract.c (gen_insn): Add prototype.
2942 * genemit.c (max_operand_1): Add prototype.
2943 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
2944 (gen_expand, gen_explit, output_add_clobbers): Likewise.
2945 (output_init_mov_optab): Likewise.
2947 * genattrtab.c (attr_hash_add_rtx): Add prototype.
2948 (attr_hash_add_string, write_length_unit_log): Likewise.
2950 * genattr.c (init_range): Add prototype.
2952 * combine.c (sets_function_arg_p): Add prototype.
2954 * expr.c (store_constructor_field): Add prototype.
2955 (get_memory_usage_from_modifier): Likewise
2957 * expmed.c (synth_mult): Add prototype.
2958 (choose_multiplier, invert_mod2n): Likewise.
2960 * except.c (push_eh_entry): Add prototype.
2961 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
2962 (call_get_eh_context, start_dynamic_cleanup): Likewise.
2963 (start_dynamic_handler, can_throw): Likewise.
2964 (output_exception_table_entry, scan_region): Likewise.
2965 (eh_regs, set_insn_eh_region): Likewise.
2967 * dwarfout.c (decl_class_context): Add prototype.
2968 (output_inheritance_die, type_ok_for_scope): Likewise.
2970 * c-lex.c (skip_white_space_on_line): Add prototype.
2972 * alias.c (record_set): Add prototype.
2973 (find_base_term, base_alias_check): Likewise.
2975 * function.c (assign_outer_stack_local): Make static and add prototype.
2977 * haifa-sched.c (build_control_flow): Accept raw data as inputs
2978 instead of computing it locally. Callers changed.
2979 (find_rgns): Several new arguments. Callers changed.
2980 Generally clean up and comment better. Use dominators to
2981 identify reducible loops. Convert some flag arrays to bitmaps.
2982 Convert most of the code to work on pred/succ lists instead of
2983 an edge table. Add comments for future improvements.
2984 (schedule_insns): Allocate temporary tables for flow data, call
2985 routines to compute flow data and pass it along to children as
2987 (debug_control_flow): Delete. Use dump_bb_data instead.
2989 * basic-block.h (compute_dominators): Declare.
2991 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
2993 * basic-block.h: Declare them.
2995 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
2997 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
3000 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
3002 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
3003 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
3004 node is non NULL. Cache last file name and file name identifier node.
3006 1998-04-15 Mark Mitchell <mmitchell@usa.net>
3008 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
3009 the length of an array, not TREE_TYPE.
3011 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
3013 * flow.c (sbitmap_union_of_successors): New function.
3014 * basic-block.h (sbitmap_union_of_successors): Declare it.
3016 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
3018 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
3019 Set gnu_ld to gnu_ld_flag inside main loop.
3022 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
3024 * toplev.c (compile_file): Call init_parse using new interface.
3025 (init_lex): Remove declaration.
3027 * c-lex.c (init_parse): Now returns char* containing filename.
3029 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
3031 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
3033 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
3035 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
3036 (gen{extract,peep,opinit,output}): Ditto.
3038 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
3039 global definition so print-rtl.o can be linked in.
3040 * gen{peep,recog}.c (insn_attr_name): Ditto.
3042 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
3044 * fixincludes: discard empty C++ comments, as found in sys/time.h
3047 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3049 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
3052 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
3054 * emit-rtl.c (operand_subword): Rework slightly to avoid
3055 bogus warning from previous change.
3057 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
3059 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
3060 Nov 8 find_replacement change. Move decls of get_unaligned_address
3061 * alpha.h: ... here.
3063 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
3065 * function.c (assign_parms): Initialize unsignedp before passing
3066 its pointer to promote_mode.
3068 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
3069 (write_test_expr): Allow MATCH_INSN.
3071 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
3073 * install.texi: Update section on warnings that can be safely ignored.
3075 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
3077 * mips.md (reload_outdi): Change the scratch mode from DImode to
3078 TImode. New variable scratch, used instead of operand[2] in template.
3079 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
3081 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
3083 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
3085 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
3087 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
3089 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
3091 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
3092 (ASM_FINISH_DECLARE_OBJECT): Likewise.
3094 * Idea and part of the patch from HJ.
3095 * Makefile.in: auto-host.h renamed from auto-config.h. All references
3097 (distclean): Remove auto-build.h too.
3098 * configure.in: Rename host autoconf generated file to auto-host.h.
3099 If host != build, then run autoconf to generate auto-build.h for
3100 the build machine and include it in build_xm_files.
3101 Check for wait.h and sys/wait.h.
3103 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
3104 TRULY_NOOP_TRUNCATION.
3106 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
3108 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
3110 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
3112 * invoke.texi (ld options) Include memset requirements
3113 for options -nodstdlib and -nodefaultlibs.
3115 1998-04-12 Paul Eggert <eggert@twinsun.com>
3117 This change is from an idea suggested by Arthur David Olson.
3119 * c-common.c (decl_attributes, record_function_format,
3120 check_format_info, init_function_format_info):
3121 Add support for strftime format checking.
3122 (enum format_type): New type.
3123 (record_function_format): Now static, and takes value of type
3124 enum format_type instead of int.
3125 (time_char_table): New constant.
3126 (struct function_format_info): format_type member renamed from is_scan.
3127 (check_format_info): Use `warning' rather than sprintf followed by
3128 `warning', to avoid mishandling `%' in warnings.
3129 Change `pedwarn' to `warning', since these warnings do not necessarily
3130 mean the program does not conform to the C Standard, as the code
3131 need not be executed.
3133 * c-tree.h (record_function_format): Remove decl; no longer extern.
3135 * extend.texi: Add documentation for strftime format checking.
3137 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
3139 * mips/ecoffl.h: Do not include mips.h.
3140 * mips/elf.h: Likewise.
3142 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
3143 * mips/ecoff.h: Include "mips/mips.h".
3145 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
3147 * version.c: Bump for snapshot.
3149 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
3151 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
3152 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
3153 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
3154 between loop optimization passes.
3155 * rtl.h: Updated appropriately.
3157 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
3159 Reinstall this patch from Jason.
3160 * function.c (push_function_context_to): Don't call init_emit.
3162 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
3164 * rtl.c (read_skip_spaces): Prevent infinite loops upon
3165 encountering unterminated comments.
3167 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
3169 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
3172 * configure.in: Handle --with-fast-fixincludes.
3173 (fixincludes): If --with-fast-fixincludes, then use a different
3174 fixincludes program by default.
3175 * Makefile.in (fixinc.sh): New rule.
3177 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
3179 * i386.md (movqi+1): Handle invalid QI register.
3180 (movsf_push-1): Likewise.
3182 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
3184 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
3186 symbolic_memort_operand(), call32_operand(), int8_operand(),
3187 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
3189 uint16_operand(): Made static.
3191 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
3193 * calls.c (expand_call): Fix typo.
3195 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
3197 * c-lex.c (finput): New global.
3198 (init_parse): Always included. Handle !USE_CPPLIB using
3199 code originally in compile_file.
3200 (finish_parse): Update for CPPLIB.
3201 * toplev.c (init_parse, finish_parse): Declare.
3202 (finput): Delete variable. Now in front-ends.
3203 (compile_file): Remove code which is now handled by init_parse
3204 which is unconditionally called. Similarly for finish_parse.
3206 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
3208 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
3209 ASM_WEAKEN_LABEL): Add.
3211 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
3213 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
3214 * configure.in (alpha-*-linux*): Use them.
3216 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
3218 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
3219 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
3220 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
3221 (build_expr_wfl): New prototype declaration.
3222 * tree.c (build_expr_wfl): New function, to build
3223 EXPR_WITH_FILE_LOCATION nodes.
3224 (copy_node): Don't zero TREE_CHAIN if copying a
3225 EXPR_WITH_FILE_LOCATION node.
3226 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
3227 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
3229 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
3231 * configure.in (v850): Use t-v850.
3232 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
3234 * protoize.c (creat, read, write): Do not declare.
3236 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
3237 refer to the CODE_LABEL before a dispatch table.
3239 * invoke.texi: Add ARC options.
3241 * gcc.c (proces_command): Improve error message for -o with
3244 * i386/x-cygwin32 (CLIB): Link in advapi32.
3246 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
3247 (ASM_IDENTIFY_LANGUAGE): Likewise.
3249 * i386.md (movqi recognizer): Don't perfom byte increment into
3252 * configure.in (x86-dg-dgux): Run fixinc.dgux.
3254 * i370.h: Fix typo in GEN_INT changes.
3256 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
3257 of an empty arglist in prototype.
3259 * Makefile.in: Remove bytecode crud that crept back in after the
3262 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
3264 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
3265 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
3267 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
3269 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3271 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
3273 * c-lex.c (is_class_name): Delete declaration.
3274 (whitespace_cr): Make static and add prototype.
3275 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
3276 yylex, get_directive_line): Turn declarations into prototypes.
3277 (position_after_whitespace, check_newline, yyerror,, is_class_name,
3278 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
3280 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
3282 * gencodes.c (gen_insn): Add prototype.
3283 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
3284 gen_peephole): Add prototypes.
3285 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
3287 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
3288 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
3289 genheader, gencode): Add prototypes.
3290 * genopinit.c (gen_insn): Add prototype.
3291 * genoutput.c (output_prologue, output_epilogue, scan_operands,
3292 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
3293 gen_expand, gen_split, n_occurrences): Add prototypes.
3294 * genpeep.c (gen_peephole): Add prototype.
3295 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
3296 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
3297 labels_in_range_p, count_loop_regs_set, note_addr_stored,
3298 loop_reg_used_before_p, scan_loop, replace_call_address,
3299 skip_consec_insns, libcall_benefit, ignore_some_movables,
3300 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
3301 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
3302 check_final_value, record_giv, update_giv_derive, basic_induction_var,
3303 simplify_giv_expr, general_induction_var, consec_sets_giv,
3304 check_dbra_loop, express_from, combine_givs_p, combine_givs,
3305 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
3306 last_use_this_basic_block, record_initial, update_reg_last_use,
3307 iteration_info, analyze_loop_iterations, insert_bct,
3308 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
3311 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
3313 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3315 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
3317 * config/mips/mips.c (siginfo): Deleted.
3318 (override_options): Don't install SIGINFO signal handler.
3320 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
3322 * loop.c (check_dbra_loop): When normalize comparison_val, add check
3323 to verify it is non-negative.
3325 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
3327 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
3328 (alpha_expand_block_clear): Likewise.
3330 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
3332 * tree.h (sizetype_tab): Fix previous change for K&R.
3334 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
3336 * version.c: Bump for snapshot.
3338 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
3340 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
3341 Add USG and POSIX to xm_defines.
3343 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
3345 * gcc.c: Add linker spec.
3346 (link_command_spec): Use %(linker) instead of ld.
3347 (main): If collect2 is requested as the linker, see if it exists;
3348 if not, use ld instead.
3350 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
3352 (install-collect2): Install as collect2, not ld.
3354 * configure.in(will_use_collect2): It's named collect2 now.
3356 * collect2: Remove checks to see if we were invoked recursively.
3357 (collect_execute): Use _spawnvp under cygwin32.
3359 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
3361 * haifa-sched.c (build_control_flow): Set unreachable for block whose
3362 only predecessor is itself.
3364 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3366 * c-parse.in: Include system.h, and remove stuff now made redundant.
3369 * protoize.c: Likewise. Properly check for cpp stringification.
3371 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
3374 * objc/Make-lang.in (objc-parse.o): Likewise.
3376 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3378 * gansidecl.h: Check if compiler supports __attribute__. Provide
3379 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
3380 __attribute__ when its available. Also provide definitions for
3381 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
3382 terms of ATTRIBUTE_PRINTF.
3384 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
3387 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
3389 * combine.c (can_combine_p): Include successor in volatile test.
3391 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3393 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
3396 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
3398 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
3399 in prototype and definition.
3401 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
3403 * version.c: Bump for snapshot.
3405 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
3407 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
3408 alpha_expand_unaligned_store_words.
3410 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
3412 * i386.md (movsf_push, movsf_mem): Remove.
3413 (movsf_push): Rename from movsf_push_nomove and move in front of
3414 movsf. Use nonmemory_operand predicate and don't bother checking
3416 (movsf_push_memory): New pattern.
3417 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
3418 both operands refer to memory then force operand[1] into a register.
3419 (movsf_normal): Change to unnamed pattern.
3420 Likewise for movdf, movxf, and friends.
3422 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
3424 * version.c: Bump for snapshot.
3426 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
3428 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
3430 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
3432 * configure.in (mips-wrs-vxworks): New target.
3434 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
3436 * expmed.c (synth_mult): The value -1, has no zeros, so it can
3437 never have the form ...011.
3439 * version.c: Bump for snapshot.
3441 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
3443 * i386.c (asm_output_function_prefix, load_pic_register):
3444 Use ASM_GENERATE_INTERNAL_LABEL properly.
3445 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
3446 (print_operand): Ignore it.
3447 (load_pic_register): Use it for the got load call.
3448 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
3449 (prologue_get_pc_and_set_got): Likewise.
3450 * i386.h: Update print_operand docs.
3452 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
3454 * i386.md (ffssi, ffshi): Rewrite as define_expands.
3455 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
3456 * i386.c (notice_update_cc): Recognize unspec 5.
3458 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
3460 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
3461 * alpha.c (print_operand): Handle it.
3462 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
3464 (fix_truncdfdi2): Likewise.
3466 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
3468 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
3469 of these into a single struct, with additional [us]sizetype entries.
3470 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
3471 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
3474 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
3476 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
3478 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
3480 * haifa-sched.c (split_block_insns): Don't supress insn splitting
3481 on subsequent passes.
3483 * alpha.c (hard_fp_register_operand): New function.
3484 * alpha.h (PREDICATE_CODES): Add it.
3485 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
3486 f<-m case and accompanying define_split.
3487 (trapb): Use a unique unspec_volatile number.
3489 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
3491 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
3494 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
3496 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
3499 * haifa-sched.c: Mirror recent changes from gcc2.
3501 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
3503 * Makefile.in (insn*.o): Depend on system.h.
3505 * pa.c (output_global_address): Initialize base.
3506 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
3508 1998-04-03 Mike Stump <mrs@wrs.com>
3510 * gthr.h: Support systems that don't have weak, but have threads.
3511 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
3512 * gthr-vxworks.h: New file.
3513 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
3515 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
3517 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
3519 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
3521 * ginclude/va-i960.h (va_end): Change void * to void.
3523 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3525 * Makefile.in (choose-temp.o): Depend on system.h.
3527 * choose-temp.c: Include system.h when IN_GCC.
3529 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
3530 Richard Henderson <rth@cygnus.com>
3532 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
3533 (move_replacements): New function.
3534 * reload.h: Prototype it.
3536 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
3538 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
3540 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
3543 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
3544 (gen_highpart): Likewise.
3545 * final.c (alter_subreg): Allow the target to hook by-mode subreg
3546 hard register number changes.
3548 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
3550 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
3551 rnbitsize, rnmode and rinner.
3552 (make_range): Initialize type.
3553 (fold): Initialize arg0, arg1 and varop.
3555 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
3557 (expand_function_start): Initialize last_ptr.
3559 * stor-layout.c (layout_record): Initialize desired_align.
3560 (get_best_mode): Initialize unit.
3562 * tree.c (copy_node): Initialize length.
3564 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
3566 * caller-save.c (insert_save_restore): Initialize pat, code and
3569 * emit-rtl.c (push_to_sequence): Initialize top.
3570 (push_topmost_sequence): Likewise.
3572 * genattrtab.c (simplify_by_exploding): Initialize defval.
3574 * profile.c (branch_prob): Initialize dest.
3576 * rtl.h (note_stores): Remove duplicate prototype.
3577 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
3579 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
3580 strings that are not actually lengths.
3582 * genattrtab.c: Make generated file use system.h, instead of
3583 including stdio.h, etc directly.
3584 * genextract.c, genopinit.c, genoutput.c: Likewise.
3585 * genpeep.c, genrecog.c: Likewise
3587 * genoutput.c (process_template): Mark operands in the generated
3588 function as potentially unused if compiling with GNU CC.
3590 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
3592 * pa.md (reload peepholes): Remove unused variable "mode".
3594 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
3596 * config/arm/thumb.h: Add super interworking support.
3597 * config/arm/thumb.c: Add super interworking support.
3598 * config/arm/thumb.md: Add super interworking support.
3599 * config/arm/lib1funcs.asm: Add interworking support.
3600 * config/arm/lib1thumb.asm: Add super interworking support.
3601 * config/arm/t-semi: Add interworking support.
3602 * config/arm/t-thumb: Add interworking support.
3603 * config/arm/README-interworking: New file.
3605 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
3607 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
3608 (MD_STARTFILE_PREFIX): Unset.
3610 1998-04-01 Mark Mitchell <mmitchell@usa.net>
3612 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
3613 entity in a local scope.
3615 * fold-const.c (fold): Call truthvalue_conversion for values which
3616 are folded to boolean type.
3618 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
3620 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
3621 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
3622 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
3623 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
3624 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
3625 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
3626 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
3627 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
3628 * md.texi: Likewise.
3630 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
3632 * fixincludes (limits.h): Fix nested comments in Motorola's
3633 limits.h and sys/limits.h.
3635 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
3637 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
3638 as dest of expand_binop call.
3640 * alpha.md (extzv): Correct check for valid operand[2] values.
3642 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
3645 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
3647 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
3649 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
3650 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
3652 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
3653 cygwin32 can override this to allow both unix and win32 style PATHs.
3655 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
3656 style environment paths.
3658 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3660 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
3661 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
3662 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
3665 * cpphash.c: Include config.h.
3666 * cppalloc.c: Include system.h. Add parameters to various
3667 function prototypes.
3668 * cpperror.c: Likewise.
3669 * cppexp.c: Likewise.
3670 * cpphash.c: Likewise.
3671 * cpplib.c: Likewise.
3672 * cppmain.c: Likewise.
3673 * fix-header.c: Likewise.
3675 * gen-protos.c: Likewise.
3676 * gengenrtl.c: Likewise.
3677 * halfpic.c: Likewise.
3679 * scan-decls.c: Likewise.
3682 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
3684 * README.gnat: Add lang_print_xnode definition.
3686 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3688 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
3689 fmovecr on the 68060.
3691 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
3693 * genemit.c (DONE): Rework so that it works in the true arm if
3694 an if-else conditional.
3697 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
3699 * rs6000.c: Do not include stdioh or ctype.h anymore.
3701 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
3703 (stor-layout.o): Likewise.
3704 * c-typeck.c: Include rtl.h and expr.h.
3705 * stor-layout.c: Likewise.
3707 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
3708 All callers changed.
3709 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
3710 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
3711 All callers changed.
3713 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
3715 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
3717 * tree.h (lang_print_xnode): Provide prototype.
3719 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
3721 * version.c: Bump for snapshot.
3723 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
3725 * objc/sendmsg.c (__objc_block_forward): Add braces for return
3726 value if INVISIBLE_STRUCT_RETURN.
3728 * pa.c (arith_double_operand): Fix parens.
3730 * haifa-sched.c (print_pattern): Correct arg to sprintf.
3732 * Makefile.in (libgcc1.null): Make return type for __foo void.
3734 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
3736 * pa.h: Add declarations for many functions defined in pa.c.
3738 * genpeep.c (main): Remove unused variable 'i' from the generated
3741 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
3742 (gen_split): Likewise.
3743 (main): Rework generated definitions of DONE and FAIL so that they
3744 no longer use gotos. Avoids warnings about unused labels.
3746 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
3747 unused "junk" variable.
3749 * genattrtab.c (write_complex_function): Add a default case in
3750 generated switch statement to keep -W -Wall quiet.
3752 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
3754 * invoke.texi: Document more ARM and Thumb command line options.
3756 * config/arm/xm-thumb.h: New file.
3758 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
3760 * stmt.c (expand_expr_stmt): Must generate code for
3761 statements within an expression (gcc's `({ ... )}')
3762 even if -fsyntax-only.
3764 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3765 Jeffrey A Law (law@cygnus.com)
3767 * basic-block.h (basic_block_computed_jump_target): Declare.
3768 * flags.h: (current_function_has_computed_jump): Declare.
3769 * flow.c: (basic_block_computed_jump_target): Define.
3770 (flow_analysis): Allocate it. Set current_function_has_computed_jump
3772 (find_basic_blocks): Set current_function_has_computed_jump and
3773 elements of basic_block_computed_jump_target to 1 as appropriate.
3774 * function.c: (current_function_has_computed_jump): Define.
3775 * global.c (global_conflicts): Don't allocate pseudos into stack regs
3776 at the start of a block that is reachable by a computed jump.
3777 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
3779 (subst_stack_regs): Undo change from Sep 4 1997.
3780 (uses_reg_or_mem): Now unused, deleted.
3781 * stupid.c (stupid_life_analysis): Compute
3782 current_function_has_computed_jump.
3783 (stupid_find_reg): Don't allocate stack regs if the function has a
3785 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
3786 the current function has a computed jump. Use the global value
3789 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
3791 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
3792 (DWARF2_UNWIND_INFO): Define to zero.
3794 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
3796 * gcc.c (set_std_prefix): Add declaration.
3797 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
3798 suffix, and update the standard prefix prefix.c uses.
3800 * prefix.c (std_prefix): New global to hold default prefix value.
3801 (get_key_value): Change to use std_prefix instead of PREFIX.
3802 (translate_name): Ditto.
3803 (update_path): Ditto.
3804 (get_key_value): Release allocated scratch storage.
3805 (set_std_prefix): New function to reset the standard prefix.
3807 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3809 * sh.c (find_barrier): Fix calculations for alignment increase.
3811 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
3813 * Makefile.in (stmp-fixinc): If we're actually fixing include
3814 files, copy gcc's assert.h into the fixed include dir.
3815 * fixincludes (assert.h): Avoid any attempts to fix a probably
3816 broken system specific assert.h file.
3817 * fixproto (stdlib.h): Make sure, it'll contain a definition of
3820 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
3822 * regclass.c (reg_scan_mark_refs): Be more selective about
3823 when we mark a register with REGNO_POINTER_FLAG.
3825 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3827 reload inheritance improvement:
3828 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
3829 Change meaning: index is now hard reg number.
3830 (reg_reloaded_valid, reg_reloaded_dead): New variables.
3831 (reload_spill_index): Content is now a hard reg number.
3832 (reload_as_needed): Change to fit new variable meaning.
3833 (forget_old_reloads_1, allocate_reload_reg): Likewise.
3834 (choose_reload_regs, emit_reload_insns): Likewise.
3836 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3838 * regclass.c (record_reg_classes): '?' increases cost by two.
3840 * reload.c (find_reloads): Double previous costs. Output
3841 reloads cost one unit extra.
3843 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
3844 boiled down to && ! 0.
3846 * reload.c (find_equiv_reg): Also consider a goal offset from the
3847 frame pointer to be constant.
3849 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3851 * sh.h (OPTIMIZATION_OPTIONS): Define.
3853 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
3855 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
3857 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
3859 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
3861 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
3863 * c-common.c (check_format_info): Initialize type, is_type. New local
3864 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
3865 when pedantic if used with integral format specifier.
3867 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
3869 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
3871 (function_arg_padding): Declare.
3873 * rs6000.c: Include system.h.
3874 (function_arg_padding): Change return type to int, cast enum's to
3877 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
3878 * collect2.c (scan_prog_file): Add explicit braces to avoid
3881 * dbxout.c (dbxout_type_fields): Add braces around empty body in
3883 (dbxout_type): Likewise.
3885 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
3886 `ptt_size' from int to size_t.
3887 (rs6000_file_start): Likewise for `i'.
3888 (rs6000_replace_regno): Add default case in enumeration switch.
3889 (output_epilog): Remove unused variable `i'.
3890 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
3893 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
3895 (get_issue_rate, non_logical_cint_operand): Add prototype.
3896 (rs6000_output_load_toc_table): Ditto.
3898 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
3901 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
3903 * config/arm/thumb.c: New File. Support for ARM's Thumb
3905 * config/arm/thumb.h: New File. Thumb definitions.
3906 * config/arm/thumb.md: New File. Thumb machine description.
3907 * config/arm/tcoff.h: New File. Thumb COFF support.
3908 * config/arm/t-thumb: New File. Thumb makefile fragment.
3909 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
3911 * configure.in: Add Thumb-coff target.
3912 * configure: Add Thumb-coff target.
3913 * config.sub: Add Thumb-coff target.
3915 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
3917 * loop.c (scan_loop): Initialize move_insn_first to zero.
3919 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
3921 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
3922 * config/i386/rtems.h: Likewise.
3923 * config/i960/rtems.h: Likewise.
3924 * config/m68k/rtems.h: Likewise.
3925 * config/mips/rtems64.h: Likewise.
3926 * config/pa/rtems.h: Likewise.
3927 * config/rs6000/rtems.h: Likewise.
3928 * config/sh/rtems.h: Likewise.
3929 * config/sparc/rtems.h: Likewise.
3931 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3933 * pa.c (emit_move_sequence): If in reload, call find_replacement.
3935 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
3937 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
3939 * collect2.c (find_a_file): Add debugging.
3940 (find_a_file): Test for win32 style absolute paths if
3941 DIR_SERPARATOR is defined.
3942 (prefix_from_string): Add debugging.
3943 (main): Test for debug command line switch at start of program
3945 (main): Use GET_ENVIRONMENT rather than getenv().
3946 (prefix_from_env): Use GET_ENVIRONMENT.
3948 1998-03-24 Mark Mitchell <mmitchell@usa.net>
3950 * cplus-dem.c (optable): Add sizeof.
3951 (demangle_template_value_parm): New function containing code
3952 previously found in demangle_template.
3953 (demangle_integral_value): New function which handles complicated
3954 integral expressions.
3955 (demangle_template): Use them.
3957 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3959 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
3960 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
3961 genattrtab.o, genoutput.o): Depend on system.h.
3963 * genattr.c: Include system.h. Add arguments to various function
3964 prototypes. Remove redundant prototype of read_rtx().
3965 * genattrtab.c: Likewise.
3966 * gencodes.c: Likewise.
3967 * genconfig.c: Likewise.
3968 * genemit.c: Likewise.
3969 * genextract.c: Likewise.
3970 * genflags.c: Likewise.
3971 * genopinit.c: Likewise.
3972 * genoutput.c: Likewise.
3973 * genpeep.c: Likewise.
3974 * genrecog.c: Likewise.
3976 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
3978 * c-lang.c (lang_print_xnode): New function.
3979 * objc/objc-act.c (lang_print_xnode): Likewise.
3980 * print-tree.c (print_node): Call it
3982 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
3984 * c-parse.in: Recognize protocol qualifiers in class
3985 definitions for objc.
3987 (yyerror): Remove redundant decl.
3988 (yyprint): Fix prototype.
3990 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
3992 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
3994 * stmt.c (unroll_block_trees): Free block_vector if needed.
3996 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
3998 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
3999 (zero_extendsidi2): Avoid useless copy.
4000 (iordi_zext): New pattern.
4001 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
4003 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
4005 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
4006 (ashldi3): Allow constant shift count in range ]32,63].
4007 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
4009 1998-03-22 Mark Mitchell <mmitchell@usa.net>
4011 * tree.h (IS_EXPR_CODE_CLASS): New macro.
4013 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
4015 * h8300.h (CONST_COSTS): Remove definition.
4016 (DEFAULT_RTX_COSTS): Define.
4018 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
4020 * config/sh/rtems.h: Switched from ELF to COFF.
4022 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4024 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
4026 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
4028 * version.c: Bump for snapshot.
4030 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
4031 Geoff Noer <noer@cygnus.com>
4033 * Makefile.in: Various fixes for building cygwin32 native toolchains.
4035 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
4036 * objc/Make-lang.in: Likewise.
4038 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
4040 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
4042 * configure.in: Handle with-PACKAGE=no correctly
4044 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4046 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
4047 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
4048 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
4049 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
4050 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
4051 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
4052 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
4053 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
4054 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
4055 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
4058 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
4059 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
4060 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
4061 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
4062 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
4063 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
4064 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
4065 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
4066 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
4067 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
4068 xcoffout.c: Include system.h. Organize include ordering so
4069 that stdarg/varargs comes before other system headers. Remove
4070 spurious casts of functions assured of a prototype in system.h.
4072 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
4074 * reg-stack.c (pop_stack): Define. Pops any register on the
4075 regstack and adjusts regstack.
4076 (compare_for_stack_reg): Use pop_stack.
4078 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
4080 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
4083 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
4085 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
4087 * fold-const.c (fold): Replace sign-extension of a zero extended
4088 value by a single zero extension.
4090 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
4092 * except.c (init_eh): Do nothing.
4093 (save_eh_status): Call init_eh_for_function, not init_eh.
4094 * function.c (push_function_context_to): Don't call init_emit.
4096 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
4098 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
4101 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4103 * final.c (shorten_branches): Add parentheses around +/- in
4106 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
4108 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
4110 * regclass.c (memory_move_secondary_cost): Wrap uses of
4111 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
4114 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4116 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
4118 * flow.c (life_analysis): #include <sys/types.h> to make sure
4120 * cplus-dem.c (demangle_function_name): Likewise.
4122 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
4124 * final.c (insn_noperands): Change type to unsigned int.
4125 (final_scan_insn): Likewise for noperands;
4126 properly check operand number boundaries.
4128 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
4130 * alpha.md (extzv): Don't reject register operands. Fix
4133 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
4135 * dbxout.c (dbxout_function_end): Fix last change. The correct
4136 predicate is ASM_OUTPUT_SECTION_NAME.
4138 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4140 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
4141 (ashlsi): Use match_dup 1 instead of match_operand 2.
4143 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4145 * fold-const.c (operand_equal_for_comparison_p): See if equal
4146 when nop conversions are removed.
4148 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4150 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
4151 don't use ORIGINAL_TARGET unless REG.
4153 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4155 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
4157 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4159 * loop.c (struct movable): New field move_insn_first.
4160 (scan_loop): In consec sets code, set it. Clear it otherwise.
4161 (move_movables): In consec sets code, use it. Copy REG_NOTES from
4162 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
4165 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
4167 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
4168 is large, and the system doesn't provide atoll or atoq.
4171 * alpha/xm-vms.h (HAVE_ATOLL): Define.
4172 Reported by Klaus Kaempf <kkaempf@progis.de>.
4174 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4176 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
4177 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
4179 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
4180 test !ACCUMULATE_OUTGOING_ARGS.
4182 * collect2.c (write_c_file_glob): Wrap function definition in
4183 macro test !LD_INIT_SWITCH.
4185 * combine.c (try_combine): Wrap variables `cc_use' and
4186 `compare_mode' in macro test EXTRA_CC_MODES.
4188 * cpplib.c (do_ident): Remove unused variable `len'.
4189 (skip_if_group): Remove unused variables `at_beg_of_line' and
4191 (cpp_get_token): Remove unused variable `dummy'.
4193 * dbxout.c (scope_labelno): Move static variable definition inside
4194 the one function scope where it is used.
4195 (dbxout_function_end): Wrap prototype and definition in
4196 macro test !NO_DBX_FUNCTION_END.
4198 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
4199 in macro test !MIPS_DEBUGGING_INFO.
4201 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
4202 into the scope where it is used. Wrap empty else-statement body
4205 * fix-header.c: Fix typo in comment.
4206 (inf_skip_spaces): Cast results of INF_UNGET to (void).
4207 (check_protection, main): Likewise.
4209 * flow.c (find_basic_blocks_1): Remove dangling comment text.
4211 * function.c (contains): Wrap prototype and definition in macro
4212 test HAVE_prologue || HAVE_epilogue.
4213 (fixup_var_refs_1): Remove unused variable `width'.
4215 * gen-protos.c (main): Remove unused variable `optr'.
4217 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
4219 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
4220 (__sjpopnthrow): Remove unused variable `jmpbuf'.
4221 (__throw): Remove unused variable `val'.
4223 * protoize.c: Check for a previously existing definition before
4224 defining *_OK macros.
4226 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
4228 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4230 * vax.h (ADDR_VEC_ALIGN): Define.
4232 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
4234 * gcc.c (default_arg): Don't wander off the end of allocated
4237 (From Geoffrey Keating <geoffk@ozemail.com.au>)
4238 * rs6000.c (small_data_operand): Ensure that any address
4239 referenced relative to the small data area is inside the SDA.
4241 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
4243 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
4245 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
4247 * except.h (in_same_eh_region): New prototype.
4248 (free_insn_eh_region, init_insn_eh_region): New prototypes.
4249 * except.c (insn_eh_region, maximum_uid): New static variables.
4250 (set_insn_eh_region): New static function to set region numbers.
4251 (free_insn_eh_region): New function to free EH region table.
4252 (init_insn_eh_region): New function to initialize EH region table.
4253 (in_same_eh_region): New function used to determine if two rtl
4254 instructions are in the same exception region or not.
4255 * final.c (final): Initialize the table indicating which instructions
4256 belong in which exception region.
4257 * genpeep.c (main): Add "except.h" to include file list in generated
4259 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
4260 peepholes involving calls and unconditional branches.
4262 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
4264 * README.gnat: New file.
4266 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4268 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
4269 "recog.h" for offsettable_memref_p.
4270 (legitimize_pic_address): Remove unused variable `offset'.
4271 (notice_update_cc): Change return type to void. Add default label
4273 (standard_68881_constant_p): Remove unused variable mode.
4274 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
4275 (const_int_cost): Explicitly declare as returning int.
4276 (output_dbcc_and_branch): Change return type to void.
4278 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
4279 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
4280 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
4282 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
4284 * version.c: Bump for snapshot.
4286 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4288 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
4289 check for 'M' constraint.
4291 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
4293 * cccp.c (create_definition): If pedantic, call pedwarn for macro
4296 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
4298 * i386.c (ix86_logical_operator): New function.
4299 (split_di): Ensure that when a MEM is split, the resulting MEMs have
4301 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
4304 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4305 Richard Earnshaw <rearnsha@arm.com>
4306 Nick Clifton <nickc@cygnus.com>
4308 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
4310 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
4312 * cse.c (rtx_cost): Provide a default case in an enumeration
4313 switch, and call DEFAULT_RTX_COSTS if it's defined.
4315 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
4317 * basic-block.h (compute_preds_succs): Change return type in
4319 * flow.c (compute_preds_succs): Likewise in function definition.
4321 * regmove.c (find_matches): Cast char used as array index to unsigned char
4324 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
4326 * i386.h (RTX_COSTS): Insert braces around nested if.
4327 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
4330 * gcc.c (default_compilers): Properly put brackets around array elements in
4333 * getopt.c (_getopt_internal): Add explicit braces around nested if;
4336 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
4337 (record_reg_life_pat): Add explicit parens around && and || in expression.
4338 (stack_reg_life_analysis): Add parens around assignment used as expression.
4339 (convert_regs): Likewise.
4341 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
4343 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
4344 change callers accordingly.
4346 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
4347 and definition; change all callers accordingly.
4349 * except.c (init_eh): Avoid assignment of unused return value of
4350 build_pointer_type; cast it to void, instead, and remove unused
4353 * gcc.c (lang_specific_driver): Define prototype only #ifdef
4354 LANG_SPECIFIC_DRIVER.
4355 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
4357 * genoutput.c (output_epilogue): Initialize next_name to 0.
4359 * real.c (efrexp): #if 0 prototype and function definition.
4360 (eremain): Likewise.
4367 * reload.c (push_secondary_reload): Define prototype only
4368 #ifdef HAVE_SECONDARY_RELOADS.
4370 * varasm.c (assemble_static_space): Define rounded only
4371 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
4373 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4375 * i386.md (andsi): Add default case in enumeration switch.
4380 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
4382 * c-decl (finish_struct): Change type of min_align to unsigned.
4384 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
4385 remove unused variable len.
4387 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
4388 comment indicating this is proper behaviour.
4389 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
4391 (based_loc_descr): Likewise.
4393 * enquire.c (bitpattern): Change type of variable i to unsigned.
4395 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
4397 * flow.c (life_analysis): Change type of variable i to size_t;
4398 remove unused variable insn.
4400 * gcc.c (translate_options): Change type of variables optlen, arglen and
4402 (input_filename_length): Change type to size_t.
4403 (do_spec_1): Change type of variable bufsize to size_t.
4404 (main): Change type of variables i and j to size_t;
4405 remove subblock local definition of variable i.
4406 (lookup_compiler): Change type of second argument to size_t;
4407 change type of variable i to size_t.
4409 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
4411 * genopinit.c (get_insn): Change type of variable pindex to size_t.
4413 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
4415 * global.c (global_alloc): Change type of variable i to size_t.
4417 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
4419 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
4420 (expand_end_case): Change type of variable count to size_t.
4422 * toplev.c (main): Change type of variable j to size_t.
4423 (set_target_switch): Change type of variable j to size_t.
4424 (print_switch_values): Change type of variable j to size_t;
4425 remove unused variable flags.
4427 * varasm.c (assemble_variable): Change type of variable align to size_t.
4428 (const_hash_rtx): Change type of variable i to size_t.
4430 1998-03-11 Mark Mitchell <mmitchell@usa.net>
4432 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
4433 TREE_VEC if that's what it really is.
4435 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
4437 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
4440 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
4442 * gthr.h: Changed the comment about return values.
4443 * gthr-solaris.h (__gthread_once): Do not use errno; return the
4444 error number instead of -1.
4445 (__gthread_key_create): Any non-zero return value is an error.
4446 * libgcc2.c (eh_context_initialize): Check for non-zero return
4447 value from __gthread_once.
4448 Check that the value of get_eh_context was really changed.
4450 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4452 * sh.h (LOOP_ALIGN): Only align when optimizing.
4453 * sh.c (find_barrier): Clear inc for CODE_LABELs.
4454 When not optimizing, calculate alignment for BARRIERs directly.
4456 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4458 * final.c (shorten_branches): Remove conditionalizing on
4459 SHORTEN_WITH_ADJUST_INSN_LENGTH
4460 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
4462 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
4464 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
4465 an unconditional jump around deleted blocks.
4467 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
4469 * profile.c (branch_prob): If see computed goto, call fatal instead of
4472 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
4474 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
4475 Patch from Bruno Haible.
4477 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
4478 (assign_parms): Set aggregate if hide_last_arg and last_named.
4480 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4482 * final.c (shorten_branches): Initialize insn_addresses.
4484 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4486 * sh.h (MUST_PASS_IN_STACK): Define.
4488 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
4490 * final.c (shorten_branches): Fix minor logic error in
4491 ADDR_DIFF_VEC shortening support.
4493 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
4495 * version.c: Bump for snapshot.
4497 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
4499 * haifa-sched.c (is_cfg_nonregular): Change return type to
4500 an int. No longer compute "estimated" number of edges. Use
4501 computed_jump_p instead of duplicating the code. Fixup/add
4503 (build_control_flow): Returns a value indicating an irregularity
4504 in the cfg was detected. Count the number of edges in the cfg.
4505 allocate various edge tables.
4506 (find_rgns): No longer look for unreachable blocks.
4507 (schedule_insns): Do not allocate memory for edge tables here.
4508 Free memory for edge tables before returning. Do not perform
4509 cross block scheduling if build_control_flow returns nonzero.
4510 * flow.c (compute_preds_succs): More accurately determine when
4513 * basic-block.h (free_basic_block_vargs): Provide prototype.
4515 * cccp.c (main): Fix dumb mistakes in last change.
4517 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4519 * rtl.h (addr_diff_vec_flags): New typedef.
4520 (union rtunion_def): New member rt_addr_diff_vec_flags.
4521 (ADDR_DIFF_VEC_FLAGS): New macro.
4523 * sh.c (output_branch): Fix offset overflow problems.
4525 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
4526 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
4527 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
4528 * stmt.c (expand_end_case): Supply new arguments to
4529 gen_rtx_ADDR_DIFF_VEC.
4530 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
4531 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
4532 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
4533 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
4534 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
4535 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
4536 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
4537 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
4538 * i386/freebsd.h, i386/linux.h : Likewise.
4539 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
4540 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
4541 * m68k/mot3300.h, m68k/sgs.h : Likewise.
4542 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
4543 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
4544 (CASE_VECTOR_SHORTEN_MODE): Define.
4545 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
4546 (med_branch_p, braf_branch_p): Don't declare.
4547 (mdep_reorg_phase, barrier_align): Declare.
4548 (ADJUST_INSN_LENGTH): Remove alignment handling.
4549 * sh.c (uid_align, uid_align_max): Deleted.
4550 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
4551 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
4552 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
4553 (output_far_jump): Don't use braf_branch_p.
4554 (output_branchy_insn): Don't use branch_offset.
4555 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
4556 Remove paired barrier stuff.
4557 Don't use cache_align_p.
4558 Take alignment insns into account.
4559 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
4561 (barrier_align, branch_dest): New function.
4562 (machine_dependent_reorg, split_branches): Remove infrastructure
4563 for branch shortening that is now provided in the backend.
4564 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
4565 (braf_branch_p, braf_cbranch_p): Likewise.
4566 (attribute length): Use new attributes.
4567 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
4568 (addr_diff_vec_adjust): Delete.
4569 (align_2): Now a define_expand.
4570 (align_log): Now length 0.
4572 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
4574 * m32r.md (right): Correctly check for length == 2, not 1.
4576 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4578 * mips/mips.h: Prototype `machine_dependent_reorg'.
4579 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
4581 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4583 * final.c (shorten_branches): Restore accidentally removed code.
4585 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4587 * configure.in: Remove duplicate uses of AC_PROG_CC and
4590 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
4592 * configure.in (target_cpu_default2): Correct typo for alphapca56.
4594 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
4595 Doug Evans (devans@cygnus.com)
4597 * haifa-sched.c (build_jmp_edges): Delete dead function.
4598 (build_control_flow): Use cfg routines from flow.c
4599 (schedule_insns): Remove debugging code accidentally checked
4602 * basic-block.h: Add external integer list structures, typdefs,
4603 accessor macros and function declarations. Simlarly for
4604 basic block pred/succ support and simple bitmap stuff.
4605 * flow.c: Add functions for integer list, basic block pred/succ
4606 support and simple bitmap support.
4607 (compute_dominators): New function to compute dominators and
4609 (find_basic_blocks): Split into two functions.
4610 (life_analysis): Likewise.
4611 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
4612 the life_analysis from toplev.c
4613 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
4614 life_analysis instead of flow_analysis.
4616 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4618 * jump.c (jump_optimize): Call mark_jump_label also for deleted
4620 (mark_jump_label): Don't increment ref counts for deleted insns.
4622 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4624 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
4626 * mips/mips.c: Include stdlib.h and unistd.h.
4627 (mips_asm_file_end): Add braces around empty body in an if-statement.
4628 (function_prologue): Wrap variable `fnname' in
4629 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
4630 (mips_select_rtx_section, mips_select_section): Declare as void.
4632 * mips/mips.h: Add prototypes for extern functions in mips.c.
4633 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
4634 (ENCODE_SECTION_INFO): Add braces around empty body in an
4637 * mips/mips.md (movdi): Add parentheses around && within ||.
4638 (movsf, movdf): Likewise.
4639 (branch_zero, branch_zero_di): Add default case in
4643 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
4645 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
4646 real constants, since they can't be changed.
4647 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4648 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
4649 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4650 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4651 * alpha/vms.h (TARGET_OPEN_VMS): New.
4652 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
4654 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
4656 * reload.c (find_reloads): Always force (subreg (mem)) to be
4657 reloaded if WORD_REGISTER_OPERATIONS.
4659 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
4661 * haifa-sched.c (free_list): Rename from free_pnd_lst.
4662 (free_pending_lists): Rename free_pnd_lst uses.
4663 (remove_dependence): Place expunged element on unused_insn_list.
4664 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
4665 gen_rtx_*_LIST and alloc_rtx to use them.
4666 (compute_block_backward_dependences): Free the reg_last_* lists.
4668 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
4670 * cccp.c (main): Avoid undefined behavior when setting pend_includes
4673 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4675 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
4676 USE_GNULIBC_1 is defined
4677 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
4678 includes the t-linux-gnulibc1 fragment
4680 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
4682 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
4684 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4686 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
4688 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4690 * final.c (shorten_branches): Tag the loop alignment onto the
4691 first label after NOTE_INSN_LOOP_BEG even if there is an
4694 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4696 * final.c (insn_current_reference_address):
4697 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
4698 proper alignment chain.
4700 * final.c (max_labelno): New static variable.
4701 (final_scan_insn): Check max_labelno before outputting an
4702 alignment for a label.
4703 (shorten_branches): Remove unused variable length_align.
4705 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4707 * sparc.c (ultrasparc_adjust_cost): Add default case in
4710 * sparc.h: Add prototypes for extern functions defined in
4713 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
4715 * toplev.c: Only generate <name>.dbr file when dumping RTL if
4716 DEALY_SLOTS is defined.
4718 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
4720 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
4721 in call to fill_slots_from_thread.
4723 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
4725 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
4726 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
4728 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4730 * final.c (insn_last_address, insn_current_align, uid_align):
4732 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
4733 (insn_current_reference_address): Likewise.
4734 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
4735 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
4736 (label_to_alignment): New function.
4737 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
4738 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
4739 insn_current_reference_address instead of insn_current_address.
4740 (or_attr_value, write_length_unit_log): New functions.
4741 (main): Call write_length_unit_log.
4742 (write_const_num_delay_slots): Output extra '\n'.
4743 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
4745 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
4746 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
4747 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
4749 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
4750 (LABEL_ALIGN_AFTER_BARRIER).
4751 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
4752 * ns32k/tek6000.h: Likewise.
4753 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
4754 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
4755 ASM_OUTPUT_ALIGN_CODE.
4757 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
4759 * version.c: Bump for snapshot.
4761 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
4763 * version.c: Bump for snapshot.
4765 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
4767 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
4768 if condition code of jump conflicts with opposite_needed.
4770 * reorg.c (fill_slots_from_thread): Mark resources referenced in
4771 opposite_needed thread. Return delay_list even when cannot get
4772 any more delay insns from end of subroutine.
4774 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
4776 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
4777 All callers changed.
4779 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4781 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
4782 end_fde_sort): New functions for fast sorting of an FDE array.
4783 (fde_insert): Simplified.
4784 (add_fdes): Change argument list.
4785 (frame_init): Use the new functions.
4787 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
4789 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
4791 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
4793 * fold-const.c (fold_range_test): Always return a value.
4795 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
4797 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
4798 data in the text section unless READONLY_DATA_SECTION is defined.
4800 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
4802 * c-parse.in (undeclared variable error): Tweak error message to
4805 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
4807 * version.c: Bump for snapshot.
4809 1998-02-28 Mark Mitchell <mmitchell@usa.net>
4811 * final.c (final_scan_insn): Undo overzealous removal of `set'.
4813 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4815 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
4816 case, add parentheses to specify the proper order of precedence in
4820 * c-aux-info.c: Include string.h/strings.h.
4822 * pa.c: Include stdlib.h.
4823 (pa_combine_instructions): Prototype the function.
4824 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
4825 (reloc_needed): Add default case for enumeration switch.
4826 (remove_useless_addtr_insns): Remove unused variable `all'.
4827 (hppa_expand_prologue): Add explicit braces to avoid
4829 (output_function_epilogue): Remove unused variable `i'.
4830 (output_millicode_call): Remove unused variable `link'.
4831 (shadd_constant_p, forward_branch_p): Make the function static.
4832 (following_call): Explicitly declare to return int.
4833 (pa_reorg): Declare as void.
4834 (pa_combine_instructions): Declare as static void. Add
4835 parentheses around && within ||.
4837 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
4838 following_call, function_label_operand, lhs_lshift_cint_operand
4841 * pa.md: Add parentheses around && within ||.
4843 * cppalloc.c: Include stdlib.h.
4845 * cpperror.c (cpp_print_containing_files): Remove unused variable
4846 `i'. Fix format specifier in fprintf.
4848 * cse.c (cse_around_loop): Add explicit braces to avoid
4850 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
4852 * expr.c (expand_expr): Add parentheses around && within ||.
4854 * final.c (app_enable): Replace fprintf with fputs where there are
4855 no format specifiers and no trailing argument after the string.
4856 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
4857 (app_disable): Likewise.
4858 (final_end_function): Likewise.
4859 (final_scan_insn): Likewise. Remove unused variable `set'.
4860 (profile_function): Wrap empty if-statement body in {} brackets.
4862 * function.c: Include stdlib.h.
4863 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
4864 (reposition_prologue_and_epilogue_notes): Add parentheses
4865 around assignment used as truth value.
4867 * integrate.c (expand_inline_function): Wrap variable
4868 `cc0_insn' in macro HAVE_cc0.
4870 * jump.c (jump_optimize): Wrap variable `q' in macro
4871 HAVE_cc0. Remove unused variable `prev1'.
4873 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
4874 within ||. Fix format specifier in fprintf.
4875 (__bb_init_prg): Add parentheses around assignment used as
4878 * local-alloc.c: Include stdlib.h.
4879 (requires_inout): Add parentheses around assignment used
4882 * loop.c (analyze_loop_iterations): Wrap prototype and definition
4883 in macro HAVE_decrement_and_branch_on_count.
4884 (insert_bct, instrument_loop_bct): Likewise.
4885 (move_movables): Add parentheses around assignment used as
4887 (consec_sets_invariant_p): Likewise.
4888 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
4890 * objc/objc-act.c: Include stdlib.h.
4891 (lookup_method_in_protocol_list): Wrap empty else-statement body
4893 (lookup_protocol_in_reflist): Likewise.
4894 (objc_add_static_instance): Remove unused variables `decl_expr'
4896 (get_objc_string_decl): Remove unused variable `decl'.
4897 (generate_static_references): Remove unused variables `idecl' and
4899 (check_protocols): Wrap empty else-statement body in braces.
4901 * protoize.c: Include stdlib.h.
4902 (substr): Add parentheses around assignment used as truth value.
4903 (abspath): Likewise.
4904 (shortpath): Likewise.
4906 * regmove.c (fixup_match_1): Add parentheses around assignment
4907 used as truth value.
4909 * reload.c (push_secondary_reload): Remove unused variable `i'.
4910 (find_reloads): Add parentheses around assignment used as truth
4913 * reload1.c: Include stdlib.h.
4915 * rtl.h: Correct typo in prototype of offsettable_memref_p.
4917 * stmt.c (add_case_node): Add parentheses around assignment used
4919 (case_tree2list): Likewise.
4921 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
4922 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
4923 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
4924 (merge_attributes): Add explicit braces to avoid ambiguous
4927 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
4930 * varasm.c: Include stdlib.h.
4933 * system.h: Remove sys/stat.h.
4934 * gcc.c: Add sys/stat.h.
4936 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
4937 * genattrtab.c: Likewise.
4938 * genconfig.c: Likewise.
4939 * genemit.c: Likewise.
4940 * genextract.c: Likewise.
4941 * genflags.c: Likewise.
4942 * genopinit.c: Likewise.
4943 * genoutput.c: Likewise.
4944 * genpeep.c: Likewise.
4945 * genrecog.c: Likewise.
4946 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
4948 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4950 * invoke.texi: Use @itemx for a secondary item in a @table.
4952 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
4955 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
4957 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
4959 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
4961 * i386.c (struct machine_function): Add new fields for PIC stuff.
4962 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
4964 (restore_386_machine_status): Corresponding changes.
4965 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
4967 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
4969 * c-parse.y (undeclared variable error): Tweak error message
4972 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
4974 * flags.h (g_switch_value, g_switch_set): Declare.
4975 * alpha.c (override_options): Set g_switch_value=8 if not set.
4976 * alpha/elf.h (CC1_SPEC): New.
4978 (LINK_SPEC): Pass along the -G value we were given.
4979 (LOCAL_ASM_OP): Remove.
4980 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
4981 (MAX_OFILE_ALIGNMENT): New.
4982 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
4983 (EXTRA_SECTIONS): Add sbss and sdata.
4984 (SECTION_FUNCTION_TEMPLATE): New.
4985 (EXTRA_SECTION_FUNCTIONS): Use it.
4986 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4987 (SELECT_SECTION): Use sdata when small enough.
4988 * alpha/linux.h (ASM_SPEC): Remove.
4991 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4992 * config.sub (sco5): Fix typo.
4994 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
4996 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
4998 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
4999 * config/alpha/t-linux: Remove file.
5000 * config/sparc/t-linux: Remove file.
5001 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
5002 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
5003 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
5005 (alpha*-*-linux-gnu*): Likewise.
5006 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
5007 (sparc-*-linux-gnu*): Likewise.
5009 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
5010 * collect2.c (ldd_file_name): Bracket declaration with same
5012 (full_real_ld_suffix): Deleted. Variable was calloced and
5013 written into, but never read.
5015 1998-02-23 Mike Stump <mrs@wrs.com>
5017 * configure.in: Add support for i386-wrs-vxworks configuration.
5018 * i386/vxi386.h: New file.
5020 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5022 * tree.c (contains_placeholder_p): Ensure function always returns
5024 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
5025 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
5027 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
5029 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
5031 1998-02-22 Paul Eggert <eggert@twinsun.com>
5033 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
5034 Define this new symbol.
5035 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
5036 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
5037 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
5039 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
5041 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
5042 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
5044 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
5046 * objc/Object.m (-error): Call objc_verror with our va_list.
5048 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5050 * collect2.c (scan_prog_file): Completely cover uses of variable
5051 `exports' with macro COLLECT_EXPORT_LIST.
5053 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
5055 * version.c: Bump for snapshot.
5057 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
5059 * sched.c (schedule_block): Remove code to get arguments from hard
5060 regs into pseudos early. Same as Aug 25, 1997 change to
5063 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
5065 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
5067 1998-02-16 Mark Mitchell <mmitchell@usa.net>
5069 * toplev.c (rest_of_compilation): Do not defer the output of a
5072 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
5074 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
5075 continuation character (line 243).
5077 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5079 * genrecog.c (main): Remove duplicated sentence in emitted comment.
5081 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
5082 David Edelsohn <edelsohn@mhpcc.edu>
5084 * collect2.c (XCOFF_SCAN_LIBS): Remove.
5085 (export_flag): New variable.
5086 (export_file): #ifdef COLLECT_EXPORT_LIST.
5087 (import_file, exports, imports, undefined): New variables.
5088 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
5089 (dump_list, dump_prefix_list, is_in_list): New functions.
5090 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
5091 (write_import_file, resolve_lib_name): New functions.
5092 (use_import_list, ignore_library): Same.
5093 (collect_exit): maybe_unlink import_file and #ifdef.
5095 (main): New variable importf, #ifdef exportf. Move parsing of
5096 -shared before general argument parsing. Resolve AIX library
5097 paths and import libgcc.a symbols. Treat .so shared libraries the
5098 same as objects and .a libraries. Create alias for object_lst and
5099 increment it instead of original pointer. Scan AIX libraries as
5100 objects earlier instead of using scan_libraries. Perform AIX
5101 tlink later to resolve templates instead of forking ld.
5102 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
5103 (GCC_UNDEF_SYMBOL): New macro.
5104 (scan_prog_file): Loop for members of AIX libraries. Handle
5105 export/import of ctors/dtors.
5106 (aix_std_libs): New variable.
5107 (scan_libraries, XCOFF): Delete.
5109 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
5111 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
5113 1998-02-19 Mike Stump <mrs@wrs.com>
5115 * Makefile.in: Use $tooldir for sys-include to match toplevel
5118 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
5119 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5121 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
5123 * emit-rtl.c (hard-reg-set.h): Include.
5124 (get_lowpart_common): Don't make new REG for hard reg in a
5125 class that cannot change size.
5126 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
5128 * combine.c: Revert previous patch.
5130 1998-02-19 Paul Eggert <eggert@twinsun.com>
5132 * config/sparc/sol2-sld.h: New file.
5133 * configure.in (sparc-*-solaris2*): Use it when using the
5136 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
5138 * loop.c (force_movables): Fix typo.
5140 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
5142 * m88k.h: Change file pattern to match reality.
5144 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
5146 * varasm.c (output_constant_pool): Fix dumb thinko in last
5149 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
5150 a function name to a section name.
5152 1998-02-18 Doug Evans <devans@cygnus.com>
5154 * tree.h (merge_machine_{type,decl}_attributes): Declare.
5155 (split_specs_attrs, strip_attrs): Add prototypes.
5156 * tree.c (merge_machine_{type,decl}_attributes): New functions.
5157 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
5158 Update olddecl's attributes too.
5159 * c-common.c (strip_attrs): New function.
5160 * c-typeck.c (common_type): Call merge_machine_type_attributes.
5161 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
5162 (make_decl_rtl): Likewise.
5164 1998-02-18 Jim Wilson <wilson@cygnus.com>
5166 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
5168 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
5170 Remove this change until we can fix it correctly.
5171 * collect2.c: Bracket declaration of 'exportf' and
5172 'full_real_ld_suffix'.
5174 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5176 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
5178 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5180 * c-common.c (c_expand_start_cond, c_expand_end_cond,
5181 c_expand_start_else): Don't warn about non-ambiguous else even if
5184 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
5186 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
5187 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
5190 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
5192 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
5193 simplifying a subreg of a hard reg.
5194 (expand_compound_operation): Likewise.
5195 (force_to_mode): Likewise.
5197 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5199 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
5200 (lshift_double): Add parentheses around + or - inside shift.
5201 (rshift_double): Likewise.
5202 (size_int_wide): Explicitly set type of `bit_p' to `int'.
5204 * Makefile.in (fold-const.o): Depend on system.h.
5206 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
5209 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
5210 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
5211 (sched_note_set): Remove unused parameter `b', all callers changed.
5212 (schedule_block): Likewise for `rgn'.
5213 (split_hard_reg_notes): Likewise for `orig_insn'.
5214 (check_live): Likewise for `trg'.
5215 (update_live): Likewise.
5216 (check_live_1): Explcitly declare variable `i' as int.
5217 (update_live_1): Likewise.
5218 (insn_issue_delay): Remove unused variable `link'.
5219 (sched_analyze_2): Add default case in enumeration switch.
5220 (schedule_insns): Remove unused variable `i'.
5222 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
5224 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
5226 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
5227 a dangling else clause.
5229 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
5231 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
5232 pointer for the stack pointer in MIPS16 and 64BIT.
5234 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5236 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
5237 * emit-rtl.c (force_line_numbers, restore_line_number_status):
5239 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
5240 (expand_start_case): Adjust to this change.
5241 (check_seenlabel): New function.
5242 (pushcase, pushcase_range, expand_endcase): Use it.
5244 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5246 * i386.md (adddi3): Add =!r,0,0,X alternative.
5248 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
5250 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
5251 * x-aix31 (INSTALL): Delete.
5253 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
5255 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
5256 tsize changes to something other than zero.
5258 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
5260 * ginclude/va-mips.h: Replace casts of pointers to int with
5261 casts of pointers to __PTRDIFF_TYPE__.
5263 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
5265 * loop.c (strength_reduce, record_biv, record_giv): Use
5266 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
5268 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
5270 * tree.c (first_rtl_op): New fn.
5271 (unsave_expr_now): Use it.
5272 * print-tree.c (print_node): Likewise.
5273 * tree.c (has_cleanups): New fn.
5274 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
5275 conservative about pushing the cleanup point down.
5276 * tree.h: Declare them.
5278 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
5280 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
5281 (flag_schedule_reverse_after_reload): Likewise.
5282 (f_options): Remove reverse scheduling support.
5283 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
5284 (flag_schedule_reverse_after_reload): Likewise.
5285 * haifa-sched.c (rank_for_schedule): Remove support for reverse
5288 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5290 * gcc.c: Get system includes, prototypes and macros via "system.h"
5291 instead of doing it manually. Change all calls of the ctype
5292 macros to custom versions defined in "system.h".
5294 * system.h: Fix return type of bcmp prototype from `void' to `int'.
5295 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
5296 Add a prototype for getenv.
5298 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
5300 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
5302 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
5304 * alias.c: Include <stdlib.h> and <string.h>.
5305 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
5307 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
5309 * version.c: Bump for snapshot.
5311 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
5313 * arm.md (movsfcc): Also validate operands[3] when compiling hard
5315 (movdfcc): Only accept fpu_add_operand for operands[3].
5317 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
5318 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
5320 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
5322 * varasm.c (output_constant_pool): Bring back 'done' label inside
5323 an appropriate #ifdef.
5325 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
5327 (bitmap_copy, bitmap_operation): Likewise.
5328 * combine.c (combinable_i3pat): Similarly for 'src'.
5329 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
5330 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
5331 * regclass.c (copy_cost): Similarly for 'secondary_class'.
5332 * reload.c (make_memloc): Simliarly for 'i'.
5333 (find_reloads_address_1): Similarly for 'link'.
5334 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
5335 (emit_reload_insns): Similarly for 'second_reloadreg'.
5336 * unroll.c (iteration_info): Similarly for 'v'.
5338 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
5339 * calls.c (expand_call): Similarly for 'i'.
5340 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
5341 * fold-const.c (strip_compund_expr): Similarly for 'type'.
5342 * function.c (fixup_var_refs_1): Similarly for 'width'.
5343 (fixup_memory_subreg): Similarly for 'saved'.
5344 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
5345 (setjmp_protect): Similarly for 'sub'.
5346 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
5347 * loop.c (record_giv): Similarly for 'p'.
5348 (combine_givs): Similarly for 'temp_iv'.
5349 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
5350 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
5351 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
5352 * unroll.c (unroll_loop): Similarly for 'copy'.
5353 (iteration_info): Similarly for 'b'.
5354 * varasm.c (assemble_string): Similarly for 'i'.
5355 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
5357 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
5359 * c-lang.c (lang_print_xnode): New function.
5360 * objc/objc-act.c (lang_print_xnode): Likewise.
5361 * print-tree.c (print_node): Call it
5363 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
5365 * dwarf2out.c (decl_scope_node): New type.
5366 (decl_scope_table): Change type to use it.
5367 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
5368 (push_decl_scope): Use new type. New locals containing_scope, i.
5369 Add code to handle setting previous field.
5370 (scope_die_for): Change type of local i to int. Add code to use
5372 (dwarf2out_init): Use new type.
5374 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
5376 * except.c (emit_throw): Lose throw_used.
5378 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5380 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
5382 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
5384 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
5386 * genextract.c (main): Fix typo.
5388 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
5390 * c-lang.c (finish_file): Bracket declaration of static_ctors,
5393 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
5394 'old_stack_arg_under_construction'
5395 (emit_library_call): Bracket declaration of 'upper_bound',
5396 'lower_bound', 'i', 'reg_parm_stack_space'
5397 (emit_library_call_value): Likewise.
5400 * collect2.c: include <unistd.h> when appropriate.
5401 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
5403 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
5405 * explow.c (plus_constant_for_output_wide): Remove unused variable
5407 (memory_address): Remove unused variable 'orig_x'.
5409 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
5410 (write_const_num_delay_slots): Remove unused variable 'i'.
5412 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
5413 (gen_insn): Remove unused variable 'obstack_ptr'.
5415 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
5417 (__bb_exit_trace_func): Remove unused variable 'e'.
5419 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
5421 (expand_unop): Remove unused variable 'funexp'.
5422 (expand_complex_abs): Remove unused variable 'funexp'.
5423 (init_optabs): Bracket declaration of 'j'.
5424 (init_complex_libfuncs): Deleted. Dead static function.
5426 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
5428 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
5429 (reg_to_stack): 'initialized', 'before_function_beg'
5430 explictly type as ints instead of defaulting.
5431 (emit_swap_insn): Remove unused variable 'i2'.
5432 (compare_for_stack_reg): Remove unused variable 'src_note'.
5434 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
5436 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
5438 * stmt.c (add_case_node): Add parens for assignment used as truth.
5439 (all_cases_count): Remove unused variable 'count_high'.
5440 (mark_seen_cases): Remove unused variable 'i'.
5441 (check_for_full_enumeration_handling): Remove unused variable 't'.
5442 Bracket declaration of 'all_values', 'l'.
5444 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
5446 * varasm.c (assemble_string): Remove unused variable 'i'.
5447 (immed_double_const): Remove unused variable 'in_current_obstack'.
5448 (immed_real_const_1): Likewise.
5449 (output_constant_pool): Remove unreferenced label 'done'.
5450 (output_constant): Remove unused variable 'x'.
5452 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
5455 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
5458 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5460 * combine.c (can_combine_p): Handle USEs in PARALLELs.
5462 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
5464 * config/linux.h (LIB_SPEC): Add -lc for -shared if
5465 USE_GNULIBC_1 is not defined.
5466 * config/sparc/linux.h; Ditto.
5468 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
5470 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
5471 USE_GNULIBC_1 is not defined.
5473 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5475 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
5478 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5480 * system.h: New file to get common systems includes and various
5481 definitions and declarations based on autoconf macros.
5483 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
5485 * cccp.c (new_include_prefix): Correctly handle -I./.
5487 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
5489 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
5491 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
5493 * expr.c (expand_assignment): Correct typo exposed by -Wall.
5494 offset should have been a truth value, not an assignment.
5496 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
5498 * cse.c (delete_dead_from_cse): If a libcall produces a constant
5499 result and that result can be substituted into SET_SRC of the
5500 insn with the REG_RETVAL note, then perform the substitution
5501 and delete the libcall.
5503 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
5505 * mips.md (trucndihi2,truncdiqi2): Change these to support
5508 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
5510 * mips/mips.c (movdi_operand): Direct referances to symbols
5511 that arn't mips16 consts in mips16 mode arn't valid operands.
5513 * mips/mips.c (mips_move_2words): Add gprel handling.
5515 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
5517 * mips.md (extendsidi2): Allow extension to/from a non-mips16
5520 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
5522 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
5525 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5527 * Makefile.in (WARN_CFLAGS): New variable.
5528 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
5530 1998-02-11 Mark Mitchell <mmitchell@usa.net>
5532 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
5533 falling through default case in switch.
5534 (i386_aligned_p): Likewise.
5536 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
5538 * mips/mips.h (mips_abi_string): Correct typo in comment.
5540 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
5542 * mips/mips.md (movdi): These PLUS's need to be Pmode.
5544 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5546 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
5547 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
5548 indirectly via expr.h.
5550 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
5552 * stor-layout.c (layout_type): Do upper - lower in the native type,
5553 so as to properly handle negative indices.
5555 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
5557 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
5558 (expand_eh_region_start_tree): Remove unused variable 'note'.
5559 (exception_optimize): Remove unused variable 'regions'.
5560 (expand_builtin_eh_stub): Remove unused variable 'temp'.
5561 (copy_eh_entry): Deleted. Dead function.
5563 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
5564 'last' with same #if HAVE_load_multiple as use of it.
5565 (move_block_from_reg): Likewise.
5566 (emit_move_insn_1): Remove unused variable 'insns'.
5567 (store_constructor): Bracket declaration of startb, endb with
5568 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
5569 'target', and 'xtarget'.
5570 (expand_builtin_setjmp): Remove unused variables 'op0',
5571 'next_arg_reg', 'old_inhibit_defer_pop'.
5572 (expand_builtin): Remove unused variable 'offset'.
5573 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
5574 (emit_queue): Add parens for assignment used as conditional.
5575 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
5577 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
5579 * i386.c: Added include for recog.h.
5580 (override_options): Removed unused variable p. Initialized regno to
5582 (order_regs_for_local_alloc): Initialized regno to avoid warning.
5583 (legitimize_address): Likewise for 'other'.
5584 (i386_aligned_reg_p): Added default case with abort ().
5585 (print_operand): Likewise.
5586 (reg_mentioned_in_mem): Likewise.
5587 (ix86_expand_binary_operator): Removed unused variables i & insn.
5588 (ix86_expand_unary_operator): Removed unused variable insn.
5589 (output_fp_cc0_set): Removed unused variable unordered_label.
5591 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
5593 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
5594 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
5595 and format string match.
5597 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
5599 * flow.c (life_analysis): Do not conside the stack pointer live at
5600 the end of a function if the fucntio ncalls alloca.
5601 (mark_used_regs): Similarly.
5603 1998-02-10 John F Carr <jfc@mit.edu>
5605 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
5606 1, fzero on alternative 8.
5608 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5610 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
5612 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5614 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
5615 SUBREGs of CONST_INTs.
5617 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
5619 * mips.c (print_operand, function_prologue): Make printf format
5620 match argument type.
5622 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5624 * alpha.c (alpha_return_addr): Remove unused variable `first'.
5625 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
5626 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
5628 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5630 * loop.c (strength_reduce): When placing increment for auto-inc
5631 case, do comparison in loop order.
5633 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
5635 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
5636 not a HOST_WIDE_INT.
5638 * calls.c (expand_call): Change test of expand_inline_function
5639 return value to stop compiler warning.
5641 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
5643 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
5644 Jeff Law (law@cygnus.com)
5646 * regmove.c: Fix various minor formatting problems.
5647 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
5648 is true. Make end of basic block tests consistent through regmove.c.
5649 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
5650 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
5652 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5654 * gansidecl.h: Check for a conflicting macro definition before
5655 attempting to prototype bcopy, bcmp or bzero.
5657 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
5659 * expr.c (clear_pending_stack_adjust): Handle case where a function
5660 calls alloca, but the user has specified -fomit-fframe-pointer.
5662 * function.c (assign_parms): Fix typo in last change.
5664 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
5666 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
5668 (free_path_suffix): Remove unreferenced static function.
5669 (process_command): Remove unused variable temp.
5670 (default_arg): Remove unused variable i.
5671 (do_spec_1): Add parens for assignment used as truth value.
5673 (validate_all_switches): Likewise.
5674 (main): Remove unused variables i, first_time>
5676 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
5678 * calls.c (expand_call): Remove unused variables funtree,
5679 n_regs, and tmpmode.
5681 * dbxout.c, except.c: Include <string.h>/<strings.h>.
5683 * explow.c: (plus_constant_for_output_wide) Removed unused
5684 variable all_constant.
5686 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
5687 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
5688 genrecog.c, global.c, integrate.c , stupid.c : Include
5691 * genextract.c: (walk_rtx) Remove unused variable link.
5693 * genrecog.c: (concat) Remove unreferenced static function.
5695 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
5697 * stmt.c: Include <stdlib.h>.
5698 (expand_asm_operands): Remove unused variable val1.
5699 (expand_return): Remove unused variable block.
5700 (pushcase): Remove unused variables l and n.
5701 (pushcaserange): Likewise.
5703 * unroll.c (unroll_loop): Remove unused variable temp.
5705 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
5707 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
5709 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5711 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
5712 functions for whether they support the %p format specifier.
5713 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
5714 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
5715 * configure, config.in: Rebuild.
5717 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
5719 * function.c (assign_parms): New variable named_arg, with value
5720 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
5722 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
5724 * mips/t-r3900: New - same as t-ecoff but eliminate
5725 multilibs: mips1 and mips3.
5726 * configure.in (tx39*): Use new mips/t-r3900.
5727 * configure: Rebuild.
5728 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
5730 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
5732 * dwarf2out.c: Add old_args_size.
5733 (dwarf2out_args_size): Use it.
5734 (dwarf2out_begin_prologue): Initialize it.
5735 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
5736 pushed args until we see a call.
5737 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
5738 before outputting them.
5740 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
5742 * cplus-dem.c (demangle_template_template_parm): New function.
5743 (demangle_template): Handle template template parameters.
5745 1998-02-02 Mark Mitchell <mmitchell@usa.net>
5747 * calls.c (expand_call): Don't confuse member functions named
5748 realloc, setjmp, and so forth with the standard library
5749 functions of the same names.
5751 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
5753 * stmt.c (expand_asm_operands): Correctly identify asm statements
5756 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
5758 * c-common.c (decl_attributes): Flag unrecognized attribute
5759 functions as warnings instead of as errors.
5761 1998-02-05 Marc Lehmann <pcg@goof.com>
5763 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
5764 when -Os is specified.
5765 * toplev.c (main): Don't disable flag_inline_functions anymore when
5768 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5770 * regmove.c: Update.
5771 * flags.h (flag_regmove): Declare.
5772 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
5773 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
5774 Moved into regmove; changed caller.
5775 * toplev.c (rest_of_compilation): Call regmove_optimize also for
5776 expensive_optimizations.
5778 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
5780 * version.c: Bump for snapshot.
5782 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5783 Undo this change (the problem was actually in reload):
5784 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5786 * sh.md (movqi_i+1): New peephole.
5788 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
5790 * jump.c (jump_optimize): Lose calls to modified_in_p they are
5791 not needed anymore due to changes elsewhere in jump.c.
5793 * jump.c (jump_optimize): Fix first arg to modified_in_p in
5796 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
5798 * expr.c (expand_builtin_setjmp): Accept two new arguments for
5799 the labels to branch to on first and subsequent executions. Don't
5800 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
5801 and provide it with the jmp_buf. Use only one of
5802 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
5803 and provide the former with the target label.
5804 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
5805 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
5806 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
5807 insn to replace all of the normal nonlocal_goto code. Don't play
5808 with __dummy. Correct arguments to nonlocal_goto.
5809 * expr.h (expand_builtin_setjmp): Update prototype.
5810 * except.c (start_dynamic_handler): When using builtin_setjmp,
5811 generate more accurate flow information.
5813 * alpha.md (nonlocal_goto_receiver_osf): Delete.
5814 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
5815 (builtin_longjmp, builtin_setjmp_receiver): New.
5816 * sparc.md (update_return): Disambiguate unspec number.
5817 (nonlocal_goto): Rearrange arguments to match caller in except.c.
5818 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
5820 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
5821 (builtin_setjmp_setup*, builtin_longjmp): New.
5823 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
5825 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
5827 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
5829 * vmsconfig.com: Remove bytecode references.
5831 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5833 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
5834 -fno-sjlj-exceptions works for a target that defines
5835 DWARF2_UNWIND_INFO as zero.
5837 * regmove.c (fixup_match_1): Undo last change which removed some
5838 "useless" code, and add a comment explaining this.
5840 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
5842 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
5845 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
5847 * makefile.vms: Remove bytecode references.
5848 Create genrtl files.
5850 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5852 * jump.c (jump_optimize): Allow conditional loading of floating point
5853 constants and constants from memory. Reinstalled modified_in_p tests.
5855 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5857 * loop.c (get_condition): Handle sign-extended constants.
5859 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
5861 * expr.c (emit_push_insn): Add code to use movstrti if present.
5863 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
5864 and movstrqi as in emit_block_move ().
5866 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
5868 * config/m68k/x-next: Remove /NextDeveloper/Headers from
5869 the directories to fixinclude - /usr/include is a link
5870 to it and hence its contents are fixed by default.
5872 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5874 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
5876 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
5878 * cccp.c (main): Predefine __VMS_VER on VMS.
5880 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5882 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
5883 * fold-const.c (size_int): Replace with
5885 (make_bit_field_ref): Use bitsize_int for bit position.
5886 * stor-layout.c (sizetype): Delete.
5887 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
5888 (layout_record, layout_union, layout_type):
5889 Use bitsize_int for bit size.
5890 (set_sizetype): New function.
5891 (make_signed_type, make_unsigned_type): Use it.
5892 * c-decl.c (init_decl_processing): Likewise.
5893 * tree.h (size_int): Don't delcare, #define.
5894 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
5895 (set_sizetype): Declare.
5896 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
5898 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
5899 Convert result to sizetype.
5900 (really_start_incremental_init, push_init_level):
5901 Set type of constructor_bit_index to sbitsizetype.
5902 (push_init_level): Use unsigned arithmetic to determine padding.
5903 (output_init_element): Likewise.
5905 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
5907 * combine.c (simplify_shift_const): Fix typo in last change.
5909 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
5911 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
5912 is (truncate (lshiftrt)).
5914 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
5916 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
5917 Make sure result winds up in TGT.
5918 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
5919 src to be other than DImode.
5920 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
5921 (alpha_expand_unaligned_store_words): Likewise.
5922 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
5923 that source and destination are separately optimized for alignment.
5924 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
5926 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
5928 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
5929 with handling of -32768.
5931 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5933 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
5934 shell variable argument instead of only hard coded functions.
5935 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
5937 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
5938 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
5939 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
5940 declarations for bcopy, bcmp and bzero.
5942 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
5944 * gansidecl.h: If we have bcopy but don't declare it, then do so.
5945 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
5946 bzero, index and rindex if they aren't already present.
5948 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
5950 * toplev.c (close_dump_file): Wrap function prototype for
5951 argument "func" in PROTO.
5952 (dump_rtl): Likewise.
5954 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
5956 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
5958 (output_function_epilogue): Omit epilogue if nothing drops through.
5959 (output_move_double): Supress int ldd usage on ultrasparc and v9.
5960 (registers_ok_for_ldd_peep): Likewise.
5961 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
5962 (ultrasparc_adjust_cost): New function.
5963 (sparc_issue_rate): New function.
5964 * sparc.h (MASK_VIS, TARGET_VIS): New
5965 (MASK_V8PLUS, TARGET_V8PLUS): New.
5966 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
5967 (TARGET_SWITCHES): Add vis and v8plus.
5968 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
5969 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
5970 (RTX_COSTS): Use TARGET_HARD_MUL
5971 (ADJUST_COST): Call ultrasparc_adjust_cost.
5973 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
5974 of load & fp appropritely.
5975 (supersparc function units): Adjust for Haifa.
5976 (ultrasparc function units): Likewise.
5977 (get_pc_via_rdpc): All v9, not just arch64.
5978 (movdi_v8plus, movdi_v8plus+1): New.
5979 (adddi3_sp32+1): New.
5980 (subdi3_sp32+1): New.
5981 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
5982 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
5983 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
5984 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
5985 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
5986 (ldd peepholes): Suppress for v9.
5987 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
5988 (return_subsi): Revmove.
5990 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
5992 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
5993 save/restore MEM rtl.
5995 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
5997 * configure.in: Check for declaration of abort.
5998 * acconfig.h: Corresponding changes.
5999 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
6002 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
6004 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
6007 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
6009 * version.c: Bump for snapshot.
6011 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
6013 * configure.in: Check for atoq and atoll.
6014 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
6015 proper routine for converting ascii into long long values.
6017 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
6019 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
6021 * vmsconfig.com: Remove bytecode references.
6023 * alpha/vms.h (PREFIX): Define.
6025 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6027 * am-alpha.h: Don't include alloca for OPEN_VMS.
6029 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
6031 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
6032 (GCC_INCLUDE_DIR): Define
6034 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
6035 * makefile.vms: New file.
6037 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
6039 * alpha.c (output_prolog): Output '.name' directive
6040 for minimal traceback information.
6042 * alpha.c (output_prolog): Don't prepend entry point symbols
6043 with '$' on OPEN_VMS.
6045 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
6046 Jeffrey A Law (law@cygnus.com)
6048 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
6051 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
6053 * genemit.c (gen_exp): Likewise.
6054 * genpeep.c (match_rtx): Likewise.
6055 * genrecog.c (write_tree_1): Likewise.
6057 * c-lex.c (yyprint): Use proper format string based upon
6058 disposition of HOST_BITS_PER_WIDE_INT.
6059 (yylex): Put casts in right place for args to build_int_2.
6061 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
6063 * combine.c: Fix typos in Jan27 changes.
6065 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
6067 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
6068 (LINK_SPEC): Likewise.
6069 (STARTFILE_SPEC): Likewise.
6071 1998-01-28 Mike Stump <mrs@wrs.com>
6073 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
6075 * genattrtab.c (reload_completed): Define.
6077 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
6080 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6082 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
6083 SUBREG_REG if the word count is unchanged, also in the input reload
6084 case. Disable non-applicable sanity checks.
6086 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
6088 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
6090 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
6092 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
6094 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
6096 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
6097 is a TREE_VEC before trying to use it for baseclasses.
6098 (Chill uses the same field for a different purpose.)
6100 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
6102 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
6104 * config.sub: More accurate determination of HP processor types.
6106 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6108 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
6109 prototype for `handle_sysv_pragma', and make it static. Add
6110 parentheses around assignment used as truth value.
6112 * combine.c (combine_instructions): Protect variable `prev' with
6114 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
6115 (extract_left_shift): Add parentheses around operand of &.
6116 (merge_outer_ops): Avoid an empty body in an else-statement.
6117 (gen_rtx_combine): Remove unused variable `i'.
6119 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
6120 function monstartup `void'. Likewise for internal_mcount. Add
6121 `static void' prototype for moncontrol. Reconcile sprintf format
6124 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
6125 Make return type of function_arg_slotno explicitly `int'.
6126 (reg_unused_after): Add parentheses around assignment used as
6128 (save_regs): Add explicit braces to avoid ambiguous `else'.
6129 (function_arg_slotno): Add parentheses around && within ||.
6130 (function_arg_pass_by_reference): Likewise.
6131 (sparc_flat_output_function_prologue): Reconcile fprintf format
6134 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
6135 assignment used as truth value.
6137 * cplus-dem.c: Include <stdlib.h>.
6138 (demangle_signature): Avoid an empty body in an else-statement.
6139 (do_type): Remove unused variable `lvl'.
6141 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
6142 Include <string.h>/<strings.h>.
6143 (cpp_lex): Remove unused variable `namelen'.
6144 (cpp_lex): Explicitly declare `num_chars' as an int.
6146 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
6147 <unistd.h> instead. Explicitly declare is_system_include
6149 (make_assertion): Remove unused variable `kt'.
6150 (cpp_expand_to_buffer): Hide variable `obuf'.
6151 (output_line_command): Remove unused variables, `line_end',
6152 `line_cmd_buf' and `len'.
6153 (macarg): Remove unused variable `arg_start'.
6154 (special_symbol): Remove unused variable `i'. Add parentheses
6155 around assignment used as truth value.
6156 (do_include): Remove unused variables `pcfname' and `retried',
6157 hide `pcf' and `pcfbuflimit'.
6158 (do_line): Remove unused variable `i'.
6159 (finclude): Hide variable `missing_newline'.
6160 (cpp_handle_options): Remove unused variable `j'.
6161 (read_token_list): Remove unused variable `eofp'.
6162 (cpp_error_with_line): Remove unused variable `i'.
6163 (cpp_warning_with_line): Likewise.
6164 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
6165 (cpp_error_from_errno): Remove unused variable `i'.
6167 * cse.c (invalidate): Add parentheses around assignment used as
6169 (find_best_addr): Move declaration of variable `our_cost' inside
6170 the conditional macro where its used.
6171 (fold_rtx): Avoid an empty body in an if-statement.
6172 (cse_insn): Wrap variables `this_insn_cc0_mode' and
6173 `this_insn_cc0' in macro HAVE_cc0.
6175 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
6176 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
6177 (output_uleb128): Likewise.
6178 (output_sleb128): Likewise.
6179 (output_cfi): Likewise.
6180 (output_call_frame_info): Remove unused variables `j', `fde_size'
6182 (comp_unit_has_inlines): Hide declaration as per rest of file.
6183 (size_of_line_prolog): Correct typo in prototype.
6184 (add_arange): Likewise.
6185 (output_aranges): Likewise.
6186 (add_name_and_src_coords_attributes): Likewise.
6187 (gen_array_type_die): Likewise.
6188 (gen_inlined_subroutine_die): Likewise.
6189 (equate_decl_number_to_die): Remove unused variable `i'.
6190 (print_die): Reconcile format vs. args in fprintf's.
6191 (print_dwarf_line_table): Likewise.
6192 (output_die): Likewise.
6193 (output_line_info): Likewise.
6194 (add_subscript_info): Avoid an empty body in an else-statement.
6195 (gen_subprogram_die): Remove unused variable `fp_loc'.
6197 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
6198 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
6199 macro. Protect `src_coords_attribute' prototype with
6200 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
6201 prototype as in the rest of the file. Likewise for
6202 `output_pointer_type_die' and `output_reference_type_die'. Remove
6203 prototype for `type_of_for_scope'.
6204 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
6205 (type_attribute): Add explicit braces to avoid ambiguous `else'.
6207 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
6208 (shorten_branches): Protect declaration of tmp_length with
6209 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
6210 (profile_function): Protect declaration of `sval' and `cxt'
6211 variables with appropriate macros.
6212 (final_scan_insn): Likewise for `note' variable. Add explicit
6213 braces to avoid empty body in an if-statement.
6214 (output_asm_insn): Move variable `i' inside macro conditional
6215 where it is used. Add parentheses around assignment used as truth
6217 (asm_fprintf) Likewise, likewise.
6219 * fix-header.c (main): Remove unused variable `done'. Protect
6220 declaration of `i' with FIXPROTO_IGNORE_LIST.
6222 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
6224 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
6227 * profile.c: Include <string.h>/<strings.h>.
6228 (instrument_arcs): Remove unused variables `note', `inverted',
6229 `zero' and `neg_one'.
6230 (branch_prob): Avoid empty body in an if-statement.
6232 * regclass.c: Include <stdlib.h>.
6233 (reg_alternate_class): Explicitly declare parameter `regno'.
6235 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
6236 parentheses around assignment used as truth value.
6237 (find_matches): Remove unused variables `output_operand' and
6239 (fixup_match_1): Remove statement with no effect: "if (0) ;".
6241 * scan.c (sstring_append): Explicitly declare `count' as int.
6242 (scan_string): Explicitly declare parameter `init' as int.
6244 * sched.c: Include <stdlib.h>.
6245 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
6246 (rank_for_schedule): Add parentheses around assignment used as
6248 (schedule_block): Likewise.
6249 (regno_use_in): Likewise.
6250 (schedule_insns): Remove unused variable `i'.
6252 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
6253 (v_message_with_decl): Remove unused variable `n'.
6254 (botch): Explicitly declare parameter `s' as char *.
6255 (main): Add parentheses around assignment used as truth value.
6257 * tree.c (make_node): Protect the variable `kind' with the
6258 GATHER_STATISTICS macro.
6259 (real_value_from_int_cst): Move variable `e' inside conditional
6260 macro area where it is used.
6261 (tree_last): Add parentheses around assignment used as truth value.
6262 (build1): Protect the variable `kind' with the GATHER_STATISTICS
6264 (print_obstack_statistics): Reconcile format vs. args in fprintf.
6265 Protect variables `i', `total_nodes', and `total_bytes' with the
6266 GATHER_STATISTICS macro.
6268 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
6270 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
6271 some comments regarding use of dead_or_set_p.
6273 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
6275 * fixincludes: Tweak fix for struct exception in math.h
6277 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
6279 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
6280 Change mode of registers used to add/sub from
6281 hard_frame_pointer_rtx from word_mode to Pmode.
6283 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
6285 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
6286 asm_output_aligned_bss() instead of asm_output_bss().
6288 * toplev.c (rest_of_compilation): Replace references to
6289 stack_reg_dump_file and dbr_sched_dump_file with references to
6292 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
6294 * tlink.c (scan_linker_output): Call fclose() for opened files.
6296 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
6298 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
6299 compiling with -fpic -- we want to be able to override symbols
6301 (alpha_expand_block_move): Fix thinko in last change.
6303 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
6304 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
6305 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
6307 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
6309 * alpha.md (abssf, absdf): Revert last change.
6311 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
6313 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
6314 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
6316 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
6318 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
6319 a CONST_INT into SFmode.
6321 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
6323 * flags.h: New flag (optimize_size).
6324 * toplev.c (main): Parse -Os option and set optimize_space
6326 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
6327 __OPTIMIZE_SIZE__ when compiling with -Os.
6328 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
6329 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
6330 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
6332 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
6334 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
6336 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
6337 stuff only if MCT_TEXT is #define'd.
6339 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
6341 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
6344 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
6346 * toplev.c: Add -dM command line option to dump RTL after the
6347 machine dependent reorganisation pass, if there is one.
6348 Reorganise RTL dump code, so that only one file handle is
6351 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
6353 * except.c (check_exception_handler_labels): Disable warning when
6356 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
6358 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
6360 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6362 * c-decl.c (grokdeclarator): Get parameter tags from
6363 last_function_parm_tags.
6364 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
6365 traversing the parameter types.
6366 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
6368 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
6370 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
6372 (get_shift_alg): Fix typo.
6374 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
6376 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
6378 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
6380 * toplev.c (get_run_time): Make sure each case gets its variables.
6382 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
6384 * configure.in (build_xm_file): Add auto-config.h if host=build.
6385 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
6386 (build_xm_file_list): Likewise.
6387 * configure: Rebuild.
6389 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6391 * recog.c (validate_replace_rtx_1): Only perform substitutions
6392 of arguments to commutative and comparison operators once.
6394 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6396 * sparc.c (output_cbranch): Add default case in
6399 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
6400 (emit_delay_sequence): Eliminate unused parameter, all callers
6402 (fill_simple_delay_slots): Likewise.
6403 (fill_slots_from_thread): Likewise.
6404 (fill_eager_delay_slots): Likewise.
6405 (mark_referenced_resources): Add default case in enumeration switch.
6406 (mark_set_resources): Likewise.
6407 (rare_destination): Likewise.
6408 (mostly_true_jump): Likewise.
6409 (find_dead_or_set_registers): Likewise.
6410 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
6411 (update_reg_unused_notes): Remove unused variable `p'.
6412 (mark_target_live_regs): Remove unused variables `next' and
6414 (fill_simple_delay_slots): Remove unused variable `j'.
6415 (fill_slots_from_thread): Add parentheses around assignment used
6417 (dbr_schedule): Likewise.
6419 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
6420 (objc.stage2, objc.stage3, objc.stage4): Likewise.
6422 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
6424 * cse.c (simplify_ternary_operation): Don't try to simplify
6425 IF_THEN_ELSE expressions (created by combine) that don't use
6426 relational operators.
6428 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
6430 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
6433 * crtstuff.c (init_dummy): Keep the epilogue in the init
6434 section for non-ELF systems.
6436 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6438 * sh.md (movqi_i+1): New peephole.
6440 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
6442 * Makefile.in: Remove remaining bytecode stuff.
6443 * emit-rtl.c, expr.c: Likewise.
6445 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
6447 * toplev.c (lang_options): Add unknown-pragma options.
6449 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
6451 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
6452 special (and incomplete) handling for Chill arrays.
6454 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
6456 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
6459 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
6461 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
6463 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
6465 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
6466 .frame directive instead of FRAME_POINTER_REGNUM.
6468 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
6470 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
6471 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
6472 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
6473 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
6474 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
6475 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
6476 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
6477 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
6479 * longlong.h: Replace __mc68332__ with __mcpu32__.
6481 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
6483 * version.c: Bump for snapshot.
6485 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
6487 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
6488 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
6489 * reload1.c (eliminate_regs): Likewise.
6491 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
6493 * regmove.c (find_matches): Initialize matches->earlyclobber too.
6495 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
6497 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
6498 (negsf2, negdf2): Use proper subtract in IEEE mode.
6500 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
6502 * Makefile.in: Remove more bytecode stuff.
6503 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
6504 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
6505 * f/install.texi, objc/Make-lang.in: Likewise.
6507 * Makefile.in: Remove all bytecode support.
6508 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
6509 * emit-rtl.c: Remove all bytecode support.
6510 * expr.c, expr.h function.c, integrate.c: Likewise.
6511 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
6512 * tree.h, varasm.c: Likewise.
6513 * config/m68k/m68k.h: Likewise.
6514 * bi-*, bc-*, bytecode*: Delete bytecode related files.
6515 * modemap.def: Likewise.
6517 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
6519 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
6520 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
6522 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
6524 * i386.md (push): Prohibit symbolic constants if flag_pic.
6525 (movsi+1): Likewise for move to non-register.
6527 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
6529 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
6530 (print_operand): Handle 0xffffffff on 32 bit host.
6532 * configure.in (thread_file): Rename uses before main loop to
6533 target_thread_file. Initialize to empty in main loop. Set thread_file
6534 to target_thread_file after main loop if not set.
6535 * configure: Rebuild.
6537 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
6538 (add_values_to_cover): Revert last change (which had no ChangeLog
6540 (simplify_with_current_value_aux): Handle CONST_INT.
6542 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6544 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
6546 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
6548 * configure.in: Add cpp stringify test.
6549 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
6550 * gengenrtl.c: Use it.
6551 * configure, config.in: Rebuild.
6553 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6555 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
6557 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
6559 * configure.in: Find declaration for sbrk.
6560 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
6561 * config.in, configure: Rebuild.
6562 * mips-tfile.c: Properly protect declaration of sbrk and free.
6563 * toplev.c: Properly protect declaration of sbrk.
6565 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
6567 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
6569 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
6571 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
6573 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
6575 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
6577 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
6579 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
6580 constant offset computations from objects with known alignment in
6581 the presence of STACK_BIAS.
6583 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
6585 (const_hash): Hash val is unsigned long.
6586 (SYMHASH): Likewise.
6588 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
6590 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
6591 char pointer, not HOST_WIDE_INT.
6592 (print_node): Likewise. Also hash is unsigned long not
6595 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
6597 * explow.c (optimize_save_area_alloca): New function for targets
6598 where SETJMP_VIA_SAVE_AREA is true.
6599 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
6600 compute the amount of stack space needed should we find later that
6601 setjmp is never called by this function, stuff rtl for this inside
6602 a REG_NOTE of the final SET of stack_pointer_rtx.
6603 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
6604 current_function_calls_alloca, call optimize_save_area_alloca.
6606 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
6608 * i386.md: Remove redundant integer push patterns.
6609 Don't bother checking for TARGET_PUSH_MEMORY when
6610 pushing constants or registers.
6612 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6613 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
6615 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
6616 (pwait): New function for mingw32.
6618 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
6619 pipe support is broken for now.
6621 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
6623 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
6624 between frame_pointer_rtx, hard_frame_pointer_rtx, and
6625 arg_pointer_rtx is respected in initialization.
6626 (init_emit_once): Use gen_rtx_raw_REG() to create
6627 return_address_pointer_rtx.
6629 * reorg.c: #include "expr.h" for rtx prototypes.
6630 * Makefile.in (reorg.o): Depend on expr.h
6632 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
6634 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
6635 local_prefix to sub-make invocations.
6637 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
6639 * objc-parse.c: Recognize protocol qualifiers in class definitions.
6641 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
6645 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
6646 * configure.in: Check for atol.
6647 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
6649 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
6651 * loop.c (find_and_verify_loops): When attempting to move insns from
6652 inside the loop outside the loop, create a BARRIER if no suitable
6655 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
6656 favor of an equivalent change from gcc-2.8.
6658 * i386/x-sco5 (CC): Remove trailing whitespace.
6660 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6662 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
6663 (accessor_from_format): Likewise.
6664 (xmalloc): New function for use when linking with alloca.o.
6666 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6668 * frame.c (find_fde): Correct FDE's upper bound.
6670 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
6672 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
6674 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
6676 * calls.c (expand_call): Move #ifdef code out of macro argument
6678 (emit_library_call, emit_library_call_value): Likewise.
6680 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
6682 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
6684 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
6686 * version.c: Bump for snapshot.
6688 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
6690 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
6691 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
6692 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
6693 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
6694 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
6695 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
6696 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
6697 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
6698 * unroll.c, varasm.c: Likewise.
6699 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
6701 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
6703 * mips.h: Fix some type-o's from a previous change.
6705 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
6707 * loop.c (check_dbra_loop): Make sure initial value is a
6708 CONST_INT before trying to normalize it.
6710 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
6712 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
6714 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
6716 * cppexp.c: Include gansidecl.h
6718 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
6720 * svr4.h (LINK_SPEC): Never specify -h.
6721 * ptx4.h (LINK_SPEC): Likewise.
6722 * rs6000/sysv4.h (LINK_SPEC): Likewise.
6723 * sparc/sol2.h (LINK_SPEC): Likewise.
6725 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
6727 * c-typeck.c (comptypes): Exit early on NULL input.
6729 * haifa-sched.c (schedule_insns): Correctly remove inter-block
6730 dependencies after reload.
6732 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6734 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
6736 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
6738 * alpha/vms.h (DIR_SEPARATOR): define
6740 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6742 * Makefile.in (stamp-proto): Remove.
6743 (protoize.o, unprotoize.o): Straightforward compile.
6744 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
6746 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6748 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
6749 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
6751 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
6753 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
6754 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
6755 * sparc/netbsd.h, vax/netbsd.h: Likewise.
6757 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
6759 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
6761 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
6763 * configure.in (target_cpu_default, target_cpu_default2): Use double
6764 quotes around them when testing their value.
6765 * configure: Rebuilt.
6767 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
6769 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
6771 (gendef): Call obstack_alloc_rtx.
6773 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
6775 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
6778 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
6780 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
6781 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
6782 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
6784 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
6786 * mips.md (return_internal): Change mode from SImode to VOIDmode.
6788 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
6790 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
6793 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
6795 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
6796 suffix from operand 3.
6798 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6799 Jeffrey A Law (law@cygnus.com)
6801 * regmove.c: New implementation of regmove pass.
6802 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
6803 decls, make them have external linkage. Return a value from
6804 optimize_reg_copy_1.
6805 * reload.h (count_occurrences): Add decl.
6806 * reload1.c (count_occurrences): Delete decl, make it have external
6808 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
6810 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
6812 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
6813 if it is not defined.
6815 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
6817 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
6818 * emit-rtl.c (gen_rtx): Move special code to ...
6819 (gen_rtx_CONST_INT): New function.
6820 (gen_rtx_REG): New function.
6821 (*): Update all calls to gen_rtx.
6822 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
6823 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
6824 (GEN_INT): Call gen_rtx_CONST_INT.
6825 * gengenrtl.c: New file.
6827 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
6829 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
6830 (base_alias_check): If no base found for address call canon_rtx and
6833 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
6835 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
6836 arguments for mips16.
6837 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
6838 Don't lose if tsize is zero after handling large stack for mips16.
6839 * mips.md (return): For trivial return, return address is in $31.
6841 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
6843 * mips/mips16.S: Various changes to make it work with -msingle-float
6846 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
6847 Ian Lance Taylor <ian@cygnus.com>
6848 Jeff Law <law@cygnus.com>
6850 * mips.c, mips.h, mips.md: First cut at merging in mips16
6851 support. Major modifications throughout all three files.
6853 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
6855 * configure.in: Make gthr-default.h a forwarding header instead of
6858 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6860 * gcov-io.h: Include sys/types.h to ensure we get size_t.
6862 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
6864 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
6865 Jeffrey A Law (law@cygnus.com)
6867 * crtstuff.c (__frame_dummy): New function for irix6.
6868 (__do_global_ctors): Call __frame_dummy for irix6.
6869 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
6871 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
6873 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
6875 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
6877 * c-decl.c (init_decl_processing): Provide proper fallback symbol
6878 for __builtin_memset.
6879 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
6880 not INTEGER_CST. Assert arg 3 is a constant.
6882 * alpha.c (mode_width_operand): Accept 64-bit modes.
6883 (mode_mask_operand): Likewise.
6884 (print_operand): Likewise for 'M' and 'U' codes.
6885 (alpha_expand_unaligned_load): New function.
6886 (alpha_expand_unaligned_store): Likewise.
6887 (alpha_expand_unaligned_load_words): Likewise.
6888 (alpha_expand_unaligned_store_words): Likewise.
6889 (alpha_expand_block_move): Likewise.
6890 (alpha_expand_block_clear): Likewise.
6891 * alpha.h (MOVE_RATIO): New define.
6892 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
6893 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
6895 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
6896 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
6898 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
6900 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
6901 * configure: Update.
6903 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
6905 * emit-rtl.c (operand_subword): Correctly handle extracting a word
6906 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
6908 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
6911 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
6913 * configure.in: Set and subsitute host_exeext. Use it when creating
6914 the assembler and linker symlinks.
6915 * configure: Rebuild.
6916 * Makefile.in (exeext): Set to @host_exeext@.
6917 (build_exeext): New variable, set to @build_exeext@.
6918 (FLAGS_TO_PASS): Pass down build_exeext.
6919 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
6922 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
6924 * mn10200.md (addsi3, subsi3): Fix thinkos.
6926 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
6928 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
6929 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
6930 unix always, since we want to be able to thunk to functions in a
6931 shared library from an application.
6933 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
6935 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6936 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6938 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
6940 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
6941 offset's mode is not ptr_mode, convert it.
6943 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
6945 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
6946 compiling if it was already defined.
6948 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
6950 * flow.c (find_basic_blocks): Don't create a new basic block
6951 for calls in a LIBCALL block.
6953 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
6955 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
6957 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
6959 * cse.c (rtx_cost): Remove conflicting default case.
6961 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
6963 * configure.in: Move default enabling of Haifa out of for loop.
6964 * configure: Rebuild.
6966 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
6968 * version.c: Bump for snapshot.
6970 1997-12-25 Teemu Torma <tot@trema.com>
6972 * Makefile.in (GTHREAD_FLAGS): New var.
6973 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
6974 (distclean): Remove gthr-default.h.
6976 * configure.in: Accept dce as a thread package.
6977 Check for thread.h and pthread.h.
6978 Link gthr-default.h to appropriate thread file and set
6980 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
6981 include multilib definitions from pa/t-dce-thr.
6982 (sparc-*-solaris2*): Enable threads by default, if thread.h or
6983 pthread.h is found, preferring posix threads over solaris ones.
6985 * config/pa/t-dce-thr: New file.
6986 * config/pa/t-pa: Removed multilibs.
6987 * config/sparc/t-sol2: Ditto.
6990 * gthr-single.h: New file.
6991 * gthr-posix.h: New file.
6992 * gthr-solaris.h: New file.
6993 * gthr-dce.h: New file.
6994 * libgcc-thr.h: Removed.
6995 * objc/thr-dce.c: New file copied from thr-decosf1.c.
6997 * frame.c: Include gthr.h instead of libgcc-thr.h.
6998 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
6999 (eh_context_initialize): If __gthread_once fails, use static eh
7001 (eh_context_free): Call __gthread_key_dtor.
7003 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
7005 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
7007 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
7009 * cse.c (max_insn_uid): New variable.
7010 (cse_around_loop): Use max_insn_uid.
7011 (cse_main): Set max_insn_uid.
7013 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
7014 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
7015 -mlong64, and -mgp{32,64} options.
7016 * mips.c (mips_abi): Change type to int.
7017 * mips.h (enum mips_abi_type): Delete.
7018 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
7019 (mips_abi): Change type to int.
7021 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
7023 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
7024 optimization is now always enabled.
7026 * calls.c (expand_call): Recognize C++ operator new as malloc-like
7029 * alias.c (memrefs_conflict_p): Eliminate tests now done by
7031 (*_dependence): Call canon_rtx before base_alias_check.
7032 (init_alias_once): New function to precompute set of registers which
7033 can hold Pmode function arguments.
7035 * rtl.h: Declare init_alias_once.
7037 * toplev.c (compile_file): Call init_alias_once.
7039 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
7041 * tree.c (restore_tree_status): Do not dereference a null pointer.
7043 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
7045 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
7046 RLIMIT_STACK. This maintains consistency with the recent, similar
7047 patch to cccp.c and toplev.c.
7049 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
7051 * genattrtab.c (expand_units): For large nr opclasses, expand
7052 function_units_used with ORX to prevent blowups. Tag with FFS.
7053 (num_unit_opclasses): New variable.
7054 (gen_unit): Update it.
7055 (enum operator): Add ORX_OP.
7056 (operate_exp): Treat ORX as or, except don't expand across an if.
7057 Reuse number rtx's after operating on them.
7058 (check_attr_value): Accept IOR, AND, & FFS.
7059 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
7060 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
7061 (write_expr_attr_cache, write_toplevel_expr): New functions.
7062 (write_attr_get): Handle FFS-tagged expressions.
7063 (make_canonical): Don't expand const attributes.
7064 (convert_const_symbol_ref): Dike out.
7065 (evaluate_eq_attr): Handle SYMBOL_REF.
7066 (main): Don't emit get_attr_foo for const attributes.
7068 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
7069 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
7070 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
7071 * alpha.md: Redo all of the scheduling, adding EV6 support, and
7072 combining function units where possible.
7073 (attr "type"): Split loads, stores, cmov into int/fp. Combine
7074 multiplies and divides. Add EV6 sqrt, ftoi, itof.
7075 (attr "opsize"): New attribute.
7076 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
7077 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
7078 to control register allocation.
7079 (movsi2-1, movdi2-1): Likewise.
7081 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
7083 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
7084 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
7085 Move OSF/1 specific defines out.
7086 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
7087 Move Linux specific defines out.
7088 (LINK_SPEC): Genericize.
7089 (ASM_FILE_START): Emit .arch if using more than the base insn set.
7090 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
7091 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
7092 (HANDLE_SYSV_PRAGMA): Define.
7093 * alpha/osf.h: New file.
7094 * alpha/linux.h: Split. Retain file-format independant defines.
7095 Import Linux bits from elf.h.
7096 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
7097 (FUNCTION_PROFILER): _mcount takes its address in $28.
7098 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
7099 * alpha/linux-ecoff.h: New file.
7100 * alpha/linux-elf.h: New file.
7101 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
7102 * alpha/win-nt.h (TARGET_DEFAULT): Define.
7103 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
7104 Add new headers as appropriate.
7106 * configure.in (alpha*): Enable Haifa by default.
7107 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
7108 * configure: Rebuild.
7110 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
7112 * Makefile.in (clean): Remove the stages with their objects here ...
7113 (distclean): ... instead of here.
7115 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7117 * cse.c (rtx_cost): Add default case in enumeration switch.
7118 * fix-header.c (recognized_macro): Likewise.
7119 (recognized_extern): Likewise.
7120 (write_rbrac): Likewise.
7121 * objc/objc-act.c (encode_aggregate): Likewise.
7122 (gen_declarator): Likewise.
7123 (gen_declspecs): Likewise.
7125 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
7127 * haifa-sched.c (create_reg_dead_note): Detect and handle another
7128 case where we kill more regs after sched than were killed before
7130 * sched.c (create_reg_dead_note): Similarly.
7132 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
7134 * c-pragma.c: Include flags.h.
7136 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
7138 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
7139 about system headers.
7140 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
7141 and also to resolve symbols in prefix.c.
7143 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
7144 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
7145 when the definitions in auto-config.h is not visible.
7146 (HAVE_BZERO): Likewise.
7147 (HAVE_BCMP): Likewise.
7148 (HAVE_RINDEX): Likewise.
7149 (HAVE_INDEX): Likewise.
7151 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
7153 * pa.c (emit_move_sequence): Handle a function label source
7156 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
7158 * c-pragma.c (handle_pragma_token): Generate warning messages
7159 about unknown pragmas if warn_unknown_pragmas is set.
7161 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
7162 line option to set variable: warn_unknown_pragmas.
7164 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
7166 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
7168 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
7170 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
7172 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
7173 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
7174 generate more fine grained floating point emulation libraries.
7175 * config/fp-bit.c: Add protecting #ifdef to all functions so
7176 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
7177 then compile all suitable functions.
7178 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
7179 underscores to avoid namespace pollution.
7180 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
7182 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7186 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7187 Jeff Law <law@cygnus.com>
7189 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
7191 * c-decl.c (finish_decl): Use parentheses around && within ||.
7192 * rtl.c: Include stdlib.h.
7193 (read_skip_spaces): Add parentheses around assignments used as
7195 (read_rtx): Initialize list_rtx.
7196 * cppexp.c (parse_number): Use || when operands are truth values.
7197 * alias.c (find_base_value): Add default case.
7198 (memrefs_conflict): Likewise.
7199 * combine.c (sets_function_arg_p): Likewise.
7200 * genemit.c (gen_exp): Likewise.
7201 * local-alloc.c (contains_replace_regs): Likewise.
7202 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
7203 * fold-const.c (fold_convert): Use "&&" for truth values.
7204 (fold): Add default case.
7205 * sdbout.c (sdbout_field_types): Fix typo in declaration.
7206 (sdbout_one_type): Add default case.
7207 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
7208 (some_operand): Add default case.
7209 (input_operand): Likewise.
7210 (signed_comparison_operator): Likewise.
7211 (divmod_operator): Likewise.
7212 (alpha_set_memflags_1): Likewise.
7213 * reload1.c (reload_cse_simplify_operands): Ensure function
7214 always returns a value.
7215 * scan-decls.c (scan_decls): Likewise.
7216 * c-lex.c (skip_white_space): Fix typo in declaraion.
7217 * c-typeck.c (comp_target_types): Add parentheses around assignment
7218 used as truth value.
7219 (print_spelling): Likewise.
7220 (constructor_implicit, constructor_result): Remove unused variables.
7221 * collect2.c (scan_library): Protect prototype with
7222 #ifdef SCAN_LIBRARIES.
7223 * emit-rtl.c (find_line_note): Fix typo in declaration.
7224 * final.c (asm_insn_count): Protect prototype with
7225 #ifdef HAVE_ATTR_length.
7226 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
7227 (try_pre_increment_1, try_pre_increment): Likewise.
7228 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
7229 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
7230 * gcov-io.h (__store_long, __write_long, __read_long): Fix
7231 unsigned/signed comparisons.
7232 * gcov.c (read_files): Remove unused "first_type" variable.
7233 (scan _for_source_files): Initialize s_ptr.
7234 (function_summary): Eliminate "%lf" formatting, use %ld for
7236 (output_data): Initialize branch_probs and last_line_num.
7237 Eliminate "%lf" formatting, use "%ld" for longs.
7239 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
7241 * mips16.S: New file.
7243 * libgcc2.c (varargs): Handle mips16.
7245 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
7247 * stmt.c (expand_end_case): Likewise.
7248 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
7249 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
7250 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
7252 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7254 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
7255 the build directory.
7256 (libobjc.a): Update dependency list.
7257 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
7259 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
7260 (objc.mostlyclean): Remove runtime-info.h.
7262 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
7264 * tree.c (build_range_type): Allow creation of ranges with no maximum.
7265 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
7266 * dwarf2out.c (add_subscript_info): Likewise.
7267 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
7268 * sdbout.c (plain_type_1): Likewise.
7269 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
7271 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
7274 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7276 * mips.c (fatal): Remove declaration.
7278 1997-12-18 Mark Mitchell <mmitchell@usa.net>
7280 * integrate.c (get_label_from_map): New function.
7281 (expand_inline_function): Use it. Initialize the label_map to
7282 NULL_RTX instead of gen_label_rtx.
7283 (copy_rtx_and_substitute): Use get_label_from_map.
7284 * integrate.h (get_label_from_map): New function.
7285 (set_label_from_map): New macro.
7286 * unroll.c (unroll_loop): Use them.
7287 (copy_loop_body): Ditto.
7289 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
7291 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
7292 (INIT_TARGET_OPTABS): Define.
7293 * mips/ecoff.h: Include gofast.h before mips.h.
7294 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
7295 * mips/elf64.h: Likewise.
7296 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
7298 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
7300 * except.c: Remove register_exception_table{,_p}.
7302 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
7304 * unroll.c (calculate_giv_inc): Handle constant increment found in
7305 a MEM with an appropriate REG_EQUAL note.
7307 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
7309 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
7310 frame pointer in the prologue.
7312 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
7314 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
7315 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
7317 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
7319 * config/m68k/m68k.c (output_function_prologue): Typecast
7320 dwarf2out_cfi_label to (char *).
7321 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
7323 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
7325 * sparc.md (jump): Don't use the annul bit around an empty loop.
7326 Patch from Kevin.Kelly@East.Sun.COM.
7328 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
7330 * jump.c: (jump_optimize): Don't use the return register as a
7331 source1 of a conditional move.
7333 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
7335 * sparc.c (DF_MODES): Or the mask not the bit number.
7336 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
7338 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7340 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
7342 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
7344 * fixincludes (size_t): Add support for Motorola's stdlib.h
7345 which fails to provide a definition for size_t.
7346 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
7347 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
7348 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
7350 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
7351 prevent unresolved externals in libio.
7352 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
7354 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
7356 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
7357 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
7358 (LIB_SPEC): Updated for glibc 2.
7360 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
7362 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
7363 * ginclude/varargs.h: Likewise.
7365 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
7367 * version.c: Bump for snapshot.
7369 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
7371 * frame.h (__register_frame, __register_frame_table,
7372 __deregister_frame): New.
7373 * frame.c (__register_frame, __register_frame_table,
7374 __deregister_frame): New.
7375 * frame.c (__deregister_frame_info): Return void *.
7376 * frame.h (__deregister_frame_info): Ditto.
7377 * collect2.c (__deregister_frame_info): Ditto.
7379 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
7381 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
7383 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
7385 * alpha.c (alpha_cpu_name): New variable.
7386 (alpha_mlat_string): Likewise.
7387 (alpha_memory_latency): Likewise.
7388 (override_options): Handle -mmemory-latency.
7389 (alpha_adjust_cost): Adjust load cost for latency.
7390 * alpha.h (TARGET_OPTIONS): Add meory-latency.
7391 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
7392 TARGET_CIX into account.
7393 (MEMORY_MOVE_COST): Define in terms of memory_latency.
7394 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
7396 * alpha.h (ASM_COMMENT_START): New macro.
7398 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
7400 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
7401 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
7403 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7404 SUBREG_REG if the word count is unchanged.
7405 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
7406 subregs of identical word size for push_reload.
7408 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
7410 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
7411 if all we're doing is dealing with -Wreturn-type.
7413 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
7415 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
7416 Use and 255 instead of zapnot 1, since it schedules better.
7418 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
7420 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
7423 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
7425 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
7426 dependency we delete. Properly update prev for multiple consecutive
7428 (priority): Skip deleted dependence.
7430 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
7432 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
7434 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7436 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
7437 determining when a new basic block starts.
7439 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
7441 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
7442 * pa.md (iorsi3): Add missing args to *_operand calls.
7444 * except.c (call_get_eh_context): Don't mess with sequences.
7445 (emit_eh_context): Include the call in the sequence here.
7447 1997-12-11 Paul Eggert <eggert@twinsun.com>
7449 * collect2.c (write_c_file_glob): Allocate initial frame object
7450 in static storage and pass its address.
7452 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7454 * except.c (call_get_eh_context): Don't take a parm.
7455 Put the call at the top of the function.
7456 (emit_eh_context): Adjust.
7457 (get_eh_context): Replace with former use_eh_context.
7458 (get_eh_context_once, get_saved_pc_ref): Remove.
7459 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
7461 * integrate.c (expand_inline_function): Adjust.
7462 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
7464 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
7466 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
7467 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
7469 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
7471 * fixincludes (strlen,strspn,strcspn return value): Handle different
7473 (hypot): Provide a fake for hypot which is broken on
7474 m88k-motorola-sysv3.
7476 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
7478 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
7479 tree_code_name from pointers to arrays.
7480 * tree.c: Remove standard_tree_code_* variables, no longer used.
7481 * print-tree.c: Remove declaration of tree_code_name.
7483 * cp/lex.c (init_lex): Update for tree_code_* changes.
7484 * objc/objc-act.c (init_objc): Likewise.
7486 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
7489 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
7491 * config.sub: Add support for BeOS target.
7492 * configure.in: Likewise.
7493 * ginclude/stdarg.h: Likewise.
7494 * ginclude/stddef.h: Likewise.
7495 * ginclude/varargs.h: Likewise.
7496 * rs6000/beos.h: New file for BeOS.
7497 * rs6000/t-beos: Likewise.
7498 * rs6000/x-beos: Likewise.
7499 * rs6000/xm-beos.h: Likewise.
7500 * toplev.c (get_run_time): Just return 0 on BeOS.
7502 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
7503 Toon Moene (toon@moene.indiv.nluug.nl)
7505 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
7506 old and broken Sun3 assemblers. Newer versions handle large
7507 offsets correctly as does the GNU assembler.
7509 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7511 * objc/objc-act.c (lang_report_error_function): Disable.
7512 * objc/objc-parse.y: Include "output.h".
7513 (yyerror): Remove redundant decl.
7514 (yyprint): Fix prototype.
7515 (apply_args_register_offset): Remove redundant decl.
7516 (get_file_function_name): Likewise.
7518 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
7520 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
7522 (find_basic_blocks_1): Likewise.
7524 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7526 * except.c (use_eh_context): Don't copy_rtx a REG.
7527 (emit_throw): Lose old unwinder support.
7528 (expand_internal_throw): Likewise.
7529 * libgcc2.c (struct eh_context): Likewise.
7530 (new_eh_context): Likewise.
7531 (__get_eh_info): Lose redundant cast.
7532 (__get_dynamic_handler_chain): Likewise.
7533 (__get_saved_pc): Lose.
7534 Lose all old unwinder support code.
7536 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
7538 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
7540 * integrate.c (expand_inline_function): If the inline fn uses eh
7541 context, make sure that the current fn has one.
7542 * toplev.c (rest_of_compilation): Call emit_eh_context.
7543 * except.c (use_eh_context): New fn.
7544 (get_eh_context_once): New fn.
7545 (call_get_eh_context): New fn.
7546 (emit_eh_context): New fn.
7547 (get_eh_context): Call either get_eh_context_once or
7548 call_get_eh_context, depending on what we have.
7549 (get_dynamic_handler_chain): Call get_eh_context_once.
7550 * except.h: Prototypes for fns above.
7551 * optabs.c (get_eh_context_libfunc): Removed.
7552 (init_optabs): Don't initialize it.
7553 * expr.h (get_eh_context_libfunc): Removed.
7554 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
7555 * config/pa/pa.h (CPP_SPEC): Support for -threads.
7556 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
7557 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
7558 New multilib for -threads.
7559 * config/sparc/t-sol2: Added multilibs for -threads and
7560 made -pthreads alias to it.
7561 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
7562 Added -threads and -pthreads options.
7563 * libgcc-thr.h: New file.
7564 * libgcc2.c: (__get_cpp_eh_context): Removed.
7565 (struct cpp_eh_context): Removed.
7566 (struct eh_context): Replaced cpp_eh_context with generic language
7568 (__get_eh_info): New function.
7569 (__throw): Check eh_context::info.
7571 * libgcc2.c: Include libgcc-thr.h.
7572 (new_eh_context, __get_eh_context,
7573 eh_pthread_initialize, eh_context_initialize, eh_context_static,
7574 eh_context_specific, eh_context_free): New functions.
7575 (get_eh_context, eh_context_key): New variables.
7576 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
7577 get_eh_context to get the context.
7578 (longjmp): Move the declaration inside
7579 #ifdef DONT_USE_BUILTIN_SETJMP.
7580 * frame.c: Include libgcc-thr.h.
7581 (object_mutex): Mutex to protect the object list.
7582 (find_fde, __register_frame, __register_frame_table,
7583 __deregister_frame): Hold the lock while accessing objects.
7584 * except.h (get_eh_context): Declare.
7585 * except.c (current_function_ehc): Define.
7586 (current_function_dhc, current_function_dcc): Removed.
7587 (get_eh_context): New function.
7588 (get_dynamic_handler_chain): Use get_eh_context.
7589 (get_saved_pc_ref): Ditto.
7590 (get_dynamic_cleanup_chain): Removed references to
7591 current_function_dcc.
7592 (save_eh_status, restore_eh_status): Save and restore
7593 current_function_ehc instead.
7594 * optabs.c (get_eh_context_libfunc): New variable.
7595 (init_optabs): Initialize it.
7596 * expr.h: Declare get_eh_context_libfunc.
7597 * function.h (struct function): Replaced dhc and dcc with ehc.
7598 * except.c (get_saved_pc_ref): New functions.
7599 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
7600 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
7602 (end_eh_unwinder): Likewise.
7603 (init_eh): Remove initialization of eh_saved_pc.
7604 * optabs.c (get_saved_pc_libfunc): New variable.
7605 (init_optabs): Initialize it.
7606 * expr.h: Declare get_saved_pc_libfunc.
7607 * except.h (eh_saved_pc_rtx): Deleted.
7608 (get_saved_pc_ref): Declared.
7610 From Scott Snyder <snyder@d0sgif.fnal.gov>:
7611 * libgcc2.c (__get_saved_pc): New.
7612 (__eh_type, __eh_pc): Deleted.
7613 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
7614 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
7617 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
7619 * sparc/sol2.h: Use 64 bit multiply and divide functions in
7620 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
7623 * rtl.h (global_rtl): New variable, replacing separate variables for
7625 (const_int_rtx): Now array of rtx_def, not rtx.
7626 * emit-rtl.c: Update for new rtl data structures.
7627 * genattrtab.c: Define global_rtl.
7629 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
7631 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
7634 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
7636 * crtstuff.c (__do_global_ctors): Fix typo.
7638 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
7640 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7641 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7643 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
7645 * rs6000.h (FUNCTION_ARG_PADDING): Define.
7646 * rs6000.c (function_arg_padding): New function.
7648 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
7650 * m68k.c: Include tree.h only once.
7652 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7654 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
7656 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
7658 * Partially cleaned up prototyping code from HJ.
7659 * tree.h: Add many prototypes.
7660 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
7661 All references changed.
7662 * rtl.h: Protect from multiple inclusions. Add many prototypes.
7664 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
7666 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
7667 string functions like strlen.
7669 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
7671 * configure.in: Check for functions getrlimit and setrlimit.
7672 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7673 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7675 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
7677 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
7679 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
7681 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
7684 * alpha.c (override_options): Don't know about scheduling for EV6.
7685 * alpha.md (ev5 function units): Don't overload as ev6.
7687 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
7688 * alpha.md (define_attr type): Add mvi.
7689 (ev5_e0): Define sceduling parameters for it.
7690 (TARGET_MAX insns): Type is mvi not shift.
7692 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
7694 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
7696 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7698 * cstamp-h, auto-config.h: Delete.
7700 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
7702 * version.c: Bump for snapshot.
7704 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
7706 * cccp.c: Fix typo brought over in merge.
7708 * Merge in changes from gcc-2.8.
7710 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
7712 * m68k.c: Include tree.h for dwarf2out_cfi_label.
7714 * gcc.c (process_command): Do not take address of function fatal when
7715 calling lang_specific_driver.
7717 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
7719 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
7720 doesn't work with it yet, so set it to 0.
7721 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
7723 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7725 * cse.c (cse_insn): Check for invalid entries when taking references.
7727 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7729 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
7730 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
7731 * toplev.c (rest_of_compilation): Pass it. Remove code to
7732 save / clear / restore flag_unroll_{,all_}loops.
7734 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
7736 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
7738 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
7740 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
7742 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
7744 * except.c (get_dynamic_handler_chain): Only make the call once per
7747 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
7749 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7751 * sh.c (final_prescan_insn): Use local label prefix
7752 when emitting .uses pseudo-ops.
7754 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7756 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
7757 * except.c: Lose outer_context_label_stack.
7758 (expand_eh_region_end): Rethrow from outer_context here.
7759 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
7760 (expand_internal_throw): Take no args.
7761 (expand_internal_throw_indirect): Lose.
7762 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
7763 (expand_start_all_catch): Start a rethrow region.
7764 (expand_end_all_catch): End it.
7765 (expand_rethrow): New fn.
7766 * except.h: Reflect above changes.
7767 * flow.c: Revert change of Nov 27.
7769 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
7771 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
7773 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7775 * except.c (expand_fixup_region_end): New fn.
7776 (expand_fixup_region_start): Likewise.
7777 (expand_eh_region_start_tree): Store cleanup into finalization here.
7778 * stmt.c (expand_cleanups): Use them to protect fixups.
7780 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
7782 * mips/mips.md (muldi3_r4000): Broaden the output template
7783 and attribute assignments to handle three operand dmult;
7784 rename to muldi3_internal2.
7785 (muldi3): Call the new muldi3_internal2 for R4000, and
7786 any GENERATE_MULT3 chip.
7788 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
7790 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
7792 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
7794 * unroll.c (find_splittable_givs): Remove last change. Handle givs
7795 with a dest_reg that was created by loop.
7797 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
7799 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
7801 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
7803 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
7805 * configure.in: Fix NCR entries.
7807 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
7809 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
7810 nested exceptions correctly.
7812 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
7813 that was created by loop.
7815 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
7817 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
7819 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
7821 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
7823 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
7824 (print_operand): Use SMALL_DATA_REG for the register involved in
7825 small data relocations.
7826 (print_operand_address): Ditto.
7828 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
7829 -dynamic linker is not used.
7831 * rs6000.md (call insns): For local calls, use @local suffix under
7832 System V. Don't use @plt under Solaris.
7834 * rs6000.c (output_function_profiler): Put label address in r0, and
7835 store LR in 4(sp) for System V/eabi.
7837 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
7838 byte boundary, and maintain stack backchain.
7840 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7842 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7843 fix_truncsfdi2): Change *.
7845 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
7847 * toplev.c (main): Complain about -gdwarfn.
7849 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
7851 * dwarfout.c (output_type): If finalizing, write out nested types
7852 of types we've already written.
7854 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
7856 (patches originally from Geoffrey Keating)
7857 * rs6000.c (function_arg): Excess floating point arguments don't
7858 go into GPR registers after exhausting FP registers under the
7860 (function_arg_partial_nregs): Ditto.
7862 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
7865 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
7867 * integrate.c (output_inline_function): Just unset DECL_INLINE.
7869 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
7871 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
7874 * libgcc2.c (__throw): Initialize HANDLER.
7876 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7878 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7879 fix_truncsfdi2): Change *X to ?*X.
7881 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
7883 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
7885 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
7887 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
7889 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
7891 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
7893 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
7895 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
7896 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
7899 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
7901 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
7902 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
7903 gas and not using the new HP assembler.
7905 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
7907 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
7908 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
7910 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
7912 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
7913 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
7916 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7918 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
7920 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
7922 * except.h: Add outer_context_label_stack.
7923 * except.c: Likewise.
7924 (expand_start_all_catch): Push the outer_context for the try block
7925 onto outer_context_label_stack.
7926 (expand_end_all_catch): Use it and pop it.
7928 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
7930 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
7932 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
7934 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
7936 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
7938 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
7939 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7941 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
7943 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
7944 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
7945 __builtin_delete, and __builtin_vec_delete.
7947 * except.c (output_exception_table): Don't bother with
7950 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
7952 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
7953 is an in/out operand.
7954 (zero extended variants of stwm/stwm patterns): Similarly.
7956 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
7958 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
7960 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
7962 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
7963 (output_call_frame_info): Emit a \n after using it.
7965 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
7967 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
7969 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
7971 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
7972 (ASM_OUTPUT_DWARF_VALUE4): New macro.
7973 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
7975 (output_call_frame_info): Do not output forward label differences
7976 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
7977 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
7979 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7981 * sh.md (attribute "type"): Add nil.
7982 (movsi_ie): y/y alternative is type nil.
7983 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
7985 (movsf_ie+1): Delete.
7987 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
7989 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
7990 large_int, emit two insns instead of one splitable insn.
7991 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
7992 from cfa_temp_value, use cfa_offset. Add assert checking that
7995 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
7997 * cccp.c (deps_output): Properly quote file names for make.
7999 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
8001 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
8003 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
8005 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
8007 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
8009 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
8011 (cse_end_of_basic_block): Similarly.
8013 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
8015 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8016 (SELECT_RTX_SECTION): Define.
8017 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
8019 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
8021 * Makefile.in (compare, compare-lean): Define $stage for each
8023 (gnucompare, gnucompare-lean): Likewise.
8025 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
8027 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
8029 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
8030 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
8032 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
8034 * dwarfout.c (byte_size_attribute): Add local var upper_bound
8035 and add case to handle STRING_TYPE.
8036 * dwarfout.c (output_string_type_die): Fix code to generate
8037 correct string length attribute for fixed length strings.
8038 Still needs support for varying length strings.
8040 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
8042 * toplev.c (get_run_time): Do something sensible for cygwin32.
8044 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
8046 * expr.c (expand_builtin_setjmp): Set
8047 current_function_has_nonlocal_label.
8048 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
8049 call-saved registers across calls.
8051 * alpha.md (exception_receiver): Remove.
8052 (nonlocal_goto_receiver_osf): New
8053 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
8054 (nonlocal_goto_receiver): New, select _osf or _vms.
8056 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
8057 keep them from being propogated to the object file.
8058 (alpha_write_linkage): Likewise.
8059 * alpha.md (call_vms): Likewise.
8060 (call_value_vms): Likewise.
8061 (unnamed osf call insns): Likewise.
8063 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
8064 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8066 * alpha.c (call_operand): Any reg is valid for WinNT.
8067 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
8068 (anon nt calls): Add 'R' alternative.
8069 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
8070 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
8072 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
8074 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
8076 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
8077 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
8078 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
8080 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
8082 * reload1.c (new_spill_reg): Improve fixed or forbidden register
8083 spill error message.
8085 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8087 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
8088 use varargs.h. Wrap header with <>, not "".
8090 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
8092 * integrate.c (save_for_inline_copying): Add return value from
8095 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
8097 * fixincludes: Be a little more restrictive on what we will
8098 substitute to replace definitions of MAXINT for HPUX.
8100 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
8102 * dbxout.c (dbxout_symbol_location): Don't assume that variables
8103 whose address is the stack or argument pointers are indirect
8106 1997-11-13 Paul Eggert <eggert@twinsun.com>
8108 * cccp.c, cpplib.c (compare_defs):
8109 Don't complain about arg name respellings unless pedantic.
8110 * cpplib.c (compare_defs): Accept pfile as new arg.
8111 All callers changed.
8113 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8115 * fold-const.c (fold_truthop): Fix bug in last change.
8117 1997-11-13 Paul Eggert <eggert@twinsun.com>
8119 Fix some confusion with IEEE minus zero.
8121 * real.h (REAL_VALUES_IDENTICAL): New macro.
8123 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
8124 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
8126 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
8127 same tree structure as 0.0.
8129 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
8130 macro instead of doing it by hand.
8132 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
8134 * v850/lib1funcs.asm: Minor whitespace changes.
8135 * v850.c: Fix minor formatting problems in many places.
8136 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
8138 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
8140 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
8141 xplus1 when xplus0 is not a register.
8143 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
8145 * flow.c (find_basic_blocks): During marking phase, if we encounter
8146 an insn with a REG_LABEL note, make the target block live and
8147 create an edge from the insn to the target block. Do not make
8148 edges from all blocks to the target block.
8150 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
8152 * confiugre.in: Tweak NCR entries.
8153 * configure: Rebuilt.
8155 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
8157 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
8158 pick apart floating point values, instead of using CONST_DOUBLE_LOW
8159 and CONST_DOUBLE_HIGH.
8161 * rs6000.md (define_splits for DF constants): Use the appropriate
8162 REAL_VALUE_* interface to pick apart DF floating point constants in
8163 a machine independent fashion.
8165 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8167 * fold-const.c (fold_truthop): When changing a one-bit comparison
8168 against zero into a comparison against mask, do a proper sign
8171 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
8173 * except.c: Do not include "assert.h".
8174 (save_eh_status): Turn asserts into conditional aborts.
8175 (restore_eh_status, scan_region): Likewise.
8176 * dwarfout.c: Do not include "assert.h".
8177 (bit_offset_attribute): Turn asserts into conditional aborts.
8178 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
8179 (output_inlined_structure_type_die): Likewise.
8180 (output_inlined_union_type_die): Likewise
8181 (output_tagged_type_instantiation): Likewise.
8182 (dwarfout_file_scope_decl): Likewise.
8183 * dwarf2out.c: Do not include "assert.h"
8184 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
8185 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
8186 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
8187 (add_bit_size_attribute, scope_die_for): Likewise.
8188 (output_pending_types_for_scope): Likewise.
8189 (get_inlined_enumeration_type_die): Likewise.
8190 (get_inlined_structure_type_die): Likewise.
8191 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
8192 (gen_tagged_type_instantiation_die): Likewise.
8194 * flow.c (find_basic_blocks): Refine further to get a more correct
8195 cfg, especially in the presense of exception handling, computed
8196 gotos, and other non-trivial cases. Call abort if an inaccuracy
8197 is detected in the cfg.
8199 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8201 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
8203 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
8204 (skip_white_space): Use whitespace_cr.
8205 (check_newline): Handle whitespace more consistently.
8207 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
8209 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
8210 * i386/xm-cygwin32.h (POSIX): Define.
8212 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
8214 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
8215 is available elsewhere.
8217 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
8219 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
8220 what the instruction can handle.
8222 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
8224 * stmt.c (expand_decl_cleanup_no_eh): New fn.
8226 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
8228 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
8230 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
8231 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
8233 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
8235 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
8236 swap instruction order.
8238 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
8240 * fixinc.svr4 (__STDC__): Add another case.
8242 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8244 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
8245 addresses in the epilogue delay slot.
8247 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
8249 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
8250 in generated `specs' file.
8252 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
8254 * flags.h (flag_rerun_loop_opt): Declare.
8255 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
8256 * toplev.c (flag_rerum_loop_opt): Delete static.
8258 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8260 Bring over from FSF:
8262 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8264 * va-sh.h (__va_arg_sh1): Define.
8266 SH3E doesn't use any integer registers for subsequent arguments
8267 once a non-float value was passed in the stack.
8268 * sh.c (machine_dependent_reorg): If optimizing, put explicit
8269 alignment in front label for ADDR_DIFF_VEC.
8270 * sh.h (PASS_IN_REG_P): Fix SH3E case.
8271 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
8273 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8275 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
8278 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8280 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
8281 put an use_sfunc_addr before each sfunc.
8282 * sh.md (use_sfunc_addr, dummy_jump): New insns.
8283 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
8285 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8287 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
8289 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
8291 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
8294 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
8296 * alias.c (find_base_value): Only return the known base value for
8299 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
8301 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
8302 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
8304 (prologue_get_pc_and_set_got): New pattern.
8306 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
8308 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
8309 for SUBREG, just fall through.
8311 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
8313 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
8315 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
8317 * fixincludes: Fix "hypot" prototype in NeXT math.h.
8319 * Makefile.in (USE_ALLOCA): Always include alloca.o.
8320 (USE_HOST_ALLOCA): Likewise.
8322 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
8323 and LABEL_REFS fields.
8324 * rtl.h (LABEL_REFS): Update.
8326 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
8328 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
8329 sets i2dest. When calling distribute_notes for i3dest_killed, pass
8330 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
8333 * mips.md (insv, extzv, extv): Add change_address call.
8334 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
8336 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
8338 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
8340 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
8341 save_restore_insns if no FP and GP will be restored.
8343 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
8344 Convert CCmode to word_mode before calling GET_MODE_SIZE.
8346 * acconfig.h (HAVE_INTTYPES_H): Undef.
8347 * configure.in (inttypes.h): Check for conflicts between sys/types.h
8348 and inttypes.h, and verify that intmax_t is defined.
8349 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
8350 * config/mips/x-iris3: Likewise.
8352 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
8354 * alias.c (find_base_value): When copying arguments, return the
8355 tenative value for a hard register.
8357 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
8359 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
8360 (yylex): Record wide strings using target endianness, not host.
8362 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
8364 * mn10200.h (ASM_OUTPUT_BSS): Delete.
8365 (ASM_OUTPUT_ALIGNED_BSS): New macro
8366 * mn10300.h (ASM_OUTPUT_BSS): Delete.
8367 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8368 * v850.h (ASM_OUTPUT_BSS): Delete.
8369 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8371 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8373 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
8375 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
8377 * configure.in (sco5): Use cpio to install header files.
8379 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
8381 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
8383 * configure: Rebuild.
8385 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
8387 * i386/sco5.h: enable -gstabs once again.
8389 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
8391 * arm.c (output_move_double): Allocate 3 entries in otherops array.
8393 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
8395 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
8396 notes for sjlj exceptions too.
8397 (expand_eh_region_end): Similarly for EH_REGION_END notes.
8398 (exception_optimize): Optimize EH regions for sjlj exceptions too.
8399 * final.c (final_scan_insn): Don't output labels for EH REGION
8400 notes if doing sjlj exceptions.
8402 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
8404 * alias.c (init_alias_analysis): Handle -fno-alias-check when
8405 optimizing correctly.
8407 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
8408 or set current_function_calls_setjmp anymore.
8410 * flow.c (find_basic_blocks): If we delete the label for an
8411 exception handler, remove it from the EH label list and remove
8412 the EH_BEGIN/EH_END notes for that EH region.
8414 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
8416 * flow.c (find_basic_blocks): Generate correct flow control
8417 information when exception handling notes are present.
8419 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
8421 * dwarf2out.c (output_call_frame_info): Fix length argument
8422 to ASM_OUTPUT_ASCII.
8423 (output_die, output_pubnames, output_line_info): Likewise.
8425 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
8427 * version.c: Bump for snapshot.
8429 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
8430 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
8431 flag_debug_asm is on.
8432 (output_die, output_pubnames, output_line_info): Likewise.
8434 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
8435 and static_chain_rtx into the potential base values array if
8438 * alias.c (new_reg_base_value): New array of potential base values.
8439 (unique_id): Now file scoped static.
8440 (find_base_value, case REG): Return the value in reg_base_value
8441 array for the REG if it exists. Else, return the value from
8442 new_reg_base_value if copying args and REG is a hard register.
8443 (find_base_value, case PLUS): If either operand of the PLUS is
8444 a REG, try to get its base value. Handle base + index and
8446 (record_set): Use new_reg_base_value instead of reg_base_value.
8447 (init_alias_analysis): Allocate space for new_reg_base_value too.
8448 Rework code to iterate over the insns propagating base value
8449 information until nothing changes.
8451 * global.c (global_alloc): Free the conflict matrix after
8452 reload has finished.
8454 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
8456 * libgcc2.c (L_eh): Define __eh_pc.
8457 Replace __eh_type with generic pointer __eh_info.
8459 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
8461 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
8462 use copy_to_reg if address is not a general_operand.
8464 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8466 * profile.c (output_func_start_profiler): Clear flag_inline_functions
8467 for the duration of the call to rest_of_compilation.
8469 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
8471 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
8473 (sparc*-*-*): Recognize --with-cpu=v9.
8474 * sparc/elf.h: New file.
8475 * sparc/t-elf: New file.
8477 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
8479 * mn10300.c (const_8bit_operand): New function.
8480 (mask_ok_for_mem_btst): New funtion.
8481 * mn10300.md (btst patterns with mem operands): Use new functions
8482 to avoid creating btst instructions with invalid operands.
8484 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
8486 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
8487 are running on PowerPC Linux.
8489 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
8491 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
8492 if not previously defined.
8494 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
8496 * function.c (assign_parms): Correct mode of stack_parm if
8497 entry_parm underwent a mode conversion.
8499 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
8501 * global.c (global_alloc): Use xmalloc instead of alloca for
8502 CONFLICTS, since max_allocno * allocno_row_words alone can be more
8503 than 2.5Mb sometimes.
8505 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
8507 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
8508 DEST for the spill, adjust mode of SRC to compensate.
8510 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
8512 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
8513 since any_memory_operand() allows pseudos during reload.
8514 (reload_inhi, reload_outqi, reload_outhi): Likewise.
8516 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
8518 * m68k.md (btst patterns): Add 5200 support.
8520 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8522 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
8523 optimizations, look inside dividend to determine if the expression
8524 can be simplified by using EXACT_DIV_EXPR.
8526 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
8529 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
8531 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
8533 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
8535 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
8537 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
8540 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
8542 * alpha.md (movqi, movhi): Make sure new insns created during reload
8543 won't need reloading themselves.
8544 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
8546 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
8548 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
8550 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
8552 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
8553 Patch from Klaus Kaempf <kkaempf@progis.de>.
8555 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
8557 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
8558 to an element in a constant string.
8560 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
8562 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
8563 bit PC-relative offset. The exception range table pointer is now in
8565 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
8566 (count_fdes, add_fdes, get_cie): Adjust.
8567 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
8570 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
8572 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
8574 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
8575 like stack_pointer_rtx.
8577 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
8579 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
8580 targets using "$@" to provide support for similar but not identical
8581 targets without having to duplicate code.
8582 (bootstrap4): New goal.
8584 * Makefile.in (compare, compare-lean, compare3): Combined to one
8585 ruleset determining actions to be performed via $@.
8586 (compare4, compare4-lean): New targets.
8587 (gnucompare, gnucompare3): Combined to one ruleset determining
8588 actions to be performed via $@. Also, note which files failed
8589 the comparison test in .bad_compare.
8590 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
8592 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8594 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
8595 if the dividend is a multiple of the divisor.
8597 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
8599 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
8601 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
8604 * alias.c (true_dependence): Fix typo.
8606 * toplev.c (flag_rerun_loop_opt): New variable.
8607 (f_options): Handle -frerun-loop-opt.
8608 (rest_of_compilation): If -frerun-loop-opt, then run the loop
8610 (main): Enable -frerun-loop-opt by default for -O2 or greater.
8612 * loop.c (simplify_giv_expr): Adding two invariants results
8615 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
8617 * expr.c (get_inner_reference): Remove the array bias after
8618 converting the index to Pmode.
8620 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
8622 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
8623 (TARGET_MULT_BUG): Define.
8624 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
8625 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
8627 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
8629 * mn10200.c (indirect_memory_operand): Delete unused function.
8630 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
8631 * mn10200.md (bset, bclr insns): Handle output in a reg too.
8633 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
8635 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
8636 the callee's ldgp, we must do it ourselves, and we use the jsr tag
8637 for more than scheduling.
8639 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
8641 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
8643 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
8645 * mn10300.c (symbolic_operand, legitimize_address): New functions.
8646 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
8647 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
8649 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
8651 * version.c: Bump for snapshot.
8653 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8655 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
8658 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
8660 * toplev.c (flag_exceptions): Default value is 2.
8661 (compile_file): If flag_exceptions still has the value 2, then
8664 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
8665 (rs6000_save_machine_status): Save pic_offset_table_rtx.
8666 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
8668 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
8671 * rs6000.md (*movsi_got_internal_mem): New pattern.
8672 (*movsi_got_internal_mem splitter): New define_split.
8674 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
8676 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
8678 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8680 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
8681 only need to save LR.
8683 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
8685 * mn10300.md (movqi, movhi): Avoid using address registers as
8686 destinations unless absolutely necessary.
8688 * mn10200.c (expand_prologue): Fix typo.
8690 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
8692 * mn10200.md (neghi2): Provide an alternative which works if
8693 the input and output register are the same.
8695 * mn10300.c (print_operand): Handle 'S'.
8696 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
8697 shift amount in last alternative
8699 * mn10300.c (expand_epilogue): Rework to handle register restores
8700 in "ret" and "retf" instructions correctly.
8702 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
8704 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
8705 extzv for memory operands.
8707 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
8708 redundant conditional moves to single operand.
8710 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
8712 * v850.h: Move define of __v850__ from CPP_PREDEFINES
8715 * xm-v850.h: Use __v850 rather than __v850__ to
8718 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
8720 * mips/mips.c (compute_frame_size): Not a leaf function if
8723 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8725 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
8727 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
8729 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
8730 (DEFAULT_ARCH32_P): New macro.
8731 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
8732 (enum cmodel): Declare.
8733 (sparc_cmodel_string,sparc_cmodel): Declare.
8734 (SPARC_DEFAULT_CMODEL): Provide default.
8735 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
8736 (TARGET_FULLANY): Deleted.
8737 (TARGET_CM_MEDMID): New macro.
8738 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
8739 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8740 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
8741 (CPP_SPEC): Rewrite.
8742 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8743 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
8744 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8745 (ASM_SPEC): Add %(asm_arch).
8746 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
8747 Rename asm_default to asm_cpu_default.
8748 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
8749 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
8750 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
8751 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
8752 (MASK_INT64,MASK_LONG64): Delete.
8753 (MASK_ARCH64): Renamed to MASK_64BIT.
8754 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
8755 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
8756 (TARGET_SWITCHES): Always provide 64 bit options.
8757 (ARCH64_SWITCHES): Delete.
8758 (TARGET_OPTIONS): New option -mcmodel=.
8759 (INT_TYPE_SIZE): Always 32.
8760 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
8761 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
8762 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
8763 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
8764 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
8766 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8767 * sparc/linux.h: Likewise.
8768 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
8769 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8770 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
8771 (SPARC_DEFAULT_CMODEL): Define.
8772 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8773 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8774 (LONG_DOUBLE_TYPE_SIZE): Define.
8775 (ASM_SPEC): Add %(asm_arch).
8776 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8777 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8778 (TARGET_CPU_DEFAULT): Add ultrasparc case.
8779 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
8780 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
8781 (SPARC_DEFAULT_CMODEL): Define.
8782 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
8783 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
8784 MASK_LONG64, MASK_MEDANY.
8785 (SPARC_DEFAULT_CMODEL): Define.
8786 (CPP_PREDEFINES): Delete.
8787 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8788 (ASM_SPEC): Add %(asm_arch).
8789 (LONG_DOUBLE_TYPE_SIZE): Define.
8790 (DWARF2_DEBUGGING_INFO): Define.
8791 * sparc/splet.h (CPP_SPEC): Delete.
8792 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8793 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
8794 (BLOCK_PROFILER): Likewise.
8795 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
8796 (sparc_override_options): Handle code model selection.
8797 (sparc_init_expanders): Renamed from sparc64_init_expanders.
8798 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
8799 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
8800 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
8801 (sethi_di_fullany): Delete.
8803 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
8804 Jeff Law <law@cygnus.com>
8805 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8807 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
8808 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
8809 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
8810 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
8811 * alpha/alpha.md (arg_home): Likewise.
8813 * alpha/alpha.c (vmskrunch): Delete
8814 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
8815 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
8816 truncate to 64 characters.
8818 * make-l2.com: Support openVMS/Alpha.
8820 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
8822 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8824 * longlong.h (count_leading_zeros): Add missing casts to USItype.
8826 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
8828 * i386/bsd386.h (ASM_COMMENT_START): Define.
8830 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
8832 * tree.c (restore_tree_status): Also free up temporary storage
8833 when we finish a toplevel function.
8834 (dump_tree_statistics): Print stats for backend obstacks.
8836 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
8838 * expr.c (use_group_regs): Don't call use_reg for MEMs.
8840 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
8842 * libgcc2.c (__throw): Don't copy the return address.
8843 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
8845 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
8846 * toplev.c (main): Initialize exceptions_via_longjmp.
8848 * tree.c: Add extra_inline_obstacks.
8849 (save_tree_status): Use it.
8850 (restore_tree_status): If this is a toplevel inline obstack and we
8851 didn't want to save anything on it, recycle it.
8852 (print_inline_obstack_statistics): New fn.
8853 * function.c (pop_function_context_from): Pass context to
8854 restore_tree_status.
8855 * obstack.h (obstack_empty_p): New macro.
8857 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
8859 * i386/freebsd.h (ASM_COMMENT_START): Fix.
8861 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
8863 * v850.c (ep_memory_offset): New function.
8864 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
8866 * v850.h (CONST_OK_FOR_*): Add and correct comments.
8867 (CONSTANT_ADDRESS_P): Add comment.
8868 (EXTRA_CONSTRAINT): Define 'U'.
8869 * v850.md: Add comments on bit field instructions.
8870 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
8871 (lshrsi3): Use N not J constraint.
8873 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
8875 * v850.c (reg_or_0_operand): Call register_operand.
8876 (reg_or_int5_operand): Likewise.
8877 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
8878 (TARGET_SWITCHES): Add "big-switch".
8879 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
8880 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
8881 (CASE_DROPS_THROUGH): Comment out.
8882 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
8883 * v850.md (cmpsi): Delete compare mode.
8884 (casesi): New pattern.
8886 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
8887 * v850.md (ashlsi3): Use SImode not QImode for shift count.
8888 (lshrsi3): Likewise.
8890 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
8891 unreachable switch statement after 'b' support. Remove "b" from
8892 strings for 'b' support.
8893 * v850.md (branch_normal, branch_invert): Change %b to b%b.
8895 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
8897 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
8898 empty line if @inhibit_libc@ is empty.
8900 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
8902 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
8903 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
8904 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8905 (DWARF2_UNWIND_INFO): Let this track object file format.
8906 (EXTRA_SECTIONS): Add in_eh.
8907 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
8908 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8910 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8912 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
8913 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
8915 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
8916 (output_double_int): Output DI mode values correctly when
8917 HOST_BITS_PER_WIDE_INT is 64.
8918 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
8919 fmovd so it works if a quad float ends up in one of the upper 32
8921 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
8922 necessary for PIC support on sparc64.
8924 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
8926 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
8927 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
8928 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
8929 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
8930 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
8931 (SPARC_FP_ARG_FIRST): New macro.
8932 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
8933 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
8934 (NPARM_REGS): There are 32 fp argument registers now.
8935 (FUNCTION_ARG_REGNO_P): Likewise.
8936 (FIRST_PARM_OFFSET): Update to new v9 abi.
8937 (REG_PARM_STACK_SPACE): Define for arch64.
8938 (enum sparc_arg_class): Delete.
8939 (sparc_arg_count,sparc_n_named_args): Delete.
8940 (struct sparc_args): Redefine and use for arch32 as well as arch64.
8941 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
8942 (FUNCTION_ARG_ADVANCE): Rewrite.
8943 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
8944 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
8945 (FUNCTION_ARG_CALLEE_COPIES): Delete.
8946 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
8947 (STRICT_ARGUMENT_NAMING): Define.
8948 (doublemove_string): Declare.
8949 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
8950 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
8951 (doublemove_string): New function.
8952 (output_move_quad): Clean up some of the arch64 support.
8953 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
8954 Don't add 8 bytes of reserved space if arch64.
8955 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
8956 (init_cumulative_args): New function.
8957 (function_arg_slotno): New static function.
8958 (function_arg,function_arg_partial_nregs): New functions.
8959 (function_arg_{pass_by_reference,advance}): New functions.
8960 (function_arg_padding): New function.
8961 * ginclude/va-sparc.h: Rewrite v9 support.
8963 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8965 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
8966 for hard regs to determine base and index registers.
8968 * reload.c (debug_reload_to_stream): New function. Specify stream
8969 into which to write debug info.
8970 (debug_reload): Modify to call debug_reload_to_stream with stderr.
8972 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
8974 * combine.c (can_combine_p): Don't combine with an asm whose
8975 output is a hard register.
8977 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
8979 * c-decl.c (start_struct): Ensure that structs with forward
8980 declarations are in fact packed when -fpack-struct is given.
8982 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
8983 we are packing a structure. This allows a structure with only
8984 bytes to be aligned on a byte boundary and have no padding on a
8987 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8989 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
8991 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
8993 * alpha.c (alpha_return_addr_rtx): New variable.
8994 (alpha_save_machine_status): New; save it.
8995 (alpha_restore_machine_status): New; restore it.
8996 (alpha_init_expanders): New; clear it.
8997 (alpha_return_addr): New; set it.
8998 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
8999 is overly conservative, so search the insns explicitly.
9000 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
9001 (alpha_sa_size [VMS && !VMS]): Likewise.
9002 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
9003 (INIT_EXPANDERS): New definition.
9005 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
9006 (output_prolog [!VMS]): Use them.
9008 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
9009 (alpha_does_function_need_gp): ... a new function. Refine the
9010 CALL_INSN test to just TYPE_JSR.
9011 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
9013 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
9015 * version.c: Bump for snapshot.
9017 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9019 * pa.c (move_operand): Respect -mdisable-indexing.
9020 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
9022 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
9024 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
9026 (umulsidi3,umulsi3_highpart): Ditto.
9027 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
9029 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
9031 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
9032 (alpha_handle_trap_shadows): ... a new function. Handle the entire
9033 function in one go. Emit RTL for trapb, instead of printf directly.
9034 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
9035 (trap_pending): Kill global variable.
9036 (output_epilog): Don't call final_prescan_insn.
9037 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
9038 * alpha.h (FINAL_PRESCAN_INSN): Remove.
9039 (MACHINE_DEPENENT_REORG): Define.
9040 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
9043 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
9045 Tune Haifa scheduler for Alpha:
9046 * alpha.h (ISSUE_RATE): Define.
9047 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
9048 EV4 adjustments to EV5.
9049 * alpha.md: Remove all scaling from function unit delays. Rework
9050 EV5 function units to match the CPU.
9051 (umuldi3_highpart): EV5 added the IMULH insn class.
9053 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
9055 * pa.c (following_call): Fail if the CALL_INSN is an indirect
9058 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
9060 * cplus-dem.c (demangle_signature): Don't look for return types on
9061 constructors. Handle member template constructors.
9063 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
9065 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
9066 * tree.h: Declare them.
9068 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
9070 * configure.in: Handle --with-newlib.
9071 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
9073 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
9075 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
9077 * config/ptx4.h: Fix typo.
9079 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
9081 * version.c: Bump for snapshot.
9083 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
9085 * aclocal.m4: Substitute INSTALL.
9086 * configure: Re-built.
9088 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
9090 * integrate.c (save_for_inline_copying): Avoid undefined pointer
9092 (expand_inline_function): Likewise.
9094 * dwarf2out.c (output_call_frame_info): Reinstate last change
9095 using flag_debug_asm check instead of flag_verbose_asm.
9097 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
9099 * dwarf2out.c (output_call_frame_info): Remove last change.
9101 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9103 * frame.c (__frame_state_for): Execute the FDE insns until the
9104 current pc value is strictly bigger than the target pc value.
9106 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
9108 * regclass.c (init_reg_modes): If we can't find a mode for the
9109 register, use the previous one.
9111 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
9113 * haifa-sched.c (print_block_visualization): Call fprintf directly,
9114 don't sprintf through an alloca'ed buffer.
9116 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
9118 * reload.c (decompose): Always initialize val.base.
9120 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9122 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
9123 instead of aborting.
9124 * dwarf2out.c (output_call_frame_info): Call app_enable and
9125 app_disable to let GNU as accept the generated comments.
9127 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
9129 * tree.h (get_file_function_name): Add declaration.
9130 * dwarf2out.c (output_call_frame_info): No need to cast
9131 get_file_function_name call anymore.
9132 * profile.c (toplevel): Remove get_file_function_name
9134 * c-lang.c (finish_file): Ditto.
9136 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
9138 * Makefile.in (program_transform_name): Let autoconf substitute
9141 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
9143 * haifa-sched.c (schedule_block): If the first real insn in a
9144 block has any special notes attached to it, remove them.
9146 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
9148 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
9150 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9152 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
9154 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
9156 * Makefile.in (check-g77): New test target.
9157 (CHECK-TARGETS): Add check-g77.
9159 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9161 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
9163 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
9165 * flow.c (print_rtl_with_bb): Cast alloca return value for
9168 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
9170 * i386.h (RETURN_ADDR_RTX): New definition that works for
9171 __builtin_return_address(0) and -fomit-frame-pointer.
9173 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
9175 Bring over from FSF.
9176 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
9178 * mips.c (function_arg): Handle passing a struct
9179 containing a double in a DFmode register without the PARALLEL.
9181 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
9183 * pexecute.c: Use spawn if __CYGWIN32__.
9185 * pexecute.c: Include "config.h" first, as per autoconf manual
9186 (from Paul Eggert <eggert@twinsun.com>).
9188 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9190 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
9191 optimisation for f/expr.o and f/stb.o.
9193 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
9195 * cse.c (this_insn_cc0_mode): Initialize.
9197 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
9199 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
9201 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
9203 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
9205 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
9206 that pair will dual-issue on the 21164 and plus+beq won't.
9207 (bne): Likewise for cmpeq+beq.
9209 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
9211 * except.c (find_exception_handler_labels): Correct argument to free.
9213 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
9215 * except.c (find_exception_handler_labels): Free LABELS when we're
9218 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
9220 * version.c: Bump for snapshot.
9222 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9224 * flow.c (find_basic_blocks): Mark calls as potentially jumping
9227 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
9229 * configure.in: Substitute for "install" too.
9230 * configure: Rebuilt.
9232 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
9234 * Makefile.in (bootstrap-lean, compare-lean): New targets.
9236 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
9238 * alias.c (base_alias_check): Two symbols can conflict if they
9239 are accessed via AND.
9240 (memrefs_conflict_p): Likewise.
9242 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
9243 after flushing argument registers to the stack.
9245 * Makefile.in (mostlyclean): Remove .regmove files.
9247 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9249 * libgcc2.c (__throw): Fix thinko.
9251 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
9253 * cplus-dem.c (demangle_template): Add new parameter. Handle new
9254 template-function mangling.
9255 (consume_count_with_underscores): New function.
9256 (demangle_signature): Handle new name-mangling scheme.
9258 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9260 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
9263 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
9265 * frame.c: Remove last change.
9266 * dwarf2.h: Remove last change.
9267 * tree.h: Add declarations of DWARF2 unwind info support
9270 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9272 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
9273 * tree.h (built_in_function): Likewise.
9274 * expr.c (expand_builtin): Likewise.
9275 * except.h: Likewise.
9276 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
9277 * libgcc2.c (copy_reg): New fn.
9280 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
9282 * c-typeck.c (build_binary_op): Warn about comparing signed vs
9283 unsigned if -W is specified and -Wno-sign-compare is not.
9284 * c-decl.c (warn_sign_compare): Initialize to -1.
9285 (c_decode_option): -Wall no longer implies -Wsign-compare.
9287 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9289 * frame.c: Include gansidecl.h for PROTO.
9290 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
9291 defined. Don't declare dwarf2out_cfi_label here.
9292 * dwarf2.h: Add declarations of DWARF2 unwind info support
9294 * m68k.c: Include dwarf2.h.
9295 (output_function_prologue): Add dwarf2 support.
9296 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
9297 (INCOMING_FRAME_SP_OFFSET): Likewise.
9299 * integrate.c (expand_inline_function): Make sure there is at
9300 least one insn that can be used as an insertion point.
9302 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9304 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
9306 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
9308 * version.c: Bump for snapshot.
9310 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
9312 Bring over from FSF.
9314 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
9316 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
9317 (get_pc_via_rdpc): Renamed from get_pc_sp64.
9318 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
9320 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
9322 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
9323 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
9325 (sparc_align_{loops,jumps,funcs}_string): Declare.
9326 (sparc_align_{loops,jumps,funcs}): Declare.
9327 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
9328 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
9329 (STACK_BIAS): Define.
9330 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
9332 (SPARC_SETHI_P): New macro.
9333 (CONST_OK_FOR_LETTER_P): Use it.
9334 (ASM_OUTPUT_ALIGN_CODE): Define.
9335 (ASM_OUTPUT_LOOP_ALIGN): Define.
9336 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
9337 (sparc_align_{loops,jumps,funcs}): New globals.
9338 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
9340 (move_operand): Use SPARC_SETHI_P.
9341 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
9343 (arith11_double_operand): Likewise.
9344 (arith10_double_operand): Likewise.
9345 (finalize_pic): Finish sparc64 support.
9346 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
9347 64 bit constants if able.
9348 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
9349 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
9351 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
9352 (get_pc_sp32): Use for sparc64 as well.
9353 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
9354 (sethi_di_sp64_const): Likewise.
9355 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
9356 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
9357 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
9359 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
9361 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
9362 * sparc/linux.h (COMMENT_BEGIN): Likewise.
9363 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
9365 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
9367 Add sparc64 linux support.
9368 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
9369 to xm_file list on 32-bit sparc-linux.
9370 * sparc/xm-sp64.h: New file.
9371 * sparc/linux64.h: New file.
9372 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
9373 Don't include xm-sparc.h.
9374 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
9375 * glimits.h (LONG_MAX): Handle sparc64.
9377 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
9379 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
9380 * sparc.h (ASM_COMMENT_START): Define.
9381 * sparc.c (output_function_prologue): Use it.
9382 (sparc_flat_output_function_{epi,pro}logue): Likewise.
9384 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
9386 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
9387 use sparc.h's copies.
9388 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
9391 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9393 * sparc.c (dwarf2out_cfi_label): Add declaration.
9394 (save_regs, output_function_prologue): Remove cast for it.
9395 (sparc_flat_{save_restore,output_function_prologue): Likewise.
9396 ({save,restore}_regs): No longer inline.
9398 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9400 * fold-const.c (make_range): Correctly handle cases of converting
9401 from unsigned to signed type.
9403 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9405 * fold-const.c (merge_ranges): Make sure that if one range is subset
9406 of another, it will always be the second range. Correct (+,-) case to
9409 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
9411 * final.c (final_end_function): Also do dwarf2 thing if
9412 DWARF2_DEBUGGING_INFO.
9413 (final_start_function): Likewise.
9415 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
9417 * expmed.c (expand_divmod): If compute_mode is not the same as
9418 mode, handle the case where convert_modes() causes op1 to no
9419 longer be a CONST_INT.
9421 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
9422 note holding get_jump_flags() calculation to all JUMP_INSNs.
9423 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
9424 * rtl.c (reg_note_name): Add new note types.
9426 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
9428 * rtlanal.c (computed_jump_p): Fix typo in last change.
9430 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9432 * loop.c (indirect_jump_in_function_p): Return 0
9435 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
9437 * rs6000/xm-rs6000.h: Fix thinko in last change.
9438 * rs6000/xm-sysv4.h: Likewise.
9440 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
9442 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
9444 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
9446 * reg-stack.c (find_blocks): Fix thinko in last change.
9448 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9450 * m68k.c (output_function_prologue): Add dwarf2 support.
9452 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
9453 INCOMING_FRAME_SP_OFFSET): New definitions.
9455 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
9457 * combine.c (try_combine): Use NULL_RTX instead of '0' where
9458 appropriate in calls to gen_rtx().
9459 * cse.c (cse_main): Likewise.
9460 * emit-rtl.c (gen_label_rtx): Likewise.
9461 * expr.c (init_expr_once): Likewise.
9462 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
9463 sched_analyze, init_rgn_data_dependences,
9464 compute_block_backward_dependences): Likewise.
9465 * sched.c (schedule_insns): Likewise.
9466 * varasm.c (immed_double_const): Likewise.
9468 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
9469 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
9471 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
9473 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
9474 (MULTILIB_DEFAULTS): Define.
9475 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
9476 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
9477 (LIBGCC_SPEC): Likewise.
9478 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
9479 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
9480 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
9481 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
9482 (EXTRA_PARTS, TAROUTOPTS): Delete.
9483 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
9484 (MULTILIB_OPTIONS): Define.
9485 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
9486 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
9488 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
9490 * version.c: Bump for snapshot.
9492 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
9494 * loop.c (loop_number): Delete function. Change all references
9495 to use uid_loop_num array.
9496 * loop.h (loop_number): Delete declaration.
9497 * unroll.c (unroll_loop): Change "loop_number" references to
9498 use uid_loop_num instead.
9500 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
9502 (loop_unroll_iter): Remove unused variable and all references.
9503 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
9504 (insert_bct): Fix minor formatting problems.
9505 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
9506 (loop_unroll_iter): Removed unused decl.
9507 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
9508 Always record the unrolling factor.
9510 * cse.c (simplify_relational_operation): Set h0u just like h0s.
9511 Similarly for h1u and h1s.
9513 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
9514 (find_basic_blocks): Use computed_jump_p to determine if a
9515 particular JUMP_INSN is a computed jump.
9516 * reg-stack.c (find_blocks): Use computed_jump_p to determine
9517 if a particular JUMP_INSN is a computed jump.
9518 * rtlanal.c (jmp_uses_reg_or_mem): New function.
9519 (computed_jump_p): Likewise.
9520 * rtl.h (computed_jump_p): Declare.
9521 * genattrtab.c (pc_rtx): Define and initialize.
9522 * loop.c (loop_optimize): Always determine if the current
9523 function has a computed jump.
9524 (indirect_jump_in_function_p): Use computed_jump_p to determine
9525 if a particular JUMP_INSN is a computed jump.
9527 * loop.c (fix_bct_param): Delete unused function.
9528 (check_bct_param): Likewise.
9530 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9532 * frame.c (__deregister_frame): Check properly for initialized object.
9534 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9536 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
9538 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9540 * jump.c (thread_jumps): check can_reverse_comparison_p before
9541 threading a reversed-condition jump.
9543 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
9544 * haifa-sched.c (update_flow_info): Likewise.
9546 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
9548 * Makefile.in (BOOT_CFLAGS): Use -O2.
9550 * configure.in (strtoul, bsearch): Have autoconf check for these
9552 * configure, config.in: Rebuilt.
9554 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
9555 * mips/mips.h (alloca): Likewise.
9556 * rs6000/xm-rs6000.h (alloca): Likewise.
9557 * rs6000/xm-sysv4.h: Likewise.
9559 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
9561 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
9562 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
9563 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
9565 * except.c (end_eh_unwinder): Subtract 1 from return address.
9566 * libgcc2.c (__throw): Likewise.
9567 (find_exception_handler): Don't change PC here. Compare end with >.
9569 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
9571 * v850.c (compute_register_save_size): Correct register
9573 * v850.md (save_interrupt, return_interrupt): Correct
9575 * v850/lib1funcs.asm (save_interrupt): Correct register number.
9576 (return_interrupt): Use stack pointer, not element pointer.
9578 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
9580 * configure.in, configure: Make sure to create the stage* and include
9581 symbolic links in each subdirectory.
9583 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
9585 * pa.md (reload_peepholes): Don't allow addresses with side
9586 effects for the memory operand.
9588 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9590 * libgcc2.c (find_exception_handler): Subtract one from our PC when
9591 looking for a handler, to avoid hitting the beginning of the next
9594 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
9596 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
9598 * mips/abi64.h (LONG_MAX_SPEC): Define.
9599 * mips.h (LONG_MAX_SPEC): Define.
9600 (CPP_SPEC): Include long_max_spec.
9601 (EXTRA_SPECS): Include long_max_spec.
9603 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
9605 * v850.c (construct_save_jarl): Fix thinko in last change.
9607 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
9609 * version.c: Bump for snapshot.
9611 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9613 * libgcc2.c (find_exception_handler): Not found is -1.
9615 * integrate.c (expand_inline_function): Move expand_start_bindings
9616 after expanding the arguments.
9618 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
9620 * expr.c (expand_expr): Remove previous incorrect change.
9621 If target and slot has no DECL_RTL, then call mark_addressable
9622 again for the slot after we give it RTL.
9624 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
9626 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
9627 again for the slot after we give it RTL.
9629 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
9631 * v850.c (register_is_ok_for_epilogue,
9632 pattern_is_ok_for_epilogue, construct_restore_jr,
9633 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
9635 * v850.h (pattern_is_ok_for_prologue,
9636 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
9639 * v850.md: Replace prologue and epilogue patterns with a
9640 match_parallel pattern.
9642 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
9644 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
9645 * configure.in: Use EGCS_PROG_INSTALL.
9647 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
9649 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
9650 extern inline function.
9652 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
9654 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
9655 (concat_loc_descriptor): New function.
9656 (loc_descriptor): Call it.
9657 (add_AT_location_description): Also elide the descriptor if both
9658 halves of a CONCAT are pseudos.
9659 (add_location_or_const_value_attribute): Recognize CONCAT too.
9661 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
9663 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
9665 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
9666 out-or-range reg_offset.
9667 (output_epilog): Likewise.
9669 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
9671 * cse.c (simplify_relational_operation): If MODE specifies a
9672 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
9673 is derived from the sign bit of the low word.
9675 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9677 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
9679 * dwarf2.h: Add DW_CFA_GNU_args_size.
9680 * frame.c (execute_cfa_insn): Likewise.
9681 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
9682 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
9683 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
9684 insn, hand it off to dwarf2out_stack_adjust.
9685 (dwarf2out_begin_prologue): Initialize args_size.
9686 * frame.h (struct frame_state): Add args_size.
9687 * libgcc2.c (__throw): Use args_size.
9688 * final.c (final_scan_insn): If we push args, hand off all insns
9689 to dwarf2out_frame_debug.
9690 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
9692 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
9693 Handle epilogue restore of SP from FP.
9694 * emit-rtl.c (gen_sequence): Still generate a sequence if the
9695 lone insn has RTX_FRAME_RELATED_P set.
9697 * frame.c (extract_cie_info): Handle "e" augmentation.
9698 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
9699 absence of UNALIGNED_*_ASM_OP.
9700 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
9701 (output_call_frame_info): Use "e" instead of "z" for augmentation.
9702 Don't emit augmentation fields length.
9703 (dwarf2out_do_frame): Move outside of #ifdefs.
9704 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
9707 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
9708 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
9709 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
9710 * sparc/sun4gas.h: New file.
9711 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
9713 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
9714 __register_frame_table and __deregister_frame.
9716 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
9718 * except.c (find_exception_handler_labels): Use xmalloc instead of
9719 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
9722 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
9724 * Makefile.in: Various changes to build info files
9725 in the object tree rather than the source tree.
9727 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
9729 * fixinc.math: New file to fix math.h on some systems.
9730 * configure.in (freebsd, netbsd): Use fixinc.math on these
9732 * configure: Rebuilt.
9734 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
9736 * regmove.c (regmove_optimize): If we end up moving the
9737 original insn due to lifetime overlaps, make sure to move
9740 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
9742 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
9744 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
9746 * haifa-sched.c (add_branch_dependences): Make each insn in
9747 a SCHED_GROUP_P block explicitly depend on the previous insn.
9749 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9751 * except.h: Prototype dwarf2 hooks.
9754 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
9756 * configure.in (native_prefix): Delete.
9757 (mips-dec-netbsd): Don't set prefix.
9758 (*linux*): Don't set prefix.
9760 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
9762 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
9763 defined. If not defined, include <sys/varargs.h> if
9764 HAVE_SYS_VARARGS_H is defined.
9765 * configure.in: Test for varargs.h and sys/varargs.h.
9766 * configure: Regenerate with autoconf.
9767 * config.in: Regenerate with autoheader.
9769 * cpplib.c (quote_string): Cast first arg of sprintf call
9770 from "unsigned char *" to "char *".
9771 (output_line_command): Ditto.
9772 (macroexpand): Ditto.
9773 (do_line): Cast atoi arg from "unsigned char *" to "char *".
9775 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
9777 * version.c: Bump for snapshot.
9779 * Makefile.in (compare): Exit with nonzero status if there
9780 are comparison failures. Note which files failed the
9781 comparison test in .bad_compare.
9783 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9785 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
9787 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
9789 * Makefile.in (LN, LN_S): New macros, use where appropriate.
9790 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
9791 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
9792 * configure: Regenerated.
9794 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
9796 * loop.c (strength_reduce): Fix typo.
9798 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
9800 * m88k/m88k.c (struct option): Rename to struct options.
9801 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
9802 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
9803 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
9804 __DOLPHIN__ or sysV88.
9806 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
9808 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
9811 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
9813 * config.sub: Accept 'amigados' for backward compatability.
9815 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9817 * Makefile.in (testsuite/site.exp): New target.
9818 (check-gcc, check-g++): Depend on testsuite/site.exp.
9819 Don't stop for failure.
9821 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
9823 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
9824 if DWARF2_UNWIND_INFO.
9826 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
9828 Add support for exception handling using DWARF 2 frame unwind info.
9829 Currently works on SPARC and MIPS, and almost on x86.
9831 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
9832 next_stack_level, in_reg_window): Helper fns.
9833 (__throw): Implement for DWARF2_UNWIND_INFO.
9835 * expr.c (expand_builtin): Handle builtins used by __throw.
9836 * tree.h (enum built_in_function): Add builtins used by __throw.
9837 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
9838 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
9839 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
9840 (expand_builtin_extract_return_addr): Likewise.
9841 (expand_builtin_frob_return_addr): Likewise.
9842 (expand_builtin_set_return_addr_reg): Likewise.
9843 (expand_builtin_eh_stub): Likewise.
9844 (expand_builtin_set_eh_regs): Likewise.
9845 (eh_regs): Choose two call-clobbered registers for passing back values.
9847 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
9848 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
9849 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
9850 (stmp-multilib): Likewise.
9851 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
9853 * except.c: #include "defaults.h".
9854 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
9855 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
9856 (register_exception_table_p): New fn.
9857 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
9858 (end_eh_unwinder): Likewise.
9860 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
9861 call __register_frame and __deregister_frame as needed.
9862 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
9863 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
9864 EH_FRAME_SECTION_ASM_OP.
9865 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
9866 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
9867 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
9869 * dwarf2out.c (output_call_frame_info): If no support for
9870 EXCEPTION_SECTION, mark the start of the frame info with a
9872 * collect2.c (frame_tables): New list.
9873 (is_ctor_dtor): Recognise frame entries.
9874 (scan_prog_file): Likewise.
9875 (main): Pass -fno-exceptions to sub-compile. Also do collection
9876 if there are any frame entries.
9877 (write_c_file_stat): Call __register_frame_table and
9878 __deregister_frame as needed.
9879 (write_c_file_glob): Likewise.
9881 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
9882 Also require unaligned reloc support.
9883 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
9884 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
9885 * sparc/sysv4.h: Not here.
9887 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
9888 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
9889 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
9891 * libgcc2.c (L_eh): Reorganize, moving code shared by different
9892 EH implementations to the top.
9893 (find_exception_handler): Split out. Start from 0. Compare against
9895 (__find_first_exception_table_match): Use it.
9896 * except.c (output_exception_table): Don't do anything if there's
9897 no table. Don't output a first entry of zeroes.
9898 (eh_outer_context): Adjust properly.
9899 (add_eh_table_entry): Use xrealloc.
9900 * toplev.c (compile_file): Just call output_exception_table.
9902 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
9904 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
9906 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
9908 * except.c (eh_outer_context): Do masking using expand_and.
9910 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
9912 Add port done awhile ago for the ARC cpu.
9913 * arc/arc.h: New file.
9914 * arc/arc.c: New file.
9915 * arc/arc.md: New file.
9916 * arc/initfini.c: New file.
9917 * arc/lib1funcs.asm: New file.
9918 * arc/t-arc: New file.
9919 * arc/xm-arc.h: New file.
9920 * ginclude/va-arc.h: New file.
9921 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
9922 * ginclude/varargs.h: Likewise.
9923 * Makefile.in (USER_H): Add va-arc.h.
9924 * configure.in (arc-*-elf*): Recognize.
9925 * longlong.h: Add ARC support.
9927 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
9929 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
9930 when clearing non-BLKmode data.
9932 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
9934 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
9935 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
9937 * xm-m88k.h (USG): Only define if it hasn't already been defined.
9939 * Makefile.in (risky-stage1): Delete gratutious whitespace.
9941 * Makefile.in (clean): Delete libgcc1-test.
9943 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
9945 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
9947 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
9950 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9952 * dwarf2out.c (output_call_frame_info): Call named_section.
9954 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
9956 * haifa-sched.c (print_value): Fix last change.
9958 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
9960 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
9963 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9965 * mips.c (function_prologue): Set up the CFA when ABI_32.
9967 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
9968 for dwarf2 unwind info.
9969 (output_function_prologue, sparc_flat_output_function_prologue): Same.
9971 * final.c (final_end_function): Check dwarf2out_do_frame instead
9972 of DWARF2_DEBUG for dwarf2 unwind info.
9973 (final_scan_insn): Likewise.
9974 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
9977 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
9980 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
9982 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
9984 * v850.h (ASM_SPEC): Pass on target processor.
9985 (CPP_PREDEFINES): Only define if not already specified.
9986 (TARGET_VERSION): Only define if not already specified.
9987 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
9989 (EXTRA_SWITCHES): Extra entries in the switches array.
9990 (TARGET_DEFAULT): Set default target processor.
9992 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
9994 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
9995 cases, add %# and %/, and add : to make them into extended asms.
9997 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
9999 * alias.c (init_alias_analysis): Clean up incompatible pointer
10000 type warning in bzero.
10001 * regmove.c (regmove_optimize): Ditto.
10002 * haifa-sched.c (find_rgns): Ditto.
10004 * haifa-sched.c (print_value): Clean up ptr->int cast
10007 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
10009 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
10010 * install.texi (Configurations): Ditto.
10011 * config.sub: Ditto.
10013 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
10015 * Makefile.in (sdbout.o): Depend on insn-config.h.
10017 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
10019 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
10020 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
10022 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
10024 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
10025 prologue insn, only the first elt is significant.
10026 (output_call_frame_info): For exception handling, always use 4-byte
10027 fields as specified by the dwarf2 spec.
10028 Don't skip trivial FDEs.
10030 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
10032 * version.c: Bump for snapshot.
10034 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
10036 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
10037 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
10040 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
10042 * final.c (shorten_branches): During first pass, assume worst
10043 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
10045 * Makefile.in (distclean): Remove various things left around
10046 by running the testsuite.
10048 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
10050 * configure.in (out_file): Emit definition to config.status in order
10051 to have a defined value for configure.lang.
10052 * configure: Re-built.
10054 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
10056 * configure.in: Make symlink to as-new rather than as.new. Similarly
10058 * configure: Rebuilt.
10060 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
10062 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
10064 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
10066 * sparc/sparc.md: Add ultrasparc scheduling support.
10067 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
10069 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10071 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
10072 as initial value for real_label_map.
10073 (copy_for_inline): Likewise.
10075 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10077 * sched.c (update_flow_info) When looking if to set found_split_dest
10078 or found_orig_dest, look at all parts of a PARALLEL.
10079 * haifa-sched.c (update_flow_info): Likewise.
10081 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
10083 * v850: New directory for v850 port.
10084 * v850/lib1funcs.asm: New file.
10085 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
10086 * ginclude/va-v850.h: New file.
10087 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
10088 * configure.in (mn10200-*-*): New target.
10089 * configure: Rebuilt.
10090 * config.sub: Handle v850-elf.
10091 * Makefile.in (USER_H): Add va-mn10200.h.
10092 * invoke.texi: Document v850 stuff.
10094 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
10096 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
10097 has integer TYPE_{MAX,MIN}_VALUE before using them.
10099 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
10100 __HPUX_ASM__ versions.
10102 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
10104 * install.sh: Delete duplicate install script.
10106 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
10108 * reg-stack.c (subst_stack_regs): Pop the stack register for a
10109 computed goto which sets the same stack register.
10111 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
10112 destination are both on the regstack.
10113 (subst_stack_regs_pat): Put the destination at the top of the regstack.
10115 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
10117 * mips.md (nonlocal_goto_receiver): Define.
10119 * profile.c (output_arc_profiler): Check next_insert_after for non
10120 NULL before deferencing it.
10122 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
10124 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
10126 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
10128 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
10130 * toplev.c (rest_of_compilation): For passes starting with
10131 flow_analysis, use print_rtl_with_bb instead of print_rtl.
10133 * print-rtl.c (print_rtl_single): Print a single rtl value to a
10136 * flow.c (print_rtl_with_bb): Print which insns start and end
10137 basic blocks. For the start of a basic block, also print the live
10140 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
10142 * toplev.c (main): Change #elif to #else/#ifdef
10144 * tlink.c: Include ctype.h.
10145 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
10147 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
10149 * bitmap.c: Conditionally include stdlib.h.
10150 (free): Provide a declaration if NEED_DECLARATION_FREE.
10152 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
10154 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
10156 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
10158 * profile.c (output_arc_profiler): Verify next_insert_after is an
10159 INSN before and after skipping a stack pop.
10161 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10163 * final.c (shorten_branches): Don't count the lengths of deleted
10166 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
10168 * version.c: Bump for snapshot.
10170 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
10172 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
10173 two bitmaps ANDed together.
10174 (bitmap_print): Declare.
10176 * bitmap.c (function_obstack): Don't declare any more.
10177 (bitmap_obstack): Obstack for allocating links from.
10178 (bitmap_obstack_init): New static to say whether to initialize
10180 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
10181 (bitmap_release_memory): Free all memory allocated from
10184 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
10185 EXECUTE_IF_AND_IN_BITMAP.
10187 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
10189 * alias.c (true_dependence): Address with AND can alias scalars.
10190 (anti_dependence, output_dependence): Likewise.
10192 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
10194 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
10196 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
10197 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
10198 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
10199 definitions. Use -qrtems instead of -mrtems.
10201 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
10203 * xm-sco5.h (sys_siglist): Define.
10204 (SYS_SIGLIST_DECLARED): Likewise.
10206 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
10208 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
10210 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
10212 * except.c (eh_outer_context): Expand masking operation using
10215 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
10217 * alpha.md (floatdisf2-1): New pattern.
10219 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
10221 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
10222 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
10223 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
10224 * gcc.texi: Note that if you define sys_siglist that you should
10225 also define SYS_SIGLIST_DECLARED.
10227 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
10228 are relative to the next instruction, not the current instruction.
10230 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
10232 * local-alloc.c (contains_replace_regs): New function.
10233 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
10234 verify that there is no existing REG_EQUIV note, and add a call to
10235 contains_place_regs.
10237 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10239 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
10240 (STARTFILE_SPEC): Always use crtbegin.o%s
10241 (ENDFILE_SPEC): Always use crtend.o%s.
10243 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
10245 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
10247 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
10248 SFmode for 64 bit hosts.
10250 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
10252 * fixincludes: Permits spaces between # and define. Discard C++
10253 comments in sys/pci.h on HP/UX 10.20.
10255 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
10257 * version.c: Bump for snapshot.
10259 * pa.c (restore_unscaled_index_insn_codes): New function.
10260 (record_unscaled_index_insn_codes): Likewise.
10261 (output_function_prologue): Call restore_unscaled_index_insn_codes.
10262 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
10263 (pa_reorg): Call record_unscaled_index_insn_codes.
10265 * haifa-sched.c (move_insn): Handle notes correctly for insns
10266 with SCHED_GROUP_P set.
10268 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10270 * alpha/xm-linux.h (USE_BFD): Undef before define.
10272 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
10274 * cse.c (cse_insn): Don't record BLKmode values.
10276 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
10278 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
10280 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
10282 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
10283 * collect2.c (sys_errlist): Likewise.
10284 * cpplib.c (sys_errlist): Likewise.
10285 * gcc.c (sys_errlist): Likewise.
10286 * protoize (sys_errlist): Likewise.
10287 * configure.in: Check for strerror.
10288 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
10289 * xm-gnu.h (HAVE_STRERROR): Likewise.
10290 * xm-linux.h (HAVE_STRERROR): Likewise.
10291 * xm-netbsd.h (HAVE_STRERROR): Likewise.
10292 * xm-bsd386.h (HAVE_STRERROR): Likewise.
10293 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
10294 * xm-dos.h (HAVE_STRERROR): Likewise.
10295 * xm-mingw32.h (HAVE_STRERROR): Likewise.
10296 * xm-pa.h (HAVE_STRERROR): Likewise.
10297 * xm-papro.h (HAVE_STRERROR): Likewise.
10298 * xm-sysv4.h (HAVE_STRERROR): Likewise.
10299 * configure, config.in: Rebuilt.
10301 * Makefile.in: Add several missing "else true" clauses.
10303 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
10304 * mips-tfile.c: Likewise.
10305 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
10306 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
10307 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
10308 * configure.in: Check for sys_siglist declaration.
10309 * configure, config.in: Rebuilt.
10311 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
10313 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
10314 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
10315 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
10316 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
10317 * rs6000/sysv4.h (extra_subtarget_switches): Added new
10318 macro EXTRA_SUBTARGET_SWITCHES.
10319 * configure.in (sh*-*-rtems*): New target.
10320 * sh/rtems.h: New file.
10321 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
10322 * configure: Rebuilt.
10324 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
10326 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
10328 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
10330 * rs6000.md: Make DF fused-add operations pay attention to
10333 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
10335 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
10337 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
10339 * pa.md (reload_peepholes): Make sure operand is a REG before
10340 examining REGNO. Allow general registers too.
10342 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
10344 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
10346 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
10348 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
10349 to reallocate abbrev_die_table.
10351 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
10353 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
10355 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10357 * Makefile.in (config.status): Depend on version.c
10359 * expr.h (insn_gen_function): Reenable prototype.
10361 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
10364 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
10366 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
10368 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
10370 * version.c: Bump for latest snapshot.
10372 * bc-optab.c: Conditionally include stdlib.h.
10373 (free): Provide a declaration if NEED_DECLARATION_FREE.
10374 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
10375 * rtl.h (free): Remove declaration.
10376 * tree.h (free): Remvoe declaration.
10378 * configure: Rebuilt.
10380 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
10382 * flags.h (flag_move_all_movables): Declare.
10383 (flag_reduce_all_givs): Likewise.
10384 * loop.c (move_movables): Handle flag_move_all_movables.
10385 (strength_reduce): Handle flag_reduce_all_givs.
10386 * toplev.c (flag_move_all_movables): Define.
10387 (flag_reduce_all_givs): Likewise.
10388 (f_options): Add -fmove-all-movables and -freduce-all-givs.
10389 * invoke.texi: Document new options, including alias stuff that
10390 wasn't included last time.
10392 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
10394 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
10395 * t-mn10200: Ditto.
10396 * t-vxsparc: Ditto.
10397 * t-vxworks68: Ditto.
10398 * t-vxworks960: Ditto.
10401 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
10403 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
10404 if not already defined, and USE_C_ALLOCA not defined.
10406 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
10408 * config.guess: Replace with script that uses ../config.guess.
10410 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
10411 if USE_GNULIBC_1 is not defined.
10413 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
10415 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
10416 * config.guess: Recognize alpha-linux-gnulibc1.
10417 * configure.in (alpha-*-linux-gnulibc1): New target.
10418 (alpha-*-linux-gnu*): Don't build crtbegin/end.
10420 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
10422 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
10425 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
10427 * loop.c (combine_movables): Earlier insns don't match later ones.
10429 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10431 * config/linux.h (CC1_SPEC): Define it only if not defined.
10433 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
10436 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
10437 USE_GNULIBC_1 is not defined.
10439 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
10441 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
10442 as 1 if USE_GNULIBC_1 is not defined.
10444 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
10446 * reorg.c (dbr_schedule): Allow current_function_return_rtx
10447 to be something other than a REG.
10448 * function.c (expand_function_end): Fix current_function_return_rtx
10449 if it was a pseudo.
10451 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
10452 * x-netbsd: Likewise
10453 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
10454 (INSTALL_HEADERS): Delete.
10455 * x-dguxbcs: Likewise.
10456 * x-hp3bsd44: Likewise
10459 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10461 * i386.md (pop): pop increments the stack pointer.
10462 (prologue_set_stack_ptr): New pattern.
10463 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
10466 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
10468 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
10469 address where an offsettable address is required.
10471 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
10473 * loop.c (check_final_value): Don't miss a biv increment in a
10476 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
10478 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
10479 TYPE_DECL_IS_STUB instead of DECL_NAME.
10481 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10483 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
10485 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
10487 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
10489 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
10491 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
10492 (find_post_sched_live): Likewise.
10494 * haifa-sched.c (schedule_block): Remove old code to get arguments
10495 from hard regs into pseudos early.
10497 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
10499 * version.c: Bump for new snapshot.
10501 * local-alloc.c (update_equiv_regs): All the target to reject
10502 promotion of some REG_EQUAL to REG_EQUIV notes.
10503 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
10505 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
10508 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
10509 store of the argument registers.
10511 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
10513 * fold-const.c (multiple_of_p): New function.
10514 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
10516 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
10518 * expr.h (insn_gen_function): Temporarily remove prototype.
10520 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
10522 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
10523 filenames. Use sed to extract base filename for install.
10525 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
10527 * unroll.c (find_splittable_givs): Only share if two givs have the
10528 same add and multiply values.
10530 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
10532 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
10533 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
10535 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
10537 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
10538 around branch tables.
10539 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
10540 and .end_brtab directives if TARGET_GAS.
10542 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
10544 * alias.c (true_dependence): Pass x_addr not x to varies.
10546 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
10547 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
10548 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
10550 * config.in, configure: Regenerate.
10552 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
10554 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
10556 (record_set): Handle LO_SUM like PLUS.
10557 (init_alias_analysis): When following chains of base addresses,
10558 do not stop on reaching a hard register.
10560 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
10562 * version.c: Bump for new snapshot.
10564 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
10566 * alpha.h (ARCH_ASM_FILE_START): Define.
10567 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
10568 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
10570 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
10572 * Makefile.in (install-common): Put gcov comment at start of line.
10574 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
10576 * alias.c (init_alias_analysis): When simplifying the reg_base_value
10577 array, simplify entries for hard registers too.
10579 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
10581 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
10584 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
10586 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
10587 block_stack before dereferencing it.
10589 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
10591 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
10593 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10595 * cplus-dem.c: Add 'extern' to prepends_underscore.
10597 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
10599 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
10600 (get_issue_rate): Delete.
10601 * pa.h (ISSUE_RATE): Define.
10603 * configure.in: Turn on haifa by default for the PA.
10604 * configure: Rebuilt.
10605 * pa.c (override_options): Accept -mschedule=7200 option.
10606 (pa_adjust_cost): No longer need to scale costs for newer
10608 * pa.h (enum processor_type): Add PROCESSOR_7200.
10609 * pa.md: Revamp scheduling parameters to work better with
10610 haifa. Add scheduling parameters for the 7200.
10612 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
10614 (schedule_block): When adjusting basic_block_{head,end}, account
10615 for movement of SCHED_GROUP_P insns too.
10617 * haifa-sched.c (debug_dependencies): Fix thinko.
10619 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
10620 (site.exp, check, check-g++, check-gcc): New targets.
10622 * haifa-sched.c: Make lots of variables static.
10624 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10626 * expr.h, real.h: Finish prototyping.
10628 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
10630 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
10631 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
10632 * reload1.c: Undo bugfix from Aug 11.
10634 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
10636 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
10637 quotes around the name.
10638 * configure: Regenerate.
10640 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
10642 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
10644 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
10646 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
10647 to sub-makes to avoid building more passes than the user might have
10648 requested on the command line.
10650 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
10652 * configure.in: Expurgate `broken_install' (install is
10655 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
10658 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
10660 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
10661 functions and declarations.
10662 (analyze_loop_iterations): Use condjump_p.
10663 (insert_bct): Likewise. Use exact_log2.
10665 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
10667 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
10668 (schedule_region): Likewise.
10669 (schedule_insns): Likewise.
10671 * PROJECTS: Update with Haifa stuff.
10673 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
10675 * version.c: Change the version string to look like:
10676 egcs-2.90.00 970814 (gcc2-970802 experimental).
10678 * loop.c (is_conditional_branch): Make definition match declaration.
10680 * gcc.c: Take out experimental snapshot warning message.
10682 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
10684 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
10685 print out the names of the notes. Print out the name of the insn
10686 that is not a note, and not an {,CALL_,JUMP_}INSN.
10688 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10690 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
10691 again for the slot after we give it RTL.
10693 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
10695 * configure.in (haifa configury): Fix typo.
10696 * configure: Regenerate.
10698 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
10700 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
10702 * gcc.info*: Rebuilt.
10704 * COPYING.g77, README.g77: New files.
10705 * real.c (ereal_unto_float, ereal_unto_double): New functions.
10706 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
10707 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
10709 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
10711 * Integrate Haifa instruction scheduler.
10712 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
10713 to sched with $(SCHED_CFLAGS.
10714 * configure.in: Handle --enable-haifa.
10715 * configure: Rebuilt.
10716 * flags.h: Add new flags for haifa instruction scheduler.
10717 * genattrtab.c (expand_units): For haifa, don't subtract one
10718 when computing blockage.
10719 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
10720 (flag_schedule_speculative): Ditto.
10721 (flag_schedule_speculative_load): Ditto.
10722 (flag_schedule_speculative_load_dangerous): Ditto.
10723 (flag_schedule_reverse_before_reload): Ditto.
10724 (flag_schedule_reverse_after_reload): Ditto.
10725 (flag_branch_on_count_reg): Ditto.
10726 (f_options): Add Haifa switches.
10727 (main): Turn off some Haifa options if appropriate macro is
10728 defined. Process Haifa switches.
10729 * unroll.c (iteration_info): No longer static, since Haifa
10731 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
10732 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
10733 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
10734 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
10735 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
10736 storage for the Haifa scheduler.
10737 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
10739 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
10740 are defined, call analyze_loop_iterations and insert_bct to use
10742 (record_giv): Refine test for jumps out of loops if HAIFA is
10744 (analyze_loop_iterations): New function to identify if we can use
10746 (insert_bct): Insert countdown loop.
10747 (instrument_loop_bct): Low level code to insert countdown loop.
10748 (loop_number): Calculate UID of loop.
10749 (indirect_jump_in_function_p): Return true if an indirect jump is
10751 (is_power_of_2): Return true if value is a power of 2.
10752 (is_conditional_branch): Return true if insn is a conditional
10754 (fix_bct_param): Process -fbct-{min,max}-N switches.
10755 (check_bct_param): Return true if loop should be instrumented.
10756 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
10757 (loop_optimize): Initialize.
10758 (get_condition_for_loop): Ditto.
10759 * loop.c (strength_reduce): Inside of code that uses #ifdef
10760 HAVE_decrement_and_branch_on_count code, test it to make sure the
10762 (instrument_loop_bct): Ditto.
10763 * haifa-sched.c: New file.
10766 * Integrate regmove pass.
10767 * Makefile.in (OBJS): Add regmove.o
10768 (regmove.o): Add dependencies.
10769 * flow.c (find_use_as_address): No longer static.
10770 * rtl.h (find_use_as_address): Declare.
10771 * toplev.c (regmove_dump, flag_regmove): Define.
10772 (f_options): Add -fregmove.
10773 (regmove_dump_file, regmove_time): Define.
10774 (fatal_insn): Close the regmove dump file.
10775 (compile_file): Initialize regmove_time; open/close the regmove dump
10776 file as needed. Print regmove time as needed.
10777 (rest_of_compilation): Run regmove pass if requested, dump
10778 RTL after regmove if requested.
10779 (main): If -O2 or more, turn on regmove. Handle dump switches.
10780 * regmove.c: New file.
10782 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
10784 * Integrate tlink patch from jason@cygnus.com
10785 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
10786 (process_command): Increment n_switches for them. Don't discard
10787 their args. Validate them.
10788 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
10790 (process_command): Set include_prefixes from COMPILER_PATH.
10791 (main): Set COLLECT_GCC_OPTIONS sooner.
10792 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
10793 * tlink.c, hash.c, hash.h: New files.
10794 * Makefile.in (USE_COLLECT2): Always use collect2.
10795 (collect2): Depend on and link in hash.o and tlink.o.
10796 (tlink.o, hash.o): Add dependencies.
10798 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
10800 * Integrate alias analysis changes from jfc@mit.edu
10801 * Makefile.in (OBJS): Add alias.o
10802 (alias.o): Add dependencies.
10803 * alias.c: New file.
10804 * sched.c: Remove alias analysis code. It lives in alias.c now.
10805 (sched_analyze_2): Add new arguments to true_dependence.
10806 (schedule_insns): Always call init_alias_analysis.
10807 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
10808 mark return value from such functions as a pointer and keep track of
10809 them for alias analysis. If a return value from a function is a
10810 pointer, mark it as such.
10811 * combine.c (distribute_notes): Handle REG_NOALIAS.
10812 * cse.c (struct write_data): Delete. No longer needed.
10813 (invalidate): Don't call set_nonvarying_address_components anymore.
10814 Use true_dependence to decide if an entry should be removed from
10816 (invalidate_memory): Remove WRITES argument, simplify appropriately.
10818 (note_mem_written): Similarly for WRITE_PTR argument.
10819 (invalidate_from_clobbers): Similarly for W argument.
10820 (invalidate_for_call): Remove memory elements from the hash table.
10821 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
10822 (cse_rtx_varies_p): New function. Derived from old
10823 cse_rtx_addr_varies_p.
10824 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
10825 Don't call note_mem_written anymore. Stack pushes invalidate the stack
10826 pointer if PUSH_ROUNDING is defined. No longer need to call
10827 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
10828 (skipped_writes_memory): Remove variable.
10829 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
10830 (invalidate_skipped_block): Simplify for new alias analysis code.
10831 (cse_set_around_loop): Likewise.
10832 (cse_main): Call init_alias_analysis.
10833 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
10834 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
10835 (f_options): Add new alias checking arguments.
10836 (main): Set flag_alias_check when optimizing.
10837 * local_alloc (validate_equiv_mem_from_store): Add new arguments
10838 to true_dependence.
10839 (memref_referenced_p): Likewise.
10840 * loop.c (NUM_STORES): Increase to 30.
10841 (prescan_loop): Only non-constant calls set unknown_address_altered.
10842 (invariant_p): Add new arguments to true_dependence.
10843 (record_giv): Initialize unrolled and shared fields.
10844 (emit_iv_add_mult): Call record_base_value as needed.
10845 * loop.h (struct induction): Add unrolled and shared fields.
10846 * unroll.c (unroll_loop): Call record_base_value as needed.
10847 (copy_loop_body): Likewise.
10848 (final_biv_value): Likewise.
10849 (final_giv_value): Likewise.
10850 (find_splittable_regs): Likewise. Only create one new pseudo
10851 if we have multiple address GIVs that were combined with the same
10852 dst_reg GIV. Note when a new register is created due to unrolling.
10853 * rtl.c (reg_note_name): Add REG_NOALIAS.
10854 * rtl.h (enum reg_note): Similarly.
10855 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
10856 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
10857 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
10858 (true_dependence, read_dependence, anti_dependence): Likewise.
10859 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
10860 (mark_user_reg, mark_reg_pointer): Likewise.
10863 * Integrate reload bugfix from Wilon which enables the PA port
10864 to bootstrap again.
10865 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
10866 OPERAND_ADDRESS when computing how many registers an insn needs.
10867 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
10869 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
10870 OPADDR_ADDR reload.
10871 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
10872 in reload_reg_use_in_op_addr do not reach the end.
10873 do not reach the end.
10874 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
10875 RELOAD_FOR_OPERAND_ADDRESS.
10877 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
10879 * egcs project officially starts.
10882 add-log-time-format: current-time-string