1 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
3 * fold-const.c (fold): Even with otherwise constant trees, look for
4 opportunities to combine integer constants.
6 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
8 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
9 conditional move instructions don't support signed integer
12 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
14 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
17 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
18 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
21 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
23 * except.c (expand_start_catch): Rename to start_catch_handler.
24 (expand_end_catch): Delete function.
25 (expand_end_all_catch): Remove catch status that expand_end_catch
27 * except.h (expand_start_catch): Rename prototype.
28 (expand_end_catch): Delete prototype.
30 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
32 * invoke.texi: Add documentation for -mips4 and -mabi=*.
34 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
36 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
37 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
38 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
40 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
42 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
43 as the threshold to permit splitting memory operations.
45 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
47 * mips.c (gpr_mode): New variable.
48 (override_options): Initialize gpr_mode.
49 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
50 determine size and offset of general purpose registers save slots.
51 (save_restore_insns, mips_expand_prologue): Similarly.
53 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
54 (LIBGCC2_CFLAGS): Remove -fexceptions.
55 (LIB2FUNCS): Remove "_eh".
56 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
59 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
60 * local-alloc.c (block_alloc): Avoid creating false
61 dependencies for targets which use instruction scheduling.
63 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
65 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
66 (ASM_FINISH_DECLARE_OBJECT): Define;
67 * mips/elf64.h: Likewise.
69 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
71 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
73 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
75 * version.c: Bump for snapshot.
77 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
79 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
80 (mulsidi3_ppc64): Delete.
82 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
84 * Makefile.in (varasm.o): Depend on dbxout.h.
85 (cse.o): Depend on toplev.h and output.h.
86 (gcse.o): Depend on output.h.
88 * mips.c: Include system.h and toplev.h and remove redundant code.
89 Include output.h after tree.h so all its prototypes get activated.
90 * mips.md (table_jump): Remove unused variable `dest'.
92 * sparc.h: Add prototype for `v8plus_regcmp_op'.
94 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
95 with __attribute__ ((__unused__)).
96 (__frame_dummy): Provide prototype before use, wrap it with
97 EH_FRAME_SECTION_ASM_OP.
99 * cse.c: Move inclusion of <setjmp.h> above local headers.
100 Include toplev.h and output.h.
102 * dbxout.h: Add prototype for `dbxout_begin_function'.
104 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
105 ASM_OUTPUT_MAX_SKIP_ALIGN.
107 * gcse.c: Include system.h and output.h.
108 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
109 Make extern instead of static.
110 (compute_can_copy): Only declare variables `reg' and `insn' when
111 AVOID_CCMODE_COPIES is not defined.
112 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
113 (hash_scan_clobber): Likewise for `x' and `insn'.
114 (hash_scan_call): Likewise.
115 (record_last_set_info): Likewise for `setter'.
116 (mark_call): Likewise for `pat'.
117 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
119 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
120 length parameter so that it multiplies the number of elements by
123 * output.h: Add prototype for `weak_finish'.
125 * recog.h: Likewise for `validate_replace_src'.
127 * rtl.h: Likewise for `optimize_save_area_alloca',
128 `fix_sched_param', `purge_addressof', `gcse_main',
129 `regmove_optimize', `dbr_schedule', `branch_prob' and
132 * toplev.h: Likewise for `set_float_handler' and
133 `output_quoted_string'.
135 * varasm.c: Include dbxout.h.
137 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
139 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
140 GP_REG_P. Use gr_regs instead of GR_REGS.
142 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
143 Jeff Law <law@cygnus.com>
145 * Revamped multiply support for MIPS chips.
146 * mips.c (extend_operator): New function.
147 (highpart_shift_operator): Likewise.
148 * mips.h: Declare new functions.
149 (PREDICATE_CODES): Add support for new predicates.
150 * mips.md (mulsi3 expander): Simplify.
151 (mulsi_mult3): Add another constraint alternative. Support
152 3 operand multiply instructions as found on various mips
154 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
155 (mul_acc_si): New pattern and associated splitters.
156 (mulsidi3 expander): Rework to use mulsidi3_64bit and
158 (umulsidi3): New expander.
159 (mulsidi3_internal): Accept either sign or zero extended
160 operands and generate code as appropriate appropriately.
161 (mulsidi3_64bit): Similarly.
162 (smulsi3_highpart): Turn into an expander and generate code
163 to match new patterns.
164 (umulsi3_highpart): Likewise.
165 (xmulsi3_highpart_internal): New pattern.
166 (maddi patterns): Delete. Replace with:
167 (mul_acc_di, mul-acc_64bit_di): New patterns.
169 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
171 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
172 flag_new_exceptions runtime flag.
173 (struct old_exception_table): New struct which represents what
174 the exception table looks like without the new model.
175 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
176 flag that this is a new style table.
177 * except.h: Remove compile time flag NEW_EH_MODEL.
178 (expand_builtin_eh_stub_old): New prototype.
179 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
180 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
181 * c-decl.c (init_decl_processing): Add new builtin function
182 __builtin_eh_stub_old.
183 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
184 * flags.h (flag_new_exceptions): New runtime flag.
185 * toplev.c (flag_new_exceptions): Initialize default to 0,
186 -fnew-exceptions sets to 1.
187 * except.c (output_exception_table_entry): Output New style exception
188 identifier into table, and replace compile time flag NEW_EH_MODEL
189 with runtime flag flag_new_exceptions.
190 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
191 (expand_builtin_eh_stub_old): Duplicates original functionality of
192 expand_builtin_eh_stub.
193 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
194 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
195 (old_find_exception_handler): New func, same as find_exception_handler
196 except it works on the old style exception table.
197 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
198 of identifier in the exception table, and call appropriate routines.
200 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
202 * function.c: Define current_function_cannot_inline.
203 (push_function_context_to): Save it.
204 (pop_function_context_from): Restore it.
205 * function.h (struct function): Provide it a home.
206 * output.h: Declare it.
207 * integrate.c (function_cannot_inline_p): Check it.
209 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
211 * expr.c (force_operand): Detect PIC address loads before
212 splitting arithmetic.
214 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
216 * version.c: Bump for snapshot.
218 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
220 * tree.c (tree_class_check): Add braces to eliminate ambigious
222 (tree_check): Likewise.
224 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
226 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
227 stack is the destination for conditional move insn.
229 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
231 * tree.h (TREE_VEC_END): Cast unused value to void.
233 * i386.c (print_operand): Use %lx for long operand.
235 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
237 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
239 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
241 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
242 conversion functions.
244 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
246 * toplev.c (flag_exceptions): Default to 0.
247 (compile_file): Remove flag_exceptions == 2 hack.
248 (main): Call lang_init_options.
249 * tree.h: Declare it.
250 * c-lang.c: Implement it.
251 * objc/objc-act.c: Likewise.
253 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
255 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
256 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
257 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
258 (output_function_profiler): Use asm_fprintf and fputs.
260 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
262 * gencheck.c: Remove redundant stdio.h include. Add a definition
263 of xmalloc for when we are forced to link with alloca.o.
265 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
268 * fold-const.c (constant_boolean_node): Make definition static to
271 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
273 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
274 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
275 (do_spec, input_filename, input_filename_length): Make public.
276 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
277 Call lang_specific_pre_link befor elinking.
279 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
281 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
282 the insn which has the most insns dependent on it.
284 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
286 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
288 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
290 * alpha.md (insxh-1): New insxl pattern for combine.
292 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
294 * i386/i386.c (output_fp_conditional_move): New function
295 to output floating point conditional move.
296 (output_int_conditional_move): New function to output integer
299 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
300 output_int_conditional_move () to output int conditional move.
301 (movsfcc+5, movdfcc+5, movxfcc+5): Call
302 output_fp_conditional_move () to output floating point
305 * i386/i386.c (put_condition_code): In INT mode, check
306 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
308 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
310 * dbxout.c (dbxout_type): Output arrays of bits as if
311 they were bitstrings for Chill
313 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
315 * tree.c (get_inner_array_type): New function.
316 * tree.h (get_inner_array_type): Prototype.
317 * expr.h (STACK_SAVEAREA_MODE): New macro.
318 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
320 (expand_builtin_longjmp): Likewise.
321 * explow.c (emit_stack_save): Likewise.
322 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
324 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
325 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
326 * rs6000/aix43.h: New file.
327 * rs6000/t-aix43: New file.
328 * rs6000/x-aix41: New file.
329 * rs6000/x-aix43: New file.
330 * configure.in (rs6000-ibm-aix*): Use them.
331 * rs6000/powerpc.h: Delete.
332 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
333 * rs6000/netware.h: and here.
334 * rs6000/win-nt.h: and here.
336 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
338 (rs6000_override_options): Ignore flag_pic for AIX.
339 (rs6000_immed_double_const): Delete.
340 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
341 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
342 (num_insns_constant): mask64_operand() is 2 insns.
343 (logical_operand): Don't assume 32-bit CONST_INT.
344 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
345 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
346 (mask_constant): HOST_WIDE_INT parameter.
347 (non_and_cint_operand): Delete.
348 (mask64_operand): New function.
349 (and64_operand): New function.
350 (function_arg_advance): DImode arguments do not need special
351 alignment when 64-bit.
352 (function_arg): Likewise.
353 (setup_incoming_varargs): Reverse reg_size assignment.
354 (print_operand): HOST_WIDE_INT second parameter.
355 (print_operand, 'B'): New case.
356 (print_operand, 'M'): Fix typo in lossage string.
357 (print_operandm 'S'): New case.
358 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
359 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
360 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
361 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
362 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
363 (rs6000_allocate_stack_space): Use {cal|la}.
364 (output_epilog): Use {cal|la}
365 (output_function_profiler): Add call glue to mcount call.
366 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
368 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
369 (STACK_BOUNDARY): Depend on TARGET_32BIT.
370 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
371 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
372 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
374 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
375 (STACK_SAVEAREA_MODE): New macro.
376 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
377 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
378 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
379 (ASM_FILE_START): Emit 64-bit ABI directive.
380 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
381 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
382 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
383 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
385 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
386 Restore define_splits.
387 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
388 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
389 Do not specify base register operand mode.
390 (floatsidf2_loadaddr): Do not specify base register operand mode.
391 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
392 register; do not specify mode. Remove !TARGET_POWERPC64 final
394 (floatsidf2_load): Do not specify base register operand mode. Remove
395 !TARGET_POWERPC64 final constraint.
396 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
397 base register operand mode.
398 (adddi3): Split large constants early.
399 (absdi3): Shift by 63, not 31.
400 (*mulsidi3_ppc64): New pattern.
401 (rotldi3): Add masking combiner patterns.
402 (anddi3): Add rldic{r,l} masking. Remove split of large constants
403 because PPC insns zero-extend.
404 (iordi3, xordi3): Split large constants early.
405 (movsi matcher): Remove S and T constraints.
406 (movsf const_double): create SImode constant from TARGET_DOUBLE.
407 (movdf_hardfloat32): Add default abort() case.
408 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
409 (movdi): Remove 64-bit constant generator. Try to convert
410 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
411 (movdi_32): Add default abort() case.
412 (movdi_64): Add numerous ways to split 64-bit constants.
413 Make catch-all define_split more optimal and never FAIL.
414 (movti_ppc64): Add default abort() case.
415 (allocate_stack): Remove operand modes. Use Pmode.
416 (restore_stack_block): Remove operand modes. Generate Pmode
418 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
419 temporary. Save area is double Pmode.
420 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
421 (call, call_value): Do not specify address operand mode. Choose
423 (*call_local64, *ret_call_local64): New patterns.
424 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
425 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
426 (compare): Materialize DImode truthvalues.
428 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
430 * expr.c (safe_from_p): Avoid combinatorial explosion
431 over duplicate SAVE_EXPRs by ensuring we never recurse
432 on one that has already been visited.
434 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
436 * loop.c (check_dbra_loop): Initialise final_value before
437 normalizing the loop.
439 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
441 * reload1.c (reload_reg_free_for_value_p): New arguments out and
442 reloadnum. Changed all callers.
444 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
446 * system.h: Add _() and N_() macros in preparation for gettext.
448 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
450 * c-common.c (check_format_info): Put back check for C9x `hh'
451 length modifier. Warn about %n format writing into const. Remove
453 (format_char_info): Fix comments.
455 * configure.in: Set float_format to m68k for all m68k targets that
456 do not override LONG_DOUBLE_TYPE_SIZE.
457 * config/float-m68k.h: New file.
459 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
461 * jump.c (jump_optimize): Remove debug messages accidentally left in
462 with the previous change.
464 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
466 * expr.c (store_expr): Revert stray patch associated with
469 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
471 * jump.c (rtx_unsafe_p): New function.
472 (jump_optimize): Use it on if/then/else transformations and
473 conditional move transformations.
475 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
477 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
478 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
479 Cope with CONST being out of range for the bitfield.
481 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
483 * expr.c (emit_move_insn_1): When moving complex values in several
484 steps, emit a CLOBBER to show the destination dies.
486 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
488 * Makefile.in (site.exp): Use the object testsuite directory as
489 the temporary directory.
491 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
492 address of an ADDRESSOF rtx.
494 1998-06-02 Mike Stump <mrs@wrs.com>
496 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
497 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
498 * i960.md (ret, flush_register_windows): Define.
499 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
501 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
503 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
505 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
506 around an OSF/1 library bug wrt sign-extension of inputs.
508 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
510 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
512 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
514 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
516 * varasm.c (assemble_variable): Augment alignment warning.
518 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
520 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
521 in the presence of IEEE negative 0's.
523 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
525 * reload.c (find_reloads): Record the existing mode if
526 operand_mode == VOIDmode before replacing a register with
528 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
529 i386_compare_op1 to const0_rtx for the benefit of the
530 conditional move patterns.
531 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
532 based on suggestions from Jim Wilson.
534 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
536 * version.c: Bump for snapshot.
538 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
540 * Makefile.in (fixinc.sh): Update rules again.
542 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
544 * extend.texi: Bring back reference to trampoline paper.
546 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
548 * Makefile.in (USER_H): Add stdbool.h.
549 * ginclude/stdbool.h: New file.
551 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
553 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
556 * gcse.c (pre_delete): Fix code to determine the mode of
557 the reaching pseudo register.
559 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
561 * Makefile.in (GEN): Add gencheck
562 (STAGESTUFF): Add tree-check.h and gencheck.
564 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
566 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
567 (fixinc.sh): Set some additional environment variables before
570 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
572 * reload.c (find_reloads): Do not force a reloads of match_operators.
574 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
576 * except.h (remove_handler): Add new prototype.
577 * except.c (remove_handler): New function to remove handlers
578 from an exception region.
579 * flow.c (find_basic_blocks_1): Remove handlers from regions when
580 handler label is deleted; remove exception regions with no handlers.
582 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
584 * except.h (rtx): Define rtx type correctly if needed.
585 * function.h (rtx): Ditto.
586 (tree): Define tree type correctly if needed.
588 * c-pragma.c (toplevel): Include rtl.h.
590 * stor-layout.c (toplevel): Move include of rtl.h before
593 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
594 (tree.o): Add except.h dependency.
596 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
598 * reload1.c: Revert accidental checkin.
600 * configure.lang: Fix thinko when adding a definition for
601 target_alias to the Makefile.
603 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
605 * config/sparc/lb1spc.asm (.rem and .urem): Replace
608 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
610 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
611 variable warnings. Don't generate scratch registers if only
613 (find_barrier): Eliminate unused variable SRC.
615 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
617 * toplev.h (rtx_def): Provide global declaration to avoid
618 `limited scope' warnings.
620 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
622 * Makefile.in (gencheck.o): Use HOST_CC.
623 * i386/t-mingw32: New file.
624 * configure.in (i386-*-mingw32*): Use.
626 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
628 * arm.c (bad_signed_byte_operand): New predicate function.
629 * arm.h (PREDICATE_CODES): Add it to the list.
630 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
632 (define_split): Two new splits for above insns.
634 * arm.c: Include toplev.h.
635 (arm_override_options): Add parentheses around use of tune_flags.
636 (arm_split_constant): Remove unused variable.
637 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
638 (output_func_prologue, arm_expand_prologue): Likewise.
639 (arm_canonicalize_comparison): Make I unsigned; rework constants
640 accordignly. Add missing paratheses around << operation.
641 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
643 ({load,store}_multiple_sequence): Initialize BASE_REG.
644 (select_dominance_cc_mode): Add DEFAULT clauses.
645 (broken_move): Return zero if the destination is not a register.
646 (arm_reorg): Move unused REGNO declaration into the dead code.
647 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
649 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
651 * version.c: Bump for snapshot.
653 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
655 * version.c: Bump for snapshot.
657 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
659 * cpperror.c (v_cpp_message): Remove static prototype.
660 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
661 * cpplib.h (v_cpp_message): Add protoptype.
662 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
664 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
666 * version.c: Bump for snapshot.
668 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
670 * version.c: Bump for snapshot.
672 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
674 * m68k.h: Declare more functions used in macros.
675 (REG_CLASS_CONTENTS): Completely embrace initializer.
676 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
677 about returning no value.
678 * cse.c (find_best_addr): Declare p and found_better only if
680 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
681 * dwarfout.c (string_length_attribute): #if 0 away.
682 * function.c (expand_function_end): Define varible blktramp only
684 * jump.c (find_insert_position): Define only if !HAVE_cc0.
685 * loop.c (combine_givs_p): Define variable tem only if needed.
686 * real.c: Comment out unused functions eabs, eround,
687 e{24,53,64,113}toasc and eiinfin.
690 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
692 * Makefile.in (boostrap2-lean, bootstrap3-lean,
693 bootstrap4-lean): New targets.
695 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
697 * warn_summary, test_summary: Moved into the contrib directory.
699 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
701 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
703 (FLOAT_H_TEST): Likewise.
705 (float.h-nat): Likewise.
706 (float.h-cross): Likewise.
708 (enquire.o): Likewise.
709 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
710 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
712 (FLOAT_H): Remove old float.h-nat version; move current definition
713 to CROSS_FLOAT_H location.
714 (all.cross): Remove comments about enquire stuff.
716 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
717 (rest.encap): Likewise.
718 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
720 * toplev.h (tree_node): Provide global declaration to avoid
721 `limited scope' warnings.
723 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
725 * test_summary: Display section breaks for each entry
726 in a multilibbed target's output.
728 1998-05-23 Richard Henderson <rth@cygnus.com>
730 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
731 offset's mode is not ptr_mode, convert it.
733 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
735 * fold-const.c (ssize_binop): New fn.
736 * tree.h: Declare it.
738 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
740 * genextract.c (print_path): Handle zero-length path as a special
743 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
745 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
747 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
749 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
750 (shorten_branches, final_scan_insn): Test value of
751 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
753 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
754 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
755 * arm/tcoff.h: Likewise.
756 * i386/386bsd.h: Likewise.
757 * i386/freebsd-elf.h: Likewise.
758 * i386/freebsd.h: Likewise.
759 * i386/netbsd.h: Likewise.
760 * i386/ptx4-i.h: Likewise.
761 * i386/sysv4.h: Likewise.
763 * rs6000/linux.h: Likewise.
764 * rs6000/rs6000.h: Likewise.
766 * sparc/sp64-elf.h: Likewise.
767 * v850/v850.h: Likewise.
768 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
769 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
771 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
773 * regmove.c (gen_add3_insn): New function.
774 (fixup_match_2): Use it instead of calling gen_addsi3.
776 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
778 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
780 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
783 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
785 * Makefile.in (TREE_H): Add tree-check.h.
786 (tree-check.h, gencheck): New targets.
787 * gencheck.c: New file.
788 * tree.c (tree_check, tree_class_check): New functions.
789 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
790 (TYPE_CHECK, DECL_CHECK): Define.
791 Modify all access macros to use generated checking macros.
793 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
795 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
796 * configure.in: Check for it.
797 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
798 * final.c (uid_align, uid_shuid, label_align): Make static.
799 (label_align): Change type to struct label_alignment pointer.
800 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
801 (LABEL_TO_MAX_SKIP): Define.
802 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
803 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
804 (shorten_branches): Record the maximum bytes to skip when
806 (final_scan_insn): Use the maximum bytes to skip when aligning a label
807 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
808 * i386.h (LOOP_ALIGN_MAX_SKIP,
809 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
810 * i386.c (override_options): i386_align_jumps and i386_align_loops
811 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
812 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
814 1998-05-21 Mark Mitchell <mmitchell@usa.net>
816 * cplus-dem.c (do_type): Handle volatile qualification.
818 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
820 * function.c (init_function_start): Don't call emit_line_note if
821 lineno is 0. (Can happen when compiling Java .class files.)
823 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
825 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
826 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
828 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
830 * combine.c (nonzero_bits): For paradoxical subregs, take
831 LOAD_EXTENDED_OP into account.
833 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
835 * configure.in (extra_c_objs): add prefix.o.
836 (extra_cxx_objs): extra objects for C++ with cpplib.
837 * configure: Regenerate.
839 * c-tree.h: (get_directive_line): Different prototype for cpplib.
840 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
842 * c-lex.h: (get_directive_line): Not needed here for cpplib.
844 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
845 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
847 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
848 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
850 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
852 * gengenrtl.c (type_from_format, accessor_from_format): Change
853 type of parameter `c' from `char' to `int'.
855 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
857 * warn_summary, test_summary: New scripts from
858 Kaveh Ghazi and Alexandre Oliva respectively.
860 * gcse.c (current_function_calls_longjmp): Declare.
862 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
864 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
866 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
867 Jeff Law (law@cygnus.com)
869 * Global CSE and constant/copy propagation.
870 * Makefile.in (OBJS): Add gcse.o
871 (STAGESTUFF): Add *.gcse.
872 (gcse.o): Add dependencies.
873 (mostlyclean): Remove *.gcse and */*.gcse.
875 * loop.c (loop_optimize): Move call to init_alias_analysis.
876 * recog.c (validate_replace_src): New function.
877 * toplev.c (gcse_dump): New global variable.
878 (flag_gcse, gcse_time): Likewise.
879 (compile_file): Initialize gcse_time and clean out the gcse dump
881 (rest_of_compilation): Call gcse_main as requested. Dump RTL
882 after gcse if requested.
883 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
885 * gcc.texi: Add gcse related internal documentation.
886 * invoke.texi: Note new command line options for gcse.
887 * tm.texi: Document AVOID_CCMODE_COPIES.
888 * mips.h (AVOID_CCMODE_COPIES): Define.
890 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
892 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
894 (stmp-fixproto): Simlarly for running fixproto.
895 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
897 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
899 * config/mips/mips.c (double_memory_operand): Accept any MEM during
900 reload when TARGET_64BIT.
902 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
904 Finish incomplete change started by Kenner.
905 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
906 (powerpcle-*-cygwin32): Delete xm_defines.
907 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
908 HAVE_STAB_H instead of NO_STAB_H.
909 * config/xm-linux.h (NO_STAB_H): Delete.
910 (HAVE_STAB_H): Undefine.
911 * config/i386/xm-go32.h (NO_STAB_H): Delete.
913 1998-05-19 Jim Wilson <wilson@cygnus.com>
915 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
916 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
918 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
920 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
922 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
924 * reload1.c (reload_reg_free_for_value_p): New function.
925 (allocate_reload_reg, choose_reload_regs): Use it.
927 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
929 * except.c (expand_start_catch): Correct logic for when to
930 generate a new handler label, and when to use the old one.
932 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
934 * Makefile.in (print-rtl.o): Depend on bitmap.h.
935 (dbxout.o): Depend on toplev.h.
936 ($(SCHED_PREFIX)sched.o): Likewise.
937 ($(out_object_file)): Likewise for system.h and toplev.h.
938 (cppmain.o): Depend on gansidecl.h.
939 (cpplib.o): Likewise.
940 (cpperror.o): Likewise.
941 (cppexp.o): Likewise.
942 (cpphash.o): Likewise.
943 (cppalloc.o): Likewise.
944 (fix-header.o): Depend on cpplib.h and cpphash.h.
945 (scan-decls.o): Depend on gansidecl.h.
947 * basic-block.h (free_regset_vector): Add prototype.
949 * cccp.c (check_precompiled): Mark parameter `fname' with
951 (do_assert): Likewise for `op' and `keyword'.
952 (do_unassert): Likewise.
953 (do_line): Likewise for `keyword'.
954 (do_error): Likewise for `op' and `keyword'.
955 (do_warning): Likewise.
956 (do_ident): Likewise for `keyword'.
957 (do_pragma): Likewise for `limit', `op' and `keyword'.
959 (do_if): Likewise for `keyword'.
962 (do_endif): Likewise.
964 * collect2.c (getenv): Remove redundant prototype.
965 (collect_exit, collect_execute, dump_file): Likewise.
966 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
967 (dump_prefix_list): Hide prototype and definition.
969 * sparc.c: Include toplev.h.
970 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
971 (symbolic_memory_operand): Likewise.
972 (sp64_medium_pic_operand): Likewise.
973 (data_segment_operand): Likewise.
974 (text_segment_operand): Likewise.
975 (splittable_symbolic_memory_operand): Likewise.
976 (splittable_immediate_memory_operand): Likewise.
977 (eq_or_neq): Likewise.
978 (normal_comp_operator): Likewise.
979 (noov_compare_op): Likewise.
980 (v9_regcmp_op): Likewise.
981 (v8plus_regcmp_op): Likewise.
982 (extend_op): Likewise.
983 (cc_arithop): Likewise.
984 (cc_arithopn): Likewise.
985 (small_int): Likewise.
986 (uns_small_int): Likewise.
987 (clobbered_register): Likewise.
988 (legitimize_pic_address): Likewise.
989 (delay_operand): Likewise.
990 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
992 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
993 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
995 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
997 * cppalloc.c: Include gansidecl.h.
999 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
1000 (cpp_file_line_for_message): Mark parameter `pfile' with
1002 (v_cpp_message): New function.
1003 (cpp_message): Use it. Also convert to variable arguments.
1004 (cpp_fatal): Likewise.
1005 (cpp_pfatal_with_name): Constify parameter `name'.
1007 * cppexp.c: Move gansidecl.h before cpplib.h.
1008 * cpphash.c: Likewise.
1009 * cpphash.h (hashf, delete_macro): Add prototypes.
1011 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
1012 cpplib.h. Don't include errno.h.
1013 (update_path): Add arguments to prototype.
1014 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
1015 cpp_print_containing_files): Remove redundant prototypes.
1016 (cpp_hash_cleanup, add_import, append_include_chain,
1017 make_assertion, path_include, initialize_builtins,
1018 initialize_char_syntax, finclude, validate_else, comp_def_part,
1019 lookup_import, redundant_include_p, is_system_include,
1020 read_name_map, read_filename_string, open_include_file,
1021 check_macro_name, compare_defs, compare_token_lists,
1022 eval_if_expression, change_newlines): Add prototype arguments.
1023 (hashf): Remove redundant prototype.
1024 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
1025 conditional_skip, skip_if_group): Add prototype arguments.
1026 (fdopen): Remove redundant prototype.
1027 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
1028 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
1029 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
1030 (struct directive): Add prototype arguments to function pointer
1032 (handle_directive): Add missing arguments to call to `do_line'.
1033 (do_include): Mark parameters `unused1' and `unused2' with
1035 (do_line): Likewise for `keyword' and new parameters `unused1' and
1037 (do_error): Likewise for `keyword'.
1038 (do_warning): Likewise. Also add missing argument `pfile' in call
1040 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
1042 (do_ident): Likewise for `keyword', `buf' and `limit'.
1043 (do_pragma): Likewise. Also add missing arguments in call to do_once.
1044 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
1046 (do_if): Likewise for `keyword'.
1047 (do_elif): Likewise.
1048 (eval_if_expression): Likewise for `buf' and `length'.
1049 (do_xifdef): Likewise for `unused1' and `unused2'.
1050 (do_else): Likewise for `keyword', `buf' and `limit'.
1051 (do_endif): Likewise.
1052 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
1053 (cpp_handle_options): Remove superfluous NULL argument in call to
1055 (cpp_handle_options): Likewise.
1056 (do_assert): Mark parameter `keyword', `buf' and `limit' with
1058 (do_unassert): Likewise.
1059 (cpp_print_file_and_line): Add missing argument `pfile' in call to
1060 cpp_file_line_for_message.
1061 (v_cpp_error): New function.
1062 (cpp_error): Use it. Also accept variable arguments.
1063 (v_cpp_warning): New function.
1064 (cpp_warning): Use it. Also accept variable arguments.
1065 (cpp_pedwarn): Accept variable arguments.
1066 (v_cpp_error_with_line): New function
1067 (cpp_error_with_line): Use it. Accept variable arguments.
1068 (v_cpp_warning_with_line): New function.
1069 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
1071 (cpp_pedwarn_with_line): Accept variable arguments.
1072 (cpp_pedwarn_with_file_and_line): Likewise.
1073 (cpp_error_from_errno): Constify parameter `name'. Add missing
1074 argument `pfile' in call to cpp_file_line_for_message.
1075 (cpp_perror_with_name): Constify parameter `name'.
1077 * cpplib.h: Define PARAMS() in terms of PROTO().
1078 (fatal): Remove redundant prototype.
1079 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
1080 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
1081 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
1082 cpp_fatal, cpp_message, cpp_pfatal_with_name,
1083 cpp_file_line_for_message, cpp_print_containing_files): Add
1084 arguments to prototypes.
1085 (scan_decls, cpp_finish): Add prototypes.
1087 * cppmain.c: Include gansidecl.h.
1088 (main): Remove unused variable `i'.
1090 * dbxout.c: Include toplev.h.
1092 * demangle.h (do_tlink, collect_execute, collect_exit,
1093 collect_wait, dump_file, file_exists): Add prototype.
1095 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
1096 prototype and definition.
1097 (gen_unspecified_parameters_die): Don't assign results of call to
1098 function new_die() to unused variable `parm_die'.
1099 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
1100 (dwarf2out_define): Likewise for `lineno' and `buffer'.
1102 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
1103 prototype and definition.
1104 (output_die): Add prototype arguments to function pointer arg.
1105 (output_unspecified_parameters_die): Mark parameter `arg' with
1108 * except.c (output_exception_table_entry): Remove unused variable
1111 * except.h (expand_fixup_region_start, expand_fixup_region_end):
1114 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
1116 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
1118 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
1119 before cpplib.h, include cpphash.h, remove redundant prototype of
1120 cpp_fatal, don't define `const', add a prototype for `fatal'.
1121 (cpp_file_line_for_message): Add missing arguments `pfile'.
1122 (v_cpp_message): New function.
1123 (cpp_message): Use it.
1124 (v_fatal): New function.
1125 (fatal, cpp_fatal): Use it.
1126 (cpp_pfatal_with_name): Constify parameter `name'.
1128 * flow.c (free_regset_vector): Remove redundant prototype.
1130 * function.c (round_down): Wrap prototype and definition with
1131 macro ARGS_GROW_DOWNWARD.
1132 (record_insns): Wrap prototype and definition with
1133 defined (HAVE_prologue) || defined (HAVE_epilogue).
1135 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
1137 * gen-protos.c: Include gansidecl.h.
1138 (hashf): Don't make it static, constify parameter `name'.
1140 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
1141 specifier %s in calls to function `fatal'.
1143 * haifa-sched.c: Include toplev.h.
1144 (find_rgns): Remove unused variable `j'.
1146 * integrate.c (note_modified_parmregs): Mark parameter `x' with
1148 (mark_stores): Likewise.
1150 * jump.c (mark_modified_reg): Likewise.
1152 * output.h (insn_current_reference_address): Add prototype.
1153 (eh_frame_section): Likewise.
1155 * print-rtl.c: Include bitmap.h.
1157 * reload1.c (reload): Wrap variables `note' and `next' in macro
1158 PRESERVE_DEATH_INFO_REGNO_P.
1159 (forget_old_reloads_1): Mark parameter `ignored' with
1161 (choose_reload_regs): Remove unused variable `in'.
1162 (reload_cse_invalidate_mem): Mark parameter `ignore' with
1164 (reload_cse_check_clobber): Likewise.
1166 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
1167 (mark_elimination): Fix typo in prototype.
1169 * scan-decls.c: Include gansidecl.h.
1171 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
1173 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
1175 * function.c (identify_blocks): Fix thinko when setting the
1176 block number for NOTE_INSN_BLOCK_END.
1178 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
1180 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
1183 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
1184 underscores for the prefixes to the names of the maths functions.
1186 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
1187 comment explaining why.
1189 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
1191 * tree.h (TYPE_SIZE_UNIT): New.
1192 (struct tree_type): Add size_unit member.
1193 * stor-layout.c (layout_type): Initialize it.
1194 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
1195 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
1197 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
1199 * stor-layout.c (layout_record): Fix off-by-one error when checking
1200 length of the TYPE_BINFO vector.
1202 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
1204 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
1205 function parameter passed in memory.
1207 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
1209 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
1210 Prototypes for externally used functions in respective C files.
1211 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
1212 final.c: Include above files.
1213 * Makefile.in (toplev.o): Add dependency for above four headers.
1214 (final.o): Likewise.
1215 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
1216 respective header files.
1218 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
1220 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
1221 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
1222 the build tree if they exist.
1223 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
1225 (objdir): Let configure substitute value.
1226 (FLOAT_H): Let configure select a pre-built version from the
1228 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
1229 * configure.in: Substitute for objdir.
1231 * Makefile.in (build_canonical, host_canonical): Let configure
1232 substitute values for these variables.
1233 * configure.in: Substitute for build_canonical, host_canonical
1234 and target_subdir in generated Makefile.
1236 * output.h (find_basic_blocks): Declare.
1237 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
1239 * Makefile.in (BISON): Use bison from the build tree if it exists.
1242 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
1244 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
1245 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
1246 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
1247 command line arguments to see if an executable is not being
1248 created, and if so - do not append the suffix.
1250 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
1253 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
1255 * i386.h (ALIGN_DFmode): Delete.
1256 (CONSTANT_ALIGNMENT): Define.
1257 * varasm.c (force_const_mem): Use it.
1259 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
1261 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
1262 using it with swap_condition, not before.
1264 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
1266 * alias.c (mode_alias_check): Delete.
1267 (true_dependence, anti_dependence, output_dependence): Revert April 21
1270 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
1272 * toplev.c (output_lang_identify): Enable prototype and definition.
1274 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
1276 * version.c: Bump for snapshot.
1278 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
1280 * alpha/osf.h (HAVE_STAMP_H): Define.
1282 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
1283 * configure.in (alpha*-*-netbsd*): New.
1284 Based on patches from Paul H. Anderson <pha@pdq.com>.
1286 * configure.in (alpha*-*-linux-*): Kill xm_defines.
1287 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
1288 * alpha/xm-linux.h: Remove file.
1290 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
1292 * dbxout.c (dbxout_parms): If mode of type of parameter living
1293 in memory doesn't match mode of DECL_RTL, make big endian correction.
1295 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
1297 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
1299 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
1301 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
1302 * stor-layout.c (layout_record): Set it.
1304 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
1306 * toplev.c (rest_of_compilation): Don't defer nested functions.
1308 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
1310 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
1311 to an 8-byte boundary if info_ptr->fpmem_p.
1313 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
1315 * loop.c (basic_induction_var): Added test preventing
1316 CCmode parameter passed to convert_modes().
1318 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1320 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
1321 input_filename and lineno around expand_expr call. Set them to values
1322 in WFL before expand_expr call.
1324 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
1326 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
1328 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
1330 * fold-const.c (constant_boolean_node): New function.
1333 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1335 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
1336 Abort if trying to split kind 3 or 4 outside of combine.
1338 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
1340 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
1342 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
1344 * objc/Make-lang.in (OBJC_O): Add missing exeext.
1345 (libobjc.a, runtime-info.h): Likewise.
1347 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
1349 * i386.h (DATA_ALIGNMENT): Define.
1351 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1353 * reload1.c (delete_output_reload): Ignore single USE that
1354 was emitted for the pseudo use of this INSN.
1355 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
1356 remains, we can always delete OUTPUT_RELOAD_INSN.
1358 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
1360 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
1362 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
1364 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
1366 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1368 * eh-common.h: New file for basic EH data structures.
1369 * except.h: Various prototypes and structures for NEW_EH_MODEL
1370 * function.h (struct function): Add a struct eh_stack for the catch
1372 * except.c (gen_exception_label): New function to generate an
1374 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
1375 (push_entry): New function to push an existing entry onto a stack.
1376 (receive_exception_label): New function to emit the code required
1377 at the start of all catch blocks.
1378 (struct func_eh_entry): New structure for maintaining handlers
1379 associated with EH regions.
1380 (new_eh_region_entry): New function to register an EH region.
1381 (add_new_handler): New function to register a handler with a region.
1382 (get_new_handler): Creates anew handler entry for registering.
1383 (find_func_region): New function to convert a NOTE eh region number
1384 to an Eh region index.
1385 (get_first_handler): New function to get the first handler in a region.
1386 (clear_function_eh_region): New function to release memory.
1387 (duplicate_handlers): New function to duplicate a list of handlers.
1388 (expand_eh_region_end): Create a new region entry node as well.
1389 (expand_leftover_cleanups): Call receive_exception_label() and
1390 register the cleanup as a handler to the current region.
1391 (expand_start_catch): New function to start a catch clause.
1392 (expand_end_catch): New function to end a catch clause.
1393 (expand_start_all_catch): restructure to not do the equivilent of
1394 what expand_start_catch() does now. Push the exception region being
1395 handled onto the catch stack.
1396 (output_exception_table_entry): Issue an entry for each handler
1397 associated with a region.
1398 (set_exception_lang_code): New function for setting the language code.
1399 (set_exception_version_code): New function to set the version number.
1400 (output_exception_table): Output version and language codes.
1401 (find_exception_handler_labels): Find handler labels using new scheme.
1402 (is_exception_handler_label): New function, returns 1 if label is
1403 present as a handler in some exception region.
1404 (check_exception_handler_labels): Use the new scheme.
1405 (init_eh_for_function): Initialize the catch stack.
1406 (save_eh_status): Save the catch stack.
1407 (restore_eh_status): Restore the catch stack.
1408 (scan_region): Don't remove unreferenced handler label. Flow does it.
1409 (get_reg_for_handler): New function to get the eh_context pointer
1411 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
1412 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
1413 entry when processing END region rather that START region.
1414 * flow.c (find_basic_blocks_1): Find all potential handler regions
1415 now that we don't automatically know what the labels might be.
1416 Let scan_region() remove unreferenced EH BEGIN/END labels.
1417 * integrate.c (get_label_from_map): Put inlined labels onto the
1418 permanent obstack since we dont know which ones might be exception
1420 (save_for_inline_copying): Make new copies of all the handlers.
1421 (expand_inline_function): Make new copies of all the handlers.
1422 * libgcc2.c: Remove local struct decls, and include eh-common.h.
1423 (find_exception_handler): With NEW_EH_MODEL the first matching
1424 region we find is the right one. Add eh_info as a new parameter.
1425 (__throw): Pass eh_info to find_exception_handler. Set handler
1426 and pass use different regs under NEW_EH_MODEL.
1428 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
1430 * i960.h (hard_regno_mode_ok): Changed to function from array of
1432 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
1433 * i960.c (hard_regno_mode_ok): Changed to function from array of
1436 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1438 * reload.c (remove_replacements): New function.
1439 * reload.h (remove_replacements): Declare.
1440 * reload1.c (choose_reload_regs): Disable some reloads that
1441 belong to inherited reloads.
1443 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1445 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
1447 * reload1.c (merge_assigned_reloads): When merging, reset
1448 reload_spill_index for the eliminated reload.
1450 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
1452 * haifa-sched.c (schedule_insns): Fix merge goof.
1454 1998-05-13 Jim Wilson <wilson@cygnus.com>
1456 * varasm.c (make_decl_rtl): Revert April 1 change.
1457 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
1458 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
1459 Get function name from the SYMBOL_REF in the DECL_RTL, not from
1460 DECL_ASSEMBLER_NAME.
1461 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
1462 DECL_ASSEMBLER_NAME.
1464 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
1466 * i386.c (notice_update_cc, output_float_compare): Disable
1467 TARGET_CMOVE support.
1469 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
1470 Jeff Law <law@cygnus.com>
1472 * rtlanal.c (find_reg_note): Ignore notes that are not on on
1474 (find_regno_note): Likewise.
1476 * Makefile.in (stor-layout.o): Depend on except.h
1477 (varasm.o, function.o): Likewise.
1478 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
1480 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
1481 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
1482 ($(HOST_PREFIX_1)rtl.o): Likewise.
1483 ($(HOST_PREFIX_1)bitmap.o): New host object.
1484 * emit-rtl.c (toplevel): Include bitmap.h.
1485 (gen_rtx): Handle 't' and 'b' nodes.
1486 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
1487 Print block number for block begin/end notes. Print 't' type
1488 nodes as a pointer. Know that the 3rd argument of live range
1489 start/stop notes is really a range_info rtx. If type is 'b', print
1490 out argument as a bitmap.
1491 * rtl.c: Include bitmap.c.
1492 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
1493 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
1494 * rtl.def (RANGE_LIVE): New node to hold live information while we
1495 recalculate the basic blocks.
1496 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
1497 (RANGE_VAR): New node, to hold information saved in symbol node for New
1498 communicating live range information to the debug output functions.
1499 * rtl.h (rtunion_def): Add rttree and rtbit fields.
1500 (XBITMAP, XTREE): New accessor macros.
1501 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
1502 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
1503 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
1504 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
1505 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
1506 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
1507 (RANGE_INFO_*): Likewise.
1508 * sched.c (sched_analyze): Keep live range start/stop notes.
1509 (unlink_other_notes): Likewise.
1510 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
1511 (unlink_other_notes): Likewise.
1512 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
1513 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1514 (DECL_LIVE_RANGE_RTL): Likewise.
1515 (struct tree_block): Add live_range_flag, live_range_var_flag,
1516 live_range_start and live_range_end.
1517 (struct tree_decl): Add live_range_rtl field.
1518 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
1519 (accessor_from_format): Likewise.
1521 * haifa-sched.c (schedule_block): Make verbose output line up.
1522 Also add a blank line in printing the individual ready lists.
1524 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1526 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
1527 (c-lex.o): Depend on output.h.
1528 (c-common.o): Likewise.
1530 (calls.o): Likewise.
1531 (integrate.o): Depend on toplev.h.
1532 (regclass.o): Depend on output.h.
1533 (final.o): Depend on reload.h.
1535 * c-common.c: Include output.h.
1536 (check_format_info): Remove unused variable `integral_format'.
1538 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
1539 `indent' with ATTRIBUTE_UNUSED.
1540 (print_lang_type): Likewise.
1541 (maybe_build_cleanup): Likewise for parameter `decl'.
1542 (copy_lang_decl): Likewise for parameter `node'.
1544 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
1545 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1546 with ATTRIBUTE_UNUSED.
1547 (lookup_interface): Likewise for parameter `arg'.
1548 (is_class_name): Likewise.
1549 (maybe_objc_check_decl): Likewise for parameter `decl'.
1550 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
1552 (maybe_objc_method_name): Likewise for parameter `decl'.
1553 (build_objc_string): Likewise for parameters `len' and `str'.
1555 * c-lex.c: Include output.h.
1557 * c-lex.h (position_after_white_space): Correct typo in prototype.
1559 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
1560 c_expand_end_cond, init_iterators): Add prototypes.
1562 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
1563 with ATTRIBUTE_UNUSED.
1565 * calls.c: Include output.h.
1567 * cccp.c (pipe_closed): Mark parameter `signo' with
1570 * combine.c: Move inclusion of expr.h to after insn-config.h.
1572 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
1573 as empty, rather define as ((void)0).
1575 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
1576 Add parentheses around assignment used as truth value.
1578 * cplus-dem.c (squangle_mop_up): Change return type to void.
1579 (internal_cplus_demangle): Remove unused parameter `options'.
1580 All callers changed.
1581 (cplus_demangle_opname): Remove function wide variable `int i' and
1582 replace with `size_t i' at each location where it is used.
1583 (cplus_demangle_opname): change type of `i' from int to size_t.
1585 * cppexp.c (right_shift): Mark parameter `pfile' with
1588 * cpphash.c (cpp_lookup): Likewise.
1589 (cpp_hash_cleanup): Likewise.
1591 * cpplib.c (parse_name): Add a prototype and make it static.
1592 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
1593 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
1594 (macro_cleanup): Likewise for parameter `pfile'.
1595 (file_cleanup): Likewise.
1597 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
1598 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
1600 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
1601 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
1603 * cse.c (cse_check_loop_start): Mark parameter `set' with
1606 * dbxout.c (flag_minimal_debug, have_used_extensions,
1607 source_label_number): Move inside macro wrapper check against
1608 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
1610 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
1612 * except.h (doing_eh): Provide prototype.
1614 * expr.c: Move inclusion of expr.h to after insn-config.h.
1616 * final.c: Include reload.h.
1617 (shorten_branches): Cast the first argument of bzero to char *.
1619 * fix-header.c (cpp_print_containing_files): Mark parameter
1620 `pfile' with ATTRIBUTE_UNUSED.
1621 (cpp_fatal): Likewise.
1623 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
1626 * genattrtab.c (make_length_attrs): Change the type of variable
1627 `i' from int to size_t.
1628 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
1631 * genextract.c (main): When generating insn-extract.c, mark
1632 variable `junk' with ATTRIBUTE_UNUSED.
1634 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
1635 argument of bzero to char*.
1637 * integrate.c: Include toplev.h.
1639 * libgcc2.c: Wrap `struct exception_table' and
1640 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
1642 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
1644 * objc/objc-act.c: Include toplev.h.
1645 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1646 with ATTRIBUTE_UNUSED.
1647 (finish_protocol): Likewise for parameter `protocol'.
1649 * output.h (declare_weak): Add prototype.
1650 (decode_reg_name): Don't wrap with TREE_CODE macro.
1651 (assemble_alias): Add prototype.
1653 * regclass.c: Include output.h.
1655 * reload.h (reloads_conflict): Add prototype.
1657 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
1658 output_func_start_profiler): Add prototypes.
1660 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
1663 * scan-decls.c: Include scan.h.
1665 * scan.h (recognized_function, recognized_extern): Add prototypes.
1667 * stmt.c: Include output.h.
1669 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
1670 (output_lang_identify): Hide prototype and definition.
1671 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
1672 (pipe_closed): Likewise.
1674 * toplev.h (count_error, strip_off_ending, error_for_asm,
1675 warning_for_asm): Add prototypes.
1677 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
1679 * toplev.c (rest_of_compilation): "Charge" final for any time
1680 doing various cleanup operations after finishing compilation
1683 * flow.c (dump_flow_info): Also print number of sets and
1684 whether or not the pseudo is a user variable.
1686 * flow.c (reg_n_max): New global variable.
1687 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
1688 Delete regno_max variable.
1689 * regs.h (REG_N_CHECK): Define.
1690 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
1691 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
1692 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
1694 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
1696 * acconfig.h (ENABLE_CHECKING): Undefine.
1697 * configure.in (--enable-checking): New option.
1699 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1701 * reload1.c (merge_assigned_reloads): Can merge
1702 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
1703 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
1705 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
1707 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
1709 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1711 * reload1.c (gen_reload): Create REG_EQUIV notes.
1713 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1715 * reload1.c (reload): Fix check for USEs to use code of pattern.
1716 (choose_reload_regs): Remove dead variable use_insn.
1718 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
1720 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
1722 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
1724 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
1726 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
1727 (insn_{unit,issue_delay}): Ditto.
1728 (blockage_range): Ditto.
1729 (actual_hazard{,_this_instance}): Ditto.
1730 (schedule_unit): Ditto.
1731 (potential_hazard): Ditto.
1734 (queue_insn): Ditto.
1735 (birthing_insn_p): Ditto.
1736 (adjust_priority): Ditto.
1737 (get_block_head_tail): Ditto.
1738 (init_rgn_data_dependences): Ditto.
1740 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
1742 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
1744 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
1746 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
1748 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
1750 * config/mips/mips.md (dslot): Move after definition of "cpu"
1751 attribute. Handle r3900 case.
1753 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1755 * system.h: Define the STRINGIFY macro here.
1756 * protoize.c: Not here.
1757 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
1759 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
1761 * varasm.c (assemble_variable): Compute the alignment of the data
1762 earlier so that both initialized and uninitialized variables are
1763 effected by DATA_ALIGNMENT.
1764 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
1766 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
1768 * mips.c: Prototype static functions.
1770 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
1772 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
1773 Add explanatory comments.
1775 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
1777 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
1779 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
1781 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
1783 * varasm.c (make_decl_rtl): Disable April 1 change.
1785 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
1787 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
1789 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
1791 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
1792 * alpha.c (print_operand): Handle it.
1793 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
1794 related define_splits. Also add peepholes for SImode reload
1795 plus sign_extend lossage.
1797 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1799 * genattr.c: Include stdarg.h/varargs.h. Change function
1800 `fatal' to use variable arguments instead of faking it with
1801 integer parameters. Provide a prototype which also
1802 checks the format specifiers using ATTRIBUTE_PRINTF_1.
1804 * genattrtab.c: Likewise.
1805 * gencodes.c: Likewise.
1806 * genconfig.c: Likewise.
1807 * genemit.c: Likewise.
1808 * genextract.c: Likewise.
1809 * genflags.c: Likewise.
1810 * genopinit.c: Likewise.
1811 * genpeep.c: Likewise.
1812 * genrecog.c: Likewise.
1813 * genoutput.c: Likewise. Similarly for function `error'.
1815 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1817 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
1818 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
1819 * configure.in: Use GCC_C_VOLATILE.
1820 * system.h (volatile): Define as empty if no volatile support is
1823 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
1825 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
1828 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
1830 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
1831 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
1832 the body of beq; additionally set the mode of the branch to CCmode for
1833 FP compares and not fast_math.
1834 (alpha_emit_conditional_move): Always use a compare insn for FP
1835 when not fast_math, as well as setting CCmode on the cmov.
1836 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
1838 * machmode.h (COMPLEX_MODE_P): New macro.
1840 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
1842 * haifa-sched.c (print_exp): Fix typo.
1844 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
1846 * version.c: Bump for snapshot.
1848 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
1850 * final.c (final_scan_insn): Call fatal_insn instead of abort if
1851 we could not split an insn when required to.
1853 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
1855 (peepholes): Disable peepholes that call dead_or_set_p.
1856 (movsi): Rewrite to handle addresses better after last change.
1857 Add define_split to split load of addresses in large/medium modes.
1858 (prologue): Call m32r_expand_prologue.
1859 (movsi_{push,pop}): Generators for push/pop.
1860 (movsi): Support PRE_{INC,DEC}, POST_INC.
1861 (mov{di,df}): Rewrite. Always split the insns.
1862 (movsf): Add define_split to get register load in correct mode.
1863 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
1864 (attributes): Rewrite attributes so that type indicates both the
1865 type and the length of the insn directly.
1866 (all insns): Change to use new type attributes.
1867 (debug): New attribute to convey whether -mdebug was used.
1868 (opt_space): New attribute to convey whether -Os was used.
1869 (function units): Loads are 3 cycles, not 2. Better classify all
1870 insns into short/long.
1871 (load/store/extend insns): Add separate case for load/store
1872 indirect operations without an offset.
1873 (divsi3): Division is a long operation, not short.
1875 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
1877 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
1878 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
1879 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
1880 operands with PRE_{INC,DEC}, POST_INC.
1881 (FUNCTION_PROFILER): Call abort instead of doing nothing.
1882 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
1884 (gen_split_move_double): Declare.
1885 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
1887 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
1888 emit_move_insn, build up SET's directly.
1889 (toplevel): Include system.h, not stdio.h.
1890 (move_double_src_operand): Allow any DF or DI mode constant.
1891 (gen_split_move_double): Split moves of DI or DF values into the
1892 appropriate moves, loads, or stores. Don't handle use of auto
1893 inc/dec if using dead index. Do handle overlapping moves, etc.
1894 (m32r_frame_info): Remove prologue_size field.
1895 (m32r_compute_frame_size): Don't calculate prologue size.
1896 (m32r_output_function_prologue): Change to pretty much a NOP.
1897 (m32r_expand_prologue): Expand prologue as a series of INSNs.
1898 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
1899 (m32r_print_operand_address): Ditto.
1901 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
1903 * reload1.c (emit_reload_insns): When performing expensive
1904 optimizations, do not output the last reload insn if OLD is
1905 not the dest of NSN and is in the src and is clobbered by INSN.
1907 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1909 * Makefile.in (genrtl.o): Depend on system.h.
1910 * gengenrtl.c (gencode): When creating genrtl.c, have it
1913 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1915 * config/m68k/t-linux: Remove extra stuff already included in
1918 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
1920 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
1921 curses.h if it contains `typedef char bool;', as suggested by
1922 Manfred Hollstein <manfred@s-direktnet.de>.
1924 * configure.in: Rename fixinc.math to fixinc.wrap.
1926 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
1928 * gcc.c (read_specs): Handle missing blank line at end of specs file.
1930 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
1931 movdfcc_1): Disable.
1933 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
1935 * configure.in (enable_threads): Rename to enable_threads_flag before
1936 main loop. Set enable_threads to enable_threads_flag inside main
1939 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
1941 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
1944 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1946 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
1948 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
1949 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
1950 (AC_CHECK_FUNCS): Remove unused check for vprintf.
1952 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
1953 (cccp.o): Depend on gansidecl.h.
1956 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
1957 per the rest of gcc source.
1958 * cexp.y: Likewise. Include gansidecl.h and remove all code made
1961 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
1962 used when vfprintf is missing.
1965 * genattrtab.c: Likewise.
1966 * mips-tfile.c: Likewise.
1967 * toplev.c: Likewise.
1969 * vfprintf.c: New file.
1970 * doprint.c: New file.
1972 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
1974 * config/linux.h (ASM_COMMENT_START): Remove from here,
1975 * config/linux-aout.h (ASM_COMMENT_START): and here,
1976 * config/i386/linux.h (ASM_COMMENT_START): to here,
1977 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
1978 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
1981 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1983 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
1986 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
1988 * Makefile.in (dwarfout.o) Add toplev.h dependency.
1989 * dwarfout.c, i386.c: Include toplev.h
1990 * toplev.h: (pfatal_with_name) Add prototype.
1992 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
1994 * Makefile.in: Fix .SUFFIXES.
1996 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
1998 * config/linux.h (ASM_COMMENT_START): Define as "#".
1999 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
2001 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
2003 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
2004 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
2006 * toplev.c: Include toplev.h.
2007 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
2008 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
2009 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
2010 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
2011 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
2012 toplev.h dependency.
2014 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
2015 HARD_FRAME_POINTER_REGNUM.
2017 * expr.c (target_temp_slot_level): Delete duplicate definition.
2019 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
2021 * stmt.c (mark_seen_cases): Make it have external linkage again.
2022 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
2025 * haifa-sched.c (print_value, case SUBREG): Fix typo.
2027 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
2028 * i386.h (REG_CLASS_CONTENTS): Similarly.
2030 * toplev.c (-fsched-max): Delete flag.
2031 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
2032 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
2033 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
2036 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
2037 inner loops which are not reducible.
2039 * loop.c (regs_match_p): Fix typo in prototype.
2041 * regmove.c (try_auto_increment): Wrap declaration inside an
2042 #ifdef AUTO_INC_DEC.
2044 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
2046 * final.c (output_operand_lossage): Call fatal with the operand
2047 lossage message instead of calling abort.
2049 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2051 * c-common.c: Convert to using ctype macros defined in system.h.
2052 * c-lex.c: Likewise.
2054 * collect2.c: Likewise.
2055 * rs6000.c: Likewise.
2056 * cpplib.c: Likewise.
2057 * fix-header.c: Likewise.
2059 * gen-protos.c: Likewise.
2060 * pexecute.c: Likewise.
2061 * protoize.c: Likewise.
2065 * tlink.c: Likewise.
2066 * toplev.c: Likewise.
2068 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
2070 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
2071 Replace -gdwarf-2 with -g0.
2073 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2075 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
2076 * mips-tdump.c: Include system.h, remove redundant headers.
2077 * mips-tfile.c: Likewise. Also, convert all ctype function calls
2078 to calls of the macro versions defined in system.h.
2080 * objc/Make-lang.in (objc-act.o): Depend on system.h.
2081 * objc/objc-act.c: Include system.h, remove redundant headers.
2083 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2085 * configure.in (AC_CHECK_FUNCS): Add isascii.
2086 (GCC_NEED_DECLARATIONS): Add atof.
2088 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
2089 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
2091 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2093 * system.h: Wrap time.h and sys/file.h in autoconf checks.
2094 Provide default definitions for O_RDONLY and O_WRONLY here.
2096 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
2098 1998-05-06 Mark Mitchell <mmitchell@usa.net>
2100 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
2102 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
2104 * toplev.h: New file. Protypes for functions in toplev.c.
2105 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
2106 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
2107 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
2108 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
2109 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
2110 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
2111 varasm.c: include it.
2113 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
2114 Jim Wilson (wilson@cygnus.com)
2116 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
2117 blocks. Check for 1 successor which is the EXIT_BLOCK.
2119 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
2120 unreachable loops with more than one block.
2122 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2124 * fix-header.c (write_rbrac): Add "abort" to functions which need to
2127 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
2129 * Check in merge from gcc2. See ChangeLog.12 for details.
2131 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
2133 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
2134 accept 'a' flag. 'S' does accept 'a' flag.
2135 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
2138 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
2140 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2142 * config/m68k/m68k.h: Declare functions from m68k.c used in
2143 macros and machine description.
2144 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
2146 (ASM_OUTPUT_FLOAT): Likewise.
2147 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
2149 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
2151 * tree.def: Add NAMESPACE_DECL.
2152 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
2153 * dwarf2out.c (push_decl_scope): Likewise.
2154 (scope_die_for): Likewise.
2155 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
2156 how to get next context level.
2158 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
2160 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
2163 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
2165 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
2167 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
2168 for any insns skipped at the start of a block because they were
2171 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
2173 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
2175 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
2177 * c-common.c (format_char_info): Add new field hhlen.
2178 (print_char_table, scan_char_table, time_char_table): Initialize
2179 hhlen field appropriately.
2180 (char_format_info): Recognize hh modifier and lookup correct char
2183 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
2185 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
2186 reference if this is a store.
2188 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
2190 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
2192 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
2194 Make UnixWare 7 bootstrap support work with final shipping product.
2195 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
2196 Pick up xm-siglist and xm-alloca.
2197 (xm_defines): Add USG so dbxout will build.
2198 * configure: Regenerate.
2200 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
2202 Support for official Sparc V9 ABI:
2203 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
2204 Care for flag_pcc_struct_return default.
2205 (output_move_quad): Rewrite to move by halves on v9 and in the
2207 (move_quad_direction): New function.
2208 (output_fp_move_quad): Use it to determine the direction of copy.
2209 (function_arg_slotno): Return -1 for FP reg overflow as well.
2210 (function_arg_record_value*): New functions.
2211 (function_arg): Use them. Streamline unprototyped parameter passing.
2212 (function_arg_pass_by_reference): Pass TCmode by reference.
2213 (function_value): New function.
2214 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
2215 long long in 64-bit mode.
2216 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
2217 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
2218 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
2219 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
2220 (BASE_INCOMING_ARG_REG): Likewise.
2221 (FUNCTION_VALUE): Call function_value.
2222 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
2223 * sparc.md (movdi_sp32_v9): Disable for arch64.
2224 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
2225 (call_value_address_sp64): Remove register class constraints.
2226 (call_value_symbolic_sp64): Likewise.
2227 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
2228 v9 case to 32-bit constants.
2229 (goto_handler_and_restore_v9): Provide a version for arch64.
2230 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
2231 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
2232 (CPP_PREDEFINES): New.
2233 * sparc/sp64-elf.h: Likewise.
2234 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
2235 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
2236 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
2238 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
2240 * version.c: Bump for snapshot.
2242 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2244 * reload.c (find_reloads): Emit USEs to mark where a pseudo
2245 is reloaded with the MEM of its stack slot.
2246 * reload1.c (cannot_omit_stores): Delete.
2247 (reload): Don't initialize it.
2248 Don't apply avoid_return_reg logic to USEs.
2249 When done, remove USEs that have a REG_EQUAL note on them.
2250 (emit_reload_insns): Handle case where we have inherited a MEM.
2251 (choose_reload_regs): Likewise.
2252 (delete_output_reload): Don't use cannot_omit_stores.
2254 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
2256 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
2258 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
2260 * haifa-sched.c (print_{exp,value}): Various changes to make the
2261 debug output easier to read. Also, use only one buffer, and make
2262 sure the buffer we are passed in doesn't overflow.
2263 (safe_concat): Concatenate to a buffer without overflow.
2265 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2267 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
2270 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2272 * sched.c (new_insn_dead_notes): Check if the register was
2273 used in the original instruction.
2274 * haifa-sched.c (new_insn_dead_notes): Likewise.
2276 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
2278 * dwarf2out.c (scope_die_for): If could not find proper scope,
2279 check for and handle tagged type with incorrect TYPE_CONTEXT.
2281 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
2283 * calls.c (expand_call): Fix recognition of C++ operator new.
2285 * alias.c (mode_alias_check): Disable type based alias detection.
2287 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
2289 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
2290 ASM_OUTPUT_WEAK_ALIAS): Define.
2291 * config/mips/elf64.h: Same.
2292 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2293 ASM_WEAKEN_LABEL): Removed.
2295 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2297 * calls.c (expand_call): Bump the length limit on the specially
2298 recognized function names to 17.
2300 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
2302 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
2303 when undefining macros at the end.
2305 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
2306 val or len has TREE_SIDE_EFFECTS set.
2308 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
2309 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
2310 (smuldi3_highpart): Call const v8plus routine.
2311 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
2312 (const_smulsi3_highpart_v8plus): New pattern.
2313 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
2314 (umulsidi3): Call const v8plus routine.
2315 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
2317 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
2318 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
2320 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
2322 * m32r.c (*_oper{and|ator}): Change enum arguments and return
2323 values to int, so they can be prototyped even in files that don't
2325 ({small,large}_insn_p): Ditto.
2326 (m32r_select_cc_mode): Ditto.
2327 (gen_compare): Ditto.
2328 (function_arg_partial_nregs): Ditto.
2329 (m32r_setup_incoming_varargs): Ditto.
2330 (init_reg_tables): Add prototype.
2331 (m32r_frame_info): Add prolog_size field.
2332 (m32r_compute_frame_size): Calculate the size of the prologue.
2333 (m32r_first_insn_address): Return prologue size.
2334 (m32r_output_function_prologue): Calculate frame size before
2335 printing out information. Print out the prologue size.
2337 * m32r.h: Prototype all functions in m32r.c.
2338 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
2340 * m32r.md (bcc functions): Cast enum's to int.
2342 * m32r.c (conditional_move_operand): Silence a debug message.
2343 ({small,long}_insn): New predicates.
2345 * m32r.h (TARGET_M32R): New macro.
2346 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
2347 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
2349 (ISSUE_RATE): Define as 2.
2351 * m32r.md (insn_size): New attribute.
2352 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
2354 (m32r): New attribute.
2356 * configure.in (enable_haifa): Switch m32r to Haifa by default.
2357 * configure: Regenerate.
2359 (Changes from Nick Clifton <nickc@cygnus.com>)
2360 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
2361 the equivalent of a negated 'I' constraint.
2362 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
2363 optimisation to work.
2365 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
2366 than 'I' since the value is negated.
2367 (peephole): Add peephole optimisation to cope with optimization of
2368 divide and subtracts of the same operands.
2370 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
2374 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
2377 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
2379 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
2381 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
2383 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
2384 frame_pointer_rtx not FRAME_POINTER_REGNUM.
2386 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
2388 * reg-stack.c: Revert last patch (Apr 20).
2389 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
2391 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
2393 * loop.c (check_dbra_loop): New locals jump, first_compare, and
2394 compare_and_branch. Call get_condition to set first_compare.
2395 Set compare_and_branch to number of compare/branch instructions.
2396 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
2397 Replace '2' with compare_and_branch.
2399 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2401 * cplus-dem.c (demangle_qualified): Replace missing else.
2403 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2405 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
2407 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2409 * sh.c (sh_expand_prologue, sh_expand_epilogue):
2410 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
2411 * sh.h (STACK_BOUNDARY): Likewise.
2413 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2415 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2417 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
2419 * system.h (abort): If abort is not defined, and neither is
2420 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
2421 reporting the line and filename of the error.
2423 * .gdbinit: Add breakpoints on exit and fancy_abort.
2425 * final.c (split_double): Avoid a compiler warning if
2426 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
2428 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
2429 for calling jump_optimize.
2431 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
2432 macros, rather than 0/1's.
2434 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
2436 * alpha.h (CONST_COSTS): Zero is always free.
2437 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
2439 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2441 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
2442 length in the name of a virtual table.
2444 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
2446 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
2448 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
2450 * version.c: Bump for snapshot.
2452 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
2454 * fold-const.c (fold_convert): Fix typo.
2456 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
2458 * alias.c (alias_invariant): New variable.
2459 (record_base_value): New argument INVARIANT.
2460 (memrefs_conflict_p): If a register has an entry in the alias_invariant
2461 array, try substituting that value for the register.
2463 * rtl.h: Declare record_base_value.
2465 * loop.c, unroll.c: Update callers of record_base_value.
2467 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
2468 ZERO_EXTEND do not affect base values.
2470 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
2472 * dbxout.c (dbxout_type): Fix typo.
2473 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
2475 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
2477 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
2479 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
2480 if the argument is the address of a structure or array.
2482 * configure.in: Enable Haifa scheduler by default for SPARC.
2484 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2486 * cse.c (cse_set_around_loop): Don't do optimization when
2487 new pseudos are created.
2489 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
2491 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
2493 (dbxout_type_method_1, dbxout_type): Likewise.
2494 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
2495 (dbxout_type): Fix check for when to print a type range in
2498 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2500 * (gen_shl_and, in case 1): Fix comparison with mask.
2502 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
2504 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
2505 pointer as second register in REG+REG pair.
2507 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2509 * c-common.c (check_format_info): Don't check for the 'x' format
2510 character twice, instead check for 'x' and 'X'
2512 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
2514 * Makefile.in (libgcc2.ready): Add explicit dependancy from
2515 $(STMP_FIXPROTO) to ensure all necessary include files have
2516 been created and to guarantee proper parallel builds.
2518 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2520 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
2521 register for stdarg functions.
2522 * sh.h (current_function_varargs): Declare.
2523 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
2525 1998-04-23 Jim Wilson <wilson@cygnus.com>
2527 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
2528 inhibit_libc is defined.
2530 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
2532 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
2534 * profile.c (tablejump_entry_p): New function.
2535 (branch_prob): Add code to recognize MIPS tablejump entry branch.
2536 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
2538 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
2540 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
2541 found, rather than at end of the loop, after the insn has been
2544 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2546 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
2547 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
2549 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
2551 * loop.c (note_addr_stored): Correct function to take 2 arguments,
2554 * rtl.def (MATCH_INSN2): Add new matching pattern.
2555 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
2557 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
2559 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
2560 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
2562 * final.c (split_double): Sign extend both halves of a split CONST_INT.
2564 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
2566 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
2568 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2570 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
2571 (cplus_demangle_opname): Call mop_up_squangle.
2572 (cplus_demangle): Initialize squangle info, then call
2573 internal_cplus_demangle. (Most code moved there as well)
2574 (internal_cplus_demangle): New function, performs most of what use
2575 to be done in cplus_demangle, but is only called with this file.
2576 (squangle_mop_up): New function to clean up B and K code data.
2577 (mop_up): set pointers to NULL after freeing.
2578 (demangle_signature, demangle_template, demangle_class): Add
2579 switch elements to handle K and B codes.
2580 (demangle_prefix, gnu_special, demangle_qualified): Add
2581 code to handle K and B codes.
2582 (do_type, demangle_fund_type): Handle B and K codes.
2583 (remember_Ktype): New function to store K info.
2584 (register_Btype, remember_Btype): New functions for B codes.
2585 (forget_B_and_K_types): New function to destroy B and K info.
2587 1998-04-21 Jim Wilson <wilson@cygnus.com>
2589 * stmt.c (check_seenlabel): When search for line number note for
2590 warning, handle case where there is no such note.
2592 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
2594 * genemit.c (gen_exp): Allow machine description to set mode of
2597 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
2599 * alias.c (mode_alias_check): New function.
2600 (true_dependence, anti_dependence, output_dependence): Call
2603 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
2605 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
2606 (MIPS_STACK_ALIGN): Similarly.
2608 * c-common.c (type_for_mode): Handle TI types.
2609 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
2610 (init_decl_processing): Handle TI types.
2611 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
2613 * mips.c (block_move_loop): Test Pmode == DImode instead of
2615 (expand_block_move, save_restore_insns): Likewise.
2616 (function_prologue, mips_expand_prologue): Likewise.
2617 (mips_expand_epilogue): Likewise.
2618 * mips.h (POINTER_SIZE): Allow specific targets to override.
2619 (Pmode): Allow specific targets to override.
2620 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
2621 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
2622 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
2623 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
2624 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2625 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
2626 * mips.md (indirect, tablejump & casesi support): Test for
2627 Pmode == DImode instead of TARGET_MIPS64.
2628 (call patterns): Likewise.
2630 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2632 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
2633 for gen_rtx(MEM, ...).
2635 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
2637 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
2638 to not be so gross, and to properly function with PIC.
2640 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
2642 * frame.c (heapsort): Rename to frame_heapsort.
2644 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
2646 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
2648 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
2650 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
2652 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
2653 operands during and after reload.
2655 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2657 * final.c (shorten_branches, init_insn_lengths): Move code
2658 to free label_align, uid_shuid, insn_lengths, insn_addresses
2659 and uid_align from the former function into the latter one;
2660 Add code to clear these variables.
2661 * sh.h (label_align): Remove declaration.
2663 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
2665 * gcc.c (lang_specific_driver): Declare prototype properly so
2666 fatal can be passed to it without error.
2668 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
2669 * configure: Regenerate.
2670 * config.in: Add #undef's for strchr and strrchr.
2672 * protoize.c (toplevel): If we have rindex, but not strrchr, map
2674 (file_could_be_converted): Use strrchr, not rindex since rindex is
2675 not defined on Linux systems when _POSIX_SOURCE is defined.
2676 (file_normally_convertible): Ditto.
2677 (process_aux_info_file): Ditto.
2680 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
2681 a constant to an integer register, don't split the insns that do
2682 the simple AND and OR operations, rather just split each word, and
2683 let the normal movsi define split handle it further.
2685 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2687 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
2688 (split_branches): Call init_insn_lengths.
2690 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
2692 * i386.c: Include expr.h to get the change_address prototype
2695 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
2697 * reg-stack.c (subst_asm_stack_regs): Change to return the last
2698 new insn generated by this function.
2699 (subst_stack_regs): Likewise.
2700 (convert_regs): Record the last newly generated insn and use
2701 it for change_stack () instead of INSN.
2703 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2705 * fix-header.c (enum special_file): Undefine enumerators if they
2706 are already defined by include files.
2707 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
2708 macro with '__' to not pollute user namespace.
2710 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
2712 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
2714 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
2716 * version.c: Bump for snapshot.
2718 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
2720 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
2722 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
2723 Add missing -Dpentium* options.
2724 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
2725 instead of CPP_CPU_DEFAULT.
2726 (EXTRA_SPECS): Add entry for cpp_cpu_default.
2728 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
2730 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
2731 negative in a stackless frame.
2732 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
2733 in stackless frame size. Support 64-bit stackless frame size.
2734 Combine fpmem offset calculations and don't add total_size to
2735 offset if not pushing a stack frame.
2737 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
2739 * regmove.c (fixup_match_1): In three places, in flag_exceptions
2740 check, change p to q.
2742 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
2744 * gcc.c (lang_specific_driver): Add new parm type to prototype.
2745 (added_libraries): New file scope static variable.
2746 (process_command): Initialize added_libraries. Pass it to
2747 lang_specific_driver.
2748 (main): Use added_libraries in check for no input files.
2750 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
2752 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
2753 code generation. Use 64 bit instructions in 32 bit mode when
2754 possible. Use V9 return instruction. UltraSPARC optimizations.
2756 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
2758 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
2760 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
2761 just pass zero. That will work regardless of the size of HARD_REG_SET.
2763 * libgcc2.c (__floatdisf): Fix a couple typos.
2765 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
2767 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
2769 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
2771 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
2773 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
2775 * emit-rtl.c (operand_subword_force): If a register can not be
2776 accessed by words, copy it to a pseudo register.
2778 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
2780 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
2782 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
2784 * tree.h (mark_seen_cases): Delete declaration.
2786 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
2788 * stmt.c (mark_seen_cases): Make static and add prototype.
2790 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2792 * frame.c: Include stdlib.h and unistd.h to possibly get various
2793 function prototypes. The fixproto script guarantees these header
2794 files exist on the target system.
2795 * libgcc2.c: Likewise.
2797 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
2798 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
2799 function parameters.
2800 * libgcc2.c (__udiv_w_sdiv): Likewise.
2802 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
2804 * varasm.c (asm_output_bss): Add prototype.
2805 (asm_output_aligned_bss): Likewise.
2807 * unroll.c (verify_addresses): Add prototype.
2809 * toplev.c: Add many prototypes. Too many to mention here.
2811 * stmt.c (check_seenlabel): Add prototype.
2813 * rtlanal.c (reg_set_p_1): Add prototype.
2814 (reg_set_last_1): Likewise.
2816 * reorg.c (find_dead_or_set_registers): Add prototype.
2818 * regmove (try_auto_increment): Add prototype.
2820 * reg-stack.c (pop_stack): Add prototype.
2822 * recog.c (validate_replace_rtx_1): Add prototype.
2823 (find_cosntant_term_loc): Likewise.
2825 * loop.c (regs_patch_p): Add prototype.
2826 (add_label_notes, count_nonfixed_reads): Likewise.
2827 (find_single_use_in_loop): Likewise.
2828 (express_from): Surround prototype with #ifdef.
2829 (giv_sort): Similarly.
2831 * jump.c (mark_modified_reg): Add prototype.
2833 * haifa-sched.c (is_prisky): Add prototype.
2834 (queue_to_ready): Likewise.
2836 * genextract.c (gen_insn): Add prototype.
2838 * genemit.c (max_operand_1): Add prototype.
2839 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
2840 (gen_expand, gen_explit, output_add_clobbers): Likewise.
2841 (output_init_mov_optab): Likewise.
2843 * genattrtab.c (attr_hash_add_rtx): Add prototype.
2844 (attr_hash_add_string, write_length_unit_log): Likewise.
2846 * genattr.c (init_range): Add prototype.
2848 * combine.c (sets_function_arg_p): Add prototype.
2850 * expr.c (store_constructor_field): Add prototype.
2851 (get_memory_usage_from_modifier): Likewise
2853 * expmed.c (synth_mult): Add prototype.
2854 (choose_multiplier, invert_mod2n): Likewise.
2856 * except.c (push_eh_entry): Add prototype.
2857 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
2858 (call_get_eh_context, start_dynamic_cleanup): Likewise.
2859 (start_dynamic_handler, can_throw): Likewise.
2860 (output_exception_table_entry, scan_region): Likewise.
2861 (eh_regs, set_insn_eh_region): Likewise.
2863 * dwarfout.c (decl_class_context): Add prototype.
2864 (output_inheritance_die, type_ok_for_scope): Likewise.
2866 * c-lex.c (skip_white_space_on_line): Add prototype.
2868 * alias.c (record_set): Add prototype.
2869 (find_base_term, base_alias_check): Likewise.
2871 * function.c (assign_outer_stack_local): Make static and add prototype.
2873 * haifa-sched.c (build_control_flow): Accept raw data as inputs
2874 instead of computing it locally. Callers changed.
2875 (find_rgns): Several new arguments. Callers changed.
2876 Generally clean up and comment better. Use dominators to
2877 identify reducible loops. Convert some flag arrays to bitmaps.
2878 Convert most of the code to work on pred/succ lists instead of
2879 an edge table. Add comments for future improvements.
2880 (schedule_insns): Allocate temporary tables for flow data, call
2881 routines to compute flow data and pass it along to children as
2883 (debug_control_flow): Delete. Use dump_bb_data instead.
2885 * basic-block.h (compute_dominators): Declare.
2887 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
2889 * basic-block.h: Declare them.
2891 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
2893 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
2896 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
2898 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
2899 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
2900 node is non NULL. Cache last file name and file name identifier node.
2902 1998-04-15 Mark Mitchell <mmitchell@usa.net>
2904 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
2905 the length of an array, not TREE_TYPE.
2907 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
2909 * flow.c (sbitmap_union_of_successors): New function.
2910 * basic-block.h (sbitmap_union_of_successors): Declare it.
2912 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
2914 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
2915 Set gnu_ld to gnu_ld_flag inside main loop.
2918 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
2920 * toplev.c (compile_file): Call init_parse using new interface.
2921 (init_lex): Remove declaration.
2923 * c-lex.c (init_parse): Now returns char* containing filename.
2925 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
2927 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
2929 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
2931 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
2932 (gen{extract,peep,opinit,output}): Ditto.
2934 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
2935 global definition so print-rtl.o can be linked in.
2936 * gen{peep,recog}.c (insn_attr_name): Ditto.
2938 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
2940 * fixincludes: discard empty C++ comments, as found in sys/time.h
2943 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2945 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
2948 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
2950 * emit-rtl.c (operand_subword): Rework slightly to avoid
2951 bogus warning from previous change.
2953 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
2955 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
2956 Nov 8 find_replacement change. Move decls of get_unaligned_address
2957 * alpha.h: ... here.
2959 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
2961 * function.c (assign_parms): Initialize unsignedp before passing
2962 its pointer to promote_mode.
2964 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
2965 (write_test_expr): Allow MATCH_INSN.
2967 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
2969 * install.texi: Update section on warnings that can be safely ignored.
2971 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
2973 * mips.md (reload_outdi): Change the scratch mode from DImode to
2974 TImode. New variable scratch, used instead of operand[2] in template.
2975 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
2977 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
2979 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
2981 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
2983 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
2985 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
2987 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2988 (ASM_FINISH_DECLARE_OBJECT): Likewise.
2990 * Idea and part of the patch from HJ.
2991 * Makefile.in: auto-host.h renamed from auto-config.h. All references
2993 (distclean): Remove auto-build.h too.
2994 * configure.in: Rename host autoconf generated file to auto-host.h.
2995 If host != build, then run autoconf to generate auto-build.h for
2996 the build machine and include it in build_xm_files.
2997 Check for wait.h and sys/wait.h.
2999 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
3000 TRULY_NOOP_TRUNCATION.
3002 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
3004 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
3006 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
3008 * invoke.texi (ld options) Include memset requirements
3009 for options -nodstdlib and -nodefaultlibs.
3011 1998-04-12 Paul Eggert <eggert@twinsun.com>
3013 This change is from an idea suggested by Arthur David Olson.
3015 * c-common.c (decl_attributes, record_function_format,
3016 check_format_info, init_function_format_info):
3017 Add support for strftime format checking.
3018 (enum format_type): New type.
3019 (record_function_format): Now static, and takes value of type
3020 enum format_type instead of int.
3021 (time_char_table): New constant.
3022 (struct function_format_info): format_type member renamed from is_scan.
3023 (check_format_info): Use `warning' rather than sprintf followed by
3024 `warning', to avoid mishandling `%' in warnings.
3025 Change `pedwarn' to `warning', since these warnings do not necessarily
3026 mean the program does not conform to the C Standard, as the code
3027 need not be executed.
3029 * c-tree.h (record_function_format): Remove decl; no longer extern.
3031 * extend.texi: Add documentation for strftime format checking.
3033 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
3035 * mips/ecoffl.h: Do not include mips.h.
3036 * mips/elf.h: Likewise.
3038 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
3039 * mips/ecoff.h: Include "mips/mips.h".
3041 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
3043 * version.c: Bump for snapshot.
3045 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
3047 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
3048 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
3049 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
3050 between loop optimization passes.
3051 * rtl.h: Updated appropriately.
3053 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
3055 Reinstall this patch from Jason.
3056 * function.c (push_function_context_to): Don't call init_emit.
3058 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
3060 * rtl.c (read_skip_spaces): Prevent infinite loops upon
3061 encountering unterminated comments.
3063 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
3065 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
3068 * configure.in: Handle --with-fast-fixincludes.
3069 (fixincludes): If --with-fast-fixincludes, then use a different
3070 fixincludes program by default.
3071 * Makefile.in (fixinc.sh): New rule.
3073 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
3075 * i386.md (movqi+1): Handle invalid QI register.
3076 (movsf_push-1): Likewise.
3078 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
3080 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
3082 symbolic_memort_operand(), call32_operand(), int8_operand(),
3083 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
3085 uint16_operand(): Made static.
3087 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
3089 * calls.c (expand_call): Fix typo.
3091 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
3093 * c-lex.c (finput): New global.
3094 (init_parse): Always included. Handle !USE_CPPLIB using
3095 code originally in compile_file.
3096 (finish_parse): Update for CPPLIB.
3097 * toplev.c (init_parse, finish_parse): Declare.
3098 (finput): Delete variable. Now in front-ends.
3099 (compile_file): Remove code which is now handled by init_parse
3100 which is unconditionally called. Similarly for finish_parse.
3102 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
3104 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
3105 ASM_WEAKEN_LABEL): Add.
3107 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
3109 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
3110 * configure.in (alpha-*-linux*): Use them.
3112 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
3114 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
3115 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
3116 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
3117 (build_expr_wfl): New prototype declaration.
3118 * tree.c (build_expr_wfl): New function, to build
3119 EXPR_WITH_FILE_LOCATION nodes.
3120 (copy_node): Don't zero TREE_CHAIN if copying a
3121 EXPR_WITH_FILE_LOCATION node.
3122 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
3123 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
3125 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
3127 * configure.in (v850): Use t-v850.
3128 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
3130 * protoize.c (creat, read, write): Do not declare.
3132 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
3133 refer to the CODE_LABEL before a dispatch table.
3135 * invoke.texi: Add ARC options.
3137 * gcc.c (proces_command): Improve error message for -o with
3140 * i386/x-cygwin32 (CLIB): Link in advapi32.
3142 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
3143 (ASM_IDENTIFY_LANGUAGE): Likewise.
3145 * i386.md (movqi recognizer): Don't perfom byte increment into
3148 * configure.in (x86-dg-dgux): Run fixinc.dgux.
3150 * i370.h: Fix typo in GEN_INT changes.
3152 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
3153 of an empty arglist in prototype.
3155 * Makefile.in: Remove bytecode crud that crept back in after the
3158 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
3160 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
3161 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
3163 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
3165 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3167 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
3169 * c-lex.c (is_class_name): Delete declaration.
3170 (whitespace_cr): Make static and add prototype.
3171 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
3172 yylex, get_directive_line): Turn declarations into prototypes.
3173 (position_after_whitespace, check_newline, yyerror,, is_class_name,
3174 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
3176 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
3178 * gencodes.c (gen_insn): Add prototype.
3179 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
3180 gen_peephole): Add prototypes.
3181 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
3183 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
3184 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
3185 genheader, gencode): Add prototypes.
3186 * genopinit.c (gen_insn): Add prototype.
3187 * genoutput.c (output_prologue, output_epilogue, scan_operands,
3188 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
3189 gen_expand, gen_split, n_occurrences): Add prototypes.
3190 * genpeep.c (gen_peephole): Add prototype.
3191 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
3192 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
3193 labels_in_range_p, count_loop_regs_set, note_addr_stored,
3194 loop_reg_used_before_p, scan_loop, replace_call_address,
3195 skip_consec_insns, libcall_benefit, ignore_some_movables,
3196 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
3197 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
3198 check_final_value, record_giv, update_giv_derive, basic_induction_var,
3199 simplify_giv_expr, general_induction_var, consec_sets_giv,
3200 check_dbra_loop, express_from, combine_givs_p, combine_givs,
3201 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
3202 last_use_this_basic_block, record_initial, update_reg_last_use,
3203 iteration_info, analyze_loop_iterations, insert_bct,
3204 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
3207 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
3209 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3211 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
3213 * config/mips/mips.c (siginfo): Deleted.
3214 (override_options): Don't install SIGINFO signal handler.
3216 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
3218 * loop.c (check_dbra_loop): When normalize comparison_val, add check
3219 to verify it is non-negative.
3221 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
3223 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
3224 (alpha_expand_block_clear): Likewise.
3226 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
3228 * tree.h (sizetype_tab): Fix previous change for K&R.
3230 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
3232 * version.c: Bump for snapshot.
3234 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
3236 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
3237 Add USG and POSIX to xm_defines.
3239 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
3241 * gcc.c: Add linker spec.
3242 (link_command_spec): Use %(linker) instead of ld.
3243 (main): If collect2 is requested as the linker, see if it exists;
3244 if not, use ld instead.
3246 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
3248 (install-collect2): Install as collect2, not ld.
3250 * configure.in(will_use_collect2): It's named collect2 now.
3252 * collect2: Remove checks to see if we were invoked recursively.
3253 (collect_execute): Use _spawnvp under cygwin32.
3255 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
3257 * haifa-sched.c (build_control_flow): Set unreachable for block whose
3258 only predecessor is itself.
3260 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3262 * c-parse.in: Include system.h, and remove stuff now made redundant.
3265 * protoize.c: Likewise. Properly check for cpp stringification.
3267 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
3270 * objc/Make-lang.in (objc-parse.o): Likewise.
3272 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3274 * gansidecl.h: Check if compiler supports __attribute__. Provide
3275 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
3276 __attribute__ when its available. Also provide definitions for
3277 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
3278 terms of ATTRIBUTE_PRINTF.
3280 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
3283 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
3285 * combine.c (can_combine_p): Include successor in volatile test.
3287 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3289 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
3292 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
3294 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
3295 in prototype and definition.
3297 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
3299 * version.c: Bump for snapshot.
3301 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
3303 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
3304 alpha_expand_unaligned_store_words.
3306 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
3308 * i386.md (movsf_push, movsf_mem): Remove.
3309 (movsf_push): Rename from movsf_push_nomove and move in front of
3310 movsf. Use nonmemory_operand predicate and don't bother checking
3312 (movsf_push_memory): New pattern.
3313 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
3314 both operands refer to memory then force operand[1] into a register.
3315 (movsf_normal): Change to unnamed pattern.
3316 Likewise for movdf, movxf, and friends.
3318 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
3320 * version.c: Bump for snapshot.
3322 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
3324 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
3326 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
3328 * configure.in (mips-wrs-vxworks): New target.
3330 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
3332 * expmed.c (synth_mult): The value -1, has no zeros, so it can
3333 never have the form ...011.
3335 * version.c: Bump for snapshot.
3337 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
3339 * i386.c (asm_output_function_prefix, load_pic_register):
3340 Use ASM_GENERATE_INTERNAL_LABEL properly.
3341 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
3342 (print_operand): Ignore it.
3343 (load_pic_register): Use it for the got load call.
3344 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
3345 (prologue_get_pc_and_set_got): Likewise.
3346 * i386.h: Update print_operand docs.
3348 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
3350 * i386.md (ffssi, ffshi): Rewrite as define_expands.
3351 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
3352 * i386.c (notice_update_cc): Recognize unspec 5.
3354 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
3356 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
3357 * alpha.c (print_operand): Handle it.
3358 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
3360 (fix_truncdfdi2): Likewise.
3362 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
3364 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
3365 of these into a single struct, with additional [us]sizetype entries.
3366 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
3367 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
3370 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
3372 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
3374 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
3376 * haifa-sched.c (split_block_insns): Don't supress insn splitting
3377 on subsequent passes.
3379 * alpha.c (hard_fp_register_operand): New function.
3380 * alpha.h (PREDICATE_CODES): Add it.
3381 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
3382 f<-m case and accompanying define_split.
3383 (trapb): Use a unique unspec_volatile number.
3385 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
3387 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
3390 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
3392 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
3395 * haifa-sched.c: Mirror recent changes from gcc2.
3397 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
3399 * Makefile.in (insn*.o): Depend on system.h.
3401 * pa.c (output_global_address): Initialize base.
3402 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
3404 1998-04-03 Mike Stump <mrs@wrs.com>
3406 * gthr.h: Support systems that don't have weak, but have threads.
3407 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
3408 * gthr-vxworks.h: New file.
3409 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
3411 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
3413 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
3415 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
3417 * ginclude/va-i960.h (va_end): Change void * to void.
3419 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3421 * Makefile.in (choose-temp.o): Depend on system.h.
3423 * choose-temp.c: Include system.h when IN_GCC.
3425 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
3426 Richard Henderson <rth@cygnus.com>
3428 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
3429 (move_replacements): New function.
3430 * reload.h: Prototype it.
3432 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
3434 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
3436 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
3439 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
3440 (gen_highpart): Likewise.
3441 * final.c (alter_subreg): Allow the target to hook by-mode subreg
3442 hard register number changes.
3444 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
3446 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
3447 rnbitsize, rnmode and rinner.
3448 (make_range): Initialize type.
3449 (fold): Initialize arg0, arg1 and varop.
3451 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
3453 (expand_function_start): Initialize last_ptr.
3455 * stor-layout.c (layout_record): Initialize desired_align.
3456 (get_best_mode): Initialize unit.
3458 * tree.c (copy_node): Initialize length.
3460 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
3462 * caller-save.c (insert_save_restore): Initialize pat, code and
3465 * emit-rtl.c (push_to_sequence): Initialize top.
3466 (push_topmost_sequence): Likewise.
3468 * genattrtab.c (simplify_by_exploding): Initialize defval.
3470 * profile.c (branch_prob): Initialize dest.
3472 * rtl.h (note_stores): Remove duplicate prototype.
3473 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
3475 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
3476 strings that are not actually lengths.
3478 * genattrtab.c: Make generated file use system.h, instead of
3479 including stdio.h, etc directly.
3480 * genextract.c, genopinit.c, genoutput.c: Likewise.
3481 * genpeep.c, genrecog.c: Likewise
3483 * genoutput.c (process_template): Mark operands in the generated
3484 function as potentially unused if compiling with GNU CC.
3486 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
3488 * pa.md (reload peepholes): Remove unused variable "mode".
3490 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
3492 * config/arm/thumb.h: Add super interworking support.
3493 * config/arm/thumb.c: Add super interworking support.
3494 * config/arm/thumb.md: Add super interworking support.
3495 * config/arm/lib1funcs.asm: Add interworking support.
3496 * config/arm/lib1thumb.asm: Add super interworking support.
3497 * config/arm/t-semi: Add interworking support.
3498 * config/arm/t-thumb: Add interworking support.
3499 * config/arm/README-interworking: New file.
3501 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
3503 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
3504 (MD_STARTFILE_PREFIX): Unset.
3506 1998-04-01 Mark Mitchell <mmitchell@usa.net>
3508 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
3509 entity in a local scope.
3511 * fold-const.c (fold): Call truthvalue_conversion for values which
3512 are folded to boolean type.
3514 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
3516 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
3517 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
3518 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
3519 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
3520 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
3521 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
3522 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
3523 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
3524 * md.texi: Likewise.
3526 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
3528 * fixincludes (limits.h): Fix nested comments in Motorola's
3529 limits.h and sys/limits.h.
3531 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
3533 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
3534 as dest of expand_binop call.
3536 * alpha.md (extzv): Correct check for valid operand[2] values.
3538 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
3541 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
3543 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
3545 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
3546 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
3548 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
3549 cygwin32 can override this to allow both unix and win32 style PATHs.
3551 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
3552 style environment paths.
3554 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3556 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
3557 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
3558 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
3561 * cpphash.c: Include config.h.
3562 * cppalloc.c: Include system.h. Add parameters to various
3563 function prototypes.
3564 * cpperror.c: Likewise.
3565 * cppexp.c: Likewise.
3566 * cpphash.c: Likewise.
3567 * cpplib.c: Likewise.
3568 * cppmain.c: Likewise.
3569 * fix-header.c: Likewise.
3571 * gen-protos.c: Likewise.
3572 * gengenrtl.c: Likewise.
3573 * halfpic.c: Likewise.
3575 * scan-decls.c: Likewise.
3578 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
3580 * README.gnat: Add lang_print_xnode definition.
3582 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3584 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
3585 fmovecr on the 68060.
3587 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
3589 * genemit.c (DONE): Rework so that it works in the true arm if
3590 an if-else conditional.
3593 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
3595 * rs6000.c: Do not include stdioh or ctype.h anymore.
3597 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
3599 (stor-layout.o): Likewise.
3600 * c-typeck.c: Include rtl.h and expr.h.
3601 * stor-layout.c: Likewise.
3603 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
3604 All callers changed.
3605 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
3606 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
3607 All callers changed.
3609 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
3611 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
3613 * tree.h (lang_print_xnode): Provide prototype.
3615 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
3617 * version.c: Bump for snapshot.
3619 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
3621 * objc/sendmsg.c (__objc_block_forward): Add braces for return
3622 value if INVISIBLE_STRUCT_RETURN.
3624 * pa.c (arith_double_operand): Fix parens.
3626 * haifa-sched.c (print_pattern): Correct arg to sprintf.
3628 * Makefile.in (libgcc1.null): Make return type for __foo void.
3630 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
3632 * pa.h: Add declarations for many functions defined in pa.c.
3634 * genpeep.c (main): Remove unused variable 'i' from the generated
3637 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
3638 (gen_split): Likewise.
3639 (main): Rework generated definitions of DONE and FAIL so that they
3640 no longer use gotos. Avoids warnings about unused labels.
3642 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
3643 unused "junk" variable.
3645 * genattrtab.c (write_complex_function): Add a default case in
3646 generated switch statement to keep -W -Wall quiet.
3648 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
3650 * invoke.texi: Document more ARM and Thumb command line options.
3652 * config/arm/xm-thumb.h: New file.
3654 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
3656 * stmt.c (expand_expr_stmt): Must generate code for
3657 statements within an expression (gcc's `({ ... )}')
3658 even if -fsyntax-only.
3660 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3661 Jeffrey A Law (law@cygnus.com)
3663 * basic-block.h (basic_block_computed_jump_target): Declare.
3664 * flags.h: (current_function_has_computed_jump): Declare.
3665 * flow.c: (basic_block_computed_jump_target): Define.
3666 (flow_analysis): Allocate it. Set current_function_has_computed_jump
3668 (find_basic_blocks): Set current_function_has_computed_jump and
3669 elements of basic_block_computed_jump_target to 1 as appropriate.
3670 * function.c: (current_function_has_computed_jump): Define.
3671 * global.c (global_conflicts): Don't allocate pseudos into stack regs
3672 at the start of a block that is reachable by a computed jump.
3673 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
3675 (subst_stack_regs): Undo change from Sep 4 1997.
3676 (uses_reg_or_mem): Now unused, deleted.
3677 * stupid.c (stupid_life_analysis): Compute
3678 current_function_has_computed_jump.
3679 (stupid_find_reg): Don't allocate stack regs if the function has a
3681 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
3682 the current function has a computed jump. Use the global value
3685 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
3687 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
3688 (DWARF2_UNWIND_INFO): Define to zero.
3690 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
3692 * gcc.c (set_std_prefix): Add declaration.
3693 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
3694 suffix, and update the standard prefix prefix.c uses.
3696 * prefix.c (std_prefix): New global to hold default prefix value.
3697 (get_key_value): Change to use std_prefix instead of PREFIX.
3698 (translate_name): Ditto.
3699 (update_path): Ditto.
3700 (get_key_value): Release allocated scratch storage.
3701 (set_std_prefix): New function to reset the standard prefix.
3703 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3705 * sh.c (find_barrier): Fix calculations for alignment increase.
3707 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
3709 * Makefile.in (stmp-fixinc): If we're actually fixing include
3710 files, copy gcc's assert.h into the fixed include dir.
3711 * fixincludes (assert.h): Avoid any attempts to fix a probably
3712 broken system specific assert.h file.
3713 * fixproto (stdlib.h): Make sure, it'll contain a definition of
3716 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
3718 * regclass.c (reg_scan_mark_refs): Be more selective about
3719 when we mark a register with REGNO_POINTER_FLAG.
3721 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3723 reload inheritance improvement:
3724 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
3725 Change meaning: index is now hard reg number.
3726 (reg_reloaded_valid, reg_reloaded_dead): New variables.
3727 (reload_spill_index): Content is now a hard reg number.
3728 (reload_as_needed): Change to fit new variable meaning.
3729 (forget_old_reloads_1, allocate_reload_reg): Likewise.
3730 (choose_reload_regs, emit_reload_insns): Likewise.
3732 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3734 * regclass.c (record_reg_classes): '?' increases cost by two.
3736 * reload.c (find_reloads): Double previous costs. Output
3737 reloads cost one unit extra.
3739 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
3740 boiled down to && ! 0.
3742 * reload.c (find_equiv_reg): Also consider a goal offset from the
3743 frame pointer to be constant.
3745 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3747 * sh.h (OPTIMIZATION_OPTIONS): Define.
3749 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
3751 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
3753 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
3755 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
3757 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
3759 * c-common.c (check_format_info): Initialize type, is_type. New local
3760 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
3761 when pedantic if used with integral format specifier.
3763 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
3765 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
3767 (function_arg_padding): Declare.
3769 * rs6000.c: Include system.h.
3770 (function_arg_padding): Change return type to int, cast enum's to
3773 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
3774 * collect2.c (scan_prog_file): Add explicit braces to avoid
3777 * dbxout.c (dbxout_type_fields): Add braces around empty body in
3779 (dbxout_type): Likewise.
3781 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
3782 `ptt_size' from int to size_t.
3783 (rs6000_file_start): Likewise for `i'.
3784 (rs6000_replace_regno): Add default case in enumeration switch.
3785 (output_epilog): Remove unused variable `i'.
3786 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
3789 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
3791 (get_issue_rate, non_logical_cint_operand): Add prototype.
3792 (rs6000_output_load_toc_table): Ditto.
3794 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
3797 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
3799 * config/arm/thumb.c: New File. Support for ARM's Thumb
3801 * config/arm/thumb.h: New File. Thumb definitions.
3802 * config/arm/thumb.md: New File. Thumb machine description.
3803 * config/arm/tcoff.h: New File. Thumb COFF support.
3804 * config/arm/t-thumb: New File. Thumb makefile fragment.
3805 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
3807 * configure.in: Add Thumb-coff target.
3808 * configure: Add Thumb-coff target.
3809 * config.sub: Add Thumb-coff target.
3811 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
3813 * loop.c (scan_loop): Initialize move_insn_first to zero.
3815 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
3817 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
3818 * config/i386/rtems.h: Likewise.
3819 * config/i960/rtems.h: Likewise.
3820 * config/m68k/rtems.h: Likewise.
3821 * config/mips/rtems64.h: Likewise.
3822 * config/pa/rtems.h: Likewise.
3823 * config/rs6000/rtems.h: Likewise.
3824 * config/sh/rtems.h: Likewise.
3825 * config/sparc/rtems.h: Likewise.
3827 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3829 * pa.c (emit_move_sequence): If in reload, call find_replacement.
3831 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
3833 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
3835 * collect2.c (find_a_file): Add debugging.
3836 (find_a_file): Test for win32 style absolute paths if
3837 DIR_SERPARATOR is defined.
3838 (prefix_from_string): Add debugging.
3839 (main): Test for debug command line switch at start of program
3841 (main): Use GET_ENVIRONMENT rather than getenv().
3842 (prefix_from_env): Use GET_ENVIRONMENT.
3844 1998-03-24 Mark Mitchell <mmitchell@usa.net>
3846 * cplus-dem.c (optable): Add sizeof.
3847 (demangle_template_value_parm): New function containing code
3848 previously found in demangle_template.
3849 (demangle_integral_value): New function which handles complicated
3850 integral expressions.
3851 (demangle_template): Use them.
3853 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3855 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
3856 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
3857 genattrtab.o, genoutput.o): Depend on system.h.
3859 * genattr.c: Include system.h. Add arguments to various function
3860 prototypes. Remove redundant prototype of read_rtx().
3861 * genattrtab.c: Likewise.
3862 * gencodes.c: Likewise.
3863 * genconfig.c: Likewise.
3864 * genemit.c: Likewise.
3865 * genextract.c: Likewise.
3866 * genflags.c: Likewise.
3867 * genopinit.c: Likewise.
3868 * genoutput.c: Likewise.
3869 * genpeep.c: Likewise.
3870 * genrecog.c: Likewise.
3872 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
3874 * c-lang.c (lang_print_xnode): New function.
3875 * objc/objc-act.c (lang_print_xnode): Likewise.
3876 * print-tree.c (print_node): Call it
3878 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
3880 * c-parse.in: Recognize protocol qualifiers in class
3881 definitions for objc.
3883 (yyerror): Remove redundant decl.
3884 (yyprint): Fix prototype.
3886 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
3888 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
3890 * stmt.c (unroll_block_trees): Free block_vector if needed.
3892 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
3894 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
3895 (zero_extendsidi2): Avoid useless copy.
3896 (iordi_zext): New pattern.
3897 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
3899 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
3901 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
3902 (ashldi3): Allow constant shift count in range ]32,63].
3903 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
3905 1998-03-22 Mark Mitchell <mmitchell@usa.net>
3907 * tree.h (IS_EXPR_CODE_CLASS): New macro.
3909 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
3911 * h8300.h (CONST_COSTS): Remove definition.
3912 (DEFAULT_RTX_COSTS): Define.
3914 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
3916 * config/sh/rtems.h: Switched from ELF to COFF.
3918 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3920 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
3922 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
3924 * version.c: Bump for snapshot.
3926 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
3927 Geoff Noer <noer@cygnus.com>
3929 * Makefile.in: Various fixes for building cygwin32 native toolchains.
3931 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
3932 * objc/Make-lang.in: Likewise.
3934 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
3936 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
3938 * configure.in: Handle with-PACKAGE=no correctly
3940 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3942 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
3943 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
3944 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
3945 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
3946 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
3947 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
3948 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
3949 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
3950 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
3951 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
3954 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
3955 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
3956 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
3957 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
3958 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
3959 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
3960 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
3961 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
3962 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
3963 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
3964 xcoffout.c: Include system.h. Organize include ordering so
3965 that stdarg/varargs comes before other system headers. Remove
3966 spurious casts of functions assured of a prototype in system.h.
3968 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
3970 * reg-stack.c (pop_stack): Define. Pops any register on the
3971 regstack and adjusts regstack.
3972 (compare_for_stack_reg): Use pop_stack.
3974 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
3976 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
3979 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
3981 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
3983 * fold-const.c (fold): Replace sign-extension of a zero extended
3984 value by a single zero extension.
3986 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
3988 * except.c (init_eh): Do nothing.
3989 (save_eh_status): Call init_eh_for_function, not init_eh.
3990 * function.c (push_function_context_to): Don't call init_emit.
3992 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
3994 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
3997 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3999 * final.c (shorten_branches): Add parentheses around +/- in
4002 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
4004 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
4006 * regclass.c (memory_move_secondary_cost): Wrap uses of
4007 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
4010 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4012 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
4014 * flow.c (life_analysis): #include <sys/types.h> to make sure
4016 * cplus-dem.c (demangle_function_name): Likewise.
4018 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
4020 * final.c (insn_noperands): Change type to unsigned int.
4021 (final_scan_insn): Likewise for noperands;
4022 properly check operand number boundaries.
4024 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
4026 * alpha.md (extzv): Don't reject register operands. Fix
4029 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
4031 * dbxout.c (dbxout_function_end): Fix last change. The correct
4032 predicate is ASM_OUTPUT_SECTION_NAME.
4034 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4036 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
4037 (ashlsi): Use match_dup 1 instead of match_operand 2.
4039 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4041 * fold-const.c (operand_equal_for_comparison_p): See if equal
4042 when nop conversions are removed.
4044 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4046 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
4047 don't use ORIGINAL_TARGET unless REG.
4049 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4051 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
4053 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4055 * loop.c (struct movable): New field move_insn_first.
4056 (scan_loop): In consec sets code, set it. Clear it otherwise.
4057 (move_movables): In consec sets code, use it. Copy REG_NOTES from
4058 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
4061 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
4063 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
4064 is large, and the system doesn't provide atoll or atoq.
4067 * alpha/xm-vms.h (HAVE_ATOLL): Define.
4068 Reported by Klaus Kaempf <kkaempf@progis.de>.
4070 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4072 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
4073 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
4075 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
4076 test !ACCUMULATE_OUTGOING_ARGS.
4078 * collect2.c (write_c_file_glob): Wrap function definition in
4079 macro test !LD_INIT_SWITCH.
4081 * combine.c (try_combine): Wrap variables `cc_use' and
4082 `compare_mode' in macro test EXTRA_CC_MODES.
4084 * cpplib.c (do_ident): Remove unused variable `len'.
4085 (skip_if_group): Remove unused variables `at_beg_of_line' and
4087 (cpp_get_token): Remove unused variable `dummy'.
4089 * dbxout.c (scope_labelno): Move static variable definition inside
4090 the one function scope where it is used.
4091 (dbxout_function_end): Wrap prototype and definition in
4092 macro test !NO_DBX_FUNCTION_END.
4094 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
4095 in macro test !MIPS_DEBUGGING_INFO.
4097 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
4098 into the scope where it is used. Wrap empty else-statement body
4101 * fix-header.c: Fix typo in comment.
4102 (inf_skip_spaces): Cast results of INF_UNGET to (void).
4103 (check_protection, main): Likewise.
4105 * flow.c (find_basic_blocks_1): Remove dangling comment text.
4107 * function.c (contains): Wrap prototype and definition in macro
4108 test HAVE_prologue || HAVE_epilogue.
4109 (fixup_var_refs_1): Remove unused variable `width'.
4111 * gen-protos.c (main): Remove unused variable `optr'.
4113 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
4115 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
4116 (__sjpopnthrow): Remove unused variable `jmpbuf'.
4117 (__throw): Remove unused variable `val'.
4119 * protoize.c: Check for a previously existing definition before
4120 defining *_OK macros.
4122 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
4124 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4126 * vax.h (ADDR_VEC_ALIGN): Define.
4128 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
4130 * gcc.c (default_arg): Don't wander off the end of allocated
4133 (From Geoffrey Keating <geoffk@ozemail.com.au>)
4134 * rs6000.c (small_data_operand): Ensure that any address
4135 referenced relative to the small data area is inside the SDA.
4137 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
4139 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
4141 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
4143 * except.h (in_same_eh_region): New prototype.
4144 (free_insn_eh_region, init_insn_eh_region): New prototypes.
4145 * except.c (insn_eh_region, maximum_uid): New static variables.
4146 (set_insn_eh_region): New static function to set region numbers.
4147 (free_insn_eh_region): New function to free EH region table.
4148 (init_insn_eh_region): New function to initialize EH region table.
4149 (in_same_eh_region): New function used to determine if two rtl
4150 instructions are in the same exception region or not.
4151 * final.c (final): Initialize the table indicating which instructions
4152 belong in which exception region.
4153 * genpeep.c (main): Add "except.h" to include file list in generated
4155 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
4156 peepholes involving calls and unconditional branches.
4158 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
4160 * README.gnat: New file.
4162 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4164 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
4165 "recog.h" for offsettable_memref_p.
4166 (legitimize_pic_address): Remove unused variable `offset'.
4167 (notice_update_cc): Change return type to void. Add default label
4169 (standard_68881_constant_p): Remove unused variable mode.
4170 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
4171 (const_int_cost): Explicitly declare as returning int.
4172 (output_dbcc_and_branch): Change return type to void.
4174 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
4175 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
4176 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
4178 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
4180 * version.c: Bump for snapshot.
4182 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4184 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
4185 check for 'M' constraint.
4187 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
4189 * cccp.c (create_definition): If pedantic, call pedwarn for macro
4192 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
4194 * i386.c (ix86_logical_operator): New function.
4195 (split_di): Ensure that when a MEM is split, the resulting MEMs have
4197 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
4200 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4201 Richard Earnshaw <rearnsha@arm.com>
4202 Nick Clifton <nickc@cygnus.com>
4204 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
4206 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
4208 * cse.c (rtx_cost): Provide a default case in an enumeration
4209 switch, and call DEFAULT_RTX_COSTS if it's defined.
4211 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
4213 * basic-block.h (compute_preds_succs): Change return type in
4215 * flow.c (compute_preds_succs): Likewise in function definition.
4217 * regmove.c (find_matches): Cast char used as array index to unsigned char
4220 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
4222 * i386.h (RTX_COSTS): Insert braces around nested if.
4223 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
4226 * gcc.c (default_compilers): Properly put brackets around array elements in
4229 * getopt.c (_getopt_internal): Add explicit braces around nested if;
4232 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
4233 (record_reg_life_pat): Add explicit parens around && and || in expression.
4234 (stack_reg_life_analysis): Add parens around assignment used as expression.
4235 (convert_regs): Likewise.
4237 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
4239 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
4240 change callers accordingly.
4242 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
4243 and definition; change all callers accordingly.
4245 * except.c (init_eh): Avoid assignment of unused return value of
4246 build_pointer_type; cast it to void, instead, and remove unused
4249 * gcc.c (lang_specific_driver): Define prototype only #ifdef
4250 LANG_SPECIFIC_DRIVER.
4251 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
4253 * genoutput.c (output_epilogue): Initialize next_name to 0.
4255 * real.c (efrexp): #if 0 prototype and function definition.
4256 (eremain): Likewise.
4263 * reload.c (push_secondary_reload): Define prototype only
4264 #ifdef HAVE_SECONDARY_RELOADS.
4266 * varasm.c (assemble_static_space): Define rounded only
4267 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
4269 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4271 * i386.md (andsi): Add default case in enumeration switch.
4276 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
4278 * c-decl (finish_struct): Change type of min_align to unsigned.
4280 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
4281 remove unused variable len.
4283 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
4284 comment indicating this is proper behaviour.
4285 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
4287 (based_loc_descr): Likewise.
4289 * enquire.c (bitpattern): Change type of variable i to unsigned.
4291 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
4293 * flow.c (life_analysis): Change type of variable i to size_t;
4294 remove unused variable insn.
4296 * gcc.c (translate_options): Change type of variables optlen, arglen and
4298 (input_filename_length): Change type to size_t.
4299 (do_spec_1): Change type of variable bufsize to size_t.
4300 (main): Change type of variables i and j to size_t;
4301 remove subblock local definition of variable i.
4302 (lookup_compiler): Change type of second argument to size_t;
4303 change type of variable i to size_t.
4305 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
4307 * genopinit.c (get_insn): Change type of variable pindex to size_t.
4309 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
4311 * global.c (global_alloc): Change type of variable i to size_t.
4313 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
4315 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
4316 (expand_end_case): Change type of variable count to size_t.
4318 * toplev.c (main): Change type of variable j to size_t.
4319 (set_target_switch): Change type of variable j to size_t.
4320 (print_switch_values): Change type of variable j to size_t;
4321 remove unused variable flags.
4323 * varasm.c (assemble_variable): Change type of variable align to size_t.
4324 (const_hash_rtx): Change type of variable i to size_t.
4326 1998-03-11 Mark Mitchell <mmitchell@usa.net>
4328 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
4329 TREE_VEC if that's what it really is.
4331 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
4333 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
4336 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
4338 * gthr.h: Changed the comment about return values.
4339 * gthr-solaris.h (__gthread_once): Do not use errno; return the
4340 error number instead of -1.
4341 (__gthread_key_create): Any non-zero return value is an error.
4342 * libgcc2.c (eh_context_initialize): Check for non-zero return
4343 value from __gthread_once.
4344 Check that the value of get_eh_context was really changed.
4346 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4348 * sh.h (LOOP_ALIGN): Only align when optimizing.
4349 * sh.c (find_barrier): Clear inc for CODE_LABELs.
4350 When not optimizing, calculate alignment for BARRIERs directly.
4352 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4354 * final.c (shorten_branches): Remove conditionalizing on
4355 SHORTEN_WITH_ADJUST_INSN_LENGTH
4356 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
4358 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
4360 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
4361 an unconditional jump around deleted blocks.
4363 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
4365 * profile.c (branch_prob): If see computed goto, call fatal instead of
4368 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
4370 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
4371 Patch from Bruno Haible.
4373 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
4374 (assign_parms): Set aggregate if hide_last_arg and last_named.
4376 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4378 * final.c (shorten_branches): Initialize insn_addresses.
4380 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4382 * sh.h (MUST_PASS_IN_STACK): Define.
4384 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
4386 * final.c (shorten_branches): Fix minor logic error in
4387 ADDR_DIFF_VEC shortening support.
4389 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
4391 * version.c: Bump for snapshot.
4393 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
4395 * haifa-sched.c (is_cfg_nonregular): Change return type to
4396 an int. No longer compute "estimated" number of edges. Use
4397 computed_jump_p instead of duplicating the code. Fixup/add
4399 (build_control_flow): Returns a value indicating an irregularity
4400 in the cfg was detected. Count the number of edges in the cfg.
4401 allocate various edge tables.
4402 (find_rgns): No longer look for unreachable blocks.
4403 (schedule_insns): Do not allocate memory for edge tables here.
4404 Free memory for edge tables before returning. Do not perform
4405 cross block scheduling if build_control_flow returns nonzero.
4406 * flow.c (compute_preds_succs): More accurately determine when
4409 * basic-block.h (free_basic_block_vargs): Provide prototype.
4411 * cccp.c (main): Fix dumb mistakes in last change.
4413 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4415 * rtl.h (addr_diff_vec_flags): New typedef.
4416 (union rtunion_def): New member rt_addr_diff_vec_flags.
4417 (ADDR_DIFF_VEC_FLAGS): New macro.
4419 * sh.c (output_branch): Fix offset overflow problems.
4421 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
4422 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
4423 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
4424 * stmt.c (expand_end_case): Supply new arguments to
4425 gen_rtx_ADDR_DIFF_VEC.
4426 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
4427 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
4428 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
4429 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
4430 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
4431 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
4432 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
4433 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
4434 * i386/freebsd.h, i386/linux.h : Likewise.
4435 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
4436 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
4437 * m68k/mot3300.h, m68k/sgs.h : Likewise.
4438 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
4439 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
4440 (CASE_VECTOR_SHORTEN_MODE): Define.
4441 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
4442 (med_branch_p, braf_branch_p): Don't declare.
4443 (mdep_reorg_phase, barrier_align): Declare.
4444 (ADJUST_INSN_LENGTH): Remove alignment handling.
4445 * sh.c (uid_align, uid_align_max): Deleted.
4446 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
4447 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
4448 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
4449 (output_far_jump): Don't use braf_branch_p.
4450 (output_branchy_insn): Don't use branch_offset.
4451 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
4452 Remove paired barrier stuff.
4453 Don't use cache_align_p.
4454 Take alignment insns into account.
4455 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
4457 (barrier_align, branch_dest): New function.
4458 (machine_dependent_reorg, split_branches): Remove infrastructure
4459 for branch shortening that is now provided in the backend.
4460 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
4461 (braf_branch_p, braf_cbranch_p): Likewise.
4462 (attribute length): Use new attributes.
4463 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
4464 (addr_diff_vec_adjust): Delete.
4465 (align_2): Now a define_expand.
4466 (align_log): Now length 0.
4468 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
4470 * m32r.md (right): Correctly check for length == 2, not 1.
4472 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4474 * mips/mips.h: Prototype `machine_dependent_reorg'.
4475 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
4477 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4479 * final.c (shorten_branches): Restore accidentally removed code.
4481 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4483 * configure.in: Remove duplicate uses of AC_PROG_CC and
4486 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
4488 * configure.in (target_cpu_default2): Correct typo for alphapca56.
4490 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
4491 Doug Evans (devans@cygnus.com)
4493 * haifa-sched.c (build_jmp_edges): Delete dead function.
4494 (build_control_flow): Use cfg routines from flow.c
4495 (schedule_insns): Remove debugging code accidentally checked
4498 * basic-block.h: Add external integer list structures, typdefs,
4499 accessor macros and function declarations. Simlarly for
4500 basic block pred/succ support and simple bitmap stuff.
4501 * flow.c: Add functions for integer list, basic block pred/succ
4502 support and simple bitmap support.
4503 (compute_dominators): New function to compute dominators and
4505 (find_basic_blocks): Split into two functions.
4506 (life_analysis): Likewise.
4507 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
4508 the life_analysis from toplev.c
4509 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
4510 life_analysis instead of flow_analysis.
4512 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4514 * jump.c (jump_optimize): Call mark_jump_label also for deleted
4516 (mark_jump_label): Don't increment ref counts for deleted insns.
4518 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4520 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
4522 * mips/mips.c: Include stdlib.h and unistd.h.
4523 (mips_asm_file_end): Add braces around empty body in an if-statement.
4524 (function_prologue): Wrap variable `fnname' in
4525 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
4526 (mips_select_rtx_section, mips_select_section): Declare as void.
4528 * mips/mips.h: Add prototypes for extern functions in mips.c.
4529 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
4530 (ENCODE_SECTION_INFO): Add braces around empty body in an
4533 * mips/mips.md (movdi): Add parentheses around && within ||.
4534 (movsf, movdf): Likewise.
4535 (branch_zero, branch_zero_di): Add default case in
4539 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
4541 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
4542 real constants, since they can't be changed.
4543 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4544 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
4545 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4546 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4547 * alpha/vms.h (TARGET_OPEN_VMS): New.
4548 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
4550 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
4552 * reload.c (find_reloads): Always force (subreg (mem)) to be
4553 reloaded if WORD_REGISTER_OPERATIONS.
4555 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
4557 * haifa-sched.c (free_list): Rename from free_pnd_lst.
4558 (free_pending_lists): Rename free_pnd_lst uses.
4559 (remove_dependence): Place expunged element on unused_insn_list.
4560 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
4561 gen_rtx_*_LIST and alloc_rtx to use them.
4562 (compute_block_backward_dependences): Free the reg_last_* lists.
4564 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
4566 * cccp.c (main): Avoid undefined behavior when setting pend_includes
4569 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4571 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
4572 USE_GNULIBC_1 is defined
4573 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
4574 includes the t-linux-gnulibc1 fragment
4576 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
4578 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
4580 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4582 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
4584 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4586 * final.c (shorten_branches): Tag the loop alignment onto the
4587 first label after NOTE_INSN_LOOP_BEG even if there is an
4590 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4592 * final.c (insn_current_reference_address):
4593 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
4594 proper alignment chain.
4596 * final.c (max_labelno): New static variable.
4597 (final_scan_insn): Check max_labelno before outputting an
4598 alignment for a label.
4599 (shorten_branches): Remove unused variable length_align.
4601 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4603 * sparc.c (ultrasparc_adjust_cost): Add default case in
4606 * sparc.h: Add prototypes for extern functions defined in
4609 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
4611 * toplev.c: Only generate <name>.dbr file when dumping RTL if
4612 DEALY_SLOTS is defined.
4614 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
4616 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
4617 in call to fill_slots_from_thread.
4619 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
4621 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
4622 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
4624 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4626 * final.c (insn_last_address, insn_current_align, uid_align):
4628 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
4629 (insn_current_reference_address): Likewise.
4630 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
4631 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
4632 (label_to_alignment): New function.
4633 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
4634 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
4635 insn_current_reference_address instead of insn_current_address.
4636 (or_attr_value, write_length_unit_log): New functions.
4637 (main): Call write_length_unit_log.
4638 (write_const_num_delay_slots): Output extra '\n'.
4639 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
4641 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
4642 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
4643 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
4645 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
4646 (LABEL_ALIGN_AFTER_BARRIER).
4647 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
4648 * ns32k/tek6000.h: Likewise.
4649 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
4650 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
4651 ASM_OUTPUT_ALIGN_CODE.
4653 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
4655 * version.c: Bump for snapshot.
4657 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
4659 * version.c: Bump for snapshot.
4661 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
4663 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
4664 if condition code of jump conflicts with opposite_needed.
4666 * reorg.c (fill_slots_from_thread): Mark resources referenced in
4667 opposite_needed thread. Return delay_list even when cannot get
4668 any more delay insns from end of subroutine.
4670 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
4672 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
4673 All callers changed.
4675 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4677 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
4678 end_fde_sort): New functions for fast sorting of an FDE array.
4679 (fde_insert): Simplified.
4680 (add_fdes): Change argument list.
4681 (frame_init): Use the new functions.
4683 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
4685 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
4687 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
4689 * fold-const.c (fold_range_test): Always return a value.
4691 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
4693 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
4694 data in the text section unless READONLY_DATA_SECTION is defined.
4696 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
4698 * c-parse.in (undeclared variable error): Tweak error message to
4701 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
4703 * version.c: Bump for snapshot.
4705 1998-02-28 Mark Mitchell <mmitchell@usa.net>
4707 * final.c (final_scan_insn): Undo overzealous removal of `set'.
4709 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4711 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
4712 case, add parentheses to specify the proper order of precedence in
4716 * c-aux-info.c: Include string.h/strings.h.
4718 * pa.c: Include stdlib.h.
4719 (pa_combine_instructions): Prototype the function.
4720 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
4721 (reloc_needed): Add default case for enumeration switch.
4722 (remove_useless_addtr_insns): Remove unused variable `all'.
4723 (hppa_expand_prologue): Add explicit braces to avoid
4725 (output_function_epilogue): Remove unused variable `i'.
4726 (output_millicode_call): Remove unused variable `link'.
4727 (shadd_constant_p, forward_branch_p): Make the function static.
4728 (following_call): Explicitly declare to return int.
4729 (pa_reorg): Declare as void.
4730 (pa_combine_instructions): Declare as static void. Add
4731 parentheses around && within ||.
4733 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
4734 following_call, function_label_operand, lhs_lshift_cint_operand
4737 * pa.md: Add parentheses around && within ||.
4739 * cppalloc.c: Include stdlib.h.
4741 * cpperror.c (cpp_print_containing_files): Remove unused variable
4742 `i'. Fix format specifier in fprintf.
4744 * cse.c (cse_around_loop): Add explicit braces to avoid
4746 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
4748 * expr.c (expand_expr): Add parentheses around && within ||.
4750 * final.c (app_enable): Replace fprintf with fputs where there are
4751 no format specifiers and no trailing argument after the string.
4752 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
4753 (app_disable): Likewise.
4754 (final_end_function): Likewise.
4755 (final_scan_insn): Likewise. Remove unused variable `set'.
4756 (profile_function): Wrap empty if-statement body in {} brackets.
4758 * function.c: Include stdlib.h.
4759 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
4760 (reposition_prologue_and_epilogue_notes): Add parentheses
4761 around assignment used as truth value.
4763 * integrate.c (expand_inline_function): Wrap variable
4764 `cc0_insn' in macro HAVE_cc0.
4766 * jump.c (jump_optimize): Wrap variable `q' in macro
4767 HAVE_cc0. Remove unused variable `prev1'.
4769 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
4770 within ||. Fix format specifier in fprintf.
4771 (__bb_init_prg): Add parentheses around assignment used as
4774 * local-alloc.c: Include stdlib.h.
4775 (requires_inout): Add parentheses around assignment used
4778 * loop.c (analyze_loop_iterations): Wrap prototype and definition
4779 in macro HAVE_decrement_and_branch_on_count.
4780 (insert_bct, instrument_loop_bct): Likewise.
4781 (move_movables): Add parentheses around assignment used as
4783 (consec_sets_invariant_p): Likewise.
4784 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
4786 * objc/objc-act.c: Include stdlib.h.
4787 (lookup_method_in_protocol_list): Wrap empty else-statement body
4789 (lookup_protocol_in_reflist): Likewise.
4790 (objc_add_static_instance): Remove unused variables `decl_expr'
4792 (get_objc_string_decl): Remove unused variable `decl'.
4793 (generate_static_references): Remove unused variables `idecl' and
4795 (check_protocols): Wrap empty else-statement body in braces.
4797 * protoize.c: Include stdlib.h.
4798 (substr): Add parentheses around assignment used as truth value.
4799 (abspath): Likewise.
4800 (shortpath): Likewise.
4802 * regmove.c (fixup_match_1): Add parentheses around assignment
4803 used as truth value.
4805 * reload.c (push_secondary_reload): Remove unused variable `i'.
4806 (find_reloads): Add parentheses around assignment used as truth
4809 * reload1.c: Include stdlib.h.
4811 * rtl.h: Correct typo in prototype of offsettable_memref_p.
4813 * stmt.c (add_case_node): Add parentheses around assignment used
4815 (case_tree2list): Likewise.
4817 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
4818 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
4819 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
4820 (merge_attributes): Add explicit braces to avoid ambiguous
4823 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
4826 * varasm.c: Include stdlib.h.
4829 * system.h: Remove sys/stat.h.
4830 * gcc.c: Add sys/stat.h.
4832 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
4833 * genattrtab.c: Likewise.
4834 * genconfig.c: Likewise.
4835 * genemit.c: Likewise.
4836 * genextract.c: Likewise.
4837 * genflags.c: Likewise.
4838 * genopinit.c: Likewise.
4839 * genoutput.c: Likewise.
4840 * genpeep.c: Likewise.
4841 * genrecog.c: Likewise.
4842 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
4844 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4846 * invoke.texi: Use @itemx for a secondary item in a @table.
4848 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
4851 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
4853 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
4855 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
4857 * i386.c (struct machine_function): Add new fields for PIC stuff.
4858 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
4860 (restore_386_machine_status): Corresponding changes.
4861 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
4863 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
4865 * c-parse.y (undeclared variable error): Tweak error message
4868 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
4870 * flags.h (g_switch_value, g_switch_set): Declare.
4871 * alpha.c (override_options): Set g_switch_value=8 if not set.
4872 * alpha/elf.h (CC1_SPEC): New.
4874 (LINK_SPEC): Pass along the -G value we were given.
4875 (LOCAL_ASM_OP): Remove.
4876 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
4877 (MAX_OFILE_ALIGNMENT): New.
4878 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
4879 (EXTRA_SECTIONS): Add sbss and sdata.
4880 (SECTION_FUNCTION_TEMPLATE): New.
4881 (EXTRA_SECTION_FUNCTIONS): Use it.
4882 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4883 (SELECT_SECTION): Use sdata when small enough.
4884 * alpha/linux.h (ASM_SPEC): Remove.
4887 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4888 * config.sub (sco5): Fix typo.
4890 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
4892 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
4894 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
4895 * config/alpha/t-linux: Remove file.
4896 * config/sparc/t-linux: Remove file.
4897 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
4898 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
4899 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
4901 (alpha*-*-linux-gnu*): Likewise.
4902 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
4903 (sparc-*-linux-gnu*): Likewise.
4905 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
4906 * collect2.c (ldd_file_name): Bracket declaration with same
4908 (full_real_ld_suffix): Deleted. Variable was calloced and
4909 written into, but never read.
4911 1998-02-23 Mike Stump <mrs@wrs.com>
4913 * configure.in: Add support for i386-wrs-vxworks configuration.
4914 * i386/vxi386.h: New file.
4916 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4918 * tree.c (contains_placeholder_p): Ensure function always returns
4920 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
4921 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
4923 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
4925 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
4927 1998-02-22 Paul Eggert <eggert@twinsun.com>
4929 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
4930 Define this new symbol.
4931 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
4932 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
4933 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
4935 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
4937 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
4938 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
4940 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
4942 * objc/Object.m (-error): Call objc_verror with our va_list.
4944 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4946 * collect2.c (scan_prog_file): Completely cover uses of variable
4947 `exports' with macro COLLECT_EXPORT_LIST.
4949 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
4951 * version.c: Bump for snapshot.
4953 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
4955 * sched.c (schedule_block): Remove code to get arguments from hard
4956 regs into pseudos early. Same as Aug 25, 1997 change to
4959 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
4961 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
4963 1998-02-16 Mark Mitchell <mmitchell@usa.net>
4965 * toplev.c (rest_of_compilation): Do not defer the output of a
4968 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
4970 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
4971 continuation character (line 243).
4973 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4975 * genrecog.c (main): Remove duplicated sentence in emitted comment.
4977 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
4978 David Edelsohn <edelsohn@mhpcc.edu>
4980 * collect2.c (XCOFF_SCAN_LIBS): Remove.
4981 (export_flag): New variable.
4982 (export_file): #ifdef COLLECT_EXPORT_LIST.
4983 (import_file, exports, imports, undefined): New variables.
4984 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
4985 (dump_list, dump_prefix_list, is_in_list): New functions.
4986 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
4987 (write_import_file, resolve_lib_name): New functions.
4988 (use_import_list, ignore_library): Same.
4989 (collect_exit): maybe_unlink import_file and #ifdef.
4991 (main): New variable importf, #ifdef exportf. Move parsing of
4992 -shared before general argument parsing. Resolve AIX library
4993 paths and import libgcc.a symbols. Treat .so shared libraries the
4994 same as objects and .a libraries. Create alias for object_lst and
4995 increment it instead of original pointer. Scan AIX libraries as
4996 objects earlier instead of using scan_libraries. Perform AIX
4997 tlink later to resolve templates instead of forking ld.
4998 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
4999 (GCC_UNDEF_SYMBOL): New macro.
5000 (scan_prog_file): Loop for members of AIX libraries. Handle
5001 export/import of ctors/dtors.
5002 (aix_std_libs): New variable.
5003 (scan_libraries, XCOFF): Delete.
5005 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
5007 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
5009 1998-02-19 Mike Stump <mrs@wrs.com>
5011 * Makefile.in: Use $tooldir for sys-include to match toplevel
5014 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
5015 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5017 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
5019 * emit-rtl.c (hard-reg-set.h): Include.
5020 (get_lowpart_common): Don't make new REG for hard reg in a
5021 class that cannot change size.
5022 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
5024 * combine.c: Revert previous patch.
5026 1998-02-19 Paul Eggert <eggert@twinsun.com>
5028 * config/sparc/sol2-sld.h: New file.
5029 * configure.in (sparc-*-solaris2*): Use it when using the
5032 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
5034 * loop.c (force_movables): Fix typo.
5036 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
5038 * m88k.h: Change file pattern to match reality.
5040 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
5042 * varasm.c (output_constant_pool): Fix dumb thinko in last
5045 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
5046 a function name to a section name.
5048 1998-02-18 Doug Evans <devans@cygnus.com>
5050 * tree.h (merge_machine_{type,decl}_attributes): Declare.
5051 (split_specs_attrs, strip_attrs): Add prototypes.
5052 * tree.c (merge_machine_{type,decl}_attributes): New functions.
5053 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
5054 Update olddecl's attributes too.
5055 * c-common.c (strip_attrs): New function.
5056 * c-typeck.c (common_type): Call merge_machine_type_attributes.
5057 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
5058 (make_decl_rtl): Likewise.
5060 1998-02-18 Jim Wilson <wilson@cygnus.com>
5062 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
5064 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
5066 Remove this change until we can fix it correctly.
5067 * collect2.c: Bracket declaration of 'exportf' and
5068 'full_real_ld_suffix'.
5070 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5072 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
5074 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5076 * c-common.c (c_expand_start_cond, c_expand_end_cond,
5077 c_expand_start_else): Don't warn about non-ambiguous else even if
5080 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
5082 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
5083 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
5086 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
5088 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
5089 simplifying a subreg of a hard reg.
5090 (expand_compound_operation): Likewise.
5091 (force_to_mode): Likewise.
5093 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5095 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
5096 (lshift_double): Add parentheses around + or - inside shift.
5097 (rshift_double): Likewise.
5098 (size_int_wide): Explicitly set type of `bit_p' to `int'.
5100 * Makefile.in (fold-const.o): Depend on system.h.
5102 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
5105 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
5106 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
5107 (sched_note_set): Remove unused parameter `b', all callers changed.
5108 (schedule_block): Likewise for `rgn'.
5109 (split_hard_reg_notes): Likewise for `orig_insn'.
5110 (check_live): Likewise for `trg'.
5111 (update_live): Likewise.
5112 (check_live_1): Explcitly declare variable `i' as int.
5113 (update_live_1): Likewise.
5114 (insn_issue_delay): Remove unused variable `link'.
5115 (sched_analyze_2): Add default case in enumeration switch.
5116 (schedule_insns): Remove unused variable `i'.
5118 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
5120 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
5122 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
5123 a dangling else clause.
5125 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
5127 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
5128 pointer for the stack pointer in MIPS16 and 64BIT.
5130 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5132 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
5133 * emit-rtl.c (force_line_numbers, restore_line_number_status):
5135 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
5136 (expand_start_case): Adjust to this change.
5137 (check_seenlabel): New function.
5138 (pushcase, pushcase_range, expand_endcase): Use it.
5140 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5142 * i386.md (adddi3): Add =!r,0,0,X alternative.
5144 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
5146 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
5147 * x-aix31 (INSTALL): Delete.
5149 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
5151 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
5152 tsize changes to something other than zero.
5154 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
5156 * ginclude/va-mips.h: Replace casts of pointers to int with
5157 casts of pointers to __PTRDIFF_TYPE__.
5159 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
5161 * loop.c (strength_reduce, record_biv, record_giv): Use
5162 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
5164 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
5166 * tree.c (first_rtl_op): New fn.
5167 (unsave_expr_now): Use it.
5168 * print-tree.c (print_node): Likewise.
5169 * tree.c (has_cleanups): New fn.
5170 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
5171 conservative about pushing the cleanup point down.
5172 * tree.h: Declare them.
5174 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
5176 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
5177 (flag_schedule_reverse_after_reload): Likewise.
5178 (f_options): Remove reverse scheduling support.
5179 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
5180 (flag_schedule_reverse_after_reload): Likewise.
5181 * haifa-sched.c (rank_for_schedule): Remove support for reverse
5184 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5186 * gcc.c: Get system includes, prototypes and macros via "system.h"
5187 instead of doing it manually. Change all calls of the ctype
5188 macros to custom versions defined in "system.h".
5190 * system.h: Fix return type of bcmp prototype from `void' to `int'.
5191 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
5192 Add a prototype for getenv.
5194 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
5196 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
5198 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
5200 * alias.c: Include <stdlib.h> and <string.h>.
5201 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
5203 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
5205 * version.c: Bump for snapshot.
5207 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
5209 * arm.md (movsfcc): Also validate operands[3] when compiling hard
5211 (movdfcc): Only accept fpu_add_operand for operands[3].
5213 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
5214 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
5216 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
5218 * varasm.c (output_constant_pool): Bring back 'done' label inside
5219 an appropriate #ifdef.
5221 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
5223 (bitmap_copy, bitmap_operation): Likewise.
5224 * combine.c (combinable_i3pat): Similarly for 'src'.
5225 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
5226 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
5227 * regclass.c (copy_cost): Similarly for 'secondary_class'.
5228 * reload.c (make_memloc): Simliarly for 'i'.
5229 (find_reloads_address_1): Similarly for 'link'.
5230 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
5231 (emit_reload_insns): Similarly for 'second_reloadreg'.
5232 * unroll.c (iteration_info): Similarly for 'v'.
5234 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
5235 * calls.c (expand_call): Similarly for 'i'.
5236 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
5237 * fold-const.c (strip_compund_expr): Similarly for 'type'.
5238 * function.c (fixup_var_refs_1): Similarly for 'width'.
5239 (fixup_memory_subreg): Similarly for 'saved'.
5240 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
5241 (setjmp_protect): Similarly for 'sub'.
5242 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
5243 * loop.c (record_giv): Similarly for 'p'.
5244 (combine_givs): Similarly for 'temp_iv'.
5245 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
5246 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
5247 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
5248 * unroll.c (unroll_loop): Similarly for 'copy'.
5249 (iteration_info): Similarly for 'b'.
5250 * varasm.c (assemble_string): Similarly for 'i'.
5251 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
5253 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
5255 * c-lang.c (lang_print_xnode): New function.
5256 * objc/objc-act.c (lang_print_xnode): Likewise.
5257 * print-tree.c (print_node): Call it
5259 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
5261 * dwarf2out.c (decl_scope_node): New type.
5262 (decl_scope_table): Change type to use it.
5263 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
5264 (push_decl_scope): Use new type. New locals containing_scope, i.
5265 Add code to handle setting previous field.
5266 (scope_die_for): Change type of local i to int. Add code to use
5268 (dwarf2out_init): Use new type.
5270 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
5272 * except.c (emit_throw): Lose throw_used.
5274 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5276 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
5278 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
5280 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
5282 * genextract.c (main): Fix typo.
5284 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
5286 * c-lang.c (finish_file): Bracket declaration of static_ctors,
5289 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
5290 'old_stack_arg_under_construction'
5291 (emit_library_call): Bracket declaration of 'upper_bound',
5292 'lower_bound', 'i', 'reg_parm_stack_space'
5293 (emit_library_call_value): Likewise.
5296 * collect2.c: include <unistd.h> when appropriate.
5297 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
5299 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
5301 * explow.c (plus_constant_for_output_wide): Remove unused variable
5303 (memory_address): Remove unused variable 'orig_x'.
5305 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
5306 (write_const_num_delay_slots): Remove unused variable 'i'.
5308 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
5309 (gen_insn): Remove unused variable 'obstack_ptr'.
5311 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
5313 (__bb_exit_trace_func): Remove unused variable 'e'.
5315 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
5317 (expand_unop): Remove unused variable 'funexp'.
5318 (expand_complex_abs): Remove unused variable 'funexp'.
5319 (init_optabs): Bracket declaration of 'j'.
5320 (init_complex_libfuncs): Deleted. Dead static function.
5322 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
5324 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
5325 (reg_to_stack): 'initialized', 'before_function_beg'
5326 explictly type as ints instead of defaulting.
5327 (emit_swap_insn): Remove unused variable 'i2'.
5328 (compare_for_stack_reg): Remove unused variable 'src_note'.
5330 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
5332 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
5334 * stmt.c (add_case_node): Add parens for assignment used as truth.
5335 (all_cases_count): Remove unused variable 'count_high'.
5336 (mark_seen_cases): Remove unused variable 'i'.
5337 (check_for_full_enumeration_handling): Remove unused variable 't'.
5338 Bracket declaration of 'all_values', 'l'.
5340 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
5342 * varasm.c (assemble_string): Remove unused variable 'i'.
5343 (immed_double_const): Remove unused variable 'in_current_obstack'.
5344 (immed_real_const_1): Likewise.
5345 (output_constant_pool): Remove unreferenced label 'done'.
5346 (output_constant): Remove unused variable 'x'.
5348 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
5351 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
5354 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5356 * combine.c (can_combine_p): Handle USEs in PARALLELs.
5358 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
5360 * config/linux.h (LIB_SPEC): Add -lc for -shared if
5361 USE_GNULIBC_1 is not defined.
5362 * config/sparc/linux.h; Ditto.
5364 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
5366 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
5367 USE_GNULIBC_1 is not defined.
5369 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5371 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
5374 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5376 * system.h: New file to get common systems includes and various
5377 definitions and declarations based on autoconf macros.
5379 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
5381 * cccp.c (new_include_prefix): Correctly handle -I./.
5383 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
5385 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
5387 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
5389 * expr.c (expand_assignment): Correct typo exposed by -Wall.
5390 offset should have been a truth value, not an assignment.
5392 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
5394 * cse.c (delete_dead_from_cse): If a libcall produces a constant
5395 result and that result can be substituted into SET_SRC of the
5396 insn with the REG_RETVAL note, then perform the substitution
5397 and delete the libcall.
5399 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
5401 * mips.md (trucndihi2,truncdiqi2): Change these to support
5404 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
5406 * mips/mips.c (movdi_operand): Direct referances to symbols
5407 that arn't mips16 consts in mips16 mode arn't valid operands.
5409 * mips/mips.c (mips_move_2words): Add gprel handling.
5411 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
5413 * mips.md (extendsidi2): Allow extension to/from a non-mips16
5416 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
5418 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
5421 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5423 * Makefile.in (WARN_CFLAGS): New variable.
5424 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
5426 1998-02-11 Mark Mitchell <mmitchell@usa.net>
5428 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
5429 falling through default case in switch.
5430 (i386_aligned_p): Likewise.
5432 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
5434 * mips/mips.h (mips_abi_string): Correct typo in comment.
5436 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
5438 * mips/mips.md (movdi): These PLUS's need to be Pmode.
5440 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5442 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
5443 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
5444 indirectly via expr.h.
5446 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
5448 * stor-layout.c (layout_type): Do upper - lower in the native type,
5449 so as to properly handle negative indices.
5451 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
5453 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
5454 (expand_eh_region_start_tree): Remove unused variable 'note'.
5455 (exception_optimize): Remove unused variable 'regions'.
5456 (expand_builtin_eh_stub): Remove unused variable 'temp'.
5457 (copy_eh_entry): Deleted. Dead function.
5459 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
5460 'last' with same #if HAVE_load_multiple as use of it.
5461 (move_block_from_reg): Likewise.
5462 (emit_move_insn_1): Remove unused variable 'insns'.
5463 (store_constructor): Bracket declaration of startb, endb with
5464 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
5465 'target', and 'xtarget'.
5466 (expand_builtin_setjmp): Remove unused variables 'op0',
5467 'next_arg_reg', 'old_inhibit_defer_pop'.
5468 (expand_builtin): Remove unused variable 'offset'.
5469 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
5470 (emit_queue): Add parens for assignment used as conditional.
5471 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
5473 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
5475 * i386.c: Added include for recog.h.
5476 (override_options): Removed unused variable p. Initialized regno to
5478 (order_regs_for_local_alloc): Initialized regno to avoid warning.
5479 (legitimize_address): Likewise for 'other'.
5480 (i386_aligned_reg_p): Added default case with abort ().
5481 (print_operand): Likewise.
5482 (reg_mentioned_in_mem): Likewise.
5483 (ix86_expand_binary_operator): Removed unused variables i & insn.
5484 (ix86_expand_unary_operator): Removed unused variable insn.
5485 (output_fp_cc0_set): Removed unused variable unordered_label.
5487 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
5489 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
5490 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
5491 and format string match.
5493 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
5495 * flow.c (life_analysis): Do not conside the stack pointer live at
5496 the end of a function if the fucntio ncalls alloca.
5497 (mark_used_regs): Similarly.
5499 1998-02-10 John F Carr <jfc@mit.edu>
5501 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
5502 1, fzero on alternative 8.
5504 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5506 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
5508 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5510 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
5511 SUBREGs of CONST_INTs.
5513 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
5515 * mips.c (print_operand, function_prologue): Make printf format
5516 match argument type.
5518 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5520 * alpha.c (alpha_return_addr): Remove unused variable `first'.
5521 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
5522 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
5524 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5526 * loop.c (strength_reduce): When placing increment for auto-inc
5527 case, do comparison in loop order.
5529 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
5531 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
5532 not a HOST_WIDE_INT.
5534 * calls.c (expand_call): Change test of expand_inline_function
5535 return value to stop compiler warning.
5537 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
5539 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
5540 Jeff Law (law@cygnus.com)
5542 * regmove.c: Fix various minor formatting problems.
5543 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
5544 is true. Make end of basic block tests consistent through regmove.c.
5545 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
5546 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
5548 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * gansidecl.h: Check for a conflicting macro definition before
5551 attempting to prototype bcopy, bcmp or bzero.
5553 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
5555 * expr.c (clear_pending_stack_adjust): Handle case where a function
5556 calls alloca, but the user has specified -fomit-fframe-pointer.
5558 * function.c (assign_parms): Fix typo in last change.
5560 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
5562 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
5564 (free_path_suffix): Remove unreferenced static function.
5565 (process_command): Remove unused variable temp.
5566 (default_arg): Remove unused variable i.
5567 (do_spec_1): Add parens for assignment used as truth value.
5569 (validate_all_switches): Likewise.
5570 (main): Remove unused variables i, first_time>
5572 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
5574 * calls.c (expand_call): Remove unused variables funtree,
5575 n_regs, and tmpmode.
5577 * dbxout.c, except.c: Include <string.h>/<strings.h>.
5579 * explow.c: (plus_constant_for_output_wide) Removed unused
5580 variable all_constant.
5582 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
5583 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
5584 genrecog.c, global.c, integrate.c , stupid.c : Include
5587 * genextract.c: (walk_rtx) Remove unused variable link.
5589 * genrecog.c: (concat) Remove unreferenced static function.
5591 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
5593 * stmt.c: Include <stdlib.h>.
5594 (expand_asm_operands): Remove unused variable val1.
5595 (expand_return): Remove unused variable block.
5596 (pushcase): Remove unused variables l and n.
5597 (pushcaserange): Likewise.
5599 * unroll.c (unroll_loop): Remove unused variable temp.
5601 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
5603 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
5605 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5607 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
5608 functions for whether they support the %p format specifier.
5609 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
5610 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
5611 * configure, config.in: Rebuild.
5613 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
5615 * function.c (assign_parms): New variable named_arg, with value
5616 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
5618 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
5620 * mips/t-r3900: New - same as t-ecoff but eliminate
5621 multilibs: mips1 and mips3.
5622 * configure.in (tx39*): Use new mips/t-r3900.
5623 * configure: Rebuild.
5624 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
5626 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
5628 * dwarf2out.c: Add old_args_size.
5629 (dwarf2out_args_size): Use it.
5630 (dwarf2out_begin_prologue): Initialize it.
5631 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
5632 pushed args until we see a call.
5633 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
5634 before outputting them.
5636 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
5638 * cplus-dem.c (demangle_template_template_parm): New function.
5639 (demangle_template): Handle template template parameters.
5641 1998-02-02 Mark Mitchell <mmitchell@usa.net>
5643 * calls.c (expand_call): Don't confuse member functions named
5644 realloc, setjmp, and so forth with the standard library
5645 functions of the same names.
5647 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
5649 * stmt.c (expand_asm_operands): Correctly identify asm statements
5652 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
5654 * c-common.c (decl_attributes): Flag unrecognized attribute
5655 functions as warnings instead of as errors.
5657 1998-02-05 Marc Lehmann <pcg@goof.com>
5659 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
5660 when -Os is specified.
5661 * toplev.c (main): Don't disable flag_inline_functions anymore when
5664 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5666 * regmove.c: Update.
5667 * flags.h (flag_regmove): Declare.
5668 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
5669 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
5670 Moved into regmove; changed caller.
5671 * toplev.c (rest_of_compilation): Call regmove_optimize also for
5672 expensive_optimizations.
5674 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
5676 * version.c: Bump for snapshot.
5678 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5679 Undo this change (the problem was actually in reload):
5680 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5682 * sh.md (movqi_i+1): New peephole.
5684 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
5686 * jump.c (jump_optimize): Lose calls to modified_in_p they are
5687 not needed anymore due to changes elsewhere in jump.c.
5689 * jump.c (jump_optimize): Fix first arg to modified_in_p in
5692 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
5694 * expr.c (expand_builtin_setjmp): Accept two new arguments for
5695 the labels to branch to on first and subsequent executions. Don't
5696 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
5697 and provide it with the jmp_buf. Use only one of
5698 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
5699 and provide the former with the target label.
5700 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
5701 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
5702 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
5703 insn to replace all of the normal nonlocal_goto code. Don't play
5704 with __dummy. Correct arguments to nonlocal_goto.
5705 * expr.h (expand_builtin_setjmp): Update prototype.
5706 * except.c (start_dynamic_handler): When using builtin_setjmp,
5707 generate more accurate flow information.
5709 * alpha.md (nonlocal_goto_receiver_osf): Delete.
5710 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
5711 (builtin_longjmp, builtin_setjmp_receiver): New.
5712 * sparc.md (update_return): Disambiguate unspec number.
5713 (nonlocal_goto): Rearrange arguments to match caller in except.c.
5714 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
5716 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
5717 (builtin_setjmp_setup*, builtin_longjmp): New.
5719 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
5721 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
5723 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
5725 * vmsconfig.com: Remove bytecode references.
5727 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5729 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
5730 -fno-sjlj-exceptions works for a target that defines
5731 DWARF2_UNWIND_INFO as zero.
5733 * regmove.c (fixup_match_1): Undo last change which removed some
5734 "useless" code, and add a comment explaining this.
5736 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
5738 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
5741 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
5743 * makefile.vms: Remove bytecode references.
5744 Create genrtl files.
5746 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5748 * jump.c (jump_optimize): Allow conditional loading of floating point
5749 constants and constants from memory. Reinstalled modified_in_p tests.
5751 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5753 * loop.c (get_condition): Handle sign-extended constants.
5755 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
5757 * expr.c (emit_push_insn): Add code to use movstrti if present.
5759 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
5760 and movstrqi as in emit_block_move ().
5762 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
5764 * config/m68k/x-next: Remove /NextDeveloper/Headers from
5765 the directories to fixinclude - /usr/include is a link
5766 to it and hence its contents are fixed by default.
5768 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5770 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
5772 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
5774 * cccp.c (main): Predefine __VMS_VER on VMS.
5776 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5778 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
5779 * fold-const.c (size_int): Replace with
5781 (make_bit_field_ref): Use bitsize_int for bit position.
5782 * stor-layout.c (sizetype): Delete.
5783 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
5784 (layout_record, layout_union, layout_type):
5785 Use bitsize_int for bit size.
5786 (set_sizetype): New function.
5787 (make_signed_type, make_unsigned_type): Use it.
5788 * c-decl.c (init_decl_processing): Likewise.
5789 * tree.h (size_int): Don't delcare, #define.
5790 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
5791 (set_sizetype): Declare.
5792 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
5794 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
5795 Convert result to sizetype.
5796 (really_start_incremental_init, push_init_level):
5797 Set type of constructor_bit_index to sbitsizetype.
5798 (push_init_level): Use unsigned arithmetic to determine padding.
5799 (output_init_element): Likewise.
5801 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
5803 * combine.c (simplify_shift_const): Fix typo in last change.
5805 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
5807 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
5808 is (truncate (lshiftrt)).
5810 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
5812 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
5813 Make sure result winds up in TGT.
5814 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
5815 src to be other than DImode.
5816 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
5817 (alpha_expand_unaligned_store_words): Likewise.
5818 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
5819 that source and destination are separately optimized for alignment.
5820 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
5822 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
5824 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
5825 with handling of -32768.
5827 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5829 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
5830 shell variable argument instead of only hard coded functions.
5831 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
5833 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
5834 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
5835 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
5836 declarations for bcopy, bcmp and bzero.
5838 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
5840 * gansidecl.h: If we have bcopy but don't declare it, then do so.
5841 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
5842 bzero, index and rindex if they aren't already present.
5844 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
5846 * toplev.c (close_dump_file): Wrap function prototype for
5847 argument "func" in PROTO.
5848 (dump_rtl): Likewise.
5850 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
5852 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
5854 (output_function_epilogue): Omit epilogue if nothing drops through.
5855 (output_move_double): Supress int ldd usage on ultrasparc and v9.
5856 (registers_ok_for_ldd_peep): Likewise.
5857 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
5858 (ultrasparc_adjust_cost): New function.
5859 (sparc_issue_rate): New function.
5860 * sparc.h (MASK_VIS, TARGET_VIS): New
5861 (MASK_V8PLUS, TARGET_V8PLUS): New.
5862 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
5863 (TARGET_SWITCHES): Add vis and v8plus.
5864 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
5865 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
5866 (RTX_COSTS): Use TARGET_HARD_MUL
5867 (ADJUST_COST): Call ultrasparc_adjust_cost.
5869 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
5870 of load & fp appropritely.
5871 (supersparc function units): Adjust for Haifa.
5872 (ultrasparc function units): Likewise.
5873 (get_pc_via_rdpc): All v9, not just arch64.
5874 (movdi_v8plus, movdi_v8plus+1): New.
5875 (adddi3_sp32+1): New.
5876 (subdi3_sp32+1): New.
5877 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
5878 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
5879 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
5880 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
5881 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
5882 (ldd peepholes): Suppress for v9.
5883 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
5884 (return_subsi): Revmove.
5886 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
5888 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
5889 save/restore MEM rtl.
5891 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
5893 * configure.in: Check for declaration of abort.
5894 * acconfig.h: Corresponding changes.
5895 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
5898 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
5900 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
5903 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
5905 * version.c: Bump for snapshot.
5907 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
5909 * configure.in: Check for atoq and atoll.
5910 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
5911 proper routine for converting ascii into long long values.
5913 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
5915 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
5917 * vmsconfig.com: Remove bytecode references.
5919 * alpha/vms.h (PREFIX): Define.
5921 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5923 * am-alpha.h: Don't include alloca for OPEN_VMS.
5925 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
5927 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
5928 (GCC_INCLUDE_DIR): Define
5930 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
5931 * makefile.vms: New file.
5933 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
5935 * alpha.c (output_prolog): Output '.name' directive
5936 for minimal traceback information.
5938 * alpha.c (output_prolog): Don't prepend entry point symbols
5939 with '$' on OPEN_VMS.
5941 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
5942 Jeffrey A Law (law@cygnus.com)
5944 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
5947 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
5949 * genemit.c (gen_exp): Likewise.
5950 * genpeep.c (match_rtx): Likewise.
5951 * genrecog.c (write_tree_1): Likewise.
5953 * c-lex.c (yyprint): Use proper format string based upon
5954 disposition of HOST_BITS_PER_WIDE_INT.
5955 (yylex): Put casts in right place for args to build_int_2.
5957 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
5959 * combine.c: Fix typos in Jan27 changes.
5961 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
5963 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
5964 (LINK_SPEC): Likewise.
5965 (STARTFILE_SPEC): Likewise.
5967 1998-01-28 Mike Stump <mrs@wrs.com>
5969 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
5971 * genattrtab.c (reload_completed): Define.
5973 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
5976 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5978 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
5979 SUBREG_REG if the word count is unchanged, also in the input reload
5980 case. Disable non-applicable sanity checks.
5982 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
5984 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
5986 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
5988 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
5990 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
5992 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
5993 is a TREE_VEC before trying to use it for baseclasses.
5994 (Chill uses the same field for a different purpose.)
5996 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
5998 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
6000 * config.sub: More accurate determination of HP processor types.
6002 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6004 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
6005 prototype for `handle_sysv_pragma', and make it static. Add
6006 parentheses around assignment used as truth value.
6008 * combine.c (combine_instructions): Protect variable `prev' with
6010 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
6011 (extract_left_shift): Add parentheses around operand of &.
6012 (merge_outer_ops): Avoid an empty body in an else-statement.
6013 (gen_rtx_combine): Remove unused variable `i'.
6015 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
6016 function monstartup `void'. Likewise for internal_mcount. Add
6017 `static void' prototype for moncontrol. Reconcile sprintf format
6020 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
6021 Make return type of function_arg_slotno explicitly `int'.
6022 (reg_unused_after): Add parentheses around assignment used as
6024 (save_regs): Add explicit braces to avoid ambiguous `else'.
6025 (function_arg_slotno): Add parentheses around && within ||.
6026 (function_arg_pass_by_reference): Likewise.
6027 (sparc_flat_output_function_prologue): Reconcile fprintf format
6030 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
6031 assignment used as truth value.
6033 * cplus-dem.c: Include <stdlib.h>.
6034 (demangle_signature): Avoid an empty body in an else-statement.
6035 (do_type): Remove unused variable `lvl'.
6037 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
6038 Include <string.h>/<strings.h>.
6039 (cpp_lex): Remove unused variable `namelen'.
6040 (cpp_lex): Explicitly declare `num_chars' as an int.
6042 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
6043 <unistd.h> instead. Explicitly declare is_system_include
6045 (make_assertion): Remove unused variable `kt'.
6046 (cpp_expand_to_buffer): Hide variable `obuf'.
6047 (output_line_command): Remove unused variables, `line_end',
6048 `line_cmd_buf' and `len'.
6049 (macarg): Remove unused variable `arg_start'.
6050 (special_symbol): Remove unused variable `i'. Add parentheses
6051 around assignment used as truth value.
6052 (do_include): Remove unused variables `pcfname' and `retried',
6053 hide `pcf' and `pcfbuflimit'.
6054 (do_line): Remove unused variable `i'.
6055 (finclude): Hide variable `missing_newline'.
6056 (cpp_handle_options): Remove unused variable `j'.
6057 (read_token_list): Remove unused variable `eofp'.
6058 (cpp_error_with_line): Remove unused variable `i'.
6059 (cpp_warning_with_line): Likewise.
6060 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
6061 (cpp_error_from_errno): Remove unused variable `i'.
6063 * cse.c (invalidate): Add parentheses around assignment used as
6065 (find_best_addr): Move declaration of variable `our_cost' inside
6066 the conditional macro where its used.
6067 (fold_rtx): Avoid an empty body in an if-statement.
6068 (cse_insn): Wrap variables `this_insn_cc0_mode' and
6069 `this_insn_cc0' in macro HAVE_cc0.
6071 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
6072 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
6073 (output_uleb128): Likewise.
6074 (output_sleb128): Likewise.
6075 (output_cfi): Likewise.
6076 (output_call_frame_info): Remove unused variables `j', `fde_size'
6078 (comp_unit_has_inlines): Hide declaration as per rest of file.
6079 (size_of_line_prolog): Correct typo in prototype.
6080 (add_arange): Likewise.
6081 (output_aranges): Likewise.
6082 (add_name_and_src_coords_attributes): Likewise.
6083 (gen_array_type_die): Likewise.
6084 (gen_inlined_subroutine_die): Likewise.
6085 (equate_decl_number_to_die): Remove unused variable `i'.
6086 (print_die): Reconcile format vs. args in fprintf's.
6087 (print_dwarf_line_table): Likewise.
6088 (output_die): Likewise.
6089 (output_line_info): Likewise.
6090 (add_subscript_info): Avoid an empty body in an else-statement.
6091 (gen_subprogram_die): Remove unused variable `fp_loc'.
6093 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
6094 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
6095 macro. Protect `src_coords_attribute' prototype with
6096 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
6097 prototype as in the rest of the file. Likewise for
6098 `output_pointer_type_die' and `output_reference_type_die'. Remove
6099 prototype for `type_of_for_scope'.
6100 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
6101 (type_attribute): Add explicit braces to avoid ambiguous `else'.
6103 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
6104 (shorten_branches): Protect declaration of tmp_length with
6105 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
6106 (profile_function): Protect declaration of `sval' and `cxt'
6107 variables with appropriate macros.
6108 (final_scan_insn): Likewise for `note' variable. Add explicit
6109 braces to avoid empty body in an if-statement.
6110 (output_asm_insn): Move variable `i' inside macro conditional
6111 where it is used. Add parentheses around assignment used as truth
6113 (asm_fprintf) Likewise, likewise.
6115 * fix-header.c (main): Remove unused variable `done'. Protect
6116 declaration of `i' with FIXPROTO_IGNORE_LIST.
6118 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
6120 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
6123 * profile.c: Include <string.h>/<strings.h>.
6124 (instrument_arcs): Remove unused variables `note', `inverted',
6125 `zero' and `neg_one'.
6126 (branch_prob): Avoid empty body in an if-statement.
6128 * regclass.c: Include <stdlib.h>.
6129 (reg_alternate_class): Explicitly declare parameter `regno'.
6131 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
6132 parentheses around assignment used as truth value.
6133 (find_matches): Remove unused variables `output_operand' and
6135 (fixup_match_1): Remove statement with no effect: "if (0) ;".
6137 * scan.c (sstring_append): Explicitly declare `count' as int.
6138 (scan_string): Explicitly declare parameter `init' as int.
6140 * sched.c: Include <stdlib.h>.
6141 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
6142 (rank_for_schedule): Add parentheses around assignment used as
6144 (schedule_block): Likewise.
6145 (regno_use_in): Likewise.
6146 (schedule_insns): Remove unused variable `i'.
6148 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
6149 (v_message_with_decl): Remove unused variable `n'.
6150 (botch): Explicitly declare parameter `s' as char *.
6151 (main): Add parentheses around assignment used as truth value.
6153 * tree.c (make_node): Protect the variable `kind' with the
6154 GATHER_STATISTICS macro.
6155 (real_value_from_int_cst): Move variable `e' inside conditional
6156 macro area where it is used.
6157 (tree_last): Add parentheses around assignment used as truth value.
6158 (build1): Protect the variable `kind' with the GATHER_STATISTICS
6160 (print_obstack_statistics): Reconcile format vs. args in fprintf.
6161 Protect variables `i', `total_nodes', and `total_bytes' with the
6162 GATHER_STATISTICS macro.
6164 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
6166 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
6167 some comments regarding use of dead_or_set_p.
6169 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
6171 * fixincludes: Tweak fix for struct exception in math.h
6173 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
6175 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
6176 Change mode of registers used to add/sub from
6177 hard_frame_pointer_rtx from word_mode to Pmode.
6179 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
6181 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
6182 asm_output_aligned_bss() instead of asm_output_bss().
6184 * toplev.c (rest_of_compilation): Replace references to
6185 stack_reg_dump_file and dbr_sched_dump_file with references to
6188 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
6190 * tlink.c (scan_linker_output): Call fclose() for opened files.
6192 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
6194 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
6195 compiling with -fpic -- we want to be able to override symbols
6197 (alpha_expand_block_move): Fix thinko in last change.
6199 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
6200 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
6201 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
6203 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
6205 * alpha.md (abssf, absdf): Revert last change.
6207 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
6209 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
6210 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
6212 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
6214 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
6215 a CONST_INT into SFmode.
6217 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
6219 * flags.h: New flag (optimize_size).
6220 * toplev.c (main): Parse -Os option and set optimize_space
6222 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
6223 __OPTIMIZE_SIZE__ when compiling with -Os.
6224 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
6225 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
6226 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
6228 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
6230 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
6232 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
6233 stuff only if MCT_TEXT is #define'd.
6235 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
6237 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
6240 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
6242 * toplev.c: Add -dM command line option to dump RTL after the
6243 machine dependent reorganisation pass, if there is one.
6244 Reorganise RTL dump code, so that only one file handle is
6247 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
6249 * except.c (check_exception_handler_labels): Disable warning when
6252 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
6254 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
6256 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6258 * c-decl.c (grokdeclarator): Get parameter tags from
6259 last_function_parm_tags.
6260 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
6261 traversing the parameter types.
6262 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
6264 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
6266 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
6268 (get_shift_alg): Fix typo.
6270 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
6272 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
6274 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
6276 * toplev.c (get_run_time): Make sure each case gets its variables.
6278 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
6280 * configure.in (build_xm_file): Add auto-config.h if host=build.
6281 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
6282 (build_xm_file_list): Likewise.
6283 * configure: Rebuild.
6285 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6287 * recog.c (validate_replace_rtx_1): Only perform substitutions
6288 of arguments to commutative and comparison operators once.
6290 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6292 * sparc.c (output_cbranch): Add default case in
6295 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
6296 (emit_delay_sequence): Eliminate unused parameter, all callers
6298 (fill_simple_delay_slots): Likewise.
6299 (fill_slots_from_thread): Likewise.
6300 (fill_eager_delay_slots): Likewise.
6301 (mark_referenced_resources): Add default case in enumeration switch.
6302 (mark_set_resources): Likewise.
6303 (rare_destination): Likewise.
6304 (mostly_true_jump): Likewise.
6305 (find_dead_or_set_registers): Likewise.
6306 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
6307 (update_reg_unused_notes): Remove unused variable `p'.
6308 (mark_target_live_regs): Remove unused variables `next' and
6310 (fill_simple_delay_slots): Remove unused variable `j'.
6311 (fill_slots_from_thread): Add parentheses around assignment used
6313 (dbr_schedule): Likewise.
6315 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
6316 (objc.stage2, objc.stage3, objc.stage4): Likewise.
6318 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
6320 * cse.c (simplify_ternary_operation): Don't try to simplify
6321 IF_THEN_ELSE expressions (created by combine) that don't use
6322 relational operators.
6324 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
6326 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
6329 * crtstuff.c (init_dummy): Keep the epilogue in the init
6330 section for non-ELF systems.
6332 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6334 * sh.md (movqi_i+1): New peephole.
6336 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
6338 * Makefile.in: Remove remaining bytecode stuff.
6339 * emit-rtl.c, expr.c: Likewise.
6341 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
6343 * toplev.c (lang_options): Add unknown-pragma options.
6345 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
6347 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
6348 special (and incomplete) handling for Chill arrays.
6350 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
6352 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
6355 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
6357 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
6359 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
6361 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
6362 .frame directive instead of FRAME_POINTER_REGNUM.
6364 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
6366 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
6367 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
6368 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
6369 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
6370 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
6371 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
6372 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
6373 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
6375 * longlong.h: Replace __mc68332__ with __mcpu32__.
6377 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
6379 * version.c: Bump for snapshot.
6381 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
6383 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
6384 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
6385 * reload1.c (eliminate_regs): Likewise.
6387 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
6389 * regmove.c (find_matches): Initialize matches->earlyclobber too.
6391 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
6393 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
6394 (negsf2, negdf2): Use proper subtract in IEEE mode.
6396 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
6398 * Makefile.in: Remove more bytecode stuff.
6399 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
6400 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
6401 * f/install.texi, objc/Make-lang.in: Likewise.
6403 * Makefile.in: Remove all bytecode support.
6404 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
6405 * emit-rtl.c: Remove all bytecode support.
6406 * expr.c, expr.h function.c, integrate.c: Likewise.
6407 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
6408 * tree.h, varasm.c: Likewise.
6409 * config/m68k/m68k.h: Likewise.
6410 * bi-*, bc-*, bytecode*: Delete bytecode related files.
6411 * modemap.def: Likewise.
6413 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
6415 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
6416 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
6418 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
6420 * i386.md (push): Prohibit symbolic constants if flag_pic.
6421 (movsi+1): Likewise for move to non-register.
6423 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
6425 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
6426 (print_operand): Handle 0xffffffff on 32 bit host.
6428 * configure.in (thread_file): Rename uses before main loop to
6429 target_thread_file. Initialize to empty in main loop. Set thread_file
6430 to target_thread_file after main loop if not set.
6431 * configure: Rebuild.
6433 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
6434 (add_values_to_cover): Revert last change (which had no ChangeLog
6436 (simplify_with_current_value_aux): Handle CONST_INT.
6438 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6440 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
6442 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
6444 * configure.in: Add cpp stringify test.
6445 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
6446 * gengenrtl.c: Use it.
6447 * configure, config.in: Rebuild.
6449 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6451 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
6453 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
6455 * configure.in: Find declaration for sbrk.
6456 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
6457 * config.in, configure: Rebuild.
6458 * mips-tfile.c: Properly protect declaration of sbrk and free.
6459 * toplev.c: Properly protect declaration of sbrk.
6461 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
6463 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
6465 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
6467 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
6469 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
6471 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
6473 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
6475 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
6476 constant offset computations from objects with known alignment in
6477 the presence of STACK_BIAS.
6479 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
6481 (const_hash): Hash val is unsigned long.
6482 (SYMHASH): Likewise.
6484 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
6486 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
6487 char pointer, not HOST_WIDE_INT.
6488 (print_node): Likewise. Also hash is unsigned long not
6491 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
6493 * explow.c (optimize_save_area_alloca): New function for targets
6494 where SETJMP_VIA_SAVE_AREA is true.
6495 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
6496 compute the amount of stack space needed should we find later that
6497 setjmp is never called by this function, stuff rtl for this inside
6498 a REG_NOTE of the final SET of stack_pointer_rtx.
6499 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
6500 current_function_calls_alloca, call optimize_save_area_alloca.
6502 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
6504 * i386.md: Remove redundant integer push patterns.
6505 Don't bother checking for TARGET_PUSH_MEMORY when
6506 pushing constants or registers.
6508 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6509 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
6511 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
6512 (pwait): New function for mingw32.
6514 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
6515 pipe support is broken for now.
6517 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
6519 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
6520 between frame_pointer_rtx, hard_frame_pointer_rtx, and
6521 arg_pointer_rtx is respected in initialization.
6522 (init_emit_once): Use gen_rtx_raw_REG() to create
6523 return_address_pointer_rtx.
6525 * reorg.c: #include "expr.h" for rtx prototypes.
6526 * Makefile.in (reorg.o): Depend on expr.h
6528 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
6530 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
6531 local_prefix to sub-make invocations.
6533 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
6535 * objc-parse.c: Recognize protocol qualifiers in class definitions.
6537 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
6541 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
6542 * configure.in: Check for atol.
6543 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
6545 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
6547 * loop.c (find_and_verify_loops): When attempting to move insns from
6548 inside the loop outside the loop, create a BARRIER if no suitable
6551 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
6552 favor of an equivalent change from gcc-2.8.
6554 * i386/x-sco5 (CC): Remove trailing whitespace.
6556 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6558 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
6559 (accessor_from_format): Likewise.
6560 (xmalloc): New function for use when linking with alloca.o.
6562 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6564 * frame.c (find_fde): Correct FDE's upper bound.
6566 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
6568 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
6570 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
6572 * calls.c (expand_call): Move #ifdef code out of macro argument
6574 (emit_library_call, emit_library_call_value): Likewise.
6576 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
6578 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
6580 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
6582 * version.c: Bump for snapshot.
6584 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
6586 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
6587 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
6588 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
6589 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
6590 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
6591 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
6592 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
6593 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
6594 * unroll.c, varasm.c: Likewise.
6595 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
6597 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
6599 * mips.h: Fix some type-o's from a previous change.
6601 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
6603 * loop.c (check_dbra_loop): Make sure initial value is a
6604 CONST_INT before trying to normalize it.
6606 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
6608 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
6610 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
6612 * cppexp.c: Include gansidecl.h
6614 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
6616 * svr4.h (LINK_SPEC): Never specify -h.
6617 * ptx4.h (LINK_SPEC): Likewise.
6618 * rs6000/sysv4.h (LINK_SPEC): Likewise.
6619 * sparc/sol2.h (LINK_SPEC): Likewise.
6621 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
6623 * c-typeck.c (comptypes): Exit early on NULL input.
6625 * haifa-sched.c (schedule_insns): Correctly remove inter-block
6626 dependencies after reload.
6628 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6630 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
6632 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
6634 * alpha/vms.h (DIR_SEPARATOR): define
6636 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6638 * Makefile.in (stamp-proto): Remove.
6639 (protoize.o, unprotoize.o): Straightforward compile.
6640 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
6642 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6644 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
6645 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
6647 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
6649 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
6650 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
6651 * sparc/netbsd.h, vax/netbsd.h: Likewise.
6653 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
6655 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
6657 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
6659 * configure.in (target_cpu_default, target_cpu_default2): Use double
6660 quotes around them when testing their value.
6661 * configure: Rebuilt.
6663 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
6665 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
6667 (gendef): Call obstack_alloc_rtx.
6669 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
6671 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
6674 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
6676 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
6677 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
6678 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
6680 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
6682 * mips.md (return_internal): Change mode from SImode to VOIDmode.
6684 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
6686 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
6689 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
6691 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
6692 suffix from operand 3.
6694 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6695 Jeffrey A Law (law@cygnus.com)
6697 * regmove.c: New implementation of regmove pass.
6698 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
6699 decls, make them have external linkage. Return a value from
6700 optimize_reg_copy_1.
6701 * reload.h (count_occurrences): Add decl.
6702 * reload1.c (count_occurrences): Delete decl, make it have external
6704 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
6706 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
6708 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
6709 if it is not defined.
6711 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
6713 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
6714 * emit-rtl.c (gen_rtx): Move special code to ...
6715 (gen_rtx_CONST_INT): New function.
6716 (gen_rtx_REG): New function.
6717 (*): Update all calls to gen_rtx.
6718 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
6719 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
6720 (GEN_INT): Call gen_rtx_CONST_INT.
6721 * gengenrtl.c: New file.
6723 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
6725 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
6726 (base_alias_check): If no base found for address call canon_rtx and
6729 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
6731 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
6732 arguments for mips16.
6733 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
6734 Don't lose if tsize is zero after handling large stack for mips16.
6735 * mips.md (return): For trivial return, return address is in $31.
6737 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
6739 * mips/mips16.S: Various changes to make it work with -msingle-float
6742 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
6743 Ian Lance Taylor <ian@cygnus.com>
6744 Jeff Law <law@cygnus.com>
6746 * mips.c, mips.h, mips.md: First cut at merging in mips16
6747 support. Major modifications throughout all three files.
6749 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
6751 * configure.in: Make gthr-default.h a forwarding header instead of
6754 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6756 * gcov-io.h: Include sys/types.h to ensure we get size_t.
6758 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
6760 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
6761 Jeffrey A Law (law@cygnus.com)
6763 * crtstuff.c (__frame_dummy): New function for irix6.
6764 (__do_global_ctors): Call __frame_dummy for irix6.
6765 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
6767 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
6769 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
6771 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
6773 * c-decl.c (init_decl_processing): Provide proper fallback symbol
6774 for __builtin_memset.
6775 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
6776 not INTEGER_CST. Assert arg 3 is a constant.
6778 * alpha.c (mode_width_operand): Accept 64-bit modes.
6779 (mode_mask_operand): Likewise.
6780 (print_operand): Likewise for 'M' and 'U' codes.
6781 (alpha_expand_unaligned_load): New function.
6782 (alpha_expand_unaligned_store): Likewise.
6783 (alpha_expand_unaligned_load_words): Likewise.
6784 (alpha_expand_unaligned_store_words): Likewise.
6785 (alpha_expand_block_move): Likewise.
6786 (alpha_expand_block_clear): Likewise.
6787 * alpha.h (MOVE_RATIO): New define.
6788 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
6789 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
6791 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
6792 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
6794 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
6796 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
6797 * configure: Update.
6799 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
6801 * emit-rtl.c (operand_subword): Correctly handle extracting a word
6802 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
6804 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
6807 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
6809 * configure.in: Set and subsitute host_exeext. Use it when creating
6810 the assembler and linker symlinks.
6811 * configure: Rebuild.
6812 * Makefile.in (exeext): Set to @host_exeext@.
6813 (build_exeext): New variable, set to @build_exeext@.
6814 (FLAGS_TO_PASS): Pass down build_exeext.
6815 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
6818 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
6820 * mn10200.md (addsi3, subsi3): Fix thinkos.
6822 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
6824 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
6825 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
6826 unix always, since we want to be able to thunk to functions in a
6827 shared library from an application.
6829 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
6831 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6832 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6834 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
6836 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
6837 offset's mode is not ptr_mode, convert it.
6839 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
6841 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
6842 compiling if it was already defined.
6844 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
6846 * flow.c (find_basic_blocks): Don't create a new basic block
6847 for calls in a LIBCALL block.
6849 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
6851 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
6853 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
6855 * cse.c (rtx_cost): Remove conflicting default case.
6857 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
6859 * configure.in: Move default enabling of Haifa out of for loop.
6860 * configure: Rebuild.
6862 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
6864 * version.c: Bump for snapshot.
6866 1997-12-25 Teemu Torma <tot@trema.com>
6868 * Makefile.in (GTHREAD_FLAGS): New var.
6869 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
6870 (distclean): Remove gthr-default.h.
6872 * configure.in: Accept dce as a thread package.
6873 Check for thread.h and pthread.h.
6874 Link gthr-default.h to appropriate thread file and set
6876 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
6877 include multilib definitions from pa/t-dce-thr.
6878 (sparc-*-solaris2*): Enable threads by default, if thread.h or
6879 pthread.h is found, preferring posix threads over solaris ones.
6881 * config/pa/t-dce-thr: New file.
6882 * config/pa/t-pa: Removed multilibs.
6883 * config/sparc/t-sol2: Ditto.
6886 * gthr-single.h: New file.
6887 * gthr-posix.h: New file.
6888 * gthr-solaris.h: New file.
6889 * gthr-dce.h: New file.
6890 * libgcc-thr.h: Removed.
6891 * objc/thr-dce.c: New file copied from thr-decosf1.c.
6893 * frame.c: Include gthr.h instead of libgcc-thr.h.
6894 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
6895 (eh_context_initialize): If __gthread_once fails, use static eh
6897 (eh_context_free): Call __gthread_key_dtor.
6899 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
6901 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
6903 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
6905 * cse.c (max_insn_uid): New variable.
6906 (cse_around_loop): Use max_insn_uid.
6907 (cse_main): Set max_insn_uid.
6909 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
6910 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
6911 -mlong64, and -mgp{32,64} options.
6912 * mips.c (mips_abi): Change type to int.
6913 * mips.h (enum mips_abi_type): Delete.
6914 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
6915 (mips_abi): Change type to int.
6917 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
6919 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
6920 optimization is now always enabled.
6922 * calls.c (expand_call): Recognize C++ operator new as malloc-like
6925 * alias.c (memrefs_conflict_p): Eliminate tests now done by
6927 (*_dependence): Call canon_rtx before base_alias_check.
6928 (init_alias_once): New function to precompute set of registers which
6929 can hold Pmode function arguments.
6931 * rtl.h: Declare init_alias_once.
6933 * toplev.c (compile_file): Call init_alias_once.
6935 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
6937 * tree.c (restore_tree_status): Do not dereference a null pointer.
6939 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
6941 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
6942 RLIMIT_STACK. This maintains consistency with the recent, similar
6943 patch to cccp.c and toplev.c.
6945 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
6947 * genattrtab.c (expand_units): For large nr opclasses, expand
6948 function_units_used with ORX to prevent blowups. Tag with FFS.
6949 (num_unit_opclasses): New variable.
6950 (gen_unit): Update it.
6951 (enum operator): Add ORX_OP.
6952 (operate_exp): Treat ORX as or, except don't expand across an if.
6953 Reuse number rtx's after operating on them.
6954 (check_attr_value): Accept IOR, AND, & FFS.
6955 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
6956 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
6957 (write_expr_attr_cache, write_toplevel_expr): New functions.
6958 (write_attr_get): Handle FFS-tagged expressions.
6959 (make_canonical): Don't expand const attributes.
6960 (convert_const_symbol_ref): Dike out.
6961 (evaluate_eq_attr): Handle SYMBOL_REF.
6962 (main): Don't emit get_attr_foo for const attributes.
6964 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
6965 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
6966 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
6967 * alpha.md: Redo all of the scheduling, adding EV6 support, and
6968 combining function units where possible.
6969 (attr "type"): Split loads, stores, cmov into int/fp. Combine
6970 multiplies and divides. Add EV6 sqrt, ftoi, itof.
6971 (attr "opsize"): New attribute.
6972 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
6973 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
6974 to control register allocation.
6975 (movsi2-1, movdi2-1): Likewise.
6977 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
6979 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
6980 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
6981 Move OSF/1 specific defines out.
6982 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
6983 Move Linux specific defines out.
6984 (LINK_SPEC): Genericize.
6985 (ASM_FILE_START): Emit .arch if using more than the base insn set.
6986 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
6987 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
6988 (HANDLE_SYSV_PRAGMA): Define.
6989 * alpha/osf.h: New file.
6990 * alpha/linux.h: Split. Retain file-format independant defines.
6991 Import Linux bits from elf.h.
6992 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
6993 (FUNCTION_PROFILER): _mcount takes its address in $28.
6994 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
6995 * alpha/linux-ecoff.h: New file.
6996 * alpha/linux-elf.h: New file.
6997 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
6998 * alpha/win-nt.h (TARGET_DEFAULT): Define.
6999 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
7000 Add new headers as appropriate.
7002 * configure.in (alpha*): Enable Haifa by default.
7003 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
7004 * configure: Rebuild.
7006 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
7008 * Makefile.in (clean): Remove the stages with their objects here ...
7009 (distclean): ... instead of here.
7011 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7013 * cse.c (rtx_cost): Add default case in enumeration switch.
7014 * fix-header.c (recognized_macro): Likewise.
7015 (recognized_extern): Likewise.
7016 (write_rbrac): Likewise.
7017 * objc/objc-act.c (encode_aggregate): Likewise.
7018 (gen_declarator): Likewise.
7019 (gen_declspecs): Likewise.
7021 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
7023 * haifa-sched.c (create_reg_dead_note): Detect and handle another
7024 case where we kill more regs after sched than were killed before
7026 * sched.c (create_reg_dead_note): Similarly.
7028 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
7030 * c-pragma.c: Include flags.h.
7032 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
7034 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
7035 about system headers.
7036 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
7037 and also to resolve symbols in prefix.c.
7039 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
7040 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
7041 when the definitions in auto-config.h is not visible.
7042 (HAVE_BZERO): Likewise.
7043 (HAVE_BCMP): Likewise.
7044 (HAVE_RINDEX): Likewise.
7045 (HAVE_INDEX): Likewise.
7047 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
7049 * pa.c (emit_move_sequence): Handle a function label source
7052 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
7054 * c-pragma.c (handle_pragma_token): Generate warning messages
7055 about unknown pragmas if warn_unknown_pragmas is set.
7057 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
7058 line option to set variable: warn_unknown_pragmas.
7060 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
7062 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
7064 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
7066 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
7068 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
7069 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
7070 generate more fine grained floating point emulation libraries.
7071 * config/fp-bit.c: Add protecting #ifdef to all functions so
7072 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
7073 then compile all suitable functions.
7074 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
7075 underscores to avoid namespace pollution.
7076 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
7078 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7082 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7083 Jeff Law <law@cygnus.com>
7085 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
7087 * c-decl.c (finish_decl): Use parentheses around && within ||.
7088 * rtl.c: Include stdlib.h.
7089 (read_skip_spaces): Add parentheses around assignments used as
7091 (read_rtx): Initialize list_rtx.
7092 * cppexp.c (parse_number): Use || when operands are truth values.
7093 * alias.c (find_base_value): Add default case.
7094 (memrefs_conflict): Likewise.
7095 * combine.c (sets_function_arg_p): Likewise.
7096 * genemit.c (gen_exp): Likewise.
7097 * local-alloc.c (contains_replace_regs): Likewise.
7098 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
7099 * fold-const.c (fold_convert): Use "&&" for truth values.
7100 (fold): Add default case.
7101 * sdbout.c (sdbout_field_types): Fix typo in declaration.
7102 (sdbout_one_type): Add default case.
7103 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
7104 (some_operand): Add default case.
7105 (input_operand): Likewise.
7106 (signed_comparison_operator): Likewise.
7107 (divmod_operator): Likewise.
7108 (alpha_set_memflags_1): Likewise.
7109 * reload1.c (reload_cse_simplify_operands): Ensure function
7110 always returns a value.
7111 * scan-decls.c (scan_decls): Likewise.
7112 * c-lex.c (skip_white_space): Fix typo in declaraion.
7113 * c-typeck.c (comp_target_types): Add parentheses around assignment
7114 used as truth value.
7115 (print_spelling): Likewise.
7116 (constructor_implicit, constructor_result): Remove unused variables.
7117 * collect2.c (scan_library): Protect prototype with
7118 #ifdef SCAN_LIBRARIES.
7119 * emit-rtl.c (find_line_note): Fix typo in declaration.
7120 * final.c (asm_insn_count): Protect prototype with
7121 #ifdef HAVE_ATTR_length.
7122 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
7123 (try_pre_increment_1, try_pre_increment): Likewise.
7124 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
7125 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
7126 * gcov-io.h (__store_long, __write_long, __read_long): Fix
7127 unsigned/signed comparisons.
7128 * gcov.c (read_files): Remove unused "first_type" variable.
7129 (scan _for_source_files): Initialize s_ptr.
7130 (function_summary): Eliminate "%lf" formatting, use %ld for
7132 (output_data): Initialize branch_probs and last_line_num.
7133 Eliminate "%lf" formatting, use "%ld" for longs.
7135 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
7137 * mips16.S: New file.
7139 * libgcc2.c (varargs): Handle mips16.
7141 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
7143 * stmt.c (expand_end_case): Likewise.
7144 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
7145 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
7146 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
7148 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7150 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
7151 the build directory.
7152 (libobjc.a): Update dependency list.
7153 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
7155 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
7156 (objc.mostlyclean): Remove runtime-info.h.
7158 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
7160 * tree.c (build_range_type): Allow creation of ranges with no maximum.
7161 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
7162 * dwarf2out.c (add_subscript_info): Likewise.
7163 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
7164 * sdbout.c (plain_type_1): Likewise.
7165 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
7167 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
7170 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7172 * mips.c (fatal): Remove declaration.
7174 1997-12-18 Mark Mitchell <mmitchell@usa.net>
7176 * integrate.c (get_label_from_map): New function.
7177 (expand_inline_function): Use it. Initialize the label_map to
7178 NULL_RTX instead of gen_label_rtx.
7179 (copy_rtx_and_substitute): Use get_label_from_map.
7180 * integrate.h (get_label_from_map): New function.
7181 (set_label_from_map): New macro.
7182 * unroll.c (unroll_loop): Use them.
7183 (copy_loop_body): Ditto.
7185 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
7187 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
7188 (INIT_TARGET_OPTABS): Define.
7189 * mips/ecoff.h: Include gofast.h before mips.h.
7190 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
7191 * mips/elf64.h: Likewise.
7192 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
7194 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
7196 * except.c: Remove register_exception_table{,_p}.
7198 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
7200 * unroll.c (calculate_giv_inc): Handle constant increment found in
7201 a MEM with an appropriate REG_EQUAL note.
7203 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
7205 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
7206 frame pointer in the prologue.
7208 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
7210 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
7211 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
7213 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
7215 * config/m68k/m68k.c (output_function_prologue): Typecast
7216 dwarf2out_cfi_label to (char *).
7217 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
7219 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
7221 * sparc.md (jump): Don't use the annul bit around an empty loop.
7222 Patch from Kevin.Kelly@East.Sun.COM.
7224 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
7226 * jump.c: (jump_optimize): Don't use the return register as a
7227 source1 of a conditional move.
7229 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
7231 * sparc.c (DF_MODES): Or the mask not the bit number.
7232 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
7234 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7236 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
7238 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
7240 * fixincludes (size_t): Add support for Motorola's stdlib.h
7241 which fails to provide a definition for size_t.
7242 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
7243 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
7244 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
7246 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
7247 prevent unresolved externals in libio.
7248 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
7250 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
7252 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
7253 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
7254 (LIB_SPEC): Updated for glibc 2.
7256 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
7258 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
7259 * ginclude/varargs.h: Likewise.
7261 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
7263 * version.c: Bump for snapshot.
7265 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
7267 * frame.h (__register_frame, __register_frame_table,
7268 __deregister_frame): New.
7269 * frame.c (__register_frame, __register_frame_table,
7270 __deregister_frame): New.
7271 * frame.c (__deregister_frame_info): Return void *.
7272 * frame.h (__deregister_frame_info): Ditto.
7273 * collect2.c (__deregister_frame_info): Ditto.
7275 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
7277 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
7279 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
7281 * alpha.c (alpha_cpu_name): New variable.
7282 (alpha_mlat_string): Likewise.
7283 (alpha_memory_latency): Likewise.
7284 (override_options): Handle -mmemory-latency.
7285 (alpha_adjust_cost): Adjust load cost for latency.
7286 * alpha.h (TARGET_OPTIONS): Add meory-latency.
7287 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
7288 TARGET_CIX into account.
7289 (MEMORY_MOVE_COST): Define in terms of memory_latency.
7290 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
7292 * alpha.h (ASM_COMMENT_START): New macro.
7294 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
7296 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
7297 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
7299 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7300 SUBREG_REG if the word count is unchanged.
7301 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
7302 subregs of identical word size for push_reload.
7304 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
7306 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
7307 if all we're doing is dealing with -Wreturn-type.
7309 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
7311 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
7312 Use and 255 instead of zapnot 1, since it schedules better.
7314 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
7316 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
7319 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
7321 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
7322 dependency we delete. Properly update prev for multiple consecutive
7324 (priority): Skip deleted dependence.
7326 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
7328 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
7330 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7332 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
7333 determining when a new basic block starts.
7335 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
7337 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
7338 * pa.md (iorsi3): Add missing args to *_operand calls.
7340 * except.c (call_get_eh_context): Don't mess with sequences.
7341 (emit_eh_context): Include the call in the sequence here.
7343 1997-12-11 Paul Eggert <eggert@twinsun.com>
7345 * collect2.c (write_c_file_glob): Allocate initial frame object
7346 in static storage and pass its address.
7348 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7350 * except.c (call_get_eh_context): Don't take a parm.
7351 Put the call at the top of the function.
7352 (emit_eh_context): Adjust.
7353 (get_eh_context): Replace with former use_eh_context.
7354 (get_eh_context_once, get_saved_pc_ref): Remove.
7355 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
7357 * integrate.c (expand_inline_function): Adjust.
7358 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
7360 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
7362 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
7363 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
7365 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
7367 * fixincludes (strlen,strspn,strcspn return value): Handle different
7369 (hypot): Provide a fake for hypot which is broken on
7370 m88k-motorola-sysv3.
7372 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
7374 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
7375 tree_code_name from pointers to arrays.
7376 * tree.c: Remove standard_tree_code_* variables, no longer used.
7377 * print-tree.c: Remove declaration of tree_code_name.
7379 * cp/lex.c (init_lex): Update for tree_code_* changes.
7380 * objc/objc-act.c (init_objc): Likewise.
7382 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
7385 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
7387 * config.sub: Add support for BeOS target.
7388 * configure.in: Likewise.
7389 * ginclude/stdarg.h: Likewise.
7390 * ginclude/stddef.h: Likewise.
7391 * ginclude/varargs.h: Likewise.
7392 * rs6000/beos.h: New file for BeOS.
7393 * rs6000/t-beos: Likewise.
7394 * rs6000/x-beos: Likewise.
7395 * rs6000/xm-beos.h: Likewise.
7396 * toplev.c (get_run_time): Just return 0 on BeOS.
7398 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
7399 Toon Moene (toon@moene.indiv.nluug.nl)
7401 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
7402 old and broken Sun3 assemblers. Newer versions handle large
7403 offsets correctly as does the GNU assembler.
7405 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7407 * objc/objc-act.c (lang_report_error_function): Disable.
7408 * objc/objc-parse.y: Include "output.h".
7409 (yyerror): Remove redundant decl.
7410 (yyprint): Fix prototype.
7411 (apply_args_register_offset): Remove redundant decl.
7412 (get_file_function_name): Likewise.
7414 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
7416 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
7418 (find_basic_blocks_1): Likewise.
7420 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7422 * except.c (use_eh_context): Don't copy_rtx a REG.
7423 (emit_throw): Lose old unwinder support.
7424 (expand_internal_throw): Likewise.
7425 * libgcc2.c (struct eh_context): Likewise.
7426 (new_eh_context): Likewise.
7427 (__get_eh_info): Lose redundant cast.
7428 (__get_dynamic_handler_chain): Likewise.
7429 (__get_saved_pc): Lose.
7430 Lose all old unwinder support code.
7432 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
7434 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
7436 * integrate.c (expand_inline_function): If the inline fn uses eh
7437 context, make sure that the current fn has one.
7438 * toplev.c (rest_of_compilation): Call emit_eh_context.
7439 * except.c (use_eh_context): New fn.
7440 (get_eh_context_once): New fn.
7441 (call_get_eh_context): New fn.
7442 (emit_eh_context): New fn.
7443 (get_eh_context): Call either get_eh_context_once or
7444 call_get_eh_context, depending on what we have.
7445 (get_dynamic_handler_chain): Call get_eh_context_once.
7446 * except.h: Prototypes for fns above.
7447 * optabs.c (get_eh_context_libfunc): Removed.
7448 (init_optabs): Don't initialize it.
7449 * expr.h (get_eh_context_libfunc): Removed.
7450 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
7451 * config/pa/pa.h (CPP_SPEC): Support for -threads.
7452 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
7453 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
7454 New multilib for -threads.
7455 * config/sparc/t-sol2: Added multilibs for -threads and
7456 made -pthreads alias to it.
7457 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
7458 Added -threads and -pthreads options.
7459 * libgcc-thr.h: New file.
7460 * libgcc2.c: (__get_cpp_eh_context): Removed.
7461 (struct cpp_eh_context): Removed.
7462 (struct eh_context): Replaced cpp_eh_context with generic language
7464 (__get_eh_info): New function.
7465 (__throw): Check eh_context::info.
7467 * libgcc2.c: Include libgcc-thr.h.
7468 (new_eh_context, __get_eh_context,
7469 eh_pthread_initialize, eh_context_initialize, eh_context_static,
7470 eh_context_specific, eh_context_free): New functions.
7471 (get_eh_context, eh_context_key): New variables.
7472 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
7473 get_eh_context to get the context.
7474 (longjmp): Move the declaration inside
7475 #ifdef DONT_USE_BUILTIN_SETJMP.
7476 * frame.c: Include libgcc-thr.h.
7477 (object_mutex): Mutex to protect the object list.
7478 (find_fde, __register_frame, __register_frame_table,
7479 __deregister_frame): Hold the lock while accessing objects.
7480 * except.h (get_eh_context): Declare.
7481 * except.c (current_function_ehc): Define.
7482 (current_function_dhc, current_function_dcc): Removed.
7483 (get_eh_context): New function.
7484 (get_dynamic_handler_chain): Use get_eh_context.
7485 (get_saved_pc_ref): Ditto.
7486 (get_dynamic_cleanup_chain): Removed references to
7487 current_function_dcc.
7488 (save_eh_status, restore_eh_status): Save and restore
7489 current_function_ehc instead.
7490 * optabs.c (get_eh_context_libfunc): New variable.
7491 (init_optabs): Initialize it.
7492 * expr.h: Declare get_eh_context_libfunc.
7493 * function.h (struct function): Replaced dhc and dcc with ehc.
7494 * except.c (get_saved_pc_ref): New functions.
7495 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
7496 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
7498 (end_eh_unwinder): Likewise.
7499 (init_eh): Remove initialization of eh_saved_pc.
7500 * optabs.c (get_saved_pc_libfunc): New variable.
7501 (init_optabs): Initialize it.
7502 * expr.h: Declare get_saved_pc_libfunc.
7503 * except.h (eh_saved_pc_rtx): Deleted.
7504 (get_saved_pc_ref): Declared.
7506 From Scott Snyder <snyder@d0sgif.fnal.gov>:
7507 * libgcc2.c (__get_saved_pc): New.
7508 (__eh_type, __eh_pc): Deleted.
7509 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
7510 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
7513 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
7515 * sparc/sol2.h: Use 64 bit multiply and divide functions in
7516 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
7519 * rtl.h (global_rtl): New variable, replacing separate variables for
7521 (const_int_rtx): Now array of rtx_def, not rtx.
7522 * emit-rtl.c: Update for new rtl data structures.
7523 * genattrtab.c: Define global_rtl.
7525 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
7527 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
7530 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
7532 * crtstuff.c (__do_global_ctors): Fix typo.
7534 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
7536 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7537 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7539 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
7541 * rs6000.h (FUNCTION_ARG_PADDING): Define.
7542 * rs6000.c (function_arg_padding): New function.
7544 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
7546 * m68k.c: Include tree.h only once.
7548 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7550 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
7552 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
7554 * Partially cleaned up prototyping code from HJ.
7555 * tree.h: Add many prototypes.
7556 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
7557 All references changed.
7558 * rtl.h: Protect from multiple inclusions. Add many prototypes.
7560 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
7562 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
7563 string functions like strlen.
7565 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
7567 * configure.in: Check for functions getrlimit and setrlimit.
7568 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7569 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7571 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
7573 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
7575 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
7577 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
7580 * alpha.c (override_options): Don't know about scheduling for EV6.
7581 * alpha.md (ev5 function units): Don't overload as ev6.
7583 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
7584 * alpha.md (define_attr type): Add mvi.
7585 (ev5_e0): Define sceduling parameters for it.
7586 (TARGET_MAX insns): Type is mvi not shift.
7588 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
7590 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
7592 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7594 * cstamp-h, auto-config.h: Delete.
7596 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
7598 * version.c: Bump for snapshot.
7600 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
7602 * cccp.c: Fix typo brought over in merge.
7604 * Merge in changes from gcc-2.8.
7606 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
7608 * m68k.c: Include tree.h for dwarf2out_cfi_label.
7610 * gcc.c (process_command): Do not take address of function fatal when
7611 calling lang_specific_driver.
7613 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
7615 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
7616 doesn't work with it yet, so set it to 0.
7617 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
7619 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7621 * cse.c (cse_insn): Check for invalid entries when taking references.
7623 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7625 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
7626 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
7627 * toplev.c (rest_of_compilation): Pass it. Remove code to
7628 save / clear / restore flag_unroll_{,all_}loops.
7630 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
7632 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
7634 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
7636 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
7638 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
7640 * except.c (get_dynamic_handler_chain): Only make the call once per
7643 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
7645 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7647 * sh.c (final_prescan_insn): Use local label prefix
7648 when emitting .uses pseudo-ops.
7650 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7652 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
7653 * except.c: Lose outer_context_label_stack.
7654 (expand_eh_region_end): Rethrow from outer_context here.
7655 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
7656 (expand_internal_throw): Take no args.
7657 (expand_internal_throw_indirect): Lose.
7658 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
7659 (expand_start_all_catch): Start a rethrow region.
7660 (expand_end_all_catch): End it.
7661 (expand_rethrow): New fn.
7662 * except.h: Reflect above changes.
7663 * flow.c: Revert change of Nov 27.
7665 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
7667 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
7669 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7671 * except.c (expand_fixup_region_end): New fn.
7672 (expand_fixup_region_start): Likewise.
7673 (expand_eh_region_start_tree): Store cleanup into finalization here.
7674 * stmt.c (expand_cleanups): Use them to protect fixups.
7676 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
7678 * mips/mips.md (muldi3_r4000): Broaden the output template
7679 and attribute assignments to handle three operand dmult;
7680 rename to muldi3_internal2.
7681 (muldi3): Call the new muldi3_internal2 for R4000, and
7682 any GENERATE_MULT3 chip.
7684 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
7686 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
7688 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
7690 * unroll.c (find_splittable_givs): Remove last change. Handle givs
7691 with a dest_reg that was created by loop.
7693 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
7695 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
7697 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
7699 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
7701 * configure.in: Fix NCR entries.
7703 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
7705 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
7706 nested exceptions correctly.
7708 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
7709 that was created by loop.
7711 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
7713 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
7715 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
7717 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
7719 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
7720 (print_operand): Use SMALL_DATA_REG for the register involved in
7721 small data relocations.
7722 (print_operand_address): Ditto.
7724 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
7725 -dynamic linker is not used.
7727 * rs6000.md (call insns): For local calls, use @local suffix under
7728 System V. Don't use @plt under Solaris.
7730 * rs6000.c (output_function_profiler): Put label address in r0, and
7731 store LR in 4(sp) for System V/eabi.
7733 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
7734 byte boundary, and maintain stack backchain.
7736 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7738 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7739 fix_truncsfdi2): Change *.
7741 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
7743 * toplev.c (main): Complain about -gdwarfn.
7745 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
7747 * dwarfout.c (output_type): If finalizing, write out nested types
7748 of types we've already written.
7750 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
7752 (patches originally from Geoffrey Keating)
7753 * rs6000.c (function_arg): Excess floating point arguments don't
7754 go into GPR registers after exhausting FP registers under the
7756 (function_arg_partial_nregs): Ditto.
7758 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
7761 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
7763 * integrate.c (output_inline_function): Just unset DECL_INLINE.
7765 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
7767 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
7770 * libgcc2.c (__throw): Initialize HANDLER.
7772 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7774 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7775 fix_truncsfdi2): Change *X to ?*X.
7777 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
7779 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
7781 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
7783 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
7785 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
7787 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
7789 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
7791 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
7792 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
7795 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
7797 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
7798 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
7799 gas and not using the new HP assembler.
7801 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
7803 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
7804 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
7806 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
7808 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
7809 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
7812 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7814 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
7816 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
7818 * except.h: Add outer_context_label_stack.
7819 * except.c: Likewise.
7820 (expand_start_all_catch): Push the outer_context for the try block
7821 onto outer_context_label_stack.
7822 (expand_end_all_catch): Use it and pop it.
7824 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
7826 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
7828 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
7830 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
7832 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
7834 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
7835 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7837 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
7839 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
7840 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
7841 __builtin_delete, and __builtin_vec_delete.
7843 * except.c (output_exception_table): Don't bother with
7846 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
7848 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
7849 is an in/out operand.
7850 (zero extended variants of stwm/stwm patterns): Similarly.
7852 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
7854 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
7856 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
7858 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
7859 (output_call_frame_info): Emit a \n after using it.
7861 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
7863 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
7865 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
7867 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
7868 (ASM_OUTPUT_DWARF_VALUE4): New macro.
7869 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
7871 (output_call_frame_info): Do not output forward label differences
7872 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
7873 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
7875 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7877 * sh.md (attribute "type"): Add nil.
7878 (movsi_ie): y/y alternative is type nil.
7879 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
7881 (movsf_ie+1): Delete.
7883 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
7885 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
7886 large_int, emit two insns instead of one splitable insn.
7887 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
7888 from cfa_temp_value, use cfa_offset. Add assert checking that
7891 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
7893 * cccp.c (deps_output): Properly quote file names for make.
7895 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
7897 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
7899 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
7901 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
7903 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
7905 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
7907 (cse_end_of_basic_block): Similarly.
7909 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
7911 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7912 (SELECT_RTX_SECTION): Define.
7913 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
7915 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
7917 * Makefile.in (compare, compare-lean): Define $stage for each
7919 (gnucompare, gnucompare-lean): Likewise.
7921 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
7923 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
7925 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
7926 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7928 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
7930 * dwarfout.c (byte_size_attribute): Add local var upper_bound
7931 and add case to handle STRING_TYPE.
7932 * dwarfout.c (output_string_type_die): Fix code to generate
7933 correct string length attribute for fixed length strings.
7934 Still needs support for varying length strings.
7936 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
7938 * toplev.c (get_run_time): Do something sensible for cygwin32.
7940 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
7942 * expr.c (expand_builtin_setjmp): Set
7943 current_function_has_nonlocal_label.
7944 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
7945 call-saved registers across calls.
7947 * alpha.md (exception_receiver): Remove.
7948 (nonlocal_goto_receiver_osf): New
7949 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
7950 (nonlocal_goto_receiver): New, select _osf or _vms.
7952 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
7953 keep them from being propogated to the object file.
7954 (alpha_write_linkage): Likewise.
7955 * alpha.md (call_vms): Likewise.
7956 (call_value_vms): Likewise.
7957 (unnamed osf call insns): Likewise.
7959 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
7960 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7962 * alpha.c (call_operand): Any reg is valid for WinNT.
7963 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
7964 (anon nt calls): Add 'R' alternative.
7965 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
7966 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
7968 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
7970 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
7972 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
7973 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7974 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7976 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
7978 * reload1.c (new_spill_reg): Improve fixed or forbidden register
7979 spill error message.
7981 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7983 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
7984 use varargs.h. Wrap header with <>, not "".
7986 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
7988 * integrate.c (save_for_inline_copying): Add return value from
7991 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
7993 * fixincludes: Be a little more restrictive on what we will
7994 substitute to replace definitions of MAXINT for HPUX.
7996 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
7998 * dbxout.c (dbxout_symbol_location): Don't assume that variables
7999 whose address is the stack or argument pointers are indirect
8002 1997-11-13 Paul Eggert <eggert@twinsun.com>
8004 * cccp.c, cpplib.c (compare_defs):
8005 Don't complain about arg name respellings unless pedantic.
8006 * cpplib.c (compare_defs): Accept pfile as new arg.
8007 All callers changed.
8009 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8011 * fold-const.c (fold_truthop): Fix bug in last change.
8013 1997-11-13 Paul Eggert <eggert@twinsun.com>
8015 Fix some confusion with IEEE minus zero.
8017 * real.h (REAL_VALUES_IDENTICAL): New macro.
8019 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
8020 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
8022 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
8023 same tree structure as 0.0.
8025 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
8026 macro instead of doing it by hand.
8028 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
8030 * v850/lib1funcs.asm: Minor whitespace changes.
8031 * v850.c: Fix minor formatting problems in many places.
8032 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
8034 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
8036 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
8037 xplus1 when xplus0 is not a register.
8039 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
8041 * flow.c (find_basic_blocks): During marking phase, if we encounter
8042 an insn with a REG_LABEL note, make the target block live and
8043 create an edge from the insn to the target block. Do not make
8044 edges from all blocks to the target block.
8046 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
8048 * confiugre.in: Tweak NCR entries.
8049 * configure: Rebuilt.
8051 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
8053 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
8054 pick apart floating point values, instead of using CONST_DOUBLE_LOW
8055 and CONST_DOUBLE_HIGH.
8057 * rs6000.md (define_splits for DF constants): Use the appropriate
8058 REAL_VALUE_* interface to pick apart DF floating point constants in
8059 a machine independent fashion.
8061 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8063 * fold-const.c (fold_truthop): When changing a one-bit comparison
8064 against zero into a comparison against mask, do a proper sign
8067 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
8069 * except.c: Do not include "assert.h".
8070 (save_eh_status): Turn asserts into conditional aborts.
8071 (restore_eh_status, scan_region): Likewise.
8072 * dwarfout.c: Do not include "assert.h".
8073 (bit_offset_attribute): Turn asserts into conditional aborts.
8074 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
8075 (output_inlined_structure_type_die): Likewise.
8076 (output_inlined_union_type_die): Likewise
8077 (output_tagged_type_instantiation): Likewise.
8078 (dwarfout_file_scope_decl): Likewise.
8079 * dwarf2out.c: Do not include "assert.h"
8080 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
8081 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
8082 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
8083 (add_bit_size_attribute, scope_die_for): Likewise.
8084 (output_pending_types_for_scope): Likewise.
8085 (get_inlined_enumeration_type_die): Likewise.
8086 (get_inlined_structure_type_die): Likewise.
8087 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
8088 (gen_tagged_type_instantiation_die): Likewise.
8090 * flow.c (find_basic_blocks): Refine further to get a more correct
8091 cfg, especially in the presense of exception handling, computed
8092 gotos, and other non-trivial cases. Call abort if an inaccuracy
8093 is detected in the cfg.
8095 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8097 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
8099 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
8100 (skip_white_space): Use whitespace_cr.
8101 (check_newline): Handle whitespace more consistently.
8103 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
8105 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
8106 * i386/xm-cygwin32.h (POSIX): Define.
8108 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
8110 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
8111 is available elsewhere.
8113 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
8115 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
8116 what the instruction can handle.
8118 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
8120 * stmt.c (expand_decl_cleanup_no_eh): New fn.
8122 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
8124 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
8126 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
8127 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
8129 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
8131 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
8132 swap instruction order.
8134 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
8136 * fixinc.svr4 (__STDC__): Add another case.
8138 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8140 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
8141 addresses in the epilogue delay slot.
8143 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
8145 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
8146 in generated `specs' file.
8148 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
8150 * flags.h (flag_rerun_loop_opt): Declare.
8151 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
8152 * toplev.c (flag_rerum_loop_opt): Delete static.
8154 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8156 Bring over from FSF:
8158 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8160 * va-sh.h (__va_arg_sh1): Define.
8162 SH3E doesn't use any integer registers for subsequent arguments
8163 once a non-float value was passed in the stack.
8164 * sh.c (machine_dependent_reorg): If optimizing, put explicit
8165 alignment in front label for ADDR_DIFF_VEC.
8166 * sh.h (PASS_IN_REG_P): Fix SH3E case.
8167 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
8169 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8171 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
8174 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8176 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
8177 put an use_sfunc_addr before each sfunc.
8178 * sh.md (use_sfunc_addr, dummy_jump): New insns.
8179 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
8181 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8183 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
8185 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
8187 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
8190 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
8192 * alias.c (find_base_value): Only return the known base value for
8195 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
8197 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
8198 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
8200 (prologue_get_pc_and_set_got): New pattern.
8202 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
8204 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
8205 for SUBREG, just fall through.
8207 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
8209 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
8211 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
8213 * fixincludes: Fix "hypot" prototype in NeXT math.h.
8215 * Makefile.in (USE_ALLOCA): Always include alloca.o.
8216 (USE_HOST_ALLOCA): Likewise.
8218 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
8219 and LABEL_REFS fields.
8220 * rtl.h (LABEL_REFS): Update.
8222 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
8224 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
8225 sets i2dest. When calling distribute_notes for i3dest_killed, pass
8226 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
8229 * mips.md (insv, extzv, extv): Add change_address call.
8230 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
8232 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
8234 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
8236 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
8237 save_restore_insns if no FP and GP will be restored.
8239 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
8240 Convert CCmode to word_mode before calling GET_MODE_SIZE.
8242 * acconfig.h (HAVE_INTTYPES_H): Undef.
8243 * configure.in (inttypes.h): Check for conflicts between sys/types.h
8244 and inttypes.h, and verify that intmax_t is defined.
8245 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
8246 * config/mips/x-iris3: Likewise.
8248 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
8250 * alias.c (find_base_value): When copying arguments, return the
8251 tenative value for a hard register.
8253 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
8255 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
8256 (yylex): Record wide strings using target endianness, not host.
8258 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
8260 * mn10200.h (ASM_OUTPUT_BSS): Delete.
8261 (ASM_OUTPUT_ALIGNED_BSS): New macro
8262 * mn10300.h (ASM_OUTPUT_BSS): Delete.
8263 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8264 * v850.h (ASM_OUTPUT_BSS): Delete.
8265 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8267 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8269 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
8271 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
8273 * configure.in (sco5): Use cpio to install header files.
8275 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
8277 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
8279 * configure: Rebuild.
8281 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
8283 * i386/sco5.h: enable -gstabs once again.
8285 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
8287 * arm.c (output_move_double): Allocate 3 entries in otherops array.
8289 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
8291 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
8292 notes for sjlj exceptions too.
8293 (expand_eh_region_end): Similarly for EH_REGION_END notes.
8294 (exception_optimize): Optimize EH regions for sjlj exceptions too.
8295 * final.c (final_scan_insn): Don't output labels for EH REGION
8296 notes if doing sjlj exceptions.
8298 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
8300 * alias.c (init_alias_analysis): Handle -fno-alias-check when
8301 optimizing correctly.
8303 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
8304 or set current_function_calls_setjmp anymore.
8306 * flow.c (find_basic_blocks): If we delete the label for an
8307 exception handler, remove it from the EH label list and remove
8308 the EH_BEGIN/EH_END notes for that EH region.
8310 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
8312 * flow.c (find_basic_blocks): Generate correct flow control
8313 information when exception handling notes are present.
8315 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
8317 * dwarf2out.c (output_call_frame_info): Fix length argument
8318 to ASM_OUTPUT_ASCII.
8319 (output_die, output_pubnames, output_line_info): Likewise.
8321 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
8323 * version.c: Bump for snapshot.
8325 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
8326 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
8327 flag_debug_asm is on.
8328 (output_die, output_pubnames, output_line_info): Likewise.
8330 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
8331 and static_chain_rtx into the potential base values array if
8334 * alias.c (new_reg_base_value): New array of potential base values.
8335 (unique_id): Now file scoped static.
8336 (find_base_value, case REG): Return the value in reg_base_value
8337 array for the REG if it exists. Else, return the value from
8338 new_reg_base_value if copying args and REG is a hard register.
8339 (find_base_value, case PLUS): If either operand of the PLUS is
8340 a REG, try to get its base value. Handle base + index and
8342 (record_set): Use new_reg_base_value instead of reg_base_value.
8343 (init_alias_analysis): Allocate space for new_reg_base_value too.
8344 Rework code to iterate over the insns propagating base value
8345 information until nothing changes.
8347 * global.c (global_alloc): Free the conflict matrix after
8348 reload has finished.
8350 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
8352 * libgcc2.c (L_eh): Define __eh_pc.
8353 Replace __eh_type with generic pointer __eh_info.
8355 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
8357 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
8358 use copy_to_reg if address is not a general_operand.
8360 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8362 * profile.c (output_func_start_profiler): Clear flag_inline_functions
8363 for the duration of the call to rest_of_compilation.
8365 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
8367 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
8369 (sparc*-*-*): Recognize --with-cpu=v9.
8370 * sparc/elf.h: New file.
8371 * sparc/t-elf: New file.
8373 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
8375 * mn10300.c (const_8bit_operand): New function.
8376 (mask_ok_for_mem_btst): New funtion.
8377 * mn10300.md (btst patterns with mem operands): Use new functions
8378 to avoid creating btst instructions with invalid operands.
8380 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
8382 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
8383 are running on PowerPC Linux.
8385 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
8387 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
8388 if not previously defined.
8390 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
8392 * function.c (assign_parms): Correct mode of stack_parm if
8393 entry_parm underwent a mode conversion.
8395 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
8397 * global.c (global_alloc): Use xmalloc instead of alloca for
8398 CONFLICTS, since max_allocno * allocno_row_words alone can be more
8399 than 2.5Mb sometimes.
8401 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
8403 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
8404 DEST for the spill, adjust mode of SRC to compensate.
8406 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
8408 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
8409 since any_memory_operand() allows pseudos during reload.
8410 (reload_inhi, reload_outqi, reload_outhi): Likewise.
8412 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
8414 * m68k.md (btst patterns): Add 5200 support.
8416 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8418 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
8419 optimizations, look inside dividend to determine if the expression
8420 can be simplified by using EXACT_DIV_EXPR.
8422 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
8425 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
8427 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
8429 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
8431 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
8433 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
8436 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
8438 * alpha.md (movqi, movhi): Make sure new insns created during reload
8439 won't need reloading themselves.
8440 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
8442 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
8444 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
8446 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
8448 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
8449 Patch from Klaus Kaempf <kkaempf@progis.de>.
8451 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
8453 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
8454 to an element in a constant string.
8456 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
8458 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
8459 bit PC-relative offset. The exception range table pointer is now in
8461 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
8462 (count_fdes, add_fdes, get_cie): Adjust.
8463 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
8466 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
8468 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
8470 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
8471 like stack_pointer_rtx.
8473 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
8475 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
8476 targets using "$@" to provide support for similar but not identical
8477 targets without having to duplicate code.
8478 (bootstrap4): New goal.
8480 * Makefile.in (compare, compare-lean, compare3): Combined to one
8481 ruleset determining actions to be performed via $@.
8482 (compare4, compare4-lean): New targets.
8483 (gnucompare, gnucompare3): Combined to one ruleset determining
8484 actions to be performed via $@. Also, note which files failed
8485 the comparison test in .bad_compare.
8486 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
8488 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8490 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
8491 if the dividend is a multiple of the divisor.
8493 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
8495 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
8497 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
8500 * alias.c (true_dependence): Fix typo.
8502 * toplev.c (flag_rerun_loop_opt): New variable.
8503 (f_options): Handle -frerun-loop-opt.
8504 (rest_of_compilation): If -frerun-loop-opt, then run the loop
8506 (main): Enable -frerun-loop-opt by default for -O2 or greater.
8508 * loop.c (simplify_giv_expr): Adding two invariants results
8511 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
8513 * expr.c (get_inner_reference): Remove the array bias after
8514 converting the index to Pmode.
8516 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
8518 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
8519 (TARGET_MULT_BUG): Define.
8520 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
8521 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
8523 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
8525 * mn10200.c (indirect_memory_operand): Delete unused function.
8526 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
8527 * mn10200.md (bset, bclr insns): Handle output in a reg too.
8529 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
8531 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
8532 the callee's ldgp, we must do it ourselves, and we use the jsr tag
8533 for more than scheduling.
8535 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
8537 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
8539 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
8541 * mn10300.c (symbolic_operand, legitimize_address): New functions.
8542 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
8543 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
8545 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
8547 * version.c: Bump for snapshot.
8549 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8551 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
8554 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
8556 * toplev.c (flag_exceptions): Default value is 2.
8557 (compile_file): If flag_exceptions still has the value 2, then
8560 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
8561 (rs6000_save_machine_status): Save pic_offset_table_rtx.
8562 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
8564 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
8567 * rs6000.md (*movsi_got_internal_mem): New pattern.
8568 (*movsi_got_internal_mem splitter): New define_split.
8570 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
8572 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
8574 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8576 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
8577 only need to save LR.
8579 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
8581 * mn10300.md (movqi, movhi): Avoid using address registers as
8582 destinations unless absolutely necessary.
8584 * mn10200.c (expand_prologue): Fix typo.
8586 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
8588 * mn10200.md (neghi2): Provide an alternative which works if
8589 the input and output register are the same.
8591 * mn10300.c (print_operand): Handle 'S'.
8592 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
8593 shift amount in last alternative
8595 * mn10300.c (expand_epilogue): Rework to handle register restores
8596 in "ret" and "retf" instructions correctly.
8598 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
8600 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
8601 extzv for memory operands.
8603 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
8604 redundant conditional moves to single operand.
8606 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
8608 * v850.h: Move define of __v850__ from CPP_PREDEFINES
8611 * xm-v850.h: Use __v850 rather than __v850__ to
8614 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
8616 * mips/mips.c (compute_frame_size): Not a leaf function if
8619 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8621 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
8623 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
8625 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
8626 (DEFAULT_ARCH32_P): New macro.
8627 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
8628 (enum cmodel): Declare.
8629 (sparc_cmodel_string,sparc_cmodel): Declare.
8630 (SPARC_DEFAULT_CMODEL): Provide default.
8631 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
8632 (TARGET_FULLANY): Deleted.
8633 (TARGET_CM_MEDMID): New macro.
8634 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
8635 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8636 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
8637 (CPP_SPEC): Rewrite.
8638 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8639 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
8640 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8641 (ASM_SPEC): Add %(asm_arch).
8642 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
8643 Rename asm_default to asm_cpu_default.
8644 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
8645 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
8646 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
8647 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
8648 (MASK_INT64,MASK_LONG64): Delete.
8649 (MASK_ARCH64): Renamed to MASK_64BIT.
8650 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
8651 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
8652 (TARGET_SWITCHES): Always provide 64 bit options.
8653 (ARCH64_SWITCHES): Delete.
8654 (TARGET_OPTIONS): New option -mcmodel=.
8655 (INT_TYPE_SIZE): Always 32.
8656 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
8657 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
8658 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
8659 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
8660 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
8662 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8663 * sparc/linux.h: Likewise.
8664 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
8665 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8666 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
8667 (SPARC_DEFAULT_CMODEL): Define.
8668 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8669 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8670 (LONG_DOUBLE_TYPE_SIZE): Define.
8671 (ASM_SPEC): Add %(asm_arch).
8672 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8673 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8674 (TARGET_CPU_DEFAULT): Add ultrasparc case.
8675 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
8676 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
8677 (SPARC_DEFAULT_CMODEL): Define.
8678 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
8679 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
8680 MASK_LONG64, MASK_MEDANY.
8681 (SPARC_DEFAULT_CMODEL): Define.
8682 (CPP_PREDEFINES): Delete.
8683 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8684 (ASM_SPEC): Add %(asm_arch).
8685 (LONG_DOUBLE_TYPE_SIZE): Define.
8686 (DWARF2_DEBUGGING_INFO): Define.
8687 * sparc/splet.h (CPP_SPEC): Delete.
8688 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8689 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
8690 (BLOCK_PROFILER): Likewise.
8691 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
8692 (sparc_override_options): Handle code model selection.
8693 (sparc_init_expanders): Renamed from sparc64_init_expanders.
8694 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
8695 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
8696 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
8697 (sethi_di_fullany): Delete.
8699 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
8700 Jeff Law <law@cygnus.com>
8701 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8703 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
8704 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
8705 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
8706 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
8707 * alpha/alpha.md (arg_home): Likewise.
8709 * alpha/alpha.c (vmskrunch): Delete
8710 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
8711 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
8712 truncate to 64 characters.
8714 * make-l2.com: Support openVMS/Alpha.
8716 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
8718 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8720 * longlong.h (count_leading_zeros): Add missing casts to USItype.
8722 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
8724 * i386/bsd386.h (ASM_COMMENT_START): Define.
8726 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
8728 * tree.c (restore_tree_status): Also free up temporary storage
8729 when we finish a toplevel function.
8730 (dump_tree_statistics): Print stats for backend obstacks.
8732 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
8734 * expr.c (use_group_regs): Don't call use_reg for MEMs.
8736 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
8738 * libgcc2.c (__throw): Don't copy the return address.
8739 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
8741 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
8742 * toplev.c (main): Initialize exceptions_via_longjmp.
8744 * tree.c: Add extra_inline_obstacks.
8745 (save_tree_status): Use it.
8746 (restore_tree_status): If this is a toplevel inline obstack and we
8747 didn't want to save anything on it, recycle it.
8748 (print_inline_obstack_statistics): New fn.
8749 * function.c (pop_function_context_from): Pass context to
8750 restore_tree_status.
8751 * obstack.h (obstack_empty_p): New macro.
8753 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
8755 * i386/freebsd.h (ASM_COMMENT_START): Fix.
8757 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
8759 * v850.c (ep_memory_offset): New function.
8760 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
8762 * v850.h (CONST_OK_FOR_*): Add and correct comments.
8763 (CONSTANT_ADDRESS_P): Add comment.
8764 (EXTRA_CONSTRAINT): Define 'U'.
8765 * v850.md: Add comments on bit field instructions.
8766 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
8767 (lshrsi3): Use N not J constraint.
8769 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
8771 * v850.c (reg_or_0_operand): Call register_operand.
8772 (reg_or_int5_operand): Likewise.
8773 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
8774 (TARGET_SWITCHES): Add "big-switch".
8775 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
8776 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
8777 (CASE_DROPS_THROUGH): Comment out.
8778 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
8779 * v850.md (cmpsi): Delete compare mode.
8780 (casesi): New pattern.
8782 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
8783 * v850.md (ashlsi3): Use SImode not QImode for shift count.
8784 (lshrsi3): Likewise.
8786 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
8787 unreachable switch statement after 'b' support. Remove "b" from
8788 strings for 'b' support.
8789 * v850.md (branch_normal, branch_invert): Change %b to b%b.
8791 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
8793 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
8794 empty line if @inhibit_libc@ is empty.
8796 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
8798 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
8799 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
8800 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8801 (DWARF2_UNWIND_INFO): Let this track object file format.
8802 (EXTRA_SECTIONS): Add in_eh.
8803 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
8804 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8806 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8808 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
8809 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
8811 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
8812 (output_double_int): Output DI mode values correctly when
8813 HOST_BITS_PER_WIDE_INT is 64.
8814 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
8815 fmovd so it works if a quad float ends up in one of the upper 32
8817 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
8818 necessary for PIC support on sparc64.
8820 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
8822 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
8823 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
8824 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
8825 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
8826 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
8827 (SPARC_FP_ARG_FIRST): New macro.
8828 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
8829 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
8830 (NPARM_REGS): There are 32 fp argument registers now.
8831 (FUNCTION_ARG_REGNO_P): Likewise.
8832 (FIRST_PARM_OFFSET): Update to new v9 abi.
8833 (REG_PARM_STACK_SPACE): Define for arch64.
8834 (enum sparc_arg_class): Delete.
8835 (sparc_arg_count,sparc_n_named_args): Delete.
8836 (struct sparc_args): Redefine and use for arch32 as well as arch64.
8837 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
8838 (FUNCTION_ARG_ADVANCE): Rewrite.
8839 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
8840 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
8841 (FUNCTION_ARG_CALLEE_COPIES): Delete.
8842 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
8843 (STRICT_ARGUMENT_NAMING): Define.
8844 (doublemove_string): Declare.
8845 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
8846 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
8847 (doublemove_string): New function.
8848 (output_move_quad): Clean up some of the arch64 support.
8849 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
8850 Don't add 8 bytes of reserved space if arch64.
8851 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
8852 (init_cumulative_args): New function.
8853 (function_arg_slotno): New static function.
8854 (function_arg,function_arg_partial_nregs): New functions.
8855 (function_arg_{pass_by_reference,advance}): New functions.
8856 (function_arg_padding): New function.
8857 * ginclude/va-sparc.h: Rewrite v9 support.
8859 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8861 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
8862 for hard regs to determine base and index registers.
8864 * reload.c (debug_reload_to_stream): New function. Specify stream
8865 into which to write debug info.
8866 (debug_reload): Modify to call debug_reload_to_stream with stderr.
8868 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
8870 * combine.c (can_combine_p): Don't combine with an asm whose
8871 output is a hard register.
8873 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
8875 * c-decl.c (start_struct): Ensure that structs with forward
8876 declarations are in fact packed when -fpack-struct is given.
8878 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
8879 we are packing a structure. This allows a structure with only
8880 bytes to be aligned on a byte boundary and have no padding on a
8883 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8885 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
8887 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
8889 * alpha.c (alpha_return_addr_rtx): New variable.
8890 (alpha_save_machine_status): New; save it.
8891 (alpha_restore_machine_status): New; restore it.
8892 (alpha_init_expanders): New; clear it.
8893 (alpha_return_addr): New; set it.
8894 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
8895 is overly conservative, so search the insns explicitly.
8896 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
8897 (alpha_sa_size [VMS && !VMS]): Likewise.
8898 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
8899 (INIT_EXPANDERS): New definition.
8901 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
8902 (output_prolog [!VMS]): Use them.
8904 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
8905 (alpha_does_function_need_gp): ... a new function. Refine the
8906 CALL_INSN test to just TYPE_JSR.
8907 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
8909 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
8911 * version.c: Bump for snapshot.
8913 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8915 * pa.c (move_operand): Respect -mdisable-indexing.
8916 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
8918 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
8920 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
8922 (umulsidi3,umulsi3_highpart): Ditto.
8923 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
8925 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
8927 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
8928 (alpha_handle_trap_shadows): ... a new function. Handle the entire
8929 function in one go. Emit RTL for trapb, instead of printf directly.
8930 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
8931 (trap_pending): Kill global variable.
8932 (output_epilog): Don't call final_prescan_insn.
8933 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
8934 * alpha.h (FINAL_PRESCAN_INSN): Remove.
8935 (MACHINE_DEPENENT_REORG): Define.
8936 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
8939 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
8941 Tune Haifa scheduler for Alpha:
8942 * alpha.h (ISSUE_RATE): Define.
8943 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
8944 EV4 adjustments to EV5.
8945 * alpha.md: Remove all scaling from function unit delays. Rework
8946 EV5 function units to match the CPU.
8947 (umuldi3_highpart): EV5 added the IMULH insn class.
8949 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
8951 * pa.c (following_call): Fail if the CALL_INSN is an indirect
8954 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
8956 * cplus-dem.c (demangle_signature): Don't look for return types on
8957 constructors. Handle member template constructors.
8959 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
8961 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
8962 * tree.h: Declare them.
8964 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
8966 * configure.in: Handle --with-newlib.
8967 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
8969 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
8971 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
8973 * config/ptx4.h: Fix typo.
8975 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
8977 * version.c: Bump for snapshot.
8979 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
8981 * aclocal.m4: Substitute INSTALL.
8982 * configure: Re-built.
8984 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
8986 * integrate.c (save_for_inline_copying): Avoid undefined pointer
8988 (expand_inline_function): Likewise.
8990 * dwarf2out.c (output_call_frame_info): Reinstate last change
8991 using flag_debug_asm check instead of flag_verbose_asm.
8993 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
8995 * dwarf2out.c (output_call_frame_info): Remove last change.
8997 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8999 * frame.c (__frame_state_for): Execute the FDE insns until the
9000 current pc value is strictly bigger than the target pc value.
9002 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
9004 * regclass.c (init_reg_modes): If we can't find a mode for the
9005 register, use the previous one.
9007 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
9009 * haifa-sched.c (print_block_visualization): Call fprintf directly,
9010 don't sprintf through an alloca'ed buffer.
9012 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
9014 * reload.c (decompose): Always initialize val.base.
9016 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9018 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
9019 instead of aborting.
9020 * dwarf2out.c (output_call_frame_info): Call app_enable and
9021 app_disable to let GNU as accept the generated comments.
9023 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
9025 * tree.h (get_file_function_name): Add declaration.
9026 * dwarf2out.c (output_call_frame_info): No need to cast
9027 get_file_function_name call anymore.
9028 * profile.c (toplevel): Remove get_file_function_name
9030 * c-lang.c (finish_file): Ditto.
9032 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
9034 * Makefile.in (program_transform_name): Let autoconf substitute
9037 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
9039 * haifa-sched.c (schedule_block): If the first real insn in a
9040 block has any special notes attached to it, remove them.
9042 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
9044 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
9046 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9048 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
9050 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
9052 * Makefile.in (check-g77): New test target.
9053 (CHECK-TARGETS): Add check-g77.
9055 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9057 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
9059 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
9061 * flow.c (print_rtl_with_bb): Cast alloca return value for
9064 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
9066 * i386.h (RETURN_ADDR_RTX): New definition that works for
9067 __builtin_return_address(0) and -fomit-frame-pointer.
9069 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
9071 Bring over from FSF.
9072 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
9074 * mips.c (function_arg): Handle passing a struct
9075 containing a double in a DFmode register without the PARALLEL.
9077 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
9079 * pexecute.c: Use spawn if __CYGWIN32__.
9081 * pexecute.c: Include "config.h" first, as per autoconf manual
9082 (from Paul Eggert <eggert@twinsun.com>).
9084 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9086 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
9087 optimisation for f/expr.o and f/stb.o.
9089 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
9091 * cse.c (this_insn_cc0_mode): Initialize.
9093 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
9095 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
9097 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
9099 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
9101 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
9102 that pair will dual-issue on the 21164 and plus+beq won't.
9103 (bne): Likewise for cmpeq+beq.
9105 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
9107 * except.c (find_exception_handler_labels): Correct argument to free.
9109 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
9111 * except.c (find_exception_handler_labels): Free LABELS when we're
9114 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
9116 * version.c: Bump for snapshot.
9118 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9120 * flow.c (find_basic_blocks): Mark calls as potentially jumping
9123 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
9125 * configure.in: Substitute for "install" too.
9126 * configure: Rebuilt.
9128 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
9130 * Makefile.in (bootstrap-lean, compare-lean): New targets.
9132 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
9134 * alias.c (base_alias_check): Two symbols can conflict if they
9135 are accessed via AND.
9136 (memrefs_conflict_p): Likewise.
9138 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
9139 after flushing argument registers to the stack.
9141 * Makefile.in (mostlyclean): Remove .regmove files.
9143 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9145 * libgcc2.c (__throw): Fix thinko.
9147 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
9149 * cplus-dem.c (demangle_template): Add new parameter. Handle new
9150 template-function mangling.
9151 (consume_count_with_underscores): New function.
9152 (demangle_signature): Handle new name-mangling scheme.
9154 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9156 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
9159 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
9161 * frame.c: Remove last change.
9162 * dwarf2.h: Remove last change.
9163 * tree.h: Add declarations of DWARF2 unwind info support
9166 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9168 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
9169 * tree.h (built_in_function): Likewise.
9170 * expr.c (expand_builtin): Likewise.
9171 * except.h: Likewise.
9172 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
9173 * libgcc2.c (copy_reg): New fn.
9176 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
9178 * c-typeck.c (build_binary_op): Warn about comparing signed vs
9179 unsigned if -W is specified and -Wno-sign-compare is not.
9180 * c-decl.c (warn_sign_compare): Initialize to -1.
9181 (c_decode_option): -Wall no longer implies -Wsign-compare.
9183 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9185 * frame.c: Include gansidecl.h for PROTO.
9186 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
9187 defined. Don't declare dwarf2out_cfi_label here.
9188 * dwarf2.h: Add declarations of DWARF2 unwind info support
9190 * m68k.c: Include dwarf2.h.
9191 (output_function_prologue): Add dwarf2 support.
9192 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
9193 (INCOMING_FRAME_SP_OFFSET): Likewise.
9195 * integrate.c (expand_inline_function): Make sure there is at
9196 least one insn that can be used as an insertion point.
9198 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9200 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
9202 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
9204 * version.c: Bump for snapshot.
9206 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
9208 Bring over from FSF.
9210 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
9212 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
9213 (get_pc_via_rdpc): Renamed from get_pc_sp64.
9214 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
9216 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
9218 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
9219 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
9221 (sparc_align_{loops,jumps,funcs}_string): Declare.
9222 (sparc_align_{loops,jumps,funcs}): Declare.
9223 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
9224 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
9225 (STACK_BIAS): Define.
9226 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
9228 (SPARC_SETHI_P): New macro.
9229 (CONST_OK_FOR_LETTER_P): Use it.
9230 (ASM_OUTPUT_ALIGN_CODE): Define.
9231 (ASM_OUTPUT_LOOP_ALIGN): Define.
9232 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
9233 (sparc_align_{loops,jumps,funcs}): New globals.
9234 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
9236 (move_operand): Use SPARC_SETHI_P.
9237 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
9239 (arith11_double_operand): Likewise.
9240 (arith10_double_operand): Likewise.
9241 (finalize_pic): Finish sparc64 support.
9242 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
9243 64 bit constants if able.
9244 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
9245 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
9247 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
9248 (get_pc_sp32): Use for sparc64 as well.
9249 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
9250 (sethi_di_sp64_const): Likewise.
9251 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
9252 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
9253 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
9255 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
9257 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
9258 * sparc/linux.h (COMMENT_BEGIN): Likewise.
9259 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
9261 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
9263 Add sparc64 linux support.
9264 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
9265 to xm_file list on 32-bit sparc-linux.
9266 * sparc/xm-sp64.h: New file.
9267 * sparc/linux64.h: New file.
9268 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
9269 Don't include xm-sparc.h.
9270 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
9271 * glimits.h (LONG_MAX): Handle sparc64.
9273 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
9275 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
9276 * sparc.h (ASM_COMMENT_START): Define.
9277 * sparc.c (output_function_prologue): Use it.
9278 (sparc_flat_output_function_{epi,pro}logue): Likewise.
9280 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
9282 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
9283 use sparc.h's copies.
9284 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
9287 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9289 * sparc.c (dwarf2out_cfi_label): Add declaration.
9290 (save_regs, output_function_prologue): Remove cast for it.
9291 (sparc_flat_{save_restore,output_function_prologue): Likewise.
9292 ({save,restore}_regs): No longer inline.
9294 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9296 * fold-const.c (make_range): Correctly handle cases of converting
9297 from unsigned to signed type.
9299 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9301 * fold-const.c (merge_ranges): Make sure that if one range is subset
9302 of another, it will always be the second range. Correct (+,-) case to
9305 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
9307 * final.c (final_end_function): Also do dwarf2 thing if
9308 DWARF2_DEBUGGING_INFO.
9309 (final_start_function): Likewise.
9311 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
9313 * expmed.c (expand_divmod): If compute_mode is not the same as
9314 mode, handle the case where convert_modes() causes op1 to no
9315 longer be a CONST_INT.
9317 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
9318 note holding get_jump_flags() calculation to all JUMP_INSNs.
9319 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
9320 * rtl.c (reg_note_name): Add new note types.
9322 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
9324 * rtlanal.c (computed_jump_p): Fix typo in last change.
9326 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9328 * loop.c (indirect_jump_in_function_p): Return 0
9331 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
9333 * rs6000/xm-rs6000.h: Fix thinko in last change.
9334 * rs6000/xm-sysv4.h: Likewise.
9336 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
9338 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
9340 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
9342 * reg-stack.c (find_blocks): Fix thinko in last change.
9344 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9346 * m68k.c (output_function_prologue): Add dwarf2 support.
9348 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
9349 INCOMING_FRAME_SP_OFFSET): New definitions.
9351 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
9353 * combine.c (try_combine): Use NULL_RTX instead of '0' where
9354 appropriate in calls to gen_rtx().
9355 * cse.c (cse_main): Likewise.
9356 * emit-rtl.c (gen_label_rtx): Likewise.
9357 * expr.c (init_expr_once): Likewise.
9358 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
9359 sched_analyze, init_rgn_data_dependences,
9360 compute_block_backward_dependences): Likewise.
9361 * sched.c (schedule_insns): Likewise.
9362 * varasm.c (immed_double_const): Likewise.
9364 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
9365 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
9367 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
9369 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
9370 (MULTILIB_DEFAULTS): Define.
9371 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
9372 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
9373 (LIBGCC_SPEC): Likewise.
9374 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
9375 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
9376 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
9377 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
9378 (EXTRA_PARTS, TAROUTOPTS): Delete.
9379 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
9380 (MULTILIB_OPTIONS): Define.
9381 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
9382 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
9384 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
9386 * version.c: Bump for snapshot.
9388 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
9390 * loop.c (loop_number): Delete function. Change all references
9391 to use uid_loop_num array.
9392 * loop.h (loop_number): Delete declaration.
9393 * unroll.c (unroll_loop): Change "loop_number" references to
9394 use uid_loop_num instead.
9396 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
9398 (loop_unroll_iter): Remove unused variable and all references.
9399 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
9400 (insert_bct): Fix minor formatting problems.
9401 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
9402 (loop_unroll_iter): Removed unused decl.
9403 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
9404 Always record the unrolling factor.
9406 * cse.c (simplify_relational_operation): Set h0u just like h0s.
9407 Similarly for h1u and h1s.
9409 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
9410 (find_basic_blocks): Use computed_jump_p to determine if a
9411 particular JUMP_INSN is a computed jump.
9412 * reg-stack.c (find_blocks): Use computed_jump_p to determine
9413 if a particular JUMP_INSN is a computed jump.
9414 * rtlanal.c (jmp_uses_reg_or_mem): New function.
9415 (computed_jump_p): Likewise.
9416 * rtl.h (computed_jump_p): Declare.
9417 * genattrtab.c (pc_rtx): Define and initialize.
9418 * loop.c (loop_optimize): Always determine if the current
9419 function has a computed jump.
9420 (indirect_jump_in_function_p): Use computed_jump_p to determine
9421 if a particular JUMP_INSN is a computed jump.
9423 * loop.c (fix_bct_param): Delete unused function.
9424 (check_bct_param): Likewise.
9426 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9428 * frame.c (__deregister_frame): Check properly for initialized object.
9430 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9432 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
9434 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9436 * jump.c (thread_jumps): check can_reverse_comparison_p before
9437 threading a reversed-condition jump.
9439 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
9440 * haifa-sched.c (update_flow_info): Likewise.
9442 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
9444 * Makefile.in (BOOT_CFLAGS): Use -O2.
9446 * configure.in (strtoul, bsearch): Have autoconf check for these
9448 * configure, config.in: Rebuilt.
9450 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
9451 * mips/mips.h (alloca): Likewise.
9452 * rs6000/xm-rs6000.h (alloca): Likewise.
9453 * rs6000/xm-sysv4.h: Likewise.
9455 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
9457 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
9458 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
9459 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
9461 * except.c (end_eh_unwinder): Subtract 1 from return address.
9462 * libgcc2.c (__throw): Likewise.
9463 (find_exception_handler): Don't change PC here. Compare end with >.
9465 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
9467 * v850.c (compute_register_save_size): Correct register
9469 * v850.md (save_interrupt, return_interrupt): Correct
9471 * v850/lib1funcs.asm (save_interrupt): Correct register number.
9472 (return_interrupt): Use stack pointer, not element pointer.
9474 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
9476 * configure.in, configure: Make sure to create the stage* and include
9477 symbolic links in each subdirectory.
9479 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
9481 * pa.md (reload_peepholes): Don't allow addresses with side
9482 effects for the memory operand.
9484 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9486 * libgcc2.c (find_exception_handler): Subtract one from our PC when
9487 looking for a handler, to avoid hitting the beginning of the next
9490 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
9492 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
9494 * mips/abi64.h (LONG_MAX_SPEC): Define.
9495 * mips.h (LONG_MAX_SPEC): Define.
9496 (CPP_SPEC): Include long_max_spec.
9497 (EXTRA_SPECS): Include long_max_spec.
9499 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
9501 * v850.c (construct_save_jarl): Fix thinko in last change.
9503 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
9505 * version.c: Bump for snapshot.
9507 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9509 * libgcc2.c (find_exception_handler): Not found is -1.
9511 * integrate.c (expand_inline_function): Move expand_start_bindings
9512 after expanding the arguments.
9514 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
9516 * expr.c (expand_expr): Remove previous incorrect change.
9517 If target and slot has no DECL_RTL, then call mark_addressable
9518 again for the slot after we give it RTL.
9520 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
9522 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
9523 again for the slot after we give it RTL.
9525 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
9527 * v850.c (register_is_ok_for_epilogue,
9528 pattern_is_ok_for_epilogue, construct_restore_jr,
9529 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
9531 * v850.h (pattern_is_ok_for_prologue,
9532 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
9535 * v850.md: Replace prologue and epilogue patterns with a
9536 match_parallel pattern.
9538 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
9540 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
9541 * configure.in: Use EGCS_PROG_INSTALL.
9543 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
9545 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
9546 extern inline function.
9548 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
9550 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
9551 (concat_loc_descriptor): New function.
9552 (loc_descriptor): Call it.
9553 (add_AT_location_description): Also elide the descriptor if both
9554 halves of a CONCAT are pseudos.
9555 (add_location_or_const_value_attribute): Recognize CONCAT too.
9557 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
9559 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
9561 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
9562 out-or-range reg_offset.
9563 (output_epilog): Likewise.
9565 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
9567 * cse.c (simplify_relational_operation): If MODE specifies a
9568 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
9569 is derived from the sign bit of the low word.
9571 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9573 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
9575 * dwarf2.h: Add DW_CFA_GNU_args_size.
9576 * frame.c (execute_cfa_insn): Likewise.
9577 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
9578 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
9579 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
9580 insn, hand it off to dwarf2out_stack_adjust.
9581 (dwarf2out_begin_prologue): Initialize args_size.
9582 * frame.h (struct frame_state): Add args_size.
9583 * libgcc2.c (__throw): Use args_size.
9584 * final.c (final_scan_insn): If we push args, hand off all insns
9585 to dwarf2out_frame_debug.
9586 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
9588 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
9589 Handle epilogue restore of SP from FP.
9590 * emit-rtl.c (gen_sequence): Still generate a sequence if the
9591 lone insn has RTX_FRAME_RELATED_P set.
9593 * frame.c (extract_cie_info): Handle "e" augmentation.
9594 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
9595 absence of UNALIGNED_*_ASM_OP.
9596 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
9597 (output_call_frame_info): Use "e" instead of "z" for augmentation.
9598 Don't emit augmentation fields length.
9599 (dwarf2out_do_frame): Move outside of #ifdefs.
9600 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
9603 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
9604 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
9605 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
9606 * sparc/sun4gas.h: New file.
9607 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
9609 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
9610 __register_frame_table and __deregister_frame.
9612 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
9614 * except.c (find_exception_handler_labels): Use xmalloc instead of
9615 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
9618 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
9620 * Makefile.in: Various changes to build info files
9621 in the object tree rather than the source tree.
9623 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
9625 * fixinc.math: New file to fix math.h on some systems.
9626 * configure.in (freebsd, netbsd): Use fixinc.math on these
9628 * configure: Rebuilt.
9630 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
9632 * regmove.c (regmove_optimize): If we end up moving the
9633 original insn due to lifetime overlaps, make sure to move
9636 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
9638 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
9640 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
9642 * haifa-sched.c (add_branch_dependences): Make each insn in
9643 a SCHED_GROUP_P block explicitly depend on the previous insn.
9645 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9647 * except.h: Prototype dwarf2 hooks.
9650 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
9652 * configure.in (native_prefix): Delete.
9653 (mips-dec-netbsd): Don't set prefix.
9654 (*linux*): Don't set prefix.
9656 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
9658 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
9659 defined. If not defined, include <sys/varargs.h> if
9660 HAVE_SYS_VARARGS_H is defined.
9661 * configure.in: Test for varargs.h and sys/varargs.h.
9662 * configure: Regenerate with autoconf.
9663 * config.in: Regenerate with autoheader.
9665 * cpplib.c (quote_string): Cast first arg of sprintf call
9666 from "unsigned char *" to "char *".
9667 (output_line_command): Ditto.
9668 (macroexpand): Ditto.
9669 (do_line): Cast atoi arg from "unsigned char *" to "char *".
9671 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
9673 * version.c: Bump for snapshot.
9675 * Makefile.in (compare): Exit with nonzero status if there
9676 are comparison failures. Note which files failed the
9677 comparison test in .bad_compare.
9679 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9681 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
9683 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
9685 * Makefile.in (LN, LN_S): New macros, use where appropriate.
9686 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
9687 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
9688 * configure: Regenerated.
9690 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
9692 * loop.c (strength_reduce): Fix typo.
9694 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
9696 * m88k/m88k.c (struct option): Rename to struct options.
9697 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
9698 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
9699 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
9700 __DOLPHIN__ or sysV88.
9702 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
9704 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
9707 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
9709 * config.sub: Accept 'amigados' for backward compatability.
9711 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9713 * Makefile.in (testsuite/site.exp): New target.
9714 (check-gcc, check-g++): Depend on testsuite/site.exp.
9715 Don't stop for failure.
9717 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
9719 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
9720 if DWARF2_UNWIND_INFO.
9722 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
9724 Add support for exception handling using DWARF 2 frame unwind info.
9725 Currently works on SPARC and MIPS, and almost on x86.
9727 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
9728 next_stack_level, in_reg_window): Helper fns.
9729 (__throw): Implement for DWARF2_UNWIND_INFO.
9731 * expr.c (expand_builtin): Handle builtins used by __throw.
9732 * tree.h (enum built_in_function): Add builtins used by __throw.
9733 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
9734 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
9735 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
9736 (expand_builtin_extract_return_addr): Likewise.
9737 (expand_builtin_frob_return_addr): Likewise.
9738 (expand_builtin_set_return_addr_reg): Likewise.
9739 (expand_builtin_eh_stub): Likewise.
9740 (expand_builtin_set_eh_regs): Likewise.
9741 (eh_regs): Choose two call-clobbered registers for passing back values.
9743 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
9744 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
9745 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
9746 (stmp-multilib): Likewise.
9747 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
9749 * except.c: #include "defaults.h".
9750 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
9751 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
9752 (register_exception_table_p): New fn.
9753 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
9754 (end_eh_unwinder): Likewise.
9756 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
9757 call __register_frame and __deregister_frame as needed.
9758 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
9759 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
9760 EH_FRAME_SECTION_ASM_OP.
9761 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
9762 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
9763 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
9765 * dwarf2out.c (output_call_frame_info): If no support for
9766 EXCEPTION_SECTION, mark the start of the frame info with a
9768 * collect2.c (frame_tables): New list.
9769 (is_ctor_dtor): Recognise frame entries.
9770 (scan_prog_file): Likewise.
9771 (main): Pass -fno-exceptions to sub-compile. Also do collection
9772 if there are any frame entries.
9773 (write_c_file_stat): Call __register_frame_table and
9774 __deregister_frame as needed.
9775 (write_c_file_glob): Likewise.
9777 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
9778 Also require unaligned reloc support.
9779 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
9780 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
9781 * sparc/sysv4.h: Not here.
9783 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
9784 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
9785 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
9787 * libgcc2.c (L_eh): Reorganize, moving code shared by different
9788 EH implementations to the top.
9789 (find_exception_handler): Split out. Start from 0. Compare against
9791 (__find_first_exception_table_match): Use it.
9792 * except.c (output_exception_table): Don't do anything if there's
9793 no table. Don't output a first entry of zeroes.
9794 (eh_outer_context): Adjust properly.
9795 (add_eh_table_entry): Use xrealloc.
9796 * toplev.c (compile_file): Just call output_exception_table.
9798 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
9800 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
9802 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
9804 * except.c (eh_outer_context): Do masking using expand_and.
9806 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
9808 Add port done awhile ago for the ARC cpu.
9809 * arc/arc.h: New file.
9810 * arc/arc.c: New file.
9811 * arc/arc.md: New file.
9812 * arc/initfini.c: New file.
9813 * arc/lib1funcs.asm: New file.
9814 * arc/t-arc: New file.
9815 * arc/xm-arc.h: New file.
9816 * ginclude/va-arc.h: New file.
9817 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
9818 * ginclude/varargs.h: Likewise.
9819 * Makefile.in (USER_H): Add va-arc.h.
9820 * configure.in (arc-*-elf*): Recognize.
9821 * longlong.h: Add ARC support.
9823 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
9825 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
9826 when clearing non-BLKmode data.
9828 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
9830 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
9831 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
9833 * xm-m88k.h (USG): Only define if it hasn't already been defined.
9835 * Makefile.in (risky-stage1): Delete gratutious whitespace.
9837 * Makefile.in (clean): Delete libgcc1-test.
9839 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
9841 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
9843 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
9846 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9848 * dwarf2out.c (output_call_frame_info): Call named_section.
9850 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
9852 * haifa-sched.c (print_value): Fix last change.
9854 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
9856 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
9859 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9861 * mips.c (function_prologue): Set up the CFA when ABI_32.
9863 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
9864 for dwarf2 unwind info.
9865 (output_function_prologue, sparc_flat_output_function_prologue): Same.
9867 * final.c (final_end_function): Check dwarf2out_do_frame instead
9868 of DWARF2_DEBUG for dwarf2 unwind info.
9869 (final_scan_insn): Likewise.
9870 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
9873 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
9876 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
9878 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
9880 * v850.h (ASM_SPEC): Pass on target processor.
9881 (CPP_PREDEFINES): Only define if not already specified.
9882 (TARGET_VERSION): Only define if not already specified.
9883 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
9885 (EXTRA_SWITCHES): Extra entries in the switches array.
9886 (TARGET_DEFAULT): Set default target processor.
9888 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
9890 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
9891 cases, add %# and %/, and add : to make them into extended asms.
9893 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
9895 * alias.c (init_alias_analysis): Clean up incompatible pointer
9896 type warning in bzero.
9897 * regmove.c (regmove_optimize): Ditto.
9898 * haifa-sched.c (find_rgns): Ditto.
9900 * haifa-sched.c (print_value): Clean up ptr->int cast
9903 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
9905 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
9906 * install.texi (Configurations): Ditto.
9907 * config.sub: Ditto.
9909 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
9911 * Makefile.in (sdbout.o): Depend on insn-config.h.
9913 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
9915 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
9916 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
9918 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9920 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
9921 prologue insn, only the first elt is significant.
9922 (output_call_frame_info): For exception handling, always use 4-byte
9923 fields as specified by the dwarf2 spec.
9924 Don't skip trivial FDEs.
9926 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
9928 * version.c: Bump for snapshot.
9930 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
9932 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
9933 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
9936 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
9938 * final.c (shorten_branches): During first pass, assume worst
9939 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
9941 * Makefile.in (distclean): Remove various things left around
9942 by running the testsuite.
9944 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
9946 * configure.in (out_file): Emit definition to config.status in order
9947 to have a defined value for configure.lang.
9948 * configure: Re-built.
9950 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
9952 * configure.in: Make symlink to as-new rather than as.new. Similarly
9954 * configure: Rebuilt.
9956 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
9958 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
9960 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
9962 * sparc/sparc.md: Add ultrasparc scheduling support.
9963 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
9965 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9967 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
9968 as initial value for real_label_map.
9969 (copy_for_inline): Likewise.
9971 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9973 * sched.c (update_flow_info) When looking if to set found_split_dest
9974 or found_orig_dest, look at all parts of a PARALLEL.
9975 * haifa-sched.c (update_flow_info): Likewise.
9977 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
9979 * v850: New directory for v850 port.
9980 * v850/lib1funcs.asm: New file.
9981 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
9982 * ginclude/va-v850.h: New file.
9983 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
9984 * configure.in (mn10200-*-*): New target.
9985 * configure: Rebuilt.
9986 * config.sub: Handle v850-elf.
9987 * Makefile.in (USER_H): Add va-mn10200.h.
9988 * invoke.texi: Document v850 stuff.
9990 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
9992 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
9993 has integer TYPE_{MAX,MIN}_VALUE before using them.
9995 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
9996 __HPUX_ASM__ versions.
9998 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
10000 * install.sh: Delete duplicate install script.
10002 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
10004 * reg-stack.c (subst_stack_regs): Pop the stack register for a
10005 computed goto which sets the same stack register.
10007 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
10008 destination are both on the regstack.
10009 (subst_stack_regs_pat): Put the destination at the top of the regstack.
10011 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
10013 * mips.md (nonlocal_goto_receiver): Define.
10015 * profile.c (output_arc_profiler): Check next_insert_after for non
10016 NULL before deferencing it.
10018 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
10020 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
10022 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
10024 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
10026 * toplev.c (rest_of_compilation): For passes starting with
10027 flow_analysis, use print_rtl_with_bb instead of print_rtl.
10029 * print-rtl.c (print_rtl_single): Print a single rtl value to a
10032 * flow.c (print_rtl_with_bb): Print which insns start and end
10033 basic blocks. For the start of a basic block, also print the live
10036 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
10038 * toplev.c (main): Change #elif to #else/#ifdef
10040 * tlink.c: Include ctype.h.
10041 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
10043 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
10045 * bitmap.c: Conditionally include stdlib.h.
10046 (free): Provide a declaration if NEED_DECLARATION_FREE.
10048 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
10050 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
10052 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
10054 * profile.c (output_arc_profiler): Verify next_insert_after is an
10055 INSN before and after skipping a stack pop.
10057 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10059 * final.c (shorten_branches): Don't count the lengths of deleted
10062 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
10064 * version.c: Bump for snapshot.
10066 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
10068 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
10069 two bitmaps ANDed together.
10070 (bitmap_print): Declare.
10072 * bitmap.c (function_obstack): Don't declare any more.
10073 (bitmap_obstack): Obstack for allocating links from.
10074 (bitmap_obstack_init): New static to say whether to initialize
10076 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
10077 (bitmap_release_memory): Free all memory allocated from
10080 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
10081 EXECUTE_IF_AND_IN_BITMAP.
10083 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
10085 * alias.c (true_dependence): Address with AND can alias scalars.
10086 (anti_dependence, output_dependence): Likewise.
10088 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
10090 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
10092 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
10093 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
10094 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
10095 definitions. Use -qrtems instead of -mrtems.
10097 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
10099 * xm-sco5.h (sys_siglist): Define.
10100 (SYS_SIGLIST_DECLARED): Likewise.
10102 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
10104 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
10106 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
10108 * except.c (eh_outer_context): Expand masking operation using
10111 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
10113 * alpha.md (floatdisf2-1): New pattern.
10115 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
10117 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
10118 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
10119 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
10120 * gcc.texi: Note that if you define sys_siglist that you should
10121 also define SYS_SIGLIST_DECLARED.
10123 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
10124 are relative to the next instruction, not the current instruction.
10126 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
10128 * local-alloc.c (contains_replace_regs): New function.
10129 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
10130 verify that there is no existing REG_EQUIV note, and add a call to
10131 contains_place_regs.
10133 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10135 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
10136 (STARTFILE_SPEC): Always use crtbegin.o%s
10137 (ENDFILE_SPEC): Always use crtend.o%s.
10139 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
10141 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
10143 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
10144 SFmode for 64 bit hosts.
10146 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
10148 * fixincludes: Permits spaces between # and define. Discard C++
10149 comments in sys/pci.h on HP/UX 10.20.
10151 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
10153 * version.c: Bump for snapshot.
10155 * pa.c (restore_unscaled_index_insn_codes): New function.
10156 (record_unscaled_index_insn_codes): Likewise.
10157 (output_function_prologue): Call restore_unscaled_index_insn_codes.
10158 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
10159 (pa_reorg): Call record_unscaled_index_insn_codes.
10161 * haifa-sched.c (move_insn): Handle notes correctly for insns
10162 with SCHED_GROUP_P set.
10164 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10166 * alpha/xm-linux.h (USE_BFD): Undef before define.
10168 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
10170 * cse.c (cse_insn): Don't record BLKmode values.
10172 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
10174 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
10176 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
10178 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
10179 * collect2.c (sys_errlist): Likewise.
10180 * cpplib.c (sys_errlist): Likewise.
10181 * gcc.c (sys_errlist): Likewise.
10182 * protoize (sys_errlist): Likewise.
10183 * configure.in: Check for strerror.
10184 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
10185 * xm-gnu.h (HAVE_STRERROR): Likewise.
10186 * xm-linux.h (HAVE_STRERROR): Likewise.
10187 * xm-netbsd.h (HAVE_STRERROR): Likewise.
10188 * xm-bsd386.h (HAVE_STRERROR): Likewise.
10189 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
10190 * xm-dos.h (HAVE_STRERROR): Likewise.
10191 * xm-mingw32.h (HAVE_STRERROR): Likewise.
10192 * xm-pa.h (HAVE_STRERROR): Likewise.
10193 * xm-papro.h (HAVE_STRERROR): Likewise.
10194 * xm-sysv4.h (HAVE_STRERROR): Likewise.
10195 * configure, config.in: Rebuilt.
10197 * Makefile.in: Add several missing "else true" clauses.
10199 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
10200 * mips-tfile.c: Likewise.
10201 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
10202 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
10203 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
10204 * configure.in: Check for sys_siglist declaration.
10205 * configure, config.in: Rebuilt.
10207 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
10209 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
10210 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
10211 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
10212 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
10213 * rs6000/sysv4.h (extra_subtarget_switches): Added new
10214 macro EXTRA_SUBTARGET_SWITCHES.
10215 * configure.in (sh*-*-rtems*): New target.
10216 * sh/rtems.h: New file.
10217 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
10218 * configure: Rebuilt.
10220 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
10222 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
10224 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
10226 * rs6000.md: Make DF fused-add operations pay attention to
10229 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
10231 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
10233 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
10235 * pa.md (reload_peepholes): Make sure operand is a REG before
10236 examining REGNO. Allow general registers too.
10238 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
10240 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
10242 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
10244 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
10245 to reallocate abbrev_die_table.
10247 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
10249 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
10251 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10253 * Makefile.in (config.status): Depend on version.c
10255 * expr.h (insn_gen_function): Reenable prototype.
10257 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
10260 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
10262 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
10264 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
10266 * version.c: Bump for latest snapshot.
10268 * bc-optab.c: Conditionally include stdlib.h.
10269 (free): Provide a declaration if NEED_DECLARATION_FREE.
10270 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
10271 * rtl.h (free): Remove declaration.
10272 * tree.h (free): Remvoe declaration.
10274 * configure: Rebuilt.
10276 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
10278 * flags.h (flag_move_all_movables): Declare.
10279 (flag_reduce_all_givs): Likewise.
10280 * loop.c (move_movables): Handle flag_move_all_movables.
10281 (strength_reduce): Handle flag_reduce_all_givs.
10282 * toplev.c (flag_move_all_movables): Define.
10283 (flag_reduce_all_givs): Likewise.
10284 (f_options): Add -fmove-all-movables and -freduce-all-givs.
10285 * invoke.texi: Document new options, including alias stuff that
10286 wasn't included last time.
10288 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
10290 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
10291 * t-mn10200: Ditto.
10292 * t-vxsparc: Ditto.
10293 * t-vxworks68: Ditto.
10294 * t-vxworks960: Ditto.
10297 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
10299 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
10300 if not already defined, and USE_C_ALLOCA not defined.
10302 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
10304 * config.guess: Replace with script that uses ../config.guess.
10306 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
10307 if USE_GNULIBC_1 is not defined.
10309 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
10311 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
10312 * config.guess: Recognize alpha-linux-gnulibc1.
10313 * configure.in (alpha-*-linux-gnulibc1): New target.
10314 (alpha-*-linux-gnu*): Don't build crtbegin/end.
10316 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
10318 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
10321 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
10323 * loop.c (combine_movables): Earlier insns don't match later ones.
10325 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10327 * config/linux.h (CC1_SPEC): Define it only if not defined.
10329 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
10332 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
10333 USE_GNULIBC_1 is not defined.
10335 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
10337 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
10338 as 1 if USE_GNULIBC_1 is not defined.
10340 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
10342 * reorg.c (dbr_schedule): Allow current_function_return_rtx
10343 to be something other than a REG.
10344 * function.c (expand_function_end): Fix current_function_return_rtx
10345 if it was a pseudo.
10347 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
10348 * x-netbsd: Likewise
10349 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
10350 (INSTALL_HEADERS): Delete.
10351 * x-dguxbcs: Likewise.
10352 * x-hp3bsd44: Likewise
10355 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10357 * i386.md (pop): pop increments the stack pointer.
10358 (prologue_set_stack_ptr): New pattern.
10359 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
10362 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
10364 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
10365 address where an offsettable address is required.
10367 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
10369 * loop.c (check_final_value): Don't miss a biv increment in a
10372 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
10374 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
10375 TYPE_DECL_IS_STUB instead of DECL_NAME.
10377 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10379 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
10381 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
10383 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
10385 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
10387 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
10388 (find_post_sched_live): Likewise.
10390 * haifa-sched.c (schedule_block): Remove old code to get arguments
10391 from hard regs into pseudos early.
10393 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
10395 * version.c: Bump for new snapshot.
10397 * local-alloc.c (update_equiv_regs): All the target to reject
10398 promotion of some REG_EQUAL to REG_EQUIV notes.
10399 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
10401 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
10404 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
10405 store of the argument registers.
10407 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
10409 * fold-const.c (multiple_of_p): New function.
10410 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
10412 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
10414 * expr.h (insn_gen_function): Temporarily remove prototype.
10416 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
10418 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
10419 filenames. Use sed to extract base filename for install.
10421 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
10423 * unroll.c (find_splittable_givs): Only share if two givs have the
10424 same add and multiply values.
10426 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
10428 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
10429 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
10431 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
10433 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
10434 around branch tables.
10435 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
10436 and .end_brtab directives if TARGET_GAS.
10438 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
10440 * alias.c (true_dependence): Pass x_addr not x to varies.
10442 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
10443 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
10444 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
10446 * config.in, configure: Regenerate.
10448 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
10450 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
10452 (record_set): Handle LO_SUM like PLUS.
10453 (init_alias_analysis): When following chains of base addresses,
10454 do not stop on reaching a hard register.
10456 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
10458 * version.c: Bump for new snapshot.
10460 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
10462 * alpha.h (ARCH_ASM_FILE_START): Define.
10463 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
10464 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
10466 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
10468 * Makefile.in (install-common): Put gcov comment at start of line.
10470 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
10472 * alias.c (init_alias_analysis): When simplifying the reg_base_value
10473 array, simplify entries for hard registers too.
10475 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
10477 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
10480 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
10482 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
10483 block_stack before dereferencing it.
10485 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
10487 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
10489 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10491 * cplus-dem.c: Add 'extern' to prepends_underscore.
10493 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
10495 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
10496 (get_issue_rate): Delete.
10497 * pa.h (ISSUE_RATE): Define.
10499 * configure.in: Turn on haifa by default for the PA.
10500 * configure: Rebuilt.
10501 * pa.c (override_options): Accept -mschedule=7200 option.
10502 (pa_adjust_cost): No longer need to scale costs for newer
10504 * pa.h (enum processor_type): Add PROCESSOR_7200.
10505 * pa.md: Revamp scheduling parameters to work better with
10506 haifa. Add scheduling parameters for the 7200.
10508 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
10510 (schedule_block): When adjusting basic_block_{head,end}, account
10511 for movement of SCHED_GROUP_P insns too.
10513 * haifa-sched.c (debug_dependencies): Fix thinko.
10515 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
10516 (site.exp, check, check-g++, check-gcc): New targets.
10518 * haifa-sched.c: Make lots of variables static.
10520 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10522 * expr.h, real.h: Finish prototyping.
10524 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
10526 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
10527 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
10528 * reload1.c: Undo bugfix from Aug 11.
10530 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
10532 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
10533 quotes around the name.
10534 * configure: Regenerate.
10536 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
10538 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
10540 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
10542 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
10543 to sub-makes to avoid building more passes than the user might have
10544 requested on the command line.
10546 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
10548 * configure.in: Expurgate `broken_install' (install is
10551 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
10554 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
10556 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
10557 functions and declarations.
10558 (analyze_loop_iterations): Use condjump_p.
10559 (insert_bct): Likewise. Use exact_log2.
10561 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
10563 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
10564 (schedule_region): Likewise.
10565 (schedule_insns): Likewise.
10567 * PROJECTS: Update with Haifa stuff.
10569 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
10571 * version.c: Change the version string to look like:
10572 egcs-2.90.00 970814 (gcc2-970802 experimental).
10574 * loop.c (is_conditional_branch): Make definition match declaration.
10576 * gcc.c: Take out experimental snapshot warning message.
10578 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
10580 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
10581 print out the names of the notes. Print out the name of the insn
10582 that is not a note, and not an {,CALL_,JUMP_}INSN.
10584 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10586 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
10587 again for the slot after we give it RTL.
10589 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
10591 * configure.in (haifa configury): Fix typo.
10592 * configure: Regenerate.
10594 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
10596 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
10598 * gcc.info*: Rebuilt.
10600 * COPYING.g77, README.g77: New files.
10601 * real.c (ereal_unto_float, ereal_unto_double): New functions.
10602 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
10603 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
10605 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
10607 * Integrate Haifa instruction scheduler.
10608 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
10609 to sched with $(SCHED_CFLAGS.
10610 * configure.in: Handle --enable-haifa.
10611 * configure: Rebuilt.
10612 * flags.h: Add new flags for haifa instruction scheduler.
10613 * genattrtab.c (expand_units): For haifa, don't subtract one
10614 when computing blockage.
10615 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
10616 (flag_schedule_speculative): Ditto.
10617 (flag_schedule_speculative_load): Ditto.
10618 (flag_schedule_speculative_load_dangerous): Ditto.
10619 (flag_schedule_reverse_before_reload): Ditto.
10620 (flag_schedule_reverse_after_reload): Ditto.
10621 (flag_branch_on_count_reg): Ditto.
10622 (f_options): Add Haifa switches.
10623 (main): Turn off some Haifa options if appropriate macro is
10624 defined. Process Haifa switches.
10625 * unroll.c (iteration_info): No longer static, since Haifa
10627 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
10628 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
10629 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
10630 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
10631 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
10632 storage for the Haifa scheduler.
10633 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
10635 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
10636 are defined, call analyze_loop_iterations and insert_bct to use
10638 (record_giv): Refine test for jumps out of loops if HAIFA is
10640 (analyze_loop_iterations): New function to identify if we can use
10642 (insert_bct): Insert countdown loop.
10643 (instrument_loop_bct): Low level code to insert countdown loop.
10644 (loop_number): Calculate UID of loop.
10645 (indirect_jump_in_function_p): Return true if an indirect jump is
10647 (is_power_of_2): Return true if value is a power of 2.
10648 (is_conditional_branch): Return true if insn is a conditional
10650 (fix_bct_param): Process -fbct-{min,max}-N switches.
10651 (check_bct_param): Return true if loop should be instrumented.
10652 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
10653 (loop_optimize): Initialize.
10654 (get_condition_for_loop): Ditto.
10655 * loop.c (strength_reduce): Inside of code that uses #ifdef
10656 HAVE_decrement_and_branch_on_count code, test it to make sure the
10658 (instrument_loop_bct): Ditto.
10659 * haifa-sched.c: New file.
10662 * Integrate regmove pass.
10663 * Makefile.in (OBJS): Add regmove.o
10664 (regmove.o): Add dependencies.
10665 * flow.c (find_use_as_address): No longer static.
10666 * rtl.h (find_use_as_address): Declare.
10667 * toplev.c (regmove_dump, flag_regmove): Define.
10668 (f_options): Add -fregmove.
10669 (regmove_dump_file, regmove_time): Define.
10670 (fatal_insn): Close the regmove dump file.
10671 (compile_file): Initialize regmove_time; open/close the regmove dump
10672 file as needed. Print regmove time as needed.
10673 (rest_of_compilation): Run regmove pass if requested, dump
10674 RTL after regmove if requested.
10675 (main): If -O2 or more, turn on regmove. Handle dump switches.
10676 * regmove.c: New file.
10678 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
10680 * Integrate tlink patch from jason@cygnus.com
10681 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
10682 (process_command): Increment n_switches for them. Don't discard
10683 their args. Validate them.
10684 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
10686 (process_command): Set include_prefixes from COMPILER_PATH.
10687 (main): Set COLLECT_GCC_OPTIONS sooner.
10688 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
10689 * tlink.c, hash.c, hash.h: New files.
10690 * Makefile.in (USE_COLLECT2): Always use collect2.
10691 (collect2): Depend on and link in hash.o and tlink.o.
10692 (tlink.o, hash.o): Add dependencies.
10694 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
10696 * Integrate alias analysis changes from jfc@mit.edu
10697 * Makefile.in (OBJS): Add alias.o
10698 (alias.o): Add dependencies.
10699 * alias.c: New file.
10700 * sched.c: Remove alias analysis code. It lives in alias.c now.
10701 (sched_analyze_2): Add new arguments to true_dependence.
10702 (schedule_insns): Always call init_alias_analysis.
10703 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
10704 mark return value from such functions as a pointer and keep track of
10705 them for alias analysis. If a return value from a function is a
10706 pointer, mark it as such.
10707 * combine.c (distribute_notes): Handle REG_NOALIAS.
10708 * cse.c (struct write_data): Delete. No longer needed.
10709 (invalidate): Don't call set_nonvarying_address_components anymore.
10710 Use true_dependence to decide if an entry should be removed from
10712 (invalidate_memory): Remove WRITES argument, simplify appropriately.
10714 (note_mem_written): Similarly for WRITE_PTR argument.
10715 (invalidate_from_clobbers): Similarly for W argument.
10716 (invalidate_for_call): Remove memory elements from the hash table.
10717 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
10718 (cse_rtx_varies_p): New function. Derived from old
10719 cse_rtx_addr_varies_p.
10720 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
10721 Don't call note_mem_written anymore. Stack pushes invalidate the stack
10722 pointer if PUSH_ROUNDING is defined. No longer need to call
10723 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
10724 (skipped_writes_memory): Remove variable.
10725 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
10726 (invalidate_skipped_block): Simplify for new alias analysis code.
10727 (cse_set_around_loop): Likewise.
10728 (cse_main): Call init_alias_analysis.
10729 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
10730 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
10731 (f_options): Add new alias checking arguments.
10732 (main): Set flag_alias_check when optimizing.
10733 * local_alloc (validate_equiv_mem_from_store): Add new arguments
10734 to true_dependence.
10735 (memref_referenced_p): Likewise.
10736 * loop.c (NUM_STORES): Increase to 30.
10737 (prescan_loop): Only non-constant calls set unknown_address_altered.
10738 (invariant_p): Add new arguments to true_dependence.
10739 (record_giv): Initialize unrolled and shared fields.
10740 (emit_iv_add_mult): Call record_base_value as needed.
10741 * loop.h (struct induction): Add unrolled and shared fields.
10742 * unroll.c (unroll_loop): Call record_base_value as needed.
10743 (copy_loop_body): Likewise.
10744 (final_biv_value): Likewise.
10745 (final_giv_value): Likewise.
10746 (find_splittable_regs): Likewise. Only create one new pseudo
10747 if we have multiple address GIVs that were combined with the same
10748 dst_reg GIV. Note when a new register is created due to unrolling.
10749 * rtl.c (reg_note_name): Add REG_NOALIAS.
10750 * rtl.h (enum reg_note): Similarly.
10751 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
10752 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
10753 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
10754 (true_dependence, read_dependence, anti_dependence): Likewise.
10755 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
10756 (mark_user_reg, mark_reg_pointer): Likewise.
10759 * Integrate reload bugfix from Wilon which enables the PA port
10760 to bootstrap again.
10761 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
10762 OPERAND_ADDRESS when computing how many registers an insn needs.
10763 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
10765 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
10766 OPADDR_ADDR reload.
10767 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
10768 in reload_reg_use_in_op_addr do not reach the end.
10769 do not reach the end.
10770 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
10771 RELOAD_FOR_OPERAND_ADDRESS.
10773 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
10775 * egcs project officially starts.
10778 add-log-time-format: current-time-string