1 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
3 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
4 changes. Abort if the undo fails.
6 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
8 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
9 for each alternative. Do not replace a CONST_INT with a REG unless
12 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
14 * mips.c (gpr_mode): New variable.
15 (override_options): Initialize gpr_mode.
16 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
17 determine size and offset of general purpose registers save slots.
18 (save_restore_insns, mips_expand_prologue): Similarly.
20 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
21 between constant representations when we have (SUBREG (REG)) with
22 REG equivalent to a constant.
24 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
26 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
28 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
30 * fold-const.c (fold): Even with otherwise constant trees, look for
31 opportunities to combine integer constants.
33 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
35 * i386.c (notice_update_cc): Clear cc_status.value2 in the
36 case of UNSPEC 5 (bsf).
38 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
39 conditional move instructions don't support signed integer
42 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
44 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
47 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
48 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
51 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
53 * except.c (expand_start_catch): Rename to start_catch_handler.
54 (expand_end_catch): Delete function.
55 (expand_end_all_catch): Remove catch status that expand_end_catch
57 * except.h (expand_start_catch): Rename prototype.
58 (expand_end_catch): Delete prototype.
60 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
62 * invoke.texi: Add documentation for -mips4 and -mabi=*.
64 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
66 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
67 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
68 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
70 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
72 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
73 as the threshold to permit splitting memory operations.
75 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
77 * mips.c (gpr_mode): New variable.
78 (override_options): Initialize gpr_mode.
79 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
80 determine size and offset of general purpose registers save slots.
81 (save_restore_insns, mips_expand_prologue): Similarly.
83 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
84 (LIBGCC2_CFLAGS): Remove -fexceptions.
85 (LIB2FUNCS): Remove "_eh".
86 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
89 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
90 * local-alloc.c (block_alloc): Avoid creating false
91 dependencies for targets which use instruction scheduling.
93 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
95 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
96 (ASM_FINISH_DECLARE_OBJECT): Define;
97 * mips/elf64.h: Likewise.
99 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
101 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
103 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
105 * version.c: Bump for snapshot.
107 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
109 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
110 (mulsidi3_ppc64): Delete.
112 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
114 * Makefile.in (varasm.o): Depend on dbxout.h.
115 (cse.o): Depend on toplev.h and output.h.
116 (gcse.o): Depend on output.h.
118 * mips.c: Include system.h and toplev.h and remove redundant code.
119 Include output.h after tree.h so all its prototypes get activated.
120 * mips.md (table_jump): Remove unused variable `dest'.
122 * sparc.h: Add prototype for `v8plus_regcmp_op'.
124 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
125 with __attribute__ ((__unused__)).
126 (__frame_dummy): Provide prototype before use, wrap it with
127 EH_FRAME_SECTION_ASM_OP.
129 * cse.c: Move inclusion of <setjmp.h> above local headers.
130 Include toplev.h and output.h.
132 * dbxout.h: Add prototype for `dbxout_begin_function'.
134 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
135 ASM_OUTPUT_MAX_SKIP_ALIGN.
137 * gcse.c: Include system.h and output.h.
138 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
139 Make extern instead of static.
140 (compute_can_copy): Only declare variables `reg' and `insn' when
141 AVOID_CCMODE_COPIES is not defined.
142 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
143 (hash_scan_clobber): Likewise for `x' and `insn'.
144 (hash_scan_call): Likewise.
145 (record_last_set_info): Likewise for `setter'.
146 (mark_call): Likewise for `pat'.
147 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
149 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
150 length parameter so that it multiplies the number of elements by
153 * output.h: Add prototype for `weak_finish'.
155 * recog.h: Likewise for `validate_replace_src'.
157 * rtl.h: Likewise for `optimize_save_area_alloca',
158 `fix_sched_param', `purge_addressof', `gcse_main',
159 `regmove_optimize', `dbr_schedule', `branch_prob' and
162 * toplev.h: Likewise for `set_float_handler' and
163 `output_quoted_string'.
165 * varasm.c: Include dbxout.h.
167 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
169 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
170 GP_REG_P. Use gr_regs instead of GR_REGS.
172 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
173 Jeff Law <law@cygnus.com>
175 * Revamped multiply support for MIPS chips.
176 * mips.c (extend_operator): New function.
177 (highpart_shift_operator): Likewise.
178 * mips.h: Declare new functions.
179 (PREDICATE_CODES): Add support for new predicates.
180 * mips.md (mulsi3 expander): Simplify.
181 (mulsi_mult3): Add another constraint alternative. Support
182 3 operand multiply instructions as found on various mips
184 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
185 (mul_acc_si): New pattern and associated splitters.
186 (mulsidi3 expander): Rework to use mulsidi3_64bit and
188 (umulsidi3): New expander.
189 (mulsidi3_internal): Accept either sign or zero extended
190 operands and generate code as appropriate appropriately.
191 (mulsidi3_64bit): Similarly.
192 (smulsi3_highpart): Turn into an expander and generate code
193 to match new patterns.
194 (umulsi3_highpart): Likewise.
195 (xmulsi3_highpart_internal): New pattern.
196 (maddi patterns): Delete. Replace with:
197 (mul_acc_di, mul-acc_64bit_di): New patterns.
199 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
201 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
202 flag_new_exceptions runtime flag.
203 (struct old_exception_table): New struct which represents what
204 the exception table looks like without the new model.
205 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
206 flag that this is a new style table.
207 * except.h: Remove compile time flag NEW_EH_MODEL.
208 (expand_builtin_eh_stub_old): New prototype.
209 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
210 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
211 * c-decl.c (init_decl_processing): Add new builtin function
212 __builtin_eh_stub_old.
213 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
214 * flags.h (flag_new_exceptions): New runtime flag.
215 * toplev.c (flag_new_exceptions): Initialize default to 0,
216 -fnew-exceptions sets to 1.
217 * except.c (output_exception_table_entry): Output New style exception
218 identifier into table, and replace compile time flag NEW_EH_MODEL
219 with runtime flag flag_new_exceptions.
220 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
221 (expand_builtin_eh_stub_old): Duplicates original functionality of
222 expand_builtin_eh_stub.
223 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
224 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
225 (old_find_exception_handler): New func, same as find_exception_handler
226 except it works on the old style exception table.
227 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
228 of identifier in the exception table, and call appropriate routines.
230 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
232 * function.c: Define current_function_cannot_inline.
233 (push_function_context_to): Save it.
234 (pop_function_context_from): Restore it.
235 * function.h (struct function): Provide it a home.
236 * output.h: Declare it.
237 * integrate.c (function_cannot_inline_p): Check it.
239 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
241 * expr.c (force_operand): Detect PIC address loads before
242 splitting arithmetic.
244 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
246 * version.c: Bump for snapshot.
248 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
250 * tree.c (tree_class_check): Add braces to eliminate ambigious
252 (tree_check): Likewise.
254 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
256 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
257 stack is the destination for conditional move insn.
259 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
261 * tree.h (TREE_VEC_END): Cast unused value to void.
263 * i386.c (print_operand): Use %lx for long operand.
265 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
267 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
269 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
271 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
272 conversion functions.
274 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
276 * toplev.c (flag_exceptions): Default to 0.
277 (compile_file): Remove flag_exceptions == 2 hack.
278 (main): Call lang_init_options.
279 * tree.h: Declare it.
280 * c-lang.c: Implement it.
281 * objc/objc-act.c: Likewise.
283 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
285 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
286 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
287 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
288 (output_function_profiler): Use asm_fprintf and fputs.
290 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
292 * gencheck.c: Remove redundant stdio.h include. Add a definition
293 of xmalloc for when we are forced to link with alloca.o.
295 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
298 * fold-const.c (constant_boolean_node): Make definition static to
301 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
303 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
304 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
305 (do_spec, input_filename, input_filename_length): Make public.
306 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
307 Call lang_specific_pre_link befor elinking.
309 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
311 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
312 the insn which has the most insns dependent on it.
314 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
316 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
318 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
320 * alpha.md (insxh-1): New insxl pattern for combine.
322 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
324 * i386/i386.c (output_fp_conditional_move): New function
325 to output floating point conditional move.
326 (output_int_conditional_move): New function to output integer
329 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
330 output_int_conditional_move () to output int conditional move.
331 (movsfcc+5, movdfcc+5, movxfcc+5): Call
332 output_fp_conditional_move () to output floating point
335 * i386/i386.c (put_condition_code): In INT mode, check
336 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
338 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
340 * dbxout.c (dbxout_type): Output arrays of bits as if
341 they were bitstrings for Chill
343 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
345 * tree.c (get_inner_array_type): New function.
346 * tree.h (get_inner_array_type): Prototype.
347 * expr.h (STACK_SAVEAREA_MODE): New macro.
348 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
350 (expand_builtin_longjmp): Likewise.
351 * explow.c (emit_stack_save): Likewise.
352 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
354 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
355 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
356 * rs6000/aix43.h: New file.
357 * rs6000/t-aix43: New file.
358 * rs6000/x-aix41: New file.
359 * rs6000/x-aix43: New file.
360 * configure.in (rs6000-ibm-aix*): Use them.
361 * rs6000/powerpc.h: Delete.
362 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
363 * rs6000/netware.h: and here.
364 * rs6000/win-nt.h: and here.
366 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
368 (rs6000_override_options): Ignore flag_pic for AIX.
369 (rs6000_immed_double_const): Delete.
370 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
371 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
372 (num_insns_constant): mask64_operand() is 2 insns.
373 (logical_operand): Don't assume 32-bit CONST_INT.
374 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
375 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
376 (mask_constant): HOST_WIDE_INT parameter.
377 (non_and_cint_operand): Delete.
378 (mask64_operand): New function.
379 (and64_operand): New function.
380 (function_arg_advance): DImode arguments do not need special
381 alignment when 64-bit.
382 (function_arg): Likewise.
383 (setup_incoming_varargs): Reverse reg_size assignment.
384 (print_operand): HOST_WIDE_INT second parameter.
385 (print_operand, 'B'): New case.
386 (print_operand, 'M'): Fix typo in lossage string.
387 (print_operandm 'S'): New case.
388 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
389 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
390 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
391 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
392 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
393 (rs6000_allocate_stack_space): Use {cal|la}.
394 (output_epilog): Use {cal|la}
395 (output_function_profiler): Add call glue to mcount call.
396 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
398 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
399 (STACK_BOUNDARY): Depend on TARGET_32BIT.
400 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
401 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
402 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
404 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
405 (STACK_SAVEAREA_MODE): New macro.
406 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
407 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
408 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
409 (ASM_FILE_START): Emit 64-bit ABI directive.
410 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
411 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
412 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
413 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
415 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
416 Restore define_splits.
417 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
418 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
419 Do not specify base register operand mode.
420 (floatsidf2_loadaddr): Do not specify base register operand mode.
421 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
422 register; do not specify mode. Remove !TARGET_POWERPC64 final
424 (floatsidf2_load): Do not specify base register operand mode. Remove
425 !TARGET_POWERPC64 final constraint.
426 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
427 base register operand mode.
428 (adddi3): Split large constants early.
429 (absdi3): Shift by 63, not 31.
430 (*mulsidi3_ppc64): New pattern.
431 (rotldi3): Add masking combiner patterns.
432 (anddi3): Add rldic{r,l} masking. Remove split of large constants
433 because PPC insns zero-extend.
434 (iordi3, xordi3): Split large constants early.
435 (movsi matcher): Remove S and T constraints.
436 (movsf const_double): create SImode constant from TARGET_DOUBLE.
437 (movdf_hardfloat32): Add default abort() case.
438 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
439 (movdi): Remove 64-bit constant generator. Try to convert
440 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
441 (movdi_32): Add default abort() case.
442 (movdi_64): Add numerous ways to split 64-bit constants.
443 Make catch-all define_split more optimal and never FAIL.
444 (movti_ppc64): Add default abort() case.
445 (allocate_stack): Remove operand modes. Use Pmode.
446 (restore_stack_block): Remove operand modes. Generate Pmode
448 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
449 temporary. Save area is double Pmode.
450 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
451 (call, call_value): Do not specify address operand mode. Choose
453 (*call_local64, *ret_call_local64): New patterns.
454 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
455 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
456 (compare): Materialize DImode truthvalues.
458 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
460 * expr.c (safe_from_p): Avoid combinatorial explosion
461 over duplicate SAVE_EXPRs by ensuring we never recurse
462 on one that has already been visited.
464 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
466 * loop.c (check_dbra_loop): Initialise final_value before
467 normalizing the loop.
469 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
471 * reload1.c (reload_reg_free_for_value_p): New arguments out and
472 reloadnum. Changed all callers.
474 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
476 * system.h: Add _() and N_() macros in preparation for gettext.
478 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
480 * c-common.c (check_format_info): Put back check for C9x `hh'
481 length modifier. Warn about %n format writing into const. Remove
483 (format_char_info): Fix comments.
485 * configure.in: Set float_format to m68k for all m68k targets that
486 do not override LONG_DOUBLE_TYPE_SIZE.
487 * config/float-m68k.h: New file.
489 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
491 * jump.c (jump_optimize): Remove debug messages accidentally left in
492 with the previous change.
494 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
496 * expr.c (store_expr): Revert stray patch associated with
499 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
501 * jump.c (rtx_unsafe_p): New function.
502 (jump_optimize): Use it on if/then/else transformations and
503 conditional move transformations.
505 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
507 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
508 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
509 Cope with CONST being out of range for the bitfield.
511 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
513 * expr.c (emit_move_insn_1): When moving complex values in several
514 steps, emit a CLOBBER to show the destination dies.
516 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
518 * Makefile.in (site.exp): Use the object testsuite directory as
519 the temporary directory.
521 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
522 address of an ADDRESSOF rtx.
524 1998-06-02 Mike Stump <mrs@wrs.com>
526 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
527 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
528 * i960.md (ret, flush_register_windows): Define.
529 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
531 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
533 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
535 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
536 around an OSF/1 library bug wrt sign-extension of inputs.
538 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
540 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
542 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
544 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
546 * varasm.c (assemble_variable): Augment alignment warning.
548 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
550 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
551 in the presence of IEEE negative 0's.
553 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
555 * reload.c (find_reloads): Record the existing mode if
556 operand_mode == VOIDmode before replacing a register with
558 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
559 i386_compare_op1 to const0_rtx for the benefit of the
560 conditional move patterns.
561 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
562 based on suggestions from Jim Wilson.
564 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
566 * version.c: Bump for snapshot.
568 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
570 * Makefile.in (fixinc.sh): Update rules again.
572 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
574 * extend.texi: Bring back reference to trampoline paper.
576 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
578 * Makefile.in (USER_H): Add stdbool.h.
579 * ginclude/stdbool.h: New file.
581 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
583 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
586 * gcse.c (pre_delete): Fix code to determine the mode of
587 the reaching pseudo register.
589 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
591 * Makefile.in (GEN): Add gencheck
592 (STAGESTUFF): Add tree-check.h and gencheck.
594 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
596 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
597 (fixinc.sh): Set some additional environment variables before
600 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
602 * reload.c (find_reloads): Do not force a reloads of match_operators.
604 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
606 * except.h (remove_handler): Add new prototype.
607 * except.c (remove_handler): New function to remove handlers
608 from an exception region.
609 * flow.c (find_basic_blocks_1): Remove handlers from regions when
610 handler label is deleted; remove exception regions with no handlers.
612 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
614 * except.h (rtx): Define rtx type correctly if needed.
615 * function.h (rtx): Ditto.
616 (tree): Define tree type correctly if needed.
618 * c-pragma.c (toplevel): Include rtl.h.
620 * stor-layout.c (toplevel): Move include of rtl.h before
623 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
624 (tree.o): Add except.h dependency.
626 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
628 * reload1.c: Revert accidental checkin.
630 * configure.lang: Fix thinko when adding a definition for
631 target_alias to the Makefile.
633 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
635 * config/sparc/lb1spc.asm (.rem and .urem): Replace
638 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
640 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
641 variable warnings. Don't generate scratch registers if only
643 (find_barrier): Eliminate unused variable SRC.
645 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
647 * toplev.h (rtx_def): Provide global declaration to avoid
648 `limited scope' warnings.
650 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
652 * Makefile.in (gencheck.o): Use HOST_CC.
653 * i386/t-mingw32: New file.
654 * configure.in (i386-*-mingw32*): Use.
656 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
658 * arm.c (bad_signed_byte_operand): New predicate function.
659 * arm.h (PREDICATE_CODES): Add it to the list.
660 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
662 (define_split): Two new splits for above insns.
664 * arm.c: Include toplev.h.
665 (arm_override_options): Add parentheses around use of tune_flags.
666 (arm_split_constant): Remove unused variable.
667 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
668 (output_func_prologue, arm_expand_prologue): Likewise.
669 (arm_canonicalize_comparison): Make I unsigned; rework constants
670 accordignly. Add missing paratheses around << operation.
671 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
673 ({load,store}_multiple_sequence): Initialize BASE_REG.
674 (select_dominance_cc_mode): Add DEFAULT clauses.
675 (broken_move): Return zero if the destination is not a register.
676 (arm_reorg): Move unused REGNO declaration into the dead code.
677 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
679 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
681 * version.c: Bump for snapshot.
683 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
685 * version.c: Bump for snapshot.
687 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
689 * cpperror.c (v_cpp_message): Remove static prototype.
690 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
691 * cpplib.h (v_cpp_message): Add protoptype.
692 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
694 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
696 * version.c: Bump for snapshot.
698 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
700 * version.c: Bump for snapshot.
702 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
704 * m68k.h: Declare more functions used in macros.
705 (REG_CLASS_CONTENTS): Completely embrace initializer.
706 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
707 about returning no value.
708 * cse.c (find_best_addr): Declare p and found_better only if
710 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
711 * dwarfout.c (string_length_attribute): #if 0 away.
712 * function.c (expand_function_end): Define varible blktramp only
714 * jump.c (find_insert_position): Define only if !HAVE_cc0.
715 * loop.c (combine_givs_p): Define variable tem only if needed.
716 * real.c: Comment out unused functions eabs, eround,
717 e{24,53,64,113}toasc and eiinfin.
720 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
722 * Makefile.in (boostrap2-lean, bootstrap3-lean,
723 bootstrap4-lean): New targets.
725 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
727 * warn_summary, test_summary: Moved into the contrib directory.
729 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
731 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
733 (FLOAT_H_TEST): Likewise.
735 (float.h-nat): Likewise.
736 (float.h-cross): Likewise.
738 (enquire.o): Likewise.
739 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
740 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
742 (FLOAT_H): Remove old float.h-nat version; move current definition
743 to CROSS_FLOAT_H location.
744 (all.cross): Remove comments about enquire stuff.
746 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
747 (rest.encap): Likewise.
748 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
750 * toplev.h (tree_node): Provide global declaration to avoid
751 `limited scope' warnings.
753 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
755 * test_summary: Display section breaks for each entry
756 in a multilibbed target's output.
758 1998-05-23 Richard Henderson <rth@cygnus.com>
760 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
761 offset's mode is not ptr_mode, convert it.
763 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
765 * fold-const.c (ssize_binop): New fn.
766 * tree.h: Declare it.
768 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
770 * genextract.c (print_path): Handle zero-length path as a special
773 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
775 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
777 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
779 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
780 (shorten_branches, final_scan_insn): Test value of
781 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
783 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
784 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
785 * arm/tcoff.h: Likewise.
786 * i386/386bsd.h: Likewise.
787 * i386/freebsd-elf.h: Likewise.
788 * i386/freebsd.h: Likewise.
789 * i386/netbsd.h: Likewise.
790 * i386/ptx4-i.h: Likewise.
791 * i386/sysv4.h: Likewise.
793 * rs6000/linux.h: Likewise.
794 * rs6000/rs6000.h: Likewise.
796 * sparc/sp64-elf.h: Likewise.
797 * v850/v850.h: Likewise.
798 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
799 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
801 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
803 * regmove.c (gen_add3_insn): New function.
804 (fixup_match_2): Use it instead of calling gen_addsi3.
806 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
808 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
810 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
813 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
815 * Makefile.in (TREE_H): Add tree-check.h.
816 (tree-check.h, gencheck): New targets.
817 * gencheck.c: New file.
818 * tree.c (tree_check, tree_class_check): New functions.
819 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
820 (TYPE_CHECK, DECL_CHECK): Define.
821 Modify all access macros to use generated checking macros.
823 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
825 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
826 * configure.in: Check for it.
827 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
828 * final.c (uid_align, uid_shuid, label_align): Make static.
829 (label_align): Change type to struct label_alignment pointer.
830 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
831 (LABEL_TO_MAX_SKIP): Define.
832 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
833 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
834 (shorten_branches): Record the maximum bytes to skip when
836 (final_scan_insn): Use the maximum bytes to skip when aligning a label
837 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
838 * i386.h (LOOP_ALIGN_MAX_SKIP,
839 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
840 * i386.c (override_options): i386_align_jumps and i386_align_loops
841 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
842 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
844 1998-05-21 Mark Mitchell <mmitchell@usa.net>
846 * cplus-dem.c (do_type): Handle volatile qualification.
848 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
850 * function.c (init_function_start): Don't call emit_line_note if
851 lineno is 0. (Can happen when compiling Java .class files.)
853 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
855 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
856 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
858 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
860 * combine.c (nonzero_bits): For paradoxical subregs, take
861 LOAD_EXTENDED_OP into account.
863 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
865 * configure.in (extra_c_objs): add prefix.o.
866 (extra_cxx_objs): extra objects for C++ with cpplib.
867 * configure: Regenerate.
869 * c-tree.h: (get_directive_line): Different prototype for cpplib.
870 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
872 * c-lex.h: (get_directive_line): Not needed here for cpplib.
874 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
875 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
877 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
878 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
880 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
882 * gengenrtl.c (type_from_format, accessor_from_format): Change
883 type of parameter `c' from `char' to `int'.
885 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
887 * warn_summary, test_summary: New scripts from
888 Kaveh Ghazi and Alexandre Oliva respectively.
890 * gcse.c (current_function_calls_longjmp): Declare.
892 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
894 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
896 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
897 Jeff Law (law@cygnus.com)
899 * Global CSE and constant/copy propagation.
900 * Makefile.in (OBJS): Add gcse.o
901 (STAGESTUFF): Add *.gcse.
902 (gcse.o): Add dependencies.
903 (mostlyclean): Remove *.gcse and */*.gcse.
905 * loop.c (loop_optimize): Move call to init_alias_analysis.
906 * recog.c (validate_replace_src): New function.
907 * toplev.c (gcse_dump): New global variable.
908 (flag_gcse, gcse_time): Likewise.
909 (compile_file): Initialize gcse_time and clean out the gcse dump
911 (rest_of_compilation): Call gcse_main as requested. Dump RTL
912 after gcse if requested.
913 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
915 * gcc.texi: Add gcse related internal documentation.
916 * invoke.texi: Note new command line options for gcse.
917 * tm.texi: Document AVOID_CCMODE_COPIES.
918 * mips.h (AVOID_CCMODE_COPIES): Define.
920 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
922 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
924 (stmp-fixproto): Simlarly for running fixproto.
925 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
927 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
929 * config/mips/mips.c (double_memory_operand): Accept any MEM during
930 reload when TARGET_64BIT.
932 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
934 Finish incomplete change started by Kenner.
935 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
936 (powerpcle-*-cygwin32): Delete xm_defines.
937 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
938 HAVE_STAB_H instead of NO_STAB_H.
939 * config/xm-linux.h (NO_STAB_H): Delete.
940 (HAVE_STAB_H): Undefine.
941 * config/i386/xm-go32.h (NO_STAB_H): Delete.
943 1998-05-19 Jim Wilson <wilson@cygnus.com>
945 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
946 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
948 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
950 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
952 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
954 * reload1.c (reload_reg_free_for_value_p): New function.
955 (allocate_reload_reg, choose_reload_regs): Use it.
957 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
959 * except.c (expand_start_catch): Correct logic for when to
960 generate a new handler label, and when to use the old one.
962 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
964 * Makefile.in (print-rtl.o): Depend on bitmap.h.
965 (dbxout.o): Depend on toplev.h.
966 ($(SCHED_PREFIX)sched.o): Likewise.
967 ($(out_object_file)): Likewise for system.h and toplev.h.
968 (cppmain.o): Depend on gansidecl.h.
969 (cpplib.o): Likewise.
970 (cpperror.o): Likewise.
971 (cppexp.o): Likewise.
972 (cpphash.o): Likewise.
973 (cppalloc.o): Likewise.
974 (fix-header.o): Depend on cpplib.h and cpphash.h.
975 (scan-decls.o): Depend on gansidecl.h.
977 * basic-block.h (free_regset_vector): Add prototype.
979 * cccp.c (check_precompiled): Mark parameter `fname' with
981 (do_assert): Likewise for `op' and `keyword'.
982 (do_unassert): Likewise.
983 (do_line): Likewise for `keyword'.
984 (do_error): Likewise for `op' and `keyword'.
985 (do_warning): Likewise.
986 (do_ident): Likewise for `keyword'.
987 (do_pragma): Likewise for `limit', `op' and `keyword'.
989 (do_if): Likewise for `keyword'.
992 (do_endif): Likewise.
994 * collect2.c (getenv): Remove redundant prototype.
995 (collect_exit, collect_execute, dump_file): Likewise.
996 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
997 (dump_prefix_list): Hide prototype and definition.
999 * sparc.c: Include toplev.h.
1000 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1001 (symbolic_memory_operand): Likewise.
1002 (sp64_medium_pic_operand): Likewise.
1003 (data_segment_operand): Likewise.
1004 (text_segment_operand): Likewise.
1005 (splittable_symbolic_memory_operand): Likewise.
1006 (splittable_immediate_memory_operand): Likewise.
1007 (eq_or_neq): Likewise.
1008 (normal_comp_operator): Likewise.
1009 (noov_compare_op): Likewise.
1010 (v9_regcmp_op): Likewise.
1011 (v8plus_regcmp_op): Likewise.
1012 (extend_op): Likewise.
1013 (cc_arithop): Likewise.
1014 (cc_arithopn): Likewise.
1015 (small_int): Likewise.
1016 (uns_small_int): Likewise.
1017 (clobbered_register): Likewise.
1018 (legitimize_pic_address): Likewise.
1019 (delay_operand): Likewise.
1020 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
1022 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
1023 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
1025 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
1027 * cppalloc.c: Include gansidecl.h.
1029 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
1030 (cpp_file_line_for_message): Mark parameter `pfile' with
1032 (v_cpp_message): New function.
1033 (cpp_message): Use it. Also convert to variable arguments.
1034 (cpp_fatal): Likewise.
1035 (cpp_pfatal_with_name): Constify parameter `name'.
1037 * cppexp.c: Move gansidecl.h before cpplib.h.
1038 * cpphash.c: Likewise.
1039 * cpphash.h (hashf, delete_macro): Add prototypes.
1041 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
1042 cpplib.h. Don't include errno.h.
1043 (update_path): Add arguments to prototype.
1044 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
1045 cpp_print_containing_files): Remove redundant prototypes.
1046 (cpp_hash_cleanup, add_import, append_include_chain,
1047 make_assertion, path_include, initialize_builtins,
1048 initialize_char_syntax, finclude, validate_else, comp_def_part,
1049 lookup_import, redundant_include_p, is_system_include,
1050 read_name_map, read_filename_string, open_include_file,
1051 check_macro_name, compare_defs, compare_token_lists,
1052 eval_if_expression, change_newlines): Add prototype arguments.
1053 (hashf): Remove redundant prototype.
1054 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
1055 conditional_skip, skip_if_group): Add prototype arguments.
1056 (fdopen): Remove redundant prototype.
1057 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
1058 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
1059 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
1060 (struct directive): Add prototype arguments to function pointer
1062 (handle_directive): Add missing arguments to call to `do_line'.
1063 (do_include): Mark parameters `unused1' and `unused2' with
1065 (do_line): Likewise for `keyword' and new parameters `unused1' and
1067 (do_error): Likewise for `keyword'.
1068 (do_warning): Likewise. Also add missing argument `pfile' in call
1070 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
1072 (do_ident): Likewise for `keyword', `buf' and `limit'.
1073 (do_pragma): Likewise. Also add missing arguments in call to do_once.
1074 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
1076 (do_if): Likewise for `keyword'.
1077 (do_elif): Likewise.
1078 (eval_if_expression): Likewise for `buf' and `length'.
1079 (do_xifdef): Likewise for `unused1' and `unused2'.
1080 (do_else): Likewise for `keyword', `buf' and `limit'.
1081 (do_endif): Likewise.
1082 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
1083 (cpp_handle_options): Remove superfluous NULL argument in call to
1085 (cpp_handle_options): Likewise.
1086 (do_assert): Mark parameter `keyword', `buf' and `limit' with
1088 (do_unassert): Likewise.
1089 (cpp_print_file_and_line): Add missing argument `pfile' in call to
1090 cpp_file_line_for_message.
1091 (v_cpp_error): New function.
1092 (cpp_error): Use it. Also accept variable arguments.
1093 (v_cpp_warning): New function.
1094 (cpp_warning): Use it. Also accept variable arguments.
1095 (cpp_pedwarn): Accept variable arguments.
1096 (v_cpp_error_with_line): New function
1097 (cpp_error_with_line): Use it. Accept variable arguments.
1098 (v_cpp_warning_with_line): New function.
1099 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
1101 (cpp_pedwarn_with_line): Accept variable arguments.
1102 (cpp_pedwarn_with_file_and_line): Likewise.
1103 (cpp_error_from_errno): Constify parameter `name'. Add missing
1104 argument `pfile' in call to cpp_file_line_for_message.
1105 (cpp_perror_with_name): Constify parameter `name'.
1107 * cpplib.h: Define PARAMS() in terms of PROTO().
1108 (fatal): Remove redundant prototype.
1109 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
1110 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
1111 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
1112 cpp_fatal, cpp_message, cpp_pfatal_with_name,
1113 cpp_file_line_for_message, cpp_print_containing_files): Add
1114 arguments to prototypes.
1115 (scan_decls, cpp_finish): Add prototypes.
1117 * cppmain.c: Include gansidecl.h.
1118 (main): Remove unused variable `i'.
1120 * dbxout.c: Include toplev.h.
1122 * demangle.h (do_tlink, collect_execute, collect_exit,
1123 collect_wait, dump_file, file_exists): Add prototype.
1125 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
1126 prototype and definition.
1127 (gen_unspecified_parameters_die): Don't assign results of call to
1128 function new_die() to unused variable `parm_die'.
1129 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
1130 (dwarf2out_define): Likewise for `lineno' and `buffer'.
1132 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
1133 prototype and definition.
1134 (output_die): Add prototype arguments to function pointer arg.
1135 (output_unspecified_parameters_die): Mark parameter `arg' with
1138 * except.c (output_exception_table_entry): Remove unused variable
1141 * except.h (expand_fixup_region_start, expand_fixup_region_end):
1144 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
1146 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
1148 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
1149 before cpplib.h, include cpphash.h, remove redundant prototype of
1150 cpp_fatal, don't define `const', add a prototype for `fatal'.
1151 (cpp_file_line_for_message): Add missing arguments `pfile'.
1152 (v_cpp_message): New function.
1153 (cpp_message): Use it.
1154 (v_fatal): New function.
1155 (fatal, cpp_fatal): Use it.
1156 (cpp_pfatal_with_name): Constify parameter `name'.
1158 * flow.c (free_regset_vector): Remove redundant prototype.
1160 * function.c (round_down): Wrap prototype and definition with
1161 macro ARGS_GROW_DOWNWARD.
1162 (record_insns): Wrap prototype and definition with
1163 defined (HAVE_prologue) || defined (HAVE_epilogue).
1165 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
1167 * gen-protos.c: Include gansidecl.h.
1168 (hashf): Don't make it static, constify parameter `name'.
1170 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
1171 specifier %s in calls to function `fatal'.
1173 * haifa-sched.c: Include toplev.h.
1174 (find_rgns): Remove unused variable `j'.
1176 * integrate.c (note_modified_parmregs): Mark parameter `x' with
1178 (mark_stores): Likewise.
1180 * jump.c (mark_modified_reg): Likewise.
1182 * output.h (insn_current_reference_address): Add prototype.
1183 (eh_frame_section): Likewise.
1185 * print-rtl.c: Include bitmap.h.
1187 * reload1.c (reload): Wrap variables `note' and `next' in macro
1188 PRESERVE_DEATH_INFO_REGNO_P.
1189 (forget_old_reloads_1): Mark parameter `ignored' with
1191 (choose_reload_regs): Remove unused variable `in'.
1192 (reload_cse_invalidate_mem): Mark parameter `ignore' with
1194 (reload_cse_check_clobber): Likewise.
1196 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
1197 (mark_elimination): Fix typo in prototype.
1199 * scan-decls.c: Include gansidecl.h.
1201 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
1203 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
1205 * function.c (identify_blocks): Fix thinko when setting the
1206 block number for NOTE_INSN_BLOCK_END.
1208 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
1210 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
1213 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
1214 underscores for the prefixes to the names of the maths functions.
1216 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
1217 comment explaining why.
1219 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
1221 * tree.h (TYPE_SIZE_UNIT): New.
1222 (struct tree_type): Add size_unit member.
1223 * stor-layout.c (layout_type): Initialize it.
1224 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
1225 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
1227 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
1229 * stor-layout.c (layout_record): Fix off-by-one error when checking
1230 length of the TYPE_BINFO vector.
1232 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
1234 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
1235 function parameter passed in memory.
1237 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
1239 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
1240 Prototypes for externally used functions in respective C files.
1241 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
1242 final.c: Include above files.
1243 * Makefile.in (toplev.o): Add dependency for above four headers.
1244 (final.o): Likewise.
1245 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
1246 respective header files.
1248 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
1250 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
1251 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
1252 the build tree if they exist.
1253 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
1255 (objdir): Let configure substitute value.
1256 (FLOAT_H): Let configure select a pre-built version from the
1258 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
1259 * configure.in: Substitute for objdir.
1261 * Makefile.in (build_canonical, host_canonical): Let configure
1262 substitute values for these variables.
1263 * configure.in: Substitute for build_canonical, host_canonical
1264 and target_subdir in generated Makefile.
1266 * output.h (find_basic_blocks): Declare.
1267 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
1269 * Makefile.in (BISON): Use bison from the build tree if it exists.
1272 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
1274 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
1275 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
1276 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
1277 command line arguments to see if an executable is not being
1278 created, and if so - do not append the suffix.
1280 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
1283 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
1285 * i386.h (ALIGN_DFmode): Delete.
1286 (CONSTANT_ALIGNMENT): Define.
1287 * varasm.c (force_const_mem): Use it.
1289 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
1291 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
1292 using it with swap_condition, not before.
1294 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
1296 * alias.c (mode_alias_check): Delete.
1297 (true_dependence, anti_dependence, output_dependence): Revert April 21
1300 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
1302 * toplev.c (output_lang_identify): Enable prototype and definition.
1304 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
1306 * version.c: Bump for snapshot.
1308 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
1310 * alpha/osf.h (HAVE_STAMP_H): Define.
1312 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
1313 * configure.in (alpha*-*-netbsd*): New.
1314 Based on patches from Paul H. Anderson <pha@pdq.com>.
1316 * configure.in (alpha*-*-linux-*): Kill xm_defines.
1317 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
1318 * alpha/xm-linux.h: Remove file.
1320 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
1322 * dbxout.c (dbxout_parms): If mode of type of parameter living
1323 in memory doesn't match mode of DECL_RTL, make big endian correction.
1325 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
1327 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
1329 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
1331 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
1332 * stor-layout.c (layout_record): Set it.
1334 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
1336 * toplev.c (rest_of_compilation): Don't defer nested functions.
1338 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
1340 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
1341 to an 8-byte boundary if info_ptr->fpmem_p.
1343 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
1345 * loop.c (basic_induction_var): Added test preventing
1346 CCmode parameter passed to convert_modes().
1348 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1350 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
1351 input_filename and lineno around expand_expr call. Set them to values
1352 in WFL before expand_expr call.
1354 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
1356 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
1358 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
1360 * fold-const.c (constant_boolean_node): New function.
1363 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1365 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
1366 Abort if trying to split kind 3 or 4 outside of combine.
1368 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
1370 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
1372 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
1374 * objc/Make-lang.in (OBJC_O): Add missing exeext.
1375 (libobjc.a, runtime-info.h): Likewise.
1377 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
1379 * i386.h (DATA_ALIGNMENT): Define.
1381 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1383 * reload1.c (delete_output_reload): Ignore single USE that
1384 was emitted for the pseudo use of this INSN.
1385 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
1386 remains, we can always delete OUTPUT_RELOAD_INSN.
1388 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
1390 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
1392 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
1394 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
1396 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1398 * eh-common.h: New file for basic EH data structures.
1399 * except.h: Various prototypes and structures for NEW_EH_MODEL
1400 * function.h (struct function): Add a struct eh_stack for the catch
1402 * except.c (gen_exception_label): New function to generate an
1404 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
1405 (push_entry): New function to push an existing entry onto a stack.
1406 (receive_exception_label): New function to emit the code required
1407 at the start of all catch blocks.
1408 (struct func_eh_entry): New structure for maintaining handlers
1409 associated with EH regions.
1410 (new_eh_region_entry): New function to register an EH region.
1411 (add_new_handler): New function to register a handler with a region.
1412 (get_new_handler): Creates anew handler entry for registering.
1413 (find_func_region): New function to convert a NOTE eh region number
1414 to an Eh region index.
1415 (get_first_handler): New function to get the first handler in a region.
1416 (clear_function_eh_region): New function to release memory.
1417 (duplicate_handlers): New function to duplicate a list of handlers.
1418 (expand_eh_region_end): Create a new region entry node as well.
1419 (expand_leftover_cleanups): Call receive_exception_label() and
1420 register the cleanup as a handler to the current region.
1421 (expand_start_catch): New function to start a catch clause.
1422 (expand_end_catch): New function to end a catch clause.
1423 (expand_start_all_catch): restructure to not do the equivilent of
1424 what expand_start_catch() does now. Push the exception region being
1425 handled onto the catch stack.
1426 (output_exception_table_entry): Issue an entry for each handler
1427 associated with a region.
1428 (set_exception_lang_code): New function for setting the language code.
1429 (set_exception_version_code): New function to set the version number.
1430 (output_exception_table): Output version and language codes.
1431 (find_exception_handler_labels): Find handler labels using new scheme.
1432 (is_exception_handler_label): New function, returns 1 if label is
1433 present as a handler in some exception region.
1434 (check_exception_handler_labels): Use the new scheme.
1435 (init_eh_for_function): Initialize the catch stack.
1436 (save_eh_status): Save the catch stack.
1437 (restore_eh_status): Restore the catch stack.
1438 (scan_region): Don't remove unreferenced handler label. Flow does it.
1439 (get_reg_for_handler): New function to get the eh_context pointer
1441 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
1442 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
1443 entry when processing END region rather that START region.
1444 * flow.c (find_basic_blocks_1): Find all potential handler regions
1445 now that we don't automatically know what the labels might be.
1446 Let scan_region() remove unreferenced EH BEGIN/END labels.
1447 * integrate.c (get_label_from_map): Put inlined labels onto the
1448 permanent obstack since we dont know which ones might be exception
1450 (save_for_inline_copying): Make new copies of all the handlers.
1451 (expand_inline_function): Make new copies of all the handlers.
1452 * libgcc2.c: Remove local struct decls, and include eh-common.h.
1453 (find_exception_handler): With NEW_EH_MODEL the first matching
1454 region we find is the right one. Add eh_info as a new parameter.
1455 (__throw): Pass eh_info to find_exception_handler. Set handler
1456 and pass use different regs under NEW_EH_MODEL.
1458 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
1460 * i960.h (hard_regno_mode_ok): Changed to function from array of
1462 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
1463 * i960.c (hard_regno_mode_ok): Changed to function from array of
1466 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1468 * reload.c (remove_replacements): New function.
1469 * reload.h (remove_replacements): Declare.
1470 * reload1.c (choose_reload_regs): Disable some reloads that
1471 belong to inherited reloads.
1473 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1475 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
1477 * reload1.c (merge_assigned_reloads): When merging, reset
1478 reload_spill_index for the eliminated reload.
1480 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
1482 * haifa-sched.c (schedule_insns): Fix merge goof.
1484 1998-05-13 Jim Wilson <wilson@cygnus.com>
1486 * varasm.c (make_decl_rtl): Revert April 1 change.
1487 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
1488 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
1489 Get function name from the SYMBOL_REF in the DECL_RTL, not from
1490 DECL_ASSEMBLER_NAME.
1491 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
1492 DECL_ASSEMBLER_NAME.
1494 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
1496 * i386.c (notice_update_cc, output_float_compare): Disable
1497 TARGET_CMOVE support.
1499 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
1500 Jeff Law <law@cygnus.com>
1502 * rtlanal.c (find_reg_note): Ignore notes that are not on on
1504 (find_regno_note): Likewise.
1506 * Makefile.in (stor-layout.o): Depend on except.h
1507 (varasm.o, function.o): Likewise.
1508 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
1510 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
1511 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
1512 ($(HOST_PREFIX_1)rtl.o): Likewise.
1513 ($(HOST_PREFIX_1)bitmap.o): New host object.
1514 * emit-rtl.c (toplevel): Include bitmap.h.
1515 (gen_rtx): Handle 't' and 'b' nodes.
1516 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
1517 Print block number for block begin/end notes. Print 't' type
1518 nodes as a pointer. Know that the 3rd argument of live range
1519 start/stop notes is really a range_info rtx. If type is 'b', print
1520 out argument as a bitmap.
1521 * rtl.c: Include bitmap.c.
1522 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
1523 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
1524 * rtl.def (RANGE_LIVE): New node to hold live information while we
1525 recalculate the basic blocks.
1526 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
1527 (RANGE_VAR): New node, to hold information saved in symbol node for New
1528 communicating live range information to the debug output functions.
1529 * rtl.h (rtunion_def): Add rttree and rtbit fields.
1530 (XBITMAP, XTREE): New accessor macros.
1531 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
1532 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
1533 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
1534 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
1535 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
1536 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
1537 (RANGE_INFO_*): Likewise.
1538 * sched.c (sched_analyze): Keep live range start/stop notes.
1539 (unlink_other_notes): Likewise.
1540 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
1541 (unlink_other_notes): Likewise.
1542 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
1543 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1544 (DECL_LIVE_RANGE_RTL): Likewise.
1545 (struct tree_block): Add live_range_flag, live_range_var_flag,
1546 live_range_start and live_range_end.
1547 (struct tree_decl): Add live_range_rtl field.
1548 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
1549 (accessor_from_format): Likewise.
1551 * haifa-sched.c (schedule_block): Make verbose output line up.
1552 Also add a blank line in printing the individual ready lists.
1554 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1556 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
1557 (c-lex.o): Depend on output.h.
1558 (c-common.o): Likewise.
1560 (calls.o): Likewise.
1561 (integrate.o): Depend on toplev.h.
1562 (regclass.o): Depend on output.h.
1563 (final.o): Depend on reload.h.
1565 * c-common.c: Include output.h.
1566 (check_format_info): Remove unused variable `integral_format'.
1568 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
1569 `indent' with ATTRIBUTE_UNUSED.
1570 (print_lang_type): Likewise.
1571 (maybe_build_cleanup): Likewise for parameter `decl'.
1572 (copy_lang_decl): Likewise for parameter `node'.
1574 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
1575 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1576 with ATTRIBUTE_UNUSED.
1577 (lookup_interface): Likewise for parameter `arg'.
1578 (is_class_name): Likewise.
1579 (maybe_objc_check_decl): Likewise for parameter `decl'.
1580 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
1582 (maybe_objc_method_name): Likewise for parameter `decl'.
1583 (build_objc_string): Likewise for parameters `len' and `str'.
1585 * c-lex.c: Include output.h.
1587 * c-lex.h (position_after_white_space): Correct typo in prototype.
1589 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
1590 c_expand_end_cond, init_iterators): Add prototypes.
1592 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
1593 with ATTRIBUTE_UNUSED.
1595 * calls.c: Include output.h.
1597 * cccp.c (pipe_closed): Mark parameter `signo' with
1600 * combine.c: Move inclusion of expr.h to after insn-config.h.
1602 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
1603 as empty, rather define as ((void)0).
1605 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
1606 Add parentheses around assignment used as truth value.
1608 * cplus-dem.c (squangle_mop_up): Change return type to void.
1609 (internal_cplus_demangle): Remove unused parameter `options'.
1610 All callers changed.
1611 (cplus_demangle_opname): Remove function wide variable `int i' and
1612 replace with `size_t i' at each location where it is used.
1613 (cplus_demangle_opname): change type of `i' from int to size_t.
1615 * cppexp.c (right_shift): Mark parameter `pfile' with
1618 * cpphash.c (cpp_lookup): Likewise.
1619 (cpp_hash_cleanup): Likewise.
1621 * cpplib.c (parse_name): Add a prototype and make it static.
1622 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
1623 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
1624 (macro_cleanup): Likewise for parameter `pfile'.
1625 (file_cleanup): Likewise.
1627 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
1628 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
1630 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
1631 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
1633 * cse.c (cse_check_loop_start): Mark parameter `set' with
1636 * dbxout.c (flag_minimal_debug, have_used_extensions,
1637 source_label_number): Move inside macro wrapper check against
1638 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
1640 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
1642 * except.h (doing_eh): Provide prototype.
1644 * expr.c: Move inclusion of expr.h to after insn-config.h.
1646 * final.c: Include reload.h.
1647 (shorten_branches): Cast the first argument of bzero to char *.
1649 * fix-header.c (cpp_print_containing_files): Mark parameter
1650 `pfile' with ATTRIBUTE_UNUSED.
1651 (cpp_fatal): Likewise.
1653 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
1656 * genattrtab.c (make_length_attrs): Change the type of variable
1657 `i' from int to size_t.
1658 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
1661 * genextract.c (main): When generating insn-extract.c, mark
1662 variable `junk' with ATTRIBUTE_UNUSED.
1664 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
1665 argument of bzero to char*.
1667 * integrate.c: Include toplev.h.
1669 * libgcc2.c: Wrap `struct exception_table' and
1670 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
1672 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
1674 * objc/objc-act.c: Include toplev.h.
1675 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1676 with ATTRIBUTE_UNUSED.
1677 (finish_protocol): Likewise for parameter `protocol'.
1679 * output.h (declare_weak): Add prototype.
1680 (decode_reg_name): Don't wrap with TREE_CODE macro.
1681 (assemble_alias): Add prototype.
1683 * regclass.c: Include output.h.
1685 * reload.h (reloads_conflict): Add prototype.
1687 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
1688 output_func_start_profiler): Add prototypes.
1690 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
1693 * scan-decls.c: Include scan.h.
1695 * scan.h (recognized_function, recognized_extern): Add prototypes.
1697 * stmt.c: Include output.h.
1699 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
1700 (output_lang_identify): Hide prototype and definition.
1701 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
1702 (pipe_closed): Likewise.
1704 * toplev.h (count_error, strip_off_ending, error_for_asm,
1705 warning_for_asm): Add prototypes.
1707 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
1709 * toplev.c (rest_of_compilation): "Charge" final for any time
1710 doing various cleanup operations after finishing compilation
1713 * flow.c (dump_flow_info): Also print number of sets and
1714 whether or not the pseudo is a user variable.
1716 * flow.c (reg_n_max): New global variable.
1717 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
1718 Delete regno_max variable.
1719 * regs.h (REG_N_CHECK): Define.
1720 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
1721 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
1722 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
1724 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
1726 * acconfig.h (ENABLE_CHECKING): Undefine.
1727 * configure.in (--enable-checking): New option.
1729 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1731 * reload1.c (merge_assigned_reloads): Can merge
1732 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
1733 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
1735 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
1737 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
1739 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1741 * reload1.c (gen_reload): Create REG_EQUIV notes.
1743 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1745 * reload1.c (reload): Fix check for USEs to use code of pattern.
1746 (choose_reload_regs): Remove dead variable use_insn.
1748 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
1750 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
1752 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
1754 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
1756 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
1757 (insn_{unit,issue_delay}): Ditto.
1758 (blockage_range): Ditto.
1759 (actual_hazard{,_this_instance}): Ditto.
1760 (schedule_unit): Ditto.
1761 (potential_hazard): Ditto.
1764 (queue_insn): Ditto.
1765 (birthing_insn_p): Ditto.
1766 (adjust_priority): Ditto.
1767 (get_block_head_tail): Ditto.
1768 (init_rgn_data_dependences): Ditto.
1770 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
1772 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
1774 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
1776 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
1778 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
1780 * config/mips/mips.md (dslot): Move after definition of "cpu"
1781 attribute. Handle r3900 case.
1783 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1785 * system.h: Define the STRINGIFY macro here.
1786 * protoize.c: Not here.
1787 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
1789 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
1791 * varasm.c (assemble_variable): Compute the alignment of the data
1792 earlier so that both initialized and uninitialized variables are
1793 effected by DATA_ALIGNMENT.
1794 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
1796 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
1798 * mips.c: Prototype static functions.
1800 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
1802 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
1803 Add explanatory comments.
1805 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
1807 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
1809 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
1811 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
1813 * varasm.c (make_decl_rtl): Disable April 1 change.
1815 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
1817 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
1819 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
1821 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
1822 * alpha.c (print_operand): Handle it.
1823 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
1824 related define_splits. Also add peepholes for SImode reload
1825 plus sign_extend lossage.
1827 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1829 * genattr.c: Include stdarg.h/varargs.h. Change function
1830 `fatal' to use variable arguments instead of faking it with
1831 integer parameters. Provide a prototype which also
1832 checks the format specifiers using ATTRIBUTE_PRINTF_1.
1834 * genattrtab.c: Likewise.
1835 * gencodes.c: Likewise.
1836 * genconfig.c: Likewise.
1837 * genemit.c: Likewise.
1838 * genextract.c: Likewise.
1839 * genflags.c: Likewise.
1840 * genopinit.c: Likewise.
1841 * genpeep.c: Likewise.
1842 * genrecog.c: Likewise.
1843 * genoutput.c: Likewise. Similarly for function `error'.
1845 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1847 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
1848 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
1849 * configure.in: Use GCC_C_VOLATILE.
1850 * system.h (volatile): Define as empty if no volatile support is
1853 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
1855 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
1858 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
1860 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
1861 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
1862 the body of beq; additionally set the mode of the branch to CCmode for
1863 FP compares and not fast_math.
1864 (alpha_emit_conditional_move): Always use a compare insn for FP
1865 when not fast_math, as well as setting CCmode on the cmov.
1866 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
1868 * machmode.h (COMPLEX_MODE_P): New macro.
1870 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
1872 * haifa-sched.c (print_exp): Fix typo.
1874 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
1876 * version.c: Bump for snapshot.
1878 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
1880 * final.c (final_scan_insn): Call fatal_insn instead of abort if
1881 we could not split an insn when required to.
1883 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
1885 (peepholes): Disable peepholes that call dead_or_set_p.
1886 (movsi): Rewrite to handle addresses better after last change.
1887 Add define_split to split load of addresses in large/medium modes.
1888 (prologue): Call m32r_expand_prologue.
1889 (movsi_{push,pop}): Generators for push/pop.
1890 (movsi): Support PRE_{INC,DEC}, POST_INC.
1891 (mov{di,df}): Rewrite. Always split the insns.
1892 (movsf): Add define_split to get register load in correct mode.
1893 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
1894 (attributes): Rewrite attributes so that type indicates both the
1895 type and the length of the insn directly.
1896 (all insns): Change to use new type attributes.
1897 (debug): New attribute to convey whether -mdebug was used.
1898 (opt_space): New attribute to convey whether -Os was used.
1899 (function units): Loads are 3 cycles, not 2. Better classify all
1900 insns into short/long.
1901 (load/store/extend insns): Add separate case for load/store
1902 indirect operations without an offset.
1903 (divsi3): Division is a long operation, not short.
1905 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
1907 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
1908 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
1909 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
1910 operands with PRE_{INC,DEC}, POST_INC.
1911 (FUNCTION_PROFILER): Call abort instead of doing nothing.
1912 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
1914 (gen_split_move_double): Declare.
1915 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
1917 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
1918 emit_move_insn, build up SET's directly.
1919 (toplevel): Include system.h, not stdio.h.
1920 (move_double_src_operand): Allow any DF or DI mode constant.
1921 (gen_split_move_double): Split moves of DI or DF values into the
1922 appropriate moves, loads, or stores. Don't handle use of auto
1923 inc/dec if using dead index. Do handle overlapping moves, etc.
1924 (m32r_frame_info): Remove prologue_size field.
1925 (m32r_compute_frame_size): Don't calculate prologue size.
1926 (m32r_output_function_prologue): Change to pretty much a NOP.
1927 (m32r_expand_prologue): Expand prologue as a series of INSNs.
1928 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
1929 (m32r_print_operand_address): Ditto.
1931 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
1933 * reload1.c (emit_reload_insns): When performing expensive
1934 optimizations, do not output the last reload insn if OLD is
1935 not the dest of NSN and is in the src and is clobbered by INSN.
1937 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1939 * Makefile.in (genrtl.o): Depend on system.h.
1940 * gengenrtl.c (gencode): When creating genrtl.c, have it
1943 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1945 * config/m68k/t-linux: Remove extra stuff already included in
1948 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
1950 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
1951 curses.h if it contains `typedef char bool;', as suggested by
1952 Manfred Hollstein <manfred@s-direktnet.de>.
1954 * configure.in: Rename fixinc.math to fixinc.wrap.
1956 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
1958 * gcc.c (read_specs): Handle missing blank line at end of specs file.
1960 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
1961 movdfcc_1): Disable.
1963 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
1965 * configure.in (enable_threads): Rename to enable_threads_flag before
1966 main loop. Set enable_threads to enable_threads_flag inside main
1969 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
1971 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
1974 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1976 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
1978 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
1979 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
1980 (AC_CHECK_FUNCS): Remove unused check for vprintf.
1982 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
1983 (cccp.o): Depend on gansidecl.h.
1986 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
1987 per the rest of gcc source.
1988 * cexp.y: Likewise. Include gansidecl.h and remove all code made
1991 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
1992 used when vfprintf is missing.
1995 * genattrtab.c: Likewise.
1996 * mips-tfile.c: Likewise.
1997 * toplev.c: Likewise.
1999 * vfprintf.c: New file.
2000 * doprint.c: New file.
2002 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
2004 * config/linux.h (ASM_COMMENT_START): Remove from here,
2005 * config/linux-aout.h (ASM_COMMENT_START): and here,
2006 * config/i386/linux.h (ASM_COMMENT_START): to here,
2007 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
2008 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
2011 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2013 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
2016 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
2018 * Makefile.in (dwarfout.o) Add toplev.h dependency.
2019 * dwarfout.c, i386.c: Include toplev.h
2020 * toplev.h: (pfatal_with_name) Add prototype.
2022 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
2024 * Makefile.in: Fix .SUFFIXES.
2026 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
2028 * config/linux.h (ASM_COMMENT_START): Define as "#".
2029 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
2031 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
2033 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
2034 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
2036 * toplev.c: Include toplev.h.
2037 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
2038 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
2039 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
2040 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
2041 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
2042 toplev.h dependency.
2044 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
2045 HARD_FRAME_POINTER_REGNUM.
2047 * expr.c (target_temp_slot_level): Delete duplicate definition.
2049 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
2051 * stmt.c (mark_seen_cases): Make it have external linkage again.
2052 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
2055 * haifa-sched.c (print_value, case SUBREG): Fix typo.
2057 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
2058 * i386.h (REG_CLASS_CONTENTS): Similarly.
2060 * toplev.c (-fsched-max): Delete flag.
2061 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
2062 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
2063 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
2066 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
2067 inner loops which are not reducible.
2069 * loop.c (regs_match_p): Fix typo in prototype.
2071 * regmove.c (try_auto_increment): Wrap declaration inside an
2072 #ifdef AUTO_INC_DEC.
2074 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
2076 * final.c (output_operand_lossage): Call fatal with the operand
2077 lossage message instead of calling abort.
2079 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2081 * c-common.c: Convert to using ctype macros defined in system.h.
2082 * c-lex.c: Likewise.
2084 * collect2.c: Likewise.
2085 * rs6000.c: Likewise.
2086 * cpplib.c: Likewise.
2087 * fix-header.c: Likewise.
2089 * gen-protos.c: Likewise.
2090 * pexecute.c: Likewise.
2091 * protoize.c: Likewise.
2095 * tlink.c: Likewise.
2096 * toplev.c: Likewise.
2098 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
2100 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
2101 Replace -gdwarf-2 with -g0.
2103 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2105 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
2106 * mips-tdump.c: Include system.h, remove redundant headers.
2107 * mips-tfile.c: Likewise. Also, convert all ctype function calls
2108 to calls of the macro versions defined in system.h.
2110 * objc/Make-lang.in (objc-act.o): Depend on system.h.
2111 * objc/objc-act.c: Include system.h, remove redundant headers.
2113 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2115 * configure.in (AC_CHECK_FUNCS): Add isascii.
2116 (GCC_NEED_DECLARATIONS): Add atof.
2118 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
2119 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
2121 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2123 * system.h: Wrap time.h and sys/file.h in autoconf checks.
2124 Provide default definitions for O_RDONLY and O_WRONLY here.
2126 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
2128 1998-05-06 Mark Mitchell <mmitchell@usa.net>
2130 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
2132 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
2134 * toplev.h: New file. Protypes for functions in toplev.c.
2135 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
2136 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
2137 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
2138 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
2139 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
2140 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
2141 varasm.c: include it.
2143 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
2144 Jim Wilson (wilson@cygnus.com)
2146 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
2147 blocks. Check for 1 successor which is the EXIT_BLOCK.
2149 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
2150 unreachable loops with more than one block.
2152 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2154 * fix-header.c (write_rbrac): Add "abort" to functions which need to
2157 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
2159 * Check in merge from gcc2. See ChangeLog.12 for details.
2161 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
2163 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
2164 accept 'a' flag. 'S' does accept 'a' flag.
2165 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
2168 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
2170 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2172 * config/m68k/m68k.h: Declare functions from m68k.c used in
2173 macros and machine description.
2174 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
2176 (ASM_OUTPUT_FLOAT): Likewise.
2177 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
2179 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
2181 * tree.def: Add NAMESPACE_DECL.
2182 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
2183 * dwarf2out.c (push_decl_scope): Likewise.
2184 (scope_die_for): Likewise.
2185 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
2186 how to get next context level.
2188 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
2190 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
2193 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
2195 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
2197 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
2198 for any insns skipped at the start of a block because they were
2201 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
2203 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
2205 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
2207 * c-common.c (format_char_info): Add new field hhlen.
2208 (print_char_table, scan_char_table, time_char_table): Initialize
2209 hhlen field appropriately.
2210 (char_format_info): Recognize hh modifier and lookup correct char
2213 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
2215 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
2216 reference if this is a store.
2218 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
2220 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
2222 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
2224 Make UnixWare 7 bootstrap support work with final shipping product.
2225 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
2226 Pick up xm-siglist and xm-alloca.
2227 (xm_defines): Add USG so dbxout will build.
2228 * configure: Regenerate.
2230 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
2232 Support for official Sparc V9 ABI:
2233 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
2234 Care for flag_pcc_struct_return default.
2235 (output_move_quad): Rewrite to move by halves on v9 and in the
2237 (move_quad_direction): New function.
2238 (output_fp_move_quad): Use it to determine the direction of copy.
2239 (function_arg_slotno): Return -1 for FP reg overflow as well.
2240 (function_arg_record_value*): New functions.
2241 (function_arg): Use them. Streamline unprototyped parameter passing.
2242 (function_arg_pass_by_reference): Pass TCmode by reference.
2243 (function_value): New function.
2244 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
2245 long long in 64-bit mode.
2246 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
2247 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
2248 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
2249 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
2250 (BASE_INCOMING_ARG_REG): Likewise.
2251 (FUNCTION_VALUE): Call function_value.
2252 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
2253 * sparc.md (movdi_sp32_v9): Disable for arch64.
2254 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
2255 (call_value_address_sp64): Remove register class constraints.
2256 (call_value_symbolic_sp64): Likewise.
2257 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
2258 v9 case to 32-bit constants.
2259 (goto_handler_and_restore_v9): Provide a version for arch64.
2260 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
2261 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
2262 (CPP_PREDEFINES): New.
2263 * sparc/sp64-elf.h: Likewise.
2264 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
2265 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
2266 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
2268 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
2270 * version.c: Bump for snapshot.
2272 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2274 * reload.c (find_reloads): Emit USEs to mark where a pseudo
2275 is reloaded with the MEM of its stack slot.
2276 * reload1.c (cannot_omit_stores): Delete.
2277 (reload): Don't initialize it.
2278 Don't apply avoid_return_reg logic to USEs.
2279 When done, remove USEs that have a REG_EQUAL note on them.
2280 (emit_reload_insns): Handle case where we have inherited a MEM.
2281 (choose_reload_regs): Likewise.
2282 (delete_output_reload): Don't use cannot_omit_stores.
2284 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
2286 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
2288 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
2290 * haifa-sched.c (print_{exp,value}): Various changes to make the
2291 debug output easier to read. Also, use only one buffer, and make
2292 sure the buffer we are passed in doesn't overflow.
2293 (safe_concat): Concatenate to a buffer without overflow.
2295 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2297 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
2300 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2302 * sched.c (new_insn_dead_notes): Check if the register was
2303 used in the original instruction.
2304 * haifa-sched.c (new_insn_dead_notes): Likewise.
2306 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
2308 * dwarf2out.c (scope_die_for): If could not find proper scope,
2309 check for and handle tagged type with incorrect TYPE_CONTEXT.
2311 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
2313 * calls.c (expand_call): Fix recognition of C++ operator new.
2315 * alias.c (mode_alias_check): Disable type based alias detection.
2317 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
2319 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
2320 ASM_OUTPUT_WEAK_ALIAS): Define.
2321 * config/mips/elf64.h: Same.
2322 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2323 ASM_WEAKEN_LABEL): Removed.
2325 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2327 * calls.c (expand_call): Bump the length limit on the specially
2328 recognized function names to 17.
2330 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
2332 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
2333 when undefining macros at the end.
2335 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
2336 val or len has TREE_SIDE_EFFECTS set.
2338 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
2339 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
2340 (smuldi3_highpart): Call const v8plus routine.
2341 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
2342 (const_smulsi3_highpart_v8plus): New pattern.
2343 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
2344 (umulsidi3): Call const v8plus routine.
2345 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
2347 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
2348 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
2350 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
2352 * m32r.c (*_oper{and|ator}): Change enum arguments and return
2353 values to int, so they can be prototyped even in files that don't
2355 ({small,large}_insn_p): Ditto.
2356 (m32r_select_cc_mode): Ditto.
2357 (gen_compare): Ditto.
2358 (function_arg_partial_nregs): Ditto.
2359 (m32r_setup_incoming_varargs): Ditto.
2360 (init_reg_tables): Add prototype.
2361 (m32r_frame_info): Add prolog_size field.
2362 (m32r_compute_frame_size): Calculate the size of the prologue.
2363 (m32r_first_insn_address): Return prologue size.
2364 (m32r_output_function_prologue): Calculate frame size before
2365 printing out information. Print out the prologue size.
2367 * m32r.h: Prototype all functions in m32r.c.
2368 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
2370 * m32r.md (bcc functions): Cast enum's to int.
2372 * m32r.c (conditional_move_operand): Silence a debug message.
2373 ({small,long}_insn): New predicates.
2375 * m32r.h (TARGET_M32R): New macro.
2376 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
2377 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
2379 (ISSUE_RATE): Define as 2.
2381 * m32r.md (insn_size): New attribute.
2382 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
2384 (m32r): New attribute.
2386 * configure.in (enable_haifa): Switch m32r to Haifa by default.
2387 * configure: Regenerate.
2389 (Changes from Nick Clifton <nickc@cygnus.com>)
2390 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
2391 the equivalent of a negated 'I' constraint.
2392 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
2393 optimisation to work.
2395 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
2396 than 'I' since the value is negated.
2397 (peephole): Add peephole optimisation to cope with optimization of
2398 divide and subtracts of the same operands.
2400 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
2404 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
2407 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
2409 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
2411 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
2413 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
2414 frame_pointer_rtx not FRAME_POINTER_REGNUM.
2416 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
2418 * reg-stack.c: Revert last patch (Apr 20).
2419 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
2421 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
2423 * loop.c (check_dbra_loop): New locals jump, first_compare, and
2424 compare_and_branch. Call get_condition to set first_compare.
2425 Set compare_and_branch to number of compare/branch instructions.
2426 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
2427 Replace '2' with compare_and_branch.
2429 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2431 * cplus-dem.c (demangle_qualified): Replace missing else.
2433 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2435 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
2437 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2439 * sh.c (sh_expand_prologue, sh_expand_epilogue):
2440 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
2441 * sh.h (STACK_BOUNDARY): Likewise.
2443 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2445 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2447 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
2449 * system.h (abort): If abort is not defined, and neither is
2450 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
2451 reporting the line and filename of the error.
2453 * .gdbinit: Add breakpoints on exit and fancy_abort.
2455 * final.c (split_double): Avoid a compiler warning if
2456 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
2458 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
2459 for calling jump_optimize.
2461 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
2462 macros, rather than 0/1's.
2464 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
2466 * alpha.h (CONST_COSTS): Zero is always free.
2467 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
2469 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2471 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
2472 length in the name of a virtual table.
2474 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
2476 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
2478 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
2480 * version.c: Bump for snapshot.
2482 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
2484 * fold-const.c (fold_convert): Fix typo.
2486 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
2488 * alias.c (alias_invariant): New variable.
2489 (record_base_value): New argument INVARIANT.
2490 (memrefs_conflict_p): If a register has an entry in the alias_invariant
2491 array, try substituting that value for the register.
2493 * rtl.h: Declare record_base_value.
2495 * loop.c, unroll.c: Update callers of record_base_value.
2497 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
2498 ZERO_EXTEND do not affect base values.
2500 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
2502 * dbxout.c (dbxout_type): Fix typo.
2503 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
2505 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
2507 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
2509 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
2510 if the argument is the address of a structure or array.
2512 * configure.in: Enable Haifa scheduler by default for SPARC.
2514 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2516 * cse.c (cse_set_around_loop): Don't do optimization when
2517 new pseudos are created.
2519 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
2521 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
2523 (dbxout_type_method_1, dbxout_type): Likewise.
2524 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
2525 (dbxout_type): Fix check for when to print a type range in
2528 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2530 * (gen_shl_and, in case 1): Fix comparison with mask.
2532 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
2534 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
2535 pointer as second register in REG+REG pair.
2537 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * c-common.c (check_format_info): Don't check for the 'x' format
2540 character twice, instead check for 'x' and 'X'
2542 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
2544 * Makefile.in (libgcc2.ready): Add explicit dependancy from
2545 $(STMP_FIXPROTO) to ensure all necessary include files have
2546 been created and to guarantee proper parallel builds.
2548 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2550 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
2551 register for stdarg functions.
2552 * sh.h (current_function_varargs): Declare.
2553 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
2555 1998-04-23 Jim Wilson <wilson@cygnus.com>
2557 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
2558 inhibit_libc is defined.
2560 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
2562 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
2564 * profile.c (tablejump_entry_p): New function.
2565 (branch_prob): Add code to recognize MIPS tablejump entry branch.
2566 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
2568 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
2570 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
2571 found, rather than at end of the loop, after the insn has been
2574 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2576 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
2577 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
2579 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
2581 * loop.c (note_addr_stored): Correct function to take 2 arguments,
2584 * rtl.def (MATCH_INSN2): Add new matching pattern.
2585 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
2587 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
2589 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
2590 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
2592 * final.c (split_double): Sign extend both halves of a split CONST_INT.
2594 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
2596 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
2598 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2600 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
2601 (cplus_demangle_opname): Call mop_up_squangle.
2602 (cplus_demangle): Initialize squangle info, then call
2603 internal_cplus_demangle. (Most code moved there as well)
2604 (internal_cplus_demangle): New function, performs most of what use
2605 to be done in cplus_demangle, but is only called with this file.
2606 (squangle_mop_up): New function to clean up B and K code data.
2607 (mop_up): set pointers to NULL after freeing.
2608 (demangle_signature, demangle_template, demangle_class): Add
2609 switch elements to handle K and B codes.
2610 (demangle_prefix, gnu_special, demangle_qualified): Add
2611 code to handle K and B codes.
2612 (do_type, demangle_fund_type): Handle B and K codes.
2613 (remember_Ktype): New function to store K info.
2614 (register_Btype, remember_Btype): New functions for B codes.
2615 (forget_B_and_K_types): New function to destroy B and K info.
2617 1998-04-21 Jim Wilson <wilson@cygnus.com>
2619 * stmt.c (check_seenlabel): When search for line number note for
2620 warning, handle case where there is no such note.
2622 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
2624 * genemit.c (gen_exp): Allow machine description to set mode of
2627 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
2629 * alias.c (mode_alias_check): New function.
2630 (true_dependence, anti_dependence, output_dependence): Call
2633 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
2635 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
2636 (MIPS_STACK_ALIGN): Similarly.
2638 * c-common.c (type_for_mode): Handle TI types.
2639 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
2640 (init_decl_processing): Handle TI types.
2641 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
2643 * mips.c (block_move_loop): Test Pmode == DImode instead of
2645 (expand_block_move, save_restore_insns): Likewise.
2646 (function_prologue, mips_expand_prologue): Likewise.
2647 (mips_expand_epilogue): Likewise.
2648 * mips.h (POINTER_SIZE): Allow specific targets to override.
2649 (Pmode): Allow specific targets to override.
2650 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
2651 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
2652 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
2653 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
2654 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2655 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
2656 * mips.md (indirect, tablejump & casesi support): Test for
2657 Pmode == DImode instead of TARGET_MIPS64.
2658 (call patterns): Likewise.
2660 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2662 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
2663 for gen_rtx(MEM, ...).
2665 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
2667 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
2668 to not be so gross, and to properly function with PIC.
2670 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
2672 * frame.c (heapsort): Rename to frame_heapsort.
2674 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
2676 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
2678 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
2680 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
2682 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
2683 operands during and after reload.
2685 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2687 * final.c (shorten_branches, init_insn_lengths): Move code
2688 to free label_align, uid_shuid, insn_lengths, insn_addresses
2689 and uid_align from the former function into the latter one;
2690 Add code to clear these variables.
2691 * sh.h (label_align): Remove declaration.
2693 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
2695 * gcc.c (lang_specific_driver): Declare prototype properly so
2696 fatal can be passed to it without error.
2698 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
2699 * configure: Regenerate.
2700 * config.in: Add #undef's for strchr and strrchr.
2702 * protoize.c (toplevel): If we have rindex, but not strrchr, map
2704 (file_could_be_converted): Use strrchr, not rindex since rindex is
2705 not defined on Linux systems when _POSIX_SOURCE is defined.
2706 (file_normally_convertible): Ditto.
2707 (process_aux_info_file): Ditto.
2710 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
2711 a constant to an integer register, don't split the insns that do
2712 the simple AND and OR operations, rather just split each word, and
2713 let the normal movsi define split handle it further.
2715 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2717 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
2718 (split_branches): Call init_insn_lengths.
2720 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
2722 * i386.c: Include expr.h to get the change_address prototype
2725 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
2727 * reg-stack.c (subst_asm_stack_regs): Change to return the last
2728 new insn generated by this function.
2729 (subst_stack_regs): Likewise.
2730 (convert_regs): Record the last newly generated insn and use
2731 it for change_stack () instead of INSN.
2733 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2735 * fix-header.c (enum special_file): Undefine enumerators if they
2736 are already defined by include files.
2737 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
2738 macro with '__' to not pollute user namespace.
2740 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
2742 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
2744 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
2746 * version.c: Bump for snapshot.
2748 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
2750 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
2752 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
2753 Add missing -Dpentium* options.
2754 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
2755 instead of CPP_CPU_DEFAULT.
2756 (EXTRA_SPECS): Add entry for cpp_cpu_default.
2758 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
2760 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
2761 negative in a stackless frame.
2762 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
2763 in stackless frame size. Support 64-bit stackless frame size.
2764 Combine fpmem offset calculations and don't add total_size to
2765 offset if not pushing a stack frame.
2767 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
2769 * regmove.c (fixup_match_1): In three places, in flag_exceptions
2770 check, change p to q.
2772 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
2774 * gcc.c (lang_specific_driver): Add new parm type to prototype.
2775 (added_libraries): New file scope static variable.
2776 (process_command): Initialize added_libraries. Pass it to
2777 lang_specific_driver.
2778 (main): Use added_libraries in check for no input files.
2780 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
2782 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
2783 code generation. Use 64 bit instructions in 32 bit mode when
2784 possible. Use V9 return instruction. UltraSPARC optimizations.
2786 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
2788 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
2790 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
2791 just pass zero. That will work regardless of the size of HARD_REG_SET.
2793 * libgcc2.c (__floatdisf): Fix a couple typos.
2795 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
2797 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
2799 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
2801 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
2803 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
2805 * emit-rtl.c (operand_subword_force): If a register can not be
2806 accessed by words, copy it to a pseudo register.
2808 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
2810 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
2812 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
2814 * tree.h (mark_seen_cases): Delete declaration.
2816 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
2818 * stmt.c (mark_seen_cases): Make static and add prototype.
2820 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2822 * frame.c: Include stdlib.h and unistd.h to possibly get various
2823 function prototypes. The fixproto script guarantees these header
2824 files exist on the target system.
2825 * libgcc2.c: Likewise.
2827 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
2828 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
2829 function parameters.
2830 * libgcc2.c (__udiv_w_sdiv): Likewise.
2832 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
2834 * varasm.c (asm_output_bss): Add prototype.
2835 (asm_output_aligned_bss): Likewise.
2837 * unroll.c (verify_addresses): Add prototype.
2839 * toplev.c: Add many prototypes. Too many to mention here.
2841 * stmt.c (check_seenlabel): Add prototype.
2843 * rtlanal.c (reg_set_p_1): Add prototype.
2844 (reg_set_last_1): Likewise.
2846 * reorg.c (find_dead_or_set_registers): Add prototype.
2848 * regmove (try_auto_increment): Add prototype.
2850 * reg-stack.c (pop_stack): Add prototype.
2852 * recog.c (validate_replace_rtx_1): Add prototype.
2853 (find_cosntant_term_loc): Likewise.
2855 * loop.c (regs_patch_p): Add prototype.
2856 (add_label_notes, count_nonfixed_reads): Likewise.
2857 (find_single_use_in_loop): Likewise.
2858 (express_from): Surround prototype with #ifdef.
2859 (giv_sort): Similarly.
2861 * jump.c (mark_modified_reg): Add prototype.
2863 * haifa-sched.c (is_prisky): Add prototype.
2864 (queue_to_ready): Likewise.
2866 * genextract.c (gen_insn): Add prototype.
2868 * genemit.c (max_operand_1): Add prototype.
2869 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
2870 (gen_expand, gen_explit, output_add_clobbers): Likewise.
2871 (output_init_mov_optab): Likewise.
2873 * genattrtab.c (attr_hash_add_rtx): Add prototype.
2874 (attr_hash_add_string, write_length_unit_log): Likewise.
2876 * genattr.c (init_range): Add prototype.
2878 * combine.c (sets_function_arg_p): Add prototype.
2880 * expr.c (store_constructor_field): Add prototype.
2881 (get_memory_usage_from_modifier): Likewise
2883 * expmed.c (synth_mult): Add prototype.
2884 (choose_multiplier, invert_mod2n): Likewise.
2886 * except.c (push_eh_entry): Add prototype.
2887 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
2888 (call_get_eh_context, start_dynamic_cleanup): Likewise.
2889 (start_dynamic_handler, can_throw): Likewise.
2890 (output_exception_table_entry, scan_region): Likewise.
2891 (eh_regs, set_insn_eh_region): Likewise.
2893 * dwarfout.c (decl_class_context): Add prototype.
2894 (output_inheritance_die, type_ok_for_scope): Likewise.
2896 * c-lex.c (skip_white_space_on_line): Add prototype.
2898 * alias.c (record_set): Add prototype.
2899 (find_base_term, base_alias_check): Likewise.
2901 * function.c (assign_outer_stack_local): Make static and add prototype.
2903 * haifa-sched.c (build_control_flow): Accept raw data as inputs
2904 instead of computing it locally. Callers changed.
2905 (find_rgns): Several new arguments. Callers changed.
2906 Generally clean up and comment better. Use dominators to
2907 identify reducible loops. Convert some flag arrays to bitmaps.
2908 Convert most of the code to work on pred/succ lists instead of
2909 an edge table. Add comments for future improvements.
2910 (schedule_insns): Allocate temporary tables for flow data, call
2911 routines to compute flow data and pass it along to children as
2913 (debug_control_flow): Delete. Use dump_bb_data instead.
2915 * basic-block.h (compute_dominators): Declare.
2917 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
2919 * basic-block.h: Declare them.
2921 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
2923 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
2926 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
2928 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
2929 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
2930 node is non NULL. Cache last file name and file name identifier node.
2932 1998-04-15 Mark Mitchell <mmitchell@usa.net>
2934 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
2935 the length of an array, not TREE_TYPE.
2937 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
2939 * flow.c (sbitmap_union_of_successors): New function.
2940 * basic-block.h (sbitmap_union_of_successors): Declare it.
2942 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
2944 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
2945 Set gnu_ld to gnu_ld_flag inside main loop.
2948 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
2950 * toplev.c (compile_file): Call init_parse using new interface.
2951 (init_lex): Remove declaration.
2953 * c-lex.c (init_parse): Now returns char* containing filename.
2955 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
2957 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
2959 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
2961 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
2962 (gen{extract,peep,opinit,output}): Ditto.
2964 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
2965 global definition so print-rtl.o can be linked in.
2966 * gen{peep,recog}.c (insn_attr_name): Ditto.
2968 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
2970 * fixincludes: discard empty C++ comments, as found in sys/time.h
2973 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2975 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
2978 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
2980 * emit-rtl.c (operand_subword): Rework slightly to avoid
2981 bogus warning from previous change.
2983 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
2985 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
2986 Nov 8 find_replacement change. Move decls of get_unaligned_address
2987 * alpha.h: ... here.
2989 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
2991 * function.c (assign_parms): Initialize unsignedp before passing
2992 its pointer to promote_mode.
2994 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
2995 (write_test_expr): Allow MATCH_INSN.
2997 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
2999 * install.texi: Update section on warnings that can be safely ignored.
3001 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
3003 * mips.md (reload_outdi): Change the scratch mode from DImode to
3004 TImode. New variable scratch, used instead of operand[2] in template.
3005 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
3007 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
3009 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
3011 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
3013 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
3015 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
3017 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
3018 (ASM_FINISH_DECLARE_OBJECT): Likewise.
3020 * Idea and part of the patch from HJ.
3021 * Makefile.in: auto-host.h renamed from auto-config.h. All references
3023 (distclean): Remove auto-build.h too.
3024 * configure.in: Rename host autoconf generated file to auto-host.h.
3025 If host != build, then run autoconf to generate auto-build.h for
3026 the build machine and include it in build_xm_files.
3027 Check for wait.h and sys/wait.h.
3029 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
3030 TRULY_NOOP_TRUNCATION.
3032 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
3034 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
3036 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
3038 * invoke.texi (ld options) Include memset requirements
3039 for options -nodstdlib and -nodefaultlibs.
3041 1998-04-12 Paul Eggert <eggert@twinsun.com>
3043 This change is from an idea suggested by Arthur David Olson.
3045 * c-common.c (decl_attributes, record_function_format,
3046 check_format_info, init_function_format_info):
3047 Add support for strftime format checking.
3048 (enum format_type): New type.
3049 (record_function_format): Now static, and takes value of type
3050 enum format_type instead of int.
3051 (time_char_table): New constant.
3052 (struct function_format_info): format_type member renamed from is_scan.
3053 (check_format_info): Use `warning' rather than sprintf followed by
3054 `warning', to avoid mishandling `%' in warnings.
3055 Change `pedwarn' to `warning', since these warnings do not necessarily
3056 mean the program does not conform to the C Standard, as the code
3057 need not be executed.
3059 * c-tree.h (record_function_format): Remove decl; no longer extern.
3061 * extend.texi: Add documentation for strftime format checking.
3063 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
3065 * mips/ecoffl.h: Do not include mips.h.
3066 * mips/elf.h: Likewise.
3068 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
3069 * mips/ecoff.h: Include "mips/mips.h".
3071 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
3073 * version.c: Bump for snapshot.
3075 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
3077 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
3078 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
3079 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
3080 between loop optimization passes.
3081 * rtl.h: Updated appropriately.
3083 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
3085 Reinstall this patch from Jason.
3086 * function.c (push_function_context_to): Don't call init_emit.
3088 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
3090 * rtl.c (read_skip_spaces): Prevent infinite loops upon
3091 encountering unterminated comments.
3093 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
3095 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
3098 * configure.in: Handle --with-fast-fixincludes.
3099 (fixincludes): If --with-fast-fixincludes, then use a different
3100 fixincludes program by default.
3101 * Makefile.in (fixinc.sh): New rule.
3103 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
3105 * i386.md (movqi+1): Handle invalid QI register.
3106 (movsf_push-1): Likewise.
3108 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
3110 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
3112 symbolic_memort_operand(), call32_operand(), int8_operand(),
3113 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
3115 uint16_operand(): Made static.
3117 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
3119 * calls.c (expand_call): Fix typo.
3121 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
3123 * c-lex.c (finput): New global.
3124 (init_parse): Always included. Handle !USE_CPPLIB using
3125 code originally in compile_file.
3126 (finish_parse): Update for CPPLIB.
3127 * toplev.c (init_parse, finish_parse): Declare.
3128 (finput): Delete variable. Now in front-ends.
3129 (compile_file): Remove code which is now handled by init_parse
3130 which is unconditionally called. Similarly for finish_parse.
3132 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
3134 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
3135 ASM_WEAKEN_LABEL): Add.
3137 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
3139 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
3140 * configure.in (alpha-*-linux*): Use them.
3142 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
3144 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
3145 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
3146 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
3147 (build_expr_wfl): New prototype declaration.
3148 * tree.c (build_expr_wfl): New function, to build
3149 EXPR_WITH_FILE_LOCATION nodes.
3150 (copy_node): Don't zero TREE_CHAIN if copying a
3151 EXPR_WITH_FILE_LOCATION node.
3152 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
3153 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
3155 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
3157 * configure.in (v850): Use t-v850.
3158 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
3160 * protoize.c (creat, read, write): Do not declare.
3162 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
3163 refer to the CODE_LABEL before a dispatch table.
3165 * invoke.texi: Add ARC options.
3167 * gcc.c (proces_command): Improve error message for -o with
3170 * i386/x-cygwin32 (CLIB): Link in advapi32.
3172 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
3173 (ASM_IDENTIFY_LANGUAGE): Likewise.
3175 * i386.md (movqi recognizer): Don't perfom byte increment into
3178 * configure.in (x86-dg-dgux): Run fixinc.dgux.
3180 * i370.h: Fix typo in GEN_INT changes.
3182 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
3183 of an empty arglist in prototype.
3185 * Makefile.in: Remove bytecode crud that crept back in after the
3188 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
3190 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
3191 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
3193 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
3195 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3197 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
3199 * c-lex.c (is_class_name): Delete declaration.
3200 (whitespace_cr): Make static and add prototype.
3201 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
3202 yylex, get_directive_line): Turn declarations into prototypes.
3203 (position_after_whitespace, check_newline, yyerror,, is_class_name,
3204 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
3206 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
3208 * gencodes.c (gen_insn): Add prototype.
3209 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
3210 gen_peephole): Add prototypes.
3211 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
3213 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
3214 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
3215 genheader, gencode): Add prototypes.
3216 * genopinit.c (gen_insn): Add prototype.
3217 * genoutput.c (output_prologue, output_epilogue, scan_operands,
3218 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
3219 gen_expand, gen_split, n_occurrences): Add prototypes.
3220 * genpeep.c (gen_peephole): Add prototype.
3221 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
3222 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
3223 labels_in_range_p, count_loop_regs_set, note_addr_stored,
3224 loop_reg_used_before_p, scan_loop, replace_call_address,
3225 skip_consec_insns, libcall_benefit, ignore_some_movables,
3226 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
3227 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
3228 check_final_value, record_giv, update_giv_derive, basic_induction_var,
3229 simplify_giv_expr, general_induction_var, consec_sets_giv,
3230 check_dbra_loop, express_from, combine_givs_p, combine_givs,
3231 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
3232 last_use_this_basic_block, record_initial, update_reg_last_use,
3233 iteration_info, analyze_loop_iterations, insert_bct,
3234 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
3237 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
3239 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3241 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
3243 * config/mips/mips.c (siginfo): Deleted.
3244 (override_options): Don't install SIGINFO signal handler.
3246 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
3248 * loop.c (check_dbra_loop): When normalize comparison_val, add check
3249 to verify it is non-negative.
3251 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
3253 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
3254 (alpha_expand_block_clear): Likewise.
3256 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
3258 * tree.h (sizetype_tab): Fix previous change for K&R.
3260 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
3262 * version.c: Bump for snapshot.
3264 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
3266 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
3267 Add USG and POSIX to xm_defines.
3269 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
3271 * gcc.c: Add linker spec.
3272 (link_command_spec): Use %(linker) instead of ld.
3273 (main): If collect2 is requested as the linker, see if it exists;
3274 if not, use ld instead.
3276 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
3278 (install-collect2): Install as collect2, not ld.
3280 * configure.in(will_use_collect2): It's named collect2 now.
3282 * collect2: Remove checks to see if we were invoked recursively.
3283 (collect_execute): Use _spawnvp under cygwin32.
3285 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
3287 * haifa-sched.c (build_control_flow): Set unreachable for block whose
3288 only predecessor is itself.
3290 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3292 * c-parse.in: Include system.h, and remove stuff now made redundant.
3295 * protoize.c: Likewise. Properly check for cpp stringification.
3297 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
3300 * objc/Make-lang.in (objc-parse.o): Likewise.
3302 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3304 * gansidecl.h: Check if compiler supports __attribute__. Provide
3305 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
3306 __attribute__ when its available. Also provide definitions for
3307 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
3308 terms of ATTRIBUTE_PRINTF.
3310 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
3313 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
3315 * combine.c (can_combine_p): Include successor in volatile test.
3317 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3319 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
3322 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
3324 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
3325 in prototype and definition.
3327 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
3329 * version.c: Bump for snapshot.
3331 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
3333 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
3334 alpha_expand_unaligned_store_words.
3336 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
3338 * i386.md (movsf_push, movsf_mem): Remove.
3339 (movsf_push): Rename from movsf_push_nomove and move in front of
3340 movsf. Use nonmemory_operand predicate and don't bother checking
3342 (movsf_push_memory): New pattern.
3343 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
3344 both operands refer to memory then force operand[1] into a register.
3345 (movsf_normal): Change to unnamed pattern.
3346 Likewise for movdf, movxf, and friends.
3348 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
3350 * version.c: Bump for snapshot.
3352 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
3354 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
3356 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
3358 * configure.in (mips-wrs-vxworks): New target.
3360 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
3362 * expmed.c (synth_mult): The value -1, has no zeros, so it can
3363 never have the form ...011.
3365 * version.c: Bump for snapshot.
3367 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
3369 * i386.c (asm_output_function_prefix, load_pic_register):
3370 Use ASM_GENERATE_INTERNAL_LABEL properly.
3371 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
3372 (print_operand): Ignore it.
3373 (load_pic_register): Use it for the got load call.
3374 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
3375 (prologue_get_pc_and_set_got): Likewise.
3376 * i386.h: Update print_operand docs.
3378 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
3380 * i386.md (ffssi, ffshi): Rewrite as define_expands.
3381 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
3382 * i386.c (notice_update_cc): Recognize unspec 5.
3384 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
3386 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
3387 * alpha.c (print_operand): Handle it.
3388 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
3390 (fix_truncdfdi2): Likewise.
3392 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
3394 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
3395 of these into a single struct, with additional [us]sizetype entries.
3396 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
3397 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
3400 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
3402 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
3404 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
3406 * haifa-sched.c (split_block_insns): Don't supress insn splitting
3407 on subsequent passes.
3409 * alpha.c (hard_fp_register_operand): New function.
3410 * alpha.h (PREDICATE_CODES): Add it.
3411 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
3412 f<-m case and accompanying define_split.
3413 (trapb): Use a unique unspec_volatile number.
3415 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
3417 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
3420 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
3422 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
3425 * haifa-sched.c: Mirror recent changes from gcc2.
3427 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
3429 * Makefile.in (insn*.o): Depend on system.h.
3431 * pa.c (output_global_address): Initialize base.
3432 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
3434 1998-04-03 Mike Stump <mrs@wrs.com>
3436 * gthr.h: Support systems that don't have weak, but have threads.
3437 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
3438 * gthr-vxworks.h: New file.
3439 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
3441 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
3443 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
3445 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
3447 * ginclude/va-i960.h (va_end): Change void * to void.
3449 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3451 * Makefile.in (choose-temp.o): Depend on system.h.
3453 * choose-temp.c: Include system.h when IN_GCC.
3455 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
3456 Richard Henderson <rth@cygnus.com>
3458 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
3459 (move_replacements): New function.
3460 * reload.h: Prototype it.
3462 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
3464 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
3466 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
3469 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
3470 (gen_highpart): Likewise.
3471 * final.c (alter_subreg): Allow the target to hook by-mode subreg
3472 hard register number changes.
3474 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
3476 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
3477 rnbitsize, rnmode and rinner.
3478 (make_range): Initialize type.
3479 (fold): Initialize arg0, arg1 and varop.
3481 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
3483 (expand_function_start): Initialize last_ptr.
3485 * stor-layout.c (layout_record): Initialize desired_align.
3486 (get_best_mode): Initialize unit.
3488 * tree.c (copy_node): Initialize length.
3490 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
3492 * caller-save.c (insert_save_restore): Initialize pat, code and
3495 * emit-rtl.c (push_to_sequence): Initialize top.
3496 (push_topmost_sequence): Likewise.
3498 * genattrtab.c (simplify_by_exploding): Initialize defval.
3500 * profile.c (branch_prob): Initialize dest.
3502 * rtl.h (note_stores): Remove duplicate prototype.
3503 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
3505 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
3506 strings that are not actually lengths.
3508 * genattrtab.c: Make generated file use system.h, instead of
3509 including stdio.h, etc directly.
3510 * genextract.c, genopinit.c, genoutput.c: Likewise.
3511 * genpeep.c, genrecog.c: Likewise
3513 * genoutput.c (process_template): Mark operands in the generated
3514 function as potentially unused if compiling with GNU CC.
3516 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
3518 * pa.md (reload peepholes): Remove unused variable "mode".
3520 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
3522 * config/arm/thumb.h: Add super interworking support.
3523 * config/arm/thumb.c: Add super interworking support.
3524 * config/arm/thumb.md: Add super interworking support.
3525 * config/arm/lib1funcs.asm: Add interworking support.
3526 * config/arm/lib1thumb.asm: Add super interworking support.
3527 * config/arm/t-semi: Add interworking support.
3528 * config/arm/t-thumb: Add interworking support.
3529 * config/arm/README-interworking: New file.
3531 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
3533 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
3534 (MD_STARTFILE_PREFIX): Unset.
3536 1998-04-01 Mark Mitchell <mmitchell@usa.net>
3538 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
3539 entity in a local scope.
3541 * fold-const.c (fold): Call truthvalue_conversion for values which
3542 are folded to boolean type.
3544 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
3546 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
3547 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
3548 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
3549 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
3550 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
3551 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
3552 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
3553 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
3554 * md.texi: Likewise.
3556 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
3558 * fixincludes (limits.h): Fix nested comments in Motorola's
3559 limits.h and sys/limits.h.
3561 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
3563 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
3564 as dest of expand_binop call.
3566 * alpha.md (extzv): Correct check for valid operand[2] values.
3568 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
3571 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
3573 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
3575 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
3576 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
3578 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
3579 cygwin32 can override this to allow both unix and win32 style PATHs.
3581 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
3582 style environment paths.
3584 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3586 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
3587 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
3588 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
3591 * cpphash.c: Include config.h.
3592 * cppalloc.c: Include system.h. Add parameters to various
3593 function prototypes.
3594 * cpperror.c: Likewise.
3595 * cppexp.c: Likewise.
3596 * cpphash.c: Likewise.
3597 * cpplib.c: Likewise.
3598 * cppmain.c: Likewise.
3599 * fix-header.c: Likewise.
3601 * gen-protos.c: Likewise.
3602 * gengenrtl.c: Likewise.
3603 * halfpic.c: Likewise.
3605 * scan-decls.c: Likewise.
3608 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
3610 * README.gnat: Add lang_print_xnode definition.
3612 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3614 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
3615 fmovecr on the 68060.
3617 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
3619 * genemit.c (DONE): Rework so that it works in the true arm if
3620 an if-else conditional.
3623 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
3625 * rs6000.c: Do not include stdioh or ctype.h anymore.
3627 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
3629 (stor-layout.o): Likewise.
3630 * c-typeck.c: Include rtl.h and expr.h.
3631 * stor-layout.c: Likewise.
3633 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
3634 All callers changed.
3635 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
3636 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
3637 All callers changed.
3639 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
3641 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
3643 * tree.h (lang_print_xnode): Provide prototype.
3645 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
3647 * version.c: Bump for snapshot.
3649 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
3651 * objc/sendmsg.c (__objc_block_forward): Add braces for return
3652 value if INVISIBLE_STRUCT_RETURN.
3654 * pa.c (arith_double_operand): Fix parens.
3656 * haifa-sched.c (print_pattern): Correct arg to sprintf.
3658 * Makefile.in (libgcc1.null): Make return type for __foo void.
3660 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
3662 * pa.h: Add declarations for many functions defined in pa.c.
3664 * genpeep.c (main): Remove unused variable 'i' from the generated
3667 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
3668 (gen_split): Likewise.
3669 (main): Rework generated definitions of DONE and FAIL so that they
3670 no longer use gotos. Avoids warnings about unused labels.
3672 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
3673 unused "junk" variable.
3675 * genattrtab.c (write_complex_function): Add a default case in
3676 generated switch statement to keep -W -Wall quiet.
3678 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
3680 * invoke.texi: Document more ARM and Thumb command line options.
3682 * config/arm/xm-thumb.h: New file.
3684 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
3686 * stmt.c (expand_expr_stmt): Must generate code for
3687 statements within an expression (gcc's `({ ... )}')
3688 even if -fsyntax-only.
3690 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3691 Jeffrey A Law (law@cygnus.com)
3693 * basic-block.h (basic_block_computed_jump_target): Declare.
3694 * flags.h: (current_function_has_computed_jump): Declare.
3695 * flow.c: (basic_block_computed_jump_target): Define.
3696 (flow_analysis): Allocate it. Set current_function_has_computed_jump
3698 (find_basic_blocks): Set current_function_has_computed_jump and
3699 elements of basic_block_computed_jump_target to 1 as appropriate.
3700 * function.c: (current_function_has_computed_jump): Define.
3701 * global.c (global_conflicts): Don't allocate pseudos into stack regs
3702 at the start of a block that is reachable by a computed jump.
3703 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
3705 (subst_stack_regs): Undo change from Sep 4 1997.
3706 (uses_reg_or_mem): Now unused, deleted.
3707 * stupid.c (stupid_life_analysis): Compute
3708 current_function_has_computed_jump.
3709 (stupid_find_reg): Don't allocate stack regs if the function has a
3711 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
3712 the current function has a computed jump. Use the global value
3715 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
3717 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
3718 (DWARF2_UNWIND_INFO): Define to zero.
3720 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
3722 * gcc.c (set_std_prefix): Add declaration.
3723 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
3724 suffix, and update the standard prefix prefix.c uses.
3726 * prefix.c (std_prefix): New global to hold default prefix value.
3727 (get_key_value): Change to use std_prefix instead of PREFIX.
3728 (translate_name): Ditto.
3729 (update_path): Ditto.
3730 (get_key_value): Release allocated scratch storage.
3731 (set_std_prefix): New function to reset the standard prefix.
3733 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3735 * sh.c (find_barrier): Fix calculations for alignment increase.
3737 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
3739 * Makefile.in (stmp-fixinc): If we're actually fixing include
3740 files, copy gcc's assert.h into the fixed include dir.
3741 * fixincludes (assert.h): Avoid any attempts to fix a probably
3742 broken system specific assert.h file.
3743 * fixproto (stdlib.h): Make sure, it'll contain a definition of
3746 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
3748 * regclass.c (reg_scan_mark_refs): Be more selective about
3749 when we mark a register with REGNO_POINTER_FLAG.
3751 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3753 reload inheritance improvement:
3754 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
3755 Change meaning: index is now hard reg number.
3756 (reg_reloaded_valid, reg_reloaded_dead): New variables.
3757 (reload_spill_index): Content is now a hard reg number.
3758 (reload_as_needed): Change to fit new variable meaning.
3759 (forget_old_reloads_1, allocate_reload_reg): Likewise.
3760 (choose_reload_regs, emit_reload_insns): Likewise.
3762 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3764 * regclass.c (record_reg_classes): '?' increases cost by two.
3766 * reload.c (find_reloads): Double previous costs. Output
3767 reloads cost one unit extra.
3769 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
3770 boiled down to && ! 0.
3772 * reload.c (find_equiv_reg): Also consider a goal offset from the
3773 frame pointer to be constant.
3775 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3777 * sh.h (OPTIMIZATION_OPTIONS): Define.
3779 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
3781 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
3783 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
3785 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
3787 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
3789 * c-common.c (check_format_info): Initialize type, is_type. New local
3790 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
3791 when pedantic if used with integral format specifier.
3793 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
3795 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
3797 (function_arg_padding): Declare.
3799 * rs6000.c: Include system.h.
3800 (function_arg_padding): Change return type to int, cast enum's to
3803 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
3804 * collect2.c (scan_prog_file): Add explicit braces to avoid
3807 * dbxout.c (dbxout_type_fields): Add braces around empty body in
3809 (dbxout_type): Likewise.
3811 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
3812 `ptt_size' from int to size_t.
3813 (rs6000_file_start): Likewise for `i'.
3814 (rs6000_replace_regno): Add default case in enumeration switch.
3815 (output_epilog): Remove unused variable `i'.
3816 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
3819 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
3821 (get_issue_rate, non_logical_cint_operand): Add prototype.
3822 (rs6000_output_load_toc_table): Ditto.
3824 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
3827 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
3829 * config/arm/thumb.c: New File. Support for ARM's Thumb
3831 * config/arm/thumb.h: New File. Thumb definitions.
3832 * config/arm/thumb.md: New File. Thumb machine description.
3833 * config/arm/tcoff.h: New File. Thumb COFF support.
3834 * config/arm/t-thumb: New File. Thumb makefile fragment.
3835 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
3837 * configure.in: Add Thumb-coff target.
3838 * configure: Add Thumb-coff target.
3839 * config.sub: Add Thumb-coff target.
3841 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
3843 * loop.c (scan_loop): Initialize move_insn_first to zero.
3845 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
3847 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
3848 * config/i386/rtems.h: Likewise.
3849 * config/i960/rtems.h: Likewise.
3850 * config/m68k/rtems.h: Likewise.
3851 * config/mips/rtems64.h: Likewise.
3852 * config/pa/rtems.h: Likewise.
3853 * config/rs6000/rtems.h: Likewise.
3854 * config/sh/rtems.h: Likewise.
3855 * config/sparc/rtems.h: Likewise.
3857 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3859 * pa.c (emit_move_sequence): If in reload, call find_replacement.
3861 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
3863 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
3865 * collect2.c (find_a_file): Add debugging.
3866 (find_a_file): Test for win32 style absolute paths if
3867 DIR_SERPARATOR is defined.
3868 (prefix_from_string): Add debugging.
3869 (main): Test for debug command line switch at start of program
3871 (main): Use GET_ENVIRONMENT rather than getenv().
3872 (prefix_from_env): Use GET_ENVIRONMENT.
3874 1998-03-24 Mark Mitchell <mmitchell@usa.net>
3876 * cplus-dem.c (optable): Add sizeof.
3877 (demangle_template_value_parm): New function containing code
3878 previously found in demangle_template.
3879 (demangle_integral_value): New function which handles complicated
3880 integral expressions.
3881 (demangle_template): Use them.
3883 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3885 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
3886 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
3887 genattrtab.o, genoutput.o): Depend on system.h.
3889 * genattr.c: Include system.h. Add arguments to various function
3890 prototypes. Remove redundant prototype of read_rtx().
3891 * genattrtab.c: Likewise.
3892 * gencodes.c: Likewise.
3893 * genconfig.c: Likewise.
3894 * genemit.c: Likewise.
3895 * genextract.c: Likewise.
3896 * genflags.c: Likewise.
3897 * genopinit.c: Likewise.
3898 * genoutput.c: Likewise.
3899 * genpeep.c: Likewise.
3900 * genrecog.c: Likewise.
3902 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
3904 * c-lang.c (lang_print_xnode): New function.
3905 * objc/objc-act.c (lang_print_xnode): Likewise.
3906 * print-tree.c (print_node): Call it
3908 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
3910 * c-parse.in: Recognize protocol qualifiers in class
3911 definitions for objc.
3913 (yyerror): Remove redundant decl.
3914 (yyprint): Fix prototype.
3916 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
3918 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
3920 * stmt.c (unroll_block_trees): Free block_vector if needed.
3922 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
3924 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
3925 (zero_extendsidi2): Avoid useless copy.
3926 (iordi_zext): New pattern.
3927 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
3929 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
3931 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
3932 (ashldi3): Allow constant shift count in range ]32,63].
3933 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
3935 1998-03-22 Mark Mitchell <mmitchell@usa.net>
3937 * tree.h (IS_EXPR_CODE_CLASS): New macro.
3939 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
3941 * h8300.h (CONST_COSTS): Remove definition.
3942 (DEFAULT_RTX_COSTS): Define.
3944 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
3946 * config/sh/rtems.h: Switched from ELF to COFF.
3948 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3950 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
3952 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
3954 * version.c: Bump for snapshot.
3956 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
3957 Geoff Noer <noer@cygnus.com>
3959 * Makefile.in: Various fixes for building cygwin32 native toolchains.
3961 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
3962 * objc/Make-lang.in: Likewise.
3964 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
3966 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
3968 * configure.in: Handle with-PACKAGE=no correctly
3970 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3972 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
3973 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
3974 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
3975 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
3976 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
3977 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
3978 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
3979 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
3980 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
3981 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
3984 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
3985 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
3986 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
3987 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
3988 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
3989 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
3990 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
3991 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
3992 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
3993 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
3994 xcoffout.c: Include system.h. Organize include ordering so
3995 that stdarg/varargs comes before other system headers. Remove
3996 spurious casts of functions assured of a prototype in system.h.
3998 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
4000 * reg-stack.c (pop_stack): Define. Pops any register on the
4001 regstack and adjusts regstack.
4002 (compare_for_stack_reg): Use pop_stack.
4004 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
4006 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
4009 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
4011 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
4013 * fold-const.c (fold): Replace sign-extension of a zero extended
4014 value by a single zero extension.
4016 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
4018 * except.c (init_eh): Do nothing.
4019 (save_eh_status): Call init_eh_for_function, not init_eh.
4020 * function.c (push_function_context_to): Don't call init_emit.
4022 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
4024 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
4027 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4029 * final.c (shorten_branches): Add parentheses around +/- in
4032 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
4034 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
4036 * regclass.c (memory_move_secondary_cost): Wrap uses of
4037 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
4040 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4042 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
4044 * flow.c (life_analysis): #include <sys/types.h> to make sure
4046 * cplus-dem.c (demangle_function_name): Likewise.
4048 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
4050 * final.c (insn_noperands): Change type to unsigned int.
4051 (final_scan_insn): Likewise for noperands;
4052 properly check operand number boundaries.
4054 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
4056 * alpha.md (extzv): Don't reject register operands. Fix
4059 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
4061 * dbxout.c (dbxout_function_end): Fix last change. The correct
4062 predicate is ASM_OUTPUT_SECTION_NAME.
4064 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4066 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
4067 (ashlsi): Use match_dup 1 instead of match_operand 2.
4069 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4071 * fold-const.c (operand_equal_for_comparison_p): See if equal
4072 when nop conversions are removed.
4074 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4076 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
4077 don't use ORIGINAL_TARGET unless REG.
4079 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4081 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
4083 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4085 * loop.c (struct movable): New field move_insn_first.
4086 (scan_loop): In consec sets code, set it. Clear it otherwise.
4087 (move_movables): In consec sets code, use it. Copy REG_NOTES from
4088 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
4091 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
4093 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
4094 is large, and the system doesn't provide atoll or atoq.
4097 * alpha/xm-vms.h (HAVE_ATOLL): Define.
4098 Reported by Klaus Kaempf <kkaempf@progis.de>.
4100 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4102 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
4103 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
4105 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
4106 test !ACCUMULATE_OUTGOING_ARGS.
4108 * collect2.c (write_c_file_glob): Wrap function definition in
4109 macro test !LD_INIT_SWITCH.
4111 * combine.c (try_combine): Wrap variables `cc_use' and
4112 `compare_mode' in macro test EXTRA_CC_MODES.
4114 * cpplib.c (do_ident): Remove unused variable `len'.
4115 (skip_if_group): Remove unused variables `at_beg_of_line' and
4117 (cpp_get_token): Remove unused variable `dummy'.
4119 * dbxout.c (scope_labelno): Move static variable definition inside
4120 the one function scope where it is used.
4121 (dbxout_function_end): Wrap prototype and definition in
4122 macro test !NO_DBX_FUNCTION_END.
4124 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
4125 in macro test !MIPS_DEBUGGING_INFO.
4127 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
4128 into the scope where it is used. Wrap empty else-statement body
4131 * fix-header.c: Fix typo in comment.
4132 (inf_skip_spaces): Cast results of INF_UNGET to (void).
4133 (check_protection, main): Likewise.
4135 * flow.c (find_basic_blocks_1): Remove dangling comment text.
4137 * function.c (contains): Wrap prototype and definition in macro
4138 test HAVE_prologue || HAVE_epilogue.
4139 (fixup_var_refs_1): Remove unused variable `width'.
4141 * gen-protos.c (main): Remove unused variable `optr'.
4143 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
4145 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
4146 (__sjpopnthrow): Remove unused variable `jmpbuf'.
4147 (__throw): Remove unused variable `val'.
4149 * protoize.c: Check for a previously existing definition before
4150 defining *_OK macros.
4152 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
4154 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4156 * vax.h (ADDR_VEC_ALIGN): Define.
4158 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
4160 * gcc.c (default_arg): Don't wander off the end of allocated
4163 (From Geoffrey Keating <geoffk@ozemail.com.au>)
4164 * rs6000.c (small_data_operand): Ensure that any address
4165 referenced relative to the small data area is inside the SDA.
4167 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
4169 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
4171 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
4173 * except.h (in_same_eh_region): New prototype.
4174 (free_insn_eh_region, init_insn_eh_region): New prototypes.
4175 * except.c (insn_eh_region, maximum_uid): New static variables.
4176 (set_insn_eh_region): New static function to set region numbers.
4177 (free_insn_eh_region): New function to free EH region table.
4178 (init_insn_eh_region): New function to initialize EH region table.
4179 (in_same_eh_region): New function used to determine if two rtl
4180 instructions are in the same exception region or not.
4181 * final.c (final): Initialize the table indicating which instructions
4182 belong in which exception region.
4183 * genpeep.c (main): Add "except.h" to include file list in generated
4185 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
4186 peepholes involving calls and unconditional branches.
4188 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
4190 * README.gnat: New file.
4192 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4194 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
4195 "recog.h" for offsettable_memref_p.
4196 (legitimize_pic_address): Remove unused variable `offset'.
4197 (notice_update_cc): Change return type to void. Add default label
4199 (standard_68881_constant_p): Remove unused variable mode.
4200 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
4201 (const_int_cost): Explicitly declare as returning int.
4202 (output_dbcc_and_branch): Change return type to void.
4204 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
4205 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
4206 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
4208 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
4210 * version.c: Bump for snapshot.
4212 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4214 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
4215 check for 'M' constraint.
4217 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
4219 * cccp.c (create_definition): If pedantic, call pedwarn for macro
4222 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
4224 * i386.c (ix86_logical_operator): New function.
4225 (split_di): Ensure that when a MEM is split, the resulting MEMs have
4227 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
4230 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4231 Richard Earnshaw <rearnsha@arm.com>
4232 Nick Clifton <nickc@cygnus.com>
4234 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
4236 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
4238 * cse.c (rtx_cost): Provide a default case in an enumeration
4239 switch, and call DEFAULT_RTX_COSTS if it's defined.
4241 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
4243 * basic-block.h (compute_preds_succs): Change return type in
4245 * flow.c (compute_preds_succs): Likewise in function definition.
4247 * regmove.c (find_matches): Cast char used as array index to unsigned char
4250 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
4252 * i386.h (RTX_COSTS): Insert braces around nested if.
4253 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
4256 * gcc.c (default_compilers): Properly put brackets around array elements in
4259 * getopt.c (_getopt_internal): Add explicit braces around nested if;
4262 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
4263 (record_reg_life_pat): Add explicit parens around && and || in expression.
4264 (stack_reg_life_analysis): Add parens around assignment used as expression.
4265 (convert_regs): Likewise.
4267 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
4269 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
4270 change callers accordingly.
4272 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
4273 and definition; change all callers accordingly.
4275 * except.c (init_eh): Avoid assignment of unused return value of
4276 build_pointer_type; cast it to void, instead, and remove unused
4279 * gcc.c (lang_specific_driver): Define prototype only #ifdef
4280 LANG_SPECIFIC_DRIVER.
4281 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
4283 * genoutput.c (output_epilogue): Initialize next_name to 0.
4285 * real.c (efrexp): #if 0 prototype and function definition.
4286 (eremain): Likewise.
4293 * reload.c (push_secondary_reload): Define prototype only
4294 #ifdef HAVE_SECONDARY_RELOADS.
4296 * varasm.c (assemble_static_space): Define rounded only
4297 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
4299 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4301 * i386.md (andsi): Add default case in enumeration switch.
4306 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
4308 * c-decl (finish_struct): Change type of min_align to unsigned.
4310 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
4311 remove unused variable len.
4313 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
4314 comment indicating this is proper behaviour.
4315 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
4317 (based_loc_descr): Likewise.
4319 * enquire.c (bitpattern): Change type of variable i to unsigned.
4321 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
4323 * flow.c (life_analysis): Change type of variable i to size_t;
4324 remove unused variable insn.
4326 * gcc.c (translate_options): Change type of variables optlen, arglen and
4328 (input_filename_length): Change type to size_t.
4329 (do_spec_1): Change type of variable bufsize to size_t.
4330 (main): Change type of variables i and j to size_t;
4331 remove subblock local definition of variable i.
4332 (lookup_compiler): Change type of second argument to size_t;
4333 change type of variable i to size_t.
4335 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
4337 * genopinit.c (get_insn): Change type of variable pindex to size_t.
4339 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
4341 * global.c (global_alloc): Change type of variable i to size_t.
4343 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
4345 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
4346 (expand_end_case): Change type of variable count to size_t.
4348 * toplev.c (main): Change type of variable j to size_t.
4349 (set_target_switch): Change type of variable j to size_t.
4350 (print_switch_values): Change type of variable j to size_t;
4351 remove unused variable flags.
4353 * varasm.c (assemble_variable): Change type of variable align to size_t.
4354 (const_hash_rtx): Change type of variable i to size_t.
4356 1998-03-11 Mark Mitchell <mmitchell@usa.net>
4358 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
4359 TREE_VEC if that's what it really is.
4361 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
4363 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
4366 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
4368 * gthr.h: Changed the comment about return values.
4369 * gthr-solaris.h (__gthread_once): Do not use errno; return the
4370 error number instead of -1.
4371 (__gthread_key_create): Any non-zero return value is an error.
4372 * libgcc2.c (eh_context_initialize): Check for non-zero return
4373 value from __gthread_once.
4374 Check that the value of get_eh_context was really changed.
4376 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4378 * sh.h (LOOP_ALIGN): Only align when optimizing.
4379 * sh.c (find_barrier): Clear inc for CODE_LABELs.
4380 When not optimizing, calculate alignment for BARRIERs directly.
4382 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4384 * final.c (shorten_branches): Remove conditionalizing on
4385 SHORTEN_WITH_ADJUST_INSN_LENGTH
4386 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
4388 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
4390 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
4391 an unconditional jump around deleted blocks.
4393 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
4395 * profile.c (branch_prob): If see computed goto, call fatal instead of
4398 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
4400 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
4401 Patch from Bruno Haible.
4403 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
4404 (assign_parms): Set aggregate if hide_last_arg and last_named.
4406 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4408 * final.c (shorten_branches): Initialize insn_addresses.
4410 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4412 * sh.h (MUST_PASS_IN_STACK): Define.
4414 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
4416 * final.c (shorten_branches): Fix minor logic error in
4417 ADDR_DIFF_VEC shortening support.
4419 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
4421 * version.c: Bump for snapshot.
4423 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
4425 * haifa-sched.c (is_cfg_nonregular): Change return type to
4426 an int. No longer compute "estimated" number of edges. Use
4427 computed_jump_p instead of duplicating the code. Fixup/add
4429 (build_control_flow): Returns a value indicating an irregularity
4430 in the cfg was detected. Count the number of edges in the cfg.
4431 allocate various edge tables.
4432 (find_rgns): No longer look for unreachable blocks.
4433 (schedule_insns): Do not allocate memory for edge tables here.
4434 Free memory for edge tables before returning. Do not perform
4435 cross block scheduling if build_control_flow returns nonzero.
4436 * flow.c (compute_preds_succs): More accurately determine when
4439 * basic-block.h (free_basic_block_vargs): Provide prototype.
4441 * cccp.c (main): Fix dumb mistakes in last change.
4443 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4445 * rtl.h (addr_diff_vec_flags): New typedef.
4446 (union rtunion_def): New member rt_addr_diff_vec_flags.
4447 (ADDR_DIFF_VEC_FLAGS): New macro.
4449 * sh.c (output_branch): Fix offset overflow problems.
4451 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
4452 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
4453 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
4454 * stmt.c (expand_end_case): Supply new arguments to
4455 gen_rtx_ADDR_DIFF_VEC.
4456 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
4457 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
4458 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
4459 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
4460 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
4461 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
4462 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
4463 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
4464 * i386/freebsd.h, i386/linux.h : Likewise.
4465 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
4466 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
4467 * m68k/mot3300.h, m68k/sgs.h : Likewise.
4468 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
4469 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
4470 (CASE_VECTOR_SHORTEN_MODE): Define.
4471 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
4472 (med_branch_p, braf_branch_p): Don't declare.
4473 (mdep_reorg_phase, barrier_align): Declare.
4474 (ADJUST_INSN_LENGTH): Remove alignment handling.
4475 * sh.c (uid_align, uid_align_max): Deleted.
4476 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
4477 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
4478 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
4479 (output_far_jump): Don't use braf_branch_p.
4480 (output_branchy_insn): Don't use branch_offset.
4481 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
4482 Remove paired barrier stuff.
4483 Don't use cache_align_p.
4484 Take alignment insns into account.
4485 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
4487 (barrier_align, branch_dest): New function.
4488 (machine_dependent_reorg, split_branches): Remove infrastructure
4489 for branch shortening that is now provided in the backend.
4490 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
4491 (braf_branch_p, braf_cbranch_p): Likewise.
4492 (attribute length): Use new attributes.
4493 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
4494 (addr_diff_vec_adjust): Delete.
4495 (align_2): Now a define_expand.
4496 (align_log): Now length 0.
4498 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
4500 * m32r.md (right): Correctly check for length == 2, not 1.
4502 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4504 * mips/mips.h: Prototype `machine_dependent_reorg'.
4505 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
4507 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4509 * final.c (shorten_branches): Restore accidentally removed code.
4511 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4513 * configure.in: Remove duplicate uses of AC_PROG_CC and
4516 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
4518 * configure.in (target_cpu_default2): Correct typo for alphapca56.
4520 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
4521 Doug Evans (devans@cygnus.com)
4523 * haifa-sched.c (build_jmp_edges): Delete dead function.
4524 (build_control_flow): Use cfg routines from flow.c
4525 (schedule_insns): Remove debugging code accidentally checked
4528 * basic-block.h: Add external integer list structures, typdefs,
4529 accessor macros and function declarations. Simlarly for
4530 basic block pred/succ support and simple bitmap stuff.
4531 * flow.c: Add functions for integer list, basic block pred/succ
4532 support and simple bitmap support.
4533 (compute_dominators): New function to compute dominators and
4535 (find_basic_blocks): Split into two functions.
4536 (life_analysis): Likewise.
4537 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
4538 the life_analysis from toplev.c
4539 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
4540 life_analysis instead of flow_analysis.
4542 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4544 * jump.c (jump_optimize): Call mark_jump_label also for deleted
4546 (mark_jump_label): Don't increment ref counts for deleted insns.
4548 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4550 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
4552 * mips/mips.c: Include stdlib.h and unistd.h.
4553 (mips_asm_file_end): Add braces around empty body in an if-statement.
4554 (function_prologue): Wrap variable `fnname' in
4555 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
4556 (mips_select_rtx_section, mips_select_section): Declare as void.
4558 * mips/mips.h: Add prototypes for extern functions in mips.c.
4559 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
4560 (ENCODE_SECTION_INFO): Add braces around empty body in an
4563 * mips/mips.md (movdi): Add parentheses around && within ||.
4564 (movsf, movdf): Likewise.
4565 (branch_zero, branch_zero_di): Add default case in
4569 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
4571 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
4572 real constants, since they can't be changed.
4573 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4574 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
4575 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4576 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4577 * alpha/vms.h (TARGET_OPEN_VMS): New.
4578 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
4580 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
4582 * reload.c (find_reloads): Always force (subreg (mem)) to be
4583 reloaded if WORD_REGISTER_OPERATIONS.
4585 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
4587 * haifa-sched.c (free_list): Rename from free_pnd_lst.
4588 (free_pending_lists): Rename free_pnd_lst uses.
4589 (remove_dependence): Place expunged element on unused_insn_list.
4590 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
4591 gen_rtx_*_LIST and alloc_rtx to use them.
4592 (compute_block_backward_dependences): Free the reg_last_* lists.
4594 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
4596 * cccp.c (main): Avoid undefined behavior when setting pend_includes
4599 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4601 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
4602 USE_GNULIBC_1 is defined
4603 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
4604 includes the t-linux-gnulibc1 fragment
4606 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
4608 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
4610 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4612 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
4614 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4616 * final.c (shorten_branches): Tag the loop alignment onto the
4617 first label after NOTE_INSN_LOOP_BEG even if there is an
4620 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4622 * final.c (insn_current_reference_address):
4623 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
4624 proper alignment chain.
4626 * final.c (max_labelno): New static variable.
4627 (final_scan_insn): Check max_labelno before outputting an
4628 alignment for a label.
4629 (shorten_branches): Remove unused variable length_align.
4631 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4633 * sparc.c (ultrasparc_adjust_cost): Add default case in
4636 * sparc.h: Add prototypes for extern functions defined in
4639 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
4641 * toplev.c: Only generate <name>.dbr file when dumping RTL if
4642 DEALY_SLOTS is defined.
4644 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
4646 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
4647 in call to fill_slots_from_thread.
4649 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
4651 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
4652 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
4654 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4656 * final.c (insn_last_address, insn_current_align, uid_align):
4658 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
4659 (insn_current_reference_address): Likewise.
4660 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
4661 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
4662 (label_to_alignment): New function.
4663 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
4664 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
4665 insn_current_reference_address instead of insn_current_address.
4666 (or_attr_value, write_length_unit_log): New functions.
4667 (main): Call write_length_unit_log.
4668 (write_const_num_delay_slots): Output extra '\n'.
4669 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
4671 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
4672 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
4673 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
4675 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
4676 (LABEL_ALIGN_AFTER_BARRIER).
4677 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
4678 * ns32k/tek6000.h: Likewise.
4679 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
4680 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
4681 ASM_OUTPUT_ALIGN_CODE.
4683 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
4685 * version.c: Bump for snapshot.
4687 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
4689 * version.c: Bump for snapshot.
4691 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
4693 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
4694 if condition code of jump conflicts with opposite_needed.
4696 * reorg.c (fill_slots_from_thread): Mark resources referenced in
4697 opposite_needed thread. Return delay_list even when cannot get
4698 any more delay insns from end of subroutine.
4700 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
4702 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
4703 All callers changed.
4705 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4707 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
4708 end_fde_sort): New functions for fast sorting of an FDE array.
4709 (fde_insert): Simplified.
4710 (add_fdes): Change argument list.
4711 (frame_init): Use the new functions.
4713 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
4715 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
4717 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
4719 * fold-const.c (fold_range_test): Always return a value.
4721 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
4723 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
4724 data in the text section unless READONLY_DATA_SECTION is defined.
4726 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
4728 * c-parse.in (undeclared variable error): Tweak error message to
4731 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
4733 * version.c: Bump for snapshot.
4735 1998-02-28 Mark Mitchell <mmitchell@usa.net>
4737 * final.c (final_scan_insn): Undo overzealous removal of `set'.
4739 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4741 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
4742 case, add parentheses to specify the proper order of precedence in
4746 * c-aux-info.c: Include string.h/strings.h.
4748 * pa.c: Include stdlib.h.
4749 (pa_combine_instructions): Prototype the function.
4750 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
4751 (reloc_needed): Add default case for enumeration switch.
4752 (remove_useless_addtr_insns): Remove unused variable `all'.
4753 (hppa_expand_prologue): Add explicit braces to avoid
4755 (output_function_epilogue): Remove unused variable `i'.
4756 (output_millicode_call): Remove unused variable `link'.
4757 (shadd_constant_p, forward_branch_p): Make the function static.
4758 (following_call): Explicitly declare to return int.
4759 (pa_reorg): Declare as void.
4760 (pa_combine_instructions): Declare as static void. Add
4761 parentheses around && within ||.
4763 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
4764 following_call, function_label_operand, lhs_lshift_cint_operand
4767 * pa.md: Add parentheses around && within ||.
4769 * cppalloc.c: Include stdlib.h.
4771 * cpperror.c (cpp_print_containing_files): Remove unused variable
4772 `i'. Fix format specifier in fprintf.
4774 * cse.c (cse_around_loop): Add explicit braces to avoid
4776 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
4778 * expr.c (expand_expr): Add parentheses around && within ||.
4780 * final.c (app_enable): Replace fprintf with fputs where there are
4781 no format specifiers and no trailing argument after the string.
4782 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
4783 (app_disable): Likewise.
4784 (final_end_function): Likewise.
4785 (final_scan_insn): Likewise. Remove unused variable `set'.
4786 (profile_function): Wrap empty if-statement body in {} brackets.
4788 * function.c: Include stdlib.h.
4789 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
4790 (reposition_prologue_and_epilogue_notes): Add parentheses
4791 around assignment used as truth value.
4793 * integrate.c (expand_inline_function): Wrap variable
4794 `cc0_insn' in macro HAVE_cc0.
4796 * jump.c (jump_optimize): Wrap variable `q' in macro
4797 HAVE_cc0. Remove unused variable `prev1'.
4799 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
4800 within ||. Fix format specifier in fprintf.
4801 (__bb_init_prg): Add parentheses around assignment used as
4804 * local-alloc.c: Include stdlib.h.
4805 (requires_inout): Add parentheses around assignment used
4808 * loop.c (analyze_loop_iterations): Wrap prototype and definition
4809 in macro HAVE_decrement_and_branch_on_count.
4810 (insert_bct, instrument_loop_bct): Likewise.
4811 (move_movables): Add parentheses around assignment used as
4813 (consec_sets_invariant_p): Likewise.
4814 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
4816 * objc/objc-act.c: Include stdlib.h.
4817 (lookup_method_in_protocol_list): Wrap empty else-statement body
4819 (lookup_protocol_in_reflist): Likewise.
4820 (objc_add_static_instance): Remove unused variables `decl_expr'
4822 (get_objc_string_decl): Remove unused variable `decl'.
4823 (generate_static_references): Remove unused variables `idecl' and
4825 (check_protocols): Wrap empty else-statement body in braces.
4827 * protoize.c: Include stdlib.h.
4828 (substr): Add parentheses around assignment used as truth value.
4829 (abspath): Likewise.
4830 (shortpath): Likewise.
4832 * regmove.c (fixup_match_1): Add parentheses around assignment
4833 used as truth value.
4835 * reload.c (push_secondary_reload): Remove unused variable `i'.
4836 (find_reloads): Add parentheses around assignment used as truth
4839 * reload1.c: Include stdlib.h.
4841 * rtl.h: Correct typo in prototype of offsettable_memref_p.
4843 * stmt.c (add_case_node): Add parentheses around assignment used
4845 (case_tree2list): Likewise.
4847 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
4848 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
4849 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
4850 (merge_attributes): Add explicit braces to avoid ambiguous
4853 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
4856 * varasm.c: Include stdlib.h.
4859 * system.h: Remove sys/stat.h.
4860 * gcc.c: Add sys/stat.h.
4862 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
4863 * genattrtab.c: Likewise.
4864 * genconfig.c: Likewise.
4865 * genemit.c: Likewise.
4866 * genextract.c: Likewise.
4867 * genflags.c: Likewise.
4868 * genopinit.c: Likewise.
4869 * genoutput.c: Likewise.
4870 * genpeep.c: Likewise.
4871 * genrecog.c: Likewise.
4872 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
4874 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4876 * invoke.texi: Use @itemx for a secondary item in a @table.
4878 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
4881 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
4883 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
4885 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
4887 * i386.c (struct machine_function): Add new fields for PIC stuff.
4888 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
4890 (restore_386_machine_status): Corresponding changes.
4891 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
4893 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
4895 * c-parse.y (undeclared variable error): Tweak error message
4898 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
4900 * flags.h (g_switch_value, g_switch_set): Declare.
4901 * alpha.c (override_options): Set g_switch_value=8 if not set.
4902 * alpha/elf.h (CC1_SPEC): New.
4904 (LINK_SPEC): Pass along the -G value we were given.
4905 (LOCAL_ASM_OP): Remove.
4906 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
4907 (MAX_OFILE_ALIGNMENT): New.
4908 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
4909 (EXTRA_SECTIONS): Add sbss and sdata.
4910 (SECTION_FUNCTION_TEMPLATE): New.
4911 (EXTRA_SECTION_FUNCTIONS): Use it.
4912 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4913 (SELECT_SECTION): Use sdata when small enough.
4914 * alpha/linux.h (ASM_SPEC): Remove.
4917 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4918 * config.sub (sco5): Fix typo.
4920 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
4922 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
4924 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
4925 * config/alpha/t-linux: Remove file.
4926 * config/sparc/t-linux: Remove file.
4927 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
4928 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
4929 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
4931 (alpha*-*-linux-gnu*): Likewise.
4932 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
4933 (sparc-*-linux-gnu*): Likewise.
4935 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
4936 * collect2.c (ldd_file_name): Bracket declaration with same
4938 (full_real_ld_suffix): Deleted. Variable was calloced and
4939 written into, but never read.
4941 1998-02-23 Mike Stump <mrs@wrs.com>
4943 * configure.in: Add support for i386-wrs-vxworks configuration.
4944 * i386/vxi386.h: New file.
4946 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4948 * tree.c (contains_placeholder_p): Ensure function always returns
4950 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
4951 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
4953 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
4955 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
4957 1998-02-22 Paul Eggert <eggert@twinsun.com>
4959 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
4960 Define this new symbol.
4961 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
4962 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
4963 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
4965 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
4967 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
4968 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
4970 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
4972 * objc/Object.m (-error): Call objc_verror with our va_list.
4974 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4976 * collect2.c (scan_prog_file): Completely cover uses of variable
4977 `exports' with macro COLLECT_EXPORT_LIST.
4979 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
4981 * version.c: Bump for snapshot.
4983 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
4985 * sched.c (schedule_block): Remove code to get arguments from hard
4986 regs into pseudos early. Same as Aug 25, 1997 change to
4989 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
4991 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
4993 1998-02-16 Mark Mitchell <mmitchell@usa.net>
4995 * toplev.c (rest_of_compilation): Do not defer the output of a
4998 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
5000 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
5001 continuation character (line 243).
5003 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5005 * genrecog.c (main): Remove duplicated sentence in emitted comment.
5007 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
5008 David Edelsohn <edelsohn@mhpcc.edu>
5010 * collect2.c (XCOFF_SCAN_LIBS): Remove.
5011 (export_flag): New variable.
5012 (export_file): #ifdef COLLECT_EXPORT_LIST.
5013 (import_file, exports, imports, undefined): New variables.
5014 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
5015 (dump_list, dump_prefix_list, is_in_list): New functions.
5016 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
5017 (write_import_file, resolve_lib_name): New functions.
5018 (use_import_list, ignore_library): Same.
5019 (collect_exit): maybe_unlink import_file and #ifdef.
5021 (main): New variable importf, #ifdef exportf. Move parsing of
5022 -shared before general argument parsing. Resolve AIX library
5023 paths and import libgcc.a symbols. Treat .so shared libraries the
5024 same as objects and .a libraries. Create alias for object_lst and
5025 increment it instead of original pointer. Scan AIX libraries as
5026 objects earlier instead of using scan_libraries. Perform AIX
5027 tlink later to resolve templates instead of forking ld.
5028 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
5029 (GCC_UNDEF_SYMBOL): New macro.
5030 (scan_prog_file): Loop for members of AIX libraries. Handle
5031 export/import of ctors/dtors.
5032 (aix_std_libs): New variable.
5033 (scan_libraries, XCOFF): Delete.
5035 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
5037 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
5039 1998-02-19 Mike Stump <mrs@wrs.com>
5041 * Makefile.in: Use $tooldir for sys-include to match toplevel
5044 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
5045 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5047 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
5049 * emit-rtl.c (hard-reg-set.h): Include.
5050 (get_lowpart_common): Don't make new REG for hard reg in a
5051 class that cannot change size.
5052 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
5054 * combine.c: Revert previous patch.
5056 1998-02-19 Paul Eggert <eggert@twinsun.com>
5058 * config/sparc/sol2-sld.h: New file.
5059 * configure.in (sparc-*-solaris2*): Use it when using the
5062 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
5064 * loop.c (force_movables): Fix typo.
5066 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
5068 * m88k.h: Change file pattern to match reality.
5070 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
5072 * varasm.c (output_constant_pool): Fix dumb thinko in last
5075 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
5076 a function name to a section name.
5078 1998-02-18 Doug Evans <devans@cygnus.com>
5080 * tree.h (merge_machine_{type,decl}_attributes): Declare.
5081 (split_specs_attrs, strip_attrs): Add prototypes.
5082 * tree.c (merge_machine_{type,decl}_attributes): New functions.
5083 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
5084 Update olddecl's attributes too.
5085 * c-common.c (strip_attrs): New function.
5086 * c-typeck.c (common_type): Call merge_machine_type_attributes.
5087 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
5088 (make_decl_rtl): Likewise.
5090 1998-02-18 Jim Wilson <wilson@cygnus.com>
5092 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
5094 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
5096 Remove this change until we can fix it correctly.
5097 * collect2.c: Bracket declaration of 'exportf' and
5098 'full_real_ld_suffix'.
5100 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5102 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
5104 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5106 * c-common.c (c_expand_start_cond, c_expand_end_cond,
5107 c_expand_start_else): Don't warn about non-ambiguous else even if
5110 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
5112 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
5113 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
5116 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
5118 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
5119 simplifying a subreg of a hard reg.
5120 (expand_compound_operation): Likewise.
5121 (force_to_mode): Likewise.
5123 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5125 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
5126 (lshift_double): Add parentheses around + or - inside shift.
5127 (rshift_double): Likewise.
5128 (size_int_wide): Explicitly set type of `bit_p' to `int'.
5130 * Makefile.in (fold-const.o): Depend on system.h.
5132 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
5135 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
5136 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
5137 (sched_note_set): Remove unused parameter `b', all callers changed.
5138 (schedule_block): Likewise for `rgn'.
5139 (split_hard_reg_notes): Likewise for `orig_insn'.
5140 (check_live): Likewise for `trg'.
5141 (update_live): Likewise.
5142 (check_live_1): Explcitly declare variable `i' as int.
5143 (update_live_1): Likewise.
5144 (insn_issue_delay): Remove unused variable `link'.
5145 (sched_analyze_2): Add default case in enumeration switch.
5146 (schedule_insns): Remove unused variable `i'.
5148 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
5150 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
5152 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
5153 a dangling else clause.
5155 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
5157 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
5158 pointer for the stack pointer in MIPS16 and 64BIT.
5160 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5162 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
5163 * emit-rtl.c (force_line_numbers, restore_line_number_status):
5165 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
5166 (expand_start_case): Adjust to this change.
5167 (check_seenlabel): New function.
5168 (pushcase, pushcase_range, expand_endcase): Use it.
5170 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5172 * i386.md (adddi3): Add =!r,0,0,X alternative.
5174 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
5176 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
5177 * x-aix31 (INSTALL): Delete.
5179 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
5181 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
5182 tsize changes to something other than zero.
5184 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
5186 * ginclude/va-mips.h: Replace casts of pointers to int with
5187 casts of pointers to __PTRDIFF_TYPE__.
5189 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
5191 * loop.c (strength_reduce, record_biv, record_giv): Use
5192 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
5194 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
5196 * tree.c (first_rtl_op): New fn.
5197 (unsave_expr_now): Use it.
5198 * print-tree.c (print_node): Likewise.
5199 * tree.c (has_cleanups): New fn.
5200 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
5201 conservative about pushing the cleanup point down.
5202 * tree.h: Declare them.
5204 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
5206 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
5207 (flag_schedule_reverse_after_reload): Likewise.
5208 (f_options): Remove reverse scheduling support.
5209 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
5210 (flag_schedule_reverse_after_reload): Likewise.
5211 * haifa-sched.c (rank_for_schedule): Remove support for reverse
5214 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5216 * gcc.c: Get system includes, prototypes and macros via "system.h"
5217 instead of doing it manually. Change all calls of the ctype
5218 macros to custom versions defined in "system.h".
5220 * system.h: Fix return type of bcmp prototype from `void' to `int'.
5221 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
5222 Add a prototype for getenv.
5224 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
5226 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
5228 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
5230 * alias.c: Include <stdlib.h> and <string.h>.
5231 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
5233 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
5235 * version.c: Bump for snapshot.
5237 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
5239 * arm.md (movsfcc): Also validate operands[3] when compiling hard
5241 (movdfcc): Only accept fpu_add_operand for operands[3].
5243 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
5244 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
5246 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
5248 * varasm.c (output_constant_pool): Bring back 'done' label inside
5249 an appropriate #ifdef.
5251 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
5253 (bitmap_copy, bitmap_operation): Likewise.
5254 * combine.c (combinable_i3pat): Similarly for 'src'.
5255 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
5256 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
5257 * regclass.c (copy_cost): Similarly for 'secondary_class'.
5258 * reload.c (make_memloc): Simliarly for 'i'.
5259 (find_reloads_address_1): Similarly for 'link'.
5260 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
5261 (emit_reload_insns): Similarly for 'second_reloadreg'.
5262 * unroll.c (iteration_info): Similarly for 'v'.
5264 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
5265 * calls.c (expand_call): Similarly for 'i'.
5266 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
5267 * fold-const.c (strip_compund_expr): Similarly for 'type'.
5268 * function.c (fixup_var_refs_1): Similarly for 'width'.
5269 (fixup_memory_subreg): Similarly for 'saved'.
5270 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
5271 (setjmp_protect): Similarly for 'sub'.
5272 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
5273 * loop.c (record_giv): Similarly for 'p'.
5274 (combine_givs): Similarly for 'temp_iv'.
5275 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
5276 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
5277 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
5278 * unroll.c (unroll_loop): Similarly for 'copy'.
5279 (iteration_info): Similarly for 'b'.
5280 * varasm.c (assemble_string): Similarly for 'i'.
5281 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
5283 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
5285 * c-lang.c (lang_print_xnode): New function.
5286 * objc/objc-act.c (lang_print_xnode): Likewise.
5287 * print-tree.c (print_node): Call it
5289 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
5291 * dwarf2out.c (decl_scope_node): New type.
5292 (decl_scope_table): Change type to use it.
5293 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
5294 (push_decl_scope): Use new type. New locals containing_scope, i.
5295 Add code to handle setting previous field.
5296 (scope_die_for): Change type of local i to int. Add code to use
5298 (dwarf2out_init): Use new type.
5300 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
5302 * except.c (emit_throw): Lose throw_used.
5304 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5306 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
5308 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
5310 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
5312 * genextract.c (main): Fix typo.
5314 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
5316 * c-lang.c (finish_file): Bracket declaration of static_ctors,
5319 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
5320 'old_stack_arg_under_construction'
5321 (emit_library_call): Bracket declaration of 'upper_bound',
5322 'lower_bound', 'i', 'reg_parm_stack_space'
5323 (emit_library_call_value): Likewise.
5326 * collect2.c: include <unistd.h> when appropriate.
5327 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
5329 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
5331 * explow.c (plus_constant_for_output_wide): Remove unused variable
5333 (memory_address): Remove unused variable 'orig_x'.
5335 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
5336 (write_const_num_delay_slots): Remove unused variable 'i'.
5338 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
5339 (gen_insn): Remove unused variable 'obstack_ptr'.
5341 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
5343 (__bb_exit_trace_func): Remove unused variable 'e'.
5345 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
5347 (expand_unop): Remove unused variable 'funexp'.
5348 (expand_complex_abs): Remove unused variable 'funexp'.
5349 (init_optabs): Bracket declaration of 'j'.
5350 (init_complex_libfuncs): Deleted. Dead static function.
5352 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
5354 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
5355 (reg_to_stack): 'initialized', 'before_function_beg'
5356 explictly type as ints instead of defaulting.
5357 (emit_swap_insn): Remove unused variable 'i2'.
5358 (compare_for_stack_reg): Remove unused variable 'src_note'.
5360 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
5362 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
5364 * stmt.c (add_case_node): Add parens for assignment used as truth.
5365 (all_cases_count): Remove unused variable 'count_high'.
5366 (mark_seen_cases): Remove unused variable 'i'.
5367 (check_for_full_enumeration_handling): Remove unused variable 't'.
5368 Bracket declaration of 'all_values', 'l'.
5370 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
5372 * varasm.c (assemble_string): Remove unused variable 'i'.
5373 (immed_double_const): Remove unused variable 'in_current_obstack'.
5374 (immed_real_const_1): Likewise.
5375 (output_constant_pool): Remove unreferenced label 'done'.
5376 (output_constant): Remove unused variable 'x'.
5378 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
5381 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
5384 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5386 * combine.c (can_combine_p): Handle USEs in PARALLELs.
5388 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
5390 * config/linux.h (LIB_SPEC): Add -lc for -shared if
5391 USE_GNULIBC_1 is not defined.
5392 * config/sparc/linux.h; Ditto.
5394 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
5396 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
5397 USE_GNULIBC_1 is not defined.
5399 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5401 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
5404 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5406 * system.h: New file to get common systems includes and various
5407 definitions and declarations based on autoconf macros.
5409 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
5411 * cccp.c (new_include_prefix): Correctly handle -I./.
5413 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
5415 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
5417 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
5419 * expr.c (expand_assignment): Correct typo exposed by -Wall.
5420 offset should have been a truth value, not an assignment.
5422 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
5424 * cse.c (delete_dead_from_cse): If a libcall produces a constant
5425 result and that result can be substituted into SET_SRC of the
5426 insn with the REG_RETVAL note, then perform the substitution
5427 and delete the libcall.
5429 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
5431 * mips.md (trucndihi2,truncdiqi2): Change these to support
5434 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
5436 * mips/mips.c (movdi_operand): Direct referances to symbols
5437 that arn't mips16 consts in mips16 mode arn't valid operands.
5439 * mips/mips.c (mips_move_2words): Add gprel handling.
5441 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
5443 * mips.md (extendsidi2): Allow extension to/from a non-mips16
5446 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
5448 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
5451 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5453 * Makefile.in (WARN_CFLAGS): New variable.
5454 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
5456 1998-02-11 Mark Mitchell <mmitchell@usa.net>
5458 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
5459 falling through default case in switch.
5460 (i386_aligned_p): Likewise.
5462 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
5464 * mips/mips.h (mips_abi_string): Correct typo in comment.
5466 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
5468 * mips/mips.md (movdi): These PLUS's need to be Pmode.
5470 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5472 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
5473 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
5474 indirectly via expr.h.
5476 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
5478 * stor-layout.c (layout_type): Do upper - lower in the native type,
5479 so as to properly handle negative indices.
5481 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
5483 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
5484 (expand_eh_region_start_tree): Remove unused variable 'note'.
5485 (exception_optimize): Remove unused variable 'regions'.
5486 (expand_builtin_eh_stub): Remove unused variable 'temp'.
5487 (copy_eh_entry): Deleted. Dead function.
5489 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
5490 'last' with same #if HAVE_load_multiple as use of it.
5491 (move_block_from_reg): Likewise.
5492 (emit_move_insn_1): Remove unused variable 'insns'.
5493 (store_constructor): Bracket declaration of startb, endb with
5494 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
5495 'target', and 'xtarget'.
5496 (expand_builtin_setjmp): Remove unused variables 'op0',
5497 'next_arg_reg', 'old_inhibit_defer_pop'.
5498 (expand_builtin): Remove unused variable 'offset'.
5499 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
5500 (emit_queue): Add parens for assignment used as conditional.
5501 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
5503 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
5505 * i386.c: Added include for recog.h.
5506 (override_options): Removed unused variable p. Initialized regno to
5508 (order_regs_for_local_alloc): Initialized regno to avoid warning.
5509 (legitimize_address): Likewise for 'other'.
5510 (i386_aligned_reg_p): Added default case with abort ().
5511 (print_operand): Likewise.
5512 (reg_mentioned_in_mem): Likewise.
5513 (ix86_expand_binary_operator): Removed unused variables i & insn.
5514 (ix86_expand_unary_operator): Removed unused variable insn.
5515 (output_fp_cc0_set): Removed unused variable unordered_label.
5517 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
5519 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
5520 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
5521 and format string match.
5523 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
5525 * flow.c (life_analysis): Do not conside the stack pointer live at
5526 the end of a function if the fucntio ncalls alloca.
5527 (mark_used_regs): Similarly.
5529 1998-02-10 John F Carr <jfc@mit.edu>
5531 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
5532 1, fzero on alternative 8.
5534 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5536 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
5538 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5540 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
5541 SUBREGs of CONST_INTs.
5543 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
5545 * mips.c (print_operand, function_prologue): Make printf format
5546 match argument type.
5548 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * alpha.c (alpha_return_addr): Remove unused variable `first'.
5551 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
5552 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
5554 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5556 * loop.c (strength_reduce): When placing increment for auto-inc
5557 case, do comparison in loop order.
5559 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
5561 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
5562 not a HOST_WIDE_INT.
5564 * calls.c (expand_call): Change test of expand_inline_function
5565 return value to stop compiler warning.
5567 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
5569 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
5570 Jeff Law (law@cygnus.com)
5572 * regmove.c: Fix various minor formatting problems.
5573 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
5574 is true. Make end of basic block tests consistent through regmove.c.
5575 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
5576 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
5578 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5580 * gansidecl.h: Check for a conflicting macro definition before
5581 attempting to prototype bcopy, bcmp or bzero.
5583 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
5585 * expr.c (clear_pending_stack_adjust): Handle case where a function
5586 calls alloca, but the user has specified -fomit-fframe-pointer.
5588 * function.c (assign_parms): Fix typo in last change.
5590 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
5592 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
5594 (free_path_suffix): Remove unreferenced static function.
5595 (process_command): Remove unused variable temp.
5596 (default_arg): Remove unused variable i.
5597 (do_spec_1): Add parens for assignment used as truth value.
5599 (validate_all_switches): Likewise.
5600 (main): Remove unused variables i, first_time>
5602 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
5604 * calls.c (expand_call): Remove unused variables funtree,
5605 n_regs, and tmpmode.
5607 * dbxout.c, except.c: Include <string.h>/<strings.h>.
5609 * explow.c: (plus_constant_for_output_wide) Removed unused
5610 variable all_constant.
5612 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
5613 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
5614 genrecog.c, global.c, integrate.c , stupid.c : Include
5617 * genextract.c: (walk_rtx) Remove unused variable link.
5619 * genrecog.c: (concat) Remove unreferenced static function.
5621 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
5623 * stmt.c: Include <stdlib.h>.
5624 (expand_asm_operands): Remove unused variable val1.
5625 (expand_return): Remove unused variable block.
5626 (pushcase): Remove unused variables l and n.
5627 (pushcaserange): Likewise.
5629 * unroll.c (unroll_loop): Remove unused variable temp.
5631 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
5633 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
5635 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5637 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
5638 functions for whether they support the %p format specifier.
5639 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
5640 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
5641 * configure, config.in: Rebuild.
5643 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
5645 * function.c (assign_parms): New variable named_arg, with value
5646 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
5648 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
5650 * mips/t-r3900: New - same as t-ecoff but eliminate
5651 multilibs: mips1 and mips3.
5652 * configure.in (tx39*): Use new mips/t-r3900.
5653 * configure: Rebuild.
5654 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
5656 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
5658 * dwarf2out.c: Add old_args_size.
5659 (dwarf2out_args_size): Use it.
5660 (dwarf2out_begin_prologue): Initialize it.
5661 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
5662 pushed args until we see a call.
5663 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
5664 before outputting them.
5666 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
5668 * cplus-dem.c (demangle_template_template_parm): New function.
5669 (demangle_template): Handle template template parameters.
5671 1998-02-02 Mark Mitchell <mmitchell@usa.net>
5673 * calls.c (expand_call): Don't confuse member functions named
5674 realloc, setjmp, and so forth with the standard library
5675 functions of the same names.
5677 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
5679 * stmt.c (expand_asm_operands): Correctly identify asm statements
5682 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
5684 * c-common.c (decl_attributes): Flag unrecognized attribute
5685 functions as warnings instead of as errors.
5687 1998-02-05 Marc Lehmann <pcg@goof.com>
5689 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
5690 when -Os is specified.
5691 * toplev.c (main): Don't disable flag_inline_functions anymore when
5694 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5696 * regmove.c: Update.
5697 * flags.h (flag_regmove): Declare.
5698 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
5699 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
5700 Moved into regmove; changed caller.
5701 * toplev.c (rest_of_compilation): Call regmove_optimize also for
5702 expensive_optimizations.
5704 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
5706 * version.c: Bump for snapshot.
5708 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5709 Undo this change (the problem was actually in reload):
5710 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5712 * sh.md (movqi_i+1): New peephole.
5714 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
5716 * jump.c (jump_optimize): Lose calls to modified_in_p they are
5717 not needed anymore due to changes elsewhere in jump.c.
5719 * jump.c (jump_optimize): Fix first arg to modified_in_p in
5722 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
5724 * expr.c (expand_builtin_setjmp): Accept two new arguments for
5725 the labels to branch to on first and subsequent executions. Don't
5726 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
5727 and provide it with the jmp_buf. Use only one of
5728 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
5729 and provide the former with the target label.
5730 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
5731 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
5732 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
5733 insn to replace all of the normal nonlocal_goto code. Don't play
5734 with __dummy. Correct arguments to nonlocal_goto.
5735 * expr.h (expand_builtin_setjmp): Update prototype.
5736 * except.c (start_dynamic_handler): When using builtin_setjmp,
5737 generate more accurate flow information.
5739 * alpha.md (nonlocal_goto_receiver_osf): Delete.
5740 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
5741 (builtin_longjmp, builtin_setjmp_receiver): New.
5742 * sparc.md (update_return): Disambiguate unspec number.
5743 (nonlocal_goto): Rearrange arguments to match caller in except.c.
5744 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
5746 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
5747 (builtin_setjmp_setup*, builtin_longjmp): New.
5749 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
5751 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
5753 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
5755 * vmsconfig.com: Remove bytecode references.
5757 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5759 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
5760 -fno-sjlj-exceptions works for a target that defines
5761 DWARF2_UNWIND_INFO as zero.
5763 * regmove.c (fixup_match_1): Undo last change which removed some
5764 "useless" code, and add a comment explaining this.
5766 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
5768 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
5771 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
5773 * makefile.vms: Remove bytecode references.
5774 Create genrtl files.
5776 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5778 * jump.c (jump_optimize): Allow conditional loading of floating point
5779 constants and constants from memory. Reinstalled modified_in_p tests.
5781 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5783 * loop.c (get_condition): Handle sign-extended constants.
5785 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
5787 * expr.c (emit_push_insn): Add code to use movstrti if present.
5789 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
5790 and movstrqi as in emit_block_move ().
5792 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
5794 * config/m68k/x-next: Remove /NextDeveloper/Headers from
5795 the directories to fixinclude - /usr/include is a link
5796 to it and hence its contents are fixed by default.
5798 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5800 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
5802 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
5804 * cccp.c (main): Predefine __VMS_VER on VMS.
5806 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5808 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
5809 * fold-const.c (size_int): Replace with
5811 (make_bit_field_ref): Use bitsize_int for bit position.
5812 * stor-layout.c (sizetype): Delete.
5813 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
5814 (layout_record, layout_union, layout_type):
5815 Use bitsize_int for bit size.
5816 (set_sizetype): New function.
5817 (make_signed_type, make_unsigned_type): Use it.
5818 * c-decl.c (init_decl_processing): Likewise.
5819 * tree.h (size_int): Don't delcare, #define.
5820 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
5821 (set_sizetype): Declare.
5822 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
5824 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
5825 Convert result to sizetype.
5826 (really_start_incremental_init, push_init_level):
5827 Set type of constructor_bit_index to sbitsizetype.
5828 (push_init_level): Use unsigned arithmetic to determine padding.
5829 (output_init_element): Likewise.
5831 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
5833 * combine.c (simplify_shift_const): Fix typo in last change.
5835 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
5837 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
5838 is (truncate (lshiftrt)).
5840 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
5842 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
5843 Make sure result winds up in TGT.
5844 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
5845 src to be other than DImode.
5846 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
5847 (alpha_expand_unaligned_store_words): Likewise.
5848 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
5849 that source and destination are separately optimized for alignment.
5850 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
5852 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
5854 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
5855 with handling of -32768.
5857 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5859 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
5860 shell variable argument instead of only hard coded functions.
5861 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
5863 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
5864 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
5865 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
5866 declarations for bcopy, bcmp and bzero.
5868 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
5870 * gansidecl.h: If we have bcopy but don't declare it, then do so.
5871 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
5872 bzero, index and rindex if they aren't already present.
5874 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
5876 * toplev.c (close_dump_file): Wrap function prototype for
5877 argument "func" in PROTO.
5878 (dump_rtl): Likewise.
5880 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
5882 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
5884 (output_function_epilogue): Omit epilogue if nothing drops through.
5885 (output_move_double): Supress int ldd usage on ultrasparc and v9.
5886 (registers_ok_for_ldd_peep): Likewise.
5887 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
5888 (ultrasparc_adjust_cost): New function.
5889 (sparc_issue_rate): New function.
5890 * sparc.h (MASK_VIS, TARGET_VIS): New
5891 (MASK_V8PLUS, TARGET_V8PLUS): New.
5892 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
5893 (TARGET_SWITCHES): Add vis and v8plus.
5894 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
5895 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
5896 (RTX_COSTS): Use TARGET_HARD_MUL
5897 (ADJUST_COST): Call ultrasparc_adjust_cost.
5899 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
5900 of load & fp appropritely.
5901 (supersparc function units): Adjust for Haifa.
5902 (ultrasparc function units): Likewise.
5903 (get_pc_via_rdpc): All v9, not just arch64.
5904 (movdi_v8plus, movdi_v8plus+1): New.
5905 (adddi3_sp32+1): New.
5906 (subdi3_sp32+1): New.
5907 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
5908 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
5909 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
5910 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
5911 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
5912 (ldd peepholes): Suppress for v9.
5913 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
5914 (return_subsi): Revmove.
5916 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
5918 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
5919 save/restore MEM rtl.
5921 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
5923 * configure.in: Check for declaration of abort.
5924 * acconfig.h: Corresponding changes.
5925 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
5928 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
5930 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
5933 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
5935 * version.c: Bump for snapshot.
5937 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
5939 * configure.in: Check for atoq and atoll.
5940 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
5941 proper routine for converting ascii into long long values.
5943 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
5945 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
5947 * vmsconfig.com: Remove bytecode references.
5949 * alpha/vms.h (PREFIX): Define.
5951 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5953 * am-alpha.h: Don't include alloca for OPEN_VMS.
5955 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
5957 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
5958 (GCC_INCLUDE_DIR): Define
5960 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
5961 * makefile.vms: New file.
5963 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
5965 * alpha.c (output_prolog): Output '.name' directive
5966 for minimal traceback information.
5968 * alpha.c (output_prolog): Don't prepend entry point symbols
5969 with '$' on OPEN_VMS.
5971 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
5972 Jeffrey A Law (law@cygnus.com)
5974 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
5977 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
5979 * genemit.c (gen_exp): Likewise.
5980 * genpeep.c (match_rtx): Likewise.
5981 * genrecog.c (write_tree_1): Likewise.
5983 * c-lex.c (yyprint): Use proper format string based upon
5984 disposition of HOST_BITS_PER_WIDE_INT.
5985 (yylex): Put casts in right place for args to build_int_2.
5987 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
5989 * combine.c: Fix typos in Jan27 changes.
5991 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
5993 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
5994 (LINK_SPEC): Likewise.
5995 (STARTFILE_SPEC): Likewise.
5997 1998-01-28 Mike Stump <mrs@wrs.com>
5999 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
6001 * genattrtab.c (reload_completed): Define.
6003 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
6006 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6008 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
6009 SUBREG_REG if the word count is unchanged, also in the input reload
6010 case. Disable non-applicable sanity checks.
6012 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
6014 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
6016 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
6018 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
6020 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
6022 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
6023 is a TREE_VEC before trying to use it for baseclasses.
6024 (Chill uses the same field for a different purpose.)
6026 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
6028 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
6030 * config.sub: More accurate determination of HP processor types.
6032 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6034 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
6035 prototype for `handle_sysv_pragma', and make it static. Add
6036 parentheses around assignment used as truth value.
6038 * combine.c (combine_instructions): Protect variable `prev' with
6040 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
6041 (extract_left_shift): Add parentheses around operand of &.
6042 (merge_outer_ops): Avoid an empty body in an else-statement.
6043 (gen_rtx_combine): Remove unused variable `i'.
6045 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
6046 function monstartup `void'. Likewise for internal_mcount. Add
6047 `static void' prototype for moncontrol. Reconcile sprintf format
6050 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
6051 Make return type of function_arg_slotno explicitly `int'.
6052 (reg_unused_after): Add parentheses around assignment used as
6054 (save_regs): Add explicit braces to avoid ambiguous `else'.
6055 (function_arg_slotno): Add parentheses around && within ||.
6056 (function_arg_pass_by_reference): Likewise.
6057 (sparc_flat_output_function_prologue): Reconcile fprintf format
6060 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
6061 assignment used as truth value.
6063 * cplus-dem.c: Include <stdlib.h>.
6064 (demangle_signature): Avoid an empty body in an else-statement.
6065 (do_type): Remove unused variable `lvl'.
6067 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
6068 Include <string.h>/<strings.h>.
6069 (cpp_lex): Remove unused variable `namelen'.
6070 (cpp_lex): Explicitly declare `num_chars' as an int.
6072 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
6073 <unistd.h> instead. Explicitly declare is_system_include
6075 (make_assertion): Remove unused variable `kt'.
6076 (cpp_expand_to_buffer): Hide variable `obuf'.
6077 (output_line_command): Remove unused variables, `line_end',
6078 `line_cmd_buf' and `len'.
6079 (macarg): Remove unused variable `arg_start'.
6080 (special_symbol): Remove unused variable `i'. Add parentheses
6081 around assignment used as truth value.
6082 (do_include): Remove unused variables `pcfname' and `retried',
6083 hide `pcf' and `pcfbuflimit'.
6084 (do_line): Remove unused variable `i'.
6085 (finclude): Hide variable `missing_newline'.
6086 (cpp_handle_options): Remove unused variable `j'.
6087 (read_token_list): Remove unused variable `eofp'.
6088 (cpp_error_with_line): Remove unused variable `i'.
6089 (cpp_warning_with_line): Likewise.
6090 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
6091 (cpp_error_from_errno): Remove unused variable `i'.
6093 * cse.c (invalidate): Add parentheses around assignment used as
6095 (find_best_addr): Move declaration of variable `our_cost' inside
6096 the conditional macro where its used.
6097 (fold_rtx): Avoid an empty body in an if-statement.
6098 (cse_insn): Wrap variables `this_insn_cc0_mode' and
6099 `this_insn_cc0' in macro HAVE_cc0.
6101 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
6102 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
6103 (output_uleb128): Likewise.
6104 (output_sleb128): Likewise.
6105 (output_cfi): Likewise.
6106 (output_call_frame_info): Remove unused variables `j', `fde_size'
6108 (comp_unit_has_inlines): Hide declaration as per rest of file.
6109 (size_of_line_prolog): Correct typo in prototype.
6110 (add_arange): Likewise.
6111 (output_aranges): Likewise.
6112 (add_name_and_src_coords_attributes): Likewise.
6113 (gen_array_type_die): Likewise.
6114 (gen_inlined_subroutine_die): Likewise.
6115 (equate_decl_number_to_die): Remove unused variable `i'.
6116 (print_die): Reconcile format vs. args in fprintf's.
6117 (print_dwarf_line_table): Likewise.
6118 (output_die): Likewise.
6119 (output_line_info): Likewise.
6120 (add_subscript_info): Avoid an empty body in an else-statement.
6121 (gen_subprogram_die): Remove unused variable `fp_loc'.
6123 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
6124 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
6125 macro. Protect `src_coords_attribute' prototype with
6126 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
6127 prototype as in the rest of the file. Likewise for
6128 `output_pointer_type_die' and `output_reference_type_die'. Remove
6129 prototype for `type_of_for_scope'.
6130 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
6131 (type_attribute): Add explicit braces to avoid ambiguous `else'.
6133 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
6134 (shorten_branches): Protect declaration of tmp_length with
6135 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
6136 (profile_function): Protect declaration of `sval' and `cxt'
6137 variables with appropriate macros.
6138 (final_scan_insn): Likewise for `note' variable. Add explicit
6139 braces to avoid empty body in an if-statement.
6140 (output_asm_insn): Move variable `i' inside macro conditional
6141 where it is used. Add parentheses around assignment used as truth
6143 (asm_fprintf) Likewise, likewise.
6145 * fix-header.c (main): Remove unused variable `done'. Protect
6146 declaration of `i' with FIXPROTO_IGNORE_LIST.
6148 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
6150 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
6153 * profile.c: Include <string.h>/<strings.h>.
6154 (instrument_arcs): Remove unused variables `note', `inverted',
6155 `zero' and `neg_one'.
6156 (branch_prob): Avoid empty body in an if-statement.
6158 * regclass.c: Include <stdlib.h>.
6159 (reg_alternate_class): Explicitly declare parameter `regno'.
6161 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
6162 parentheses around assignment used as truth value.
6163 (find_matches): Remove unused variables `output_operand' and
6165 (fixup_match_1): Remove statement with no effect: "if (0) ;".
6167 * scan.c (sstring_append): Explicitly declare `count' as int.
6168 (scan_string): Explicitly declare parameter `init' as int.
6170 * sched.c: Include <stdlib.h>.
6171 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
6172 (rank_for_schedule): Add parentheses around assignment used as
6174 (schedule_block): Likewise.
6175 (regno_use_in): Likewise.
6176 (schedule_insns): Remove unused variable `i'.
6178 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
6179 (v_message_with_decl): Remove unused variable `n'.
6180 (botch): Explicitly declare parameter `s' as char *.
6181 (main): Add parentheses around assignment used as truth value.
6183 * tree.c (make_node): Protect the variable `kind' with the
6184 GATHER_STATISTICS macro.
6185 (real_value_from_int_cst): Move variable `e' inside conditional
6186 macro area where it is used.
6187 (tree_last): Add parentheses around assignment used as truth value.
6188 (build1): Protect the variable `kind' with the GATHER_STATISTICS
6190 (print_obstack_statistics): Reconcile format vs. args in fprintf.
6191 Protect variables `i', `total_nodes', and `total_bytes' with the
6192 GATHER_STATISTICS macro.
6194 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
6196 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
6197 some comments regarding use of dead_or_set_p.
6199 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
6201 * fixincludes: Tweak fix for struct exception in math.h
6203 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
6205 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
6206 Change mode of registers used to add/sub from
6207 hard_frame_pointer_rtx from word_mode to Pmode.
6209 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
6211 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
6212 asm_output_aligned_bss() instead of asm_output_bss().
6214 * toplev.c (rest_of_compilation): Replace references to
6215 stack_reg_dump_file and dbr_sched_dump_file with references to
6218 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
6220 * tlink.c (scan_linker_output): Call fclose() for opened files.
6222 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
6224 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
6225 compiling with -fpic -- we want to be able to override symbols
6227 (alpha_expand_block_move): Fix thinko in last change.
6229 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
6230 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
6231 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
6233 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
6235 * alpha.md (abssf, absdf): Revert last change.
6237 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
6239 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
6240 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
6242 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
6244 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
6245 a CONST_INT into SFmode.
6247 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
6249 * flags.h: New flag (optimize_size).
6250 * toplev.c (main): Parse -Os option and set optimize_space
6252 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
6253 __OPTIMIZE_SIZE__ when compiling with -Os.
6254 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
6255 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
6256 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
6258 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
6260 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
6262 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
6263 stuff only if MCT_TEXT is #define'd.
6265 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
6267 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
6270 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
6272 * toplev.c: Add -dM command line option to dump RTL after the
6273 machine dependent reorganisation pass, if there is one.
6274 Reorganise RTL dump code, so that only one file handle is
6277 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
6279 * except.c (check_exception_handler_labels): Disable warning when
6282 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
6284 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
6286 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6288 * c-decl.c (grokdeclarator): Get parameter tags from
6289 last_function_parm_tags.
6290 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
6291 traversing the parameter types.
6292 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
6294 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
6296 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
6298 (get_shift_alg): Fix typo.
6300 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
6302 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
6304 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
6306 * toplev.c (get_run_time): Make sure each case gets its variables.
6308 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
6310 * configure.in (build_xm_file): Add auto-config.h if host=build.
6311 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
6312 (build_xm_file_list): Likewise.
6313 * configure: Rebuild.
6315 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6317 * recog.c (validate_replace_rtx_1): Only perform substitutions
6318 of arguments to commutative and comparison operators once.
6320 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6322 * sparc.c (output_cbranch): Add default case in
6325 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
6326 (emit_delay_sequence): Eliminate unused parameter, all callers
6328 (fill_simple_delay_slots): Likewise.
6329 (fill_slots_from_thread): Likewise.
6330 (fill_eager_delay_slots): Likewise.
6331 (mark_referenced_resources): Add default case in enumeration switch.
6332 (mark_set_resources): Likewise.
6333 (rare_destination): Likewise.
6334 (mostly_true_jump): Likewise.
6335 (find_dead_or_set_registers): Likewise.
6336 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
6337 (update_reg_unused_notes): Remove unused variable `p'.
6338 (mark_target_live_regs): Remove unused variables `next' and
6340 (fill_simple_delay_slots): Remove unused variable `j'.
6341 (fill_slots_from_thread): Add parentheses around assignment used
6343 (dbr_schedule): Likewise.
6345 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
6346 (objc.stage2, objc.stage3, objc.stage4): Likewise.
6348 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
6350 * cse.c (simplify_ternary_operation): Don't try to simplify
6351 IF_THEN_ELSE expressions (created by combine) that don't use
6352 relational operators.
6354 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
6356 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
6359 * crtstuff.c (init_dummy): Keep the epilogue in the init
6360 section for non-ELF systems.
6362 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6364 * sh.md (movqi_i+1): New peephole.
6366 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
6368 * Makefile.in: Remove remaining bytecode stuff.
6369 * emit-rtl.c, expr.c: Likewise.
6371 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
6373 * toplev.c (lang_options): Add unknown-pragma options.
6375 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
6377 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
6378 special (and incomplete) handling for Chill arrays.
6380 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
6382 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
6385 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
6387 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
6389 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
6391 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
6392 .frame directive instead of FRAME_POINTER_REGNUM.
6394 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
6396 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
6397 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
6398 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
6399 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
6400 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
6401 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
6402 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
6403 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
6405 * longlong.h: Replace __mc68332__ with __mcpu32__.
6407 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
6409 * version.c: Bump for snapshot.
6411 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
6413 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
6414 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
6415 * reload1.c (eliminate_regs): Likewise.
6417 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
6419 * regmove.c (find_matches): Initialize matches->earlyclobber too.
6421 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
6423 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
6424 (negsf2, negdf2): Use proper subtract in IEEE mode.
6426 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
6428 * Makefile.in: Remove more bytecode stuff.
6429 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
6430 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
6431 * f/install.texi, objc/Make-lang.in: Likewise.
6433 * Makefile.in: Remove all bytecode support.
6434 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
6435 * emit-rtl.c: Remove all bytecode support.
6436 * expr.c, expr.h function.c, integrate.c: Likewise.
6437 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
6438 * tree.h, varasm.c: Likewise.
6439 * config/m68k/m68k.h: Likewise.
6440 * bi-*, bc-*, bytecode*: Delete bytecode related files.
6441 * modemap.def: Likewise.
6443 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
6445 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
6446 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
6448 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
6450 * i386.md (push): Prohibit symbolic constants if flag_pic.
6451 (movsi+1): Likewise for move to non-register.
6453 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
6455 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
6456 (print_operand): Handle 0xffffffff on 32 bit host.
6458 * configure.in (thread_file): Rename uses before main loop to
6459 target_thread_file. Initialize to empty in main loop. Set thread_file
6460 to target_thread_file after main loop if not set.
6461 * configure: Rebuild.
6463 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
6464 (add_values_to_cover): Revert last change (which had no ChangeLog
6466 (simplify_with_current_value_aux): Handle CONST_INT.
6468 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6470 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
6472 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
6474 * configure.in: Add cpp stringify test.
6475 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
6476 * gengenrtl.c: Use it.
6477 * configure, config.in: Rebuild.
6479 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6481 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
6483 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
6485 * configure.in: Find declaration for sbrk.
6486 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
6487 * config.in, configure: Rebuild.
6488 * mips-tfile.c: Properly protect declaration of sbrk and free.
6489 * toplev.c: Properly protect declaration of sbrk.
6491 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
6493 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
6495 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
6497 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
6499 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
6501 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
6503 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
6505 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
6506 constant offset computations from objects with known alignment in
6507 the presence of STACK_BIAS.
6509 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
6511 (const_hash): Hash val is unsigned long.
6512 (SYMHASH): Likewise.
6514 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
6516 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
6517 char pointer, not HOST_WIDE_INT.
6518 (print_node): Likewise. Also hash is unsigned long not
6521 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
6523 * explow.c (optimize_save_area_alloca): New function for targets
6524 where SETJMP_VIA_SAVE_AREA is true.
6525 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
6526 compute the amount of stack space needed should we find later that
6527 setjmp is never called by this function, stuff rtl for this inside
6528 a REG_NOTE of the final SET of stack_pointer_rtx.
6529 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
6530 current_function_calls_alloca, call optimize_save_area_alloca.
6532 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
6534 * i386.md: Remove redundant integer push patterns.
6535 Don't bother checking for TARGET_PUSH_MEMORY when
6536 pushing constants or registers.
6538 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6539 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
6541 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
6542 (pwait): New function for mingw32.
6544 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
6545 pipe support is broken for now.
6547 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
6549 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
6550 between frame_pointer_rtx, hard_frame_pointer_rtx, and
6551 arg_pointer_rtx is respected in initialization.
6552 (init_emit_once): Use gen_rtx_raw_REG() to create
6553 return_address_pointer_rtx.
6555 * reorg.c: #include "expr.h" for rtx prototypes.
6556 * Makefile.in (reorg.o): Depend on expr.h
6558 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
6560 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
6561 local_prefix to sub-make invocations.
6563 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
6565 * objc-parse.c: Recognize protocol qualifiers in class definitions.
6567 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
6571 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
6572 * configure.in: Check for atol.
6573 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
6575 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
6577 * loop.c (find_and_verify_loops): When attempting to move insns from
6578 inside the loop outside the loop, create a BARRIER if no suitable
6581 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
6582 favor of an equivalent change from gcc-2.8.
6584 * i386/x-sco5 (CC): Remove trailing whitespace.
6586 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6588 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
6589 (accessor_from_format): Likewise.
6590 (xmalloc): New function for use when linking with alloca.o.
6592 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6594 * frame.c (find_fde): Correct FDE's upper bound.
6596 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
6598 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
6600 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
6602 * calls.c (expand_call): Move #ifdef code out of macro argument
6604 (emit_library_call, emit_library_call_value): Likewise.
6606 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
6608 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
6610 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
6612 * version.c: Bump for snapshot.
6614 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
6616 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
6617 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
6618 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
6619 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
6620 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
6621 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
6622 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
6623 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
6624 * unroll.c, varasm.c: Likewise.
6625 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
6627 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
6629 * mips.h: Fix some type-o's from a previous change.
6631 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
6633 * loop.c (check_dbra_loop): Make sure initial value is a
6634 CONST_INT before trying to normalize it.
6636 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
6638 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
6640 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
6642 * cppexp.c: Include gansidecl.h
6644 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
6646 * svr4.h (LINK_SPEC): Never specify -h.
6647 * ptx4.h (LINK_SPEC): Likewise.
6648 * rs6000/sysv4.h (LINK_SPEC): Likewise.
6649 * sparc/sol2.h (LINK_SPEC): Likewise.
6651 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
6653 * c-typeck.c (comptypes): Exit early on NULL input.
6655 * haifa-sched.c (schedule_insns): Correctly remove inter-block
6656 dependencies after reload.
6658 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6660 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
6662 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
6664 * alpha/vms.h (DIR_SEPARATOR): define
6666 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6668 * Makefile.in (stamp-proto): Remove.
6669 (protoize.o, unprotoize.o): Straightforward compile.
6670 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
6672 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6674 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
6675 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
6677 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
6679 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
6680 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
6681 * sparc/netbsd.h, vax/netbsd.h: Likewise.
6683 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
6685 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
6687 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
6689 * configure.in (target_cpu_default, target_cpu_default2): Use double
6690 quotes around them when testing their value.
6691 * configure: Rebuilt.
6693 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
6695 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
6697 (gendef): Call obstack_alloc_rtx.
6699 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
6701 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
6704 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
6706 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
6707 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
6708 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
6710 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
6712 * mips.md (return_internal): Change mode from SImode to VOIDmode.
6714 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
6716 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
6719 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
6721 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
6722 suffix from operand 3.
6724 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6725 Jeffrey A Law (law@cygnus.com)
6727 * regmove.c: New implementation of regmove pass.
6728 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
6729 decls, make them have external linkage. Return a value from
6730 optimize_reg_copy_1.
6731 * reload.h (count_occurrences): Add decl.
6732 * reload1.c (count_occurrences): Delete decl, make it have external
6734 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
6736 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
6738 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
6739 if it is not defined.
6741 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
6743 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
6744 * emit-rtl.c (gen_rtx): Move special code to ...
6745 (gen_rtx_CONST_INT): New function.
6746 (gen_rtx_REG): New function.
6747 (*): Update all calls to gen_rtx.
6748 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
6749 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
6750 (GEN_INT): Call gen_rtx_CONST_INT.
6751 * gengenrtl.c: New file.
6753 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
6755 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
6756 (base_alias_check): If no base found for address call canon_rtx and
6759 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
6761 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
6762 arguments for mips16.
6763 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
6764 Don't lose if tsize is zero after handling large stack for mips16.
6765 * mips.md (return): For trivial return, return address is in $31.
6767 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
6769 * mips/mips16.S: Various changes to make it work with -msingle-float
6772 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
6773 Ian Lance Taylor <ian@cygnus.com>
6774 Jeff Law <law@cygnus.com>
6776 * mips.c, mips.h, mips.md: First cut at merging in mips16
6777 support. Major modifications throughout all three files.
6779 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
6781 * configure.in: Make gthr-default.h a forwarding header instead of
6784 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6786 * gcov-io.h: Include sys/types.h to ensure we get size_t.
6788 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
6790 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
6791 Jeffrey A Law (law@cygnus.com)
6793 * crtstuff.c (__frame_dummy): New function for irix6.
6794 (__do_global_ctors): Call __frame_dummy for irix6.
6795 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
6797 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
6799 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
6801 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
6803 * c-decl.c (init_decl_processing): Provide proper fallback symbol
6804 for __builtin_memset.
6805 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
6806 not INTEGER_CST. Assert arg 3 is a constant.
6808 * alpha.c (mode_width_operand): Accept 64-bit modes.
6809 (mode_mask_operand): Likewise.
6810 (print_operand): Likewise for 'M' and 'U' codes.
6811 (alpha_expand_unaligned_load): New function.
6812 (alpha_expand_unaligned_store): Likewise.
6813 (alpha_expand_unaligned_load_words): Likewise.
6814 (alpha_expand_unaligned_store_words): Likewise.
6815 (alpha_expand_block_move): Likewise.
6816 (alpha_expand_block_clear): Likewise.
6817 * alpha.h (MOVE_RATIO): New define.
6818 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
6819 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
6821 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
6822 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
6824 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
6826 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
6827 * configure: Update.
6829 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
6831 * emit-rtl.c (operand_subword): Correctly handle extracting a word
6832 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
6834 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
6837 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
6839 * configure.in: Set and subsitute host_exeext. Use it when creating
6840 the assembler and linker symlinks.
6841 * configure: Rebuild.
6842 * Makefile.in (exeext): Set to @host_exeext@.
6843 (build_exeext): New variable, set to @build_exeext@.
6844 (FLAGS_TO_PASS): Pass down build_exeext.
6845 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
6848 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
6850 * mn10200.md (addsi3, subsi3): Fix thinkos.
6852 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
6854 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
6855 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
6856 unix always, since we want to be able to thunk to functions in a
6857 shared library from an application.
6859 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
6861 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6862 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6864 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
6866 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
6867 offset's mode is not ptr_mode, convert it.
6869 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
6871 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
6872 compiling if it was already defined.
6874 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
6876 * flow.c (find_basic_blocks): Don't create a new basic block
6877 for calls in a LIBCALL block.
6879 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
6881 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
6883 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
6885 * cse.c (rtx_cost): Remove conflicting default case.
6887 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
6889 * configure.in: Move default enabling of Haifa out of for loop.
6890 * configure: Rebuild.
6892 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
6894 * version.c: Bump for snapshot.
6896 1997-12-25 Teemu Torma <tot@trema.com>
6898 * Makefile.in (GTHREAD_FLAGS): New var.
6899 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
6900 (distclean): Remove gthr-default.h.
6902 * configure.in: Accept dce as a thread package.
6903 Check for thread.h and pthread.h.
6904 Link gthr-default.h to appropriate thread file and set
6906 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
6907 include multilib definitions from pa/t-dce-thr.
6908 (sparc-*-solaris2*): Enable threads by default, if thread.h or
6909 pthread.h is found, preferring posix threads over solaris ones.
6911 * config/pa/t-dce-thr: New file.
6912 * config/pa/t-pa: Removed multilibs.
6913 * config/sparc/t-sol2: Ditto.
6916 * gthr-single.h: New file.
6917 * gthr-posix.h: New file.
6918 * gthr-solaris.h: New file.
6919 * gthr-dce.h: New file.
6920 * libgcc-thr.h: Removed.
6921 * objc/thr-dce.c: New file copied from thr-decosf1.c.
6923 * frame.c: Include gthr.h instead of libgcc-thr.h.
6924 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
6925 (eh_context_initialize): If __gthread_once fails, use static eh
6927 (eh_context_free): Call __gthread_key_dtor.
6929 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
6931 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
6933 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
6935 * cse.c (max_insn_uid): New variable.
6936 (cse_around_loop): Use max_insn_uid.
6937 (cse_main): Set max_insn_uid.
6939 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
6940 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
6941 -mlong64, and -mgp{32,64} options.
6942 * mips.c (mips_abi): Change type to int.
6943 * mips.h (enum mips_abi_type): Delete.
6944 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
6945 (mips_abi): Change type to int.
6947 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
6949 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
6950 optimization is now always enabled.
6952 * calls.c (expand_call): Recognize C++ operator new as malloc-like
6955 * alias.c (memrefs_conflict_p): Eliminate tests now done by
6957 (*_dependence): Call canon_rtx before base_alias_check.
6958 (init_alias_once): New function to precompute set of registers which
6959 can hold Pmode function arguments.
6961 * rtl.h: Declare init_alias_once.
6963 * toplev.c (compile_file): Call init_alias_once.
6965 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
6967 * tree.c (restore_tree_status): Do not dereference a null pointer.
6969 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
6971 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
6972 RLIMIT_STACK. This maintains consistency with the recent, similar
6973 patch to cccp.c and toplev.c.
6975 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
6977 * genattrtab.c (expand_units): For large nr opclasses, expand
6978 function_units_used with ORX to prevent blowups. Tag with FFS.
6979 (num_unit_opclasses): New variable.
6980 (gen_unit): Update it.
6981 (enum operator): Add ORX_OP.
6982 (operate_exp): Treat ORX as or, except don't expand across an if.
6983 Reuse number rtx's after operating on them.
6984 (check_attr_value): Accept IOR, AND, & FFS.
6985 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
6986 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
6987 (write_expr_attr_cache, write_toplevel_expr): New functions.
6988 (write_attr_get): Handle FFS-tagged expressions.
6989 (make_canonical): Don't expand const attributes.
6990 (convert_const_symbol_ref): Dike out.
6991 (evaluate_eq_attr): Handle SYMBOL_REF.
6992 (main): Don't emit get_attr_foo for const attributes.
6994 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
6995 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
6996 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
6997 * alpha.md: Redo all of the scheduling, adding EV6 support, and
6998 combining function units where possible.
6999 (attr "type"): Split loads, stores, cmov into int/fp. Combine
7000 multiplies and divides. Add EV6 sqrt, ftoi, itof.
7001 (attr "opsize"): New attribute.
7002 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
7003 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
7004 to control register allocation.
7005 (movsi2-1, movdi2-1): Likewise.
7007 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
7009 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
7010 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
7011 Move OSF/1 specific defines out.
7012 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
7013 Move Linux specific defines out.
7014 (LINK_SPEC): Genericize.
7015 (ASM_FILE_START): Emit .arch if using more than the base insn set.
7016 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
7017 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
7018 (HANDLE_SYSV_PRAGMA): Define.
7019 * alpha/osf.h: New file.
7020 * alpha/linux.h: Split. Retain file-format independant defines.
7021 Import Linux bits from elf.h.
7022 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
7023 (FUNCTION_PROFILER): _mcount takes its address in $28.
7024 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
7025 * alpha/linux-ecoff.h: New file.
7026 * alpha/linux-elf.h: New file.
7027 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
7028 * alpha/win-nt.h (TARGET_DEFAULT): Define.
7029 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
7030 Add new headers as appropriate.
7032 * configure.in (alpha*): Enable Haifa by default.
7033 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
7034 * configure: Rebuild.
7036 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
7038 * Makefile.in (clean): Remove the stages with their objects here ...
7039 (distclean): ... instead of here.
7041 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7043 * cse.c (rtx_cost): Add default case in enumeration switch.
7044 * fix-header.c (recognized_macro): Likewise.
7045 (recognized_extern): Likewise.
7046 (write_rbrac): Likewise.
7047 * objc/objc-act.c (encode_aggregate): Likewise.
7048 (gen_declarator): Likewise.
7049 (gen_declspecs): Likewise.
7051 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
7053 * haifa-sched.c (create_reg_dead_note): Detect and handle another
7054 case where we kill more regs after sched than were killed before
7056 * sched.c (create_reg_dead_note): Similarly.
7058 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
7060 * c-pragma.c: Include flags.h.
7062 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
7064 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
7065 about system headers.
7066 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
7067 and also to resolve symbols in prefix.c.
7069 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
7070 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
7071 when the definitions in auto-config.h is not visible.
7072 (HAVE_BZERO): Likewise.
7073 (HAVE_BCMP): Likewise.
7074 (HAVE_RINDEX): Likewise.
7075 (HAVE_INDEX): Likewise.
7077 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
7079 * pa.c (emit_move_sequence): Handle a function label source
7082 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
7084 * c-pragma.c (handle_pragma_token): Generate warning messages
7085 about unknown pragmas if warn_unknown_pragmas is set.
7087 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
7088 line option to set variable: warn_unknown_pragmas.
7090 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
7092 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
7094 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
7096 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
7098 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
7099 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
7100 generate more fine grained floating point emulation libraries.
7101 * config/fp-bit.c: Add protecting #ifdef to all functions so
7102 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
7103 then compile all suitable functions.
7104 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
7105 underscores to avoid namespace pollution.
7106 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
7108 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7112 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7113 Jeff Law <law@cygnus.com>
7115 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
7117 * c-decl.c (finish_decl): Use parentheses around && within ||.
7118 * rtl.c: Include stdlib.h.
7119 (read_skip_spaces): Add parentheses around assignments used as
7121 (read_rtx): Initialize list_rtx.
7122 * cppexp.c (parse_number): Use || when operands are truth values.
7123 * alias.c (find_base_value): Add default case.
7124 (memrefs_conflict): Likewise.
7125 * combine.c (sets_function_arg_p): Likewise.
7126 * genemit.c (gen_exp): Likewise.
7127 * local-alloc.c (contains_replace_regs): Likewise.
7128 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
7129 * fold-const.c (fold_convert): Use "&&" for truth values.
7130 (fold): Add default case.
7131 * sdbout.c (sdbout_field_types): Fix typo in declaration.
7132 (sdbout_one_type): Add default case.
7133 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
7134 (some_operand): Add default case.
7135 (input_operand): Likewise.
7136 (signed_comparison_operator): Likewise.
7137 (divmod_operator): Likewise.
7138 (alpha_set_memflags_1): Likewise.
7139 * reload1.c (reload_cse_simplify_operands): Ensure function
7140 always returns a value.
7141 * scan-decls.c (scan_decls): Likewise.
7142 * c-lex.c (skip_white_space): Fix typo in declaraion.
7143 * c-typeck.c (comp_target_types): Add parentheses around assignment
7144 used as truth value.
7145 (print_spelling): Likewise.
7146 (constructor_implicit, constructor_result): Remove unused variables.
7147 * collect2.c (scan_library): Protect prototype with
7148 #ifdef SCAN_LIBRARIES.
7149 * emit-rtl.c (find_line_note): Fix typo in declaration.
7150 * final.c (asm_insn_count): Protect prototype with
7151 #ifdef HAVE_ATTR_length.
7152 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
7153 (try_pre_increment_1, try_pre_increment): Likewise.
7154 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
7155 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
7156 * gcov-io.h (__store_long, __write_long, __read_long): Fix
7157 unsigned/signed comparisons.
7158 * gcov.c (read_files): Remove unused "first_type" variable.
7159 (scan _for_source_files): Initialize s_ptr.
7160 (function_summary): Eliminate "%lf" formatting, use %ld for
7162 (output_data): Initialize branch_probs and last_line_num.
7163 Eliminate "%lf" formatting, use "%ld" for longs.
7165 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
7167 * mips16.S: New file.
7169 * libgcc2.c (varargs): Handle mips16.
7171 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
7173 * stmt.c (expand_end_case): Likewise.
7174 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
7175 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
7176 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
7178 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7180 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
7181 the build directory.
7182 (libobjc.a): Update dependency list.
7183 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
7185 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
7186 (objc.mostlyclean): Remove runtime-info.h.
7188 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
7190 * tree.c (build_range_type): Allow creation of ranges with no maximum.
7191 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
7192 * dwarf2out.c (add_subscript_info): Likewise.
7193 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
7194 * sdbout.c (plain_type_1): Likewise.
7195 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
7197 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
7200 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7202 * mips.c (fatal): Remove declaration.
7204 1997-12-18 Mark Mitchell <mmitchell@usa.net>
7206 * integrate.c (get_label_from_map): New function.
7207 (expand_inline_function): Use it. Initialize the label_map to
7208 NULL_RTX instead of gen_label_rtx.
7209 (copy_rtx_and_substitute): Use get_label_from_map.
7210 * integrate.h (get_label_from_map): New function.
7211 (set_label_from_map): New macro.
7212 * unroll.c (unroll_loop): Use them.
7213 (copy_loop_body): Ditto.
7215 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
7217 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
7218 (INIT_TARGET_OPTABS): Define.
7219 * mips/ecoff.h: Include gofast.h before mips.h.
7220 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
7221 * mips/elf64.h: Likewise.
7222 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
7224 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
7226 * except.c: Remove register_exception_table{,_p}.
7228 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
7230 * unroll.c (calculate_giv_inc): Handle constant increment found in
7231 a MEM with an appropriate REG_EQUAL note.
7233 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
7235 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
7236 frame pointer in the prologue.
7238 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
7240 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
7241 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
7243 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
7245 * config/m68k/m68k.c (output_function_prologue): Typecast
7246 dwarf2out_cfi_label to (char *).
7247 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
7249 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
7251 * sparc.md (jump): Don't use the annul bit around an empty loop.
7252 Patch from Kevin.Kelly@East.Sun.COM.
7254 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
7256 * jump.c: (jump_optimize): Don't use the return register as a
7257 source1 of a conditional move.
7259 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
7261 * sparc.c (DF_MODES): Or the mask not the bit number.
7262 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
7264 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7266 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
7268 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
7270 * fixincludes (size_t): Add support for Motorola's stdlib.h
7271 which fails to provide a definition for size_t.
7272 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
7273 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
7274 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
7276 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
7277 prevent unresolved externals in libio.
7278 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
7280 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
7282 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
7283 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
7284 (LIB_SPEC): Updated for glibc 2.
7286 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
7288 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
7289 * ginclude/varargs.h: Likewise.
7291 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
7293 * version.c: Bump for snapshot.
7295 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
7297 * frame.h (__register_frame, __register_frame_table,
7298 __deregister_frame): New.
7299 * frame.c (__register_frame, __register_frame_table,
7300 __deregister_frame): New.
7301 * frame.c (__deregister_frame_info): Return void *.
7302 * frame.h (__deregister_frame_info): Ditto.
7303 * collect2.c (__deregister_frame_info): Ditto.
7305 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
7307 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
7309 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
7311 * alpha.c (alpha_cpu_name): New variable.
7312 (alpha_mlat_string): Likewise.
7313 (alpha_memory_latency): Likewise.
7314 (override_options): Handle -mmemory-latency.
7315 (alpha_adjust_cost): Adjust load cost for latency.
7316 * alpha.h (TARGET_OPTIONS): Add meory-latency.
7317 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
7318 TARGET_CIX into account.
7319 (MEMORY_MOVE_COST): Define in terms of memory_latency.
7320 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
7322 * alpha.h (ASM_COMMENT_START): New macro.
7324 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
7326 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
7327 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
7329 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7330 SUBREG_REG if the word count is unchanged.
7331 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
7332 subregs of identical word size for push_reload.
7334 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
7336 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
7337 if all we're doing is dealing with -Wreturn-type.
7339 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
7341 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
7342 Use and 255 instead of zapnot 1, since it schedules better.
7344 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
7346 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
7349 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
7351 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
7352 dependency we delete. Properly update prev for multiple consecutive
7354 (priority): Skip deleted dependence.
7356 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
7358 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
7360 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7362 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
7363 determining when a new basic block starts.
7365 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
7367 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
7368 * pa.md (iorsi3): Add missing args to *_operand calls.
7370 * except.c (call_get_eh_context): Don't mess with sequences.
7371 (emit_eh_context): Include the call in the sequence here.
7373 1997-12-11 Paul Eggert <eggert@twinsun.com>
7375 * collect2.c (write_c_file_glob): Allocate initial frame object
7376 in static storage and pass its address.
7378 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7380 * except.c (call_get_eh_context): Don't take a parm.
7381 Put the call at the top of the function.
7382 (emit_eh_context): Adjust.
7383 (get_eh_context): Replace with former use_eh_context.
7384 (get_eh_context_once, get_saved_pc_ref): Remove.
7385 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
7387 * integrate.c (expand_inline_function): Adjust.
7388 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
7390 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
7392 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
7393 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
7395 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
7397 * fixincludes (strlen,strspn,strcspn return value): Handle different
7399 (hypot): Provide a fake for hypot which is broken on
7400 m88k-motorola-sysv3.
7402 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
7404 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
7405 tree_code_name from pointers to arrays.
7406 * tree.c: Remove standard_tree_code_* variables, no longer used.
7407 * print-tree.c: Remove declaration of tree_code_name.
7409 * cp/lex.c (init_lex): Update for tree_code_* changes.
7410 * objc/objc-act.c (init_objc): Likewise.
7412 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
7415 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
7417 * config.sub: Add support for BeOS target.
7418 * configure.in: Likewise.
7419 * ginclude/stdarg.h: Likewise.
7420 * ginclude/stddef.h: Likewise.
7421 * ginclude/varargs.h: Likewise.
7422 * rs6000/beos.h: New file for BeOS.
7423 * rs6000/t-beos: Likewise.
7424 * rs6000/x-beos: Likewise.
7425 * rs6000/xm-beos.h: Likewise.
7426 * toplev.c (get_run_time): Just return 0 on BeOS.
7428 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
7429 Toon Moene (toon@moene.indiv.nluug.nl)
7431 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
7432 old and broken Sun3 assemblers. Newer versions handle large
7433 offsets correctly as does the GNU assembler.
7435 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7437 * objc/objc-act.c (lang_report_error_function): Disable.
7438 * objc/objc-parse.y: Include "output.h".
7439 (yyerror): Remove redundant decl.
7440 (yyprint): Fix prototype.
7441 (apply_args_register_offset): Remove redundant decl.
7442 (get_file_function_name): Likewise.
7444 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
7446 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
7448 (find_basic_blocks_1): Likewise.
7450 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7452 * except.c (use_eh_context): Don't copy_rtx a REG.
7453 (emit_throw): Lose old unwinder support.
7454 (expand_internal_throw): Likewise.
7455 * libgcc2.c (struct eh_context): Likewise.
7456 (new_eh_context): Likewise.
7457 (__get_eh_info): Lose redundant cast.
7458 (__get_dynamic_handler_chain): Likewise.
7459 (__get_saved_pc): Lose.
7460 Lose all old unwinder support code.
7462 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
7464 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
7466 * integrate.c (expand_inline_function): If the inline fn uses eh
7467 context, make sure that the current fn has one.
7468 * toplev.c (rest_of_compilation): Call emit_eh_context.
7469 * except.c (use_eh_context): New fn.
7470 (get_eh_context_once): New fn.
7471 (call_get_eh_context): New fn.
7472 (emit_eh_context): New fn.
7473 (get_eh_context): Call either get_eh_context_once or
7474 call_get_eh_context, depending on what we have.
7475 (get_dynamic_handler_chain): Call get_eh_context_once.
7476 * except.h: Prototypes for fns above.
7477 * optabs.c (get_eh_context_libfunc): Removed.
7478 (init_optabs): Don't initialize it.
7479 * expr.h (get_eh_context_libfunc): Removed.
7480 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
7481 * config/pa/pa.h (CPP_SPEC): Support for -threads.
7482 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
7483 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
7484 New multilib for -threads.
7485 * config/sparc/t-sol2: Added multilibs for -threads and
7486 made -pthreads alias to it.
7487 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
7488 Added -threads and -pthreads options.
7489 * libgcc-thr.h: New file.
7490 * libgcc2.c: (__get_cpp_eh_context): Removed.
7491 (struct cpp_eh_context): Removed.
7492 (struct eh_context): Replaced cpp_eh_context with generic language
7494 (__get_eh_info): New function.
7495 (__throw): Check eh_context::info.
7497 * libgcc2.c: Include libgcc-thr.h.
7498 (new_eh_context, __get_eh_context,
7499 eh_pthread_initialize, eh_context_initialize, eh_context_static,
7500 eh_context_specific, eh_context_free): New functions.
7501 (get_eh_context, eh_context_key): New variables.
7502 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
7503 get_eh_context to get the context.
7504 (longjmp): Move the declaration inside
7505 #ifdef DONT_USE_BUILTIN_SETJMP.
7506 * frame.c: Include libgcc-thr.h.
7507 (object_mutex): Mutex to protect the object list.
7508 (find_fde, __register_frame, __register_frame_table,
7509 __deregister_frame): Hold the lock while accessing objects.
7510 * except.h (get_eh_context): Declare.
7511 * except.c (current_function_ehc): Define.
7512 (current_function_dhc, current_function_dcc): Removed.
7513 (get_eh_context): New function.
7514 (get_dynamic_handler_chain): Use get_eh_context.
7515 (get_saved_pc_ref): Ditto.
7516 (get_dynamic_cleanup_chain): Removed references to
7517 current_function_dcc.
7518 (save_eh_status, restore_eh_status): Save and restore
7519 current_function_ehc instead.
7520 * optabs.c (get_eh_context_libfunc): New variable.
7521 (init_optabs): Initialize it.
7522 * expr.h: Declare get_eh_context_libfunc.
7523 * function.h (struct function): Replaced dhc and dcc with ehc.
7524 * except.c (get_saved_pc_ref): New functions.
7525 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
7526 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
7528 (end_eh_unwinder): Likewise.
7529 (init_eh): Remove initialization of eh_saved_pc.
7530 * optabs.c (get_saved_pc_libfunc): New variable.
7531 (init_optabs): Initialize it.
7532 * expr.h: Declare get_saved_pc_libfunc.
7533 * except.h (eh_saved_pc_rtx): Deleted.
7534 (get_saved_pc_ref): Declared.
7536 From Scott Snyder <snyder@d0sgif.fnal.gov>:
7537 * libgcc2.c (__get_saved_pc): New.
7538 (__eh_type, __eh_pc): Deleted.
7539 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
7540 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
7543 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
7545 * sparc/sol2.h: Use 64 bit multiply and divide functions in
7546 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
7549 * rtl.h (global_rtl): New variable, replacing separate variables for
7551 (const_int_rtx): Now array of rtx_def, not rtx.
7552 * emit-rtl.c: Update for new rtl data structures.
7553 * genattrtab.c: Define global_rtl.
7555 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
7557 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
7560 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
7562 * crtstuff.c (__do_global_ctors): Fix typo.
7564 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
7566 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7567 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7569 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
7571 * rs6000.h (FUNCTION_ARG_PADDING): Define.
7572 * rs6000.c (function_arg_padding): New function.
7574 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
7576 * m68k.c: Include tree.h only once.
7578 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7580 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
7582 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
7584 * Partially cleaned up prototyping code from HJ.
7585 * tree.h: Add many prototypes.
7586 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
7587 All references changed.
7588 * rtl.h: Protect from multiple inclusions. Add many prototypes.
7590 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
7592 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
7593 string functions like strlen.
7595 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
7597 * configure.in: Check for functions getrlimit and setrlimit.
7598 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7599 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7601 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
7603 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
7605 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
7607 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
7610 * alpha.c (override_options): Don't know about scheduling for EV6.
7611 * alpha.md (ev5 function units): Don't overload as ev6.
7613 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
7614 * alpha.md (define_attr type): Add mvi.
7615 (ev5_e0): Define sceduling parameters for it.
7616 (TARGET_MAX insns): Type is mvi not shift.
7618 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
7620 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
7622 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7624 * cstamp-h, auto-config.h: Delete.
7626 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
7628 * version.c: Bump for snapshot.
7630 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
7632 * cccp.c: Fix typo brought over in merge.
7634 * Merge in changes from gcc-2.8.
7636 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
7638 * m68k.c: Include tree.h for dwarf2out_cfi_label.
7640 * gcc.c (process_command): Do not take address of function fatal when
7641 calling lang_specific_driver.
7643 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
7645 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
7646 doesn't work with it yet, so set it to 0.
7647 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
7649 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7651 * cse.c (cse_insn): Check for invalid entries when taking references.
7653 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7655 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
7656 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
7657 * toplev.c (rest_of_compilation): Pass it. Remove code to
7658 save / clear / restore flag_unroll_{,all_}loops.
7660 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
7662 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
7664 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
7666 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
7668 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
7670 * except.c (get_dynamic_handler_chain): Only make the call once per
7673 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
7675 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7677 * sh.c (final_prescan_insn): Use local label prefix
7678 when emitting .uses pseudo-ops.
7680 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7682 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
7683 * except.c: Lose outer_context_label_stack.
7684 (expand_eh_region_end): Rethrow from outer_context here.
7685 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
7686 (expand_internal_throw): Take no args.
7687 (expand_internal_throw_indirect): Lose.
7688 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
7689 (expand_start_all_catch): Start a rethrow region.
7690 (expand_end_all_catch): End it.
7691 (expand_rethrow): New fn.
7692 * except.h: Reflect above changes.
7693 * flow.c: Revert change of Nov 27.
7695 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
7697 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
7699 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7701 * except.c (expand_fixup_region_end): New fn.
7702 (expand_fixup_region_start): Likewise.
7703 (expand_eh_region_start_tree): Store cleanup into finalization here.
7704 * stmt.c (expand_cleanups): Use them to protect fixups.
7706 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
7708 * mips/mips.md (muldi3_r4000): Broaden the output template
7709 and attribute assignments to handle three operand dmult;
7710 rename to muldi3_internal2.
7711 (muldi3): Call the new muldi3_internal2 for R4000, and
7712 any GENERATE_MULT3 chip.
7714 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
7716 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
7718 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
7720 * unroll.c (find_splittable_givs): Remove last change. Handle givs
7721 with a dest_reg that was created by loop.
7723 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
7725 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
7727 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
7729 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
7731 * configure.in: Fix NCR entries.
7733 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
7735 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
7736 nested exceptions correctly.
7738 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
7739 that was created by loop.
7741 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
7743 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
7745 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
7747 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
7749 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
7750 (print_operand): Use SMALL_DATA_REG for the register involved in
7751 small data relocations.
7752 (print_operand_address): Ditto.
7754 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
7755 -dynamic linker is not used.
7757 * rs6000.md (call insns): For local calls, use @local suffix under
7758 System V. Don't use @plt under Solaris.
7760 * rs6000.c (output_function_profiler): Put label address in r0, and
7761 store LR in 4(sp) for System V/eabi.
7763 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
7764 byte boundary, and maintain stack backchain.
7766 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7768 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7769 fix_truncsfdi2): Change *.
7771 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
7773 * toplev.c (main): Complain about -gdwarfn.
7775 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
7777 * dwarfout.c (output_type): If finalizing, write out nested types
7778 of types we've already written.
7780 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
7782 (patches originally from Geoffrey Keating)
7783 * rs6000.c (function_arg): Excess floating point arguments don't
7784 go into GPR registers after exhausting FP registers under the
7786 (function_arg_partial_nregs): Ditto.
7788 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
7791 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
7793 * integrate.c (output_inline_function): Just unset DECL_INLINE.
7795 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
7797 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
7800 * libgcc2.c (__throw): Initialize HANDLER.
7802 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7804 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7805 fix_truncsfdi2): Change *X to ?*X.
7807 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
7809 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
7811 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
7813 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
7815 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
7817 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
7819 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
7821 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
7822 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
7825 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
7827 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
7828 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
7829 gas and not using the new HP assembler.
7831 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
7833 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
7834 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
7836 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
7838 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
7839 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
7842 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7844 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
7846 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
7848 * except.h: Add outer_context_label_stack.
7849 * except.c: Likewise.
7850 (expand_start_all_catch): Push the outer_context for the try block
7851 onto outer_context_label_stack.
7852 (expand_end_all_catch): Use it and pop it.
7854 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
7856 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
7858 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
7860 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
7862 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
7864 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
7865 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7867 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
7869 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
7870 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
7871 __builtin_delete, and __builtin_vec_delete.
7873 * except.c (output_exception_table): Don't bother with
7876 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
7878 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
7879 is an in/out operand.
7880 (zero extended variants of stwm/stwm patterns): Similarly.
7882 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
7884 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
7886 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
7888 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
7889 (output_call_frame_info): Emit a \n after using it.
7891 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
7893 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
7895 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
7897 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
7898 (ASM_OUTPUT_DWARF_VALUE4): New macro.
7899 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
7901 (output_call_frame_info): Do not output forward label differences
7902 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
7903 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
7905 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7907 * sh.md (attribute "type"): Add nil.
7908 (movsi_ie): y/y alternative is type nil.
7909 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
7911 (movsf_ie+1): Delete.
7913 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
7915 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
7916 large_int, emit two insns instead of one splitable insn.
7917 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
7918 from cfa_temp_value, use cfa_offset. Add assert checking that
7921 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
7923 * cccp.c (deps_output): Properly quote file names for make.
7925 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
7927 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
7929 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
7931 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
7933 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
7935 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
7937 (cse_end_of_basic_block): Similarly.
7939 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
7941 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7942 (SELECT_RTX_SECTION): Define.
7943 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
7945 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
7947 * Makefile.in (compare, compare-lean): Define $stage for each
7949 (gnucompare, gnucompare-lean): Likewise.
7951 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
7953 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
7955 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
7956 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7958 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
7960 * dwarfout.c (byte_size_attribute): Add local var upper_bound
7961 and add case to handle STRING_TYPE.
7962 * dwarfout.c (output_string_type_die): Fix code to generate
7963 correct string length attribute for fixed length strings.
7964 Still needs support for varying length strings.
7966 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
7968 * toplev.c (get_run_time): Do something sensible for cygwin32.
7970 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
7972 * expr.c (expand_builtin_setjmp): Set
7973 current_function_has_nonlocal_label.
7974 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
7975 call-saved registers across calls.
7977 * alpha.md (exception_receiver): Remove.
7978 (nonlocal_goto_receiver_osf): New
7979 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
7980 (nonlocal_goto_receiver): New, select _osf or _vms.
7982 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
7983 keep them from being propogated to the object file.
7984 (alpha_write_linkage): Likewise.
7985 * alpha.md (call_vms): Likewise.
7986 (call_value_vms): Likewise.
7987 (unnamed osf call insns): Likewise.
7989 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
7990 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7992 * alpha.c (call_operand): Any reg is valid for WinNT.
7993 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
7994 (anon nt calls): Add 'R' alternative.
7995 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
7996 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
7998 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
8000 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
8002 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
8003 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
8004 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
8006 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
8008 * reload1.c (new_spill_reg): Improve fixed or forbidden register
8009 spill error message.
8011 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8013 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
8014 use varargs.h. Wrap header with <>, not "".
8016 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
8018 * integrate.c (save_for_inline_copying): Add return value from
8021 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
8023 * fixincludes: Be a little more restrictive on what we will
8024 substitute to replace definitions of MAXINT for HPUX.
8026 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
8028 * dbxout.c (dbxout_symbol_location): Don't assume that variables
8029 whose address is the stack or argument pointers are indirect
8032 1997-11-13 Paul Eggert <eggert@twinsun.com>
8034 * cccp.c, cpplib.c (compare_defs):
8035 Don't complain about arg name respellings unless pedantic.
8036 * cpplib.c (compare_defs): Accept pfile as new arg.
8037 All callers changed.
8039 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8041 * fold-const.c (fold_truthop): Fix bug in last change.
8043 1997-11-13 Paul Eggert <eggert@twinsun.com>
8045 Fix some confusion with IEEE minus zero.
8047 * real.h (REAL_VALUES_IDENTICAL): New macro.
8049 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
8050 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
8052 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
8053 same tree structure as 0.0.
8055 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
8056 macro instead of doing it by hand.
8058 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
8060 * v850/lib1funcs.asm: Minor whitespace changes.
8061 * v850.c: Fix minor formatting problems in many places.
8062 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
8064 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
8066 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
8067 xplus1 when xplus0 is not a register.
8069 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
8071 * flow.c (find_basic_blocks): During marking phase, if we encounter
8072 an insn with a REG_LABEL note, make the target block live and
8073 create an edge from the insn to the target block. Do not make
8074 edges from all blocks to the target block.
8076 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
8078 * confiugre.in: Tweak NCR entries.
8079 * configure: Rebuilt.
8081 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
8083 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
8084 pick apart floating point values, instead of using CONST_DOUBLE_LOW
8085 and CONST_DOUBLE_HIGH.
8087 * rs6000.md (define_splits for DF constants): Use the appropriate
8088 REAL_VALUE_* interface to pick apart DF floating point constants in
8089 a machine independent fashion.
8091 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8093 * fold-const.c (fold_truthop): When changing a one-bit comparison
8094 against zero into a comparison against mask, do a proper sign
8097 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
8099 * except.c: Do not include "assert.h".
8100 (save_eh_status): Turn asserts into conditional aborts.
8101 (restore_eh_status, scan_region): Likewise.
8102 * dwarfout.c: Do not include "assert.h".
8103 (bit_offset_attribute): Turn asserts into conditional aborts.
8104 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
8105 (output_inlined_structure_type_die): Likewise.
8106 (output_inlined_union_type_die): Likewise
8107 (output_tagged_type_instantiation): Likewise.
8108 (dwarfout_file_scope_decl): Likewise.
8109 * dwarf2out.c: Do not include "assert.h"
8110 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
8111 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
8112 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
8113 (add_bit_size_attribute, scope_die_for): Likewise.
8114 (output_pending_types_for_scope): Likewise.
8115 (get_inlined_enumeration_type_die): Likewise.
8116 (get_inlined_structure_type_die): Likewise.
8117 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
8118 (gen_tagged_type_instantiation_die): Likewise.
8120 * flow.c (find_basic_blocks): Refine further to get a more correct
8121 cfg, especially in the presense of exception handling, computed
8122 gotos, and other non-trivial cases. Call abort if an inaccuracy
8123 is detected in the cfg.
8125 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8127 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
8129 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
8130 (skip_white_space): Use whitespace_cr.
8131 (check_newline): Handle whitespace more consistently.
8133 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
8135 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
8136 * i386/xm-cygwin32.h (POSIX): Define.
8138 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
8140 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
8141 is available elsewhere.
8143 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
8145 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
8146 what the instruction can handle.
8148 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
8150 * stmt.c (expand_decl_cleanup_no_eh): New fn.
8152 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
8154 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
8156 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
8157 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
8159 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
8161 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
8162 swap instruction order.
8164 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
8166 * fixinc.svr4 (__STDC__): Add another case.
8168 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8170 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
8171 addresses in the epilogue delay slot.
8173 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
8175 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
8176 in generated `specs' file.
8178 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
8180 * flags.h (flag_rerun_loop_opt): Declare.
8181 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
8182 * toplev.c (flag_rerum_loop_opt): Delete static.
8184 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8186 Bring over from FSF:
8188 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8190 * va-sh.h (__va_arg_sh1): Define.
8192 SH3E doesn't use any integer registers for subsequent arguments
8193 once a non-float value was passed in the stack.
8194 * sh.c (machine_dependent_reorg): If optimizing, put explicit
8195 alignment in front label for ADDR_DIFF_VEC.
8196 * sh.h (PASS_IN_REG_P): Fix SH3E case.
8197 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
8199 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8201 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
8204 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8206 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
8207 put an use_sfunc_addr before each sfunc.
8208 * sh.md (use_sfunc_addr, dummy_jump): New insns.
8209 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
8211 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8213 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
8215 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
8217 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
8220 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
8222 * alias.c (find_base_value): Only return the known base value for
8225 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
8227 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
8228 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
8230 (prologue_get_pc_and_set_got): New pattern.
8232 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
8234 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
8235 for SUBREG, just fall through.
8237 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
8239 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
8241 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
8243 * fixincludes: Fix "hypot" prototype in NeXT math.h.
8245 * Makefile.in (USE_ALLOCA): Always include alloca.o.
8246 (USE_HOST_ALLOCA): Likewise.
8248 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
8249 and LABEL_REFS fields.
8250 * rtl.h (LABEL_REFS): Update.
8252 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
8254 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
8255 sets i2dest. When calling distribute_notes for i3dest_killed, pass
8256 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
8259 * mips.md (insv, extzv, extv): Add change_address call.
8260 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
8262 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
8264 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
8266 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
8267 save_restore_insns if no FP and GP will be restored.
8269 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
8270 Convert CCmode to word_mode before calling GET_MODE_SIZE.
8272 * acconfig.h (HAVE_INTTYPES_H): Undef.
8273 * configure.in (inttypes.h): Check for conflicts between sys/types.h
8274 and inttypes.h, and verify that intmax_t is defined.
8275 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
8276 * config/mips/x-iris3: Likewise.
8278 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
8280 * alias.c (find_base_value): When copying arguments, return the
8281 tenative value for a hard register.
8283 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
8285 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
8286 (yylex): Record wide strings using target endianness, not host.
8288 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
8290 * mn10200.h (ASM_OUTPUT_BSS): Delete.
8291 (ASM_OUTPUT_ALIGNED_BSS): New macro
8292 * mn10300.h (ASM_OUTPUT_BSS): Delete.
8293 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8294 * v850.h (ASM_OUTPUT_BSS): Delete.
8295 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8297 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8299 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
8301 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
8303 * configure.in (sco5): Use cpio to install header files.
8305 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
8307 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
8309 * configure: Rebuild.
8311 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
8313 * i386/sco5.h: enable -gstabs once again.
8315 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
8317 * arm.c (output_move_double): Allocate 3 entries in otherops array.
8319 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
8321 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
8322 notes for sjlj exceptions too.
8323 (expand_eh_region_end): Similarly for EH_REGION_END notes.
8324 (exception_optimize): Optimize EH regions for sjlj exceptions too.
8325 * final.c (final_scan_insn): Don't output labels for EH REGION
8326 notes if doing sjlj exceptions.
8328 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
8330 * alias.c (init_alias_analysis): Handle -fno-alias-check when
8331 optimizing correctly.
8333 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
8334 or set current_function_calls_setjmp anymore.
8336 * flow.c (find_basic_blocks): If we delete the label for an
8337 exception handler, remove it from the EH label list and remove
8338 the EH_BEGIN/EH_END notes for that EH region.
8340 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
8342 * flow.c (find_basic_blocks): Generate correct flow control
8343 information when exception handling notes are present.
8345 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
8347 * dwarf2out.c (output_call_frame_info): Fix length argument
8348 to ASM_OUTPUT_ASCII.
8349 (output_die, output_pubnames, output_line_info): Likewise.
8351 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
8353 * version.c: Bump for snapshot.
8355 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
8356 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
8357 flag_debug_asm is on.
8358 (output_die, output_pubnames, output_line_info): Likewise.
8360 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
8361 and static_chain_rtx into the potential base values array if
8364 * alias.c (new_reg_base_value): New array of potential base values.
8365 (unique_id): Now file scoped static.
8366 (find_base_value, case REG): Return the value in reg_base_value
8367 array for the REG if it exists. Else, return the value from
8368 new_reg_base_value if copying args and REG is a hard register.
8369 (find_base_value, case PLUS): If either operand of the PLUS is
8370 a REG, try to get its base value. Handle base + index and
8372 (record_set): Use new_reg_base_value instead of reg_base_value.
8373 (init_alias_analysis): Allocate space for new_reg_base_value too.
8374 Rework code to iterate over the insns propagating base value
8375 information until nothing changes.
8377 * global.c (global_alloc): Free the conflict matrix after
8378 reload has finished.
8380 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
8382 * libgcc2.c (L_eh): Define __eh_pc.
8383 Replace __eh_type with generic pointer __eh_info.
8385 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
8387 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
8388 use copy_to_reg if address is not a general_operand.
8390 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8392 * profile.c (output_func_start_profiler): Clear flag_inline_functions
8393 for the duration of the call to rest_of_compilation.
8395 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
8397 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
8399 (sparc*-*-*): Recognize --with-cpu=v9.
8400 * sparc/elf.h: New file.
8401 * sparc/t-elf: New file.
8403 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
8405 * mn10300.c (const_8bit_operand): New function.
8406 (mask_ok_for_mem_btst): New funtion.
8407 * mn10300.md (btst patterns with mem operands): Use new functions
8408 to avoid creating btst instructions with invalid operands.
8410 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
8412 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
8413 are running on PowerPC Linux.
8415 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
8417 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
8418 if not previously defined.
8420 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
8422 * function.c (assign_parms): Correct mode of stack_parm if
8423 entry_parm underwent a mode conversion.
8425 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
8427 * global.c (global_alloc): Use xmalloc instead of alloca for
8428 CONFLICTS, since max_allocno * allocno_row_words alone can be more
8429 than 2.5Mb sometimes.
8431 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
8433 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
8434 DEST for the spill, adjust mode of SRC to compensate.
8436 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
8438 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
8439 since any_memory_operand() allows pseudos during reload.
8440 (reload_inhi, reload_outqi, reload_outhi): Likewise.
8442 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
8444 * m68k.md (btst patterns): Add 5200 support.
8446 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8448 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
8449 optimizations, look inside dividend to determine if the expression
8450 can be simplified by using EXACT_DIV_EXPR.
8452 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
8455 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
8457 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
8459 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
8461 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
8463 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
8466 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
8468 * alpha.md (movqi, movhi): Make sure new insns created during reload
8469 won't need reloading themselves.
8470 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
8472 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
8474 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
8476 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
8478 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
8479 Patch from Klaus Kaempf <kkaempf@progis.de>.
8481 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
8483 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
8484 to an element in a constant string.
8486 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
8488 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
8489 bit PC-relative offset. The exception range table pointer is now in
8491 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
8492 (count_fdes, add_fdes, get_cie): Adjust.
8493 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
8496 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
8498 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
8500 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
8501 like stack_pointer_rtx.
8503 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
8505 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
8506 targets using "$@" to provide support for similar but not identical
8507 targets without having to duplicate code.
8508 (bootstrap4): New goal.
8510 * Makefile.in (compare, compare-lean, compare3): Combined to one
8511 ruleset determining actions to be performed via $@.
8512 (compare4, compare4-lean): New targets.
8513 (gnucompare, gnucompare3): Combined to one ruleset determining
8514 actions to be performed via $@. Also, note which files failed
8515 the comparison test in .bad_compare.
8516 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
8518 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8520 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
8521 if the dividend is a multiple of the divisor.
8523 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
8525 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
8527 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
8530 * alias.c (true_dependence): Fix typo.
8532 * toplev.c (flag_rerun_loop_opt): New variable.
8533 (f_options): Handle -frerun-loop-opt.
8534 (rest_of_compilation): If -frerun-loop-opt, then run the loop
8536 (main): Enable -frerun-loop-opt by default for -O2 or greater.
8538 * loop.c (simplify_giv_expr): Adding two invariants results
8541 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
8543 * expr.c (get_inner_reference): Remove the array bias after
8544 converting the index to Pmode.
8546 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
8548 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
8549 (TARGET_MULT_BUG): Define.
8550 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
8551 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
8553 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
8555 * mn10200.c (indirect_memory_operand): Delete unused function.
8556 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
8557 * mn10200.md (bset, bclr insns): Handle output in a reg too.
8559 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
8561 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
8562 the callee's ldgp, we must do it ourselves, and we use the jsr tag
8563 for more than scheduling.
8565 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
8567 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
8569 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
8571 * mn10300.c (symbolic_operand, legitimize_address): New functions.
8572 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
8573 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
8575 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
8577 * version.c: Bump for snapshot.
8579 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8581 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
8584 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
8586 * toplev.c (flag_exceptions): Default value is 2.
8587 (compile_file): If flag_exceptions still has the value 2, then
8590 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
8591 (rs6000_save_machine_status): Save pic_offset_table_rtx.
8592 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
8594 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
8597 * rs6000.md (*movsi_got_internal_mem): New pattern.
8598 (*movsi_got_internal_mem splitter): New define_split.
8600 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
8602 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
8604 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8606 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
8607 only need to save LR.
8609 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
8611 * mn10300.md (movqi, movhi): Avoid using address registers as
8612 destinations unless absolutely necessary.
8614 * mn10200.c (expand_prologue): Fix typo.
8616 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
8618 * mn10200.md (neghi2): Provide an alternative which works if
8619 the input and output register are the same.
8621 * mn10300.c (print_operand): Handle 'S'.
8622 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
8623 shift amount in last alternative
8625 * mn10300.c (expand_epilogue): Rework to handle register restores
8626 in "ret" and "retf" instructions correctly.
8628 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
8630 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
8631 extzv for memory operands.
8633 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
8634 redundant conditional moves to single operand.
8636 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
8638 * v850.h: Move define of __v850__ from CPP_PREDEFINES
8641 * xm-v850.h: Use __v850 rather than __v850__ to
8644 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
8646 * mips/mips.c (compute_frame_size): Not a leaf function if
8649 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8651 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
8653 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
8655 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
8656 (DEFAULT_ARCH32_P): New macro.
8657 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
8658 (enum cmodel): Declare.
8659 (sparc_cmodel_string,sparc_cmodel): Declare.
8660 (SPARC_DEFAULT_CMODEL): Provide default.
8661 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
8662 (TARGET_FULLANY): Deleted.
8663 (TARGET_CM_MEDMID): New macro.
8664 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
8665 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8666 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
8667 (CPP_SPEC): Rewrite.
8668 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8669 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
8670 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8671 (ASM_SPEC): Add %(asm_arch).
8672 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
8673 Rename asm_default to asm_cpu_default.
8674 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
8675 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
8676 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
8677 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
8678 (MASK_INT64,MASK_LONG64): Delete.
8679 (MASK_ARCH64): Renamed to MASK_64BIT.
8680 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
8681 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
8682 (TARGET_SWITCHES): Always provide 64 bit options.
8683 (ARCH64_SWITCHES): Delete.
8684 (TARGET_OPTIONS): New option -mcmodel=.
8685 (INT_TYPE_SIZE): Always 32.
8686 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
8687 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
8688 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
8689 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
8690 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
8692 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8693 * sparc/linux.h: Likewise.
8694 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
8695 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8696 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
8697 (SPARC_DEFAULT_CMODEL): Define.
8698 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8699 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8700 (LONG_DOUBLE_TYPE_SIZE): Define.
8701 (ASM_SPEC): Add %(asm_arch).
8702 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8703 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8704 (TARGET_CPU_DEFAULT): Add ultrasparc case.
8705 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
8706 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
8707 (SPARC_DEFAULT_CMODEL): Define.
8708 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
8709 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
8710 MASK_LONG64, MASK_MEDANY.
8711 (SPARC_DEFAULT_CMODEL): Define.
8712 (CPP_PREDEFINES): Delete.
8713 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8714 (ASM_SPEC): Add %(asm_arch).
8715 (LONG_DOUBLE_TYPE_SIZE): Define.
8716 (DWARF2_DEBUGGING_INFO): Define.
8717 * sparc/splet.h (CPP_SPEC): Delete.
8718 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8719 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
8720 (BLOCK_PROFILER): Likewise.
8721 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
8722 (sparc_override_options): Handle code model selection.
8723 (sparc_init_expanders): Renamed from sparc64_init_expanders.
8724 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
8725 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
8726 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
8727 (sethi_di_fullany): Delete.
8729 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
8730 Jeff Law <law@cygnus.com>
8731 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8733 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
8734 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
8735 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
8736 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
8737 * alpha/alpha.md (arg_home): Likewise.
8739 * alpha/alpha.c (vmskrunch): Delete
8740 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
8741 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
8742 truncate to 64 characters.
8744 * make-l2.com: Support openVMS/Alpha.
8746 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
8748 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8750 * longlong.h (count_leading_zeros): Add missing casts to USItype.
8752 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
8754 * i386/bsd386.h (ASM_COMMENT_START): Define.
8756 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
8758 * tree.c (restore_tree_status): Also free up temporary storage
8759 when we finish a toplevel function.
8760 (dump_tree_statistics): Print stats for backend obstacks.
8762 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
8764 * expr.c (use_group_regs): Don't call use_reg for MEMs.
8766 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
8768 * libgcc2.c (__throw): Don't copy the return address.
8769 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
8771 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
8772 * toplev.c (main): Initialize exceptions_via_longjmp.
8774 * tree.c: Add extra_inline_obstacks.
8775 (save_tree_status): Use it.
8776 (restore_tree_status): If this is a toplevel inline obstack and we
8777 didn't want to save anything on it, recycle it.
8778 (print_inline_obstack_statistics): New fn.
8779 * function.c (pop_function_context_from): Pass context to
8780 restore_tree_status.
8781 * obstack.h (obstack_empty_p): New macro.
8783 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
8785 * i386/freebsd.h (ASM_COMMENT_START): Fix.
8787 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
8789 * v850.c (ep_memory_offset): New function.
8790 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
8792 * v850.h (CONST_OK_FOR_*): Add and correct comments.
8793 (CONSTANT_ADDRESS_P): Add comment.
8794 (EXTRA_CONSTRAINT): Define 'U'.
8795 * v850.md: Add comments on bit field instructions.
8796 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
8797 (lshrsi3): Use N not J constraint.
8799 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
8801 * v850.c (reg_or_0_operand): Call register_operand.
8802 (reg_or_int5_operand): Likewise.
8803 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
8804 (TARGET_SWITCHES): Add "big-switch".
8805 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
8806 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
8807 (CASE_DROPS_THROUGH): Comment out.
8808 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
8809 * v850.md (cmpsi): Delete compare mode.
8810 (casesi): New pattern.
8812 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
8813 * v850.md (ashlsi3): Use SImode not QImode for shift count.
8814 (lshrsi3): Likewise.
8816 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
8817 unreachable switch statement after 'b' support. Remove "b" from
8818 strings for 'b' support.
8819 * v850.md (branch_normal, branch_invert): Change %b to b%b.
8821 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
8823 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
8824 empty line if @inhibit_libc@ is empty.
8826 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
8828 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
8829 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
8830 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8831 (DWARF2_UNWIND_INFO): Let this track object file format.
8832 (EXTRA_SECTIONS): Add in_eh.
8833 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
8834 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8836 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8838 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
8839 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
8841 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
8842 (output_double_int): Output DI mode values correctly when
8843 HOST_BITS_PER_WIDE_INT is 64.
8844 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
8845 fmovd so it works if a quad float ends up in one of the upper 32
8847 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
8848 necessary for PIC support on sparc64.
8850 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
8852 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
8853 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
8854 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
8855 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
8856 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
8857 (SPARC_FP_ARG_FIRST): New macro.
8858 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
8859 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
8860 (NPARM_REGS): There are 32 fp argument registers now.
8861 (FUNCTION_ARG_REGNO_P): Likewise.
8862 (FIRST_PARM_OFFSET): Update to new v9 abi.
8863 (REG_PARM_STACK_SPACE): Define for arch64.
8864 (enum sparc_arg_class): Delete.
8865 (sparc_arg_count,sparc_n_named_args): Delete.
8866 (struct sparc_args): Redefine and use for arch32 as well as arch64.
8867 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
8868 (FUNCTION_ARG_ADVANCE): Rewrite.
8869 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
8870 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
8871 (FUNCTION_ARG_CALLEE_COPIES): Delete.
8872 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
8873 (STRICT_ARGUMENT_NAMING): Define.
8874 (doublemove_string): Declare.
8875 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
8876 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
8877 (doublemove_string): New function.
8878 (output_move_quad): Clean up some of the arch64 support.
8879 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
8880 Don't add 8 bytes of reserved space if arch64.
8881 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
8882 (init_cumulative_args): New function.
8883 (function_arg_slotno): New static function.
8884 (function_arg,function_arg_partial_nregs): New functions.
8885 (function_arg_{pass_by_reference,advance}): New functions.
8886 (function_arg_padding): New function.
8887 * ginclude/va-sparc.h: Rewrite v9 support.
8889 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8891 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
8892 for hard regs to determine base and index registers.
8894 * reload.c (debug_reload_to_stream): New function. Specify stream
8895 into which to write debug info.
8896 (debug_reload): Modify to call debug_reload_to_stream with stderr.
8898 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
8900 * combine.c (can_combine_p): Don't combine with an asm whose
8901 output is a hard register.
8903 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
8905 * c-decl.c (start_struct): Ensure that structs with forward
8906 declarations are in fact packed when -fpack-struct is given.
8908 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
8909 we are packing a structure. This allows a structure with only
8910 bytes to be aligned on a byte boundary and have no padding on a
8913 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8915 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
8917 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
8919 * alpha.c (alpha_return_addr_rtx): New variable.
8920 (alpha_save_machine_status): New; save it.
8921 (alpha_restore_machine_status): New; restore it.
8922 (alpha_init_expanders): New; clear it.
8923 (alpha_return_addr): New; set it.
8924 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
8925 is overly conservative, so search the insns explicitly.
8926 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
8927 (alpha_sa_size [VMS && !VMS]): Likewise.
8928 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
8929 (INIT_EXPANDERS): New definition.
8931 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
8932 (output_prolog [!VMS]): Use them.
8934 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
8935 (alpha_does_function_need_gp): ... a new function. Refine the
8936 CALL_INSN test to just TYPE_JSR.
8937 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
8939 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
8941 * version.c: Bump for snapshot.
8943 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8945 * pa.c (move_operand): Respect -mdisable-indexing.
8946 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
8948 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
8950 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
8952 (umulsidi3,umulsi3_highpart): Ditto.
8953 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
8955 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
8957 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
8958 (alpha_handle_trap_shadows): ... a new function. Handle the entire
8959 function in one go. Emit RTL for trapb, instead of printf directly.
8960 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
8961 (trap_pending): Kill global variable.
8962 (output_epilog): Don't call final_prescan_insn.
8963 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
8964 * alpha.h (FINAL_PRESCAN_INSN): Remove.
8965 (MACHINE_DEPENENT_REORG): Define.
8966 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
8969 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
8971 Tune Haifa scheduler for Alpha:
8972 * alpha.h (ISSUE_RATE): Define.
8973 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
8974 EV4 adjustments to EV5.
8975 * alpha.md: Remove all scaling from function unit delays. Rework
8976 EV5 function units to match the CPU.
8977 (umuldi3_highpart): EV5 added the IMULH insn class.
8979 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
8981 * pa.c (following_call): Fail if the CALL_INSN is an indirect
8984 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
8986 * cplus-dem.c (demangle_signature): Don't look for return types on
8987 constructors. Handle member template constructors.
8989 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
8991 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
8992 * tree.h: Declare them.
8994 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
8996 * configure.in: Handle --with-newlib.
8997 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
8999 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
9001 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
9003 * config/ptx4.h: Fix typo.
9005 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
9007 * version.c: Bump for snapshot.
9009 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
9011 * aclocal.m4: Substitute INSTALL.
9012 * configure: Re-built.
9014 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
9016 * integrate.c (save_for_inline_copying): Avoid undefined pointer
9018 (expand_inline_function): Likewise.
9020 * dwarf2out.c (output_call_frame_info): Reinstate last change
9021 using flag_debug_asm check instead of flag_verbose_asm.
9023 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
9025 * dwarf2out.c (output_call_frame_info): Remove last change.
9027 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9029 * frame.c (__frame_state_for): Execute the FDE insns until the
9030 current pc value is strictly bigger than the target pc value.
9032 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
9034 * regclass.c (init_reg_modes): If we can't find a mode for the
9035 register, use the previous one.
9037 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
9039 * haifa-sched.c (print_block_visualization): Call fprintf directly,
9040 don't sprintf through an alloca'ed buffer.
9042 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
9044 * reload.c (decompose): Always initialize val.base.
9046 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9048 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
9049 instead of aborting.
9050 * dwarf2out.c (output_call_frame_info): Call app_enable and
9051 app_disable to let GNU as accept the generated comments.
9053 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
9055 * tree.h (get_file_function_name): Add declaration.
9056 * dwarf2out.c (output_call_frame_info): No need to cast
9057 get_file_function_name call anymore.
9058 * profile.c (toplevel): Remove get_file_function_name
9060 * c-lang.c (finish_file): Ditto.
9062 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
9064 * Makefile.in (program_transform_name): Let autoconf substitute
9067 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
9069 * haifa-sched.c (schedule_block): If the first real insn in a
9070 block has any special notes attached to it, remove them.
9072 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
9074 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
9076 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9078 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
9080 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
9082 * Makefile.in (check-g77): New test target.
9083 (CHECK-TARGETS): Add check-g77.
9085 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9087 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
9089 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
9091 * flow.c (print_rtl_with_bb): Cast alloca return value for
9094 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
9096 * i386.h (RETURN_ADDR_RTX): New definition that works for
9097 __builtin_return_address(0) and -fomit-frame-pointer.
9099 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
9101 Bring over from FSF.
9102 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
9104 * mips.c (function_arg): Handle passing a struct
9105 containing a double in a DFmode register without the PARALLEL.
9107 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
9109 * pexecute.c: Use spawn if __CYGWIN32__.
9111 * pexecute.c: Include "config.h" first, as per autoconf manual
9112 (from Paul Eggert <eggert@twinsun.com>).
9114 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9116 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
9117 optimisation for f/expr.o and f/stb.o.
9119 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
9121 * cse.c (this_insn_cc0_mode): Initialize.
9123 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
9125 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
9127 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
9129 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
9131 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
9132 that pair will dual-issue on the 21164 and plus+beq won't.
9133 (bne): Likewise for cmpeq+beq.
9135 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
9137 * except.c (find_exception_handler_labels): Correct argument to free.
9139 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
9141 * except.c (find_exception_handler_labels): Free LABELS when we're
9144 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
9146 * version.c: Bump for snapshot.
9148 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9150 * flow.c (find_basic_blocks): Mark calls as potentially jumping
9153 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
9155 * configure.in: Substitute for "install" too.
9156 * configure: Rebuilt.
9158 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
9160 * Makefile.in (bootstrap-lean, compare-lean): New targets.
9162 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
9164 * alias.c (base_alias_check): Two symbols can conflict if they
9165 are accessed via AND.
9166 (memrefs_conflict_p): Likewise.
9168 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
9169 after flushing argument registers to the stack.
9171 * Makefile.in (mostlyclean): Remove .regmove files.
9173 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9175 * libgcc2.c (__throw): Fix thinko.
9177 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
9179 * cplus-dem.c (demangle_template): Add new parameter. Handle new
9180 template-function mangling.
9181 (consume_count_with_underscores): New function.
9182 (demangle_signature): Handle new name-mangling scheme.
9184 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9186 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
9189 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
9191 * frame.c: Remove last change.
9192 * dwarf2.h: Remove last change.
9193 * tree.h: Add declarations of DWARF2 unwind info support
9196 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9198 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
9199 * tree.h (built_in_function): Likewise.
9200 * expr.c (expand_builtin): Likewise.
9201 * except.h: Likewise.
9202 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
9203 * libgcc2.c (copy_reg): New fn.
9206 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
9208 * c-typeck.c (build_binary_op): Warn about comparing signed vs
9209 unsigned if -W is specified and -Wno-sign-compare is not.
9210 * c-decl.c (warn_sign_compare): Initialize to -1.
9211 (c_decode_option): -Wall no longer implies -Wsign-compare.
9213 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9215 * frame.c: Include gansidecl.h for PROTO.
9216 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
9217 defined. Don't declare dwarf2out_cfi_label here.
9218 * dwarf2.h: Add declarations of DWARF2 unwind info support
9220 * m68k.c: Include dwarf2.h.
9221 (output_function_prologue): Add dwarf2 support.
9222 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
9223 (INCOMING_FRAME_SP_OFFSET): Likewise.
9225 * integrate.c (expand_inline_function): Make sure there is at
9226 least one insn that can be used as an insertion point.
9228 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9230 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
9232 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
9234 * version.c: Bump for snapshot.
9236 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
9238 Bring over from FSF.
9240 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
9242 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
9243 (get_pc_via_rdpc): Renamed from get_pc_sp64.
9244 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
9246 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
9248 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
9249 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
9251 (sparc_align_{loops,jumps,funcs}_string): Declare.
9252 (sparc_align_{loops,jumps,funcs}): Declare.
9253 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
9254 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
9255 (STACK_BIAS): Define.
9256 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
9258 (SPARC_SETHI_P): New macro.
9259 (CONST_OK_FOR_LETTER_P): Use it.
9260 (ASM_OUTPUT_ALIGN_CODE): Define.
9261 (ASM_OUTPUT_LOOP_ALIGN): Define.
9262 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
9263 (sparc_align_{loops,jumps,funcs}): New globals.
9264 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
9266 (move_operand): Use SPARC_SETHI_P.
9267 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
9269 (arith11_double_operand): Likewise.
9270 (arith10_double_operand): Likewise.
9271 (finalize_pic): Finish sparc64 support.
9272 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
9273 64 bit constants if able.
9274 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
9275 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
9277 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
9278 (get_pc_sp32): Use for sparc64 as well.
9279 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
9280 (sethi_di_sp64_const): Likewise.
9281 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
9282 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
9283 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
9285 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
9287 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
9288 * sparc/linux.h (COMMENT_BEGIN): Likewise.
9289 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
9291 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
9293 Add sparc64 linux support.
9294 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
9295 to xm_file list on 32-bit sparc-linux.
9296 * sparc/xm-sp64.h: New file.
9297 * sparc/linux64.h: New file.
9298 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
9299 Don't include xm-sparc.h.
9300 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
9301 * glimits.h (LONG_MAX): Handle sparc64.
9303 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
9305 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
9306 * sparc.h (ASM_COMMENT_START): Define.
9307 * sparc.c (output_function_prologue): Use it.
9308 (sparc_flat_output_function_{epi,pro}logue): Likewise.
9310 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
9312 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
9313 use sparc.h's copies.
9314 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
9317 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9319 * sparc.c (dwarf2out_cfi_label): Add declaration.
9320 (save_regs, output_function_prologue): Remove cast for it.
9321 (sparc_flat_{save_restore,output_function_prologue): Likewise.
9322 ({save,restore}_regs): No longer inline.
9324 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9326 * fold-const.c (make_range): Correctly handle cases of converting
9327 from unsigned to signed type.
9329 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9331 * fold-const.c (merge_ranges): Make sure that if one range is subset
9332 of another, it will always be the second range. Correct (+,-) case to
9335 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
9337 * final.c (final_end_function): Also do dwarf2 thing if
9338 DWARF2_DEBUGGING_INFO.
9339 (final_start_function): Likewise.
9341 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
9343 * expmed.c (expand_divmod): If compute_mode is not the same as
9344 mode, handle the case where convert_modes() causes op1 to no
9345 longer be a CONST_INT.
9347 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
9348 note holding get_jump_flags() calculation to all JUMP_INSNs.
9349 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
9350 * rtl.c (reg_note_name): Add new note types.
9352 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
9354 * rtlanal.c (computed_jump_p): Fix typo in last change.
9356 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9358 * loop.c (indirect_jump_in_function_p): Return 0
9361 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
9363 * rs6000/xm-rs6000.h: Fix thinko in last change.
9364 * rs6000/xm-sysv4.h: Likewise.
9366 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
9368 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
9370 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
9372 * reg-stack.c (find_blocks): Fix thinko in last change.
9374 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9376 * m68k.c (output_function_prologue): Add dwarf2 support.
9378 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
9379 INCOMING_FRAME_SP_OFFSET): New definitions.
9381 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
9383 * combine.c (try_combine): Use NULL_RTX instead of '0' where
9384 appropriate in calls to gen_rtx().
9385 * cse.c (cse_main): Likewise.
9386 * emit-rtl.c (gen_label_rtx): Likewise.
9387 * expr.c (init_expr_once): Likewise.
9388 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
9389 sched_analyze, init_rgn_data_dependences,
9390 compute_block_backward_dependences): Likewise.
9391 * sched.c (schedule_insns): Likewise.
9392 * varasm.c (immed_double_const): Likewise.
9394 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
9395 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
9397 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
9399 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
9400 (MULTILIB_DEFAULTS): Define.
9401 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
9402 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
9403 (LIBGCC_SPEC): Likewise.
9404 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
9405 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
9406 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
9407 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
9408 (EXTRA_PARTS, TAROUTOPTS): Delete.
9409 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
9410 (MULTILIB_OPTIONS): Define.
9411 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
9412 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
9414 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
9416 * version.c: Bump for snapshot.
9418 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
9420 * loop.c (loop_number): Delete function. Change all references
9421 to use uid_loop_num array.
9422 * loop.h (loop_number): Delete declaration.
9423 * unroll.c (unroll_loop): Change "loop_number" references to
9424 use uid_loop_num instead.
9426 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
9428 (loop_unroll_iter): Remove unused variable and all references.
9429 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
9430 (insert_bct): Fix minor formatting problems.
9431 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
9432 (loop_unroll_iter): Removed unused decl.
9433 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
9434 Always record the unrolling factor.
9436 * cse.c (simplify_relational_operation): Set h0u just like h0s.
9437 Similarly for h1u and h1s.
9439 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
9440 (find_basic_blocks): Use computed_jump_p to determine if a
9441 particular JUMP_INSN is a computed jump.
9442 * reg-stack.c (find_blocks): Use computed_jump_p to determine
9443 if a particular JUMP_INSN is a computed jump.
9444 * rtlanal.c (jmp_uses_reg_or_mem): New function.
9445 (computed_jump_p): Likewise.
9446 * rtl.h (computed_jump_p): Declare.
9447 * genattrtab.c (pc_rtx): Define and initialize.
9448 * loop.c (loop_optimize): Always determine if the current
9449 function has a computed jump.
9450 (indirect_jump_in_function_p): Use computed_jump_p to determine
9451 if a particular JUMP_INSN is a computed jump.
9453 * loop.c (fix_bct_param): Delete unused function.
9454 (check_bct_param): Likewise.
9456 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9458 * frame.c (__deregister_frame): Check properly for initialized object.
9460 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9462 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
9464 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9466 * jump.c (thread_jumps): check can_reverse_comparison_p before
9467 threading a reversed-condition jump.
9469 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
9470 * haifa-sched.c (update_flow_info): Likewise.
9472 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
9474 * Makefile.in (BOOT_CFLAGS): Use -O2.
9476 * configure.in (strtoul, bsearch): Have autoconf check for these
9478 * configure, config.in: Rebuilt.
9480 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
9481 * mips/mips.h (alloca): Likewise.
9482 * rs6000/xm-rs6000.h (alloca): Likewise.
9483 * rs6000/xm-sysv4.h: Likewise.
9485 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
9487 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
9488 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
9489 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
9491 * except.c (end_eh_unwinder): Subtract 1 from return address.
9492 * libgcc2.c (__throw): Likewise.
9493 (find_exception_handler): Don't change PC here. Compare end with >.
9495 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
9497 * v850.c (compute_register_save_size): Correct register
9499 * v850.md (save_interrupt, return_interrupt): Correct
9501 * v850/lib1funcs.asm (save_interrupt): Correct register number.
9502 (return_interrupt): Use stack pointer, not element pointer.
9504 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
9506 * configure.in, configure: Make sure to create the stage* and include
9507 symbolic links in each subdirectory.
9509 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
9511 * pa.md (reload_peepholes): Don't allow addresses with side
9512 effects for the memory operand.
9514 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9516 * libgcc2.c (find_exception_handler): Subtract one from our PC when
9517 looking for a handler, to avoid hitting the beginning of the next
9520 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
9522 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
9524 * mips/abi64.h (LONG_MAX_SPEC): Define.
9525 * mips.h (LONG_MAX_SPEC): Define.
9526 (CPP_SPEC): Include long_max_spec.
9527 (EXTRA_SPECS): Include long_max_spec.
9529 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
9531 * v850.c (construct_save_jarl): Fix thinko in last change.
9533 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
9535 * version.c: Bump for snapshot.
9537 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9539 * libgcc2.c (find_exception_handler): Not found is -1.
9541 * integrate.c (expand_inline_function): Move expand_start_bindings
9542 after expanding the arguments.
9544 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
9546 * expr.c (expand_expr): Remove previous incorrect change.
9547 If target and slot has no DECL_RTL, then call mark_addressable
9548 again for the slot after we give it RTL.
9550 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
9552 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
9553 again for the slot after we give it RTL.
9555 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
9557 * v850.c (register_is_ok_for_epilogue,
9558 pattern_is_ok_for_epilogue, construct_restore_jr,
9559 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
9561 * v850.h (pattern_is_ok_for_prologue,
9562 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
9565 * v850.md: Replace prologue and epilogue patterns with a
9566 match_parallel pattern.
9568 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
9570 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
9571 * configure.in: Use EGCS_PROG_INSTALL.
9573 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
9575 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
9576 extern inline function.
9578 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
9580 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
9581 (concat_loc_descriptor): New function.
9582 (loc_descriptor): Call it.
9583 (add_AT_location_description): Also elide the descriptor if both
9584 halves of a CONCAT are pseudos.
9585 (add_location_or_const_value_attribute): Recognize CONCAT too.
9587 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
9589 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
9591 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
9592 out-or-range reg_offset.
9593 (output_epilog): Likewise.
9595 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
9597 * cse.c (simplify_relational_operation): If MODE specifies a
9598 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
9599 is derived from the sign bit of the low word.
9601 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9603 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
9605 * dwarf2.h: Add DW_CFA_GNU_args_size.
9606 * frame.c (execute_cfa_insn): Likewise.
9607 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
9608 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
9609 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
9610 insn, hand it off to dwarf2out_stack_adjust.
9611 (dwarf2out_begin_prologue): Initialize args_size.
9612 * frame.h (struct frame_state): Add args_size.
9613 * libgcc2.c (__throw): Use args_size.
9614 * final.c (final_scan_insn): If we push args, hand off all insns
9615 to dwarf2out_frame_debug.
9616 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
9618 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
9619 Handle epilogue restore of SP from FP.
9620 * emit-rtl.c (gen_sequence): Still generate a sequence if the
9621 lone insn has RTX_FRAME_RELATED_P set.
9623 * frame.c (extract_cie_info): Handle "e" augmentation.
9624 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
9625 absence of UNALIGNED_*_ASM_OP.
9626 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
9627 (output_call_frame_info): Use "e" instead of "z" for augmentation.
9628 Don't emit augmentation fields length.
9629 (dwarf2out_do_frame): Move outside of #ifdefs.
9630 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
9633 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
9634 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
9635 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
9636 * sparc/sun4gas.h: New file.
9637 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
9639 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
9640 __register_frame_table and __deregister_frame.
9642 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
9644 * except.c (find_exception_handler_labels): Use xmalloc instead of
9645 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
9648 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
9650 * Makefile.in: Various changes to build info files
9651 in the object tree rather than the source tree.
9653 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
9655 * fixinc.math: New file to fix math.h on some systems.
9656 * configure.in (freebsd, netbsd): Use fixinc.math on these
9658 * configure: Rebuilt.
9660 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
9662 * regmove.c (regmove_optimize): If we end up moving the
9663 original insn due to lifetime overlaps, make sure to move
9666 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
9668 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
9670 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
9672 * haifa-sched.c (add_branch_dependences): Make each insn in
9673 a SCHED_GROUP_P block explicitly depend on the previous insn.
9675 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9677 * except.h: Prototype dwarf2 hooks.
9680 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
9682 * configure.in (native_prefix): Delete.
9683 (mips-dec-netbsd): Don't set prefix.
9684 (*linux*): Don't set prefix.
9686 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
9688 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
9689 defined. If not defined, include <sys/varargs.h> if
9690 HAVE_SYS_VARARGS_H is defined.
9691 * configure.in: Test for varargs.h and sys/varargs.h.
9692 * configure: Regenerate with autoconf.
9693 * config.in: Regenerate with autoheader.
9695 * cpplib.c (quote_string): Cast first arg of sprintf call
9696 from "unsigned char *" to "char *".
9697 (output_line_command): Ditto.
9698 (macroexpand): Ditto.
9699 (do_line): Cast atoi arg from "unsigned char *" to "char *".
9701 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
9703 * version.c: Bump for snapshot.
9705 * Makefile.in (compare): Exit with nonzero status if there
9706 are comparison failures. Note which files failed the
9707 comparison test in .bad_compare.
9709 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9711 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
9713 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
9715 * Makefile.in (LN, LN_S): New macros, use where appropriate.
9716 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
9717 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
9718 * configure: Regenerated.
9720 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
9722 * loop.c (strength_reduce): Fix typo.
9724 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
9726 * m88k/m88k.c (struct option): Rename to struct options.
9727 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
9728 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
9729 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
9730 __DOLPHIN__ or sysV88.
9732 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
9734 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
9737 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
9739 * config.sub: Accept 'amigados' for backward compatability.
9741 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9743 * Makefile.in (testsuite/site.exp): New target.
9744 (check-gcc, check-g++): Depend on testsuite/site.exp.
9745 Don't stop for failure.
9747 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
9749 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
9750 if DWARF2_UNWIND_INFO.
9752 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
9754 Add support for exception handling using DWARF 2 frame unwind info.
9755 Currently works on SPARC and MIPS, and almost on x86.
9757 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
9758 next_stack_level, in_reg_window): Helper fns.
9759 (__throw): Implement for DWARF2_UNWIND_INFO.
9761 * expr.c (expand_builtin): Handle builtins used by __throw.
9762 * tree.h (enum built_in_function): Add builtins used by __throw.
9763 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
9764 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
9765 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
9766 (expand_builtin_extract_return_addr): Likewise.
9767 (expand_builtin_frob_return_addr): Likewise.
9768 (expand_builtin_set_return_addr_reg): Likewise.
9769 (expand_builtin_eh_stub): Likewise.
9770 (expand_builtin_set_eh_regs): Likewise.
9771 (eh_regs): Choose two call-clobbered registers for passing back values.
9773 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
9774 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
9775 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
9776 (stmp-multilib): Likewise.
9777 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
9779 * except.c: #include "defaults.h".
9780 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
9781 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
9782 (register_exception_table_p): New fn.
9783 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
9784 (end_eh_unwinder): Likewise.
9786 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
9787 call __register_frame and __deregister_frame as needed.
9788 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
9789 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
9790 EH_FRAME_SECTION_ASM_OP.
9791 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
9792 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
9793 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
9795 * dwarf2out.c (output_call_frame_info): If no support for
9796 EXCEPTION_SECTION, mark the start of the frame info with a
9798 * collect2.c (frame_tables): New list.
9799 (is_ctor_dtor): Recognise frame entries.
9800 (scan_prog_file): Likewise.
9801 (main): Pass -fno-exceptions to sub-compile. Also do collection
9802 if there are any frame entries.
9803 (write_c_file_stat): Call __register_frame_table and
9804 __deregister_frame as needed.
9805 (write_c_file_glob): Likewise.
9807 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
9808 Also require unaligned reloc support.
9809 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
9810 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
9811 * sparc/sysv4.h: Not here.
9813 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
9814 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
9815 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
9817 * libgcc2.c (L_eh): Reorganize, moving code shared by different
9818 EH implementations to the top.
9819 (find_exception_handler): Split out. Start from 0. Compare against
9821 (__find_first_exception_table_match): Use it.
9822 * except.c (output_exception_table): Don't do anything if there's
9823 no table. Don't output a first entry of zeroes.
9824 (eh_outer_context): Adjust properly.
9825 (add_eh_table_entry): Use xrealloc.
9826 * toplev.c (compile_file): Just call output_exception_table.
9828 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
9830 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
9832 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
9834 * except.c (eh_outer_context): Do masking using expand_and.
9836 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
9838 Add port done awhile ago for the ARC cpu.
9839 * arc/arc.h: New file.
9840 * arc/arc.c: New file.
9841 * arc/arc.md: New file.
9842 * arc/initfini.c: New file.
9843 * arc/lib1funcs.asm: New file.
9844 * arc/t-arc: New file.
9845 * arc/xm-arc.h: New file.
9846 * ginclude/va-arc.h: New file.
9847 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
9848 * ginclude/varargs.h: Likewise.
9849 * Makefile.in (USER_H): Add va-arc.h.
9850 * configure.in (arc-*-elf*): Recognize.
9851 * longlong.h: Add ARC support.
9853 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
9855 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
9856 when clearing non-BLKmode data.
9858 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
9860 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
9861 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
9863 * xm-m88k.h (USG): Only define if it hasn't already been defined.
9865 * Makefile.in (risky-stage1): Delete gratutious whitespace.
9867 * Makefile.in (clean): Delete libgcc1-test.
9869 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
9871 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
9873 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
9876 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9878 * dwarf2out.c (output_call_frame_info): Call named_section.
9880 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
9882 * haifa-sched.c (print_value): Fix last change.
9884 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
9886 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
9889 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9891 * mips.c (function_prologue): Set up the CFA when ABI_32.
9893 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
9894 for dwarf2 unwind info.
9895 (output_function_prologue, sparc_flat_output_function_prologue): Same.
9897 * final.c (final_end_function): Check dwarf2out_do_frame instead
9898 of DWARF2_DEBUG for dwarf2 unwind info.
9899 (final_scan_insn): Likewise.
9900 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
9903 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
9906 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
9908 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
9910 * v850.h (ASM_SPEC): Pass on target processor.
9911 (CPP_PREDEFINES): Only define if not already specified.
9912 (TARGET_VERSION): Only define if not already specified.
9913 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
9915 (EXTRA_SWITCHES): Extra entries in the switches array.
9916 (TARGET_DEFAULT): Set default target processor.
9918 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
9920 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
9921 cases, add %# and %/, and add : to make them into extended asms.
9923 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
9925 * alias.c (init_alias_analysis): Clean up incompatible pointer
9926 type warning in bzero.
9927 * regmove.c (regmove_optimize): Ditto.
9928 * haifa-sched.c (find_rgns): Ditto.
9930 * haifa-sched.c (print_value): Clean up ptr->int cast
9933 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
9935 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
9936 * install.texi (Configurations): Ditto.
9937 * config.sub: Ditto.
9939 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
9941 * Makefile.in (sdbout.o): Depend on insn-config.h.
9943 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
9945 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
9946 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
9948 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9950 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
9951 prologue insn, only the first elt is significant.
9952 (output_call_frame_info): For exception handling, always use 4-byte
9953 fields as specified by the dwarf2 spec.
9954 Don't skip trivial FDEs.
9956 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
9958 * version.c: Bump for snapshot.
9960 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
9962 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
9963 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
9966 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
9968 * final.c (shorten_branches): During first pass, assume worst
9969 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
9971 * Makefile.in (distclean): Remove various things left around
9972 by running the testsuite.
9974 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
9976 * configure.in (out_file): Emit definition to config.status in order
9977 to have a defined value for configure.lang.
9978 * configure: Re-built.
9980 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
9982 * configure.in: Make symlink to as-new rather than as.new. Similarly
9984 * configure: Rebuilt.
9986 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
9988 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
9990 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
9992 * sparc/sparc.md: Add ultrasparc scheduling support.
9993 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
9995 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9997 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
9998 as initial value for real_label_map.
9999 (copy_for_inline): Likewise.
10001 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10003 * sched.c (update_flow_info) When looking if to set found_split_dest
10004 or found_orig_dest, look at all parts of a PARALLEL.
10005 * haifa-sched.c (update_flow_info): Likewise.
10007 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
10009 * v850: New directory for v850 port.
10010 * v850/lib1funcs.asm: New file.
10011 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
10012 * ginclude/va-v850.h: New file.
10013 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
10014 * configure.in (mn10200-*-*): New target.
10015 * configure: Rebuilt.
10016 * config.sub: Handle v850-elf.
10017 * Makefile.in (USER_H): Add va-mn10200.h.
10018 * invoke.texi: Document v850 stuff.
10020 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
10022 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
10023 has integer TYPE_{MAX,MIN}_VALUE before using them.
10025 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
10026 __HPUX_ASM__ versions.
10028 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
10030 * install.sh: Delete duplicate install script.
10032 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
10034 * reg-stack.c (subst_stack_regs): Pop the stack register for a
10035 computed goto which sets the same stack register.
10037 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
10038 destination are both on the regstack.
10039 (subst_stack_regs_pat): Put the destination at the top of the regstack.
10041 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
10043 * mips.md (nonlocal_goto_receiver): Define.
10045 * profile.c (output_arc_profiler): Check next_insert_after for non
10046 NULL before deferencing it.
10048 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
10050 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
10052 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
10054 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
10056 * toplev.c (rest_of_compilation): For passes starting with
10057 flow_analysis, use print_rtl_with_bb instead of print_rtl.
10059 * print-rtl.c (print_rtl_single): Print a single rtl value to a
10062 * flow.c (print_rtl_with_bb): Print which insns start and end
10063 basic blocks. For the start of a basic block, also print the live
10066 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
10068 * toplev.c (main): Change #elif to #else/#ifdef
10070 * tlink.c: Include ctype.h.
10071 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
10073 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
10075 * bitmap.c: Conditionally include stdlib.h.
10076 (free): Provide a declaration if NEED_DECLARATION_FREE.
10078 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
10080 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
10082 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
10084 * profile.c (output_arc_profiler): Verify next_insert_after is an
10085 INSN before and after skipping a stack pop.
10087 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10089 * final.c (shorten_branches): Don't count the lengths of deleted
10092 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
10094 * version.c: Bump for snapshot.
10096 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
10098 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
10099 two bitmaps ANDed together.
10100 (bitmap_print): Declare.
10102 * bitmap.c (function_obstack): Don't declare any more.
10103 (bitmap_obstack): Obstack for allocating links from.
10104 (bitmap_obstack_init): New static to say whether to initialize
10106 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
10107 (bitmap_release_memory): Free all memory allocated from
10110 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
10111 EXECUTE_IF_AND_IN_BITMAP.
10113 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
10115 * alias.c (true_dependence): Address with AND can alias scalars.
10116 (anti_dependence, output_dependence): Likewise.
10118 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
10120 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
10122 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
10123 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
10124 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
10125 definitions. Use -qrtems instead of -mrtems.
10127 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
10129 * xm-sco5.h (sys_siglist): Define.
10130 (SYS_SIGLIST_DECLARED): Likewise.
10132 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
10134 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
10136 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
10138 * except.c (eh_outer_context): Expand masking operation using
10141 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
10143 * alpha.md (floatdisf2-1): New pattern.
10145 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
10147 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
10148 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
10149 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
10150 * gcc.texi: Note that if you define sys_siglist that you should
10151 also define SYS_SIGLIST_DECLARED.
10153 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
10154 are relative to the next instruction, not the current instruction.
10156 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
10158 * local-alloc.c (contains_replace_regs): New function.
10159 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
10160 verify that there is no existing REG_EQUIV note, and add a call to
10161 contains_place_regs.
10163 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10165 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
10166 (STARTFILE_SPEC): Always use crtbegin.o%s
10167 (ENDFILE_SPEC): Always use crtend.o%s.
10169 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
10171 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
10173 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
10174 SFmode for 64 bit hosts.
10176 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
10178 * fixincludes: Permits spaces between # and define. Discard C++
10179 comments in sys/pci.h on HP/UX 10.20.
10181 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
10183 * version.c: Bump for snapshot.
10185 * pa.c (restore_unscaled_index_insn_codes): New function.
10186 (record_unscaled_index_insn_codes): Likewise.
10187 (output_function_prologue): Call restore_unscaled_index_insn_codes.
10188 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
10189 (pa_reorg): Call record_unscaled_index_insn_codes.
10191 * haifa-sched.c (move_insn): Handle notes correctly for insns
10192 with SCHED_GROUP_P set.
10194 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10196 * alpha/xm-linux.h (USE_BFD): Undef before define.
10198 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
10200 * cse.c (cse_insn): Don't record BLKmode values.
10202 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
10204 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
10206 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
10208 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
10209 * collect2.c (sys_errlist): Likewise.
10210 * cpplib.c (sys_errlist): Likewise.
10211 * gcc.c (sys_errlist): Likewise.
10212 * protoize (sys_errlist): Likewise.
10213 * configure.in: Check for strerror.
10214 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
10215 * xm-gnu.h (HAVE_STRERROR): Likewise.
10216 * xm-linux.h (HAVE_STRERROR): Likewise.
10217 * xm-netbsd.h (HAVE_STRERROR): Likewise.
10218 * xm-bsd386.h (HAVE_STRERROR): Likewise.
10219 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
10220 * xm-dos.h (HAVE_STRERROR): Likewise.
10221 * xm-mingw32.h (HAVE_STRERROR): Likewise.
10222 * xm-pa.h (HAVE_STRERROR): Likewise.
10223 * xm-papro.h (HAVE_STRERROR): Likewise.
10224 * xm-sysv4.h (HAVE_STRERROR): Likewise.
10225 * configure, config.in: Rebuilt.
10227 * Makefile.in: Add several missing "else true" clauses.
10229 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
10230 * mips-tfile.c: Likewise.
10231 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
10232 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
10233 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
10234 * configure.in: Check for sys_siglist declaration.
10235 * configure, config.in: Rebuilt.
10237 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
10239 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
10240 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
10241 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
10242 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
10243 * rs6000/sysv4.h (extra_subtarget_switches): Added new
10244 macro EXTRA_SUBTARGET_SWITCHES.
10245 * configure.in (sh*-*-rtems*): New target.
10246 * sh/rtems.h: New file.
10247 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
10248 * configure: Rebuilt.
10250 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
10252 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
10254 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
10256 * rs6000.md: Make DF fused-add operations pay attention to
10259 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
10261 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
10263 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
10265 * pa.md (reload_peepholes): Make sure operand is a REG before
10266 examining REGNO. Allow general registers too.
10268 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
10270 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
10272 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
10274 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
10275 to reallocate abbrev_die_table.
10277 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
10279 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
10281 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10283 * Makefile.in (config.status): Depend on version.c
10285 * expr.h (insn_gen_function): Reenable prototype.
10287 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
10290 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
10292 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
10294 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
10296 * version.c: Bump for latest snapshot.
10298 * bc-optab.c: Conditionally include stdlib.h.
10299 (free): Provide a declaration if NEED_DECLARATION_FREE.
10300 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
10301 * rtl.h (free): Remove declaration.
10302 * tree.h (free): Remvoe declaration.
10304 * configure: Rebuilt.
10306 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
10308 * flags.h (flag_move_all_movables): Declare.
10309 (flag_reduce_all_givs): Likewise.
10310 * loop.c (move_movables): Handle flag_move_all_movables.
10311 (strength_reduce): Handle flag_reduce_all_givs.
10312 * toplev.c (flag_move_all_movables): Define.
10313 (flag_reduce_all_givs): Likewise.
10314 (f_options): Add -fmove-all-movables and -freduce-all-givs.
10315 * invoke.texi: Document new options, including alias stuff that
10316 wasn't included last time.
10318 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
10320 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
10321 * t-mn10200: Ditto.
10322 * t-vxsparc: Ditto.
10323 * t-vxworks68: Ditto.
10324 * t-vxworks960: Ditto.
10327 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
10329 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
10330 if not already defined, and USE_C_ALLOCA not defined.
10332 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
10334 * config.guess: Replace with script that uses ../config.guess.
10336 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
10337 if USE_GNULIBC_1 is not defined.
10339 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
10341 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
10342 * config.guess: Recognize alpha-linux-gnulibc1.
10343 * configure.in (alpha-*-linux-gnulibc1): New target.
10344 (alpha-*-linux-gnu*): Don't build crtbegin/end.
10346 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
10348 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
10351 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
10353 * loop.c (combine_movables): Earlier insns don't match later ones.
10355 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10357 * config/linux.h (CC1_SPEC): Define it only if not defined.
10359 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
10362 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
10363 USE_GNULIBC_1 is not defined.
10365 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
10367 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
10368 as 1 if USE_GNULIBC_1 is not defined.
10370 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
10372 * reorg.c (dbr_schedule): Allow current_function_return_rtx
10373 to be something other than a REG.
10374 * function.c (expand_function_end): Fix current_function_return_rtx
10375 if it was a pseudo.
10377 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
10378 * x-netbsd: Likewise
10379 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
10380 (INSTALL_HEADERS): Delete.
10381 * x-dguxbcs: Likewise.
10382 * x-hp3bsd44: Likewise
10385 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10387 * i386.md (pop): pop increments the stack pointer.
10388 (prologue_set_stack_ptr): New pattern.
10389 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
10392 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
10394 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
10395 address where an offsettable address is required.
10397 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
10399 * loop.c (check_final_value): Don't miss a biv increment in a
10402 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
10404 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
10405 TYPE_DECL_IS_STUB instead of DECL_NAME.
10407 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10409 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
10411 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
10413 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
10415 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
10417 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
10418 (find_post_sched_live): Likewise.
10420 * haifa-sched.c (schedule_block): Remove old code to get arguments
10421 from hard regs into pseudos early.
10423 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
10425 * version.c: Bump for new snapshot.
10427 * local-alloc.c (update_equiv_regs): All the target to reject
10428 promotion of some REG_EQUAL to REG_EQUIV notes.
10429 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
10431 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
10434 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
10435 store of the argument registers.
10437 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
10439 * fold-const.c (multiple_of_p): New function.
10440 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
10442 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
10444 * expr.h (insn_gen_function): Temporarily remove prototype.
10446 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
10448 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
10449 filenames. Use sed to extract base filename for install.
10451 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
10453 * unroll.c (find_splittable_givs): Only share if two givs have the
10454 same add and multiply values.
10456 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
10458 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
10459 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
10461 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
10463 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
10464 around branch tables.
10465 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
10466 and .end_brtab directives if TARGET_GAS.
10468 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
10470 * alias.c (true_dependence): Pass x_addr not x to varies.
10472 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
10473 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
10474 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
10476 * config.in, configure: Regenerate.
10478 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
10480 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
10482 (record_set): Handle LO_SUM like PLUS.
10483 (init_alias_analysis): When following chains of base addresses,
10484 do not stop on reaching a hard register.
10486 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
10488 * version.c: Bump for new snapshot.
10490 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
10492 * alpha.h (ARCH_ASM_FILE_START): Define.
10493 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
10494 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
10496 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
10498 * Makefile.in (install-common): Put gcov comment at start of line.
10500 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
10502 * alias.c (init_alias_analysis): When simplifying the reg_base_value
10503 array, simplify entries for hard registers too.
10505 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
10507 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
10510 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
10512 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
10513 block_stack before dereferencing it.
10515 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
10517 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
10519 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10521 * cplus-dem.c: Add 'extern' to prepends_underscore.
10523 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
10525 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
10526 (get_issue_rate): Delete.
10527 * pa.h (ISSUE_RATE): Define.
10529 * configure.in: Turn on haifa by default for the PA.
10530 * configure: Rebuilt.
10531 * pa.c (override_options): Accept -mschedule=7200 option.
10532 (pa_adjust_cost): No longer need to scale costs for newer
10534 * pa.h (enum processor_type): Add PROCESSOR_7200.
10535 * pa.md: Revamp scheduling parameters to work better with
10536 haifa. Add scheduling parameters for the 7200.
10538 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
10540 (schedule_block): When adjusting basic_block_{head,end}, account
10541 for movement of SCHED_GROUP_P insns too.
10543 * haifa-sched.c (debug_dependencies): Fix thinko.
10545 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
10546 (site.exp, check, check-g++, check-gcc): New targets.
10548 * haifa-sched.c: Make lots of variables static.
10550 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10552 * expr.h, real.h: Finish prototyping.
10554 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
10556 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
10557 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
10558 * reload1.c: Undo bugfix from Aug 11.
10560 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
10562 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
10563 quotes around the name.
10564 * configure: Regenerate.
10566 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
10568 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
10570 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
10572 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
10573 to sub-makes to avoid building more passes than the user might have
10574 requested on the command line.
10576 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
10578 * configure.in: Expurgate `broken_install' (install is
10581 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
10584 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
10586 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
10587 functions and declarations.
10588 (analyze_loop_iterations): Use condjump_p.
10589 (insert_bct): Likewise. Use exact_log2.
10591 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
10593 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
10594 (schedule_region): Likewise.
10595 (schedule_insns): Likewise.
10597 * PROJECTS: Update with Haifa stuff.
10599 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
10601 * version.c: Change the version string to look like:
10602 egcs-2.90.00 970814 (gcc2-970802 experimental).
10604 * loop.c (is_conditional_branch): Make definition match declaration.
10606 * gcc.c: Take out experimental snapshot warning message.
10608 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
10610 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
10611 print out the names of the notes. Print out the name of the insn
10612 that is not a note, and not an {,CALL_,JUMP_}INSN.
10614 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10616 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
10617 again for the slot after we give it RTL.
10619 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
10621 * configure.in (haifa configury): Fix typo.
10622 * configure: Regenerate.
10624 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
10626 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
10628 * gcc.info*: Rebuilt.
10630 * COPYING.g77, README.g77: New files.
10631 * real.c (ereal_unto_float, ereal_unto_double): New functions.
10632 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
10633 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
10635 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
10637 * Integrate Haifa instruction scheduler.
10638 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
10639 to sched with $(SCHED_CFLAGS.
10640 * configure.in: Handle --enable-haifa.
10641 * configure: Rebuilt.
10642 * flags.h: Add new flags for haifa instruction scheduler.
10643 * genattrtab.c (expand_units): For haifa, don't subtract one
10644 when computing blockage.
10645 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
10646 (flag_schedule_speculative): Ditto.
10647 (flag_schedule_speculative_load): Ditto.
10648 (flag_schedule_speculative_load_dangerous): Ditto.
10649 (flag_schedule_reverse_before_reload): Ditto.
10650 (flag_schedule_reverse_after_reload): Ditto.
10651 (flag_branch_on_count_reg): Ditto.
10652 (f_options): Add Haifa switches.
10653 (main): Turn off some Haifa options if appropriate macro is
10654 defined. Process Haifa switches.
10655 * unroll.c (iteration_info): No longer static, since Haifa
10657 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
10658 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
10659 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
10660 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
10661 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
10662 storage for the Haifa scheduler.
10663 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
10665 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
10666 are defined, call analyze_loop_iterations and insert_bct to use
10668 (record_giv): Refine test for jumps out of loops if HAIFA is
10670 (analyze_loop_iterations): New function to identify if we can use
10672 (insert_bct): Insert countdown loop.
10673 (instrument_loop_bct): Low level code to insert countdown loop.
10674 (loop_number): Calculate UID of loop.
10675 (indirect_jump_in_function_p): Return true if an indirect jump is
10677 (is_power_of_2): Return true if value is a power of 2.
10678 (is_conditional_branch): Return true if insn is a conditional
10680 (fix_bct_param): Process -fbct-{min,max}-N switches.
10681 (check_bct_param): Return true if loop should be instrumented.
10682 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
10683 (loop_optimize): Initialize.
10684 (get_condition_for_loop): Ditto.
10685 * loop.c (strength_reduce): Inside of code that uses #ifdef
10686 HAVE_decrement_and_branch_on_count code, test it to make sure the
10688 (instrument_loop_bct): Ditto.
10689 * haifa-sched.c: New file.
10692 * Integrate regmove pass.
10693 * Makefile.in (OBJS): Add regmove.o
10694 (regmove.o): Add dependencies.
10695 * flow.c (find_use_as_address): No longer static.
10696 * rtl.h (find_use_as_address): Declare.
10697 * toplev.c (regmove_dump, flag_regmove): Define.
10698 (f_options): Add -fregmove.
10699 (regmove_dump_file, regmove_time): Define.
10700 (fatal_insn): Close the regmove dump file.
10701 (compile_file): Initialize regmove_time; open/close the regmove dump
10702 file as needed. Print regmove time as needed.
10703 (rest_of_compilation): Run regmove pass if requested, dump
10704 RTL after regmove if requested.
10705 (main): If -O2 or more, turn on regmove. Handle dump switches.
10706 * regmove.c: New file.
10708 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
10710 * Integrate tlink patch from jason@cygnus.com
10711 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
10712 (process_command): Increment n_switches for them. Don't discard
10713 their args. Validate them.
10714 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
10716 (process_command): Set include_prefixes from COMPILER_PATH.
10717 (main): Set COLLECT_GCC_OPTIONS sooner.
10718 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
10719 * tlink.c, hash.c, hash.h: New files.
10720 * Makefile.in (USE_COLLECT2): Always use collect2.
10721 (collect2): Depend on and link in hash.o and tlink.o.
10722 (tlink.o, hash.o): Add dependencies.
10724 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
10726 * Integrate alias analysis changes from jfc@mit.edu
10727 * Makefile.in (OBJS): Add alias.o
10728 (alias.o): Add dependencies.
10729 * alias.c: New file.
10730 * sched.c: Remove alias analysis code. It lives in alias.c now.
10731 (sched_analyze_2): Add new arguments to true_dependence.
10732 (schedule_insns): Always call init_alias_analysis.
10733 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
10734 mark return value from such functions as a pointer and keep track of
10735 them for alias analysis. If a return value from a function is a
10736 pointer, mark it as such.
10737 * combine.c (distribute_notes): Handle REG_NOALIAS.
10738 * cse.c (struct write_data): Delete. No longer needed.
10739 (invalidate): Don't call set_nonvarying_address_components anymore.
10740 Use true_dependence to decide if an entry should be removed from
10742 (invalidate_memory): Remove WRITES argument, simplify appropriately.
10744 (note_mem_written): Similarly for WRITE_PTR argument.
10745 (invalidate_from_clobbers): Similarly for W argument.
10746 (invalidate_for_call): Remove memory elements from the hash table.
10747 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
10748 (cse_rtx_varies_p): New function. Derived from old
10749 cse_rtx_addr_varies_p.
10750 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
10751 Don't call note_mem_written anymore. Stack pushes invalidate the stack
10752 pointer if PUSH_ROUNDING is defined. No longer need to call
10753 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
10754 (skipped_writes_memory): Remove variable.
10755 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
10756 (invalidate_skipped_block): Simplify for new alias analysis code.
10757 (cse_set_around_loop): Likewise.
10758 (cse_main): Call init_alias_analysis.
10759 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
10760 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
10761 (f_options): Add new alias checking arguments.
10762 (main): Set flag_alias_check when optimizing.
10763 * local_alloc (validate_equiv_mem_from_store): Add new arguments
10764 to true_dependence.
10765 (memref_referenced_p): Likewise.
10766 * loop.c (NUM_STORES): Increase to 30.
10767 (prescan_loop): Only non-constant calls set unknown_address_altered.
10768 (invariant_p): Add new arguments to true_dependence.
10769 (record_giv): Initialize unrolled and shared fields.
10770 (emit_iv_add_mult): Call record_base_value as needed.
10771 * loop.h (struct induction): Add unrolled and shared fields.
10772 * unroll.c (unroll_loop): Call record_base_value as needed.
10773 (copy_loop_body): Likewise.
10774 (final_biv_value): Likewise.
10775 (final_giv_value): Likewise.
10776 (find_splittable_regs): Likewise. Only create one new pseudo
10777 if we have multiple address GIVs that were combined with the same
10778 dst_reg GIV. Note when a new register is created due to unrolling.
10779 * rtl.c (reg_note_name): Add REG_NOALIAS.
10780 * rtl.h (enum reg_note): Similarly.
10781 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
10782 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
10783 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
10784 (true_dependence, read_dependence, anti_dependence): Likewise.
10785 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
10786 (mark_user_reg, mark_reg_pointer): Likewise.
10789 * Integrate reload bugfix from Wilon which enables the PA port
10790 to bootstrap again.
10791 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
10792 OPERAND_ADDRESS when computing how many registers an insn needs.
10793 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
10795 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
10796 OPADDR_ADDR reload.
10797 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
10798 in reload_reg_use_in_op_addr do not reach the end.
10799 do not reach the end.
10800 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
10801 RELOAD_FOR_OPERAND_ADDRESS.
10803 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
10805 * egcs project officially starts.
10808 add-log-time-format: current-time-string