1 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
3 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
4 conditional move instructions don't support signed integer
7 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
9 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
12 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
13 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
16 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
18 * except.c (expand_start_catch): Rename to start_catch_handler.
19 (expand_end_catch): Delete function.
20 (expand_end_all_catch): Remove catch status that expand_end_catch
22 * except.h (expand_start_catch): Rename prototype.
23 (expand_end_catch): Delete prototype.
25 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
27 * invoke.texi: Add documentation for -mips4 and -mabi=*.
29 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
31 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
32 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
33 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
35 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
37 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
38 as the threshold to permit splitting memory operations.
40 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
42 * mips.c (gpr_mode): New variable.
43 (override_options): Initialize gpr_mode.
44 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
45 determine size and offset of general purpose registers save slots.
46 (save_restore_insns, mips_expand_prologue): Similarly.
48 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
49 (LIBGCC2_CFLAGS): Remove -fexceptions.
50 (LIB2FUNCS): Remove "_eh".
51 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
54 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
55 * local-alloc.c (block_alloc): Avoid creating false
56 dependencies for targets which use instruction scheduling.
58 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
60 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
61 (ASM_FINISH_DECLARE_OBJECT): Define;
62 * mips/elf64.h: Likewise.
64 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
66 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
68 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
70 * version.c: Bump for snapshot.
72 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
74 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
75 (mulsidi3_ppc64): Delete.
77 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
79 * Makefile.in (varasm.o): Depend on dbxout.h.
80 (cse.o): Depend on toplev.h and output.h.
81 (gcse.o): Depend on output.h.
83 * mips.c: Include system.h and toplev.h and remove redundant code.
84 Include output.h after tree.h so all its prototypes get activated.
85 * mips.md (table_jump): Remove unused variable `dest'.
87 * sparc.h: Add prototype for `v8plus_regcmp_op'.
89 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
90 with __attribute__ ((__unused__)).
91 (__frame_dummy): Provide prototype before use, wrap it with
92 EH_FRAME_SECTION_ASM_OP.
94 * cse.c: Move inclusion of <setjmp.h> above local headers.
95 Include toplev.h and output.h.
97 * dbxout.h: Add prototype for `dbxout_begin_function'.
99 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
100 ASM_OUTPUT_MAX_SKIP_ALIGN.
102 * gcse.c: Include system.h and output.h.
103 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
104 Make extern instead of static.
105 (compute_can_copy): Only declare variables `reg' and `insn' when
106 AVOID_CCMODE_COPIES is not defined.
107 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
108 (hash_scan_clobber): Likewise for `x' and `insn'.
109 (hash_scan_call): Likewise.
110 (record_last_set_info): Likewise for `setter'.
111 (mark_call): Likewise for `pat'.
112 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
114 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
115 length parameter so that it multiplies the number of elements by
118 * output.h: Add prototype for `weak_finish'.
120 * recog.h: Likewise for `validate_replace_src'.
122 * rtl.h: Likewise for `optimize_save_area_alloca',
123 `fix_sched_param', `purge_addressof', `gcse_main',
124 `regmove_optimize', `dbr_schedule', `branch_prob' and
127 * toplev.h: Likewise for `set_float_handler' and
128 `output_quoted_string'.
130 * varasm.c: Include dbxout.h.
132 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
134 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
135 GP_REG_P. Use gr_regs instead of GR_REGS.
137 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
138 Jeff Law <law@cygnus.com>
140 * Revamped multiply support for MIPS chips.
141 * mips.c (extend_operator): New function.
142 (highpart_shift_operator): Likewise.
143 * mips.h: Declare new functions.
144 (PREDICATE_CODES): Add support for new predicates.
145 * mips.md (mulsi3 expander): Simplify.
146 (mulsi_mult3): Add another constraint alternative. Support
147 3 operand multiply instructions as found on various mips
149 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
150 (mul_acc_si): New pattern and associated splitters.
151 (mulsidi3 expander): Rework to use mulsidi3_64bit and
153 (umulsidi3): New expander.
154 (mulsidi3_internal): Accept either sign or zero extended
155 operands and generate code as appropriate appropriately.
156 (mulsidi3_64bit): Similarly.
157 (smulsi3_highpart): Turn into an expander and generate code
158 to match new patterns.
159 (umulsi3_highpart): Likewise.
160 (xmulsi3_highpart_internal): New pattern.
161 (maddi patterns): Delete. Replace with:
162 (mul_acc_di, mul-acc_64bit_di): New patterns.
164 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
166 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
167 flag_new_exceptions runtime flag.
168 (struct old_exception_table): New struct which represents what
169 the exception table looks like without the new model.
170 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
171 flag that this is a new style table.
172 * except.h: Remove compile time flag NEW_EH_MODEL.
173 (expand_builtin_eh_stub_old): New prototype.
174 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
175 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
176 * c-decl.c (init_decl_processing): Add new builtin function
177 __builtin_eh_stub_old.
178 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
179 * flags.h (flag_new_exceptions): New runtime flag.
180 * toplev.c (flag_new_exceptions): Initialize default to 0,
181 -fnew-exceptions sets to 1.
182 * except.c (output_exception_table_entry): Output New style exception
183 identifier into table, and replace compile time flag NEW_EH_MODEL
184 with runtime flag flag_new_exceptions.
185 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
186 (expand_builtin_eh_stub_old): Duplicates original functionality of
187 expand_builtin_eh_stub.
188 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
189 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
190 (old_find_exception_handler): New func, same as find_exception_handler
191 except it works on the old style exception table.
192 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
193 of identifier in the exception table, and call appropriate routines.
195 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
197 * function.c: Define current_function_cannot_inline.
198 (push_function_context_to): Save it.
199 (pop_function_context_from): Restore it.
200 * function.h (struct function): Provide it a home.
201 * output.h: Declare it.
202 * integrate.c (function_cannot_inline_p): Check it.
204 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
206 * expr.c (force_operand): Detect PIC address loads before
207 splitting arithmetic.
209 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
211 * version.c: Bump for snapshot.
213 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
215 * tree.c (tree_class_check): Add braces to eliminate ambigious
217 (tree_check): Likewise.
219 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
221 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
222 stack is the destination for conditional move insn.
224 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
226 * tree.h (TREE_VEC_END): Cast unused value to void.
228 * i386.c (print_operand): Use %lx for long operand.
230 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
232 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
234 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
236 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
237 conversion functions.
239 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
241 * toplev.c (flag_exceptions): Default to 0.
242 (compile_file): Remove flag_exceptions == 2 hack.
243 (main): Call lang_init_options.
244 * tree.h: Declare it.
245 * c-lang.c: Implement it.
246 * objc/objc-act.c: Likewise.
248 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
250 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
251 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
252 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
253 (output_function_profiler): Use asm_fprintf and fputs.
255 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
257 * gencheck.c: Remove redundant stdio.h include. Add a definition
258 of xmalloc for when we are forced to link with alloca.o.
260 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
263 * fold-const.c (constant_boolean_node): Make definition static to
266 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
268 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
269 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
270 (do_spec, input_filename, input_filename_length): Make public.
271 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
272 Call lang_specific_pre_link befor elinking.
274 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
276 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
277 the insn which has the most insns dependent on it.
279 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
281 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
283 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
285 * alpha.md (insxh-1): New insxl pattern for combine.
287 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
289 * i386/i386.c (output_fp_conditional_move): New function
290 to output floating point conditional move.
291 (output_int_conditional_move): New function to output integer
294 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
295 output_int_conditional_move () to output int conditional move.
296 (movsfcc+5, movdfcc+5, movxfcc+5): Call
297 output_fp_conditional_move () to output floating point
300 * i386/i386.c (put_condition_code): In INT mode, check
301 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
303 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
305 * dbxout.c (dbxout_type): Output arrays of bits as if
306 they were bitstrings for Chill
308 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
310 * tree.c (get_inner_array_type): New function.
311 * tree.h (get_inner_array_type): Prototype.
312 * expr.h (STACK_SAVEAREA_MODE): New macro.
313 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
315 (expand_builtin_longjmp): Likewise.
316 * explow.c (emit_stack_save): Likewise.
317 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
319 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
320 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
321 * rs6000/aix43.h: New file.
322 * rs6000/t-aix43: New file.
323 * rs6000/x-aix41: New file.
324 * rs6000/x-aix43: New file.
325 * configure.in (rs6000-ibm-aix*): Use them.
326 * rs6000/powerpc.h: Delete.
327 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
328 * rs6000/netware.h: and here.
329 * rs6000/win-nt.h: and here.
331 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
333 (rs6000_override_options): Ignore flag_pic for AIX.
334 (rs6000_immed_double_const): Delete.
335 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
336 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
337 (num_insns_constant): mask64_operand() is 2 insns.
338 (logical_operand): Don't assume 32-bit CONST_INT.
339 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
340 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
341 (mask_constant): HOST_WIDE_INT parameter.
342 (non_and_cint_operand): Delete.
343 (mask64_operand): New function.
344 (and64_operand): New function.
345 (function_arg_advance): DImode arguments do not need special
346 alignment when 64-bit.
347 (function_arg): Likewise.
348 (setup_incoming_varargs): Reverse reg_size assignment.
349 (print_operand): HOST_WIDE_INT second parameter.
350 (print_operand, 'B'): New case.
351 (print_operand, 'M'): Fix typo in lossage string.
352 (print_operandm 'S'): New case.
353 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
354 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
355 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
356 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
357 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
358 (rs6000_allocate_stack_space): Use {cal|la}.
359 (output_epilog): Use {cal|la}
360 (output_function_profiler): Add call glue to mcount call.
361 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
363 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
364 (STACK_BOUNDARY): Depend on TARGET_32BIT.
365 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
366 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
367 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
369 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
370 (STACK_SAVEAREA_MODE): New macro.
371 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
372 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
373 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
374 (ASM_FILE_START): Emit 64-bit ABI directive.
375 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
376 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
377 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
378 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
380 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
381 Restore define_splits.
382 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
383 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
384 Do not specify base register operand mode.
385 (floatsidf2_loadaddr): Do not specify base register operand mode.
386 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
387 register; do not specify mode. Remove !TARGET_POWERPC64 final
389 (floatsidf2_load): Do not specify base register operand mode. Remove
390 !TARGET_POWERPC64 final constraint.
391 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
392 base register operand mode.
393 (adddi3): Split large constants early.
394 (absdi3): Shift by 63, not 31.
395 (*mulsidi3_ppc64): New pattern.
396 (rotldi3): Add masking combiner patterns.
397 (anddi3): Add rldic{r,l} masking. Remove split of large constants
398 because PPC insns zero-extend.
399 (iordi3, xordi3): Split large constants early.
400 (movsi matcher): Remove S and T constraints.
401 (movsf const_double): create SImode constant from TARGET_DOUBLE.
402 (movdf_hardfloat32): Add default abort() case.
403 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
404 (movdi): Remove 64-bit constant generator. Try to convert
405 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
406 (movdi_32): Add default abort() case.
407 (movdi_64): Add numerous ways to split 64-bit constants.
408 Make catch-all define_split more optimal and never FAIL.
409 (movti_ppc64): Add default abort() case.
410 (allocate_stack): Remove operand modes. Use Pmode.
411 (restore_stack_block): Remove operand modes. Generate Pmode
413 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
414 temporary. Save area is double Pmode.
415 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
416 (call, call_value): Do not specify address operand mode. Choose
418 (*call_local64, *ret_call_local64): New patterns.
419 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
420 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
421 (compare): Materialize DImode truthvalues.
423 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
425 * expr.c (safe_from_p): Avoid combinatorial explosion
426 over duplicate SAVE_EXPRs by ensuring we never recurse
427 on one that has already been visited.
429 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
431 * loop.c (check_dbra_loop): Initialise final_value before
432 normalizing the loop.
434 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
436 * reload1.c (reload_reg_free_for_value_p): New arguments out and
437 reloadnum. Changed all callers.
439 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
441 * system.h: Add _() and N_() macros in preparation for gettext.
443 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
445 * c-common.c (check_format_info): Put back check for C9x `hh'
446 length modifier. Warn about %n format writing into const. Remove
448 (format_char_info): Fix comments.
450 * configure.in: Set float_format to m68k for all m68k targets that
451 do not override LONG_DOUBLE_TYPE_SIZE.
452 * config/float-m68k.h: New file.
454 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
456 * jump.c (jump_optimize): Remove debug messages accidentally left in
457 with the previous change.
459 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
461 * expr.c (store_expr): Revert stray patch associated with
464 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
466 * jump.c (rtx_unsafe_p): New function.
467 (jump_optimize): Use it on if/then/else transformations and
468 conditional move transformations.
470 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
472 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
473 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
474 Cope with CONST being out of range for the bitfield.
476 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
478 * expr.c (emit_move_insn_1): When moving complex values in several
479 steps, emit a CLOBBER to show the destination dies.
481 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
483 * Makefile.in (site.exp): Use the object testsuite directory as
484 the temporary directory.
486 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
487 address of an ADDRESSOF rtx.
489 1998-06-02 Mike Stump <mrs@wrs.com>
491 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
492 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
493 * i960.md (ret, flush_register_windows): Define.
494 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
496 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
498 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
500 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
501 around an OSF/1 library bug wrt sign-extension of inputs.
503 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
505 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
507 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
509 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
511 * varasm.c (assemble_variable): Augment alignment warning.
513 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
515 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
516 in the presence of IEEE negative 0's.
518 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
520 * reload.c (find_reloads): Record the existing mode if
521 operand_mode == VOIDmode before replacing a register with
523 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
524 i386_compare_op1 to const0_rtx for the benefit of the
525 conditional move patterns.
526 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
527 based on suggestions from Jim Wilson.
529 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
531 * version.c: Bump for snapshot.
533 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
535 * Makefile.in (fixinc.sh): Update rules again.
537 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
539 * extend.texi: Bring back reference to trampoline paper.
541 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
543 * Makefile.in (USER_H): Add stdbool.h.
544 * ginclude/stdbool.h: New file.
546 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
548 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
551 * gcse.c (pre_delete): Fix code to determine the mode of
552 the reaching pseudo register.
554 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
556 * Makefile.in (GEN): Add gencheck
557 (STAGESTUFF): Add tree-check.h and gencheck.
559 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
561 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
562 (fixinc.sh): Set some additional environment variables before
565 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
567 * reload.c (find_reloads): Do not force a reloads of match_operators.
569 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
571 * except.h (remove_handler): Add new prototype.
572 * except.c (remove_handler): New function to remove handlers
573 from an exception region.
574 * flow.c (find_basic_blocks_1): Remove handlers from regions when
575 handler label is deleted; remove exception regions with no handlers.
577 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
579 * except.h (rtx): Define rtx type correctly if needed.
580 * function.h (rtx): Ditto.
581 (tree): Define tree type correctly if needed.
583 * c-pragma.c (toplevel): Include rtl.h.
585 * stor-layout.c (toplevel): Move include of rtl.h before
588 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
589 (tree.o): Add except.h dependency.
591 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
593 * reload1.c: Revert accidental checkin.
595 * configure.lang: Fix thinko when adding a definition for
596 target_alias to the Makefile.
598 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
600 * config/sparc/lb1spc.asm (.rem and .urem): Replace
603 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
605 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
606 variable warnings. Don't generate scratch registers if only
608 (find_barrier): Eliminate unused variable SRC.
610 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
612 * toplev.h (rtx_def): Provide global declaration to avoid
613 `limited scope' warnings.
615 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
617 * Makefile.in (gencheck.o): Use HOST_CC.
618 * i386/t-mingw32: New file.
619 * configure.in (i386-*-mingw32*): Use.
621 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
623 * arm.c (bad_signed_byte_operand): New predicate function.
624 * arm.h (PREDICATE_CODES): Add it to the list.
625 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
627 (define_split): Two new splits for above insns.
629 * arm.c: Include toplev.h.
630 (arm_override_options): Add parentheses around use of tune_flags.
631 (arm_split_constant): Remove unused variable.
632 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
633 (output_func_prologue, arm_expand_prologue): Likewise.
634 (arm_canonicalize_comparison): Make I unsigned; rework constants
635 accordignly. Add missing paratheses around << operation.
636 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
638 ({load,store}_multiple_sequence): Initialize BASE_REG.
639 (select_dominance_cc_mode): Add DEFAULT clauses.
640 (broken_move): Return zero if the destination is not a register.
641 (arm_reorg): Move unused REGNO declaration into the dead code.
642 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
644 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
646 * version.c: Bump for snapshot.
648 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
650 * version.c: Bump for snapshot.
652 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
654 * cpperror.c (v_cpp_message): Remove static prototype.
655 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
656 * cpplib.h (v_cpp_message): Add protoptype.
657 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
659 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
661 * version.c: Bump for snapshot.
663 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
665 * version.c: Bump for snapshot.
667 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
669 * m68k.h: Declare more functions used in macros.
670 (REG_CLASS_CONTENTS): Completely embrace initializer.
671 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
672 about returning no value.
673 * cse.c (find_best_addr): Declare p and found_better only if
675 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
676 * dwarfout.c (string_length_attribute): #if 0 away.
677 * function.c (expand_function_end): Define varible blktramp only
679 * jump.c (find_insert_position): Define only if !HAVE_cc0.
680 * loop.c (combine_givs_p): Define variable tem only if needed.
681 * real.c: Comment out unused functions eabs, eround,
682 e{24,53,64,113}toasc and eiinfin.
685 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
687 * Makefile.in (boostrap2-lean, bootstrap3-lean,
688 bootstrap4-lean): New targets.
690 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
692 * warn_summary, test_summary: Moved into the contrib directory.
694 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
696 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
698 (FLOAT_H_TEST): Likewise.
700 (float.h-nat): Likewise.
701 (float.h-cross): Likewise.
703 (enquire.o): Likewise.
704 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
705 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
707 (FLOAT_H): Remove old float.h-nat version; move current definition
708 to CROSS_FLOAT_H location.
709 (all.cross): Remove comments about enquire stuff.
711 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
712 (rest.encap): Likewise.
713 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
715 * toplev.h (tree_node): Provide global declaration to avoid
716 `limited scope' warnings.
718 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
720 * test_summary: Display section breaks for each entry
721 in a multilibbed target's output.
723 1998-05-23 Richard Henderson <rth@cygnus.com>
725 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
726 offset's mode is not ptr_mode, convert it.
728 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
730 * fold-const.c (ssize_binop): New fn.
731 * tree.h: Declare it.
733 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
735 * genextract.c (print_path): Handle zero-length path as a special
738 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
740 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
742 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
744 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
745 (shorten_branches, final_scan_insn): Test value of
746 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
748 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
749 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
750 * arm/tcoff.h: Likewise.
751 * i386/386bsd.h: Likewise.
752 * i386/freebsd-elf.h: Likewise.
753 * i386/freebsd.h: Likewise.
754 * i386/netbsd.h: Likewise.
755 * i386/ptx4-i.h: Likewise.
756 * i386/sysv4.h: Likewise.
758 * rs6000/linux.h: Likewise.
759 * rs6000/rs6000.h: Likewise.
761 * sparc/sp64-elf.h: Likewise.
762 * v850/v850.h: Likewise.
763 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
764 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
766 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
768 * regmove.c (gen_add3_insn): New function.
769 (fixup_match_2): Use it instead of calling gen_addsi3.
771 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
773 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
775 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
778 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
780 * Makefile.in (TREE_H): Add tree-check.h.
781 (tree-check.h, gencheck): New targets.
782 * gencheck.c: New file.
783 * tree.c (tree_check, tree_class_check): New functions.
784 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
785 (TYPE_CHECK, DECL_CHECK): Define.
786 Modify all access macros to use generated checking macros.
788 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
790 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
791 * configure.in: Check for it.
792 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
793 * final.c (uid_align, uid_shuid, label_align): Make static.
794 (label_align): Change type to struct label_alignment pointer.
795 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
796 (LABEL_TO_MAX_SKIP): Define.
797 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
798 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
799 (shorten_branches): Record the maximum bytes to skip when
801 (final_scan_insn): Use the maximum bytes to skip when aligning a label
802 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
803 * i386.h (LOOP_ALIGN_MAX_SKIP,
804 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
805 * i386.c (override_options): i386_align_jumps and i386_align_loops
806 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
807 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
809 1998-05-21 Mark Mitchell <mmitchell@usa.net>
811 * cplus-dem.c (do_type): Handle volatile qualification.
813 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
815 * function.c (init_function_start): Don't call emit_line_note if
816 lineno is 0. (Can happen when compiling Java .class files.)
818 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
820 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
821 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
823 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
825 * combine.c (nonzero_bits): For paradoxical subregs, take
826 LOAD_EXTENDED_OP into account.
828 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
830 * configure.in (extra_c_objs): add prefix.o.
831 (extra_cxx_objs): extra objects for C++ with cpplib.
832 * configure: Regenerate.
834 * c-tree.h: (get_directive_line): Different prototype for cpplib.
835 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
837 * c-lex.h: (get_directive_line): Not needed here for cpplib.
839 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
840 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
842 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
843 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
845 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
847 * gengenrtl.c (type_from_format, accessor_from_format): Change
848 type of parameter `c' from `char' to `int'.
850 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
852 * warn_summary, test_summary: New scripts from
853 Kaveh Ghazi and Alexandre Oliva respectively.
855 * gcse.c (current_function_calls_longjmp): Declare.
857 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
859 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
861 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
862 Jeff Law (law@cygnus.com)
864 * Global CSE and constant/copy propagation.
865 * Makefile.in (OBJS): Add gcse.o
866 (STAGESTUFF): Add *.gcse.
867 (gcse.o): Add dependencies.
868 (mostlyclean): Remove *.gcse and */*.gcse.
870 * loop.c (loop_optimize): Move call to init_alias_analysis.
871 * recog.c (validate_replace_src): New function.
872 * toplev.c (gcse_dump): New global variable.
873 (flag_gcse, gcse_time): Likewise.
874 (compile_file): Initialize gcse_time and clean out the gcse dump
876 (rest_of_compilation): Call gcse_main as requested. Dump RTL
877 after gcse if requested.
878 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
880 * gcc.texi: Add gcse related internal documentation.
881 * invoke.texi: Note new command line options for gcse.
882 * tm.texi: Document AVOID_CCMODE_COPIES.
883 * mips.h (AVOID_CCMODE_COPIES): Define.
885 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
887 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
889 (stmp-fixproto): Simlarly for running fixproto.
890 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
892 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
894 * config/mips/mips.c (double_memory_operand): Accept any MEM during
895 reload when TARGET_64BIT.
897 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
899 Finish incomplete change started by Kenner.
900 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
901 (powerpcle-*-cygwin32): Delete xm_defines.
902 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
903 HAVE_STAB_H instead of NO_STAB_H.
904 * config/xm-linux.h (NO_STAB_H): Delete.
905 (HAVE_STAB_H): Undefine.
906 * config/i386/xm-go32.h (NO_STAB_H): Delete.
908 1998-05-19 Jim Wilson <wilson@cygnus.com>
910 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
911 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
913 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
915 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
917 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
919 * reload1.c (reload_reg_free_for_value_p): New function.
920 (allocate_reload_reg, choose_reload_regs): Use it.
922 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
924 * except.c (expand_start_catch): Correct logic for when to
925 generate a new handler label, and when to use the old one.
927 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
929 * Makefile.in (print-rtl.o): Depend on bitmap.h.
930 (dbxout.o): Depend on toplev.h.
931 ($(SCHED_PREFIX)sched.o): Likewise.
932 ($(out_object_file)): Likewise for system.h and toplev.h.
933 (cppmain.o): Depend on gansidecl.h.
934 (cpplib.o): Likewise.
935 (cpperror.o): Likewise.
936 (cppexp.o): Likewise.
937 (cpphash.o): Likewise.
938 (cppalloc.o): Likewise.
939 (fix-header.o): Depend on cpplib.h and cpphash.h.
940 (scan-decls.o): Depend on gansidecl.h.
942 * basic-block.h (free_regset_vector): Add prototype.
944 * cccp.c (check_precompiled): Mark parameter `fname' with
946 (do_assert): Likewise for `op' and `keyword'.
947 (do_unassert): Likewise.
948 (do_line): Likewise for `keyword'.
949 (do_error): Likewise for `op' and `keyword'.
950 (do_warning): Likewise.
951 (do_ident): Likewise for `keyword'.
952 (do_pragma): Likewise for `limit', `op' and `keyword'.
954 (do_if): Likewise for `keyword'.
957 (do_endif): Likewise.
959 * collect2.c (getenv): Remove redundant prototype.
960 (collect_exit, collect_execute, dump_file): Likewise.
961 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
962 (dump_prefix_list): Hide prototype and definition.
964 * sparc.c: Include toplev.h.
965 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
966 (symbolic_memory_operand): Likewise.
967 (sp64_medium_pic_operand): Likewise.
968 (data_segment_operand): Likewise.
969 (text_segment_operand): Likewise.
970 (splittable_symbolic_memory_operand): Likewise.
971 (splittable_immediate_memory_operand): Likewise.
972 (eq_or_neq): Likewise.
973 (normal_comp_operator): Likewise.
974 (noov_compare_op): Likewise.
975 (v9_regcmp_op): Likewise.
976 (v8plus_regcmp_op): Likewise.
977 (extend_op): Likewise.
978 (cc_arithop): Likewise.
979 (cc_arithopn): Likewise.
980 (small_int): Likewise.
981 (uns_small_int): Likewise.
982 (clobbered_register): Likewise.
983 (legitimize_pic_address): Likewise.
984 (delay_operand): Likewise.
985 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
987 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
988 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
990 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
992 * cppalloc.c: Include gansidecl.h.
994 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
995 (cpp_file_line_for_message): Mark parameter `pfile' with
997 (v_cpp_message): New function.
998 (cpp_message): Use it. Also convert to variable arguments.
999 (cpp_fatal): Likewise.
1000 (cpp_pfatal_with_name): Constify parameter `name'.
1002 * cppexp.c: Move gansidecl.h before cpplib.h.
1003 * cpphash.c: Likewise.
1004 * cpphash.h (hashf, delete_macro): Add prototypes.
1006 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
1007 cpplib.h. Don't include errno.h.
1008 (update_path): Add arguments to prototype.
1009 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
1010 cpp_print_containing_files): Remove redundant prototypes.
1011 (cpp_hash_cleanup, add_import, append_include_chain,
1012 make_assertion, path_include, initialize_builtins,
1013 initialize_char_syntax, finclude, validate_else, comp_def_part,
1014 lookup_import, redundant_include_p, is_system_include,
1015 read_name_map, read_filename_string, open_include_file,
1016 check_macro_name, compare_defs, compare_token_lists,
1017 eval_if_expression, change_newlines): Add prototype arguments.
1018 (hashf): Remove redundant prototype.
1019 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
1020 conditional_skip, skip_if_group): Add prototype arguments.
1021 (fdopen): Remove redundant prototype.
1022 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
1023 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
1024 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
1025 (struct directive): Add prototype arguments to function pointer
1027 (handle_directive): Add missing arguments to call to `do_line'.
1028 (do_include): Mark parameters `unused1' and `unused2' with
1030 (do_line): Likewise for `keyword' and new parameters `unused1' and
1032 (do_error): Likewise for `keyword'.
1033 (do_warning): Likewise. Also add missing argument `pfile' in call
1035 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
1037 (do_ident): Likewise for `keyword', `buf' and `limit'.
1038 (do_pragma): Likewise. Also add missing arguments in call to do_once.
1039 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
1041 (do_if): Likewise for `keyword'.
1042 (do_elif): Likewise.
1043 (eval_if_expression): Likewise for `buf' and `length'.
1044 (do_xifdef): Likewise for `unused1' and `unused2'.
1045 (do_else): Likewise for `keyword', `buf' and `limit'.
1046 (do_endif): Likewise.
1047 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
1048 (cpp_handle_options): Remove superfluous NULL argument in call to
1050 (cpp_handle_options): Likewise.
1051 (do_assert): Mark parameter `keyword', `buf' and `limit' with
1053 (do_unassert): Likewise.
1054 (cpp_print_file_and_line): Add missing argument `pfile' in call to
1055 cpp_file_line_for_message.
1056 (v_cpp_error): New function.
1057 (cpp_error): Use it. Also accept variable arguments.
1058 (v_cpp_warning): New function.
1059 (cpp_warning): Use it. Also accept variable arguments.
1060 (cpp_pedwarn): Accept variable arguments.
1061 (v_cpp_error_with_line): New function
1062 (cpp_error_with_line): Use it. Accept variable arguments.
1063 (v_cpp_warning_with_line): New function.
1064 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
1066 (cpp_pedwarn_with_line): Accept variable arguments.
1067 (cpp_pedwarn_with_file_and_line): Likewise.
1068 (cpp_error_from_errno): Constify parameter `name'. Add missing
1069 argument `pfile' in call to cpp_file_line_for_message.
1070 (cpp_perror_with_name): Constify parameter `name'.
1072 * cpplib.h: Define PARAMS() in terms of PROTO().
1073 (fatal): Remove redundant prototype.
1074 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
1075 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
1076 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
1077 cpp_fatal, cpp_message, cpp_pfatal_with_name,
1078 cpp_file_line_for_message, cpp_print_containing_files): Add
1079 arguments to prototypes.
1080 (scan_decls, cpp_finish): Add prototypes.
1082 * cppmain.c: Include gansidecl.h.
1083 (main): Remove unused variable `i'.
1085 * dbxout.c: Include toplev.h.
1087 * demangle.h (do_tlink, collect_execute, collect_exit,
1088 collect_wait, dump_file, file_exists): Add prototype.
1090 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
1091 prototype and definition.
1092 (gen_unspecified_parameters_die): Don't assign results of call to
1093 function new_die() to unused variable `parm_die'.
1094 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
1095 (dwarf2out_define): Likewise for `lineno' and `buffer'.
1097 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
1098 prototype and definition.
1099 (output_die): Add prototype arguments to function pointer arg.
1100 (output_unspecified_parameters_die): Mark parameter `arg' with
1103 * except.c (output_exception_table_entry): Remove unused variable
1106 * except.h (expand_fixup_region_start, expand_fixup_region_end):
1109 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
1111 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
1113 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
1114 before cpplib.h, include cpphash.h, remove redundant prototype of
1115 cpp_fatal, don't define `const', add a prototype for `fatal'.
1116 (cpp_file_line_for_message): Add missing arguments `pfile'.
1117 (v_cpp_message): New function.
1118 (cpp_message): Use it.
1119 (v_fatal): New function.
1120 (fatal, cpp_fatal): Use it.
1121 (cpp_pfatal_with_name): Constify parameter `name'.
1123 * flow.c (free_regset_vector): Remove redundant prototype.
1125 * function.c (round_down): Wrap prototype and definition with
1126 macro ARGS_GROW_DOWNWARD.
1127 (record_insns): Wrap prototype and definition with
1128 defined (HAVE_prologue) || defined (HAVE_epilogue).
1130 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
1132 * gen-protos.c: Include gansidecl.h.
1133 (hashf): Don't make it static, constify parameter `name'.
1135 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
1136 specifier %s in calls to function `fatal'.
1138 * haifa-sched.c: Include toplev.h.
1139 (find_rgns): Remove unused variable `j'.
1141 * integrate.c (note_modified_parmregs): Mark parameter `x' with
1143 (mark_stores): Likewise.
1145 * jump.c (mark_modified_reg): Likewise.
1147 * output.h (insn_current_reference_address): Add prototype.
1148 (eh_frame_section): Likewise.
1150 * print-rtl.c: Include bitmap.h.
1152 * reload1.c (reload): Wrap variables `note' and `next' in macro
1153 PRESERVE_DEATH_INFO_REGNO_P.
1154 (forget_old_reloads_1): Mark parameter `ignored' with
1156 (choose_reload_regs): Remove unused variable `in'.
1157 (reload_cse_invalidate_mem): Mark parameter `ignore' with
1159 (reload_cse_check_clobber): Likewise.
1161 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
1162 (mark_elimination): Fix typo in prototype.
1164 * scan-decls.c: Include gansidecl.h.
1166 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
1168 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
1170 * function.c (identify_blocks): Fix thinko when setting the
1171 block number for NOTE_INSN_BLOCK_END.
1173 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
1175 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
1178 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
1179 underscores for the prefixes to the names of the maths functions.
1181 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
1182 comment explaining why.
1184 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
1186 * tree.h (TYPE_SIZE_UNIT): New.
1187 (struct tree_type): Add size_unit member.
1188 * stor-layout.c (layout_type): Initialize it.
1189 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
1190 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
1192 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
1194 * stor-layout.c (layout_record): Fix off-by-one error when checking
1195 length of the TYPE_BINFO vector.
1197 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
1199 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
1200 function parameter passed in memory.
1202 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
1204 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
1205 Prototypes for externally used functions in respective C files.
1206 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
1207 final.c: Include above files.
1208 * Makefile.in (toplev.o): Add dependency for above four headers.
1209 (final.o): Likewise.
1210 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
1211 respective header files.
1213 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
1215 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
1216 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
1217 the build tree if they exist.
1218 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
1220 (objdir): Let configure substitute value.
1221 (FLOAT_H): Let configure select a pre-built version from the
1223 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
1224 * configure.in: Substitute for objdir.
1226 * Makefile.in (build_canonical, host_canonical): Let configure
1227 substitute values for these variables.
1228 * configure.in: Substitute for build_canonical, host_canonical
1229 and target_subdir in generated Makefile.
1231 * output.h (find_basic_blocks): Declare.
1232 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
1234 * Makefile.in (BISON): Use bison from the build tree if it exists.
1237 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
1239 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
1240 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
1241 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
1242 command line arguments to see if an executable is not being
1243 created, and if so - do not append the suffix.
1245 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
1248 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
1250 * i386.h (ALIGN_DFmode): Delete.
1251 (CONSTANT_ALIGNMENT): Define.
1252 * varasm.c (force_const_mem): Use it.
1254 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
1256 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
1257 using it with swap_condition, not before.
1259 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
1261 * alias.c (mode_alias_check): Delete.
1262 (true_dependence, anti_dependence, output_dependence): Revert April 21
1265 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
1267 * toplev.c (output_lang_identify): Enable prototype and definition.
1269 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
1271 * version.c: Bump for snapshot.
1273 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
1275 * alpha/osf.h (HAVE_STAMP_H): Define.
1277 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
1278 * configure.in (alpha*-*-netbsd*): New.
1279 Based on patches from Paul H. Anderson <pha@pdq.com>.
1281 * configure.in (alpha*-*-linux-*): Kill xm_defines.
1282 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
1283 * alpha/xm-linux.h: Remove file.
1285 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
1287 * dbxout.c (dbxout_parms): If mode of type of parameter living
1288 in memory doesn't match mode of DECL_RTL, make big endian correction.
1290 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
1292 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
1294 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
1296 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
1297 * stor-layout.c (layout_record): Set it.
1299 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
1301 * toplev.c (rest_of_compilation): Don't defer nested functions.
1303 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
1305 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
1306 to an 8-byte boundary if info_ptr->fpmem_p.
1308 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
1310 * loop.c (basic_induction_var): Added test preventing
1311 CCmode parameter passed to convert_modes().
1313 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1315 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
1316 input_filename and lineno around expand_expr call. Set them to values
1317 in WFL before expand_expr call.
1319 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
1321 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
1323 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
1325 * fold-const.c (constant_boolean_node): New function.
1328 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1330 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
1331 Abort if trying to split kind 3 or 4 outside of combine.
1333 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
1335 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
1337 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
1339 * objc/Make-lang.in (OBJC_O): Add missing exeext.
1340 (libobjc.a, runtime-info.h): Likewise.
1342 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
1344 * i386.h (DATA_ALIGNMENT): Define.
1346 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1348 * reload1.c (delete_output_reload): Ignore single USE that
1349 was emitted for the pseudo use of this INSN.
1350 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
1351 remains, we can always delete OUTPUT_RELOAD_INSN.
1353 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
1355 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
1357 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
1359 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
1361 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1363 * eh-common.h: New file for basic EH data structures.
1364 * except.h: Various prototypes and structures for NEW_EH_MODEL
1365 * function.h (struct function): Add a struct eh_stack for the catch
1367 * except.c (gen_exception_label): New function to generate an
1369 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
1370 (push_entry): New function to push an existing entry onto a stack.
1371 (receive_exception_label): New function to emit the code required
1372 at the start of all catch blocks.
1373 (struct func_eh_entry): New structure for maintaining handlers
1374 associated with EH regions.
1375 (new_eh_region_entry): New function to register an EH region.
1376 (add_new_handler): New function to register a handler with a region.
1377 (get_new_handler): Creates anew handler entry for registering.
1378 (find_func_region): New function to convert a NOTE eh region number
1379 to an Eh region index.
1380 (get_first_handler): New function to get the first handler in a region.
1381 (clear_function_eh_region): New function to release memory.
1382 (duplicate_handlers): New function to duplicate a list of handlers.
1383 (expand_eh_region_end): Create a new region entry node as well.
1384 (expand_leftover_cleanups): Call receive_exception_label() and
1385 register the cleanup as a handler to the current region.
1386 (expand_start_catch): New function to start a catch clause.
1387 (expand_end_catch): New function to end a catch clause.
1388 (expand_start_all_catch): restructure to not do the equivilent of
1389 what expand_start_catch() does now. Push the exception region being
1390 handled onto the catch stack.
1391 (output_exception_table_entry): Issue an entry for each handler
1392 associated with a region.
1393 (set_exception_lang_code): New function for setting the language code.
1394 (set_exception_version_code): New function to set the version number.
1395 (output_exception_table): Output version and language codes.
1396 (find_exception_handler_labels): Find handler labels using new scheme.
1397 (is_exception_handler_label): New function, returns 1 if label is
1398 present as a handler in some exception region.
1399 (check_exception_handler_labels): Use the new scheme.
1400 (init_eh_for_function): Initialize the catch stack.
1401 (save_eh_status): Save the catch stack.
1402 (restore_eh_status): Restore the catch stack.
1403 (scan_region): Don't remove unreferenced handler label. Flow does it.
1404 (get_reg_for_handler): New function to get the eh_context pointer
1406 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
1407 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
1408 entry when processing END region rather that START region.
1409 * flow.c (find_basic_blocks_1): Find all potential handler regions
1410 now that we don't automatically know what the labels might be.
1411 Let scan_region() remove unreferenced EH BEGIN/END labels.
1412 * integrate.c (get_label_from_map): Put inlined labels onto the
1413 permanent obstack since we dont know which ones might be exception
1415 (save_for_inline_copying): Make new copies of all the handlers.
1416 (expand_inline_function): Make new copies of all the handlers.
1417 * libgcc2.c: Remove local struct decls, and include eh-common.h.
1418 (find_exception_handler): With NEW_EH_MODEL the first matching
1419 region we find is the right one. Add eh_info as a new parameter.
1420 (__throw): Pass eh_info to find_exception_handler. Set handler
1421 and pass use different regs under NEW_EH_MODEL.
1423 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
1425 * i960.h (hard_regno_mode_ok): Changed to function from array of
1427 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
1428 * i960.c (hard_regno_mode_ok): Changed to function from array of
1431 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1433 * reload.c (remove_replacements): New function.
1434 * reload.h (remove_replacements): Declare.
1435 * reload1.c (choose_reload_regs): Disable some reloads that
1436 belong to inherited reloads.
1438 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1440 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
1442 * reload1.c (merge_assigned_reloads): When merging, reset
1443 reload_spill_index for the eliminated reload.
1445 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
1447 * haifa-sched.c (schedule_insns): Fix merge goof.
1449 1998-05-13 Jim Wilson <wilson@cygnus.com>
1451 * varasm.c (make_decl_rtl): Revert April 1 change.
1452 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
1453 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
1454 Get function name from the SYMBOL_REF in the DECL_RTL, not from
1455 DECL_ASSEMBLER_NAME.
1456 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
1457 DECL_ASSEMBLER_NAME.
1459 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
1461 * i386.c (notice_update_cc, output_float_compare): Disable
1462 TARGET_CMOVE support.
1464 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
1465 Jeff Law <law@cygnus.com>
1467 * rtlanal.c (find_reg_note): Ignore notes that are not on on
1469 (find_regno_note): Likewise.
1471 * Makefile.in (stor-layout.o): Depend on except.h
1472 (varasm.o, function.o): Likewise.
1473 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
1475 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
1476 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
1477 ($(HOST_PREFIX_1)rtl.o): Likewise.
1478 ($(HOST_PREFIX_1)bitmap.o): New host object.
1479 * emit-rtl.c (toplevel): Include bitmap.h.
1480 (gen_rtx): Handle 't' and 'b' nodes.
1481 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
1482 Print block number for block begin/end notes. Print 't' type
1483 nodes as a pointer. Know that the 3rd argument of live range
1484 start/stop notes is really a range_info rtx. If type is 'b', print
1485 out argument as a bitmap.
1486 * rtl.c: Include bitmap.c.
1487 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
1488 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
1489 * rtl.def (RANGE_LIVE): New node to hold live information while we
1490 recalculate the basic blocks.
1491 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
1492 (RANGE_VAR): New node, to hold information saved in symbol node for New
1493 communicating live range information to the debug output functions.
1494 * rtl.h (rtunion_def): Add rttree and rtbit fields.
1495 (XBITMAP, XTREE): New accessor macros.
1496 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
1497 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
1498 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
1499 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
1500 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
1501 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
1502 (RANGE_INFO_*): Likewise.
1503 * sched.c (sched_analyze): Keep live range start/stop notes.
1504 (unlink_other_notes): Likewise.
1505 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
1506 (unlink_other_notes): Likewise.
1507 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
1508 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1509 (DECL_LIVE_RANGE_RTL): Likewise.
1510 (struct tree_block): Add live_range_flag, live_range_var_flag,
1511 live_range_start and live_range_end.
1512 (struct tree_decl): Add live_range_rtl field.
1513 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
1514 (accessor_from_format): Likewise.
1516 * haifa-sched.c (schedule_block): Make verbose output line up.
1517 Also add a blank line in printing the individual ready lists.
1519 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1521 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
1522 (c-lex.o): Depend on output.h.
1523 (c-common.o): Likewise.
1525 (calls.o): Likewise.
1526 (integrate.o): Depend on toplev.h.
1527 (regclass.o): Depend on output.h.
1528 (final.o): Depend on reload.h.
1530 * c-common.c: Include output.h.
1531 (check_format_info): Remove unused variable `integral_format'.
1533 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
1534 `indent' with ATTRIBUTE_UNUSED.
1535 (print_lang_type): Likewise.
1536 (maybe_build_cleanup): Likewise for parameter `decl'.
1537 (copy_lang_decl): Likewise for parameter `node'.
1539 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
1540 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1541 with ATTRIBUTE_UNUSED.
1542 (lookup_interface): Likewise for parameter `arg'.
1543 (is_class_name): Likewise.
1544 (maybe_objc_check_decl): Likewise for parameter `decl'.
1545 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
1547 (maybe_objc_method_name): Likewise for parameter `decl'.
1548 (build_objc_string): Likewise for parameters `len' and `str'.
1550 * c-lex.c: Include output.h.
1552 * c-lex.h (position_after_white_space): Correct typo in prototype.
1554 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
1555 c_expand_end_cond, init_iterators): Add prototypes.
1557 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
1558 with ATTRIBUTE_UNUSED.
1560 * calls.c: Include output.h.
1562 * cccp.c (pipe_closed): Mark parameter `signo' with
1565 * combine.c: Move inclusion of expr.h to after insn-config.h.
1567 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
1568 as empty, rather define as ((void)0).
1570 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
1571 Add parentheses around assignment used as truth value.
1573 * cplus-dem.c (squangle_mop_up): Change return type to void.
1574 (internal_cplus_demangle): Remove unused parameter `options'.
1575 All callers changed.
1576 (cplus_demangle_opname): Remove function wide variable `int i' and
1577 replace with `size_t i' at each location where it is used.
1578 (cplus_demangle_opname): change type of `i' from int to size_t.
1580 * cppexp.c (right_shift): Mark parameter `pfile' with
1583 * cpphash.c (cpp_lookup): Likewise.
1584 (cpp_hash_cleanup): Likewise.
1586 * cpplib.c (parse_name): Add a prototype and make it static.
1587 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
1588 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
1589 (macro_cleanup): Likewise for parameter `pfile'.
1590 (file_cleanup): Likewise.
1592 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
1593 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
1595 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
1596 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
1598 * cse.c (cse_check_loop_start): Mark parameter `set' with
1601 * dbxout.c (flag_minimal_debug, have_used_extensions,
1602 source_label_number): Move inside macro wrapper check against
1603 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
1605 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
1607 * except.h (doing_eh): Provide prototype.
1609 * expr.c: Move inclusion of expr.h to after insn-config.h.
1611 * final.c: Include reload.h.
1612 (shorten_branches): Cast the first argument of bzero to char *.
1614 * fix-header.c (cpp_print_containing_files): Mark parameter
1615 `pfile' with ATTRIBUTE_UNUSED.
1616 (cpp_fatal): Likewise.
1618 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
1621 * genattrtab.c (make_length_attrs): Change the type of variable
1622 `i' from int to size_t.
1623 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
1626 * genextract.c (main): When generating insn-extract.c, mark
1627 variable `junk' with ATTRIBUTE_UNUSED.
1629 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
1630 argument of bzero to char*.
1632 * integrate.c: Include toplev.h.
1634 * libgcc2.c: Wrap `struct exception_table' and
1635 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
1637 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
1639 * objc/objc-act.c: Include toplev.h.
1640 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1641 with ATTRIBUTE_UNUSED.
1642 (finish_protocol): Likewise for parameter `protocol'.
1644 * output.h (declare_weak): Add prototype.
1645 (decode_reg_name): Don't wrap with TREE_CODE macro.
1646 (assemble_alias): Add prototype.
1648 * regclass.c: Include output.h.
1650 * reload.h (reloads_conflict): Add prototype.
1652 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
1653 output_func_start_profiler): Add prototypes.
1655 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
1658 * scan-decls.c: Include scan.h.
1660 * scan.h (recognized_function, recognized_extern): Add prototypes.
1662 * stmt.c: Include output.h.
1664 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
1665 (output_lang_identify): Hide prototype and definition.
1666 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
1667 (pipe_closed): Likewise.
1669 * toplev.h (count_error, strip_off_ending, error_for_asm,
1670 warning_for_asm): Add prototypes.
1672 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
1674 * toplev.c (rest_of_compilation): "Charge" final for any time
1675 doing various cleanup operations after finishing compilation
1678 * flow.c (dump_flow_info): Also print number of sets and
1679 whether or not the pseudo is a user variable.
1681 * flow.c (reg_n_max): New global variable.
1682 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
1683 Delete regno_max variable.
1684 * regs.h (REG_N_CHECK): Define.
1685 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
1686 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
1687 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
1689 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
1691 * acconfig.h (ENABLE_CHECKING): Undefine.
1692 * configure.in (--enable-checking): New option.
1694 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1696 * reload1.c (merge_assigned_reloads): Can merge
1697 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
1698 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
1700 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
1702 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
1704 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1706 * reload1.c (gen_reload): Create REG_EQUIV notes.
1708 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1710 * reload1.c (reload): Fix check for USEs to use code of pattern.
1711 (choose_reload_regs): Remove dead variable use_insn.
1713 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
1715 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
1717 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
1719 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
1721 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
1722 (insn_{unit,issue_delay}): Ditto.
1723 (blockage_range): Ditto.
1724 (actual_hazard{,_this_instance}): Ditto.
1725 (schedule_unit): Ditto.
1726 (potential_hazard): Ditto.
1729 (queue_insn): Ditto.
1730 (birthing_insn_p): Ditto.
1731 (adjust_priority): Ditto.
1732 (get_block_head_tail): Ditto.
1733 (init_rgn_data_dependences): Ditto.
1735 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
1737 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
1739 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
1741 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
1743 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
1745 * config/mips/mips.md (dslot): Move after definition of "cpu"
1746 attribute. Handle r3900 case.
1748 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1750 * system.h: Define the STRINGIFY macro here.
1751 * protoize.c: Not here.
1752 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
1754 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
1756 * varasm.c (assemble_variable): Compute the alignment of the data
1757 earlier so that both initialized and uninitialized variables are
1758 effected by DATA_ALIGNMENT.
1759 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
1761 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
1763 * mips.c: Prototype static functions.
1765 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
1767 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
1768 Add explanatory comments.
1770 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
1772 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
1774 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
1776 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
1778 * varasm.c (make_decl_rtl): Disable April 1 change.
1780 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
1782 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
1784 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
1786 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
1787 * alpha.c (print_operand): Handle it.
1788 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
1789 related define_splits. Also add peepholes for SImode reload
1790 plus sign_extend lossage.
1792 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1794 * genattr.c: Include stdarg.h/varargs.h. Change function
1795 `fatal' to use variable arguments instead of faking it with
1796 integer parameters. Provide a prototype which also
1797 checks the format specifiers using ATTRIBUTE_PRINTF_1.
1799 * genattrtab.c: Likewise.
1800 * gencodes.c: Likewise.
1801 * genconfig.c: Likewise.
1802 * genemit.c: Likewise.
1803 * genextract.c: Likewise.
1804 * genflags.c: Likewise.
1805 * genopinit.c: Likewise.
1806 * genpeep.c: Likewise.
1807 * genrecog.c: Likewise.
1808 * genoutput.c: Likewise. Similarly for function `error'.
1810 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1812 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
1813 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
1814 * configure.in: Use GCC_C_VOLATILE.
1815 * system.h (volatile): Define as empty if no volatile support is
1818 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
1820 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
1823 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
1825 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
1826 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
1827 the body of beq; additionally set the mode of the branch to CCmode for
1828 FP compares and not fast_math.
1829 (alpha_emit_conditional_move): Always use a compare insn for FP
1830 when not fast_math, as well as setting CCmode on the cmov.
1831 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
1833 * machmode.h (COMPLEX_MODE_P): New macro.
1835 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
1837 * haifa-sched.c (print_exp): Fix typo.
1839 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
1841 * version.c: Bump for snapshot.
1843 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
1845 * final.c (final_scan_insn): Call fatal_insn instead of abort if
1846 we could not split an insn when required to.
1848 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
1850 (peepholes): Disable peepholes that call dead_or_set_p.
1851 (movsi): Rewrite to handle addresses better after last change.
1852 Add define_split to split load of addresses in large/medium modes.
1853 (prologue): Call m32r_expand_prologue.
1854 (movsi_{push,pop}): Generators for push/pop.
1855 (movsi): Support PRE_{INC,DEC}, POST_INC.
1856 (mov{di,df}): Rewrite. Always split the insns.
1857 (movsf): Add define_split to get register load in correct mode.
1858 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
1859 (attributes): Rewrite attributes so that type indicates both the
1860 type and the length of the insn directly.
1861 (all insns): Change to use new type attributes.
1862 (debug): New attribute to convey whether -mdebug was used.
1863 (opt_space): New attribute to convey whether -Os was used.
1864 (function units): Loads are 3 cycles, not 2. Better classify all
1865 insns into short/long.
1866 (load/store/extend insns): Add separate case for load/store
1867 indirect operations without an offset.
1868 (divsi3): Division is a long operation, not short.
1870 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
1872 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
1873 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
1874 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
1875 operands with PRE_{INC,DEC}, POST_INC.
1876 (FUNCTION_PROFILER): Call abort instead of doing nothing.
1877 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
1879 (gen_split_move_double): Declare.
1880 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
1882 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
1883 emit_move_insn, build up SET's directly.
1884 (toplevel): Include system.h, not stdio.h.
1885 (move_double_src_operand): Allow any DF or DI mode constant.
1886 (gen_split_move_double): Split moves of DI or DF values into the
1887 appropriate moves, loads, or stores. Don't handle use of auto
1888 inc/dec if using dead index. Do handle overlapping moves, etc.
1889 (m32r_frame_info): Remove prologue_size field.
1890 (m32r_compute_frame_size): Don't calculate prologue size.
1891 (m32r_output_function_prologue): Change to pretty much a NOP.
1892 (m32r_expand_prologue): Expand prologue as a series of INSNs.
1893 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
1894 (m32r_print_operand_address): Ditto.
1896 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
1898 * reload1.c (emit_reload_insns): When performing expensive
1899 optimizations, do not output the last reload insn if OLD is
1900 not the dest of NSN and is in the src and is clobbered by INSN.
1902 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1904 * Makefile.in (genrtl.o): Depend on system.h.
1905 * gengenrtl.c (gencode): When creating genrtl.c, have it
1908 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1910 * config/m68k/t-linux: Remove extra stuff already included in
1913 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
1915 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
1916 curses.h if it contains `typedef char bool;', as suggested by
1917 Manfred Hollstein <manfred@s-direktnet.de>.
1919 * configure.in: Rename fixinc.math to fixinc.wrap.
1921 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
1923 * gcc.c (read_specs): Handle missing blank line at end of specs file.
1925 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
1926 movdfcc_1): Disable.
1928 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
1930 * configure.in (enable_threads): Rename to enable_threads_flag before
1931 main loop. Set enable_threads to enable_threads_flag inside main
1934 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
1936 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
1939 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1941 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
1943 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
1944 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
1945 (AC_CHECK_FUNCS): Remove unused check for vprintf.
1947 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
1948 (cccp.o): Depend on gansidecl.h.
1951 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
1952 per the rest of gcc source.
1953 * cexp.y: Likewise. Include gansidecl.h and remove all code made
1956 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
1957 used when vfprintf is missing.
1960 * genattrtab.c: Likewise.
1961 * mips-tfile.c: Likewise.
1962 * toplev.c: Likewise.
1964 * vfprintf.c: New file.
1965 * doprint.c: New file.
1967 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
1969 * config/linux.h (ASM_COMMENT_START): Remove from here,
1970 * config/linux-aout.h (ASM_COMMENT_START): and here,
1971 * config/i386/linux.h (ASM_COMMENT_START): to here,
1972 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
1973 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
1976 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1978 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
1981 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
1983 * Makefile.in (dwarfout.o) Add toplev.h dependency.
1984 * dwarfout.c, i386.c: Include toplev.h
1985 * toplev.h: (pfatal_with_name) Add prototype.
1987 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
1989 * Makefile.in: Fix .SUFFIXES.
1991 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
1993 * config/linux.h (ASM_COMMENT_START): Define as "#".
1994 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
1996 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
1998 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
1999 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
2001 * toplev.c: Include toplev.h.
2002 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
2003 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
2004 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
2005 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
2006 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
2007 toplev.h dependency.
2009 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
2010 HARD_FRAME_POINTER_REGNUM.
2012 * expr.c (target_temp_slot_level): Delete duplicate definition.
2014 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
2016 * stmt.c (mark_seen_cases): Make it have external linkage again.
2017 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
2020 * haifa-sched.c (print_value, case SUBREG): Fix typo.
2022 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
2023 * i386.h (REG_CLASS_CONTENTS): Similarly.
2025 * toplev.c (-fsched-max): Delete flag.
2026 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
2027 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
2028 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
2031 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
2032 inner loops which are not reducible.
2034 * loop.c (regs_match_p): Fix typo in prototype.
2036 * regmove.c (try_auto_increment): Wrap declaration inside an
2037 #ifdef AUTO_INC_DEC.
2039 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
2041 * final.c (output_operand_lossage): Call fatal with the operand
2042 lossage message instead of calling abort.
2044 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2046 * c-common.c: Convert to using ctype macros defined in system.h.
2047 * c-lex.c: Likewise.
2049 * collect2.c: Likewise.
2050 * rs6000.c: Likewise.
2051 * cpplib.c: Likewise.
2052 * fix-header.c: Likewise.
2054 * gen-protos.c: Likewise.
2055 * pexecute.c: Likewise.
2056 * protoize.c: Likewise.
2060 * tlink.c: Likewise.
2061 * toplev.c: Likewise.
2063 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
2065 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
2066 Replace -gdwarf-2 with -g0.
2068 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2070 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
2071 * mips-tdump.c: Include system.h, remove redundant headers.
2072 * mips-tfile.c: Likewise. Also, convert all ctype function calls
2073 to calls of the macro versions defined in system.h.
2075 * objc/Make-lang.in (objc-act.o): Depend on system.h.
2076 * objc/objc-act.c: Include system.h, remove redundant headers.
2078 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2080 * configure.in (AC_CHECK_FUNCS): Add isascii.
2081 (GCC_NEED_DECLARATIONS): Add atof.
2083 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
2084 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
2086 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2088 * system.h: Wrap time.h and sys/file.h in autoconf checks.
2089 Provide default definitions for O_RDONLY and O_WRONLY here.
2091 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
2093 1998-05-06 Mark Mitchell <mmitchell@usa.net>
2095 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
2097 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
2099 * toplev.h: New file. Protypes for functions in toplev.c.
2100 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
2101 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
2102 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
2103 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
2104 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
2105 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
2106 varasm.c: include it.
2108 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
2109 Jim Wilson (wilson@cygnus.com)
2111 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
2112 blocks. Check for 1 successor which is the EXIT_BLOCK.
2114 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
2115 unreachable loops with more than one block.
2117 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2119 * fix-header.c (write_rbrac): Add "abort" to functions which need to
2122 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
2124 * Check in merge from gcc2. See ChangeLog.12 for details.
2126 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
2128 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
2129 accept 'a' flag. 'S' does accept 'a' flag.
2130 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
2133 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
2135 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2137 * config/m68k/m68k.h: Declare functions from m68k.c used in
2138 macros and machine description.
2139 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
2141 (ASM_OUTPUT_FLOAT): Likewise.
2142 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
2144 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
2146 * tree.def: Add NAMESPACE_DECL.
2147 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
2148 * dwarf2out.c (push_decl_scope): Likewise.
2149 (scope_die_for): Likewise.
2150 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
2151 how to get next context level.
2153 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
2155 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
2158 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
2160 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
2162 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
2163 for any insns skipped at the start of a block because they were
2166 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
2168 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
2170 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
2172 * c-common.c (format_char_info): Add new field hhlen.
2173 (print_char_table, scan_char_table, time_char_table): Initialize
2174 hhlen field appropriately.
2175 (char_format_info): Recognize hh modifier and lookup correct char
2178 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
2180 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
2181 reference if this is a store.
2183 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
2185 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
2187 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
2189 Make UnixWare 7 bootstrap support work with final shipping product.
2190 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
2191 Pick up xm-siglist and xm-alloca.
2192 (xm_defines): Add USG so dbxout will build.
2193 * configure: Regenerate.
2195 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
2197 Support for official Sparc V9 ABI:
2198 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
2199 Care for flag_pcc_struct_return default.
2200 (output_move_quad): Rewrite to move by halves on v9 and in the
2202 (move_quad_direction): New function.
2203 (output_fp_move_quad): Use it to determine the direction of copy.
2204 (function_arg_slotno): Return -1 for FP reg overflow as well.
2205 (function_arg_record_value*): New functions.
2206 (function_arg): Use them. Streamline unprototyped parameter passing.
2207 (function_arg_pass_by_reference): Pass TCmode by reference.
2208 (function_value): New function.
2209 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
2210 long long in 64-bit mode.
2211 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
2212 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
2213 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
2214 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
2215 (BASE_INCOMING_ARG_REG): Likewise.
2216 (FUNCTION_VALUE): Call function_value.
2217 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
2218 * sparc.md (movdi_sp32_v9): Disable for arch64.
2219 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
2220 (call_value_address_sp64): Remove register class constraints.
2221 (call_value_symbolic_sp64): Likewise.
2222 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
2223 v9 case to 32-bit constants.
2224 (goto_handler_and_restore_v9): Provide a version for arch64.
2225 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
2226 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
2227 (CPP_PREDEFINES): New.
2228 * sparc/sp64-elf.h: Likewise.
2229 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
2230 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
2231 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
2233 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
2235 * version.c: Bump for snapshot.
2237 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2239 * reload.c (find_reloads): Emit USEs to mark where a pseudo
2240 is reloaded with the MEM of its stack slot.
2241 * reload1.c (cannot_omit_stores): Delete.
2242 (reload): Don't initialize it.
2243 Don't apply avoid_return_reg logic to USEs.
2244 When done, remove USEs that have a REG_EQUAL note on them.
2245 (emit_reload_insns): Handle case where we have inherited a MEM.
2246 (choose_reload_regs): Likewise.
2247 (delete_output_reload): Don't use cannot_omit_stores.
2249 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
2251 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
2253 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
2255 * haifa-sched.c (print_{exp,value}): Various changes to make the
2256 debug output easier to read. Also, use only one buffer, and make
2257 sure the buffer we are passed in doesn't overflow.
2258 (safe_concat): Concatenate to a buffer without overflow.
2260 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2262 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
2265 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2267 * sched.c (new_insn_dead_notes): Check if the register was
2268 used in the original instruction.
2269 * haifa-sched.c (new_insn_dead_notes): Likewise.
2271 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
2273 * dwarf2out.c (scope_die_for): If could not find proper scope,
2274 check for and handle tagged type with incorrect TYPE_CONTEXT.
2276 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
2278 * calls.c (expand_call): Fix recognition of C++ operator new.
2280 * alias.c (mode_alias_check): Disable type based alias detection.
2282 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
2284 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
2285 ASM_OUTPUT_WEAK_ALIAS): Define.
2286 * config/mips/elf64.h: Same.
2287 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2288 ASM_WEAKEN_LABEL): Removed.
2290 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2292 * calls.c (expand_call): Bump the length limit on the specially
2293 recognized function names to 17.
2295 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
2297 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
2298 when undefining macros at the end.
2300 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
2301 val or len has TREE_SIDE_EFFECTS set.
2303 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
2304 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
2305 (smuldi3_highpart): Call const v8plus routine.
2306 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
2307 (const_smulsi3_highpart_v8plus): New pattern.
2308 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
2309 (umulsidi3): Call const v8plus routine.
2310 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
2312 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
2313 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
2315 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
2317 * m32r.c (*_oper{and|ator}): Change enum arguments and return
2318 values to int, so they can be prototyped even in files that don't
2320 ({small,large}_insn_p): Ditto.
2321 (m32r_select_cc_mode): Ditto.
2322 (gen_compare): Ditto.
2323 (function_arg_partial_nregs): Ditto.
2324 (m32r_setup_incoming_varargs): Ditto.
2325 (init_reg_tables): Add prototype.
2326 (m32r_frame_info): Add prolog_size field.
2327 (m32r_compute_frame_size): Calculate the size of the prologue.
2328 (m32r_first_insn_address): Return prologue size.
2329 (m32r_output_function_prologue): Calculate frame size before
2330 printing out information. Print out the prologue size.
2332 * m32r.h: Prototype all functions in m32r.c.
2333 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
2335 * m32r.md (bcc functions): Cast enum's to int.
2337 * m32r.c (conditional_move_operand): Silence a debug message.
2338 ({small,long}_insn): New predicates.
2340 * m32r.h (TARGET_M32R): New macro.
2341 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
2342 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
2344 (ISSUE_RATE): Define as 2.
2346 * m32r.md (insn_size): New attribute.
2347 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
2349 (m32r): New attribute.
2351 * configure.in (enable_haifa): Switch m32r to Haifa by default.
2352 * configure: Regenerate.
2354 (Changes from Nick Clifton <nickc@cygnus.com>)
2355 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
2356 the equivalent of a negated 'I' constraint.
2357 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
2358 optimisation to work.
2360 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
2361 than 'I' since the value is negated.
2362 (peephole): Add peephole optimisation to cope with optimization of
2363 divide and subtracts of the same operands.
2365 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
2369 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
2372 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
2374 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
2376 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
2378 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
2379 frame_pointer_rtx not FRAME_POINTER_REGNUM.
2381 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
2383 * reg-stack.c: Revert last patch (Apr 20).
2384 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
2386 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
2388 * loop.c (check_dbra_loop): New locals jump, first_compare, and
2389 compare_and_branch. Call get_condition to set first_compare.
2390 Set compare_and_branch to number of compare/branch instructions.
2391 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
2392 Replace '2' with compare_and_branch.
2394 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2396 * cplus-dem.c (demangle_qualified): Replace missing else.
2398 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2400 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
2402 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2404 * sh.c (sh_expand_prologue, sh_expand_epilogue):
2405 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
2406 * sh.h (STACK_BOUNDARY): Likewise.
2408 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2410 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2412 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
2414 * system.h (abort): If abort is not defined, and neither is
2415 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
2416 reporting the line and filename of the error.
2418 * .gdbinit: Add breakpoints on exit and fancy_abort.
2420 * final.c (split_double): Avoid a compiler warning if
2421 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
2423 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
2424 for calling jump_optimize.
2426 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
2427 macros, rather than 0/1's.
2429 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
2431 * alpha.h (CONST_COSTS): Zero is always free.
2432 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
2434 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2436 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
2437 length in the name of a virtual table.
2439 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
2441 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
2443 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
2445 * version.c: Bump for snapshot.
2447 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
2449 * fold-const.c (fold_convert): Fix typo.
2451 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
2453 * alias.c (alias_invariant): New variable.
2454 (record_base_value): New argument INVARIANT.
2455 (memrefs_conflict_p): If a register has an entry in the alias_invariant
2456 array, try substituting that value for the register.
2458 * rtl.h: Declare record_base_value.
2460 * loop.c, unroll.c: Update callers of record_base_value.
2462 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
2463 ZERO_EXTEND do not affect base values.
2465 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
2467 * dbxout.c (dbxout_type): Fix typo.
2468 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
2470 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
2472 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
2474 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
2475 if the argument is the address of a structure or array.
2477 * configure.in: Enable Haifa scheduler by default for SPARC.
2479 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2481 * cse.c (cse_set_around_loop): Don't do optimization when
2482 new pseudos are created.
2484 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
2486 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
2488 (dbxout_type_method_1, dbxout_type): Likewise.
2489 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
2490 (dbxout_type): Fix check for when to print a type range in
2493 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2495 * (gen_shl_and, in case 1): Fix comparison with mask.
2497 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
2499 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
2500 pointer as second register in REG+REG pair.
2502 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2504 * c-common.c (check_format_info): Don't check for the 'x' format
2505 character twice, instead check for 'x' and 'X'
2507 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
2509 * Makefile.in (libgcc2.ready): Add explicit dependancy from
2510 $(STMP_FIXPROTO) to ensure all necessary include files have
2511 been created and to guarantee proper parallel builds.
2513 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2515 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
2516 register for stdarg functions.
2517 * sh.h (current_function_varargs): Declare.
2518 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
2520 1998-04-23 Jim Wilson <wilson@cygnus.com>
2522 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
2523 inhibit_libc is defined.
2525 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
2527 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
2529 * profile.c (tablejump_entry_p): New function.
2530 (branch_prob): Add code to recognize MIPS tablejump entry branch.
2531 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
2533 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
2535 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
2536 found, rather than at end of the loop, after the insn has been
2539 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2541 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
2542 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
2544 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
2546 * loop.c (note_addr_stored): Correct function to take 2 arguments,
2549 * rtl.def (MATCH_INSN2): Add new matching pattern.
2550 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
2552 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
2554 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
2555 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
2557 * final.c (split_double): Sign extend both halves of a split CONST_INT.
2559 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
2561 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
2563 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2565 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
2566 (cplus_demangle_opname): Call mop_up_squangle.
2567 (cplus_demangle): Initialize squangle info, then call
2568 internal_cplus_demangle. (Most code moved there as well)
2569 (internal_cplus_demangle): New function, performs most of what use
2570 to be done in cplus_demangle, but is only called with this file.
2571 (squangle_mop_up): New function to clean up B and K code data.
2572 (mop_up): set pointers to NULL after freeing.
2573 (demangle_signature, demangle_template, demangle_class): Add
2574 switch elements to handle K and B codes.
2575 (demangle_prefix, gnu_special, demangle_qualified): Add
2576 code to handle K and B codes.
2577 (do_type, demangle_fund_type): Handle B and K codes.
2578 (remember_Ktype): New function to store K info.
2579 (register_Btype, remember_Btype): New functions for B codes.
2580 (forget_B_and_K_types): New function to destroy B and K info.
2582 1998-04-21 Jim Wilson <wilson@cygnus.com>
2584 * stmt.c (check_seenlabel): When search for line number note for
2585 warning, handle case where there is no such note.
2587 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
2589 * genemit.c (gen_exp): Allow machine description to set mode of
2592 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
2594 * alias.c (mode_alias_check): New function.
2595 (true_dependence, anti_dependence, output_dependence): Call
2598 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
2600 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
2601 (MIPS_STACK_ALIGN): Similarly.
2603 * c-common.c (type_for_mode): Handle TI types.
2604 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
2605 (init_decl_processing): Handle TI types.
2606 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
2608 * mips.c (block_move_loop): Test Pmode == DImode instead of
2610 (expand_block_move, save_restore_insns): Likewise.
2611 (function_prologue, mips_expand_prologue): Likewise.
2612 (mips_expand_epilogue): Likewise.
2613 * mips.h (POINTER_SIZE): Allow specific targets to override.
2614 (Pmode): Allow specific targets to override.
2615 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
2616 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
2617 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
2618 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
2619 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2620 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
2621 * mips.md (indirect, tablejump & casesi support): Test for
2622 Pmode == DImode instead of TARGET_MIPS64.
2623 (call patterns): Likewise.
2625 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2627 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
2628 for gen_rtx(MEM, ...).
2630 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
2632 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
2633 to not be so gross, and to properly function with PIC.
2635 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
2637 * frame.c (heapsort): Rename to frame_heapsort.
2639 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
2641 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
2643 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
2645 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
2647 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
2648 operands during and after reload.
2650 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2652 * final.c (shorten_branches, init_insn_lengths): Move code
2653 to free label_align, uid_shuid, insn_lengths, insn_addresses
2654 and uid_align from the former function into the latter one;
2655 Add code to clear these variables.
2656 * sh.h (label_align): Remove declaration.
2658 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
2660 * gcc.c (lang_specific_driver): Declare prototype properly so
2661 fatal can be passed to it without error.
2663 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
2664 * configure: Regenerate.
2665 * config.in: Add #undef's for strchr and strrchr.
2667 * protoize.c (toplevel): If we have rindex, but not strrchr, map
2669 (file_could_be_converted): Use strrchr, not rindex since rindex is
2670 not defined on Linux systems when _POSIX_SOURCE is defined.
2671 (file_normally_convertible): Ditto.
2672 (process_aux_info_file): Ditto.
2675 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
2676 a constant to an integer register, don't split the insns that do
2677 the simple AND and OR operations, rather just split each word, and
2678 let the normal movsi define split handle it further.
2680 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2682 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
2683 (split_branches): Call init_insn_lengths.
2685 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
2687 * i386.c: Include expr.h to get the change_address prototype
2690 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
2692 * reg-stack.c (subst_asm_stack_regs): Change to return the last
2693 new insn generated by this function.
2694 (subst_stack_regs): Likewise.
2695 (convert_regs): Record the last newly generated insn and use
2696 it for change_stack () instead of INSN.
2698 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2700 * fix-header.c (enum special_file): Undefine enumerators if they
2701 are already defined by include files.
2702 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
2703 macro with '__' to not pollute user namespace.
2705 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
2707 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
2709 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
2711 * version.c: Bump for snapshot.
2713 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
2715 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
2717 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
2718 Add missing -Dpentium* options.
2719 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
2720 instead of CPP_CPU_DEFAULT.
2721 (EXTRA_SPECS): Add entry for cpp_cpu_default.
2723 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
2725 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
2726 negative in a stackless frame.
2727 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
2728 in stackless frame size. Support 64-bit stackless frame size.
2729 Combine fpmem offset calculations and don't add total_size to
2730 offset if not pushing a stack frame.
2732 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
2734 * regmove.c (fixup_match_1): In three places, in flag_exceptions
2735 check, change p to q.
2737 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
2739 * gcc.c (lang_specific_driver): Add new parm type to prototype.
2740 (added_libraries): New file scope static variable.
2741 (process_command): Initialize added_libraries. Pass it to
2742 lang_specific_driver.
2743 (main): Use added_libraries in check for no input files.
2745 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
2747 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
2748 code generation. Use 64 bit instructions in 32 bit mode when
2749 possible. Use V9 return instruction. UltraSPARC optimizations.
2751 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
2753 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
2755 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
2756 just pass zero. That will work regardless of the size of HARD_REG_SET.
2758 * libgcc2.c (__floatdisf): Fix a couple typos.
2760 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
2762 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
2764 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
2766 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
2768 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
2770 * emit-rtl.c (operand_subword_force): If a register can not be
2771 accessed by words, copy it to a pseudo register.
2773 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
2775 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
2777 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
2779 * tree.h (mark_seen_cases): Delete declaration.
2781 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
2783 * stmt.c (mark_seen_cases): Make static and add prototype.
2785 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2787 * frame.c: Include stdlib.h and unistd.h to possibly get various
2788 function prototypes. The fixproto script guarantees these header
2789 files exist on the target system.
2790 * libgcc2.c: Likewise.
2792 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
2793 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
2794 function parameters.
2795 * libgcc2.c (__udiv_w_sdiv): Likewise.
2797 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
2799 * varasm.c (asm_output_bss): Add prototype.
2800 (asm_output_aligned_bss): Likewise.
2802 * unroll.c (verify_addresses): Add prototype.
2804 * toplev.c: Add many prototypes. Too many to mention here.
2806 * stmt.c (check_seenlabel): Add prototype.
2808 * rtlanal.c (reg_set_p_1): Add prototype.
2809 (reg_set_last_1): Likewise.
2811 * reorg.c (find_dead_or_set_registers): Add prototype.
2813 * regmove (try_auto_increment): Add prototype.
2815 * reg-stack.c (pop_stack): Add prototype.
2817 * recog.c (validate_replace_rtx_1): Add prototype.
2818 (find_cosntant_term_loc): Likewise.
2820 * loop.c (regs_patch_p): Add prototype.
2821 (add_label_notes, count_nonfixed_reads): Likewise.
2822 (find_single_use_in_loop): Likewise.
2823 (express_from): Surround prototype with #ifdef.
2824 (giv_sort): Similarly.
2826 * jump.c (mark_modified_reg): Add prototype.
2828 * haifa-sched.c (is_prisky): Add prototype.
2829 (queue_to_ready): Likewise.
2831 * genextract.c (gen_insn): Add prototype.
2833 * genemit.c (max_operand_1): Add prototype.
2834 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
2835 (gen_expand, gen_explit, output_add_clobbers): Likewise.
2836 (output_init_mov_optab): Likewise.
2838 * genattrtab.c (attr_hash_add_rtx): Add prototype.
2839 (attr_hash_add_string, write_length_unit_log): Likewise.
2841 * genattr.c (init_range): Add prototype.
2843 * combine.c (sets_function_arg_p): Add prototype.
2845 * expr.c (store_constructor_field): Add prototype.
2846 (get_memory_usage_from_modifier): Likewise
2848 * expmed.c (synth_mult): Add prototype.
2849 (choose_multiplier, invert_mod2n): Likewise.
2851 * except.c (push_eh_entry): Add prototype.
2852 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
2853 (call_get_eh_context, start_dynamic_cleanup): Likewise.
2854 (start_dynamic_handler, can_throw): Likewise.
2855 (output_exception_table_entry, scan_region): Likewise.
2856 (eh_regs, set_insn_eh_region): Likewise.
2858 * dwarfout.c (decl_class_context): Add prototype.
2859 (output_inheritance_die, type_ok_for_scope): Likewise.
2861 * c-lex.c (skip_white_space_on_line): Add prototype.
2863 * alias.c (record_set): Add prototype.
2864 (find_base_term, base_alias_check): Likewise.
2866 * function.c (assign_outer_stack_local): Make static and add prototype.
2868 * haifa-sched.c (build_control_flow): Accept raw data as inputs
2869 instead of computing it locally. Callers changed.
2870 (find_rgns): Several new arguments. Callers changed.
2871 Generally clean up and comment better. Use dominators to
2872 identify reducible loops. Convert some flag arrays to bitmaps.
2873 Convert most of the code to work on pred/succ lists instead of
2874 an edge table. Add comments for future improvements.
2875 (schedule_insns): Allocate temporary tables for flow data, call
2876 routines to compute flow data and pass it along to children as
2878 (debug_control_flow): Delete. Use dump_bb_data instead.
2880 * basic-block.h (compute_dominators): Declare.
2882 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
2884 * basic-block.h: Declare them.
2886 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
2888 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
2891 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
2893 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
2894 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
2895 node is non NULL. Cache last file name and file name identifier node.
2897 1998-04-15 Mark Mitchell <mmitchell@usa.net>
2899 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
2900 the length of an array, not TREE_TYPE.
2902 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
2904 * flow.c (sbitmap_union_of_successors): New function.
2905 * basic-block.h (sbitmap_union_of_successors): Declare it.
2907 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
2909 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
2910 Set gnu_ld to gnu_ld_flag inside main loop.
2913 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
2915 * toplev.c (compile_file): Call init_parse using new interface.
2916 (init_lex): Remove declaration.
2918 * c-lex.c (init_parse): Now returns char* containing filename.
2920 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
2922 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
2924 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
2926 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
2927 (gen{extract,peep,opinit,output}): Ditto.
2929 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
2930 global definition so print-rtl.o can be linked in.
2931 * gen{peep,recog}.c (insn_attr_name): Ditto.
2933 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
2935 * fixincludes: discard empty C++ comments, as found in sys/time.h
2938 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2940 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
2943 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
2945 * emit-rtl.c (operand_subword): Rework slightly to avoid
2946 bogus warning from previous change.
2948 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
2950 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
2951 Nov 8 find_replacement change. Move decls of get_unaligned_address
2952 * alpha.h: ... here.
2954 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
2956 * function.c (assign_parms): Initialize unsignedp before passing
2957 its pointer to promote_mode.
2959 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
2960 (write_test_expr): Allow MATCH_INSN.
2962 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
2964 * install.texi: Update section on warnings that can be safely ignored.
2966 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
2968 * mips.md (reload_outdi): Change the scratch mode from DImode to
2969 TImode. New variable scratch, used instead of operand[2] in template.
2970 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
2972 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
2974 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
2976 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
2978 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
2980 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
2982 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2983 (ASM_FINISH_DECLARE_OBJECT): Likewise.
2985 * Idea and part of the patch from HJ.
2986 * Makefile.in: auto-host.h renamed from auto-config.h. All references
2988 (distclean): Remove auto-build.h too.
2989 * configure.in: Rename host autoconf generated file to auto-host.h.
2990 If host != build, then run autoconf to generate auto-build.h for
2991 the build machine and include it in build_xm_files.
2992 Check for wait.h and sys/wait.h.
2994 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
2995 TRULY_NOOP_TRUNCATION.
2997 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
2999 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
3001 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
3003 * invoke.texi (ld options) Include memset requirements
3004 for options -nodstdlib and -nodefaultlibs.
3006 1998-04-12 Paul Eggert <eggert@twinsun.com>
3008 This change is from an idea suggested by Arthur David Olson.
3010 * c-common.c (decl_attributes, record_function_format,
3011 check_format_info, init_function_format_info):
3012 Add support for strftime format checking.
3013 (enum format_type): New type.
3014 (record_function_format): Now static, and takes value of type
3015 enum format_type instead of int.
3016 (time_char_table): New constant.
3017 (struct function_format_info): format_type member renamed from is_scan.
3018 (check_format_info): Use `warning' rather than sprintf followed by
3019 `warning', to avoid mishandling `%' in warnings.
3020 Change `pedwarn' to `warning', since these warnings do not necessarily
3021 mean the program does not conform to the C Standard, as the code
3022 need not be executed.
3024 * c-tree.h (record_function_format): Remove decl; no longer extern.
3026 * extend.texi: Add documentation for strftime format checking.
3028 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
3030 * mips/ecoffl.h: Do not include mips.h.
3031 * mips/elf.h: Likewise.
3033 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
3034 * mips/ecoff.h: Include "mips/mips.h".
3036 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
3038 * version.c: Bump for snapshot.
3040 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
3042 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
3043 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
3044 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
3045 between loop optimization passes.
3046 * rtl.h: Updated appropriately.
3048 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
3050 Reinstall this patch from Jason.
3051 * function.c (push_function_context_to): Don't call init_emit.
3053 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
3055 * rtl.c (read_skip_spaces): Prevent infinite loops upon
3056 encountering unterminated comments.
3058 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
3060 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
3063 * configure.in: Handle --with-fast-fixincludes.
3064 (fixincludes): If --with-fast-fixincludes, then use a different
3065 fixincludes program by default.
3066 * Makefile.in (fixinc.sh): New rule.
3068 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
3070 * i386.md (movqi+1): Handle invalid QI register.
3071 (movsf_push-1): Likewise.
3073 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
3075 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
3077 symbolic_memort_operand(), call32_operand(), int8_operand(),
3078 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
3080 uint16_operand(): Made static.
3082 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
3084 * calls.c (expand_call): Fix typo.
3086 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
3088 * c-lex.c (finput): New global.
3089 (init_parse): Always included. Handle !USE_CPPLIB using
3090 code originally in compile_file.
3091 (finish_parse): Update for CPPLIB.
3092 * toplev.c (init_parse, finish_parse): Declare.
3093 (finput): Delete variable. Now in front-ends.
3094 (compile_file): Remove code which is now handled by init_parse
3095 which is unconditionally called. Similarly for finish_parse.
3097 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
3099 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
3100 ASM_WEAKEN_LABEL): Add.
3102 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
3104 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
3105 * configure.in (alpha-*-linux*): Use them.
3107 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
3109 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
3110 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
3111 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
3112 (build_expr_wfl): New prototype declaration.
3113 * tree.c (build_expr_wfl): New function, to build
3114 EXPR_WITH_FILE_LOCATION nodes.
3115 (copy_node): Don't zero TREE_CHAIN if copying a
3116 EXPR_WITH_FILE_LOCATION node.
3117 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
3118 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
3120 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
3122 * configure.in (v850): Use t-v850.
3123 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
3125 * protoize.c (creat, read, write): Do not declare.
3127 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
3128 refer to the CODE_LABEL before a dispatch table.
3130 * invoke.texi: Add ARC options.
3132 * gcc.c (proces_command): Improve error message for -o with
3135 * i386/x-cygwin32 (CLIB): Link in advapi32.
3137 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
3138 (ASM_IDENTIFY_LANGUAGE): Likewise.
3140 * i386.md (movqi recognizer): Don't perfom byte increment into
3143 * configure.in (x86-dg-dgux): Run fixinc.dgux.
3145 * i370.h: Fix typo in GEN_INT changes.
3147 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
3148 of an empty arglist in prototype.
3150 * Makefile.in: Remove bytecode crud that crept back in after the
3153 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
3155 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
3156 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
3158 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
3160 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3162 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
3164 * c-lex.c (is_class_name): Delete declaration.
3165 (whitespace_cr): Make static and add prototype.
3166 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
3167 yylex, get_directive_line): Turn declarations into prototypes.
3168 (position_after_whitespace, check_newline, yyerror,, is_class_name,
3169 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
3171 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
3173 * gencodes.c (gen_insn): Add prototype.
3174 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
3175 gen_peephole): Add prototypes.
3176 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
3178 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
3179 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
3180 genheader, gencode): Add prototypes.
3181 * genopinit.c (gen_insn): Add prototype.
3182 * genoutput.c (output_prologue, output_epilogue, scan_operands,
3183 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
3184 gen_expand, gen_split, n_occurrences): Add prototypes.
3185 * genpeep.c (gen_peephole): Add prototype.
3186 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
3187 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
3188 labels_in_range_p, count_loop_regs_set, note_addr_stored,
3189 loop_reg_used_before_p, scan_loop, replace_call_address,
3190 skip_consec_insns, libcall_benefit, ignore_some_movables,
3191 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
3192 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
3193 check_final_value, record_giv, update_giv_derive, basic_induction_var,
3194 simplify_giv_expr, general_induction_var, consec_sets_giv,
3195 check_dbra_loop, express_from, combine_givs_p, combine_givs,
3196 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
3197 last_use_this_basic_block, record_initial, update_reg_last_use,
3198 iteration_info, analyze_loop_iterations, insert_bct,
3199 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
3202 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
3204 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3206 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
3208 * config/mips/mips.c (siginfo): Deleted.
3209 (override_options): Don't install SIGINFO signal handler.
3211 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
3213 * loop.c (check_dbra_loop): When normalize comparison_val, add check
3214 to verify it is non-negative.
3216 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
3218 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
3219 (alpha_expand_block_clear): Likewise.
3221 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
3223 * tree.h (sizetype_tab): Fix previous change for K&R.
3225 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
3227 * version.c: Bump for snapshot.
3229 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
3231 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
3232 Add USG and POSIX to xm_defines.
3234 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
3236 * gcc.c: Add linker spec.
3237 (link_command_spec): Use %(linker) instead of ld.
3238 (main): If collect2 is requested as the linker, see if it exists;
3239 if not, use ld instead.
3241 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
3243 (install-collect2): Install as collect2, not ld.
3245 * configure.in(will_use_collect2): It's named collect2 now.
3247 * collect2: Remove checks to see if we were invoked recursively.
3248 (collect_execute): Use _spawnvp under cygwin32.
3250 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
3252 * haifa-sched.c (build_control_flow): Set unreachable for block whose
3253 only predecessor is itself.
3255 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3257 * c-parse.in: Include system.h, and remove stuff now made redundant.
3260 * protoize.c: Likewise. Properly check for cpp stringification.
3262 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
3265 * objc/Make-lang.in (objc-parse.o): Likewise.
3267 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3269 * gansidecl.h: Check if compiler supports __attribute__. Provide
3270 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
3271 __attribute__ when its available. Also provide definitions for
3272 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
3273 terms of ATTRIBUTE_PRINTF.
3275 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
3278 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
3280 * combine.c (can_combine_p): Include successor in volatile test.
3282 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3284 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
3287 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
3289 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
3290 in prototype and definition.
3292 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
3294 * version.c: Bump for snapshot.
3296 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
3298 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
3299 alpha_expand_unaligned_store_words.
3301 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
3303 * i386.md (movsf_push, movsf_mem): Remove.
3304 (movsf_push): Rename from movsf_push_nomove and move in front of
3305 movsf. Use nonmemory_operand predicate and don't bother checking
3307 (movsf_push_memory): New pattern.
3308 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
3309 both operands refer to memory then force operand[1] into a register.
3310 (movsf_normal): Change to unnamed pattern.
3311 Likewise for movdf, movxf, and friends.
3313 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
3315 * version.c: Bump for snapshot.
3317 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
3319 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
3321 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
3323 * configure.in (mips-wrs-vxworks): New target.
3325 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
3327 * expmed.c (synth_mult): The value -1, has no zeros, so it can
3328 never have the form ...011.
3330 * version.c: Bump for snapshot.
3332 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
3334 * i386.c (asm_output_function_prefix, load_pic_register):
3335 Use ASM_GENERATE_INTERNAL_LABEL properly.
3336 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
3337 (print_operand): Ignore it.
3338 (load_pic_register): Use it for the got load call.
3339 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
3340 (prologue_get_pc_and_set_got): Likewise.
3341 * i386.h: Update print_operand docs.
3343 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
3345 * i386.md (ffssi, ffshi): Rewrite as define_expands.
3346 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
3347 * i386.c (notice_update_cc): Recognize unspec 5.
3349 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
3351 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
3352 * alpha.c (print_operand): Handle it.
3353 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
3355 (fix_truncdfdi2): Likewise.
3357 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
3359 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
3360 of these into a single struct, with additional [us]sizetype entries.
3361 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
3362 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
3365 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
3367 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
3369 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
3371 * haifa-sched.c (split_block_insns): Don't supress insn splitting
3372 on subsequent passes.
3374 * alpha.c (hard_fp_register_operand): New function.
3375 * alpha.h (PREDICATE_CODES): Add it.
3376 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
3377 f<-m case and accompanying define_split.
3378 (trapb): Use a unique unspec_volatile number.
3380 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
3382 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
3385 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
3387 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
3390 * haifa-sched.c: Mirror recent changes from gcc2.
3392 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
3394 * Makefile.in (insn*.o): Depend on system.h.
3396 * pa.c (output_global_address): Initialize base.
3397 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
3399 1998-04-03 Mike Stump <mrs@wrs.com>
3401 * gthr.h: Support systems that don't have weak, but have threads.
3402 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
3403 * gthr-vxworks.h: New file.
3404 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
3406 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
3408 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
3410 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
3412 * ginclude/va-i960.h (va_end): Change void * to void.
3414 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3416 * Makefile.in (choose-temp.o): Depend on system.h.
3418 * choose-temp.c: Include system.h when IN_GCC.
3420 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
3421 Richard Henderson <rth@cygnus.com>
3423 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
3424 (move_replacements): New function.
3425 * reload.h: Prototype it.
3427 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
3429 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
3431 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
3434 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
3435 (gen_highpart): Likewise.
3436 * final.c (alter_subreg): Allow the target to hook by-mode subreg
3437 hard register number changes.
3439 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
3441 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
3442 rnbitsize, rnmode and rinner.
3443 (make_range): Initialize type.
3444 (fold): Initialize arg0, arg1 and varop.
3446 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
3448 (expand_function_start): Initialize last_ptr.
3450 * stor-layout.c (layout_record): Initialize desired_align.
3451 (get_best_mode): Initialize unit.
3453 * tree.c (copy_node): Initialize length.
3455 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
3457 * caller-save.c (insert_save_restore): Initialize pat, code and
3460 * emit-rtl.c (push_to_sequence): Initialize top.
3461 (push_topmost_sequence): Likewise.
3463 * genattrtab.c (simplify_by_exploding): Initialize defval.
3465 * profile.c (branch_prob): Initialize dest.
3467 * rtl.h (note_stores): Remove duplicate prototype.
3468 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
3470 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
3471 strings that are not actually lengths.
3473 * genattrtab.c: Make generated file use system.h, instead of
3474 including stdio.h, etc directly.
3475 * genextract.c, genopinit.c, genoutput.c: Likewise.
3476 * genpeep.c, genrecog.c: Likewise
3478 * genoutput.c (process_template): Mark operands in the generated
3479 function as potentially unused if compiling with GNU CC.
3481 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
3483 * pa.md (reload peepholes): Remove unused variable "mode".
3485 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
3487 * config/arm/thumb.h: Add super interworking support.
3488 * config/arm/thumb.c: Add super interworking support.
3489 * config/arm/thumb.md: Add super interworking support.
3490 * config/arm/lib1funcs.asm: Add interworking support.
3491 * config/arm/lib1thumb.asm: Add super interworking support.
3492 * config/arm/t-semi: Add interworking support.
3493 * config/arm/t-thumb: Add interworking support.
3494 * config/arm/README-interworking: New file.
3496 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
3498 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
3499 (MD_STARTFILE_PREFIX): Unset.
3501 1998-04-01 Mark Mitchell <mmitchell@usa.net>
3503 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
3504 entity in a local scope.
3506 * fold-const.c (fold): Call truthvalue_conversion for values which
3507 are folded to boolean type.
3509 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
3511 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
3512 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
3513 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
3514 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
3515 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
3516 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
3517 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
3518 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
3519 * md.texi: Likewise.
3521 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
3523 * fixincludes (limits.h): Fix nested comments in Motorola's
3524 limits.h and sys/limits.h.
3526 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
3528 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
3529 as dest of expand_binop call.
3531 * alpha.md (extzv): Correct check for valid operand[2] values.
3533 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
3536 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
3538 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
3540 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
3541 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
3543 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
3544 cygwin32 can override this to allow both unix and win32 style PATHs.
3546 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
3547 style environment paths.
3549 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3551 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
3552 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
3553 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
3556 * cpphash.c: Include config.h.
3557 * cppalloc.c: Include system.h. Add parameters to various
3558 function prototypes.
3559 * cpperror.c: Likewise.
3560 * cppexp.c: Likewise.
3561 * cpphash.c: Likewise.
3562 * cpplib.c: Likewise.
3563 * cppmain.c: Likewise.
3564 * fix-header.c: Likewise.
3566 * gen-protos.c: Likewise.
3567 * gengenrtl.c: Likewise.
3568 * halfpic.c: Likewise.
3570 * scan-decls.c: Likewise.
3573 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
3575 * README.gnat: Add lang_print_xnode definition.
3577 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3579 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
3580 fmovecr on the 68060.
3582 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
3584 * genemit.c (DONE): Rework so that it works in the true arm if
3585 an if-else conditional.
3588 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
3590 * rs6000.c: Do not include stdioh or ctype.h anymore.
3592 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
3594 (stor-layout.o): Likewise.
3595 * c-typeck.c: Include rtl.h and expr.h.
3596 * stor-layout.c: Likewise.
3598 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
3599 All callers changed.
3600 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
3601 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
3602 All callers changed.
3604 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
3606 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
3608 * tree.h (lang_print_xnode): Provide prototype.
3610 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
3612 * version.c: Bump for snapshot.
3614 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
3616 * objc/sendmsg.c (__objc_block_forward): Add braces for return
3617 value if INVISIBLE_STRUCT_RETURN.
3619 * pa.c (arith_double_operand): Fix parens.
3621 * haifa-sched.c (print_pattern): Correct arg to sprintf.
3623 * Makefile.in (libgcc1.null): Make return type for __foo void.
3625 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
3627 * pa.h: Add declarations for many functions defined in pa.c.
3629 * genpeep.c (main): Remove unused variable 'i' from the generated
3632 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
3633 (gen_split): Likewise.
3634 (main): Rework generated definitions of DONE and FAIL so that they
3635 no longer use gotos. Avoids warnings about unused labels.
3637 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
3638 unused "junk" variable.
3640 * genattrtab.c (write_complex_function): Add a default case in
3641 generated switch statement to keep -W -Wall quiet.
3643 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
3645 * invoke.texi: Document more ARM and Thumb command line options.
3647 * config/arm/xm-thumb.h: New file.
3649 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
3651 * stmt.c (expand_expr_stmt): Must generate code for
3652 statements within an expression (gcc's `({ ... )}')
3653 even if -fsyntax-only.
3655 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3656 Jeffrey A Law (law@cygnus.com)
3658 * basic-block.h (basic_block_computed_jump_target): Declare.
3659 * flags.h: (current_function_has_computed_jump): Declare.
3660 * flow.c: (basic_block_computed_jump_target): Define.
3661 (flow_analysis): Allocate it. Set current_function_has_computed_jump
3663 (find_basic_blocks): Set current_function_has_computed_jump and
3664 elements of basic_block_computed_jump_target to 1 as appropriate.
3665 * function.c: (current_function_has_computed_jump): Define.
3666 * global.c (global_conflicts): Don't allocate pseudos into stack regs
3667 at the start of a block that is reachable by a computed jump.
3668 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
3670 (subst_stack_regs): Undo change from Sep 4 1997.
3671 (uses_reg_or_mem): Now unused, deleted.
3672 * stupid.c (stupid_life_analysis): Compute
3673 current_function_has_computed_jump.
3674 (stupid_find_reg): Don't allocate stack regs if the function has a
3676 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
3677 the current function has a computed jump. Use the global value
3680 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
3682 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
3683 (DWARF2_UNWIND_INFO): Define to zero.
3685 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
3687 * gcc.c (set_std_prefix): Add declaration.
3688 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
3689 suffix, and update the standard prefix prefix.c uses.
3691 * prefix.c (std_prefix): New global to hold default prefix value.
3692 (get_key_value): Change to use std_prefix instead of PREFIX.
3693 (translate_name): Ditto.
3694 (update_path): Ditto.
3695 (get_key_value): Release allocated scratch storage.
3696 (set_std_prefix): New function to reset the standard prefix.
3698 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3700 * sh.c (find_barrier): Fix calculations for alignment increase.
3702 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
3704 * Makefile.in (stmp-fixinc): If we're actually fixing include
3705 files, copy gcc's assert.h into the fixed include dir.
3706 * fixincludes (assert.h): Avoid any attempts to fix a probably
3707 broken system specific assert.h file.
3708 * fixproto (stdlib.h): Make sure, it'll contain a definition of
3711 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
3713 * regclass.c (reg_scan_mark_refs): Be more selective about
3714 when we mark a register with REGNO_POINTER_FLAG.
3716 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3718 reload inheritance improvement:
3719 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
3720 Change meaning: index is now hard reg number.
3721 (reg_reloaded_valid, reg_reloaded_dead): New variables.
3722 (reload_spill_index): Content is now a hard reg number.
3723 (reload_as_needed): Change to fit new variable meaning.
3724 (forget_old_reloads_1, allocate_reload_reg): Likewise.
3725 (choose_reload_regs, emit_reload_insns): Likewise.
3727 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3729 * regclass.c (record_reg_classes): '?' increases cost by two.
3731 * reload.c (find_reloads): Double previous costs. Output
3732 reloads cost one unit extra.
3734 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
3735 boiled down to && ! 0.
3737 * reload.c (find_equiv_reg): Also consider a goal offset from the
3738 frame pointer to be constant.
3740 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3742 * sh.h (OPTIMIZATION_OPTIONS): Define.
3744 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
3746 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
3748 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
3750 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
3752 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
3754 * c-common.c (check_format_info): Initialize type, is_type. New local
3755 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
3756 when pedantic if used with integral format specifier.
3758 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
3760 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
3762 (function_arg_padding): Declare.
3764 * rs6000.c: Include system.h.
3765 (function_arg_padding): Change return type to int, cast enum's to
3768 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
3769 * collect2.c (scan_prog_file): Add explicit braces to avoid
3772 * dbxout.c (dbxout_type_fields): Add braces around empty body in
3774 (dbxout_type): Likewise.
3776 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
3777 `ptt_size' from int to size_t.
3778 (rs6000_file_start): Likewise for `i'.
3779 (rs6000_replace_regno): Add default case in enumeration switch.
3780 (output_epilog): Remove unused variable `i'.
3781 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
3784 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
3786 (get_issue_rate, non_logical_cint_operand): Add prototype.
3787 (rs6000_output_load_toc_table): Ditto.
3789 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
3792 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
3794 * config/arm/thumb.c: New File. Support for ARM's Thumb
3796 * config/arm/thumb.h: New File. Thumb definitions.
3797 * config/arm/thumb.md: New File. Thumb machine description.
3798 * config/arm/tcoff.h: New File. Thumb COFF support.
3799 * config/arm/t-thumb: New File. Thumb makefile fragment.
3800 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
3802 * configure.in: Add Thumb-coff target.
3803 * configure: Add Thumb-coff target.
3804 * config.sub: Add Thumb-coff target.
3806 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
3808 * loop.c (scan_loop): Initialize move_insn_first to zero.
3810 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
3812 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
3813 * config/i386/rtems.h: Likewise.
3814 * config/i960/rtems.h: Likewise.
3815 * config/m68k/rtems.h: Likewise.
3816 * config/mips/rtems64.h: Likewise.
3817 * config/pa/rtems.h: Likewise.
3818 * config/rs6000/rtems.h: Likewise.
3819 * config/sh/rtems.h: Likewise.
3820 * config/sparc/rtems.h: Likewise.
3822 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3824 * pa.c (emit_move_sequence): If in reload, call find_replacement.
3826 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
3828 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
3830 * collect2.c (find_a_file): Add debugging.
3831 (find_a_file): Test for win32 style absolute paths if
3832 DIR_SERPARATOR is defined.
3833 (prefix_from_string): Add debugging.
3834 (main): Test for debug command line switch at start of program
3836 (main): Use GET_ENVIRONMENT rather than getenv().
3837 (prefix_from_env): Use GET_ENVIRONMENT.
3839 1998-03-24 Mark Mitchell <mmitchell@usa.net>
3841 * cplus-dem.c (optable): Add sizeof.
3842 (demangle_template_value_parm): New function containing code
3843 previously found in demangle_template.
3844 (demangle_integral_value): New function which handles complicated
3845 integral expressions.
3846 (demangle_template): Use them.
3848 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3850 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
3851 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
3852 genattrtab.o, genoutput.o): Depend on system.h.
3854 * genattr.c: Include system.h. Add arguments to various function
3855 prototypes. Remove redundant prototype of read_rtx().
3856 * genattrtab.c: Likewise.
3857 * gencodes.c: Likewise.
3858 * genconfig.c: Likewise.
3859 * genemit.c: Likewise.
3860 * genextract.c: Likewise.
3861 * genflags.c: Likewise.
3862 * genopinit.c: Likewise.
3863 * genoutput.c: Likewise.
3864 * genpeep.c: Likewise.
3865 * genrecog.c: Likewise.
3867 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
3869 * c-lang.c (lang_print_xnode): New function.
3870 * objc/objc-act.c (lang_print_xnode): Likewise.
3871 * print-tree.c (print_node): Call it
3873 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
3875 * c-parse.in: Recognize protocol qualifiers in class
3876 definitions for objc.
3878 (yyerror): Remove redundant decl.
3879 (yyprint): Fix prototype.
3881 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
3883 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
3885 * stmt.c (unroll_block_trees): Free block_vector if needed.
3887 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
3889 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
3890 (zero_extendsidi2): Avoid useless copy.
3891 (iordi_zext): New pattern.
3892 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
3894 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
3896 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
3897 (ashldi3): Allow constant shift count in range ]32,63].
3898 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
3900 1998-03-22 Mark Mitchell <mmitchell@usa.net>
3902 * tree.h (IS_EXPR_CODE_CLASS): New macro.
3904 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
3906 * h8300.h (CONST_COSTS): Remove definition.
3907 (DEFAULT_RTX_COSTS): Define.
3909 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
3911 * config/sh/rtems.h: Switched from ELF to COFF.
3913 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3915 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
3917 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
3919 * version.c: Bump for snapshot.
3921 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
3922 Geoff Noer <noer@cygnus.com>
3924 * Makefile.in: Various fixes for building cygwin32 native toolchains.
3926 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
3927 * objc/Make-lang.in: Likewise.
3929 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
3931 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
3933 * configure.in: Handle with-PACKAGE=no correctly
3935 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3937 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
3938 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
3939 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
3940 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
3941 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
3942 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
3943 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
3944 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
3945 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
3946 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
3949 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
3950 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
3951 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
3952 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
3953 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
3954 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
3955 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
3956 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
3957 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
3958 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
3959 xcoffout.c: Include system.h. Organize include ordering so
3960 that stdarg/varargs comes before other system headers. Remove
3961 spurious casts of functions assured of a prototype in system.h.
3963 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
3965 * reg-stack.c (pop_stack): Define. Pops any register on the
3966 regstack and adjusts regstack.
3967 (compare_for_stack_reg): Use pop_stack.
3969 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
3971 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
3974 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
3976 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
3978 * fold-const.c (fold): Replace sign-extension of a zero extended
3979 value by a single zero extension.
3981 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
3983 * except.c (init_eh): Do nothing.
3984 (save_eh_status): Call init_eh_for_function, not init_eh.
3985 * function.c (push_function_context_to): Don't call init_emit.
3987 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
3989 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
3992 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3994 * final.c (shorten_branches): Add parentheses around +/- in
3997 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
3999 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
4001 * regclass.c (memory_move_secondary_cost): Wrap uses of
4002 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
4005 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4007 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
4009 * flow.c (life_analysis): #include <sys/types.h> to make sure
4011 * cplus-dem.c (demangle_function_name): Likewise.
4013 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
4015 * final.c (insn_noperands): Change type to unsigned int.
4016 (final_scan_insn): Likewise for noperands;
4017 properly check operand number boundaries.
4019 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
4021 * alpha.md (extzv): Don't reject register operands. Fix
4024 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
4026 * dbxout.c (dbxout_function_end): Fix last change. The correct
4027 predicate is ASM_OUTPUT_SECTION_NAME.
4029 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4031 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
4032 (ashlsi): Use match_dup 1 instead of match_operand 2.
4034 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4036 * fold-const.c (operand_equal_for_comparison_p): See if equal
4037 when nop conversions are removed.
4039 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4041 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
4042 don't use ORIGINAL_TARGET unless REG.
4044 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4046 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
4048 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4050 * loop.c (struct movable): New field move_insn_first.
4051 (scan_loop): In consec sets code, set it. Clear it otherwise.
4052 (move_movables): In consec sets code, use it. Copy REG_NOTES from
4053 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
4056 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
4058 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
4059 is large, and the system doesn't provide atoll or atoq.
4062 * alpha/xm-vms.h (HAVE_ATOLL): Define.
4063 Reported by Klaus Kaempf <kkaempf@progis.de>.
4065 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4067 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
4068 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
4070 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
4071 test !ACCUMULATE_OUTGOING_ARGS.
4073 * collect2.c (write_c_file_glob): Wrap function definition in
4074 macro test !LD_INIT_SWITCH.
4076 * combine.c (try_combine): Wrap variables `cc_use' and
4077 `compare_mode' in macro test EXTRA_CC_MODES.
4079 * cpplib.c (do_ident): Remove unused variable `len'.
4080 (skip_if_group): Remove unused variables `at_beg_of_line' and
4082 (cpp_get_token): Remove unused variable `dummy'.
4084 * dbxout.c (scope_labelno): Move static variable definition inside
4085 the one function scope where it is used.
4086 (dbxout_function_end): Wrap prototype and definition in
4087 macro test !NO_DBX_FUNCTION_END.
4089 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
4090 in macro test !MIPS_DEBUGGING_INFO.
4092 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
4093 into the scope where it is used. Wrap empty else-statement body
4096 * fix-header.c: Fix typo in comment.
4097 (inf_skip_spaces): Cast results of INF_UNGET to (void).
4098 (check_protection, main): Likewise.
4100 * flow.c (find_basic_blocks_1): Remove dangling comment text.
4102 * function.c (contains): Wrap prototype and definition in macro
4103 test HAVE_prologue || HAVE_epilogue.
4104 (fixup_var_refs_1): Remove unused variable `width'.
4106 * gen-protos.c (main): Remove unused variable `optr'.
4108 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
4110 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
4111 (__sjpopnthrow): Remove unused variable `jmpbuf'.
4112 (__throw): Remove unused variable `val'.
4114 * protoize.c: Check for a previously existing definition before
4115 defining *_OK macros.
4117 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
4119 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4121 * vax.h (ADDR_VEC_ALIGN): Define.
4123 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
4125 * gcc.c (default_arg): Don't wander off the end of allocated
4128 (From Geoffrey Keating <geoffk@ozemail.com.au>)
4129 * rs6000.c (small_data_operand): Ensure that any address
4130 referenced relative to the small data area is inside the SDA.
4132 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
4134 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
4136 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
4138 * except.h (in_same_eh_region): New prototype.
4139 (free_insn_eh_region, init_insn_eh_region): New prototypes.
4140 * except.c (insn_eh_region, maximum_uid): New static variables.
4141 (set_insn_eh_region): New static function to set region numbers.
4142 (free_insn_eh_region): New function to free EH region table.
4143 (init_insn_eh_region): New function to initialize EH region table.
4144 (in_same_eh_region): New function used to determine if two rtl
4145 instructions are in the same exception region or not.
4146 * final.c (final): Initialize the table indicating which instructions
4147 belong in which exception region.
4148 * genpeep.c (main): Add "except.h" to include file list in generated
4150 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
4151 peepholes involving calls and unconditional branches.
4153 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
4155 * README.gnat: New file.
4157 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4159 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
4160 "recog.h" for offsettable_memref_p.
4161 (legitimize_pic_address): Remove unused variable `offset'.
4162 (notice_update_cc): Change return type to void. Add default label
4164 (standard_68881_constant_p): Remove unused variable mode.
4165 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
4166 (const_int_cost): Explicitly declare as returning int.
4167 (output_dbcc_and_branch): Change return type to void.
4169 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
4170 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
4171 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
4173 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
4175 * version.c: Bump for snapshot.
4177 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4179 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
4180 check for 'M' constraint.
4182 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
4184 * cccp.c (create_definition): If pedantic, call pedwarn for macro
4187 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
4189 * i386.c (ix86_logical_operator): New function.
4190 (split_di): Ensure that when a MEM is split, the resulting MEMs have
4192 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
4195 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4196 Richard Earnshaw <rearnsha@arm.com>
4197 Nick Clifton <nickc@cygnus.com>
4199 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
4201 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
4203 * cse.c (rtx_cost): Provide a default case in an enumeration
4204 switch, and call DEFAULT_RTX_COSTS if it's defined.
4206 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
4208 * basic-block.h (compute_preds_succs): Change return type in
4210 * flow.c (compute_preds_succs): Likewise in function definition.
4212 * regmove.c (find_matches): Cast char used as array index to unsigned char
4215 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
4217 * i386.h (RTX_COSTS): Insert braces around nested if.
4218 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
4221 * gcc.c (default_compilers): Properly put brackets around array elements in
4224 * getopt.c (_getopt_internal): Add explicit braces around nested if;
4227 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
4228 (record_reg_life_pat): Add explicit parens around && and || in expression.
4229 (stack_reg_life_analysis): Add parens around assignment used as expression.
4230 (convert_regs): Likewise.
4232 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
4234 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
4235 change callers accordingly.
4237 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
4238 and definition; change all callers accordingly.
4240 * except.c (init_eh): Avoid assignment of unused return value of
4241 build_pointer_type; cast it to void, instead, and remove unused
4244 * gcc.c (lang_specific_driver): Define prototype only #ifdef
4245 LANG_SPECIFIC_DRIVER.
4246 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
4248 * genoutput.c (output_epilogue): Initialize next_name to 0.
4250 * real.c (efrexp): #if 0 prototype and function definition.
4251 (eremain): Likewise.
4258 * reload.c (push_secondary_reload): Define prototype only
4259 #ifdef HAVE_SECONDARY_RELOADS.
4261 * varasm.c (assemble_static_space): Define rounded only
4262 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
4264 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4266 * i386.md (andsi): Add default case in enumeration switch.
4271 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
4273 * c-decl (finish_struct): Change type of min_align to unsigned.
4275 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
4276 remove unused variable len.
4278 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
4279 comment indicating this is proper behaviour.
4280 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
4282 (based_loc_descr): Likewise.
4284 * enquire.c (bitpattern): Change type of variable i to unsigned.
4286 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
4288 * flow.c (life_analysis): Change type of variable i to size_t;
4289 remove unused variable insn.
4291 * gcc.c (translate_options): Change type of variables optlen, arglen and
4293 (input_filename_length): Change type to size_t.
4294 (do_spec_1): Change type of variable bufsize to size_t.
4295 (main): Change type of variables i and j to size_t;
4296 remove subblock local definition of variable i.
4297 (lookup_compiler): Change type of second argument to size_t;
4298 change type of variable i to size_t.
4300 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
4302 * genopinit.c (get_insn): Change type of variable pindex to size_t.
4304 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
4306 * global.c (global_alloc): Change type of variable i to size_t.
4308 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
4310 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
4311 (expand_end_case): Change type of variable count to size_t.
4313 * toplev.c (main): Change type of variable j to size_t.
4314 (set_target_switch): Change type of variable j to size_t.
4315 (print_switch_values): Change type of variable j to size_t;
4316 remove unused variable flags.
4318 * varasm.c (assemble_variable): Change type of variable align to size_t.
4319 (const_hash_rtx): Change type of variable i to size_t.
4321 1998-03-11 Mark Mitchell <mmitchell@usa.net>
4323 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
4324 TREE_VEC if that's what it really is.
4326 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
4328 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
4331 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
4333 * gthr.h: Changed the comment about return values.
4334 * gthr-solaris.h (__gthread_once): Do not use errno; return the
4335 error number instead of -1.
4336 (__gthread_key_create): Any non-zero return value is an error.
4337 * libgcc2.c (eh_context_initialize): Check for non-zero return
4338 value from __gthread_once.
4339 Check that the value of get_eh_context was really changed.
4341 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4343 * sh.h (LOOP_ALIGN): Only align when optimizing.
4344 * sh.c (find_barrier): Clear inc for CODE_LABELs.
4345 When not optimizing, calculate alignment for BARRIERs directly.
4347 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4349 * final.c (shorten_branches): Remove conditionalizing on
4350 SHORTEN_WITH_ADJUST_INSN_LENGTH
4351 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
4353 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
4355 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
4356 an unconditional jump around deleted blocks.
4358 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
4360 * profile.c (branch_prob): If see computed goto, call fatal instead of
4363 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
4365 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
4366 Patch from Bruno Haible.
4368 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
4369 (assign_parms): Set aggregate if hide_last_arg and last_named.
4371 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4373 * final.c (shorten_branches): Initialize insn_addresses.
4375 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4377 * sh.h (MUST_PASS_IN_STACK): Define.
4379 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
4381 * final.c (shorten_branches): Fix minor logic error in
4382 ADDR_DIFF_VEC shortening support.
4384 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
4386 * version.c: Bump for snapshot.
4388 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
4390 * haifa-sched.c (is_cfg_nonregular): Change return type to
4391 an int. No longer compute "estimated" number of edges. Use
4392 computed_jump_p instead of duplicating the code. Fixup/add
4394 (build_control_flow): Returns a value indicating an irregularity
4395 in the cfg was detected. Count the number of edges in the cfg.
4396 allocate various edge tables.
4397 (find_rgns): No longer look for unreachable blocks.
4398 (schedule_insns): Do not allocate memory for edge tables here.
4399 Free memory for edge tables before returning. Do not perform
4400 cross block scheduling if build_control_flow returns nonzero.
4401 * flow.c (compute_preds_succs): More accurately determine when
4404 * basic-block.h (free_basic_block_vargs): Provide prototype.
4406 * cccp.c (main): Fix dumb mistakes in last change.
4408 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4410 * rtl.h (addr_diff_vec_flags): New typedef.
4411 (union rtunion_def): New member rt_addr_diff_vec_flags.
4412 (ADDR_DIFF_VEC_FLAGS): New macro.
4414 * sh.c (output_branch): Fix offset overflow problems.
4416 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
4417 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
4418 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
4419 * stmt.c (expand_end_case): Supply new arguments to
4420 gen_rtx_ADDR_DIFF_VEC.
4421 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
4422 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
4423 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
4424 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
4425 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
4426 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
4427 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
4428 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
4429 * i386/freebsd.h, i386/linux.h : Likewise.
4430 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
4431 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
4432 * m68k/mot3300.h, m68k/sgs.h : Likewise.
4433 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
4434 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
4435 (CASE_VECTOR_SHORTEN_MODE): Define.
4436 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
4437 (med_branch_p, braf_branch_p): Don't declare.
4438 (mdep_reorg_phase, barrier_align): Declare.
4439 (ADJUST_INSN_LENGTH): Remove alignment handling.
4440 * sh.c (uid_align, uid_align_max): Deleted.
4441 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
4442 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
4443 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
4444 (output_far_jump): Don't use braf_branch_p.
4445 (output_branchy_insn): Don't use branch_offset.
4446 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
4447 Remove paired barrier stuff.
4448 Don't use cache_align_p.
4449 Take alignment insns into account.
4450 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
4452 (barrier_align, branch_dest): New function.
4453 (machine_dependent_reorg, split_branches): Remove infrastructure
4454 for branch shortening that is now provided in the backend.
4455 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
4456 (braf_branch_p, braf_cbranch_p): Likewise.
4457 (attribute length): Use new attributes.
4458 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
4459 (addr_diff_vec_adjust): Delete.
4460 (align_2): Now a define_expand.
4461 (align_log): Now length 0.
4463 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
4465 * m32r.md (right): Correctly check for length == 2, not 1.
4467 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4469 * mips/mips.h: Prototype `machine_dependent_reorg'.
4470 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
4472 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4474 * final.c (shorten_branches): Restore accidentally removed code.
4476 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4478 * configure.in: Remove duplicate uses of AC_PROG_CC and
4481 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
4483 * configure.in (target_cpu_default2): Correct typo for alphapca56.
4485 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
4486 Doug Evans (devans@cygnus.com)
4488 * haifa-sched.c (build_jmp_edges): Delete dead function.
4489 (build_control_flow): Use cfg routines from flow.c
4490 (schedule_insns): Remove debugging code accidentally checked
4493 * basic-block.h: Add external integer list structures, typdefs,
4494 accessor macros and function declarations. Simlarly for
4495 basic block pred/succ support and simple bitmap stuff.
4496 * flow.c: Add functions for integer list, basic block pred/succ
4497 support and simple bitmap support.
4498 (compute_dominators): New function to compute dominators and
4500 (find_basic_blocks): Split into two functions.
4501 (life_analysis): Likewise.
4502 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
4503 the life_analysis from toplev.c
4504 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
4505 life_analysis instead of flow_analysis.
4507 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4509 * jump.c (jump_optimize): Call mark_jump_label also for deleted
4511 (mark_jump_label): Don't increment ref counts for deleted insns.
4513 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4515 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
4517 * mips/mips.c: Include stdlib.h and unistd.h.
4518 (mips_asm_file_end): Add braces around empty body in an if-statement.
4519 (function_prologue): Wrap variable `fnname' in
4520 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
4521 (mips_select_rtx_section, mips_select_section): Declare as void.
4523 * mips/mips.h: Add prototypes for extern functions in mips.c.
4524 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
4525 (ENCODE_SECTION_INFO): Add braces around empty body in an
4528 * mips/mips.md (movdi): Add parentheses around && within ||.
4529 (movsf, movdf): Likewise.
4530 (branch_zero, branch_zero_di): Add default case in
4534 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
4536 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
4537 real constants, since they can't be changed.
4538 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4539 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
4540 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4541 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4542 * alpha/vms.h (TARGET_OPEN_VMS): New.
4543 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
4545 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
4547 * reload.c (find_reloads): Always force (subreg (mem)) to be
4548 reloaded if WORD_REGISTER_OPERATIONS.
4550 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
4552 * haifa-sched.c (free_list): Rename from free_pnd_lst.
4553 (free_pending_lists): Rename free_pnd_lst uses.
4554 (remove_dependence): Place expunged element on unused_insn_list.
4555 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
4556 gen_rtx_*_LIST and alloc_rtx to use them.
4557 (compute_block_backward_dependences): Free the reg_last_* lists.
4559 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
4561 * cccp.c (main): Avoid undefined behavior when setting pend_includes
4564 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4566 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
4567 USE_GNULIBC_1 is defined
4568 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
4569 includes the t-linux-gnulibc1 fragment
4571 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
4573 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
4575 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4577 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
4579 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4581 * final.c (shorten_branches): Tag the loop alignment onto the
4582 first label after NOTE_INSN_LOOP_BEG even if there is an
4585 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4587 * final.c (insn_current_reference_address):
4588 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
4589 proper alignment chain.
4591 * final.c (max_labelno): New static variable.
4592 (final_scan_insn): Check max_labelno before outputting an
4593 alignment for a label.
4594 (shorten_branches): Remove unused variable length_align.
4596 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4598 * sparc.c (ultrasparc_adjust_cost): Add default case in
4601 * sparc.h: Add prototypes for extern functions defined in
4604 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
4606 * toplev.c: Only generate <name>.dbr file when dumping RTL if
4607 DEALY_SLOTS is defined.
4609 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
4611 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
4612 in call to fill_slots_from_thread.
4614 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
4616 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
4617 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
4619 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4621 * final.c (insn_last_address, insn_current_align, uid_align):
4623 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
4624 (insn_current_reference_address): Likewise.
4625 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
4626 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
4627 (label_to_alignment): New function.
4628 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
4629 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
4630 insn_current_reference_address instead of insn_current_address.
4631 (or_attr_value, write_length_unit_log): New functions.
4632 (main): Call write_length_unit_log.
4633 (write_const_num_delay_slots): Output extra '\n'.
4634 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
4636 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
4637 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
4638 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
4640 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
4641 (LABEL_ALIGN_AFTER_BARRIER).
4642 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
4643 * ns32k/tek6000.h: Likewise.
4644 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
4645 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
4646 ASM_OUTPUT_ALIGN_CODE.
4648 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
4650 * version.c: Bump for snapshot.
4652 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
4654 * version.c: Bump for snapshot.
4656 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
4658 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
4659 if condition code of jump conflicts with opposite_needed.
4661 * reorg.c (fill_slots_from_thread): Mark resources referenced in
4662 opposite_needed thread. Return delay_list even when cannot get
4663 any more delay insns from end of subroutine.
4665 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
4667 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
4668 All callers changed.
4670 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4672 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
4673 end_fde_sort): New functions for fast sorting of an FDE array.
4674 (fde_insert): Simplified.
4675 (add_fdes): Change argument list.
4676 (frame_init): Use the new functions.
4678 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
4680 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
4682 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
4684 * fold-const.c (fold_range_test): Always return a value.
4686 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
4688 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
4689 data in the text section unless READONLY_DATA_SECTION is defined.
4691 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
4693 * c-parse.in (undeclared variable error): Tweak error message to
4696 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
4698 * version.c: Bump for snapshot.
4700 1998-02-28 Mark Mitchell <mmitchell@usa.net>
4702 * final.c (final_scan_insn): Undo overzealous removal of `set'.
4704 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4706 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
4707 case, add parentheses to specify the proper order of precedence in
4711 * c-aux-info.c: Include string.h/strings.h.
4713 * pa.c: Include stdlib.h.
4714 (pa_combine_instructions): Prototype the function.
4715 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
4716 (reloc_needed): Add default case for enumeration switch.
4717 (remove_useless_addtr_insns): Remove unused variable `all'.
4718 (hppa_expand_prologue): Add explicit braces to avoid
4720 (output_function_epilogue): Remove unused variable `i'.
4721 (output_millicode_call): Remove unused variable `link'.
4722 (shadd_constant_p, forward_branch_p): Make the function static.
4723 (following_call): Explicitly declare to return int.
4724 (pa_reorg): Declare as void.
4725 (pa_combine_instructions): Declare as static void. Add
4726 parentheses around && within ||.
4728 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
4729 following_call, function_label_operand, lhs_lshift_cint_operand
4732 * pa.md: Add parentheses around && within ||.
4734 * cppalloc.c: Include stdlib.h.
4736 * cpperror.c (cpp_print_containing_files): Remove unused variable
4737 `i'. Fix format specifier in fprintf.
4739 * cse.c (cse_around_loop): Add explicit braces to avoid
4741 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
4743 * expr.c (expand_expr): Add parentheses around && within ||.
4745 * final.c (app_enable): Replace fprintf with fputs where there are
4746 no format specifiers and no trailing argument after the string.
4747 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
4748 (app_disable): Likewise.
4749 (final_end_function): Likewise.
4750 (final_scan_insn): Likewise. Remove unused variable `set'.
4751 (profile_function): Wrap empty if-statement body in {} brackets.
4753 * function.c: Include stdlib.h.
4754 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
4755 (reposition_prologue_and_epilogue_notes): Add parentheses
4756 around assignment used as truth value.
4758 * integrate.c (expand_inline_function): Wrap variable
4759 `cc0_insn' in macro HAVE_cc0.
4761 * jump.c (jump_optimize): Wrap variable `q' in macro
4762 HAVE_cc0. Remove unused variable `prev1'.
4764 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
4765 within ||. Fix format specifier in fprintf.
4766 (__bb_init_prg): Add parentheses around assignment used as
4769 * local-alloc.c: Include stdlib.h.
4770 (requires_inout): Add parentheses around assignment used
4773 * loop.c (analyze_loop_iterations): Wrap prototype and definition
4774 in macro HAVE_decrement_and_branch_on_count.
4775 (insert_bct, instrument_loop_bct): Likewise.
4776 (move_movables): Add parentheses around assignment used as
4778 (consec_sets_invariant_p): Likewise.
4779 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
4781 * objc/objc-act.c: Include stdlib.h.
4782 (lookup_method_in_protocol_list): Wrap empty else-statement body
4784 (lookup_protocol_in_reflist): Likewise.
4785 (objc_add_static_instance): Remove unused variables `decl_expr'
4787 (get_objc_string_decl): Remove unused variable `decl'.
4788 (generate_static_references): Remove unused variables `idecl' and
4790 (check_protocols): Wrap empty else-statement body in braces.
4792 * protoize.c: Include stdlib.h.
4793 (substr): Add parentheses around assignment used as truth value.
4794 (abspath): Likewise.
4795 (shortpath): Likewise.
4797 * regmove.c (fixup_match_1): Add parentheses around assignment
4798 used as truth value.
4800 * reload.c (push_secondary_reload): Remove unused variable `i'.
4801 (find_reloads): Add parentheses around assignment used as truth
4804 * reload1.c: Include stdlib.h.
4806 * rtl.h: Correct typo in prototype of offsettable_memref_p.
4808 * stmt.c (add_case_node): Add parentheses around assignment used
4810 (case_tree2list): Likewise.
4812 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
4813 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
4814 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
4815 (merge_attributes): Add explicit braces to avoid ambiguous
4818 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
4821 * varasm.c: Include stdlib.h.
4824 * system.h: Remove sys/stat.h.
4825 * gcc.c: Add sys/stat.h.
4827 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
4828 * genattrtab.c: Likewise.
4829 * genconfig.c: Likewise.
4830 * genemit.c: Likewise.
4831 * genextract.c: Likewise.
4832 * genflags.c: Likewise.
4833 * genopinit.c: Likewise.
4834 * genoutput.c: Likewise.
4835 * genpeep.c: Likewise.
4836 * genrecog.c: Likewise.
4837 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
4839 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4841 * invoke.texi: Use @itemx for a secondary item in a @table.
4843 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
4846 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
4848 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
4850 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
4852 * i386.c (struct machine_function): Add new fields for PIC stuff.
4853 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
4855 (restore_386_machine_status): Corresponding changes.
4856 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
4858 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
4860 * c-parse.y (undeclared variable error): Tweak error message
4863 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
4865 * flags.h (g_switch_value, g_switch_set): Declare.
4866 * alpha.c (override_options): Set g_switch_value=8 if not set.
4867 * alpha/elf.h (CC1_SPEC): New.
4869 (LINK_SPEC): Pass along the -G value we were given.
4870 (LOCAL_ASM_OP): Remove.
4871 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
4872 (MAX_OFILE_ALIGNMENT): New.
4873 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
4874 (EXTRA_SECTIONS): Add sbss and sdata.
4875 (SECTION_FUNCTION_TEMPLATE): New.
4876 (EXTRA_SECTION_FUNCTIONS): Use it.
4877 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4878 (SELECT_SECTION): Use sdata when small enough.
4879 * alpha/linux.h (ASM_SPEC): Remove.
4882 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4883 * config.sub (sco5): Fix typo.
4885 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
4887 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
4889 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
4890 * config/alpha/t-linux: Remove file.
4891 * config/sparc/t-linux: Remove file.
4892 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
4893 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
4894 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
4896 (alpha*-*-linux-gnu*): Likewise.
4897 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
4898 (sparc-*-linux-gnu*): Likewise.
4900 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
4901 * collect2.c (ldd_file_name): Bracket declaration with same
4903 (full_real_ld_suffix): Deleted. Variable was calloced and
4904 written into, but never read.
4906 1998-02-23 Mike Stump <mrs@wrs.com>
4908 * configure.in: Add support for i386-wrs-vxworks configuration.
4909 * i386/vxi386.h: New file.
4911 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4913 * tree.c (contains_placeholder_p): Ensure function always returns
4915 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
4916 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
4918 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
4920 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
4922 1998-02-22 Paul Eggert <eggert@twinsun.com>
4924 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
4925 Define this new symbol.
4926 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
4927 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
4928 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
4930 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
4932 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
4933 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
4935 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
4937 * objc/Object.m (-error): Call objc_verror with our va_list.
4939 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4941 * collect2.c (scan_prog_file): Completely cover uses of variable
4942 `exports' with macro COLLECT_EXPORT_LIST.
4944 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
4946 * version.c: Bump for snapshot.
4948 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
4950 * sched.c (schedule_block): Remove code to get arguments from hard
4951 regs into pseudos early. Same as Aug 25, 1997 change to
4954 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
4956 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
4958 1998-02-16 Mark Mitchell <mmitchell@usa.net>
4960 * toplev.c (rest_of_compilation): Do not defer the output of a
4963 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
4965 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
4966 continuation character (line 243).
4968 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4970 * genrecog.c (main): Remove duplicated sentence in emitted comment.
4972 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
4973 David Edelsohn <edelsohn@mhpcc.edu>
4975 * collect2.c (XCOFF_SCAN_LIBS): Remove.
4976 (export_flag): New variable.
4977 (export_file): #ifdef COLLECT_EXPORT_LIST.
4978 (import_file, exports, imports, undefined): New variables.
4979 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
4980 (dump_list, dump_prefix_list, is_in_list): New functions.
4981 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
4982 (write_import_file, resolve_lib_name): New functions.
4983 (use_import_list, ignore_library): Same.
4984 (collect_exit): maybe_unlink import_file and #ifdef.
4986 (main): New variable importf, #ifdef exportf. Move parsing of
4987 -shared before general argument parsing. Resolve AIX library
4988 paths and import libgcc.a symbols. Treat .so shared libraries the
4989 same as objects and .a libraries. Create alias for object_lst and
4990 increment it instead of original pointer. Scan AIX libraries as
4991 objects earlier instead of using scan_libraries. Perform AIX
4992 tlink later to resolve templates instead of forking ld.
4993 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
4994 (GCC_UNDEF_SYMBOL): New macro.
4995 (scan_prog_file): Loop for members of AIX libraries. Handle
4996 export/import of ctors/dtors.
4997 (aix_std_libs): New variable.
4998 (scan_libraries, XCOFF): Delete.
5000 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
5002 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
5004 1998-02-19 Mike Stump <mrs@wrs.com>
5006 * Makefile.in: Use $tooldir for sys-include to match toplevel
5009 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
5010 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5012 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
5014 * emit-rtl.c (hard-reg-set.h): Include.
5015 (get_lowpart_common): Don't make new REG for hard reg in a
5016 class that cannot change size.
5017 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
5019 * combine.c: Revert previous patch.
5021 1998-02-19 Paul Eggert <eggert@twinsun.com>
5023 * config/sparc/sol2-sld.h: New file.
5024 * configure.in (sparc-*-solaris2*): Use it when using the
5027 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
5029 * loop.c (force_movables): Fix typo.
5031 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
5033 * m88k.h: Change file pattern to match reality.
5035 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
5037 * varasm.c (output_constant_pool): Fix dumb thinko in last
5040 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
5041 a function name to a section name.
5043 1998-02-18 Doug Evans <devans@cygnus.com>
5045 * tree.h (merge_machine_{type,decl}_attributes): Declare.
5046 (split_specs_attrs, strip_attrs): Add prototypes.
5047 * tree.c (merge_machine_{type,decl}_attributes): New functions.
5048 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
5049 Update olddecl's attributes too.
5050 * c-common.c (strip_attrs): New function.
5051 * c-typeck.c (common_type): Call merge_machine_type_attributes.
5052 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
5053 (make_decl_rtl): Likewise.
5055 1998-02-18 Jim Wilson <wilson@cygnus.com>
5057 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
5059 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
5061 Remove this change until we can fix it correctly.
5062 * collect2.c: Bracket declaration of 'exportf' and
5063 'full_real_ld_suffix'.
5065 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5067 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
5069 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5071 * c-common.c (c_expand_start_cond, c_expand_end_cond,
5072 c_expand_start_else): Don't warn about non-ambiguous else even if
5075 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
5077 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
5078 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
5081 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
5083 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
5084 simplifying a subreg of a hard reg.
5085 (expand_compound_operation): Likewise.
5086 (force_to_mode): Likewise.
5088 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5090 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
5091 (lshift_double): Add parentheses around + or - inside shift.
5092 (rshift_double): Likewise.
5093 (size_int_wide): Explicitly set type of `bit_p' to `int'.
5095 * Makefile.in (fold-const.o): Depend on system.h.
5097 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
5100 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
5101 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
5102 (sched_note_set): Remove unused parameter `b', all callers changed.
5103 (schedule_block): Likewise for `rgn'.
5104 (split_hard_reg_notes): Likewise for `orig_insn'.
5105 (check_live): Likewise for `trg'.
5106 (update_live): Likewise.
5107 (check_live_1): Explcitly declare variable `i' as int.
5108 (update_live_1): Likewise.
5109 (insn_issue_delay): Remove unused variable `link'.
5110 (sched_analyze_2): Add default case in enumeration switch.
5111 (schedule_insns): Remove unused variable `i'.
5113 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
5115 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
5117 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
5118 a dangling else clause.
5120 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
5122 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
5123 pointer for the stack pointer in MIPS16 and 64BIT.
5125 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5127 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
5128 * emit-rtl.c (force_line_numbers, restore_line_number_status):
5130 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
5131 (expand_start_case): Adjust to this change.
5132 (check_seenlabel): New function.
5133 (pushcase, pushcase_range, expand_endcase): Use it.
5135 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5137 * i386.md (adddi3): Add =!r,0,0,X alternative.
5139 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
5141 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
5142 * x-aix31 (INSTALL): Delete.
5144 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
5146 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
5147 tsize changes to something other than zero.
5149 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
5151 * ginclude/va-mips.h: Replace casts of pointers to int with
5152 casts of pointers to __PTRDIFF_TYPE__.
5154 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
5156 * loop.c (strength_reduce, record_biv, record_giv): Use
5157 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
5159 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
5161 * tree.c (first_rtl_op): New fn.
5162 (unsave_expr_now): Use it.
5163 * print-tree.c (print_node): Likewise.
5164 * tree.c (has_cleanups): New fn.
5165 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
5166 conservative about pushing the cleanup point down.
5167 * tree.h: Declare them.
5169 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
5171 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
5172 (flag_schedule_reverse_after_reload): Likewise.
5173 (f_options): Remove reverse scheduling support.
5174 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
5175 (flag_schedule_reverse_after_reload): Likewise.
5176 * haifa-sched.c (rank_for_schedule): Remove support for reverse
5179 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5181 * gcc.c: Get system includes, prototypes and macros via "system.h"
5182 instead of doing it manually. Change all calls of the ctype
5183 macros to custom versions defined in "system.h".
5185 * system.h: Fix return type of bcmp prototype from `void' to `int'.
5186 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
5187 Add a prototype for getenv.
5189 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
5191 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
5193 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
5195 * alias.c: Include <stdlib.h> and <string.h>.
5196 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
5198 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
5200 * version.c: Bump for snapshot.
5202 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
5204 * arm.md (movsfcc): Also validate operands[3] when compiling hard
5206 (movdfcc): Only accept fpu_add_operand for operands[3].
5208 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
5209 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
5211 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
5213 * varasm.c (output_constant_pool): Bring back 'done' label inside
5214 an appropriate #ifdef.
5216 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
5218 (bitmap_copy, bitmap_operation): Likewise.
5219 * combine.c (combinable_i3pat): Similarly for 'src'.
5220 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
5221 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
5222 * regclass.c (copy_cost): Similarly for 'secondary_class'.
5223 * reload.c (make_memloc): Simliarly for 'i'.
5224 (find_reloads_address_1): Similarly for 'link'.
5225 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
5226 (emit_reload_insns): Similarly for 'second_reloadreg'.
5227 * unroll.c (iteration_info): Similarly for 'v'.
5229 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
5230 * calls.c (expand_call): Similarly for 'i'.
5231 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
5232 * fold-const.c (strip_compund_expr): Similarly for 'type'.
5233 * function.c (fixup_var_refs_1): Similarly for 'width'.
5234 (fixup_memory_subreg): Similarly for 'saved'.
5235 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
5236 (setjmp_protect): Similarly for 'sub'.
5237 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
5238 * loop.c (record_giv): Similarly for 'p'.
5239 (combine_givs): Similarly for 'temp_iv'.
5240 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
5241 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
5242 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
5243 * unroll.c (unroll_loop): Similarly for 'copy'.
5244 (iteration_info): Similarly for 'b'.
5245 * varasm.c (assemble_string): Similarly for 'i'.
5246 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
5248 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
5250 * c-lang.c (lang_print_xnode): New function.
5251 * objc/objc-act.c (lang_print_xnode): Likewise.
5252 * print-tree.c (print_node): Call it
5254 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
5256 * dwarf2out.c (decl_scope_node): New type.
5257 (decl_scope_table): Change type to use it.
5258 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
5259 (push_decl_scope): Use new type. New locals containing_scope, i.
5260 Add code to handle setting previous field.
5261 (scope_die_for): Change type of local i to int. Add code to use
5263 (dwarf2out_init): Use new type.
5265 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
5267 * except.c (emit_throw): Lose throw_used.
5269 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5271 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
5273 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
5275 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
5277 * genextract.c (main): Fix typo.
5279 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
5281 * c-lang.c (finish_file): Bracket declaration of static_ctors,
5284 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
5285 'old_stack_arg_under_construction'
5286 (emit_library_call): Bracket declaration of 'upper_bound',
5287 'lower_bound', 'i', 'reg_parm_stack_space'
5288 (emit_library_call_value): Likewise.
5291 * collect2.c: include <unistd.h> when appropriate.
5292 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
5294 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
5296 * explow.c (plus_constant_for_output_wide): Remove unused variable
5298 (memory_address): Remove unused variable 'orig_x'.
5300 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
5301 (write_const_num_delay_slots): Remove unused variable 'i'.
5303 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
5304 (gen_insn): Remove unused variable 'obstack_ptr'.
5306 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
5308 (__bb_exit_trace_func): Remove unused variable 'e'.
5310 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
5312 (expand_unop): Remove unused variable 'funexp'.
5313 (expand_complex_abs): Remove unused variable 'funexp'.
5314 (init_optabs): Bracket declaration of 'j'.
5315 (init_complex_libfuncs): Deleted. Dead static function.
5317 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
5319 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
5320 (reg_to_stack): 'initialized', 'before_function_beg'
5321 explictly type as ints instead of defaulting.
5322 (emit_swap_insn): Remove unused variable 'i2'.
5323 (compare_for_stack_reg): Remove unused variable 'src_note'.
5325 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
5327 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
5329 * stmt.c (add_case_node): Add parens for assignment used as truth.
5330 (all_cases_count): Remove unused variable 'count_high'.
5331 (mark_seen_cases): Remove unused variable 'i'.
5332 (check_for_full_enumeration_handling): Remove unused variable 't'.
5333 Bracket declaration of 'all_values', 'l'.
5335 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
5337 * varasm.c (assemble_string): Remove unused variable 'i'.
5338 (immed_double_const): Remove unused variable 'in_current_obstack'.
5339 (immed_real_const_1): Likewise.
5340 (output_constant_pool): Remove unreferenced label 'done'.
5341 (output_constant): Remove unused variable 'x'.
5343 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
5346 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
5349 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5351 * combine.c (can_combine_p): Handle USEs in PARALLELs.
5353 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
5355 * config/linux.h (LIB_SPEC): Add -lc for -shared if
5356 USE_GNULIBC_1 is not defined.
5357 * config/sparc/linux.h; Ditto.
5359 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
5361 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
5362 USE_GNULIBC_1 is not defined.
5364 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5366 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
5369 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5371 * system.h: New file to get common systems includes and various
5372 definitions and declarations based on autoconf macros.
5374 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
5376 * cccp.c (new_include_prefix): Correctly handle -I./.
5378 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
5380 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
5382 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
5384 * expr.c (expand_assignment): Correct typo exposed by -Wall.
5385 offset should have been a truth value, not an assignment.
5387 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
5389 * cse.c (delete_dead_from_cse): If a libcall produces a constant
5390 result and that result can be substituted into SET_SRC of the
5391 insn with the REG_RETVAL note, then perform the substitution
5392 and delete the libcall.
5394 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
5396 * mips.md (trucndihi2,truncdiqi2): Change these to support
5399 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
5401 * mips/mips.c (movdi_operand): Direct referances to symbols
5402 that arn't mips16 consts in mips16 mode arn't valid operands.
5404 * mips/mips.c (mips_move_2words): Add gprel handling.
5406 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
5408 * mips.md (extendsidi2): Allow extension to/from a non-mips16
5411 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
5413 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
5416 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5418 * Makefile.in (WARN_CFLAGS): New variable.
5419 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
5421 1998-02-11 Mark Mitchell <mmitchell@usa.net>
5423 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
5424 falling through default case in switch.
5425 (i386_aligned_p): Likewise.
5427 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
5429 * mips/mips.h (mips_abi_string): Correct typo in comment.
5431 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
5433 * mips/mips.md (movdi): These PLUS's need to be Pmode.
5435 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5437 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
5438 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
5439 indirectly via expr.h.
5441 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
5443 * stor-layout.c (layout_type): Do upper - lower in the native type,
5444 so as to properly handle negative indices.
5446 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
5448 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
5449 (expand_eh_region_start_tree): Remove unused variable 'note'.
5450 (exception_optimize): Remove unused variable 'regions'.
5451 (expand_builtin_eh_stub): Remove unused variable 'temp'.
5452 (copy_eh_entry): Deleted. Dead function.
5454 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
5455 'last' with same #if HAVE_load_multiple as use of it.
5456 (move_block_from_reg): Likewise.
5457 (emit_move_insn_1): Remove unused variable 'insns'.
5458 (store_constructor): Bracket declaration of startb, endb with
5459 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
5460 'target', and 'xtarget'.
5461 (expand_builtin_setjmp): Remove unused variables 'op0',
5462 'next_arg_reg', 'old_inhibit_defer_pop'.
5463 (expand_builtin): Remove unused variable 'offset'.
5464 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
5465 (emit_queue): Add parens for assignment used as conditional.
5466 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
5468 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
5470 * i386.c: Added include for recog.h.
5471 (override_options): Removed unused variable p. Initialized regno to
5473 (order_regs_for_local_alloc): Initialized regno to avoid warning.
5474 (legitimize_address): Likewise for 'other'.
5475 (i386_aligned_reg_p): Added default case with abort ().
5476 (print_operand): Likewise.
5477 (reg_mentioned_in_mem): Likewise.
5478 (ix86_expand_binary_operator): Removed unused variables i & insn.
5479 (ix86_expand_unary_operator): Removed unused variable insn.
5480 (output_fp_cc0_set): Removed unused variable unordered_label.
5482 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
5484 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
5485 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
5486 and format string match.
5488 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
5490 * flow.c (life_analysis): Do not conside the stack pointer live at
5491 the end of a function if the fucntio ncalls alloca.
5492 (mark_used_regs): Similarly.
5494 1998-02-10 John F Carr <jfc@mit.edu>
5496 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
5497 1, fzero on alternative 8.
5499 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5501 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
5503 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5505 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
5506 SUBREGs of CONST_INTs.
5508 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
5510 * mips.c (print_operand, function_prologue): Make printf format
5511 match argument type.
5513 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5515 * alpha.c (alpha_return_addr): Remove unused variable `first'.
5516 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
5517 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
5519 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5521 * loop.c (strength_reduce): When placing increment for auto-inc
5522 case, do comparison in loop order.
5524 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
5526 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
5527 not a HOST_WIDE_INT.
5529 * calls.c (expand_call): Change test of expand_inline_function
5530 return value to stop compiler warning.
5532 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
5534 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
5535 Jeff Law (law@cygnus.com)
5537 * regmove.c: Fix various minor formatting problems.
5538 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
5539 is true. Make end of basic block tests consistent through regmove.c.
5540 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
5541 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
5543 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5545 * gansidecl.h: Check for a conflicting macro definition before
5546 attempting to prototype bcopy, bcmp or bzero.
5548 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
5550 * expr.c (clear_pending_stack_adjust): Handle case where a function
5551 calls alloca, but the user has specified -fomit-fframe-pointer.
5553 * function.c (assign_parms): Fix typo in last change.
5555 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
5557 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
5559 (free_path_suffix): Remove unreferenced static function.
5560 (process_command): Remove unused variable temp.
5561 (default_arg): Remove unused variable i.
5562 (do_spec_1): Add parens for assignment used as truth value.
5564 (validate_all_switches): Likewise.
5565 (main): Remove unused variables i, first_time>
5567 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
5569 * calls.c (expand_call): Remove unused variables funtree,
5570 n_regs, and tmpmode.
5572 * dbxout.c, except.c: Include <string.h>/<strings.h>.
5574 * explow.c: (plus_constant_for_output_wide) Removed unused
5575 variable all_constant.
5577 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
5578 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
5579 genrecog.c, global.c, integrate.c , stupid.c : Include
5582 * genextract.c: (walk_rtx) Remove unused variable link.
5584 * genrecog.c: (concat) Remove unreferenced static function.
5586 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
5588 * stmt.c: Include <stdlib.h>.
5589 (expand_asm_operands): Remove unused variable val1.
5590 (expand_return): Remove unused variable block.
5591 (pushcase): Remove unused variables l and n.
5592 (pushcaserange): Likewise.
5594 * unroll.c (unroll_loop): Remove unused variable temp.
5596 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
5598 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
5600 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
5603 functions for whether they support the %p format specifier.
5604 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
5605 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
5606 * configure, config.in: Rebuild.
5608 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
5610 * function.c (assign_parms): New variable named_arg, with value
5611 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
5613 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
5615 * mips/t-r3900: New - same as t-ecoff but eliminate
5616 multilibs: mips1 and mips3.
5617 * configure.in (tx39*): Use new mips/t-r3900.
5618 * configure: Rebuild.
5619 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
5621 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
5623 * dwarf2out.c: Add old_args_size.
5624 (dwarf2out_args_size): Use it.
5625 (dwarf2out_begin_prologue): Initialize it.
5626 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
5627 pushed args until we see a call.
5628 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
5629 before outputting them.
5631 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
5633 * cplus-dem.c (demangle_template_template_parm): New function.
5634 (demangle_template): Handle template template parameters.
5636 1998-02-02 Mark Mitchell <mmitchell@usa.net>
5638 * calls.c (expand_call): Don't confuse member functions named
5639 realloc, setjmp, and so forth with the standard library
5640 functions of the same names.
5642 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
5644 * stmt.c (expand_asm_operands): Correctly identify asm statements
5647 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
5649 * c-common.c (decl_attributes): Flag unrecognized attribute
5650 functions as warnings instead of as errors.
5652 1998-02-05 Marc Lehmann <pcg@goof.com>
5654 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
5655 when -Os is specified.
5656 * toplev.c (main): Don't disable flag_inline_functions anymore when
5659 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5661 * regmove.c: Update.
5662 * flags.h (flag_regmove): Declare.
5663 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
5664 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
5665 Moved into regmove; changed caller.
5666 * toplev.c (rest_of_compilation): Call regmove_optimize also for
5667 expensive_optimizations.
5669 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
5671 * version.c: Bump for snapshot.
5673 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5674 Undo this change (the problem was actually in reload):
5675 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5677 * sh.md (movqi_i+1): New peephole.
5679 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
5681 * jump.c (jump_optimize): Lose calls to modified_in_p they are
5682 not needed anymore due to changes elsewhere in jump.c.
5684 * jump.c (jump_optimize): Fix first arg to modified_in_p in
5687 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
5689 * expr.c (expand_builtin_setjmp): Accept two new arguments for
5690 the labels to branch to on first and subsequent executions. Don't
5691 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
5692 and provide it with the jmp_buf. Use only one of
5693 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
5694 and provide the former with the target label.
5695 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
5696 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
5697 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
5698 insn to replace all of the normal nonlocal_goto code. Don't play
5699 with __dummy. Correct arguments to nonlocal_goto.
5700 * expr.h (expand_builtin_setjmp): Update prototype.
5701 * except.c (start_dynamic_handler): When using builtin_setjmp,
5702 generate more accurate flow information.
5704 * alpha.md (nonlocal_goto_receiver_osf): Delete.
5705 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
5706 (builtin_longjmp, builtin_setjmp_receiver): New.
5707 * sparc.md (update_return): Disambiguate unspec number.
5708 (nonlocal_goto): Rearrange arguments to match caller in except.c.
5709 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
5711 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
5712 (builtin_setjmp_setup*, builtin_longjmp): New.
5714 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
5716 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
5718 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
5720 * vmsconfig.com: Remove bytecode references.
5722 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5724 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
5725 -fno-sjlj-exceptions works for a target that defines
5726 DWARF2_UNWIND_INFO as zero.
5728 * regmove.c (fixup_match_1): Undo last change which removed some
5729 "useless" code, and add a comment explaining this.
5731 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
5733 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
5736 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
5738 * makefile.vms: Remove bytecode references.
5739 Create genrtl files.
5741 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5743 * jump.c (jump_optimize): Allow conditional loading of floating point
5744 constants and constants from memory. Reinstalled modified_in_p tests.
5746 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5748 * loop.c (get_condition): Handle sign-extended constants.
5750 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
5752 * expr.c (emit_push_insn): Add code to use movstrti if present.
5754 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
5755 and movstrqi as in emit_block_move ().
5757 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
5759 * config/m68k/x-next: Remove /NextDeveloper/Headers from
5760 the directories to fixinclude - /usr/include is a link
5761 to it and hence its contents are fixed by default.
5763 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5765 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
5767 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
5769 * cccp.c (main): Predefine __VMS_VER on VMS.
5771 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5773 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
5774 * fold-const.c (size_int): Replace with
5776 (make_bit_field_ref): Use bitsize_int for bit position.
5777 * stor-layout.c (sizetype): Delete.
5778 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
5779 (layout_record, layout_union, layout_type):
5780 Use bitsize_int for bit size.
5781 (set_sizetype): New function.
5782 (make_signed_type, make_unsigned_type): Use it.
5783 * c-decl.c (init_decl_processing): Likewise.
5784 * tree.h (size_int): Don't delcare, #define.
5785 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
5786 (set_sizetype): Declare.
5787 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
5789 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
5790 Convert result to sizetype.
5791 (really_start_incremental_init, push_init_level):
5792 Set type of constructor_bit_index to sbitsizetype.
5793 (push_init_level): Use unsigned arithmetic to determine padding.
5794 (output_init_element): Likewise.
5796 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
5798 * combine.c (simplify_shift_const): Fix typo in last change.
5800 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
5802 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
5803 is (truncate (lshiftrt)).
5805 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
5807 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
5808 Make sure result winds up in TGT.
5809 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
5810 src to be other than DImode.
5811 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
5812 (alpha_expand_unaligned_store_words): Likewise.
5813 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
5814 that source and destination are separately optimized for alignment.
5815 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
5817 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
5819 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
5820 with handling of -32768.
5822 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5824 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
5825 shell variable argument instead of only hard coded functions.
5826 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
5828 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
5829 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
5830 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
5831 declarations for bcopy, bcmp and bzero.
5833 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
5835 * gansidecl.h: If we have bcopy but don't declare it, then do so.
5836 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
5837 bzero, index and rindex if they aren't already present.
5839 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
5841 * toplev.c (close_dump_file): Wrap function prototype for
5842 argument "func" in PROTO.
5843 (dump_rtl): Likewise.
5845 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
5847 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
5849 (output_function_epilogue): Omit epilogue if nothing drops through.
5850 (output_move_double): Supress int ldd usage on ultrasparc and v9.
5851 (registers_ok_for_ldd_peep): Likewise.
5852 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
5853 (ultrasparc_adjust_cost): New function.
5854 (sparc_issue_rate): New function.
5855 * sparc.h (MASK_VIS, TARGET_VIS): New
5856 (MASK_V8PLUS, TARGET_V8PLUS): New.
5857 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
5858 (TARGET_SWITCHES): Add vis and v8plus.
5859 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
5860 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
5861 (RTX_COSTS): Use TARGET_HARD_MUL
5862 (ADJUST_COST): Call ultrasparc_adjust_cost.
5864 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
5865 of load & fp appropritely.
5866 (supersparc function units): Adjust for Haifa.
5867 (ultrasparc function units): Likewise.
5868 (get_pc_via_rdpc): All v9, not just arch64.
5869 (movdi_v8plus, movdi_v8plus+1): New.
5870 (adddi3_sp32+1): New.
5871 (subdi3_sp32+1): New.
5872 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
5873 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
5874 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
5875 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
5876 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
5877 (ldd peepholes): Suppress for v9.
5878 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
5879 (return_subsi): Revmove.
5881 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
5883 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
5884 save/restore MEM rtl.
5886 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
5888 * configure.in: Check for declaration of abort.
5889 * acconfig.h: Corresponding changes.
5890 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
5893 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
5895 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
5898 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
5900 * version.c: Bump for snapshot.
5902 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
5904 * configure.in: Check for atoq and atoll.
5905 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
5906 proper routine for converting ascii into long long values.
5908 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
5910 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
5912 * vmsconfig.com: Remove bytecode references.
5914 * alpha/vms.h (PREFIX): Define.
5916 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5918 * am-alpha.h: Don't include alloca for OPEN_VMS.
5920 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
5922 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
5923 (GCC_INCLUDE_DIR): Define
5925 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
5926 * makefile.vms: New file.
5928 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
5930 * alpha.c (output_prolog): Output '.name' directive
5931 for minimal traceback information.
5933 * alpha.c (output_prolog): Don't prepend entry point symbols
5934 with '$' on OPEN_VMS.
5936 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
5937 Jeffrey A Law (law@cygnus.com)
5939 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
5942 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
5944 * genemit.c (gen_exp): Likewise.
5945 * genpeep.c (match_rtx): Likewise.
5946 * genrecog.c (write_tree_1): Likewise.
5948 * c-lex.c (yyprint): Use proper format string based upon
5949 disposition of HOST_BITS_PER_WIDE_INT.
5950 (yylex): Put casts in right place for args to build_int_2.
5952 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
5954 * combine.c: Fix typos in Jan27 changes.
5956 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
5958 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
5959 (LINK_SPEC): Likewise.
5960 (STARTFILE_SPEC): Likewise.
5962 1998-01-28 Mike Stump <mrs@wrs.com>
5964 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
5966 * genattrtab.c (reload_completed): Define.
5968 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
5971 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5973 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
5974 SUBREG_REG if the word count is unchanged, also in the input reload
5975 case. Disable non-applicable sanity checks.
5977 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
5979 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
5981 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
5983 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
5985 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
5987 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
5988 is a TREE_VEC before trying to use it for baseclasses.
5989 (Chill uses the same field for a different purpose.)
5991 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
5993 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
5995 * config.sub: More accurate determination of HP processor types.
5997 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5999 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
6000 prototype for `handle_sysv_pragma', and make it static. Add
6001 parentheses around assignment used as truth value.
6003 * combine.c (combine_instructions): Protect variable `prev' with
6005 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
6006 (extract_left_shift): Add parentheses around operand of &.
6007 (merge_outer_ops): Avoid an empty body in an else-statement.
6008 (gen_rtx_combine): Remove unused variable `i'.
6010 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
6011 function monstartup `void'. Likewise for internal_mcount. Add
6012 `static void' prototype for moncontrol. Reconcile sprintf format
6015 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
6016 Make return type of function_arg_slotno explicitly `int'.
6017 (reg_unused_after): Add parentheses around assignment used as
6019 (save_regs): Add explicit braces to avoid ambiguous `else'.
6020 (function_arg_slotno): Add parentheses around && within ||.
6021 (function_arg_pass_by_reference): Likewise.
6022 (sparc_flat_output_function_prologue): Reconcile fprintf format
6025 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
6026 assignment used as truth value.
6028 * cplus-dem.c: Include <stdlib.h>.
6029 (demangle_signature): Avoid an empty body in an else-statement.
6030 (do_type): Remove unused variable `lvl'.
6032 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
6033 Include <string.h>/<strings.h>.
6034 (cpp_lex): Remove unused variable `namelen'.
6035 (cpp_lex): Explicitly declare `num_chars' as an int.
6037 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
6038 <unistd.h> instead. Explicitly declare is_system_include
6040 (make_assertion): Remove unused variable `kt'.
6041 (cpp_expand_to_buffer): Hide variable `obuf'.
6042 (output_line_command): Remove unused variables, `line_end',
6043 `line_cmd_buf' and `len'.
6044 (macarg): Remove unused variable `arg_start'.
6045 (special_symbol): Remove unused variable `i'. Add parentheses
6046 around assignment used as truth value.
6047 (do_include): Remove unused variables `pcfname' and `retried',
6048 hide `pcf' and `pcfbuflimit'.
6049 (do_line): Remove unused variable `i'.
6050 (finclude): Hide variable `missing_newline'.
6051 (cpp_handle_options): Remove unused variable `j'.
6052 (read_token_list): Remove unused variable `eofp'.
6053 (cpp_error_with_line): Remove unused variable `i'.
6054 (cpp_warning_with_line): Likewise.
6055 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
6056 (cpp_error_from_errno): Remove unused variable `i'.
6058 * cse.c (invalidate): Add parentheses around assignment used as
6060 (find_best_addr): Move declaration of variable `our_cost' inside
6061 the conditional macro where its used.
6062 (fold_rtx): Avoid an empty body in an if-statement.
6063 (cse_insn): Wrap variables `this_insn_cc0_mode' and
6064 `this_insn_cc0' in macro HAVE_cc0.
6066 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
6067 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
6068 (output_uleb128): Likewise.
6069 (output_sleb128): Likewise.
6070 (output_cfi): Likewise.
6071 (output_call_frame_info): Remove unused variables `j', `fde_size'
6073 (comp_unit_has_inlines): Hide declaration as per rest of file.
6074 (size_of_line_prolog): Correct typo in prototype.
6075 (add_arange): Likewise.
6076 (output_aranges): Likewise.
6077 (add_name_and_src_coords_attributes): Likewise.
6078 (gen_array_type_die): Likewise.
6079 (gen_inlined_subroutine_die): Likewise.
6080 (equate_decl_number_to_die): Remove unused variable `i'.
6081 (print_die): Reconcile format vs. args in fprintf's.
6082 (print_dwarf_line_table): Likewise.
6083 (output_die): Likewise.
6084 (output_line_info): Likewise.
6085 (add_subscript_info): Avoid an empty body in an else-statement.
6086 (gen_subprogram_die): Remove unused variable `fp_loc'.
6088 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
6089 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
6090 macro. Protect `src_coords_attribute' prototype with
6091 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
6092 prototype as in the rest of the file. Likewise for
6093 `output_pointer_type_die' and `output_reference_type_die'. Remove
6094 prototype for `type_of_for_scope'.
6095 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
6096 (type_attribute): Add explicit braces to avoid ambiguous `else'.
6098 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
6099 (shorten_branches): Protect declaration of tmp_length with
6100 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
6101 (profile_function): Protect declaration of `sval' and `cxt'
6102 variables with appropriate macros.
6103 (final_scan_insn): Likewise for `note' variable. Add explicit
6104 braces to avoid empty body in an if-statement.
6105 (output_asm_insn): Move variable `i' inside macro conditional
6106 where it is used. Add parentheses around assignment used as truth
6108 (asm_fprintf) Likewise, likewise.
6110 * fix-header.c (main): Remove unused variable `done'. Protect
6111 declaration of `i' with FIXPROTO_IGNORE_LIST.
6113 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
6115 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
6118 * profile.c: Include <string.h>/<strings.h>.
6119 (instrument_arcs): Remove unused variables `note', `inverted',
6120 `zero' and `neg_one'.
6121 (branch_prob): Avoid empty body in an if-statement.
6123 * regclass.c: Include <stdlib.h>.
6124 (reg_alternate_class): Explicitly declare parameter `regno'.
6126 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
6127 parentheses around assignment used as truth value.
6128 (find_matches): Remove unused variables `output_operand' and
6130 (fixup_match_1): Remove statement with no effect: "if (0) ;".
6132 * scan.c (sstring_append): Explicitly declare `count' as int.
6133 (scan_string): Explicitly declare parameter `init' as int.
6135 * sched.c: Include <stdlib.h>.
6136 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
6137 (rank_for_schedule): Add parentheses around assignment used as
6139 (schedule_block): Likewise.
6140 (regno_use_in): Likewise.
6141 (schedule_insns): Remove unused variable `i'.
6143 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
6144 (v_message_with_decl): Remove unused variable `n'.
6145 (botch): Explicitly declare parameter `s' as char *.
6146 (main): Add parentheses around assignment used as truth value.
6148 * tree.c (make_node): Protect the variable `kind' with the
6149 GATHER_STATISTICS macro.
6150 (real_value_from_int_cst): Move variable `e' inside conditional
6151 macro area where it is used.
6152 (tree_last): Add parentheses around assignment used as truth value.
6153 (build1): Protect the variable `kind' with the GATHER_STATISTICS
6155 (print_obstack_statistics): Reconcile format vs. args in fprintf.
6156 Protect variables `i', `total_nodes', and `total_bytes' with the
6157 GATHER_STATISTICS macro.
6159 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
6161 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
6162 some comments regarding use of dead_or_set_p.
6164 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
6166 * fixincludes: Tweak fix for struct exception in math.h
6168 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
6170 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
6171 Change mode of registers used to add/sub from
6172 hard_frame_pointer_rtx from word_mode to Pmode.
6174 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
6176 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
6177 asm_output_aligned_bss() instead of asm_output_bss().
6179 * toplev.c (rest_of_compilation): Replace references to
6180 stack_reg_dump_file and dbr_sched_dump_file with references to
6183 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
6185 * tlink.c (scan_linker_output): Call fclose() for opened files.
6187 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
6189 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
6190 compiling with -fpic -- we want to be able to override symbols
6192 (alpha_expand_block_move): Fix thinko in last change.
6194 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
6195 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
6196 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
6198 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
6200 * alpha.md (abssf, absdf): Revert last change.
6202 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
6204 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
6205 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
6207 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
6209 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
6210 a CONST_INT into SFmode.
6212 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
6214 * flags.h: New flag (optimize_size).
6215 * toplev.c (main): Parse -Os option and set optimize_space
6217 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
6218 __OPTIMIZE_SIZE__ when compiling with -Os.
6219 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
6220 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
6221 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
6223 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
6225 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
6227 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
6228 stuff only if MCT_TEXT is #define'd.
6230 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
6232 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
6235 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
6237 * toplev.c: Add -dM command line option to dump RTL after the
6238 machine dependent reorganisation pass, if there is one.
6239 Reorganise RTL dump code, so that only one file handle is
6242 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
6244 * except.c (check_exception_handler_labels): Disable warning when
6247 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
6249 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
6251 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6253 * c-decl.c (grokdeclarator): Get parameter tags from
6254 last_function_parm_tags.
6255 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
6256 traversing the parameter types.
6257 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
6259 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
6261 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
6263 (get_shift_alg): Fix typo.
6265 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
6267 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
6269 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
6271 * toplev.c (get_run_time): Make sure each case gets its variables.
6273 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
6275 * configure.in (build_xm_file): Add auto-config.h if host=build.
6276 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
6277 (build_xm_file_list): Likewise.
6278 * configure: Rebuild.
6280 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6282 * recog.c (validate_replace_rtx_1): Only perform substitutions
6283 of arguments to commutative and comparison operators once.
6285 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6287 * sparc.c (output_cbranch): Add default case in
6290 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
6291 (emit_delay_sequence): Eliminate unused parameter, all callers
6293 (fill_simple_delay_slots): Likewise.
6294 (fill_slots_from_thread): Likewise.
6295 (fill_eager_delay_slots): Likewise.
6296 (mark_referenced_resources): Add default case in enumeration switch.
6297 (mark_set_resources): Likewise.
6298 (rare_destination): Likewise.
6299 (mostly_true_jump): Likewise.
6300 (find_dead_or_set_registers): Likewise.
6301 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
6302 (update_reg_unused_notes): Remove unused variable `p'.
6303 (mark_target_live_regs): Remove unused variables `next' and
6305 (fill_simple_delay_slots): Remove unused variable `j'.
6306 (fill_slots_from_thread): Add parentheses around assignment used
6308 (dbr_schedule): Likewise.
6310 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
6311 (objc.stage2, objc.stage3, objc.stage4): Likewise.
6313 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
6315 * cse.c (simplify_ternary_operation): Don't try to simplify
6316 IF_THEN_ELSE expressions (created by combine) that don't use
6317 relational operators.
6319 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
6321 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
6324 * crtstuff.c (init_dummy): Keep the epilogue in the init
6325 section for non-ELF systems.
6327 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6329 * sh.md (movqi_i+1): New peephole.
6331 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
6333 * Makefile.in: Remove remaining bytecode stuff.
6334 * emit-rtl.c, expr.c: Likewise.
6336 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
6338 * toplev.c (lang_options): Add unknown-pragma options.
6340 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
6342 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
6343 special (and incomplete) handling for Chill arrays.
6345 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
6347 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
6350 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
6352 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
6354 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
6356 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
6357 .frame directive instead of FRAME_POINTER_REGNUM.
6359 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
6361 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
6362 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
6363 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
6364 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
6365 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
6366 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
6367 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
6368 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
6370 * longlong.h: Replace __mc68332__ with __mcpu32__.
6372 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
6374 * version.c: Bump for snapshot.
6376 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
6378 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
6379 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
6380 * reload1.c (eliminate_regs): Likewise.
6382 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
6384 * regmove.c (find_matches): Initialize matches->earlyclobber too.
6386 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
6388 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
6389 (negsf2, negdf2): Use proper subtract in IEEE mode.
6391 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
6393 * Makefile.in: Remove more bytecode stuff.
6394 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
6395 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
6396 * f/install.texi, objc/Make-lang.in: Likewise.
6398 * Makefile.in: Remove all bytecode support.
6399 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
6400 * emit-rtl.c: Remove all bytecode support.
6401 * expr.c, expr.h function.c, integrate.c: Likewise.
6402 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
6403 * tree.h, varasm.c: Likewise.
6404 * config/m68k/m68k.h: Likewise.
6405 * bi-*, bc-*, bytecode*: Delete bytecode related files.
6406 * modemap.def: Likewise.
6408 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
6410 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
6411 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
6413 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
6415 * i386.md (push): Prohibit symbolic constants if flag_pic.
6416 (movsi+1): Likewise for move to non-register.
6418 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
6420 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
6421 (print_operand): Handle 0xffffffff on 32 bit host.
6423 * configure.in (thread_file): Rename uses before main loop to
6424 target_thread_file. Initialize to empty in main loop. Set thread_file
6425 to target_thread_file after main loop if not set.
6426 * configure: Rebuild.
6428 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
6429 (add_values_to_cover): Revert last change (which had no ChangeLog
6431 (simplify_with_current_value_aux): Handle CONST_INT.
6433 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6435 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
6437 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
6439 * configure.in: Add cpp stringify test.
6440 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
6441 * gengenrtl.c: Use it.
6442 * configure, config.in: Rebuild.
6444 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6446 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
6448 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
6450 * configure.in: Find declaration for sbrk.
6451 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
6452 * config.in, configure: Rebuild.
6453 * mips-tfile.c: Properly protect declaration of sbrk and free.
6454 * toplev.c: Properly protect declaration of sbrk.
6456 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
6458 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
6460 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
6462 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
6464 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
6466 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
6468 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
6470 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
6471 constant offset computations from objects with known alignment in
6472 the presence of STACK_BIAS.
6474 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
6476 (const_hash): Hash val is unsigned long.
6477 (SYMHASH): Likewise.
6479 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
6481 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
6482 char pointer, not HOST_WIDE_INT.
6483 (print_node): Likewise. Also hash is unsigned long not
6486 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
6488 * explow.c (optimize_save_area_alloca): New function for targets
6489 where SETJMP_VIA_SAVE_AREA is true.
6490 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
6491 compute the amount of stack space needed should we find later that
6492 setjmp is never called by this function, stuff rtl for this inside
6493 a REG_NOTE of the final SET of stack_pointer_rtx.
6494 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
6495 current_function_calls_alloca, call optimize_save_area_alloca.
6497 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
6499 * i386.md: Remove redundant integer push patterns.
6500 Don't bother checking for TARGET_PUSH_MEMORY when
6501 pushing constants or registers.
6503 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6504 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
6506 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
6507 (pwait): New function for mingw32.
6509 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
6510 pipe support is broken for now.
6512 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
6514 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
6515 between frame_pointer_rtx, hard_frame_pointer_rtx, and
6516 arg_pointer_rtx is respected in initialization.
6517 (init_emit_once): Use gen_rtx_raw_REG() to create
6518 return_address_pointer_rtx.
6520 * reorg.c: #include "expr.h" for rtx prototypes.
6521 * Makefile.in (reorg.o): Depend on expr.h
6523 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
6525 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
6526 local_prefix to sub-make invocations.
6528 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
6530 * objc-parse.c: Recognize protocol qualifiers in class definitions.
6532 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
6536 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
6537 * configure.in: Check for atol.
6538 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
6540 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
6542 * loop.c (find_and_verify_loops): When attempting to move insns from
6543 inside the loop outside the loop, create a BARRIER if no suitable
6546 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
6547 favor of an equivalent change from gcc-2.8.
6549 * i386/x-sco5 (CC): Remove trailing whitespace.
6551 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
6554 (accessor_from_format): Likewise.
6555 (xmalloc): New function for use when linking with alloca.o.
6557 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6559 * frame.c (find_fde): Correct FDE's upper bound.
6561 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
6563 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
6565 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
6567 * calls.c (expand_call): Move #ifdef code out of macro argument
6569 (emit_library_call, emit_library_call_value): Likewise.
6571 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
6573 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
6575 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
6577 * version.c: Bump for snapshot.
6579 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
6581 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
6582 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
6583 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
6584 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
6585 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
6586 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
6587 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
6588 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
6589 * unroll.c, varasm.c: Likewise.
6590 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
6592 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
6594 * mips.h: Fix some type-o's from a previous change.
6596 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
6598 * loop.c (check_dbra_loop): Make sure initial value is a
6599 CONST_INT before trying to normalize it.
6601 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
6603 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
6605 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
6607 * cppexp.c: Include gansidecl.h
6609 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
6611 * svr4.h (LINK_SPEC): Never specify -h.
6612 * ptx4.h (LINK_SPEC): Likewise.
6613 * rs6000/sysv4.h (LINK_SPEC): Likewise.
6614 * sparc/sol2.h (LINK_SPEC): Likewise.
6616 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
6618 * c-typeck.c (comptypes): Exit early on NULL input.
6620 * haifa-sched.c (schedule_insns): Correctly remove inter-block
6621 dependencies after reload.
6623 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6625 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
6627 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
6629 * alpha/vms.h (DIR_SEPARATOR): define
6631 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6633 * Makefile.in (stamp-proto): Remove.
6634 (protoize.o, unprotoize.o): Straightforward compile.
6635 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
6637 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6639 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
6640 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
6642 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
6644 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
6645 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
6646 * sparc/netbsd.h, vax/netbsd.h: Likewise.
6648 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
6650 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
6652 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
6654 * configure.in (target_cpu_default, target_cpu_default2): Use double
6655 quotes around them when testing their value.
6656 * configure: Rebuilt.
6658 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
6660 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
6662 (gendef): Call obstack_alloc_rtx.
6664 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
6666 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
6669 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
6671 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
6672 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
6673 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
6675 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
6677 * mips.md (return_internal): Change mode from SImode to VOIDmode.
6679 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
6681 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
6684 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
6686 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
6687 suffix from operand 3.
6689 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6690 Jeffrey A Law (law@cygnus.com)
6692 * regmove.c: New implementation of regmove pass.
6693 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
6694 decls, make them have external linkage. Return a value from
6695 optimize_reg_copy_1.
6696 * reload.h (count_occurrences): Add decl.
6697 * reload1.c (count_occurrences): Delete decl, make it have external
6699 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
6701 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
6703 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
6704 if it is not defined.
6706 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
6708 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
6709 * emit-rtl.c (gen_rtx): Move special code to ...
6710 (gen_rtx_CONST_INT): New function.
6711 (gen_rtx_REG): New function.
6712 (*): Update all calls to gen_rtx.
6713 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
6714 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
6715 (GEN_INT): Call gen_rtx_CONST_INT.
6716 * gengenrtl.c: New file.
6718 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
6720 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
6721 (base_alias_check): If no base found for address call canon_rtx and
6724 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
6726 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
6727 arguments for mips16.
6728 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
6729 Don't lose if tsize is zero after handling large stack for mips16.
6730 * mips.md (return): For trivial return, return address is in $31.
6732 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
6734 * mips/mips16.S: Various changes to make it work with -msingle-float
6737 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
6738 Ian Lance Taylor <ian@cygnus.com>
6739 Jeff Law <law@cygnus.com>
6741 * mips.c, mips.h, mips.md: First cut at merging in mips16
6742 support. Major modifications throughout all three files.
6744 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
6746 * configure.in: Make gthr-default.h a forwarding header instead of
6749 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6751 * gcov-io.h: Include sys/types.h to ensure we get size_t.
6753 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
6755 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
6756 Jeffrey A Law (law@cygnus.com)
6758 * crtstuff.c (__frame_dummy): New function for irix6.
6759 (__do_global_ctors): Call __frame_dummy for irix6.
6760 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
6762 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
6764 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
6766 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
6768 * c-decl.c (init_decl_processing): Provide proper fallback symbol
6769 for __builtin_memset.
6770 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
6771 not INTEGER_CST. Assert arg 3 is a constant.
6773 * alpha.c (mode_width_operand): Accept 64-bit modes.
6774 (mode_mask_operand): Likewise.
6775 (print_operand): Likewise for 'M' and 'U' codes.
6776 (alpha_expand_unaligned_load): New function.
6777 (alpha_expand_unaligned_store): Likewise.
6778 (alpha_expand_unaligned_load_words): Likewise.
6779 (alpha_expand_unaligned_store_words): Likewise.
6780 (alpha_expand_block_move): Likewise.
6781 (alpha_expand_block_clear): Likewise.
6782 * alpha.h (MOVE_RATIO): New define.
6783 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
6784 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
6786 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
6787 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
6789 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
6791 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
6792 * configure: Update.
6794 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
6796 * emit-rtl.c (operand_subword): Correctly handle extracting a word
6797 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
6799 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
6802 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
6804 * configure.in: Set and subsitute host_exeext. Use it when creating
6805 the assembler and linker symlinks.
6806 * configure: Rebuild.
6807 * Makefile.in (exeext): Set to @host_exeext@.
6808 (build_exeext): New variable, set to @build_exeext@.
6809 (FLAGS_TO_PASS): Pass down build_exeext.
6810 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
6813 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
6815 * mn10200.md (addsi3, subsi3): Fix thinkos.
6817 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
6819 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
6820 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
6821 unix always, since we want to be able to thunk to functions in a
6822 shared library from an application.
6824 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
6826 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6827 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6829 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
6831 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
6832 offset's mode is not ptr_mode, convert it.
6834 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
6836 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
6837 compiling if it was already defined.
6839 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
6841 * flow.c (find_basic_blocks): Don't create a new basic block
6842 for calls in a LIBCALL block.
6844 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
6846 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
6848 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
6850 * cse.c (rtx_cost): Remove conflicting default case.
6852 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
6854 * configure.in: Move default enabling of Haifa out of for loop.
6855 * configure: Rebuild.
6857 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
6859 * version.c: Bump for snapshot.
6861 1997-12-25 Teemu Torma <tot@trema.com>
6863 * Makefile.in (GTHREAD_FLAGS): New var.
6864 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
6865 (distclean): Remove gthr-default.h.
6867 * configure.in: Accept dce as a thread package.
6868 Check for thread.h and pthread.h.
6869 Link gthr-default.h to appropriate thread file and set
6871 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
6872 include multilib definitions from pa/t-dce-thr.
6873 (sparc-*-solaris2*): Enable threads by default, if thread.h or
6874 pthread.h is found, preferring posix threads over solaris ones.
6876 * config/pa/t-dce-thr: New file.
6877 * config/pa/t-pa: Removed multilibs.
6878 * config/sparc/t-sol2: Ditto.
6881 * gthr-single.h: New file.
6882 * gthr-posix.h: New file.
6883 * gthr-solaris.h: New file.
6884 * gthr-dce.h: New file.
6885 * libgcc-thr.h: Removed.
6886 * objc/thr-dce.c: New file copied from thr-decosf1.c.
6888 * frame.c: Include gthr.h instead of libgcc-thr.h.
6889 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
6890 (eh_context_initialize): If __gthread_once fails, use static eh
6892 (eh_context_free): Call __gthread_key_dtor.
6894 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
6896 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
6898 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
6900 * cse.c (max_insn_uid): New variable.
6901 (cse_around_loop): Use max_insn_uid.
6902 (cse_main): Set max_insn_uid.
6904 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
6905 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
6906 -mlong64, and -mgp{32,64} options.
6907 * mips.c (mips_abi): Change type to int.
6908 * mips.h (enum mips_abi_type): Delete.
6909 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
6910 (mips_abi): Change type to int.
6912 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
6914 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
6915 optimization is now always enabled.
6917 * calls.c (expand_call): Recognize C++ operator new as malloc-like
6920 * alias.c (memrefs_conflict_p): Eliminate tests now done by
6922 (*_dependence): Call canon_rtx before base_alias_check.
6923 (init_alias_once): New function to precompute set of registers which
6924 can hold Pmode function arguments.
6926 * rtl.h: Declare init_alias_once.
6928 * toplev.c (compile_file): Call init_alias_once.
6930 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
6932 * tree.c (restore_tree_status): Do not dereference a null pointer.
6934 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
6936 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
6937 RLIMIT_STACK. This maintains consistency with the recent, similar
6938 patch to cccp.c and toplev.c.
6940 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
6942 * genattrtab.c (expand_units): For large nr opclasses, expand
6943 function_units_used with ORX to prevent blowups. Tag with FFS.
6944 (num_unit_opclasses): New variable.
6945 (gen_unit): Update it.
6946 (enum operator): Add ORX_OP.
6947 (operate_exp): Treat ORX as or, except don't expand across an if.
6948 Reuse number rtx's after operating on them.
6949 (check_attr_value): Accept IOR, AND, & FFS.
6950 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
6951 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
6952 (write_expr_attr_cache, write_toplevel_expr): New functions.
6953 (write_attr_get): Handle FFS-tagged expressions.
6954 (make_canonical): Don't expand const attributes.
6955 (convert_const_symbol_ref): Dike out.
6956 (evaluate_eq_attr): Handle SYMBOL_REF.
6957 (main): Don't emit get_attr_foo for const attributes.
6959 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
6960 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
6961 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
6962 * alpha.md: Redo all of the scheduling, adding EV6 support, and
6963 combining function units where possible.
6964 (attr "type"): Split loads, stores, cmov into int/fp. Combine
6965 multiplies and divides. Add EV6 sqrt, ftoi, itof.
6966 (attr "opsize"): New attribute.
6967 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
6968 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
6969 to control register allocation.
6970 (movsi2-1, movdi2-1): Likewise.
6972 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
6974 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
6975 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
6976 Move OSF/1 specific defines out.
6977 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
6978 Move Linux specific defines out.
6979 (LINK_SPEC): Genericize.
6980 (ASM_FILE_START): Emit .arch if using more than the base insn set.
6981 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
6982 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
6983 (HANDLE_SYSV_PRAGMA): Define.
6984 * alpha/osf.h: New file.
6985 * alpha/linux.h: Split. Retain file-format independant defines.
6986 Import Linux bits from elf.h.
6987 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
6988 (FUNCTION_PROFILER): _mcount takes its address in $28.
6989 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
6990 * alpha/linux-ecoff.h: New file.
6991 * alpha/linux-elf.h: New file.
6992 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
6993 * alpha/win-nt.h (TARGET_DEFAULT): Define.
6994 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
6995 Add new headers as appropriate.
6997 * configure.in (alpha*): Enable Haifa by default.
6998 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
6999 * configure: Rebuild.
7001 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
7003 * Makefile.in (clean): Remove the stages with their objects here ...
7004 (distclean): ... instead of here.
7006 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7008 * cse.c (rtx_cost): Add default case in enumeration switch.
7009 * fix-header.c (recognized_macro): Likewise.
7010 (recognized_extern): Likewise.
7011 (write_rbrac): Likewise.
7012 * objc/objc-act.c (encode_aggregate): Likewise.
7013 (gen_declarator): Likewise.
7014 (gen_declspecs): Likewise.
7016 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
7018 * haifa-sched.c (create_reg_dead_note): Detect and handle another
7019 case where we kill more regs after sched than were killed before
7021 * sched.c (create_reg_dead_note): Similarly.
7023 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
7025 * c-pragma.c: Include flags.h.
7027 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
7029 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
7030 about system headers.
7031 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
7032 and also to resolve symbols in prefix.c.
7034 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
7035 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
7036 when the definitions in auto-config.h is not visible.
7037 (HAVE_BZERO): Likewise.
7038 (HAVE_BCMP): Likewise.
7039 (HAVE_RINDEX): Likewise.
7040 (HAVE_INDEX): Likewise.
7042 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
7044 * pa.c (emit_move_sequence): Handle a function label source
7047 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
7049 * c-pragma.c (handle_pragma_token): Generate warning messages
7050 about unknown pragmas if warn_unknown_pragmas is set.
7052 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
7053 line option to set variable: warn_unknown_pragmas.
7055 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
7057 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
7059 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
7061 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
7063 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
7064 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
7065 generate more fine grained floating point emulation libraries.
7066 * config/fp-bit.c: Add protecting #ifdef to all functions so
7067 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
7068 then compile all suitable functions.
7069 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
7070 underscores to avoid namespace pollution.
7071 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
7073 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7077 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7078 Jeff Law <law@cygnus.com>
7080 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
7082 * c-decl.c (finish_decl): Use parentheses around && within ||.
7083 * rtl.c: Include stdlib.h.
7084 (read_skip_spaces): Add parentheses around assignments used as
7086 (read_rtx): Initialize list_rtx.
7087 * cppexp.c (parse_number): Use || when operands are truth values.
7088 * alias.c (find_base_value): Add default case.
7089 (memrefs_conflict): Likewise.
7090 * combine.c (sets_function_arg_p): Likewise.
7091 * genemit.c (gen_exp): Likewise.
7092 * local-alloc.c (contains_replace_regs): Likewise.
7093 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
7094 * fold-const.c (fold_convert): Use "&&" for truth values.
7095 (fold): Add default case.
7096 * sdbout.c (sdbout_field_types): Fix typo in declaration.
7097 (sdbout_one_type): Add default case.
7098 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
7099 (some_operand): Add default case.
7100 (input_operand): Likewise.
7101 (signed_comparison_operator): Likewise.
7102 (divmod_operator): Likewise.
7103 (alpha_set_memflags_1): Likewise.
7104 * reload1.c (reload_cse_simplify_operands): Ensure function
7105 always returns a value.
7106 * scan-decls.c (scan_decls): Likewise.
7107 * c-lex.c (skip_white_space): Fix typo in declaraion.
7108 * c-typeck.c (comp_target_types): Add parentheses around assignment
7109 used as truth value.
7110 (print_spelling): Likewise.
7111 (constructor_implicit, constructor_result): Remove unused variables.
7112 * collect2.c (scan_library): Protect prototype with
7113 #ifdef SCAN_LIBRARIES.
7114 * emit-rtl.c (find_line_note): Fix typo in declaration.
7115 * final.c (asm_insn_count): Protect prototype with
7116 #ifdef HAVE_ATTR_length.
7117 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
7118 (try_pre_increment_1, try_pre_increment): Likewise.
7119 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
7120 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
7121 * gcov-io.h (__store_long, __write_long, __read_long): Fix
7122 unsigned/signed comparisons.
7123 * gcov.c (read_files): Remove unused "first_type" variable.
7124 (scan _for_source_files): Initialize s_ptr.
7125 (function_summary): Eliminate "%lf" formatting, use %ld for
7127 (output_data): Initialize branch_probs and last_line_num.
7128 Eliminate "%lf" formatting, use "%ld" for longs.
7130 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
7132 * mips16.S: New file.
7134 * libgcc2.c (varargs): Handle mips16.
7136 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
7138 * stmt.c (expand_end_case): Likewise.
7139 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
7140 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
7141 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
7143 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7145 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
7146 the build directory.
7147 (libobjc.a): Update dependency list.
7148 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
7150 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
7151 (objc.mostlyclean): Remove runtime-info.h.
7153 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
7155 * tree.c (build_range_type): Allow creation of ranges with no maximum.
7156 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
7157 * dwarf2out.c (add_subscript_info): Likewise.
7158 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
7159 * sdbout.c (plain_type_1): Likewise.
7160 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
7162 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
7165 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7167 * mips.c (fatal): Remove declaration.
7169 1997-12-18 Mark Mitchell <mmitchell@usa.net>
7171 * integrate.c (get_label_from_map): New function.
7172 (expand_inline_function): Use it. Initialize the label_map to
7173 NULL_RTX instead of gen_label_rtx.
7174 (copy_rtx_and_substitute): Use get_label_from_map.
7175 * integrate.h (get_label_from_map): New function.
7176 (set_label_from_map): New macro.
7177 * unroll.c (unroll_loop): Use them.
7178 (copy_loop_body): Ditto.
7180 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
7182 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
7183 (INIT_TARGET_OPTABS): Define.
7184 * mips/ecoff.h: Include gofast.h before mips.h.
7185 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
7186 * mips/elf64.h: Likewise.
7187 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
7189 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
7191 * except.c: Remove register_exception_table{,_p}.
7193 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
7195 * unroll.c (calculate_giv_inc): Handle constant increment found in
7196 a MEM with an appropriate REG_EQUAL note.
7198 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
7200 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
7201 frame pointer in the prologue.
7203 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
7205 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
7206 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
7208 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
7210 * config/m68k/m68k.c (output_function_prologue): Typecast
7211 dwarf2out_cfi_label to (char *).
7212 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
7214 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
7216 * sparc.md (jump): Don't use the annul bit around an empty loop.
7217 Patch from Kevin.Kelly@East.Sun.COM.
7219 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
7221 * jump.c: (jump_optimize): Don't use the return register as a
7222 source1 of a conditional move.
7224 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
7226 * sparc.c (DF_MODES): Or the mask not the bit number.
7227 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
7229 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7231 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
7233 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
7235 * fixincludes (size_t): Add support for Motorola's stdlib.h
7236 which fails to provide a definition for size_t.
7237 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
7238 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
7239 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
7241 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
7242 prevent unresolved externals in libio.
7243 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
7245 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
7247 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
7248 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
7249 (LIB_SPEC): Updated for glibc 2.
7251 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
7253 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
7254 * ginclude/varargs.h: Likewise.
7256 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
7258 * version.c: Bump for snapshot.
7260 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
7262 * frame.h (__register_frame, __register_frame_table,
7263 __deregister_frame): New.
7264 * frame.c (__register_frame, __register_frame_table,
7265 __deregister_frame): New.
7266 * frame.c (__deregister_frame_info): Return void *.
7267 * frame.h (__deregister_frame_info): Ditto.
7268 * collect2.c (__deregister_frame_info): Ditto.
7270 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
7272 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
7274 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
7276 * alpha.c (alpha_cpu_name): New variable.
7277 (alpha_mlat_string): Likewise.
7278 (alpha_memory_latency): Likewise.
7279 (override_options): Handle -mmemory-latency.
7280 (alpha_adjust_cost): Adjust load cost for latency.
7281 * alpha.h (TARGET_OPTIONS): Add meory-latency.
7282 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
7283 TARGET_CIX into account.
7284 (MEMORY_MOVE_COST): Define in terms of memory_latency.
7285 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
7287 * alpha.h (ASM_COMMENT_START): New macro.
7289 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
7291 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
7292 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
7294 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7295 SUBREG_REG if the word count is unchanged.
7296 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
7297 subregs of identical word size for push_reload.
7299 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
7301 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
7302 if all we're doing is dealing with -Wreturn-type.
7304 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
7306 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
7307 Use and 255 instead of zapnot 1, since it schedules better.
7309 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
7311 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
7314 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
7316 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
7317 dependency we delete. Properly update prev for multiple consecutive
7319 (priority): Skip deleted dependence.
7321 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
7323 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
7325 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7327 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
7328 determining when a new basic block starts.
7330 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
7332 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
7333 * pa.md (iorsi3): Add missing args to *_operand calls.
7335 * except.c (call_get_eh_context): Don't mess with sequences.
7336 (emit_eh_context): Include the call in the sequence here.
7338 1997-12-11 Paul Eggert <eggert@twinsun.com>
7340 * collect2.c (write_c_file_glob): Allocate initial frame object
7341 in static storage and pass its address.
7343 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7345 * except.c (call_get_eh_context): Don't take a parm.
7346 Put the call at the top of the function.
7347 (emit_eh_context): Adjust.
7348 (get_eh_context): Replace with former use_eh_context.
7349 (get_eh_context_once, get_saved_pc_ref): Remove.
7350 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
7352 * integrate.c (expand_inline_function): Adjust.
7353 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
7355 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
7357 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
7358 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
7360 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
7362 * fixincludes (strlen,strspn,strcspn return value): Handle different
7364 (hypot): Provide a fake for hypot which is broken on
7365 m88k-motorola-sysv3.
7367 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
7369 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
7370 tree_code_name from pointers to arrays.
7371 * tree.c: Remove standard_tree_code_* variables, no longer used.
7372 * print-tree.c: Remove declaration of tree_code_name.
7374 * cp/lex.c (init_lex): Update for tree_code_* changes.
7375 * objc/objc-act.c (init_objc): Likewise.
7377 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
7380 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
7382 * config.sub: Add support for BeOS target.
7383 * configure.in: Likewise.
7384 * ginclude/stdarg.h: Likewise.
7385 * ginclude/stddef.h: Likewise.
7386 * ginclude/varargs.h: Likewise.
7387 * rs6000/beos.h: New file for BeOS.
7388 * rs6000/t-beos: Likewise.
7389 * rs6000/x-beos: Likewise.
7390 * rs6000/xm-beos.h: Likewise.
7391 * toplev.c (get_run_time): Just return 0 on BeOS.
7393 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
7394 Toon Moene (toon@moene.indiv.nluug.nl)
7396 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
7397 old and broken Sun3 assemblers. Newer versions handle large
7398 offsets correctly as does the GNU assembler.
7400 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7402 * objc/objc-act.c (lang_report_error_function): Disable.
7403 * objc/objc-parse.y: Include "output.h".
7404 (yyerror): Remove redundant decl.
7405 (yyprint): Fix prototype.
7406 (apply_args_register_offset): Remove redundant decl.
7407 (get_file_function_name): Likewise.
7409 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
7411 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
7413 (find_basic_blocks_1): Likewise.
7415 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7417 * except.c (use_eh_context): Don't copy_rtx a REG.
7418 (emit_throw): Lose old unwinder support.
7419 (expand_internal_throw): Likewise.
7420 * libgcc2.c (struct eh_context): Likewise.
7421 (new_eh_context): Likewise.
7422 (__get_eh_info): Lose redundant cast.
7423 (__get_dynamic_handler_chain): Likewise.
7424 (__get_saved_pc): Lose.
7425 Lose all old unwinder support code.
7427 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
7429 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
7431 * integrate.c (expand_inline_function): If the inline fn uses eh
7432 context, make sure that the current fn has one.
7433 * toplev.c (rest_of_compilation): Call emit_eh_context.
7434 * except.c (use_eh_context): New fn.
7435 (get_eh_context_once): New fn.
7436 (call_get_eh_context): New fn.
7437 (emit_eh_context): New fn.
7438 (get_eh_context): Call either get_eh_context_once or
7439 call_get_eh_context, depending on what we have.
7440 (get_dynamic_handler_chain): Call get_eh_context_once.
7441 * except.h: Prototypes for fns above.
7442 * optabs.c (get_eh_context_libfunc): Removed.
7443 (init_optabs): Don't initialize it.
7444 * expr.h (get_eh_context_libfunc): Removed.
7445 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
7446 * config/pa/pa.h (CPP_SPEC): Support for -threads.
7447 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
7448 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
7449 New multilib for -threads.
7450 * config/sparc/t-sol2: Added multilibs for -threads and
7451 made -pthreads alias to it.
7452 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
7453 Added -threads and -pthreads options.
7454 * libgcc-thr.h: New file.
7455 * libgcc2.c: (__get_cpp_eh_context): Removed.
7456 (struct cpp_eh_context): Removed.
7457 (struct eh_context): Replaced cpp_eh_context with generic language
7459 (__get_eh_info): New function.
7460 (__throw): Check eh_context::info.
7462 * libgcc2.c: Include libgcc-thr.h.
7463 (new_eh_context, __get_eh_context,
7464 eh_pthread_initialize, eh_context_initialize, eh_context_static,
7465 eh_context_specific, eh_context_free): New functions.
7466 (get_eh_context, eh_context_key): New variables.
7467 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
7468 get_eh_context to get the context.
7469 (longjmp): Move the declaration inside
7470 #ifdef DONT_USE_BUILTIN_SETJMP.
7471 * frame.c: Include libgcc-thr.h.
7472 (object_mutex): Mutex to protect the object list.
7473 (find_fde, __register_frame, __register_frame_table,
7474 __deregister_frame): Hold the lock while accessing objects.
7475 * except.h (get_eh_context): Declare.
7476 * except.c (current_function_ehc): Define.
7477 (current_function_dhc, current_function_dcc): Removed.
7478 (get_eh_context): New function.
7479 (get_dynamic_handler_chain): Use get_eh_context.
7480 (get_saved_pc_ref): Ditto.
7481 (get_dynamic_cleanup_chain): Removed references to
7482 current_function_dcc.
7483 (save_eh_status, restore_eh_status): Save and restore
7484 current_function_ehc instead.
7485 * optabs.c (get_eh_context_libfunc): New variable.
7486 (init_optabs): Initialize it.
7487 * expr.h: Declare get_eh_context_libfunc.
7488 * function.h (struct function): Replaced dhc and dcc with ehc.
7489 * except.c (get_saved_pc_ref): New functions.
7490 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
7491 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
7493 (end_eh_unwinder): Likewise.
7494 (init_eh): Remove initialization of eh_saved_pc.
7495 * optabs.c (get_saved_pc_libfunc): New variable.
7496 (init_optabs): Initialize it.
7497 * expr.h: Declare get_saved_pc_libfunc.
7498 * except.h (eh_saved_pc_rtx): Deleted.
7499 (get_saved_pc_ref): Declared.
7501 From Scott Snyder <snyder@d0sgif.fnal.gov>:
7502 * libgcc2.c (__get_saved_pc): New.
7503 (__eh_type, __eh_pc): Deleted.
7504 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
7505 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
7508 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
7510 * sparc/sol2.h: Use 64 bit multiply and divide functions in
7511 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
7514 * rtl.h (global_rtl): New variable, replacing separate variables for
7516 (const_int_rtx): Now array of rtx_def, not rtx.
7517 * emit-rtl.c: Update for new rtl data structures.
7518 * genattrtab.c: Define global_rtl.
7520 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
7522 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
7525 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
7527 * crtstuff.c (__do_global_ctors): Fix typo.
7529 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
7531 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7532 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7534 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
7536 * rs6000.h (FUNCTION_ARG_PADDING): Define.
7537 * rs6000.c (function_arg_padding): New function.
7539 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
7541 * m68k.c: Include tree.h only once.
7543 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7545 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
7547 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
7549 * Partially cleaned up prototyping code from HJ.
7550 * tree.h: Add many prototypes.
7551 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
7552 All references changed.
7553 * rtl.h: Protect from multiple inclusions. Add many prototypes.
7555 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
7557 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
7558 string functions like strlen.
7560 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
7562 * configure.in: Check for functions getrlimit and setrlimit.
7563 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7564 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7566 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
7568 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
7570 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
7572 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
7575 * alpha.c (override_options): Don't know about scheduling for EV6.
7576 * alpha.md (ev5 function units): Don't overload as ev6.
7578 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
7579 * alpha.md (define_attr type): Add mvi.
7580 (ev5_e0): Define sceduling parameters for it.
7581 (TARGET_MAX insns): Type is mvi not shift.
7583 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
7585 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
7587 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7589 * cstamp-h, auto-config.h: Delete.
7591 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
7593 * version.c: Bump for snapshot.
7595 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
7597 * cccp.c: Fix typo brought over in merge.
7599 * Merge in changes from gcc-2.8.
7601 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
7603 * m68k.c: Include tree.h for dwarf2out_cfi_label.
7605 * gcc.c (process_command): Do not take address of function fatal when
7606 calling lang_specific_driver.
7608 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
7610 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
7611 doesn't work with it yet, so set it to 0.
7612 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
7614 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7616 * cse.c (cse_insn): Check for invalid entries when taking references.
7618 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7620 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
7621 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
7622 * toplev.c (rest_of_compilation): Pass it. Remove code to
7623 save / clear / restore flag_unroll_{,all_}loops.
7625 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
7627 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
7629 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
7631 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
7633 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
7635 * except.c (get_dynamic_handler_chain): Only make the call once per
7638 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
7640 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7642 * sh.c (final_prescan_insn): Use local label prefix
7643 when emitting .uses pseudo-ops.
7645 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7647 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
7648 * except.c: Lose outer_context_label_stack.
7649 (expand_eh_region_end): Rethrow from outer_context here.
7650 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
7651 (expand_internal_throw): Take no args.
7652 (expand_internal_throw_indirect): Lose.
7653 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
7654 (expand_start_all_catch): Start a rethrow region.
7655 (expand_end_all_catch): End it.
7656 (expand_rethrow): New fn.
7657 * except.h: Reflect above changes.
7658 * flow.c: Revert change of Nov 27.
7660 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
7662 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
7664 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7666 * except.c (expand_fixup_region_end): New fn.
7667 (expand_fixup_region_start): Likewise.
7668 (expand_eh_region_start_tree): Store cleanup into finalization here.
7669 * stmt.c (expand_cleanups): Use them to protect fixups.
7671 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
7673 * mips/mips.md (muldi3_r4000): Broaden the output template
7674 and attribute assignments to handle three operand dmult;
7675 rename to muldi3_internal2.
7676 (muldi3): Call the new muldi3_internal2 for R4000, and
7677 any GENERATE_MULT3 chip.
7679 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
7681 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
7683 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
7685 * unroll.c (find_splittable_givs): Remove last change. Handle givs
7686 with a dest_reg that was created by loop.
7688 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
7690 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
7692 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
7694 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
7696 * configure.in: Fix NCR entries.
7698 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
7700 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
7701 nested exceptions correctly.
7703 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
7704 that was created by loop.
7706 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
7708 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
7710 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
7712 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
7714 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
7715 (print_operand): Use SMALL_DATA_REG for the register involved in
7716 small data relocations.
7717 (print_operand_address): Ditto.
7719 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
7720 -dynamic linker is not used.
7722 * rs6000.md (call insns): For local calls, use @local suffix under
7723 System V. Don't use @plt under Solaris.
7725 * rs6000.c (output_function_profiler): Put label address in r0, and
7726 store LR in 4(sp) for System V/eabi.
7728 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
7729 byte boundary, and maintain stack backchain.
7731 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7733 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7734 fix_truncsfdi2): Change *.
7736 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
7738 * toplev.c (main): Complain about -gdwarfn.
7740 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
7742 * dwarfout.c (output_type): If finalizing, write out nested types
7743 of types we've already written.
7745 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
7747 (patches originally from Geoffrey Keating)
7748 * rs6000.c (function_arg): Excess floating point arguments don't
7749 go into GPR registers after exhausting FP registers under the
7751 (function_arg_partial_nregs): Ditto.
7753 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
7756 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
7758 * integrate.c (output_inline_function): Just unset DECL_INLINE.
7760 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
7762 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
7765 * libgcc2.c (__throw): Initialize HANDLER.
7767 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7769 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7770 fix_truncsfdi2): Change *X to ?*X.
7772 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
7774 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
7776 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
7778 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
7780 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
7782 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
7784 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
7786 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
7787 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
7790 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
7792 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
7793 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
7794 gas and not using the new HP assembler.
7796 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
7798 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
7799 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
7801 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
7803 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
7804 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
7807 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7809 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
7811 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
7813 * except.h: Add outer_context_label_stack.
7814 * except.c: Likewise.
7815 (expand_start_all_catch): Push the outer_context for the try block
7816 onto outer_context_label_stack.
7817 (expand_end_all_catch): Use it and pop it.
7819 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
7821 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
7823 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
7825 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
7827 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
7829 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
7830 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7832 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
7834 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
7835 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
7836 __builtin_delete, and __builtin_vec_delete.
7838 * except.c (output_exception_table): Don't bother with
7841 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
7843 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
7844 is an in/out operand.
7845 (zero extended variants of stwm/stwm patterns): Similarly.
7847 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
7849 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
7851 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
7853 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
7854 (output_call_frame_info): Emit a \n after using it.
7856 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
7858 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
7860 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
7862 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
7863 (ASM_OUTPUT_DWARF_VALUE4): New macro.
7864 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
7866 (output_call_frame_info): Do not output forward label differences
7867 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
7868 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
7870 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7872 * sh.md (attribute "type"): Add nil.
7873 (movsi_ie): y/y alternative is type nil.
7874 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
7876 (movsf_ie+1): Delete.
7878 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
7880 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
7881 large_int, emit two insns instead of one splitable insn.
7882 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
7883 from cfa_temp_value, use cfa_offset. Add assert checking that
7886 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
7888 * cccp.c (deps_output): Properly quote file names for make.
7890 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
7892 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
7894 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
7896 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
7898 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
7900 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
7902 (cse_end_of_basic_block): Similarly.
7904 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
7906 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7907 (SELECT_RTX_SECTION): Define.
7908 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
7910 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
7912 * Makefile.in (compare, compare-lean): Define $stage for each
7914 (gnucompare, gnucompare-lean): Likewise.
7916 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
7918 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
7920 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
7921 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7923 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
7925 * dwarfout.c (byte_size_attribute): Add local var upper_bound
7926 and add case to handle STRING_TYPE.
7927 * dwarfout.c (output_string_type_die): Fix code to generate
7928 correct string length attribute for fixed length strings.
7929 Still needs support for varying length strings.
7931 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
7933 * toplev.c (get_run_time): Do something sensible for cygwin32.
7935 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
7937 * expr.c (expand_builtin_setjmp): Set
7938 current_function_has_nonlocal_label.
7939 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
7940 call-saved registers across calls.
7942 * alpha.md (exception_receiver): Remove.
7943 (nonlocal_goto_receiver_osf): New
7944 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
7945 (nonlocal_goto_receiver): New, select _osf or _vms.
7947 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
7948 keep them from being propogated to the object file.
7949 (alpha_write_linkage): Likewise.
7950 * alpha.md (call_vms): Likewise.
7951 (call_value_vms): Likewise.
7952 (unnamed osf call insns): Likewise.
7954 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
7955 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7957 * alpha.c (call_operand): Any reg is valid for WinNT.
7958 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
7959 (anon nt calls): Add 'R' alternative.
7960 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
7961 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
7963 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
7965 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
7967 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
7968 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7969 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7971 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
7973 * reload1.c (new_spill_reg): Improve fixed or forbidden register
7974 spill error message.
7976 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7978 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
7979 use varargs.h. Wrap header with <>, not "".
7981 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
7983 * integrate.c (save_for_inline_copying): Add return value from
7986 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
7988 * fixincludes: Be a little more restrictive on what we will
7989 substitute to replace definitions of MAXINT for HPUX.
7991 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
7993 * dbxout.c (dbxout_symbol_location): Don't assume that variables
7994 whose address is the stack or argument pointers are indirect
7997 1997-11-13 Paul Eggert <eggert@twinsun.com>
7999 * cccp.c, cpplib.c (compare_defs):
8000 Don't complain about arg name respellings unless pedantic.
8001 * cpplib.c (compare_defs): Accept pfile as new arg.
8002 All callers changed.
8004 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8006 * fold-const.c (fold_truthop): Fix bug in last change.
8008 1997-11-13 Paul Eggert <eggert@twinsun.com>
8010 Fix some confusion with IEEE minus zero.
8012 * real.h (REAL_VALUES_IDENTICAL): New macro.
8014 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
8015 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
8017 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
8018 same tree structure as 0.0.
8020 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
8021 macro instead of doing it by hand.
8023 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
8025 * v850/lib1funcs.asm: Minor whitespace changes.
8026 * v850.c: Fix minor formatting problems in many places.
8027 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
8029 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
8031 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
8032 xplus1 when xplus0 is not a register.
8034 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
8036 * flow.c (find_basic_blocks): During marking phase, if we encounter
8037 an insn with a REG_LABEL note, make the target block live and
8038 create an edge from the insn to the target block. Do not make
8039 edges from all blocks to the target block.
8041 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
8043 * confiugre.in: Tweak NCR entries.
8044 * configure: Rebuilt.
8046 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
8048 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
8049 pick apart floating point values, instead of using CONST_DOUBLE_LOW
8050 and CONST_DOUBLE_HIGH.
8052 * rs6000.md (define_splits for DF constants): Use the appropriate
8053 REAL_VALUE_* interface to pick apart DF floating point constants in
8054 a machine independent fashion.
8056 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8058 * fold-const.c (fold_truthop): When changing a one-bit comparison
8059 against zero into a comparison against mask, do a proper sign
8062 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
8064 * except.c: Do not include "assert.h".
8065 (save_eh_status): Turn asserts into conditional aborts.
8066 (restore_eh_status, scan_region): Likewise.
8067 * dwarfout.c: Do not include "assert.h".
8068 (bit_offset_attribute): Turn asserts into conditional aborts.
8069 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
8070 (output_inlined_structure_type_die): Likewise.
8071 (output_inlined_union_type_die): Likewise
8072 (output_tagged_type_instantiation): Likewise.
8073 (dwarfout_file_scope_decl): Likewise.
8074 * dwarf2out.c: Do not include "assert.h"
8075 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
8076 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
8077 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
8078 (add_bit_size_attribute, scope_die_for): Likewise.
8079 (output_pending_types_for_scope): Likewise.
8080 (get_inlined_enumeration_type_die): Likewise.
8081 (get_inlined_structure_type_die): Likewise.
8082 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
8083 (gen_tagged_type_instantiation_die): Likewise.
8085 * flow.c (find_basic_blocks): Refine further to get a more correct
8086 cfg, especially in the presense of exception handling, computed
8087 gotos, and other non-trivial cases. Call abort if an inaccuracy
8088 is detected in the cfg.
8090 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8092 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
8094 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
8095 (skip_white_space): Use whitespace_cr.
8096 (check_newline): Handle whitespace more consistently.
8098 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
8100 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
8101 * i386/xm-cygwin32.h (POSIX): Define.
8103 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
8105 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
8106 is available elsewhere.
8108 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
8110 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
8111 what the instruction can handle.
8113 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
8115 * stmt.c (expand_decl_cleanup_no_eh): New fn.
8117 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
8119 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
8121 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
8122 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
8124 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
8126 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
8127 swap instruction order.
8129 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
8131 * fixinc.svr4 (__STDC__): Add another case.
8133 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8135 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
8136 addresses in the epilogue delay slot.
8138 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
8140 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
8141 in generated `specs' file.
8143 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
8145 * flags.h (flag_rerun_loop_opt): Declare.
8146 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
8147 * toplev.c (flag_rerum_loop_opt): Delete static.
8149 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8151 Bring over from FSF:
8153 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8155 * va-sh.h (__va_arg_sh1): Define.
8157 SH3E doesn't use any integer registers for subsequent arguments
8158 once a non-float value was passed in the stack.
8159 * sh.c (machine_dependent_reorg): If optimizing, put explicit
8160 alignment in front label for ADDR_DIFF_VEC.
8161 * sh.h (PASS_IN_REG_P): Fix SH3E case.
8162 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
8164 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8166 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
8169 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8171 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
8172 put an use_sfunc_addr before each sfunc.
8173 * sh.md (use_sfunc_addr, dummy_jump): New insns.
8174 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
8176 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8178 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
8180 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
8182 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
8185 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
8187 * alias.c (find_base_value): Only return the known base value for
8190 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
8192 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
8193 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
8195 (prologue_get_pc_and_set_got): New pattern.
8197 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
8199 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
8200 for SUBREG, just fall through.
8202 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
8204 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
8206 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
8208 * fixincludes: Fix "hypot" prototype in NeXT math.h.
8210 * Makefile.in (USE_ALLOCA): Always include alloca.o.
8211 (USE_HOST_ALLOCA): Likewise.
8213 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
8214 and LABEL_REFS fields.
8215 * rtl.h (LABEL_REFS): Update.
8217 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
8219 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
8220 sets i2dest. When calling distribute_notes for i3dest_killed, pass
8221 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
8224 * mips.md (insv, extzv, extv): Add change_address call.
8225 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
8227 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
8229 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
8231 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
8232 save_restore_insns if no FP and GP will be restored.
8234 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
8235 Convert CCmode to word_mode before calling GET_MODE_SIZE.
8237 * acconfig.h (HAVE_INTTYPES_H): Undef.
8238 * configure.in (inttypes.h): Check for conflicts between sys/types.h
8239 and inttypes.h, and verify that intmax_t is defined.
8240 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
8241 * config/mips/x-iris3: Likewise.
8243 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
8245 * alias.c (find_base_value): When copying arguments, return the
8246 tenative value for a hard register.
8248 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
8250 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
8251 (yylex): Record wide strings using target endianness, not host.
8253 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
8255 * mn10200.h (ASM_OUTPUT_BSS): Delete.
8256 (ASM_OUTPUT_ALIGNED_BSS): New macro
8257 * mn10300.h (ASM_OUTPUT_BSS): Delete.
8258 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8259 * v850.h (ASM_OUTPUT_BSS): Delete.
8260 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8262 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8264 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
8266 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
8268 * configure.in (sco5): Use cpio to install header files.
8270 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
8272 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
8274 * configure: Rebuild.
8276 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
8278 * i386/sco5.h: enable -gstabs once again.
8280 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
8282 * arm.c (output_move_double): Allocate 3 entries in otherops array.
8284 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
8286 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
8287 notes for sjlj exceptions too.
8288 (expand_eh_region_end): Similarly for EH_REGION_END notes.
8289 (exception_optimize): Optimize EH regions for sjlj exceptions too.
8290 * final.c (final_scan_insn): Don't output labels for EH REGION
8291 notes if doing sjlj exceptions.
8293 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
8295 * alias.c (init_alias_analysis): Handle -fno-alias-check when
8296 optimizing correctly.
8298 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
8299 or set current_function_calls_setjmp anymore.
8301 * flow.c (find_basic_blocks): If we delete the label for an
8302 exception handler, remove it from the EH label list and remove
8303 the EH_BEGIN/EH_END notes for that EH region.
8305 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
8307 * flow.c (find_basic_blocks): Generate correct flow control
8308 information when exception handling notes are present.
8310 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
8312 * dwarf2out.c (output_call_frame_info): Fix length argument
8313 to ASM_OUTPUT_ASCII.
8314 (output_die, output_pubnames, output_line_info): Likewise.
8316 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
8318 * version.c: Bump for snapshot.
8320 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
8321 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
8322 flag_debug_asm is on.
8323 (output_die, output_pubnames, output_line_info): Likewise.
8325 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
8326 and static_chain_rtx into the potential base values array if
8329 * alias.c (new_reg_base_value): New array of potential base values.
8330 (unique_id): Now file scoped static.
8331 (find_base_value, case REG): Return the value in reg_base_value
8332 array for the REG if it exists. Else, return the value from
8333 new_reg_base_value if copying args and REG is a hard register.
8334 (find_base_value, case PLUS): If either operand of the PLUS is
8335 a REG, try to get its base value. Handle base + index and
8337 (record_set): Use new_reg_base_value instead of reg_base_value.
8338 (init_alias_analysis): Allocate space for new_reg_base_value too.
8339 Rework code to iterate over the insns propagating base value
8340 information until nothing changes.
8342 * global.c (global_alloc): Free the conflict matrix after
8343 reload has finished.
8345 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
8347 * libgcc2.c (L_eh): Define __eh_pc.
8348 Replace __eh_type with generic pointer __eh_info.
8350 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
8352 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
8353 use copy_to_reg if address is not a general_operand.
8355 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8357 * profile.c (output_func_start_profiler): Clear flag_inline_functions
8358 for the duration of the call to rest_of_compilation.
8360 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
8362 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
8364 (sparc*-*-*): Recognize --with-cpu=v9.
8365 * sparc/elf.h: New file.
8366 * sparc/t-elf: New file.
8368 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
8370 * mn10300.c (const_8bit_operand): New function.
8371 (mask_ok_for_mem_btst): New funtion.
8372 * mn10300.md (btst patterns with mem operands): Use new functions
8373 to avoid creating btst instructions with invalid operands.
8375 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
8377 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
8378 are running on PowerPC Linux.
8380 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
8382 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
8383 if not previously defined.
8385 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
8387 * function.c (assign_parms): Correct mode of stack_parm if
8388 entry_parm underwent a mode conversion.
8390 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
8392 * global.c (global_alloc): Use xmalloc instead of alloca for
8393 CONFLICTS, since max_allocno * allocno_row_words alone can be more
8394 than 2.5Mb sometimes.
8396 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
8398 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
8399 DEST for the spill, adjust mode of SRC to compensate.
8401 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
8403 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
8404 since any_memory_operand() allows pseudos during reload.
8405 (reload_inhi, reload_outqi, reload_outhi): Likewise.
8407 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
8409 * m68k.md (btst patterns): Add 5200 support.
8411 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8413 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
8414 optimizations, look inside dividend to determine if the expression
8415 can be simplified by using EXACT_DIV_EXPR.
8417 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
8420 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
8422 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
8424 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
8426 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
8428 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
8431 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
8433 * alpha.md (movqi, movhi): Make sure new insns created during reload
8434 won't need reloading themselves.
8435 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
8437 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
8439 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
8441 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
8443 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
8444 Patch from Klaus Kaempf <kkaempf@progis.de>.
8446 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
8448 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
8449 to an element in a constant string.
8451 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
8453 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
8454 bit PC-relative offset. The exception range table pointer is now in
8456 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
8457 (count_fdes, add_fdes, get_cie): Adjust.
8458 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
8461 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
8463 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
8465 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
8466 like stack_pointer_rtx.
8468 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
8470 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
8471 targets using "$@" to provide support for similar but not identical
8472 targets without having to duplicate code.
8473 (bootstrap4): New goal.
8475 * Makefile.in (compare, compare-lean, compare3): Combined to one
8476 ruleset determining actions to be performed via $@.
8477 (compare4, compare4-lean): New targets.
8478 (gnucompare, gnucompare3): Combined to one ruleset determining
8479 actions to be performed via $@. Also, note which files failed
8480 the comparison test in .bad_compare.
8481 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
8483 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8485 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
8486 if the dividend is a multiple of the divisor.
8488 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
8490 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
8492 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
8495 * alias.c (true_dependence): Fix typo.
8497 * toplev.c (flag_rerun_loop_opt): New variable.
8498 (f_options): Handle -frerun-loop-opt.
8499 (rest_of_compilation): If -frerun-loop-opt, then run the loop
8501 (main): Enable -frerun-loop-opt by default for -O2 or greater.
8503 * loop.c (simplify_giv_expr): Adding two invariants results
8506 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
8508 * expr.c (get_inner_reference): Remove the array bias after
8509 converting the index to Pmode.
8511 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
8513 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
8514 (TARGET_MULT_BUG): Define.
8515 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
8516 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
8518 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
8520 * mn10200.c (indirect_memory_operand): Delete unused function.
8521 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
8522 * mn10200.md (bset, bclr insns): Handle output in a reg too.
8524 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
8526 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
8527 the callee's ldgp, we must do it ourselves, and we use the jsr tag
8528 for more than scheduling.
8530 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
8532 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
8534 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
8536 * mn10300.c (symbolic_operand, legitimize_address): New functions.
8537 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
8538 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
8540 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
8542 * version.c: Bump for snapshot.
8544 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8546 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
8549 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
8551 * toplev.c (flag_exceptions): Default value is 2.
8552 (compile_file): If flag_exceptions still has the value 2, then
8555 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
8556 (rs6000_save_machine_status): Save pic_offset_table_rtx.
8557 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
8559 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
8562 * rs6000.md (*movsi_got_internal_mem): New pattern.
8563 (*movsi_got_internal_mem splitter): New define_split.
8565 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
8567 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
8569 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8571 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
8572 only need to save LR.
8574 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
8576 * mn10300.md (movqi, movhi): Avoid using address registers as
8577 destinations unless absolutely necessary.
8579 * mn10200.c (expand_prologue): Fix typo.
8581 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
8583 * mn10200.md (neghi2): Provide an alternative which works if
8584 the input and output register are the same.
8586 * mn10300.c (print_operand): Handle 'S'.
8587 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
8588 shift amount in last alternative
8590 * mn10300.c (expand_epilogue): Rework to handle register restores
8591 in "ret" and "retf" instructions correctly.
8593 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
8595 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
8596 extzv for memory operands.
8598 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
8599 redundant conditional moves to single operand.
8601 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
8603 * v850.h: Move define of __v850__ from CPP_PREDEFINES
8606 * xm-v850.h: Use __v850 rather than __v850__ to
8609 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
8611 * mips/mips.c (compute_frame_size): Not a leaf function if
8614 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8616 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
8618 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
8620 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
8621 (DEFAULT_ARCH32_P): New macro.
8622 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
8623 (enum cmodel): Declare.
8624 (sparc_cmodel_string,sparc_cmodel): Declare.
8625 (SPARC_DEFAULT_CMODEL): Provide default.
8626 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
8627 (TARGET_FULLANY): Deleted.
8628 (TARGET_CM_MEDMID): New macro.
8629 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
8630 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8631 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
8632 (CPP_SPEC): Rewrite.
8633 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8634 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
8635 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8636 (ASM_SPEC): Add %(asm_arch).
8637 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
8638 Rename asm_default to asm_cpu_default.
8639 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
8640 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
8641 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
8642 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
8643 (MASK_INT64,MASK_LONG64): Delete.
8644 (MASK_ARCH64): Renamed to MASK_64BIT.
8645 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
8646 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
8647 (TARGET_SWITCHES): Always provide 64 bit options.
8648 (ARCH64_SWITCHES): Delete.
8649 (TARGET_OPTIONS): New option -mcmodel=.
8650 (INT_TYPE_SIZE): Always 32.
8651 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
8652 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
8653 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
8654 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
8655 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
8657 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8658 * sparc/linux.h: Likewise.
8659 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
8660 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8661 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
8662 (SPARC_DEFAULT_CMODEL): Define.
8663 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8664 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8665 (LONG_DOUBLE_TYPE_SIZE): Define.
8666 (ASM_SPEC): Add %(asm_arch).
8667 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8668 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8669 (TARGET_CPU_DEFAULT): Add ultrasparc case.
8670 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
8671 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
8672 (SPARC_DEFAULT_CMODEL): Define.
8673 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
8674 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
8675 MASK_LONG64, MASK_MEDANY.
8676 (SPARC_DEFAULT_CMODEL): Define.
8677 (CPP_PREDEFINES): Delete.
8678 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8679 (ASM_SPEC): Add %(asm_arch).
8680 (LONG_DOUBLE_TYPE_SIZE): Define.
8681 (DWARF2_DEBUGGING_INFO): Define.
8682 * sparc/splet.h (CPP_SPEC): Delete.
8683 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8684 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
8685 (BLOCK_PROFILER): Likewise.
8686 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
8687 (sparc_override_options): Handle code model selection.
8688 (sparc_init_expanders): Renamed from sparc64_init_expanders.
8689 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
8690 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
8691 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
8692 (sethi_di_fullany): Delete.
8694 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
8695 Jeff Law <law@cygnus.com>
8696 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8698 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
8699 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
8700 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
8701 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
8702 * alpha/alpha.md (arg_home): Likewise.
8704 * alpha/alpha.c (vmskrunch): Delete
8705 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
8706 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
8707 truncate to 64 characters.
8709 * make-l2.com: Support openVMS/Alpha.
8711 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
8713 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8715 * longlong.h (count_leading_zeros): Add missing casts to USItype.
8717 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
8719 * i386/bsd386.h (ASM_COMMENT_START): Define.
8721 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
8723 * tree.c (restore_tree_status): Also free up temporary storage
8724 when we finish a toplevel function.
8725 (dump_tree_statistics): Print stats for backend obstacks.
8727 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
8729 * expr.c (use_group_regs): Don't call use_reg for MEMs.
8731 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
8733 * libgcc2.c (__throw): Don't copy the return address.
8734 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
8736 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
8737 * toplev.c (main): Initialize exceptions_via_longjmp.
8739 * tree.c: Add extra_inline_obstacks.
8740 (save_tree_status): Use it.
8741 (restore_tree_status): If this is a toplevel inline obstack and we
8742 didn't want to save anything on it, recycle it.
8743 (print_inline_obstack_statistics): New fn.
8744 * function.c (pop_function_context_from): Pass context to
8745 restore_tree_status.
8746 * obstack.h (obstack_empty_p): New macro.
8748 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
8750 * i386/freebsd.h (ASM_COMMENT_START): Fix.
8752 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
8754 * v850.c (ep_memory_offset): New function.
8755 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
8757 * v850.h (CONST_OK_FOR_*): Add and correct comments.
8758 (CONSTANT_ADDRESS_P): Add comment.
8759 (EXTRA_CONSTRAINT): Define 'U'.
8760 * v850.md: Add comments on bit field instructions.
8761 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
8762 (lshrsi3): Use N not J constraint.
8764 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
8766 * v850.c (reg_or_0_operand): Call register_operand.
8767 (reg_or_int5_operand): Likewise.
8768 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
8769 (TARGET_SWITCHES): Add "big-switch".
8770 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
8771 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
8772 (CASE_DROPS_THROUGH): Comment out.
8773 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
8774 * v850.md (cmpsi): Delete compare mode.
8775 (casesi): New pattern.
8777 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
8778 * v850.md (ashlsi3): Use SImode not QImode for shift count.
8779 (lshrsi3): Likewise.
8781 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
8782 unreachable switch statement after 'b' support. Remove "b" from
8783 strings for 'b' support.
8784 * v850.md (branch_normal, branch_invert): Change %b to b%b.
8786 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
8788 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
8789 empty line if @inhibit_libc@ is empty.
8791 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
8793 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
8794 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
8795 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8796 (DWARF2_UNWIND_INFO): Let this track object file format.
8797 (EXTRA_SECTIONS): Add in_eh.
8798 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
8799 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8801 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8803 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
8804 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
8806 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
8807 (output_double_int): Output DI mode values correctly when
8808 HOST_BITS_PER_WIDE_INT is 64.
8809 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
8810 fmovd so it works if a quad float ends up in one of the upper 32
8812 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
8813 necessary for PIC support on sparc64.
8815 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
8817 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
8818 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
8819 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
8820 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
8821 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
8822 (SPARC_FP_ARG_FIRST): New macro.
8823 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
8824 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
8825 (NPARM_REGS): There are 32 fp argument registers now.
8826 (FUNCTION_ARG_REGNO_P): Likewise.
8827 (FIRST_PARM_OFFSET): Update to new v9 abi.
8828 (REG_PARM_STACK_SPACE): Define for arch64.
8829 (enum sparc_arg_class): Delete.
8830 (sparc_arg_count,sparc_n_named_args): Delete.
8831 (struct sparc_args): Redefine and use for arch32 as well as arch64.
8832 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
8833 (FUNCTION_ARG_ADVANCE): Rewrite.
8834 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
8835 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
8836 (FUNCTION_ARG_CALLEE_COPIES): Delete.
8837 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
8838 (STRICT_ARGUMENT_NAMING): Define.
8839 (doublemove_string): Declare.
8840 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
8841 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
8842 (doublemove_string): New function.
8843 (output_move_quad): Clean up some of the arch64 support.
8844 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
8845 Don't add 8 bytes of reserved space if arch64.
8846 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
8847 (init_cumulative_args): New function.
8848 (function_arg_slotno): New static function.
8849 (function_arg,function_arg_partial_nregs): New functions.
8850 (function_arg_{pass_by_reference,advance}): New functions.
8851 (function_arg_padding): New function.
8852 * ginclude/va-sparc.h: Rewrite v9 support.
8854 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8856 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
8857 for hard regs to determine base and index registers.
8859 * reload.c (debug_reload_to_stream): New function. Specify stream
8860 into which to write debug info.
8861 (debug_reload): Modify to call debug_reload_to_stream with stderr.
8863 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
8865 * combine.c (can_combine_p): Don't combine with an asm whose
8866 output is a hard register.
8868 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
8870 * c-decl.c (start_struct): Ensure that structs with forward
8871 declarations are in fact packed when -fpack-struct is given.
8873 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
8874 we are packing a structure. This allows a structure with only
8875 bytes to be aligned on a byte boundary and have no padding on a
8878 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8880 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
8882 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
8884 * alpha.c (alpha_return_addr_rtx): New variable.
8885 (alpha_save_machine_status): New; save it.
8886 (alpha_restore_machine_status): New; restore it.
8887 (alpha_init_expanders): New; clear it.
8888 (alpha_return_addr): New; set it.
8889 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
8890 is overly conservative, so search the insns explicitly.
8891 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
8892 (alpha_sa_size [VMS && !VMS]): Likewise.
8893 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
8894 (INIT_EXPANDERS): New definition.
8896 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
8897 (output_prolog [!VMS]): Use them.
8899 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
8900 (alpha_does_function_need_gp): ... a new function. Refine the
8901 CALL_INSN test to just TYPE_JSR.
8902 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
8904 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
8906 * version.c: Bump for snapshot.
8908 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8910 * pa.c (move_operand): Respect -mdisable-indexing.
8911 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
8913 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
8915 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
8917 (umulsidi3,umulsi3_highpart): Ditto.
8918 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
8920 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
8922 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
8923 (alpha_handle_trap_shadows): ... a new function. Handle the entire
8924 function in one go. Emit RTL for trapb, instead of printf directly.
8925 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
8926 (trap_pending): Kill global variable.
8927 (output_epilog): Don't call final_prescan_insn.
8928 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
8929 * alpha.h (FINAL_PRESCAN_INSN): Remove.
8930 (MACHINE_DEPENENT_REORG): Define.
8931 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
8934 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
8936 Tune Haifa scheduler for Alpha:
8937 * alpha.h (ISSUE_RATE): Define.
8938 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
8939 EV4 adjustments to EV5.
8940 * alpha.md: Remove all scaling from function unit delays. Rework
8941 EV5 function units to match the CPU.
8942 (umuldi3_highpart): EV5 added the IMULH insn class.
8944 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
8946 * pa.c (following_call): Fail if the CALL_INSN is an indirect
8949 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
8951 * cplus-dem.c (demangle_signature): Don't look for return types on
8952 constructors. Handle member template constructors.
8954 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
8956 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
8957 * tree.h: Declare them.
8959 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
8961 * configure.in: Handle --with-newlib.
8962 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
8964 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
8966 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
8968 * config/ptx4.h: Fix typo.
8970 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
8972 * version.c: Bump for snapshot.
8974 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
8976 * aclocal.m4: Substitute INSTALL.
8977 * configure: Re-built.
8979 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
8981 * integrate.c (save_for_inline_copying): Avoid undefined pointer
8983 (expand_inline_function): Likewise.
8985 * dwarf2out.c (output_call_frame_info): Reinstate last change
8986 using flag_debug_asm check instead of flag_verbose_asm.
8988 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
8990 * dwarf2out.c (output_call_frame_info): Remove last change.
8992 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8994 * frame.c (__frame_state_for): Execute the FDE insns until the
8995 current pc value is strictly bigger than the target pc value.
8997 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
8999 * regclass.c (init_reg_modes): If we can't find a mode for the
9000 register, use the previous one.
9002 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
9004 * haifa-sched.c (print_block_visualization): Call fprintf directly,
9005 don't sprintf through an alloca'ed buffer.
9007 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
9009 * reload.c (decompose): Always initialize val.base.
9011 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9013 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
9014 instead of aborting.
9015 * dwarf2out.c (output_call_frame_info): Call app_enable and
9016 app_disable to let GNU as accept the generated comments.
9018 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
9020 * tree.h (get_file_function_name): Add declaration.
9021 * dwarf2out.c (output_call_frame_info): No need to cast
9022 get_file_function_name call anymore.
9023 * profile.c (toplevel): Remove get_file_function_name
9025 * c-lang.c (finish_file): Ditto.
9027 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
9029 * Makefile.in (program_transform_name): Let autoconf substitute
9032 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
9034 * haifa-sched.c (schedule_block): If the first real insn in a
9035 block has any special notes attached to it, remove them.
9037 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
9039 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
9041 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9043 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
9045 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
9047 * Makefile.in (check-g77): New test target.
9048 (CHECK-TARGETS): Add check-g77.
9050 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9052 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
9054 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
9056 * flow.c (print_rtl_with_bb): Cast alloca return value for
9059 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
9061 * i386.h (RETURN_ADDR_RTX): New definition that works for
9062 __builtin_return_address(0) and -fomit-frame-pointer.
9064 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
9066 Bring over from FSF.
9067 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
9069 * mips.c (function_arg): Handle passing a struct
9070 containing a double in a DFmode register without the PARALLEL.
9072 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
9074 * pexecute.c: Use spawn if __CYGWIN32__.
9076 * pexecute.c: Include "config.h" first, as per autoconf manual
9077 (from Paul Eggert <eggert@twinsun.com>).
9079 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9081 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
9082 optimisation for f/expr.o and f/stb.o.
9084 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
9086 * cse.c (this_insn_cc0_mode): Initialize.
9088 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
9090 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
9092 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
9094 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
9096 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
9097 that pair will dual-issue on the 21164 and plus+beq won't.
9098 (bne): Likewise for cmpeq+beq.
9100 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
9102 * except.c (find_exception_handler_labels): Correct argument to free.
9104 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
9106 * except.c (find_exception_handler_labels): Free LABELS when we're
9109 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
9111 * version.c: Bump for snapshot.
9113 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9115 * flow.c (find_basic_blocks): Mark calls as potentially jumping
9118 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
9120 * configure.in: Substitute for "install" too.
9121 * configure: Rebuilt.
9123 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
9125 * Makefile.in (bootstrap-lean, compare-lean): New targets.
9127 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
9129 * alias.c (base_alias_check): Two symbols can conflict if they
9130 are accessed via AND.
9131 (memrefs_conflict_p): Likewise.
9133 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
9134 after flushing argument registers to the stack.
9136 * Makefile.in (mostlyclean): Remove .regmove files.
9138 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9140 * libgcc2.c (__throw): Fix thinko.
9142 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
9144 * cplus-dem.c (demangle_template): Add new parameter. Handle new
9145 template-function mangling.
9146 (consume_count_with_underscores): New function.
9147 (demangle_signature): Handle new name-mangling scheme.
9149 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9151 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
9154 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
9156 * frame.c: Remove last change.
9157 * dwarf2.h: Remove last change.
9158 * tree.h: Add declarations of DWARF2 unwind info support
9161 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9163 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
9164 * tree.h (built_in_function): Likewise.
9165 * expr.c (expand_builtin): Likewise.
9166 * except.h: Likewise.
9167 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
9168 * libgcc2.c (copy_reg): New fn.
9171 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
9173 * c-typeck.c (build_binary_op): Warn about comparing signed vs
9174 unsigned if -W is specified and -Wno-sign-compare is not.
9175 * c-decl.c (warn_sign_compare): Initialize to -1.
9176 (c_decode_option): -Wall no longer implies -Wsign-compare.
9178 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9180 * frame.c: Include gansidecl.h for PROTO.
9181 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
9182 defined. Don't declare dwarf2out_cfi_label here.
9183 * dwarf2.h: Add declarations of DWARF2 unwind info support
9185 * m68k.c: Include dwarf2.h.
9186 (output_function_prologue): Add dwarf2 support.
9187 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
9188 (INCOMING_FRAME_SP_OFFSET): Likewise.
9190 * integrate.c (expand_inline_function): Make sure there is at
9191 least one insn that can be used as an insertion point.
9193 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9195 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
9197 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
9199 * version.c: Bump for snapshot.
9201 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
9203 Bring over from FSF.
9205 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
9207 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
9208 (get_pc_via_rdpc): Renamed from get_pc_sp64.
9209 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
9211 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
9213 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
9214 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
9216 (sparc_align_{loops,jumps,funcs}_string): Declare.
9217 (sparc_align_{loops,jumps,funcs}): Declare.
9218 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
9219 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
9220 (STACK_BIAS): Define.
9221 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
9223 (SPARC_SETHI_P): New macro.
9224 (CONST_OK_FOR_LETTER_P): Use it.
9225 (ASM_OUTPUT_ALIGN_CODE): Define.
9226 (ASM_OUTPUT_LOOP_ALIGN): Define.
9227 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
9228 (sparc_align_{loops,jumps,funcs}): New globals.
9229 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
9231 (move_operand): Use SPARC_SETHI_P.
9232 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
9234 (arith11_double_operand): Likewise.
9235 (arith10_double_operand): Likewise.
9236 (finalize_pic): Finish sparc64 support.
9237 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
9238 64 bit constants if able.
9239 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
9240 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
9242 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
9243 (get_pc_sp32): Use for sparc64 as well.
9244 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
9245 (sethi_di_sp64_const): Likewise.
9246 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
9247 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
9248 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
9250 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
9252 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
9253 * sparc/linux.h (COMMENT_BEGIN): Likewise.
9254 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
9256 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
9258 Add sparc64 linux support.
9259 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
9260 to xm_file list on 32-bit sparc-linux.
9261 * sparc/xm-sp64.h: New file.
9262 * sparc/linux64.h: New file.
9263 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
9264 Don't include xm-sparc.h.
9265 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
9266 * glimits.h (LONG_MAX): Handle sparc64.
9268 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
9270 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
9271 * sparc.h (ASM_COMMENT_START): Define.
9272 * sparc.c (output_function_prologue): Use it.
9273 (sparc_flat_output_function_{epi,pro}logue): Likewise.
9275 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
9277 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
9278 use sparc.h's copies.
9279 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
9282 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9284 * sparc.c (dwarf2out_cfi_label): Add declaration.
9285 (save_regs, output_function_prologue): Remove cast for it.
9286 (sparc_flat_{save_restore,output_function_prologue): Likewise.
9287 ({save,restore}_regs): No longer inline.
9289 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9291 * fold-const.c (make_range): Correctly handle cases of converting
9292 from unsigned to signed type.
9294 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9296 * fold-const.c (merge_ranges): Make sure that if one range is subset
9297 of another, it will always be the second range. Correct (+,-) case to
9300 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
9302 * final.c (final_end_function): Also do dwarf2 thing if
9303 DWARF2_DEBUGGING_INFO.
9304 (final_start_function): Likewise.
9306 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
9308 * expmed.c (expand_divmod): If compute_mode is not the same as
9309 mode, handle the case where convert_modes() causes op1 to no
9310 longer be a CONST_INT.
9312 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
9313 note holding get_jump_flags() calculation to all JUMP_INSNs.
9314 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
9315 * rtl.c (reg_note_name): Add new note types.
9317 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
9319 * rtlanal.c (computed_jump_p): Fix typo in last change.
9321 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9323 * loop.c (indirect_jump_in_function_p): Return 0
9326 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
9328 * rs6000/xm-rs6000.h: Fix thinko in last change.
9329 * rs6000/xm-sysv4.h: Likewise.
9331 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
9333 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
9335 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
9337 * reg-stack.c (find_blocks): Fix thinko in last change.
9339 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9341 * m68k.c (output_function_prologue): Add dwarf2 support.
9343 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
9344 INCOMING_FRAME_SP_OFFSET): New definitions.
9346 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
9348 * combine.c (try_combine): Use NULL_RTX instead of '0' where
9349 appropriate in calls to gen_rtx().
9350 * cse.c (cse_main): Likewise.
9351 * emit-rtl.c (gen_label_rtx): Likewise.
9352 * expr.c (init_expr_once): Likewise.
9353 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
9354 sched_analyze, init_rgn_data_dependences,
9355 compute_block_backward_dependences): Likewise.
9356 * sched.c (schedule_insns): Likewise.
9357 * varasm.c (immed_double_const): Likewise.
9359 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
9360 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
9362 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
9364 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
9365 (MULTILIB_DEFAULTS): Define.
9366 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
9367 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
9368 (LIBGCC_SPEC): Likewise.
9369 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
9370 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
9371 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
9372 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
9373 (EXTRA_PARTS, TAROUTOPTS): Delete.
9374 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
9375 (MULTILIB_OPTIONS): Define.
9376 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
9377 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
9379 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
9381 * version.c: Bump for snapshot.
9383 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
9385 * loop.c (loop_number): Delete function. Change all references
9386 to use uid_loop_num array.
9387 * loop.h (loop_number): Delete declaration.
9388 * unroll.c (unroll_loop): Change "loop_number" references to
9389 use uid_loop_num instead.
9391 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
9393 (loop_unroll_iter): Remove unused variable and all references.
9394 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
9395 (insert_bct): Fix minor formatting problems.
9396 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
9397 (loop_unroll_iter): Removed unused decl.
9398 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
9399 Always record the unrolling factor.
9401 * cse.c (simplify_relational_operation): Set h0u just like h0s.
9402 Similarly for h1u and h1s.
9404 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
9405 (find_basic_blocks): Use computed_jump_p to determine if a
9406 particular JUMP_INSN is a computed jump.
9407 * reg-stack.c (find_blocks): Use computed_jump_p to determine
9408 if a particular JUMP_INSN is a computed jump.
9409 * rtlanal.c (jmp_uses_reg_or_mem): New function.
9410 (computed_jump_p): Likewise.
9411 * rtl.h (computed_jump_p): Declare.
9412 * genattrtab.c (pc_rtx): Define and initialize.
9413 * loop.c (loop_optimize): Always determine if the current
9414 function has a computed jump.
9415 (indirect_jump_in_function_p): Use computed_jump_p to determine
9416 if a particular JUMP_INSN is a computed jump.
9418 * loop.c (fix_bct_param): Delete unused function.
9419 (check_bct_param): Likewise.
9421 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9423 * frame.c (__deregister_frame): Check properly for initialized object.
9425 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9427 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
9429 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9431 * jump.c (thread_jumps): check can_reverse_comparison_p before
9432 threading a reversed-condition jump.
9434 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
9435 * haifa-sched.c (update_flow_info): Likewise.
9437 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
9439 * Makefile.in (BOOT_CFLAGS): Use -O2.
9441 * configure.in (strtoul, bsearch): Have autoconf check for these
9443 * configure, config.in: Rebuilt.
9445 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
9446 * mips/mips.h (alloca): Likewise.
9447 * rs6000/xm-rs6000.h (alloca): Likewise.
9448 * rs6000/xm-sysv4.h: Likewise.
9450 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
9452 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
9453 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
9454 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
9456 * except.c (end_eh_unwinder): Subtract 1 from return address.
9457 * libgcc2.c (__throw): Likewise.
9458 (find_exception_handler): Don't change PC here. Compare end with >.
9460 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
9462 * v850.c (compute_register_save_size): Correct register
9464 * v850.md (save_interrupt, return_interrupt): Correct
9466 * v850/lib1funcs.asm (save_interrupt): Correct register number.
9467 (return_interrupt): Use stack pointer, not element pointer.
9469 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
9471 * configure.in, configure: Make sure to create the stage* and include
9472 symbolic links in each subdirectory.
9474 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
9476 * pa.md (reload_peepholes): Don't allow addresses with side
9477 effects for the memory operand.
9479 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9481 * libgcc2.c (find_exception_handler): Subtract one from our PC when
9482 looking for a handler, to avoid hitting the beginning of the next
9485 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
9487 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
9489 * mips/abi64.h (LONG_MAX_SPEC): Define.
9490 * mips.h (LONG_MAX_SPEC): Define.
9491 (CPP_SPEC): Include long_max_spec.
9492 (EXTRA_SPECS): Include long_max_spec.
9494 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
9496 * v850.c (construct_save_jarl): Fix thinko in last change.
9498 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
9500 * version.c: Bump for snapshot.
9502 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9504 * libgcc2.c (find_exception_handler): Not found is -1.
9506 * integrate.c (expand_inline_function): Move expand_start_bindings
9507 after expanding the arguments.
9509 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
9511 * expr.c (expand_expr): Remove previous incorrect change.
9512 If target and slot has no DECL_RTL, then call mark_addressable
9513 again for the slot after we give it RTL.
9515 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
9517 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
9518 again for the slot after we give it RTL.
9520 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
9522 * v850.c (register_is_ok_for_epilogue,
9523 pattern_is_ok_for_epilogue, construct_restore_jr,
9524 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
9526 * v850.h (pattern_is_ok_for_prologue,
9527 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
9530 * v850.md: Replace prologue and epilogue patterns with a
9531 match_parallel pattern.
9533 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
9535 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
9536 * configure.in: Use EGCS_PROG_INSTALL.
9538 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
9540 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
9541 extern inline function.
9543 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
9545 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
9546 (concat_loc_descriptor): New function.
9547 (loc_descriptor): Call it.
9548 (add_AT_location_description): Also elide the descriptor if both
9549 halves of a CONCAT are pseudos.
9550 (add_location_or_const_value_attribute): Recognize CONCAT too.
9552 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
9554 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
9556 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
9557 out-or-range reg_offset.
9558 (output_epilog): Likewise.
9560 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
9562 * cse.c (simplify_relational_operation): If MODE specifies a
9563 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
9564 is derived from the sign bit of the low word.
9566 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9568 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
9570 * dwarf2.h: Add DW_CFA_GNU_args_size.
9571 * frame.c (execute_cfa_insn): Likewise.
9572 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
9573 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
9574 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
9575 insn, hand it off to dwarf2out_stack_adjust.
9576 (dwarf2out_begin_prologue): Initialize args_size.
9577 * frame.h (struct frame_state): Add args_size.
9578 * libgcc2.c (__throw): Use args_size.
9579 * final.c (final_scan_insn): If we push args, hand off all insns
9580 to dwarf2out_frame_debug.
9581 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
9583 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
9584 Handle epilogue restore of SP from FP.
9585 * emit-rtl.c (gen_sequence): Still generate a sequence if the
9586 lone insn has RTX_FRAME_RELATED_P set.
9588 * frame.c (extract_cie_info): Handle "e" augmentation.
9589 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
9590 absence of UNALIGNED_*_ASM_OP.
9591 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
9592 (output_call_frame_info): Use "e" instead of "z" for augmentation.
9593 Don't emit augmentation fields length.
9594 (dwarf2out_do_frame): Move outside of #ifdefs.
9595 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
9598 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
9599 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
9600 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
9601 * sparc/sun4gas.h: New file.
9602 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
9604 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
9605 __register_frame_table and __deregister_frame.
9607 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
9609 * except.c (find_exception_handler_labels): Use xmalloc instead of
9610 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
9613 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
9615 * Makefile.in: Various changes to build info files
9616 in the object tree rather than the source tree.
9618 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
9620 * fixinc.math: New file to fix math.h on some systems.
9621 * configure.in (freebsd, netbsd): Use fixinc.math on these
9623 * configure: Rebuilt.
9625 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
9627 * regmove.c (regmove_optimize): If we end up moving the
9628 original insn due to lifetime overlaps, make sure to move
9631 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
9633 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
9635 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
9637 * haifa-sched.c (add_branch_dependences): Make each insn in
9638 a SCHED_GROUP_P block explicitly depend on the previous insn.
9640 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9642 * except.h: Prototype dwarf2 hooks.
9645 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
9647 * configure.in (native_prefix): Delete.
9648 (mips-dec-netbsd): Don't set prefix.
9649 (*linux*): Don't set prefix.
9651 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
9653 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
9654 defined. If not defined, include <sys/varargs.h> if
9655 HAVE_SYS_VARARGS_H is defined.
9656 * configure.in: Test for varargs.h and sys/varargs.h.
9657 * configure: Regenerate with autoconf.
9658 * config.in: Regenerate with autoheader.
9660 * cpplib.c (quote_string): Cast first arg of sprintf call
9661 from "unsigned char *" to "char *".
9662 (output_line_command): Ditto.
9663 (macroexpand): Ditto.
9664 (do_line): Cast atoi arg from "unsigned char *" to "char *".
9666 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
9668 * version.c: Bump for snapshot.
9670 * Makefile.in (compare): Exit with nonzero status if there
9671 are comparison failures. Note which files failed the
9672 comparison test in .bad_compare.
9674 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9676 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
9678 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
9680 * Makefile.in (LN, LN_S): New macros, use where appropriate.
9681 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
9682 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
9683 * configure: Regenerated.
9685 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
9687 * loop.c (strength_reduce): Fix typo.
9689 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
9691 * m88k/m88k.c (struct option): Rename to struct options.
9692 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
9693 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
9694 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
9695 __DOLPHIN__ or sysV88.
9697 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
9699 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
9702 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
9704 * config.sub: Accept 'amigados' for backward compatability.
9706 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9708 * Makefile.in (testsuite/site.exp): New target.
9709 (check-gcc, check-g++): Depend on testsuite/site.exp.
9710 Don't stop for failure.
9712 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
9714 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
9715 if DWARF2_UNWIND_INFO.
9717 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
9719 Add support for exception handling using DWARF 2 frame unwind info.
9720 Currently works on SPARC and MIPS, and almost on x86.
9722 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
9723 next_stack_level, in_reg_window): Helper fns.
9724 (__throw): Implement for DWARF2_UNWIND_INFO.
9726 * expr.c (expand_builtin): Handle builtins used by __throw.
9727 * tree.h (enum built_in_function): Add builtins used by __throw.
9728 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
9729 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
9730 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
9731 (expand_builtin_extract_return_addr): Likewise.
9732 (expand_builtin_frob_return_addr): Likewise.
9733 (expand_builtin_set_return_addr_reg): Likewise.
9734 (expand_builtin_eh_stub): Likewise.
9735 (expand_builtin_set_eh_regs): Likewise.
9736 (eh_regs): Choose two call-clobbered registers for passing back values.
9738 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
9739 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
9740 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
9741 (stmp-multilib): Likewise.
9742 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
9744 * except.c: #include "defaults.h".
9745 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
9746 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
9747 (register_exception_table_p): New fn.
9748 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
9749 (end_eh_unwinder): Likewise.
9751 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
9752 call __register_frame and __deregister_frame as needed.
9753 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
9754 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
9755 EH_FRAME_SECTION_ASM_OP.
9756 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
9757 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
9758 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
9760 * dwarf2out.c (output_call_frame_info): If no support for
9761 EXCEPTION_SECTION, mark the start of the frame info with a
9763 * collect2.c (frame_tables): New list.
9764 (is_ctor_dtor): Recognise frame entries.
9765 (scan_prog_file): Likewise.
9766 (main): Pass -fno-exceptions to sub-compile. Also do collection
9767 if there are any frame entries.
9768 (write_c_file_stat): Call __register_frame_table and
9769 __deregister_frame as needed.
9770 (write_c_file_glob): Likewise.
9772 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
9773 Also require unaligned reloc support.
9774 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
9775 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
9776 * sparc/sysv4.h: Not here.
9778 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
9779 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
9780 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
9782 * libgcc2.c (L_eh): Reorganize, moving code shared by different
9783 EH implementations to the top.
9784 (find_exception_handler): Split out. Start from 0. Compare against
9786 (__find_first_exception_table_match): Use it.
9787 * except.c (output_exception_table): Don't do anything if there's
9788 no table. Don't output a first entry of zeroes.
9789 (eh_outer_context): Adjust properly.
9790 (add_eh_table_entry): Use xrealloc.
9791 * toplev.c (compile_file): Just call output_exception_table.
9793 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
9795 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
9797 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
9799 * except.c (eh_outer_context): Do masking using expand_and.
9801 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
9803 Add port done awhile ago for the ARC cpu.
9804 * arc/arc.h: New file.
9805 * arc/arc.c: New file.
9806 * arc/arc.md: New file.
9807 * arc/initfini.c: New file.
9808 * arc/lib1funcs.asm: New file.
9809 * arc/t-arc: New file.
9810 * arc/xm-arc.h: New file.
9811 * ginclude/va-arc.h: New file.
9812 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
9813 * ginclude/varargs.h: Likewise.
9814 * Makefile.in (USER_H): Add va-arc.h.
9815 * configure.in (arc-*-elf*): Recognize.
9816 * longlong.h: Add ARC support.
9818 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
9820 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
9821 when clearing non-BLKmode data.
9823 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
9825 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
9826 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
9828 * xm-m88k.h (USG): Only define if it hasn't already been defined.
9830 * Makefile.in (risky-stage1): Delete gratutious whitespace.
9832 * Makefile.in (clean): Delete libgcc1-test.
9834 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
9836 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
9838 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
9841 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9843 * dwarf2out.c (output_call_frame_info): Call named_section.
9845 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
9847 * haifa-sched.c (print_value): Fix last change.
9849 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
9851 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
9854 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9856 * mips.c (function_prologue): Set up the CFA when ABI_32.
9858 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
9859 for dwarf2 unwind info.
9860 (output_function_prologue, sparc_flat_output_function_prologue): Same.
9862 * final.c (final_end_function): Check dwarf2out_do_frame instead
9863 of DWARF2_DEBUG for dwarf2 unwind info.
9864 (final_scan_insn): Likewise.
9865 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
9868 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
9871 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
9873 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
9875 * v850.h (ASM_SPEC): Pass on target processor.
9876 (CPP_PREDEFINES): Only define if not already specified.
9877 (TARGET_VERSION): Only define if not already specified.
9878 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
9880 (EXTRA_SWITCHES): Extra entries in the switches array.
9881 (TARGET_DEFAULT): Set default target processor.
9883 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
9885 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
9886 cases, add %# and %/, and add : to make them into extended asms.
9888 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
9890 * alias.c (init_alias_analysis): Clean up incompatible pointer
9891 type warning in bzero.
9892 * regmove.c (regmove_optimize): Ditto.
9893 * haifa-sched.c (find_rgns): Ditto.
9895 * haifa-sched.c (print_value): Clean up ptr->int cast
9898 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
9900 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
9901 * install.texi (Configurations): Ditto.
9902 * config.sub: Ditto.
9904 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
9906 * Makefile.in (sdbout.o): Depend on insn-config.h.
9908 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
9910 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
9911 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
9913 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9915 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
9916 prologue insn, only the first elt is significant.
9917 (output_call_frame_info): For exception handling, always use 4-byte
9918 fields as specified by the dwarf2 spec.
9919 Don't skip trivial FDEs.
9921 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
9923 * version.c: Bump for snapshot.
9925 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
9927 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
9928 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
9931 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
9933 * final.c (shorten_branches): During first pass, assume worst
9934 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
9936 * Makefile.in (distclean): Remove various things left around
9937 by running the testsuite.
9939 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
9941 * configure.in (out_file): Emit definition to config.status in order
9942 to have a defined value for configure.lang.
9943 * configure: Re-built.
9945 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
9947 * configure.in: Make symlink to as-new rather than as.new. Similarly
9949 * configure: Rebuilt.
9951 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
9953 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
9955 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
9957 * sparc/sparc.md: Add ultrasparc scheduling support.
9958 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
9960 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9962 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
9963 as initial value for real_label_map.
9964 (copy_for_inline): Likewise.
9966 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9968 * sched.c (update_flow_info) When looking if to set found_split_dest
9969 or found_orig_dest, look at all parts of a PARALLEL.
9970 * haifa-sched.c (update_flow_info): Likewise.
9972 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
9974 * v850: New directory for v850 port.
9975 * v850/lib1funcs.asm: New file.
9976 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
9977 * ginclude/va-v850.h: New file.
9978 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
9979 * configure.in (mn10200-*-*): New target.
9980 * configure: Rebuilt.
9981 * config.sub: Handle v850-elf.
9982 * Makefile.in (USER_H): Add va-mn10200.h.
9983 * invoke.texi: Document v850 stuff.
9985 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
9987 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
9988 has integer TYPE_{MAX,MIN}_VALUE before using them.
9990 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
9991 __HPUX_ASM__ versions.
9993 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
9995 * install.sh: Delete duplicate install script.
9997 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
9999 * reg-stack.c (subst_stack_regs): Pop the stack register for a
10000 computed goto which sets the same stack register.
10002 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
10003 destination are both on the regstack.
10004 (subst_stack_regs_pat): Put the destination at the top of the regstack.
10006 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
10008 * mips.md (nonlocal_goto_receiver): Define.
10010 * profile.c (output_arc_profiler): Check next_insert_after for non
10011 NULL before deferencing it.
10013 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
10015 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
10017 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
10019 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
10021 * toplev.c (rest_of_compilation): For passes starting with
10022 flow_analysis, use print_rtl_with_bb instead of print_rtl.
10024 * print-rtl.c (print_rtl_single): Print a single rtl value to a
10027 * flow.c (print_rtl_with_bb): Print which insns start and end
10028 basic blocks. For the start of a basic block, also print the live
10031 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
10033 * toplev.c (main): Change #elif to #else/#ifdef
10035 * tlink.c: Include ctype.h.
10036 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
10038 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
10040 * bitmap.c: Conditionally include stdlib.h.
10041 (free): Provide a declaration if NEED_DECLARATION_FREE.
10043 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
10045 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
10047 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
10049 * profile.c (output_arc_profiler): Verify next_insert_after is an
10050 INSN before and after skipping a stack pop.
10052 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10054 * final.c (shorten_branches): Don't count the lengths of deleted
10057 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
10059 * version.c: Bump for snapshot.
10061 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
10063 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
10064 two bitmaps ANDed together.
10065 (bitmap_print): Declare.
10067 * bitmap.c (function_obstack): Don't declare any more.
10068 (bitmap_obstack): Obstack for allocating links from.
10069 (bitmap_obstack_init): New static to say whether to initialize
10071 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
10072 (bitmap_release_memory): Free all memory allocated from
10075 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
10076 EXECUTE_IF_AND_IN_BITMAP.
10078 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
10080 * alias.c (true_dependence): Address with AND can alias scalars.
10081 (anti_dependence, output_dependence): Likewise.
10083 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
10085 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
10087 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
10088 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
10089 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
10090 definitions. Use -qrtems instead of -mrtems.
10092 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
10094 * xm-sco5.h (sys_siglist): Define.
10095 (SYS_SIGLIST_DECLARED): Likewise.
10097 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
10099 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
10101 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
10103 * except.c (eh_outer_context): Expand masking operation using
10106 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
10108 * alpha.md (floatdisf2-1): New pattern.
10110 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
10112 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
10113 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
10114 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
10115 * gcc.texi: Note that if you define sys_siglist that you should
10116 also define SYS_SIGLIST_DECLARED.
10118 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
10119 are relative to the next instruction, not the current instruction.
10121 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
10123 * local-alloc.c (contains_replace_regs): New function.
10124 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
10125 verify that there is no existing REG_EQUIV note, and add a call to
10126 contains_place_regs.
10128 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10130 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
10131 (STARTFILE_SPEC): Always use crtbegin.o%s
10132 (ENDFILE_SPEC): Always use crtend.o%s.
10134 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
10136 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
10138 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
10139 SFmode for 64 bit hosts.
10141 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
10143 * fixincludes: Permits spaces between # and define. Discard C++
10144 comments in sys/pci.h on HP/UX 10.20.
10146 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
10148 * version.c: Bump for snapshot.
10150 * pa.c (restore_unscaled_index_insn_codes): New function.
10151 (record_unscaled_index_insn_codes): Likewise.
10152 (output_function_prologue): Call restore_unscaled_index_insn_codes.
10153 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
10154 (pa_reorg): Call record_unscaled_index_insn_codes.
10156 * haifa-sched.c (move_insn): Handle notes correctly for insns
10157 with SCHED_GROUP_P set.
10159 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10161 * alpha/xm-linux.h (USE_BFD): Undef before define.
10163 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
10165 * cse.c (cse_insn): Don't record BLKmode values.
10167 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
10169 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
10171 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
10173 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
10174 * collect2.c (sys_errlist): Likewise.
10175 * cpplib.c (sys_errlist): Likewise.
10176 * gcc.c (sys_errlist): Likewise.
10177 * protoize (sys_errlist): Likewise.
10178 * configure.in: Check for strerror.
10179 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
10180 * xm-gnu.h (HAVE_STRERROR): Likewise.
10181 * xm-linux.h (HAVE_STRERROR): Likewise.
10182 * xm-netbsd.h (HAVE_STRERROR): Likewise.
10183 * xm-bsd386.h (HAVE_STRERROR): Likewise.
10184 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
10185 * xm-dos.h (HAVE_STRERROR): Likewise.
10186 * xm-mingw32.h (HAVE_STRERROR): Likewise.
10187 * xm-pa.h (HAVE_STRERROR): Likewise.
10188 * xm-papro.h (HAVE_STRERROR): Likewise.
10189 * xm-sysv4.h (HAVE_STRERROR): Likewise.
10190 * configure, config.in: Rebuilt.
10192 * Makefile.in: Add several missing "else true" clauses.
10194 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
10195 * mips-tfile.c: Likewise.
10196 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
10197 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
10198 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
10199 * configure.in: Check for sys_siglist declaration.
10200 * configure, config.in: Rebuilt.
10202 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
10204 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
10205 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
10206 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
10207 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
10208 * rs6000/sysv4.h (extra_subtarget_switches): Added new
10209 macro EXTRA_SUBTARGET_SWITCHES.
10210 * configure.in (sh*-*-rtems*): New target.
10211 * sh/rtems.h: New file.
10212 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
10213 * configure: Rebuilt.
10215 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
10217 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
10219 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
10221 * rs6000.md: Make DF fused-add operations pay attention to
10224 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
10226 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
10228 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
10230 * pa.md (reload_peepholes): Make sure operand is a REG before
10231 examining REGNO. Allow general registers too.
10233 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
10235 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
10237 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
10239 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
10240 to reallocate abbrev_die_table.
10242 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
10244 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
10246 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10248 * Makefile.in (config.status): Depend on version.c
10250 * expr.h (insn_gen_function): Reenable prototype.
10252 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
10255 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
10257 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
10259 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
10261 * version.c: Bump for latest snapshot.
10263 * bc-optab.c: Conditionally include stdlib.h.
10264 (free): Provide a declaration if NEED_DECLARATION_FREE.
10265 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
10266 * rtl.h (free): Remove declaration.
10267 * tree.h (free): Remvoe declaration.
10269 * configure: Rebuilt.
10271 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
10273 * flags.h (flag_move_all_movables): Declare.
10274 (flag_reduce_all_givs): Likewise.
10275 * loop.c (move_movables): Handle flag_move_all_movables.
10276 (strength_reduce): Handle flag_reduce_all_givs.
10277 * toplev.c (flag_move_all_movables): Define.
10278 (flag_reduce_all_givs): Likewise.
10279 (f_options): Add -fmove-all-movables and -freduce-all-givs.
10280 * invoke.texi: Document new options, including alias stuff that
10281 wasn't included last time.
10283 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
10285 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
10286 * t-mn10200: Ditto.
10287 * t-vxsparc: Ditto.
10288 * t-vxworks68: Ditto.
10289 * t-vxworks960: Ditto.
10292 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
10294 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
10295 if not already defined, and USE_C_ALLOCA not defined.
10297 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
10299 * config.guess: Replace with script that uses ../config.guess.
10301 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
10302 if USE_GNULIBC_1 is not defined.
10304 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
10306 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
10307 * config.guess: Recognize alpha-linux-gnulibc1.
10308 * configure.in (alpha-*-linux-gnulibc1): New target.
10309 (alpha-*-linux-gnu*): Don't build crtbegin/end.
10311 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
10313 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
10316 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
10318 * loop.c (combine_movables): Earlier insns don't match later ones.
10320 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10322 * config/linux.h (CC1_SPEC): Define it only if not defined.
10324 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
10327 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
10328 USE_GNULIBC_1 is not defined.
10330 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
10332 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
10333 as 1 if USE_GNULIBC_1 is not defined.
10335 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
10337 * reorg.c (dbr_schedule): Allow current_function_return_rtx
10338 to be something other than a REG.
10339 * function.c (expand_function_end): Fix current_function_return_rtx
10340 if it was a pseudo.
10342 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
10343 * x-netbsd: Likewise
10344 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
10345 (INSTALL_HEADERS): Delete.
10346 * x-dguxbcs: Likewise.
10347 * x-hp3bsd44: Likewise
10350 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10352 * i386.md (pop): pop increments the stack pointer.
10353 (prologue_set_stack_ptr): New pattern.
10354 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
10357 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
10359 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
10360 address where an offsettable address is required.
10362 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
10364 * loop.c (check_final_value): Don't miss a biv increment in a
10367 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
10369 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
10370 TYPE_DECL_IS_STUB instead of DECL_NAME.
10372 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10374 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
10376 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
10378 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
10380 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
10382 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
10383 (find_post_sched_live): Likewise.
10385 * haifa-sched.c (schedule_block): Remove old code to get arguments
10386 from hard regs into pseudos early.
10388 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
10390 * version.c: Bump for new snapshot.
10392 * local-alloc.c (update_equiv_regs): All the target to reject
10393 promotion of some REG_EQUAL to REG_EQUIV notes.
10394 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
10396 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
10399 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
10400 store of the argument registers.
10402 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
10404 * fold-const.c (multiple_of_p): New function.
10405 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
10407 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
10409 * expr.h (insn_gen_function): Temporarily remove prototype.
10411 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
10413 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
10414 filenames. Use sed to extract base filename for install.
10416 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
10418 * unroll.c (find_splittable_givs): Only share if two givs have the
10419 same add and multiply values.
10421 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
10423 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
10424 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
10426 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
10428 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
10429 around branch tables.
10430 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
10431 and .end_brtab directives if TARGET_GAS.
10433 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
10435 * alias.c (true_dependence): Pass x_addr not x to varies.
10437 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
10438 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
10439 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
10441 * config.in, configure: Regenerate.
10443 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
10445 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
10447 (record_set): Handle LO_SUM like PLUS.
10448 (init_alias_analysis): When following chains of base addresses,
10449 do not stop on reaching a hard register.
10451 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
10453 * version.c: Bump for new snapshot.
10455 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
10457 * alpha.h (ARCH_ASM_FILE_START): Define.
10458 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
10459 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
10461 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
10463 * Makefile.in (install-common): Put gcov comment at start of line.
10465 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
10467 * alias.c (init_alias_analysis): When simplifying the reg_base_value
10468 array, simplify entries for hard registers too.
10470 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
10472 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
10475 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
10477 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
10478 block_stack before dereferencing it.
10480 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
10482 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
10484 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10486 * cplus-dem.c: Add 'extern' to prepends_underscore.
10488 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
10490 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
10491 (get_issue_rate): Delete.
10492 * pa.h (ISSUE_RATE): Define.
10494 * configure.in: Turn on haifa by default for the PA.
10495 * configure: Rebuilt.
10496 * pa.c (override_options): Accept -mschedule=7200 option.
10497 (pa_adjust_cost): No longer need to scale costs for newer
10499 * pa.h (enum processor_type): Add PROCESSOR_7200.
10500 * pa.md: Revamp scheduling parameters to work better with
10501 haifa. Add scheduling parameters for the 7200.
10503 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
10505 (schedule_block): When adjusting basic_block_{head,end}, account
10506 for movement of SCHED_GROUP_P insns too.
10508 * haifa-sched.c (debug_dependencies): Fix thinko.
10510 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
10511 (site.exp, check, check-g++, check-gcc): New targets.
10513 * haifa-sched.c: Make lots of variables static.
10515 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10517 * expr.h, real.h: Finish prototyping.
10519 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
10521 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
10522 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
10523 * reload1.c: Undo bugfix from Aug 11.
10525 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
10527 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
10528 quotes around the name.
10529 * configure: Regenerate.
10531 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
10533 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
10535 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
10537 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
10538 to sub-makes to avoid building more passes than the user might have
10539 requested on the command line.
10541 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
10543 * configure.in: Expurgate `broken_install' (install is
10546 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
10549 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
10551 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
10552 functions and declarations.
10553 (analyze_loop_iterations): Use condjump_p.
10554 (insert_bct): Likewise. Use exact_log2.
10556 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
10558 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
10559 (schedule_region): Likewise.
10560 (schedule_insns): Likewise.
10562 * PROJECTS: Update with Haifa stuff.
10564 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
10566 * version.c: Change the version string to look like:
10567 egcs-2.90.00 970814 (gcc2-970802 experimental).
10569 * loop.c (is_conditional_branch): Make definition match declaration.
10571 * gcc.c: Take out experimental snapshot warning message.
10573 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
10575 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
10576 print out the names of the notes. Print out the name of the insn
10577 that is not a note, and not an {,CALL_,JUMP_}INSN.
10579 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10581 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
10582 again for the slot after we give it RTL.
10584 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
10586 * configure.in (haifa configury): Fix typo.
10587 * configure: Regenerate.
10589 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
10591 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
10593 * gcc.info*: Rebuilt.
10595 * COPYING.g77, README.g77: New files.
10596 * real.c (ereal_unto_float, ereal_unto_double): New functions.
10597 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
10598 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
10600 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
10602 * Integrate Haifa instruction scheduler.
10603 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
10604 to sched with $(SCHED_CFLAGS.
10605 * configure.in: Handle --enable-haifa.
10606 * configure: Rebuilt.
10607 * flags.h: Add new flags for haifa instruction scheduler.
10608 * genattrtab.c (expand_units): For haifa, don't subtract one
10609 when computing blockage.
10610 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
10611 (flag_schedule_speculative): Ditto.
10612 (flag_schedule_speculative_load): Ditto.
10613 (flag_schedule_speculative_load_dangerous): Ditto.
10614 (flag_schedule_reverse_before_reload): Ditto.
10615 (flag_schedule_reverse_after_reload): Ditto.
10616 (flag_branch_on_count_reg): Ditto.
10617 (f_options): Add Haifa switches.
10618 (main): Turn off some Haifa options if appropriate macro is
10619 defined. Process Haifa switches.
10620 * unroll.c (iteration_info): No longer static, since Haifa
10622 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
10623 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
10624 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
10625 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
10626 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
10627 storage for the Haifa scheduler.
10628 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
10630 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
10631 are defined, call analyze_loop_iterations and insert_bct to use
10633 (record_giv): Refine test for jumps out of loops if HAIFA is
10635 (analyze_loop_iterations): New function to identify if we can use
10637 (insert_bct): Insert countdown loop.
10638 (instrument_loop_bct): Low level code to insert countdown loop.
10639 (loop_number): Calculate UID of loop.
10640 (indirect_jump_in_function_p): Return true if an indirect jump is
10642 (is_power_of_2): Return true if value is a power of 2.
10643 (is_conditional_branch): Return true if insn is a conditional
10645 (fix_bct_param): Process -fbct-{min,max}-N switches.
10646 (check_bct_param): Return true if loop should be instrumented.
10647 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
10648 (loop_optimize): Initialize.
10649 (get_condition_for_loop): Ditto.
10650 * loop.c (strength_reduce): Inside of code that uses #ifdef
10651 HAVE_decrement_and_branch_on_count code, test it to make sure the
10653 (instrument_loop_bct): Ditto.
10654 * haifa-sched.c: New file.
10657 * Integrate regmove pass.
10658 * Makefile.in (OBJS): Add regmove.o
10659 (regmove.o): Add dependencies.
10660 * flow.c (find_use_as_address): No longer static.
10661 * rtl.h (find_use_as_address): Declare.
10662 * toplev.c (regmove_dump, flag_regmove): Define.
10663 (f_options): Add -fregmove.
10664 (regmove_dump_file, regmove_time): Define.
10665 (fatal_insn): Close the regmove dump file.
10666 (compile_file): Initialize regmove_time; open/close the regmove dump
10667 file as needed. Print regmove time as needed.
10668 (rest_of_compilation): Run regmove pass if requested, dump
10669 RTL after regmove if requested.
10670 (main): If -O2 or more, turn on regmove. Handle dump switches.
10671 * regmove.c: New file.
10673 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
10675 * Integrate tlink patch from jason@cygnus.com
10676 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
10677 (process_command): Increment n_switches for them. Don't discard
10678 their args. Validate them.
10679 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
10681 (process_command): Set include_prefixes from COMPILER_PATH.
10682 (main): Set COLLECT_GCC_OPTIONS sooner.
10683 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
10684 * tlink.c, hash.c, hash.h: New files.
10685 * Makefile.in (USE_COLLECT2): Always use collect2.
10686 (collect2): Depend on and link in hash.o and tlink.o.
10687 (tlink.o, hash.o): Add dependencies.
10689 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
10691 * Integrate alias analysis changes from jfc@mit.edu
10692 * Makefile.in (OBJS): Add alias.o
10693 (alias.o): Add dependencies.
10694 * alias.c: New file.
10695 * sched.c: Remove alias analysis code. It lives in alias.c now.
10696 (sched_analyze_2): Add new arguments to true_dependence.
10697 (schedule_insns): Always call init_alias_analysis.
10698 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
10699 mark return value from such functions as a pointer and keep track of
10700 them for alias analysis. If a return value from a function is a
10701 pointer, mark it as such.
10702 * combine.c (distribute_notes): Handle REG_NOALIAS.
10703 * cse.c (struct write_data): Delete. No longer needed.
10704 (invalidate): Don't call set_nonvarying_address_components anymore.
10705 Use true_dependence to decide if an entry should be removed from
10707 (invalidate_memory): Remove WRITES argument, simplify appropriately.
10709 (note_mem_written): Similarly for WRITE_PTR argument.
10710 (invalidate_from_clobbers): Similarly for W argument.
10711 (invalidate_for_call): Remove memory elements from the hash table.
10712 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
10713 (cse_rtx_varies_p): New function. Derived from old
10714 cse_rtx_addr_varies_p.
10715 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
10716 Don't call note_mem_written anymore. Stack pushes invalidate the stack
10717 pointer if PUSH_ROUNDING is defined. No longer need to call
10718 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
10719 (skipped_writes_memory): Remove variable.
10720 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
10721 (invalidate_skipped_block): Simplify for new alias analysis code.
10722 (cse_set_around_loop): Likewise.
10723 (cse_main): Call init_alias_analysis.
10724 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
10725 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
10726 (f_options): Add new alias checking arguments.
10727 (main): Set flag_alias_check when optimizing.
10728 * local_alloc (validate_equiv_mem_from_store): Add new arguments
10729 to true_dependence.
10730 (memref_referenced_p): Likewise.
10731 * loop.c (NUM_STORES): Increase to 30.
10732 (prescan_loop): Only non-constant calls set unknown_address_altered.
10733 (invariant_p): Add new arguments to true_dependence.
10734 (record_giv): Initialize unrolled and shared fields.
10735 (emit_iv_add_mult): Call record_base_value as needed.
10736 * loop.h (struct induction): Add unrolled and shared fields.
10737 * unroll.c (unroll_loop): Call record_base_value as needed.
10738 (copy_loop_body): Likewise.
10739 (final_biv_value): Likewise.
10740 (final_giv_value): Likewise.
10741 (find_splittable_regs): Likewise. Only create one new pseudo
10742 if we have multiple address GIVs that were combined with the same
10743 dst_reg GIV. Note when a new register is created due to unrolling.
10744 * rtl.c (reg_note_name): Add REG_NOALIAS.
10745 * rtl.h (enum reg_note): Similarly.
10746 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
10747 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
10748 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
10749 (true_dependence, read_dependence, anti_dependence): Likewise.
10750 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
10751 (mark_user_reg, mark_reg_pointer): Likewise.
10754 * Integrate reload bugfix from Wilon which enables the PA port
10755 to bootstrap again.
10756 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
10757 OPERAND_ADDRESS when computing how many registers an insn needs.
10758 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
10760 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
10761 OPADDR_ADDR reload.
10762 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
10763 in reload_reg_use_in_op_addr do not reach the end.
10764 do not reach the end.
10765 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
10766 RELOAD_FOR_OPERAND_ADDRESS.
10768 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
10770 * egcs project officially starts.
10773 add-log-time-format: current-time-string