1 2000-02-18 Nick Clifton <nickc@cygnus.com>
3 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate
4 anything for an alignment of zero.
6 * config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate
7 anything for an alignment of zero.
9 2000-02-18 Martin von Loewis <loewis@informatik.hu-berlin.de>
11 * gcc.texi (Bug Reporting): Refer to bugs.html.
12 (Bug Lists): Likewise.
13 * system.h (GCCBUGURL): New preprocessor define.
14 * rtl.c (fancy_abort): Use it.
15 * gcc.c (main): Likewise.
17 2000-02-18 Richard Henderson <rth@cygnus.com>
19 * flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove.
20 (life_analysis_1): Subsume into ...
21 (life_analysis): ... here. Force PROP_REG_INFO off after reload.
22 Use update_life_info for the relaxation.
23 (update_life_info): Update REG_BASIC_BLOCK for registers live on
24 entry and regs_live_at_setjmp.
25 (set_noop_p): Simplify.
26 (notice_stack_pointer_modification_1): Renamed from s/_1//.
27 (record_volatile_insns): Split into ...
28 (delete_noop_moves): ... here,
29 (notice_stack_pointer_modification): ... here,
30 (insn_dead_p): ... and here.
31 (propagate_block): Don't query INSN_VOLATILE.
32 (mark_used_regs): Mind !PROP_REG_INFO.
33 * toplev.c (rest_of_compilation): Call mark_constant_function here,
36 Fri Feb 18 01:29:22 EST 2000 John Wehle (john@feith.com)
38 * loop.c (canonicalize_condition): New function,
39 broken out of get_condition.
40 (get_condition): Use it.
41 * expr.h (canonicalize_condition): Prototype it.
43 * tree.h (tree_int_cst_msb): Declare.
44 * tree.c (tree_int_cst_msb): New function.
46 2000-02-17 Mark Mitchell <mark@codesourcery.com>
48 * stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt
51 * invoke.texi (-fmessage-length=n): Document.
53 2000-02-17 Jason Merrill <jason@casey.cygnus.com>
55 * bitmap.c (bitmap_operation): Don't leak bitmap elements.
57 2000-02-17 Mark Mitchell <mark@codesourcery.com>
59 * function.c (thread_prologue_and_epilogue_insns): Put a line note
62 2000-02-17 Nick Clifton <nickc@cygnus.com>
64 * config/arm/thumb.c: Replace includes of system headers with
67 2000-02-16 Richard Henderson <rth@cygnus.com>
69 * configure.in (alpha-linux*, alpha-netbsd) [extra_parts]:
70 Add crtbeginS.o and crtendS.o.
71 * alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o.
72 (ENDFILE_SPEC): Use crtendS.o.
73 * alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets.
75 * alpha/crtbegin.asm (__do_frame_takedown): Merge into ...
76 (__do_global_dtors_aux): ... here. Call __cxa_finalize if
78 (__dso_handle): New variable.
79 * alpha/crtend.asm (__do_global_ctors_aux): Remove runtime
82 2000-02-16 Richard Henderson <rth@cygnus.com>
84 * Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T).
86 Wed Feb 16 21:40:04 2000 Hans-Peter Nilsson <hp@bitrange.com>
88 * longlong.h (__clz_tab): Declare as static to match definition.
90 2000-02-16 Mark Elbrecht <snowball3@bigfoot.com>
91 * i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h.
92 (XREF_FILE_NAME): Define.
94 * i386/djgpp.h (DATA_SECTION_ASM_OP): Define.
95 (EH_FRAME_SECTION_ASM_OP): Define.
96 (IDENT_ASM_OP): Define.
97 (TEXT_SECTION_ASM_OP): Define.
99 (CTORS_SECTION_ASM_OP): Define.
100 (CTOR_SECTION_FUNCTION): Use it.
101 (DTORS_SECTION_ASM_OP): Define.
102 (DTOR_SECTION_FUNCTION): Use it.
104 2000-02-16 Zack Weinberg <zack@wolery.cumb.org>
106 * reg-stack.c (emit_swap_insn): Do not put a new insn before a
109 * flow.c (dump_regset, debug_regset, dump_bb, debug_bb,
110 debug_bb_n): New functions.
111 (dump_flow_info, print_rtl_with_bb): Use dump_regset.
112 * basic-block.h: Prototype new functions.
114 Wed Feb 16 21:07:53 2000 Denis Chertykov <denisc@overta.ru>
116 * configure.in: Add support for avr target.
117 * configure: Rebuilt.
119 * invoke.texi: Add AVR invocation docs.
120 * install.texi: Add information about AVR.
121 * md.texi: Add AVR constraint letters description.
122 * extend.texi: Add description for AVR specific attributes.
124 2000-02-16 Jason Merrill <jason@casey.cygnus.com>
126 * fixinc/fixinc.svr4: Wrap byteorder.h with extern "C".
128 2000-02-16 Nick Clifton <nickc@cygnus.com>
130 * emit-rtl.c (emit_insn): Move RTL check into make_insn_raw.
131 (make_insn_raw): Move RTL check here.
133 2000-02-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
135 * version.c: Include gansidecl.h and version.h.
137 * version.h: Wrap entire file in macro __GCC_VERSION_H__.
139 * configure.in (gcc_version): When setting, narrow search to
140 lines containing `version_string'.
142 * Makefile.in (mainversion): Likewise.
143 (GCC_H): New variable.
144 (gcc.h): Delete target.
145 (gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h.
146 (version.o): Depend on version.h.
147 (dbxout.o): Don't depend on gcc.h.
149 Wed Feb 16 15:04:49 2000 Hans-Peter Nilsson <hp@bitrange.com>
150 Michael Meissner <meissner@cygnus.com>
152 * md.texi (Simple Constraints): Add item about whitespace.
153 * genoutput.c (strip_whitespace): New.
154 (scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call
155 strip_whitespace for constraints.
156 Test pointer using NULL, not 0.
158 2000-02-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
160 * cpplib.c (do_line): Pedwarn for #line > 32767.
162 * c-lex.c (readescape): Warn about '\x', but do not reject it.
164 2000-02-15 Jonathan Larmour <jlarmour@redhat.co.uk>
166 * gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define
168 (do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__.
169 * cpp.texi: Document __GNUC_PATCHLEVEL__.
172 * objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to
175 2000-02-15 Denis Chertykov <denisc@overta.ru>
177 * configure.in: Add support for avr target.
179 Wed Feb 16 03:21:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
181 * sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode.
182 (sh_addr_diff_vec_mode): Don't declare.
183 * sh.c (sh_addr_diff_vec_mode): Delete.
185 Wed Feb 16 01:27:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
187 * sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn.
189 Wed Feb 16 00:58:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
191 * sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name.
192 (smulsi3_highpart_i): Name.
193 (udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes.
194 (divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise.
195 (smulsi3_highpart, umulsi3_highpart): Likewise.
197 (mulsidi3_i, umulsidi3_i): Make rtl describe operation
198 correctly independent of endianness.
199 (mulsidi3, umulsidi3): Now define_insn. Hide details that
200 confuse the optimizers.
201 (mulsidi3+1, umulsidi3+1): New define_split.
203 Tue Feb 15 23:22:26 2000 Andrew Haley <aph@cygnus.com>
205 * config/sh/sh.md: Guard insn splits against illegal registers.
206 * config/sh/sh.h: Correct comment about macros.
208 Tue Feb 15 22:30:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
209 Andrew MacLeod <amacleod@cygnus.com>
211 * Makefile.in (lcm.o): Depend on insn-attr.h.
212 * basic-block.h (optimize_mode_switching): Declare.
213 * lcm.c (tm_p.h, insn-attr.h): #include.
214 (seginfo, bb_info): New structs.
215 (antic, transp, comp, delete, insert) : New file-scope static variables.
216 (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions.
217 (reg_becomes_live, optimize_mode_switching): Likewise.
218 * tm.texi: Add description of mode switching macros.
219 * toplev.c (rest_of_compilation): Call optimize_mode_switching.
221 * sh-protos.h (remove_dead_before_cse): Remove prototype.
222 (fldi_ok, fpscr_set_from_mem): New prototypes.
223 * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set.
224 (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS):
225 Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
226 (sh_flag_remove_dead_before_cse): Remove declaration.
227 (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros.
228 (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise.
229 (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
230 * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
231 (barrier_align): Allow for JUMP_INSNS containing a parallel.
232 (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set.
233 (fldi_ok): New function.
234 (get_fpscr_rtx): Add fpscr_rtx as GC root.
235 (emit_sf_insn): Only generate fpu switches when optimize < 1.
236 (emit_df_insn): Likewise.
237 (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete.
238 (sh_flag_remove_dead_before_cse): Delete.
239 (get_free_reg, fpscr_set_from_mem): New functions.
240 * sh.md (movdf, movsf): Remove no_new_pseudos code.
241 (return): Remove emit_fpscr_use / remove_dead_before_cse calls.
243 2000-02-15 Loren Rittle <ljrittle@acm.org>
245 * ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD.
247 2000-02-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
249 * Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o,
250 cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h.
252 * cccp.c: Include version.h and/or don't declare `version_string'.
253 * collect2.c: Likewise.
255 * arm/aof.h: Likewise.
256 * arm/coff.h: Likewise.
257 * arm/elf.h: Likewise.
258 * arm/pe.h: Likewise.
259 * arm/tcoff.h: Likewise.
260 * arm/telf.h: Likewise.
261 * arm/tpe.h: Likewise.
262 * arm/vxarm.h: Likewise.
263 * convex/convex.c: Likewise.
264 * i386/dgux.c: Likewise.
265 * i386/sun386.h: Likewise.
266 * m88k/m88k.c: Likewise.
267 * mcore/mcore-pe.h: Likewise.
268 * mips/mips.h: Likewise.
269 * romp/romp.h: Likewise.
271 * cpphash.c: Likewise.
272 * cppinit.c: Likewise.
273 * dwarf2out.c: Likewise.
274 * dwarfout.c: Likewise.
277 * mips-tfile.c: Likewise.
278 * protoize.c: Likewise.
279 * toplev.c: Likewise.
282 * version.c (version_string): Constify a char*.
284 * version.h: New file.
286 2000-02-14 Nick Clifton <nickc@cygnus.com>
288 * configure.in: Add mcore-elf and mcore-pe targets.
289 * configure: Regenerate.
291 * NEWS: Add note that MCore port has been contributed.
293 * invoke.texi: Document command line switches for MCore port.
294 * install.texi: Add MCore to list of supported targets.
296 2000-02-14 Geoff Keating <geoffk@cygnus.com>
298 * collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
299 then we will need to import the frame handling functions.
300 (scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
301 to import the frames themselves.
303 Mon Feb 14 13:31:01 2000 Stan Cox <scox@cygnus.com>
304 Jason Eckhardt <jle@cygnus.com>
306 * basic_block.h: Added prototype for reorder_basic_blocks.
307 * toplev.c: Changes to add -freorder-blocks and graph dump after
308 block reordering is done.
309 * flow.c (reorder_block_def): New structure for use during block
311 (REORDER_BLOCK_*): New macros to access members of above structure.
312 (skip_insns_between_block, get_common_dest, chain_reorder_blocks,
313 make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New
314 functions for block reordering.
316 Mon Feb 14 11:24:44 2000 Hans-Peter Nilsson <hp@bitrange.com>
318 * gcc.texi (Passes): Fix typo.
319 * md.texi (Standard Names): Ditto.
320 * tm.texi (Storage Layout): Ditto.
322 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
324 * cpplib.c (do_define): Only free the old definition if it
327 2000-02-13 Neil Booth <NeilB@earthling.net>
329 * cppfiles.c (read_and_prescan): When emitting deferred
330 newlines, test speccase[] again instead of checking each
331 possible whitespace character in turn. When we encounter \r,
332 look behind for \n first, then ahead.
334 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
336 * cse.c (cse_altered): New internal flag.
337 (cse_insn): Set it if we changed an insn.
338 (cse_main): Clear cse_altered before each basic block.
339 Only garbage collect if cse_altered is true afterward.
341 Sun Feb 13 14:12:28 2000 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
343 * sparc/sol2.h (LIB_SPEC): Link -ldl if profiling.
345 Sun Feb 13 13:21:55 2000 Jeffrey A Law (law@cygnus.com)
347 * combine.c (simplify_comparison): Fix typo.
349 Sun Feb 13 12:57:52 2000 Neil Booth <NeilB@earthling.net>
351 * prefix.c (concat, lookup_key): Use xmalloc and xrealloc
354 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
356 * flow.c (flow_loop_tree_node_add): Use better algorithm by passing
357 previously inserted node instead of root node. Caller changed.
359 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
361 * basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete.
363 2000-02-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
365 * crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor,
366 __dereg_frame_dtor): Add prototype argument.
368 * gthr-dce.h (__gthread_active_p, __gthread_once): Likewise.
370 * gthr-posix.h (__gthread_active_p, __gthread_once): Likewise.
372 * gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise.
374 * gthr-vxworks.h (__gthread_once): Likewise.
376 * gthr-win32.h (__gthread_active_p, __gthread_once): Likewise.
378 Sat Feb 12 01:44:26 MET 2000 Jan Hubicka <jh@suse.cz>
380 * i386.c (ix86_emit_restore_regs_using_mov): Break out from ...
381 (ix86_expand_epilogue): ... here. Use mov instead of add to restore
382 stack pointer in functions w/o saved registers, output LEAVE more often
383 on TARGET_USE_LEAVE machines.
385 2000-02-07 Dmitri Makarov <dim@wrs.com> & Bernd Schmidt <bernds@redhat.com>
387 * config/arm/arm.c (arm_init_cumulative_args); New function:
388 Initlaise the CUMULATIE_ARGS strcuture for a function
390 (arm_function_arg): New function: Determine where to place a
391 function's argument. Also handles deciding the function's
393 (current_file_function_operand): New function: Return true if
394 the symbol is a function which has already been compiled.
395 (arm_is_long_call_p): New function: Return true if the
396 indicated function should be called via a long call.
397 (arm_valid_type_attribute_p): New function: Return true if the
398 attribute is a valid, arm specific, attribute.
399 (arm_comp_type_attribute): New function: Return true if the
400 two types have compatable, arm specific, attributes.
402 * config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a
404 (FUNCTION_ARG): Redefine to call arm_function_arg.
405 (FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct
407 (INIT_CUMULATIVE_ARGS): Redefine to call
408 arm_init_cumulative_args.
409 (FUNCTION_ARG_ADVANCE): Redefine to use correct structure
411 (SETUP_INCOMING_VARARGS): Redefine to use correct structure
413 (ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled
415 (ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION.
416 (VALID_MACHINE_TYPE_ATTRIBUTE): Define.
417 (COMP_TYPE_ATTRIBUTES): Define.
419 * config/arm/arm.md (call): Call arm_is_long_call_p to decide
420 if a long call is needed.
421 (call_value): Call arm_is_long_call_p to decide if a long call
423 (call_symbol): Call arm_is_long_call_p to decide if a long call
426 * config/arm/arm-protos.h: Add prototype for arm_is_long_call_p.
428 2000-02-11 Denis Chertykov <denisc@overta.ru>
430 * README.AVR: New file with information about the avr ports.
431 * config/avr: New directory with avr port files.
433 2000-02-11 Andreas Jaeger <aj@suse.de>
435 * fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@.
437 2000-02-11 Zack Weinberg <zack@wolery.cumb.org>
439 * cpphash.c: Fix formatting, update commentary.
440 (dump_definition): Take three separate arguments instead of a
441 MACRODEF structure argument.
442 * cpphash.h: Update prototype of dump_definition.
443 * cppinit.c (cpp_finish): Update call of dump_definition.
445 * cpplib.c (do_define): Always create new hash entry with
446 T_MACRO type. Remove redundant check for redefinition of
447 poisoned identifier. Update call of dump_definition.
448 (do_undef): Don't call check_macro_name. Rename sym_length to
450 (do_error, do_warning): Don't use copy_rest_of_line or
452 (do_warning): Don't use pedwarn for the actual warning,
453 only the notice about its not being in the standard. (Fixes
454 bug with #warning in system headers.)
455 (do_ident): Stricter argument checking - accept only a single
456 string after #ident. Also, macro-expand the line.
457 (do_xifdef): Use cpp_defined. De-obfuscate.
459 (do_pragma): Split out specific pragma handling to separate
460 functions. Use get_directive_token. Update commentary. Do
461 not pass on #pragma once or #pragma poison to the front end.
462 (do_pragma_once, do_pragma_implementation, do_pragma_poison,
463 do_pragma_default): New.
465 Feb 11 12:30:53 2000 Jeffrey A Law (law@cygnus.com)
467 * jump.c (jump_optimize_1): The first operand in a relational
469 * optabs.c (emit_conditional_move): Handle relationals which
470 have a known true/false result.
472 2000-02-11 Geoff Keating <geoffk@cygnus.com>
474 * function.c (thread_prologue_and_epilogue_insns): Don't insert
475 a RETURN insn into a block which already ends with a jump.
477 2000-02-11 Geoff Keating <geoffk@cygnus.com>
479 * haifa-sched.c (BUF_LEN): Increase a lot.
481 2000-02-11 Nick Clifton <nickc@cygnus.com>
483 * configure.in: Add tm_p_file specification for thumb targets.
484 * configure: Regenerate.
486 * config/arm/thumb-protos.h: New file: Prototypes for exported
487 functions defined in thumb.c.
489 2000-02-11 Robert Lipe <robertl@sco.com>
491 * Makefile.in (bootstrap-lean): Remove additional files.
492 (bootstrap2-lean): Likewise.
493 (VOL_FILES): List of files for above.
495 2000-02-11 Nathan Sidwell <nathan@acm.org>
497 * cpphash.c (special_symbol): Remove spurious argument to
500 2000-02-11 Joel Sherrill (joel@OARcorp.com>
502 * configure.in: (i*86-*-rtems*): Swapped elf and coff
504 * configure: Rebuilt.
506 2000-02-11 Rodney Brown <RodneyBrown@pmsc.com>
508 * pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef.
510 Fri Feb 11 02:59:05 2000 Jeffrey A Law (law@cygnus.com)
512 * pa.c, pa.h: Remove trigraph sequences within comments.
514 Fri Feb 11 02:51:56 2000 Pavel Roskin <pavel_roskin@geocities.com>
516 * invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics.
518 Fri Feb 11 02:48:30 2000 Brad Lucier (lucier@math.purdue.edu)
520 * sbitmap.h: Make SBITMAP_ELT_BITS unsigned.
522 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
524 * config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.
526 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
528 * config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label.
529 (ASM_OUTPUT_EXTERNAL): Use c4x_external_ref.
530 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
531 (ASM_FILE_END): Use c4x_file_end.
532 * config/c4x/c4x.c (c4x_global_label): New function.
533 (c4x_external_ref, c4x_file_end): Likewise.
535 * config/c4x/c4x-protos.h (c4x_global_label): Add prototype.
536 (c4x_external_ref, c4x_end_file): Likewise.
538 2000-02-10 Zack Weinberg <zack@wolery.cumb.org>
540 * cppexp.c: Don't include cpphash.h.
541 (parse_charconst, cpp_lex): Use cpp_defined.
542 (cpp_lex): Use get_directive_token throughout. Remove
543 unnecessary cases from switch. Move assertion-handling code
545 (cpp_parse_expr): If we see '+' or '-', check the context to
546 determine if they are unary or binary operators. Streamline
547 the jumps a bit. Do not call skip_rest_of_line.
549 * cpplib.c: Make skip_rest_of_line and cpp_skip_hspace
550 static. Export get_directive_token. Update commentary.
551 (cpp_defined): New function.
552 (do_define): Remove reference to T_PCSTRING. Call
553 free_definition to release memory for old definition, when
555 (eval_if_expression): Set only_seen_white to 0 before calling
556 cpp_parse_expr. Call skip_rest_of_line after it returns.
557 (cpp_read_check_assertion): Don't preserve a pointer into the
558 token buffer across a call to cpp_get_token.
560 * Makefile.in (cppexp.o): Don't depend on cpphash.h.
561 * cppfiles.c (redundant_include_p): Use cpp_defined.
562 * cpphash.c (free_definition): New function.
563 (delete_macro): Use it. Update commentary.
564 * cpphash.h: Typedef HASHNODE here. Prototype cpp_lookup and
566 * cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING
567 from enum node_type. Prototype cpp_defined and get_directive_token.
568 Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace.
570 * fix-header.c (check_macro_names): Use cpp_defined.
571 (read_scan_file): Set inhibit_warnings and inhibit_errors in
572 the options structure.
574 2000-02-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
576 * c-pragma.c (maximum_field_alignment): Remove duplicate declaration.
578 2000-02-10 Jason Merrill <jason@casey.cygnus.com>
580 * dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin)
581 rather than die->die_tag.
583 Thu Feb 10 16:26:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
585 * combine.c (make_extraction, force_to_mode): Avoid warning on
586 mixed-signedness conditionals.
587 (make_field_assignment, nonzero_bits): Likewise.
588 * expmed.c (store_fixed_bit_field): ALIGN arg now unsigned.
589 (store_split_bit_field, extract_split_bit_field): Likewise.
590 (extract_fixed_bit_field, store_bit_field,
591 * expr.c: Change alignment to be unsigned everywhere.
592 (move_by_pieces, store_constructor_field, store_constructor):
593 Alignment parm is unsigned.
594 (emit_block_move, emit_group_load, emit_group_store): Likewise.
595 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
596 (do_compare_rtx_and_jump): Likewise.
597 (move_by_pieces_ninsns, clear_by_pieces): Likewise.
598 Compare align with GET_MODE_ALIGNMENT.
599 (expand_expr_unaligned): Pointer to alignment is pointer to unsigned.
600 (get_inner_reference): Likewise.
601 (copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts.
602 (expand_assignment): Local vars for alignment now unsigned.
603 (store_constructor, store_field, expand_expr, do_jump): Likewise.
604 (do_compare_and_jump): Likewise.
605 (store_field): Call new function expr_align.
606 * expr.h (emit_block_move, emit_group_load, emit_group_store):
607 Alignment arg now unsigned.
608 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
609 (do_compare_rtx_and_jump, store_bit_field): Likewise.
610 (extract_bit_field): Likewise.
611 * fold-const.c (add_double): Add cast to eliminate signedness warning.
612 * machmode.h (GET_MODE_ALIGNMENT): Result is unsigned.
613 (get_best_mode): Alignment arg is unsigned.
614 * rtl.h (move_by_pieces): Likewise.
615 * store-layout.c (maximum_field_alignment, set_alignment):
617 (layout_decl): Alignment arg is now unsigned.
618 Remove unneeded casts.
619 (layout_record, layout_union, layout_type): Remove unneeded casts.
620 Local alignment variables now unsigned.
621 (get_best_mode): Alignment arg now unsigned.
622 * tree.c (expr_align): New function.
623 * tree.h (expr_align): Likewise.
624 (maximum_field_alignment, set_alignment): Now unsigned.
625 (get_inner_reference): Alignment argument is now pointer to unsigned.
626 * varasm.c (assemble_variable): Add cast to eliminate warning.
628 Thu Feb 10 12:56:47 2000 Jim Wilson <wilson@cygnus.com>
630 * expmed.c (store_bit_field): If op0 and fieldmode are the same size,
631 then store directly into op0.
633 * calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for
634 the CALL_INSN, and emit the note immediately after it.
636 2000-02-10 Nick Clifton <nickc@cygnus.com>
638 * config/arm/thumb.md (epilogue): Include a (return) in the
639 generated insn, and emit it using emit_jump_insn not
642 Thu Feb 10 18:28:59 MET 2000 Jan Hubicka <jh@suse.cz>
644 * function.c (assign_temp): Change zero-sized arrays to size 1.
645 * integrate.c (expand_inline_function): Do not update
646 stack_alignment_needed
647 * i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY,
648 add some sanity checking, remove optimization for function with
651 2000-02-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
653 * flow.c (mark_regs_live_at_end): Delete unused variables.
655 * ggc-page.c (ggc_page_print_statistics): bzero -> memset.
657 * integrate.c (copy_rtx_and_substitute): Wrap variable `alignment'
658 in macro FRAME_GROWS_DOWNWARD.
660 * stmt.c (expand_end_bindings): Delete unused variable.
662 * unroll.c (iteration_info): Mark parameter `loop' with
665 2000-02-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
667 * fixinc/server.c (load_data): Return NULL if the marker line is
669 (run_shell): If load_data returns NULL, retry the command once, in
672 * configure: Rebuilt.
674 2000-02-09 Bruce Korb <bkorb@gnu.org>
676 * gcc/fixincludes: ** DELETED **
677 * gcc/fixcpp: ** DELETED **
678 * gcc/fixinc-nt.sed: ** DELETED **
679 * gcc/just-fixinc: ** DELETED **
680 * gcc/Makefile.in: Removed out-dated commentary
681 * gcc/configure.in: Removed fast-fixincludes disablement.
682 * MAINTAINERS(Ian Taylor) moved to "Write after approval" group.
684 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
685 * function.c (thread_prologue_and_epilogue_insns): Uncomment
688 2000-02-09 Richard Henderson <rth@cygnus.com>
690 * jump.c (delete_insn): Don't delete user labels at -O0.
692 2000-02-09 Robert Lipe <robertl@sco.com>
694 * Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
695 Don't link with HOST_LIBS.
697 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
699 * configure.in: Correct --help text for --with-dwarf2.
700 Put tm-dwarf2.h after other tm files, if it's requested.
701 * configure: Regenerate.
702 * config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before
705 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
707 * cpplib.h: Provide HASHNODE typedef and forward decl of
708 struct hashnode only. Kill cpp_hashnode typedef. MACRODEF,
709 DEFINITION, struct hashnode, struct macrodef, struct
710 definition, scan_decls prototype, default defn of
711 INCLUDE_LEN_FUDGE moved elsewhere.
713 * cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
714 definition, and struct hashnode moved here. Remove the unused
715 'predefined' field from struct definition. Replace the 'args'
716 union with its sole member. All users updated (cpphash.c).
717 Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add
718 multiple include guard.
720 * cpphash.c (hashf): Make static; use better algorithm; drop
721 HASHSIZE parameter; return an unsigned int.
722 (cpp_lookup): Drop HASH parameter. PFILE parameter is
723 used. Calculate HASHSIZE modulus here.
724 (cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
726 (create_definition): Drop PREDEFINITION parameter.
727 * cpplib.c (do_define): Don't calculate a hash value here.
728 Don't pass (keyword == NULL) to create_definition.
730 * scan.h: Prototype scan_decls here.
731 * cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
732 * cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
733 callers of cpp_lookup and cpp_install updated.
735 * cpphash.c (macarg): Hoist all the flag diddling out of the
737 (macroexpand): ... and out of the loop that calls macarg.
738 Skip over the initial paren before macro arguments with
739 cpp_get_non_space_token; point may be some distance before
740 that paren. Abort if it's not there.
742 * cpplib.c (parse_clear_mark): Delete function.
743 (parse_set_mark, parse_goto_mark): Make static.
744 (ACTIVE_MARK_P): New macro.
745 (skip_block_comment, skip_line_comment): Do not bump the line
746 if ACTIVE_MARK_P is true.
747 (cpp_pop_buffer): The buffer to be popped may not have an
749 (cpp_get_token): When looking for the initial paren before
750 macro arguments, only set a mark in a file buffer, Always
751 return to that mark before proceeding to call macroexpand or
754 * cpplib.h: Remove prototypes of parse_set_mark,
755 parse_clear_mark, parse_goto_mark.
756 (struct cpp_options): Rename 'put_out_comments' to
757 'discard_comments' and invert its sense.
758 * cppinit.c, cpphash.c, cpplib.c: All users of
759 put_out_comments changed to use discard_comments, with
762 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
764 * function.c (thread_prologue_and_epilogue_insns): Don't delete
765 the edge from a block that both jumps and falls through to the
768 2000-02-09 Scott Bambrough <scottb@netwinder.org>
770 * config/arm/arm.md (movsi): In PIC mode, make sure that a
771 constant source address is legitimate.
773 2000-02-09 Philip Blundell <pb@futuretv.com>
775 * config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
778 * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
780 (LEGITIMATE_PIC_OPERAND): Disallow references to labels.
782 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
784 * cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
785 ends with a newline and a NUL. Don't be so clever manipulating
788 Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <jh@suse.cz>
790 * reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
791 not to BIGGEST_ALIGNMENT.
793 2000-02-08 Geoff Keating <geoffk@cygnus.com>
795 * dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
796 * dwarf2out.c (dwarf_cfi_name): Print name of new constant.
797 (reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
798 (output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
799 * frame.c (execute_cfa_insn): Handle
800 DW_CFA_GNU_negative_offset_extended.
802 2000-02-08 Richard Henderson <rth@cygnus.com>
804 * flow.c (tidy_fallthru_edges): Split out from ...
805 (delete_unreachable_blocks): ... here.
806 (find_basic_blocks): Use it.
808 Tue Feb 8 15:51:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
810 * stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.
812 2000-02-08 Zack Weinberg <zack@wolery.cumb.org>
814 * Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
815 (gen_protos.o): Don't depend on cpplib.h or cpphash.h.
816 (fix-header.o): Don't depend on cpphash.h.
818 * scan.c (hashstr): New function.
819 * scan.h: Prototype it.
820 * fix-header.c: Don't include cpphash.h. Use hashstr.
821 * gen-protos.c: Don't include cpphash.h or cpplib.h. Use
822 hashstr. Report hash table statistics. Add private
823 definition of xrealloc.
825 2000-02-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
827 * i386.h (TARGET_SWITCHES): Fix typo in option name.
829 2000-02-08 Clinton Popetz <cpopetz@cygnus.com>
831 * function.c (thread_prologue_and_epilogue_insns): Don't replace
832 jumps with returns unless they are jumps to the fallthru block.
834 Tue Feb 8 07:53:55 2000 Jan Hubicka <jh@suse.cz>
836 * i386.md (addqi3_cc): Fix contraints.
838 Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
840 * function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.
842 2000-02-07 Mark Mitchell <mark@codesourcery.com>
844 * cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
845 carriage return after a macro name.
847 2000-02-07 Fred Fish <fnf@be.com>
849 * i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
850 so the gcc2_compiled symbol doesn't confuse BeOS debuggers.
852 2000-02-07 Zack Weinberg <zack@wolery.cumb.org>
854 * cppfiles.c (deps_output): Count spacers in deps_column.
856 2000-02-07 Neil Booth <NeilB@earthling.net>
858 * cppinit.c (initialize_dependency_output): If there is no
859 suffix, don't try to look for known suffixes. Use strrchr.
860 (cpp_start_read): Remove duplicate initialization.
862 Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <jh@suse.cz>
864 * calls.c (compute_argument_block_size): New argument
865 preferred_stack_boundary.
866 (expand_call): update cfun->preferred_stack_boundary, update call of
867 compute_argument_block_size
868 (emit_library_call): Increate cfun->preferred_stack_boundary
869 to PREFERRED_STACK_BOUNDARY
870 (emit_library_call_value): Likewise.
871 * explow.c (allocate_dynamic_stack_spave): Likewise.
872 * function.c (prepare_function_start): Set
873 cfun->preferred_stack_boundary
874 * function.h (struct function): Add preferred_stack_boundary field.
875 * integrate.c (expand_inline_function): Update
876 cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
877 (copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
878 * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.
880 2000-02-06 Zack Weinberg <zack@wolery.cumb.org>
882 * cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
883 cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
884 cpp_pedwarn, cpp_pedwarn_with_line,
885 cpp_pedwarn_with_file_and_line): Move to cpperror.c.
886 (cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
887 v_cpp_error_with_line, v_cpp_warning_with_line,
888 cpp_message_from_errno, cpp_perror_with_name): Delete.
890 * cpperror.c (cpp_print_containing_files): Take starting
892 (cpp_file_line_for_message): Rename to cpp_print_file_and_line.
893 (v_cpp_message): Now called directly by all entry points.
895 (cpp_pfatal_with_name, cpp_message): Delete.
896 (cpp_notice_from_errno, cpp_ice): New functions.
897 (cpp_notice): Is now for reporting error conditions, just
898 without an associated file.
899 (cpp_error, cpp_error_with_line): Don't do anything if
900 opts->inhibit_errors is on.
901 (cpp_pedwarn_with_file_and_line): Take column argument also.
903 * cpplib.h: Update prototypes of exported functions.
904 (struct cpp_options): Add inhibit_errors.
906 * cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
907 non-error messages. Include intl.h.
909 * cppinit.c, cppmain.c: Likewise. Also, use
910 cpp_notice_from_errno instead of cpp_perror_with_name or
911 cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
913 * cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
914 report internal errors.
916 * cpplib.c (do_define): Switch bcopy to memcpy.
917 Give cpp_pedwarn_with_file_and_line a dummy column argument.
919 * cpplib.c (copy_rest_of_line): Revert previous change: don't
920 bail out early if we hit a line comment.
922 2000-02-06 Richard Henderson <rth@cygnus.com>
924 * flow.c (flow_delete_insn, make_edge, remove_edge): Export.
925 * basic-block.h: Declare them.
926 * emit-rtl.h (active_insn_p): New.
927 (next_active_insn, prev_active_insn): Use it.
929 * function.c (emit_return_into_block): New.
930 (thread_prologue_and_epilogue_insns): Insert return insns instead
931 of epilogues when possible.
932 * jump.c (jump_optimize_1): Remove code to insert a return insn
933 on the fallthru to the exit block.
935 * i386.c (ix86_can_use_return_insn_p): Fail for large poped args
936 and for non-empty stack frames.
937 * i386.md (return): Expand to return-pop as needed.
939 2000-02-06 Richard Henderson <rth@cygnus.com>
941 * simplify-rtx.c (simplify_relational_operation): Canonicalize
942 constant to op1 for testing.
944 2000-02-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
946 * config/c4x/c4x.md (*ldi_on_overflow): New pattern.
947 (fixuns_truncqfqi2): Use it.
949 2000-02-06 Richard Henderson <rth@cygnus.com>
951 * i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
954 * i386.md (widening and peepholes): Mask the constant instead of
957 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
959 * cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
960 input pointer before possibly branching off to the backslash
962 * cpphash.c (macroexpand): Correctly delete \r escapes when
963 stringifying parameters.
964 * cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
965 if we can; bail out early if we hit a line comment.
966 (handle_directive): Treat '# 123' in an .S file just like
967 '# <punctuation>'. Discard the shifted '#' if we hit '#\n'.
968 Return 1 for '# not_a_directive'.
969 (get_directive_token): Pop macro buffers here, so that
970 cpp_get_token can't sneakily move past a newline.
972 (cpp_get_token): goto randomchar if handle_directive returns 0.
974 * cppalloc.c: Update copyright.
975 * cpplib.c: Merge all the static function prototypes into one
977 * cpplib.h: Remove #if 0 block.
979 * cpperror.c: Remove #ifdef EMACS block.
980 * cppmain.c: Likewise.
981 * cpphash.c: Remove #if 0 blocks.
982 * cppinit.c: Remove #if 0 blocks, and the -lint option.
983 * cpplib.c: Remove #if 0 blocks and code referencing
984 pcp_inside_if or for_lint. Remove duplicate error message.
985 Fix error messages for #else after #else or #elif. Reformat.
986 Remove archaic TODO list.
987 * cpplib.h: Remove pcp_inside_if and for_lint flags.
989 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
991 * i386/osf1elf.h: Add missing backslash to multiline string.
993 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
995 * longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
997 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
999 * Makefile.in (c-common.o): Depend on $(EXPR_H).
1001 * c-common.c: Include expr.h.
1003 * c-pragma.c (mark_align_stack): Add prototype.
1005 * caller-save.c (add_stored_regs): Likewise.
1007 * combine.c (record_promoted_value): Likewise.
1009 * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
1012 * cppinit.c (new_pending_define): Likewise.
1014 * cpplib.c (skip_block_comment, skip_line_comment): Likewise.
1016 * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
1017 AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
1018 AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
1019 class_scope_p): Likewise.
1021 * dwarf2out.h (dwarf2out_set_demangle_name_func,
1022 dwarf2out_add_library_unit_info): Likewise.
1024 * ggc.h (ggc_page_print_statistics): Likewise.
1026 * haifa-sched.c (propagate_deps): Likewise.
1028 * reg-stack.c (next_flags_user, record_label_references): Likewise.
1030 * rtl.h (set_stack_check_libfunc): Likewise.
1032 * toplev.h (set_fatal_function): Likewise.
1034 * toplev.c (set_fatal_function): Delete prototype.
1036 * diagnostic.c: Deconstify functions returning malloc'ed ptrs.
1038 2000-02-05 Geoff Keating <geoffk@cygnus.com>
1040 * ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
1041 (FUNC_END): Likewise.
1043 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1045 * caller-save.c: Include tm_p.h.
1047 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1049 * Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).
1051 2000-02-04 Neil Booth <NeilB@earthling.net>
1053 * cccp.c (main): Check 'dir' for a NULL pointer before passing
1056 2000-02-04 Zack Weinberg <zack@wolery.cumb.org>
1058 * recog.h: Remove NO_MD_PROTOTYPES ifdefs.
1059 * genflags.c: Use the max_operand_1 logic from genemit.c to
1060 calculate how many arguments gen_insn prototypes have. Remove
1061 NO_MD_PROTOTYPES ifdefs from the generated file.
1062 * genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
1063 file. Cast gen_insn initializers to insn_gen_fn.
1064 * config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
1065 * gcc.texi: Remove documentation of NO_MD_PROTOTYPES.
1067 2000-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1069 * fixinc/Makefile.in (HDR): Add machname.h.
1072 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1074 * config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
1075 (c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
1076 (c4x_cpu_version): Ditto.
1077 * config/c4x/c4x-protos.h: ... here.
1079 2000-02-04 Jason Merrill <jason@casey.cygnus.com>
1081 * dwarf2out.c (add_abstract_origin_attribute): Don't call
1082 gen_abstract_function on our context if we're a nested function.
1084 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1086 * config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
1087 * config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.
1089 2000-02-04 Bruce Korb <bkorb@gnu.org>
1091 * fixinc/genfixes(machname.h):
1092 Move the functionality from gen-machine.h into this file.
1093 UNdef MN_NAME_PAT if there are no names to change.
1094 Also, be a little kinder when AutoGen is not present.
1096 * fixinc/Makefile.in(machname.h):
1097 Change the generation rule to use genfixes.
1099 * fixinc/fixfixes.c(machine_name):
1100 machine_name_fix's functionality now dependent upon whether
1101 MN_NAME_PAT is defined.
1103 * fixinc/fixtests.c(machine_name):
1106 * fixinc/fixlib.c(mn_get_regexps): conditional on definition
1109 * fixinc/fixlib.h(mn_get_regexps):
1112 * fixinc/gen-machine.h: DELETED
1114 2000-02-04 Jan Hubicka <jh@suse.cz>
1115 Richard Henderson <rth@cygnus.com>
1117 * i386.c (SAVE_REGS_FIRST): Remove.
1118 (ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
1119 (ix86_compute_frame_size): Likewise.
1120 (ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack.
1121 (ix86_emit_restore_regs): Remove.
1122 (ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
1123 when a frame pointer is in use.
1124 (ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov
1125 instead of pop to restore a register when profitable; emit leave
1127 (ix86_attr_length_default): Handle pro_epilogue_adjust_stack
1129 (ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
1130 * i386.md (prologue_allocate_stack): Remove.
1131 (epilogue_deallocate_stack): Remove.
1132 (pro_epilogue_adjust_stack): New.
1134 2000-02-04 Richard Henderson <rth@cygnus.com>
1136 * function.c (diddle_return_value): Rework to use a callback function.
1137 Use current_function_return_rtx if it's been set up.
1138 (do_clobber_return_reg, clobber_return_register): New.
1139 (do_use_return_reg, use_return_register): New.
1140 (expand_function_end): Use them.
1141 * stmt.c (expand_null_return): Likewise.
1142 * function.h: Declare them.
1143 * flow.c (mark_regs_live_at_end): Use diddle_return_value.
1144 (mark_reg): Change arguments as appropriate for callback.
1145 * integrate.c (expand_inline_function): Revert 19 Jan change.
1147 Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com>
1149 * tm.texi (Values in Registers): Fix typo: "fo" "for".
1150 (Misc): Say the scheduler, not the Haifa scheduler.
1152 2000-02-04 Clinton Popetz <cpopetz@cygnus.com>
1154 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
1155 when in_mem is set. Update all callers.
1157 2000-02-04 Richard Henderson <rth@cygnus.com>
1159 * i386/openbsd.h (INT_ASM_OP): Define.
1161 Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com>
1163 * tm.texi: Fix various typos.
1165 Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com>
1167 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
1168 (MD_STARTFILE_PREFIX_1): New macro.
1170 Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz>
1172 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align
1173 destination when needed.
1174 (strmovsi, strsetsi): New expander.
1175 (strmovsi_1, strsetsi_1): New pattern.
1176 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
1177 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
1178 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
1179 * invoke.texi (align-stringops, inline-all-stringops): Document.
1181 Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se>
1183 * i386/netbsd.h (INT_ASM_OP): Define.
1185 2000-02-02 Zack Weinberg <zack@wolery.cumb.org>
1187 * cpplib.h (cpp_reader): Add new flag, no_directives.
1188 * cpphash.c (macarg): Set it.
1189 * cpplib.c (handle_directive): If no_directives is on and we
1190 find a directive, issue an error and discard the line.
1192 Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com>
1194 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
1195 FP constants. Add ! TARGET_FPU check for FP constants.
1197 2000-02-02 Clinton Popetz <cpopetz@cygnus.com>
1199 * flow.c (find_basic_blocks): Don't kill label_value_list
1201 (cleanup_cfg): Kill it here.
1203 Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1205 * expr.c (store_field): Ensure ALIGN is no stricter than the
1208 2000-02-02 Richard Henderson <rth@cygnus.com>
1210 * jump.c (delete_insn): Partially revert 19 Jan change;
1211 don't convert unused code labels to notes at -O0.
1213 2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1215 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after
1216 split_all_insns to recreate REG_LABEL notes for flow2 pass.
1218 2000-02-01 Richard Henderson <rth@cygnus.com>
1220 * i386.c (general_no_elim_operand): New.
1221 (nonmemory_no_elim_operand): New.
1222 (ix86_expand_move): Copy eliminable operands before a push.
1223 * i386-protos.h: Declare new functions.
1224 * i386.h (CAN_ELIMINATE): Simplify.
1225 (PREDICATE_CODES): Update.
1226 * i386.md (push insns): Don't allow eliminable register operands.
1228 2000-02-01 Richard Henderson <rth@cygnus.com>
1230 * flow.c (mark_regs_live_at_end): Follow expand_function_end and
1231 replace BLKmode with DECL_RTL's mode.
1233 2000-02-01 Zack Weinberg <zack@wolery.cumb.org>
1235 * frame.c (find_fde): Convert for loop to do-while so compiler
1236 sees it's always executed at least once.
1237 * libgcc2.c (BBINBUFSIZE): Kill.
1238 (__bb_init_prg): Use fgets.
1239 (__bb_exit_trace_func): Don't paste strings.
1240 * unroll.c (unroll_loop): Initialize unroll_type, not
1241 unroll_number, and tweak logic to match.
1243 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
1245 (ix86_flags_dependant): Likewise. Disentangle control flow.
1246 (ix86_sched_reorder): Break guts out to
1247 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
1248 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before
1251 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
1252 use string concatenation. Don't save and restore esi.
1254 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
1255 (machname.h): Remove script to separate file. Use two-step
1256 sequence so target is not created if script fails.
1257 * fixinc/gen-machname.h: New file. Handle case where no non-reserved
1258 identifiers are defined.
1259 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
1260 an empty string, machine_name doesn't need to do anything at
1262 (is_cxx_header): Add more cases to regexp.
1263 * fixinc/fixlib.h: Update prototype.
1264 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
1266 * fixinc/fixincl.c: Define NO_BOGOSITY.
1268 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
1269 (hp_sysfile): Add missing comma.
1270 (math_exception): Put the wrapper ifdefs at the beginning and
1271 the end of the file.
1272 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
1274 2000-02-01 Richard Henderson <rth@cygnus.com>
1276 * sparc.c (fp_zero_operand): Turn into a normal predicate.
1277 Use CONST0_RTX. Update all callers.
1278 * sparc.h, sparc-protos.h: Update accordingly.
1279 * sparc.md (fp mov insns): Use fp_zero_operand directly
1282 Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
1284 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
1287 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1289 * Makefile.in (specs.ready): New target.
1290 (fixinc.sh): Depend on `specs.ready' instead of `specs'.
1292 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1294 * fixinc.irix: Use unique filenames for writing into /tmp,
1295 * fixinc.ptx: Likewise.
1296 * fixinc.sco: Likewise.
1297 * fixinc.svr4: Likewise.
1298 * fixinc.winnt: Likewise.
1300 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1302 * tsystem.h: New file.
1304 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
1305 s-crtS): Depend on tsystem.h.
1307 * crtstuff.c: Include tsystem.h.
1308 * frame.c: Likewise.
1309 * libgcc2.c: Likewise.
1311 Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz>
1313 * builtins.c (expand_builtin_memset): Expand for variable sized
1316 2000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au>
1318 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
1321 Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
1323 * dwarfout.c (SHORT_TYPE_SIZE): Correct default.
1325 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
1327 2000-01-31 Chandra Chavva <cchavva@cygnus.com>
1329 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
1330 case 3->2 combining (combining with splitting) in which 2 is CC0
1331 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
1332 checked at the begining of the function with the aid of calling
1333 function 'can_combine_p'.
1335 2000-01-31 Dave Brolley <brolley@redhat.com>
1337 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
1339 2000-01-31 Jason Merrill <jason@casey.cygnus.com>
1341 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
1344 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1346 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
1348 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
1351 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
1353 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
1354 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
1355 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
1356 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
1357 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
1358 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
1359 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
1360 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
1361 i386/vxi386.h, i386/win-nt.h, i386/win32.h:
1362 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
1364 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
1365 Add %(cpp_cpu) to CPP_SPEC.
1367 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
1368 Add %(cc1_cpu) to CC1_SPEC.
1370 2000-01-28 Ulrich Drepper <drepper@redhat.com>
1372 * c-decl.c (c_decode_option): Accept optional numeric argument to
1373 -Wformat and set warn_format.
1374 * c-common.c: Don't emit warning about non-constant printf format
1375 string unless warn_format > 1.
1377 2000-01-30 Richard Henderson <rth@cygnus.com>
1379 * alpha.md (return_internal): Allow after reload only.
1381 2000-01-30 Richard Henderson <rth@cygnus.com>
1383 * i386.c (ix86_compute_frame_size): Omit padding1 if the
1384 local frame size is zero.
1386 2000-01-30 Richard Henderson <rth@cygnus.com>
1388 * alpha.c (alpha_expand_epilogue): Don't emit the return insn.
1389 * alpha.h (EPILOGUE_USES): New. Mark $26 live.
1390 * alpha.md (return): Turn into an expander.
1391 (return_internal): Don't use $26.
1392 (epilogue): Emit the return insn.
1394 2000-01-30 Richard Henderson <rth@cygnus.com>
1396 * alpha.md (negtf2, abstf2): Fix word order thinko.
1398 (trunctfsf2): Avoid intermediate rounding errors.
1400 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
1402 * cppfiles.c (find_position): Drop 'colp' argument, return the
1404 (read_and_prescan): Adjust to match. Don't ever manipulate
1405 line or line_base except via find_position.
1407 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
1409 * c-parse.in: Apply Ulrich's changes from c-parse.y.
1410 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
1413 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
1415 * cpperror.c (cpp_file_line_for_message): If 'line' is zero,
1416 just print "<command line>". If 'filename' is null or an
1417 empty string, print "<stdin>" for the filename.
1418 * cpplib.c (do_define): Don't print the 'location of the
1419 previous definition' message if we're still parsing the
1421 (cpp_pedwarn_with_file_and_line): Always call
1422 cpp_file_line_for_message.
1424 2000-01-29 Mark Mitchell <mark@codesourcery.com>
1426 * flow.c (mark_regs_live_at_end): Fix typo.
1428 2000-01-28 Ulrich Drepper <drepper@redhat.com>
1430 * c-common.c: Adjust variable names, comments, help strings to c99.
1431 * c-lex.c: Likewise.
1432 * c-parse.y: Likewise.
1433 * c-tree.h: Likewise.
1435 * cpplib.h: Likewise.
1436 * c-decl.c: Likewise. Recognize options with names "*99" as well.
1437 * cppinit.c: Likewise.
1439 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1441 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
1442 * c4x.c: Define the optab rtx values.
1443 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
1444 (c4x_emit_libcall): Use new optab rtx values.
1445 (c4x_emit_libcall3): Likewise.
1446 (c4x_emit_libcall_mulhi): Likewise.
1447 * c4x-protos.h: Add prototypes for optab rtx values and change
1448 prototypes for above c4x_emit_libcall functions.
1450 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1452 * c4x.c (c4x_output_ascii): Restrict line length of output when TI
1454 (c4x_function_prologue): Use regnames intead of float_reg_names when
1456 (c4x_function_epilogue): Likewise.
1457 (c4x_print_operand): Likewise.
1458 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
1459 * c4x.md (set_high): Disable for TARGET_TI.
1461 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1463 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
1464 of framepointer + constant to ADDR_REGS class.
1465 * c4x.md (addqi3, addqi3_noclobber_reload): Update.
1466 * c4x.c (std_or_reg_operand): New function.
1467 * c4x-protos.h (std_or_reg_operand): Prototype it.
1469 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1471 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
1472 object names as libgcc2.c.
1473 * libgcc.S: Use newly defined names.
1475 Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz>
1476 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
1478 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
1479 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
1480 (FLOW_LOOP_LAST_BLOCK): Likewise.
1482 2000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1484 * basic-block.h (struct loop): New fields 'first' and 'last'.
1485 * flow.c (flow_loops_find): Compute loop->first and loop->last.
1486 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
1487 and loop->last to check for NOTE_INSN_LOOP_END.
1489 Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com>
1491 * predict.c (estimate_probability): Use the new FIRST and LAST fields
1492 of the loop descriptor rather than HEADER and LATCH. Also added
1493 missing break statements as well making some coding style modifications
1494 as suggested by Michael Hayes.
1496 2000-01-28 Richard Henderson <rth@cygnus.com>
1498 * flow.c (find_basic_blocks): Remove do_cleanup argument.
1499 Break out that code ...
1500 (cleanup_cfg): ... here.
1501 (commit_one_edge_insertion): Detect a return instruction being
1502 emitted to an edge. Emit a barrier following; clear fallthru.
1503 (commit_edge_insertions): Verify CFG consistency.
1504 * function.c (expand_function_start): Kill unused variable.
1505 (expand_function_end): Likewise.
1506 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
1507 to insert the epilogue.
1509 * gcse.c (gcse_main): Adjust for find_basic_blocks change.
1510 (delete_null_pointer_checks): Likewise.
1511 * output.h: Likewise.
1512 * reg-stack.c (reg_to_stack): Likewise.
1513 * toplev.c (rest_of_compilation): Likewise. Run
1514 thread_prologue_and_epilogue_insns after rebuilding the CFG.
1516 2000-01-28 Richard Henderson <rth@cygnus.com>
1518 * Makefile.in (flow.o): Revert 24 Jan change.
1519 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
1520 FUNCTION_VALUE result to DECL_RESULT's mode.
1522 * haifa-sched.c (schedule_insns): Don't recompute reg info
1525 2000-01-28 Zack Weinberg <zack@wolery.cumb.org>
1527 * configure.in: Make --enable-cpplib the default.
1528 * configure: Regenerate.
1529 * gcc.dg/990119-1.c: No longer expected to fail.
1531 2000-01-28 Bernd Schmidt <bernds@cygnus.co.uk>
1533 * jump.c (jump_optimize_1): Delete an optimization that is also done
1534 by merge_blocks in flow.
1536 2000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1538 * diagnostic.c (build_message_string, output_printf,
1539 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
1540 (build_location_prefix): Fix non-literal format string.
1542 2000-01-27 Richard Henderson <rth@cygnus.com>
1544 * alpha.md (trunctfsf2): New.
1546 2000-01-27 Andrew Hobson <ahobson@eng.mindspring.net>
1548 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
1550 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
1552 * cppinit.c (cpp_handle_option): Recognize C++ comments under
1554 * cpplib.c (skip_block_comment, skip_line_comment): Split code
1556 (skip_comment) ... here. Permit C++ comments in system
1557 headers always. Warn about C++ comments in user code under
1558 -std=gnu89 -pedantic.
1559 (copy_comment): Use skip_comment.
1560 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer
1562 (consider_directive_while_skipping, do_else, do_endif): Call
1563 validate_else unconditionally.
1564 (validate_else): Check CPP_PEDANTIC here. Accept non-comment
1565 text after the conditional in a system header.
1566 * cpplib.h (struct cpp_buffer): Add flag
1567 warned_cplusplus_comments.
1569 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
1571 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
1572 Use unshare_all_rtl_1.
1573 (unshare_all_rtl_again): New function.
1574 (unshare_all_rtl_1): New function split out of unshare_all_rtl.
1576 * function.c (purge_addressof_1): Use unshare_all_rtl_again
1577 rather than resetting the 'used' flags ourself.
1579 * toplev.c (rest_of_compilation): Add current_function_decl
1580 to the unshare_all_rtl call.
1581 * tree.h: Prototype unshare_all_rtl.
1582 * rtl.h: Prototype unshare_all_rtl_again here.
1584 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
1586 * genoutput.c (output_prologue): Include ggc.h in generated
1588 * Makefile.in (insn-output.o): Depends on ggc.h.
1590 2000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au>
1591 Hans-Peter Nilsson <hp@bitrange.com>
1593 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
1594 Remove redundant include of xm-ns32k.h.
1595 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
1596 Remove redundant include of xm-ns32k.h.
1597 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
1598 Remove redundant include of xm-ns32k.h.
1599 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
1601 * ns32k/ns32k.h: Update comment on multiply-add instructions.
1602 (TARGET_SWITCHES): Add documentation strings.
1603 (DWARF_FRAME_REGNUM): Override default definition.
1604 (REG_CLASS_CONTENTS): Add comments.
1605 (SUBSET_P): Format to reduce line length.
1606 (SMALL_REGISTER_CLASSES): Make a run time option.
1607 (GO_IF_NONINDEXED_ADDRESS): Reformat.
1608 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
1609 dereferencing it. Braces to avoid "ambiguous else" were misplaced.
1610 (regclass_map): fix typo in comment.
1611 * ns32k/ns32k.c: Add spaces before parentheses for consistant style.
1612 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
1613 (trace, reg_or_mem_operand): Delete, unused function.
1614 (calc_address_cost): Small offsets are cheaper than large ones.
1615 (expand_block_move): Generate more efficient code when bytes is a
1616 known at compile time.
1617 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
1618 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
1619 instead of reg_or_mem_operand.
1621 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
1622 not general_operand. Similarly use "=rm" or stricter, not "=g".
1623 For input operands, use stricter constraints than "g" if not
1624 general_operand. Similarly use stricter predicate than
1625 "general_operand" when stricter constraints than "g" are present,
1626 except for matching constraints.
1627 (movstrsi): Use "memory_operand" for operands 0 and 1.
1628 (truncsiqi2, truncsihi2, trunchiqi2): Remove.
1629 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
1630 not reg_or_mem_operand.
1631 (udivmoddisi4): Ditto.
1632 Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
1633 Use nonimmediate_operand for operand 3, not register_operand.
1634 (udivmoddiqi4_internal): Use register_operand for operand 1, not
1637 2000-01-27 Fred Fish <fnf@be.com>
1639 * gthr-posix.h: Fix typo; compatibily -> compatibility.
1640 * gthr-single.h: Likewise.
1641 * gthr-solaris.h: Likewise.
1642 * gthr-vxworks.h: Likewise.
1643 * gthr-win32.h: Likewise.
1646 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
1648 * cppinit.c: Add " (cpplib)" to end of string printed by
1651 2000-01-27 Richard Henderson <rth@cygnus.com>
1653 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when
1654 testing for a signed comparison.
1655 (alpha_emit_floatuns): New.
1656 * alpha-protos.h: Declare it.
1657 * alpha.md (floatunsdisf2, floatunsdidf2): New.
1658 (extendsfdf2): Tidy.
1660 2000-01-27 Jakub Jelinek <jakub@redhat.com>
1662 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
1663 no -g option specifying debugging format, default to -gstabs+.
1665 Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1667 * calls.c (special_function_p): New argument fork_or_exec.
1668 (expand_call): When profile_arc_flag is set and the function
1669 is in the fork_or_exec group, call __bb_fork_func first.
1670 * libgcc2.c, _bb module (__bb_fork_func): New function.
1671 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
1673 * config/svr4.h (TARGET_HAS_F_SETLKW): Define.
1674 * tree.h (special_function_p): Update prototype.
1676 2000-01-26 Richard Henderson <rth@cygnus.com>
1678 * alpha.c (alpha_split_tfmode_pair): New.
1679 * alpha-protos.h: Declare it.
1680 * alpha.md (abstf2, negtf2): New.
1681 (movtf insn): Add input G constraint.
1682 (movtf splitter): Use alpha_split_tfmode_pair.
1684 2000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1686 * i386/cygwin.h: PROTO -> PARAMS.
1688 2000-01-26 Jakub Jelinek <jakub@redhat.com>
1690 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
1691 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
1692 using _Qp_cmp/_Q_cmp and testing the return value.
1693 (print_operand): Call reverse_condition_maybe_unordered if
1694 we are handling CCFPmode or CCFPEmode.
1695 Handle ORDERED, UN* and LTGT comparisons.
1696 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
1697 if not TARGET_HARD_QUAD.
1698 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
1699 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
1700 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
1701 Adjust gen_b* calls so that they reflect return comparison of
1702 sparc_emit_float_lib_cmp.
1704 2000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1706 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
1707 incoming operands array is large enough for one more operand.
1708 (alpha_emit_xfloating_arith): Likewise.
1710 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
1712 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
1713 file with one line and no trailing newline.
1714 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
1715 * fixinc/fixtests.c (machine_name_test): Fix fencepost error
1716 checking if the match is on the line.
1717 * fixinc/gnu-regex.c: Provide regerror not __regerror.
1719 2000-01-25 Richard Henderson <rth@cygnus.com>
1721 * sparc.c (output_cbranch): Fix accidental squashing of the
1722 fp branch pre-delay nop.
1724 2000-01-25 Richard Henderson <rth@cygnus.com>
1726 * tree.def (UNNE_EXPR): Remove.
1727 * c-typeck.c (build_binary_op): Don't handle it.
1728 * expr.c (expand_expr, do_jump, do_store_flag): Likewise.
1730 * rtl.def (UNNE): Remove.
1732 * jump.c (reverse_condition): Update accordingly.
1733 (swap_condition): Likewise.
1734 (comparison_dominates_p): Handle unordered comparisons.
1735 (reverse_condition_maybe_unordered): New.
1736 * rtl.h (reverse_condition_maybe_unordered): Declare.
1738 * sparc.c (select_cc_mode): Update for UNNE/LTGT.
1739 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
1740 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
1741 * sparc.md (bltgt): New.
1743 2000-01-25 Nick Clifton <nickc@redhat.com>
1745 * emit-rtl.c (emit_insn): Only check machine class insns for
1746 improper emission of a RETURN.
1748 2000-01-25 Richard Henderson <rth@cygnus.com>
1750 * Makefile.in (flow.o): Depend on $(EXPR_H).
1751 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
1752 duplicate the structure of diddle_return_value for keeping regs live.
1754 2000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1756 * loop.c (current_loop_info): Delete.
1757 (consec_sets_invariant_p): Add loop argument, update callers.
1758 (get_condition_for_loop): Likewise.
1759 (count_nonfixed_reads, update_giv_derive): Likewise.
1760 (simplify_giv_expr, general_induction_var): Likewise.
1761 (consec_sets_giv, recombine_givs): Likewise.
1762 (move_movables): Delete loop_start and loop_end arguments,
1763 add loop argument, and update callers.
1764 (find_mem_givs, check_final_value): Likewise.
1765 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
1766 (loop_invariant_p): Rename from invariant_p, add loop argument, and
1768 (basic_induction_var): Add loop argument, delete loop_level argument,
1770 * unroll.c (iteration_info): Delete loop_start and loop_end arguments,
1771 add loop argument, and update callers.
1772 (find_splittable_regs, find_splittable_givs): Likewise.
1773 (reg_dead_after_loop, loop_find_equiv_value): Likewise.
1774 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
1775 (biv_total_increment): Delete loop_start and loop_end arguments;
1777 (precondition_loop_p): Delete loop_start and loop_info arguments;
1779 * loop.h (get_condition_for_loop): Add loop argument.
1780 (biv_total_increment): Delete loop_start and loop_end arguments.
1781 (precondition_loop_p): Delete loop_start and loop_info arguments;
1783 (final_biv_value): Delete loop_start and loop_end arguments;
1785 (final_giv_value, back_branch_in_range_p): Likewise.
1787 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
1789 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
1791 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
1793 * Makefile.in (c-gperf.h) : Change the "See" pointer to
1794 point to the new "generated_files" doc.
1796 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
1798 * config/fp-bit.c (_unord_f2): Fix typo.
1800 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
1802 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
1803 c-typeck.c, objc/objc-act.c: Remove all references to obstack
1804 functions obsoleted by GC, such as push_obstacks_nochange,
1805 end_temporary_allocation, savealloc, saveable_tree_cons, etc.
1806 and code which existed only to decide whether or not to call
1807 them. Remove now-unused NESTED argument from start_function;
1808 all callers changed. Do not change behavior based on ggc_p.
1809 The use of the ixp_obstack in c-iterate.c and the util_obstack
1810 in objc/objc-act.c remain; these are not obsoleted by garbage
1812 * c-tree.h: Update prototype for start_function.
1814 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
1816 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
1818 * config/mips/mips.md (zero_extendsidi2_internal): Disable for
1821 2000-01-25 Richard Henderson <rth@cygnus.com>
1823 * sparc-protos.h (select_cc_mode): Declare.
1824 * sparc.c (select_cc_mode): New. Handle unordered compares.
1825 (output_cbranch): Always reverse via code change. Handle
1826 unordered compares. Factor tests and string updates.
1827 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
1828 (REVERSIBLE_CC_MODE): Also exclude CCFPmode.
1829 * sparc.md (bunordered, bordered): New.
1830 (bungt, bunlt, buneq, bunge, bunle): New.
1832 2000-01-25 Richard Henderson <rth@cygnus.com>
1834 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
1835 * ggc-common.c (ggc_add_rtx_varray_root): New.
1836 (ggc_mark_rtx_varray): New.
1837 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
1838 functions down below ggc_mark_foo.
1839 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
1841 2000-01-25 Richard Henderson <rth@cygnus.com>
1843 * alpha.c (secondary_reload_class): Don't allocate a secondary
1844 for integral mode memories into FLOAT_REGS. Rearrange the more
1845 complicated memory expression inward.
1847 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
1849 * inclhack.def: Fixes to play nicer with FreeBSD, and
1850 corrections to comments.
1851 (cxx_unready): Add select expression.
1852 (irix_sockaddr): Add bypass expression.
1853 (machine_ansi_h_va_list): New fix.
1854 (stdio_va_list): No need to edit _BSD_VA_LIST_.
1855 Split out addition of "#include <stdarg.h>" to...
1856 (stdio_stdarg_h): ... here.
1857 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
1858 to stdlib.h also. Do not munge _BSD_SIZE_T_.
1859 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected
1861 (ultrix_ifdef): Tighten up select expression.
1863 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
1864 re_ct and max_mach to avoid use of shell. Make printed names
1865 match names in inclhack.def. Use static copyright date.
1866 Don't count c_test and test expressions as requiring regex_t
1867 slots. Add some commentary.
1868 * inclhack.tpl: Do not include the 'This script contains N
1869 fixup scripts' line if PROGRAM is defined. Use static
1872 2000-01-24 Jason Merrill <jason@casey.cygnus.com>
1874 * dwarf2out.c: include "varray.h", not dyn-string.h.
1875 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
1876 (addr_const_to_string, addr_to_string): Lose.
1877 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
1878 (struct dw_val_struct): val_addr is now an rtx.
1879 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
1880 (used_rtx_varray): New varray.
1881 (dwarf2out_init): Initialize it.
1883 (mem_loc_descriptor, add_const_value_attribute): Call it instead of
1885 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
1886 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
1887 * Makefile.in (dwarf2out.o): Update dependencies.
1889 2000-01-24 Richard Henderson <rth@cygnus.com>
1891 * i386.c (i386_dwarf_output_addr_const): New.
1892 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
1894 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
1896 * dwarfout.c (output_mem_loc_descriptor): Likewise.
1897 * i386.c (i386_simplify_dwarf_addr): New.
1898 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
1900 Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com>
1902 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if
1903 TYPE_STUB_DECL is NULL.
1905 2000-01-24 Richard Henderson <rth@cygnus.com>
1907 * builtins.c (expand_tree_builtin): Move ...
1908 * c-common.c (expand_tree_builtin): ... here.
1910 2000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1912 * loop.h (LOOP_INFO): New accessor macro.
1913 * basic-block.h (struct loop): Rename field `info' to `aux'.
1914 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
1915 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
1916 * unroll.c (loop_iterations, unroll_loop): Likewise.
1918 2000-01-24 Christopher Faylor <cgf@cygnus.com>
1920 * config/i386/t-cygwin: Accomodate new winsup directory layout
1921 when searching for include files.
1923 2000-01-24 Richard Henderson <rth@cygnus.com>
1925 * rtl.def: Add unordered fp comparisions.
1926 * tree.def: Likewise.
1927 * tree.h: Add ISO C 9x unordered fp comparision builtins.
1929 * builtins.c (expand_tree_builtin): New function.
1930 * c-typeck.c (build_function_call): Use it.
1931 (build_binary_op): Support unordered compares.
1932 * c-common.c (c_common_nodes_and_builtins): Add unordered compares.
1934 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
1935 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
1936 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
1937 (record_jump_equiv): Handle reverse_condition returning UNKNOWN.
1938 * jump.c (reverse_condition): Don't abort for UNLE etc, but
1940 (swap_condition): Handle unordered compares.
1941 (thread_jumps): Check can_reverse before reversing.
1942 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
1945 * optabs.c (can_compare_p): New argument CODE. Verify branch or
1946 setcc is present before acking for cmp_optab. Update all callers.
1947 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
1948 * expmed.c (do_cmp_and_jump): Update for can_compare_p.
1949 * expr.c (expand_expr): Likewise. Support unordered compares.
1950 (do_jump, do_store_flag): Likewise.
1951 * expr.h (enum libfunc_index): Add unordered compares.
1953 * Makefile.in (FPBIT_FUNCS): Add _unord_sf.
1954 (DPBIT_FUNCS): Add _unord_df.
1955 * config/fp-bit.c (_unord_f2): New.
1956 * fp-test.c (main): Try unordered compare builtins.
1958 * alpha-protos.h (alpha_fp_comparison_operator): Declare.
1959 * alpha.c (alpha_comparison_operator): Check mode properly.
1960 (alpha_swapped_comparison_operator): Likewise.
1961 (signed_comparison_operator): Likewise.
1962 (alpha_fp_comparison_operator): New.
1963 (alpha_emit_conditional_branch): Handle unordered compares.
1964 * alpha.h (PREDICATE_CODES): Update.
1965 * alpha.md (fp compares): Use alpha_fp_comparison_operator.
1966 (bunordered, bordered): New.
1968 2000-01-24 Richard Henderson <rth@cygnus.com>
1970 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
1971 * alpha.md (movtf): New expander, insn, and splitter.
1973 Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz>
1975 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
1978 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
1980 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
1981 (FIXED_REGISTERS, CALL_USED_REGISTERS,
1982 REG_ALLOC_ORDER): Add frame pointer
1983 (FRAME_POINTER_REGNUM): Set to 20
1984 (HARD_FRAME_POINTER_REGNUM): New macro.
1985 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
1986 to HARD_FRAME_POINTER.
1987 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
1988 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
1989 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
1990 (HI_REGISTER_NAMES): Add "frame".
1991 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
1992 (debug_reg): Handle FRAME_POINTER_REGNUM.
1993 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
1994 GENERAL_REGS and INDEX_REGS.
1995 * i386.c (SAVED_REGS_FIRST): new macro.
1996 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
1997 (ix86_decompose_address, memory_address_length): Likewise.
1998 (regclass_map): Add frame pointer.
1999 (call_insn_operand): Handle frame_pointer_rtx.
2000 (reg_no_sp_operand): Likewise.
2001 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
2002 (print_operand, legitimize_pic_address): Fix formating.
2003 (ix86_compute_frame_size): Make static, update prototype, new
2004 parameters padding1, padding2, use ix86_nsaved_regs, use
2005 stack_alignment_needed.
2006 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
2007 to HARD_FRAME_POINTER_REGNUM conversions.
2008 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
2009 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
2010 (print_reg): Abort on FRAME_POINTER_REGNUM
2012 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
2014 * i386.h (PREDICATE_CODES): Add aligned_operand.
2015 * i386.c (aligned_operand): New function.
2016 (ix86_aligned_p): Kill.
2017 * i386.md (movhi_1): Emit mov for aligned operands.
2018 (promoting peep2s): Use aligned_operand.
2020 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
2022 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
2023 expression to allow underscores in macro names.
2024 (fix_char_macro_defines): Increment scanning pointer.
2026 2000-01-23 Richard Henderson <rth@cygnus.com>
2028 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
2029 * alpha/osf5.h: New file.
2030 * configure.in (alpha-*-osf5): Add it to tm_file.
2032 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
2034 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
2035 (alpha_emit_xfloating_cvt, function_arg): Declare.
2036 * alpha.c (alpha_emit_conditional_branch): Call
2037 alpha_emit_xfloating_compare for TFmode compares.
2038 (alpha_lookup_xfloating_lib_func): New.
2039 (alpha_compute_xfloating_mode_arg): New.
2040 (alpha_emit_xfloating_libcall): New.
2041 (alpha_emit_xfloating_arith): New.
2042 (alpha_emit_xfloating_compare): New.
2043 (alpha_emit_xfloating_cvt): New.
2044 (print_operand): Add default abort case.
2045 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
2046 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
2047 (BIGGEST_ALIGNMENT): Increase to 128 bits.
2048 (RETURN_IN_MEMORY): True for TF/TCmode.
2049 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
2050 (FUNCTION_ARG): Move to function_arg.
2051 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
2052 (ASM_OUTPUT_LONG_DOUBLE): New.
2053 (ASM_OUTPUT_DOUBLE): Always output bits.
2054 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
2055 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
2056 (extenddftf2, trunctfdf2): New.
2058 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2060 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
2061 * config/sparc/sol2.h: ... here.
2063 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2065 * basic-block.h (struct loops): New field `levels'.
2066 * flow.c (flow_loops_level_compute): Traverse all outer loops.
2067 (flow_loop_level_compute): Initialise level to 1.
2068 (flow_loops_find): Set loops->levels.
2069 (flow_loops_dump): Print loops->levels.
2071 2000-01-23 Richard Henderson <rth@cygnus.com>
2073 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
2074 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
2076 2000-01-23 Richard Henderson <rth@cygnus.com>
2078 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
2079 * i386.h (DBX_REGISTER_NUMBER): Use them.
2080 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
2081 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
2082 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
2083 * i386/sequent.h: Kill incorrect comment.
2085 2000-01-23 Mark Mitchell <mark@codesourcery.com>
2087 * ggc-page.c (struct page_entry): Make `context_depth' an
2089 (struct globals): Likewise.
2091 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
2093 * loop.c (check_dbra_loop): When checking a loop for
2094 reversability, check the source of any stores to ensure
2095 they don't depend on an initial value.
2097 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2099 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
2101 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
2103 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
2104 'pz_scan' into scope of entire function. Only affects
2105 compiles with -DDEBUG.
2107 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
2109 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
2110 section naming to that prior to 2000-01-07 patch.
2111 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
2112 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
2113 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
2114 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
2115 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
2117 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
2119 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
2122 2000-01-21 Jim Wilson <wilson@cygnus.com>
2124 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
2125 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
2127 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
2129 * cpphash.c (change_newlines): Delete function.
2130 (struct argdata): Delete 'newlines' and 'use_count' fields.
2131 (macroexpand): Remove code referencing those fields.
2133 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2135 * loop.c (loops_info): New variable.
2136 (loop_optimize): Allocate loops->array and free it on exit.
2137 Allocate memory for loops_info and assign to each loop,
2139 (find_and_verify_loops): Do not allocate loops->array.
2141 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
2143 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
2145 2000-01-21 Jakub Jelinek <jakub@redhat.com>
2147 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
2148 pseudos if expanded after first flow.
2149 (movdi_pic_label_ref): Likewise.
2151 2000-01-20 Richard Henderson <rth@cygnus.com>
2153 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
2155 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
2157 * Makefile.in (fixinc.sh): Depend on specs.
2158 * fixinc/Makefile.in: Add rule to create machname.h.
2159 (fixlib.o): Depend on machname.h.
2160 * fixinc/fixtests.c (machine_name): New test.
2161 * fixinc/fixfixes.c (machine_name): New fix.
2162 * fixinc/fixlib.c (mn_get_regexps): New helper function for
2163 the machine_name test and fix.
2164 * fixinc/fixlib.h: Prototype it.
2165 * fixinc/inclhack.def (machine_name): Use the C test and fix.
2166 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
2168 * gcc.c (do_spec_1) [case P]: Take care not to create
2169 identifiers with three leading or trailing underscores.
2171 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
2172 (fixincl): Don't specify libraries twice on link line.
2173 (gnu-regex.o): Remove special rule.
2174 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
2175 defined by config.h. Do not define _REGEX_RE_COMP.
2176 (regcomp): Allocate and initialize a fastmap.
2177 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
2179 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
2181 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
2183 2000-01-19 Richard Henderson <rth@cygnus.com>
2185 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
2186 arguments with BB. Update all callers. Tidy line wrapping.
2188 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
2190 * emit-rtl.c (try_split): Return last_insn if we split the
2193 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
2195 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
2196 (ix86_initial_elimination_offset): Declare.
2197 * i386.c (ix86_nsaved_regs): Break out from ...
2198 (ix86_can_use_return_insn_p): ... here.
2199 (ix86_emit_save_regs): Break out from ...
2200 (ix86_expand_prologue): ... here.
2201 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
2203 (ix86_expand_epilogue): ... here.
2204 (ix86_compute_frame_size): Make static, add prototype.
2205 (ix86_initial_elimination_offset): Break out from ...
2206 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
2208 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2210 * recog.h (OUT_FCN): Delete.
2212 * vax.md: Call `get_insn_template' instead of OUT_FCN.
2214 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2216 * cppalloc.c: PROTO -> PARAMS.
2217 * cpperror.c: Likewise.
2218 * cppfiles.c: Likewise.
2219 * cpplib.c: Likewise.
2220 * cpplib.h: Likewise.
2222 * config/arm/arm-protos.h: PROTO -> PARAMS.
2223 * config/arm/arm.c: Likewise.
2224 * config/c4x/c4x.c: Likewise.
2225 * config/fr30/fr30-protos.h: Likewise.
2226 * config/nextstep.c: Likewise.
2227 * config/pa/pa.c: Likewise.
2228 * config/pj/pj.c: Likewise.
2229 * config/rs6000/rs6000.c: Likewise.
2230 * config/v850/v850-protos.h: Likewise.
2231 * config/v850/v850.c: Likewise.
2233 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2235 * i370-protos.h: New file.
2237 * i370.c: Include tm_p.h. Fix compile time warnings.
2239 * i370.h: Move prototypes to i370-protos.h. Fix compile time
2242 * i370.md: Likewise.
2244 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2246 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
2247 (target_isinf, target_isnan, eisnan): Mark parameter with
2249 (eiisinf): Wrap in INFINITY.
2250 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
2251 (ibmtoe): Remove unused variable `rndsav'.
2253 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2255 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
2256 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
2258 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
2260 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
2261 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
2262 (fix_char_macro_defines, fix_char_macro_uses): New functions.
2264 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
2265 Recognize Emacs mode markers also.
2266 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
2267 C++ comments in C++ headers. Call is_cxx_header only if
2270 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
2272 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
2273 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
2274 ... these, which use the new C fixes.
2275 (math_exception): Escape literal '+' in bypass expression.
2277 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
2280 2000-01-19 Geoff Keating <geoffk@cygnus.com>
2282 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
2285 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2287 * loop.c (loop_optimize): Allocate loop_info structure for each loop
2288 prior to calling scan_loop.
2290 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2292 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
2293 (split_branches, calc_live_regs): Likewise.
2295 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2297 * sh.md (fpu_single, fp_mode): New attributes.
2299 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2301 * loop.c (current_loop_info): Renamed from loop_info_data
2302 and changed to a pointer.
2303 (loop_optimize): Allocate loop_info structure for each loop
2304 and initialise to zero.
2305 (scan_loop): Set current_loop_info.
2307 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
2310 2000-01-19 Richard Henderson <rth@cygnus.com>
2312 * stupid.c: Die die die.
2313 * Makefile.in (OBJS): Remove stupid.o.
2314 (stupid.o): Likewise.
2316 * except.c (emit_eh_context): Don't emit USEs for stupid.
2317 * explow.c (probe_stack_range): Likewise.
2318 * flags.h (obey_regdecls): Remove.
2319 * flow.c (find_basic_blocks): Don't run try_merge_blocks
2320 when not optimizing.
2321 (life_analysis): Limit data collection when not optimizing.
2322 (mark_regs_live_at_end): Always mark the return value registers.
2323 (mark_used_regs): Remove dummy RETURN case.
2324 (print_rtl_with_bb): Don't consult obey_regdecls.
2325 * function.c (use_variable, use_variable_after): Remove.
2326 (assign_parms): Consult optimize not obey_regdecls.
2327 (expand_function_start): Don't emit USEs for stupid.
2328 (expand_function_end): Likewise.
2329 * global.c (build_insn_chain): Export.
2330 * integrate.c (expand_inline_function): Kill return-value USE
2332 * jump.c (jump_optimize_1): Do simple jump optimizations and
2333 dead code elimination.
2334 (calculate_can_reach_end): Remove check_deleted argument.
2335 (delete_insn): Patch out insns even when not optimizing.
2336 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
2337 * rtl.h (use_variable, use_variable_after): Remove declarations.
2338 (build_insn_chain): Declare.
2339 * stmt.c (expand_value_return): Don't emit USEs for stupid.
2340 (expand_end_bindings): Likewise.
2341 (expand_decl): Likewise. Consult optimize not obey_regdecls.
2342 * toplev.c (obey_regdecls): Remove.
2343 (rest_of_compilation): Don't set it. Kill stupid in favour of
2344 flow1, local-alloc, and reload.
2345 (main): Don't set obey_regdecls.
2347 * config/nextstep.c (handle_pragma): Likewise.
2349 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
2351 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
2353 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2355 * alpha-protos.h: PROTO -> PARAMS.
2356 * alpha.c: Likewise.
2358 * h8300.c: Likewise.
2359 * i386-protos.h: Likewise.
2361 * m32r-protos.h: Likewise.
2364 * mips.md: Likewise.
2365 * gmon-sol2.c: Likewise.
2366 * sparc.c: Likewise.
2368 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2370 * ns32k-protos.h: New file.
2372 * ns32k.c: Fix compile time warnings.
2374 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
2377 * ns32k.md: Likewise.
2379 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2381 * vax-protos.h: New file.
2383 * vax.c: Fix compile time warnings.
2385 * vax.h: Move prototypes to vax-protos.h. Fix compile time
2390 * vaxv.md: Likewise.
2392 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2394 * romp-protos.h: New file.
2396 * romp.c: Fix compile time warnings.
2398 * romp.h: Move prototypes to romp-protos.h. Fix compile time
2401 * romp.md: Likewise.
2403 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2405 * we32k-protos.h: New file.
2407 * we32k.c: Fix compile time warnings.
2409 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
2412 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2414 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2416 * except.c (eh_regs): Likewise.
2418 * final.c (output_operand): Likewise.
2420 * fold-const.c (target_isinf, target_isnan): Likewise.
2422 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
2424 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
2425 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
2427 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
2429 (clrstrsi): Rewrite.
2430 (strsethi, strsetqi): New expanders.
2431 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
2432 (cmpstrsi): Emit compare insn before cmpstrsi_1
2433 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
2434 (strlensi_1): Likewise.
2435 (cmpstrsi_1): Likewise; do not output compare.
2436 (strlen expander): Do not unroll when optimizing for size.
2437 (*subsi3_carry): Rename to subsi3_carry
2438 (addqi3_cc): New pattern.
2439 * i386.h (processor_costs): Add move_ratio field.
2440 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
2441 * i386.c (*_cost): Set move_ratio.
2442 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
2443 (x86_expand_strlensi_1): Rewrite the main loop.
2445 2000-01-17 Richard Henderson <rth@cygnus.com>
2447 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
2448 * cse.c (find_comparison_args, fold_rtx): Likewise.
2449 * integrate.c (subst_constants): Likewise.
2450 * loop.c (get_condition): Likewise.
2452 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
2454 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
2456 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2458 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
2459 (RESTORE_WARN_FLAGS): Unpack it.
2460 Change semantic type of extension to ttype.
2461 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
2462 * c-parse.y, c-parse.c, objc/objc-parse.y,
2463 objc/objc-parse.c: Regenerate.
2465 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
2467 * fixinc/fixlib.c: Add copyright notice.
2468 (compile_re): New function.
2469 * fixinc/fixlib.h: Prototype compile_re.
2471 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
2472 Use compile_re to compile regular expressions.
2474 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
2475 where the pattern matched.
2477 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
2479 (ultrix_ansi_compat): Likewise.
2480 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
2482 (interactv_add2, interactv_add3): Delete.
2483 (x11_sprintf): Don't use filename glob.
2484 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
2487 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2489 * print-rtl.c: PROTO -> PARAMS.
2491 * reg-stack.c: Likewise.
2492 * resource.c: Likewise.
2493 * sdbout.h: Likewise.
2494 * simplify-rtx.c: Likewise.
2495 * stor-layout.c: Likewise.
2496 * stupid.c: Likewise.
2497 * xcoffout.c: Likewise.
2498 * xcoffout.h: Likewise.
2500 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2502 * toplev.c: PROTO -> PARAMS.
2503 * toplev.h: Likewise.
2506 * unroll.c: Likewise.
2507 * varasm.c: Likewise.
2508 * varray.c: Likewise.
2509 * varray.h: Likewise.
2511 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2513 * reload.c: PROTO -> PARAMS.
2514 * reload.h: Likewise.
2515 * reload1.c: Likewise.
2516 * reorg.c: Likewise.
2517 * resource.h: Likewise.
2520 * rtlanal.c: Likewise.
2521 * sbitmap.h: Likewise.
2522 * sdbout.c: Likewise.
2523 * stack.h: Likewise.
2525 * system.h: Likewise.
2527 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2529 * machmode.h: PROTO -> PARAMS.
2530 * mbchar.h: Likewise.
2531 * mips-tdump.c: Likewise.
2532 * mips-tfile.c: Likewise.
2533 * optabs.c: Likewise.
2534 * output.h: Likewise.
2535 * prefix.c: Likewise.
2536 * profile.c: Likewise.
2537 * protoize.c: Likewise.
2539 * recog.c: Likewise.
2540 * recog.h: Likewise.
2541 * regclass.c: Likewise.
2542 * regmove.c: Likewise.
2545 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2547 * ggc-common.c: PROTO -> PARAMS.
2548 * ggc-page.c: Likewise.
2549 * ggc-simple.c: Likewise.
2551 * global.c: Likewise.
2552 * graph.c: Likewise.
2553 * gthr-win32.h: Likewise.
2554 * haifa-sched.c: Likewise.
2555 * halfpic.h: Likewise.
2556 * integrate.c: Likewise.
2557 * integrate.h: Likewise.
2560 * local-alloc.c: Likewise.
2564 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2566 * genattr.c: PROTO -> PARAMS.
2567 * genattrtab.c: Likewise.
2568 * gencheck.c: Likewise.
2569 * gencodes.c: Likewise.
2570 * genconfig.c: Likewise.
2571 * genemit.c: Likewise.
2572 * genextract.c: Likewise.
2573 * genflags.c: Likewise.
2574 * gengenrtl.c: Likewise.
2575 * genopinit.c: Likewise.
2576 * genoutput.c: Likewise.
2577 * genpeep.c: Likewise.
2578 * genrecog.c: Likewise.
2580 2000-01-16 Mark Mitchell <mark@codesourcery.com>
2582 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
2584 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2586 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
2587 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
2588 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
2589 * configure, config.in: Rebuilt.
2591 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
2593 * config/i386/i386.md: Add peephole to merge successive stack
2596 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
2598 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
2599 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
2600 when walking backwards to find all the parameter loads when
2601 the basic block ends in a call.
2603 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2605 * loop.c (this_loop_info): Delete.
2606 (uid_loop): Add in place of uid_loop_num. All uses updated.
2607 (loop_number_exit_count): Delete and replace with entry in loop
2608 structure. All uses updated.
2609 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
2610 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
2611 (loop_outer_loop): Likewise.
2612 (loop_invalid, loop_number_exit_labels): Likewise.
2613 (loop_used_count_register): Delete and replace with entry in
2614 loop_info structure.
2615 (find_and_verify_loops): Add loops argument.
2616 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
2617 loop_end, etc. arguments with loop structure pointer. All callers
2619 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
2620 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
2621 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
2622 (insert_bct): Likewise.
2623 (basic_induction_var): New argument level.
2624 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
2625 vtop, and cont. Add used_count_register.
2626 (uid_loop): Delete declaration.
2627 (loop_number_exit_count): Likewise.
2628 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
2629 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
2630 (loop_outer_loop, loop_used_count_register): Likewise.
2631 (loop_invalid, loop_number_exit_labels): Likewise.
2632 (unroll_loop): Replace loop_start and loop_end arguments
2633 with loop structure pointer.
2634 (loop_precondition_p, loop_iterations): Likewise.
2635 Include basic-block.h.
2636 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
2637 with loop structure pointer.
2638 (loop_precondition_p, loop_iterations): Likewise.
2639 * basic-block.h (struct loop): New entries vtop, cont,
2640 cont_dominator, start, end, top, scan_start, exit_labels,
2642 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
2644 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2646 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
2648 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
2650 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
2652 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2654 * pdp11-protos.h: New file.
2656 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
2659 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
2662 * pdp11.md: Likewise.
2666 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2668 * mn10300-protos.h: New file.
2670 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
2673 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
2676 * mn10300.md: Likewise.
2678 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2680 * mn10200-protos.h: New file.
2682 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
2685 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
2688 * mn10200.md: Likewise.
2690 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2692 * h8300-protos.h: New file.
2694 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
2697 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
2700 * h8300.md: Likewise.
2702 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2704 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
2705 (asm_emit_uninitialised): Likewise.
2707 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
2709 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
2710 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
2712 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
2714 * config/mips/mips.c (override_options): Don't turn on extra
2715 alignment for mips16.
2717 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
2719 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
2720 eabi, and make sure queued POSTINCREMENT rtl is emitted at
2723 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
2725 * builtins.c (PAD_VARARGS_DOWN): Define.
2726 (std_expand_builtin_va_arg): Use the above macro.
2727 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
2728 * tm.texi (Register Arguments): Document the above macro.
2730 2000-01-14 Nick Clifton <nickc@cygnus.com>
2732 * emit-rtl.c (emit_insn): If checking is enabled, make sure
2733 that this function has not been used to emit a jump
2736 * jump.c (return_jump_1): Cope with being passed a null rtx.
2738 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2740 * eh-common.h: PROTO -> PARAMS.
2741 * emit-rtl.c: Likewise.
2742 * errors.c: Likewise.
2743 * errors.h: Likewise.
2744 * except.c: Likewise.
2745 * except.h: Likewise.
2746 * explow.c: Likewise.
2747 * expmed.c: Likewise.
2750 * final.c: Likewise.
2751 * fix-header.c: Likewise.
2753 * fold-const.c: Likewise.
2754 * function.c: Likewise.
2755 * function.h: Likewise.
2757 * gcov-io.h: Likewise.
2761 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2763 * sh-protos.h: New file.
2765 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
2766 Add static prototypes. Fix compile time warnings.
2768 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
2772 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2774 * arc-protos.h: New file.
2776 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
2779 * arc.h: Move prototypes to arc-protos.h. Fix compile time
2784 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2786 * dsp16xx-protos.h: New file.
2788 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
2791 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
2794 * dsp16xx.md: Likewise.
2796 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2798 * convex-protos.h: New file.
2800 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
2803 * convex.h: Move prototypes to convex-protos.h. Fix compile time
2806 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2808 * elxsi-protos.h: New file.
2810 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
2813 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
2816 * elxsi.md: Likewise.
2818 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
2820 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
2821 case for moving from HI/LO/HI_LO_REG. This makes the behavior
2822 match the comment for MIPS16.
2824 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
2826 * flow.c (split_edge): Do not call set_block_for_insn if we
2827 do not have a basic_block_for_insn structure.
2829 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
2830 and destination functions are 32bit aligned within the trampoline.
2831 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
2832 (TRAMPOLINE_ALIGNMENT): Define.
2834 * cse.c (cse_insn): When changing (set (pc) (reg)) to
2835 (set (pc) (label_ref)), verify the change creates a valid insn.
2837 * fr30.c (call_operand): Tighten and rework to match rules for
2838 call RTL expressions.
2839 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
2840 * fr30.md (call patterns): Improve constraints.
2842 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
2844 * fr30.c (fr30_expand_epilogue): Revert last change.
2845 Use emit_jump_insn for the return insn.
2847 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
2848 Stan Cox <scox@cygnus.com>
2850 * predict.c: New file. Preliminary infrastructure work for static
2851 branch prediction and basic block reordering.
2852 * basic-block.h: Add prototype for estimate_probability.
2853 * Makefile.in: Add rules for predict.o.
2855 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
2857 * fixincludes (va_list): Use __not_va_list__ for the dummy.
2858 * fixinc/*: Likewise.
2860 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2862 * cccp.c: PROTO -> PARAMS.
2864 * collect2.c: Likewise.
2865 * combine.c: Likewise.
2866 * convert.h: Likewise.
2868 * dbxout.c: Likewise.
2869 * dbxout.h: Likewise.
2870 * diagnostic.c: Likewise.
2871 * doprint.c: Likewise.
2872 * dwarf2out.c: Likewise.
2873 * dwarf2out.h: Likewise.
2874 * dwarfout.c: Likewise.
2875 * dwarfout.h: Likewise.
2876 * dyn-string.h: Likewise.
2878 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2880 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
2881 macro conditionals guarding use.
2883 * dwarf2out.c: Include "tm_p.h".
2885 * function.c (locate_and_pad_parm): Mark parameter with
2887 (expand_function_end): Likewise for variable `context'.
2889 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
2891 2000-01-13 Nick Clifton <nickc@cygnus.com>
2893 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
2894 register to prevent compile time warnings.
2896 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
2898 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
2899 to avoid -Wtraditional warning.
2901 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2903 * 1750a-protos.h: New file.
2905 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
2908 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
2911 * 1750a.md: Likewise.
2913 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2915 * a29k-protos.h: New file.
2917 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
2920 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
2923 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2925 * clipper-protos.h: New file.
2927 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
2930 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
2933 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2935 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
2937 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
2939 * configure.in (--enable-new-gxx-abi): New option.
2940 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
2941 * Makefile.in (GXX_ABI_FLAG): New variable.
2942 * configure: Regenerate.
2944 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2946 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
2947 * tm.texi (FORCE_STRUCT_BLK): Document.
2948 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
2950 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
2952 * config/ns32k/ns32k.md: Revert Jan 9 change.
2954 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
2955 to a mode-test, if the predicate is address_operand.
2957 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
2959 * combine.c (if_then_else_cond): Be careful about what kinds
2960 of RTL expressions are passed to operand_subword.
2962 * flow.c (split_edge): If we have to insert a new jump, make
2963 sure to associate it with a basic block.
2965 * flow.c (commit_one_edge_insertion): A block with one successor
2966 can end in a JUMP_INSN that is not a simplejump.
2968 2000-01-12 Robert Lipe <robertl@sco.com>
2970 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
2971 (BUILD_VA_LIST_TYPE): Define.
2972 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
2975 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
2977 * cccp.c (do_pragma): Add cast to (char *).
2979 2000-01-12 Richard Henderson <rth@cygnus.com>
2980 Fred Fish <fnf@be.com>
2981 Jason Merrill <jason@cygnus.com>
2983 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
2984 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
2985 * i386/beos-elf.h, i386/beos-pe.h: New files.
2987 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
2988 * cross-make (SYSTEM_HEADER_DIR): Define using
2989 CROSS_SYSTEM_HEADER_DIR.
2991 * gcc.c (LIBRARY_PATH_ENV): Provide default.
2992 (process_command): Use it.
2993 (main): Likewise. Kill trailing = from env vars.
2994 (build_search_list): Put it back.
2995 * collect2.c (main): Use LIBRARY_PATH_ENV.
2997 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
2998 * toplev.c: Use NEED_DECLARATION_ENVIRON.
3000 * tm.texi (Frame Layout): Document SMALL_STACK.
3001 * c-common.c (c_common_nodes_and_builtins): Check it.
3003 * system.h: Undef alloca after including glibc's <stdlib.h>,
3004 if USE_C_ALLOCA is defined.
3006 * gcc.c (set_input): New fn.
3007 (main): After all input files are compiled, reset the input file
3010 * aclocal.m4 (rindex, index): If already defined, don't attempt
3013 * ginclude/varargs.h: (__va_list__): Define ifndef.
3014 * ginclude/stdarg.h: Likewise.
3016 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
3017 instead of unsigned char.
3019 * hash.h (true, false, boolean): Undef before enum.
3021 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
3022 proper type of "HOST_WIDE_INT *", rather than their natural type of
3023 "unsigned HOST_WIDE_INT *".
3025 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3027 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
3029 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
3031 * regclass.c (choose_hard_reg_mode): Likewise.
3033 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
3035 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
3037 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3039 * c-common.c: PROTO -> PARAMS.
3040 * c-common.h: Likewise.
3041 * c-decl.c: Likewise.
3042 * c-iterate.c: Likewise.
3043 * c-lang.c: Likewise.
3044 * c-lex.c: Likewise.
3045 * c-lex.h: Likewise.
3046 * c-parse.in: Likewise.
3047 * c-pragma.c: Likewise.
3048 * c-pragma.h: Likewise.
3049 * c-tree.h: Likewise.
3050 * c-typeck.c: Likewise.
3051 * objc/objc-act.c: Likewise.
3052 * objc/objc-act.h: Likewise.
3054 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3056 * m88k-protos.h: New file.
3058 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
3061 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
3063 * m88k.md: Likewise.
3065 * tekXD88.h: Likewise.
3067 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3069 * m68k-protos.h: New file.
3071 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
3074 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
3076 * mot3300.h: Likewise.
3078 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
3080 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
3082 (extract_bitlist): Declare bitlen.
3084 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
3086 * cccp.c: Accept and ignore -lang-fortran.
3088 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
3089 qualifiers don't match at any level of pointerness.
3091 2000-01-12 Robert Lipe <robertl@sco.com>
3093 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
3095 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
3097 * reload1.c (reload_reg_unavailable): New static variable.
3098 (reload_reg_free_p): Test it.
3099 (reload_reg_free_for_value_p): Test it instead of
3101 (choose_reload_regs_init): Compute it.
3103 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
3105 * reorg.c (fill_slots_from_thread): Check modified_in_p
3108 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
3110 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
3111 these nodes even if INTERNALS is not set.
3113 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
3115 * gcse.c (delete_null_pointer_checks_1): Cope when
3116 get_condition cannot determine the condition.
3118 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
3120 * toplev.h (set_message_length): Declare.
3122 * diagnostic.c (obstack_chunk_alloc): Define macro.
3123 (obstack_chunk_free): Likewise.
3124 (struct output_buffer): New data structure.
3126 (output_maximum_width): New variable.
3127 (doing_line_wrapping, set_message_length, init_output_buffer,
3128 get_output_prefix, output_space_left, emit_output_prefix,
3129 output_newline, output_append, output_puts, dump_output,
3130 vbuild_message_string, build_message_string, build_location_prefix,
3131 voutput_notice, output_printf, line_wrapper_printf,
3132 vline_wrapper_message_with_location): New functions. Implement
3133 automatic line wrapping.
3134 (v_message_with_decl): Make it handle automatic line wrapping.
3135 (v_error_with_file_and_line): Likewise.
3136 (v_warning_with_file_and_line): Likewise.
3137 (announce_function): Likewise.
3138 (default_print_error_function): Likewise.
3140 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
3142 * cpplib.h (struct cpp_options): Change lang_asm to char.
3144 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
3145 done in cpp_handle_option now.
3146 (initialize_builtins): Take out special case code used only by
3148 (cpp_handle_option): Turn off trigraphs and trigraph warnings
3149 if -traditional. Recognize -lang-fortran and set
3150 lang_fortran, also turn off cplusplus_comments.
3151 (print_help): Document -lang-fortran.
3152 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
3153 lang_asm. Ignore all directives other than `# 123 "file"' if
3155 (cpp_get_token): If -traditional, don't recognize directives
3156 unless the # is in column 1.
3157 (parse_string): If lang_fortran or lang_asm, silently
3158 terminate strings ('' or "") at end of line.
3159 Remove unnecessary braces.
3161 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3162 Richard Henderson <rth@cygnus.com>
3164 * resource.c (mark_referenced_resources): Mark a set strict_low_part
3166 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
3167 strict_low_part when possible.
3169 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3171 * alias.c: PROTO -> PARAMS.
3172 * basic-block.h: Likewise.
3173 * bitmap.c: Likewise.
3174 * bitmap.h: Likewise.
3175 * builtins.c: Likewise.
3176 * c-aux-info.c: Likewise.
3177 * caller-save.c: Likewise.
3178 * calls.c: Likewise.
3180 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3182 * Makefile.in (toplev.o): Depend on regs.h.
3184 * output.h (tdesc_section): Prototype.
3186 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
3188 * sdbout.c: Include "tm_p.h".
3190 * toplev.c: Include "regs.h".
3192 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
3194 * unroll.c (unroll_loop): Add EH support.
3196 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3198 * pa-protos.h: New file.
3200 * pa.c: Include recog.h and tm_p.h.
3201 (compute_zdepwi_operands, compute_movstrsi_length,
3202 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
3203 find_addr_reg, import_milli): Add static prototypes.
3204 (pa_cpu_string, pa_arch_string): Constify a char*.
3205 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
3206 (read_only_operand): Add argument `mode'.
3207 (singlemove_string, output_move_double, output_fp_move_double,
3208 output_block_move, output_and, output_ior, output_ascii,
3209 remove_useless_addtr_insns, milli_names, output_mul_insn,
3210 output_div_insn, output_mod_insn, output_arg_descriptor,
3211 output_cbranch, output_bb, output_bvb, output_dbra, ,
3212 output_millicode_call, output_call, hppa_encode_label,
3213 output_parallel_movb, output_parallel_addb): Constify a char*.
3214 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
3215 (output_parallel_addb): Remove extra arg to `constrain_operands'
3217 * pa.h: Move all prototypes to pa-protos.h.
3218 (pa_cpu_string, pa_arch_string): Constify a char*.
3219 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
3221 * pa.md: Call `function_label_operand' with mode argument.
3222 Likewise for `read_only_operand'.
3223 Fix nesting of parens in call to `symbolic_operand'.
3225 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3227 * i860-protos.h: New file.
3229 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
3232 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
3234 * i860.md: Likewise.
3236 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
3238 * i386.md (movstrsi expander): Rewrite.
3239 (movstrsi_1 insn): Deleted.
3240 (strmovhi, strmovqi expander): New expanders.
3241 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
3242 * i386.c (x86_single_stringop): New global variable.
3243 * i386.h (x86_single_stringop): Declare.
3244 (TARGET_SINGLE_STRINGOP): New macro.
3246 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
3248 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
3249 integer vararg POSTINCREMENT before the destination of the jump
3250 for the hard fp case.
3251 (function_arg_pass_by_reference): Pass a copy of CUM to
3254 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
3255 for CONSTANT_ADDRESS_P above while loop for subreg.
3257 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
3259 * flow.c (propagate_block): When a prologue/epilogue insn
3260 is marked dead, unconditionally clear libcall_is_dead and
3261 insn_is_dead, and only dump rtl if warnings aren't being
3264 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
3266 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
3267 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
3268 (FIXED_REGISTERS): Set dirflag as fixed.
3269 (CALL_USED_REGISTERS): Set dirflag as used.
3270 (REG_ALLOC_ORDER): Set dirflag as last one.
3271 (DIRFLAG_REG): New macro.
3272 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
3273 (HI_REGISTER_NAMES): Add dirflag.
3274 (DEBUF_PRINT_REG): Handle dirflag.
3275 * i386.md (type attribute): New cld and str types.
3276 (length_opcode attribute): Set cld and str to 1.
3277 (memory attribute): Set str to unknown - it is not clear from the
3279 (pent_np function unit): Prefixed string operations takes 12 cycles
3280 minimally; cld takes 2 cycles.
3281 (ppro_uops attribute): Str is "many" and cld is "few".
3282 (ppro_p0 unit): Handle cld here.
3283 (k6_alux unit): Handle cld and str types.
3284 (k6_load unit): It is ocupied by str opcodes.
3285 (k6_store unit): It is ocupied by str opcodes.
3286 (athlon_decode): Str is vector decoded.
3287 (athlon_ieu): Handle str and cld.
3289 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
3290 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
3291 cmpstrsi_nz_1 insn): Do not output cld instruction
3293 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
3295 * gcc.texi (G++ and GCC): Add Java and Chill.
3296 (Bug Critera): Don't list languages.
3298 * gcc.texi (Incompatibilities): No longer claim most C compilers
3301 * gcc.texi (G++ and GCC): Update other front-ends list.
3303 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
3305 * i386.c (ix86_expand_setcc): Fix typo.
3306 (ix86_expand_movcc): Similarly.
3308 * Band-aid until haifa's bitset implementation is nuked.
3309 * haifa-sched.c (extract_bitlst): New parameter for size of the
3310 bitset in bits. All callers changed. Avoid looking at undefined
3312 (edgeset_bitsize): New variable.
3313 (schedule_region): Initialize edgeset_bitsize.
3315 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3317 * Makefile.in (optabs.o): Depend on real.h
3318 (resource.o): Depend on insn-attr.h
3320 * builtins.c (result_vector): Wrap prototype in macro conditions
3321 governing definition and use.
3323 * c-common.c: Include tm_p.h.
3325 * c-lex.c: Likewise.
3327 * elfos.h: Constify a char*.
3329 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
3330 (get_attr_length, shorten_branches, profile_after_prologue): Mark
3331 parameter with ATTRIBUTE_UNUSED.
3333 * fold-const.c (exact_real_inverse): Wrap variable `i' in
3336 * haifa-sched.c (schedule_insns): Mark parameter with
3339 * optabs.c: Include real.h.
3341 * real.h (ereal_atof): Add prototype arguments.
3343 * resource.c: Include insn-attr.h.
3345 * sdbout.c (sdbout_queue_anonymous_type,
3346 sdbout_dequeue_anonymous_types): Wrap in macro
3347 SDB_ALLOW_FORWARD_REFERENCES.
3348 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
3351 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
3353 * stupid.c: Include tm_p.h.
3355 * tree.c (real_value_from_int_cst): Mark parameter with
3358 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3360 * i960-protos.h: New file.
3362 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
3365 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
3367 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3369 * combine.c (expand_field_assignment): Do not discard SUBREGs
3370 while computing nonzero_bits.
3372 2000-01-09 Nick Clifton <nickc@cygnus.com>
3374 * config/arm/arm.c: Fix compile time warnings about signed vs
3376 * config/arm/arm.h: Fix compile time warnings about signed vs
3379 2000-01-09 Philip Blundell <philb@gnu.org>
3381 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
3382 than `ldm' with only one register.
3383 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
3386 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
3389 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
3391 * config/ns32k/ns32k.md (load or push effective address): Operand 1
3394 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3396 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
3397 assignment used as truth value.
3399 * function.c (assign_temp): Mark parameter `dont_promote' with
3400 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
3401 PROMOTE_FOR_CALL_ONLY.
3403 * genrecog.c (write_subroutine): Mark variable `operands' with
3406 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
3409 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
3410 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
3412 * toplev.c (note_deferral_of_defined_inline_function): Likewise
3415 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3417 * config/c4x.h: Tidy up comments.
3418 * config/c4x.c: Likewise.
3420 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
3422 * fold-const.c (lshift_double, rshift_double): Handle
3423 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
3425 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3427 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
3428 in prepare_function_start().
3430 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
3432 * config/v850/v850.c (expand_epilogue): Interrupt functions no
3433 longer allocate extra stack for function calls.
3435 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3437 * config/c4x/c4x.md (*subqf3_set): Fix typo.
3439 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3441 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
3443 2000-01-07 David Edelsohn <edelsohn@gnu.org>
3445 * rs6000.c (processor_target_table): Add power3 as alias for 630.
3446 * aix43.h: Revert Aug 2 change.
3447 (HAS_INIT_SECTION): Define, not visible yet.
3448 (LD_INIT_SWITCH): Define, not visible yet.
3449 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
3451 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
3453 * collect2.c (main): Expand ld2 size further.
3454 (export_object_lst): Cast assignment to avoid warning.
3455 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
3456 (scan_prog_file, COFF): Do not collect initialization or
3457 finalization functions generated for entire shared object if
3458 init/fini support present.
3460 2000-01-07 Nick Clifton <nickc@cygnus.com>
3462 * config/elfos.h: Tidy up formatting of marcos. Make sure
3463 that .section directives are always prefixed by a tab.
3465 * config/svr4.h: Add #include "elfos.h" and remove duplicate
3468 2000-01-07 Matt Austern <austern@sgi.com>
3470 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
3473 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
3475 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
3477 (crtbegin.o, s-crtS): Likewise.
3479 2000-01-06 Richard Henderson <rth@cygnus.com>
3481 * alpha.md (adddi_2+1): Limit offset such that it will be
3482 loadable with a single ldah+lda pair.
3483 (adddi_2+2): Explicitly fail split if we can't make it work.
3485 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
3487 * protoize.c: Conditionally include unistd.h.
3488 (IS_SAME_PATH_CHAR): New macro.
3489 (IS_SAME_PATH): New macro.
3490 (CPLUS_FILE_SUFFIX): New macro.
3491 (cplus_suffix): New static variable.
3492 (is_abspath): New static function.
3493 (in_system_include_dir): Handle DOS style pathnames.
3494 (file_could_be_converted): Likewise.
3495 (file_normally_convertible): Likewise.
3496 (directory_specified_p): Likewise.
3497 (file_excluded_p): Likewise.
3498 (abspath): Likewise.
3499 (shortpath): Likewise.
3500 (referenced_file_is_newer): Likewise.
3501 (save_def_or_dec): Likewise.
3502 (do_processing): Likewise.
3504 (edit_file): Likewise. Use rename instead of link.
3505 (rename_c_file): Likewise. Don't rename syscalls file.
3506 (munge_compile_params): Define null device for DOS based systems.
3507 (process_aux_info_file): Use binary mode if appliable.
3508 (edit_file): Likewise.
3509 * invoke.texi (Running Protoize): Document C++ suffixes used.
3511 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
3512 IS_DIR_SEPARATOR macros.
3513 * collect2.c: Likewise.
3514 * cppinit.c: Likewise.
3515 * dwarf2out.c: Likewise.
3518 * prefix.c: Likewise.
3520 * toplev.c: Likewise.
3521 * system.h: And move to here.
3523 * prefix.c (update_path): Fix typo in variable name.
3525 2000-01-06 Richard Henderson <rth@cygnus.com>
3527 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
3528 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
3529 (count_reg_sets_1, count_reg_references): Likewise.
3530 (flow_loops_level_compute): Start counting actual loop depth at 1.
3531 (flow_loops_find): Likewise.
3532 * local-alloc.c (update_equiv_regs): Likewise.
3533 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
3535 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
3537 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
3538 FIRST_PSEUDO_REGISTER
3539 * dwarf2out.c: Don't include frame.h
3540 * dwarfout.c: Likewise
3541 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
3544 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
3546 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
3549 * i386.c (movsf splitter): Fix typo in my last checkin.
3551 2000-01-05 Nick Clifton <nickc@cygnus.com>
3553 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
3554 own definition of this macro.
3555 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
3556 flag_data_sections or UNIQUE_SECTION_P are true.
3558 * tm.texi (UNIQUE_SECTION): Document that it can be called for
3559 unitialised data decls.
3561 * config/i386/winnt.c (i386_pe_unique_section): Cope with
3562 being called for uninitialised data.
3564 * config/i386/interix.c (i386_pe_unique_section): Cope with
3565 being called for uninitialised data.
3567 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
3568 for uninitialised data.
3570 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
3571 for uninitialised data.
3573 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
3574 for uninitialised data.
3576 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
3577 (UNIQUE_SECTION_P): Always generate a unique section if
3578 flag_data_sections is true.
3579 (UNIQUE_SECTION): Also generate unique sections for
3581 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
3582 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
3585 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3587 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
3590 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3592 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
3593 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
3594 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
3595 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
3596 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
3598 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
3600 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
3602 * c-decl.c (finish_enum): Simplify code to determine minimum and
3603 maximum values of the enum, and calculate the type. Remove check
3604 for FUNCTION_DECLs in the values list, which cannot happen. Replace
3605 the DECL_INITIAL of each enumeration constant with a copy converted
3606 to the enumeration type. When updating variant types, don't bother
3607 updating the type itself.
3609 * c-typeck.c (build_binary_op): Simplify conditional expressions
3610 when weeding out spurious signed-unsigned warnings. Add new
3611 spurious warning category: if the unsigned quantity is an enum
3612 and its maximum value fits in signed_type(result_type). Update
3614 (build_conditional_expr): Warn here if one alternative is signed
3615 and the other is unsigned.
3617 2000-01-05 Nick Clifton <nickc@cygnus.com>
3619 * config/fr30/fr30.h: Remove extraneous comments.
3621 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
3623 * reload1.c (choose_reload_regs): When disabling a reload, also
3624 set reload_spill_index to -1.
3626 2000-01-04 Joel Sherrill (joel@OARcorp.com>
3628 * configure.in (m68*-*-rtemscoff*): New target, formal name for
3630 (m68*-*-rtemself*): New target.
3631 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
3632 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
3633 (sparc*-*-rtemself*): New target.
3634 (sparc*-*-rtems*): Now elf not a.out.
3635 * config/i386/rtems.h: Include config/rtems.h.
3636 * config/i386/rtemself.h: Include config/rtems.h.
3637 * config/i960/rtems.h: Include config/rtems.h.
3638 * config/m68k/rtems.h: Include config/rtems.h.
3639 * config/m68k/rtemself.h: Include config/rtems.h.
3640 * config/mips/rtems64.h: Include config/rtems.h.
3641 * config/pa/rtems.h: Include config/rtems.h.
3642 * config/rs6000/rtems.h: Include config/rtems.h.
3643 * config/sh/rtems.h: Include config/rtems.h.
3644 * config/sh/rtemself.h: Include config/rtems.h.
3645 * config/sparc/rtems.h: Include config/rtems.h.
3646 * config/sparc/rtemself.h: Include config/rtems.h
3648 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
3650 * final.c (shorten_branches): Correctly compute length of
3651 asms without operands.
3653 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
3655 * configure.in: Add pj target.
3656 * configure: Regenerate.
3657 * config/pj: New directory.
3658 * config/pj/lib1funcs.S: New file.
3659 * config/pj/linux.h: New file.
3660 * config/pj/pj.c: New file.
3661 * config/pj/pj.md: New file.
3662 * config/pj/pjl.h: New file.
3663 * config/pj/t-pj: New file.
3664 * config/pj/xm-pj.h: New file
3666 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
3668 * toplev.c (rest_of_compilation): Run shorten-branches before
3671 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3673 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
3674 macros so that they're consistent with their names.
3675 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
3676 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
3678 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3680 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
3681 modified inadvertently.
3683 2000-01-04 Joel Sherrill <joel@OARcorp.com>
3685 * configure.in (v850*-*-rtems*): New target.
3686 * configure: Regenerate.
3687 * config/v850/rtems.h: New file.
3689 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
3691 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
3692 (__gthread_key_create): Likewise.
3693 (__gthread_key_dtor): Likewise.
3694 (__gthread_once): Fix logic.
3695 (__gthread_key_delete): Cast away constness.
3697 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
3698 * invoke.texi: Document.
3699 * i386/mingw32.h (CPP_SPEC): Use.
3700 (LIBGCC_SPEC): Likewise.
3701 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
3703 2000-01-04 David Edelsohn <edelsohn@gnu.org>
3705 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
3706 (HANDLE_PRAGMA_PACK): Undefine.
3707 (SLOW_UNALIGNED_ACCESS): Define.
3709 2000-01-04 David Edelsohn <edelsohn@gnu.org>
3711 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
3712 to default definition.
3713 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
3714 (store_fixed_bit_field): Call macro with word_mode and alignment.
3715 (extract_bit_field): Call macro with relevant mode and alignment.
3716 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
3717 to default definition.
3718 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
3720 (move_by_pieces_ninsns): Likewise.
3721 (clear_by_pieces): Likewise.
3722 (emit_push_insn): Likewise.
3723 (store_field): Call macro with relevant mode and alignment.
3724 (expand_expr): Likewise.
3725 (expand_expr_unaligned): Likewise.
3727 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
3728 (SLOW_UNALIGNED_ACCESS): Define.
3729 (CASE_VECTOR_MODE): Always use 32-bit offsets.
3730 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
3731 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
3732 (toc_section): Likewise and .toc pseudo-op.
3733 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
3735 (TEXT_SECTION_ASM_OP): Likewise.
3736 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
3739 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
3740 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
3741 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
3742 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
3743 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
3745 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
3747 * regclass.c: Revert my Jan 4 change to loop cost computation.
3749 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
3751 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
3754 2000-01-04 Stan Cox <scox@cygnus.com>
3756 * haifa-sched.c (build_control_flow): Change unreachable simple
3757 loop test to check if current block has only one predecessor.
3758 (find_rgns): Initialize degree. Use dest as degree index, not src.
3760 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3762 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
3764 * calls.c (expand_call): Likewise for
3765 `old_stack_arg_under_construction'.
3767 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
3769 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
3772 * gcc.c (execute): Likewise for `ut' and `st'.
3774 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
3776 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
3778 * jump.c (jump_optimize_1): Likewise for `temp2'.
3780 * local-alloc.c (block_alloc): Likewise for `r1'.
3782 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
3784 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
3785 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
3787 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
3790 * reload.c (find_reloads): Likewise for `goal_alternative_number'
3791 and `goal_earlyclobber'.
3793 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
3795 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
3797 * stupid.c (stupid_life_analysis): Likewise for `chain'.
3799 * unroll.c (copy_loop_body): Likewise for `copy'.
3801 * varasm.c (output_constructor): Likewise for `byte'.
3803 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
3805 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
3806 all FP constants for constant->reg moves.
3807 (ix86_split_to_parts): Try to convert memory address into immediate
3808 when available in the constant pool.
3809 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
3811 (LEGITIMATE_CONSTANT_P): Return 1.
3812 * i386.md (pushsf): New splitter to convert constant pool memory
3813 reference to immediate.
3814 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
3817 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
3819 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
3820 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
3821 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
3822 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
3823 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
3825 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
3827 * ginclude/stdbool.h: Support compilation as C++.
3829 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3831 * fold-const.c (make_range): Don't try to reverse an unbounded range.
3833 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
3835 * regclass.c (regclass): Properly compute loop_cost. Adjust
3838 * regclass.c: Fix minor whitespace problems.
3840 2000-01-03 Anthony Green <green@cygnus.com>
3842 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
3843 Restore the pic register if required.
3845 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
3847 * c-common.c (format_char_info): Update comment.
3848 (check_format_info): Recognize 'z' modifier in the same way 'Z'
3849 was recognized. Emit warning for formats new in ISO C99 only
3850 if flag_isoc9x is not set.
3852 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
3854 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
3856 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
3858 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
3859 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
3860 (make_compound_operation): Choose cheaper alternative between
3861 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
3863 * regclass.c (op_costs): Remove global variable.
3864 (record_reg_classes): New parameter "op_costs" and "reg_pref".
3865 (record_operand_costs): Break out from ...
3866 (scan_one_insn): ... here.
3867 (dump_regclass): Make dumps nicer.
3868 (regclass): Dump preferrences choosed and changes done during passes.
3870 2000-01-03 Jakub Jelinek <jakub@redhat.com>
3872 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
3874 2000-01-03 Jakub Jelinek <jakub@redhat.com>
3876 * config/sparc/sparc.c (gen_df_reg): New function.
3877 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
3878 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
3879 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
3880 movtf_cc_reg_sp64+1): Use it.
3882 2000-01-02 Mark Mitchell <mark@codesourcery.com>
3884 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
3887 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
3889 * config/i386/i386.c (ix86_expand_unary_operator): Function
3890 definition made void.
3891 (ix86_expand_binary_operator): Update outdated preceding comment.
3892 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
3895 * config/i386/i386.c (override_options): Fix option-name typo.
3897 2000-01-02 Mark Mitchell <mark@codesourcery.com>
3899 * system.h (CEIL): Define.
3900 * builtins.c (CEIL): Remove.
3901 * expmed.c (CEIL): Likewise.
3902 * expr.c (CEIL): Likewise.
3903 * stor-layout.c (CEIL): Likewise.
3905 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3907 * expr.c (store_constructor_field): Fix typo introduced with last
3910 2000-01-01 Mark Mitchell <mark@codesourcery.com>
3912 * tree.h (BINFO_N_BASETYPES): New macro.
3914 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
3916 * expmed.c (emit_store_flag): Prevent losing a pending stack
3917 adjust the same way we prevent losing queued increments.
3919 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3921 * function.c (update_temp_slot_address): Handle case where sum of
3922 temporary address plus offset in register is a valid address.
3924 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3926 * genrecog.c (change_state) Corrected typo.
3928 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3930 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
3931 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
3932 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
3934 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
3936 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
3937 case, expand GT comparisons correctly. Fix a comment before this
3940 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
3942 * dwarfout.c: Include "frame.h"
3943 * dwarf2out.c: Likewise.
3944 * Makefile.in (dwarfout.o): Depend on frame.h
3945 (dwarf2out.o): Likewise.
3947 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
3949 Restore i386 binary compatibility in Dwarf EH info.
3950 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
3951 value of FIRST_PSEUDO_REGISTER.
3952 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
3953 (struct frame_state): Use DWARF_FRAME_REGISTERS.
3954 * dwarfout.c (output_reg_number): Ditto.
3955 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
3956 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
3958 1999-12-29 Bruce Korb <autogen@linuxbox.com>
3960 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
3961 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
3962 (<hack>_RE_CT): not needed
3963 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
3964 rewritten to scan the file text once only
3965 "template<..." test added
3966 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
3967 (is_cxx_header): declaration added
3968 * fixinc/fixtests.c(is_cxx_header): removed
3969 (apply_fix_p_t): removed
3970 (double_slash_test): is_cxx_header is only called once now
3971 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
3972 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
3973 within the templates.
3974 The borken spelling of "broken" was fixed.
3975 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
3976 The default level depends on FIXINC_DEBUG.
3978 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3980 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
3981 Otherwise provide a declaration for atexit.
3982 (init_dummy): Make sure dummy call to atexit is nevertheless
3983 called with correct number of args.
3985 * frame.c: Update comments referring to other files.
3987 * libgcc2.c: Likewise.
3989 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3991 * cse.c (free_element, get_element): Remove unused prototypes.
3993 * fold-const.c (extract_muldiv): Initialize variables `op0' and
3996 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
3999 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
4001 * configure.in,configure: case arm for mn10200-*-* now sets
4002 float_format=i32 so that float.h will correctly claim "double"
4003 to be 32 bits. Ran autoconf to generate configure from .in file.
4005 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
4007 * pa.md (conditional zero): If op1 is a register, force it into
4008 the same register as op0.
4010 1999-12-28 Mark Mitchell <mark@codesourcery.com>
4012 * tree.h (BINFO_BASETYPES): Improve documentation.
4014 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4016 * configure.in (--enable-checking): Use a more portable `for'
4019 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4021 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
4022 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
4024 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
4027 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
4028 Delete descriptions.
4030 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
4031 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
4032 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
4033 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
4034 xm-svr4.h: Remove all instances of sys_siglist handling.
4036 1999-12-27 Jakub Jelinek <jakub@redhat.com>
4038 * config/sparc/sparc.md (cmp_zero_qi,
4039 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
4040 cmp_zero_extendqidi2_andcc_set): New patterns.
4042 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
4044 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
4045 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
4046 (fpgnulib.c, xfgnulib.c): Add rules.
4047 * m68k/t-mot3300-gas: Likewise.
4049 1999-12-27 Ian Lance Taylor <ian@zembu.com>
4051 * configure.in: Avoid [[ by using test and changequote. Add
4052 changequote required by 1999-12-14 change.
4053 * configure: Rebuild.
4055 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
4057 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
4059 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
4061 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
4062 * flow.c (find_use_as_address): Likewise.
4063 * function.c (fixup_var_refs_1): Likewise.
4064 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
4065 * jump.c (invert_exp, redirect_exp): Likewise.
4066 * loop.c (replace_call_address): Likewise.
4067 (count_nonfixed_reads): Likewise.
4068 * rtlanal.c (modified_between_p): Likewise.
4069 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
4070 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
4071 * unroll.c (remap_split_bivs): Likewise.
4073 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4075 * diagnostic.c (v_message_with_decl): Use .* format specifier
4076 instead of building the format specifier width manually.
4078 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
4079 determining whether to provide a prototype. Remove the
4080 sys_siglist clause in the conditional.
4082 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4084 * fold-const.c (operand_equal_p): Use memcmp to compare string
4086 Suggested by D. J. Bernstein
4088 1999-12-17 Jakub Jelinek <jakub@redhat.com>
4090 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
4091 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
4093 * config/mips/mips.h (TARGET_64BIT): Likewise.
4094 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
4095 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
4096 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
4097 dsps. Give routines proper names if SI/DI modes are not used.
4098 * longlong.h: Use DWunion instead of DIunion.
4100 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
4102 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
4103 GC_CHECKING, GC_ALWAYS_COLLECT.
4104 * configure.in: Allow --enable-checking with an argument
4105 listing check modes to enable.
4106 * config.in, configure: Rebuilt.
4107 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
4108 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
4109 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
4110 ENABLE_GC_ALWAYS_COLLECT.
4111 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
4113 * tree.h, tree.c: Change ENABLE_CHECKING to
4114 ENABLE_TREE_CHECKING throughout.
4116 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4118 * fold-const.c (fold_truthop): Properly check for FP RHS.
4120 1999-12-24 Mark Mitchell <mark@codesourcery.com>
4122 * toplev.h (note_deferall_of_defined_inline_function): Declare.
4123 * toplev.c (note_deferral_of_defined_inline_function): New
4124 function, split out from ...
4125 (rest_of_compilation): ... here. Use it.
4127 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4129 * expr.c (store_constructor): Don't call clear_storage if size is
4132 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4134 * Makefile.in (toplev.o): Depend on loop.h.
4136 * dwarfout.c: Include tm_p.h.
4138 * emit-rtl.c (restore_emit_status): Mark parameter with
4141 * final.c (final_scan_insn): Likewise.
4143 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
4144 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
4145 flow_depth_first_order_compute, flow_loop_pre_header_find,
4146 flow_loop_tree_node_add, flow_loops_tree_build,
4147 flow_loop_level_compute, flow_loops_level_compute,
4148 flow_loop_outside_edge_p): Add prototypes.
4149 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
4151 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
4152 Mark with ATTRIBUTE_NORETURN.
4154 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
4156 * local-alloc.c (no_conflict_p): Likewise.
4158 * loop.c (insert_bct): Hide definitions of variables with hidden
4160 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
4162 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
4163 with ATTRIBUTE_UNUSED.
4164 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
4165 (reg_scan): Likewise.
4167 * reload.c (find_reloads): Remove unused variables `changed'.
4169 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
4171 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
4172 Remove unused variable `insn'.
4174 * toplev.c: Include loop.h.
4175 (report_file_and_line): Remove unnecessary prototype.
4177 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
4179 * unroll.c (biv_total_increment): Likewise.
4181 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4183 * reload1.c (emit_input_reload_insns): Restore old behaviour
4184 wrt. 'special' reloads.
4186 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
4188 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
4189 hash.h. (cse.c): Don't depend on hashtab.h.
4191 * cse.c: Don't include hashtab.h.
4192 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
4194 * ggc-simple.c: Don't include hash.h.
4196 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
4198 * dwarf2out.c (add_abstract_origin_attribute): Call
4199 gen_abstract_function on our function context.
4201 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
4203 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
4205 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4207 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
4210 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4212 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
4213 constraints to "a!r".
4215 1999-12-21 Mark Mitchell <mark@codesourcery.com>
4217 * Makefile.in (calls.o): Depend on function.h.
4218 (alias.o): Likewise.
4220 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
4222 * reload1.c (emit_reload_insns): Break out code and variables into...
4223 (input_reload_insns, other_input_address_reload_insns,
4224 other_input_reload_insns, input_address_reload_insns,
4225 inpaddr_address_reload_insns, output_reload_insns,
4226 output_address_reload_insns, outaddr_address_reload_insns,
4227 operand_reload_insns, other_operand_reload_insns,
4228 other_output_reload_insns): ... new static variables, and...
4229 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
4230 do_output_reload): ... new functions.
4232 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4234 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
4236 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4238 * md.texi: Add c4x constraints documentation.
4240 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4242 * config/i386/dgux.c (struct option): Rename to
4243 lang_independent_option.
4244 (struct m_options): Add description field.
4245 (output_options): Rename option type, add sep declaration, output
4246 ix86_cpu_string and ix86_arch_string only if set.
4247 (output_file_start): Rename option type.
4249 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
4251 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
4253 (libgcc2.a): Similarly.
4255 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
4257 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
4258 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
4259 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
4261 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
4263 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
4264 Remove redundant initialization of "frexpon" and "expon".
4266 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4268 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
4270 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
4271 (store_constructor_field, expand_expr): Pass new arg.
4273 1999-12-20 Mark Mitchell <mark@codesourcery.com>
4275 * Makefile.in (explow.o): Depend on function.h.
4277 * stor-layout.c (set_sizetype): Fix typo.
4279 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
4281 * function.c (cfun): Renamed from current_function. All users
4283 * function.h (cfun): Rename declaration as well.
4285 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
4286 to be of type regset_head, not regset. All users changed by adding
4288 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
4290 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4292 * config/c4x/rtems.h: New file.
4294 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
4296 * reload1.c (spill_failure): Take class of failed reload as argument
4297 and print it. Caller changed.
4299 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4301 * rs6000.h (SUBTARGET_DEFAULT): New macro.
4302 (TARGET_SWITCHES): Allow subtargets to default switches.
4303 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
4305 1999-12-18 Mark Mitchell <mark@codesourcery.com>
4307 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
4310 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
4312 * cccp.c (main): Define __STDC_VERSION__ as necessary.
4313 * cppinit.c (cpp_handle_option): Likewise.
4315 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
4316 determine when to define.
4318 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
4320 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
4321 cmove with mismatched test and data modes.
4323 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
4325 * c-typeck.c (c_expand_start_case): Don't warn for long switch
4328 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4330 * alias.c: Minor reformatting.
4333 * stor-layout.c: Likewise.
4334 * fold-const.c: Likewise.
4335 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
4336 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
4338 (size_int_wide): Cache nodes even if garbage collecting.
4339 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
4340 of SAVE_EXPR has no side effects.
4341 * cse.c: Move a comment.
4342 * tree.c: Minor reformatting.
4343 (int_size_in_bytes): Return -1 if constant overflows.
4345 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4347 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
4349 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
4351 * objc/objc-parse.c: Regenerate. This file must be rebuilt
4352 after any change to c-parse.in, even if objc-parse.y didn't
4355 1999-12-18 David S. Miller <davem@redhat.com>
4357 * toplev.c (rest_of_compilation): Restore BLOCK tree
4358 reconstruction and branch shortening changes lost in
4359 December 18th change.
4361 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
4363 * config/arm/linux-elf.h: Change all instances of
4364 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
4365 * config/arm/uclinux-elf.h: Likewise.
4367 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
4369 * toplev.c (notice, vmessage, v_message_with_file_and_line,
4370 v_message_with_decl, file_and_line_for_asm,
4371 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
4372 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
4373 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
4374 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
4375 pfatal_with_name, fatal_io_error, need_error_newline,
4376 last_error_function, last_error_tick, announce_function,
4377 default_print_error_function, print_error_function,
4378 report_error_function, fnotice, error_with_file_and_line,
4379 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
4380 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
4381 warning_with_decl, warning_for_asm, warning, pedwarn,
4382 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
4384 (compile_file): Use fnotice instead of notice. Adjust call.
4386 * diagnostic.c: New file.
4388 * Makefile.in (OBJS): Include diagnostic.o
4389 (diagnostic.o): Define dependence.
4391 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4393 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
4396 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4398 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
4400 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
4402 * fixtests.c (is_cxx_header): New fn, split out of
4404 (else_endif_label): Allow "#endif // comment" in C++ headers,
4405 as determined by is_cxx_header.
4406 * fixfixes.c (else_endif_label_fix): Update comment.
4407 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
4409 * genfixes: Correct double thinko in commandline parsing.
4410 * hackshell.tpl: Generate correct sh syntax for bypass
4413 * inclhack.def (all): Whenever an inserted preprocessor
4414 conditional is split over multiple lines, use double
4415 backslashes in this file so the fixed header will be readable.
4417 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
4418 and add bypass entry for correct version of this header.
4419 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
4420 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
4422 (hpux8_bogus_inlines): New fix, split from...
4423 (ultrix_atof_param) ... here.
4424 (math_expression): Add bypass entry keyed to glibc comment
4425 indicating the problem has been dealt with; disable
4426 unnecessary sed operations; update commentary.
4427 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
4428 add select and bypass entries, simplify shell operation.
4429 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
4431 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
4432 ultrix_atof_param): Add select entry.
4433 (stdio_va_list, sunos_mather_decl): Add bypass entry.
4434 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
4435 comments with the fixes they describe.
4437 * c-parse.in (string action): Do not warn about ANSI string
4438 concatenation in system headers. Affects C parser only.
4439 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
4441 1999-12-16 Jakub Jelinek <jakub@redhat.com>
4443 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
4444 compiling libgcc2 the macro depends always on arch cpp defines.
4446 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
4448 * loop.c (insert_loop_mem): Don't record MEMs from inside
4451 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
4453 * regclass.c (regclass): Do not use flowgraph when not optimizing.
4455 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
4456 notes too, create one when replacement failed, attempt to simplify
4458 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
4461 1999-12-16 Mark Mitchell <mark@codesourcery.com>
4463 * crtstuff.c (__dso_handle): Declare.
4464 (__cxa_finalize): Likewise.
4465 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
4468 * invoke.texi: Document -fuse-cxa-atexit.
4470 * tree.h (ptr_type_node): Document.
4471 (const_ptr_type_node): Likewise.
4473 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4475 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
4476 (optimize_reg_copy_2): Likewise.
4477 (optimize_reg_copy_3): Likewise.
4478 (fixup_match_2): Likewise.
4479 (regmove_optimize): Likewise.
4480 (fixup_match_1): Liekwise.
4482 * i386.md (HI to SImode promoting splitters): Rewrite.
4483 (pushsf mem peep2): New.
4484 (testhi to andhi peep2): Remove.
4485 * i386.h (x86_promote_QImode): New.
4486 (TARGET_PROMOTE_QImode): New.
4487 (PREDICATE_CODES): Add promotable_binary_operator.
4488 * i386.c (x86_promote_QImode0: New.
4489 (promotable_binary_operator): New.
4490 * i386-protos.h (promotable_binary_operator): New.
4492 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
4494 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
4496 1999-12-16 Mark Mitchell <mark@codesourcery.com>
4498 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
4499 * function.c (insert_block_after_note): Remove.
4500 (retrofit_block): Likewise.
4501 (identify_blocks): Fix indentation.
4502 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
4503 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
4504 * function.h (insert_block_after_note): Remove prototype.
4505 (retrofit_block): Likewise.
4506 * integrate.c (expand_inline_function): Don't call
4507 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
4508 just expand_start_bindings. Use the block_map to remap old
4509 NOTE_BLOCKs to new ones.
4510 (integrate_decl_tree): Keep track of remapped blocks.
4511 * integrate.h (struct inline_remap): Add block_map.
4512 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
4513 NOTE_BLOCK on the notes.
4514 (expand_start_bindings): Rename to ...
4515 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
4516 (expand_end_bindings): Set NOTE_BLOCK.
4517 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
4518 reconstruct the BLOCK tree.
4519 * tree.h (expand_start_bindings): Macroize. Call ...
4520 (expand_start_bindings_and_block): New function.
4522 1999-12-16 Jakub Jelinek <jakub@redhat.com>
4524 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
4525 to match the format.
4527 1999-12-16 David S. Miller <davem@redhat.com>
4529 * expr.c (emit_move_insn_1): Only emit clobbers if one of
4530 the outputs is a SUBREG.
4531 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
4534 * config/sparc/sparc.c (epilogue_renumber): Add default case
4537 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4539 * toplev.c (rest_of_compilation): Run branch shortening after
4542 * regclass.c (loop_depth): Remove
4543 (scan_one_insn): Do not handle LOOP_NOTE insns.
4544 (regclass): Go through basic blocks and set loop_cost
4546 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
4548 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
4550 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4552 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
4553 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
4554 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
4556 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
4558 * loop.c (insert_loop_mem): Ignore memory clobbers.
4560 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
4563 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
4565 * profile.c: Remove redundant #include "output.h".
4567 * h8300.md (HImode preinc peephole): Fix typo.
4569 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
4571 * function.c (retrofit_block): Abort if we don't find a suitable insn.
4572 (insert_block_after_note): Abort if we don't have a previous block.
4573 Remove FN parameter.
4574 * function.h: Adjust.
4576 1999-12-15 Mark Mitchell <mark@codesourcery.com>
4578 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
4579 argument more than once.
4581 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
4583 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
4585 1999-12-15 Jakub Jelinek <jakub@redhat.com>
4587 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
4589 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4591 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
4592 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
4593 update stack_alignment_needed.
4594 (prepare_function_start): Initialize stack_alignment_needed
4595 * function.h (struct function): Add field stack_alignment_needed.
4597 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4599 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
4600 Handle live_throughout / dead_or_set instead of live_before /
4602 (save_call_clobbered_regs): Get register livenessinformation from
4603 chain->live_throughout.
4604 (add_stored_regs): New function.
4605 (insert_restore, insert_save): Add restored / saved registers to
4607 * global.c (reg_dies): New parameter chain.
4608 (reg_becomes_live): Third parameter is regs_set now.
4609 Changed all callers.
4610 (reg_dies): New parameter chain. Changed all callers.
4611 (build_insn_chain): Set live_throughout instead of
4612 live_before / live_after.
4613 * reload.h (struct insn_chain): Replace members live_before /
4614 live_after with live_throughout / dead_or_set.
4615 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
4616 instead of live_before / live_after.
4617 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
4618 (order_regs_for_reload, find_reg, finish_spills): Likewise.
4619 (choose_reload_regs_init): Likewise.
4620 * stupid.c (current_chain, find_clobbered_regs): Delete.
4621 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
4622 instead of chain->live_before / chain->live_after.
4623 (mark_hard_ref): New function.
4624 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
4626 1999-12-15 David S. Miller <davem@redhat.com>
4628 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
4630 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4632 * flow.c (calculate_loop_depth): Make global, remove prototype,
4633 rewrite to use new loop infrastructure.
4634 (find_basic_block): Remove calculate_loop_depth call.
4635 * toplev.c (rest_of_compilation): Call find_basic_block.
4636 * output.h (calculate_loop_depth): Declare.
4638 * flow.c (dump_flow_info): Dump loop_depth.
4639 (flow_loops_nodes_find): Increase loop_depth for basic block in the
4641 (flow_loops_find): Initialize the loop_depth for each basic block.
4643 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
4645 * tree.c (decl_function_context): Handle virtual functions.
4647 * tlink.c (scan_linker_output): Don't look in demangled name when
4648 looking for linker output keywords.
4650 * dwarfout.c (output_type): We can defer namespace-scope classes.
4652 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
4654 * regclass.c (record_reg_classes): Update comment for merging
4655 register class preferences in reg->reg copies. Tighten conditions
4656 for merging register class preferences in reg->reg copies.
4658 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
4660 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
4662 1999-12-14 Geoff Keating <geoffk@cygnus.com>
4664 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
4665 (INIT_SECTION_ASM_OP): Delete.
4666 (FINI_SECTION_ASM_OP): Delete.
4667 (STARTFILE_SPEC): Define to hold just crtbegin.o.
4669 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
4671 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
4672 the abstract origin wasn't emitted.
4674 * dwarf2out.c (class_scope_p): New fn.
4675 (gen_subprogram_die): Use it.
4676 (gen_variable_die): Use it. Tweak logic.
4677 (gen_struct_or_union_type_die): Check context_die to determine
4678 if we're function-local.
4679 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
4681 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
4683 * loop.c (check_dbra_loop): Can't reverse a biv that has
4686 1999-12-14 Nick Clifton <nickc@cygnus.com>
4688 * config/arm/arm.c: Add support for -mcpu=arm720 command line
4691 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4693 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
4694 for givs made from biv increments.
4696 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
4698 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
4699 * alpha.c (override_options): Recognize -mcpu=ev67.
4700 * alpha.h (CPP_CPU_EV67_SPEC): New.
4701 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
4702 (EXTRA_SPECS): Update.
4704 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
4706 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
4707 appropriate for -lang-c89 and -std=*.
4708 * cppinit.c (cpp_handle_option): Likewise.
4709 (new_pending_define): New, split out from cpp_handle_option.
4710 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
4711 or enable trigraphs for -ansi/-std=*.
4713 * ginclude/stdarg.h (__va_copy): New.
4714 (va_copy): Don't define for C89.
4716 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
4718 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
4719 for long long multiply-accumulate.
4721 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4723 * regclass.c (scan_one_insn): Set loop_cost to 1 when
4724 optimizing for size.
4726 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
4728 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
4729 if something changed. Back out that part of yesterday's changes.
4731 * loop.c (loop_max_reg): New static variable.
4732 (loop_optimize): Initialize it. Eliminate one unnecessary call to
4734 (scan_loop): Call reg_scan_update whenever we may have added new
4735 registers, and update loop_max_reg.
4737 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
4739 * regclass.c (record_reg_classes): Do not do the copying preferrencing
4740 when source does not die.
4742 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
4744 1999-12-14 Jakub Jelinek <jakub@redhat.com>
4746 * config/sparc/linux64.h (TARGET_LIVE_G0,
4747 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
4749 * config/sparc/linux.h (TARGET_LIVE_G0,
4750 TARGET_BROKEN_SAVERESTORE): Likewise.
4751 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
4752 TARGET_BROKEN_SAVERESTORE): Likewise.
4754 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
4755 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
4757 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
4758 as sparc64 block profiling register.
4759 * config/sparc/sparc.c (sparc_override_options): Allow block
4760 profiling with -m32.
4761 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
4763 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
4764 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
4765 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
4767 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
4769 * config/sparc/sparc.h: Likewise.
4770 * config/sparc/xm-sysv4-64.h: Likewise.
4771 * config/float-sparc.h: Likewise.
4772 * glimits.h: Likewise.
4773 * longlong.h: Likewise.
4775 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
4776 (ASM_IDENTIFY_GCC): Remove.
4778 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
4780 * combine.c (combine_simplify_rtx): Don't make shared rtl.
4781 (simplify_logical): Likewise.
4783 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
4785 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
4786 * cppfiles.c (INO_T_EQ): Likewise.
4788 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
4790 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
4791 * i386/mingw32.h (LIB_SPEC): Likewise.
4792 (STARTFILE_SPEC): Likewise.
4793 * i386/uwin.h (LIB_SPEC): Likewise.
4794 (STARTFILE_SPEC): Likewise.
4796 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
4797 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
4799 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
4801 * combine.c (combine_simplify_rtx): Fix order of checks for
4802 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
4804 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
4806 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
4807 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
4809 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
4811 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
4813 * regclass.c (inv_reg_alloc_order): New array.
4814 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
4816 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
4817 counted_for_groups, counted_for_nongroups. Add fields rld and
4819 * reload.c (push_secondary_reload): Don't set nongroup field of
4821 (push_reload): Likewise.
4822 (find_reloads): Delete code to compute nongroup fields.
4823 * reload1.c (reload_insn_firstobj): New static variable.
4824 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
4826 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
4827 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
4828 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
4830 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
4832 (struct hard_reg_n_uses): Deleted.
4833 (potential_reload_regs): Deleted.
4834 (init_reload): Initialize spilled_pseudos and pseudos_counted.
4835 (reload): Don't try to allocate reload registers if we already know
4836 we have to make another pass. Call select_reload_regs. Free memory
4837 starting with reload_firstobj when starting another pass.
4838 Don't allocate spilled_pseudos.
4839 (calculate_needs_all_insns): Call copy_reloads for an insn that
4840 needs reloads; don't call calculate_needs.
4841 (spill_cost): New static array.
4842 (used_spill_regs_local): New static variable.
4843 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
4844 to compute potential_reload_regs.
4845 (find_reload_regs): Completely rewritten to use find_reg.
4846 (allocate_reload_reg): Don't test counted_for_groups or
4847 counted_for_nongroups. Lose NOERROR arg and code to give an error;
4849 (choose_reload_regs): Add fallback code that uses the existing
4850 register allocation from find_reload_regs.
4852 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
4854 * flow.c (create_edge_list): Cast xmalloc return value.
4856 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
4858 * doprnt.c: Remove incorrect comment closure.
4860 * cse.c: Fix a few minor whitespace goofs.
4862 1999-12-13 Don Bowman <don@pixstream.com>
4864 * mips/vxworks.h: Fix problem with comment termination.
4865 (EXTRA_SECTIONS): Add in_sbss.
4866 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
4868 1999-12-12 David S. Miller <davem@redhat.com>
4870 * cse.c (struct cse_reg_info): Add hash_next member,
4871 reorder rest of struct for better packing on 64-bit
4873 (cse_reg_info_tree): Kill.
4874 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
4875 REGHASH_FN): New custom pow2 hash mechanism.
4877 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
4878 use a pow2 hash table.
4879 (get_cse_reg_info): Rework to use new REGHASH.
4880 (new_basic_block): Likewise, use HASH_SIZE, and inline
4882 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
4883 and inline free_element call.
4884 (lookup_as_function, insert, flush_hash_table, invalidate,
4885 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
4886 invalidate_for_call, use_related_value, find_comparison_args,
4887 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
4888 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
4891 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
4893 * cse.c (cse_basic_block): Free qty_table consistently.
4895 1999-12-12 David S. Miller <davem@redhat.com>
4896 Jakub Jelinek <jakub@redhat.com>
4898 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
4899 SUBREGs by hand, gen the appropriate hard reg directly.
4900 (movtf reg/mem split): Likewise and alter_subreg on destination
4902 (movtf mem/reg split): Similarly.
4903 (movdf_cc_sp64): Rename from hidden pattern.
4904 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
4905 (movtf_cc_sp64, following split): New pattern and splitter.
4906 (movdf_cc_reg_sp64): Rename from hidden pattern.
4907 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
4909 (movtf_cc_reg_sp64, following split): New pattern and splitter.
4911 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
4913 * loop.c (load_mems): Don't hoist written floating point mem
4916 1999-12-12 Mark Mitchell <mark@codesourcery.com>
4918 * except.h (struct eh_queue): Add `next' pointer.
4919 (struct eh_status): Make x_ehqueue a pointer.
4920 (push_ehqueue): Declare.
4921 (pop_ehqueue): Likewise.
4922 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
4924 (expand_fixup_region_end): Likewise.
4925 (expand_leftover_cleanups): Likewise.
4926 (push_ehqueue): Define.
4927 (pop_ehqueue): Likewise.
4928 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
4929 than doing it inline.
4930 (expand_start_all_catch): Adjust now that ehqueue is a
4932 (mark_eh_queue): Mark all level of the queue.
4933 (mark_eh_status): Adjust now that ehqueue is a
4935 (init_eh_for_function): Allocate ehqueue.
4936 (free_eh_status): Free it.
4937 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
4938 expansion for a fixup.
4940 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4942 * gthr-single.h (__gthread_active_p): Add prototype arguments.
4944 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
4945 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
4946 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
4947 function_ptr, getpagesize, __enable_execute_stack,
4948 __enable_execute_stack, __clear_insn_cache,
4949 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
4950 _cleanup, _exit, __default_terminate, __terminate_func,
4951 __terminate, __empty, __throw, new_eh_context,
4952 eh_context_initialize, eh_context_static, eh_context_specific,
4953 get_eh_context, __get_eh_context, __get_eh_info,
4954 init_reg_size_table, eh_threads_initialize,
4955 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
4956 __unwinding_cleanup, throw_helper, __throw, __rethrow,
4957 __pure_virtual): Add prototype arguments.
4958 (__bb_exit_func): Cast a sizeof to long when comparing against one.
4959 Cast a signed value to unsigned long when comparing against one.
4960 (new_eh_context): Wrap in _GTHREADS macro.
4961 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
4963 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
4964 (throw_helper): Initialize variables `handler_p' and `pc_p'.
4966 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4968 * combine.c (record_promoted_value): Remove unused variable
4971 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
4973 * global.c (record_conflicts): Likewise for `j'.
4975 * genoutput.c (output_insn_data): Don't unnecessarily cast away
4978 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4980 * i386-protos.h (output_387_binary_op, output_fix_trunc,
4981 output_fp_compare): Constify a char*.
4983 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
4985 (override_options, ix86_comp_type_attributes, print_operand,
4986 output_387_binary_op, output_fix_trunc, output_fp_compare):
4988 (ix86_sched_reorder): Mark parameter `clock_var' with
4991 * i386.h (DEBUG_PRINT_REG): Constify a char*.
4993 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
4995 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
4996 operand, for use in the Java front-end.
4998 1999-12-10 Ben Collins <bcollins@debian.org>
5000 * configure.in: Fix typo for "-64" in 64bit as check.
5001 * configure: Rebuilt.
5003 1999-12-10 Jakub Jelinek <jakub@redhat.com>
5005 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
5008 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5010 * c-parse.in (string): With -Wtraditional, warn if ANSI string
5011 concatenation is utilized.
5013 * invoke.texi (-Wtraditional): Document it.
5015 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5017 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
5018 Cast a ptrdiff_t to long and pass it to printf with %ld.
5020 1999-12-10 Geoff Keating <geoffk@cygnus.com>
5022 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
5023 68881, we have no 68881 registers at all.
5024 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
5025 value in a 68881 register if it is available.
5027 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
5029 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
5030 for long long multiply-accumulate.
5032 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
5034 * loop.c (insert_loop_mem): Undo last change.
5036 1999-12-10 David S. Miller <davem@redhat.com>
5038 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
5040 * config/sparc/sparc-protos.h: Add them.
5041 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
5042 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
5043 constraints which use those helpers.
5044 (EXTRA_CONSTRAINT): Use this new macro.
5045 * md.texi: Update sparc target constraints documentation.
5046 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
5047 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
5048 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
5049 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
5050 (movsf high/lo_sum split): Rework for new patterns.
5051 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
5053 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
5055 * c-common.c (c_common_nodes_and_builtins):
5056 Create __builtin_ptrdiff_t and __builtin_size_t.
5058 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
5060 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
5062 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5064 * regclass.c (globalize_reg): Re-instate test that allows
5065 fixed registers to be declared as a variable even after functions
5068 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5070 * i386.md (cpu attribute): Add "athlon".
5071 (athlon_decode): New attribute.
5072 (Athlon scheduling units definitions): New.
5073 (fcmp and shld patterns): Set athlon_decode to "vector".
5074 * i386.c (athlon_cost): New.
5076 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
5077 x86_use_sahf): Set for Athlon.
5078 (x86_use_fiop): Unset for Athlon.
5079 (override_options): Define Athlon alignments and "athlon" name.
5080 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
5081 * i386.h (TARGET_ATHLON): New.
5082 (enum processor_type): Add PROCESSOR_ATHLON.
5083 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
5085 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
5087 1999-12-09 Andreas Jaeger <aj@suse.de>
5089 * loop.c (record_biv): Declare parameter as int.
5091 * config/i386/i386-protos.h: Declare long_memory_operand.
5093 1999-12-09 Mark Mitchell <mark@codesourcery.com>
5095 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
5096 EXPR_WITH_FILE_LOCATION.
5098 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5100 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
5103 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
5105 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
5108 1999-12-09 Jakub Jelinek <jakub@redhat.com>
5110 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
5111 default on linux64 again.
5112 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
5113 models for multilibing.
5114 * genmultilib: Accept | as alternative separator within a set in
5117 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
5119 * calls.c (precompute_arguments): Make sure initial_value contains
5120 value pseudo which CSE expects.
5121 * cse.c (struct set): New entry orig_src.
5122 (cse_insn): Set it early on entry, use it for libcall EQUIV note
5125 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
5127 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
5129 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
5131 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
5133 1999-12-08 Jakub Jelinek <jakub@redhat.com>
5135 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
5136 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
5138 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
5141 * longlong.h: Merge in changes from glibc.
5142 Also don't clobber %g2 register in 32bit SPARC assembly, so that
5143 -mno-app-regs libgcc can be compiled.
5144 * libgcc2.c: Add defines so that the updated longlong.h
5145 can be used in libgcc2.a. Also, make sure on most architectures
5146 (at least on all which have optimized code in longlong.h defined
5147 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
5149 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5151 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
5152 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
5153 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
5155 * configure: Rebuilt.
5157 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
5159 * alpha.c (secondary_reload_class): For !BWX, sub-simode
5160 outputs require a register.
5162 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
5164 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
5165 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
5166 functions like dptoul will be resolved.
5167 (libgcc2.a): Make sure that the object files from DPBIT are named
5168 differently (prefix `_dp') from those that would be coming from
5171 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
5173 * configure.in: When target is sparc* and tm_file contains 64,
5174 test for 64bit support in assembler. If not supported, remove
5175 sparc/t-sol2-64 from target-dependent Makefile fragments.
5176 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
5177 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
5178 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
5179 * acconfig.h (AS_SPARC64_FLAG): Added.
5180 * configure, config.in: Rebuilt.
5181 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
5182 support. Use AS_SPARC64_FLAG.
5184 1999-12-07 Jakub Jelinek <jakub@redhat.com>
5186 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
5187 suitable for holding OFmode values so that gcc works with complex
5189 (hard_64bit_mode_classes): Likewise.
5191 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
5192 so that it is actually matched.
5193 (sethi_di_medlow): Likewise.
5195 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
5196 as legitimate constant if -mvis.
5197 * config/sparc/sparc.md (movtf): Likewise.
5198 (clear_sf): Use const_double_operand.
5199 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
5201 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
5202 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
5203 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
5204 routines, _Qp_* cannot be handled like that now.
5205 (INIT_TARGET_OPTABS): Likewise.
5206 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
5207 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
5208 sparc_emit_float_lib_cmp if ARCH64 and soft float.
5209 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
5210 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
5211 divtf3, sqrttf3): New expanders.
5212 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
5213 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
5214 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
5217 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
5218 * configure: Rebuilt.
5219 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
5220 -mcpu is given and we're doing 64bit compiles.
5222 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
5224 * loop.h (struct induction): Add multi_insn_incr.
5225 * loop.c (basic_induction_var): New multi_insn_incr argument.
5226 Set it if we search back through previous insns for the biv.
5227 (record_biv): New multi_insn_incr argument; fill in struct induction.
5228 (strength_reduce): Discard an iv with multiple bivs, any of
5229 which require multiple insns to increment.
5231 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
5233 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
5236 1999-12-06 David S. Miller <davem@redhat.com>
5238 * combine.c (check_promoted_subreg): Do not conditionalize this upon
5239 PROMOTE_FUNCTION_RETURN.
5241 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
5243 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
5244 and handle REG_UNUSED note on insn.
5246 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
5247 inner_mask instead of mask.
5249 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
5251 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
5252 zero if there was an error.
5254 1999-12-06 Jakub Jelinek <jakub@redhat.com>
5256 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
5259 * longlong.h: Fix clobbers in SPARC asm statements.
5261 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
5262 valid sethi operations when TARGET_ARCH64.
5264 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
5265 always use move_by_pieces to avoid infinite recursion.
5266 (restore_fixed_argument_area): Likewise.
5268 * combine.c (check_promoted_subreg, record_promoted_value): New
5270 (combine_instructions): Use them to retain nonzero and sign bit
5271 information after SUBREGs are eliminated by optimizations in
5272 this pass if PROMOTE_FUNCTION_RETURN.
5274 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
5275 .register declaration. Don't use variables with __ prefixes.
5277 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5279 * fold-const.c (optimize_bit_field_compare): Only use one mode
5280 for both RHS and LHS in non-constant case.
5282 1999-12-06 Nathan Sidwell <nathan@acm.org>
5284 * frame.c (start_fde_sort): Only allocate erratic array, if
5285 linear one was allocated. Return allocated flag.
5286 (fde_insert): Only insert, if there's a valid array.
5287 (fde_end_sort): Split, sort and merge if linear and erratic
5288 arrays exist, else just sort linear one.
5289 (search_fdes): New function. Linear search through original fde
5291 (frame_init): Permit multiple initializations. Cope with
5293 (find_fde): Fallback on linear search, if failed to sort array.
5294 (__deregister_frame_info): Only free sorted array, if we
5297 1999-12-06 Jakub Jelinek <jakub@redhat.com>
5299 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
5301 1999-12-05 Jakub Jelinek <jakub@redhat.com>
5303 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
5305 1999-12-05 Mark Mitchell <mark@codesourcery.com>
5307 * tree.h (special_function_p): Declare.
5308 * calls.c (special_function_p): Make it global. Don't take `name'
5309 as a parameter. Fix typo in 1999-11-28 change.
5310 (expand_cal): Adjust.
5312 1999-12-04 Mark Mitchell <mark@codesourcery.com>
5314 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
5315 * tree.h (EXPR_WFL_FILENAME): Define in terms of
5316 EXPR_WFL_FILENAME_NODE.
5317 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
5319 * print-tree.c (print_note): Print TREE_PRIVATE and
5322 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
5323 the original die cannot be found.
5325 * varray.h (varray_head_tag): Add elements_used.
5326 (VARRAY_PUSH): New macro.
5327 (VARRAY_POP): Likewise.
5328 (VARRAY_TOP): Likewise.
5329 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
5331 * varray.c (varray_init): Initialize elements_used.
5332 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
5333 (INTEGRATE_H): New variable.
5334 (integrate.o): Depend on INTEGRATE_H.
5335 (unroll.o): Likewise.
5337 * function.h (insert_block_after_note): Declare.
5338 * function.c (insert_block_after_note): Split out from ...
5339 (retrofit_block): ... here.
5341 * stmt.c (expand_fixup): Fix typo in comment.
5343 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5345 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
5346 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
5347 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
5348 (regmove_optimize, fixup_match_1): Likewise.
5350 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5352 * flow.c (flow_loops_dump): Add missing argument when calling
5355 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
5356 Greg McGary <gkm@gnu.org>
5358 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
5359 (init_attributes): Add A_NO_LIMIT_STACK.
5360 (decl_attributes): Handle A_NO_LIMIT_STACK.
5361 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
5362 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
5363 Handle stack bounds checking.
5364 * flags.h (flag_stack_check): Use the word 'probe' rather than
5365 'check', because the flag doesn't actually cause any checking to
5367 * function.c (expand_function_start): Set
5368 current_function_limit_stack.
5369 * function.h (struct function): Add limit_stack.
5370 (current_function_limit_stack): Define.
5371 * invoke.texi (Code Gen Options): Document new options.
5372 * rtl.h: Declare stack_limit_rtx.
5373 * toplev.c (stack_limit_rtx): New variable.
5374 (decode_f_option): Handle new options -fstack-limit-register=REG,
5375 -fstack-limit-symbol=IDENT, -fno-stack-limit.
5376 (main): Add stack_limit_rtx as GC root.
5377 * tree.h (DECL_NO_LIMIT_STACK): New macro.
5378 (struct tree_decl): New member no_limit_stack.
5380 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
5382 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
5383 (conditional_trap+1): Get new mnemonic correct.
5384 (conditional_trap+2): New pattern for DImode traps.
5386 * config/m68k/m68k.c (output_function_prologue): Handle
5388 * config/m68k/m68k.md (trap): New insn.
5389 (conditional_trap): New insn.
5390 * md.texi (Standard Names): Document `trap' and
5392 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
5393 so a cc0 setter doesn't get emitted at some random place in the
5396 * config/i960/i960.md (trap): New insn.
5397 (conditional_trap): New expander.
5398 (conditional_trap+1, conditional_trap+2): New insns for signed
5400 * config/i960/i960.c (i960_function_prologue): Use
5401 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
5403 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
5404 Geoffrey Keating <geoffk@cygnus.com>
5406 * flags.h (warn_padded, warn_packed): Add global var decls.
5407 * toplev.c (warn_padded, warn_packed): Add global var defns.
5408 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
5409 * stor-layout.c (layout_record): Add local variable `type'
5410 to hold often-used TREE_TYPE (field). Add local variable
5411 `unpacked_align' to hold alignment that would be in force
5412 if no `packed' attribute were present. Warn if `packed' attribute
5413 is unnecessary, or even harmful. Warn when gcc inserts padding
5414 to satisfy alignment requirements of members. Use NULL_TREE
5415 when checking whether var_size is set.
5416 * invoke.texi: Document new flags.
5418 1999-12-03 Nathan Sidwell <nathan@acm.org>
5420 * frame.c (fde_split): Reimplement to avoid variable sized array.
5422 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5424 * combine.c (try_combine): Before fixing up LOG_LINKS for the
5425 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
5427 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
5429 * invoke.texi: Document the mips option -mno-crt0
5431 1999-12-02 Mike Karr <mkarr@mathworks.com>
5433 * cccp.c (argdata): Added free_ptr member.
5434 (macroexpand): Initialize free_ptr of each argument. When an
5435 argument's buffers are freed, if the argument's free_ptr corresponds
5436 to a buffer on the input stack, then return the free_ptr to that stack
5437 frame, otherwise, free it.
5438 (macarg): If an argument begins and ends on the same input stack level,
5439 then transfer the free_ptr of that buffer to the argument in case
5440 the stack is popped during the processing of a subsequent argument.
5442 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
5444 * loop.c (note_reg_stored): New function.
5445 (struct note_reg_stored_arg): New structure.
5446 (try_copy_prop): Change to be more conservative; only replace within
5447 one extended basic block and stop replacing if a store to the
5448 replacement reg is seen.
5450 1999-12-02 Nick Clifton <nickc@cygnus.com>
5452 * config/fp-bit.c: Initialise all fields of the NAN
5455 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
5458 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
5460 * i386.md (extend?f?f2): Force the input into a register, not
5463 1999-12-01 Jakub Jelinek <jakub@redhat.com>
5465 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
5467 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
5468 alternative because setting up 64bit constant is usually costly,
5469 especially when reload is in progress or completed.
5470 (movdf_const_intreg_sp64): Likewise.
5471 (movdf_const_intreg split): Fix building up constants when
5472 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
5474 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
5476 * combine.c (if_then_else_cond): Use const_true_rtx instead of
5477 const1_rtx for return values in EQ/NE comparison against (const_int 0)
5480 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
5481 (asm_file_start): Emit .am33 into assembly file when compiling for
5483 (print_operand_address): Handle POST_INC addresses.
5484 (can_use_return_insn, initial_offset): Check AM33 registers too.
5485 (expand_prologue): Check & save AM33 registers too.
5486 (expand_epilogue): Similarly.
5487 (secondary_reload_class): Handle AM33 specific secondary reloads.
5488 (output_tst): Emit efficient code for the AM33 too.
5489 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
5490 (TARGET_SWITCHES): Add -mam33 switch.
5491 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
5492 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
5493 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
5494 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
5495 (enum reg_class, REG_CLASS_NAMES): Likewise.
5496 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
5497 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
5498 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
5499 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
5500 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
5501 (HAVE_POST_INCREMENT): Define.
5502 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
5503 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
5504 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
5505 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
5506 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
5507 (zero_extend to SI from QI/HI): Likewise.
5508 (sign_extend to SI from QI/HI): Likewise.
5509 (mulsidi3, umulsidi3): New patterns for the AM33.
5510 (tstsi with zero extension from QI/HI): Add AM33 variants.
5511 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
5512 (return_internal_regs, store_movm): Handle new AM33 registers.
5513 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
5514 (LIBGCC, INSTALL_LIBGCC): Likewise.
5515 * invoke.texi: Document new flags.
5517 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
5519 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
5520 (addsi3_carry): Likewise.
5521 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
5522 (sbbsi3_carry): Likewise.
5523 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
5525 (test?i_1): Ensure that only one operand is memory.
5526 (conditional move patterns): likewise.
5527 (shift and rotate patterns): Rewrite to expander, add
5528 "binary_operator_ok" to the condition.
5530 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
5531 * i386.h (procesor_costs): Add movzbl_load field.
5532 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
5533 non-Q registers, accept DImode registers anywhere.
5535 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
5536 * i386.c (*_cost): Set value for movxbl_load field.
5538 * (addsi): New add to lea splitter.
5540 (lea to add/shift peep2): New.
5542 1999-12-01 Mark Salter <msalter@cygnus.com>
5544 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
5545 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
5546 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
5548 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5550 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
5551 * i386.md (movsi_xor): New.
5553 (movsi_1, movhi_1, movqi_1): Remove.
5554 (movsi_2): Rename to movsi_1.
5555 (movhi_2): Rename to movhi_1.
5556 (movqi_2): Rename to movqi_1.
5557 (movdi_1): Remove; remove splitter.
5558 (movdi_2): Rename to movdi_1.
5559 (divmodsi4 splitter): Do not emit clobbers for move patterns.
5560 (long move peep2): Do not create QI or HI mode mov0s
5561 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
5563 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
5566 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
5567 (abs?f2_if): Likewise.
5569 1999-11-30 Alex Samuel <samuel@codesourcery.com>
5571 * ggc.h (ggc_test_and_set_mark): New macro.
5572 (ggc_mark_rtx): Use ggc_test_and_set_mark.
5573 (ggc_mark_tree): Likewise.
5574 (ggc_mark_rtvec): Likewise.
5575 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
5577 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
5579 * dwarf2out.c (scope_die_for): Only handle types. Only search for
5581 (decl_scope_table): Just an array of trees now.
5582 (push_decl_scope): Simplify.
5583 (dwarf2out_init): Adjust.
5584 (local_scope_p): New fn.
5585 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
5586 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
5587 (gen_typedef_die): Likewise.
5588 (gen_lexical_block_die): Don't call push/pop_decl_scope.
5589 (gen_inlined_subroutine_die): Likewise.
5590 (gen_abstract_function): Set current_function_decl temporarily.
5591 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
5592 Handle block extern declarations. Don't call push/pop_decl_scope.
5593 (gen_decl_die): Fix logic for block externs.
5595 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5597 * calls.c (special_function_p): Remove `realloc' and add `strdup'
5598 to the list of functions which have attribute malloc by default.
5600 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
5603 integer constant does not match the traditional type, limit the
5604 warnings to cases where the base of the type is ten.
5606 * invoke.texi (-Wtraditional): Document it.
5608 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5610 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
5611 * rs6000.md: Only access a CONST_INT with INTVAL
5613 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
5615 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
5616 (compute_nearerout): Likewise.
5617 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
5618 size_t to unsigned long for formatting.
5620 1999-11-30 Jakub Jelinek <jakub@redhat.com>
5622 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
5623 Allow the user to override call-used/fixed state of %g2-5
5624 registers from the command line (with the exception of %g4 for
5626 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
5627 there is a higher chance of having a leaf function.
5628 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
5629 for ARCH64 which has %ccr register.
5630 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
5632 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
5633 insn accept into delay slot any insn which does not use %[ol]
5634 registers. Accept some LO_SUM and shift left by 1 for the normal
5636 (output_function_epilogue): Likewise.
5637 (epilogue_renumber): Added argument which inhibits any renumbering
5638 and just tests if the rtx does not use any %[ol] registers.
5639 (output_return): Reflect above change.
5641 1999-11-30 Jakub Jelinek <jakub@redhat.com>
5643 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
5644 aggregate passing for sizes <= 16 bytes.
5646 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
5648 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
5649 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
5650 * reload.c (find_dummy_reload): Likewise.
5651 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
5652 * reload1.c (reload_as_needed): Likewise.
5653 * stupid.c (stupid_find_reg): Likewise.
5654 * tm.texi (Obsolete Register Macros): Delete section.
5655 * gmicro.h: Remove all traces of the two macros.
5660 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
5662 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
5663 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
5664 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
5665 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
5666 units for the sparclite86x chip.
5667 (flush): Revert October 14th change; add SImode specifically.
5668 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
5669 * invoke.texi: Document it.
5671 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
5673 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
5674 psimode_truncation_operand.
5676 * config/mn10200/mn10200.c (psimode_truncation_operand): New
5677 function. Return true if the operand is either a MEM valid
5678 for a PSImode address or not a MEM at all.
5680 * config/mn10200/mn10200.md (truncsipsi2): Use
5681 psimode_truncation_operand.
5683 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5685 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
5686 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
5687 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
5688 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
5689 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
5690 (flow_loop_level_compute, low_loops_level_compute): Likewise.
5691 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
5692 * basic-block.h: Protect from multiple inclusion.
5693 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
5694 (struct loops, struct loop): Define structures.
5695 * sbitmap.c (sbitmap_a_subset_b_p): New function.
5696 * sbitmap.h: Protect from multiple inclusion.
5697 (sbitmap_a_subset_b_p): Add prototype.
5698 * Makefile.in (LOOP_H): New macro.
5699 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
5701 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
5703 * cppinit.c (CAT): The argument list of this macro may not contain
5706 1999-11-29 David S. Miller <davem@redhat.com>
5708 Move quantity tables and register equivalence chains into
5709 per-qty and per-register structure arrays respectively.
5710 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
5711 qty_const_insn, qty_comparison_code, qty_comparison_const,
5712 qty_comparison_qty): Delete, replace with...
5713 (qty_table): this structure table.
5714 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
5715 (reg_eqv_table): this structure table.
5716 (make_new_qty): Add argument MODE. Caller updated.
5717 Update to use qty_table and reg_eqv_table.
5718 (make_regs_eqv, delete_reg_equiv, insert_regs,
5719 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
5720 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
5721 cse_process_notes, cse_main, cse_basic_block): Likewise.
5723 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5725 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
5726 operation if C is negative.
5727 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
5728 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
5729 law for some divisions if constant is negative and change other
5730 divisions to the opposite rounding.
5732 * expr.c (store_constructor_field): If bit position is not multiple
5733 of alignment of TARGET's mode, use BLKmode.
5735 * expr.c (expand_expr_unaligned): Add more code from full case
5736 that is needed when OP0 is in a register.
5738 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5740 * dwarfout.c (field_byte_offset): Size can be zero if there was
5743 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
5745 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
5746 (associate_trees): Delete unused var TEM.
5747 (extract_muldiv): Delete unused var CANCEL_P.
5749 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
5750 (target_isinf, target_isnan, target_negative): Add return types to
5751 function definitions.
5753 1999-11-29 Bruce Korb <autogen@linuxbox.com>
5755 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
5756 * fixinc/hackshell.tpl: ditto
5757 * fixinc/fixtests.c(double_slash_test): more C++ header testing
5758 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
5760 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
5762 * reload.c (push_reload): When looking for a register to put into
5763 reg_rtx, make sure all hard regs in a multi-reg register are in the
5764 right class and nonfixed.
5766 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
5767 pending_read_insns, pending_write_insns, pending_read_mems,
5768 pending_write_mems, pending_list_length, last_pending_memory_flush,
5769 last_function_call, sched_before_next_call): Move static variables
5771 (bb_ prefixed versions): Replace with single array bb_deps.
5772 (struct deps): New structure.
5773 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
5774 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
5775 argument of type "struct deps *"; use that instead of global
5776 variables. All callers changed.
5777 (init_rgn_data_dependencies): Delete function.
5778 (init_rtx_vector): Delete function.
5779 (init_deps): New function.
5781 (free_pending_lists): Simplify, we always use the bb_deps array even
5782 if only one basic block.
5783 (compute_block_backward_dependences): Likewise.
5784 (schedule_region): Likewise.
5786 (propagate_deps): New function, broken out of
5787 compute_block_backward_dependences.
5788 (compute_block_backward_dependences): Use it.
5790 * alpha.md: Delete useless patterns that tried to work around
5791 register elimination problems.
5793 * unroll.c (loop_iterations): Don't abort if iteration variable
5796 From Joern Rennecke:
5797 * reload1.c (reloads_conflict): Reverse test comparing operand
5798 numbers when testing for conflict between output/outaddr reloads.
5800 1999-11-29 David S. Miller <davem@redhat.com>
5802 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
5804 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
5806 1999-11-28 Robert Lipe <robertl@cygnus.com>
5808 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
5809 table from .fini into .dtor.
5811 1999-11-28 Anthony Green <green@cygnus.com>
5813 * tree.h (struct tree_decl): Add malloc_flag.
5814 (DECL_IS_MALLOC): Define.
5815 * c-common.c (attrs): Add A_MALLOC attribute.
5816 (init_attributes): Add this attribute to the table.
5817 (decl_attributes): Handle malloc attribute.
5818 * calls.c (special_function_p): Check for the malloc attribute.
5819 * extend.texi (Function Attributes): Document malloc attribute.
5821 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
5823 * pa.md (reload shift-add patterns): Remove.
5825 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5827 * reorg.c (dbr_schedule) Print more statistics. Corrected
5828 problem when printing info when 3 delay slots are filled.
5830 1999-11-28 Jakub Jelinek <jakub@redhat.com>
5832 * combine.c (setup_incoming_promotions): Pass an outgoing
5833 regno to FUNCTION_ARG_REGNO_P which it expects.
5835 1999-11-28 Andreas Jaeger <aj@suse.de>
5837 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
5839 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
5841 * cccp.c (do_include): Avoid initialization of automatic variable.
5843 * integrate.c (mark_stores): Function definition made void, to match
5844 previous declaration.
5845 * regclass.c (dump_regclass): Ditto.
5846 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
5848 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5850 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
5851 known to be multiple of divisor.
5853 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
5855 * combine.c (try_combine): Add code to try to merge a set of a
5856 two-word pseudo to a constant with a setting of one of those words
5859 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
5860 (split_tree): Completely rework to make more general.
5861 (make_range, fold): Call negate_expr.
5862 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
5863 (fold, associate): Call new split_tree and associate_trees.
5864 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
5866 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
5868 * loop.c (try_copy_prop): Avoid GNU C extension.
5870 1999-11-25 Mark Mitchell <mark@codesourcery.com>
5872 * except.c (init_eh_for_function): Still zero eh_return_context,
5873 eh_return_stack_adjust, and eh_return_handler.
5875 * except.h (eh_status): Adjust documentation for x_protect_list.
5876 (begin_protect_partials): New function.
5877 * except.c (enqueue_eh_entry): Fix formatting.
5878 (get_first_handler): Add consistency check.
5879 (add_partial_entry): Adjust usage of protect_list.
5880 (emit_cleanup_handler): Save and restore ehqueue.
5881 (expand_start_all_catch): Add comment.
5882 (begin_protect_partials): New function.
5883 (end_protect_partials): Adjust usage of protect_list.
5884 (init_eh_for_function): Use xcalloc.
5886 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5888 * c-common.c (check_format_info): Don't call a variadic function
5889 with a non-literal format string.
5891 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
5893 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
5894 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
5897 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
5900 * collect2.c (collect_wait): Likewise.
5902 * dbxout.c (dbxout_type): Likewise.
5904 * gcc.c (do_spec_1): Likewise.
5906 * genemit.c (gen_insn, gen_expand): Likewise.
5908 * genrecog.c (write_switch, write_subroutine): Likewise.
5910 * mips-tfile.c (catch_signal, botch): Likewise.
5912 * print-rtl.c (print_rtx): Likewise.
5914 * toplev.c (default_print_error_function, report_error_function,
5915 _fatal_insn): Likewise.
5917 1999-11-25 Mark Mitchell <mark@codesourcery.com>
5919 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
5921 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5923 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
5924 operations when needed.
5925 * i386.md (fop_?f_comm): New.
5926 (fop_?f_1): Do not accept commutative operands.
5928 1999-11-25 Andreas Jaeger <aj@suse.de>
5930 * config/mips/mips.md (casesi_internal): Add missing brace.
5932 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
5934 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
5935 (splice_child_die): Handle moving a child DIE from the declaration
5936 DIE of a class to its specification.
5937 (gen_struct_or_union_type_die): Use 'complete' consistently.
5938 (gen_decl_die): Generate the virtual context DIE first.
5939 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
5941 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
5943 * config/mips/mips.md (call_value_multiple_interanal1): New.
5945 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
5947 * dwarf2out.c (free_AT, free_die): New fns.
5948 (remove_children): Call them.
5949 (output_line_info): Disable removal of duplicate notes.
5951 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
5952 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
5953 means pretend the type isn't defined.
5954 Don't defer emitting types.
5955 (gen_type_die_for_member): New fn.
5956 (gen_decl_die): Call it.
5957 (splice_child_die): New fn.
5958 (gen_member_die): Call it rather than generate duplicate dies.
5960 Defer emitting information for the abstract instance of an inline
5961 until we either inline it or emit an out-of-line copy.
5962 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
5963 from output_inline_function if DECL_ABSTRACT is also set.
5964 (block_ultimate_origin): Likewise.
5965 (gen_abstract_function): New fn.
5966 (gen_decl_die, gen_inlined_subroutine_die): Call it.
5967 (gen_subprogram_die): An abstract instance is not a declaration
5968 just because it doesn't match current_function_decl. Don't abort
5969 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
5970 has an abstract origin.
5971 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
5972 abstract instance here.
5974 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
5976 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
5977 where we need to reload fpul from a system register.
5979 1999-11-24 Andreas Jaeger <aj@suse.de>
5981 * config/mips/linux.h (CPP_PREDEFINES): Added.
5982 (LINK_SPEC): Remove -Y since this is only needed on sparc.
5984 1999-11-24 Andreas Jaeger <aj@suse.de>
5986 * config/mips/linux.h (TARGET_VERSION): Added.
5987 (HANDLE_SYSV_PRAGMA): Added.
5988 (DEFAULT_VTABLE_THUNKS): Added.
5990 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
5992 * local-alloc.c (qty): New structure and static variable.
5993 (qty_phys_reg): Remove, all references changed to qty.
5994 (qty_n_refs): Likewise.
5995 (qty_min_class): Likewise.
5996 (qty_birth): Likewise.
5997 (qty_death): Likewise.
5998 (qty_size): Likewise.
5999 (qty_mode): Likewise.
6000 (qty_n_calls_crossed): Likewise.
6001 (qty_alternate_class): Likewise.
6002 (qty_changes_size): Likewise.
6003 (qty_first_reg): Likewise.
6004 (alloc_qty): Rename variable QTY to QTYNO.
6005 (finf_free_reg): Likewise.
6006 (local_alloc): Allocate qty, do not allocate the removed variables.
6008 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
6010 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
6011 when -membedded-pic is passed.
6013 * config/mips/mips.md (casesi): Handle 64-bit case too.
6014 (casesi_internal_di): New insn.
6016 * config/mips/mips.c (embedded_pic_offset): Always make the
6017 embedded-pic subtractions relative to the name of the current
6018 function by use of the magic string "..CURRENT_FUNCTION".
6019 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
6021 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
6023 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
6024 of (const_int 0), when what we really care about is
6025 whether it's a zero constant anyway.
6026 (div_trap_mips16): Likewise.
6028 1999-11-23 Mark Mitchell <mark@codesourcery.com>
6030 * loop.c (loop_optimize): Always find_loop_tree_blocks and
6031 unroll_block_trees when generating debuggable code.
6033 * tree.h (unsave_expr_1): New function.
6034 (lang_unsave): New variable.
6035 (get_callee_fndecl): New function.
6036 * tree.c (unsave_expr_now_r): New function.
6037 (lang_unsave): Define.
6038 (unsave_expr_1): Likewise.
6039 (unsave_expr_now_r): Split out from unsave_expr_now.
6040 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
6041 call unsave_expr_now_r.
6042 (get_callee_fndecl): Define.
6044 * Makefile.in (gencheck): Don't depend on lang_tree_files.
6045 (gencheck.o): Do depend on lang_tree_files.
6047 * integrate.h (copy_decl_for_inlining): New declaration.
6048 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
6049 (copy_decl_for_inlining): New function.
6050 (integrate_parm_decls): Use it.
6051 (integrate_decl_tree): Likewise.
6053 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
6055 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
6056 the second two from the first.
6057 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
6058 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
6059 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
6061 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
6062 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
6065 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
6067 * pa.md (call_internal_symref, call_value_internal_symref): No mode
6068 needed on the address operand.
6069 * pa.c (call_operand_address): Check for the correct mode.
6071 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
6073 * loop.c: Include "basic-block.h".
6074 (try_copy_prop, replace_loop_reg): New functions.
6075 (load_mems): Detect registers that just hold copies of the hoisted
6076 mem, and call try_copy_prop to eliminate them.
6077 * Makefile.in (loop.o): Update dependencies.
6079 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
6081 * Makefile.in (gencheck.o): Depend on gencheck.h.
6082 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
6083 (insn-peep.o): Depend on except.h and function.h.
6084 (insn-attrtab.o): Depend on RECOG_H.
6085 (insn-output.o): Depend on toplev.h and flags.h.
6086 (gengenrtl.o): Depend on real.h.
6087 (gen-protos.o): Depend on cpplib.h and cpphash.h.
6088 Unify all dependencies to be on RECOG_H rather than recog.h.
6090 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6092 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
6093 * configure.in: Try building a bi-arch 32/64-bit compiler on
6094 sparc-*-solaris2.7 and higher.
6095 * configure: Rebuild.
6097 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
6099 * config/freebsd.h: New, FreeBSD architecture independent file.
6100 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
6102 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
6103 directly by i386/freebsd.h.
6104 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
6105 independent configuration file.
6106 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
6107 directly by i386/freebsd.h.
6108 * configure: Rebuilt.
6110 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
6111 which is in the user's namespace.
6112 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
6113 `i386' which is not in our namespace.
6115 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
6117 * invoke.texi (ARM Options): Add in -mno-alignment-traps
6119 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
6121 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
6122 (add_dwarf_attr, add_child_die): Just push onto the front.
6123 (reverse_die_lists): New fn.
6124 (add_sibling_attributes): Use it.
6125 (push_decl_scope): Reorganize.
6126 (add_name_and_src_coords_attributes): Don't set file and line for
6128 (gen_subprogram_die): An artificial function doesn't need to match
6130 (gen_compile_unit_die): Return the generated die. Only add
6131 AT_comp_dir if the filename is relative.
6132 (remove_AT): Simplify loop. Also free string values.
6133 (output_die): A DIE ref can't be null.
6134 (output_value_format, value_format): Take a dw_attr_ref.
6135 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
6136 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
6137 AT_addr, AT_lbl): New fns.
6138 (various): Use them.
6139 (various): Constify.
6141 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6143 * combine.c (combine_simplify_rtx): When handling a SUBREG,
6144 take SUBREG_WORD into account.
6145 (if_then_else_cond): Likewise.
6147 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
6149 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
6150 clause from BSD license, pursuant with
6152 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
6154 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
6156 * loop.c (load_mems): Reformat slightly.
6157 * basic-block.h (regset_head): New typedef.
6158 (INIT_REG_SET): New macro.
6160 1999-11-22 Bruce Korb <autogen@linuxbox.com
6162 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
6163 (mips-dec-bsd*): non-functional code
6164 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
6166 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
6167 added three replacement fixes
6168 (no_double_slash): removed comments that are not (any longer) pertinent
6169 (bad_lval): this fix currently runs against many files.
6170 The comment seems to indicate that we should select for files
6171 containing 'pragma extern_prefix'.
6173 * fixinc/fixinc.x86-linux-gnu: deleted
6174 * fixinc/inclhack.sh: regen
6175 * fixinc/fixincl.x: regen
6176 * fixinc/fixincl.sh: regen
6178 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
6180 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
6181 its code is INSN and it has no notes.
6183 1999-11-22 Andrew Haley <aph@cygnus.com>
6185 * varasm.c (function_defined): Remove.
6186 (make_function_rtl): Don't set function_defined.
6187 (make_decl_rtl): Remove global register warning.
6188 * regclass.c (no_global_reg_vars): New variable.
6189 (globalize_reg): Warn if function has already been defined.
6190 (regclass_init): Set no_global_reg_vars.
6192 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6194 * regclass.c (reg_pref): New structure and static variable
6195 (prefclass): Delete.
6197 (all uses of prefclass and altclass): Use reg_pref instead.
6199 1999-11-21 Nick Clifton <nickc@cygnus.com>
6201 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
6203 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
6204 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
6205 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
6207 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
6209 * varasm.c (output_constructor): Solve problem with long long
6210 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
6212 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
6214 * global.c (allocno): New structure and static variable.
6215 (allocno_reg): Remove, all references replaced by allocno.
6216 (allocno_size): Likewise.
6217 (hard_reg_conflicts): Likewise.
6218 (hard_reg_preferences): Likewise.
6219 (hard_reg_copy_preferences): Likewise.
6220 (hard_reg_full_preferences): Likewise.
6221 (regs_someone_prefers): Likewise.
6222 (allocno_calls_crossed): Likewise.
6223 (allocno_n_refs): Likewise.
6224 (allocno_live_length): Likewise.
6225 (find_reg): Rename ALLOCNO to NUM.
6227 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
6229 (may_move_out_cost): New variable.
6230 (init_reg_sets_1): Initialize may_move_out_cost.
6231 (record_reg_classes): Use may_move_out_cost.
6233 * regclass.c (dump_regclass): New function.
6234 (regclass): New parameter DUMP, call DUMP_REGCLASS.
6235 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
6236 pass rtl_dump_file to regclass.
6237 * rtl.h (regclass): Update prototype.
6239 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
6241 * i386.md (neg, not and abs patterns): Revmap to use
6242 ix86_expand_unary_operator and ix86_unary_operator_ok.
6243 (add?f and sub?f expanders): Force operand 1 to register.
6244 * i386.c (ix86_expand_unary_operator): Rewrite.
6245 (ix86_unary_operator_ok): Ensure that memory operands
6247 (ix86_binary_operator_ok): Do not allow operand 1 to
6248 come into memory and operand 0 not.
6249 (ix86_expand_binary_operator): Ensure that
6250 src1 is not non-matching memory.
6252 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
6253 to support integer registers and memory.
6254 (abss?2_integer): Likewise.
6256 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
6257 (REG_CLASS_NAMES): Likewise.
6258 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
6260 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
6261 (movsf): Likewise; unify 4th and 5th alternative.
6263 (movdf_1): Likewise; rename to movdf_integer.
6264 (pushxf): Likewise; rename to pushxf_integer; fix output template;
6265 remove redundant splitter.
6266 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
6267 (movdf_nointeger): New.
6268 (movxf_nointeger): New.
6269 (pushxf_nointeger): New.
6271 * i386.md (extend?f?f): Split to expander and pattern, refuse two
6272 memory operands in patterns.
6273 (fop*): Refuse two memory operands.
6275 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
6276 on !TARGET_USE_CLTD CPUs.
6278 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
6280 * extend.texi: Document C++ restricted pointers and references.
6282 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
6284 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
6285 (invalidate_skipped_set): Call it unconditionally.
6286 (cse_set_around_loop): Likewise.
6288 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
6290 * rtl.texi (mem): Add documentation for alias-set argument
6293 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
6295 * i386.h (struct_processor_costs): New fields int_load, int_store,
6296 fp_move, fp_load and fp_store
6297 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
6299 (MEMORY_MOVE_COST): New macro.
6300 * i386.c (386_cost): Define new fields.
6301 (i486_cost): Likewise.
6302 (pentium_cost): Likewise.
6303 (pentiumpro_cost): Likewise.
6304 (k6_cost): Likewise.
6306 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
6307 Geoffrey Keating <geoffk@cygnus.com>
6309 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
6311 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
6314 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
6315 (TARGET_STRICT_ALIGNMENT): New macro.
6316 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
6317 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
6318 * invoke.texi (M680x0 Options): Document -mstrict-align.
6320 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
6321 Richard Henderson <rth@cygnus.com>
6323 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
6324 (ix86_split_long_move): Declare.
6325 * i386.c (split_xf, ix86_split_movdi): Remove.
6326 (ix86_split_to_parts, ix86_split_long_move): New.
6327 * i386.md (dimode move splitters): Use ix86_split_long_move.
6328 (dfmode move splitters): Likewise.
6329 (xfmode move splitters): Likewise.
6330 (movsf_1): Allow F->r.
6331 (movdf_1, movxf_1): Allow F->ro.
6333 1999-11-17 Mark Mitchell <mark@codesourcery.com>
6335 * except.h (struct eh_entry): Add goto_entry_p.
6336 (eh_region_from_symbol): Remove prototype.
6337 * except.c (find_func_region_from_symbol): New function.
6338 (emit_cleanup_handler): Likewise.
6339 (eh_region_from_symbol): Make it static.
6340 (add_new_handler): Verify the argument.
6341 (find_func_region): Update comment.
6342 (expand_eh_region_end): Expand handlers here, rater than waiting
6343 until expand_leftover_cleanups or start_all_catch.
6344 (expand_leftover_cleanups): Don't expand here.
6345 (expand_start_all_catch): Or here.
6346 (expand_rethrow): Check the return value from find_func_region.
6347 * function.c (expand_function_end): Emit the catch_clauses.
6349 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
6351 * integrate.c (expand_inline_function): Add necessary check for NULL.
6353 1999-11-18 Nick Clifton <nickc@cygnus.com>
6355 * toplev.c (main): Correctly detect an unrecognised option.
6357 * cppinit.c (cpp_handle_option): Do not claim to have consumed
6358 a -f option if it has not been recognised.
6360 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
6362 * basic-block.h (update_life_extent): Remove trailing comma on
6363 enumeration type list.
6365 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6367 * varasm.c (output_constructor) Solved problem with long long
6368 bitfields. Corrected calculating this_time and shift. Also
6369 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
6371 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
6373 * flow.c (split_edge): Take looping structure into account when
6374 determining where to put the new block note.
6376 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
6378 * Makefile.in (ggc-none.o): Provide host specific version if
6381 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
6383 * cse.c (delete_trivially_dead_insns): Identify no-op insns
6384 containing subregs too.
6386 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
6388 * invoke.texi: Add documentation for -muninit-const-in-rodata.
6389 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
6390 (TARGET_UNINIT_CONST_IN_RODATA): Define.
6391 (text_section): Add switches -munint-const-in-rodata and
6392 -mno-uninit-const-in-rodata.
6393 (ASM_OUTPUT_COMMON): Remove.
6394 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
6395 const objects should be placed in read-only data. Otherwise declare
6398 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
6400 * jump.c (jump_optimize_1): Revert last change.
6402 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
6404 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
6405 test if optimizing for size.
6407 1999-11-17 Mark Mitchell <mark@codesourcery.com>
6409 * Makefile.in (toplev.o): Depend on except.h.
6410 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
6412 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
6414 * i386.md (divmodsi4): Rewrite to expander.
6415 (*divmodsi4_nocltd): New.
6416 (*divmodsi4_cltd): New.
6417 (divmodsi4 splitter): Handle the case when input comes in edx.
6418 (udivmodhi4): Do not use constraints in exander.
6419 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
6421 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
6423 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
6424 for the common case.
6426 1999-11-16 Jakub Jelinek <jakub@redhat.com>
6428 * explow.c (hard_function_value): Add outgoing argument.
6429 * expr.h (hard_function_value): Declare it.
6430 * calls.c (expand_call, emit_library_call_value): Update callers.
6431 * function.c (aggregate_value_p): Ditto.
6432 (diddle_return_value): Must look at the outgoing registers
6433 on archs with register windows.
6435 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
6437 * alpha.c (alpha_build_va_list): Use make_lang_type and
6438 initialize TYPE_NAME for the va_list record.
6440 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
6442 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
6444 * ggc.h (struct ggc_statistics): Rearrange elements for better
6445 packing on 64-bit hosts.
6446 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
6447 (compute_nearerout): Likewise.
6449 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
6451 * config/rs6000/rs6000.c (first_reg_to_save): Save
6452 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
6454 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
6456 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
6457 notion of nesting to find the DIE for a type or function.
6458 DIEs can go in limbo even if we got a context_die.
6459 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
6460 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
6462 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
6463 (gen_type_die): Writing out the context doesn't cause member class
6464 template instantiations to be written out as well.
6466 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
6468 * rs6000.h (ASM_OUTPUT_DEF): New.
6469 Based on proposed addition from David Edelsohn.
6471 1999-11-15 Robert Lipe <RobertLipe@usa.net>
6472 Bruce Korb <autogen@linuxbox.com>
6474 * fixinc/inclhack.def
6475 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
6476 (unixware7_byteorder_fix): added. Removes conflicts for new defs
6478 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
6479 (svr4_endian): enabled with SVR5
6480 (svr4_mkdev): simplified syntax and enabled with SVR5
6482 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
6484 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
6485 * configure: Rebuilt.
6486 * config/t-freebsd-thread: New file.
6488 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
6490 * i386.c (ix86_decompose_address): Verify the base is a REG
6491 before trying to examine its register number.
6493 * basic-block.h: Remove all #defines and prototypes related to
6495 (free_bb_mem, compute_preds_succs): Remove prototype.
6496 * rtl.h (free_bb_mem): Remove prototype.
6497 * flow.c (alloc_int_list_node); Remove function.
6498 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
6499 (compute_preds_succs, free_bb_mem): Likewise.
6500 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
6501 * toplev.c (rest_of_compilation): Likewise.
6502 * haifa-sched.c (build_control_flow): Use flow generated edge
6503 list to build the haifa specific edge list.
6504 (find_rgns): Use new CFG data structures instead of pred/succ lists.
6505 (schedule_insns): Do not build pred/succ lists anymore. Instead
6506 build the edge table.
6508 * basic-block.h (dump_bb_data): Remove declaration.
6509 * flow.c (dump_bb_data): Remove function.
6510 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
6511 (sbitmap_union_of_predsucc): Likewise.
6513 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
6514 argument. All callers changed.
6515 (delete_null_pointer_checks_1): No longer need to compute the
6518 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
6519 All callers changed.
6520 (pre_expr_reaches_here_p_work): Likewise.
6521 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
6522 * lcm.c (compute_laterin): Fix initialization of LATER.
6523 (compute_nearerout): Similarly for NEARER.
6525 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6527 * cse.c (set_nonvarying_address_components): Delete unused function.
6528 (refers_to_p): Likewise.
6530 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
6532 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
6535 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6537 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
6538 definition in do while (0).
6540 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
6542 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
6544 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
6546 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
6548 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
6550 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
6551 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
6552 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
6553 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
6555 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
6556 saved on the stack. Output more accurate stack frame statistics
6557 into assembler file.
6559 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
6561 * genextract.c (record_insn_name): New function.
6562 (get_insn_name): No longer a stub.
6563 (main): Call record_insn_name for each insn. After each label
6564 written, print the insn name in a comment.
6566 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6568 * output.h (const_section, init_section, fini_section): Add
6571 * alpha/elf.h (const_section): Delete declaration.
6573 * svr4.h (const_section): Likewise.
6575 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
6577 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
6578 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
6579 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
6581 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
6582 variable-sized array bounds.
6584 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
6586 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
6589 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6591 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
6592 addresses the same way GO_IF_LEGITIMATE_INDEX does.
6594 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6596 * cse.c (hash_arg_in_struct): Delete.
6597 (struct table_elt): Delete elt in_struct.
6598 (struct set): Delete elt src_in_struct.
6599 (merge_equiv_classes): Don't set either hash_arg_in_struct or
6600 the corresponding in_struct elts.
6601 (canon_hash): Likewise.
6602 (safe_hash): Likewise.
6603 (find_best_addr): Likewise.
6604 (record_jump_cond): Likewise.
6605 (cse_insn): Likewise.
6607 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
6609 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
6611 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
6614 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
6616 * function.c (diddle_return_value): Put back check that the DECL_RTL
6617 for the function is a register.
6619 * function.c (diddle_return_value): Use hard_function_value to
6620 get an rtx suitable for use in the USE/CLOBBER insn.
6622 * global.c (global_conflicts): Update comments.
6623 (record_conflicts): No need to record conflicts between pseudos here.
6625 1999-11-11 Bruce Korb <autogen@linuxbox.com>
6627 * fixinc/fixincl.c: Added verbose levels for status messages
6629 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6631 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
6632 operand as argument to expand_and or expand_binop.
6634 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
6636 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
6637 gcc_add_string_root.
6639 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
6641 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
6643 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
6645 * flow.c (compute_flow_dominators): Initially put all blocks on
6647 * lcm.c (compute_antinout_edge, compute_available): Similarly.
6648 * gcse.c (compute_cprop_avinout): Remove.
6649 (compute_cprop_data): Use compute_available.
6650 (delete_null_pointer_checks_1): Use compute_available.
6652 * basic-block.h (compute_available): Returns a void now.
6653 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
6654 to return a value anymore.
6655 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
6656 worklists. Fix boundary cases. Compute maximal solutions.
6657 (compute_laterin, compute_nearerout): Similarly.
6659 * dwarf2out.c (add_AT_location_description): Allow
6660 (mem (plus (pseudo) (...)) too.
6662 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
6664 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
6666 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
6667 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
6671 * gansidecl.h: Likewise.
6677 * toplev.h: Likewise.
6683 * varray.c: Likewise.
6685 * varray.h: Likewise.
6687 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
6689 * gcov.c (struct arcdata): Add hits and total, remove prob.
6690 (output_branch_counts): New.
6691 (process_args): Set output_branch_counts if -c.
6692 (calculate_branch_probs): Store hits and total instead of
6694 (output_data): Emit counts if output_branch_counts is true.
6695 * gcov.texi (Invoking Gcov): Document -c switch..
6697 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
6699 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
6700 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
6702 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
6704 * invoke.texi (C Dialect Options): Add missing builtins from
6706 * extend.texi (Other Builtins): Copy to this list.
6708 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6710 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
6711 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
6714 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
6716 * flow.c (compute_flow_dominators): No longer treat basic block 0
6717 or (n_basic_blocks - 1) specially. Clear the AUX field before
6718 starting computation of doms/pdoms. Fix initial state for pdoms.
6720 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6722 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
6723 match rtl.o's: added ggc.h and toplev.h
6724 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
6725 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
6726 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
6728 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
6730 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
6731 from HAVE_DOS_BASED_FILESYSTEM.
6732 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
6733 HAVE_DOS_BASED_FILESYSTEM.
6735 (split_directories): Only special-case DOS file names if
6736 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
6737 instead of explicit tests. Conditionalize on !VMS.
6738 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
6739 tests. Conditionalize on !VMS.
6740 (process_command): Only use make_relative_prefix if !VMS.
6741 (free_split_directories): Conditionalize on !VMS.
6742 (DIR_UP): Conditionalize on !VMS.
6744 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
6746 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
6748 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
6750 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
6753 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
6755 * invoke.texi (Environment Variables): Document relative path
6757 * gcc.c (DIR_UP): If not defined, define as "..".
6758 (standard_bindir_prefix): New static, holds target location to
6760 (split_directories): New function to split a filename into
6761 component directories.
6762 (free_split_directories): New function, release memory allocated
6763 by split_directories.
6764 (make_relative_prefix): New function, make a relative pathname if
6765 the compiler is not in the expected location.
6766 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
6767 can figure out an appropriate prefix from argv[0].
6768 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
6769 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
6770 STANDARD_BINDIR_PREFIX.
6772 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6774 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
6776 * config/c4x/c4x.h: Moved prototypes to c4x.h.
6777 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
6778 c4x_secondary_memory_needed) Delete.
6779 (fp_zero_operand): Add mode argument.
6781 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
6783 * reload1.c (reload_reg_free_for_value_p): Don't use a register
6784 that is in reload_reg_used.
6786 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
6788 * config/arm/arm-protos.h: New file: Prototypes for functions
6789 defined in arm.c and pe.c.
6790 * config/arm/arm.h: Fix compile time warnings.
6791 * config/arm/arm.c: Fix compile time warnings.
6792 * config/arm/pe.h: Fix compile time warnings.
6793 * config/arm/aout.h: Fix compile time warnings.
6795 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
6797 * config/m32r/m32r-protos.h: New file: Prototypes for functions
6800 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
6801 Add support for subtargets.
6802 Add prototypes for new predicates.
6803 Add scheduling macros.
6805 * config/m32r/m32r.c: Fix compile time warnings.
6806 (int8_operand): New predicate function.
6807 (reg_or_cmp_int16_operand): New predicate function.
6808 (extend_operand): New predicate function.
6809 (m32r_adjust_code): New scheduling function.
6810 (m32r_adjust_priorty): New scheduling function.
6811 (m32r_sched_init): New scheduling function.
6812 (m32r_sched_reorder): New scheduling function.
6813 (m32r_sched_variable_issue): New scheduling function.
6814 (direct_return): New codegen function.
6815 (m32r_not_same_reg): New rtl testsing function.
6817 * config/m32r/m32r.md: Fix compile time warnings.
6818 Add support for pre decrement and post increment memory
6823 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6825 * global.c (EXECUTE_IF_CONFLICT): Don't define.
6826 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
6827 (find_reg): Likewise.
6829 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
6831 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
6832 to avoid assembler errors.
6834 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
6836 * config/v850/v850-protos.h: New file: Prototypes for functions
6838 * config/v850/v850.h: Move prototypes to v850-protos.h
6839 * config/v850/v850.c: Move prototypes to v850-protos.h
6840 * config/v850/v850.md: Fix compile time warnings.
6842 * config/fr30/fr30-protos.h: New file: Prototypes for functions
6844 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
6845 * config/fr30/fr30.c: Fix compile time warnings.
6846 * config/fr30/fr30.md: Fix compile time warnings.
6848 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
6850 * tree.h (get_containing_scope): Declare it.
6851 * tree.c (get_containing_scope): New fucntion.
6852 (decl_function_context): Use it.
6853 * toplev.c (rest_of_compilation): Use get_containing_scope.
6855 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6857 * Makefile.in (rtl.o): Depend on toplev.h.
6859 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
6861 * cse.c (delete_trivially_dead_insns): Replace alloca with
6863 * except.c (update_rethrow_references): Likewise.
6864 (init_eh_nesting_info): Likewise.
6865 * function.c (identify_blocks): Likewise.
6866 * gcse.c (dump_hash_table): Likewise.
6867 * graph.c (print_rtl_graph_with_bb): Likewise.
6868 * loop.c (combine_movables): Likewise.
6869 (move_movables): Likewise.
6870 (count_loop_regs_set): Likewise.
6871 (strength_reduce): Likewise.
6872 * profile.c (compute_branch_probabilities): New function, split
6874 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
6875 * regclass.c (regclass): Likewise.
6876 * regmove.c (regmove_optimize): Likewise.
6877 * toplev.c (compile_file): Likewise.
6878 (main): Don't mess with the stack rlimit.
6880 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
6882 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
6883 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
6885 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
6887 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
6889 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
6891 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
6892 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
6895 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
6897 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
6899 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
6901 * gcse.c (post_dominators): Kill.
6902 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
6903 (compute_code_hoist_data): Use compute_flow_dominators. Do not
6904 pass in a pdom array since we do not need pdoms.
6905 * haifa-sched.c (schedule_insns): Similarly.
6906 * flow.c (compute_dominators): Remove dead function.
6907 (compute_flow_dominators): Do not compute doms or pdoms if the
6908 caller does not request them. Split up loop to build doms and
6909 pdoms. Use a worklist to compute doms and pdoms.
6910 * basic-block.h (compute_dominators): Remove prototype.
6912 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
6914 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
6915 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
6916 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
6917 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
6918 (cant_move, fed_by_spec_load, is_load_insn): Remove.
6919 (schedule_region): Remove unused variable.
6920 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
6922 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
6924 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
6925 (update_equiv_regs): Likewise.
6926 (block_alloc): Likewise.
6927 * reg-stack.c (reg_to_stack): Likewise.
6928 (convert_regs_2): Likewise.
6929 * reload1.c (reload_as_needed): Likewise.
6931 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
6933 * Makefile.in (dbxout.o): Depend on ggc.h.
6934 (dwarf2out.o): Likewise.
6935 (xcoffout.o): Likewise.
6936 * dbxout.c: Include ggc.h.
6937 (dbxout_init): Register lastfile as a root.
6938 * dwarf2out.c: Include ggc.h.
6939 (dwarf2out_line): Register lastfile as a root.
6940 * xcoffout.c: Include ggc.h.
6941 (xcoffout_source_line): Register xcoff_lastfile as a root.
6943 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
6945 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
6947 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
6949 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
6951 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6953 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6955 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
6956 (EXECUTE_IF_CONFLICT): Likewise.
6957 (ALLOCNO_LIVE_P): Avoid signed division.
6958 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
6959 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
6960 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
6962 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
6964 * haifa-sched.c (schedule_block): Don't crash if there's no
6965 next insn for an interblock movement.
6966 (add_branch_dependences): Don't allow clobber insns to move either.
6968 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
6970 * i386.c (split_xf): New.
6971 * i386-protos.h: Declare it.
6972 * i386.md (movxf_1): Add general regs alternatives.
6973 (movxf_1+1): New splitter for same.
6975 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
6977 * function.c (purge_addressof_1): Add missing return values.
6979 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
6981 * function.c (is_addressof): New function. Returns true if
6982 the given piece of RTL is an ADDRESSOF.
6983 (purge_addressof_1): Make boolean. Return false if the
6984 ADDRESSOFs could not be purged.
6985 (purge_addressof): If ADDRESSOFs could not be purged from the
6986 notes attached to an insn, remove the offending note(s),
6987 unless they are attached to a libcall.
6989 1999-11-05 Andreas Jaeger <aj@suse.de>
6991 * genoutput.c (null_operand =): Initialize all fields.
6993 * errors.h: Add extern to prototypes.
6995 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
6997 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
6998 * configure: Rebuilt.
7000 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7002 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
7003 (mirror_conflicts): New function.
7004 (global_alloc): Call it.
7005 (expand_preferences): Remove redundant CONFLICTP test.
7006 (find_reg, dump_conflicts): Likewise.
7007 (prune_preferences): Process conflicts one word at a time.
7009 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
7011 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
7012 instead of an explicit loop.
7014 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
7016 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
7017 if REG_RETVAL check succeeds, then put classp in src_elt.
7019 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
7021 * function.c (pad_to_arg_alignment): Only update argument_pad
7022 if the argument's alignment is greater than STACK_BOUNDARY.
7024 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
7026 * bitmap.h (BITMAP_XFREE): New.
7027 * flow.c (life_analysis): Use it.
7028 (life_analysis_1): Free blocks.
7030 * combine.c (undo_commit): New.
7031 (try_combine): Use it. Don't zap undobuf.undos.
7032 (combine_instructions): Don't zap undobuf.undos; free the
7035 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
7037 * stmt.c (cost_table_): New.
7038 (estimate_case_costs): Use it instead of xmalloc.
7040 * toplev.c (compile_file): Reuse dumpname memory instead
7043 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
7045 * reg-stack.c (convert_regs_1): Initialize target_stack->top
7046 after verifying an EH edge.
7048 * haifa-sched.c (init_rgn_data_dependences): Correctly
7049 size bb_pending_lists_length when zeroing.
7051 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
7053 * function.c (diddle_return_value): New.
7054 (expand_function_end): Use it.
7055 * stmt.c (expand_null_return): Likewise.
7056 (expand_value_return): Likewise.
7058 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
7060 * reload1.c (reload): Don't remove return value clobbers.
7062 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
7064 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
7066 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
7068 * cse.c (cse_main): Use xmalloc, not alloca.
7069 (cse_basic_block): Likewise.
7070 * local-alloc.c (local_alloc): Likewise.
7072 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
7073 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7075 * rtl.c: Include toplev.h.
7076 (fatal): Remove declaration.
7078 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
7080 * haifa-sched.c (schedule_block): Fix thinko.
7082 1999-11-03 James McKelvey <mckelvey@fafnir.com>
7084 * fixinc/fixincl.c(create_file): Allow for systems that do not have
7085 S_IR* defined values
7087 1999-11-03 Philippe De Muyter <phdm@macqel.be>
7089 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
7090 call `malloc' instead.
7092 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
7094 * flags.h (flag_renumber_insns): Declare.
7095 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
7097 * rtl.h (renumber_insns): Change prototype.
7098 * toplev.c (flag_renumber_insns): Define.
7099 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
7101 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
7103 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
7104 and fpsqrtd. Use them and create fdiv function unit to more
7105 accurately represent fpu sqrt pipeline semantics on UltraSparc.
7106 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
7108 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
7110 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
7112 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
7113 insn into ready list, do not use just a raw swap.
7115 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
7117 * rtl.h (renumber_insns): New function.
7118 (remove_unnecessary_notes): Likewise.
7119 * emit-rtl.c (renumber_insns): Define.
7120 (remove_unncessary_notes): Likewise.
7121 * toplev.c (rest_of_compilation): Remove dead code.
7122 Use renumber_insns and remove_unncessary_notes.
7124 * gcse.c (struct null_pointer_info): New type.
7125 (get_bitmap_width): New function.
7126 (current_block): Remove.
7127 (nonnull_local): Likewise.
7128 (nonnull_killed): Likewise.
7129 (invalidate_nonnull_info): Take a null_pointer_info as input.
7130 (delete_null_pointer_checks_1): New function.
7131 (delete_null_pointer_checks): Use it.
7133 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
7134 (split_edges): Likewise.
7135 (schedule_block): Likewise.
7136 (compute_block_backward_dependencies): Likewise.
7137 (schedule_region): Likewise.
7138 (schedule_insns): Likewise.
7140 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
7142 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
7143 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
7144 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
7145 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
7146 * jump.c (delete_unreferenced_labels): Don't delete if
7147 LABEL_ALTERNATE_NAME is set.
7148 * print-rtl.c (print_rtx): Dump alternate name.
7149 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
7150 * rtl.h (LABEL_ALTERNATE_NAME): Define.
7151 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
7152 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
7154 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7156 * fix-header.c (recognized_extern, recognized_function): Constify
7159 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
7160 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
7161 (compute_available): Remove unused variable `last'.
7162 (compute_nearerout): Remove unused variable `temp_bitmap'.
7163 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
7164 Remove unused variable `x'.
7166 * scan.h (recognized_function, recognized_extern): Constify a
7169 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
7171 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7173 * varasm.c (decode_rtx_const): Use XSTR to access the string
7176 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
7178 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
7180 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7182 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
7184 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
7186 * pa.c (ireg_operand): New function.
7187 * pa.h (PREDICATE_CODES): Handle ireg_operand.
7188 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
7189 Fix out of date comment.
7191 * pa.md (negdi2): Turn into expander + anonymous pattern.
7193 * reload.c (find_reloads): Fix typos in recent change.
7195 * dwarf2out.c: Do not include ctype.h.
7197 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7199 * regclass.c (record_reg_classes): Always use may_move_cost when
7200 seeing how operand fits with various register classes.
7202 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
7204 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
7205 * toplev.c: Revert Nov 1 13:22 change.
7207 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
7209 * config/pa/pa.md (height reduction patterns): Add checks for
7210 overlapping operands to avoid semantic-destroying splits for
7211 height reduction patterns.
7213 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7215 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
7216 have been an hyphen, fixed.
7217 * configure: Rebuilt.
7219 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
7221 * config/arm/tpe.h: Add prototypes for exported functions.
7222 * config/arm/pe.c: Fix compile time warnings.
7223 * config/arm/semi.h: Fix compile time warnings.
7224 * config/arm/arm.c: Fix compile time warnings.
7225 * config/arm/arm.h: Fix compile time warnings.
7226 * config/arm/arm.md: Fix compile time warnings.
7227 * config/arm/thumb.c: Fix compile time warnings.
7228 * config/arm/thumb.h: Fix compile time warnings.
7229 * config/arm/thumb.md: Fix compile time warnings.
7231 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
7233 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
7236 * unroll.c (unroll_loop): Remove LOOP notes when loop is
7237 completely unrolled.
7239 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7241 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
7243 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
7245 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
7246 * rtl.h (rtx_equal_p): Move prototype.
7247 * rtl.c (rtx_equal_function_value_matters): Move from
7249 (rtx_equal_p): Likewise.
7250 * rtlanal.c (rtx_equal_function_value_matters): Delete.
7251 (rtx_equal_p): Likewise.
7253 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
7255 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
7258 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
7260 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
7262 * pa.h (ADDR_VEC_ALIGN): Define.
7264 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
7265 notes when presented with "if (foo) break; end_of_loop" and
7266 the break sequence gets moved out of the loop.
7268 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
7269 Remove explicit zero initializations of entries within MAP.
7271 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
7273 * reg-stack.c (convert_regs_1): Handle EH edges specially.
7275 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
7277 * bitmap.h (BITMAP_XMALLOC): New macro.
7278 * flow.c (CLEAN_ALLOCA): Remove.
7279 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
7280 (life_analysis): Likewise.
7281 (update_life_info): Don't use CLEAN_ALLOCA.
7282 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
7283 (calculate_global_regs_live): Likewise.
7284 (print_rtl_with_bb): Likewise.
7285 (verify_flow_info): Likewise.
7286 * global.c (global_alloc): Likewise.
7287 (global_conflicts): Likewise.
7288 * integrate.c (save_for_inline_nocopy): Likewise.
7289 (expand_inline_function): Likewise.
7290 * jump.c (jump_optimize_1): Likewise.
7291 (duplicate_loop_exit_test): Likewise.
7292 (thread_jumps): Likewise.
7293 * loop.c (loop_optimize): Likewise.
7294 (combine_givs): Likewise.
7295 (recombine_givs): Likewise.
7296 * reorg.c (dbr_schedule): Likewise.
7297 * unroll.c (unroll_loop): Likewise.
7299 * combine.c (combine_instructions): Use xmalloc instead of alloca.
7301 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
7303 * toplev.c (rest_of_compilation): Don't optimize the CFG
7304 when rebuilding, just before dbr.
7306 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7308 * output.h (assemble_end_function, assemble_destructor,
7309 assemble_constructor, assemble_gc_entry, assemble_global,
7310 assemble_label, output_constant_pool) Constify a char*.
7312 * varasm.c (assemble_destructor, assemble_constructor,
7313 assemble_gc_entry, assemble_end_function, assemble_global,
7314 assemble_label, output_constant_pool): Likewise.
7316 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
7318 * config/arm/thumb.c (thumb_expand_prologue): Add comments
7319 explaining what is goin on in this function.
7321 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7323 * regclass.c (record_reg_classes): In matching case, recompute
7324 costs since the direction of movement is different.
7326 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
7328 * resource.c (mark_target_live_regs): For unconditional branches,
7329 the resources found at the branch target should be added to the
7330 resources found so far, not intersected.
7332 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
7334 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
7336 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
7337 (sys/mman.h): Include this file only if #HAVE_MMAP.
7338 (run_compiles): Initialize `esac_fmt' with one old KR string, not
7339 with automatically concatenated ANSI strings.
7341 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
7343 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
7344 (DIV_ROUND_UP): Robustify.
7345 (ggc_recalculate_in_use_p): New function.
7346 (release_pages): Don't inline it.
7347 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
7349 (ggc_pop_context): Use ggc_recalculate_in_use_p.
7350 (clear_marks): Always save in_use_p.
7351 (sweep_pages): Use ggc_recalculate_in_use_p.
7352 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
7353 Release pages before counting statistics.
7355 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
7357 * toplev.c (rest_of_compilation): Fix thinko in this change:
7359 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
7361 (rest_of_compilation): If inside an inlined external function,
7362 pretend we are just being declared.
7364 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
7366 * flow.c (calculate_global_regs_live): Fix thinko.
7368 * integrate.c (expand_inline_function): Fix bugs in previous
7369 change from Oct 28, 1999.
7371 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
7373 * stmt.c (expand_value_return): Fix typo in this change:
7375 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7376 (expand_value_return): Correctly convert VAL when promoting function
7377 return; support RETURN_REG being a PARALLEL.
7379 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
7381 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
7383 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7385 * hard-reg-set.h (reg_names): Constify a char*.
7387 * regclass.c (reg_names): Likewise.
7389 * regs.h (reg_names): Likewise
7391 * a29k/a29k.c (reg_names): Delete declaration.
7393 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
7395 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
7396 arc_output_function_epilogue): Likewise.
7398 * elxsi/elxsi.c (reg_names): Likewise.
7400 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
7402 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
7405 * m88k/m88k.c (output_function_profiler): Likewise.
7407 * sparc/sparc.c (sparc_flat_output_function_prologue,
7408 sparc_flat_output_function_epilogue): Likewise.
7410 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
7412 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
7413 warning from -Wuninitialized and put it under -W.
7414 * function.c (uninitialized_vars_warning): Warn only when the
7415 corresponding flag is set.
7417 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
7419 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
7420 is nonzero and the single set does not have an elt, then assign
7423 * simplify-rtx.c: New file.
7424 * Makefile.in (OBJS): Add simplify-rtx.o
7425 (simplify-rtx.o): Add dependencies.
7426 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
7427 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
7428 (cse_gen_binary, simplify_unary_operation): Delete.
7429 (simplify_binary_operation, simplify_plus_minus): Likewise.
7430 (check_fold_consts, simplify_relation_operation): Likewise.
7431 (simplify_ternary_operation): Likewise.
7432 (delete_trivially_dead_insns): Simplify the contents of the
7433 REG_EQUAL note before trying to substitute it into the source
7434 of the reg-reg copy at the end of a libcall sequence.
7436 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
7437 references/callers changed.
7439 * mn10200.c (mn10200_va_arg): Force the return value into a
7442 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
7444 * cccp.c (macroexpand): Avoid out of range accesses for omitted
7447 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
7449 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
7451 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
7453 * fold-const.c (fold): Fix thinko when optimizing comparisons
7456 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
7458 * gcc.texi (Passes): Update front-end files to their current
7461 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
7463 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
7464 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7465 (PREDICATE_CODES): Add addition_operation.
7466 * alpha-protos.h (addition_operation): Declare.
7467 (secondary_reload_class): Likewise.
7468 * alpha.c (addition_operation): New.
7469 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
7470 * alpha.md (adddi3): Turn into expander.
7471 (*lda, *adddi_2): New.
7472 (movsf, movdf patterns): Don't preference integer regs.
7473 (movsi, movdi patterns): Don't preference fp regs.
7475 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
7477 * genrecog.c (write_switch): Check for duplicate CODE cases.
7479 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
7481 * ggc-common.c: Update pre-function commentary.
7482 * ggc-page.c: Likewise.
7484 (poison_pages): Use memset directly.
7485 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
7486 (ggc_collect): Poison before sweeping.
7487 * ggc-simple.c: Update pre-function commentary.
7488 (ggc_alloc_obj): Poison non-zeroed memory.
7490 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
7492 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
7493 match format string, even on 64-bit hosts.
7494 * gcc-page.c (ggc_page_print_statistics): Likewise.
7496 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
7498 * config/i386/i386.c (ix86_cpu): Revert last patch.
7499 * config/i386/i386.h (ix86_cpu): Ditto.
7501 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
7503 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
7504 TYPE_SIZE, convert type of result to sizetype.
7506 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
7508 * flow.c (count_or_remove_death_notes): Equate NULL with the
7511 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
7512 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
7515 * i386.c (pic_label_no): Delete.
7516 (ix86_attr_length_default): Don't use single_set to peek
7519 * recog.c (peephole2_optimize): Allow recog_next_insn to index
7520 the first insn after bb->end.
7521 * i386.md (push mem peeps): Scratch is live after evaluation
7523 (cmp mem peep): Similarly.
7525 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
7527 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
7528 * function.c (pad_to_arg_alignment): Add missing braces.
7530 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7532 * alpha/alpha-protos.h (literal_section): Add prototype.
7533 (alpha_need_linkage, alpha_start_function,alpha_end_function):
7536 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
7538 (alpha_start_function, alpha_end_function, float_strings,
7539 alpha_need_linkage): Constify a char*
7541 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
7543 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
7545 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
7547 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
7549 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7551 * flow.c (debug_flow_info): Add prototype.
7553 * gcc.c (main): Likewise.
7555 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
7558 * reload1.c (failed_reload, set_reload_reg): Likewise.
7560 * mips-tfile.c (main): Likewise.
7561 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
7562 with ATTRIBUTE_NORETURN.
7564 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
7566 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
7567 DECL is not a memory ref.
7569 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
7571 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
7572 * config/i386/i386.c (ix86_cpu): Add extern attribute.
7574 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
7576 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
7577 * config/mips/elf64.h: ditto.
7579 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
7581 * expr.c (emit_push_insn): New argument alignment_pad.
7582 Update all callers. Adjust stack pointer based on alignment pad.
7583 * function.c (pad_to_arg_alignment): New argument alignment_pad.
7584 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
7585 (locate_and_pad_parm): New argument alignment_pad. Update all
7587 * expr.h (emit_push_insn): Update prototype.
7588 (locate_and_pad_parm): Update prototype.
7589 * calls.c (arg_data): Add new field alignment_pad.
7590 (initialize_argument_information): Initialize alignment_pad.
7592 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
7594 * except.c (free_eh_nesting_info): Free the info itself.
7595 * function.c (free_after_compilation): Don't free NULL.
7596 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
7597 (pre_edge_insert): Free inserted.
7598 * stmt.c (free_stmt_status): Don't free NULL.
7600 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
7602 * gcov.c (DIR_SEPARATOR): Provide default.
7603 (output_data): Add test for MS-DOS format absolute filename.
7604 (fancy_abort): Correct program name.
7605 (open_files): Open all files in binary mode.
7606 * libgcc2.c (__bb_exit_func): Likewise.
7608 * profile.c (init_branch_prob): Specify binary when opening files.
7610 * flags.h (flag_unwind_tables): New decl.
7611 * toplev.c (flag_unwind_table): New definition.
7612 (f_options): Add -funwind-tables.
7613 (decode_g_option): Clarify warning when unknown -g option is given.
7614 (rest_of_compilation): If inside an inlined external function,
7615 pretend we are just being declared.
7617 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
7618 (dwarf2out_frame_finish): Likewise.
7620 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
7622 * fold-const.c (merge_ranges): If not in0, but in1, handle
7623 upper bounds equal like subset case.
7625 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
7627 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
7628 passed in a register but moved to the stack.
7630 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
7632 * gcc.c (pass_exit_codes, greatest_status): New variables.
7633 (struct option_map): Add entry for "--pass-exit-codes".
7634 (execute): Update greatest_status if error.
7635 (display_help): Add documentation for -pass-exit-codes.
7636 (process_command): Handle -pass-exit-codes.
7637 (main): Look at pass_exit_codes and greatest_status on call to exit.
7639 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7641 * reload.c (find_reloads): Refine test for no input reload
7642 case to not includes reloads emitted after insn.
7644 * function.c (find_temp_slots_from_address): Handle sum involving
7645 a register that points to a temp slot.
7646 (update_temp_slot_address): Make recursive call if both old and
7647 new are PLUS with a common operand.
7648 * calls.c (expand_call): Mark temp slot for result as having
7651 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
7653 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
7654 component as well as "BINUTILS".
7656 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
7657 * integrate.c (copy_rtx_and_substitute): Likewise.
7658 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
7659 All callers changed.
7660 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
7662 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
7663 gdb extensions, write size of type; also be more consistent
7664 in using references when this is a subtype.
7666 * pa.md (extv, extzv, insv): Use define_expand to reject constant
7667 that is out of range.
7669 * loop.c (unknown_constant_address_altered): New variable.
7670 (prescan_loop): Initialize it.
7671 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
7672 (invariant_p, case MEM): Remove handling for volatile and readonly;
7673 check new variable if readonly.
7674 (check_dbra_loop): Chdeck unknown_constant_address_altered.
7676 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
7677 (addr_affects_sp_p): Removed from note_mem_written and only
7678 define #ifdef AUTO_INC_DEC.
7680 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
7682 * regclass.c (record_reg_classes): Properly handle register move
7685 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
7686 Don't think valid if both operands are invalid.
7687 (struct constant_descriptor): New field RTL.
7688 (mark_const_hash_entry): Mark it.
7689 (record_constant{,_rtx}): Initialize it.
7690 (output_constant_def): Allocate RTL in permanent obstack and
7692 ({record,compare}_constant_1): Modes must match for
7693 CONSTRUCTOR of ARRAY_TYPE.
7695 * c-common.h (initializer_constant_valid_p): Delete decl from here.
7696 * output.h (initializer_constant_valid_p): Move decl to here.
7697 * c-common.c (initializer_constant_valid_p): Delete function from here.
7698 * varasm.c (initializer_constant_valid_p): Move function to here.
7700 * tree.h (STRIP_SIGN_NOPS): New macro.
7701 * fold-const.c (optimize_minmax_comparison): New function.
7702 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
7703 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
7704 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
7705 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
7706 widening conversions.
7707 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
7708 to look at size of mode, not precision of type; also add missing cases.
7709 (optimize_bit_field_compare, decode_field_reference): Don't try to
7710 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
7712 * dwarf2out.c (ctype.h): Include.
7713 (dwarf2out_set_demangle_name_func): New function.
7714 (size_of_line_info): Deleted.
7715 (output_line_info): Compute size of line info table from difference
7717 (base_type_die, add_name_attribute): Call demangle function, if any.
7718 (field_byte_offset): Use bits per word for variable length fields.
7719 (gen_array_type_die): Add array name.
7720 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
7721 (dwarf2out_add_library_unit_info): New function.
7723 * explow.c (set_stack_check_libfunc): New function.
7724 (stack_check_libfunc): New static variable.
7725 (probe_stack_range): Allow front-end to set up a libfunc to call.
7727 * combine.c (simplify_comparison): When making comparison in wider
7728 mode, check for having commuted an AND and a SUBREG.
7729 (contains_muldiv): New function.
7730 (try_combine): Call it when dividing a PARALLEL.
7731 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
7732 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
7734 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
7735 use one of the CLOBBERs instead.
7736 (if_then_else_cond): If comparing against zero, just return thing
7739 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
7740 Don't generate shifts and subtract if have conditional arithmetic.
7742 * rtl.h (delete_barrier): New declaration.
7743 * jump.c (jump_optimize): Set up to handle conditional call.
7744 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
7745 (delete_barrier): New function.
7747 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
7749 * recog.c (nonmemory_operand): Accept ADDRESSOF.
7751 * tree.c (build_type_attribute_variant): Push to obstack of
7752 ttype around type_hash_canon call.
7754 * expr.c (placeholder_list): Move decl to file scope.
7755 (expand_expr): Don't force access to volatile just because its
7757 If ignoring reference operations, just expand the operands.
7758 (expand_expr, case COMPONENT_REF): Propagate
7759 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
7760 Refine test for using bitfield operations vs pointer punning.
7761 (expand_expr, case CONVERT_EXPR): If converting to
7762 BLKmode UNION_TYPE from BLKmode, just return inner object.
7763 Use proper mode in store_field call.
7764 Properly set sizes of object to store and total size in store_field
7765 call for convert to union.
7766 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
7767 memory (like for ADDR_EXPR). Also, don't put constant in register if
7768 we'll want it in memory.
7769 (readonly_fields_p): New function.
7770 (expand_expr, case INDIRECT_REF): Call it if LHS.
7771 (expand_assignment): Handle a RESULT_DECL where
7772 DECL_RTL is a PARALLEL.
7773 (do_jump, case WITH_RECORD_EXPR): New case.
7774 (get_inner_reference): Always go inside a CONVERT_EXPR
7775 and NOP_EXPR if both modes are the same.
7776 (store_field): Use bitfield operations if size of bitsize is not same
7777 as size of RHS's type.
7778 Check for bitpos not a multiple of alignment in BLKmode case.
7779 Do block move in largest possible alignment.
7780 (store_constructor): Set BITSIZE to -1 for variable size and properly
7781 in case of array of BLKmode.
7782 (expand_expr_unaligned): New function.
7783 (do_compare_and_jump): Call it.
7785 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
7786 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
7787 does not include 'o'.
7789 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
7790 both SET_DEST and SET_SRC reference a virtual register.
7791 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
7793 * integrate.c (expand_inline_function): Handle case of setting
7794 virtual stack vars register (from built in setjmp); when parameter
7795 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
7796 (subst_constant): Add new parm, MEMONLY.
7797 (expand_inline_function, integrate_parm_decls): Pass new parm.
7798 (integrate_decl_tree): Likewise.
7799 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
7800 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
7801 (copy_rtx_and_substitute, case SET): Add explicit calls to
7802 copy_rtx_and_substitute for both sides.
7804 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
7806 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
7807 within INDEX_TYPE, instead of before.
7808 (fixup_gotos): Use f->target_rtl, not the next insn,
7809 since latter may be from a later fixup.
7810 (expand_value_return): Correctly convert VAL when promoting function
7811 return; support RETURN_REG being a PARALLEL.
7812 (expand_return): When checking for result in regs and having
7813 cleanup, consider PARALLEL in DECL_RTL as being in regs.
7815 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
7817 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
7818 last_nominal_fname): Mark const.
7819 (struct include_hash: name, nshort, control_macro): Mark
7821 (struct macrodef: symnam): Mark const.
7822 (struct if_stack: fname): Mark const.
7823 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
7824 (IStable): New character-syntax array which encompasses all
7825 the old is_foo arrays.
7826 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
7827 is_space): New macros for interrogating IStable.
7828 (check_macro_name): Kill last argument. All callers changed.
7830 * cppinit.c (initialize_char_syntax): Delete.
7831 (is_idchar, is_idstart, is_hor_space, is_space,
7832 trigraph_table): Delete.
7833 (IStable): New. Initialize with clever macros to avoid
7834 information duplication.
7835 (builtin_array): Table of builtins to get rid of explicit list
7836 in initialize_builtins.
7837 (initialize_builtins): Use builtins_array.
7838 (cpp_start_read): Call init_IStable, and set IStable['$'] if
7839 opts->dollars_in_ident.
7841 * cppexp.c: Change all refs to is_xyz[] arrays to use new
7843 (cpp_parse_expr): Avoid 'format string is not constant'
7844 warning. Use ISGRAPH to identify printable chars.
7845 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
7847 (read_and_prescan): Map trigraphs to chars with open-coded
7848 if-else-if-... sequence, not a lookup table.
7849 * cpphash.c: Change all refs to is_xyz[] arrays to use new
7851 * cpplib.c: Change all refs to is_xyz[] arrays to use new
7852 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
7853 (check_macro_name): Remove ability to report an invalid
7854 assertion name, which is never used.
7855 (do_line): Constify a couple of char *'s.
7856 * cppmain.c (main): Call cpp_cleanup before returning.
7858 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
7860 * ggc.h (struct ggc_statistics): New type.
7861 (ggc_get_size): New function.
7862 (ggc_print_statistics): Likewise.
7863 * ggc-common.c (ggc_stats): New variable.
7864 (ggc_mark_rtx_children): Keep statistics.
7865 (ggc_mark_tree_children): Likewise.
7866 (ggc_print_statistics): New function.
7867 * ggc-page.c (struct globals): Add bytes_mapped field.
7868 (alloc_anon): Update it.
7869 (release_pages): Likewise.
7870 (ggc_get_size): New function.
7871 (ggc_page_print_statistics): New function.
7872 * ggc-simple.c (ggc_get_size): New function.
7874 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
7876 * flow.c (propagate_block): When the last reference to a label
7877 before an ADDR_VEC is deleted because the reference is a dead
7878 store, delete the ADDR_VEC.
7880 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
7882 * resource.c (find_free_register): Don't use the frame pointer
7883 if frame_pointer_needed.
7885 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
7887 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
7888 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
7890 * config/i960/i960.c (i960_va_start): New locals base, num.
7891 Use INDIRECT_REF instead of ARRAY_REF on valist.
7892 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
7894 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
7896 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
7898 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
7900 * tree.def (PLACEHOLDER_EXPR): Update comments.
7902 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7904 * c-common.c (check_format_info): Avoid non-literal format string
7905 warnings when `first_arg_num' is zero.
7907 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7909 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
7911 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
7913 * arm.md (casesi_insn): Add a clobber of the condition code
7916 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
7918 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
7919 used by both cc1 and cc1plus.
7921 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
7923 * config/arm/arm.c: Initialise arm_structure_size_boundary to
7924 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
7925 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
7926 to the value 32 if it has not already been defined.
7927 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
7928 Override definition in arm.h with a value of 8.
7930 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
7932 * c-pragma.c (push_alignment): Don't check the return value
7935 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
7937 * sparc.h (ADJUST_COST): Fix thinko.
7939 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
7941 * cccp.c (rescan): Fixed obp pointer handling around call to
7942 check_expand subroutine.
7944 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
7946 * gcse.c (delete_null_pointer_checks): Only record non-null info
7947 for pseudos when examining stores.
7949 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
7950 splitters for these patterns. Use "#" for output templates.
7951 (addsi3_carryin_shift): New pattern.
7953 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
7955 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
7956 of the function return register into a plain REG until
7957 after function inlining is done.
7959 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
7961 * jump.c (jump_optimize_1): If we did cross-jumping, and
7962 the data will matter, rebuild the CFG.
7963 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
7964 not optimizing. Don't run shorten_branches.
7965 * toplev.c (rest_of_compilation): Run shorten_branches after
7968 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
7970 * rtl.h (note_stores): Add additional paramter.
7971 * rtlanal.c (reg_set_p_1): Take additional paramter.
7972 (reg_set_last_1): Likewise.
7973 (reg_set_p): Adjust call to note_stores.
7974 (reg_set_last): Likewise.
7975 (note_stores): Pass data parameter to worker function.
7976 * alias.c (record_set): Take additional parameter.
7977 (init_alias_analysis): Pass it.
7978 * caller-save.c (mark_set_regs): Take additional parameter.
7979 (save_call_clobbered_regs): Pass NULL to note_stores.
7980 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
7982 (record_dead_and_set_regs_1): Likewise.
7983 (reg_dead_at_p_1): Likewise.
7984 (combine_instructions): Adjust calls to note_stores.
7985 (try_combine): Likewise.
7986 (record_dead_insn): Remove.
7987 (record_dead_and_set_regs): Adjust calls to note_stores.
7988 (reg_dead_at_p): Likewise.
7989 * cse.c (invalidate_skipped_set): Take additional parameter.
7990 (cse_check_loop_start): Likewise.
7991 (cse_check_loop_start_value): Remove.
7992 (cse_set_around_loop): Adjust calls to note_stores.
7993 * flow.c (notice_stack_pointer_modification): Take additional
7994 parameter. Remove duplicate declaration.
7995 (record_volatile_insns): Adjust calls to note_stores.
7996 * gcse.c (record_set_info): Take additional parameter.
7997 (record_last_set_info): Likewise.
7998 (invalidate_nonnull_info): Likewise.
7999 (record_set_insn): Remove.
8000 (compute_sets): Adjust calls to note_stores.
8001 (last_set_insn): Remove.
8002 (compute_hash_table): Adjust calls to note_stores.
8003 (insert_insn_end_bb): Likewise.
8004 (delete_null_pointer_checks): Likewise.
8005 * global.c (mark_reg_store): Take additional parameter.
8006 (mark_reg_clobber): Likewise.
8007 (reg_becomes_live): Likewise.
8008 (global_conflicts): Adjust calls to note_stores.
8009 (build_insn_chain): Likewise.
8010 * integrate.c (note_modified_parmregs): Take additional parameter.
8011 (mark_stores): Likewise. Make it static.
8012 (save_for_inline_nocopy): Adjust calls to note_stores.
8013 (try_constants): Likewise.
8014 * integrate.h (mark_stores): Remove declaration.
8015 * jump.c (mark_modified_reg): Take additional parameter.
8016 (thread_jumps): Adjust calls to note_stores.
8017 * local-alloc.c (validate_equiv_mem_from_store): Take additional
8019 (no_equiv): Likewise.
8020 (reg_is_set): Likewise.
8021 (validate_equiv_mem): Adjust calls to note_stores.
8022 (update_equiv_regs): Likewise.
8023 (block_alloc): Likewise.
8024 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
8025 (note_addr_stored): Take additional parameter.
8026 (note_set_pseudo_multiple_uses): Likewise.
8027 (record_initial): Likewise.
8028 (prescan_loop): Adjust calls to note_stores.
8029 (strength_reduce): Likewise.
8030 (check_dbra_loop): Likewise.
8031 * regmove.c (flags_set_1): Take additional paramter.
8032 (mark_flags_life_zones): Adjust calls to note_stores.
8033 * reload1.c (mark_not_eliminable): Take additional parameter.
8034 (forget_old_reloads_1): Likewise.
8035 (reload_cse_invalidate_rtx): Likewise.
8036 (reload_cse_check_clobber): Likewise.
8037 (reload_combine_note_store): Likewise.
8038 (move2add_note_store): Likewise.
8039 (reload): Adjust calls to note_stores.
8040 (reload_as_needed): Likewise.
8041 (emit_reload_insns): Likewise.
8042 (reload_cse_regs_1): Likewise.
8043 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
8044 (reload_combine): Adjust calls to note_stores.
8045 * resource.c (update_live_status): Take additional paramter.
8046 (mark_target_live_regs): Adjust calls to note_stores.
8047 * stupid.c (find_clobbered_regs): Take additional parameter.
8048 (stupid_life_analysis): Adjust calls to note_stores.
8050 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
8052 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
8055 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
8058 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
8059 of the variable arm_structure_size_boundary.
8061 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8063 * alias.c (init_alias_analysis): Allocate reg_known_value and
8064 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
8066 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
8067 * cse.c (cse_main): Call end_alias_analysis.
8068 * haifa-sched.c (schedule_insns): Likewise.
8069 * local-alloc. (update_equiv_regs): Likewise.
8070 * reload1.c (reload_cse_regs): Likewise.
8072 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8074 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
8075 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
8076 mapping from MASK_FPU.
8078 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
8080 * sparc.md (call): Don't bound structure return size to 0xfff.
8082 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
8084 * resource.c (mark_target_live_regs): Check that the target
8085 insn wasn't created after compute_bb_for_insn.
8087 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
8089 * ggc-page.c (poison_pages): Don't be overzealous.
8091 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
8093 * alias.c: Update comments for ADDRESS.
8094 (nonlocal_reference_p): Look inside the ADDRESS to determine if
8095 it is a local memory reference.
8097 * c-typeck.c (build_function_call): Check that the built-in
8098 function is of class BUILT_IN_NORMAL before trying to recongize
8100 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
8101 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
8103 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
8105 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
8107 (pre_gcse): Likewise.
8108 (hoist_expr_reaches_here_p): Likewise.
8109 (hoist_code): Likewise.
8110 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
8112 (pre_expr_reaches_here_p_work): ... here.
8113 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
8115 (expr_reaches_here_p_work): ... here.
8117 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
8119 * resource.c (find_basic_block): Delete.
8120 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
8121 (init_resource_info): Call compute_bb_for_insn.
8123 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
8125 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
8126 with already adjacent blocks, but no fallthru.
8127 (merge_blocks_move_successor_nojumps): Simplify.
8128 (debug_flow_info): New.
8130 * toplev.c (rest_of_compilation): Open jump1 dump file before
8131 jump and close after, as opposed to just using dump_rtl.
8133 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8135 * reload.h (earlyclobber_operand_p): Declare.
8136 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
8137 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
8138 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
8139 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
8141 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
8142 Richard Henderson <rth@cygnus.com>
8144 * emit-rtl.c (emit_block_insn_before): New.
8145 (emit_block_insn_after): New.
8146 * basic-block.h: Declare them.
8148 * bitmap.h: Protect from multiple inclusion.
8150 * recog.c (scratch_operand): Handle VOIDmode correctly.
8152 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
8154 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
8155 * function.c (assign_parms): Likewise.
8156 * global.c (global_conflicts): Clarify STACK_REGS commentary.
8158 * reg-stack.c (max_uid): Remove.
8159 (blocks, block_begin, block_end, block_drops_in): Remove.
8160 (block_stack_in, block_out_reg_set, block_number): Remove.
8161 (struct block_info_def, BLOCK_INFO): New.
8162 (enum emit_where): New.
8163 (current_block): New.
8164 (BLOCK_NUM): Remove.
8165 (mark_regs_pat, record_label_references): Remove.
8166 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
8168 (goto_block_pat, print_blocks, dump_stack_info): Remove.
8169 (reg_to_stack): Simplified test for existance of fp code. Use
8170 flow.c code. Call shorten_branches after cross-jump opt.
8171 (check_asm_stack_operands): Renamed from record_asm_reg_life.
8172 Return false if the asm doesn't use stack regs. Don't do life
8173 analysis on the asm.
8174 (emit_pop_insn): Replace function pointer arg `when' with
8175 enum `where'. Update all callers.
8176 (change_stack): Likewise. Update basic block end.
8177 (emit_swap_insn): Use current_block->head to limit reverse search
8178 for start of block. Use emit_block_insn_after.
8179 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
8180 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
8181 structure assignment instead of bcopy.
8183 (convert_regs_entry, convert_regs_exit): New.
8184 (convert_regs_1, convert_regs_2): Split out from convert_regs.
8185 Work on basic blocks and the CFG.
8186 (convert_regs): Use them.
8188 * i386.c (output_fix_trunc): Remove code for DImode input operand
8189 not at top-of-stack.
8190 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
8192 (fix_truncdi_1): Allow any mode scratch.
8194 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
8196 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
8197 * linux.h, netbsd.h, vms.h: Not here.
8199 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
8201 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
8202 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
8203 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
8204 CONDITIONAL_REGISTER_USEAGE): Use them.
8205 * config/mips/mips.c (mips_move_1word,mips_move_2words,
8206 gen_conditional_branch,override_options) : Use them.
8207 * config/mips/mips.md : Use them.
8209 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
8211 * i386.md (zero_extendqihi2): Use SImode register name with andl.
8213 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
8215 * integrate.c (function_cannot_inline_p): Don't allow inlining
8218 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8220 * c-parse.in (cast_expr): Constify.
8222 * cccp.c (special_symbol): Likewise.
8224 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
8226 * dwarf2out.c (base_type_die): Likewise.
8228 * global.c (allocno_compare): Likewise.
8230 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
8232 * regclass.c (fix_register): Likewise.
8234 * rtl.h (fix_register): Likewise.
8236 * stupid.c (stupid_reg_compare): Likewise.
8238 * toplev.c (decode_f_option): Likewise.
8240 * tree.c (build_complex_type): Likewise.
8242 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
8244 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
8246 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8248 * reload.c (find_reloads): Compute mode and nregs fields of all
8250 * reload1.c (calculate_needs_all_insns): Simplify a bit.
8251 (calculate_needs): Use precomputed mode/nregs values.
8252 (allocate_reload_reg): Likewise.
8254 (failed_reload, set_reload_reg): ... new functions.
8255 (choose_reload_regs_init): New function, mostly broken out from...
8256 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
8257 Also lose one #if 0 block.
8259 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
8261 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
8264 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
8266 * tree.h (BLOCK_TYPE_TAGS): Remove.
8267 (BLOCK_END_NOTE): Likewise.
8268 (BLOCK_LIVE_RANGE_FLAG): Likewise.
8269 (BLOCK_LIVE_RANGE_START): Likewise.
8270 (BLOCK_LIVE_RANGE_END): Likewise.
8271 (tree_block): Remove live_range_flag, live_range_var_flag, and
8272 type_tags. Remove end_note, live_range_start, and live_range_end.
8273 (remember_end_note): Remove prototype.
8274 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
8275 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
8277 * ggc-common.c (ggc_mark_tree_children): Don't mark
8278 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
8279 * integrate.c (adjust_copied_decl_tree): Remove.
8280 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
8281 * stmt.c (last_block_end_note): Remove.
8282 (init_stmt): Don't add a GC root for it.
8283 (expand_fixup): Don't set it.
8284 (remember_end_note): Remove.
8285 (expand_end_bindings): Don't set last_block_end_note.
8287 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8289 * reload1.c (reload_reg_free_for_value_p): Show
8290 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
8293 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
8295 * expmed.c (extract_bit_field): Allow for the case of non-integer
8296 objects that are smaller than a word (like SFmode on a 64-bit
8299 * loop.c (basic_induction_var): A non-integer variable which is
8300 being set by a paradoxical subreg is probably not a biv.
8302 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8304 * prefix.c (translate_name) Check for empty prefix string.
8306 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
8308 * Makefile.in (CPP_CROSS_NAME): New variable.
8309 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
8311 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
8312 names of the files to be uninstalled.
8314 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
8316 * collect2.c (IS_DIR_SEPARATOR): Define.
8317 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
8319 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
8322 * haifa-sched.c (add_dependence): Update the true dependency
8323 cache the first time we add a true dependence to the LOG_LINKS chain.
8325 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
8327 * fold-const.c (fold): Fix comment.
8329 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8331 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
8332 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
8333 dbxout_start_new_source_file, dbxout_source_file,
8334 dbxout_source_line, dbxout_finish, dbxout_type_fields,
8335 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
8337 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
8338 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
8339 (dbxout_block): Initialize variable `blocknum'.
8341 * dbxout.h (dbxout_init, dbxout_finish,
8342 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
8343 dbxout_args, dbxout_source_line): Constify a char*.
8345 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
8346 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
8347 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
8348 low_pc_attribute, high_pc_attribute, body_begin_attribute,
8349 body_end_attribute, comp_dir_attribute, sf_names_attribute,
8350 src_info_attribute, mac_info_attribute, producer_attribute,
8351 lookup_filename, generate_macinfo_entry, fundamental_type_code,
8352 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
8353 dwarfout_undef): Constify a char*.
8354 (add_incomplete_type, retry_incomplete_types): Add prototypes.
8356 * dwarfout.h (dwarfout_define, dwarfout_undef,
8357 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
8359 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
8361 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
8362 (MULTILIB_ISA_DEFAULT): New.
8363 (MULTILIB_DEFAULTS): Use it.
8364 * config/mips/mips.c (): Remove the now unnecessary definition
8365 of MIPS_ISA_DEFAULT.
8366 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
8367 unnecessary definition.
8369 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
8371 * arm.md (pic_load_addr): Add constraints to operand 1.
8373 1999-10-25 Bruce Korb <autogen@linuxbox.com>
8375 * fixinc/genfixes: Provide a means for specifying -D options to
8378 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
8380 * arm.c (arm_override_options): Correct initialization of
8381 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
8382 arm_is_strong, and arm_is_6_or_7.
8384 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
8385 (note_set_pseudo_multiple_uses): New function.
8386 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
8387 if a pseudo set in the loop exit is used elsewhere.
8389 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
8391 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
8393 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
8395 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
8396 a single load-address pattern.
8398 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
8400 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
8401 depending on whether or not line-number notes are present.
8403 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8405 * cccp.c (progname, file_buf, default_include, include_file,
8406 macrodef, definition, hashval, wchar_type, user_label_prefix,
8407 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
8408 expand_to_temp_buffer, is_system_include, base_name,
8409 absolute_filename, read_name_map, open_include_file,
8410 record_control_macro, check_precompiled, check_preconditions,
8411 pcfinclude, pass_thru_directive, create_definition,
8412 check_macro_name, comp_def_part, collect_expansion,
8413 check_assertion, read_token_list, assertion_install,
8414 assertion_lookup, eval_if_expression, conditional_skip,
8415 validate_else, skip_quoted_string, quote_string, macarg1,
8416 error_from_errno, install, lookup, hashf, dump_defn_1,
8417 perror_with_name, pfatal_with_name, main, trigraph_pcp,
8418 check_white_space, rescan, handle_directive, monthnames,
8419 special_symbol, do_include, remap_include_file, write_output,
8420 arglist, do_assert, do_unassert, do_line, do_error, do_once,
8421 do_ident, do_sccs, do_xifdef, skip_if_group,
8422 output_line_directive, macroexpand, macarg, change_newlines,
8423 initialize_builtins, make_definition): Constify a char*.
8425 * pcp.h (stringdef): Likewise.
8427 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
8429 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
8432 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
8433 Richard Henderson <rth@cygnus.com>
8435 * alias.c: Include ggc.h.
8436 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
8437 (record_set): Verify enough room in reg_base_value.
8438 (init_alias_analysis): Allocate reg_base_value with xcalloc.
8439 Register it as a GC root.
8440 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
8441 * Makefile.in (alias.o): Depend on ggc.h.
8443 * unroll.c (unroll_loop): Verify the insn before a barrier
8444 is a JUMP_INSN before checking JUMP_LABEL.
8446 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8448 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
8449 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
8450 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
8451 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
8452 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
8453 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
8455 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8457 * output.h (ctors_section, dtors_section, bss_section): Prototype.
8459 * alpha/alpha-interix.h (text_section): Delete prototype.
8460 * alpha/elf.h (text_section): Likewise.
8461 * arm/linux-elf.h (text_section): Likewise.
8462 * arm/linux-telf.h (text_section): Likewise.
8463 * c4x/c4x.h (text_section): Likewise.
8464 * dsp16xx/dsp16xx.h (bss_section): Likewise.
8465 * elfos.h (text_section): Likewise.
8466 * i386/aix386ng.h (text_section): Likewise.
8467 * i386/i386-interix.h (text_section): Likewise.
8468 * i386/sco5.h (text_section): Likewise.
8469 * i386/svr3gas.h (text_section): Likewise.
8470 * nextstep.h (text_section): Likewise.
8471 * psos.h (text_section): Likewise.
8472 * ptx4.h (text_section): Likewise.
8473 * svr3.h (text_section): Likewise.
8474 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
8476 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8478 * final.c (peephole): Delete prototype.
8480 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
8481 (pre_insert_copies): Remove unused variable `bb'.
8483 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
8486 * output.h (peephole): Add prototype.
8488 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
8490 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
8493 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
8495 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
8496 for inlined declarations.
8498 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
8500 * arm.c (logical_binary_operator): New fucntion.
8501 * arm.h (logical_binary_operator): Declare it.
8502 (PREDICATE_CODES): Handle logical_binary_operator.
8503 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
8504 output constraints. Add appropriate splitters.
8505 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
8506 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
8507 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
8509 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8511 * genoutput.c (struct operand_data): New elt eliminable.
8512 (output_operand_data): Write it.
8513 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
8514 (compare_operands): Take it into account.
8515 * recog.h (struct insn_operand_data): New elt eliminable.
8516 * reload1.c (check_eliminable_occurrences, elimination_effects): New
8518 (old_asm_operands_vec, new_asm_operands_vec): Delete.
8519 (eliminate_regs): Move code that detects changes to elimination
8520 target regs into new function elimination_effects.
8521 Delete one #if 0 block.
8522 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
8523 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
8524 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
8525 Only call eliminate_regs for real operands of the insn, not for parts
8526 of its structure or parts matched by things like match_operator.
8527 Use elimination_effects and check_eliminable_occurrences. Use
8528 copy_insn to duplicate the pattern when not in the final pass.
8530 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
8532 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
8535 1999-10-22 Bruce Korb <autogen@linuxbox.com>
8537 * fixinc/README: document the "mach" machine matching test
8538 * fixinc/fixfixes.c: Implement the #else/#endif label fix
8539 * fixinc/fixtests.c: Implement the #else/#endif label test
8540 * fixinc/inclhack.def: utilize these tests and fixes
8541 * fixinc/inclhack.sh: regen
8542 * fixinc/fixincl.x: regen
8543 * fixinc/fixincl.sh: regen
8545 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
8547 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
8550 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
8552 * gcc.1: Document exit codes.
8554 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8556 * calls.c: Include tm_p.h later, so everything we need is defined.
8558 * function.c: Likewise.
8560 * except.c: Include tm_p.h.
8562 * sparc.c: Likewise.
8563 (dwarf2out_cfi_label): Don't prototype.
8564 (check_return_regs, epilogue_renumber,
8565 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
8566 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
8567 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
8568 ultra_schedule_insn): Add static prototype.
8569 (data_segment_operand, text_segment_operand): Call itself with the
8570 proper number of arguments.
8571 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
8573 * sparc.h: Move all declarations to sparc-protos.h.
8574 (SELECT_RTX_SECTION): Pass a missing MODE argument to
8577 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
8579 * config/svr4.h (text_section, ctors_section, dtors_section): Add
8581 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
8582 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
8583 ASM_OUTPUT_ASCII): Constify a char*.
8585 * sparc-protos.h: New file for sparc prototypes.
8587 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8589 * function.c (record_insns, contains): Always declare and define.
8590 (record_insns): Mark with ATTRIBUTE_UNUSED.
8592 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
8594 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
8595 to .section when outputting a .bss section to deal with multiple
8596 .bss input sections (as happens with -fdata-sections)
8597 Also output %progbits, not @progbits so the assembler doesn't treat as
8599 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
8601 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
8602 thumb parts even when building with non-thumb CPUs, by forcing
8605 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
8607 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
8608 (movdf_const_intreg_sp64): Similarly.
8610 * local-alloc.c (update_equiv_regs): Check the correct insn
8611 for pre-existing REG_EQUIV notes.
8613 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
8615 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
8616 block reached by a branch if we're not going to actually process
8619 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
8621 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
8622 a local extern function declaration.
8624 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
8626 * i386.c (ix86_expand_prologue): Properly wrap USE around
8627 reg for CALL_INSN_FUNCTION_USAGE.
8629 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
8631 * config/mips/mips.md (movdf_internal1a): Allow floating-point
8632 move between GP_REGs.
8634 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
8636 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
8637 the mode size when finding out if an offset is legal.
8639 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
8641 * basic-block.h (PROP_*): Move constants from ...
8643 (compute_bb_for_insn): Free the array before reallocating.
8644 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
8645 (allocate_reg_life_data): Reset all reg variables collected by
8647 (get_block_head_tail): Don't convert from bb to block.
8648 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
8649 (find_insn_reg_weight): Take block not bb.
8650 (schedule_block): Don't set block num for moved insns.
8651 (schedule_region): Don't update_life_info or find_insn_reg_weight.
8652 (schedule_insns): Do it here instead.
8653 * combine.c (combine_instructions): Invoke compute_bb_for_insn
8654 before update_life_info.
8655 * recog.c (split_all_insns, peephole2_optimize): Update for
8656 new arg to update_life_info.
8657 * rtlanal.c (remove_note): Cope with NULL note.
8658 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
8661 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
8663 * jump.c (jump_optimize_1): More accurately detect casesi insns.
8665 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
8666 block records so that merge_blocks_nomove will clean up correctly.
8667 (split_edge): Handle casesi insns.
8669 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
8671 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
8673 * pa.md (call, call_value): Do not emit a blockage after restoring
8676 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
8678 * c-typeck.c (c_expand_asm_operands): Fix typo.
8680 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8682 * arm.c (fpu_rhs_operand): Verify modes.
8683 (fpu_add_operand): Likewise.
8684 (di_operand): Likewise.
8685 (soft_df_operand): Likewise.
8687 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
8689 * arm.c (arm_return_in_memory): APCS rules state that the elements
8690 of a structure returned in a register must be 'integer-like'.
8692 1999-10-19 Bruce Korb <autogen@linuxbox.com>
8694 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
8695 in the source tree when the generated targets are out of date
8696 * fixinc/genfixes: Alter it to run individual fixes for make.
8697 * fixinc/README: rewrite
8698 * fixinc/inclhack.def: moved initial comments to README
8700 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
8702 * toplev.c (main): Do not generate an error message if an
8703 unrecognised command line switch is recognisable by another
8704 language. If extra_warnings are enabled, then generate a
8705 warning message instead.
8707 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
8709 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
8710 (insert_pack_attributes): Delete prototype.
8712 * c-pragma.c (default_alignment): New static variable.
8713 (push_alignment): Initialize to current effective alignment.
8714 (pop_alignment): Use to set new alignment.
8715 (insert_pack_attributes): Delete function.
8716 (handle_pragma_token): Set default_alignment as well each time
8717 a #pragma pack(<n>) is encountered.
8719 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
8721 * reg-stack.c (stack_result): Aggregates are not returned in
8724 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8726 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
8728 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
8730 * basic-block.h (set_block_num): Declare.
8731 * flow.c (update_life_info): Don't call compute_bb_for_insn
8732 or free_basic_block_vars.
8733 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
8734 (insn_orig_block): Remove.
8735 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
8736 (schedule_block): Keep BLOCK_NUM up-to-date.
8737 (schedule_insns): Use compute_bb_for_insn.
8738 * recog.c (split_all_insns): Likewise.
8739 (peephole2_optimize): Likewise.
8741 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
8743 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
8744 if the pic register is used.
8746 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8748 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
8749 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
8750 if that tests TREE_PERMANENT.
8752 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
8754 * cse.c (invalidate_for_call): Do not remove memory references from
8755 the table here. It's handled elsewhere.
8757 * haifa-sched.c (add_dependence): Protect references to the
8758 true dependency cache with #ifdef INSN_SCHEDULING.
8759 (remove_dependence): Similarly.
8761 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
8762 to the cfg code that this is a return instruction.
8763 * mn10300.md (return_internal): Similarly.
8765 * combine.c (get_last_value): If the last set of a register
8766 is after subst_low_cuid, then we can not use it to determine
8767 the register's last value.
8769 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
8771 * Makefile.in: Back out previous change.
8773 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
8775 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
8777 * haifa-sched.c (add_dependence): Only check/update the cache
8779 (remove_dependence): Likewise.
8780 (schedule_insns): Only create the true_dependency_cache if the
8781 average number of instructions in a basic block is very large.
8783 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
8785 * Makefile.in (ggc-common.o): Depend on genrtl.h.
8786 (ggc-simple.o): Likewise.
8787 (ggc-page.o): Likewise.
8789 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
8791 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
8792 Prototype for exported functions.
8793 (pre_lcm, pre_rev_lcm): Remove prototypes.
8794 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
8795 (compute_available): Move to lcm.c, and change parameter order.
8796 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
8797 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
8798 (gcse_main): No longer call compute_preds_succs. Rebuild the
8799 set table after reach pre pass.
8800 (pre_insert_map, pre_delete_map, edge_list): New.
8801 (alloc_pre_mem): Allocate edge vectors.
8802 (free_pre_mem): Delete edge vectors.
8803 (compute_pre_data): Call new edge based lcm routines.
8804 (process_insert_insn): New function.
8805 (insert_insn_end_bb): Use it.
8806 (pre_edge_insert): New function.
8807 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
8809 (pre_insert_copies): Revamp using new edge based lcm outputs.
8810 (pre_delete): Likewise.
8811 (one_pre_gcse_pass): Insert & remove fake edges to the exit
8813 (compute_code_hoist_vbeinout): New new edge based routines.
8814 * lcm.c: Remove all the old LCM functions. Replace with new ones
8815 that work with the new cfg datastructures and work with edges
8818 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8820 * reload.h (struct reload): Add new fields "mode" and "nregs".
8821 * reload1.c: Change all occurrences of reload_mode and reload_nregs
8822 to reference the "mode" and "nregs" field within struct reload.
8824 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
8826 * haifa-sched.c (true_dependency_cache): New.
8827 (add_dependence): Use the true dependency cache to avoid expensive
8828 walks down the LOG_LINKS dependency list. Add entries to the
8830 (remove_dependence): Remove entries from the true dependency cache
8832 (schedule_insns): Allocate and initialize and free the true
8835 * haifa-sched.c (schedule_insns): Do not remove inter-block
8836 dependencies anymore.
8838 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
8840 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
8841 * i386/t-winnt: Likewise.
8843 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
8845 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
8847 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
8849 * Makefile.in (LANGUAGES): Omit "proto".
8850 (clean): Remove stale comment about removing unprotoize.c.
8852 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8854 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
8855 using arithmetic on void pointers.
8857 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
8859 * haifa-sched.c (compute_block_forward_dependencies): Only check
8860 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
8862 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
8864 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
8865 (expr_equiv_p): Reject memories with different alias sets.
8867 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
8869 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
8870 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
8871 (f_options): Add "bounded-pointers" and "bounds-check" entries.
8872 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
8873 (lang_init): Set default for flag_bounds_check if still "unspecified".
8875 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8877 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
8879 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8881 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
8884 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8886 * config/c4x/c4x.md (*db_noclobber,
8887 *decrement_and_branch_until_zero_noclobber): New patterns and
8888 associated splitters.
8890 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8892 * config/c4x/c4x.md (parallel instruction patterns): Rework
8893 constraints to keep reload happy.
8895 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8897 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
8898 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
8899 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
8900 Add new patterns and associated post-reload splitters.
8902 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8904 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
8906 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8908 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
8910 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
8912 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8914 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
8917 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
8919 * pa.c (move_operand): Rely on memory_address_p to determine the
8920 validity of non-indexed memory addresses.
8921 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
8922 operand in DFmode and SFmode when generating PA2.0 code.
8924 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
8926 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
8928 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
8930 * mips.c (function_prologue): Fix argument types.
8931 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
8932 (casesi_internal): Write to the scratch register.
8934 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
8936 * cppexp.c (cpp_parse_escape): Make static. Change second arg
8938 (parse_charconst): Delete unnecessary cast when calling
8940 (cpplib.h): Kill prototype of cpp_parse_escape.
8942 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
8944 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
8945 * unroll.c (unroll_loop): Cast return value of alloca.
8946 * i370/i370.c: Include function.h and toplev.h.
8947 (i370_label_scan): Remove c++ commented abort.
8948 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
8949 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
8950 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
8951 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
8953 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
8955 * config/t-freebsd: Do not override USER_H.
8956 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
8958 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
8959 Mumit Khan <khan@xraylith.wisc.edu>
8961 * c-parse.in (component_decl): Support anonymous struct/union.
8963 * c-parse.y: Regenerate.
8964 * c-parse.c: Likewise.
8965 * objc/objc-parse.y: Likewise.
8966 * objc/objc-parse.c: Likewise.
8967 * c-decl.c (finish_struct): Don't sort the fields.
8968 (field_decl_cmp): Delete unused function.
8970 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
8972 * sparc.md (movsf_const_intreg): Revert last constraint change.
8973 (movdf_const_intreg_sp32): Likewise.
8975 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
8977 * cse.c: Include hashtab.h instead of splay-tree.h
8978 (struct cse_reg_info): No longer use variant union. Add new
8979 field "regno". All references changed to avoid union.
8980 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
8981 (free_cse_reg_info): Remove.
8982 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
8983 (get_cse_reg_info): Revamp to use expandable hash tables instead
8984 of splay trees. Initialize new fields in cse_reg_info structure.
8985 (new_basic_block): Similarly.
8987 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
8989 * genrecog.c (message_with_line): Prototype.
8990 (validate_pattern): Pass along the set for the dest, not a flag.
8991 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
8992 Check for PC/CC0 as sources.
8993 (nodes_identical): Check for children position match before
8994 allowing the combination.
8996 * rtl.c (read_rtx): Track line number across \\\n.
8998 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
9000 * mips.h (SPECIAL_MODE_PREDICATES): New.
9001 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
9002 (movdi+1, movsi+1): Add output reload constraint.
9003 (casesi_internal): Likewise. Fix commentary.
9004 (return_internal): Use pmode_register_operand.
9006 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
9008 * 1750a.md (movstrqi): Add missing output reload constraint.
9009 (call_value): Likewise.
9010 * a29k.md (cpxxx patterns): Add missing match_operator mode.
9011 (jmpfdec): Add missing inout reload constraint.
9012 * elxsi.md (addsi patterns): Add missing output reload constraint.
9013 (move from sp): Use @ alternates.
9014 (call_value): No constraint on output.
9015 * fr30.md (movsi_pop): Add missing output reload constraint.
9016 (movsf_constant_store): Likewise.
9017 (splits): Remove constraints.
9018 (subsi3): Add missing mode.
9019 * i370.md (cmpstrsi+1): Add missing output reload constraint.
9020 (call_value): Likewise.
9021 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
9022 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
9023 * m32r.md (movsicc_internal): Add output reload constraint.
9024 (movstrsi_internal): Add inout reload constraints.
9025 * m88k.h (reg_names): Don't declare.
9026 (SPECIAL_MODE_PREDICATES): New.
9027 * m88k.md (*): Use register_operand not reg_or_0_operand
9029 * mn10200.h (PREDICATE_CODES): New.
9030 * ns32k.md (ffs pattern): Add output reload constraint.
9031 * pdp11.md (sob pattern): Add inout reload constraint.
9032 * sh.md (splits): Remove constraints.
9033 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
9034 * v850.md (pattern_is_ok_for_epilogue): Likewise.
9035 * vax.md (jgequ pattern): Add inout reload constraint.
9037 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
9039 * configure.in (djgpp): Revert previous patch.
9040 * configure: Rebuit.
9041 * config/i386/djgpp.h: Revert previous patch.
9043 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
9045 * fixinc/inclhack.def: Restore patch lost during last merge of
9046 "no_bogosity" branch.
9047 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9049 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
9051 * fixincludes: Add a HPUX 11 fix for inttypes.h.
9052 * fixinc/inclhack.def: Same.
9053 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
9055 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
9057 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
9058 as the base of a PLUS.
9060 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9062 * config/c4x/c4x.md: Define mode for remaining unspec operators.
9063 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
9065 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
9067 * pa.md (post_stw+1): Use pmode_register_operand.
9068 (dcacheflush, icacheflush): Likewise.
9070 * i386.md (movstricthi_1): Allow r/r.
9072 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
9074 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
9075 to (not (and (arg0) (arg1))). Similary for and.
9077 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
9078 fallthrough to associate code.
9079 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
9082 * combine.c (simplify_logical): Convert XOR to IOR if operands have
9083 no bits in common; remove XOR to ROTATE conversion.
9085 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9087 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
9089 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9091 * config/c4x/c4x.c (dst_operand): New.
9092 (PREDICATE_CODES): Update.
9093 * config/c4x/c4x.h (dst_operand): Declare it.
9094 * config/c4x/c4x.md: Define mode for each unspec usage.
9095 (move patterns): Use dst_operand predicate instead of src_operand.
9096 (movqi_update, movqf_update): Delete.
9098 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
9100 * recog.c (pmode_register_operand): New.
9101 * recog.h: Declare it.
9102 * genrecog.c (pred_codes): Likewise.
9103 (special_mode_pred_table): Likewise.
9104 (validate_pattern): Don't warn no mode for address_operand.
9106 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
9107 if the operand is not insn-like.
9109 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
9110 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
9112 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
9114 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
9116 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
9117 instead of general_operand in a SET_DEST. Use const_double_operand
9118 instead of an explicit test against CONST_DOUBLE.
9119 (movsf_const_lo): Add missing register mode.
9120 (goto_handler_and_restore): Add auxiliary test for Pmode.
9121 (flush): Adjust to use address_operand.
9122 (return_sf_no_fpu): Add missing output constraint.
9124 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
9126 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
9127 for call return value.
9128 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
9130 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
9132 * toplev.c (main): Only warn about options for other languages.
9133 * collect2.c (main): Pass -w to sub-gcc.
9135 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
9137 * flow.c (propagate_block): Add call-clobbered registers to
9140 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
9141 zapping mem_set_list.
9142 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
9143 (mark_set_1, mark_used_regs): Likewise.
9145 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
9147 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
9149 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9151 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
9152 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
9153 options. Also add a new item "C-only Warning Options" to the
9156 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
9158 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
9159 from multiple calls.
9161 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
9163 * i386.md (call value patterns): Move to the end of the file.
9164 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
9166 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
9168 * configure.in (djgpp configuration): Define extra_objects..
9169 * configure: Rebuilt.
9170 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
9171 (DTORS_SECTION_ASM_OP): Define.
9172 (INIT_SECTION_ASM_OP): Define.
9173 (FINI_SECTION_ASM_OP): Define.
9174 (DATA_SECTION_ASM_OP): Define.
9175 (TEXT_SECTION_ASM_OP): Define.
9176 (EH_FRAME_SECTION_ASM_OP): Define.
9177 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
9178 (STARTFILE_SPEC): Add crtbegin.o.
9179 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
9180 to here from LINK_COMMAND_SPEC.
9181 (DO_GLOBAL_CTORS_BODY): Define.
9182 (CRTSTUFF_USE_FINI_SECTION): Define
9183 (HAS_INIT_SECTION): Delete.
9185 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
9187 * Makefile.in (all.cross): Depend on xcpp$(exeext).
9189 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
9191 * pa.h (PREDICATE_CODES): New.
9193 * genrecog.c (validate_pattern): Condense the destination
9196 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
9198 * alpha.md (call-1): Supply missing mode for operator.
9199 (*): Add missing output reload constraints. Remove constraints
9202 * i386.h (SPECIAL_MODE_PREDICATES): New.
9203 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
9204 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
9205 (addsi_lea_3): Add missing mode for op 3.
9206 (prologue_set_got, prologue_get_pc): Add missing modes.
9207 (*) Add missing output reload constraints.
9209 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
9211 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
9212 check for member bit-size overflow and use var_size if it occurs.
9213 (layout_record): Use bitsize_int() to define the type size in bits.
9214 Likewise for computation and assignment to DECL_FIELD_BITPOS.
9215 (layout_decl): Likewise when assigning to DECL_SIZE.
9217 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
9219 * genrecog.c (validate_pattern): Typo last change. Verify
9220 that output operands have output reloads.
9222 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
9224 * genrecog.c (special_mode_pred_table): New.
9225 (NUM_SPECIAL_MODE_PREDS): New.
9226 (find_operand): New.
9227 (validate_pattern): New argument `insn'. Warn for assignment to
9228 any predicate accepting non-lvalues. Conditionaly warn for
9229 match_operand without a mode. Try much harder to match source
9230 and destination modes on a set.
9231 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
9233 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
9235 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
9237 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
9239 * combine.c (simplify_logical): Recognize xor pattern that encodes
9242 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9244 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
9247 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
9249 * ggc-page.c (MAP_FAILED): Provide default.
9251 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
9253 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
9254 * sparc.h (PREDICATE_CODES): Update.
9256 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
9258 * alpha.c (some_ni_operand): New.
9259 * alpha-protos.h: Declare it.
9260 * alpha.h (PREDICATE_CODES): Update.
9261 * alpha.md (sXaddq reload insns): Use some_ni_operand
9262 for SET_DEST instead of some_operand.
9264 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
9265 Jim Wilson <wilson@cygnus.com>
9267 * genrecog.c (maybe_both_true_2): Don't compare modes of
9269 (process_tree): Elide peephole2_insns. Invoke simplify_tests
9270 after find_afterward.
9271 (debug_decision_1): Dump next and afterward codes.
9273 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
9275 * rtl.c (dump_and_abort): Remove.
9276 (fatal_with_file_and_line): New.
9277 (fatal_expected_char): New.
9278 (read_rtx_lineno, read_rtx_filename): New.
9279 (read_skip_spaces): Track line number.
9280 (read_name): Use fatal_with_file_and_line.
9281 (read_rtx): Use fatal_expected_char. Track line number.
9282 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
9284 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
9285 if it isn't a CODE_LABEL.
9287 * genattr.c (main): Set read_rtx_filename.
9288 * genattrtab.c (main): Likewise.
9289 * gencodes.c (main): Likewise.
9290 * genconfig.c (main): Likewise.
9291 * genemit.c (main): Likewise.
9292 * genextract.c (main): Likewise.
9293 * genflags.c (main): Likewise.
9294 * genopinit.c (main): Likewise.
9295 * genoutput.c (main): Likewise.
9296 * genpeep.c (main): Likewise.
9298 * genrecog.c (decision_test.u.insn): Add `lineno'.
9299 (pattern_lineno, error_count): New variables.
9300 (message_with_line): New.
9301 (add_to_sequence): Break out checking code to ...
9302 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
9303 (merge_insn): Use message_with_line.
9304 (make_insn_sequence): Use validate_pattern. Record insn lineno.
9305 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
9307 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9309 * expr.c (store_constructor): Clear union if constructor is empty.
9311 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
9313 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
9314 Add !endian checks. Change %{...} to %(...).
9316 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
9318 * i386.md (*addsi3_cc): Renamed from addcsi3.
9319 (*addsi3_carry): Renamed from addxsi3.
9320 (*subsi3_cc): Renamed from subcsi3.
9321 (*subsi3_carry): Renamed from subxsi3.
9322 (*xorqi_cc_1): Renamed from xorcqi_1.
9323 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
9324 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
9326 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
9328 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
9329 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
9331 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
9333 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
9334 climb up the chain of insns.
9336 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
9338 * genrecog.c (write_subroutine): Careful for null trees.
9339 (process_tree): Don't elide empty functions.
9341 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
9343 * Makefile.in (genrtl.o): Depend on ggc.h.
9344 * configure.in (valloc): Probe for it.
9345 (with-gc): Use ggc-page if valloc present.
9346 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
9347 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
9348 (ggc_alloc_string): Moved from ggc-page.c.
9349 * ggc-none.c (ggc_alloc_obj): New.
9350 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
9351 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
9352 (struct globals): Likewise for dev_zero_fd.
9353 (init_ggc): Likewise for it's initialization.
9354 (ggc_allocated_p): Move careful dereference from ...
9355 (ggc_lookup_page_table): ... here. Delete.
9356 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
9357 (alloc_anon): Use valloc if no mmap.
9358 (release_pages): Use free if using valloc.
9359 (ggc_alloc_obj): Renamed from alloc_obj.
9360 (ggc_set_mark): Renamed from mark_obj.
9361 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
9362 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
9363 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
9364 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
9365 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
9366 (ggc_collect): Use fp printing instead of our own rounding.
9367 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
9368 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
9369 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
9370 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
9371 (struct ggc_string, struct ggc_any): Delete.
9372 (offsetof): Provide default definition.
9373 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
9375 (struct ggc_mem): New, from corpse of ggc_any.
9376 (struct ggc_status): Delete.
9377 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
9378 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
9379 (n_strings_collected, n_anys_collected): Delete.
9380 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
9381 (ggc_alloc_string, ggc_alloc): Delete.
9382 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
9383 (ggc_free_string, ggc_free_any): Delete.
9384 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
9385 (ggc_compare_addresses, ggc_mark_string): Delete.
9386 (ggc_mark_string_if_gcable, ggc_mark): Delete.
9387 (search_data): Delete.
9388 (struct globals): New.
9389 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
9390 (tree_insert, tree_lookup): New.
9391 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
9392 (clear_marks, sweep_objs): New.
9393 (ggc_collect): Gut. Use clear_marks, sweep_objs.
9394 (init_ggc): Set allocated_last_gc.
9395 (ggc_push_context): Gut. Use G.context.
9396 (ggc_pop_context): Likewise.
9397 (ggc_pop_context_1): New.
9398 (debug_ggc_tree): New.
9399 (debug_ggc_balance, tally_leaves): New.
9400 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
9401 (ggc_mark_string_if_gcable): Remove decl.
9402 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
9403 (ggc_mark_rtvec_children): New.
9404 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
9405 (ggc_mark_if_gcable): New decl.
9406 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
9407 (ggc_alloc_tree, ggc_alloc): Likewise.
9408 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
9409 (ggc_alloc_obj): New decl.
9410 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
9411 (ggc_alloc_tree, ggc_alloc): Likewise.
9412 (ggc_set_mark): New decl.
9413 * rtl.h (struct rtx_def): Remove gc_mark.
9414 (struct rtvec_def): Likewise.
9415 * tree.h (struct tree_common): Likewise.
9417 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
9419 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
9420 float_format and thread_file definitions.
9421 * configure: Rebuilt.
9423 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
9425 * extend.texi (Function Names): Document types of function names.
9427 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9429 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
9430 an earlyclobbered output conflict with RELOAD_INPUT reloads.
9432 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9434 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
9436 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9438 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
9440 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
9442 * collect2.c (main): Do prelimnary link on AIX if rflag.
9444 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
9446 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
9447 __CTOR_LIST__ in opposite order, which is the correct order for sorted
9449 (__do_global_dtors): similarly for __DTOR_LIST__.
9451 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9452 Diego Novillo <dnovillo@cygnus.com>
9454 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
9457 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
9459 * fixincl/*: Merged "no_bogosity" branch
9460 * fixincl/fixlib.h: protect against doubly defining t_bool
9461 * fixincl/server.h: protect against doubly defining t_bool
9463 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
9465 * genoutput.c: Include toplev.h.
9467 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
9469 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
9471 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
9472 * configure: Regenerate.
9474 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
9476 * gcse.c (delete_null_pointer_checks): Returns void.
9478 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9480 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
9481 * emit-rtl.c (copy_insn_1): Likewise.
9483 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
9485 * config/mips/mips.c (mips_build_va_list): Correct
9486 TREE_CHAIN setting when hard-float.
9487 (mips_va_start): Use corrected setting.
9488 (mips_va_arg): Likewise. Also pass a tree to build of
9489 POSTINCREMENT_EXPR rather than a naked 'int'.
9491 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
9493 * ggc.h (ggc_push_context): Fix comment.
9494 (ggc_pop_context): Likewise.
9495 (mark_string_if_gcable): Likewise.
9496 * ggc-common.c (ggc_mark_rtx_children): Use
9497 ggc_mark_string_if_gcable.
9498 * ggc-page.c (ggc_lookup_page_table): New function.
9499 (ggc_allocated_p): Likewise.
9500 (mark_obj): Fix formatting.
9501 (ggc_mark_string_if_gcable): New function.
9502 * ggc-simple.c (ggc_allocated_strings): New variable.
9503 (ggc_strings_used): Likewise.
9504 (ggc_compare_addresses): New function.
9505 (ggc_pop_context): Pop the `any' memory too.
9506 (ggc_mark_string_if_gcable): New function.
9507 (ggc_collect): Initialize and tear down ggc_allocated_strings.
9509 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
9511 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
9512 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
9513 * rs6000.c (expand_block_move): Match movstrsi_?reg register
9516 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
9518 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
9519 (sched_reg_live_length, sched_reg_basic_block): Delete.
9520 (current_block_num, bb_live_regs, old_live_regs): Delete.
9521 (dead_notes, struct sometimes): Delete.
9522 (sched_note_set, birthing_insn_p): Delete.
9523 (adjust_priority): Gut useless reg lifetime code.
9524 (create_reg_dead_note, attach_deaths): Delete.
9525 (attach_deaths_insn, new_sometimes_live): Delete.
9526 (finish_sometimes_live): Delete.
9527 (find_pre_sched_live, find_post_sched_live): Delete.
9528 (update_reg_usage): Delete.
9529 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
9530 (schedule_insns): Delete reg lifetime code.
9531 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
9532 (unlink_other_notes): Adjust REG_NOTE commentary.
9533 (reemit_notes): Use REG_SAVE_NOTE.
9534 (schedule_block): Likewise.
9535 (schedule_region): Allocate bitmap of blocks in region. Use
9536 count_or_remove_death_notes. Use update_life_info.
9538 * rtl.h (REG_SAVE_NOTE): New.
9539 * rtl.c (reg_note_name): Update.
9541 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
9543 * combine.c (refresh_blocks, need_refresh): New.
9544 (combine_instructions): Allocate refresh_blocks. Invoke
9545 update_life_info if needed.
9546 (distribute_notes): Mark refresh_blocks instead of installing
9548 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
9549 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
9551 * Makefile.in (recog.o): Depend on basic-block.h.
9553 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
9555 * genrecog.c (add_to_sequence): Thinko last change: delete
9556 shadowing allow_const_int variable.
9558 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9560 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
9561 __GNUC__ and __GNUC_MINOR__.
9563 * gansidecl.h: Likewise.
9569 * toplev.h: Likewise.
9575 * varray.c: Likewise.
9577 * varray.h: Likewise.
9579 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9581 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
9582 use one before a jump table.
9584 * rtl.def (ADDRESS): Change documentation to match reality.
9585 * md.texi: Don't document it.
9586 * gmicro.md (load address pattern): Use 'p' constraint, delete use
9589 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
9591 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
9593 * genrecog.c (add_to_sequence): Move allow_const_int test outside
9594 known predicate block; default allow_const_int true.
9595 (debug_decision_list): New.
9597 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
9599 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
9601 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
9603 * gcse.c (gcse_main): Avoid global optimizations if we have a
9604 large number of basic blocks and the ratio of edges to blocks
9606 (delete_null_pointer_checks): Likewise.
9608 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
9610 * c-common.c (check_format_info): Warn if format string isn't a
9613 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
9615 * configure.in (arm*-*-*): Don't let autoconf remove brackets
9616 * configure: regenerate
9618 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
9620 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
9621 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
9622 (peepholes): Re-enable.
9624 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
9626 * Makefile.in (flow.o): Depend on TREE_H.
9627 * basic-block.h (REG_SET_EQUAL_P): New.
9630 (free_regset_vector): Remove declaration.
9631 (flow_delete_insn_chain): Declare.
9632 (enum update_life_extent): New.
9633 (update_life_info, count_or_remove_death_notes): Declare.
9634 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
9635 Verify register live at bb->global_live_at_start before adding USE.
9636 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
9637 (CLEAN_ALLOCA): New.
9639 (PROP_*): New flags.
9640 (find_basic_blocks_1): Use alloc_EXPR_LIST.
9641 (clear_edges): Zero n_edges.
9642 (make_edge): Increment n_edges.
9643 (split_edge): Don't allocate bb->local_set. Increment n_edges.
9644 (flow_delete_insn_chain): Export.
9645 (delete_block): Decrement n_edges.
9646 (merge_blocks_nomove): Likewise.
9647 (life_analysis): Give life_analysis_1 PROP flags.
9648 (verify_wide_reg_1, verify_wide_reg): New.
9649 (verify_local_live_at_start): New.
9650 (update_life_info): Rewrite to call into propogate_block.
9652 (mark_regs_live_at_end): After reload, if epilogue as rtl,
9653 always mark stack pointer. Conditionally mark PIC register.
9654 After reload, mark call-saved registers, return regsiters.
9655 (life_analysis_1): Accept PROP flags not remove_dead_code.
9656 Call mark_regs_live_at_end before zeroing regs_ever_live.
9657 Use calculate_global_regs_live. Copy global_live_at_end before
9658 calling final propagate_block. Zero reg_next_use on exit.
9659 (calculate_global_regs_live): New.
9660 (allocate_bb_life_data): Don't allocate bb->local_set.
9661 (init_regset_vector, free_regset_vector): Remove.
9662 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
9663 Test flags before every operation. Warn if prologue/epilogue insn
9664 would have been deleted.
9665 (mark_set_regs, mark_set_1): Accept and use FLAGS.
9666 Use alloc_EXPR_LIST.
9667 (mark_used_regs): Accept and use FLAGS, not FINAL.
9668 Remove special handling for RETURN.
9669 (try_pre_increment): Use alloc_EXPR_LIST.
9670 (dump_flow_info): Dump n_edges.
9671 (unlink_insn_chain, split_hard_reg_notes): Remove.
9672 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
9673 (find_insn_with_note, new_insn_dead_notes): Remove.
9674 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
9675 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
9676 (replace_insns): Remove.
9677 (count_or_remove_death_notes): New.
9678 (verify_flow_info): Abort on error after all checks.
9679 (remove_edge): Decrement n_edges.
9680 (remove_fake_edges): Tweek format.
9681 * haifa-sched.c (schedule_insns): Use split_all_insns.
9682 * output.h (update_life_info): Remove declaration.
9683 * recog.c (split_all_insns): From the corpse of split_block_insns,
9684 do the whole function block by block. Use update_life_info.
9685 (recog_last_allowed_insn): New.
9686 (recog_next_insn): Mind it.
9687 (peephole2_optimize): Set it. Walk backwards through blocks.
9688 Use update_life_info.
9689 * rtl.h (update_flow_info, replace_insns): Remove declarations.
9690 (split_all_insns): Declare.
9691 * toplev.c (rest_of_compilation): Thread prologue before flow2.
9692 Use split_all_insns.
9694 * i386.md (or -1 peep2s): Disable.
9696 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
9698 * config/mips/mips.md (movstrsi+[123]) : Combine these into
9699 a single pattern. Scrap the 'd' versions as unnecessary.
9701 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
9702 tablejump_mips162,tablejump_internal4): The operands to a
9703 label_ref must be VOIDmode.
9705 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9707 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
9709 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
9711 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
9713 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
9715 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
9716 cache every function if ggc_p.
9718 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9720 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
9721 instead of copy_rtx. Accept sequences that contain asm statements.
9722 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
9723 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
9724 orig_asm_operands_vector, copy_asm_operands_vector,
9725 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
9727 * rtl.h (copy_insn, copy_insn_1): Declare.
9729 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9731 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
9733 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
9734 arguments to `current_file_function_operand'.
9736 * genrecog.c: Include hard-reg-set.h and resource.h in the
9737 generated output file.
9739 * real.c: Include tm_p.h.
9741 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9743 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
9746 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
9748 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
9749 before the fctiwz insn.
9751 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9752 Mark Mitchell <mark@codesourcery.com>
9754 * tree.c (make_lang_type_fn): New funtion pointer.
9755 (make_lang_type): Call it.
9756 * tree.h (make_lang_type): Declare.
9757 (make_lang_type_fn): Likewise.
9758 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
9760 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
9762 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
9763 make sure that HIGH instructions are copied into BASE_REGS.
9765 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
9767 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
9769 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
9771 * c-decl.c (finish_struct): Use simpler method of
9772 removing elements of a singly-linked list.
9774 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
9776 * alpha.md (peephole2's): Comment out peephole2's that generate
9779 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
9781 * genrecog.c (add_to_sequence): Disable mode check for
9784 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9786 * ggc-simple.c (init_ggc): Set empty_string.
9788 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
9790 * configure.in: Detect mmap. Add --with-gc=foo to select
9791 garbage collector; default to page if mmap available.
9792 * Makefile.in (GGC): Substitute.
9794 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
9796 * c-decl.c (ggc_p): Enable.
9798 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9800 * flow.c (verify_flow_info): Make it extern & unconditionally define.
9802 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
9804 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
9805 string for little-endian-data.
9807 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
9809 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
9810 case somebody tries to compile --enable-checking code with gcc
9813 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
9815 * genrecog.c (add_to_sequence): Verify operand to label_ref is
9818 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
9820 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
9821 * jump.c (jump_optimize_1): Document why.
9823 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9825 * collect2.c (scan_prog_file, scan_libraries): Prototype function
9826 pointers and casts for `int_handler' and `quit_handler'.
9828 * flow.c (verify_flow_info, split_hard_reg_notes,
9829 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
9830 remove_edge, remove_fake_successors): Add static prototypes.
9831 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
9832 (mark_set_1): Initialize variable `regno'.
9833 (unlink_insn_chain): Likewise for variable `curr'.
9834 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
9836 * loop.c (strength_reduce): Initialize variable
9837 `unrolled_insn_copies'.
9838 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
9839 prototypes. Change these functions to take const PTR parameters
9840 to avoid prototype conflict when used as the comparson argument
9842 (check_dbra_loop): Initialize variable `comparison_val'.
9844 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
9845 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
9846 (find_valid_class): Initialize variable `best_class'.
9847 (find_reloads): Call memcpy, not bcopy.
9849 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
9850 (hard_reg_use_compare): Don't needlessly cast away const.
9851 (reload_reg_class_lower): Likewise.
9852 (choose_reload_regs): Initialize variable `regno'.
9854 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
9856 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
9858 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
9860 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
9861 ({,d}discard): Add forward declarations. Declare parameter as
9863 (main_without_main): Explicitly declare return type to be int.
9864 (memcpy): Properly declare.
9866 * libgcc2.c (toplevel): If inhibit_libc is defined and not
9867 building the trampoline support, declare malloc, free, and
9869 (__clear_cache): Mark arguments as potentially unused.
9871 * frame.c (toplevel): If inhibit_libc is defined, declare
9874 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
9876 * flow.c (make_edge): Accept an optional 2D bitmap in which
9877 to cache edge existence. Update all callers.
9878 (make_label_edge, make_eh_edge): Pass through the edge cache.
9879 (make_edges): Provide the cache.
9881 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9883 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
9885 (local_mbtowc): Change the type of variable `i' from int to size_t.
9887 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
9888 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
9890 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
9892 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
9893 after other includes that define the appropriate types. Include
9894 tm_p.h for getting user prototypes.
9895 * ggc-callbacks.c (toplevel): Ditto.
9896 * ggc-none.c (toplevel): Ditto.
9897 * gcc-page.c (toplevel): Ditto.
9898 * ggc-simple.c (toplevel): Ditto.
9900 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
9901 Jonathan Larmour <jlarmour@cygnus.co.uk>
9903 * config/mips/mips.c (mips_move_2words): Split doubles if
9904 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
9906 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
9908 * genrecog.c (struct decision_test): New.
9909 (struct decision): Remove test-related members, sort the rest by size.
9910 (IS_SPLIT): Simplify.
9911 (new_decision, new_decision_test): New.
9912 (add_to_sequence): Use them. No special handling for args of
9914 (maybe_both_true): Renamed from not_both_true; return sense changed.
9915 (maybe_both_true_1, maybe_both_true_2): New. Broken out
9916 of maybe_both_true and adjusted for decision_test.
9917 (position_merit): Remove.
9918 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
9919 (merge_accept_insn): New, broken out of merge_trees.
9920 (merge_trees): Use them. No special case for c_test; no node
9921 splitting; use test type instead of position_merit.
9922 (factor_tests): New.
9923 (simplify_tests): New.
9924 (break_out_subroutines): Don't write code now.
9925 (find_afterward): New.
9926 (write_afterward, write_switch, write_cond): New.
9927 (write_action, is_unconditional): New.
9928 (write_node): New. Use them.
9929 (write_tree_1): Rewrite. Use the new functions above.
9930 (write_tree): Remove afterward processing.
9931 (write_subroutine): Simplify function variant emission.
9932 (write_subroutines): New.
9933 (same_codes, clear_codes): Remove.
9934 (same_modes, clear_modes): Remove.
9935 (write_header): New, broken out of main.
9936 (make_insn_sequence): Use new_decision and new_decision_test.
9937 (process_tree): New, broken out of main.
9938 (main): Adjust for merge_trees interface change.
9939 Don't #define operands in the output file.
9940 (record_insn_name): New, broken out of make_insn_sequence.
9941 (debug_decision_2, debug_decision_1, debug_decision_0): New.
9942 (debug_decision): New.
9944 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
9946 * resource.c (find_free_register): Mark class_str argument const.
9947 * resource.h: Update prototype to match.
9949 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
9950 * i386.md: Give all anonymous insns names.
9952 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
9954 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
9957 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
9959 * toplev.c (dbr_sched_time): Unconditional.
9960 (peephole2_time): New.
9961 (compile_file): Add pass numbers to all of the dump file suffixes.
9962 Dump peephole2_time. Don't dump times for non-applicable passes.
9963 (rest_of_compilation): Add pass numbers to dump file suffixes.
9964 Conditionalize calls to the scheduler.
9965 * invoke.texi: Update.
9967 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
9969 * flow.c (make_edges): Fix insn iteration.
9970 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
9971 (find_basic_blocks_1): Fix spelling mistake.
9973 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
9975 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
9976 always have side-effects. Use memset not bzero.
9977 (make_node): Likewise.
9979 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
9981 * stmt.c (expand_anon_union_decl): When any of the elements of the
9982 union is addressable, so is the entire union.
9984 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
9986 * sbitmap.c (sbitmap_ones): Don't set too many bits.
9988 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
9989 * bitmap.c (bitmap_operation): Return true iff TO changed.
9990 (bitmap_equal_p): New.
9991 (bitmap_bit_p): Tidy arithmetic.
9992 (debug_bitmap_file): Likewise.
9994 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
9996 * toplev.c (rest_of_compilation): Turn on cse_not_expected
9997 before cse2 instead of after.
9999 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
10001 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
10004 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10006 * cppinit.c (is_idchar initializer): Loosen tests to accept
10009 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
10011 * mips.md: Define conditional move patterns for floating point
10012 operands and DI mode conditions.
10014 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
10016 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
10017 always have side-effects.
10019 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
10021 * mn10200.c (asm_file_start): Fix typo.
10023 * cppinit.c (is_idchar initializer): Tighten tests for when
10024 to put the table into initialized memory.
10026 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
10027 not an array of rtunion.
10028 * gcc-page.c (ggc_alloc_rtvec): Similarly.
10029 * gcc-simple (ggc_free_rtvec): Similarly.
10031 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
10034 * mbchar.h: Add missing #endif.
10036 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
10037 (FPBIT, DPBIT): Define.
10039 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10041 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
10043 * profile.c (instrument_arcs, output_gcov_string,
10044 tablejump_entry_p): Add static prototypes.
10045 (output_gcov_string): Constify a char*.
10047 * regmove.c (replacement_quality, fixup_match_2): Add static
10050 * resource.h (reg_dead_p): Add extern prototype.
10052 * rtl.c (trim_filename): Add static prototype.
10054 * scan-decls.c (skip_to_closing_brace): Likewise.
10056 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
10057 (expand_end_case): Initialize variable `range'.
10058 (emit_case_nodes): Remove unused prototype `rtx_fn'.
10060 * varasm.c (asm_emit_uninitialised): Add static prototype.
10061 (asm_emit_uninitialised, assemble_variable): Mark parameter with
10064 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10066 * cpplib.c (if_directive_nameo): Add static prototype.
10068 * cse.c (cse_insn): Remove unused variable `p'.
10070 * except.c (create_rethrow_ref, push_entry,
10071 receive_exception_label, new_eh_region_entry, find_func_region,
10072 clear_function_eh_region, process_nestinfo): Add static prototypes.
10073 (get_reg_for_handler): Hide definition.
10074 (process_nestinfo): Initialize variable `extra_handlers'.
10076 * expr.h (expand_builtin_longjmp): Add extern prototype.
10078 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
10080 * function.c (prepare_function_start): Likewise.
10081 (pop_function_context_from): Mark parameter `context' with
10083 (push_temp_slots_for_block, flush_addressof): Hide definition.
10085 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
10086 solve_program_flow_graph, calculate_branch_probs,
10087 function_summary, main, fancy_abort): Add prototypes.
10089 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
10090 (add_hash): Constify a char*.
10092 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
10093 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
10094 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
10096 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
10098 * lists.c (free_list, zap_lists): Likewise.
10100 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10102 * alias.c (nonlocal_reference_p): Add static prototype.
10104 * bitmap.c (bitmap_element_allocate): Prototype args in function
10107 * builtins.c (stabilize_va_list): Add static prototype.
10108 (expand_builtin_va_arg): Constify a char*.
10110 * c-lex.c (getch, put_back, extend_token_buffer_to,
10111 read_line_number, token_getch, token_put_back): Add static
10114 * c-parse.gperf (hash, is_reserved_word): Likewise.
10116 * cccp.c (is_dir_separator): Likewise.
10118 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10120 * graph.h: New file to prototype functions exported by graph.c.
10122 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
10124 * graph.c: Include graph.h.
10126 * toplev.c: Likewise. Remove redundant prototypes.
10128 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
10130 * invoke.texi: Removed duplicated description for -Q.
10132 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
10134 * extend.texi: Grammar fix in __extension__ text.
10136 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
10138 * md.texi (define_peephole2): New section.
10140 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
10142 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
10143 (mov $-1 to or peepholer): Enable for pentium when optimizing for
10146 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
10148 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
10150 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
10152 * i386.md (ffs expander): Emit Pentium friendly code for
10155 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
10157 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
10159 (build1): Likewise.
10161 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10163 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
10165 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
10167 * config/m68k/m68k.c (use_return_insn): Return false if the pic
10168 register is in use.
10170 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10172 * md.texi (No Constraints): Delete section.
10173 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
10174 * final.c (final_scan_insn): We always have register constraints.
10175 * genattrtab.c: Don't include "insn-config.h".
10176 (write_attr_case): We always have register constraints.
10177 * genconfig.c (register_constraint_flag): Delete.
10178 (walk_insn_part): Don't check whether we have register constraints.
10179 (main): Don't write out "#define REGISTER_CONSTRAINTS".
10180 * genoutput.c (have_constraints): Delete.
10181 (main): Don't set it.
10182 (output_operand_data): We always have constraints.
10183 (scan_operands): Likewise.
10184 (compare_operands): Likewise.
10185 * local-alloc.c (block_alloc): We always have constraints.
10186 (requires_inout): Always compile this function.
10187 * recog.c (extract_insn): We always have constraints.
10188 (constrain_operands, reg_fits_class_p): Always compile these
10190 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
10192 (struct insn_operand_data): Likewise.
10193 * regclass.c (regclass): We always have constraints.
10194 (record_reg_classes, copy_cost, record_address_regs,
10195 auto_inc_dec_reg_p): Always compile these functions.
10196 * regmove.c (regmove_optimize): We always have constraints.
10197 * reload.c (find_reloads): Likewise.
10198 * reload1.c (reload): Likewise.
10199 (reload_cse_simplify_operands): Likewise.
10200 * i860.c (output_delay_insn): Likewise.
10202 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
10204 * iris6.h (BUILD_VA_LIST_TYPE): Define.
10206 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10208 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
10209 for the va_list record.
10211 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
10213 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
10216 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
10218 * alias.c: Include insn-flags.h.
10219 * Makefile.in (alias.o): Update.
10221 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
10223 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
10224 to LTU and GEU. Handle more cases using sbb.
10226 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
10228 * i386.md (truncatexfdf splitters): Do not use subreg.
10229 (fop XFmode patterns): Fix mode in operand testing.
10231 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
10233 * jump.c (jump_optimize_1): Amend last change to test only the
10234 form of the operand, not the insn.
10236 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
10237 not register_operand to determine when B may need preloading.
10239 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
10241 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
10242 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
10243 (call-value patterns): Move to end of file.
10244 (*): Remove mode from label_ref in (pc) context.
10245 (movstrqi): Use memory not general_operand for BLKmode operands.
10246 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
10247 to register_operand operands.
10248 (peep2 patterns): Convert from commented-out peephole patterns.
10250 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10252 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
10253 to BUILT_IN_INIT_DWARF_REG_SIZES.
10254 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
10255 Renamed from BUILT_IN_DWARF_REG_SIZE; call
10256 expand_builtin_init_dwarf_reg_sizes.
10257 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
10258 with __builtin_init_dwarf_reg_size_table.
10259 * dwarf2out.c (struct reg_size_range): Delete.
10260 (expand_builtin_init_dwarf_reg_sizes): New function.
10261 (expand_builtin_dwarf_reg_size): Delete.
10262 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
10263 (expand_builtin_dwarf_reg_size): Don't declare.
10264 * libgcc2.c (dwarf_reg_size_table_initialized): New.
10265 (dwarf_reg_size_table): New.
10266 (init_reg_size_table): New function.
10267 (copy_reg): Use dwarf_reg_size_table.
10268 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
10271 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
10273 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
10274 Correctly build argument list to constructor and destructor functions.
10276 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
10278 * c-tree.h (warn_float_equal): Declare.
10279 * c-decl.c (warn_float_equal): Define.
10280 (c_decode_option): Recognize -W[no-]float-equal.
10281 * c-typeck.c (build_binary_op): Conditionally warn
10282 about equality tests of floating point types.
10283 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
10284 * invoke.texi: Add docs for -Wfloat-equal warning.
10286 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
10288 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
10289 generating RTL directly.
10290 * mips.h (INIT_TARGET_OPTABS): Likewise.
10291 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
10293 * expr.h (init_mov_optab): Delete declaration
10295 * h8300.c (WORD_REG_USED): Update to avoid useless register
10296 saves in interrupt functions and functions which never return.
10298 * cse.c (struct set): Delete inner_dest_loc field.
10299 (cse_insn): Remove assignments to inner_dest_loc field.
10301 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
10303 * ggc-page.c: Don't include <unistd.h> etc taken care of
10304 by "system.h". Include <sys/mman.h> afterward.
10306 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
10308 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
10311 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
10313 * xcoffout.c (xcoffout_declare_function): Add documentation.
10314 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
10315 TARGET_64BIT. Compare constant to -1, not bit pattern.
10316 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
10317 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
10320 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
10322 * dwarf2out.c (add_abstract_origin_attribute): Abort if
10323 origin_die is NULL.
10324 (gen_inlined_enumeration_type_die): Do not abort if the type has
10325 not been writeen out.
10326 (gen_inlined_structure_type_die): Do not abort if the type has
10327 not been writeen out.
10328 (gen_inlined_union_type_die): Do not abort if the type has
10329 not been writeen out.
10330 (gen_tagged_type_instantiation_die): Do not abort if the type
10331 has not been written out.
10333 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10335 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
10337 * reg-stack.c (straighten_stack): Copy hard reg set with
10340 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
10342 * builtins.c (stabilize_va_list): Stabilize array type va_list
10343 to a pointer type, not the base record type.
10344 (expand_builtin_va_copy): Dereference the pointers explicitly;
10345 use the correct size for the copy.
10347 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
10348 (rs6000_va_arg): Likewise.
10350 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
10352 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
10354 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
10356 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
10358 (DECL_BUILT_IN_CLASS): Adjust accordingly.
10360 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
10362 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
10363 (init_ggc): Use it instead of a constant.
10364 (ggc_collect): Bound allocated_last_gc by it.
10366 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
10368 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
10371 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
10373 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
10374 (mips*-*-openbsd*): Let big endian configuration be a fragment.
10375 * configure: Regen.
10376 * config/mips/openbsd.h: New, OpenBSD little endian target.
10377 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
10378 * config/mips/xm-openbsd.h: New, OpenBSD host.
10380 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
10382 * config/m68k/m68k.c (output_function_prologue,
10383 output_function_epilogue): Use
10384 current_function_uses_pic_offset_table instead of regs_ever_live
10385 to decide whether to save/restore pic register.
10386 (legitimize_pic_address): Don't modify regs_ever_live any more.
10388 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
10390 * function.h (struct function): Add x_dont_save_pending_sizes_p.
10391 * stor-layout.c (variable_size): Don't add sizes to the pending
10392 sizes list if x_dont_save_pending_sizes_p is set.
10394 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
10396 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
10397 for symbolic_operand().
10398 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
10400 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10402 * combine.c (gen_rtx_combine): Add missing call to va_end().
10404 * final.c (asm_fprintf): Likewise.
10406 * genattrtab.c (attr_rtx): Likewise.
10408 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
10410 * cse.c: Update comments.
10411 (cse_insn): When converting a conditional/computed jump into
10412 an unconditional jump, always make sure a BARRIER immediately
10413 follows the converted jump. Do not delete unreachable code.
10414 (cse_basic_block): Do not delete unreachable code.
10415 * toplev.c (rest_of_compilation): Move call to
10416 delete_trivially_dead_insns after the conditional call to
10419 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10421 * collect2.c (make_temp_file): Don't prototype.
10423 * gcc.c (make_temp_file): Likewise.
10425 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
10427 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
10429 * varasm.c (asm_emit_uninitialised): New function: Generate
10430 the assembler statements necessary to declare an uninitialised
10432 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
10434 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
10435 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
10437 (assemble_variable): Use asm_emit_uninitialised to emit an
10438 uninitialised variable.
10440 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
10442 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
10443 constant on a 64 bit host. Patch supplied by Geoffrey Keating
10444 <geoffk@cygnus.com>.
10446 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10448 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
10449 * c-common.h (builtin_function): Don't declare.
10451 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
10453 (pushdecl): Likewise.
10454 (finish_decl): Likewise.
10455 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
10456 int. All callers changed.
10457 Set the builtin's DECL_BUILT_IN_CLASS.
10458 * tree.h (enum built_in_class): New.
10459 (enum built_in_function): Delete NOT_BUILT_IN.
10460 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
10462 (DECL_SET_FUNCTION_CODE): Likewise.
10463 (DECL_BUILT_IN_CLASS): New macro.
10464 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
10465 (struct tree_decl): Split builtin function code field into a
10467 (builtin_function): Declare.
10469 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
10471 * optabs.c (init_traps): Fix typo in last change.
10473 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
10475 * toplev.c (rest_of_decl_compilation): Update comment.
10477 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
10479 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
10480 in .sbss if appropriate.
10481 (EXTRA_SECTION_FUNCTIONS): Add sbss.
10482 (SBSS_SECTION_ASM_OP): New macro.
10483 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
10484 (EXTRA_SECTIONS): Add in_sbss.
10485 * config/mips/mips.h: Prototype sbss_section.
10487 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
10489 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
10492 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
10494 * optabs.c (init_traps): Register trap_rtx as a GC root.
10496 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10498 * config/mips/mips.c (function_arg_pass_by_reference): Define
10499 unconditionally, since it's called unconditionally.
10501 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10503 * toplev.c (documented_lang_options): Add -fshort-wchar.
10504 * c-decl.c (c_decode_option): Likewise.
10505 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
10507 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
10508 * gcc.c (default_compilers): If -fshort-wchar,
10509 override __WCHAR_TYPE__.
10510 * tm.texi (C Dialect Options): Add -fshort-wchar.
10512 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
10513 symbol for a variable.
10515 * cpplib.h (CPP_PREPROCESSED): New macro.
10516 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
10517 we're seeing this input for a second time.
10519 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
10521 * emit-rtl.c (init_emit_once): Initialize modes first.
10523 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
10525 * config/i386/i386.c (pic_label_name): Change to char pointer.
10526 (global_offset_table): New variable.
10527 (load_pic_register): Fill global_offset_table if it hasn't
10528 already been done. Allocate pic_label_name dynamically.
10529 * ggc.h (empty_string): New variable.
10530 * ggc-simple.c (empty_string): Likewise.
10531 (init_ggc): Allocate empty_string and add as root.
10532 * stmt.c (digit_strings): New variable.
10533 (init_stmt): Add last_block_end_note as root. Allocate and
10534 initialize digit_strings.
10535 (expand_asm_operands): Use empty_string instead of string
10536 constant. Use digit_strings instead of string constants.
10537 * profile.c (init_arc_profiler): Allocate string with
10538 ggc_alloc_string instead of xmalloc.
10539 (output_func_start_profiler): Likewise.
10540 * c-typeck.c (digest_init): Check if init is error_mark_node.
10542 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
10543 Richard Henderson <rth@cygnus.com>
10545 * ggc-page.c: New file.
10546 * Makefile.in (ggc-page.o): New.
10548 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
10550 * invoke.texi: Document -fdelete-null-pointer-checks
10551 * toplev.c (flag_delete_null_pointer_checks): New.
10552 (f_options): Add entry for -fdelete-null-pointer-checks.
10553 (rest_of_compilation): Conditionalize null pointer check
10554 elimination on flag_delete_null_pointer_checks.
10555 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
10557 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
10559 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
10560 copyright notice and special exception to GPL.
10562 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10564 * abi64.h (mips_function_value): Add prototype arguments.
10566 * mips-protos.h: New file with mips prototypes.
10568 * mips.c: Include "tm_p.h".
10569 (mktemp, lookup_name): Add prototype arguments.
10570 (extern_list, string_constant, mips_fill_delay_slot,
10571 mips_output_external, mips_output_external_libcall,
10572 mips_output_filename, mips_declare_object, function_prologue,
10573 mips_expand_prologue, function_epilogue, mips16_constant,
10574 build_mips16_function_stub, mips_output_conditional_branch):
10576 (mips_va_start): Remove unused variable `u'.
10577 (mips_va_arg): Cast value to unsigned when comparing against one.
10579 (save_restore_insns, mips_expand_prologue): Add missing arg in
10580 call to `large_int'.
10582 * mips.h: Move prototypes to mips-protos.h.
10583 (data_section, memory_address_p, rdata_section,
10584 readonly_data_section, simple_epilogue_p, text_section): Delete
10585 prototypes delcared elsewhere.
10586 (mips_epilogue_delay_slots, print_options): Delete unused decls.
10588 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
10590 * mips.md: Delete extra args in call to `mips_move_2words'.
10592 * xm-iris6.h (alloca): Add prototype argument.
10594 * genpeep.c: Include "tm_p.h" in generated output file.
10596 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10598 * basic-block.h (find_edge_index): Change parameters.
10599 * flow.c (verify_edge_list): Pass basic_block parameters to
10600 find_edge_index instead of integers.
10602 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
10604 * combine.c (simplify_comparison): Use an unsigned shift to adjust
10607 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
10609 * gcc.1: Fix a formatting error.
10611 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
10613 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
10614 i786, mn10200, mn10300, pdp11, v850.
10616 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
10618 * libgcc2.c (num_digits): Add prototype with
10619 __attribute__((const)).
10620 (__terminate): Add prototype.
10622 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
10624 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
10626 * alpha/alpha.c (print_operand): Fix type of `code'.
10627 (alpha_output_filename): Constify.
10628 * alpha/alpha.h: Move all function declarations ...
10629 * alpha/alpha-protos.h: ... here. New file.
10630 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
10631 (SECTION_FUNCTION_TEMPLATE): Likewise.
10633 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10635 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
10636 * expr.c (expand_expr): Likewise.
10637 (do_jump): Likewise.
10638 (do_store_flag): Pass ccp_store_flag to can_compare_p.
10639 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
10641 (enum can_compare_purpose): New.
10642 (can_compare_p): Adjust prototype.
10643 (prepare_cmp_insn, prepare_operand): Declare.
10644 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
10645 * optabs.c (cmp_available_p): Deleted.
10646 (expand_abs): Pass ccp_jump to can_compare_p.
10647 (can_compare_p): New arg PURPOSE. Check for combined optabs.
10648 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
10649 Call can_compare_p rather than cmp_available_p.
10650 (prepare_operand): No longer static.
10651 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
10652 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
10653 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
10654 sequence to use emit_cmp_and_jump_insns.
10655 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
10657 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
10659 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
10660 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
10661 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
10662 (plus (reg) (const_int 0))
10663 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
10665 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
10667 * rs6000.c (expand_block_move): DImode loads and stores require
10668 word-aligned displacements. Increment address registers with
10669 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
10671 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
10673 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
10674 is no name for the base type, rather than segfault. If we are
10675 writing out a complex integer type, use DW_ATE_lo_user.
10677 * expr.c (emit_move_insn_1): If we are copying a complex that fits
10678 in one word or less (complex char, complex short, or on 64 bit
10679 systems complex float) to/from a hard register, copy it through
10680 memory instead of dying in gen_{real,imag}part. If we have a
10681 short complex type, prevent inlining since it allocates stack
10684 * tree.c (build_complex_type): If we are writing dwarf2 output,
10685 generate a name for complex integer types.
10687 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10689 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
10690 * flow.c (remove_edge): Remove extra whitespace.
10691 (remove_fake_edges): Fix comment.
10692 (add_noreturn_fake_exit_edges): Use the correct name.
10694 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
10696 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
10697 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
10698 (clean): Depend on INTL_CLEAN.
10699 (maintainer-clean): Adjust.
10701 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10703 * configure.in (AC_PREREQ): Bump to 2.13.
10704 (AC_C_STRINGIZE): Call this instead of using a custom macro.
10706 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
10708 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
10710 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
10712 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
10713 (HAVE_STRINGIZE): Define.
10715 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
10717 * c-parse.in: save and restore warn_pointer_arith on __extension__
10718 along with pedantic.
10719 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
10720 Set the type of extension to itype rather than $<itype>1 kludge.
10721 * extend.texi (Alternate Keywords): Adjust documentation.
10722 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
10724 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
10726 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
10727 most assembler templates.
10729 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
10730 FP loads and stores.
10731 (following_call): Always return zero for the PA8000.
10732 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
10733 FP loads and stores.
10734 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
10736 * pa.h (BRANCH_COST): Define.
10738 * pa.md (return, return_internal): Use bve for PA2.0.
10740 * pa.md (fused multiply): Add variants which reduce height for the
10741 fused multiply, but which still generate 2 insns.
10742 (fnegabs): Similarly.
10744 * pa.md (subsi3): Turn into an expander. Create two anonymous
10745 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
10746 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
10748 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
10750 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
10752 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
10753 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
10755 * regclass.c (init_regs): Add "top_of_stack" as a garbage
10758 * flow.c (record_active_eh_regions): Terminate loop after finding
10759 the last insn in the last basic block.
10761 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10763 * config/c4x/c4x.md: Delete parallel instruction peepholes.
10765 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10767 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
10769 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10771 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
10772 splitting to not use output template.
10774 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10776 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
10777 * config/c4x/c4x.c (c4x_va_start): New function.
10779 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
10781 * genrecog.c (not_both_true): Handle correctly cases when called for
10782 tests with different positions in the insn.
10784 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10786 * machmode.h (HOST_PTR_PRINTF): Move from here ...
10788 * system.h (HOST_PTR_PRINTF): ... to here.
10790 * mips-tfile.c: Don't include machmode.h.
10792 * Makefile.in (MACHMODE_H): New variable. Update to use it.
10793 (mips-tfile.o): Don't depend on machmode.h.
10795 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10797 * haifa-sched.c (sched_analyze): Rename local variable `region' to
10798 avoid conflicts with typedef struct `region' at the top level scope.
10800 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
10802 * basic-block.h (basic_block): Add eh_beg, eh_end.
10803 * flow.c (entry_exit_blocks): Update.
10804 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
10805 Call new functions.
10806 (find_basic_blocks_1): Don't record eh_list at each bb. Use
10807 lists.c functions to allocate insn lists.
10808 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
10810 (make_eh_edge): ... here. New.
10811 (move_stray_eh_region_notes): New.
10812 (record_active_eh_regions): New.
10813 (delete_unreachable_blocks): Split out block merging ...
10814 (try_merge_blocks): ... here. New.
10815 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
10816 Dump debugging data.
10817 (merge_blocks_move_successor_nojumps): Likewise.
10818 (merge_blocks): Use eh_beg+eh_end to validate block movement.
10820 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
10822 * extend.texi (Bound member functions): Document unbound pmf
10825 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10827 * flow.c (split_edge): Handle insertion on a fallthrough edge which
10828 has the EXIT_BLOCK as a dest.
10830 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10832 * flow.c (remove_edge): New function to remove an edge from the
10834 (remove_fake_successors): New function to remove fake successor edges.
10835 (remove_fake_edges): New function to remove all fake edges from the
10837 (add_fake_exit_edges): New function to add fake edges from all blocks
10838 with no successors to the exit block.
10839 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
10840 prototypes for new functions.
10842 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10844 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
10845 Use Pmode to determine whether to output .dword or .word.
10847 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
10849 * tree.c (built_in_filename): New variable.
10850 (BUILT_IN_FILENAME): New macro.
10851 (init_tree_codes): Allocate built_in_filename.
10852 (make_node): Use built_in_filename instead of string constant.
10854 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
10856 * configure.in: Add fr30 target.
10857 * configure: Regenerate.
10858 * config/fr30: New directory.
10859 * config/fr30/crti.asm: New file.
10860 * config/fr30/fr30.c: New file.
10861 * config/fr30/crtn.asm: New file.
10862 * config/fr30/fr30.h: New file.
10863 * config/fr30/fr30.md: New file.
10864 * config/fr30/lib1funcs.asm: New file.
10865 * config/fr30/t-fr30: New file.
10866 * config/fr30/xm-fr30.h: New file.
10868 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
10870 * flow.c (merge_blocks_move_successor_nojumps): Delete the
10871 BARRIER at the end of the successor, not the BARRIER before
10874 * pa.c (pa_add_gc_roots): Fix thinko in last change.
10876 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
10878 * stmt.c (any_pending_cleanups): Don't crash when
10879 current_function->stmt is unset.
10881 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10883 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
10884 other initializations that may use it for relative offsets.
10886 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10888 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
10889 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
10890 * config/i386/sol2dbg.h: Removed.
10891 * config/i386/sol2gas.h: New file, to enable gas work-around.
10892 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
10893 Don't use sol2dbg.h.
10894 * configure: Rebuilt.
10896 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
10898 * invoke.texi (-fthis-is-variable): Remove documentation.
10900 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
10902 * basic-block.h (compute_bb_for_insn): Declare.
10903 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
10904 to use; set size of basic_block_for_insn directly.
10905 (find_basic_blocks): Update.
10907 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10909 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
10911 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10913 * crtstuff.c (ON_EXIT): Delete empty macro definition.
10914 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
10916 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
10918 * c-decl.c (c_decode_option): Extend comment.
10920 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
10922 * toplev.c (progname): Make 'const char *'
10923 (flag_print_mem): Move out of main.
10924 (version_flag): Move out of main.
10925 (filename): Move out of main.
10926 (debug_args): Remove g prefix from options.
10927 (documented_lang_options): Remove cpplib specific options.
10928 (display_help): Add g prefix to debug options.
10929 (check_lang_option): Delete this function.
10930 (decode_d_option): New function: Decode -d... option.
10931 (decode_f_option): New function: Decode -f... option.
10932 (decode_W_option): New function: Decode -W... option.
10933 (decode_g_option): New function: Decode -g... option.
10934 (independent_decode_option): New function: Decode a language
10935 independent command line option.
10936 (main): Invoke lang_decode_option and then
10937 independent_decode_option on each command line option in
10940 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
10942 Revert this change. Gavin's patch to operand_equal_p is a better fix.
10943 * fold-const.c (fold_range_test): Do not try to fold the range
10944 test if the rhs or lhs has side effects.
10946 * basic-block.h (compute_flow_dominators): Declare.
10948 * gcse.c (alloc_code_hoist_mem): New function.
10949 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
10950 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
10951 (hoist_code, one_code_hoisting_pass): Likewise.
10952 (gcse_main): If optimizing for size, then hoist expressions
10953 computed in multiple dominated basic blocks.
10955 * gcse.c (invalid_nonnull_info): New function.
10956 (delete_null_pointer_checks): Likewise.
10957 * rtl.h (delete_null_pointer_checks): Declare.
10958 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
10960 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
10961 (merge-blocks_move_successor_nojumps): Likewise.
10962 (merge_blocks): Allow merging of some blocks, even if it requires
10963 physical movement of the blocks, but not if it requires new jumps.
10965 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
10966 Callers and prototype changed.
10967 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
10969 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10971 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
10972 -YP when both -p and -pg are present. From i386/sol2.h.
10974 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10976 * Makefile.in (distclean): Delete tm_p.h.
10977 * configure.in: Create a new file, "tm_p.h", from a list in
10978 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
10979 "i386/i386-protos.h".
10981 * alias.c: Include "tm_p.h".
10982 * c-typeck.c: Likewise.
10983 * calls.c: Likewise.
10985 * emit-rtl.c: Likewise.
10986 * explow.c: Likewise.
10987 * expmed.c: Likewise.
10988 * expr.c: Likewise.
10989 * final.c: Likewise.
10990 * flow.c: Likewise.
10991 * fold-const.c: Likewise.
10992 * function.c: Likewise.
10993 * gcse.c: Likewise.
10994 * global.c: Likewise.
10995 * haifa-sched.c: Likewise.
10996 * integrate.c: Likewise.
10997 * jump.c: Likewise.
10998 * local-alloc.c: Likewise.
10999 * loop.c: Likewise.
11000 * optabs.c: Likewise.
11001 * recog.c: Likewise.
11002 * reg-stack.c: Likewise.
11003 * regclass.c: Likewise.
11004 * regmove.c: Likewise.
11005 * reload.c: Likewise.
11006 * reload1.c: Likewise.
11007 * reorg.c: Likewise.
11008 * resource.c: Likewise.
11009 * stmt.c: Likewise.
11010 * stor-layout.c: Likewise.
11011 * toplev.c: Likewise.
11012 * tree.c: Likewise.
11013 * unroll.c: Likewise.
11014 * genattrtab.c (main): Make generated file include "tm_p.h".
11015 * genemit.c (main): Likewise.
11016 * genoutput.c (main): Likewise.
11017 * genrecog.c (main): Likewise.
11019 * i386.h: Delete all prototypes.
11020 * i386.c: Include "tm_p.h".
11021 (ix86_attr_length_default): Call constant_call_address_operand
11022 with correct number of arguments.
11023 * i386-protos.h: New file.
11024 * i386.md (unnamed patterns): Call constant_call_address_operand
11025 with correct number of arguments.
11026 (exception_receiver): Call load_pic_register with correct number
11029 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
11031 * c-pragma.c (mark_align_stack): Dereference the void* properly.
11033 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
11035 * rtl.h (insns_safe_to_move_p): New function.
11036 * loop.c (find_and_verify_loops): Use it.
11037 * rtlanal.c (insns_safe_to_move_p): Define it.
11039 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
11041 * c-pragma.c: Include ggc.h.
11042 * Makefile.in (c-pragma.o): Update.
11044 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
11046 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
11047 (LIB_SPEC): Likewise.
11048 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
11049 Reindent -YP/-p/-pg.
11050 Copied from config/sparc/sol2.h.
11052 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
11054 * c-pragma.c (mark_align_stack): New.
11055 (init_pragma): New.
11056 * c-pragma.h (init_pragma): Declare it.
11057 * c-lex.c (init_parse): Call it.
11059 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
11061 * configure.in: Pick up thread library on Solaris/x86 just
11062 like on Solaris/sparc.
11063 * configure: Rebuilt.
11065 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
11067 * rtl.h (global_rtx_index): New enum.
11068 (global_rtl): Change to array of rtx.
11069 (pc_rtx, cc0_rtx): Redefine accordingly.
11070 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
11071 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
11072 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
11073 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
11074 (const_int_rtx): Change to array of rtx.
11075 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
11077 * emit-rtl.c (global_rtl): Change to array of rtx.
11078 (const_int_rtx): Change to aray of rtx.
11079 (gen_rtx_CONST_INT): Redefine accordingly.
11080 (init_emit_once): Allocate and initialize global_rtl. Likewise
11081 for const_int_rtx. Add both as GC roots.
11082 * genattrtab.c (global_rtl): Update declaration.
11084 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
11086 * Makefile (USER_H): Add iso646.h back.
11088 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
11090 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
11091 zapping the LOG_LINKS of sched_before_next_call.
11093 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
11094 * pa.c (insn_refs_are_delayed): Renamed from
11095 insn_sets_and_refs_are_delayed.
11097 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
11099 * functiion.h (struct function): Add x_whole_function_mode_p.
11100 (retrofit_block): Declare.
11101 * function.c (retrofit_block): New function.
11102 (identify_blocks): Add assertions. Allow an incomplete set of
11103 block notes if we're still generating code for the function.
11104 * integrate.c: Include loop.h.
11105 (expand_inline_function): Call find_loop_tree_blocks to map block
11106 notes to blocks when in whole-function mode. Use retrofit_block
11107 to insert new BLOCKs for the inlined function, rather than
11109 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
11110 * Makefile.in (integrate.o): Depend on loop.h.
11112 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
11114 * tree.h (warn_about_unused_variables): Declare.
11115 * stmt.c (warn_about_unused_variables): New function, split out
11117 (expand_end_bindings): Here.
11119 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
11121 * stmt.c (preserve_subexpressions_p): Don't crash when
11122 current_function->stmt is unset.
11124 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
11126 * stmt.c (expand_start_bindings): Allow callers to pass a flag
11127 indicating that no NOTE_INSN_BLOCK_BEG note is required.
11128 (expand_start_target_temps): Use it.
11129 * except.c (expand_eh_region_start_for_decl): Likewise.
11130 * expr.c (expand_expr): Likewise.
11132 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
11134 * fold-const.c (operand_equal_p): Pay attention to side effects.
11136 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
11138 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
11139 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
11141 * tlink.c (scan_linker_output): Look for keywords before accepting
11142 a mangled name in quotes.
11144 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
11146 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
11147 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
11149 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
11151 * alpha.md: Revert Thu Nov 26 change that came in through the
11152 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
11153 Avoid earlyclobber when possible.
11155 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11157 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
11159 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
11160 Define HAVE_ON_EXIT.
11162 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11164 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
11165 CTYPE_CONV in all ctype macros.
11167 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
11170 * cexp.y (initialize_random_junk): Likewise.
11172 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
11174 * i370.c (handle_pragma): Likewise.
11176 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
11178 * v850.c (override_options): Likewise.
11180 * doprint.c (_doprnt): Likewise.
11182 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
11185 * fixinc/server.c (load_data): Likewise.
11187 * fold-const.c (real_hex_to_f): Likewise.
11189 * genattr.c (write_upcase, gen_attr): Likewise.
11191 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
11192 write_upcase): Likewise.
11194 * genemit.c (print_code): Likewise.
11196 * genopinit.c (gen_insn): Likewise.
11198 * genpeep.c (print_code): Likewise.
11200 * genrecog.c (print_code): Likewise.
11202 * optabs.c (init_libfuncs): Likewise.
11204 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
11206 * haifa-sched.c (sched_analyze): Keep the list of notes organized
11208 (reemit_notes): Likewise.
11210 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
11212 * ggc.h (ggc_root): Move to ggc-common.c.
11214 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
11215 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
11216 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
11217 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
11218 * ggc-common.c (ggc_root): Move from ggc.h.
11219 (roots): Declare, static.
11220 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
11221 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
11222 null or check/set mark bit.
11223 (ggc_mark_roots): New.
11224 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
11226 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
11228 * m32r.c: Include toplev.h.
11229 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
11230 (gen_compare): Rename swap_p to must_swap to match uses.
11231 Add default abort case.
11232 (m32r_output_function_epilogue): Remove unused variables.
11233 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
11234 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
11235 define to empty parameter list. Update all uses.
11236 (predicate decls): Use enum machine_mode not int.
11237 * m32r.md (movsi): Call abort, not fatal_insn.
11238 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
11240 1999-09-14 Andrew Haley <aph@cygnus.com>
11242 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
11243 use $0 instead of 0.
11245 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11247 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
11248 computation out of loop over hard regs.
11250 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
11252 * function.c (identify_blocks): Don't shadow a variable in an
11254 * integrate.c (integrate_decl_tree): Don't use pushlevel,
11255 pushdecl, or poplevel to build up the new BLOCK tree.
11256 (expand_inline_function): Likewise.
11257 (integrate_parm_decls): Likewise.
11259 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
11261 * c-typeck.c (qualify_type): Merge qualifiers from both types.
11263 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
11265 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
11266 * invoke.texi: Document this change.
11268 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
11270 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
11272 (mark_emit_status): Renamed from mark_emit_state.
11273 * except.c (mark_eh_status): Renamed from mark_eh_state.
11274 Check not null before marking.
11275 (free_eh_status): New.
11276 * expr.c (mark_expr_status, free_expr_status): New.
11277 * function.c (free_machine_status): New.
11278 (free_after_parsing): New.
11279 (free_after_compilation): Move bits to free_after_parsing; call
11280 free_eh_status, free_expr_status; zero the marked members of the
11282 (prepare_function_start): No can_garbage_collect.
11283 Call init_eh_for_function.
11284 (expand_dummy_function_end): Free up current_function state.
11285 (mark_function_status): Renamed from mark_function_state.
11286 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
11287 * function.h (struct function): No can_garbage_collect.
11288 (free_machine_status, free_after_parsing): Declare.
11289 (free_eh_status, free_expr_status): Declare.
11290 * ggc.h (mark_expr_status): Declare.
11291 * stmt.c (free_stmt_status): Free the struct.
11292 (mark_stmt_status): Renamed from mark_stmt_state.
11293 (init_stmt): Don't call init_eh.
11294 (init_stmt_for_function): Don't call init_eh_for_function.
11295 * toplev.c (compile_file): Call init_eh.
11296 (rest_of_compilation): Free basic block info before ggc_collect.
11297 Call free_after_parsing; conditionally call free_after_compilation.
11298 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
11299 Check not null before marking.
11300 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
11302 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
11304 * c-lex.c (yylex): Initialize warn.
11306 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
11308 * pa.c (emit_move_sequence): Properly set the mode of the scratch
11309 register when performing secondary reloads for the SAR register.
11311 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
11313 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
11314 (NOTE_BLOCK): New macro.
11315 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
11316 * function.h (identify_blocks): Change prototype.
11317 * function.c (identify_blocks): Simplify.
11318 (reorder_blocks): Likewise.
11319 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
11320 NOTE_INSN_BLOCK_{BEG,END}.
11321 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
11322 the list of saved notes if the note isn't a
11323 NOTE_INSN_BLOCK_{BEG,END}.
11324 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
11326 (reemit_notes): Adjust recreation of notes to reflect new saved
11328 * print-rtl.c (print_rtx): Print the address of the BLOCK when
11329 printing a block note.
11330 * stmt.c (block_vector): Remove.
11331 (find_loop_tree_blocks): Simplify.
11332 (unroll_block_trees): Likewise.
11333 * tree.h (reorder_block): Change prototype.
11335 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
11337 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
11338 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
11339 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
11340 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
11341 (atexit, exit): Simplify.
11342 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
11343 * config/lots: Remove defns of HAVE_ATEXIT.
11345 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
11347 * calls.c (precompute_arguments): Fix typo in comment.
11348 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
11351 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
11353 * dsp16xx.c (override_options): Fix typos in GC root registration.
11355 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
11357 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
11358 from config/svr4.h.
11359 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
11360 (FUNCTION_PROFILER): Redefine appropriately for Linux.
11361 (CC1_SPEC): Likewise.
11363 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11365 * genattr.c (main): Add extern prototype. Call return, not exit.
11366 * genattrtab.c (main): Likewise.
11367 * gencheck.c (main): Likewise.
11368 * gencodes.c (main): Likewise.
11369 * genconfig.c (main): Likewise.
11370 * genemit.c (main): Likewise.
11371 * genextract.c (main): Likewise.
11372 * genflags.c (main): Likewise.
11373 * gengenrtl.c (main): Likewise.
11374 * genopinit.c (main): Likewise.
11375 * genoutput.c (main): Likewise.
11376 * genpeep.c (main): Likewise.
11377 * genrecog.c (main): Likewise.
11379 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
11380 * genattrtab.c (get_insn_name): Likewise.
11381 * gencodes.c (get_insn_name): Likewise.
11382 * genconfig.c (get_insn_name): Likewise.
11383 * genemit.c (get_insn_name): Likewise.
11384 * genextract.c (get_insn_name): Likewise.
11385 * genflags.c (get_insn_name): Likewise.
11386 * genopinit.c (get_insn_name): Likewise.
11387 * genpeep.c (get_insn_name): Likewise.
11389 * gencheck.c (usage): Add static prototype.
11390 * genextract.c (print_path): Constify a char*.
11391 * genopinit.c (optabs): Likewise.
11392 * genoutput.c (operand_data, data, output_predicate_decls,
11393 compare_operands): Likewise.
11394 * genrecog.c (write_tree): Add default case in switch.
11396 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11398 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
11400 * print-rtl.c (get_insn_name): Remove prototype.
11402 * toplev.h (progname): Declare const.
11404 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
11405 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
11406 dump_sched_info, dump_local_alloc, regset_release_memory,
11407 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
11408 error_with_file_and_line, error_with_decl, error_for_asm, error,
11409 fatal, warning_with_file_and_line, warning_with_decl, warning,
11410 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
11411 Remove redundant prototypes.
11413 (notice, check_lang_option, report_file_and_line, vnotice,
11414 mark_file_stack): Add static prototype.
11415 (set_fatal_function): Add prototype.
11416 (vnotice, report_file_and_line, set_fatal_function,
11417 check_lang_option): Constify a char*.
11418 (main): Prototype. Call return, not exit.
11420 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11422 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
11424 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
11426 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
11428 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
11430 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11432 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
11433 behave as if it's zero in all cases.
11434 (expand_function_start): Adjust call to assign_parms.
11435 * tree.h (assign_parms): Adjust prototype.
11436 * objc/objc-act.c (hack_method_prototype): Adjust call to
11439 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
11441 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
11442 arg_pointer_rtx fixed if the argument pointer register is
11444 (NONZERO_BASE_PLUS_P): Likewise.
11446 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
11448 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
11449 match_insn2 to match_insn.
11450 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
11452 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
11454 * Makefile.in (USER_H): Remove va-foo.h.
11456 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
11457 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
11458 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
11459 va-spur.h,va-v850.h}: Remove.
11461 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
11463 * sparc/sparc.md (eligible_for_return_delay): New attribute.
11464 (in_return_delay): Use it instead of match_insn.
11466 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
11468 * config/alpha/va_list.h (va-alpha.h): Do not include.
11469 (__gnuc_va_list): Typedef as in varargs.h.
11471 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
11473 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
11474 DECL_LIVE_RANGE_RTL.
11476 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
11478 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
11479 not NOTE_BLOCK_NUMBER.
11480 (expand_eh_region_end): Likewise.
11481 (find_exception_handler_labels): Likewise.
11482 (scan_region): Likewise.
11483 (exception_optimize): Likewise.
11484 (update_rethrow_references): Likewise.
11485 (set_insn_eh_region): Likewise.
11486 * final.c (final_scan_insn): Likewise.
11487 * flow.c (make_edges): Likewise.
11488 * integrate.c (expand_inline_function): Likewise.
11489 * print-rtl.c (print_rtx): Likewise.
11491 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
11493 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
11494 terms of builtin functions and types.
11496 * mips.c (mips_build_va_list): New.
11497 (mips_va_start, mips_va_arg): New.
11498 * mips.h (BUILD_VA_LIST_TYPE): New.
11499 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
11501 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
11502 (sh_build_va_list, sh_va_start, sh_va_arg): New.
11503 * sh.h (BUILD_VA_LIST_TYPE): New.
11504 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
11506 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
11508 * recog.h (struct recog_data): Make dup_num, operand_address_p,
11509 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
11510 (struct insn_data): Likewise with n_operands, n_dups,
11511 n_alternatives, output_format.
11512 * regclass.c (scan_one_insn): Cast n_operands to int before
11513 arithmetic inside comparison.
11515 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
11517 * toplev.c (compile_function): Unconditionally emit nop.
11519 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11521 * haifa-sched.c (actual_hazard): Move declaration of variable
11522 `this_cost' into the scope where it is used.
11524 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11526 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
11527 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
11528 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
11530 * genrecog.c (make_insn_sequence): Call memset, not bzero.
11532 * jump.c (find_insert_position): Don't declare or define unless
11533 !HAVE_conditional_arithmetic.
11534 (returnjump_p_1, delete_prior_computation): Add static prototypes.
11536 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
11538 * recog.c (offsettable_address_p): Prototype function pointer.
11539 (preprocess_constraints): Call memset, not bzero.
11541 * tree.c (tree_node_kind_names): Constify a char*. Make static.
11542 (gcc_obstack_init): Don't declare.
11543 (fix_sizetype): Add static prototype.
11544 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
11545 (tree_cons): Call memset, not bzero.
11547 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
11548 definition in macro ASM_WEAKEN_LABEL.
11549 (mark_const_hash_entry): Add static prototype.
11551 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11553 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
11555 * unroll.c (find_common_reg_term, subtract_reg_term,
11556 loop_find_equiv_value): Add static prototypes.
11557 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
11558 (copy_loop_body): Remove unreachable break statement.
11560 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
11562 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
11564 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11566 Undo some changes from the gcc2 merge:
11567 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
11568 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
11572 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
11573 * emit-rtl.c (gen_lowpart_common): Disable optimization of
11574 initialized float-int union if the value is a NaN.
11576 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
11578 * gthr-win32.h: New file.
11580 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
11581 shared as a valid attribute.
11582 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
11583 * extend.texi: Document `shared' variable attribute.
11585 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
11587 * configure.in: Handle --enable-threads on FreeBSD.
11588 * configure: Rebuit.
11590 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11592 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
11594 * configure: Rebuilt.
11596 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
11597 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
11598 Rosimildo DaSilva <rdasilva@connecttel.com>
11600 * configure.in (m68k-*-rtemscoff*): Added.
11601 * configure.in (mips64orion-*-rtems*): Converted to ELF.
11602 * configure.in (sparc-*-rtemsaout*): Added as alias for old
11603 sparc-rtems configuration.
11604 * configure.in (sparc-*-rtemself*): Added.
11605 * configure.in (sparc-*-rtems*): Now ELF not a.out.
11606 * config/i386/rtems.h: Added comment.
11607 * config/sparc/rtemself.h: New file.
11609 * configure.in (m68k-rtemself): Added.
11610 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
11611 and DWARF_DEBUGGING_INFO.
11612 * config/m68k/crti.s: New file.
11613 * config/m68k/crtn.s: New file.
11614 * config/m68k/t-crtstuff: New file.
11615 * config/m68k/rtemself.h: New file.
11617 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
11618 global ctor/dtor and C++ exception handling.
11619 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
11620 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
11622 * config/i386/t-rtems-i386: New File.
11624 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
11626 * stmt.c (expand_end_case): Return right away if the case stack is
11629 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
11631 * Makefile.in (version.c): Remove rule incorrectly brought in from
11634 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
11636 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
11637 * msdos/top.sed: Take into account a prepended $(SHELL) to
11639 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
11641 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
11643 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11645 * regmove.c (fixup_match_1): Don't change an unchanging register.
11646 (stable_but_for_p): Renamed to:
11647 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
11648 Changed all callers.
11650 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
11652 * loop.c (strength_reduce): Don't call reg_used_between_p if the
11653 insn from BL2 is after the insn from BL.
11655 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
11657 * recog.h (INSN_OUTPUT_FORMAT_*): New.
11658 (struct insn_data): Merge `template' and `outfun' into `output'.
11659 Add `output_format'.
11660 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
11661 (struct data): Remove `outfun'; add `output_format'.
11662 (name_for_index): Remove declaration.
11663 (output_insn_data): Handle output formats.
11664 (process_template): Emit the bare array for @.
11665 (gen_expand, gen_split): Set output_format to NONE.
11666 * output.h (get_insn_template): Declare.
11667 * final.c (get_insn_template): New.
11668 (final_scan_insn): Use it.
11669 * toplev.c (compile_file): Likewise.
11671 * c4x/c4x.c (c4x_process_after_reload): Likewise.
11672 * i860/i860.c (output_delayed_branch): Likewise.
11673 (output_delay_insn): Likewise.
11675 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
11677 * rtl.c (obstack_alloc_rtx): Removed.
11679 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
11681 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
11683 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
11685 * i386.c (call_insn_operand): Reject const_int.
11686 (expander_call_insn_operand): Use call_insn_operand.
11688 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11690 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
11692 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
11694 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
11695 Use DImode operation.
11697 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
11699 * gcc.c: Include sys/resource.h.
11700 (report_times): New flag.
11701 (execute): If report_times is set, calculate and report the
11702 CPU time consumed by each subprocess.
11704 (rus, prus): New globals.
11705 (option_map): Add --time.
11706 (display_help): Document -time.
11707 (process_command): Set report_times if -time is given.
11708 Turn off -pipe if -time is given.
11710 * invoke.texi: Document new option -time.
11712 * configure.in: Check for getrusage. Check if we have to
11713 prototype getrusage.
11714 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
11715 * configure: Regenerate.
11716 * config.in: Regenerate.
11718 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
11720 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
11723 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
11725 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
11726 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
11727 (nan): Return _thenan_sf or _thenan_df as appropriate.
11728 (L_thenan_sf): Define _thenan_sf.
11729 (L_thenan_df): Define _thenan_df.
11731 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
11732 (DPBIT_FUNCS): Add _thenan_df.
11734 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
11736 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
11739 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11741 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
11744 (lang_specific_driver): Don't take a function pointer parameter.
11745 All callers changed.
11747 * gcc.c: Include gcc.h.
11748 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
11749 lang_specific_extra_outfiles, fatal): Don't declare.
11750 (multilib_defaults_raw): Constify.
11751 (read_specs): Call memset, rather than bzero.
11752 (main): Call return, not exit.
11753 (lookup_compiler): Call memcpy, not bcopy.
11754 (fatal): Make extern.
11756 * cppspec.c: Include gcc.h.
11757 (lang_specific_driver): Initialize variable `quote'. Constify a
11758 char*. All calls to the function pointer parameter now
11759 explicitly call `fatal'.
11761 * gccspec.c (lang_specific_driver): Include gcc.h.
11763 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
11765 * arm.c (note_invalid_constants): Use recog_data.operand_type
11768 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11770 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
11773 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
11774 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
11775 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
11776 reload_secondary_in_reload, reload_secondary_out_reload,
11777 reload_secondary_in_icode, reload_secondary_out_icode,
11778 reload_reg_rtx, reload_when_needed): Delete declarations.
11779 (struct reload): New structure.
11780 (rld): Declare new array.
11781 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
11782 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
11783 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
11784 reload_secondary_in_reload, reload_secondary_out_reload,
11785 reload_secondary_in_icode, reload_secondary_out_icode,
11786 reload_reg_rtx, reload_when_needed): Delete definitions.
11788 (whole file): Replace uses of the deleted arrays with uses of rld.
11789 * reload1.c (whole file): Replace uses of the deleted arrays with
11791 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
11792 explicit loops, not with bcopy.
11794 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
11796 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
11797 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
11798 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
11799 insn_name): Delete and consolidate into new structures.
11800 (insn_operand_predicate_fn): New.
11801 (insn_output_fn): New.
11802 (insn_gen_fn): New.
11803 (struct insn_operand_data): New.
11804 (struct insn_data): New.
11806 (OUT_FCN): Update for insn_data change.
11807 * builtins.c (expand_builtin_strlen): Likewise.
11808 (expand_builtin_memcmp): Likewise.
11809 * combine.c (make_extraction, simplify_comparison): Likewise.
11810 * cse.c (canon_reg, cse_insn): Likewise.
11811 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
11812 * expmed.c (store_bit_field, extract_bit_field): Likewise.
11813 (emit_store_flag): Likewise.
11814 * expr.c (convert_move, emit_block_move): Likewise.
11815 (clear_storage, emit_push_insn, expand_increment): Likewise.
11816 (do_store_flag): Likewise.
11817 * expr.h (GEN_FCN): Likewise.
11818 (insn_gen_function): Die.
11819 * final.c (final_scan_insn): Update for insn_data change.
11820 (output_asm_name): Likewise.
11821 * function.c (fixup_var_refs_1): Likewise.
11822 * loop.c (check_dbra_loop): Likewise.
11823 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
11824 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
11825 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
11826 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
11827 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
11828 * regmove.c (gen_add3_insn): Likewise.
11829 * reload.c (push_secondary_reload, combine_reloads): Likewise.
11830 (find_reloads, find_reloads_address_1): Likewise.
11831 (debug_reload_to_stream): Likewise.
11832 * reload1.c (emit_reload_insns, gen_reload): Likewise.
11833 * stmt.c (expand_end_case): Likewise.
11834 * toplev.c (compile_file): Likewise.
11836 * c4x/c4x.c (c4x_process_after_reload): Likewise.
11837 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
11839 * print-rtl.c (insn_name_ptr): Remove declaration.
11840 (get_insn_name): Declare.
11841 (print_rtx): Use it.
11842 * genoutput.c (insn_name_ptr): Remove.
11843 (next_operand_number): New.
11844 (struct operand_data): New.
11845 (null_operand, odata, odata_end): New.
11846 (struct data): Use struct operand_data.
11847 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
11848 (get_insn_name): Renamed from name_for_index.
11849 (output_prologue): Define NO_MD_PROTOTYPES.
11850 (output_predicate_decls): Break out from output_epilogue.
11851 Iterate over the operands list.
11852 (output_operand_data): Break out from output_epilogue. Emit
11853 just the operands list.
11854 (output_insn_data): Break out from output_epilogue. Emit just
11856 (output_epilogue): Remove.
11857 (output_get_insn_name): New.
11858 (constraints, op_n_alternatives, predicates, address_p): Die.
11859 (modes, strict_low, seen): Die.
11860 (scan_operands): Take new param `d' instead of writing to
11861 seven global variables.
11862 (compare_operands): New.
11863 (place_operands): New.
11864 (validate_insn_alternatives): Update for struct data change.
11865 (gen_insn): Don't zero or copy 7 global arrays. Update for
11866 scan_operands; call place_operands.
11867 (gen_peephole, gen_expand, gen_split): Likewise.
11868 (main): Update for new output routines.
11870 * genattr.c (insn_name_ptr): Remove.
11871 (get_insn_name): New function.
11872 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
11873 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
11874 * genrecog.c: Likewise.
11876 * alpha.md (adddi3): Make `pattern' array static.
11878 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11880 * config/c4x/c4x.h (c4x_rpts_cycles_string,
11881 c4x_cpu_version_string): Constify char *.
11882 * config/c4x/c4x.c (c4x_rpts_cycles_string,
11883 c4x_cpu_version_string): Likewise.
11885 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
11887 * tree.c (save_tree_status): Revert 10 Sep change.
11888 (restore_tree_status): Likewise. Call obstack_free with NULL
11889 before freeing the obstack proper.
11891 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
11893 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
11895 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
11896 surrounding context.
11898 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
11900 * tree.c (type_hash_canon): Put all types in the hash-table, when
11903 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
11905 * recog.h (struct recog_data, recog_data): New.
11906 (recog_foo variables): Kill.
11907 * recog.c (recog_operand, recog_operand_loc): Kill.
11908 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
11909 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
11910 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
11911 (recog_data): Define.
11912 (extract_insn): Update all recog_foo references to use recog_data.
11913 (preprocess_constraints, constrain_operands): Likewise.
11914 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
11915 * genattrtab.c (main): Likewise.
11916 * genextract.c (main): Likewise.
11917 * genoutput.c: Likewise.
11918 * genrecog.c (write_subroutine, main): Likewise.
11919 * local-alloc.c (block_alloc): Likewise.
11920 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
11921 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
11922 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
11923 * reload.c (find_reloads, find_reloads_toplev): Likewise.
11924 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
11925 (reload_cse_simplify_operands): Likewise.
11927 * arc/arc.c (arc_final_prescan_insn): Likewise.
11928 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
11929 * h8300/h8300.c (notice_update_cc): Likewise.
11930 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
11931 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
11932 * mn10200/mn10200.c (notice_update_cc): Likewise.
11933 * mn10300/mn10300.c (notice_update_cc): Likewise.
11934 * romp/romp.c (update_cc): Likewise.
11935 * sparc/sparc.c (check_pic): Likewise.
11936 * v850/v850.c (notice_update_cc): Likewise.
11938 * genemit.c (main): Don't declare recog_operand.
11940 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
11942 * ggc.h (rtvec_def): Forward declare.
11943 (tree_node): Likewise.
11944 (ggc_root): Define.
11946 (ggc_set_mark_rtx): Add prototype.
11947 (ggc_set_mark_rtvec): Likewise.
11948 (ggc_set_mark_tree): Likewise.
11949 * ggc-simple.c (ggc_root): Don't define.
11950 (roots): Don't declare.
11951 (ggc_mark_rtx): Remove.
11952 (ggc_mark_rtvec): Likewise.
11953 (ggc_mark_tree): Likewise.
11954 (ggc_mark_varray): Likewise.
11955 (ggc_mark_tree_hash_table_entry): Likewise.
11956 (ggc_mark_tree_hash_table): Likewise.
11957 (ggc_set_mart_rtx): New function.
11958 (ggc_set_mark_rtvec): Likewise.
11959 (ggc_set_mark_tree): Likewise.
11960 (ggc_add_root): Remove.
11961 (ggc_add_rtx_root): Likewise.
11962 (ggc_remove_tree_root): Likewise.
11963 (ggc_add_string_root): Likewise.
11964 (ggc_add_tree_varray_root): Likewise.
11965 (ggc_add_tree_hash_table_root): Likewise.
11966 (ggc_del_root): Likewise.
11967 (ggc_mark_rtx_ptr): Likewise.
11968 (ggc_mark_tree_ptr): Likewise.
11969 (ggc_mark_string_ptr): Likewise.
11970 (ggc_mark_tree_varray_ptr): Likewise.
11971 (ggc_mark_tree_hash_table_ptr): Likewise.
11972 * ggc-common.c: New file.
11973 * Makefile.in (OBJS): Add ggc-common.o.
11974 (ggc-common.o): List dependencies.
11976 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
11978 * cppalloc.c (xstrdup): Use memcpy.
11979 * cpperror.c (cpp_print_containing_files): Don't use
11981 * cpplib.c (conditional_skip): Set temp->lineno.
11982 (do_endif): Make error message less obscure.
11983 (if_directive_name): New function.
11984 (cpp_get_token [case EOF]): Unwind the if stack and generate
11985 error messages for each unterminated conditional in this file.
11986 (parse_string): Do not behave differently if -traditional.
11988 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
11990 * builtins.c (expand_builtin_va_arg): Cope with an array-type
11991 va_list decomposing to pointer-type.
11992 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
11993 (rs6000_va_arg): Likewise.
11995 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
11997 * except.c (start_dynamic_handler): Compute size using
11998 STACK_SAVEAREA_MODE.
12000 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12002 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
12003 include directory headers. Don't define strrchr. Don't provide
12004 my_* replacement functions. Prefer PTR over `pointer_type'.
12005 Don't prototype system functions. Don't redefine getopt.
12007 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
12008 safe_read, safe_write, save_pointers, restore_pointers,
12009 is_id_char, in_system_include_dir, directory_specified_p,
12010 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
12011 find_corresponding_lparen, referenced_file_is_newer,
12012 save_def_or_dec, munge_compile_params, gen_aux_info_file,
12013 process_aux_info_file, identify_lineno, check_source,
12014 seek_to_line, forward_to_next_token_char, output_bytes,
12015 output_string, output_up_to, other_variable_style_function,
12016 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
12017 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
12018 find_static_definition, connect_defs_and_decs, add_local_decl,
12019 add_global_decls, needs_to_be_converted, visit_each_hash_node,
12020 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
12021 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
12022 scan_for_missed_items, edit_file, string_list_cons): Add static
12024 (standard_exec_prefix, target_machine, target_version,
12025 default_syscalls_dir, string_list, string_list_cons, find_file,
12026 do_cleaning): Constify a char*.
12027 (safe_read, safe_write): Use PTR, not a char*.
12028 (is_id_char): Take an int, not a char.
12029 (main): Add prototype. Call return, not exit.
12031 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
12033 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
12034 when comparing types.
12036 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
12038 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
12039 (strength_reduce): Release the varrays from the no-bivs early exit.
12041 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
12042 the loop over the registers.
12044 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
12046 (restore_tree_status): Check that instead when freeing the obstack.
12048 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
12050 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
12053 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12055 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
12056 operand size modifiers.
12058 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12060 * c-common.c (c_common_nodes_and_builtins): Don't build
12062 * c-common.h (enum c_tree_index and related accesor macros): Remove
12063 everything now declared in tree.h.
12064 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
12065 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
12066 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
12067 (error_mark_node, void_type_node, char_type_node, integer_type_node,
12068 unsigned_type_node, ptr_type_node, va_list_type_node,
12069 integer_zero_node, null_pointer_node, integer_one_node): Delete.
12070 (init_decl_processing): Call build_common_tree_nodes and
12071 build_common_tree_nodes_2 instead of building their nodes here.
12072 Don't add roots for these nodes.
12073 * stor-layout.c (size_zero_node, size_one_node): Delete.
12074 (set_sizetype): Make a new node for bitsizetype each time.
12075 * tree.c (global_trees): New variable.
12076 (init_obstacks): Add a gc root for it.
12077 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
12078 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
12079 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
12080 (build_common_tree_nodes): New function.
12081 (fix_sizetype): New function.
12082 (build_common_tree_nodes_2): New function.
12083 * tree.h (enum tree_index): New.
12084 (global_trees): Declare.
12085 Add accessor macros for all nodes now moved to global_trees.
12086 Delete their declarations.
12088 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
12090 * c-decl.c (finish_function): When processing a nested function,
12091 push and pop GC context around rest_of_compilation.
12093 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
12095 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
12096 Default ix86_arch to PROCESSOR_I386.
12097 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
12098 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
12099 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
12100 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
12101 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
12102 (EXTRA_SPECS): Remove deleted specs.
12104 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
12106 * function.c (assign_stack_local_1): Allocate from
12107 function->x_frame_offset, not frame_offset.
12109 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
12111 * ggc.h (lang_cleanup_tree): Remove.
12112 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
12113 * ggc-callbacks.c (lang_cleanup_tree): Remove.
12115 * c-decl.c (finish_struct): Use ggc_alloc to allocate
12116 TYPE_LANG_SPECIFIC when garbage collecting.
12117 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
12118 (lang_cleanup_tree): Remove.
12120 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
12122 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
12123 * crtstuff.c: Not here.
12124 * dwarf2out.c: Or here.
12125 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
12128 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
12130 * function.h (free_after_compilation): Remove decl parameter.
12131 (free_varasm_status0: Likewise.
12132 (free_emit_status): Likewise.
12133 (free_stmt_status): Likewise.
12134 (free_after_compilation): Likewise.
12135 (init_lang_status): New variable.
12136 (free_lang_status): Likewise.
12137 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
12138 * function.c (init_lang_status): New variable.
12139 (free_lang_status): Likewise.
12140 (push_function_context_to): Don't set function::decl here.
12141 (free_after_copmilation): Make decl parameter implicit. Call
12142 free_lang_status if defined.
12143 (prepare_function_start): Call init_lang_status if defined.
12144 (init_function_start): Set function::decl here.
12145 * profile.c (output_func_start_profiler): Don't call pushdecl
12146 until we've actually started the function.
12147 * stmt.c (free_stmt_status): Make decl parameter implicit.
12148 * toplev.c (rest_of_compilation): Don't pass decl to
12149 free_after_compilation.
12150 * varasm.c (free_varasm_status): Likewise.
12152 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12154 * except.c (call_get_eh_context): Add root when allocating static
12157 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
12159 * arm.c: Include "ggc.h".
12160 (arm_add_gc_roots): New function.
12161 (arm_override_options): Call it.
12162 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
12164 * arm.md (define_asm_attributes): Add a pool_range attribute.
12166 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
12168 * extend.texi (Volatiles): New node.
12170 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
12172 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
12173 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
12174 (struct ggc_any): Replace `mark' with `magic_mark'.
12175 (ggc_alloc_string): Use memcpy, not bcopy.
12176 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
12177 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
12178 (ggc_free_any): New.
12179 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
12180 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
12181 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
12182 Use IS_MARKED. Use ggc_free_any.
12184 1999-09-09 Scott Bambrough <scottb@netwinder.org>
12186 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
12188 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
12190 * toplev.c (main): Always init_ggc.
12192 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
12194 * except.c (find_all_handler_type_matches): Free the list if
12195 we found no matches.
12197 * combine.c (SUBST): Break out to a real function do_SUBST.
12198 (SUBST_INT): Likewise.
12199 * gcse.c (free_pre_mem): Free `temp_bitmap'.
12200 (pre_insert): Free `inserted'.
12201 * loop.c (basic_induction_var): Always set `location'.
12203 * function.c (expand_function_end): Add initial_trampoline as a root.
12204 * rtl.h (init_varasm_once): Declare.
12205 * toplev.c (compile_file): Call it.
12206 * ggc-simple.c (ggc_mark_string_ptr): New.
12207 (ggc_add_string_root): New.
12208 (ggc_collect): Disable collection avoidance temporarily.
12209 * ggc.h (ggc_add_string_root): Declare.
12210 * except.c (create_rethrow_ref): Use ggc_alloc_string.
12211 * optabs.c (init_libfuncs): Likewise.
12212 * varasm.c (named_section): Use ggc_alloc_string.
12213 (make_function_rtl): Likewise.
12214 (make_decl_rtl): Likewise.
12215 (assemble_static_space): Likewise.
12216 (assemble_trampoline_template): Likewise.
12217 (output_constant_def): Likewise.
12218 (force_const_mem): Likewise.
12219 (mark_const_hash_entry): New.
12220 (mark_pool_sym_hash_table): New.
12221 (mark_varasm_state): Use it.
12222 (init_varasm_once): New.
12224 * expr.h (init_one_libfunc): Declare.
12225 * optabs.c (init_one_libfunc): New.
12226 (init_optabs): Use it.
12227 * config/gofast.h: Likewise.
12228 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
12229 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
12231 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
12233 * Makefile.in (cppexp.o): Depend on cpphash.h.
12234 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
12236 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
12237 * cpplib.c (do_define): Generalise to handle poisoned definitions,
12238 redefining poisoned identifiers, etc.
12239 (do_undef): Don't allow poisoned identifiers to be undefined.
12240 (do_pragma): Add #pragma poison.
12241 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
12243 * cccp.c: Add T_POISON node type.
12244 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
12246 (do_define): Generalise to handle poisoned definitions,
12247 redefining poisoned identifiers, etc.
12248 (do_undef): Don't allow poisoned identifiers to be undefined.
12249 (do_pragma): Add #pragma poison.
12250 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
12252 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
12253 * c-pragma.h: Add ps_poison state. We now always have generic
12256 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
12258 * ggc.h (ggc_alloc): New function.
12259 (ggc_mark): Likewise.
12260 * ggc-simple.c (ggc_any): New structure.
12261 (ggc_status): Add anys.
12262 (n_anys_collected): New variable.
12263 (ggc_alloc): Define.
12264 (ggc_mark): Likewise.
12265 (ggc_collect): Collect the anys.
12267 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12269 * c-decl.c (mark_binding_level): Make static to match prototype.
12271 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
12273 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
12275 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
12277 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
12278 will use into account. Expand the max width to 5.
12281 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
12283 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
12284 for the rtx length.
12286 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
12288 * alpha.md (call value patterns): Remove the result predicates.
12290 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
12292 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
12295 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12297 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
12298 changed from extern char *, to extern PTR. Also fix typo in
12299 NEED_DECLARATION_REALLOC test.
12301 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
12303 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12305 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
12306 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
12307 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
12308 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
12310 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
12312 * cccp.c (pcfinclude): Likewise.
12314 * global.c (allocno_compare): Likewise.
12316 * haifa-sched.c (rank_for_schedule): Likewise.
12318 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
12320 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
12322 * stupid.c (stupid_reg_compare): Likewise.
12324 * tree.c (_obstack_allocated_p): Likewise.
12326 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
12328 1999-09-08 Bruce Korb autogen@linuxbox.com
12330 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
12331 why "gperf -F" fails.
12332 * gcc/cp/Makefile.in: ditto
12333 * gcc/Makefile.in: ditto
12334 * gcc/java/Makefile.in: ditto
12336 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
12338 * lists.c: Include ggc.h.
12340 (init_EXPR_INSN_LIST_cache): Install it.
12342 * ggc-simple.c (init_ggc): Absorb the old init.
12343 (ggc_push_context): Use xcalloc.
12344 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
12345 (ggc_collect): Add [rvts] tags to the collection stats.
12347 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
12349 * cccp.c (main): Fix handling of -include and -imacros options.
12351 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
12353 * cpplib.c (cpp_push_buffer): Fix order of arguments.
12355 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
12357 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
12360 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
12362 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
12363 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
12364 and SET_DEST. Update comment.
12366 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12368 * config/c4x/c4x.c: Include ggc.h.
12369 (c4x_add_gc_roots): New function.
12370 (c4x_override_options): Call c4x_add_gc_roots.
12372 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
12374 * defaults.h (TARGET_ESC): Move ...
12375 * system.h: ... here, where Linas had it in the first place. Silly me.
12377 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
12379 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
12380 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
12381 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
12382 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
12383 * defaults.h (TARGET_ESC): Add default.
12385 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
12387 * configure.in: add i370-*-openedition, i370-*-mvs and
12388 i370-*-linux targets
12390 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
12392 * dsp16xxx.c: Include ggc.h
12393 (override_options): Mark GC roots.
12394 * mn10200.c: Include ggc.h.
12395 (asm_file_start): Mark GC roots.
12396 * tahoe.c: Include ggc.h.
12397 (extensible_operand): Mark GC roots.
12399 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
12401 * README: Add section discussing status of ELF ABI.
12402 * i370.c: Fix misc spelling mistakes.
12403 (i370_label_scan): Updated notes, exception handling.
12404 (i370_function_prolog): Simplify ELF stack handling.
12405 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
12406 (STACK_GROWS_DOWNWARD): ELF stack grows down.
12407 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
12408 * i370.md: (movdi): Add notes.
12409 (floatsidf2): Use stack not rtca for scratch float area.
12410 (iorsi3): Correct operand constraints.
12411 * x-oe: Restore TAROUTOPTS which are used by pax.
12413 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
12415 * rs6000.c: Include ggc.h.
12416 (rs6000_add_gc_roots): New function.
12417 (override_options): Call it.
12419 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
12421 * alpha.h (alpha_compare): New.
12422 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
12423 * alpha.c: Likewise for the definitions.
12424 (alpha_emit_conditional_branch): Update for alpha_compare.
12425 (alpha_emit_conditional_move): Likewise.
12426 * alpha.md (cmpdf, cmpdi): Likewise.
12427 (setcc patterns): Likewise. Zero alpha_compare after use.
12428 (sne): Optimize (x != 0) into (0U < x).
12430 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
12432 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
12433 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
12434 (INIT_EXPANDERS): Remove.
12435 * alpha.c: Include ggc.h.
12436 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
12437 (alpha_init_machine_status, alpha_mark_machine_status): New.
12438 (override_options): Install them.
12439 (struct machine_function): Moved to alpha.h.
12440 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
12441 (alpha_init_expanders): Remove.
12442 (alpha_return_addr): Adjust to use current_function->machine.
12443 (alpha_ra_ever_killed): Likewise.
12444 (alpha_expand_epilogue): Likewise.
12445 * alpha.md (eh_epilogue): Likewise.
12447 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
12448 Melissa O'Neill <oneill@cs.sfu.ca>
12449 Geoffrey Keating <geoffk@cygnus.com>
12451 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
12452 call-used registers (call-saved registers must still be contiguous
12453 and end with r31, of course).
12455 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
12457 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
12458 (self_promoting_type_p): Delete.
12459 (self_promoting_args_p): Move ...
12460 * c-common.c: ... here.
12461 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
12462 (simple_type_promotes_to): New.
12463 * builtins.c (lang_type_promotes_to): New.
12464 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
12465 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
12466 * c-common.h: ... here.
12467 (self_promoting_args_p, simple_type_promotes_to): Declare.
12468 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
12469 (grokdeclarator): Likewise.
12470 * tree.h (lang_type_promotes_to): Declare.
12472 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
12474 Add some machine-dependent GC roots.
12475 * sparc.c: Include ggc.h.
12476 (sparc_add_gc_roots): New function.
12477 (mark_ultrasparc_pipeline_state): Likewise.
12478 (override_options): Call sparc_add_gc_roots.
12479 * pa.c: Include ggc.h.
12480 (pa_add_gc_roots): New function.
12481 (mark_deferred_plabels): Likewise.
12482 (override_options): Call pa_add_gc_roots.
12483 * mips.c: Include ggc.h.
12484 (mips_add_gc_roots): New function.
12485 (override_options): Use it.
12487 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12489 * cpperror.c (cpp_file_line_for_message): Constify a char*.
12491 * cppexp.c (parse_number, parse_charconst, cpp_lex,
12492 cpp_parse_expr): Add static prototypes.
12493 (parse_charconst): Don't cast away const-ness.
12494 (token): Constify a char*.
12496 * cppfiles.c (file_name_list, include_hash, find_include_file,
12497 finclude, initialize_input_buffer): Constify a char*.
12498 (file_cleanup, find_position): Add static prototypes.
12500 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
12501 collect_expansion): Add static prototypes.
12502 (cpp_install, create_definition, monthnames): Constify a char*.
12504 * cpphash.h (cpp_install): Likewise.
12506 * cppinit.c (known_suffixes, default_include,
12507 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
12508 (base_name, dump_special_to_buffer, initialize_dependency_output):
12509 Add static prototypes.
12511 * cpplib.c (my_strerror): Constify a char*.
12512 (null_underflow, null_cleanup, skip_comment, copy_comment,
12513 copy_rest_of_line, handle_directive, pass_thru_directive,
12514 get_directive_token, read_line_number, cpp_print_file_and_line,
12515 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
12516 v_cpp_warning_with_line, detect_if_not_defined,
12517 consider_directive_while_skipping): Add static prototypes.
12518 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
12519 cpp_pedwarn_with_file_and_line): Constify a char*.
12521 * cpplib.h (cpp_options, include_hash, progname, definition,
12522 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
12523 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
12524 find_include_file, deps_output, include_hash): Constify a char*.
12526 * cppmain.c (progname): Constify.
12527 (main): Add prototype. Use return, not exit.
12529 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
12530 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
12531 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
12532 check_protection): Add static prototype.
12534 (progname, recognized_macrom, recognized_extern): Constify a char*.
12535 (main): Add prototype.
12537 * gen-protos.c (progname): Constify a char*.
12539 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
12541 * emit-rtl.c (free_emit_status): Take decl as a parameter.
12542 (init_emit_once): Add more GC roots.
12543 * except.c (mark_func_eh_entry): New function.
12544 (mark_eh_node): Mark false_label and rethrow_label.
12545 (init_eh): Add more GC roots.
12546 * function.c (free_after_compilation): Take decl as a paramter.
12547 Call free_stmt_status.
12548 (mark_function_state): Don't assume x_parm_reg_stack_loc is
12550 * function.h (free_after_compilation): Change prototype.
12551 (free_varasm_status): Likewise.
12552 (free_emit_status): Likewise.
12553 (free_stmt_status): New function.
12554 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
12555 Remove, replacing with ...
12556 (ggc_status): New structure.
12557 (ggc_chain): New variable.
12558 (init_gcc): Define.
12559 (ggc_push_context): New function.
12560 (ggc_pop_context): Likewise.
12561 (ggc_alloc_rtx): Adjust for use of ggc_chain.
12562 (ggc_alloc_rtvec): Likewise.
12563 (ggc_alloc_tree): Likewise.
12564 (ggc_alloc_string): Likewise.
12565 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
12566 (ggc_mark_tree): Give language-dependent code a chance to mark
12568 (ggc_mark_tree_varray): Handle empty arrays.
12569 (ggc_collect): Adjust for use of ggc_chain. Clear
12570 bytes_alloced_since_last_gc.
12571 * ggc.h (ggc_pop_context): New function.
12572 (ggc_push_context): Likewise.
12573 * print-tree.c (print_node): Don't print obstacks when GC'ing.
12574 * stmt.c (free_stmt_status): New function.
12575 (init_stmt_for_function): Clear last_expr_value.
12576 * toplev.c (rest_of_compilation): Always call free_after_compilation.
12577 Conditionalize call to ggc_collect.
12578 (main): Call init_ggc.
12579 * tree.c (push_obstacks): Do the push, even when GC'ing.
12580 (push_obstacks_nochange): Likewise.
12581 (pop_obstacks): Liekwise.
12582 * varasm.c (free_varasm_status): Take decl as a parameter.
12584 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
12586 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
12587 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
12588 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
12589 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
12591 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
12593 * pa/x-pa-mpeix: New file for the MPE port.
12595 * pa/quadlib.asm: New file for long double support.
12597 * configure.in: Add hppa1.0-*-mpeix for MPE port.
12598 * configure: Rebuilt.
12600 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
12602 * final.c (shorten_branches): Fix last change.
12604 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
12606 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
12608 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
12610 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
12613 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12615 * c-aux-info.c (concat): Don't define.
12617 * cccp.c (my_strerror): Likewise. All callers changed to use
12619 (do_include): Call xstrdup, not xmalloc/strcpy.
12620 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
12621 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
12623 * collect2.c (my_strsignal): Likewise. All callers changed to use
12625 (locatelib): Call xstrdup, not xmalloc/strcpy.
12627 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
12629 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
12631 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
12633 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
12635 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
12637 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
12639 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
12641 (find_all_handler_type_matches): Likewise. Don't check return
12643 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
12644 xmalloc, not malloc.
12645 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
12647 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
12648 (init_spec): Call xcalloc, not xmalloc/bzero.
12649 (set_spec): Call xstrdup, not save_string.
12650 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
12651 (find_a_file): Call xstrdup, not xmalloc/strcpy.
12652 (process_command): Call xstrdup, not save_string.
12653 (main): Call xcalloc, not xmalloc/bzero.
12655 * gcov.c (xmalloc): Don't define.
12656 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
12657 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
12658 (output_data): Call xcalloc, not xmalloc/bzero.
12660 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
12662 * mips-tdump.c (xmalloc): Don't define.
12663 (print_symbol): Call xmalloc, not malloc.
12664 (read_tfile): Call xcalloc, not calloc.
12666 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
12667 Don't define. All callers of xfree/my_strsignal changed to use
12668 free/strsignal instead.
12669 (allocate_cluster): Call xcalloc, not calloc.
12671 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
12672 Fix memory leak, free allocated memory.
12674 * prefix.c (translate_name): Call xstrdup, not save_string.
12675 (update_path): Likewise.
12677 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
12679 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
12680 Don't define. Callers of xfree/savestring2 changed to use
12681 free/concat instead.
12683 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
12684 (init_elim_table): Likewise.
12686 * resource.c (init_resource_info): Likewise.
12688 * stupid.c (stupid_life_analysis): Likewise.
12690 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
12691 (open_dump_file): Call concat, not xmalloc/strcpy/...
12692 (clean_dump_file): Likewise.
12693 (compile_file): Call xstrdup, not xmalloc/strcpy.
12695 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
12697 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
12698 * v850.c (v850_va_arg): New.
12700 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12702 * haifa-sched.c: Tidy comments.
12704 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12706 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
12707 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
12708 $(out_object_file)): Depend on ggc.h.
12709 * c-common.c: Include "ggc.h".
12710 (combine_strings): If doing GC, use ggc_alloc_string.
12711 * c-decl.c: Include "ggc.h".
12712 (ggc_p): Define with value 0.
12713 (mark_binding_level): New function.
12714 (init_decl_processing): Add GC roots.
12715 (mark_c_function_context): New function.
12716 (lang_mark_false_label_stack): New function.
12717 (lang_mark_tree): New function.
12718 (lang_cleanup_tree): New function.
12719 * c-lang.c: Include "ggc.h".
12720 (lang_init): Call c_parse_init.
12721 * c-lex.c: Include "ggc.h".
12722 (check_linenum): If doing GC, don't copy filenames to permanent
12724 * c-parse.in: Include "ggc.h".
12725 (c_parse_init): New function.
12726 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
12727 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
12729 * except.c (mark_eh_state): Mark more state.
12730 * function.c (mark_function_state): Likewise.
12731 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
12732 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
12733 * toplev.c (mark_file_stack): New function.
12734 (compile_file): If doing GC, use ggc_alloc_string on input filename.
12735 (main): Add root for input_file_stack.
12737 * i386.c: Include "ggc.h".
12738 (ix86_mark_machine_status): New function.
12739 (override_options): Set mark_machine_status.
12741 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12743 * tree.c (copy_node): Copy node contents also if doing GC.
12745 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
12747 * collect2.c (scan_libraries): Fix double-thinko :-).
12749 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
12751 * collect2.c (scan_libraries): Fix thinko.
12753 * cse.c (delete_trivially_dead_insns): Do not skip the last
12754 insn if it is a real insn.
12756 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
12758 * Makefile.in (ggc-simple.o): Depend on hash.h.
12759 * ggc.h (ggc_add_tree_hash_table_root): Declare.
12760 (ggc_mark_tree_varray): Likewise.
12761 (ggc_mark_tree_hash_table): Likewise.
12762 * ggc-simple.c: Include hash.h.
12763 (ggc_mark_tree_hash_table_ptr): New function.
12764 (ggc_mark_tree_hash_table_entry): Likewise.
12765 (ggc_mark_tree_hash_table): Likewise.
12766 (ggc_add_tree_hash_table_root): Likewise.
12767 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
12768 rtx, when defining fields.
12770 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
12772 * profile.c (output_func_start_profiler): Remove apparently
12773 nonsensical call to start_sequence.
12775 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
12777 * clipper/clipper.c (clipper_va_start): Fix typos.
12779 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
12780 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
12781 (spur_va_arg): New stub.
12783 * configure.in: Comment out pyramid.
12785 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
12787 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
12788 don't conflict with the bits that win32, cygwin, and dgux
12791 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
12792 Bernd Schmidt <bernds@cygnus.co.uk>
12794 * integrate.c (function_cannot_inline_p): Do not inline
12795 functions with forced labels.
12797 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
12798 Bernd Schmidt <bernds@cygnus.co.uk>
12799 Mark Mitchell <mark@codesourcery.com>
12801 * Makefile.in (ggc-simple.o): Depend on varray.h.
12802 (rtl.o): Depend on ggc.h.
12803 (genattrtab.o): Depend on ggc.h.
12804 (print-tree.o): Likewise.
12805 (fold-const.o): Likewise.
12806 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
12807 (make_insn_raw): Don't cache insns when GC'ing.
12808 (emit_insn_before): Likewise.
12809 (emit_insn_after): Likewise.
12810 (emit_insn): Likewise.
12811 (start_sequence): Use xmalloc to allocate the sequence_stack.
12812 (end_sequence): Add free to free it.
12813 (gen_sequence): Don't cache insns when GC'ing.
12814 (clear_emit_caches): Don't use sequence_element_free_list.
12815 (init_emit): Use xcalloc, not xmalloc+bzero.
12816 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
12817 * function.c (pop_function_context_from): Use free to free the
12818 fixup_var_refs_queue.
12819 (put_reg_into_stack): Allocate it with xmalloc.
12820 * genattrtab.c: Include ggc.h.
12821 (operate_exp): Don't use obstack_free when GC'ing.
12822 (simplify_cond): Likewise.
12823 (simplify_text_exp): Likewise.
12824 (optimize_attrs): Likewise.
12825 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
12827 (gencode): Generate a #include for ggc.h.
12828 * ggc-callbacks.c (ggc_p): Define it to zero.
12829 * ggc-none.c (ggc_p): Likewise.
12830 * ggc-simple.c: Include varray.h.
12831 (ggc_mark_tree_varray): New function.
12832 (ggc_add_tree_varray_root): Likewise.
12833 (ggc_mark_tree_varray_ptr): Likewise.
12834 * ggc.h (ggc_p): Declare.
12835 (varray_head_tag): Likewise.
12836 (ggc_add_tree_varray_root): Declare.
12837 * print-tree.c (print_node): Don't check for TREE_PERMANENT
12838 inconsistencies when GC'ing.
12839 * rtl.c: Include ggc.h.
12840 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
12841 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
12842 (rtx_free): Don't call obstack_free when GC'ing.
12843 * toplev.c (rest_of_compilation): Call ggc_collect after every
12845 * tree.c (push_obstacks): Do nothing, if GC'ing.
12846 (pop_obstacks_nochange): Likewise.
12847 (pop_obstacks): Likewise.
12848 (make_node): Use ggc_alloc_tree when GC'ing.
12849 (copy_node): Likewise.
12850 (get_identifier): Use ggc_alloc_string when GC'ing.
12851 (build_string): Likewise.
12852 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
12853 (tree_cons): Likewise.
12854 (build1): Likewise.
12855 (type_hash_canon): Don't call obstack_free when GC'ing.
12857 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
12859 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
12860 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
12862 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
12863 Bernd Schmidt <bernds@cygnus.co.uk>
12864 Mark Mitchell <mark@codesourcery.com>
12866 * Makefile.in (stor-layout.o): Depend on ggc.h.
12867 (expr.o): Depend on ggc.h.
12868 (profile.o): Depend on ggc.h.
12869 (stor-layout.o): Depend on ggc.h.
12870 * emit-rtl.c (init_emit_once): Add gc roots.
12871 * expr.c: Include ggc.h.
12872 (emit_block_move): Add gc roots.
12873 (clear_storage): Likewise.
12874 * expr.h (init_stor_layout_once): New function.
12875 * profile.c: Include ggc.h.
12876 (init_arc_profiler): profiler_label is a root.
12877 * scan.c (make_sstring_space): Trust xrealloc to function
12878 correctly with first parameter NULL.
12879 * stor-layout.c: Include ggc.h.
12880 (set_sizetype): Add gc root.
12881 (init_stor_layout_once): New function.
12882 * toplev.c (compile_file): Call it.
12884 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
12885 Bernd Schmidt <bernds@cygnus.co.uk>
12886 Mark Mitchell <mark@codesourcery.com>
12888 * Makefile.in (tree.o): Depend on ggc.h.
12889 (varasm.o): Likewise.
12890 (function.o): Likewise.
12891 (stmt.o): Likewise.
12892 (except.o): Likewise.
12893 (optabs.o): Likewise.
12894 (emit-rtl.o): Likewise.
12895 * emit-rtl.c: Include ggc.h.
12896 (sequence_element_free_list): Remove, and all references.
12897 (mark_sequence): New functions.
12898 (mark_emit_state): New function.
12899 * except.c: Include ggc.h.
12900 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
12901 (mark_tree_label_node): New functions.
12902 (mark_eh_state): New function.
12903 * function.c: Include ggc.h.
12904 (mark_temp_slot, mark_function_chain): New functions.
12905 (mark_function_state): New function.
12906 (init_function_once): New function.
12907 * function.h (init_function_once): New function.
12908 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
12909 * ggc.h (label_node): Declare.
12910 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
12911 (lang_mark_false_label_stack): New function.
12912 (mark_temp_slot): Remove declaration.
12913 (mark_function_chain): Likewise.
12914 (mark_eh_state): Adjust prototype.
12915 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
12917 * optabs.c: Include ggc.h.
12918 (mark_optab): New function.
12919 (init_optabs): Add gc roots.
12920 * stmt.c: Include ggc.h.
12921 (mark_cond_nesting, mark_loop_nesting): New functions.
12922 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
12923 (mark_stmt_state): New function.
12924 * toplev.c (compile_file): Call init_function_once.
12925 * tree.c: Include ggc.h.
12926 (type_hash): Move declaration earlier in file.
12927 (TYPE_HASH_SIZE, type_hash_table): Likewise.
12928 (init_obstacks): Add gc roots.
12929 (mark_type_hash): New function.
12930 * varasm.c: Include ggc.h.
12931 (mark_pool_constant): New function.
12932 (mark_varasm_state): New function.
12934 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12936 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
12938 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12940 * c-decl.c (struct language_function): Renamed from struct c_function.
12942 (c_function_chain): Delete.
12943 (push_c_function_context): New arg F. Don't warn about nested
12944 functions here. Fill LANGUAGE elt of F. Delete code to update
12945 c_function_chain. Don't call push_function_context.
12946 (pop_c_function_context): New arg F. Restore from there instead of
12947 from c_function_chain. Don't call pop_function_context. Clear out
12948 LANGUAGE field of F when done.
12949 * c-lang.c: Include "function.h"
12950 (lang_init): Initialize save_lang_status and restore_lang_status.
12951 * c-parse.in (nested_function, nested_function_notype): Warn about
12952 nested functions. Call push_function_context/pop_function_context
12953 instead of the _c_ variants.
12954 * c-tree.h (push_c_function_context, pop_c_function_context): Update
12956 * Makefile.in (c-lang.o): Update dependencies.
12958 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
12959 regno_pointer_flag, regno_pointer_align.
12960 (gen_reg_rtx): Use xrealloc to enlarge them.
12961 (free_emit_status): New function.
12962 * function.c (mark_machine_status, mark_lang_status): New variables.
12963 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
12964 in some bits from assign_stack_local. All callers changed to use new
12966 (assign_stack_local): Just call assign_stack_local_1.
12967 (free_after_compilation): New function.
12968 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
12969 (trampoline_address): Likewise.
12970 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
12971 (prepare_function_start): Explicitly clear some more variables.
12972 * function.h (struct function): New elt can_garbage_collect.
12973 (mark_machine_status, mark_lang_status): Declare variables.
12974 (free_after_compilation, free_emit_status, free_varasm_status,
12975 init_varasm_status): Declare functions.
12976 * toplev.c (rest_of_compilation): Call free_after_compilation when
12977 done with the current function.
12978 * varasm.c (free_varasm_status): New function.
12980 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
12982 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
12983 (EXPAND_BUILTIN_VA_ARG): Define.
12984 * sparc.c (sparc_va_start): New.
12985 (sparc_va_arg): New.
12987 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12989 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
12991 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12993 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
12995 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
12997 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
12998 (OBJS): Add $(GGC).
12999 (ggc-callbacks.o): New target.
13000 * ggc-callbacks.c: New file.
13002 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13004 * expr.h: Collapse individual optab and libfunc vars to arrays.
13005 (optab_index, libfunc_index): New enumerations.
13006 (optab_table, libfunc_table): New arrays.
13007 Add accessor macros for both.
13009 * optabs.c (optab_table, libfunc_table): New.
13010 Delete declarations for individual optab and libfunc vars.
13012 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
13014 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
13016 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
13018 * Makefile.in (GGC, GGC_LIB): New.
13019 (HOST_RTL): Include ggc-none.o.
13020 (ggc-simple.o): New target.
13021 (ggc-none.o): Likewise.
13022 * tree.h (tree_common): Add gc_mark.
13023 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
13024 (struct rtvec_def): Add gc_mark.
13025 * emit-rtl.c (global_rtl): Update static initializers to contain
13026 enough initializers.
13027 * ggc.h, ggc-none.c, ggc-simple.c: New files.
13028 * toplev.c (gc_time): New variable.
13029 (all_time): New variable.
13030 (compile_file): Print gc time.
13031 (print_time): Calculate percentage of the whole.
13033 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13035 Change obstack memory management and varasm constant pool handling so
13036 that nested functions are treated like any other functions.
13037 * function.c (init_machine_status): New variable.
13038 (push_function_context_to): Set contains_functions for the outer
13039 function. Don't call save_varasm_status.
13040 (pop_function_context_from): Don't call restore_varasm_status. Don't
13041 set current_function_contains_functions.
13042 (prepare_function_start): Call init_varasm_status rather than
13043 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
13045 * function.h (struct function) Add field varasm. Delete fields
13046 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
13047 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
13048 (init_machine_status): Declare.
13049 (save_varasm_status, restore_varasm_status): Delete declarations.
13050 (save_tree_status, restore_tree_status): Delete last argument.
13051 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
13052 code. All callers changed.
13053 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
13054 save_constants_in_decl_trees, restore_constants, save_constants,
13055 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
13057 (inlining): New variable.
13058 (reg_map, label_map, insn_map, orig_asm_operands_vector,
13059 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
13061 (save_for_inline_nocopy): Don't save constants.
13062 Don't set inl_emit field in current_function.
13063 (expand_inline_function): Use emit field, not inl_emit, of the inlined
13064 function. Set new variable inlining before
13065 calling copy_rtx_and_substitute.
13066 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
13067 constant pool references if inlining is nonzero.
13068 Delete ADDRESS and (most of the) CONST cases.
13069 (output_inline_function): Save and restore current_function/
13070 current_function_decl. Delete restore_constants code. Don't call
13071 init_const_rtx_hash_table.
13072 * output.h (init_const_rtx_hash_table): Don't declare.
13073 * rtl.h (struct function): Declare.
13074 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
13075 * toplev.c (rest_of_compilation): Don't treat nested functions or
13076 functions containing them specially. Delete all code to deal with
13077 save_for_inline_copying.
13078 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
13079 inline_obstacks): Delete variables.
13080 (save_tree_status): Lose arg CONTEXT. All callers changed.
13081 Simply allocate a new function_maybepermanent_obstack for the new
13082 function, delete all the special cases.
13083 Don't save inline_obstacks.
13084 (restore_tree_status): Lose arg CONTEXT. All callers changed.
13085 Delete special handling for function_maybepermanent_obstack; simply
13087 Don't restore inline_obstacks.
13088 (permanent_allocation): Delete code that frees inline_obstacks.
13089 (print_inline_obstack_statistics): Delete function.
13090 (dump_tree_statistics): Don't call it.
13091 * varasm.c (struct varasm_status): New.
13092 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
13093 last_pool, pool_offset, const_double_chain): Delete global
13094 variables, replace with accessor macros.
13095 (immed_double_const): Don't walk const_double_chain outside a
13096 function, but don't treat nested functions specially anymore.
13097 (immed_real_const_1): Likewise.
13098 (clear_const_double_mem): Don't treat nested functions specially.
13099 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
13100 (save_varasm_status, restore_varasm_status): Delete functions.
13101 (init_varasm_status): New function.
13102 (force_const_mem): Don't treat nested functions specially.
13103 (find_pool_constant): Accept new arg F, search for constants in
13104 that function's pool rather than the current one. All callers
13106 (get_pool_constant_for_function, get_pool_mode_for_function): New
13109 * i386.c (init_386_machine_status): New function, mostly from
13110 clear_386_stack_locals.
13111 (struct machine_functions): Rename element names to avoid name
13113 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
13114 macros, replacing global variables.
13115 (clear_386_stack_locals, save_386_machine_status,
13116 restore_386_machine_status): Delete functions.
13117 (override_options): Initialize init_machine_status.
13118 * i386.h (INIT_EXPANDERS): Delete macro.
13119 (save_386_machine_status, restore_386_machine_status,
13120 clear_386_stack_locals): Delete declarations.
13122 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13124 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
13125 (doloop_begin): Simplify pattern and use emit_jump_insn.
13126 (doloop_end): Simplify pattern, switch operand order,
13127 and use emit_jump_insn.
13129 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
13131 * function.h (struct function): Add new element LANGUAGE.
13132 (save_lang_status): Declare new variable.
13133 (restore_lang_status): Likewise.
13134 * function.c (save_lang_status): Define.
13135 (restore_lang_status): Likewise.
13136 (push_function_context_to): Call language-specific save function.
13137 (pop_function_context_from): Call language-specific restore function.
13139 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
13141 * i386.md (movsf_1): Check REG_P before use of REGNO.
13142 (movdf_1): Likewise.
13143 (movxf_1): Likewise.
13144 (extendsfdf2): Likewise.
13145 (extendsfxf2): Likewise.
13146 (extenddfxf2): Likewise.
13148 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13150 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
13151 constants into memory.
13152 (c4x_shiftable_constant): New function.
13153 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
13154 (c4x_shiftable_constant): Declare.
13155 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
13156 ashlqi3_noclobber): Add new patterns and associated splitters.
13158 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
13160 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
13161 * dwarf2out.c (dwarf2out_frame_init): Likewise.
13162 * final.c (shorten_branches): Likewise.
13163 * global.c (global_alloc): Likewise.
13164 * haifa-sched.c (build_control_flow): Likewise.
13165 * stmt.c (check_for_full_enumeration_handling): Likewise.
13166 (estimate_case_costs): Likewise.
13168 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
13170 * rtl.h (RTL_CHECKC2): Fix typo in last change.
13172 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
13174 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
13175 (recompute_reg_usage): Likewise.
13176 * rtlanal.c (find_regno_fusage): Likewise.
13178 * rtl.c (rtl_check_failed_code1): New function.
13179 (rtl_check_failed_code2): New.
13180 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
13181 (RTL_CHECKC1, RTL_CHECKC2): New.
13182 (XC*): New accessor macros.
13183 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
13184 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
13185 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
13186 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
13187 (TRAP_*, RANGE_INFO_*): Likewise.
13189 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13191 * Makefile.in (tlink.o): Don't depend on toplev.h.
13193 * collect2.c (c_file, o_file, export_file, import_file, ldout,
13194 output_file, nm_file_name, ldd_file_name, strip_file_name,
13195 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
13196 add_prefix, prefix_from_env, prefix_from_string, do_wait,
13197 fork_execute, maybe_unlink, add_to_list,
13198 extract_init_priority, write_list, dump_list,
13199 dump_prefix_list, write_list_with_asm, write_c_file,
13200 write_c_file_stat, write_c_file_glob, scan_prog_file,
13201 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
13202 ignore_library, extract_string, notice, dump_file, target_machine,
13203 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
13204 read_file, print_load_command): Constify a char*.
13205 (fdopen, error, fatal, fatal_perror): Don't prototype.
13206 (my_strerror): Remove. All callers use xstrerror instead.
13207 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
13208 (main): Add prototype. Constify lots of char* ptrs. Change calls
13209 to xcalloc/strcpy/strcat/... to one call to concat.
13210 (main, scan_prog_file, scan_libraries): Use an intermediate
13211 `const char **' to build an argv array.
13212 (mapfile, libselect, libcompare, locatelib): Add prototypes.
13214 * collect2.h (collect_execute, collect_wait, dump_file,
13215 file_exists): Constify a char*.
13216 (ldout, c_file_name, temporary_obstack, permanent_obstack,
13217 temporary_firstobj, vflag, debug): Add extern declarations.
13218 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
13220 * tlink.c: Don't include toplev.h.
13221 (vflag, debug, ldout, c_file_name, temporary_obstack,
13222 permanent_obstack, temporary_firstobj): Don't declare.
13223 (tlink_execute, frob_extension, symbol_hash_lookup,
13224 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
13225 recompile_files, read_repo_files, demangle_new_symbols,
13226 scan_linker_output): Constify a char*.
13227 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
13228 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
13230 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
13232 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
13233 (relative) rather than jsr (absolute) subroutine call insns.
13234 * config/m68k/m68k-coff.h: Ditto.
13236 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
13238 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
13239 now rework these too.
13240 (arm_reorg): If an insn can't reach the end of the current pool,
13241 ensure that we emit that pool before the insn.
13243 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
13245 * tlink.c (scan_linker_output): Skip the initial underscore in
13246 a mangled name if appropriate.
13248 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13250 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
13251 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
13252 error_with_ivar, gen_declarator, create_builtin_decl,
13253 my_build_string, generate_descriptor_table, generate_ivars_list,
13254 generate_dispatch_table, check_protocols, TAG_GETCLASS,
13255 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
13256 dump_base_name, lang_decode_option, build_encode_expr,
13257 start_class, finish_class, encode_pointer, really_start_method,
13258 gen_declaration, dump_interface, handle_class_ref, handle_impent):
13260 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
13261 Add static prototypes.
13262 (build_objc_string_decl, build_selector_reference_decl,
13263 encode_bitfield, build_class_reference_decl): Remove unused
13264 parameter, all callers changed.
13265 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
13266 (objc_printable_name): Likewise. Change second parameter to type int.
13267 (init_objc): Use memcpy, not bcopy, to avoid casts.
13269 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
13271 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
13272 reg notes on a deleted insn.
13273 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
13275 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
13277 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
13279 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13281 * stmt.c (expand_asm_operands): Fix index into inout_mode when
13284 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
13286 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
13287 * tm.texi (MD_ASM_CLOBBERS): Document it.
13289 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
13291 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
13292 * except.c (expand_rethrow): Remove unused variable.
13293 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
13294 * flow.c (replace_insns): Likewise.
13295 (create_edge_list, verify_edge_list): Likewise.
13296 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
13298 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
13299 is special code to run.
13300 (main): Don't define operands to emit_operand.
13301 * genrecog.c (main): Don't emit an empty peephole2_insn function.
13303 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
13305 * alpha/alpha.h (normal_memory_operand): Declare.
13306 (reg_no_subreg_operand): Declare.
13307 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
13309 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
13311 * c-parse.in (compstmt_primary_start): New, broken out of first
13312 part of compstmt handling in primary.
13313 (primary): Use it. Add an error clause.
13314 (compstmt_nostart): Renamed from compstmt; remove all
13315 initial invocations of compstmt_start.
13318 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
13320 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
13323 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
13325 * combine.c (simplify_shift_const): Remove extra semicolon.
13326 * dwarf2out.c (remove_AT): Likewise.
13327 * expmed.c (expand_mult): Likewise.
13328 * gcov.c (create_program_flow_graph): Likewise.
13329 * reorg.c (mostly_true_jump): Likewise.
13331 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
13333 * fold-const.c (fold_range_test): Do not try to fold the range
13334 test if the rhs or lhs has side effects.
13336 * combine.c (simplify_rtx): Recognize another case of a synthesized
13339 * varasm.c (mark_constant_pool): When marking indirect references,
13340 only look at SYMBOL_REFs.
13342 * except.c (expand_fixup_region_end): Do not peek at
13343 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
13345 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
13347 * flags.h: New variables align_loops, align_loops_log,
13348 align_jumps, align_jumps_log, align_labels, align_labels_log,
13349 align_functions, align_functions_log.
13350 * toplev.c: Define them.
13351 (f_options): Handle -falign-* when they have no argument.
13352 (main): Add logic to set variables for -falign-functions,
13353 -falign-jumps, -falign-labels, -falign-loops.
13354 Make it -fsched-verbose=<n> and -finline-limit=<n>.
13355 (display_help): Change help to match options.
13356 * final.c (LABEL_ALIGN): Default to align_labels_log.
13357 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
13358 (LOOP_ALIGN): Default to align_loops_log.
13359 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
13360 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
13361 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
13362 * varasm.c (assemble_start_function): Handle align_functions.
13364 * config/sparc/sparc.h: Don't declare sparc_align_*.
13365 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
13366 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
13368 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
13370 * config/sparc/sparc.c: Delete sparc_align_loops,
13371 sparc_align_jumps, sparc_align_funcs and the corresponding string
13373 (sparc_override_options): Default align_functions on ultrasparc.
13374 Delete -malign-* handling.
13376 * config/mips/mips.c (override_options): On 64-bit targets,
13377 try to align code to 64-bit boundaries.
13378 (print_operand): New substitution, %~,
13379 which aligns labels to align_labels_log.
13380 * config/mips/mips.md (div_trap_normal): Use %~.
13381 (div_trap_mips16): Likewise.
13383 (absdi2): Likewise.
13384 (ffssi2): Likewise.
13385 (ffsdi2): Likewise.
13386 (ashldi3_internal): Likewise.
13387 (ashrdi3_internal): Likewise.
13388 (lshrdi3_internal): Likewise.
13389 (casesi_internal): Likewise.
13391 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
13393 Merge new ia32 backend from the branch!
13395 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
13396 See ChangeLog.P2 on new_ia32_branch for details.
13398 * rtl.h (stack_regs_mentioned_p): Delete prototype.
13399 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
13400 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
13401 * i386/gas.h (ASM_FILE_START): Define.
13402 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
13403 for name change of ix86_valid_decl_attribute_p.
13404 (i386_pe_valid_type_attribute_p): Similarly.
13406 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
13408 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
13409 to step through CC modes.
13411 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13413 * regmove.c (fixup_match_1): Don't move INSN in front of P if
13414 it would end up in the shadow of a live flags regsiter.
13416 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13418 * reload1.c: Fix many indentation problems.
13419 * reload.c: Likewise.
13421 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
13423 * alias.c (non_local_reference_p): Constify fmt.
13425 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
13427 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
13429 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
13431 * cse.c (delete_trivially_dead_insns): Do not delete stores to
13432 the internal_arg_pointer.
13434 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
13436 Merge peephole2 from new_ia32_branch:
13437 * Makefile.in (STAGESTUFF): Add *.peephole2.
13438 (mostlyclean): Likewise.
13439 (recog.o): Depend on resource.h.
13441 * final.c (peephole): Conditionalize decl on HAVE_peephole.
13442 (final_scan_insn): Likewise for the invocation of peephole.
13443 * genconfig.c (main): Look for peephole and peephole2 patterns.
13444 Emit HAVE_peephole* accordingly.
13445 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
13446 * flags.h (flag_peephole2): Declare.
13447 * toplev.c: New pass peephole2. New flag -fpeephole2.
13449 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
13450 * gencodes.c (main): Likewise.
13451 * genextract.c (main): Likewise.
13452 * genoutput.c (main): Likewise.
13453 * genemit.c (max_operand_1): Look for the max scratch operand.
13454 (gen_rtx_scratch): New.
13455 (gen_exp): Use it, and pass on new arg subroutine_type.
13456 (gen_expand): Take max scratch into account.
13457 (gen_split): Emit peephole2 functions.
13458 (output_peephole2_scratch): New.
13459 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
13460 * genrecog.c (routine_type): Add PEEPHOLE2.
13462 (make_insn_sequence): Match outer parallel for peep2. Discard
13463 top level scratches and dups.
13464 (add_to_sequence): New args insn_type and top. Update all callers.
13465 Handle toplevel peep2 matching insns.
13466 (write_subroutine): Handle peep2.
13467 (write_tree_1): Likewise.
13468 (write_tree): Likewise.
13470 (change_state): New arg afterward. Update all callers.
13471 Handle matching separate insns.
13472 * recog.c (recog_next_insn): New.
13473 (peephole2_optimize): New.
13474 * rtl.def (DEFINE_PEEPHOLE2): New.
13475 * resource.c (find_free_register): New argument last_insn. Use it
13476 to find a register available through the entire span.
13477 * resource.h (find_free_register): Update prototype.
13479 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
13481 * i386.c (output_strlen_unroll): Don't write xops[7]
13482 label if it wasn't set.
13484 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
13486 * cpplib.c (struct directive): Const-ify name pointer and
13487 function pointer prototype.
13488 (validate_else, do_define, do_line, do_include, do_undef,
13489 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
13490 do_elif, do_endif, do_sccs, do_assert, do_unassert,
13491 do_warning): Const-ify second arg.
13492 (directive_table): Mark const. Reorder entries by frequency
13493 of usage, record statistics.
13495 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
13497 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
13498 bounds- check RTL accesses if --enable-checking.
13499 (RTVEC_ELT): Bounds check if --enable-checking.
13500 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
13501 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
13502 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
13504 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
13505 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
13507 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
13508 (NOTE_SOURCE_FILE): Use X0STR.
13509 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
13510 MEM_ALIAS_SET): Use X0INT.
13511 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
13512 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
13514 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
13515 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
13516 (rtl_check_failed_bounds, rtl_check_failed_type1,
13517 rtl_check_failed_type2, rtvec_check_failed_bounds): New
13519 (fancy_abort): Fix comment.
13521 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
13522 (cse_insn): Decrement LABEL_NUSES for jump target before
13523 deleting jump insn.
13524 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
13525 * final.c (alter_subreg): Compute regno before changing x to
13526 REG; set REGNO(x) after changing it.
13527 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
13528 notes containing CONST_INTs.
13529 (delete_eh_regions): Use NOTE_EH_HANDLER.
13530 * function.c (put_reg_into_stack): Make reg a MEM before
13532 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
13534 (gen_mem_addressof): Make reg a MEM before initializing it.
13535 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
13537 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
13538 deleting an insn, not after.
13539 (block_alloc): Only look at PATTERN(insn) if we have to, and
13540 only if it's format class 'i'.
13541 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
13542 CONST_INT before using its INTVAL.
13543 * print-rtl.c (print_rtx): Use X0STR.
13544 * regmove.c (fixup_match_1): Don't look at PATTERN of
13545 non-class-'i' insn chain elements.
13546 * reload.c (loc_mentioned_in_p): Take address of
13547 in->fld[1].rtx directly.
13548 * reload1.c (reload): Change reg to a MEM before initializing
13550 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
13552 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
13554 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
13556 * config/mips/mips.c (machine_dependent_reorg): Force a
13557 barrier to output the local constant pool if a barrier hasn't
13558 been found at a natural point in the instruction stream.
13560 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13562 * c-parse.in (language_string): Constify.
13564 * dwarf2out.c (language_string): Remove declaration.
13566 * dwarfout.c (language_string): Likewise.
13568 * toplev.c (language_string, init_parse, finish_parse): Likewise.
13570 * tree.h (language_string, init_parse, finish_parse): Declare.
13572 * i386/sun386.h (language_string): Remove declaration.
13574 * mips.h (language_string): Likewise.
13576 * nextstep.h (language_string): Likewise.
13578 * nextstep21.h (language_string): Likewise.
13580 * rs6000.c (language_string): Likewise.
13582 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13584 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
13585 (getpwd.o): Remove target.
13587 * getpwd.c: Delete file. Its in libiberty now.
13589 * dbxout.c (getpwd): Don't prototype.
13590 * dwarf2out.c (getpwd): Likewise
13591 * dwarfout.c (getpwd): Likewise
13592 * final.c (getpwd): Likewise.
13593 * protoize.c (getpwd): Likewise.
13595 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13597 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
13599 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
13601 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
13602 mark_set_resources.
13604 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
13606 * fixinc/Makefile.in (subdir): New.
13607 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
13610 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
13612 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
13613 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
13616 * invoke.texi: Fix typo.
13618 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
13619 changed. Handle autoincrement addressing modes.
13621 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
13622 just like we would the virtual incoming args register when
13625 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
13627 * rs6000.h (ASM_FILE_START): Specify complete filename, including
13628 path, in .file directive.
13630 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
13632 * gcc.texi (External Bugs): Remove obsolete note about Perl on
13635 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
13637 * stdbool.h: Make the typedef name _Bool, with bool a #defined
13640 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13642 * tree.c (tree_code_name): Constify a char*.
13644 * tree.h (tree_code_name, decl_printable_name): Likewise.
13646 * function.h (struct function): Likewise.
13648 * toplev.c (decl_name, decl_printable_name): Likewise.
13650 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
13652 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
13653 (init_objc): Remove function pointer cast.
13655 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
13657 * pa.md (interspace_jump): New pattern.
13658 (builtin_longjmp): New expander.
13660 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
13662 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
13663 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
13664 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
13666 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
13668 * jump.c (delete_prior_computation): Also check calls
13669 to constant functions. Don't bother checking for a
13670 REG_UNUSED note before adding it.
13671 (delete_computation): Handle multi-word hard registers
13672 when synthesizing missing REG_DEAD notes for a register
13673 which is both set and used by an insn.
13675 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13677 * loop.c (this_loop_info): New variable.
13678 (loop_has_call, loop_has_volatile, loop_has_tablejump,
13679 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
13681 (prescan_loop, strength_reduce): New argument loop_info. All callers
13683 (scan_loop): New variable loop_info, initialise to address of
13685 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
13686 Delete variable loop_has_multiple_exit targets and replace with
13687 field in this_loop_info.
13688 (find_and_verify_loops): Rename this_loop to this_loop_num.
13689 (strength_reduce): Delete loop_iteration_info. Replace variable
13690 loop_info with function argument of same name.
13691 (insert_bct): Rework test for loop being completely unrolled.
13693 * loop.h (struct loop_info): New fields num, loops_enclosed,
13694 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
13695 has_indirect_jump, and cont. Redefine use of unroll_number.
13696 (loop_unroll_number): Delete.
13698 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
13699 field of loop_info.
13700 (loop_iterations): Delete variable vtop and instead use
13701 loop_info->vtop computed in prescan_loop.
13703 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
13705 * fix-header.c (main): Do not pass a null pointer to strcmp.
13707 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
13709 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
13711 * configure: Rebuilt.
13713 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
13715 * jump.c (jump_optimize_1): Do not delete assignments to
13716 internal_arg_pointer.
13717 * cse.c (delete_trivially_dead_insns): Always consider a set of
13718 the internal_arg_pointer live.
13720 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
13722 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
13723 (update_life_info) [REG_WAS_0]: Search the original insns rather
13724 than the new insns for the note. Fix typos finding note_dest.
13725 If no dest found, discard the note rather than abort.
13726 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
13727 (replace_insns): Remove the old insn list after update_life_info
13730 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
13732 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
13733 sched_analyze_insn.
13734 (sched_analyze_1): Let add_dependence care for not adding dups.
13735 (sched_analyze_2): Likewise.
13736 (add_branch_dependences): Likewise.
13738 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
13740 * i386/winnt.c (export_list): New type.
13741 (exports_head): Rename to
13742 (export_head): this.
13743 (i386_pe_record_exported_symbol): Add is_data flag.
13744 (i386_pe_asm_file_end): Emit directive for exported variables.
13745 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
13747 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
13748 (ASM_DECLARE_OBJECT_NAME): Likewise.
13749 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13750 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13752 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
13754 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
13756 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
13759 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
13761 * config/openbsd.h: Define SET_ASM_OP.
13762 * tm.texi: cross-reference SET_ASM_OP in the index.
13764 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
13766 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
13767 for a CONST_DOUBLE, at compile time. Initialize rtx_length
13768 and class_narrowest_mode at compile time. Kill init_rtl.
13769 Mark rtx_length, mode_class, mode_size, mode_unit_size,
13770 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
13771 rtx_format as const. Kill all references to EXTRA_CC_MODES or
13773 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
13775 * rtl.h: Declare rtx_length and rtx_format as const.
13776 * machmode.def: Define CC(). Use CC() to define CCmode. If
13777 EXTRA_CC_MODES is defined, expand it here.
13778 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
13779 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
13780 const. Kill all references to EXTRA_CC_MODES.
13782 * toplev.c: Don't prototype or call init_rtl.
13783 * optabs.c: Don't call init_mov_optab.
13784 * genemit.c: Don't generate init_mov_optab. Don't call
13786 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
13788 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
13789 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
13790 genrecog.c: Don't call init_rtl.
13792 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
13793 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
13794 definition of EXTRA_CC_MODES.
13796 * md.texi: Kill ref to EXTRA_CC_NAMES.
13797 * tm.texi: Document new way to define EXTRA_CC_MODES.
13799 * genrecog.c: Do not look up the name of a define_split.
13800 (Unrelated bugfix.)
13802 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
13804 * config/v850/v850.md: Fix typo introduced by previous delta.
13806 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13808 * gcc.c (fatal): Make definition static to match prototype.
13810 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13812 * combine.c (get_last_value): Don't look for earlier sets if the last
13813 known set is somewhere in between the insns being combined.
13815 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
13817 * configure.in: Don't use shell ! to negate exit codes
13818 * configure: Regenerate
13820 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
13822 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
13823 the fact that ALIGN is measured in bits, not bytes.
13825 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
13827 * errors.c: New file; defines functions error, warning, and
13828 fatal, variables have_error and progname.
13829 * errors.h: New file; prototypes and decls for stuff in errors.c.
13831 * Makefile: Add rules to build errors.o and
13832 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
13833 genopinit, genrecog, genextract, genpeep, genattr, and
13834 genoutput with errors.o. Add errors.h to deps of genconfig.o,
13835 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
13836 genpeep.o, genattr.o, and genoutput.o.
13838 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
13839 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
13840 define or prototype fatal. Set progname at beginning of main.
13841 * genoutput.c: Likewise, and don't define or prototype error
13844 * c-typeck.c (c_expand_start_case): Return immediately if exp
13846 * fold-const.c (operand_equal_p): Return immediately if arg1
13847 or arg0 are ERROR_MARKs.
13848 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
13849 fields of type ERROR_MARK when calculating if the record can
13852 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
13853 with much help from Jeffrey A Law and Richard Henderson
13855 * i386.md: In the 6 insns which call output_fix_trunc,
13856 earlyclobber operands[0].
13858 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
13860 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
13861 creating new registers.
13863 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
13865 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
13866 i386_reg_alloc_order, i386_regparm_string,
13867 i386_align_loops_string, i386_align_jumps_string,
13868 i386_align_funcs_string, i386_preferred_stack_boundary_string,
13869 and i386_branch_cost_string as type "const char *".
13870 * i386.c: Define all above strings as type "const char *".
13872 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
13874 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
13875 when emitting alignment padding. Emit padding byte of 0 instead of 4.
13877 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
13879 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
13880 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
13882 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
13884 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
13885 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
13886 (dwarf2out_line, dwarf2out_finish): Likewise.
13887 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
13889 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
13891 * tree.c (lang_unsave_expr_now) : Correct return type.
13892 * tree.h (lang_unsave_expr_now) : Same.
13894 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
13896 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
13897 instead of duplicating code.
13899 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13901 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
13903 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
13905 * tree.h: fancy_abort always takes three args.
13906 * resource.c: Move include of system.h before toplev.h.
13908 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
13910 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
13913 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
13915 * system.h: Don't redefine abort or trim_filename.
13916 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
13917 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
13918 whether or not __FUNCTION__ is available.
13919 * tree.h: Duplicate rtl.h's definition of abort, for files
13920 that don't include rtl.h. Delete all code to perform type
13921 checking with a compiler other than GCC.
13922 * varray.h: Delete all code to perform type checking with a
13923 compiler other than GCC. Make VARRAY_CHECK() always evaluate
13924 its arguments exactly once, using a statement expression.
13925 Adjust the VARRAY_<type> accessor macros to match.
13926 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
13927 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
13928 caller's location. Define fatal_insn and fatal_insn_not_found
13929 as macros that use _fatal_insn and _fatal_insn_not_found.
13930 (fancy_abort, trim_filename): Kill prototypes.
13932 * rtl.c (trim_filename): Move here from toplev.c.
13933 (fancy_abort): New function.
13934 (DIR_SEPARATOR): Provide default definition.
13935 * tree.c (tree_check_failed, tree_class_check_failed): Go
13936 through fancy_abort.
13937 (tree_check, tree_class_check, cst_or_constructor_check,
13938 expr_check): Delete.
13939 * varray.c (varray_check_failed): New function.
13940 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
13941 _fatal_insn and _fatal_insn_not_found. Go through
13943 (trim_filename, fancy_abort): Delete.
13945 * builtins.c (expand_builtin_args_info): Report ICE with abort.
13946 * except.c (start_catch_handler): Report ICE with error/abort
13948 * final.c (output_operand_lossage): Likewise.
13949 * flow.c (verify_flow_info): Likewise.
13951 * gcc.c: Prototype fatal.
13952 * gengenrtl.c: Undef abort after including rtl.h not system.h.
13953 * genattr.c, genattrtab.c, genemit.c, genextract.c,
13954 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
13955 Don't define fancy_abort.
13957 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
13959 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
13962 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
13964 * m88k.h (VERSION_INFO2): Kill.
13965 (VERSION_STRING): Kill.
13967 (VERSION_INFO1): Tidy.
13968 (TARGET_VERSION): Update.
13969 * m88k/dgux.h (VERSION_INFO2): Kill.
13970 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
13971 * m88k/luna.h (VERSION_INFO1): Tidy.
13972 * m88k/sysv4.h (VERSION_INFO1): Likewise.
13973 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
13974 (output_file_start): Adjust for death of VERSION_STRING.
13976 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
13978 * cpplib.c (detect_if_not_defined): New function.
13979 (do_if): Use it to detect potential once-only headers.
13981 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
13983 * c-common.c (combine_strings): Always set TREE_CONSTANT.
13985 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
13987 * combine.c (nonzero_bits) : Allow single-ly set registers to be
13988 anywere in the function only if they are pseudos and set before
13989 being used (not live at the start of the function).
13990 (num_sign_bit_copies) : Same.
13991 (get_last_value_validate) : Same.
13992 (get_last_value) : Same.
13994 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
13996 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
13997 where N and M are constant and N is an integer multiple of M.
13999 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
14001 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
14002 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
14003 sbitmap_union_of_preds): Add prototypes.
14004 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
14005 the intersection of successors with the new flow graph structures.
14006 (sbitmap_intersection_of_preds): New function to compute the
14007 intersection of predecessors with the new flow graph structures.
14008 (sbitmap_union_of_succs): New function to compute the union of
14009 successors with the new flow graph structures.
14010 (sbitmap_union_of_preds): New function to compute the union of
14011 predecessors with the new flow graph structures.
14012 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
14013 (expr_reaches_here_p): Use edge and basic_block structures instead
14014 of s_preds and s_succs.
14015 (compute_cprop_avinout): Use new sbitmap routines.
14016 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
14017 of s_preds and s_succs.
14018 * flow.c (compute_flow_dominators): Compute dominators using
14019 edges and basic blocks instead of s_preds and s_succs.
14021 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
14023 * lists.c (unused_insn_list, unused_expr_list): New file for
14024 maintaining various types of lists. New statics for maintaining a
14025 cache of available INSN_LIST and EXPR_LIST nodes.
14026 (free_list): Static function for freeing a list of INSN/EXPR nodes.
14027 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
14028 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
14029 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
14030 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
14031 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
14032 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
14033 (free_INSN_LIST_node): Free an individual INSN_LIST node.
14034 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
14035 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
14036 (remove_dependence, free_pending_lists): Use new global routines.
14037 (flush_pending_lists, sched_analyze_insn): Use new global routines.
14038 (sched_analyze, compute_block_backward_dependences): Use new routines.
14039 (sched_analyze_1, sched_analyze_2): Use new routines.
14040 (schedule_insns): Use new global routines.
14041 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
14043 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
14044 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
14046 * toplev.c (rest_of_compilation): Initialize node cache.
14047 * Makefile.in (OBJS): Add lists.o to list of object files.
14048 (lists.o): Add dependancies.
14050 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
14052 * config/v850/v850.md: Fix compile time warning messages.
14053 * config/v850/v850.c: Fix compile time warning messages.
14054 * config/v850/v850.h: Fix compile time warning messages.
14056 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14058 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
14059 Remove unused prototype for `init_lengths'.
14061 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14063 * calls.c (emit_call_1): Mark parameter `stack_size' with
14065 (expand_call): Initialize variable `insn'.
14066 (emit_library_call): Likewise for variable `high_to_save'.
14067 (emit_library_call_value): Likewise.
14068 (store_one_arg): Likewise for variables `lower_bound' and
14071 * combine.c (try_combine): Likewise for variables `i2_code_number'
14072 and `other_code_number'.
14073 (find_split_point): Likewise for variables `pos', `unsignedp' and
14075 (simplify_if_then_else): Likewise for variables `op' and `c1'.
14076 (simplify_and_const_int): Remove unused variable `width'.
14077 (merge_outer_ops): Likewise.
14079 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
14080 HOST_WIDE_INT' when comparing against one.
14081 (simplify_relational_operation): Likewise.
14082 (cse_insn): Initialize variables `src_eqv_volatile',
14083 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
14085 * final.c (init_final): Constify parameter `filename'.
14086 (final_start_function): Mark parameter `optimize' with
14088 (profile_function): Likewise for parameters `first' and `optimize'.
14089 (output_source_line): Likewise for parameter `file'.
14091 * integrate.c (subst_constants): Cast a value to `size_t' when
14092 comparing against one.
14093 (mark_stores): Initialize variable `mode'. Cast a value to
14094 `size_t' when comparing against one.
14096 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
14098 * loop.c (move_movables): Initialize variable `first'.
14099 (strength_reduce): Likewise for variable `increment'.
14100 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
14101 value to `size_t' when comparing against one.
14102 (load_mems): Initialize variable `end_label'.
14104 * output.h (init_final): Constify parameter.
14106 * reload.c (decompose): Initialize variable `base'.
14108 * reload1.c (reload): Likewise for variable `is_scalar'.
14109 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
14110 (choose_reload_regs): Initialize variable `mode'.
14111 (emit_reload_insns): Likewise for variable `store_insn'.
14112 (reload_cse_noop_set_p): Mark parameter `insn' with
14114 (reload_combine): Initialize variable `set'.
14116 * unroll.c (unroll_loop): Likewise for variable `local_label'.
14117 (copy_loop_body): Cast a value to `size_t' when comparing against
14120 * varasm.c (assemble_variable): Initialize variable `size_tree'.
14121 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
14122 (remove_from_pending_weak_list): Mark parameter `name' with
14125 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14127 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
14130 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
14132 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
14133 (ASM_DECLARE_FUNCTION_NAME): Define.
14134 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
14135 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
14136 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
14137 not already defined.
14139 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
14141 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
14142 of n_popped when call/call_value are not defined.
14144 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
14146 * tm.texi: GNU CC -> GCC conversion.
14147 (CC1_SPEC): Indicate it is used for all language front ends.
14149 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
14151 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
14152 NOTE_INSN_EH_REGION_END correctly.
14154 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
14155 Jeff Law <law@cygnus.com>
14157 * loop.c (strength_reduce): Automatically unroll loops if the
14158 unrolled loop size is smaller than the rolled loop size.
14160 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
14161 and delete comment that code should be rewritten.
14163 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
14165 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
14168 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
14170 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
14172 * fixinc/mkfixinc.sh: Don't fix uwin headers.
14173 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
14174 (LINK_SPEC): Add -u _main when building executables.
14175 (ASM_DECLARE_FUNCTION): Update from Cygwin.
14176 (ASM_FILE_END): Use the default for ix86-pe.
14177 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
14179 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
14181 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
14182 and ASM_CLOSE_PAREN are empty strings.
14184 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
14185 Geoffrey Keating <geoffk@cygnus.com>
14187 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
14188 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
14189 (unprotoize.o): Ditto.
14190 (test-protoize-simple): Don't define STD_PROTO_DIR.
14191 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
14192 changes to make 'test-protoize-simple' pass.
14193 (STD_PROTO_DIR): Remove define.
14194 (STANDARD_EXEC_PREFIX): Supply default define.
14195 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
14196 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
14197 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
14198 (GET_ENV_PATH_LIST): New macro.
14199 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
14200 (do_processing): Initialize default_syscalls_dir using new
14201 macros. Use it to initialize syscalls_absolute_filename.
14203 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
14205 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
14206 B into a register before emit_conditional_move.
14208 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
14210 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
14211 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
14212 multiplicand out of (+ (* a b) (* c d)).
14214 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
14215 Richard Henderson <rth@cygnus.com>
14217 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
14218 (new_insn_dead_notes): Likewise.
14219 (update_n_sets): Likewise.
14220 (update_flow_info): Move to flow.c, renamed to update_life_info;
14221 extend to handle multiple source insns.
14222 * flow.c: Include resource.h
14223 (unlink_insn_chain): New.
14224 (split_hard_reg_notes): New.
14225 (maybe_add_dead_note): New.
14226 (maybe_add_dead_note_use): New.
14227 (find_insn_with_note): New.
14228 (new_insn_dead_notes): New.
14229 (update_n_sets): New.
14230 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
14231 (maybe_remove_dead_notes): New.
14232 (update_life_info): New.
14233 (prepend_reg_notes): New.
14234 (replace_insns): New.
14235 * output.h (update_life_info): Declare.
14236 * recog.c (split_block_insns): Use update_life_info.
14237 * resource.c (find_free_register): Use reg_alloc_order, don't use
14238 fixed regs, make sure the mode is supported, don't use new regs.
14240 * rtl.h (replace_insns): Declare.
14242 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
14244 * expr.c (expand_expr): Cope with COND_EXPRs with one
14245 non-returning branch.
14247 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
14249 * expr.c (store_expr): Always pass down the target, even when not
14252 1999-08-24 Nick Clifton <nickc@cygnus.com>
14254 * configure.in: Define target_cpu_default for v850 targets.
14255 * configure: Regenerate
14257 * config/v850/v850.h (TARGET_CPU_generic): Define.
14258 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
14259 addresses are 4 byte aligned.
14261 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
14264 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14266 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
14267 (main): Add prototypes.
14269 * genattrtab.c (substitute_address, write_const_num_delay_slots,
14270 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
14271 (write_attr_get): Emit prototypes along with function definition.
14272 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
14273 (write_complex_function): Emit static prototype along with
14274 function definition.
14276 * genemit.c (gen_split): Emit prototypes along with function
14279 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
14280 Likewise for predicates and `insn_operand_predicate'.
14281 (process_template): Emit static prototype along with function
14284 * genrecog.c (make_insn_sequence): Constify a char*. Add
14285 prototypes for get_split_*().
14286 (write_subroutine): Emit prototypes along with function
14289 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14291 * gcse.c (find_avail_set): Follow chains of register-register copies.
14292 Use oprs_not_set_p to guarantee that the returned value can be
14294 (cprop_insn): Don't verify the return value of find_avail_set with
14297 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
14298 (cprop_cc0_jump): New function.
14299 (cprop_insn): Break out new function cprop_jump and use it.
14300 Also use cprop_cc0_jump for machines with CC0.
14301 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
14303 * tree.h (current_function_calls_setjmp,
14304 current_function_calls_longjmp): Delete declarations.
14305 * dsp16xx.c: Include "function.h".
14306 * elxsi.c: Likewise.
14307 * gmicro.c: Likewise.
14308 * h8300.c: Likewise.
14309 * i370.c: Likewise.
14310 * m32r.c: Likewise.
14311 * mn10200.c: Likewise.
14312 * mn10300.c: Likewise.
14313 * ns32k.c: Likewise.
14314 * spur.c: Likewise.
14315 * v850.c: Likewise.
14317 * rtl.h (rtx_equal_function_value_matters): Declare.
14318 * toplev.c (rtx_equal_function_value_matters): Don't declare.
14320 * function.c: Likewise.
14321 * emit-rtl.c: Likewise.
14323 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
14325 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
14328 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14330 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
14333 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
14335 * cpp.texi: Add a node documenting macro varargs (copied
14338 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
14340 * cppspec.c: Put a null pointer at the end of the new argv.
14342 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
14344 * configure.in: Remove code to select/de-select the haifa
14345 scheduler. Every scheduled port gets haifa now.
14346 * configure: Rebuilt.
14347 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
14349 * Makefile.in: Corresponding changes.
14351 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14353 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
14354 All callers changed.
14355 (prepare_float_lib_cmp): Likewise.
14356 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
14357 * expr.h (emit_float_lib_cmp): Delete declaration.
14358 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
14359 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
14360 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
14362 (cmptf): Now conditional on TARGET_HARD_QUAD.
14364 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
14366 * resource.c (mark_target_live_regs): Use
14367 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
14369 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14371 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
14373 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
14375 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
14377 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14379 * rtl.h (rtx_format): Constify a char*.
14381 * rtl.c (rtx_format): Likewise.
14382 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
14383 (init_rtl): Use accessor macro, not `rtx_format'.
14385 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
14388 * caller-save.c (mark_referenced_regs): Likewise.
14390 * combine.c (subst, make_compound_operation, known_cond,
14391 gen_rtx_combine, update_table_tick, get_last_value_validate,
14392 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
14394 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
14395 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
14396 count_reg_usage): Likewise.
14398 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
14401 * final.c (leaf_renumber_regs_insn): Likewise.
14403 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
14404 dump_edge_info, count_reg_references): Likewise.
14406 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
14407 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
14410 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
14411 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
14412 add_label_notes): Likewise.
14414 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
14415 clear_struct_flag, count_sub_rtxs, count_alternatives,
14416 compares_alternatives_p, contained_in_p, walk_attr_value,
14417 write_expr_attr_cache): Likewise.
14419 * genconfig.c (walk_insn_part): Likewise.
14421 * genemit.c (max_operand_1, gen_exp): Likewise.
14423 * genextract.c (walk_rtx): Likewise.
14425 * genflags.c (num_operands): Likewise.
14427 * genoutput.c (scan_operands): Likewise.
14429 * genpeep.c (match_rtx): Likewise.
14431 * genrecog.c (add_to_sequence): Likewise.
14433 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
14436 * integrate.c (save_constants, copy_for_inline,
14437 copy_rtx_and_substitute, subst_constants, restore_constants):
14440 * jump.c (mark_jump_label, invert_exp, redirect_exp,
14441 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
14443 * local-alloc.c (contains_replace_regs, memref_referenced_p):
14446 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
14447 add_label_notes, replace_call_address, count_nonfixed_reads,
14448 invariant_p, find_single_use_in_loop, find_mem_givs,
14449 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
14452 * print-rtl.c (reg_names, print_rtx): Likewise.
14454 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
14456 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
14457 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
14458 print_blocks): Likewise.
14460 * regclass.c (fix_register, record_address_regs,
14461 reg_scan_mark_refs): Likewise.
14463 * regmove.c (stable_but_for_p): Likewise.
14465 * reload.c (loc_mentioned_in_p, operands_match_p,
14466 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
14467 copy_replacements, refers_to_regno_for_reload_p,
14468 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
14469 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
14472 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
14473 delete_address_reloads_1, count_occurrences,
14474 reload_cse_mem_conflict_p, reload_combine_note_use,
14475 add_auto_inc_notes): Likewise.
14477 * resource.c (mark_referenced_resources, mark_set_resources):
14480 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
14481 reg_mentioned_p, regs_set_between_p, modified_between_p,
14482 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
14483 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
14484 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
14485 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
14487 * sched.c (sched_analyze_2, attach_deaths): Likewise.
14489 * stupid.c (stupid_mark_refs): Likewise.
14491 * unroll.c (remap_split_bivs): Likewise.
14493 * varasm.c (mark_constants): Likewise.
14495 * a29k/a29k.c (uses_local_reg_p): Likewise.
14497 * alpha/alpha.c (summarize_insn): Likewise.
14499 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
14500 eliminate_lr2ip): Likewise.
14502 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
14504 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
14505 reg_mentioned_in_mem): Likewise.
14507 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
14508 symbolic_reference_mentioned_p): Likewise.
14510 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
14512 * sh/sh.c (regs_used, mark_use): Likewise.
14514 * vax/vax.c (vax_rtx_cost): Likewise.
14516 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14518 * machmode.h (mode_name): Constify a char*.
14520 * rtl.c (mode_name): Likewise.
14522 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
14524 * optabs.c (init_libfuncs): Constify a char*.
14526 * print-tree.c (mode_name): Remove redundant declaration.
14527 (print_node): Use accessor macro, not `mode_name'.
14529 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
14531 (new_spill_reg): Constify a char*.
14533 * tree.c (mode_name): Remove redundant declaration.
14535 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14537 * rtl.c (rtx_name): Constify a char*.
14539 * rtl.h (rtx_name, fix_sched_param): Likewise.
14541 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
14542 (mypr): Use accessor macro, not `rtx_name'.
14544 * genemit.c (print_code): Constify a char*.
14546 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
14548 * genpeep.c (print_code): Constify a char*.
14550 * genrecog.c (print_code): Likewise.
14552 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
14553 end_bb): Add static prototype.
14554 (draw_edge): Constify a char*.
14555 (end_bb): Remove unused parameter.
14557 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
14558 print_block_visualization): Constify a char*.
14560 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
14562 * c-common.c (c_get_alias_set): Update comment.
14564 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
14566 * linux.h (LIB_SPEC): Added.
14568 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14570 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
14572 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
14574 * tree.c (expr_check): Fix typo in last change.
14576 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
14578 * rtl.def (NOTE): Change format to "iuu0n".
14579 (ADDR_DIFF_VEC): Change format to "eEee0".
14580 (ADDRESSOF): Change format to "eit".
14582 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
14583 (RTVEC_ELT): Change to match.
14584 (XVECEXP): Use XVEC and RTVEC_ELT.
14585 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
14586 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
14587 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
14588 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
14589 TRAP_CONDITION, TRAP_CODE): Use XEXP.
14590 (INTVAL): Use XWINT.
14591 (ADDRESSOF_DECL): Use XTREE.
14592 (SET_ADDRESSOF_DECL): Delete.
14593 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
14594 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
14595 ifdefed out since 2.6 at least.
14596 (gen_rtvec_vv): Delete prototype.
14598 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
14600 (copy_most_rtx): Handle 't' format letter.
14601 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
14602 (gen_rtvec_vv): Delete function. All callers changed to use
14603 gen_rtvec_v instead.
14604 * print-rtl.c (print_rtx): Move special casing of NOTEs to
14605 the '0' format letter.
14607 * function.c (gen_mem_addressof): Don't use
14608 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
14610 * integrate.c (copy_rtx_and_substitute): Likewise.
14611 Copy 't' slots with XTREE.
14612 (subst_constants): Treat 't' slots like '[swi]' slots.
14613 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
14614 * jump.c (rtx_equal_for_thread_p): Likewise.
14615 * rtlanal.c (rtx_equal_p): Likewise.
14616 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
14617 only four arguments.
14618 * gengenrtl.c (type_from_format): Provide correct types for
14622 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
14623 If a recent gcc is in use (always in stage2 and beyond), use
14624 statement expressions, so we don't make a function call unless
14625 the check fails. Evaluate arguments exactly once.
14626 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
14627 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
14629 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
14630 they evaluate their arguments exactly once, irrespective of
14631 the compiler in use.
14633 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
14634 is used by the currently-enabled check macros. This is:
14635 (tree_check_failed, tree_class_check_failed): For gcc.
14636 (tree_check, tree_class_check, cst_or_constructor_check,
14637 expr_check): For other compilers.
14639 * gencheck.c: Do not define any *_CHECK1 macros.
14641 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
14642 Mark Mitchell <mark@codesourcery.com>
14644 * c-common.c (c_get_alias_set): Fix support for poitners and
14647 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
14649 * alias.c: Include tree.h.
14650 (nonlocal_reference_p, mark_constant_function): New functions.
14651 * flow.c (life_analysis): Call mark_constant_function.
14652 * rtl.h (mark_constant_function): Declare it.
14654 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
14656 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
14657 unrecognisable switches.
14659 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14661 * loop.c (recombine_givs): Set ix field after sorting.
14662 (recombine_givs): Remove bogus index / giv lockstep looping.
14664 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14666 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
14668 (emit_store_flag_force): Use do_compare_rtx_and_jump.
14669 (do_cmp_and_jump): Formatting fixes.
14670 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
14671 do_compare_rtx_and_jump instead of compare_from_rtx.
14672 (do_compare_rtx_and_jump): New function; mostly copied from
14674 (do_jump_for_compare): Delete.
14675 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
14677 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
14678 of compare/do_jump_for_compare pairs.
14679 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
14680 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
14681 compare_from_rtx/do_jump_for_compare pairs.
14682 (do_jump_by_parts_equality): Likewise.
14683 (do_jump_by_parts_equality_rtx): Likewise.
14684 * expr.h (do_compare_rtx_and_jump): Declare.
14685 * optabs.c (prepare_cmp_insn): New function, contains most of the code
14686 that used to be in emit_cmp_insn.
14687 (cmp_available_p): New function.
14688 (prepare_operand): New function.
14689 (emit_cmp_and_jump_insn_1): New function, contains some code that used
14690 to be in emit_cmp_insn.
14691 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
14692 parameters to be pointers; don't emit final compare but modify some of
14693 the values pointed to by the args so the caller can perform the
14694 correct comparison.
14695 (expand_binop): Call emit_store_flag_force with signed forms of
14697 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
14698 emit_jump_insn pair.
14699 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
14700 emit_cmp_and_jump_insn_1. Call emit_queue.
14701 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
14703 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
14704 jump sets cc0 before deleting it.
14705 * integrate.c (expand_inline_function): Likewise.
14706 * unroll.c (unroll_loop): Similar changes in several places.
14707 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
14708 before deleting it.
14710 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14712 * Makefile.in (insn-recog.o): Update dependencies.
14713 * genrecog.c (main): Make generated file include "function.h".
14715 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
14717 * cse.c (cse_insn): Call never_reached_warning when a jump is
14718 changed to be unconditional.
14719 * flags.h: Declare warn_notreached.
14720 * flow.c (delete_block): Call never_reached_warning when
14721 a block is deleted.
14722 * jump.c (delete_barrier_successors): Call never_reached_warning
14723 when we delete everything after a BARRIER.
14724 (never_reached_warning): New function.
14725 * rtl.h: Declare never_reached_warning.
14726 * toplev.c (warn_notreached): New variable.
14727 (lang_independent_options): Set warn_notreached
14728 when -Wunreachable-code.
14729 (compile_file): We need line numbers for -Wunreachable-code.
14731 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
14733 * haifa-sched.c (insn_unit): Fix typo on out of range test.
14734 * sched.c (insn_unit): Likewise.
14736 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
14738 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
14740 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
14742 * flow.c (create_edge_list): Use xmalloc, not malloc.
14744 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
14746 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
14747 C-style comments. Do not lose the character before double slash.
14749 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
14751 * basic-block.h (struct edge_list): Stucture to maintain a vector
14753 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
14754 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
14755 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
14756 New function prototypes.
14757 * flow.c (create_edge_list): Function to create an edge list.
14758 (free_edge_list): Discards memory used by an edge list.
14759 (print_edge_list): Debug output showing an edge list.
14760 (verify_edge_list): Internal consistency check for an edge list.
14761 (find_edge_index): Function to find an edge index for a pred and succ.
14763 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
14765 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
14768 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
14770 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
14772 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14774 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
14776 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
14778 * toplev.c (rest_of_compilation): Allow machine dependent
14779 reorganisation pass to place information into the RTL dump
14780 file if it so wishes.
14782 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
14784 * explow.c (hard_function_value): Use VOIDmode instead of
14786 * stmt.c (expand_return): Likewise.
14787 * stor-layout.c (get_best_mode): Likewise.
14789 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
14790 emit call instead of emit_insn call.
14792 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
14794 * configure.in: Handle --disable/enable-win32-registry.
14795 * install.texi: Document --disable/enable-win32-registry.
14796 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
14797 (WIN32_REGISTRY_KEY): New macro.
14798 * prefix.c: Use to enable/disable win32-specific code.
14799 (lookup_key): Use versioned key.
14800 * configure: Regenerate.
14801 * config.in: Likewise.
14803 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
14805 * cpplib.c (read_line_number): New fn, split out of...
14808 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
14810 tree.c (lang_unsave_expr_now) : New.
14811 (unsave_expr_now): Call lang_unsave_expr_now.
14812 tree.h (lang_unsave_expr_now) : New.
14814 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
14816 * toplev.c (flag_new_exceptions): On by default.
14818 1999-08-13 Michael Meissner <meissner@cygnus.com>
14820 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
14822 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14824 * dwarfout.c (fundamental_type_code): Return FT_boolean for
14825 INTEGER_TYPE with precision==1, it's __java_boolean.
14827 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14829 * global.c (prune_preferences): Move some invariants out of the
14832 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
14834 * configure.in (alpha*-dec-osf*): Add osf5.
14836 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
14838 * configure.in: Rework handling of ARM GNU/Linux slightly.
14839 (arm*-*-linux-gnuoldld): New target.
14840 * configure: Regenerate.
14841 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
14842 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
14843 * config/arm/linux-oldld.h: New file.
14844 * config/arm/linux-elf26.h: Don't include linux-elf.h.
14845 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
14847 * config/arm/linux-elf.h (ASM_SPEC): Define.
14848 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
14849 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
14850 for 26-bit APCS and old linker.
14851 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
14853 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
14854 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
14855 don't define `arm' or `arm_elf'.
14856 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
14857 MULTILIB_DIRNAMES): Define. Fix typo in comment.
14859 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
14861 * rtl.texi: Fix typo.
14863 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
14865 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
14867 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
14869 * extend.texi (C++ Signatures): Remove node.
14870 * invoke.texi: Remove discussion of -fhandle-signatures,
14871 signature, sigof, __signature__, and __sigof__.
14873 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
14875 * Makefile.in (JAVAGC): Removed.
14877 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
14879 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
14881 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
14883 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
14885 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
14887 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
14888 a register that is already known to be a pointer.
14890 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
14892 * fixinc/inclhack.tpl: Only install assert.h conditionally.
14893 * fixinc/inclhack.sh: Regenerated.
14894 * fixinc/fixincl.sh: Regenerated.
14896 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
14898 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
14899 Fix documentation of -ansi flag to describe its C++ behavior.
14900 Remove bogus reference to GCC 2.9.
14902 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
14904 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
14905 note if it is non-NULL.
14907 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
14909 * except.h (eh_nesting_info): Add new structure defintion.
14910 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
14911 (reachable_handlers, update_rethrow_references): Add function
14913 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
14914 a rethrow symbol instead of an integer exception region number.
14915 * flow.c (Make_edges): Use new exception nesting routines to determine
14916 which handlers are reachable from a CALL or asynchronous insn.
14917 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
14919 (delete_eh_regions): Update rethrow labels, and don't delete
14920 regions which are the target of a rethrow.
14921 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
14922 avoid overloading the SYMBOL_REF_USED flag.
14923 (rethrow_symbol_map): Use new rethrow_ref field.
14924 (rethrow_used): Use new rethrow_ref field.
14925 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
14926 of an integer. Fix formatting.
14927 (output_exception_table_entry): Use new rethrow_ref field.
14928 (can_throw): Check for EH_REGION_NOTE before deciding
14929 whether a CALL can throw or not.
14930 (scan_region): Call rethrow_used() instead of accessing data structure.
14931 (update_rethrow_references): New function to make sure only regions
14932 which are still targets of a rethrow are flagged as such.
14933 (process_nestinfo): New static function to initialize a handler
14934 list for a specific region.
14935 (init_eh_nesting_info): New function to allocate and initialize
14936 the list of all EH handlers reachable from all regions.
14937 (reachable_handlers): New function to retrieve the list of handlers
14938 reachable from a specific region and insn.
14939 (free_eh_nesting_info): New function to dispose of a list of
14940 reachable handlers.
14942 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
14944 * flow.c (split_edge): Set JUMP_LABEL field.
14945 (commit_one_edge_insertion): Set head correctly for insert_before.
14946 When inserting insns, update insn block numbers if allocated.
14948 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14950 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
14951 retry_incomplete_types): Add static prototype.
14952 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
14953 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
14954 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
14955 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
14956 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
14959 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
14960 dwarf2out_start_source_file, dwarf2out_line): Likewise.
14962 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14964 * output.h (assemble_name): Constify a char*.
14966 * varasm.c (UNIQUE_SECTION, assemble_start_function,
14967 assemble_variable, assemble_name): Likewise.
14969 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
14971 * arm/pe.c (arm_pe_unique_section): Likewise.
14973 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
14975 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
14977 * i386/interix.c (i386_pe_unique_section): Likewise.
14979 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
14981 * i386/winnt.c (i386_pe_unique_section): Likewise.
14983 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
14985 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
14987 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
14989 * pa/pa.c (output_call): Likewise.
14991 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
14993 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
14995 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
14998 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
15001 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
15003 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
15004 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
15006 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
15008 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15010 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
15012 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15014 * tree.h (lang_identify): Constify a char*.
15015 (print_error_function): Add extern prototype. Constify a char*.
15017 * c-lang.c (lang_identify): Constify a char*.
15019 * objc/objc-act.c (lang_identify): Constify a char*.
15021 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15023 * genpeep.c (main): Make generated file include "function.h".
15024 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
15026 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15028 * Makefile.in: Update dependencies.
15029 * alias.c: Include "function.h"
15030 * c-decl.c: Likewise.
15031 * caller-save.c: Likewise.
15032 * calls.c: Likewise.
15033 * combine.c: Likewise.
15035 * explow.c: Likewise.
15036 * final.c: Likewise.
15037 * global.c: Likewise.
15038 * graph.c: Likewise.
15039 * local-alloc.c: Likewise.
15040 * loop.c: Likewise.
15041 * optabs.c: Likewise.
15042 * profile.c: Likewise.
15043 * recog.c: Likewise.
15044 * regclass.c: Likewise.
15045 * regmove.c: Likewise.
15046 * reload.c: Likewise.
15047 * reorg.c: Likewise.
15048 * resource.c: Likewise.
15049 * sched.c: Likewise.
15050 * stupid.c: Likewise.
15051 * config/1750a/1750a.c: Likewise.
15052 * config/a29k/a29k.c: Likewise.
15053 * config/arc/arc.c: Likewise.
15054 * config/arm/arm.c: Likewise.
15055 * config/arm/thumb.c: Likewise.
15056 * config/c4x/c4x.c: Likewise.
15057 * config/clipper/clipper.c: Likewise.
15058 * config/convex/convex.c: Likewise.
15059 * config/fx80/fx80.c: Likewise.
15060 * config/i860/i860.c: Likewise.
15061 * config/m68k/m68k.c: Likewise.
15062 * config/m88k/m88k.c: Likewise.
15063 * config/mips/mips.c: Likewise.
15064 * config/pdp11/pdp11.c: Likewise.
15065 * config/pyr/pyr.c: Likewise.
15066 * config/romp/romp.c: Likewise.
15067 * config/sh/sh.c: Likewise.
15068 * config/tahoe/tahoe.c: Likewise.
15069 * config/vax/vax.c: Likewise.
15070 * config/we32k/we32k.c: Likewise.
15071 * config/sparc/sparc.c: Include "function.h".
15072 (mem_min_alignment): Test current_function rather than
15073 regno_pointer_align.
15074 * config/pa/pa.c: Likewise.
15075 (compute_frame_size): Delete declaration of
15076 current_function_outgoing_args_size.
15077 * config/arc/arc.h (current_function_varargs): Delete declaration.
15078 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
15080 * config/i370/i370.h (current_function_outgoing_args_size): Delete
15082 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
15083 current_function_uses_pic_offset_table.
15084 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
15085 of current_function_returns_pointer.
15086 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
15087 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
15088 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
15089 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
15090 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
15091 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
15092 * config/m88k/m88k.c: Include "function.h"
15093 (call_used_regs, current_function_pretend_args_size,
15094 current_function_outgoing_args_size, frame_pointer_needed): Delete
15096 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
15098 * config/mips/mips.h (current_function_calls_alloca): Delete
15100 * config/mn10200/mn10200.h (current_function_needs_context,
15101 rtx_equal_function_value_matters): Delete declarations.
15102 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
15103 flag_pic): Delete declarations.
15104 * config/pa/pa.h (current_function_pretend_args_size,
15105 current_function_decl): Delete declarations.
15106 * config/pa/som.h (current_function_varargs): Delete declaration.
15107 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
15109 * config/pyr/pyr.h (current_function_pretend_args_size,
15110 current_function_args_size, current_function_calls_alloca): Delete
15112 * config/sh/sh.h (current_function_varargs): Delete declaration.
15113 * config/sparc/sparc.h (current_function_outgoing_args_size,
15114 current_function_calls_alloca, current_function_decl): Delete
15116 * config/spur/spur.h (current_function_pretend_args_size,
15117 current_function_calls_alloca): Delete declarations.
15118 * config/v850/v850.c (current_function_outgoing_args_size): Delete
15120 * config/vax/vms.h (current_function_name): Delete declaration.
15121 * gcse.c: Include "function.h".
15122 (current_function_name, current_function_calls_setjmp): Delete
15124 * haifa-sched.c: Include "function.h".
15125 (forced_labels): Delete declaration.
15126 * jump.c: Likewise.
15127 * reg-stack.c: Likewise.
15128 * reload1.c: Likewise.
15129 * genemit.c (main): Make generated file include function.h.
15130 * genoutput.c (output_prologue): Likewise.
15132 * builtins.c (saveregs_value, apply_args_value): Delete variables.
15133 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
15134 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
15135 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
15136 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
15137 macros for some of them.
15138 (emit_filename, emit_lineno): Delete declarations.
15139 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
15140 regno_pointer_* variables through current_function.
15141 (gen_inline_header_rtx): Delete function.
15142 (save_emit_status): Delete function.
15143 (set_new_last_label_num): New function.
15144 (clear_emit_caches): New function.
15145 (restore_emit_status): Just clear last_labelnum and call
15147 (get_last_insn_anywhere): Variable sequence_stack is now accessed
15148 through macro seq_stack.
15149 (add_insn_after): Likewise.
15150 (add_insn_before): Likewise.
15151 (remove_insn): Likewise.
15152 (pop_topmost_sequence): Likewise.
15153 (in_sequence_p): Likewise.
15154 (start_sequence_for_rtl_expr): Likewise.
15155 (start_sequence): Likewise, and likewise for
15156 sequence_rtl_expr/seq_rtl_expr.
15157 (push_topmost_sequence): Likewise.
15158 (end_sequence): Likewise.
15159 (init_virtual_regs): Now takes a "struct emit_status *" argument.
15160 All callers changed. Store into that pointer instead of globals.
15161 (init_emit): Allocate emit elt of current_function.
15162 Changes for sequence_rtl_expr/sequence_stack renaming.
15163 Call clear_emit_caches instead of doing it in-line.
15164 Access regno_pointer_* variables through current_function.
15165 (init_emit_once) Don't clear sequence_stack.
15167 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
15169 (arg_pointer_save_area): Delete declaration.
15170 (finish_expr_for_function): Renamed from init_queue; no longer static.
15171 (init_expr): Don't call init_queue.
15172 (save_expr_status, restore_expr_status): Delete functions.
15173 (expand_expr): Changes to reflect new layout of struct function.
15174 Don't access current_function_check_memory_usage when current_function
15176 * expr.h (forced_labels, save_expr_regs, saveregs_value,
15177 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
15178 current_function_outgoing_args_size, current_function_arg_offset_rtx,
15179 current_function_uses_const_pool, function_call_count,
15180 current_function_uses_pic_offset_table, nonlocal_labels,
15181 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
15182 current_function_check_memory_usage, nonlocal_goto_handler_slots,
15183 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
15185 (finish_expr_for_function): Declare.
15186 * flags.h (current_function_has_nonlocal_label,
15187 current_function_has_nonlocal_goto, current_function_is_thunk,
15188 current_function_has_computed_jump): Delete declarations.
15189 * flow.c (forced_labels): Delete declaration.
15190 * function.c (current_function_pops_args,
15191 current_function_returns_struct, current_function_returns_pcc_struct,
15192 current_function_needs_context, current_function_calls_setjmp,
15193 current_function_calls_longjmp, current_function_has_nonlocal_label,
15194 current_function_has_nonlocal_goto, current_function_is_thunk,
15195 current_function_has_computed_jump, current_function_calls_alloca,
15196 current_function_contains_functions, current_function_returns_pointer,
15197 current_function_epilogue_delay_list, current_function_args_size,
15198 current_function_pretend_args_size, current_function_arg_offset_rtx,
15199 current_function_outgoing_args_size, current_function_varargs,
15200 current_function_stdarg, current_function_args_info, cleanup_label,
15201 current_function_name, current_function_uses_const_pool,
15202 current_function_instrument_entry_exit, current_function_return_rtx,
15203 current_function_uses_pic_offset_table, nonlocal_labels,
15204 current_function_internal_arg_pointer, current_function_cannot_inline,
15205 current_function_check_memory_usage, function_call_count,
15206 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
15207 nonlocal_goto_stack_level, return_label, save_expr_regs,
15208 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
15209 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
15210 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
15211 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
15212 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
15214 (push_function_context_to): Don't save them. Don't call
15215 save_storage_status, save_emit_status or save_expr_status.
15216 (pop_function_context_from): Don't restore them. Don't call
15217 restore_storage_status or restore_expr_status.
15218 (get_func_frame_size): New function.
15219 (get_frame_size): Use it.
15220 (assign_outer_stack_local): Reflect some member name changes in struct
15222 (put_reg_into_stack): Likewise.
15223 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
15225 (fixup_var_refs): Likewise.
15226 (fix_lexical_addr): Likewise.
15227 (trampoline_address): Likewise.
15228 (prepare_function_start): Clear field inlinable of current_function.
15229 (init_function_for_compilation): New function.
15230 (expand_dummy_function_end): New function.
15231 (expand_function_end): Call finish_expr_for_function.
15232 * function.h (struct emit_status): New; fields moved here from struct
15233 function and from global variables. Add accessor macros for some of
15235 (struct expr_status): Likewise.
15236 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
15237 (struct function): Add fields expr and emit, inlinable, inl_emit,
15238 original_arg_vector, original_decl_initial, inl_last_parm_insn,
15239 inl_max_label_num. Add many comments.
15240 Add accessor macros for all elts of struct function that no longer
15241 have a global variable.
15242 (cleanup_label, return_label, frame_offset, tail_recursion_label,
15243 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
15244 stack_slot_list): Delete declarations.
15245 (get_func_frame_size): Declare.
15246 (save_expr_status, restore_expr_status, save_emit_status,
15247 save_storage_status, restore_storage_status): Delete declarations.
15248 (init_virtual_regs): Declare.
15249 * output.h (current_function_pops_args,
15250 current_function_returns_struct, current_function_returns_pcc_struct,
15251 current_function_needs_context, current_function_calls_setjmp,
15252 current_function_calls_longjmp, current_function_calls_alloca,
15253 current_function_has_nonlocal_label, current_function_varargs,
15254 current_function_has_computed_jump, current_function_returns_pointer,
15255 current_function_contains_functions, current_function_args_size,
15256 current_function_pretend_args_size, current_function_stdarg,
15257 current_function_outgoing_args_size, current_function_args_info,
15258 current_function_name, current_function_return_rtx,
15259 current_function_epilogue_delay_list,
15260 current_function_uses_const_pool, current_function_cannot_inline):
15261 Delete declarations.
15262 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
15263 regno_reg_rtx): Delete declaration.
15264 (REGNO_POINTER_FLAG): Delete macro.
15265 * stmt.c (expand_goto): Changes to reflect that some fields in struct
15266 function were renamed.
15267 * stor-layout.c (save_storage_status, restore_storage_status): Delete
15269 * toplev.c: Include "function.h".
15270 (current_function_decl): Delete declaration.
15271 (compile_file): Call init_dummy_function_start and
15272 expand_dummy_function_end around some initializations that need to
15274 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
15275 Call init_function_for_compilation.
15276 * unroll.c: Include "function.h"
15277 (unroll_loop): Access regno_pointer_* variables through
15280 * tree.h (struct tree_decl): Add elt f to saved_insns member.
15281 (DECL_SAVED_INSNS): use it.
15282 (expand_dummy_function_end): Declare.
15283 (init_function_for_compilation): Declare.
15284 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
15285 that it's no longer an INLINE_HEADER.
15286 (expand_call): Likewise.
15287 * integrate.c (finish_inline): Delete function.
15288 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
15289 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
15290 args. Don't generate an INLINE_HEADER rtx, just return the arg
15291 vector. All callers changed.
15292 (save_for_inline_copying): Create a duplicate struct emit_status to
15293 hold the emit state for compiling the current function. Use this and
15294 the other new fields in struct function that are for integration
15295 instead of an INLINE_HEADER.
15296 Use memcpy instead of bcopy.
15297 Store the current struct function in DECL_SAVED_INSNS of fndecl.
15298 (save_for_inline_nocopy): Similar changes, except no new emit_status
15300 (expand_inline_function): Get information from function structure,
15301 not from an inline header rtx.
15302 (output_inline_function): Lose code to extract the necessary
15303 information from an inline header; simply put back the function
15304 structure into current_function. Clear its inlinable elt.
15305 * rtl.def (INLINE_HEADER): Delete.
15306 * rtl.h: Delete all accessors for an INLINE_HEADER.
15307 (gen_inline_header_rtx): Delete declaration.
15308 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
15309 Delete declarations.
15310 (REGNO_POINTER_ALIGN): Delete.
15311 (clear_emit_caches): Declare.
15312 (set_new_last_label_num): Declare.
15314 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
15316 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
15318 * except.c (expand_eh_region_start_for_decl): Always start a new block.
15319 * stmt.c (is_eh_region): Make sure current_function is present, too.
15321 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
15323 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
15324 for 64bit PA targets.
15326 * pa.h (SELECT_SECTION): Define.
15327 * som.h (SELECT_SECTION): Delete.
15329 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15331 * alias.c (init_alias_analysis): Wrap call to
15332 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
15334 1999-08-07 Bruce Korb <autogen@linuxbox.com>
15336 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
15337 <sys/asm.h> contains an asm comment with an apostrophe
15338 * fixinc/inclhack.sh: regen
15339 * fixinc/fixincl.x: regen
15341 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
15343 * function.c (init_function_start): Clear prologue & epilogue.
15344 (prologue_epilogue_contains): New function.
15345 * alias.c (init_alias_analysis): Use it.
15346 * rtl.h (prologue_epilogue_contains): Declare it.
15348 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
15350 * jump.c (onlyjump_p): New function.
15351 * rtl.h: Declare it.
15352 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
15353 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
15355 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
15357 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
15358 to invert loops. Simplify block scanning.
15360 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15362 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
15363 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
15365 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
15367 * config/sparc/liteelf.h: New file to support sparclite-elf target
15368 * config/sparc/t-sp86x: New file to support sparc86x targets
15369 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
15370 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
15371 * configure.in: Support above target triplets
15372 * configure: Regenerated
15374 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
15376 * fixinc/server.c (server_setup): Do not prefix function used as
15377 parameter with `&'.
15379 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
15381 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
15382 Remove fp reg alternatives.
15384 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
15386 * Makefile.in (TAROUTOPTS): Kill.
15387 (install-headers-tar): Use "xpf" for tar headerfile extraction
15388 * i370/x-oe (TAROUTOPTS): Delete.
15389 * m68k/x-apollo68 (TAROUTOPTS): Delete.
15390 * m68k/x-hp320 (TAROUTOPTS): Delete.
15391 * m68k/x-hp320g (TAROUTOPTS): Delete.
15392 * gcc.texi: Update bug reporting text.
15394 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15396 * reg-stack.c (change_stack) Fixed problem with negative array index.
15398 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
15400 * extend.texi, install.texi: Fix spelling mistakes.
15402 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
15403 (s-attrtab); No longer try to use pre-made insn-attrtab file.
15404 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
15405 PREMADE_ATTRTAB_MD.
15406 * mips/t-ecoff: Likewise.
15407 * mips/t-elf: Likewise.
15408 * mips/t-mips: Likewise.
15409 * mips/t-osfrose: Likewise.
15410 * mips/t-r3900: Likewise.
15411 * mips/t-svr3: Likewise.
15412 * mips/t-svr4: Likewise.
15413 * mips/t-ultrix: Likewise.
15415 * gcc.texi: Document recommend means to provide software floating
15416 point libraries in libgcc.a
15418 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
15420 * c-lex.c (yylex): We can have a number with no digits.
15422 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
15424 * jump.c (delete_prior_computation): New function, broken
15425 out of delete_computation. Check for side effects with
15426 side_effects_p instead of FIND_REG_INC_NOTE. Handle
15427 multi-word hard registers.
15428 (delete_computation): Use it. Check for side effects with
15429 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
15430 missing REG_DEAD note for a register which is both set and
15433 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
15435 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
15436 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
15437 (ASM_FILE_START): Import _mcount with the right type.
15438 (ASM_DECLARE_FUNCTION_NAME): Define.
15439 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
15440 * pa.c (output_function_prologue): Always emit the function's label
15442 * pa.h (TEXT_SPACE_P): Define.
15443 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
15444 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
15445 * som.h (TEXT_SPACE_P): Delete.
15446 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
15447 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
15449 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
15451 * expr.c (emit_group_load): Allow src to be a CONCAT.
15453 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15455 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
15456 (___mulsi3): Use '!' comment character.
15458 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15460 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
15462 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
15464 * gcc.c: Update URLs and mail addresses.
15465 * gcc.texi: Likewise.
15467 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
15469 * rs6000.c (current_file_function_operand): Return zero for
15471 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
15473 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
15476 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
15478 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
15479 allocate space in the stack frame for the PIC register.
15481 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
15483 * m68k.md (xordi3, anddi3): These patterns are not available on
15486 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
15488 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
15489 (PUT_REAL): Likewise.
15491 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15493 * final.c (shorten_branches): Don't add an alignment for loops
15494 that have no label inside.
15496 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15498 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
15499 prototypes in macro HAVE_cmpstrsi.
15501 * cpplib.c (cpp_get_token): Remove unused label `op3'.
15503 * emit-rtl.c (operand_subword): Remove unused variable
15506 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
15508 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
15510 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
15512 * cpphash.c (macroexpand): Delete leading whitespace when arg
15513 is concatenated before.
15514 (unsafe_chars): Correct test for whether + and - can extend a
15517 * cppinit.c (cpp_start_read): Do dependencies for
15518 -include/-imacros files also.
15520 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
15521 tokenizing non-directive lines.
15522 (cpp_expand_to_buffer): Temporarily disable no-output mode.
15523 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
15526 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
15528 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
15530 * c-lex.c: Sync with C++ frontend.
15531 (linemode): New variable.
15532 (parse_float): imag, conversion_errno, and type are output only.
15533 (yylex): Adjust. Move initial '.' case into main switch.
15535 (handle_generic_pragma): Just deal with tokens.
15536 (readescape): Use ISXDIGIT and ISGRAPH.
15537 * c-parse.in: Add END_OF_LINE token.
15539 * c-lex.c (lang_init): Generalize.
15540 (nextchar): Remove. Replace uses with UNGETC.
15541 (skip_white_space): Handle linemode here. Optimize for cpplib.
15542 (skip_white_space_on_line): Remove.
15543 (extend_token_buffer_to): New fn.
15544 (extend_token_buffer): Use it.
15545 (read_line_number, check_newline): Just deal with tokens.
15546 (token_getch, token_put_back): New fns.
15547 (yylex): Use them. More cpplib optimizations. Simplify.
15549 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
15550 Jason Merrill <jason@yorick.cygnus.com>
15552 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
15553 (consume_string): Make this smart about USE_CPPLIB.
15554 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
15555 (yylex): Rewrite to be intelligent about USE_CPPLIB.
15556 Also, clean up cases where we redundantly set token_buffer[0].
15557 (read_line_number): New fn.
15558 (ignore_escape_flag): New variable.
15560 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
15562 * a29k/t-a29kbare: Fix some comments.
15563 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
15564 (FPBIT, DPBIT): Define.
15565 * a29k/t-vx29k: Likewise.
15566 * arc/t-arc: Likewise.
15567 * arm/t-arm-elf: Likewise.
15568 * arm/t-bare: Likewise.
15569 * arm/t-pe: Likewise.
15570 * arm/t-pe-thumb: Likewise.
15571 * arm/t-semi: Likewise.
15572 * arm/t-thumb: Likewise.
15573 * arm/t-thumb-elf: Likewise.
15574 * arm/t-thumb-linux: Likewise.
15575 * h8300/t-h8300: Likewise.
15576 * i960/t-i960: Likewise.
15577 * i960/t-vxworks960: Likewise.
15578 * m32r/t-m32r: Likewise.
15579 * mips/t-ecoff: Likewise.
15580 * mips/t-elf: Likewise.
15581 * mips/t-r3900: Likewise.
15582 * pa/t-pro: Likewise.
15583 * rs6000/t-aix43: Likewise.
15584 * rs6000/t-beos: Likewise.
15585 * rs6000/t-newas: Likewise.
15586 * rs6000/t-ppccomm: Likewise.
15587 * rs6000/t-rs6000: Likewise.
15588 * rs6000/t-winnt: Likewise.
15589 * rs6000/t-xnewas: Likewise.
15590 * rs6000/t-xrs6000: Likewise.
15591 * sh/t-sh: Likewise.
15592 * sparc/t-elf: Likewise.
15593 * sparc/t-sparcbare: Likewise.
15594 * sparc/t-sparclite: Likewise.
15595 * sparc/t-splet: Likewise.
15596 * v850/t-v850: Likewise.
15597 * mn10200/t-mn10200: Fix comments.
15598 * mn10300/t-mn10300: Likewise.
15600 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
15601 dummy operand. Allocate a new pseudo for the dummy operand.
15602 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
15604 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
15606 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
15608 * configure: Rebuilt.
15609 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
15611 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
15613 * recog.c (preproces_constraints): Zero recog_op_alt before
15614 processing the constraints.
15616 * arm.c (typedef minipool_node): Renamed from pool_node.
15617 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
15618 (add_minipool_constant): New function.
15619 (dump_minipool): New function.
15620 (find_barrier): Remove special case for getting the insn size of
15621 an insn that references the constant pool.
15622 (minipool_fixup): New structure.
15623 (push_minipool_barrier): New function.
15624 (push_minipool_fix): New function.
15625 (note_invalid_constants): New function.
15626 (add_pool_constant, dump_table, fixit, broken_move): Delete.
15627 (arm_reorg): Rewrite code to fix up the constant pool into a
15628 series of mini-pools embedded in the insn stream.
15629 (arm_output_epilogue): New function, made mainly from the body
15630 of output_func_epilogue.
15631 (output_func_epilogue): Move insn generation part of epilogue code
15632 to arm_output_epilogue.
15633 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
15634 * arm.md (pool_range): New attribute.
15635 (zero_extendqidi2): Add attribute pool_range.
15636 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
15637 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
15638 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
15639 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
15640 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
15641 (epilogue): New expand.
15642 (epilogue_insn): New insn. Call arm_output_epilogue.
15644 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
15645 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
15647 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
15649 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
15651 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
15653 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
15655 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
15657 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
15659 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
15661 * global.c: Fix comment.
15663 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
15665 * gcc.c (access_check): New static function.
15666 (find_a_file): Use it when searching a directory list.
15667 * collect2.c (find_a_file): Don't accept directories found when
15668 searching a directory list.
15670 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
15672 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
15673 function parameters with `&'.
15674 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
15676 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
15678 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
15679 or tidy_fallthru_edge if the last insn in the block is not
15680 an unconditional jump or a simple conditional jump.
15682 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15684 * Makefile.in (c-decl.o): Depends on defaults.h.
15686 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
15688 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
15690 (CLASS_MAX_NREGS): Likewise.
15692 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
15694 * cse.c (cse_insn): Fix dumb thinko in last change.
15696 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15698 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
15701 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
15703 * dwarf2out.c (add_location_or_const_value_attribute): Correct
15704 test for sizes of passed and declared parameter types.
15706 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15708 * fixincludes: Fix the return type of bsearch, char* -> void*.
15710 * fixinc/inclhack.def: Likewise.
15712 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
15714 * invoke.texi (-fdump-translation-unit): New option.
15716 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
15718 * expr.h (PROMOTE_PROTOTYPES): Move ...
15719 * defaults.h: ... to here.
15720 * c-decl.c: Include defaults.h instead of expr.h.
15721 * c-typeck.c: Include defaults.h.
15723 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
15725 * toplev.h (errorcount): Declare.
15726 (warningcount): Likewise.
15727 (sorrycount): Likewise.
15728 * c-lex.c (errorcount): Don't declare.
15729 * dwarf2out.c (errorcount): Don't declare.
15731 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
15733 * config/libgloss.h: Add a note discouraging use with ELF.
15734 * configure.in: Don't use libgloss.h for ELF targets.
15735 Always use_collect2 on a.out targets.
15737 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
15739 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
15740 (force_to_mode, case ASHIFTRT): Add shiftrt label.
15742 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15744 * loop.c (strength_reduce): When doing biv->giv conversion, update
15745 reg note of NEXT->insn.
15747 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
15749 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
15751 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
15753 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
15754 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
15755 Ensure expr.h is included.
15756 * c-typecheck.c (convert_arguments): Ditto.
15758 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
15760 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
15761 * config/convex/convex.h: Ditto.
15762 * config/dsp16xx/dsp16xx.h: Ditto.
15763 * config/fx80/fx80.h: Ditto.
15764 * config/gmicro/gmicro.h: Ditto.
15765 * config/i370/i370.h: Ditto.
15766 * config/i386/i386.h: Ditto.
15767 * config/m32r/m32r.h: Ditto.
15768 * config/m68k/m68k.h: Ditto.
15769 * config/m88k/m88k.h: Ditto.
15770 * config/mips/mips.h: Ditto.
15771 * config/pa/pa.h: Ditto.
15772 * config/pyr/pyr.h: Ditto.
15773 * config/tahoe/tahoe.h: Ditto.
15774 * config/we32k/we32k.h: Ditto.
15776 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
15777 based on arch size.
15779 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
15781 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
15784 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
15786 1999-08-02 Richard Henderson <rth@cygnus.com>
15788 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
15789 for the register spill block.
15790 (m32r_va_arg): New.
15791 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
15792 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
15794 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
15795 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
15796 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
15798 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
15800 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
15801 MAX_WCHAR_TYPE defined in sparc.h.
15802 * config/sparc/linuxaout.h: Likewise.
15803 * config/sparc/linux64.h: Likewise.
15804 Also default to -mvis if CPU is UltraSPARC.
15806 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
15808 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
15809 (RTX_OK_FOR_OLO10): Likewise.
15810 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
15811 %lo(), allow it in addresses...
15812 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
15813 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
15814 does not make sense.
15815 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
15816 (sparc_output_scratch_registers): New function.
15817 (output_function_prologue, sparc_flat_output_function_prologue): Use
15819 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
15821 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
15822 * configure.in: Add check for .register pseudo-op support in as and
15823 check for offsetable %lo().
15824 * acconfig.h: Add templates for the above checks.
15825 * configure: Regenerate.
15827 1999-08-02 Richard Henderson <rth@cygnus.com>
15829 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
15830 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
15831 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
15833 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15835 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
15838 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
15840 * config/float-sparc.h: New file.
15841 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
15842 sparc-*-linux-gnu and sparc64-*-linux*.
15844 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15846 * rs6000.c (rs6000_va_list): Type is an array.
15847 (rs6000_va_start): Don't doubly adjust for varargs.
15848 (rs6000_va_arg): Evaluate long long GPR adjustment.
15850 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
15852 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
15853 -maix64 and -maix32.
15854 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
15855 LINK_SPEC): Change appropriately.
15856 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
15857 (u_short_cint_operand): Likewise.
15858 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
15860 * rs6000/t-aix43 (MULTILIB): Change to -m64.
15862 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
15864 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
15866 * rs6000/rs6000.c (num_insns_constant_wide): Correct
15867 for type promotion.
15868 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
15869 (non_add_cint_operand): Likewise.
15870 (logical_operand): Likewise.
15871 (non_logical_cint_operand): Likewise.
15872 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
15873 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
15874 (rs6000_select_rtx_section): Suppress warning.
15875 (small_data_operand): Suppress warning.
15876 (rs6000_got_register): Suppress warning.
15877 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
15878 type, so `J' is generally the wrong constraint for a SImode value;
15880 (andsi3_internal2): Likewise.
15881 (andsi3_internal3): Likewise.
15882 (iorsi3_internal1): Likewise.
15883 (xorsi3_internal1): Likewise.
15885 (movsf_softfloat): Likewise.
15886 (scc insns): Likewise.
15887 (movsi+2): Preserve sign bits of SImode constant.
15888 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
15889 (movdf+1): Sign-extend properly.
15890 (movdi_32+1): Sign-extend properly.
15891 (scc insns): Sign-extend properly.
15893 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
15896 1999-08-02 Richard Henderson <rth@cygnus.com>
15898 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
15899 -mcpu parsing code.
15900 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
15901 * alpha.md (all fp insns): Likewise.
15903 1999-08-02 Nick Clifton <nickc@cygnus.com>
15905 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
15908 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
15910 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
15911 pic_load_label generator directly.
15912 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
15913 No longer a named pattern.
15915 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
15917 * explow.c (force_reg): Call force_operand if X does not
15918 satisfy general_operand.
15920 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
15922 * fix-header.c (main): When testing for CONTINUED, use string
15923 equality, not pointer equality.
15925 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
15927 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
15929 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
15931 * cse.c (cse_insn): Fix loop which deletes insns after a jump
15932 that has become an unconditional jump.
15934 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
15935 (output_function_epilogue): Similarly.
15937 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15939 * tree.h (init_dummy_function_start): Declare.
15941 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15943 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
15944 last_expr_type, last_expr_value, block_start_count, block_stack,
15945 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
15946 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
15947 dynamically in stmt elt of struct function for each function.
15948 (struct nesting): Rename function_call_count elt to n_function_calls,
15949 target_temp_slot_level to block_target_temp_slot_level. All users
15951 (struct stmt_status): New structure definition.
15952 Add many accessor macros for stmt_status elements which previously
15953 were global variables.
15954 (init_stmt_for_function): Allocate stmt elt for current_function.
15955 Reflect that block_start_count was renamed to
15956 current_block_start_count.
15957 (save_stmt_status, restore_stmt_status): Delete functions.
15958 (preserve_subexpressions_p): Don't access loop_stack when outside
15960 (expand_start_bindings): Reflect that block_start_count was renamed to
15961 current_block_start_count.
15962 (expand_fixup): Likewise.
15963 (expand_decl): Don't access block_stack when outside a function.
15964 (expand_decl_cleanup): Likewise.
15965 (expand_dcc_cleanup): Likewise.
15966 (expand_dhc_cleanup): Likewise.
15967 (expand_anon_union_decl): Likewise.
15968 (set_file_and_line_for_stmt): New function.
15969 (in_control_zone_p): New function.
15971 * function.h (struct function): Add new elt stmt.
15972 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
15973 case_stack, nesting_stack, nesting_depth, block_start_count,
15974 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
15975 emit_lineno, goto_fixup_chain.
15976 (save_eh_status, restore_eh_status, save_stmt_status,
15977 restore_stmt_status): Delete declarations.
15978 * function.c (push_function_context_to): Don't call save_stmt_status.
15979 (pop_function_context_to): Don't call restore_stmt_status.
15980 * tree.h (in_control_zone_p): Declare.
15981 * rtl.h (set_file_and_line_for_stmt): Declare.
15983 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
15984 call set_file_and_line_for_stmt.
15986 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
15988 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
15989 Also update copyright.
15991 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15993 * c-pragma.c: Don't include "except.h".
15994 * emit-rtl.c: Likewise.
15995 * stor-layout.c: Likewise.
15996 * tree.c: Likewise.
15997 * varasm.c: Likewise.
15999 * flow.c: Include "function.h".
16000 * tree.h (init_dummy_function_start): Declare new function.
16002 * except.h (struct eh_status): New structure.
16003 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
16005 (eh_return_stub_label, ehstack, catchstack, ehqueue,
16006 catch_clauses, false_label_stack, caught_return_label_stack,
16007 protect_list, current_function_ehc): Add accessor macros for the
16008 corresponding fields in current_function->eh; delete declarations
16009 for all items that used to be declared here.
16010 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
16011 catch_clauses, false_label_stack, caught_return_label_stack,
16012 protect_list, current_function_ehc): Delete variables.
16013 (init_eh_for_function): Allocate current_function->eh.
16014 (save_eh_status, restore_eh_status): Delete functions.
16016 * function.h (struct function): Add fields next_global and eh.
16017 Delete all exception handling related fields.
16018 * function.c (current_function): New variable.
16019 (all_functions): New variable.
16020 (push_function_context_to): Don't allocate a struct function,
16021 use current_function instead. Call init_dummy_function_start when
16022 outside a function. Clear current_function before returning.
16023 (pop_function_context_from): Restore current_function.
16024 Don't free the restored struct function.
16025 (prepare_function_start): New function.
16026 (init_dummy_function_start): New function.
16027 (init_function_start): Break out some code into prepare_function_start
16030 * stmt.c (save_stmt_status): Don't call save_eh_status.
16031 (restore_stmt_status): Don't call restore_eh_status.
16033 * Makefile.in: Update dependencies.
16035 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
16037 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
16038 of depending on a magic constant value. Update comments.
16039 (hppa_expand_prologue): Similarly.
16041 * pa.md (reload_indi, reload_outdi): Allow any register for the
16042 original reload register.
16044 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
16046 * cccp.c (print_help): Change marcos to macros.
16048 1999-07-30 Richard Henderson <rth@cygnus.com>
16050 * c-typeck.c (initializer_constant_valid_p): Move ...
16051 * c-common.c (initializer_constant_valid_p): ... here. Use
16052 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
16053 of label addresses.
16054 * c-common.h (initializer_constant_valid_p): Declare.
16055 * c-tree.h (initializer_constant_valid_p): Remove.
16057 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
16059 * config/i386/sol2-c1.asm: Align the stack.
16060 * config/i386/sol2-gc1.asm: Likewise.
16062 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
16064 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
16065 -Asparclite for sparc86x.
16066 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
16068 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
16070 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
16072 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
16073 the user if using the non-default arch size in BI_ARCH configuration.
16074 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
16076 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
16077 Fix patterns so that they actually match.
16078 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
16079 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
16080 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
16082 (mulsidi3): Reflect this in the expand.
16083 (smulsi3_highpart): Only on TARGET_ARCH32.
16084 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
16085 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
16086 (umulsidi3): Reflect this in the expand.
16087 (umulsi3_highpart): Only on TARGET_ARCH32.
16088 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
16089 don't require g0 to be zero.
16090 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
16091 ({,u}divsi3): New expands.
16092 ({,u}divsi3_sp64): New patterns.
16093 (after lshrdi3_v8plus): Four new patterns to help combiner
16094 optimizing nested mixed mode shifts.
16096 * config/sparc/sparc.c (sparc_override_options): Use deprecated
16097 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
16098 speed things up. Don't use them by default on plain v9 in 64bit
16099 mode, according to what SPAMv9 sais.
16101 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
16102 top 32 bits of %[og][0-7] in signal handlers.
16103 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
16105 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
16107 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
16108 (ashlsi3): Corresponding changes.
16110 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
16112 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
16114 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
16116 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16118 * arm.h (Hint): Delete macro.
16119 Substitute HOST_WIDE_INT for Hint in some prototypes.
16120 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
16122 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
16124 * builtins.c (expand_builtin_setjmp): Use force_operand to
16125 make sure that the buffer address is in a suitable form to be
16126 passed to force_reg.
16128 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
16130 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
16133 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
16135 * pa.md (indirect_jump): Remove mode from match_operand. Verify
16136 proper mode in the condition string.
16137 (icacheflush, dcacheflush): Remove modes from match_operands.
16139 * pa.c (emit_move_sequence): Always convert scratch_reg to the
16140 proper mode before using it.
16142 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
16145 * pa.c (store_reg): Do not call add_high_const generator directly.
16146 (load_reg, set_reg_plus_d): Likewise.
16147 * pa.md (add_high_const): No longer a named pattern.
16149 * pa.c (legitimize_address): Consistently use Pmode rather than
16150 SImode. Do not call gen_pic2_highpart directly anymore.
16151 * pa.md (pic2_highpart): No longer a named pattern.
16152 (pic2_lo_sum): Similarly. Reformat to make more readable.
16154 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
16159 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16161 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
16163 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
16165 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
16166 and tag the spill mems.
16167 (hppa_va_start): New.
16168 (hppa_va_arg): New.
16169 * pa.h (EXPAND_BUILTIN_VA_START): New.
16170 (EXPAND_BUILTIN_VA_ARG): New.
16172 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
16174 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
16175 and tag the spill mems.
16176 (mn10300_va_start): New.
16177 (mn10300_va_arg): New.
16178 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
16179 (EXPAND_BUILTIN_VA_ARG): New.
16181 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
16183 * mn10200.c (mn10200_va_arg): New.
16184 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
16186 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
16188 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
16189 rather than play with TREE_INT_CST_LOW.
16191 1999-07-27 Philip Blundell <pb@nexus.co.uk>
16193 * config/arm/telf.h: Include dbxelf.h.
16194 (CPP_PREDEFINES): Only define if not already defined.
16195 (ASM_IDENTIFY_GCC): Likewise.
16196 (SUBTARGET_EXTRA_SECTIONS): Likewise.
16197 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
16198 * config/arm/thumb.h (LINK_SPEC): Only define if not already
16200 (DBX_DEBUGGING_INFO): Don't define.
16201 * config/arm/linux-telf.h: New file.
16202 * config/arm/linux-tgas.h: New file.
16203 * config/arm/t-thumb-linux: New file.
16204 * config/arm/uclinux-elf.h: New file.
16205 * config/arm/uclinux-telf.h: New file.
16206 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
16207 thumb-*-uclinux): New targets.
16208 * configure: Regenerate.
16210 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
16212 * pa.md (post_store, pre_load): New expanders.
16213 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
16214 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
16215 need to directly generate RTL for them.
16216 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
16219 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
16221 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
16222 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
16223 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
16224 (secndary_reload_class): Make TARGET_ELF conditional compile.
16225 (print_operand_address): Similar.
16226 (output_toc): Print all values as hex.
16227 (get_issue_rate): Rearrange and add RS64A and PPC630.
16228 * rs6000.h (processor_type): Add RS64A and PPC630.
16229 (PROCESSOR_POWERPC64): New.
16230 (PROMOTE_MODE): Use word_mode.
16231 (RTX_COSTS): Add RS64A and PPC630.
16232 * rs6000.md (scheduling information): Add lmul and ldiv
16233 representing 64-bit integer multiply and divide. Add rs64a and
16234 PPC630 information.
16235 (ashldi3): Add support for "rldic" instruction.
16236 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
16238 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
16240 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
16241 instead of V8 for sparclite86x in cpu_table.
16243 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16245 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
16246 output_file_directive.
16248 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
16250 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
16251 tree for op1, not the rtl.
16253 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
16255 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
16256 to m88k_va_start, leaving only the register spill.
16257 (m88k_build_va_list): New.
16258 (m88k_va_start): New.
16259 (m88k_va_arg): New.
16260 * m88k.h (BUILD_VA_LIST_TYPE): New.
16261 (EXPAND_BUILTIN_VA_START): New.
16262 (EXPAND_BUILTIN_VA_ARG): New.
16264 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
16266 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
16267 Rename from expand_builtin_saveregs.
16268 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
16270 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
16272 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
16273 for the register spill block.
16274 (i960_build_va_list): New.
16275 (i960_va_start): New.
16276 (i960_va_arg): New.
16277 * i960.h (BUILD_VA_LIST_TYPE): New.
16278 (EXPAND_BUILTIN_VA_START): New.
16279 (EXPAND_BUILTIN_VA_ARG): New.
16280 * i960.md (store_multiple): Use change_address on individul mems.
16282 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
16284 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
16286 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
16287 (expand_builtin_va_end): Evaluate arg for side effects.
16288 * c-common.c (c_common_nodes_and_builtins): Construct a
16289 va_list_arg_type_node to handle array decomposition to pointer.
16291 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
16293 * except.c (start_dynamic_cleanup): Use force_operand on the
16296 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
16298 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
16299 * c4x.c (c4x_va_arg): New.
16301 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
16303 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
16304 has manual_pop set.
16306 1999-07-26 Nathan Sidwell <nathan@acm.org>
16308 * eh-common.h (__eh_matcher): Prototype correctly.
16310 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
16312 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
16313 (TARGET_SINGLE_PIC_BASE): Likewise.
16314 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
16316 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
16317 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
16318 (TARGET_OPTIONS): Add -mpic-register=N.
16319 (OUTPUT_INT_ADDR_CONST): New macro.
16320 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
16321 LEGITIMATE_PIC_OPERAND_P): Likewise.
16322 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
16323 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
16324 output_addr_const directly.
16325 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
16327 (thumb_pic_register, thumb_pic_register_string): Declare.
16329 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
16331 (label_mentioned_p): New function: Imported from arm.c.
16332 (legitimize_pic_address): New function: Imported from arm.c.
16333 (is_pic):New function: Imported from arm.c.
16334 (thumb_finalize_pic):New function: Imported from arm.c.
16335 (add_constant): Cope with PIC constants.
16336 (fixit): Cope with PIC constants.
16337 (output_return): Do not treat the PIC register as live if
16338 TARGET_SINGLE_PIC_BASE is true.
16339 (thumb_function_prologue): Do not treat the PIC register as live if
16340 TARGET_SINGLE_PIC_BASE is true.
16341 (thumb_expand_prologue): Do not treat the PIC register as live if
16342 TARGET_SINGLE_PIC_BASE is true.
16343 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
16344 TARGET_SINGLE_PIC_BASE is true.
16345 (thumb_print_operand): Accept '|'.
16346 (thumb_override_options): Process PIC options.
16348 * config/arm/thumb.md (movsi): Support PIC.
16349 (call_insn): Change "i" constraint to "X".
16350 (call_value_insn): Likewise.
16351 (consttable_4, consttable_8, consttable_end): Set and clear
16352 "making_const_table" as appropriate.
16353 (pic_load_addr, pic_add_dot_plus_four): New insns.
16355 * invoke.texi (Thumb Options): Fix spelling. Document new
16356 options -msingle-pic-base and -mpic-register=.
16358 1999-07-26 Andrew Haley <aph@cygnus.com>
16360 * config/m32r/initfini.c (__init): Use a full word immediate for
16361 __fini: this allows it to be placed in any memory region.
16363 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
16364 -mmodel=medium. This is OK for all memory models.
16366 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
16368 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
16369 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
16371 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
16373 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
16376 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
16378 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
16380 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
16381 (BUILD_VA_LIST_TYPE): New.
16382 (EXPAND_BUILTIN_VA_START): New.
16383 (EXPAND_BUILTIN_VA_ARG): New.
16384 * i860.c (output_delayed_branch): Disable.
16385 (output_delay_insn): Likewise.
16386 (i860_saveregs): New.
16387 (i860_build_va_list): New.
16388 (i860_va_start): New.
16389 (i860_va_arg): New.
16390 * i860.md: Disable all peepholes using output_delayed_branch.
16391 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
16393 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
16395 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
16396 (BUILD_VA_LIST_TYPE): New.
16397 (EXPAND_BUILTIN_VA_START): New.
16398 (EXPAND_BUILTIN_VA_ARG): New.
16399 * clipper.c (clipper_builtin_saveregs): Only dump registers.
16400 Return the address of the save area.
16401 (clipper_build_va_list): New.
16402 (clipper_va_start): New.
16403 (clipper_va_arg): New.
16405 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
16407 * arc.h (EXPAND_BUILTIN_VA_START): New.
16408 (EXPAND_BUILTIN_VA_ARG): New.
16409 * arc.c (arc_setup_incoming_varargs): Set alias set of
16411 (arc_va_start): New.
16414 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
16416 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
16417 (BUILD_VA_LIST_TYPE): New.
16418 (EXPAND_BUILTIN_VA_START): New.
16419 (EXPAND_BUILTIN_VA_ARG): New.
16420 * alpha.c (alpha_builtin_saveregs): Delete.
16421 (alpha_build_va_list): New.
16422 (alpha_va_start): New.
16423 (alpha_va_arg): New.
16425 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
16427 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
16429 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
16430 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
16432 * gcc.texi: More changes related to list conversion.
16433 * invoke.texi: Likewise.
16435 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
16437 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
16438 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
16439 (expand_builtin_next_arg): Accept ARGLIST not EXP.
16440 (stabilize_va_list): New function.
16441 (std_expand_builtin_va_start): New function.
16442 (expand_builtin_va_start): New function.
16443 (get_varargs_alias_set): New function.
16444 (std_expand_builtin_va_arg): New function.
16445 (expand_builtin_va_arg): New function.
16446 (expand_builtin_va_end): New function.
16447 (expand_builtin_va_copy): New function.
16448 (expand_builtin): Call them.
16449 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
16450 __builtin_{varargs_start,stdarg_start,end,copy}.
16451 (build_va_arg): New function.
16452 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
16453 (build_va_arg): Declare.
16454 * c-decl.c (ptr_type_node, va_list_type_node): New.
16455 * c-parse.gperf (__builtin_va_arg): New.
16456 * c-parse.in (VA_ARG): New token.
16457 (unary_expr): Recognize it.
16458 * expr.c (expand_expr): Expand VA_ARG_EXPR.
16459 * expr.h (std_expand_builtin_va_start): Declare.
16460 (std_expand_builtin_va_arg): Declare.
16461 (expand_builtin_va_arg): Declare.
16462 (get_varargs_alias_set): Declare.
16463 * tree.def (VA_ARG_EXPR): New.
16464 * tree.h (BUILT_IN_VARARGS_START): New.
16465 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
16466 (ptr_type_node, va_list_type_node): Declare.
16467 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
16468 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
16469 * m88k.h, m88k.c: Likewise.
16470 * mn10300.h, mn10300.c: Likewise.
16471 * pa.h, pa.c: Likewise.
16472 * rs6000.h, rs6000.c: Likewise.
16473 * sh.h, sh.c: Likewise.
16474 * sparc.h, sparc.c: Likewise.
16476 * emit-rtl.c (operand_subword): Copy alias set.
16477 (change_address): Likewise.
16479 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
16481 * pa.c (compute_frame_size): Scan all the used callee saved registers,
16482 not just the first one.
16484 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
16486 * config/arm/arm.h (TARGET_SWITCHES): Add
16487 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
16488 (TARGET_OPTIONS): Add -mpic-register=.
16489 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
16490 (arm_pic_register_string): Declare.
16491 (NEED_PLT_GOT): Delete, replace with ...
16492 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
16493 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
16494 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
16495 * config/arm/arm.c (arm_override_options): Add new option
16497 (arm_pic_register_string): New variable.
16498 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
16499 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
16500 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
16501 (output_return_instruction): Likewise.
16502 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
16503 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
16504 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
16506 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
16507 mention of -msched-prolog. Document new options -msingle-pic-base
16508 and -mpic-register=.
16510 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
16512 * haifa-sched.c (reemit_notes): Tidy.
16513 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
16516 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
16518 * explow.c (trunc_int_for_mode): New function.
16519 (plus_constant_wide): Use it.
16520 * combine.c (simplify_and_const_int): Likewise.
16521 (merge_outer_ops): Likewise.
16522 (simplify_shift_const): Likewise.
16523 * cse.c (simplify_unary_operation): Likewise.
16524 (simplify_binary_operation): Likewise.
16525 * emit-rtl.c (operand_subword): Likewise.
16526 * rtl.h: Declare it.
16528 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16530 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
16531 (use NUM_REGS instead of NUM_INTS).
16533 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16535 * builtins.c: New file.
16536 * expr.c (saveregs_value, apply_args_value): Delete definition,
16537 moved into builtins.c.
16538 (string_constant): No longer static.
16539 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
16540 apply_args_size, apply_result_size, result_vector,
16541 expand_builtin_apply_args, expand_builtin_apply,
16542 expand_builtin_return): Delete functions, moved into builtins.c.
16543 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
16544 * expr.h (saveregs_value, apply_args_value): Declare variables.
16545 (expand_builtin, string_constant): Declare functions.
16546 * Makefile.in: Update to build builtin.o.
16548 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
16550 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
16551 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
16552 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
16553 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
16555 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
16558 1999-07-21 Michael Meissner <meissner@cygnus.com>
16560 * print-rtl.c (print_rtx): Print the names of the virtual
16563 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
16565 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
16566 introduced in previous delta.
16568 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16570 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
16571 to avoid name clash.
16573 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
16575 * c-lex.c (yylex) : Correct the test for overflow when lexing
16578 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
16580 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
16581 (adjust_priority): Always call ADJUST_PRIORITY.
16582 (schedule_insn): Only put insns into the ready at cost 0.
16583 (schedule_block): Remove redundant initial sort. Give clock_var
16584 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
16586 * tm.texi (MD_SCHED_REORDER): Update docs.
16588 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
16589 * sparc.c (ultra_reorder_called_this_block): Delete.
16590 (ultrasparc_sched_init): Don't set it.
16591 (ultrasparc_sched_reorder): Don't check it.
16593 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
16595 * rs6000.h (struct rs6000_args): Add sysv_gregno.
16596 * rs6000.c (init_cumulative_args): Init sysv_gregno.
16597 (function_arg_boundary): Align DFmode.
16598 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
16599 to get fp reg and stack overflow correct.
16600 (function_arg): Likewise.
16601 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
16602 (setup_incoming_varargs): Restructure for ABI_V4; use
16603 function_arg_advance to skip final named argument.
16604 (expand_builtin_saveregs): Properly unskip the last integer arg
16605 when doing varargs. Adjust overflow location calculation.
16607 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
16608 explicitly unsigned.
16609 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
16610 (__VA_GP_REGSAVE): Similarly.
16611 (__va_longlong_p): Delete.
16612 (__va_arg_type_violation): New declaration.
16613 (va_arg): Restructure. Flag promotion errors. Align double.
16614 TFmode passed by reference.
16616 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
16617 in the HOST_BITS_PER_WIDE_INT > 32 case.
16619 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
16621 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
16623 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
16625 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
16626 * toplev.c (documented_lang_options): Add -fpreprocessed.
16627 * cpplib.h (struct cpp_buffer): Add preprocessed.
16628 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
16629 (cpp_start_read): Don't expand macros or emit an initial #line
16630 directive if -fpreprocessed.
16632 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
16634 * cpplib.h (struct cpp_buffer): Added manual_pop for
16635 better C++ tokenization.
16636 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
16637 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
16638 * c-common.c (cpp_token): Make non-static.
16640 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16642 * c-common.h: New file.
16643 * c-common.c (permanent_obstack): Delete unused declaration.
16644 (c_global_trees): New array.
16645 (c_common_nodes_and_builtins): New function; split off common code
16646 from init_decl_processing in both c-decl.c and cp/decl.c.
16647 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
16648 c_global_trees and accessor macros defined in c-common.h.
16649 Include c-common.h.
16650 * c-decl.c: Delete definitions for tree nodes that were replaced by
16652 (init_decl_processing): Build void_list_node.
16653 Call c_common_nodes_and_builtins; delete code to generate the common
16655 * objc/objc-act.c (build_module_descriptor): Rename variable
16656 void_list_node to avoid clash with c-common.h.
16658 * Makefile.in: Update dependencies.
16659 * objc/Make-lang.in: Likewise.
16661 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
16663 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
16664 (UNIQUE_SECTION_P): Likewise.
16665 (UNIQUE_SECTION): Likewise.
16667 1999-07-19 Linas Vepstas <linas@linas.org>
16669 * config/i370/README: New file.
16670 * config/i370/linux.h: New file.
16671 * config/i370/mvs.h: New file.
16672 * config/i370/oe.h: New file.
16673 * config/i370/t-linux: New file.
16674 * config/i370/t-mvs: New file.
16675 * config/i370/t-oe: New file.
16676 * config/i370/x-oe: New file.
16677 * config/i370/xm-linux.h: New file.
16678 * config/i370/xm-mvs.h: New file.
16679 * config/i370/xm-oe.h: New file.
16681 * i370.c (label_node_t): Add first_ref_page, label_addr,
16682 label_first_ref, label_last_ref members.
16683 (mvs_need_base_reload): Renamed from mvs_label_emitted.
16684 (MAX_MVS_LABEL_SIZE): Define.
16685 (MAX_LONG_LABEL_SIZE): Define.
16686 (alias_node_t, alias_anchor, alias_number): New.
16687 (mvs_function_table): Reorder for EBCDIC.
16688 (ascebc, ebcasc): Unconditionally define.
16689 (i370_branch_dest, i370_branch_length): New functions.
16690 (i370_short_branch, i370_label_scan): New functions.
16691 (mvs_get_label): Renamed from mvs_add_label. Search for
16692 an existing label before creating a new one.
16693 (mvs_add_label): New function.
16694 (mvs_get_label_page): New function.
16695 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
16696 over the entire list.
16697 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
16698 (mvs_check_page) [TARGET_ELF_ABI]: New function.
16699 (mvs_add_alias, mvs_need_alias): New functions.
16700 (mvs_get_alias, mvs_check_alias): New functions.
16701 (handle_pragma): New function.
16702 (mvs_function_check): New function.
16703 (unsigned_jump_follows_p): Search harder.
16704 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
16705 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
16706 * i370.h (TARGET_VERSION): Delete.
16707 (CPP_SPEC, CPP_PREDEFINES): Delete.
16708 (mvs_label_emitted): Delete.
16709 (TARGET_EBCDIC): Delete.
16710 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
16711 (HANDLE_PRAGMA): Define.
16712 (HARD_REGNO_NREGS): Handle complex modes.
16713 (HARD_REGNO_MODE_OK): Likewise.
16714 (CLASS_MAX_NREGS): Likewise.
16715 (RET_REG): Likewise.
16716 (EXTRA_CONSTRAINT): Define.
16717 (RETURN_IN_MEMORY): True for DImode.
16718 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
16719 (FUNCTION_PROFILER): Delete.
16720 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
16721 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
16722 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
16723 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
16724 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
16725 (ASM_FILE_START): Add "RMODE ANY".
16726 (ASM_OUTPUT_EXTERNAL): Check for aliases.
16727 (ASM_GLOBALIZE_LABEL): Likewise.
16728 (ASM_OUTPUT_LABELREF): Likewise.
16729 (ASM_OUTPUT_COMMON): Likewise.
16730 (PRINT_OPERAND): Handle 'K', 'W', default.
16731 (PRINT_OPERAND_ADDRESS): New.
16732 (Lots of defines): Add support for TARGET_ELF_ABI.
16733 * i370.md (attr length): New. Define for all patterns.
16734 (*): Lots of tweeks to assembly output and constraints.
16736 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
16738 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
16739 Disable patterns performing SImode comparisons with SImode values
16740 if TARGET_POWERPC64 and instruction does not sign-extend or does
16741 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
16742 differ for signed quantities.
16743 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
16744 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
16745 (decrement_and_branch_on_count): Add 64-bit variant.
16747 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16749 * final.c (output_asm_insn): When searching for the matching string
16750 for a given dialect, don't run past the end of the list of
16751 alternatives if there are fewer alternatives in the template than
16754 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
16756 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
16757 Removed paragraph about compression of files and size limitation,
16758 duplicated in the FAQ. Use gcc-patches for posting patches.
16759 * gcc.c (main): Updated URL with bug reporting instructions to
16760 gcc.gnu.org. Removed e-mail address.
16761 * system.h (abort): Likewise.
16763 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16765 * Makefile.in (stmp-multilib-sub): Make the files extracted
16766 from $(LIBGCC1) writable.
16768 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
16770 * config/arm/aout.h: Reformat for improved readability.
16772 * config/arm/arm.h: Reformat for improved readability.
16773 Replace uses of fprintf with asm_fprintf where appropriate.
16774 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
16775 function declaration assembler actions.
16776 (NUM_INTS): New macro: Convert from bytes to words.
16777 (NUM_REGS): New macro: Compute number of registers required to
16778 hold a quanitity of tyep MODE.
16779 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
16781 (NUM_ARG_REGS): New macro: The number of argument registers
16783 (ARG_REGISTER): New macro: Compute the register number of the Nth
16785 (LAST_ARG_REGNUM): New macro: The number of the last argument
16787 (SP_REGNUM): New macro: Register number of the stack pointer.
16788 (FP_REGNUM): New macro: Register number of the frame pointer.
16789 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
16790 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
16791 CUMULATIVE_ARGS so that it counts registers not bytes.
16793 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
16795 Replace uses of fprintf with asm_fprintf where appropriate.
16796 (output_ascii_pseudo_op): Replace with version from thumb.c
16798 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
16800 * config/arm/elf.h (CPP_PREDEFINES): Replace with
16801 SUBTARGET_CPP_SPEC.
16802 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
16803 (ASM_FILE_START): Emit ASM_APP_OFF.
16805 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
16807 * pa.c (compute_frame_size): Round frame according to
16808 STACK_BOUNDARY rather than a hardwired value.
16810 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
16812 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
16814 * configure: Rebuilt.
16816 * configure.in (hppa*-*-linux*): New configuration.
16817 * configure: Rebuilt.
16818 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
16819 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
16820 * pa/pa-linux.h: New file.
16821 * pa/t-linux: New file.
16822 * pa/xm-linux.h: New file.
16824 * pa.c (hppa_legitimize_address): Change references from SImode to
16825 either Pmode or word_mode as appropriate.
16826 (emit_move_sequence, store_reg, load_reg): Likewise.
16827 (set_reg_plus_d, hppa_expand_prologue): Likewise.
16828 (output_mul_insn): Likewise.
16829 * pa.h (PROMOTE_MODE): Likewise.
16830 (INITIALZE_TRAMPOLINE): Likewise.
16831 (Pmode): Define to word_mode.
16833 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
16834 value of 4. Allocate 8 bytes for each FP register save.
16835 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
16837 (hppa_expand_prologue): Likewise.
16838 * pa.h (PROMOTE_MODE): Likewise.
16839 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
16840 (FUNCTION_ARG_BOUNDARY): Likewise.
16842 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
16844 * pa.c (out_of_line_prologue_epilogue): Delete.
16845 (override_options): Remove -mspace related code.
16846 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
16847 (compute_frame_size): Only allocate space for register that
16848 actually need to be saved.
16849 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
16850 (TARGET_SWITCHES): Remove -mspace, -mno-space
16851 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
16852 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
16853 * pa/ee.asm, pa/ee_fp.asm: Delete.
16855 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
16857 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
16858 directive in column zero.
16860 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
16862 * m68k.c (output_function_prologue): Fix computation of save mask
16863 when generating PIC code.
16865 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
16867 * tree.c (build_type_attribute_variant): Move current_obstack restore
16868 after build_qualified_type call.
16870 1999-07-15 Mark Mitchell <mark@codesourcery.com>
16872 * configure.in: Use t-iris6, even with GNU LD.
16873 * config/mips/iris6gld.h: Fix typo in linker spec.
16874 * config/mips/t-iris6gld: Remove.
16876 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
16878 * rs6000.md (insv, extzv): Remove SImode dependence in named
16879 patterns. Explicitly generate DImode RTL if PowerPC64 and
16881 (insvdi): Reverse start and size in instruction template.
16883 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
16885 * invoke.texi: Typo fixes.
16887 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
16889 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
16890 handle at this time instead of silently generating incorrect code.
16891 (gen_imagpart): Likewise.
16893 * reload.c (find_reloads): Emit a USE for a pseudo register without
16894 a hard register if we could not create an optional reload for the
16897 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16899 * c-typeck.c (output_init_element, process_init_element):
16900 When advancing constructor_unfilled_fields for a RECORD_TYPE,
16901 check for nameless bit fields.
16903 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
16905 * regclass.c (scan_one_insn): Notice subregs that change the
16906 size of their operand.
16907 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
16909 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
16911 * configure.in (alpha*-*-*): Include alpha/t-ieee.
16912 * configure: Rebuilt.
16913 * alpha/t-ieee: New file.
16915 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
16917 * rs6000.c (find_addr_reg): Do not select r0 as an address
16920 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
16922 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
16924 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
16926 * rs6000.md (movsf): Do not force easy FP constants into memory.
16928 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
16929 immed_double_const to ensure they are properly truncated then
16932 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
16934 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
16935 always unless NO_DEBUG is used. Compile this code
16937 (replace_symbols_in_block): Compile it unconditionally.
16939 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
16941 * configure.in (i?86-*-elf*): New target.
16942 * configure: Rebuilt.
16943 * i386/i386elf.h, i386/t-i386elf: New files.
16945 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
16947 * toplev.c (main): Don't complain about saying -gdwarf.
16948 (rest_of_compilation): Remove redundant code.
16950 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
16952 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
16954 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
16956 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
16957 "Li960R:", to avoid name clash.
16959 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16961 * loop.c (check_dbra_loop): When reversing a loop, delete all
16962 REG_EQUAL notes referencing the reversed biv except those which are
16963 for a giv based on it.
16965 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
16967 * version.c: Drop "gcc-" prefix from version #.
16969 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
16971 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
16972 the label if we're being verbose.
16974 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
16976 * m68k.c (output_function_prologue): Add pic register to mask
16977 if live and flag_pic.
16978 (output_function_epilogue): Likewise.
16980 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
16982 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
16983 directives in column zero.
16985 * pa/elf.h (ASM_FILE_START): Define.
16986 * pa/som.h (ASM_FILE_START): Include .level directives.
16987 * pa/hpux10.h (ASM_FILE_START): Delete.
16988 * pa/hpux11.h (ASM_FILE_START): Delete.
16990 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
16992 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16994 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
16995 when reload_out equals reload_in.
16997 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
16999 * invoke.texi (Spec Files): New node: Describe the contents of
17002 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
17004 * invoke.texi (DEC Alpha Options): Put @end table at
17005 beginning of line, to avoid confusing texi2html.
17007 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
17009 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
17010 introduced in previous delta.
17012 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17014 * reload1.c (gen_reload): When synthesizing a 3 operand add
17015 sequence, improve test for when to reload OP1 into the reload
17016 register instead of OP0.
17018 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
17020 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
17022 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
17024 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
17027 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
17029 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
17030 (va_dcl): Use __builtin_va_alist_t.
17032 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
17034 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
17035 on the permanent_obstack.
17036 * dwarfout.c (output_type): Likewise.
17038 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
17040 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
17041 Merged from c-typeck.c and cp/typeck.c.
17042 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
17043 Merged into c-common.
17045 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
17047 * c-lex.c (errorcount): Declare it.
17048 (finish_parse): Update errorcount when using CPPLIB.
17050 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
17052 * fixinc/inclhack.def(end_else_label): Double the backslash so
17053 sed gets a chance to see it.
17054 * fixinc/inclhack.sh: regen
17055 * fixinc/fixincl.x: regen
17057 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
17059 Add framework to support armv5 architecture when it becomes
17062 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
17063 (arm_arch5): New variable.
17064 (all_architectures): Add armv5 line.
17065 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
17066 -march=armv5 is specified on the command line.
17067 (arm_arch5): Export this variable.
17068 * invoke.texi: Document new string accepted by -march= switch for
17071 * config/arm/arm.h: Replace use of constant 12 as a register
17072 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
17073 * config/arm/arm.c: Replace use of constant 12 as a register
17074 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
17076 * config/arm/elf.h: Tidy up.
17077 * config/arm/coff.h: Tidy up.
17079 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
17081 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
17082 * gcc/config/mips/t-iris6gld: New file.
17083 * gcc/config/mips/iris6gld.h: Likewise.
17085 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
17087 * c-decl.c (widest_integer_literal_type_node,
17088 widest_unsigned_literal_type) : New.
17089 (init_decl_processing): Handle/use the two new types.
17090 * c-common.c (type_for_size,type_for_mode) : Same.
17091 * c-lex.c (yylex) : Same.
17092 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
17094 * c-tree.h (widest_integer_literal_type_node,
17095 widest_unsigned_literal_type) : New.
17097 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
17099 * dwarfout.c (field_byte_offset): Correctly compute the object's
17100 byte offset for the first bit of a field which crosses an alignment
17101 boundary on a !BYTES_BIG_ENDIAN target.
17103 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
17105 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
17108 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
17109 Jeff Law <law@cygnus.com>
17111 * ginclude/varargs.h (va_dcl): Use word_mode for type of
17114 * except.c: Include intl.h.
17115 (expand_eh_return): Set current_function_cannot_inline.
17116 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
17117 * function.h (struct function): Add eh_return_stub_label.
17118 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
17119 * Makefile.in (except.o): Depend on intl.h.
17121 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
17123 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
17124 same as offsettable in cases 1 and 2.
17126 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
17128 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
17129 (extlh, extwh): Likewise.
17131 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
17133 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
17135 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
17137 * configure.in: Add arm-pe and thumb-pe targets.
17138 * configure: Regenerate.
17140 * thumb.c (arm_naked_function_p): New function: Determines if
17141 a function is naked (has no gcc generated prologue/epilogue).
17142 (is_called_in_ARM_mode): Return true if the func has the
17143 interfacearm attribute.
17144 (output_return): Do not generate a return for naked functions.
17145 (thumb_function_prologue): Do not generate a prologue for
17147 (thumb_expand_prologue): Do not generate a prologue for naked
17149 (thumb_expand_epilogue): Do not generate an epilogue for naked
17151 (arm_valid_machine_decl_attribute): New function, copied from
17152 arm.c: Permit naked and interfacearm attributes.
17154 * config/arm/pe.c: New file: Support code for arm-pe target.
17155 * config/arm/pe.h: New file: Header file for arm-pe target.
17156 * config/arm/tpe.h: New file: Header file for thumb-pe target.
17157 * config/arm/t-thumb-pe: New file: Makefile fragment for
17160 1999-07-01 Mark Kettenis <kettenis@gnu.org>
17162 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
17163 -fPIC or -fpic is specified.
17165 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
17167 * expr.c (emit_block_move): Use copy_to_mode_reg for
17168 !TARGET_MEM_FUNCTIONS case too.
17170 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
17172 * configure: Rebuilt.
17173 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
17174 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
17175 definitions made redundant by dbxelf.h inclusion. Delete
17176 lots of definitions related to assembly output that are
17177 specific to the SOM object format.
17178 * pa.c (output_function_prologue): Do not emit the function's
17180 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
17181 * pa-pro.h: Deleted.
17182 * som.h: New file with SOM specific definitions.
17183 * elf.h: New file with ELF specific definitions.
17185 * elfos.h (const_section): Output a tab before assembler directives.
17186 (ctors_section, dtors_section): Likewise.
17187 (ASM_OUTPUT_SECTION_NAME): Likewise.
17189 * pa/pa1.h: Delete unused file.
17191 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
17193 * configure.in (hppa*-hp-hpux11*): New configuration.
17194 * configure: Rebuilt.
17195 * pa/pa-hpux11.h: New file.
17196 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
17199 * mips.md (leasi, leadi): New patterns.
17201 * expr.c (emit_block_move): Properly handle case where one of the
17202 block move arguments has a queued increment or decrement.
17203 (clear_storage): Similarly. Fix formatting goof.
17205 1999-06-28 "David O'Brien" <obrien@NUXI.com>
17207 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
17208 semicolon from the BSD VA_LIST replacement expression.
17210 * fixinc/inclhack.sh: regen
17211 * fixinc/fixincl.x: regen
17213 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
17214 now use the fixincl program.
17216 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
17218 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
17219 case. Also make the PIC register call_used.
17221 * m68k.h (FINALIZE_PIC): Delete.
17222 * m68k.c (finalize_pic): Delete.
17224 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
17226 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
17229 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
17231 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
17233 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
17235 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
17237 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
17239 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
17241 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
17243 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
17245 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
17247 * rs6000.c (output_toc): Always use hex values for floating-point
17248 constants. Store single-precision values in upper-half of TOC
17249 entry in 64-bit mode.
17250 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
17251 to final constraints.
17252 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
17253 (fctiwz): Improve accuracy of RTL for pattern.
17255 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
17257 * expr.c (expand_expr): Allow RTL_EXPR's through the
17258 MAX_INTEGER_COMPUTATION_MODE checks.
17260 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
17262 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
17263 such that MASK_SUPPORT_ARCH is not negative.
17265 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
17267 * loop.c (verify_dominator): Properly handle ADDR_VEC and
17268 ADDR_DIFF_VEC insns that appear inside loops.
17270 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
17271 Jeff Law <law@cygnus.com>
17273 * rs6000.md (movdf_hardfloat32): Revert previous patch.
17274 Handle LO_SUM the same as offsettable in cases 1 and 2.
17275 * rs6000.c (find_addr_reg): Revert previous patch.
17277 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
17279 * system.h (strstr): New external function declaration.
17280 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
17281 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
17282 * config.in, configure: Rebuilt.
17284 1999-06-24 Tom Tromey <tromey@cygnus.com>
17286 * gcc.c (main): Read user-specified specs files after computing
17287 additional startfile_prefixes.
17289 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
17291 Revert these two patches:
17293 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17294 * loop.c (strength_reduce): When doing biv->giv conversion, update
17295 reg note of NEXT->insn.
17297 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17298 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
17300 (recombine_givs): Set ix field after sorting.
17302 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17304 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
17305 for the parts of an UNSPEC / UNSPEC_VOLATILE.
17307 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
17309 *fixinc/inclhack.def: Add fix development commentary
17310 (read_ret_type): reactivate and add selection clause
17311 (zzz_*): tweak output file name to match what is used in hackshell.tpl
17312 *fixinc/{fixincl.x|inclhack.sh}: regen
17314 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
17316 * expr.c (expand_expr): STRIP_NOPS before checking against
17317 MAX_INTEGER_COMPUTATION_MODE
17318 (check_max_integer_computation_mode): Likewise.
17320 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
17322 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
17324 1999-06-22 Jim Wilson <wilson@cygnus.com>
17326 * expr.c (store_expr): When target is a promoted subreg, return a
17327 promoted subreg as a result.
17329 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
17331 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
17333 (dwarf2out_define): Mark unused parameters appropriately.
17334 (gen_unspecified_parameters_die): Ditto.
17335 (gen_subprogram_die): Fix signed/unsigned warnings.
17336 (gen_variable_die): Ditto.
17338 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
17340 * fixinc/inclhack.def(end_else_label): combined else_label
17341 and endif_label and fixed the sed expression.
17342 *fixinc/{fixincl.x|inclhack.sh}: regen
17344 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
17346 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
17347 'x' when handling non-offsettable addresses
17349 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
17351 * final.c (shorten_branches): Don't try to split an insn that has
17354 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
17356 * config/mips/mips.c (symbolic_expression_p): New function.
17357 (mips_select_rtx_section): Put symbolic expressions in the
17358 data section, not the read-only data section.
17360 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
17362 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
17364 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
17366 * collect2.c (main): Log frame table count.
17367 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
17368 (scan_prog_file) [COFF]: Handle frame tables.
17370 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
17371 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
17372 * alpha/elf.h: Undef them again.
17373 * alpha/vms.h: Remove their definitions.
17375 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17377 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
17378 remove the clobber of r0 and change the REG_UNUSED note to
17381 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
17383 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
17384 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
17385 fits in HOST_WIDE_INT and one uses union to access a long constant
17388 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
17390 * sparc.c (sparc_override_options): Don't allow profiling for
17391 code models other than medlow.
17392 (sparc_function_profiler): New function from old FUNCTION_PROFILER
17393 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
17394 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
17395 (sparc_block_profiler): Likewise.
17396 (sparc_function_block_profiler_exit): Likewise.
17397 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
17398 (FUNCTION_BLOCK_PROFILER): Likewise.
17399 (BLOCK_PROFILER): Likewise.
17400 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
17401 (MCOUNT_FUNCTION): New.
17402 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
17403 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
17404 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
17405 (MCOUNT_FUNCTION): New.
17406 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
17407 (BLOCK_PROFILER): Delete.
17408 (MCOUNT_FUNCTION): New.
17410 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
17412 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
17414 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
17416 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
17419 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
17422 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
17425 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
17428 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
17430 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
17433 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
17435 * i386/djgpp.h (LIB_SPEC): New.
17436 (STARTFILE_SPEC): New.
17438 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
17440 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
17442 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
17445 * system.h (WSTOPSIG): New macro.
17447 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
17449 * c-pragma.c (push_alignment): Don't ignore alignments greater than
17451 (insert_pack_attributes): Take into account member natural
17454 * i386/winnt.c (exports_head): New static variable.
17455 (i386_pe_record_exported_symbol): New function.
17456 (i386_pe_asm_file_end): Use.
17457 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
17458 symbols to be emitted at end of assembly.
17459 (ASM_DECLARE_OBJECT_NAME): Likewise.
17460 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17462 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
17465 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
17467 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
17470 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
17472 * haifa-sched.c (sched_analyze_1): Use free_list instead of
17473 zapping reg_last_uses directly.
17474 (sched_analyze_2, sched_analyze_insn): Likewise.
17475 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
17477 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
17479 * rs6000.md (movdf_hardfloat32): Use worst case insn length
17480 attributes for cases 1 and 2.
17482 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
17484 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
17487 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
17489 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
17491 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
17493 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
17494 PIC_OFFSET_TABLE_REGNUM for general alloaction.
17495 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
17496 must be stacked if it is used for PIC accesses.
17497 * arm.c (use_return_insn): Handle PIC register specially.
17498 (output_return_instruction): Likewise.
17499 (output_func_{prologue,epilogue}): Likewise.
17500 (output_expand_prologue): Likewise.
17502 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
17503 (*strsi_predec): Renamed from *strqi_predec.
17504 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
17505 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
17507 * arm.c (arm_override_options): Remove warning about PIC code
17508 not being supported.
17510 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
17512 * rs6000.c (find_addr_reg): New function.
17513 * rs6000.h (find_addr_reg): Declare.
17514 (offsettable_addr_operand): Delete.
17515 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
17516 from and stores to GPRs.
17518 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
17520 * alpha.c (alpha_expand_block_move): Use get_insns rather than
17521 gen_sequence as argument to emit_no_conflict_block.
17523 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17525 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
17526 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
17527 *fixinc/fixincl.x: regen
17528 *fixinc/inclhack.sh: regen
17530 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
17532 * added support for -mpcrel (PC relative addressing for m68k)
17533 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
17534 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
17535 * m68k.c (print_operand_address): Handle 32-bit PIC case.
17536 (comments for general_src_operand): Add some explanation
17537 about EXTRA_CONSTRAINTS.
17538 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
17539 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
17540 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
17541 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
17542 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
17543 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
17544 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
17545 if not already set.
17546 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
17547 * m68k.h (TARGET_PCREL): New target flag.
17548 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
17549 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
17550 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
17551 contains a SYMBOL_REF. Relax this constraint during reload, since
17552 we want to use the predicates, not reload's built-in concept of a
17553 valid memory address, to control what insns need reloading.
17554 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
17555 operands (essentially 'g', 'm', and 's' under normal circumstances).
17556 * m68k.c (print_operand): Cause printing of pc-relative addresses
17557 to include pc register.
17558 (print_operand_address): Ditto.
17559 (general_src_operand): Accept operands that are not only
17560 general_operands, but are also valid when used as a pc-relative
17562 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
17563 (memory_src_operand): Similar, for memory_operands.
17564 (pcrel_address): New predicate to accept the special case of a
17565 pc-relative address.
17566 * m68k.md (many patterns): Rewrite common SImode, HImode, and
17567 QImode insns to accept *_src_operand instead of *_operand where
17568 pc-relative operands can fit. For example, a pc-relative operand
17569 can be used as a memory source operand for addsi3, but not as a
17570 memory destination.
17571 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
17573 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
17575 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
17576 .thumb_set pseudo op to mark aliases of thumb functions.
17578 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
17580 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
17581 preference to ASM_OUTPUT_DEF, if it is defined.
17583 * tm.texi: Document new, optional target macro
17584 ASM_OUTPUT_DEF_FROM_DECLS.
17586 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17588 * fixincludes: ISCNTL patch
17589 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
17590 (dgux_int_varargs): new for DG/UX
17591 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
17593 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
17595 * invoke.texi (ia32 options): Fix typo.
17597 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17599 * loop.c (strength_reduce): When doing biv->giv conversion, update
17600 reg note of NEXT->insn.
17602 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
17604 * loop.c (move_movables): Note issues with replacing REGs with
17606 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
17608 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
17610 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
17612 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
17613 the reference to `mcount' was not correct for the ELF on FreeBSD.
17615 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17617 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
17620 (recombine_givs): Set ix field after sorting.
17622 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
17624 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
17625 to safe to extract a subword out of a REG.
17627 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17629 * sh.md (mulsi3): Don't add a no-op move at the end.
17631 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17633 * cse.c (cse_insn): Don't put hard register source into tables for
17634 the last insn of a libcall.
17636 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17638 * loop.c (strength_reduce): Insert sets of derived givs at every
17639 biv increment, even if it's the only one.
17641 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
17643 * dwarfout.c (add_incomplete_type): New fn.
17644 (output_type): Call it.
17645 (retry_incomplete_types): New fn.
17646 (dwarfout_finish): Call it.
17648 From Eric Raskin <ehr@listworks.com>:
17649 (output_type): Output types for bases.
17651 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
17653 * mips.c (mips_output_conditional_branch): Add `break'
17654 between `default' label and `close braces'.
17656 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
17658 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
17659 specifications and make it realistic.
17660 (LIB_SPEC): Likewise.
17662 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
17664 * config/mips/mips.c (mips_secondary_reload_class): Check for
17665 (PLUS (SP) (REG)) and return appropriate register class.
17666 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
17667 Handle (PLUS (SP) (REG)).
17668 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
17669 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
17670 of emit_insn for tablejump.
17672 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
17674 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
17675 asm_fprintf format string by itself.
17676 (output_function_profiler): Likewise.
17678 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
17680 * combine.c (simplify_logical, case AND): Only call
17681 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
17682 or the constant is positive.
17684 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
17686 * configure.in: Fix typo in rs6000-ibm-aix4 case.
17687 * configure: Regenerate.
17689 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
17691 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
17692 require a sub-version #.
17693 * configure: Rebuilt.
17695 1999-06-14 Robert Lipe (robertlipe@usa.net)
17697 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
17699 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
17701 * c-typeck.c (process_init_element): Detect excess elements in
17702 char array initializer.
17704 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
17706 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
17708 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
17710 * invoke.texi (Option Summary): Add -fpermissive flag.
17712 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
17714 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
17715 that require PIC code sequences.
17717 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
17719 * configure.in: Add new target: thumb-elf.
17720 * configure: Regenerate.
17721 * config/arm/t-thumb-elf: New file: Makefile fragment for
17723 * config/arm/telf.h: New file: Header file for thumb-elf
17726 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
17728 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
17729 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
17730 initializers is some circumstances.
17732 * fixinc/inclhack.def (endif_label): Add additional selector for
17733 more bogus stuff after #endif statements.
17734 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
17736 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
17738 * i386/cygwin.h (SET_ASM_OP): Define.
17740 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
17742 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
17744 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17746 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
17749 * sh.md (ic_invalidate_line_i): Remove second alternative.
17751 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17753 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
17754 test for the presence of valid prototypes. Delete bypass expr.
17755 (ioctl_fix_ctrl): Correct the selection expression.
17756 (no_double_slash): Correct quoting rules
17757 *fixinc/fixincl.x: regen
17758 *fixinc/inclhack.sh: regen
17760 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
17762 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
17764 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17766 * rs6000.md (movsi_got_internal_mem): Delete.
17767 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
17768 (GOT_TOC_REGNUM): Delete.
17769 (PIC_OFFSET_TABLE_REGNUM): Define.
17770 (FINALIZE_PIC): Disable.
17771 * rs6000.c (rs6000_got_register): New code for fixed pic register.
17772 (rs6000_replace_regno): Delete.
17773 (rs6000_finalize_pic): Likewise.
17774 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
17776 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17778 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
17779 is a note; use <= for the compare; advance P while it is
17782 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
17784 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
17785 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
17787 * varasm.c (remove_from_pending_weak_list): Verify t->name
17788 is non-NULL before passing it to strcmp.
17790 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17792 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
17793 the typed arguments are not part of a comment
17794 (ioctl_fix_ctrl): Added a purpose comment
17795 *fixinc/fixincl.x: regenerate
17796 *fixinc/inclhack.sh: regenerate
17798 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17800 * invoke.texi: Add C4x invocation docs.
17802 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17804 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
17806 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
17808 (c4x_legitimize_reload_address): New function.
17809 * config/c4x/c4x.md: Update docs.
17811 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
17813 * fixincludes: Avoid removing '.'.
17814 * fixinc/fixinc.svr4: Likewise.
17815 * fixinc/fixinc.winnt: Likewise.
17816 * fixinc/inclhack.tpl: Likewise.
17817 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
17819 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17821 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
17823 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
17825 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
17827 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
17830 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
17832 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
17833 * configure: Regenerate.
17835 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
17837 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
17840 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
17842 * fixinc/inclhack.def (avoid_bool): Also catch
17843 "typedef [unsigned] int bool".
17844 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
17846 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
17847 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
17848 * configure: Rebuilt.
17850 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
17852 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
17853 such that we can override its definitions if necessary.
17854 (CPP_SPEC): New define. Support processor specific predefines via
17856 (CC1_SPEC): New define. Support processor specific compiler
17857 options via %(cc1_cpu).
17858 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
17861 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17863 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
17864 between sed's -e flag, and the open-quote following it.
17865 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
17867 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
17868 Jeffrey A Law (law@cygnus.com)
17870 * varasm.c (assemble_start_function): Remove the function
17871 from the pending weak decls list when we define a function.
17872 (assemble_variable): Similarly for variables.
17873 (weak_finish): Ignore items on the list with a NULL name.
17874 (remove_from_ending_weak_list); New function to "remove" an item
17875 from the pending weak declarations list.
17877 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
17879 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
17881 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
17883 * c-lex.c (GETC): Redefine to call getch.
17884 (UNGETC): Redefine to call put_back.
17885 (putback_buffer): New structure type.
17886 (putback): New static structure.
17887 (getch): New function.
17888 (put_back): New function.
17889 (yylex): Replace unused bytes from bad multibyte character.
17891 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
17893 * cpplib.c (do_define): Cast `alloca' return value.
17894 (do_include, do_undef, do_pragma): Likewise.
17895 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
17897 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
17898 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
17900 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
17902 * sparc.md (abstf2): This should be an expand.
17903 (split after abstf2_notv9): Fix mode.
17904 (abstf2_hq_v9): New pattern.
17905 (abstf2_v9): Only use when no hard quad.
17906 (absdf2_v9): Fix if target is not the same as source.
17907 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
17908 Add correct output constraints.
17910 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
17912 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
17913 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
17915 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
17917 * mips.h (mips_output_conditional_branch): New function.
17918 (mips_adjust_insn_length): Likewise.
17919 (ASSEMBLER_SCRATCH_REGNUM): New macro.
17920 (ADJUST_INSN_LENGTH): Likewise.
17921 * mips.c (print_operand): Add `F' and `W' for floating-point
17922 comparison opcodes.
17923 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
17925 (mips_adjust_insn_length): New function.
17926 (mips_output_conditional_branch): New function.
17927 * mips.md (length): Adjust attribute definition to handle
17928 conditional branches. Change lengths to bytes, rather than
17929 instructions throughout. Remove length attribute from
17930 instructions whose length is four bytes, and rely on the default
17932 (dslot): Fix typo in comment.
17933 Reword conditional branch patterns to use
17934 mips_output_conditional_branch.
17936 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17938 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
17939 (LIB_SPEC): Likewise.
17940 Link with -lprof1_r for -g/-pg.
17942 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
17944 * loop.c (check_dbra_loop): Fix change of Jan 19.
17946 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
17948 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
17949 (STARTFILE_SPEC): Define, override the svr4.h version.
17950 (ENDFILE_SPEC): Likewise.
17952 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
17954 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
17955 * fixinc/fixincl.x: Regenerated.
17956 * fixinc/inclhack.sh: Regenerated.
17958 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17960 * sh.c (barrier_align): Don't return early for normal branch/barrier
17961 when optimizing for SH2.
17963 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
17965 * i386/udk.h (LINK_SPEC): Correct linker search path for
17968 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17970 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
17971 (braf_label_ref_operand): Delete.
17972 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
17973 * sh.md (casesi_jump_2): Operand1 is now the inside of a
17974 label_ref, and has no predicate.
17975 The patten has a predicate to guard against invalid substitutions.
17976 (dummy_jump): Delete.
17977 (casesi): Update use of casesi_jump_2.
17979 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
17981 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
17982 *fixinc/fixincl.x: regenerate
17983 *fixinc/inclhack.sh: regenerate
17985 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
17987 * dwarf2out.c (add_incomplete_type): New fn.
17988 (gen_struct_or_union_type_die): Call it.
17989 (retry_incomplete_types): New fn.
17990 (dwarf2out_finish): Call it.
17992 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
17994 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
17995 current block starts with a CODE_LABEL and ends with a CALL and
17996 we can not find all the argument setup instructions for the CALL.
17998 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
18000 Revert this change:
18001 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
18002 something is a candidate for optimize_bit_field_compare.
18004 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18006 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
18008 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
18010 * alpha.c (override_options): Thinko in last patch.
18012 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
18013 (LIB_SPEC): Recognize -pthread.
18015 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
18017 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
18018 definition in config/arm/coff.h
18019 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
18021 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
18023 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
18024 fixes that need "file=xxx\n" prepended before invocation
18025 (start_fixer - new): starting the fixer process is complex enough
18026 to warrent its own routine. It prepends the "file=xxx\n" stuff.
18027 (process): uses the new routine; omit usage of putenv()
18028 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
18029 * fixinc/fixincl.x: regenerate
18031 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
18033 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
18034 and version #s (1.1 -> 2.96) as needed.
18035 * README.g77: Kill way out of date file in the toplevel directory.
18037 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
18039 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
18040 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
18041 * configure: Rebuilt.
18042 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
18043 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
18044 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
18045 (SWITCH_TAKES_ARG): Likewise.
18046 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
18047 * config/t-freebsd: Moved from config/i386/ so it can used for all
18050 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
18052 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
18054 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
18056 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
18057 * configure: Rebuilt.
18059 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
18061 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
18062 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
18063 * rs6000/rs6000.c (rs6000_file_start): Use putc.
18064 (rs6000_output_load_toc_table): Same.
18065 (output_prolog, output_mi_thunk): Same.
18066 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
18067 (ASM_GLOBALIZE_LABEL): Use putc.
18069 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
18071 * alpha.md (reload_*_help): New patterns and splitters.
18072 (reload_*): Use them.
18073 (mov[qh]i): Likewise.
18075 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
18077 * cccp.c (handle_directive): Handle backslash-newlines in quoted
18080 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
18082 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
18084 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
18086 * flow.c (mark_regs_live_at_end, insn_dead_p,
18087 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
18088 and HARD_FRAME_POINTER_REGNUM special treatment if reload
18089 hasn't run or the frame pointer is needed.
18090 * haifa-sched.c (attach_deaths): Likewise.
18091 * sched.c (attach_deaths): Likewise.
18093 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
18095 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
18096 calculate_can_reach_end returns nonzero.
18098 * configure.in (native gas tests): Search for an assembler in the
18099 same manner that the installed compiler will.
18100 * configure: Rebuilt.
18101 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
18103 * alias.c (find_base_term): Improve handling of addresses
18104 constructed from binary operations.
18106 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
18108 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
18110 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
18112 * function.h (cleanup_label, frame_offset): Declare.
18113 (tail_recursion_label, tail_recursion_reentry): Likewise.
18114 (arg_pointer_save_area, rtl_expr_chain): Likewise.
18115 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
18116 (tail_recursion_label, tail_recursion_reentry): Likewise.
18117 (arg_pointer_save_area, rtl_expr_chain): Likewise.
18119 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
18121 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
18123 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
18124 (MAX_OFILE_ALIGNMENT): Define.
18126 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
18128 * fixincl.c: Replace local include scheme with #includes of
18129 gansidecl.h and system.h.
18130 * procopen.c: Likewise.
18131 * server.c: Likewise.
18133 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
18135 * i386/t-dgux (EXTRA_PARTS): Add crti.o
18136 (crti.o): Add build rule and dependencies.
18137 * fixinc/fixinc.dgux: Use modified _int_varargs.h
18139 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18141 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
18142 (LIB_LINUX_SPEC): Likewise.
18143 (LIB_LINUX_SPEC): Add support for -pthread
18144 (CPP_OS_LINUX_SPEC): Likewise.
18145 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
18148 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
18150 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
18152 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
18153 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
18154 for IEEE math and CC_FCOMI.
18155 (put_jump_code): No IEEE if CC_FCOMI is set.
18157 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
18159 * fold-const.c (fold_truthop): Make the field reference unsigned
18160 when converting a single bit compare.
18162 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18164 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
18166 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
18168 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
18169 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
18172 * reload.c (push_reload): Do not call remove_address_replacements
18173 when presented with identical optional reloads.
18175 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
18177 * alpha.h (MASK_FIX, TARGET_FIX): New.
18178 (MASK_*): Reorganize constants.
18179 (CPP_AM_FIX_SPEC): New.
18180 (TARGET_SWITCHES): Add FIX.
18181 (EXTRA_SPECS): Likewise.
18182 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
18183 (SECONDARY_MEMORY_NEEDED): Likewise.
18184 (REGISTER_MOVE_COST): Likewise.
18185 * alpha.c (override_options): Add FIX support. Always use
18186 ALPHA_TP_PROG for ev6.
18187 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
18188 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
18189 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
18191 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
18193 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
18194 something is a candidate for optimize_bit_field_compare.
18196 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
18198 * gcc.texi (Passes): Document branch-shortening.
18199 * invoke.texi (Debugging Options): Document the fact that `-dp'
18200 outputs length information for instructions.
18202 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
18204 * flow.c: Revert previous delta.
18206 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
18208 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
18209 FRAME_POINTER_REGNUM.
18210 (mark_set_1): Ditto.
18211 (mark_used_regs): Ditto.
18213 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
18215 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
18216 (GOT_PCREL): New macro. Define to 1 if not already defined.
18217 * arm/elf.h (GOT_PCREL): Define to 0.
18218 * arm.c (arm_finalize_pic): Take into account the setting of
18221 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
18223 * output.h (STRIP_NAME_ENCODING): Provide default definition.
18224 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
18226 * flow.c (mark_set_1): Do not record BLKmode stores as dead
18227 store elimination candidates.
18229 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
18231 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
18234 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
18236 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
18237 Add use of x-aix41-gld.
18239 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
18241 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
18242 (ASM_OUTPUT_DESTRUCTOR): Define.
18244 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
18246 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
18247 last CODE_LABEL in a loop if we have previously passed a jump
18248 to the top of the loop.
18250 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
18252 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
18253 applying Philip's patch.
18255 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
18257 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
18260 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
18262 * loop.c (strength_reduce): Grow reg_single_usage as needed.
18264 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
18266 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
18267 Also remove a useless comment.
18269 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
18271 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
18273 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
18275 * collect2.c (main): Only generate import or export file and add
18276 to link arguments if non-empty. Use xmalloc not alloca.
18277 (write_{export,import}_file): Delete.
18278 (write_aix_file): New function.
18279 (locatelib): Use xmalloc not malloc.
18280 (GCC_OK_SYMBOL): Do not check type if aix64.
18282 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
18284 Based on patch by Scott Bambrough and Pat Beirne:
18285 * config/arm/arm.c (making_const_table): New variable.
18286 * config/arm/arm.h (making_const_table): Declare.
18287 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
18289 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
18290 Keep track of when we are building the constant table.
18292 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
18294 * config/arm/arm.c (arm_override_options): Fix erroneous warning
18297 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
18299 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
18302 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
18304 * tm.texi (FUNCTION_ARG): Correct description of a stack element
18307 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
18309 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
18311 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18313 * rs6000.c (output_mi_thunk): Enable full support again.
18315 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18317 * sh.h (BRANCH_COST): Define.
18319 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
18321 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
18323 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
18325 * function.c (assign_stack_local): Align stack slot propertly.
18326 (assign_outer_stack_local): Likewise.
18328 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
18330 * expr.h (lang_expand_constant): Declare.
18331 * toplev.c (lang_expand_constant): Define it.
18332 * varasm.c (output_constant): Use it.
18334 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18336 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
18337 Change function definitions to K&R style.
18339 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
18341 * fixinc/fixincl.c: We must not ignore SIGCLD now.
18343 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
18345 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
18346 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
18347 (several places): omit static initialization
18348 (process): use single fd, since only the read fd is used
18349 * fixinc/gnu-regex.c: define 'const' away, if not supported
18350 * fixinc/procopen.c(several places): omit static initialization
18351 * fixinc/server.c: define 'volitile' away, if not supported
18353 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
18355 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
18356 asm_fprintf and %L to generate the label name.
18357 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
18358 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
18360 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
18362 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
18363 insn for a conditional jump can not be found.
18365 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
18367 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
18368 on variables in specific sections other than .sbss and .sdata.
18370 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
18372 * stmt.c (expand_return): Call start_cleanup_deferral and
18373 end_cleanup_deferral around conditional code.
18375 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
18377 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
18378 filename lists. Utilizes new "krstr" AutoGen function.
18379 * fixinc/fixincl.x: Rebuilt.
18381 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
18383 * i386.c (output_float_compare): Avoid GNU-C extensions.
18385 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
18387 * version.c: Bump to distinguish mainline tree from the
18390 See ChangeLog.1 for earlier changes.