1 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
3 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
5 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
7 * rtlanal.c: Include flags.h
8 (may_trap_p): Do not mark FP operations if trapping
10 * Makefile.in (rtlanal.o): Add dependency on flag.h
11 * ifcvt.c (noce_operand_ok): Avoid the lameness.
13 2002-03-27 Zack Weinberg <zack@codesourcery.com>
15 * mips.md: Use dconst1, not 1.0, as first argument of
16 REAL_VALUE_LDEXP. Don't use union real_extract.
18 2002-03-28 Alan Modra <amodra@bigpond.net.au>
20 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
21 rather than $target. Heed program_prefix and
22 program_transform_name. Search for gas in cross-compiler case too.
23 "test -x" rather than "test -f".
24 (gcc_cv_ld): Likewise.
25 (gcc_cv_nm): Heed program_prefix and program_transform_name.
26 (gcc_cv_objdump): Likewise.
27 * configure: Regenerate.
29 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
31 * Makefile.in (attribs.o): Update.
32 * attribs.c: Include langhooks.h.
33 (decl_attributes): Use langhook.
34 * c-decl.c (insert_default_attributes): Rename.
35 * c-tree.h (c_insert_default_attributes): New.
36 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
37 (LANG_HOOKS_INITIALIZER): Update.
38 * langhooks.h (struct lang_hooks): New hook.
39 * tree.h (insert_default_attributes): Remove.
41 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
43 2002-03-27 Andreas Schwab <schwab@suse.de>
45 * config/i386/i386.c (classify_argument): Also check for
48 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
50 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
53 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
55 * i960.md (ret): Set PC.
56 (nonlocal_goto): Fix expander.
57 * builtins.c (epxand_builin_longjmp): Check that we've emitted
60 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
62 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
65 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
67 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
68 assigning to BLOCK_FOR_INSN directly.
70 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
72 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
74 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
76 * c-common.c (c_expand_expr): Fix prototype.
77 * c-common.h (c_expand_expr): Always declare, update.
78 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
79 * c-objc-common.c (c_objc_common_init): No global hook.
80 * expr.c (expand_expr): Use langhook.
81 * expr.h (enum expand_modifier): Conditionally declare.
82 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
83 (LANG_HOOKS_INITIALIZER): Update.
84 * langhooks.c (lhd_expand_expr): New.
85 * langhooks.h (struct lang_hooks): New hook.
86 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
87 (lang_independent_init): Don't default hook.
89 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
91 2002-03-27 Richard Henderson <rth@redhat.com>
94 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
95 TARGET_CONST_GP. Simplify conditions.
97 2002-03-27 Richard Henderson <rth@redhat.com>
99 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
100 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
101 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
103 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
105 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
106 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
107 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
108 Remove unnecessary masks.
109 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
110 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
111 -mwindows, -mdll switches and their negations.
113 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
115 * gcc-common.c (lang_mark_false_label_stack): Remove.
116 * ggc.h (lang_mark_false_label_stack): Similarly.
118 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
120 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
122 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
123 or __rtems_ is defined.
125 2002-03-26 Richard Henderson <rth@redhat.com>
127 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
128 if a non-trivial load was emitted.
129 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
130 in high+extra+low case.
132 2002-03-26 Richard Henderson <rth@redhat.com>
134 * config.gcc (sparc*-solaris): Use float_format=sparc.
136 2002-03-26 Richard Henderson <rth@redhat.com>
138 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
139 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
140 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
141 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
142 (WINT_TYPE_SIZE): Fix at 32.
144 2002-03-26 Richard Henderson <rth@redhat.com>
146 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
147 until after eh landing pad generation.
148 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
149 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
151 2002-03-26 Richard Henderson <rth@redhat.com>
153 * expr.h (ADD_PARM_SIZE): One more convert for INC.
155 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
157 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
158 and warning switches.
159 (cc1_options): Likewise.
161 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
163 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
164 Restore more of the signal context. Set no_reg_stack_frame.
165 * config/ia64/unwind-ia64.c (unw_state_record):
166 Add no_reg_stack_frame, comments.
167 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
168 (uw_update_context): Adjust bsp when unwinding from leaf,
169 but not signal frame.
171 2002-03-26 David Edelsohn <edelsohn@gnu.org>
173 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
175 2002-03-26 Bob Wilson <bob.wilson@acm.org>
177 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
179 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
182 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
183 "Add a pool_range attribute", which was lost during the ARM/Thumb
186 2002-03-26 Bob Wilson <bob.wilson@acm.org>
188 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
189 a register into the MAC16 accumulator.
191 2002-03-26 Andrew Cagney <ac131313@redhat.com>
193 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
194 (Warning Options): Document -Wswitch-enum.
195 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
197 (warn_switch_enum): Define variables.
198 * flags.h (warn_switch_enum): Declare variables.
199 * stmt.c (expand_end_case_type): When warn_switch_enum /
200 -Wswitch-enum, perform switch checks.
203 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
205 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
206 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
207 (reload_muladdsi_compare0_scratch): Delete.
209 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
211 * doc/install.texi (*-*-freebsd*): Update.
213 2002-03-26 Richard Henderson <rth@redhat.com>
215 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
216 (SUB_PARM_SIZE): Cast DEC to ssizetype.
218 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
219 types from the normal argument frame.
221 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
222 variable sized objects by reference.
223 (sparc_va_arg): Receive them by reference too.
225 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
227 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
228 code to not restoring global registers.
230 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
232 * Makefile.in (ggc-common.o): Update.
233 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
234 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
235 * c-tree.h (c_mark_tree): New.
236 * ggc-common.c: Include langhooks.h.
237 (gcc_mark_trees): Use new langhook.
238 * ggc-callbacks.c: Delete file.
239 * ggc.h (lang_mark_tree): Remove.
240 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
241 (LANG_HOOKS_INITIALIZER): Update.
242 * langhooks.h (struct lang_hooks): New hook.
244 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
246 2002-03-25 Zack Weinberg <zack@codesourcery.com>
248 * doc/cpp.texi: Exclude entire Top node from printed manual.
249 Move option index after directive index. Insert page breaks
250 before GFDL and concept index. Index environment variables
251 with command line options.
252 * doc/cppenv.texi: Use @vtable for environment variable list.
253 Add paragraph explaining semantics of empty elements in path
254 variables. Exclude a cross-reference to Fishkill from the
255 manpage. Remove an unnecessary cross-reference of the entry
256 right above the referer. Don't use @anchor in text that goes
258 * doc/cppopts.texi: Cross-reference the environment variables
259 section, not the specific environment variable, for consistency.
261 2002-03-25 Richard Henderson <rth@redhat.com>
263 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
264 anywhere in the block. Don't refer to insns that have been
265 removed from the chain. Iterate backward through the new insns.
266 Don't refer to edges that have been removed.
268 2002-03-26 Alan Modra <amodra@bigpond.net.au>
270 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
271 test for overflow of constant.
273 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
276 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
277 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
278 these patterns on arm_archv4.
280 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
282 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
285 2002-03-25 Zack Weinberg <zack@codesourcery.com>
287 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
288 float_handled, float_handler, float_signal, set_float_handler,
289 and do_float_handler. Set handler for SIGFPE to crash_signal.
290 * toplev.h: Don't prototype do_float_handler.
292 * c-lex.c: Fold parse_float into lex_number. Make warning
293 about portability of hex float constants more informative, and
294 don't issue it on top of a syntax error.
295 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
297 * real.h: Define REAL_VALUE_ABS here...
298 * simplify-rtx.c: ... not here. Fold check_fold_consts,
299 simplify_unary_real, simplify_binary_real, and
300 simplify_binary_is2orm1 into their callers.
301 * tree.c: Fold build_real_from_int_cst_1 into caller.
303 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
305 * tsystem.h: Include float.h here...
306 * libgcc2.c: ... not here.
308 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
310 Fixes for: PR bootstrap/3591, target/5676
311 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
312 defined. Do not disable exceptions or rtti.
313 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
314 mcore.h. Disable exceptions and rtti, since they are not
317 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
319 * c-decl.c (maybe_build_cleanup): Remove.
320 * expr.c (expand_expr): Use langhook.
321 * langhooks-def.h (lhd_return_null_tree,
322 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
323 (LANGHOOKS_INITIALIZER): Update.
324 * langhooks.c (lhd_return_null_tree): New.
325 * langhooks.h (struct lang_hooks): New hook.
326 * tree-inline.c (initialize_inlined_parameters): Use langhook.
327 * tree.h (maybe_build_cleanup): Remove.
329 2002-03-25 Jakub Jelinek <jakub@redhat.com>
331 * regrename.c (build_def_use): Move recog_memoized
334 2002-03-25 Jakub Jelinek <jakub@redhat.com>
337 * expr.c (emit_group_store): Handle storing into CONCAT.
339 2002-03-25 Jakub Jelinek <jakub@redhat.com>
341 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
342 corresponding MATCH_DUP.
344 2002-03-24 Richard Henderson <rth@redhat.com>
346 * unroll.c (unroll_loop): Zero label_map.
348 * gcse.c: Include except.h.
349 * Makefile.in (gcse.o): Update.
351 2002-03-24 Richard Henderson <rth@redhat.com>
353 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
354 Do resolve_unique_section before shared data clause.
356 2002-03-24 Richard Henderson <rth@redhat.com>
358 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
360 2002-03-24 Richard Henderson <rth@redhat.com>
362 * recog.c (peephole2_optimize): Split blocks when EH insns are
363 generated in the middle of a block. Do global life update if
366 2002-03-24 Richard Henderson <rth@redhat.com>
368 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
370 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
373 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
374 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
375 (init_dependency_output): Don't make no_output decision here.
377 2002-03-24 Andrew Cagney <ac131313@redhat.com>
379 * stmt.c (check_for_full_enumeration_handling): Remove tests of
380 warn_switch. Update description.
381 (expand_end_case_type): Call check_for_full_enumeration_handling
384 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
386 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
387 (m68hc11_split_move): Call it to see if the source and destination
388 operands use the same direction auto inc/dec mode, otherwise make the
389 source an offsetable memory operand and generate an add.
391 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
393 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
394 register for operand 2.
395 ("*subsi3_zero_extendqi"): Likewise.
396 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
397 bits so that it is compatible with a pop.
398 ("*andhi3_gen"): Likewise.
399 ("xorhi3"): Likewise.
401 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
403 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
405 (cpp_post_options): ... not here.
407 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
408 Aldy Hernandez <aldyh@redhat.com>
410 Removal of separate preprocessor cpp0.
412 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
413 cpp0, install-common): Update.
414 * c-common.c (flag_preprocess_only): New.
415 (c_common_init): Preprocess for -E.
416 * c-common.h (flag_preprocess_only): New.
417 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
418 * c-objc-common.c (c_init_decl_processing): Exit quickly
419 for NULL return from c_common_init.
420 * cpplib.h (cpp_preprocess_file): New.
421 * cppmain.c (main, general_init, pfile, progname): Remove.
422 (do_preprocessing): Rename cpp_preprocess_file, don't call
423 cpp_finish. Don't close stdout here.
424 (setup_callbacks): Update prototype.
425 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
427 * tradcpp.c (main): Ignore -quiet.
429 * lang-specs.h (default_compilers): Preprocess with cc1obj.
431 2002-03-24 Richard Henderson <rth@redhat.com>
434 * machmode.def: Add inner mode field to complex modes.
435 * config/mips/mips.c (mips_function_value): Always define. Add
436 new argument to handle libcalls.
437 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
438 (FUNCTION_VALUE): Likewise.
439 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
440 * config/mips/mips-protos.h: Update.
442 2002-03-23 Richard Henderson <rth@redhat.com>
444 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
445 * config/sparc/sparc-protos.h: Update.
446 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
448 2002-03-23 Richard Henderson <rth@redhat.com>
450 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
451 _start or _init begins the text segment.
453 2002-03-23 David Edelsohn <edelsohn@gnu.org>
455 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
457 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
459 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
462 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
463 operand argument to output_return_instruction.
464 * arm.c (arm_print_operand, case 'd'): If the operand is
465 const_true_rtx then just return.
466 (arm_print_operand, case 'D'): If the operand is const_true_rtx
469 2002-03-23 Andrew Cagney <ac131313@redhat.com>
471 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
472 (Warning Options): Document -Wswitch-default.
473 * toplev.c (W_options): Add -Wswitch-default. Update comment on
475 (warn_switch_default): Define variable.
476 (warn_switch): Update comment.
477 * flags.h (warn_switch_default): Declare variable.
478 (warn_switch): Update comment.
479 * stmt.c (expand_end_case): Check for and, when
480 warn_switch_no_default, warn of a missing default case.
482 2002-03-23 Alan Modra <amodra@bigpond.net.au>
484 * real.h (N): Special case 128 bit doubles.
486 * combine.c (simplify_comparison): When widening modes, ignore
487 sign extension on CONST_INTs.
489 2002-03-22 Bob Wilson <bob.wilson@acm.org>
491 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
492 passed to adjust_address. Fix comment formatting.
495 2002-03-22 Zack Weinberg <zack@codesourcery.com>
497 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
498 Always make REAL_VALUE_TYPE a struct containing an array of
499 HOST_WIDE_INT, not a double. Tidy up the code deciding how
500 big it is. Don't declare or use union real_extract.
502 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
503 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
504 (print_operand), config/arm/arm.c (output_move_double),
505 config/arm/arm.md (consttable_4, consttable_8),
506 config/romp/romp.c (output_fpops), config/s390/s390.h
507 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
508 (xtensa_output_literal): Don't use union real_extract.
510 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
511 (sfmode_constant_to_ulong), config/ns32k/merlin.h
512 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
513 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
514 (PRINT_OPERAND): Don't use local version of union
517 * config/convex/convex.c (check_float_value), config/vax/vax.c
518 (vax_float_literal), config/m88k/m88k.md (divdf3),
519 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
520 config/pdp11/pdp11.c (output_move_quad): Don't do host
521 arithmetic on target floating point quantities.
523 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
524 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
526 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
527 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
529 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
530 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
532 * print-rtl.c (print_rtx): Disable code which needs
533 floating-point emulator.
534 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
535 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
536 depending on HOST_FLOAT_FORMAT to be defined properly.
538 * config/1750a/1750a.c (get_double, float_label): Delete.
539 (print_operand): Delete huge commented-out chunk. Use
540 REAL_VALUE_TO_DECIMAL.
541 * config/1750a/1750a-protos.h: Delete prototypes of deleted
543 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
545 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
546 Use REAL_VALUE_TO_DECIMAL as ELF version does.
547 * config/m88k/m88k.c (real_power_of_2_operand,
548 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
549 real_extract out of the union; run the input through
550 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
551 from that into the union.
552 * config/pdp11/pdp11.c (output_move_double): Rearrange
553 parentheses to make automatic indenter happy.
555 * doc/tm.texi (Cross-compilation): Rename node to "Floating
556 Point" and rewrite to describe current situation. Also adjust
557 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
559 * doc/rtl.texi: Adjust cross reference.
561 2002-03-22 Bob Wilson <bob.wilson@acm.org>
563 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
564 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
565 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
566 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
567 prevent use of sp as a reload register.
568 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
570 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
571 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
572 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
573 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
575 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
577 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
578 * cpplex.c (unterminated): Delete.
579 (parse_string): No string literal may extend over multiple
580 lines. Suppress the error when preprocessing assembly.
581 * cppmain.c (scan_translation_unit): Strings are single-line.
583 * doc/cpp.texi: Update to match.
585 2002-03-22 Jakub Jelinek <jakub@redhat.com>
588 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
590 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
591 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
592 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
593 const0 if scratch register was not allocated.
594 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
595 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
597 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
598 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
599 with GEN_INT (...) everywhere. Remove constraints in define_split
601 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
602 require scratch register for setting 0 into regs/non-pushable memory.
604 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
606 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
607 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
609 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
611 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
612 * cppinit.c (cpp_create_reader): On by default.
613 (cpp_handle_option): Handle -W[no-]endif-labels.
614 (cpp_post_options): Also enable if -pedantic.
615 * cpplib.c (do_else): Use it.
616 (do_endif): Likewise.
617 * doc/cppopts.texi: Document new option.
618 * doc/invoke.texi: Document new option.
620 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
622 * config/i386/i386.c, config/i386/i386.md: Change all occurences
623 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
625 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
627 * flow.c (calculate_global_regs_live): Clear aux fields of
630 2002-03-22 Jakub Jelinek <jakub@redhat.com>
632 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
633 REG or MEM subregs, pass rtx * instead of rtx to it.
634 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
635 rtx * instead of rtx to alter_subreg.
636 * config/m32r/m32r.c (gen_split_move_double): Likewise.
637 * config/pj/pj.c (pj_output_rval): Likewise.
639 2002-03-22 Richard Henderson <rth@redhat.com>
642 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
643 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
644 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
645 (ia64_expand_prologue): Look at int_regs, not words, for number
646 of incomming int regs.
648 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
650 * expr.c (expand_expr): A RESULT_DECL is part of a call.
652 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
654 * toplev.c (flag_loop_optimize, flag_crossjumping):
655 New static variables.
656 (rest_of_compilation): Conditionalize crossjumping and
658 (parse_options_and_default_flags): Default loop_optimize and
660 (lang_independent_options): Add -fcrossjumping and -floop-optimize
661 * invoke.texi (crossjumping, loop-optimize): Document.
663 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
665 * real.c (eiisneg): Move outside #ifdef NANS.
667 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
669 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
670 frequencies match; avoid match on different loop depths.
671 (try_crossjump_to_bb): Kill tests that no longer brings time
673 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
675 (split_edge): Likewise.
677 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
680 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
681 * cfgrtl.c: Include insn-config.h
682 (split_block) Dirtify block in presence of conditional execution
684 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
686 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
687 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
688 (function_arg): Constify CUMULATIVE_ARGS.
689 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
690 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
691 (UNITS_PER_DOUBLE): New macro.
692 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
693 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
694 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
695 fp_regs and stack_words.
696 (EABI_FLOAT_VARARGS_P): New macro.
697 * config/mips/mips.c (struct mips_arg_info): New.
698 (mips_arg_info): New function.
699 (function_arg_advance): Use it. Add adjustment instructions here
700 rather than in function_arg.
701 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
702 for VOIDmode at the beginning of the function.
703 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
704 (function_arg_pass_by_reference): Likewise.
705 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
706 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
707 (mips_va_start): Likewise. Use the new stack_words field of
708 CUMULATIVE_ARGS to set up overflow area. Reformat.
709 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
710 doubles and other types, aligning the overflow pointer for non-doubles
711 too. Remove some code duplication. Replace hard-coded constants.
713 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
715 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
716 (CLASS_UNITS): Undefine.
717 (CLASS_MAX_NREGS): Use FP_INC.
718 * config/mips/mips.c (compute_frame_size): Likewise.
719 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
721 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
723 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
724 prototype, and handle lexing numbers and identifiers.
725 (parse_identifier): Update to new form of parse_slow.
726 (parse_number): Fast path only, use parse_slow otherwise.
727 (_cpp_lex_direct): Update calls to parse_number.
729 2002-03-21 DJ Delorie <dj@redhat.com>
731 * bb-reorder.c (make_reorder_chain_1): Protect against
732 when redundant edges are omitted.
733 * predict.c (dump_prediction): Likewise.
735 2002-03-21 Richard Henderson <rth@redhat.com>
738 * fixinc/inclhack.def (solaris_stdio_tag): New.
739 * fixinc/fixincl.x: Regenerate.
741 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
744 * c-typeck.c (process_init_element): Flag non-static
745 initialization of a flexible array member as illegal.
747 2002-03-22 Alan Modra <amodra@bigpond.net.au>
749 * config/rs6000/t-linux64: New.
750 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
751 t-ppccomm. Use t-rs6000 and t-linux64.
752 (powerpc64-*-gnu* <tmake_file>): Likewise.
753 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
754 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
755 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
757 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
759 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
760 flag_really_no_inline instead of optimize == 0.
762 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
764 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
766 * flags.h (flag_really_no_inline): New.
768 * c-common.c (c_common_post_options): Initialzie
769 flag_really_no_inline.
771 * toplev.c (flag_really_no_inline): New.
773 2002-03-21 Jakub Jelinek <jakub@redhat.com>
775 * config/avr/avr.md (length): Fix length computation for
776 conditional branches.
778 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
780 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
781 sdbout.o, profile.o): Update.
782 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
784 * c-common.h (gettags): Move here from tree.h.
785 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
786 insert_block, getdecls, kept_level_p, global_bindings_p): New.
787 * dbxout.c (dbxout_init): Use getdecls langhook.
788 * expr.c (expand_expr): Use insert_block langhook.
789 * fold-const.c: Include langhooks.h.
790 (fold_range_test, fold_binary_op_with_conditional_arg,
791 fold): Use global_bindings_p langhook.
792 * integrate.c (expand_inline_function): Use insert_block langhook.
793 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
794 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
795 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
796 LANG_HOOKS_GETDECLS): New.
797 (LANG_HOOKS_INITIALIZER): Update.
798 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
800 * langhooks.h (struct lang_hooks_for_decls): New.
801 (struct lang_hooks): Update.
802 * profile.c: Include langhooks.h.
803 (output_func_start_profiler): Use new langhooks.
804 * sdbout.c: Include langhooks.h.
805 (sdbout_init, sdbout_finish): Use getdecls langhook.
806 * stmt.c: Include langhooks.h.
807 (expand_fixup, fixup_gotos): Use new langhooks.
808 * stor-layout.c: Include langhooks.h.
809 (variable_size): Use global_bindings_p langhook.
810 * toplev.c (compile_file): Use getdecls langhook.
811 * tree-inline.c (remap_block): Use insert_block langhook.
812 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
813 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
815 2002-03-21 Richard Henderson <rth@redhat.com>
817 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
818 constants in .data when -fpic.
820 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
822 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
825 2002-03-21 Tom Tromey <tromey@redhat.com>
827 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
829 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
831 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
833 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
835 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
836 Richard Henderson <rth@redhat.com>
839 * c-common.c (c_expand_expr): Preserve result of a statement
840 expression if needed.
842 2002-03-21 Jakub Jelinek <jakub@redhat.com>
845 * genrecog.c (maybe_both_true_mode): Remove.
846 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
847 * machmode.def (Pmode): Likewise.
849 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
851 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
852 (nonlocal_mentioned_p_1): New function.
853 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
854 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
855 (mark_constant_function): Recognize pure functions.
856 * rtl.h (global_reg_mentioned_p): New prototype.
857 * rtlanal.c (global_reg_mentioned_p,
858 global_reg_mentioned_p_1): New function.
860 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
862 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
864 * fixinc/fixincl.x: Regenerate.
866 2002-03-20 Jason Merrill <jason@redhat.com>
868 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
870 2002-03-20 Michael Meissner <meissner@redhat.com>
872 * doc/invoke.texi (Optimize Options): Document that -O2 sets
875 2002-03-20 Bob Wilson <bob.wilson@acm.org>
877 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
878 ".literal_position" directive before the constant pool.
880 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
882 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
884 Add Brad Lucier to testers.
886 2002-03-20 Jakub Jelinek <jakub@redhat.com>
889 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
891 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
892 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
893 instead of insn_extract.
895 2002-03-20 Jakub Jelinek <jakub@redhat.com>
898 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
900 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
901 stmt if some case has been output.
903 2002-03-20 Jakub Jelinek <jakub@redhat.com>
906 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
907 movsfcc_1, movdfcc_1): Add %O2.
908 * config/i386/i386.c (print_operand): Handle %ON.
909 Print . before float condition codes in Sun as cmov syntax.
910 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
911 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
914 2002-03-20 Philip Blundell <pb@nexus.co.uk>
916 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
917 return instruction if PC was popped.
919 2002-03-20 Bob Wilson <bob.wilson@acm.org>
921 * config/xtensa/xtensa.md: Remove unused type attributes.
922 (adddi_carry, subddi_carry): Change type attribute to "multi".
924 2002-03-19 Dale Johannesen <dalej@apple.com>
926 PR optimization/5999, middle-end/5731
927 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
928 multiplications by reciprocals.
930 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
932 * Makefile.in: Update.
933 * c-common.c: Include langhooks.h.
934 (inline_forbidden_p): Use new hook.
935 * diagnostic.c: Include langhooks.h.
936 (format_with_decl, announce_function,
937 default_print_error_function): Use new hook.
938 * dwarf2out.c (dwarf2_name): Use new hook.
939 * function.c: Include langhooks.h.
940 (init_function_start): Use new hook.
941 * langhooks-def.h (lhd_decl_printable_name): New.
942 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
943 (LANGHOOKS_INITIALIZER): Update.
944 * langhooks.c (lhd_decl_printable_name): New.
945 * langhooks.h (struct lang_hooks): New hook.
946 * toplev.c (decl_name, decl_printable_name): Remove.
947 (open_dump_file): Use new hook.
948 (process_options): Remove old hook.
949 * tree.h (decl_printable_name): Remove.
951 * objc-act.c (objc_init): Remove old hook.
952 (objc_printable_name): Export.
953 * objc-act.h (objc_printable_name): New.
954 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
956 2002-03-19 Jim Blandy <jimb@redhat.com>
958 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
959 the start_source_file debug hook, not the current line number.
961 2002-03-19 Richard Henderson <rth@redhat.com>
963 * flow.c (EH_USES): Provide default.
964 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
965 * doc/tm.texi (EH_USES): New.
967 * config/ia64/ia64.c (ia64_eh_uses): New.
968 * config/ia64/ia64-protos.h: Update.
969 * config/ia64/ia64.h (EH_USES): New.
971 2002-03-19 Richard Henderson <rth@redhat.com>
973 * varasm.c (output_constant_def): Fix stupid typo.
975 2002-03-19 Richard Henderson <rth@redhat.com>
978 * except.c (current_function_has_exception_handlers): New.
979 * except.h: Declare it.
980 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
981 Combine tests that disable all sibcalls for the function.
983 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
985 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
988 2002-03-19 Richard Henderson <rth@redhat.com>
991 * config/ia64/ia64.c: Revert 2002-03-01 patch.
992 * config/ia64/ia64.h (INIT_EXPANDERS): New.
994 2002-03-19 Jim Blandy <jimb@redhat.com>
996 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
997 name, even if the replacement list contains no tokens, as required
1000 2002-03-19 Jason Merrill <jason@redhat.com>
1002 * varasm.c (globalize_decl): Get the name from the RTL, not
1003 DECL_ASSEMBLER_NAME.
1005 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
1007 2002-03-19 Bob Wilson <bob.wilson@acm.org>
1009 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
1010 subdi_carry): Define.
1012 2002-03-19 David Edelsohn <edelsohn@gnu.org>
1014 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
1015 about -fpic/-fPIC if extra_warnings set.
1017 2002-03-19 David Edelsohn <edelsohn@gnu.org>
1019 * expr.c (expand_expr): Sign-extend CONST_INT generated from
1020 TREE_STRING_POINTER.
1021 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
1023 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1025 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
1026 in favor of SP if FRAME_POINTER_REQUIRED is false.
1028 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
1030 * emit-rtl.c (gen_int_mode): New function.
1031 * rtl.h: Prototype for it.
1032 * combine.c (make_extraction, simplify_comparison), expmed.c
1033 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
1034 (convert_modes, store_field), optabs.c (expand_fix),
1035 simplify-rtx.c (neg_const_int, simplify_unary_real),
1037 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
1038 Use it instead of GEN_INT (trunc_int_for_mode (...)).
1040 2002-03-19 Jakub Jelinek <jakub@redhat.com>
1043 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
1044 convert_parm_for_inlining.
1045 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1047 * langhooks-def.h: Likewise.
1048 * objc/objc-lang.c: Likewise.
1049 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
1051 * tree-inline.c (initialize_inlined_parameters):
1052 Call convert_parm_for_inlining lang hook if needed.
1053 * c-typeck.c (c_convert_parm_for_inlining): New function.
1054 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
1056 2002-03-18 Mark Mitchell <mark@codesourcery.com>
1058 * calls.c (precompute_arguments): Do not assume that temporaries
1059 can be destroyed after expanding the argument.
1060 (expand_call): Likewise.
1062 2002-03-15 Eric Christopher <echristo@redhat.com>
1064 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
1065 Fix register preference on last change.
1066 * config/mips/mips.c (mips_return_in_memory): New function.
1067 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
1068 * config/mips/mips-protos.h: Declare.
1069 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
1070 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
1072 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
1074 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
1076 (anddi3, iorsi3): Likewise.
1078 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
1079 use %gprel for symbols that are going to be placed in linkonce
1082 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
1083 RETURN_ADDRESS_POINTER_REGNUM to $ra.
1084 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
1085 not needed. Disregard leaf_function_p().
1086 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
1087 mips16 frame pointer.
1088 * config/mips/mips.md (store ra): Only to small SP offsets.
1089 2001-08-22 Graham Stott <grahams@redhat.com>
1090 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
1091 return a REG rtx for the return address register.
1093 2002-03-18 Bob Wilson <bob.wilson@acm.org>
1095 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
1096 constant-pool addresses as "mode-dependent".
1097 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
1099 2002-03-18 Jakub Jelinek <jakub@redhat.com>
1102 * expr.c (emit_group_load): Use extract_bit_field if
1103 needed for CONCAT arguments.
1105 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
1108 * arm.md (tablejump): Make this a define_expand. For PIC add the
1109 offset to the base of the table.
1110 (thumb_tablejump): Matcher for Thumb tablejump insn.
1111 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
1112 as the difference of two labels.
1113 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1114 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
1116 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1117 * arm.c (get_jump_table_size): If the table is not in the text
1118 section, return zero.
1120 2002-03-18 Bernd Schmidt <bernds@redhat.com>
1122 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
1124 (arm_reload_out_hi): Use gen_lowpart instead of
1125 gen_rtx_SUBREG to access QImode components.
1126 * config/arm/arm.md: Disable zero_extend split for QImode
1127 subregs in BIG_ENDIAN mode.
1128 (storehi_bigend): Match use of least significant byte.
1129 (storeinthi): Remove extraneous SUBREG.
1130 Add missing construction of operands[2].
1131 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
1132 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
1133 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
1135 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
1137 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
1140 2002-03-17 Richard Henderson <rth@redhat.com>
1142 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
1145 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1147 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
1148 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
1150 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1152 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
1154 * predict.c (estimate_bb_frequencies): Delete unused variables.
1156 2002-03-17 Richard Henderson <rth@redhat.com>
1158 * config/ia64/ia64.c (ia64_attribute_table): Move before
1159 targetm definition. Make static.
1161 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
1163 * c-common.h (yyparse, c_common_parse_file): New.
1164 * c-lang.c: Include c-common.h.
1165 (LANG_HOOKS_PARSE_FILE): Redefine.
1166 * c-lex.c: Include c-common.h.
1167 (yyparse): Rename c_common_parse_file. Call yyparse.
1168 * c-parse.in (yyparse): Remove macro.
1169 * c-tree.h (yyparse_1): Remove.
1170 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
1171 (LANG_HOOKS_INITIALIZER): Update.
1172 * langhooks.h (struct lang_hoooks): New hook parse_file.
1173 * toplev.c (compile_file): Use parse_file hook.
1174 * tree.h (yyparse): Remove.
1175 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
1177 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1179 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
1180 float_truncate, not fix.
1181 ("*truncdfsf2_real"): Ditto.
1182 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
1184 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
1186 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
1188 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
1189 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
1190 where appropriate. Make the second reference to
1191 leaf_function_p a function call, as intended. Reindented.
1193 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
1194 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
1196 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
1197 add register to non-constant into sp.
1199 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
1200 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
1201 (mips16_gp_pseudo_rtx): Lose.
1202 (INIT_EXPANDERS): Deleted.
1203 * config/mips/mips.c (mips_init_machine_status): New.
1204 (mips_free_machine_status): New.
1205 (mips_mark_machine_status): New.
1206 (override_options): Set them.
1207 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
1208 (struct machine_function): ... new. Replaced all references.
1209 (mips_add_gc_roots): Don't mark them.
1210 (embedded_pic_fnaddr_reg): New, extracted from...
1211 (embedded_pic_offset): ... here.
1212 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
1215 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1217 * cppinit.c: Revert -MD removal.
1219 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1221 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
1222 soft registers by default for 68HC12.
1223 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
1224 when compiling with -fomit-frame-pointer.
1225 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
1226 (expand_epilogue): Likewise.
1227 (m68hc11_gen_rotate): Use exg when rotating by 8.
1229 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1231 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
1232 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
1233 (splits): Remove unused add splits.
1234 ("*addhi3_68hc12"): Tune constraints.
1235 ("addhi_sp"): Try to use X instead of Y in all cases and if the
1236 constant fits in 8-bits and D is dead use abx/aby instructions.
1237 ("*addhi3"): Remove extern declaration of ix_reg.
1238 ("*subsi3"): Optimize and provide new split.
1239 ("subhi3"): Cleanup.
1240 ("*subhi3_sp"): Avoid saving X if we know it is dead.
1241 (arith splits): For 68hc12 save the address register on the stack
1242 and do the arithmetic operation with a pop.
1244 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1246 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
1247 allocating QImode in address registers.
1248 ("*movqi_m68hc11"): Likewise.
1250 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
1252 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
1254 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1256 * cppinit.c (print_help): Display -MD and -MMD.
1257 Don't display usage string. Update assertion syntax and
1259 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
1260 (cpp_handle_option): Update.
1262 2002-03-15 Chris Demetriou <cgd@broadcom.com>
1264 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
1265 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
1266 and define it so that regardless of target CPU size,
1267 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
1268 of "int" rather than "long."
1270 2002-03-15 Richard Henderson <rth@redhat.com>
1272 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
1275 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1277 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
1278 ("tstqi" split): Avoid using memory for tstqi on address register.
1279 (splits): Remove constraints.
1280 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
1281 ("cmpdf", "cmpsf"): Remove since not used.
1282 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
1283 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
1285 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1287 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
1288 ("neghi2"): Tighten constraints.
1289 ("one_cmplsi2"): Optimize and simplify split.
1290 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
1292 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1294 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
1295 and split of AND operation to clear the upper bits.
1296 ("*logicalsi3_zextqi"): Likewise.
1297 ("*logicallhi3_zexthi_ashift8"): Likewise.
1298 ("*logicalsi3_silshr16"): Likewise.
1299 ("logicalsi3_silshl16"): Likewise.
1300 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
1302 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1304 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
1305 (m68hc11_indirect_p): New function.
1306 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
1307 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
1309 (asm_print_register): Likewise.
1310 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
1311 (m68hc11_indirect_p): Declare.
1312 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
1313 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
1314 (TARGET_SWITCHES): New option -mrelax.
1315 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
1317 ("iorsi3", "xorsi3"): Likewise.
1318 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
1319 ("*andhi3_mem"): New to handle destination in memory with bclr
1320 and a scratch register.
1321 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
1322 ("*andhi3_const"): New when operand2 is constant.
1323 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
1324 ("*andhi3_gen"): Cleanup of the old "andhi3".
1325 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
1326 ("xorqi3"): Update constraints.
1328 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1330 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
1331 for reg_equiv_memory_loc when the operand is a register that does
1332 not get a hard register (stack location).
1333 (tst_operand): After reload, accept all memory operand.
1334 (symbolic_memory_operand): Fix detection of symbolic references.
1335 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
1336 accept symbols and any constant.
1338 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1340 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
1341 note on the insn that sets the soft frame register.
1342 (must_parenthesize): ix and iy are also reserved names.
1343 (print_operand_address): One more place where parenthesis are required
1344 to avoid confusion with register names.
1345 (m68hc11_gen_movhi): Allow push of stack pointer.
1346 (m68hc11_check_z_replacement): Fix handling of parallel with a
1348 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
1349 the replacement register is.
1350 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
1351 and D8_REGS classes.
1352 (MODES_TIEABLE_P): All modes are tieable except QImode.
1354 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1356 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
1357 (___subdi3): Likewise.
1358 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
1359 (__map_data_section): Optimize 68hc11 case.
1361 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1363 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
1364 than a shift to avoid adding a register with itself.
1365 (m68hc11_memory_move_cost): Take into account NO_REGS.
1366 (m68hc11_register_move_cost): Update and use memory move cost
1368 (m68hc11_address_cost): Make cost of valid offset not 0 so that
1369 it gives more opportunities to cse to optimize.
1370 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
1371 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
1373 2002-03-15 Mark Mitchell <mark@codesourcery.com>
1375 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
1376 * c-common.def (CLEANUP_STMT): New tree node.
1377 * c-common.h (CLEANUP_DECL): New macro.
1378 (CLEANUP_EXPR): Likewise.
1379 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
1380 * expr.c (expand_expr): Tidy.
1381 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
1382 * tree-inline.c (initialize_inlined_parameters): Clean up
1383 new local variables.
1385 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1388 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
1389 before movrXX only, use reg_overlap_mentioned_p.
1390 Only special case NE if just one insn can be generated.
1392 2002-03-15 Jason Merrill <jason@redhat.com>
1394 * varasm.c (assemble_variable): Call resolve_unique_section before
1395 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
1398 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1401 * arm.md (split pattern for thumb shiftable immediates): Add comment
1402 explaining non-obvious test.
1404 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1407 * arm.md (movaddr, movaddr_insn): Delete.
1409 2002-03-15 Jason Merrill <jason@redhat.com>
1411 * toplev.c (wrapup_global_declarations): Clarify variable handling.
1412 -fkeep-static-consts doesn't apply to comdats.
1414 2002-03-14 Richard Henderson <rth@redhat.com>
1416 * c-decl.c: Include c-pragma.h.
1417 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
1418 (finish_function): Tidy.
1419 * c-pragma.c: Include c-common.h.
1420 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
1421 (handle_pragma_weak): Use them.
1422 (init_pragma): Register pending_weaks.
1423 * c-pragma.h (maybe_apply_pragma_weak): Declare.
1424 * print-tree.c (print_node): Print DECL_WEAK.
1425 * varasm.c (mark_weak_decls): Remove.
1426 (remove_from_pending_weak_list): Remove.
1428 (asm_emit_uninitialised): Call globalize_decl for weak commons.
1429 (weak_decls): Make a tree_list.
1430 (declare_weak): Cons weak_decls directly.
1431 (globalize_decl): Remove weak_decls elements directly.
1432 (weak_finish): Simplify weak_decls walk. Don't weaken unused
1433 symbols. Don't pretend to handle aliases.
1434 (init_varasm_once): Update weak_decls registry.
1435 * Makefile.in: Update dependencies.
1437 2002-03-14 Richard Henderson <rth@redhat.com>
1440 * config/ia64/ia64.c: Include tm_p.h last.
1441 (gen_nop_type): Remove duplicate definition.
1442 (cycle_end_fill_slots): Set sched_data for second L slot.
1443 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
1444 (nop_cycles_until): Fix typos.
1446 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1448 PR optimization/5891
1449 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
1451 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
1453 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
1454 descriptors correctly.
1456 2002-03-14 Michael Meissner <meissner@redhat.com>
1458 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
1459 100, allowing MAX_UNROLLED_INSNS to be overridden.
1461 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
1464 * unroll.c (params.h): Include.
1465 (MAX_UNROLLED_INSNS): Delete, now in params.h.
1467 * doc/invoke.texi (--param max-unroll-insns): Document.
1469 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
1471 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1473 * arm.md: Fix warnings about constraints in peepholes and splits.
1475 2002-03-14 Zack Weinberg <zack@codesourcery.com>
1477 * cpphash.h (struct lexer_state): Remove line_extension member.
1478 * cpplib.c (dequote_string, do_linemarker): New functions.
1479 (linemarker_dir): New data object.
1480 (DIRECTIVE_TABLE): No longer need to interpret #line in
1481 preprocessed source. Delete obsolete comment about return
1483 (end_directive, directive_diagnostics, _cpp_handle_directive):
1484 Don't muck with line_extension.
1485 (directive_diagnostics): No need to issue warnings for
1487 (_cpp_handle_directive): Issue warnings for linemarkers here,
1488 when appropriate. Dispatch linemarkers to do_linemarker, not
1490 (do_line): Code to handle linemarkers split out to do_linemarker.
1491 Convert escape sequences in filename argument, both places.
1493 * cppmacro.c (quote_string): Rename cpp_quote_string and
1494 export. All callers changed.
1495 * cpplib.h (cpp_quote_string): Prototype.
1496 * cppmain.c (print_line): Call cpp_quote_string on to_file
1499 * doc/cpp.texi: Document that escapes are now interpreted in
1500 #line and in linemarkers, and that non-printing characters are
1501 converted to octal escapes when linemarkers are generated.
1503 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
1505 * emit-rtl.c (try_split): Use delete_insns.
1506 * recog.c (split_all_insns): Fix terminating condition.
1508 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1509 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1512 * arm.c (arm_output_epilogue): Fix floating-point register save
1513 adjustment when using a frame pointer.
1515 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
1517 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
1518 * config/mips/mips.c (compute_frame_size): Retrofit them here.
1519 (save_restore_insns, mips_expand_epilogue): And here.
1520 (build_mips16_call_stub): And here.
1521 (mips_function_value): Use the new macros to decide whether a single
1522 or complex float can be returned in floating-point registers. Return
1523 a parallel rtx in the complex case.
1525 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
1527 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
1528 call after liveness analysis.
1530 * recog.c (split_insn): Use delete_insn_and_edges.
1532 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
1533 instructions to have branch prediction notes.
1534 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
1536 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
1538 * configure.in: Don't pass -Wno-long-long to a ADA compiler
1539 that doesn't support it.
1540 * configure: Regenerate.
1542 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1545 * config/sparc/sparc.md (normal_branch, inverted_branch,
1546 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
1547 inverted_fp_branch): Adjust calls to output_cbranch.
1548 Set length attribute.
1549 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
1550 output_v9branch. Set length attribute.
1551 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
1553 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
1554 (output_cbranch): Likewise. Handle far branches.
1555 (output_v9branch): Handle far branches.
1556 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
1558 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
1559 noov_compare64_op predicates.
1561 2002-03-13 Jason Merrill <jason@redhat.com>
1563 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
1564 into the function and constify it.
1565 * gthr-dce.h, gthr-solaris.h: Likewise.
1567 2002-03-13 David Edelsohn <edelsohn@gnu.org>
1569 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
1570 * config/rs6000/rs6000.c (rs6000_va_arg): Use
1571 std_expand_builtin_va_arg if not ABI_V4.
1573 2002-03-13 Jason Merrill <jason@redhat.com>
1575 * varasm.c (globalize_decl): New fn.
1576 (assemble_start_function): Use it.
1577 (asm_emit_uninitialized): Use it.
1578 (assemble_alias): Use it.
1579 (assemble_variable): Use it.
1581 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
1583 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
1584 2002-03-12 internal visibility change.
1585 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
1586 visibility into SYMBOL_REF_FLAG.
1588 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
1590 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
1591 VOIDmode operand. Add compile-time optimization for constant results.
1593 2002-03-12 Jason Merrill <jason@redhat.com>
1595 * c-typeck.c (convert_for_assignment): Don't allow conversions
1596 between pointers and references. Only allow lvalues to convert to
1599 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
1601 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
1602 before prologue, to avoid scheduling problems.
1604 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1606 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1607 (ELIMINABLE_REGS): Add sfp->sp.
1608 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
1610 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1612 PR optimization/5892
1613 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
1615 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1617 * loop.c (basic_induction_var): Don't call convert_modes if mode
1618 classes are different.
1620 2002-03-12 Richard Henderson <rth@redhat.com>
1622 PR optimization/5901
1623 * function.c (reposition_prologue_and_epilogue_notes): Position
1624 the markers after/before the last/first insn not deleted.
1626 2002-03-12 Richard Henderson <rth@redhat.com>
1628 PR optimization/5878
1629 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
1630 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
1631 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1633 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
1634 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
1635 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
1637 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
1638 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
1639 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
1640 also. Don't set it if not flag_pic.
1641 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
1642 to be INVALID_REGNUM when not used.
1644 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
1646 * expmed.c (store_bit_field): Reset alias set for memory.
1647 (extract_bit_field): Same.
1649 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1651 * c-common.c (c_tree_code_type, c_tree_code_length,
1652 c_tree_code_name, add_c_tree_codes): Delete.
1653 * c-common.h (add_c_tree_codes): Delete.
1654 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
1656 * c-objc-common.c (c_objc_common_init): Don't call
1657 add_c_tree_codes, instead set lang_unsafe_for_reeval.
1658 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1659 objc_tree_code_name, add_objc_tree_codes): Delete.
1660 (objc_init): Don't call add_objc_tree_codes.
1661 * objc/objc-lang.c (tree_code_type, tree_code_length,
1662 tree_code_name): Define.
1663 * toplev.c (lang_independent_init): Don't set
1664 tree_code_length[IDENTIFIER_NODE].
1665 * tree.c (tree_code_type, tree_code_length, tree_code_name):
1666 Delete definitions, moved to language front-ends.
1667 * tree.def (IDENTIFIER_NODE): Hardwire the length.
1668 * tree.h (tree_code_type, tree_code_length, tree_code_name):
1670 (tree_code_length): Change type to unsigned char.
1672 2002-03-12 Richard Henderson <rth@redhat.com>
1674 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
1675 internal visibility change.
1677 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1679 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
1680 validize_mem() instead of change_address to avoid clobbering
1683 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1685 * c-lex.h (position_after_whitespace): Remove.
1687 2002-03-12 Jakub Jelinek <jakub@redhat.com>
1689 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
1690 (lex_string): Use unsigned char pointers.
1692 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1694 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
1695 is not a valid memory_operand.
1697 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1699 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
1700 * config/xtensa/lib1funcs.asm: Fix copyright to include
1701 special case for libgcc files.
1702 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
1703 (__divsi3): Likewise.
1704 (__umodsi3): Likewise.
1705 (__modsi3): Likewise.
1706 * config/xtensa/lib2funcs.S: Fix copyright to include
1707 special case for libgcc files.
1709 2002-03-12 Tom Rix <trix@redhat.com>
1711 * collect2.c (resolve_lib_name): Move outside of
1712 OBJECT_FORMAT_COFF ifdef.
1713 (ignore_library): Same.
1715 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1717 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
1719 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1721 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
1722 to function_section before writing out the constant pool.
1724 2002-03-12 David Edelsohn <edelsohn@gnu.org>
1726 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
1728 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
1730 2002-03-12 Alan Modra <amodra@bigpond.net.au>
1732 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
1736 (cmpsi splitter): Likewise.
1737 (modsi3): Fail if <= 0.
1738 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
1739 redundant test when HOST_BITS_PER_WIDE_INT != 32.
1740 (reg_or_sub_cint64_operand): Likewise.
1741 (num_insns_constant_wide): Optimize sign extension.
1742 (rs6000_legitimize_address): Likewise.
1744 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1746 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1747 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1749 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1751 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
1752 address calculation.
1754 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1756 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
1757 scratch register to DImode / TImode.
1758 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
1759 register used does not overlap the target.
1761 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1763 * Makefile.in (debug.o): Depend on debug.h.
1764 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
1765 * debug.c (do_nothing_debug_hooks): Likewise.
1766 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
1767 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
1768 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
1769 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1770 * dwarfout.c (dwarf_debug_hooks): Likewise.
1771 * integrate.c (output_inline_function): Likewise.
1772 * objc/objc-act.c (synth_module_prologue): Likewise.
1773 * sdbout.c (sdb_debug_hooks): Likewise.
1774 * toplev.c (debug_hooks): Likewise.
1775 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1777 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1779 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
1780 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
1781 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
1782 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
1783 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
1784 * defaults.h (POINTER_SIZE): Define.
1785 * doc/tm.texi (POINTER_SIZE): Document default.
1787 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1789 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
1791 2002-03-11 Richard Henderson <rth@redhat.com>
1793 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
1794 if rebuild_label_notes_after_reload.
1796 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
1798 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
1799 emit pic register load if "internal" visibility.
1800 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
1801 (cris_expand_builtin_va_arg): Do all computations on trees.
1803 2002-03-11 Richard Henderson <rth@redhat.com>
1805 * rtlanal.c: Include recog.h.
1806 (keep_with_call_p): Fix thinko.
1807 * Makefile.in (rtlanal.o): Update dependencies.
1809 2002-03-11 Chris Meyer <cmeyer@gatan.com>
1811 * genflags.c (gen_insn): Use IS_VSPACE.
1812 * genoutput.c (output_insn_data): Likewise.
1813 (process_template): Likewise.
1815 2002-03-11 Richard Henderson <rth@redhat.com>
1817 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
1819 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1821 * Makefile.in: Update.
1822 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
1823 Update documentation.
1824 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
1825 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
1827 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1829 * Makefile.in: Give texi2pod its input file as a command line
1830 argument, not on stdin.
1832 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1833 Daniel Berlin <dan@dberlin.org>
1835 C++ alias analysis improvement.
1836 * alias.c (record_component_aliases): Record aliases for base
1839 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1841 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1843 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1845 * toplev.c (vms_fopen): Remove, not needed.
1847 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1849 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1851 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1852 for FP, already done later.
1854 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1855 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1857 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1859 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1860 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1861 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1862 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1863 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1864 (ediv, emul, eldexp, esqrt): Likewise.
1865 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1866 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1867 (saturate): New function.
1868 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1869 (make_nan): Use a saturation value instead of a NaN if
1870 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1871 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1872 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1873 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1874 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1875 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1876 !ROUND_TOWARDS_ZERO.
1877 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1878 (ROUND_TOWARDS_ZERO): Document.
1880 2002-03-11 Andreas Jaeger <aj@suse.de>
1882 * cfg.c (dump_flow_info): Remove unused variable.
1884 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1886 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1887 computations on trees.
1889 2002-03-10 Richard Henderson <rth@redhat.com>
1892 * reload.c (copy_replacements_1): New.
1893 (copy_replacements): Use it to recurse through the rtx.
1895 2002-03-10 Richard Henderson <rth@redhat.com>
1897 * loop.c (strength_reduce): Compute number of iterations as
1898 unsigned HOST_WIDE_INT.
1900 2002-03-10 Richard Henderson <rth@redhat.com>
1902 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1903 to move away from the end of the block.
1905 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1907 PR preprocessor/5899
1908 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1910 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1912 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1914 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1916 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1918 * config/mmix/mmix.c: Improve comments.
1919 (mmix_target_asm_function_prologue): Drop variable
1920 empty_stack_frame. Don't allocate unused slot above fp.
1921 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1922 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1923 brace in first column.
1924 (enum reg_class): Ditto.
1925 (FIRST_PARM_OFFSET): Now 0.
1926 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1928 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1930 * combine.c (make_extraction): Fix error in last change.
1932 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1934 * c4x.c (c4x_fp_reglist): Const-ify.
1935 * cris.c (cris_print_operand): Likewise.
1936 * i386.c (ix86_va_arg): Likewise.
1937 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1938 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1939 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1940 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1941 * mcore.h (regno_reg_class): Likewise.
1942 * mips.c (gen_int_relational): Likewise.
1943 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1944 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1945 * pdp11.c (move_costs): Likewise.
1946 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1947 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1949 * s390.h (regclass_map): Likewise.
1950 * sh.c (shift_amounts): Likewise.
1951 * sh.md (rotlsi3): Likewise.
1953 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1955 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1956 (ne0+5): Use new clobber to generate proper shift pattern.
1957 Patch by Michael Matz <matz@kde.org>.
1959 2002-03-09 Andreas Schwab <schwab@suse.de>
1961 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1963 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1965 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1967 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1970 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1971 even for non-representable constants.
1973 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1975 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1976 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1977 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1978 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1979 (pop_function_context): Compute MAY_SHARE parameter for
1981 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1982 (gen_mem_addressof): Call fixup_var_refs with new parm.
1984 * combine.c (make_extraction): Don't make extension of CONST_INT.
1986 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1988 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1989 in o32 and o64 ABIs.
1990 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1991 but getting fixed-size structs passed in registers regardless of
1992 padding in o32 and o64 ABIs.
1994 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1995 offset before loading address of argument passed by transparent
1998 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
2000 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
2002 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
2004 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
2005 marker such that registers after it are saved.
2007 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2009 * sparc.c (arith_4096_operand): Fix error in last change.
2011 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
2013 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
2016 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
2018 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
2021 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
2023 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
2025 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
2027 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
2028 removed; fix return value.
2029 * combine.c (combine_instructions): Dirtify blocks where we failed to
2030 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
2031 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
2033 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2035 * gcse.c (insert_insn_end_bb): Fix typo in last change.
2037 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
2039 * recog.c (peephole2_optimize): Re-distribute EH edges.
2041 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
2043 * expr.c (expand_expr): Use unsave lang hook.
2044 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
2045 (LANG_HOOKS_INITIALIZER): Update.
2046 * langhooks.h (struct lang_hooks): New hook unsave.
2047 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
2048 (unsave_expr_1): Remove unused lang_unsave_expr_now.
2049 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
2050 (unsave_expr_now): Remove.
2051 * tree.h (unsave_expr_now, lang_unsave,
2052 lang_unsave_expr_now): Remove.
2055 2002-03-08 Andreas Jaeger <aj@suse.de>
2057 * flow.c (propagate_block_delete_insn): Remove unused variable.
2059 2002-03-08 Kazu Hirata <kazu@hxi.com>
2061 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
2062 insn length for memory load/store.
2064 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
2066 * doc/install.texi (--with-libiconv-prefix): Document.
2068 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
2070 * doc/sourcebuild.texi: Fix typo.
2072 2002-03-08 Jakub Jelinek <jakub@redhat.com>
2075 * builtins.c (std_expand_builtin_va_arg): Do all computations on
2078 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2080 * rtl.c (copy_most_rtx): Move from here ...
2081 * emit-rtl.c (copy_most_rtx): ... to here.
2083 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
2085 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
2086 SUBTARGET_CPP_SIZE_SPEC.
2087 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
2089 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
2091 2002-03-07 Matt Hiller <hiller@redhat.com>
2093 * gensupport.c (first_dir_md_include): Renamed from include;
2094 change all references.
2095 (last_dir_md_include): Renamed from last_include; change all
2097 (init_md_reader): Unconditionally initialize base_dir whether or
2098 not filename is a relative path.
2100 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
2102 * config/fp-bit.c (_unord_f2): Compile it in even if
2103 US_SOFTWARE_GOFAST is enabled.
2105 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
2106 NULL_RTX. Set all HFmode operations as NULL_RTX.
2107 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
2108 NULL_RTX, try reversing the comparison and the operands.
2110 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2112 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
2113 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
2116 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
2118 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
2120 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2122 * basic-block.h (fixup_abnormal_edges): Declare.
2123 * reload1.c (fixup_abnormal_edges): New function.
2124 * reg-stack.c (convert_regs): Use it.
2126 * gcse.c (insert_insn_end_bb): Handle trapping insns.
2128 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
2130 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
2132 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
2133 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
2134 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
2135 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
2136 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
2137 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
2138 unless x and y could be infinite.
2139 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
2140 Check that the common type of both arguments is a real, even for
2141 targets without unordered comparisons. Allow an integer argument
2142 to be compared against a real.
2143 (expand_tree_builtin): Use expand_unordered_cmp.
2144 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
2145 * cse.c (fold_rtx): Likewise. Fix indentation.
2146 * fold-const.c (fold_real_zero_addition_p): New.
2147 (fold): Use it, and the new HONOR_... macros.
2148 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
2149 * jump.c (reversed_comparison_code_parts): After searching for
2150 the true comparison mode, use HONOR_NANS to decide whether it
2151 can be safely reversed.
2152 (reverse_condition_maybe_unordered): Remove IEEE check.
2153 * simplify-rtx.c (simplify_binary_operation): Use the new macros
2154 to decide which simplifications are valid. Allow the following
2155 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
2156 and (a - -b) to (a + b).
2157 (simplify_relational_operation): Use HONOR_NANS.
2158 * doc/tm.texi: Document the MODE_HAS_... macros.
2160 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
2162 * combine.c (simplify_comparison): If simplifying a logical shift
2163 right and compare with constant, force the comparison to unsigned.
2165 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
2167 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
2169 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
2171 (alt_reg_names): Remove % for vrsave.
2173 2002-03-06 Richard Henderson <rth@redhat.com>
2175 PR optimization/5844
2176 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
2177 if used indicates we've already emitted one copy of an operand.
2178 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
2179 (gen_split): Supply a non-null used.
2181 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2183 * reload1.c (reload): Unshare all rtl after reload is done.
2185 * simplify-rtx.c (simplify_plus_minus): Do not abort,
2186 but simply fail if the expression is too complex to simplify.
2187 (simplify_gen_binary): Handle simplify_plus_minus failures.
2189 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
2191 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
2192 consistently call delete_trivially_dead_insns after CSE and GCSE;
2193 fix DFI_life dumping; do jump threading after liveness; do crossjumping
2194 after liveness2; update comment in last crossjumping.
2195 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
2197 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
2199 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
2200 after completing fast dead code elimination.
2202 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
2205 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
2207 * version.c: Fix misplaced leading blanks on first line.
2209 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
2211 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
2213 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
2215 * cfgcleanup.c (mentions_nonequal_regs): New function.
2216 (thread_jump): Use it.
2217 * toplev.c (rest_of_compilation): Run jump threading after
2220 2002-03-06 Jakub Jelinek <jakub@redhat.com>
2222 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
2225 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
2227 * predict.c (estimate_bb_frequencies): Do not reload the
2228 frequencies from notes.
2230 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
2232 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
2233 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
2235 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
2236 delete_noop_moves): Return indeger.
2237 * flow.c (ndead): New variable.
2238 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
2239 BB argument; update callers.
2240 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
2241 (life_analysis): Do not call purge_all_dead_edges.
2242 (update_life_info): Return number of deleted insns; print statistics.
2243 (update_life_info_in_dirty_blocks): likewise.
2244 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
2245 return number of insns deleted.
2247 * cse.c: Include timevar.h
2248 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
2249 iterate until stabilizes; print statistics; return number of killed
2251 * Makefile.in: (cse.o): Add timevar.h dependency
2252 * rtl.h (delete_trivially_dead_insns): New.
2253 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
2254 * toplev.c (rest_of_compilation): Update callers.
2256 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
2257 (try_optimize_cfg): Do not update liveness.
2258 (cleanup-cfg): Loop until try_optimize_cfg and dead code
2259 removal stabilizes; use delete_trivially_dead_insns.
2261 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
2263 2002-03-05 Zack Weinberg <zack@codesourcery.com>
2265 * cppmain.c (setup_callbacks): Disable #pragma and #ident
2266 callbacks when processing assembly language.
2268 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2270 * pa.h (ASM_FILE_END): Define.
2271 * som.h (ASM_FILE_END): Delete.
2273 * pa.c (function_arg): Don't pass floats in general registers in
2274 indirect calls if TARGET_ELF32.
2276 2002-03-05 Richard Henderson <rth@redhat.com>
2278 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
2280 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
2282 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
2284 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2286 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
2287 -r command line. Don't hide any symbols if not building
2290 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
2292 * cfg.c (dump_flow_info): Warn about profile mismatches.
2293 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
2294 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
2296 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2298 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
2299 wide volatile memory by parts.
2301 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2303 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
2306 2002-03-05 Richard Henderson <rth@redhat.com>
2308 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
2310 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2312 * toplev.c (documented_lang_options): Document more
2313 language-specific options.
2314 * doc/invoke.texi (Warning Options): Correct documentation for
2315 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
2316 * c-decl.c (c_decode_option): Use a table to handle warning options.
2318 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
2320 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
2321 parameter to mmix_encode_section_info.
2322 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
2323 relocatably. Always produce ELF, not mmo if linking relocatably.
2324 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
2325 first is non-zero, don't add symbol prefix.
2326 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
2327 prototype accordingly.
2329 2002-03-04 Krister Walfridsson <cato@df.lth.se>
2331 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
2333 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
2335 * configure.in: Increase required makeinfo version to 4.1.
2336 * configure: Regenerate.
2338 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2340 * .cvsignore: Remove *.info* and genrtl*; these files are generated
2343 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
2345 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
2346 * doc/invoke.texi: Fix @math uses.
2348 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2350 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
2353 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
2355 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
2356 (powerpc-*-eabisimaltivec*): Same.
2358 * config/rs6000/t-ppcendian: New.
2360 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2362 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
2363 nonimmediate_src_operand and nonimmediate_lsrc_operand to
2364 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
2366 2002-03-03 Richard Henderson <rth@redhat.com>
2368 * toplev.c (rest_of_decl_compilation): Revert last two changes.
2370 2002-03-03 Zack Weinberg <zack@codesourcery.com>
2372 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
2373 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
2374 tree.c, config/m68k/m68k.c:
2375 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
2376 REAL_ARITHMETIC blocks unconditional. Delete some further
2377 #ifdef blocks predicated on REAL_ARITHMETIC.
2378 * flags.h, toplev.c: Delete remaining references to
2381 * doc/invoke.texi: Remove documentation of -fpretend-float.
2382 * doc/tm.texi: Describe the various REAL_* macros as provided by
2383 real.h, not by the target configuration files.
2385 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
2386 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
2387 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2388 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
2389 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
2390 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
2391 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
2392 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
2393 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
2394 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
2395 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
2396 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2397 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
2398 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
2399 config/xtensa/xtensa.h:
2400 Do not define, undefine, or mention in comments any of
2401 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
2402 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
2403 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
2404 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
2405 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
2406 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
2407 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
2408 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
2409 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
2411 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2413 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
2414 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
2415 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
2416 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
2417 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
2418 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
2420 * defaults.h (BITS_PER_WORD): Define.
2421 * doc/tm.texi (BITS_PER_WORD): Document default value.
2423 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
2424 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
2425 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
2427 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2429 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
2430 lieu of explicit sizeof/sizeof.
2431 * i386.c (override_options, ix86_init_mmx_sse_builtins,
2432 ix86_expand_builtin): Likewise.
2433 * mips.c (mips_add_gc_roots): Likewise.
2434 * mmix.c (mmix_output_condition): Likewise.
2435 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
2436 altivec_init_builtins): Likewise.
2437 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
2438 * cppexp.c (Nsuff, parse_number): Likewise.
2439 * cppinit.c (builtin_array_end): Likewise.
2440 * gcc.c (n_default_compilers, process_command): Likewise.
2441 * genpreds.c (output_predicate_decls): Likewise.
2442 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
2443 * lcm.c (N_ENTITIES): Likewise.
2444 * stor-layout.c (set_sizetype): Likewise.
2446 2002-03-03 Richard Henderson <rth@redhat.com>
2448 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
2449 for types or labels.
2451 2002-03-03 Richard Henderson <rth@redhat.com>
2453 * c-decl.c (start_decl): Initialized variables are not common.
2455 2002-03-02 Per Bothner <per@bothner.com>
2457 * gcc.c (option_map): Suport new --bootclasspath option.
2458 --CLASSPATH is now just an alias for --classpath.
2460 2002-03-02 Richard Henderson <rth@redhat.com>
2462 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
2463 load if "internal" visibility.
2464 * doc/extend.texi: Document visibility meanings.
2466 2002-03-02 Richard Henderson <rth@redhat.com>
2468 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
2469 to functions as well.
2471 2002-03-02 Richard Henderson <rth@redhat.com>
2473 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
2474 (handle_visibility_attribute): Don't call assemble_visibility.
2475 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
2476 without asmspec. Invoke assemble_alias when needed.
2477 * varasm.c (maybe_assemble_visibility): New.
2478 (assemble_start_function, assemble_variable, assemble_alias): Use it.
2480 2002-03-02 Richard Henderson <rth@redhat.com>
2482 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
2483 invoke ENCODE_SECTION_INFO with first call flag.
2485 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2486 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2487 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
2488 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
2489 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
2490 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2491 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
2492 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
2493 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
2494 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
2495 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
2496 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
2497 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
2498 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
2499 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2500 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
2501 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
2502 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
2503 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
2504 config/sh/sh.h, config/sparc/sparc.h,
2505 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
2506 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
2507 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
2508 FIRST argument. As needed, examine it and do nothing.
2510 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
2511 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
2512 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
2514 * config/arm/t-pe (pe.o): Add dependencies.
2516 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2518 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
2519 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
2520 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
2521 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
2522 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
2523 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
2524 * defaults.h (BITS_PER_UNIT): Define.
2525 * doc/tm.texi (BITS_PER_UNIT): Document default value.
2527 2002-03-02 Kazu Hirata <kazu@hxi.com>
2529 * config/h8300/h8300-protos.h: Add a prototype for
2530 compute_a_shift_length.
2531 * config/h8300/h8300.c (h8300_asm_insn_count): New.
2532 (compute_a_shift_length): Likewise.
2533 (h8300_adjust_insn_length): Do not adjust insn length of shift
2535 * config/h8300/h8300.md (anonymous shift patterns): Use
2536 compute_a_shift_length.
2538 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2540 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
2543 * emit-rtl.c (offset_address): Call update_temp_slot_address.
2545 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2547 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
2548 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
2549 * flags.h (flag_zero_initialized_in_bss): Declare.
2550 * toplev.c (flag_zero_initialized_in_bss): New flag.
2551 (lang_independent_options): Add flag_zero_initialized_in_bss.
2552 * tree.c (initializer_zerop): New function.
2553 * tree.h (initializer_zerop): Declare.
2554 * varasm.c (assemble_variable): If we can emit bss, put zero
2555 initializers in the bss section.
2557 2002-03-02 Alan Modra <amodra@bigpond.net.au>
2559 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
2560 like more than one symbol per .weak directive.
2562 2002-03-01 Richard Henderson <rth@redhat.com>
2564 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
2565 adjust argument_pointer by pretend_args_size.
2566 (ia64_va_start): Adjust va_start address by -pretend_args_size.
2568 2002-03-01 Kazu Hirata <kazu@hxi.com>
2570 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
2572 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
2574 * toplev.c (rest_of_compilation): Delete dead jumptables before
2576 * flow.c (delete_dead_jumptables): Make global.
2577 * rtl.h (delete_dead_jumptables): Declare.
2579 2002-03-01 David Edelsohn <edelsohn@gnu.org>
2581 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
2582 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
2583 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
2585 2002-03-01 Kazu Hirata <kazu@hxi.com>
2587 * config/h8300/h8300-protos.h: Fix formatting.
2588 * config/h8300/h8300.c: Likewise.
2589 * config/h8300/h8300.h: Likewise.
2591 2002-03-01 Kazu Hirata <kazu@hxi.com>
2593 * config/h8300/h8300.c (print_operand): Support 16-bit
2595 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
2597 2002-02-28 Richard Henderson <rth@redhat.com>
2599 * expmed.c (store_bit_field): Prevent generation of CONCATs;
2600 pun complex values as integers; use gen_lowpart instead of
2602 (extract_bit_field): Likewise.
2604 2002-03-01 Alan Modra <amodra@bigpond.net.au>
2605 David Edelsohn <edelsohn@gnu.org>
2607 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
2608 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
2609 (SUPPORTS_WEAK): Likewise.
2610 * output.h (add_weak): Add tree param.
2611 * varasm.c (add_weak): Likewise. Save decl.
2612 (struct weak_syms): Add decl field.
2613 (mark_weak_decls): New function.
2614 (init_varasm_once): ggc_add_root mark_weak_decls.
2615 (assemble_start_function): Use ASM_WEAKEN_DECL.
2616 (assemble_variable): Likewise.
2617 (assemble_alias): Likewise.
2618 (declare_weak): Pass decl to add_weak.
2619 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
2620 (remove_from_pending_weak_list): Declare and define for
2622 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
2623 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
2624 * defaults.h (SUPPORTS_WEAK): Likewise.
2625 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2626 .weak for code sym. Do emit .size for descriptor sym.
2627 (ASM_DECLARE_FUNCTION_SIZE): Define.
2628 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
2629 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
2630 .lglobl unless TARGET_XCOFF. Formatting fixes.
2631 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2633 (HANDLE_PRAGMA_WEAK): Remove.
2634 (ASM_WEAKEN_LABEL): Remove.
2635 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
2637 2002-03-01 Jason Merrill <jason@redhat.com>
2639 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
2640 (TARGET_EXPR_CLEANUP): New macro.
2642 2002-02-28 Steve Ellcey <sje@cup.hp.com>
2644 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
2645 to take ptr_extend into account as third type of extension.
2646 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
2647 fields used by SUBREG_PROMOTED_UNSIGNED_P.
2648 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
2649 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
2650 * calls.c (precompute_arguments): Use new macro.
2651 (expand_call): Ditto.
2652 * combine.c (nonzero_bits): Ditto.
2653 (record_promoted_value): Ditto.
2654 * expr.c (store_expr): Ditto.
2655 (expand_expr): Ditto.
2656 * function.c (assign_parms): Ditto.
2658 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
2660 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
2661 override -shared and -shared-libgcc.
2663 2002-02-28 David O'Brien <obrien@FreeBSD.org>
2665 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
2667 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
2670 2002-02-28 Richard Henderson <rth@redhat.com>
2672 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
2673 4 cycle latency from MM producers.
2674 (ia64_internal_sched_reorder): Likewise with pipeline flush.
2676 2002-02-28 Jakub Jelinek <jakub@redhat.com>
2678 * mklibgcc.in: Don't use GNU make extension.
2680 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2682 * c-parse.in (STATIC): New terminal.
2683 (scspec): New non-terminal. Update productions accordingly.
2684 (program): Remove bogus ifc / end ifc.
2685 (array_declarator): Simplify production using STATIC.
2687 2002-02-28 Jim Meyering <meyering@lucent.com>
2689 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
2690 \a still means TARGET_BELL.
2692 2002-02-28 Richard Henderson <rth@redhat.com>
2694 * haifa-sched.c (sched_emit_insn): New.
2695 (schedule_block): Use last_scheduled_insn to track last insn.
2696 * sched-int.h (sched_emit_insn): Prototype.
2697 * config/ia64/ia64.c (last_issued): Remove.
2698 (ia64_variable_issue): Don't set it.
2699 (nop_cycles_until): Use sched_emit_insn.
2701 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
2703 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
2706 2002-02-28 Kazu Hirata <kazu@hxi.com>
2708 * config/h8300/h8300.c: Fix formatting.
2709 * config/h8300/h8300.h: Likewise.
2711 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
2713 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
2714 which may overwrite the high byte of the frame pointer.
2716 2002-02-28 Bo Thorsen <bo@suse.de>
2718 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
2719 (STARTFILE_SPEC): Add 64 bit files.
2720 (ENDFILE_SPEC): Likewise.
2722 2002-02-28 Jason Merrill <jason@redhat.com>
2724 * c-decl.c (finish_function): Only warn about missing return
2725 statement with -Wreturn-type.
2727 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
2729 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
2731 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
2732 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
2734 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
2736 * basic-block.h (BB_REACHABLE): Renumber.
2737 (BB_DIRTY, BB_NEW): New flags.
2738 (clear_bb_flags): Declare.
2739 (update_life_info_in_dirty_blocks): Declare.
2740 * cfg.c (clear_bb_flags): New function.
2741 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
2742 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
2743 reorder_insns, emit_insn_after): Mark block as dirty.
2744 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
2745 (update_life_info_in_dirty_blocks): New function.
2746 * recog.c (apply_change_group): Dirtify block.
2748 * cse.c (cse_insn): Reorder emitting of jump insn to keep
2750 * gcse.c (delete_null_pointer_checks): Likewise.
2752 * toplev.c (dump_file_index): Move cse2 after bp,
2754 (dump_file_info): Similary.
2755 (rest_of_compilation): Avoid most of CFG rebuilds;
2756 do first if converision after null pointer checks, do cse2
2757 after branch prediction; avoid full liveness rebuild after
2758 initializing subregs.
2759 * invoke.texi (-d options): Document -du, renumber.
2761 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
2762 (notice_new_block): Do not set BB_UPDATE_LIFE.
2763 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
2764 merge_blocks_move_successor_nojumps, merge_blocks,
2765 try_crossjump_to_edge): Likewise.
2766 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
2767 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
2768 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
2769 (merge_of_block): Do not use life_data_ok.
2770 (find_if_case_1): Do not use SET_UPDATE_LIFE.
2771 (if_convert): Use BB_DIRTY mechanizm to update life.
2772 * lcm.c (optimize_mode_switching): Update
2773 update_life_info_in_dirty_blocks
2775 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2777 * Makefile.in (integrate.o): Update.
2778 * c-decl.c (copy_lang_decl): Rename.
2779 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2780 * integrate.c: Include langhooks.h.
2781 (copy_decl_for_inlining): Update to use langhook.
2782 * langhooks-def.h (lhd_do_nothing_t,
2783 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
2784 (LANG_HOOKS_INITIALIZER): Update.
2785 * langhooks.c (lhd_do_nothing_t): New.
2786 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
2787 * tree.h (copy_lang_decl): Remove.
2789 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2791 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
2793 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
2794 POST_DEC, and POST_MODIFY.
2796 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2798 * c-typeck.c (digest_init): Remove unused parameter; all
2801 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
2803 * expmed.c (expand_shift): Correctly test for low part of a
2806 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
2808 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
2809 insn UIDs with insn addresses.
2811 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2813 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
2814 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
2815 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
2816 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
2817 gcc.c, toplev.c: Delete code implementing -traditional mode.
2819 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
2820 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
2821 Document removal of -traditional mode for compilation, and
2822 remove documentation only relevant to that mode.
2824 * config/nextstep.h, config/ptx4.h, config/svr4.h,
2825 config/convex/convex.h, config/d30v/d30v.h,
2826 config/i386/dgux.h, config/i386/osf1elf.h,
2827 config/i386/osfelf.h, config/i386/osfrose.h,
2828 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2829 config/m68k/hp310.h, config/m88k/dgux.h,
2830 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2831 config/m88k/m88k.h, config/m88k/openbsd.h,
2832 config/mips/abi64.h, config/mips/osfrose.h,
2833 config/mips/svr4-5.h, config/mips/svr4-t.h,
2834 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2835 config/stormy16/stormy16.h: Remove all references to
2836 -traditional from target specs. Delete all mention of the
2837 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2838 delete a couple of commented-out definitions of
2839 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2842 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2843 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2845 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2847 * mklibgcc.in: Don't use \n in a line subject to
2848 interpretation by echo.
2850 2002-02-27 Graham Stott <grahams@redhat.com>
2852 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2855 * loop.c (prescan_loop): Handle PARALLEL.
2857 * unroll.c (loop_iterations): Return 0 if the add_val for
2860 * final.c (output_operand_lossage): Constify PFX_STR.
2862 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2864 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2866 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2867 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2869 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2871 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2873 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2875 * cpplex.c (_cpp_lex_token): Handle directives in macro
2877 * cpplib.c (_cpp_handle_directive): Save and restore state
2878 if parsing macro args when entering a directive.
2879 * cppmacro.c (collect_args): No need to handle directives
2881 (enter_macro_context, replace_args): Use the original macro
2882 definition in case it was redefined whilst collecting arguments.
2886 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2888 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2889 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2890 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2892 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2893 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2894 (load_toc_v4_PIC_2): Same.
2896 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2898 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2900 2002-02-26 Richard Henderson <rth@redhat.com>
2902 * config/alpha/alpha.md (ashldi_se): Re-enable.
2904 2002-02-26 Richard Henderson <rth@redhat.com>
2906 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2907 MODULE_LOCAL_P; improve commentary.
2909 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2911 * doc/cpp.texi: Clarify documentation of relationship between
2914 2002-02-26 Kazu Hirata <kazu@hxi.com>
2916 * config/h8300/h8300-protos.h: Update the prototype for
2917 compute_logical_op_length. Add the prototype for
2918 compute_logical_op_cc.
2919 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2921 (compute_logical_op_cc): New.
2922 * config/h8300/h8300.md: Combine all the logical op patterns
2923 in HImode and SImode. Use compute_logical_op_cc.
2925 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2927 * config/i386/i386.c (print_operand): Don't append ATT-style
2928 length suffixs to x87 opcodes when in Intel mode.
2930 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2932 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2933 (init_emit_once): Update calls.
2934 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2935 (init_syntax_once): Prototype.
2937 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2939 * pa-linux.h (LIB_SPEC): Update definition.
2940 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2942 2002-02-26 Richard Henderson <rth@redhat.com>
2944 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2945 if we emitted a stop bit.
2947 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2949 * configure.in (libgcc_visibility): Substitute.
2950 * configure: Rebuilt.
2951 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2952 defined symbols .hidden.
2954 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2956 * attribs.c (c_common_attribute_table): Add visibility.
2957 (handle_visibility_attribute): New function.
2958 * varasm.c (assemble_visibility): New function.
2959 * output.h (assemble_visibility): Add prototype.
2960 * tree.h (MODULE_LOCAL_P): Define.
2961 * crtstuff.c (__dso_handle): Use visibility attribute.
2962 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2963 for MODULE_LOCAL_P symbols too.
2964 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2965 MODULE_LOCAL_P symbols the same way as local symbols.
2966 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2967 into .sdata/.sbss by the user.
2968 * doc/extend.texi (Function Attributes): Document visibility
2971 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2974 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2975 STRING_CST initializer spanning the whole variable without
2977 If expand_expr returned MEM, don't use it.
2979 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2981 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2982 generate a die for the lexical block.
2984 2002-02-26 Kazu Hirata <kazu@hxi.com>
2986 * config/h8300/h8300-protos.h: Add a prototype for
2987 compute_logical_op_length.
2988 * config/h8300/h8300.c (compute_logical_op_length): New.
2989 * config/h8300/h8300.md (anonymous logical patterns): Use
2990 compute_logical_op_length for length.
2992 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2994 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2996 (gen_type_die): Same.
2998 * attribs.c (handle_vector_size_attribute): Set debug information.
3000 2002-02-26 Daniel Egger <degger@fhm.edu>
3002 * config/rs6000/rs6000.md: Swap define_insn attributes to
3003 fix incorrect generation of merge high instructions instead
3006 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
3008 * c-typeck.c (really_start_incremental_init): Use
3009 bitsize_zero_node for vectors.
3011 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
3013 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
3014 ("*set_vrsave_internal"): Same.
3016 2002-02-25 Richard Henderson <rth@redhat.com>
3018 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
3019 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
3021 2002-02-25 Jakub Jelinek <jakub@redhat.com>
3024 * config/i386/i386.c (ix86_return_pops_args): Only pop
3025 fake structure return argument if it was passed on the stack.
3027 2002-02-25 Jason Merrill <jason@redhat.com>
3029 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
3032 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
3034 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
3035 link with shared_name only.
3036 * doc/invoke.texi (Link Options): Document new behavior.
3038 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
3040 * c-typeck.c (push_init_level): Handle vectors.
3042 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
3044 * config/sparc/sparc.c (const64_high_operand): Zero-extend
3045 operands of SPARC_SETHI_P.
3046 (input_operand): Likewise.
3047 (sparc_emit_set_const32): Likewise.
3048 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
3049 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
3050 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
3051 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
3052 (movdi_insn_sp64_vis): Likewise.
3053 (movdi split, movdf split): Use SETHI32.
3054 * doc/md.texi: Document SPARC constraints L, M and N.
3056 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
3058 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
3059 ("*set_vrsave_internal"): use mfspr for Darwin.
3061 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
3062 gen_get_vrsave_internal.
3064 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3066 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
3068 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
3070 * cpplex.c (cpp_interpret_charconst): Get signedness or
3071 otherwise of wide character constants correct.
3072 * cppexp.c (lex): Get signedness of wide charconsts correct.
3074 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3076 * optabs.c (widen_operand): Only call convert_modes for
3077 promoted SUBREG if signedness matches.
3078 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
3080 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3082 * cpplib.c (glue_header_name): Use local buffer to build up
3085 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3087 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
3089 2002-02-23 Kazu Hirata <kazu@hxi.com>
3091 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
3092 H8/300[HS] separately.
3093 * config/h8300/h8300.md: Remove the early clobber constraint
3094 from bit field patterns.
3096 2002-02-23 Kazu Hirata <kazu@hxi.com>
3098 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
3100 (mulhisi3): Likewise.
3101 (umulqisi3): Likewise.
3102 (umulhisi3): Likewise.
3104 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3106 * cppinit.c (output_deps): Correct test for stdout output.
3107 (init_dependency_output): Cure warning.
3109 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3111 * expr.c (store_expr): When converting expression to promoted
3112 equivalent type, allow using SUBREG_REG of TARGET as the target
3113 of the expansion of EXP.
3114 * loop.c (basic_induction_var, case SUBREG): Always look inside.
3115 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
3116 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
3117 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
3118 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
3120 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
3122 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
3123 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
3124 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
3126 2002-02-23 Jakub Jelinek <jakub@redhat.com>
3128 PR optimization/5747
3129 * loop.c (scan_loop): Update reg info if move_movables created new
3132 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3134 * gcc.c (init_gcc_spec): Revert last change.
3136 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3138 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
3139 gpc_reg_operand constraint.
3141 2002-02-23 Alan Modra <amodra@bigpond.net.au>
3143 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
3144 Simplify comparison of `low'.
3145 (add_operand): Fix formatting.
3146 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
3147 (mask_operand): Disallow mask to wrap in 64-bit mode.
3148 (rs6000_stack_info): Remove redundant test setting push_p.
3149 (output_toc): Fix formatting.
3150 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
3151 cc_reg_not_cr0_operand constraint.
3152 (booldi3, boolcdi3 splitters): Same.
3154 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
3156 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
3158 2002-02-22 David Edelsohn <edelsohn@gnu.org>
3160 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
3161 gcc invoked with -shared-libgcc.
3163 2002-02-22 Jakub Jelinek <jakub@redhat.com>
3166 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
3167 decl if any of elements was TREE_USED.
3169 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
3171 * config/sparc/sol2.h: Don't include sys/mman.h.
3172 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
3173 (arith_4096_operand): Don't throw high bits away.
3174 (const64_operand): Take sign extension of CONST_INTs into account.
3175 (const64_high_operand, sparc_emit_set_const32): Likewise.
3176 (GEN_HIGHINT64): Likewise.
3177 (sparc_emit_set_const64_quick1): Likewise.
3178 (const64_is_2insns): Likewise.
3179 (print_operand): Use trunc_int_for_mode for sign extension.
3180 * config/sparc/sparc.h (SMALL_INT32): Likewise.
3181 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
3182 chars. Assume CONST_INT is already properly sign-extended.
3183 (movdi split): Sign-extend each SImode part.
3184 (andsi3 split): Don't mask high bits off, so that result
3185 remains properly sign-extend.
3186 (iorsi3 split): Likewise.
3187 (xorsi3 split): Likewise.
3189 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
3191 * fold-const.c (fold): Fix typo in comments.
3193 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3195 * Makefile.in (langhooks.o): Update dependencies.
3197 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3199 * langhooks.c: Include flags.h.
3201 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
3203 * testsuite/gcc.dg/attr-alwaysinline.c: New.
3205 * c-common.c (c_common_post_options): Set inline trees by
3208 * doc/extend.texi (Function Attributes): Document always_inline
3210 Update documentation about inlining when not optimizing.
3212 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
3214 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
3215 unless DECL_ALWAYS_INLINE.
3217 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
3218 unless DECL_ALWAYS_INLINE.
3219 (c_disregard_inline_limits): Disregard if always_inline set.
3221 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3222 Disregard if always_inline set.
3223 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
3224 unless DECL_ALWAYS_INLINE.
3226 * attribs.c (handle_always_inline_attribute): New.
3227 (c_common_attribute_table): Add always_inline.
3229 * config/rs6000/altivec.h: Add prototypes for builtins
3230 requiring the always_inline attribute.
3232 2002-02-21 Eric Christopher <echristo@redhat.com>
3234 * expmed.c (store_bit_field): Try to simplify the subreg
3235 before generating a new one when when the mode size of
3236 value is less than maxmode.
3238 2002-02-21 Richard Henderson <rth@redhat.com>
3240 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
3241 than gen_rtx_PLUS to form the sum.
3242 * explow.c (force_reg): Rearrange to not allocate new pseudo
3243 when force_operand returns a register.
3244 * expr.c (expand_assignment): Allow offset_rtx expansion to
3245 return a sum. Do not force addresses into registers.
3246 (expand_expr): Likewise.
3247 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
3248 to canonicalize arithmetic that didn't simpify.
3249 (simplify_plus_minus): New argument force; update
3250 all callers. Don't split CONST unless we can do something with it,
3251 and wouldn't lose the constness of the operands.
3253 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
3254 that we generated earlier.
3256 2002-02-21 Tom Tromey <tromey@redhat.com>
3258 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3259 (output_line_info): Use constant `1', with a long explanatory
3261 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
3263 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
3265 * jump.c (redirect_jump): If old label has no UID, don't try to
3268 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
3270 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
3271 If input is constant, do shifts at compile time.
3273 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
3275 * doc/extend.texi: Fix some more overfull hboxes.
3277 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3279 PR optimization/4994
3280 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
3283 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3286 * expr.h (expand_and): Add mode argument.
3287 * expmed.c (expand_and): Add mode argument.
3288 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
3289 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
3290 * except.c (expand_builtin_extract_return_addr): Likewise.
3291 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3292 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
3293 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
3294 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
3295 * config/c4x/c4x.md: Use GEN_INT (x) instead of
3296 gen_rtx (CONST_INT, VOIDmode, x).
3298 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3301 * stmt.c (warn_if_unused_value): Move side effects test once more.
3303 2002-02-20 Torbjorn Granlund <tege@swox.com>
3305 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
3306 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
3308 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
3310 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
3311 SUBREG or ZERO_EXTEND.
3313 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
3315 * sh.h (current_function_anonymous_args): Remove.
3316 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
3317 of current_function_varargs and current_function_stdarg is set.
3318 * sh.c (sh_expand_prologue): Check current_function_varargs /
3319 current_function_stdarg / TARGET_SH5 instead of
3320 current_function_anonymous_args.
3322 * sh64.h (TARGET_VERSION): Define.
3324 2002-02-20 David Edelsohn <edelsohn@gnu.org>
3326 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
3327 VRSAVE_REGNO on TARGET_ALTIVEC.
3329 2002-02-20 Alan Modra <amodra@bigpond.net.au>
3331 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
3332 bits of SImode const_int.
3333 (includes_rshift_p): Likewise.
3334 (print_operand): Call mask_operand and mask64_operand with correct
3336 (rs6000_output_function_epilogue): Pad traceback table to word.
3337 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
3338 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
3339 mask64_operand with correct mode.
3340 (FUNCTION_ARG_REGNO_P): Correct parentheses.
3342 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3345 * varasm.c (get_pool_constant_mark): New.
3346 * rtl.h (get_pool_constant_mark): Add prototype.
3347 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
3348 be represented if it has not been output.
3350 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3352 * combine.c (do_SUBST): Sanity check substitutions of
3353 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
3354 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
3355 CONST_INT into its operand.
3356 (known_cond): Likewise, for ZERO_EXTEND.
3357 * simplify-rtx.c (simplify_unary_operation): Fix condition to
3358 allow for simplification of wide modes. Reject CONST_INTs in
3359 ZERO_EXTEND when their actual mode is not given.
3361 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3363 * c-decl.c (pushdecl): If no global declaration is found for an
3364 extern declaration in block scope, try a limbo one.
3366 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3369 * c-common.c (pointer_int_sum): Moved from...
3370 * c-typeck.c (pointer_int_sum): ...here.
3371 * c-common.h (pointer_int_sum): Add prototype.
3373 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3376 * c-decl.c (duplicate_decls): Return 0 if issued error about
3379 2002-02-20 Roger Sayle <roger@eyesopen.com>
3380 Jakub Jelinek <jakub@redhat.com>
3383 * tree.c (host_integerp): Ensure that the constant integer is
3384 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
3385 when pos is zero or non-zero respectively. Clarify comment.
3386 * c-format.c (check_format_info_recurse): Fix host_integerp
3387 usage; the pos argument should be zero when assigning to a
3388 signed HOST_WIDE_INT.
3390 2002-02-20 Richard Henderson <rth@redhat.com>
3392 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
3393 of the operand, rather than assuming TImode.
3394 (ix86_expand_binop_builtin): Cope with commutative patterns
3395 using nonimmediate_operand for both operands.
3396 (ix86_expand_timode_binop_builtin): Likewise.
3397 (ix86_expand_store_builtin): Validate operand 1.
3398 (ix86_expand_unop1_builtin): Likewise.
3400 2002-02-20 Philip Blundell <philb@gnu.org>
3403 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
3405 2002-02-20 Richard Henderson <rth@redhat.com>
3408 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
3410 2002-02-20 Tom Tromey <tromey@redhat.com>
3412 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3413 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3414 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3415 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3416 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
3419 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
3421 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
3422 for (const_int 0) in X not just INTVAL.
3424 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
3426 * doc/extend.texi: Avoid or reduce overfull hboxes.
3428 2002-02-20 Diego Novillo <dnovillo@redhat.com>
3430 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
3431 operations if the field does not start at a mode boundary.
3433 2001-02-20 Joel Sherrill <joel@OARcorp.com>
3435 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
3436 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
3437 Also done for -Acpu and -Amachine.
3439 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3441 * cppinit.c (init_dependency_output): Take deps output file
3442 from -o if none given with -MF. Suppress normal output.
3443 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
3444 * doc/cpp.texi, doc/invoke.texi: Update.
3446 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3448 * toplev.c (output_quoted_string): Write unprintable
3449 characters with octal escapes.
3451 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3453 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
3454 really_call_used[VRSAVE_REGNO] if not Altivec.
3456 2002-02-19 Alan Modra <amodra@bigpond.net.au>
3458 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
3460 (constant_pool_expr_1): Fix formatting.
3461 (rs6000_legitimize_reload_address): Likewise.
3463 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3465 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
3466 now that we have one.
3468 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3470 * tree.h (struct tree_common): Remove aux. Add unused_0 at
3471 end of first block of bitfields (which was only seven bits);
3472 rename dummy to unused_1; remove comment which is no longer true.
3474 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3476 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
3478 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3481 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
3485 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
3486 arm_is_longcall_p rather than inspecting call-type cookie
3488 (call_value_insn) [TARGET_THUMB]: Likewise.
3490 2002-02-19 Graham Stott <grahams@redhat.com>
3492 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
3494 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3496 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
3497 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
3498 (FP_SAVE_INLINE): Delete.
3500 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
3501 * config/rs6000/eabi.asm: Remove ABI save restore routines.
3502 * config/rs6000/t-ppccomm: Build crtsavres.o.
3503 * config/rs6000/crtsavres.asm: New file.
3505 2002-02-19 Philip Blundell <philb@gnu.org>
3507 * config/arm/arm.c (use_return_insn): Don't reject interrupt
3509 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
3510 (output_return_instruction): Allow interrupt functions to return with
3511 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
3512 (arm_expand_prologue): Subtract 4 before stacking LR in an
3515 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3517 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
3518 decl, not just FUNCTION_DECL.
3519 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
3520 (arm_assemble_integer): Likewise.
3521 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
3524 2002-02-19 matthew green <mrg@eterna.com.au>
3526 * config.gcc (sparc-*-netbsdelf*): Enable target.
3527 (sparc64-*-netbsd*): New target.
3528 * config/sparc/netbsd-elf.h: New file.
3529 * config/sparc/t-netbsd64: New file.
3531 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3533 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
3535 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
3537 * doc/invoke.texi: explicitly list the style guidelines that
3538 -Weffc++ checks for.
3540 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
3542 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
3544 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
3547 * gcc.c (cpp_unique_options): Treat -o as indicating object file
3548 only if not -E. If -E, pass -o through to the preprocessor.
3550 2002-02-19 Kazu Hirata <kazu@hxi.com>
3552 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
3553 register number with an appropriate macro.
3555 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3557 * doc/rtl.texi (Constants): Close @code tag.
3559 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
3561 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
3562 ("mmx_uavgv4hi3"): Same.
3563 ("pmulhrwv4hi3"): Same.
3565 * tree-inline.c (walk_tree): Handle vectors.
3567 * c-common.c (constant_expression_warning): Handle vectors.
3568 (overflow_warning): Same.
3570 * sched-deps.c (sched_analyze_2): Handle vectors.
3572 * rtlanal.c (rtx_unstable_p): Handle vectors.
3573 (rtx_varies_p): Same.
3574 (count_occurrences): Same.
3575 (regs_set_between_p): Same.
3576 (modified_between_p): Same.
3577 (modified_in_p): Same.
3578 (volatile_insn_p): Same.
3579 (volatile_refs_p): Same.
3580 (side_effects_p): Same.
3582 (inequality_comparisons_p): Same.
3583 (replace_regs): Same.
3584 (computed_jump_p_1): Same.
3586 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
3588 (inner_mode_array): New.
3589 (copy_rtx): Handle vectors.
3590 (copy_most_rtx): Same.
3591 (rtx_equal_p): Same.
3592 (get_mode_alignment): Adjust for vectors.
3594 * resource.c (mark_referenced_resources): Handle vectors.
3595 (mark_set_resources): Same.
3597 * reload1.c (eliminate_regs): Handle vectors.
3598 (elimination_effects): Same.
3599 (scan_paradoxical_subregs): Same.
3601 * reload.c (subst_reg_equivs): Handle vectors.
3603 * regrename.c (scan_rtx): Handle vectors.
3605 * regclass.c (reg_scan_mark_refs): Handle vectors.
3607 * recog.c (find_single_use_1): Handle vectors.
3609 * local-alloc.c (equiv_init_varies_p): Handle vectors.
3610 (contains_replace_regs): Same.
3611 (memref_referenced_p): Same.
3613 * integrate.c (copy_rtx_and_substitute): Handle vectors.
3614 (subst_constants): Same.
3616 * genattrtab.c (attr_copy_rtx): Handle vectors.
3617 (encode_units_mask): Same.
3618 (clear_struct_flag): Same.
3619 (count_sub_rtxs): Same.
3621 * gcse.c (want_to_gcse_p): Handle vectors.
3622 (oprs_unchanged_p): Same.
3623 (hash_expr_1): Same.
3624 (oprs_not_set_p): Same.
3625 (expr_killed_p): Same.
3626 (compute_transp): Same.
3627 (store_ops_ok): Same.
3629 * function.c (purge_addressof_1): Do not allow paradoxical subregs
3631 (fixup_var_refs_1): Same.
3632 (instantiate_virtual_regs_1): Same.
3634 * fold-const.c (operand_equal_p): Handle vectors.
3636 (rtl_expr_nonnegative_p): Same.
3638 * flow.c (mark_used_regs): Handle vectors.
3640 * df.c (df_uses_record): Handle vectors.
3642 * cselib.c (cselib_subst_to_values): Handle vectors.
3643 (cselib_mem_conflict_p): Same.
3646 * cse.c (canon_reg): Handle vectors.
3648 (cse_process_notes): Same.
3649 (count_reg_usage): Same.
3652 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
3654 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
3656 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
3657 (gen_rtx): Handle CONST_VECTOR.
3658 (gen_const_vector_0): New.
3659 (copy_rtx_if_shared): CONST_VECTORs can be shared.
3660 (reset_used_flags): Same.
3661 (copy_insn_1): Same.
3662 (initializer_constant_valid_p): Handle VECTOR_CST.
3664 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
3666 * doc/rtl.texi (Constants): Document const_vector.
3667 (CONST0_RTX): Update for vectors.
3668 (RTL sharing): Same.
3670 * print-tree.c (print_node): Add case for VECTOR_CST.
3672 * tree.h (TREE_VECTOR_CST_ELTS): New.
3673 (struct tree_vector): New.
3674 (union tree_node): Add vector node.
3675 (build_vector): Add prototype.
3677 * tree.def (VECTOR_CST): New.
3679 * tree.c (build_vector): New.
3681 * expmed.c (make_tree): Handle CONST_VECTOR.
3683 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
3684 (CONST_VECTOR_ELT): New.
3685 (CONST_VECTOR_NUNITS): New.
3687 * machmode.h (GET_MODE_INNER): New.
3688 (DEF_MACHMODE): Accept 8th arg.
3690 * machmode.def: Add 8th argument for vector inner mode.
3691 Add inner vector modes for vectors.
3693 * rtl.def (VEC_CONST): Remove.
3694 (CONST_VECTOR): New.
3696 * expr.c (clear_storage): Allow vectors.
3697 (is_zeros_p): Handle VECTOR_CST.
3699 * varasm.c (output_constant_pool): Handle vectors.
3700 (rtx_const): Add veclo and vechi fields.
3701 (kind): Add RTX_VECTOR.
3702 (decode_rtx_const): Add case for vector.
3704 * config/rs6000/rs6000-protos.h: Add zero_constant.
3706 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
3707 constants. Force easy vector constants into memory.
3708 (easy_vector_constant): New.
3709 (emit_easy_vector_constant): New.
3710 (rs6000_legitimize_reload_address): Do not generate bad reloads on
3713 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
3715 ("altivec_lvxl"): Same.
3716 (altivec_lvebx): Same.
3717 (altivec_lvehx): Same.
3718 (altivec_lvewx): Same.
3719 ("*movv4si_const0"): New.
3720 ("*movv4sf_const0"): New.
3721 ("*movv8hi_const0"): New.
3722 ("*movv16qi_const0"): New.
3724 2002-02-18 Kazu Hirata <kazu@hxi.com>
3726 * config/h8300/h8300.c (notice_update_cc): Use
3729 2002-02-18 Kazu Hirata <kazu@hxi.com>
3731 * config/h8300/h8300.md (divmod patterns): Change the
3732 constraints for operands[1] to register_operand.
3734 2002-02-18 Kazu Hirata <kazu@hxi.com>
3736 * config/h8300/h8300-protos.h: Remove the prototype for
3738 * config/h8300/h8300.c (p_operand): Remove.
3739 * config/h8300/h8300.md: Replace p_operand with
3742 2002-02-18 Philip Blundell <pb@nexus.co.uk>
3744 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
3746 (output_return_instruction): Allow use of LDR to unstack
3747 return addresss even for interrupt handlers or when
3748 interworking. If compiling for ARMv5, use interworking-safe
3749 return instructions by default. Remove duplicated code and
3750 lengthy "strcat" sequences.
3752 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3754 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
3755 (LINK_EH_SPEC): Define.
3756 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
3758 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3760 * config/s390/s390.c (s390_emit_prologue): Do not set the
3761 frame_related flag for call-clobbered registers.
3763 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
3765 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
3766 (construct_container): Fix handling of SSE operands.
3767 (ix86_expand_builtin): Fix handling of 64bit pointers.
3768 (mmx_maskmovq_rex): New pattern.
3770 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
3772 * regrename.c (kill_set_value): Handle subregs properly.
3774 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
3776 * objc/objc-act.c (handle_impent): Remove leading '*'
3777 from objc_class_name.
3779 2002-02-17 Richard Henderson <rth@redhat.com>
3781 * config/alpha/alpha.c (some_small_symbolic_operand,
3782 some_small_symbolic_operand_1, split_small_symbolic_operand,
3783 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
3784 Handle small SYMBOL_REFs anywhere, not just inside memories.
3785 * config/alpha/alpha-protos.h: Update.
3786 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3787 * config/alpha/alpha.md (small symbolic operand splitter): Update.
3789 2002-02-17 Roland McGrath <roland@frob.com>
3791 * config.gcc (powerpc-*-gnu-gnualtivec*,
3792 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
3793 * config/rs6000/gnu.h: New file.
3794 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
3795 Grok "gnu" in rs6000_abi_name.
3796 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
3797 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
3798 Grok -mcall-gnu analogous to -mcall-linux et al.
3799 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
3800 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
3801 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
3803 2002-02-17 Jakub Jelinek <jakub@redhat.com>
3806 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
3809 2002-02-17 Philipp Thomas <pthomas@suse.de>
3811 * config/cris/cris.h: Undefine STARTFILE_SPEC and
3812 ENDFILE_SPEC before (re)defining them.
3814 2002-02-17 Kazu Hirata <kazu@hxi.com>
3816 * config/h8300/h8300.c: Fix formatting.
3817 * config/h8300/h8300.h: Likewise.
3819 2002-02-17 Philipp Thomas <pthomas@suse.de>
3821 * doc/tm.texi: Explain why empty strings should not be
3822 marked for translation.
3824 2002-02-17 Philipp Thomas <pthomas@suse.de>
3826 * final.c (output_operand_lossage): Changed to accept
3827 printf style arguments. Change calls where necessary.
3828 * output.h (output_operand_lossage): Change declaration
3829 accordingly. Update copyright.
3830 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3831 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3832 Update copyright date where necessary.
3834 * config/i386/i386.c (print_operand): Likewise. Remove use of
3837 * config/cris/cris.c (cris_operand_lossage): Likewise.
3838 Rename parameter so that exgettext recognizes it as
3839 translatable message.
3840 (LOSE_AND_RETURN): Rename parameter to msgid.
3842 2002-02-17 Kazu Hirata <kazu@hxi.com>
3844 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3845 hard coded register number with an appropriate macro.
3846 (HARD_REGNO_MODE_OK): Likewise.
3847 (ARG_POINTER_REGNUM): Likewise.
3848 (STATIC_CHAIN_REGNUM): Likewise.
3849 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3850 * config/h8300/h8300.md (define_constants): Define more
3853 2002-02-17 Philipp Thomas <pthomas@suse.de>
3855 * config/i386/i386.h: Don't mark empty strings for translation.
3857 2002-02-16 H.J. Lu <hjl@gnu.org>
3859 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3861 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3863 * cppinit.c (merge_include_chains): Check for brack being
3864 NULL before attempting to merge it with qtail.
3866 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3868 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3871 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3873 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3875 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3877 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3878 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3879 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3881 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3883 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3884 now only if !TARGET_FIX.
3885 (*movsi_nt_vms_fix): New pattern.
3887 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3889 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3890 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3891 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3892 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3893 (alpha_start_function, alpha_expand_epilogue): Likewise.
3894 (unicosmk_gen_dsib): Likewise.
3896 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3898 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3900 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3902 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3903 check_and_change_labels, s390_final_chunkify): Delete.
3904 (s390_split_branches, s390_chunkify_pool): New functions.
3905 (s390_function_prologue): Call them.
3907 * config/s390/s390.h (S390_REL_MAX): Delete.
3908 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3910 * config/s390/s390.md (cjump, icjump, jump): Fix length
3911 attribute calculation.
3914 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3916 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3917 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3919 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3921 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3922 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3923 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3925 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3927 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3929 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3931 * reload.c (find_dummy_reload): Check that an output register
3932 is valid for its mode.
3934 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3936 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3939 * function.c (assign_parms): Demote promoted argument passed by
3940 transparent reference.
3942 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3944 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3945 -Acpu() and -Amachine() to eliminate warnings.
3947 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3949 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3951 2002-02-14 Kazu Hirata <kazu@hxi.com>
3953 * config/h8300/h8300-protos.h: Update the prototype for
3955 * config/h8300/h8300.c (const_costs): Treat SET as a little
3956 more expensive operation.
3957 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3958 reference to const_costs.
3960 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3962 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3964 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3967 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3968 use arguments from newtype.
3970 2002-02-13 Eric Christopher <echristo@redhat.com>
3972 * config/mips/mips.c (override_options): Add check for march/mipsX
3973 on the same command line. Fix error message in cpu processing.
3974 Remove architecture and ISA checks.
3976 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3978 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3980 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3982 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3984 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3986 ("*movv8hi_internal1"): Same.
3987 ("*movv16qi_internal1"): Same.
3988 ("*movv4sf_internal1"): Same.
3990 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3991 not push_reload for altivec modes.
3993 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3995 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3996 all RTEMS targets including removal of #includes from config/*/rtems*.h
3997 file and adding them to tm_file setting. Added xm_defines=POSIX to
3999 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
4000 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
4001 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
4002 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
4003 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
4004 config/m68k/rtemself.h: Ditto.
4005 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
4006 config/mips/rtems64.h: Ditto.
4007 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
4008 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
4010 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
4011 config/sparc/rtemself.h: Ditto.
4012 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
4013 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
4014 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
4016 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
4017 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
4018 target made more similar to i386-elf.
4019 * config/i386/t-rtems-i386: Added soft float support and multilibs.
4020 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
4021 be similar to config/m68k/t-m68kelf.
4022 * gthr-rtems.h: Encapsulate with extern "C" for C++.
4024 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
4026 * regmove.c (kill_value): Handle subregs.
4028 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
4030 * i386.md (mul patterns): Allow memory operand to be first;
4031 add expanders where needed; fix constraints.
4032 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
4033 Allow memory operand to be the first.
4035 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
4038 2002-02-13 Jakub Jelinek <jakub@redhat.com>
4041 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
4044 2002-02-13 Jakub Jelinek <jakub@redhat.com>
4046 PR optimization/5547:
4047 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
4048 all valid IA-32 address modes involving non-scaled %ebx and
4049 GOT/GOTOFF as displacement.
4051 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
4053 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
4054 after emitting ltorg insns.
4056 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
4057 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
4058 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
4059 *abssf2): Fix "op_type" attribute.
4061 2002-02-13 Douglas B Rupp <rupp@gnat.com>
4063 * mkconfig.sh: Avoid using a subshell redirect.
4064 ($output.T): Change to $(output)T.
4065 (ENABLE_NLS): Remove unneeded undef.
4067 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
4068 * config/alpha/x-vms (libsubdir): Define.
4070 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
4071 register frame procedures. Optimize retrieving context.
4073 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
4074 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
4075 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
4077 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4079 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
4080 Make same change as for find_base_value.
4082 2002-02-13 Kazu Hirata <kazu@hxi.com>
4084 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
4085 of QImode and SImode.
4087 2002-02-13 Kazu Hirata <kazu@hxi.com>
4089 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
4090 length computation of movsi.
4091 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
4093 2002-02-13 Kazu Hirata <kazu@hxi.com>
4095 * config/h8300/h8300.md (subqi3): Tighten the predicate for
4096 operands[2] to register_operand.
4098 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
4100 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
4102 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
4104 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
4105 for altivec_lvx* and altivec_stvx*.
4106 ("*movv4si_internal"): Add constraint for loading from GPRs.
4107 ("*movv8hi_internal1"): Same.
4108 ("*movv16qi_internal1"): Same.
4109 ("*movv4sf_internal1"): Same.
4111 * config/rs6000/rs6000.c (altivec_register_operand): New.
4113 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4114 altivec_register_operand.
4116 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
4118 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
4121 2002-02-13 Stan Shebs <shebs@apple.com>
4123 * c-typeck.c (digest_init): Handle vectors.
4124 (really_start_incremental_init): Same.
4125 (pop_init_level): Same.
4126 (process_init_element): Same.
4128 * varasm.c (output_constant): Same.
4130 * expr.c (clear_storage): Same.
4131 (store_constructor): Same.
4133 2002-02-12 Eric Christopher <echristo@redhat.com>
4135 * explow.c (hard_function_value): Add comment explaining
4136 signed/unsigned comparison.
4138 2002-02-12 Jakub Jelinek <jakub@redhat.com>
4140 * jump.c (never_reached_warning): Add finish argument.
4141 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
4142 real insn after end.
4143 * rtl.h (never_reached_warning): Adjust prototype.
4144 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
4145 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
4146 never_reached_warning.
4148 2002-02-12 Graham Stott <grahams@redhat.com>
4150 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
4152 2002-02-12 Kazu Hirata <kazu@hxi.com>
4154 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
4155 logical shifts on H8/300.
4156 (shift_alg_si): Improve several shifts on H8/300.
4157 (get_shift_alg): Likewise.
4159 2002-02-12 Graham Stott <grahams@redhat.com>
4161 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
4163 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4165 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
4166 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
4168 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
4170 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
4171 non-CONST_INT through default_assemble_integer.
4172 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
4173 <case 8>: Abort for CONST_DOUBLE.
4175 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4177 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
4179 * config/pa/pa-linux.h (LIB_SPEC): Delete.
4180 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4182 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
4184 * config/stormy16/stormy16.md (zero_extendqihi2): New.
4186 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
4188 * regrename.c (regrename_optimize): Don't accept a
4189 part-clobbered register if the replaced register is not part
4192 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
4193 take padding into account when computing the argument value.
4195 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
4197 * combine.c (try_combine): Apply substitutions in
4198 CALL_INSN_FUNCTION_USAGE too.
4200 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
4202 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
4203 __builtin_altivec_abs*.
4206 * config/rs6000/rs6000.h (rs6000_builtins): Add
4207 ALTIVEC_BUILTIN_ABS*.
4209 * config/rs6000/altivec.h: Use const char for builtins expecting
4211 (vec_abs): New versions for C and C++.
4214 2002-02-10 Kazu Hirata <kazu@hxi.com>
4216 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
4219 2002-02-10 Kazu Hirata <kazu@hxi.com>
4221 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
4222 constant definition from h8300.md.
4223 (FRAME_POINTER_REGNUM): Likewise.
4224 * config/h8300/h8300.md (define_constants): Add FP_REG.
4226 2002-02-10 Kazu Hirata <kazu@hxi.com>
4228 * config/h8300/h8300.c (print_operand): Remove redundant code.
4230 2002-02-10 Kazu Hirata <kazu@hxi.com>
4232 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
4233 * config/h8300/h8300.c (byte_reg): Make it static.
4235 2002-02-10 Richard Henderson <rth@redhat.com>
4238 * c-typeck.c (incomplete_type_error): Handle flexible array members.
4240 2002-02-10 Richard Henderson <rth@redhat.com>
4243 * tree.c (append_random_chars): Don't abort if main_input_filename
4246 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
4248 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
4250 2002-02-10 Kazu Hirata <kazu@hxi.com>
4252 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
4253 (pushhi1): Likewise.
4255 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
4257 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
4258 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
4260 2002-02-09 David O'Brien <obrien@FreeBSD.org>
4262 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
4264 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
4266 2002-02-09 Kazu Hirata <kazu@hxi.com>
4268 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
4269 a half of an SImode register on H8/300.
4271 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
4273 * i386.md (movdi_2): Add missing '!'.
4275 2002-02-09 Kazu Hirata <kazu@hxi.com>
4277 * config/h8300/h8300.h: Fix formatting. Remove commented-out
4280 2002-02-09 Kazu Hirata <kazu@hxi.com>
4282 * config/h8300/h8300.md (length): Correct the distance valid
4283 for the short branch.
4285 2002-02-09 Kazu Hirata <kazu@hxi.com>
4287 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
4289 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4291 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
4292 registers in SImode.
4293 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
4296 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
4299 Contribute sh64-elf.
4300 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4301 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
4302 (sh_cannot_modify_jumps_p): New function.
4303 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4304 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
4305 (sh_ms_bitfield_layout_p): New function.
4306 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
4307 Zack Weinberg <zack@codesourcery.com>
4308 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
4309 expand_simple_binop instead of expand_binop.
4310 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
4311 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
4312 use of .quad and .uaquad.
4313 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
4314 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
4315 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4316 * config/sh/sh.md (movdi_const, movdi_const_32bit,
4317 movdi_const_16bit): Make sure all CONSTs have modes.
4318 (sym2PIC): Ditto, but by adjusting all callers.
4319 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
4320 if the prologue calls the SHmedia argument decoder or register
4322 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4323 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
4324 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4325 (sh_expand_epilogue): Don't emit USE of return target register.
4326 (prepare_move_operands): Legitimize DImode PIC addresses.
4327 (sh_media_register_for_return): Skip tr0, used to initialize the
4329 (sh_expand_prologue): Remove explicit USE of return register.
4330 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
4331 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
4332 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
4333 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
4334 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
4336 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
4337 (MOVI_SHORI_BASE_OPERAND_P): New.
4338 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
4339 (EXTRA_CONSTRAINT_T): Define in terms of them.
4340 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
4341 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
4342 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
4343 alternatives supporting TARGET_REGS.
4344 (UNSPEC_GOTPLT): New constant.
4345 (movdi split): Move incrementing of LABEL_NUSES...
4346 (movdi_const, movdi_const_32bit): Here. Use
4347 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
4348 (movdi_const_16bit): New.
4349 (call, call_value) [flag_pic]: Use GOTPLT.
4350 (call_pop, call_value_pop): New expands.
4351 (call_pop_compact, call_pop_rettramp): New insns.
4352 (call_value_pop_compact, call_value_pop_rettramp): New insns.
4353 (sibcall) [flag_pic]: Use GOT.
4354 (builtint_setjmp_receiver): Remove bogus, unused expand.
4355 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
4356 (*pt, *ptb, ptrel): New insns.
4357 (sym2GOT): Handle DImode GOT.
4358 (sym2GOTPLT, symGOTPLT2reg): New expands.
4359 (sym2PIC): New expand.
4360 (shcompact_return_tramp): Use GOTPLT to return trampoline.
4361 (shcompact_return_tramp_i): Use return register explicitly.
4362 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
4363 disable flag_reorder_blocks.
4364 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
4365 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
4366 clobbers, for clarity.
4367 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
4368 restoring of r0 in macl as MAYBE_DEAD.
4369 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
4370 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
4371 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
4372 alter_subreg all over.
4373 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
4374 reload, instead of emitting instructions that would require
4376 (casesi_load_media): Add missing modes.
4377 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
4378 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
4379 as used if the argument decoder is called.
4380 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4381 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
4382 Pmode, then extend it to DImode if necessary.
4383 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4384 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
4385 constants in FPU-enabled SHmedia, let them be loaded from memory.
4386 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4387 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
4388 Adjust whitespace in assembly output templates.
4389 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4390 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
4391 mode of if_then_else.
4392 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
4393 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
4395 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
4396 Joern Rennecke <amylaar@redhat.com>
4397 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
4398 (SUBTARGET_CPP_PTR_SPEC): New.
4399 (SUBTARGET_CPP_SPEC): Remove.
4400 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4401 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4402 Fix typo in previous checkin.
4403 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
4404 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
4405 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
4406 Alexandre Oliva <aoliva@redhat.com>
4407 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
4408 what single FP register can hold for SHmedia target.
4409 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4410 Alexandre Oliva <aoliva@redhat.com>
4411 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4412 Do not split into SUBREG.
4413 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
4414 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
4415 and added new functions as specified in SH5 ABI r9.
4416 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
4417 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
4419 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
4420 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
4421 gen_consttable_4 and gen_consttable_8. Emit multiple labels
4422 and consttable_window_ends.
4423 2001-06-03 Graham Stott <grahams@redhat,com>
4424 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
4425 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
4426 * config/sh/sh.c (print_operand): Handle floating-point pair,
4427 vector and matrix registers.
4428 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
4429 vector modes into account.
4430 * config/sh/sh.md (movv2sf): Split move between registers into
4432 (movv4sf, movv16sf): Introduce insns that get split only after
4434 * config/sh/shmedia.h: Fix Copyright dates.
4435 * config/sh/ushmedia.h: Likewise. Move loop counter
4436 declarations into conditionals that uses them.
4437 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
4439 * config/sh/sshmedia.h: Fix Copyright dates.
4440 (sh_media_PUTCFG): Fix constraints.
4441 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4442 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
4443 ptrmemfunc_vbit_in_delta for SH5.
4444 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
4445 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
4446 * invoke.texi: Likewise.
4447 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4448 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
4449 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
4450 GCC_pop_shmedia_regs_nofpu): New global symbols.
4451 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
4452 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
4453 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
4454 compact function with nonlocal labels.
4455 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
4456 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
4457 (initial_elimination_offset): Account for their stack space.
4458 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
4459 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
4460 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
4461 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
4462 least one of the operands to be a register.
4463 (movv2sf): Likewise. Renamed to movv2sf_i.
4464 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
4465 prepare_move_operands() before emitting SHmedia insns.
4466 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4467 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
4468 Don't save nor initialize r12. Don't mis-align the stack.
4469 Pad the code with a nop.
4470 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
4472 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
4473 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
4474 [__SHMEDIA__]: Implement.
4475 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
4476 * config/sh/sh.md: Set latency of `pt' closer to reality.
4477 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
4478 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
4479 Set move, load and store type attributes.
4480 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
4481 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
4483 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
4484 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
4485 * config/sh/sh.c (sh_media_register_for_return): New function.
4486 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
4487 branch-target register.
4488 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
4489 * config/sh/sh.md (return_media_i): Use any call-clobbered
4490 branch-target register.
4491 (return_media): If r18 wasn't copied in the prologue, copy it
4493 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
4494 Clear class FP0_REGS.
4495 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
4497 2001-03-08 DJ Delorie <dj@redhat.com>
4498 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
4499 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4500 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
4501 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4502 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
4503 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
4504 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
4505 return value correctly for call_cookie.
4506 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4507 * config/sh/crt1.asm (start): Modified so as to call
4508 ___setup_argv_and_call_main.
4509 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
4510 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
4512 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
4513 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
4514 (STRIP_NAME_ENCODING): Use it.
4515 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
4516 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4517 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
4518 prepare_scc_operands().
4519 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
4520 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
4521 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
4522 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
4523 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4524 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
4525 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
4526 used in shcompact_incoming_args.
4527 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
4529 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
4531 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
4533 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4534 Simplify. Adjust. Add sanity check.
4535 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
4537 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
4539 (udivsi3, divsi3): Use them.
4540 (force_mode_for_call): New insn.
4541 (call, call_value, sibcall_value): Emit it before SHcompact
4543 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4544 * config/sh/sh.md (call, call_value, sibcall): Make sure the
4545 call cookie is non-NULL before taking its value.
4546 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
4547 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
4548 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4549 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
4551 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
4552 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
4553 temporary for stack adjusts. Use MACL and MACH to pass
4554 arguments to shcompact_incoming_args.
4555 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
4557 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
4558 (nested_trampoline): Load static chain address into r1.
4559 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
4560 2001-01-07 Alexandre Oliva <aoliva@redhat.com
4561 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
4562 fp_arith_reg_operand().
4563 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
4564 * config/sh/sh.md (casesi): Sign-extend the first two operands,
4565 and use signed compares for them.
4566 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
4567 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
4568 ones properly aligned.
4569 (find_barrier): Account for extra alignment needed for 8-byte wide
4571 (machine_dependent_reorg): Require a label for the second 4-byte
4572 constant after an 8-byte one.
4573 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
4575 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4576 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
4577 last_float when switching float modes.
4578 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
4579 auto-increment for general-purpose registers.
4580 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
4582 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
4584 * config/sh/sh.c (sh_builtin_saveregs): Support using all
4585 registers for varargs.
4586 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
4587 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
4588 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
4589 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
4590 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
4591 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
4592 call_cookie accordingly.
4593 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
4594 (SHCOMPACT_BYREF): Likewise.
4595 (SHCOMPACT_FORCE_ON_STACK): New macro.
4596 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
4597 (sh_builtin_saveregs): Likewise.
4598 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4599 shcompact_incoming_args): Use new shift values. Support
4600 sequences of consecutive and non-consecutive pushes/pops.
4601 * config/sh/sh.md (return): Don't explicitly use PR_REG.
4602 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
4603 * config/sh/sh.h (TEXT_SECTION): Define.
4604 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
4605 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4606 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
4607 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
4608 return values on FPU-enabled SHmedia.
4609 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
4610 FPU-enabled SHmedia.
4611 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
4612 value is returned in a non-FP reg and is not returned by
4614 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
4616 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
4617 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
4618 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
4619 quad-aligned to be passed by callee-copy reference.
4620 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
4621 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
4622 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
4623 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
4624 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
4625 copying low-numbered FP regs to r7 and r8.
4626 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
4627 FP regs to general-purpose regs only if the copy was passed on the
4629 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
4630 copying FP reg to r9.
4631 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
4632 copy FP regs to general-purpose regs only in outgoing calls.
4633 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
4634 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
4636 * config/sh/sh.h (struct sh_args): Document all fields.
4637 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
4638 passed partially on the stack should not consider making
4640 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
4641 stack_regs only for incoming calls. When passing FP args,
4642 make sure there are FP regs available before modifying
4644 (SHCOMPACT_BYREF): Pass double args in general-purpose
4645 registers by reference.
4646 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
4647 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
4648 attempt to generate sibcalls if the caller got any arguments
4650 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
4651 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
4652 to 8-byte boundaries.
4653 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
4654 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
4655 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
4656 stored in the stack.
4657 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
4658 for the offsets to have the ISA bit set.
4659 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
4660 invocation. Use beq instead of bgt to mark end of sequence of
4662 (shcompact_incoming_args): Fix store of r2. Use beq instead of
4663 bgt to mark end of sequence of stores.
4664 * config/sh/sh.c (arith_operand): Don't check whether
4665 CONST_OK_FOR_J for now.
4666 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
4667 instead of long for conversion.
4668 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
4669 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
4670 before passing it to fprintf.
4671 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
4672 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
4673 Call set_fpscr before reading/writing SR.
4674 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
4676 * config/sh/lib1funcs.asm: Add `.align 2' directives before
4678 (FMOVD_WORKS): Define on SH5 with FPU.
4679 (set_fpscr): Define on SH5. Remove separate _fpscr_values
4681 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
4683 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
4684 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
4686 (ia_main_table): Ditto.
4687 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
4688 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4689 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
4690 the definitions from sh.h.
4691 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
4693 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
4694 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
4695 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4696 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
4697 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
4698 Increment LABEL_NUSES.
4700 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
4702 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
4704 * config/sh/elf.h (SIZE_TYPE): Likewise.
4705 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4706 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4707 shcompact_incoming_args): Load switch table addresses using
4709 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4710 (NO_BUILTIN_SIZE_TYPE): Define.
4711 (SIZE_TYPE): Don't define.
4712 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4713 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
4714 definition of __SH5__=32 for -m5-compact-nofpu.
4715 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
4717 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
4718 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
4719 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
4720 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
4721 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
4722 (INSN_LENGTH_ALIGNMENT): Likewise.
4723 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4724 * config/sh/sh.md (call, call_value, sibcall): Simplify
4725 copying of non-branch-target register.
4726 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4727 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
4728 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
4729 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4730 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
4731 floating-point values as structs.
4732 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
4733 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
4734 general-purpose register.
4735 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
4736 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4737 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
4738 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
4739 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
4740 (ENCODE_SECTION_INFO): Enclose variables and constants in
4742 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
4743 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
4744 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
4745 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
4746 only for LABEL_REFs. For SYMBOL_REFs, prepend
4747 SH_DATALABEL_ENCODING to the symbol name.
4748 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
4750 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4751 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
4753 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
4754 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
4755 (DATALABEL_REF_P): Don't require CONST.
4756 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
4758 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
4759 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
4761 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4762 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
4763 Use shallow_copy_rtx and PUT_MODE to change the mode of
4764 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
4765 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
4766 on SHmedia using GENERAL_REGs.
4767 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4768 bltu_media_i): Fix reversion of conditions.
4769 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4770 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
4771 * config/sh/sh.c (output_far_jump): Save r13 in macl.
4772 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
4773 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
4774 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
4775 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
4776 (GCC_nested_trampoline): Likewise.
4777 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
4778 * config/sh/sh.c (gen_datalabel_ref): Define.
4779 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
4780 (INITIALIZE_TRAMPOLINE): Likewise.
4781 (TRAMPOLINE_ADJUST_ADDRESS): Define.
4782 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
4783 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
4784 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
4785 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
4786 (ic_invalidate): Adjust for SH5.
4787 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
4788 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
4790 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
4791 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
4792 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
4793 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4794 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
4795 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
4796 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4797 * config/sh/sh.c (target_reg_operand): Match only target-branch
4798 registers and pseudos that aren't virtual registers.
4799 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4800 Copy operands that don't match target_reg_operand to pseudos.
4801 (call_media, call_value_media, sibcall_media): Use
4802 target_reg_operand instead of target_operand.
4803 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
4804 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
4805 * config/sh/sh.c (target_reg_operand): Match hardware registers
4806 other than branch-target registers.
4807 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
4808 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
4809 (fpscr_values) [SH5 == 32]: Define.
4810 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
4811 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4812 Handle function addresses coming in SUBREGs.
4813 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
4814 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4815 shcompact_return_trampoline): Use datalabel where appropriate.
4816 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
4817 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
4818 general-purpose register to copy one branch-target register to
4820 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4821 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
4822 SYMBOL_REFs with VOIDmode.
4823 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4824 bltu_media_i): New insns.
4825 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4826 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
4827 (INIT_CUMULATIVE_ARGS): Likewise.
4828 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4829 * machmode.def (V16SFmode): New mode.
4830 * c-common.c (type_for_mode): Support V2SF and V16SF.
4831 * tree.c (build_common_tree_nodes_2): Likewise.
4832 * tree.h (tree_index): Likewise.
4833 * calls.c (emit_call_1): Take args_so_far. Adjust all
4834 callers. Introduce CALL_POPS_ARGS.
4835 * tm.texi (CALL_POPS_ARGS): Document.
4836 * config/sh/crt1.asm: Implement in SHmedia mode.
4837 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4838 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4839 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4840 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4841 Implement divsi and udivsi in SHmedia mode. Introduce
4842 SHcompact trampolines.
4843 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4845 (regno_reg_class): Rewrite.
4846 (fp_reg_names): Remove.
4847 (sh_register_names, sh_additional_register_names): New.
4848 (print_operand): Added `u'. Support SUBREGs in addresses.
4849 Add parentheses around shifted CONSTs.
4850 (output_file_start): Output .mode and .abi directives.
4851 (shiftcosts, addsubcosts, multcosts): Adjust.
4852 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4853 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4854 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4855 bytes, not registers. Take into account the need for the
4856 SHcompact incoming args trampoline. Adjust all callers.
4857 (sh_expand_prologue): Take stack_regs into account. Call
4858 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4859 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4860 stack aligned as per SH5 ABI.
4861 (sh_builtin_saveregs): Support SH5 ABI.
4862 (sh_build_va_list, sh_va_start): Likewise.
4863 (initial_elimination_offset): Take alignment into account.
4864 Compute location of PR according to the SH5 stack frame.
4865 (arith_reg_operand): Reject branch-target registers.
4866 (shmedia_6bit_operand): New.
4867 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4868 (target_reg_operand): Match DImode only. Accept SUBREGs.
4869 (target_operand): New.
4870 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4871 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4872 SIBCALL_REGS for SHmedia.
4873 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4874 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4875 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4876 (TARGET_SWITCHES): New SH5 flags.
4877 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4878 VALID_REGISTER_P to disable unsupported registers.
4879 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4880 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4881 (FUNCTION_ARG_PADDING): Define.
4882 (FASTEST_ALIGNMENT): Adjust.
4883 (SH_REGISTER_NAMES_INITIALIZER): New.
4884 (sh_register_names): Declare.
4885 (DEBUG_REGISTER_NAMES): Define.
4886 (REGISTER_NAMES): Define based on sh_register_names.
4887 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4888 (sh_additional_register_names): Declare.
4889 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4890 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4891 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4892 (REGISTER_NATURAL_MODE): Define.
4893 (FIRST_PSEUDO_REGISTER): Adjust.
4894 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4895 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4896 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4897 (VECTOR_MODE_SUPPORTED_P): Define.
4898 (REG_CLASS_CONTENTS): Adjust.
4899 (SMALL_REGISTER_CLASSES): Adjust.
4900 (REG_ALLOC_ORDER): Adjust.
4901 (INDEX_REG_CLASS): Adjust.
4902 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4903 (CONST_OK_FOR_LETTER_P): Adjust.
4904 (PREFERRED_RELOAD_CLASS): Adjust.
4905 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4906 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4907 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4908 (FIRST_FP_PARM_REG): Adjust.
4909 (CALL_POPS_ARGS): Define.
4910 (FUNCTION_ARG_REGNO_P): Adjust.
4911 (struct sh_args): New fields.
4912 (GET_SH_ARG_CLASS): Adjust.
4913 (INIT_CUMULATIVE_ARGS): Adjust.
4914 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4915 (FUNCTION_ARG_ADVANCE): Adjust.
4916 (FUNCTION_ARG): Adjust.
4917 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4918 (FUNCTION_ARG_CALLEE_COPIES): Define.
4919 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4920 (STRICT_ARGUMENT_NAMING): Define.
4921 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4922 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4923 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4924 (SETUP_INCOMING_VARARGS): Adjust.
4925 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4926 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4927 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4928 (SUBREG_OK_FOR_INDEX_P): Adjust.
4929 (EXTRA_CONSTRAINT_S): Update.
4930 (EXTRA_CONSTRAINT_T): New.
4931 (EXTRA_CONSTRAINT): Adjust.
4932 (GO_IF_LEGITIMATE_INDEX): Adjust.
4933 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4934 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4936 (MAX_MOVE_MAX): Define.
4938 (CONST_COSTS): Adjust.
4939 (REGISTER_MOVE_COST): Adjust.
4940 (BRANCH_COST): Adjust.
4941 (TEXT_SECTION_ASM_OP): Adjust.
4942 (DBX_REGISTER_NUMBER): Adjust.
4943 (ASM_OUTPUT_DOUBLE_INT): New.
4944 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4945 (PREDICATE_CODES): Adjust.
4946 (PROMOTE_MODE): Adjust.
4947 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4948 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4949 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4950 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4951 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4952 (TR0_REG, TR1_REG, TR2_REG): New.
4953 (XD0_REG): Renumber.
4954 (UNSPEC_COMPACT_ARGS): New.
4955 (type): Added pt and ptabs.
4956 (length): Default to 4 on SHmedia. Default pt length to 12
4957 and 20 on SHmedia32 and SHmedia64, respectively.
4958 (pt): New function unit.
4959 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4960 Add whitespace between operands of SHmedia instructions.
4962 (adddi3_media, addsi3_media): Adjust constraints.
4963 (subsi3) [SHmedia]: Force operand 1 into a register.
4964 (udivsi3_i1_media, udivsi3_i4_media): New.
4965 (udivsi3): Support SHmedia.
4966 (divsi3_i1_media, divsi3_i4_media): New.
4967 (divsi3): Support SHmedia.
4968 (anddi3, iordi3, xordi3): Adjust constraints.
4969 (zero_extendhidi2, zero_extendqidi2): New.
4970 (extendsidi2, extendhidi2, extendqidi2): New.
4971 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4972 (pop_e, pop_fpul, pop_4): Likewise.
4973 (movsi_media): Support FP and BT registers.
4974 (movsi_media_nofpu): New. Adjust splits to DImode.
4975 (lduw, ldub): Renamed to zero_extend* above.
4976 (movqi_media): Fix typo.
4977 (movdi_media): Support FP and BT registers.
4978 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4979 (movdi_const_32bit): New.
4980 (shori_media): Require immediate operand. Use `u' for output.
4981 (movdf_media, movsf_media): Simplified.
4982 (movdf_media_nofpu, movsf_media_nofpu): New.
4983 (movdf, movsf): Adjust
4984 (movv2sf, movv2sf, movv16sf): New.
4985 (beq_media, beq_media_i): Adjust constraints. Don't use
4986 scratch BT register.
4987 (bne_media, bne_media_i): Likewise.
4988 (bgt_media, bgt_media_i): Likewise.
4989 (bge_media, bge_media_i): Likewise.
4990 (bgtu_media, bgtu_media_i): Likewise.
4991 (bgeu_media, bgeu_media_i): Likewise.
4992 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4993 bunordered): Emit jump insn. Force operands to registers when
4995 (jump_media, jump): Simplify.
4996 (call_compact, call_compact_rettramp): New.
4997 (call_value_compact, call_value_compact_rettramp): New.
4998 (call_media, call_value_media): Simplify.
4999 (sibcall_compact, sibcall_media): New.
5000 (call, call_value): Adjust for SHmedia and SHcompact.
5001 (sibcall, sibcall_value, untyped_call): Likewise.
5002 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
5003 (indirect_jump): Adjust for SHmedia.
5004 (casesi_jump_media): New.
5005 (nop): Re-enable for SHmedia.
5006 (call_site): Restrict to SH1.
5007 (casesi): Adjust for SHmedia.
5008 (casesi_shift_media, casesi_load_media): New.
5009 (return): Explicitly use PR register. Call return trampoline
5011 (return_i): Explicitly use PR register.
5012 (shcompact_return_tramp, shcompact_return_tramp_i): New.
5013 (return_media): Adjust.
5014 (shcompact_incoming_args): New.
5016 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5017 (movstrsi): Disable on SH5.
5018 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
5019 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
5020 (subsf3, subsf3_media): Likewise.
5021 (mulsf3, mulsf3_media, mac_media): Likewise.
5022 (divsf3, divsf3_media): Likewise.
5023 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
5024 (floatsisf2, fux_truncsfsi2): Likewise.
5025 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
5027 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
5028 (cmpunsf_media, cmpsf): Likewise.
5029 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
5030 (abssf2, abssf2_media): Likewise.
5031 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
5032 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
5033 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
5034 (floatsidf2, fix_truncdfsi2): Likewise.
5035 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
5037 (cmpeqdf_media, cmpgtdf_media): Likewise.
5038 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
5039 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
5040 (absdf2, absdf2_media): Likewise.
5041 (extendsfdf2, extendsfdf2_media): Likewise.
5042 (truncsfdf2, truncsfdf2_media): Likewise.
5043 * config/sh/sh64.h: New file.
5044 * config/sh/t-sh64: New file.
5045 * config/sh/shmedia.h: New file.
5046 * config/sh/ushmedia.h: New file.
5047 * config/sh/sshmedia.h: New file.
5048 * configure.in: Added sh64-*-elf.
5049 * configure: Rebuilt.
5050 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
5051 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
5052 (reg_class_from_letter): Use `b' for TARGET_REGS.
5053 (print_operand): Support `%M', `%m', `AND' and
5054 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
5055 (andcosts): Adjust for SHmedia.
5056 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
5058 (target_reg_operand): New function.
5059 * config/sh/sh-protos.h (target_reg_operand): Declare.
5060 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
5061 FP registers on SH5.
5062 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
5064 (TARGET_REGISTER_P): New macro.
5065 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
5066 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
5067 (EXTRA_CONSTRAINT_S): New macro.
5068 (EXTRA_CONSTRAINT): Adjust.
5069 (FLOAT_TYPE_SIZE): Define to 32.
5070 (Pmode): DImode on SHmedia.
5071 (CONST_COSTS): Adjust for SHmedia literals.
5072 (PREDICATE_CODES): Added target_reg_operand.
5073 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
5074 * config/sh/sh.md: Remove all attrs from SHmedia insns.
5075 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
5076 (cmpdi): Accept SHmedia.
5077 (movdicc_false, movdicc_true): New insns.
5078 (movdicc): New expand.
5079 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
5081 (addsi3_media): Match `S' constraint.
5082 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
5083 (negdi2): Expand for SHmedia.
5084 (one_cmpldi2): New expand.
5085 (zero_extendsidi2): Change from expand to insn.
5086 (extendsidi2): Add constraints.
5087 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
5088 LD/ST address. Fix SI immediate loading split.
5089 (movhi_media, movqi_media, lduw, ldub): New insns.
5090 (movhi, movqi): Accept SHmedia.
5091 (shori_media, movdi_media): Relax input constraints. Split
5093 (movdf_media, movsf_media): New insn. New split to movdi.
5094 (movdf, movsf): Match on SHmedia.
5095 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
5096 bgeu_media): New insns and splits. New insns with `_i' suffix.
5097 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
5098 (bunordered): New expand.
5099 (jump_compact): Renamed from `jump'.
5100 (jump_media): New insn.
5102 (call_media, call_value_media): New insns.
5103 (call, call_value): Adjust.
5104 (indirect_jump_compact): Renamed from `indirect_jump'.
5105 (indirect_jump_media): New insn.
5106 (indirect_jump): New expand.
5107 (untyped_call, return): Accept SHmedia.
5108 (return_media): New insn.
5109 (prologue, epilogue, blockage): Accept SHmedia.
5110 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5111 (sunordered): New expand.
5112 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
5113 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
5114 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
5115 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
5116 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
5117 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
5118 abssf2_media): New insns.
5119 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
5120 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
5121 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
5122 floatdidf2, floatsidf2_media, fix_truncdfdi2,
5123 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
5124 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
5125 absdf2_media): New insns.
5126 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
5127 (extendsfdf2_media, truncdfsf2_media): New insns.
5128 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
5129 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
5130 * config/sh/sh.h (CONST_OK_FOR_J): Document.
5131 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
5132 * config/sh/sh.md (adddi3): New expand.
5133 (adddi3_media, adddi3z_media): New insns.
5134 (adddi3_compact): Renamed from adddi3.
5135 (addsi3_media): Use add.l r63 to add constant zero.
5136 (subdi3): New expand.
5137 (subdi3_media): New insn.
5138 (subdi3_compact): Renamed from subdi3.
5139 (mulsidi3): New expand.
5140 (mulsidi3_media): New insn.
5141 (mulsidi3_compact): Renamed from mulsidi3.
5142 (umulsidi3): New expand.
5143 (umulsidi3_media): New insn.
5144 (umulsidi3_compact): Renamed from umulsidi3.
5145 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
5146 (ashlsi3, ashrsi3, lshrsi3): Use them.
5147 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
5148 (ashldi3, ashrdi3, lshrdi3): Use them.
5149 (zero_extendsidi2): New expand.
5150 (extendsidi2): New insn.
5151 (movsi_media): New insn. Split to movdi to load constants.
5152 (movsi): Enable for shmedia.
5153 (movdi_media): New insn. Use shori_media to load wide constants.
5154 (short_media): New insn.
5155 (movdi): Enable for shmedia.
5156 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
5157 * config/sh/sh.h (CPP_SPEC): Added `m5'.
5158 (SUBTARGET_CPP_SPEC): Added `!m5'.
5159 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
5160 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
5161 to all other SH variants.
5162 (TARGET_DEFAULT): Set to SH1_BIT.
5163 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
5164 (BITS_PER_WORD): Raise to 64 on shmedia.
5165 (MAX_BITS_PER_WORD): Change to 64.
5166 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
5167 (INT_TYPE_SIZE): Keep as 32.
5168 (UNITS_PER_WORD): Raise to 8 on shmedia.
5169 (MIN_UNITS_PER_WORD): Keep as 4.
5170 (POINTER_SIZE): Raise to 64 on shmedia.
5171 (CONST_OK_FOR_J): New macro.
5172 (CONST_OK_FOR_LETTER_P): Use it.
5173 (processor_type): Add PROCESSOR_SH5.
5174 * config/sh/sh.md: Conditionalize all expands, insns and
5175 splits to TARGET_SH1.
5177 (addsi3_compact): Renamed from...
5178 (addsi3): Now an expand.
5179 (addsi3_media, subsi3_media): New insns.
5180 (subsi3): Don't negate constants with SHmedia.
5182 * hooks.c: New file.
5183 * hooks.h: New file.
5184 * Makefile.in (HOOKS_H): New.
5185 (TARGET_DEF_H): Added $(HOOKS_H).
5186 (OBJS): Added hooks.o.
5187 (cfgcleanup.o, bb-reorder.o): Added target.h.
5188 (hooks.o): Added dependencies.
5189 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
5190 (TARGET_INITIALIZER): this.
5191 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
5192 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
5193 * bb-reorder.c: Include target.h.
5194 (reorder_basic_blocks): Skip if cannot modify jumps.
5195 * cfgcleanup.c: Include target.h.
5196 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
5198 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5200 * config/mips/mips.md (casesi_internal, casesi_internal_di):
5201 Protect jump delay slot instructions with .set noreorder and
5204 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5206 * config/mips/mips.md (casesi_internal_di): Calculate
5207 the index into the target offset table correctly.
5209 2002-02-08 Richard Henderson <rth@redhat.com>
5211 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
5212 * final.c (output_addr_const): Accept and discard SUBREG.
5213 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
5214 mark them unknown instead.
5215 (simplify_subtraction): Handle RTX_UNKNOWN.
5216 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
5218 2002-02-08 David Edelsohn <edelsohn@gnu.org>
5220 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
5222 2002-02-08 Richard Henderson <rth@redhat.com>
5224 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
5226 2002-02-08 Andreas Jaeger <aj@suse.de>
5228 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
5229 * config/i386/t-linux64: New file.
5231 2002-02-08 Jakub Jelinek <jakub@redhat.com>
5233 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
5234 * c-parse.in (compstmt): Clear last_expr_type.
5236 2002-02-07 Richard Henderson <rth@redhat.com>
5238 * loop.c (strength_reduce): Sink final_value when not
5241 2002-02-07 David O'Brien <obrien@FreeBSD.org>
5243 * config/sparc/freebsd.h: Fix mismatched spec {.
5245 2002-02-07 Richard Henderson <rth@redhat.com>
5247 * cfgrtl.c: Include recog.h and insn-config.h.
5248 (keep_with_call_p): Fix general_operand invocation.
5249 * Makefile.in (cfgrtl.o): Update dependencies.
5251 2002-02-07 Kazu Hirata <kazu@hxi.com>
5253 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
5254 comment. Accept HImode only if TARGET_H8300.
5256 2002-02-07 Eric Christopher <echristo@redhat.com>
5258 * config/mips/crtn.asm: Cleanup #ifdefs.
5260 2002-02-07 Eric Christopher <echristo@redhat.com>
5262 * config/mips/crti.asm: Add changes for mips16. mips16 uses
5263 register 7 as RA instead of $31.
5264 * config/mips/crtn.asm: Ditto.
5265 * config/mips/mips.c (mips_move_2words): Add case for
5266 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
5267 (compute_frame_size): Fix typo.
5268 (save_restore_insns): Ditto. Make documentation about using
5269 register $7 as return register more precise.
5270 (mips_expand_epilogue): Fix comment. Add code to work around not
5271 being able to add to the stack pointer directly.
5272 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
5273 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
5276 2002-02-07 Tom Rix <trix@redhat.com>
5278 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
5279 immediates in ldu and stdu DS opcode field.
5280 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
5281 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
5282 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
5284 2002-02-07 Jeff Sturm <jsturm@one-point.com>
5286 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
5287 offset for stack bias.
5289 2002-02-07 H.J. Lu <hjl@gnu.org>
5291 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
5293 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
5295 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
5297 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
5299 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
5300 * i386.c (x86_order_regs_for_local_alloc): New global function.
5301 * i386.h (REG_ALLOC_ORDER): CLeanup.
5302 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
5304 2002-02-07 Richard Henderson <rth@redhat.com>
5306 PR optimization/2463
5307 * alias.c (find_base_value): Recall base values for fixed hard regs.
5308 * loop.c (loop_regs_update): Don't use single_set on non-insns.
5310 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
5312 * config/mips/mips.md (define_delay) [mips16]: Adjust required
5315 2002-02-06 Richard Henderson <rth@redhat.com>
5318 * stmt.c (resolve_operand_name_1): Take more care with mixed
5319 named and unnamed operands.
5321 2002-02-06 Janis Johnson <janis187@us.ibm.com>
5322 Jan Hubicka <jh@suse.cz>
5324 * loop.c (remove_constant_addition): Avoid clobbering a shared
5327 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5329 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
5330 * config/s390/t-linux64: New file.
5331 * config/s390/libgcc-glibc.ver: New file.
5333 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5335 * config/s390/linux64.h: Delete file.
5336 * config/s390/s390x.h: New file.
5337 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
5338 as target header file.
5339 * config/s390/linux.h (TARGET_VERSION): Define depending on
5340 DEFAULT_TARGET_64BIT.
5341 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
5342 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5343 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
5344 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
5345 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
5346 (EXTRA_SPEC): New define.
5347 * config/s390/s390.h (TARGET_VERSION): Define depending on
5348 DEFAULT_TARGET_64BIT.
5349 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
5351 2002-02-06 Jason Merrill <jason@redhat.com>
5353 * c-decl.c (finish_function): Warn about a non-void function with
5354 no return statement and no abnormal exit.
5355 (current_function_returns_abnormally): New variable.
5356 (start_function): Clear it.
5357 (struct c_language_function): Add returns_abnormally.
5358 (push_c_function_context): Save it.
5359 (pop_c_function_context): Restore it.
5360 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
5361 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
5362 an explicit return type.
5363 * c-tree.h: Declare current_function_returns_abnormally.
5364 (C_FUNCTION_IMPLICIT_INT): New macro.
5365 * c-typeck.c (build_function_call): Set it.
5366 (c_expand_return): Set current_function_returns_value even if the
5369 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5372 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
5373 unsafe for reevaluation.
5375 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5378 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
5379 EXPR_STMT, but COMPOUND_STMT, recurse into it.
5381 2002-02-06 Richard Henderson <rth@redhat.com>
5383 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
5384 be a general_operand. Dest for function value must be a pseudo.
5386 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
5388 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
5389 as SYMBOL_REFs from the constant pool.
5391 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
5393 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
5394 passed by invisible reference.
5396 2002-02-05 Richard Henderson <rth@redhat.com>
5398 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
5400 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
5402 Implement using "base addresses" in insn operands as default.
5403 * config/mmix/mmix.c (mmix_conditional_register_usage): if
5404 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
5405 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
5406 used to read the rtx value.
5407 (mmix_target_asm_function_epilogue): Fix spacing.
5408 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
5409 (mmix_legitimate_address): Ditto.
5410 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
5411 should be loaded with a GETA insn. Don't allocate needless extra
5412 char for nul termination and fix misleading comment.
5413 (mmix_print_operand_address): Handle constants if
5414 TARGET_BASE_ADDRESSES.
5415 (mmix_output_register_setting): Use base addressing if
5416 TARGET_BASE_ADDRESSES and the number of insns is 3.
5417 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
5418 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
5419 to use R as constraint, add LDA to match s.
5420 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
5421 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
5422 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
5423 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
5424 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
5425 order with other fixed registers.
5426 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
5427 other parameter/call-clobbered registers.
5428 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
5429 -mbase-addresses, -mno-base-addresses.
5430 (MMIX Options): Ditto.
5432 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5434 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
5436 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
5438 * config/rs6000/altivec.h: Change elem to _S_elem.
5440 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5442 * config/netbsd.h (WCHAR_TYPE): Define.
5443 (WCHAR_TYPE_SIZE): Ditto.
5445 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
5446 (WCHAR_UNSIGNED): Ditto.
5447 (WCHAR_TYPE_SIZE): Ditto.
5449 * config/arm/netbsd.h: Likewise.
5450 * config/i386/netbsd-elf.h: Likewise.
5451 * config/i386/netbsd.h: Likewise.
5452 * config/m68k/netbsd-elf.h: Likewise.
5453 * config/m68k/netbsd.h: Likewise.
5454 * config/ns32k/netbsd.h: Likewise.
5455 * config/sparc/netbsd.h: Likewise.
5456 * config/vax/netbsd.: Likewise.
5458 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5460 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
5461 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
5462 (TARGET_INITIALIZER): this.
5463 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
5464 (BITFIELD_NBYTES_LIMITED): Markup fix.
5465 * tree.h (default_ms_bitfield_layout_p): Declare.
5466 (record_layout_info): Added prev_field.
5467 * tree.c (default_ms_bitfield_layout_p): New fn.
5468 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
5469 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
5470 * stor-layout.c: Include target.h.
5471 (start_record_layout): Initialize prev_field.
5472 (place_field): Handle MS bit-field layout, and disregard
5473 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
5474 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
5475 * Makefile.in (stor-layout.o): Adjust dependencies.
5477 2002-02-05 Jason Merrill <jason@redhat.com>
5479 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
5481 2002-02-05 Andreas Jaeger <aj@suse.de>
5483 * crtstuff.c: Fix comments.
5485 2002-02-05 Richard Henderson <rth@redhat.com>
5488 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
5489 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
5492 * config/mips/mips.c (function_arg): Handle TImode.
5493 (function_arg_advance): Likewise.
5495 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5497 * config/rs6000/altivec.h (vec_step_help): Rename to
5500 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5502 * config/rs6000/altivec.h: Fix typos.
5504 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5506 * config/arm/netbsd.h: Correct a comment.
5508 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5510 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
5511 building void typed builtins.
5513 * config/rs6000/altivec.h (vec_ld*): Fix typos.
5514 (vec_step): Implement for C++.
5516 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5518 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
5520 2002-02-04 Richard Henderson <rth@redhat.com>
5522 * combine.c (nonzero_bits): Re-introduce special case for
5523 sp/fp/ap wrt REGNO_POINTER_ALIGN.
5525 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5527 * doc/extend.texi: Warn about unsupported usage of altivec
5530 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
5531 (altivec_predicate_*): New.
5533 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
5534 Add C++ version of vec_*() functions.
5536 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
5537 (bdesc_2arg): Remove altivec predicates.
5538 (altivec_expand_builtin): Handle predicates.
5539 (altivec_init_builtins): Handle predicates.
5540 (altivec_expand_predicate_builtin): New.
5542 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5544 * pa.c (DO_FRAME_NOTES): Move forward.
5545 (store_reg): Revise handling of frame notes.
5546 (load_reg): Likewise.
5547 (set_reg_plus_d): Likewise.
5548 (hppa_expand_prologue): Likewise.
5549 (hppa_expand_epilogue): Likewise.
5551 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5553 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
5555 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5557 PR c/4475, c++/3780:
5558 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
5559 * c-common.h (SWITCH_TYPE): Define.
5560 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
5561 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
5562 Rename spareness variable to sparseness.
5563 (expand_end_case_type): Renamed from expand_end_case, use orig_type
5564 if non-NULL instead of TREE_TYPE (orig_index).
5565 * tree.h (expand_end_case_type): Renamed from expand_end_case.
5566 (expand_end_case): Define using expand_end_case_type.
5567 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
5568 to expand_end_case_type.
5569 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
5571 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5573 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
5574 (BIGGEST_ALIGNMENT): Change to 128.
5576 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5578 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
5580 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5582 * pa.md (call_internal_reg_64bit): Remove unused variable.
5584 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
5586 * config/arm/arm.h (machine_function): Add uses_anonymous_args
5588 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
5589 * config/arm/arm.c (current_function_anonymous_args): Delete,
5590 replace uses with cfun->machine->uses_anonymous_args.
5591 (arm_reorg): Do not reset uses_anonymous_args.
5593 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
5594 any geenral register.
5596 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
5598 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
5601 2002-02-04 Richard Henderson <rth@redhat.com>
5603 * combine.c (force_to_mode): Remove STACK_BIAS code.
5604 (nonzero_bits): Likewise. Replace sp/fp special case with
5605 REGNO_POINTER_ALIGN.
5607 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
5608 (HARD_FRAME_POINTER_REGNUM): New.
5609 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
5610 (FIXED_REGS, CALL_USED_REGS): Update.
5611 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
5612 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
5613 (HARD_REGNO_NREGS): Update for SFP.
5614 (STACK_POINTER_OFFSET): Include bias here ...
5615 (FIRST_PARM_OFFSET): ... not here.
5616 (STACK_BIAS): Remove.
5617 (INIT_EXPANDERS): New.
5618 (STARTING_FRAME_OFFSET): Do not include bias.
5619 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5620 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
5621 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
5622 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
5623 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
5624 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
5625 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
5626 (MUST_SAVE_REGISTER): Likewise.
5627 (sparc_flat_function_prologue): Likewise.
5628 (sparc_flat_function_epilogue): Likewise.
5629 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
5630 (sparc_init_modes): SFP is GENERAL_REGS.
5631 (sparc_builtin_saveregs): SFP does not have bias applied.
5633 2002-02-04 Richard Henderson <rth@redhat.com>
5635 * config/alpha/alpha.c (current_function_is_thunk): Don't check
5636 current_function_is_thunk.
5637 (alpha_sa_mask): Distinguish between current_function_is_thunk
5638 called from ASM_OUTPUT_MI_THUNK and not.
5639 (alpha_does_function_need_gp): Thunks always need gp.
5640 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
5641 (alpha_output_mi_thunk_osf): New.
5642 * config/alpha/alpha-protos.h: Update.
5643 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
5645 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
5647 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
5648 function types, not when they're taken away.
5650 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
5652 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
5653 CODE_LABEL and jump table when replacing a table jump with a
5656 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5658 * config/s390/s390-protos.h (legitimize_la_operand,
5659 s390_secondary_input_reload_class, s390_plus_operand,
5660 s390_expand_plus_operand): Add prototypes.
5662 config/s390/s390.c (s390_secondary_input_reload_class,
5663 s390_plus_operand, s390_expand_plus_operand): New functions.
5665 (struct s390_address): New member 'pointer'.
5666 (s390_decompose_address): Compute it.
5667 (legitimate_la_operand_p): Use it.
5668 (legitimize_la_operand): New function.
5669 (movti, movdi, movdf splitters): Call it.
5671 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
5672 (PREDICATE_CODES): Add s390_plus_operand.
5674 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
5675 (la_ccclobber): Allow GENERAL_REGS as output operand.
5677 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
5678 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
5679 (*la_64, *la_31, reload_indi, reload_insi): ... these.
5681 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5683 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
5684 register names for regular asm () construct.
5686 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5688 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
5691 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5693 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
5696 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
5698 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
5699 constant pool to be identical by string address and index.
5701 2002-02-04 Anthony Green <green@redhat.com>
5703 * output.h (SECTION_OVERRIDE): Define.
5704 * varasm.c (named_section): Obey SECTION_OVERRIDE.
5706 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5708 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
5709 by existing arm*-*-netbsd* (a.out) target.
5710 (ns32k-*-netbsdelf*): Likewise.
5711 (sparc-*-netbsdelf*): Likewise.
5712 (vax-*-netbsdelf*): Likewise.
5714 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
5716 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
5717 headers and libobjc headers.
5719 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
5721 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
5722 (_mingw.h): Remove duplicate include.
5724 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5726 * config.gcc: Set cpu_type to m68k for 68010, as well.
5727 (m68010-*-netbsdelf*): New...
5728 (m68k*-*-netbsdelf*): ...targets.
5729 * config/m68k/netbsd-elf.h: New file.
5731 2002-02-02 Kazu Hirata <kazu@hxi.com>
5733 * config/h8300/h8300.c (hand_list): Move inside function_arg.
5735 2002-02-02 Kazu Hirata <kazu@hxi.com>
5737 * config/h8300/h8300.c (h8_push_ops): Move inside
5739 (h8_pop_ops): Likewise.
5740 (h8_move_ops): Likewise.
5742 2002-02-02 Kazu Hirata <kazu@hxi.com>
5744 * config/h8300/h8300.c (os_task): Make it static.
5745 (monitor): Likewise.
5746 (pragma_saveall): Likewise.
5748 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
5750 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
5751 constant is a valid sign-extension for Pmode.
5753 2002-02-02 Kazu Hirata <kazu@hxi.com>
5755 * config/h8300/h8300.c: Fix formatting.
5757 2002-02-02 Kazu Hirata <kazu@hxi.com>
5759 * config/h8300/h8300.md: Fix formatting.
5761 2002-02-02 Kazu Hirata <kazu@hxi.com>
5763 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
5764 predicates of operands[1]. Split the patterns for each
5767 2002-02-02 Kazu Hirata <kazu@hxi.com>
5769 * config/h8300/h8300.md (xor patterns): Tighten the predicates
5770 of operands[1] to register_operand.
5772 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5774 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
5775 * cpphash.c (_cpp_init_hashtable): Similarly.
5776 * cppinit.c (cpp_create_reader): Default the signed_char flag.
5777 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
5778 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
5779 (cpp_handle_option): Handle the new options.
5780 * cpplex.c (cpp_interpret_charconst): Use new flag.
5781 * cpplib.h (struct cpp_options): New member signed_char.
5782 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
5783 (cpp_options): Handle -fsigned-char and -funsigned-char.
5784 (static_specs): Remove signed_char_spec.
5785 (do_spec1): Don't handle %c.
5786 * system.h: Poison SIGNED_CHAR_SPEC.
5787 * tradcif.y (yylex): Use flag_signed_char.
5788 * tradcpp.h (flag_signed_char): New.
5789 * tradcpp.c (flag_signed_char): New.
5790 (main): Handle new command-line options.
5791 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
5793 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
5794 * avr/avr.h: Remove old comments.
5795 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
5796 (CC1_SPEC): Pass -fsigned-char if -mic*.
5797 (SIGNED_CHAR_SPEC): Remove.
5799 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
5801 2002-02-01 Eric Christopher <echristo@redhat.com>
5803 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
5804 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
5805 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
5806 (ASM_OUTPUT_REG_POP): Ditto.
5808 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5810 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
5813 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5815 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
5817 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5820 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
5823 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5825 * cfganal.c: Include tm_p.h.
5826 (keep_with_call_p): Fix the test that determines if a register holds
5827 the return value of a call.
5829 2002-02-01 DJ Delorie <dj@redhat.com>
5831 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5832 we are given conflicting registers, switch to the other one we
5833 had allocated for us.
5834 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5835 as TImode so we know when the "other" register is available.
5837 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5839 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5842 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5844 * cfganal.c (keep_with_call_p): New function.
5845 (flow_call_edges_add): Prevent splitting a block between a call and
5846 a single-set instruction that should be kept in the same block.
5848 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5850 * doc/install.texi (avr): Update outdated URL.
5852 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5854 * config/stormy16/stormy16.md (pushqi): New.
5858 (movhi): Remove stack operands.
5860 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5861 nonimmediate_nonstack_operand.
5862 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5864 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5867 2002-01-31 Jason Merrill <jason@redhat.com>
5869 * Makefile.in (c-parse.c): Handle .output file.
5870 * objc/Make-lang.in (objc-parse.c): Likewise.
5872 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5874 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5875 the -me[lb] option is given. Don't output the default flag
5878 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5880 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5881 the primary source file; this has not been done yet.
5882 * c-decl.c (c_expand_body): Reset input_filename from
5883 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5885 2002-01-31 Kazu Hirata <kazu@hxi.com>
5887 * rtlanal.c (subreg_regno_offset): Do not use
5888 SUBREG_REGNO_OFFSET.
5889 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5890 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5892 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5894 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5895 version rather than GNATS version in --version output.
5897 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5899 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5900 when copying back from a temporary.
5902 2002-01-30 Richard Henderson <rth@redhat.com>
5904 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5905 and new_dest are the same.
5907 2002-01-30 Richard Henderson <rth@redhat.com>
5910 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5911 * rtl.c (note_insn_name): Update.
5912 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5913 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5914 to perform loop rotation.
5915 (expand_exit_loop_top_cond): New.
5916 * tree.h (expand_exit_loop_top_cond): Declare it.
5917 * c-semantics.c (genrtl_while_stmt): Use it.
5918 (genrtl_for_stmt): Likewise.
5920 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5922 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5923 arguments to 64-bit boundaries on 64-bit ABIs.
5925 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5927 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5929 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5931 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5934 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5936 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5937 * config/sparc/sparc_bi.h: Remove file.
5938 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5940 2002-01-30 Richard Henderson <rth@redhat.com>
5942 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5944 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5946 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5948 2002-01-30 Jason Merrill <jason@redhat.com>
5950 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5951 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5952 (reg_save): Use DW_CFA_offset_extended_sf instead.
5954 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5956 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5958 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5961 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5963 * rs6000.md ("*call_value_local32"): Remove constraints.
5964 ("*call_value_local64"): Same.
5965 ("*call_value_indirect_nonlocal_aix32"): Same.
5966 ("*call_value_nonlocal_aix32"): Same.
5967 ("*call_value_indirect_nonlocal_aix64"): Same.
5968 ("*call_value_nonlocal_aix64"): Same.
5969 ("*call_value_nonlocal_sysv"): Same.
5971 2002-01-29 Richard Henderson <rth@redhat.com>
5973 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5975 2002-01-29 Richard Henderson <rth@redhat.com>
5977 * expr.c (force_operand): Ignore flag_pic for detecting pic
5979 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5980 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5981 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5982 instead of open-coded loop.
5983 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5984 be fixed when in use.
5986 2002-01-29 Richard Henderson <rth@redhat.com>
5988 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5989 * sched-rgn.c (propagate_deps): Update them.
5990 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5991 clobbers list when either gets too long.
5993 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5995 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5996 and INDEX_REGS the same as GENERAL_REGS.
5997 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5999 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
6001 * tree.c (build_nonstandard_integer_type): Correct prototype.
6003 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
6005 * config/s390/s390.md (movstrsico, movstrdix_64,
6006 movstrsix_31): Remove, replace by ...
6007 (movstrdi_short, movstrsi_short, movstrdi_long,
6008 movstrsi_long): ... these. New.
6009 (movstrdi, movstrsi): Adapt.
6011 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
6012 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
6013 Remove unnecessary CC clobber.
6014 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
6015 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
6017 (divmoddi4): Don't partially initialize TImode register.
6019 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
6021 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
6023 2002-01-29 Richard Henderson <rth@redhat.com>
6025 * flow.c (print_rtl_and_abort): Remove.
6026 (print_rtl_and_abort_fcn): Remove.
6027 (verify_local_live_at_start): Use dump_bb instead.
6028 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
6029 (verify_wide_reg_1): Return 2 on mode test failure.
6031 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
6033 PR c/3325, c/3326, c/2511, c/3347
6034 * c-decl.c (enum_decl_context): Remove BITFIELD.
6035 (grokdeclarator): Take bitfield width as an input.
6036 Ensure bitfields are given the correct type. Perform
6037 bitfield width validation with build_bitfield_integer_type
6038 rather than waiting for finish_struct.
6039 (grok_typename, grok_typename_in_parm_context, start_decl,
6040 push_parmdecl, grokfield, start_function): Update calls to
6042 (build_bitfield_integer_type): New function.
6043 (finish_struct): Move bitfield validation to grokdeclarator
6044 and build_bitfield_integer_type.
6045 * tree.c (build_nonstandard_integer_type): New function.
6046 * tree.h (build_nonstandard_integer_type): New prototype.
6048 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
6050 2002-01-29 Jakub Jelinek <jakub@redhat.com>
6053 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
6054 don't ignore unrecognized -W* options.
6055 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
6056 * cpplib.h (cpp_handle_option): Adjust prototype.
6057 * c-decl.c (c_decode_options): Pass 0 as last argument to
6061 * gcc.c (cpp_unique_options): Split from cpp_options.
6062 (cpp_options): Source cpp_unique_options.
6063 (default_compilers): Use cpp_unique_options instead of cpp_options
6064 when used together with cc1_options.
6065 (static_specs): Add cpp_unique_options.
6066 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
6067 when used together with cc1_options.
6069 2002-01-29 Kazu Hirata <kazu@hxi.com>
6071 * config/h8300/h8300-protos.h: Update the prototype of
6073 * config/h8300/h8300.c (output_a_shift): Remove an unused
6074 argument 'insn'. Remove redundant code.
6075 * config/h8300/h8300.md: Adust to the new prototype of
6078 2002-01-29 Kazu Hirata <kazu@hxi.com>
6080 * config/h8300/h8300-protos.h: Update the prototypes of
6081 emit_a_rotate and expand_a_rotate.
6082 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
6083 first argument to 'enum rtx_code'.
6084 (expand_a_rotate): Likewise.
6086 2002-01-28 Kazu Hirata <kazu@hxi.com>
6088 * config/h8300/h8300-protos.h: Update the prototype of
6090 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
6092 * config/h8300/h8300.md: Adjust to the new prototype.
6094 2002-01-28 Kazu Hirata <kazu@hxi.com>
6096 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
6099 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6101 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
6102 is a fixed register before returning pic_offset_table_rtx.
6103 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
6104 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
6106 2002-01-28 Jason Merrill <jason@redhat.com>
6108 * dwarf2.h: Sync with src version.
6110 2002-01-28 Paul Koning <pkoning@equallogic.com>
6112 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
6114 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
6115 * doc/extend.texi (__builtin_prefetch): Update documentation:
6116 first argument is now const void ptr.
6118 2002-01-28 Kazu Hirata <kazu@hxi.com>
6120 * config/h8300/h8300-protos.h: Remove an unused prototype.
6122 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
6124 * toplev.c (lang_independent_init): Round up identifier size.
6126 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6128 * config.gcc: Revert previous change.
6130 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
6132 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
6134 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6136 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
6137 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
6138 other non-elf netbsd config frags.
6139 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
6140 collect2 will does that.
6141 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
6142 shared-lib frobbing will work.
6144 2002-01-28 Kazu Hirata <kazu@hxi.com>
6146 * config/h8300/h8300.h: Fix formatting.
6147 * config/h8300/h8300.md: Likewise.
6149 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
6151 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
6152 the old, removed AAA_standards fix.
6153 * fixinc/fixincl.x: Rebuilt.
6155 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
6157 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
6158 atexit call in crtbegin, hooked in after call to frame_dummy;
6159 register EH before registering __fini__start.
6161 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
6163 * config/rs6000/altivec.h: Remove spurious semicolons.
6165 2002-01-27 Kazu Hirata <kazu@hxi.com>
6167 * config/h8300/h8300.md: Replace dead bit extraction patterns
6168 with ones that work.
6170 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6172 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
6173 if not STRICT_ALIGNMENT.
6174 * rtl.h (MEM_ALIGN): Likewise.
6176 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
6178 * doc/invoke.texi (-fdump-translation-unit): Revert this
6179 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
6181 2002-01-27 Kazu Hirata <kazu@hxi.com>
6183 * config/h8300/h8300.md (define_constants): New.
6184 (anonymous patterns) Use defined constants appropriately.
6186 2002-01-27 Kazu Hirata <kazu@hxi.com>
6188 * config/h8300/h8300.c (function_arg): Remove redundant code.
6190 2002-01-26 Richard Henderson <rth@redhat.com>
6192 * sched-deps.c (reg_pending_uses_head): New.
6193 (reg_pending_barrier): Rename from reg_pending_sets_all.
6194 (find_insn_list): Don't mark inline.
6195 (find_insn_mem_list): Remove.
6196 (add_dependence_list, add_dependence_list_and_free): New.
6197 (flush_pending_lists): Replace only_write param with separate
6198 for_read and for_write parameters. Update all callers. Use
6199 add_dependence_list_and_free.
6200 (sched_analyze_1): Do not add reg dependencies here; just set
6201 the pending bits. Use add_dependence_list.
6202 (sched_analyze_2): Likewise.
6203 (sched_analyze_insn): Replace schedule_barrier_found with
6204 reg_pending_barrier. Add all dependencies for pending reg
6205 uses, sets, and clobbers.
6206 (sched_analyze): Don't add reg dependencies for calls, just
6207 set pending bits. Use regs_invalidated_by_call. Treat
6208 sched_before_next_call as a normal list, not a fake insn.
6209 (init_deps): No funny init for sched_before_next_call.
6210 (free_deps): Free pending mems lists. Don't zero reg_last.
6211 (init_deps_global): Init reg_pending_uses.
6212 (finish_deps_global): Free it.
6213 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
6214 (find_insn_mem_list): Remove.
6215 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
6216 (propagate_deps): Use them. Zero temp mem lists.
6218 2002-01-26 Richard Henderson <rth@redhat.com>
6220 * Makefile.in (CRTSTUFF_CFLAGS): New.
6221 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
6222 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
6223 crtstuff.c instead of alpha assembly version.
6224 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
6225 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
6226 not FORCE_{INIT,FINI}_SECTION_ALIGN.
6227 (__do_global_dtors_aux): Mark used.
6228 (frame_dummy, __do_global_ctors_aux): Mark used.
6229 (fini_dummy, init_dummy): Remove.
6231 * config/alpha/crtbegin.asm: Remove file.
6232 * config/alpha/crtend.asm: Remove file.
6233 * config/alpha/t-crtbe: Remove file.
6234 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
6235 (LINK_EH_SPEC): New.
6237 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
6238 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
6239 calling constructors.
6240 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
6242 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
6243 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
6244 CRT_END_INIT_DUMMY hack.
6245 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
6246 FORCE_{INIT,FINI}_SECTION_ALIGN.
6248 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
6249 FORCE_{INIT,FINI}_SECTION_ALIGN.
6251 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
6252 invocation sequence.
6253 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
6255 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
6256 (FORCE_CODE_SECTION_ALIGN): New.
6258 2002-01-26 Richard Henderson <rth@redhat.com>
6260 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
6262 2002-01-26 Richard Henderson <rth@redhat.com>
6264 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
6265 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
6267 2002-01-26 Kazu Hirata <kazu@hxi.com>
6269 * config/h8300/h8300.md: Remove bit extraction patterns that
6270 cannot be triggered.
6271 Restrict each bit extraction pattern to a variant on which the
6274 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
6276 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
6278 2002-01-26 Kazu Hirata <kazu@hxi.com>
6280 * config/h8300/h8300.md: Remove bit test patterns that cannot
6282 Restrict each bit test pattern to a variant on which the
6285 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6287 * builtins.c (expand_builtin_strncat): Remove redundant check for
6290 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6292 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
6294 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
6297 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6299 * dbxout.c (dbxout_init): Use assemble_name rather than just
6300 stripping off the first character.
6301 (dbxout_source_file): Likewise.
6303 2002-01-25 DJ Delorie <dj@redhat.com>
6305 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
6306 using rtx_equal_p, not by comparing pointers.
6308 2002-01-25 Steve Ellcey <sje@cup.hp.com>
6310 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
6311 for PIC_OFFSET_TABLE_REGNUM.
6312 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
6314 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6316 * config.gcc (x86_64-*-freebsd*): New target.
6317 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
6319 (i[34567]86-*-freebsd*): Don't include svr4.h.
6320 * config/i386/freebsd64.h: New file.
6322 2002-01-25 Douglas B Rupp <rupp@gnat.com>
6324 * config/alpha/x-vms (version): Make static.
6326 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
6327 in previous checkin.
6329 * Makefile.in (install-headers-cp): New target.
6330 * config.gcc (alpha-dec-*vms*): Install headers with
6333 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
6335 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
6338 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6340 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
6341 of compare_tree_int.
6342 (expand_builtin_strncat): Likewise.
6343 * c-decl.c (finish_struct): Use tree_low_cst.
6344 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
6345 * tree.c (compare_tree_int): Likewise.
6347 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6349 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
6350 adjustments even if they are implemented by more than two insns.
6352 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
6354 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
6355 * df.h (struct ref): Kill B.
6356 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
6358 * basic-block.h (PROP_EQUAL_NOTES): New flag.
6359 * flow.c (propagate_one_insn): Use it.
6360 (mark_used_regs): Handle NIL.
6362 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6364 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
6367 2002-01-25 David Edelsohn <edelsohn@gnu.org>
6369 * rs6000.md (prefetch): Make address V4SI mode so that the address
6370 is restricted to legitimate form for instruction.
6372 2002-01-25 Bob Wilson <bob.wilson@acm.org>
6374 * doc/install.texi (xtensa-*-elf): New target.
6375 (xtensa-*-linux*): New target.
6376 * doc/contrib.texi: Add myself.
6378 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
6380 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
6381 purpose register to hold an SImode (or smaller) value.
6383 2002-01-25 Jakub Jelinek <jakub@redhat.com>
6385 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
6387 * crtstuff.c: Likewise.
6389 2002-01-25 Kazu Hirata <kazu@hxi.com>
6391 * config/h8300/h8300.md (negation patterns): Tighten
6392 predicates to register_operand.
6394 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
6396 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
6399 * builtins.c (expand_builtin_prefetch): Same.
6401 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6403 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
6406 2002-01-24 Kazu Hirata <kazu@hxi.com>
6408 * config/h8300/h8300.c (print_operand): Remove support for
6409 operand character 'A'.
6410 * config/h8300/h8300.md (three anonymous patterns): Replace
6411 operand character 'A' with either 'T' or 'S'.
6413 2002-01-24 Kazu Hirata <kazu@hxi.com>
6415 * config/h8300/h8300.c (print_operand): Remove support for
6416 operand character 'U'.
6418 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
6420 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
6422 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
6424 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
6425 values to be assigned to the stack pointer.
6427 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6429 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
6430 to const_double needs to be done right for big-endian systems.
6432 2002-01-24 Jason Merrill <jason@redhat.com>
6435 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
6436 to can_throw_internal.
6438 2002-01-23 Richard Henderson <rth@redhat.com>
6440 * fold-const.c (fold): Change UINT_MAX test to check vs precision
6441 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
6443 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6445 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
6446 (symGOT2reg): Use them, then set as GOT value as unchanging.
6447 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
6448 as a temporary, if possible.
6449 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
6450 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
6452 2002-01-23 Kazu Hirata <kazu@hxi.com>
6454 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
6455 accept to accept 0x80 as operands[2].
6457 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6459 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
6461 2002-01-23 Richard Henderson <rth@redhat.com>
6463 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
6465 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
6467 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
6468 (parmlist_or_identifiers_1): Verify that only a parmlist follows
6471 2002-01-23 Richard Henderson <rth@redhat.com>
6473 * expr.c (move_by_pieces_1): Extend size before negation.
6475 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
6476 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
6477 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
6478 * config/m68k/t-m68kelf: Likewise.
6480 2002-01-23 Bob Wilson <bob.wilson@acm.org>
6482 * config/xtensa/elf.h: New file.
6483 * config/xtensa/lib1funcs.asm: New file.
6484 * config/xtensa/lib2funcs.S: New file.
6485 * config/xtensa/linux.h: New file.
6486 * config/xtensa/t-xtensa: New file.
6487 * config/xtensa/xtensa-config.h: New file.
6488 * config/xtensa/xtensa-protos.h: New file.
6489 * config/xtensa/xtensa.c: New file.
6490 * config/xtensa/xtensa.h: New file.
6491 * config/xtensa/xtensa.md: New file.
6492 * config.gcc (xtensa-*-elf*): New target.
6493 (xtensa-*-linux*): New target.
6494 * cse.c (canon_hash): Compare rtx pointers instead of register
6495 numbers. This is required for the Xtensa port.
6496 * integrate.c (copy_insn_list): Handle case where the static
6497 chain is in memory and the memory address has to be copied to
6499 * doc/invoke.texi (Option Summary): Add Xtensa options.
6500 (Xtensa Options): New node.
6501 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
6503 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6505 * diagnostic.c (internal_error): Do ICE suppression only
6506 when ENABLE_CHECKING is not defined.
6508 * c-typeck.c (require_complete_type): Return error_mark_node
6509 if type is error_mark_node.
6511 2002-01-23 Janis Johnson <janis187@us.ibm.com>
6513 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
6514 -Os and issue a warning.
6516 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6518 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
6519 current (lack of) need for host configuration by hand.
6521 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
6522 references. Documentation of some target macros moved from
6523 hostconfig.texi to tm.texi.
6525 2002-01-23 Will Cohen <wcohen@redhat.com>
6527 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
6530 2002-01-23 Kazu Hirata <kazu@hxi.com>
6532 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
6535 2002-01-23 Jason Merrill <jason@redhat.com>
6537 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
6539 * function.c (assign_parms): Don't put args of inline functions
6540 into registers when not optimizing.
6542 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
6544 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
6545 (prologue_use): New pattern.
6546 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
6547 preference to gen_rtx_USE.
6548 (thumb_expand_prologue): Use gen_prologue_use in preference to
6550 (thumb_expand_epilogue): Use gen_prologue_use in preference to
6553 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
6555 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
6557 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
6560 * doc/extend.texi: Correct documentation of __alignof__.
6562 2002-01-22 Zack Weinberg <zack@codesourcery.com>
6564 * params.h: Rename arguments of DEFPARAM so that it will be
6565 recognized as a translation keyword.
6567 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6569 * extend.texi: Document altivec functions.
6570 Fix N-bit adjectives in X86 builtin documentation.
6572 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6574 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
6575 auto_inc_dec values.
6577 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
6579 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
6581 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
6583 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6585 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
6587 2002-01-22 Richard Henderson <rth@redhat.com>
6589 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
6590 copy_insn not copy_rtx.
6592 2002-01-23 Alan Modra <amodra@bigpond.net.au>
6594 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
6595 "nonzero" as that might add "1" bits. Ensure "constop" is
6596 properly sign extened.
6597 (force_to_mode): Tweak for sign extended constop.
6599 2002-01-22 Richard Henderson <rth@redhat.com>
6601 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
6602 for_each_rtx instead of assuming we're already looking at the MEM.
6603 (split_small_symbolic_mem_operand): Likewise.
6604 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6605 * config/alpha/alpha.md (small symbolic memory splitters): Update.
6607 2002-01-22 Richard Henderson <rth@redhat.com>
6609 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
6610 sequence number for the literal.
6611 (divmoddi_internal_er): Likewise.
6613 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6616 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
6617 in LIBICONV variable.
6618 * configure: Regenerated.
6620 2002-01-22 Krister Walfridsson <cato@df.lth.se>
6622 * dependence.c (build_def_use): Remove array_idx.
6624 * dwarfout.c (last_filename): Remove.
6625 (output_compile_unit_die): Remove last_filename.
6627 2002-01-22 Roger Sayle <roger@eyesopen.com>
6628 Richard Henderson <rth@redhat.com>
6631 * fold-const.c (fold): Optimize unsigned comparisons against
6632 UINT_MAX (and similar unsigned constants).
6634 2002-01-22 Janis Johnson <janis187@us.ibm.com>
6636 * Makefile.in (loop.o): Depend on OPTABS_H.
6637 * loop.c (emit_prefetch_instructions): Check the prefetch operand
6638 against the predicate.
6641 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
6642 for the address operand.
6644 2002-01-22 Richard Henderson <rth@redhat.com>
6646 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
6648 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6651 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
6654 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
6656 * config.gcc (x86_64-*-netbsd*): New target.
6657 * config/i386/netbsd64.h: New file.
6659 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6661 * regrename.c (kill_value): Fix typo.
6663 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6665 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
6667 * config/rs6000/rs6000.h: Same.
6669 * function.c (instantiate_virtual_regs): Remove
6670 STARTING_FRAME_PHASE.
6671 (assign_stack_local_1): Same.
6672 Calculate frame phase.
6674 2002-01-22 Nick Clifton <nickc@redhat.com>
6676 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
6677 variable declaration to outer scope in order to simplify
6679 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
6680 arm_hard_regno_mode_ok.
6681 * config/arm/arm-protos.h: Add a prototype for
6682 arm_hard_regno_mode_ok.
6683 * config/arm/arm.c (soft_df_operand): Remove now redundant
6684 check for DImode values using IP_REGNUM.
6685 (nonimmediate_soft_df_operand): Remove now redundant check for
6686 DImode values using IP_REGNUM.
6687 (arm_hard_regno_mode_ok): New function. New check: make sure
6688 that DImode values are not stored in IP_REGNUM.
6690 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
6692 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
6694 2002-01-22 Jason Merrill <jason@redhat.com>
6696 * c-semantics.c (genrtl_compound_stmt): Only check nesting
6697 consistency if this COMPOUND_STMT is scoped.
6699 2002-01-22 Kazu Hirata <kazu@hxi.com>
6701 * predict.c: Fix formatting.
6702 * print-tree.c: Likewise.
6703 * protoize.c: Likewise.
6706 * sbitmap.h: Likewise.
6708 * sched-deps.c: Likewise.
6709 * sched-vis.c: Likewise.
6710 * sdbout.c: Likewise.
6711 * sibcall.c: Likewise.
6713 * ssa-ccp.c: Likewise.
6714 * ssa-dce.c: Likewise.
6716 * stor-layout.c: Likewise.
6717 * system.h: Likewise.
6719 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6721 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
6722 if fits in bounds of base type.
6724 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
6725 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
6726 (add_bound_info, default): If can't find a context, make a
6728 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
6730 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
6732 * c-typeck.c (parser_build_binary_op): If result from
6733 build_binary_op is ERROR_MARK just return error_mark_node without
6736 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
6738 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
6739 Split a.out-specific bits into...
6740 * config/netbsd-aout.h: ...this.
6741 * config/netbsd-elf.h: New file.
6742 * config/alpha/netbsd-elf.h: Remove.
6743 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
6744 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
6745 (STARTFILE_SPEC): Remove redundant definition.
6746 (ENDFILE_SPEC): Likewise.
6747 (LINK_SPEC): Likewise.
6748 (CPP_SPEC): Likewise.
6749 (ASM_SPEC): Likewise.
6750 (LIB_SPEC): Likewise.
6751 (SWITCH_TAKES_ARG): Likewise.
6752 (TARGET_MEM_FUNCTIONS): Likewise.
6753 (CPP_PREDEFINES): Redefine.
6754 (ASM_FINAL_SPEC): Remove redefinition.
6755 (ASM_COMMENT_START): Redefine.
6756 (FUNCTION_PROFILER): Define.
6757 (TARGET_VERSION): Redefine.
6758 Comment and formatting cleanup.
6759 * config/i386/netbsd.h: Include <netbsd-aout.h>.
6760 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
6761 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
6762 big- or little-endian.
6763 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
6764 * config.gcc (*-*-netbsd*): Add definitions common to all
6766 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
6767 gnu_ld definitions. Add netbsd-elf.h to and remove
6768 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
6769 tmake_file, and don't lose previous tmake_file contents.
6770 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
6771 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
6772 gnu_ld definitions. Add netbsd-elf.h to tm_file.
6773 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
6774 (mipsel-*-netbsd*): Rename this to...
6775 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
6776 mips/little.h to tm_file for mips*el-*.
6777 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
6778 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
6779 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
6781 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6783 * pa-protos.h (reg_before_reload_operand): New function prototype.
6784 * pa.c (reg_before_reload_operand): New function implementation.
6785 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
6788 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6790 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
6792 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6794 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
6795 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
6796 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
6797 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
6798 (ENDFILE_SPEC): Undefine.
6799 (STARTFILE_SPEC): Redefine for PA.
6801 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6803 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
6805 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
6807 * config.gcc: Add entries to supported PowerPC --with-cpu
6810 2002-01-21 Jakub Jelinek <jakub@redhat.com>
6812 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
6813 true for 64-bit mode only SSE registers in 32-bit mode.
6815 2002-01-21 Kazu Hirata <kazu@hxi.com>
6817 * unwind-dw2.c: Fix formatting.
6818 * unwind-dw2-fde.c: Likewise.
6819 * unwind-dw2-fde.h: Likewise.
6820 * unwind-pe.h: Likewise.
6821 * varasm.c: Likewise.
6822 * varray.h: Likewise.
6824 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6826 Remove workaround for register stack overwrite bug in mmix.
6827 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6828 support for TARGET_REG_STACK_FILL_BUG.
6829 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6830 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6832 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6833 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6834 -mno-reg-stack-fill-bug-workaround.
6835 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6836 machine member has_call_without_parameters.
6837 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6838 -mreg-stack-fill-bug-workaround and
6839 -mno-reg-stack-fill-bug-workaround.
6840 (MMIX Options): Ditto.
6842 2002-01-21 Kazu Hirata <kazu@hxi.com>
6844 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6846 Remove redundant code.
6848 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6850 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6851 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6852 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6853 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6854 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6855 out target macro definitions and non-target-specific comments
6856 mostly taken from old versions of the manual.
6858 2002-01-20 Kazu Hirata <kazu@hxi.com>
6860 * config/h8300/h8300.h: Fix comment formatting.
6861 * config/ia64/aix.h: Likewise.
6862 * config/ia64/ia64-protos.h: Likewise.
6863 * config/ia64/ia64.c: Likewise.
6864 * config/ia64/ia64.h: Likewise.
6865 * config/ia64/ia64intrin.h: Likewise.
6866 * config/ia64/linux.h: Likewise.
6867 * config/ia64/unwind-aix.c: Likewise.
6868 * config/ia64/unwind-ia64.c: Likewise.
6870 2002-01-20 Kazu Hirata <kazu@hxi.com>
6872 * config/h8300/h8300.c: Revise comments about shift code.
6874 2002-01-20 Kazu Hirata <kazu@hxi.com>
6876 * config/h8300/h8300.c (function_arg): Update a comment.
6878 2002-01-20 Kazu Hirata <kazu@hxi.com>
6880 * config/h8300/h8300.md: Update the comments at the beginning
6883 2002-01-20 Kazu Hirata <kazu@hxi.com>
6885 * config/i370/i370.c: Fix comment formatting.
6886 * config/i370/i370.h: Likewise.
6887 * config/i370/i370.md: Likewise.
6888 * config/i370/linux.h: Likewise.
6890 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6892 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6894 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6895 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6898 2002-01-20 Graham Stott <grahams@redhat.com>
6900 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6902 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6904 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6906 2002-01-19 Tom Rix <trix@redhat.com>
6908 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6910 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6912 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6914 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6915 STARTING_FRAME_PHASE.
6916 (STARTING_FRAME_PHASE): New.
6917 (instantiate_virtual_regs): Check saneness of
6918 STARTING_FRAME_PHASE.
6920 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6922 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6924 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6926 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6928 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6929 be used for bootstrapping GCC 3.0.
6931 2002-01-18 Kazu Hirata <kazu@hxi.com>
6933 * config/h8300/h8300.md: Fix an insn length.
6935 2002-01-18 Kazu Hirata <kazu@hxi.com>
6937 * bitmap.h: Fix comment formatting.
6938 * combine.c: Likewise.
6939 * cppfiles.c: Likewise.
6940 * c-pragma.h: Likewise.
6941 * c-typeck.c: Likewise.
6943 * dwarf2out.c: Likewise.
6944 * function.c: Likewise.
6946 * genattrtab.c: Likewise.
6947 * gthr-win32.h: Likewise.
6948 * haifa-sched.c: Likewise.
6949 * predict.c: Likewise.
6950 * rtlanal.c: Likewise.
6952 * unwind-dw2-fde.h: Likewise.
6953 * unwind-pe.h: Likewise.
6954 * vmsdbgout.c: Likewise.
6956 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6958 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6959 if type_required and passed decl.
6961 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6963 * config.gcc (cpu_type): Include altivec.h in powerpc
6967 * config/rs6000/altivec.h: New.
6969 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6971 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6972 handling information.
6973 * doc/trouble.texi (Interoperation): Add libstdc++ information
6975 (Misunderstandings): Add template instantiation and static template
6976 member information for AIX.
6978 2002-01-17 Jason Merrill <jason@redhat.com>
6980 * dbxout.c (dbxout_type): Support const and volatile.
6982 * except.c (add_partial_entry): Remove backwards compatibility code.
6983 (end_protect_partials): Likewise.
6985 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6987 * config/ia64/ia64.md (prologue_use): New.
6988 * config/ia64/ia64.c (ia64_expand_prologue): Use
6989 gen_prologue_use instead of gen_rtx_USE.
6990 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6991 as CODE_FOR_pred_rel_mutex.
6992 (ia64_sched_reorder2): Likewise.
6994 2002-01-16 Eric Christopher <echristo@redhat.com>
6996 * config/mips/r3900.h: Reformat.
6997 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6998 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6999 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
7000 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
7001 * config/mips/t-elf: Remove mips3 multilib.
7003 2002-01-16 H.J. Lu <hjl@gnu.org>
7005 * config/mips/linux.h: Include "mips/abi64.h".
7007 2002-01-16 H.J. Lu <hjl@gnu.org>
7009 * config/mips/t-linux: New.
7011 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
7013 * config/mips/linux.h: Don't include "gofast.h".
7014 (INIT_SUBTARGET_OPTABS): Removed.
7016 2002-01-16 Kazu Hirata <kazu@hxi.com>
7018 * config/h8300/h8300-protos.h: Replace emit_a_shift with
7020 * config/h8300/h8300.c: Likewise.
7021 * config/h8300/h8300.md: Likewise.
7023 2002-01-16 Kazu Hirata <kazu@hxi.com>
7025 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
7026 spaces after an opcode name.
7027 (pushqi1_h8300hs): Likewise.
7028 (pushhi1_h8300hs): Likewise.
7030 2002-01-16 Kazu Hirata <kazu@hxi.com>
7032 * doc/extend.texi: Replace "option" with "attribute"
7035 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7037 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
7038 (and:DI () (const_int -8)).
7039 (split_small_symbolic_mem_operand): Split
7040 (mem (and:DI () (const_int -8)).
7042 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7045 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
7046 same way as TYPE_IMUL.
7047 (ultrasparc_sched_reorder): Likewise.
7048 * config/sparc/sparc.md (type): Add comment to update
7049 ultrasparc_sched_reorder when making changes.
7051 2002-01-16 Kazu Hirata <kazu@hxi.com>
7053 * doc/invoke.texi: Change the dump file name of block
7054 reordering pass from 28.bbro to 29.bbro.
7057 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
7059 * i386.md (minsf splitter): Fix pasto.
7061 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
7063 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
7064 to frame pointer initialisation instruction.
7065 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
7066 initialisation instruction.
7067 (soft_df_operand): Do not accept the IP register.
7068 (nonimmediate_soft_df_operand): Do not accept the IP register.
7070 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7073 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
7074 MASK_V8 being both set.
7076 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
7078 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
7079 insn for GOT register; add REG_MAYBE_DEAD notes instead.
7080 config/s390/s390.md (call, call_value): Add GOT register to
7081 CALL_INSN_FUNCTION_USAGE where needed.
7082 (call_exp, call_value_exp): New.
7084 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
7086 * config/arm/arm.c: General formatting tidy up.
7088 2002-01-16 Graham Stott <grahams@redhat.com>
7090 * calls.c (try_to_integrate): Use "(size_t)" intermediate
7091 cast and when casting an integer literal to "rtx" pointer.
7092 (expand_call): Likewise.
7093 * flow.c (try_pre_increment): Likewise.
7094 (find_use_as_address): Likewise.
7095 * integrate.c (expand_iline_function): Likewise.
7096 * regmove.c (try_auto_increment): Likewise.
7098 2002-01-16 Graham Stott <grahams@redhat.com>
7100 * sched-rgn.c (passed): Use sbitmap_free.
7103 (in_queue): Likewise.
7104 (in_stack): Likewise.
7106 2002-01-15 Eric Christopher <echristo@redhat.com>
7108 * flow.c (propagate_one_insn): Change to use fatal_insn.
7110 2002-01-15 Kazu Hirata <kazu@hxi.com>
7112 * expmed.c (extract_fixed_bit_field): Remove unused code.
7113 * system.h: Poison SLOW_ZERO_EXTEND.
7114 * doc/tm.texi: Remove.
7115 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
7116 * config/arm/arm.h: Likewise.
7117 * config/avr/avr.h: Likewise.
7118 * config/clipper/clipper.h: Likewise.
7119 * config/convex/convex.h: Likewise.
7120 * config/d30v/d30v.h: Likewise.
7121 * config/dsp16xx/dsp16xx.h: Likewise.
7122 * config/elxsi/elxsi.h: Likewise.
7123 * config/fr30/fr30.h: Likewise.
7124 * config/h8300/h8300.h: Likewise.
7125 * config/i370/i370.h: Likewise.
7126 * config/i386/i386.h: Likewise.
7127 * config/m68k/m68k.h: Likewise.
7128 * config/mips/mips.h: Likewise.
7129 * config/ns32k/ns32k.h: Likewise.
7130 * config/pdp11/pdp11.h: Likewise.
7131 * config/pj/pj.h: Likewise.
7132 * config/s390/s390.h: Likewise.
7133 * config/sh/sh.h: Likewise.
7134 * config/stormy16/stormy16.h: Likewise.
7135 * config/v850/v850.h: Likewise.
7136 * config/vax/vax.h: Likewise.
7137 * config/we32k/we32k.h: Likewise.
7139 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7141 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
7142 (altivec_lvsl): Change constraint to b.
7143 (altivec_lvsr): Same.
7144 (altivec_lvebx): Same.
7145 (altivec_lvehx): Same.
7146 (altivec_lvewx): Same.
7147 (altivec_lvxl): Same.
7148 (altivec_lvx): Same.
7149 (altivec_stvx): Add parallel.
7150 (altivec_stvxl): Same.
7151 (altivec_stvehx): Same.
7152 (altivec_stvebx): Same.
7153 (altivec_stvebx): Same.
7155 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7157 * config.gcc: Change altivec.h to altivec-defs.h.
7159 * config/rs6000/altivec.h: Delete.
7161 * config/rs6000/altivec-defs.h: Add.
7163 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7165 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
7168 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
7169 less than or equal to eight bytes.
7171 * vax.md (andsi3): Remove constraints and change SET destination
7172 operand type to nonimmediate_operand.
7173 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
7174 when it is a CONST_INT.
7176 2002-01-15 Jason Merrill <jason@redhat.com>
7178 * c-common.def (FILE_STMT): New code.
7179 * c-common.c (statement_code_p): It's a statement.
7180 * c-common.h (stmt_tree_s): Add x_last_filename.
7181 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
7182 (last_expr_filename): New macro.
7183 * c-semantics.c (begin_stmt_tree): Initialize it.
7184 (add_stmt): If the filename changed, also insert a
7186 (expand_stmt): Handle seeing one.
7188 2002-01-15 Eric Christopher <echristo@redhat.com>
7190 * flow.c (propagate_one_insn): Add error message and print out
7193 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7195 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
7196 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
7197 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
7198 TRAMPOLINE_ALIGNMENT.
7199 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
7201 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
7202 PCC_BITFIELD_TYPE_MATTERS.
7203 * config/interix.h (STDC_VALUE): Remove. Use
7204 STDC_0_IN_SYSTEM_HEADERS.
7205 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
7206 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
7207 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
7209 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
7211 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
7212 not work on this platform currently.
7214 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7216 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
7217 readonly_warning in _().
7219 2002-01-15 Douglas B Rupp <rupp@gnat.com>
7221 * gcc.c (delete_if_ordinary): Backout previous change.
7223 2002-01-15 Kazu Hirata <kazu@hxi.com>
7225 * config/h8300/h8300.c (print_operand): Remove support for
7226 unused operand characters.
7228 * read-rtl.c: Fix formatting.
7230 * recog.c: Likewise.
7231 * regclass.c: Likewise.
7232 * regmove.c: Likewise.
7233 * reg-stack.c: Likewise.
7234 * reload1.c: Likewise.
7235 * rtlanal.c: Likewise.
7237 2002-01-15 Kazu Hirata <kazu@hxi.com>
7239 * config/i386/i386.c: Fix formatting.
7241 2002-01-15 Jakub Jelinek <jakub@redhat.com>
7243 * c-typeck.c (process_init_element): Don't save_expr
7244 COMPOUND_LITERAL_EXPR if just its initializer will be used.
7246 2002-01-15 David Edelsohn <edelsohn@gnu.org>
7248 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
7249 emit optional traceback table if optimize_size or TARGET_ELF.
7250 * config/rs6000/rs6000.md (prefetch): New.
7252 2002-01-15 Andreas Jaeger <aj@suse.de>
7254 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
7256 2002-01-15 Kazu Hirata <kazu@hxi.com>
7258 * mips-tfile.c: Fix formatting.
7260 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
7262 * unroll.c (final_reg_note_copy): Fix previous commit.
7264 2002-01-14 Kazu Hirata <kazu@hxi.com>
7266 * config/h8300/h8300-protos.h: Remove the prototype for
7268 * config/h8300/h8300.c (eq_operator): Remove.
7270 2002-01-14 Richard Henderson <rth@redhat.com>
7272 * config/i386/i386.md (prefetch): Tidy.
7273 (prefetch_3dnow): Fix locality operand.
7275 2002-01-14 Richard Henderson <rth@redhat.com>
7277 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
7278 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
7280 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
7282 * reload1.c (reload_combine): Pass reg_sum replacement through
7283 copy_rtx in loop performing multiple changes.
7285 2002-01-14 Jakub Jelinek <jakub@redhat.com>
7287 * except.c (remove_unreachable_regions): New.
7288 (free_eh_status): Clear exception_handler_labels.
7289 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
7290 (find_exception_handler_labels): Don't add the same label more than
7292 (remove_exception_handler_label): Don't die if
7293 find_exception_handler_labels hasn't been called for the current
7296 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
7298 * toplev.c (rest_of_compilation): Rebuild jump labels after
7301 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
7303 * doc/extend.texi: Move documentation of X86 built-in functions
7305 * doc/invoke.texi: From here.
7306 * doc/sourcebuild.texi: Document location of documentation for
7307 machine built-in functions.
7309 2002-01-13 Christopher Faylor <cgf@redhat.com>
7311 * cppfiles.c (TEST_THRESHOLD): New macro.
7312 (SHOULD_MMAP): Ditto.
7313 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
7316 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
7318 * unroll.c (final_reg_note_copy): Properly handle
7320 (unroll_loops): Fix LOOP_CONDITION heuristics.
7322 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
7324 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
7325 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
7327 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
7329 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
7332 2002-01-14 Tom Rix <trix@redhat.com>
7334 * config/rs6000/rs6000.md: Fix typo with sradi.
7336 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
7338 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
7339 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
7340 (clrstrdi, clrstrsi): Adapt callers.
7342 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
7344 (movti splitter): Never use register 0 as base register.
7346 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7348 * combine.c (simplify_shift_const): Always generate new rtx
7349 for shift expression instead of reusing given expression.
7351 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7353 * config/alpha/alpha.c (alpha_expand_mov): Don't call
7354 alpha_legitimize_address unless mode is Pmode.
7356 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
7358 * doc/md.texi (Modifiers): Document the '*' constraint for the
7361 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
7362 * doc/extend.texi (Function Attributes): 'interrupt' is valid
7365 2002-01-13 Richard Henderson <rth@redhat.com>
7367 * reload.c (find_reloads): Use a hard reg destination as reload reg
7368 for an input reload of the source.
7370 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7372 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
7375 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
7377 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7378 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7380 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
7382 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7384 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
7386 2002-01-12 Tom Rix <trix@redhat.com>
7388 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
7391 2002-01-12 Richard Henderson <rth@redhat.com>
7393 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
7395 * doc/invoke.texi: Update Alpha options.
7397 * doc/invoke.texi: Update i386 built-in function lists.
7399 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
7401 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
7402 referencing outside.
7404 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7406 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
7407 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
7408 offsets, and change line folding.
7409 * optabs.c (expand_binop): Remove warnings.
7410 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
7412 2002-01-12 Graham Stott <grahams@redhat.com>
7414 * attribs.c (handle_deprecated_attribute): constify WHAT.
7415 * diagnostic.c (warn_deprecated_use): Add braces, fixes
7416 dangling else warning and constify WHAT.
7417 * except.h (struct function, struct inline_remap): Move
7418 struct tag forward defs before all prototypes.
7419 (duplicate_eh_regions): Whitespace.
7421 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
7423 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
7424 MODE_BASE_REG_CLASS.
7425 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
7427 2002-01-12 Richard Henderson <rth@redhat.com>
7429 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
7430 (ix86_expand_vector_move): New.
7431 (bdesc_2arg): Remove andps, andnps, orps, xorps.
7432 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
7433 Remove old prefetch builtins. Special case the logicals removed above.
7434 (ix86_expand_builtin): Likewise.
7435 (safe_vector_operand): Use V4SFmode, not TImode.
7436 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
7437 (ix86_expand_timode_binop_builtin): New.
7438 * config/i386/i386-protos.h: Update.
7439 * config/i386/i386.h (enum ix86_builtins): Update.
7440 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
7441 Use ix86_expand_vector_move in vector move expanders.
7442 (movti_internal, movti_rex64): Add xorps alternative.
7443 (sse_clrv4sf): Rename and adjust from sse_clrti.
7444 (prefetch): Don't work so hard.
7445 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
7446 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
7447 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
7449 2002-01-11 Richard Henderson <rth@redhat.com>
7451 * config/i386/mmintrin.h: New file.
7452 * config/i386/xmmintrin.h: New file.
7453 * config.gcc (i?86-*-*): Add extra_headers.
7454 * simplify-rtx.c (simplify_unary_operation): Handle saturating
7456 (simplify_binary_operation): Handle saturating arithmetic codes.
7457 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
7458 not the lowpart subreg.
7459 (ix86_expand_builtin): Return a TImode dummy register instead of 0
7461 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
7463 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7465 * conflict.c (conflict_graph_compute): Free regsets when finished.
7466 * ssa.c (compute_coalesced_reg_partition): Likewise.
7468 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7470 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
7471 every where we allocate a register.
7473 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7475 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
7476 * lcm.c (compute_earliest, compute_farthest): Likewise.
7478 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7480 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
7482 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7484 * doc/rtl.texi (Insns): Fix 2 typos.
7486 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
7488 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
7489 options. Use @table @gcctabopt for MMIX options. Add index
7490 entries for MMIX options. Start new paragraph with first
7491 heading of the machine-dependent options.
7493 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
7496 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
7497 * combine.c (force_to_mode): Same.
7498 * reload1.c (clear_reload_reg_in_use): Same.
7500 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
7502 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
7505 2002-01-11 Andreas Jaeger <aj@suse.de>,
7506 Brad Lucier <lucier@math.purdue.edu>
7508 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
7511 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
7513 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
7514 Protect with IN_LIBGCC.
7515 (LINK_EH_SPEC): Add required trailing space.
7517 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
7519 * c-tree.h: Move function declarations so that they are listed
7520 under the filename which contains them.
7521 (check_identifier, finish_decl_top_level,
7522 lookup_name_current_level_global, shadow_record_fields): Remove.
7524 2002-01-11 Andreas Jaeger <aj@suse.de>
7526 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
7529 2002-01-10 Richard Henderson <rth@redhat.com>
7531 * config/alpha/alpha.c (print_operand): Add 'J'.
7532 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
7533 new operand with the sequence number for the lituse. When splitting
7534 the insns, use gen_movdi_er_high_g and generate a sequence number.
7535 (gen_movdi_er_high_g): Print the sequence number if non-zero.
7537 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
7539 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
7540 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
7542 (altivec_expand_builtin): Same.
7543 (altivec_expand_stv_builtin): New.
7545 * config/rs6000/rs6000.h (rs6000_builtins): Same.
7547 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
7548 ("altivec_lvehx"): New.
7549 ("altivec_lvewx"): New.
7550 ("altivec_lvxl"): New.
7551 ("altivec_lvx"): New.
7552 ("altivec_stvx"): New.
7553 ("altivec_stvebx"): New.
7554 ("altivec_stvehx"): New.
7555 ("altivec_stvewx"): New.
7556 ("altivec_stvxl"): New.
7558 2002-01-10 Richard Henderson <rth@redhat.com>
7560 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
7561 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
7562 care not to delete instructions twice.
7564 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7566 * toplev.c: Don't declare environ (it's not used anywhere).
7567 * configure.in: Don't check for declaration of environ.
7568 * config/i386/xm-mingw32.h: Don't #define environ.
7569 * config.in, configure: Regenerate.
7571 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7573 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
7574 * configure: Regenerate.
7576 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
7577 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
7578 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
7580 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
7581 LIMITS_H_TEST here, not in m68k/x-next.
7582 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
7583 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
7585 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
7586 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
7587 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
7589 * config/i386/x-djgpp: Renamed i386/t-djgpp.
7590 * config/m88k/x-dolph: Renamed m88k/t-dolph.
7591 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
7592 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
7593 replacement of quadlib.asm with quadlib.c.
7595 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
7596 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
7597 config/rs6000/xm-beos.h: Delete file.
7599 * config.gcc: Update to match above changes.
7601 2002-01-10 Kazu Hirata <kazu@hxi.com>
7603 * config/h8300/h8300.h: Fix comment typos.
7604 * config/h8300/h8300.md: Likewise.
7605 * config/h8300/lib1funcs.asm: Likewise.
7607 2002-01-10 Dale Johannesen <dalej@apple.com>
7609 PR optimization/5269
7610 * unroll.c (precondition_loop_p): Make *increment be the correct
7611 sign when n_iterations known, to avoid confusing caller.
7613 2002-01-10 Kazu Hirata <kazu@hxi.com>
7615 * doc/extend.texi (deprecated): Fix a typo.
7617 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
7619 * basic-block.h (update_br_prob_note): Declare.
7620 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
7621 (try_forward_edges): Care negative frequencies and update note.
7622 (outgoing_edges_match): Tweek conditional merging heuristics.
7623 (try_crossjump_to_edge): use update_br_prob_note.
7624 * cfglayout.c (fixup_reorder_chain): Likewise.
7625 * cfrtl.c (update_br_prob_note): New.
7626 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
7628 * i386.c (ix86_decompose_address): Return -1 if address contains
7630 (legitimate_address_p): Require ix86_decompose_address to return 1.
7632 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
7633 (cprop_insn): Likewise.
7635 2002-01-10 Kazu Hirata <kazu@hxi.com>
7637 * toplev.c: Fix formatting.
7639 * tree-dump.c: Likewise.
7640 * unroll.c: Likewise.
7641 * unwind-dw2.c: Likewise.
7642 * unwind-dw2-fde.c: Likewise.
7643 * unwind-dw2-fde-glibc.c: Likewise.
7644 * unwind-sjlj.c: Likewise.
7646 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7648 * doc/invoke.texi: Document PDP-11 options.
7650 2002-01-10 Kazu Hirata <kazu@hxi.com>
7652 * config/h8300/h8300.h: Fix formatting.
7654 2002-01-10 Ira Ruben <ira@apple.com>
7656 Add __attribute__ ((deprecated)).
7657 * extend.texi: Document __attribute__ ((deprecated)).
7658 * invoke.texi: Document -Wno-deprecated-declarations.
7659 * testsuite/g++.dg/other/deprecated.C: New C++ test.
7660 * testsuite/gcc.dg/deprecated.c: New C test.
7661 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
7662 (c_common_attribute_table): Add "deprecated" entry.
7663 (handle_deprecated_attribute): New function.
7664 * c-decl.c (deprecated_states): New enum.
7665 deprecated_state: State of "deprecated" handling.
7666 (start_decl): Set deprecated_state based on attributes.
7667 (grokdeclarator): Test for deprecated uses, propagate attribute.
7668 * c-typeck.c (build_component_ref): Test for deprecated fields.
7669 (build_external_ref): Test for deprecated primaries.
7670 * diagnostic.c (warn_deprecated_use) New function to issue
7671 warnings about __attribute__ ((depricated)) references.
7672 * flags.h (warn_deprecated_decl): Extern declared for
7673 -W[no-]deprecated-declarations option.
7674 * print-tree.c (print_node): Show deprecated flag status.
7675 * toplev.c (warn_deprecated_decl): Defined.
7676 (W_options): Added "deprecated-declaration".
7677 * toplev.h (warn_deprecated_use): Extern declared.
7678 * tree.h (struct tree_common): Define deprecated_flag.
7679 (TREE_DEPRECATED): New macro to access flag.
7680 * cp/call.c (build_call): Test for deprecated calls.
7681 * cp/class.c (add_implicitly_declared_members): Set global
7682 flag to tell grokdeclarator to not issue deprecated warnings.
7683 * cp/cp-tree.h: Add extern for adding_implicit_members.
7684 * cp/decl.c (deprecated_states): New enum.
7685 (start_decl): Set deprecated_state based on attributes.
7686 (grokdeclarator): Test for deprecated uses, propagate attribute.
7687 * cp/lex.c (do_identifier): Test for deprecated primaries.
7688 * cp/typeck.c (build_component_ref): Test for deprecated fields.
7690 2002-01-10 Ira Ruben <ira@apple.com>
7692 Fix to assign attributes to inline member functions.
7693 * cp/decl.c (start_method): Handle attrlist.
7695 2002-01-10 Kazu Hirata <kazu@hxi.com>
7697 * combine.c (expand_field_assignment): Use subreg_lsb().
7699 2002-01-10 David Edelsohn <edelsohn@gnu.org>
7701 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
7702 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
7703 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
7704 Recurse for any operand of AND as long as constant is non-zero.
7706 2002-01-10 Kazu Hirata <kazu@hxi.com>
7708 * config/h8300/h8300.md: Remove constraints from expanders.
7710 2002-01-10 Kazu Hirata <kazu@hxi.com>
7712 * varasm.c: Fix formatting.
7713 * varray.c: Likewise.
7714 * vmsdbgout.c: Likewise.
7715 * xcoffout.c: Likewise.
7717 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
7719 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
7720 update edge probabilities to match.
7722 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7724 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
7726 * doc/languages.texi, doc/sourcebuild.texi: New files.
7727 * doc/configfiles.texi: Make a subsubsection. Update.
7728 * doc/configterms.texi: Add @node. Remove warning that this isn't
7729 instructions for building GCC.
7730 * doc/makefile.texi: Make a subsection.
7731 * doc/gccint.texi: Update.
7733 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
7735 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
7737 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
7739 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
7741 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
7743 * optabs.c (expand_fix): Look for wider integer modes first.
7745 * i386.md (mov?f): Avoid the fake const double trick for medium
7747 (min?f*/max?f*): Prohibit memory operands for i387 variant.
7748 (fop_df_4): Disable for SSE compilation.
7750 2002-01-10 Graham Stott <grahams@redhat.com>
7752 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
7753 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
7755 2002-01-10 Richard Henderson <rth@redhat.com>
7757 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
7759 2002-01-10 Richard Henderson <rth@redhat.com>
7761 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
7762 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
7764 2002-01-10 Kazu Hirata <kazu@hxi.com>
7766 * combine.c (can_combine_p): Fix a comment typo.
7768 2002-01-09 Zack Weinberg <zack@codesourcery.com>
7770 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
7771 empty list correctly. Change loop index $t to $f for
7772 consistency with rest of Makefile.
7774 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
7776 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
7777 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7779 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
7780 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
7781 (altivec_init_builtins): Same.
7782 (altivec_expand_unop_builtin): Return NULL_RTX on error.
7783 (altivec_expand_binop_builtin): Same.
7784 (altivec_expand_ternop_builtin): Same.
7787 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
7788 ("altivec_vctuxs"): Fix typo.
7789 ("altivec_vnmsubfp"): Same.
7790 ("altivec_dssall"): New.
7791 ("altivec_mfvscr"): New.
7792 ("altivec_dss"): New.
7793 ("altivec_lvsl"): New.
7794 ("altivec_lvsr"): New.
7795 ("altivec_dstt"): New.
7796 ("altivec_dstst"): New.
7797 ("altivec_dststt"): New.
7798 ("altivec_dst"): New.
7800 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
7801 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7803 2002-01-09 Richard Henderson <rth@redhat.com>
7805 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
7807 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
7809 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
7811 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
7813 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
7815 2002-01-09 Kazu Hirata <kazu@hxi.com>
7817 * read-rtl.c: Fix formatting.
7819 * regclass.c: Likewise.
7820 * regrename.c: Likewise.
7821 * reg-stack.c: Likewise.
7822 * reload1.c: Likewise.
7823 * reload.c: Likewise.
7826 2002-01-09 Kazu Hirata <kazu@hxi.com>
7828 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7829 to extract items in the expr_list chain.
7831 2002-01-09 Richard Henderson <rth@redhat.com>
7833 * config/vax/vax.c (vax_rtx_cost): Never abort.
7835 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7837 2002-01-09 Jan Hubicka <jh@suse.cz>
7839 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7841 2002-01-09 Richard Henderson <rth@redhat.com>
7843 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7844 Unify code from various alternatives.
7846 2002-01-09 Richard Henderson <rth@redhat.com>
7848 * regrename.c (copy_value): Ignore the copy if the source register
7849 is present in the value chain with a narrower mode.
7851 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7853 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7854 for the c4x target. Also improve layout.
7856 2002-01-09 Richard Henderson <rth@redhat.com>
7858 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7859 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7860 to match insn patterns.
7862 2002-01-09 Richard Henderson <rth@redhat.com>
7864 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7865 (copyprop_hardreg_forward_1): Likewise.
7867 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7869 * pa.md (decrement_and_branch_until_zero): Change predicate for
7870 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7872 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7874 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7875 gets undefined. For Darwin.
7877 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7879 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7881 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7883 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7885 2002-01-08 Richard Henderson <rth@redhat.com>
7887 * regrename.c (copy_value): Ignore overlapping copies.
7889 2002-01-08 Richard Henderson <rth@redhat.com>
7891 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7892 as needed to avoid shared structure.
7894 2002-01-08 Kazu Hirata <kazu@hxi.com>
7896 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7899 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7901 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7902 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7903 documentation of obsolete macros.
7904 * system.h: Poison these macros.
7905 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7906 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7907 config/c4x/c4x.h, config/clipper/clipper.h,
7908 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7909 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7910 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7911 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7912 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7913 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7914 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7915 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7916 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7917 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7918 config/sparc/sparc.h, config/stormy16/stormy16.h,
7919 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7920 definitions and commented out definitions of obsolete macros.
7921 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7922 of MAX_INT_TYPE_SIZE.
7924 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7926 * config/s390/s390.c (s390_preferred_reload_class): Never
7927 return ADDR_REGS if it isn't a subset of the given class.
7928 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7929 FP_REGS, but all superclasses as well.
7931 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7933 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7934 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7935 must not be a const_int.
7937 2002-01-08 Richard Henderson <rth@redhat.com>
7939 * Makefile.in (toplev.o): Depend on options.h.
7940 (gcc.o): Depend on specs.h.
7942 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7944 * expr.c (store_expr): Convert VOIDmode constants back to target's
7947 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7949 * doc/invoke.texi: Markup gcc as @command. Refer to
7950 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7951 of http://gcc.gnu.org/thanks.html.
7953 2002-01-08 Dale Johannesen <dalej@apple.com>
7955 * config/rs6000/rs6000.md: Add missing int register
7956 target case to movdf_low.
7958 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7960 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7961 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7962 (cppinit.o): Depend on except.h.
7963 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7964 s-specs): New rules.
7966 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7967 Don't create specs.h/options.h/gencheck.h here. Remove
7968 unnecessary variable settings from last argument of AC_OUTPUT.
7969 * config.in, configure: Regenerate.
7970 * intl.c: Hardcode package name as "gcc".
7972 * cppinit.c: Include except.h.
7973 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7975 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7976 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7977 (!)USING_SJLJ_EXCEPTIONS.
7978 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7980 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7982 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7983 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7984 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7985 documentation of obsolete macros.
7986 * system.h: Poison these macros.
7987 * config/d30v/d30v.h, config/ns32k/encore.h,
7988 config/stormy16/stormy16.h: Remove definitions and commented out
7989 definitions of obsolete macros.
7991 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7993 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7994 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7997 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7999 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
8000 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
8001 to insn adjusting stack/frame pointer.
8002 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
8003 accept operands that cause the insn to be non-splittable.
8005 2002-01-08 Graham Stott <grahams@redhat.com>
8007 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
8008 (C_TYPE_FIELDS_VOLATILE): Likewise.
8009 (C_TYPE_BEING_DEFINED): Likewise.
8010 (C_IS_RESERVED_WORD): Likewise.
8011 (C_TYPE_VARIABLE_SIZE): Likewise.
8012 (C_DECL_VARIABLE_SIZE): Likewise.
8013 (C_MISSING_PROTOTYPE_WARNED): Likewise.
8014 (C_SET_EXP_ORIGINAL_CODE): Likewise.
8015 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
8017 (C_DECL_ANTICIPATED): Likewise.
8018 (c_build_type_variant): Add parenthesis.
8020 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
8022 * gcc.c (option_map): Remove --version.
8023 (process_command): Handle -fversion following the GNU Coding
8024 Standards. Partially addresses PR other/704.
8026 2002-01-08 Graham Stott <grahams@redhat.com>
8028 * combine.c (combine_instructions): Fix typo.
8030 2002-01-08 Graham Stott <grahams@redhat.com>
8032 * debug.h: Use "tree" and "rtx" throughout.
8034 * debug.c: Likewise.
8036 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
8038 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
8039 constant pool, use the pool's version of the symbol instead.
8041 2002-01-07 Richard Henderson <rth@redhat.com>
8043 * regrename.c (find_oldest_value_reg): Ignore the value chain if
8044 the original register was copied in a mode with a fewer number of
8045 hard registers than the desired mode.
8046 (copyprop_hardreg_forward_1): Likewise.
8047 (debug_value_data): Fix loop test.
8048 * toplev.c (parse_options_and_default_flags): Reenable
8049 -fcprop-registers at -O1.
8051 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8053 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
8054 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
8056 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
8059 * config/rs6000/rs6000.md: Add altivec predicate patterns.
8061 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
8063 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
8064 (pa_output_function_prologue): Output local label at the beginning of
8065 the prologue when profiling.
8066 (hppa_profile_hook): Use the local label rather than the function label.
8067 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
8069 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8071 * config/rs6000/rs6000.c (print_operand): Remove extra space.
8072 (altivec_expand_unop_builtin): Fix thinko.
8073 (altivec_expand_binop_builtin): Same.
8074 (altivec_expand_ternop_builtin): Same.
8075 (altivec_expand_builtin): Same.
8077 2002-01-07 Richard Henderson <rth@redhat.com>
8079 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
8081 2002-01-07 Jason Merrill <jason@redhat.com>
8083 * unwind-dw2.c (execute_cfa_program): Use < again.
8085 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8087 * predict.c (combine_predictions_for_insn): Avoid division by zero.
8089 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8091 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
8092 Don't allow -1 - x -> ~x simplifications in the first pass.
8094 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8096 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
8098 (altivec_expand_binop_builtin): Same.
8099 (altivec_expand_unop_builtin): Same.
8100 (print_operand): Fix typo.
8101 (bdesc_1arg): Add vupk* variants.
8103 * rs6000.h (rs6000_builtins): Add vupk* enums.
8105 * rs6000.md: Add altivec_vupk* variants.
8107 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
8109 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
8110 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
8111 and last update dates.
8113 2002-01-07 Janis Johnson <janis187@us.ibm.com>
8115 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
8117 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
8119 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
8120 * config/avr/avr.h (CPP_SPEC): Likewise.
8121 (LINK_SPEC): Likewise.
8122 (CRT_BINUTILS_SPECS): Likewise.
8123 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8124 * doc/invoke.texi (AVR Options): Document them.
8126 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
8128 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
8131 2002-01-07 Graham Stott <grahams@redhat.com>
8133 * config/i386/i386.h: Update copyright date.
8134 (HALF_PIC_PTR): Add parenthesis.
8135 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
8136 (CONSTANT_ALIGNMENT): Add parenthesis.
8137 (DATA_ALIGNMENT): Likewise.
8138 (LOCAL_ALIGNMENT): Likewise.
8139 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
8140 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
8141 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
8142 (HARD_REGNO_NREGS): Add paranethesis.
8143 (VALID_SSE_REG_MODE): Whitespace.
8144 (VALID_MMX_REG_MODE): Whitespace.
8145 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
8146 (ix86_hard_regno_mode_ok): Add parenthesis.
8147 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
8148 (RETURN_IN_MEMORY): Whitespace.
8149 (N_REG_CLASSES): Add parenthesis.
8150 (INTEGER_CLASS_P): Add parenthesis and wrap.
8151 (FLOAT_CLASS_P): Likewise.
8152 (SSE_CLASS_P): Likewise.
8153 (MMX_CLASS_P): Likewise.
8154 (MAYBE_INTEGER_CLASS_P): Likewise.
8155 (MAYBE_FLOAT_CLASS_P): Likewise.
8156 (MAYBE_SSE_CLASS_P): Likewise.
8157 (MAYBE_MMX_CLASS_P): Likewise.
8158 (Q_CLASS_P): Likewise.
8159 (GENERAL_REGNO_P): Uppercase macro parameter.
8160 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
8161 (FP_REGNO_P): Likewise.
8162 (ANY_FP_REGNO_P): Uppercase macro parameter.
8163 (SSE_REGNO_P): Likewise.
8164 (SSE_REGNO): Likewise.
8165 (SSE_REG_P): Likewise.
8166 (SSE_FLOAT_MODE_P): Likewise.
8167 (MMX_REGNO_P): Likewise.
8168 (MMX_REG_P):Likewise.
8169 (STACK_REG_P): Likewise.
8170 (NON_STACK_REG_P): Likewise.
8171 (STACK_TOP_P): Likewise.
8172 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
8173 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
8174 (SECONDARY_MEMORY_NEEDED): Likewise.
8175 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
8176 (MD_ASM_CLOBBERS): Whitespace and wrap.
8177 (MUST_PASS_IN_STACK): Whitespace and wrap.
8178 (RETURN_POPS_ARGS): Add parenthesis.
8179 (INIT_CUMULATIVE_ARGS): Likewise.
8180 (FUNCTION_ARG): Likewise.
8181 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
8182 (SETUP_INCOMING_VARARGS): Likewise.
8183 (BUILD_VA_LIST_TYPE): Add parenthesis.
8184 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
8186 (EXPAND_BUILTIN_VA_ARG): Likewise.
8187 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
8188 (INITIALIZE_TRAMPOLINE): Add parenthesis.
8189 (INITIAL_ELIMINATION_OFFSET): Likewise.
8190 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
8191 (REGNO_OK_FOR_BASE_P): Likewise.
8192 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
8193 (REGNO_OK_FOR_DIREG_P): Likewise.
8194 (REG_OK_FOR_INDEX_P): Whitespace.
8195 (REG_OK_FOR_BASE_P): Whitespace.
8196 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
8198 (FIND_BASE_TERM): Fix typo.
8199 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
8200 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
8201 (SYMBOLIC_CONST; Whitespace.
8202 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
8203 (ENCODE_SECTION_INFO): Whitespace.
8204 (FINALIZE_PIC): Remove do { ... } while (0).
8205 (PROMOTE_MODE): Wrap in do { ... } while (0).
8206 (CONST_COSTS): Whitespace.
8207 (RTX_COSTS): Add paramethesis, whitespace and wrap.
8208 (REGISTER_MOVE_COST): Add parenthesis.
8209 (MEMORY_MOVE_COST): Likewise.
8210 (EXTRA_CC_MODES): Whitespace.
8211 (SELECT_CC_MODE): Add parenthesis and whitespace.
8212 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
8213 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
8214 (ASM_OUTPUT_LABEL): Add paramethesis.
8215 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
8216 (ASM_OUTPUT_REG_POP): Likewise.
8217 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
8218 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8220 * config/i386/i386.c: Update copyright.
8221 (CHECK_STACK_LIMIT): Add parenthesis.
8222 (AT_BP): Uppercase macro parameter.
8223 (x86_64_int_parameter_registers): Constify.
8224 (x86_64_int_return_registers): Likewise.
8225 (ix86_compare_op0): Use rtx.
8226 (construct_container): Constify INTREG parameter.
8227 (function_arg): Use rtx.
8229 * diagnostic.h: Update copyright date.
8230 (output_buffer_state): Add parenthesis.
8231 (output_buffer_format_args): Likewise.
8233 * combine.c (combine_instructions): Replace XEXP (links, 0)
8236 2002-01-06 H.J. Lu <hjl@gnu.org>
8238 * cfgcleanup.c (thread_jump): Fix 2 typos.
8240 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
8242 * config.gcc: Add support for --enable-altivec.
8244 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8246 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
8248 2002-01-06 Jakub Jelinek <jakub@redhat.com>
8250 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
8251 __objc_class_name_*.
8253 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8255 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
8257 2002-01-06 Richard Henderson <rth@redhat.com>
8259 * reorg.c (emit_delay_sequence): Remove death notes, not merely
8260 nop them out. Increment label reference count for REG_LABEL.
8261 (fill_slots_from_thread): Frob label reference count around
8262 delete_related_insns.
8264 2002-01-05 Richard Henderson <rth@redhat.com>
8266 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
8269 2002-01-05 Richard Henderson <rth@redhat.com>
8271 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
8272 * integrate.c (output_inline_function): Likewise.
8273 * toplev.c (rest_of_compilation): Do it here instead. Move call
8274 to remove_unnecessary_notes after emitting abstract instance.
8275 Force an emitted nested function to have its parent emited as well.
8276 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
8278 (rtl_for_decl_location): Do not look at reload data structures
8279 before reload has run.
8281 2002-01-05 Kazu Hirata <kazu@hxi.com>
8283 * cse.c: Fix formatting.
8284 * dwarf2asm.c: Likewise.
8285 * dwarf2out.c: Likewise.
8286 * explow.c: Likewise.
8287 * expmed.c: Likewise.
8288 * function.c: Likewise.
8290 * gencheck.c: Likewise.
8291 * genrecog.c: Likewise.
8292 * ggc-common.c: Likewise.
8293 * ggc-page.c: Likewise.
8294 * global.c: Likewise.
8296 2002-01-05 Kazu Hirata <kazu@hxi.com>
8298 * combine.c: Fix formatting.
8300 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
8303 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
8305 2002-01-05 David Edelsohn <edelsohn@gnu.org>
8307 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
8308 as 1 for __powerpc64__ as well.
8310 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
8312 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
8315 2002-01-05 Daniel Berlin <dan@dberlin.org>
8317 * lcm.c: Revert change, due to performance regression it causes on
8318 SPEC because it's slightly more conservative (sigh, I hate
8321 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
8323 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
8325 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8327 * doc/cppinternals.texi: Update.
8329 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
8331 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
8332 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
8334 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
8335 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
8336 kludge for pre-october-14th mmix versions to handle new-found bug
8337 with PUSHJ/PUSHGO and the register stack.
8338 * config/mmix/mmix.h (struct machine_function): Rename member
8339 has_call_value_without_parameters to has_call_without_parameters.
8340 All referers changed.
8341 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
8342 TARGET_MASK_BRANCH_PREDICT): New macros.
8343 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
8344 -mno-reg-stack-fill-bug-workaround.
8345 * config/mmix/mmix.md ("call"): Set struct machine member
8346 has_call_without_parameters.
8348 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
8350 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
8352 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
8354 * cfgcleanup.c: Include tm_p.h
8355 (mark_effect): Fix handling of hard register; fix handling of SET
8357 2002-01-04 Kazu Hirata <kazu@hxi.com>
8359 * config/h8300/h8300.md (anonymous patterns): Check that
8360 operands are registers before using REGNO on them.
8362 2002-01-03 Roland McGrath <roland@frob.com>
8364 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
8366 2002-01-04 Jakub Jelinek <jakub@redhat.com>
8368 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
8369 * c-common.h (genrtl_expr_stmt_value): Likewise.
8370 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
8371 (expand_expr_stmt_value): Add maybe_last argument.
8372 Don't warn about statement with no effect if it is the last statement
8373 in expression statement.
8374 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
8375 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
8376 expand_expr_stmt_value.
8377 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
8378 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
8379 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
8380 as maybe_last to expand_expr_stmt_value.
8382 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
8384 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
8385 be passed in, do not build it.
8386 (c_begin_if_stmt): New function.
8387 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8388 * c-common.h (c_expand_start_cond): Update prototype.
8389 (c_begin_if_stmt): Prototype new function.
8390 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8391 * c-parse.in (if_prefix): Use c_begin_if_stmt,
8392 c_begin_while_stmt and c_finish_while_stmt_cond.
8394 2002-01-04 William Cohen <wcohen@redhat.com>
8396 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
8397 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8398 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8399 * config/pa/som.h (ASM_FILE_START): Likewise.
8401 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
8403 * lcm.c: Include df.h.
8404 Add available_transfer_function prototype.
8405 (compute_available): Rework to use iterative dataflow framework.
8406 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
8407 with bb_info in df.h
8408 (available_transfer_function): New function.
8410 * Makefile.in (lcm.o): add df.h to dependencies.
8412 2002-01-04 Richard Henderson <rth@redhat.com>
8414 * config/alpha/alpha.c (some_operand): Accept HIGH.
8415 (input_operand): Likewise; accept simple references to globals.
8416 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
8417 (alpha_const_double_ok_for_letter_p): Likewise.
8418 (alpha_extra_constraint): Likewise.
8419 (alpha_preferred_reload_class): Likewise. Do not force
8420 symbolic constants to memory.
8421 (alpha_legitimate_address_p): Accept simple references
8422 to small_symbolic_operand.
8423 (alpha_legitimize_address): New arg scratch. Be prepared to be
8424 called when no_new_pseudos. Emit simple symbolic references.
8425 Split integers into low, high, and rest.
8426 (alpha_expand_mov): Use alpha_legitimize_address.
8427 (some_small_symbolic_mem_operand): New.
8428 (split_small_symbolic_mem_operand): New.
8429 * config/alpha/alpha-protos.h: Update.
8430 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
8431 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8432 (EXTRA_CONSTRAINT): Likewise.
8433 (PREFERRED_RELOAD_CLASS): Likewise.
8434 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
8435 (PREDICATE_CODES): Update.
8436 * config/alpha/alpha.md: New post-reload splitters to convert
8437 simplfied symbolic operands to the form that references $29.
8438 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
8439 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
8441 2002-01-03 Richard Henderson <rth@redhat.com>
8443 * local-alloc.c (function_invariant_p): Update commentary.
8445 2002-01-04 H.J. Lu <hjl@gnu.org>
8447 * toplev.c (rest_of_compilation): Fix a typo when calling
8450 2002-01-03 Kazu Hirata <kazu@hxi.com>
8452 * c-common.c: Fix formatting.
8453 * diagnostic.c: Likewise.
8454 * doloop.c: Likewise.
8455 * dwarf2out.c: Likewise.
8457 2002-01-03 Kazu Hirata <kazu@hxi.com>
8459 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
8460 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
8462 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8464 * cpperror.c: Update comments and copyright.
8465 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
8466 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
8468 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8470 * collect2.c (main): Use strcmp when testing for "-shared".
8472 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8474 * cppmacro.c: Don't include intl.h. Update comments.
8475 (new_number_token): Allocate enough buffer for 64-bit unsigned
8476 integers; update prototype.
8477 * cppmain.c: Update comments.
8479 2002-01-03 William Cohen <wcohen@redhat.com>
8481 * function.h (struct function): Add profile.
8482 (current_function_profile): New.
8483 doc/extend.texi: Update documentation.
8484 * final.c (final_start_function): Use current_function_profile
8485 instead of profile_flag.
8486 (profile_after_prologue): Likewise.
8487 * function.c (expand_function_start): Likewise.
8488 (expand_function_start): Likewise.
8489 * config/alpha/alpha.c (direct_call_operand):
8490 (alpha_does_function_need_gp): Likewise.
8491 (alpha_expand_prologue): Likewise.
8492 * config/arm/arm.c (arm_expand_prologue): Likewise.
8493 thumb_expand_prologue: Likewise.
8494 * config/d30v/d30v.c (d30v_stack_info): Likewise.
8495 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
8496 (fr30_expand_prologue): Likewise.
8497 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8498 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
8499 * config/i386/i386.h (FINALIZE_PIC): Likewise.
8500 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8501 * config/i960/i960.c (i960_output_function_prologue): Likewise.
8502 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
8503 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
8504 (m32r_expand_prologue): Likewise.
8505 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
8506 (m88k_expand_prologue): Likewise.
8507 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
8508 * config/mips/mips.c (compute_frame_size): Likewise.
8509 (mips_expand_prologue): Likewise.
8510 (mips_can_use_return_insn): Likewise.
8511 * config/pa/elf.h (ASM_FILE_START): Likewise.
8512 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8513 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8514 * config/pa/som.h (ASM_FILE_START): Likewise.
8515 * config/romp/romp.c (romp_using_r14): Likewise.
8516 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
8517 (rs6000_stack_info): Likewise.
8518 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8519 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
8520 * config/v850/v850.c (compute_register_save_size): Likewise.
8522 2002-01-03 Jakub Jelinek <jakub@redhat.com>
8524 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
8525 gen_lowpart_common fails, use gen_lowpart_SUBREG.
8527 2002-01-03 Turly O'Connor <turly@apple.com>
8529 * darwin.c (machopic_output_possible_stub_label): Don't generate
8530 stub routines for pseudo-stubs which we've just defined.
8532 2002-01-03 Kazu Hirata <kazu@hxi.com>
8534 * builtins.c: Fix formatting.
8535 * c-typeck.c: Likewise.
8536 * combine.c: Likewise.
8540 2002-01-03 Andreas Schwab <schwab@suse.de>
8542 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
8543 and return true if _cpp_push_next_buffer pushed a new include
8545 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
8546 _cpp_pop_file_buffer did not push a new file.
8547 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
8549 2002-01-02 Eric Christopher <echristo@redhat.com>
8551 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
8552 FIND_REG_INC_NOTE call. Update copyright.
8553 * loop.c (canonicalize_condition): Ditto.
8554 * reorg.c (delete_scheduled_jump): Ditto.
8556 2002-01-03 Kazu Hirata <kazu@hxi.com>
8558 * gcse.c: Fix formatting.
8560 2002-01-03 Graham Stott <grahams@redhat.com>
8562 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
8563 forward defs for struct tags rtx_def, union_tree, rtvec_def
8564 also output corresponding typedefs for rtx, tree, and rtvec.
8566 * system.h: Move forward defs for struct tags rtx_def, union_tree,
8567 rtvec_def along with corresponding typedefs for rtx, tree, and
8568 rtvec to config.h, hconfig.h, tconfig.h.
8570 2002-01-03 Graham Stott <grahams@redhat.com>
8572 * tree.h: Update copyright date.
8573 (IS_EXPR_CODE_CLASS): Add parenthesis.
8574 (TREE_SET_CODE): Add whitespace.
8575 (TREE_CHECK): Add parenthesis.
8576 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
8577 (CST_OR_CONSTRUCTOR_CHECK):
8578 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
8579 (TREE_SYMBOL_REFERENCED): Whitespace.
8580 (INT_CST_LT): Likewise.
8581 (INT_CST_LT_UNSIGNED): Likewise.
8582 (tree_real_cst): Unwrap comment.
8583 (tree_string): Likewise.
8584 (tree_complex): Likewise.
8585 (IDENTIFIER_POINTER): correct cast.
8586 (SAVE_EXPR_CONTEXT): Whitespace.
8587 (EXPR_WFL_FILENAME_NODE): Likewise.
8588 (EXPR_WFL_FILENAME): Remove parenthesis.
8589 (DECL_ORIGIN): Add parenthesis.
8590 (DECL_FROM_INLINE): Use NULL_TREE.
8591 (build_int_2): Whitespace.
8592 (build_type_variant): Add parenthesis.
8594 * gcc/jcf-parse.c: Update copyright date.
8595 (yyparse): Constify resource_filename.
8597 2002-01-03 Graham Stott <grahams@redhat.com>
8599 * rtl.h: Update copyright date.
8600 (RTL_CHECK1): Wrap long line.
8601 (RTL_CHECK2): Likewise.
8602 (RTL_CHECKC1): Wrap long line and whitespace.
8603 (RTL_CHECKC2): Likewise.
8604 (XWINT): Whitespace.
8610 (XBITMAP): Likewise.
8621 (X0BITMAP): Likewise.
8623 (X0BBDEF): Likewise.
8624 (X0ADVFLAGS): Likewise.
8625 (X0CSELIB): Likewise.
8626 (X0MEMATTR): Likewise.
8634 (XCBITMAP): Likewise.
8636 (XCBBDEF): Likewise.
8637 (XCADVFLAGS): Likewise.
8638 (XCCSELIB): Likewise.
8640 (INSN_UID): Likewise.
8641 (PREV_INSN): Likewise.
8642 (PATTERN): Likewise.
8643 (INSN_CODE): Likewise.
8644 (PUT_REG_NOTE_KIND): Likewise.
8645 (CODE_LABEL_NUMBER): Likewise.
8646 (NOTE_SOURCE_FILE): Likewise.
8647 (NOTE_BLOCK): Likewise.
8648 (NOTE_EH_HANDLER): Likewise.
8649 (NOTE_RANGE_INFO): Likewise.
8650 (NOTE_LIVE_INFO): Likewise.
8651 (NOTE_BASIC_BLOCK): Likewise.
8652 (NOTE_EXPECTED_VALUE): Likewise.
8653 (NOTE_LINE_NUMBER): Likewise.
8654 (LABEL_NAME): Likewise.
8655 (LABEL_NUSES): Likewise.
8656 (LABEL_ALTERNATE_NAME): Likewise.
8657 (ADDRESSOF_DECL): Likewise.
8658 (JUMP_LABEL): Likewise.
8659 (LABEL_NEXTREF): Likewise.
8661 (ORIGINAL_REGNO: Likewise.
8662 (HARD_REGISTER_NUM_P): Add parenthesis.
8663 (SUBREG_REG): Whitespace.
8664 (SUBREG_BYTE): Likewise.
8665 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
8666 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
8667 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
8668 (ASM_OPERANDS_INPUT_VEC): Likewise.
8669 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
8670 (ASM_OPERANDS_INPUT): Likewise.
8671 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
8672 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
8673 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
8674 (ASM_OPERANDS_INPUT_MODE): Likewise.
8675 (ASM_OPERANDS_SOURCE_FILE): Likewise.
8676 (ASM_OPERANDS_SOURCE_LINE): Likewise.
8677 (MEM_SET_IN_STRUCT_P): Minor reformat.
8678 (TRAP_CONDITION): Whitespace.
8679 (TRAP_CODE): Likewise.
8680 (COND_EXEC_TEST): Likewise.
8681 (COND_EXEC_CODE): Likewise.
8682 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
8683 (PHI_NODE_P): Add parenthesis.
8684 (plus_constant): Whitespace and add parenthesis.
8686 2002-01-03 Kazu Hirata <kazu@hxi.com>
8688 * config/avr/avr.c: Fix comment typos.
8689 * config/c4x/c4x.md: Likewise.
8690 * config/dsp16xx/dsp16xx.h: Likewise.
8691 * config/dsp16xx/dsp16xx.md: Likewise.
8692 * config/i386/i386.md: Likewise.
8693 * config/ia64/ia64.c: Likewise.
8694 * config/m32r/m32r.h: Likewise.
8695 * config/m68hc11/m68hc11.md: Likewise.
8696 * config/mmix/mmix.c: Likewise.
8697 * config/mn10200/mn10200.c: Likewise.
8698 * config/romp/romp.c: Likewise.
8699 * config/sh/sh.c: Likewise.
8700 * config/stormy16/stormy16.c: Likewise.
8701 * config/stormy16/stormy16.h: Likewise.
8702 * config/stormy16/stormy16.md: Likewise.
8704 2002-01-03 Graham Stott <grahams@redhat.com>
8706 * loop.h: Update copyright date.
8707 (LOOP_MOVABLES): Fix typo.
8708 (LOOP_REGS): Likewise.
8709 (LOOP_IVS): Likewise.
8711 2002-01-03 Graham Stott <grahams@redhat.com>
8713 * cppinit.c: Update copyright date.
8714 Don't include output.h
8715 * Makefile.in: Update copyright date.
8718 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
8721 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
8722 (-pthread) Add to RS/6000 options.
8724 2002-01-02 Kazu Hirata <kazu@hxi.com>
8726 * except.c: Fix comment typos.
8728 * varasm.c: Likewise.
8729 * doc/tm.texi: Fix a typo.
8731 2002-01-02 Jakub Jelinek <jakub@redhat.com>
8733 * c-typeck.c (output_init_element): Allow initializing static storage
8734 duration objects with compound literals.
8736 2002-01-02 Richard Henderson <rth@redhat.com>
8738 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
8741 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8743 * gcc.c (default_compilers): Const-ify.
8744 * mips-tdump.c (stab_names): Likewise.
8745 * mips-tfile.c (map_coff_types, map_coff_storage,
8746 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
8747 pseudo_ops_t, pseudo_ops): Likewise.
8748 * protoize.c (default_include): Likewise
8750 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
8751 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
8752 Add array size in declaration.
8753 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
8754 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
8755 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
8756 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
8757 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
8758 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
8759 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
8760 emtens, make_nan): Const-ify.
8761 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
8762 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
8764 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
8766 * config.gcc (ia64-*-*): Set extra_headers.
8767 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
8768 * config/alpha/t-osf: Remove.
8769 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
8771 2002-01-02 David Edelsohn <edelsohn@gnu.org>
8773 * config/rs6000/t-aix43: Revert previous change.
8775 2002-01-02 Jason Merrill <jason@redhat.com>
8777 * c-decl.c (c_expand_body): Call outlining_inline_function when
8778 emitting an inline function out of line.
8780 2002-01-02 Richard Henderson <rth@redhat.com>
8782 * dwarf2out.c (limbo_die_node): Add created_for member.
8783 (new_die): New argument created_for. Update all callers.
8784 (mark_limbo_die_list): New.
8785 (dwarf2out_init): Register limbo_die_list as a root.
8786 (dwarf2out_finish): Force insert limbo dies into their function
8789 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
8792 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
8794 2002-01-02 Kazu Hirata <kazu@hxi.com>
8796 * config/h8300/fixunssfsi.c: Update copyright.
8799 * config/h8300/h8300.c: Update copyright.
8802 2002-01-02 Kazu Hirata <kazu@hxi.com>
8804 * config/romp/romp.c: Fix comment formatting.
8805 * config/romp/romp.h: Likewise.
8806 * config/romp/romp.md: Likewise.
8807 * config/s390/s390.c: Likewise.
8808 * config/stormy16/stormy16.c: Likewise.
8809 * config/stormy16/stormy16.h: Likewise.
8811 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
8813 * c-common.h (genrtl_expr_stmt_value): Declare.
8814 * c-semantics.c (genrtl_goto_stmt): Redirect to...
8815 (genrtl_goto_stmt_value): ... this new function. Pass new
8816 argument down to expand_expr_stmt_value, taking
8817 TREE_ADDRESSABLE into account.
8818 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
8819 STMT_EXPR as addressable, i.e., one whose result we want.
8820 * expr.c (expand_expr): Don't save expression statement value
8821 of labeled_blocks or loop_exprs.
8822 * stmt.c (expand_expr_stmt): Redirect to...
8823 (expand_expr_stmt_value): ... this new function. Use new
8824 argument to tell whether to save expression value.
8825 (expand_end_stmt_expr): Reset last_expr_type and
8826 last_expr_value if we don't have either.
8827 * tree-inline.c (declare_return_variable): Mark its use
8828 statement as addressable.
8829 * tree.h: Document new use of TREE_ADDRESSABLE.
8830 (expand_expr_stmt_value): Declare.
8832 2002-01-01 Tom Rix <trix@redhat.com>
8834 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8835 rs6000_emit_allocate_stack.
8837 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8839 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8840 ${srcdir}/ginclude/ to every entry in extra_headers.
8841 * configure: Regenerate.
8842 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8843 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8844 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8845 * ginclude/proto.h: Rename to config/convex/proto.h.
8847 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8849 * attribs.c (handle_vector_size_attribute): Use host_integerp
8850 and tree_int_cst; remove warnings.
8851 * caller-save.c (insert_restore): Add cast to get rid of warning.
8852 (insert_save): Likewise.
8853 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8854 * regmove.c (find_matches): Add temporary var to kill a warning.
8856 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8858 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8859 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8860 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8861 (vms-dwarf2eh.o): Add Makefile rule.
8862 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8863 * config/alpha/vms-dwarf2eh.asm: New file.
8865 * gcc.c (delete_if_ordinary): Delete all versions.
8867 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8869 * config/mmix/mmix.md: Update FIXME to not mention
8871 (MMIX_rJ_REGNUM): New define_constants constant.
8872 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8873 "*movdicc_real"): Adjust contraints formatting.
8874 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8875 for branch prediction.
8876 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8878 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8879 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8880 number. Delete related FIXMEs.
8881 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8882 from number to MMIX_rJ_REGNUM.
8883 (TARGET_MASK_BRANCH_PREDICT): New.
8884 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8885 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8886 value. Add -mbranch-predict and -mno-branch-predict.
8887 (TARGET_VERSION): Drop date.
8888 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8889 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8890 for finding out global symbols.
8891 (mmix_asm_output_labelref): Revert condition for global symbol.
8892 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8893 (mmix_print_operand_punct_valid_p): A '+' is valid.
8895 See ChangeLog.6 for earlier changes.