1 2002-03-29 Steve Ellcey <sje@cup.hp.com>
3 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
4 * config/ia64/ia64.c (basereg_operand): New.
5 * config/ia64/ia64-protos.h (basereg_operand): Declare.
6 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
8 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
10 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
11 unwind information when frame_pointer_needed.
12 (mmix_assemble_integer): Tweak wording in comment.
14 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
16 * Makefile.in (except.o): Update.
17 * except.c: Include langhooks.h.
18 (init_eh): Use langhook.
19 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
20 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
21 (LANG_HOOKS_INITIALIZER): Update.
22 * langhooks.h (lang_hooks_for_types): New.
23 (struct lang_hooks): Add it.
24 * tree.c (make_lang_type_fn, make_lang_type): Remove.
25 * tree.h (make_lang_type_fn, make_lang_type): Remove.
27 * alpha/alpha.c: Include langhooks.h.
28 (alpha_build_va_list): Use langhook.
29 * d30v/d30v.c: Include langhooks.h.
30 (d30v_build_va_list): Use langhook.
31 * i386/i386.c: Include langhooks.h.
32 (ix86_build_va_list): Use langhook.
33 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
34 * s390/s390.c: Include langhooks.h.
35 (s390_build_va_list): Use langhook.
36 * stormy16/stormy16.c: Include langhooks.h.
37 (stormy16_build_va_list): Use langhook.
39 2002-03-29 Jakub Jelinek <jakub@redhat.com>
42 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
44 (length): Compute variable length for branches/calls/jumps here.
45 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
46 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
47 define branch_type attribute.
48 (divsi3_sp32): Maximum length is 6 not 7.
49 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
50 call_address_untyped_struct_value_sp32,
51 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
52 * config/sparc/sparc.c (empty_delay_slot): New function.
53 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
54 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
56 2002-03-29 Jakub Jelinek <jakub@redhat.com>
58 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
59 nonzero_bits if not needed.
60 (nonzero_bits) [XOR]: Likewise.
61 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
62 reg_last_set_mode and mode are both MODE_INT, but not equal.
63 (record_value_for_reg): Compute reg_last_set_nonzero_bits
64 in nonzero_bits_mode for MODE_INT modes.
66 2002-03-28 Richard Henderson <rth@redhat.com>
69 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
70 to GAS. Correct drift between alternatives.
72 2002-03-28 Richard Henderson <rth@redhat.com>
75 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
77 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
79 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
80 emulation to the linker.
82 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
84 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
85 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
87 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
89 * combine.c (simplify_and_const_int): Make sure to apply mask
90 when force_to_mode returns a constant integer. PR3311.
92 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
94 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
96 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
98 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
99 and Objective-C Dialect Options.
101 2002-03-28 Richard Henderson <rth@redhat.com>
103 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
104 comparison should be done vs !=0 not >0 return code. Tidy cases.
106 2002-03-28 Richard Henderson <rth@redhat.com>
108 * c-decl.c (finish_function): New arg can_defer_p. Pass it
110 * c-tree.h (finish_function): Update decl.
111 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
113 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
115 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
117 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
119 * rtlanal.c: Include flags.h
120 (may_trap_p): Do not mark FP operations if trapping
121 if !flag_trapping_math
122 * Makefile.in (rtlanal.o): Add dependency on flag.h
123 * ifcvt.c (noce_operand_ok): Avoid the lameness.
125 2002-03-27 Zack Weinberg <zack@codesourcery.com>
127 * mips.md: Use dconst1, not 1.0, as first argument of
128 REAL_VALUE_LDEXP. Don't use union real_extract.
130 2002-03-28 Alan Modra <amodra@bigpond.net.au>
132 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
133 rather than $target. Heed program_prefix and
134 program_transform_name. Search for gas in cross-compiler case too.
135 "test -x" rather than "test -f".
136 (gcc_cv_ld): Likewise.
137 (gcc_cv_nm): Heed program_prefix and program_transform_name.
138 (gcc_cv_objdump): Likewise.
139 * configure: Regenerate.
141 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
143 * Makefile.in (attribs.o): Update.
144 * attribs.c: Include langhooks.h.
145 (decl_attributes): Use langhook.
146 * c-decl.c (insert_default_attributes): Rename.
147 * c-tree.h (c_insert_default_attributes): New.
148 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
149 (LANG_HOOKS_INITIALIZER): Update.
150 * langhooks.h (struct lang_hooks): New hook.
151 * tree.h (insert_default_attributes): Remove.
153 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
155 2002-03-27 Andreas Schwab <schwab@suse.de>
157 * config/i386/i386.c (classify_argument): Also check for
160 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
162 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
165 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
167 * i960.md (ret): Set PC.
168 (nonlocal_goto): Fix expander.
169 * builtins.c (epxand_builin_longjmp): Check that we've emitted
172 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
174 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
177 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
179 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
180 assigning to BLOCK_FOR_INSN directly.
182 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
184 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
186 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
188 * c-common.c (c_expand_expr): Fix prototype.
189 * c-common.h (c_expand_expr): Always declare, update.
190 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
191 * c-objc-common.c (c_objc_common_init): No global hook.
192 * expr.c (expand_expr): Use langhook.
193 * expr.h (enum expand_modifier): Conditionally declare.
194 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
195 (LANG_HOOKS_INITIALIZER): Update.
196 * langhooks.c (lhd_expand_expr): New.
197 * langhooks.h (struct lang_hooks): New hook.
198 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
199 (lang_independent_init): Don't default hook.
201 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
203 2002-03-27 Richard Henderson <rth@redhat.com>
206 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
207 TARGET_CONST_GP. Simplify conditions.
209 2002-03-27 Richard Henderson <rth@redhat.com>
211 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
212 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
213 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
215 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
217 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
218 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
219 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
220 Remove unnecessary masks.
221 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
222 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
223 -mwindows, -mdll switches and their negations.
225 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
227 * gcc-common.c (lang_mark_false_label_stack): Remove.
228 * ggc.h (lang_mark_false_label_stack): Similarly.
230 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
232 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
234 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
235 or __rtems_ is defined.
237 2002-03-26 Richard Henderson <rth@redhat.com>
239 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
240 if a non-trivial load was emitted.
241 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
242 in high+extra+low case.
244 2002-03-26 Richard Henderson <rth@redhat.com>
246 * config.gcc (sparc*-solaris): Use float_format=sparc.
248 2002-03-26 Richard Henderson <rth@redhat.com>
250 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
251 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
252 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
253 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
254 (WINT_TYPE_SIZE): Fix at 32.
256 2002-03-26 Richard Henderson <rth@redhat.com>
258 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
259 until after eh landing pad generation.
260 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
261 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
263 2002-03-26 Richard Henderson <rth@redhat.com>
265 * expr.h (ADD_PARM_SIZE): One more convert for INC.
267 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
269 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
270 and warning switches.
271 (cc1_options): Likewise.
273 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
275 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
276 Restore more of the signal context. Set no_reg_stack_frame.
277 * config/ia64/unwind-ia64.c (unw_state_record):
278 Add no_reg_stack_frame, comments.
279 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
280 (uw_update_context): Adjust bsp when unwinding from leaf,
281 but not signal frame.
283 2002-03-26 David Edelsohn <edelsohn@gnu.org>
285 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
287 2002-03-26 Bob Wilson <bob.wilson@acm.org>
289 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
291 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
294 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
295 "Add a pool_range attribute", which was lost during the ARM/Thumb
298 2002-03-26 Bob Wilson <bob.wilson@acm.org>
300 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
301 a register into the MAC16 accumulator.
303 2002-03-26 Andrew Cagney <ac131313@redhat.com>
305 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
306 (Warning Options): Document -Wswitch-enum.
307 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
309 (warn_switch_enum): Define variables.
310 * flags.h (warn_switch_enum): Declare variables.
311 * stmt.c (expand_end_case_type): When warn_switch_enum /
312 -Wswitch-enum, perform switch checks.
315 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
317 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
318 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
319 (reload_muladdsi_compare0_scratch): Delete.
321 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
323 * doc/install.texi (*-*-freebsd*): Update.
325 2002-03-26 Richard Henderson <rth@redhat.com>
327 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
328 (SUB_PARM_SIZE): Cast DEC to ssizetype.
330 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
331 types from the normal argument frame.
333 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
334 variable sized objects by reference.
335 (sparc_va_arg): Receive them by reference too.
337 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
339 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
340 code to not restoring global registers.
342 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
344 * Makefile.in (ggc-common.o): Update.
345 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
346 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
347 * c-tree.h (c_mark_tree): New.
348 * ggc-common.c: Include langhooks.h.
349 (gcc_mark_trees): Use new langhook.
350 * ggc-callbacks.c: Delete file.
351 * ggc.h (lang_mark_tree): Remove.
352 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
353 (LANG_HOOKS_INITIALIZER): Update.
354 * langhooks.h (struct lang_hooks): New hook.
356 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
358 2002-03-25 Zack Weinberg <zack@codesourcery.com>
360 * doc/cpp.texi: Exclude entire Top node from printed manual.
361 Move option index after directive index. Insert page breaks
362 before GFDL and concept index. Index environment variables
363 with command line options.
364 * doc/cppenv.texi: Use @vtable for environment variable list.
365 Add paragraph explaining semantics of empty elements in path
366 variables. Exclude a cross-reference to Fishkill from the
367 manpage. Remove an unnecessary cross-reference of the entry
368 right above the referer. Don't use @anchor in text that goes
370 * doc/cppopts.texi: Cross-reference the environment variables
371 section, not the specific environment variable, for consistency.
373 2002-03-25 Richard Henderson <rth@redhat.com>
375 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
376 anywhere in the block. Don't refer to insns that have been
377 removed from the chain. Iterate backward through the new insns.
378 Don't refer to edges that have been removed.
380 2002-03-26 Alan Modra <amodra@bigpond.net.au>
382 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
383 test for overflow of constant.
385 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
388 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
389 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
390 these patterns on arm_archv4.
392 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
394 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
397 2002-03-25 Zack Weinberg <zack@codesourcery.com>
399 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
400 float_handled, float_handler, float_signal, set_float_handler,
401 and do_float_handler. Set handler for SIGFPE to crash_signal.
402 * toplev.h: Don't prototype do_float_handler.
404 * c-lex.c: Fold parse_float into lex_number. Make warning
405 about portability of hex float constants more informative, and
406 don't issue it on top of a syntax error.
407 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
409 * real.h: Define REAL_VALUE_ABS here...
410 * simplify-rtx.c: ... not here. Fold check_fold_consts,
411 simplify_unary_real, simplify_binary_real, and
412 simplify_binary_is2orm1 into their callers.
413 * tree.c: Fold build_real_from_int_cst_1 into caller.
415 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
417 * tsystem.h: Include float.h here...
418 * libgcc2.c: ... not here.
420 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
422 Fixes for: PR bootstrap/3591, target/5676
423 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
424 defined. Do not disable exceptions or rtti.
425 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
426 mcore.h. Disable exceptions and rtti, since they are not
429 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
431 * c-decl.c (maybe_build_cleanup): Remove.
432 * expr.c (expand_expr): Use langhook.
433 * langhooks-def.h (lhd_return_null_tree,
434 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
435 (LANGHOOKS_INITIALIZER): Update.
436 * langhooks.c (lhd_return_null_tree): New.
437 * langhooks.h (struct lang_hooks): New hook.
438 * tree-inline.c (initialize_inlined_parameters): Use langhook.
439 * tree.h (maybe_build_cleanup): Remove.
441 2002-03-25 Jakub Jelinek <jakub@redhat.com>
443 * regrename.c (build_def_use): Move recog_memoized
446 2002-03-25 Jakub Jelinek <jakub@redhat.com>
449 * expr.c (emit_group_store): Handle storing into CONCAT.
451 2002-03-25 Jakub Jelinek <jakub@redhat.com>
453 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
454 corresponding MATCH_DUP.
456 2002-03-24 Richard Henderson <rth@redhat.com>
458 * unroll.c (unroll_loop): Zero label_map.
460 * gcse.c: Include except.h.
461 * Makefile.in (gcse.o): Update.
463 2002-03-24 Richard Henderson <rth@redhat.com>
465 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
466 Do resolve_unique_section before shared data clause.
468 2002-03-24 Richard Henderson <rth@redhat.com>
470 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
472 2002-03-24 Richard Henderson <rth@redhat.com>
474 * recog.c (peephole2_optimize): Split blocks when EH insns are
475 generated in the middle of a block. Do global life update if
478 2002-03-24 Richard Henderson <rth@redhat.com>
480 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
482 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
485 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
486 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
487 (init_dependency_output): Don't make no_output decision here.
489 2002-03-24 Andrew Cagney <ac131313@redhat.com>
491 * stmt.c (check_for_full_enumeration_handling): Remove tests of
492 warn_switch. Update description.
493 (expand_end_case_type): Call check_for_full_enumeration_handling
496 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
498 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
499 (m68hc11_split_move): Call it to see if the source and destination
500 operands use the same direction auto inc/dec mode, otherwise make the
501 source an offsetable memory operand and generate an add.
503 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
505 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
506 register for operand 2.
507 ("*subsi3_zero_extendqi"): Likewise.
508 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
509 bits so that it is compatible with a pop.
510 ("*andhi3_gen"): Likewise.
511 ("xorhi3"): Likewise.
513 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
515 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
517 (cpp_post_options): ... not here.
519 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
520 Aldy Hernandez <aldyh@redhat.com>
522 Removal of separate preprocessor cpp0.
524 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
525 cpp0, install-common): Update.
526 * c-common.c (flag_preprocess_only): New.
527 (c_common_init): Preprocess for -E.
528 * c-common.h (flag_preprocess_only): New.
529 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
530 * c-objc-common.c (c_init_decl_processing): Exit quickly
531 for NULL return from c_common_init.
532 * cpplib.h (cpp_preprocess_file): New.
533 * cppmain.c (main, general_init, pfile, progname): Remove.
534 (do_preprocessing): Rename cpp_preprocess_file, don't call
535 cpp_finish. Don't close stdout here.
536 (setup_callbacks): Update prototype.
537 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
539 * tradcpp.c (main): Ignore -quiet.
541 * lang-specs.h (default_compilers): Preprocess with cc1obj.
543 2002-03-24 Richard Henderson <rth@redhat.com>
546 * machmode.def: Add inner mode field to complex modes.
547 * config/mips/mips.c (mips_function_value): Always define. Add
548 new argument to handle libcalls.
549 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
550 (FUNCTION_VALUE): Likewise.
551 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
552 * config/mips/mips-protos.h: Update.
554 2002-03-23 Richard Henderson <rth@redhat.com>
556 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
557 * config/sparc/sparc-protos.h: Update.
558 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
560 2002-03-23 Richard Henderson <rth@redhat.com>
562 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
563 _start or _init begins the text segment.
565 2002-03-23 David Edelsohn <edelsohn@gnu.org>
567 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
569 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
571 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
574 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
575 operand argument to output_return_instruction.
576 * arm.c (arm_print_operand, case 'd'): If the operand is
577 const_true_rtx then just return.
578 (arm_print_operand, case 'D'): If the operand is const_true_rtx
581 2002-03-23 Andrew Cagney <ac131313@redhat.com>
583 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
584 (Warning Options): Document -Wswitch-default.
585 * toplev.c (W_options): Add -Wswitch-default. Update comment on
587 (warn_switch_default): Define variable.
588 (warn_switch): Update comment.
589 * flags.h (warn_switch_default): Declare variable.
590 (warn_switch): Update comment.
591 * stmt.c (expand_end_case): Check for and, when
592 warn_switch_no_default, warn of a missing default case.
594 2002-03-23 Alan Modra <amodra@bigpond.net.au>
596 * real.h (N): Special case 128 bit doubles.
598 * combine.c (simplify_comparison): When widening modes, ignore
599 sign extension on CONST_INTs.
601 2002-03-22 Bob Wilson <bob.wilson@acm.org>
603 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
604 passed to adjust_address. Fix comment formatting.
607 2002-03-22 Zack Weinberg <zack@codesourcery.com>
609 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
610 Always make REAL_VALUE_TYPE a struct containing an array of
611 HOST_WIDE_INT, not a double. Tidy up the code deciding how
612 big it is. Don't declare or use union real_extract.
614 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
615 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
616 (print_operand), config/arm/arm.c (output_move_double),
617 config/arm/arm.md (consttable_4, consttable_8),
618 config/romp/romp.c (output_fpops), config/s390/s390.h
619 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
620 (xtensa_output_literal): Don't use union real_extract.
622 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
623 (sfmode_constant_to_ulong), config/ns32k/merlin.h
624 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
625 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
626 (PRINT_OPERAND): Don't use local version of union
629 * config/convex/convex.c (check_float_value), config/vax/vax.c
630 (vax_float_literal), config/m88k/m88k.md (divdf3),
631 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
632 config/pdp11/pdp11.c (output_move_quad): Don't do host
633 arithmetic on target floating point quantities.
635 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
636 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
638 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
639 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
641 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
642 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
644 * print-rtl.c (print_rtx): Disable code which needs
645 floating-point emulator.
646 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
647 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
648 depending on HOST_FLOAT_FORMAT to be defined properly.
650 * config/1750a/1750a.c (get_double, float_label): Delete.
651 (print_operand): Delete huge commented-out chunk. Use
652 REAL_VALUE_TO_DECIMAL.
653 * config/1750a/1750a-protos.h: Delete prototypes of deleted
655 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
657 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
658 Use REAL_VALUE_TO_DECIMAL as ELF version does.
659 * config/m88k/m88k.c (real_power_of_2_operand,
660 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
661 real_extract out of the union; run the input through
662 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
663 from that into the union.
664 * config/pdp11/pdp11.c (output_move_double): Rearrange
665 parentheses to make automatic indenter happy.
667 * doc/tm.texi (Cross-compilation): Rename node to "Floating
668 Point" and rewrite to describe current situation. Also adjust
669 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
671 * doc/rtl.texi: Adjust cross reference.
673 2002-03-22 Bob Wilson <bob.wilson@acm.org>
675 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
676 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
677 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
678 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
679 prevent use of sp as a reload register.
680 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
682 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
683 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
684 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
685 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
687 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
689 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
690 * cpplex.c (unterminated): Delete.
691 (parse_string): No string literal may extend over multiple
692 lines. Suppress the error when preprocessing assembly.
693 * cppmain.c (scan_translation_unit): Strings are single-line.
695 * doc/cpp.texi: Update to match.
697 2002-03-22 Jakub Jelinek <jakub@redhat.com>
700 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
702 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
703 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
704 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
705 const0 if scratch register was not allocated.
706 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
707 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
709 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
710 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
711 with GEN_INT (...) everywhere. Remove constraints in define_split
713 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
714 require scratch register for setting 0 into regs/non-pushable memory.
716 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
718 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
719 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
721 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
723 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
724 * cppinit.c (cpp_create_reader): On by default.
725 (cpp_handle_option): Handle -W[no-]endif-labels.
726 (cpp_post_options): Also enable if -pedantic.
727 * cpplib.c (do_else): Use it.
728 (do_endif): Likewise.
729 * doc/cppopts.texi: Document new option.
730 * doc/invoke.texi: Document new option.
732 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
734 * config/i386/i386.c, config/i386/i386.md: Change all occurences
735 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
737 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
739 * flow.c (calculate_global_regs_live): Clear aux fields of
742 2002-03-22 Jakub Jelinek <jakub@redhat.com>
744 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
745 REG or MEM subregs, pass rtx * instead of rtx to it.
746 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
747 rtx * instead of rtx to alter_subreg.
748 * config/m32r/m32r.c (gen_split_move_double): Likewise.
749 * config/pj/pj.c (pj_output_rval): Likewise.
751 2002-03-22 Richard Henderson <rth@redhat.com>
754 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
755 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
756 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
757 (ia64_expand_prologue): Look at int_regs, not words, for number
758 of incomming int regs.
760 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
762 * expr.c (expand_expr): A RESULT_DECL is part of a call.
764 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
766 * toplev.c (flag_loop_optimize, flag_crossjumping):
767 New static variables.
768 (rest_of_compilation): Conditionalize crossjumping and
770 (parse_options_and_default_flags): Default loop_optimize and
772 (lang_independent_options): Add -fcrossjumping and -floop-optimize
773 * invoke.texi (crossjumping, loop-optimize): Document.
775 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
777 * real.c (eiisneg): Move outside #ifdef NANS.
779 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
781 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
782 frequencies match; avoid match on different loop depths.
783 (try_crossjump_to_bb): Kill tests that no longer brings time
785 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
787 (split_edge): Likewise.
789 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
792 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
793 * cfgrtl.c: Include insn-config.h
794 (split_block) Dirtify block in presence of conditional execution
796 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
798 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
799 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
800 (function_arg): Constify CUMULATIVE_ARGS.
801 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
802 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
803 (UNITS_PER_DOUBLE): New macro.
804 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
805 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
806 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
807 fp_regs and stack_words.
808 (EABI_FLOAT_VARARGS_P): New macro.
809 * config/mips/mips.c (struct mips_arg_info): New.
810 (mips_arg_info): New function.
811 (function_arg_advance): Use it. Add adjustment instructions here
812 rather than in function_arg.
813 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
814 for VOIDmode at the beginning of the function.
815 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
816 (function_arg_pass_by_reference): Likewise.
817 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
818 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
819 (mips_va_start): Likewise. Use the new stack_words field of
820 CUMULATIVE_ARGS to set up overflow area. Reformat.
821 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
822 doubles and other types, aligning the overflow pointer for non-doubles
823 too. Remove some code duplication. Replace hard-coded constants.
825 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
827 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
828 (CLASS_UNITS): Undefine.
829 (CLASS_MAX_NREGS): Use FP_INC.
830 * config/mips/mips.c (compute_frame_size): Likewise.
831 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
833 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
835 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
836 prototype, and handle lexing numbers and identifiers.
837 (parse_identifier): Update to new form of parse_slow.
838 (parse_number): Fast path only, use parse_slow otherwise.
839 (_cpp_lex_direct): Update calls to parse_number.
841 2002-03-21 DJ Delorie <dj@redhat.com>
843 * bb-reorder.c (make_reorder_chain_1): Protect against
844 when redundant edges are omitted.
845 * predict.c (dump_prediction): Likewise.
847 2002-03-21 Richard Henderson <rth@redhat.com>
850 * fixinc/inclhack.def (solaris_stdio_tag): New.
851 * fixinc/fixincl.x: Regenerate.
853 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
856 * c-typeck.c (process_init_element): Flag non-static
857 initialization of a flexible array member as illegal.
859 2002-03-22 Alan Modra <amodra@bigpond.net.au>
861 * config/rs6000/t-linux64: New.
862 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
863 t-ppccomm. Use t-rs6000 and t-linux64.
864 (powerpc64-*-gnu* <tmake_file>): Likewise.
865 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
866 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
867 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
869 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
871 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
872 flag_really_no_inline instead of optimize == 0.
874 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
876 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
878 * flags.h (flag_really_no_inline): New.
880 * c-common.c (c_common_post_options): Initialzie
881 flag_really_no_inline.
883 * toplev.c (flag_really_no_inline): New.
885 2002-03-21 Jakub Jelinek <jakub@redhat.com>
887 * config/avr/avr.md (length): Fix length computation for
888 conditional branches.
890 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
892 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
893 sdbout.o, profile.o): Update.
894 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
896 * c-common.h (gettags): Move here from tree.h.
897 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
898 insert_block, getdecls, kept_level_p, global_bindings_p): New.
899 * dbxout.c (dbxout_init): Use getdecls langhook.
900 * expr.c (expand_expr): Use insert_block langhook.
901 * fold-const.c: Include langhooks.h.
902 (fold_range_test, fold_binary_op_with_conditional_arg,
903 fold): Use global_bindings_p langhook.
904 * integrate.c (expand_inline_function): Use insert_block langhook.
905 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
906 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
907 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
908 LANG_HOOKS_GETDECLS): New.
909 (LANG_HOOKS_INITIALIZER): Update.
910 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
912 * langhooks.h (struct lang_hooks_for_decls): New.
913 (struct lang_hooks): Update.
914 * profile.c: Include langhooks.h.
915 (output_func_start_profiler): Use new langhooks.
916 * sdbout.c: Include langhooks.h.
917 (sdbout_init, sdbout_finish): Use getdecls langhook.
918 * stmt.c: Include langhooks.h.
919 (expand_fixup, fixup_gotos): Use new langhooks.
920 * stor-layout.c: Include langhooks.h.
921 (variable_size): Use global_bindings_p langhook.
922 * toplev.c (compile_file): Use getdecls langhook.
923 * tree-inline.c (remap_block): Use insert_block langhook.
924 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
925 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
927 2002-03-21 Richard Henderson <rth@redhat.com>
929 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
930 constants in .data when -fpic.
932 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
934 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
937 2002-03-21 Tom Tromey <tromey@redhat.com>
939 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
941 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
943 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
945 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
947 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
948 Richard Henderson <rth@redhat.com>
951 * c-common.c (c_expand_expr): Preserve result of a statement
952 expression if needed.
954 2002-03-21 Jakub Jelinek <jakub@redhat.com>
957 * genrecog.c (maybe_both_true_mode): Remove.
958 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
959 * machmode.def (Pmode): Likewise.
961 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
963 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
964 (nonlocal_mentioned_p_1): New function.
965 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
966 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
967 (mark_constant_function): Recognize pure functions.
968 * rtl.h (global_reg_mentioned_p): New prototype.
969 * rtlanal.c (global_reg_mentioned_p,
970 global_reg_mentioned_p_1): New function.
972 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
974 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
976 * fixinc/fixincl.x: Regenerate.
978 2002-03-20 Jason Merrill <jason@redhat.com>
980 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
982 2002-03-20 Michael Meissner <meissner@redhat.com>
984 * doc/invoke.texi (Optimize Options): Document that -O2 sets
987 2002-03-20 Bob Wilson <bob.wilson@acm.org>
989 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
990 ".literal_position" directive before the constant pool.
992 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
994 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
996 Add Brad Lucier to testers.
998 2002-03-20 Jakub Jelinek <jakub@redhat.com>
1001 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
1003 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
1004 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
1005 instead of insn_extract.
1007 2002-03-20 Jakub Jelinek <jakub@redhat.com>
1010 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
1012 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
1013 stmt if some case has been output.
1015 2002-03-20 Jakub Jelinek <jakub@redhat.com>
1018 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
1019 movsfcc_1, movdfcc_1): Add %O2.
1020 * config/i386/i386.c (print_operand): Handle %ON.
1021 Print . before float condition codes in Sun as cmov syntax.
1022 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
1023 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
1026 2002-03-20 Philip Blundell <pb@nexus.co.uk>
1028 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
1029 return instruction if PC was popped.
1031 2002-03-20 Bob Wilson <bob.wilson@acm.org>
1033 * config/xtensa/xtensa.md: Remove unused type attributes.
1034 (adddi_carry, subddi_carry): Change type attribute to "multi".
1036 2002-03-19 Dale Johannesen <dalej@apple.com>
1038 PR optimization/5999, middle-end/5731
1039 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
1040 multiplications by reciprocals.
1042 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
1044 * Makefile.in: Update.
1045 * c-common.c: Include langhooks.h.
1046 (inline_forbidden_p): Use new hook.
1047 * diagnostic.c: Include langhooks.h.
1048 (format_with_decl, announce_function,
1049 default_print_error_function): Use new hook.
1050 * dwarf2out.c (dwarf2_name): Use new hook.
1051 * function.c: Include langhooks.h.
1052 (init_function_start): Use new hook.
1053 * langhooks-def.h (lhd_decl_printable_name): New.
1054 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
1055 (LANGHOOKS_INITIALIZER): Update.
1056 * langhooks.c (lhd_decl_printable_name): New.
1057 * langhooks.h (struct lang_hooks): New hook.
1058 * toplev.c (decl_name, decl_printable_name): Remove.
1059 (open_dump_file): Use new hook.
1060 (process_options): Remove old hook.
1061 * tree.h (decl_printable_name): Remove.
1063 * objc-act.c (objc_init): Remove old hook.
1064 (objc_printable_name): Export.
1065 * objc-act.h (objc_printable_name): New.
1066 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
1068 2002-03-19 Jim Blandy <jimb@redhat.com>
1070 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
1071 the start_source_file debug hook, not the current line number.
1073 2002-03-19 Richard Henderson <rth@redhat.com>
1075 * flow.c (EH_USES): Provide default.
1076 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
1077 * doc/tm.texi (EH_USES): New.
1079 * config/ia64/ia64.c (ia64_eh_uses): New.
1080 * config/ia64/ia64-protos.h: Update.
1081 * config/ia64/ia64.h (EH_USES): New.
1083 2002-03-19 Richard Henderson <rth@redhat.com>
1085 * varasm.c (output_constant_def): Fix stupid typo.
1087 2002-03-19 Richard Henderson <rth@redhat.com>
1090 * except.c (current_function_has_exception_handlers): New.
1091 * except.h: Declare it.
1092 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
1093 Combine tests that disable all sibcalls for the function.
1095 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
1097 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
1100 2002-03-19 Richard Henderson <rth@redhat.com>
1103 * config/ia64/ia64.c: Revert 2002-03-01 patch.
1104 * config/ia64/ia64.h (INIT_EXPANDERS): New.
1106 2002-03-19 Jim Blandy <jimb@redhat.com>
1108 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
1109 name, even if the replacement list contains no tokens, as required
1112 2002-03-19 Jason Merrill <jason@redhat.com>
1114 * varasm.c (globalize_decl): Get the name from the RTL, not
1115 DECL_ASSEMBLER_NAME.
1117 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
1119 2002-03-19 Bob Wilson <bob.wilson@acm.org>
1121 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
1122 subdi_carry): Define.
1124 2002-03-19 David Edelsohn <edelsohn@gnu.org>
1126 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
1127 about -fpic/-fPIC if extra_warnings set.
1129 2002-03-19 David Edelsohn <edelsohn@gnu.org>
1131 * expr.c (expand_expr): Sign-extend CONST_INT generated from
1132 TREE_STRING_POINTER.
1133 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
1135 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1137 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
1138 in favor of SP if FRAME_POINTER_REQUIRED is false.
1140 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
1142 * emit-rtl.c (gen_int_mode): New function.
1143 * rtl.h: Prototype for it.
1144 * combine.c (make_extraction, simplify_comparison), expmed.c
1145 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
1146 (convert_modes, store_field), optabs.c (expand_fix),
1147 simplify-rtx.c (neg_const_int, simplify_unary_real),
1149 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
1150 Use it instead of GEN_INT (trunc_int_for_mode (...)).
1152 2002-03-19 Jakub Jelinek <jakub@redhat.com>
1155 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
1156 convert_parm_for_inlining.
1157 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1159 * langhooks-def.h: Likewise.
1160 * objc/objc-lang.c: Likewise.
1161 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
1163 * tree-inline.c (initialize_inlined_parameters):
1164 Call convert_parm_for_inlining lang hook if needed.
1165 * c-typeck.c (c_convert_parm_for_inlining): New function.
1166 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
1168 2002-03-18 Mark Mitchell <mark@codesourcery.com>
1170 * calls.c (precompute_arguments): Do not assume that temporaries
1171 can be destroyed after expanding the argument.
1172 (expand_call): Likewise.
1174 2002-03-15 Eric Christopher <echristo@redhat.com>
1176 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
1177 Fix register preference on last change.
1178 * config/mips/mips.c (mips_return_in_memory): New function.
1179 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
1180 * config/mips/mips-protos.h: Declare.
1181 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
1182 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
1184 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
1186 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
1188 (anddi3, iorsi3): Likewise.
1190 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
1191 use %gprel for symbols that are going to be placed in linkonce
1194 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
1195 RETURN_ADDRESS_POINTER_REGNUM to $ra.
1196 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
1197 not needed. Disregard leaf_function_p().
1198 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
1199 mips16 frame pointer.
1200 * config/mips/mips.md (store ra): Only to small SP offsets.
1201 2001-08-22 Graham Stott <grahams@redhat.com>
1202 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
1203 return a REG rtx for the return address register.
1205 2002-03-18 Bob Wilson <bob.wilson@acm.org>
1207 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
1208 constant-pool addresses as "mode-dependent".
1209 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
1211 2002-03-18 Jakub Jelinek <jakub@redhat.com>
1214 * expr.c (emit_group_load): Use extract_bit_field if
1215 needed for CONCAT arguments.
1217 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
1220 * arm.md (tablejump): Make this a define_expand. For PIC add the
1221 offset to the base of the table.
1222 (thumb_tablejump): Matcher for Thumb tablejump insn.
1223 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
1224 as the difference of two labels.
1225 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1226 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
1228 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1229 * arm.c (get_jump_table_size): If the table is not in the text
1230 section, return zero.
1232 2002-03-18 Bernd Schmidt <bernds@redhat.com>
1234 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
1236 (arm_reload_out_hi): Use gen_lowpart instead of
1237 gen_rtx_SUBREG to access QImode components.
1238 * config/arm/arm.md: Disable zero_extend split for QImode
1239 subregs in BIG_ENDIAN mode.
1240 (storehi_bigend): Match use of least significant byte.
1241 (storeinthi): Remove extraneous SUBREG.
1242 Add missing construction of operands[2].
1243 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
1244 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
1245 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
1247 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
1249 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
1252 2002-03-17 Richard Henderson <rth@redhat.com>
1254 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
1257 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1259 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
1260 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
1262 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1264 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
1266 * predict.c (estimate_bb_frequencies): Delete unused variables.
1268 2002-03-17 Richard Henderson <rth@redhat.com>
1270 * config/ia64/ia64.c (ia64_attribute_table): Move before
1271 targetm definition. Make static.
1273 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
1275 * c-common.h (yyparse, c_common_parse_file): New.
1276 * c-lang.c: Include c-common.h.
1277 (LANG_HOOKS_PARSE_FILE): Redefine.
1278 * c-lex.c: Include c-common.h.
1279 (yyparse): Rename c_common_parse_file. Call yyparse.
1280 * c-parse.in (yyparse): Remove macro.
1281 * c-tree.h (yyparse_1): Remove.
1282 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
1283 (LANG_HOOKS_INITIALIZER): Update.
1284 * langhooks.h (struct lang_hoooks): New hook parse_file.
1285 * toplev.c (compile_file): Use parse_file hook.
1286 * tree.h (yyparse): Remove.
1287 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
1289 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1291 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
1292 float_truncate, not fix.
1293 ("*truncdfsf2_real"): Ditto.
1294 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
1296 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
1298 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
1300 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
1301 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
1302 where appropriate. Make the second reference to
1303 leaf_function_p a function call, as intended. Reindented.
1305 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
1306 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
1308 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
1309 add register to non-constant into sp.
1311 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
1312 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
1313 (mips16_gp_pseudo_rtx): Lose.
1314 (INIT_EXPANDERS): Deleted.
1315 * config/mips/mips.c (mips_init_machine_status): New.
1316 (mips_free_machine_status): New.
1317 (mips_mark_machine_status): New.
1318 (override_options): Set them.
1319 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
1320 (struct machine_function): ... new. Replaced all references.
1321 (mips_add_gc_roots): Don't mark them.
1322 (embedded_pic_fnaddr_reg): New, extracted from...
1323 (embedded_pic_offset): ... here.
1324 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
1327 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1329 * cppinit.c: Revert -MD removal.
1331 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1333 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
1334 soft registers by default for 68HC12.
1335 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
1336 when compiling with -fomit-frame-pointer.
1337 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
1338 (expand_epilogue): Likewise.
1339 (m68hc11_gen_rotate): Use exg when rotating by 8.
1341 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1343 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
1344 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
1345 (splits): Remove unused add splits.
1346 ("*addhi3_68hc12"): Tune constraints.
1347 ("addhi_sp"): Try to use X instead of Y in all cases and if the
1348 constant fits in 8-bits and D is dead use abx/aby instructions.
1349 ("*addhi3"): Remove extern declaration of ix_reg.
1350 ("*subsi3"): Optimize and provide new split.
1351 ("subhi3"): Cleanup.
1352 ("*subhi3_sp"): Avoid saving X if we know it is dead.
1353 (arith splits): For 68hc12 save the address register on the stack
1354 and do the arithmetic operation with a pop.
1356 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1358 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
1359 allocating QImode in address registers.
1360 ("*movqi_m68hc11"): Likewise.
1362 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
1364 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
1366 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1368 * cppinit.c (print_help): Display -MD and -MMD.
1369 Don't display usage string. Update assertion syntax and
1371 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
1372 (cpp_handle_option): Update.
1374 2002-03-15 Chris Demetriou <cgd@broadcom.com>
1376 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
1377 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
1378 and define it so that regardless of target CPU size,
1379 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
1380 of "int" rather than "long."
1382 2002-03-15 Richard Henderson <rth@redhat.com>
1384 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
1387 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1389 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
1390 ("tstqi" split): Avoid using memory for tstqi on address register.
1391 (splits): Remove constraints.
1392 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
1393 ("cmpdf", "cmpsf"): Remove since not used.
1394 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
1395 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
1397 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1399 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
1400 ("neghi2"): Tighten constraints.
1401 ("one_cmplsi2"): Optimize and simplify split.
1402 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
1404 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1406 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
1407 and split of AND operation to clear the upper bits.
1408 ("*logicalsi3_zextqi"): Likewise.
1409 ("*logicallhi3_zexthi_ashift8"): Likewise.
1410 ("*logicalsi3_silshr16"): Likewise.
1411 ("logicalsi3_silshl16"): Likewise.
1412 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
1414 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1416 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
1417 (m68hc11_indirect_p): New function.
1418 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
1419 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
1421 (asm_print_register): Likewise.
1422 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
1423 (m68hc11_indirect_p): Declare.
1424 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
1425 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
1426 (TARGET_SWITCHES): New option -mrelax.
1427 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
1429 ("iorsi3", "xorsi3"): Likewise.
1430 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
1431 ("*andhi3_mem"): New to handle destination in memory with bclr
1432 and a scratch register.
1433 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
1434 ("*andhi3_const"): New when operand2 is constant.
1435 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
1436 ("*andhi3_gen"): Cleanup of the old "andhi3".
1437 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
1438 ("xorqi3"): Update constraints.
1440 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1442 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
1443 for reg_equiv_memory_loc when the operand is a register that does
1444 not get a hard register (stack location).
1445 (tst_operand): After reload, accept all memory operand.
1446 (symbolic_memory_operand): Fix detection of symbolic references.
1447 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
1448 accept symbols and any constant.
1450 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1452 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
1453 note on the insn that sets the soft frame register.
1454 (must_parenthesize): ix and iy are also reserved names.
1455 (print_operand_address): One more place where parenthesis are required
1456 to avoid confusion with register names.
1457 (m68hc11_gen_movhi): Allow push of stack pointer.
1458 (m68hc11_check_z_replacement): Fix handling of parallel with a
1460 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
1461 the replacement register is.
1462 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
1463 and D8_REGS classes.
1464 (MODES_TIEABLE_P): All modes are tieable except QImode.
1466 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1468 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
1469 (___subdi3): Likewise.
1470 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
1471 (__map_data_section): Optimize 68hc11 case.
1473 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1475 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
1476 than a shift to avoid adding a register with itself.
1477 (m68hc11_memory_move_cost): Take into account NO_REGS.
1478 (m68hc11_register_move_cost): Update and use memory move cost
1480 (m68hc11_address_cost): Make cost of valid offset not 0 so that
1481 it gives more opportunities to cse to optimize.
1482 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
1483 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
1485 2002-03-15 Mark Mitchell <mark@codesourcery.com>
1487 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
1488 * c-common.def (CLEANUP_STMT): New tree node.
1489 * c-common.h (CLEANUP_DECL): New macro.
1490 (CLEANUP_EXPR): Likewise.
1491 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
1492 * expr.c (expand_expr): Tidy.
1493 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
1494 * tree-inline.c (initialize_inlined_parameters): Clean up
1495 new local variables.
1497 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1500 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
1501 before movrXX only, use reg_overlap_mentioned_p.
1502 Only special case NE if just one insn can be generated.
1504 2002-03-15 Jason Merrill <jason@redhat.com>
1506 * varasm.c (assemble_variable): Call resolve_unique_section before
1507 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
1510 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1513 * arm.md (split pattern for thumb shiftable immediates): Add comment
1514 explaining non-obvious test.
1516 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1519 * arm.md (movaddr, movaddr_insn): Delete.
1521 2002-03-15 Jason Merrill <jason@redhat.com>
1523 * toplev.c (wrapup_global_declarations): Clarify variable handling.
1524 -fkeep-static-consts doesn't apply to comdats.
1526 2002-03-14 Richard Henderson <rth@redhat.com>
1528 * c-decl.c: Include c-pragma.h.
1529 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
1530 (finish_function): Tidy.
1531 * c-pragma.c: Include c-common.h.
1532 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
1533 (handle_pragma_weak): Use them.
1534 (init_pragma): Register pending_weaks.
1535 * c-pragma.h (maybe_apply_pragma_weak): Declare.
1536 * print-tree.c (print_node): Print DECL_WEAK.
1537 * varasm.c (mark_weak_decls): Remove.
1538 (remove_from_pending_weak_list): Remove.
1540 (asm_emit_uninitialised): Call globalize_decl for weak commons.
1541 (weak_decls): Make a tree_list.
1542 (declare_weak): Cons weak_decls directly.
1543 (globalize_decl): Remove weak_decls elements directly.
1544 (weak_finish): Simplify weak_decls walk. Don't weaken unused
1545 symbols. Don't pretend to handle aliases.
1546 (init_varasm_once): Update weak_decls registry.
1547 * Makefile.in: Update dependencies.
1549 2002-03-14 Richard Henderson <rth@redhat.com>
1552 * config/ia64/ia64.c: Include tm_p.h last.
1553 (gen_nop_type): Remove duplicate definition.
1554 (cycle_end_fill_slots): Set sched_data for second L slot.
1555 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
1556 (nop_cycles_until): Fix typos.
1558 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1560 PR optimization/5891
1561 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
1563 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
1565 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
1566 descriptors correctly.
1568 2002-03-14 Michael Meissner <meissner@redhat.com>
1570 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
1571 100, allowing MAX_UNROLLED_INSNS to be overridden.
1573 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
1576 * unroll.c (params.h): Include.
1577 (MAX_UNROLLED_INSNS): Delete, now in params.h.
1579 * doc/invoke.texi (--param max-unroll-insns): Document.
1581 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
1583 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1585 * arm.md: Fix warnings about constraints in peepholes and splits.
1587 2002-03-14 Zack Weinberg <zack@codesourcery.com>
1589 * cpphash.h (struct lexer_state): Remove line_extension member.
1590 * cpplib.c (dequote_string, do_linemarker): New functions.
1591 (linemarker_dir): New data object.
1592 (DIRECTIVE_TABLE): No longer need to interpret #line in
1593 preprocessed source. Delete obsolete comment about return
1595 (end_directive, directive_diagnostics, _cpp_handle_directive):
1596 Don't muck with line_extension.
1597 (directive_diagnostics): No need to issue warnings for
1599 (_cpp_handle_directive): Issue warnings for linemarkers here,
1600 when appropriate. Dispatch linemarkers to do_linemarker, not
1602 (do_line): Code to handle linemarkers split out to do_linemarker.
1603 Convert escape sequences in filename argument, both places.
1605 * cppmacro.c (quote_string): Rename cpp_quote_string and
1606 export. All callers changed.
1607 * cpplib.h (cpp_quote_string): Prototype.
1608 * cppmain.c (print_line): Call cpp_quote_string on to_file
1611 * doc/cpp.texi: Document that escapes are now interpreted in
1612 #line and in linemarkers, and that non-printing characters are
1613 converted to octal escapes when linemarkers are generated.
1615 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
1617 * emit-rtl.c (try_split): Use delete_insns.
1618 * recog.c (split_all_insns): Fix terminating condition.
1620 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1621 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1624 * arm.c (arm_output_epilogue): Fix floating-point register save
1625 adjustment when using a frame pointer.
1627 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
1629 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
1630 * config/mips/mips.c (compute_frame_size): Retrofit them here.
1631 (save_restore_insns, mips_expand_epilogue): And here.
1632 (build_mips16_call_stub): And here.
1633 (mips_function_value): Use the new macros to decide whether a single
1634 or complex float can be returned in floating-point registers. Return
1635 a parallel rtx in the complex case.
1637 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
1639 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
1640 call after liveness analysis.
1642 * recog.c (split_insn): Use delete_insn_and_edges.
1644 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
1645 instructions to have branch prediction notes.
1646 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
1648 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
1650 * configure.in: Don't pass -Wno-long-long to a ADA compiler
1651 that doesn't support it.
1652 * configure: Regenerate.
1654 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1657 * config/sparc/sparc.md (normal_branch, inverted_branch,
1658 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
1659 inverted_fp_branch): Adjust calls to output_cbranch.
1660 Set length attribute.
1661 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
1662 output_v9branch. Set length attribute.
1663 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
1665 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
1666 (output_cbranch): Likewise. Handle far branches.
1667 (output_v9branch): Handle far branches.
1668 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
1670 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
1671 noov_compare64_op predicates.
1673 2002-03-13 Jason Merrill <jason@redhat.com>
1675 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
1676 into the function and constify it.
1677 * gthr-dce.h, gthr-solaris.h: Likewise.
1679 2002-03-13 David Edelsohn <edelsohn@gnu.org>
1681 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
1682 * config/rs6000/rs6000.c (rs6000_va_arg): Use
1683 std_expand_builtin_va_arg if not ABI_V4.
1685 2002-03-13 Jason Merrill <jason@redhat.com>
1687 * varasm.c (globalize_decl): New fn.
1688 (assemble_start_function): Use it.
1689 (asm_emit_uninitialized): Use it.
1690 (assemble_alias): Use it.
1691 (assemble_variable): Use it.
1693 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
1695 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
1696 2002-03-12 internal visibility change.
1697 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
1698 visibility into SYMBOL_REF_FLAG.
1700 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
1702 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
1703 VOIDmode operand. Add compile-time optimization for constant results.
1705 2002-03-12 Jason Merrill <jason@redhat.com>
1707 * c-typeck.c (convert_for_assignment): Don't allow conversions
1708 between pointers and references. Only allow lvalues to convert to
1711 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
1713 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
1714 before prologue, to avoid scheduling problems.
1716 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1718 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1719 (ELIMINABLE_REGS): Add sfp->sp.
1720 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
1722 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1724 PR optimization/5892
1725 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
1727 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1729 * loop.c (basic_induction_var): Don't call convert_modes if mode
1730 classes are different.
1732 2002-03-12 Richard Henderson <rth@redhat.com>
1734 PR optimization/5901
1735 * function.c (reposition_prologue_and_epilogue_notes): Position
1736 the markers after/before the last/first insn not deleted.
1738 2002-03-12 Richard Henderson <rth@redhat.com>
1740 PR optimization/5878
1741 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
1742 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
1743 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1745 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
1746 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
1747 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
1749 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
1750 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
1751 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
1752 also. Don't set it if not flag_pic.
1753 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
1754 to be INVALID_REGNUM when not used.
1756 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
1758 * expmed.c (store_bit_field): Reset alias set for memory.
1759 (extract_bit_field): Same.
1761 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1763 * c-common.c (c_tree_code_type, c_tree_code_length,
1764 c_tree_code_name, add_c_tree_codes): Delete.
1765 * c-common.h (add_c_tree_codes): Delete.
1766 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
1768 * c-objc-common.c (c_objc_common_init): Don't call
1769 add_c_tree_codes, instead set lang_unsafe_for_reeval.
1770 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1771 objc_tree_code_name, add_objc_tree_codes): Delete.
1772 (objc_init): Don't call add_objc_tree_codes.
1773 * objc/objc-lang.c (tree_code_type, tree_code_length,
1774 tree_code_name): Define.
1775 * toplev.c (lang_independent_init): Don't set
1776 tree_code_length[IDENTIFIER_NODE].
1777 * tree.c (tree_code_type, tree_code_length, tree_code_name):
1778 Delete definitions, moved to language front-ends.
1779 * tree.def (IDENTIFIER_NODE): Hardwire the length.
1780 * tree.h (tree_code_type, tree_code_length, tree_code_name):
1782 (tree_code_length): Change type to unsigned char.
1784 2002-03-12 Richard Henderson <rth@redhat.com>
1786 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
1787 internal visibility change.
1789 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1791 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
1792 validize_mem() instead of change_address to avoid clobbering
1795 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1797 * c-lex.h (position_after_whitespace): Remove.
1799 2002-03-12 Jakub Jelinek <jakub@redhat.com>
1801 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
1802 (lex_string): Use unsigned char pointers.
1804 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1806 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
1807 is not a valid memory_operand.
1809 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1811 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
1812 * config/xtensa/lib1funcs.asm: Fix copyright to include
1813 special case for libgcc files.
1814 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
1815 (__divsi3): Likewise.
1816 (__umodsi3): Likewise.
1817 (__modsi3): Likewise.
1818 * config/xtensa/lib2funcs.S: Fix copyright to include
1819 special case for libgcc files.
1821 2002-03-12 Tom Rix <trix@redhat.com>
1823 * collect2.c (resolve_lib_name): Move outside of
1824 OBJECT_FORMAT_COFF ifdef.
1825 (ignore_library): Same.
1827 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1829 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
1831 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1833 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
1834 to function_section before writing out the constant pool.
1836 2002-03-12 David Edelsohn <edelsohn@gnu.org>
1838 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
1840 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
1842 2002-03-12 Alan Modra <amodra@bigpond.net.au>
1844 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
1848 (cmpsi splitter): Likewise.
1849 (modsi3): Fail if <= 0.
1850 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
1851 redundant test when HOST_BITS_PER_WIDE_INT != 32.
1852 (reg_or_sub_cint64_operand): Likewise.
1853 (num_insns_constant_wide): Optimize sign extension.
1854 (rs6000_legitimize_address): Likewise.
1856 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1858 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1859 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1861 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1863 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
1864 address calculation.
1866 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1868 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
1869 scratch register to DImode / TImode.
1870 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
1871 register used does not overlap the target.
1873 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1875 * Makefile.in (debug.o): Depend on debug.h.
1876 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
1877 * debug.c (do_nothing_debug_hooks): Likewise.
1878 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
1879 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
1880 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
1881 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1882 * dwarfout.c (dwarf_debug_hooks): Likewise.
1883 * integrate.c (output_inline_function): Likewise.
1884 * objc/objc-act.c (synth_module_prologue): Likewise.
1885 * sdbout.c (sdb_debug_hooks): Likewise.
1886 * toplev.c (debug_hooks): Likewise.
1887 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1889 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1891 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
1892 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
1893 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
1894 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
1895 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
1896 * defaults.h (POINTER_SIZE): Define.
1897 * doc/tm.texi (POINTER_SIZE): Document default.
1899 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1901 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
1903 2002-03-11 Richard Henderson <rth@redhat.com>
1905 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
1906 if rebuild_label_notes_after_reload.
1908 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
1910 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
1911 emit pic register load if "internal" visibility.
1912 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
1913 (cris_expand_builtin_va_arg): Do all computations on trees.
1915 2002-03-11 Richard Henderson <rth@redhat.com>
1917 * rtlanal.c: Include recog.h.
1918 (keep_with_call_p): Fix thinko.
1919 * Makefile.in (rtlanal.o): Update dependencies.
1921 2002-03-11 Chris Meyer <cmeyer@gatan.com>
1923 * genflags.c (gen_insn): Use IS_VSPACE.
1924 * genoutput.c (output_insn_data): Likewise.
1925 (process_template): Likewise.
1927 2002-03-11 Richard Henderson <rth@redhat.com>
1929 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
1931 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1933 * Makefile.in: Update.
1934 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
1935 Update documentation.
1936 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
1937 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
1939 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1941 * Makefile.in: Give texi2pod its input file as a command line
1942 argument, not on stdin.
1944 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1945 Daniel Berlin <dan@dberlin.org>
1947 C++ alias analysis improvement.
1948 * alias.c (record_component_aliases): Record aliases for base
1951 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1953 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1955 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1957 * toplev.c (vms_fopen): Remove, not needed.
1959 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1961 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1963 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1964 for FP, already done later.
1966 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1967 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1969 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1971 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1972 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1973 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1974 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1975 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1976 (ediv, emul, eldexp, esqrt): Likewise.
1977 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1978 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1979 (saturate): New function.
1980 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1981 (make_nan): Use a saturation value instead of a NaN if
1982 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1983 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1984 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1985 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1986 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1987 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1988 !ROUND_TOWARDS_ZERO.
1989 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1990 (ROUND_TOWARDS_ZERO): Document.
1992 2002-03-11 Andreas Jaeger <aj@suse.de>
1994 * cfg.c (dump_flow_info): Remove unused variable.
1996 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1998 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1999 computations on trees.
2001 2002-03-10 Richard Henderson <rth@redhat.com>
2004 * reload.c (copy_replacements_1): New.
2005 (copy_replacements): Use it to recurse through the rtx.
2007 2002-03-10 Richard Henderson <rth@redhat.com>
2009 * loop.c (strength_reduce): Compute number of iterations as
2010 unsigned HOST_WIDE_INT.
2012 2002-03-10 Richard Henderson <rth@redhat.com>
2014 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
2015 to move away from the end of the block.
2017 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
2019 PR preprocessor/5899
2020 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
2022 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2024 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
2026 * attribs.c (decl_attributes): Fix signed/unsigned warning.
2028 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
2030 * config/mmix/mmix.c: Improve comments.
2031 (mmix_target_asm_function_prologue): Drop variable
2032 empty_stack_frame. Don't allocate unused slot above fp.
2033 (mmix_target_asm_function_epilogue): Mirror prologue changes.
2034 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
2035 brace in first column.
2036 (enum reg_class): Ditto.
2037 (FIRST_PARM_OFFSET): Now 0.
2038 (USER_LABEL_PREFIX): Remove #if 0:d definition.
2040 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2042 * combine.c (make_extraction): Fix error in last change.
2044 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2046 * c4x.c (c4x_fp_reglist): Const-ify.
2047 * cris.c (cris_print_operand): Likewise.
2048 * i386.c (ix86_va_arg): Likewise.
2049 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
2050 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
2051 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
2052 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
2053 * mcore.h (regno_reg_class): Likewise.
2054 * mips.c (gen_int_relational): Likewise.
2055 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
2056 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
2057 * pdp11.c (move_costs): Likewise.
2058 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
2059 * s390.c (s390_branch_condition_mnemonic, regclass_map):
2061 * s390.h (regclass_map): Likewise.
2062 * sh.c (shift_amounts): Likewise.
2063 * sh.md (rotlsi3): Likewise.
2065 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
2067 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
2068 (ne0+5): Use new clobber to generate proper shift pattern.
2069 Patch by Michael Matz <matz@kde.org>.
2071 2002-03-09 Andreas Schwab <schwab@suse.de>
2073 * gcc.c (validate_all_switches): Also handle `%W{...}'.
2075 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
2077 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
2079 2002-03-09 Jakub Jelinek <jakub@redhat.com>
2082 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
2083 even for non-representable constants.
2085 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2087 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
2088 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
2089 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
2090 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
2091 (pop_function_context): Compute MAY_SHARE parameter for
2093 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
2094 (gen_mem_addressof): Call fixup_var_refs with new parm.
2096 * combine.c (make_extraction): Don't make extension of CONST_INT.
2098 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
2100 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
2101 in o32 and o64 ABIs.
2102 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
2103 but getting fixed-size structs passed in registers regardless of
2104 padding in o32 and o64 ABIs.
2106 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
2107 offset before loading address of argument passed by transparent
2110 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
2112 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
2114 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
2116 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
2117 marker such that registers after it are saved.
2119 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2121 * sparc.c (arith_4096_operand): Fix error in last change.
2123 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
2125 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
2128 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
2130 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
2133 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
2135 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
2137 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
2139 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
2140 removed; fix return value.
2141 * combine.c (combine_instructions): Dirtify blocks where we failed to
2142 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
2143 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
2145 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2147 * gcse.c (insert_insn_end_bb): Fix typo in last change.
2149 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
2151 * recog.c (peephole2_optimize): Re-distribute EH edges.
2153 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
2155 * expr.c (expand_expr): Use unsave lang hook.
2156 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
2157 (LANG_HOOKS_INITIALIZER): Update.
2158 * langhooks.h (struct lang_hooks): New hook unsave.
2159 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
2160 (unsave_expr_1): Remove unused lang_unsave_expr_now.
2161 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
2162 (unsave_expr_now): Remove.
2163 * tree.h (unsave_expr_now, lang_unsave,
2164 lang_unsave_expr_now): Remove.
2167 2002-03-08 Andreas Jaeger <aj@suse.de>
2169 * flow.c (propagate_block_delete_insn): Remove unused variable.
2171 2002-03-08 Kazu Hirata <kazu@hxi.com>
2173 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
2174 insn length for memory load/store.
2176 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
2178 * doc/install.texi (--with-libiconv-prefix): Document.
2180 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
2182 * doc/sourcebuild.texi: Fix typo.
2184 2002-03-08 Jakub Jelinek <jakub@redhat.com>
2187 * builtins.c (std_expand_builtin_va_arg): Do all computations on
2190 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2192 * rtl.c (copy_most_rtx): Move from here ...
2193 * emit-rtl.c (copy_most_rtx): ... to here.
2195 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
2197 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
2198 SUBTARGET_CPP_SIZE_SPEC.
2199 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
2201 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
2203 2002-03-07 Matt Hiller <hiller@redhat.com>
2205 * gensupport.c (first_dir_md_include): Renamed from include;
2206 change all references.
2207 (last_dir_md_include): Renamed from last_include; change all
2209 (init_md_reader): Unconditionally initialize base_dir whether or
2210 not filename is a relative path.
2212 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
2214 * config/fp-bit.c (_unord_f2): Compile it in even if
2215 US_SOFTWARE_GOFAST is enabled.
2217 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
2218 NULL_RTX. Set all HFmode operations as NULL_RTX.
2219 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
2220 NULL_RTX, try reversing the comparison and the operands.
2222 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2224 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
2225 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
2228 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
2230 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
2232 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2234 * basic-block.h (fixup_abnormal_edges): Declare.
2235 * reload1.c (fixup_abnormal_edges): New function.
2236 * reg-stack.c (convert_regs): Use it.
2238 * gcse.c (insert_insn_end_bb): Handle trapping insns.
2240 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
2242 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
2244 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
2245 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
2246 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
2247 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
2248 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
2249 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
2250 unless x and y could be infinite.
2251 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
2252 Check that the common type of both arguments is a real, even for
2253 targets without unordered comparisons. Allow an integer argument
2254 to be compared against a real.
2255 (expand_tree_builtin): Use expand_unordered_cmp.
2256 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
2257 * cse.c (fold_rtx): Likewise. Fix indentation.
2258 * fold-const.c (fold_real_zero_addition_p): New.
2259 (fold): Use it, and the new HONOR_... macros.
2260 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
2261 * jump.c (reversed_comparison_code_parts): After searching for
2262 the true comparison mode, use HONOR_NANS to decide whether it
2263 can be safely reversed.
2264 (reverse_condition_maybe_unordered): Remove IEEE check.
2265 * simplify-rtx.c (simplify_binary_operation): Use the new macros
2266 to decide which simplifications are valid. Allow the following
2267 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
2268 and (a - -b) to (a + b).
2269 (simplify_relational_operation): Use HONOR_NANS.
2270 * doc/tm.texi: Document the MODE_HAS_... macros.
2272 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
2274 * combine.c (simplify_comparison): If simplifying a logical shift
2275 right and compare with constant, force the comparison to unsigned.
2277 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
2279 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
2281 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
2283 (alt_reg_names): Remove % for vrsave.
2285 2002-03-06 Richard Henderson <rth@redhat.com>
2287 PR optimization/5844
2288 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
2289 if used indicates we've already emitted one copy of an operand.
2290 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
2291 (gen_split): Supply a non-null used.
2293 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2295 * reload1.c (reload): Unshare all rtl after reload is done.
2297 * simplify-rtx.c (simplify_plus_minus): Do not abort,
2298 but simply fail if the expression is too complex to simplify.
2299 (simplify_gen_binary): Handle simplify_plus_minus failures.
2301 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
2303 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
2304 consistently call delete_trivially_dead_insns after CSE and GCSE;
2305 fix DFI_life dumping; do jump threading after liveness; do crossjumping
2306 after liveness2; update comment in last crossjumping.
2307 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
2309 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
2311 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
2312 after completing fast dead code elimination.
2314 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
2317 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
2319 * version.c: Fix misplaced leading blanks on first line.
2321 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
2323 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
2325 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
2327 * cfgcleanup.c (mentions_nonequal_regs): New function.
2328 (thread_jump): Use it.
2329 * toplev.c (rest_of_compilation): Run jump threading after
2332 2002-03-06 Jakub Jelinek <jakub@redhat.com>
2334 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
2337 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
2339 * predict.c (estimate_bb_frequencies): Do not reload the
2340 frequencies from notes.
2342 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
2344 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
2345 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
2347 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
2348 delete_noop_moves): Return indeger.
2349 * flow.c (ndead): New variable.
2350 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
2351 BB argument; update callers.
2352 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
2353 (life_analysis): Do not call purge_all_dead_edges.
2354 (update_life_info): Return number of deleted insns; print statistics.
2355 (update_life_info_in_dirty_blocks): likewise.
2356 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
2357 return number of insns deleted.
2359 * cse.c: Include timevar.h
2360 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
2361 iterate until stabilizes; print statistics; return number of killed
2363 * Makefile.in: (cse.o): Add timevar.h dependency
2364 * rtl.h (delete_trivially_dead_insns): New.
2365 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
2366 * toplev.c (rest_of_compilation): Update callers.
2368 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
2369 (try_optimize_cfg): Do not update liveness.
2370 (cleanup-cfg): Loop until try_optimize_cfg and dead code
2371 removal stabilizes; use delete_trivially_dead_insns.
2373 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
2375 2002-03-05 Zack Weinberg <zack@codesourcery.com>
2377 * cppmain.c (setup_callbacks): Disable #pragma and #ident
2378 callbacks when processing assembly language.
2380 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2382 * pa.h (ASM_FILE_END): Define.
2383 * som.h (ASM_FILE_END): Delete.
2385 * pa.c (function_arg): Don't pass floats in general registers in
2386 indirect calls if TARGET_ELF32.
2388 2002-03-05 Richard Henderson <rth@redhat.com>
2390 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
2392 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
2394 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
2396 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2398 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
2399 -r command line. Don't hide any symbols if not building
2402 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
2404 * cfg.c (dump_flow_info): Warn about profile mismatches.
2405 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
2406 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
2408 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2410 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
2411 wide volatile memory by parts.
2413 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2415 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
2418 2002-03-05 Richard Henderson <rth@redhat.com>
2420 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
2422 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2424 * toplev.c (documented_lang_options): Document more
2425 language-specific options.
2426 * doc/invoke.texi (Warning Options): Correct documentation for
2427 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
2428 * c-decl.c (c_decode_option): Use a table to handle warning options.
2430 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
2432 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
2433 parameter to mmix_encode_section_info.
2434 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
2435 relocatably. Always produce ELF, not mmo if linking relocatably.
2436 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
2437 first is non-zero, don't add symbol prefix.
2438 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
2439 prototype accordingly.
2441 2002-03-04 Krister Walfridsson <cato@df.lth.se>
2443 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
2445 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
2447 * configure.in: Increase required makeinfo version to 4.1.
2448 * configure: Regenerate.
2450 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2452 * .cvsignore: Remove *.info* and genrtl*; these files are generated
2455 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
2457 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
2458 * doc/invoke.texi: Fix @math uses.
2460 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2462 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
2465 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
2467 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
2468 (powerpc-*-eabisimaltivec*): Same.
2470 * config/rs6000/t-ppcendian: New.
2472 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2474 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
2475 nonimmediate_src_operand and nonimmediate_lsrc_operand to
2476 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
2478 2002-03-03 Richard Henderson <rth@redhat.com>
2480 * toplev.c (rest_of_decl_compilation): Revert last two changes.
2482 2002-03-03 Zack Weinberg <zack@codesourcery.com>
2484 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
2485 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
2486 tree.c, config/m68k/m68k.c:
2487 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
2488 REAL_ARITHMETIC blocks unconditional. Delete some further
2489 #ifdef blocks predicated on REAL_ARITHMETIC.
2490 * flags.h, toplev.c: Delete remaining references to
2493 * doc/invoke.texi: Remove documentation of -fpretend-float.
2494 * doc/tm.texi: Describe the various REAL_* macros as provided by
2495 real.h, not by the target configuration files.
2497 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
2498 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
2499 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2500 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
2501 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
2502 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
2503 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
2504 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
2505 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
2506 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
2507 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
2508 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2509 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
2510 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
2511 config/xtensa/xtensa.h:
2512 Do not define, undefine, or mention in comments any of
2513 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
2514 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
2515 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
2516 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
2517 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
2518 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
2519 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
2520 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
2521 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
2523 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2525 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
2526 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
2527 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
2528 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
2529 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
2530 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
2532 * defaults.h (BITS_PER_WORD): Define.
2533 * doc/tm.texi (BITS_PER_WORD): Document default value.
2535 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
2536 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
2537 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
2539 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2541 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
2542 lieu of explicit sizeof/sizeof.
2543 * i386.c (override_options, ix86_init_mmx_sse_builtins,
2544 ix86_expand_builtin): Likewise.
2545 * mips.c (mips_add_gc_roots): Likewise.
2546 * mmix.c (mmix_output_condition): Likewise.
2547 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
2548 altivec_init_builtins): Likewise.
2549 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
2550 * cppexp.c (Nsuff, parse_number): Likewise.
2551 * cppinit.c (builtin_array_end): Likewise.
2552 * gcc.c (n_default_compilers, process_command): Likewise.
2553 * genpreds.c (output_predicate_decls): Likewise.
2554 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
2555 * lcm.c (N_ENTITIES): Likewise.
2556 * stor-layout.c (set_sizetype): Likewise.
2558 2002-03-03 Richard Henderson <rth@redhat.com>
2560 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
2561 for types or labels.
2563 2002-03-03 Richard Henderson <rth@redhat.com>
2565 * c-decl.c (start_decl): Initialized variables are not common.
2567 2002-03-02 Per Bothner <per@bothner.com>
2569 * gcc.c (option_map): Suport new --bootclasspath option.
2570 --CLASSPATH is now just an alias for --classpath.
2572 2002-03-02 Richard Henderson <rth@redhat.com>
2574 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
2575 load if "internal" visibility.
2576 * doc/extend.texi: Document visibility meanings.
2578 2002-03-02 Richard Henderson <rth@redhat.com>
2580 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
2581 to functions as well.
2583 2002-03-02 Richard Henderson <rth@redhat.com>
2585 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
2586 (handle_visibility_attribute): Don't call assemble_visibility.
2587 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
2588 without asmspec. Invoke assemble_alias when needed.
2589 * varasm.c (maybe_assemble_visibility): New.
2590 (assemble_start_function, assemble_variable, assemble_alias): Use it.
2592 2002-03-02 Richard Henderson <rth@redhat.com>
2594 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
2595 invoke ENCODE_SECTION_INFO with first call flag.
2597 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2598 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2599 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
2600 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
2601 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
2602 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2603 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
2604 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
2605 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
2606 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
2607 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
2608 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
2609 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
2610 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
2611 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2612 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
2613 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
2614 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
2615 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
2616 config/sh/sh.h, config/sparc/sparc.h,
2617 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
2618 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
2619 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
2620 FIRST argument. As needed, examine it and do nothing.
2622 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
2623 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
2624 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
2626 * config/arm/t-pe (pe.o): Add dependencies.
2628 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2630 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
2631 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
2632 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
2633 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
2634 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
2635 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
2636 * defaults.h (BITS_PER_UNIT): Define.
2637 * doc/tm.texi (BITS_PER_UNIT): Document default value.
2639 2002-03-02 Kazu Hirata <kazu@hxi.com>
2641 * config/h8300/h8300-protos.h: Add a prototype for
2642 compute_a_shift_length.
2643 * config/h8300/h8300.c (h8300_asm_insn_count): New.
2644 (compute_a_shift_length): Likewise.
2645 (h8300_adjust_insn_length): Do not adjust insn length of shift
2647 * config/h8300/h8300.md (anonymous shift patterns): Use
2648 compute_a_shift_length.
2650 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2652 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
2655 * emit-rtl.c (offset_address): Call update_temp_slot_address.
2657 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2659 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
2660 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
2661 * flags.h (flag_zero_initialized_in_bss): Declare.
2662 * toplev.c (flag_zero_initialized_in_bss): New flag.
2663 (lang_independent_options): Add flag_zero_initialized_in_bss.
2664 * tree.c (initializer_zerop): New function.
2665 * tree.h (initializer_zerop): Declare.
2666 * varasm.c (assemble_variable): If we can emit bss, put zero
2667 initializers in the bss section.
2669 2002-03-02 Alan Modra <amodra@bigpond.net.au>
2671 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
2672 like more than one symbol per .weak directive.
2674 2002-03-01 Richard Henderson <rth@redhat.com>
2676 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
2677 adjust argument_pointer by pretend_args_size.
2678 (ia64_va_start): Adjust va_start address by -pretend_args_size.
2680 2002-03-01 Kazu Hirata <kazu@hxi.com>
2682 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
2684 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
2686 * toplev.c (rest_of_compilation): Delete dead jumptables before
2688 * flow.c (delete_dead_jumptables): Make global.
2689 * rtl.h (delete_dead_jumptables): Declare.
2691 2002-03-01 David Edelsohn <edelsohn@gnu.org>
2693 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
2694 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
2695 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
2697 2002-03-01 Kazu Hirata <kazu@hxi.com>
2699 * config/h8300/h8300-protos.h: Fix formatting.
2700 * config/h8300/h8300.c: Likewise.
2701 * config/h8300/h8300.h: Likewise.
2703 2002-03-01 Kazu Hirata <kazu@hxi.com>
2705 * config/h8300/h8300.c (print_operand): Support 16-bit
2707 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
2709 2002-02-28 Richard Henderson <rth@redhat.com>
2711 * expmed.c (store_bit_field): Prevent generation of CONCATs;
2712 pun complex values as integers; use gen_lowpart instead of
2714 (extract_bit_field): Likewise.
2716 2002-03-01 Alan Modra <amodra@bigpond.net.au>
2717 David Edelsohn <edelsohn@gnu.org>
2719 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
2720 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
2721 (SUPPORTS_WEAK): Likewise.
2722 * output.h (add_weak): Add tree param.
2723 * varasm.c (add_weak): Likewise. Save decl.
2724 (struct weak_syms): Add decl field.
2725 (mark_weak_decls): New function.
2726 (init_varasm_once): ggc_add_root mark_weak_decls.
2727 (assemble_start_function): Use ASM_WEAKEN_DECL.
2728 (assemble_variable): Likewise.
2729 (assemble_alias): Likewise.
2730 (declare_weak): Pass decl to add_weak.
2731 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
2732 (remove_from_pending_weak_list): Declare and define for
2734 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
2735 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
2736 * defaults.h (SUPPORTS_WEAK): Likewise.
2737 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2738 .weak for code sym. Do emit .size for descriptor sym.
2739 (ASM_DECLARE_FUNCTION_SIZE): Define.
2740 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
2741 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
2742 .lglobl unless TARGET_XCOFF. Formatting fixes.
2743 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2745 (HANDLE_PRAGMA_WEAK): Remove.
2746 (ASM_WEAKEN_LABEL): Remove.
2747 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
2749 2002-03-01 Jason Merrill <jason@redhat.com>
2751 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
2752 (TARGET_EXPR_CLEANUP): New macro.
2754 2002-02-28 Steve Ellcey <sje@cup.hp.com>
2756 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
2757 to take ptr_extend into account as third type of extension.
2758 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
2759 fields used by SUBREG_PROMOTED_UNSIGNED_P.
2760 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
2761 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
2762 * calls.c (precompute_arguments): Use new macro.
2763 (expand_call): Ditto.
2764 * combine.c (nonzero_bits): Ditto.
2765 (record_promoted_value): Ditto.
2766 * expr.c (store_expr): Ditto.
2767 (expand_expr): Ditto.
2768 * function.c (assign_parms): Ditto.
2770 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
2772 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
2773 override -shared and -shared-libgcc.
2775 2002-02-28 David O'Brien <obrien@FreeBSD.org>
2777 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
2779 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
2782 2002-02-28 Richard Henderson <rth@redhat.com>
2784 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
2785 4 cycle latency from MM producers.
2786 (ia64_internal_sched_reorder): Likewise with pipeline flush.
2788 2002-02-28 Jakub Jelinek <jakub@redhat.com>
2790 * mklibgcc.in: Don't use GNU make extension.
2792 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2794 * c-parse.in (STATIC): New terminal.
2795 (scspec): New non-terminal. Update productions accordingly.
2796 (program): Remove bogus ifc / end ifc.
2797 (array_declarator): Simplify production using STATIC.
2799 2002-02-28 Jim Meyering <meyering@lucent.com>
2801 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
2802 \a still means TARGET_BELL.
2804 2002-02-28 Richard Henderson <rth@redhat.com>
2806 * haifa-sched.c (sched_emit_insn): New.
2807 (schedule_block): Use last_scheduled_insn to track last insn.
2808 * sched-int.h (sched_emit_insn): Prototype.
2809 * config/ia64/ia64.c (last_issued): Remove.
2810 (ia64_variable_issue): Don't set it.
2811 (nop_cycles_until): Use sched_emit_insn.
2813 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
2815 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
2818 2002-02-28 Kazu Hirata <kazu@hxi.com>
2820 * config/h8300/h8300.c: Fix formatting.
2821 * config/h8300/h8300.h: Likewise.
2823 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
2825 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
2826 which may overwrite the high byte of the frame pointer.
2828 2002-02-28 Bo Thorsen <bo@suse.de>
2830 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
2831 (STARTFILE_SPEC): Add 64 bit files.
2832 (ENDFILE_SPEC): Likewise.
2834 2002-02-28 Jason Merrill <jason@redhat.com>
2836 * c-decl.c (finish_function): Only warn about missing return
2837 statement with -Wreturn-type.
2839 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
2841 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
2843 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
2844 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
2846 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
2848 * basic-block.h (BB_REACHABLE): Renumber.
2849 (BB_DIRTY, BB_NEW): New flags.
2850 (clear_bb_flags): Declare.
2851 (update_life_info_in_dirty_blocks): Declare.
2852 * cfg.c (clear_bb_flags): New function.
2853 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
2854 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
2855 reorder_insns, emit_insn_after): Mark block as dirty.
2856 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
2857 (update_life_info_in_dirty_blocks): New function.
2858 * recog.c (apply_change_group): Dirtify block.
2860 * cse.c (cse_insn): Reorder emitting of jump insn to keep
2862 * gcse.c (delete_null_pointer_checks): Likewise.
2864 * toplev.c (dump_file_index): Move cse2 after bp,
2866 (dump_file_info): Similary.
2867 (rest_of_compilation): Avoid most of CFG rebuilds;
2868 do first if converision after null pointer checks, do cse2
2869 after branch prediction; avoid full liveness rebuild after
2870 initializing subregs.
2871 * invoke.texi (-d options): Document -du, renumber.
2873 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
2874 (notice_new_block): Do not set BB_UPDATE_LIFE.
2875 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
2876 merge_blocks_move_successor_nojumps, merge_blocks,
2877 try_crossjump_to_edge): Likewise.
2878 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
2879 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
2880 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
2881 (merge_of_block): Do not use life_data_ok.
2882 (find_if_case_1): Do not use SET_UPDATE_LIFE.
2883 (if_convert): Use BB_DIRTY mechanizm to update life.
2884 * lcm.c (optimize_mode_switching): Update
2885 update_life_info_in_dirty_blocks
2887 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2889 * Makefile.in (integrate.o): Update.
2890 * c-decl.c (copy_lang_decl): Rename.
2891 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2892 * integrate.c: Include langhooks.h.
2893 (copy_decl_for_inlining): Update to use langhook.
2894 * langhooks-def.h (lhd_do_nothing_t,
2895 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
2896 (LANG_HOOKS_INITIALIZER): Update.
2897 * langhooks.c (lhd_do_nothing_t): New.
2898 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
2899 * tree.h (copy_lang_decl): Remove.
2901 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2903 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
2905 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
2906 POST_DEC, and POST_MODIFY.
2908 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2910 * c-typeck.c (digest_init): Remove unused parameter; all
2913 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
2915 * expmed.c (expand_shift): Correctly test for low part of a
2918 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
2920 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
2921 insn UIDs with insn addresses.
2923 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2925 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
2926 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
2927 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
2928 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
2929 gcc.c, toplev.c: Delete code implementing -traditional mode.
2931 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
2932 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
2933 Document removal of -traditional mode for compilation, and
2934 remove documentation only relevant to that mode.
2936 * config/nextstep.h, config/ptx4.h, config/svr4.h,
2937 config/convex/convex.h, config/d30v/d30v.h,
2938 config/i386/dgux.h, config/i386/osf1elf.h,
2939 config/i386/osfelf.h, config/i386/osfrose.h,
2940 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2941 config/m68k/hp310.h, config/m88k/dgux.h,
2942 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2943 config/m88k/m88k.h, config/m88k/openbsd.h,
2944 config/mips/abi64.h, config/mips/osfrose.h,
2945 config/mips/svr4-5.h, config/mips/svr4-t.h,
2946 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2947 config/stormy16/stormy16.h: Remove all references to
2948 -traditional from target specs. Delete all mention of the
2949 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2950 delete a couple of commented-out definitions of
2951 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2954 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2955 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2957 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2959 * mklibgcc.in: Don't use \n in a line subject to
2960 interpretation by echo.
2962 2002-02-27 Graham Stott <grahams@redhat.com>
2964 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2967 * loop.c (prescan_loop): Handle PARALLEL.
2969 * unroll.c (loop_iterations): Return 0 if the add_val for
2972 * final.c (output_operand_lossage): Constify PFX_STR.
2974 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2976 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2978 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2979 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2981 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2983 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2985 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2987 * cpplex.c (_cpp_lex_token): Handle directives in macro
2989 * cpplib.c (_cpp_handle_directive): Save and restore state
2990 if parsing macro args when entering a directive.
2991 * cppmacro.c (collect_args): No need to handle directives
2993 (enter_macro_context, replace_args): Use the original macro
2994 definition in case it was redefined whilst collecting arguments.
2998 2002-02-26 David Edelsohn <edelsohn@gnu.org>
3000 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
3001 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
3002 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
3004 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
3005 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
3006 (load_toc_v4_PIC_2): Same.
3008 2002-02-26 Alan Modra <amodra@bigpond.net.au>
3010 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
3012 2002-02-26 Richard Henderson <rth@redhat.com>
3014 * config/alpha/alpha.md (ashldi_se): Re-enable.
3016 2002-02-26 Richard Henderson <rth@redhat.com>
3018 * config/alpha/alpha.c (alpha_encode_section_info): Examine
3019 MODULE_LOCAL_P; improve commentary.
3021 2002-02-26 Zack Weinberg <zack@codesourcery.com>
3023 * doc/cpp.texi: Clarify documentation of relationship between
3026 2002-02-26 Kazu Hirata <kazu@hxi.com>
3028 * config/h8300/h8300-protos.h: Update the prototype for
3029 compute_logical_op_length. Add the prototype for
3030 compute_logical_op_cc.
3031 * config/h8300/h8300.c (compute_logical_op_length): Figure out
3033 (compute_logical_op_cc): New.
3034 * config/h8300/h8300.md: Combine all the logical op patterns
3035 in HImode and SImode. Use compute_logical_op_cc.
3037 2002-02-26 Kelley Cook <kelleycook@comcast.net>
3039 * config/i386/i386.c (print_operand): Don't append ATT-style
3040 length suffixs to x87 opcodes when in Intel mode.
3042 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
3044 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
3045 (init_emit_once): Update calls.
3046 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
3047 (init_syntax_once): Prototype.
3049 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
3051 * pa-linux.h (LIB_SPEC): Update definition.
3052 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3054 2002-02-26 Richard Henderson <rth@redhat.com>
3056 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
3057 if we emitted a stop bit.
3059 2002-02-26 Jakub Jelinek <jakub@redhat.com>
3061 * configure.in (libgcc_visibility): Substitute.
3062 * configure: Rebuilt.
3063 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
3064 defined symbols .hidden.
3066 2002-02-26 Jakub Jelinek <jakub@redhat.com>
3068 * attribs.c (c_common_attribute_table): Add visibility.
3069 (handle_visibility_attribute): New function.
3070 * varasm.c (assemble_visibility): New function.
3071 * output.h (assemble_visibility): Add prototype.
3072 * tree.h (MODULE_LOCAL_P): Define.
3073 * crtstuff.c (__dso_handle): Use visibility attribute.
3074 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
3075 for MODULE_LOCAL_P symbols too.
3076 * config/ia64/ia64.c (ia64_encode_section_info): Handle
3077 MODULE_LOCAL_P symbols the same way as local symbols.
3078 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
3079 into .sdata/.sbss by the user.
3080 * doc/extend.texi (Function Attributes): Document visibility
3083 2002-02-26 Jakub Jelinek <jakub@redhat.com>
3086 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
3087 STRING_CST initializer spanning the whole variable without
3089 If expand_expr returned MEM, don't use it.
3091 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
3093 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
3094 generate a die for the lexical block.
3096 2002-02-26 Kazu Hirata <kazu@hxi.com>
3098 * config/h8300/h8300-protos.h: Add a prototype for
3099 compute_logical_op_length.
3100 * config/h8300/h8300.c (compute_logical_op_length): New.
3101 * config/h8300/h8300.md (anonymous logical patterns): Use
3102 compute_logical_op_length for length.
3104 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
3106 * dwarf2out.c (modified_type_die): Do not call type_main_variant
3108 (gen_type_die): Same.
3110 * attribs.c (handle_vector_size_attribute): Set debug information.
3112 2002-02-26 Daniel Egger <degger@fhm.edu>
3114 * config/rs6000/rs6000.md: Swap define_insn attributes to
3115 fix incorrect generation of merge high instructions instead
3118 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
3120 * c-typeck.c (really_start_incremental_init): Use
3121 bitsize_zero_node for vectors.
3123 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
3125 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
3126 ("*set_vrsave_internal"): Same.
3128 2002-02-25 Richard Henderson <rth@redhat.com>
3130 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
3131 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
3133 2002-02-25 Jakub Jelinek <jakub@redhat.com>
3136 * config/i386/i386.c (ix86_return_pops_args): Only pop
3137 fake structure return argument if it was passed on the stack.
3139 2002-02-25 Jason Merrill <jason@redhat.com>
3141 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
3144 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
3146 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
3147 link with shared_name only.
3148 * doc/invoke.texi (Link Options): Document new behavior.
3150 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
3152 * c-typeck.c (push_init_level): Handle vectors.
3154 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
3156 * config/sparc/sparc.c (const64_high_operand): Zero-extend
3157 operands of SPARC_SETHI_P.
3158 (input_operand): Likewise.
3159 (sparc_emit_set_const32): Likewise.
3160 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
3161 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
3162 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
3163 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
3164 (movdi_insn_sp64_vis): Likewise.
3165 (movdi split, movdf split): Use SETHI32.
3166 * doc/md.texi: Document SPARC constraints L, M and N.
3168 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
3170 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
3171 ("*set_vrsave_internal"): use mfspr for Darwin.
3173 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
3174 gen_get_vrsave_internal.
3176 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3178 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
3180 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
3182 * cpplex.c (cpp_interpret_charconst): Get signedness or
3183 otherwise of wide character constants correct.
3184 * cppexp.c (lex): Get signedness of wide charconsts correct.
3186 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3188 * optabs.c (widen_operand): Only call convert_modes for
3189 promoted SUBREG if signedness matches.
3190 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
3192 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3194 * cpplib.c (glue_header_name): Use local buffer to build up
3197 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3199 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
3201 2002-02-23 Kazu Hirata <kazu@hxi.com>
3203 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
3204 H8/300[HS] separately.
3205 * config/h8300/h8300.md: Remove the early clobber constraint
3206 from bit field patterns.
3208 2002-02-23 Kazu Hirata <kazu@hxi.com>
3210 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
3212 (mulhisi3): Likewise.
3213 (umulqisi3): Likewise.
3214 (umulhisi3): Likewise.
3216 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3218 * cppinit.c (output_deps): Correct test for stdout output.
3219 (init_dependency_output): Cure warning.
3221 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3223 * expr.c (store_expr): When converting expression to promoted
3224 equivalent type, allow using SUBREG_REG of TARGET as the target
3225 of the expansion of EXP.
3226 * loop.c (basic_induction_var, case SUBREG): Always look inside.
3227 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
3228 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
3229 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
3230 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
3232 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
3234 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
3235 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
3236 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
3238 2002-02-23 Jakub Jelinek <jakub@redhat.com>
3240 PR optimization/5747
3241 * loop.c (scan_loop): Update reg info if move_movables created new
3244 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3246 * gcc.c (init_gcc_spec): Revert last change.
3248 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3250 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
3251 gpc_reg_operand constraint.
3253 2002-02-23 Alan Modra <amodra@bigpond.net.au>
3255 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
3256 Simplify comparison of `low'.
3257 (add_operand): Fix formatting.
3258 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
3259 (mask_operand): Disallow mask to wrap in 64-bit mode.
3260 (rs6000_stack_info): Remove redundant test setting push_p.
3261 (output_toc): Fix formatting.
3262 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
3263 cc_reg_not_cr0_operand constraint.
3264 (booldi3, boolcdi3 splitters): Same.
3266 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
3268 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
3270 2002-02-22 David Edelsohn <edelsohn@gnu.org>
3272 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
3273 gcc invoked with -shared-libgcc.
3275 2002-02-22 Jakub Jelinek <jakub@redhat.com>
3278 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
3279 decl if any of elements was TREE_USED.
3281 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
3283 * config/sparc/sol2.h: Don't include sys/mman.h.
3284 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
3285 (arith_4096_operand): Don't throw high bits away.
3286 (const64_operand): Take sign extension of CONST_INTs into account.
3287 (const64_high_operand, sparc_emit_set_const32): Likewise.
3288 (GEN_HIGHINT64): Likewise.
3289 (sparc_emit_set_const64_quick1): Likewise.
3290 (const64_is_2insns): Likewise.
3291 (print_operand): Use trunc_int_for_mode for sign extension.
3292 * config/sparc/sparc.h (SMALL_INT32): Likewise.
3293 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
3294 chars. Assume CONST_INT is already properly sign-extended.
3295 (movdi split): Sign-extend each SImode part.
3296 (andsi3 split): Don't mask high bits off, so that result
3297 remains properly sign-extend.
3298 (iorsi3 split): Likewise.
3299 (xorsi3 split): Likewise.
3301 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
3303 * fold-const.c (fold): Fix typo in comments.
3305 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3307 * Makefile.in (langhooks.o): Update dependencies.
3309 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3311 * langhooks.c: Include flags.h.
3313 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
3315 * testsuite/gcc.dg/attr-alwaysinline.c: New.
3317 * c-common.c (c_common_post_options): Set inline trees by
3320 * doc/extend.texi (Function Attributes): Document always_inline
3322 Update documentation about inlining when not optimizing.
3324 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
3326 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
3327 unless DECL_ALWAYS_INLINE.
3329 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
3330 unless DECL_ALWAYS_INLINE.
3331 (c_disregard_inline_limits): Disregard if always_inline set.
3333 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3334 Disregard if always_inline set.
3335 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
3336 unless DECL_ALWAYS_INLINE.
3338 * attribs.c (handle_always_inline_attribute): New.
3339 (c_common_attribute_table): Add always_inline.
3341 * config/rs6000/altivec.h: Add prototypes for builtins
3342 requiring the always_inline attribute.
3344 2002-02-21 Eric Christopher <echristo@redhat.com>
3346 * expmed.c (store_bit_field): Try to simplify the subreg
3347 before generating a new one when when the mode size of
3348 value is less than maxmode.
3350 2002-02-21 Richard Henderson <rth@redhat.com>
3352 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
3353 than gen_rtx_PLUS to form the sum.
3354 * explow.c (force_reg): Rearrange to not allocate new pseudo
3355 when force_operand returns a register.
3356 * expr.c (expand_assignment): Allow offset_rtx expansion to
3357 return a sum. Do not force addresses into registers.
3358 (expand_expr): Likewise.
3359 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
3360 to canonicalize arithmetic that didn't simpify.
3361 (simplify_plus_minus): New argument force; update
3362 all callers. Don't split CONST unless we can do something with it,
3363 and wouldn't lose the constness of the operands.
3365 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
3366 that we generated earlier.
3368 2002-02-21 Tom Tromey <tromey@redhat.com>
3370 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3371 (output_line_info): Use constant `1', with a long explanatory
3373 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
3375 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
3377 * jump.c (redirect_jump): If old label has no UID, don't try to
3380 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
3382 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
3383 If input is constant, do shifts at compile time.
3385 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
3387 * doc/extend.texi: Fix some more overfull hboxes.
3389 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3391 PR optimization/4994
3392 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
3395 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3398 * expr.h (expand_and): Add mode argument.
3399 * expmed.c (expand_and): Add mode argument.
3400 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
3401 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
3402 * except.c (expand_builtin_extract_return_addr): Likewise.
3403 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3404 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
3405 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
3406 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
3407 * config/c4x/c4x.md: Use GEN_INT (x) instead of
3408 gen_rtx (CONST_INT, VOIDmode, x).
3410 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3413 * stmt.c (warn_if_unused_value): Move side effects test once more.
3415 2002-02-20 Torbjorn Granlund <tege@swox.com>
3417 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
3418 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
3420 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
3422 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
3423 SUBREG or ZERO_EXTEND.
3425 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
3427 * sh.h (current_function_anonymous_args): Remove.
3428 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
3429 of current_function_varargs and current_function_stdarg is set.
3430 * sh.c (sh_expand_prologue): Check current_function_varargs /
3431 current_function_stdarg / TARGET_SH5 instead of
3432 current_function_anonymous_args.
3434 * sh64.h (TARGET_VERSION): Define.
3436 2002-02-20 David Edelsohn <edelsohn@gnu.org>
3438 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
3439 VRSAVE_REGNO on TARGET_ALTIVEC.
3441 2002-02-20 Alan Modra <amodra@bigpond.net.au>
3443 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
3444 bits of SImode const_int.
3445 (includes_rshift_p): Likewise.
3446 (print_operand): Call mask_operand and mask64_operand with correct
3448 (rs6000_output_function_epilogue): Pad traceback table to word.
3449 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
3450 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
3451 mask64_operand with correct mode.
3452 (FUNCTION_ARG_REGNO_P): Correct parentheses.
3454 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3457 * varasm.c (get_pool_constant_mark): New.
3458 * rtl.h (get_pool_constant_mark): Add prototype.
3459 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
3460 be represented if it has not been output.
3462 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3464 * combine.c (do_SUBST): Sanity check substitutions of
3465 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
3466 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
3467 CONST_INT into its operand.
3468 (known_cond): Likewise, for ZERO_EXTEND.
3469 * simplify-rtx.c (simplify_unary_operation): Fix condition to
3470 allow for simplification of wide modes. Reject CONST_INTs in
3471 ZERO_EXTEND when their actual mode is not given.
3473 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3475 * c-decl.c (pushdecl): If no global declaration is found for an
3476 extern declaration in block scope, try a limbo one.
3478 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3481 * c-common.c (pointer_int_sum): Moved from...
3482 * c-typeck.c (pointer_int_sum): ...here.
3483 * c-common.h (pointer_int_sum): Add prototype.
3485 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3488 * c-decl.c (duplicate_decls): Return 0 if issued error about
3491 2002-02-20 Roger Sayle <roger@eyesopen.com>
3492 Jakub Jelinek <jakub@redhat.com>
3495 * tree.c (host_integerp): Ensure that the constant integer is
3496 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
3497 when pos is zero or non-zero respectively. Clarify comment.
3498 * c-format.c (check_format_info_recurse): Fix host_integerp
3499 usage; the pos argument should be zero when assigning to a
3500 signed HOST_WIDE_INT.
3502 2002-02-20 Richard Henderson <rth@redhat.com>
3504 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
3505 of the operand, rather than assuming TImode.
3506 (ix86_expand_binop_builtin): Cope with commutative patterns
3507 using nonimmediate_operand for both operands.
3508 (ix86_expand_timode_binop_builtin): Likewise.
3509 (ix86_expand_store_builtin): Validate operand 1.
3510 (ix86_expand_unop1_builtin): Likewise.
3512 2002-02-20 Philip Blundell <philb@gnu.org>
3515 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
3517 2002-02-20 Richard Henderson <rth@redhat.com>
3520 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
3522 2002-02-20 Tom Tromey <tromey@redhat.com>
3524 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3525 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3526 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3527 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3528 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
3531 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
3533 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
3534 for (const_int 0) in X not just INTVAL.
3536 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
3538 * doc/extend.texi: Avoid or reduce overfull hboxes.
3540 2002-02-20 Diego Novillo <dnovillo@redhat.com>
3542 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
3543 operations if the field does not start at a mode boundary.
3545 2001-02-20 Joel Sherrill <joel@OARcorp.com>
3547 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
3548 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
3549 Also done for -Acpu and -Amachine.
3551 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3553 * cppinit.c (init_dependency_output): Take deps output file
3554 from -o if none given with -MF. Suppress normal output.
3555 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
3556 * doc/cpp.texi, doc/invoke.texi: Update.
3558 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3560 * toplev.c (output_quoted_string): Write unprintable
3561 characters with octal escapes.
3563 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3565 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
3566 really_call_used[VRSAVE_REGNO] if not Altivec.
3568 2002-02-19 Alan Modra <amodra@bigpond.net.au>
3570 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
3572 (constant_pool_expr_1): Fix formatting.
3573 (rs6000_legitimize_reload_address): Likewise.
3575 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3577 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
3578 now that we have one.
3580 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3582 * tree.h (struct tree_common): Remove aux. Add unused_0 at
3583 end of first block of bitfields (which was only seven bits);
3584 rename dummy to unused_1; remove comment which is no longer true.
3586 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3588 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
3590 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3593 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
3597 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
3598 arm_is_longcall_p rather than inspecting call-type cookie
3600 (call_value_insn) [TARGET_THUMB]: Likewise.
3602 2002-02-19 Graham Stott <grahams@redhat.com>
3604 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
3606 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3608 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
3609 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
3610 (FP_SAVE_INLINE): Delete.
3612 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
3613 * config/rs6000/eabi.asm: Remove ABI save restore routines.
3614 * config/rs6000/t-ppccomm: Build crtsavres.o.
3615 * config/rs6000/crtsavres.asm: New file.
3617 2002-02-19 Philip Blundell <philb@gnu.org>
3619 * config/arm/arm.c (use_return_insn): Don't reject interrupt
3621 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
3622 (output_return_instruction): Allow interrupt functions to return with
3623 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
3624 (arm_expand_prologue): Subtract 4 before stacking LR in an
3627 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3629 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
3630 decl, not just FUNCTION_DECL.
3631 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
3632 (arm_assemble_integer): Likewise.
3633 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
3636 2002-02-19 matthew green <mrg@eterna.com.au>
3638 * config.gcc (sparc-*-netbsdelf*): Enable target.
3639 (sparc64-*-netbsd*): New target.
3640 * config/sparc/netbsd-elf.h: New file.
3641 * config/sparc/t-netbsd64: New file.
3643 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3645 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
3647 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
3649 * doc/invoke.texi: explicitly list the style guidelines that
3650 -Weffc++ checks for.
3652 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
3654 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
3656 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
3659 * gcc.c (cpp_unique_options): Treat -o as indicating object file
3660 only if not -E. If -E, pass -o through to the preprocessor.
3662 2002-02-19 Kazu Hirata <kazu@hxi.com>
3664 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
3665 register number with an appropriate macro.
3667 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3669 * doc/rtl.texi (Constants): Close @code tag.
3671 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
3673 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
3674 ("mmx_uavgv4hi3"): Same.
3675 ("pmulhrwv4hi3"): Same.
3677 * tree-inline.c (walk_tree): Handle vectors.
3679 * c-common.c (constant_expression_warning): Handle vectors.
3680 (overflow_warning): Same.
3682 * sched-deps.c (sched_analyze_2): Handle vectors.
3684 * rtlanal.c (rtx_unstable_p): Handle vectors.
3685 (rtx_varies_p): Same.
3686 (count_occurrences): Same.
3687 (regs_set_between_p): Same.
3688 (modified_between_p): Same.
3689 (modified_in_p): Same.
3690 (volatile_insn_p): Same.
3691 (volatile_refs_p): Same.
3692 (side_effects_p): Same.
3694 (inequality_comparisons_p): Same.
3695 (replace_regs): Same.
3696 (computed_jump_p_1): Same.
3698 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
3700 (inner_mode_array): New.
3701 (copy_rtx): Handle vectors.
3702 (copy_most_rtx): Same.
3703 (rtx_equal_p): Same.
3704 (get_mode_alignment): Adjust for vectors.
3706 * resource.c (mark_referenced_resources): Handle vectors.
3707 (mark_set_resources): Same.
3709 * reload1.c (eliminate_regs): Handle vectors.
3710 (elimination_effects): Same.
3711 (scan_paradoxical_subregs): Same.
3713 * reload.c (subst_reg_equivs): Handle vectors.
3715 * regrename.c (scan_rtx): Handle vectors.
3717 * regclass.c (reg_scan_mark_refs): Handle vectors.
3719 * recog.c (find_single_use_1): Handle vectors.
3721 * local-alloc.c (equiv_init_varies_p): Handle vectors.
3722 (contains_replace_regs): Same.
3723 (memref_referenced_p): Same.
3725 * integrate.c (copy_rtx_and_substitute): Handle vectors.
3726 (subst_constants): Same.
3728 * genattrtab.c (attr_copy_rtx): Handle vectors.
3729 (encode_units_mask): Same.
3730 (clear_struct_flag): Same.
3731 (count_sub_rtxs): Same.
3733 * gcse.c (want_to_gcse_p): Handle vectors.
3734 (oprs_unchanged_p): Same.
3735 (hash_expr_1): Same.
3736 (oprs_not_set_p): Same.
3737 (expr_killed_p): Same.
3738 (compute_transp): Same.
3739 (store_ops_ok): Same.
3741 * function.c (purge_addressof_1): Do not allow paradoxical subregs
3743 (fixup_var_refs_1): Same.
3744 (instantiate_virtual_regs_1): Same.
3746 * fold-const.c (operand_equal_p): Handle vectors.
3748 (rtl_expr_nonnegative_p): Same.
3750 * flow.c (mark_used_regs): Handle vectors.
3752 * df.c (df_uses_record): Handle vectors.
3754 * cselib.c (cselib_subst_to_values): Handle vectors.
3755 (cselib_mem_conflict_p): Same.
3758 * cse.c (canon_reg): Handle vectors.
3760 (cse_process_notes): Same.
3761 (count_reg_usage): Same.
3764 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
3766 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
3768 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
3769 (gen_rtx): Handle CONST_VECTOR.
3770 (gen_const_vector_0): New.
3771 (copy_rtx_if_shared): CONST_VECTORs can be shared.
3772 (reset_used_flags): Same.
3773 (copy_insn_1): Same.
3774 (initializer_constant_valid_p): Handle VECTOR_CST.
3776 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
3778 * doc/rtl.texi (Constants): Document const_vector.
3779 (CONST0_RTX): Update for vectors.
3780 (RTL sharing): Same.
3782 * print-tree.c (print_node): Add case for VECTOR_CST.
3784 * tree.h (TREE_VECTOR_CST_ELTS): New.
3785 (struct tree_vector): New.
3786 (union tree_node): Add vector node.
3787 (build_vector): Add prototype.
3789 * tree.def (VECTOR_CST): New.
3791 * tree.c (build_vector): New.
3793 * expmed.c (make_tree): Handle CONST_VECTOR.
3795 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
3796 (CONST_VECTOR_ELT): New.
3797 (CONST_VECTOR_NUNITS): New.
3799 * machmode.h (GET_MODE_INNER): New.
3800 (DEF_MACHMODE): Accept 8th arg.
3802 * machmode.def: Add 8th argument for vector inner mode.
3803 Add inner vector modes for vectors.
3805 * rtl.def (VEC_CONST): Remove.
3806 (CONST_VECTOR): New.
3808 * expr.c (clear_storage): Allow vectors.
3809 (is_zeros_p): Handle VECTOR_CST.
3811 * varasm.c (output_constant_pool): Handle vectors.
3812 (rtx_const): Add veclo and vechi fields.
3813 (kind): Add RTX_VECTOR.
3814 (decode_rtx_const): Add case for vector.
3816 * config/rs6000/rs6000-protos.h: Add zero_constant.
3818 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
3819 constants. Force easy vector constants into memory.
3820 (easy_vector_constant): New.
3821 (emit_easy_vector_constant): New.
3822 (rs6000_legitimize_reload_address): Do not generate bad reloads on
3825 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
3827 ("altivec_lvxl"): Same.
3828 (altivec_lvebx): Same.
3829 (altivec_lvehx): Same.
3830 (altivec_lvewx): Same.
3831 ("*movv4si_const0"): New.
3832 ("*movv4sf_const0"): New.
3833 ("*movv8hi_const0"): New.
3834 ("*movv16qi_const0"): New.
3836 2002-02-18 Kazu Hirata <kazu@hxi.com>
3838 * config/h8300/h8300.c (notice_update_cc): Use
3841 2002-02-18 Kazu Hirata <kazu@hxi.com>
3843 * config/h8300/h8300.md (divmod patterns): Change the
3844 constraints for operands[1] to register_operand.
3846 2002-02-18 Kazu Hirata <kazu@hxi.com>
3848 * config/h8300/h8300-protos.h: Remove the prototype for
3850 * config/h8300/h8300.c (p_operand): Remove.
3851 * config/h8300/h8300.md: Replace p_operand with
3854 2002-02-18 Philip Blundell <pb@nexus.co.uk>
3856 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
3858 (output_return_instruction): Allow use of LDR to unstack
3859 return addresss even for interrupt handlers or when
3860 interworking. If compiling for ARMv5, use interworking-safe
3861 return instructions by default. Remove duplicated code and
3862 lengthy "strcat" sequences.
3864 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3866 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
3867 (LINK_EH_SPEC): Define.
3868 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
3870 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3872 * config/s390/s390.c (s390_emit_prologue): Do not set the
3873 frame_related flag for call-clobbered registers.
3875 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
3877 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
3878 (construct_container): Fix handling of SSE operands.
3879 (ix86_expand_builtin): Fix handling of 64bit pointers.
3880 (mmx_maskmovq_rex): New pattern.
3882 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
3884 * regrename.c (kill_set_value): Handle subregs properly.
3886 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
3888 * objc/objc-act.c (handle_impent): Remove leading '*'
3889 from objc_class_name.
3891 2002-02-17 Richard Henderson <rth@redhat.com>
3893 * config/alpha/alpha.c (some_small_symbolic_operand,
3894 some_small_symbolic_operand_1, split_small_symbolic_operand,
3895 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
3896 Handle small SYMBOL_REFs anywhere, not just inside memories.
3897 * config/alpha/alpha-protos.h: Update.
3898 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3899 * config/alpha/alpha.md (small symbolic operand splitter): Update.
3901 2002-02-17 Roland McGrath <roland@frob.com>
3903 * config.gcc (powerpc-*-gnu-gnualtivec*,
3904 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
3905 * config/rs6000/gnu.h: New file.
3906 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
3907 Grok "gnu" in rs6000_abi_name.
3908 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
3909 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
3910 Grok -mcall-gnu analogous to -mcall-linux et al.
3911 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
3912 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
3913 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
3915 2002-02-17 Jakub Jelinek <jakub@redhat.com>
3918 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
3921 2002-02-17 Philipp Thomas <pthomas@suse.de>
3923 * config/cris/cris.h: Undefine STARTFILE_SPEC and
3924 ENDFILE_SPEC before (re)defining them.
3926 2002-02-17 Kazu Hirata <kazu@hxi.com>
3928 * config/h8300/h8300.c: Fix formatting.
3929 * config/h8300/h8300.h: Likewise.
3931 2002-02-17 Philipp Thomas <pthomas@suse.de>
3933 * doc/tm.texi: Explain why empty strings should not be
3934 marked for translation.
3936 2002-02-17 Philipp Thomas <pthomas@suse.de>
3938 * final.c (output_operand_lossage): Changed to accept
3939 printf style arguments. Change calls where necessary.
3940 * output.h (output_operand_lossage): Change declaration
3941 accordingly. Update copyright.
3942 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3943 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3944 Update copyright date where necessary.
3946 * config/i386/i386.c (print_operand): Likewise. Remove use of
3949 * config/cris/cris.c (cris_operand_lossage): Likewise.
3950 Rename parameter so that exgettext recognizes it as
3951 translatable message.
3952 (LOSE_AND_RETURN): Rename parameter to msgid.
3954 2002-02-17 Kazu Hirata <kazu@hxi.com>
3956 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3957 hard coded register number with an appropriate macro.
3958 (HARD_REGNO_MODE_OK): Likewise.
3959 (ARG_POINTER_REGNUM): Likewise.
3960 (STATIC_CHAIN_REGNUM): Likewise.
3961 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3962 * config/h8300/h8300.md (define_constants): Define more
3965 2002-02-17 Philipp Thomas <pthomas@suse.de>
3967 * config/i386/i386.h: Don't mark empty strings for translation.
3969 2002-02-16 H.J. Lu <hjl@gnu.org>
3971 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3973 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3975 * cppinit.c (merge_include_chains): Check for brack being
3976 NULL before attempting to merge it with qtail.
3978 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3980 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3983 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3985 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3987 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3989 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3990 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3991 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3993 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3995 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3996 now only if !TARGET_FIX.
3997 (*movsi_nt_vms_fix): New pattern.
3999 2002-02-16 Douglas B Rupp <rupp@gnat.com>
4001 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
4002 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
4003 (alpha_sa_mask, alpha_sa_size): Reflect above change.
4004 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
4005 (alpha_start_function, alpha_expand_epilogue): Likewise.
4006 (unicosmk_gen_dsib): Likewise.
4008 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4010 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
4012 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
4014 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
4015 check_and_change_labels, s390_final_chunkify): Delete.
4016 (s390_split_branches, s390_chunkify_pool): New functions.
4017 (s390_function_prologue): Call them.
4019 * config/s390/s390.h (S390_REL_MAX): Delete.
4020 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
4022 * config/s390/s390.md (cjump, icjump, jump): Fix length
4023 attribute calculation.
4026 2002-02-15 David Edelsohn <edelsohn@gnu.org>
4028 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
4029 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
4031 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
4033 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
4034 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
4035 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
4037 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
4039 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
4041 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
4043 * reload.c (find_dummy_reload): Check that an output register
4044 is valid for its mode.
4046 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
4048 * combine.c (known_cond): After replacing the REG of a SUBREG, try
4051 * function.c (assign_parms): Demote promoted argument passed by
4052 transparent reference.
4054 2001-02-14 Joel Sherrill <joel@OARcorp.com>
4056 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
4057 -Acpu() and -Amachine() to eliminate warnings.
4059 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4061 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
4063 2002-02-14 Kazu Hirata <kazu@hxi.com>
4065 * config/h8300/h8300-protos.h: Update the prototype for
4067 * config/h8300/h8300.c (const_costs): Treat SET as a little
4068 more expensive operation.
4069 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
4070 reference to const_costs.
4072 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
4074 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
4076 2002-02-14 Jakub Jelinek <jakub@redhat.com>
4079 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
4080 use arguments from newtype.
4082 2002-02-13 Eric Christopher <echristo@redhat.com>
4084 * config/mips/mips.c (override_options): Add check for march/mipsX
4085 on the same command line. Fix error message in cpu processing.
4086 Remove architecture and ISA checks.
4088 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
4090 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
4092 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
4094 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
4096 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
4098 ("*movv8hi_internal1"): Same.
4099 ("*movv16qi_internal1"): Same.
4100 ("*movv4sf_internal1"): Same.
4102 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
4103 not push_reload for altivec modes.
4105 2002-02-13 Joel Sherrill <joel@OARcorp.com>
4107 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
4108 all RTEMS targets including removal of #includes from config/*/rtems*.h
4109 file and adding them to tm_file setting. Added xm_defines=POSIX to
4111 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
4112 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
4113 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
4114 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
4115 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
4116 config/m68k/rtemself.h: Ditto.
4117 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
4118 config/mips/rtems64.h: Ditto.
4119 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
4120 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
4122 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
4123 config/sparc/rtemself.h: Ditto.
4124 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
4125 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
4126 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
4128 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
4129 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
4130 target made more similar to i386-elf.
4131 * config/i386/t-rtems-i386: Added soft float support and multilibs.
4132 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
4133 be similar to config/m68k/t-m68kelf.
4134 * gthr-rtems.h: Encapsulate with extern "C" for C++.
4136 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
4138 * regmove.c (kill_value): Handle subregs.
4140 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
4142 * i386.md (mul patterns): Allow memory operand to be first;
4143 add expanders where needed; fix constraints.
4144 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
4145 Allow memory operand to be the first.
4147 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
4150 2002-02-13 Jakub Jelinek <jakub@redhat.com>
4153 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
4156 2002-02-13 Jakub Jelinek <jakub@redhat.com>
4158 PR optimization/5547:
4159 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
4160 all valid IA-32 address modes involving non-scaled %ebx and
4161 GOT/GOTOFF as displacement.
4163 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
4165 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
4166 after emitting ltorg insns.
4168 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
4169 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
4170 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
4171 *abssf2): Fix "op_type" attribute.
4173 2002-02-13 Douglas B Rupp <rupp@gnat.com>
4175 * mkconfig.sh: Avoid using a subshell redirect.
4176 ($output.T): Change to $(output)T.
4177 (ENABLE_NLS): Remove unneeded undef.
4179 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
4180 * config/alpha/x-vms (libsubdir): Define.
4182 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
4183 register frame procedures. Optimize retrieving context.
4185 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
4186 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
4187 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
4189 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4191 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
4192 Make same change as for find_base_value.
4194 2002-02-13 Kazu Hirata <kazu@hxi.com>
4196 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
4197 of QImode and SImode.
4199 2002-02-13 Kazu Hirata <kazu@hxi.com>
4201 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
4202 length computation of movsi.
4203 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
4205 2002-02-13 Kazu Hirata <kazu@hxi.com>
4207 * config/h8300/h8300.md (subqi3): Tighten the predicate for
4208 operands[2] to register_operand.
4210 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
4212 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
4214 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
4216 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
4217 for altivec_lvx* and altivec_stvx*.
4218 ("*movv4si_internal"): Add constraint for loading from GPRs.
4219 ("*movv8hi_internal1"): Same.
4220 ("*movv16qi_internal1"): Same.
4221 ("*movv4sf_internal1"): Same.
4223 * config/rs6000/rs6000.c (altivec_register_operand): New.
4225 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4226 altivec_register_operand.
4228 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
4230 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
4233 2002-02-13 Stan Shebs <shebs@apple.com>
4235 * c-typeck.c (digest_init): Handle vectors.
4236 (really_start_incremental_init): Same.
4237 (pop_init_level): Same.
4238 (process_init_element): Same.
4240 * varasm.c (output_constant): Same.
4242 * expr.c (clear_storage): Same.
4243 (store_constructor): Same.
4245 2002-02-12 Eric Christopher <echristo@redhat.com>
4247 * explow.c (hard_function_value): Add comment explaining
4248 signed/unsigned comparison.
4250 2002-02-12 Jakub Jelinek <jakub@redhat.com>
4252 * jump.c (never_reached_warning): Add finish argument.
4253 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
4254 real insn after end.
4255 * rtl.h (never_reached_warning): Adjust prototype.
4256 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
4257 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
4258 never_reached_warning.
4260 2002-02-12 Graham Stott <grahams@redhat.com>
4262 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
4264 2002-02-12 Kazu Hirata <kazu@hxi.com>
4266 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
4267 logical shifts on H8/300.
4268 (shift_alg_si): Improve several shifts on H8/300.
4269 (get_shift_alg): Likewise.
4271 2002-02-12 Graham Stott <grahams@redhat.com>
4273 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
4275 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4277 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
4278 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
4280 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
4282 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
4283 non-CONST_INT through default_assemble_integer.
4284 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
4285 <case 8>: Abort for CONST_DOUBLE.
4287 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4289 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
4291 * config/pa/pa-linux.h (LIB_SPEC): Delete.
4292 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4294 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
4296 * config/stormy16/stormy16.md (zero_extendqihi2): New.
4298 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
4300 * regrename.c (regrename_optimize): Don't accept a
4301 part-clobbered register if the replaced register is not part
4304 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
4305 take padding into account when computing the argument value.
4307 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
4309 * combine.c (try_combine): Apply substitutions in
4310 CALL_INSN_FUNCTION_USAGE too.
4312 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
4314 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
4315 __builtin_altivec_abs*.
4318 * config/rs6000/rs6000.h (rs6000_builtins): Add
4319 ALTIVEC_BUILTIN_ABS*.
4321 * config/rs6000/altivec.h: Use const char for builtins expecting
4323 (vec_abs): New versions for C and C++.
4326 2002-02-10 Kazu Hirata <kazu@hxi.com>
4328 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
4331 2002-02-10 Kazu Hirata <kazu@hxi.com>
4333 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
4334 constant definition from h8300.md.
4335 (FRAME_POINTER_REGNUM): Likewise.
4336 * config/h8300/h8300.md (define_constants): Add FP_REG.
4338 2002-02-10 Kazu Hirata <kazu@hxi.com>
4340 * config/h8300/h8300.c (print_operand): Remove redundant code.
4342 2002-02-10 Kazu Hirata <kazu@hxi.com>
4344 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
4345 * config/h8300/h8300.c (byte_reg): Make it static.
4347 2002-02-10 Richard Henderson <rth@redhat.com>
4350 * c-typeck.c (incomplete_type_error): Handle flexible array members.
4352 2002-02-10 Richard Henderson <rth@redhat.com>
4355 * tree.c (append_random_chars): Don't abort if main_input_filename
4358 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
4360 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
4362 2002-02-10 Kazu Hirata <kazu@hxi.com>
4364 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
4365 (pushhi1): Likewise.
4367 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
4369 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
4370 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
4372 2002-02-09 David O'Brien <obrien@FreeBSD.org>
4374 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
4376 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
4378 2002-02-09 Kazu Hirata <kazu@hxi.com>
4380 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
4381 a half of an SImode register on H8/300.
4383 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
4385 * i386.md (movdi_2): Add missing '!'.
4387 2002-02-09 Kazu Hirata <kazu@hxi.com>
4389 * config/h8300/h8300.h: Fix formatting. Remove commented-out
4392 2002-02-09 Kazu Hirata <kazu@hxi.com>
4394 * config/h8300/h8300.md (length): Correct the distance valid
4395 for the short branch.
4397 2002-02-09 Kazu Hirata <kazu@hxi.com>
4399 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
4401 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4403 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
4404 registers in SImode.
4405 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
4408 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
4411 Contribute sh64-elf.
4412 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4413 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
4414 (sh_cannot_modify_jumps_p): New function.
4415 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4416 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
4417 (sh_ms_bitfield_layout_p): New function.
4418 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
4419 Zack Weinberg <zack@codesourcery.com>
4420 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
4421 expand_simple_binop instead of expand_binop.
4422 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
4423 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
4424 use of .quad and .uaquad.
4425 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
4426 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
4427 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4428 * config/sh/sh.md (movdi_const, movdi_const_32bit,
4429 movdi_const_16bit): Make sure all CONSTs have modes.
4430 (sym2PIC): Ditto, but by adjusting all callers.
4431 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
4432 if the prologue calls the SHmedia argument decoder or register
4434 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4435 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
4436 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4437 (sh_expand_epilogue): Don't emit USE of return target register.
4438 (prepare_move_operands): Legitimize DImode PIC addresses.
4439 (sh_media_register_for_return): Skip tr0, used to initialize the
4441 (sh_expand_prologue): Remove explicit USE of return register.
4442 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
4443 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
4444 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
4445 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
4446 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
4448 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
4449 (MOVI_SHORI_BASE_OPERAND_P): New.
4450 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
4451 (EXTRA_CONSTRAINT_T): Define in terms of them.
4452 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
4453 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
4454 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
4455 alternatives supporting TARGET_REGS.
4456 (UNSPEC_GOTPLT): New constant.
4457 (movdi split): Move incrementing of LABEL_NUSES...
4458 (movdi_const, movdi_const_32bit): Here. Use
4459 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
4460 (movdi_const_16bit): New.
4461 (call, call_value) [flag_pic]: Use GOTPLT.
4462 (call_pop, call_value_pop): New expands.
4463 (call_pop_compact, call_pop_rettramp): New insns.
4464 (call_value_pop_compact, call_value_pop_rettramp): New insns.
4465 (sibcall) [flag_pic]: Use GOT.
4466 (builtint_setjmp_receiver): Remove bogus, unused expand.
4467 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
4468 (*pt, *ptb, ptrel): New insns.
4469 (sym2GOT): Handle DImode GOT.
4470 (sym2GOTPLT, symGOTPLT2reg): New expands.
4471 (sym2PIC): New expand.
4472 (shcompact_return_tramp): Use GOTPLT to return trampoline.
4473 (shcompact_return_tramp_i): Use return register explicitly.
4474 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
4475 disable flag_reorder_blocks.
4476 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
4477 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
4478 clobbers, for clarity.
4479 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
4480 restoring of r0 in macl as MAYBE_DEAD.
4481 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
4482 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
4483 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
4484 alter_subreg all over.
4485 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
4486 reload, instead of emitting instructions that would require
4488 (casesi_load_media): Add missing modes.
4489 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
4490 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
4491 as used if the argument decoder is called.
4492 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4493 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
4494 Pmode, then extend it to DImode if necessary.
4495 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4496 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
4497 constants in FPU-enabled SHmedia, let them be loaded from memory.
4498 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4499 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
4500 Adjust whitespace in assembly output templates.
4501 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4502 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
4503 mode of if_then_else.
4504 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
4505 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
4507 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
4508 Joern Rennecke <amylaar@redhat.com>
4509 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
4510 (SUBTARGET_CPP_PTR_SPEC): New.
4511 (SUBTARGET_CPP_SPEC): Remove.
4512 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4513 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4514 Fix typo in previous checkin.
4515 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
4516 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
4517 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
4518 Alexandre Oliva <aoliva@redhat.com>
4519 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
4520 what single FP register can hold for SHmedia target.
4521 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4522 Alexandre Oliva <aoliva@redhat.com>
4523 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4524 Do not split into SUBREG.
4525 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
4526 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
4527 and added new functions as specified in SH5 ABI r9.
4528 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
4529 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
4531 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
4532 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
4533 gen_consttable_4 and gen_consttable_8. Emit multiple labels
4534 and consttable_window_ends.
4535 2001-06-03 Graham Stott <grahams@redhat,com>
4536 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
4537 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
4538 * config/sh/sh.c (print_operand): Handle floating-point pair,
4539 vector and matrix registers.
4540 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
4541 vector modes into account.
4542 * config/sh/sh.md (movv2sf): Split move between registers into
4544 (movv4sf, movv16sf): Introduce insns that get split only after
4546 * config/sh/shmedia.h: Fix Copyright dates.
4547 * config/sh/ushmedia.h: Likewise. Move loop counter
4548 declarations into conditionals that uses them.
4549 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
4551 * config/sh/sshmedia.h: Fix Copyright dates.
4552 (sh_media_PUTCFG): Fix constraints.
4553 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4554 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
4555 ptrmemfunc_vbit_in_delta for SH5.
4556 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
4557 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
4558 * invoke.texi: Likewise.
4559 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4560 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
4561 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
4562 GCC_pop_shmedia_regs_nofpu): New global symbols.
4563 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
4564 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
4565 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
4566 compact function with nonlocal labels.
4567 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
4568 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
4569 (initial_elimination_offset): Account for their stack space.
4570 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
4571 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
4572 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
4573 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
4574 least one of the operands to be a register.
4575 (movv2sf): Likewise. Renamed to movv2sf_i.
4576 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
4577 prepare_move_operands() before emitting SHmedia insns.
4578 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4579 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
4580 Don't save nor initialize r12. Don't mis-align the stack.
4581 Pad the code with a nop.
4582 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
4584 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
4585 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
4586 [__SHMEDIA__]: Implement.
4587 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
4588 * config/sh/sh.md: Set latency of `pt' closer to reality.
4589 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
4590 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
4591 Set move, load and store type attributes.
4592 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
4593 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
4595 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
4596 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
4597 * config/sh/sh.c (sh_media_register_for_return): New function.
4598 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
4599 branch-target register.
4600 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
4601 * config/sh/sh.md (return_media_i): Use any call-clobbered
4602 branch-target register.
4603 (return_media): If r18 wasn't copied in the prologue, copy it
4605 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
4606 Clear class FP0_REGS.
4607 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
4609 2001-03-08 DJ Delorie <dj@redhat.com>
4610 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
4611 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4612 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
4613 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4614 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
4615 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
4616 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
4617 return value correctly for call_cookie.
4618 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4619 * config/sh/crt1.asm (start): Modified so as to call
4620 ___setup_argv_and_call_main.
4621 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
4622 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
4624 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
4625 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
4626 (STRIP_NAME_ENCODING): Use it.
4627 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
4628 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4629 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
4630 prepare_scc_operands().
4631 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
4632 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
4633 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
4634 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
4635 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4636 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
4637 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
4638 used in shcompact_incoming_args.
4639 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
4641 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
4643 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
4645 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4646 Simplify. Adjust. Add sanity check.
4647 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
4649 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
4651 (udivsi3, divsi3): Use them.
4652 (force_mode_for_call): New insn.
4653 (call, call_value, sibcall_value): Emit it before SHcompact
4655 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4656 * config/sh/sh.md (call, call_value, sibcall): Make sure the
4657 call cookie is non-NULL before taking its value.
4658 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
4659 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
4660 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4661 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
4663 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
4664 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
4665 temporary for stack adjusts. Use MACL and MACH to pass
4666 arguments to shcompact_incoming_args.
4667 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
4669 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
4670 (nested_trampoline): Load static chain address into r1.
4671 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
4672 2001-01-07 Alexandre Oliva <aoliva@redhat.com
4673 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
4674 fp_arith_reg_operand().
4675 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
4676 * config/sh/sh.md (casesi): Sign-extend the first two operands,
4677 and use signed compares for them.
4678 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
4679 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
4680 ones properly aligned.
4681 (find_barrier): Account for extra alignment needed for 8-byte wide
4683 (machine_dependent_reorg): Require a label for the second 4-byte
4684 constant after an 8-byte one.
4685 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
4687 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4688 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
4689 last_float when switching float modes.
4690 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
4691 auto-increment for general-purpose registers.
4692 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
4694 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
4696 * config/sh/sh.c (sh_builtin_saveregs): Support using all
4697 registers for varargs.
4698 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
4699 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
4700 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
4701 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
4702 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
4703 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
4704 call_cookie accordingly.
4705 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
4706 (SHCOMPACT_BYREF): Likewise.
4707 (SHCOMPACT_FORCE_ON_STACK): New macro.
4708 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
4709 (sh_builtin_saveregs): Likewise.
4710 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4711 shcompact_incoming_args): Use new shift values. Support
4712 sequences of consecutive and non-consecutive pushes/pops.
4713 * config/sh/sh.md (return): Don't explicitly use PR_REG.
4714 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
4715 * config/sh/sh.h (TEXT_SECTION): Define.
4716 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
4717 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4718 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
4719 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
4720 return values on FPU-enabled SHmedia.
4721 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
4722 FPU-enabled SHmedia.
4723 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
4724 value is returned in a non-FP reg and is not returned by
4726 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
4728 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
4729 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
4730 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
4731 quad-aligned to be passed by callee-copy reference.
4732 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
4733 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
4734 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
4735 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
4736 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
4737 copying low-numbered FP regs to r7 and r8.
4738 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
4739 FP regs to general-purpose regs only if the copy was passed on the
4741 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
4742 copying FP reg to r9.
4743 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
4744 copy FP regs to general-purpose regs only in outgoing calls.
4745 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
4746 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
4748 * config/sh/sh.h (struct sh_args): Document all fields.
4749 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
4750 passed partially on the stack should not consider making
4752 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
4753 stack_regs only for incoming calls. When passing FP args,
4754 make sure there are FP regs available before modifying
4756 (SHCOMPACT_BYREF): Pass double args in general-purpose
4757 registers by reference.
4758 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
4759 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
4760 attempt to generate sibcalls if the caller got any arguments
4762 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
4763 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
4764 to 8-byte boundaries.
4765 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
4766 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
4767 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
4768 stored in the stack.
4769 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
4770 for the offsets to have the ISA bit set.
4771 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
4772 invocation. Use beq instead of bgt to mark end of sequence of
4774 (shcompact_incoming_args): Fix store of r2. Use beq instead of
4775 bgt to mark end of sequence of stores.
4776 * config/sh/sh.c (arith_operand): Don't check whether
4777 CONST_OK_FOR_J for now.
4778 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
4779 instead of long for conversion.
4780 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
4781 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
4782 before passing it to fprintf.
4783 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
4784 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
4785 Call set_fpscr before reading/writing SR.
4786 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
4788 * config/sh/lib1funcs.asm: Add `.align 2' directives before
4790 (FMOVD_WORKS): Define on SH5 with FPU.
4791 (set_fpscr): Define on SH5. Remove separate _fpscr_values
4793 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
4795 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
4796 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
4798 (ia_main_table): Ditto.
4799 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
4800 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4801 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
4802 the definitions from sh.h.
4803 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
4805 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
4806 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
4807 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4808 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
4809 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
4810 Increment LABEL_NUSES.
4812 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
4814 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
4816 * config/sh/elf.h (SIZE_TYPE): Likewise.
4817 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4818 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4819 shcompact_incoming_args): Load switch table addresses using
4821 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4822 (NO_BUILTIN_SIZE_TYPE): Define.
4823 (SIZE_TYPE): Don't define.
4824 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4825 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
4826 definition of __SH5__=32 for -m5-compact-nofpu.
4827 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
4829 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
4830 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
4831 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
4832 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
4833 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
4834 (INSN_LENGTH_ALIGNMENT): Likewise.
4835 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4836 * config/sh/sh.md (call, call_value, sibcall): Simplify
4837 copying of non-branch-target register.
4838 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4839 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
4840 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
4841 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4842 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
4843 floating-point values as structs.
4844 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
4845 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
4846 general-purpose register.
4847 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
4848 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4849 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
4850 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
4851 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
4852 (ENCODE_SECTION_INFO): Enclose variables and constants in
4854 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
4855 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
4856 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
4857 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
4858 only for LABEL_REFs. For SYMBOL_REFs, prepend
4859 SH_DATALABEL_ENCODING to the symbol name.
4860 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
4862 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4863 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
4865 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
4866 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
4867 (DATALABEL_REF_P): Don't require CONST.
4868 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
4870 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
4871 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
4873 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4874 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
4875 Use shallow_copy_rtx and PUT_MODE to change the mode of
4876 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
4877 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
4878 on SHmedia using GENERAL_REGs.
4879 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4880 bltu_media_i): Fix reversion of conditions.
4881 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4882 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
4883 * config/sh/sh.c (output_far_jump): Save r13 in macl.
4884 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
4885 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
4886 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
4887 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
4888 (GCC_nested_trampoline): Likewise.
4889 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
4890 * config/sh/sh.c (gen_datalabel_ref): Define.
4891 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
4892 (INITIALIZE_TRAMPOLINE): Likewise.
4893 (TRAMPOLINE_ADJUST_ADDRESS): Define.
4894 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
4895 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
4896 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
4897 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
4898 (ic_invalidate): Adjust for SH5.
4899 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
4900 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
4902 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
4903 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
4904 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
4905 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4906 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
4907 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
4908 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4909 * config/sh/sh.c (target_reg_operand): Match only target-branch
4910 registers and pseudos that aren't virtual registers.
4911 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4912 Copy operands that don't match target_reg_operand to pseudos.
4913 (call_media, call_value_media, sibcall_media): Use
4914 target_reg_operand instead of target_operand.
4915 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
4916 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
4917 * config/sh/sh.c (target_reg_operand): Match hardware registers
4918 other than branch-target registers.
4919 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
4920 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
4921 (fpscr_values) [SH5 == 32]: Define.
4922 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
4923 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4924 Handle function addresses coming in SUBREGs.
4925 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
4926 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4927 shcompact_return_trampoline): Use datalabel where appropriate.
4928 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
4929 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
4930 general-purpose register to copy one branch-target register to
4932 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4933 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
4934 SYMBOL_REFs with VOIDmode.
4935 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4936 bltu_media_i): New insns.
4937 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4938 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
4939 (INIT_CUMULATIVE_ARGS): Likewise.
4940 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4941 * machmode.def (V16SFmode): New mode.
4942 * c-common.c (type_for_mode): Support V2SF and V16SF.
4943 * tree.c (build_common_tree_nodes_2): Likewise.
4944 * tree.h (tree_index): Likewise.
4945 * calls.c (emit_call_1): Take args_so_far. Adjust all
4946 callers. Introduce CALL_POPS_ARGS.
4947 * tm.texi (CALL_POPS_ARGS): Document.
4948 * config/sh/crt1.asm: Implement in SHmedia mode.
4949 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4950 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4951 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4952 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4953 Implement divsi and udivsi in SHmedia mode. Introduce
4954 SHcompact trampolines.
4955 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4957 (regno_reg_class): Rewrite.
4958 (fp_reg_names): Remove.
4959 (sh_register_names, sh_additional_register_names): New.
4960 (print_operand): Added `u'. Support SUBREGs in addresses.
4961 Add parentheses around shifted CONSTs.
4962 (output_file_start): Output .mode and .abi directives.
4963 (shiftcosts, addsubcosts, multcosts): Adjust.
4964 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4965 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4966 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4967 bytes, not registers. Take into account the need for the
4968 SHcompact incoming args trampoline. Adjust all callers.
4969 (sh_expand_prologue): Take stack_regs into account. Call
4970 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4971 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4972 stack aligned as per SH5 ABI.
4973 (sh_builtin_saveregs): Support SH5 ABI.
4974 (sh_build_va_list, sh_va_start): Likewise.
4975 (initial_elimination_offset): Take alignment into account.
4976 Compute location of PR according to the SH5 stack frame.
4977 (arith_reg_operand): Reject branch-target registers.
4978 (shmedia_6bit_operand): New.
4979 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4980 (target_reg_operand): Match DImode only. Accept SUBREGs.
4981 (target_operand): New.
4982 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4983 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4984 SIBCALL_REGS for SHmedia.
4985 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4986 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4987 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4988 (TARGET_SWITCHES): New SH5 flags.
4989 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4990 VALID_REGISTER_P to disable unsupported registers.
4991 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4992 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4993 (FUNCTION_ARG_PADDING): Define.
4994 (FASTEST_ALIGNMENT): Adjust.
4995 (SH_REGISTER_NAMES_INITIALIZER): New.
4996 (sh_register_names): Declare.
4997 (DEBUG_REGISTER_NAMES): Define.
4998 (REGISTER_NAMES): Define based on sh_register_names.
4999 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
5000 (sh_additional_register_names): Declare.
5001 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
5002 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
5003 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
5004 (REGISTER_NATURAL_MODE): Define.
5005 (FIRST_PSEUDO_REGISTER): Adjust.
5006 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
5007 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
5008 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
5009 (VECTOR_MODE_SUPPORTED_P): Define.
5010 (REG_CLASS_CONTENTS): Adjust.
5011 (SMALL_REGISTER_CLASSES): Adjust.
5012 (REG_ALLOC_ORDER): Adjust.
5013 (INDEX_REG_CLASS): Adjust.
5014 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
5015 (CONST_OK_FOR_LETTER_P): Adjust.
5016 (PREFERRED_RELOAD_CLASS): Adjust.
5017 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
5018 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
5019 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
5020 (FIRST_FP_PARM_REG): Adjust.
5021 (CALL_POPS_ARGS): Define.
5022 (FUNCTION_ARG_REGNO_P): Adjust.
5023 (struct sh_args): New fields.
5024 (GET_SH_ARG_CLASS): Adjust.
5025 (INIT_CUMULATIVE_ARGS): Adjust.
5026 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
5027 (FUNCTION_ARG_ADVANCE): Adjust.
5028 (FUNCTION_ARG): Adjust.
5029 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
5030 (FUNCTION_ARG_CALLEE_COPIES): Define.
5031 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
5032 (STRICT_ARGUMENT_NAMING): Define.
5033 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
5034 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
5035 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
5036 (SETUP_INCOMING_VARARGS): Adjust.
5037 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
5038 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
5039 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
5040 (SUBREG_OK_FOR_INDEX_P): Adjust.
5041 (EXTRA_CONSTRAINT_S): Update.
5042 (EXTRA_CONSTRAINT_T): New.
5043 (EXTRA_CONSTRAINT): Adjust.
5044 (GO_IF_LEGITIMATE_INDEX): Adjust.
5045 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
5046 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
5048 (MAX_MOVE_MAX): Define.
5050 (CONST_COSTS): Adjust.
5051 (REGISTER_MOVE_COST): Adjust.
5052 (BRANCH_COST): Adjust.
5053 (TEXT_SECTION_ASM_OP): Adjust.
5054 (DBX_REGISTER_NUMBER): Adjust.
5055 (ASM_OUTPUT_DOUBLE_INT): New.
5056 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5057 (PREDICATE_CODES): Adjust.
5058 (PROMOTE_MODE): Adjust.
5059 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
5060 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
5061 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
5062 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
5063 (DR0_REG, DR2_REG, DR4_REG): Renumber.
5064 (TR0_REG, TR1_REG, TR2_REG): New.
5065 (XD0_REG): Renumber.
5066 (UNSPEC_COMPACT_ARGS): New.
5067 (type): Added pt and ptabs.
5068 (length): Default to 4 on SHmedia. Default pt length to 12
5069 and 20 on SHmedia32 and SHmedia64, respectively.
5070 (pt): New function unit.
5071 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
5072 Add whitespace between operands of SHmedia instructions.
5074 (adddi3_media, addsi3_media): Adjust constraints.
5075 (subsi3) [SHmedia]: Force operand 1 into a register.
5076 (udivsi3_i1_media, udivsi3_i4_media): New.
5077 (udivsi3): Support SHmedia.
5078 (divsi3_i1_media, divsi3_i4_media): New.
5079 (divsi3): Support SHmedia.
5080 (anddi3, iordi3, xordi3): Adjust constraints.
5081 (zero_extendhidi2, zero_extendqidi2): New.
5082 (extendsidi2, extendhidi2, extendqidi2): New.
5083 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
5084 (pop_e, pop_fpul, pop_4): Likewise.
5085 (movsi_media): Support FP and BT registers.
5086 (movsi_media_nofpu): New. Adjust splits to DImode.
5087 (lduw, ldub): Renamed to zero_extend* above.
5088 (movqi_media): Fix typo.
5089 (movdi_media): Support FP and BT registers.
5090 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
5091 (movdi_const_32bit): New.
5092 (shori_media): Require immediate operand. Use `u' for output.
5093 (movdf_media, movsf_media): Simplified.
5094 (movdf_media_nofpu, movsf_media_nofpu): New.
5095 (movdf, movsf): Adjust
5096 (movv2sf, movv2sf, movv16sf): New.
5097 (beq_media, beq_media_i): Adjust constraints. Don't use
5098 scratch BT register.
5099 (bne_media, bne_media_i): Likewise.
5100 (bgt_media, bgt_media_i): Likewise.
5101 (bge_media, bge_media_i): Likewise.
5102 (bgtu_media, bgtu_media_i): Likewise.
5103 (bgeu_media, bgeu_media_i): Likewise.
5104 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
5105 bunordered): Emit jump insn. Force operands to registers when
5107 (jump_media, jump): Simplify.
5108 (call_compact, call_compact_rettramp): New.
5109 (call_value_compact, call_value_compact_rettramp): New.
5110 (call_media, call_value_media): Simplify.
5111 (sibcall_compact, sibcall_media): New.
5112 (call, call_value): Adjust for SHmedia and SHcompact.
5113 (sibcall, sibcall_value, untyped_call): Likewise.
5114 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
5115 (indirect_jump): Adjust for SHmedia.
5116 (casesi_jump_media): New.
5117 (nop): Re-enable for SHmedia.
5118 (call_site): Restrict to SH1.
5119 (casesi): Adjust for SHmedia.
5120 (casesi_shift_media, casesi_load_media): New.
5121 (return): Explicitly use PR register. Call return trampoline
5123 (return_i): Explicitly use PR register.
5124 (shcompact_return_tramp, shcompact_return_tramp_i): New.
5125 (return_media): Adjust.
5126 (shcompact_incoming_args): New.
5128 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5129 (movstrsi): Disable on SH5.
5130 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
5131 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
5132 (subsf3, subsf3_media): Likewise.
5133 (mulsf3, mulsf3_media, mac_media): Likewise.
5134 (divsf3, divsf3_media): Likewise.
5135 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
5136 (floatsisf2, fux_truncsfsi2): Likewise.
5137 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
5139 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
5140 (cmpunsf_media, cmpsf): Likewise.
5141 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
5142 (abssf2, abssf2_media): Likewise.
5143 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
5144 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
5145 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
5146 (floatsidf2, fix_truncdfsi2): Likewise.
5147 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
5149 (cmpeqdf_media, cmpgtdf_media): Likewise.
5150 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
5151 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
5152 (absdf2, absdf2_media): Likewise.
5153 (extendsfdf2, extendsfdf2_media): Likewise.
5154 (truncsfdf2, truncsfdf2_media): Likewise.
5155 * config/sh/sh64.h: New file.
5156 * config/sh/t-sh64: New file.
5157 * config/sh/shmedia.h: New file.
5158 * config/sh/ushmedia.h: New file.
5159 * config/sh/sshmedia.h: New file.
5160 * configure.in: Added sh64-*-elf.
5161 * configure: Rebuilt.
5162 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
5163 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
5164 (reg_class_from_letter): Use `b' for TARGET_REGS.
5165 (print_operand): Support `%M', `%m', `AND' and
5166 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
5167 (andcosts): Adjust for SHmedia.
5168 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
5170 (target_reg_operand): New function.
5171 * config/sh/sh-protos.h (target_reg_operand): Declare.
5172 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
5173 FP registers on SH5.
5174 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
5176 (TARGET_REGISTER_P): New macro.
5177 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
5178 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
5179 (EXTRA_CONSTRAINT_S): New macro.
5180 (EXTRA_CONSTRAINT): Adjust.
5181 (FLOAT_TYPE_SIZE): Define to 32.
5182 (Pmode): DImode on SHmedia.
5183 (CONST_COSTS): Adjust for SHmedia literals.
5184 (PREDICATE_CODES): Added target_reg_operand.
5185 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
5186 * config/sh/sh.md: Remove all attrs from SHmedia insns.
5187 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
5188 (cmpdi): Accept SHmedia.
5189 (movdicc_false, movdicc_true): New insns.
5190 (movdicc): New expand.
5191 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
5193 (addsi3_media): Match `S' constraint.
5194 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
5195 (negdi2): Expand for SHmedia.
5196 (one_cmpldi2): New expand.
5197 (zero_extendsidi2): Change from expand to insn.
5198 (extendsidi2): Add constraints.
5199 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
5200 LD/ST address. Fix SI immediate loading split.
5201 (movhi_media, movqi_media, lduw, ldub): New insns.
5202 (movhi, movqi): Accept SHmedia.
5203 (shori_media, movdi_media): Relax input constraints. Split
5205 (movdf_media, movsf_media): New insn. New split to movdi.
5206 (movdf, movsf): Match on SHmedia.
5207 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
5208 bgeu_media): New insns and splits. New insns with `_i' suffix.
5209 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
5210 (bunordered): New expand.
5211 (jump_compact): Renamed from `jump'.
5212 (jump_media): New insn.
5214 (call_media, call_value_media): New insns.
5215 (call, call_value): Adjust.
5216 (indirect_jump_compact): Renamed from `indirect_jump'.
5217 (indirect_jump_media): New insn.
5218 (indirect_jump): New expand.
5219 (untyped_call, return): Accept SHmedia.
5220 (return_media): New insn.
5221 (prologue, epilogue, blockage): Accept SHmedia.
5222 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5223 (sunordered): New expand.
5224 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
5225 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
5226 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
5227 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
5228 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
5229 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
5230 abssf2_media): New insns.
5231 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
5232 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
5233 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
5234 floatdidf2, floatsidf2_media, fix_truncdfdi2,
5235 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
5236 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
5237 absdf2_media): New insns.
5238 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
5239 (extendsfdf2_media, truncdfsf2_media): New insns.
5240 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
5241 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
5242 * config/sh/sh.h (CONST_OK_FOR_J): Document.
5243 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
5244 * config/sh/sh.md (adddi3): New expand.
5245 (adddi3_media, adddi3z_media): New insns.
5246 (adddi3_compact): Renamed from adddi3.
5247 (addsi3_media): Use add.l r63 to add constant zero.
5248 (subdi3): New expand.
5249 (subdi3_media): New insn.
5250 (subdi3_compact): Renamed from subdi3.
5251 (mulsidi3): New expand.
5252 (mulsidi3_media): New insn.
5253 (mulsidi3_compact): Renamed from mulsidi3.
5254 (umulsidi3): New expand.
5255 (umulsidi3_media): New insn.
5256 (umulsidi3_compact): Renamed from umulsidi3.
5257 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
5258 (ashlsi3, ashrsi3, lshrsi3): Use them.
5259 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
5260 (ashldi3, ashrdi3, lshrdi3): Use them.
5261 (zero_extendsidi2): New expand.
5262 (extendsidi2): New insn.
5263 (movsi_media): New insn. Split to movdi to load constants.
5264 (movsi): Enable for shmedia.
5265 (movdi_media): New insn. Use shori_media to load wide constants.
5266 (short_media): New insn.
5267 (movdi): Enable for shmedia.
5268 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
5269 * config/sh/sh.h (CPP_SPEC): Added `m5'.
5270 (SUBTARGET_CPP_SPEC): Added `!m5'.
5271 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
5272 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
5273 to all other SH variants.
5274 (TARGET_DEFAULT): Set to SH1_BIT.
5275 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
5276 (BITS_PER_WORD): Raise to 64 on shmedia.
5277 (MAX_BITS_PER_WORD): Change to 64.
5278 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
5279 (INT_TYPE_SIZE): Keep as 32.
5280 (UNITS_PER_WORD): Raise to 8 on shmedia.
5281 (MIN_UNITS_PER_WORD): Keep as 4.
5282 (POINTER_SIZE): Raise to 64 on shmedia.
5283 (CONST_OK_FOR_J): New macro.
5284 (CONST_OK_FOR_LETTER_P): Use it.
5285 (processor_type): Add PROCESSOR_SH5.
5286 * config/sh/sh.md: Conditionalize all expands, insns and
5287 splits to TARGET_SH1.
5289 (addsi3_compact): Renamed from...
5290 (addsi3): Now an expand.
5291 (addsi3_media, subsi3_media): New insns.
5292 (subsi3): Don't negate constants with SHmedia.
5294 * hooks.c: New file.
5295 * hooks.h: New file.
5296 * Makefile.in (HOOKS_H): New.
5297 (TARGET_DEF_H): Added $(HOOKS_H).
5298 (OBJS): Added hooks.o.
5299 (cfgcleanup.o, bb-reorder.o): Added target.h.
5300 (hooks.o): Added dependencies.
5301 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
5302 (TARGET_INITIALIZER): this.
5303 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
5304 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
5305 * bb-reorder.c: Include target.h.
5306 (reorder_basic_blocks): Skip if cannot modify jumps.
5307 * cfgcleanup.c: Include target.h.
5308 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
5310 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5312 * config/mips/mips.md (casesi_internal, casesi_internal_di):
5313 Protect jump delay slot instructions with .set noreorder and
5316 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5318 * config/mips/mips.md (casesi_internal_di): Calculate
5319 the index into the target offset table correctly.
5321 2002-02-08 Richard Henderson <rth@redhat.com>
5323 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
5324 * final.c (output_addr_const): Accept and discard SUBREG.
5325 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
5326 mark them unknown instead.
5327 (simplify_subtraction): Handle RTX_UNKNOWN.
5328 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
5330 2002-02-08 David Edelsohn <edelsohn@gnu.org>
5332 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
5334 2002-02-08 Richard Henderson <rth@redhat.com>
5336 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
5338 2002-02-08 Andreas Jaeger <aj@suse.de>
5340 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
5341 * config/i386/t-linux64: New file.
5343 2002-02-08 Jakub Jelinek <jakub@redhat.com>
5345 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
5346 * c-parse.in (compstmt): Clear last_expr_type.
5348 2002-02-07 Richard Henderson <rth@redhat.com>
5350 * loop.c (strength_reduce): Sink final_value when not
5353 2002-02-07 David O'Brien <obrien@FreeBSD.org>
5355 * config/sparc/freebsd.h: Fix mismatched spec {.
5357 2002-02-07 Richard Henderson <rth@redhat.com>
5359 * cfgrtl.c: Include recog.h and insn-config.h.
5360 (keep_with_call_p): Fix general_operand invocation.
5361 * Makefile.in (cfgrtl.o): Update dependencies.
5363 2002-02-07 Kazu Hirata <kazu@hxi.com>
5365 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
5366 comment. Accept HImode only if TARGET_H8300.
5368 2002-02-07 Eric Christopher <echristo@redhat.com>
5370 * config/mips/crtn.asm: Cleanup #ifdefs.
5372 2002-02-07 Eric Christopher <echristo@redhat.com>
5374 * config/mips/crti.asm: Add changes for mips16. mips16 uses
5375 register 7 as RA instead of $31.
5376 * config/mips/crtn.asm: Ditto.
5377 * config/mips/mips.c (mips_move_2words): Add case for
5378 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
5379 (compute_frame_size): Fix typo.
5380 (save_restore_insns): Ditto. Make documentation about using
5381 register $7 as return register more precise.
5382 (mips_expand_epilogue): Fix comment. Add code to work around not
5383 being able to add to the stack pointer directly.
5384 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
5385 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
5388 2002-02-07 Tom Rix <trix@redhat.com>
5390 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
5391 immediates in ldu and stdu DS opcode field.
5392 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
5393 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
5394 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
5396 2002-02-07 Jeff Sturm <jsturm@one-point.com>
5398 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
5399 offset for stack bias.
5401 2002-02-07 H.J. Lu <hjl@gnu.org>
5403 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
5405 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
5407 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
5409 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
5411 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
5412 * i386.c (x86_order_regs_for_local_alloc): New global function.
5413 * i386.h (REG_ALLOC_ORDER): CLeanup.
5414 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
5416 2002-02-07 Richard Henderson <rth@redhat.com>
5418 PR optimization/2463
5419 * alias.c (find_base_value): Recall base values for fixed hard regs.
5420 * loop.c (loop_regs_update): Don't use single_set on non-insns.
5422 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
5424 * config/mips/mips.md (define_delay) [mips16]: Adjust required
5427 2002-02-06 Richard Henderson <rth@redhat.com>
5430 * stmt.c (resolve_operand_name_1): Take more care with mixed
5431 named and unnamed operands.
5433 2002-02-06 Janis Johnson <janis187@us.ibm.com>
5434 Jan Hubicka <jh@suse.cz>
5436 * loop.c (remove_constant_addition): Avoid clobbering a shared
5439 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5441 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
5442 * config/s390/t-linux64: New file.
5443 * config/s390/libgcc-glibc.ver: New file.
5445 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5447 * config/s390/linux64.h: Delete file.
5448 * config/s390/s390x.h: New file.
5449 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
5450 as target header file.
5451 * config/s390/linux.h (TARGET_VERSION): Define depending on
5452 DEFAULT_TARGET_64BIT.
5453 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
5454 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5455 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
5456 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
5457 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
5458 (EXTRA_SPEC): New define.
5459 * config/s390/s390.h (TARGET_VERSION): Define depending on
5460 DEFAULT_TARGET_64BIT.
5461 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
5463 2002-02-06 Jason Merrill <jason@redhat.com>
5465 * c-decl.c (finish_function): Warn about a non-void function with
5466 no return statement and no abnormal exit.
5467 (current_function_returns_abnormally): New variable.
5468 (start_function): Clear it.
5469 (struct c_language_function): Add returns_abnormally.
5470 (push_c_function_context): Save it.
5471 (pop_c_function_context): Restore it.
5472 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
5473 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
5474 an explicit return type.
5475 * c-tree.h: Declare current_function_returns_abnormally.
5476 (C_FUNCTION_IMPLICIT_INT): New macro.
5477 * c-typeck.c (build_function_call): Set it.
5478 (c_expand_return): Set current_function_returns_value even if the
5481 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5484 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
5485 unsafe for reevaluation.
5487 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5490 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
5491 EXPR_STMT, but COMPOUND_STMT, recurse into it.
5493 2002-02-06 Richard Henderson <rth@redhat.com>
5495 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
5496 be a general_operand. Dest for function value must be a pseudo.
5498 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
5500 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
5501 as SYMBOL_REFs from the constant pool.
5503 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
5505 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
5506 passed by invisible reference.
5508 2002-02-05 Richard Henderson <rth@redhat.com>
5510 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
5512 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
5514 Implement using "base addresses" in insn operands as default.
5515 * config/mmix/mmix.c (mmix_conditional_register_usage): if
5516 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
5517 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
5518 used to read the rtx value.
5519 (mmix_target_asm_function_epilogue): Fix spacing.
5520 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
5521 (mmix_legitimate_address): Ditto.
5522 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
5523 should be loaded with a GETA insn. Don't allocate needless extra
5524 char for nul termination and fix misleading comment.
5525 (mmix_print_operand_address): Handle constants if
5526 TARGET_BASE_ADDRESSES.
5527 (mmix_output_register_setting): Use base addressing if
5528 TARGET_BASE_ADDRESSES and the number of insns is 3.
5529 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
5530 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
5531 to use R as constraint, add LDA to match s.
5532 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
5533 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
5534 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
5535 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
5536 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
5537 order with other fixed registers.
5538 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
5539 other parameter/call-clobbered registers.
5540 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
5541 -mbase-addresses, -mno-base-addresses.
5542 (MMIX Options): Ditto.
5544 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5546 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
5548 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
5550 * config/rs6000/altivec.h: Change elem to _S_elem.
5552 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5554 * config/netbsd.h (WCHAR_TYPE): Define.
5555 (WCHAR_TYPE_SIZE): Ditto.
5557 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
5558 (WCHAR_UNSIGNED): Ditto.
5559 (WCHAR_TYPE_SIZE): Ditto.
5561 * config/arm/netbsd.h: Likewise.
5562 * config/i386/netbsd-elf.h: Likewise.
5563 * config/i386/netbsd.h: Likewise.
5564 * config/m68k/netbsd-elf.h: Likewise.
5565 * config/m68k/netbsd.h: Likewise.
5566 * config/ns32k/netbsd.h: Likewise.
5567 * config/sparc/netbsd.h: Likewise.
5568 * config/vax/netbsd.: Likewise.
5570 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5572 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
5573 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
5574 (TARGET_INITIALIZER): this.
5575 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
5576 (BITFIELD_NBYTES_LIMITED): Markup fix.
5577 * tree.h (default_ms_bitfield_layout_p): Declare.
5578 (record_layout_info): Added prev_field.
5579 * tree.c (default_ms_bitfield_layout_p): New fn.
5580 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
5581 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
5582 * stor-layout.c: Include target.h.
5583 (start_record_layout): Initialize prev_field.
5584 (place_field): Handle MS bit-field layout, and disregard
5585 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
5586 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
5587 * Makefile.in (stor-layout.o): Adjust dependencies.
5589 2002-02-05 Jason Merrill <jason@redhat.com>
5591 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
5593 2002-02-05 Andreas Jaeger <aj@suse.de>
5595 * crtstuff.c: Fix comments.
5597 2002-02-05 Richard Henderson <rth@redhat.com>
5600 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
5601 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
5604 * config/mips/mips.c (function_arg): Handle TImode.
5605 (function_arg_advance): Likewise.
5607 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5609 * config/rs6000/altivec.h (vec_step_help): Rename to
5612 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5614 * config/rs6000/altivec.h: Fix typos.
5616 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5618 * config/arm/netbsd.h: Correct a comment.
5620 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5622 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
5623 building void typed builtins.
5625 * config/rs6000/altivec.h (vec_ld*): Fix typos.
5626 (vec_step): Implement for C++.
5628 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5630 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
5632 2002-02-04 Richard Henderson <rth@redhat.com>
5634 * combine.c (nonzero_bits): Re-introduce special case for
5635 sp/fp/ap wrt REGNO_POINTER_ALIGN.
5637 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5639 * doc/extend.texi: Warn about unsupported usage of altivec
5642 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
5643 (altivec_predicate_*): New.
5645 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
5646 Add C++ version of vec_*() functions.
5648 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
5649 (bdesc_2arg): Remove altivec predicates.
5650 (altivec_expand_builtin): Handle predicates.
5651 (altivec_init_builtins): Handle predicates.
5652 (altivec_expand_predicate_builtin): New.
5654 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5656 * pa.c (DO_FRAME_NOTES): Move forward.
5657 (store_reg): Revise handling of frame notes.
5658 (load_reg): Likewise.
5659 (set_reg_plus_d): Likewise.
5660 (hppa_expand_prologue): Likewise.
5661 (hppa_expand_epilogue): Likewise.
5663 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5665 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
5667 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5669 PR c/4475, c++/3780:
5670 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
5671 * c-common.h (SWITCH_TYPE): Define.
5672 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
5673 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
5674 Rename spareness variable to sparseness.
5675 (expand_end_case_type): Renamed from expand_end_case, use orig_type
5676 if non-NULL instead of TREE_TYPE (orig_index).
5677 * tree.h (expand_end_case_type): Renamed from expand_end_case.
5678 (expand_end_case): Define using expand_end_case_type.
5679 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
5680 to expand_end_case_type.
5681 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
5683 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5685 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
5686 (BIGGEST_ALIGNMENT): Change to 128.
5688 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5690 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
5692 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5694 * pa.md (call_internal_reg_64bit): Remove unused variable.
5696 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
5698 * config/arm/arm.h (machine_function): Add uses_anonymous_args
5700 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
5701 * config/arm/arm.c (current_function_anonymous_args): Delete,
5702 replace uses with cfun->machine->uses_anonymous_args.
5703 (arm_reorg): Do not reset uses_anonymous_args.
5705 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
5706 any geenral register.
5708 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
5710 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
5713 2002-02-04 Richard Henderson <rth@redhat.com>
5715 * combine.c (force_to_mode): Remove STACK_BIAS code.
5716 (nonzero_bits): Likewise. Replace sp/fp special case with
5717 REGNO_POINTER_ALIGN.
5719 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
5720 (HARD_FRAME_POINTER_REGNUM): New.
5721 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
5722 (FIXED_REGS, CALL_USED_REGS): Update.
5723 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
5724 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
5725 (HARD_REGNO_NREGS): Update for SFP.
5726 (STACK_POINTER_OFFSET): Include bias here ...
5727 (FIRST_PARM_OFFSET): ... not here.
5728 (STACK_BIAS): Remove.
5729 (INIT_EXPANDERS): New.
5730 (STARTING_FRAME_OFFSET): Do not include bias.
5731 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5732 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
5733 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
5734 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
5735 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
5736 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
5737 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
5738 (MUST_SAVE_REGISTER): Likewise.
5739 (sparc_flat_function_prologue): Likewise.
5740 (sparc_flat_function_epilogue): Likewise.
5741 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
5742 (sparc_init_modes): SFP is GENERAL_REGS.
5743 (sparc_builtin_saveregs): SFP does not have bias applied.
5745 2002-02-04 Richard Henderson <rth@redhat.com>
5747 * config/alpha/alpha.c (current_function_is_thunk): Don't check
5748 current_function_is_thunk.
5749 (alpha_sa_mask): Distinguish between current_function_is_thunk
5750 called from ASM_OUTPUT_MI_THUNK and not.
5751 (alpha_does_function_need_gp): Thunks always need gp.
5752 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
5753 (alpha_output_mi_thunk_osf): New.
5754 * config/alpha/alpha-protos.h: Update.
5755 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
5757 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
5759 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
5760 function types, not when they're taken away.
5762 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
5764 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
5765 CODE_LABEL and jump table when replacing a table jump with a
5768 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5770 * config/s390/s390-protos.h (legitimize_la_operand,
5771 s390_secondary_input_reload_class, s390_plus_operand,
5772 s390_expand_plus_operand): Add prototypes.
5774 config/s390/s390.c (s390_secondary_input_reload_class,
5775 s390_plus_operand, s390_expand_plus_operand): New functions.
5777 (struct s390_address): New member 'pointer'.
5778 (s390_decompose_address): Compute it.
5779 (legitimate_la_operand_p): Use it.
5780 (legitimize_la_operand): New function.
5781 (movti, movdi, movdf splitters): Call it.
5783 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
5784 (PREDICATE_CODES): Add s390_plus_operand.
5786 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
5787 (la_ccclobber): Allow GENERAL_REGS as output operand.
5789 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
5790 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
5791 (*la_64, *la_31, reload_indi, reload_insi): ... these.
5793 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5795 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
5796 register names for regular asm () construct.
5798 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5800 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
5803 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5805 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
5808 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
5810 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
5811 constant pool to be identical by string address and index.
5813 2002-02-04 Anthony Green <green@redhat.com>
5815 * output.h (SECTION_OVERRIDE): Define.
5816 * varasm.c (named_section): Obey SECTION_OVERRIDE.
5818 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5820 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
5821 by existing arm*-*-netbsd* (a.out) target.
5822 (ns32k-*-netbsdelf*): Likewise.
5823 (sparc-*-netbsdelf*): Likewise.
5824 (vax-*-netbsdelf*): Likewise.
5826 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
5828 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
5829 headers and libobjc headers.
5831 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
5833 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
5834 (_mingw.h): Remove duplicate include.
5836 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5838 * config.gcc: Set cpu_type to m68k for 68010, as well.
5839 (m68010-*-netbsdelf*): New...
5840 (m68k*-*-netbsdelf*): ...targets.
5841 * config/m68k/netbsd-elf.h: New file.
5843 2002-02-02 Kazu Hirata <kazu@hxi.com>
5845 * config/h8300/h8300.c (hand_list): Move inside function_arg.
5847 2002-02-02 Kazu Hirata <kazu@hxi.com>
5849 * config/h8300/h8300.c (h8_push_ops): Move inside
5851 (h8_pop_ops): Likewise.
5852 (h8_move_ops): Likewise.
5854 2002-02-02 Kazu Hirata <kazu@hxi.com>
5856 * config/h8300/h8300.c (os_task): Make it static.
5857 (monitor): Likewise.
5858 (pragma_saveall): Likewise.
5860 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
5862 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
5863 constant is a valid sign-extension for Pmode.
5865 2002-02-02 Kazu Hirata <kazu@hxi.com>
5867 * config/h8300/h8300.c: Fix formatting.
5869 2002-02-02 Kazu Hirata <kazu@hxi.com>
5871 * config/h8300/h8300.md: Fix formatting.
5873 2002-02-02 Kazu Hirata <kazu@hxi.com>
5875 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
5876 predicates of operands[1]. Split the patterns for each
5879 2002-02-02 Kazu Hirata <kazu@hxi.com>
5881 * config/h8300/h8300.md (xor patterns): Tighten the predicates
5882 of operands[1] to register_operand.
5884 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5886 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
5887 * cpphash.c (_cpp_init_hashtable): Similarly.
5888 * cppinit.c (cpp_create_reader): Default the signed_char flag.
5889 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
5890 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
5891 (cpp_handle_option): Handle the new options.
5892 * cpplex.c (cpp_interpret_charconst): Use new flag.
5893 * cpplib.h (struct cpp_options): New member signed_char.
5894 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
5895 (cpp_options): Handle -fsigned-char and -funsigned-char.
5896 (static_specs): Remove signed_char_spec.
5897 (do_spec1): Don't handle %c.
5898 * system.h: Poison SIGNED_CHAR_SPEC.
5899 * tradcif.y (yylex): Use flag_signed_char.
5900 * tradcpp.h (flag_signed_char): New.
5901 * tradcpp.c (flag_signed_char): New.
5902 (main): Handle new command-line options.
5903 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
5905 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
5906 * avr/avr.h: Remove old comments.
5907 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
5908 (CC1_SPEC): Pass -fsigned-char if -mic*.
5909 (SIGNED_CHAR_SPEC): Remove.
5911 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
5913 2002-02-01 Eric Christopher <echristo@redhat.com>
5915 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
5916 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
5917 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
5918 (ASM_OUTPUT_REG_POP): Ditto.
5920 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5922 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
5925 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5927 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
5929 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5932 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
5935 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5937 * cfganal.c: Include tm_p.h.
5938 (keep_with_call_p): Fix the test that determines if a register holds
5939 the return value of a call.
5941 2002-02-01 DJ Delorie <dj@redhat.com>
5943 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5944 we are given conflicting registers, switch to the other one we
5945 had allocated for us.
5946 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5947 as TImode so we know when the "other" register is available.
5949 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5951 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5954 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5956 * cfganal.c (keep_with_call_p): New function.
5957 (flow_call_edges_add): Prevent splitting a block between a call and
5958 a single-set instruction that should be kept in the same block.
5960 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5962 * doc/install.texi (avr): Update outdated URL.
5964 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5966 * config/stormy16/stormy16.md (pushqi): New.
5970 (movhi): Remove stack operands.
5972 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5973 nonimmediate_nonstack_operand.
5974 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5976 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5979 2002-01-31 Jason Merrill <jason@redhat.com>
5981 * Makefile.in (c-parse.c): Handle .output file.
5982 * objc/Make-lang.in (objc-parse.c): Likewise.
5984 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5986 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5987 the -me[lb] option is given. Don't output the default flag
5990 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5992 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5993 the primary source file; this has not been done yet.
5994 * c-decl.c (c_expand_body): Reset input_filename from
5995 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5997 2002-01-31 Kazu Hirata <kazu@hxi.com>
5999 * rtlanal.c (subreg_regno_offset): Do not use
6000 SUBREG_REGNO_OFFSET.
6001 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
6002 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
6004 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
6006 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
6007 version rather than GNATS version in --version output.
6009 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
6011 * ifcvt.c (noce_process_if_block): Make a copy of the destination
6012 when copying back from a temporary.
6014 2002-01-30 Richard Henderson <rth@redhat.com>
6016 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
6017 and new_dest are the same.
6019 2002-01-30 Richard Henderson <rth@redhat.com>
6022 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
6023 * rtl.c (note_insn_name): Update.
6024 * emit-rtl.c (remove_unnecessary_notes): Kill it.
6025 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
6026 to perform loop rotation.
6027 (expand_exit_loop_top_cond): New.
6028 * tree.h (expand_exit_loop_top_cond): Declare it.
6029 * c-semantics.c (genrtl_while_stmt): Use it.
6030 (genrtl_for_stmt): Likewise.
6032 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
6034 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
6035 arguments to 64-bit boundaries on 64-bit ABIs.
6037 2002-01-30 Steve Ellcey <sje@cup.hp.com>
6039 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
6041 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
6043 * c-decl.c (grokdeclarator): Handle type being a typedef for an
6046 2002-01-30 David O'Brien <obrien@FreeBSD.org>
6048 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
6049 * config/sparc/sparc_bi.h: Remove file.
6050 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
6052 2002-01-30 Richard Henderson <rth@redhat.com>
6054 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
6056 2002-01-30 Zack Weinberg <zack@codesourcery.com>
6058 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
6060 2002-01-30 Jason Merrill <jason@redhat.com>
6062 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
6063 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
6064 (reg_save): Use DW_CFA_offset_extended_sf instead.
6066 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
6068 2002-01-29 Jakub Jelinek <jakub@redhat.com>
6070 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
6073 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
6075 * rs6000.md ("*call_value_local32"): Remove constraints.
6076 ("*call_value_local64"): Same.
6077 ("*call_value_indirect_nonlocal_aix32"): Same.
6078 ("*call_value_nonlocal_aix32"): Same.
6079 ("*call_value_indirect_nonlocal_aix64"): Same.
6080 ("*call_value_nonlocal_aix64"): Same.
6081 ("*call_value_nonlocal_sysv"): Same.
6083 2002-01-29 Richard Henderson <rth@redhat.com>
6085 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
6087 2002-01-29 Richard Henderson <rth@redhat.com>
6089 * expr.c (force_operand): Ignore flag_pic for detecting pic
6091 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
6092 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
6093 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
6094 instead of open-coded loop.
6095 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
6096 be fixed when in use.
6098 2002-01-29 Richard Henderson <rth@redhat.com>
6100 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
6101 * sched-rgn.c (propagate_deps): Update them.
6102 * sched-deps.c (sched_analyze_insn): Update them. Flush the
6103 clobbers list when either gets too long.
6105 2002-01-29 Jakub Jelinek <jakub@redhat.com>
6107 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
6108 and INDEX_REGS the same as GENERAL_REGS.
6109 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6111 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
6113 * tree.c (build_nonstandard_integer_type): Correct prototype.
6115 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
6117 * config/s390/s390.md (movstrsico, movstrdix_64,
6118 movstrsix_31): Remove, replace by ...
6119 (movstrdi_short, movstrsi_short, movstrdi_long,
6120 movstrsi_long): ... these. New.
6121 (movstrdi, movstrsi): Adapt.
6123 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
6124 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
6125 Remove unnecessary CC clobber.
6126 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
6127 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
6129 (divmoddi4): Don't partially initialize TImode register.
6131 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
6133 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
6135 2002-01-29 Richard Henderson <rth@redhat.com>
6137 * flow.c (print_rtl_and_abort): Remove.
6138 (print_rtl_and_abort_fcn): Remove.
6139 (verify_local_live_at_start): Use dump_bb instead.
6140 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
6141 (verify_wide_reg_1): Return 2 on mode test failure.
6143 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
6145 PR c/3325, c/3326, c/2511, c/3347
6146 * c-decl.c (enum_decl_context): Remove BITFIELD.
6147 (grokdeclarator): Take bitfield width as an input.
6148 Ensure bitfields are given the correct type. Perform
6149 bitfield width validation with build_bitfield_integer_type
6150 rather than waiting for finish_struct.
6151 (grok_typename, grok_typename_in_parm_context, start_decl,
6152 push_parmdecl, grokfield, start_function): Update calls to
6154 (build_bitfield_integer_type): New function.
6155 (finish_struct): Move bitfield validation to grokdeclarator
6156 and build_bitfield_integer_type.
6157 * tree.c (build_nonstandard_integer_type): New function.
6158 * tree.h (build_nonstandard_integer_type): New prototype.
6160 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
6162 2002-01-29 Jakub Jelinek <jakub@redhat.com>
6165 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
6166 don't ignore unrecognized -W* options.
6167 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
6168 * cpplib.h (cpp_handle_option): Adjust prototype.
6169 * c-decl.c (c_decode_options): Pass 0 as last argument to
6173 * gcc.c (cpp_unique_options): Split from cpp_options.
6174 (cpp_options): Source cpp_unique_options.
6175 (default_compilers): Use cpp_unique_options instead of cpp_options
6176 when used together with cc1_options.
6177 (static_specs): Add cpp_unique_options.
6178 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
6179 when used together with cc1_options.
6181 2002-01-29 Kazu Hirata <kazu@hxi.com>
6183 * config/h8300/h8300-protos.h: Update the prototype of
6185 * config/h8300/h8300.c (output_a_shift): Remove an unused
6186 argument 'insn'. Remove redundant code.
6187 * config/h8300/h8300.md: Adust to the new prototype of
6190 2002-01-29 Kazu Hirata <kazu@hxi.com>
6192 * config/h8300/h8300-protos.h: Update the prototypes of
6193 emit_a_rotate and expand_a_rotate.
6194 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
6195 first argument to 'enum rtx_code'.
6196 (expand_a_rotate): Likewise.
6198 2002-01-28 Kazu Hirata <kazu@hxi.com>
6200 * config/h8300/h8300-protos.h: Update the prototype of
6202 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
6204 * config/h8300/h8300.md: Adjust to the new prototype.
6206 2002-01-28 Kazu Hirata <kazu@hxi.com>
6208 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
6211 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6213 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
6214 is a fixed register before returning pic_offset_table_rtx.
6215 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
6216 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
6218 2002-01-28 Jason Merrill <jason@redhat.com>
6220 * dwarf2.h: Sync with src version.
6222 2002-01-28 Paul Koning <pkoning@equallogic.com>
6224 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
6226 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
6227 * doc/extend.texi (__builtin_prefetch): Update documentation:
6228 first argument is now const void ptr.
6230 2002-01-28 Kazu Hirata <kazu@hxi.com>
6232 * config/h8300/h8300-protos.h: Remove an unused prototype.
6234 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
6236 * toplev.c (lang_independent_init): Round up identifier size.
6238 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6240 * config.gcc: Revert previous change.
6242 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
6244 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
6246 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6248 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
6249 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
6250 other non-elf netbsd config frags.
6251 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
6252 collect2 will does that.
6253 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
6254 shared-lib frobbing will work.
6256 2002-01-28 Kazu Hirata <kazu@hxi.com>
6258 * config/h8300/h8300.h: Fix formatting.
6259 * config/h8300/h8300.md: Likewise.
6261 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
6263 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
6264 the old, removed AAA_standards fix.
6265 * fixinc/fixincl.x: Rebuilt.
6267 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
6269 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
6270 atexit call in crtbegin, hooked in after call to frame_dummy;
6271 register EH before registering __fini__start.
6273 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
6275 * config/rs6000/altivec.h: Remove spurious semicolons.
6277 2002-01-27 Kazu Hirata <kazu@hxi.com>
6279 * config/h8300/h8300.md: Replace dead bit extraction patterns
6280 with ones that work.
6282 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6284 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
6285 if not STRICT_ALIGNMENT.
6286 * rtl.h (MEM_ALIGN): Likewise.
6288 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
6290 * doc/invoke.texi (-fdump-translation-unit): Revert this
6291 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
6293 2002-01-27 Kazu Hirata <kazu@hxi.com>
6295 * config/h8300/h8300.md (define_constants): New.
6296 (anonymous patterns) Use defined constants appropriately.
6298 2002-01-27 Kazu Hirata <kazu@hxi.com>
6300 * config/h8300/h8300.c (function_arg): Remove redundant code.
6302 2002-01-26 Richard Henderson <rth@redhat.com>
6304 * sched-deps.c (reg_pending_uses_head): New.
6305 (reg_pending_barrier): Rename from reg_pending_sets_all.
6306 (find_insn_list): Don't mark inline.
6307 (find_insn_mem_list): Remove.
6308 (add_dependence_list, add_dependence_list_and_free): New.
6309 (flush_pending_lists): Replace only_write param with separate
6310 for_read and for_write parameters. Update all callers. Use
6311 add_dependence_list_and_free.
6312 (sched_analyze_1): Do not add reg dependencies here; just set
6313 the pending bits. Use add_dependence_list.
6314 (sched_analyze_2): Likewise.
6315 (sched_analyze_insn): Replace schedule_barrier_found with
6316 reg_pending_barrier. Add all dependencies for pending reg
6317 uses, sets, and clobbers.
6318 (sched_analyze): Don't add reg dependencies for calls, just
6319 set pending bits. Use regs_invalidated_by_call. Treat
6320 sched_before_next_call as a normal list, not a fake insn.
6321 (init_deps): No funny init for sched_before_next_call.
6322 (free_deps): Free pending mems lists. Don't zero reg_last.
6323 (init_deps_global): Init reg_pending_uses.
6324 (finish_deps_global): Free it.
6325 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
6326 (find_insn_mem_list): Remove.
6327 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
6328 (propagate_deps): Use them. Zero temp mem lists.
6330 2002-01-26 Richard Henderson <rth@redhat.com>
6332 * Makefile.in (CRTSTUFF_CFLAGS): New.
6333 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
6334 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
6335 crtstuff.c instead of alpha assembly version.
6336 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
6337 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
6338 not FORCE_{INIT,FINI}_SECTION_ALIGN.
6339 (__do_global_dtors_aux): Mark used.
6340 (frame_dummy, __do_global_ctors_aux): Mark used.
6341 (fini_dummy, init_dummy): Remove.
6343 * config/alpha/crtbegin.asm: Remove file.
6344 * config/alpha/crtend.asm: Remove file.
6345 * config/alpha/t-crtbe: Remove file.
6346 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
6347 (LINK_EH_SPEC): New.
6349 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
6350 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
6351 calling constructors.
6352 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
6354 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
6355 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
6356 CRT_END_INIT_DUMMY hack.
6357 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
6358 FORCE_{INIT,FINI}_SECTION_ALIGN.
6360 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
6361 FORCE_{INIT,FINI}_SECTION_ALIGN.
6363 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
6364 invocation sequence.
6365 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
6367 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
6368 (FORCE_CODE_SECTION_ALIGN): New.
6370 2002-01-26 Richard Henderson <rth@redhat.com>
6372 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
6374 2002-01-26 Richard Henderson <rth@redhat.com>
6376 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
6377 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
6379 2002-01-26 Kazu Hirata <kazu@hxi.com>
6381 * config/h8300/h8300.md: Remove bit extraction patterns that
6382 cannot be triggered.
6383 Restrict each bit extraction pattern to a variant on which the
6386 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
6388 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
6390 2002-01-26 Kazu Hirata <kazu@hxi.com>
6392 * config/h8300/h8300.md: Remove bit test patterns that cannot
6394 Restrict each bit test pattern to a variant on which the
6397 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6399 * builtins.c (expand_builtin_strncat): Remove redundant check for
6402 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6404 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
6406 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
6409 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6411 * dbxout.c (dbxout_init): Use assemble_name rather than just
6412 stripping off the first character.
6413 (dbxout_source_file): Likewise.
6415 2002-01-25 DJ Delorie <dj@redhat.com>
6417 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
6418 using rtx_equal_p, not by comparing pointers.
6420 2002-01-25 Steve Ellcey <sje@cup.hp.com>
6422 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
6423 for PIC_OFFSET_TABLE_REGNUM.
6424 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
6426 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6428 * config.gcc (x86_64-*-freebsd*): New target.
6429 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
6431 (i[34567]86-*-freebsd*): Don't include svr4.h.
6432 * config/i386/freebsd64.h: New file.
6434 2002-01-25 Douglas B Rupp <rupp@gnat.com>
6436 * config/alpha/x-vms (version): Make static.
6438 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
6439 in previous checkin.
6441 * Makefile.in (install-headers-cp): New target.
6442 * config.gcc (alpha-dec-*vms*): Install headers with
6445 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
6447 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
6450 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6452 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
6453 of compare_tree_int.
6454 (expand_builtin_strncat): Likewise.
6455 * c-decl.c (finish_struct): Use tree_low_cst.
6456 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
6457 * tree.c (compare_tree_int): Likewise.
6459 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6461 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
6462 adjustments even if they are implemented by more than two insns.
6464 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
6466 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
6467 * df.h (struct ref): Kill B.
6468 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
6470 * basic-block.h (PROP_EQUAL_NOTES): New flag.
6471 * flow.c (propagate_one_insn): Use it.
6472 (mark_used_regs): Handle NIL.
6474 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6476 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
6479 2002-01-25 David Edelsohn <edelsohn@gnu.org>
6481 * rs6000.md (prefetch): Make address V4SI mode so that the address
6482 is restricted to legitimate form for instruction.
6484 2002-01-25 Bob Wilson <bob.wilson@acm.org>
6486 * doc/install.texi (xtensa-*-elf): New target.
6487 (xtensa-*-linux*): New target.
6488 * doc/contrib.texi: Add myself.
6490 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
6492 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
6493 purpose register to hold an SImode (or smaller) value.
6495 2002-01-25 Jakub Jelinek <jakub@redhat.com>
6497 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
6499 * crtstuff.c: Likewise.
6501 2002-01-25 Kazu Hirata <kazu@hxi.com>
6503 * config/h8300/h8300.md (negation patterns): Tighten
6504 predicates to register_operand.
6506 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
6508 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
6511 * builtins.c (expand_builtin_prefetch): Same.
6513 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6515 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
6518 2002-01-24 Kazu Hirata <kazu@hxi.com>
6520 * config/h8300/h8300.c (print_operand): Remove support for
6521 operand character 'A'.
6522 * config/h8300/h8300.md (three anonymous patterns): Replace
6523 operand character 'A' with either 'T' or 'S'.
6525 2002-01-24 Kazu Hirata <kazu@hxi.com>
6527 * config/h8300/h8300.c (print_operand): Remove support for
6528 operand character 'U'.
6530 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
6532 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
6534 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
6536 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
6537 values to be assigned to the stack pointer.
6539 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6541 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
6542 to const_double needs to be done right for big-endian systems.
6544 2002-01-24 Jason Merrill <jason@redhat.com>
6547 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
6548 to can_throw_internal.
6550 2002-01-23 Richard Henderson <rth@redhat.com>
6552 * fold-const.c (fold): Change UINT_MAX test to check vs precision
6553 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
6555 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6557 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
6558 (symGOT2reg): Use them, then set as GOT value as unchanging.
6559 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
6560 as a temporary, if possible.
6561 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
6562 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
6564 2002-01-23 Kazu Hirata <kazu@hxi.com>
6566 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
6567 accept to accept 0x80 as operands[2].
6569 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6571 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
6573 2002-01-23 Richard Henderson <rth@redhat.com>
6575 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
6577 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
6579 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
6580 (parmlist_or_identifiers_1): Verify that only a parmlist follows
6583 2002-01-23 Richard Henderson <rth@redhat.com>
6585 * expr.c (move_by_pieces_1): Extend size before negation.
6587 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
6588 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
6589 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
6590 * config/m68k/t-m68kelf: Likewise.
6592 2002-01-23 Bob Wilson <bob.wilson@acm.org>
6594 * config/xtensa/elf.h: New file.
6595 * config/xtensa/lib1funcs.asm: New file.
6596 * config/xtensa/lib2funcs.S: New file.
6597 * config/xtensa/linux.h: New file.
6598 * config/xtensa/t-xtensa: New file.
6599 * config/xtensa/xtensa-config.h: New file.
6600 * config/xtensa/xtensa-protos.h: New file.
6601 * config/xtensa/xtensa.c: New file.
6602 * config/xtensa/xtensa.h: New file.
6603 * config/xtensa/xtensa.md: New file.
6604 * config.gcc (xtensa-*-elf*): New target.
6605 (xtensa-*-linux*): New target.
6606 * cse.c (canon_hash): Compare rtx pointers instead of register
6607 numbers. This is required for the Xtensa port.
6608 * integrate.c (copy_insn_list): Handle case where the static
6609 chain is in memory and the memory address has to be copied to
6611 * doc/invoke.texi (Option Summary): Add Xtensa options.
6612 (Xtensa Options): New node.
6613 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
6615 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6617 * diagnostic.c (internal_error): Do ICE suppression only
6618 when ENABLE_CHECKING is not defined.
6620 * c-typeck.c (require_complete_type): Return error_mark_node
6621 if type is error_mark_node.
6623 2002-01-23 Janis Johnson <janis187@us.ibm.com>
6625 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
6626 -Os and issue a warning.
6628 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6630 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
6631 current (lack of) need for host configuration by hand.
6633 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
6634 references. Documentation of some target macros moved from
6635 hostconfig.texi to tm.texi.
6637 2002-01-23 Will Cohen <wcohen@redhat.com>
6639 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
6642 2002-01-23 Kazu Hirata <kazu@hxi.com>
6644 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
6647 2002-01-23 Jason Merrill <jason@redhat.com>
6649 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
6651 * function.c (assign_parms): Don't put args of inline functions
6652 into registers when not optimizing.
6654 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
6656 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
6657 (prologue_use): New pattern.
6658 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
6659 preference to gen_rtx_USE.
6660 (thumb_expand_prologue): Use gen_prologue_use in preference to
6662 (thumb_expand_epilogue): Use gen_prologue_use in preference to
6665 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
6667 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
6669 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
6672 * doc/extend.texi: Correct documentation of __alignof__.
6674 2002-01-22 Zack Weinberg <zack@codesourcery.com>
6676 * params.h: Rename arguments of DEFPARAM so that it will be
6677 recognized as a translation keyword.
6679 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6681 * extend.texi: Document altivec functions.
6682 Fix N-bit adjectives in X86 builtin documentation.
6684 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6686 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
6687 auto_inc_dec values.
6689 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
6691 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
6693 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
6695 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6697 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
6699 2002-01-22 Richard Henderson <rth@redhat.com>
6701 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
6702 copy_insn not copy_rtx.
6704 2002-01-23 Alan Modra <amodra@bigpond.net.au>
6706 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
6707 "nonzero" as that might add "1" bits. Ensure "constop" is
6708 properly sign extened.
6709 (force_to_mode): Tweak for sign extended constop.
6711 2002-01-22 Richard Henderson <rth@redhat.com>
6713 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
6714 for_each_rtx instead of assuming we're already looking at the MEM.
6715 (split_small_symbolic_mem_operand): Likewise.
6716 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6717 * config/alpha/alpha.md (small symbolic memory splitters): Update.
6719 2002-01-22 Richard Henderson <rth@redhat.com>
6721 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
6722 sequence number for the literal.
6723 (divmoddi_internal_er): Likewise.
6725 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6728 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
6729 in LIBICONV variable.
6730 * configure: Regenerated.
6732 2002-01-22 Krister Walfridsson <cato@df.lth.se>
6734 * dependence.c (build_def_use): Remove array_idx.
6736 * dwarfout.c (last_filename): Remove.
6737 (output_compile_unit_die): Remove last_filename.
6739 2002-01-22 Roger Sayle <roger@eyesopen.com>
6740 Richard Henderson <rth@redhat.com>
6743 * fold-const.c (fold): Optimize unsigned comparisons against
6744 UINT_MAX (and similar unsigned constants).
6746 2002-01-22 Janis Johnson <janis187@us.ibm.com>
6748 * Makefile.in (loop.o): Depend on OPTABS_H.
6749 * loop.c (emit_prefetch_instructions): Check the prefetch operand
6750 against the predicate.
6753 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
6754 for the address operand.
6756 2002-01-22 Richard Henderson <rth@redhat.com>
6758 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
6760 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6763 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
6766 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
6768 * config.gcc (x86_64-*-netbsd*): New target.
6769 * config/i386/netbsd64.h: New file.
6771 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6773 * regrename.c (kill_value): Fix typo.
6775 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6777 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
6779 * config/rs6000/rs6000.h: Same.
6781 * function.c (instantiate_virtual_regs): Remove
6782 STARTING_FRAME_PHASE.
6783 (assign_stack_local_1): Same.
6784 Calculate frame phase.
6786 2002-01-22 Nick Clifton <nickc@redhat.com>
6788 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
6789 variable declaration to outer scope in order to simplify
6791 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
6792 arm_hard_regno_mode_ok.
6793 * config/arm/arm-protos.h: Add a prototype for
6794 arm_hard_regno_mode_ok.
6795 * config/arm/arm.c (soft_df_operand): Remove now redundant
6796 check for DImode values using IP_REGNUM.
6797 (nonimmediate_soft_df_operand): Remove now redundant check for
6798 DImode values using IP_REGNUM.
6799 (arm_hard_regno_mode_ok): New function. New check: make sure
6800 that DImode values are not stored in IP_REGNUM.
6802 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
6804 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
6806 2002-01-22 Jason Merrill <jason@redhat.com>
6808 * c-semantics.c (genrtl_compound_stmt): Only check nesting
6809 consistency if this COMPOUND_STMT is scoped.
6811 2002-01-22 Kazu Hirata <kazu@hxi.com>
6813 * predict.c: Fix formatting.
6814 * print-tree.c: Likewise.
6815 * protoize.c: Likewise.
6818 * sbitmap.h: Likewise.
6820 * sched-deps.c: Likewise.
6821 * sched-vis.c: Likewise.
6822 * sdbout.c: Likewise.
6823 * sibcall.c: Likewise.
6825 * ssa-ccp.c: Likewise.
6826 * ssa-dce.c: Likewise.
6828 * stor-layout.c: Likewise.
6829 * system.h: Likewise.
6831 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6833 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
6834 if fits in bounds of base type.
6836 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
6837 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
6838 (add_bound_info, default): If can't find a context, make a
6840 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
6842 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
6844 * c-typeck.c (parser_build_binary_op): If result from
6845 build_binary_op is ERROR_MARK just return error_mark_node without
6848 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
6850 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
6851 Split a.out-specific bits into...
6852 * config/netbsd-aout.h: ...this.
6853 * config/netbsd-elf.h: New file.
6854 * config/alpha/netbsd-elf.h: Remove.
6855 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
6856 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
6857 (STARTFILE_SPEC): Remove redundant definition.
6858 (ENDFILE_SPEC): Likewise.
6859 (LINK_SPEC): Likewise.
6860 (CPP_SPEC): Likewise.
6861 (ASM_SPEC): Likewise.
6862 (LIB_SPEC): Likewise.
6863 (SWITCH_TAKES_ARG): Likewise.
6864 (TARGET_MEM_FUNCTIONS): Likewise.
6865 (CPP_PREDEFINES): Redefine.
6866 (ASM_FINAL_SPEC): Remove redefinition.
6867 (ASM_COMMENT_START): Redefine.
6868 (FUNCTION_PROFILER): Define.
6869 (TARGET_VERSION): Redefine.
6870 Comment and formatting cleanup.
6871 * config/i386/netbsd.h: Include <netbsd-aout.h>.
6872 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
6873 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
6874 big- or little-endian.
6875 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
6876 * config.gcc (*-*-netbsd*): Add definitions common to all
6878 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
6879 gnu_ld definitions. Add netbsd-elf.h to and remove
6880 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
6881 tmake_file, and don't lose previous tmake_file contents.
6882 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
6883 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
6884 gnu_ld definitions. Add netbsd-elf.h to tm_file.
6885 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
6886 (mipsel-*-netbsd*): Rename this to...
6887 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
6888 mips/little.h to tm_file for mips*el-*.
6889 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
6890 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
6891 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
6893 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6895 * pa-protos.h (reg_before_reload_operand): New function prototype.
6896 * pa.c (reg_before_reload_operand): New function implementation.
6897 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
6900 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6902 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
6904 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6906 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
6907 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
6908 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
6909 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
6910 (ENDFILE_SPEC): Undefine.
6911 (STARTFILE_SPEC): Redefine for PA.
6913 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6915 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
6917 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
6919 * config.gcc: Add entries to supported PowerPC --with-cpu
6922 2002-01-21 Jakub Jelinek <jakub@redhat.com>
6924 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
6925 true for 64-bit mode only SSE registers in 32-bit mode.
6927 2002-01-21 Kazu Hirata <kazu@hxi.com>
6929 * unwind-dw2.c: Fix formatting.
6930 * unwind-dw2-fde.c: Likewise.
6931 * unwind-dw2-fde.h: Likewise.
6932 * unwind-pe.h: Likewise.
6933 * varasm.c: Likewise.
6934 * varray.h: Likewise.
6936 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6938 Remove workaround for register stack overwrite bug in mmix.
6939 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6940 support for TARGET_REG_STACK_FILL_BUG.
6941 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6942 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6944 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6945 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6946 -mno-reg-stack-fill-bug-workaround.
6947 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6948 machine member has_call_without_parameters.
6949 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6950 -mreg-stack-fill-bug-workaround and
6951 -mno-reg-stack-fill-bug-workaround.
6952 (MMIX Options): Ditto.
6954 2002-01-21 Kazu Hirata <kazu@hxi.com>
6956 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6958 Remove redundant code.
6960 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6962 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6963 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6964 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6965 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6966 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6967 out target macro definitions and non-target-specific comments
6968 mostly taken from old versions of the manual.
6970 2002-01-20 Kazu Hirata <kazu@hxi.com>
6972 * config/h8300/h8300.h: Fix comment formatting.
6973 * config/ia64/aix.h: Likewise.
6974 * config/ia64/ia64-protos.h: Likewise.
6975 * config/ia64/ia64.c: Likewise.
6976 * config/ia64/ia64.h: Likewise.
6977 * config/ia64/ia64intrin.h: Likewise.
6978 * config/ia64/linux.h: Likewise.
6979 * config/ia64/unwind-aix.c: Likewise.
6980 * config/ia64/unwind-ia64.c: Likewise.
6982 2002-01-20 Kazu Hirata <kazu@hxi.com>
6984 * config/h8300/h8300.c: Revise comments about shift code.
6986 2002-01-20 Kazu Hirata <kazu@hxi.com>
6988 * config/h8300/h8300.c (function_arg): Update a comment.
6990 2002-01-20 Kazu Hirata <kazu@hxi.com>
6992 * config/h8300/h8300.md: Update the comments at the beginning
6995 2002-01-20 Kazu Hirata <kazu@hxi.com>
6997 * config/i370/i370.c: Fix comment formatting.
6998 * config/i370/i370.h: Likewise.
6999 * config/i370/i370.md: Likewise.
7000 * config/i370/linux.h: Likewise.
7002 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7004 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
7006 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
7007 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
7010 2002-01-20 Graham Stott <grahams@redhat.com>
7012 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
7014 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
7016 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
7018 2002-01-19 Tom Rix <trix@redhat.com>
7020 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
7022 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
7024 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
7026 * function.c (assign_stack_local_1): Adjust x_frame_offset with
7027 STARTING_FRAME_PHASE.
7028 (STARTING_FRAME_PHASE): New.
7029 (instantiate_virtual_regs): Check saneness of
7030 STARTING_FRAME_PHASE.
7032 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
7034 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
7036 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
7038 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
7040 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
7041 be used for bootstrapping GCC 3.0.
7043 2002-01-18 Kazu Hirata <kazu@hxi.com>
7045 * config/h8300/h8300.md: Fix an insn length.
7047 2002-01-18 Kazu Hirata <kazu@hxi.com>
7049 * bitmap.h: Fix comment formatting.
7050 * combine.c: Likewise.
7051 * cppfiles.c: Likewise.
7052 * c-pragma.h: Likewise.
7053 * c-typeck.c: Likewise.
7055 * dwarf2out.c: Likewise.
7056 * function.c: Likewise.
7058 * genattrtab.c: Likewise.
7059 * gthr-win32.h: Likewise.
7060 * haifa-sched.c: Likewise.
7061 * predict.c: Likewise.
7062 * rtlanal.c: Likewise.
7064 * unwind-dw2-fde.h: Likewise.
7065 * unwind-pe.h: Likewise.
7066 * vmsdbgout.c: Likewise.
7068 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7070 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
7071 if type_required and passed decl.
7073 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
7075 * config.gcc (cpu_type): Include altivec.h in powerpc
7079 * config/rs6000/altivec.h: New.
7081 2002-01-17 David Edelsohn <edelsohn@gnu.org>
7083 * doc/install.texi (*-ibm-aix*): Update assembler and exception
7084 handling information.
7085 * doc/trouble.texi (Interoperation): Add libstdc++ information
7087 (Misunderstandings): Add template instantiation and static template
7088 member information for AIX.
7090 2002-01-17 Jason Merrill <jason@redhat.com>
7092 * dbxout.c (dbxout_type): Support const and volatile.
7094 * except.c (add_partial_entry): Remove backwards compatibility code.
7095 (end_protect_partials): Likewise.
7097 2002-01-17 Jakub Jelinek <jakub@redhat.com>
7099 * config/ia64/ia64.md (prologue_use): New.
7100 * config/ia64/ia64.c (ia64_expand_prologue): Use
7101 gen_prologue_use instead of gen_rtx_USE.
7102 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
7103 as CODE_FOR_pred_rel_mutex.
7104 (ia64_sched_reorder2): Likewise.
7106 2002-01-16 Eric Christopher <echristo@redhat.com>
7108 * config/mips/r3900.h: Reformat.
7109 (SUBTARGET_CPP_SIZE_SPEC): Remove.
7110 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
7111 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
7112 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
7113 * config/mips/t-elf: Remove mips3 multilib.
7115 2002-01-16 H.J. Lu <hjl@gnu.org>
7117 * config/mips/linux.h: Include "mips/abi64.h".
7119 2002-01-16 H.J. Lu <hjl@gnu.org>
7121 * config/mips/t-linux: New.
7123 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
7125 * config/mips/linux.h: Don't include "gofast.h".
7126 (INIT_SUBTARGET_OPTABS): Removed.
7128 2002-01-16 Kazu Hirata <kazu@hxi.com>
7130 * config/h8300/h8300-protos.h: Replace emit_a_shift with
7132 * config/h8300/h8300.c: Likewise.
7133 * config/h8300/h8300.md: Likewise.
7135 2002-01-16 Kazu Hirata <kazu@hxi.com>
7137 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
7138 spaces after an opcode name.
7139 (pushqi1_h8300hs): Likewise.
7140 (pushhi1_h8300hs): Likewise.
7142 2002-01-16 Kazu Hirata <kazu@hxi.com>
7144 * doc/extend.texi: Replace "option" with "attribute"
7147 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7149 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
7150 (and:DI () (const_int -8)).
7151 (split_small_symbolic_mem_operand): Split
7152 (mem (and:DI () (const_int -8)).
7154 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7157 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
7158 same way as TYPE_IMUL.
7159 (ultrasparc_sched_reorder): Likewise.
7160 * config/sparc/sparc.md (type): Add comment to update
7161 ultrasparc_sched_reorder when making changes.
7163 2002-01-16 Kazu Hirata <kazu@hxi.com>
7165 * doc/invoke.texi: Change the dump file name of block
7166 reordering pass from 28.bbro to 29.bbro.
7169 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
7171 * i386.md (minsf splitter): Fix pasto.
7173 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
7175 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
7176 to frame pointer initialisation instruction.
7177 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
7178 initialisation instruction.
7179 (soft_df_operand): Do not accept the IP register.
7180 (nonimmediate_soft_df_operand): Do not accept the IP register.
7182 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7185 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
7186 MASK_V8 being both set.
7188 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
7190 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
7191 insn for GOT register; add REG_MAYBE_DEAD notes instead.
7192 config/s390/s390.md (call, call_value): Add GOT register to
7193 CALL_INSN_FUNCTION_USAGE where needed.
7194 (call_exp, call_value_exp): New.
7196 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
7198 * config/arm/arm.c: General formatting tidy up.
7200 2002-01-16 Graham Stott <grahams@redhat.com>
7202 * calls.c (try_to_integrate): Use "(size_t)" intermediate
7203 cast and when casting an integer literal to "rtx" pointer.
7204 (expand_call): Likewise.
7205 * flow.c (try_pre_increment): Likewise.
7206 (find_use_as_address): Likewise.
7207 * integrate.c (expand_iline_function): Likewise.
7208 * regmove.c (try_auto_increment): Likewise.
7210 2002-01-16 Graham Stott <grahams@redhat.com>
7212 * sched-rgn.c (passed): Use sbitmap_free.
7215 (in_queue): Likewise.
7216 (in_stack): Likewise.
7218 2002-01-15 Eric Christopher <echristo@redhat.com>
7220 * flow.c (propagate_one_insn): Change to use fatal_insn.
7222 2002-01-15 Kazu Hirata <kazu@hxi.com>
7224 * expmed.c (extract_fixed_bit_field): Remove unused code.
7225 * system.h: Poison SLOW_ZERO_EXTEND.
7226 * doc/tm.texi: Remove.
7227 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
7228 * config/arm/arm.h: Likewise.
7229 * config/avr/avr.h: Likewise.
7230 * config/clipper/clipper.h: Likewise.
7231 * config/convex/convex.h: Likewise.
7232 * config/d30v/d30v.h: Likewise.
7233 * config/dsp16xx/dsp16xx.h: Likewise.
7234 * config/elxsi/elxsi.h: Likewise.
7235 * config/fr30/fr30.h: Likewise.
7236 * config/h8300/h8300.h: Likewise.
7237 * config/i370/i370.h: Likewise.
7238 * config/i386/i386.h: Likewise.
7239 * config/m68k/m68k.h: Likewise.
7240 * config/mips/mips.h: Likewise.
7241 * config/ns32k/ns32k.h: Likewise.
7242 * config/pdp11/pdp11.h: Likewise.
7243 * config/pj/pj.h: Likewise.
7244 * config/s390/s390.h: Likewise.
7245 * config/sh/sh.h: Likewise.
7246 * config/stormy16/stormy16.h: Likewise.
7247 * config/v850/v850.h: Likewise.
7248 * config/vax/vax.h: Likewise.
7249 * config/we32k/we32k.h: Likewise.
7251 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7253 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
7254 (altivec_lvsl): Change constraint to b.
7255 (altivec_lvsr): Same.
7256 (altivec_lvebx): Same.
7257 (altivec_lvehx): Same.
7258 (altivec_lvewx): Same.
7259 (altivec_lvxl): Same.
7260 (altivec_lvx): Same.
7261 (altivec_stvx): Add parallel.
7262 (altivec_stvxl): Same.
7263 (altivec_stvehx): Same.
7264 (altivec_stvebx): Same.
7265 (altivec_stvebx): Same.
7267 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7269 * config.gcc: Change altivec.h to altivec-defs.h.
7271 * config/rs6000/altivec.h: Delete.
7273 * config/rs6000/altivec-defs.h: Add.
7275 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7277 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
7280 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
7281 less than or equal to eight bytes.
7283 * vax.md (andsi3): Remove constraints and change SET destination
7284 operand type to nonimmediate_operand.
7285 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
7286 when it is a CONST_INT.
7288 2002-01-15 Jason Merrill <jason@redhat.com>
7290 * c-common.def (FILE_STMT): New code.
7291 * c-common.c (statement_code_p): It's a statement.
7292 * c-common.h (stmt_tree_s): Add x_last_filename.
7293 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
7294 (last_expr_filename): New macro.
7295 * c-semantics.c (begin_stmt_tree): Initialize it.
7296 (add_stmt): If the filename changed, also insert a
7298 (expand_stmt): Handle seeing one.
7300 2002-01-15 Eric Christopher <echristo@redhat.com>
7302 * flow.c (propagate_one_insn): Add error message and print out
7305 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7307 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
7308 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
7309 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
7310 TRAMPOLINE_ALIGNMENT.
7311 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
7313 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
7314 PCC_BITFIELD_TYPE_MATTERS.
7315 * config/interix.h (STDC_VALUE): Remove. Use
7316 STDC_0_IN_SYSTEM_HEADERS.
7317 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
7318 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
7319 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
7321 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
7323 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
7324 not work on this platform currently.
7326 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7328 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
7329 readonly_warning in _().
7331 2002-01-15 Douglas B Rupp <rupp@gnat.com>
7333 * gcc.c (delete_if_ordinary): Backout previous change.
7335 2002-01-15 Kazu Hirata <kazu@hxi.com>
7337 * config/h8300/h8300.c (print_operand): Remove support for
7338 unused operand characters.
7340 * read-rtl.c: Fix formatting.
7342 * recog.c: Likewise.
7343 * regclass.c: Likewise.
7344 * regmove.c: Likewise.
7345 * reg-stack.c: Likewise.
7346 * reload1.c: Likewise.
7347 * rtlanal.c: Likewise.
7349 2002-01-15 Kazu Hirata <kazu@hxi.com>
7351 * config/i386/i386.c: Fix formatting.
7353 2002-01-15 Jakub Jelinek <jakub@redhat.com>
7355 * c-typeck.c (process_init_element): Don't save_expr
7356 COMPOUND_LITERAL_EXPR if just its initializer will be used.
7358 2002-01-15 David Edelsohn <edelsohn@gnu.org>
7360 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
7361 emit optional traceback table if optimize_size or TARGET_ELF.
7362 * config/rs6000/rs6000.md (prefetch): New.
7364 2002-01-15 Andreas Jaeger <aj@suse.de>
7366 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
7368 2002-01-15 Kazu Hirata <kazu@hxi.com>
7370 * mips-tfile.c: Fix formatting.
7372 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
7374 * unroll.c (final_reg_note_copy): Fix previous commit.
7376 2002-01-14 Kazu Hirata <kazu@hxi.com>
7378 * config/h8300/h8300-protos.h: Remove the prototype for
7380 * config/h8300/h8300.c (eq_operator): Remove.
7382 2002-01-14 Richard Henderson <rth@redhat.com>
7384 * config/i386/i386.md (prefetch): Tidy.
7385 (prefetch_3dnow): Fix locality operand.
7387 2002-01-14 Richard Henderson <rth@redhat.com>
7389 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
7390 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
7392 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
7394 * reload1.c (reload_combine): Pass reg_sum replacement through
7395 copy_rtx in loop performing multiple changes.
7397 2002-01-14 Jakub Jelinek <jakub@redhat.com>
7399 * except.c (remove_unreachable_regions): New.
7400 (free_eh_status): Clear exception_handler_labels.
7401 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
7402 (find_exception_handler_labels): Don't add the same label more than
7404 (remove_exception_handler_label): Don't die if
7405 find_exception_handler_labels hasn't been called for the current
7408 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
7410 * toplev.c (rest_of_compilation): Rebuild jump labels after
7413 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
7415 * doc/extend.texi: Move documentation of X86 built-in functions
7417 * doc/invoke.texi: From here.
7418 * doc/sourcebuild.texi: Document location of documentation for
7419 machine built-in functions.
7421 2002-01-13 Christopher Faylor <cgf@redhat.com>
7423 * cppfiles.c (TEST_THRESHOLD): New macro.
7424 (SHOULD_MMAP): Ditto.
7425 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
7428 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
7430 * unroll.c (final_reg_note_copy): Properly handle
7432 (unroll_loops): Fix LOOP_CONDITION heuristics.
7434 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
7436 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
7437 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
7439 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
7441 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
7444 2002-01-14 Tom Rix <trix@redhat.com>
7446 * config/rs6000/rs6000.md: Fix typo with sradi.
7448 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
7450 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
7451 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
7452 (clrstrdi, clrstrsi): Adapt callers.
7454 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
7456 (movti splitter): Never use register 0 as base register.
7458 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7460 * combine.c (simplify_shift_const): Always generate new rtx
7461 for shift expression instead of reusing given expression.
7463 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7465 * config/alpha/alpha.c (alpha_expand_mov): Don't call
7466 alpha_legitimize_address unless mode is Pmode.
7468 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
7470 * doc/md.texi (Modifiers): Document the '*' constraint for the
7473 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
7474 * doc/extend.texi (Function Attributes): 'interrupt' is valid
7477 2002-01-13 Richard Henderson <rth@redhat.com>
7479 * reload.c (find_reloads): Use a hard reg destination as reload reg
7480 for an input reload of the source.
7482 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7484 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
7487 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
7489 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7490 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7492 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
7494 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7496 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
7498 2002-01-12 Tom Rix <trix@redhat.com>
7500 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
7503 2002-01-12 Richard Henderson <rth@redhat.com>
7505 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
7507 * doc/invoke.texi: Update Alpha options.
7509 * doc/invoke.texi: Update i386 built-in function lists.
7511 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
7513 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
7514 referencing outside.
7516 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7518 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
7519 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
7520 offsets, and change line folding.
7521 * optabs.c (expand_binop): Remove warnings.
7522 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
7524 2002-01-12 Graham Stott <grahams@redhat.com>
7526 * attribs.c (handle_deprecated_attribute): constify WHAT.
7527 * diagnostic.c (warn_deprecated_use): Add braces, fixes
7528 dangling else warning and constify WHAT.
7529 * except.h (struct function, struct inline_remap): Move
7530 struct tag forward defs before all prototypes.
7531 (duplicate_eh_regions): Whitespace.
7533 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
7535 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
7536 MODE_BASE_REG_CLASS.
7537 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
7539 2002-01-12 Richard Henderson <rth@redhat.com>
7541 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
7542 (ix86_expand_vector_move): New.
7543 (bdesc_2arg): Remove andps, andnps, orps, xorps.
7544 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
7545 Remove old prefetch builtins. Special case the logicals removed above.
7546 (ix86_expand_builtin): Likewise.
7547 (safe_vector_operand): Use V4SFmode, not TImode.
7548 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
7549 (ix86_expand_timode_binop_builtin): New.
7550 * config/i386/i386-protos.h: Update.
7551 * config/i386/i386.h (enum ix86_builtins): Update.
7552 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
7553 Use ix86_expand_vector_move in vector move expanders.
7554 (movti_internal, movti_rex64): Add xorps alternative.
7555 (sse_clrv4sf): Rename and adjust from sse_clrti.
7556 (prefetch): Don't work so hard.
7557 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
7558 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
7559 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
7561 2002-01-11 Richard Henderson <rth@redhat.com>
7563 * config/i386/mmintrin.h: New file.
7564 * config/i386/xmmintrin.h: New file.
7565 * config.gcc (i?86-*-*): Add extra_headers.
7566 * simplify-rtx.c (simplify_unary_operation): Handle saturating
7568 (simplify_binary_operation): Handle saturating arithmetic codes.
7569 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
7570 not the lowpart subreg.
7571 (ix86_expand_builtin): Return a TImode dummy register instead of 0
7573 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
7575 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7577 * conflict.c (conflict_graph_compute): Free regsets when finished.
7578 * ssa.c (compute_coalesced_reg_partition): Likewise.
7580 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7582 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
7583 every where we allocate a register.
7585 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7587 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
7588 * lcm.c (compute_earliest, compute_farthest): Likewise.
7590 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7592 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
7594 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7596 * doc/rtl.texi (Insns): Fix 2 typos.
7598 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
7600 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
7601 options. Use @table @gcctabopt for MMIX options. Add index
7602 entries for MMIX options. Start new paragraph with first
7603 heading of the machine-dependent options.
7605 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
7608 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
7609 * combine.c (force_to_mode): Same.
7610 * reload1.c (clear_reload_reg_in_use): Same.
7612 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
7614 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
7617 2002-01-11 Andreas Jaeger <aj@suse.de>,
7618 Brad Lucier <lucier@math.purdue.edu>
7620 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
7623 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
7625 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
7626 Protect with IN_LIBGCC.
7627 (LINK_EH_SPEC): Add required trailing space.
7629 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
7631 * c-tree.h: Move function declarations so that they are listed
7632 under the filename which contains them.
7633 (check_identifier, finish_decl_top_level,
7634 lookup_name_current_level_global, shadow_record_fields): Remove.
7636 2002-01-11 Andreas Jaeger <aj@suse.de>
7638 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
7641 2002-01-10 Richard Henderson <rth@redhat.com>
7643 * config/alpha/alpha.c (print_operand): Add 'J'.
7644 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
7645 new operand with the sequence number for the lituse. When splitting
7646 the insns, use gen_movdi_er_high_g and generate a sequence number.
7647 (gen_movdi_er_high_g): Print the sequence number if non-zero.
7649 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
7651 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
7652 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
7654 (altivec_expand_builtin): Same.
7655 (altivec_expand_stv_builtin): New.
7657 * config/rs6000/rs6000.h (rs6000_builtins): Same.
7659 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
7660 ("altivec_lvehx"): New.
7661 ("altivec_lvewx"): New.
7662 ("altivec_lvxl"): New.
7663 ("altivec_lvx"): New.
7664 ("altivec_stvx"): New.
7665 ("altivec_stvebx"): New.
7666 ("altivec_stvehx"): New.
7667 ("altivec_stvewx"): New.
7668 ("altivec_stvxl"): New.
7670 2002-01-10 Richard Henderson <rth@redhat.com>
7672 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
7673 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
7674 care not to delete instructions twice.
7676 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7678 * toplev.c: Don't declare environ (it's not used anywhere).
7679 * configure.in: Don't check for declaration of environ.
7680 * config/i386/xm-mingw32.h: Don't #define environ.
7681 * config.in, configure: Regenerate.
7683 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7685 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
7686 * configure: Regenerate.
7688 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
7689 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
7690 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
7692 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
7693 LIMITS_H_TEST here, not in m68k/x-next.
7694 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
7695 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
7697 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
7698 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
7699 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
7701 * config/i386/x-djgpp: Renamed i386/t-djgpp.
7702 * config/m88k/x-dolph: Renamed m88k/t-dolph.
7703 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
7704 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
7705 replacement of quadlib.asm with quadlib.c.
7707 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
7708 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
7709 config/rs6000/xm-beos.h: Delete file.
7711 * config.gcc: Update to match above changes.
7713 2002-01-10 Kazu Hirata <kazu@hxi.com>
7715 * config/h8300/h8300.h: Fix comment typos.
7716 * config/h8300/h8300.md: Likewise.
7717 * config/h8300/lib1funcs.asm: Likewise.
7719 2002-01-10 Dale Johannesen <dalej@apple.com>
7721 PR optimization/5269
7722 * unroll.c (precondition_loop_p): Make *increment be the correct
7723 sign when n_iterations known, to avoid confusing caller.
7725 2002-01-10 Kazu Hirata <kazu@hxi.com>
7727 * doc/extend.texi (deprecated): Fix a typo.
7729 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
7731 * basic-block.h (update_br_prob_note): Declare.
7732 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
7733 (try_forward_edges): Care negative frequencies and update note.
7734 (outgoing_edges_match): Tweek conditional merging heuristics.
7735 (try_crossjump_to_edge): use update_br_prob_note.
7736 * cfglayout.c (fixup_reorder_chain): Likewise.
7737 * cfrtl.c (update_br_prob_note): New.
7738 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
7740 * i386.c (ix86_decompose_address): Return -1 if address contains
7742 (legitimate_address_p): Require ix86_decompose_address to return 1.
7744 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
7745 (cprop_insn): Likewise.
7747 2002-01-10 Kazu Hirata <kazu@hxi.com>
7749 * toplev.c: Fix formatting.
7751 * tree-dump.c: Likewise.
7752 * unroll.c: Likewise.
7753 * unwind-dw2.c: Likewise.
7754 * unwind-dw2-fde.c: Likewise.
7755 * unwind-dw2-fde-glibc.c: Likewise.
7756 * unwind-sjlj.c: Likewise.
7758 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7760 * doc/invoke.texi: Document PDP-11 options.
7762 2002-01-10 Kazu Hirata <kazu@hxi.com>
7764 * config/h8300/h8300.h: Fix formatting.
7766 2002-01-10 Ira Ruben <ira@apple.com>
7768 Add __attribute__ ((deprecated)).
7769 * extend.texi: Document __attribute__ ((deprecated)).
7770 * invoke.texi: Document -Wno-deprecated-declarations.
7771 * testsuite/g++.dg/other/deprecated.C: New C++ test.
7772 * testsuite/gcc.dg/deprecated.c: New C test.
7773 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
7774 (c_common_attribute_table): Add "deprecated" entry.
7775 (handle_deprecated_attribute): New function.
7776 * c-decl.c (deprecated_states): New enum.
7777 deprecated_state: State of "deprecated" handling.
7778 (start_decl): Set deprecated_state based on attributes.
7779 (grokdeclarator): Test for deprecated uses, propagate attribute.
7780 * c-typeck.c (build_component_ref): Test for deprecated fields.
7781 (build_external_ref): Test for deprecated primaries.
7782 * diagnostic.c (warn_deprecated_use) New function to issue
7783 warnings about __attribute__ ((depricated)) references.
7784 * flags.h (warn_deprecated_decl): Extern declared for
7785 -W[no-]deprecated-declarations option.
7786 * print-tree.c (print_node): Show deprecated flag status.
7787 * toplev.c (warn_deprecated_decl): Defined.
7788 (W_options): Added "deprecated-declaration".
7789 * toplev.h (warn_deprecated_use): Extern declared.
7790 * tree.h (struct tree_common): Define deprecated_flag.
7791 (TREE_DEPRECATED): New macro to access flag.
7792 * cp/call.c (build_call): Test for deprecated calls.
7793 * cp/class.c (add_implicitly_declared_members): Set global
7794 flag to tell grokdeclarator to not issue deprecated warnings.
7795 * cp/cp-tree.h: Add extern for adding_implicit_members.
7796 * cp/decl.c (deprecated_states): New enum.
7797 (start_decl): Set deprecated_state based on attributes.
7798 (grokdeclarator): Test for deprecated uses, propagate attribute.
7799 * cp/lex.c (do_identifier): Test for deprecated primaries.
7800 * cp/typeck.c (build_component_ref): Test for deprecated fields.
7802 2002-01-10 Ira Ruben <ira@apple.com>
7804 Fix to assign attributes to inline member functions.
7805 * cp/decl.c (start_method): Handle attrlist.
7807 2002-01-10 Kazu Hirata <kazu@hxi.com>
7809 * combine.c (expand_field_assignment): Use subreg_lsb().
7811 2002-01-10 David Edelsohn <edelsohn@gnu.org>
7813 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
7814 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
7815 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
7816 Recurse for any operand of AND as long as constant is non-zero.
7818 2002-01-10 Kazu Hirata <kazu@hxi.com>
7820 * config/h8300/h8300.md: Remove constraints from expanders.
7822 2002-01-10 Kazu Hirata <kazu@hxi.com>
7824 * varasm.c: Fix formatting.
7825 * varray.c: Likewise.
7826 * vmsdbgout.c: Likewise.
7827 * xcoffout.c: Likewise.
7829 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
7831 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
7832 update edge probabilities to match.
7834 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7836 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
7838 * doc/languages.texi, doc/sourcebuild.texi: New files.
7839 * doc/configfiles.texi: Make a subsubsection. Update.
7840 * doc/configterms.texi: Add @node. Remove warning that this isn't
7841 instructions for building GCC.
7842 * doc/makefile.texi: Make a subsection.
7843 * doc/gccint.texi: Update.
7845 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
7847 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
7849 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
7851 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
7853 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
7855 * optabs.c (expand_fix): Look for wider integer modes first.
7857 * i386.md (mov?f): Avoid the fake const double trick for medium
7859 (min?f*/max?f*): Prohibit memory operands for i387 variant.
7860 (fop_df_4): Disable for SSE compilation.
7862 2002-01-10 Graham Stott <grahams@redhat.com>
7864 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
7865 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
7867 2002-01-10 Richard Henderson <rth@redhat.com>
7869 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
7871 2002-01-10 Richard Henderson <rth@redhat.com>
7873 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
7874 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
7876 2002-01-10 Kazu Hirata <kazu@hxi.com>
7878 * combine.c (can_combine_p): Fix a comment typo.
7880 2002-01-09 Zack Weinberg <zack@codesourcery.com>
7882 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
7883 empty list correctly. Change loop index $t to $f for
7884 consistency with rest of Makefile.
7886 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
7888 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
7889 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7891 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
7892 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
7893 (altivec_init_builtins): Same.
7894 (altivec_expand_unop_builtin): Return NULL_RTX on error.
7895 (altivec_expand_binop_builtin): Same.
7896 (altivec_expand_ternop_builtin): Same.
7899 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
7900 ("altivec_vctuxs"): Fix typo.
7901 ("altivec_vnmsubfp"): Same.
7902 ("altivec_dssall"): New.
7903 ("altivec_mfvscr"): New.
7904 ("altivec_dss"): New.
7905 ("altivec_lvsl"): New.
7906 ("altivec_lvsr"): New.
7907 ("altivec_dstt"): New.
7908 ("altivec_dstst"): New.
7909 ("altivec_dststt"): New.
7910 ("altivec_dst"): New.
7912 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
7913 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7915 2002-01-09 Richard Henderson <rth@redhat.com>
7917 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
7919 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
7921 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
7923 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
7925 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
7927 2002-01-09 Kazu Hirata <kazu@hxi.com>
7929 * read-rtl.c: Fix formatting.
7931 * regclass.c: Likewise.
7932 * regrename.c: Likewise.
7933 * reg-stack.c: Likewise.
7934 * reload1.c: Likewise.
7935 * reload.c: Likewise.
7938 2002-01-09 Kazu Hirata <kazu@hxi.com>
7940 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7941 to extract items in the expr_list chain.
7943 2002-01-09 Richard Henderson <rth@redhat.com>
7945 * config/vax/vax.c (vax_rtx_cost): Never abort.
7947 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7949 2002-01-09 Jan Hubicka <jh@suse.cz>
7951 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7953 2002-01-09 Richard Henderson <rth@redhat.com>
7955 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7956 Unify code from various alternatives.
7958 2002-01-09 Richard Henderson <rth@redhat.com>
7960 * regrename.c (copy_value): Ignore the copy if the source register
7961 is present in the value chain with a narrower mode.
7963 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7965 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7966 for the c4x target. Also improve layout.
7968 2002-01-09 Richard Henderson <rth@redhat.com>
7970 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7971 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7972 to match insn patterns.
7974 2002-01-09 Richard Henderson <rth@redhat.com>
7976 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7977 (copyprop_hardreg_forward_1): Likewise.
7979 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7981 * pa.md (decrement_and_branch_until_zero): Change predicate for
7982 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7984 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7986 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7987 gets undefined. For Darwin.
7989 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7991 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7993 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7995 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7997 2002-01-08 Richard Henderson <rth@redhat.com>
7999 * regrename.c (copy_value): Ignore overlapping copies.
8001 2002-01-08 Richard Henderson <rth@redhat.com>
8003 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
8004 as needed to avoid shared structure.
8006 2002-01-08 Kazu Hirata <kazu@hxi.com>
8008 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
8011 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
8013 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
8014 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
8015 documentation of obsolete macros.
8016 * system.h: Poison these macros.
8017 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
8018 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
8019 config/c4x/c4x.h, config/clipper/clipper.h,
8020 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
8021 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
8022 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
8023 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
8024 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
8025 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
8026 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
8027 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
8028 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
8029 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
8030 config/sparc/sparc.h, config/stormy16/stormy16.h,
8031 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
8032 definitions and commented out definitions of obsolete macros.
8033 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
8034 of MAX_INT_TYPE_SIZE.
8036 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
8038 * config/s390/s390.c (s390_preferred_reload_class): Never
8039 return ADDR_REGS if it isn't a subset of the given class.
8040 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
8041 FP_REGS, but all superclasses as well.
8043 * config/s390/s390.c (s390_function_profiler): Fix thinko.
8045 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
8046 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
8047 must not be a const_int.
8049 2002-01-08 Richard Henderson <rth@redhat.com>
8051 * Makefile.in (toplev.o): Depend on options.h.
8052 (gcc.o): Depend on specs.h.
8054 2002-01-08 Jakub Jelinek <jakub@redhat.com>
8056 * expr.c (store_expr): Convert VOIDmode constants back to target's
8059 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8061 * doc/invoke.texi: Markup gcc as @command. Refer to
8062 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
8063 of http://gcc.gnu.org/thanks.html.
8065 2002-01-08 Dale Johannesen <dalej@apple.com>
8067 * config/rs6000/rs6000.md: Add missing int register
8068 target case to movdf_low.
8070 2002-01-08 Zack Weinberg <zack@codesourcery.com>
8072 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
8073 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
8074 (cppinit.o): Depend on except.h.
8075 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
8076 s-specs): New rules.
8078 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
8079 Don't create specs.h/options.h/gencheck.h here. Remove
8080 unnecessary variable settings from last argument of AC_OUTPUT.
8081 * config.in, configure: Regenerate.
8082 * intl.c: Hardcode package name as "gcc".
8084 * cppinit.c: Include except.h.
8085 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
8087 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
8088 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
8089 (!)USING_SJLJ_EXCEPTIONS.
8090 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
8092 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
8094 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
8095 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
8096 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
8097 documentation of obsolete macros.
8098 * system.h: Poison these macros.
8099 * config/d30v/d30v.h, config/ns32k/encore.h,
8100 config/stormy16/stormy16.h: Remove definitions and commented out
8101 definitions of obsolete macros.
8103 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
8105 * objc/objc-act.c (handle_class_ref): Mark the declaration of
8106 %sobjc_class_ref_%s as used - to prevent unwanted compiler
8109 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
8111 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
8112 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
8113 to insn adjusting stack/frame pointer.
8114 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
8115 accept operands that cause the insn to be non-splittable.
8117 2002-01-08 Graham Stott <grahams@redhat.com>
8119 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
8120 (C_TYPE_FIELDS_VOLATILE): Likewise.
8121 (C_TYPE_BEING_DEFINED): Likewise.
8122 (C_IS_RESERVED_WORD): Likewise.
8123 (C_TYPE_VARIABLE_SIZE): Likewise.
8124 (C_DECL_VARIABLE_SIZE): Likewise.
8125 (C_MISSING_PROTOTYPE_WARNED): Likewise.
8126 (C_SET_EXP_ORIGINAL_CODE): Likewise.
8127 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
8129 (C_DECL_ANTICIPATED): Likewise.
8130 (c_build_type_variant): Add parenthesis.
8132 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
8134 * gcc.c (option_map): Remove --version.
8135 (process_command): Handle -fversion following the GNU Coding
8136 Standards. Partially addresses PR other/704.
8138 2002-01-08 Graham Stott <grahams@redhat.com>
8140 * combine.c (combine_instructions): Fix typo.
8142 2002-01-08 Graham Stott <grahams@redhat.com>
8144 * debug.h: Use "tree" and "rtx" throughout.
8146 * debug.c: Likewise.
8148 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
8150 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
8151 constant pool, use the pool's version of the symbol instead.
8153 2002-01-07 Richard Henderson <rth@redhat.com>
8155 * regrename.c (find_oldest_value_reg): Ignore the value chain if
8156 the original register was copied in a mode with a fewer number of
8157 hard registers than the desired mode.
8158 (copyprop_hardreg_forward_1): Likewise.
8159 (debug_value_data): Fix loop test.
8160 * toplev.c (parse_options_and_default_flags): Reenable
8161 -fcprop-registers at -O1.
8163 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8165 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
8166 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
8168 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
8171 * config/rs6000/rs6000.md: Add altivec predicate patterns.
8173 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
8175 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
8176 (pa_output_function_prologue): Output local label at the beginning of
8177 the prologue when profiling.
8178 (hppa_profile_hook): Use the local label rather than the function label.
8179 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
8181 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8183 * config/rs6000/rs6000.c (print_operand): Remove extra space.
8184 (altivec_expand_unop_builtin): Fix thinko.
8185 (altivec_expand_binop_builtin): Same.
8186 (altivec_expand_ternop_builtin): Same.
8187 (altivec_expand_builtin): Same.
8189 2002-01-07 Richard Henderson <rth@redhat.com>
8191 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
8193 2002-01-07 Jason Merrill <jason@redhat.com>
8195 * unwind-dw2.c (execute_cfa_program): Use < again.
8197 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8199 * predict.c (combine_predictions_for_insn): Avoid division by zero.
8201 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8203 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
8204 Don't allow -1 - x -> ~x simplifications in the first pass.
8206 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8208 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
8210 (altivec_expand_binop_builtin): Same.
8211 (altivec_expand_unop_builtin): Same.
8212 (print_operand): Fix typo.
8213 (bdesc_1arg): Add vupk* variants.
8215 * rs6000.h (rs6000_builtins): Add vupk* enums.
8217 * rs6000.md: Add altivec_vupk* variants.
8219 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
8221 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
8222 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
8223 and last update dates.
8225 2002-01-07 Janis Johnson <janis187@us.ibm.com>
8227 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
8229 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
8231 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
8232 * config/avr/avr.h (CPP_SPEC): Likewise.
8233 (LINK_SPEC): Likewise.
8234 (CRT_BINUTILS_SPECS): Likewise.
8235 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8236 * doc/invoke.texi (AVR Options): Document them.
8238 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
8240 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
8243 2002-01-07 Graham Stott <grahams@redhat.com>
8245 * config/i386/i386.h: Update copyright date.
8246 (HALF_PIC_PTR): Add parenthesis.
8247 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
8248 (CONSTANT_ALIGNMENT): Add parenthesis.
8249 (DATA_ALIGNMENT): Likewise.
8250 (LOCAL_ALIGNMENT): Likewise.
8251 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
8252 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
8253 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
8254 (HARD_REGNO_NREGS): Add paranethesis.
8255 (VALID_SSE_REG_MODE): Whitespace.
8256 (VALID_MMX_REG_MODE): Whitespace.
8257 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
8258 (ix86_hard_regno_mode_ok): Add parenthesis.
8259 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
8260 (RETURN_IN_MEMORY): Whitespace.
8261 (N_REG_CLASSES): Add parenthesis.
8262 (INTEGER_CLASS_P): Add parenthesis and wrap.
8263 (FLOAT_CLASS_P): Likewise.
8264 (SSE_CLASS_P): Likewise.
8265 (MMX_CLASS_P): Likewise.
8266 (MAYBE_INTEGER_CLASS_P): Likewise.
8267 (MAYBE_FLOAT_CLASS_P): Likewise.
8268 (MAYBE_SSE_CLASS_P): Likewise.
8269 (MAYBE_MMX_CLASS_P): Likewise.
8270 (Q_CLASS_P): Likewise.
8271 (GENERAL_REGNO_P): Uppercase macro parameter.
8272 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
8273 (FP_REGNO_P): Likewise.
8274 (ANY_FP_REGNO_P): Uppercase macro parameter.
8275 (SSE_REGNO_P): Likewise.
8276 (SSE_REGNO): Likewise.
8277 (SSE_REG_P): Likewise.
8278 (SSE_FLOAT_MODE_P): Likewise.
8279 (MMX_REGNO_P): Likewise.
8280 (MMX_REG_P):Likewise.
8281 (STACK_REG_P): Likewise.
8282 (NON_STACK_REG_P): Likewise.
8283 (STACK_TOP_P): Likewise.
8284 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
8285 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
8286 (SECONDARY_MEMORY_NEEDED): Likewise.
8287 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
8288 (MD_ASM_CLOBBERS): Whitespace and wrap.
8289 (MUST_PASS_IN_STACK): Whitespace and wrap.
8290 (RETURN_POPS_ARGS): Add parenthesis.
8291 (INIT_CUMULATIVE_ARGS): Likewise.
8292 (FUNCTION_ARG): Likewise.
8293 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
8294 (SETUP_INCOMING_VARARGS): Likewise.
8295 (BUILD_VA_LIST_TYPE): Add parenthesis.
8296 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
8298 (EXPAND_BUILTIN_VA_ARG): Likewise.
8299 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
8300 (INITIALIZE_TRAMPOLINE): Add parenthesis.
8301 (INITIAL_ELIMINATION_OFFSET): Likewise.
8302 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
8303 (REGNO_OK_FOR_BASE_P): Likewise.
8304 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
8305 (REGNO_OK_FOR_DIREG_P): Likewise.
8306 (REG_OK_FOR_INDEX_P): Whitespace.
8307 (REG_OK_FOR_BASE_P): Whitespace.
8308 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
8310 (FIND_BASE_TERM): Fix typo.
8311 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
8312 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
8313 (SYMBOLIC_CONST; Whitespace.
8314 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
8315 (ENCODE_SECTION_INFO): Whitespace.
8316 (FINALIZE_PIC): Remove do { ... } while (0).
8317 (PROMOTE_MODE): Wrap in do { ... } while (0).
8318 (CONST_COSTS): Whitespace.
8319 (RTX_COSTS): Add paramethesis, whitespace and wrap.
8320 (REGISTER_MOVE_COST): Add parenthesis.
8321 (MEMORY_MOVE_COST): Likewise.
8322 (EXTRA_CC_MODES): Whitespace.
8323 (SELECT_CC_MODE): Add parenthesis and whitespace.
8324 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
8325 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
8326 (ASM_OUTPUT_LABEL): Add paramethesis.
8327 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
8328 (ASM_OUTPUT_REG_POP): Likewise.
8329 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
8330 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8332 * config/i386/i386.c: Update copyright.
8333 (CHECK_STACK_LIMIT): Add parenthesis.
8334 (AT_BP): Uppercase macro parameter.
8335 (x86_64_int_parameter_registers): Constify.
8336 (x86_64_int_return_registers): Likewise.
8337 (ix86_compare_op0): Use rtx.
8338 (construct_container): Constify INTREG parameter.
8339 (function_arg): Use rtx.
8341 * diagnostic.h: Update copyright date.
8342 (output_buffer_state): Add parenthesis.
8343 (output_buffer_format_args): Likewise.
8345 * combine.c (combine_instructions): Replace XEXP (links, 0)
8348 2002-01-06 H.J. Lu <hjl@gnu.org>
8350 * cfgcleanup.c (thread_jump): Fix 2 typos.
8352 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
8354 * config.gcc: Add support for --enable-altivec.
8356 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8358 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
8360 2002-01-06 Jakub Jelinek <jakub@redhat.com>
8362 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
8363 __objc_class_name_*.
8365 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8367 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
8369 2002-01-06 Richard Henderson <rth@redhat.com>
8371 * reorg.c (emit_delay_sequence): Remove death notes, not merely
8372 nop them out. Increment label reference count for REG_LABEL.
8373 (fill_slots_from_thread): Frob label reference count around
8374 delete_related_insns.
8376 2002-01-05 Richard Henderson <rth@redhat.com>
8378 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
8381 2002-01-05 Richard Henderson <rth@redhat.com>
8383 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
8384 * integrate.c (output_inline_function): Likewise.
8385 * toplev.c (rest_of_compilation): Do it here instead. Move call
8386 to remove_unnecessary_notes after emitting abstract instance.
8387 Force an emitted nested function to have its parent emited as well.
8388 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
8390 (rtl_for_decl_location): Do not look at reload data structures
8391 before reload has run.
8393 2002-01-05 Kazu Hirata <kazu@hxi.com>
8395 * cse.c: Fix formatting.
8396 * dwarf2asm.c: Likewise.
8397 * dwarf2out.c: Likewise.
8398 * explow.c: Likewise.
8399 * expmed.c: Likewise.
8400 * function.c: Likewise.
8402 * gencheck.c: Likewise.
8403 * genrecog.c: Likewise.
8404 * ggc-common.c: Likewise.
8405 * ggc-page.c: Likewise.
8406 * global.c: Likewise.
8408 2002-01-05 Kazu Hirata <kazu@hxi.com>
8410 * combine.c: Fix formatting.
8412 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
8415 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
8417 2002-01-05 David Edelsohn <edelsohn@gnu.org>
8419 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
8420 as 1 for __powerpc64__ as well.
8422 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
8424 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
8427 2002-01-05 Daniel Berlin <dan@dberlin.org>
8429 * lcm.c: Revert change, due to performance regression it causes on
8430 SPEC because it's slightly more conservative (sigh, I hate
8433 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
8435 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
8437 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8439 * doc/cppinternals.texi: Update.
8441 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
8443 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
8444 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
8446 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
8447 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
8448 kludge for pre-october-14th mmix versions to handle new-found bug
8449 with PUSHJ/PUSHGO and the register stack.
8450 * config/mmix/mmix.h (struct machine_function): Rename member
8451 has_call_value_without_parameters to has_call_without_parameters.
8452 All referers changed.
8453 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
8454 TARGET_MASK_BRANCH_PREDICT): New macros.
8455 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
8456 -mno-reg-stack-fill-bug-workaround.
8457 * config/mmix/mmix.md ("call"): Set struct machine member
8458 has_call_without_parameters.
8460 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
8462 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
8464 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
8466 * cfgcleanup.c: Include tm_p.h
8467 (mark_effect): Fix handling of hard register; fix handling of SET
8469 2002-01-04 Kazu Hirata <kazu@hxi.com>
8471 * config/h8300/h8300.md (anonymous patterns): Check that
8472 operands are registers before using REGNO on them.
8474 2002-01-03 Roland McGrath <roland@frob.com>
8476 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
8478 2002-01-04 Jakub Jelinek <jakub@redhat.com>
8480 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
8481 * c-common.h (genrtl_expr_stmt_value): Likewise.
8482 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
8483 (expand_expr_stmt_value): Add maybe_last argument.
8484 Don't warn about statement with no effect if it is the last statement
8485 in expression statement.
8486 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
8487 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
8488 expand_expr_stmt_value.
8489 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
8490 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
8491 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
8492 as maybe_last to expand_expr_stmt_value.
8494 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
8496 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
8497 be passed in, do not build it.
8498 (c_begin_if_stmt): New function.
8499 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8500 * c-common.h (c_expand_start_cond): Update prototype.
8501 (c_begin_if_stmt): Prototype new function.
8502 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8503 * c-parse.in (if_prefix): Use c_begin_if_stmt,
8504 c_begin_while_stmt and c_finish_while_stmt_cond.
8506 2002-01-04 William Cohen <wcohen@redhat.com>
8508 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
8509 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8510 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8511 * config/pa/som.h (ASM_FILE_START): Likewise.
8513 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
8515 * lcm.c: Include df.h.
8516 Add available_transfer_function prototype.
8517 (compute_available): Rework to use iterative dataflow framework.
8518 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
8519 with bb_info in df.h
8520 (available_transfer_function): New function.
8522 * Makefile.in (lcm.o): add df.h to dependencies.
8524 2002-01-04 Richard Henderson <rth@redhat.com>
8526 * config/alpha/alpha.c (some_operand): Accept HIGH.
8527 (input_operand): Likewise; accept simple references to globals.
8528 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
8529 (alpha_const_double_ok_for_letter_p): Likewise.
8530 (alpha_extra_constraint): Likewise.
8531 (alpha_preferred_reload_class): Likewise. Do not force
8532 symbolic constants to memory.
8533 (alpha_legitimate_address_p): Accept simple references
8534 to small_symbolic_operand.
8535 (alpha_legitimize_address): New arg scratch. Be prepared to be
8536 called when no_new_pseudos. Emit simple symbolic references.
8537 Split integers into low, high, and rest.
8538 (alpha_expand_mov): Use alpha_legitimize_address.
8539 (some_small_symbolic_mem_operand): New.
8540 (split_small_symbolic_mem_operand): New.
8541 * config/alpha/alpha-protos.h: Update.
8542 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
8543 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8544 (EXTRA_CONSTRAINT): Likewise.
8545 (PREFERRED_RELOAD_CLASS): Likewise.
8546 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
8547 (PREDICATE_CODES): Update.
8548 * config/alpha/alpha.md: New post-reload splitters to convert
8549 simplfied symbolic operands to the form that references $29.
8550 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
8551 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
8553 2002-01-03 Richard Henderson <rth@redhat.com>
8555 * local-alloc.c (function_invariant_p): Update commentary.
8557 2002-01-04 H.J. Lu <hjl@gnu.org>
8559 * toplev.c (rest_of_compilation): Fix a typo when calling
8562 2002-01-03 Kazu Hirata <kazu@hxi.com>
8564 * c-common.c: Fix formatting.
8565 * diagnostic.c: Likewise.
8566 * doloop.c: Likewise.
8567 * dwarf2out.c: Likewise.
8569 2002-01-03 Kazu Hirata <kazu@hxi.com>
8571 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
8572 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
8574 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8576 * cpperror.c: Update comments and copyright.
8577 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
8578 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
8580 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8582 * collect2.c (main): Use strcmp when testing for "-shared".
8584 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8586 * cppmacro.c: Don't include intl.h. Update comments.
8587 (new_number_token): Allocate enough buffer for 64-bit unsigned
8588 integers; update prototype.
8589 * cppmain.c: Update comments.
8591 2002-01-03 William Cohen <wcohen@redhat.com>
8593 * function.h (struct function): Add profile.
8594 (current_function_profile): New.
8595 doc/extend.texi: Update documentation.
8596 * final.c (final_start_function): Use current_function_profile
8597 instead of profile_flag.
8598 (profile_after_prologue): Likewise.
8599 * function.c (expand_function_start): Likewise.
8600 (expand_function_start): Likewise.
8601 * config/alpha/alpha.c (direct_call_operand):
8602 (alpha_does_function_need_gp): Likewise.
8603 (alpha_expand_prologue): Likewise.
8604 * config/arm/arm.c (arm_expand_prologue): Likewise.
8605 thumb_expand_prologue: Likewise.
8606 * config/d30v/d30v.c (d30v_stack_info): Likewise.
8607 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
8608 (fr30_expand_prologue): Likewise.
8609 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8610 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
8611 * config/i386/i386.h (FINALIZE_PIC): Likewise.
8612 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8613 * config/i960/i960.c (i960_output_function_prologue): Likewise.
8614 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
8615 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
8616 (m32r_expand_prologue): Likewise.
8617 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
8618 (m88k_expand_prologue): Likewise.
8619 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
8620 * config/mips/mips.c (compute_frame_size): Likewise.
8621 (mips_expand_prologue): Likewise.
8622 (mips_can_use_return_insn): Likewise.
8623 * config/pa/elf.h (ASM_FILE_START): Likewise.
8624 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8625 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8626 * config/pa/som.h (ASM_FILE_START): Likewise.
8627 * config/romp/romp.c (romp_using_r14): Likewise.
8628 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
8629 (rs6000_stack_info): Likewise.
8630 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8631 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
8632 * config/v850/v850.c (compute_register_save_size): Likewise.
8634 2002-01-03 Jakub Jelinek <jakub@redhat.com>
8636 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
8637 gen_lowpart_common fails, use gen_lowpart_SUBREG.
8639 2002-01-03 Turly O'Connor <turly@apple.com>
8641 * darwin.c (machopic_output_possible_stub_label): Don't generate
8642 stub routines for pseudo-stubs which we've just defined.
8644 2002-01-03 Kazu Hirata <kazu@hxi.com>
8646 * builtins.c: Fix formatting.
8647 * c-typeck.c: Likewise.
8648 * combine.c: Likewise.
8652 2002-01-03 Andreas Schwab <schwab@suse.de>
8654 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
8655 and return true if _cpp_push_next_buffer pushed a new include
8657 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
8658 _cpp_pop_file_buffer did not push a new file.
8659 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
8661 2002-01-02 Eric Christopher <echristo@redhat.com>
8663 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
8664 FIND_REG_INC_NOTE call. Update copyright.
8665 * loop.c (canonicalize_condition): Ditto.
8666 * reorg.c (delete_scheduled_jump): Ditto.
8668 2002-01-03 Kazu Hirata <kazu@hxi.com>
8670 * gcse.c: Fix formatting.
8672 2002-01-03 Graham Stott <grahams@redhat.com>
8674 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
8675 forward defs for struct tags rtx_def, union_tree, rtvec_def
8676 also output corresponding typedefs for rtx, tree, and rtvec.
8678 * system.h: Move forward defs for struct tags rtx_def, union_tree,
8679 rtvec_def along with corresponding typedefs for rtx, tree, and
8680 rtvec to config.h, hconfig.h, tconfig.h.
8682 2002-01-03 Graham Stott <grahams@redhat.com>
8684 * tree.h: Update copyright date.
8685 (IS_EXPR_CODE_CLASS): Add parenthesis.
8686 (TREE_SET_CODE): Add whitespace.
8687 (TREE_CHECK): Add parenthesis.
8688 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
8689 (CST_OR_CONSTRUCTOR_CHECK):
8690 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
8691 (TREE_SYMBOL_REFERENCED): Whitespace.
8692 (INT_CST_LT): Likewise.
8693 (INT_CST_LT_UNSIGNED): Likewise.
8694 (tree_real_cst): Unwrap comment.
8695 (tree_string): Likewise.
8696 (tree_complex): Likewise.
8697 (IDENTIFIER_POINTER): correct cast.
8698 (SAVE_EXPR_CONTEXT): Whitespace.
8699 (EXPR_WFL_FILENAME_NODE): Likewise.
8700 (EXPR_WFL_FILENAME): Remove parenthesis.
8701 (DECL_ORIGIN): Add parenthesis.
8702 (DECL_FROM_INLINE): Use NULL_TREE.
8703 (build_int_2): Whitespace.
8704 (build_type_variant): Add parenthesis.
8706 * gcc/jcf-parse.c: Update copyright date.
8707 (yyparse): Constify resource_filename.
8709 2002-01-03 Graham Stott <grahams@redhat.com>
8711 * rtl.h: Update copyright date.
8712 (RTL_CHECK1): Wrap long line.
8713 (RTL_CHECK2): Likewise.
8714 (RTL_CHECKC1): Wrap long line and whitespace.
8715 (RTL_CHECKC2): Likewise.
8716 (XWINT): Whitespace.
8722 (XBITMAP): Likewise.
8733 (X0BITMAP): Likewise.
8735 (X0BBDEF): Likewise.
8736 (X0ADVFLAGS): Likewise.
8737 (X0CSELIB): Likewise.
8738 (X0MEMATTR): Likewise.
8746 (XCBITMAP): Likewise.
8748 (XCBBDEF): Likewise.
8749 (XCADVFLAGS): Likewise.
8750 (XCCSELIB): Likewise.
8752 (INSN_UID): Likewise.
8753 (PREV_INSN): Likewise.
8754 (PATTERN): Likewise.
8755 (INSN_CODE): Likewise.
8756 (PUT_REG_NOTE_KIND): Likewise.
8757 (CODE_LABEL_NUMBER): Likewise.
8758 (NOTE_SOURCE_FILE): Likewise.
8759 (NOTE_BLOCK): Likewise.
8760 (NOTE_EH_HANDLER): Likewise.
8761 (NOTE_RANGE_INFO): Likewise.
8762 (NOTE_LIVE_INFO): Likewise.
8763 (NOTE_BASIC_BLOCK): Likewise.
8764 (NOTE_EXPECTED_VALUE): Likewise.
8765 (NOTE_LINE_NUMBER): Likewise.
8766 (LABEL_NAME): Likewise.
8767 (LABEL_NUSES): Likewise.
8768 (LABEL_ALTERNATE_NAME): Likewise.
8769 (ADDRESSOF_DECL): Likewise.
8770 (JUMP_LABEL): Likewise.
8771 (LABEL_NEXTREF): Likewise.
8773 (ORIGINAL_REGNO: Likewise.
8774 (HARD_REGISTER_NUM_P): Add parenthesis.
8775 (SUBREG_REG): Whitespace.
8776 (SUBREG_BYTE): Likewise.
8777 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
8778 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
8779 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
8780 (ASM_OPERANDS_INPUT_VEC): Likewise.
8781 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
8782 (ASM_OPERANDS_INPUT): Likewise.
8783 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
8784 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
8785 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
8786 (ASM_OPERANDS_INPUT_MODE): Likewise.
8787 (ASM_OPERANDS_SOURCE_FILE): Likewise.
8788 (ASM_OPERANDS_SOURCE_LINE): Likewise.
8789 (MEM_SET_IN_STRUCT_P): Minor reformat.
8790 (TRAP_CONDITION): Whitespace.
8791 (TRAP_CODE): Likewise.
8792 (COND_EXEC_TEST): Likewise.
8793 (COND_EXEC_CODE): Likewise.
8794 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
8795 (PHI_NODE_P): Add parenthesis.
8796 (plus_constant): Whitespace and add parenthesis.
8798 2002-01-03 Kazu Hirata <kazu@hxi.com>
8800 * config/avr/avr.c: Fix comment typos.
8801 * config/c4x/c4x.md: Likewise.
8802 * config/dsp16xx/dsp16xx.h: Likewise.
8803 * config/dsp16xx/dsp16xx.md: Likewise.
8804 * config/i386/i386.md: Likewise.
8805 * config/ia64/ia64.c: Likewise.
8806 * config/m32r/m32r.h: Likewise.
8807 * config/m68hc11/m68hc11.md: Likewise.
8808 * config/mmix/mmix.c: Likewise.
8809 * config/mn10200/mn10200.c: Likewise.
8810 * config/romp/romp.c: Likewise.
8811 * config/sh/sh.c: Likewise.
8812 * config/stormy16/stormy16.c: Likewise.
8813 * config/stormy16/stormy16.h: Likewise.
8814 * config/stormy16/stormy16.md: Likewise.
8816 2002-01-03 Graham Stott <grahams@redhat.com>
8818 * loop.h: Update copyright date.
8819 (LOOP_MOVABLES): Fix typo.
8820 (LOOP_REGS): Likewise.
8821 (LOOP_IVS): Likewise.
8823 2002-01-03 Graham Stott <grahams@redhat.com>
8825 * cppinit.c: Update copyright date.
8826 Don't include output.h
8827 * Makefile.in: Update copyright date.
8830 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
8833 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
8834 (-pthread) Add to RS/6000 options.
8836 2002-01-02 Kazu Hirata <kazu@hxi.com>
8838 * except.c: Fix comment typos.
8840 * varasm.c: Likewise.
8841 * doc/tm.texi: Fix a typo.
8843 2002-01-02 Jakub Jelinek <jakub@redhat.com>
8845 * c-typeck.c (output_init_element): Allow initializing static storage
8846 duration objects with compound literals.
8848 2002-01-02 Richard Henderson <rth@redhat.com>
8850 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
8853 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8855 * gcc.c (default_compilers): Const-ify.
8856 * mips-tdump.c (stab_names): Likewise.
8857 * mips-tfile.c (map_coff_types, map_coff_storage,
8858 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
8859 pseudo_ops_t, pseudo_ops): Likewise.
8860 * protoize.c (default_include): Likewise
8862 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
8863 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
8864 Add array size in declaration.
8865 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
8866 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
8867 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
8868 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
8869 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
8870 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
8871 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
8872 emtens, make_nan): Const-ify.
8873 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
8874 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
8876 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
8878 * config.gcc (ia64-*-*): Set extra_headers.
8879 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
8880 * config/alpha/t-osf: Remove.
8881 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
8883 2002-01-02 David Edelsohn <edelsohn@gnu.org>
8885 * config/rs6000/t-aix43: Revert previous change.
8887 2002-01-02 Jason Merrill <jason@redhat.com>
8889 * c-decl.c (c_expand_body): Call outlining_inline_function when
8890 emitting an inline function out of line.
8892 2002-01-02 Richard Henderson <rth@redhat.com>
8894 * dwarf2out.c (limbo_die_node): Add created_for member.
8895 (new_die): New argument created_for. Update all callers.
8896 (mark_limbo_die_list): New.
8897 (dwarf2out_init): Register limbo_die_list as a root.
8898 (dwarf2out_finish): Force insert limbo dies into their function
8901 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
8904 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
8906 2002-01-02 Kazu Hirata <kazu@hxi.com>
8908 * config/h8300/fixunssfsi.c: Update copyright.
8911 * config/h8300/h8300.c: Update copyright.
8914 2002-01-02 Kazu Hirata <kazu@hxi.com>
8916 * config/romp/romp.c: Fix comment formatting.
8917 * config/romp/romp.h: Likewise.
8918 * config/romp/romp.md: Likewise.
8919 * config/s390/s390.c: Likewise.
8920 * config/stormy16/stormy16.c: Likewise.
8921 * config/stormy16/stormy16.h: Likewise.
8923 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
8925 * c-common.h (genrtl_expr_stmt_value): Declare.
8926 * c-semantics.c (genrtl_goto_stmt): Redirect to...
8927 (genrtl_goto_stmt_value): ... this new function. Pass new
8928 argument down to expand_expr_stmt_value, taking
8929 TREE_ADDRESSABLE into account.
8930 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
8931 STMT_EXPR as addressable, i.e., one whose result we want.
8932 * expr.c (expand_expr): Don't save expression statement value
8933 of labeled_blocks or loop_exprs.
8934 * stmt.c (expand_expr_stmt): Redirect to...
8935 (expand_expr_stmt_value): ... this new function. Use new
8936 argument to tell whether to save expression value.
8937 (expand_end_stmt_expr): Reset last_expr_type and
8938 last_expr_value if we don't have either.
8939 * tree-inline.c (declare_return_variable): Mark its use
8940 statement as addressable.
8941 * tree.h: Document new use of TREE_ADDRESSABLE.
8942 (expand_expr_stmt_value): Declare.
8944 2002-01-01 Tom Rix <trix@redhat.com>
8946 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8947 rs6000_emit_allocate_stack.
8949 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8951 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8952 ${srcdir}/ginclude/ to every entry in extra_headers.
8953 * configure: Regenerate.
8954 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8955 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8956 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8957 * ginclude/proto.h: Rename to config/convex/proto.h.
8959 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8961 * attribs.c (handle_vector_size_attribute): Use host_integerp
8962 and tree_int_cst; remove warnings.
8963 * caller-save.c (insert_restore): Add cast to get rid of warning.
8964 (insert_save): Likewise.
8965 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8966 * regmove.c (find_matches): Add temporary var to kill a warning.
8968 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8970 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8971 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8972 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8973 (vms-dwarf2eh.o): Add Makefile rule.
8974 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8975 * config/alpha/vms-dwarf2eh.asm: New file.
8977 * gcc.c (delete_if_ordinary): Delete all versions.
8979 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8981 * config/mmix/mmix.md: Update FIXME to not mention
8983 (MMIX_rJ_REGNUM): New define_constants constant.
8984 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8985 "*movdicc_real"): Adjust contraints formatting.
8986 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8987 for branch prediction.
8988 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8990 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8991 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8992 number. Delete related FIXMEs.
8993 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8994 from number to MMIX_rJ_REGNUM.
8995 (TARGET_MASK_BRANCH_PREDICT): New.
8996 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8997 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8998 value. Add -mbranch-predict and -mno-branch-predict.
8999 (TARGET_VERSION): Drop date.
9000 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
9001 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
9002 for finding out global symbols.
9003 (mmix_asm_output_labelref): Revert condition for global symbol.
9004 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
9005 (mmix_print_operand_punct_valid_p): A '+' is valid.
9007 See ChangeLog.6 for earlier changes.