1 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3 * c-common.c (c_expand_expr): Fix prototype.
4 * c-common.h (c_expand_expr): Always declare, update.
5 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6 * c-objc-common.c (c_objc_common_init): No global hook.
7 * expr.c (expand_expr): Use langhook.
8 * expr.h (enum expand_modifier): Conditionally declare.
9 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
10 (LANG_HOOKS_INITIALIZER): Update.
11 * langhooks.c (lhd_expand_expr): New.
12 * langhooks.h (struct lang_hooks): New hook.
13 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
14 (lang_independent_init): Don't default hook.
16 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
18 2002-03-27 Richard Henderson <rth@redhat.com>
21 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
22 TARGET_CONST_GP. Simplify conditions.
24 2002-03-27 Richard Henderson <rth@redhat.com>
26 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
27 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
28 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
30 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
32 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
33 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
34 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
35 Remove unnecessary masks.
36 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
37 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
38 -mwindows, -mdll switches and their negations.
40 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
42 * gcc-common.c (lang_mark_false_label_stack): Remove.
43 * ggc.h (lang_mark_false_label_stack): Similarly.
45 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
47 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
49 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
50 or __rtems_ is defined.
52 2002-03-26 Richard Henderson <rth@redhat.com>
54 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
55 if a non-trivial load was emitted.
56 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
57 in high+extra+low case.
59 2002-03-26 Richard Henderson <rth@redhat.com>
61 * config.gcc (sparc*-solaris): Use float_format=sparc.
63 2002-03-26 Richard Henderson <rth@redhat.com>
65 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
66 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
67 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
68 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
69 (WINT_TYPE_SIZE): Fix at 32.
71 2002-03-26 Richard Henderson <rth@redhat.com>
73 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
74 until after eh landing pad generation.
75 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
76 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
78 2002-03-26 Richard Henderson <rth@redhat.com>
80 * expr.h (ADD_PARM_SIZE): One more convert for INC.
82 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
84 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
86 (cc1_options): Likewise.
88 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
90 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
91 Restore more of the signal context. Set no_reg_stack_frame.
92 * config/ia64/unwind-ia64.c (unw_state_record):
93 Add no_reg_stack_frame, comments.
94 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
95 (uw_update_context): Adjust bsp when unwinding from leaf,
98 2002-03-26 David Edelsohn <edelsohn@gnu.org>
100 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
102 2002-03-26 Bob Wilson <bob.wilson@acm.org>
104 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
106 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
109 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
110 "Add a pool_range attribute", which was lost during the ARM/Thumb
113 2002-03-26 Bob Wilson <bob.wilson@acm.org>
115 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
116 a register into the MAC16 accumulator.
118 2002-03-26 Andrew Cagney <ac131313@redhat.com>
120 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
121 (Warning Options): Document -Wswitch-enum.
122 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
124 (warn_switch_enum): Define variables.
125 * flags.h (warn_switch_enum): Declare variables.
126 * stmt.c (expand_end_case_type): When warn_switch_enum /
127 -Wswitch-enum, perform switch checks.
130 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
132 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
133 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
134 (reload_muladdsi_compare0_scratch): Delete.
136 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
138 * doc/install.texi (*-*-freebsd*): Update.
140 2002-03-26 Richard Henderson <rth@redhat.com>
142 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
143 (SUB_PARM_SIZE): Cast DEC to ssizetype.
145 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
146 types from the normal argument frame.
148 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
149 variable sized objects by reference.
150 (sparc_va_arg): Receive them by reference too.
152 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
154 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
155 code to not restoring global registers.
157 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
159 * Makefile.in (ggc-common.o): Update.
160 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
161 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
162 * c-tree.h (c_mark_tree): New.
163 * ggc-common.c: Include langhooks.h.
164 (gcc_mark_trees): Use new langhook.
165 * ggc-callbacks.c: Delete file.
166 * ggc.h (lang_mark_tree): Remove.
167 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
168 (LANG_HOOKS_INITIALIZER): Update.
169 * langhooks.h (struct lang_hooks): New hook.
171 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
173 2002-03-25 Zack Weinberg <zack@codesourcery.com>
175 * doc/cpp.texi: Exclude entire Top node from printed manual.
176 Move option index after directive index. Insert page breaks
177 before GFDL and concept index. Index environment variables
178 with command line options.
179 * doc/cppenv.texi: Use @vtable for environment variable list.
180 Add paragraph explaining semantics of empty elements in path
181 variables. Exclude a cross-reference to Fishkill from the
182 manpage. Remove an unnecessary cross-reference of the entry
183 right above the referer. Don't use @anchor in text that goes
185 * doc/cppopts.texi: Cross-reference the environment variables
186 section, not the specific environment variable, for consistency.
188 2002-03-25 Richard Henderson <rth@redhat.com>
190 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
191 anywhere in the block. Don't refer to insns that have been
192 removed from the chain. Iterate backward through the new insns.
193 Don't refer to edges that have been removed.
195 2002-03-26 Alan Modra <amodra@bigpond.net.au>
197 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
198 test for overflow of constant.
200 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
203 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
204 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
205 these patterns on arm_archv4.
207 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
209 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
212 2002-03-25 Zack Weinberg <zack@codesourcery.com>
214 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
215 float_handled, float_handler, float_signal, set_float_handler,
216 and do_float_handler. Set handler for SIGFPE to crash_signal.
217 * toplev.h: Don't prototype do_float_handler.
219 * c-lex.c: Fold parse_float into lex_number. Make warning
220 about portability of hex float constants more informative, and
221 don't issue it on top of a syntax error.
222 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
224 * real.h: Define REAL_VALUE_ABS here...
225 * simplify-rtx.c: ... not here. Fold check_fold_consts,
226 simplify_unary_real, simplify_binary_real, and
227 simplify_binary_is2orm1 into their callers.
228 * tree.c: Fold build_real_from_int_cst_1 into caller.
230 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
232 * tsystem.h: Include float.h here...
233 * libgcc2.c: ... not here.
235 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
237 Fixes for: PR bootstrap/3591, target/5676
238 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
239 defined. Do not disable exceptions or rtti.
240 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
241 mcore.h. Disable exceptions and rtti, since they are not
244 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
246 * c-decl.c (maybe_build_cleanup): Remove.
247 * expr.c (expand_expr): Use langhook.
248 * langhooks-def.h (lhd_return_null_tree,
249 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
250 (LANGHOOKS_INITIALIZER): Update.
251 * langhooks.c (lhd_return_null_tree): New.
252 * langhooks.h (struct lang_hooks): New hook.
253 * tree-inline.c (initialize_inlined_parameters): Use langhook.
254 * tree.h (maybe_build_cleanup): Remove.
256 2002-03-25 Jakub Jelinek <jakub@redhat.com>
258 * regrename.c (build_def_use): Move recog_memoized
261 2002-03-25 Jakub Jelinek <jakub@redhat.com>
264 * expr.c (emit_group_store): Handle storing into CONCAT.
266 2002-03-25 Jakub Jelinek <jakub@redhat.com>
268 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
269 corresponding MATCH_DUP.
271 2002-03-24 Richard Henderson <rth@redhat.com>
273 * unroll.c (unroll_loop): Zero label_map.
275 * gcse.c: Include except.h.
276 * Makefile.in (gcse.o): Update.
278 2002-03-24 Richard Henderson <rth@redhat.com>
280 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
281 Do resolve_unique_section before shared data clause.
283 2002-03-24 Richard Henderson <rth@redhat.com>
285 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
287 2002-03-24 Richard Henderson <rth@redhat.com>
289 * recog.c (peephole2_optimize): Split blocks when EH insns are
290 generated in the middle of a block. Do global life update if
293 2002-03-24 Richard Henderson <rth@redhat.com>
295 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
297 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
300 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
301 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
302 (init_dependency_output): Don't make no_output decision here.
304 2002-03-24 Andrew Cagney <ac131313@redhat.com>
306 * stmt.c (check_for_full_enumeration_handling): Remove tests of
307 warn_switch. Update description.
308 (expand_end_case_type): Call check_for_full_enumeration_handling
311 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
313 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
314 (m68hc11_split_move): Call it to see if the source and destination
315 operands use the same direction auto inc/dec mode, otherwise make the
316 source an offsetable memory operand and generate an add.
318 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
320 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
321 register for operand 2.
322 ("*subsi3_zero_extendqi"): Likewise.
323 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
324 bits so that it is compatible with a pop.
325 ("*andhi3_gen"): Likewise.
326 ("xorhi3"): Likewise.
328 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
330 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
332 (cpp_post_options): ... not here.
334 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
335 Aldy Hernandez <aldyh@redhat.com>
337 Removal of separate preprocessor cpp0.
339 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
340 cpp0, install-common): Update.
341 * c-common.c (flag_preprocess_only): New.
342 (c_common_init): Preprocess for -E.
343 * c-common.h (flag_preprocess_only): New.
344 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
345 * c-objc-common.c (c_init_decl_processing): Exit quickly
346 for NULL return from c_common_init.
347 * cpplib.h (cpp_preprocess_file): New.
348 * cppmain.c (main, general_init, pfile, progname): Remove.
349 (do_preprocessing): Rename cpp_preprocess_file, don't call
350 cpp_finish. Don't close stdout here.
351 (setup_callbacks): Update prototype.
352 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
354 * tradcpp.c (main): Ignore -quiet.
356 * lang-specs.h (default_compilers): Preprocess with cc1obj.
358 2002-03-24 Richard Henderson <rth@redhat.com>
361 * machmode.def: Add inner mode field to complex modes.
362 * config/mips/mips.c (mips_function_value): Always define. Add
363 new argument to handle libcalls.
364 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
365 (FUNCTION_VALUE): Likewise.
366 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
367 * config/mips/mips-protos.h: Update.
369 2002-03-23 Richard Henderson <rth@redhat.com>
371 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
372 * config/sparc/sparc-protos.h: Update.
373 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
375 2002-03-23 Richard Henderson <rth@redhat.com>
377 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
378 _start or _init begins the text segment.
380 2002-03-23 David Edelsohn <edelsohn@gnu.org>
382 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
384 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
386 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
389 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
390 operand argument to output_return_instruction.
391 * arm.c (arm_print_operand, case 'd'): If the operand is
392 const_true_rtx then just return.
393 (arm_print_operand, case 'D'): If the operand is const_true_rtx
396 2002-03-23 Andrew Cagney <ac131313@redhat.com>
398 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
399 (Warning Options): Document -Wswitch-default.
400 * toplev.c (W_options): Add -Wswitch-default. Update comment on
402 (warn_switch_default): Define variable.
403 (warn_switch): Update comment.
404 * flags.h (warn_switch_default): Declare variable.
405 (warn_switch): Update comment.
406 * stmt.c (expand_end_case): Check for and, when
407 warn_switch_no_default, warn of a missing default case.
409 2002-03-23 Alan Modra <amodra@bigpond.net.au>
411 * real.h (N): Special case 128 bit doubles.
413 * combine.c (simplify_comparison): When widening modes, ignore
414 sign extension on CONST_INTs.
416 2002-03-22 Bob Wilson <bob.wilson@acm.org>
418 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
419 passed to adjust_address. Fix comment formatting.
422 2002-03-22 Zack Weinberg <zack@codesourcery.com>
424 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
425 Always make REAL_VALUE_TYPE a struct containing an array of
426 HOST_WIDE_INT, not a double. Tidy up the code deciding how
427 big it is. Don't declare or use union real_extract.
429 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
430 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
431 (print_operand), config/arm/arm.c (output_move_double),
432 config/arm/arm.md (consttable_4, consttable_8),
433 config/romp/romp.c (output_fpops), config/s390/s390.h
434 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
435 (xtensa_output_literal): Don't use union real_extract.
437 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
438 (sfmode_constant_to_ulong), config/ns32k/merlin.h
439 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
440 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
441 (PRINT_OPERAND): Don't use local version of union
444 * config/convex/convex.c (check_float_value), config/vax/vax.c
445 (vax_float_literal), config/m88k/m88k.md (divdf3),
446 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
447 config/pdp11/pdp11.c (output_move_quad): Don't do host
448 arithmetic on target floating point quantities.
450 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
451 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
453 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
454 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
456 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
457 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
459 * print-rtl.c (print_rtx): Disable code which needs
460 floating-point emulator.
461 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
462 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
463 depending on HOST_FLOAT_FORMAT to be defined properly.
465 * config/1750a/1750a.c (get_double, float_label): Delete.
466 (print_operand): Delete huge commented-out chunk. Use
467 REAL_VALUE_TO_DECIMAL.
468 * config/1750a/1750a-protos.h: Delete prototypes of deleted
470 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
472 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
473 Use REAL_VALUE_TO_DECIMAL as ELF version does.
474 * config/m88k/m88k.c (real_power_of_2_operand,
475 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
476 real_extract out of the union; run the input through
477 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
478 from that into the union.
479 * config/pdp11/pdp11.c (output_move_double): Rearrange
480 parentheses to make automatic indenter happy.
482 * doc/tm.texi (Cross-compilation): Rename node to "Floating
483 Point" and rewrite to describe current situation. Also adjust
484 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
486 * doc/rtl.texi: Adjust cross reference.
488 2002-03-22 Bob Wilson <bob.wilson@acm.org>
490 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
491 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
492 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
493 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
494 prevent use of sp as a reload register.
495 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
497 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
498 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
499 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
500 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
502 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
504 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
505 * cpplex.c (unterminated): Delete.
506 (parse_string): No string literal may extend over multiple
507 lines. Suppress the error when preprocessing assembly.
508 * cppmain.c (scan_translation_unit): Strings are single-line.
510 * doc/cpp.texi: Update to match.
512 2002-03-22 Jakub Jelinek <jakub@redhat.com>
515 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
517 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
518 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
519 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
520 const0 if scratch register was not allocated.
521 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
522 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
524 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
525 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
526 with GEN_INT (...) everywhere. Remove constraints in define_split
528 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
529 require scratch register for setting 0 into regs/non-pushable memory.
531 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
533 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
534 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
536 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
538 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
539 * cppinit.c (cpp_create_reader): On by default.
540 (cpp_handle_option): Handle -W[no-]endif-labels.
541 (cpp_post_options): Also enable if -pedantic.
542 * cpplib.c (do_else): Use it.
543 (do_endif): Likewise.
544 * doc/cppopts.texi: Document new option.
545 * doc/invoke.texi: Document new option.
547 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
549 * config/i386/i386.c, config/i386/i386.md: Change all occurences
550 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
552 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
554 * flow.c (calculate_global_regs_live): Clear aux fields of
557 2002-03-22 Jakub Jelinek <jakub@redhat.com>
559 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
560 REG or MEM subregs, pass rtx * instead of rtx to it.
561 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
562 rtx * instead of rtx to alter_subreg.
563 * config/m32r/m32r.c (gen_split_move_double): Likewise.
564 * config/pj/pj.c (pj_output_rval): Likewise.
566 2002-03-22 Richard Henderson <rth@redhat.com>
569 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
570 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
571 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
572 (ia64_expand_prologue): Look at int_regs, not words, for number
573 of incomming int regs.
575 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
577 * expr.c (expand_expr): A RESULT_DECL is part of a call.
579 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
581 * toplev.c (flag_loop_optimize, flag_crossjumping):
582 New static variables.
583 (rest_of_compilation): Conditionalize crossjumping and
585 (parse_options_and_default_flags): Default loop_optimize and
587 (lang_independent_options): Add -fcrossjumping and -floop-optimize
588 * invoke.texi (crossjumping, loop-optimize): Document.
590 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
592 * real.c (eiisneg): Move outside #ifdef NANS.
594 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
596 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
597 frequencies match; avoid match on different loop depths.
598 (try_crossjump_to_bb): Kill tests that no longer brings time
600 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
602 (split_edge): Likewise.
604 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
607 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
608 * cfgrtl.c: Include insn-config.h
609 (split_block) Dirtify block in presence of conditional execution
611 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
613 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
614 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
615 (function_arg): Constify CUMULATIVE_ARGS.
616 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
617 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
618 (UNITS_PER_DOUBLE): New macro.
619 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
620 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
621 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
622 fp_regs and stack_words.
623 (EABI_FLOAT_VARARGS_P): New macro.
624 * config/mips/mips.c (struct mips_arg_info): New.
625 (mips_arg_info): New function.
626 (function_arg_advance): Use it. Add adjustment instructions here
627 rather than in function_arg.
628 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
629 for VOIDmode at the beginning of the function.
630 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
631 (function_arg_pass_by_reference): Likewise.
632 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
633 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
634 (mips_va_start): Likewise. Use the new stack_words field of
635 CUMULATIVE_ARGS to set up overflow area. Reformat.
636 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
637 doubles and other types, aligning the overflow pointer for non-doubles
638 too. Remove some code duplication. Replace hard-coded constants.
640 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
642 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
643 (CLASS_UNITS): Undefine.
644 (CLASS_MAX_NREGS): Use FP_INC.
645 * config/mips/mips.c (compute_frame_size): Likewise.
646 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
648 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
650 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
651 prototype, and handle lexing numbers and identifiers.
652 (parse_identifier): Update to new form of parse_slow.
653 (parse_number): Fast path only, use parse_slow otherwise.
654 (_cpp_lex_direct): Update calls to parse_number.
656 2002-03-21 DJ Delorie <dj@redhat.com>
658 * bb-reorder.c (make_reorder_chain_1): Protect against
659 when redundant edges are omitted.
660 * predict.c (dump_prediction): Likewise.
662 2002-03-21 Richard Henderson <rth@redhat.com>
665 * fixinc/inclhack.def (solaris_stdio_tag): New.
666 * fixinc/fixincl.x: Regenerate.
668 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
671 * c-typeck.c (process_init_element): Flag non-static
672 initialization of a flexible array member as illegal.
674 2002-03-22 Alan Modra <amodra@bigpond.net.au>
676 * config/rs6000/t-linux64: New.
677 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
678 t-ppccomm. Use t-rs6000 and t-linux64.
679 (powerpc64-*-gnu* <tmake_file>): Likewise.
680 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
681 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
682 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
684 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
686 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
687 flag_really_no_inline instead of optimize == 0.
689 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
691 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
693 * flags.h (flag_really_no_inline): New.
695 * c-common.c (c_common_post_options): Initialzie
696 flag_really_no_inline.
698 * toplev.c (flag_really_no_inline): New.
700 2002-03-21 Jakub Jelinek <jakub@redhat.com>
702 * config/avr/avr.md (length): Fix length computation for
703 conditional branches.
705 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
707 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
708 sdbout.o, profile.o): Update.
709 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
711 * c-common.h (gettags): Move here from tree.h.
712 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
713 insert_block, getdecls, kept_level_p, global_bindings_p): New.
714 * dbxout.c (dbxout_init): Use getdecls langhook.
715 * expr.c (expand_expr): Use insert_block langhook.
716 * fold-const.c: Include langhooks.h.
717 (fold_range_test, fold_binary_op_with_conditional_arg,
718 fold): Use global_bindings_p langhook.
719 * integrate.c (expand_inline_function): Use insert_block langhook.
720 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
721 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
722 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
723 LANG_HOOKS_GETDECLS): New.
724 (LANG_HOOKS_INITIALIZER): Update.
725 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
727 * langhooks.h (struct lang_hooks_for_decls): New.
728 (struct lang_hooks): Update.
729 * profile.c: Include langhooks.h.
730 (output_func_start_profiler): Use new langhooks.
731 * sdbout.c: Include langhooks.h.
732 (sdbout_init, sdbout_finish): Use getdecls langhook.
733 * stmt.c: Include langhooks.h.
734 (expand_fixup, fixup_gotos): Use new langhooks.
735 * stor-layout.c: Include langhooks.h.
736 (variable_size): Use global_bindings_p langhook.
737 * toplev.c (compile_file): Use getdecls langhook.
738 * tree-inline.c (remap_block): Use insert_block langhook.
739 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
740 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
742 2002-03-21 Richard Henderson <rth@redhat.com>
744 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
745 constants in .data when -fpic.
747 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
749 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
752 2002-03-21 Tom Tromey <tromey@redhat.com>
754 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
756 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
758 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
760 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
762 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
763 Richard Henderson <rth@redhat.com>
766 * c-common.c (c_expand_expr): Preserve result of a statement
767 expression if needed.
769 2002-03-21 Jakub Jelinek <jakub@redhat.com>
772 * genrecog.c (maybe_both_true_mode): Remove.
773 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
774 * machmode.def (Pmode): Likewise.
776 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
778 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
779 (nonlocal_mentioned_p_1): New function.
780 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
781 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
782 (mark_constant_function): Recognize pure functions.
783 * rtl.h (global_reg_mentioned_p): New prototype.
784 * rtlanal.c (global_reg_mentioned_p,
785 global_reg_mentioned_p_1): New function.
787 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
789 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
791 * fixinc/fixincl.x: Regenerate.
793 2002-03-20 Jason Merrill <jason@redhat.com>
795 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
797 2002-03-20 Michael Meissner <meissner@redhat.com>
799 * doc/invoke.texi (Optimize Options): Document that -O2 sets
802 2002-03-20 Bob Wilson <bob.wilson@acm.org>
804 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
805 ".literal_position" directive before the constant pool.
807 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
809 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
811 Add Brad Lucier to testers.
813 2002-03-20 Jakub Jelinek <jakub@redhat.com>
816 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
818 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
819 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
820 instead of insn_extract.
822 2002-03-20 Jakub Jelinek <jakub@redhat.com>
825 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
827 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
828 stmt if some case has been output.
830 2002-03-20 Jakub Jelinek <jakub@redhat.com>
833 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
834 movsfcc_1, movdfcc_1): Add %O2.
835 * config/i386/i386.c (print_operand): Handle %ON.
836 Print . before float condition codes in Sun as cmov syntax.
837 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
838 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
841 2002-03-20 Philip Blundell <pb@nexus.co.uk>
843 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
844 return instruction if PC was popped.
846 2002-03-20 Bob Wilson <bob.wilson@acm.org>
848 * config/xtensa/xtensa.md: Remove unused type attributes.
849 (adddi_carry, subddi_carry): Change type attribute to "multi".
851 2002-03-19 Dale Johannesen <dalej@apple.com>
853 PR optimization/5999, middle-end/5731
854 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
855 multiplications by reciprocals.
857 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
859 * Makefile.in: Update.
860 * c-common.c: Include langhooks.h.
861 (inline_forbidden_p): Use new hook.
862 * diagnostic.c: Include langhooks.h.
863 (format_with_decl, announce_function,
864 default_print_error_function): Use new hook.
865 * dwarf2out.c (dwarf2_name): Use new hook.
866 * function.c: Include langhooks.h.
867 (init_function_start): Use new hook.
868 * langhooks-def.h (lhd_decl_printable_name): New.
869 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
870 (LANGHOOKS_INITIALIZER): Update.
871 * langhooks.c (lhd_decl_printable_name): New.
872 * langhooks.h (struct lang_hooks): New hook.
873 * toplev.c (decl_name, decl_printable_name): Remove.
874 (open_dump_file): Use new hook.
875 (process_options): Remove old hook.
876 * tree.h (decl_printable_name): Remove.
878 * objc-act.c (objc_init): Remove old hook.
879 (objc_printable_name): Export.
880 * objc-act.h (objc_printable_name): New.
881 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
883 2002-03-19 Jim Blandy <jimb@redhat.com>
885 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
886 the start_source_file debug hook, not the current line number.
888 2002-03-19 Richard Henderson <rth@redhat.com>
890 * flow.c (EH_USES): Provide default.
891 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
892 * doc/tm.texi (EH_USES): New.
894 * config/ia64/ia64.c (ia64_eh_uses): New.
895 * config/ia64/ia64-protos.h: Update.
896 * config/ia64/ia64.h (EH_USES): New.
898 2002-03-19 Richard Henderson <rth@redhat.com>
900 * varasm.c (output_constant_def): Fix stupid typo.
902 2002-03-19 Richard Henderson <rth@redhat.com>
905 * except.c (current_function_has_exception_handlers): New.
906 * except.h: Declare it.
907 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
908 Combine tests that disable all sibcalls for the function.
910 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
912 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
915 2002-03-19 Richard Henderson <rth@redhat.com>
918 * config/ia64/ia64.c: Revert 2002-03-01 patch.
919 * config/ia64/ia64.h (INIT_EXPANDERS): New.
921 2002-03-19 Jim Blandy <jimb@redhat.com>
923 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
924 name, even if the replacement list contains no tokens, as required
927 2002-03-19 Jason Merrill <jason@redhat.com>
929 * varasm.c (globalize_decl): Get the name from the RTL, not
932 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
934 2002-03-19 Bob Wilson <bob.wilson@acm.org>
936 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
937 subdi_carry): Define.
939 2002-03-19 David Edelsohn <edelsohn@gnu.org>
941 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
942 about -fpic/-fPIC if extra_warnings set.
944 2002-03-19 David Edelsohn <edelsohn@gnu.org>
946 * expr.c (expand_expr): Sign-extend CONST_INT generated from
948 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
950 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
952 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
953 in favor of SP if FRAME_POINTER_REQUIRED is false.
955 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
957 * emit-rtl.c (gen_int_mode): New function.
958 * rtl.h: Prototype for it.
959 * combine.c (make_extraction, simplify_comparison), expmed.c
960 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
961 (convert_modes, store_field), optabs.c (expand_fix),
962 simplify-rtx.c (neg_const_int, simplify_unary_real),
964 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
965 Use it instead of GEN_INT (trunc_int_for_mode (...)).
967 2002-03-19 Jakub Jelinek <jakub@redhat.com>
970 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
971 convert_parm_for_inlining.
972 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
974 * langhooks-def.h: Likewise.
975 * objc/objc-lang.c: Likewise.
976 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
978 * tree-inline.c (initialize_inlined_parameters):
979 Call convert_parm_for_inlining lang hook if needed.
980 * c-typeck.c (c_convert_parm_for_inlining): New function.
981 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
983 2002-03-18 Mark Mitchell <mark@codesourcery.com>
985 * calls.c (precompute_arguments): Do not assume that temporaries
986 can be destroyed after expanding the argument.
987 (expand_call): Likewise.
989 2002-03-15 Eric Christopher <echristo@redhat.com>
991 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
992 Fix register preference on last change.
993 * config/mips/mips.c (mips_return_in_memory): New function.
994 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
995 * config/mips/mips-protos.h: Declare.
996 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
997 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
999 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
1001 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
1003 (anddi3, iorsi3): Likewise.
1005 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
1006 use %gprel for symbols that are going to be placed in linkonce
1009 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
1010 RETURN_ADDRESS_POINTER_REGNUM to $ra.
1011 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
1012 not needed. Disregard leaf_function_p().
1013 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
1014 mips16 frame pointer.
1015 * config/mips/mips.md (store ra): Only to small SP offsets.
1016 2001-08-22 Graham Stott <grahams@redhat.com>
1017 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
1018 return a REG rtx for the return address register.
1020 2002-03-18 Bob Wilson <bob.wilson@acm.org>
1022 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
1023 constant-pool addresses as "mode-dependent".
1024 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
1026 2002-03-18 Jakub Jelinek <jakub@redhat.com>
1029 * expr.c (emit_group_load): Use extract_bit_field if
1030 needed for CONCAT arguments.
1032 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
1035 * arm.md (tablejump): Make this a define_expand. For PIC add the
1036 offset to the base of the table.
1037 (thumb_tablejump): Matcher for Thumb tablejump insn.
1038 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
1039 as the difference of two labels.
1040 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1041 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
1043 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1044 * arm.c (get_jump_table_size): If the table is not in the text
1045 section, return zero.
1047 2002-03-18 Bernd Schmidt <bernds@redhat.com>
1049 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
1051 (arm_reload_out_hi): Use gen_lowpart instead of
1052 gen_rtx_SUBREG to access QImode components.
1053 * config/arm/arm.md: Disable zero_extend split for QImode
1054 subregs in BIG_ENDIAN mode.
1055 (storehi_bigend): Match use of least significant byte.
1056 (storeinthi): Remove extraneous SUBREG.
1057 Add missing construction of operands[2].
1058 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
1059 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
1060 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
1062 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
1064 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
1067 2002-03-17 Richard Henderson <rth@redhat.com>
1069 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
1072 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1074 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
1075 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
1077 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1079 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
1081 * predict.c (estimate_bb_frequencies): Delete unused variables.
1083 2002-03-17 Richard Henderson <rth@redhat.com>
1085 * config/ia64/ia64.c (ia64_attribute_table): Move before
1086 targetm definition. Make static.
1088 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
1090 * c-common.h (yyparse, c_common_parse_file): New.
1091 * c-lang.c: Include c-common.h.
1092 (LANG_HOOKS_PARSE_FILE): Redefine.
1093 * c-lex.c: Include c-common.h.
1094 (yyparse): Rename c_common_parse_file. Call yyparse.
1095 * c-parse.in (yyparse): Remove macro.
1096 * c-tree.h (yyparse_1): Remove.
1097 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
1098 (LANG_HOOKS_INITIALIZER): Update.
1099 * langhooks.h (struct lang_hoooks): New hook parse_file.
1100 * toplev.c (compile_file): Use parse_file hook.
1101 * tree.h (yyparse): Remove.
1102 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
1104 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1106 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
1107 float_truncate, not fix.
1108 ("*truncdfsf2_real"): Ditto.
1109 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
1111 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
1113 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
1115 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
1116 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
1117 where appropriate. Make the second reference to
1118 leaf_function_p a function call, as intended. Reindented.
1120 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
1121 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
1123 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
1124 add register to non-constant into sp.
1126 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
1127 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
1128 (mips16_gp_pseudo_rtx): Lose.
1129 (INIT_EXPANDERS): Deleted.
1130 * config/mips/mips.c (mips_init_machine_status): New.
1131 (mips_free_machine_status): New.
1132 (mips_mark_machine_status): New.
1133 (override_options): Set them.
1134 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
1135 (struct machine_function): ... new. Replaced all references.
1136 (mips_add_gc_roots): Don't mark them.
1137 (embedded_pic_fnaddr_reg): New, extracted from...
1138 (embedded_pic_offset): ... here.
1139 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
1142 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1144 * cppinit.c: Revert -MD removal.
1146 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1148 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
1149 soft registers by default for 68HC12.
1150 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
1151 when compiling with -fomit-frame-pointer.
1152 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
1153 (expand_epilogue): Likewise.
1154 (m68hc11_gen_rotate): Use exg when rotating by 8.
1156 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1158 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
1159 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
1160 (splits): Remove unused add splits.
1161 ("*addhi3_68hc12"): Tune constraints.
1162 ("addhi_sp"): Try to use X instead of Y in all cases and if the
1163 constant fits in 8-bits and D is dead use abx/aby instructions.
1164 ("*addhi3"): Remove extern declaration of ix_reg.
1165 ("*subsi3"): Optimize and provide new split.
1166 ("subhi3"): Cleanup.
1167 ("*subhi3_sp"): Avoid saving X if we know it is dead.
1168 (arith splits): For 68hc12 save the address register on the stack
1169 and do the arithmetic operation with a pop.
1171 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1173 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
1174 allocating QImode in address registers.
1175 ("*movqi_m68hc11"): Likewise.
1177 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
1179 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
1181 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1183 * cppinit.c (print_help): Display -MD and -MMD.
1184 Don't display usage string. Update assertion syntax and
1186 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
1187 (cpp_handle_option): Update.
1189 2002-03-15 Chris Demetriou <cgd@broadcom.com>
1191 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
1192 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
1193 and define it so that regardless of target CPU size,
1194 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
1195 of "int" rather than "long."
1197 2002-03-15 Richard Henderson <rth@redhat.com>
1199 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
1202 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1204 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
1205 ("tstqi" split): Avoid using memory for tstqi on address register.
1206 (splits): Remove constraints.
1207 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
1208 ("cmpdf", "cmpsf"): Remove since not used.
1209 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
1210 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
1212 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1214 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
1215 ("neghi2"): Tighten constraints.
1216 ("one_cmplsi2"): Optimize and simplify split.
1217 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
1219 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1221 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
1222 and split of AND operation to clear the upper bits.
1223 ("*logicalsi3_zextqi"): Likewise.
1224 ("*logicallhi3_zexthi_ashift8"): Likewise.
1225 ("*logicalsi3_silshr16"): Likewise.
1226 ("logicalsi3_silshl16"): Likewise.
1227 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
1229 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1231 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
1232 (m68hc11_indirect_p): New function.
1233 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
1234 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
1236 (asm_print_register): Likewise.
1237 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
1238 (m68hc11_indirect_p): Declare.
1239 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
1240 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
1241 (TARGET_SWITCHES): New option -mrelax.
1242 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
1244 ("iorsi3", "xorsi3"): Likewise.
1245 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
1246 ("*andhi3_mem"): New to handle destination in memory with bclr
1247 and a scratch register.
1248 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
1249 ("*andhi3_const"): New when operand2 is constant.
1250 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
1251 ("*andhi3_gen"): Cleanup of the old "andhi3".
1252 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
1253 ("xorqi3"): Update constraints.
1255 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1257 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
1258 for reg_equiv_memory_loc when the operand is a register that does
1259 not get a hard register (stack location).
1260 (tst_operand): After reload, accept all memory operand.
1261 (symbolic_memory_operand): Fix detection of symbolic references.
1262 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
1263 accept symbols and any constant.
1265 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1267 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
1268 note on the insn that sets the soft frame register.
1269 (must_parenthesize): ix and iy are also reserved names.
1270 (print_operand_address): One more place where parenthesis are required
1271 to avoid confusion with register names.
1272 (m68hc11_gen_movhi): Allow push of stack pointer.
1273 (m68hc11_check_z_replacement): Fix handling of parallel with a
1275 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
1276 the replacement register is.
1277 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
1278 and D8_REGS classes.
1279 (MODES_TIEABLE_P): All modes are tieable except QImode.
1281 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1283 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
1284 (___subdi3): Likewise.
1285 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
1286 (__map_data_section): Optimize 68hc11 case.
1288 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1290 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
1291 than a shift to avoid adding a register with itself.
1292 (m68hc11_memory_move_cost): Take into account NO_REGS.
1293 (m68hc11_register_move_cost): Update and use memory move cost
1295 (m68hc11_address_cost): Make cost of valid offset not 0 so that
1296 it gives more opportunities to cse to optimize.
1297 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
1298 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
1300 2002-03-15 Mark Mitchell <mark@codesourcery.com>
1302 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
1303 * c-common.def (CLEANUP_STMT): New tree node.
1304 * c-common.h (CLEANUP_DECL): New macro.
1305 (CLEANUP_EXPR): Likewise.
1306 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
1307 * expr.c (expand_expr): Tidy.
1308 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
1309 * tree-inline.c (initialize_inlined_parameters): Clean up
1310 new local variables.
1312 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1315 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
1316 before movrXX only, use reg_overlap_mentioned_p.
1317 Only special case NE if just one insn can be generated.
1319 2002-03-15 Jason Merrill <jason@redhat.com>
1321 * varasm.c (assemble_variable): Call resolve_unique_section before
1322 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
1325 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1328 * arm.md (split pattern for thumb shiftable immediates): Add comment
1329 explaining non-obvious test.
1331 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1334 * arm.md (movaddr, movaddr_insn): Delete.
1336 2002-03-15 Jason Merrill <jason@redhat.com>
1338 * toplev.c (wrapup_global_declarations): Clarify variable handling.
1339 -fkeep-static-consts doesn't apply to comdats.
1341 2002-03-14 Richard Henderson <rth@redhat.com>
1343 * c-decl.c: Include c-pragma.h.
1344 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
1345 (finish_function): Tidy.
1346 * c-pragma.c: Include c-common.h.
1347 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
1348 (handle_pragma_weak): Use them.
1349 (init_pragma): Register pending_weaks.
1350 * c-pragma.h (maybe_apply_pragma_weak): Declare.
1351 * print-tree.c (print_node): Print DECL_WEAK.
1352 * varasm.c (mark_weak_decls): Remove.
1353 (remove_from_pending_weak_list): Remove.
1355 (asm_emit_uninitialised): Call globalize_decl for weak commons.
1356 (weak_decls): Make a tree_list.
1357 (declare_weak): Cons weak_decls directly.
1358 (globalize_decl): Remove weak_decls elements directly.
1359 (weak_finish): Simplify weak_decls walk. Don't weaken unused
1360 symbols. Don't pretend to handle aliases.
1361 (init_varasm_once): Update weak_decls registry.
1362 * Makefile.in: Update dependencies.
1364 2002-03-14 Richard Henderson <rth@redhat.com>
1367 * config/ia64/ia64.c: Include tm_p.h last.
1368 (gen_nop_type): Remove duplicate definition.
1369 (cycle_end_fill_slots): Set sched_data for second L slot.
1370 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
1371 (nop_cycles_until): Fix typos.
1373 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1375 PR optimization/5891
1376 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
1378 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
1380 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
1381 descriptors correctly.
1383 2002-03-14 Michael Meissner <meissner@redhat.com>
1385 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
1386 100, allowing MAX_UNROLLED_INSNS to be overridden.
1388 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
1391 * unroll.c (params.h): Include.
1392 (MAX_UNROLLED_INSNS): Delete, now in params.h.
1394 * doc/invoke.texi (--param max-unroll-insns): Document.
1396 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
1398 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1400 * arm.md: Fix warnings about constraints in peepholes and splits.
1402 2002-03-14 Zack Weinberg <zack@codesourcery.com>
1404 * cpphash.h (struct lexer_state): Remove line_extension member.
1405 * cpplib.c (dequote_string, do_linemarker): New functions.
1406 (linemarker_dir): New data object.
1407 (DIRECTIVE_TABLE): No longer need to interpret #line in
1408 preprocessed source. Delete obsolete comment about return
1410 (end_directive, directive_diagnostics, _cpp_handle_directive):
1411 Don't muck with line_extension.
1412 (directive_diagnostics): No need to issue warnings for
1414 (_cpp_handle_directive): Issue warnings for linemarkers here,
1415 when appropriate. Dispatch linemarkers to do_linemarker, not
1417 (do_line): Code to handle linemarkers split out to do_linemarker.
1418 Convert escape sequences in filename argument, both places.
1420 * cppmacro.c (quote_string): Rename cpp_quote_string and
1421 export. All callers changed.
1422 * cpplib.h (cpp_quote_string): Prototype.
1423 * cppmain.c (print_line): Call cpp_quote_string on to_file
1426 * doc/cpp.texi: Document that escapes are now interpreted in
1427 #line and in linemarkers, and that non-printing characters are
1428 converted to octal escapes when linemarkers are generated.
1430 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
1432 * emit-rtl.c (try_split): Use delete_insns.
1433 * recog.c (split_all_insns): Fix terminating condition.
1435 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1436 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1439 * arm.c (arm_output_epilogue): Fix floating-point register save
1440 adjustment when using a frame pointer.
1442 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
1444 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
1445 * config/mips/mips.c (compute_frame_size): Retrofit them here.
1446 (save_restore_insns, mips_expand_epilogue): And here.
1447 (build_mips16_call_stub): And here.
1448 (mips_function_value): Use the new macros to decide whether a single
1449 or complex float can be returned in floating-point registers. Return
1450 a parallel rtx in the complex case.
1452 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
1454 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
1455 call after liveness analysis.
1457 * recog.c (split_insn): Use delete_insn_and_edges.
1459 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
1460 instructions to have branch prediction notes.
1461 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
1463 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
1465 * configure.in: Don't pass -Wno-long-long to a ADA compiler
1466 that doesn't support it.
1467 * configure: Regenerate.
1469 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1472 * config/sparc/sparc.md (normal_branch, inverted_branch,
1473 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
1474 inverted_fp_branch): Adjust calls to output_cbranch.
1475 Set length attribute.
1476 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
1477 output_v9branch. Set length attribute.
1478 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
1480 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
1481 (output_cbranch): Likewise. Handle far branches.
1482 (output_v9branch): Handle far branches.
1483 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
1485 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
1486 noov_compare64_op predicates.
1488 2002-03-13 Jason Merrill <jason@redhat.com>
1490 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
1491 into the function and constify it.
1492 * gthr-dce.h, gthr-solaris.h: Likewise.
1494 2002-03-13 David Edelsohn <edelsohn@gnu.org>
1496 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
1497 * config/rs6000/rs6000.c (rs6000_va_arg): Use
1498 std_expand_builtin_va_arg if not ABI_V4.
1500 2002-03-13 Jason Merrill <jason@redhat.com>
1502 * varasm.c (globalize_decl): New fn.
1503 (assemble_start_function): Use it.
1504 (asm_emit_uninitialized): Use it.
1505 (assemble_alias): Use it.
1506 (assemble_variable): Use it.
1508 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
1510 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
1511 2002-03-12 internal visibility change.
1512 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
1513 visibility into SYMBOL_REF_FLAG.
1515 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
1517 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
1518 VOIDmode operand. Add compile-time optimization for constant results.
1520 2002-03-12 Jason Merrill <jason@redhat.com>
1522 * c-typeck.c (convert_for_assignment): Don't allow conversions
1523 between pointers and references. Only allow lvalues to convert to
1526 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
1528 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
1529 before prologue, to avoid scheduling problems.
1531 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1533 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1534 (ELIMINABLE_REGS): Add sfp->sp.
1535 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
1537 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1539 PR optimization/5892
1540 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
1542 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1544 * loop.c (basic_induction_var): Don't call convert_modes if mode
1545 classes are different.
1547 2002-03-12 Richard Henderson <rth@redhat.com>
1549 PR optimization/5901
1550 * function.c (reposition_prologue_and_epilogue_notes): Position
1551 the markers after/before the last/first insn not deleted.
1553 2002-03-12 Richard Henderson <rth@redhat.com>
1555 PR optimization/5878
1556 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
1557 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
1558 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1560 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
1561 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
1562 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
1564 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
1565 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
1566 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
1567 also. Don't set it if not flag_pic.
1568 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
1569 to be INVALID_REGNUM when not used.
1571 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
1573 * expmed.c (store_bit_field): Reset alias set for memory.
1574 (extract_bit_field): Same.
1576 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1578 * c-common.c (c_tree_code_type, c_tree_code_length,
1579 c_tree_code_name, add_c_tree_codes): Delete.
1580 * c-common.h (add_c_tree_codes): Delete.
1581 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
1583 * c-objc-common.c (c_objc_common_init): Don't call
1584 add_c_tree_codes, instead set lang_unsafe_for_reeval.
1585 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1586 objc_tree_code_name, add_objc_tree_codes): Delete.
1587 (objc_init): Don't call add_objc_tree_codes.
1588 * objc/objc-lang.c (tree_code_type, tree_code_length,
1589 tree_code_name): Define.
1590 * toplev.c (lang_independent_init): Don't set
1591 tree_code_length[IDENTIFIER_NODE].
1592 * tree.c (tree_code_type, tree_code_length, tree_code_name):
1593 Delete definitions, moved to language front-ends.
1594 * tree.def (IDENTIFIER_NODE): Hardwire the length.
1595 * tree.h (tree_code_type, tree_code_length, tree_code_name):
1597 (tree_code_length): Change type to unsigned char.
1599 2002-03-12 Richard Henderson <rth@redhat.com>
1601 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
1602 internal visibility change.
1604 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1606 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
1607 validize_mem() instead of change_address to avoid clobbering
1610 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1612 * c-lex.h (position_after_whitespace): Remove.
1614 2002-03-12 Jakub Jelinek <jakub@redhat.com>
1616 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
1617 (lex_string): Use unsigned char pointers.
1619 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1621 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
1622 is not a valid memory_operand.
1624 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1626 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
1627 * config/xtensa/lib1funcs.asm: Fix copyright to include
1628 special case for libgcc files.
1629 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
1630 (__divsi3): Likewise.
1631 (__umodsi3): Likewise.
1632 (__modsi3): Likewise.
1633 * config/xtensa/lib2funcs.S: Fix copyright to include
1634 special case for libgcc files.
1636 2002-03-12 Tom Rix <trix@redhat.com>
1638 * collect2.c (resolve_lib_name): Move outside of
1639 OBJECT_FORMAT_COFF ifdef.
1640 (ignore_library): Same.
1642 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1644 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
1646 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1648 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
1649 to function_section before writing out the constant pool.
1651 2002-03-12 David Edelsohn <edelsohn@gnu.org>
1653 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
1655 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
1657 2002-03-12 Alan Modra <amodra@bigpond.net.au>
1659 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
1663 (cmpsi splitter): Likewise.
1664 (modsi3): Fail if <= 0.
1665 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
1666 redundant test when HOST_BITS_PER_WIDE_INT != 32.
1667 (reg_or_sub_cint64_operand): Likewise.
1668 (num_insns_constant_wide): Optimize sign extension.
1669 (rs6000_legitimize_address): Likewise.
1671 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1673 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1674 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1676 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1678 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
1679 address calculation.
1681 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1683 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
1684 scratch register to DImode / TImode.
1685 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
1686 register used does not overlap the target.
1688 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1690 * Makefile.in (debug.o): Depend on debug.h.
1691 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
1692 * debug.c (do_nothing_debug_hooks): Likewise.
1693 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
1694 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
1695 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
1696 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1697 * dwarfout.c (dwarf_debug_hooks): Likewise.
1698 * integrate.c (output_inline_function): Likewise.
1699 * objc/objc-act.c (synth_module_prologue): Likewise.
1700 * sdbout.c (sdb_debug_hooks): Likewise.
1701 * toplev.c (debug_hooks): Likewise.
1702 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1704 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1706 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
1707 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
1708 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
1709 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
1710 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
1711 * defaults.h (POINTER_SIZE): Define.
1712 * doc/tm.texi (POINTER_SIZE): Document default.
1714 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1716 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
1718 2002-03-11 Richard Henderson <rth@redhat.com>
1720 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
1721 if rebuild_label_notes_after_reload.
1723 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
1725 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
1726 emit pic register load if "internal" visibility.
1727 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
1728 (cris_expand_builtin_va_arg): Do all computations on trees.
1730 2002-03-11 Richard Henderson <rth@redhat.com>
1732 * rtlanal.c: Include recog.h.
1733 (keep_with_call_p): Fix thinko.
1734 * Makefile.in (rtlanal.o): Update dependencies.
1736 2002-03-11 Chris Meyer <cmeyer@gatan.com>
1738 * genflags.c (gen_insn): Use IS_VSPACE.
1739 * genoutput.c (output_insn_data): Likewise.
1740 (process_template): Likewise.
1742 2002-03-11 Richard Henderson <rth@redhat.com>
1744 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
1746 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1748 * Makefile.in: Update.
1749 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
1750 Update documentation.
1751 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
1752 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
1754 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1756 * Makefile.in: Give texi2pod its input file as a command line
1757 argument, not on stdin.
1759 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1760 Daniel Berlin <dan@dberlin.org>
1762 C++ alias analysis improvement.
1763 * alias.c (record_component_aliases): Record aliases for base
1766 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1768 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1770 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1772 * toplev.c (vms_fopen): Remove, not needed.
1774 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1776 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1778 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1779 for FP, already done later.
1781 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1782 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1784 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1786 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1787 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1788 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1789 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1790 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1791 (ediv, emul, eldexp, esqrt): Likewise.
1792 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1793 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1794 (saturate): New function.
1795 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1796 (make_nan): Use a saturation value instead of a NaN if
1797 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1798 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1799 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1800 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1801 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1802 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1803 !ROUND_TOWARDS_ZERO.
1804 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1805 (ROUND_TOWARDS_ZERO): Document.
1807 2002-03-11 Andreas Jaeger <aj@suse.de>
1809 * cfg.c (dump_flow_info): Remove unused variable.
1811 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1813 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1814 computations on trees.
1816 2002-03-10 Richard Henderson <rth@redhat.com>
1819 * reload.c (copy_replacements_1): New.
1820 (copy_replacements): Use it to recurse through the rtx.
1822 2002-03-10 Richard Henderson <rth@redhat.com>
1824 * loop.c (strength_reduce): Compute number of iterations as
1825 unsigned HOST_WIDE_INT.
1827 2002-03-10 Richard Henderson <rth@redhat.com>
1829 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1830 to move away from the end of the block.
1832 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1834 PR preprocessor/5899
1835 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1837 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1839 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1841 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1843 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1845 * config/mmix/mmix.c: Improve comments.
1846 (mmix_target_asm_function_prologue): Drop variable
1847 empty_stack_frame. Don't allocate unused slot above fp.
1848 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1849 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1850 brace in first column.
1851 (enum reg_class): Ditto.
1852 (FIRST_PARM_OFFSET): Now 0.
1853 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1855 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1857 * combine.c (make_extraction): Fix error in last change.
1859 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1861 * c4x.c (c4x_fp_reglist): Const-ify.
1862 * cris.c (cris_print_operand): Likewise.
1863 * i386.c (ix86_va_arg): Likewise.
1864 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1865 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1866 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1867 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1868 * mcore.h (regno_reg_class): Likewise.
1869 * mips.c (gen_int_relational): Likewise.
1870 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1871 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1872 * pdp11.c (move_costs): Likewise.
1873 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1874 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1876 * s390.h (regclass_map): Likewise.
1877 * sh.c (shift_amounts): Likewise.
1878 * sh.md (rotlsi3): Likewise.
1880 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1882 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1883 (ne0+5): Use new clobber to generate proper shift pattern.
1884 Patch by Michael Matz <matz@kde.org>.
1886 2002-03-09 Andreas Schwab <schwab@suse.de>
1888 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1890 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1892 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1894 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1897 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1898 even for non-representable constants.
1900 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1902 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1903 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1904 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1905 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1906 (pop_function_context): Compute MAY_SHARE parameter for
1908 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1909 (gen_mem_addressof): Call fixup_var_refs with new parm.
1911 * combine.c (make_extraction): Don't make extension of CONST_INT.
1913 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1915 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1916 in o32 and o64 ABIs.
1917 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1918 but getting fixed-size structs passed in registers regardless of
1919 padding in o32 and o64 ABIs.
1921 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1922 offset before loading address of argument passed by transparent
1925 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1927 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1929 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1931 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1932 marker such that registers after it are saved.
1934 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1936 * sparc.c (arith_4096_operand): Fix error in last change.
1938 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1940 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1943 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1945 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1948 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1950 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1952 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1954 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1955 removed; fix return value.
1956 * combine.c (combine_instructions): Dirtify blocks where we failed to
1957 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1958 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1960 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1962 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1964 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1966 * recog.c (peephole2_optimize): Re-distribute EH edges.
1968 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1970 * expr.c (expand_expr): Use unsave lang hook.
1971 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1972 (LANG_HOOKS_INITIALIZER): Update.
1973 * langhooks.h (struct lang_hooks): New hook unsave.
1974 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1975 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1976 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1977 (unsave_expr_now): Remove.
1978 * tree.h (unsave_expr_now, lang_unsave,
1979 lang_unsave_expr_now): Remove.
1982 2002-03-08 Andreas Jaeger <aj@suse.de>
1984 * flow.c (propagate_block_delete_insn): Remove unused variable.
1986 2002-03-08 Kazu Hirata <kazu@hxi.com>
1988 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1989 insn length for memory load/store.
1991 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1993 * doc/install.texi (--with-libiconv-prefix): Document.
1995 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1997 * doc/sourcebuild.texi: Fix typo.
1999 2002-03-08 Jakub Jelinek <jakub@redhat.com>
2002 * builtins.c (std_expand_builtin_va_arg): Do all computations on
2005 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2007 * rtl.c (copy_most_rtx): Move from here ...
2008 * emit-rtl.c (copy_most_rtx): ... to here.
2010 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
2012 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
2013 SUBTARGET_CPP_SIZE_SPEC.
2014 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
2016 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
2018 2002-03-07 Matt Hiller <hiller@redhat.com>
2020 * gensupport.c (first_dir_md_include): Renamed from include;
2021 change all references.
2022 (last_dir_md_include): Renamed from last_include; change all
2024 (init_md_reader): Unconditionally initialize base_dir whether or
2025 not filename is a relative path.
2027 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
2029 * config/fp-bit.c (_unord_f2): Compile it in even if
2030 US_SOFTWARE_GOFAST is enabled.
2032 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
2033 NULL_RTX. Set all HFmode operations as NULL_RTX.
2034 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
2035 NULL_RTX, try reversing the comparison and the operands.
2037 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2039 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
2040 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
2043 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
2045 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
2047 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2049 * basic-block.h (fixup_abnormal_edges): Declare.
2050 * reload1.c (fixup_abnormal_edges): New function.
2051 * reg-stack.c (convert_regs): Use it.
2053 * gcse.c (insert_insn_end_bb): Handle trapping insns.
2055 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
2057 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
2059 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
2060 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
2061 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
2062 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
2063 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
2064 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
2065 unless x and y could be infinite.
2066 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
2067 Check that the common type of both arguments is a real, even for
2068 targets without unordered comparisons. Allow an integer argument
2069 to be compared against a real.
2070 (expand_tree_builtin): Use expand_unordered_cmp.
2071 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
2072 * cse.c (fold_rtx): Likewise. Fix indentation.
2073 * fold-const.c (fold_real_zero_addition_p): New.
2074 (fold): Use it, and the new HONOR_... macros.
2075 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
2076 * jump.c (reversed_comparison_code_parts): After searching for
2077 the true comparison mode, use HONOR_NANS to decide whether it
2078 can be safely reversed.
2079 (reverse_condition_maybe_unordered): Remove IEEE check.
2080 * simplify-rtx.c (simplify_binary_operation): Use the new macros
2081 to decide which simplifications are valid. Allow the following
2082 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
2083 and (a - -b) to (a + b).
2084 (simplify_relational_operation): Use HONOR_NANS.
2085 * doc/tm.texi: Document the MODE_HAS_... macros.
2087 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
2089 * combine.c (simplify_comparison): If simplifying a logical shift
2090 right and compare with constant, force the comparison to unsigned.
2092 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
2094 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
2096 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
2098 (alt_reg_names): Remove % for vrsave.
2100 2002-03-06 Richard Henderson <rth@redhat.com>
2102 PR optimization/5844
2103 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
2104 if used indicates we've already emitted one copy of an operand.
2105 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
2106 (gen_split): Supply a non-null used.
2108 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2110 * reload1.c (reload): Unshare all rtl after reload is done.
2112 * simplify-rtx.c (simplify_plus_minus): Do not abort,
2113 but simply fail if the expression is too complex to simplify.
2114 (simplify_gen_binary): Handle simplify_plus_minus failures.
2116 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
2118 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
2119 consistently call delete_trivially_dead_insns after CSE and GCSE;
2120 fix DFI_life dumping; do jump threading after liveness; do crossjumping
2121 after liveness2; update comment in last crossjumping.
2122 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
2124 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
2126 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
2127 after completing fast dead code elimination.
2129 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
2132 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
2134 * version.c: Fix misplaced leading blanks on first line.
2136 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
2138 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
2140 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
2142 * cfgcleanup.c (mentions_nonequal_regs): New function.
2143 (thread_jump): Use it.
2144 * toplev.c (rest_of_compilation): Run jump threading after
2147 2002-03-06 Jakub Jelinek <jakub@redhat.com>
2149 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
2152 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
2154 * predict.c (estimate_bb_frequencies): Do not reload the
2155 frequencies from notes.
2157 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
2159 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
2160 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
2162 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
2163 delete_noop_moves): Return indeger.
2164 * flow.c (ndead): New variable.
2165 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
2166 BB argument; update callers.
2167 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
2168 (life_analysis): Do not call purge_all_dead_edges.
2169 (update_life_info): Return number of deleted insns; print statistics.
2170 (update_life_info_in_dirty_blocks): likewise.
2171 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
2172 return number of insns deleted.
2174 * cse.c: Include timevar.h
2175 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
2176 iterate until stabilizes; print statistics; return number of killed
2178 * Makefile.in: (cse.o): Add timevar.h dependency
2179 * rtl.h (delete_trivially_dead_insns): New.
2180 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
2181 * toplev.c (rest_of_compilation): Update callers.
2183 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
2184 (try_optimize_cfg): Do not update liveness.
2185 (cleanup-cfg): Loop until try_optimize_cfg and dead code
2186 removal stabilizes; use delete_trivially_dead_insns.
2188 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
2190 2002-03-05 Zack Weinberg <zack@codesourcery.com>
2192 * cppmain.c (setup_callbacks): Disable #pragma and #ident
2193 callbacks when processing assembly language.
2195 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2197 * pa.h (ASM_FILE_END): Define.
2198 * som.h (ASM_FILE_END): Delete.
2200 * pa.c (function_arg): Don't pass floats in general registers in
2201 indirect calls if TARGET_ELF32.
2203 2002-03-05 Richard Henderson <rth@redhat.com>
2205 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
2207 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
2209 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
2211 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2213 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
2214 -r command line. Don't hide any symbols if not building
2217 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
2219 * cfg.c (dump_flow_info): Warn about profile mismatches.
2220 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
2221 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
2223 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2225 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
2226 wide volatile memory by parts.
2228 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2230 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
2233 2002-03-05 Richard Henderson <rth@redhat.com>
2235 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
2237 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2239 * toplev.c (documented_lang_options): Document more
2240 language-specific options.
2241 * doc/invoke.texi (Warning Options): Correct documentation for
2242 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
2243 * c-decl.c (c_decode_option): Use a table to handle warning options.
2245 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
2247 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
2248 parameter to mmix_encode_section_info.
2249 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
2250 relocatably. Always produce ELF, not mmo if linking relocatably.
2251 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
2252 first is non-zero, don't add symbol prefix.
2253 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
2254 prototype accordingly.
2256 2002-03-04 Krister Walfridsson <cato@df.lth.se>
2258 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
2260 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
2262 * configure.in: Increase required makeinfo version to 4.1.
2263 * configure: Regenerate.
2265 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2267 * .cvsignore: Remove *.info* and genrtl*; these files are generated
2270 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
2272 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
2273 * doc/invoke.texi: Fix @math uses.
2275 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2277 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
2280 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
2282 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
2283 (powerpc-*-eabisimaltivec*): Same.
2285 * config/rs6000/t-ppcendian: New.
2287 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2289 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
2290 nonimmediate_src_operand and nonimmediate_lsrc_operand to
2291 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
2293 2002-03-03 Richard Henderson <rth@redhat.com>
2295 * toplev.c (rest_of_decl_compilation): Revert last two changes.
2297 2002-03-03 Zack Weinberg <zack@codesourcery.com>
2299 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
2300 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
2301 tree.c, config/m68k/m68k.c:
2302 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
2303 REAL_ARITHMETIC blocks unconditional. Delete some further
2304 #ifdef blocks predicated on REAL_ARITHMETIC.
2305 * flags.h, toplev.c: Delete remaining references to
2308 * doc/invoke.texi: Remove documentation of -fpretend-float.
2309 * doc/tm.texi: Describe the various REAL_* macros as provided by
2310 real.h, not by the target configuration files.
2312 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
2313 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
2314 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2315 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
2316 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
2317 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
2318 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
2319 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
2320 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
2321 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
2322 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
2323 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2324 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
2325 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
2326 config/xtensa/xtensa.h:
2327 Do not define, undefine, or mention in comments any of
2328 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
2329 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
2330 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
2331 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
2332 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
2333 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
2334 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
2335 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
2336 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
2338 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2340 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
2341 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
2342 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
2343 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
2344 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
2345 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
2347 * defaults.h (BITS_PER_WORD): Define.
2348 * doc/tm.texi (BITS_PER_WORD): Document default value.
2350 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
2351 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
2352 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
2354 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2356 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
2357 lieu of explicit sizeof/sizeof.
2358 * i386.c (override_options, ix86_init_mmx_sse_builtins,
2359 ix86_expand_builtin): Likewise.
2360 * mips.c (mips_add_gc_roots): Likewise.
2361 * mmix.c (mmix_output_condition): Likewise.
2362 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
2363 altivec_init_builtins): Likewise.
2364 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
2365 * cppexp.c (Nsuff, parse_number): Likewise.
2366 * cppinit.c (builtin_array_end): Likewise.
2367 * gcc.c (n_default_compilers, process_command): Likewise.
2368 * genpreds.c (output_predicate_decls): Likewise.
2369 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
2370 * lcm.c (N_ENTITIES): Likewise.
2371 * stor-layout.c (set_sizetype): Likewise.
2373 2002-03-03 Richard Henderson <rth@redhat.com>
2375 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
2376 for types or labels.
2378 2002-03-03 Richard Henderson <rth@redhat.com>
2380 * c-decl.c (start_decl): Initialized variables are not common.
2382 2002-03-02 Per Bothner <per@bothner.com>
2384 * gcc.c (option_map): Suport new --bootclasspath option.
2385 --CLASSPATH is now just an alias for --classpath.
2387 2002-03-02 Richard Henderson <rth@redhat.com>
2389 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
2390 load if "internal" visibility.
2391 * doc/extend.texi: Document visibility meanings.
2393 2002-03-02 Richard Henderson <rth@redhat.com>
2395 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
2396 to functions as well.
2398 2002-03-02 Richard Henderson <rth@redhat.com>
2400 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
2401 (handle_visibility_attribute): Don't call assemble_visibility.
2402 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
2403 without asmspec. Invoke assemble_alias when needed.
2404 * varasm.c (maybe_assemble_visibility): New.
2405 (assemble_start_function, assemble_variable, assemble_alias): Use it.
2407 2002-03-02 Richard Henderson <rth@redhat.com>
2409 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
2410 invoke ENCODE_SECTION_INFO with first call flag.
2412 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2413 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2414 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
2415 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
2416 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
2417 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2418 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
2419 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
2420 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
2421 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
2422 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
2423 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
2424 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
2425 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
2426 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2427 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
2428 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
2429 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
2430 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
2431 config/sh/sh.h, config/sparc/sparc.h,
2432 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
2433 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
2434 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
2435 FIRST argument. As needed, examine it and do nothing.
2437 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
2438 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
2439 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
2441 * config/arm/t-pe (pe.o): Add dependencies.
2443 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2445 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
2446 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
2447 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
2448 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
2449 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
2450 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
2451 * defaults.h (BITS_PER_UNIT): Define.
2452 * doc/tm.texi (BITS_PER_UNIT): Document default value.
2454 2002-03-02 Kazu Hirata <kazu@hxi.com>
2456 * config/h8300/h8300-protos.h: Add a prototype for
2457 compute_a_shift_length.
2458 * config/h8300/h8300.c (h8300_asm_insn_count): New.
2459 (compute_a_shift_length): Likewise.
2460 (h8300_adjust_insn_length): Do not adjust insn length of shift
2462 * config/h8300/h8300.md (anonymous shift patterns): Use
2463 compute_a_shift_length.
2465 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2467 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
2470 * emit-rtl.c (offset_address): Call update_temp_slot_address.
2472 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2474 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
2475 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
2476 * flags.h (flag_zero_initialized_in_bss): Declare.
2477 * toplev.c (flag_zero_initialized_in_bss): New flag.
2478 (lang_independent_options): Add flag_zero_initialized_in_bss.
2479 * tree.c (initializer_zerop): New function.
2480 * tree.h (initializer_zerop): Declare.
2481 * varasm.c (assemble_variable): If we can emit bss, put zero
2482 initializers in the bss section.
2484 2002-03-02 Alan Modra <amodra@bigpond.net.au>
2486 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
2487 like more than one symbol per .weak directive.
2489 2002-03-01 Richard Henderson <rth@redhat.com>
2491 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
2492 adjust argument_pointer by pretend_args_size.
2493 (ia64_va_start): Adjust va_start address by -pretend_args_size.
2495 2002-03-01 Kazu Hirata <kazu@hxi.com>
2497 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
2499 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
2501 * toplev.c (rest_of_compilation): Delete dead jumptables before
2503 * flow.c (delete_dead_jumptables): Make global.
2504 * rtl.h (delete_dead_jumptables): Declare.
2506 2002-03-01 David Edelsohn <edelsohn@gnu.org>
2508 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
2509 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
2510 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
2512 2002-03-01 Kazu Hirata <kazu@hxi.com>
2514 * config/h8300/h8300-protos.h: Fix formatting.
2515 * config/h8300/h8300.c: Likewise.
2516 * config/h8300/h8300.h: Likewise.
2518 2002-03-01 Kazu Hirata <kazu@hxi.com>
2520 * config/h8300/h8300.c (print_operand): Support 16-bit
2522 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
2524 2002-02-28 Richard Henderson <rth@redhat.com>
2526 * expmed.c (store_bit_field): Prevent generation of CONCATs;
2527 pun complex values as integers; use gen_lowpart instead of
2529 (extract_bit_field): Likewise.
2531 2002-03-01 Alan Modra <amodra@bigpond.net.au>
2532 David Edelsohn <edelsohn@gnu.org>
2534 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
2535 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
2536 (SUPPORTS_WEAK): Likewise.
2537 * output.h (add_weak): Add tree param.
2538 * varasm.c (add_weak): Likewise. Save decl.
2539 (struct weak_syms): Add decl field.
2540 (mark_weak_decls): New function.
2541 (init_varasm_once): ggc_add_root mark_weak_decls.
2542 (assemble_start_function): Use ASM_WEAKEN_DECL.
2543 (assemble_variable): Likewise.
2544 (assemble_alias): Likewise.
2545 (declare_weak): Pass decl to add_weak.
2546 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
2547 (remove_from_pending_weak_list): Declare and define for
2549 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
2550 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
2551 * defaults.h (SUPPORTS_WEAK): Likewise.
2552 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2553 .weak for code sym. Do emit .size for descriptor sym.
2554 (ASM_DECLARE_FUNCTION_SIZE): Define.
2555 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
2556 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
2557 .lglobl unless TARGET_XCOFF. Formatting fixes.
2558 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2560 (HANDLE_PRAGMA_WEAK): Remove.
2561 (ASM_WEAKEN_LABEL): Remove.
2562 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
2564 2002-03-01 Jason Merrill <jason@redhat.com>
2566 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
2567 (TARGET_EXPR_CLEANUP): New macro.
2569 2002-02-28 Steve Ellcey <sje@cup.hp.com>
2571 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
2572 to take ptr_extend into account as third type of extension.
2573 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
2574 fields used by SUBREG_PROMOTED_UNSIGNED_P.
2575 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
2576 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
2577 * calls.c (precompute_arguments): Use new macro.
2578 (expand_call): Ditto.
2579 * combine.c (nonzero_bits): Ditto.
2580 (record_promoted_value): Ditto.
2581 * expr.c (store_expr): Ditto.
2582 (expand_expr): Ditto.
2583 * function.c (assign_parms): Ditto.
2585 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
2587 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
2588 override -shared and -shared-libgcc.
2590 2002-02-28 David O'Brien <obrien@FreeBSD.org>
2592 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
2594 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
2597 2002-02-28 Richard Henderson <rth@redhat.com>
2599 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
2600 4 cycle latency from MM producers.
2601 (ia64_internal_sched_reorder): Likewise with pipeline flush.
2603 2002-02-28 Jakub Jelinek <jakub@redhat.com>
2605 * mklibgcc.in: Don't use GNU make extension.
2607 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2609 * c-parse.in (STATIC): New terminal.
2610 (scspec): New non-terminal. Update productions accordingly.
2611 (program): Remove bogus ifc / end ifc.
2612 (array_declarator): Simplify production using STATIC.
2614 2002-02-28 Jim Meyering <meyering@lucent.com>
2616 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
2617 \a still means TARGET_BELL.
2619 2002-02-28 Richard Henderson <rth@redhat.com>
2621 * haifa-sched.c (sched_emit_insn): New.
2622 (schedule_block): Use last_scheduled_insn to track last insn.
2623 * sched-int.h (sched_emit_insn): Prototype.
2624 * config/ia64/ia64.c (last_issued): Remove.
2625 (ia64_variable_issue): Don't set it.
2626 (nop_cycles_until): Use sched_emit_insn.
2628 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
2630 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
2633 2002-02-28 Kazu Hirata <kazu@hxi.com>
2635 * config/h8300/h8300.c: Fix formatting.
2636 * config/h8300/h8300.h: Likewise.
2638 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
2640 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
2641 which may overwrite the high byte of the frame pointer.
2643 2002-02-28 Bo Thorsen <bo@suse.de>
2645 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
2646 (STARTFILE_SPEC): Add 64 bit files.
2647 (ENDFILE_SPEC): Likewise.
2649 2002-02-28 Jason Merrill <jason@redhat.com>
2651 * c-decl.c (finish_function): Only warn about missing return
2652 statement with -Wreturn-type.
2654 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
2656 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
2658 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
2659 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
2661 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
2663 * basic-block.h (BB_REACHABLE): Renumber.
2664 (BB_DIRTY, BB_NEW): New flags.
2665 (clear_bb_flags): Declare.
2666 (update_life_info_in_dirty_blocks): Declare.
2667 * cfg.c (clear_bb_flags): New function.
2668 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
2669 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
2670 reorder_insns, emit_insn_after): Mark block as dirty.
2671 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
2672 (update_life_info_in_dirty_blocks): New function.
2673 * recog.c (apply_change_group): Dirtify block.
2675 * cse.c (cse_insn): Reorder emitting of jump insn to keep
2677 * gcse.c (delete_null_pointer_checks): Likewise.
2679 * toplev.c (dump_file_index): Move cse2 after bp,
2681 (dump_file_info): Similary.
2682 (rest_of_compilation): Avoid most of CFG rebuilds;
2683 do first if converision after null pointer checks, do cse2
2684 after branch prediction; avoid full liveness rebuild after
2685 initializing subregs.
2686 * invoke.texi (-d options): Document -du, renumber.
2688 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
2689 (notice_new_block): Do not set BB_UPDATE_LIFE.
2690 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
2691 merge_blocks_move_successor_nojumps, merge_blocks,
2692 try_crossjump_to_edge): Likewise.
2693 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
2694 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
2695 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
2696 (merge_of_block): Do not use life_data_ok.
2697 (find_if_case_1): Do not use SET_UPDATE_LIFE.
2698 (if_convert): Use BB_DIRTY mechanizm to update life.
2699 * lcm.c (optimize_mode_switching): Update
2700 update_life_info_in_dirty_blocks
2702 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2704 * Makefile.in (integrate.o): Update.
2705 * c-decl.c (copy_lang_decl): Rename.
2706 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2707 * integrate.c: Include langhooks.h.
2708 (copy_decl_for_inlining): Update to use langhook.
2709 * langhooks-def.h (lhd_do_nothing_t,
2710 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
2711 (LANG_HOOKS_INITIALIZER): Update.
2712 * langhooks.c (lhd_do_nothing_t): New.
2713 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
2714 * tree.h (copy_lang_decl): Remove.
2716 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2718 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
2720 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
2721 POST_DEC, and POST_MODIFY.
2723 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2725 * c-typeck.c (digest_init): Remove unused parameter; all
2728 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
2730 * expmed.c (expand_shift): Correctly test for low part of a
2733 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
2735 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
2736 insn UIDs with insn addresses.
2738 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2740 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
2741 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
2742 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
2743 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
2744 gcc.c, toplev.c: Delete code implementing -traditional mode.
2746 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
2747 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
2748 Document removal of -traditional mode for compilation, and
2749 remove documentation only relevant to that mode.
2751 * config/nextstep.h, config/ptx4.h, config/svr4.h,
2752 config/convex/convex.h, config/d30v/d30v.h,
2753 config/i386/dgux.h, config/i386/osf1elf.h,
2754 config/i386/osfelf.h, config/i386/osfrose.h,
2755 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2756 config/m68k/hp310.h, config/m88k/dgux.h,
2757 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2758 config/m88k/m88k.h, config/m88k/openbsd.h,
2759 config/mips/abi64.h, config/mips/osfrose.h,
2760 config/mips/svr4-5.h, config/mips/svr4-t.h,
2761 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2762 config/stormy16/stormy16.h: Remove all references to
2763 -traditional from target specs. Delete all mention of the
2764 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2765 delete a couple of commented-out definitions of
2766 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2769 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2770 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2772 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2774 * mklibgcc.in: Don't use \n in a line subject to
2775 interpretation by echo.
2777 2002-02-27 Graham Stott <grahams@redhat.com>
2779 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2782 * loop.c (prescan_loop): Handle PARALLEL.
2784 * unroll.c (loop_iterations): Return 0 if the add_val for
2787 * final.c (output_operand_lossage): Constify PFX_STR.
2789 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2791 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2793 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2794 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2796 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2798 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2800 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2802 * cpplex.c (_cpp_lex_token): Handle directives in macro
2804 * cpplib.c (_cpp_handle_directive): Save and restore state
2805 if parsing macro args when entering a directive.
2806 * cppmacro.c (collect_args): No need to handle directives
2808 (enter_macro_context, replace_args): Use the original macro
2809 definition in case it was redefined whilst collecting arguments.
2813 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2815 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2816 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2817 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2819 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2820 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2821 (load_toc_v4_PIC_2): Same.
2823 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2825 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2827 2002-02-26 Richard Henderson <rth@redhat.com>
2829 * config/alpha/alpha.md (ashldi_se): Re-enable.
2831 2002-02-26 Richard Henderson <rth@redhat.com>
2833 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2834 MODULE_LOCAL_P; improve commentary.
2836 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2838 * doc/cpp.texi: Clarify documentation of relationship between
2841 2002-02-26 Kazu Hirata <kazu@hxi.com>
2843 * config/h8300/h8300-protos.h: Update the prototype for
2844 compute_logical_op_length. Add the prototype for
2845 compute_logical_op_cc.
2846 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2848 (compute_logical_op_cc): New.
2849 * config/h8300/h8300.md: Combine all the logical op patterns
2850 in HImode and SImode. Use compute_logical_op_cc.
2852 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2854 * config/i386/i386.c (print_operand): Don't append ATT-style
2855 length suffixs to x87 opcodes when in Intel mode.
2857 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2859 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2860 (init_emit_once): Update calls.
2861 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2862 (init_syntax_once): Prototype.
2864 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2866 * pa-linux.h (LIB_SPEC): Update definition.
2867 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2869 2002-02-26 Richard Henderson <rth@redhat.com>
2871 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2872 if we emitted a stop bit.
2874 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2876 * configure.in (libgcc_visibility): Substitute.
2877 * configure: Rebuilt.
2878 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2879 defined symbols .hidden.
2881 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2883 * attribs.c (c_common_attribute_table): Add visibility.
2884 (handle_visibility_attribute): New function.
2885 * varasm.c (assemble_visibility): New function.
2886 * output.h (assemble_visibility): Add prototype.
2887 * tree.h (MODULE_LOCAL_P): Define.
2888 * crtstuff.c (__dso_handle): Use visibility attribute.
2889 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2890 for MODULE_LOCAL_P symbols too.
2891 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2892 MODULE_LOCAL_P symbols the same way as local symbols.
2893 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2894 into .sdata/.sbss by the user.
2895 * doc/extend.texi (Function Attributes): Document visibility
2898 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2901 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2902 STRING_CST initializer spanning the whole variable without
2904 If expand_expr returned MEM, don't use it.
2906 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2908 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2909 generate a die for the lexical block.
2911 2002-02-26 Kazu Hirata <kazu@hxi.com>
2913 * config/h8300/h8300-protos.h: Add a prototype for
2914 compute_logical_op_length.
2915 * config/h8300/h8300.c (compute_logical_op_length): New.
2916 * config/h8300/h8300.md (anonymous logical patterns): Use
2917 compute_logical_op_length for length.
2919 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2921 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2923 (gen_type_die): Same.
2925 * attribs.c (handle_vector_size_attribute): Set debug information.
2927 2002-02-26 Daniel Egger <degger@fhm.edu>
2929 * config/rs6000/rs6000.md: Swap define_insn attributes to
2930 fix incorrect generation of merge high instructions instead
2933 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2935 * c-typeck.c (really_start_incremental_init): Use
2936 bitsize_zero_node for vectors.
2938 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2940 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2941 ("*set_vrsave_internal"): Same.
2943 2002-02-25 Richard Henderson <rth@redhat.com>
2945 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2946 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2948 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2951 * config/i386/i386.c (ix86_return_pops_args): Only pop
2952 fake structure return argument if it was passed on the stack.
2954 2002-02-25 Jason Merrill <jason@redhat.com>
2956 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2959 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2961 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2962 link with shared_name only.
2963 * doc/invoke.texi (Link Options): Document new behavior.
2965 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2967 * c-typeck.c (push_init_level): Handle vectors.
2969 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2971 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2972 operands of SPARC_SETHI_P.
2973 (input_operand): Likewise.
2974 (sparc_emit_set_const32): Likewise.
2975 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2976 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2977 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2978 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2979 (movdi_insn_sp64_vis): Likewise.
2980 (movdi split, movdf split): Use SETHI32.
2981 * doc/md.texi: Document SPARC constraints L, M and N.
2983 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2985 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2986 ("*set_vrsave_internal"): use mfspr for Darwin.
2988 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2989 gen_get_vrsave_internal.
2991 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2993 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2995 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2997 * cpplex.c (cpp_interpret_charconst): Get signedness or
2998 otherwise of wide character constants correct.
2999 * cppexp.c (lex): Get signedness of wide charconsts correct.
3001 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3003 * optabs.c (widen_operand): Only call convert_modes for
3004 promoted SUBREG if signedness matches.
3005 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
3007 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3009 * cpplib.c (glue_header_name): Use local buffer to build up
3012 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3014 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
3016 2002-02-23 Kazu Hirata <kazu@hxi.com>
3018 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
3019 H8/300[HS] separately.
3020 * config/h8300/h8300.md: Remove the early clobber constraint
3021 from bit field patterns.
3023 2002-02-23 Kazu Hirata <kazu@hxi.com>
3025 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
3027 (mulhisi3): Likewise.
3028 (umulqisi3): Likewise.
3029 (umulhisi3): Likewise.
3031 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3033 * cppinit.c (output_deps): Correct test for stdout output.
3034 (init_dependency_output): Cure warning.
3036 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3038 * expr.c (store_expr): When converting expression to promoted
3039 equivalent type, allow using SUBREG_REG of TARGET as the target
3040 of the expansion of EXP.
3041 * loop.c (basic_induction_var, case SUBREG): Always look inside.
3042 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
3043 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
3044 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
3045 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
3047 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
3049 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
3050 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
3051 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
3053 2002-02-23 Jakub Jelinek <jakub@redhat.com>
3055 PR optimization/5747
3056 * loop.c (scan_loop): Update reg info if move_movables created new
3059 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3061 * gcc.c (init_gcc_spec): Revert last change.
3063 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3065 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
3066 gpc_reg_operand constraint.
3068 2002-02-23 Alan Modra <amodra@bigpond.net.au>
3070 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
3071 Simplify comparison of `low'.
3072 (add_operand): Fix formatting.
3073 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
3074 (mask_operand): Disallow mask to wrap in 64-bit mode.
3075 (rs6000_stack_info): Remove redundant test setting push_p.
3076 (output_toc): Fix formatting.
3077 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
3078 cc_reg_not_cr0_operand constraint.
3079 (booldi3, boolcdi3 splitters): Same.
3081 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
3083 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
3085 2002-02-22 David Edelsohn <edelsohn@gnu.org>
3087 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
3088 gcc invoked with -shared-libgcc.
3090 2002-02-22 Jakub Jelinek <jakub@redhat.com>
3093 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
3094 decl if any of elements was TREE_USED.
3096 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
3098 * config/sparc/sol2.h: Don't include sys/mman.h.
3099 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
3100 (arith_4096_operand): Don't throw high bits away.
3101 (const64_operand): Take sign extension of CONST_INTs into account.
3102 (const64_high_operand, sparc_emit_set_const32): Likewise.
3103 (GEN_HIGHINT64): Likewise.
3104 (sparc_emit_set_const64_quick1): Likewise.
3105 (const64_is_2insns): Likewise.
3106 (print_operand): Use trunc_int_for_mode for sign extension.
3107 * config/sparc/sparc.h (SMALL_INT32): Likewise.
3108 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
3109 chars. Assume CONST_INT is already properly sign-extended.
3110 (movdi split): Sign-extend each SImode part.
3111 (andsi3 split): Don't mask high bits off, so that result
3112 remains properly sign-extend.
3113 (iorsi3 split): Likewise.
3114 (xorsi3 split): Likewise.
3116 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
3118 * fold-const.c (fold): Fix typo in comments.
3120 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3122 * Makefile.in (langhooks.o): Update dependencies.
3124 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3126 * langhooks.c: Include flags.h.
3128 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
3130 * testsuite/gcc.dg/attr-alwaysinline.c: New.
3132 * c-common.c (c_common_post_options): Set inline trees by
3135 * doc/extend.texi (Function Attributes): Document always_inline
3137 Update documentation about inlining when not optimizing.
3139 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
3141 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
3142 unless DECL_ALWAYS_INLINE.
3144 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
3145 unless DECL_ALWAYS_INLINE.
3146 (c_disregard_inline_limits): Disregard if always_inline set.
3148 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3149 Disregard if always_inline set.
3150 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
3151 unless DECL_ALWAYS_INLINE.
3153 * attribs.c (handle_always_inline_attribute): New.
3154 (c_common_attribute_table): Add always_inline.
3156 * config/rs6000/altivec.h: Add prototypes for builtins
3157 requiring the always_inline attribute.
3159 2002-02-21 Eric Christopher <echristo@redhat.com>
3161 * expmed.c (store_bit_field): Try to simplify the subreg
3162 before generating a new one when when the mode size of
3163 value is less than maxmode.
3165 2002-02-21 Richard Henderson <rth@redhat.com>
3167 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
3168 than gen_rtx_PLUS to form the sum.
3169 * explow.c (force_reg): Rearrange to not allocate new pseudo
3170 when force_operand returns a register.
3171 * expr.c (expand_assignment): Allow offset_rtx expansion to
3172 return a sum. Do not force addresses into registers.
3173 (expand_expr): Likewise.
3174 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
3175 to canonicalize arithmetic that didn't simpify.
3176 (simplify_plus_minus): New argument force; update
3177 all callers. Don't split CONST unless we can do something with it,
3178 and wouldn't lose the constness of the operands.
3180 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
3181 that we generated earlier.
3183 2002-02-21 Tom Tromey <tromey@redhat.com>
3185 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3186 (output_line_info): Use constant `1', with a long explanatory
3188 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
3190 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
3192 * jump.c (redirect_jump): If old label has no UID, don't try to
3195 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
3197 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
3198 If input is constant, do shifts at compile time.
3200 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
3202 * doc/extend.texi: Fix some more overfull hboxes.
3204 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3206 PR optimization/4994
3207 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
3210 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3213 * expr.h (expand_and): Add mode argument.
3214 * expmed.c (expand_and): Add mode argument.
3215 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
3216 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
3217 * except.c (expand_builtin_extract_return_addr): Likewise.
3218 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3219 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
3220 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
3221 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
3222 * config/c4x/c4x.md: Use GEN_INT (x) instead of
3223 gen_rtx (CONST_INT, VOIDmode, x).
3225 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3228 * stmt.c (warn_if_unused_value): Move side effects test once more.
3230 2002-02-20 Torbjorn Granlund <tege@swox.com>
3232 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
3233 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
3235 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
3237 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
3238 SUBREG or ZERO_EXTEND.
3240 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
3242 * sh.h (current_function_anonymous_args): Remove.
3243 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
3244 of current_function_varargs and current_function_stdarg is set.
3245 * sh.c (sh_expand_prologue): Check current_function_varargs /
3246 current_function_stdarg / TARGET_SH5 instead of
3247 current_function_anonymous_args.
3249 * sh64.h (TARGET_VERSION): Define.
3251 2002-02-20 David Edelsohn <edelsohn@gnu.org>
3253 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
3254 VRSAVE_REGNO on TARGET_ALTIVEC.
3256 2002-02-20 Alan Modra <amodra@bigpond.net.au>
3258 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
3259 bits of SImode const_int.
3260 (includes_rshift_p): Likewise.
3261 (print_operand): Call mask_operand and mask64_operand with correct
3263 (rs6000_output_function_epilogue): Pad traceback table to word.
3264 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
3265 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
3266 mask64_operand with correct mode.
3267 (FUNCTION_ARG_REGNO_P): Correct parentheses.
3269 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3272 * varasm.c (get_pool_constant_mark): New.
3273 * rtl.h (get_pool_constant_mark): Add prototype.
3274 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
3275 be represented if it has not been output.
3277 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3279 * combine.c (do_SUBST): Sanity check substitutions of
3280 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
3281 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
3282 CONST_INT into its operand.
3283 (known_cond): Likewise, for ZERO_EXTEND.
3284 * simplify-rtx.c (simplify_unary_operation): Fix condition to
3285 allow for simplification of wide modes. Reject CONST_INTs in
3286 ZERO_EXTEND when their actual mode is not given.
3288 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3290 * c-decl.c (pushdecl): If no global declaration is found for an
3291 extern declaration in block scope, try a limbo one.
3293 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3296 * c-common.c (pointer_int_sum): Moved from...
3297 * c-typeck.c (pointer_int_sum): ...here.
3298 * c-common.h (pointer_int_sum): Add prototype.
3300 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3303 * c-decl.c (duplicate_decls): Return 0 if issued error about
3306 2002-02-20 Roger Sayle <roger@eyesopen.com>
3307 Jakub Jelinek <jakub@redhat.com>
3310 * tree.c (host_integerp): Ensure that the constant integer is
3311 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
3312 when pos is zero or non-zero respectively. Clarify comment.
3313 * c-format.c (check_format_info_recurse): Fix host_integerp
3314 usage; the pos argument should be zero when assigning to a
3315 signed HOST_WIDE_INT.
3317 2002-02-20 Richard Henderson <rth@redhat.com>
3319 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
3320 of the operand, rather than assuming TImode.
3321 (ix86_expand_binop_builtin): Cope with commutative patterns
3322 using nonimmediate_operand for both operands.
3323 (ix86_expand_timode_binop_builtin): Likewise.
3324 (ix86_expand_store_builtin): Validate operand 1.
3325 (ix86_expand_unop1_builtin): Likewise.
3327 2002-02-20 Philip Blundell <philb@gnu.org>
3330 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
3332 2002-02-20 Richard Henderson <rth@redhat.com>
3335 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
3337 2002-02-20 Tom Tromey <tromey@redhat.com>
3339 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3340 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3341 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3342 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3343 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
3346 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
3348 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
3349 for (const_int 0) in X not just INTVAL.
3351 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
3353 * doc/extend.texi: Avoid or reduce overfull hboxes.
3355 2002-02-20 Diego Novillo <dnovillo@redhat.com>
3357 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
3358 operations if the field does not start at a mode boundary.
3360 2001-02-20 Joel Sherrill <joel@OARcorp.com>
3362 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
3363 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
3364 Also done for -Acpu and -Amachine.
3366 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3368 * cppinit.c (init_dependency_output): Take deps output file
3369 from -o if none given with -MF. Suppress normal output.
3370 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
3371 * doc/cpp.texi, doc/invoke.texi: Update.
3373 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3375 * toplev.c (output_quoted_string): Write unprintable
3376 characters with octal escapes.
3378 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3380 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
3381 really_call_used[VRSAVE_REGNO] if not Altivec.
3383 2002-02-19 Alan Modra <amodra@bigpond.net.au>
3385 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
3387 (constant_pool_expr_1): Fix formatting.
3388 (rs6000_legitimize_reload_address): Likewise.
3390 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3392 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
3393 now that we have one.
3395 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3397 * tree.h (struct tree_common): Remove aux. Add unused_0 at
3398 end of first block of bitfields (which was only seven bits);
3399 rename dummy to unused_1; remove comment which is no longer true.
3401 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3403 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
3405 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3408 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
3412 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
3413 arm_is_longcall_p rather than inspecting call-type cookie
3415 (call_value_insn) [TARGET_THUMB]: Likewise.
3417 2002-02-19 Graham Stott <grahams@redhat.com>
3419 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
3421 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3423 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
3424 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
3425 (FP_SAVE_INLINE): Delete.
3427 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
3428 * config/rs6000/eabi.asm: Remove ABI save restore routines.
3429 * config/rs6000/t-ppccomm: Build crtsavres.o.
3430 * config/rs6000/crtsavres.asm: New file.
3432 2002-02-19 Philip Blundell <philb@gnu.org>
3434 * config/arm/arm.c (use_return_insn): Don't reject interrupt
3436 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
3437 (output_return_instruction): Allow interrupt functions to return with
3438 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
3439 (arm_expand_prologue): Subtract 4 before stacking LR in an
3442 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3444 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
3445 decl, not just FUNCTION_DECL.
3446 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
3447 (arm_assemble_integer): Likewise.
3448 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
3451 2002-02-19 matthew green <mrg@eterna.com.au>
3453 * config.gcc (sparc-*-netbsdelf*): Enable target.
3454 (sparc64-*-netbsd*): New target.
3455 * config/sparc/netbsd-elf.h: New file.
3456 * config/sparc/t-netbsd64: New file.
3458 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3460 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
3462 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
3464 * doc/invoke.texi: explicitly list the style guidelines that
3465 -Weffc++ checks for.
3467 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
3469 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
3471 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
3474 * gcc.c (cpp_unique_options): Treat -o as indicating object file
3475 only if not -E. If -E, pass -o through to the preprocessor.
3477 2002-02-19 Kazu Hirata <kazu@hxi.com>
3479 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
3480 register number with an appropriate macro.
3482 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3484 * doc/rtl.texi (Constants): Close @code tag.
3486 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
3488 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
3489 ("mmx_uavgv4hi3"): Same.
3490 ("pmulhrwv4hi3"): Same.
3492 * tree-inline.c (walk_tree): Handle vectors.
3494 * c-common.c (constant_expression_warning): Handle vectors.
3495 (overflow_warning): Same.
3497 * sched-deps.c (sched_analyze_2): Handle vectors.
3499 * rtlanal.c (rtx_unstable_p): Handle vectors.
3500 (rtx_varies_p): Same.
3501 (count_occurrences): Same.
3502 (regs_set_between_p): Same.
3503 (modified_between_p): Same.
3504 (modified_in_p): Same.
3505 (volatile_insn_p): Same.
3506 (volatile_refs_p): Same.
3507 (side_effects_p): Same.
3509 (inequality_comparisons_p): Same.
3510 (replace_regs): Same.
3511 (computed_jump_p_1): Same.
3513 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
3515 (inner_mode_array): New.
3516 (copy_rtx): Handle vectors.
3517 (copy_most_rtx): Same.
3518 (rtx_equal_p): Same.
3519 (get_mode_alignment): Adjust for vectors.
3521 * resource.c (mark_referenced_resources): Handle vectors.
3522 (mark_set_resources): Same.
3524 * reload1.c (eliminate_regs): Handle vectors.
3525 (elimination_effects): Same.
3526 (scan_paradoxical_subregs): Same.
3528 * reload.c (subst_reg_equivs): Handle vectors.
3530 * regrename.c (scan_rtx): Handle vectors.
3532 * regclass.c (reg_scan_mark_refs): Handle vectors.
3534 * recog.c (find_single_use_1): Handle vectors.
3536 * local-alloc.c (equiv_init_varies_p): Handle vectors.
3537 (contains_replace_regs): Same.
3538 (memref_referenced_p): Same.
3540 * integrate.c (copy_rtx_and_substitute): Handle vectors.
3541 (subst_constants): Same.
3543 * genattrtab.c (attr_copy_rtx): Handle vectors.
3544 (encode_units_mask): Same.
3545 (clear_struct_flag): Same.
3546 (count_sub_rtxs): Same.
3548 * gcse.c (want_to_gcse_p): Handle vectors.
3549 (oprs_unchanged_p): Same.
3550 (hash_expr_1): Same.
3551 (oprs_not_set_p): Same.
3552 (expr_killed_p): Same.
3553 (compute_transp): Same.
3554 (store_ops_ok): Same.
3556 * function.c (purge_addressof_1): Do not allow paradoxical subregs
3558 (fixup_var_refs_1): Same.
3559 (instantiate_virtual_regs_1): Same.
3561 * fold-const.c (operand_equal_p): Handle vectors.
3563 (rtl_expr_nonnegative_p): Same.
3565 * flow.c (mark_used_regs): Handle vectors.
3567 * df.c (df_uses_record): Handle vectors.
3569 * cselib.c (cselib_subst_to_values): Handle vectors.
3570 (cselib_mem_conflict_p): Same.
3573 * cse.c (canon_reg): Handle vectors.
3575 (cse_process_notes): Same.
3576 (count_reg_usage): Same.
3579 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
3581 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
3583 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
3584 (gen_rtx): Handle CONST_VECTOR.
3585 (gen_const_vector_0): New.
3586 (copy_rtx_if_shared): CONST_VECTORs can be shared.
3587 (reset_used_flags): Same.
3588 (copy_insn_1): Same.
3589 (initializer_constant_valid_p): Handle VECTOR_CST.
3591 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
3593 * doc/rtl.texi (Constants): Document const_vector.
3594 (CONST0_RTX): Update for vectors.
3595 (RTL sharing): Same.
3597 * print-tree.c (print_node): Add case for VECTOR_CST.
3599 * tree.h (TREE_VECTOR_CST_ELTS): New.
3600 (struct tree_vector): New.
3601 (union tree_node): Add vector node.
3602 (build_vector): Add prototype.
3604 * tree.def (VECTOR_CST): New.
3606 * tree.c (build_vector): New.
3608 * expmed.c (make_tree): Handle CONST_VECTOR.
3610 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
3611 (CONST_VECTOR_ELT): New.
3612 (CONST_VECTOR_NUNITS): New.
3614 * machmode.h (GET_MODE_INNER): New.
3615 (DEF_MACHMODE): Accept 8th arg.
3617 * machmode.def: Add 8th argument for vector inner mode.
3618 Add inner vector modes for vectors.
3620 * rtl.def (VEC_CONST): Remove.
3621 (CONST_VECTOR): New.
3623 * expr.c (clear_storage): Allow vectors.
3624 (is_zeros_p): Handle VECTOR_CST.
3626 * varasm.c (output_constant_pool): Handle vectors.
3627 (rtx_const): Add veclo and vechi fields.
3628 (kind): Add RTX_VECTOR.
3629 (decode_rtx_const): Add case for vector.
3631 * config/rs6000/rs6000-protos.h: Add zero_constant.
3633 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
3634 constants. Force easy vector constants into memory.
3635 (easy_vector_constant): New.
3636 (emit_easy_vector_constant): New.
3637 (rs6000_legitimize_reload_address): Do not generate bad reloads on
3640 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
3642 ("altivec_lvxl"): Same.
3643 (altivec_lvebx): Same.
3644 (altivec_lvehx): Same.
3645 (altivec_lvewx): Same.
3646 ("*movv4si_const0"): New.
3647 ("*movv4sf_const0"): New.
3648 ("*movv8hi_const0"): New.
3649 ("*movv16qi_const0"): New.
3651 2002-02-18 Kazu Hirata <kazu@hxi.com>
3653 * config/h8300/h8300.c (notice_update_cc): Use
3656 2002-02-18 Kazu Hirata <kazu@hxi.com>
3658 * config/h8300/h8300.md (divmod patterns): Change the
3659 constraints for operands[1] to register_operand.
3661 2002-02-18 Kazu Hirata <kazu@hxi.com>
3663 * config/h8300/h8300-protos.h: Remove the prototype for
3665 * config/h8300/h8300.c (p_operand): Remove.
3666 * config/h8300/h8300.md: Replace p_operand with
3669 2002-02-18 Philip Blundell <pb@nexus.co.uk>
3671 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
3673 (output_return_instruction): Allow use of LDR to unstack
3674 return addresss even for interrupt handlers or when
3675 interworking. If compiling for ARMv5, use interworking-safe
3676 return instructions by default. Remove duplicated code and
3677 lengthy "strcat" sequences.
3679 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3681 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
3682 (LINK_EH_SPEC): Define.
3683 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
3685 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3687 * config/s390/s390.c (s390_emit_prologue): Do not set the
3688 frame_related flag for call-clobbered registers.
3690 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
3692 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
3693 (construct_container): Fix handling of SSE operands.
3694 (ix86_expand_builtin): Fix handling of 64bit pointers.
3695 (mmx_maskmovq_rex): New pattern.
3697 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
3699 * regrename.c (kill_set_value): Handle subregs properly.
3701 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
3703 * objc/objc-act.c (handle_impent): Remove leading '*'
3704 from objc_class_name.
3706 2002-02-17 Richard Henderson <rth@redhat.com>
3708 * config/alpha/alpha.c (some_small_symbolic_operand,
3709 some_small_symbolic_operand_1, split_small_symbolic_operand,
3710 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
3711 Handle small SYMBOL_REFs anywhere, not just inside memories.
3712 * config/alpha/alpha-protos.h: Update.
3713 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3714 * config/alpha/alpha.md (small symbolic operand splitter): Update.
3716 2002-02-17 Roland McGrath <roland@frob.com>
3718 * config.gcc (powerpc-*-gnu-gnualtivec*,
3719 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
3720 * config/rs6000/gnu.h: New file.
3721 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
3722 Grok "gnu" in rs6000_abi_name.
3723 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
3724 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
3725 Grok -mcall-gnu analogous to -mcall-linux et al.
3726 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
3727 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
3728 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
3730 2002-02-17 Jakub Jelinek <jakub@redhat.com>
3733 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
3736 2002-02-17 Philipp Thomas <pthomas@suse.de>
3738 * config/cris/cris.h: Undefine STARTFILE_SPEC and
3739 ENDFILE_SPEC before (re)defining them.
3741 2002-02-17 Kazu Hirata <kazu@hxi.com>
3743 * config/h8300/h8300.c: Fix formatting.
3744 * config/h8300/h8300.h: Likewise.
3746 2002-02-17 Philipp Thomas <pthomas@suse.de>
3748 * doc/tm.texi: Explain why empty strings should not be
3749 marked for translation.
3751 2002-02-17 Philipp Thomas <pthomas@suse.de>
3753 * final.c (output_operand_lossage): Changed to accept
3754 printf style arguments. Change calls where necessary.
3755 * output.h (output_operand_lossage): Change declaration
3756 accordingly. Update copyright.
3757 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3758 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3759 Update copyright date where necessary.
3761 * config/i386/i386.c (print_operand): Likewise. Remove use of
3764 * config/cris/cris.c (cris_operand_lossage): Likewise.
3765 Rename parameter so that exgettext recognizes it as
3766 translatable message.
3767 (LOSE_AND_RETURN): Rename parameter to msgid.
3769 2002-02-17 Kazu Hirata <kazu@hxi.com>
3771 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3772 hard coded register number with an appropriate macro.
3773 (HARD_REGNO_MODE_OK): Likewise.
3774 (ARG_POINTER_REGNUM): Likewise.
3775 (STATIC_CHAIN_REGNUM): Likewise.
3776 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3777 * config/h8300/h8300.md (define_constants): Define more
3780 2002-02-17 Philipp Thomas <pthomas@suse.de>
3782 * config/i386/i386.h: Don't mark empty strings for translation.
3784 2002-02-16 H.J. Lu <hjl@gnu.org>
3786 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3788 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3790 * cppinit.c (merge_include_chains): Check for brack being
3791 NULL before attempting to merge it with qtail.
3793 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3795 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3798 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3800 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3802 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3804 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3805 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3806 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3808 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3810 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3811 now only if !TARGET_FIX.
3812 (*movsi_nt_vms_fix): New pattern.
3814 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3816 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3817 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3818 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3819 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3820 (alpha_start_function, alpha_expand_epilogue): Likewise.
3821 (unicosmk_gen_dsib): Likewise.
3823 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3825 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3827 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3829 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3830 check_and_change_labels, s390_final_chunkify): Delete.
3831 (s390_split_branches, s390_chunkify_pool): New functions.
3832 (s390_function_prologue): Call them.
3834 * config/s390/s390.h (S390_REL_MAX): Delete.
3835 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3837 * config/s390/s390.md (cjump, icjump, jump): Fix length
3838 attribute calculation.
3841 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3843 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3844 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3846 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3848 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3849 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3850 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3852 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3854 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3856 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3858 * reload.c (find_dummy_reload): Check that an output register
3859 is valid for its mode.
3861 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3863 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3866 * function.c (assign_parms): Demote promoted argument passed by
3867 transparent reference.
3869 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3871 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3872 -Acpu() and -Amachine() to eliminate warnings.
3874 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3876 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3878 2002-02-14 Kazu Hirata <kazu@hxi.com>
3880 * config/h8300/h8300-protos.h: Update the prototype for
3882 * config/h8300/h8300.c (const_costs): Treat SET as a little
3883 more expensive operation.
3884 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3885 reference to const_costs.
3887 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3889 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3891 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3894 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3895 use arguments from newtype.
3897 2002-02-13 Eric Christopher <echristo@redhat.com>
3899 * config/mips/mips.c (override_options): Add check for march/mipsX
3900 on the same command line. Fix error message in cpu processing.
3901 Remove architecture and ISA checks.
3903 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3905 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3907 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3909 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3911 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3913 ("*movv8hi_internal1"): Same.
3914 ("*movv16qi_internal1"): Same.
3915 ("*movv4sf_internal1"): Same.
3917 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3918 not push_reload for altivec modes.
3920 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3922 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3923 all RTEMS targets including removal of #includes from config/*/rtems*.h
3924 file and adding them to tm_file setting. Added xm_defines=POSIX to
3926 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3927 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3928 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3929 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3930 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3931 config/m68k/rtemself.h: Ditto.
3932 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3933 config/mips/rtems64.h: Ditto.
3934 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3935 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3937 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3938 config/sparc/rtemself.h: Ditto.
3939 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3940 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3941 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3943 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3944 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3945 target made more similar to i386-elf.
3946 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3947 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3948 be similar to config/m68k/t-m68kelf.
3949 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3951 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3953 * regmove.c (kill_value): Handle subregs.
3955 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3957 * i386.md (mul patterns): Allow memory operand to be first;
3958 add expanders where needed; fix constraints.
3959 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3960 Allow memory operand to be the first.
3962 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3965 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3968 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3971 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3973 PR optimization/5547:
3974 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3975 all valid IA-32 address modes involving non-scaled %ebx and
3976 GOT/GOTOFF as displacement.
3978 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3980 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3981 after emitting ltorg insns.
3983 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3984 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3985 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3986 *abssf2): Fix "op_type" attribute.
3988 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3990 * mkconfig.sh: Avoid using a subshell redirect.
3991 ($output.T): Change to $(output)T.
3992 (ENABLE_NLS): Remove unneeded undef.
3994 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3995 * config/alpha/x-vms (libsubdir): Define.
3997 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3998 register frame procedures. Optimize retrieving context.
4000 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
4001 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
4002 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
4004 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4006 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
4007 Make same change as for find_base_value.
4009 2002-02-13 Kazu Hirata <kazu@hxi.com>
4011 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
4012 of QImode and SImode.
4014 2002-02-13 Kazu Hirata <kazu@hxi.com>
4016 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
4017 length computation of movsi.
4018 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
4020 2002-02-13 Kazu Hirata <kazu@hxi.com>
4022 * config/h8300/h8300.md (subqi3): Tighten the predicate for
4023 operands[2] to register_operand.
4025 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
4027 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
4029 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
4031 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
4032 for altivec_lvx* and altivec_stvx*.
4033 ("*movv4si_internal"): Add constraint for loading from GPRs.
4034 ("*movv8hi_internal1"): Same.
4035 ("*movv16qi_internal1"): Same.
4036 ("*movv4sf_internal1"): Same.
4038 * config/rs6000/rs6000.c (altivec_register_operand): New.
4040 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4041 altivec_register_operand.
4043 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
4045 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
4048 2002-02-13 Stan Shebs <shebs@apple.com>
4050 * c-typeck.c (digest_init): Handle vectors.
4051 (really_start_incremental_init): Same.
4052 (pop_init_level): Same.
4053 (process_init_element): Same.
4055 * varasm.c (output_constant): Same.
4057 * expr.c (clear_storage): Same.
4058 (store_constructor): Same.
4060 2002-02-12 Eric Christopher <echristo@redhat.com>
4062 * explow.c (hard_function_value): Add comment explaining
4063 signed/unsigned comparison.
4065 2002-02-12 Jakub Jelinek <jakub@redhat.com>
4067 * jump.c (never_reached_warning): Add finish argument.
4068 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
4069 real insn after end.
4070 * rtl.h (never_reached_warning): Adjust prototype.
4071 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
4072 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
4073 never_reached_warning.
4075 2002-02-12 Graham Stott <grahams@redhat.com>
4077 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
4079 2002-02-12 Kazu Hirata <kazu@hxi.com>
4081 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
4082 logical shifts on H8/300.
4083 (shift_alg_si): Improve several shifts on H8/300.
4084 (get_shift_alg): Likewise.
4086 2002-02-12 Graham Stott <grahams@redhat.com>
4088 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
4090 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4092 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
4093 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
4095 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
4097 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
4098 non-CONST_INT through default_assemble_integer.
4099 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
4100 <case 8>: Abort for CONST_DOUBLE.
4102 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4104 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
4106 * config/pa/pa-linux.h (LIB_SPEC): Delete.
4107 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4109 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
4111 * config/stormy16/stormy16.md (zero_extendqihi2): New.
4113 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
4115 * regrename.c (regrename_optimize): Don't accept a
4116 part-clobbered register if the replaced register is not part
4119 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
4120 take padding into account when computing the argument value.
4122 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
4124 * combine.c (try_combine): Apply substitutions in
4125 CALL_INSN_FUNCTION_USAGE too.
4127 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
4129 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
4130 __builtin_altivec_abs*.
4133 * config/rs6000/rs6000.h (rs6000_builtins): Add
4134 ALTIVEC_BUILTIN_ABS*.
4136 * config/rs6000/altivec.h: Use const char for builtins expecting
4138 (vec_abs): New versions for C and C++.
4141 2002-02-10 Kazu Hirata <kazu@hxi.com>
4143 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
4146 2002-02-10 Kazu Hirata <kazu@hxi.com>
4148 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
4149 constant definition from h8300.md.
4150 (FRAME_POINTER_REGNUM): Likewise.
4151 * config/h8300/h8300.md (define_constants): Add FP_REG.
4153 2002-02-10 Kazu Hirata <kazu@hxi.com>
4155 * config/h8300/h8300.c (print_operand): Remove redundant code.
4157 2002-02-10 Kazu Hirata <kazu@hxi.com>
4159 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
4160 * config/h8300/h8300.c (byte_reg): Make it static.
4162 2002-02-10 Richard Henderson <rth@redhat.com>
4165 * c-typeck.c (incomplete_type_error): Handle flexible array members.
4167 2002-02-10 Richard Henderson <rth@redhat.com>
4170 * tree.c (append_random_chars): Don't abort if main_input_filename
4173 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
4175 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
4177 2002-02-10 Kazu Hirata <kazu@hxi.com>
4179 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
4180 (pushhi1): Likewise.
4182 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
4184 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
4185 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
4187 2002-02-09 David O'Brien <obrien@FreeBSD.org>
4189 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
4191 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
4193 2002-02-09 Kazu Hirata <kazu@hxi.com>
4195 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
4196 a half of an SImode register on H8/300.
4198 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
4200 * i386.md (movdi_2): Add missing '!'.
4202 2002-02-09 Kazu Hirata <kazu@hxi.com>
4204 * config/h8300/h8300.h: Fix formatting. Remove commented-out
4207 2002-02-09 Kazu Hirata <kazu@hxi.com>
4209 * config/h8300/h8300.md (length): Correct the distance valid
4210 for the short branch.
4212 2002-02-09 Kazu Hirata <kazu@hxi.com>
4214 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
4216 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4218 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
4219 registers in SImode.
4220 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
4223 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
4226 Contribute sh64-elf.
4227 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4228 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
4229 (sh_cannot_modify_jumps_p): New function.
4230 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4231 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
4232 (sh_ms_bitfield_layout_p): New function.
4233 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
4234 Zack Weinberg <zack@codesourcery.com>
4235 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
4236 expand_simple_binop instead of expand_binop.
4237 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
4238 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
4239 use of .quad and .uaquad.
4240 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
4241 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
4242 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4243 * config/sh/sh.md (movdi_const, movdi_const_32bit,
4244 movdi_const_16bit): Make sure all CONSTs have modes.
4245 (sym2PIC): Ditto, but by adjusting all callers.
4246 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
4247 if the prologue calls the SHmedia argument decoder or register
4249 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4250 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
4251 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4252 (sh_expand_epilogue): Don't emit USE of return target register.
4253 (prepare_move_operands): Legitimize DImode PIC addresses.
4254 (sh_media_register_for_return): Skip tr0, used to initialize the
4256 (sh_expand_prologue): Remove explicit USE of return register.
4257 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
4258 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
4259 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
4260 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
4261 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
4263 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
4264 (MOVI_SHORI_BASE_OPERAND_P): New.
4265 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
4266 (EXTRA_CONSTRAINT_T): Define in terms of them.
4267 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
4268 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
4269 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
4270 alternatives supporting TARGET_REGS.
4271 (UNSPEC_GOTPLT): New constant.
4272 (movdi split): Move incrementing of LABEL_NUSES...
4273 (movdi_const, movdi_const_32bit): Here. Use
4274 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
4275 (movdi_const_16bit): New.
4276 (call, call_value) [flag_pic]: Use GOTPLT.
4277 (call_pop, call_value_pop): New expands.
4278 (call_pop_compact, call_pop_rettramp): New insns.
4279 (call_value_pop_compact, call_value_pop_rettramp): New insns.
4280 (sibcall) [flag_pic]: Use GOT.
4281 (builtint_setjmp_receiver): Remove bogus, unused expand.
4282 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
4283 (*pt, *ptb, ptrel): New insns.
4284 (sym2GOT): Handle DImode GOT.
4285 (sym2GOTPLT, symGOTPLT2reg): New expands.
4286 (sym2PIC): New expand.
4287 (shcompact_return_tramp): Use GOTPLT to return trampoline.
4288 (shcompact_return_tramp_i): Use return register explicitly.
4289 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
4290 disable flag_reorder_blocks.
4291 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
4292 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
4293 clobbers, for clarity.
4294 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
4295 restoring of r0 in macl as MAYBE_DEAD.
4296 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
4297 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
4298 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
4299 alter_subreg all over.
4300 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
4301 reload, instead of emitting instructions that would require
4303 (casesi_load_media): Add missing modes.
4304 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
4305 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
4306 as used if the argument decoder is called.
4307 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4308 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
4309 Pmode, then extend it to DImode if necessary.
4310 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4311 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
4312 constants in FPU-enabled SHmedia, let them be loaded from memory.
4313 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4314 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
4315 Adjust whitespace in assembly output templates.
4316 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4317 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
4318 mode of if_then_else.
4319 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
4320 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
4322 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
4323 Joern Rennecke <amylaar@redhat.com>
4324 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
4325 (SUBTARGET_CPP_PTR_SPEC): New.
4326 (SUBTARGET_CPP_SPEC): Remove.
4327 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4328 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4329 Fix typo in previous checkin.
4330 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
4331 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
4332 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
4333 Alexandre Oliva <aoliva@redhat.com>
4334 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
4335 what single FP register can hold for SHmedia target.
4336 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4337 Alexandre Oliva <aoliva@redhat.com>
4338 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4339 Do not split into SUBREG.
4340 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
4341 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
4342 and added new functions as specified in SH5 ABI r9.
4343 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
4344 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
4346 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
4347 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
4348 gen_consttable_4 and gen_consttable_8. Emit multiple labels
4349 and consttable_window_ends.
4350 2001-06-03 Graham Stott <grahams@redhat,com>
4351 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
4352 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
4353 * config/sh/sh.c (print_operand): Handle floating-point pair,
4354 vector and matrix registers.
4355 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
4356 vector modes into account.
4357 * config/sh/sh.md (movv2sf): Split move between registers into
4359 (movv4sf, movv16sf): Introduce insns that get split only after
4361 * config/sh/shmedia.h: Fix Copyright dates.
4362 * config/sh/ushmedia.h: Likewise. Move loop counter
4363 declarations into conditionals that uses them.
4364 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
4366 * config/sh/sshmedia.h: Fix Copyright dates.
4367 (sh_media_PUTCFG): Fix constraints.
4368 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4369 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
4370 ptrmemfunc_vbit_in_delta for SH5.
4371 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
4372 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
4373 * invoke.texi: Likewise.
4374 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4375 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
4376 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
4377 GCC_pop_shmedia_regs_nofpu): New global symbols.
4378 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
4379 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
4380 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
4381 compact function with nonlocal labels.
4382 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
4383 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
4384 (initial_elimination_offset): Account for their stack space.
4385 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
4386 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
4387 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
4388 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
4389 least one of the operands to be a register.
4390 (movv2sf): Likewise. Renamed to movv2sf_i.
4391 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
4392 prepare_move_operands() before emitting SHmedia insns.
4393 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4394 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
4395 Don't save nor initialize r12. Don't mis-align the stack.
4396 Pad the code with a nop.
4397 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
4399 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
4400 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
4401 [__SHMEDIA__]: Implement.
4402 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
4403 * config/sh/sh.md: Set latency of `pt' closer to reality.
4404 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
4405 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
4406 Set move, load and store type attributes.
4407 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
4408 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
4410 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
4411 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
4412 * config/sh/sh.c (sh_media_register_for_return): New function.
4413 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
4414 branch-target register.
4415 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
4416 * config/sh/sh.md (return_media_i): Use any call-clobbered
4417 branch-target register.
4418 (return_media): If r18 wasn't copied in the prologue, copy it
4420 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
4421 Clear class FP0_REGS.
4422 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
4424 2001-03-08 DJ Delorie <dj@redhat.com>
4425 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
4426 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4427 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
4428 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4429 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
4430 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
4431 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
4432 return value correctly for call_cookie.
4433 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4434 * config/sh/crt1.asm (start): Modified so as to call
4435 ___setup_argv_and_call_main.
4436 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
4437 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
4439 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
4440 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
4441 (STRIP_NAME_ENCODING): Use it.
4442 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
4443 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4444 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
4445 prepare_scc_operands().
4446 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
4447 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
4448 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
4449 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
4450 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4451 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
4452 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
4453 used in shcompact_incoming_args.
4454 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
4456 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
4458 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
4460 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4461 Simplify. Adjust. Add sanity check.
4462 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
4464 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
4466 (udivsi3, divsi3): Use them.
4467 (force_mode_for_call): New insn.
4468 (call, call_value, sibcall_value): Emit it before SHcompact
4470 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4471 * config/sh/sh.md (call, call_value, sibcall): Make sure the
4472 call cookie is non-NULL before taking its value.
4473 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
4474 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
4475 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4476 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
4478 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
4479 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
4480 temporary for stack adjusts. Use MACL and MACH to pass
4481 arguments to shcompact_incoming_args.
4482 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
4484 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
4485 (nested_trampoline): Load static chain address into r1.
4486 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
4487 2001-01-07 Alexandre Oliva <aoliva@redhat.com
4488 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
4489 fp_arith_reg_operand().
4490 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
4491 * config/sh/sh.md (casesi): Sign-extend the first two operands,
4492 and use signed compares for them.
4493 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
4494 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
4495 ones properly aligned.
4496 (find_barrier): Account for extra alignment needed for 8-byte wide
4498 (machine_dependent_reorg): Require a label for the second 4-byte
4499 constant after an 8-byte one.
4500 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
4502 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4503 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
4504 last_float when switching float modes.
4505 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
4506 auto-increment for general-purpose registers.
4507 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
4509 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
4511 * config/sh/sh.c (sh_builtin_saveregs): Support using all
4512 registers for varargs.
4513 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
4514 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
4515 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
4516 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
4517 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
4518 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
4519 call_cookie accordingly.
4520 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
4521 (SHCOMPACT_BYREF): Likewise.
4522 (SHCOMPACT_FORCE_ON_STACK): New macro.
4523 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
4524 (sh_builtin_saveregs): Likewise.
4525 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4526 shcompact_incoming_args): Use new shift values. Support
4527 sequences of consecutive and non-consecutive pushes/pops.
4528 * config/sh/sh.md (return): Don't explicitly use PR_REG.
4529 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
4530 * config/sh/sh.h (TEXT_SECTION): Define.
4531 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
4532 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4533 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
4534 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
4535 return values on FPU-enabled SHmedia.
4536 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
4537 FPU-enabled SHmedia.
4538 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
4539 value is returned in a non-FP reg and is not returned by
4541 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
4543 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
4544 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
4545 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
4546 quad-aligned to be passed by callee-copy reference.
4547 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
4548 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
4549 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
4550 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
4551 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
4552 copying low-numbered FP regs to r7 and r8.
4553 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
4554 FP regs to general-purpose regs only if the copy was passed on the
4556 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
4557 copying FP reg to r9.
4558 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
4559 copy FP regs to general-purpose regs only in outgoing calls.
4560 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
4561 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
4563 * config/sh/sh.h (struct sh_args): Document all fields.
4564 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
4565 passed partially on the stack should not consider making
4567 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
4568 stack_regs only for incoming calls. When passing FP args,
4569 make sure there are FP regs available before modifying
4571 (SHCOMPACT_BYREF): Pass double args in general-purpose
4572 registers by reference.
4573 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
4574 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
4575 attempt to generate sibcalls if the caller got any arguments
4577 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
4578 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
4579 to 8-byte boundaries.
4580 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
4581 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
4582 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
4583 stored in the stack.
4584 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
4585 for the offsets to have the ISA bit set.
4586 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
4587 invocation. Use beq instead of bgt to mark end of sequence of
4589 (shcompact_incoming_args): Fix store of r2. Use beq instead of
4590 bgt to mark end of sequence of stores.
4591 * config/sh/sh.c (arith_operand): Don't check whether
4592 CONST_OK_FOR_J for now.
4593 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
4594 instead of long for conversion.
4595 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
4596 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
4597 before passing it to fprintf.
4598 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
4599 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
4600 Call set_fpscr before reading/writing SR.
4601 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
4603 * config/sh/lib1funcs.asm: Add `.align 2' directives before
4605 (FMOVD_WORKS): Define on SH5 with FPU.
4606 (set_fpscr): Define on SH5. Remove separate _fpscr_values
4608 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
4610 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
4611 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
4613 (ia_main_table): Ditto.
4614 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
4615 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4616 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
4617 the definitions from sh.h.
4618 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
4620 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
4621 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
4622 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4623 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
4624 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
4625 Increment LABEL_NUSES.
4627 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
4629 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
4631 * config/sh/elf.h (SIZE_TYPE): Likewise.
4632 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4633 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4634 shcompact_incoming_args): Load switch table addresses using
4636 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4637 (NO_BUILTIN_SIZE_TYPE): Define.
4638 (SIZE_TYPE): Don't define.
4639 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4640 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
4641 definition of __SH5__=32 for -m5-compact-nofpu.
4642 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
4644 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
4645 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
4646 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
4647 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
4648 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
4649 (INSN_LENGTH_ALIGNMENT): Likewise.
4650 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4651 * config/sh/sh.md (call, call_value, sibcall): Simplify
4652 copying of non-branch-target register.
4653 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4654 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
4655 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
4656 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4657 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
4658 floating-point values as structs.
4659 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
4660 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
4661 general-purpose register.
4662 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
4663 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4664 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
4665 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
4666 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
4667 (ENCODE_SECTION_INFO): Enclose variables and constants in
4669 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
4670 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
4671 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
4672 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
4673 only for LABEL_REFs. For SYMBOL_REFs, prepend
4674 SH_DATALABEL_ENCODING to the symbol name.
4675 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
4677 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4678 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
4680 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
4681 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
4682 (DATALABEL_REF_P): Don't require CONST.
4683 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
4685 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
4686 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
4688 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4689 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
4690 Use shallow_copy_rtx and PUT_MODE to change the mode of
4691 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
4692 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
4693 on SHmedia using GENERAL_REGs.
4694 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4695 bltu_media_i): Fix reversion of conditions.
4696 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4697 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
4698 * config/sh/sh.c (output_far_jump): Save r13 in macl.
4699 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
4700 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
4701 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
4702 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
4703 (GCC_nested_trampoline): Likewise.
4704 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
4705 * config/sh/sh.c (gen_datalabel_ref): Define.
4706 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
4707 (INITIALIZE_TRAMPOLINE): Likewise.
4708 (TRAMPOLINE_ADJUST_ADDRESS): Define.
4709 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
4710 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
4711 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
4712 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
4713 (ic_invalidate): Adjust for SH5.
4714 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
4715 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
4717 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
4718 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
4719 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
4720 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4721 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
4722 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
4723 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4724 * config/sh/sh.c (target_reg_operand): Match only target-branch
4725 registers and pseudos that aren't virtual registers.
4726 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4727 Copy operands that don't match target_reg_operand to pseudos.
4728 (call_media, call_value_media, sibcall_media): Use
4729 target_reg_operand instead of target_operand.
4730 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
4731 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
4732 * config/sh/sh.c (target_reg_operand): Match hardware registers
4733 other than branch-target registers.
4734 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
4735 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
4736 (fpscr_values) [SH5 == 32]: Define.
4737 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
4738 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4739 Handle function addresses coming in SUBREGs.
4740 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
4741 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4742 shcompact_return_trampoline): Use datalabel where appropriate.
4743 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
4744 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
4745 general-purpose register to copy one branch-target register to
4747 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4748 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
4749 SYMBOL_REFs with VOIDmode.
4750 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4751 bltu_media_i): New insns.
4752 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4753 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
4754 (INIT_CUMULATIVE_ARGS): Likewise.
4755 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4756 * machmode.def (V16SFmode): New mode.
4757 * c-common.c (type_for_mode): Support V2SF and V16SF.
4758 * tree.c (build_common_tree_nodes_2): Likewise.
4759 * tree.h (tree_index): Likewise.
4760 * calls.c (emit_call_1): Take args_so_far. Adjust all
4761 callers. Introduce CALL_POPS_ARGS.
4762 * tm.texi (CALL_POPS_ARGS): Document.
4763 * config/sh/crt1.asm: Implement in SHmedia mode.
4764 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4765 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4766 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4767 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4768 Implement divsi and udivsi in SHmedia mode. Introduce
4769 SHcompact trampolines.
4770 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4772 (regno_reg_class): Rewrite.
4773 (fp_reg_names): Remove.
4774 (sh_register_names, sh_additional_register_names): New.
4775 (print_operand): Added `u'. Support SUBREGs in addresses.
4776 Add parentheses around shifted CONSTs.
4777 (output_file_start): Output .mode and .abi directives.
4778 (shiftcosts, addsubcosts, multcosts): Adjust.
4779 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4780 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4781 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4782 bytes, not registers. Take into account the need for the
4783 SHcompact incoming args trampoline. Adjust all callers.
4784 (sh_expand_prologue): Take stack_regs into account. Call
4785 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4786 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4787 stack aligned as per SH5 ABI.
4788 (sh_builtin_saveregs): Support SH5 ABI.
4789 (sh_build_va_list, sh_va_start): Likewise.
4790 (initial_elimination_offset): Take alignment into account.
4791 Compute location of PR according to the SH5 stack frame.
4792 (arith_reg_operand): Reject branch-target registers.
4793 (shmedia_6bit_operand): New.
4794 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4795 (target_reg_operand): Match DImode only. Accept SUBREGs.
4796 (target_operand): New.
4797 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4798 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4799 SIBCALL_REGS for SHmedia.
4800 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4801 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4802 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4803 (TARGET_SWITCHES): New SH5 flags.
4804 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4805 VALID_REGISTER_P to disable unsupported registers.
4806 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4807 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4808 (FUNCTION_ARG_PADDING): Define.
4809 (FASTEST_ALIGNMENT): Adjust.
4810 (SH_REGISTER_NAMES_INITIALIZER): New.
4811 (sh_register_names): Declare.
4812 (DEBUG_REGISTER_NAMES): Define.
4813 (REGISTER_NAMES): Define based on sh_register_names.
4814 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4815 (sh_additional_register_names): Declare.
4816 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4817 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4818 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4819 (REGISTER_NATURAL_MODE): Define.
4820 (FIRST_PSEUDO_REGISTER): Adjust.
4821 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4822 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4823 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4824 (VECTOR_MODE_SUPPORTED_P): Define.
4825 (REG_CLASS_CONTENTS): Adjust.
4826 (SMALL_REGISTER_CLASSES): Adjust.
4827 (REG_ALLOC_ORDER): Adjust.
4828 (INDEX_REG_CLASS): Adjust.
4829 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4830 (CONST_OK_FOR_LETTER_P): Adjust.
4831 (PREFERRED_RELOAD_CLASS): Adjust.
4832 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4833 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4834 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4835 (FIRST_FP_PARM_REG): Adjust.
4836 (CALL_POPS_ARGS): Define.
4837 (FUNCTION_ARG_REGNO_P): Adjust.
4838 (struct sh_args): New fields.
4839 (GET_SH_ARG_CLASS): Adjust.
4840 (INIT_CUMULATIVE_ARGS): Adjust.
4841 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4842 (FUNCTION_ARG_ADVANCE): Adjust.
4843 (FUNCTION_ARG): Adjust.
4844 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4845 (FUNCTION_ARG_CALLEE_COPIES): Define.
4846 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4847 (STRICT_ARGUMENT_NAMING): Define.
4848 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4849 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4850 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4851 (SETUP_INCOMING_VARARGS): Adjust.
4852 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4853 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4854 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4855 (SUBREG_OK_FOR_INDEX_P): Adjust.
4856 (EXTRA_CONSTRAINT_S): Update.
4857 (EXTRA_CONSTRAINT_T): New.
4858 (EXTRA_CONSTRAINT): Adjust.
4859 (GO_IF_LEGITIMATE_INDEX): Adjust.
4860 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4861 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4863 (MAX_MOVE_MAX): Define.
4865 (CONST_COSTS): Adjust.
4866 (REGISTER_MOVE_COST): Adjust.
4867 (BRANCH_COST): Adjust.
4868 (TEXT_SECTION_ASM_OP): Adjust.
4869 (DBX_REGISTER_NUMBER): Adjust.
4870 (ASM_OUTPUT_DOUBLE_INT): New.
4871 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4872 (PREDICATE_CODES): Adjust.
4873 (PROMOTE_MODE): Adjust.
4874 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4875 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4876 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4877 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4878 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4879 (TR0_REG, TR1_REG, TR2_REG): New.
4880 (XD0_REG): Renumber.
4881 (UNSPEC_COMPACT_ARGS): New.
4882 (type): Added pt and ptabs.
4883 (length): Default to 4 on SHmedia. Default pt length to 12
4884 and 20 on SHmedia32 and SHmedia64, respectively.
4885 (pt): New function unit.
4886 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4887 Add whitespace between operands of SHmedia instructions.
4889 (adddi3_media, addsi3_media): Adjust constraints.
4890 (subsi3) [SHmedia]: Force operand 1 into a register.
4891 (udivsi3_i1_media, udivsi3_i4_media): New.
4892 (udivsi3): Support SHmedia.
4893 (divsi3_i1_media, divsi3_i4_media): New.
4894 (divsi3): Support SHmedia.
4895 (anddi3, iordi3, xordi3): Adjust constraints.
4896 (zero_extendhidi2, zero_extendqidi2): New.
4897 (extendsidi2, extendhidi2, extendqidi2): New.
4898 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4899 (pop_e, pop_fpul, pop_4): Likewise.
4900 (movsi_media): Support FP and BT registers.
4901 (movsi_media_nofpu): New. Adjust splits to DImode.
4902 (lduw, ldub): Renamed to zero_extend* above.
4903 (movqi_media): Fix typo.
4904 (movdi_media): Support FP and BT registers.
4905 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4906 (movdi_const_32bit): New.
4907 (shori_media): Require immediate operand. Use `u' for output.
4908 (movdf_media, movsf_media): Simplified.
4909 (movdf_media_nofpu, movsf_media_nofpu): New.
4910 (movdf, movsf): Adjust
4911 (movv2sf, movv2sf, movv16sf): New.
4912 (beq_media, beq_media_i): Adjust constraints. Don't use
4913 scratch BT register.
4914 (bne_media, bne_media_i): Likewise.
4915 (bgt_media, bgt_media_i): Likewise.
4916 (bge_media, bge_media_i): Likewise.
4917 (bgtu_media, bgtu_media_i): Likewise.
4918 (bgeu_media, bgeu_media_i): Likewise.
4919 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4920 bunordered): Emit jump insn. Force operands to registers when
4922 (jump_media, jump): Simplify.
4923 (call_compact, call_compact_rettramp): New.
4924 (call_value_compact, call_value_compact_rettramp): New.
4925 (call_media, call_value_media): Simplify.
4926 (sibcall_compact, sibcall_media): New.
4927 (call, call_value): Adjust for SHmedia and SHcompact.
4928 (sibcall, sibcall_value, untyped_call): Likewise.
4929 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4930 (indirect_jump): Adjust for SHmedia.
4931 (casesi_jump_media): New.
4932 (nop): Re-enable for SHmedia.
4933 (call_site): Restrict to SH1.
4934 (casesi): Adjust for SHmedia.
4935 (casesi_shift_media, casesi_load_media): New.
4936 (return): Explicitly use PR register. Call return trampoline
4938 (return_i): Explicitly use PR register.
4939 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4940 (return_media): Adjust.
4941 (shcompact_incoming_args): New.
4943 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4944 (movstrsi): Disable on SH5.
4945 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4946 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4947 (subsf3, subsf3_media): Likewise.
4948 (mulsf3, mulsf3_media, mac_media): Likewise.
4949 (divsf3, divsf3_media): Likewise.
4950 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4951 (floatsisf2, fux_truncsfsi2): Likewise.
4952 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4954 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4955 (cmpunsf_media, cmpsf): Likewise.
4956 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4957 (abssf2, abssf2_media): Likewise.
4958 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4959 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4960 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4961 (floatsidf2, fix_truncdfsi2): Likewise.
4962 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4964 (cmpeqdf_media, cmpgtdf_media): Likewise.
4965 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4966 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4967 (absdf2, absdf2_media): Likewise.
4968 (extendsfdf2, extendsfdf2_media): Likewise.
4969 (truncsfdf2, truncsfdf2_media): Likewise.
4970 * config/sh/sh64.h: New file.
4971 * config/sh/t-sh64: New file.
4972 * config/sh/shmedia.h: New file.
4973 * config/sh/ushmedia.h: New file.
4974 * config/sh/sshmedia.h: New file.
4975 * configure.in: Added sh64-*-elf.
4976 * configure: Rebuilt.
4977 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4978 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4979 (reg_class_from_letter): Use `b' for TARGET_REGS.
4980 (print_operand): Support `%M', `%m', `AND' and
4981 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4982 (andcosts): Adjust for SHmedia.
4983 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4985 (target_reg_operand): New function.
4986 * config/sh/sh-protos.h (target_reg_operand): Declare.
4987 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4988 FP registers on SH5.
4989 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4991 (TARGET_REGISTER_P): New macro.
4992 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4993 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4994 (EXTRA_CONSTRAINT_S): New macro.
4995 (EXTRA_CONSTRAINT): Adjust.
4996 (FLOAT_TYPE_SIZE): Define to 32.
4997 (Pmode): DImode on SHmedia.
4998 (CONST_COSTS): Adjust for SHmedia literals.
4999 (PREDICATE_CODES): Added target_reg_operand.
5000 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
5001 * config/sh/sh.md: Remove all attrs from SHmedia insns.
5002 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
5003 (cmpdi): Accept SHmedia.
5004 (movdicc_false, movdicc_true): New insns.
5005 (movdicc): New expand.
5006 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
5008 (addsi3_media): Match `S' constraint.
5009 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
5010 (negdi2): Expand for SHmedia.
5011 (one_cmpldi2): New expand.
5012 (zero_extendsidi2): Change from expand to insn.
5013 (extendsidi2): Add constraints.
5014 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
5015 LD/ST address. Fix SI immediate loading split.
5016 (movhi_media, movqi_media, lduw, ldub): New insns.
5017 (movhi, movqi): Accept SHmedia.
5018 (shori_media, movdi_media): Relax input constraints. Split
5020 (movdf_media, movsf_media): New insn. New split to movdi.
5021 (movdf, movsf): Match on SHmedia.
5022 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
5023 bgeu_media): New insns and splits. New insns with `_i' suffix.
5024 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
5025 (bunordered): New expand.
5026 (jump_compact): Renamed from `jump'.
5027 (jump_media): New insn.
5029 (call_media, call_value_media): New insns.
5030 (call, call_value): Adjust.
5031 (indirect_jump_compact): Renamed from `indirect_jump'.
5032 (indirect_jump_media): New insn.
5033 (indirect_jump): New expand.
5034 (untyped_call, return): Accept SHmedia.
5035 (return_media): New insn.
5036 (prologue, epilogue, blockage): Accept SHmedia.
5037 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5038 (sunordered): New expand.
5039 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
5040 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
5041 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
5042 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
5043 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
5044 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
5045 abssf2_media): New insns.
5046 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
5047 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
5048 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
5049 floatdidf2, floatsidf2_media, fix_truncdfdi2,
5050 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
5051 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
5052 absdf2_media): New insns.
5053 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
5054 (extendsfdf2_media, truncdfsf2_media): New insns.
5055 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
5056 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
5057 * config/sh/sh.h (CONST_OK_FOR_J): Document.
5058 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
5059 * config/sh/sh.md (adddi3): New expand.
5060 (adddi3_media, adddi3z_media): New insns.
5061 (adddi3_compact): Renamed from adddi3.
5062 (addsi3_media): Use add.l r63 to add constant zero.
5063 (subdi3): New expand.
5064 (subdi3_media): New insn.
5065 (subdi3_compact): Renamed from subdi3.
5066 (mulsidi3): New expand.
5067 (mulsidi3_media): New insn.
5068 (mulsidi3_compact): Renamed from mulsidi3.
5069 (umulsidi3): New expand.
5070 (umulsidi3_media): New insn.
5071 (umulsidi3_compact): Renamed from umulsidi3.
5072 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
5073 (ashlsi3, ashrsi3, lshrsi3): Use them.
5074 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
5075 (ashldi3, ashrdi3, lshrdi3): Use them.
5076 (zero_extendsidi2): New expand.
5077 (extendsidi2): New insn.
5078 (movsi_media): New insn. Split to movdi to load constants.
5079 (movsi): Enable for shmedia.
5080 (movdi_media): New insn. Use shori_media to load wide constants.
5081 (short_media): New insn.
5082 (movdi): Enable for shmedia.
5083 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
5084 * config/sh/sh.h (CPP_SPEC): Added `m5'.
5085 (SUBTARGET_CPP_SPEC): Added `!m5'.
5086 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
5087 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
5088 to all other SH variants.
5089 (TARGET_DEFAULT): Set to SH1_BIT.
5090 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
5091 (BITS_PER_WORD): Raise to 64 on shmedia.
5092 (MAX_BITS_PER_WORD): Change to 64.
5093 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
5094 (INT_TYPE_SIZE): Keep as 32.
5095 (UNITS_PER_WORD): Raise to 8 on shmedia.
5096 (MIN_UNITS_PER_WORD): Keep as 4.
5097 (POINTER_SIZE): Raise to 64 on shmedia.
5098 (CONST_OK_FOR_J): New macro.
5099 (CONST_OK_FOR_LETTER_P): Use it.
5100 (processor_type): Add PROCESSOR_SH5.
5101 * config/sh/sh.md: Conditionalize all expands, insns and
5102 splits to TARGET_SH1.
5104 (addsi3_compact): Renamed from...
5105 (addsi3): Now an expand.
5106 (addsi3_media, subsi3_media): New insns.
5107 (subsi3): Don't negate constants with SHmedia.
5109 * hooks.c: New file.
5110 * hooks.h: New file.
5111 * Makefile.in (HOOKS_H): New.
5112 (TARGET_DEF_H): Added $(HOOKS_H).
5113 (OBJS): Added hooks.o.
5114 (cfgcleanup.o, bb-reorder.o): Added target.h.
5115 (hooks.o): Added dependencies.
5116 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
5117 (TARGET_INITIALIZER): this.
5118 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
5119 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
5120 * bb-reorder.c: Include target.h.
5121 (reorder_basic_blocks): Skip if cannot modify jumps.
5122 * cfgcleanup.c: Include target.h.
5123 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
5125 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5127 * config/mips/mips.md (casesi_internal, casesi_internal_di):
5128 Protect jump delay slot instructions with .set noreorder and
5131 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5133 * config/mips/mips.md (casesi_internal_di): Calculate
5134 the index into the target offset table correctly.
5136 2002-02-08 Richard Henderson <rth@redhat.com>
5138 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
5139 * final.c (output_addr_const): Accept and discard SUBREG.
5140 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
5141 mark them unknown instead.
5142 (simplify_subtraction): Handle RTX_UNKNOWN.
5143 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
5145 2002-02-08 David Edelsohn <edelsohn@gnu.org>
5147 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
5149 2002-02-08 Richard Henderson <rth@redhat.com>
5151 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
5153 2002-02-08 Andreas Jaeger <aj@suse.de>
5155 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
5156 * config/i386/t-linux64: New file.
5158 2002-02-08 Jakub Jelinek <jakub@redhat.com>
5160 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
5161 * c-parse.in (compstmt): Clear last_expr_type.
5163 2002-02-07 Richard Henderson <rth@redhat.com>
5165 * loop.c (strength_reduce): Sink final_value when not
5168 2002-02-07 David O'Brien <obrien@FreeBSD.org>
5170 * config/sparc/freebsd.h: Fix mismatched spec {.
5172 2002-02-07 Richard Henderson <rth@redhat.com>
5174 * cfgrtl.c: Include recog.h and insn-config.h.
5175 (keep_with_call_p): Fix general_operand invocation.
5176 * Makefile.in (cfgrtl.o): Update dependencies.
5178 2002-02-07 Kazu Hirata <kazu@hxi.com>
5180 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
5181 comment. Accept HImode only if TARGET_H8300.
5183 2002-02-07 Eric Christopher <echristo@redhat.com>
5185 * config/mips/crtn.asm: Cleanup #ifdefs.
5187 2002-02-07 Eric Christopher <echristo@redhat.com>
5189 * config/mips/crti.asm: Add changes for mips16. mips16 uses
5190 register 7 as RA instead of $31.
5191 * config/mips/crtn.asm: Ditto.
5192 * config/mips/mips.c (mips_move_2words): Add case for
5193 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
5194 (compute_frame_size): Fix typo.
5195 (save_restore_insns): Ditto. Make documentation about using
5196 register $7 as return register more precise.
5197 (mips_expand_epilogue): Fix comment. Add code to work around not
5198 being able to add to the stack pointer directly.
5199 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
5200 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
5203 2002-02-07 Tom Rix <trix@redhat.com>
5205 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
5206 immediates in ldu and stdu DS opcode field.
5207 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
5208 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
5209 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
5211 2002-02-07 Jeff Sturm <jsturm@one-point.com>
5213 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
5214 offset for stack bias.
5216 2002-02-07 H.J. Lu <hjl@gnu.org>
5218 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
5220 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
5222 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
5224 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
5226 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
5227 * i386.c (x86_order_regs_for_local_alloc): New global function.
5228 * i386.h (REG_ALLOC_ORDER): CLeanup.
5229 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
5231 2002-02-07 Richard Henderson <rth@redhat.com>
5233 PR optimization/2463
5234 * alias.c (find_base_value): Recall base values for fixed hard regs.
5235 * loop.c (loop_regs_update): Don't use single_set on non-insns.
5237 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
5239 * config/mips/mips.md (define_delay) [mips16]: Adjust required
5242 2002-02-06 Richard Henderson <rth@redhat.com>
5245 * stmt.c (resolve_operand_name_1): Take more care with mixed
5246 named and unnamed operands.
5248 2002-02-06 Janis Johnson <janis187@us.ibm.com>
5249 Jan Hubicka <jh@suse.cz>
5251 * loop.c (remove_constant_addition): Avoid clobbering a shared
5254 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5256 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
5257 * config/s390/t-linux64: New file.
5258 * config/s390/libgcc-glibc.ver: New file.
5260 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5262 * config/s390/linux64.h: Delete file.
5263 * config/s390/s390x.h: New file.
5264 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
5265 as target header file.
5266 * config/s390/linux.h (TARGET_VERSION): Define depending on
5267 DEFAULT_TARGET_64BIT.
5268 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
5269 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5270 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
5271 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
5272 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
5273 (EXTRA_SPEC): New define.
5274 * config/s390/s390.h (TARGET_VERSION): Define depending on
5275 DEFAULT_TARGET_64BIT.
5276 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
5278 2002-02-06 Jason Merrill <jason@redhat.com>
5280 * c-decl.c (finish_function): Warn about a non-void function with
5281 no return statement and no abnormal exit.
5282 (current_function_returns_abnormally): New variable.
5283 (start_function): Clear it.
5284 (struct c_language_function): Add returns_abnormally.
5285 (push_c_function_context): Save it.
5286 (pop_c_function_context): Restore it.
5287 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
5288 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
5289 an explicit return type.
5290 * c-tree.h: Declare current_function_returns_abnormally.
5291 (C_FUNCTION_IMPLICIT_INT): New macro.
5292 * c-typeck.c (build_function_call): Set it.
5293 (c_expand_return): Set current_function_returns_value even if the
5296 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5299 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
5300 unsafe for reevaluation.
5302 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5305 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
5306 EXPR_STMT, but COMPOUND_STMT, recurse into it.
5308 2002-02-06 Richard Henderson <rth@redhat.com>
5310 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
5311 be a general_operand. Dest for function value must be a pseudo.
5313 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
5315 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
5316 as SYMBOL_REFs from the constant pool.
5318 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
5320 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
5321 passed by invisible reference.
5323 2002-02-05 Richard Henderson <rth@redhat.com>
5325 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
5327 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
5329 Implement using "base addresses" in insn operands as default.
5330 * config/mmix/mmix.c (mmix_conditional_register_usage): if
5331 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
5332 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
5333 used to read the rtx value.
5334 (mmix_target_asm_function_epilogue): Fix spacing.
5335 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
5336 (mmix_legitimate_address): Ditto.
5337 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
5338 should be loaded with a GETA insn. Don't allocate needless extra
5339 char for nul termination and fix misleading comment.
5340 (mmix_print_operand_address): Handle constants if
5341 TARGET_BASE_ADDRESSES.
5342 (mmix_output_register_setting): Use base addressing if
5343 TARGET_BASE_ADDRESSES and the number of insns is 3.
5344 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
5345 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
5346 to use R as constraint, add LDA to match s.
5347 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
5348 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
5349 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
5350 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
5351 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
5352 order with other fixed registers.
5353 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
5354 other parameter/call-clobbered registers.
5355 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
5356 -mbase-addresses, -mno-base-addresses.
5357 (MMIX Options): Ditto.
5359 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5361 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
5363 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
5365 * config/rs6000/altivec.h: Change elem to _S_elem.
5367 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5369 * config/netbsd.h (WCHAR_TYPE): Define.
5370 (WCHAR_TYPE_SIZE): Ditto.
5372 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
5373 (WCHAR_UNSIGNED): Ditto.
5374 (WCHAR_TYPE_SIZE): Ditto.
5376 * config/arm/netbsd.h: Likewise.
5377 * config/i386/netbsd-elf.h: Likewise.
5378 * config/i386/netbsd.h: Likewise.
5379 * config/m68k/netbsd-elf.h: Likewise.
5380 * config/m68k/netbsd.h: Likewise.
5381 * config/ns32k/netbsd.h: Likewise.
5382 * config/sparc/netbsd.h: Likewise.
5383 * config/vax/netbsd.: Likewise.
5385 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5387 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
5388 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
5389 (TARGET_INITIALIZER): this.
5390 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
5391 (BITFIELD_NBYTES_LIMITED): Markup fix.
5392 * tree.h (default_ms_bitfield_layout_p): Declare.
5393 (record_layout_info): Added prev_field.
5394 * tree.c (default_ms_bitfield_layout_p): New fn.
5395 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
5396 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
5397 * stor-layout.c: Include target.h.
5398 (start_record_layout): Initialize prev_field.
5399 (place_field): Handle MS bit-field layout, and disregard
5400 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
5401 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
5402 * Makefile.in (stor-layout.o): Adjust dependencies.
5404 2002-02-05 Jason Merrill <jason@redhat.com>
5406 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
5408 2002-02-05 Andreas Jaeger <aj@suse.de>
5410 * crtstuff.c: Fix comments.
5412 2002-02-05 Richard Henderson <rth@redhat.com>
5415 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
5416 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
5419 * config/mips/mips.c (function_arg): Handle TImode.
5420 (function_arg_advance): Likewise.
5422 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5424 * config/rs6000/altivec.h (vec_step_help): Rename to
5427 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5429 * config/rs6000/altivec.h: Fix typos.
5431 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5433 * config/arm/netbsd.h: Correct a comment.
5435 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5437 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
5438 building void typed builtins.
5440 * config/rs6000/altivec.h (vec_ld*): Fix typos.
5441 (vec_step): Implement for C++.
5443 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5445 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
5447 2002-02-04 Richard Henderson <rth@redhat.com>
5449 * combine.c (nonzero_bits): Re-introduce special case for
5450 sp/fp/ap wrt REGNO_POINTER_ALIGN.
5452 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5454 * doc/extend.texi: Warn about unsupported usage of altivec
5457 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
5458 (altivec_predicate_*): New.
5460 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
5461 Add C++ version of vec_*() functions.
5463 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
5464 (bdesc_2arg): Remove altivec predicates.
5465 (altivec_expand_builtin): Handle predicates.
5466 (altivec_init_builtins): Handle predicates.
5467 (altivec_expand_predicate_builtin): New.
5469 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5471 * pa.c (DO_FRAME_NOTES): Move forward.
5472 (store_reg): Revise handling of frame notes.
5473 (load_reg): Likewise.
5474 (set_reg_plus_d): Likewise.
5475 (hppa_expand_prologue): Likewise.
5476 (hppa_expand_epilogue): Likewise.
5478 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5480 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
5482 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5484 PR c/4475, c++/3780:
5485 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
5486 * c-common.h (SWITCH_TYPE): Define.
5487 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
5488 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
5489 Rename spareness variable to sparseness.
5490 (expand_end_case_type): Renamed from expand_end_case, use orig_type
5491 if non-NULL instead of TREE_TYPE (orig_index).
5492 * tree.h (expand_end_case_type): Renamed from expand_end_case.
5493 (expand_end_case): Define using expand_end_case_type.
5494 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
5495 to expand_end_case_type.
5496 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
5498 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5500 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
5501 (BIGGEST_ALIGNMENT): Change to 128.
5503 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5505 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
5507 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5509 * pa.md (call_internal_reg_64bit): Remove unused variable.
5511 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
5513 * config/arm/arm.h (machine_function): Add uses_anonymous_args
5515 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
5516 * config/arm/arm.c (current_function_anonymous_args): Delete,
5517 replace uses with cfun->machine->uses_anonymous_args.
5518 (arm_reorg): Do not reset uses_anonymous_args.
5520 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
5521 any geenral register.
5523 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
5525 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
5528 2002-02-04 Richard Henderson <rth@redhat.com>
5530 * combine.c (force_to_mode): Remove STACK_BIAS code.
5531 (nonzero_bits): Likewise. Replace sp/fp special case with
5532 REGNO_POINTER_ALIGN.
5534 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
5535 (HARD_FRAME_POINTER_REGNUM): New.
5536 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
5537 (FIXED_REGS, CALL_USED_REGS): Update.
5538 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
5539 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
5540 (HARD_REGNO_NREGS): Update for SFP.
5541 (STACK_POINTER_OFFSET): Include bias here ...
5542 (FIRST_PARM_OFFSET): ... not here.
5543 (STACK_BIAS): Remove.
5544 (INIT_EXPANDERS): New.
5545 (STARTING_FRAME_OFFSET): Do not include bias.
5546 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5547 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
5548 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
5549 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
5550 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
5551 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
5552 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
5553 (MUST_SAVE_REGISTER): Likewise.
5554 (sparc_flat_function_prologue): Likewise.
5555 (sparc_flat_function_epilogue): Likewise.
5556 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
5557 (sparc_init_modes): SFP is GENERAL_REGS.
5558 (sparc_builtin_saveregs): SFP does not have bias applied.
5560 2002-02-04 Richard Henderson <rth@redhat.com>
5562 * config/alpha/alpha.c (current_function_is_thunk): Don't check
5563 current_function_is_thunk.
5564 (alpha_sa_mask): Distinguish between current_function_is_thunk
5565 called from ASM_OUTPUT_MI_THUNK and not.
5566 (alpha_does_function_need_gp): Thunks always need gp.
5567 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
5568 (alpha_output_mi_thunk_osf): New.
5569 * config/alpha/alpha-protos.h: Update.
5570 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
5572 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
5574 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
5575 function types, not when they're taken away.
5577 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
5579 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
5580 CODE_LABEL and jump table when replacing a table jump with a
5583 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5585 * config/s390/s390-protos.h (legitimize_la_operand,
5586 s390_secondary_input_reload_class, s390_plus_operand,
5587 s390_expand_plus_operand): Add prototypes.
5589 config/s390/s390.c (s390_secondary_input_reload_class,
5590 s390_plus_operand, s390_expand_plus_operand): New functions.
5592 (struct s390_address): New member 'pointer'.
5593 (s390_decompose_address): Compute it.
5594 (legitimate_la_operand_p): Use it.
5595 (legitimize_la_operand): New function.
5596 (movti, movdi, movdf splitters): Call it.
5598 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
5599 (PREDICATE_CODES): Add s390_plus_operand.
5601 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
5602 (la_ccclobber): Allow GENERAL_REGS as output operand.
5604 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
5605 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
5606 (*la_64, *la_31, reload_indi, reload_insi): ... these.
5608 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5610 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
5611 register names for regular asm () construct.
5613 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5615 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
5618 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5620 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
5623 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
5625 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
5626 constant pool to be identical by string address and index.
5628 2002-02-04 Anthony Green <green@redhat.com>
5630 * output.h (SECTION_OVERRIDE): Define.
5631 * varasm.c (named_section): Obey SECTION_OVERRIDE.
5633 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5635 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
5636 by existing arm*-*-netbsd* (a.out) target.
5637 (ns32k-*-netbsdelf*): Likewise.
5638 (sparc-*-netbsdelf*): Likewise.
5639 (vax-*-netbsdelf*): Likewise.
5641 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
5643 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
5644 headers and libobjc headers.
5646 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
5648 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
5649 (_mingw.h): Remove duplicate include.
5651 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5653 * config.gcc: Set cpu_type to m68k for 68010, as well.
5654 (m68010-*-netbsdelf*): New...
5655 (m68k*-*-netbsdelf*): ...targets.
5656 * config/m68k/netbsd-elf.h: New file.
5658 2002-02-02 Kazu Hirata <kazu@hxi.com>
5660 * config/h8300/h8300.c (hand_list): Move inside function_arg.
5662 2002-02-02 Kazu Hirata <kazu@hxi.com>
5664 * config/h8300/h8300.c (h8_push_ops): Move inside
5666 (h8_pop_ops): Likewise.
5667 (h8_move_ops): Likewise.
5669 2002-02-02 Kazu Hirata <kazu@hxi.com>
5671 * config/h8300/h8300.c (os_task): Make it static.
5672 (monitor): Likewise.
5673 (pragma_saveall): Likewise.
5675 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
5677 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
5678 constant is a valid sign-extension for Pmode.
5680 2002-02-02 Kazu Hirata <kazu@hxi.com>
5682 * config/h8300/h8300.c: Fix formatting.
5684 2002-02-02 Kazu Hirata <kazu@hxi.com>
5686 * config/h8300/h8300.md: Fix formatting.
5688 2002-02-02 Kazu Hirata <kazu@hxi.com>
5690 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
5691 predicates of operands[1]. Split the patterns for each
5694 2002-02-02 Kazu Hirata <kazu@hxi.com>
5696 * config/h8300/h8300.md (xor patterns): Tighten the predicates
5697 of operands[1] to register_operand.
5699 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5701 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
5702 * cpphash.c (_cpp_init_hashtable): Similarly.
5703 * cppinit.c (cpp_create_reader): Default the signed_char flag.
5704 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
5705 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
5706 (cpp_handle_option): Handle the new options.
5707 * cpplex.c (cpp_interpret_charconst): Use new flag.
5708 * cpplib.h (struct cpp_options): New member signed_char.
5709 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
5710 (cpp_options): Handle -fsigned-char and -funsigned-char.
5711 (static_specs): Remove signed_char_spec.
5712 (do_spec1): Don't handle %c.
5713 * system.h: Poison SIGNED_CHAR_SPEC.
5714 * tradcif.y (yylex): Use flag_signed_char.
5715 * tradcpp.h (flag_signed_char): New.
5716 * tradcpp.c (flag_signed_char): New.
5717 (main): Handle new command-line options.
5718 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
5720 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
5721 * avr/avr.h: Remove old comments.
5722 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
5723 (CC1_SPEC): Pass -fsigned-char if -mic*.
5724 (SIGNED_CHAR_SPEC): Remove.
5726 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
5728 2002-02-01 Eric Christopher <echristo@redhat.com>
5730 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
5731 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
5732 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
5733 (ASM_OUTPUT_REG_POP): Ditto.
5735 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5737 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
5740 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5742 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
5744 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5747 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
5750 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5752 * cfganal.c: Include tm_p.h.
5753 (keep_with_call_p): Fix the test that determines if a register holds
5754 the return value of a call.
5756 2002-02-01 DJ Delorie <dj@redhat.com>
5758 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5759 we are given conflicting registers, switch to the other one we
5760 had allocated for us.
5761 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5762 as TImode so we know when the "other" register is available.
5764 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5766 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5769 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5771 * cfganal.c (keep_with_call_p): New function.
5772 (flow_call_edges_add): Prevent splitting a block between a call and
5773 a single-set instruction that should be kept in the same block.
5775 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5777 * doc/install.texi (avr): Update outdated URL.
5779 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5781 * config/stormy16/stormy16.md (pushqi): New.
5785 (movhi): Remove stack operands.
5787 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5788 nonimmediate_nonstack_operand.
5789 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5791 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5794 2002-01-31 Jason Merrill <jason@redhat.com>
5796 * Makefile.in (c-parse.c): Handle .output file.
5797 * objc/Make-lang.in (objc-parse.c): Likewise.
5799 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5801 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5802 the -me[lb] option is given. Don't output the default flag
5805 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5807 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5808 the primary source file; this has not been done yet.
5809 * c-decl.c (c_expand_body): Reset input_filename from
5810 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5812 2002-01-31 Kazu Hirata <kazu@hxi.com>
5814 * rtlanal.c (subreg_regno_offset): Do not use
5815 SUBREG_REGNO_OFFSET.
5816 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5817 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5819 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5821 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5822 version rather than GNATS version in --version output.
5824 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5826 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5827 when copying back from a temporary.
5829 2002-01-30 Richard Henderson <rth@redhat.com>
5831 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5832 and new_dest are the same.
5834 2002-01-30 Richard Henderson <rth@redhat.com>
5837 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5838 * rtl.c (note_insn_name): Update.
5839 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5840 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5841 to perform loop rotation.
5842 (expand_exit_loop_top_cond): New.
5843 * tree.h (expand_exit_loop_top_cond): Declare it.
5844 * c-semantics.c (genrtl_while_stmt): Use it.
5845 (genrtl_for_stmt): Likewise.
5847 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5849 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5850 arguments to 64-bit boundaries on 64-bit ABIs.
5852 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5854 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5856 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5858 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5861 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5863 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5864 * config/sparc/sparc_bi.h: Remove file.
5865 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5867 2002-01-30 Richard Henderson <rth@redhat.com>
5869 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5871 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5873 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5875 2002-01-30 Jason Merrill <jason@redhat.com>
5877 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5878 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5879 (reg_save): Use DW_CFA_offset_extended_sf instead.
5881 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5883 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5885 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5888 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5890 * rs6000.md ("*call_value_local32"): Remove constraints.
5891 ("*call_value_local64"): Same.
5892 ("*call_value_indirect_nonlocal_aix32"): Same.
5893 ("*call_value_nonlocal_aix32"): Same.
5894 ("*call_value_indirect_nonlocal_aix64"): Same.
5895 ("*call_value_nonlocal_aix64"): Same.
5896 ("*call_value_nonlocal_sysv"): Same.
5898 2002-01-29 Richard Henderson <rth@redhat.com>
5900 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5902 2002-01-29 Richard Henderson <rth@redhat.com>
5904 * expr.c (force_operand): Ignore flag_pic for detecting pic
5906 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5907 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5908 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5909 instead of open-coded loop.
5910 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5911 be fixed when in use.
5913 2002-01-29 Richard Henderson <rth@redhat.com>
5915 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5916 * sched-rgn.c (propagate_deps): Update them.
5917 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5918 clobbers list when either gets too long.
5920 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5922 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5923 and INDEX_REGS the same as GENERAL_REGS.
5924 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5926 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5928 * tree.c (build_nonstandard_integer_type): Correct prototype.
5930 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5932 * config/s390/s390.md (movstrsico, movstrdix_64,
5933 movstrsix_31): Remove, replace by ...
5934 (movstrdi_short, movstrsi_short, movstrdi_long,
5935 movstrsi_long): ... these. New.
5936 (movstrdi, movstrsi): Adapt.
5938 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5939 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5940 Remove unnecessary CC clobber.
5941 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5942 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5944 (divmoddi4): Don't partially initialize TImode register.
5946 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5948 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5950 2002-01-29 Richard Henderson <rth@redhat.com>
5952 * flow.c (print_rtl_and_abort): Remove.
5953 (print_rtl_and_abort_fcn): Remove.
5954 (verify_local_live_at_start): Use dump_bb instead.
5955 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5956 (verify_wide_reg_1): Return 2 on mode test failure.
5958 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5960 PR c/3325, c/3326, c/2511, c/3347
5961 * c-decl.c (enum_decl_context): Remove BITFIELD.
5962 (grokdeclarator): Take bitfield width as an input.
5963 Ensure bitfields are given the correct type. Perform
5964 bitfield width validation with build_bitfield_integer_type
5965 rather than waiting for finish_struct.
5966 (grok_typename, grok_typename_in_parm_context, start_decl,
5967 push_parmdecl, grokfield, start_function): Update calls to
5969 (build_bitfield_integer_type): New function.
5970 (finish_struct): Move bitfield validation to grokdeclarator
5971 and build_bitfield_integer_type.
5972 * tree.c (build_nonstandard_integer_type): New function.
5973 * tree.h (build_nonstandard_integer_type): New prototype.
5975 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5977 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5980 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5981 don't ignore unrecognized -W* options.
5982 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5983 * cpplib.h (cpp_handle_option): Adjust prototype.
5984 * c-decl.c (c_decode_options): Pass 0 as last argument to
5988 * gcc.c (cpp_unique_options): Split from cpp_options.
5989 (cpp_options): Source cpp_unique_options.
5990 (default_compilers): Use cpp_unique_options instead of cpp_options
5991 when used together with cc1_options.
5992 (static_specs): Add cpp_unique_options.
5993 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5994 when used together with cc1_options.
5996 2002-01-29 Kazu Hirata <kazu@hxi.com>
5998 * config/h8300/h8300-protos.h: Update the prototype of
6000 * config/h8300/h8300.c (output_a_shift): Remove an unused
6001 argument 'insn'. Remove redundant code.
6002 * config/h8300/h8300.md: Adust to the new prototype of
6005 2002-01-29 Kazu Hirata <kazu@hxi.com>
6007 * config/h8300/h8300-protos.h: Update the prototypes of
6008 emit_a_rotate and expand_a_rotate.
6009 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
6010 first argument to 'enum rtx_code'.
6011 (expand_a_rotate): Likewise.
6013 2002-01-28 Kazu Hirata <kazu@hxi.com>
6015 * config/h8300/h8300-protos.h: Update the prototype of
6017 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
6019 * config/h8300/h8300.md: Adjust to the new prototype.
6021 2002-01-28 Kazu Hirata <kazu@hxi.com>
6023 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
6026 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6028 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
6029 is a fixed register before returning pic_offset_table_rtx.
6030 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
6031 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
6033 2002-01-28 Jason Merrill <jason@redhat.com>
6035 * dwarf2.h: Sync with src version.
6037 2002-01-28 Paul Koning <pkoning@equallogic.com>
6039 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
6041 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
6042 * doc/extend.texi (__builtin_prefetch): Update documentation:
6043 first argument is now const void ptr.
6045 2002-01-28 Kazu Hirata <kazu@hxi.com>
6047 * config/h8300/h8300-protos.h: Remove an unused prototype.
6049 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
6051 * toplev.c (lang_independent_init): Round up identifier size.
6053 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6055 * config.gcc: Revert previous change.
6057 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
6059 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
6061 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6063 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
6064 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
6065 other non-elf netbsd config frags.
6066 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
6067 collect2 will does that.
6068 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
6069 shared-lib frobbing will work.
6071 2002-01-28 Kazu Hirata <kazu@hxi.com>
6073 * config/h8300/h8300.h: Fix formatting.
6074 * config/h8300/h8300.md: Likewise.
6076 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
6078 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
6079 the old, removed AAA_standards fix.
6080 * fixinc/fixincl.x: Rebuilt.
6082 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
6084 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
6085 atexit call in crtbegin, hooked in after call to frame_dummy;
6086 register EH before registering __fini__start.
6088 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
6090 * config/rs6000/altivec.h: Remove spurious semicolons.
6092 2002-01-27 Kazu Hirata <kazu@hxi.com>
6094 * config/h8300/h8300.md: Replace dead bit extraction patterns
6095 with ones that work.
6097 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6099 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
6100 if not STRICT_ALIGNMENT.
6101 * rtl.h (MEM_ALIGN): Likewise.
6103 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
6105 * doc/invoke.texi (-fdump-translation-unit): Revert this
6106 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
6108 2002-01-27 Kazu Hirata <kazu@hxi.com>
6110 * config/h8300/h8300.md (define_constants): New.
6111 (anonymous patterns) Use defined constants appropriately.
6113 2002-01-27 Kazu Hirata <kazu@hxi.com>
6115 * config/h8300/h8300.c (function_arg): Remove redundant code.
6117 2002-01-26 Richard Henderson <rth@redhat.com>
6119 * sched-deps.c (reg_pending_uses_head): New.
6120 (reg_pending_barrier): Rename from reg_pending_sets_all.
6121 (find_insn_list): Don't mark inline.
6122 (find_insn_mem_list): Remove.
6123 (add_dependence_list, add_dependence_list_and_free): New.
6124 (flush_pending_lists): Replace only_write param with separate
6125 for_read and for_write parameters. Update all callers. Use
6126 add_dependence_list_and_free.
6127 (sched_analyze_1): Do not add reg dependencies here; just set
6128 the pending bits. Use add_dependence_list.
6129 (sched_analyze_2): Likewise.
6130 (sched_analyze_insn): Replace schedule_barrier_found with
6131 reg_pending_barrier. Add all dependencies for pending reg
6132 uses, sets, and clobbers.
6133 (sched_analyze): Don't add reg dependencies for calls, just
6134 set pending bits. Use regs_invalidated_by_call. Treat
6135 sched_before_next_call as a normal list, not a fake insn.
6136 (init_deps): No funny init for sched_before_next_call.
6137 (free_deps): Free pending mems lists. Don't zero reg_last.
6138 (init_deps_global): Init reg_pending_uses.
6139 (finish_deps_global): Free it.
6140 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
6141 (find_insn_mem_list): Remove.
6142 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
6143 (propagate_deps): Use them. Zero temp mem lists.
6145 2002-01-26 Richard Henderson <rth@redhat.com>
6147 * Makefile.in (CRTSTUFF_CFLAGS): New.
6148 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
6149 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
6150 crtstuff.c instead of alpha assembly version.
6151 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
6152 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
6153 not FORCE_{INIT,FINI}_SECTION_ALIGN.
6154 (__do_global_dtors_aux): Mark used.
6155 (frame_dummy, __do_global_ctors_aux): Mark used.
6156 (fini_dummy, init_dummy): Remove.
6158 * config/alpha/crtbegin.asm: Remove file.
6159 * config/alpha/crtend.asm: Remove file.
6160 * config/alpha/t-crtbe: Remove file.
6161 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
6162 (LINK_EH_SPEC): New.
6164 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
6165 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
6166 calling constructors.
6167 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
6169 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
6170 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
6171 CRT_END_INIT_DUMMY hack.
6172 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
6173 FORCE_{INIT,FINI}_SECTION_ALIGN.
6175 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
6176 FORCE_{INIT,FINI}_SECTION_ALIGN.
6178 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
6179 invocation sequence.
6180 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
6182 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
6183 (FORCE_CODE_SECTION_ALIGN): New.
6185 2002-01-26 Richard Henderson <rth@redhat.com>
6187 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
6189 2002-01-26 Richard Henderson <rth@redhat.com>
6191 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
6192 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
6194 2002-01-26 Kazu Hirata <kazu@hxi.com>
6196 * config/h8300/h8300.md: Remove bit extraction patterns that
6197 cannot be triggered.
6198 Restrict each bit extraction pattern to a variant on which the
6201 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
6203 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
6205 2002-01-26 Kazu Hirata <kazu@hxi.com>
6207 * config/h8300/h8300.md: Remove bit test patterns that cannot
6209 Restrict each bit test pattern to a variant on which the
6212 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6214 * builtins.c (expand_builtin_strncat): Remove redundant check for
6217 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6219 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
6221 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
6224 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6226 * dbxout.c (dbxout_init): Use assemble_name rather than just
6227 stripping off the first character.
6228 (dbxout_source_file): Likewise.
6230 2002-01-25 DJ Delorie <dj@redhat.com>
6232 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
6233 using rtx_equal_p, not by comparing pointers.
6235 2002-01-25 Steve Ellcey <sje@cup.hp.com>
6237 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
6238 for PIC_OFFSET_TABLE_REGNUM.
6239 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
6241 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6243 * config.gcc (x86_64-*-freebsd*): New target.
6244 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
6246 (i[34567]86-*-freebsd*): Don't include svr4.h.
6247 * config/i386/freebsd64.h: New file.
6249 2002-01-25 Douglas B Rupp <rupp@gnat.com>
6251 * config/alpha/x-vms (version): Make static.
6253 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
6254 in previous checkin.
6256 * Makefile.in (install-headers-cp): New target.
6257 * config.gcc (alpha-dec-*vms*): Install headers with
6260 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
6262 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
6265 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6267 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
6268 of compare_tree_int.
6269 (expand_builtin_strncat): Likewise.
6270 * c-decl.c (finish_struct): Use tree_low_cst.
6271 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
6272 * tree.c (compare_tree_int): Likewise.
6274 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6276 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
6277 adjustments even if they are implemented by more than two insns.
6279 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
6281 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
6282 * df.h (struct ref): Kill B.
6283 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
6285 * basic-block.h (PROP_EQUAL_NOTES): New flag.
6286 * flow.c (propagate_one_insn): Use it.
6287 (mark_used_regs): Handle NIL.
6289 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6291 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
6294 2002-01-25 David Edelsohn <edelsohn@gnu.org>
6296 * rs6000.md (prefetch): Make address V4SI mode so that the address
6297 is restricted to legitimate form for instruction.
6299 2002-01-25 Bob Wilson <bob.wilson@acm.org>
6301 * doc/install.texi (xtensa-*-elf): New target.
6302 (xtensa-*-linux*): New target.
6303 * doc/contrib.texi: Add myself.
6305 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
6307 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
6308 purpose register to hold an SImode (or smaller) value.
6310 2002-01-25 Jakub Jelinek <jakub@redhat.com>
6312 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
6314 * crtstuff.c: Likewise.
6316 2002-01-25 Kazu Hirata <kazu@hxi.com>
6318 * config/h8300/h8300.md (negation patterns): Tighten
6319 predicates to register_operand.
6321 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
6323 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
6326 * builtins.c (expand_builtin_prefetch): Same.
6328 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6330 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
6333 2002-01-24 Kazu Hirata <kazu@hxi.com>
6335 * config/h8300/h8300.c (print_operand): Remove support for
6336 operand character 'A'.
6337 * config/h8300/h8300.md (three anonymous patterns): Replace
6338 operand character 'A' with either 'T' or 'S'.
6340 2002-01-24 Kazu Hirata <kazu@hxi.com>
6342 * config/h8300/h8300.c (print_operand): Remove support for
6343 operand character 'U'.
6345 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
6347 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
6349 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
6351 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
6352 values to be assigned to the stack pointer.
6354 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6356 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
6357 to const_double needs to be done right for big-endian systems.
6359 2002-01-24 Jason Merrill <jason@redhat.com>
6362 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
6363 to can_throw_internal.
6365 2002-01-23 Richard Henderson <rth@redhat.com>
6367 * fold-const.c (fold): Change UINT_MAX test to check vs precision
6368 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
6370 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6372 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
6373 (symGOT2reg): Use them, then set as GOT value as unchanging.
6374 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
6375 as a temporary, if possible.
6376 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
6377 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
6379 2002-01-23 Kazu Hirata <kazu@hxi.com>
6381 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
6382 accept to accept 0x80 as operands[2].
6384 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6386 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
6388 2002-01-23 Richard Henderson <rth@redhat.com>
6390 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
6392 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
6394 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
6395 (parmlist_or_identifiers_1): Verify that only a parmlist follows
6398 2002-01-23 Richard Henderson <rth@redhat.com>
6400 * expr.c (move_by_pieces_1): Extend size before negation.
6402 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
6403 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
6404 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
6405 * config/m68k/t-m68kelf: Likewise.
6407 2002-01-23 Bob Wilson <bob.wilson@acm.org>
6409 * config/xtensa/elf.h: New file.
6410 * config/xtensa/lib1funcs.asm: New file.
6411 * config/xtensa/lib2funcs.S: New file.
6412 * config/xtensa/linux.h: New file.
6413 * config/xtensa/t-xtensa: New file.
6414 * config/xtensa/xtensa-config.h: New file.
6415 * config/xtensa/xtensa-protos.h: New file.
6416 * config/xtensa/xtensa.c: New file.
6417 * config/xtensa/xtensa.h: New file.
6418 * config/xtensa/xtensa.md: New file.
6419 * config.gcc (xtensa-*-elf*): New target.
6420 (xtensa-*-linux*): New target.
6421 * cse.c (canon_hash): Compare rtx pointers instead of register
6422 numbers. This is required for the Xtensa port.
6423 * integrate.c (copy_insn_list): Handle case where the static
6424 chain is in memory and the memory address has to be copied to
6426 * doc/invoke.texi (Option Summary): Add Xtensa options.
6427 (Xtensa Options): New node.
6428 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
6430 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6432 * diagnostic.c (internal_error): Do ICE suppression only
6433 when ENABLE_CHECKING is not defined.
6435 * c-typeck.c (require_complete_type): Return error_mark_node
6436 if type is error_mark_node.
6438 2002-01-23 Janis Johnson <janis187@us.ibm.com>
6440 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
6441 -Os and issue a warning.
6443 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6445 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
6446 current (lack of) need for host configuration by hand.
6448 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
6449 references. Documentation of some target macros moved from
6450 hostconfig.texi to tm.texi.
6452 2002-01-23 Will Cohen <wcohen@redhat.com>
6454 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
6457 2002-01-23 Kazu Hirata <kazu@hxi.com>
6459 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
6462 2002-01-23 Jason Merrill <jason@redhat.com>
6464 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
6466 * function.c (assign_parms): Don't put args of inline functions
6467 into registers when not optimizing.
6469 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
6471 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
6472 (prologue_use): New pattern.
6473 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
6474 preference to gen_rtx_USE.
6475 (thumb_expand_prologue): Use gen_prologue_use in preference to
6477 (thumb_expand_epilogue): Use gen_prologue_use in preference to
6480 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
6482 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
6484 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
6487 * doc/extend.texi: Correct documentation of __alignof__.
6489 2002-01-22 Zack Weinberg <zack@codesourcery.com>
6491 * params.h: Rename arguments of DEFPARAM so that it will be
6492 recognized as a translation keyword.
6494 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6496 * extend.texi: Document altivec functions.
6497 Fix N-bit adjectives in X86 builtin documentation.
6499 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6501 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
6502 auto_inc_dec values.
6504 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
6506 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
6508 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
6510 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6512 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
6514 2002-01-22 Richard Henderson <rth@redhat.com>
6516 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
6517 copy_insn not copy_rtx.
6519 2002-01-23 Alan Modra <amodra@bigpond.net.au>
6521 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
6522 "nonzero" as that might add "1" bits. Ensure "constop" is
6523 properly sign extened.
6524 (force_to_mode): Tweak for sign extended constop.
6526 2002-01-22 Richard Henderson <rth@redhat.com>
6528 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
6529 for_each_rtx instead of assuming we're already looking at the MEM.
6530 (split_small_symbolic_mem_operand): Likewise.
6531 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6532 * config/alpha/alpha.md (small symbolic memory splitters): Update.
6534 2002-01-22 Richard Henderson <rth@redhat.com>
6536 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
6537 sequence number for the literal.
6538 (divmoddi_internal_er): Likewise.
6540 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6543 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
6544 in LIBICONV variable.
6545 * configure: Regenerated.
6547 2002-01-22 Krister Walfridsson <cato@df.lth.se>
6549 * dependence.c (build_def_use): Remove array_idx.
6551 * dwarfout.c (last_filename): Remove.
6552 (output_compile_unit_die): Remove last_filename.
6554 2002-01-22 Roger Sayle <roger@eyesopen.com>
6555 Richard Henderson <rth@redhat.com>
6558 * fold-const.c (fold): Optimize unsigned comparisons against
6559 UINT_MAX (and similar unsigned constants).
6561 2002-01-22 Janis Johnson <janis187@us.ibm.com>
6563 * Makefile.in (loop.o): Depend on OPTABS_H.
6564 * loop.c (emit_prefetch_instructions): Check the prefetch operand
6565 against the predicate.
6568 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
6569 for the address operand.
6571 2002-01-22 Richard Henderson <rth@redhat.com>
6573 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
6575 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6578 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
6581 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
6583 * config.gcc (x86_64-*-netbsd*): New target.
6584 * config/i386/netbsd64.h: New file.
6586 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6588 * regrename.c (kill_value): Fix typo.
6590 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6592 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
6594 * config/rs6000/rs6000.h: Same.
6596 * function.c (instantiate_virtual_regs): Remove
6597 STARTING_FRAME_PHASE.
6598 (assign_stack_local_1): Same.
6599 Calculate frame phase.
6601 2002-01-22 Nick Clifton <nickc@redhat.com>
6603 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
6604 variable declaration to outer scope in order to simplify
6606 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
6607 arm_hard_regno_mode_ok.
6608 * config/arm/arm-protos.h: Add a prototype for
6609 arm_hard_regno_mode_ok.
6610 * config/arm/arm.c (soft_df_operand): Remove now redundant
6611 check for DImode values using IP_REGNUM.
6612 (nonimmediate_soft_df_operand): Remove now redundant check for
6613 DImode values using IP_REGNUM.
6614 (arm_hard_regno_mode_ok): New function. New check: make sure
6615 that DImode values are not stored in IP_REGNUM.
6617 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
6619 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
6621 2002-01-22 Jason Merrill <jason@redhat.com>
6623 * c-semantics.c (genrtl_compound_stmt): Only check nesting
6624 consistency if this COMPOUND_STMT is scoped.
6626 2002-01-22 Kazu Hirata <kazu@hxi.com>
6628 * predict.c: Fix formatting.
6629 * print-tree.c: Likewise.
6630 * protoize.c: Likewise.
6633 * sbitmap.h: Likewise.
6635 * sched-deps.c: Likewise.
6636 * sched-vis.c: Likewise.
6637 * sdbout.c: Likewise.
6638 * sibcall.c: Likewise.
6640 * ssa-ccp.c: Likewise.
6641 * ssa-dce.c: Likewise.
6643 * stor-layout.c: Likewise.
6644 * system.h: Likewise.
6646 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6648 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
6649 if fits in bounds of base type.
6651 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
6652 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
6653 (add_bound_info, default): If can't find a context, make a
6655 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
6657 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
6659 * c-typeck.c (parser_build_binary_op): If result from
6660 build_binary_op is ERROR_MARK just return error_mark_node without
6663 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
6665 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
6666 Split a.out-specific bits into...
6667 * config/netbsd-aout.h: ...this.
6668 * config/netbsd-elf.h: New file.
6669 * config/alpha/netbsd-elf.h: Remove.
6670 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
6671 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
6672 (STARTFILE_SPEC): Remove redundant definition.
6673 (ENDFILE_SPEC): Likewise.
6674 (LINK_SPEC): Likewise.
6675 (CPP_SPEC): Likewise.
6676 (ASM_SPEC): Likewise.
6677 (LIB_SPEC): Likewise.
6678 (SWITCH_TAKES_ARG): Likewise.
6679 (TARGET_MEM_FUNCTIONS): Likewise.
6680 (CPP_PREDEFINES): Redefine.
6681 (ASM_FINAL_SPEC): Remove redefinition.
6682 (ASM_COMMENT_START): Redefine.
6683 (FUNCTION_PROFILER): Define.
6684 (TARGET_VERSION): Redefine.
6685 Comment and formatting cleanup.
6686 * config/i386/netbsd.h: Include <netbsd-aout.h>.
6687 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
6688 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
6689 big- or little-endian.
6690 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
6691 * config.gcc (*-*-netbsd*): Add definitions common to all
6693 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
6694 gnu_ld definitions. Add netbsd-elf.h to and remove
6695 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
6696 tmake_file, and don't lose previous tmake_file contents.
6697 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
6698 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
6699 gnu_ld definitions. Add netbsd-elf.h to tm_file.
6700 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
6701 (mipsel-*-netbsd*): Rename this to...
6702 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
6703 mips/little.h to tm_file for mips*el-*.
6704 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
6705 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
6706 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
6708 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6710 * pa-protos.h (reg_before_reload_operand): New function prototype.
6711 * pa.c (reg_before_reload_operand): New function implementation.
6712 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
6715 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6717 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
6719 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6721 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
6722 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
6723 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
6724 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
6725 (ENDFILE_SPEC): Undefine.
6726 (STARTFILE_SPEC): Redefine for PA.
6728 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6730 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
6732 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
6734 * config.gcc: Add entries to supported PowerPC --with-cpu
6737 2002-01-21 Jakub Jelinek <jakub@redhat.com>
6739 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
6740 true for 64-bit mode only SSE registers in 32-bit mode.
6742 2002-01-21 Kazu Hirata <kazu@hxi.com>
6744 * unwind-dw2.c: Fix formatting.
6745 * unwind-dw2-fde.c: Likewise.
6746 * unwind-dw2-fde.h: Likewise.
6747 * unwind-pe.h: Likewise.
6748 * varasm.c: Likewise.
6749 * varray.h: Likewise.
6751 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6753 Remove workaround for register stack overwrite bug in mmix.
6754 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6755 support for TARGET_REG_STACK_FILL_BUG.
6756 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6757 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6759 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6760 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6761 -mno-reg-stack-fill-bug-workaround.
6762 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6763 machine member has_call_without_parameters.
6764 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6765 -mreg-stack-fill-bug-workaround and
6766 -mno-reg-stack-fill-bug-workaround.
6767 (MMIX Options): Ditto.
6769 2002-01-21 Kazu Hirata <kazu@hxi.com>
6771 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6773 Remove redundant code.
6775 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6777 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6778 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6779 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6780 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6781 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6782 out target macro definitions and non-target-specific comments
6783 mostly taken from old versions of the manual.
6785 2002-01-20 Kazu Hirata <kazu@hxi.com>
6787 * config/h8300/h8300.h: Fix comment formatting.
6788 * config/ia64/aix.h: Likewise.
6789 * config/ia64/ia64-protos.h: Likewise.
6790 * config/ia64/ia64.c: Likewise.
6791 * config/ia64/ia64.h: Likewise.
6792 * config/ia64/ia64intrin.h: Likewise.
6793 * config/ia64/linux.h: Likewise.
6794 * config/ia64/unwind-aix.c: Likewise.
6795 * config/ia64/unwind-ia64.c: Likewise.
6797 2002-01-20 Kazu Hirata <kazu@hxi.com>
6799 * config/h8300/h8300.c: Revise comments about shift code.
6801 2002-01-20 Kazu Hirata <kazu@hxi.com>
6803 * config/h8300/h8300.c (function_arg): Update a comment.
6805 2002-01-20 Kazu Hirata <kazu@hxi.com>
6807 * config/h8300/h8300.md: Update the comments at the beginning
6810 2002-01-20 Kazu Hirata <kazu@hxi.com>
6812 * config/i370/i370.c: Fix comment formatting.
6813 * config/i370/i370.h: Likewise.
6814 * config/i370/i370.md: Likewise.
6815 * config/i370/linux.h: Likewise.
6817 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6819 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6821 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6822 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6825 2002-01-20 Graham Stott <grahams@redhat.com>
6827 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6829 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6831 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6833 2002-01-19 Tom Rix <trix@redhat.com>
6835 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6837 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6839 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6841 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6842 STARTING_FRAME_PHASE.
6843 (STARTING_FRAME_PHASE): New.
6844 (instantiate_virtual_regs): Check saneness of
6845 STARTING_FRAME_PHASE.
6847 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6849 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6851 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6853 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6855 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6856 be used for bootstrapping GCC 3.0.
6858 2002-01-18 Kazu Hirata <kazu@hxi.com>
6860 * config/h8300/h8300.md: Fix an insn length.
6862 2002-01-18 Kazu Hirata <kazu@hxi.com>
6864 * bitmap.h: Fix comment formatting.
6865 * combine.c: Likewise.
6866 * cppfiles.c: Likewise.
6867 * c-pragma.h: Likewise.
6868 * c-typeck.c: Likewise.
6870 * dwarf2out.c: Likewise.
6871 * function.c: Likewise.
6873 * genattrtab.c: Likewise.
6874 * gthr-win32.h: Likewise.
6875 * haifa-sched.c: Likewise.
6876 * predict.c: Likewise.
6877 * rtlanal.c: Likewise.
6879 * unwind-dw2-fde.h: Likewise.
6880 * unwind-pe.h: Likewise.
6881 * vmsdbgout.c: Likewise.
6883 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6885 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6886 if type_required and passed decl.
6888 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6890 * config.gcc (cpu_type): Include altivec.h in powerpc
6894 * config/rs6000/altivec.h: New.
6896 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6898 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6899 handling information.
6900 * doc/trouble.texi (Interoperation): Add libstdc++ information
6902 (Misunderstandings): Add template instantiation and static template
6903 member information for AIX.
6905 2002-01-17 Jason Merrill <jason@redhat.com>
6907 * dbxout.c (dbxout_type): Support const and volatile.
6909 * except.c (add_partial_entry): Remove backwards compatibility code.
6910 (end_protect_partials): Likewise.
6912 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6914 * config/ia64/ia64.md (prologue_use): New.
6915 * config/ia64/ia64.c (ia64_expand_prologue): Use
6916 gen_prologue_use instead of gen_rtx_USE.
6917 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6918 as CODE_FOR_pred_rel_mutex.
6919 (ia64_sched_reorder2): Likewise.
6921 2002-01-16 Eric Christopher <echristo@redhat.com>
6923 * config/mips/r3900.h: Reformat.
6924 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6925 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6926 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6927 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6928 * config/mips/t-elf: Remove mips3 multilib.
6930 2002-01-16 H.J. Lu <hjl@gnu.org>
6932 * config/mips/linux.h: Include "mips/abi64.h".
6934 2002-01-16 H.J. Lu <hjl@gnu.org>
6936 * config/mips/t-linux: New.
6938 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6940 * config/mips/linux.h: Don't include "gofast.h".
6941 (INIT_SUBTARGET_OPTABS): Removed.
6943 2002-01-16 Kazu Hirata <kazu@hxi.com>
6945 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6947 * config/h8300/h8300.c: Likewise.
6948 * config/h8300/h8300.md: Likewise.
6950 2002-01-16 Kazu Hirata <kazu@hxi.com>
6952 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6953 spaces after an opcode name.
6954 (pushqi1_h8300hs): Likewise.
6955 (pushhi1_h8300hs): Likewise.
6957 2002-01-16 Kazu Hirata <kazu@hxi.com>
6959 * doc/extend.texi: Replace "option" with "attribute"
6962 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6964 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6965 (and:DI () (const_int -8)).
6966 (split_small_symbolic_mem_operand): Split
6967 (mem (and:DI () (const_int -8)).
6969 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6972 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6973 same way as TYPE_IMUL.
6974 (ultrasparc_sched_reorder): Likewise.
6975 * config/sparc/sparc.md (type): Add comment to update
6976 ultrasparc_sched_reorder when making changes.
6978 2002-01-16 Kazu Hirata <kazu@hxi.com>
6980 * doc/invoke.texi: Change the dump file name of block
6981 reordering pass from 28.bbro to 29.bbro.
6984 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6986 * i386.md (minsf splitter): Fix pasto.
6988 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6990 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6991 to frame pointer initialisation instruction.
6992 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6993 initialisation instruction.
6994 (soft_df_operand): Do not accept the IP register.
6995 (nonimmediate_soft_df_operand): Do not accept the IP register.
6997 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7000 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
7001 MASK_V8 being both set.
7003 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
7005 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
7006 insn for GOT register; add REG_MAYBE_DEAD notes instead.
7007 config/s390/s390.md (call, call_value): Add GOT register to
7008 CALL_INSN_FUNCTION_USAGE where needed.
7009 (call_exp, call_value_exp): New.
7011 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
7013 * config/arm/arm.c: General formatting tidy up.
7015 2002-01-16 Graham Stott <grahams@redhat.com>
7017 * calls.c (try_to_integrate): Use "(size_t)" intermediate
7018 cast and when casting an integer literal to "rtx" pointer.
7019 (expand_call): Likewise.
7020 * flow.c (try_pre_increment): Likewise.
7021 (find_use_as_address): Likewise.
7022 * integrate.c (expand_iline_function): Likewise.
7023 * regmove.c (try_auto_increment): Likewise.
7025 2002-01-16 Graham Stott <grahams@redhat.com>
7027 * sched-rgn.c (passed): Use sbitmap_free.
7030 (in_queue): Likewise.
7031 (in_stack): Likewise.
7033 2002-01-15 Eric Christopher <echristo@redhat.com>
7035 * flow.c (propagate_one_insn): Change to use fatal_insn.
7037 2002-01-15 Kazu Hirata <kazu@hxi.com>
7039 * expmed.c (extract_fixed_bit_field): Remove unused code.
7040 * system.h: Poison SLOW_ZERO_EXTEND.
7041 * doc/tm.texi: Remove.
7042 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
7043 * config/arm/arm.h: Likewise.
7044 * config/avr/avr.h: Likewise.
7045 * config/clipper/clipper.h: Likewise.
7046 * config/convex/convex.h: Likewise.
7047 * config/d30v/d30v.h: Likewise.
7048 * config/dsp16xx/dsp16xx.h: Likewise.
7049 * config/elxsi/elxsi.h: Likewise.
7050 * config/fr30/fr30.h: Likewise.
7051 * config/h8300/h8300.h: Likewise.
7052 * config/i370/i370.h: Likewise.
7053 * config/i386/i386.h: Likewise.
7054 * config/m68k/m68k.h: Likewise.
7055 * config/mips/mips.h: Likewise.
7056 * config/ns32k/ns32k.h: Likewise.
7057 * config/pdp11/pdp11.h: Likewise.
7058 * config/pj/pj.h: Likewise.
7059 * config/s390/s390.h: Likewise.
7060 * config/sh/sh.h: Likewise.
7061 * config/stormy16/stormy16.h: Likewise.
7062 * config/v850/v850.h: Likewise.
7063 * config/vax/vax.h: Likewise.
7064 * config/we32k/we32k.h: Likewise.
7066 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7068 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
7069 (altivec_lvsl): Change constraint to b.
7070 (altivec_lvsr): Same.
7071 (altivec_lvebx): Same.
7072 (altivec_lvehx): Same.
7073 (altivec_lvewx): Same.
7074 (altivec_lvxl): Same.
7075 (altivec_lvx): Same.
7076 (altivec_stvx): Add parallel.
7077 (altivec_stvxl): Same.
7078 (altivec_stvehx): Same.
7079 (altivec_stvebx): Same.
7080 (altivec_stvebx): Same.
7082 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7084 * config.gcc: Change altivec.h to altivec-defs.h.
7086 * config/rs6000/altivec.h: Delete.
7088 * config/rs6000/altivec-defs.h: Add.
7090 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7092 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
7095 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
7096 less than or equal to eight bytes.
7098 * vax.md (andsi3): Remove constraints and change SET destination
7099 operand type to nonimmediate_operand.
7100 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
7101 when it is a CONST_INT.
7103 2002-01-15 Jason Merrill <jason@redhat.com>
7105 * c-common.def (FILE_STMT): New code.
7106 * c-common.c (statement_code_p): It's a statement.
7107 * c-common.h (stmt_tree_s): Add x_last_filename.
7108 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
7109 (last_expr_filename): New macro.
7110 * c-semantics.c (begin_stmt_tree): Initialize it.
7111 (add_stmt): If the filename changed, also insert a
7113 (expand_stmt): Handle seeing one.
7115 2002-01-15 Eric Christopher <echristo@redhat.com>
7117 * flow.c (propagate_one_insn): Add error message and print out
7120 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7122 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
7123 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
7124 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
7125 TRAMPOLINE_ALIGNMENT.
7126 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
7128 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
7129 PCC_BITFIELD_TYPE_MATTERS.
7130 * config/interix.h (STDC_VALUE): Remove. Use
7131 STDC_0_IN_SYSTEM_HEADERS.
7132 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
7133 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
7134 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
7136 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
7138 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
7139 not work on this platform currently.
7141 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7143 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
7144 readonly_warning in _().
7146 2002-01-15 Douglas B Rupp <rupp@gnat.com>
7148 * gcc.c (delete_if_ordinary): Backout previous change.
7150 2002-01-15 Kazu Hirata <kazu@hxi.com>
7152 * config/h8300/h8300.c (print_operand): Remove support for
7153 unused operand characters.
7155 * read-rtl.c: Fix formatting.
7157 * recog.c: Likewise.
7158 * regclass.c: Likewise.
7159 * regmove.c: Likewise.
7160 * reg-stack.c: Likewise.
7161 * reload1.c: Likewise.
7162 * rtlanal.c: Likewise.
7164 2002-01-15 Kazu Hirata <kazu@hxi.com>
7166 * config/i386/i386.c: Fix formatting.
7168 2002-01-15 Jakub Jelinek <jakub@redhat.com>
7170 * c-typeck.c (process_init_element): Don't save_expr
7171 COMPOUND_LITERAL_EXPR if just its initializer will be used.
7173 2002-01-15 David Edelsohn <edelsohn@gnu.org>
7175 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
7176 emit optional traceback table if optimize_size or TARGET_ELF.
7177 * config/rs6000/rs6000.md (prefetch): New.
7179 2002-01-15 Andreas Jaeger <aj@suse.de>
7181 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
7183 2002-01-15 Kazu Hirata <kazu@hxi.com>
7185 * mips-tfile.c: Fix formatting.
7187 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
7189 * unroll.c (final_reg_note_copy): Fix previous commit.
7191 2002-01-14 Kazu Hirata <kazu@hxi.com>
7193 * config/h8300/h8300-protos.h: Remove the prototype for
7195 * config/h8300/h8300.c (eq_operator): Remove.
7197 2002-01-14 Richard Henderson <rth@redhat.com>
7199 * config/i386/i386.md (prefetch): Tidy.
7200 (prefetch_3dnow): Fix locality operand.
7202 2002-01-14 Richard Henderson <rth@redhat.com>
7204 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
7205 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
7207 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
7209 * reload1.c (reload_combine): Pass reg_sum replacement through
7210 copy_rtx in loop performing multiple changes.
7212 2002-01-14 Jakub Jelinek <jakub@redhat.com>
7214 * except.c (remove_unreachable_regions): New.
7215 (free_eh_status): Clear exception_handler_labels.
7216 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
7217 (find_exception_handler_labels): Don't add the same label more than
7219 (remove_exception_handler_label): Don't die if
7220 find_exception_handler_labels hasn't been called for the current
7223 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
7225 * toplev.c (rest_of_compilation): Rebuild jump labels after
7228 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
7230 * doc/extend.texi: Move documentation of X86 built-in functions
7232 * doc/invoke.texi: From here.
7233 * doc/sourcebuild.texi: Document location of documentation for
7234 machine built-in functions.
7236 2002-01-13 Christopher Faylor <cgf@redhat.com>
7238 * cppfiles.c (TEST_THRESHOLD): New macro.
7239 (SHOULD_MMAP): Ditto.
7240 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
7243 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
7245 * unroll.c (final_reg_note_copy): Properly handle
7247 (unroll_loops): Fix LOOP_CONDITION heuristics.
7249 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
7251 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
7252 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
7254 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
7256 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
7259 2002-01-14 Tom Rix <trix@redhat.com>
7261 * config/rs6000/rs6000.md: Fix typo with sradi.
7263 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
7265 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
7266 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
7267 (clrstrdi, clrstrsi): Adapt callers.
7269 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
7271 (movti splitter): Never use register 0 as base register.
7273 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7275 * combine.c (simplify_shift_const): Always generate new rtx
7276 for shift expression instead of reusing given expression.
7278 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7280 * config/alpha/alpha.c (alpha_expand_mov): Don't call
7281 alpha_legitimize_address unless mode is Pmode.
7283 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
7285 * doc/md.texi (Modifiers): Document the '*' constraint for the
7288 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
7289 * doc/extend.texi (Function Attributes): 'interrupt' is valid
7292 2002-01-13 Richard Henderson <rth@redhat.com>
7294 * reload.c (find_reloads): Use a hard reg destination as reload reg
7295 for an input reload of the source.
7297 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7299 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
7302 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
7304 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7305 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7307 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
7309 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7311 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
7313 2002-01-12 Tom Rix <trix@redhat.com>
7315 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
7318 2002-01-12 Richard Henderson <rth@redhat.com>
7320 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
7322 * doc/invoke.texi: Update Alpha options.
7324 * doc/invoke.texi: Update i386 built-in function lists.
7326 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
7328 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
7329 referencing outside.
7331 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7333 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
7334 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
7335 offsets, and change line folding.
7336 * optabs.c (expand_binop): Remove warnings.
7337 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
7339 2002-01-12 Graham Stott <grahams@redhat.com>
7341 * attribs.c (handle_deprecated_attribute): constify WHAT.
7342 * diagnostic.c (warn_deprecated_use): Add braces, fixes
7343 dangling else warning and constify WHAT.
7344 * except.h (struct function, struct inline_remap): Move
7345 struct tag forward defs before all prototypes.
7346 (duplicate_eh_regions): Whitespace.
7348 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
7350 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
7351 MODE_BASE_REG_CLASS.
7352 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
7354 2002-01-12 Richard Henderson <rth@redhat.com>
7356 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
7357 (ix86_expand_vector_move): New.
7358 (bdesc_2arg): Remove andps, andnps, orps, xorps.
7359 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
7360 Remove old prefetch builtins. Special case the logicals removed above.
7361 (ix86_expand_builtin): Likewise.
7362 (safe_vector_operand): Use V4SFmode, not TImode.
7363 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
7364 (ix86_expand_timode_binop_builtin): New.
7365 * config/i386/i386-protos.h: Update.
7366 * config/i386/i386.h (enum ix86_builtins): Update.
7367 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
7368 Use ix86_expand_vector_move in vector move expanders.
7369 (movti_internal, movti_rex64): Add xorps alternative.
7370 (sse_clrv4sf): Rename and adjust from sse_clrti.
7371 (prefetch): Don't work so hard.
7372 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
7373 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
7374 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
7376 2002-01-11 Richard Henderson <rth@redhat.com>
7378 * config/i386/mmintrin.h: New file.
7379 * config/i386/xmmintrin.h: New file.
7380 * config.gcc (i?86-*-*): Add extra_headers.
7381 * simplify-rtx.c (simplify_unary_operation): Handle saturating
7383 (simplify_binary_operation): Handle saturating arithmetic codes.
7384 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
7385 not the lowpart subreg.
7386 (ix86_expand_builtin): Return a TImode dummy register instead of 0
7388 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
7390 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7392 * conflict.c (conflict_graph_compute): Free regsets when finished.
7393 * ssa.c (compute_coalesced_reg_partition): Likewise.
7395 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7397 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
7398 every where we allocate a register.
7400 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7402 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
7403 * lcm.c (compute_earliest, compute_farthest): Likewise.
7405 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7407 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
7409 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7411 * doc/rtl.texi (Insns): Fix 2 typos.
7413 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
7415 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
7416 options. Use @table @gcctabopt for MMIX options. Add index
7417 entries for MMIX options. Start new paragraph with first
7418 heading of the machine-dependent options.
7420 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
7423 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
7424 * combine.c (force_to_mode): Same.
7425 * reload1.c (clear_reload_reg_in_use): Same.
7427 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
7429 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
7432 2002-01-11 Andreas Jaeger <aj@suse.de>,
7433 Brad Lucier <lucier@math.purdue.edu>
7435 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
7438 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
7440 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
7441 Protect with IN_LIBGCC.
7442 (LINK_EH_SPEC): Add required trailing space.
7444 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
7446 * c-tree.h: Move function declarations so that they are listed
7447 under the filename which contains them.
7448 (check_identifier, finish_decl_top_level,
7449 lookup_name_current_level_global, shadow_record_fields): Remove.
7451 2002-01-11 Andreas Jaeger <aj@suse.de>
7453 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
7456 2002-01-10 Richard Henderson <rth@redhat.com>
7458 * config/alpha/alpha.c (print_operand): Add 'J'.
7459 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
7460 new operand with the sequence number for the lituse. When splitting
7461 the insns, use gen_movdi_er_high_g and generate a sequence number.
7462 (gen_movdi_er_high_g): Print the sequence number if non-zero.
7464 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
7466 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
7467 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
7469 (altivec_expand_builtin): Same.
7470 (altivec_expand_stv_builtin): New.
7472 * config/rs6000/rs6000.h (rs6000_builtins): Same.
7474 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
7475 ("altivec_lvehx"): New.
7476 ("altivec_lvewx"): New.
7477 ("altivec_lvxl"): New.
7478 ("altivec_lvx"): New.
7479 ("altivec_stvx"): New.
7480 ("altivec_stvebx"): New.
7481 ("altivec_stvehx"): New.
7482 ("altivec_stvewx"): New.
7483 ("altivec_stvxl"): New.
7485 2002-01-10 Richard Henderson <rth@redhat.com>
7487 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
7488 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
7489 care not to delete instructions twice.
7491 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7493 * toplev.c: Don't declare environ (it's not used anywhere).
7494 * configure.in: Don't check for declaration of environ.
7495 * config/i386/xm-mingw32.h: Don't #define environ.
7496 * config.in, configure: Regenerate.
7498 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7500 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
7501 * configure: Regenerate.
7503 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
7504 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
7505 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
7507 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
7508 LIMITS_H_TEST here, not in m68k/x-next.
7509 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
7510 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
7512 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
7513 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
7514 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
7516 * config/i386/x-djgpp: Renamed i386/t-djgpp.
7517 * config/m88k/x-dolph: Renamed m88k/t-dolph.
7518 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
7519 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
7520 replacement of quadlib.asm with quadlib.c.
7522 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
7523 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
7524 config/rs6000/xm-beos.h: Delete file.
7526 * config.gcc: Update to match above changes.
7528 2002-01-10 Kazu Hirata <kazu@hxi.com>
7530 * config/h8300/h8300.h: Fix comment typos.
7531 * config/h8300/h8300.md: Likewise.
7532 * config/h8300/lib1funcs.asm: Likewise.
7534 2002-01-10 Dale Johannesen <dalej@apple.com>
7536 PR optimization/5269
7537 * unroll.c (precondition_loop_p): Make *increment be the correct
7538 sign when n_iterations known, to avoid confusing caller.
7540 2002-01-10 Kazu Hirata <kazu@hxi.com>
7542 * doc/extend.texi (deprecated): Fix a typo.
7544 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
7546 * basic-block.h (update_br_prob_note): Declare.
7547 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
7548 (try_forward_edges): Care negative frequencies and update note.
7549 (outgoing_edges_match): Tweek conditional merging heuristics.
7550 (try_crossjump_to_edge): use update_br_prob_note.
7551 * cfglayout.c (fixup_reorder_chain): Likewise.
7552 * cfrtl.c (update_br_prob_note): New.
7553 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
7555 * i386.c (ix86_decompose_address): Return -1 if address contains
7557 (legitimate_address_p): Require ix86_decompose_address to return 1.
7559 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
7560 (cprop_insn): Likewise.
7562 2002-01-10 Kazu Hirata <kazu@hxi.com>
7564 * toplev.c: Fix formatting.
7566 * tree-dump.c: Likewise.
7567 * unroll.c: Likewise.
7568 * unwind-dw2.c: Likewise.
7569 * unwind-dw2-fde.c: Likewise.
7570 * unwind-dw2-fde-glibc.c: Likewise.
7571 * unwind-sjlj.c: Likewise.
7573 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7575 * doc/invoke.texi: Document PDP-11 options.
7577 2002-01-10 Kazu Hirata <kazu@hxi.com>
7579 * config/h8300/h8300.h: Fix formatting.
7581 2002-01-10 Ira Ruben <ira@apple.com>
7583 Add __attribute__ ((deprecated)).
7584 * extend.texi: Document __attribute__ ((deprecated)).
7585 * invoke.texi: Document -Wno-deprecated-declarations.
7586 * testsuite/g++.dg/other/deprecated.C: New C++ test.
7587 * testsuite/gcc.dg/deprecated.c: New C test.
7588 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
7589 (c_common_attribute_table): Add "deprecated" entry.
7590 (handle_deprecated_attribute): New function.
7591 * c-decl.c (deprecated_states): New enum.
7592 deprecated_state: State of "deprecated" handling.
7593 (start_decl): Set deprecated_state based on attributes.
7594 (grokdeclarator): Test for deprecated uses, propagate attribute.
7595 * c-typeck.c (build_component_ref): Test for deprecated fields.
7596 (build_external_ref): Test for deprecated primaries.
7597 * diagnostic.c (warn_deprecated_use) New function to issue
7598 warnings about __attribute__ ((depricated)) references.
7599 * flags.h (warn_deprecated_decl): Extern declared for
7600 -W[no-]deprecated-declarations option.
7601 * print-tree.c (print_node): Show deprecated flag status.
7602 * toplev.c (warn_deprecated_decl): Defined.
7603 (W_options): Added "deprecated-declaration".
7604 * toplev.h (warn_deprecated_use): Extern declared.
7605 * tree.h (struct tree_common): Define deprecated_flag.
7606 (TREE_DEPRECATED): New macro to access flag.
7607 * cp/call.c (build_call): Test for deprecated calls.
7608 * cp/class.c (add_implicitly_declared_members): Set global
7609 flag to tell grokdeclarator to not issue deprecated warnings.
7610 * cp/cp-tree.h: Add extern for adding_implicit_members.
7611 * cp/decl.c (deprecated_states): New enum.
7612 (start_decl): Set deprecated_state based on attributes.
7613 (grokdeclarator): Test for deprecated uses, propagate attribute.
7614 * cp/lex.c (do_identifier): Test for deprecated primaries.
7615 * cp/typeck.c (build_component_ref): Test for deprecated fields.
7617 2002-01-10 Ira Ruben <ira@apple.com>
7619 Fix to assign attributes to inline member functions.
7620 * cp/decl.c (start_method): Handle attrlist.
7622 2002-01-10 Kazu Hirata <kazu@hxi.com>
7624 * combine.c (expand_field_assignment): Use subreg_lsb().
7626 2002-01-10 David Edelsohn <edelsohn@gnu.org>
7628 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
7629 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
7630 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
7631 Recurse for any operand of AND as long as constant is non-zero.
7633 2002-01-10 Kazu Hirata <kazu@hxi.com>
7635 * config/h8300/h8300.md: Remove constraints from expanders.
7637 2002-01-10 Kazu Hirata <kazu@hxi.com>
7639 * varasm.c: Fix formatting.
7640 * varray.c: Likewise.
7641 * vmsdbgout.c: Likewise.
7642 * xcoffout.c: Likewise.
7644 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
7646 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
7647 update edge probabilities to match.
7649 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7651 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
7653 * doc/languages.texi, doc/sourcebuild.texi: New files.
7654 * doc/configfiles.texi: Make a subsubsection. Update.
7655 * doc/configterms.texi: Add @node. Remove warning that this isn't
7656 instructions for building GCC.
7657 * doc/makefile.texi: Make a subsection.
7658 * doc/gccint.texi: Update.
7660 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
7662 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
7664 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
7666 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
7668 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
7670 * optabs.c (expand_fix): Look for wider integer modes first.
7672 * i386.md (mov?f): Avoid the fake const double trick for medium
7674 (min?f*/max?f*): Prohibit memory operands for i387 variant.
7675 (fop_df_4): Disable for SSE compilation.
7677 2002-01-10 Graham Stott <grahams@redhat.com>
7679 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
7680 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
7682 2002-01-10 Richard Henderson <rth@redhat.com>
7684 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
7686 2002-01-10 Richard Henderson <rth@redhat.com>
7688 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
7689 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
7691 2002-01-10 Kazu Hirata <kazu@hxi.com>
7693 * combine.c (can_combine_p): Fix a comment typo.
7695 2002-01-09 Zack Weinberg <zack@codesourcery.com>
7697 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
7698 empty list correctly. Change loop index $t to $f for
7699 consistency with rest of Makefile.
7701 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
7703 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
7704 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7706 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
7707 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
7708 (altivec_init_builtins): Same.
7709 (altivec_expand_unop_builtin): Return NULL_RTX on error.
7710 (altivec_expand_binop_builtin): Same.
7711 (altivec_expand_ternop_builtin): Same.
7714 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
7715 ("altivec_vctuxs"): Fix typo.
7716 ("altivec_vnmsubfp"): Same.
7717 ("altivec_dssall"): New.
7718 ("altivec_mfvscr"): New.
7719 ("altivec_dss"): New.
7720 ("altivec_lvsl"): New.
7721 ("altivec_lvsr"): New.
7722 ("altivec_dstt"): New.
7723 ("altivec_dstst"): New.
7724 ("altivec_dststt"): New.
7725 ("altivec_dst"): New.
7727 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
7728 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7730 2002-01-09 Richard Henderson <rth@redhat.com>
7732 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
7734 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
7736 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
7738 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
7740 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
7742 2002-01-09 Kazu Hirata <kazu@hxi.com>
7744 * read-rtl.c: Fix formatting.
7746 * regclass.c: Likewise.
7747 * regrename.c: Likewise.
7748 * reg-stack.c: Likewise.
7749 * reload1.c: Likewise.
7750 * reload.c: Likewise.
7753 2002-01-09 Kazu Hirata <kazu@hxi.com>
7755 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7756 to extract items in the expr_list chain.
7758 2002-01-09 Richard Henderson <rth@redhat.com>
7760 * config/vax/vax.c (vax_rtx_cost): Never abort.
7762 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7764 2002-01-09 Jan Hubicka <jh@suse.cz>
7766 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7768 2002-01-09 Richard Henderson <rth@redhat.com>
7770 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7771 Unify code from various alternatives.
7773 2002-01-09 Richard Henderson <rth@redhat.com>
7775 * regrename.c (copy_value): Ignore the copy if the source register
7776 is present in the value chain with a narrower mode.
7778 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7780 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7781 for the c4x target. Also improve layout.
7783 2002-01-09 Richard Henderson <rth@redhat.com>
7785 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7786 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7787 to match insn patterns.
7789 2002-01-09 Richard Henderson <rth@redhat.com>
7791 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7792 (copyprop_hardreg_forward_1): Likewise.
7794 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7796 * pa.md (decrement_and_branch_until_zero): Change predicate for
7797 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7799 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7801 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7802 gets undefined. For Darwin.
7804 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7806 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7808 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7810 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7812 2002-01-08 Richard Henderson <rth@redhat.com>
7814 * regrename.c (copy_value): Ignore overlapping copies.
7816 2002-01-08 Richard Henderson <rth@redhat.com>
7818 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7819 as needed to avoid shared structure.
7821 2002-01-08 Kazu Hirata <kazu@hxi.com>
7823 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7826 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7828 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7829 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7830 documentation of obsolete macros.
7831 * system.h: Poison these macros.
7832 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7833 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7834 config/c4x/c4x.h, config/clipper/clipper.h,
7835 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7836 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7837 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7838 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7839 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7840 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7841 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7842 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7843 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7844 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7845 config/sparc/sparc.h, config/stormy16/stormy16.h,
7846 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7847 definitions and commented out definitions of obsolete macros.
7848 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7849 of MAX_INT_TYPE_SIZE.
7851 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7853 * config/s390/s390.c (s390_preferred_reload_class): Never
7854 return ADDR_REGS if it isn't a subset of the given class.
7855 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7856 FP_REGS, but all superclasses as well.
7858 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7860 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7861 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7862 must not be a const_int.
7864 2002-01-08 Richard Henderson <rth@redhat.com>
7866 * Makefile.in (toplev.o): Depend on options.h.
7867 (gcc.o): Depend on specs.h.
7869 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7871 * expr.c (store_expr): Convert VOIDmode constants back to target's
7874 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7876 * doc/invoke.texi: Markup gcc as @command. Refer to
7877 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7878 of http://gcc.gnu.org/thanks.html.
7880 2002-01-08 Dale Johannesen <dalej@apple.com>
7882 * config/rs6000/rs6000.md: Add missing int register
7883 target case to movdf_low.
7885 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7887 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7888 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7889 (cppinit.o): Depend on except.h.
7890 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7891 s-specs): New rules.
7893 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7894 Don't create specs.h/options.h/gencheck.h here. Remove
7895 unnecessary variable settings from last argument of AC_OUTPUT.
7896 * config.in, configure: Regenerate.
7897 * intl.c: Hardcode package name as "gcc".
7899 * cppinit.c: Include except.h.
7900 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7902 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7903 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7904 (!)USING_SJLJ_EXCEPTIONS.
7905 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7907 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7909 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7910 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7911 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7912 documentation of obsolete macros.
7913 * system.h: Poison these macros.
7914 * config/d30v/d30v.h, config/ns32k/encore.h,
7915 config/stormy16/stormy16.h: Remove definitions and commented out
7916 definitions of obsolete macros.
7918 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7920 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7921 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7924 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7926 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7927 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7928 to insn adjusting stack/frame pointer.
7929 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7930 accept operands that cause the insn to be non-splittable.
7932 2002-01-08 Graham Stott <grahams@redhat.com>
7934 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7935 (C_TYPE_FIELDS_VOLATILE): Likewise.
7936 (C_TYPE_BEING_DEFINED): Likewise.
7937 (C_IS_RESERVED_WORD): Likewise.
7938 (C_TYPE_VARIABLE_SIZE): Likewise.
7939 (C_DECL_VARIABLE_SIZE): Likewise.
7940 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7941 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7942 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7944 (C_DECL_ANTICIPATED): Likewise.
7945 (c_build_type_variant): Add parenthesis.
7947 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7949 * gcc.c (option_map): Remove --version.
7950 (process_command): Handle -fversion following the GNU Coding
7951 Standards. Partially addresses PR other/704.
7953 2002-01-08 Graham Stott <grahams@redhat.com>
7955 * combine.c (combine_instructions): Fix typo.
7957 2002-01-08 Graham Stott <grahams@redhat.com>
7959 * debug.h: Use "tree" and "rtx" throughout.
7961 * debug.c: Likewise.
7963 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7965 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7966 constant pool, use the pool's version of the symbol instead.
7968 2002-01-07 Richard Henderson <rth@redhat.com>
7970 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7971 the original register was copied in a mode with a fewer number of
7972 hard registers than the desired mode.
7973 (copyprop_hardreg_forward_1): Likewise.
7974 (debug_value_data): Fix loop test.
7975 * toplev.c (parse_options_and_default_flags): Reenable
7976 -fcprop-registers at -O1.
7978 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7980 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7981 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7983 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7986 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7988 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7990 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7991 (pa_output_function_prologue): Output local label at the beginning of
7992 the prologue when profiling.
7993 (hppa_profile_hook): Use the local label rather than the function label.
7994 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7996 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7998 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7999 (altivec_expand_unop_builtin): Fix thinko.
8000 (altivec_expand_binop_builtin): Same.
8001 (altivec_expand_ternop_builtin): Same.
8002 (altivec_expand_builtin): Same.
8004 2002-01-07 Richard Henderson <rth@redhat.com>
8006 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
8008 2002-01-07 Jason Merrill <jason@redhat.com>
8010 * unwind-dw2.c (execute_cfa_program): Use < again.
8012 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8014 * predict.c (combine_predictions_for_insn): Avoid division by zero.
8016 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8018 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
8019 Don't allow -1 - x -> ~x simplifications in the first pass.
8021 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8023 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
8025 (altivec_expand_binop_builtin): Same.
8026 (altivec_expand_unop_builtin): Same.
8027 (print_operand): Fix typo.
8028 (bdesc_1arg): Add vupk* variants.
8030 * rs6000.h (rs6000_builtins): Add vupk* enums.
8032 * rs6000.md: Add altivec_vupk* variants.
8034 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
8036 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
8037 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
8038 and last update dates.
8040 2002-01-07 Janis Johnson <janis187@us.ibm.com>
8042 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
8044 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
8046 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
8047 * config/avr/avr.h (CPP_SPEC): Likewise.
8048 (LINK_SPEC): Likewise.
8049 (CRT_BINUTILS_SPECS): Likewise.
8050 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8051 * doc/invoke.texi (AVR Options): Document them.
8053 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
8055 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
8058 2002-01-07 Graham Stott <grahams@redhat.com>
8060 * config/i386/i386.h: Update copyright date.
8061 (HALF_PIC_PTR): Add parenthesis.
8062 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
8063 (CONSTANT_ALIGNMENT): Add parenthesis.
8064 (DATA_ALIGNMENT): Likewise.
8065 (LOCAL_ALIGNMENT): Likewise.
8066 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
8067 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
8068 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
8069 (HARD_REGNO_NREGS): Add paranethesis.
8070 (VALID_SSE_REG_MODE): Whitespace.
8071 (VALID_MMX_REG_MODE): Whitespace.
8072 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
8073 (ix86_hard_regno_mode_ok): Add parenthesis.
8074 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
8075 (RETURN_IN_MEMORY): Whitespace.
8076 (N_REG_CLASSES): Add parenthesis.
8077 (INTEGER_CLASS_P): Add parenthesis and wrap.
8078 (FLOAT_CLASS_P): Likewise.
8079 (SSE_CLASS_P): Likewise.
8080 (MMX_CLASS_P): Likewise.
8081 (MAYBE_INTEGER_CLASS_P): Likewise.
8082 (MAYBE_FLOAT_CLASS_P): Likewise.
8083 (MAYBE_SSE_CLASS_P): Likewise.
8084 (MAYBE_MMX_CLASS_P): Likewise.
8085 (Q_CLASS_P): Likewise.
8086 (GENERAL_REGNO_P): Uppercase macro parameter.
8087 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
8088 (FP_REGNO_P): Likewise.
8089 (ANY_FP_REGNO_P): Uppercase macro parameter.
8090 (SSE_REGNO_P): Likewise.
8091 (SSE_REGNO): Likewise.
8092 (SSE_REG_P): Likewise.
8093 (SSE_FLOAT_MODE_P): Likewise.
8094 (MMX_REGNO_P): Likewise.
8095 (MMX_REG_P):Likewise.
8096 (STACK_REG_P): Likewise.
8097 (NON_STACK_REG_P): Likewise.
8098 (STACK_TOP_P): Likewise.
8099 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
8100 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
8101 (SECONDARY_MEMORY_NEEDED): Likewise.
8102 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
8103 (MD_ASM_CLOBBERS): Whitespace and wrap.
8104 (MUST_PASS_IN_STACK): Whitespace and wrap.
8105 (RETURN_POPS_ARGS): Add parenthesis.
8106 (INIT_CUMULATIVE_ARGS): Likewise.
8107 (FUNCTION_ARG): Likewise.
8108 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
8109 (SETUP_INCOMING_VARARGS): Likewise.
8110 (BUILD_VA_LIST_TYPE): Add parenthesis.
8111 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
8113 (EXPAND_BUILTIN_VA_ARG): Likewise.
8114 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
8115 (INITIALIZE_TRAMPOLINE): Add parenthesis.
8116 (INITIAL_ELIMINATION_OFFSET): Likewise.
8117 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
8118 (REGNO_OK_FOR_BASE_P): Likewise.
8119 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
8120 (REGNO_OK_FOR_DIREG_P): Likewise.
8121 (REG_OK_FOR_INDEX_P): Whitespace.
8122 (REG_OK_FOR_BASE_P): Whitespace.
8123 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
8125 (FIND_BASE_TERM): Fix typo.
8126 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
8127 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
8128 (SYMBOLIC_CONST; Whitespace.
8129 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
8130 (ENCODE_SECTION_INFO): Whitespace.
8131 (FINALIZE_PIC): Remove do { ... } while (0).
8132 (PROMOTE_MODE): Wrap in do { ... } while (0).
8133 (CONST_COSTS): Whitespace.
8134 (RTX_COSTS): Add paramethesis, whitespace and wrap.
8135 (REGISTER_MOVE_COST): Add parenthesis.
8136 (MEMORY_MOVE_COST): Likewise.
8137 (EXTRA_CC_MODES): Whitespace.
8138 (SELECT_CC_MODE): Add parenthesis and whitespace.
8139 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
8140 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
8141 (ASM_OUTPUT_LABEL): Add paramethesis.
8142 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
8143 (ASM_OUTPUT_REG_POP): Likewise.
8144 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
8145 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8147 * config/i386/i386.c: Update copyright.
8148 (CHECK_STACK_LIMIT): Add parenthesis.
8149 (AT_BP): Uppercase macro parameter.
8150 (x86_64_int_parameter_registers): Constify.
8151 (x86_64_int_return_registers): Likewise.
8152 (ix86_compare_op0): Use rtx.
8153 (construct_container): Constify INTREG parameter.
8154 (function_arg): Use rtx.
8156 * diagnostic.h: Update copyright date.
8157 (output_buffer_state): Add parenthesis.
8158 (output_buffer_format_args): Likewise.
8160 * combine.c (combine_instructions): Replace XEXP (links, 0)
8163 2002-01-06 H.J. Lu <hjl@gnu.org>
8165 * cfgcleanup.c (thread_jump): Fix 2 typos.
8167 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
8169 * config.gcc: Add support for --enable-altivec.
8171 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8173 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
8175 2002-01-06 Jakub Jelinek <jakub@redhat.com>
8177 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
8178 __objc_class_name_*.
8180 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8182 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
8184 2002-01-06 Richard Henderson <rth@redhat.com>
8186 * reorg.c (emit_delay_sequence): Remove death notes, not merely
8187 nop them out. Increment label reference count for REG_LABEL.
8188 (fill_slots_from_thread): Frob label reference count around
8189 delete_related_insns.
8191 2002-01-05 Richard Henderson <rth@redhat.com>
8193 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
8196 2002-01-05 Richard Henderson <rth@redhat.com>
8198 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
8199 * integrate.c (output_inline_function): Likewise.
8200 * toplev.c (rest_of_compilation): Do it here instead. Move call
8201 to remove_unnecessary_notes after emitting abstract instance.
8202 Force an emitted nested function to have its parent emited as well.
8203 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
8205 (rtl_for_decl_location): Do not look at reload data structures
8206 before reload has run.
8208 2002-01-05 Kazu Hirata <kazu@hxi.com>
8210 * cse.c: Fix formatting.
8211 * dwarf2asm.c: Likewise.
8212 * dwarf2out.c: Likewise.
8213 * explow.c: Likewise.
8214 * expmed.c: Likewise.
8215 * function.c: Likewise.
8217 * gencheck.c: Likewise.
8218 * genrecog.c: Likewise.
8219 * ggc-common.c: Likewise.
8220 * ggc-page.c: Likewise.
8221 * global.c: Likewise.
8223 2002-01-05 Kazu Hirata <kazu@hxi.com>
8225 * combine.c: Fix formatting.
8227 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
8230 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
8232 2002-01-05 David Edelsohn <edelsohn@gnu.org>
8234 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
8235 as 1 for __powerpc64__ as well.
8237 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
8239 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
8242 2002-01-05 Daniel Berlin <dan@dberlin.org>
8244 * lcm.c: Revert change, due to performance regression it causes on
8245 SPEC because it's slightly more conservative (sigh, I hate
8248 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
8250 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
8252 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8254 * doc/cppinternals.texi: Update.
8256 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
8258 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
8259 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
8261 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
8262 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
8263 kludge for pre-october-14th mmix versions to handle new-found bug
8264 with PUSHJ/PUSHGO and the register stack.
8265 * config/mmix/mmix.h (struct machine_function): Rename member
8266 has_call_value_without_parameters to has_call_without_parameters.
8267 All referers changed.
8268 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
8269 TARGET_MASK_BRANCH_PREDICT): New macros.
8270 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
8271 -mno-reg-stack-fill-bug-workaround.
8272 * config/mmix/mmix.md ("call"): Set struct machine member
8273 has_call_without_parameters.
8275 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
8277 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
8279 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
8281 * cfgcleanup.c: Include tm_p.h
8282 (mark_effect): Fix handling of hard register; fix handling of SET
8284 2002-01-04 Kazu Hirata <kazu@hxi.com>
8286 * config/h8300/h8300.md (anonymous patterns): Check that
8287 operands are registers before using REGNO on them.
8289 2002-01-03 Roland McGrath <roland@frob.com>
8291 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
8293 2002-01-04 Jakub Jelinek <jakub@redhat.com>
8295 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
8296 * c-common.h (genrtl_expr_stmt_value): Likewise.
8297 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
8298 (expand_expr_stmt_value): Add maybe_last argument.
8299 Don't warn about statement with no effect if it is the last statement
8300 in expression statement.
8301 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
8302 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
8303 expand_expr_stmt_value.
8304 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
8305 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
8306 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
8307 as maybe_last to expand_expr_stmt_value.
8309 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
8311 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
8312 be passed in, do not build it.
8313 (c_begin_if_stmt): New function.
8314 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8315 * c-common.h (c_expand_start_cond): Update prototype.
8316 (c_begin_if_stmt): Prototype new function.
8317 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8318 * c-parse.in (if_prefix): Use c_begin_if_stmt,
8319 c_begin_while_stmt and c_finish_while_stmt_cond.
8321 2002-01-04 William Cohen <wcohen@redhat.com>
8323 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
8324 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8325 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8326 * config/pa/som.h (ASM_FILE_START): Likewise.
8328 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
8330 * lcm.c: Include df.h.
8331 Add available_transfer_function prototype.
8332 (compute_available): Rework to use iterative dataflow framework.
8333 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
8334 with bb_info in df.h
8335 (available_transfer_function): New function.
8337 * Makefile.in (lcm.o): add df.h to dependencies.
8339 2002-01-04 Richard Henderson <rth@redhat.com>
8341 * config/alpha/alpha.c (some_operand): Accept HIGH.
8342 (input_operand): Likewise; accept simple references to globals.
8343 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
8344 (alpha_const_double_ok_for_letter_p): Likewise.
8345 (alpha_extra_constraint): Likewise.
8346 (alpha_preferred_reload_class): Likewise. Do not force
8347 symbolic constants to memory.
8348 (alpha_legitimate_address_p): Accept simple references
8349 to small_symbolic_operand.
8350 (alpha_legitimize_address): New arg scratch. Be prepared to be
8351 called when no_new_pseudos. Emit simple symbolic references.
8352 Split integers into low, high, and rest.
8353 (alpha_expand_mov): Use alpha_legitimize_address.
8354 (some_small_symbolic_mem_operand): New.
8355 (split_small_symbolic_mem_operand): New.
8356 * config/alpha/alpha-protos.h: Update.
8357 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
8358 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8359 (EXTRA_CONSTRAINT): Likewise.
8360 (PREFERRED_RELOAD_CLASS): Likewise.
8361 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
8362 (PREDICATE_CODES): Update.
8363 * config/alpha/alpha.md: New post-reload splitters to convert
8364 simplfied symbolic operands to the form that references $29.
8365 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
8366 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
8368 2002-01-03 Richard Henderson <rth@redhat.com>
8370 * local-alloc.c (function_invariant_p): Update commentary.
8372 2002-01-04 H.J. Lu <hjl@gnu.org>
8374 * toplev.c (rest_of_compilation): Fix a typo when calling
8377 2002-01-03 Kazu Hirata <kazu@hxi.com>
8379 * c-common.c: Fix formatting.
8380 * diagnostic.c: Likewise.
8381 * doloop.c: Likewise.
8382 * dwarf2out.c: Likewise.
8384 2002-01-03 Kazu Hirata <kazu@hxi.com>
8386 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
8387 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
8389 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8391 * cpperror.c: Update comments and copyright.
8392 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
8393 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
8395 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8397 * collect2.c (main): Use strcmp when testing for "-shared".
8399 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8401 * cppmacro.c: Don't include intl.h. Update comments.
8402 (new_number_token): Allocate enough buffer for 64-bit unsigned
8403 integers; update prototype.
8404 * cppmain.c: Update comments.
8406 2002-01-03 William Cohen <wcohen@redhat.com>
8408 * function.h (struct function): Add profile.
8409 (current_function_profile): New.
8410 doc/extend.texi: Update documentation.
8411 * final.c (final_start_function): Use current_function_profile
8412 instead of profile_flag.
8413 (profile_after_prologue): Likewise.
8414 * function.c (expand_function_start): Likewise.
8415 (expand_function_start): Likewise.
8416 * config/alpha/alpha.c (direct_call_operand):
8417 (alpha_does_function_need_gp): Likewise.
8418 (alpha_expand_prologue): Likewise.
8419 * config/arm/arm.c (arm_expand_prologue): Likewise.
8420 thumb_expand_prologue: Likewise.
8421 * config/d30v/d30v.c (d30v_stack_info): Likewise.
8422 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
8423 (fr30_expand_prologue): Likewise.
8424 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8425 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
8426 * config/i386/i386.h (FINALIZE_PIC): Likewise.
8427 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8428 * config/i960/i960.c (i960_output_function_prologue): Likewise.
8429 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
8430 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
8431 (m32r_expand_prologue): Likewise.
8432 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
8433 (m88k_expand_prologue): Likewise.
8434 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
8435 * config/mips/mips.c (compute_frame_size): Likewise.
8436 (mips_expand_prologue): Likewise.
8437 (mips_can_use_return_insn): Likewise.
8438 * config/pa/elf.h (ASM_FILE_START): Likewise.
8439 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8440 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8441 * config/pa/som.h (ASM_FILE_START): Likewise.
8442 * config/romp/romp.c (romp_using_r14): Likewise.
8443 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
8444 (rs6000_stack_info): Likewise.
8445 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8446 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
8447 * config/v850/v850.c (compute_register_save_size): Likewise.
8449 2002-01-03 Jakub Jelinek <jakub@redhat.com>
8451 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
8452 gen_lowpart_common fails, use gen_lowpart_SUBREG.
8454 2002-01-03 Turly O'Connor <turly@apple.com>
8456 * darwin.c (machopic_output_possible_stub_label): Don't generate
8457 stub routines for pseudo-stubs which we've just defined.
8459 2002-01-03 Kazu Hirata <kazu@hxi.com>
8461 * builtins.c: Fix formatting.
8462 * c-typeck.c: Likewise.
8463 * combine.c: Likewise.
8467 2002-01-03 Andreas Schwab <schwab@suse.de>
8469 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
8470 and return true if _cpp_push_next_buffer pushed a new include
8472 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
8473 _cpp_pop_file_buffer did not push a new file.
8474 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
8476 2002-01-02 Eric Christopher <echristo@redhat.com>
8478 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
8479 FIND_REG_INC_NOTE call. Update copyright.
8480 * loop.c (canonicalize_condition): Ditto.
8481 * reorg.c (delete_scheduled_jump): Ditto.
8483 2002-01-03 Kazu Hirata <kazu@hxi.com>
8485 * gcse.c: Fix formatting.
8487 2002-01-03 Graham Stott <grahams@redhat.com>
8489 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
8490 forward defs for struct tags rtx_def, union_tree, rtvec_def
8491 also output corresponding typedefs for rtx, tree, and rtvec.
8493 * system.h: Move forward defs for struct tags rtx_def, union_tree,
8494 rtvec_def along with corresponding typedefs for rtx, tree, and
8495 rtvec to config.h, hconfig.h, tconfig.h.
8497 2002-01-03 Graham Stott <grahams@redhat.com>
8499 * tree.h: Update copyright date.
8500 (IS_EXPR_CODE_CLASS): Add parenthesis.
8501 (TREE_SET_CODE): Add whitespace.
8502 (TREE_CHECK): Add parenthesis.
8503 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
8504 (CST_OR_CONSTRUCTOR_CHECK):
8505 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
8506 (TREE_SYMBOL_REFERENCED): Whitespace.
8507 (INT_CST_LT): Likewise.
8508 (INT_CST_LT_UNSIGNED): Likewise.
8509 (tree_real_cst): Unwrap comment.
8510 (tree_string): Likewise.
8511 (tree_complex): Likewise.
8512 (IDENTIFIER_POINTER): correct cast.
8513 (SAVE_EXPR_CONTEXT): Whitespace.
8514 (EXPR_WFL_FILENAME_NODE): Likewise.
8515 (EXPR_WFL_FILENAME): Remove parenthesis.
8516 (DECL_ORIGIN): Add parenthesis.
8517 (DECL_FROM_INLINE): Use NULL_TREE.
8518 (build_int_2): Whitespace.
8519 (build_type_variant): Add parenthesis.
8521 * gcc/jcf-parse.c: Update copyright date.
8522 (yyparse): Constify resource_filename.
8524 2002-01-03 Graham Stott <grahams@redhat.com>
8526 * rtl.h: Update copyright date.
8527 (RTL_CHECK1): Wrap long line.
8528 (RTL_CHECK2): Likewise.
8529 (RTL_CHECKC1): Wrap long line and whitespace.
8530 (RTL_CHECKC2): Likewise.
8531 (XWINT): Whitespace.
8537 (XBITMAP): Likewise.
8548 (X0BITMAP): Likewise.
8550 (X0BBDEF): Likewise.
8551 (X0ADVFLAGS): Likewise.
8552 (X0CSELIB): Likewise.
8553 (X0MEMATTR): Likewise.
8561 (XCBITMAP): Likewise.
8563 (XCBBDEF): Likewise.
8564 (XCADVFLAGS): Likewise.
8565 (XCCSELIB): Likewise.
8567 (INSN_UID): Likewise.
8568 (PREV_INSN): Likewise.
8569 (PATTERN): Likewise.
8570 (INSN_CODE): Likewise.
8571 (PUT_REG_NOTE_KIND): Likewise.
8572 (CODE_LABEL_NUMBER): Likewise.
8573 (NOTE_SOURCE_FILE): Likewise.
8574 (NOTE_BLOCK): Likewise.
8575 (NOTE_EH_HANDLER): Likewise.
8576 (NOTE_RANGE_INFO): Likewise.
8577 (NOTE_LIVE_INFO): Likewise.
8578 (NOTE_BASIC_BLOCK): Likewise.
8579 (NOTE_EXPECTED_VALUE): Likewise.
8580 (NOTE_LINE_NUMBER): Likewise.
8581 (LABEL_NAME): Likewise.
8582 (LABEL_NUSES): Likewise.
8583 (LABEL_ALTERNATE_NAME): Likewise.
8584 (ADDRESSOF_DECL): Likewise.
8585 (JUMP_LABEL): Likewise.
8586 (LABEL_NEXTREF): Likewise.
8588 (ORIGINAL_REGNO: Likewise.
8589 (HARD_REGISTER_NUM_P): Add parenthesis.
8590 (SUBREG_REG): Whitespace.
8591 (SUBREG_BYTE): Likewise.
8592 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
8593 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
8594 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
8595 (ASM_OPERANDS_INPUT_VEC): Likewise.
8596 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
8597 (ASM_OPERANDS_INPUT): Likewise.
8598 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
8599 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
8600 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
8601 (ASM_OPERANDS_INPUT_MODE): Likewise.
8602 (ASM_OPERANDS_SOURCE_FILE): Likewise.
8603 (ASM_OPERANDS_SOURCE_LINE): Likewise.
8604 (MEM_SET_IN_STRUCT_P): Minor reformat.
8605 (TRAP_CONDITION): Whitespace.
8606 (TRAP_CODE): Likewise.
8607 (COND_EXEC_TEST): Likewise.
8608 (COND_EXEC_CODE): Likewise.
8609 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
8610 (PHI_NODE_P): Add parenthesis.
8611 (plus_constant): Whitespace and add parenthesis.
8613 2002-01-03 Kazu Hirata <kazu@hxi.com>
8615 * config/avr/avr.c: Fix comment typos.
8616 * config/c4x/c4x.md: Likewise.
8617 * config/dsp16xx/dsp16xx.h: Likewise.
8618 * config/dsp16xx/dsp16xx.md: Likewise.
8619 * config/i386/i386.md: Likewise.
8620 * config/ia64/ia64.c: Likewise.
8621 * config/m32r/m32r.h: Likewise.
8622 * config/m68hc11/m68hc11.md: Likewise.
8623 * config/mmix/mmix.c: Likewise.
8624 * config/mn10200/mn10200.c: Likewise.
8625 * config/romp/romp.c: Likewise.
8626 * config/sh/sh.c: Likewise.
8627 * config/stormy16/stormy16.c: Likewise.
8628 * config/stormy16/stormy16.h: Likewise.
8629 * config/stormy16/stormy16.md: Likewise.
8631 2002-01-03 Graham Stott <grahams@redhat.com>
8633 * loop.h: Update copyright date.
8634 (LOOP_MOVABLES): Fix typo.
8635 (LOOP_REGS): Likewise.
8636 (LOOP_IVS): Likewise.
8638 2002-01-03 Graham Stott <grahams@redhat.com>
8640 * cppinit.c: Update copyright date.
8641 Don't include output.h
8642 * Makefile.in: Update copyright date.
8645 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
8648 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
8649 (-pthread) Add to RS/6000 options.
8651 2002-01-02 Kazu Hirata <kazu@hxi.com>
8653 * except.c: Fix comment typos.
8655 * varasm.c: Likewise.
8656 * doc/tm.texi: Fix a typo.
8658 2002-01-02 Jakub Jelinek <jakub@redhat.com>
8660 * c-typeck.c (output_init_element): Allow initializing static storage
8661 duration objects with compound literals.
8663 2002-01-02 Richard Henderson <rth@redhat.com>
8665 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
8668 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8670 * gcc.c (default_compilers): Const-ify.
8671 * mips-tdump.c (stab_names): Likewise.
8672 * mips-tfile.c (map_coff_types, map_coff_storage,
8673 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
8674 pseudo_ops_t, pseudo_ops): Likewise.
8675 * protoize.c (default_include): Likewise
8677 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
8678 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
8679 Add array size in declaration.
8680 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
8681 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
8682 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
8683 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
8684 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
8685 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
8686 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
8687 emtens, make_nan): Const-ify.
8688 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
8689 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
8691 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
8693 * config.gcc (ia64-*-*): Set extra_headers.
8694 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
8695 * config/alpha/t-osf: Remove.
8696 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
8698 2002-01-02 David Edelsohn <edelsohn@gnu.org>
8700 * config/rs6000/t-aix43: Revert previous change.
8702 2002-01-02 Jason Merrill <jason@redhat.com>
8704 * c-decl.c (c_expand_body): Call outlining_inline_function when
8705 emitting an inline function out of line.
8707 2002-01-02 Richard Henderson <rth@redhat.com>
8709 * dwarf2out.c (limbo_die_node): Add created_for member.
8710 (new_die): New argument created_for. Update all callers.
8711 (mark_limbo_die_list): New.
8712 (dwarf2out_init): Register limbo_die_list as a root.
8713 (dwarf2out_finish): Force insert limbo dies into their function
8716 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
8719 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
8721 2002-01-02 Kazu Hirata <kazu@hxi.com>
8723 * config/h8300/fixunssfsi.c: Update copyright.
8726 * config/h8300/h8300.c: Update copyright.
8729 2002-01-02 Kazu Hirata <kazu@hxi.com>
8731 * config/romp/romp.c: Fix comment formatting.
8732 * config/romp/romp.h: Likewise.
8733 * config/romp/romp.md: Likewise.
8734 * config/s390/s390.c: Likewise.
8735 * config/stormy16/stormy16.c: Likewise.
8736 * config/stormy16/stormy16.h: Likewise.
8738 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
8740 * c-common.h (genrtl_expr_stmt_value): Declare.
8741 * c-semantics.c (genrtl_goto_stmt): Redirect to...
8742 (genrtl_goto_stmt_value): ... this new function. Pass new
8743 argument down to expand_expr_stmt_value, taking
8744 TREE_ADDRESSABLE into account.
8745 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
8746 STMT_EXPR as addressable, i.e., one whose result we want.
8747 * expr.c (expand_expr): Don't save expression statement value
8748 of labeled_blocks or loop_exprs.
8749 * stmt.c (expand_expr_stmt): Redirect to...
8750 (expand_expr_stmt_value): ... this new function. Use new
8751 argument to tell whether to save expression value.
8752 (expand_end_stmt_expr): Reset last_expr_type and
8753 last_expr_value if we don't have either.
8754 * tree-inline.c (declare_return_variable): Mark its use
8755 statement as addressable.
8756 * tree.h: Document new use of TREE_ADDRESSABLE.
8757 (expand_expr_stmt_value): Declare.
8759 2002-01-01 Tom Rix <trix@redhat.com>
8761 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8762 rs6000_emit_allocate_stack.
8764 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8766 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8767 ${srcdir}/ginclude/ to every entry in extra_headers.
8768 * configure: Regenerate.
8769 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8770 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8771 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8772 * ginclude/proto.h: Rename to config/convex/proto.h.
8774 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8776 * attribs.c (handle_vector_size_attribute): Use host_integerp
8777 and tree_int_cst; remove warnings.
8778 * caller-save.c (insert_restore): Add cast to get rid of warning.
8779 (insert_save): Likewise.
8780 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8781 * regmove.c (find_matches): Add temporary var to kill a warning.
8783 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8785 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8786 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8787 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8788 (vms-dwarf2eh.o): Add Makefile rule.
8789 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8790 * config/alpha/vms-dwarf2eh.asm: New file.
8792 * gcc.c (delete_if_ordinary): Delete all versions.
8794 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8796 * config/mmix/mmix.md: Update FIXME to not mention
8798 (MMIX_rJ_REGNUM): New define_constants constant.
8799 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8800 "*movdicc_real"): Adjust contraints formatting.
8801 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8802 for branch prediction.
8803 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8805 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8806 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8807 number. Delete related FIXMEs.
8808 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8809 from number to MMIX_rJ_REGNUM.
8810 (TARGET_MASK_BRANCH_PREDICT): New.
8811 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8812 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8813 value. Add -mbranch-predict and -mno-branch-predict.
8814 (TARGET_VERSION): Drop date.
8815 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8816 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8817 for finding out global symbols.
8818 (mmix_asm_output_labelref): Revert condition for global symbol.
8819 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8820 (mmix_print_operand_punct_valid_p): A '+' is valid.
8822 See ChangeLog.6 for earlier changes.