| blob | 80df83c3e2239e2edd1ba5b52f0275df40893532 |
1 2002-03-27 Richard Henderson <rth@redhat.com>
3 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
5 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
7 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
9 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
10 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
11 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
12 Remove unnecessary masks.
13 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
14 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
15 -mwindows, -mdll switches and their negations.
17 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
19 * gcc-common.c (lang_mark_false_label_stack): Remove.
20 * ggc.h (lang_mark_false_label_stack): Similarly.
22 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
24 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
26 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
27 or __rtems_ is defined.
29 2002-03-26 Richard Henderson <rth@redhat.com>
31 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
32 if a non-trivial load was emitted.
33 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
34 in high+extra+low case.
36 2002-03-26 Richard Henderson <rth@redhat.com>
38 * config.gcc (sparc*-solaris): Use float_format=sparc.
40 2002-03-26 Richard Henderson <rth@redhat.com>
42 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
43 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
44 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
45 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
46 (WINT_TYPE_SIZE): Fix at 32.
48 2002-03-26 Richard Henderson <rth@redhat.com>
50 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
51 until after eh landing pad generation.
52 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
53 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
55 2002-03-26 Richard Henderson <rth@redhat.com>
57 * expr.h (ADD_PARM_SIZE): One more convert for INC.
59 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
61 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
62 and warning switches.
63 (cc1_options): Likewise.
65 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
67 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
68 Restore more of the signal context. Set no_reg_stack_frame.
69 * config/ia64/unwind-ia64.c (unw_state_record):
70 Add no_reg_stack_frame, comments.
71 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
72 (uw_update_context): Adjust bsp when unwinding from leaf,
73 but not signal frame.
75 2002-03-26 David Edelsohn <edelsohn@gnu.org>
77 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
79 2002-03-26 Bob Wilson <bob.wilson@acm.org>
81 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
83 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
85 PR target/5621
86 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
87 "Add a pool_range attribute", which was lost during the ARM/Thumb
88 merge.
90 2002-03-26 Bob Wilson <bob.wilson@acm.org>
92 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
93 a register into the MAC16 accumulator.
95 2002-03-26 Andrew Cagney <ac131313@redhat.com>
97 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
98 (Warning Options): Document -Wswitch-enum.
99 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
100 -Wswitch.
101 (warn_switch_enum): Define variables.
102 * flags.h (warn_switch_enum): Declare variables.
103 * stmt.c (expand_end_case_type): When warn_switch_enum /
104 -Wswitch-enum, perform switch checks.
105 Fix PR c/5044.
107 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
109 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
110 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
111 (reload_muladdsi_compare0_scratch): Delete.
113 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
115 * doc/install.texi (*-*-freebsd*): Update.
117 2002-03-26 Richard Henderson <rth@redhat.com>
119 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
120 (SUB_PARM_SIZE): Cast DEC to ssizetype.
122 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
123 types from the normal argument frame.
125 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
126 variable sized objects by reference.
127 (sparc_va_arg): Receive them by reference too.
129 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
131 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
132 code to not restoring global registers.
134 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
136 * Makefile.in (ggc-common.o): Update.
137 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
138 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
139 * c-tree.h (c_mark_tree): New.
140 * ggc-common.c: Include langhooks.h.
141 (gcc_mark_trees): Use new langhook.
142 * ggc-callbacks.c: Delete file.
143 * ggc.h (lang_mark_tree): Remove.
144 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
145 (LANG_HOOKS_INITIALIZER): Update.
146 * langhooks.h (struct lang_hooks): New hook.
147 objc:
148 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
150 2002-03-25 Zack Weinberg <zack@codesourcery.com>
152 * doc/cpp.texi: Exclude entire Top node from printed manual.
153 Move option index after directive index. Insert page breaks
154 before GFDL and concept index. Index environment variables
155 with command line options.
156 * doc/cppenv.texi: Use @vtable for environment variable list.
157 Add paragraph explaining semantics of empty elements in path
158 variables. Exclude a cross-reference to Fishkill from the
159 manpage. Remove an unnecessary cross-reference of the entry
160 right above the referer. Don't use @anchor in text that goes
161 into manpage.
162 * doc/cppopts.texi: Cross-reference the environment variables
163 section, not the specific environment variable, for consistency.
165 2002-03-25 Richard Henderson <rth@redhat.com>
167 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
168 anywhere in the block. Don't refer to insns that have been
169 removed from the chain. Iterate backward through the new insns.
170 Don't refer to edges that have been removed.
172 2002-03-26 Alan Modra <amodra@bigpond.net.au>
174 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
175 test for overflow of constant.
177 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
179 PR target/2623
180 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
181 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
182 these patterns on arm_archv4.
184 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
186 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
187 int".
189 2002-03-25 Zack Weinberg <zack@codesourcery.com>
191 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
192 float_handled, float_handler, float_signal, set_float_handler,
193 and do_float_handler. Set handler for SIGFPE to crash_signal.
194 * toplev.h: Don't prototype do_float_handler.
196 * c-lex.c: Fold parse_float into lex_number. Make warning
197 about portability of hex float constants more informative, and
198 don't issue it on top of a syntax error.
199 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
200 their callers.
201 * real.h: Define REAL_VALUE_ABS here...
202 * simplify-rtx.c: ... not here. Fold check_fold_consts,
203 simplify_unary_real, simplify_binary_real, and
204 simplify_binary_is2orm1 into their callers.
205 * tree.c: Fold build_real_from_int_cst_1 into caller.
207 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
209 * tsystem.h: Include float.h here...
210 * libgcc2.c: ... not here.
212 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
214 Fixes for: PR bootstrap/3591, target/5676
215 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
216 defined. Do not disable exceptions or rtti.
217 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
218 mcore.h. Disable exceptions and rtti, since they are not
219 supported by EPOC.
221 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
223 * c-decl.c (maybe_build_cleanup): Remove.
224 * expr.c (expand_expr): Use langhook.
225 * langhooks-def.h (lhd_return_null_tree,
226 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
227 (LANGHOOKS_INITIALIZER): Update.
228 * langhooks.c (lhd_return_null_tree): New.
229 * langhooks.h (struct lang_hooks): New hook.
230 * tree-inline.c (initialize_inlined_parameters): Use langhook.
231 * tree.h (maybe_build_cleanup): Remove.
233 2002-03-25 Jakub Jelinek <jakub@redhat.com>
235 * regrename.c (build_def_use): Move recog_memoized
236 before extract_insn.
238 2002-03-25 Jakub Jelinek <jakub@redhat.com>
240 PR target/6043
241 * expr.c (emit_group_store): Handle storing into CONCAT.
243 2002-03-25 Jakub Jelinek <jakub@redhat.com>
245 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
246 corresponding MATCH_DUP.
248 2002-03-24 Richard Henderson <rth@redhat.com>
250 * unroll.c (unroll_loop): Zero label_map.
252 * gcse.c: Include except.h.
253 * Makefile.in (gcse.o): Update.
255 2002-03-24 Richard Henderson <rth@redhat.com>
257 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
258 Do resolve_unique_section before shared data clause.
260 2002-03-24 Richard Henderson <rth@redhat.com>
262 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
264 2002-03-24 Richard Henderson <rth@redhat.com>
266 * recog.c (peephole2_optimize): Split blocks when EH insns are
267 generated in the middle of a block. Do global life update if
268 zapped EH edges.
270 2002-03-24 Richard Henderson <rth@redhat.com>
272 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
274 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
276 preprocessor/3951
277 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
278 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
279 (init_dependency_output): Don't make no_output decision here.
281 2002-03-24 Andrew Cagney <ac131313@redhat.com>
283 * stmt.c (check_for_full_enumeration_handling): Remove tests of
284 warn_switch. Update description.
285 (expand_end_case_type): Call check_for_full_enumeration_handling
286 when warn_switch.
288 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
290 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
291 (m68hc11_split_move): Call it to see if the source and destination
292 operands use the same direction auto inc/dec mode, otherwise make the
293 source an offsetable memory operand and generate an add.
295 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
297 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
298 register for operand 2.
299 ("*subsi3_zero_extendqi"): Likewise.
300 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
301 bits so that it is compatible with a pop.
302 ("*andhi3_gen"): Likewise.
303 ("xorhi3"): Likewise.
305 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
307 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
308 -pedantic here...
309 (cpp_post_options): ... not here.
311 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
312 Aldy Hernandez <aldyh@redhat.com>
314 Removal of separate preprocessor cpp0.
316 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
317 cpp0, install-common): Update.
318 * c-common.c (flag_preprocess_only): New.
319 (c_common_init): Preprocess for -E.
320 * c-common.h (flag_preprocess_only): New.
321 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
322 * c-objc-common.c (c_init_decl_processing): Exit quickly
323 for NULL return from c_common_init.
324 * cpplib.h (cpp_preprocess_file): New.
325 * cppmain.c (main, general_init, pfile, progname): Remove.
326 (do_preprocessing): Rename cpp_preprocess_file, don't call
327 cpp_finish. Don't close stdout here.
328 (setup_callbacks): Update prototype.
329 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
330 Update.
331 * tradcpp.c (main): Ignore -quiet.
332 objc:
333 * lang-specs.h (default_compilers): Preprocess with cc1obj.
335 2002-03-24 Richard Henderson <rth@redhat.com>
337 PR optimization/5742
338 * machmode.def: Add inner mode field to complex modes.
339 * config/mips/mips.c (mips_function_value): Always define. Add
340 new argument to handle libcalls.
341 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
342 (FUNCTION_VALUE): Likewise.
343 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
344 * config/mips/mips-protos.h: Update.
346 2002-03-23 Richard Henderson <rth@redhat.com>
348 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
349 * config/sparc/sparc-protos.h: Update.
350 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
352 2002-03-23 Richard Henderson <rth@redhat.com>
354 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
355 _start or _init begins the text segment.
357 2002-03-23 David Edelsohn <edelsohn@gnu.org>
359 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
360 not HOST_WIDEST_INT.
361 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
363 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
365 PR java/5489
366 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
367 operand argument to output_return_instruction.
368 * arm.c (arm_print_operand, case 'd'): If the operand is
369 const_true_rtx then just return.
370 (arm_print_operand, case 'D'): If the operand is const_true_rtx
371 then abort.
373 2002-03-23 Andrew Cagney <ac131313@redhat.com>
375 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
376 (Warning Options): Document -Wswitch-default.
377 * toplev.c (W_options): Add -Wswitch-default. Update comment on
378 -Wswitch.
379 (warn_switch_default): Define variable.
380 (warn_switch): Update comment.
381 * flags.h (warn_switch_default): Declare variable.
382 (warn_switch): Update comment.
383 * stmt.c (expand_end_case): Check for and, when
384 warn_switch_no_default, warn of a missing default case.
386 2002-03-23 Alan Modra <amodra@bigpond.net.au>
388 * real.h (N): Special case 128 bit doubles.
390 * combine.c (simplify_comparison): When widening modes, ignore
391 sign extension on CONST_INTs.
393 2002-03-22 Bob Wilson <bob.wilson@acm.org>
395 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
396 passed to adjust_address. Fix comment formatting.
399 2002-03-22 Zack Weinberg <zack@codesourcery.com>
401 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
402 Always make REAL_VALUE_TYPE a struct containing an array of
403 HOST_WIDE_INT, not a double. Tidy up the code deciding how
404 big it is. Don't declare or use union real_extract.
406 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
407 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
408 (print_operand), config/arm/arm.c (output_move_double),
409 config/arm/arm.md (consttable_4, consttable_8),
410 config/romp/romp.c (output_fpops), config/s390/s390.h
411 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
412 (xtensa_output_literal): Don't use union real_extract.
414 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
415 (sfmode_constant_to_ulong), config/ns32k/merlin.h
416 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
417 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
418 (PRINT_OPERAND): Don't use local version of union
419 real_extract.
421 * config/convex/convex.c (check_float_value), config/vax/vax.c
422 (vax_float_literal), config/m88k/m88k.md (divdf3),
423 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
424 config/pdp11/pdp11.c (output_move_quad): Don't do host
425 arithmetic on target floating point quantities.
427 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
428 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
430 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
431 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
433 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
434 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
435 INFINITY.
436 * print-rtl.c (print_rtx): Disable code which needs
437 floating-point emulator.
438 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
439 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
440 depending on HOST_FLOAT_FORMAT to be defined properly.
442 * config/1750a/1750a.c (get_double, float_label): Delete.
443 (print_operand): Delete huge commented-out chunk. Use
444 REAL_VALUE_TO_DECIMAL.
445 * config/1750a/1750a-protos.h: Delete prototypes of deleted
446 functions.
447 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
448 IEEE_FLOAT_FORMAT.
449 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
450 Use REAL_VALUE_TO_DECIMAL as ELF version does.
451 * config/m88k/m88k.c (real_power_of_2_operand,
452 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
453 real_extract out of the union; run the input through
454 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
455 from that into the union.
456 * config/pdp11/pdp11.c (output_move_double): Rearrange
457 parentheses to make automatic indenter happy.
459 * doc/tm.texi (Cross-compilation): Rename node to "Floating
460 Point" and rewrite to describe current situation. Also adjust
461 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
462 match code.
463 * doc/rtl.texi: Adjust cross reference.
465 2002-03-22 Bob Wilson <bob.wilson@acm.org>
467 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
468 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
469 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
470 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
471 prevent use of sp as a reload register.
472 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
473 non_acc_reg_operand.
474 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
475 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
476 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
477 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
479 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
481 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
482 * cpplex.c (unterminated): Delete.
483 (parse_string): No string literal may extend over multiple
484 lines. Suppress the error when preprocessing assembly.
485 * cppmain.c (scan_translation_unit): Strings are single-line.
487 * doc/cpp.texi: Update to match.
489 2002-03-22 Jakub Jelinek <jakub@redhat.com>
491 PR optimization/5854
492 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
493 Shut up warnings.
494 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
495 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
496 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
497 const0 if scratch register was not allocated.
498 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
499 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
500 with GEN_INT (...).
501 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
502 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
503 with GEN_INT (...) everywhere. Remove constraints in define_split
504 patterns.
505 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
506 require scratch register for setting 0 into regs/non-pushable memory.
508 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
510 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
511 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
513 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
515 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
516 * cppinit.c (cpp_create_reader): On by default.
517 (cpp_handle_option): Handle -W[no-]endif-labels.
518 (cpp_post_options): Also enable if -pedantic.
519 * cpplib.c (do_else): Use it.
520 (do_endif): Likewise.
521 * doc/cppopts.texi: Document new option.
522 * doc/invoke.texi: Document new option.
524 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
526 * config/i386/i386.c, config/i386/i386.md: Change all occurences
527 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
529 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
531 * flow.c (calculate_global_regs_live): Clear aux fields of
532 ENTRY and EXIT.
534 2002-03-22 Jakub Jelinek <jakub@redhat.com>
536 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
537 REG or MEM subregs, pass rtx * instead of rtx to it.
538 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
539 rtx * instead of rtx to alter_subreg.
540 * config/m32r/m32r.c (gen_split_move_double): Likewise.
541 * config/pj/pj.c (pj_output_rval): Likewise.
543 2002-03-22 Richard Henderson <rth@redhat.com>
545 PR target/3177
546 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
547 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
548 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
549 (ia64_expand_prologue): Look at int_regs, not words, for number
550 of incomming int regs.
552 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
554 * expr.c (expand_expr): A RESULT_DECL is part of a call.
556 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
558 * toplev.c (flag_loop_optimize, flag_crossjumping):
559 New static variables.
560 (rest_of_compilation): Conditionalize crossjumping and
561 loop optimizer.
562 (parse_options_and_default_flags): Default loop_optimize and
563 crossjumping.
564 (lang_independent_options): Add -fcrossjumping and -floop-optimize
565 * invoke.texi (crossjumping, loop-optimize): Document.
567 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
569 * real.c (eiisneg): Move outside #ifdef NANS.
571 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
573 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
574 frequencies match; avoid match on different loop depths.
575 (try_crossjump_to_bb): Kill tests that no longer brings time
576 savings.
577 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
578 updating code.
579 (split_edge): Likewise.
581 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
582 variable.
584 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
585 * cfgrtl.c: Include insn-config.h
586 (split_block) Dirtify block in presence of conditional execution
588 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
590 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
591 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
592 (function_arg): Constify CUMULATIVE_ARGS.
593 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
594 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
595 (UNITS_PER_DOUBLE): New macro.
596 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
597 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
598 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
599 fp_regs and stack_words.
600 (EABI_FLOAT_VARARGS_P): New macro.
601 * config/mips/mips.c (struct mips_arg_info): New.
602 (mips_arg_info): New function.
603 (function_arg_advance): Use it. Add adjustment instructions here
604 rather than in function_arg.
605 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
606 for VOIDmode at the beginning of the function.
607 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
608 (function_arg_pass_by_reference): Likewise.
609 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
610 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
611 (mips_va_start): Likewise. Use the new stack_words field of
612 CUMULATIVE_ARGS to set up overflow area. Reformat.
613 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
614 doubles and other types, aligning the overflow pointer for non-doubles
615 too. Remove some code duplication. Replace hard-coded constants.
617 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
619 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
620 (CLASS_UNITS): Undefine.
621 (CLASS_MAX_NREGS): Use FP_INC.
622 * config/mips/mips.c (compute_frame_size): Likewise.
623 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
625 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
627 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
628 prototype, and handle lexing numbers and identifiers.
629 (parse_identifier): Update to new form of parse_slow.
630 (parse_number): Fast path only, use parse_slow otherwise.
631 (_cpp_lex_direct): Update calls to parse_number.
633 2002-03-21 DJ Delorie <dj@redhat.com>
635 * bb-reorder.c (make_reorder_chain_1): Protect against
636 when redundant edges are omitted.
637 * predict.c (dump_prediction): Likewise.
639 2002-03-21 Richard Henderson <rth@redhat.com>
641 PR target/5996
642 * fixinc/inclhack.def (solaris_stdio_tag): New.
643 * fixinc/fixincl.x: Regenerate.
645 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
647 PR c/5597
648 * c-typeck.c (process_init_element): Flag non-static
649 initialization of a flexible array member as illegal.
651 2002-03-22 Alan Modra <amodra@bigpond.net.au>
653 * config/rs6000/t-linux64: New.
654 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
655 t-ppccomm. Use t-rs6000 and t-linux64.
656 (powerpc64-*-gnu* <tmake_file>): Likewise.
657 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
658 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
659 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
661 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
663 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
664 flag_really_no_inline instead of optimize == 0.
666 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
668 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
670 * flags.h (flag_really_no_inline): New.
672 * c-common.c (c_common_post_options): Initialzie
673 flag_really_no_inline.
675 * toplev.c (flag_really_no_inline): New.
677 2002-03-21 Jakub Jelinek <jakub@redhat.com>
679 * config/avr/avr.md (length): Fix length computation for
680 conditional branches.
682 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
684 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
685 sdbout.o, profile.o): Update.
686 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
687 langhook.
688 * c-common.h (gettags): Move here from tree.h.
689 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
690 insert_block, getdecls, kept_level_p, global_bindings_p): New.
691 * dbxout.c (dbxout_init): Use getdecls langhook.
692 * expr.c (expand_expr): Use insert_block langhook.
693 * fold-const.c: Include langhooks.h.
694 (fold_range_test, fold_binary_op_with_conditional_arg,
695 fold): Use global_bindings_p langhook.
696 * integrate.c (expand_inline_function): Use insert_block langhook.
697 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
698 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
699 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
700 LANG_HOOKS_GETDECLS): New.
701 (LANG_HOOKS_INITIALIZER): Update.
702 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
703 langhook.
704 * langhooks.h (struct lang_hooks_for_decls): New.
705 (struct lang_hooks): Update.
706 * profile.c: Include langhooks.h.
707 (output_func_start_profiler): Use new langhooks.
708 * sdbout.c: Include langhooks.h.
709 (sdbout_init, sdbout_finish): Use getdecls langhook.
710 * stmt.c: Include langhooks.h.
711 (expand_fixup, fixup_gotos): Use new langhooks.
712 * stor-layout.c: Include langhooks.h.
713 (variable_size): Use global_bindings_p langhook.
714 * toplev.c (compile_file): Use getdecls langhook.
715 * tree-inline.c (remap_block): Use insert_block langhook.
716 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
717 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
719 2002-03-21 Richard Henderson <rth@redhat.com>
721 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
722 constants in .data when -fpic.
724 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
726 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
727 where appropriate.
729 2002-03-21 Tom Tromey <tromey@redhat.com>
731 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
733 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
735 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
737 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
739 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
740 Richard Henderson <rth@redhat.com>
742 PR c/5354
743 * c-common.c (c_expand_expr): Preserve result of a statement
744 expression if needed.
746 2002-03-21 Jakub Jelinek <jakub@redhat.com>
748 PR bootstrap/4195
749 * genrecog.c (maybe_both_true_mode): Remove.
750 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
751 * machmode.def (Pmode): Likewise.
753 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
755 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
756 (nonlocal_mentioned_p_1): New function.
757 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
758 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
759 (mark_constant_function): Recognize pure functions.
760 * rtl.h (global_reg_mentioned_p): New prototype.
761 * rtlanal.c (global_reg_mentioned_p,
762 global_reg_mentioned_p_1): New function.
764 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
766 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
767 UNIX assert.h.
768 * fixinc/fixincl.x: Regenerate.
770 2002-03-20 Jason Merrill <jason@redhat.com>
772 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
774 2002-03-20 Michael Meissner <meissner@redhat.com>
776 * doc/invoke.texi (Optimize Options): Document that -O2 sets
777 -fstrict-aliasing.
779 2002-03-20 Bob Wilson <bob.wilson@acm.org>
781 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
782 ".literal_position" directive before the constant pool.
784 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
786 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
787 Add Craig Rodrigues.
788 Add Brad Lucier to testers.
790 2002-03-20 Jakub Jelinek <jakub@redhat.com>
792 PR target/4792
793 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
794 to if_then_else.
795 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
796 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
797 instead of insn_extract.
799 2002-03-20 Jakub Jelinek <jakub@redhat.com>
801 PR bootstrap/4192
802 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
804 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
805 stmt if some case has been output.
807 2002-03-20 Jakub Jelinek <jakub@redhat.com>
809 PR c/5972
810 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
811 movsfcc_1, movdfcc_1): Add %O2.
812 * config/i386/i386.c (print_operand): Handle %ON.
813 Print . before float condition codes in Sun as cmov syntax.
814 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
815 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
816 no longer true.
818 2002-03-20 Philip Blundell <pb@nexus.co.uk>
820 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
821 return instruction if PC was popped.
823 2002-03-20 Bob Wilson <bob.wilson@acm.org>
825 * config/xtensa/xtensa.md: Remove unused type attributes.
826 (adddi_carry, subddi_carry): Change type attribute to "multi".
828 2002-03-19 Dale Johannesen <dalej@apple.com>
830 PR optimization/5999, middle-end/5731
831 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
832 multiplications by reciprocals.
834 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
836 * Makefile.in: Update.
837 * c-common.c: Include langhooks.h.
838 (inline_forbidden_p): Use new hook.
839 * diagnostic.c: Include langhooks.h.
840 (format_with_decl, announce_function,
841 default_print_error_function): Use new hook.
842 * dwarf2out.c (dwarf2_name): Use new hook.
843 * function.c: Include langhooks.h.
844 (init_function_start): Use new hook.
845 * langhooks-def.h (lhd_decl_printable_name): New.
846 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
847 (LANGHOOKS_INITIALIZER): Update.
848 * langhooks.c (lhd_decl_printable_name): New.
849 * langhooks.h (struct lang_hooks): New hook.
850 * toplev.c (decl_name, decl_printable_name): Remove.
851 (open_dump_file): Use new hook.
852 (process_options): Remove old hook.
853 * tree.h (decl_printable_name): Remove.
854 objc:
855 * objc-act.c (objc_init): Remove old hook.
856 (objc_printable_name): Export.
857 * objc-act.h (objc_printable_name): New.
858 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
860 2002-03-19 Jim Blandy <jimb@redhat.com>
862 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
863 the start_source_file debug hook, not the current line number.
865 2002-03-19 Richard Henderson <rth@redhat.com>
867 * flow.c (EH_USES): Provide default.
868 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
869 * doc/tm.texi (EH_USES): New.
871 * config/ia64/ia64.c (ia64_eh_uses): New.
872 * config/ia64/ia64-protos.h: Update.
873 * config/ia64/ia64.h (EH_USES): New.
875 2002-03-19 Richard Henderson <rth@redhat.com>
877 * varasm.c (output_constant_def): Fix stupid typo.
879 2002-03-19 Richard Henderson <rth@redhat.com>
881 PR 5879
882 * except.c (current_function_has_exception_handlers): New.
883 * except.h: Declare it.
884 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
885 Combine tests that disable all sibcalls for the function.
887 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
889 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
890 for INTEGER_CST.
892 2002-03-19 Richard Henderson <rth@redhat.com>
894 PR 5977, 5991
895 * config/ia64/ia64.c: Revert 2002-03-01 patch.
896 * config/ia64/ia64.h (INIT_EXPANDERS): New.
898 2002-03-19 Jim Blandy <jimb@redhat.com>
900 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
901 name, even if the replacement list contains no tokens, as required
902 by Dwarf.
904 2002-03-19 Jason Merrill <jason@redhat.com>
906 * varasm.c (globalize_decl): Get the name from the RTL, not
907 DECL_ASSEMBLER_NAME.
909 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
911 2002-03-19 Bob Wilson <bob.wilson@acm.org>
913 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
914 subdi_carry): Define.
916 2002-03-19 David Edelsohn <edelsohn@gnu.org>
918 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
919 about -fpic/-fPIC if extra_warnings set.
921 2002-03-19 David Edelsohn <edelsohn@gnu.org>
923 * expr.c (expand_expr): Sign-extend CONST_INT generated from
924 TREE_STRING_POINTER.
925 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
927 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
929 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
930 in favor of SP if FRAME_POINTER_REQUIRED is false.
932 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
934 * emit-rtl.c (gen_int_mode): New function.
935 * rtl.h: Prototype for it.
936 * combine.c (make_extraction, simplify_comparison), expmed.c
937 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
938 (convert_modes, store_field), optabs.c (expand_fix),
939 simplify-rtx.c (neg_const_int, simplify_unary_real),
941 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
942 Use it instead of GEN_INT (trunc_int_for_mode (...)).
944 2002-03-19 Jakub Jelinek <jakub@redhat.com>
946 PR c/5656
947 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
948 convert_parm_for_inlining.
949 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
950 Define.
951 * langhooks-def.h: Likewise.
952 * objc/objc-lang.c: Likewise.
953 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
954 function.
955 * tree-inline.c (initialize_inlined_parameters):
956 Call convert_parm_for_inlining lang hook if needed.
957 * c-typeck.c (c_convert_parm_for_inlining): New function.
958 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
960 2002-03-18 Mark Mitchell <mark@codesourcery.com>
962 * calls.c (precompute_arguments): Do not assume that temporaries
963 can be destroyed after expanding the argument.
964 (expand_call): Likewise.
966 2002-03-15 Eric Christopher <echristo@redhat.com>
968 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
969 Fix register preference on last change.
970 * config/mips/mips.c (mips_return_in_memory): New function.
971 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
972 * config/mips/mips-protos.h: Declare.
973 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
974 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
976 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
978 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
979 a register too.
980 (anddi3, iorsi3): Likewise.
982 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
983 use %gprel for symbols that are going to be placed in linkonce
984 sections.
986 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
987 RETURN_ADDRESS_POINTER_REGNUM to $ra.
988 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
989 not needed. Disregard leaf_function_p().
990 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
991 mips16 frame pointer.
992 * config/mips/mips.md (store ra): Only to small SP offsets.
993 2001-08-22 Graham Stott <grahams@redhat.com>
994 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
995 return a REG rtx for the return address register.
997 2002-03-18 Bob Wilson <bob.wilson@acm.org>
999 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
1000 constant-pool addresses as "mode-dependent".
1001 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
1003 2002-03-18 Jakub Jelinek <jakub@redhat.com>
1005 PR target/5740
1006 * expr.c (emit_group_load): Use extract_bit_field if
1007 needed for CONCAT arguments.
1009 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
1011 PR target/4863
1012 * arm.md (tablejump): Make this a define_expand. For PIC add the
1013 offset to the base of the table.
1014 (thumb_tablejump): Matcher for Thumb tablejump insn.
1015 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
1016 as the difference of two labels.
1017 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1018 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
1019 tables in the code.
1020 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1021 * arm.c (get_jump_table_size): If the table is not in the text
1022 section, return zero.
1024 2002-03-18 Bernd Schmidt <bernds@redhat.com>
1026 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
1027 of gen_rtx_SUBREG.
1028 (arm_reload_out_hi): Use gen_lowpart instead of
1029 gen_rtx_SUBREG to access QImode components.
1030 * config/arm/arm.md: Disable zero_extend split for QImode
1031 subregs in BIG_ENDIAN mode.
1032 (storehi_bigend): Match use of least significant byte.
1033 (storeinthi): Remove extraneous SUBREG.
1034 Add missing construction of operands[2].
1035 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
1036 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
1037 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
1039 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
1041 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
1042 any_operand.
1044 2002-03-17 Richard Henderson <rth@redhat.com>
1046 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
1047 explicitly.
1049 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1051 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
1052 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
1054 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1056 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
1058 * predict.c (estimate_bb_frequencies): Delete unused variables.
1060 2002-03-17 Richard Henderson <rth@redhat.com>
1062 * config/ia64/ia64.c (ia64_attribute_table): Move before
1063 targetm definition. Make static.
1065 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
1067 * c-common.h (yyparse, c_common_parse_file): New.
1068 * c-lang.c: Include c-common.h.
1069 (LANG_HOOKS_PARSE_FILE): Redefine.
1070 * c-lex.c: Include c-common.h.
1071 (yyparse): Rename c_common_parse_file. Call yyparse.
1072 * c-parse.in (yyparse): Remove macro.
1073 * c-tree.h (yyparse_1): Remove.
1074 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
1075 (LANG_HOOKS_INITIALIZER): Update.
1076 * langhooks.h (struct lang_hoooks): New hook parse_file.
1077 * toplev.c (compile_file): Use parse_file hook.
1078 * tree.h (yyparse): Remove.
1079 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
1081 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1083 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
1084 float_truncate, not fix.
1085 ("*truncdfsf2_real"): Ditto.
1086 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
1088 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
1090 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
1092 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
1093 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
1094 where appropriate. Make the second reference to
1095 leaf_function_p a function call, as intended. Reindented.
1097 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
1098 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
1100 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
1101 add register to non-constant into sp.
1103 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
1104 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
1105 (mips16_gp_pseudo_rtx): Lose.
1106 (INIT_EXPANDERS): Deleted.
1107 * config/mips/mips.c (mips_init_machine_status): New.
1108 (mips_free_machine_status): New.
1109 (mips_mark_machine_status): New.
1110 (override_options): Set them.
1111 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
1112 (struct machine_function): ... new. Replaced all references.
1113 (mips_add_gc_roots): Don't mark them.
1114 (embedded_pic_fnaddr_reg): New, extracted from...
1115 (embedded_pic_offset): ... here.
1116 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
1117 (movsi): Likewise.
1119 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1121 * cppinit.c: Revert -MD removal.
1123 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1125 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
1126 soft registers by default for 68HC12.
1127 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
1128 when compiling with -fomit-frame-pointer.
1129 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
1130 (expand_epilogue): Likewise.
1131 (m68hc11_gen_rotate): Use exg when rotating by 8.
1133 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1135 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
1136 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
1137 (splits): Remove unused add splits.
1138 ("*addhi3_68hc12"): Tune constraints.
1139 ("addhi_sp"): Try to use X instead of Y in all cases and if the
1140 constant fits in 8-bits and D is dead use abx/aby instructions.
1141 ("*addhi3"): Remove extern declaration of ix_reg.
1142 ("*subsi3"): Optimize and provide new split.
1143 ("subhi3"): Cleanup.
1144 ("*subhi3_sp"): Avoid saving X if we know it is dead.
1145 (arith splits): For 68hc12 save the address register on the stack
1146 and do the arithmetic operation with a pop.
1148 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1150 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
1151 allocating QImode in address registers.
1152 ("*movqi_m68hc11"): Likewise.
1154 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
1156 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
1158 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1160 * cppinit.c (print_help): Display -MD and -MMD.
1161 Don't display usage string. Update assertion syntax and
1162 typo.
1163 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
1164 (cpp_handle_option): Update.
1166 2002-03-15 Chris Demetriou <cgd@broadcom.com>
1168 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
1169 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
1170 and define it so that regardless of target CPU size,
1171 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
1172 of "int" rather than "long."
1174 2002-03-15 Richard Henderson <rth@redhat.com>
1176 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
1177 size as a tree.
1179 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1181 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
1182 ("tstqi" split): Avoid using memory for tstqi on address register.
1183 (splits): Remove constraints.
1184 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
1185 ("cmpdf", "cmpsf"): Remove since not used.
1186 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
1187 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
1189 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1191 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
1192 ("neghi2"): Tighten constraints.
1193 ("one_cmplsi2"): Optimize and simplify split.
1194 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
1196 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1198 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
1199 and split of AND operation to clear the upper bits.
1200 ("*logicalsi3_zextqi"): Likewise.
1201 ("*logicallhi3_zexthi_ashift8"): Likewise.
1202 ("*logicalsi3_silshr16"): Likewise.
1203 ("logicalsi3_silshl16"): Likewise.
1204 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
1206 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1208 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
1209 (m68hc11_indirect_p): New function.
1210 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
1211 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
1212 TARGET_M6812.
1213 (asm_print_register): Likewise.
1214 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
1215 (m68hc11_indirect_p): Declare.
1216 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
1217 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
1218 (TARGET_SWITCHES): New option -mrelax.
1219 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
1220 destination.
1221 ("iorsi3", "xorsi3"): Likewise.
1222 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
1223 ("*andhi3_mem"): New to handle destination in memory with bclr
1224 and a scratch register.
1225 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
1226 ("*andhi3_const"): New when operand2 is constant.
1227 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
1228 ("*andhi3_gen"): Cleanup of the old "andhi3".
1229 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
1230 ("xorqi3"): Update constraints.
1232 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1234 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
1235 for reg_equiv_memory_loc when the operand is a register that does
1236 not get a hard register (stack location).
1237 (tst_operand): After reload, accept all memory operand.
1238 (symbolic_memory_operand): Fix detection of symbolic references.
1239 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
1240 accept symbols and any constant.
1242 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1244 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
1245 note on the insn that sets the soft frame register.
1246 (must_parenthesize): ix and iy are also reserved names.
1247 (print_operand_address): One more place where parenthesis are required
1248 to avoid confusion with register names.
1249 (m68hc11_gen_movhi): Allow push of stack pointer.
1250 (m68hc11_check_z_replacement): Fix handling of parallel with a
1251 clobber.
1252 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
1253 the replacement register is.
1254 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
1255 and D8_REGS classes.
1256 (MODES_TIEABLE_P): All modes are tieable except QImode.
1258 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1260 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
1261 (___subdi3): Likewise.
1262 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
1263 (__map_data_section): Optimize 68hc11 case.
1265 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1267 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
1268 than a shift to avoid adding a register with itself.
1269 (m68hc11_memory_move_cost): Take into account NO_REGS.
1270 (m68hc11_register_move_cost): Update and use memory move cost
1271 for soft registers.
1272 (m68hc11_address_cost): Make cost of valid offset not 0 so that
1273 it gives more opportunities to cse to optimize.
1274 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
1275 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
1277 2002-03-15 Mark Mitchell <mark@codesourcery.com>
1279 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
1280 * c-common.def (CLEANUP_STMT): New tree node.
1281 * c-common.h (CLEANUP_DECL): New macro.
1282 (CLEANUP_EXPR): Likewise.
1283 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
1284 * expr.c (expand_expr): Tidy.
1285 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
1286 * tree-inline.c (initialize_inlined_parameters): Clean up
1287 new local variables.
1289 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1291 PR bootstrap/4128
1292 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
1293 before movrXX only, use reg_overlap_mentioned_p.
1294 Only special case NE if just one insn can be generated.
1296 2002-03-15 Jason Merrill <jason@redhat.com>
1298 * varasm.c (assemble_variable): Call resolve_unique_section before
1299 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
1300 of error_mark_node.
1302 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1304 PR target/5170
1305 * arm.md (split pattern for thumb shiftable immediates): Add comment
1306 explaining non-obvious test.
1308 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1310 PR target/5712
1311 * arm.md (movaddr, movaddr_insn): Delete.
1313 2002-03-15 Jason Merrill <jason@redhat.com>
1315 * toplev.c (wrapup_global_declarations): Clarify variable handling.
1316 -fkeep-static-consts doesn't apply to comdats.
1318 2002-03-14 Richard Henderson <rth@redhat.com>
1320 * c-decl.c: Include c-pragma.h.
1321 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
1322 (finish_function): Tidy.
1323 * c-pragma.c: Include c-common.h.
1324 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
1325 (handle_pragma_weak): Use them.
1326 (init_pragma): Register pending_weaks.
1327 * c-pragma.h (maybe_apply_pragma_weak): Declare.
1328 * print-tree.c (print_node): Print DECL_WEAK.
1329 * varasm.c (mark_weak_decls): Remove.
1330 (remove_from_pending_weak_list): Remove.
1331 (add_weak): Remove.
1332 (asm_emit_uninitialised): Call globalize_decl for weak commons.
1333 (weak_decls): Make a tree_list.
1334 (declare_weak): Cons weak_decls directly.
1335 (globalize_decl): Remove weak_decls elements directly.
1336 (weak_finish): Simplify weak_decls walk. Don't weaken unused
1337 symbols. Don't pretend to handle aliases.
1338 (init_varasm_once): Update weak_decls registry.
1339 * Makefile.in: Update dependencies.
1341 2002-03-14 Richard Henderson <rth@redhat.com>
1343 PR target/5312
1344 * config/ia64/ia64.c: Include tm_p.h last.
1345 (gen_nop_type): Remove duplicate definition.
1346 (cycle_end_fill_slots): Set sched_data for second L slot.
1347 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
1348 (nop_cycles_until): Fix typos.
1350 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1352 PR optimization/5891
1353 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
1355 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
1357 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
1358 descriptors correctly.
1360 2002-03-14 Michael Meissner <meissner@redhat.com>
1362 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
1363 100, allowing MAX_UNROLLED_INSNS to be overridden.
1365 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
1366 --param.
1368 * unroll.c (params.h): Include.
1369 (MAX_UNROLLED_INSNS): Delete, now in params.h.
1371 * doc/invoke.texi (--param max-unroll-insns): Document.
1373 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
1375 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1377 * arm.md: Fix warnings about constraints in peepholes and splits.
1379 2002-03-14 Zack Weinberg <zack@codesourcery.com>
1381 * cpphash.h (struct lexer_state): Remove line_extension member.
1382 * cpplib.c (dequote_string, do_linemarker): New functions.
1383 (linemarker_dir): New data object.
1384 (DIRECTIVE_TABLE): No longer need to interpret #line in
1385 preprocessed source. Delete obsolete comment about return
1386 values of handlers.
1387 (end_directive, directive_diagnostics, _cpp_handle_directive):
1388 Don't muck with line_extension.
1389 (directive_diagnostics): No need to issue warnings for
1390 linemarkers here.
1391 (_cpp_handle_directive): Issue warnings for linemarkers here,
1392 when appropriate. Dispatch linemarkers to do_linemarker, not
1393 do_line.
1394 (do_line): Code to handle linemarkers split out to do_linemarker.
1395 Convert escape sequences in filename argument, both places.
1397 * cppmacro.c (quote_string): Rename cpp_quote_string and
1398 export. All callers changed.
1399 * cpplib.h (cpp_quote_string): Prototype.
1400 * cppmain.c (print_line): Call cpp_quote_string on to_file
1401 before printing it.
1403 * doc/cpp.texi: Document that escapes are now interpreted in
1404 #line and in linemarkers, and that non-printing characters are
1405 converted to octal escapes when linemarkers are generated.
1407 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
1409 * emit-rtl.c (try_split): Use delete_insns.
1410 * recog.c (split_all_insns): Fix terminating condition.
1412 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1413 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1415 PR target/5828
1416 * arm.c (arm_output_epilogue): Fix floating-point register save
1417 adjustment when using a frame pointer.
1419 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
1421 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
1422 * config/mips/mips.c (compute_frame_size): Retrofit them here.
1423 (save_restore_insns, mips_expand_epilogue): And here.
1424 (build_mips16_call_stub): And here.
1425 (mips_function_value): Use the new macros to decide whether a single
1426 or complex float can be returned in floating-point registers. Return
1427 a parallel rtx in the complex case.
1429 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
1431 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
1432 call after liveness analysis.
1434 * recog.c (split_insn): Use delete_insn_and_edges.
1436 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
1437 instructions to have branch prediction notes.
1438 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
1440 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
1442 * configure.in: Don't pass -Wno-long-long to a ADA compiler
1443 that doesn't support it.
1444 * configure: Regenerate.
1446 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1448 PR target/5626
1449 * config/sparc/sparc.md (normal_branch, inverted_branch,
1450 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
1451 inverted_fp_branch): Adjust calls to output_cbranch.
1452 Set length attribute.
1453 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
1454 output_v9branch. Set length attribute.
1455 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
1456 predicates.
1457 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
1458 (output_cbranch): Likewise. Handle far branches.
1459 (output_v9branch): Handle far branches.
1460 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
1461 Adjust prototypes.
1462 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
1463 noov_compare64_op predicates.
1465 2002-03-13 Jason Merrill <jason@redhat.com>
1467 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
1468 into the function and constify it.
1469 * gthr-dce.h, gthr-solaris.h: Likewise.
1471 2002-03-13 David Edelsohn <edelsohn@gnu.org>
1473 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
1474 * config/rs6000/rs6000.c (rs6000_va_arg): Use
1475 std_expand_builtin_va_arg if not ABI_V4.
1477 2002-03-13 Jason Merrill <jason@redhat.com>
1479 * varasm.c (globalize_decl): New fn.
1480 (assemble_start_function): Use it.
1481 (asm_emit_uninitialized): Use it.
1482 (assemble_alias): Use it.
1483 (assemble_variable): Use it.
1485 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
1487 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
1488 2002-03-12 internal visibility change.
1489 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
1490 visibility into SYMBOL_REF_FLAG.
1492 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
1494 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
1495 VOIDmode operand. Add compile-time optimization for constant results.
1497 2002-03-12 Jason Merrill <jason@redhat.com>
1499 * c-typeck.c (convert_for_assignment): Don't allow conversions
1500 between pointers and references. Only allow lvalues to convert to
1501 reference.
1503 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
1505 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
1506 before prologue, to avoid scheduling problems.
1508 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1510 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1511 (ELIMINABLE_REGS): Add sfp->sp.
1512 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
1514 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1516 PR optimization/5892
1517 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
1519 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1521 * loop.c (basic_induction_var): Don't call convert_modes if mode
1522 classes are different.
1524 2002-03-12 Richard Henderson <rth@redhat.com>
1526 PR optimization/5901
1527 * function.c (reposition_prologue_and_epilogue_notes): Position
1528 the markers after/before the last/first insn not deleted.
1530 2002-03-12 Richard Henderson <rth@redhat.com>
1532 PR optimization/5878
1533 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
1534 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
1535 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1537 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
1538 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
1539 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
1541 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
1542 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
1543 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
1544 also. Don't set it if not flag_pic.
1545 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
1546 to be INVALID_REGNUM when not used.
1548 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
1550 * expmed.c (store_bit_field): Reset alias set for memory.
1551 (extract_bit_field): Same.
1553 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1555 * c-common.c (c_tree_code_type, c_tree_code_length,
1556 c_tree_code_name, add_c_tree_codes): Delete.
1557 * c-common.h (add_c_tree_codes): Delete.
1558 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
1559 Define.
1560 * c-objc-common.c (c_objc_common_init): Don't call
1561 add_c_tree_codes, instead set lang_unsafe_for_reeval.
1562 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1563 objc_tree_code_name, add_objc_tree_codes): Delete.
1564 (objc_init): Don't call add_objc_tree_codes.
1565 * objc/objc-lang.c (tree_code_type, tree_code_length,
1566 tree_code_name): Define.
1567 * toplev.c (lang_independent_init): Don't set
1568 tree_code_length[IDENTIFIER_NODE].
1569 * tree.c (tree_code_type, tree_code_length, tree_code_name):
1570 Delete definitions, moved to language front-ends.
1571 * tree.def (IDENTIFIER_NODE): Hardwire the length.
1572 * tree.h (tree_code_type, tree_code_length, tree_code_name):
1573 Const-ify.
1574 (tree_code_length): Change type to unsigned char.
1576 2002-03-12 Richard Henderson <rth@redhat.com>
1578 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
1579 internal visibility change.
1581 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1583 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
1584 validize_mem() instead of change_address to avoid clobbering
1585 memory attributes.
1587 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1589 * c-lex.h (position_after_whitespace): Remove.
1591 2002-03-12 Jakub Jelinek <jakub@redhat.com>
1593 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
1594 (lex_string): Use unsigned char pointers.
1596 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1598 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
1599 is not a valid memory_operand.
1601 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1603 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
1604 * config/xtensa/lib1funcs.asm: Fix copyright to include
1605 special case for libgcc files.
1606 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
1607 (__divsi3): Likewise.
1608 (__umodsi3): Likewise.
1609 (__modsi3): Likewise.
1610 * config/xtensa/lib2funcs.S: Fix copyright to include
1611 special case for libgcc files.
1613 2002-03-12 Tom Rix <trix@redhat.com>
1615 * collect2.c (resolve_lib_name): Move outside of
1616 OBJECT_FORMAT_COFF ifdef.
1617 (ignore_library): Same.
1619 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1621 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
1623 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1625 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
1626 to function_section before writing out the constant pool.
1628 2002-03-12 David Edelsohn <edelsohn@gnu.org>
1630 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
1631 zero_constant.
1632 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
1634 2002-03-12 Alan Modra <amodra@bigpond.net.au>
1636 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
1637 (adddi3): Likewise.
1638 (movdf): Likewise.
1639 (movdi): Likewise.
1640 (cmpsi splitter): Likewise.
1641 (modsi3): Fail if <= 0.
1642 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
1643 redundant test when HOST_BITS_PER_WIDE_INT != 32.
1644 (reg_or_sub_cint64_operand): Likewise.
1645 (num_insns_constant_wide): Optimize sign extension.
1646 (rs6000_legitimize_address): Likewise.
1648 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1650 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1651 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1653 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1655 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
1656 address calculation.
1658 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1660 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
1661 scratch register to DImode / TImode.
1662 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
1663 register used does not overlap the target.
1665 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1667 * Makefile.in (debug.o): Depend on debug.h.
1668 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
1669 * debug.c (do_nothing_debug_hooks): Likewise.
1670 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
1671 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
1672 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
1673 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1674 * dwarfout.c (dwarf_debug_hooks): Likewise.
1675 * integrate.c (output_inline_function): Likewise.
1676 * objc/objc-act.c (synth_module_prologue): Likewise.
1677 * sdbout.c (sdb_debug_hooks): Likewise.
1678 * toplev.c (debug_hooks): Likewise.
1679 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1681 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1683 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
1684 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
1685 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
1686 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
1687 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
1688 * defaults.h (POINTER_SIZE): Define.
1689 * doc/tm.texi (POINTER_SIZE): Document default.
1691 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1693 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
1695 2002-03-11 Richard Henderson <rth@redhat.com>
1697 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
1698 if rebuild_label_notes_after_reload.
1700 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
1702 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
1703 emit pic register load if "internal" visibility.
1704 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
1705 (cris_expand_builtin_va_arg): Do all computations on trees.
1707 2002-03-11 Richard Henderson <rth@redhat.com>
1709 * rtlanal.c: Include recog.h.
1710 (keep_with_call_p): Fix thinko.
1711 * Makefile.in (rtlanal.o): Update dependencies.
1713 2002-03-11 Chris Meyer <cmeyer@gatan.com>
1715 * genflags.c (gen_insn): Use IS_VSPACE.
1716 * genoutput.c (output_insn_data): Likewise.
1717 (process_template): Likewise.
1719 2002-03-11 Richard Henderson <rth@redhat.com>
1721 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
1723 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1725 * Makefile.in: Update.
1726 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
1727 Update documentation.
1728 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
1729 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
1731 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1733 * Makefile.in: Give texi2pod its input file as a command line
1734 argument, not on stdin.
1736 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1737 Daniel Berlin <dan@dberlin.org>
1739 C++ alias analysis improvement.
1740 * alias.c (record_component_aliases): Record aliases for base
1741 classes too.
1743 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1745 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1747 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1749 * toplev.c (vms_fopen): Remove, not needed.
1751 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1753 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1755 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1756 for FP, already done later.
1758 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1759 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1761 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1763 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1764 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1765 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1766 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1767 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1768 (ediv, emul, eldexp, esqrt): Likewise.
1769 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1770 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1771 (saturate): New function.
1772 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1773 (make_nan): Use a saturation value instead of a NaN if
1774 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1775 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1776 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1777 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1778 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1779 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1780 !ROUND_TOWARDS_ZERO.
1781 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1782 (ROUND_TOWARDS_ZERO): Document.
1784 2002-03-11 Andreas Jaeger <aj@suse.de>
1786 * cfg.c (dump_flow_info): Remove unused variable.
1788 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1790 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1791 computations on trees.
1793 2002-03-10 Richard Henderson <rth@redhat.com>
1795 PR 5693:
1796 * reload.c (copy_replacements_1): New.
1797 (copy_replacements): Use it to recurse through the rtx.
1799 2002-03-10 Richard Henderson <rth@redhat.com>
1801 * loop.c (strength_reduce): Compute number of iterations as
1802 unsigned HOST_WIDE_INT.
1804 2002-03-10 Richard Henderson <rth@redhat.com>
1806 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1807 to move away from the end of the block.
1809 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1811 PR preprocessor/5899
1812 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1814 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1816 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1818 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1820 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1822 * config/mmix/mmix.c: Improve comments.
1823 (mmix_target_asm_function_prologue): Drop variable
1824 empty_stack_frame. Don't allocate unused slot above fp.
1825 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1826 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1827 brace in first column.
1828 (enum reg_class): Ditto.
1829 (FIRST_PARM_OFFSET): Now 0.
1830 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1832 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1834 * combine.c (make_extraction): Fix error in last change.
1836 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1838 * c4x.c (c4x_fp_reglist): Const-ify.
1839 * cris.c (cris_print_operand): Likewise.
1840 * i386.c (ix86_va_arg): Likewise.
1841 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1842 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1843 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1844 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1845 * mcore.h (regno_reg_class): Likewise.
1846 * mips.c (gen_int_relational): Likewise.
1847 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1848 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1849 * pdp11.c (move_costs): Likewise.
1850 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1851 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1852 Likewise.
1853 * s390.h (regclass_map): Likewise.
1854 * sh.c (shift_amounts): Likewise.
1855 * sh.md (rotlsi3): Likewise.
1857 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1859 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1860 (ne0+5): Use new clobber to generate proper shift pattern.
1861 Patch by Michael Matz <matz@kde.org>.
1863 2002-03-09 Andreas Schwab <schwab@suse.de>
1865 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1867 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1869 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1871 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1873 PR middle-end/5877
1874 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1875 even for non-representable constants.
1877 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1879 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1880 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1881 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1882 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1883 (pop_function_context): Compute MAY_SHARE parameter for
1884 fixup_var_refs.
1885 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1886 (gen_mem_addressof): Call fixup_var_refs with new parm.
1888 * combine.c (make_extraction): Don't make extension of CONST_INT.
1890 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1892 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1893 in o32 and o64 ABIs.
1894 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1895 but getting fixed-size structs passed in registers regardless of
1896 padding in o32 and o64 ABIs.
1898 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1899 offset before loading address of argument passed by transparent
1900 reference.
1902 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1904 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1906 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1908 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1909 marker such that registers after it are saved.
1911 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1913 * sparc.c (arith_4096_operand): Fix error in last change.
1915 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1917 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1918 defaults for MEABI.
1920 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1922 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1923 vectors.
1925 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1927 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1929 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1931 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1932 removed; fix return value.
1933 * combine.c (combine_instructions): Dirtify blocks where we failed to
1934 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1935 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1937 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1939 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1941 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1943 * recog.c (peephole2_optimize): Re-distribute EH edges.
1945 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1947 * expr.c (expand_expr): Use unsave lang hook.
1948 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1949 (LANG_HOOKS_INITIALIZER): Update.
1950 * langhooks.h (struct lang_hooks): New hook unsave.
1951 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1952 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1953 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1954 (unsave_expr_now): Remove.
1955 * tree.h (unsave_expr_now, lang_unsave,
1956 lang_unsave_expr_now): Remove.
1957 (lhd_unsave): New.
1959 2002-03-08 Andreas Jaeger <aj@suse.de>
1961 * flow.c (propagate_block_delete_insn): Remove unused variable.
1963 2002-03-08 Kazu Hirata <kazu@hxi.com>
1965 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1966 insn length for memory load/store.
1968 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1970 * doc/install.texi (--with-libiconv-prefix): Document.
1972 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1974 * doc/sourcebuild.texi: Fix typo.
1976 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1978 PR c/3711
1979 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1980 trees.
1982 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1984 * rtl.c (copy_most_rtx): Move from here ...
1985 * emit-rtl.c (copy_most_rtx): ... to here.
1987 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1989 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1990 SUBTARGET_CPP_SIZE_SPEC.
1991 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1993 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1995 2002-03-07 Matt Hiller <hiller@redhat.com>
1997 * gensupport.c (first_dir_md_include): Renamed from include;
1998 change all references.
1999 (last_dir_md_include): Renamed from last_include; change all
2000 references.
2001 (init_md_reader): Unconditionally initialize base_dir whether or
2002 not filename is a relative path.
2004 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
2006 * config/fp-bit.c (_unord_f2): Compile it in even if
2007 US_SOFTWARE_GOFAST is enabled.
2009 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
2010 NULL_RTX. Set all HFmode operations as NULL_RTX.
2011 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
2012 NULL_RTX, try reversing the comparison and the operands.
2014 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2016 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
2017 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
2018 and MATCH_OP_DUP.
2020 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
2022 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
2024 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2026 * basic-block.h (fixup_abnormal_edges): Declare.
2027 * reload1.c (fixup_abnormal_edges): New function.
2028 * reg-stack.c (convert_regs): Use it.
2030 * gcse.c (insert_insn_end_bb): Handle trapping insns.
2032 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
2034 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
2036 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
2037 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
2038 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
2039 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
2040 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
2041 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
2042 unless x and y could be infinite.
2043 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
2044 Check that the common type of both arguments is a real, even for
2045 targets without unordered comparisons. Allow an integer argument
2046 to be compared against a real.
2047 (expand_tree_builtin): Use expand_unordered_cmp.
2048 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
2049 * cse.c (fold_rtx): Likewise. Fix indentation.
2050 * fold-const.c (fold_real_zero_addition_p): New.
2051 (fold): Use it, and the new HONOR_... macros.
2052 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
2053 * jump.c (reversed_comparison_code_parts): After searching for
2054 the true comparison mode, use HONOR_NANS to decide whether it
2055 can be safely reversed.
2056 (reverse_condition_maybe_unordered): Remove IEEE check.
2057 * simplify-rtx.c (simplify_binary_operation): Use the new macros
2058 to decide which simplifications are valid. Allow the following
2059 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
2060 and (a - -b) to (a + b).
2061 (simplify_relational_operation): Use HONOR_NANS.
2062 * doc/tm.texi: Document the MODE_HAS_... macros.
2064 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
2066 * combine.c (simplify_comparison): If simplifying a logical shift
2067 right and compare with constant, force the comparison to unsigned.
2069 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
2071 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
2073 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
2074 -mabi=no-altivec
2075 (alt_reg_names): Remove % for vrsave.
2077 2002-03-06 Richard Henderson <rth@redhat.com>
2079 PR optimization/5844
2080 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
2081 if used indicates we've already emitted one copy of an operand.
2082 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
2083 (gen_split): Supply a non-null used.
2085 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2087 * reload1.c (reload): Unshare all rtl after reload is done.
2089 * simplify-rtx.c (simplify_plus_minus): Do not abort,
2090 but simply fail if the expression is too complex to simplify.
2091 (simplify_gen_binary): Handle simplify_plus_minus failures.
2093 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
2095 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
2096 consistently call delete_trivially_dead_insns after CSE and GCSE;
2097 fix DFI_life dumping; do jump threading after liveness; do crossjumping
2098 after liveness2; update comment in last crossjumping.
2099 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
2101 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
2103 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
2104 after completing fast dead code elimination.
2106 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
2107 COMPARE operator.
2109 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
2111 * version.c: Fix misplaced leading blanks on first line.
2113 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
2115 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
2117 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
2119 * cfgcleanup.c (mentions_nonequal_regs): New function.
2120 (thread_jump): Use it.
2121 * toplev.c (rest_of_compilation): Run jump threading after
2122 liveness.
2124 2002-03-06 Jakub Jelinek <jakub@redhat.com>
2126 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
2127 patch.
2129 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
2131 * predict.c (estimate_bb_frequencies): Do not reload the
2132 frequencies from notes.
2134 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
2136 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
2137 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
2139 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
2140 delete_noop_moves): Return indeger.
2141 * flow.c (ndead): New variable.
2142 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
2143 BB argument; update callers.
2144 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
2145 (life_analysis): Do not call purge_all_dead_edges.
2146 (update_life_info): Return number of deleted insns; print statistics.
2147 (update_life_info_in_dirty_blocks): likewise.
2148 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
2149 return number of insns deleted.
2151 * cse.c: Include timevar.h
2152 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
2153 iterate until stabilizes; print statistics; return number of killed
2154 insns.
2155 * Makefile.in: (cse.o): Add timevar.h dependency
2156 * rtl.h (delete_trivially_dead_insns): New.
2157 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
2158 * toplev.c (rest_of_compilation): Update callers.
2160 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
2161 (try_optimize_cfg): Do not update liveness.
2162 (cleanup-cfg): Loop until try_optimize_cfg and dead code
2163 removal stabilizes; use delete_trivially_dead_insns.
2165 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
2167 2002-03-05 Zack Weinberg <zack@codesourcery.com>
2169 * cppmain.c (setup_callbacks): Disable #pragma and #ident
2170 callbacks when processing assembly language.
2172 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2174 * pa.h (ASM_FILE_END): Define.
2175 * som.h (ASM_FILE_END): Delete.
2177 * pa.c (function_arg): Don't pass floats in general registers in
2178 indirect calls if TARGET_ELF32.
2180 2002-03-05 Richard Henderson <rth@redhat.com>
2182 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
2184 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
2186 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
2188 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2190 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
2191 -r command line. Don't hide any symbols if not building
2192 shared libgcc.
2194 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
2196 * cfg.c (dump_flow_info): Warn about profile mismatches.
2197 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
2198 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
2200 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2202 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
2203 wide volatile memory by parts.
2205 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2207 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
2208 is NULL.
2210 2002-03-05 Richard Henderson <rth@redhat.com>
2212 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
2214 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2216 * toplev.c (documented_lang_options): Document more
2217 language-specific options.
2218 * doc/invoke.texi (Warning Options): Correct documentation for
2219 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
2220 * c-decl.c (c_decode_option): Use a table to handle warning options.
2222 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
2224 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
2225 parameter to mmix_encode_section_info.
2226 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
2227 relocatably. Always produce ELF, not mmo if linking relocatably.
2228 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
2229 first is non-zero, don't add symbol prefix.
2230 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
2231 prototype accordingly.
2233 2002-03-04 Krister Walfridsson <cato@df.lth.se>
2235 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
2237 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
2239 * configure.in: Increase required makeinfo version to 4.1.
2240 * configure: Regenerate.
2242 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2244 * .cvsignore: Remove *.info* and genrtl*; these files are generated
2245 elsewhere now.
2247 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
2249 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
2250 * doc/invoke.texi: Fix @math uses.
2252 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2254 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
2255 removal
2257 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
2259 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
2260 (powerpc-*-eabisimaltivec*): Same.
2262 * config/rs6000/t-ppcendian: New.
2264 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2266 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
2267 nonimmediate_src_operand and nonimmediate_lsrc_operand to
2268 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
2270 2002-03-03 Richard Henderson <rth@redhat.com>
2272 * toplev.c (rest_of_decl_compilation): Revert last two changes.
2274 2002-03-03 Zack Weinberg <zack@codesourcery.com>
2276 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
2277 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
2278 tree.c, config/m68k/m68k.c:
2279 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
2280 REAL_ARITHMETIC blocks unconditional. Delete some further
2281 #ifdef blocks predicated on REAL_ARITHMETIC.
2282 * flags.h, toplev.c: Delete remaining references to
2283 flag_pretend_float.
2285 * doc/invoke.texi: Remove documentation of -fpretend-float.
2286 * doc/tm.texi: Describe the various REAL_* macros as provided by
2287 real.h, not by the target configuration files.
2289 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
2290 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
2291 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2292 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
2293 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
2294 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
2295 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
2296 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
2297 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
2298 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
2299 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
2300 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2301 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
2302 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
2303 config/xtensa/xtensa.h:
2304 Do not define, undefine, or mention in comments any of
2305 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
2306 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
2307 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
2308 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
2309 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
2310 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
2311 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
2312 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
2313 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
2315 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2317 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
2318 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
2319 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
2320 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
2321 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
2322 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
2323 Delete.
2324 * defaults.h (BITS_PER_WORD): Define.
2325 * doc/tm.texi (BITS_PER_WORD): Document default value.
2327 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
2328 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
2329 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
2331 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2333 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
2334 lieu of explicit sizeof/sizeof.
2335 * i386.c (override_options, ix86_init_mmx_sse_builtins,
2336 ix86_expand_builtin): Likewise.
2337 * mips.c (mips_add_gc_roots): Likewise.
2338 * mmix.c (mmix_output_condition): Likewise.
2339 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
2340 altivec_init_builtins): Likewise.
2341 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
2342 * cppexp.c (Nsuff, parse_number): Likewise.
2343 * cppinit.c (builtin_array_end): Likewise.
2344 * gcc.c (n_default_compilers, process_command): Likewise.
2345 * genpreds.c (output_predicate_decls): Likewise.
2346 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
2347 * lcm.c (N_ENTITIES): Likewise.
2348 * stor-layout.c (set_sizetype): Likewise.
2350 2002-03-03 Richard Henderson <rth@redhat.com>
2352 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
2353 for types or labels.
2355 2002-03-03 Richard Henderson <rth@redhat.com>
2357 * c-decl.c (start_decl): Initialized variables are not common.
2359 2002-03-02 Per Bothner <per@bothner.com>
2361 * gcc.c (option_map): Suport new --bootclasspath option.
2362 --CLASSPATH is now just an alias for --classpath.
2364 2002-03-02 Richard Henderson <rth@redhat.com>
2366 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
2367 load if "internal" visibility.
2368 * doc/extend.texi: Document visibility meanings.
2370 2002-03-02 Richard Henderson <rth@redhat.com>
2372 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
2373 to functions as well.
2375 2002-03-02 Richard Henderson <rth@redhat.com>
2377 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
2378 (handle_visibility_attribute): Don't call assemble_visibility.
2379 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
2380 without asmspec. Invoke assemble_alias when needed.
2381 * varasm.c (maybe_assemble_visibility): New.
2382 (assemble_start_function, assemble_variable, assemble_alias): Use it.
2384 2002-03-02 Richard Henderson <rth@redhat.com>
2386 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
2387 invoke ENCODE_SECTION_INFO with first call flag.
2389 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2390 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2391 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
2392 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
2393 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
2394 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2395 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
2396 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
2397 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
2398 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
2399 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
2400 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
2401 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
2402 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
2403 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2404 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
2405 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
2406 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
2407 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
2408 config/sh/sh.h, config/sparc/sparc.h,
2409 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
2410 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
2411 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
2412 FIRST argument. As needed, examine it and do nothing.
2414 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
2415 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
2416 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
2418 * config/arm/t-pe (pe.o): Add dependencies.
2420 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2422 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
2423 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
2424 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
2425 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
2426 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
2427 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
2428 * defaults.h (BITS_PER_UNIT): Define.
2429 * doc/tm.texi (BITS_PER_UNIT): Document default value.
2431 2002-03-02 Kazu Hirata <kazu@hxi.com>
2433 * config/h8300/h8300-protos.h: Add a prototype for
2434 compute_a_shift_length.
2435 * config/h8300/h8300.c (h8300_asm_insn_count): New.
2436 (compute_a_shift_length): Likewise.
2437 (h8300_adjust_insn_length): Do not adjust insn length of shift
2438 insns.
2439 * config/h8300/h8300.md (anonymous shift patterns): Use
2440 compute_a_shift_length.
2442 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2444 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
2445 trunc_int_for_mode.
2447 * emit-rtl.c (offset_address): Call update_temp_slot_address.
2449 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2451 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
2452 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
2453 * flags.h (flag_zero_initialized_in_bss): Declare.
2454 * toplev.c (flag_zero_initialized_in_bss): New flag.
2455 (lang_independent_options): Add flag_zero_initialized_in_bss.
2456 * tree.c (initializer_zerop): New function.
2457 * tree.h (initializer_zerop): Declare.
2458 * varasm.c (assemble_variable): If we can emit bss, put zero
2459 initializers in the bss section.
2461 2002-03-02 Alan Modra <amodra@bigpond.net.au>
2463 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
2464 like more than one symbol per .weak directive.
2466 2002-03-01 Richard Henderson <rth@redhat.com>
2468 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
2469 adjust argument_pointer by pretend_args_size.
2470 (ia64_va_start): Adjust va_start address by -pretend_args_size.
2472 2002-03-01 Kazu Hirata <kazu@hxi.com>
2474 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
2476 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
2478 * toplev.c (rest_of_compilation): Delete dead jumptables before
2479 loop.
2480 * flow.c (delete_dead_jumptables): Make global.
2481 * rtl.h (delete_dead_jumptables): Declare.
2483 2002-03-01 David Edelsohn <edelsohn@gnu.org>
2485 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
2486 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
2487 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
2489 2002-03-01 Kazu Hirata <kazu@hxi.com>
2491 * config/h8300/h8300-protos.h: Fix formatting.
2492 * config/h8300/h8300.c: Likewise.
2493 * config/h8300/h8300.h: Likewise.
2495 2002-03-01 Kazu Hirata <kazu@hxi.com>
2497 * config/h8300/h8300.c (print_operand): Support 16-bit
2498 constant addresses.
2499 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
2501 2002-02-28 Richard Henderson <rth@redhat.com>
2503 * expmed.c (store_bit_field): Prevent generation of CONCATs;
2504 pun complex values as integers; use gen_lowpart instead of
2505 gen_rtx_SUBREG.
2506 (extract_bit_field): Likewise.
2508 2002-03-01 Alan Modra <amodra@bigpond.net.au>
2509 David Edelsohn <edelsohn@gnu.org>
2511 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
2512 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
2513 (SUPPORTS_WEAK): Likewise.
2514 * output.h (add_weak): Add tree param.
2515 * varasm.c (add_weak): Likewise. Save decl.
2516 (struct weak_syms): Add decl field.
2517 (mark_weak_decls): New function.
2518 (init_varasm_once): ggc_add_root mark_weak_decls.
2519 (assemble_start_function): Use ASM_WEAKEN_DECL.
2520 (assemble_variable): Likewise.
2521 (assemble_alias): Likewise.
2522 (declare_weak): Pass decl to add_weak.
2523 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
2524 (remove_from_pending_weak_list): Declare and define for
2525 ASM_WEAKEN_DECL.
2526 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
2527 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
2528 * defaults.h (SUPPORTS_WEAK): Likewise.
2529 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2530 .weak for code sym. Do emit .size for descriptor sym.
2531 (ASM_DECLARE_FUNCTION_SIZE): Define.
2532 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
2533 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
2534 .lglobl unless TARGET_XCOFF. Formatting fixes.
2535 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2536 .weak for code sym.
2537 (HANDLE_PRAGMA_WEAK): Remove.
2538 (ASM_WEAKEN_LABEL): Remove.
2539 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
2541 2002-03-01 Jason Merrill <jason@redhat.com>
2543 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
2544 (TARGET_EXPR_CLEANUP): New macro.
2546 2002-02-28 Steve Ellcey <sje@cup.hp.com>
2548 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
2549 to take ptr_extend into account as third type of extension.
2550 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
2551 fields used by SUBREG_PROMOTED_UNSIGNED_P.
2552 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
2553 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
2554 * calls.c (precompute_arguments): Use new macro.
2555 (expand_call): Ditto.
2556 * combine.c (nonzero_bits): Ditto.
2557 (record_promoted_value): Ditto.
2558 * expr.c (store_expr): Ditto.
2559 (expand_expr): Ditto.
2560 * function.c (assign_parms): Ditto.
2562 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
2564 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
2565 override -shared and -shared-libgcc.
2567 2002-02-28 David O'Brien <obrien@FreeBSD.org>
2569 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
2570 of "ultrasparc".
2571 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
2572 to be broken.
2574 2002-02-28 Richard Henderson <rth@redhat.com>
2576 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
2577 4 cycle latency from MM producers.
2578 (ia64_internal_sched_reorder): Likewise with pipeline flush.
2580 2002-02-28 Jakub Jelinek <jakub@redhat.com>
2582 * mklibgcc.in: Don't use GNU make extension.
2584 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2586 * c-parse.in (STATIC): New terminal.
2587 (scspec): New non-terminal. Update productions accordingly.
2588 (program): Remove bogus ifc / end ifc.
2589 (array_declarator): Simplify production using STATIC.
2591 2002-02-28 Jim Meyering <meyering@lucent.com>
2593 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
2594 \a still means TARGET_BELL.
2596 2002-02-28 Richard Henderson <rth@redhat.com>
2598 * haifa-sched.c (sched_emit_insn): New.
2599 (schedule_block): Use last_scheduled_insn to track last insn.
2600 * sched-int.h (sched_emit_insn): Prototype.
2601 * config/ia64/ia64.c (last_issued): Remove.
2602 (ia64_variable_issue): Don't set it.
2603 (nop_cycles_until): Use sched_emit_insn.
2605 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
2607 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
2608 extended constants.
2610 2002-02-28 Kazu Hirata <kazu@hxi.com>
2612 * config/h8300/h8300.c: Fix formatting.
2613 * config/h8300/h8300.h: Likewise.
2615 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
2617 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
2618 which may overwrite the high byte of the frame pointer.
2620 2002-02-28 Bo Thorsen <bo@suse.de>
2622 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
2623 (STARTFILE_SPEC): Add 64 bit files.
2624 (ENDFILE_SPEC): Likewise.
2626 2002-02-28 Jason Merrill <jason@redhat.com>
2628 * c-decl.c (finish_function): Only warn about missing return
2629 statement with -Wreturn-type.
2631 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
2633 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
2635 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
2636 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
2638 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
2640 * basic-block.h (BB_REACHABLE): Renumber.
2641 (BB_DIRTY, BB_NEW): New flags.
2642 (clear_bb_flags): Declare.
2643 (update_life_info_in_dirty_blocks): Declare.
2644 * cfg.c (clear_bb_flags): New function.
2645 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
2646 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
2647 reorder_insns, emit_insn_after): Mark block as dirty.
2648 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
2649 (update_life_info_in_dirty_blocks): New function.
2650 * recog.c (apply_change_group): Dirtify block.
2652 * cse.c (cse_insn): Reorder emitting of jump insn to keep
2653 cfg consistent.
2654 * gcse.c (delete_null_pointer_checks): Likewise.
2656 * toplev.c (dump_file_index): Move cse2 after bp,
2657 add DFI_null
2658 (dump_file_info): Similary.
2659 (rest_of_compilation): Avoid most of CFG rebuilds;
2660 do first if converision after null pointer checks, do cse2
2661 after branch prediction; avoid full liveness rebuild after
2662 initializing subregs.
2663 * invoke.texi (-d options): Document -du, renumber.
2665 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
2666 (notice_new_block): Do not set BB_UPDATE_LIFE.
2667 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
2668 merge_blocks_move_successor_nojumps, merge_blocks,
2669 try_crossjump_to_edge): Likewise.
2670 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
2671 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
2672 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
2673 (merge_of_block): Do not use life_data_ok.
2674 (find_if_case_1): Do not use SET_UPDATE_LIFE.
2675 (if_convert): Use BB_DIRTY mechanizm to update life.
2676 * lcm.c (optimize_mode_switching): Update
2677 update_life_info_in_dirty_blocks
2679 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2681 * Makefile.in (integrate.o): Update.
2682 * c-decl.c (copy_lang_decl): Rename.
2683 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2684 * integrate.c: Include langhooks.h.
2685 (copy_decl_for_inlining): Update to use langhook.
2686 * langhooks-def.h (lhd_do_nothing_t,
2687 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
2688 (LANG_HOOKS_INITIALIZER): Update.
2689 * langhooks.c (lhd_do_nothing_t): New.
2690 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
2691 * tree.h (copy_lang_decl): Remove.
2692 objc:
2693 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2695 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
2697 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
2698 POST_DEC, and POST_MODIFY.
2700 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2702 * c-typeck.c (digest_init): Remove unused parameter; all
2703 callers changed.
2705 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
2707 * expmed.c (expand_shift): Correctly test for low part of a
2708 subreg.
2710 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
2712 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
2713 insn UIDs with insn addresses.
2715 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2717 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
2718 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
2719 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
2720 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
2721 gcc.c, toplev.c: Delete code implementing -traditional mode.
2723 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
2724 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
2725 Document removal of -traditional mode for compilation, and
2726 remove documentation only relevant to that mode.
2728 * config/nextstep.h, config/ptx4.h, config/svr4.h,
2729 config/convex/convex.h, config/d30v/d30v.h,
2730 config/i386/dgux.h, config/i386/osf1elf.h,
2731 config/i386/osfelf.h, config/i386/osfrose.h,
2732 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2733 config/m68k/hp310.h, config/m88k/dgux.h,
2734 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2735 config/m88k/m88k.h, config/m88k/openbsd.h,
2736 config/mips/abi64.h, config/mips/osfrose.h,
2737 config/mips/svr4-5.h, config/mips/svr4-t.h,
2738 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2739 config/stormy16/stormy16.h: Remove all references to
2740 -traditional from target specs. Delete all mention of the
2741 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2742 delete a couple of commented-out definitions of
2743 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2744 to -traditional.
2746 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2747 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2749 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2751 * mklibgcc.in: Don't use \n in a line subject to
2752 interpretation by echo.
2754 2002-02-27 Graham Stott <grahams@redhat.com>
2756 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2757 Constify NAME.
2759 * loop.c (prescan_loop): Handle PARALLEL.
2761 * unroll.c (loop_iterations): Return 0 if the add_val for
2762 a BIV is REG.
2764 * final.c (output_operand_lossage): Constify PFX_STR.
2766 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2768 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2770 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2771 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2773 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2775 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2777 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2779 * cpplex.c (_cpp_lex_token): Handle directives in macro
2780 arguments.
2781 * cpplib.c (_cpp_handle_directive): Save and restore state
2782 if parsing macro args when entering a directive.
2783 * cppmacro.c (collect_args): No need to handle directives
2784 in macro arguments.
2785 (enter_macro_context, replace_args): Use the original macro
2786 definition in case it was redefined whilst collecting arguments.
2787 doc:
2788 * cpp.texi: Update.
2790 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2792 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2793 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2794 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2795 method on AIX.
2796 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2797 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2798 (load_toc_v4_PIC_2): Same.
2800 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2802 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2804 2002-02-26 Richard Henderson <rth@redhat.com>
2806 * config/alpha/alpha.md (ashldi_se): Re-enable.
2808 2002-02-26 Richard Henderson <rth@redhat.com>
2810 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2811 MODULE_LOCAL_P; improve commentary.
2813 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2815 * doc/cpp.texi: Clarify documentation of relationship between
2816 #line and #include.
2818 2002-02-26 Kazu Hirata <kazu@hxi.com>
2820 * config/h8300/h8300-protos.h: Update the prototype for
2821 compute_logical_op_length. Add the prototype for
2822 compute_logical_op_cc.
2823 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2824 code from operands.
2825 (compute_logical_op_cc): New.
2826 * config/h8300/h8300.md: Combine all the logical op patterns
2827 in HImode and SImode. Use compute_logical_op_cc.
2829 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2831 * config/i386/i386.c (print_operand): Don't append ATT-style
2832 length suffixs to x87 opcodes when in Intel mode.
2834 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2836 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2837 (init_emit_once): Update calls.
2838 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2839 (init_syntax_once): Prototype.
2841 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2843 * pa-linux.h (LIB_SPEC): Update definition.
2844 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2846 2002-02-26 Richard Henderson <rth@redhat.com>
2848 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2849 if we emitted a stop bit.
2851 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2853 * configure.in (libgcc_visibility): Substitute.
2854 * configure: Rebuilt.
2855 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2856 defined symbols .hidden.
2858 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2860 * attribs.c (c_common_attribute_table): Add visibility.
2861 (handle_visibility_attribute): New function.
2862 * varasm.c (assemble_visibility): New function.
2863 * output.h (assemble_visibility): Add prototype.
2864 * tree.h (MODULE_LOCAL_P): Define.
2865 * crtstuff.c (__dso_handle): Use visibility attribute.
2866 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2867 for MODULE_LOCAL_P symbols too.
2868 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2869 MODULE_LOCAL_P symbols the same way as local symbols.
2870 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2871 into .sdata/.sbss by the user.
2872 * doc/extend.texi (Function Attributes): Document visibility
2873 attribute.
2875 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2877 PR debug/5770
2878 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2879 STRING_CST initializer spanning the whole variable without
2880 embedded zeros.
2881 If expand_expr returned MEM, don't use it.
2883 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2885 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2886 generate a die for the lexical block.
2888 2002-02-26 Kazu Hirata <kazu@hxi.com>
2890 * config/h8300/h8300-protos.h: Add a prototype for
2891 compute_logical_op_length.
2892 * config/h8300/h8300.c (compute_logical_op_length): New.
2893 * config/h8300/h8300.md (anonymous logical patterns): Use
2894 compute_logical_op_length for length.
2896 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2898 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2899 for vectors.
2900 (gen_type_die): Same.
2902 * attribs.c (handle_vector_size_attribute): Set debug information.
2904 2002-02-26 Daniel Egger <degger@fhm.edu>
2906 * config/rs6000/rs6000.md: Swap define_insn attributes to
2907 fix incorrect generation of merge high instructions instead
2908 of merge low.
2910 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2912 * c-typeck.c (really_start_incremental_init): Use
2913 bitsize_zero_node for vectors.
2915 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2917 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2918 ("*set_vrsave_internal"): Same.
2920 2002-02-25 Richard Henderson <rth@redhat.com>
2922 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2923 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2925 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2927 PR target/5755
2928 * config/i386/i386.c (ix86_return_pops_args): Only pop
2929 fake structure return argument if it was passed on the stack.
2931 2002-02-25 Jason Merrill <jason@redhat.com>
2933 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2934 RESULT_DECL.
2936 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2938 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2939 link with shared_name only.
2940 * doc/invoke.texi (Link Options): Document new behavior.
2942 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2944 * c-typeck.c (push_init_level): Handle vectors.
2946 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2948 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2949 operands of SPARC_SETHI_P.
2950 (input_operand): Likewise.
2951 (sparc_emit_set_const32): Likewise.
2952 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2953 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2954 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2955 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2956 (movdi_insn_sp64_vis): Likewise.
2957 (movdi split, movdf split): Use SETHI32.
2958 * doc/md.texi: Document SPARC constraints L, M and N.
2960 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2962 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2963 ("*set_vrsave_internal"): use mfspr for Darwin.
2965 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2966 gen_get_vrsave_internal.
2968 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2970 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2972 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2974 * cpplex.c (cpp_interpret_charconst): Get signedness or
2975 otherwise of wide character constants correct.
2976 * cppexp.c (lex): Get signedness of wide charconsts correct.
2978 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2980 * optabs.c (widen_operand): Only call convert_modes for
2981 promoted SUBREG if signedness matches.
2982 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2984 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2986 * cpplib.c (glue_header_name): Use local buffer to build up
2987 header name.
2989 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2991 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2993 2002-02-23 Kazu Hirata <kazu@hxi.com>
2995 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2996 H8/300[HS] separately.
2997 * config/h8300/h8300.md: Remove the early clobber constraint
2998 from bit field patterns.
3000 2002-02-23 Kazu Hirata <kazu@hxi.com>
3002 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
3003 register_operand.
3004 (mulhisi3): Likewise.
3005 (umulqisi3): Likewise.
3006 (umulhisi3): Likewise.
3008 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3010 * cppinit.c (output_deps): Correct test for stdout output.
3011 (init_dependency_output): Cure warning.
3013 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3015 * expr.c (store_expr): When converting expression to promoted
3016 equivalent type, allow using SUBREG_REG of TARGET as the target
3017 of the expansion of EXP.
3018 * loop.c (basic_induction_var, case SUBREG): Always look inside.
3019 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
3020 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
3021 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
3022 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
3024 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
3026 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
3027 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
3028 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
3030 2002-02-23 Jakub Jelinek <jakub@redhat.com>
3032 PR optimization/5747
3033 * loop.c (scan_loop): Update reg info if move_movables created new
3034 pseudos.
3036 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3038 * gcc.c (init_gcc_spec): Revert last change.
3040 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3042 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
3043 gpc_reg_operand constraint.
3045 2002-02-23 Alan Modra <amodra@bigpond.net.au>
3047 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
3048 Simplify comparison of `low'.
3049 (add_operand): Fix formatting.
3050 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
3051 (mask_operand): Disallow mask to wrap in 64-bit mode.
3052 (rs6000_stack_info): Remove redundant test setting push_p.
3053 (output_toc): Fix formatting.
3054 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
3055 cc_reg_not_cr0_operand constraint.
3056 (booldi3, boolcdi3 splitters): Same.
3058 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
3060 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
3062 2002-02-22 David Edelsohn <edelsohn@gnu.org>
3064 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
3065 gcc invoked with -shared-libgcc.
3067 2002-02-22 Jakub Jelinek <jakub@redhat.com>
3069 PR c++/5748
3070 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
3071 decl if any of elements was TREE_USED.
3073 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
3075 * config/sparc/sol2.h: Don't include sys/mman.h.
3076 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
3077 (arith_4096_operand): Don't throw high bits away.
3078 (const64_operand): Take sign extension of CONST_INTs into account.
3079 (const64_high_operand, sparc_emit_set_const32): Likewise.
3080 (GEN_HIGHINT64): Likewise.
3081 (sparc_emit_set_const64_quick1): Likewise.
3082 (const64_is_2insns): Likewise.
3083 (print_operand): Use trunc_int_for_mode for sign extension.
3084 * config/sparc/sparc.h (SMALL_INT32): Likewise.
3085 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
3086 chars. Assume CONST_INT is already properly sign-extended.
3087 (movdi split): Sign-extend each SImode part.
3088 (andsi3 split): Don't mask high bits off, so that result
3089 remains properly sign-extend.
3090 (iorsi3 split): Likewise.
3091 (xorsi3 split): Likewise.
3093 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
3095 * fold-const.c (fold): Fix typo in comments.
3097 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3099 * Makefile.in (langhooks.o): Update dependencies.
3101 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3103 * langhooks.c: Include flags.h.
3105 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
3107 * testsuite/gcc.dg/attr-alwaysinline.c: New.
3109 * c-common.c (c_common_post_options): Set inline trees by
3110 default.
3112 * doc/extend.texi (Function Attributes): Document always_inline
3113 attribute.
3114 Update documentation about inlining when not optimizing.
3116 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
3118 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
3119 unless DECL_ALWAYS_INLINE.
3121 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
3122 unless DECL_ALWAYS_INLINE.
3123 (c_disregard_inline_limits): Disregard if always_inline set.
3125 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3126 Disregard if always_inline set.
3127 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
3128 unless DECL_ALWAYS_INLINE.
3130 * attribs.c (handle_always_inline_attribute): New.
3131 (c_common_attribute_table): Add always_inline.
3133 * config/rs6000/altivec.h: Add prototypes for builtins
3134 requiring the always_inline attribute.
3136 2002-02-21 Eric Christopher <echristo@redhat.com>
3138 * expmed.c (store_bit_field): Try to simplify the subreg
3139 before generating a new one when when the mode size of
3140 value is less than maxmode.
3142 2002-02-21 Richard Henderson <rth@redhat.com>
3144 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
3145 than gen_rtx_PLUS to form the sum.
3146 * explow.c (force_reg): Rearrange to not allocate new pseudo
3147 when force_operand returns a register.
3148 * expr.c (expand_assignment): Allow offset_rtx expansion to
3149 return a sum. Do not force addresses into registers.
3150 (expand_expr): Likewise.
3151 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
3152 to canonicalize arithmetic that didn't simpify.
3153 (simplify_plus_minus): New argument force; update
3154 all callers. Don't split CONST unless we can do something with it,
3155 and wouldn't lose the constness of the operands.
3157 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
3158 that we generated earlier.
3160 2002-02-21 Tom Tromey <tromey@redhat.com>
3162 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3163 (output_line_info): Use constant `1', with a long explanatory
3164 comment.
3165 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
3167 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
3169 * jump.c (redirect_jump): If old label has no UID, don't try to
3170 delete it.
3172 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
3174 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
3175 If input is constant, do shifts at compile time.
3177 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
3179 * doc/extend.texi: Fix some more overfull hboxes.
3181 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3183 PR optimization/4994
3184 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
3185 register moves.
3187 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3189 PR c++/4574
3190 * expr.h (expand_and): Add mode argument.
3191 * expmed.c (expand_and): Add mode argument.
3192 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
3193 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
3194 * except.c (expand_builtin_extract_return_addr): Likewise.
3195 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3196 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
3197 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
3198 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
3199 * config/c4x/c4x.md: Use GEN_INT (x) instead of
3200 gen_rtx (CONST_INT, VOIDmode, x).
3202 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3204 PR c/4697:
3205 * stmt.c (warn_if_unused_value): Move side effects test once more.
3207 2002-02-20 Torbjorn Granlund <tege@swox.com>
3209 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
3210 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
3212 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
3214 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
3215 SUBREG or ZERO_EXTEND.
3217 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
3219 * sh.h (current_function_anonymous_args): Remove.
3220 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
3221 of current_function_varargs and current_function_stdarg is set.
3222 * sh.c (sh_expand_prologue): Check current_function_varargs /
3223 current_function_stdarg / TARGET_SH5 instead of
3224 current_function_anonymous_args.
3226 * sh64.h (TARGET_VERSION): Define.
3228 2002-02-20 David Edelsohn <edelsohn@gnu.org>
3230 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
3231 VRSAVE_REGNO on TARGET_ALTIVEC.
3233 2002-02-20 Alan Modra <amodra@bigpond.net.au>
3235 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
3236 bits of SImode const_int.
3237 (includes_rshift_p): Likewise.
3238 (print_operand): Call mask_operand and mask64_operand with correct
3239 mode.
3240 (rs6000_output_function_epilogue): Pad traceback table to word.
3241 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
3242 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
3243 mask64_operand with correct mode.
3244 (FUNCTION_ARG_REGNO_P): Correct parentheses.
3246 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3248 PR debug/4461
3249 * varasm.c (get_pool_constant_mark): New.
3250 * rtl.h (get_pool_constant_mark): Add prototype.
3251 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
3252 be represented if it has not been output.
3254 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3256 * combine.c (do_SUBST): Sanity check substitutions of
3257 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
3258 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
3259 CONST_INT into its operand.
3260 (known_cond): Likewise, for ZERO_EXTEND.
3261 * simplify-rtx.c (simplify_unary_operation): Fix condition to
3262 allow for simplification of wide modes. Reject CONST_INTs in
3263 ZERO_EXTEND when their actual mode is not given.
3265 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3267 * c-decl.c (pushdecl): If no global declaration is found for an
3268 extern declaration in block scope, try a limbo one.
3270 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3272 PR c++/4401
3273 * c-common.c (pointer_int_sum): Moved from...
3274 * c-typeck.c (pointer_int_sum): ...here.
3275 * c-common.h (pointer_int_sum): Add prototype.
3277 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3279 PR c++/5713
3280 * c-decl.c (duplicate_decls): Return 0 if issued error about
3281 redeclaration.
3283 2002-02-20 Roger Sayle <roger@eyesopen.com>
3284 Jakub Jelinek <jakub@redhat.com>
3286 PR c/4389
3287 * tree.c (host_integerp): Ensure that the constant integer is
3288 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
3289 when pos is zero or non-zero respectively. Clarify comment.
3290 * c-format.c (check_format_info_recurse): Fix host_integerp
3291 usage; the pos argument should be zero when assigning to a
3292 signed HOST_WIDE_INT.
3294 2002-02-20 Richard Henderson <rth@redhat.com>
3296 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
3297 of the operand, rather than assuming TImode.
3298 (ix86_expand_binop_builtin): Cope with commutative patterns
3299 using nonimmediate_operand for both operands.
3300 (ix86_expand_timode_binop_builtin): Likewise.
3301 (ix86_expand_store_builtin): Validate operand 1.
3302 (ix86_expand_unop1_builtin): Likewise.
3304 2002-02-20 Philip Blundell <philb@gnu.org>
3306 PR 5705
3307 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
3309 2002-02-20 Richard Henderson <rth@redhat.com>
3311 PR c/5615
3312 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
3314 2002-02-20 Tom Tromey <tromey@redhat.com>
3316 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3317 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3318 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3319 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3320 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
3321 unconditionally.
3323 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
3325 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
3326 for (const_int 0) in X not just INTVAL.
3328 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
3330 * doc/extend.texi: Avoid or reduce overfull hboxes.
3332 2002-02-20 Diego Novillo <dnovillo@redhat.com>
3334 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
3335 operations if the field does not start at a mode boundary.
3337 2001-02-20 Joel Sherrill <joel@OARcorp.com>
3339 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
3340 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
3341 Also done for -Acpu and -Amachine.
3343 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3345 * cppinit.c (init_dependency_output): Take deps output file
3346 from -o if none given with -MF. Suppress normal output.
3347 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
3348 * doc/cpp.texi, doc/invoke.texi: Update.
3350 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3352 * toplev.c (output_quoted_string): Write unprintable
3353 characters with octal escapes.
3355 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3357 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
3358 really_call_used[VRSAVE_REGNO] if not Altivec.
3360 2002-02-19 Alan Modra <amodra@bigpond.net.au>
3362 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
3363 MODE_MASK.
3364 (constant_pool_expr_1): Fix formatting.
3365 (rs6000_legitimize_reload_address): Likewise.
3367 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3369 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
3370 now that we have one.
3372 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3374 * tree.h (struct tree_common): Remove aux. Add unused_0 at
3375 end of first block of bitfields (which was only seven bits);
3376 rename dummy to unused_1; remove comment which is no longer true.
3378 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3380 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
3382 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3384 PR 5399
3385 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
3386 if generating PIC.
3388 PR 5054
3389 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
3390 arm_is_longcall_p rather than inspecting call-type cookie
3391 directly.
3392 (call_value_insn) [TARGET_THUMB]: Likewise.
3394 2002-02-19 Graham Stott <grahams@redhat.com>
3396 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
3398 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3400 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
3401 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
3402 (FP_SAVE_INLINE): Delete.
3404 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
3405 * config/rs6000/eabi.asm: Remove ABI save restore routines.
3406 * config/rs6000/t-ppccomm: Build crtsavres.o.
3407 * config/rs6000/crtsavres.asm: New file.
3409 2002-02-19 Philip Blundell <philb@gnu.org>
3411 * config/arm/arm.c (use_return_insn): Don't reject interrupt
3412 functions.
3413 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
3414 (output_return_instruction): Allow interrupt functions to return with
3415 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
3416 (arm_expand_prologue): Subtract 4 before stacking LR in an
3417 interrupt function.
3419 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3421 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
3422 decl, not just FUNCTION_DECL.
3423 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
3424 (arm_assemble_integer): Likewise.
3425 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
3426 marked local.
3428 2002-02-19 matthew green <mrg@eterna.com.au>
3430 * config.gcc (sparc-*-netbsdelf*): Enable target.
3431 (sparc64-*-netbsd*): New target.
3432 * config/sparc/netbsd-elf.h: New file.
3433 * config/sparc/t-netbsd64: New file.
3435 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3437 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
3439 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
3441 * doc/invoke.texi: explicitly list the style guidelines that
3442 -Weffc++ checks for.
3444 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
3446 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
3448 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
3450 PR other/5718
3451 * gcc.c (cpp_unique_options): Treat -o as indicating object file
3452 only if not -E. If -E, pass -o through to the preprocessor.
3454 2002-02-19 Kazu Hirata <kazu@hxi.com>
3456 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
3457 register number with an appropriate macro.
3459 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3461 * doc/rtl.texi (Constants): Close @code tag.
3463 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
3465 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
3466 ("mmx_uavgv4hi3"): Same.
3467 ("pmulhrwv4hi3"): Same.
3469 * tree-inline.c (walk_tree): Handle vectors.
3471 * c-common.c (constant_expression_warning): Handle vectors.
3472 (overflow_warning): Same.
3474 * sched-deps.c (sched_analyze_2): Handle vectors.
3476 * rtlanal.c (rtx_unstable_p): Handle vectors.
3477 (rtx_varies_p): Same.
3478 (count_occurrences): Same.
3479 (regs_set_between_p): Same.
3480 (modified_between_p): Same.
3481 (modified_in_p): Same.
3482 (volatile_insn_p): Same.
3483 (volatile_refs_p): Same.
3484 (side_effects_p): Same.
3485 (may_trap_p): Same.
3486 (inequality_comparisons_p): Same.
3487 (replace_regs): Same.
3488 (computed_jump_p_1): Same.
3490 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
3491 argument.
3492 (inner_mode_array): New.
3493 (copy_rtx): Handle vectors.
3494 (copy_most_rtx): Same.
3495 (rtx_equal_p): Same.
3496 (get_mode_alignment): Adjust for vectors.
3498 * resource.c (mark_referenced_resources): Handle vectors.
3499 (mark_set_resources): Same.
3501 * reload1.c (eliminate_regs): Handle vectors.
3502 (elimination_effects): Same.
3503 (scan_paradoxical_subregs): Same.
3505 * reload.c (subst_reg_equivs): Handle vectors.
3507 * regrename.c (scan_rtx): Handle vectors.
3509 * regclass.c (reg_scan_mark_refs): Handle vectors.
3511 * recog.c (find_single_use_1): Handle vectors.
3513 * local-alloc.c (equiv_init_varies_p): Handle vectors.
3514 (contains_replace_regs): Same.
3515 (memref_referenced_p): Same.
3517 * integrate.c (copy_rtx_and_substitute): Handle vectors.
3518 (subst_constants): Same.
3520 * genattrtab.c (attr_copy_rtx): Handle vectors.
3521 (encode_units_mask): Same.
3522 (clear_struct_flag): Same.
3523 (count_sub_rtxs): Same.
3525 * gcse.c (want_to_gcse_p): Handle vectors.
3526 (oprs_unchanged_p): Same.
3527 (hash_expr_1): Same.
3528 (oprs_not_set_p): Same.
3529 (expr_killed_p): Same.
3530 (compute_transp): Same.
3531 (store_ops_ok): Same.
3533 * function.c (purge_addressof_1): Do not allow paradoxical subregs
3534 of vectors.
3535 (fixup_var_refs_1): Same.
3536 (instantiate_virtual_regs_1): Same.
3538 * fold-const.c (operand_equal_p): Handle vectors.
3539 (fold): Same.
3540 (rtl_expr_nonnegative_p): Same.
3542 * flow.c (mark_used_regs): Handle vectors.
3544 * df.c (df_uses_record): Handle vectors.
3546 * cselib.c (cselib_subst_to_values): Handle vectors.
3547 (cselib_mem_conflict_p): Same.
3548 (hash_rtx): Same.
3550 * cse.c (canon_reg): Handle vectors.
3551 (fold_rt): Same.
3552 (cse_process_notes): Same.
3553 (count_reg_usage): Same.
3554 (canon_hash): Same.
3556 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
3558 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
3560 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
3561 (gen_rtx): Handle CONST_VECTOR.
3562 (gen_const_vector_0): New.
3563 (copy_rtx_if_shared): CONST_VECTORs can be shared.
3564 (reset_used_flags): Same.
3565 (copy_insn_1): Same.
3566 (initializer_constant_valid_p): Handle VECTOR_CST.
3568 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
3570 * doc/rtl.texi (Constants): Document const_vector.
3571 (CONST0_RTX): Update for vectors.
3572 (RTL sharing): Same.
3574 * print-tree.c (print_node): Add case for VECTOR_CST.
3576 * tree.h (TREE_VECTOR_CST_ELTS): New.
3577 (struct tree_vector): New.
3578 (union tree_node): Add vector node.
3579 (build_vector): Add prototype.
3581 * tree.def (VECTOR_CST): New.
3583 * tree.c (build_vector): New.
3585 * expmed.c (make_tree): Handle CONST_VECTOR.
3587 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
3588 (CONST_VECTOR_ELT): New.
3589 (CONST_VECTOR_NUNITS): New.
3591 * machmode.h (GET_MODE_INNER): New.
3592 (DEF_MACHMODE): Accept 8th arg.
3594 * machmode.def: Add 8th argument for vector inner mode.
3595 Add inner vector modes for vectors.
3597 * rtl.def (VEC_CONST): Remove.
3598 (CONST_VECTOR): New.
3600 * expr.c (clear_storage): Allow vectors.
3601 (is_zeros_p): Handle VECTOR_CST.
3603 * varasm.c (output_constant_pool): Handle vectors.
3604 (rtx_const): Add veclo and vechi fields.
3605 (kind): Add RTX_VECTOR.
3606 (decode_rtx_const): Add case for vector.
3608 * config/rs6000/rs6000-protos.h: Add zero_constant.
3610 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
3611 constants. Force easy vector constants into memory.
3612 (easy_vector_constant): New.
3613 (emit_easy_vector_constant): New.
3614 (rs6000_legitimize_reload_address): Do not generate bad reloads on
3615 darwin.
3617 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
3618 instruction does.
3619 ("altivec_lvxl"): Same.
3620 (altivec_lvebx): Same.
3621 (altivec_lvehx): Same.
3622 (altivec_lvewx): Same.
3623 ("*movv4si_const0"): New.
3624 ("*movv4sf_const0"): New.
3625 ("*movv8hi_const0"): New.
3626 ("*movv16qi_const0"): New.
3628 2002-02-18 Kazu Hirata <kazu@hxi.com>
3630 * config/h8300/h8300.c (notice_update_cc): Use
3631 cc_status.value2.
3633 2002-02-18 Kazu Hirata <kazu@hxi.com>
3635 * config/h8300/h8300.md (divmod patterns): Change the
3636 constraints for operands[1] to register_operand.
3638 2002-02-18 Kazu Hirata <kazu@hxi.com>
3640 * config/h8300/h8300-protos.h: Remove the prototype for
3641 p_operand.
3642 * config/h8300/h8300.c (p_operand): Remove.
3643 * config/h8300/h8300.md: Replace p_operand with
3644 const_int_operand.
3646 2002-02-18 Philip Blundell <pb@nexus.co.uk>
3648 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
3649 comment.
3650 (output_return_instruction): Allow use of LDR to unstack
3651 return addresss even for interrupt handlers or when
3652 interworking. If compiling for ARMv5, use interworking-safe
3653 return instructions by default. Remove duplicated code and
3654 lengthy "strcat" sequences.
3656 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3658 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
3659 (LINK_EH_SPEC): Define.
3660 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
3662 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3664 * config/s390/s390.c (s390_emit_prologue): Do not set the
3665 frame_related flag for call-clobbered registers.
3667 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
3669 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
3670 (construct_container): Fix handling of SSE operands.
3671 (ix86_expand_builtin): Fix handling of 64bit pointers.
3672 (mmx_maskmovq_rex): New pattern.
3674 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
3676 * regrename.c (kill_set_value): Handle subregs properly.
3678 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
3680 * objc/objc-act.c (handle_impent): Remove leading '*'
3681 from objc_class_name.
3683 2002-02-17 Richard Henderson <rth@redhat.com>
3685 * config/alpha/alpha.c (some_small_symbolic_operand,
3686 some_small_symbolic_operand_1, split_small_symbolic_operand,
3687 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
3688 Handle small SYMBOL_REFs anywhere, not just inside memories.
3689 * config/alpha/alpha-protos.h: Update.
3690 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3691 * config/alpha/alpha.md (small symbolic operand splitter): Update.
3693 2002-02-17 Roland McGrath <roland@frob.com>
3695 * config.gcc (powerpc-*-gnu-gnualtivec*,
3696 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
3697 * config/rs6000/gnu.h: New file.
3698 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
3699 Grok "gnu" in rs6000_abi_name.
3700 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
3701 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
3702 Grok -mcall-gnu analogous to -mcall-linux et al.
3703 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
3704 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
3705 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
3707 2002-02-17 Jakub Jelinek <jakub@redhat.com>
3709 PR c/3444:
3710 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
3711 shortening.
3713 2002-02-17 Philipp Thomas <pthomas@suse.de>
3715 * config/cris/cris.h: Undefine STARTFILE_SPEC and
3716 ENDFILE_SPEC before (re)defining them.
3718 2002-02-17 Kazu Hirata <kazu@hxi.com>
3720 * config/h8300/h8300.c: Fix formatting.
3721 * config/h8300/h8300.h: Likewise.
3723 2002-02-17 Philipp Thomas <pthomas@suse.de>
3725 * doc/tm.texi: Explain why empty strings should not be
3726 marked for translation.
3728 2002-02-17 Philipp Thomas <pthomas@suse.de>
3730 * final.c (output_operand_lossage): Changed to accept
3731 printf style arguments. Change calls where necessary.
3732 * output.h (output_operand_lossage): Change declaration
3733 accordingly. Update copyright.
3734 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3735 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3736 Update copyright date where necessary.
3738 * config/i386/i386.c (print_operand): Likewise. Remove use of
3739 sprintf.
3741 * config/cris/cris.c (cris_operand_lossage): Likewise.
3742 Rename parameter so that exgettext recognizes it as
3743 translatable message.
3744 (LOSE_AND_RETURN): Rename parameter to msgid.
3746 2002-02-17 Kazu Hirata <kazu@hxi.com>
3748 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3749 hard coded register number with an appropriate macro.
3750 (HARD_REGNO_MODE_OK): Likewise.
3751 (ARG_POINTER_REGNUM): Likewise.
3752 (STATIC_CHAIN_REGNUM): Likewise.
3753 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3754 * config/h8300/h8300.md (define_constants): Define more
3755 register numbers.
3757 2002-02-17 Philipp Thomas <pthomas@suse.de>
3759 * config/i386/i386.h: Don't mark empty strings for translation.
3761 2002-02-16 H.J. Lu <hjl@gnu.org>
3763 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3765 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3767 * cppinit.c (merge_include_chains): Check for brack being
3768 NULL before attempting to merge it with qtail.
3770 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3772 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3773 DBX_DEBUG.
3775 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3777 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3779 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3781 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3782 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3783 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3785 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3787 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3788 now only if !TARGET_FIX.
3789 (*movsi_nt_vms_fix): New pattern.
3791 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3793 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3794 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3795 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3796 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3797 (alpha_start_function, alpha_expand_epilogue): Likewise.
3798 (unicosmk_gen_dsib): Likewise.
3800 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3802 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3804 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3806 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3807 check_and_change_labels, s390_final_chunkify): Delete.
3808 (s390_split_branches, s390_chunkify_pool): New functions.
3809 (s390_function_prologue): Call them.
3811 * config/s390/s390.h (S390_REL_MAX): Delete.
3812 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3814 * config/s390/s390.md (cjump, icjump, jump): Fix length
3815 attribute calculation.
3818 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3820 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3821 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3823 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3825 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3826 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3827 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3829 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3831 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3833 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3835 * reload.c (find_dummy_reload): Check that an output register
3836 is valid for its mode.
3838 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3840 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3841 to simplify it.
3843 * function.c (assign_parms): Demote promoted argument passed by
3844 transparent reference.
3846 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3848 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3849 -Acpu() and -Amachine() to eliminate warnings.
3851 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3853 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3855 2002-02-14 Kazu Hirata <kazu@hxi.com>
3857 * config/h8300/h8300-protos.h: Update the prototype for
3858 const_costs.
3859 * config/h8300/h8300.c (const_costs): Treat SET as a little
3860 more expensive operation.
3861 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3862 reference to const_costs.
3864 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3866 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3868 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3870 PR c/5503:
3871 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3872 use arguments from newtype.
3874 2002-02-13 Eric Christopher <echristo@redhat.com>
3876 * config/mips/mips.c (override_options): Add check for march/mipsX
3877 on the same command line. Fix error message in cpu processing.
3878 Remove architecture and ISA checks.
3880 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3882 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3884 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3886 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3888 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3889 alternatives.
3890 ("*movv8hi_internal1"): Same.
3891 ("*movv16qi_internal1"): Same.
3892 ("*movv4sf_internal1"): Same.
3894 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3895 not push_reload for altivec modes.
3897 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3899 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3900 all RTEMS targets including removal of #includes from config/*/rtems*.h
3901 file and adding them to tm_file setting. Added xm_defines=POSIX to
3902 many targets.
3903 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3904 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3905 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3906 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3907 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3908 config/m68k/rtemself.h: Ditto.
3909 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3910 config/mips/rtems64.h: Ditto.
3911 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3912 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3913 Ditto.
3914 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3915 config/sparc/rtemself.h: Ditto.
3916 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3917 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3918 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3919 more like arm-elf.
3920 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3921 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3922 target made more similar to i386-elf.
3923 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3924 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3925 be similar to config/m68k/t-m68kelf.
3926 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3928 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3930 * regmove.c (kill_value): Handle subregs.
3932 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3934 * i386.md (mul patterns): Allow memory operand to be first;
3935 add expanders where needed; fix constraints.
3936 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3937 Allow memory operand to be the first.
3939 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3940 operands.
3942 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3944 PR c/5681:
3945 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3946 GET_MODE (x).
3948 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3950 PR optimization/5547:
3951 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3952 all valid IA-32 address modes involving non-scaled %ebx and
3953 GOT/GOTOFF as displacement.
3955 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3957 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3958 after emitting ltorg insns.
3960 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3961 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3962 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3963 *abssf2): Fix "op_type" attribute.
3965 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3967 * mkconfig.sh: Avoid using a subshell redirect.
3968 ($output.T): Change to $(output)T.
3969 (ENABLE_NLS): Remove unneeded undef.
3971 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3972 * config/alpha/x-vms (libsubdir): Define.
3974 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3975 register frame procedures. Optimize retrieving context.
3977 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3978 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3979 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3981 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3983 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3984 Make same change as for find_base_value.
3986 2002-02-13 Kazu Hirata <kazu@hxi.com>
3988 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3989 of QImode and SImode.
3991 2002-02-13 Kazu Hirata <kazu@hxi.com>
3993 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3994 length computation of movsi.
3995 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3997 2002-02-13 Kazu Hirata <kazu@hxi.com>
3999 * config/h8300/h8300.md (subqi3): Tighten the predicate for
4000 operands[2] to register_operand.
4002 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
4004 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
4006 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
4008 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
4009 for altivec_lvx* and altivec_stvx*.
4010 ("*movv4si_internal"): Add constraint for loading from GPRs.
4011 ("*movv8hi_internal1"): Same.
4012 ("*movv16qi_internal1"): Same.
4013 ("*movv4sf_internal1"): Same.
4015 * config/rs6000/rs6000.c (altivec_register_operand): New.
4017 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4018 altivec_register_operand.
4020 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
4022 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
4023 handle SYMBOL_REF.
4025 2002-02-13 Stan Shebs <shebs@apple.com>
4027 * c-typeck.c (digest_init): Handle vectors.
4028 (really_start_incremental_init): Same.
4029 (pop_init_level): Same.
4030 (process_init_element): Same.
4032 * varasm.c (output_constant): Same.
4034 * expr.c (clear_storage): Same.
4035 (store_constructor): Same.
4037 2002-02-12 Eric Christopher <echristo@redhat.com>
4039 * explow.c (hard_function_value): Add comment explaining
4040 signed/unsigned comparison.
4042 2002-02-12 Jakub Jelinek <jakub@redhat.com>
4044 * jump.c (never_reached_warning): Add finish argument.
4045 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
4046 real insn after end.
4047 * rtl.h (never_reached_warning): Adjust prototype.
4048 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
4049 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
4050 never_reached_warning.
4052 2002-02-12 Graham Stott <grahams@redhat.com>
4054 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
4056 2002-02-12 Kazu Hirata <kazu@hxi.com>
4058 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
4059 logical shifts on H8/300.
4060 (shift_alg_si): Improve several shifts on H8/300.
4061 (get_shift_alg): Likewise.
4063 2002-02-12 Graham Stott <grahams@redhat.com>
4065 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
4067 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4069 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
4070 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
4072 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
4074 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
4075 non-CONST_INT through default_assemble_integer.
4076 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
4077 <case 8>: Abort for CONST_DOUBLE.
4079 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4081 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
4082 is specified.
4083 * config/pa/pa-linux.h (LIB_SPEC): Delete.
4084 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4086 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
4088 * config/stormy16/stormy16.md (zero_extendqihi2): New.
4090 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
4092 * regrename.c (regrename_optimize): Don't accept a
4093 part-clobbered register if the replaced register is not part
4094 clobbered.
4096 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
4097 take padding into account when computing the argument value.
4099 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
4101 * combine.c (try_combine): Apply substitutions in
4102 CALL_INSN_FUNCTION_USAGE too.
4104 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
4106 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
4107 __builtin_altivec_abs*.
4108 (bdesc_abs): New.
4110 * config/rs6000/rs6000.h (rs6000_builtins): Add
4111 ALTIVEC_BUILTIN_ABS*.
4113 * config/rs6000/altivec.h: Use const char for builtins expecting
4114 literals.
4115 (vec_abs): New versions for C and C++.
4116 (vec_abss): Same.
4118 2002-02-10 Kazu Hirata <kazu@hxi.com>
4120 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
4121 using Pmode.
4123 2002-02-10 Kazu Hirata <kazu@hxi.com>
4125 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
4126 constant definition from h8300.md.
4127 (FRAME_POINTER_REGNUM): Likewise.
4128 * config/h8300/h8300.md (define_constants): Add FP_REG.
4130 2002-02-10 Kazu Hirata <kazu@hxi.com>
4132 * config/h8300/h8300.c (print_operand): Remove redundant code.
4134 2002-02-10 Kazu Hirata <kazu@hxi.com>
4136 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
4137 * config/h8300/h8300.c (byte_reg): Make it static.
4139 2002-02-10 Richard Henderson <rth@redhat.com>
4141 PR c/5623
4142 * c-typeck.c (incomplete_type_error): Handle flexible array members.
4144 2002-02-10 Richard Henderson <rth@redhat.com>
4146 PR c++/5624
4147 * tree.c (append_random_chars): Don't abort if main_input_filename
4148 does not exist.
4150 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
4152 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
4154 2002-02-10 Kazu Hirata <kazu@hxi.com>
4156 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
4157 (pushhi1): Likewise.
4159 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
4161 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
4162 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
4164 2002-02-09 David O'Brien <obrien@FreeBSD.org>
4166 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
4167 remove MASK_VIS.
4168 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
4170 2002-02-09 Kazu Hirata <kazu@hxi.com>
4172 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
4173 a half of an SImode register on H8/300.
4175 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
4177 * i386.md (movdi_2): Add missing '!'.
4179 2002-02-09 Kazu Hirata <kazu@hxi.com>
4181 * config/h8300/h8300.h: Fix formatting. Remove commented-out
4182 definitions.
4184 2002-02-09 Kazu Hirata <kazu@hxi.com>
4186 * config/h8300/h8300.md (length): Correct the distance valid
4187 for the short branch.
4189 2002-02-09 Kazu Hirata <kazu@hxi.com>
4191 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
4193 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4195 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
4196 registers in SImode.
4197 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
4198 part-clobbered.
4200 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
4201 patch.
4203 Contribute sh64-elf.
4204 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4205 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
4206 (sh_cannot_modify_jumps_p): New function.
4207 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4208 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
4209 (sh_ms_bitfield_layout_p): New function.
4210 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
4211 Zack Weinberg <zack@codesourcery.com>
4212 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
4213 expand_simple_binop instead of expand_binop.
4214 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
4215 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
4216 use of .quad and .uaquad.
4217 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
4218 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
4219 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4220 * config/sh/sh.md (movdi_const, movdi_const_32bit,
4221 movdi_const_16bit): Make sure all CONSTs have modes.
4222 (sym2PIC): Ditto, but by adjusting all callers.
4223 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
4224 if the prologue calls the SHmedia argument decoder or register
4225 saver.
4226 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4227 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
4228 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4229 (sh_expand_epilogue): Don't emit USE of return target register.
4230 (prepare_move_operands): Legitimize DImode PIC addresses.
4231 (sh_media_register_for_return): Skip tr0, used to initialize the
4232 PIC register.
4233 (sh_expand_prologue): Remove explicit USE of return register.
4234 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
4235 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
4236 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
4237 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
4238 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
4239 EXTRA_CONSTRAINT_T.
4240 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
4241 (MOVI_SHORI_BASE_OPERAND_P): New.
4242 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
4243 (EXTRA_CONSTRAINT_T): Define in terms of them.
4244 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
4245 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
4246 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
4247 alternatives supporting TARGET_REGS.
4248 (UNSPEC_GOTPLT): New constant.
4249 (movdi split): Move incrementing of LABEL_NUSES...
4250 (movdi_const, movdi_const_32bit): Here. Use
4251 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
4252 (movdi_const_16bit): New.
4253 (call, call_value) [flag_pic]: Use GOTPLT.
4254 (call_pop, call_value_pop): New expands.
4255 (call_pop_compact, call_pop_rettramp): New insns.
4256 (call_value_pop_compact, call_value_pop_rettramp): New insns.
4257 (sibcall) [flag_pic]: Use GOT.
4258 (builtint_setjmp_receiver): Remove bogus, unused expand.
4259 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
4260 (*pt, *ptb, ptrel): New insns.
4261 (sym2GOT): Handle DImode GOT.
4262 (sym2GOTPLT, symGOTPLT2reg): New expands.
4263 (sym2PIC): New expand.
4264 (shcompact_return_tramp): Use GOTPLT to return trampoline.
4265 (shcompact_return_tramp_i): Use return register explicitly.
4266 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
4267 disable flag_reorder_blocks.
4268 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
4269 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
4270 clobbers, for clarity.
4271 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
4272 restoring of r0 in macl as MAYBE_DEAD.
4273 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
4274 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
4275 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
4276 alter_subreg all over.
4277 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
4278 reload, instead of emitting instructions that would require
4279 reloading.
4280 (casesi_load_media): Add missing modes.
4281 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
4282 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
4283 as used if the argument decoder is called.
4284 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4285 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
4286 Pmode, then extend it to DImode if necessary.
4287 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4288 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
4289 constants in FPU-enabled SHmedia, let them be loaded from memory.
4290 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4291 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
4292 Adjust whitespace in assembly output templates.
4293 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4294 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
4295 mode of if_then_else.
4296 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
4297 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
4298 sh.h.
4299 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
4300 Joern Rennecke <amylaar@redhat.com>
4301 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
4302 (SUBTARGET_CPP_PTR_SPEC): New.
4303 (SUBTARGET_CPP_SPEC): Remove.
4304 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4305 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4306 Fix typo in previous checkin.
4307 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
4308 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
4309 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
4310 Alexandre Oliva <aoliva@redhat.com>
4311 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
4312 what single FP register can hold for SHmedia target.
4313 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4314 Alexandre Oliva <aoliva@redhat.com>
4315 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4316 Do not split into SUBREG.
4317 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
4318 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
4319 and added new functions as specified in SH5 ABI r9.
4320 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
4321 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
4322 8-byte boundary.
4323 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
4324 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
4325 gen_consttable_4 and gen_consttable_8. Emit multiple labels
4326 and consttable_window_ends.
4327 2001-06-03 Graham Stott <grahams@redhat,com>
4328 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
4329 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
4330 * config/sh/sh.c (print_operand): Handle floating-point pair,
4331 vector and matrix registers.
4332 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
4333 vector modes into account.
4334 * config/sh/sh.md (movv2sf): Split move between registers into
4335 movdf.
4336 (movv4sf, movv16sf): Introduce insns that get split only after
4337 reload.
4338 * config/sh/shmedia.h: Fix Copyright dates.
4339 * config/sh/ushmedia.h: Likewise. Move loop counter
4340 declarations into conditionals that uses them.
4341 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
4342 loop boundary.
4343 * config/sh/sshmedia.h: Fix Copyright dates.
4344 (sh_media_PUTCFG): Fix constraints.
4345 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4346 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
4347 ptrmemfunc_vbit_in_delta for SH5.
4348 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
4349 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
4350 * invoke.texi: Likewise.
4351 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4352 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
4353 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
4354 GCC_pop_shmedia_regs_nofpu): New global symbols.
4355 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
4356 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
4357 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
4358 compact function with nonlocal labels.
4359 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
4360 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
4361 (initial_elimination_offset): Account for their stack space.
4362 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
4363 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
4364 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
4365 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
4366 least one of the operands to be a register.
4367 (movv2sf): Likewise. Renamed to movv2sf_i.
4368 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
4369 prepare_move_operands() before emitting SHmedia insns.
4370 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4371 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
4372 Don't save nor initialize r12. Don't mis-align the stack.
4373 Pad the code with a nop.
4374 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
4375 stack.
4376 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
4377 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
4378 [__SHMEDIA__]: Implement.
4379 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
4380 * config/sh/sh.md: Set latency of `pt' closer to reality.
4381 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
4382 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
4383 Set move, load and store type attributes.
4384 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
4385 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
4386 profiling.
4387 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
4388 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
4389 * config/sh/sh.c (sh_media_register_for_return): New function.
4390 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
4391 branch-target register.
4392 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
4393 * config/sh/sh.md (return_media_i): Use any call-clobbered
4394 branch-target register.
4395 (return_media): If r18 wasn't copied in the prologue, copy it
4396 here.
4397 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
4398 Clear class FP0_REGS.
4399 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
4400 from elf.h.
4401 2001-03-08 DJ Delorie <dj@redhat.com>
4402 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
4403 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4404 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
4405 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4406 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
4407 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
4408 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
4409 return value correctly for call_cookie.
4410 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4411 * config/sh/crt1.asm (start): Modified so as to call
4412 ___setup_argv_and_call_main.
4413 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
4414 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
4415 SHmedia mode.
4416 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
4417 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
4418 (STRIP_NAME_ENCODING): Use it.
4419 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
4420 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4421 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
4422 prepare_scc_operands().
4423 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
4424 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
4425 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
4426 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
4427 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4428 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
4429 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
4430 used in shcompact_incoming_args.
4431 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
4432 change.
4433 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
4434 mode.
4435 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
4436 Adjust accordingly.
4437 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4438 Simplify. Adjust. Add sanity check.
4439 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
4440 FPU_SINGLE_BIT.
4441 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
4442 TARGET_SHCOMPACT.
4443 (udivsi3, divsi3): Use them.
4444 (force_mode_for_call): New insn.
4445 (call, call_value, sibcall_value): Emit it before SHcompact
4446 calls.
4447 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4448 * config/sh/sh.md (call, call_value, sibcall): Make sure the
4449 call cookie is non-NULL before taking its value.
4450 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
4451 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
4452 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4453 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
4454 block.
4455 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
4456 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
4457 temporary for stack adjusts. Use MACL and MACH to pass
4458 arguments to shcompact_incoming_args.
4459 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
4460 clobber r1.
4461 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
4462 (nested_trampoline): Load static chain address into r1.
4463 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
4464 2001-01-07 Alexandre Oliva <aoliva@redhat.com
4465 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
4466 fp_arith_reg_operand().
4467 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
4468 * config/sh/sh.md (casesi): Sign-extend the first two operands,
4469 and use signed compares for them.
4470 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
4471 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
4472 ones properly aligned.
4473 (find_barrier): Account for extra alignment needed for 8-byte wide
4474 constants.
4475 (machine_dependent_reorg): Require a label for the second 4-byte
4476 constant after an 8-byte one.
4477 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
4478 change.
4479 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4480 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
4481 last_float when switching float modes.
4482 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
4483 auto-increment for general-purpose registers.
4484 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
4485 result.
4486 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
4487 for stack adjust.
4488 * config/sh/sh.c (sh_builtin_saveregs): Support using all
4489 registers for varargs.
4490 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
4491 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
4492 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
4493 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
4494 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
4495 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
4496 call_cookie accordingly.
4497 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
4498 (SHCOMPACT_BYREF): Likewise.
4499 (SHCOMPACT_FORCE_ON_STACK): New macro.
4500 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
4501 (sh_builtin_saveregs): Likewise.
4502 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4503 shcompact_incoming_args): Use new shift values. Support
4504 sequences of consecutive and non-consecutive pushes/pops.
4505 * config/sh/sh.md (return): Don't explicitly use PR_REG.
4506 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
4507 * config/sh/sh.h (TEXT_SECTION): Define.
4508 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
4509 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4510 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
4511 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
4512 return values on FPU-enabled SHmedia.
4513 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
4514 FPU-enabled SHmedia.
4515 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
4516 value is returned in a non-FP reg and is not returned by
4517 reference.
4518 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
4519 jump_ind.
4520 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
4521 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
4522 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
4523 quad-aligned to be passed by callee-copy reference.
4524 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
4525 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
4526 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
4527 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
4528 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
4529 copying low-numbered FP regs to r7 and r8.
4530 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
4531 FP regs to general-purpose regs only if the copy was passed on the
4532 stack.
4533 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
4534 copying FP reg to r9.
4535 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
4536 copy FP regs to general-purpose regs only in outgoing calls.
4537 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
4538 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
4539 HOST_WIDE_INT.
4540 * config/sh/sh.h (struct sh_args): Document all fields.
4541 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
4542 passed partially on the stack should not consider making
4543 sibcalls.
4544 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
4545 stack_regs only for incoming calls. When passing FP args,
4546 make sure there are FP regs available before modifying
4547 call_cookie.
4548 (SHCOMPACT_BYREF): Pass double args in general-purpose
4549 registers by reference.
4550 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
4551 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
4552 attempt to generate sibcalls if the caller got any arguments
4553 by reference.
4554 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
4555 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
4556 to 8-byte boundaries.
4557 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
4558 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
4559 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
4560 stored in the stack.
4561 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
4562 for the offsets to have the ISA bit set.
4563 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
4564 invocation. Use beq instead of bgt to mark end of sequence of
4565 loads.
4566 (shcompact_incoming_args): Fix store of r2. Use beq instead of
4567 bgt to mark end of sequence of stores.
4568 * config/sh/sh.c (arith_operand): Don't check whether
4569 CONST_OK_FOR_J for now.
4570 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
4571 instead of long for conversion.
4572 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
4573 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
4574 before passing it to fprintf.
4575 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
4576 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
4577 Call set_fpscr before reading/writing SR.
4578 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
4579 Call set_fpscr.
4580 * config/sh/lib1funcs.asm: Add `.align 2' directives before
4581 SHmedia code.
4582 (FMOVD_WORKS): Define on SH5 with FPU.
4583 (set_fpscr): Define on SH5. Remove separate _fpscr_values
4584 setting.
4585 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
4586 _fpscr_values.
4587 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
4588 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
4589 address.
4590 (ia_main_table): Ditto.
4591 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
4592 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4593 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
4594 the definitions from sh.h.
4595 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
4596 TARGET_SH5.
4597 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
4598 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
4599 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4600 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
4601 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
4602 Increment LABEL_NUSES.
4604 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
4605 TARGET_SH5.
4606 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
4607 defined.
4608 * config/sh/elf.h (SIZE_TYPE): Likewise.
4609 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4610 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4611 shcompact_incoming_args): Load switch table addresses using
4612 datalabel.
4613 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4614 (NO_BUILTIN_SIZE_TYPE): Define.
4615 (SIZE_TYPE): Don't define.
4616 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4617 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
4618 definition of __SH5__=32 for -m5-compact-nofpu.
4619 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
4620 ADDR_DIFF_VEC.
4621 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
4622 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
4623 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
4624 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
4625 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
4626 (INSN_LENGTH_ALIGNMENT): Likewise.
4627 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4628 * config/sh/sh.md (call, call_value, sibcall): Simplify
4629 copying of non-branch-target register.
4630 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4631 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
4632 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
4633 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4634 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
4635 floating-point values as structs.
4636 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
4637 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
4638 general-purpose register.
4639 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
4640 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4641 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
4642 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
4643 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
4644 (ENCODE_SECTION_INFO): Enclose variables and constants in
4645 DATALABEL unspecs.
4646 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
4647 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
4648 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
4649 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
4650 only for LABEL_REFs. For SYMBOL_REFs, prepend
4651 SH_DATALABEL_ENCODING to the symbol name.
4652 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
4653 convert_mode().
4654 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4655 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
4656 UNSPEC_DATALABEL.
4657 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
4658 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
4659 (DATALABEL_REF_P): Don't require CONST.
4660 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
4661 REL label.
4662 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
4663 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
4664 right.
4665 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4666 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
4667 Use shallow_copy_rtx and PUT_MODE to change the mode of
4668 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
4669 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
4670 on SHmedia using GENERAL_REGs.
4671 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4672 bltu_media_i): Fix reversion of conditions.
4673 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4674 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
4675 * config/sh/sh.c (output_far_jump): Save r13 in macl.
4676 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
4677 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
4678 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
4679 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
4680 (GCC_nested_trampoline): Likewise.
4681 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
4682 * config/sh/sh.c (gen_datalabel_ref): Define.
4683 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
4684 (INITIALIZE_TRAMPOLINE): Likewise.
4685 (TRAMPOLINE_ADJUST_ADDRESS): Define.
4686 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
4687 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
4688 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
4689 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
4690 (ic_invalidate): Adjust for SH5.
4691 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
4692 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
4693 _nested_trampoline.
4694 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
4695 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
4696 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
4697 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4698 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
4699 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
4700 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4701 * config/sh/sh.c (target_reg_operand): Match only target-branch
4702 registers and pseudos that aren't virtual registers.
4703 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4704 Copy operands that don't match target_reg_operand to pseudos.
4705 (call_media, call_value_media, sibcall_media): Use
4706 target_reg_operand instead of target_operand.
4707 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
4708 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
4709 * config/sh/sh.c (target_reg_operand): Match hardware registers
4710 other than branch-target registers.
4711 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
4712 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
4713 (fpscr_values) [SH5 == 32]: Define.
4714 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
4715 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4716 Handle function addresses coming in SUBREGs.
4717 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
4718 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4719 shcompact_return_trampoline): Use datalabel where appropriate.
4720 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
4721 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
4722 general-purpose register to copy one branch-target register to
4723 another.
4724 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4725 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
4726 SYMBOL_REFs with VOIDmode.
4727 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4728 bltu_media_i): New insns.
4729 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4730 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
4731 (INIT_CUMULATIVE_ARGS): Likewise.
4732 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4733 * machmode.def (V16SFmode): New mode.
4734 * c-common.c (type_for_mode): Support V2SF and V16SF.
4735 * tree.c (build_common_tree_nodes_2): Likewise.
4736 * tree.h (tree_index): Likewise.
4737 * calls.c (emit_call_1): Take args_so_far. Adjust all
4738 callers. Introduce CALL_POPS_ARGS.
4739 * tm.texi (CALL_POPS_ARGS): Document.
4740 * config/sh/crt1.asm: Implement in SHmedia mode.
4741 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4742 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4743 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4744 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4745 Implement divsi and udivsi in SHmedia mode. Introduce
4746 SHcompact trampolines.
4747 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4748 only in SHmedia64.
4749 (regno_reg_class): Rewrite.
4750 (fp_reg_names): Remove.
4751 (sh_register_names, sh_additional_register_names): New.
4752 (print_operand): Added `u'. Support SUBREGs in addresses.
4753 Add parentheses around shifted CONSTs.
4754 (output_file_start): Output .mode and .abi directives.
4755 (shiftcosts, addsubcosts, multcosts): Adjust.
4756 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4757 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4758 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4759 bytes, not registers. Take into account the need for the
4760 SHcompact incoming args trampoline. Adjust all callers.
4761 (sh_expand_prologue): Take stack_regs into account. Call
4762 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4763 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4764 stack aligned as per SH5 ABI.
4765 (sh_builtin_saveregs): Support SH5 ABI.
4766 (sh_build_va_list, sh_va_start): Likewise.
4767 (initial_elimination_offset): Take alignment into account.
4768 Compute location of PR according to the SH5 stack frame.
4769 (arith_reg_operand): Reject branch-target registers.
4770 (shmedia_6bit_operand): New.
4771 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4772 (target_reg_operand): Match DImode only. Accept SUBREGs.
4773 (target_operand): New.
4774 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4775 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4776 SIBCALL_REGS for SHmedia.
4777 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4778 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4779 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4780 (TARGET_SWITCHES): New SH5 flags.
4781 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4782 VALID_REGISTER_P to disable unsupported registers.
4783 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4784 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4785 (FUNCTION_ARG_PADDING): Define.
4786 (FASTEST_ALIGNMENT): Adjust.
4787 (SH_REGISTER_NAMES_INITIALIZER): New.
4788 (sh_register_names): Declare.
4789 (DEBUG_REGISTER_NAMES): Define.
4790 (REGISTER_NAMES): Define based on sh_register_names.
4791 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4792 (sh_additional_register_names): Declare.
4793 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4794 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4795 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4796 (REGISTER_NATURAL_MODE): Define.
4797 (FIRST_PSEUDO_REGISTER): Adjust.
4798 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4799 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4800 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4801 (VECTOR_MODE_SUPPORTED_P): Define.
4802 (REG_CLASS_CONTENTS): Adjust.
4803 (SMALL_REGISTER_CLASSES): Adjust.
4804 (REG_ALLOC_ORDER): Adjust.
4805 (INDEX_REG_CLASS): Adjust.
4806 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4807 (CONST_OK_FOR_LETTER_P): Adjust.
4808 (PREFERRED_RELOAD_CLASS): Adjust.
4809 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4810 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4811 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4812 (FIRST_FP_PARM_REG): Adjust.
4813 (CALL_POPS_ARGS): Define.
4814 (FUNCTION_ARG_REGNO_P): Adjust.
4815 (struct sh_args): New fields.
4816 (GET_SH_ARG_CLASS): Adjust.
4817 (INIT_CUMULATIVE_ARGS): Adjust.
4818 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4819 (FUNCTION_ARG_ADVANCE): Adjust.
4820 (FUNCTION_ARG): Adjust.
4821 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4822 (FUNCTION_ARG_CALLEE_COPIES): Define.
4823 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4824 (STRICT_ARGUMENT_NAMING): Define.
4825 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4826 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4827 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4828 (SETUP_INCOMING_VARARGS): Adjust.
4829 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4830 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4831 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4832 (SUBREG_OK_FOR_INDEX_P): Adjust.
4833 (EXTRA_CONSTRAINT_S): Update.
4834 (EXTRA_CONSTRAINT_T): New.
4835 (EXTRA_CONSTRAINT): Adjust.
4836 (GO_IF_LEGITIMATE_INDEX): Adjust.
4837 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4838 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4839 (MOVE_MAX): Adjust.
4840 (MAX_MOVE_MAX): Define.
4841 (Pmode): Adjust.
4842 (CONST_COSTS): Adjust.
4843 (REGISTER_MOVE_COST): Adjust.
4844 (BRANCH_COST): Adjust.
4845 (TEXT_SECTION_ASM_OP): Adjust.
4846 (DBX_REGISTER_NUMBER): Adjust.
4847 (ASM_OUTPUT_DOUBLE_INT): New.
4848 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4849 (PREDICATE_CODES): Adjust.
4850 (PROMOTE_MODE): Adjust.
4851 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4852 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4853 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4854 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4855 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4856 (TR0_REG, TR1_REG, TR2_REG): New.
4857 (XD0_REG): Renumber.
4858 (UNSPEC_COMPACT_ARGS): New.
4859 (type): Added pt and ptabs.
4860 (length): Default to 4 on SHmedia. Default pt length to 12
4861 and 20 on SHmedia32 and SHmedia64, respectively.
4862 (pt): New function unit.
4863 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4864 Add whitespace between operands of SHmedia instructions.
4865 (movdicc): Fix.
4866 (adddi3_media, addsi3_media): Adjust constraints.
4867 (subsi3) [SHmedia]: Force operand 1 into a register.
4868 (udivsi3_i1_media, udivsi3_i4_media): New.
4869 (udivsi3): Support SHmedia.
4870 (divsi3_i1_media, divsi3_i4_media): New.
4871 (divsi3): Support SHmedia.
4872 (anddi3, iordi3, xordi3): Adjust constraints.
4873 (zero_extendhidi2, zero_extendqidi2): New.
4874 (extendsidi2, extendhidi2, extendqidi2): New.
4875 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4876 (pop_e, pop_fpul, pop_4): Likewise.
4877 (movsi_media): Support FP and BT registers.
4878 (movsi_media_nofpu): New. Adjust splits to DImode.
4879 (lduw, ldub): Renamed to zero_extend* above.
4880 (movqi_media): Fix typo.
4881 (movdi_media): Support FP and BT registers.
4882 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4883 (movdi_const_32bit): New.
4884 (shori_media): Require immediate operand. Use `u' for output.
4885 (movdf_media, movsf_media): Simplified.
4886 (movdf_media_nofpu, movsf_media_nofpu): New.
4887 (movdf, movsf): Adjust
4888 (movv2sf, movv2sf, movv16sf): New.
4889 (beq_media, beq_media_i): Adjust constraints. Don't use
4890 scratch BT register.
4891 (bne_media, bne_media_i): Likewise.
4892 (bgt_media, bgt_media_i): Likewise.
4893 (bge_media, bge_media_i): Likewise.
4894 (bgtu_media, bgtu_media_i): Likewise.
4895 (bgeu_media, bgeu_media_i): Likewise.
4896 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4897 bunordered): Emit jump insn. Force operands to registers when
4898 needed.
4899 (jump_media, jump): Simplify.
4900 (call_compact, call_compact_rettramp): New.
4901 (call_value_compact, call_value_compact_rettramp): New.
4902 (call_media, call_value_media): Simplify.
4903 (sibcall_compact, sibcall_media): New.
4904 (call, call_value): Adjust for SHmedia and SHcompact.
4905 (sibcall, sibcall_value, untyped_call): Likewise.
4906 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4907 (indirect_jump): Adjust for SHmedia.
4908 (casesi_jump_media): New.
4909 (nop): Re-enable for SHmedia.
4910 (call_site): Restrict to SH1.
4911 (casesi): Adjust for SHmedia.
4912 (casesi_shift_media, casesi_load_media): New.
4913 (return): Explicitly use PR register. Call return trampoline
4914 on SHcompact.
4915 (return_i): Explicitly use PR register.
4916 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4917 (return_media): Adjust.
4918 (shcompact_incoming_args): New.
4919 (epilogue): Adjust.
4920 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4921 (movstrsi): Disable on SH5.
4922 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4923 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4924 (subsf3, subsf3_media): Likewise.
4925 (mulsf3, mulsf3_media, mac_media): Likewise.
4926 (divsf3, divsf3_media): Likewise.
4927 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4928 (floatsisf2, fux_truncsfsi2): Likewise.
4929 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4930 constraints.
4931 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4932 (cmpunsf_media, cmpsf): Likewise.
4933 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4934 (abssf2, abssf2_media): Likewise.
4935 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4936 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4937 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4938 (floatsidf2, fix_truncdfsi2): Likewise.
4939 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4940 constraints.
4941 (cmpeqdf_media, cmpgtdf_media): Likewise.
4942 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4943 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4944 (absdf2, absdf2_media): Likewise.
4945 (extendsfdf2, extendsfdf2_media): Likewise.
4946 (truncsfdf2, truncsfdf2_media): Likewise.
4947 * config/sh/sh64.h: New file.
4948 * config/sh/t-sh64: New file.
4949 * config/sh/shmedia.h: New file.
4950 * config/sh/ushmedia.h: New file.
4951 * config/sh/sshmedia.h: New file.
4952 * configure.in: Added sh64-*-elf.
4953 * configure: Rebuilt.
4954 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4955 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4956 (reg_class_from_letter): Use `b' for TARGET_REGS.
4957 (print_operand): Support `%M', `%m', `AND' and
4958 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4959 (andcosts): Adjust for SHmedia.
4960 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4961 Likewise.
4962 (target_reg_operand): New function.
4963 * config/sh/sh-protos.h (target_reg_operand): Declare.
4964 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4965 FP registers on SH5.
4966 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4967 on SH4.
4968 (TARGET_REGISTER_P): New macro.
4969 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4970 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4971 (EXTRA_CONSTRAINT_S): New macro.
4972 (EXTRA_CONSTRAINT): Adjust.
4973 (FLOAT_TYPE_SIZE): Define to 32.
4974 (Pmode): DImode on SHmedia.
4975 (CONST_COSTS): Adjust for SHmedia literals.
4976 (PREDICATE_CODES): Added target_reg_operand.
4977 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4978 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4979 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4980 (cmpdi): Accept SHmedia.
4981 (movdicc_false, movdicc_true): New insns.
4982 (movdicc): New expand.
4983 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4984 no_new_pseudos.
4985 (addsi3_media): Match `S' constraint.
4986 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4987 (negdi2): Expand for SHmedia.
4988 (one_cmpldi2): New expand.
4989 (zero_extendsidi2): Change from expand to insn.
4990 (extendsidi2): Add constraints.
4991 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4992 LD/ST address. Fix SI immediate loading split.
4993 (movhi_media, movqi_media, lduw, ldub): New insns.
4994 (movhi, movqi): Accept SHmedia.
4995 (shori_media, movdi_media): Relax input constraints. Split
4996 symbolic constants.
4997 (movdf_media, movsf_media): New insn. New split to movdi.
4998 (movdf, movsf): Match on SHmedia.
4999 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
5000 bgeu_media): New insns and splits. New insns with `_i' suffix.
5001 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
5002 (bunordered): New expand.
5003 (jump_compact): Renamed from `jump'.
5004 (jump_media): New insn.
5005 (jump): New expand.
5006 (call_media, call_value_media): New insns.
5007 (call, call_value): Adjust.
5008 (indirect_jump_compact): Renamed from `indirect_jump'.
5009 (indirect_jump_media): New insn.
5010 (indirect_jump): New expand.
5011 (untyped_call, return): Accept SHmedia.
5012 (return_media): New insn.
5013 (prologue, epilogue, blockage): Accept SHmedia.
5014 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5015 (sunordered): New expand.
5016 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
5017 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
5018 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
5019 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
5020 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
5021 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
5022 abssf2_media): New insns.
5023 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
5024 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
5025 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
5026 floatdidf2, floatsidf2_media, fix_truncdfdi2,
5027 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
5028 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
5029 absdf2_media): New insns.
5030 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
5031 (extendsfdf2_media, truncdfsf2_media): New insns.
5032 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
5033 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
5034 * config/sh/sh.h (CONST_OK_FOR_J): Document.
5035 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
5036 * config/sh/sh.md (adddi3): New expand.
5037 (adddi3_media, adddi3z_media): New insns.
5038 (adddi3_compact): Renamed from adddi3.
5039 (addsi3_media): Use add.l r63 to add constant zero.
5040 (subdi3): New expand.
5041 (subdi3_media): New insn.
5042 (subdi3_compact): Renamed from subdi3.
5043 (mulsidi3): New expand.
5044 (mulsidi3_media): New insn.
5045 (mulsidi3_compact): Renamed from mulsidi3.
5046 (umulsidi3): New expand.
5047 (umulsidi3_media): New insn.
5048 (umulsidi3_compact): Renamed from umulsidi3.
5049 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
5050 (ashlsi3, ashrsi3, lshrsi3): Use them.
5051 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
5052 (ashldi3, ashrdi3, lshrdi3): Use them.
5053 (zero_extendsidi2): New expand.
5054 (extendsidi2): New insn.
5055 (movsi_media): New insn. Split to movdi to load constants.
5056 (movsi): Enable for shmedia.
5057 (movdi_media): New insn. Use shori_media to load wide constants.
5058 (short_media): New insn.
5059 (movdi): Enable for shmedia.
5060 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
5061 * config/sh/sh.h (CPP_SPEC): Added `m5'.
5062 (SUBTARGET_CPP_SPEC): Added `!m5'.
5063 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
5064 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
5065 to all other SH variants.
5066 (TARGET_DEFAULT): Set to SH1_BIT.
5067 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
5068 (BITS_PER_WORD): Raise to 64 on shmedia.
5069 (MAX_BITS_PER_WORD): Change to 64.
5070 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
5071 (INT_TYPE_SIZE): Keep as 32.
5072 (UNITS_PER_WORD): Raise to 8 on shmedia.
5073 (MIN_UNITS_PER_WORD): Keep as 4.
5074 (POINTER_SIZE): Raise to 64 on shmedia.
5075 (CONST_OK_FOR_J): New macro.
5076 (CONST_OK_FOR_LETTER_P): Use it.
5077 (processor_type): Add PROCESSOR_SH5.
5078 * config/sh/sh.md: Conditionalize all expands, insns and
5079 splits to TARGET_SH1.
5080 (cpu): Added sh5.
5081 (addsi3_compact): Renamed from...
5082 (addsi3): Now an expand.
5083 (addsi3_media, subsi3_media): New insns.
5084 (subsi3): Don't negate constants with SHmedia.
5086 * hooks.c: New file.
5087 * hooks.h: New file.
5088 * Makefile.in (HOOKS_H): New.
5089 (TARGET_DEF_H): Added $(HOOKS_H).
5090 (OBJS): Added hooks.o.
5091 (cfgcleanup.o, bb-reorder.o): Added target.h.
5092 (hooks.o): Added dependencies.
5093 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
5094 (TARGET_INITIALIZER): this.
5095 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
5096 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
5097 * bb-reorder.c: Include target.h.
5098 (reorder_basic_blocks): Skip if cannot modify jumps.
5099 * cfgcleanup.c: Include target.h.
5100 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
5102 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5104 * config/mips/mips.md (casesi_internal, casesi_internal_di):
5105 Protect jump delay slot instructions with .set noreorder and
5106 .set nomacro.
5108 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5110 * config/mips/mips.md (casesi_internal_di): Calculate
5111 the index into the target offset table correctly.
5113 2002-02-08 Richard Henderson <rth@redhat.com>
5115 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
5116 * final.c (output_addr_const): Accept and discard SUBREG.
5117 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
5118 mark them unknown instead.
5119 (simplify_subtraction): Handle RTX_UNKNOWN.
5120 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
5122 2002-02-08 David Edelsohn <edelsohn@gnu.org>
5124 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
5126 2002-02-08 Richard Henderson <rth@redhat.com>
5128 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
5130 2002-02-08 Andreas Jaeger <aj@suse.de>
5132 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
5133 * config/i386/t-linux64: New file.
5135 2002-02-08 Jakub Jelinek <jakub@redhat.com>
5137 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
5138 * c-parse.in (compstmt): Clear last_expr_type.
5140 2002-02-07 Richard Henderson <rth@redhat.com>
5142 * loop.c (strength_reduce): Sink final_value when not
5143 eliminating a biv.
5145 2002-02-07 David O'Brien <obrien@FreeBSD.org>
5147 * config/sparc/freebsd.h: Fix mismatched spec {.
5149 2002-02-07 Richard Henderson <rth@redhat.com>
5151 * cfgrtl.c: Include recog.h and insn-config.h.
5152 (keep_with_call_p): Fix general_operand invocation.
5153 * Makefile.in (cfgrtl.o): Update dependencies.
5155 2002-02-07 Kazu Hirata <kazu@hxi.com>
5157 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
5158 comment. Accept HImode only if TARGET_H8300.
5160 2002-02-07 Eric Christopher <echristo@redhat.com>
5162 * config/mips/crtn.asm: Cleanup #ifdefs.
5164 2002-02-07 Eric Christopher <echristo@redhat.com>
5166 * config/mips/crti.asm: Add changes for mips16. mips16 uses
5167 register 7 as RA instead of $31.
5168 * config/mips/crtn.asm: Ditto.
5169 * config/mips/mips.c (mips_move_2words): Add case for
5170 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
5171 (compute_frame_size): Fix typo.
5172 (save_restore_insns): Ditto. Make documentation about using
5173 register $7 as return register more precise.
5174 (mips_expand_epilogue): Fix comment. Add code to work around not
5175 being able to add to the stack pointer directly.
5176 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
5177 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
5178 epilogue.
5180 2002-02-07 Tom Rix <trix@redhat.com>
5182 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
5183 immediates in ldu and stdu DS opcode field.
5184 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
5185 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
5186 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
5188 2002-02-07 Jeff Sturm <jsturm@one-point.com>
5190 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
5191 offset for stack bias.
5193 2002-02-07 H.J. Lu <hjl@gnu.org>
5195 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
5197 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
5199 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
5201 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
5203 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
5204 * i386.c (x86_order_regs_for_local_alloc): New global function.
5205 * i386.h (REG_ALLOC_ORDER): CLeanup.
5206 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
5208 2002-02-07 Richard Henderson <rth@redhat.com>
5210 PR optimization/2463
5211 * alias.c (find_base_value): Recall base values for fixed hard regs.
5212 * loop.c (loop_regs_update): Don't use single_set on non-insns.
5214 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
5216 * config/mips/mips.md (define_delay) [mips16]: Adjust required
5217 length.
5219 2002-02-06 Richard Henderson <rth@redhat.com>
5221 PR c/5609
5222 * stmt.c (resolve_operand_name_1): Take more care with mixed
5223 named and unnamed operands.
5225 2002-02-06 Janis Johnson <janis187@us.ibm.com>
5226 Jan Hubicka <jh@suse.cz>
5228 * loop.c (remove_constant_addition): Avoid clobbering a shared
5229 CONST expression.
5231 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5233 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
5234 * config/s390/t-linux64: New file.
5235 * config/s390/libgcc-glibc.ver: New file.
5237 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5239 * config/s390/linux64.h: Delete file.
5240 * config/s390/s390x.h: New file.
5241 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
5242 as target header file.
5243 * config/s390/linux.h (TARGET_VERSION): Define depending on
5244 DEFAULT_TARGET_64BIT.
5245 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
5246 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5247 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
5248 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
5249 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
5250 (EXTRA_SPEC): New define.
5251 * config/s390/s390.h (TARGET_VERSION): Define depending on
5252 DEFAULT_TARGET_64BIT.
5253 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
5255 2002-02-06 Jason Merrill <jason@redhat.com>
5257 * c-decl.c (finish_function): Warn about a non-void function with
5258 no return statement and no abnormal exit.
5259 (current_function_returns_abnormally): New variable.
5260 (start_function): Clear it.
5261 (struct c_language_function): Add returns_abnormally.
5262 (push_c_function_context): Save it.
5263 (pop_c_function_context): Restore it.
5264 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
5265 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
5266 an explicit return type.
5267 * c-tree.h: Declare current_function_returns_abnormally.
5268 (C_FUNCTION_IMPLICIT_INT): New macro.
5269 * c-typeck.c (build_function_call): Set it.
5270 (c_expand_return): Set current_function_returns_value even if the
5271 value is erroneous.
5273 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5275 PR c/5420:
5276 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
5277 unsafe for reevaluation.
5279 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5281 PR c/5482:
5282 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
5283 EXPR_STMT, but COMPOUND_STMT, recurse into it.
5285 2002-02-06 Richard Henderson <rth@redhat.com>
5287 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
5288 be a general_operand. Dest for function value must be a pseudo.
5290 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
5292 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
5293 as SYMBOL_REFs from the constant pool.
5295 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
5297 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
5298 passed by invisible reference.
5300 2002-02-05 Richard Henderson <rth@redhat.com>
5302 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
5304 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
5306 Implement using "base addresses" in insn operands as default.
5307 * config/mmix/mmix.c (mmix_conditional_register_usage): if
5308 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
5309 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
5310 used to read the rtx value.
5311 (mmix_target_asm_function_epilogue): Fix spacing.
5312 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
5313 (mmix_legitimate_address): Ditto.
5314 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
5315 should be loaded with a GETA insn. Don't allocate needless extra
5316 char for nul termination and fix misleading comment.
5317 (mmix_print_operand_address): Handle constants if
5318 TARGET_BASE_ADDRESSES.
5319 (mmix_output_register_setting): Use base addressing if
5320 TARGET_BASE_ADDRESSES and the number of insns is 3.
5321 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
5322 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
5323 to use R as constraint, add LDA to match s.
5324 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
5325 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
5326 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
5327 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
5328 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
5329 order with other fixed registers.
5330 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
5331 other parameter/call-clobbered registers.
5332 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
5333 -mbase-addresses, -mno-base-addresses.
5334 (MMIX Options): Ditto.
5336 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5338 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
5340 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
5342 * config/rs6000/altivec.h: Change elem to _S_elem.
5344 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5346 * config/netbsd.h (WCHAR_TYPE): Define.
5347 (WCHAR_TYPE_SIZE): Ditto.
5348 (WINT_TYPE): Ditto.
5349 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
5350 (WCHAR_UNSIGNED): Ditto.
5351 (WCHAR_TYPE_SIZE): Ditto.
5352 (WINT_TYPE): Ditto.
5353 * config/arm/netbsd.h: Likewise.
5354 * config/i386/netbsd-elf.h: Likewise.
5355 * config/i386/netbsd.h: Likewise.
5356 * config/m68k/netbsd-elf.h: Likewise.
5357 * config/m68k/netbsd.h: Likewise.
5358 * config/ns32k/netbsd.h: Likewise.
5359 * config/sparc/netbsd.h: Likewise.
5360 * config/vax/netbsd.: Likewise.
5362 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5364 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
5365 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
5366 (TARGET_INITIALIZER): this.
5367 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
5368 (BITFIELD_NBYTES_LIMITED): Markup fix.
5369 * tree.h (default_ms_bitfield_layout_p): Declare.
5370 (record_layout_info): Added prev_field.
5371 * tree.c (default_ms_bitfield_layout_p): New fn.
5372 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
5373 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
5374 * stor-layout.c: Include target.h.
5375 (start_record_layout): Initialize prev_field.
5376 (place_field): Handle MS bit-field layout, and disregard
5377 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
5378 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
5379 * Makefile.in (stor-layout.o): Adjust dependencies.
5381 2002-02-05 Jason Merrill <jason@redhat.com>
5383 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
5385 2002-02-05 Andreas Jaeger <aj@suse.de>
5387 * crtstuff.c: Fix comments.
5389 2002-02-05 Richard Henderson <rth@redhat.com>
5391 PR fortran/3393
5392 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
5393 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
5395 PR fortran/3392
5396 * config/mips/mips.c (function_arg): Handle TImode.
5397 (function_arg_advance): Likewise.
5399 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5401 * config/rs6000/altivec.h (vec_step_help): Rename to
5402 __vec_step_help.
5404 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5406 * config/rs6000/altivec.h: Fix typos.
5408 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5410 * config/arm/netbsd.h: Correct a comment.
5412 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5414 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
5415 building void typed builtins.
5417 * config/rs6000/altivec.h (vec_ld*): Fix typos.
5418 (vec_step): Implement for C++.
5420 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5422 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
5424 2002-02-04 Richard Henderson <rth@redhat.com>
5426 * combine.c (nonzero_bits): Re-introduce special case for
5427 sp/fp/ap wrt REGNO_POINTER_ALIGN.
5429 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5431 * doc/extend.texi: Warn about unsupported usage of altivec
5432 builtins.
5434 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
5435 (altivec_predicate_*): New.
5437 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
5438 Add C++ version of vec_*() functions.
5440 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
5441 (bdesc_2arg): Remove altivec predicates.
5442 (altivec_expand_builtin): Handle predicates.
5443 (altivec_init_builtins): Handle predicates.
5444 (altivec_expand_predicate_builtin): New.
5446 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5448 * pa.c (DO_FRAME_NOTES): Move forward.
5449 (store_reg): Revise handling of frame notes.
5450 (load_reg): Likewise.
5451 (set_reg_plus_d): Likewise.
5452 (hppa_expand_prologue): Likewise.
5453 (hppa_expand_epilogue): Likewise.
5455 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5457 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
5459 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5461 PR c/4475, c++/3780:
5462 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
5463 * c-common.h (SWITCH_TYPE): Define.
5464 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
5465 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
5466 Rename spareness variable to sparseness.
5467 (expand_end_case_type): Renamed from expand_end_case, use orig_type
5468 if non-NULL instead of TREE_TYPE (orig_index).
5469 * tree.h (expand_end_case_type): Renamed from expand_end_case.
5470 (expand_end_case): Define using expand_end_case_type.
5471 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
5472 to expand_end_case_type.
5473 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
5475 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5477 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
5478 (BIGGEST_ALIGNMENT): Change to 128.
5480 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5482 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
5484 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5486 * pa.md (call_internal_reg_64bit): Remove unused variable.
5488 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
5490 * config/arm/arm.h (machine_function): Add uses_anonymous_args
5491 field.
5492 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
5493 * config/arm/arm.c (current_function_anonymous_args): Delete,
5494 replace uses with cfun->machine->uses_anonymous_args.
5495 (arm_reorg): Do not reset uses_anonymous_args.
5497 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
5498 any geenral register.
5500 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
5502 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
5503 the entry block.
5505 2002-02-04 Richard Henderson <rth@redhat.com>
5507 * combine.c (force_to_mode): Remove STACK_BIAS code.
5508 (nonzero_bits): Likewise. Replace sp/fp special case with
5509 REGNO_POINTER_ALIGN.
5511 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
5512 (HARD_FRAME_POINTER_REGNUM): New.
5513 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
5514 (FIXED_REGS, CALL_USED_REGS): Update.
5515 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
5516 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
5517 (HARD_REGNO_NREGS): Update for SFP.
5518 (STACK_POINTER_OFFSET): Include bias here ...
5519 (FIRST_PARM_OFFSET): ... not here.
5520 (STACK_BIAS): Remove.
5521 (INIT_EXPANDERS): New.
5522 (STARTING_FRAME_OFFSET): Do not include bias.
5523 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5524 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
5525 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
5526 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
5527 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
5528 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
5529 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
5530 (MUST_SAVE_REGISTER): Likewise.
5531 (sparc_flat_function_prologue): Likewise.
5532 (sparc_flat_function_epilogue): Likewise.
5533 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
5534 (sparc_init_modes): SFP is GENERAL_REGS.
5535 (sparc_builtin_saveregs): SFP does not have bias applied.
5537 2002-02-04 Richard Henderson <rth@redhat.com>
5539 * config/alpha/alpha.c (current_function_is_thunk): Don't check
5540 current_function_is_thunk.
5541 (alpha_sa_mask): Distinguish between current_function_is_thunk
5542 called from ASM_OUTPUT_MI_THUNK and not.
5543 (alpha_does_function_need_gp): Thunks always need gp.
5544 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
5545 (alpha_output_mi_thunk_osf): New.
5546 * config/alpha/alpha-protos.h: Update.
5547 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
5549 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
5551 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
5552 function types, not when they're taken away.
5554 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
5556 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
5557 CODE_LABEL and jump table when replacing a table jump with a
5558 simple jump.
5560 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5562 * config/s390/s390-protos.h (legitimize_la_operand,
5563 s390_secondary_input_reload_class, s390_plus_operand,
5564 s390_expand_plus_operand): Add prototypes.
5566 config/s390/s390.c (s390_secondary_input_reload_class,
5567 s390_plus_operand, s390_expand_plus_operand): New functions.
5569 (struct s390_address): New member 'pointer'.
5570 (s390_decompose_address): Compute it.
5571 (legitimate_la_operand_p): Use it.
5572 (legitimize_la_operand): New function.
5573 (movti, movdi, movdf splitters): Call it.
5575 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
5576 (PREDICATE_CODES): Add s390_plus_operand.
5578 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
5579 (la_ccclobber): Allow GENERAL_REGS as output operand.
5581 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
5582 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
5583 (*la_64, *la_31, reload_indi, reload_insi): ... these.
5585 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5587 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
5588 register names for regular asm () construct.
5590 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5592 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
5593 registers.
5595 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5597 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
5598 pat for recog.
5600 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
5602 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
5603 constant pool to be identical by string address and index.
5605 2002-02-04 Anthony Green <green@redhat.com>
5607 * output.h (SECTION_OVERRIDE): Define.
5608 * varasm.c (named_section): Obey SECTION_OVERRIDE.
5610 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5612 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
5613 by existing arm*-*-netbsd* (a.out) target.
5614 (ns32k-*-netbsdelf*): Likewise.
5615 (sparc-*-netbsdelf*): Likewise.
5616 (vax-*-netbsdelf*): Likewise.
5618 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
5620 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
5621 headers and libobjc headers.
5623 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
5625 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
5626 (_mingw.h): Remove duplicate include.
5628 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5630 * config.gcc: Set cpu_type to m68k for 68010, as well.
5631 (m68010-*-netbsdelf*): New...
5632 (m68k*-*-netbsdelf*): ...targets.
5633 * config/m68k/netbsd-elf.h: New file.
5635 2002-02-02 Kazu Hirata <kazu@hxi.com>
5637 * config/h8300/h8300.c (hand_list): Move inside function_arg.
5639 2002-02-02 Kazu Hirata <kazu@hxi.com>
5641 * config/h8300/h8300.c (h8_push_ops): Move inside
5642 h8300_init_once.
5643 (h8_pop_ops): Likewise.
5644 (h8_move_ops): Likewise.
5646 2002-02-02 Kazu Hirata <kazu@hxi.com>
5648 * config/h8300/h8300.c (os_task): Make it static.
5649 (monitor): Likewise.
5650 (pragma_saveall): Likewise.
5652 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
5654 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
5655 constant is a valid sign-extension for Pmode.
5657 2002-02-02 Kazu Hirata <kazu@hxi.com>
5659 * config/h8300/h8300.c: Fix formatting.
5661 2002-02-02 Kazu Hirata <kazu@hxi.com>
5663 * config/h8300/h8300.md: Fix formatting.
5665 2002-02-02 Kazu Hirata <kazu@hxi.com>
5667 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
5668 predicates of operands[1]. Split the patterns for each
5669 processor variant.
5671 2002-02-02 Kazu Hirata <kazu@hxi.com>
5673 * config/h8300/h8300.md (xor patterns): Tighten the predicates
5674 of operands[1] to register_operand.
5676 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5678 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
5679 * cpphash.c (_cpp_init_hashtable): Similarly.
5680 * cppinit.c (cpp_create_reader): Default the signed_char flag.
5681 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
5682 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
5683 (cpp_handle_option): Handle the new options.
5684 * cpplex.c (cpp_interpret_charconst): Use new flag.
5685 * cpplib.h (struct cpp_options): New member signed_char.
5686 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
5687 (cpp_options): Handle -fsigned-char and -funsigned-char.
5688 (static_specs): Remove signed_char_spec.
5689 (do_spec1): Don't handle %c.
5690 * system.h: Poison SIGNED_CHAR_SPEC.
5691 * tradcif.y (yylex): Use flag_signed_char.
5692 * tradcpp.h (flag_signed_char): New.
5693 * tradcpp.c (flag_signed_char): New.
5694 (main): Handle new command-line options.
5695 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
5696 config:
5697 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
5698 * avr/avr.h: Remove old comments.
5699 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
5700 (CC1_SPEC): Pass -fsigned-char if -mic*.
5701 (SIGNED_CHAR_SPEC): Remove.
5702 doc:
5703 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
5705 2002-02-01 Eric Christopher <echristo@redhat.com>
5707 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
5708 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
5709 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
5710 (ASM_OUTPUT_REG_POP): Ditto.
5712 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5714 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
5715 patch.
5717 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5719 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
5721 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5723 PR c/5304:
5724 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
5725 unconditionally.
5727 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5729 * cfganal.c: Include tm_p.h.
5730 (keep_with_call_p): Fix the test that determines if a register holds
5731 the return value of a call.
5733 2002-02-01 DJ Delorie <dj@redhat.com>
5735 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5736 we are given conflicting registers, switch to the other one we
5737 had allocated for us.
5738 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5739 as TImode so we know when the "other" register is available.
5741 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5743 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5744 sparc/sparc_bi.h.
5746 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5748 * cfganal.c (keep_with_call_p): New function.
5749 (flow_call_edges_add): Prevent splitting a block between a call and
5750 a single-set instruction that should be kept in the same block.
5752 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5754 * doc/install.texi (avr): Update outdated URL.
5756 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5758 * config/stormy16/stormy16.md (pushqi): New.
5759 (popqi): New.
5760 (pushhi): New.
5761 (pophi): New.
5762 (movhi): Remove stack operands.
5763 (movqi): Likewise.
5764 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5765 nonimmediate_nonstack_operand.
5766 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5767 New.
5768 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5769 New.
5771 2002-01-31 Jason Merrill <jason@redhat.com>
5773 * Makefile.in (c-parse.c): Handle .output file.
5774 * objc/Make-lang.in (objc-parse.c): Likewise.
5776 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5778 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5779 the -me[lb] option is given. Don't output the default flag
5780 twice.
5782 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5784 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5785 the primary source file; this has not been done yet.
5786 * c-decl.c (c_expand_body): Reset input_filename from
5787 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5789 2002-01-31 Kazu Hirata <kazu@hxi.com>
5791 * rtlanal.c (subreg_regno_offset): Do not use
5792 SUBREG_REGNO_OFFSET.
5793 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5794 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5796 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5798 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5799 version rather than GNATS version in --version output.
5801 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5803 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5804 when copying back from a temporary.
5806 2002-01-30 Richard Henderson <rth@redhat.com>
5808 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5809 and new_dest are the same.
5811 2002-01-30 Richard Henderson <rth@redhat.com>
5813 PR opt/5076
5814 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5815 * rtl.c (note_insn_name): Update.
5816 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5817 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5818 to perform loop rotation.
5819 (expand_exit_loop_top_cond): New.
5820 * tree.h (expand_exit_loop_top_cond): Declare it.
5821 * c-semantics.c (genrtl_while_stmt): Use it.
5822 (genrtl_for_stmt): Likewise.
5824 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5826 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5827 arguments to 64-bit boundaries on 64-bit ABIs.
5829 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5831 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5833 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5835 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5836 invalid type.
5838 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5840 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5841 * config/sparc/sparc_bi.h: Remove file.
5842 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5844 2002-01-30 Richard Henderson <rth@redhat.com>
5846 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5848 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5850 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5852 2002-01-30 Jason Merrill <jason@redhat.com>
5854 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5855 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5856 (reg_save): Use DW_CFA_offset_extended_sf instead.
5858 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5860 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5862 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5863 in cselib_lookup.
5865 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5867 * rs6000.md ("*call_value_local32"): Remove constraints.
5868 ("*call_value_local64"): Same.
5869 ("*call_value_indirect_nonlocal_aix32"): Same.
5870 ("*call_value_nonlocal_aix32"): Same.
5871 ("*call_value_indirect_nonlocal_aix64"): Same.
5872 ("*call_value_nonlocal_aix64"): Same.
5873 ("*call_value_nonlocal_sysv"): Same.
5875 2002-01-29 Richard Henderson <rth@redhat.com>
5877 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5879 2002-01-29 Richard Henderson <rth@redhat.com>
5881 * expr.c (force_operand): Ignore flag_pic for detecting pic
5882 address loads.
5883 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5884 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5885 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5886 instead of open-coded loop.
5887 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5888 be fixed when in use.
5890 2002-01-29 Richard Henderson <rth@redhat.com>
5892 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5893 * sched-rgn.c (propagate_deps): Update them.
5894 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5895 clobbers list when either gets too long.
5897 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5899 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5900 and INDEX_REGS the same as GENERAL_REGS.
5901 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5903 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5905 * tree.c (build_nonstandard_integer_type): Correct prototype.
5907 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5909 * config/s390/s390.md (movstrsico, movstrdix_64,
5910 movstrsix_31): Remove, replace by ...
5911 (movstrdi_short, movstrsi_short, movstrdi_long,
5912 movstrsi_long): ... these. New.
5913 (movstrdi, movstrsi): Adapt.
5915 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5916 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5917 Remove unnecessary CC clobber.
5918 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5919 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5921 (divmoddi4): Don't partially initialize TImode register.
5923 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5925 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5927 2002-01-29 Richard Henderson <rth@redhat.com>
5929 * flow.c (print_rtl_and_abort): Remove.
5930 (print_rtl_and_abort_fcn): Remove.
5931 (verify_local_live_at_start): Use dump_bb instead.
5932 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5933 (verify_wide_reg_1): Return 2 on mode test failure.
5935 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5937 PR c/3325, c/3326, c/2511, c/3347
5938 * c-decl.c (enum_decl_context): Remove BITFIELD.
5939 (grokdeclarator): Take bitfield width as an input.
5940 Ensure bitfields are given the correct type. Perform
5941 bitfield width validation with build_bitfield_integer_type
5942 rather than waiting for finish_struct.
5943 (grok_typename, grok_typename_in_parm_context, start_decl,
5944 push_parmdecl, grokfield, start_function): Update calls to
5945 grokdeclarator.
5946 (build_bitfield_integer_type): New function.
5947 (finish_struct): Move bitfield validation to grokdeclarator
5948 and build_bitfield_integer_type.
5949 * tree.c (build_nonstandard_integer_type): New function.
5950 * tree.h (build_nonstandard_integer_type): New prototype.
5951 objc:
5952 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5954 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5956 PR other/1502:
5957 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5958 don't ignore unrecognized -W* options.
5959 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5960 * cpplib.h (cpp_handle_option): Adjust prototype.
5961 * c-decl.c (c_decode_options): Pass 0 as last argument to
5962 cpp_handle_option.
5964 PR c/2896:
5965 * gcc.c (cpp_unique_options): Split from cpp_options.
5966 (cpp_options): Source cpp_unique_options.
5967 (default_compilers): Use cpp_unique_options instead of cpp_options
5968 when used together with cc1_options.
5969 (static_specs): Add cpp_unique_options.
5970 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5971 when used together with cc1_options.
5973 2002-01-29 Kazu Hirata <kazu@hxi.com>
5975 * config/h8300/h8300-protos.h: Update the prototype of
5976 output_a_shift.
5977 * config/h8300/h8300.c (output_a_shift): Remove an unused
5978 argument 'insn'. Remove redundant code.
5979 * config/h8300/h8300.md: Adust to the new prototype of
5980 output_a_shift.
5982 2002-01-29 Kazu Hirata <kazu@hxi.com>
5984 * config/h8300/h8300-protos.h: Update the prototypes of
5985 emit_a_rotate and expand_a_rotate.
5986 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5987 first argument to 'enum rtx_code'.
5988 (expand_a_rotate): Likewise.
5990 2002-01-28 Kazu Hirata <kazu@hxi.com>
5992 * config/h8300/h8300-protos.h: Update the prototype of
5993 output_simode_bld.
5994 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5995 'log2'.
5996 * config/h8300/h8300.md: Adjust to the new prototype.
5998 2002-01-28 Kazu Hirata <kazu@hxi.com>
6000 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
6001 redundant code.
6003 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6005 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
6006 is a fixed register before returning pic_offset_table_rtx.
6007 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
6008 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
6010 2002-01-28 Jason Merrill <jason@redhat.com>
6012 * dwarf2.h: Sync with src version.
6014 2002-01-28 Paul Koning <pkoning@equallogic.com>
6016 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
6017 BT_FN_VOID_PTR_VAR.
6018 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
6019 * doc/extend.texi (__builtin_prefetch): Update documentation:
6020 first argument is now const void ptr.
6022 2002-01-28 Kazu Hirata <kazu@hxi.com>
6024 * config/h8300/h8300-protos.h: Remove an unused prototype.
6026 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
6028 * toplev.c (lang_independent_init): Round up identifier size.
6030 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6032 * config.gcc: Revert previous change.
6034 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
6036 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
6038 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6040 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
6041 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
6042 other non-elf netbsd config frags.
6043 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
6044 collect2 will does that.
6045 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
6046 shared-lib frobbing will work.
6048 2002-01-28 Kazu Hirata <kazu@hxi.com>
6050 * config/h8300/h8300.h: Fix formatting.
6051 * config/h8300/h8300.md: Likewise.
6053 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
6055 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
6056 the old, removed AAA_standards fix.
6057 * fixinc/fixincl.x: Rebuilt.
6059 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
6061 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
6062 atexit call in crtbegin, hooked in after call to frame_dummy;
6063 register EH before registering __fini__start.
6065 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
6067 * config/rs6000/altivec.h: Remove spurious semicolons.
6069 2002-01-27 Kazu Hirata <kazu@hxi.com>
6071 * config/h8300/h8300.md: Replace dead bit extraction patterns
6072 with ones that work.
6074 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6076 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
6077 if not STRICT_ALIGNMENT.
6078 * rtl.h (MEM_ALIGN): Likewise.
6080 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
6082 * doc/invoke.texi (-fdump-translation-unit): Revert this
6083 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
6085 2002-01-27 Kazu Hirata <kazu@hxi.com>
6087 * config/h8300/h8300.md (define_constants): New.
6088 (anonymous patterns) Use defined constants appropriately.
6090 2002-01-27 Kazu Hirata <kazu@hxi.com>
6092 * config/h8300/h8300.c (function_arg): Remove redundant code.
6094 2002-01-26 Richard Henderson <rth@redhat.com>
6096 * sched-deps.c (reg_pending_uses_head): New.
6097 (reg_pending_barrier): Rename from reg_pending_sets_all.
6098 (find_insn_list): Don't mark inline.
6099 (find_insn_mem_list): Remove.
6100 (add_dependence_list, add_dependence_list_and_free): New.
6101 (flush_pending_lists): Replace only_write param with separate
6102 for_read and for_write parameters. Update all callers. Use
6103 add_dependence_list_and_free.
6104 (sched_analyze_1): Do not add reg dependencies here; just set
6105 the pending bits. Use add_dependence_list.
6106 (sched_analyze_2): Likewise.
6107 (sched_analyze_insn): Replace schedule_barrier_found with
6108 reg_pending_barrier. Add all dependencies for pending reg
6109 uses, sets, and clobbers.
6110 (sched_analyze): Don't add reg dependencies for calls, just
6111 set pending bits. Use regs_invalidated_by_call. Treat
6112 sched_before_next_call as a normal list, not a fake insn.
6113 (init_deps): No funny init for sched_before_next_call.
6114 (free_deps): Free pending mems lists. Don't zero reg_last.
6115 (init_deps_global): Init reg_pending_uses.
6116 (finish_deps_global): Free it.
6117 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
6118 (find_insn_mem_list): Remove.
6119 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
6120 (propagate_deps): Use them. Zero temp mem lists.
6122 2002-01-26 Richard Henderson <rth@redhat.com>
6124 * Makefile.in (CRTSTUFF_CFLAGS): New.
6125 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
6126 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
6127 crtstuff.c instead of alpha assembly version.
6128 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
6129 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
6130 not FORCE_{INIT,FINI}_SECTION_ALIGN.
6131 (__do_global_dtors_aux): Mark used.
6132 (frame_dummy, __do_global_ctors_aux): Mark used.
6133 (fini_dummy, init_dummy): Remove.
6135 * config/alpha/crtbegin.asm: Remove file.
6136 * config/alpha/crtend.asm: Remove file.
6137 * config/alpha/t-crtbe: Remove file.
6138 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
6139 (LINK_EH_SPEC): New.
6141 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
6142 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
6143 calling constructors.
6144 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
6146 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
6147 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
6148 CRT_END_INIT_DUMMY hack.
6149 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
6150 FORCE_{INIT,FINI}_SECTION_ALIGN.
6152 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
6153 FORCE_{INIT,FINI}_SECTION_ALIGN.
6155 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
6156 invocation sequence.
6157 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
6159 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
6160 (FORCE_CODE_SECTION_ALIGN): New.
6162 2002-01-26 Richard Henderson <rth@redhat.com>
6164 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
6166 2002-01-26 Richard Henderson <rth@redhat.com>
6168 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
6169 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
6171 2002-01-26 Kazu Hirata <kazu@hxi.com>
6173 * config/h8300/h8300.md: Remove bit extraction patterns that
6174 cannot be triggered.
6175 Restrict each bit extraction pattern to a variant on which the
6176 pattern is tested.
6178 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
6180 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
6182 2002-01-26 Kazu Hirata <kazu@hxi.com>
6184 * config/h8300/h8300.md: Remove bit test patterns that cannot
6185 be triggered.
6186 Restrict each bit test pattern to a variant on which the
6187 pattern is tested.
6189 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6191 * builtins.c (expand_builtin_strncat): Remove redundant check for
6192 INTEGER_CST.
6194 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6196 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
6197 default setting.
6198 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
6199 existing setting.
6201 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6203 * dbxout.c (dbxout_init): Use assemble_name rather than just
6204 stripping off the first character.
6205 (dbxout_source_file): Likewise.
6207 2002-01-25 DJ Delorie <dj@redhat.com>
6209 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
6210 using rtx_equal_p, not by comparing pointers.
6212 2002-01-25 Steve Ellcey <sje@cup.hp.com>
6214 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
6215 for PIC_OFFSET_TABLE_REGNUM.
6216 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
6218 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6220 * config.gcc (x86_64-*-freebsd*): New target.
6221 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
6222 value.
6223 (i[34567]86-*-freebsd*): Don't include svr4.h.
6224 * config/i386/freebsd64.h: New file.
6226 2002-01-25 Douglas B Rupp <rupp@gnat.com>
6228 * config/alpha/x-vms (version): Make static.
6230 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
6231 in previous checkin.
6233 * Makefile.in (install-headers-cp): New target.
6234 * config.gcc (alpha-dec-*vms*): Install headers with
6235 install-headers-cp
6237 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
6239 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
6240 avoid it's copies.
6242 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6244 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
6245 of compare_tree_int.
6246 (expand_builtin_strncat): Likewise.
6247 * c-decl.c (finish_struct): Use tree_low_cst.
6248 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
6249 * tree.c (compare_tree_int): Likewise.
6251 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6253 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
6254 adjustments even if they are implemented by more than two insns.
6256 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
6258 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
6259 * df.h (struct ref): Kill B.
6260 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
6262 * basic-block.h (PROP_EQUAL_NOTES): New flag.
6263 * flow.c (propagate_one_insn): Use it.
6264 (mark_used_regs): Handle NIL.
6266 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6268 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
6269 to help folding.
6271 2002-01-25 David Edelsohn <edelsohn@gnu.org>
6273 * rs6000.md (prefetch): Make address V4SI mode so that the address
6274 is restricted to legitimate form for instruction.
6276 2002-01-25 Bob Wilson <bob.wilson@acm.org>
6278 * doc/install.texi (xtensa-*-elf): New target.
6279 (xtensa-*-linux*): New target.
6280 * doc/contrib.texi: Add myself.
6282 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
6284 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
6285 purpose register to hold an SImode (or smaller) value.
6287 2002-01-25 Jakub Jelinek <jakub@redhat.com>
6289 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
6290 registry only.
6291 * crtstuff.c: Likewise.
6293 2002-01-25 Kazu Hirata <kazu@hxi.com>
6295 * config/h8300/h8300.md (negation patterns): Tighten
6296 predicates to register_operand.
6298 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
6300 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
6301 mode, not Pmode.
6303 * builtins.c (expand_builtin_prefetch): Same.
6305 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6307 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
6308 modes.
6310 2002-01-24 Kazu Hirata <kazu@hxi.com>
6312 * config/h8300/h8300.c (print_operand): Remove support for
6313 operand character 'A'.
6314 * config/h8300/h8300.md (three anonymous patterns): Replace
6315 operand character 'A' with either 'T' or 'S'.
6317 2002-01-24 Kazu Hirata <kazu@hxi.com>
6319 * config/h8300/h8300.c (print_operand): Remove support for
6320 operand character 'U'.
6322 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
6324 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
6326 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
6328 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
6329 values to be assigned to the stack pointer.
6331 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6333 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
6334 to const_double needs to be done right for big-endian systems.
6336 2002-01-24 Jason Merrill <jason@redhat.com>
6338 PR c++/2432
6339 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
6340 to can_throw_internal.
6342 2002-01-23 Richard Henderson <rth@redhat.com>
6344 * fold-const.c (fold): Change UINT_MAX test to check vs precision
6345 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
6347 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6349 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
6350 (symGOT2reg): Use them, then set as GOT value as unchanging.
6351 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
6352 as a temporary, if possible.
6353 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
6354 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
6356 2002-01-23 Kazu Hirata <kazu@hxi.com>
6358 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
6359 accept to accept 0x80 as operands[2].
6361 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6363 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
6365 2002-01-23 Richard Henderson <rth@redhat.com>
6367 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
6369 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
6371 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
6372 (parmlist_or_identifiers_1): Verify that only a parmlist follows
6373 an attribute.
6375 2002-01-23 Richard Henderson <rth@redhat.com>
6377 * expr.c (move_by_pieces_1): Extend size before negation.
6379 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
6380 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
6381 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
6382 * config/m68k/t-m68kelf: Likewise.
6384 2002-01-23 Bob Wilson <bob.wilson@acm.org>
6386 * config/xtensa/elf.h: New file.
6387 * config/xtensa/lib1funcs.asm: New file.
6388 * config/xtensa/lib2funcs.S: New file.
6389 * config/xtensa/linux.h: New file.
6390 * config/xtensa/t-xtensa: New file.
6391 * config/xtensa/xtensa-config.h: New file.
6392 * config/xtensa/xtensa-protos.h: New file.
6393 * config/xtensa/xtensa.c: New file.
6394 * config/xtensa/xtensa.h: New file.
6395 * config/xtensa/xtensa.md: New file.
6396 * config.gcc (xtensa-*-elf*): New target.
6397 (xtensa-*-linux*): New target.
6398 * cse.c (canon_hash): Compare rtx pointers instead of register
6399 numbers. This is required for the Xtensa port.
6400 * integrate.c (copy_insn_list): Handle case where the static
6401 chain is in memory and the memory address has to be copied to
6402 a register.
6403 * doc/invoke.texi (Option Summary): Add Xtensa options.
6404 (Xtensa Options): New node.
6405 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
6407 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6409 * diagnostic.c (internal_error): Do ICE suppression only
6410 when ENABLE_CHECKING is not defined.
6412 * c-typeck.c (require_complete_type): Return error_mark_node
6413 if type is error_mark_node.
6415 2002-01-23 Janis Johnson <janis187@us.ibm.com>
6417 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
6418 -Os and issue a warning.
6420 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6422 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
6423 current (lack of) need for host configuration by hand.
6425 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
6426 references. Documentation of some target macros moved from
6427 hostconfig.texi to tm.texi.
6429 2002-01-23 Will Cohen <wcohen@redhat.com>
6431 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
6432 defined.
6434 2002-01-23 Kazu Hirata <kazu@hxi.com>
6436 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
6437 operand[3].
6439 2002-01-23 Jason Merrill <jason@redhat.com>
6441 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
6443 * function.c (assign_parms): Don't put args of inline functions
6444 into registers when not optimizing.
6446 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
6448 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
6449 (prologue_use): New pattern.
6450 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
6451 preference to gen_rtx_USE.
6452 (thumb_expand_prologue): Use gen_prologue_use in preference to
6453 gen_rtx_USE.
6454 (thumb_expand_epilogue): Use gen_prologue_use in preference to
6455 gen_rtx_USE.
6457 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
6459 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
6461 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
6463 PR c/3504
6464 * doc/extend.texi: Correct documentation of __alignof__.
6466 2002-01-22 Zack Weinberg <zack@codesourcery.com>
6468 * params.h: Rename arguments of DEFPARAM so that it will be
6469 recognized as a translation keyword.
6471 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6473 * extend.texi: Document altivec functions.
6474 Fix N-bit adjectives in X86 builtin documentation.
6476 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6478 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
6479 auto_inc_dec values.
6481 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
6483 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
6484 after backslash.
6485 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
6487 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6489 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
6491 2002-01-22 Richard Henderson <rth@redhat.com>
6493 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
6494 copy_insn not copy_rtx.
6496 2002-01-23 Alan Modra <amodra@bigpond.net.au>
6498 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
6499 "nonzero" as that might add "1" bits. Ensure "constop" is
6500 properly sign extened.
6501 (force_to_mode): Tweak for sign extended constop.
6503 2002-01-22 Richard Henderson <rth@redhat.com>
6505 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
6506 for_each_rtx instead of assuming we're already looking at the MEM.
6507 (split_small_symbolic_mem_operand): Likewise.
6508 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6509 * config/alpha/alpha.md (small symbolic memory splitters): Update.
6511 2002-01-22 Richard Henderson <rth@redhat.com>
6513 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
6514 sequence number for the literal.
6515 (divmoddi_internal_er): Likewise.
6517 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6519 PR java/4972
6520 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
6521 in LIBICONV variable.
6522 * configure: Regenerated.
6524 2002-01-22 Krister Walfridsson <cato@df.lth.se>
6526 * dependence.c (build_def_use): Remove array_idx.
6528 * dwarfout.c (last_filename): Remove.
6529 (output_compile_unit_die): Remove last_filename.
6531 2002-01-22 Roger Sayle <roger@eyesopen.com>
6532 Richard Henderson <rth@redhat.com>
6534 PR opt/3640
6535 * fold-const.c (fold): Optimize unsigned comparisons against
6536 UINT_MAX (and similar unsigned constants).
6538 2002-01-22 Janis Johnson <janis187@us.ibm.com>
6540 * Makefile.in (loop.o): Depend on OPTABS_H.
6541 * loop.c (emit_prefetch_instructions): Check the prefetch operand
6542 against the predicate.
6544 PR target/5379
6545 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
6546 for the address operand.
6548 2002-01-22 Richard Henderson <rth@redhat.com>
6550 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
6552 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6554 PR other/5450
6555 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
6556 preprocessor flags.
6558 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
6560 * config.gcc (x86_64-*-netbsd*): New target.
6561 * config/i386/netbsd64.h: New file.
6563 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6565 * regrename.c (kill_value): Fix typo.
6567 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6569 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
6571 * config/rs6000/rs6000.h: Same.
6573 * function.c (instantiate_virtual_regs): Remove
6574 STARTING_FRAME_PHASE.
6575 (assign_stack_local_1): Same.
6576 Calculate frame phase.
6578 2002-01-22 Nick Clifton <nickc@redhat.com>
6580 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
6581 variable declaration to outer scope in order to simplify
6582 future extensions.
6583 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
6584 arm_hard_regno_mode_ok.
6585 * config/arm/arm-protos.h: Add a prototype for
6586 arm_hard_regno_mode_ok.
6587 * config/arm/arm.c (soft_df_operand): Remove now redundant
6588 check for DImode values using IP_REGNUM.
6589 (nonimmediate_soft_df_operand): Remove now redundant check for
6590 DImode values using IP_REGNUM.
6591 (arm_hard_regno_mode_ok): New function. New check: make sure
6592 that DImode values are not stored in IP_REGNUM.
6594 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
6595 note with a USE.
6596 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
6598 2002-01-22 Jason Merrill <jason@redhat.com>
6600 * c-semantics.c (genrtl_compound_stmt): Only check nesting
6601 consistency if this COMPOUND_STMT is scoped.
6603 2002-01-22 Kazu Hirata <kazu@hxi.com>
6605 * predict.c: Fix formatting.
6606 * print-tree.c: Likewise.
6607 * protoize.c: Likewise.
6608 * real.h: Likewise.
6609 * rtl.h: Likewise.
6610 * sbitmap.h: Likewise.
6611 * scan.c: Likewise.
6612 * sched-deps.c: Likewise.
6613 * sched-vis.c: Likewise.
6614 * sdbout.c: Likewise.
6615 * sibcall.c: Likewise.
6616 * ssa.c: Likewise.
6617 * ssa-ccp.c: Likewise.
6618 * ssa-dce.c: Likewise.
6619 * stmt.c: Likewise.
6620 * stor-layout.c: Likewise.
6621 * system.h: Likewise.
6623 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6625 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
6626 if fits in bounds of base type.
6628 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
6629 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
6630 (add_bound_info, default): If can't find a context, make a
6631 SAVE_EXPR.
6632 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
6634 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
6636 * c-typeck.c (parser_build_binary_op): If result from
6637 build_binary_op is ERROR_MARK just return error_mark_node without
6638 further processing.
6640 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
6642 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
6643 Split a.out-specific bits into...
6644 * config/netbsd-aout.h: ...this.
6645 * config/netbsd-elf.h: New file.
6646 * config/alpha/netbsd-elf.h: Remove.
6647 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
6648 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
6649 (STARTFILE_SPEC): Remove redundant definition.
6650 (ENDFILE_SPEC): Likewise.
6651 (LINK_SPEC): Likewise.
6652 (CPP_SPEC): Likewise.
6653 (ASM_SPEC): Likewise.
6654 (LIB_SPEC): Likewise.
6655 (SWITCH_TAKES_ARG): Likewise.
6656 (TARGET_MEM_FUNCTIONS): Likewise.
6657 (CPP_PREDEFINES): Redefine.
6658 (ASM_FINAL_SPEC): Remove redefinition.
6659 (ASM_COMMENT_START): Redefine.
6660 (FUNCTION_PROFILER): Define.
6661 (TARGET_VERSION): Redefine.
6662 Comment and formatting cleanup.
6663 * config/i386/netbsd.h: Include <netbsd-aout.h>.
6664 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
6665 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
6666 big- or little-endian.
6667 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
6668 * config.gcc (*-*-netbsd*): Add definitions common to all
6669 NetBSD configs.
6670 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
6671 gnu_ld definitions. Add netbsd-elf.h to and remove
6672 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
6673 tmake_file, and don't lose previous tmake_file contents.
6674 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
6675 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
6676 gnu_ld definitions. Add netbsd-elf.h to tm_file.
6677 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
6678 (mipsel-*-netbsd*): Rename this to...
6679 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
6680 mips/little.h to tm_file for mips*el-*.
6681 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
6682 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
6683 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
6685 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6687 * pa-protos.h (reg_before_reload_operand): New function prototype.
6688 * pa.c (reg_before_reload_operand): New function implementation.
6689 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
6690 contraints to "*m".
6692 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6694 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
6696 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6698 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
6699 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
6700 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
6701 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
6702 (ENDFILE_SPEC): Undefine.
6703 (STARTFILE_SPEC): Redefine for PA.
6705 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6707 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
6709 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
6711 * config.gcc: Add entries to supported PowerPC --with-cpu
6712 types.
6714 2002-01-21 Jakub Jelinek <jakub@redhat.com>
6716 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
6717 true for 64-bit mode only SSE registers in 32-bit mode.
6719 2002-01-21 Kazu Hirata <kazu@hxi.com>
6721 * unwind-dw2.c: Fix formatting.
6722 * unwind-dw2-fde.c: Likewise.
6723 * unwind-dw2-fde.h: Likewise.
6724 * unwind-pe.h: Likewise.
6725 * varasm.c: Likewise.
6726 * varray.h: Likewise.
6728 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6730 Remove workaround for register stack overwrite bug in mmix.
6731 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6732 support for TARGET_REG_STACK_FILL_BUG.
6733 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6734 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6735 Delete.
6736 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6737 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6738 -mno-reg-stack-fill-bug-workaround.
6739 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6740 machine member has_call_without_parameters.
6741 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6742 -mreg-stack-fill-bug-workaround and
6743 -mno-reg-stack-fill-bug-workaround.
6744 (MMIX Options): Ditto.
6746 2002-01-21 Kazu Hirata <kazu@hxi.com>
6748 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6749 as appropriate.
6750 Remove redundant code.
6752 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6754 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6755 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6756 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6757 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6758 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6759 out target macro definitions and non-target-specific comments
6760 mostly taken from old versions of the manual.
6762 2002-01-20 Kazu Hirata <kazu@hxi.com>
6764 * config/h8300/h8300.h: Fix comment formatting.
6765 * config/ia64/aix.h: Likewise.
6766 * config/ia64/ia64-protos.h: Likewise.
6767 * config/ia64/ia64.c: Likewise.
6768 * config/ia64/ia64.h: Likewise.
6769 * config/ia64/ia64intrin.h: Likewise.
6770 * config/ia64/linux.h: Likewise.
6771 * config/ia64/unwind-aix.c: Likewise.
6772 * config/ia64/unwind-ia64.c: Likewise.
6774 2002-01-20 Kazu Hirata <kazu@hxi.com>
6776 * config/h8300/h8300.c: Revise comments about shift code.
6778 2002-01-20 Kazu Hirata <kazu@hxi.com>
6780 * config/h8300/h8300.c (function_arg): Update a comment.
6782 2002-01-20 Kazu Hirata <kazu@hxi.com>
6784 * config/h8300/h8300.md: Update the comments at the beginning
6785 of the file.
6787 2002-01-20 Kazu Hirata <kazu@hxi.com>
6789 * config/i370/i370.c: Fix comment formatting.
6790 * config/i370/i370.h: Likewise.
6791 * config/i370/i370.md: Likewise.
6792 * config/i370/linux.h: Likewise.
6794 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6796 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6798 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6799 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6800 in incomplete case.
6802 2002-01-20 Graham Stott <grahams@redhat.com>
6804 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6806 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6808 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6810 2002-01-19 Tom Rix <trix@redhat.com>
6812 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6814 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6816 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6818 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6819 STARTING_FRAME_PHASE.
6820 (STARTING_FRAME_PHASE): New.
6821 (instantiate_virtual_regs): Check saneness of
6822 STARTING_FRAME_PHASE.
6824 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6826 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6828 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6830 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6832 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6833 be used for bootstrapping GCC 3.0.
6835 2002-01-18 Kazu Hirata <kazu@hxi.com>
6837 * config/h8300/h8300.md: Fix an insn length.
6839 2002-01-18 Kazu Hirata <kazu@hxi.com>
6841 * bitmap.h: Fix comment formatting.
6842 * combine.c: Likewise.
6843 * cppfiles.c: Likewise.
6844 * c-pragma.h: Likewise.
6845 * c-typeck.c: Likewise.
6846 * df.c: Likewise.
6847 * dwarf2out.c: Likewise.
6848 * function.c: Likewise.
6849 * gcc.c: Likewise.
6850 * genattrtab.c: Likewise.
6851 * gthr-win32.h: Likewise.
6852 * haifa-sched.c: Likewise.
6853 * predict.c: Likewise.
6854 * rtlanal.c: Likewise.
6855 * rtl.h: Likewise.
6856 * unwind-dw2-fde.h: Likewise.
6857 * unwind-pe.h: Likewise.
6858 * vmsdbgout.c: Likewise.
6860 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6862 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6863 if type_required and passed decl.
6865 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6867 * config.gcc (cpu_type): Include altivec.h in powerpc
6868 extra_headers.
6869 Same for darwin.
6871 * config/rs6000/altivec.h: New.
6873 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6875 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6876 handling information.
6877 * doc/trouble.texi (Interoperation): Add libstdc++ information
6878 for AIX.
6879 (Misunderstandings): Add template instantiation and static template
6880 member information for AIX.
6882 2002-01-17 Jason Merrill <jason@redhat.com>
6884 * dbxout.c (dbxout_type): Support const and volatile.
6886 * except.c (add_partial_entry): Remove backwards compatibility code.
6887 (end_protect_partials): Likewise.
6889 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6891 * config/ia64/ia64.md (prologue_use): New.
6892 * config/ia64/ia64.c (ia64_expand_prologue): Use
6893 gen_prologue_use instead of gen_rtx_USE.
6894 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6895 as CODE_FOR_pred_rel_mutex.
6896 (ia64_sched_reorder2): Likewise.
6898 2002-01-16 Eric Christopher <echristo@redhat.com>
6900 * config/mips/r3900.h: Reformat.
6901 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6902 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6903 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6904 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6905 * config/mips/t-elf: Remove mips3 multilib.
6907 2002-01-16 H.J. Lu <hjl@gnu.org>
6909 * config/mips/linux.h: Include "mips/abi64.h".
6911 2002-01-16 H.J. Lu <hjl@gnu.org>
6913 * config/mips/t-linux: New.
6915 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6917 * config/mips/linux.h: Don't include "gofast.h".
6918 (INIT_SUBTARGET_OPTABS): Removed.
6920 2002-01-16 Kazu Hirata <kazu@hxi.com>
6922 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6923 output_a_shift.
6924 * config/h8300/h8300.c: Likewise.
6925 * config/h8300/h8300.md: Likewise.
6927 2002-01-16 Kazu Hirata <kazu@hxi.com>
6929 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6930 spaces after an opcode name.
6931 (pushqi1_h8300hs): Likewise.
6932 (pushhi1_h8300hs): Likewise.
6934 2002-01-16 Kazu Hirata <kazu@hxi.com>
6936 * doc/extend.texi: Replace "option" with "attribute"
6937 appropriately.
6939 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6941 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6942 (and:DI () (const_int -8)).
6943 (split_small_symbolic_mem_operand): Split
6944 (mem (and:DI () (const_int -8)).
6946 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6948 PR target/5309:
6949 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6950 same way as TYPE_IMUL.
6951 (ultrasparc_sched_reorder): Likewise.
6952 * config/sparc/sparc.md (type): Add comment to update
6953 ultrasparc_sched_reorder when making changes.
6955 2002-01-16 Kazu Hirata <kazu@hxi.com>
6957 * doc/invoke.texi: Change the dump file name of block
6958 reordering pass from 28.bbro to 29.bbro.
6959 Mention -dk option.
6961 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6963 * i386.md (minsf splitter): Fix pasto.
6965 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6967 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6968 to frame pointer initialisation instruction.
6969 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6970 initialisation instruction.
6971 (soft_df_operand): Do not accept the IP register.
6972 (nonimmediate_soft_df_operand): Do not accept the IP register.
6974 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6976 PR target/5357:
6977 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6978 MASK_V8 being both set.
6980 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6982 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6983 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6984 config/s390/s390.md (call, call_value): Add GOT register to
6985 CALL_INSN_FUNCTION_USAGE where needed.
6986 (call_exp, call_value_exp): New.
6988 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6990 * config/arm/arm.c: General formatting tidy up.
6992 2002-01-16 Graham Stott <grahams@redhat.com>
6994 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6995 cast and when casting an integer literal to "rtx" pointer.
6996 (expand_call): Likewise.
6997 * flow.c (try_pre_increment): Likewise.
6998 (find_use_as_address): Likewise.
6999 * integrate.c (expand_iline_function): Likewise.
7000 * regmove.c (try_auto_increment): Likewise.
7002 2002-01-16 Graham Stott <grahams@redhat.com>
7004 * sched-rgn.c (passed): Use sbitmap_free.
7005 (header): Likewise.
7006 (inner): Likewise.
7007 (in_queue): Likewise.
7008 (in_stack): Likewise.
7010 2002-01-15 Eric Christopher <echristo@redhat.com>
7012 * flow.c (propagate_one_insn): Change to use fatal_insn.
7014 2002-01-15 Kazu Hirata <kazu@hxi.com>
7016 * expmed.c (extract_fixed_bit_field): Remove unused code.
7017 * system.h: Poison SLOW_ZERO_EXTEND.
7018 * doc/tm.texi: Remove.
7019 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
7020 * config/arm/arm.h: Likewise.
7021 * config/avr/avr.h: Likewise.
7022 * config/clipper/clipper.h: Likewise.
7023 * config/convex/convex.h: Likewise.
7024 * config/d30v/d30v.h: Likewise.
7025 * config/dsp16xx/dsp16xx.h: Likewise.
7026 * config/elxsi/elxsi.h: Likewise.
7027 * config/fr30/fr30.h: Likewise.
7028 * config/h8300/h8300.h: Likewise.
7029 * config/i370/i370.h: Likewise.
7030 * config/i386/i386.h: Likewise.
7031 * config/m68k/m68k.h: Likewise.
7032 * config/mips/mips.h: Likewise.
7033 * config/ns32k/ns32k.h: Likewise.
7034 * config/pdp11/pdp11.h: Likewise.
7035 * config/pj/pj.h: Likewise.
7036 * config/s390/s390.h: Likewise.
7037 * config/sh/sh.h: Likewise.
7038 * config/stormy16/stormy16.h: Likewise.
7039 * config/v850/v850.h: Likewise.
7040 * config/vax/vax.h: Likewise.
7041 * config/we32k/we32k.h: Likewise.
7043 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7045 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
7046 (altivec_lvsl): Change constraint to b.
7047 (altivec_lvsr): Same.
7048 (altivec_lvebx): Same.
7049 (altivec_lvehx): Same.
7050 (altivec_lvewx): Same.
7051 (altivec_lvxl): Same.
7052 (altivec_lvx): Same.
7053 (altivec_stvx): Add parallel.
7054 (altivec_stvxl): Same.
7055 (altivec_stvehx): Same.
7056 (altivec_stvebx): Same.
7057 (altivec_stvebx): Same.
7059 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7061 * config.gcc: Change altivec.h to altivec-defs.h.
7063 * config/rs6000/altivec.h: Delete.
7065 * config/rs6000/altivec-defs.h: Add.
7067 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7069 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
7070 and UMOD modes.
7072 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
7073 less than or equal to eight bytes.
7075 * vax.md (andsi3): Remove constraints and change SET destination
7076 operand type to nonimmediate_operand.
7077 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
7078 when it is a CONST_INT.
7080 2002-01-15 Jason Merrill <jason@redhat.com>
7082 * c-common.def (FILE_STMT): New code.
7083 * c-common.c (statement_code_p): It's a statement.
7084 * c-common.h (stmt_tree_s): Add x_last_filename.
7085 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
7086 (last_expr_filename): New macro.
7087 * c-semantics.c (begin_stmt_tree): Initialize it.
7088 (add_stmt): If the filename changed, also insert a
7089 FILE_STMT.
7090 (expand_stmt): Handle seeing one.
7092 2002-01-15 Eric Christopher <echristo@redhat.com>
7094 * flow.c (propagate_one_insn): Add error message and print out
7095 insn for debugging.
7097 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7099 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
7100 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
7101 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
7102 TRAMPOLINE_ALIGNMENT.
7103 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
7104 to be in bits.
7105 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
7106 PCC_BITFIELD_TYPE_MATTERS.
7107 * config/interix.h (STDC_VALUE): Remove. Use
7108 STDC_0_IN_SYSTEM_HEADERS.
7109 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
7110 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
7111 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
7113 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
7115 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
7116 not work on this platform currently.
7118 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7120 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
7121 readonly_warning in _().
7123 2002-01-15 Douglas B Rupp <rupp@gnat.com>
7125 * gcc.c (delete_if_ordinary): Backout previous change.
7127 2002-01-15 Kazu Hirata <kazu@hxi.com>
7129 * config/h8300/h8300.c (print_operand): Remove support for
7130 unused operand characters.
7132 * read-rtl.c: Fix formatting.
7133 * real.c: Likewise.
7134 * recog.c: Likewise.
7135 * regclass.c: Likewise.
7136 * regmove.c: Likewise.
7137 * reg-stack.c: Likewise.
7138 * reload1.c: Likewise.
7139 * rtlanal.c: Likewise.
7141 2002-01-15 Kazu Hirata <kazu@hxi.com>
7143 * config/i386/i386.c: Fix formatting.
7145 2002-01-15 Jakub Jelinek <jakub@redhat.com>
7147 * c-typeck.c (process_init_element): Don't save_expr
7148 COMPOUND_LITERAL_EXPR if just its initializer will be used.
7150 2002-01-15 David Edelsohn <edelsohn@gnu.org>
7152 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
7153 emit optional traceback table if optimize_size or TARGET_ELF.
7154 * config/rs6000/rs6000.md (prefetch): New.
7156 2002-01-15 Andreas Jaeger <aj@suse.de>
7158 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
7160 2002-01-15 Kazu Hirata <kazu@hxi.com>
7162 * mips-tfile.c: Fix formatting.
7164 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
7166 * unroll.c (final_reg_note_copy): Fix previous commit.
7168 2002-01-14 Kazu Hirata <kazu@hxi.com>
7170 * config/h8300/h8300-protos.h: Remove the prototype for
7171 eq_operator.
7172 * config/h8300/h8300.c (eq_operator): Remove.
7174 2002-01-14 Richard Henderson <rth@redhat.com>
7176 * config/i386/i386.md (prefetch): Tidy.
7177 (prefetch_3dnow): Fix locality operand.
7179 2002-01-14 Richard Henderson <rth@redhat.com>
7181 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
7182 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
7184 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
7186 * reload1.c (reload_combine): Pass reg_sum replacement through
7187 copy_rtx in loop performing multiple changes.
7189 2002-01-14 Jakub Jelinek <jakub@redhat.com>
7191 * except.c (remove_unreachable_regions): New.
7192 (free_eh_status): Clear exception_handler_labels.
7193 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
7194 (find_exception_handler_labels): Don't add the same label more than
7195 once.
7196 (remove_exception_handler_label): Don't die if
7197 find_exception_handler_labels hasn't been called for the current
7198 function yet.
7200 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
7202 * toplev.c (rest_of_compilation): Rebuild jump labels after
7203 gcse.
7205 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
7207 * doc/extend.texi: Move documentation of X86 built-in functions
7208 here.
7209 * doc/invoke.texi: From here.
7210 * doc/sourcebuild.texi: Document location of documentation for
7211 machine built-in functions.
7213 2002-01-13 Christopher Faylor <cgf@redhat.com>
7215 * cppfiles.c (TEST_THRESHOLD): New macro.
7216 (SHOULD_MMAP): Ditto.
7217 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
7218 be used.
7220 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
7222 * unroll.c (final_reg_note_copy): Properly handle
7223 REG_LABEL
7224 (unroll_loops): Fix LOOP_CONDITION heuristics.
7226 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
7228 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
7229 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
7231 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
7233 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
7234 threaded loop.
7236 2002-01-14 Tom Rix <trix@redhat.com>
7238 * config/rs6000/rs6000.md: Fix typo with sradi.
7240 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
7242 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
7243 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
7244 (clrstrdi, clrstrsi): Adapt callers.
7246 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
7248 (movti splitter): Never use register 0 as base register.
7250 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7252 * combine.c (simplify_shift_const): Always generate new rtx
7253 for shift expression instead of reusing given expression.
7255 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7257 * config/alpha/alpha.c (alpha_expand_mov): Don't call
7258 alpha_legitimize_address unless mode is Pmode.
7260 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
7262 * doc/md.texi (Modifiers): Document the '*' constraint for the
7263 user.
7265 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
7266 * doc/extend.texi (Function Attributes): 'interrupt' is valid
7267 for xstormy16 too.
7269 2002-01-13 Richard Henderson <rth@redhat.com>
7271 * reload.c (find_reloads): Use a hard reg destination as reload reg
7272 for an input reload of the source.
7274 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7276 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
7277 more generic.
7279 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
7281 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7282 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7284 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
7286 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7288 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
7290 2002-01-12 Tom Rix <trix@redhat.com>
7292 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
7293 TARGET_POWERPC64.
7295 2002-01-12 Richard Henderson <rth@redhat.com>
7297 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
7299 * doc/invoke.texi: Update Alpha options.
7301 * doc/invoke.texi: Update i386 built-in function lists.
7303 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
7305 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
7306 referencing outside.
7308 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7310 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
7311 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
7312 offsets, and change line folding.
7313 * optabs.c (expand_binop): Remove warnings.
7314 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
7316 2002-01-12 Graham Stott <grahams@redhat.com>
7318 * attribs.c (handle_deprecated_attribute): constify WHAT.
7319 * diagnostic.c (warn_deprecated_use): Add braces, fixes
7320 dangling else warning and constify WHAT.
7321 * except.h (struct function, struct inline_remap): Move
7322 struct tag forward defs before all prototypes.
7323 (duplicate_eh_regions): Whitespace.
7325 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
7327 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
7328 MODE_BASE_REG_CLASS.
7329 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
7331 2002-01-12 Richard Henderson <rth@redhat.com>
7333 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
7334 (ix86_expand_vector_move): New.
7335 (bdesc_2arg): Remove andps, andnps, orps, xorps.
7336 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
7337 Remove old prefetch builtins. Special case the logicals removed above.
7338 (ix86_expand_builtin): Likewise.
7339 (safe_vector_operand): Use V4SFmode, not TImode.
7340 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
7341 (ix86_expand_timode_binop_builtin): New.
7342 * config/i386/i386-protos.h: Update.
7343 * config/i386/i386.h (enum ix86_builtins): Update.
7344 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
7345 Use ix86_expand_vector_move in vector move expanders.
7346 (movti_internal, movti_rex64): Add xorps alternative.
7347 (sse_clrv4sf): Rename and adjust from sse_clrti.
7348 (prefetch): Don't work so hard.
7349 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
7350 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
7351 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
7353 2002-01-11 Richard Henderson <rth@redhat.com>
7355 * config/i386/mmintrin.h: New file.
7356 * config/i386/xmmintrin.h: New file.
7357 * config.gcc (i?86-*-*): Add extra_headers.
7358 * simplify-rtx.c (simplify_unary_operation): Handle saturating
7359 truncation codes.
7360 (simplify_binary_operation): Handle saturating arithmetic codes.
7361 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
7362 not the lowpart subreg.
7363 (ix86_expand_builtin): Return a TImode dummy register instead of 0
7364 on error.
7365 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
7367 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7369 * conflict.c (conflict_graph_compute): Free regsets when finished.
7370 * ssa.c (compute_coalesced_reg_partition): Likewise.
7372 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7374 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
7375 every where we allocate a register.
7377 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7379 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
7380 * lcm.c (compute_earliest, compute_farthest): Likewise.
7382 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7384 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
7386 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7388 * doc/rtl.texi (Insns): Fix 2 typos.
7390 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
7392 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
7393 options. Use @table @gcctabopt for MMIX options. Add index
7394 entries for MMIX options. Start new paragraph with first
7395 heading of the machine-dependent options.
7397 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
7399 PR other/5299
7400 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
7401 * combine.c (force_to_mode): Same.
7402 * reload1.c (clear_reload_reg_in_use): Same.
7404 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
7406 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
7407 and 'subtargets'.
7409 2002-01-11 Andreas Jaeger <aj@suse.de>,
7410 Brad Lucier <lucier@math.purdue.edu>
7412 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
7413 mcpu.
7415 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
7417 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
7418 Protect with IN_LIBGCC.
7419 (LINK_EH_SPEC): Add required trailing space.
7421 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
7423 * c-tree.h: Move function declarations so that they are listed
7424 under the filename which contains them.
7425 (check_identifier, finish_decl_top_level,
7426 lookup_name_current_level_global, shadow_record_fields): Remove.
7428 2002-01-11 Andreas Jaeger <aj@suse.de>
7430 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
7431 march.
7433 2002-01-10 Richard Henderson <rth@redhat.com>
7435 * config/alpha/alpha.c (print_operand): Add 'J'.
7436 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
7437 new operand with the sequence number for the lituse. When splitting
7438 the insns, use gen_movdi_er_high_g and generate a sequence number.
7439 (gen_movdi_er_high_g): Print the sequence number if non-zero.
7441 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
7443 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
7444 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
7445 stvxl.
7446 (altivec_expand_builtin): Same.
7447 (altivec_expand_stv_builtin): New.
7449 * config/rs6000/rs6000.h (rs6000_builtins): Same.
7451 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
7452 ("altivec_lvehx"): New.
7453 ("altivec_lvewx"): New.
7454 ("altivec_lvxl"): New.
7455 ("altivec_lvx"): New.
7456 ("altivec_stvx"): New.
7457 ("altivec_stvebx"): New.
7458 ("altivec_stvehx"): New.
7459 ("altivec_stvewx"): New.
7460 ("altivec_stvxl"): New.
7462 2002-01-10 Richard Henderson <rth@redhat.com>
7464 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
7465 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
7466 care not to delete instructions twice.
7468 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7470 * toplev.c: Don't declare environ (it's not used anywhere).
7471 * configure.in: Don't check for declaration of environ.
7472 * config/i386/xm-mingw32.h: Don't #define environ.
7473 * config.in, configure: Regenerate.
7475 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7477 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
7478 * configure: Regenerate.
7480 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
7481 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
7482 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
7483 alpha/xm-vms.h.
7484 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
7485 LIMITS_H_TEST here, not in m68k/x-next.
7486 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
7487 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
7489 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
7490 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
7491 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
7493 * config/i386/x-djgpp: Renamed i386/t-djgpp.
7494 * config/m88k/x-dolph: Renamed m88k/t-dolph.
7495 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
7496 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
7497 replacement of quadlib.asm with quadlib.c.
7499 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
7500 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
7501 config/rs6000/xm-beos.h: Delete file.
7503 * config.gcc: Update to match above changes.
7505 2002-01-10 Kazu Hirata <kazu@hxi.com>
7507 * config/h8300/h8300.h: Fix comment typos.
7508 * config/h8300/h8300.md: Likewise.
7509 * config/h8300/lib1funcs.asm: Likewise.
7511 2002-01-10 Dale Johannesen <dalej@apple.com>
7513 PR optimization/5269
7514 * unroll.c (precondition_loop_p): Make *increment be the correct
7515 sign when n_iterations known, to avoid confusing caller.
7517 2002-01-10 Kazu Hirata <kazu@hxi.com>
7519 * doc/extend.texi (deprecated): Fix a typo.
7521 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
7523 * basic-block.h (update_br_prob_note): Declare.
7524 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
7525 (try_forward_edges): Care negative frequencies and update note.
7526 (outgoing_edges_match): Tweek conditional merging heuristics.
7527 (try_crossjump_to_edge): use update_br_prob_note.
7528 * cfglayout.c (fixup_reorder_chain): Likewise.
7529 * cfrtl.c (update_br_prob_note): New.
7530 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
7532 * i386.c (ix86_decompose_address): Return -1 if address contains
7533 shift.
7534 (legitimate_address_p): Require ix86_decompose_address to return 1.
7536 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
7537 (cprop_insn): Likewise.
7539 2002-01-10 Kazu Hirata <kazu@hxi.com>
7541 * toplev.c: Fix formatting.
7542 * tree.c: Likewise.
7543 * tree-dump.c: Likewise.
7544 * unroll.c: Likewise.
7545 * unwind-dw2.c: Likewise.
7546 * unwind-dw2-fde.c: Likewise.
7547 * unwind-dw2-fde-glibc.c: Likewise.
7548 * unwind-sjlj.c: Likewise.
7550 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7552 * doc/invoke.texi: Document PDP-11 options.
7554 2002-01-10 Kazu Hirata <kazu@hxi.com>
7556 * config/h8300/h8300.h: Fix formatting.
7558 2002-01-10 Ira Ruben <ira@apple.com>
7560 Add __attribute__ ((deprecated)).
7561 * extend.texi: Document __attribute__ ((deprecated)).
7562 * invoke.texi: Document -Wno-deprecated-declarations.
7563 * testsuite/g++.dg/other/deprecated.C: New C++ test.
7564 * testsuite/gcc.dg/deprecated.c: New C test.
7565 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
7566 (c_common_attribute_table): Add "deprecated" entry.
7567 (handle_deprecated_attribute): New function.
7568 * c-decl.c (deprecated_states): New enum.
7569 deprecated_state: State of "deprecated" handling.
7570 (start_decl): Set deprecated_state based on attributes.
7571 (grokdeclarator): Test for deprecated uses, propagate attribute.
7572 * c-typeck.c (build_component_ref): Test for deprecated fields.
7573 (build_external_ref): Test for deprecated primaries.
7574 * diagnostic.c (warn_deprecated_use) New function to issue
7575 warnings about __attribute__ ((depricated)) references.
7576 * flags.h (warn_deprecated_decl): Extern declared for
7577 -W[no-]deprecated-declarations option.
7578 * print-tree.c (print_node): Show deprecated flag status.
7579 * toplev.c (warn_deprecated_decl): Defined.
7580 (W_options): Added "deprecated-declaration".
7581 * toplev.h (warn_deprecated_use): Extern declared.
7582 * tree.h (struct tree_common): Define deprecated_flag.
7583 (TREE_DEPRECATED): New macro to access flag.
7584 * cp/call.c (build_call): Test for deprecated calls.
7585 * cp/class.c (add_implicitly_declared_members): Set global
7586 flag to tell grokdeclarator to not issue deprecated warnings.
7587 * cp/cp-tree.h: Add extern for adding_implicit_members.
7588 * cp/decl.c (deprecated_states): New enum.
7589 (start_decl): Set deprecated_state based on attributes.
7590 (grokdeclarator): Test for deprecated uses, propagate attribute.
7591 * cp/lex.c (do_identifier): Test for deprecated primaries.
7592 * cp/typeck.c (build_component_ref): Test for deprecated fields.
7594 2002-01-10 Ira Ruben <ira@apple.com>
7596 Fix to assign attributes to inline member functions.
7597 * cp/decl.c (start_method): Handle attrlist.
7599 2002-01-10 Kazu Hirata <kazu@hxi.com>
7601 * combine.c (expand_field_assignment): Use subreg_lsb().
7603 2002-01-10 David Edelsohn <edelsohn@gnu.org>
7605 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
7606 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
7607 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
7608 Recurse for any operand of AND as long as constant is non-zero.
7610 2002-01-10 Kazu Hirata <kazu@hxi.com>
7612 * config/h8300/h8300.md: Remove constraints from expanders.
7614 2002-01-10 Kazu Hirata <kazu@hxi.com>
7616 * varasm.c: Fix formatting.
7617 * varray.c: Likewise.
7618 * vmsdbgout.c: Likewise.
7619 * xcoffout.c: Likewise.
7621 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
7623 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
7624 update edge probabilities to match.
7626 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7628 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
7629 dependencies.
7630 * doc/languages.texi, doc/sourcebuild.texi: New files.
7631 * doc/configfiles.texi: Make a subsubsection. Update.
7632 * doc/configterms.texi: Add @node. Remove warning that this isn't
7633 instructions for building GCC.
7634 * doc/makefile.texi: Make a subsection.
7635 * doc/gccint.texi: Update.
7637 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
7639 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
7641 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
7643 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
7645 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
7647 * optabs.c (expand_fix): Look for wider integer modes first.
7649 * i386.md (mov?f): Avoid the fake const double trick for medium
7650 memory model.
7651 (min?f*/max?f*): Prohibit memory operands for i387 variant.
7652 (fop_df_4): Disable for SSE compilation.
7654 2002-01-10 Graham Stott <grahams@redhat.com>
7656 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
7657 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
7659 2002-01-10 Richard Henderson <rth@redhat.com>
7661 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
7663 2002-01-10 Richard Henderson <rth@redhat.com>
7665 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
7666 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
7668 2002-01-10 Kazu Hirata <kazu@hxi.com>
7670 * combine.c (can_combine_p): Fix a comment typo.
7672 2002-01-09 Zack Weinberg <zack@codesourcery.com>
7674 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
7675 empty list correctly. Change loop index $t to $f for
7676 consistency with rest of Makefile.
7678 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
7680 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
7681 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7683 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
7684 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
7685 (altivec_init_builtins): Same.
7686 (altivec_expand_unop_builtin): Return NULL_RTX on error.
7687 (altivec_expand_binop_builtin): Same.
7688 (altivec_expand_ternop_builtin): Same.
7689 (bdesc_dst): New.
7691 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
7692 ("altivec_vctuxs"): Fix typo.
7693 ("altivec_vnmsubfp"): Same.
7694 ("altivec_dssall"): New.
7695 ("altivec_mfvscr"): New.
7696 ("altivec_dss"): New.
7697 ("altivec_lvsl"): New.
7698 ("altivec_lvsr"): New.
7699 ("altivec_dstt"): New.
7700 ("altivec_dstst"): New.
7701 ("altivec_dststt"): New.
7702 ("altivec_dst"): New.
7704 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
7705 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7707 2002-01-09 Richard Henderson <rth@redhat.com>
7709 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
7711 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
7713 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
7714 function.
7715 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
7716 prototype.
7717 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
7719 2002-01-09 Kazu Hirata <kazu@hxi.com>
7721 * read-rtl.c: Fix formatting.
7722 * real.c: Likewise.
7723 * regclass.c: Likewise.
7724 * regrename.c: Likewise.
7725 * reg-stack.c: Likewise.
7726 * reload1.c: Likewise.
7727 * reload.c: Likewise.
7728 * rtl.c: Likewise.
7730 2002-01-09 Kazu Hirata <kazu@hxi.com>
7732 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7733 to extract items in the expr_list chain.
7735 2002-01-09 Richard Henderson <rth@redhat.com>
7737 * config/vax/vax.c (vax_rtx_cost): Never abort.
7739 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7741 2002-01-09 Jan Hubicka <jh@suse.cz>
7743 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7745 2002-01-09 Richard Henderson <rth@redhat.com>
7747 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7748 Unify code from various alternatives.
7750 2002-01-09 Richard Henderson <rth@redhat.com>
7752 * regrename.c (copy_value): Ignore the copy if the source register
7753 is present in the value chain with a narrower mode.
7755 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7757 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7758 for the c4x target. Also improve layout.
7760 2002-01-09 Richard Henderson <rth@redhat.com>
7762 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7763 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7764 to match insn patterns.
7766 2002-01-09 Richard Henderson <rth@redhat.com>
7768 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7769 (copyprop_hardreg_forward_1): Likewise.
7771 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7773 * pa.md (decrement_and_branch_until_zero): Change predicate for
7774 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7776 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7778 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7779 gets undefined. For Darwin.
7781 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7783 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7785 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7787 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7789 2002-01-08 Richard Henderson <rth@redhat.com>
7791 * regrename.c (copy_value): Ignore overlapping copies.
7793 2002-01-08 Richard Henderson <rth@redhat.com>
7795 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7796 as needed to avoid shared structure.
7798 2002-01-08 Kazu Hirata <kazu@hxi.com>
7800 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7801 H8/300H and H8/S.
7803 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7805 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7806 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7807 documentation of obsolete macros.
7808 * system.h: Poison these macros.
7809 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7810 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7811 config/c4x/c4x.h, config/clipper/clipper.h,
7812 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7813 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7814 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7815 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7816 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7817 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7818 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7819 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7820 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7821 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7822 config/sparc/sparc.h, config/stormy16/stormy16.h,
7823 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7824 definitions and commented out definitions of obsolete macros.
7825 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7826 of MAX_INT_TYPE_SIZE.
7828 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7830 * config/s390/s390.c (s390_preferred_reload_class): Never
7831 return ADDR_REGS if it isn't a subset of the given class.
7832 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7833 FP_REGS, but all superclasses as well.
7835 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7837 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7838 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7839 must not be a const_int.
7841 2002-01-08 Richard Henderson <rth@redhat.com>
7843 * Makefile.in (toplev.o): Depend on options.h.
7844 (gcc.o): Depend on specs.h.
7846 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7848 * expr.c (store_expr): Convert VOIDmode constants back to target's
7849 mode.
7851 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7853 * doc/invoke.texi: Markup gcc as @command. Refer to
7854 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7855 of http://gcc.gnu.org/thanks.html.
7857 2002-01-08 Dale Johannesen <dalej@apple.com>
7859 * config/rs6000/rs6000.md: Add missing int register
7860 target case to movdf_low.
7862 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7864 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7865 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7866 (cppinit.o): Depend on except.h.
7867 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7868 s-specs): New rules.
7870 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7871 Don't create specs.h/options.h/gencheck.h here. Remove
7872 unnecessary variable settings from last argument of AC_OUTPUT.
7873 * config.in, configure: Regenerate.
7874 * intl.c: Hardcode package name as "gcc".
7876 * cppinit.c: Include except.h.
7877 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7878 appropriate.
7879 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7880 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7881 (!)USING_SJLJ_EXCEPTIONS.
7882 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7884 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7886 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7887 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7888 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7889 documentation of obsolete macros.
7890 * system.h: Poison these macros.
7891 * config/d30v/d30v.h, config/ns32k/encore.h,
7892 config/stormy16/stormy16.h: Remove definitions and commented out
7893 definitions of obsolete macros.
7895 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7897 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7898 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7899 warnings.
7901 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7903 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7904 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7905 to insn adjusting stack/frame pointer.
7906 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7907 accept operands that cause the insn to be non-splittable.
7909 2002-01-08 Graham Stott <grahams@redhat.com>
7911 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7912 (C_TYPE_FIELDS_VOLATILE): Likewise.
7913 (C_TYPE_BEING_DEFINED): Likewise.
7914 (C_IS_RESERVED_WORD): Likewise.
7915 (C_TYPE_VARIABLE_SIZE): Likewise.
7916 (C_DECL_VARIABLE_SIZE): Likewise.
7917 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7918 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7919 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7920 parenthesis.
7921 (C_DECL_ANTICIPATED): Likewise.
7922 (c_build_type_variant): Add parenthesis.
7924 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7926 * gcc.c (option_map): Remove --version.
7927 (process_command): Handle -fversion following the GNU Coding
7928 Standards. Partially addresses PR other/704.
7930 2002-01-08 Graham Stott <grahams@redhat.com>
7932 * combine.c (combine_instructions): Fix typo.
7934 2002-01-08 Graham Stott <grahams@redhat.com>
7936 * debug.h: Use "tree" and "rtx" throughout.
7938 * debug.c: Likewise.
7940 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7942 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7943 constant pool, use the pool's version of the symbol instead.
7945 2002-01-07 Richard Henderson <rth@redhat.com>
7947 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7948 the original register was copied in a mode with a fewer number of
7949 hard registers than the desired mode.
7950 (copyprop_hardreg_forward_1): Likewise.
7951 (debug_value_data): Fix loop test.
7952 * toplev.c (parse_options_and_default_flags): Reenable
7953 -fcprop-registers at -O1.
7955 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7957 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7958 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7960 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7961 predicates.
7963 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7965 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7967 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7968 (pa_output_function_prologue): Output local label at the beginning of
7969 the prologue when profiling.
7970 (hppa_profile_hook): Use the local label rather than the function label.
7971 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7973 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7975 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7976 (altivec_expand_unop_builtin): Fix thinko.
7977 (altivec_expand_binop_builtin): Same.
7978 (altivec_expand_ternop_builtin): Same.
7979 (altivec_expand_builtin): Same.
7981 2002-01-07 Richard Henderson <rth@redhat.com>
7983 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7985 2002-01-07 Jason Merrill <jason@redhat.com>
7987 * unwind-dw2.c (execute_cfa_program): Use < again.
7989 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7991 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7993 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7995 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7996 Don't allow -1 - x -> ~x simplifications in the first pass.
7998 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8000 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
8001 arguments.
8002 (altivec_expand_binop_builtin): Same.
8003 (altivec_expand_unop_builtin): Same.
8004 (print_operand): Fix typo.
8005 (bdesc_1arg): Add vupk* variants.
8007 * rs6000.h (rs6000_builtins): Add vupk* enums.
8009 * rs6000.md: Add altivec_vupk* variants.
8011 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
8013 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
8014 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
8015 and last update dates.
8017 2002-01-07 Janis Johnson <janis187@us.ibm.com>
8019 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
8021 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
8023 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
8024 * config/avr/avr.h (CPP_SPEC): Likewise.
8025 (LINK_SPEC): Likewise.
8026 (CRT_BINUTILS_SPECS): Likewise.
8027 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8028 * doc/invoke.texi (AVR Options): Document them.
8030 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
8032 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
8033 LABEL_NUSES.
8035 2002-01-07 Graham Stott <grahams@redhat.com>
8037 * config/i386/i386.h: Update copyright date.
8038 (HALF_PIC_PTR): Add parenthesis.
8039 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
8040 (CONSTANT_ALIGNMENT): Add parenthesis.
8041 (DATA_ALIGNMENT): Likewise.
8042 (LOCAL_ALIGNMENT): Likewise.
8043 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
8044 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
8045 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
8046 (HARD_REGNO_NREGS): Add paranethesis.
8047 (VALID_SSE_REG_MODE): Whitespace.
8048 (VALID_MMX_REG_MODE): Whitespace.
8049 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
8050 (ix86_hard_regno_mode_ok): Add parenthesis.
8051 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
8052 (RETURN_IN_MEMORY): Whitespace.
8053 (N_REG_CLASSES): Add parenthesis.
8054 (INTEGER_CLASS_P): Add parenthesis and wrap.
8055 (FLOAT_CLASS_P): Likewise.
8056 (SSE_CLASS_P): Likewise.
8057 (MMX_CLASS_P): Likewise.
8058 (MAYBE_INTEGER_CLASS_P): Likewise.
8059 (MAYBE_FLOAT_CLASS_P): Likewise.
8060 (MAYBE_SSE_CLASS_P): Likewise.
8061 (MAYBE_MMX_CLASS_P): Likewise.
8062 (Q_CLASS_P): Likewise.
8063 (GENERAL_REGNO_P): Uppercase macro parameter.
8064 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
8065 (FP_REGNO_P): Likewise.
8066 (ANY_FP_REGNO_P): Uppercase macro parameter.
8067 (SSE_REGNO_P): Likewise.
8068 (SSE_REGNO): Likewise.
8069 (SSE_REG_P): Likewise.
8070 (SSE_FLOAT_MODE_P): Likewise.
8071 (MMX_REGNO_P): Likewise.
8072 (MMX_REG_P):Likewise.
8073 (STACK_REG_P): Likewise.
8074 (NON_STACK_REG_P): Likewise.
8075 (STACK_TOP_P): Likewise.
8076 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
8077 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
8078 (SECONDARY_MEMORY_NEEDED): Likewise.
8079 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
8080 (MD_ASM_CLOBBERS): Whitespace and wrap.
8081 (MUST_PASS_IN_STACK): Whitespace and wrap.
8082 (RETURN_POPS_ARGS): Add parenthesis.
8083 (INIT_CUMULATIVE_ARGS): Likewise.
8084 (FUNCTION_ARG): Likewise.
8085 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
8086 (SETUP_INCOMING_VARARGS): Likewise.
8087 (BUILD_VA_LIST_TYPE): Add parenthesis.
8088 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
8089 parenthsis.
8090 (EXPAND_BUILTIN_VA_ARG): Likewise.
8091 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
8092 (INITIALIZE_TRAMPOLINE): Add parenthesis.
8093 (INITIAL_ELIMINATION_OFFSET): Likewise.
8094 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
8095 (REGNO_OK_FOR_BASE_P): Likewise.
8096 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
8097 (REGNO_OK_FOR_DIREG_P): Likewise.
8098 (REG_OK_FOR_INDEX_P): Whitespace.
8099 (REG_OK_FOR_BASE_P): Whitespace.
8100 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
8101 parenthesis.
8102 (FIND_BASE_TERM): Fix typo.
8103 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
8104 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
8105 (SYMBOLIC_CONST; Whitespace.
8106 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
8107 (ENCODE_SECTION_INFO): Whitespace.
8108 (FINALIZE_PIC): Remove do { ... } while (0).
8109 (PROMOTE_MODE): Wrap in do { ... } while (0).
8110 (CONST_COSTS): Whitespace.
8111 (RTX_COSTS): Add paramethesis, whitespace and wrap.
8112 (REGISTER_MOVE_COST): Add parenthesis.
8113 (MEMORY_MOVE_COST): Likewise.
8114 (EXTRA_CC_MODES): Whitespace.
8115 (SELECT_CC_MODE): Add parenthesis and whitespace.
8116 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
8117 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
8118 (ASM_OUTPUT_LABEL): Add paramethesis.
8119 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
8120 (ASM_OUTPUT_REG_POP): Likewise.
8121 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
8122 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8124 * config/i386/i386.c: Update copyright.
8125 (CHECK_STACK_LIMIT): Add parenthesis.
8126 (AT_BP): Uppercase macro parameter.
8127 (x86_64_int_parameter_registers): Constify.
8128 (x86_64_int_return_registers): Likewise.
8129 (ix86_compare_op0): Use rtx.
8130 (construct_container): Constify INTREG parameter.
8131 (function_arg): Use rtx.
8133 * diagnostic.h: Update copyright date.
8134 (output_buffer_state): Add parenthesis.
8135 (output_buffer_format_args): Likewise.
8137 * combine.c (combine_instructions): Replace XEXP (links, 0)
8138 with link.
8140 2002-01-06 H.J. Lu <hjl@gnu.org>
8142 * cfgcleanup.c (thread_jump): Fix 2 typos.
8144 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
8146 * config.gcc: Add support for --enable-altivec.
8148 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8150 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
8152 2002-01-06 Jakub Jelinek <jakub@redhat.com>
8154 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
8155 __objc_class_name_*.
8157 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8159 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
8161 2002-01-06 Richard Henderson <rth@redhat.com>
8163 * reorg.c (emit_delay_sequence): Remove death notes, not merely
8164 nop them out. Increment label reference count for REG_LABEL.
8165 (fill_slots_from_thread): Frob label reference count around
8166 delete_related_insns.
8168 2002-01-05 Richard Henderson <rth@redhat.com>
8170 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
8171 jump threading.
8173 2002-01-05 Richard Henderson <rth@redhat.com>
8175 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
8176 * integrate.c (output_inline_function): Likewise.
8177 * toplev.c (rest_of_compilation): Do it here instead. Move call
8178 to remove_unnecessary_notes after emitting abstract instance.
8179 Force an emitted nested function to have its parent emited as well.
8180 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
8181 for null.
8182 (rtl_for_decl_location): Do not look at reload data structures
8183 before reload has run.
8185 2002-01-05 Kazu Hirata <kazu@hxi.com>
8187 * cse.c: Fix formatting.
8188 * dwarf2asm.c: Likewise.
8189 * dwarf2out.c: Likewise.
8190 * explow.c: Likewise.
8191 * expmed.c: Likewise.
8192 * function.c: Likewise.
8193 * gcov.c: Likewise.
8194 * gencheck.c: Likewise.
8195 * genrecog.c: Likewise.
8196 * ggc-common.c: Likewise.
8197 * ggc-page.c: Likewise.
8198 * global.c: Likewise.
8200 2002-01-05 Kazu Hirata <kazu@hxi.com>
8202 * combine.c: Fix formatting.
8204 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
8206 PR middle-end/1557
8207 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
8209 2002-01-05 David Edelsohn <edelsohn@gnu.org>
8211 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
8212 as 1 for __powerpc64__ as well.
8214 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
8216 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
8217 return it.
8219 2002-01-05 Daniel Berlin <dan@dberlin.org>
8221 * lcm.c: Revert change, due to performance regression it causes on
8222 SPEC because it's slightly more conservative (sigh, I hate
8223 edge-based LCM).
8225 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
8227 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
8229 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8231 * doc/cppinternals.texi: Update.
8233 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
8235 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
8236 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
8237 negatives.
8238 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
8239 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
8240 kludge for pre-october-14th mmix versions to handle new-found bug
8241 with PUSHJ/PUSHGO and the register stack.
8242 * config/mmix/mmix.h (struct machine_function): Rename member
8243 has_call_value_without_parameters to has_call_without_parameters.
8244 All referers changed.
8245 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
8246 TARGET_MASK_BRANCH_PREDICT): New macros.
8247 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
8248 -mno-reg-stack-fill-bug-workaround.
8249 * config/mmix/mmix.md ("call"): Set struct machine member
8250 has_call_without_parameters.
8252 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
8254 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
8256 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
8258 * cfgcleanup.c: Include tm_p.h
8259 (mark_effect): Fix handling of hard register; fix handling of SET
8261 2002-01-04 Kazu Hirata <kazu@hxi.com>
8263 * config/h8300/h8300.md (anonymous patterns): Check that
8264 operands are registers before using REGNO on them.
8266 2002-01-03 Roland McGrath <roland@frob.com>
8268 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
8270 2002-01-04 Jakub Jelinek <jakub@redhat.com>
8272 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
8273 * c-common.h (genrtl_expr_stmt_value): Likewise.
8274 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
8275 (expand_expr_stmt_value): Add maybe_last argument.
8276 Don't warn about statement with no effect if it is the last statement
8277 in expression statement.
8278 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
8279 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
8280 expand_expr_stmt_value.
8281 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
8282 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
8283 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
8284 as maybe_last to expand_expr_stmt_value.
8286 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
8288 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
8289 be passed in, do not build it.
8290 (c_begin_if_stmt): New function.
8291 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8292 * c-common.h (c_expand_start_cond): Update prototype.
8293 (c_begin_if_stmt): Prototype new function.
8294 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8295 * c-parse.in (if_prefix): Use c_begin_if_stmt,
8296 c_begin_while_stmt and c_finish_while_stmt_cond.
8298 2002-01-04 William Cohen <wcohen@redhat.com>
8300 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
8301 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8302 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8303 * config/pa/som.h (ASM_FILE_START): Likewise.
8305 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
8307 * lcm.c: Include df.h.
8308 Add available_transfer_function prototype.
8309 (compute_available): Rework to use iterative dataflow framework.
8310 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
8311 with bb_info in df.h
8312 (available_transfer_function): New function.
8314 * Makefile.in (lcm.o): add df.h to dependencies.
8316 2002-01-04 Richard Henderson <rth@redhat.com>
8318 * config/alpha/alpha.c (some_operand): Accept HIGH.
8319 (input_operand): Likewise; accept simple references to globals.
8320 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
8321 (alpha_const_double_ok_for_letter_p): Likewise.
8322 (alpha_extra_constraint): Likewise.
8323 (alpha_preferred_reload_class): Likewise. Do not force
8324 symbolic constants to memory.
8325 (alpha_legitimate_address_p): Accept simple references
8326 to small_symbolic_operand.
8327 (alpha_legitimize_address): New arg scratch. Be prepared to be
8328 called when no_new_pseudos. Emit simple symbolic references.
8329 Split integers into low, high, and rest.
8330 (alpha_expand_mov): Use alpha_legitimize_address.
8331 (some_small_symbolic_mem_operand): New.
8332 (split_small_symbolic_mem_operand): New.
8333 * config/alpha/alpha-protos.h: Update.
8334 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
8335 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8336 (EXTRA_CONSTRAINT): Likewise.
8337 (PREFERRED_RELOAD_CLASS): Likewise.
8338 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
8339 (PREDICATE_CODES): Update.
8340 * config/alpha/alpha.md: New post-reload splitters to convert
8341 simplfied symbolic operands to the form that references $29.
8342 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
8343 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
8345 2002-01-03 Richard Henderson <rth@redhat.com>
8347 * local-alloc.c (function_invariant_p): Update commentary.
8349 2002-01-04 H.J. Lu <hjl@gnu.org>
8351 * toplev.c (rest_of_compilation): Fix a typo when calling
8352 cleanup_cfg.
8354 2002-01-03 Kazu Hirata <kazu@hxi.com>
8356 * c-common.c: Fix formatting.
8357 * diagnostic.c: Likewise.
8358 * doloop.c: Likewise.
8359 * dwarf2out.c: Likewise.
8361 2002-01-03 Kazu Hirata <kazu@hxi.com>
8363 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
8364 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
8366 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8368 * cpperror.c: Update comments and copyright.
8369 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
8370 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
8372 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8374 * collect2.c (main): Use strcmp when testing for "-shared".
8376 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8378 * cppmacro.c: Don't include intl.h. Update comments.
8379 (new_number_token): Allocate enough buffer for 64-bit unsigned
8380 integers; update prototype.
8381 * cppmain.c: Update comments.
8383 2002-01-03 William Cohen <wcohen@redhat.com>
8385 * function.h (struct function): Add profile.
8386 (current_function_profile): New.
8387 doc/extend.texi: Update documentation.
8388 * final.c (final_start_function): Use current_function_profile
8389 instead of profile_flag.
8390 (profile_after_prologue): Likewise.
8391 * function.c (expand_function_start): Likewise.
8392 (expand_function_start): Likewise.
8393 * config/alpha/alpha.c (direct_call_operand):
8394 (alpha_does_function_need_gp): Likewise.
8395 (alpha_expand_prologue): Likewise.
8396 * config/arm/arm.c (arm_expand_prologue): Likewise.
8397 thumb_expand_prologue: Likewise.
8398 * config/d30v/d30v.c (d30v_stack_info): Likewise.
8399 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
8400 (fr30_expand_prologue): Likewise.
8401 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8402 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
8403 * config/i386/i386.h (FINALIZE_PIC): Likewise.
8404 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8405 * config/i960/i960.c (i960_output_function_prologue): Likewise.
8406 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
8407 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
8408 (m32r_expand_prologue): Likewise.
8409 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
8410 (m88k_expand_prologue): Likewise.
8411 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
8412 * config/mips/mips.c (compute_frame_size): Likewise.
8413 (mips_expand_prologue): Likewise.
8414 (mips_can_use_return_insn): Likewise.
8415 * config/pa/elf.h (ASM_FILE_START): Likewise.
8416 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8417 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8418 * config/pa/som.h (ASM_FILE_START): Likewise.
8419 * config/romp/romp.c (romp_using_r14): Likewise.
8420 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
8421 (rs6000_stack_info): Likewise.
8422 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8423 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
8424 * config/v850/v850.c (compute_register_save_size): Likewise.
8426 2002-01-03 Jakub Jelinek <jakub@redhat.com>
8428 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
8429 gen_lowpart_common fails, use gen_lowpart_SUBREG.
8431 2002-01-03 Turly O'Connor <turly@apple.com>
8433 * darwin.c (machopic_output_possible_stub_label): Don't generate
8434 stub routines for pseudo-stubs which we've just defined.
8436 2002-01-03 Kazu Hirata <kazu@hxi.com>
8438 * builtins.c: Fix formatting.
8439 * c-typeck.c: Likewise.
8440 * combine.c: Likewise.
8441 * expr.c: Likewise.
8442 * loop.c: Likewise.
8444 2002-01-03 Andreas Schwab <schwab@suse.de>
8446 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
8447 and return true if _cpp_push_next_buffer pushed a new include
8448 file.
8449 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
8450 _cpp_pop_file_buffer did not push a new file.
8451 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
8453 2002-01-02 Eric Christopher <echristo@redhat.com>
8455 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
8456 FIND_REG_INC_NOTE call. Update copyright.
8457 * loop.c (canonicalize_condition): Ditto.
8458 * reorg.c (delete_scheduled_jump): Ditto.
8460 2002-01-03 Kazu Hirata <kazu@hxi.com>
8462 * gcse.c: Fix formatting.
8464 2002-01-03 Graham Stott <grahams@redhat.com>
8466 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
8467 forward defs for struct tags rtx_def, union_tree, rtvec_def
8468 also output corresponding typedefs for rtx, tree, and rtvec.
8470 * system.h: Move forward defs for struct tags rtx_def, union_tree,
8471 rtvec_def along with corresponding typedefs for rtx, tree, and
8472 rtvec to config.h, hconfig.h, tconfig.h.
8474 2002-01-03 Graham Stott <grahams@redhat.com>
8476 * tree.h: Update copyright date.
8477 (IS_EXPR_CODE_CLASS): Add parenthesis.
8478 (TREE_SET_CODE): Add whitespace.
8479 (TREE_CHECK): Add parenthesis.
8480 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
8481 (CST_OR_CONSTRUCTOR_CHECK):
8482 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
8483 (TREE_SYMBOL_REFERENCED): Whitespace.
8484 (INT_CST_LT): Likewise.
8485 (INT_CST_LT_UNSIGNED): Likewise.
8486 (tree_real_cst): Unwrap comment.
8487 (tree_string): Likewise.
8488 (tree_complex): Likewise.
8489 (IDENTIFIER_POINTER): correct cast.
8490 (SAVE_EXPR_CONTEXT): Whitespace.
8491 (EXPR_WFL_FILENAME_NODE): Likewise.
8492 (EXPR_WFL_FILENAME): Remove parenthesis.
8493 (DECL_ORIGIN): Add parenthesis.
8494 (DECL_FROM_INLINE): Use NULL_TREE.
8495 (build_int_2): Whitespace.
8496 (build_type_variant): Add parenthesis.
8498 * gcc/jcf-parse.c: Update copyright date.
8499 (yyparse): Constify resource_filename.
8501 2002-01-03 Graham Stott <grahams@redhat.com>
8503 * rtl.h: Update copyright date.
8504 (RTL_CHECK1): Wrap long line.
8505 (RTL_CHECK2): Likewise.
8506 (RTL_CHECKC1): Wrap long line and whitespace.
8507 (RTL_CHECKC2): Likewise.
8508 (XWINT): Whitespace.
8509 (XINT): Likewise.
8510 (XSTR): Likewise.
8511 (XEXP): Likewise.
8512 (XVEC): Likewise.
8513 (XMODE): Likewise.
8514 (XBITMAP): Likewise.
8515 (XTREE): Likewise.
8516 (XBBDEF): Likewise.
8517 (XTMPL): Likewise.
8518 (X0WINT): Likewise.
8519 (X0INT):Likewise.
8520 (X0UINT): Likewise.
8521 (X0STR): Likewise.
8522 (X0EXP): Likewise.
8523 (X0VEC): Likewise.
8524 (X0MODE): Likewise.
8525 (X0BITMAP): Likewise.
8526 (X0TREE): Likewise.
8527 (X0BBDEF): Likewise.
8528 (X0ADVFLAGS): Likewise.
8529 (X0CSELIB): Likewise.
8530 (X0MEMATTR): Likewise.
8531 (XCWINT): Likewise.
8532 (XCINT): Likewise.
8533 (XCUINT): Likewise.
8534 (XCSTR): Likewise.
8535 (XCEXP): Likewise.
8536 (XCVEC): Likewise.
8537 (XCMODE): Likewise.
8538 (XCBITMAP): Likewise.
8539 (XCTREE): Likewise.
8540 (XCBBDEF): Likewise.
8541 (XCADVFLAGS): Likewise.
8542 (XCCSELIB): Likewise.
8543 (XC2EXP): Likewise.
8544 (INSN_UID): Likewise.
8545 (PREV_INSN): Likewise.
8546 (PATTERN): Likewise.
8547 (INSN_CODE): Likewise.
8548 (PUT_REG_NOTE_KIND): Likewise.
8549 (CODE_LABEL_NUMBER): Likewise.
8550 (NOTE_SOURCE_FILE): Likewise.
8551 (NOTE_BLOCK): Likewise.
8552 (NOTE_EH_HANDLER): Likewise.
8553 (NOTE_RANGE_INFO): Likewise.
8554 (NOTE_LIVE_INFO): Likewise.
8555 (NOTE_BASIC_BLOCK): Likewise.
8556 (NOTE_EXPECTED_VALUE): Likewise.
8557 (NOTE_LINE_NUMBER): Likewise.
8558 (LABEL_NAME): Likewise.
8559 (LABEL_NUSES): Likewise.
8560 (LABEL_ALTERNATE_NAME): Likewise.
8561 (ADDRESSOF_DECL): Likewise.
8562 (JUMP_LABEL): Likewise.
8563 (LABEL_NEXTREF): Likewise.
8564 (REGNO): Likewise.
8565 (ORIGINAL_REGNO: Likewise.
8566 (HARD_REGISTER_NUM_P): Add parenthesis.
8567 (SUBREG_REG): Whitespace.
8568 (SUBREG_BYTE): Likewise.
8569 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
8570 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
8571 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
8572 (ASM_OPERANDS_INPUT_VEC): Likewise.
8573 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
8574 (ASM_OPERANDS_INPUT): Likewise.
8575 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
8576 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
8577 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
8578 (ASM_OPERANDS_INPUT_MODE): Likewise.
8579 (ASM_OPERANDS_SOURCE_FILE): Likewise.
8580 (ASM_OPERANDS_SOURCE_LINE): Likewise.
8581 (MEM_SET_IN_STRUCT_P): Minor reformat.
8582 (TRAP_CONDITION): Whitespace.
8583 (TRAP_CODE): Likewise.
8584 (COND_EXEC_TEST): Likewise.
8585 (COND_EXEC_CODE): Likewise.
8586 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
8587 (PHI_NODE_P): Add parenthesis.
8588 (plus_constant): Whitespace and add parenthesis.
8590 2002-01-03 Kazu Hirata <kazu@hxi.com>
8592 * config/avr/avr.c: Fix comment typos.
8593 * config/c4x/c4x.md: Likewise.
8594 * config/dsp16xx/dsp16xx.h: Likewise.
8595 * config/dsp16xx/dsp16xx.md: Likewise.
8596 * config/i386/i386.md: Likewise.
8597 * config/ia64/ia64.c: Likewise.
8598 * config/m32r/m32r.h: Likewise.
8599 * config/m68hc11/m68hc11.md: Likewise.
8600 * config/mmix/mmix.c: Likewise.
8601 * config/mn10200/mn10200.c: Likewise.
8602 * config/romp/romp.c: Likewise.
8603 * config/sh/sh.c: Likewise.
8604 * config/stormy16/stormy16.c: Likewise.
8605 * config/stormy16/stormy16.h: Likewise.
8606 * config/stormy16/stormy16.md: Likewise.
8608 2002-01-03 Graham Stott <grahams@redhat.com>
8610 * loop.h: Update copyright date.
8611 (LOOP_MOVABLES): Fix typo.
8612 (LOOP_REGS): Likewise.
8613 (LOOP_IVS): Likewise.
8615 2002-01-03 Graham Stott <grahams@redhat.com>
8617 * cppinit.c: Update copyright date.
8618 Don't include output.h
8619 * Makefile.in: Update copyright date.
8620 Update dependency.
8622 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
8624 PR c/5226
8625 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
8626 (-pthread) Add to RS/6000 options.
8628 2002-01-02 Kazu Hirata <kazu@hxi.com>
8630 * except.c: Fix comment typos.
8631 * loop.c: Likewise.
8632 * varasm.c: Likewise.
8633 * doc/tm.texi: Fix a typo.
8635 2002-01-02 Jakub Jelinek <jakub@redhat.com>
8637 * c-typeck.c (output_init_element): Allow initializing static storage
8638 duration objects with compound literals.
8640 2002-01-02 Richard Henderson <rth@redhat.com>
8642 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
8643 after abusing it.
8645 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8647 * gcc.c (default_compilers): Const-ify.
8648 * mips-tdump.c (stab_names): Likewise.
8649 * mips-tfile.c (map_coff_types, map_coff_storage,
8650 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
8651 pseudo_ops_t, pseudo_ops): Likewise.
8652 * protoize.c (default_include): Likewise
8654 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
8655 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
8656 Add array size in declaration.
8657 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
8658 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
8659 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
8660 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
8661 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
8662 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
8663 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
8664 emtens, make_nan): Const-ify.
8665 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
8666 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
8668 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
8670 * config.gcc (ia64-*-*): Set extra_headers.
8671 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
8672 * config/alpha/t-osf: Remove.
8673 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
8675 2002-01-02 David Edelsohn <edelsohn@gnu.org>
8677 * config/rs6000/t-aix43: Revert previous change.
8679 2002-01-02 Jason Merrill <jason@redhat.com>
8681 * c-decl.c (c_expand_body): Call outlining_inline_function when
8682 emitting an inline function out of line.
8684 2002-01-02 Richard Henderson <rth@redhat.com>
8686 * dwarf2out.c (limbo_die_node): Add created_for member.
8687 (new_die): New argument created_for. Update all callers.
8688 (mark_limbo_die_list): New.
8689 (dwarf2out_init): Register limbo_die_list as a root.
8690 (dwarf2out_finish): Force insert limbo dies into their function
8691 context.
8693 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
8695 PR c++/5089
8696 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
8698 2002-01-02 Kazu Hirata <kazu@hxi.com>
8700 * config/h8300/fixunssfsi.c: Update copyright.
8701 Fix comment typos.
8702 Fix formatting.
8703 * config/h8300/h8300.c: Update copyright.
8704 Eliminate warnings.
8706 2002-01-02 Kazu Hirata <kazu@hxi.com>
8708 * config/romp/romp.c: Fix comment formatting.
8709 * config/romp/romp.h: Likewise.
8710 * config/romp/romp.md: Likewise.
8711 * config/s390/s390.c: Likewise.
8712 * config/stormy16/stormy16.c: Likewise.
8713 * config/stormy16/stormy16.h: Likewise.
8715 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
8717 * c-common.h (genrtl_expr_stmt_value): Declare.
8718 * c-semantics.c (genrtl_goto_stmt): Redirect to...
8719 (genrtl_goto_stmt_value): ... this new function. Pass new
8720 argument down to expand_expr_stmt_value, taking
8721 TREE_ADDRESSABLE into account.
8722 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
8723 STMT_EXPR as addressable, i.e., one whose result we want.
8724 * expr.c (expand_expr): Don't save expression statement value
8725 of labeled_blocks or loop_exprs.
8726 * stmt.c (expand_expr_stmt): Redirect to...
8727 (expand_expr_stmt_value): ... this new function. Use new
8728 argument to tell whether to save expression value.
8729 (expand_end_stmt_expr): Reset last_expr_type and
8730 last_expr_value if we don't have either.
8731 * tree-inline.c (declare_return_variable): Mark its use
8732 statement as addressable.
8733 * tree.h: Document new use of TREE_ADDRESSABLE.
8734 (expand_expr_stmt_value): Declare.
8736 2002-01-01 Tom Rix <trix@redhat.com>
8738 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8739 rs6000_emit_allocate_stack.
8741 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8743 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8744 ${srcdir}/ginclude/ to every entry in extra_headers.
8745 * configure: Regenerate.
8746 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8747 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8748 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8749 * ginclude/proto.h: Rename to config/convex/proto.h.
8751 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8753 * attribs.c (handle_vector_size_attribute): Use host_integerp
8754 and tree_int_cst; remove warnings.
8755 * caller-save.c (insert_restore): Add cast to get rid of warning.
8756 (insert_save): Likewise.
8757 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8758 * regmove.c (find_matches): Add temporary var to kill a warning.
8760 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8762 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8763 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8764 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8765 (vms-dwarf2eh.o): Add Makefile rule.
8766 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8767 * config/alpha/vms-dwarf2eh.asm: New file.
8769 * gcc.c (delete_if_ordinary): Delete all versions.
8771 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8773 * config/mmix/mmix.md: Update FIXME to not mention
8774 define_constants.
8775 (MMIX_rJ_REGNUM): New define_constants constant.
8776 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8777 "*movdicc_real"): Adjust contraints formatting.
8778 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8779 for branch prediction.
8780 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8781 output template.
8782 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8783 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8784 number. Delete related FIXMEs.
8785 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8786 from number to MMIX_rJ_REGNUM.
8787 (TARGET_MASK_BRANCH_PREDICT): New.
8788 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8789 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8790 value. Add -mbranch-predict and -mno-branch-predict.
8791 (TARGET_VERSION): Drop date.
8792 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8793 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8794 for finding out global symbols.
8795 (mmix_asm_output_labelref): Revert condition for global symbol.
8796 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8797 (mmix_print_operand_punct_valid_p): A '+' is valid.
8799 See ChangeLog.6 for earlier changes.