1 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
4 instead of unsigned_type.
6 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
8 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
9 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
12 2002-04-18 Bernd Schmidt <bernds@redhat.com>
14 * attribs.c (vector_type_node_list): New static variable.
15 (handle_vector_size_attribute): Use it to avoid generating a
16 new type node each time we are called.
18 * combine.c (subst): Avoid trying to make a vector mode subreg of
20 (gen_lowpart_for_combine): Likewise.
22 2002-04-18 Roger Sayle <roger@eyesopen.com>
23 Jakub Jelinek <jakub@redhat.com>
25 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
26 for integer constant c (if x has unsigned type or sign bit is not
27 set in c). This folds the zero/sign extension into the bit-wise and
30 2002-04-18 Jakub Jelinek <jakub@redhat.com>
33 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
36 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
38 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
40 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
42 * gcc.c (read_specs): Detect and fail if an attempt is made to
43 rename a spec string to an already existing string.
45 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
47 * config/s390/s390.c (legitimize_pic_address): Do not generate
48 illegal address constant without CONST.
50 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
52 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
53 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
55 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
58 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
59 to make sure previous reloads are taken into account. Generate
60 better code if one operand is an in-range immediate constant.
62 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
64 * doc/install.texi (Building): libgcj requires GNU make.
66 2002-04-17 Jakub Jelinek <jakub@redhat.com>
69 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
70 even if hard quad and register is not floating.
71 (movtf reg<-mem split): Disallow splitting if hard quad and
73 (movtf mem<-reg split): Likewise.
74 * config/sparc/sparc.c (fp_register_operand): New predicate.
75 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
77 2002-04-17 Zack Weinberg <zack@codesourcery.com>
79 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
80 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
81 (unprotoize.o): Ditto. Build from protoize.c. Define
82 UNPROTOIZE on command line.
83 * protoize.c: Include cppdefault.h. Delete include_defaults.
84 (in_system_include_dir): Use cpp_include_defaults (defined in
86 * unprotoize.c: Delete file.
88 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
90 * config/rs6000/altivec.h (vec_ld): Add array variants.
94 2002-04-17 Alan Matsuoka <alanm@redhat.com>
95 Aldy Hernandez <aldyh@redhat.com>
97 * config/rs6000/altivec.h: Define __ALTIVEC__.
104 Add parentheses to all macro arguments.
106 2002-04-16 Richard Henderson <rth@redhat.com>
109 * except.c (remove_eh_handler): Insert inner regions at beginning
110 of sibling chain. Refactor expressions.
112 2002-04-16 Richard Henderson <rth@redhat.com>
114 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
115 * config/sparc/sol2-gas-bi.h: New file.
116 * config.gcc (sparc*-solaris): Add it as needed.
117 * configure.in (AS_SPARC64_FLAG): Remove check.
118 * config.in, configure: Regenerate.
120 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
122 2002-04-16 Richard Henderson <rth@redhat.com>
124 * config/mips/mips.c (override_options): Don't override N32 for
128 * config/mips/mips.md (can_delay): Split out of existing define_delays.
129 (HILO_delay): Set can_delay false.
131 2002-04-16 Dale Johannesen <dalej@apple.com>
133 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
134 instruction addresses.
135 (rs6000_output_function_epilogue): Likewise.
137 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
139 * c-parse.in (poplevel, compstmt_start,
140 compstmt_primary_start): Add ending ';', in accordance
143 2002-04-16 Richard Henderson <rth@redhat.com>
145 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
146 Adjust tm_file order to get TARGET_DEFAULT set properly.
147 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
148 * doc/install.texi (sparc-solaris): Update.
150 2002-04-16 Dale Johannesen <dalej@apple.com>
152 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
153 comparison operands do not match each other or if modes of
154 conditions do not match result.
156 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
159 * config/s390/s390.md (mulsidi3): Set both subregs of the
162 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
164 * config/rs6000/altivec.h (vec_addc): Type check.
166 2002-04-16 Jakub Jelinek <jakub@redhat.com>
169 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
171 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
173 2002-04-15 Richard Henderson <rth@redhat.com>
175 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
176 call_really_used_regs too.
178 2002-04-15 Richard Henderson <rth@redhat.com>
180 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
182 2002-04-15 David S. Miller <davem@redhat.com>
184 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
187 2002-04-16 Jakub Jelinek <jakub@redhat.com>
190 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
191 CONST_VECTOR is { 0, ... 0 }.
193 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
195 * doc/install.texi (Installing GCC: Configuration): Clarify
196 the only supported ways to configure gcc.
198 2002-04-15 Roland McGrath <roland@frob.com>
200 * config.gcc (alpha*-*-gnu*): New target configuration.
201 * config/alpha/gnu.h: New file for it.
202 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
204 2002-04-16 Mark Mitchell <mark@codesourcery.com>
206 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
207 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
208 * tree.h (expand_start_stmt_expr): Update prototype.
209 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
210 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
211 on the STMT_EXPR created for the inline function.
213 2002-04-15 Richard Henderson <rth@redhat.com>
215 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
216 config/i386/linux-aout.h, config/i386/linux-oldld.h,
217 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
218 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
219 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
220 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
221 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
222 Define __gnu_linux__, not gnu_linux.
223 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
225 2002-04-15 Mark Mitchell <mark@codesourcery.com>
227 Remove Chill front end.
228 * gcc.c (default_compilers): Remove Chill entries.
229 * ch: Remove directory.
230 * doc/frontends.texi: Remove information about Chill.
231 * doc/sourcebuild.texi: Likewise.
232 * doc/standards.texi: Likewise.
234 2002-04-15 Douglas B Rupp <rupp@gnat.com>
236 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
237 (LONGLONG_STANDALONE): Define.
239 2002-04-15 David S. Miller <davem@redhat.com>
241 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
242 Call emit_library_call with LCT_NORMAL.
243 (sparc_initialize_trampoline): Use LCT_foo instead of
244 magic constant in emit_library_call invocations.
245 (sparc64_initialize_trampoline): Likewise.
246 (sparc_profile_hook): Likewise.
247 * config/sparc/sparc.md: Likewise.
249 * config/sparc/sparc.c (sparc_extra_constraint_check):
250 Fix type of argument 'c'.
251 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
254 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
256 * diagnostic.h (output_buffer_state): Redefine.
257 (output_format_decoder): New macro.
258 (output_prefixing_rule): Likewise.
259 (output_line_cutoff): Likewise.
260 (diagnostic_format_decoder): Adjust.
261 (diagnostic_prefixing_rule): Likewise.
262 (diagnostic_line_cutoff): Likewise.
263 (diagnostic_state): Likewise.
264 (diagnostic_kind_count): Likewise.
265 (diagnostic_buffer): Now a macro.
267 * diagnostic.c (diagnostic_buffer): Remove definition.
268 (output_is_line_wrapping): Adjust.
269 (set_real_maximum_length): Likewise.
270 (output_set_maximum_length): Likewise.
271 (init_output_buffer): Likewise.
272 (lhd_print_error_function): Likewise.
273 (output_do_verbatim): Likewise.
275 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
277 * cpperror.c (print_location): Don't print include chain
279 (cpp_begin_message): Update to use DL_ macros.
280 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
281 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
282 cpp_notice, cpp_notice_from_errno): Remove.
283 (cpp_error, cpp_error_with_line): Update to take a diagnostic
286 * cppexp.c (CPP_ICE): Remove.
287 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
288 lex, integer_overflow, _cpp_parse_expr): Update.
289 * cppfiles.c (read_include_file, find_include_file,
290 handle_missing_header, _cpp_read_file, remap_filename): Update.
291 * cpphash.h (enum error_type): Remove.
292 (_cpp_begin_message): Update.
293 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
294 cpp_handle_option, cpp_post_options): Update.
295 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
296 skip_whitespace, parse_identifier, parse_slow, parse_string,
297 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
298 cpp_interpret_charconst): Update.
299 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
300 lex_macro_node, do_undef, glue_header_name, parse_include,
301 do_include_common, read_flag, do_line, do_linemarker, do_ident,
302 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
303 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
304 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
305 _cpp_pop_buffer, do_diagnostic): Update.
306 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
307 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
308 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
309 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
310 cpp_notice, cpp_notice_from_errno): Remove.
311 (cpp_error, cpp_error_with_line): Update to take a diagnostic
314 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
315 collect_args, enter_macro_context, save_parameter, parse_params,
316 _cpp_create_definition, check_trad_stringification,
317 cpp_macro_definition): Update.
318 * cppmain.c (cpp_preprocess_file): Update.
319 * fix-header.c (read_scan_file): Update.
321 2002-04-14 Andreas Schwab <schwab@suse.de>
323 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
325 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
327 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
329 2002-04-13 Mark Mitchell <mark@codesourcery.com>
331 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
334 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
336 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
338 2002-04-13 Joel Sherrill <joel@OARcorp.com>
340 * config/sparc/t-elf: Enable v8 multilibs. Impacts
341 sparc-elf and sparc-rtems targets.
343 2002-04-13 Mark Mitchell <mark@codesourcery.com>
345 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
346 defined, and __gnu_hurd__ wherever __GNU__ is defined.
347 * arm/linux-elf.h: Likewise.
348 * cris/aout.h: Likewise.
349 * cris/linux.h: Likewise.
350 * i370/linux.h: Likewise.
351 * i386/gnu.h: Likewise.
352 * i386/linux-aout.h: Likewise.
353 * i386/linux-oldld.h: Likewise.
354 * i386/linux.h: Likewise.
355 * i386/linux64.h: Likewise.
356 * ia64/linux.h: Likewise.
357 * m68k/linux-aout.h: Likewise.
358 * m68k/linux.h: Likewise.
359 * mips/linux.h: Likewise.
360 * pa/pa-linux.h: Likewise.
361 * pj/linux.h: Likewise.
362 * rs6000/sysv4.h: Likewise.
363 * s390/linux.h: Likewise.
364 * sh/linux.h: Likewise.
365 * sparc/linux-aout.h: Likewise.
366 * sparc/linux.h: Likewise.
367 * sparc/linux64.h: Likewise.
368 * xtensa/linux.h: Likewise.
370 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
372 * stmt.c (check_unique_operand_names): Expect operand names to
373 be strings rather than identifiers. Use simple_cst_equal to
375 (resolve_operand_name_1): Make same identifier to string change here.
376 * c-parse.in (asm_operand): Convert a named operand into a string.
377 * cp/parse.y (asm_operand): Likewise.
379 2002-04-13 Andreas Schwab <schwab@suse.de>
381 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
383 2002-04-12 Mark Mitchell <mark@codesourcery.com>
385 Revert these changes:
387 2002-04-06 Mark Mitchell <mark@codesourcery.com>
390 * stor-layout.c (layout_decl): Reset the RTL for the decl.
392 2002-04-12 Richard Henderson <rth@redhat.com>
394 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
395 (sparc*-*-solaris): Clean up header files.
396 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
397 and plan on generating 64-bit code.
398 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
399 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
400 * config/sparc/sol2-sld-64.h: Rename ...
401 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
402 for AS_SPARC64_FLAG not defined.
403 * config/sparc/sol2-gld-bi.h: New.
404 * config/sparc/sol2-sld.h: Remove.
405 * config/sparc/sol26-sld.h: New.
406 * config/sparc/sol2.h: Tidy comments.
407 * doc/install.texi: Document sparc-solaris configury changes.
409 2002-04-12 Richard Henderson <rth@redhat.com>
411 * recog.c (offsettable_address_p): Match the logic in adjust_address.
413 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
414 in 64-bit mode only. Use only for 32-bit or MEDLOW.
416 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
418 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
420 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
422 * pa.c (pa_can_combine_p): Call extract_insn before calling
425 2002-04-12 Douglas B Rupp <rupp@gnat.com>
427 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
428 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
429 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
430 (CPP_PREDEFINES): Handle __declspec.
431 * config/i386/t-interix (USER_H): Remove.
433 2002-04-12 DJ Delorie <dj@redhat.com>
435 * integrate.c (compare_blocks): Make comparisons safe for when
436 sizeof(int) < sizeof(char *).
437 (find_block): Likewise.
439 2002-04-12 Jan Hubicka <jh@suse.cz>
440 David Edelsohn <edelsohn@gnu.org>
442 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
444 (symbol_ref_operand): New.
445 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
446 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
448 2002-04-12 Andreas Schwab <schwab@suse.de>
450 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
451 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
452 overrides the definition in config/svr4.h.
454 2002-04-12 Eric Norum <eric.norum@usask.ca>
456 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
457 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
458 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
459 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
460 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
461 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
462 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
463 definitions to config/rtems.h and make the targets more similar.
465 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
467 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
468 POINTERS_EXTEND_UNSIGNED.
469 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
470 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
472 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
475 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
477 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
478 depends on TARGET_SHMEDIA, not TARGET_SH5.
480 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
482 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
483 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
485 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
487 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
490 2002-04-12 Andreas Schwab <schwab@suse.de>
492 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
494 2002-04-12 Richard Henderson <rth@redhat.com>
497 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
499 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
500 modes spanning multiple hard regs.
502 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
504 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
506 * pa.c (pa_output_function_prologue): Don't accumulate the total
507 number of code bytes when using TARGET_64BIT, or gas, SOM and not
508 the portable runtime.
509 (output_deferred_plabels): Handle 64bit plabels.
510 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
511 generating pic code using the GAS assembler for object formats that
512 are not SOM (ie., ELF32 and ELF64).
513 (output_millicode_call): Check attribute type if attribute length is 28.
514 Likewise use $PIC_pcrel$0. Only call get_attr_length and
515 dbr_sequence_length once.
516 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
517 dbr_sequence_length once.
518 * pa.h (TARGET_SOM): Define if not defined.
519 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
520 with GAS and not SOM.
521 (jump, call_internal_reg, call_value_internal_reg): Likewise.
522 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
524 2002-04-11 David O'Brien <obrien@FreeBSD.org>
526 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
527 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
528 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
529 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
530 elfos.h and dbxelf.h values are fine now.
531 * config/i386/freebsd.h, config/alpha/freebsd.h
532 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
534 2002-04-11 David O'Brien <obrien@FreeBSD.org>
536 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
537 or set Acpu or Amachine. Reformat.
538 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
540 (LINK_SPEC): Do not need to undef.
541 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
542 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
543 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
545 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
546 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
547 (LINK_SPEC): Do not need to undef.
548 (DONT_USE_BUILTIN_SETJMP): Do not define.
549 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
550 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
551 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
552 Remove trailing spaces.
553 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
554 __ELF__, or set Acpu or Amachine. Reformat.
555 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
558 2002-04-11 David O'Brien <obrien@FreeBSD.org>
560 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
561 all other *-*-freebsd* targets.
563 2002-04-11 Richard Henderson <rth@redhat.com>
565 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
567 2002-04-11 David O'Brien <obrien@FreeBSD.org>
569 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
570 Include {cpu}/{cpu}.h thru tm_file.
571 (alpha*-*-linux*ecoff): Remove target.
572 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
573 (LINK_SPEC): Remove, is not OS independent.
574 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
575 (LINK_SPEC): Do not need to #undef any longer.
576 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
578 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
580 (LINK_SPEC): Moved here from alpha/elf.h.
581 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
583 * config/alpha/linux-ecoff.h: Remove.
584 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
585 (CPP_SPEC): Define _POSIX_SOURCE as needed.
586 (CPP_SUBTARGET_SPEC): Do not define.
587 (LINK_SPEC): Do not need to #undef any longer.
588 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
589 * config/alpha/vms.h: Likewise.
591 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
593 * doc/extend.texi: Remove old claim that typedefs cannot have
594 an alignment attribute.
596 2002-04-11 Jakub Jelinek <jakub@redhat.com>
599 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
600 bitpos is 0 and bitsize CONCAT size.
602 2002-04-11 Jakub Jelinek <jakub@redhat.com>
605 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
607 2002-04-10 David O'Brien <obrien@FreeBSD.org>
609 * config/alpha/freebsd.h: Minor reformatting.
610 (CPP_SPEC): Define ELF and add cpp_subtarget.
611 (ASM_SPEC): No longer needed.
613 2002-04-11 Richard Henderson <rth@redhat.com>
615 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
616 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
617 (dimode mem/zero splitter): New.
619 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
621 * config/cris/cris.c (cris_override_options): Tweak error message
622 for PIC not implemented.
624 * config/cris/cris.h: Tweak comments related to parameter-passing.
626 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
628 2002-04-10 Richard Henderson <rth@redhat.com>
630 * except.c (add_ehl_entry): Allow duplicates after landing pad
633 2002-04-10 David Edelsohn <edelsohn@gnu.org>
635 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
637 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
639 * c-decl.c (c_init_decl_processing): Move generation of
640 decls for g77_integer_type_node and friends from here ...
641 * c-common.c (c_common_nodes_and_builtins): ... to here.
643 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
645 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
646 is only used as frame pointer when frame_pointer_needed is true.
648 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
651 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
652 for the fact that the pool entry uses two words.
653 (movdf_hard_insn): Similarly. Also, ADR instruction can span
655 (movdf_soft_insn): Similarly.
656 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
657 for the fact that the pool entry uses three words.
659 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
661 * config/mips/mips.c (mips_va_arg): When using the struct version
662 of the EABI va_list, allow arguments in the register save area to
663 take up less room than a stack argument.
665 2002-04-10 Richard Henderson <rth@redhat.com>
667 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
668 if EXPAND_INITIALIZER.
670 2002-04-09 Richard Henderson <rth@redhat.com>
672 * config/alpha/alpha.md (movdi_er_maybe_g): New.
673 * config/alpha/alpha.c (alpha_expand_mov): Use it.
675 2002-04-10 Alan Modra <amodra@bigpond.net.au>
678 * rtlanal.c (pure_call_p): New function.
679 * rtl.h (pure_call_p): Declare.
680 * loop.c (prescan_loop): Use it to set has_nonconst_call.
681 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
683 2002-04-09 Eric Christopher <echristo@redhat.com>
685 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
686 information to .comm directive.
688 2002-04-09 Richard Henderson <rth@redhat.com>
691 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
693 2002-04-09 Richard Henderson <rth@redhat.com>
695 * basic-block.h (flow_delete_block_noexpunge): Declare.
696 (expunge_block_nocompact): Declare.
697 * cfg.c (expunge_block_nocompact): Split out from ...
698 (expunge_block): ... here.
699 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
700 (flow_delete_block_noexpunge): Split out from ...
701 (flow_delete_block): ... here.
702 * cfgcleanup.c (delete_unreachable_blocks): Compact while
703 removing dead blocks.
704 * except.c (exception_handler_labels): Remove.
705 (exception_handler_label_map): New.
706 (struct eh_region): Add aka member.
707 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
708 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
709 (for_each_eh_label, for_each_eh_label_1): New.
710 (init_eh): Register exception_handler_label_map.
711 (free_eh_status): Use free_region.
712 (find_exception_handler_labels): Use the map, not the list.
713 (remove_exception_handler_label): Likewise.
714 (maybe_remove_eh_handler): Likewise.
715 (remove_eh_handler): Use the region aka bitmap.
716 * except.h (exception_handler_labels): Remove.
717 (for_each_eh_label): Declare.
718 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
719 * loop.c (invalidate_loops_containing_label): New.
720 (find_and_verify_loops): Use it. Use for_each_eh_label.
721 * sched-rgn.c (is_cfg_nonregular): Use
722 current_function_has_exception_handlers.
724 2002-04-09 Richard Henderson <rth@redhat.com>
726 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
727 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
728 Do not return changed status.
729 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
730 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
731 New functions that do return changed status.
732 * sbitmap.h: Update decls.
733 * gcse.c, lcm.c: Use _cg functions as needed.
735 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
737 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
738 (sh64-*-elf*, sh-*-rtemself*): Likewise.
739 * config/sh/embed_bb.c: New file.
740 * config/sh/embed-elf.h: New file.
741 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
742 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
743 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
745 (SUBTARGET_CPP_PTR_SPEC): Don't define.
746 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
747 Add subtarget_asm_endian_spec.
748 (ASM_SPEC): Use subtarget_asm_endian_spec.
749 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
750 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
751 (WCHAR_UNSIGNED): Define.
752 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
753 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
754 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
756 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
757 (sh_adjust_cost): Likewise.
758 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
760 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
761 (WCHAR_TYPE_SIZE): Likewise.
762 (ASM_SPEC): Use subtarget_asm_endian_spec.
763 (SH_ELF_WCHAR_TYPE): #undef/ #define.
764 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
765 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
766 (MAX_WCHAR_TYPE_SIZE): Don't #define .
767 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
768 (USER_LABEL_PREFIX): Don't #undef /#define .
769 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
770 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
771 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
772 (ASM_SPEC): Likewise.
773 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
774 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
775 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
776 (LIB2FUNCS_EXTRA): Define.
777 * t-sh64 (LIB2FUNCS_EXTRA): Define.
778 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
779 (LIB1ASMFUNCS_CACHE): Define.
780 (LIB2FUNCS_EXTRA): Redefine empty.
782 2002-04-08 Richard Henderson <rth@redhat.com>
784 * reorg.c (get_branch_condition): Use reversed_comparison_code.
786 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
788 * config/m68hc11/larith.asm (__map_data_section): Fix condition
789 and optimize for size.
790 (__do_global_ctors): Fix pointer comparison.
791 (__do_global_dtors): Likewise.
793 2002-04-09 David S. Miller <davem@redhat.com>
795 * config/sparc/sparc.c (sparc_extra_constraint_check): New
796 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
797 allow reloading pseudos.
798 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
799 * config/sparc/sparc-protos.h: Declare it.
801 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
802 unsigned comparison warning.
803 (output_restore_regs): Mark leaf_function as unused.
805 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
807 * expr.c (is_aligning_offset): New function.
808 (expand_expr, case COMPONENT_EXPR): Call it.
810 2002-04-08 David S. Miller <davem@redhat.com>
813 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
815 Make init_priority work on Sparc when using GNU ld.
816 * config/sparc/linux.h, config/sparc/linux64.h,
817 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
818 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
819 * config/sparc/sol2-gld.h: New file to do the same.
820 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
821 sparc/sol2-gld.h to tm_file.
824 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
825 * doc/md.texi: Document it.
826 * config/sparc/sparc.md (movdi_insn_sp64_novis,
827 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
828 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
829 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
830 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
832 2002-04-08 Andreas Jaeger <aj@suse.de>
834 * stmt.c (expand_asm_operands): Revert last patch from Richard
837 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
839 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
840 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
842 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
844 * doc/contrib.texi (Contributors): Add David O'Brien.
846 2002-04-08 Alan Modra <amodra@bigpond.net.au>
848 * configure.in (auto-build.h): Use target_alias and build_alias
849 when running configure.
850 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
851 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
852 * configure: Regenerate.
854 2002-04-07 David S. Miller <davem@redhat.com>
856 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
858 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
861 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
862 generating 32-bit pic code.
864 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
866 * cppinit.c (cpp_create_reader): Initialize
867 discard_comments_in_macro_exp.
868 (COMMAND_LINE_OPTIONS): Add "-CC" option.
869 (cpp_handle_option): Handle "-CC" option.
870 * cpplex.c (save_comment): If saving a C++ comment in
871 a directive, convert it to a C comment.
872 (_cpp_lex_direct): Pass second comment start character to
873 save_comment to indicate comment type.
874 * cpplib.c (_cpp_handle_directive): If processing
875 a "#define" directive and discard_comments_in_macro_exp
876 is false, re-enable saving of comments.
877 (lex_macro_node): If discard_comments_in_macro_exp is false,
878 discard any comments before the macro identifier.
879 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
881 * cppmacro.c (cpp_get_token): If expanding a macro while
882 processing a directive, discard any comments we might encounter.
883 (parse_params): If discard_comments_in_macro_exp is false,
884 ignore comments in the macro parameter list.
885 * gcc.c (cpp_unique_options): Add "-CC" option.
886 (option_map): Map "--comments-in-macros" to "-CC".
887 * doc/cppopts.texi: Document "-CC" option.
888 * f/lang-specs.h: Add "-CC" option.
889 * testsuite/gcc.dg/cpp/maccom1.c: New test.
890 * testsuite/gcc.dg/cpp/maccom2.c: New test.
891 * testsuite/gcc.dg/cpp/maccom3.c: New test.
892 * testsuite/gcc.dg/cpp/maccom4.c: New test.
893 * testsuite/gcc.dg/cpp/maccom5.c: New test.
894 * testsuite/gcc.dg/cpp/maccom6.c: New test.
896 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
899 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
901 2002-04-06 Mark Mitchell <mark@codesourcery.com>
904 * stor-layout.c (layout_decl): Reset the RTL for the decl.
907 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
908 RTX_UNCHANGING_P for the functions arguments when a tail call
911 2002-04-06 Jason Merrill <jason@redhat.com>
913 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
914 (parse_options_and_default_flags): Set them appropriately.
915 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
917 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
919 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
922 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
925 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
926 types come in by-reference. Fix typo in comment.
928 2002-04-05 David S. Miller <davem@redhat.com>
930 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
931 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
932 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
933 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
935 2002-04-05 David S. Miller <davem@redhat.com>
937 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
938 are not going to emit return instructions, emit at least a nop
939 for the sake of sane backtraces.
941 2002-04-05 Richard Henderson <rth@redhat.com>
943 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
945 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
947 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
949 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
951 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
952 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
953 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
955 2002-04-05 Andreas Schwab <schwab@suse.de>
957 * c-convert.c: Include c-common.h.
958 * Makefile.in (c-convert.o): Updated.
960 2002-04-05 Jakub Jelinek <jakub@redhat.com>
962 * mklibgcc.in: Use separate libgcc.map for each multilib.
963 * Makefile.in (distclean): Don't remove libgcc.map here.
965 2002-04-05 Jakub Jelinek <jakub@redhat.com>
967 * Makefile.in (s-mlib): Handle --disable-multilib by separate
968 genmultilib invocation.
970 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
972 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
973 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
974 to num_gprs for symmetry.
975 * config/mips/mips.c: Adjust accordingly.
977 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
979 * c-common.c (truthvalue_conversion): Rename, update.
980 * c-common.h (c_common_truthvalue_conversion): New.
981 * c-convert.c (convert): Update.
982 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
983 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
984 * c-typeck.c (build_binary_op, build_unary_op,
985 build_conditional_expr): Update.
986 * fold-const.c (constant_boolean_node, fold): Use langhook.
987 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
988 * langhooks.h (struct lang_hooks): New hook.
989 * stmt.c (expand_decl_cleanup): Use langhook.
990 * tree.h (truthvalue_conversion): Remove.
992 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
994 2002-04-05 Alan Modra <amodra@bigpond.net.au>
996 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
997 Add rules to make null object file.
999 2002-04-04 Jim Blandy <jimb@redhat.com>
1001 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
1002 macro formal parameter names.
1004 2002-04-04 David S. Miller <davem@redhat.com>
1006 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
1008 2002-04-04 Richard Henderson <rth@redhat.com>
1011 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
1012 Support copies into and out of memory. Don't accept allows_reg
1013 and allows_mem as gospel.
1015 2002-04-04 Richard Henderson <rth@redhat.com>
1018 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
1019 (write_dependence_p): Likewise.
1021 2002-04-04 Richard Henderson <rth@redhat.com>
1023 * predict.c (estimate_bb_frequencies): Do frequency calculation
1024 with a volatile temporary.
1026 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
1028 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
1030 2002-04-04 Jakub Jelinek <jakub@redhat.com>
1033 * final.c (final_start_function): Don't bump profile_label_no here...
1034 (final_end_function): ...but here.
1036 2002-04-04 Jakub Jelinek <jakub@redhat.com>
1038 * config/sparc/sparc.md (pic): New attribute.
1039 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
1041 (split after do_builtin_setjmp_setup): New.
1043 2002-04-04 Jakub Jelinek <jakub@redhat.com>
1046 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
1049 2002-04-04 Jakub Jelinek <jakub@redhat.com>
1051 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
1052 UNITS_PER_WORD for zero sized aggregates.
1054 2002-04-03 David S. Miller <davem@redhat.com>
1056 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
1057 one-character spec for this, just use %(link_gcc_c_sequence).
1059 2002-04-03 David S. Miller <davem@redhat.com>
1061 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
1064 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1066 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
1067 (DWARF_FRAME_RETURN_COLUMN): Move.
1068 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1069 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
1070 * pa.c (except.h, predict.h): Include.
1072 (store_reg_modify, set_reg_plus_d): Revise prototypes.
1073 (output_ascii): Add cast.
1074 (store_reg_modify): Revise to add frame notes.
1075 (set_reg_plus_d): Likewise.
1076 (compute_frame_size): Include space for eh data registers in frame if
1077 the current function calls eh_return.
1078 (hppa_expand_prologue): Ensure register %r2 is saved if the current
1079 function calls eh_return. Save eh data registers if the current
1080 function calls eh_return. Fix code to add frame notes. Emit
1081 blockage to prevent insns with frame notes being scheduled in the
1082 delay slot of calls.
1083 (hppa_expand_epilogue): Restore eh data registers and do final stack
1084 adjustment if the current function calls eh_return. Don't add frame
1086 (output_call): Revise for change in length of call insn. Don't do
1087 return pointer adjustment for an unconditional jump in the delay slot
1088 of a call when using frame notes.
1089 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
1090 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
1091 (ARG_POINTER_CFA_OFFSET): Define.
1092 * pa.md (return_external_pic): New pattern.
1093 (prologue): Correct formatting. Use return_external_pic if current
1094 function calls eh_return.
1095 (call_internal_symref, call_value_internal_symref,
1096 sibcall_internal_symref, sibcall_value_internal_symref): Change default
1097 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
1099 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
1101 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
1102 list of targets to check using "nop" insn.
1103 * configure: Rebuilt.
1105 2002-04-04 Alan Modra <amodra@bigpond.net.au>
1107 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
1109 2002-04-03 David S. Miller <davem@redhat.com>
1111 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
1112 library sequence passed to the linker.
1113 (LINK_COMMAND_SPEC): Use it.
1114 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
1115 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
1116 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1118 2002-04-03 Jason Merrill <jason@redhat.com>
1120 * except.c (struct eh_status): Remove protect_list.
1121 (begin_protect_partials, end_protect_partials): Remove.
1122 (add_partial_entry): Remove.
1123 * except.h: Remove prototypes.
1125 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
1126 expand_decl_cleanup_eh.
1129 * tree.h (CLEANUP_EH_ONLY): New macro.
1130 * stmt.c (expand_decl_cleanup_eh): New fn.
1131 (expand_cleanups): Check CLEANUP_EH_ONLY.
1132 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
1133 Use expand_decl_cleanup_eh.
1134 (expand_stmt): Adjust.
1135 * c-common.h: Adjust prototype.
1137 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
1139 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
1140 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
1141 (cris_target_asm_function_epilogue): Ditto.
1142 (cris_initial_frame_pointer_offset): Ditto.
1143 (cris_simple_epilogue): Ditto.
1144 (cris_expand_builtin_va_arg): Variable-size types come in
1147 2002-04-03 David S. Miller <davem@redhat.com>
1149 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
1151 (set_fast_math): Correct 'fsr' type.
1153 2002-04-03 Richard Henderson <rth@redhat.com>
1156 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
1157 * toplev.c (check_global_declarations): Use it.
1158 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
1159 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
1160 (LANG_HOOKS_DECLS): Add it.
1161 * langhooks.c (lhd_warn_unused_global_decl): New.
1162 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
1163 * c-objc-common.c (c_warn_unused_global_decl): New.
1164 * c-tree.h (c_warn_unused_global_decl): Declare.
1165 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
1167 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
1169 * langhooks-def.h (lhd_set_decl_assembler_name,
1170 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
1171 (LANG_HOOKS_INITIALIZER): Update.
1172 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
1173 * langhooks.h (struct lang_hooks): New hook.
1174 * tree.c (set_decl_assembler_name): Move to langhooks.c.
1175 (lang_set_decl_assembler_name): Remove.
1176 (init_obstacks): Don't set hook.
1177 (decl_assembler_name): New function.
1178 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
1179 (decl_assembler_name): New.
1180 (lang_set_decl_assembler_name): Remove.
1182 2002-04-03 Jakub Jelinek <jakub@redhat.com>
1184 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
1185 works properly with .hidden symbols.
1186 * configure: Rebuilt.
1187 * config.in: Rebuilt.
1188 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1189 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
1190 properly with .hidden symbols.
1192 2002-04-03 Jakub Jelinek <jakub@redhat.com>
1195 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
1198 2002-04-03 Richard Henderson <rth@redhat.com>
1201 * sched-rgn.c (sets_likely_spilled): New.
1202 (sets_likely_spilled_1): New.
1203 (add_branch_dependences): Use it.
1205 2002-04-02 Richard Henderson <rth@redhat.com>
1208 * loop.h (LOOP_FIRST_PASS): New.
1209 * loop.c (strength_reduce): Mind it when deciding to unroll.
1210 * toplev.c (rest_of_compilation): Set it.
1212 2002-04-02 David S. Miller <davem@redhat.com>
1214 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
1215 mems_ok_for_ldd_peep when the order of the loads being examined
1217 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
1218 existing comment to increase comprehension of this situation.
1220 2002-04-02 Zack Weinberg <zack@codesourcery.com>
1222 * config/sh/sh.md: Don't use union real_extract.
1224 2002-04-02 Richard Henderson <rth@redhat.com>
1226 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
1228 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1230 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
1231 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
1232 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
1233 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
1234 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
1235 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
1236 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
1237 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
1238 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
1239 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
1240 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
1241 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
1242 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
1243 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
1244 Include as many configury headers via tm_file as possible. This
1245 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
1246 * config/openbsd-oldgas.h: New file.
1247 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
1248 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
1249 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
1250 config/i386/i386-coff.h, config/i386/i386-interix.h,
1251 config/i386/iscdbx.h, config/i386/linux-aout.h,
1252 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
1253 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
1254 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
1255 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
1256 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
1257 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
1258 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
1259 config/i386/vxi386.h: Do not directly include configury headers.
1260 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
1261 Directly include configury headers that are no longer automatically
1262 included by the above headers.
1263 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
1264 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
1265 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
1266 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
1267 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
1268 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
1269 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
1270 (TARGET_VERSION): Define.
1271 * config/i386/beos-elf.h, config/i386/freebsd.h,
1272 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
1273 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
1274 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
1275 config/i386/sco5.h, config/i386/sysv4.h
1276 (TARGET_VERSION): Do not need to protect.
1277 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
1278 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
1279 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
1280 config/i386/i386-interix.h, config/i386/linux-aout.h,
1281 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
1282 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
1283 (YES_UNDERSCORES): Do not define - not needed.
1284 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
1285 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1286 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
1287 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
1288 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1289 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
1290 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
1291 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
1293 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
1294 Richard Henderson <rth@redhat.com>
1297 * function.c (assign_temp): Accept either type or decl argument.
1298 Detect variables whose size is too large to fit into an integer.
1299 * stmt.c (expand_decl): Pass the decl, not the type.
1301 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1303 * protoize.c: Match include directory usage with cppdefault.c.
1305 2002-04-03 Jeffrey A Law (law@redhat.com)
1306 Hans-Peter Nilsson <hp@bitrange.com>
1308 * combine.c (simplify_comparison): Avoid narrowing a comparison
1309 with a paradoxical subreg when doing so would drop signficant bits.
1311 2002-04-02 Steve Ellcey <sje@cup.hp.com>
1313 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
1314 if POINTERS_EXTEND_UNSIGNED is defined.
1316 2002-04-02 Richard Henderson <rth@redhat.com>
1319 * local-alloc.c (contains_replace_regs): LO_SUM may contain
1322 2002-04-02 Richard Henderson <rth@redhat.com>
1324 * doc/standards.texi: Document required freestanding libc entry points.
1326 2002-04-02 Alan Modra <amodra@bigpond.net.au>
1328 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
1329 associated splitter. Remove MQ constraint.
1330 (ctrdi_internal4): Correct CCmode clobber.
1332 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1334 * milli64.S ($$dyncall): New function.
1335 * t-linux (LIB1ASMFUNCS): Revise module list.
1336 (LIB1ASMSRC): Use pa/milli64.S.
1338 2002-04-02 Richard Henderson <rth@redhat.com>
1340 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
1341 rename solaris_sys_varargs_h.
1343 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1345 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
1346 the same mode as its component.
1348 2002-04-02 Richard Henderson <rth@redhat.com>
1351 * final.c (this_is_asm_operands): Export.
1352 * output.h (this_is_asm_operands): Declare.
1353 * config/i386/i386.c (print_operand): Error odd asm operands.
1355 2002-04-02 Richard Henderson <rth@redhat.com>
1358 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
1360 2002-04-01 Richard Henderson <rth@redhat.com>
1363 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
1364 * fixinc/fixincl.x: Rebuild.
1366 2002-04-01 Richard Henderson <rth@redhat.com>
1368 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
1369 (atomic_alloc, atomic_free): New.
1370 (SIZE, MASK_FOR, PTR_IN): New.
1371 (emergency_reg_state, emergency_reg_state_free): New.
1372 (emergency_labeled_state, emergency_labeled_state_free): New.
1373 (reg_state_alloced, labeled_state_alloced): New.
1374 (alloc_reg_state, free_reg_state): New.
1375 (alloc_label_state, free_label_state, free_label_states): New.
1376 (push, pop, dup_state_stack, free_state_stack): Use them.
1377 (desc_label_state): Likewise.
1378 (uw_frame_state_for): Free label states and state stack.
1379 (uw_update_reg_address): Eliminate warnings.
1381 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
1383 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
1384 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
1386 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1388 * c-decl.c (grokdeclarator): Update.
1389 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1390 * c-tree.h (c_mark_addressable): New.
1391 * c-typeck.c (default_function_array_conversion, build_unary_op,
1392 build_array_ref, convert_for_assignment): Update.
1393 (mark_addressable): Rename.
1394 * calls.c (try_to_integrate, expand_call): Use langhook.
1395 * expr.c (expand_expr): Use langhook.
1396 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
1397 * langhooks.h (struct lang_hooks): New hook.
1398 * stmt.c (expand_asm_operands): Use langhook.
1399 * tree.h (mark_addressable): Remove.
1401 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1403 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1405 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
1408 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1410 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
1411 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
1413 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1415 * c-common.c (unsigned_conversion_warning, convert_and_check,
1416 unsigned_type, signed_type, shorten_compare,
1417 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
1418 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
1419 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
1421 * c-decl.c (grokdeclarator): Update.
1422 * c-format.c (check_format_types): Update.
1423 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1424 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1425 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
1426 * convert.c (convert_to_integer): Use new hooks.
1427 * expmed.c (make_tree): Use new hooks.
1428 * expr.c (store_expr): Use new hooks.
1429 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
1430 all_ones_mask_p, unextend, fold): Use new hooks.
1431 * langhooks.h (struct lang_hooks_for_types): New hooks.
1432 * tree.h (signed_or_unsigned_type, signed_type,
1433 unsigned_type): Remove.
1435 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1436 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1438 2002-03-31 Richard Henderson <rth@redhat.com>
1440 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
1441 (desc_frgr_mem): Fix reference to f16-f31.
1443 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1445 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1446 RTVEC_ELT): Const-ify.
1447 * varray.h (VARRAY_CHECK): Const-ify.
1448 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
1449 ggc_mark_rtvec, ggc_mark): Const-ify.
1451 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1453 * diagnostic.c: Include langhooks-def.h.
1454 * Makefile.in (diagnostic.o): Update.
1456 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1458 * c-common.c (c_unsafe_for_reeval): Rename.
1459 * c-common.h (c_unsafe_for_reeval): Rename.
1460 * c-decl.c (finish_incomplete_decl): Rename.
1461 (c_init_decl_processing): Don't set langhook.
1462 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1463 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1464 * c-objc-common.c (c_objc_common_init): Don't set langhook.
1465 * c-tree.h (finish_incomplete_decl): Rename.
1466 * langhooks-def.h (lhd_unsafe_for_reeval): New.
1467 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
1468 (LANG_HOOKS_INITIALIZER): Update.
1469 * langhooks.c (lhd_unsafe_For_reeval): New.
1470 * langhooks.h (struct langhooks): New hooks.
1471 * toplev.c (incomplete_decl_finalize_hook): Remove.
1472 (wrapup_global_declarations): Update.
1473 * tree.c (lang_unsafe_for_reeval): Remove.
1474 (unsafe_for_reeval): Update.
1475 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
1478 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1479 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1481 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1483 * diagnostic.c (print_error_function): Remove.
1484 (default_print_error_function): Rename.
1485 (report_error_function): Update.
1486 * diagnostic.h (print_error_function): Remove.
1487 (default_print_error_function): Remove.
1488 * langhooks-def.h (struct diagnostic_context): Predeclare.
1489 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
1490 (LANG_HOOKS_INITIALIZER): Update.
1491 * langhooks.h (struct diagnostic context): Predeclare.
1492 (struct lang_hooks): New hook.
1494 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1496 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
1497 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
1499 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
1500 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
1501 of PIC_OFFSET_TABLE_REGNUM thruout.
1502 * config/rs6000/rs6000.md: Likewise.
1503 * config/rs6000/darwin.h: Likewise.
1505 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1507 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
1508 unsigned HOST_WIDE_INT, not unsigned int.
1510 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1512 PR middle-end/6096, middle-end/6098, middle-end/6099
1513 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
1515 (fill_slots_from_thread): Likewise.
1517 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1519 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
1520 floating fields in float regs.
1521 (function_arg_record_value_2): Likewise.
1523 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1525 * config/mmix/mmix.md (define_constants): Remove misleading
1526 FIXME. Add MMIX_fp_rO_OFFSET.
1527 ("nonlocal_goto_receiver"): Don't have stack-frame address of
1528 saved rO as part of the pattern. Remove FIXME.
1529 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
1530 here, at output-time.
1532 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1535 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
1537 (output_v9branch): Likewise.
1539 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1541 * gcc.c: Revert previous patch for now.
1542 * config/i386/djgpp.h: Likewise.
1544 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1546 * config/mmix/crti.asm (_init): Register _fini with atexit.
1547 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
1549 2002-03-31 Richard Henderson <rth@redhat.com>
1552 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
1553 (ASM_OUTPUT_DEF_FROM_DECLS): New.
1555 2002-03-31 Richard Henderson <rth@redhat.com>
1557 * libgcc2.c (__bb_exit_func): Make static.
1559 * config/alpha/alpha.md (trap): New.
1561 2002-03-31 Richard Henderson <rth@redhat.com>
1563 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
1564 promoted argument types; build trap.
1565 (expand_builtin_trap): New.
1566 (expand_builtin): Use it.
1567 * stmt.c (expand_nl_goto_receivers): Likewise.
1568 * expr.h (expand_builtin_trap): Declare.
1569 * libfuncs.h (LTI_abort, abort_libfunc): New.
1570 * optabs.c (init_optabs): Init abort_libfunc.
1572 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1574 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
1575 (LINK_COMMAND_SPEC): ... from here.
1576 (init_gcc_specs): Duplicate it here too, omitting
1577 shared_name in the second copy.
1578 (init_spec): Test for duplicate
1579 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
1581 2002-03-30 David S. Miller <davem@redhat.com>
1583 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1584 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
1586 2002-03-30 Roger Sayle <roger@eyesopen.com>
1587 Richard Henderson <rth@redhat.com>
1589 * regmove.c (combine_stack_adjustments_for_block): Avoid
1590 emitting a stack adjustment of zero bytes. Let delete_insn
1593 2002-03-30 Richard Henderson <rth@redhat.com>
1595 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
1596 (sparc_emitting_epilogue): New.
1597 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
1598 * config/sparc/sparc-protos.h: Update.
1599 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
1600 (TARGET_SWITCHES): Update.
1601 * config/sparc/sparc.md (return): Remove.
1602 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
1603 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
1604 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
1605 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1606 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
1607 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
1608 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
1609 Remove MASK_EPILOGUE.
1610 * doc/invoke.texi: Update.
1612 2002-03-30 Daniel Berlin <dan@dberlin.org>
1614 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
1615 CPP will start the file for us.
1617 2002-03-30 Richard Henderson <rth@redhat.com>
1620 * config/ia64/ia64.c (group_barrier_needed_p): Special case
1621 prologue_allocate_stack.
1622 (ia64_single_set): Use insn codes for recognition of special
1623 cases, not rtl matching.
1624 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
1626 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
1628 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
1630 2002-03-30 Richard Henderson <rth@redhat.com>
1633 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
1634 or -fomit-frame-pointer with profiling.
1635 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1636 (FUNCTION_PROFILER): Do nothing.
1637 (PROFILE_HOOK): New.
1638 * config/sparc/sparc.c (sparc_override_options): Don't check
1639 code models for profiling.
1640 (sparc_function_profiler): Remove.
1641 (sparc_profile_hook): New.
1642 * config/sparc/sparc-protos.h: Update.
1644 2002-03-30 Jakub Jelinek <jakub@redhat.com>
1646 PR optimization/6086
1647 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
1648 of SUBREG of volatile MEM or because the MEM was mode dependent,
1649 return CLOBBER instead of unmodified SUBREG.
1651 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
1653 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
1654 when not optimizing.
1656 * toplev.c (rest_of_compilation): Cann mark_constant_function
1657 only when optimizing.
1659 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
1662 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
1663 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
1664 (try_optimize_cfg): clear all AUX fields.
1666 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
1667 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
1668 (ix86_address_cost): Be prepared for SUBREGed registers.
1669 (legitimate_address_p): Accept SUBREGed registers.
1671 2002-03-29 Richard Henderson <rth@redhat.com>
1674 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
1676 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1678 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
1679 for aggregate and TFmode types.
1681 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1683 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
1685 2002-03-29 Richard Henderson <rth@redhat.com>
1688 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
1689 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
1691 2002-03-29 Richard Henderson <rth@redhat.com>
1694 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
1695 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
1696 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
1697 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
1699 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
1701 2002-03-29 Dale Johannesen <dalej@apple.com>
1703 * loop.c (combine_movables): Do allow combination of pseudos.
1705 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
1707 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
1708 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
1709 No functional change except ...
1710 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
1711 * doc/install.texi (*-*-freebsd*): Document port configuration.
1713 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1715 * Makefile.in (convert.o, calls.o, expmed.o): Update.
1716 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
1718 * builtin-types.def (BT_PTRMODE): Update.
1719 * c-common.c (type_for_size): Rename c_common_type_for_size.
1720 (type_for_mode): Similarly.
1721 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
1723 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
1724 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
1725 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
1727 * c-typeck.c (common_type, comptypes, default_conversion):
1729 * calls.c: Include langhooks.h.
1730 (emit_library_call_value_1): Use new hooks. Avoid redundant
1732 * convert.c: Include langhooks.h
1733 (convert_to_pointer, convert_to_integer): Use new hooks.
1734 * except.c (init_eh): Similarly.
1735 * expmed.c: Include langhooks.h.
1736 (expand_mult_add): Use new hooks.
1737 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
1738 try_casesi): Similarly.
1739 * fold-const.c (optimize_bit_field_compare, make_range,
1740 decode_field_reference, fold_truthop, fold): Similarly.
1741 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
1742 put_var_into_stack): Similarly.
1743 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
1744 LANG_HOOKS_TYPE_FOR_SIZE): New.
1745 (LANG_HOOKS_TYPES_INITIALIZER): Update.
1746 * langhooks.h (lang_hooks_for_types): New hooks.
1747 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
1748 * tree.c (get_unwidened, get_narrower): Similarly.
1749 * tree.h (type_for_mode, type_for_size): Remove.
1750 * varasm.c (force_const_mem): Use new hooks.
1751 * utils2.c (nonbinary_modular_operation): Update.
1753 * objc-act.c (handle_impent): Update.
1754 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
1757 2002-03-29 Steve Ellcey <sje@cup.hp.com>
1759 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
1760 * config/ia64/ia64.c (basereg_operand): New.
1761 * config/ia64/ia64-protos.h (basereg_operand): Declare.
1762 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
1764 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1766 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
1767 unwind information when frame_pointer_needed.
1768 (mmix_assemble_integer): Tweak wording in comment.
1770 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1772 * Makefile.in (except.o): Update.
1773 * except.c: Include langhooks.h.
1774 (init_eh): Use langhook.
1775 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
1776 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
1777 (LANG_HOOKS_INITIALIZER): Update.
1778 * langhooks.h (lang_hooks_for_types): New.
1779 (struct lang_hooks): Add it.
1780 * tree.c (make_lang_type_fn, make_lang_type): Remove.
1781 * tree.h (make_lang_type_fn, make_lang_type): Remove.
1783 * alpha/alpha.c: Include langhooks.h.
1784 (alpha_build_va_list): Use langhook.
1785 * d30v/d30v.c: Include langhooks.h.
1786 (d30v_build_va_list): Use langhook.
1787 * i386/i386.c: Include langhooks.h.
1788 (ix86_build_va_list): Use langhook.
1789 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
1790 * s390/s390.c: Include langhooks.h.
1791 (s390_build_va_list): Use langhook.
1792 * stormy16/stormy16.c: Include langhooks.h.
1793 (stormy16_build_va_list): Use langhook.
1795 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1798 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
1800 (length): Compute variable length for branches/calls/jumps here.
1801 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
1802 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
1803 define branch_type attribute.
1804 (divsi3_sp32): Maximum length is 6 not 7.
1805 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1806 call_address_untyped_struct_value_sp32,
1807 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
1808 * config/sparc/sparc.c (empty_delay_slot): New function.
1809 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
1810 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
1812 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1814 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
1815 nonzero_bits if not needed.
1816 (nonzero_bits) [XOR]: Likewise.
1817 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
1818 reg_last_set_mode and mode are both MODE_INT, but not equal.
1819 (record_value_for_reg): Compute reg_last_set_nonzero_bits
1820 in nonzero_bits_mode for MODE_INT modes.
1822 2002-03-28 Richard Henderson <rth@redhat.com>
1825 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
1826 to GAS. Correct drift between alternatives.
1828 2002-03-28 Richard Henderson <rth@redhat.com>
1831 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
1833 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
1835 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
1836 emulation to the linker.
1838 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
1840 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
1841 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1843 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
1845 * combine.c (simplify_and_const_int): Make sure to apply mask
1846 when force_to_mode returns a constant integer. PR3311.
1848 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
1850 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
1852 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1854 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
1855 and Objective-C Dialect Options.
1857 2002-03-28 Richard Henderson <rth@redhat.com>
1859 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
1860 comparison should be done vs !=0 not >0 return code. Tidy cases.
1862 2002-03-28 Richard Henderson <rth@redhat.com>
1864 * c-decl.c (finish_function): New arg can_defer_p. Pass it
1865 on to c_expand_body.
1866 * c-tree.h (finish_function): Update decl.
1867 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
1869 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
1871 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
1873 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
1875 * rtlanal.c: Include flags.h
1876 (may_trap_p): Do not mark FP operations if trapping
1877 if !flag_trapping_math
1878 * Makefile.in (rtlanal.o): Add dependency on flag.h
1879 * ifcvt.c (noce_operand_ok): Avoid the lameness.
1881 2002-03-27 Zack Weinberg <zack@codesourcery.com>
1883 * mips.md: Use dconst1, not 1.0, as first argument of
1884 REAL_VALUE_LDEXP. Don't use union real_extract.
1886 2002-03-28 Alan Modra <amodra@bigpond.net.au>
1888 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
1889 rather than $target. Heed program_prefix and
1890 program_transform_name. Search for gas in cross-compiler case too.
1891 "test -x" rather than "test -f".
1892 (gcc_cv_ld): Likewise.
1893 (gcc_cv_nm): Heed program_prefix and program_transform_name.
1894 (gcc_cv_objdump): Likewise.
1895 * configure: Regenerate.
1897 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1899 * Makefile.in (attribs.o): Update.
1900 * attribs.c: Include langhooks.h.
1901 (decl_attributes): Use langhook.
1902 * c-decl.c (insert_default_attributes): Rename.
1903 * c-tree.h (c_insert_default_attributes): New.
1904 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
1905 (LANG_HOOKS_INITIALIZER): Update.
1906 * langhooks.h (struct lang_hooks): New hook.
1907 * tree.h (insert_default_attributes): Remove.
1909 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
1911 2002-03-27 Andreas Schwab <schwab@suse.de>
1913 * config/i386/i386.c (classify_argument): Also check for
1916 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1918 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
1921 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
1923 * i960.md (ret): Set PC.
1924 (nonlocal_goto): Fix expander.
1925 * builtins.c (epxand_builin_longjmp): Check that we've emitted
1928 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
1930 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
1933 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1935 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
1936 assigning to BLOCK_FOR_INSN directly.
1938 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
1940 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
1942 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1944 * c-common.c (c_expand_expr): Fix prototype.
1945 * c-common.h (c_expand_expr): Always declare, update.
1946 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1947 * c-objc-common.c (c_objc_common_init): No global hook.
1948 * expr.c (expand_expr): Use langhook.
1949 * expr.h (enum expand_modifier): Conditionally declare.
1950 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
1951 (LANG_HOOKS_INITIALIZER): Update.
1952 * langhooks.c (lhd_expand_expr): New.
1953 * langhooks.h (struct lang_hooks): New hook.
1954 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
1955 (lang_independent_init): Don't default hook.
1957 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1959 2002-03-27 Richard Henderson <rth@redhat.com>
1962 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
1963 TARGET_CONST_GP. Simplify conditions.
1965 2002-03-27 Richard Henderson <rth@redhat.com>
1967 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1968 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
1969 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
1971 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
1973 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
1974 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
1975 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
1976 Remove unnecessary masks.
1977 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
1978 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
1979 -mwindows, -mdll switches and their negations.
1981 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1983 * gcc-common.c (lang_mark_false_label_stack): Remove.
1984 * ggc.h (lang_mark_false_label_stack): Similarly.
1986 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
1988 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
1990 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
1991 or __rtems_ is defined.
1993 2002-03-26 Richard Henderson <rth@redhat.com>
1995 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
1996 if a non-trivial load was emitted.
1997 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
1998 in high+extra+low case.
2000 2002-03-26 Richard Henderson <rth@redhat.com>
2002 * config.gcc (sparc*-solaris): Use float_format=sparc.
2004 2002-03-26 Richard Henderson <rth@redhat.com>
2006 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
2007 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
2008 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
2009 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
2010 (WINT_TYPE_SIZE): Fix at 32.
2012 2002-03-26 Richard Henderson <rth@redhat.com>
2014 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
2015 until after eh landing pad generation.
2016 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
2017 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
2019 2002-03-26 Richard Henderson <rth@redhat.com>
2021 * expr.h (ADD_PARM_SIZE): One more convert for INC.
2023 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
2025 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
2026 and warning switches.
2027 (cc1_options): Likewise.
2029 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
2031 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
2032 Restore more of the signal context. Set no_reg_stack_frame.
2033 * config/ia64/unwind-ia64.c (unw_state_record):
2034 Add no_reg_stack_frame, comments.
2035 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
2036 (uw_update_context): Adjust bsp when unwinding from leaf,
2037 but not signal frame.
2039 2002-03-26 David Edelsohn <edelsohn@gnu.org>
2041 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
2043 2002-03-26 Bob Wilson <bob.wilson@acm.org>
2045 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
2047 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
2050 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
2051 "Add a pool_range attribute", which was lost during the ARM/Thumb
2054 2002-03-26 Bob Wilson <bob.wilson@acm.org>
2056 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
2057 a register into the MAC16 accumulator.
2059 2002-03-26 Andrew Cagney <ac131313@redhat.com>
2061 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
2062 (Warning Options): Document -Wswitch-enum.
2063 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
2065 (warn_switch_enum): Define variables.
2066 * flags.h (warn_switch_enum): Declare variables.
2067 * stmt.c (expand_end_case_type): When warn_switch_enum /
2068 -Wswitch-enum, perform switch checks.
2071 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
2073 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
2074 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
2075 (reload_muladdsi_compare0_scratch): Delete.
2077 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
2079 * doc/install.texi (*-*-freebsd*): Update.
2081 2002-03-26 Richard Henderson <rth@redhat.com>
2083 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
2084 (SUB_PARM_SIZE): Cast DEC to ssizetype.
2086 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
2087 types from the normal argument frame.
2089 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
2090 variable sized objects by reference.
2091 (sparc_va_arg): Receive them by reference too.
2093 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
2095 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
2096 code to not restoring global registers.
2098 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
2100 * Makefile.in (ggc-common.o): Update.
2101 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
2102 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
2103 * c-tree.h (c_mark_tree): New.
2104 * ggc-common.c: Include langhooks.h.
2105 (gcc_mark_trees): Use new langhook.
2106 * ggc-callbacks.c: Delete file.
2107 * ggc.h (lang_mark_tree): Remove.
2108 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
2109 (LANG_HOOKS_INITIALIZER): Update.
2110 * langhooks.h (struct lang_hooks): New hook.
2112 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
2114 2002-03-25 Zack Weinberg <zack@codesourcery.com>
2116 * doc/cpp.texi: Exclude entire Top node from printed manual.
2117 Move option index after directive index. Insert page breaks
2118 before GFDL and concept index. Index environment variables
2119 with command line options.
2120 * doc/cppenv.texi: Use @vtable for environment variable list.
2121 Add paragraph explaining semantics of empty elements in path
2122 variables. Exclude a cross-reference to Fishkill from the
2123 manpage. Remove an unnecessary cross-reference of the entry
2124 right above the referer. Don't use @anchor in text that goes
2126 * doc/cppopts.texi: Cross-reference the environment variables
2127 section, not the specific environment variable, for consistency.
2129 2002-03-25 Richard Henderson <rth@redhat.com>
2131 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
2132 anywhere in the block. Don't refer to insns that have been
2133 removed from the chain. Iterate backward through the new insns.
2134 Don't refer to edges that have been removed.
2136 2002-03-26 Alan Modra <amodra@bigpond.net.au>
2138 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
2139 test for overflow of constant.
2141 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
2144 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
2145 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
2146 these patterns on arm_archv4.
2148 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
2150 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
2153 2002-03-25 Zack Weinberg <zack@codesourcery.com>
2155 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
2156 float_handled, float_handler, float_signal, set_float_handler,
2157 and do_float_handler. Set handler for SIGFPE to crash_signal.
2158 * toplev.h: Don't prototype do_float_handler.
2160 * c-lex.c: Fold parse_float into lex_number. Make warning
2161 about portability of hex float constants more informative, and
2162 don't issue it on top of a syntax error.
2163 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
2165 * real.h: Define REAL_VALUE_ABS here...
2166 * simplify-rtx.c: ... not here. Fold check_fold_consts,
2167 simplify_unary_real, simplify_binary_real, and
2168 simplify_binary_is2orm1 into their callers.
2169 * tree.c: Fold build_real_from_int_cst_1 into caller.
2171 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
2173 * tsystem.h: Include float.h here...
2174 * libgcc2.c: ... not here.
2176 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
2178 Fixes for: PR bootstrap/3591, target/5676
2179 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
2180 defined. Do not disable exceptions or rtti.
2181 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
2182 mcore.h. Disable exceptions and rtti, since they are not
2185 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
2187 * c-decl.c (maybe_build_cleanup): Remove.
2188 * expr.c (expand_expr): Use langhook.
2189 * langhooks-def.h (lhd_return_null_tree,
2190 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
2191 (LANGHOOKS_INITIALIZER): Update.
2192 * langhooks.c (lhd_return_null_tree): New.
2193 * langhooks.h (struct lang_hooks): New hook.
2194 * tree-inline.c (initialize_inlined_parameters): Use langhook.
2195 * tree.h (maybe_build_cleanup): Remove.
2197 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2199 * regrename.c (build_def_use): Move recog_memoized
2200 before extract_insn.
2202 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2205 * expr.c (emit_group_store): Handle storing into CONCAT.
2207 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2209 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
2210 corresponding MATCH_DUP.
2212 2002-03-24 Richard Henderson <rth@redhat.com>
2214 * unroll.c (unroll_loop): Zero label_map.
2216 * gcse.c: Include except.h.
2217 * Makefile.in (gcse.o): Update.
2219 2002-03-24 Richard Henderson <rth@redhat.com>
2221 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
2222 Do resolve_unique_section before shared data clause.
2224 2002-03-24 Richard Henderson <rth@redhat.com>
2226 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
2228 2002-03-24 Richard Henderson <rth@redhat.com>
2230 * recog.c (peephole2_optimize): Split blocks when EH insns are
2231 generated in the middle of a block. Do global life update if
2234 2002-03-24 Richard Henderson <rth@redhat.com>
2236 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
2238 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2241 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
2242 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
2243 (init_dependency_output): Don't make no_output decision here.
2245 2002-03-24 Andrew Cagney <ac131313@redhat.com>
2247 * stmt.c (check_for_full_enumeration_handling): Remove tests of
2248 warn_switch. Update description.
2249 (expand_end_case_type): Call check_for_full_enumeration_handling
2252 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2254 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
2255 (m68hc11_split_move): Call it to see if the source and destination
2256 operands use the same direction auto inc/dec mode, otherwise make the
2257 source an offsetable memory operand and generate an add.
2259 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2261 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
2262 register for operand 2.
2263 ("*subsi3_zero_extendqi"): Likewise.
2264 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
2265 bits so that it is compatible with a pop.
2266 ("*andhi3_gen"): Likewise.
2267 ("xorhi3"): Likewise.
2269 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2271 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
2273 (cpp_post_options): ... not here.
2275 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2276 Aldy Hernandez <aldyh@redhat.com>
2278 Removal of separate preprocessor cpp0.
2280 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
2281 cpp0, install-common): Update.
2282 * c-common.c (flag_preprocess_only): New.
2283 (c_common_init): Preprocess for -E.
2284 * c-common.h (flag_preprocess_only): New.
2285 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
2286 * c-objc-common.c (c_init_decl_processing): Exit quickly
2287 for NULL return from c_common_init.
2288 * cpplib.h (cpp_preprocess_file): New.
2289 * cppmain.c (main, general_init, pfile, progname): Remove.
2290 (do_preprocessing): Rename cpp_preprocess_file, don't call
2291 cpp_finish. Don't close stdout here.
2292 (setup_callbacks): Update prototype.
2293 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
2295 * tradcpp.c (main): Ignore -quiet.
2297 * lang-specs.h (default_compilers): Preprocess with cc1obj.
2299 2002-03-24 Richard Henderson <rth@redhat.com>
2301 PR optimization/5742
2302 * machmode.def: Add inner mode field to complex modes.
2303 * config/mips/mips.c (mips_function_value): Always define. Add
2304 new argument to handle libcalls.
2305 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
2306 (FUNCTION_VALUE): Likewise.
2307 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
2308 * config/mips/mips-protos.h: Update.
2310 2002-03-23 Richard Henderson <rth@redhat.com>
2312 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
2313 * config/sparc/sparc-protos.h: Update.
2314 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
2316 2002-03-23 Richard Henderson <rth@redhat.com>
2318 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
2319 _start or _init begins the text segment.
2321 2002-03-23 David Edelsohn <edelsohn@gnu.org>
2323 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
2324 not HOST_WIDEST_INT.
2325 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
2327 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
2330 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
2331 operand argument to output_return_instruction.
2332 * arm.c (arm_print_operand, case 'd'): If the operand is
2333 const_true_rtx then just return.
2334 (arm_print_operand, case 'D'): If the operand is const_true_rtx
2337 2002-03-23 Andrew Cagney <ac131313@redhat.com>
2339 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
2340 (Warning Options): Document -Wswitch-default.
2341 * toplev.c (W_options): Add -Wswitch-default. Update comment on
2343 (warn_switch_default): Define variable.
2344 (warn_switch): Update comment.
2345 * flags.h (warn_switch_default): Declare variable.
2346 (warn_switch): Update comment.
2347 * stmt.c (expand_end_case): Check for and, when
2348 warn_switch_no_default, warn of a missing default case.
2350 2002-03-23 Alan Modra <amodra@bigpond.net.au>
2352 * real.h (N): Special case 128 bit doubles.
2354 * combine.c (simplify_comparison): When widening modes, ignore
2355 sign extension on CONST_INTs.
2357 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2359 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
2360 passed to adjust_address. Fix comment formatting.
2363 2002-03-22 Zack Weinberg <zack@codesourcery.com>
2365 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
2366 Always make REAL_VALUE_TYPE a struct containing an array of
2367 HOST_WIDE_INT, not a double. Tidy up the code deciding how
2368 big it is. Don't declare or use union real_extract.
2370 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
2371 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
2372 (print_operand), config/arm/arm.c (output_move_double),
2373 config/arm/arm.md (consttable_4, consttable_8),
2374 config/romp/romp.c (output_fpops), config/s390/s390.h
2375 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
2376 (xtensa_output_literal): Don't use union real_extract.
2378 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
2379 (sfmode_constant_to_ulong), config/ns32k/merlin.h
2380 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
2381 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
2382 (PRINT_OPERAND): Don't use local version of union
2385 * config/convex/convex.c (check_float_value), config/vax/vax.c
2386 (vax_float_literal), config/m88k/m88k.md (divdf3),
2387 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
2388 config/pdp11/pdp11.c (output_move_quad): Don't do host
2389 arithmetic on target floating point quantities.
2391 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
2392 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
2394 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
2395 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
2397 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
2398 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
2400 * print-rtl.c (print_rtx): Disable code which needs
2401 floating-point emulator.
2402 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
2403 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
2404 depending on HOST_FLOAT_FORMAT to be defined properly.
2406 * config/1750a/1750a.c (get_double, float_label): Delete.
2407 (print_operand): Delete huge commented-out chunk. Use
2408 REAL_VALUE_TO_DECIMAL.
2409 * config/1750a/1750a-protos.h: Delete prototypes of deleted
2411 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
2413 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
2414 Use REAL_VALUE_TO_DECIMAL as ELF version does.
2415 * config/m88k/m88k.c (real_power_of_2_operand,
2416 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
2417 real_extract out of the union; run the input through
2418 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
2419 from that into the union.
2420 * config/pdp11/pdp11.c (output_move_double): Rearrange
2421 parentheses to make automatic indenter happy.
2423 * doc/tm.texi (Cross-compilation): Rename node to "Floating
2424 Point" and rewrite to describe current situation. Also adjust
2425 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
2427 * doc/rtl.texi: Adjust cross reference.
2429 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2431 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
2432 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
2433 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
2434 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
2435 prevent use of sp as a reload register.
2436 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
2437 non_acc_reg_operand.
2438 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
2439 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
2440 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2441 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
2443 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2445 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
2446 * cpplex.c (unterminated): Delete.
2447 (parse_string): No string literal may extend over multiple
2448 lines. Suppress the error when preprocessing assembly.
2449 * cppmain.c (scan_translation_unit): Strings are single-line.
2451 * doc/cpp.texi: Update to match.
2453 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2455 PR optimization/5854
2456 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
2458 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
2459 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
2460 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
2461 const0 if scratch register was not allocated.
2462 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
2463 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
2465 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
2466 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
2467 with GEN_INT (...) everywhere. Remove constraints in define_split
2469 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
2470 require scratch register for setting 0 into regs/non-pushable memory.
2472 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2474 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
2475 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2477 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
2479 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
2480 * cppinit.c (cpp_create_reader): On by default.
2481 (cpp_handle_option): Handle -W[no-]endif-labels.
2482 (cpp_post_options): Also enable if -pedantic.
2483 * cpplib.c (do_else): Use it.
2484 (do_endif): Likewise.
2485 * doc/cppopts.texi: Document new option.
2486 * doc/invoke.texi: Document new option.
2488 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
2490 * config/i386/i386.c, config/i386/i386.md: Change all occurences
2491 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
2493 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2495 * flow.c (calculate_global_regs_live): Clear aux fields of
2498 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2500 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
2501 REG or MEM subregs, pass rtx * instead of rtx to it.
2502 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
2503 rtx * instead of rtx to alter_subreg.
2504 * config/m32r/m32r.c (gen_split_move_double): Likewise.
2505 * config/pj/pj.c (pj_output_rval): Likewise.
2507 2002-03-22 Richard Henderson <rth@redhat.com>
2510 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
2511 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
2512 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
2513 (ia64_expand_prologue): Look at int_regs, not words, for number
2514 of incomming int regs.
2516 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
2518 * expr.c (expand_expr): A RESULT_DECL is part of a call.
2520 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
2522 * toplev.c (flag_loop_optimize, flag_crossjumping):
2523 New static variables.
2524 (rest_of_compilation): Conditionalize crossjumping and
2526 (parse_options_and_default_flags): Default loop_optimize and
2528 (lang_independent_options): Add -fcrossjumping and -floop-optimize
2529 * invoke.texi (crossjumping, loop-optimize): Document.
2531 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2533 * real.c (eiisneg): Move outside #ifdef NANS.
2535 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
2537 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
2538 frequencies match; avoid match on different loop depths.
2539 (try_crossjump_to_bb): Kill tests that no longer brings time
2541 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
2543 (split_edge): Likewise.
2545 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
2548 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
2549 * cfgrtl.c: Include insn-config.h
2550 (split_block) Dirtify block in presence of conditional execution
2552 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2554 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
2555 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
2556 (function_arg): Constify CUMULATIVE_ARGS.
2557 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
2558 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
2559 (UNITS_PER_DOUBLE): New macro.
2560 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
2561 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
2562 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
2563 fp_regs and stack_words.
2564 (EABI_FLOAT_VARARGS_P): New macro.
2565 * config/mips/mips.c (struct mips_arg_info): New.
2566 (mips_arg_info): New function.
2567 (function_arg_advance): Use it. Add adjustment instructions here
2568 rather than in function_arg.
2569 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
2570 for VOIDmode at the beginning of the function.
2571 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
2572 (function_arg_pass_by_reference): Likewise.
2573 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
2574 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
2575 (mips_va_start): Likewise. Use the new stack_words field of
2576 CUMULATIVE_ARGS to set up overflow area. Reformat.
2577 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
2578 doubles and other types, aligning the overflow pointer for non-doubles
2579 too. Remove some code duplication. Replace hard-coded constants.
2581 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2583 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
2584 (CLASS_UNITS): Undefine.
2585 (CLASS_MAX_NREGS): Use FP_INC.
2586 * config/mips/mips.c (compute_frame_size): Likewise.
2587 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
2589 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2591 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
2592 prototype, and handle lexing numbers and identifiers.
2593 (parse_identifier): Update to new form of parse_slow.
2594 (parse_number): Fast path only, use parse_slow otherwise.
2595 (_cpp_lex_direct): Update calls to parse_number.
2597 2002-03-21 DJ Delorie <dj@redhat.com>
2599 * bb-reorder.c (make_reorder_chain_1): Protect against
2600 when redundant edges are omitted.
2601 * predict.c (dump_prediction): Likewise.
2603 2002-03-21 Richard Henderson <rth@redhat.com>
2606 * fixinc/inclhack.def (solaris_stdio_tag): New.
2607 * fixinc/fixincl.x: Regenerate.
2609 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2612 * c-typeck.c (process_init_element): Flag non-static
2613 initialization of a flexible array member as illegal.
2615 2002-03-22 Alan Modra <amodra@bigpond.net.au>
2617 * config/rs6000/t-linux64: New.
2618 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
2619 t-ppccomm. Use t-rs6000 and t-linux64.
2620 (powerpc64-*-gnu* <tmake_file>): Likewise.
2621 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
2622 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
2623 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
2625 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
2627 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
2628 flag_really_no_inline instead of optimize == 0.
2630 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
2632 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
2634 * flags.h (flag_really_no_inline): New.
2636 * c-common.c (c_common_post_options): Initialize
2637 flag_really_no_inline.
2639 * toplev.c (flag_really_no_inline): New.
2641 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2643 * config/avr/avr.md (length): Fix length computation for
2644 conditional branches.
2646 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
2648 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
2649 sdbout.o, profile.o): Update.
2650 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
2652 * c-common.h (gettags): Move here from tree.h.
2653 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
2654 insert_block, getdecls, kept_level_p, global_bindings_p): New.
2655 * dbxout.c (dbxout_init): Use getdecls langhook.
2656 * expr.c (expand_expr): Use insert_block langhook.
2657 * fold-const.c: Include langhooks.h.
2658 (fold_range_test, fold_binary_op_with_conditional_arg,
2659 fold): Use global_bindings_p langhook.
2660 * integrate.c (expand_inline_function): Use insert_block langhook.
2661 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
2662 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
2663 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
2664 LANG_HOOKS_GETDECLS): New.
2665 (LANG_HOOKS_INITIALIZER): Update.
2666 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
2668 * langhooks.h (struct lang_hooks_for_decls): New.
2669 (struct lang_hooks): Update.
2670 * profile.c: Include langhooks.h.
2671 (output_func_start_profiler): Use new langhooks.
2672 * sdbout.c: Include langhooks.h.
2673 (sdbout_init, sdbout_finish): Use getdecls langhook.
2674 * stmt.c: Include langhooks.h.
2675 (expand_fixup, fixup_gotos): Use new langhooks.
2676 * stor-layout.c: Include langhooks.h.
2677 (variable_size): Use global_bindings_p langhook.
2678 * toplev.c (compile_file): Use getdecls langhook.
2679 * tree-inline.c (remap_block): Use insert_block langhook.
2680 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
2681 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
2683 2002-03-21 Richard Henderson <rth@redhat.com>
2685 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
2686 constants in .data when -fpic.
2688 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2690 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
2693 2002-03-21 Tom Tromey <tromey@redhat.com>
2695 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
2697 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2699 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
2701 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
2703 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2704 Richard Henderson <rth@redhat.com>
2707 * c-common.c (c_expand_expr): Preserve result of a statement
2708 expression if needed.
2710 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2713 * genrecog.c (maybe_both_true_mode): Remove.
2714 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
2715 * machmode.def (Pmode): Likewise.
2717 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
2719 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
2720 (nonlocal_mentioned_p_1): New function.
2721 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
2722 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
2723 (mark_constant_function): Recognize pure functions.
2724 * rtl.h (global_reg_mentioned_p): New prototype.
2725 * rtlanal.c (global_reg_mentioned_p,
2726 global_reg_mentioned_p_1): New function.
2728 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2730 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
2732 * fixinc/fixincl.x: Regenerate.
2734 2002-03-20 Jason Merrill <jason@redhat.com>
2736 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
2738 2002-03-20 Michael Meissner <meissner@redhat.com>
2740 * doc/invoke.texi (Optimize Options): Document that -O2 sets
2743 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2745 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
2746 ".literal_position" directive before the constant pool.
2748 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2750 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
2751 Add Craig Rodrigues.
2752 Add Brad Lucier to testers.
2754 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2757 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
2759 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
2760 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
2761 instead of insn_extract.
2763 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2766 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
2768 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
2769 stmt if some case has been output.
2771 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2774 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
2775 movsfcc_1, movdfcc_1): Add %O2.
2776 * config/i386/i386.c (print_operand): Handle %ON.
2777 Print . before float condition codes in Sun as cmov syntax.
2778 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
2779 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
2782 2002-03-20 Philip Blundell <pb@nexus.co.uk>
2784 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
2785 return instruction if PC was popped.
2787 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2789 * config/xtensa/xtensa.md: Remove unused type attributes.
2790 (adddi_carry, subddi_carry): Change type attribute to "multi".
2792 2002-03-19 Dale Johannesen <dalej@apple.com>
2794 PR optimization/5999, middle-end/5731
2795 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
2796 multiplications by reciprocals.
2798 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
2800 * Makefile.in: Update.
2801 * c-common.c: Include langhooks.h.
2802 (inline_forbidden_p): Use new hook.
2803 * diagnostic.c: Include langhooks.h.
2804 (format_with_decl, announce_function,
2805 default_print_error_function): Use new hook.
2806 * dwarf2out.c (dwarf2_name): Use new hook.
2807 * function.c: Include langhooks.h.
2808 (init_function_start): Use new hook.
2809 * langhooks-def.h (lhd_decl_printable_name): New.
2810 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
2811 (LANGHOOKS_INITIALIZER): Update.
2812 * langhooks.c (lhd_decl_printable_name): New.
2813 * langhooks.h (struct lang_hooks): New hook.
2814 * toplev.c (decl_name, decl_printable_name): Remove.
2815 (open_dump_file): Use new hook.
2816 (process_options): Remove old hook.
2817 * tree.h (decl_printable_name): Remove.
2819 * objc-act.c (objc_init): Remove old hook.
2820 (objc_printable_name): Export.
2821 * objc-act.h (objc_printable_name): New.
2822 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
2824 2002-03-19 Jim Blandy <jimb@redhat.com>
2826 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
2827 the start_source_file debug hook, not the current line number.
2829 2002-03-19 Richard Henderson <rth@redhat.com>
2831 * flow.c (EH_USES): Provide default.
2832 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
2833 * doc/tm.texi (EH_USES): New.
2835 * config/ia64/ia64.c (ia64_eh_uses): New.
2836 * config/ia64/ia64-protos.h: Update.
2837 * config/ia64/ia64.h (EH_USES): New.
2839 2002-03-19 Richard Henderson <rth@redhat.com>
2841 * varasm.c (output_constant_def): Fix stupid typo.
2843 2002-03-19 Richard Henderson <rth@redhat.com>
2846 * except.c (current_function_has_exception_handlers): New.
2847 * except.h: Declare it.
2848 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
2849 Combine tests that disable all sibcalls for the function.
2851 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
2853 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
2856 2002-03-19 Richard Henderson <rth@redhat.com>
2859 * config/ia64/ia64.c: Revert 2002-03-01 patch.
2860 * config/ia64/ia64.h (INIT_EXPANDERS): New.
2862 2002-03-19 Jim Blandy <jimb@redhat.com>
2864 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
2865 name, even if the replacement list contains no tokens, as required
2868 2002-03-19 Jason Merrill <jason@redhat.com>
2870 * varasm.c (globalize_decl): Get the name from the RTL, not
2871 DECL_ASSEMBLER_NAME.
2873 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
2875 2002-03-19 Bob Wilson <bob.wilson@acm.org>
2877 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
2878 subdi_carry): Define.
2880 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2882 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
2883 about -fpic/-fPIC if extra_warnings set.
2885 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2887 * expr.c (expand_expr): Sign-extend CONST_INT generated from
2888 TREE_STRING_POINTER.
2889 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
2891 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2893 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
2894 in favor of SP if FRAME_POINTER_REQUIRED is false.
2896 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
2898 * emit-rtl.c (gen_int_mode): New function.
2899 * rtl.h: Prototype for it.
2900 * combine.c (make_extraction, simplify_comparison), expmed.c
2901 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
2902 (convert_modes, store_field), optabs.c (expand_fix),
2903 simplify-rtx.c (neg_const_int, simplify_unary_real),
2905 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
2906 Use it instead of GEN_INT (trunc_int_for_mode (...)).
2908 2002-03-19 Jakub Jelinek <jakub@redhat.com>
2911 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2912 convert_parm_for_inlining.
2913 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2915 * langhooks-def.h: Likewise.
2916 * objc/objc-lang.c: Likewise.
2917 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
2919 * tree-inline.c (initialize_inlined_parameters):
2920 Call convert_parm_for_inlining lang hook if needed.
2921 * c-typeck.c (c_convert_parm_for_inlining): New function.
2922 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
2924 2002-03-18 Mark Mitchell <mark@codesourcery.com>
2926 * calls.c (precompute_arguments): Do not assume that temporaries
2927 can be destroyed after expanding the argument.
2928 (expand_call): Likewise.
2930 2002-03-15 Eric Christopher <echristo@redhat.com>
2932 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
2933 Fix register preference on last change.
2934 * config/mips/mips.c (mips_return_in_memory): New function.
2935 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
2936 * config/mips/mips-protos.h: Declare.
2937 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
2938 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
2940 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
2942 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
2944 (anddi3, iorsi3): Likewise.
2946 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
2947 use %gprel for symbols that are going to be placed in linkonce
2950 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
2951 RETURN_ADDRESS_POINTER_REGNUM to $ra.
2952 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
2953 not needed. Disregard leaf_function_p().
2954 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
2955 mips16 frame pointer.
2956 * config/mips/mips.md (store ra): Only to small SP offsets.
2957 2001-08-22 Graham Stott <grahams@redhat.com>
2958 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
2959 return a REG rtx for the return address register.
2961 2002-03-18 Bob Wilson <bob.wilson@acm.org>
2963 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
2964 constant-pool addresses as "mode-dependent".
2965 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
2967 2002-03-18 Jakub Jelinek <jakub@redhat.com>
2970 * expr.c (emit_group_load): Use extract_bit_field if
2971 needed for CONCAT arguments.
2973 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
2976 * arm.md (tablejump): Make this a define_expand. For PIC add the
2977 offset to the base of the table.
2978 (thumb_tablejump): Matcher for Thumb tablejump insn.
2979 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
2980 as the difference of two labels.
2981 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2982 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
2984 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2985 * arm.c (get_jump_table_size): If the table is not in the text
2986 section, return zero.
2988 2002-03-18 Bernd Schmidt <bernds@redhat.com>
2990 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
2992 (arm_reload_out_hi): Use gen_lowpart instead of
2993 gen_rtx_SUBREG to access QImode components.
2994 * config/arm/arm.md: Disable zero_extend split for QImode
2995 subregs in BIG_ENDIAN mode.
2996 (storehi_bigend): Match use of least significant byte.
2997 (storeinthi): Remove extraneous SUBREG.
2998 Add missing construction of operands[2].
2999 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
3000 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
3001 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
3003 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
3005 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
3008 2002-03-17 Richard Henderson <rth@redhat.com>
3010 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
3013 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
3015 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
3016 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
3018 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3020 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
3022 * predict.c (estimate_bb_frequencies): Delete unused variables.
3024 2002-03-17 Richard Henderson <rth@redhat.com>
3026 * config/ia64/ia64.c (ia64_attribute_table): Move before
3027 targetm definition. Make static.
3029 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
3031 * c-common.h (yyparse, c_common_parse_file): New.
3032 * c-lang.c: Include c-common.h.
3033 (LANG_HOOKS_PARSE_FILE): Redefine.
3034 * c-lex.c: Include c-common.h.
3035 (yyparse): Rename c_common_parse_file. Call yyparse.
3036 * c-parse.in (yyparse): Remove macro.
3037 * c-tree.h (yyparse_1): Remove.
3038 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
3039 (LANG_HOOKS_INITIALIZER): Update.
3040 * langhooks.h (struct lang_hoooks): New hook parse_file.
3041 * toplev.c (compile_file): Use parse_file hook.
3042 * tree.h (yyparse): Remove.
3043 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
3045 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
3047 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
3048 float_truncate, not fix.
3049 ("*truncdfsf2_real"): Ditto.
3050 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
3052 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
3054 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
3056 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
3057 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
3058 where appropriate. Make the second reference to
3059 leaf_function_p a function call, as intended. Reindented.
3061 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
3062 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
3064 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
3065 add register to non-constant into sp.
3067 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
3068 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
3069 (mips16_gp_pseudo_rtx): Lose.
3070 (INIT_EXPANDERS): Deleted.
3071 * config/mips/mips.c (mips_init_machine_status): New.
3072 (mips_free_machine_status): New.
3073 (mips_mark_machine_status): New.
3074 (override_options): Set them.
3075 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
3076 (struct machine_function): ... new. Replaced all references.
3077 (mips_add_gc_roots): Don't mark them.
3078 (embedded_pic_fnaddr_reg): New, extracted from...
3079 (embedded_pic_offset): ... here.
3080 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
3083 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
3085 * cppinit.c: Revert -MD removal.
3087 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3089 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
3090 soft registers by default for 68HC12.
3091 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
3092 when compiling with -fomit-frame-pointer.
3093 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
3094 (expand_epilogue): Likewise.
3095 (m68hc11_gen_rotate): Use exg when rotating by 8.
3097 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3099 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
3100 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
3101 (splits): Remove unused add splits.
3102 ("*addhi3_68hc12"): Tune constraints.
3103 ("addhi_sp"): Try to use X instead of Y in all cases and if the
3104 constant fits in 8-bits and D is dead use abx/aby instructions.
3105 ("*addhi3"): Remove extern declaration of ix_reg.
3106 ("*subsi3"): Optimize and provide new split.
3107 ("subhi3"): Cleanup.
3108 ("*subhi3_sp"): Avoid saving X if we know it is dead.
3109 (arith splits): For 68hc12 save the address register on the stack
3110 and do the arithmetic operation with a pop.
3112 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3114 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
3115 allocating QImode in address registers.
3116 ("*movqi_m68hc11"): Likewise.
3118 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
3120 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
3122 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
3124 * cppinit.c (print_help): Display -MD and -MMD.
3125 Don't display usage string. Update assertion syntax and
3127 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
3128 (cpp_handle_option): Update.
3130 2002-03-15 Chris Demetriou <cgd@broadcom.com>
3132 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
3133 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
3134 and define it so that regardless of target CPU size,
3135 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
3136 of "int" rather than "long."
3138 2002-03-15 Richard Henderson <rth@redhat.com>
3140 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
3143 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3145 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
3146 ("tstqi" split): Avoid using memory for tstqi on address register.
3147 (splits): Remove constraints.
3148 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
3149 ("cmpdf", "cmpsf"): Remove since not used.
3150 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
3151 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
3153 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3155 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
3156 ("neghi2"): Tighten constraints.
3157 ("one_cmplsi2"): Optimize and simplify split.
3158 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
3160 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3162 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
3163 and split of AND operation to clear the upper bits.
3164 ("*logicalsi3_zextqi"): Likewise.
3165 ("*logicallhi3_zexthi_ashift8"): Likewise.
3166 ("*logicalsi3_silshr16"): Likewise.
3167 ("logicalsi3_silshl16"): Likewise.
3168 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
3170 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3172 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
3173 (m68hc11_indirect_p): New function.
3174 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
3175 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
3177 (asm_print_register): Likewise.
3178 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
3179 (m68hc11_indirect_p): Declare.
3180 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
3181 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
3182 (TARGET_SWITCHES): New option -mrelax.
3183 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
3185 ("iorsi3", "xorsi3"): Likewise.
3186 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
3187 ("*andhi3_mem"): New to handle destination in memory with bclr
3188 and a scratch register.
3189 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
3190 ("*andhi3_const"): New when operand2 is constant.
3191 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
3192 ("*andhi3_gen"): Cleanup of the old "andhi3".
3193 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
3194 ("xorqi3"): Update constraints.
3196 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3198 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
3199 for reg_equiv_memory_loc when the operand is a register that does
3200 not get a hard register (stack location).
3201 (tst_operand): After reload, accept all memory operand.
3202 (symbolic_memory_operand): Fix detection of symbolic references.
3203 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
3204 accept symbols and any constant.
3206 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3208 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
3209 note on the insn that sets the soft frame register.
3210 (must_parenthesize): ix and iy are also reserved names.
3211 (print_operand_address): One more place where parenthesis are required
3212 to avoid confusion with register names.
3213 (m68hc11_gen_movhi): Allow push of stack pointer.
3214 (m68hc11_check_z_replacement): Fix handling of parallel with a
3216 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
3217 the replacement register is.
3218 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
3219 and D8_REGS classes.
3220 (MODES_TIEABLE_P): All modes are tieable except QImode.
3222 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3224 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
3225 (___subdi3): Likewise.
3226 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
3227 (__map_data_section): Optimize 68hc11 case.
3229 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3231 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
3232 than a shift to avoid adding a register with itself.
3233 (m68hc11_memory_move_cost): Take into account NO_REGS.
3234 (m68hc11_register_move_cost): Update and use memory move cost
3236 (m68hc11_address_cost): Make cost of valid offset not 0 so that
3237 it gives more opportunities to cse to optimize.
3238 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
3239 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
3241 2002-03-15 Mark Mitchell <mark@codesourcery.com>
3243 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
3244 * c-common.def (CLEANUP_STMT): New tree node.
3245 * c-common.h (CLEANUP_DECL): New macro.
3246 (CLEANUP_EXPR): Likewise.
3247 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
3248 * expr.c (expand_expr): Tidy.
3249 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
3250 * tree-inline.c (initialize_inlined_parameters): Clean up
3251 new local variables.
3253 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3256 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
3257 before movrXX only, use reg_overlap_mentioned_p.
3258 Only special case NE if just one insn can be generated.
3260 2002-03-15 Jason Merrill <jason@redhat.com>
3262 * varasm.c (assemble_variable): Call resolve_unique_section before
3263 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
3266 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3269 * arm.md (split pattern for thumb shiftable immediates): Add comment
3270 explaining non-obvious test.
3272 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3275 * arm.md (movaddr, movaddr_insn): Delete.
3277 2002-03-15 Jason Merrill <jason@redhat.com>
3279 * toplev.c (wrapup_global_declarations): Clarify variable handling.
3280 -fkeep-static-consts doesn't apply to comdats.
3282 2002-03-14 Richard Henderson <rth@redhat.com>
3284 * c-decl.c: Include c-pragma.h.
3285 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
3286 (finish_function): Tidy.
3287 * c-pragma.c: Include c-common.h.
3288 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
3289 (handle_pragma_weak): Use them.
3290 (init_pragma): Register pending_weaks.
3291 * c-pragma.h (maybe_apply_pragma_weak): Declare.
3292 * print-tree.c (print_node): Print DECL_WEAK.
3293 * varasm.c (mark_weak_decls): Remove.
3294 (remove_from_pending_weak_list): Remove.
3296 (asm_emit_uninitialised): Call globalize_decl for weak commons.
3297 (weak_decls): Make a tree_list.
3298 (declare_weak): Cons weak_decls directly.
3299 (globalize_decl): Remove weak_decls elements directly.
3300 (weak_finish): Simplify weak_decls walk. Don't weaken unused
3301 symbols. Don't pretend to handle aliases.
3302 (init_varasm_once): Update weak_decls registry.
3303 * Makefile.in: Update dependencies.
3305 2002-03-14 Richard Henderson <rth@redhat.com>
3308 * config/ia64/ia64.c: Include tm_p.h last.
3309 (gen_nop_type): Remove duplicate definition.
3310 (cycle_end_fill_slots): Set sched_data for second L slot.
3311 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
3312 (nop_cycles_until): Fix typos.
3314 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3316 PR optimization/5891
3317 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
3319 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
3321 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
3322 descriptors correctly.
3324 2002-03-14 Michael Meissner <meissner@redhat.com>
3326 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
3327 100, allowing MAX_UNROLLED_INSNS to be overridden.
3329 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
3332 * unroll.c (params.h): Include.
3333 (MAX_UNROLLED_INSNS): Delete, now in params.h.
3335 * doc/invoke.texi (--param max-unroll-insns): Document.
3337 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
3339 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3341 * arm.md: Fix warnings about constraints in peepholes and splits.
3343 2002-03-14 Zack Weinberg <zack@codesourcery.com>
3345 * cpphash.h (struct lexer_state): Remove line_extension member.
3346 * cpplib.c (dequote_string, do_linemarker): New functions.
3347 (linemarker_dir): New data object.
3348 (DIRECTIVE_TABLE): No longer need to interpret #line in
3349 preprocessed source. Delete obsolete comment about return
3351 (end_directive, directive_diagnostics, _cpp_handle_directive):
3352 Don't muck with line_extension.
3353 (directive_diagnostics): No need to issue warnings for
3355 (_cpp_handle_directive): Issue warnings for linemarkers here,
3356 when appropriate. Dispatch linemarkers to do_linemarker, not
3358 (do_line): Code to handle linemarkers split out to do_linemarker.
3359 Convert escape sequences in filename argument, both places.
3361 * cppmacro.c (quote_string): Rename cpp_quote_string and
3362 export. All callers changed.
3363 * cpplib.h (cpp_quote_string): Prototype.
3364 * cppmain.c (print_line): Call cpp_quote_string on to_file
3367 * doc/cpp.texi: Document that escapes are now interpreted in
3368 #line and in linemarkers, and that non-printing characters are
3369 converted to octal escapes when linemarkers are generated.
3371 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
3373 * emit-rtl.c (try_split): Use delete_insns.
3374 * recog.c (split_all_insns): Fix terminating condition.
3376 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3377 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
3380 * arm.c (arm_output_epilogue): Fix floating-point register save
3381 adjustment when using a frame pointer.
3383 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
3385 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
3386 * config/mips/mips.c (compute_frame_size): Retrofit them here.
3387 (save_restore_insns, mips_expand_epilogue): And here.
3388 (build_mips16_call_stub): And here.
3389 (mips_function_value): Use the new macros to decide whether a single
3390 or complex float can be returned in floating-point registers. Return
3391 a parallel rtx in the complex case.
3393 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
3395 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
3396 call after liveness analysis.
3398 * recog.c (split_insn): Use delete_insn_and_edges.
3400 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
3401 instructions to have branch prediction notes.
3402 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
3404 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
3406 * configure.in: Don't pass -Wno-long-long to a ADA compiler
3407 that doesn't support it.
3408 * configure: Regenerate.
3410 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3413 * config/sparc/sparc.md (normal_branch, inverted_branch,
3414 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
3415 inverted_fp_branch): Adjust calls to output_cbranch.
3416 Set length attribute.
3417 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
3418 output_v9branch. Set length attribute.
3419 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
3421 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
3422 (output_cbranch): Likewise. Handle far branches.
3423 (output_v9branch): Handle far branches.
3424 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
3426 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
3427 noov_compare64_op predicates.
3429 2002-03-13 Jason Merrill <jason@redhat.com>
3431 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
3432 into the function and constify it.
3433 * gthr-dce.h, gthr-solaris.h: Likewise.
3435 2002-03-13 David Edelsohn <edelsohn@gnu.org>
3437 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
3438 * config/rs6000/rs6000.c (rs6000_va_arg): Use
3439 std_expand_builtin_va_arg if not ABI_V4.
3441 2002-03-13 Jason Merrill <jason@redhat.com>
3443 * varasm.c (globalize_decl): New fn.
3444 (assemble_start_function): Use it.
3445 (asm_emit_uninitialized): Use it.
3446 (assemble_alias): Use it.
3447 (assemble_variable): Use it.
3449 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
3451 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
3452 2002-03-12 internal visibility change.
3453 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
3454 visibility into SYMBOL_REF_FLAG.
3456 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
3458 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
3459 VOIDmode operand. Add compile-time optimization for constant results.
3461 2002-03-12 Jason Merrill <jason@redhat.com>
3463 * c-typeck.c (convert_for_assignment): Don't allow conversions
3464 between pointers and references. Only allow lvalues to convert to
3467 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
3469 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
3470 before prologue, to avoid scheduling problems.
3472 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3474 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3475 (ELIMINABLE_REGS): Add sfp->sp.
3476 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
3478 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3480 PR optimization/5892
3481 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
3483 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3485 * loop.c (basic_induction_var): Don't call convert_modes if mode
3486 classes are different.
3488 2002-03-12 Richard Henderson <rth@redhat.com>
3490 PR optimization/5901
3491 * function.c (reposition_prologue_and_epilogue_notes): Position
3492 the markers after/before the last/first insn not deleted.
3494 2002-03-12 Richard Henderson <rth@redhat.com>
3496 PR optimization/5878
3497 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
3498 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
3499 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3501 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
3502 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
3503 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
3505 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
3506 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
3507 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
3508 also. Don't set it if not flag_pic.
3509 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
3510 to be INVALID_REGNUM when not used.
3512 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
3514 * expmed.c (store_bit_field): Reset alias set for memory.
3515 (extract_bit_field): Same.
3517 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3519 * c-common.c (c_tree_code_type, c_tree_code_length,
3520 c_tree_code_name, add_c_tree_codes): Delete.
3521 * c-common.h (add_c_tree_codes): Delete.
3522 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
3524 * c-objc-common.c (c_objc_common_init): Don't call
3525 add_c_tree_codes, instead set lang_unsafe_for_reeval.
3526 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3527 objc_tree_code_name, add_objc_tree_codes): Delete.
3528 (objc_init): Don't call add_objc_tree_codes.
3529 * objc/objc-lang.c (tree_code_type, tree_code_length,
3530 tree_code_name): Define.
3531 * toplev.c (lang_independent_init): Don't set
3532 tree_code_length[IDENTIFIER_NODE].
3533 * tree.c (tree_code_type, tree_code_length, tree_code_name):
3534 Delete definitions, moved to language front-ends.
3535 * tree.def (IDENTIFIER_NODE): Hardwire the length.
3536 * tree.h (tree_code_type, tree_code_length, tree_code_name):
3538 (tree_code_length): Change type to unsigned char.
3540 2002-03-12 Richard Henderson <rth@redhat.com>
3542 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
3543 internal visibility change.
3545 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3547 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
3548 validize_mem() instead of change_address to avoid clobbering
3551 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
3553 * c-lex.h (position_after_whitespace): Remove.
3555 2002-03-12 Jakub Jelinek <jakub@redhat.com>
3557 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
3558 (lex_string): Use unsigned char pointers.
3560 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3562 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
3563 is not a valid memory_operand.
3565 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3567 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
3568 * config/xtensa/lib1funcs.asm: Fix copyright to include
3569 special case for libgcc files.
3570 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
3571 (__divsi3): Likewise.
3572 (__umodsi3): Likewise.
3573 (__modsi3): Likewise.
3574 * config/xtensa/lib2funcs.S: Fix copyright to include
3575 special case for libgcc files.
3577 2002-03-12 Tom Rix <trix@redhat.com>
3579 * collect2.c (resolve_lib_name): Move outside of
3580 OBJECT_FORMAT_COFF ifdef.
3581 (ignore_library): Same.
3583 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3585 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
3587 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3589 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
3590 to function_section before writing out the constant pool.
3592 2002-03-12 David Edelsohn <edelsohn@gnu.org>
3594 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
3596 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
3598 2002-03-12 Alan Modra <amodra@bigpond.net.au>
3600 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
3604 (cmpsi splitter): Likewise.
3605 (modsi3): Fail if <= 0.
3606 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
3607 redundant test when HOST_BITS_PER_WIDE_INT != 32.
3608 (reg_or_sub_cint64_operand): Likewise.
3609 (num_insns_constant_wide): Optimize sign extension.
3610 (rs6000_legitimize_address): Likewise.
3612 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3614 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3615 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3617 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3619 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
3620 address calculation.
3622 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3624 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
3625 scratch register to DImode / TImode.
3626 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
3627 register used does not overlap the target.
3629 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3631 * Makefile.in (debug.o): Depend on debug.h.
3632 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
3633 * debug.c (do_nothing_debug_hooks): Likewise.
3634 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
3635 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
3636 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
3637 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
3638 * dwarfout.c (dwarf_debug_hooks): Likewise.
3639 * integrate.c (output_inline_function): Likewise.
3640 * objc/objc-act.c (synth_module_prologue): Likewise.
3641 * sdbout.c (sdb_debug_hooks): Likewise.
3642 * toplev.c (debug_hooks): Likewise.
3643 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3645 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3647 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
3648 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
3649 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
3650 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
3651 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
3652 * defaults.h (POINTER_SIZE): Define.
3653 * doc/tm.texi (POINTER_SIZE): Document default.
3655 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3657 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
3659 2002-03-11 Richard Henderson <rth@redhat.com>
3661 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
3662 if rebuild_label_notes_after_reload.
3664 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
3666 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
3667 emit pic register load if "internal" visibility.
3668 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
3669 (cris_expand_builtin_va_arg): Do all computations on trees.
3671 2002-03-11 Richard Henderson <rth@redhat.com>
3673 * rtlanal.c: Include recog.h.
3674 (keep_with_call_p): Fix thinko.
3675 * Makefile.in (rtlanal.o): Update dependencies.
3677 2002-03-11 Chris Meyer <cmeyer@gatan.com>
3679 * genflags.c (gen_insn): Use IS_VSPACE.
3680 * genoutput.c (output_insn_data): Likewise.
3681 (process_template): Likewise.
3683 2002-03-11 Richard Henderson <rth@redhat.com>
3685 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
3687 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
3689 * Makefile.in: Update.
3690 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
3691 Update documentation.
3692 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
3693 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
3695 2002-03-11 Zack Weinberg <zack@codesourcery.com>
3697 * Makefile.in: Give texi2pod its input file as a command line
3698 argument, not on stdin.
3700 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
3701 Daniel Berlin <dan@dberlin.org>
3703 C++ alias analysis improvement.
3704 * alias.c (record_component_aliases): Record aliases for base
3707 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
3709 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
3711 2002-03-11 Douglas B Rupp <rupp@gnat.com>
3713 * toplev.c (vms_fopen): Remove, not needed.
3715 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
3717 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
3719 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
3720 for FP, already done later.
3722 * toplev.c (debug_args): Add entry for VMS_DEBUG.
3723 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
3725 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
3727 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
3728 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
3729 LARGEST_EXPONENT_IS_NORMAL for the given mode.
3730 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
3731 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
3732 (ediv, emul, eldexp, esqrt): Likewise.
3733 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
3734 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
3735 (saturate): New function.
3736 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
3737 (make_nan): Use a saturation value instead of a NaN if
3738 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
3739 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
3740 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
3741 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
3742 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
3743 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
3744 !ROUND_TOWARDS_ZERO.
3745 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
3746 (ROUND_TOWARDS_ZERO): Document.
3748 2002-03-11 Andreas Jaeger <aj@suse.de>
3750 * cfg.c (dump_flow_info): Remove unused variable.
3752 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
3754 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
3755 computations on trees.
3757 2002-03-10 Richard Henderson <rth@redhat.com>
3760 * reload.c (copy_replacements_1): New.
3761 (copy_replacements): Use it to recurse through the rtx.
3763 2002-03-10 Richard Henderson <rth@redhat.com>
3765 * loop.c (strength_reduce): Compute number of iterations as
3766 unsigned HOST_WIDE_INT.
3768 2002-03-10 Richard Henderson <rth@redhat.com>
3770 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
3771 to move away from the end of the block.
3773 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
3775 PR preprocessor/5899
3776 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
3778 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3780 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
3782 * attribs.c (decl_attributes): Fix signed/unsigned warning.
3784 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
3786 * config/mmix/mmix.c: Improve comments.
3787 (mmix_target_asm_function_prologue): Drop variable
3788 empty_stack_frame. Don't allocate unused slot above fp.
3789 (mmix_target_asm_function_epilogue): Mirror prologue changes.
3790 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
3791 brace in first column.
3792 (enum reg_class): Ditto.
3793 (FIRST_PARM_OFFSET): Now 0.
3794 (USER_LABEL_PREFIX): Remove #if 0:d definition.
3796 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3798 * combine.c (make_extraction): Fix error in last change.
3800 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3802 * c4x.c (c4x_fp_reglist): Const-ify.
3803 * cris.c (cris_print_operand): Likewise.
3804 * i386.c (ix86_va_arg): Likewise.
3805 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
3806 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
3807 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
3808 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
3809 * mcore.h (regno_reg_class): Likewise.
3810 * mips.c (gen_int_relational): Likewise.
3811 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
3812 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
3813 * pdp11.c (move_costs): Likewise.
3814 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
3815 * s390.c (s390_branch_condition_mnemonic, regclass_map):
3817 * s390.h (regclass_map): Likewise.
3818 * sh.c (shift_amounts): Likewise.
3819 * sh.md (rotlsi3): Likewise.
3821 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3823 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
3824 (ne0+5): Use new clobber to generate proper shift pattern.
3825 Patch by Michael Matz <matz@kde.org>.
3827 2002-03-09 Andreas Schwab <schwab@suse.de>
3829 * gcc.c (validate_all_switches): Also handle `%W{...}'.
3831 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3833 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
3835 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3838 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
3839 even for non-representable constants.
3841 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3843 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
3844 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
3845 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
3846 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
3847 (pop_function_context): Compute MAY_SHARE parameter for
3849 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
3850 (gen_mem_addressof): Call fixup_var_refs with new parm.
3852 * combine.c (make_extraction): Don't make extension of CONST_INT.
3854 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3856 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
3857 in o32 and o64 ABIs.
3858 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
3859 but getting fixed-size structs passed in registers regardless of
3860 padding in o32 and o64 ABIs.
3862 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
3863 offset before loading address of argument passed by transparent
3866 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3868 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
3870 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3872 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
3873 marker such that registers after it are saved.
3875 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3877 * sparc.c (arith_4096_operand): Fix error in last change.
3879 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3881 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
3884 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3886 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
3889 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3891 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
3893 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
3895 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
3896 removed; fix return value.
3897 * combine.c (combine_instructions): Dirtify blocks where we failed to
3898 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
3899 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
3901 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3903 * gcse.c (insert_insn_end_bb): Fix typo in last change.
3905 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
3907 * recog.c (peephole2_optimize): Re-distribute EH edges.
3909 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
3911 * expr.c (expand_expr): Use unsave lang hook.
3912 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
3913 (LANG_HOOKS_INITIALIZER): Update.
3914 * langhooks.h (struct lang_hooks): New hook unsave.
3915 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
3916 (unsave_expr_1): Remove unused lang_unsave_expr_now.
3917 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
3918 (unsave_expr_now): Remove.
3919 * tree.h (unsave_expr_now, lang_unsave,
3920 lang_unsave_expr_now): Remove.
3923 2002-03-08 Andreas Jaeger <aj@suse.de>
3925 * flow.c (propagate_block_delete_insn): Remove unused variable.
3927 2002-03-08 Kazu Hirata <kazu@hxi.com>
3929 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
3930 insn length for memory load/store.
3932 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
3934 * doc/install.texi (--with-libiconv-prefix): Document.
3936 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
3938 * doc/sourcebuild.texi: Fix typo.
3940 2002-03-08 Jakub Jelinek <jakub@redhat.com>
3943 * builtins.c (std_expand_builtin_va_arg): Do all computations on
3946 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3948 * rtl.c (copy_most_rtx): Move from here ...
3949 * emit-rtl.c (copy_most_rtx): ... to here.
3951 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3953 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
3954 SUBTARGET_CPP_SIZE_SPEC.
3955 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
3957 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
3959 2002-03-07 Matt Hiller <hiller@redhat.com>
3961 * gensupport.c (first_dir_md_include): Renamed from include;
3962 change all references.
3963 (last_dir_md_include): Renamed from last_include; change all
3965 (init_md_reader): Unconditionally initialize base_dir whether or
3966 not filename is a relative path.
3968 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
3970 * config/fp-bit.c (_unord_f2): Compile it in even if
3971 US_SOFTWARE_GOFAST is enabled.
3973 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
3974 NULL_RTX. Set all HFmode operations as NULL_RTX.
3975 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
3976 NULL_RTX, try reversing the comparison and the operands.
3978 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3980 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
3981 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
3984 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
3986 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
3988 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3990 * basic-block.h (fixup_abnormal_edges): Declare.
3991 * reload1.c (fixup_abnormal_edges): New function.
3992 * reg-stack.c (convert_regs): Use it.
3994 * gcse.c (insert_insn_end_bb): Handle trapping insns.
3996 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
3998 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
4000 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
4001 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
4002 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
4003 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
4004 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
4005 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
4006 unless x and y could be infinite.
4007 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
4008 Check that the common type of both arguments is a real, even for
4009 targets without unordered comparisons. Allow an integer argument
4010 to be compared against a real.
4011 (expand_tree_builtin): Use expand_unordered_cmp.
4012 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
4013 * cse.c (fold_rtx): Likewise. Fix indentation.
4014 * fold-const.c (fold_real_zero_addition_p): New.
4015 (fold): Use it, and the new HONOR_... macros.
4016 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
4017 * jump.c (reversed_comparison_code_parts): After searching for
4018 the true comparison mode, use HONOR_NANS to decide whether it
4019 can be safely reversed.
4020 (reverse_condition_maybe_unordered): Remove IEEE check.
4021 * simplify-rtx.c (simplify_binary_operation): Use the new macros
4022 to decide which simplifications are valid. Allow the following
4023 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
4024 and (a - -b) to (a + b).
4025 (simplify_relational_operation): Use HONOR_NANS.
4026 * doc/tm.texi: Document the MODE_HAS_... macros.
4028 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
4030 * combine.c (simplify_comparison): If simplifying a logical shift
4031 right and compare with constant, force the comparison to unsigned.
4033 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
4035 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
4037 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
4039 (alt_reg_names): Remove % for vrsave.
4041 2002-03-06 Richard Henderson <rth@redhat.com>
4043 PR optimization/5844
4044 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
4045 if used indicates we've already emitted one copy of an operand.
4046 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
4047 (gen_split): Supply a non-null used.
4049 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
4051 * reload1.c (reload): Unshare all rtl after reload is done.
4053 * simplify-rtx.c (simplify_plus_minus): Do not abort,
4054 but simply fail if the expression is too complex to simplify.
4055 (simplify_gen_binary): Handle simplify_plus_minus failures.
4057 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
4059 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
4060 consistently call delete_trivially_dead_insns after CSE and GCSE;
4061 fix DFI_life dumping; do jump threading after liveness; do crossjumping
4062 after liveness2; update comment in last crossjumping.
4063 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
4065 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
4067 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
4068 after completing fast dead code elimination.
4070 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
4073 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
4075 * version.c: Fix misplaced leading blanks on first line.
4077 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
4079 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
4081 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
4083 * cfgcleanup.c (mentions_nonequal_regs): New function.
4084 (thread_jump): Use it.
4085 * toplev.c (rest_of_compilation): Run jump threading after
4088 2002-03-06 Jakub Jelinek <jakub@redhat.com>
4090 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
4093 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
4095 * predict.c (estimate_bb_frequencies): Do not reload the
4096 frequencies from notes.
4098 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
4100 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
4101 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
4103 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
4104 delete_noop_moves): Return indeger.
4105 * flow.c (ndead): New variable.
4106 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
4107 BB argument; update callers.
4108 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
4109 (life_analysis): Do not call purge_all_dead_edges.
4110 (update_life_info): Return number of deleted insns; print statistics.
4111 (update_life_info_in_dirty_blocks): likewise.
4112 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
4113 return number of insns deleted.
4115 * cse.c: Include timevar.h
4116 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
4117 iterate until stabilizes; print statistics; return number of killed
4119 * Makefile.in: (cse.o): Add timevar.h dependency
4120 * rtl.h (delete_trivially_dead_insns): New.
4121 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
4122 * toplev.c (rest_of_compilation): Update callers.
4124 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
4125 (try_optimize_cfg): Do not update liveness.
4126 (cleanup-cfg): Loop until try_optimize_cfg and dead code
4127 removal stabilizes; use delete_trivially_dead_insns.
4129 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
4131 2002-03-05 Zack Weinberg <zack@codesourcery.com>
4133 * cppmain.c (setup_callbacks): Disable #pragma and #ident
4134 callbacks when processing assembly language.
4136 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4138 * pa.h (ASM_FILE_END): Define.
4139 * som.h (ASM_FILE_END): Delete.
4141 * pa.c (function_arg): Don't pass floats in general registers in
4142 indirect calls if TARGET_ELF32.
4144 2002-03-05 Richard Henderson <rth@redhat.com>
4146 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
4148 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
4150 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
4152 2002-03-05 Jakub Jelinek <jakub@redhat.com>
4154 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
4155 -r command line. Don't hide any symbols if not building
4158 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
4160 * cfg.c (dump_flow_info): Warn about profile mismatches.
4161 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
4162 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
4164 2002-03-05 Jakub Jelinek <jakub@redhat.com>
4166 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
4167 wide volatile memory by parts.
4169 2002-03-05 Jakub Jelinek <jakub@redhat.com>
4171 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
4174 2002-03-05 Richard Henderson <rth@redhat.com>
4176 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
4178 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
4180 * toplev.c (documented_lang_options): Document more
4181 language-specific options.
4182 * doc/invoke.texi (Warning Options): Correct documentation for
4183 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
4184 * c-decl.c (c_decode_option): Use a table to handle warning options.
4186 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
4188 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
4189 parameter to mmix_encode_section_info.
4190 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
4191 relocatably. Always produce ELF, not mmo if linking relocatably.
4192 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
4193 first is non-zero, don't add symbol prefix.
4194 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
4195 prototype accordingly.
4197 2002-03-04 Krister Walfridsson <cato@df.lth.se>
4199 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
4201 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
4203 * configure.in: Increase required makeinfo version to 4.1.
4204 * configure: Regenerate.
4206 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
4208 * .cvsignore: Remove *.info* and genrtl*; these files are generated
4211 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
4213 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
4214 * doc/invoke.texi: Fix @math uses.
4216 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
4218 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
4221 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
4223 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
4224 (powerpc-*-eabisimaltivec*): Same.
4226 * config/rs6000/t-ppcendian: New.
4228 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4230 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
4231 nonimmediate_src_operand and nonimmediate_lsrc_operand to
4232 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
4234 2002-03-03 Richard Henderson <rth@redhat.com>
4236 * toplev.c (rest_of_decl_compilation): Revert last two changes.
4238 2002-03-03 Zack Weinberg <zack@codesourcery.com>
4240 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
4241 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
4242 tree.c, config/m68k/m68k.c:
4243 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
4244 REAL_ARITHMETIC blocks unconditional. Delete some further
4245 #ifdef blocks predicated on REAL_ARITHMETIC.
4246 * flags.h, toplev.c: Delete remaining references to
4249 * doc/invoke.texi: Remove documentation of -fpretend-float.
4250 * doc/tm.texi: Describe the various REAL_* macros as provided by
4251 real.h, not by the target configuration files.
4253 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
4254 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
4255 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4256 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
4257 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
4258 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
4259 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
4260 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
4261 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
4262 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
4263 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
4264 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4265 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
4266 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
4267 config/xtensa/xtensa.h:
4268 Do not define, undefine, or mention in comments any of
4269 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
4270 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
4271 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
4272 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
4273 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
4274 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
4275 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
4276 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
4277 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
4279 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4281 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
4282 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
4283 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
4284 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
4285 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
4286 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
4288 * defaults.h (BITS_PER_WORD): Define.
4289 * doc/tm.texi (BITS_PER_WORD): Document default value.
4291 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
4292 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
4293 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
4295 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4297 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
4298 lieu of explicit sizeof/sizeof.
4299 * i386.c (override_options, ix86_init_mmx_sse_builtins,
4300 ix86_expand_builtin): Likewise.
4301 * mips.c (mips_add_gc_roots): Likewise.
4302 * mmix.c (mmix_output_condition): Likewise.
4303 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
4304 altivec_init_builtins): Likewise.
4305 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
4306 * cppexp.c (Nsuff, parse_number): Likewise.
4307 * cppinit.c (builtin_array_end): Likewise.
4308 * gcc.c (n_default_compilers, process_command): Likewise.
4309 * genpreds.c (output_predicate_decls): Likewise.
4310 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
4311 * lcm.c (N_ENTITIES): Likewise.
4312 * stor-layout.c (set_sizetype): Likewise.
4314 2002-03-03 Richard Henderson <rth@redhat.com>
4316 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
4317 for types or labels.
4319 2002-03-03 Richard Henderson <rth@redhat.com>
4321 * c-decl.c (start_decl): Initialized variables are not common.
4323 2002-03-02 Per Bothner <per@bothner.com>
4325 * gcc.c (option_map): Suport new --bootclasspath option.
4326 --CLASSPATH is now just an alias for --classpath.
4328 2002-03-02 Richard Henderson <rth@redhat.com>
4330 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
4331 load if "internal" visibility.
4332 * doc/extend.texi: Document visibility meanings.
4334 2002-03-02 Richard Henderson <rth@redhat.com>
4336 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
4337 to functions as well.
4339 2002-03-02 Richard Henderson <rth@redhat.com>
4341 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
4342 (handle_visibility_attribute): Don't call assemble_visibility.
4343 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
4344 without asmspec. Invoke assemble_alias when needed.
4345 * varasm.c (maybe_assemble_visibility): New.
4346 (assemble_start_function, assemble_variable, assemble_alias): Use it.
4348 2002-03-02 Richard Henderson <rth@redhat.com>
4350 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
4351 invoke ENCODE_SECTION_INFO with first call flag.
4353 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
4354 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
4355 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
4356 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
4357 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
4358 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
4359 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
4360 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
4361 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
4362 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
4363 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
4364 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
4365 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
4366 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
4367 config/mcore/mcore-protos.h, config/mcore/mcore.c,
4368 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
4369 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
4370 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
4371 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
4372 config/sh/sh.h, config/sparc/sparc.h,
4373 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
4374 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
4375 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
4376 FIRST argument. As needed, examine it and do nothing.
4378 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
4379 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
4380 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
4382 * config/arm/t-pe (pe.o): Add dependencies.
4384 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4386 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
4387 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
4388 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
4389 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
4390 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
4391 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
4392 * defaults.h (BITS_PER_UNIT): Define.
4393 * doc/tm.texi (BITS_PER_UNIT): Document default value.
4395 2002-03-02 Kazu Hirata <kazu@hxi.com>
4397 * config/h8300/h8300-protos.h: Add a prototype for
4398 compute_a_shift_length.
4399 * config/h8300/h8300.c (h8300_asm_insn_count): New.
4400 (compute_a_shift_length): Likewise.
4401 (h8300_adjust_insn_length): Do not adjust insn length of shift
4403 * config/h8300/h8300.md (anonymous shift patterns): Use
4404 compute_a_shift_length.
4406 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4408 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
4411 * emit-rtl.c (offset_address): Call update_temp_slot_address.
4413 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4415 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
4416 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
4417 * flags.h (flag_zero_initialized_in_bss): Declare.
4418 * toplev.c (flag_zero_initialized_in_bss): New flag.
4419 (lang_independent_options): Add flag_zero_initialized_in_bss.
4420 * tree.c (initializer_zerop): New function.
4421 * tree.h (initializer_zerop): Declare.
4422 * varasm.c (assemble_variable): If we can emit bss, put zero
4423 initializers in the bss section.
4425 2002-03-02 Alan Modra <amodra@bigpond.net.au>
4427 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
4428 like more than one symbol per .weak directive.
4430 2002-03-01 Richard Henderson <rth@redhat.com>
4432 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
4433 adjust argument_pointer by pretend_args_size.
4434 (ia64_va_start): Adjust va_start address by -pretend_args_size.
4436 2002-03-01 Kazu Hirata <kazu@hxi.com>
4438 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
4440 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
4442 * toplev.c (rest_of_compilation): Delete dead jumptables before
4444 * flow.c (delete_dead_jumptables): Make global.
4445 * rtl.h (delete_dead_jumptables): Declare.
4447 2002-03-01 David Edelsohn <edelsohn@gnu.org>
4449 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
4450 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
4451 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
4453 2002-03-01 Kazu Hirata <kazu@hxi.com>
4455 * config/h8300/h8300-protos.h: Fix formatting.
4456 * config/h8300/h8300.c: Likewise.
4457 * config/h8300/h8300.h: Likewise.
4459 2002-03-01 Kazu Hirata <kazu@hxi.com>
4461 * config/h8300/h8300.c (print_operand): Support 16-bit
4463 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
4465 2002-02-28 Richard Henderson <rth@redhat.com>
4467 * expmed.c (store_bit_field): Prevent generation of CONCATs;
4468 pun complex values as integers; use gen_lowpart instead of
4470 (extract_bit_field): Likewise.
4472 2002-03-01 Alan Modra <amodra@bigpond.net.au>
4473 David Edelsohn <edelsohn@gnu.org>
4475 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
4476 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
4477 (SUPPORTS_WEAK): Likewise.
4478 * output.h (add_weak): Add tree param.
4479 * varasm.c (add_weak): Likewise. Save decl.
4480 (struct weak_syms): Add decl field.
4481 (mark_weak_decls): New function.
4482 (init_varasm_once): ggc_add_root mark_weak_decls.
4483 (assemble_start_function): Use ASM_WEAKEN_DECL.
4484 (assemble_variable): Likewise.
4485 (assemble_alias): Likewise.
4486 (declare_weak): Pass decl to add_weak.
4487 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
4488 (remove_from_pending_weak_list): Declare and define for
4490 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
4491 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
4492 * defaults.h (SUPPORTS_WEAK): Likewise.
4493 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4494 .weak for code sym. Do emit .size for descriptor sym.
4495 (ASM_DECLARE_FUNCTION_SIZE): Define.
4496 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
4497 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
4498 .lglobl unless TARGET_XCOFF. Formatting fixes.
4499 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4501 (HANDLE_PRAGMA_WEAK): Remove.
4502 (ASM_WEAKEN_LABEL): Remove.
4503 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
4505 2002-03-01 Jason Merrill <jason@redhat.com>
4507 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
4508 (TARGET_EXPR_CLEANUP): New macro.
4510 2002-02-28 Steve Ellcey <sje@cup.hp.com>
4512 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
4513 to take ptr_extend into account as third type of extension.
4514 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
4515 fields used by SUBREG_PROMOTED_UNSIGNED_P.
4516 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
4517 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
4518 * calls.c (precompute_arguments): Use new macro.
4519 (expand_call): Ditto.
4520 * combine.c (nonzero_bits): Ditto.
4521 (record_promoted_value): Ditto.
4522 * expr.c (store_expr): Ditto.
4523 (expand_expr): Ditto.
4524 * function.c (assign_parms): Ditto.
4526 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
4528 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
4529 override -shared and -shared-libgcc.
4531 2002-02-28 David O'Brien <obrien@FreeBSD.org>
4533 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
4535 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
4538 2002-02-28 Richard Henderson <rth@redhat.com>
4540 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
4541 4 cycle latency from MM producers.
4542 (ia64_internal_sched_reorder): Likewise with pipeline flush.
4544 2002-02-28 Jakub Jelinek <jakub@redhat.com>
4546 * mklibgcc.in: Don't use GNU make extension.
4548 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4550 * c-parse.in (STATIC): New terminal.
4551 (scspec): New non-terminal. Update productions accordingly.
4552 (program): Remove bogus ifc / end ifc.
4553 (array_declarator): Simplify production using STATIC.
4555 2002-02-28 Jim Meyering <meyering@lucent.com>
4557 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
4558 \a still means TARGET_BELL.
4560 2002-02-28 Richard Henderson <rth@redhat.com>
4562 * haifa-sched.c (sched_emit_insn): New.
4563 (schedule_block): Use last_scheduled_insn to track last insn.
4564 * sched-int.h (sched_emit_insn): Prototype.
4565 * config/ia64/ia64.c (last_issued): Remove.
4566 (ia64_variable_issue): Don't set it.
4567 (nop_cycles_until): Use sched_emit_insn.
4569 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
4571 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
4574 2002-02-28 Kazu Hirata <kazu@hxi.com>
4576 * config/h8300/h8300.c: Fix formatting.
4577 * config/h8300/h8300.h: Likewise.
4579 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
4581 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
4582 which may overwrite the high byte of the frame pointer.
4584 2002-02-28 Bo Thorsen <bo@suse.de>
4586 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
4587 (STARTFILE_SPEC): Add 64 bit files.
4588 (ENDFILE_SPEC): Likewise.
4590 2002-02-28 Jason Merrill <jason@redhat.com>
4592 * c-decl.c (finish_function): Only warn about missing return
4593 statement with -Wreturn-type.
4595 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
4597 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
4599 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
4600 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
4602 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
4604 * basic-block.h (BB_REACHABLE): Renumber.
4605 (BB_DIRTY, BB_NEW): New flags.
4606 (clear_bb_flags): Declare.
4607 (update_life_info_in_dirty_blocks): Declare.
4608 * cfg.c (clear_bb_flags): New function.
4609 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
4610 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
4611 reorder_insns, emit_insn_after): Mark block as dirty.
4612 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
4613 (update_life_info_in_dirty_blocks): New function.
4614 * recog.c (apply_change_group): Dirtify block.
4616 * cse.c (cse_insn): Reorder emitting of jump insn to keep
4618 * gcse.c (delete_null_pointer_checks): Likewise.
4620 * toplev.c (dump_file_index): Move cse2 after bp,
4622 (dump_file_info): Similary.
4623 (rest_of_compilation): Avoid most of CFG rebuilds;
4624 do first if converision after null pointer checks, do cse2
4625 after branch prediction; avoid full liveness rebuild after
4626 initializing subregs.
4627 * invoke.texi (-d options): Document -du, renumber.
4629 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
4630 (notice_new_block): Do not set BB_UPDATE_LIFE.
4631 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
4632 merge_blocks_move_successor_nojumps, merge_blocks,
4633 try_crossjump_to_edge): Likewise.
4634 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
4635 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
4636 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
4637 (merge_of_block): Do not use life_data_ok.
4638 (find_if_case_1): Do not use SET_UPDATE_LIFE.
4639 (if_convert): Use BB_DIRTY mechanizm to update life.
4640 * lcm.c (optimize_mode_switching): Update
4641 update_life_info_in_dirty_blocks
4643 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4645 * Makefile.in (integrate.o): Update.
4646 * c-decl.c (copy_lang_decl): Rename.
4647 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4648 * integrate.c: Include langhooks.h.
4649 (copy_decl_for_inlining): Update to use langhook.
4650 * langhooks-def.h (lhd_do_nothing_t,
4651 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
4652 (LANG_HOOKS_INITIALIZER): Update.
4653 * langhooks.c (lhd_do_nothing_t): New.
4654 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
4655 * tree.h (copy_lang_decl): Remove.
4657 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4659 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
4661 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
4662 POST_DEC, and POST_MODIFY.
4664 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4666 * c-typeck.c (digest_init): Remove unused parameter; all
4669 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
4671 * expmed.c (expand_shift): Correctly test for low part of a
4674 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
4676 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
4677 insn UIDs with insn addresses.
4679 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4681 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
4682 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
4683 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
4684 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
4685 gcc.c, toplev.c: Delete code implementing -traditional mode.
4687 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
4688 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
4689 Document removal of -traditional mode for compilation, and
4690 remove documentation only relevant to that mode.
4692 * config/nextstep.h, config/ptx4.h, config/svr4.h,
4693 config/convex/convex.h, config/d30v/d30v.h,
4694 config/i386/dgux.h, config/i386/osf1elf.h,
4695 config/i386/osfelf.h, config/i386/osfrose.h,
4696 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
4697 config/m68k/hp310.h, config/m88k/dgux.h,
4698 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
4699 config/m88k/m88k.h, config/m88k/openbsd.h,
4700 config/mips/abi64.h, config/mips/osfrose.h,
4701 config/mips/svr4-5.h, config/mips/svr4-t.h,
4702 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4703 config/stormy16/stormy16.h: Remove all references to
4704 -traditional from target specs. Delete all mention of the
4705 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
4706 delete a couple of commented-out definitions of
4707 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
4710 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
4711 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
4713 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4715 * mklibgcc.in: Don't use \n in a line subject to
4716 interpretation by echo.
4718 2002-02-27 Graham Stott <grahams@redhat.com>
4720 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
4723 * loop.c (prescan_loop): Handle PARALLEL.
4725 * unroll.c (loop_iterations): Return 0 if the add_val for
4728 * final.c (output_operand_lossage): Constify PFX_STR.
4730 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
4732 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
4734 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
4735 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
4737 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
4739 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4741 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
4743 * cpplex.c (_cpp_lex_token): Handle directives in macro
4745 * cpplib.c (_cpp_handle_directive): Save and restore state
4746 if parsing macro args when entering a directive.
4747 * cppmacro.c (collect_args): No need to handle directives
4749 (enter_macro_context, replace_args): Use the original macro
4750 definition in case it was redefined whilst collecting arguments.
4754 2002-02-26 David Edelsohn <edelsohn@gnu.org>
4756 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
4757 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
4758 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
4760 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
4761 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
4762 (load_toc_v4_PIC_2): Same.
4764 2002-02-26 Alan Modra <amodra@bigpond.net.au>
4766 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
4768 2002-02-26 Richard Henderson <rth@redhat.com>
4770 * config/alpha/alpha.md (ashldi_se): Re-enable.
4772 2002-02-26 Richard Henderson <rth@redhat.com>
4774 * config/alpha/alpha.c (alpha_encode_section_info): Examine
4775 MODULE_LOCAL_P; improve commentary.
4777 2002-02-26 Zack Weinberg <zack@codesourcery.com>
4779 * doc/cpp.texi: Clarify documentation of relationship between
4782 2002-02-26 Kazu Hirata <kazu@hxi.com>
4784 * config/h8300/h8300-protos.h: Update the prototype for
4785 compute_logical_op_length. Add the prototype for
4786 compute_logical_op_cc.
4787 * config/h8300/h8300.c (compute_logical_op_length): Figure out
4789 (compute_logical_op_cc): New.
4790 * config/h8300/h8300.md: Combine all the logical op patterns
4791 in HImode and SImode. Use compute_logical_op_cc.
4793 2002-02-26 Kelley Cook <kelleycook@comcast.net>
4795 * config/i386/i386.c (print_operand): Don't append ATT-style
4796 length suffixs to x87 opcodes when in Intel mode.
4798 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
4800 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
4801 (init_emit_once): Update calls.
4802 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
4803 (init_syntax_once): Prototype.
4805 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4807 * pa-linux.h (LIB_SPEC): Update definition.
4808 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4810 2002-02-26 Richard Henderson <rth@redhat.com>
4812 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
4813 if we emitted a stop bit.
4815 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4817 * configure.in (libgcc_visibility): Substitute.
4818 * configure: Rebuilt.
4819 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
4820 defined symbols .hidden.
4822 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4824 * attribs.c (c_common_attribute_table): Add visibility.
4825 (handle_visibility_attribute): New function.
4826 * varasm.c (assemble_visibility): New function.
4827 * output.h (assemble_visibility): Add prototype.
4828 * tree.h (MODULE_LOCAL_P): Define.
4829 * crtstuff.c (__dso_handle): Use visibility attribute.
4830 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
4831 for MODULE_LOCAL_P symbols too.
4832 * config/ia64/ia64.c (ia64_encode_section_info): Handle
4833 MODULE_LOCAL_P symbols the same way as local symbols.
4834 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
4835 into .sdata/.sbss by the user.
4836 * doc/extend.texi (Function Attributes): Document visibility
4839 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4842 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
4843 STRING_CST initializer spanning the whole variable without
4845 If expand_expr returned MEM, don't use it.
4847 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
4849 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
4850 generate a die for the lexical block.
4852 2002-02-26 Kazu Hirata <kazu@hxi.com>
4854 * config/h8300/h8300-protos.h: Add a prototype for
4855 compute_logical_op_length.
4856 * config/h8300/h8300.c (compute_logical_op_length): New.
4857 * config/h8300/h8300.md (anonymous logical patterns): Use
4858 compute_logical_op_length for length.
4860 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4862 * dwarf2out.c (modified_type_die): Do not call type_main_variant
4864 (gen_type_die): Same.
4866 * attribs.c (handle_vector_size_attribute): Set debug information.
4868 2002-02-26 Daniel Egger <degger@fhm.edu>
4870 * config/rs6000/rs6000.md: Swap define_insn attributes to
4871 fix incorrect generation of merge high instructions instead
4874 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4876 * c-typeck.c (really_start_incremental_init): Use
4877 bitsize_zero_node for vectors.
4879 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4881 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
4882 ("*set_vrsave_internal"): Same.
4884 2002-02-25 Richard Henderson <rth@redhat.com>
4886 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4887 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
4889 2002-02-25 Jakub Jelinek <jakub@redhat.com>
4892 * config/i386/i386.c (ix86_return_pops_args): Only pop
4893 fake structure return argument if it was passed on the stack.
4895 2002-02-25 Jason Merrill <jason@redhat.com>
4897 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
4900 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4902 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
4903 link with shared_name only.
4904 * doc/invoke.texi (Link Options): Document new behavior.
4906 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4908 * c-typeck.c (push_init_level): Handle vectors.
4910 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4912 * config/sparc/sparc.c (const64_high_operand): Zero-extend
4913 operands of SPARC_SETHI_P.
4914 (input_operand): Likewise.
4915 (sparc_emit_set_const32): Likewise.
4916 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
4917 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
4918 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
4919 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
4920 (movdi_insn_sp64_vis): Likewise.
4921 (movdi split, movdf split): Use SETHI32.
4922 * doc/md.texi: Document SPARC constraints L, M and N.
4924 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4926 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
4927 ("*set_vrsave_internal"): use mfspr for Darwin.
4929 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
4930 gen_get_vrsave_internal.
4932 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4934 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
4936 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
4938 * cpplex.c (cpp_interpret_charconst): Get signedness or
4939 otherwise of wide character constants correct.
4940 * cppexp.c (lex): Get signedness of wide charconsts correct.
4942 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4944 * optabs.c (widen_operand): Only call convert_modes for
4945 promoted SUBREG if signedness matches.
4946 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
4948 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4950 * cpplib.c (glue_header_name): Use local buffer to build up
4953 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4955 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
4957 2002-02-23 Kazu Hirata <kazu@hxi.com>
4959 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
4960 H8/300[HS] separately.
4961 * config/h8300/h8300.md: Remove the early clobber constraint
4962 from bit field patterns.
4964 2002-02-23 Kazu Hirata <kazu@hxi.com>
4966 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
4968 (mulhisi3): Likewise.
4969 (umulqisi3): Likewise.
4970 (umulhisi3): Likewise.
4972 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4974 * cppinit.c (output_deps): Correct test for stdout output.
4975 (init_dependency_output): Cure warning.
4977 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4979 * expr.c (store_expr): When converting expression to promoted
4980 equivalent type, allow using SUBREG_REG of TARGET as the target
4981 of the expansion of EXP.
4982 * loop.c (basic_induction_var, case SUBREG): Always look inside.
4983 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
4984 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
4985 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
4986 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
4988 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
4990 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
4991 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
4992 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
4994 2002-02-23 Jakub Jelinek <jakub@redhat.com>
4996 PR optimization/5747
4997 * loop.c (scan_loop): Update reg info if move_movables created new
5000 2002-02-23 David Edelsohn <edelsohn@gnu.org>
5002 * gcc.c (init_gcc_spec): Revert last change.
5004 2002-02-23 David Edelsohn <edelsohn@gnu.org>
5006 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
5007 gpc_reg_operand constraint.
5009 2002-02-23 Alan Modra <amodra@bigpond.net.au>
5011 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
5012 Simplify comparison of `low'.
5013 (add_operand): Fix formatting.
5014 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
5015 (mask_operand): Disallow mask to wrap in 64-bit mode.
5016 (rs6000_stack_info): Remove redundant test setting push_p.
5017 (output_toc): Fix formatting.
5018 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
5019 cc_reg_not_cr0_operand constraint.
5020 (booldi3, boolcdi3 splitters): Same.
5022 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
5024 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
5026 2002-02-22 David Edelsohn <edelsohn@gnu.org>
5028 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
5029 gcc invoked with -shared-libgcc.
5031 2002-02-22 Jakub Jelinek <jakub@redhat.com>
5034 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
5035 decl if any of elements was TREE_USED.
5037 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
5039 * config/sparc/sol2.h: Don't include sys/mman.h.
5040 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
5041 (arith_4096_operand): Don't throw high bits away.
5042 (const64_operand): Take sign extension of CONST_INTs into account.
5043 (const64_high_operand, sparc_emit_set_const32): Likewise.
5044 (GEN_HIGHINT64): Likewise.
5045 (sparc_emit_set_const64_quick1): Likewise.
5046 (const64_is_2insns): Likewise.
5047 (print_operand): Use trunc_int_for_mode for sign extension.
5048 * config/sparc/sparc.h (SMALL_INT32): Likewise.
5049 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
5050 chars. Assume CONST_INT is already properly sign-extended.
5051 (movdi split): Sign-extend each SImode part.
5052 (andsi3 split): Don't mask high bits off, so that result
5053 remains properly sign-extend.
5054 (iorsi3 split): Likewise.
5055 (xorsi3 split): Likewise.
5057 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
5059 * fold-const.c (fold): Fix typo in comments.
5061 2002-02-21 Diego Novillo <dnovillo@redhat.com>
5063 * Makefile.in (langhooks.o): Update dependencies.
5065 2002-02-21 Diego Novillo <dnovillo@redhat.com>
5067 * langhooks.c: Include flags.h.
5069 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
5071 * testsuite/gcc.dg/attr-alwaysinline.c: New.
5073 * c-common.c (c_common_post_options): Set inline trees by
5076 * doc/extend.texi (Function Attributes): Document always_inline
5078 Update documentation about inlining when not optimizing.
5080 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
5082 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
5083 unless DECL_ALWAYS_INLINE.
5085 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
5086 unless DECL_ALWAYS_INLINE.
5087 (c_disregard_inline_limits): Disregard if always_inline set.
5089 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5090 Disregard if always_inline set.
5091 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
5092 unless DECL_ALWAYS_INLINE.
5094 * attribs.c (handle_always_inline_attribute): New.
5095 (c_common_attribute_table): Add always_inline.
5097 * config/rs6000/altivec.h: Add prototypes for builtins
5098 requiring the always_inline attribute.
5100 2002-02-21 Eric Christopher <echristo@redhat.com>
5102 * expmed.c (store_bit_field): Try to simplify the subreg
5103 before generating a new one when when the mode size of
5104 value is less than maxmode.
5106 2002-02-21 Richard Henderson <rth@redhat.com>
5108 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
5109 than gen_rtx_PLUS to form the sum.
5110 * explow.c (force_reg): Rearrange to not allocate new pseudo
5111 when force_operand returns a register.
5112 * expr.c (expand_assignment): Allow offset_rtx expansion to
5113 return a sum. Do not force addresses into registers.
5114 (expand_expr): Likewise.
5115 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
5116 to canonicalize arithmetic that didn't simpify.
5117 (simplify_plus_minus): New argument force; update
5118 all callers. Don't split CONST unless we can do something with it,
5119 and wouldn't lose the constness of the operands.
5121 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
5122 that we generated earlier.
5124 2002-02-21 Tom Tromey <tromey@redhat.com>
5126 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5127 (output_line_info): Use constant `1', with a long explanatory
5129 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
5131 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
5133 * jump.c (redirect_jump): If old label has no UID, don't try to
5136 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
5138 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
5139 If input is constant, do shifts at compile time.
5141 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
5143 * doc/extend.texi: Fix some more overfull hboxes.
5145 2002-02-21 Jakub Jelinek <jakub@redhat.com>
5147 PR optimization/4994
5148 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
5151 2002-02-21 Jakub Jelinek <jakub@redhat.com>
5154 * expr.h (expand_and): Add mode argument.
5155 * expmed.c (expand_and): Add mode argument.
5156 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
5157 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
5158 * except.c (expand_builtin_extract_return_addr): Likewise.
5159 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5160 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
5161 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
5162 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
5163 * config/c4x/c4x.md: Use GEN_INT (x) instead of
5164 gen_rtx (CONST_INT, VOIDmode, x).
5166 2002-02-21 Jakub Jelinek <jakub@redhat.com>
5169 * stmt.c (warn_if_unused_value): Move side effects test once more.
5171 2002-02-20 Torbjorn Granlund <tege@swox.com>
5173 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
5174 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
5176 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
5178 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
5179 SUBREG or ZERO_EXTEND.
5181 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
5183 * sh.h (current_function_anonymous_args): Remove.
5184 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
5185 of current_function_varargs and current_function_stdarg is set.
5186 * sh.c (sh_expand_prologue): Check current_function_varargs /
5187 current_function_stdarg / TARGET_SH5 instead of
5188 current_function_anonymous_args.
5190 * sh64.h (TARGET_VERSION): Define.
5192 2002-02-20 David Edelsohn <edelsohn@gnu.org>
5194 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
5195 VRSAVE_REGNO on TARGET_ALTIVEC.
5197 2002-02-20 Alan Modra <amodra@bigpond.net.au>
5199 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
5200 bits of SImode const_int.
5201 (includes_rshift_p): Likewise.
5202 (print_operand): Call mask_operand and mask64_operand with correct
5204 (rs6000_output_function_epilogue): Pad traceback table to word.
5205 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
5206 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
5207 mask64_operand with correct mode.
5208 (FUNCTION_ARG_REGNO_P): Correct parentheses.
5210 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5213 * varasm.c (get_pool_constant_mark): New.
5214 * rtl.h (get_pool_constant_mark): Add prototype.
5215 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
5216 be represented if it has not been output.
5218 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5220 * combine.c (do_SUBST): Sanity check substitutions of
5221 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
5222 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
5223 CONST_INT into its operand.
5224 (known_cond): Likewise, for ZERO_EXTEND.
5225 * simplify-rtx.c (simplify_unary_operation): Fix condition to
5226 allow for simplification of wide modes. Reject CONST_INTs in
5227 ZERO_EXTEND when their actual mode is not given.
5229 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5231 * c-decl.c (pushdecl): If no global declaration is found for an
5232 extern declaration in block scope, try a limbo one.
5234 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5237 * c-common.c (pointer_int_sum): Moved from...
5238 * c-typeck.c (pointer_int_sum): ...here.
5239 * c-common.h (pointer_int_sum): Add prototype.
5241 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5244 * c-decl.c (duplicate_decls): Return 0 if issued error about
5247 2002-02-20 Roger Sayle <roger@eyesopen.com>
5248 Jakub Jelinek <jakub@redhat.com>
5251 * tree.c (host_integerp): Ensure that the constant integer is
5252 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
5253 when pos is zero or non-zero respectively. Clarify comment.
5254 * c-format.c (check_format_info_recurse): Fix host_integerp
5255 usage; the pos argument should be zero when assigning to a
5256 signed HOST_WIDE_INT.
5258 2002-02-20 Richard Henderson <rth@redhat.com>
5260 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
5261 of the operand, rather than assuming TImode.
5262 (ix86_expand_binop_builtin): Cope with commutative patterns
5263 using nonimmediate_operand for both operands.
5264 (ix86_expand_timode_binop_builtin): Likewise.
5265 (ix86_expand_store_builtin): Validate operand 1.
5266 (ix86_expand_unop1_builtin): Likewise.
5268 2002-02-20 Philip Blundell <philb@gnu.org>
5271 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
5273 2002-02-20 Richard Henderson <rth@redhat.com>
5276 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
5278 2002-02-20 Tom Tromey <tromey@redhat.com>
5280 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5281 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5282 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5283 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5284 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
5287 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
5289 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
5290 for (const_int 0) in X not just INTVAL.
5292 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
5294 * doc/extend.texi: Avoid or reduce overfull hboxes.
5296 2002-02-20 Diego Novillo <dnovillo@redhat.com>
5298 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
5299 operations if the field does not start at a mode boundary.
5301 2001-02-20 Joel Sherrill <joel@OARcorp.com>
5303 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
5304 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
5305 Also done for -Acpu and -Amachine.
5307 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
5309 * cppinit.c (init_dependency_output): Take deps output file
5310 from -o if none given with -MF. Suppress normal output.
5311 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
5312 * doc/cpp.texi, doc/invoke.texi: Update.
5314 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5316 * toplev.c (output_quoted_string): Write unprintable
5317 characters with octal escapes.
5319 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5321 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
5322 really_call_used[VRSAVE_REGNO] if not Altivec.
5324 2002-02-19 Alan Modra <amodra@bigpond.net.au>
5326 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
5328 (constant_pool_expr_1): Fix formatting.
5329 (rs6000_legitimize_reload_address): Likewise.
5331 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5333 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
5334 now that we have one.
5336 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5338 * tree.h (struct tree_common): Remove aux. Add unused_0 at
5339 end of first block of bitfields (which was only seven bits);
5340 rename dummy to unused_1; remove comment which is no longer true.
5342 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5344 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
5346 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5349 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
5353 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
5354 arm_is_longcall_p rather than inspecting call-type cookie
5356 (call_value_insn) [TARGET_THUMB]: Likewise.
5358 2002-02-19 Graham Stott <grahams@redhat.com>
5360 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
5362 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5364 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
5365 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
5366 (FP_SAVE_INLINE): Delete.
5368 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
5369 * config/rs6000/eabi.asm: Remove ABI save restore routines.
5370 * config/rs6000/t-ppccomm: Build crtsavres.o.
5371 * config/rs6000/crtsavres.asm: New file.
5373 2002-02-19 Philip Blundell <philb@gnu.org>
5375 * config/arm/arm.c (use_return_insn): Don't reject interrupt
5377 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
5378 (output_return_instruction): Allow interrupt functions to return with
5379 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
5380 (arm_expand_prologue): Subtract 4 before stacking LR in an
5383 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5385 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
5386 decl, not just FUNCTION_DECL.
5387 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
5388 (arm_assemble_integer): Likewise.
5389 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
5392 2002-02-19 matthew green <mrg@eterna.com.au>
5394 * config.gcc (sparc-*-netbsdelf*): Enable target.
5395 (sparc64-*-netbsd*): New target.
5396 * config/sparc/netbsd-elf.h: New file.
5397 * config/sparc/t-netbsd64: New file.
5399 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5401 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
5403 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
5405 * doc/invoke.texi: explicitly list the style guidelines that
5406 -Weffc++ checks for.
5408 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
5410 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
5412 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
5415 * gcc.c (cpp_unique_options): Treat -o as indicating object file
5416 only if not -E. If -E, pass -o through to the preprocessor.
5418 2002-02-19 Kazu Hirata <kazu@hxi.com>
5420 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
5421 register number with an appropriate macro.
5423 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
5425 * doc/rtl.texi (Constants): Close @code tag.
5427 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
5429 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
5430 ("mmx_uavgv4hi3"): Same.
5431 ("pmulhrwv4hi3"): Same.
5433 * tree-inline.c (walk_tree): Handle vectors.
5435 * c-common.c (constant_expression_warning): Handle vectors.
5436 (overflow_warning): Same.
5438 * sched-deps.c (sched_analyze_2): Handle vectors.
5440 * rtlanal.c (rtx_unstable_p): Handle vectors.
5441 (rtx_varies_p): Same.
5442 (count_occurrences): Same.
5443 (regs_set_between_p): Same.
5444 (modified_between_p): Same.
5445 (modified_in_p): Same.
5446 (volatile_insn_p): Same.
5447 (volatile_refs_p): Same.
5448 (side_effects_p): Same.
5450 (inequality_comparisons_p): Same.
5451 (replace_regs): Same.
5452 (computed_jump_p_1): Same.
5454 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
5456 (inner_mode_array): New.
5457 (copy_rtx): Handle vectors.
5458 (copy_most_rtx): Same.
5459 (rtx_equal_p): Same.
5460 (get_mode_alignment): Adjust for vectors.
5462 * resource.c (mark_referenced_resources): Handle vectors.
5463 (mark_set_resources): Same.
5465 * reload1.c (eliminate_regs): Handle vectors.
5466 (elimination_effects): Same.
5467 (scan_paradoxical_subregs): Same.
5469 * reload.c (subst_reg_equivs): Handle vectors.
5471 * regrename.c (scan_rtx): Handle vectors.
5473 * regclass.c (reg_scan_mark_refs): Handle vectors.
5475 * recog.c (find_single_use_1): Handle vectors.
5477 * local-alloc.c (equiv_init_varies_p): Handle vectors.
5478 (contains_replace_regs): Same.
5479 (memref_referenced_p): Same.
5481 * integrate.c (copy_rtx_and_substitute): Handle vectors.
5482 (subst_constants): Same.
5484 * genattrtab.c (attr_copy_rtx): Handle vectors.
5485 (encode_units_mask): Same.
5486 (clear_struct_flag): Same.
5487 (count_sub_rtxs): Same.
5489 * gcse.c (want_to_gcse_p): Handle vectors.
5490 (oprs_unchanged_p): Same.
5491 (hash_expr_1): Same.
5492 (oprs_not_set_p): Same.
5493 (expr_killed_p): Same.
5494 (compute_transp): Same.
5495 (store_ops_ok): Same.
5497 * function.c (purge_addressof_1): Do not allow paradoxical subregs
5499 (fixup_var_refs_1): Same.
5500 (instantiate_virtual_regs_1): Same.
5502 * fold-const.c (operand_equal_p): Handle vectors.
5504 (rtl_expr_nonnegative_p): Same.
5506 * flow.c (mark_used_regs): Handle vectors.
5508 * df.c (df_uses_record): Handle vectors.
5510 * cselib.c (cselib_subst_to_values): Handle vectors.
5511 (cselib_mem_conflict_p): Same.
5514 * cse.c (canon_reg): Handle vectors.
5516 (cse_process_notes): Same.
5517 (count_reg_usage): Same.
5520 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
5522 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
5524 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
5525 (gen_rtx): Handle CONST_VECTOR.
5526 (gen_const_vector_0): New.
5527 (copy_rtx_if_shared): CONST_VECTORs can be shared.
5528 (reset_used_flags): Same.
5529 (copy_insn_1): Same.
5530 (initializer_constant_valid_p): Handle VECTOR_CST.
5532 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
5534 * doc/rtl.texi (Constants): Document const_vector.
5535 (CONST0_RTX): Update for vectors.
5536 (RTL sharing): Same.
5538 * print-tree.c (print_node): Add case for VECTOR_CST.
5540 * tree.h (TREE_VECTOR_CST_ELTS): New.
5541 (struct tree_vector): New.
5542 (union tree_node): Add vector node.
5543 (build_vector): Add prototype.
5545 * tree.def (VECTOR_CST): New.
5547 * tree.c (build_vector): New.
5549 * expmed.c (make_tree): Handle CONST_VECTOR.
5551 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
5552 (CONST_VECTOR_ELT): New.
5553 (CONST_VECTOR_NUNITS): New.
5555 * machmode.h (GET_MODE_INNER): New.
5556 (DEF_MACHMODE): Accept 8th arg.
5558 * machmode.def: Add 8th argument for vector inner mode.
5559 Add inner vector modes for vectors.
5561 * rtl.def (VEC_CONST): Remove.
5562 (CONST_VECTOR): New.
5564 * expr.c (clear_storage): Allow vectors.
5565 (is_zeros_p): Handle VECTOR_CST.
5567 * varasm.c (output_constant_pool): Handle vectors.
5568 (rtx_const): Add veclo and vechi fields.
5569 (kind): Add RTX_VECTOR.
5570 (decode_rtx_const): Add case for vector.
5572 * config/rs6000/rs6000-protos.h: Add zero_constant.
5574 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
5575 constants. Force easy vector constants into memory.
5576 (easy_vector_constant): New.
5577 (emit_easy_vector_constant): New.
5578 (rs6000_legitimize_reload_address): Do not generate bad reloads on
5581 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
5583 ("altivec_lvxl"): Same.
5584 (altivec_lvebx): Same.
5585 (altivec_lvehx): Same.
5586 (altivec_lvewx): Same.
5587 ("*movv4si_const0"): New.
5588 ("*movv4sf_const0"): New.
5589 ("*movv8hi_const0"): New.
5590 ("*movv16qi_const0"): New.
5592 2002-02-18 Kazu Hirata <kazu@hxi.com>
5594 * config/h8300/h8300.c (notice_update_cc): Use
5597 2002-02-18 Kazu Hirata <kazu@hxi.com>
5599 * config/h8300/h8300.md (divmod patterns): Change the
5600 constraints for operands[1] to register_operand.
5602 2002-02-18 Kazu Hirata <kazu@hxi.com>
5604 * config/h8300/h8300-protos.h: Remove the prototype for
5606 * config/h8300/h8300.c (p_operand): Remove.
5607 * config/h8300/h8300.md: Replace p_operand with
5610 2002-02-18 Philip Blundell <pb@nexus.co.uk>
5612 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
5614 (output_return_instruction): Allow use of LDR to unstack
5615 return addresss even for interrupt handlers or when
5616 interworking. If compiling for ARMv5, use interworking-safe
5617 return instructions by default. Remove duplicated code and
5618 lengthy "strcat" sequences.
5620 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5622 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
5623 (LINK_EH_SPEC): Define.
5624 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
5626 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5628 * config/s390/s390.c (s390_emit_prologue): Do not set the
5629 frame_related flag for call-clobbered registers.
5631 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
5633 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
5634 (construct_container): Fix handling of SSE operands.
5635 (ix86_expand_builtin): Fix handling of 64bit pointers.
5636 (mmx_maskmovq_rex): New pattern.
5638 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
5640 * regrename.c (kill_set_value): Handle subregs properly.
5642 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
5644 * objc/objc-act.c (handle_impent): Remove leading '*'
5645 from objc_class_name.
5647 2002-02-17 Richard Henderson <rth@redhat.com>
5649 * config/alpha/alpha.c (some_small_symbolic_operand,
5650 some_small_symbolic_operand_1, split_small_symbolic_operand,
5651 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
5652 Handle small SYMBOL_REFs anywhere, not just inside memories.
5653 * config/alpha/alpha-protos.h: Update.
5654 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5655 * config/alpha/alpha.md (small symbolic operand splitter): Update.
5657 2002-02-17 Roland McGrath <roland@frob.com>
5659 * config.gcc (powerpc-*-gnu-gnualtivec*,
5660 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
5661 * config/rs6000/gnu.h: New file.
5662 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
5663 Grok "gnu" in rs6000_abi_name.
5664 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
5665 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
5666 Grok -mcall-gnu analogous to -mcall-linux et al.
5667 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
5668 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
5669 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
5671 2002-02-17 Jakub Jelinek <jakub@redhat.com>
5674 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
5677 2002-02-17 Philipp Thomas <pthomas@suse.de>
5679 * config/cris/cris.h: Undefine STARTFILE_SPEC and
5680 ENDFILE_SPEC before (re)defining them.
5682 2002-02-17 Kazu Hirata <kazu@hxi.com>
5684 * config/h8300/h8300.c: Fix formatting.
5685 * config/h8300/h8300.h: Likewise.
5687 2002-02-17 Philipp Thomas <pthomas@suse.de>
5689 * doc/tm.texi: Explain why empty strings should not be
5690 marked for translation.
5692 2002-02-17 Philipp Thomas <pthomas@suse.de>
5694 * final.c (output_operand_lossage): Changed to accept
5695 printf style arguments. Change calls where necessary.
5696 * output.h (output_operand_lossage): Change declaration
5697 accordingly. Update copyright.
5698 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
5699 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
5700 Update copyright date where necessary.
5702 * config/i386/i386.c (print_operand): Likewise. Remove use of
5705 * config/cris/cris.c (cris_operand_lossage): Likewise.
5706 Rename parameter so that exgettext recognizes it as
5707 translatable message.
5708 (LOSE_AND_RETURN): Rename parameter to msgid.
5710 2002-02-17 Kazu Hirata <kazu@hxi.com>
5712 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
5713 hard coded register number with an appropriate macro.
5714 (HARD_REGNO_MODE_OK): Likewise.
5715 (ARG_POINTER_REGNUM): Likewise.
5716 (STATIC_CHAIN_REGNUM): Likewise.
5717 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5718 * config/h8300/h8300.md (define_constants): Define more
5721 2002-02-17 Philipp Thomas <pthomas@suse.de>
5723 * config/i386/i386.h: Don't mark empty strings for translation.
5725 2002-02-16 H.J. Lu <hjl@gnu.org>
5727 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
5729 2002-02-16 Zack Weinberg <zack@codesourcery.com>
5731 * cppinit.c (merge_include_chains): Check for brack being
5732 NULL before attempting to merge it with qtail.
5734 2002-02-16 Andrew Cagney <ac131313@redhat.com>
5736 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
5739 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5741 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
5743 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5745 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
5746 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
5747 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
5749 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5751 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
5752 now only if !TARGET_FIX.
5753 (*movsi_nt_vms_fix): New pattern.
5755 2002-02-16 Douglas B Rupp <rupp@gnat.com>
5757 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
5758 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
5759 (alpha_sa_mask, alpha_sa_size): Reflect above change.
5760 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
5761 (alpha_start_function, alpha_expand_epilogue): Likewise.
5762 (unicosmk_gen_dsib): Likewise.
5764 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5766 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
5768 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
5770 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
5771 check_and_change_labels, s390_final_chunkify): Delete.
5772 (s390_split_branches, s390_chunkify_pool): New functions.
5773 (s390_function_prologue): Call them.
5775 * config/s390/s390.h (S390_REL_MAX): Delete.
5776 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
5778 * config/s390/s390.md (cjump, icjump, jump): Fix length
5779 attribute calculation.
5782 2002-02-15 David Edelsohn <edelsohn@gnu.org>
5784 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
5785 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
5787 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5789 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
5790 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
5791 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
5793 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5795 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
5797 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5799 * reload.c (find_dummy_reload): Check that an output register
5800 is valid for its mode.
5802 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
5804 * combine.c (known_cond): After replacing the REG of a SUBREG, try
5807 * function.c (assign_parms): Demote promoted argument passed by
5808 transparent reference.
5810 2001-02-14 Joel Sherrill <joel@OARcorp.com>
5812 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
5813 -Acpu() and -Amachine() to eliminate warnings.
5815 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5817 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
5819 2002-02-14 Kazu Hirata <kazu@hxi.com>
5821 * config/h8300/h8300-protos.h: Update the prototype for
5823 * config/h8300/h8300.c (const_costs): Treat SET as a little
5824 more expensive operation.
5825 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
5826 reference to const_costs.
5828 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
5830 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
5832 2002-02-14 Jakub Jelinek <jakub@redhat.com>
5835 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
5836 use arguments from newtype.
5838 2002-02-13 Eric Christopher <echristo@redhat.com>
5840 * config/mips/mips.c (override_options): Add check for march/mipsX
5841 on the same command line. Fix error message in cpu processing.
5842 Remove architecture and ISA checks.
5844 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5846 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
5848 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
5850 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5852 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
5854 ("*movv8hi_internal1"): Same.
5855 ("*movv16qi_internal1"): Same.
5856 ("*movv4sf_internal1"): Same.
5858 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
5859 not push_reload for altivec modes.
5861 2002-02-13 Joel Sherrill <joel@OARcorp.com>
5863 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
5864 all RTEMS targets including removal of #includes from config/*/rtems*.h
5865 file and adding them to tm_file setting. Added xm_defines=POSIX to
5867 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
5868 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
5869 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
5870 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
5871 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
5872 config/m68k/rtemself.h: Ditto.
5873 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
5874 config/mips/rtems64.h: Ditto.
5875 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
5876 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
5878 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
5879 config/sparc/rtemself.h: Ditto.
5880 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
5881 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
5882 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
5884 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
5885 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
5886 target made more similar to i386-elf.
5887 * config/i386/t-rtems-i386: Added soft float support and multilibs.
5888 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
5889 be similar to config/m68k/t-m68kelf.
5890 * gthr-rtems.h: Encapsulate with extern "C" for C++.
5892 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
5894 * regmove.c (kill_value): Handle subregs.
5896 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
5898 * i386.md (mul patterns): Allow memory operand to be first;
5899 add expanders where needed; fix constraints.
5900 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
5901 Allow memory operand to be the first.
5903 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
5906 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5909 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
5912 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5914 PR optimization/5547:
5915 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
5916 all valid IA-32 address modes involving non-scaled %ebx and
5917 GOT/GOTOFF as displacement.
5919 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5921 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
5922 after emitting ltorg insns.
5924 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
5925 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
5926 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
5927 *abssf2): Fix "op_type" attribute.
5929 2002-02-13 Douglas B Rupp <rupp@gnat.com>
5931 * mkconfig.sh: Avoid using a subshell redirect.
5932 ($output.T): Change to $(output)T.
5933 (ENABLE_NLS): Remove unneeded undef.
5935 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
5936 * config/alpha/x-vms (libsubdir): Define.
5938 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
5939 register frame procedures. Optimize retrieving context.
5941 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
5942 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
5943 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
5945 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5947 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
5948 Make same change as for find_base_value.
5950 2002-02-13 Kazu Hirata <kazu@hxi.com>
5952 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
5953 of QImode and SImode.
5955 2002-02-13 Kazu Hirata <kazu@hxi.com>
5957 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
5958 length computation of movsi.
5959 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
5961 2002-02-13 Kazu Hirata <kazu@hxi.com>
5963 * config/h8300/h8300.md (subqi3): Tighten the predicate for
5964 operands[2] to register_operand.
5966 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
5968 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
5970 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
5972 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
5973 for altivec_lvx* and altivec_stvx*.
5974 ("*movv4si_internal"): Add constraint for loading from GPRs.
5975 ("*movv8hi_internal1"): Same.
5976 ("*movv16qi_internal1"): Same.
5977 ("*movv4sf_internal1"): Same.
5979 * config/rs6000/rs6000.c (altivec_register_operand): New.
5981 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
5982 altivec_register_operand.
5984 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
5986 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
5989 2002-02-13 Stan Shebs <shebs@apple.com>
5991 * c-typeck.c (digest_init): Handle vectors.
5992 (really_start_incremental_init): Same.
5993 (pop_init_level): Same.
5994 (process_init_element): Same.
5996 * varasm.c (output_constant): Same.
5998 * expr.c (clear_storage): Same.
5999 (store_constructor): Same.
6001 2002-02-12 Eric Christopher <echristo@redhat.com>
6003 * explow.c (hard_function_value): Add comment explaining
6004 signed/unsigned comparison.
6006 2002-02-12 Jakub Jelinek <jakub@redhat.com>
6008 * jump.c (never_reached_warning): Add finish argument.
6009 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
6010 real insn after end.
6011 * rtl.h (never_reached_warning): Adjust prototype.
6012 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
6013 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
6014 never_reached_warning.
6016 2002-02-12 Graham Stott <grahams@redhat.com>
6018 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
6020 2002-02-12 Kazu Hirata <kazu@hxi.com>
6022 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
6023 logical shifts on H8/300.
6024 (shift_alg_si): Improve several shifts on H8/300.
6025 (get_shift_alg): Likewise.
6027 2002-02-12 Graham Stott <grahams@redhat.com>
6029 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
6031 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6033 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
6034 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
6036 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
6038 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
6039 non-CONST_INT through default_assemble_integer.
6040 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
6041 <case 8>: Abort for CONST_DOUBLE.
6043 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6045 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
6047 * config/pa/pa-linux.h (LIB_SPEC): Delete.
6048 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6050 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
6052 * config/stormy16/stormy16.md (zero_extendqihi2): New.
6054 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
6056 * regrename.c (regrename_optimize): Don't accept a
6057 part-clobbered register if the replaced register is not part
6060 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
6061 take padding into account when computing the argument value.
6063 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
6065 * combine.c (try_combine): Apply substitutions in
6066 CALL_INSN_FUNCTION_USAGE too.
6068 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
6070 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
6071 __builtin_altivec_abs*.
6074 * config/rs6000/rs6000.h (rs6000_builtins): Add
6075 ALTIVEC_BUILTIN_ABS*.
6077 * config/rs6000/altivec.h: Use const char for builtins expecting
6079 (vec_abs): New versions for C and C++.
6082 2002-02-10 Kazu Hirata <kazu@hxi.com>
6084 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
6087 2002-02-10 Kazu Hirata <kazu@hxi.com>
6089 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
6090 constant definition from h8300.md.
6091 (FRAME_POINTER_REGNUM): Likewise.
6092 * config/h8300/h8300.md (define_constants): Add FP_REG.
6094 2002-02-10 Kazu Hirata <kazu@hxi.com>
6096 * config/h8300/h8300.c (print_operand): Remove redundant code.
6098 2002-02-10 Kazu Hirata <kazu@hxi.com>
6100 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
6101 * config/h8300/h8300.c (byte_reg): Make it static.
6103 2002-02-10 Richard Henderson <rth@redhat.com>
6106 * c-typeck.c (incomplete_type_error): Handle flexible array members.
6108 2002-02-10 Richard Henderson <rth@redhat.com>
6111 * tree.c (append_random_chars): Don't abort if main_input_filename
6114 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
6116 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
6118 2002-02-10 Kazu Hirata <kazu@hxi.com>
6120 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
6121 (pushhi1): Likewise.
6123 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
6125 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
6126 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
6128 2002-02-09 David O'Brien <obrien@FreeBSD.org>
6130 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
6132 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
6134 2002-02-09 Kazu Hirata <kazu@hxi.com>
6136 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
6137 a half of an SImode register on H8/300.
6139 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
6141 * i386.md (movdi_2): Add missing '!'.
6143 2002-02-09 Kazu Hirata <kazu@hxi.com>
6145 * config/h8300/h8300.h: Fix formatting. Remove commented-out
6148 2002-02-09 Kazu Hirata <kazu@hxi.com>
6150 * config/h8300/h8300.md (length): Correct the distance valid
6151 for the short branch.
6153 2002-02-09 Kazu Hirata <kazu@hxi.com>
6155 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
6157 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
6159 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
6160 registers in SImode.
6161 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
6164 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
6167 Contribute sh64-elf.
6168 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
6169 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
6170 (sh_cannot_modify_jumps_p): New function.
6171 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
6172 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
6173 (sh_ms_bitfield_layout_p): New function.
6174 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
6175 Zack Weinberg <zack@codesourcery.com>
6176 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
6177 expand_simple_binop instead of expand_binop.
6178 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
6179 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
6180 use of .quad and .uaquad.
6181 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
6182 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
6183 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6184 * config/sh/sh.md (movdi_const, movdi_const_32bit,
6185 movdi_const_16bit): Make sure all CONSTs have modes.
6186 (sym2PIC): Ditto, but by adjusting all callers.
6187 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
6188 if the prologue calls the SHmedia argument decoder or register
6190 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6191 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
6192 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
6193 (sh_expand_epilogue): Don't emit USE of return target register.
6194 (prepare_move_operands): Legitimize DImode PIC addresses.
6195 (sh_media_register_for_return): Skip tr0, used to initialize the
6197 (sh_expand_prologue): Remove explicit USE of return register.
6198 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
6199 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
6200 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
6201 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
6202 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
6204 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
6205 (MOVI_SHORI_BASE_OPERAND_P): New.
6206 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
6207 (EXTRA_CONSTRAINT_T): Define in terms of them.
6208 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
6209 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
6210 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
6211 alternatives supporting TARGET_REGS.
6212 (UNSPEC_GOTPLT): New constant.
6213 (movdi split): Move incrementing of LABEL_NUSES...
6214 (movdi_const, movdi_const_32bit): Here. Use
6215 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
6216 (movdi_const_16bit): New.
6217 (call, call_value) [flag_pic]: Use GOTPLT.
6218 (call_pop, call_value_pop): New expands.
6219 (call_pop_compact, call_pop_rettramp): New insns.
6220 (call_value_pop_compact, call_value_pop_rettramp): New insns.
6221 (sibcall) [flag_pic]: Use GOT.
6222 (builtint_setjmp_receiver): Remove bogus, unused expand.
6223 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
6224 (*pt, *ptb, ptrel): New insns.
6225 (sym2GOT): Handle DImode GOT.
6226 (sym2GOTPLT, symGOTPLT2reg): New expands.
6227 (sym2PIC): New expand.
6228 (shcompact_return_tramp): Use GOTPLT to return trampoline.
6229 (shcompact_return_tramp_i): Use return register explicitly.
6230 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
6231 disable flag_reorder_blocks.
6232 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6233 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
6234 clobbers, for clarity.
6235 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
6236 restoring of r0 in macl as MAYBE_DEAD.
6237 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
6238 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
6239 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
6240 alter_subreg all over.
6241 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
6242 reload, instead of emitting instructions that would require
6244 (casesi_load_media): Add missing modes.
6245 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
6246 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
6247 as used if the argument decoder is called.
6248 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6249 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
6250 Pmode, then extend it to DImode if necessary.
6251 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6252 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
6253 constants in FPU-enabled SHmedia, let them be loaded from memory.
6254 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6255 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
6256 Adjust whitespace in assembly output templates.
6257 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6258 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
6259 mode of if_then_else.
6260 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
6261 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
6263 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
6264 Joern Rennecke <amylaar@redhat.com>
6265 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
6266 (SUBTARGET_CPP_PTR_SPEC): New.
6267 (SUBTARGET_CPP_SPEC): Remove.
6268 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6269 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6270 Fix typo in previous checkin.
6271 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
6272 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
6273 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
6274 Alexandre Oliva <aoliva@redhat.com>
6275 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
6276 what single FP register can hold for SHmedia target.
6277 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6278 Alexandre Oliva <aoliva@redhat.com>
6279 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6280 Do not split into SUBREG.
6281 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
6282 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
6283 and added new functions as specified in SH5 ABI r9.
6284 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
6285 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
6287 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
6288 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
6289 gen_consttable_4 and gen_consttable_8. Emit multiple labels
6290 and consttable_window_ends.
6291 2001-06-03 Graham Stott <grahams@redhat,com>
6292 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
6293 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
6294 * config/sh/sh.c (print_operand): Handle floating-point pair,
6295 vector and matrix registers.
6296 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
6297 vector modes into account.
6298 * config/sh/sh.md (movv2sf): Split move between registers into
6300 (movv4sf, movv16sf): Introduce insns that get split only after
6302 * config/sh/shmedia.h: Fix Copyright dates.
6303 * config/sh/ushmedia.h: Likewise. Move loop counter
6304 declarations into conditionals that uses them.
6305 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
6307 * config/sh/sshmedia.h: Fix Copyright dates.
6308 (sh_media_PUTCFG): Fix constraints.
6309 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
6310 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
6311 ptrmemfunc_vbit_in_delta for SH5.
6312 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
6313 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
6314 * invoke.texi: Likewise.
6315 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
6316 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
6317 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
6318 GCC_pop_shmedia_regs_nofpu): New global symbols.
6319 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
6320 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
6321 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
6322 compact function with nonlocal labels.
6323 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
6324 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
6325 (initial_elimination_offset): Account for their stack space.
6326 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
6327 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
6328 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
6329 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
6330 least one of the operands to be a register.
6331 (movv2sf): Likewise. Renamed to movv2sf_i.
6332 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
6333 prepare_move_operands() before emitting SHmedia insns.
6334 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6335 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
6336 Don't save nor initialize r12. Don't mis-align the stack.
6337 Pad the code with a nop.
6338 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
6340 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
6341 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
6342 [__SHMEDIA__]: Implement.
6343 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
6344 * config/sh/sh.md: Set latency of `pt' closer to reality.
6345 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
6346 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
6347 Set move, load and store type attributes.
6348 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
6349 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
6351 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
6352 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
6353 * config/sh/sh.c (sh_media_register_for_return): New function.
6354 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
6355 branch-target register.
6356 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
6357 * config/sh/sh.md (return_media_i): Use any call-clobbered
6358 branch-target register.
6359 (return_media): If r18 wasn't copied in the prologue, copy it
6361 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
6362 Clear class FP0_REGS.
6363 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
6365 2001-03-08 DJ Delorie <dj@redhat.com>
6366 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
6367 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
6368 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
6369 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
6370 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
6371 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
6372 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
6373 return value correctly for call_cookie.
6374 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
6375 * config/sh/crt1.asm (start): Modified so as to call
6376 ___setup_argv_and_call_main.
6377 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
6378 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
6380 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
6381 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
6382 (STRIP_NAME_ENCODING): Use it.
6383 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
6384 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
6385 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
6386 prepare_scc_operands().
6387 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
6388 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
6389 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
6390 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
6391 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6392 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
6393 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
6394 used in shcompact_incoming_args.
6395 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
6397 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
6399 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
6401 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
6402 Simplify. Adjust. Add sanity check.
6403 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
6405 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
6407 (udivsi3, divsi3): Use them.
6408 (force_mode_for_call): New insn.
6409 (call, call_value, sibcall_value): Emit it before SHcompact
6411 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6412 * config/sh/sh.md (call, call_value, sibcall): Make sure the
6413 call cookie is non-NULL before taking its value.
6414 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
6415 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
6416 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6417 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
6419 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
6420 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
6421 temporary for stack adjusts. Use MACL and MACH to pass
6422 arguments to shcompact_incoming_args.
6423 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
6425 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
6426 (nested_trampoline): Load static chain address into r1.
6427 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
6428 2001-01-07 Alexandre Oliva <aoliva@redhat.com
6429 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
6430 fp_arith_reg_operand().
6431 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
6432 * config/sh/sh.md (casesi): Sign-extend the first two operands,
6433 and use signed compares for them.
6434 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
6435 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
6436 ones properly aligned.
6437 (find_barrier): Account for extra alignment needed for 8-byte wide
6439 (machine_dependent_reorg): Require a label for the second 4-byte
6440 constant after an 8-byte one.
6441 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
6443 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6444 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
6445 last_float when switching float modes.
6446 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
6447 auto-increment for general-purpose registers.
6448 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
6450 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
6452 * config/sh/sh.c (sh_builtin_saveregs): Support using all
6453 registers for varargs.
6454 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6455 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
6456 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
6457 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
6458 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
6459 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
6460 call_cookie accordingly.
6461 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
6462 (SHCOMPACT_BYREF): Likewise.
6463 (SHCOMPACT_FORCE_ON_STACK): New macro.
6464 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
6465 (sh_builtin_saveregs): Likewise.
6466 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6467 shcompact_incoming_args): Use new shift values. Support
6468 sequences of consecutive and non-consecutive pushes/pops.
6469 * config/sh/sh.md (return): Don't explicitly use PR_REG.
6470 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
6471 * config/sh/sh.h (TEXT_SECTION): Define.
6472 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
6473 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6474 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
6475 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
6476 return values on FPU-enabled SHmedia.
6477 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
6478 FPU-enabled SHmedia.
6479 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
6480 value is returned in a non-FP reg and is not returned by
6482 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
6484 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
6485 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
6486 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
6487 quad-aligned to be passed by callee-copy reference.
6488 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6489 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
6490 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
6491 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
6492 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
6493 copying low-numbered FP regs to r7 and r8.
6494 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
6495 FP regs to general-purpose regs only if the copy was passed on the
6497 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
6498 copying FP reg to r9.
6499 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
6500 copy FP regs to general-purpose regs only in outgoing calls.
6501 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
6502 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
6504 * config/sh/sh.h (struct sh_args): Document all fields.
6505 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
6506 passed partially on the stack should not consider making
6508 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
6509 stack_regs only for incoming calls. When passing FP args,
6510 make sure there are FP regs available before modifying
6512 (SHCOMPACT_BYREF): Pass double args in general-purpose
6513 registers by reference.
6514 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
6515 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
6516 attempt to generate sibcalls if the caller got any arguments
6518 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
6519 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
6520 to 8-byte boundaries.
6521 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
6522 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
6523 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
6524 stored in the stack.
6525 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
6526 for the offsets to have the ISA bit set.
6527 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
6528 invocation. Use beq instead of bgt to mark end of sequence of
6530 (shcompact_incoming_args): Fix store of r2. Use beq instead of
6531 bgt to mark end of sequence of stores.
6532 * config/sh/sh.c (arith_operand): Don't check whether
6533 CONST_OK_FOR_J for now.
6534 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
6535 instead of long for conversion.
6536 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
6537 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
6538 before passing it to fprintf.
6539 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
6540 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
6541 Call set_fpscr before reading/writing SR.
6542 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
6544 * config/sh/lib1funcs.asm: Add `.align 2' directives before
6546 (FMOVD_WORKS): Define on SH5 with FPU.
6547 (set_fpscr): Define on SH5. Remove separate _fpscr_values
6549 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
6551 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
6552 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
6554 (ia_main_table): Ditto.
6555 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
6556 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6557 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
6558 the definitions from sh.h.
6559 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
6561 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
6562 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
6563 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6564 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
6565 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
6566 Increment LABEL_NUSES.
6568 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
6570 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
6572 * config/sh/elf.h (SIZE_TYPE): Likewise.
6573 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6574 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6575 shcompact_incoming_args): Load switch table addresses using
6577 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6578 (NO_BUILTIN_SIZE_TYPE): Define.
6579 (SIZE_TYPE): Don't define.
6580 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6581 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
6582 definition of __SH5__=32 for -m5-compact-nofpu.
6583 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
6585 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
6586 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
6587 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
6588 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
6589 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
6590 (INSN_LENGTH_ALIGNMENT): Likewise.
6591 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6592 * config/sh/sh.md (call, call_value, sibcall): Simplify
6593 copying of non-branch-target register.
6594 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6595 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
6596 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
6597 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6598 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
6599 floating-point values as structs.
6600 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
6601 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
6602 general-purpose register.
6603 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
6604 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6605 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
6606 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
6607 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
6608 (ENCODE_SECTION_INFO): Enclose variables and constants in
6610 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
6611 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
6612 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
6613 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
6614 only for LABEL_REFs. For SYMBOL_REFs, prepend
6615 SH_DATALABEL_ENCODING to the symbol name.
6616 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
6618 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6619 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
6621 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
6622 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
6623 (DATALABEL_REF_P): Don't require CONST.
6624 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
6626 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
6627 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
6629 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6630 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
6631 Use shallow_copy_rtx and PUT_MODE to change the mode of
6632 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
6633 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
6634 on SHmedia using GENERAL_REGs.
6635 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6636 bltu_media_i): Fix reversion of conditions.
6637 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6638 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
6639 * config/sh/sh.c (output_far_jump): Save r13 in macl.
6640 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
6641 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
6642 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
6643 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
6644 (GCC_nested_trampoline): Likewise.
6645 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
6646 * config/sh/sh.c (gen_datalabel_ref): Define.
6647 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
6648 (INITIALIZE_TRAMPOLINE): Likewise.
6649 (TRAMPOLINE_ADJUST_ADDRESS): Define.
6650 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
6651 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
6652 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
6653 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
6654 (ic_invalidate): Adjust for SH5.
6655 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
6656 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
6658 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
6659 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
6660 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
6661 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6662 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
6663 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
6664 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6665 * config/sh/sh.c (target_reg_operand): Match only target-branch
6666 registers and pseudos that aren't virtual registers.
6667 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6668 Copy operands that don't match target_reg_operand to pseudos.
6669 (call_media, call_value_media, sibcall_media): Use
6670 target_reg_operand instead of target_operand.
6671 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
6672 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
6673 * config/sh/sh.c (target_reg_operand): Match hardware registers
6674 other than branch-target registers.
6675 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
6676 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
6677 (fpscr_values) [SH5 == 32]: Define.
6678 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
6679 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6680 Handle function addresses coming in SUBREGs.
6681 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
6682 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6683 shcompact_return_trampoline): Use datalabel where appropriate.
6684 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
6685 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
6686 general-purpose register to copy one branch-target register to
6688 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6689 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
6690 SYMBOL_REFs with VOIDmode.
6691 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6692 bltu_media_i): New insns.
6693 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6694 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
6695 (INIT_CUMULATIVE_ARGS): Likewise.
6696 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
6697 * machmode.def (V16SFmode): New mode.
6698 * c-common.c (type_for_mode): Support V2SF and V16SF.
6699 * tree.c (build_common_tree_nodes_2): Likewise.
6700 * tree.h (tree_index): Likewise.
6701 * calls.c (emit_call_1): Take args_so_far. Adjust all
6702 callers. Introduce CALL_POPS_ARGS.
6703 * tm.texi (CALL_POPS_ARGS): Document.
6704 * config/sh/crt1.asm: Implement in SHmedia mode.
6705 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
6706 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
6707 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
6708 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
6709 Implement divsi and udivsi in SHmedia mode. Introduce
6710 SHcompact trampolines.
6711 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
6713 (regno_reg_class): Rewrite.
6714 (fp_reg_names): Remove.
6715 (sh_register_names, sh_additional_register_names): New.
6716 (print_operand): Added `u'. Support SUBREGs in addresses.
6717 Add parentheses around shifted CONSTs.
6718 (output_file_start): Output .mode and .abi directives.
6719 (shiftcosts, addsubcosts, multcosts): Adjust.
6720 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
6721 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
6722 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
6723 bytes, not registers. Take into account the need for the
6724 SHcompact incoming args trampoline. Adjust all callers.
6725 (sh_expand_prologue): Take stack_regs into account. Call
6726 incoming args trampoline. Keep stack aligned as per SH5 ABI.
6727 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
6728 stack aligned as per SH5 ABI.
6729 (sh_builtin_saveregs): Support SH5 ABI.
6730 (sh_build_va_list, sh_va_start): Likewise.
6731 (initial_elimination_offset): Take alignment into account.
6732 Compute location of PR according to the SH5 stack frame.
6733 (arith_reg_operand): Reject branch-target registers.
6734 (shmedia_6bit_operand): New.
6735 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
6736 (target_reg_operand): Match DImode only. Accept SUBREGs.
6737 (target_operand): New.
6738 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
6739 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
6740 SIBCALL_REGS for SHmedia.
6741 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
6742 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
6743 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
6744 (TARGET_SWITCHES): New SH5 flags.
6745 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
6746 VALID_REGISTER_P to disable unsupported registers.
6747 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
6748 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
6749 (FUNCTION_ARG_PADDING): Define.
6750 (FASTEST_ALIGNMENT): Adjust.
6751 (SH_REGISTER_NAMES_INITIALIZER): New.
6752 (sh_register_names): Declare.
6753 (DEBUG_REGISTER_NAMES): Define.
6754 (REGISTER_NAMES): Define based on sh_register_names.
6755 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
6756 (sh_additional_register_names): Declare.
6757 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
6758 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
6759 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
6760 (REGISTER_NATURAL_MODE): Define.
6761 (FIRST_PSEUDO_REGISTER): Adjust.
6762 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
6763 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
6764 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
6765 (VECTOR_MODE_SUPPORTED_P): Define.
6766 (REG_CLASS_CONTENTS): Adjust.
6767 (SMALL_REGISTER_CLASSES): Adjust.
6768 (REG_ALLOC_ORDER): Adjust.
6769 (INDEX_REG_CLASS): Adjust.
6770 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
6771 (CONST_OK_FOR_LETTER_P): Adjust.
6772 (PREFERRED_RELOAD_CLASS): Adjust.
6773 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
6774 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
6775 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
6776 (FIRST_FP_PARM_REG): Adjust.
6777 (CALL_POPS_ARGS): Define.
6778 (FUNCTION_ARG_REGNO_P): Adjust.
6779 (struct sh_args): New fields.
6780 (GET_SH_ARG_CLASS): Adjust.
6781 (INIT_CUMULATIVE_ARGS): Adjust.
6782 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
6783 (FUNCTION_ARG_ADVANCE): Adjust.
6784 (FUNCTION_ARG): Adjust.
6785 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
6786 (FUNCTION_ARG_CALLEE_COPIES): Define.
6787 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
6788 (STRICT_ARGUMENT_NAMING): Define.
6789 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
6790 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
6791 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
6792 (SETUP_INCOMING_VARARGS): Adjust.
6793 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
6794 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
6795 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
6796 (SUBREG_OK_FOR_INDEX_P): Adjust.
6797 (EXTRA_CONSTRAINT_S): Update.
6798 (EXTRA_CONSTRAINT_T): New.
6799 (EXTRA_CONSTRAINT): Adjust.
6800 (GO_IF_LEGITIMATE_INDEX): Adjust.
6801 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
6802 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
6804 (MAX_MOVE_MAX): Define.
6806 (CONST_COSTS): Adjust.
6807 (REGISTER_MOVE_COST): Adjust.
6808 (BRANCH_COST): Adjust.
6809 (TEXT_SECTION_ASM_OP): Adjust.
6810 (DBX_REGISTER_NUMBER): Adjust.
6811 (ASM_OUTPUT_DOUBLE_INT): New.
6812 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6813 (PREDICATE_CODES): Adjust.
6814 (PROMOTE_MODE): Adjust.
6815 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
6816 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
6817 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
6818 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
6819 (DR0_REG, DR2_REG, DR4_REG): Renumber.
6820 (TR0_REG, TR1_REG, TR2_REG): New.
6821 (XD0_REG): Renumber.
6822 (UNSPEC_COMPACT_ARGS): New.
6823 (type): Added pt and ptabs.
6824 (length): Default to 4 on SHmedia. Default pt length to 12
6825 and 20 on SHmedia32 and SHmedia64, respectively.
6826 (pt): New function unit.
6827 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
6828 Add whitespace between operands of SHmedia instructions.
6830 (adddi3_media, addsi3_media): Adjust constraints.
6831 (subsi3) [SHmedia]: Force operand 1 into a register.
6832 (udivsi3_i1_media, udivsi3_i4_media): New.
6833 (udivsi3): Support SHmedia.
6834 (divsi3_i1_media, divsi3_i4_media): New.
6835 (divsi3): Support SHmedia.
6836 (anddi3, iordi3, xordi3): Adjust constraints.
6837 (zero_extendhidi2, zero_extendqidi2): New.
6838 (extendsidi2, extendhidi2, extendqidi2): New.
6839 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
6840 (pop_e, pop_fpul, pop_4): Likewise.
6841 (movsi_media): Support FP and BT registers.
6842 (movsi_media_nofpu): New. Adjust splits to DImode.
6843 (lduw, ldub): Renamed to zero_extend* above.
6844 (movqi_media): Fix typo.
6845 (movdi_media): Support FP and BT registers.
6846 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
6847 (movdi_const_32bit): New.
6848 (shori_media): Require immediate operand. Use `u' for output.
6849 (movdf_media, movsf_media): Simplified.
6850 (movdf_media_nofpu, movsf_media_nofpu): New.
6851 (movdf, movsf): Adjust
6852 (movv2sf, movv2sf, movv16sf): New.
6853 (beq_media, beq_media_i): Adjust constraints. Don't use
6854 scratch BT register.
6855 (bne_media, bne_media_i): Likewise.
6856 (bgt_media, bgt_media_i): Likewise.
6857 (bge_media, bge_media_i): Likewise.
6858 (bgtu_media, bgtu_media_i): Likewise.
6859 (bgeu_media, bgeu_media_i): Likewise.
6860 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
6861 bunordered): Emit jump insn. Force operands to registers when
6863 (jump_media, jump): Simplify.
6864 (call_compact, call_compact_rettramp): New.
6865 (call_value_compact, call_value_compact_rettramp): New.
6866 (call_media, call_value_media): Simplify.
6867 (sibcall_compact, sibcall_media): New.
6868 (call, call_value): Adjust for SHmedia and SHcompact.
6869 (sibcall, sibcall_value, untyped_call): Likewise.
6870 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
6871 (indirect_jump): Adjust for SHmedia.
6872 (casesi_jump_media): New.
6873 (nop): Re-enable for SHmedia.
6874 (call_site): Restrict to SH1.
6875 (casesi): Adjust for SHmedia.
6876 (casesi_shift_media, casesi_load_media): New.
6877 (return): Explicitly use PR register. Call return trampoline
6879 (return_i): Explicitly use PR register.
6880 (shcompact_return_tramp, shcompact_return_tramp_i): New.
6881 (return_media): Adjust.
6882 (shcompact_incoming_args): New.
6884 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6885 (movstrsi): Disable on SH5.
6886 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
6887 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
6888 (subsf3, subsf3_media): Likewise.
6889 (mulsf3, mulsf3_media, mac_media): Likewise.
6890 (divsf3, divsf3_media): Likewise.
6891 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
6892 (floatsisf2, fux_truncsfsi2): Likewise.
6893 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
6895 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
6896 (cmpunsf_media, cmpsf): Likewise.
6897 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
6898 (abssf2, abssf2_media): Likewise.
6899 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
6900 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
6901 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
6902 (floatsidf2, fix_truncdfsi2): Likewise.
6903 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
6905 (cmpeqdf_media, cmpgtdf_media): Likewise.
6906 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
6907 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
6908 (absdf2, absdf2_media): Likewise.
6909 (extendsfdf2, extendsfdf2_media): Likewise.
6910 (truncsfdf2, truncsfdf2_media): Likewise.
6911 * config/sh/sh64.h: New file.
6912 * config/sh/t-sh64: New file.
6913 * config/sh/shmedia.h: New file.
6914 * config/sh/ushmedia.h: New file.
6915 * config/sh/sshmedia.h: New file.
6916 * configure.in: Added sh64-*-elf.
6917 * configure: Rebuilt.
6918 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
6919 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
6920 (reg_class_from_letter): Use `b' for TARGET_REGS.
6921 (print_operand): Support `%M', `%m', `AND' and
6922 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
6923 (andcosts): Adjust for SHmedia.
6924 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
6926 (target_reg_operand): New function.
6927 * config/sh/sh-protos.h (target_reg_operand): Declare.
6928 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
6929 FP registers on SH5.
6930 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
6932 (TARGET_REGISTER_P): New macro.
6933 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
6934 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
6935 (EXTRA_CONSTRAINT_S): New macro.
6936 (EXTRA_CONSTRAINT): Adjust.
6937 (FLOAT_TYPE_SIZE): Define to 32.
6938 (Pmode): DImode on SHmedia.
6939 (CONST_COSTS): Adjust for SHmedia literals.
6940 (PREDICATE_CODES): Added target_reg_operand.
6941 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
6942 * config/sh/sh.md: Remove all attrs from SHmedia insns.
6943 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
6944 (cmpdi): Accept SHmedia.
6945 (movdicc_false, movdicc_true): New insns.
6946 (movdicc): New expand.
6947 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
6949 (addsi3_media): Match `S' constraint.
6950 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
6951 (negdi2): Expand for SHmedia.
6952 (one_cmpldi2): New expand.
6953 (zero_extendsidi2): Change from expand to insn.
6954 (extendsidi2): Add constraints.
6955 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
6956 LD/ST address. Fix SI immediate loading split.
6957 (movhi_media, movqi_media, lduw, ldub): New insns.
6958 (movhi, movqi): Accept SHmedia.
6959 (shori_media, movdi_media): Relax input constraints. Split
6961 (movdf_media, movsf_media): New insn. New split to movdi.
6962 (movdf, movsf): Match on SHmedia.
6963 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
6964 bgeu_media): New insns and splits. New insns with `_i' suffix.
6965 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
6966 (bunordered): New expand.
6967 (jump_compact): Renamed from `jump'.
6968 (jump_media): New insn.
6970 (call_media, call_value_media): New insns.
6971 (call, call_value): Adjust.
6972 (indirect_jump_compact): Renamed from `indirect_jump'.
6973 (indirect_jump_media): New insn.
6974 (indirect_jump): New expand.
6975 (untyped_call, return): Accept SHmedia.
6976 (return_media): New insn.
6977 (prologue, epilogue, blockage): Accept SHmedia.
6978 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6979 (sunordered): New expand.
6980 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
6981 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
6982 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
6983 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
6984 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
6985 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
6986 abssf2_media): New insns.
6987 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
6988 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
6989 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
6990 floatdidf2, floatsidf2_media, fix_truncdfdi2,
6991 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
6992 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
6993 absdf2_media): New insns.
6994 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
6995 (extendsfdf2_media, truncdfsf2_media): New insns.
6996 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6997 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
6998 * config/sh/sh.h (CONST_OK_FOR_J): Document.
6999 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
7000 * config/sh/sh.md (adddi3): New expand.
7001 (adddi3_media, adddi3z_media): New insns.
7002 (adddi3_compact): Renamed from adddi3.
7003 (addsi3_media): Use add.l r63 to add constant zero.
7004 (subdi3): New expand.
7005 (subdi3_media): New insn.
7006 (subdi3_compact): Renamed from subdi3.
7007 (mulsidi3): New expand.
7008 (mulsidi3_media): New insn.
7009 (mulsidi3_compact): Renamed from mulsidi3.
7010 (umulsidi3): New expand.
7011 (umulsidi3_media): New insn.
7012 (umulsidi3_compact): Renamed from umulsidi3.
7013 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
7014 (ashlsi3, ashrsi3, lshrsi3): Use them.
7015 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
7016 (ashldi3, ashrdi3, lshrdi3): Use them.
7017 (zero_extendsidi2): New expand.
7018 (extendsidi2): New insn.
7019 (movsi_media): New insn. Split to movdi to load constants.
7020 (movsi): Enable for shmedia.
7021 (movdi_media): New insn. Use shori_media to load wide constants.
7022 (short_media): New insn.
7023 (movdi): Enable for shmedia.
7024 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
7025 * config/sh/sh.h (CPP_SPEC): Added `m5'.
7026 (SUBTARGET_CPP_SPEC): Added `!m5'.
7027 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
7028 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
7029 to all other SH variants.
7030 (TARGET_DEFAULT): Set to SH1_BIT.
7031 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
7032 (BITS_PER_WORD): Raise to 64 on shmedia.
7033 (MAX_BITS_PER_WORD): Change to 64.
7034 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
7035 (INT_TYPE_SIZE): Keep as 32.
7036 (UNITS_PER_WORD): Raise to 8 on shmedia.
7037 (MIN_UNITS_PER_WORD): Keep as 4.
7038 (POINTER_SIZE): Raise to 64 on shmedia.
7039 (CONST_OK_FOR_J): New macro.
7040 (CONST_OK_FOR_LETTER_P): Use it.
7041 (processor_type): Add PROCESSOR_SH5.
7042 * config/sh/sh.md: Conditionalize all expands, insns and
7043 splits to TARGET_SH1.
7045 (addsi3_compact): Renamed from...
7046 (addsi3): Now an expand.
7047 (addsi3_media, subsi3_media): New insns.
7048 (subsi3): Don't negate constants with SHmedia.
7050 * hooks.c: New file.
7051 * hooks.h: New file.
7052 * Makefile.in (HOOKS_H): New.
7053 (TARGET_DEF_H): Added $(HOOKS_H).
7054 (OBJS): Added hooks.o.
7055 (cfgcleanup.o, bb-reorder.o): Added target.h.
7056 (hooks.o): Added dependencies.
7057 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
7058 (TARGET_INITIALIZER): this.
7059 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
7060 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
7061 * bb-reorder.c: Include target.h.
7062 (reorder_basic_blocks): Skip if cannot modify jumps.
7063 * cfgcleanup.c: Include target.h.
7064 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
7066 2002-02-08 Chris Demetriou <cgd@broadcom.com>
7068 * config/mips/mips.md (casesi_internal, casesi_internal_di):
7069 Protect jump delay slot instructions with .set noreorder and
7072 2002-02-08 Chris Demetriou <cgd@broadcom.com>
7074 * config/mips/mips.md (casesi_internal_di): Calculate
7075 the index into the target offset table correctly.
7077 2002-02-08 Richard Henderson <rth@redhat.com>
7079 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
7080 * final.c (output_addr_const): Accept and discard SUBREG.
7081 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
7082 mark them unknown instead.
7083 (simplify_subtraction): Handle RTX_UNKNOWN.
7084 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
7086 2002-02-08 David Edelsohn <edelsohn@gnu.org>
7088 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
7090 2002-02-08 Richard Henderson <rth@redhat.com>
7092 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
7094 2002-02-08 Andreas Jaeger <aj@suse.de>
7096 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
7097 * config/i386/t-linux64: New file.
7099 2002-02-08 Jakub Jelinek <jakub@redhat.com>
7101 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
7102 * c-parse.in (compstmt): Clear last_expr_type.
7104 2002-02-07 Richard Henderson <rth@redhat.com>
7106 * loop.c (strength_reduce): Sink final_value when not
7109 2002-02-07 David O'Brien <obrien@FreeBSD.org>
7111 * config/sparc/freebsd.h: Fix mismatched spec {.
7113 2002-02-07 Richard Henderson <rth@redhat.com>
7115 * cfgrtl.c: Include recog.h and insn-config.h.
7116 (keep_with_call_p): Fix general_operand invocation.
7117 * Makefile.in (cfgrtl.o): Update dependencies.
7119 2002-02-07 Kazu Hirata <kazu@hxi.com>
7121 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
7122 comment. Accept HImode only if TARGET_H8300.
7124 2002-02-07 Eric Christopher <echristo@redhat.com>
7126 * config/mips/crtn.asm: Cleanup #ifdefs.
7128 2002-02-07 Eric Christopher <echristo@redhat.com>
7130 * config/mips/crti.asm: Add changes for mips16. mips16 uses
7131 register 7 as RA instead of $31.
7132 * config/mips/crtn.asm: Ditto.
7133 * config/mips/mips.c (mips_move_2words): Add case for
7134 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
7135 (compute_frame_size): Fix typo.
7136 (save_restore_insns): Ditto. Make documentation about using
7137 register $7 as return register more precise.
7138 (mips_expand_epilogue): Fix comment. Add code to work around not
7139 being able to add to the stack pointer directly.
7140 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
7141 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
7144 2002-02-07 Tom Rix <trix@redhat.com>
7146 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
7147 immediates in ldu and stdu DS opcode field.
7148 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
7149 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
7150 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
7152 2002-02-07 Jeff Sturm <jsturm@one-point.com>
7154 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
7155 offset for stack bias.
7157 2002-02-07 H.J. Lu <hjl@gnu.org>
7159 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
7161 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
7163 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
7165 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
7167 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
7168 * i386.c (x86_order_regs_for_local_alloc): New global function.
7169 * i386.h (REG_ALLOC_ORDER): CLeanup.
7170 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
7172 2002-02-07 Richard Henderson <rth@redhat.com>
7174 PR optimization/2463
7175 * alias.c (find_base_value): Recall base values for fixed hard regs.
7176 * loop.c (loop_regs_update): Don't use single_set on non-insns.
7178 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
7180 * config/mips/mips.md (define_delay) [mips16]: Adjust required
7183 2002-02-06 Richard Henderson <rth@redhat.com>
7186 * stmt.c (resolve_operand_name_1): Take more care with mixed
7187 named and unnamed operands.
7189 2002-02-06 Janis Johnson <janis187@us.ibm.com>
7190 Jan Hubicka <jh@suse.cz>
7192 * loop.c (remove_constant_addition): Avoid clobbering a shared
7195 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
7197 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
7198 * config/s390/t-linux64: New file.
7199 * config/s390/libgcc-glibc.ver: New file.
7201 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
7203 * config/s390/linux64.h: Delete file.
7204 * config/s390/s390x.h: New file.
7205 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
7206 as target header file.
7207 * config/s390/linux.h (TARGET_VERSION): Define depending on
7208 DEFAULT_TARGET_64BIT.
7209 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
7210 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
7211 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
7212 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
7213 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
7214 (EXTRA_SPEC): New define.
7215 * config/s390/s390.h (TARGET_VERSION): Define depending on
7216 DEFAULT_TARGET_64BIT.
7217 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
7219 2002-02-06 Jason Merrill <jason@redhat.com>
7221 * c-decl.c (finish_function): Warn about a non-void function with
7222 no return statement and no abnormal exit.
7223 (current_function_returns_abnormally): New variable.
7224 (start_function): Clear it.
7225 (struct c_language_function): Add returns_abnormally.
7226 (push_c_function_context): Save it.
7227 (pop_c_function_context): Restore it.
7228 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
7229 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
7230 an explicit return type.
7231 * c-tree.h: Declare current_function_returns_abnormally.
7232 (C_FUNCTION_IMPLICIT_INT): New macro.
7233 * c-typeck.c (build_function_call): Set it.
7234 (c_expand_return): Set current_function_returns_value even if the
7237 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7240 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
7241 unsafe for reevaluation.
7243 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7246 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
7247 EXPR_STMT, but COMPOUND_STMT, recurse into it.
7249 2002-02-06 Richard Henderson <rth@redhat.com>
7251 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
7252 be a general_operand. Dest for function value must be a pseudo.
7254 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
7256 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
7257 as SYMBOL_REFs from the constant pool.
7259 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
7261 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
7262 passed by invisible reference.
7264 2002-02-05 Richard Henderson <rth@redhat.com>
7266 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
7268 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
7270 Implement using "base addresses" in insn operands as default.
7271 * config/mmix/mmix.c (mmix_conditional_register_usage): if
7272 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
7273 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
7274 used to read the rtx value.
7275 (mmix_target_asm_function_epilogue): Fix spacing.
7276 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
7277 (mmix_legitimate_address): Ditto.
7278 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
7279 should be loaded with a GETA insn. Don't allocate needless extra
7280 char for nul termination and fix misleading comment.
7281 (mmix_print_operand_address): Handle constants if
7282 TARGET_BASE_ADDRESSES.
7283 (mmix_output_register_setting): Use base addressing if
7284 TARGET_BASE_ADDRESSES and the number of insns is 3.
7285 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
7286 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
7287 to use R as constraint, add LDA to match s.
7288 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
7289 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
7290 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
7291 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
7292 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
7293 order with other fixed registers.
7294 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
7295 other parameter/call-clobbered registers.
7296 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
7297 -mbase-addresses, -mno-base-addresses.
7298 (MMIX Options): Ditto.
7300 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7302 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
7304 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
7306 * config/rs6000/altivec.h: Change elem to _S_elem.
7308 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7310 * config/netbsd.h (WCHAR_TYPE): Define.
7311 (WCHAR_TYPE_SIZE): Ditto.
7313 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
7314 (WCHAR_UNSIGNED): Ditto.
7315 (WCHAR_TYPE_SIZE): Ditto.
7317 * config/arm/netbsd.h: Likewise.
7318 * config/i386/netbsd-elf.h: Likewise.
7319 * config/i386/netbsd.h: Likewise.
7320 * config/m68k/netbsd-elf.h: Likewise.
7321 * config/m68k/netbsd.h: Likewise.
7322 * config/ns32k/netbsd.h: Likewise.
7323 * config/sparc/netbsd.h: Likewise.
7324 * config/vax/netbsd.: Likewise.
7326 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7328 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
7329 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
7330 (TARGET_INITIALIZER): this.
7331 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
7332 (BITFIELD_NBYTES_LIMITED): Markup fix.
7333 * tree.h (default_ms_bitfield_layout_p): Declare.
7334 (record_layout_info): Added prev_field.
7335 * tree.c (default_ms_bitfield_layout_p): New fn.
7336 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
7337 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
7338 * stor-layout.c: Include target.h.
7339 (start_record_layout): Initialize prev_field.
7340 (place_field): Handle MS bit-field layout, and disregard
7341 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
7342 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
7343 * Makefile.in (stor-layout.o): Adjust dependencies.
7345 2002-02-05 Jason Merrill <jason@redhat.com>
7347 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
7349 2002-02-05 Andreas Jaeger <aj@suse.de>
7351 * crtstuff.c: Fix comments.
7353 2002-02-05 Richard Henderson <rth@redhat.com>
7356 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
7357 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
7360 * config/mips/mips.c (function_arg): Handle TImode.
7361 (function_arg_advance): Likewise.
7363 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7365 * config/rs6000/altivec.h (vec_step_help): Rename to
7368 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7370 * config/rs6000/altivec.h: Fix typos.
7372 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7374 * config/arm/netbsd.h: Correct a comment.
7376 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7378 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
7379 building void typed builtins.
7381 * config/rs6000/altivec.h (vec_ld*): Fix typos.
7382 (vec_step): Implement for C++.
7384 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7386 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
7388 2002-02-04 Richard Henderson <rth@redhat.com>
7390 * combine.c (nonzero_bits): Re-introduce special case for
7391 sp/fp/ap wrt REGNO_POINTER_ALIGN.
7393 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7395 * doc/extend.texi: Warn about unsupported usage of altivec
7398 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
7399 (altivec_predicate_*): New.
7401 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
7402 Add C++ version of vec_*() functions.
7404 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
7405 (bdesc_2arg): Remove altivec predicates.
7406 (altivec_expand_builtin): Handle predicates.
7407 (altivec_init_builtins): Handle predicates.
7408 (altivec_expand_predicate_builtin): New.
7410 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7412 * pa.c (DO_FRAME_NOTES): Move forward.
7413 (store_reg): Revise handling of frame notes.
7414 (load_reg): Likewise.
7415 (set_reg_plus_d): Likewise.
7416 (hppa_expand_prologue): Likewise.
7417 (hppa_expand_epilogue): Likewise.
7419 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7421 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
7423 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7425 PR c/4475, c++/3780:
7426 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
7427 * c-common.h (SWITCH_TYPE): Define.
7428 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
7429 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
7430 Rename spareness variable to sparseness.
7431 (expand_end_case_type): Renamed from expand_end_case, use orig_type
7432 if non-NULL instead of TREE_TYPE (orig_index).
7433 * tree.h (expand_end_case_type): Renamed from expand_end_case.
7434 (expand_end_case): Define using expand_end_case_type.
7435 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
7436 to expand_end_case_type.
7437 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
7439 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7441 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
7442 (BIGGEST_ALIGNMENT): Change to 128.
7444 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7446 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
7448 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7450 * pa.md (call_internal_reg_64bit): Remove unused variable.
7452 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
7454 * config/arm/arm.h (machine_function): Add uses_anonymous_args
7456 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
7457 * config/arm/arm.c (current_function_anonymous_args): Delete,
7458 replace uses with cfun->machine->uses_anonymous_args.
7459 (arm_reorg): Do not reset uses_anonymous_args.
7461 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
7462 any geenral register.
7464 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
7466 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
7469 2002-02-04 Richard Henderson <rth@redhat.com>
7471 * combine.c (force_to_mode): Remove STACK_BIAS code.
7472 (nonzero_bits): Likewise. Replace sp/fp special case with
7473 REGNO_POINTER_ALIGN.
7475 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
7476 (HARD_FRAME_POINTER_REGNUM): New.
7477 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
7478 (FIXED_REGS, CALL_USED_REGS): Update.
7479 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
7480 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
7481 (HARD_REGNO_NREGS): Update for SFP.
7482 (STACK_POINTER_OFFSET): Include bias here ...
7483 (FIRST_PARM_OFFSET): ... not here.
7484 (STACK_BIAS): Remove.
7485 (INIT_EXPANDERS): New.
7486 (STARTING_FRAME_OFFSET): Do not include bias.
7487 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
7488 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
7489 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
7490 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
7491 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
7492 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
7493 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
7494 (MUST_SAVE_REGISTER): Likewise.
7495 (sparc_flat_function_prologue): Likewise.
7496 (sparc_flat_function_epilogue): Likewise.
7497 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
7498 (sparc_init_modes): SFP is GENERAL_REGS.
7499 (sparc_builtin_saveregs): SFP does not have bias applied.
7501 2002-02-04 Richard Henderson <rth@redhat.com>
7503 * config/alpha/alpha.c (current_function_is_thunk): Don't check
7504 current_function_is_thunk.
7505 (alpha_sa_mask): Distinguish between current_function_is_thunk
7506 called from ASM_OUTPUT_MI_THUNK and not.
7507 (alpha_does_function_need_gp): Thunks always need gp.
7508 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
7509 (alpha_output_mi_thunk_osf): New.
7510 * config/alpha/alpha-protos.h: Update.
7511 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
7513 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
7515 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
7516 function types, not when they're taken away.
7518 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
7520 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
7521 CODE_LABEL and jump table when replacing a table jump with a
7524 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7526 * config/s390/s390-protos.h (legitimize_la_operand,
7527 s390_secondary_input_reload_class, s390_plus_operand,
7528 s390_expand_plus_operand): Add prototypes.
7530 config/s390/s390.c (s390_secondary_input_reload_class,
7531 s390_plus_operand, s390_expand_plus_operand): New functions.
7533 (struct s390_address): New member 'pointer'.
7534 (s390_decompose_address): Compute it.
7535 (legitimate_la_operand_p): Use it.
7536 (legitimize_la_operand): New function.
7537 (movti, movdi, movdf splitters): Call it.
7539 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
7540 (PREDICATE_CODES): Add s390_plus_operand.
7542 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
7543 (la_ccclobber): Allow GENERAL_REGS as output operand.
7545 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
7546 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
7547 (*la_64, *la_31, reload_indi, reload_insi): ... these.
7549 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7551 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
7552 register names for regular asm () construct.
7554 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7556 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
7559 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7561 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
7564 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
7566 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
7567 constant pool to be identical by string address and index.
7569 2002-02-04 Anthony Green <green@redhat.com>
7571 * output.h (SECTION_OVERRIDE): Define.
7572 * varasm.c (named_section): Obey SECTION_OVERRIDE.
7574 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7576 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
7577 by existing arm*-*-netbsd* (a.out) target.
7578 (ns32k-*-netbsdelf*): Likewise.
7579 (sparc-*-netbsdelf*): Likewise.
7580 (vax-*-netbsdelf*): Likewise.
7582 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
7584 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
7585 headers and libobjc headers.
7587 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
7589 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
7590 (_mingw.h): Remove duplicate include.
7592 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7594 * config.gcc: Set cpu_type to m68k for 68010, as well.
7595 (m68010-*-netbsdelf*): New...
7596 (m68k*-*-netbsdelf*): ...targets.
7597 * config/m68k/netbsd-elf.h: New file.
7599 2002-02-02 Kazu Hirata <kazu@hxi.com>
7601 * config/h8300/h8300.c (hand_list): Move inside function_arg.
7603 2002-02-02 Kazu Hirata <kazu@hxi.com>
7605 * config/h8300/h8300.c (h8_push_ops): Move inside
7607 (h8_pop_ops): Likewise.
7608 (h8_move_ops): Likewise.
7610 2002-02-02 Kazu Hirata <kazu@hxi.com>
7612 * config/h8300/h8300.c (os_task): Make it static.
7613 (monitor): Likewise.
7614 (pragma_saveall): Likewise.
7616 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
7618 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
7619 constant is a valid sign-extension for Pmode.
7621 2002-02-02 Kazu Hirata <kazu@hxi.com>
7623 * config/h8300/h8300.c: Fix formatting.
7625 2002-02-02 Kazu Hirata <kazu@hxi.com>
7627 * config/h8300/h8300.md: Fix formatting.
7629 2002-02-02 Kazu Hirata <kazu@hxi.com>
7631 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
7632 predicates of operands[1]. Split the patterns for each
7635 2002-02-02 Kazu Hirata <kazu@hxi.com>
7637 * config/h8300/h8300.md (xor patterns): Tighten the predicates
7638 of operands[1] to register_operand.
7640 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7642 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
7643 * cpphash.c (_cpp_init_hashtable): Similarly.
7644 * cppinit.c (cpp_create_reader): Default the signed_char flag.
7645 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
7646 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
7647 (cpp_handle_option): Handle the new options.
7648 * cpplex.c (cpp_interpret_charconst): Use new flag.
7649 * cpplib.h (struct cpp_options): New member signed_char.
7650 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
7651 (cpp_options): Handle -fsigned-char and -funsigned-char.
7652 (static_specs): Remove signed_char_spec.
7653 (do_spec1): Don't handle %c.
7654 * system.h: Poison SIGNED_CHAR_SPEC.
7655 * tradcif.y (yylex): Use flag_signed_char.
7656 * tradcpp.h (flag_signed_char): New.
7657 * tradcpp.c (flag_signed_char): New.
7658 (main): Handle new command-line options.
7659 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
7661 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
7662 * avr/avr.h: Remove old comments.
7663 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
7664 (CC1_SPEC): Pass -fsigned-char if -mic*.
7665 (SIGNED_CHAR_SPEC): Remove.
7667 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
7669 2002-02-01 Eric Christopher <echristo@redhat.com>
7671 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
7672 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
7673 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
7674 (ASM_OUTPUT_REG_POP): Ditto.
7676 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7678 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
7681 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7683 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
7685 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7688 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
7691 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7693 * cfganal.c: Include tm_p.h.
7694 (keep_with_call_p): Fix the test that determines if a register holds
7695 the return value of a call.
7697 2002-02-01 DJ Delorie <dj@redhat.com>
7699 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
7700 we are given conflicting registers, switch to the other one we
7701 had allocated for us.
7702 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
7703 as TImode so we know when the "other" register is available.
7705 2002-02-01 David O'Brien <obrien@FreeBSD.org>
7707 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
7710 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7712 * cfganal.c (keep_with_call_p): New function.
7713 (flow_call_edges_add): Prevent splitting a block between a call and
7714 a single-set instruction that should be kept in the same block.
7716 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7718 * doc/install.texi (avr): Update outdated URL.
7720 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
7722 * config/stormy16/stormy16.md (pushqi): New.
7726 (movhi): Remove stack operands.
7728 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
7729 nonimmediate_nonstack_operand.
7730 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
7732 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
7735 2002-01-31 Jason Merrill <jason@redhat.com>
7737 * Makefile.in (c-parse.c): Handle .output file.
7738 * objc/Make-lang.in (objc-parse.c): Likewise.
7740 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
7742 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
7743 the -me[lb] option is given. Don't output the default flag
7746 2002-01-31 Zack Weinberg <zack@codesourcery.com>
7748 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
7749 the primary source file; this has not been done yet.
7750 * c-decl.c (c_expand_body): Reset input_filename from
7751 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
7753 2002-01-31 Kazu Hirata <kazu@hxi.com>
7755 * rtlanal.c (subreg_regno_offset): Do not use
7756 SUBREG_REGNO_OFFSET.
7757 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
7758 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
7760 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7762 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
7763 version rather than GNATS version in --version output.
7765 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
7767 * ifcvt.c (noce_process_if_block): Make a copy of the destination
7768 when copying back from a temporary.
7770 2002-01-30 Richard Henderson <rth@redhat.com>
7772 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
7773 and new_dest are the same.
7775 2002-01-30 Richard Henderson <rth@redhat.com>
7778 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
7779 * rtl.c (note_insn_name): Update.
7780 * emit-rtl.c (remove_unnecessary_notes): Kill it.
7781 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
7782 to perform loop rotation.
7783 (expand_exit_loop_top_cond): New.
7784 * tree.h (expand_exit_loop_top_cond): Declare it.
7785 * c-semantics.c (genrtl_while_stmt): Use it.
7786 (genrtl_for_stmt): Likewise.
7788 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
7790 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
7791 arguments to 64-bit boundaries on 64-bit ABIs.
7793 2002-01-30 Steve Ellcey <sje@cup.hp.com>
7795 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
7797 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7799 * c-decl.c (grokdeclarator): Handle type being a typedef for an
7802 2002-01-30 David O'Brien <obrien@FreeBSD.org>
7804 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
7805 * config/sparc/sparc_bi.h: Remove file.
7806 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
7808 2002-01-30 Richard Henderson <rth@redhat.com>
7810 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
7812 2002-01-30 Zack Weinberg <zack@codesourcery.com>
7814 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
7816 2002-01-30 Jason Merrill <jason@redhat.com>
7818 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
7819 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
7820 (reg_save): Use DW_CFA_offset_extended_sf instead.
7822 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
7824 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7826 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
7829 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
7831 * rs6000.md ("*call_value_local32"): Remove constraints.
7832 ("*call_value_local64"): Same.
7833 ("*call_value_indirect_nonlocal_aix32"): Same.
7834 ("*call_value_nonlocal_aix32"): Same.
7835 ("*call_value_indirect_nonlocal_aix64"): Same.
7836 ("*call_value_nonlocal_aix64"): Same.
7837 ("*call_value_nonlocal_sysv"): Same.
7839 2002-01-29 Richard Henderson <rth@redhat.com>
7841 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
7843 2002-01-29 Richard Henderson <rth@redhat.com>
7845 * expr.c (force_operand): Ignore flag_pic for detecting pic
7847 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
7848 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
7849 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
7850 instead of open-coded loop.
7851 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
7852 be fixed when in use.
7854 2002-01-29 Richard Henderson <rth@redhat.com>
7856 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
7857 * sched-rgn.c (propagate_deps): Update them.
7858 * sched-deps.c (sched_analyze_insn): Update them. Flush the
7859 clobbers list when either gets too long.
7861 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7863 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
7864 and INDEX_REGS the same as GENERAL_REGS.
7865 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7867 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7869 * tree.c (build_nonstandard_integer_type): Correct prototype.
7871 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
7873 * config/s390/s390.md (movstrsico, movstrdix_64,
7874 movstrsix_31): Remove, replace by ...
7875 (movstrdi_short, movstrsi_short, movstrdi_long,
7876 movstrsi_long): ... these. New.
7877 (movstrdi, movstrsi): Adapt.
7879 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
7880 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
7881 Remove unnecessary CC clobber.
7882 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
7883 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
7885 (divmoddi4): Don't partially initialize TImode register.
7887 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
7889 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
7891 2002-01-29 Richard Henderson <rth@redhat.com>
7893 * flow.c (print_rtl_and_abort): Remove.
7894 (print_rtl_and_abort_fcn): Remove.
7895 (verify_local_live_at_start): Use dump_bb instead.
7896 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
7897 (verify_wide_reg_1): Return 2 on mode test failure.
7899 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7901 PR c/3325, c/3326, c/2511, c/3347
7902 * c-decl.c (enum_decl_context): Remove BITFIELD.
7903 (grokdeclarator): Take bitfield width as an input.
7904 Ensure bitfields are given the correct type. Perform
7905 bitfield width validation with build_bitfield_integer_type
7906 rather than waiting for finish_struct.
7907 (grok_typename, grok_typename_in_parm_context, start_decl,
7908 push_parmdecl, grokfield, start_function): Update calls to
7910 (build_bitfield_integer_type): New function.
7911 (finish_struct): Move bitfield validation to grokdeclarator
7912 and build_bitfield_integer_type.
7913 * tree.c (build_nonstandard_integer_type): New function.
7914 * tree.h (build_nonstandard_integer_type): New prototype.
7916 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
7918 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7921 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
7922 don't ignore unrecognized -W* options.
7923 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
7924 * cpplib.h (cpp_handle_option): Adjust prototype.
7925 * c-decl.c (c_decode_options): Pass 0 as last argument to
7929 * gcc.c (cpp_unique_options): Split from cpp_options.
7930 (cpp_options): Source cpp_unique_options.
7931 (default_compilers): Use cpp_unique_options instead of cpp_options
7932 when used together with cc1_options.
7933 (static_specs): Add cpp_unique_options.
7934 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
7935 when used together with cc1_options.
7937 2002-01-29 Kazu Hirata <kazu@hxi.com>
7939 * config/h8300/h8300-protos.h: Update the prototype of
7941 * config/h8300/h8300.c (output_a_shift): Remove an unused
7942 argument 'insn'. Remove redundant code.
7943 * config/h8300/h8300.md: Adust to the new prototype of
7946 2002-01-29 Kazu Hirata <kazu@hxi.com>
7948 * config/h8300/h8300-protos.h: Update the prototypes of
7949 emit_a_rotate and expand_a_rotate.
7950 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
7951 first argument to 'enum rtx_code'.
7952 (expand_a_rotate): Likewise.
7954 2002-01-28 Kazu Hirata <kazu@hxi.com>
7956 * config/h8300/h8300-protos.h: Update the prototype of
7958 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
7960 * config/h8300/h8300.md: Adjust to the new prototype.
7962 2002-01-28 Kazu Hirata <kazu@hxi.com>
7964 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
7967 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7969 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
7970 is a fixed register before returning pic_offset_table_rtx.
7971 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
7972 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
7974 2002-01-28 Jason Merrill <jason@redhat.com>
7976 * dwarf2.h: Sync with src version.
7978 2002-01-28 Paul Koning <pkoning@equallogic.com>
7980 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
7982 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
7983 * doc/extend.texi (__builtin_prefetch): Update documentation:
7984 first argument is now const void ptr.
7986 2002-01-28 Kazu Hirata <kazu@hxi.com>
7988 * config/h8300/h8300-protos.h: Remove an unused prototype.
7990 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
7992 * toplev.c (lang_independent_init): Round up identifier size.
7994 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7996 * config.gcc: Revert previous change.
7998 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
8000 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
8002 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
8004 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
8005 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
8006 other non-elf netbsd config frags.
8007 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
8008 collect2 will does that.
8009 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
8010 shared-lib frobbing will work.
8012 2002-01-28 Kazu Hirata <kazu@hxi.com>
8014 * config/h8300/h8300.h: Fix formatting.
8015 * config/h8300/h8300.md: Likewise.
8017 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
8019 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
8020 the old, removed AAA_standards fix.
8021 * fixinc/fixincl.x: Rebuilt.
8023 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
8025 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
8026 atexit call in crtbegin, hooked in after call to frame_dummy;
8027 register EH before registering __fini__start.
8029 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
8031 * config/rs6000/altivec.h: Remove spurious semicolons.
8033 2002-01-27 Kazu Hirata <kazu@hxi.com>
8035 * config/h8300/h8300.md: Replace dead bit extraction patterns
8036 with ones that work.
8038 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8040 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
8041 if not STRICT_ALIGNMENT.
8042 * rtl.h (MEM_ALIGN): Likewise.
8044 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
8046 * doc/invoke.texi (-fdump-translation-unit): Revert this
8047 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
8049 2002-01-27 Kazu Hirata <kazu@hxi.com>
8051 * config/h8300/h8300.md (define_constants): New.
8052 (anonymous patterns) Use defined constants appropriately.
8054 2002-01-27 Kazu Hirata <kazu@hxi.com>
8056 * config/h8300/h8300.c (function_arg): Remove redundant code.
8058 2002-01-26 Richard Henderson <rth@redhat.com>
8060 * sched-deps.c (reg_pending_uses_head): New.
8061 (reg_pending_barrier): Rename from reg_pending_sets_all.
8062 (find_insn_list): Don't mark inline.
8063 (find_insn_mem_list): Remove.
8064 (add_dependence_list, add_dependence_list_and_free): New.
8065 (flush_pending_lists): Replace only_write param with separate
8066 for_read and for_write parameters. Update all callers. Use
8067 add_dependence_list_and_free.
8068 (sched_analyze_1): Do not add reg dependencies here; just set
8069 the pending bits. Use add_dependence_list.
8070 (sched_analyze_2): Likewise.
8071 (sched_analyze_insn): Replace schedule_barrier_found with
8072 reg_pending_barrier. Add all dependencies for pending reg
8073 uses, sets, and clobbers.
8074 (sched_analyze): Don't add reg dependencies for calls, just
8075 set pending bits. Use regs_invalidated_by_call. Treat
8076 sched_before_next_call as a normal list, not a fake insn.
8077 (init_deps): No funny init for sched_before_next_call.
8078 (free_deps): Free pending mems lists. Don't zero reg_last.
8079 (init_deps_global): Init reg_pending_uses.
8080 (finish_deps_global): Free it.
8081 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
8082 (find_insn_mem_list): Remove.
8083 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
8084 (propagate_deps): Use them. Zero temp mem lists.
8086 2002-01-26 Richard Henderson <rth@redhat.com>
8088 * Makefile.in (CRTSTUFF_CFLAGS): New.
8089 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
8090 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
8091 crtstuff.c instead of alpha assembly version.
8092 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
8093 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
8094 not FORCE_{INIT,FINI}_SECTION_ALIGN.
8095 (__do_global_dtors_aux): Mark used.
8096 (frame_dummy, __do_global_ctors_aux): Mark used.
8097 (fini_dummy, init_dummy): Remove.
8099 * config/alpha/crtbegin.asm: Remove file.
8100 * config/alpha/crtend.asm: Remove file.
8101 * config/alpha/t-crtbe: Remove file.
8102 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
8103 (LINK_EH_SPEC): New.
8105 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
8106 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
8107 calling constructors.
8108 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
8110 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
8111 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
8112 CRT_END_INIT_DUMMY hack.
8113 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
8114 FORCE_{INIT,FINI}_SECTION_ALIGN.
8116 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
8117 FORCE_{INIT,FINI}_SECTION_ALIGN.
8119 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
8120 invocation sequence.
8121 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
8123 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
8124 (FORCE_CODE_SECTION_ALIGN): New.
8126 2002-01-26 Richard Henderson <rth@redhat.com>
8128 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
8130 2002-01-26 Richard Henderson <rth@redhat.com>
8132 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
8133 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
8135 2002-01-26 Kazu Hirata <kazu@hxi.com>
8137 * config/h8300/h8300.md: Remove bit extraction patterns that
8138 cannot be triggered.
8139 Restrict each bit extraction pattern to a variant on which the
8142 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
8144 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
8146 2002-01-26 Kazu Hirata <kazu@hxi.com>
8148 * config/h8300/h8300.md: Remove bit test patterns that cannot
8150 Restrict each bit test pattern to a variant on which the
8153 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8155 * builtins.c (expand_builtin_strncat): Remove redundant check for
8158 2002-01-25 David O'Brien <obrien@FreeBSD.org>
8160 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
8162 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
8165 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
8167 * dbxout.c (dbxout_init): Use assemble_name rather than just
8168 stripping off the first character.
8169 (dbxout_source_file): Likewise.
8171 2002-01-25 DJ Delorie <dj@redhat.com>
8173 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
8174 using rtx_equal_p, not by comparing pointers.
8176 2002-01-25 Steve Ellcey <sje@cup.hp.com>
8178 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
8179 for PIC_OFFSET_TABLE_REGNUM.
8180 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
8182 2002-01-25 David O'Brien <obrien@FreeBSD.org>
8184 * config.gcc (x86_64-*-freebsd*): New target.
8185 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
8187 (i[34567]86-*-freebsd*): Don't include svr4.h.
8188 * config/i386/freebsd64.h: New file.
8190 2002-01-25 Douglas B Rupp <rupp@gnat.com>
8192 * config/alpha/x-vms (version): Make static.
8194 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
8195 in previous checkin.
8197 * Makefile.in (install-headers-cp): New target.
8198 * config.gcc (alpha-dec-*vms*): Install headers with
8201 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
8203 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
8206 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8208 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
8209 of compare_tree_int.
8210 (expand_builtin_strncat): Likewise.
8211 * c-decl.c (finish_struct): Use tree_low_cst.
8212 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
8213 * tree.c (compare_tree_int): Likewise.
8215 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
8217 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
8218 adjustments even if they are implemented by more than two insns.
8220 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
8222 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
8223 * df.h (struct ref): Kill B.
8224 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
8226 * basic-block.h (PROP_EQUAL_NOTES): New flag.
8227 * flow.c (propagate_one_insn): Use it.
8228 (mark_used_regs): Handle NIL.
8230 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
8232 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
8235 2002-01-25 David Edelsohn <edelsohn@gnu.org>
8237 * rs6000.md (prefetch): Make address V4SI mode so that the address
8238 is restricted to legitimate form for instruction.
8240 2002-01-25 Bob Wilson <bob.wilson@acm.org>
8242 * doc/install.texi (xtensa-*-elf): New target.
8243 (xtensa-*-linux*): New target.
8244 * doc/contrib.texi: Add myself.
8246 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
8248 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
8249 purpose register to hold an SImode (or smaller) value.
8251 2002-01-25 Jakub Jelinek <jakub@redhat.com>
8253 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
8255 * crtstuff.c: Likewise.
8257 2002-01-25 Kazu Hirata <kazu@hxi.com>
8259 * config/h8300/h8300.md (negation patterns): Tighten
8260 predicates to register_operand.
8262 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
8264 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
8267 * builtins.c (expand_builtin_prefetch): Same.
8269 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8271 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
8274 2002-01-24 Kazu Hirata <kazu@hxi.com>
8276 * config/h8300/h8300.c (print_operand): Remove support for
8277 operand character 'A'.
8278 * config/h8300/h8300.md (three anonymous patterns): Replace
8279 operand character 'A' with either 'T' or 'S'.
8281 2002-01-24 Kazu Hirata <kazu@hxi.com>
8283 * config/h8300/h8300.c (print_operand): Remove support for
8284 operand character 'U'.
8286 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
8288 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
8290 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
8292 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
8293 values to be assigned to the stack pointer.
8295 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8297 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
8298 to const_double needs to be done right for big-endian systems.
8300 2002-01-24 Jason Merrill <jason@redhat.com>
8303 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
8304 to can_throw_internal.
8306 2002-01-23 Richard Henderson <rth@redhat.com>
8308 * fold-const.c (fold): Change UINT_MAX test to check vs precision
8309 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
8311 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8313 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
8314 (symGOT2reg): Use them, then set as GOT value as unchanging.
8315 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
8316 as a temporary, if possible.
8317 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
8318 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
8320 2002-01-23 Kazu Hirata <kazu@hxi.com>
8322 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
8323 accept to accept 0x80 as operands[2].
8325 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8327 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
8329 2002-01-23 Richard Henderson <rth@redhat.com>
8331 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
8333 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
8335 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
8336 (parmlist_or_identifiers_1): Verify that only a parmlist follows
8339 2002-01-23 Richard Henderson <rth@redhat.com>
8341 * expr.c (move_by_pieces_1): Extend size before negation.
8343 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
8344 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
8345 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
8346 * config/m68k/t-m68kelf: Likewise.
8348 2002-01-23 Bob Wilson <bob.wilson@acm.org>
8350 * config/xtensa/elf.h: New file.
8351 * config/xtensa/lib1funcs.asm: New file.
8352 * config/xtensa/lib2funcs.S: New file.
8353 * config/xtensa/linux.h: New file.
8354 * config/xtensa/t-xtensa: New file.
8355 * config/xtensa/xtensa-config.h: New file.
8356 * config/xtensa/xtensa-protos.h: New file.
8357 * config/xtensa/xtensa.c: New file.
8358 * config/xtensa/xtensa.h: New file.
8359 * config/xtensa/xtensa.md: New file.
8360 * config.gcc (xtensa-*-elf*): New target.
8361 (xtensa-*-linux*): New target.
8362 * cse.c (canon_hash): Compare rtx pointers instead of register
8363 numbers. This is required for the Xtensa port.
8364 * integrate.c (copy_insn_list): Handle case where the static
8365 chain is in memory and the memory address has to be copied to
8367 * doc/invoke.texi (Option Summary): Add Xtensa options.
8368 (Xtensa Options): New node.
8369 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
8371 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8373 * diagnostic.c (internal_error): Do ICE suppression only
8374 when ENABLE_CHECKING is not defined.
8376 * c-typeck.c (require_complete_type): Return error_mark_node
8377 if type is error_mark_node.
8379 2002-01-23 Janis Johnson <janis187@us.ibm.com>
8381 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
8382 -Os and issue a warning.
8384 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8386 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
8387 current (lack of) need for host configuration by hand.
8389 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
8390 references. Documentation of some target macros moved from
8391 hostconfig.texi to tm.texi.
8393 2002-01-23 Will Cohen <wcohen@redhat.com>
8395 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
8398 2002-01-23 Kazu Hirata <kazu@hxi.com>
8400 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
8403 2002-01-23 Jason Merrill <jason@redhat.com>
8405 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
8407 * function.c (assign_parms): Don't put args of inline functions
8408 into registers when not optimizing.
8410 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
8412 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
8413 (prologue_use): New pattern.
8414 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
8415 preference to gen_rtx_USE.
8416 (thumb_expand_prologue): Use gen_prologue_use in preference to
8418 (thumb_expand_epilogue): Use gen_prologue_use in preference to
8421 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
8423 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
8425 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8428 * doc/extend.texi: Correct documentation of __alignof__.
8430 2002-01-22 Zack Weinberg <zack@codesourcery.com>
8432 * params.h: Rename arguments of DEFPARAM so that it will be
8433 recognized as a translation keyword.
8435 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8437 * extend.texi: Document altivec functions.
8438 Fix N-bit adjectives in X86 builtin documentation.
8440 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8442 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
8443 auto_inc_dec values.
8445 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
8447 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
8449 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
8451 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8453 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
8455 2002-01-22 Richard Henderson <rth@redhat.com>
8457 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
8458 copy_insn not copy_rtx.
8460 2002-01-23 Alan Modra <amodra@bigpond.net.au>
8462 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
8463 "nonzero" as that might add "1" bits. Ensure "constop" is
8464 properly sign extened.
8465 (force_to_mode): Tweak for sign extended constop.
8467 2002-01-22 Richard Henderson <rth@redhat.com>
8469 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
8470 for_each_rtx instead of assuming we're already looking at the MEM.
8471 (split_small_symbolic_mem_operand): Likewise.
8472 * config/alpha/alpha.h (PREDICATE_CODES): Update.
8473 * config/alpha/alpha.md (small symbolic memory splitters): Update.
8475 2002-01-22 Richard Henderson <rth@redhat.com>
8477 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
8478 sequence number for the literal.
8479 (divmoddi_internal_er): Likewise.
8481 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8484 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
8485 in LIBICONV variable.
8486 * configure: Regenerated.
8488 2002-01-22 Krister Walfridsson <cato@df.lth.se>
8490 * dependence.c (build_def_use): Remove array_idx.
8492 * dwarfout.c (last_filename): Remove.
8493 (output_compile_unit_die): Remove last_filename.
8495 2002-01-22 Roger Sayle <roger@eyesopen.com>
8496 Richard Henderson <rth@redhat.com>
8499 * fold-const.c (fold): Optimize unsigned comparisons against
8500 UINT_MAX (and similar unsigned constants).
8502 2002-01-22 Janis Johnson <janis187@us.ibm.com>
8504 * Makefile.in (loop.o): Depend on OPTABS_H.
8505 * loop.c (emit_prefetch_instructions): Check the prefetch operand
8506 against the predicate.
8509 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
8510 for the address operand.
8512 2002-01-22 Richard Henderson <rth@redhat.com>
8514 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
8516 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8519 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
8522 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
8524 * config.gcc (x86_64-*-netbsd*): New target.
8525 * config/i386/netbsd64.h: New file.
8527 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8529 * regrename.c (kill_value): Fix typo.
8531 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8533 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
8535 * config/rs6000/rs6000.h: Same.
8537 * function.c (instantiate_virtual_regs): Remove
8538 STARTING_FRAME_PHASE.
8539 (assign_stack_local_1): Same.
8540 Calculate frame phase.
8542 2002-01-22 Nick Clifton <nickc@redhat.com>
8544 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
8545 variable declaration to outer scope in order to simplify
8547 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
8548 arm_hard_regno_mode_ok.
8549 * config/arm/arm-protos.h: Add a prototype for
8550 arm_hard_regno_mode_ok.
8551 * config/arm/arm.c (soft_df_operand): Remove now redundant
8552 check for DImode values using IP_REGNUM.
8553 (nonimmediate_soft_df_operand): Remove now redundant check for
8554 DImode values using IP_REGNUM.
8555 (arm_hard_regno_mode_ok): New function. New check: make sure
8556 that DImode values are not stored in IP_REGNUM.
8558 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
8560 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
8562 2002-01-22 Jason Merrill <jason@redhat.com>
8564 * c-semantics.c (genrtl_compound_stmt): Only check nesting
8565 consistency if this COMPOUND_STMT is scoped.
8567 2002-01-22 Kazu Hirata <kazu@hxi.com>
8569 * predict.c: Fix formatting.
8570 * print-tree.c: Likewise.
8571 * protoize.c: Likewise.
8574 * sbitmap.h: Likewise.
8576 * sched-deps.c: Likewise.
8577 * sched-vis.c: Likewise.
8578 * sdbout.c: Likewise.
8579 * sibcall.c: Likewise.
8581 * ssa-ccp.c: Likewise.
8582 * ssa-dce.c: Likewise.
8584 * stor-layout.c: Likewise.
8585 * system.h: Likewise.
8587 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8589 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
8590 if fits in bounds of base type.
8592 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
8593 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
8594 (add_bound_info, default): If can't find a context, make a
8596 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
8598 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
8600 * c-typeck.c (parser_build_binary_op): If result from
8601 build_binary_op is ERROR_MARK just return error_mark_node without
8604 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
8606 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
8607 Split a.out-specific bits into...
8608 * config/netbsd-aout.h: ...this.
8609 * config/netbsd-elf.h: New file.
8610 * config/alpha/netbsd-elf.h: Remove.
8611 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
8612 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
8613 (STARTFILE_SPEC): Remove redundant definition.
8614 (ENDFILE_SPEC): Likewise.
8615 (LINK_SPEC): Likewise.
8616 (CPP_SPEC): Likewise.
8617 (ASM_SPEC): Likewise.
8618 (LIB_SPEC): Likewise.
8619 (SWITCH_TAKES_ARG): Likewise.
8620 (TARGET_MEM_FUNCTIONS): Likewise.
8621 (CPP_PREDEFINES): Redefine.
8622 (ASM_FINAL_SPEC): Remove redefinition.
8623 (ASM_COMMENT_START): Redefine.
8624 (FUNCTION_PROFILER): Define.
8625 (TARGET_VERSION): Redefine.
8626 Comment and formatting cleanup.
8627 * config/i386/netbsd.h: Include <netbsd-aout.h>.
8628 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
8629 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
8630 big- or little-endian.
8631 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
8632 * config.gcc (*-*-netbsd*): Add definitions common to all
8634 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
8635 gnu_ld definitions. Add netbsd-elf.h to and remove
8636 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
8637 tmake_file, and don't lose previous tmake_file contents.
8638 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
8639 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
8640 gnu_ld definitions. Add netbsd-elf.h to tm_file.
8641 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
8642 (mipsel-*-netbsd*): Rename this to...
8643 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
8644 mips/little.h to tm_file for mips*el-*.
8645 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
8646 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
8647 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
8649 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8651 * pa-protos.h (reg_before_reload_operand): New function prototype.
8652 * pa.c (reg_before_reload_operand): New function implementation.
8653 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
8656 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8658 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
8660 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8662 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
8663 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
8664 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
8665 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
8666 (ENDFILE_SPEC): Undefine.
8667 (STARTFILE_SPEC): Redefine for PA.
8669 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8671 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
8673 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
8675 * config.gcc: Add entries to supported PowerPC --with-cpu
8678 2002-01-21 Jakub Jelinek <jakub@redhat.com>
8680 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
8681 true for 64-bit mode only SSE registers in 32-bit mode.
8683 2002-01-21 Kazu Hirata <kazu@hxi.com>
8685 * unwind-dw2.c: Fix formatting.
8686 * unwind-dw2-fde.c: Likewise.
8687 * unwind-dw2-fde.h: Likewise.
8688 * unwind-pe.h: Likewise.
8689 * varasm.c: Likewise.
8690 * varray.h: Likewise.
8692 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8694 Remove workaround for register stack overwrite bug in mmix.
8695 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
8696 support for TARGET_REG_STACK_FILL_BUG.
8697 * config/mmix/mmix.h: Remove member has_call_without_parameters.
8698 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
8700 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
8701 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
8702 -mno-reg-stack-fill-bug-workaround.
8703 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
8704 machine member has_call_without_parameters.
8705 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
8706 -mreg-stack-fill-bug-workaround and
8707 -mno-reg-stack-fill-bug-workaround.
8708 (MMIX Options): Ditto.
8710 2002-01-21 Kazu Hirata <kazu@hxi.com>
8712 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
8714 Remove redundant code.
8716 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
8718 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
8719 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8720 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8721 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
8722 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
8723 out target macro definitions and non-target-specific comments
8724 mostly taken from old versions of the manual.
8726 2002-01-20 Kazu Hirata <kazu@hxi.com>
8728 * config/h8300/h8300.h: Fix comment formatting.
8729 * config/ia64/aix.h: Likewise.
8730 * config/ia64/ia64-protos.h: Likewise.
8731 * config/ia64/ia64.c: Likewise.
8732 * config/ia64/ia64.h: Likewise.
8733 * config/ia64/ia64intrin.h: Likewise.
8734 * config/ia64/linux.h: Likewise.
8735 * config/ia64/unwind-aix.c: Likewise.
8736 * config/ia64/unwind-ia64.c: Likewise.
8738 2002-01-20 Kazu Hirata <kazu@hxi.com>
8740 * config/h8300/h8300.c: Revise comments about shift code.
8742 2002-01-20 Kazu Hirata <kazu@hxi.com>
8744 * config/h8300/h8300.c (function_arg): Update a comment.
8746 2002-01-20 Kazu Hirata <kazu@hxi.com>
8748 * config/h8300/h8300.md: Update the comments at the beginning
8751 2002-01-20 Kazu Hirata <kazu@hxi.com>
8753 * config/i370/i370.c: Fix comment formatting.
8754 * config/i370/i370.h: Likewise.
8755 * config/i370/i370.md: Likewise.
8756 * config/i370/linux.h: Likewise.
8758 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8760 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
8762 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
8763 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
8766 2002-01-20 Graham Stott <grahams@redhat.com>
8768 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
8770 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8772 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
8774 2002-01-19 Tom Rix <trix@redhat.com>
8776 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
8778 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
8780 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
8782 * function.c (assign_stack_local_1): Adjust x_frame_offset with
8783 STARTING_FRAME_PHASE.
8784 (STARTING_FRAME_PHASE): New.
8785 (instantiate_virtual_regs): Check saneness of
8786 STARTING_FRAME_PHASE.
8788 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
8790 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8792 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
8794 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
8796 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
8797 be used for bootstrapping GCC 3.0.
8799 2002-01-18 Kazu Hirata <kazu@hxi.com>
8801 * config/h8300/h8300.md: Fix an insn length.
8803 2002-01-18 Kazu Hirata <kazu@hxi.com>
8805 * bitmap.h: Fix comment formatting.
8806 * combine.c: Likewise.
8807 * cppfiles.c: Likewise.
8808 * c-pragma.h: Likewise.
8809 * c-typeck.c: Likewise.
8811 * dwarf2out.c: Likewise.
8812 * function.c: Likewise.
8814 * genattrtab.c: Likewise.
8815 * gthr-win32.h: Likewise.
8816 * haifa-sched.c: Likewise.
8817 * predict.c: Likewise.
8818 * rtlanal.c: Likewise.
8820 * unwind-dw2-fde.h: Likewise.
8821 * unwind-pe.h: Likewise.
8822 * vmsdbgout.c: Likewise.
8824 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8826 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
8827 if type_required and passed decl.
8829 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
8831 * config.gcc (cpu_type): Include altivec.h in powerpc
8835 * config/rs6000/altivec.h: New.
8837 2002-01-17 David Edelsohn <edelsohn@gnu.org>
8839 * doc/install.texi (*-ibm-aix*): Update assembler and exception
8840 handling information.
8841 * doc/trouble.texi (Interoperation): Add libstdc++ information
8843 (Misunderstandings): Add template instantiation and static template
8844 member information for AIX.
8846 2002-01-17 Jason Merrill <jason@redhat.com>
8848 * dbxout.c (dbxout_type): Support const and volatile.
8850 * except.c (add_partial_entry): Remove backwards compatibility code.
8851 (end_protect_partials): Likewise.
8853 2002-01-17 Jakub Jelinek <jakub@redhat.com>
8855 * config/ia64/ia64.md (prologue_use): New.
8856 * config/ia64/ia64.c (ia64_expand_prologue): Use
8857 gen_prologue_use instead of gen_rtx_USE.
8858 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
8859 as CODE_FOR_pred_rel_mutex.
8860 (ia64_sched_reorder2): Likewise.
8862 2002-01-16 Eric Christopher <echristo@redhat.com>
8864 * config/mips/r3900.h: Reformat.
8865 (SUBTARGET_CPP_SIZE_SPEC): Remove.
8866 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
8867 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
8868 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
8869 * config/mips/t-elf: Remove mips3 multilib.
8871 2002-01-16 H.J. Lu <hjl@gnu.org>
8873 * config/mips/linux.h: Include "mips/abi64.h".
8875 2002-01-16 H.J. Lu <hjl@gnu.org>
8877 * config/mips/t-linux: New.
8879 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
8881 * config/mips/linux.h: Don't include "gofast.h".
8882 (INIT_SUBTARGET_OPTABS): Removed.
8884 2002-01-16 Kazu Hirata <kazu@hxi.com>
8886 * config/h8300/h8300-protos.h: Replace emit_a_shift with
8888 * config/h8300/h8300.c: Likewise.
8889 * config/h8300/h8300.md: Likewise.
8891 2002-01-16 Kazu Hirata <kazu@hxi.com>
8893 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
8894 spaces after an opcode name.
8895 (pushqi1_h8300hs): Likewise.
8896 (pushhi1_h8300hs): Likewise.
8898 2002-01-16 Kazu Hirata <kazu@hxi.com>
8900 * doc/extend.texi: Replace "option" with "attribute"
8903 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8905 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
8906 (and:DI () (const_int -8)).
8907 (split_small_symbolic_mem_operand): Split
8908 (mem (and:DI () (const_int -8)).
8910 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8913 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
8914 same way as TYPE_IMUL.
8915 (ultrasparc_sched_reorder): Likewise.
8916 * config/sparc/sparc.md (type): Add comment to update
8917 ultrasparc_sched_reorder when making changes.
8919 2002-01-16 Kazu Hirata <kazu@hxi.com>
8921 * doc/invoke.texi: Change the dump file name of block
8922 reordering pass from 28.bbro to 29.bbro.
8925 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
8927 * i386.md (minsf splitter): Fix pasto.
8929 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8931 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
8932 to frame pointer initialisation instruction.
8933 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
8934 initialisation instruction.
8935 (soft_df_operand): Do not accept the IP register.
8936 (nonimmediate_soft_df_operand): Do not accept the IP register.
8938 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8941 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
8942 MASK_V8 being both set.
8944 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
8946 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
8947 insn for GOT register; add REG_MAYBE_DEAD notes instead.
8948 config/s390/s390.md (call, call_value): Add GOT register to
8949 CALL_INSN_FUNCTION_USAGE where needed.
8950 (call_exp, call_value_exp): New.
8952 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8954 * config/arm/arm.c: General formatting tidy up.
8956 2002-01-16 Graham Stott <grahams@redhat.com>
8958 * calls.c (try_to_integrate): Use "(size_t)" intermediate
8959 cast and when casting an integer literal to "rtx" pointer.
8960 (expand_call): Likewise.
8961 * flow.c (try_pre_increment): Likewise.
8962 (find_use_as_address): Likewise.
8963 * integrate.c (expand_iline_function): Likewise.
8964 * regmove.c (try_auto_increment): Likewise.
8966 2002-01-16 Graham Stott <grahams@redhat.com>
8968 * sched-rgn.c (passed): Use sbitmap_free.
8971 (in_queue): Likewise.
8972 (in_stack): Likewise.
8974 2002-01-15 Eric Christopher <echristo@redhat.com>
8976 * flow.c (propagate_one_insn): Change to use fatal_insn.
8978 2002-01-15 Kazu Hirata <kazu@hxi.com>
8980 * expmed.c (extract_fixed_bit_field): Remove unused code.
8981 * system.h: Poison SLOW_ZERO_EXTEND.
8982 * doc/tm.texi: Remove.
8983 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
8984 * config/arm/arm.h: Likewise.
8985 * config/avr/avr.h: Likewise.
8986 * config/clipper/clipper.h: Likewise.
8987 * config/convex/convex.h: Likewise.
8988 * config/d30v/d30v.h: Likewise.
8989 * config/dsp16xx/dsp16xx.h: Likewise.
8990 * config/elxsi/elxsi.h: Likewise.
8991 * config/fr30/fr30.h: Likewise.
8992 * config/h8300/h8300.h: Likewise.
8993 * config/i370/i370.h: Likewise.
8994 * config/i386/i386.h: Likewise.
8995 * config/m68k/m68k.h: Likewise.
8996 * config/mips/mips.h: Likewise.
8997 * config/ns32k/ns32k.h: Likewise.
8998 * config/pdp11/pdp11.h: Likewise.
8999 * config/pj/pj.h: Likewise.
9000 * config/s390/s390.h: Likewise.
9001 * config/sh/sh.h: Likewise.
9002 * config/stormy16/stormy16.h: Likewise.
9003 * config/v850/v850.h: Likewise.
9004 * config/vax/vax.h: Likewise.
9005 * config/we32k/we32k.h: Likewise.
9007 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
9009 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
9010 (altivec_lvsl): Change constraint to b.
9011 (altivec_lvsr): Same.
9012 (altivec_lvebx): Same.
9013 (altivec_lvehx): Same.
9014 (altivec_lvewx): Same.
9015 (altivec_lvxl): Same.
9016 (altivec_lvx): Same.
9017 (altivec_stvx): Add parallel.
9018 (altivec_stvxl): Same.
9019 (altivec_stvehx): Same.
9020 (altivec_stvebx): Same.
9021 (altivec_stvebx): Same.
9023 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
9025 * config.gcc: Change altivec.h to altivec-defs.h.
9027 * config/rs6000/altivec.h: Delete.
9029 * config/rs6000/altivec-defs.h: Add.
9031 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
9033 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
9036 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
9037 less than or equal to eight bytes.
9039 * vax.md (andsi3): Remove constraints and change SET destination
9040 operand type to nonimmediate_operand.
9041 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
9042 when it is a CONST_INT.
9044 2002-01-15 Jason Merrill <jason@redhat.com>
9046 * c-common.def (FILE_STMT): New code.
9047 * c-common.c (statement_code_p): It's a statement.
9048 * c-common.h (stmt_tree_s): Add x_last_filename.
9049 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
9050 (last_expr_filename): New macro.
9051 * c-semantics.c (begin_stmt_tree): Initialize it.
9052 (add_stmt): If the filename changed, also insert a
9054 (expand_stmt): Handle seeing one.
9056 2002-01-15 Eric Christopher <echristo@redhat.com>
9058 * flow.c (propagate_one_insn): Add error message and print out
9061 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9063 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
9064 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
9065 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
9066 TRAMPOLINE_ALIGNMENT.
9067 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
9069 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
9070 PCC_BITFIELD_TYPE_MATTERS.
9071 * config/interix.h (STDC_VALUE): Remove. Use
9072 STDC_0_IN_SYSTEM_HEADERS.
9073 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
9074 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
9075 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
9077 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
9079 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
9080 not work on this platform currently.
9082 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9084 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
9085 readonly_warning in _().
9087 2002-01-15 Douglas B Rupp <rupp@gnat.com>
9089 * gcc.c (delete_if_ordinary): Backout previous change.
9091 2002-01-15 Kazu Hirata <kazu@hxi.com>
9093 * config/h8300/h8300.c (print_operand): Remove support for
9094 unused operand characters.
9096 * read-rtl.c: Fix formatting.
9098 * recog.c: Likewise.
9099 * regclass.c: Likewise.
9100 * regmove.c: Likewise.
9101 * reg-stack.c: Likewise.
9102 * reload1.c: Likewise.
9103 * rtlanal.c: Likewise.
9105 2002-01-15 Kazu Hirata <kazu@hxi.com>
9107 * config/i386/i386.c: Fix formatting.
9109 2002-01-15 Jakub Jelinek <jakub@redhat.com>
9111 * c-typeck.c (process_init_element): Don't save_expr
9112 COMPOUND_LITERAL_EXPR if just its initializer will be used.
9114 2002-01-15 David Edelsohn <edelsohn@gnu.org>
9116 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
9117 emit optional traceback table if optimize_size or TARGET_ELF.
9118 * config/rs6000/rs6000.md (prefetch): New.
9120 2002-01-15 Andreas Jaeger <aj@suse.de>
9122 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
9124 2002-01-15 Kazu Hirata <kazu@hxi.com>
9126 * mips-tfile.c: Fix formatting.
9128 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
9130 * unroll.c (final_reg_note_copy): Fix previous commit.
9132 2002-01-14 Kazu Hirata <kazu@hxi.com>
9134 * config/h8300/h8300-protos.h: Remove the prototype for
9136 * config/h8300/h8300.c (eq_operator): Remove.
9138 2002-01-14 Richard Henderson <rth@redhat.com>
9140 * config/i386/i386.md (prefetch): Tidy.
9141 (prefetch_3dnow): Fix locality operand.
9143 2002-01-14 Richard Henderson <rth@redhat.com>
9145 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
9146 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
9148 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
9150 * reload1.c (reload_combine): Pass reg_sum replacement through
9151 copy_rtx in loop performing multiple changes.
9153 2002-01-14 Jakub Jelinek <jakub@redhat.com>
9155 * except.c (remove_unreachable_regions): New.
9156 (free_eh_status): Clear exception_handler_labels.
9157 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
9158 (find_exception_handler_labels): Don't add the same label more than
9160 (remove_exception_handler_label): Don't die if
9161 find_exception_handler_labels hasn't been called for the current
9164 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
9166 * toplev.c (rest_of_compilation): Rebuild jump labels after
9169 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9171 * doc/extend.texi: Move documentation of X86 built-in functions
9173 * doc/invoke.texi: From here.
9174 * doc/sourcebuild.texi: Document location of documentation for
9175 machine built-in functions.
9177 2002-01-13 Christopher Faylor <cgf@redhat.com>
9179 * cppfiles.c (TEST_THRESHOLD): New macro.
9180 (SHOULD_MMAP): Ditto.
9181 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
9184 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
9186 * unroll.c (final_reg_note_copy): Properly handle
9188 (unroll_loops): Fix LOOP_CONDITION heuristics.
9190 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
9192 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
9193 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
9195 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
9197 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
9200 2002-01-14 Tom Rix <trix@redhat.com>
9202 * config/rs6000/rs6000.md: Fix typo with sradi.
9204 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
9206 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
9207 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
9208 (clrstrdi, clrstrsi): Adapt callers.
9210 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
9212 (movti splitter): Never use register 0 as base register.
9214 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
9216 * combine.c (simplify_shift_const): Always generate new rtx
9217 for shift expression instead of reusing given expression.
9219 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9221 * config/alpha/alpha.c (alpha_expand_mov): Don't call
9222 alpha_legitimize_address unless mode is Pmode.
9224 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
9226 * doc/md.texi (Modifiers): Document the '*' constraint for the
9229 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
9230 * doc/extend.texi (Function Attributes): 'interrupt' is valid
9233 2002-01-13 Richard Henderson <rth@redhat.com>
9235 * reload.c (find_reloads): Use a hard reg destination as reload reg
9236 for an input reload of the source.
9238 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9240 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
9243 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
9245 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9246 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9248 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
9250 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9252 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
9254 2002-01-12 Tom Rix <trix@redhat.com>
9256 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
9259 2002-01-12 Richard Henderson <rth@redhat.com>
9261 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
9263 * doc/invoke.texi: Update Alpha options.
9265 * doc/invoke.texi: Update i386 built-in function lists.
9267 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
9269 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
9270 referencing outside.
9272 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9274 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
9275 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
9276 offsets, and change line folding.
9277 * optabs.c (expand_binop): Remove warnings.
9278 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
9280 2002-01-12 Graham Stott <grahams@redhat.com>
9282 * attribs.c (handle_deprecated_attribute): constify WHAT.
9283 * diagnostic.c (warn_deprecated_use): Add braces, fixes
9284 dangling else warning and constify WHAT.
9285 * except.h (struct function, struct inline_remap): Move
9286 struct tag forward defs before all prototypes.
9287 (duplicate_eh_regions): Whitespace.
9289 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
9291 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
9292 MODE_BASE_REG_CLASS.
9293 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
9295 2002-01-12 Richard Henderson <rth@redhat.com>
9297 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
9298 (ix86_expand_vector_move): New.
9299 (bdesc_2arg): Remove andps, andnps, orps, xorps.
9300 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
9301 Remove old prefetch builtins. Special case the logicals removed above.
9302 (ix86_expand_builtin): Likewise.
9303 (safe_vector_operand): Use V4SFmode, not TImode.
9304 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
9305 (ix86_expand_timode_binop_builtin): New.
9306 * config/i386/i386-protos.h: Update.
9307 * config/i386/i386.h (enum ix86_builtins): Update.
9308 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
9309 Use ix86_expand_vector_move in vector move expanders.
9310 (movti_internal, movti_rex64): Add xorps alternative.
9311 (sse_clrv4sf): Rename and adjust from sse_clrti.
9312 (prefetch): Don't work so hard.
9313 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
9314 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
9315 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
9317 2002-01-11 Richard Henderson <rth@redhat.com>
9319 * config/i386/mmintrin.h: New file.
9320 * config/i386/xmmintrin.h: New file.
9321 * config.gcc (i?86-*-*): Add extra_headers.
9322 * simplify-rtx.c (simplify_unary_operation): Handle saturating
9324 (simplify_binary_operation): Handle saturating arithmetic codes.
9325 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
9326 not the lowpart subreg.
9327 (ix86_expand_builtin): Return a TImode dummy register instead of 0
9329 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
9331 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9333 * conflict.c (conflict_graph_compute): Free regsets when finished.
9334 * ssa.c (compute_coalesced_reg_partition): Likewise.
9336 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9338 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
9339 every where we allocate a register.
9341 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9343 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
9344 * lcm.c (compute_earliest, compute_farthest): Likewise.
9346 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9348 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
9350 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9352 * doc/rtl.texi (Insns): Fix 2 typos.
9354 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
9356 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
9357 options. Use @table @gcctabopt for MMIX options. Add index
9358 entries for MMIX options. Start new paragraph with first
9359 heading of the machine-dependent options.
9361 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
9364 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
9365 * combine.c (force_to_mode): Same.
9366 * reload1.c (clear_reload_reg_in_use): Same.
9368 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
9370 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
9373 2002-01-11 Andreas Jaeger <aj@suse.de>,
9374 Brad Lucier <lucier@math.purdue.edu>
9376 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
9379 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
9381 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
9382 Protect with IN_LIBGCC.
9383 (LINK_EH_SPEC): Add required trailing space.
9385 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
9387 * c-tree.h: Move function declarations so that they are listed
9388 under the filename which contains them.
9389 (check_identifier, finish_decl_top_level,
9390 lookup_name_current_level_global, shadow_record_fields): Remove.
9392 2002-01-11 Andreas Jaeger <aj@suse.de>
9394 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
9397 2002-01-10 Richard Henderson <rth@redhat.com>
9399 * config/alpha/alpha.c (print_operand): Add 'J'.
9400 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
9401 new operand with the sequence number for the lituse. When splitting
9402 the insns, use gen_movdi_er_high_g and generate a sequence number.
9403 (gen_movdi_er_high_g): Print the sequence number if non-zero.
9405 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
9407 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
9408 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
9410 (altivec_expand_builtin): Same.
9411 (altivec_expand_stv_builtin): New.
9413 * config/rs6000/rs6000.h (rs6000_builtins): Same.
9415 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
9416 ("altivec_lvehx"): New.
9417 ("altivec_lvewx"): New.
9418 ("altivec_lvxl"): New.
9419 ("altivec_lvx"): New.
9420 ("altivec_stvx"): New.
9421 ("altivec_stvebx"): New.
9422 ("altivec_stvehx"): New.
9423 ("altivec_stvewx"): New.
9424 ("altivec_stvxl"): New.
9426 2002-01-10 Richard Henderson <rth@redhat.com>
9428 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
9429 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
9430 care not to delete instructions twice.
9432 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9434 * toplev.c: Don't declare environ (it's not used anywhere).
9435 * configure.in: Don't check for declaration of environ.
9436 * config/i386/xm-mingw32.h: Don't #define environ.
9437 * config.in, configure: Regenerate.
9439 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9441 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
9442 * configure: Regenerate.
9444 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
9445 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
9446 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
9448 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
9449 LIMITS_H_TEST here, not in m68k/x-next.
9450 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
9451 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
9453 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
9454 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
9455 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
9457 * config/i386/x-djgpp: Renamed i386/t-djgpp.
9458 * config/m88k/x-dolph: Renamed m88k/t-dolph.
9459 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
9460 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
9461 replacement of quadlib.asm with quadlib.c.
9463 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
9464 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
9465 config/rs6000/xm-beos.h: Delete file.
9467 * config.gcc: Update to match above changes.
9469 2002-01-10 Kazu Hirata <kazu@hxi.com>
9471 * config/h8300/h8300.h: Fix comment typos.
9472 * config/h8300/h8300.md: Likewise.
9473 * config/h8300/lib1funcs.asm: Likewise.
9475 2002-01-10 Dale Johannesen <dalej@apple.com>
9477 PR optimization/5269
9478 * unroll.c (precondition_loop_p): Make *increment be the correct
9479 sign when n_iterations known, to avoid confusing caller.
9481 2002-01-10 Kazu Hirata <kazu@hxi.com>
9483 * doc/extend.texi (deprecated): Fix a typo.
9485 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
9487 * basic-block.h (update_br_prob_note): Declare.
9488 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
9489 (try_forward_edges): Care negative frequencies and update note.
9490 (outgoing_edges_match): Tweek conditional merging heuristics.
9491 (try_crossjump_to_edge): use update_br_prob_note.
9492 * cfglayout.c (fixup_reorder_chain): Likewise.
9493 * cfrtl.c (update_br_prob_note): New.
9494 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
9496 * i386.c (ix86_decompose_address): Return -1 if address contains
9498 (legitimate_address_p): Require ix86_decompose_address to return 1.
9500 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
9501 (cprop_insn): Likewise.
9503 2002-01-10 Kazu Hirata <kazu@hxi.com>
9505 * toplev.c: Fix formatting.
9507 * tree-dump.c: Likewise.
9508 * unroll.c: Likewise.
9509 * unwind-dw2.c: Likewise.
9510 * unwind-dw2-fde.c: Likewise.
9511 * unwind-dw2-fde-glibc.c: Likewise.
9512 * unwind-sjlj.c: Likewise.
9514 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9516 * doc/invoke.texi: Document PDP-11 options.
9518 2002-01-10 Kazu Hirata <kazu@hxi.com>
9520 * config/h8300/h8300.h: Fix formatting.
9522 2002-01-10 Ira Ruben <ira@apple.com>
9524 Add __attribute__ ((deprecated)).
9525 * extend.texi: Document __attribute__ ((deprecated)).
9526 * invoke.texi: Document -Wno-deprecated-declarations.
9527 * testsuite/g++.dg/other/deprecated.C: New C++ test.
9528 * testsuite/gcc.dg/deprecated.c: New C test.
9529 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
9530 (c_common_attribute_table): Add "deprecated" entry.
9531 (handle_deprecated_attribute): New function.
9532 * c-decl.c (deprecated_states): New enum.
9533 deprecated_state: State of "deprecated" handling.
9534 (start_decl): Set deprecated_state based on attributes.
9535 (grokdeclarator): Test for deprecated uses, propagate attribute.
9536 * c-typeck.c (build_component_ref): Test for deprecated fields.
9537 (build_external_ref): Test for deprecated primaries.
9538 * diagnostic.c (warn_deprecated_use) New function to issue
9539 warnings about __attribute__ ((depricated)) references.
9540 * flags.h (warn_deprecated_decl): Extern declared for
9541 -W[no-]deprecated-declarations option.
9542 * print-tree.c (print_node): Show deprecated flag status.
9543 * toplev.c (warn_deprecated_decl): Defined.
9544 (W_options): Added "deprecated-declaration".
9545 * toplev.h (warn_deprecated_use): Extern declared.
9546 * tree.h (struct tree_common): Define deprecated_flag.
9547 (TREE_DEPRECATED): New macro to access flag.
9548 * cp/call.c (build_call): Test for deprecated calls.
9549 * cp/class.c (add_implicitly_declared_members): Set global
9550 flag to tell grokdeclarator to not issue deprecated warnings.
9551 * cp/cp-tree.h: Add extern for adding_implicit_members.
9552 * cp/decl.c (deprecated_states): New enum.
9553 (start_decl): Set deprecated_state based on attributes.
9554 (grokdeclarator): Test for deprecated uses, propagate attribute.
9555 * cp/lex.c (do_identifier): Test for deprecated primaries.
9556 * cp/typeck.c (build_component_ref): Test for deprecated fields.
9558 2002-01-10 Ira Ruben <ira@apple.com>
9560 Fix to assign attributes to inline member functions.
9561 * cp/decl.c (start_method): Handle attrlist.
9563 2002-01-10 Kazu Hirata <kazu@hxi.com>
9565 * combine.c (expand_field_assignment): Use subreg_lsb().
9567 2002-01-10 David Edelsohn <edelsohn@gnu.org>
9569 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
9570 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
9571 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
9572 Recurse for any operand of AND as long as constant is non-zero.
9574 2002-01-10 Kazu Hirata <kazu@hxi.com>
9576 * config/h8300/h8300.md: Remove constraints from expanders.
9578 2002-01-10 Kazu Hirata <kazu@hxi.com>
9580 * varasm.c: Fix formatting.
9581 * varray.c: Likewise.
9582 * vmsdbgout.c: Likewise.
9583 * xcoffout.c: Likewise.
9585 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
9587 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
9588 update edge probabilities to match.
9590 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9592 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
9594 * doc/languages.texi, doc/sourcebuild.texi: New files.
9595 * doc/configfiles.texi: Make a subsubsection. Update.
9596 * doc/configterms.texi: Add @node. Remove warning that this isn't
9597 instructions for building GCC.
9598 * doc/makefile.texi: Make a subsection.
9599 * doc/gccint.texi: Update.
9601 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
9603 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
9605 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
9607 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
9609 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
9611 * optabs.c (expand_fix): Look for wider integer modes first.
9613 * i386.md (mov?f): Avoid the fake const double trick for medium
9615 (min?f*/max?f*): Prohibit memory operands for i387 variant.
9616 (fop_df_4): Disable for SSE compilation.
9618 2002-01-10 Graham Stott <grahams@redhat.com>
9620 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
9621 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
9623 2002-01-10 Richard Henderson <rth@redhat.com>
9625 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
9627 2002-01-10 Richard Henderson <rth@redhat.com>
9629 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
9630 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
9632 2002-01-10 Kazu Hirata <kazu@hxi.com>
9634 * combine.c (can_combine_p): Fix a comment typo.
9636 2002-01-09 Zack Weinberg <zack@codesourcery.com>
9638 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
9639 empty list correctly. Change loop index $t to $f for
9640 consistency with rest of Makefile.
9642 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
9644 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
9645 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9647 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
9648 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
9649 (altivec_init_builtins): Same.
9650 (altivec_expand_unop_builtin): Return NULL_RTX on error.
9651 (altivec_expand_binop_builtin): Same.
9652 (altivec_expand_ternop_builtin): Same.
9655 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
9656 ("altivec_vctuxs"): Fix typo.
9657 ("altivec_vnmsubfp"): Same.
9658 ("altivec_dssall"): New.
9659 ("altivec_mfvscr"): New.
9660 ("altivec_dss"): New.
9661 ("altivec_lvsl"): New.
9662 ("altivec_lvsr"): New.
9663 ("altivec_dstt"): New.
9664 ("altivec_dstst"): New.
9665 ("altivec_dststt"): New.
9666 ("altivec_dst"): New.
9668 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
9669 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9671 2002-01-09 Richard Henderson <rth@redhat.com>
9673 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
9675 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
9677 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
9679 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
9681 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
9683 2002-01-09 Kazu Hirata <kazu@hxi.com>
9685 * read-rtl.c: Fix formatting.
9687 * regclass.c: Likewise.
9688 * regrename.c: Likewise.
9689 * reg-stack.c: Likewise.
9690 * reload1.c: Likewise.
9691 * reload.c: Likewise.
9694 2002-01-09 Kazu Hirata <kazu@hxi.com>
9696 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
9697 to extract items in the expr_list chain.
9699 2002-01-09 Richard Henderson <rth@redhat.com>
9701 * config/vax/vax.c (vax_rtx_cost): Never abort.
9703 * config/vax/vax.h (REAL_ARITHMETIC): Define.
9705 2002-01-09 Jan Hubicka <jh@suse.cz>
9707 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
9709 2002-01-09 Richard Henderson <rth@redhat.com>
9711 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
9712 Unify code from various alternatives.
9714 2002-01-09 Richard Henderson <rth@redhat.com>
9716 * regrename.c (copy_value): Ignore the copy if the source register
9717 is present in the value chain with a narrower mode.
9719 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9721 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
9722 for the c4x target. Also improve layout.
9724 2002-01-09 Richard Henderson <rth@redhat.com>
9726 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
9727 * config/m32r/m32r.md (and ior xor splitters): Swap operands
9728 to match insn patterns.
9730 2002-01-09 Richard Henderson <rth@redhat.com>
9732 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
9733 (copyprop_hardreg_forward_1): Likewise.
9735 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9737 * pa.md (decrement_and_branch_until_zero): Change predicate for
9738 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
9740 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9742 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
9743 gets undefined. For Darwin.
9745 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9747 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
9749 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9751 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
9753 2002-01-08 Richard Henderson <rth@redhat.com>
9755 * regrename.c (copy_value): Ignore overlapping copies.
9757 2002-01-08 Richard Henderson <rth@redhat.com>
9759 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
9760 as needed to avoid shared structure.
9762 2002-01-08 Kazu Hirata <kazu@hxi.com>
9764 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
9767 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9769 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
9770 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
9771 documentation of obsolete macros.
9772 * system.h: Poison these macros.
9773 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
9774 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
9775 config/c4x/c4x.h, config/clipper/clipper.h,
9776 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
9777 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
9778 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
9779 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
9780 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
9781 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
9782 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9783 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
9784 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
9785 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9786 config/sparc/sparc.h, config/stormy16/stormy16.h,
9787 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
9788 definitions and commented out definitions of obsolete macros.
9789 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
9790 of MAX_INT_TYPE_SIZE.
9792 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9794 * config/s390/s390.c (s390_preferred_reload_class): Never
9795 return ADDR_REGS if it isn't a subset of the given class.
9796 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
9797 FP_REGS, but all superclasses as well.
9799 * config/s390/s390.c (s390_function_profiler): Fix thinko.
9801 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
9802 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
9803 must not be a const_int.
9805 2002-01-08 Richard Henderson <rth@redhat.com>
9807 * Makefile.in (toplev.o): Depend on options.h.
9808 (gcc.o): Depend on specs.h.
9810 2002-01-08 Jakub Jelinek <jakub@redhat.com>
9812 * expr.c (store_expr): Convert VOIDmode constants back to target's
9815 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9817 * doc/invoke.texi: Markup gcc as @command. Refer to
9818 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
9819 of http://gcc.gnu.org/thanks.html.
9821 2002-01-08 Dale Johannesen <dalej@apple.com>
9823 * config/rs6000/rs6000.md: Add missing int register
9824 target case to movdf_low.
9826 2002-01-08 Zack Weinberg <zack@codesourcery.com>
9828 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
9829 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
9830 (cppinit.o): Depend on except.h.
9831 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
9832 s-specs): New rules.
9834 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
9835 Don't create specs.h/options.h/gencheck.h here. Remove
9836 unnecessary variable settings from last argument of AC_OUTPUT.
9837 * config.in, configure: Regenerate.
9838 * intl.c: Hardcode package name as "gcc".
9840 * cppinit.c: Include except.h.
9841 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
9843 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
9844 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
9845 (!)USING_SJLJ_EXCEPTIONS.
9846 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
9848 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9850 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
9851 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
9852 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
9853 documentation of obsolete macros.
9854 * system.h: Poison these macros.
9855 * config/d30v/d30v.h, config/ns32k/encore.h,
9856 config/stormy16/stormy16.h: Remove definitions and commented out
9857 definitions of obsolete macros.
9859 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
9861 * objc/objc-act.c (handle_class_ref): Mark the declaration of
9862 %sobjc_class_ref_%s as used - to prevent unwanted compiler
9865 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9867 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
9868 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
9869 to insn adjusting stack/frame pointer.
9870 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
9871 accept operands that cause the insn to be non-splittable.
9873 2002-01-08 Graham Stott <grahams@redhat.com>
9875 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
9876 (C_TYPE_FIELDS_VOLATILE): Likewise.
9877 (C_TYPE_BEING_DEFINED): Likewise.
9878 (C_IS_RESERVED_WORD): Likewise.
9879 (C_TYPE_VARIABLE_SIZE): Likewise.
9880 (C_DECL_VARIABLE_SIZE): Likewise.
9881 (C_MISSING_PROTOTYPE_WARNED): Likewise.
9882 (C_SET_EXP_ORIGINAL_CODE): Likewise.
9883 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
9885 (C_DECL_ANTICIPATED): Likewise.
9886 (c_build_type_variant): Add parenthesis.
9888 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9890 * gcc.c (option_map): Remove --version.
9891 (process_command): Handle -fversion following the GNU Coding
9892 Standards. Partially addresses PR other/704.
9894 2002-01-08 Graham Stott <grahams@redhat.com>
9896 * combine.c (combine_instructions): Fix typo.
9898 2002-01-08 Graham Stott <grahams@redhat.com>
9900 * debug.h: Use "tree" and "rtx" throughout.
9902 * debug.c: Likewise.
9904 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
9906 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
9907 constant pool, use the pool's version of the symbol instead.
9909 2002-01-07 Richard Henderson <rth@redhat.com>
9911 * regrename.c (find_oldest_value_reg): Ignore the value chain if
9912 the original register was copied in a mode with a fewer number of
9913 hard registers than the desired mode.
9914 (copyprop_hardreg_forward_1): Likewise.
9915 (debug_value_data): Fix loop test.
9916 * toplev.c (parse_options_and_default_flags): Reenable
9917 -fcprop-registers at -O1.
9919 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9921 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
9922 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
9924 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
9927 * config/rs6000/rs6000.md: Add altivec predicate patterns.
9929 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9931 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
9932 (pa_output_function_prologue): Output local label at the beginning of
9933 the prologue when profiling.
9934 (hppa_profile_hook): Use the local label rather than the function label.
9935 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
9937 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9939 * config/rs6000/rs6000.c (print_operand): Remove extra space.
9940 (altivec_expand_unop_builtin): Fix thinko.
9941 (altivec_expand_binop_builtin): Same.
9942 (altivec_expand_ternop_builtin): Same.
9943 (altivec_expand_builtin): Same.
9945 2002-01-07 Richard Henderson <rth@redhat.com>
9947 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
9949 2002-01-07 Jason Merrill <jason@redhat.com>
9951 * unwind-dw2.c (execute_cfa_program): Use < again.
9953 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9955 * predict.c (combine_predictions_for_insn): Avoid division by zero.
9957 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9959 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
9960 Don't allow -1 - x -> ~x simplifications in the first pass.
9962 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9964 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
9966 (altivec_expand_binop_builtin): Same.
9967 (altivec_expand_unop_builtin): Same.
9968 (print_operand): Fix typo.
9969 (bdesc_1arg): Add vupk* variants.
9971 * rs6000.h (rs6000_builtins): Add vupk* enums.
9973 * rs6000.md: Add altivec_vupk* variants.
9975 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9977 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
9978 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
9979 and last update dates.
9981 2002-01-07 Janis Johnson <janis187@us.ibm.com>
9983 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
9985 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
9987 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
9988 * config/avr/avr.h (CPP_SPEC): Likewise.
9989 (LINK_SPEC): Likewise.
9990 (CRT_BINUTILS_SPECS): Likewise.
9991 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9992 * doc/invoke.texi (AVR Options): Document them.
9994 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
9996 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
9999 2002-01-07 Graham Stott <grahams@redhat.com>
10001 * config/i386/i386.h: Update copyright date.
10002 (HALF_PIC_PTR): Add parenthesis.
10003 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
10004 (CONSTANT_ALIGNMENT): Add parenthesis.
10005 (DATA_ALIGNMENT): Likewise.
10006 (LOCAL_ALIGNMENT): Likewise.
10007 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
10008 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
10009 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
10010 (HARD_REGNO_NREGS): Add paranethesis.
10011 (VALID_SSE_REG_MODE): Whitespace.
10012 (VALID_MMX_REG_MODE): Whitespace.
10013 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
10014 (ix86_hard_regno_mode_ok): Add parenthesis.
10015 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
10016 (RETURN_IN_MEMORY): Whitespace.
10017 (N_REG_CLASSES): Add parenthesis.
10018 (INTEGER_CLASS_P): Add parenthesis and wrap.
10019 (FLOAT_CLASS_P): Likewise.
10020 (SSE_CLASS_P): Likewise.
10021 (MMX_CLASS_P): Likewise.
10022 (MAYBE_INTEGER_CLASS_P): Likewise.
10023 (MAYBE_FLOAT_CLASS_P): Likewise.
10024 (MAYBE_SSE_CLASS_P): Likewise.
10025 (MAYBE_MMX_CLASS_P): Likewise.
10026 (Q_CLASS_P): Likewise.
10027 (GENERAL_REGNO_P): Uppercase macro parameter.
10028 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
10029 (FP_REGNO_P): Likewise.
10030 (ANY_FP_REGNO_P): Uppercase macro parameter.
10031 (SSE_REGNO_P): Likewise.
10032 (SSE_REGNO): Likewise.
10033 (SSE_REG_P): Likewise.
10034 (SSE_FLOAT_MODE_P): Likewise.
10035 (MMX_REGNO_P): Likewise.
10036 (MMX_REG_P):Likewise.
10037 (STACK_REG_P): Likewise.
10038 (NON_STACK_REG_P): Likewise.
10039 (STACK_TOP_P): Likewise.
10040 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
10041 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
10042 (SECONDARY_MEMORY_NEEDED): Likewise.
10043 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
10044 (MD_ASM_CLOBBERS): Whitespace and wrap.
10045 (MUST_PASS_IN_STACK): Whitespace and wrap.
10046 (RETURN_POPS_ARGS): Add parenthesis.
10047 (INIT_CUMULATIVE_ARGS): Likewise.
10048 (FUNCTION_ARG): Likewise.
10049 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
10050 (SETUP_INCOMING_VARARGS): Likewise.
10051 (BUILD_VA_LIST_TYPE): Add parenthesis.
10052 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
10054 (EXPAND_BUILTIN_VA_ARG): Likewise.
10055 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
10056 (INITIALIZE_TRAMPOLINE): Add parenthesis.
10057 (INITIAL_ELIMINATION_OFFSET): Likewise.
10058 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
10059 (REGNO_OK_FOR_BASE_P): Likewise.
10060 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
10061 (REGNO_OK_FOR_DIREG_P): Likewise.
10062 (REG_OK_FOR_INDEX_P): Whitespace.
10063 (REG_OK_FOR_BASE_P): Whitespace.
10064 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
10066 (FIND_BASE_TERM): Fix typo.
10067 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
10068 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
10069 (SYMBOLIC_CONST; Whitespace.
10070 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
10071 (ENCODE_SECTION_INFO): Whitespace.
10072 (FINALIZE_PIC): Remove do { ... } while (0).
10073 (PROMOTE_MODE): Wrap in do { ... } while (0).
10074 (CONST_COSTS): Whitespace.
10075 (RTX_COSTS): Add paramethesis, whitespace and wrap.
10076 (REGISTER_MOVE_COST): Add parenthesis.
10077 (MEMORY_MOVE_COST): Likewise.
10078 (EXTRA_CC_MODES): Whitespace.
10079 (SELECT_CC_MODE): Add parenthesis and whitespace.
10080 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
10081 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
10082 (ASM_OUTPUT_LABEL): Add paramethesis.
10083 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
10084 (ASM_OUTPUT_REG_POP): Likewise.
10085 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
10086 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
10088 * config/i386/i386.c: Update copyright.
10089 (CHECK_STACK_LIMIT): Add parenthesis.
10090 (AT_BP): Uppercase macro parameter.
10091 (x86_64_int_parameter_registers): Constify.
10092 (x86_64_int_return_registers): Likewise.
10093 (ix86_compare_op0): Use rtx.
10094 (construct_container): Constify INTREG parameter.
10095 (function_arg): Use rtx.
10097 * diagnostic.h: Update copyright date.
10098 (output_buffer_state): Add parenthesis.
10099 (output_buffer_format_args): Likewise.
10101 * combine.c (combine_instructions): Replace XEXP (links, 0)
10104 2002-01-06 H.J. Lu <hjl@gnu.org>
10106 * cfgcleanup.c (thread_jump): Fix 2 typos.
10108 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
10110 * config.gcc: Add support for --enable-altivec.
10112 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
10114 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
10116 2002-01-06 Jakub Jelinek <jakub@redhat.com>
10118 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
10119 __objc_class_name_*.
10121 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
10123 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
10125 2002-01-06 Richard Henderson <rth@redhat.com>
10127 * reorg.c (emit_delay_sequence): Remove death notes, not merely
10128 nop them out. Increment label reference count for REG_LABEL.
10129 (fill_slots_from_thread): Frob label reference count around
10130 delete_related_insns.
10132 2002-01-05 Richard Henderson <rth@redhat.com>
10134 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
10137 2002-01-05 Richard Henderson <rth@redhat.com>
10139 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
10140 * integrate.c (output_inline_function): Likewise.
10141 * toplev.c (rest_of_compilation): Do it here instead. Move call
10142 to remove_unnecessary_notes after emitting abstract instance.
10143 Force an emitted nested function to have its parent emited as well.
10144 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
10146 (rtl_for_decl_location): Do not look at reload data structures
10147 before reload has run.
10149 2002-01-05 Kazu Hirata <kazu@hxi.com>
10151 * cse.c: Fix formatting.
10152 * dwarf2asm.c: Likewise.
10153 * dwarf2out.c: Likewise.
10154 * explow.c: Likewise.
10155 * expmed.c: Likewise.
10156 * function.c: Likewise.
10157 * gcov.c: Likewise.
10158 * gencheck.c: Likewise.
10159 * genrecog.c: Likewise.
10160 * ggc-common.c: Likewise.
10161 * ggc-page.c: Likewise.
10162 * global.c: Likewise.
10164 2002-01-05 Kazu Hirata <kazu@hxi.com>
10166 * combine.c: Fix formatting.
10168 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
10171 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
10173 2002-01-05 David Edelsohn <edelsohn@gnu.org>
10175 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
10176 as 1 for __powerpc64__ as well.
10178 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
10180 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
10183 2002-01-05 Daniel Berlin <dan@dberlin.org>
10185 * lcm.c: Revert change, due to performance regression it causes on
10186 SPEC because it's slightly more conservative (sigh, I hate
10189 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
10191 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
10193 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10195 * doc/cppinternals.texi: Update.
10197 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
10199 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
10200 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
10202 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
10203 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
10204 kludge for pre-october-14th mmix versions to handle new-found bug
10205 with PUSHJ/PUSHGO and the register stack.
10206 * config/mmix/mmix.h (struct machine_function): Rename member
10207 has_call_value_without_parameters to has_call_without_parameters.
10208 All referers changed.
10209 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
10210 TARGET_MASK_BRANCH_PREDICT): New macros.
10211 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
10212 -mno-reg-stack-fill-bug-workaround.
10213 * config/mmix/mmix.md ("call"): Set struct machine member
10214 has_call_without_parameters.
10216 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
10218 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
10220 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
10222 * cfgcleanup.c: Include tm_p.h
10223 (mark_effect): Fix handling of hard register; fix handling of SET
10225 2002-01-04 Kazu Hirata <kazu@hxi.com>
10227 * config/h8300/h8300.md (anonymous patterns): Check that
10228 operands are registers before using REGNO on them.
10230 2002-01-03 Roland McGrath <roland@frob.com>
10232 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
10234 2002-01-04 Jakub Jelinek <jakub@redhat.com>
10236 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
10237 * c-common.h (genrtl_expr_stmt_value): Likewise.
10238 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
10239 (expand_expr_stmt_value): Add maybe_last argument.
10240 Don't warn about statement with no effect if it is the last statement
10241 in expression statement.
10242 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
10243 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
10244 expand_expr_stmt_value.
10245 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
10246 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
10247 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
10248 as maybe_last to expand_expr_stmt_value.
10250 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
10252 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
10253 be passed in, do not build it.
10254 (c_begin_if_stmt): New function.
10255 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10256 * c-common.h (c_expand_start_cond): Update prototype.
10257 (c_begin_if_stmt): Prototype new function.
10258 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10259 * c-parse.in (if_prefix): Use c_begin_if_stmt,
10260 c_begin_while_stmt and c_finish_while_stmt_cond.
10262 2002-01-04 William Cohen <wcohen@redhat.com>
10264 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
10265 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10266 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10267 * config/pa/som.h (ASM_FILE_START): Likewise.
10269 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
10271 * lcm.c: Include df.h.
10272 Add available_transfer_function prototype.
10273 (compute_available): Rework to use iterative dataflow framework.
10274 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
10275 with bb_info in df.h
10276 (available_transfer_function): New function.
10278 * Makefile.in (lcm.o): add df.h to dependencies.
10280 2002-01-04 Richard Henderson <rth@redhat.com>
10282 * config/alpha/alpha.c (some_operand): Accept HIGH.
10283 (input_operand): Likewise; accept simple references to globals.
10284 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
10285 (alpha_const_double_ok_for_letter_p): Likewise.
10286 (alpha_extra_constraint): Likewise.
10287 (alpha_preferred_reload_class): Likewise. Do not force
10288 symbolic constants to memory.
10289 (alpha_legitimate_address_p): Accept simple references
10290 to small_symbolic_operand.
10291 (alpha_legitimize_address): New arg scratch. Be prepared to be
10292 called when no_new_pseudos. Emit simple symbolic references.
10293 Split integers into low, high, and rest.
10294 (alpha_expand_mov): Use alpha_legitimize_address.
10295 (some_small_symbolic_mem_operand): New.
10296 (split_small_symbolic_mem_operand): New.
10297 * config/alpha/alpha-protos.h: Update.
10298 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
10299 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10300 (EXTRA_CONSTRAINT): Likewise.
10301 (PREFERRED_RELOAD_CLASS): Likewise.
10302 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
10303 (PREDICATE_CODES): Update.
10304 * config/alpha/alpha.md: New post-reload splitters to convert
10305 simplfied symbolic operands to the form that references $29.
10306 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
10307 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
10309 2002-01-03 Richard Henderson <rth@redhat.com>
10311 * local-alloc.c (function_invariant_p): Update commentary.
10313 2002-01-04 H.J. Lu <hjl@gnu.org>
10315 * toplev.c (rest_of_compilation): Fix a typo when calling
10318 2002-01-03 Kazu Hirata <kazu@hxi.com>
10320 * c-common.c: Fix formatting.
10321 * diagnostic.c: Likewise.
10322 * doloop.c: Likewise.
10323 * dwarf2out.c: Likewise.
10325 2002-01-03 Kazu Hirata <kazu@hxi.com>
10327 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
10328 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
10330 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10332 * cpperror.c: Update comments and copyright.
10333 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
10334 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
10336 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10338 * collect2.c (main): Use strcmp when testing for "-shared".
10340 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10342 * cppmacro.c: Don't include intl.h. Update comments.
10343 (new_number_token): Allocate enough buffer for 64-bit unsigned
10344 integers; update prototype.
10345 * cppmain.c: Update comments.
10347 2002-01-03 William Cohen <wcohen@redhat.com>
10349 * function.h (struct function): Add profile.
10350 (current_function_profile): New.
10351 doc/extend.texi: Update documentation.
10352 * final.c (final_start_function): Use current_function_profile
10353 instead of profile_flag.
10354 (profile_after_prologue): Likewise.
10355 * function.c (expand_function_start): Likewise.
10356 (expand_function_start): Likewise.
10357 * config/alpha/alpha.c (direct_call_operand):
10358 (alpha_does_function_need_gp): Likewise.
10359 (alpha_expand_prologue): Likewise.
10360 * config/arm/arm.c (arm_expand_prologue): Likewise.
10361 thumb_expand_prologue: Likewise.
10362 * config/d30v/d30v.c (d30v_stack_info): Likewise.
10363 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
10364 (fr30_expand_prologue): Likewise.
10365 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
10366 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
10367 * config/i386/i386.h (FINALIZE_PIC): Likewise.
10368 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
10369 * config/i960/i960.c (i960_output_function_prologue): Likewise.
10370 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
10371 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
10372 (m32r_expand_prologue): Likewise.
10373 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
10374 (m88k_expand_prologue): Likewise.
10375 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
10376 * config/mips/mips.c (compute_frame_size): Likewise.
10377 (mips_expand_prologue): Likewise.
10378 (mips_can_use_return_insn): Likewise.
10379 * config/pa/elf.h (ASM_FILE_START): Likewise.
10380 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10381 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10382 * config/pa/som.h (ASM_FILE_START): Likewise.
10383 * config/romp/romp.c (romp_using_r14): Likewise.
10384 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
10385 (rs6000_stack_info): Likewise.
10386 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10387 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
10388 * config/v850/v850.c (compute_register_save_size): Likewise.
10390 2002-01-03 Jakub Jelinek <jakub@redhat.com>
10392 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
10393 gen_lowpart_common fails, use gen_lowpart_SUBREG.
10395 2002-01-03 Turly O'Connor <turly@apple.com>
10397 * darwin.c (machopic_output_possible_stub_label): Don't generate
10398 stub routines for pseudo-stubs which we've just defined.
10400 2002-01-03 Kazu Hirata <kazu@hxi.com>
10402 * builtins.c: Fix formatting.
10403 * c-typeck.c: Likewise.
10404 * combine.c: Likewise.
10405 * expr.c: Likewise.
10406 * loop.c: Likewise.
10408 2002-01-03 Andreas Schwab <schwab@suse.de>
10410 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
10411 and return true if _cpp_push_next_buffer pushed a new include
10413 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
10414 _cpp_pop_file_buffer did not push a new file.
10415 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
10417 2002-01-02 Eric Christopher <echristo@redhat.com>
10419 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
10420 FIND_REG_INC_NOTE call. Update copyright.
10421 * loop.c (canonicalize_condition): Ditto.
10422 * reorg.c (delete_scheduled_jump): Ditto.
10424 2002-01-03 Kazu Hirata <kazu@hxi.com>
10426 * gcse.c: Fix formatting.
10428 2002-01-03 Graham Stott <grahams@redhat.com>
10430 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
10431 forward defs for struct tags rtx_def, union_tree, rtvec_def
10432 also output corresponding typedefs for rtx, tree, and rtvec.
10434 * system.h: Move forward defs for struct tags rtx_def, union_tree,
10435 rtvec_def along with corresponding typedefs for rtx, tree, and
10436 rtvec to config.h, hconfig.h, tconfig.h.
10438 2002-01-03 Graham Stott <grahams@redhat.com>
10440 * tree.h: Update copyright date.
10441 (IS_EXPR_CODE_CLASS): Add parenthesis.
10442 (TREE_SET_CODE): Add whitespace.
10443 (TREE_CHECK): Add parenthesis.
10444 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
10445 (CST_OR_CONSTRUCTOR_CHECK):
10446 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
10447 (TREE_SYMBOL_REFERENCED): Whitespace.
10448 (INT_CST_LT): Likewise.
10449 (INT_CST_LT_UNSIGNED): Likewise.
10450 (tree_real_cst): Unwrap comment.
10451 (tree_string): Likewise.
10452 (tree_complex): Likewise.
10453 (IDENTIFIER_POINTER): correct cast.
10454 (SAVE_EXPR_CONTEXT): Whitespace.
10455 (EXPR_WFL_FILENAME_NODE): Likewise.
10456 (EXPR_WFL_FILENAME): Remove parenthesis.
10457 (DECL_ORIGIN): Add parenthesis.
10458 (DECL_FROM_INLINE): Use NULL_TREE.
10459 (build_int_2): Whitespace.
10460 (build_type_variant): Add parenthesis.
10462 * gcc/jcf-parse.c: Update copyright date.
10463 (yyparse): Constify resource_filename.
10465 2002-01-03 Graham Stott <grahams@redhat.com>
10467 * rtl.h: Update copyright date.
10468 (RTL_CHECK1): Wrap long line.
10469 (RTL_CHECK2): Likewise.
10470 (RTL_CHECKC1): Wrap long line and whitespace.
10471 (RTL_CHECKC2): Likewise.
10472 (XWINT): Whitespace.
10478 (XBITMAP): Likewise.
10480 (XBBDEF): Likewise.
10482 (X0WINT): Likewise.
10484 (X0UINT): Likewise.
10488 (X0MODE): Likewise.
10489 (X0BITMAP): Likewise.
10490 (X0TREE): Likewise.
10491 (X0BBDEF): Likewise.
10492 (X0ADVFLAGS): Likewise.
10493 (X0CSELIB): Likewise.
10494 (X0MEMATTR): Likewise.
10495 (XCWINT): Likewise.
10497 (XCUINT): Likewise.
10501 (XCMODE): Likewise.
10502 (XCBITMAP): Likewise.
10503 (XCTREE): Likewise.
10504 (XCBBDEF): Likewise.
10505 (XCADVFLAGS): Likewise.
10506 (XCCSELIB): Likewise.
10507 (XC2EXP): Likewise.
10508 (INSN_UID): Likewise.
10509 (PREV_INSN): Likewise.
10510 (PATTERN): Likewise.
10511 (INSN_CODE): Likewise.
10512 (PUT_REG_NOTE_KIND): Likewise.
10513 (CODE_LABEL_NUMBER): Likewise.
10514 (NOTE_SOURCE_FILE): Likewise.
10515 (NOTE_BLOCK): Likewise.
10516 (NOTE_EH_HANDLER): Likewise.
10517 (NOTE_RANGE_INFO): Likewise.
10518 (NOTE_LIVE_INFO): Likewise.
10519 (NOTE_BASIC_BLOCK): Likewise.
10520 (NOTE_EXPECTED_VALUE): Likewise.
10521 (NOTE_LINE_NUMBER): Likewise.
10522 (LABEL_NAME): Likewise.
10523 (LABEL_NUSES): Likewise.
10524 (LABEL_ALTERNATE_NAME): Likewise.
10525 (ADDRESSOF_DECL): Likewise.
10526 (JUMP_LABEL): Likewise.
10527 (LABEL_NEXTREF): Likewise.
10529 (ORIGINAL_REGNO: Likewise.
10530 (HARD_REGISTER_NUM_P): Add parenthesis.
10531 (SUBREG_REG): Whitespace.
10532 (SUBREG_BYTE): Likewise.
10533 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
10534 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
10535 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
10536 (ASM_OPERANDS_INPUT_VEC): Likewise.
10537 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
10538 (ASM_OPERANDS_INPUT): Likewise.
10539 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
10540 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
10541 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
10542 (ASM_OPERANDS_INPUT_MODE): Likewise.
10543 (ASM_OPERANDS_SOURCE_FILE): Likewise.
10544 (ASM_OPERANDS_SOURCE_LINE): Likewise.
10545 (MEM_SET_IN_STRUCT_P): Minor reformat.
10546 (TRAP_CONDITION): Whitespace.
10547 (TRAP_CODE): Likewise.
10548 (COND_EXEC_TEST): Likewise.
10549 (COND_EXEC_CODE): Likewise.
10550 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
10551 (PHI_NODE_P): Add parenthesis.
10552 (plus_constant): Whitespace and add parenthesis.
10554 2002-01-03 Kazu Hirata <kazu@hxi.com>
10556 * config/avr/avr.c: Fix comment typos.
10557 * config/c4x/c4x.md: Likewise.
10558 * config/dsp16xx/dsp16xx.h: Likewise.
10559 * config/dsp16xx/dsp16xx.md: Likewise.
10560 * config/i386/i386.md: Likewise.
10561 * config/ia64/ia64.c: Likewise.
10562 * config/m32r/m32r.h: Likewise.
10563 * config/m68hc11/m68hc11.md: Likewise.
10564 * config/mmix/mmix.c: Likewise.
10565 * config/mn10200/mn10200.c: Likewise.
10566 * config/romp/romp.c: Likewise.
10567 * config/sh/sh.c: Likewise.
10568 * config/stormy16/stormy16.c: Likewise.
10569 * config/stormy16/stormy16.h: Likewise.
10570 * config/stormy16/stormy16.md: Likewise.
10572 2002-01-03 Graham Stott <grahams@redhat.com>
10574 * loop.h: Update copyright date.
10575 (LOOP_MOVABLES): Fix typo.
10576 (LOOP_REGS): Likewise.
10577 (LOOP_IVS): Likewise.
10579 2002-01-03 Graham Stott <grahams@redhat.com>
10581 * cppinit.c: Update copyright date.
10582 Don't include output.h
10583 * Makefile.in: Update copyright date.
10586 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
10589 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
10590 (-pthread) Add to RS/6000 options.
10592 2002-01-02 Kazu Hirata <kazu@hxi.com>
10594 * except.c: Fix comment typos.
10595 * loop.c: Likewise.
10596 * varasm.c: Likewise.
10597 * doc/tm.texi: Fix a typo.
10599 2002-01-02 Jakub Jelinek <jakub@redhat.com>
10601 * c-typeck.c (output_init_element): Allow initializing static storage
10602 duration objects with compound literals.
10604 2002-01-02 Richard Henderson <rth@redhat.com>
10606 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
10609 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10611 * gcc.c (default_compilers): Const-ify.
10612 * mips-tdump.c (stab_names): Likewise.
10613 * mips-tfile.c (map_coff_types, map_coff_storage,
10614 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
10615 pseudo_ops_t, pseudo_ops): Likewise.
10616 * protoize.c (default_include): Likewise
10618 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
10619 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
10620 Add array size in declaration.
10621 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
10622 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
10623 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
10624 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
10625 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
10626 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
10627 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
10628 emtens, make_nan): Const-ify.
10629 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
10630 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
10632 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
10634 * config.gcc (ia64-*-*): Set extra_headers.
10635 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
10636 * config/alpha/t-osf: Remove.
10637 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
10639 2002-01-02 David Edelsohn <edelsohn@gnu.org>
10641 * config/rs6000/t-aix43: Revert previous change.
10643 2002-01-02 Jason Merrill <jason@redhat.com>
10645 * c-decl.c (c_expand_body): Call outlining_inline_function when
10646 emitting an inline function out of line.
10648 2002-01-02 Richard Henderson <rth@redhat.com>
10650 * dwarf2out.c (limbo_die_node): Add created_for member.
10651 (new_die): New argument created_for. Update all callers.
10652 (mark_limbo_die_list): New.
10653 (dwarf2out_init): Register limbo_die_list as a root.
10654 (dwarf2out_finish): Force insert limbo dies into their function
10657 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
10660 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
10662 2002-01-02 Kazu Hirata <kazu@hxi.com>
10664 * config/h8300/fixunssfsi.c: Update copyright.
10667 * config/h8300/h8300.c: Update copyright.
10668 Eliminate warnings.
10670 2002-01-02 Kazu Hirata <kazu@hxi.com>
10672 * config/romp/romp.c: Fix comment formatting.
10673 * config/romp/romp.h: Likewise.
10674 * config/romp/romp.md: Likewise.
10675 * config/s390/s390.c: Likewise.
10676 * config/stormy16/stormy16.c: Likewise.
10677 * config/stormy16/stormy16.h: Likewise.
10679 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
10681 * c-common.h (genrtl_expr_stmt_value): Declare.
10682 * c-semantics.c (genrtl_goto_stmt): Redirect to...
10683 (genrtl_goto_stmt_value): ... this new function. Pass new
10684 argument down to expand_expr_stmt_value, taking
10685 TREE_ADDRESSABLE into account.
10686 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
10687 STMT_EXPR as addressable, i.e., one whose result we want.
10688 * expr.c (expand_expr): Don't save expression statement value
10689 of labeled_blocks or loop_exprs.
10690 * stmt.c (expand_expr_stmt): Redirect to...
10691 (expand_expr_stmt_value): ... this new function. Use new
10692 argument to tell whether to save expression value.
10693 (expand_end_stmt_expr): Reset last_expr_type and
10694 last_expr_value if we don't have either.
10695 * tree-inline.c (declare_return_variable): Mark its use
10696 statement as addressable.
10697 * tree.h: Document new use of TREE_ADDRESSABLE.
10698 (expand_expr_stmt_value): Declare.
10700 2002-01-01 Tom Rix <trix@redhat.com>
10702 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
10703 rs6000_emit_allocate_stack.
10705 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
10707 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
10708 ${srcdir}/ginclude/ to every entry in extra_headers.
10709 * configure: Regenerate.
10710 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
10711 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
10712 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
10713 * ginclude/proto.h: Rename to config/convex/proto.h.
10715 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10717 * attribs.c (handle_vector_size_attribute): Use host_integerp
10718 and tree_int_cst; remove warnings.
10719 * caller-save.c (insert_restore): Add cast to get rid of warning.
10720 (insert_save): Likewise.
10721 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10722 * regmove.c (find_matches): Add temporary var to kill a warning.
10724 2002-01-01 Douglas B Rupp <rupp@gnat.com>
10726 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
10727 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
10728 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
10729 (vms-dwarf2eh.o): Add Makefile rule.
10730 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
10731 * config/alpha/vms-dwarf2eh.asm: New file.
10733 * gcc.c (delete_if_ordinary): Delete all versions.
10735 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
10737 * config/mmix/mmix.md: Update FIXME to not mention
10739 (MMIX_rJ_REGNUM): New define_constants constant.
10740 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
10741 "*movdicc_real"): Adjust contraints formatting.
10742 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
10743 for branch prediction.
10744 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
10746 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
10747 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
10748 number. Delete related FIXMEs.
10749 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
10750 from number to MMIX_rJ_REGNUM.
10751 (TARGET_MASK_BRANCH_PREDICT): New.
10752 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
10753 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
10754 value. Add -mbranch-predict and -mno-branch-predict.
10755 (TARGET_VERSION): Drop date.
10756 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
10757 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
10758 for finding out global symbols.
10759 (mmix_asm_output_labelref): Revert condition for global symbol.
10760 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
10761 (mmix_print_operand_punct_valid_p): A '+' is valid.
10763 See ChangeLog.6 for earlier changes.